/* roulang page: index */
/* ====== 设计变量 ====== */
:root {
    --primary: #0E7C7B;
    --primary-hover: #0A5C5B;
    --primary-light: #E8F4F3;
    --primary-soft: rgba(14, 124, 123, 0.08);
    --accent: #FF6B4A;
    --accent-hover: #E85D3F;
    --accent-soft: rgba(255, 107, 74, 0.12);
    --bg: #F7F5F0;
    --card-bg: #FFFFFF;
    --text-main: #1F2933;
    --text-secondary: #5B6B79;
    --text-muted: #9AA9B5;
    --border-color: rgba(14, 124, 123, 0.12);
    --border-accent: rgba(255, 107, 74, 0.35);
    --radius-lg: 14px;
    --radius-sm: 10px;
    --radius-pill: 999px;
    --shadow-sm: 0 4px 20px rgba(14, 124, 123, 0.08);
    --shadow-md: 0 8px 24px rgba(14, 124, 123, 0.10);
    --shadow-lg: 0 12px 28px rgba(14, 124, 123, 0.14);
    --section-gap: 72px;
    --nav-gap: 24px;
    --body-bg: #F7F5F0;
}

/* ====== Bootstrap 变量覆盖 ====== */
:root {
    --bs-body-bg: var(--body-bg);
    --bs-primary: #0E7C7B;
    --bs-link-color: #0E7C7B;
    --bs-link-hover-color: #0A5C5B;
    --bs-btn-primary-bg: #FF6B4A;
    --bs-btn-primary-border-color: #FF6B4A;
    --bs-btn-primary-hover-bg: #E85D3F;
    --bs-btn-primary-hover-border-color: #E85D3F;
    --bs-border-radius: 14px;
    --bs-body-font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
}

/* ====== Base Reset ====== */
*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
    background: var(--bg);
    color: var(--text-main);
    line-height: 1.8;
    font-size: 16px;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

a {
    color: var(--primary);
    text-decoration: none;
    transition: color 0.2s ease;
}

a:hover {
    color: var(--primary-hover);
}

img {
    max-width: 100%;
    height: auto;
}

button {
    cursor: pointer;
}

input,
select,
textarea {
    font-family: inherit;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    line-height: 1.3;
    font-weight: 700;
    color: var(--text-main);
}

h2 {
    font-size: 32px;
    margin-bottom: 40px;
    letter-spacing: 0.5px;
}

@media (max-width: 768px) {
    h2 {
        font-size: 26px;
        margin-bottom: 28px;
    }
}

/* 数字等宽 */
.num {
    font-variant-numeric: tabular-nums;
    font-feature-settings: "tnum";
}

/* ====== 容器 ====== */
.container {
    max-width: 1200px;
    padding-left: 20px;
    padding-right: 20px;
}

/* ====== 导航 ====== */
.site-header {
    position: sticky;
    top: 0;
    z-index: 1050;
    background: #fff;
    box-shadow: 0 2px 12px rgba(14, 124, 123, 0.06);
}

.brand-bar {
    height: 64px;
    display: flex;
    align-items: center;
}

.brand-bar .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.brand-logo {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-weight: 700;
    font-size: 24px;
    color: var(--primary);
    text-decoration: none;
    line-height: 1;
}

.brand-logo:hover {
    color: var(--primary);
}

.brand-logo .logo-mark {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    background: var(--primary-light);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    border: 1.5px solid var(--primary);
}

.brand-logo .logo-mark svg {
    width: 20px;
    height: 20px;
}

.brand-logo .logo-text {
    font-size: 24px;
    letter-spacing: 1px;
}

.brand-tools {
    display: flex;
    align-items: center;
    gap: 14px;
}

.member-link {
    color: var(--text-secondary);
    font-size: 14px;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 10px;
    border-radius: var(--radius-pill);
    transition: background 0.2s, color 0.2s;
}

.member-link:hover {
    background: var(--primary-soft);
    color: var(--primary);
}

.btn-main {
    background: var(--accent);
    color: #fff;
    border: none;
    border-radius: var(--radius-pill);
    padding: 8px 22px;
    font-size: 14px;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: all 0.25s ease;
    text-decoration: none;
    box-shadow: 0 4px 14px rgba(255, 107, 74, 0.25);
}

.btn-main:hover {
    background: var(--accent-hover);
    color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(255, 107, 74, 0.32);
}

.btn-main:active {
    transform: translateY(0);
}

.btn-secondary-custom {
    background: transparent;
    color: var(--primary);
    border: 1.5px solid var(--primary);
    border-radius: var(--radius-pill);
    padding: 8px 22px;
    font-size: 14px;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: all 0.25s ease;
    text-decoration: none;
}

.btn-secondary-custom:hover {
    background: var(--primary-soft);
    color: var(--primary-hover);
    border-color: var(--primary-hover);
}

/* 频道行 */
.channel-bar {
    background: var(--primary-light);
    border-top: 1px solid rgba(14, 124, 123, 0.08);
    position: relative;
    z-index: 1049;
}

.channel-bar .channel-nav {
    display: flex;
    align-items: center;
    height: 44px;
    list-style: none;
    margin: 0;
    padding: 0;
    gap: 4px;
    overflow-x: auto;
    scrollbar-width: thin;
    scrollbar-color: rgba(14, 124, 123, 0.2) transparent;
    white-space: nowrap;
    flex-wrap: nowrap;
}

.channel-bar .channel-nav::-webkit-scrollbar {
    height: 3px;
}

.channel-bar .channel-nav::-webkit-scrollbar-thumb {
    background: rgba(14, 124, 123, 0.2);
    border-radius: 999px;
}

.channel-bar .channel-nav li {
    flex-shrink: 0;
    display: flex;
    align-items: center;
}

.channel-bar .channel-nav a {
    display: inline-flex;
    align-items: center;
    padding: 6px 20px;
    border-radius: var(--radius-pill);
    font-size: 14px;
    font-weight: 500;
    color: var(--text-secondary);
    transition: all 0.2s ease;
    text-decoration: none;
    margin: 4px 2px;
}

.channel-bar .channel-nav a:hover {
    background: var(--primary-soft);
    color: var(--primary);
}

.channel-bar .channel-nav a.active {
    background: var(--primary);
    color: #fff;
    font-weight: 500;
    box-shadow: 0 3px 10px rgba(14, 124, 123, 0.2);
}

/* ====== Hero 区 ====== */
.hero-section {
    position: relative;
    padding: 80px 0 88px;
    background: linear-gradient(135deg, #EDF7F6 0%, #F7F5F0 55%, #FDF3EF 100%);
    overflow: hidden;
}

.hero-section::before {
    content: "";
    position: absolute;
    top: -60px;
    right: -80px;
    width: 320px;
    height: 320px;
    background: radial-gradient(circle, rgba(14, 124, 123, 0.07) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}

.hero-section::after {
    content: "";
    position: absolute;
    bottom: -40px;
    left: 30px;
    width: 220px;
    height: 220px;
    background: radial-gradient(circle, rgba(255, 107, 74, 0.06) 0%, transparent 65%);
    border-radius: 50%;
    pointer-events: none;
}

.hero-wrap {
    position: relative;
    z-index: 2;
}

.hero-title {
    font-size: 48px;
    font-weight: 800;
    line-height: 1.25;
    color: var(--text-main);
    margin-bottom: 18px;
    letter-spacing: 1px;
}

.hero-title .highlight {
    color: var(--primary);
    position: relative;
}

.hero-subtitle {
    font-size: 17px;
    color: var(--text-secondary);
    line-height: 1.8;
    max-width: 520px;
    margin-bottom: 32px;
}

.hero-actions {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.hero-actions .btn-main {
    padding: 12px 34px;
    font-size: 16px;
}

.hero-actions .btn-secondary-custom {
    padding: 12px 34px;
    font-size: 16px;
}

.hero-visual {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.hero-visual img {
    width: 100%;
    height: 340px;
    object-fit: cover;
    display: block;
    border-radius: var(--radius-lg);
}

.hero-visual .visual-card {
    position: absolute;
    bottom: 18px;
    left: 18px;
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(6px);
    border-radius: 12px;
    padding: 12px 20px;
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.08);
    display: flex;
    align-items: center;
    gap: 12px;
}

.hero-visual .visual-card .vc-icon {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--primary-light);
    color: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
}

.hero-visual .visual-card .vc-text {
    line-height: 1.3;
}

.hero-visual .visual-card .vc-text strong {
    display: block;
    font-size: 14px;
    color: var(--text-main);
}

.hero-visual .visual-card .vc-text span {
    font-size: 12px;
    color: var(--text-muted);
}

/* ====== 信任数据条 ====== */
.trust-bar {
    background: #fff;
    border-bottom: 1px solid var(--border-color);
    padding: 28px 0;
}

.trust-item {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 12px 8px;
}

.trust-item .trust-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    background: var(--primary-light);
    color: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    flex-shrink: 0;
}

.trust-item .trust-num {
    font-size: 28px;
    font-weight: 800;
    color: var(--text-main);
    line-height: 1.2;
}

.trust-item .trust-label {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.4;
}

@media (max-width: 768px) {
    .trust-item {
        gap: 10px;
        padding: 8px 4px;
    }

    .trust-item .trust-num {
        font-size: 22px;
    }

    .trust-item .trust-icon {
        width: 40px;
        height: 40px;
        font-size: 16px;
    }
}

/* ====== 通用板块 ====== */
.section-block {
    padding: var(--section-gap) 0;
}

.section-title {
    text-align: center;
    max-width: 680px;
    margin-left: auto;
    margin-right: auto;
    margin-bottom: 48px;
}

.section-title .sub {
    font-size: 14px;
    color: var(--text-muted);
    letter-spacing: 3px;
    text-transform: uppercase;
    margin-bottom: 8px;
    display: block;
}

.section-title h2 {
    margin-bottom: 12px;
}

.section-title p {
    color: var(--text-secondary);
    font-size: 16px;
}

@media (max-width: 768px) {
    .section-block {
        padding: 40px 0;
    }

    .section-title {
        margin-bottom: 32px;
    }
}

/* ====== 会员权益对比表 ====== */
.compare-section {
    background: var(--primary-light);
}

.compare-table-wrap {
    max-width: 1100px;
    margin: 0 auto;
    background: #fff;
    border-radius: var(--radius-lg);
    padding: 24px;
    box-shadow: var(--shadow-sm);
    overflow-x: auto;
}

.compare-table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    min-width: 720px;
}

.compare-table th,
.compare-table td {
    padding: 18px 22px;
    text-align: center;
    vertical-align: middle;
    border-bottom: 1px solid rgba(14, 124, 123, 0.08);
}

.compare-table thead th {
    background: var(--primary-light);
    font-weight: 700;
    font-size: 16px;
    color: var(--text-main);
    position: relative;
}

.compare-table thead th.recommend-col {
    background: #FFF5F2;
    border-left: 2px solid var(--accent);
    border-right: 2px solid var(--accent);
}

.compare-table tbody td.recommend-col {
    border-left: 2px solid var(--accent);
    border-right: 2px solid var(--accent);
}

.compare-table tbody tr:last-child td {
    border-bottom: none;
}

.compare-table tbody tr.last-row td {
    border-bottom: none;
}

.plan-name {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 4px;
}

.plan-desc {
    font-size: 13px;
    color: var(--text-muted);
}

.plan-price {
    font-size: 30px;
    font-weight: 800;
    color: var(--primary);
}

.plan-price small {
    font-size: 14px;
    font-weight: 400;
    color: var(--text-muted);
}

.recommend-badge {
    display: inline-block;
    background: var(--accent);
    color: #fff;
    font-size: 12px;
    font-weight: 600;
    padding: 2px 14px;
    border-radius: var(--radius-pill);
    margin-bottom: 6px;
}

.icon-check {
    color: #2A9D8F;
    font-size: 18px;
}

.icon-times {
    color: #E63946;
    font-size: 18px;
}

.compare-btn {
    display: inline-block;
    padding: 8px 24px;
    border-radius: var(--radius-pill);
    font-size: 14px;
    font-weight: 600;
    transition: all 0.25s ease;
    text-decoration: none;
}

.compare-btn.btn-primary-custom {
    background: var(--accent);
    color: #fff;
    box-shadow: 0 4px 12px rgba(255, 107, 74, 0.2);
}

.compare-btn.btn-primary-custom:hover {
    background: var(--accent-hover);
    color: #fff;
    transform: translateY(-2px);
}

.compare-btn.btn-outline-custom {
    background: transparent;
    color: var(--primary);
    border: 1.5px solid var(--primary);
}

.compare-btn.btn-outline-custom:hover {
    background: var(--primary-soft);
    color: var(--primary-hover);
}

.table-note {
    font-size: 12px;
    color: var(--text-muted);
    text-align: center;
    margin-top: 16px;
    padding: 0 20px;
}

/* 移动端表格转卡片 */
@media (max-width: 768px) {
    .compare-table-wrap {
        padding: 12px;
    }

    .compare-table {
        min-width: 100%;
        display: block;
    }

    .compare-table thead {
        display: none;
    }

    .compare-table tbody {
        display: block;
    }

    .compare-table tbody tr {
        display: block;
        margin-bottom: 20px;
        background: #fff;
        border-radius: var(--radius-lg);
        box-shadow: var(--shadow-sm);
        padding: 8px;
        border: 1px solid var(--border-color);
    }

    .compare-table tbody tr:last-child {
        margin-bottom: 0;
    }

    .compare-table tbody td {
        display: block;
        text-align: center;
        padding: 12px 16px;
        border: none !important;
        border-bottom: 1px solid rgba(14, 124, 123, 0.08) !important;
    }

    .compare-table tbody td.recommend-col {
        border-left: none !important;
        border-right: none !important;
    }

    .compare-table tbody td:last-child {
        border-bottom: none !important;
    }

    .compare-table tbody td::before {
        content: attr(data-label);
        display: block;
        font-size: 12px;
        font-weight: 600;
        color: var(--text-muted);
        margin-bottom: 4px;
    }
}

/* ====== 等级亮点 ====== */
.level-section {
    background: var(--bg);
}

.level-wrap {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 40px;
    align-items: start;
    max-width: 1100px;
    margin: 0 auto;
}

.level-steps {
    list-style: none;
    margin: 0;
    padding: 0;
    position: relative;
}

.level-steps::before {
    content: "";
    position: absolute;
    top: 30px;
    bottom: 30px;
    left: 23px;
    width: 2px;
    background: linear-gradient(to bottom, var(--primary), var(--primary-light));
    border-radius: 2px;
}

.level-step {
    position: relative;
    padding: 12px 0 12px 70px;
    cursor: pointer;
    transition: all 0.25s ease;
}

.level-step .step-dot {
    position: absolute;
    left: 14px;
    top: 20px;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: #fff;
    border: 3px solid var(--primary-light);
    transition: all 0.25s ease;
    z-index: 1;
}

.level-step.active .step-dot {
    background: var(--primary);
    border-color: var(--primary);
    box-shadow: 0 0 0 4px rgba(14, 124, 123, 0.15);
}

.level-step .step-name {
    font-size: 20px;
    font-weight: 700;
    color: var(--text-main);
    margin-bottom: 2px;
}

.level-step .step-desc {
    font-size: 13px;
    color: var(--text-muted);
}

.level-step:hover .step-name {
    color: var(--primary);
}

.level-detail {
    background: #fff;
    border-radius: var(--radius-lg);
    padding: 32px;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
    min-height: 280px;
    transition: all 0.3s ease;
}

.level-detail .detail-icon {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    background: var(--primary-light);
    color: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    margin-bottom: 20px;
}

.level-detail h3 {
    font-size: 22px;
    margin-bottom: 10px;
}

.level-detail p {
    color: var(--text-secondary);
    font-size: 15px;
    line-height: 1.8;
    margin-bottom: 16px;
}

.level-detail .detail-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.level-detail .detail-list li {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 6px 0;
    font-size: 14px;
    color: var(--text-secondary);
}

.level-detail .detail-list li i {
    color: var(--primary);
    font-size: 13px;
    width: 20px;
    text-align: center;
}

@media (max-width: 768px) {
    .level-wrap {
        grid-template-columns: 1fr;
        gap: 24px;
    }

    .level-detail {
        padding: 24px;
    }
}

/* ====== 专属内容预览 ====== */
.preview-section {
    background: #fff;
    overflow: hidden;
}

.preview-grid {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 24px;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.preview-grid .preview-card:nth-child(2) {
    transform: translateX(28px);
}

@media (max-width: 992px) {
    .preview-grid .preview-card:nth-child(2) {
        transform: none;
    }
}

.preview-card {
    background: #fff;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    position: relative;
}

.preview-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-6px);
}

.preview-thumb {
    position: relative;
    overflow: hidden;
    border-radius: var(--radius-sm) var(--radius-sm) 0 0;
    aspect-ratio: 16 / 9;
}

.preview-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

.preview-card:hover .preview-thumb img {
    transform: scale(1.05);
}

.preview-thumb .lock-corner {
    position: absolute;
    top: 12px;
    right: 12px;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: rgba(14, 124, 123, 0.85);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.preview-thumb .member-tag {
    position: absolute;
    bottom: 12px;
    left: 12px;
    background: var(--accent);
    color: #fff;
    font-size: 12px;
    font-weight: 600;
    padding: 3px 12px;
    border-radius: var(--radius-pill);
    box-shadow: 0 2px 8px rgba(255, 107, 74, 0.3);
}

.preview-body {
    padding: 20px 22px;
    display: flex;
    flex-direction: column;
    flex: 1;
}

.preview-body h3 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 8px;
    line-height: 1.4;
    color: var(--text-main);
    transition: color 0.2s;
}

.preview-body h3 a {
    color: inherit;
    text-decoration: none;
}

.preview-body h3 a:hover {
    color: var(--primary);
}

.preview-body p {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 16px;
    flex: 1;
}

.preview-btn {
    display: inline-block;
    background: var(--primary-soft);
    color: var(--primary);
    border: 1px solid var(--primary);
    border-radius: var(--radius-pill);
    padding: 7px 16px;
    font-size: 13px;
    font-weight: 500;
    text-align: center;
    transition: all 0.25s ease;
    text-decoration: none;
    align-self: flex-start;
}

.preview-btn:hover {
    background: var(--primary);
    color: #fff;
    transform: translateY(-1px);
}

@media (max-width: 992px) {
    .preview-grid {
        grid-template-columns: 1fr;
        max-width: 520px;
        gap: 20px;
    }

    .preview-card:hover {
        transform: none;
    }
}

/* ====== CMS 资讯列表 ====== */
.news-section {
    background: var(--bg);
}

.news-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.news-card {
    background: #fff;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: all 0.3s ease;
}

.news-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
}

.news-thumb {
    position: relative;
    aspect-ratio: 16 / 9;
    overflow: hidden;
    border-radius: var(--radius-sm) var(--radius-sm) 0 0;
}

.news-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

.news-card:hover .news-thumb img {
    transform: scale(1.04);
}

.news-body {
    padding: 20px 22px 18px;
    display: flex;
    flex-direction: column;
    flex: 1;
}

.cate-tag {
    display: inline-block;
    background: var(--primary-light);
    color: var(--primary);
    font-size: 12px;
    font-weight: 500;
    padding: 2px 14px;
    border-radius: var(--radius-pill);
    margin-bottom: 10px;
    align-self: flex-start;
}

.news-body h3 {
    font-size: 17px;
    font-weight: 700;
    line-height: 1.5;
    margin-bottom: 8px;
}

.news-body h3 a {
    color: var(--text-main);
    text-decoration: none;
    transition: color 0.2s;
}

.news-body h3 a:hover {
    color: var(--primary);
}

.news-body .news-excerpt {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 14px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    flex: 1;
}

.news-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 13px;
    color: var(--text-muted);
    border-top: 1px solid rgba(14, 124, 123, 0.08);
    padding-top: 14px;
    margin-top: 4px;
}

.news-meta .news-date {
    display: inline-flex;
    align-items: center;
    gap: 5px;
}

.news-meta .read-link {
    color: var(--primary);
    font-weight: 500;
    text-decoration: none;
}

.news-meta .read-link:hover {
    color: var(--primary-hover);
}

@media (max-width: 768px) {
    .news-grid {
        grid-template-columns: 1fr;
        max-width: 520px;
    }
}

/* ====== 空态 ====== */
.empty-state {
    background: #fff;
    border: 1.5px dashed var(--border-color);
    border-radius: var(--radius-lg);
    padding: 40px 20px;
    text-align: center;
    color: var(--text-muted);
    font-size: 15px;
    grid-column: 1 / -1;
}

.empty-state i {
    font-size: 32px;
    display: block;
    margin-bottom: 10px;
    color: var(--text-muted);
    opacity: 0.5;
}

/* ====== FAQ ====== */
.faq-section {
    background: #fff;
}

.faq-wrap {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 20px;
}

.faq-item {
    background: var(--bg);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    margin-bottom: 14px;
    overflow: hidden;
    transition: box-shadow 0.25s;
}

.faq-item:hover {
    box-shadow: var(--shadow-sm);
}

.faq-item-header {
    padding: 20px 24px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-weight: 600;
    font-size: 16px;
    color: var(--text-main);
    user-select: none;
    gap: 16px;
}

.faq-item-header .faq-icon {
    flex-shrink: 0;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: var(--primary-light);
    color: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    transition: transform 0.3s;
}

.faq-item.active .faq-icon {
    transform: rotate(180deg);
}

.faq-item-body {
    padding: 0 24px;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.35s ease, padding 0.3s ease;
    font-size: 15px;
    color: var(--text-secondary);
    line-height: 1.8;
}

.faq-item.active .faq-item-body {
    padding: 0 24px 20px;
    max-height: 500px;
}

/* ====== CTA 区 ====== */
.cta-section {
    position: relative;
    background: linear-gradient(135deg, var(--primary) 0%, #0A5C5B 100%);
    padding: 80px 0;
    overflow: hidden;
}

.cta-section::before {
    content: "";
    position: absolute;
    top: -80px;
    left: -40px;
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.08) 0%, transparent 70%);
    border-radius: 50%;
}

.cta-section::after {
    content: "";
    position: absolute;
    bottom: -60px;
    right: -20px;
    width: 260px;
    height: 260px;
    background: radial-gradient(circle, rgba(255, 107, 74, 0.18) 0%, transparent 70%);
    border-radius: 50%;
}

.cta-wrap {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: center;
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 20px;
}

.cta-text h2 {
    color: #fff;
    font-size: 32px;
    margin-bottom: 14px;
}

.cta-text p {
    color: rgba(255, 255, 255, 0.85);
    font-size: 16px;
    line-height: 1.8;
    margin-bottom: 24px;
}

.cta-text .cta-btns {
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
}

.cta-text .btn-light-custom {
    background: #fff;
    color: var(--primary);
    border-radius: var(--radius-pill);
    padding: 10px 30px;
    font-weight: 600;
    border: none;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
    transition: all 0.25s;
}

.cta-text .btn-light-custom:hover {
    background: #f8f8f8;
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
}

.cta-text .btn-outline-light {
    background: transparent;
    color: #fff;
    border: 1.5px solid rgba(255, 255, 255, 0.6);
    border-radius: var(--radius-pill);
    padding: 10px 30px;
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
    transition: all 0.25s;
}

.cta-text .btn-outline-light:hover {
    border-color: #fff;
    background: rgba(255, 255, 255, 0.1);
}

.cta-form {
    background: #fff;
    border-radius: var(--radius-lg);
    padding: 32px;
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.15);
}

.cta-form .form-title {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 6px;
    color: var(--text-main);
}

.cta-form .form-desc {
    font-size: 14px;
    color: var(--text-muted);
    margin-bottom: 20px;
}

.cta-form .form-label {
    font-size: 14px;
    font-weight: 500;
    color: var(--text-main);
    margin-bottom: 6px;
}

.cta-form .form-control {
    border-radius: var(--radius-pill);
    border: 1.5px solid var(--border-color);
    padding: 10px 18px;
    font-size: 14px;
    transition: all 0.2s;
    background: var(--bg);
}

.cta-form .form-control:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(14, 124, 123, 0.12);
    background: #fff;
}

.cta-form .form-select {
    border-radius: var(--radius-pill);
    border: 1.5px solid var(--border-color);
    padding: 10px 18px;
    font-size: 14px;
    background-color: var(--bg);
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%239AA9B5' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 16px center;
    padding-right: 40px;
}

.cta-form .form-select:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(14, 124, 123, 0.12);
}

.cta-form .btn-submit {
    width: 100%;
    background: var(--accent);
    color: #fff;
    border: none;
    border-radius: var(--radius-pill);
    padding: 12px;
    font-size: 15px;
    font-weight: 600;
    margin-top: 12px;
    transition: all 0.25s;
}

.cta-form .btn-submit:hover {
    background: var(--accent-hover);
    transform: translateY(-1px);
    box-shadow: 0 6px 18px rgba(255, 107, 74, 0.3);
}

@media (max-width: 992px) {
    .cta-wrap {
        grid-template-columns: 1fr;
        gap: 32px;
    }
}

/* ====== 页脚 ====== */
.site-footer {
    background: #123B3A;
    color: rgba(255, 255, 255, 0.8);
    padding-top: 56px;
    padding-bottom: 24px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
    gap: 32px;
    margin-bottom: 40px;
}

.footer-brand .f-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 22px;
    font-weight: 700;
    color: #fff;
    margin-bottom: 12px;
}

.footer-brand .f-logo .logo-mark {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.12);
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1.5px solid rgba(255, 255, 255, 0.3);
}

.footer-brand p {
    font-size: 14px;
    line-height: 1.8;
    color: rgba(255, 255, 255, 0.65);
    max-width: 280px;
}

.footer-col h4 {
    font-size: 16px;
    font-weight: 600;
    color: #fff;
    margin-bottom: 16px;
    position: relative;
    padding-bottom: 10px;
}

.footer-col h4::after {
    content: "";
    position: absolute;
    bottom: 0;
    left: 0;
    width: 28px;
    height: 2px;
    background: var(--accent);
    border-radius: 2px;
}

.footer-col ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-col ul li {
    margin-bottom: 8px;
}

.footer-col ul li a {
    color: rgba(255, 255, 255, 0.7);
    font-size: 14px;
    text-decoration: none;
    transition: color 0.2s;
}

.footer-col ul li a:hover {
    color: var(--accent);
}

.footer-contact {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-contact li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    font-size: 14px;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 12px;
    line-height: 1.6;
}

.footer-contact li i {
    color: var(--accent);
    margin-top: 4px;
    width: 16px;
    text-align: center;
    flex-shrink: 0;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 20px;
    text-align: center;
    font-size: 13px;
    color: rgba(255, 255, 255, 0.5);
    line-height: 1.8;
}

.footer-bottom a {
    color: rgba(255, 255, 255, 0.6);
}

.footer-bottom a:hover {
    color: var(--accent);
}

@media (max-width: 768px) {
    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 28px;
    }

    .footer-brand {
        grid-column: 1 / -1;
    }
}

@media (max-width: 520px) {
    .footer-grid {
        grid-template-columns: 1fr;
    }
}

/* ====== 移动端 Header 适配 ====== */
@media (max-width: 992px) {
    .brand-bar {
        height: auto;
        min-height: 64px;
        padding: 8px 0;
    }

    .brand-logo .logo-text {
        font-size: 20px;
    }

    .channel-bar .channel-nav {
        height: auto;
        min-height: 44px;
        padding: 2px 0;
    }

    .channel-bar .channel-nav a {
        padding: 6px 14px;
        font-size: 13px;
    }

    .member-link span {
        display: none;
    }
}

/* ====== 可访问性 ====== */
a:focus-visible,
button:focus-visible,
.form-control:focus-visible {
    outline: 2px solid var(--primary);
    outline-offset: 2px;
}

/* 返回顶部 */
.back-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--primary);
    color: #fff;
    border: none;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    box-shadow: 0 6px 20px rgba(14, 124, 123, 0.3);
    opacity: 0;
    pointer-events: none;
    transition: all 0.3s;
    z-index: 1000;
}

.back-top.show {
    opacity: 1;
    pointer-events: auto;
}

.back-top:hover {
    background: var(--primary-hover);
    transform: translateY(-3px);
}

/* roulang page: category1 */
:root {
            --primary: #0E7C7B;
            --primary-dark: #0A5C5B;
            --primary-soft: #E8F4F3;
            --accent: #FF6B4A;
            --accent-dark: #E85532;
            --bg: #F7F5F0;
            --card-bg: #FFFFFF;
            --text: #1F2933;
            --text-secondary: #5B6B79;
            --text-muted: #9AA9B5;
            --footer-bg: #123B3A;
            --border: rgba(14, 124, 123, 0.12);
            --radius: 14px;
            --radius-img: 10px;
            --shadow: 0 4px 20px rgba(14, 124, 123, 0.08);
            --shadow-hover: 0 12px 28px rgba(14, 124, 123, 0.14);
            --section-space: 72px;
            --section-space-mobile: 40px;
            --font-main: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
        }

        /* Bootstrap 变量覆盖 */
        .bootstrap-override {
            --bs-body-bg: var(--bg);
            --bs-primary: var(--primary);
            --bs-link-color: var(--primary);
            --bs-link-hover-color: var(--primary-dark);
            --bs-btn-bg: var(--accent);
            --bs-btn-border-color: var(--accent);
            --bs-btn-hover-bg: var(--accent-dark);
            --bs-btn-hover-border-color: var(--accent-dark);
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            margin: 0;
            font-family: var(--font-main);
            font-size: 16px;
            line-height: 1.8;
            background-color: var(--bg);
            color: var(--text);
            -webkit-font-smoothing: antialiased;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        a {
            transition: color .2s ease;
        }

        a:hover {
            text-decoration: none;
        }

        button,
        input,
        select,
        textarea {
            font-family: var(--font-main);
        }

        .container {
            max-width: 1200px;
        }

        section {
            padding: var(--section-space) 0;
        }

        @media (max-width: 768px) {
            section {
                padding: var(--section-space-mobile) 0;
            }
        }

        /* ===== Header 导航 ===== */
        .site-header {
            position: relative;
            z-index: 100;
            background: #fff;
            box-shadow: 0 2px 12px rgba(18, 59, 58, 0.06);
        }

        .brand-bar {
            border-bottom: 1px solid rgba(14, 124, 123, 0.08);
        }

        .brand-bar .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 64px;
        }

        .brand-logo {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            text-decoration: none;
        }

        .brand-logo:hover {
            opacity: .88;
        }

        .logo-mark {
            display: inline-flex;
            align-items: center;
            justify-content: center;
        }

        .logo-mark svg {
            width: 34px;
            height: 34px;
            display: block;
        }

        .logo-text {
            font-size: 22px;
            font-weight: 800;
            color: var(--text);
            letter-spacing: 1px;
            line-height: 1;
        }

        .brand-tools {
            display: flex;
            align-items: center;
            gap: 18px;
        }

        .member-link {
            color: var(--text-secondary);
            text-decoration: none;
            font-size: 14px;
            display: inline-flex;
            gap: 7px;
            align-items: center;
            transition: color .2s;
        }

        .member-link:hover {
            color: var(--primary);
        }

        .btn-main {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--accent);
            color: #fff;
            border: none;
            border-radius: 999px;
            padding: 10px 22px;
            font-size: 15px;
            font-weight: 600;
            text-decoration: none;
            cursor: pointer;
            box-shadow: 0 4px 14px rgba(255, 107, 74, 0.28);
            transition: all .25s ease;
        }

        .btn-main:hover {
            background: var(--accent-dark);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(255, 107, 74, 0.32);
        }

        .btn-main:active {
            transform: translateY(0);
            box-shadow: 0 2px 8px rgba(255, 107, 74, 0.22);
        }

        .btn-main:focus-visible,
        .btn-ghost:focus-visible,
        .form-control:focus-visible,
        .form-select:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 2px;
        }

        .btn-ghost {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: transparent;
            color: var(--primary);
            border: 1.5px solid var(--primary);
            border-radius: 999px;
            padding: 9px 20px;
            font-size: 15px;
            font-weight: 600;
            text-decoration: none;
            cursor: pointer;
            transition: all .25s ease;
        }

        .btn-ghost:hover {
            background: rgba(14, 124, 123, 0.08);
            color: var(--primary-dark);
            transform: translateY(-1px);
        }

        .channel-bar {
            background: var(--primary-soft);
            border-top: 1px solid rgba(14, 124, 123, 0.08);
            border-bottom: 1px solid var(--border);
        }

        .channel-bar .container {
            display: flex;
            align-items: center;
            height: 46px;
        }

        .channel-nav {
            display: flex;
            align-items: center;
            gap: 8px;
            margin: 0;
            padding: 4px 0;
            list-style: none;
            overflow-x: auto;
            scrollbar-width: none;
            flex-wrap: nowrap;
            width: 100%;
            -webkit-overflow-scrolling: touch;
        }

        .channel-nav::-webkit-scrollbar {
            display: none;
        }

        .channel-nav li {
            flex: 0 0 auto;
        }

        .channel-nav a {
            display: inline-block;
            padding: 5px 18px;
            border-radius: 999px;
            font-size: 14px;
            font-weight: 600;
            color: var(--text-secondary);
            text-decoration: none;
            white-space: nowrap;
            transition: all .2s ease;
            border: 1px solid transparent;
        }

        .channel-nav a:hover {
            background: rgba(14, 124, 123, 0.1);
            color: var(--primary);
        }

        .channel-nav a.active {
            background: var(--primary);
            color: #fff;
            box-shadow: 0 3px 10px rgba(14, 124, 123, 0.22);
        }

        /* ===== Banner 窄横幅 ===== */
        .page-banner {
            position: relative;
            padding: 0;
            background: linear-gradient(100deg, rgba(14, 124, 123, 0.88) 0%, rgba(14, 124, 123, 0.58) 55%, rgba(18, 59, 58, 0.42) 100%), url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
            min-height: 260px;
            max-height: 280px;
            display: flex;
            align-items: center;
            color: #fff;
        }

        .page-banner::after {
            content: '';
            position: absolute;
            bottom: -1px;
            left: 0;
            right: 0;
            height: 28px;
            background: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1200 28" preserveAspectRatio="none"><path d="M0 14 Q 150 0 300 14 T 600 14 T 900 14 T 1200 14 V 28 H 0 Z" fill="%23F7F5F0"/></svg>') bottom/cover no-repeat;
        }

        .page-banner .container {
            position: relative;
            z-index: 2;
            padding-top: 28px;
            padding-bottom: 28px;
        }

        .page-banner .breadcrumb-tag {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-size: 13px;
            font-weight: 500;
            background: rgba(255, 255, 255, 0.16);
            border: 1px solid rgba(255, 255, 255, 0.3);
            border-radius: 999px;
            padding: 4px 16px;
            margin-bottom: 14px;
            backdrop-filter: blur(4px);
        }

        .page-banner h1 {
            font-size: 38px;
            font-weight: 800;
            margin: 0 0 8px;
            letter-spacing: 1px;
            line-height: 1.3;
        }

        .page-banner .lead {
            font-size: 16px;
            opacity: .92;
            max-width: 640px;
            margin: 0;
            line-height: 1.7;
        }

        @media (max-width: 768px) {
            .page-banner {
                min-height: 220px;
                max-height: 240px;
            }
            .page-banner h1 {
                font-size: 27px;
            }
            .page-banner .lead {
                font-size: 14px;
            }
        }

        /* ===== 频道说明区 ===== */
        .channel-intro {
            background: var(--bg);
        }

        .intro-wrap {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
        }

        .intro-media {
            position: relative;
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow);
            border: 1px solid var(--border);
        }

        .intro-media img {
            width: 100%;
            aspect-ratio: 4 / 3;
            object-fit: cover;
        }

        .intro-media::after {
            content: '';
            position: absolute;
            inset: 0;
            border-radius: var(--radius);
            box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.14);
            pointer-events: none;
        }

        .intro-badge {
            position: absolute;
            top: 16px;
            left: 16px;
            background: var(--accent);
            color: #fff;
            font-size: 12px;
            font-weight: 700;
            padding: 4px 14px;
            border-radius: 999px;
            letter-spacing: .5px;
            box-shadow: 0 4px 12px rgba(255, 107, 74, 0.3);
        }

        .intro-content h2 {
            font-size: 32px;
            font-weight: 800;
            color: var(--text);
            margin-bottom: 18px;
            line-height: 1.3;
        }

        .intro-content p {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.85;
            margin-bottom: 16px;
        }

        .intro-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-top: 20px;
        }

        .intro-tags .tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--primary-soft);
            color: var(--primary-dark);
            font-size: 13px;
            font-weight: 600;
            padding: 5px 16px;
            border-radius: 999px;
            border: 1px dashed rgba(14, 124, 123, 0.35);
        }

        @media (max-width: 768px) {
            .intro-wrap {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .intro-content h2 {
                font-size: 26px;
            }
        }

        /* ===== 核心卖点三卡 ===== */
        .channel-features {
            background: var(--primary-soft);
            position: relative;
        }

        .section-title-centered {
            text-align: center;
            max-width: 680px;
            margin: 0 auto 46px;
        }

        .section-title-centered h2 {
            font-size: 34px;
            font-weight: 800;
            line-height: 1.3;
            margin-bottom: 12px;
            color: var(--text);
        }

        .section-title-centered p {
            color: var(--text-secondary);
            font-size: 15px;
            margin-bottom: 0;
        }

        .feature-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .feature-card {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 32px 26px;
            text-align: center;
            box-shadow: var(--shadow);
            transition: transform .3s ease, box-shadow .3s ease;
            position: relative;
            overflow: hidden;
        }

        .feature-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 24px;
            right: 24px;
            height: 3px;
            background: var(--primary);
            border-radius: 0 0 8px 8px;
            opacity: 0;
            transition: opacity .3s;
        }

        .feature-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-hover);
        }

        .feature-card:hover::before {
            opacity: 1;
        }

        .feature-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 64px;
            height: 64px;
            border-radius: 50%;
            background: var(--primary-soft);
            color: var(--primary);
            font-size: 24px;
            margin-bottom: 18px;
            transition: transform .3s, background .3s, color .3s;
        }

        .feature-card:hover .feature-icon {
            background: var(--primary);
            color: #fff;
            transform: translateY(-3px);
        }

        .feature-card h3 {
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 10px;
        }

        .feature-card p {
            color: var(--text-secondary);
            font-size: 14px;
            line-height: 1.75;
            margin-bottom: 0;
        }

        @media (max-width: 768px) {
            .feature-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .section-title-centered h2 {
                font-size: 27px;
            }
        }

        /* ===== 流程三步骤 ===== */
        .channel-process {
            background: var(--bg);
        }

        .process-wrap {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
            counter-reset: step;
            position: relative;
        }

        .process-wrap::before {
            content: '';
            position: absolute;
            top: 44px;
            left: 12%;
            right: 12%;
            height: 2px;
            border-top: 2px dashed rgba(14, 124, 123, 0.25);
            z-index: 0;
        }

        .process-step {
            position: relative;
            z-index: 1;
            text-align: center;
            padding: 0 12px;
        }

        .process-number {
            width: 46px;
            height: 46px;
            margin: 0 auto 16px;
            border-radius: 50%;
            background: var(--card-bg);
            border: 2px solid var(--primary);
            color: var(--primary);
            font-size: 18px;
            font-weight: 800;
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 0 0 5px var(--bg), 0 0 0 7px rgba(14, 124, 123, 0.12);
        }

        .process-step h3 {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 8px;
        }

        .process-step p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.75;
            margin-bottom: 0;
            max-width: 260px;
            margin-left: auto;
            margin-right: auto;
        }

        @media (max-width: 768px) {
            .process-wrap {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .process-wrap::before {
                display: none;
            }
        }

        /* ===== 精选官方专题 ===== */
        .channel-shows {
            background: var(--card-bg);
        }

        .show-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .show-card {
            border: 1px solid var(--border);
            border-radius: var(--radius);
            overflow: hidden;
            background: var(--card-bg);
            box-shadow: var(--shadow);
            transition: transform .3s ease, box-shadow .3s ease;
            display: flex;
            flex-direction: column;
        }

        .show-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-hover);
        }

        .show-media {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16 / 10;
        }

        .show-media img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .4s ease;
        }

        .show-card:hover .show-media img {
            transform: scale(1.05);
        }

        .show-media::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 60%, rgba(18, 59, 58, 0.25));
        }

        .show-label {
            position: absolute;
            top: 14px;
            left: 14px;
            z-index: 2;
            background: rgba(255, 255, 255, 0.92);
            color: var(--primary-dark);
            font-size: 12px;
            font-weight: 700;
            padding: 3px 14px;
            border-radius: 999px;
            box-shadow: 0 2px 8px rgba(18, 59, 58, 0.1);
            backdrop-filter: blur(4px);
        }

        .show-body {
            padding: 22px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }

        .show-body h3 {
            font-size: 19px;
            font-weight: 700;
            margin-bottom: 8px;
            line-height: 1.4;
        }

        .show-body p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
            flex: 1;
            margin-bottom: 16px;
        }

        .show-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: var(--primary);
            font-size: 14px;
            font-weight: 600;
            text-decoration: none;
            transition: gap .25s;
        }

        .show-link:hover {
            gap: 10px;
            color: var(--primary-dark);
        }

        @media (max-width: 768px) {
            .show-grid {
                grid-template-columns: 1fr;
                gap: 18px;
            }
        }

        /* ===== 分类图文卡列表（两列交错） ===== */
        .channel-story {
            background: var(--bg);
            position: relative;
            overflow: hidden;
        }

        .story-card {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
            margin-bottom: 64px;
        }

        .story-card:last-child {
            margin-bottom: 0;
        }

        .story-card:nth-child(even) .story-media {
            order: 2;
        }

        .story-media {
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow);
            border: 1px solid var(--border);
            position: relative;
        }

        .story-media img {
            width: 100%;
            aspect-ratio: 4 / 3;
            object-fit: cover;
            transition: transform .4s ease;
        }

        .story-card:hover .story-media img {
            transform: scale(1.03);
        }

        .story-media::after {
            content: '';
            position: absolute;
            inset: 0;
            border-radius: var(--radius);
            box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.12);
        }

        .story-body {
            padding: 10px 0;
        }

        .story-body h3 {
            font-size: 24px;
            font-weight: 800;
            line-height: 1.4;
            margin-bottom: 14px;
        }

        .story-body p {
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.85;
            margin-bottom: 18px;
        }

        .story-ruler {
            width: 64px;
            height: 4px;
            background: var(--accent);
            border-radius: 2px;
            margin-bottom: 18px;
        }

        @media (max-width: 768px) {
            .story-card,
            .story-card:nth-child(even) {
                grid-template-columns: 1fr;
                gap: 20px;
                margin-bottom: 40px;
            }
            .story-card:nth-child(even) .story-media {
                order: inherit;
            }
            .story-body h3 {
                font-size: 21px;
            }
        }

        /* ===== 数据区 ===== */
        .channel-stats {
            background: linear-gradient(120deg, #123B3A 0%, #0E7C7B 100%), url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
            background-blend-mode: multiply;
            color: #fff;
            position: relative;
            overflow: hidden;
        }

        .channel-stats::before {
            content: '';
            position: absolute;
            top: -80px;
            right: -80px;
            width: 260px;
            height: 260px;
            border-radius: 50%;
            border: 42px solid rgba(255, 255, 255, 0.05);
        }

        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 28px;
            position: relative;
            z-index: 2;
        }

        .stat-item {
            text-align: center;
            padding: 20px 10px;
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(255, 255, 255, 0.14);
            border-radius: var(--radius);
            backdrop-filter: blur(2px);
            transition: transform .3s, background .3s;
        }

        .stat-item:hover {
            transform: translateY(-4px);
            background: rgba(255, 255, 255, 0.1);
        }

        .stat-icon {
            font-size: 30px;
            margin-bottom: 10px;
            color: #FFB49B;
        }

        .stat-num {
            font-size: 36px;
            font-weight: 800;
            font-variant-numeric: tabular-nums;
            line-height: 1.2;
            margin-bottom: 6px;
        }

        .stat-label {
            font-size: 14px;
            opacity: .82;
        }

        @media (max-width: 768px) {
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 14px;
            }
            .stat-num {
                font-size: 28px;
            }
        }

        @media (max-width: 520px) {
            .stats-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ===== FAQ ===== */
        .faq-section {
            background: var(--card-bg);
        }

        .faq-accordion {
            max-width: 820px;
            margin: 0 auto;
        }

        .faq-accordion .accordion-item {
            border: 1px solid var(--border);
            border-radius: 14px !important;
            margin-bottom: 16px;
            overflow: hidden;
            background: var(--card-bg);
            box-shadow: 0 2px 8px rgba(18, 59, 58, 0.04);
        }

        .faq-accordion .accordion-button {
            background: var(--card-bg);
            color: var(--text);
            font-weight: 700;
            font-size: 16px;
            padding: 18px 22px;
            border: none;
            box-shadow: none;
            transition: background .2s, color .2s;
        }

        .faq-accordion .accordion-button:not(.collapsed) {
            background: var(--primary-soft);
            color: var(--primary-dark);
            border-left: 3px solid var(--primary);
            border-radius: 14px 14px 0 0 !important;
        }

        .faq-accordion .accordion-button:focus {
            box-shadow: none;
            border-color: var(--border);
            outline: none;
        }

        .faq-accordion .accordion-button::after {
            background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 16 16" fill="%230E7C7B"><path fill-rule="evenodd" d="M8 3a5 5 0 1 0 0 10A5 5 0 0 0 8 3zm1 4V5H7v2H5v2h2v2h2V9h2V7H9z"/></svg>');
            background-size: 18px;
            transition: transform .25s;
        }

        .faq-accordion .accordion-button:not(.collapsed)::after {
            background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 16 16" fill="%230A5C5B"><path fill-rule="evenodd" d="M8 3a5 5 0 1 0 0 10A5 5 0 0 0 8 3zm1 4V5H7v2H5v2h2v2h2V9h2V7H9z"/></svg>');
            transform: rotate(45deg);
        }

        .faq-accordion .accordion-body {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.8;
            padding: 16px 22px 20px;
            border-top: 1px solid var(--border);
        }

        @media (max-width: 768px) {
            .faq-accordion .accordion-button {
                font-size: 15px;
                padding: 15px 16px;
            }
        }

        /* ===== CTA 表单区 ===== */
        .cta-section {
            background: linear-gradient(120deg, rgba(14, 124, 123, 0.9) 0%, rgba(18, 59, 58, 0.92) 100%), url('/assets/images/backpic/back-3.png') center/cover no-repeat;
            color: #fff;
            position: relative;
            overflow: hidden;
        }

        .cta-section::after {
            content: '';
            position: absolute;
            bottom: -120px;
            left: -60px;
            width: 300px;
            height: 300px;
            border-radius: 50%;
            border: 50px solid rgba(255, 255, 255, 0.04);
        }

        .cta-inner {
            position: relative;
            z-index: 2;
            max-width: 780px;
            margin: 0 auto;
            text-align: center;
        }

        .cta-inner h2 {
            font-size: 34px;
            font-weight: 800;
            margin-bottom: 12px;
            color: #fff;
        }

        .cta-inner .lead {
            font-size: 16px;
            opacity: .9;
            margin-bottom: 28px;
        }

        .cta-actions {
            display: flex;
            justify-content: center;
            gap: 16px;
            flex-wrap: wrap;
            margin-bottom: 34px;
        }

        .cta-actions .btn-main {
            background: #fff;
            color: var(--primary);
            box-shadow: 0 4px 14px rgba(0, 0, 0, 0.16);
        }

        .cta-actions .btn-main:hover {
            background: var(--primary-soft);
            color: var(--primary-dark);
            transform: translateY(-2px);
        }

        .cta-actions .btn-ghost {
            border-color: rgba(255, 255, 255, 0.72);
            color: #fff;
        }

        .cta-actions .btn-ghost:hover {
            background: rgba(255, 255, 255, 0.1);
            color: #fff;
            border-color: #fff;
        }

        .cta-form {
            background: rgba(255, 255, 255, 0.1);
            border: 1px solid rgba(255, 255, 255, 0.2);
            border-radius: var(--radius);
            backdrop-filter: blur(6px);
            padding: 30px;
            text-align: left;
        }

        .cta-form .form-control,
        .cta-form .form-select {
            border-radius: 999px;
            border: 1px solid rgba(255, 255, 255, 0.28);
            background: rgba(255, 255, 255, 0.1);
            color: #fff;
            padding: 10px 20px;
            font-size: 14px;
            line-height: 1.6;
            transition: border-color .2s, background .2s;
        }

        .cta-form .form-control::placeholder {
            color: rgba(255, 255, 255, 0.7);
        }

        .cta-form .form-control:focus,
        .cta-form .form-select:focus {
            border-color: #fff;
            background: rgba(255, 255, 255, 0.18);
            color: #fff;
            box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.15);
        }

        .cta-form .form-select option {
            color: #1F2933;
            background: #fff;
        }

        .cta-form .submit-btn {
            width: 100%;
            background: #fff;
            color: var(--primary);
            border: none;
            border-radius: 999px;
            padding: 11px 28px;
            font-size: 15px;
            font-weight: 700;
            cursor: pointer;
            transition: all .25s;
        }

        .cta-form .submit-btn:hover {
            background: var(--primary-soft);
            transform: translateY(-2px);
        }

        .cta-form .form-tip {
            font-size: 12px;
            color: rgba(255, 255, 255, 0.6);
            text-align: center;
            margin-top: 12px;
        }

        @media (max-width: 768px) {
            .cta-inner h2 {
                font-size: 27px;
            }
            .cta-form {
                padding: 18px 16px;
            }
        }

        /* ===== 返回首页 ===== */
        .back-home {
            text-align: center;
            padding: 28px 0 56px;
            background: var(--bg);
        }

        .back-home a {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            color: var(--text-secondary);
            font-size: 14px;
            font-weight: 600;
            text-decoration: none;
            transition: color .2s, gap .2s;
        }

        .back-home a:hover {
            color: var(--primary);
            gap: 12px;
        }

        /* ===== Footer 页脚 ===== */
        .site-footer {
            background: #123B3A;
            color: #fff;
            padding: 60px 0 30px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
            gap: 42px;
            margin-bottom: 42px;
        }

        .footer-brand .f-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 22px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 16px;
            letter-spacing: 1px;
        }

        .footer-brand p {
            color: rgba(255, 255, 255, 0.7);
            font-size: 14px;
            line-height: 1.8;
            max-width: 300px;
            margin-bottom: 0;
        }

        .footer-col h4 {
            font-size: 15px;
            font-weight: 700;
            margin-bottom: 18px;
            color: rgba(255, 255, 255, 0.92);
            letter-spacing: .5px;
        }

        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
            display: grid;
            gap: 10px;
        }

        .footer-col a {
            color: rgba(255, 255, 255, 0.7);
            text-decoration: none;
            font-size: 14px;
            transition: color .2s;
        }

        .footer-col a:hover {
            color: #FF6B4A;
        }

        .footer-contact li {
            color: rgba(255, 255, 255, 0.7);
            font-size: 14px;
            display: flex;
            gap: 8px;
            align-items: center;
        }

        .footer-contact i {
            color: #FFB49B;
            width: 18px;
            text-align: center;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding-top: 26px;
            text-align: center;
            color: rgba(255, 255, 255, 0.55);
            font-size: 13px;
            line-height: 2;
        }

        .footer-bottom a {
            color: rgba(255, 255, 255, 0.8);
            text-decoration: none;
        }

        .footer-bottom a:hover {
            color: #FF6B4A;
        }

        @media (max-width: 992px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
        }

        @media (max-width: 576px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .site-footer {
                padding-top: 44px;
            }
        }

        /* ===== 移动端品牌工具 ===== */
        @media (max-width: 576px) {
            .brand-bar .container {
                height: 56px;
            }
            .logo-text {
                font-size: 19px;
            }
            .logo-mark svg {
                width: 28px;
                height: 28px;
            }
            .brand-tools {
                gap: 10px;
            }
            .member-link span {
                display: none;
            }
            .member-link {
                font-size: 20px;
            }
            .brand-tools .btn-main {
                padding: 8px 16px;
                font-size: 13px;
            }
            .channel-bar .container {
                height: 42px;
            }
        }

        /* 复古手作细节装饰 */
        .tag-stamp {
            display: inline-block;
            background: transparent;
            border: 1.5px solid var(--primary);
            color: var(--primary-dark);
            font-size: 11px;
            font-weight: 700;
            letter-spacing: 1px;
            padding: 3px 12px;
            border-radius: 4px;
            transform: rotate(-2deg);
            text-transform: uppercase;
        }

        .dotted-divider {
            border: none;
            border-top: 2px dotted rgba(14, 124, 123, 0.25);
            max-width: 180px;
            margin: 24px auto;
        }

/* roulang page: article */
/* ===== 设计变量 ===== */
:root {
  --clr-primary: #2D6A6A;
  --clr-primary-dark: #1D4F4F;
  --clr-primary-light: #E8F2EF;
  --clr-accent: #D4693A;
  --clr-accent-dark: #B8522A;
  --clr-accent-light: #FBE8DE;
  --clr-bg: #F7F2E9;
  --clr-card: #FFFDF7;
  --clr-text: #2C2A26;
  --clr-text-secondary: #6B6258;
  --clr-text-weak: #9A938A;
  --clr-border: rgba(45,106,106,.22);
  --clr-border-strong: rgba(45,106,106,.38);
  --radius: 10px;
  --radius-lg: 16px;
  --radius-pill: 999px;
  --shadow: 4px 4px 0 rgba(45,106,106,.10);
  --shadow-md: 6px 6px 0 rgba(45,106,106,.16);
  --shadow-accent: 4px 4px 0 rgba(212,105,58,.18);
  --section-space: 72px;

  /* Bootstrap */
  --bs-body-bg: var(--clr-bg);
  --bs-body-color: var(--clr-text);
  --bs-body-font-family: "PingFang SC","Microsoft YaHei","Noto Sans CJK SC","Helvetica Neue",sans-serif;
  --bs-primary: var(--clr-primary);
  --bs-link-color: var(--clr-primary);
  --bs-link-hover-color: var(--clr-accent);
  --bs-border-radius: var(--radius);
}

/* ===== Reset / Base ===== */
*,
*::before,
*::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--bs-body-font-family);
  background: var(--clr-bg);
  color: var(--clr-text);
  line-height: 1.7;
  margin: 0;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--clr-primary); text-decoration: none; transition: color .2s; }
a:hover { color: var(--clr-accent); }
img { max-width: 100%; height: auto; display: block; }
button, input, textarea, select { font-family: inherit; }
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.3;
  color: var(--clr-text);
  margin-top: 0;
}
p { margin-bottom: 1rem; }
.container { max-width: 1200px; padding: 0 20px; }

/* ===== 导航 ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--clr-card);
  border-bottom: 2px solid rgba(45,106,106,.15);
  box-shadow: 0 2px 8px rgba(45,106,106,.06);
}
.brand-bar { border-bottom: 1px solid rgba(45,106,106,.10); }
.brand-bar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 64px;
  gap: 16px;
}
.brand-logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  flex-shrink: 0;
}
.logo-mark {
  width: 40px;
  height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--clr-primary-light);
  border: 2px solid var(--clr-primary);
  border-radius: 50%;
}
.logo-text {
  font-size: 26px;
  font-weight: 800;
  color: var(--clr-primary);
  letter-spacing: 3px;
  line-height: 1;
}
.brand-tools {
  display: flex;
  align-items: center;
  gap: 14px;
}
.member-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--clr-text-secondary);
  font-size: 14px;
  text-decoration: none;
  padding: 6px 12px;
  border-radius: var(--radius-pill);
  border: 1px solid transparent;
  transition: all .2s;
}
.member-link:hover {
  color: var(--clr-primary);
  background: var(--clr-primary-light);
  border-color: var(--clr-border);
}
.btn-main {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--clr-accent);
  color: #fff !important;
  border: 2px solid var(--clr-accent-dark);
  border-radius: var(--radius-pill);
  padding: 8px 22px;
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  box-shadow: 2px 2px 0 rgba(184,82,42,.35);
  transition: all .2s;
  white-space: nowrap;
}
.btn-main:hover {
  background: var(--clr-accent-dark);
  transform: translateY(-2px);
  box-shadow: 4px 4px 0 rgba(184,82,42,.28);
}
.btn-main:active {
  transform: translateY(0);
  box-shadow: 1px 1px 0 rgba(184,82,42,.4);
}
.channel-bar {
  background: var(--clr-primary-light);
  border-bottom: 1px solid rgba(45,106,106,.14);
}
.channel-nav {
  display: flex;
  list-style: none;
  margin: 0;
  padding: 8px 0;
  gap: 6px;
  overflow-x: auto;
  flex-wrap: nowrap;
  -ms-overflow-style: none;
  scrollbar-width: none;
}
.channel-nav::-webkit-scrollbar { display: none; }
.channel-nav li { flex-shrink: 0; }
.channel-nav a {
  display: inline-block;
  padding: 6px 18px;
  border-radius: var(--radius-pill);
  color: var(--clr-primary);
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  border: 2px solid transparent;
  white-space: nowrap;
  transition: all .2s;
}
.channel-nav a:hover {
  background: rgba(45,106,106,.10);
  border-color: var(--clr-primary);
}
.channel-nav a.active {
  background: var(--clr-primary);
  color: #fff;
  border-color: var(--clr-primary);
}

/* ===== 页面横幅 / 面包屑 ===== */
.page-banner {
  position: relative;
  background:
    linear-gradient(135deg, rgba(45,106,106,.88) 0%, rgba(29,79,79,.92) 100%),
    url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
  padding: 48px 0;
  border-bottom: 3px solid var(--clr-accent);
  overflow: hidden;
}
.page-banner::after {
  content: '';
  position: absolute;
  bottom: -24px;
  left: 0;
  right: 0;
  height: 50px;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 1200 48' preserveAspectRatio='none'%3E%3Cpath d='M0 24 Q 60 6 120 24 T 240 24 T 360 24 T 480 24 T 600 24 T 720 24 T 840 24 T 960 24 T 1080 24 T 1200 24 V48 H0 Z' fill='%23F7F2E9'/%3E%3C/svg%3E") bottom/cover no-repeat;
  opacity: .7;
}
.breadcrumb-custom {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 14px;
  color: rgba(255,255,255,.72);
  position: relative;
  z-index: 2;
}
.breadcrumb-custom a {
  color: rgba(255,255,255,.88);
  text-decoration: none;
  transition: color .2s;
}
.breadcrumb-custom a:hover { color: var(--clr-accent); }
.breadcrumb-custom .sep { color: rgba(255,255,255,.45); }
.breadcrumb-custom .current {
  color: #fff;
  font-weight: 600;
  max-width: 260px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.banner-title {
  color: #fff;
  font-size: 28px;
  font-weight: 800;
  margin: 16px 0 0;
  letter-spacing: 2px;
  position: relative;
  z-index: 2;
}

/* ===== 文章主体 ===== */
.article-main {
  padding: 60px 0 var(--section-space);
}
.article-wrap {
  max-width: 920px;
  margin: 0 auto;
  background: var(--clr-card);
  border: 2px solid var(--clr-border-strong);
  border-radius: var(--radius-lg);
  padding: 48px;
  box-shadow: var(--shadow);
  position: relative;
}
.article-header {
  text-align: center;
  margin-bottom: 32px;
}
.article-header h1 {
  font-size: 34px;
  line-height: 1.3;
  margin-bottom: 20px;
  font-weight: 800;
  letter-spacing: 1px;
  color: var(--clr-text);
}
.article-meta {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 18px;
  color: var(--clr-text-weak);
  font-size: 14px;
}
.article-meta span {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.article-meta i { color: var(--clr-primary); }
.article-cover {
  border-radius: var(--radius);
  overflow: hidden;
  border: 2px solid var(--clr-border);
  margin-bottom: 36px;
  position: relative;
}
.article-cover img {
  width: 100%;
  aspect-ratio: 16/9;
  object-fit: cover;
}
.article-cover::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(45,106,106,.06) 0%, transparent 40%);
  pointer-events: none;
}

/* ===== 正文排版 ===== */
.article-content {
  font-size: 16px;
  line-height: 1.9;
  color: var(--clr-text);
  max-width: 720px;
  margin: 0 auto;
}
.article-content h2 {
  font-size: 24px;
  margin: 36px 0 16px;
  padding-left: 14px;
  border-left: 4px solid var(--clr-accent);
  color: var(--clr-text);
}
.article-content h3 {
  font-size: 19px;
  margin: 28px 0 12px;
  color: var(--clr-primary);
  font-weight: 700;
}
.article-content p {
  margin-bottom: 22px;
  letter-spacing: .02em;
}
.article-content blockquote {
  border-left: 4px solid var(--clr-primary);
  padding: 14px 22px;
  background: var(--clr-primary-light);
  border-radius: 0 var(--radius) var(--radius) 0;
  color: var(--clr-text-secondary);
  margin: 26px 0;
  font-size: 15px;
}
.article-content img {
  max-width: 100%;
  border-radius: var(--radius);
  height: auto;
  margin: 16px 0;
}
.article-content ul,
.article-content ol {
  margin: 16px 0 24px;
  padding-left: 28px;
}
.article-content ul li,
.article-content ol li {
  margin-bottom: 10px;
}
.article-content a {
  text-decoration: underline;
  text-underline-offset: 3px;
}
.article-content a:hover { text-decoration: none; }

/* ===== 标签 ===== */
.article-tags {
  margin-top: 40px;
  padding-top: 24px;
  border-top: 1px dashed var(--clr-border-strong);
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.tag {
  display: inline-block;
  padding: 4px 14px;
  background: var(--clr-primary-light);
  color: var(--clr-primary);
  border: 1px solid rgba(45,106,106,.30);
  border-radius: var(--radius-pill);
  font-size: 13px;
  font-weight: 500;
  transition: all .2s;
}
.tag:hover {
  background: var(--clr-primary);
  color: #fff;
  transform: translateY(-2px);
}

/* ===== 上一篇 / 下一篇 ===== */
.article-pager {
  margin-top: 40px;
  padding-top: 28px;
  border-top: 2px solid rgba(45,106,106,.12);
  display: flex;
  justify-content: space-between;
  gap: 20px;
}
.pager-item { flex: 1; min-width: 0; }
.pager-item.next { text-align: right; }
.pager-label {
  display: block;
  font-size: 12px;
  color: var(--clr-text-weak);
  margin-bottom: 6px;
  letter-spacing: 2px;
  text-transform: uppercase;
}
.pager-item a {
  color: var(--clr-primary);
  text-decoration: none;
  font-size: 14px;
  font-weight: 600;
  line-height: 1.5;
  display: inline-block;
  transition: color .2s, transform .2s;
}
.pager-item a:hover {
  color: var(--clr-accent);
  transform: translateX(2px);
}
.pager-item.next a:hover { transform: translateX(-2px); }

/* ===== 空状态 ===== */
.article-not-found {
  text-align: center;
  padding: 60px 30px;
}
.article-not-found i {
  font-size: 48px;
  color: var(--clr-primary);
  margin-bottom: 20px;
  display: inline-block;
}
.article-not-found h2 {
  font-size: 26px;
  margin-bottom: 12px;
}
.article-not-found p {
  color: var(--clr-text-secondary);
  margin-bottom: 28px;
}

/* ===== 相关推荐 ===== */
.related-section {
  margin-top: 64px;
}
.section-title {
  font-size: 28px;
  text-align: center;
  margin-bottom: 36px;
  font-weight: 800;
  letter-spacing: 2px;
  position: relative;
}
.title-mark {
  color: var(--clr-accent);
  display: inline-block;
  margin: 0 4px;
  font-size: 20px;
}
.info-card {
  background: var(--clr-card);
  border: 2px solid rgba(45,106,106,.18);
  border-radius: var(--radius);
  overflow: hidden;
  height: 100%;
  transition: all .25s;
  box-shadow: 2px 2px 0 rgba(45,106,106,.08);
}
.info-card:hover {
  transform: translateY(-6px);
  box-shadow: 6px 6px 0 rgba(45,106,106,.14);
  border-color: var(--clr-primary);
}
.card-img-wrap {
  position: relative;
  display: block;
  aspect-ratio: 16/9;
  overflow: hidden;
}
.card-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .4s;
}
.info-card:hover .card-img-wrap img {
  transform: scale(1.04);
}
.badge-cat {
  position: absolute;
  top: 12px;
  left: 12px;
  background: var(--clr-accent);
  color: #fff !important;
  font-size: 12px;
  font-weight: 600;
  padding: 3px 14px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--clr-accent-dark);
  box-shadow: 1px 1px 0 rgba(0,0,0,.12);
  z-index: 2;
}
.card-body { padding: 20px; }
.card-body h3 {
  font-size: 17px;
  margin-bottom: 10px;
  line-height: 1.4;
}
.card-body h3 a {
  color: var(--clr-text);
  text-decoration: none;
  transition: color .2s;
}
.card-body h3 a:hover { color: var(--clr-accent); }
.card-body p {
  font-size: 14px;
  color: var(--clr-text-secondary);
  margin-bottom: 14px;
  line-height: 1.7;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.card-date {
  font-size: 12px;
  color: var(--clr-text-weak);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.card-date i { color: var(--clr-primary); }

/* ===== 返回列表 ===== */
.back-list {
  text-align: center;
  margin-top: 48px;
}
.back-list a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 28px;
  border: 2px solid var(--clr-primary);
  border-radius: var(--radius-pill);
  color: var(--clr-primary);
  font-size: 14px;
  font-weight: 600;
  transition: all .2s;
}
.back-list a:hover {
  background: var(--clr-primary);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: var(--shadow);
}

/* ===== CTA 区 ===== */
.cta-section {
  background:
    linear-gradient(135deg, rgba(29,79,79,.96) 0%, rgba(45,106,106,.94) 100%),
    url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
  padding: 64px 0;
  position: relative;
  overflow: hidden;
  border-top: 3px solid var(--clr-accent);
}
.cta-section::before {
  content: '';
  position: absolute;
  top: -30px;
  left: 0;
  right: 0;
  height: 44px;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 1200 48' preserveAspectRatio='none'%3E%3Cpath d='M0 24 Q 60 6 120 24 T 240 24 T 360 24 T 480 24 T 600 24 T 720 24 T 840 24 T 960 24 T 1080 24 T 1200 24 V0 H0 Z' fill='%23F7F2E9'/%3E%3C/svg%3E") bottom/cover no-repeat;
  opacity: .5;
}
.cta-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
  flex-wrap: wrap;
}
.cta-text h2 {
  color: #fff;
  font-size: 28px;
  margin-bottom: 10px;
  font-weight: 800;
  letter-spacing: 2px;
}
.cta-text p {
  color: rgba(255,255,255,.8);
  margin: 0;
  font-size: 15px;
}
.btn-cta {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--clr-accent);
  color: #fff;
  border: 2px solid #fff;
  border-radius: var(--radius-pill);
  padding: 12px 34px;
  font-size: 16px;
  font-weight: 700;
  text-decoration: none;
  box-shadow: 3px 3px 0 rgba(0,0,0,.15);
  transition: all .2s;
  white-space: nowrap;
}
.btn-cta:hover {
  background: var(--clr-accent-dark);
  color: #fff;
  transform: translateY(-2px) rotate(-1deg);
  box-shadow: 5px 5px 0 rgba(0,0,0,.2);
}

/* ===== 页脚 ===== */
.site-footer {
  background: #123B3A;
  color: rgba(255,255,255,.75);
  padding: 60px 0 0;
  font-size: 14px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255,255,255,.1);
}
.footer-brand .f-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  color: #fff;
  font-size: 22px;
  font-weight: 800;
  letter-spacing: 2px;
  margin-bottom: 16px;
}
.footer-brand p {
  color: rgba(255,255,255,.6);
  line-height: 1.8;
  margin-bottom: 0;
}
.footer-col h4 {
  color: #fff;
  font-size: 16px;
  margin-bottom: 16px;
  font-weight: 700;
  letter-spacing: 1px;
}
.footer-col ul {
  list-style: none;
  margin: 0;
  padding: 0;
}
.footer-col ul li {
  margin-bottom: 10px;
}
.footer-col ul li a {
  color: rgba(255,255,255,.7);
  text-decoration: none;
  transition: color .2s, padding-left .2s;
}
.footer-col ul li a:hover {
  color: var(--clr-accent);
  padding-left: 4px;
}
.footer-contact li {
  display: flex;
  align-items: center;
  gap: 8px;
  color: rgba(255,255,255,.7);
}
.footer-contact i {
  color: var(--clr-accent);
  width: 18px;
  text-align: center;
}
.footer-bottom {
  padding: 24px 0;
  text-align: center;
  color: rgba(255,255,255,.5);
  font-size: 13px;
  line-height: 1.8;
}
.footer-bottom a {
  color: rgba(255,255,255,.75);
  text-decoration: none;
}
.footer-bottom a:hover { color: var(--clr-accent); }

/* ===== 响应式 ===== */
@media (max-width: 992px) {
  :root { --section-space: 56px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .article-wrap { padding: 36px 28px; }
  .article-header h1 { font-size: 28px; }
  .brand-tools .member-link span { display: none; }
}
@media (max-width: 768px) {
  :root { --section-space: 44px; }
  .brand-bar .container { min-height: 58px; }
  .logo-text { font-size: 21px; letter-spacing: 2px; }
  .logo-mark { width: 34px; height: 34px; }
  .btn-main { padding: 6px 14px; font-size: 13px; }
  .channel-nav { flex-wrap: nowrap; }
  .page-banner { padding: 40px 0; }
  .banner-title { font-size: 22px; }
  .article-main { padding: 36px 0 var(--section-space); }
  .article-wrap { padding: 24px 18px; border-radius: 12px; }
  .article-header h1 { font-size: 24px; }
  .article-meta { gap: 12px; font-size: 13px; }
  .article-content { font-size: 15px; line-height: 1.8; }
  .article-pager { flex-direction: column; gap: 16px; }
  .pager-item.next { text-align: left; }
  .section-title { font-size: 23px; }
  .cta-inner { flex-direction: column; text-align: center; }
  .cta-text h2 { font-size: 23px; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .footer-bottom { padding: 20px 0; }
}
@media (max-width: 520px) {
  .brand-tools { gap: 8px; }
  .member-link { padding: 4px 8px; }
  .footer-grid { grid-template-columns: 1fr; }
  .related-section .row > [class*="col-"] { margin-bottom: 4px; }
}

/* roulang page: category3 */
/* ===== 设计变量 ===== */
        :root {
            --primary: #0E7C7B;
            --primary-dark: #0A5C5B;
            --primary-light: #E8F4F3;
            --accent: #FF6B4A;
            --accent-dark: #E85A3C;
            --bg-warm: #F7F5F0;
            --card-bg: #FFFEFC;
            --ink-main: #1F2933;
            --ink-secondary: #5B6B79;
            --ink-muted: #9AA9B5;
            --line-primary: rgba(14,124,123,0.12);
            --line-strong: rgba(14,124,123,0.28);
            --dark-bg: #123B3A;
            --radius-card: 14px;
            --radius-img: 10px;
            --radius-pill: 999px;
            --radius-btn: 8px;
            --shadow-base: 0 4px 20px rgba(14,124,123,0.08);
            --shadow-hover: 0 12px 28px rgba(14,124,123,0.16);
            --space-section: 72px;
            --space-section-mobile: 42px;
            --font-sans: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
        }

        /* ===== Base / Reset ===== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: var(--font-sans);
            background: var(--bg-warm);
            color: var(--ink-main);
            font-size: 16px;
            line-height: 1.8;
            overflow-x: hidden;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: color .25s ease;
        }
        a:hover {
            color: var(--accent);
        }
        button {
            font-family: inherit;
            cursor: pointer;
        }
        input,
        select,
        textarea {
            font-family: inherit;
        }
        .container {
            max-width: 1200px;
            padding-left: 20px;
            padding-right: 20px;
        }

        /* ===== 导航 ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1050;
            background: var(--card-bg);
            box-shadow: 0 2px 12px rgba(18,59,58,.06);
            border-bottom: 1px solid var(--line-primary);
        }
        .brand-bar {
            border-bottom: 1px solid var(--line-primary);
            background: #fff;
        }
        .brand-bar .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 64px;
        }
        .brand-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 22px;
            color: var(--ink-main);
            letter-spacing: .5px;
        }
        .brand-logo .logo-mark {
            display: inline-flex;
            width: 34px;
            height: 34px;
            align-items: center;
            justify-content: center;
        }
        .brand-logo .logo-mark svg {
            width: 34px;
            height: 34px;
        }
        .brand-logo:hover {
            color: var(--primary);
        }
        .brand-tools {
            display: flex;
            align-items: center;
            gap: 18px;
        }
        .member-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            color: var(--ink-secondary);
            font-weight: 500;
            border: 1px solid var(--line-primary);
            border-radius: var(--radius-pill);
            padding: 6px 16px;
            background: var(--bg-warm);
            transition: all .25s ease;
        }
        .member-link:hover {
            background: var(--primary-light);
            color: var(--primary);
            border-color: var(--primary);
        }
        .btn-main {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--accent);
            color: #fff;
            border: none;
            border-radius: var(--radius-pill);
            padding: 8px 22px;
            font-size: 14px;
            font-weight: 600;
            line-height: 1.4;
            box-shadow: 0 4px 14px rgba(255,107,74,.28);
            transition: all .25s ease;
        }
        .btn-main:hover {
            background: var(--accent-dark);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(255,107,74,.35);
        }
        .btn-main:active {
            transform: translateY(0);
            box-shadow: 0 2px 8px rgba(255,107,74,.25);
        }
        .channel-bar {
            background: var(--primary-light);
        }
        .channel-bar .container {
            display: flex;
            align-items: center;
            min-height: 44px;
            gap: 8px;
            overflow-x: auto;
            scrollbar-width: none;
            padding-top: 6px;
            padding-bottom: 6px;
        }
        .channel-bar .container::-webkit-scrollbar {
            display: none;
        }
        .channel-nav {
            display: flex;
            align-items: center;
            gap: 8px;
            list-style: none;
            margin: 0;
            padding: 0;
            white-space: nowrap;
        }
        .channel-nav li a {
            display: inline-block;
            padding: 4px 18px;
            border-radius: var(--radius-pill);
            font-size: 14px;
            font-weight: 500;
            color: var(--primary-dark);
            background: transparent;
            transition: all .25s ease;
            border: 1px solid transparent;
        }
        .channel-nav li a:hover {
            background: rgba(14,124,123,.1);
            color: var(--primary);
        }
        .channel-nav li a.active {
            background: var(--primary);
            color: #fff;
            box-shadow: 0 2px 8px rgba(14,124,123,.25);
        }

        /* ===== 页面横幅 ===== */
        .page-banner {
            position: relative;
            min-height: 250px;
            max-height: 280px;
            display: flex;
            align-items: center;
            background: linear-gradient(120deg, rgba(14,124,123,.12) 0%, rgba(14,124,123,.04) 60%, rgba(255,107,74,.06) 100%), var(--bg-warm);
            padding: 48px 0 40px;
            overflow: hidden;
        }
        .page-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: radial-gradient(rgba(14,124,123,.12) 1px, transparent 1px);
            background-size: 22px 22px;
            opacity: .5;
            pointer-events: none;
        }
        .page-banner .banner-media {
            position: absolute;
            right: 4%;
            bottom: 0;
            width: 340px;
            height: 360px;
            background-image: url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            opacity: .22;
            border-radius: 40px 40px 0 0;
            transform: rotate(-3deg);
            pointer-events: none;
        }
        .page-banner .container {
            position: relative;
            z-index: 2;
        }
        .page-banner h1 {
            font-size: 40px;
            font-weight: 800;
            color: var(--ink-main);
            letter-spacing: 1px;
            line-height: 1.25;
            margin-bottom: 12px;
            position: relative;
            display: inline-block;
        }
        .page-banner h1::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: -8px;
            width: 100%;
            height: 4px;
            border-top: 2px solid var(--primary);
            border-bottom: 2px solid rgba(14,124,123,.25);
        }
        .page-banner .lead {
            font-size: 16px;
            color: var(--ink-secondary);
            max-width: 640px;
            margin-top: 22px;
            line-height: 1.9;
            background: rgba(255,254,252,.72);
            border-radius: var(--radius-card);
            padding: 12px 18px;
            border-left: 4px solid var(--primary);
        }
        .banner-extra {
            display: flex;
            gap: 20px;
            margin-top: 20px;
            flex-wrap: wrap;
        }
        .banner-extra .crumb {
            font-size: 13px;
            color: var(--ink-muted);
        }
        .banner-extra .crumb a {
            color: var(--primary);
            font-weight: 500;
        }

        /* ===== 频道说明 ===== */
        .channel-intro {
            padding: var(--space-section) 0;
            background: var(--bg-warm);
        }
        .channel-intro .section-head {
            margin-bottom: 28px;
        }
        .section-head {
            display: flex;
            align-items: flex-end;
            gap: 14px;
            margin-bottom: 32px;
            flex-wrap: wrap;
        }
        .section-head h2 {
            font-size: 32px;
            font-weight: 800;
            color: var(--ink-main);
            letter-spacing: .5px;
            line-height: 1.3;
            margin: 0;
            position: relative;
        }
        .section-head .sub-line {
            font-size: 14px;
            color: var(--ink-secondary);
            padding-bottom: 6px;
            border-bottom: 2px solid var(--primary);
        }
        .intro-text {
            font-size: 16px;
            color: var(--ink-secondary);
            line-height: 2;
            max-width: 820px;
        }
        .feature-stamps {
            display: flex;
            gap: 16px;
            margin-top: 28px;
            flex-wrap: wrap;
        }
        .feat-stamp {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--card-bg);
            border: 2px solid var(--primary);
            border-radius: var(--radius-btn);
            padding: 8px 18px;
            font-size: 14px;
            font-weight: 600;
            color: var(--primary-dark);
            box-shadow: 3px 3px 0 rgba(14,124,123,.12);
            transition: all .25s ease;
        }
        .feat-stamp i {
            color: var(--accent);
            font-size: 15px;
        }
        .feat-stamp:hover {
            transform: translate(2px, 2px);
            box-shadow: 1px 1px 0 rgba(14,124,123,.12);
        }

        /* ===== 精选活动 ===== */
        .featured-events {
            padding: var(--space-section) 0;
            background: #fff;
            position: relative;
        }
        .featured-events::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 1px;
            background: linear-gradient(90deg, transparent, var(--line-strong), transparent);
        }
        .event-card {
            background: var(--card-bg);
            border-radius: var(--radius-card);
            border: 1px solid var(--line-primary);
            overflow: hidden;
            box-shadow: var(--shadow-base);
            transition: transform .3s ease, box-shadow .3s ease, border-color .3s ease;
            height: 100%;
            display: flex;
            flex-direction: column;
        }
        .event-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(14,124,123,.3);
        }
        .event-card .thumb {
            position: relative;
            aspect-ratio: 16/10;
            overflow: hidden;
            background: var(--primary-light);
        }
        .event-card .thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .45s ease;
        }
        .event-card:hover .thumb img {
            transform: scale(1.05);
        }
        .event-card .thumb .badge-tag {
            position: absolute;
            top: 12px;
            left: 12px;
            z-index: 2;
            background: var(--accent);
            color: #fff;
            font-size: 12px;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: var(--radius-pill);
            box-shadow: 0 3px 8px rgba(255,107,74,.35);
        }
        .event-card .thumb::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(14,124,123,.05) 0%, transparent 55%);
        }
        .event-card .card-body {
            padding: 20px 22px 22px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .event-card .card-body h3 {
            font-size: 20px;
            font-weight: 700;
            color: var(--ink-main);
            margin-bottom: 8px;
            line-height: 1.4;
        }
        .event-card .card-body p {
            font-size: 14px;
            color: var(--ink-secondary);
            line-height: 1.8;
            flex: 1;
            margin-bottom: 14px;
        }
        .event-card .card-meta {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--ink-muted);
            border-top: 1px dashed var(--line-strong);
            padding-top: 12px;
        }
        .event-card .card-meta i {
            color: var(--primary);
        }

        /* ===== 图文卡列表（交错） ===== */
        .story-section {
            padding: var(--space-section) 0;
            background: var(--primary-light);
            position: relative;
        }
        .story-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: radial-gradient(rgba(14,124,123,.08) 1px, transparent 1px);
            background-size: 26px 26px;
            opacity: .3;
            pointer-events: none;
        }
        .story-section .container {
            position: relative;
            z-index: 1;
        }
        .story-card {
            background: var(--card-bg);
            border-radius: var(--radius-card);
            border: 1px solid var(--line-primary);
            box-shadow: var(--shadow-base);
            overflow: hidden;
            margin-bottom: 28px;
            transition: box-shadow .3s;
        }
        .story-card:hover {
            box-shadow: var(--shadow-hover);
        }
        .story-card .story-row {
            display: flex;
            flex-wrap: wrap;
            align-items: stretch;
        }
        .story-card .story-img {
            flex: 0 0 42%;
            max-width: 42%;
            min-height: 260px;
            background-size: cover;
            background-position: center;
            position: relative;
        }
        .story-card .story-img::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(90deg, rgba(14,124,123,.08) 0%, transparent 70%);
        }
        .story-card .story-body {
            flex: 1;
            padding: 30px 34px;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }
        .story-card .story-body .story-label {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            font-weight: 600;
            color: var(--primary);
            background: var(--primary-light);
            border-radius: var(--radius-pill);
            padding: 3px 14px;
            margin-bottom: 12px;
            width: fit-content;
        }
        .story-card .story-body h3 {
            font-size: 24px;
            font-weight: 700;
            color: var(--ink-main);
            margin-bottom: 10px;
            line-height: 1.4;
        }
        .story-card .story-body p {
            font-size: 15px;
            color: var(--ink-secondary);
            line-height: 1.9;
            margin-bottom: 16px;
        }
        .story-link {
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: gap .25s;
        }
        .story-link:hover {
            gap: 10px;
            color: var(--accent);
        }
        .story-card:nth-child(even) .story-row {
            flex-direction: row-reverse;
        }
        .story-card:nth-child(even) .story-img::after {
            background: linear-gradient(270deg, rgba(14,124,123,.08) 0%, transparent 70%);
        }

        /* ===== 参与流程 ===== */
        .how-to-join {
            padding: var(--space-section) 0;
            background: var(--dark-bg);
            color: #fff;
            position: relative;
        }
        .how-to-join::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, var(--primary), var(--accent), var(--primary));
            opacity: .5;
        }
        .how-to-join .section-head h2 {
            color: #fff;
        }
        .how-to-join .section-head .sub-line {
            color: rgba(255,255,255,.75);
            border-bottom-color: var(--accent);
        }
        .how-to-join .section-head {
            margin-bottom: 40px;
        }
        .steps-wrap {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            counter-reset: step;
        }
        .step-item {
            background: rgba(255,255,255,.06);
            border: 1px solid rgba(255,255,255,.12);
            border-radius: var(--radius-card);
            padding: 28px 20px;
            text-align: center;
            counter-increment: step;
            transition: background .3s, transform .3s, border-color .3s;
            position: relative;
        }
        .step-item:hover {
            background: rgba(255,255,255,.1);
            transform: translateY(-4px);
            border-color: rgba(255,255,255,.25);
        }
        .step-item .step-num {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: var(--accent);
            color: #fff;
            font-size: 18px;
            font-weight: 700;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 14px;
            box-shadow: 0 4px 12px rgba(255,107,74,.35);
        }
        .step-item h4 {
            font-size: 16px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 8px;
        }
        .step-item p {
            font-size: 13px;
            color: rgba(255,255,255,.7);
            line-height: 1.7;
            margin: 0;
        }
        .step-item::after {
            content: '';
            position: absolute;
            top: 45%;
            right: -18px;
            width: 14px;
            height: 2px;
            background: var(--accent);
            opacity: .5;
        }
        .step-item:last-child::after {
            display: none;
        }

        /* ===== FAQ ===== */
        .faq-section {
            padding: var(--space-section) 0;
            background: var(--bg-warm);
        }
        .faq-section .accordion-item {
            border: 1px solid var(--line-primary) !important;
            border-radius: var(--radius-card) !important;
            margin-bottom: 12px;
            overflow: hidden;
            background: var(--card-bg);
            box-shadow: 0 2px 8px rgba(14,124,123,.04);
        }
        .faq-section .accordion-button {
            font-size: 15px;
            font-weight: 600;
            color: var(--ink-main);
            padding: 16px 20px;
            background: var(--card-bg);
            border-left: 3px solid transparent;
            box-shadow: none !important;
            transition: border-color .3s, background .3s;
        }
        .faq-section .accordion-button:not(.collapsed) {
            background: var(--primary-light);
            color: var(--primary-dark);
            border-left-color: var(--primary);
        }
        .faq-section .accordion-button:focus {
            box-shadow: none !important;
            border-color: var(--primary);
        }
        .faq-section .accordion-button::after {
            background-size: 14px;
            filter: hue-rotate(160deg);
        }
        .faq-section .accordion-body {
            font-size: 14px;
            color: var(--ink-secondary);
            line-height: 1.9;
            padding: 8px 20px 18px;
            border-top: 1px dashed var(--line-primary);
        }

        /* ===== CTA ===== */
        .cta-section {
            padding: var(--space-section) 0;
            background: linear-gradient(135deg, rgba(14,124,123,.18) 0%, rgba(14,124,123,.06) 60%), var(--bg-warm);
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            opacity: .09;
            pointer-events: none;
        }
        .cta-section .container {
            position: relative;
            z-index: 1;
        }
        .cta-flex {
            display: flex;
            gap: 48px;
            align-items: center;
            flex-wrap: wrap;
        }
        .cta-text {
            flex: 1 1 340px;
        }
        .cta-text h2 {
            font-size: 32px;
            font-weight: 800;
            color: var(--ink-main);
            line-height: 1.35;
            margin-bottom: 14px;
        }
        .cta-text p {
            font-size: 15px;
            color: var(--ink-secondary);
            line-height: 1.9;
            margin-bottom: 18px;
        }
        .cta-btn-group {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }
        .btn-accent {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--accent);
            color: #fff;
            border-radius: var(--radius-pill);
            padding: 12px 32px;
            font-size: 15px;
            font-weight: 600;
            border: none;
            box-shadow: 0 6px 18px rgba(255,107,74,.3);
            transition: all .28s ease;
        }
        .btn-accent:hover {
            background: var(--accent-dark);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 10px 26px rgba(255,107,74,.38);
        }
        .btn-ghost {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: transparent;
            color: var(--primary);
            border: 2px solid var(--primary);
            border-radius: var(--radius-pill);
            padding: 10px 26px;
            font-size: 15px;
            font-weight: 600;
            transition: all .28s ease;
        }
        .btn-ghost:hover {
            background: rgba(14,124,123,.08);
            color: var(--primary-dark);
            transform: translateY(-2px);
        }
        .cta-form {
            flex: 1 1 360px;
            background: rgba(255,254,252,.88);
            border-radius: var(--radius-card);
            border: 1px solid var(--line-primary);
            padding: 28px;
            box-shadow: var(--shadow-base);
            backdrop-filter: blur(4px);
        }
        .cta-form h3 {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 14px;
            color: var(--ink-main);
        }
        .cta-form .form-control {
            border-radius: var(--radius-btn);
            border: 1px solid var(--line-strong);
            padding: 10px 16px;
            font-size: 14px;
            background: #fff;
            transition: border-color .25s, box-shadow .25s;
        }
        .cta-form .form-control:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(14,124,123,.12);
        }
        .cta-form .form-select {
            border-radius: var(--radius-btn);
            border: 1px solid var(--line-strong);
        }
        .cta-form .form-label {
            font-size: 13px;
            font-weight: 600;
            color: var(--ink-secondary);
        }
        .cta-form .btn-submit {
            width: 100%;
            border-radius: var(--radius-pill);
            background: var(--primary);
            color: #fff;
            border: none;
            padding: 12px;
            font-weight: 600;
            transition: all .28s;
            margin-top: 8px;
        }
        .cta-form .btn-submit:hover {
            background: var(--primary-dark);
            transform: translateY(-2px);
        }
        .form-note {
            font-size: 12px;
            color: var(--ink-muted);
            margin-top: 10px;
            text-align: center;
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--dark-bg);
            color: rgba(255,255,255,.78);
            padding: 48px 0 0;
            font-size: 14px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
            gap: 36px;
            padding-bottom: 32px;
            border-bottom: 1px solid rgba(255,255,255,.08);
        }
        .footer-brand .f-logo {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 20px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
        }
        .footer-brand p {
            font-size: 13px;
            line-height: 1.9;
            color: rgba(255,255,255,.65);
            max-width: 320px;
        }
        .footer-col h4 {
            font-size: 15px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 14px;
            position: relative;
            padding-bottom: 8px;
        }
        .footer-col h4::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: 0;
            width: 22px;
            height: 2px;
            background: var(--accent);
        }
        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-col ul li {
            margin-bottom: 8px;
        }
        .footer-col ul li a {
            color: rgba(255,255,255,.65);
            transition: color .25s, padding-left .25s;
        }
        .footer-col ul li a:hover {
            color: var(--accent);
            padding-left: 4px;
        }
        .footer-contact li {
            display: flex;
            align-items: center;
            gap: 8px;
            color: rgba(255,255,255,.65);
        }
        .footer-contact i {
            color: var(--primary-light);
            width: 14px;
        }
        .footer-bottom {
            text-align: center;
            padding: 20px 0;
            font-size: 13px;
            color: rgba(255,255,255,.5);
            line-height: 1.9;
        }
        .footer-bottom a {
            color: rgba(255,255,255,.7);
        }
        .footer-bottom a:hover {
            color: var(--accent);
        }

        /* ===== 返回首页 ===== */
        .back-home {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            margin-top: 12px;
            font-size: 14px;
            color: var(--primary);
            font-weight: 500;
            background: rgba(255,255,255,.7);
            border-radius: var(--radius-pill);
            padding: 6px 16px;
            border: 1px solid var(--line-strong);
            transition: all .25s;
        }
        .back-home:hover {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
        }

        /* ===== 响应式 ===== */
        @media (max-width: 991.98px) {
            .page-banner h1 {
                font-size: 32px;
            }
            .story-card .story-img {
                flex: 0 0 100%;
                max-width: 100%;
                min-height: 200px;
            }
            .story-card .story-body {
                padding: 22px;
            }
            .story-card .story-row,
            .story-card:nth-child(even) .story-row {
                flex-direction: column;
            }
            .steps-wrap {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .steps-wrap .step-item:nth-child(2)::after {
                display: none;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .cta-flex {
                gap: 28px;
            }
        }
        @media (max-width: 767.98px) {
            :root {
                --space-section: var(--space-section-mobile);
            }
            .brand-bar .container {
                height: 56px;
            }
            .brand-logo {
                font-size: 18px;
            }
            .brand-logo .logo-mark svg {
                width: 28px;
                height: 28px;
            }
            .member-link span {
                display: none;
            }
            .member-link {
                padding: 6px 12px;
            }
            .btn-main {
                padding: 6px 14px;
                font-size: 13px;
            }
            .page-banner {
                min-height: 220px;
                padding: 36px 0 28px;
            }
            .page-banner h1 {
                font-size: 28px;
            }
            .page-banner .lead {
                font-size: 14px;
                padding: 10px 14px;
            }
            .section-head h2 {
                font-size: 24px;
            }
            .event-card .card-body {
                padding: 16px;
            }
            .steps-wrap {
                grid-template-columns: 1fr;
            }
            .steps-wrap .step-item::after {
                display: none !important;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .cta-text h2 {
                font-size: 26px;
            }
            .brand-tools {
                gap: 8px;
            }
            .btn-main i {
                display: none;
            }
        }
        @media (min-width: 1200px) {
            .container {
                max-width: 1200px;
            }
        }
        @media (min-width: 1400px) {
            .container {
                max-width: 1240px;
            }
        }

/* roulang page: category2 */
:root {
            --brand: #0E7C7B;
            --brand-dark: #0A5C5B;
            --brand-light: #E8F4F3;
            --accent: #FF6B4A;
            --accent-dark: #E4553A;
            --bg-body: #F7F5F0;
            --bg-card: #FFFFFF;
            --ink: #1F2933;
            --ink-2: #5B6B79;
            --ink-3: #9AA9B5;
            --border: rgba(14, 124, 123, 0.12);
            --radius-lg: 14px;
            --radius-md: 10px;
            --radius-pill: 999px;
            --shadow-sm: 0 4px 20px rgba(14, 124, 123, 0.08);
            --shadow-md: 0 12px 28px rgba(14, 124, 123, 0.14);
            --space-section: 72px;
            --space-section-mb: 40px;
            --footer-bg: #123B3A;
            --bs-body-bg: var(--bg-body);
            --bs-body-color: var(--ink);
            --bs-primary: var(--brand);
            --bs-link-color: var(--brand);
            --bs-link-hover-color: var(--accent);
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }

        body {
            font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
            color: var(--ink);
            background-color: var(--bg-body);
            background-image: radial-gradient(rgba(14, 124, 123, 0.05) 1px, transparent 1px);
            background-size: 26px 26px;
            line-height: 1.8;
            -webkit-font-smoothing: antialiased;
        }

        a {
            color: var(--brand);
            text-decoration: none;
            transition: color .2s ease;
        }

        a:hover {
            color: var(--accent);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        .container {
            max-width: 1200px;
        }

        .section {
            padding: var(--space-section) 0;
        }

        .tint {
            background: var(--brand-light);
        }

        .section-head {
            text-align: center;
            margin-bottom: 46px;
        }

        .section-kicker {
            display: inline-block;
            padding: 4px 16px;
            border: 1.5px solid rgba(14, 124, 123, 0.3);
            border-radius: var(--radius-pill);
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 1px;
            color: var(--brand);
            background: #fff;
            margin-bottom: 12px;
        }

        .section-head h2 {
            font-size: 32px;
            font-weight: 700;
            color: var(--ink);
            margin: 6px 0 10px;
            line-height: 1.3;
        }

        .section-subtitle {
            color: var(--ink-2);
            max-width: 660px;
            margin: 0 auto;
            font-size: 16px;
        }

        .btn-main {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: var(--accent);
            color: #fff !important;
            border: none;
            border-radius: var(--radius-pill);
            padding: 10px 26px;
            font-weight: 600;
            font-size: 15px;
            box-shadow: 0 6px 16px rgba(255, 107, 74, 0.3);
            transition: all .2s ease;
            white-space: nowrap;
        }

        .btn-main:hover {
            background: var(--accent-dark);
            color: #fff !important;
            transform: translateY(-2px);
            box-shadow: 0 10px 22px rgba(255, 107, 74, 0.36);
        }

        .btn-main:active {
            transform: translateY(0);
            box-shadow: 0 4px 10px rgba(255, 107, 74, 0.25);
        }

        .btn-outline {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: transparent;
            color: var(--brand) !important;
            border: 1.5px solid var(--brand);
            border-radius: var(--radius-pill);
            padding: 10px 26px;
            font-weight: 600;
            font-size: 15px;
            transition: all .2s ease;
            white-space: nowrap;
        }

        .btn-outline:hover {
            background: rgba(14, 124, 123, 0.08);
            color: var(--brand-dark) !important;
            transform: translateY(-2px);
        }

        .btn-outline-white {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: transparent;
            color: #fff !important;
            border: 1.5px solid rgba(255, 255, 255, 0.75);
            border-radius: var(--radius-pill);
            padding: 10px 26px;
            font-weight: 600;
            font-size: 15px;
            transition: all .2s ease;
            white-space: nowrap;
        }

        .btn-outline-white:hover {
            background: rgba(255, 255, 255, 0.12);
            color: #fff !important;
            transform: translateY(-2px);
        }

        .btn-sm {
            padding: 7px 18px;
            font-size: 14px;
        }

        /* ===== 导航 ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1050;
            background: #fff;
            box-shadow: 0 2px 14px rgba(18, 59, 58, 0.08);
        }

        .brand-bar {
            height: 66px;
        }

        .brand-bar .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
        }

        .brand-logo {
            display: inline-flex;
            align-items: center;
            gap: 10px;
        }

        .logo-mark {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            background: var(--brand-light);
            border: 2px solid var(--brand);
            border-radius: 14px;
            flex-shrink: 0;
        }

        .logo-mark svg {
            width: 26px;
            height: 26px;
        }

        .logo-text {
            font-size: 24px;
            font-weight: 700;
            color: var(--brand-dark);
            letter-spacing: 1px;
        }

        .brand-tools {
            display: flex;
            align-items: center;
            gap: 16px;
        }

        .member-link {
            color: var(--ink-2);
            font-size: 14px;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .member-link:hover {
            color: var(--brand);
        }

        .nav-toggle {
            display: none;
            border: none;
            background: transparent;
            font-size: 22px;
            color: var(--brand);
            cursor: pointer;
            padding: 6px 10px;
            border-radius: 8px;
            line-height: 1;
        }

        .channel-bar {
            background: var(--brand-light);
            border-top: 1px solid var(--border);
        }

        .channel-nav {
            list-style: none;
            display: flex;
            gap: 8px;
            margin: 0;
            padding: 8px 0;
            overflow-x: auto;
            white-space: nowrap;
            scrollbar-width: none;
        }

        .channel-nav::-webkit-scrollbar {
            display: none;
        }

        .channel-nav a {
            display: inline-block;
            padding: 6px 20px;
            border-radius: var(--radius-pill);
            font-size: 15px;
            font-weight: 500;
            color: var(--brand-dark);
            background: rgba(255, 255, 255, 0.6);
            transition: all .2s;
        }

        .channel-nav a:hover {
            background: rgba(14, 124, 123, 0.14);
            color: var(--brand-dark);
        }

        .channel-nav a.active {
            background: var(--brand);
            color: #fff;
            box-shadow: 0 4px 14px rgba(14, 124, 123, 0.28);
        }

        /* ===== 页面横幅 ===== */
        .page-hero {
            position: relative;
            min-height: 250px;
            max-height: 280px;
            display: flex;
            align-items: center;
            background-image: url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
        }

        .page-hero::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(120deg, rgba(14, 124, 123, 0.9), rgba(14, 124, 123, 0.6) 55%, rgba(18, 59, 58, 0.7));
        }

        .hero-content {
            position: relative;
            z-index: 2;
            color: #fff;
            padding: 44px 0;
        }

        .breadcrumb-nav {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.85);
            margin-bottom: 14px;
        }

        .breadcrumb-nav a {
            color: rgba(255, 255, 255, 0.85);
        }

        .breadcrumb-nav a:hover {
            color: #fff;
        }

        .breadcrumb-nav i {
            font-size: 11px;
            color: rgba(255, 255, 255, 0.6);
        }

        .hero-content h1 {
            font-size: 40px;
            font-weight: 700;
            color: #fff;
            margin: 0 0 8px;
            line-height: 1.3;
        }

        .hero-content p {
            color: rgba(255, 255, 255, 0.92);
            font-size: 17px;
            max-width: 680px;
            margin: 0;
        }

        /* ===== 卖点概览 ===== */
        .overview-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }

        .overview-card {
            background: var(--bg-card);
            border: 1.5px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 30px 22px;
            text-align: center;
            box-shadow: 4px 4px 0 rgba(14, 124, 123, 0.06), var(--shadow-sm);
            position: relative;
            overflow: hidden;
            transition: transform .25s, box-shadow .25s;
        }

        .overview-card::after {
            content: "";
            position: absolute;
            left: 0;
            bottom: 0;
            width: 100%;
            height: 4px;
            background: linear-gradient(90deg, var(--brand), var(--accent));
            opacity: 0;
            transition: opacity .25s;
        }

        .overview-card:hover {
            transform: translateY(-6px);
            box-shadow: 4px 8px 0 rgba(14, 124, 123, 0.08), var(--shadow-md);
        }

        .overview-card:hover::after {
            opacity: 1;
        }

        .icon-circle {
            width: 54px;
            height: 54px;
            border-radius: 18px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: var(--brand-light);
            color: var(--brand);
            font-size: 22px;
            margin: 0 auto 16px;
        }

        .overview-card h3 {
            font-size: 18px;
            font-weight: 600;
            margin-bottom: 10px;
            color: var(--ink);
        }

        .overview-card p {
            color: var(--ink-2);
            font-size: 14px;
            margin: 0;
            line-height: 1.7;
        }

        /* ===== 等级卡 ===== */
        .plan-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
            align-items: stretch;
        }

        .plan-card {
            background: #fff;
            border: 1.5px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 28px 24px 30px;
            position: relative;
            display: flex;
            flex-direction: column;
            box-shadow: var(--shadow-sm);
            transition: transform .25s, box-shadow .25s;
        }

        .plan-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-md);
        }

        .plan-card.recommended {
            border: 2px solid var(--accent);
            box-shadow: 0 16px 34px rgba(255, 107, 74, 0.16);
            transform: scale(1.04);
        }

        .plan-card.recommended:hover {
            transform: scale(1.04) translateY(-5px);
        }

        .rec-badge {
            position: absolute;
            top: -14px;
            left: 50%;
            transform: translateX(-50%);
            background: var(--accent);
            color: #fff;
            font-size: 12px;
            font-weight: 700;
            padding: 4px 16px;
            border-radius: var(--radius-pill);
            box-shadow: 0 4px 12px rgba(255, 107, 74, 0.32);
            letter-spacing: 1px;
        }

        .plan-head {
            border-bottom: 1px dashed var(--border);
            padding-bottom: 16px;
            margin-bottom: 18px;
            text-align: center;
        }

        .plan-name {
            font-size: 22px;
            font-weight: 700;
            color: var(--ink);
        }

        .plan-desc {
            color: var(--ink-3);
            font-size: 13px;
            margin-top: 6px;
            margin-bottom: 0;
        }

        .plan-list {
            list-style: none;
            padding: 0;
            margin: 0 0 26px;
            flex-grow: 1;
        }

        .plan-list li {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 7px 0;
            font-size: 14px;
            color: var(--ink-2);
        }

        .plan-list .included i {
            color: #2A9D8F;
        }

        .plan-list .excluded i {
            color: #E63946;
        }

        .plan-card .btn-main,
        .plan-card .btn-outline {
            width: 100%;
        }

        /* ===== 流程 ===== */
        .step-flow {
            display: flex;
            align-items: flex-start;
            gap: 0;
        }

        .step-item {
            flex: 1;
            text-align: center;
            background: #fff;
            border: 1.5px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 30px 20px;
            box-shadow: var(--shadow-sm);
            transition: transform .25s, box-shadow .25s;
        }

        .step-item:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-md);
        }

        .step-line {
            width: 48px;
            height: 2px;
            background: repeating-linear-gradient(90deg, var(--brand) 0 6px, transparent 6px 12px);
            margin-top: 58px;
            flex-shrink: 0;
        }

        .step-num {
            font-size: 34px;
            font-weight: 800;
            color: var(--brand);
            opacity: 0.3;
            line-height: 1;
            font-variant-numeric: tabular-nums;
        }

        .step-item h3 {
            font-size: 18px;
            font-weight: 600;
            margin: 14px 0 8px;
            color: var(--ink);
        }

        .step-item p {
            font-size: 14px;
            color: var(--ink-2);
            margin: 0;
        }

        /* ===== 内容预览卡 ===== */
        .preview-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
            align-items: start;
        }

        .preview-card {
            background: #fff;
            border: 1.5px solid var(--border);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: transform .25s, box-shadow .25s;
        }

        .preview-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-md);
        }

        .preview-card.offset-right {
            transform: translateY(36px);
        }

        .preview-card.offset-right:hover {
            transform: translateY(30px);
        }

        .preview-media {
            position: relative;
            aspect-ratio: 16 / 9;
            overflow: hidden;
        }

        .preview-media img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .4s ease;
        }

        .preview-card:hover .preview-media img {
            transform: scale(1.04);
        }

        .preview-media::after {
            content: "";
            position: absolute;
            inset: 0;
            background: rgba(14, 124, 123, 0.12);
            pointer-events: none;
        }

        .lock-badge {
            position: absolute;
            top: 14px;
            right: 14px;
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.92);
            color: var(--brand);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            z-index: 2;
            box-shadow: 0 4px 10px rgba(0, 0, 0, 0.15);
        }

        .member-tag {
            position: absolute;
            top: 14px;
            left: 14px;
            background: var(--accent);
            color: #fff;
            padding: 3px 12px;
            border-radius: var(--radius-pill);
            font-size: 12px;
            font-weight: 600;
            z-index: 2;
            letter-spacing: 0.5px;
        }

        .preview-body {
            padding: 22px;
        }

        .preview-body h3 {
            font-size: 17px;
            font-weight: 600;
            margin-bottom: 8px;
            color: var(--ink);
        }

        .preview-body p {
            font-size: 14px;
            color: var(--ink-2);
            margin-bottom: 16px;
            line-height: 1.7;
        }

        /* ===== 图文卡列表 ===== */
        .guide-list {
            display: flex;
            flex-direction: column;
            gap: 28px;
        }

        .guide-card {
            display: grid;
            grid-template-columns: 420px 1fr;
            background: #fff;
            border: 1.5px solid var(--border);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: box-shadow .25s, transform .25s;
        }

        .guide-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
        }

        .guide-card.reversed .guide-media {
            order: 2;
        }

        .guide-card.reversed .guide-content {
            order: 1;
        }

        .guide-media {
            aspect-ratio: 4 / 3;
            overflow: hidden;
        }

        .guide-media img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .4s ease;
        }

        .guide-card:hover .guide-media img {
            transform: scale(1.05);
        }

        .guide-content {
            padding: 30px 34px;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }

        .tag {
            align-self: flex-start;
            background: var(--brand-light);
            color: var(--brand-dark);
            border: 1px solid rgba(14, 124, 123, 0.2);
            font-size: 12px;
            font-weight: 600;
            padding: 3px 12px;
            border-radius: var(--radius-pill);
            margin-bottom: 12px;
        }

        .guide-content h3 {
            font-size: 20px;
            font-weight: 600;
            margin-bottom: 10px;
            color: var(--ink);
        }

        .guide-content p {
            color: var(--ink-2);
            font-size: 15px;
            margin: 0;
            line-height: 1.8;
        }

        /* ===== FAQ ===== */
        .faq-accordion {
            max-width: 840px;
            margin: 0 auto;
        }

        .faq-accordion .accordion-item {
            border: 1.5px solid var(--border);
            background: #fff;
            border-radius: var(--radius-lg) !important;
            margin-bottom: 14px;
            overflow: hidden;
            box-shadow: var(--shadow-sm);
        }

        .faq-accordion .accordion-button {
            padding: 18px 24px;
            font-weight: 600;
            color: var(--ink);
            background: #fff;
            border: none;
            font-size: 16px;
            box-shadow: none;
            border-left: 3px solid transparent;
        }

        .faq-accordion .accordion-button:focus {
            box-shadow: none;
            outline: none;
        }

        .faq-accordion .accordion-button:not(.collapsed) {
            color: var(--brand-dark);
            background: var(--brand-light);
            border-left: 3px solid var(--brand);
        }

        .faq-accordion .accordion-body {
            padding: 4px 24px 20px;
            color: var(--ink-2);
            font-size: 15px;
            border-left: 3px solid transparent;
        }

        /* ===== CTA ===== */
        .cta-band {
            background: var(--footer-bg);
            position: relative;
            padding: var(--space-section) 0;
            color: #fff;
            overflow: hidden;
        }

        .cta-band::before {
            content: "";
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-3.png') center / cover no-repeat;
            opacity: 0.12;
        }

        .cta-inner {
            position: relative;
            z-index: 2;
            display: grid;
            grid-template-columns: 1fr 420px;
            gap: 56px;
            align-items: center;
        }

        .cta-copy h2 {
            color: #fff;
            font-size: 32px;
            font-weight: 700;
            margin-bottom: 14px;
            line-height: 1.3;
        }

        .cta-copy p {
            color: rgba(255, 255, 255, 0.82);
            max-width: 480px;
            font-size: 16px;
            margin-bottom: 26px;
        }

        .cta-copy .btn-main {
            margin-right: 12px;
            margin-bottom: 8px;
        }

        .cta-form {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 30px;
            color: var(--ink);
            box-shadow: 0 20px 44px rgba(0, 0, 0, 0.22);
        }

        .cta-form h3 {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 6px;
            color: var(--ink);
        }

        .cta-form>p {
            font-size: 13px;
            color: var(--ink-3);
            margin-bottom: 20px;
        }

        .cta-form .form-control {
            border-radius: var(--radius-pill);
            border: 1.5px solid rgba(14, 124, 123, 0.25);
            padding: 10px 18px;
            margin-bottom: 12px;
            font-size: 14px;
            color: var(--ink);
            background: #fff;
        }

        .cta-form .form-control:focus {
            border-color: var(--brand);
            box-shadow: 0 0 0 3px rgba(14, 124, 123, 0.15);
        }

        .cta-form .form-select {
            border-radius: var(--radius-pill);
            border: 1.5px solid rgba(14, 124, 123, 0.25);
            padding: 10px 18px;
            margin-bottom: 12px;
            font-size: 14px;
            color: var(--ink);
            background-color: #fff;
        }

        .cta-form .form-select:focus {
            border-color: var(--brand);
            box-shadow: 0 0 0 3px rgba(14, 124, 123, 0.15);
        }

        .cta-form .btn-main {
            width: 100%;
            margin-top: 4px;
        }

        .form-success {
            display: none;
            margin-top: 14px;
            color: var(--brand-dark);
            font-size: 14px;
            background: var(--brand-light);
            padding: 10px 16px;
            border-radius: 10px;
        }

        .back-home {
            text-align: center;
            padding: 26px 0 40px;
            background: var(--footer-bg);
            color: rgba(255, 255, 255, 0.55);
            font-size: 14px;
        }

        .back-home a {
            color: rgba(255, 255, 255, 0.9);
            border-bottom: 1px solid rgba(255, 255, 255, 0.4);
            padding-bottom: 2px;
        }

        .back-home a:hover {
            color: var(--accent);
            border-color: var(--accent);
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--footer-bg);
            color: rgba(255, 255, 255, 0.78);
            padding-top: 60px;
            font-size: 14px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.2fr;
            gap: 40px;
            padding-bottom: 36px;
        }

        .f-logo {
            display: flex;
            align-items: center;
            gap: 8px;
            color: #fff;
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 14px;
        }

        .footer-brand p {
            color: rgba(255, 255, 255, 0.65);
            max-width: 320px;
            line-height: 1.8;
            margin: 0;
        }

        .footer-col h4 {
            color: #fff;
            font-size: 15px;
            font-weight: 600;
            margin-bottom: 16px;
        }

        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .footer-col li {
            margin-bottom: 10px;
        }

        .footer-col a {
            color: rgba(255, 255, 255, 0.72);
            transition: color .2s;
        }

        .footer-col a:hover {
            color: var(--accent);
        }

        .footer-contact li {
            display: flex;
            gap: 8px;
            align-items: flex-start;
        }

        .footer-contact i {
            color: rgba(255, 255, 255, 0.5);
            margin-top: 5px;
            width: 16px;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding: 18px 0 22px;
            text-align: center;
            color: rgba(255, 255, 255, 0.55);
            font-size: 13px;
            line-height: 1.8;
        }

        .footer-bottom a {
            color: rgba(255, 255, 255, 0.75);
        }

        .footer-bottom a:hover {
            color: var(--accent);
        }

        /* ===== 响应式 ===== */
        @media (max-width: 991.98px) {
            .section {
                padding: var(--space-section-mb) 0;
            }

            .nav-toggle {
                display: block;
            }

            .brand-tools .member-link span {
                display: none;
            }

            .channel-bar {
                max-height: 0;
                overflow: hidden;
                transition: max-height .3s ease;
                border-top: none;
            }

            .channel-bar.open {
                max-height: 64px;
                border-top: 1px solid var(--border);
            }

            .overview-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .plan-grid {
                grid-template-columns: 1fr;
                max-width: 520px;
                margin: 0 auto;
            }

            .plan-card.recommended {
                transform: none;
            }

            .plan-card.recommended:hover {
                transform: translateY(-5px);
            }

            .step-flow {
                flex-direction: column;
                align-items: stretch;
                gap: 12px;
            }

            .step-line {
                width: 2px;
                height: 24px;
                margin: 0 auto;
            }

            .preview-grid {
                grid-template-columns: 1fr;
                max-width: 520px;
                margin: 0 auto;
            }

            .preview-card.offset-right {
                transform: none;
            }

            .preview-card.offset-right:hover {
                transform: translateY(-6px);
            }

            .guide-card {
                grid-template-columns: 1fr;
            }

            .guide-card.reversed .guide-media {
                order: 0;
            }

            .guide-card.reversed .guide-content {
                order: 1;
            }

            .cta-inner {
                grid-template-columns: 1fr;
                gap: 36px;
            }

            .cta-copy {
                text-align: center;
            }

            .cta-copy p {
                margin-left: auto;
                margin-right: auto;
            }

            .cta-form {
                max-width: 480px;
                margin: 0 auto;
                width: 100%;
            }

            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }

            .hero-content h1 {
                font-size: 32px;
            }
        }

        @media (max-width: 767.98px) {
            .overview-grid {
                grid-template-columns: 1fr;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }

            .hero-content h1 {
                font-size: 28px;
            }

            .page-hero {
                min-height: 220px;
            }

            .hero-content p {
                font-size: 15px;
            }

            .section-head h2 {
                font-size: 26px;
            }

            .section-subtitle {
                font-size: 15px;
            }

            .guide-content {
                padding: 22px;
            }

            .guide-content h3 {
                font-size: 18px;
            }

            .cta-copy h2 {
                font-size: 26px;
            }

            .brand-bar {
                height: 60px;
            }

            .logo-text {
                font-size: 20px;
            }

            .brand-tools .btn-main {
                padding: 8px 14px;
                font-size: 13px;
            }

            .brand-tools {
                gap: 10px;
            }
        }

        @media (max-width: 575.98px) {
            .plan-card {
                padding: 22px 18px;
            }

            .cta-form {
                padding: 22px;
            }

            .channel-bar.open {
                max-height: 64px;
            }

            .hero-content {
                padding: 32px 0;
            }

            .breadcrumb-nav {
                font-size: 13px;
            }
        }