/* roulang page: index */
/* ===== 设计变量 ===== */
:root {
    --primary: #0d1f3c;
    --primary-light: #16345c;
    --primary-dark: #081628;
    --accent: #c9a34e;
    --accent-light: #e0c787;
    --accent-dark: #a98536;
    --bg-body: #f2f4f8;
    --bg-white: #ffffff;
    --bg-light: #eef1f6;
    --text-main: #16203a;
    --text-body: #3e4b63;
    --text-muted: #7b879e;
    --border: #dfe5ec;
    --shadow-sm: 0 2px 10px rgba(13, 31, 60, 0.05);
    --shadow-md: 0 6px 24px rgba(13, 31, 60, 0.08);
    --shadow-lg: 0 18px 50px rgba(13, 31, 60, 0.14);
    --radius-sm: 8px;
    --radius-md: 14px;
    --radius-lg: 24px;
    --transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

/* ===== Reset / Base ===== */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
    background-color: var(--bg-body);
    color: var(--text-main);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

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

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

ul, ol {
    list-style: none;
}

:focus-visible {
    outline: 3px solid rgba(201, 163, 78, 0.5);
    outline-offset: 2px;
}

/* ===== 容器 ===== */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.section-pad {
    padding: 90px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 56px;
}

.section-header .eyebrow {
    display: inline-block;
    background: rgba(201, 163, 78, 0.12);
    color: var(--accent-dark);
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 2px;
    text-transform: uppercase;
    padding: 6px 18px;
    border-radius: 100px;
    margin-bottom: 14px;
}

.section-header h2 {
    font-size: clamp(28px, 4vw, 40px);
    font-weight: 800;
    line-height: 1.25;
    color: var(--primary);
    margin-bottom: 12px;
    letter-spacing: -0.5px;
}

.section-header p {
    font-size: 16px;
    color: var(--text-muted);
    max-width: 620px;
    margin: 0 auto;
}

/* ===== 按钮 ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 28px;
    border-radius: 50px;
    font-weight: 600;
    font-size: 15px;
    line-height: 1.4;
    border: 2px solid transparent;
    cursor: pointer;
    transition: var(--transition);
    text-align: center;
    white-space: nowrap;
}

.btn i {
    font-size: 14px;
}

.btn-primary {
    background: var(--accent);
    color: var(--primary-dark);
    border-color: var(--accent);
}

.btn-primary:hover {
    background: var(--accent-light);
    border-color: var(--accent-light);
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(201, 163, 78, 0.3);
}

.btn-primary:active {
    transform: translateY(0);
    box-shadow: none;
}

.btn-outline {
    background: transparent;
    color: #fff;
    border-color: rgba(255, 255, 255, 0.7);
}

.btn-outline:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: #fff;
    transform: translateY(-2px);
}

.btn-dark {
    background: var(--primary);
    color: #fff;
}

.btn-dark:hover {
    background: var(--primary-light);
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(13, 31, 60, 0.25);
}

.btn-lg {
    padding: 16px 40px;
    font-size: 16px;
    border-radius: 60px;
}

/* ===== 标签 / 徽章 ===== */
.badge {
    display: inline-block;
    padding: 4px 14px;
    border-radius: 100px;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.5px;
    background: rgba(13, 31, 60, 0.08);
    color: var(--primary);
    transition: var(--transition);
}

.badge-accent {
    background: rgba(201, 163, 78, 0.15);
    color: var(--accent-dark);
}

.badge-green {
    background: rgba(34, 197, 94, 0.12);
    color: #189744;
}

/* ===== Header 导航 ===== */
.site-header {
    background: var(--primary-dark);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.25);
}

.header-top {
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    padding: 12px 0;
}

.header-top .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
}

.brand {
    display: flex;
    align-items: center;
    gap: 12px;
    color: #fff;
    font-size: 20px;
    font-weight: 800;
    letter-spacing: 1px;
}

.brand-icon {
    width: 38px;
    height: 38px;
    background: linear-gradient(135deg, var(--accent), var(--accent-dark));
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-dark);
    font-size: 17px;
    font-weight: 900;
    box-shadow: 0 2px 12px rgba(201, 163, 78, 0.4);
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 16px;
}

.header-actions .btn {
    padding: 9px 22px;
    font-size: 13px;
}

.header-cta-text {
    color: rgba(255, 255, 255, 0.6);
    font-size: 13px;
}

.header-nav-row {
    background: rgba(255, 255, 255, 0.04);
}

.header-nav-row .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 52px;
}

.main-nav {
    display: flex;
    align-items: center;
    gap: 4px;
    flex-wrap: wrap;
}

.nav-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 10px 18px;
    color: rgba(255, 255, 255, 0.75);
    font-weight: 600;
    font-size: 14px;
    border-radius: 8px;
    transition: var(--transition);
    position: relative;
}

.nav-link i {
    font-size: 13px;
    opacity: 0.8;
}

.nav-link:hover {
    color: #fff;
    background: rgba(255, 255, 255, 0.08);
}

.nav-link.active {
    color: var(--accent);
    background: rgba(201, 163, 78, 0.12);
}

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: 2px;
    left: 50%;
    transform: translateX(-50%);
    width: 20px;
    height: 3px;
    background: var(--accent);
    border-radius: 2px;
}

.nav-search {
    display: flex;
    align-items: center;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 40px;
    padding: 5px 8px 5px 14px;
    gap: 8px;
    min-width: 200px;
}

.nav-search input {
    background: transparent;
    border: none;
    outline: none;
    color: #fff;
    font-size: 13px;
    width: 100%;
}

.nav-search input::placeholder {
    color: rgba(255, 255, 255, 0.4);
}

.nav-search button {
    background: var(--accent);
    border: none;
    border-radius: 50%;
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: var(--primary-dark);
    transition: var(--transition);
    font-size: 12px;
    flex-shrink: 0;
}

.nav-search button:hover {
    background: var(--accent-light);
}

/* ===== Hero ===== */
.hero {
    position: relative;
    background: url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
    padding: 130px 0 100px;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(120deg, rgba(8, 22, 40, 0.94) 0%, rgba(13, 31, 60, 0.82) 50%, rgba(13, 31, 60, 0.55) 100%);
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 640px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.18);
    border-radius: 100px;
    padding: 7px 18px;
    color: rgba(255, 255, 255, 0.85);
    font-size: 13px;
    font-weight: 600;
    margin-bottom: 24px;
    backdrop-filter: blur(10px);
}

.hero-badge i {
    color: var(--accent);
}

.hero h1 {
    font-size: clamp(36px, 5.5vw, 58px);
    font-weight: 900;
    color: #fff;
    line-height: 1.15;
    letter-spacing: -1px;
    margin-bottom: 20px;
}

.hero h1 span {
    color: var(--accent);
    position: relative;
    display: inline-block;
}

.hero-desc {
    font-size: 17px;
    line-height: 1.8;
    color: rgba(255, 255, 255, 0.78);
    margin-bottom: 36px;
    max-width: 540px;
}

.hero-actions {
    display: flex;
    align-items: center;
    gap: 16px;
    flex-wrap: wrap;
    margin-bottom: 50px;
}

.hero-stats {
    display: flex;
    align-items: center;
    gap: 40px;
    flex-wrap: wrap;
    padding-top: 36px;
    border-top: 1px solid rgba(255, 255, 255, 0.12);
}

.hero-stat {
    text-align: left;
}

.hero-stat .value {
    font-size: 28px;
    font-weight: 800;
    color: #fff;
    line-height: 1.2;
}

.hero-stat .value small {
    font-size: 15px;
    color: var(--accent);
    font-weight: 600;
    margin-left: 2px;
}

.hero-stat .label {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.55);
    margin-top: 4px;
}

/* ===== 核心优势 ===== */
.features-section {
    background: var(--bg-white);
}

.feature-card {
    background: var(--bg-white);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 36px 28px;
    height: 100%;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--accent), var(--accent-light));
    border-radius: 0 0 4px 4px;
    opacity: 0;
    transition: var(--transition);
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-md);
    border-color: rgba(201, 163, 78, 0.3);
}

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

.feature-icon {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, rgba(201, 163, 78, 0.15), rgba(201, 163, 78, 0.05));
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    color: var(--accent-dark);
    margin-bottom: 24px;
    transition: var(--transition);
}

.feature-card:hover .feature-icon {
    background: linear-gradient(135deg, var(--accent), var(--accent-dark));
    color: #fff;
    box-shadow: 0 6px 20px rgba(201, 163, 78, 0.35);
}

.feature-card h3 {
    font-size: 18px;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 12px;
}

.feature-card p {
    font-size: 14px;
    color: var(--text-muted);
    line-height: 1.7;
    margin-bottom: 0;
}

/* ===== 分类入口 ===== */
.categories-section {
    background: var(--bg-body);
}

.category-card {
    position: relative;
    border-radius: var(--radius-md);
    overflow: hidden;
    height: 100%;
    background: var(--bg-white);
    border: 1px solid var(--border);
    transition: var(--transition);
}

.category-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-8px);
}

.category-card .cat-img {
    height: 200px;
    position: relative;
    overflow: hidden;
    background: var(--primary);
}

.category-card .cat-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}

.category-card:hover .cat-img img {
    transform: scale(1.08);
}

.category-card .cat-img::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(to bottom, transparent 50%, rgba(8, 22, 40, 0.6) 100%);
}

.category-card .cat-body {
    padding: 28px;
    text-align: center;
}

.category-card .cat-tag {
    display: inline-block;
    background: rgba(201, 163, 78, 0.12);
    color: var(--accent-dark);
    font-size: 12px;
    font-weight: 700;
    border-radius: 100px;
    padding: 4px 16px;
    margin-bottom: 14px;
}

.category-card h3 {
    font-size: 20px;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 10px;
}

.category-card p {
    font-size: 14px;
    color: var(--text-muted);
    line-height: 1.7;
    margin-bottom: 22px;
}

.category-card .btn {
    width: 100%;
    justify-content: center;
}

/* ===== 流程 ===== */
.process-section {
    background: var(--primary);
    position: relative;
    overflow: hidden;
}

.process-section::before {
    content: '';
    position: absolute;
    top: -60px;
    right: -60px;
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(201, 163, 78, 0.2) 0%, transparent 70%);
    pointer-events: none;
}

.process-section .section-header h2 {
    color: #fff;
}

.process-section .section-header p {
    color: rgba(255, 255, 255, 0.6);
}

.process-section .section-header .eyebrow {
    background: rgba(201, 163, 78, 0.15);
    color: var(--accent-light);
}

.process-timeline {
    position: relative;
    max-width: 860px;
    margin: 0 auto;
}

.process-timeline::before {
    content: '';
    position: absolute;
    top: 0;
    bottom: 0;
    left: 28px;
    width: 2px;
    background: linear-gradient(to bottom, var(--accent), rgba(201, 163, 78, 0.1));
}

.process-item {
    position: relative;
    padding-left: 80px;
    padding-bottom: 48px;
}

.process-item:last-child {
    padding-bottom: 0;
}

.process-item .step-num {
    position: absolute;
    left: 0;
    top: 0;
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, var(--accent), var(--accent-dark));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    font-weight: 800;
    color: var(--primary-dark);
    box-shadow: 0 0 0 4px rgba(201, 163, 78, 0.2);
    z-index: 2;
}

.process-item.highlight .step-num {
    box-shadow: 0 0 0 4px rgba(201, 163, 78, 0.35), 0 0 30px rgba(201, 163, 78, 0.3);
}

.process-item h4 {
    font-size: 18px;
    font-weight: 700;
    color: #fff;
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.process-item h4 i {
    color: var(--accent);
    font-size: 15px;
}

.process-item p {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.6);
    line-height: 1.7;
    max-width: 560px;
}

/* ===== 最新信息 ===== */
.posts-section {
    background: var(--bg-white);
}

.post-item {
    display: flex;
    gap: 20px;
    padding: 28px 32px;
    background: var(--bg-white);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    margin-bottom: 16px;
    transition: var(--transition);
    align-items: flex-start;
}

.post-item:hover {
    box-shadow: var(--shadow-md);
    border-color: rgba(201, 163, 78, 0.35);
    transform: translateX(6px);
}

.post-item .post-icon {
    width: 44px;
    height: 44px;
    background: rgba(201, 163, 78, 0.1);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent-dark);
    font-size: 18px;
    flex-shrink: 0;
}

.post-item .post-content {
    flex: 1;
    min-width: 0;
}

.post-item .post-meta {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 6px;
    font-size: 12px;
    color: var(--text-muted);
}

.post-item .post-meta .badge {
    font-size: 11px;
}

.post-item h3 {
    font-size: 16px;
    font-weight: 700;
    color: var(--text-main);
    margin-bottom: 6px;
    line-height: 1.5;
    transition: var(--transition);
}

.post-item:hover h3 {
    color: var(--accent-dark);
}

.post-item .post-excerpt {
    font-size: 13px;
    color: var(--text-muted);
    line-height: 1.6;
    margin-bottom: 0;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.post-item .post-date {
    font-size: 12px;
    color: var(--text-muted);
    white-space: nowrap;
    display: flex;
    align-items: center;
    gap: 6px;
}

.empty-posts {
    text-align: center;
    padding: 60px 20px;
    color: var(--text-muted);
    background: var(--bg-light);
    border-radius: var(--radius-md);
}

/* ===== 数据统计 ===== */
.stats-section {
    background: url('/assets/images/backpic/back-2.png') center center / cover no-repeat;
    position: relative;
    padding: 90px 0;
}

.stats-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(120deg, rgba(8, 22, 40, 0.93), rgba(13, 31, 60, 0.88));
}

.stats-section .container {
    position: relative;
    z-index: 2;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
    text-align: center;
}

.stat-item {
    padding: 40px 24px;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    backdrop-filter: blur(10px);
    transition: var(--transition);
}

.stat-item:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-4px);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2);
}

.stat-item .stat-icon {
    width: 48px;
    height: 48px;
    background: rgba(201, 163, 78, 0.18);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent);
    font-size: 20px;
    margin: 0 auto 16px;
}

.stat-item .stat-num {
    font-size: 40px;
    font-weight: 900;
    color: #fff;
    line-height: 1.1;
    letter-spacing: -1px;
}

.stat-item .stat-num sup {
    font-size: 18px;
    color: var(--accent);
    top: -0.8em;
}

.stat-item .stat-label {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.65);
    margin-top: 10px;
}

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

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

.accordion-item {
    background: var(--bg-white);
    border: 1px solid var(--border) !important;
    border-radius: var(--radius-md) !important;
    margin-bottom: 14px !important;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.accordion-item:hover {
    border-color: rgba(201, 163, 78, 0.35) !important;
    box-shadow: var(--shadow-md);
}

.accordion-title {
    font-size: 15px;
    font-weight: 700;
    color: var(--text-main) !important;
    padding: 22px 50px 22px 24px !important;
    position: relative;
    border-bottom: none !important;
    background: var(--bg-white) !important;
}

.accordion-title::before,
.accordion-title::after {
    content: '' !important;
    position: absolute !important;
    right: 24px !important;
    top: 50% !important;
    width: 14px !important;
    height: 2px !important;
    background: var(--accent) !important;
    border-radius: 2px !important;
    transform: translateY(-50%) !important;
    transition: var(--transition) !important;
}

.accordion-title::after {
    transform: translateY(-50%) rotate(90deg) !important;
}

.accordion-item.is-active .accordion-title::after {
    transform: translateY(-50%) rotate(0deg) !important;
}

.accordion-content {
    color: var(--text-body) !important;
    font-size: 14px;
    line-height: 1.8;
    padding: 0 24px 22px 24px !important;
    border-top: 1px solid var(--border) !important;
    background: var(--bg-white) !important;
}

/* ===== CTA ===== */
.cta-section {
    background: url('/assets/images/backpic/back-3.png') center center / cover no-repeat;
    position: relative;
    padding: 90px 0;
    text-align: center;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(120deg, rgba(8, 22, 40, 0.92), rgba(13, 31, 60, 0.85));
}

.cta-content {
    position: relative;
    z-index: 2;
    max-width: 680px;
    margin: 0 auto;
}

.cta-content h2 {
    font-size: clamp(30px, 4.5vw, 44px);
    font-weight: 900;
    color: #fff;
    line-height: 1.25;
    margin-bottom: 18px;
}

.cta-content h2 span {
    color: var(--accent);
}

.cta-content p {
    font-size: 16px;
    color: rgba(255, 255, 255, 0.75);
    margin-bottom: 36px;
    line-height: 1.8;
}

.cta-actions {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
}

.cta-note {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.45);
    margin-top: 24px;
}

/* ===== Footer ===== */
.site-footer {
    background: var(--primary-dark);
    color: #fff;
    padding-top: 70px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 48px;
    padding-bottom: 48px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
}

.footer-brand .brand-icon {
    width: 34px;
    height: 34px;
    font-size: 15px;
}

.footer-brand span {
    font-size: 18px;
    font-weight: 800;
}

.footer-col p {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.5);
    line-height: 1.8;
}

.footer-col h4 {
    font-size: 14px;
    font-weight: 700;
    color: #fff;
    margin-bottom: 18px;
    letter-spacing: 0.5px;
}

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

.footer-col ul a {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.55);
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: var(--transition);
}

.footer-col ul a i {
    font-size: 10px;
    color: var(--accent);
}

.footer-col ul a:hover {
    color: var(--accent-light);
    padding-left: 4px;
}

.footer-contact li {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    margin-bottom: 14px;
    font-size: 13px;
    color: rgba(255, 255, 255, 0.55);
    line-height: 1.7;
}

.footer-contact li i {
    color: var(--accent);
    font-size: 14px;
    margin-top: 3px;
}

.footer-bottom {
    padding: 22px 0;
    text-align: center;
    font-size: 13px;
    color: rgba(255, 255, 255, 0.4);
}

/* ===== 响应式 ===== */
@media screen and (max-width: 1024px) {
    .hero {
        padding: 100px 0 70px;
    }
    
    .hero-stats {
        gap: 28px;
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 24px;
    }
    
    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 40px;
    }
    
    .nav-search {
        display: none;
    }
}

@media screen and (max-width: 768px) {
    .section-pad {
        padding: 70px 0;
    }
    
    .hero {
        padding: 80px 0 60px;
    }
    
    .hero h1 {
        font-size: 32px;
    }
    
    .hero-desc {
        font-size: 15px;
    }
    
    .hero-stats {
        gap: 24px;
    }
    
    .hero-stat .value {
        font-size: 22px;
    }
    
    .header-top .container {
        flex-direction: row;
    }
    
    .brand {
        font-size: 17px;
    }
    
    .header-cta-text {
        display: none;
    }
    
    .main-nav {
        gap: 2px;
        overflow-x: auto;
        flex-wrap: nowrap;
        padding: 4px 0;
        -webkit-overflow-scrolling: touch;
    }
    
    .nav-link {
        padding: 8px 14px;
        font-size: 13px;
        white-space: nowrap;
    }
    
    .header-nav-row .container {
        overflow: hidden;
    }
    
    .process-timeline::before {
        left: 22px;
    }
    
    .process-item {
        padding-left: 64px;
    }
    
    .process-item .step-num {
        width: 44px;
        height: 44px;
        font-size: 15px;
    }
    
    .post-item {
        padding: 20px;
        flex-direction: column;
        gap: 12px;
    }
    
    .post-item .post-date {
        align-self: flex-start;
    }
    
    .cta-actions {
        flex-direction: column;
        width: 100%;
    }
    
    .cta-actions .btn {
        width: 100%;
        max-width: 300px;
    }
}

@media screen and (max-width: 520px) {
    .section-pad {
        padding: 56px 0;
    }
    
    .container {
        padding: 0 16px;
    }
    
    .hero {
        padding: 60px 0 48px;
    }
    
    .hero h1 {
        font-size: 28px;
    }
    
    .hero-desc {
        font-size: 14px;
        margin-bottom: 24px;
    }
    
    .hero-actions {
        width: 100%;
    }
    
    .hero-actions .btn {
        width: 100%;
        justify-content: center;
    }
    
    .hero-stats {
        gap: 16px;
        flex-direction: column;
        align-items: flex-start;
        padding-top: 24px;
    }
    
    .feature-card {
        padding: 26px 20px;
    }
    
    .category-card .cat-body {
        padding: 20px;
    }
    
    .stats-grid {
        grid-template-columns: 1fr 1fr;
        gap: 12px;
    }
    
    .stat-item {
        padding: 24px 12px;
    }
    
    .stat-item .stat-num {
        font-size: 28px;
    }
    
    .section-header {
        margin-bottom: 36px;
    }
    
    .section-header h2 {
        font-size: 26px;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 28px;
    }
    
    .footer-col {
        text-align: center;
    }
    
    .footer-brand {
        justify-content: center;
    }
    
    .footer-contact li {
        justify-content: center;
        text-align: center;
    }
}

/* roulang page: category1 */
:root {
    --primary: #14532d;
    --primary-light: #166534;
    --primary-dark: #0f3d20;
    --accent: #f59e0b;
    --accent-hover: #d97706;
    --bg: #f8faf8;
    --white: #ffffff;
    --text: #1e293b;
    --text-light: #64748b;
    --border: #e2e8f0;
    --radius: 14px;
    --radius-sm: 8px;
    --shadow-sm: 0 2px 8px rgba(20, 83, 45, 0.08);
    --shadow-md: 0 6px 24px rgba(20, 83, 45, 0.12);
    --shadow-lg: 0 16px 48px rgba(20, 83, 45, 0.16);
    --transition: all 0.3s ease;
}

*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
}

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

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

ul,
ol {
    list-style: none;
}

button,
input {
    font-family: inherit;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    width: 100%;
}

/* ===== Header ===== */
.site-header {
    background: var(--white);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 999;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
}

.header-top {
    background: var(--white);
    border-bottom: 1px solid rgba(226, 232, 240, 0.6);
}

.header-top .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 68px;
}

.brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.4rem;
    font-weight: 800;
    color: var(--primary);
    letter-spacing: 0.5px;
    line-height: 1.3;
}

.brand-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    color: #fff;
    border-radius: 10px;
    font-size: 1.2rem;
    font-weight: 700;
    box-shadow: 0 4px 12px rgba(20, 83, 45, 0.25);
    flex-shrink: 0;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 14px;
}

.header-cta-text {
    font-size: 0.85rem;
    color: var(--text-light);
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.header-cta-text i {
    color: var(--accent);
}

.btn {
    padding: 10px 22px;
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: var(--transition);
    cursor: pointer;
    border: none;
    line-height: 1.5;
}

.btn-primary {
    background: var(--primary);
    color: #fff;
    box-shadow: 0 4px 12px rgba(20, 83, 45, 0.25);
}

.btn-primary:hover,
.btn-primary:focus {
    background: var(--primary-light);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    color: #fff;
}

.btn-accent {
    background: var(--accent);
    color: #fff;
    box-shadow: 0 4px 14px rgba(245, 158, 11, 0.3);
}

.btn-accent:hover,
.btn-accent:focus {
    background: var(--accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(245, 158, 11, 0.35);
    color: #fff;
}

.btn-outline {
    background: transparent;
    border: 2px solid rgba(255, 255, 255, 0.7);
    color: #fff;
}

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

.header-nav-row {
    background: var(--white);
    border-bottom: 1px solid var(--border);
}

.header-nav-row .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    min-height: 52px;
}

.main-nav {
    display: flex;
    align-items: center;
    gap: 4px;
    overflow-x: auto;
    scrollbar-width: none;
    -ms-overflow-style: none;
}

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

.nav-link {
    padding: 14px 18px;
    font-size: 0.92rem;
    font-weight: 500;
    color: var(--text);
    white-space: nowrap;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    position: relative;
    transition: var(--transition);
}

.nav-link i {
    font-size: 0.85rem;
    color: var(--text-light);
    transition: var(--transition);
}

.nav-link::after {
    content: "";
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 3px;
    background: var(--accent);
    border-radius: 3px 3px 0 0;
    transition: width 0.3s ease;
}

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

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

.nav-link:hover::after {
    width: 70%;
}

.nav-link.active {
    color: var(--primary);
    font-weight: 600;
}

.nav-link.active i {
    color: var(--primary);
}

.nav-link.active::after {
    width: 70%;
}

.nav-search {
    display: flex;
    align-items: center;
    gap: 0;
    border: 1.5px solid var(--border);
    border-radius: 40px;
    overflow: hidden;
    padding: 0 0 0 16px;
    transition: var(--transition);
    background: var(--bg);
    min-width: 220px;
}

.nav-search:focus-within {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(20, 83, 45, 0.1);
    background: var(--white);
}

.nav-search input {
    flex: 1;
    border: none;
    background: transparent;
    padding: 8px 0;
    font-size: 0.85rem;
    color: var(--text);
    outline: none;
}

.nav-search input::placeholder {
    color: #94a3b8;
}

.nav-search button {
    background: var(--primary);
    border: none;
    color: #fff;
    width: 38px;
    height: 36px;
    cursor: pointer;
    font-size: 0.85rem;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
}

.nav-search button:hover {
    background: var(--primary-light);
}

/* ===== Hero Banner ===== */
.page-banner {
    background: linear-gradient(rgba(15, 61, 32, 0.82), rgba(15, 61, 32, 0.72)), url('/assets/images/backpic/back-2.png') center/cover;
    padding: 90px 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.page-banner::before {
    content: '';
    position: absolute;
    top: -120px;
    right: -120px;
    width: 360px;
    height: 360px;
    background: radial-gradient(circle, rgba(245, 158, 11, 0.18) 0%, transparent 70%);
    border-radius: 50%;
}

.page-banner::after {
    content: '';
    position: absolute;
    bottom: -80px;
    left: 20%;
    width: 220px;
    height: 220px;
    background: radial-gradient(circle, rgba(245, 158, 11, 0.1) 0%, transparent 70%);
    border-radius: 50%;
}

.page-banner .container {
    position: relative;
    z-index: 2;
}

.banner-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(8px);
    border: 1px solid rgba(255, 255, 255, 0.25);
    padding: 6px 16px;
    border-radius: 40px;
    font-size: 0.85rem;
    color: #fff;
    margin-bottom: 20px;
}

.page-banner h1 {
    font-size: 2.6rem;
    font-weight: 800;
    color: #fff;
    margin-bottom: 16px;
    line-height: 1.3;
    text-shadow: 0 2px 12px rgba(0, 0, 0, 0.3);
}

.page-banner p {
    font-size: 1.1rem;
    color: rgba(255, 255, 255, 0.85);
    max-width: 720px;
    margin: 0 auto 32px;
    line-height: 1.8;
}

.banner-stats {
    display: flex;
    justify-content: center;
    gap: 48px;
    flex-wrap: wrap;
    margin-top: 40px;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(8px);
    border-radius: var(--radius);
    padding: 24px 32px;
    border: 1px solid rgba(255, 255, 255, 0.15);
    max-width: 680px;
    margin-left: auto;
    margin-right: auto;
}

.stat-item {
    text-align: center;
}

.stat-number {
    font-size: 1.9rem;
    font-weight: 800;
    color: #fff;
    display: block;
    line-height: 1.3;
}

.stat-number span {
    color: var(--accent);
}

.stat-label {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.7);
    margin-top: 4px;
}

/* ===== Section Common ===== */
.section {
    padding: 72px 0;
}

.section-alt {
    background: var(--white);
}

.section-head {
    text-align: center;
    max-width: 680px;
    margin: 0 auto 48px;
}

.section-tag {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: rgba(20, 83, 45, 0.1);
    color: var(--primary);
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 0.82rem;
    font-weight: 600;
    margin-bottom: 14px;
    letter-spacing: 0.5px;
}

.section-head h2 {
    font-size: 2.1rem;
    font-weight: 800;
    color: var(--text);
    line-height: 1.35;
    margin-bottom: 12px;
}

.section-head p {
    font-size: 1rem;
    color: var(--text-light);
    line-height: 1.7;
}

/* ===== Access Cards ===== */
.access-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.access-card {
    background: var(--white);
    border-radius: var(--radius);
    padding: 36px 28px;
    border: 1px solid var(--border);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.access-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary), var(--accent));
    opacity: 0;
    transition: var(--transition);
}

.access-card:hover,
.access-card:focus {
    transform: translateY(-8px);
    box-shadow: var(--shadow-md);
    border-color: rgba(20, 83, 45, 0.2);
}

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

.card-icon {
    width: 72px;
    height: 72px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    border-radius: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.6rem;
    color: #fff;
    margin: 0 auto 20px;
    box-shadow: 0 8px 20px rgba(20, 83, 45, 0.2);
}

.access-card h3 {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--text);
}

.access-card p {
    font-size: 0.92rem;
    color: var(--text-light);
    line-height: 1.7;
    margin-bottom: 20px;
}

.card-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--primary);
    transition: var(--transition);
}

.card-link:hover {
    gap: 12px;
    color: var(--primary-dark);
}

/* ===== Steps ===== */
.steps-wrapper {
    position: relative;
    max-width: 860px;
    margin: 0 auto;
}

.steps-wrapper::before {
    content: '';
    position: absolute;
    top: 20px;
    left: 40px;
    width: 3px;
    height: calc(100% - 40px);
    background: linear-gradient(180deg, var(--primary) 0%, var(--accent) 100%);
    border-radius: 3px;
    opacity: 0.15;
}

.step-item {
    display: flex;
    gap: 32px;
    margin-bottom: 36px;
    position: relative;
}

.step-num {
    width: 48px;
    height: 48px;
    background: var(--primary);
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.1rem;
    flex-shrink: 0;
    box-shadow: 0 4px 14px rgba(20, 83, 45, 0.3);
    position: relative;
    z-index: 2;
    border: 4px solid var(--white);
}

.step-content {
    background: var(--white);
    border-radius: var(--radius);
    padding: 24px 28px;
    border: 1px solid var(--border);
    box-shadow: var(--shadow-sm);
    flex: 1;
    transition: var(--transition);
}

.step-content:hover {
    box-shadow: var(--shadow-md);
}

.step-content h3 {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text);
    margin-bottom: 8px;
}

.step-content p {
    font-size: 0.92rem;
    color: var(--text-light);
    line-height: 1.7;
}

/* ===== Device Cards ===== */
.device-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.device-card {
    background: var(--white);
    border-radius: var(--radius);
    overflow: hidden;
    border: 1px solid var(--border);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
}

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

.device-card img {
    width: 100%;
    height: 220px;
    object-fit: cover;
    transition: var(--transition);
}

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

.device-content {
    padding: 28px;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.device-content .tag {
    align-self: flex-start;
    margin-bottom: 12px;
}

.tag {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    background: rgba(245, 158, 11, 0.12);
    color: #b45309;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.78rem;
    font-weight: 600;
}

.tag-green {
    background: rgba(20, 83, 45, 0.1);
    color: var(--primary);
}

.device-content h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 10px;
    color: var(--text);
}

.device-content p {
    font-size: 0.92rem;
    color: var(--text-light);
    line-height: 1.7;
    margin-bottom: 16px;
    flex: 1;
}

.device-content ul {
    padding: 0;
}

.device-content ul li {
    font-size: 0.88rem;
    color: var(--text-light);
    padding: 4px 0;
    display: flex;
    align-items: center;
    gap: 8px;
}

.device-content ul li i {
    color: var(--primary);
    font-size: 0.8rem;
}

/* ===== FAQ ===== */
.faq-grid {
    max-width: 860px;
    margin: 0 auto;
}

.faq-item {
    background: var(--white);
    border-radius: var(--radius);
    border: 1px solid var(--border);
    margin-bottom: 16px;
    overflow: hidden;
    transition: var(--transition);
}

.faq-item:hover {
    border-color: rgba(20, 83, 45, 0.25);
    box-shadow: var(--shadow-sm);
}

.faq-item summary {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 22px 28px;
    cursor: pointer;
    font-size: 1.02rem;
    font-weight: 600;
    color: var(--text);
    transition: var(--transition);
}

.faq-item summary i {
    color: var(--primary);
    flex-shrink: 0;
    transition: var(--transition);
}

.faq-item summary::marker {
    display: none;
}

.faq-item summary::-webkit-details-marker {
    display: none;
}

.faq-item[open] summary {
    background: rgba(20, 83, 45, 0.04);
}

.faq-item[open] summary i {
    transform: rotate(90deg);
}

.faq-content {
    padding: 0 28px 22px;
    padding-left: 56px;
    font-size: 0.92rem;
    color: var(--text-light);
    line-height: 1.75;
}

/* ===== Tips ===== */
.tips-section {
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 100%);
    color: #fff;
}

.tips-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.tip-card {
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: var(--radius);
    padding: 28px;
    backdrop-filter: blur(8px);
    transition: var(--transition);
}

.tip-card:hover {
    background: rgba(255, 255, 255, 0.14);
    transform: translateY(-4px);
}

.tip-card i {
    font-size: 1.5rem;
    color: var(--accent);
    margin-bottom: 16px;
    display: inline-block;
}

.tip-card h4 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.tip-card p {
    font-size: 0.9rem;
    line-height: 1.7;
    color: rgba(255, 255, 255, 0.75);
}

/* ===== CTA ===== */
.cta-section {
    padding: 64px 0;
    text-align: center;
}

.cta-box {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    border-radius: 24px;
    padding: 56px 40px;
    position: relative;
    overflow: hidden;
    color: #fff;
    box-shadow: var(--shadow-lg);
}

.cta-box::before {
    content: '';
    position: absolute;
    top: -80px;
    right: -80px;
    width: 260px;
    height: 260px;
    background: radial-gradient(circle, rgba(245, 158, 11, 0.2) 0%, transparent 70%);
    border-radius: 50%;
}

.cta-box::after {
    content: '';
    position: absolute;
    bottom: -60px;
    left: -40px;
    width: 180px;
    height: 180px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    border-radius: 50%;
}

.cta-box h2 {
    font-size: 2rem;
    font-weight: 800;
    margin-bottom: 14px;
    position: relative;
    z-index: 1;
}

.cta-box p {
    font-size: 1.02rem;
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: 28px;
    max-width: 560px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.7;
    position: relative;
    z-index: 1;
}

.cta-btns {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
    position: relative;
    z-index: 1;
}

/* ===== Footer ===== */
.site-footer {
    background: #0f1f14;
    color: rgba(255, 255, 255, 0.75);
    padding: 60px 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
    gap: 40px;
    padding-bottom: 40px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.3rem;
    font-weight: 800;
    color: #fff;
    margin-bottom: 16px;
}

.footer-col p {
    font-size: 0.88rem;
    line-height: 1.75;
    color: rgba(255, 255, 255, 0.55);
}

.footer-col h4 {
    color: #fff;
    font-size: 1.05rem;
    font-weight: 600;
    margin-bottom: 20px;
    position: relative;
    padding-bottom: 12px;
}

.footer-col h4::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 30px;
    height: 2px;
    background: var(--accent);
}

.footer-col ul li {
    margin-bottom: 12px;
}

.footer-col ul li a {
    font-size: 0.88rem;
    color: rgba(255, 255, 255, 0.55);
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: var(--transition);
}

.footer-col ul li a:hover {
    color: #fff;
    padding-left: 4px;
}

.footer-col ul li a i {
    font-size: 0.7rem;
    color: var(--accent);
}

.footer-contact li {
    font-size: 0.88rem;
    color: rgba(255, 255, 255, 0.55);
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 12px;
}

.footer-contact li i {
    color: var(--accent);
    width: 20px;
    text-align: center;
}

.footer-bottom {
    padding: 24px 0;
    text-align: center;
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.35);
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
    .access-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 16px;
    }

    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 32px;
    }
}

@media (max-width: 768px) {
    .header-top .container {
        flex-direction: column;
        gap: 12px;
        padding: 16px 20px;
        min-height: auto;
    }

    .header-cta-text {
        display: none;
    }

    .header-nav-row .container {
        flex-direction: column;
        gap: 10px;
        padding: 12px 16px;
    }

    .main-nav {
        width: 100%;
        flex-wrap: nowrap;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        justify-content: flex-start;
        padding-bottom: 4px;
    }

    .nav-link {
        padding: 10px 14px;
        font-size: 0.88rem;
    }

    .nav-search {
        width: 100%;
        min-width: 0;
    }

    .page-banner {
        padding: 56px 0;
    }

    .page-banner h1 {
        font-size: 1.8rem;
    }

    .page-banner p {
        font-size: 0.95rem;
        padding: 0 16px;
    }

    .banner-stats {
        flex-direction: column;
        gap: 20px;
        padding: 20px;
        margin: 28px 20px 0;
    }

    .section {
        padding: 56px 0;
    }

    .section-head h2 {
        font-size: 1.6rem;
    }

    .access-grid {
        grid-template-columns: 1fr;
        max-width: 420px;
        margin-left: auto;
        margin-right: auto;
    }

    .device-grid {
        grid-template-columns: 1fr;
        max-width: 480px;
        margin-left: auto;
        margin-right: auto;
    }

    .steps-wrapper::before {
        left: 24px;
    }

    .step-item {
        gap: 20px;
    }

    .step-num {
        width: 40px;
        height: 40px;
        font-size: 0.95rem;
    }

    .step-content {
        padding: 20px;
    }

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

    .cta-box {
        padding: 40px 24px;
        border-radius: 18px;
    }

    .cta-box h2 {
        font-size: 1.5rem;
    }

    .cta-btns {
        flex-direction: column;
        align-items: center;
    }

    .cta-btns .btn {
        width: 100%;
        max-width: 280px;
    }

    .faq-item summary {
        padding: 18px 20px;
        font-size: 0.95rem;
    }

    .faq-content {
        padding: 0 20px 18px;
        padding-left: 36px;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }
}

@media (max-width: 520px) {
    .brand {
        font-size: 1.15rem;
    }

    .brand-icon {
        width: 34px;
        height: 34px;
        font-size: 1rem;
    }

    .header-top .container {
        padding: 14px 16px;
    }

    .header-actions .btn {
        padding: 8px 16px;
        font-size: 0.82rem;
    }

    .page-banner h1 {
        font-size: 1.5rem;
    }

    .page-banner p {
        font-size: 0.88rem;
    }

    .stat-number {
        font-size: 1.5rem;
    }

    .section-head h2 {
        font-size: 1.4rem;
    }

    .section-tag {
        font-size: 0.75rem;
    }

    .access-card {
        padding: 28px 20px;
    }

    .device-content {
        padding: 22px 20px;
    }

    .step-item {
        flex-direction: column;
        gap: 12px;
    }

    .step-num {
        width: 36px;
        height: 36px;
        font-size: 0.85rem;
    }

    .step-content {
        padding: 18px;
    }

    .tip-card {
        padding: 22px 20px;
    }

    .cta-box {
        padding: 32px 20px;
    }

    .cta-box h2 {
        font-size: 1.3rem;
    }

    .btn {
        padding: 9px 18px;
        font-size: 0.85rem;
    }

    .footer-grid {
        padding-bottom: 24px;
    }

    .footer-col h4 {
        font-size: 1rem;
    }
}

@media (min-width: 769px) {
    .access-grid {
        grid-template-columns: repeat(3, 1fr);
    }

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

/* roulang page: article */
:root {
    --primary: #0b1f3a;
    --primary-light: #16294a;
    --accent: #c9a227;
    --accent-light: #e8c96a;
    --accent-dark: #a8841c;
    --text-main: #1c2333;
    --text-muted: #6b7688;
    --bg-site: #f4f6fa;
    --bg-card: #ffffff;
    --border: #e3e8f0;
    --radius-sm: 8px;
    --radius: 16px;
    --radius-lg: 24px;
    --shadow-sm: 0 2px 8px rgba(11, 31, 58, 0.05);
    --shadow: 0 8px 30px rgba(11, 31, 58, 0.09);
    --shadow-lg: 0 20px 50px rgba(11, 31, 58, 0.12);
    --transition: all .25s ease;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    margin: 0;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
    background: var(--bg-site);
    color: var(--text-main);
    line-height: 1.7;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
}
a { color: var(--primary); text-decoration: none; transition: var(--transition); }
a:hover { color: var(--accent-dark); }
img { max-width: 100%; height: auto; display: block; }
button, input, select, textarea { font-family: inherit; font-size: inherit; }
.container { max-width: 1280px; margin: 0 auto; padding: 0 24px; box-sizing: border-box; }

/* ===== Header ===== */
.site-header { background: #fff; position: sticky; top: 0; z-index: 999; box-shadow: 0 2px 14px rgba(11, 31, 58, .06); }
.header-top { border-bottom: 1px solid var(--border); }
.header-top .container { display: flex; align-items: center; justify-content: space-between; min-height: 64px; }
.brand { display: flex; align-items: center; gap: 10px; font-size: 22px; font-weight: 800; color: var(--primary); letter-spacing: .5px; }
.brand .brand-icon {
    width: 36px; height: 36px; border-radius: 10px;
    background: linear-gradient(135deg, var(--accent), var(--accent-dark));
    color: #fff; display: flex; align-items: center; justify-content: center;
    font-size: 18px; font-weight: 900; box-shadow: 0 4px 10px rgba(201, 162, 39, .35);
}
.header-actions { display: flex; align-items: center; gap: 18px; }
.header-cta-text { color: var(--text-muted); font-size: 14px; display: inline-flex; align-items: center; gap: 6px; }
.header-cta-text i { color: var(--accent); }
.btn { display: inline-flex; align-items: center; gap: 8px; border: none; cursor: pointer; font-weight: 600; border-radius: 10px; transition: var(--transition); justify-content: center; line-height: 1; }
.btn-primary { background: var(--primary); color: #fff; padding: 11px 22px; font-size: 14px; box-shadow: 0 4px 14px rgba(11, 31, 58, .18); }
.btn-primary:hover { background: var(--primary-light); transform: translateY(-2px); box-shadow: 0 8px 22px rgba(11, 31, 58, .25); color: #fff; }
.btn-gold { background: var(--accent); color: #fff; padding: 12px 26px; font-size: 15px; box-shadow: 0 4px 16px rgba(201, 162, 39, .35); }
.btn-gold:hover { background: var(--accent-dark); color: #fff; transform: translateY(-2px); box-shadow: 0 8px 24px rgba(201, 162, 39, .4); }
.btn-outline-light { background: transparent; color: #fff; border: 2px solid rgba(255,255,255,.7); padding: 10px 24px; font-size: 14px; }
.btn-outline-light:hover { background: rgba(255,255,255,.12); color: #fff; border-color: #fff; }
.header-nav-row { background: linear-gradient(90deg, var(--primary), var(--primary-light)); }
.header-nav-row .container { display: flex; align-items: center; justify-content: space-between; min-height: 52px; gap: 16px; }
.main-nav { display: flex; align-items: center; gap: 6px; flex-wrap: wrap; }
.nav-link {
    color: rgba(255,255,255,.88); font-size: 15px; font-weight: 500;
    padding: 10px 14px; border-radius: 8px; display: inline-flex; align-items: center; gap: 7px;
    position: relative; transition: var(--transition);
}
.nav-link i { font-size: 13px; opacity: .85; }
.nav-link:hover { color: var(--accent-light); background: rgba(255,255,255,.08); }
.nav-link.active { color: #fff; background: rgba(255,255,255,.12); }
.nav-link.active::after {
    content: ''; position: absolute; left: 14px; right: 14px; bottom: 4px; height: 2px;
    background: var(--accent); border-radius: 2px;
}
.nav-search { display: flex; align-items: center; background: rgba(255,255,255,.14); border-radius: 24px; padding: 4px 6px 4px 14px; transition: var(--transition); }
.nav-search input { border: none; outline: none; background: transparent; color: #fff; font-size: 13px; width: 150px; }
.nav-search input::placeholder { color: rgba(255,255,255,.65); }
.nav-search button { background: var(--accent); border: none; color: #fff; width: 32px; height: 32px; border-radius: 50%; cursor: pointer; display: flex; align-items: center; justify-content: center; transition: var(--transition); }
.nav-search button:hover { background: var(--accent-light); }

/* ===== Mobile Nav ===== */
.mobile-toggle { display: none; background: none; border: none; color: #fff; font-size: 22px; cursor: pointer; padding: 6px; margin-left: auto; }
@media (max-width: 860px) {
    .mobile-toggle { display: flex; }
    .header-cta-text { display: none; }
    .header-nav-row .container { min-height: 50px; flex-wrap: wrap; }
    .main-nav { display: none; width: 100%; flex-direction: column; align-items: stretch; padding: 12px 0 16px; gap: 4px; }
    .main-nav.open { display: flex; }
    .nav-link { padding: 12px 10px; border-radius: 8px; justify-content: center; }
    .nav-link.active::after { display: none; }
    .nav-search { width: 100%; margin-top: 10px; }
    .nav-search input { flex: 1; width: 100%; }
}

/* ===== Article Hero ===== */
.article-hero {
    background: linear-gradient(135deg, rgba(11,31,58,.93), rgba(11,31,58,.78)), url('/assets/images/backpic/back-1.png') center/cover no-repeat;
    padding: 80px 0 70px;
    color: #fff;
    position: relative;
}
.article-hero .breadcrumb-list { display: flex; align-items: center; gap: 10px; font-size: 14px; color: rgba(255,255,255,.7); margin-bottom: 18px; flex-wrap: wrap; }
.article-hero .breadcrumb-list a { color: rgba(255,255,255,.85); }
.article-hero .breadcrumb-list a:hover { color: var(--accent-light); }
.article-hero .breadcrumb-list .sep { opacity: .5; }
.article-hero h1 { font-size: clamp(30px, 5vw, 46px); line-height: 1.25; font-weight: 800; margin: 0 0 22px; max-width: 860px; letter-spacing: .5px; text-shadow: 0 3px 20px rgba(0,0,0,.25); }
.hero-meta { display: flex; align-items: center; gap: 18px; flex-wrap: wrap; }
.badge { display: inline-flex; align-items: center; gap: 6px; padding: 6px 14px; border-radius: 20px; font-size: 13px; font-weight: 600; background: rgba(255,255,255,.14); color: #fff; border: 1px solid rgba(255,255,255,.25); }
.badge-gold { background: var(--accent); border-color: var(--accent); color: #fff; box-shadow: 0 4px 12px rgba(201,162,39,.4); }
.meta-date { color: rgba(255,255,255,.85); font-size: 14px; display: inline-flex; align-items: center; gap: 7px; }
.meta-date i { color: var(--accent-light); }

/* ===== Article Main ===== */
.article-main { padding: 60px 0; }
.article-main .grid-x { align-items: flex-start; }
.article-body {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    padding: 44px 50px;
    border: 1px solid var(--border);
    font-size: 16px;
    line-height: 1.9;
}
.article-body h2, .article-body h3, .article-body h4 { color: var(--primary); margin-top: 1.6em; margin-bottom: .6em; line-height: 1.4; }
.article-body h2 { font-size: 26px; }
.article-body h3 { font-size: 22px; }
.article-body p { margin-bottom: 1.3em; color: #2a3446; }
.article-body ul, .article-body ol { margin: 0 0 1.4em 1.4em; color: #2a3446; }
.article-body li { margin-bottom: .5em; }
.article-body blockquote { border-left: 4px solid var(--accent); background: rgba(201,162,39,.08); padding: 16px 22px; margin: 1.6em 0; border-radius: 0 12px 12px 0; color: var(--primary); font-style: italic; }
.article-body img { border-radius: 12px; margin: 1.6em 0; box-shadow: var(--shadow); }
.article-body table { width: 100%; border-collapse: collapse; margin: 1.6em 0; }
.article-body table th, .article-body table td { border: 1px solid var(--border); padding: 12px 16px; text-align: left; }
.article-body table th { background: rgba(11,31,58,.04); font-weight: 600; }
.article-info-bar { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 30px; padding: 18px 22px; background: rgba(11,31,58,.04); border-radius: 12px; border: 1px solid var(--border); }
.article-info-bar span { font-size: 14px; color: var(--text-muted); display: inline-flex; align-items: center; gap: 8px; }
.article-info-bar i { color: var(--accent); }

/* ===== Not Found ===== */
.not-found-card { text-align: center; padding: 50px 30px; }
.not-found-card i { font-size: 56px; color: var(--accent); margin-bottom: 18px; display: block; }
.not-found-card h2 { font-size: 28px; color: var(--primary); margin: 0 0 12px; }
.not-found-card p { color: var(--text-muted); font-size: 16px; max-width: 440px; margin: 0 auto 26px; }

/* ===== Sidebar ===== */
.sidebar-widget {
    background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius);
    box-shadow: var(--shadow-sm); padding: 26px 28px; margin-bottom: 24px;
}
.sidebar-widget h3 { font-size: 18px; font-weight: 700; color: var(--primary); margin: 0 0 18px; display: flex; align-items: center; gap: 10px; }
.sidebar-widget h3 i { color: var(--accent); }
.sidebar-info-list { list-style: none; margin: 0; padding: 0; }
.sidebar-info-list li { display: flex; align-items: center; gap: 12px; padding: 9px 0; border-bottom: 1px solid #f0f2f6; font-size: 14px; color: var(--text-muted); }
.sidebar-info-list li:last-child { border-bottom: none; }
.sidebar-info-list li i { color: var(--accent); width: 18px; text-align: center; }
.sidebar-list { list-style: none; margin: 0; padding: 0; }
.sidebar-list li { margin-bottom: 8px; }
.sidebar-list a {
    display: flex; align-items: center; gap: 12px; padding: 11px 14px;
    background: #f8f9fc; border-radius: 10px; color: var(--text-main);
    font-size: 14px; font-weight: 500; transition: var(--transition); border: 1px solid transparent;
}
.sidebar-list a i { color: var(--accent); width: 18px; text-align: center; }
.sidebar-list a:hover { background: rgba(201,162,39,.1); color: var(--accent-dark); border-color: rgba(201,162,39,.3); transform: translateX(4px); }
.sidebar-posts-list { list-style: none; margin: 0; padding: 0; }
.sidebar-posts-list li { margin-bottom: 12px; }
.sidebar-posts-list a { display: flex; gap: 12px; align-items: center; }
.sidebar-posts-list .sp-thumb { width: 58px; height: 52px; border-radius: 8px; overflow: hidden; flex-shrink: 0; background: #eef0f4; }
.sidebar-posts-list .sp-thumb img { width: 100%; height: 100%; object-fit: cover; }
.sidebar-posts-list .sp-title { font-size: 14px; font-weight: 500; color: var(--text-main); line-height: 1.4; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.sidebar-posts-list a:hover .sp-title { color: var(--accent-dark); }
.sidebar-contact-box { background: linear-gradient(135deg, var(--primary), var(--primary-light)); border-radius: var(--radius); padding: 28px; color: #fff; text-align: center; }
.sidebar-contact-box .icon-circle { width: 56px; height: 56px; border-radius: 50%; background: var(--accent); display: flex; align-items: center; justify-content: center; margin: 0 auto 16px; font-size: 24px; box-shadow: 0 8px 20px rgba(201,162,39,.4); }
.sidebar-contact-box h4 { color: #fff; margin: 0 0 10px; font-size: 18px; }
.sidebar-contact-box p { font-size: 14px; color: rgba(255,255,255,.75); margin: 0 0 18px; }
.sidebar-contact-box a { color: var(--accent-light); font-weight: 600; font-size: 14px; background: rgba(255,255,255,.12); padding: 9px 20px; border-radius: 24px; display: inline-block; }
.sidebar-contact-box a:hover { background: var(--accent); color: #fff; }

/* ===== Related ===== */
.related-section { padding: 0 0 70px; }
.related-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 30px; }
.related-header h2 { font-size: 28px; color: var(--primary); margin: 0; font-weight: 800; position: relative; padding-bottom: 12px; }
.related-header h2::after { content: ''; position: absolute; left: 0; bottom: 0; width: 46px; height: 3px; background: var(--accent); border-radius: 3px; }
.related-header a { font-size: 14px; color: var(--text-muted); display: inline-flex; align-items: center; gap: 6px; }
.related-header a:hover { color: var(--accent-dark); }
.related-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.related-card {
    background: var(--bg-card); border-radius: var(--radius); overflow: hidden;
    border: 1px solid var(--border); box-shadow: var(--shadow-sm);
    transition: var(--transition); display: block;
}
.related-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: rgba(201,162,39,.3); }
.related-img { height: 170px; overflow: hidden; position: relative; }
.related-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }
.related-card:hover .related-img img { transform: scale(1.06); }
.related-img::after { content: ''; position: absolute; inset: 0; background: linear-gradient(to top, rgba(11,31,58,.3), transparent); }
.related-content { padding: 22px 24px 26px; }
.related-content .badge { background: rgba(11,31,58,.07); color: var(--primary); border: none; font-size: 12px; margin-bottom: 12px; }
.related-content h3 { font-size: 18px; color: var(--primary); line-height: 1.5; margin: 0 0 10px; font-weight: 700; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.related-content p { font-size: 14px; color: var(--text-muted); margin: 0; line-height: 1.7; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }

/* ===== CTA ===== */
.cta-section { padding: 0 0 70px; }
.cta-card {
    background: linear-gradient(120deg, var(--primary) 20%, #1b3a5f 100%);
    border-radius: var(--radius-lg); padding: 60px 70px; text-align: center;
    position: relative; overflow: hidden; color: #fff;
}
.cta-card::before { content: ''; position: absolute; top: -80px; right: -80px; width: 280px; height: 280px; border-radius: 50%; background: rgba(201,162,39,.15); }
.cta-card::after { content: ''; position: absolute; bottom: -60px; left: -60px; width: 200px; height: 200px; border-radius: 50%; background: rgba(255,255,255,.05); }
.cta-card .cta-icon { width: 70px; height: 70px; border-radius: 20px; background: var(--accent); display: flex; align-items: center; justify-content: center; margin: 0 auto 24px; font-size: 30px; box-shadow: 0 10px 30px rgba(201,162,39,.4); position: relative; z-index: 1; }
.cta-card h2 { font-size: 30px; font-weight: 800; margin: 0 0 14px; position: relative; z-index: 1; }
.cta-card p { color: rgba(255,255,255,.85); font-size: 16px; max-width: 560px; margin: 0 auto 30px; position: relative; z-index: 1; }
.cta-card .btn { margin: 0 8px; position: relative; z-index: 1; }

/* ===== Footer ===== */
.site-footer { background: #081626; color: rgba(255,255,255,.72); padding: 70px 0 30px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1.4fr; gap: 40px; margin-bottom: 46px; }
.footer-brand { display: flex; align-items: center; gap: 10px; font-size: 20px; font-weight: 700; color: #fff; margin-bottom: 16px; }
.footer-brand .brand-icon { width: 34px; height: 34px; border-radius: 10px; background: linear-gradient(135deg, var(--accent), var(--accent-dark)); display: flex; align-items: center; justify-content: center; font-size: 16px; font-weight: 800; color: #fff; }
.footer-col h4 { color: #fff; font-size: 16px; font-weight: 700; margin-bottom: 20px; position: relative; padding-bottom: 10px; }
.footer-col h4::after { content: ''; position: absolute; left: 0; bottom: 0; width: 24px; height: 2px; background: var(--accent); border-radius: 2px; }
.footer-col p { font-size: 14px; line-height: 1.8; margin: 0; }
.footer-col ul { list-style: none; margin: 0; padding: 0; }
.footer-col li { margin-bottom: 10px; }
.footer-col a { color: rgba(255,255,255,.65); font-size: 14px; display: inline-flex; align-items: center; gap: 8px; transition: var(--transition); }
.footer-col a:hover { color: var(--accent-light); padding-left: 4px; }
.footer-col a i { font-size: 12px; color: var(--accent); }
.footer-contact li { color: rgba(255,255,255,.65); font-size: 14px; display: flex; align-items: center; gap: 10px; }
.footer-contact li i { color: var(--accent); width: 16px; text-align: center; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.1); padding-top: 24px; text-align: center; }
.footer-bottom p { font-size: 13px; color: rgba(255,255,255,.5); margin: 0; }

/* ===== Responsive ===== */
@media (max-width: 1024px) {
    .footer-grid { grid-template-columns: 1fr 1fr; }
    .related-grid { grid-template-columns: 1fr 1fr; }
    .article-body { padding: 34px 30px; }
}
@media (max-width: 768px) {
    .related-grid { grid-template-columns: 1fr; }
    .cta-card { padding: 40px 30px; }
    .cta-card h2 { font-size: 24px; }
    .article-main { padding: 40px 0; }
    .article-hero { padding: 60px 0 50px; }
    .article-body { padding: 26px 22px; border-radius: 16px; }
    .sidebar-widget { padding: 20px 18px; }
    .header-top .container { min-height: 58px; }
    .brand { font-size: 18px; }
    .brand .brand-icon { width: 32px; height: 32px; font-size: 15px; }
}
@media (max-width: 520px) {
    .footer-grid { grid-template-columns: 1fr; }
    .related-grid { grid-template-columns: 1fr; }
    .cta-card { padding: 32px 20px; }
    .cta-card p { font-size: 14px; }
    .cta-card .btn { margin: 6px 4px; padding: 12px 18px; font-size: 13px; }
    .header-actions .btn { padding: 8px 14px; font-size: 13px; }
    .article-hero h1 { font-size: 28px; }
    .main-nav.open { padding: 8px 0 12px; }
}

/* roulang page: category2 */
:root {
            --primary: #1a2b6d;
            --primary-light: #2e4a9e;
            --accent: #e8a621;
            --accent-dark: #c98a12;
            --bg: #f6f7fc;
            --bg-alt: #eef0f7;
            --text: #212536;
            --text-weak: #6b7280;
            --border: #e3e6ef;
            --radius: 18px;
            --radius-sm: 12px;
            --shadow: 0 14px 40px rgba(26, 43, 109, 0.08);
            --shadow-hover: 0 20px 50px rgba(26, 43, 109, 0.14);
            --space: 96px;
        }

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

        html,
        body {
            margin: 0;
            padding: 0;
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
            background: var(--bg);
            color: var(--text);
            line-height: 1.7;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
        }

        img {
            max-width: 100%;
            height: auto;
            display: inline-block;
            vertical-align: middle;
        }

        a {
            color: var(--primary);
            text-decoration: none;
            transition: color 0.25s ease;
        }
        a:hover,
        a:focus {
            color: var(--primary-light);
            outline: none;
        }

        .container {
            max-width: 1200px;
            margin-left: auto;
            margin-right: auto;
            padding-left: 20px;
            padding-right: 20px;
        }

        .site-header {
            background: #fff;
            box-shadow: 0 2px 18px rgba(26, 43, 109, 0.06);
            position: sticky;
            top: 0;
            z-index: 999;
        }

        .header-top {
            border-bottom: 1px solid var(--border);
        }

        .header-top .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            min-height: 62px;
        }

        .brand {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 800;
            color: var(--primary);
            letter-spacing: 0.4px;
        }

        .brand .brand-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            color: #fff;
            border-radius: 11px;
            font-size: 18px;
            font-weight: 800;
            box-shadow: 0 5px 14px rgba(26, 43, 109, 0.28);
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 16px;
        }

        .header-cta-text {
            font-size: 14px;
            color: var(--text-weak);
        }
        .header-cta-text i {
            color: var(--accent);
            margin-right: 5px;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 10px 22px;
            border-radius: 999px;
            font-size: 15px;
            font-weight: 600;
            border: 2px solid transparent;
            cursor: pointer;
            transition: all 0.28s ease;
            text-align: center;
            line-height: 1.4;
        }

        .btn-primary {
            background: var(--primary);
            color: #fff;
            box-shadow: 0 8px 18px rgba(26, 43, 109, 0.22);
        }
        .btn-primary:hover,
        .btn-primary:focus {
            background: var(--primary-light);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 12px 26px rgba(26, 43, 109, 0.3);
        }
        .btn-outline {
            background: transparent;
            border-color: rgba(255, 255, 255, 0.6);
            color: #fff;
        }
        .btn-outline:hover,
        .btn-outline:focus {
            background: rgba(255, 255, 255, 0.14);
            border-color: #fff;
            color: #fff;
            transform: translateY(-2px);
        }
        .btn-accent {
            background: var(--accent);
            color: #14204a;
        }
        .btn-accent:hover,
        .btn-accent:focus {
            background: var(--accent-dark);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 14px 30px rgba(232, 166, 33, 0.32);
        }
        .btn-lg {
            padding: 14px 34px;
            font-size: 17px;
        }

        .header-nav-row {
            background: var(--primary);
        }

        .header-nav-row .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            min-height: 54px;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 4px;
            flex-wrap: wrap;
        }

        .main-nav .nav-link {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            color: rgba(255, 255, 255, 0.88);
            padding: 9px 17px;
            border-radius: 999px;
            font-size: 15px;
            font-weight: 500;
            transition: background 0.25s ease, color 0.25s ease;
        }
        .main-nav .nav-link i {
            font-size: 14px;
            opacity: 0.75;
        }
        .main-nav .nav-link:hover,
        .main-nav .nav-link:focus {
            color: #fff;
            background: rgba(255, 255, 255, 0.14);
        }
        .main-nav .nav-link.active {
            background: var(--accent);
            color: #14204a;
            font-weight: 700;
        }
        .main-nav .nav-link.active i {
            opacity: 1;
        }

        .nav-search {
            display: flex;
            align-items: stretch;
            background: #fff;
            border-radius: 999px;
            overflow: hidden;
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.06);
        }
        .nav-search input {
            border: none;
            padding: 8px 14px;
            width: 180px;
            font-size: 14px;
            background: transparent;
            outline: none;
            color: var(--text);
        }
        .nav-search button {
            background: var(--accent);
            border: none;
            color: #14204a;
            padding: 0 16px;
            cursor: pointer;
            transition: background 0.25s;
        }
        .nav-search button:hover {
            background: var(--accent-dark);
            color: #fff;
        }

        .page-hero {
            background: linear-gradient(135deg, #14204a 0%, #1a2b6d 60%, #2e4a9e 100%);
            color: #fff;
            padding: 72px 0 56px;
            position: relative;
            overflow: hidden;
        }

        .page-hero.has-backpic {
            background-image: url('/assets/images/backpic/back-2.png');
            background-size: cover;
            background-position: center;
            background-blend-mode: multiply;
            background-color: rgba(20, 32, 74, 0.78);
        }

        .page-hero::after {
            content: "";
            position: absolute;
            bottom: -60px;
            right: -40px;
            width: 320px;
            height: 320px;
            border-radius: 50%;
            background: rgba(232, 166, 33, 0.12);
            filter: blur(70px);
            pointer-events: none;
        }

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

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, 0.12);
            border: 1px solid rgba(255, 255, 255, 0.18);
            padding: 6px 16px;
            border-radius: 999px;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 1px;
            margin-bottom: 18px;
            color: rgba(255, 255, 255, 0.92);
        }

        .page-hero h1 {
            font-size: 42px;
            font-weight: 800;
            line-height: 1.25;
            margin: 0 0 16px;
            letter-spacing: 0.5px;
        }
        .page-hero p.lead {
            font-size: 18px;
            color: rgba(255, 255, 255, 0.82);
            max-width: 700px;
            line-height: 1.75;
            margin-bottom: 30px;
        }

        .hero-actions {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }

        .hero-meta {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 18px;
            margin-top: 42px;
            max-width: 760px;
        }

        .hero-meta .meta-item {
            background: rgba(255, 255, 255, 0.1);
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: 14px;
            padding: 16px 18px;
            backdrop-filter: blur(6px);
        }
        .hero-meta .meta-item .num {
            font-size: 26px;
            font-weight: 800;
            color: var(--accent);
            display: block;
        }
        .hero-meta .meta-item .label {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.78);
            margin-top: 4px;
        }

        .section {
            padding: 80px 0;
        }
        .section-alt {
            background: #fff;
        }
        .section-alt2 {
            background: var(--bg-alt);
        }
        .section-head {
            text-align: center;
            max-width: 720px;
            margin: 0 auto 50px;
        }
        .section-head .section-kicker {
            display: inline-block;
            font-size: 13px;
            font-weight: 700;
            letter-spacing: 2px;
            color: var(--accent-dark);
            text-transform: uppercase;
            margin-bottom: 8px;
        }
        .section-head h2 {
            font-size: 32px;
            font-weight: 800;
            color: var(--primary);
            line-height: 1.3;
            margin-bottom: 12px;
        }
        .section-head p {
            color: var(--text-weak);
            font-size: 16px;
        }

        .card {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            transition: transform 0.3s ease, box-shadow 0.3s ease;
            height: 100%;
            overflow: hidden;
        }
        .card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-hover);
        }

        .card-media {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16 / 9;
        }
        .card-media img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }
        .card:hover .card-media img {
            transform: scale(1.04);
        }

        .card-body {
            padding: 24px;
        }

        .card-body h3 {
            font-size: 19px;
            font-weight: 700;
            line-height: 1.4;
            margin-bottom: 9px;
        }
        .card-body h3 a {
            color: var(--text);
        }
        .card-body h3 a:hover {
            color: var(--primary);
        }
        .card-body p {
            font-size: 15px;
            color: var(--text-weak);
            line-height: 1.65;
            margin-bottom: 14px;
        }

        .tag {
            display: inline-block;
            background: rgba(26, 43, 109, 0.08);
            color: var(--primary);
            font-size: 12px;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: 999px;
            margin: 0 4px 8px 0;
        }
        .tag-accent {
            background: rgba(232, 166, 33, 0.16);
            color: var(--accent-dark);
        }

        .grid-cards {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }

        .ticket-strip {
            display: flex;
            align-items: center;
            gap: 14px;
            margin-top: 14px;
            padding-top: 14px;
            border-top: 2px dashed var(--border);
        }
        .ticket-strip .date {
            background: var(--primary);
            color: #fff;
            border-radius: 12px;
            text-align: center;
            padding: 8px 12px;
            min-width: 58px;
            line-height: 1.2;
            flex-shrink: 0;
        }
        .ticket-strip .date .day {
            font-size: 20px;
            font-weight: 800;
            display: block;
        }
        .ticket-strip .date .mon {
            font-size: 11px;
            opacity: 0.8;
            text-transform: uppercase;
        }
        .ticket-strip .ticket-info {
            flex: 1;
        }
        .ticket-strip .ticket-info strong {
            display: block;
            font-size: 15px;
        }
        .ticket-strip .ticket-info span {
            font-size: 13px;
            color: var(--text-weak);
        }
        .ticket-strip .btn {
            flex-shrink: 0;
        }

        .timeline {
            max-width: 760px;
            margin: 0 auto;
            position: relative;
            padding-left: 30px;
        }
        .timeline::before {
            content: "";
            position: absolute;
            left: 10px;
            top: 6px;
            bottom: 6px;
            width: 3px;
            background: linear-gradient(180deg, var(--primary), var(--accent));
            border-radius: 3px;
        }
        .timeline-item {
            position: relative;
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 24px 26px;
            box-shadow: var(--shadow);
            margin-bottom: 24px;
            transition: box-shadow 0.3s ease;
        }
        .timeline-item:hover {
            box-shadow: var(--shadow-hover);
        }
        .timeline-item::before {
            content: "";
            position: absolute;
            left: -27px;
            top: 30px;
            width: 14px;
            height: 14px;
            background: var(--accent);
            border: 3px solid #fff;
            border-radius: 50%;
            box-shadow: 0 0 0 3px var(--accent);
        }
        .timeline-step {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 8px;
        }
        .timeline-step .step-no {
            background: var(--primary);
            color: #fff;
            border-radius: 999px;
            font-size: 13px;
            font-weight: 700;
            width: 32px;
            height: 32px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
        }
        .timeline-step h3 {
            font-size: 19px;
            font-weight: 700;
            margin: 0;
            color: var(--primary);
        }
        .timeline-item p {
            margin: 0;
            color: var(--text-weak);
            font-size: 15px;
            line-height: 1.7;
        }

        .countdown-block {
            background: linear-gradient(135deg, #14204a, #1a2b6d);
            border-radius: 22px;
            padding: 40px;
            color: #fff;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 28px;
            justify-content: space-between;
            position: relative;
            overflow: hidden;
        }
        .countdown-block::before {
            content: "";
            position: absolute;
            top: -40px;
            right: -20px;
            width: 180px;
            height: 180px;
            border-radius: 50%;
            background: rgba(232, 166, 33, 0.18);
            filter: blur(30px);
        }
        .countdown-copy h2 {
            font-size: 26px;
            font-weight: 800;
            margin-bottom: 8px;
        }
        .countdown-copy p {
            margin: 0;
            color: rgba(255, 255, 255, 0.78);
            font-size: 15px;
        }
        .countdown-timer {
            display: flex;
            gap: 16px;
            align-items: center;
        }
        .countdown-timer .time-box {
            background: rgba(255, 255, 255, 0.1);
            border: 1px solid rgba(255, 255, 255, 0.16);
            border-radius: 14px;
            text-align: center;
            padding: 14px 16px;
            min-width: 72px;
            backdrop-filter: blur(4px);
        }
        .countdown-timer .time-box .num {
            font-size: 28px;
            font-weight: 800;
            color: var(--accent);
            display: block;
            line-height: 1.2;
        }
        .countdown-timer .time-box .unit {
            font-size: 12px;
            color: rgba(255, 255, 255, 0.7);
            margin-top: 2px;
            display: block;
        }
        .countdown-cta {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
            margin-top: 18px;
        }

        .guide-list {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 18px;
            margin-top: 30px;
        }
        .guide-list .guide-item {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-sm);
            padding: 20px 22px;
            display: flex;
            gap: 16px;
            align-items: flex-start;
            box-shadow: 0 4px 16px rgba(26, 43, 109, 0.05);
            transition: box-shadow 0.3s ease, transform 0.3s ease;
        }
        .guide-list .guide-item:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-3px);
        }
        .guide-item .guide-icon {
            background: rgba(26, 43, 109, 0.08);
            width: 46px;
            height: 46px;
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 19px;
            color: var(--primary);
            flex-shrink: 0;
        }
        .guide-item h4 {
            font-size: 16px;
            font-weight: 700;
            margin: 0 0 6px;
        }
        .guide-item p {
            margin: 0;
            font-size: 14px;
            color: var(--text-weak);
            line-height: 1.6;
        }

        .info-bar {
            display: flex;
            align-items: center;
            gap: 18px;
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 18px 26px;
            box-shadow: var(--shadow);
            margin-top: 24px;
            flex-wrap: wrap;
        }
        .info-bar .info-icon {
            font-size: 26px;
            color: var(--accent);
        }
        .info-bar .info-text {
            flex: 1;
            min-width: 220px;
        }
        .info-bar .info-text strong {
            display: block;
            font-size: 16px;
        }
        .info-bar .info-text span {
            font-size: 14px;
            color: var(--text-weak);
        }

        .faq-accordion {
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: 14px;
            margin-bottom: 14px;
            overflow: hidden;
            box-shadow: 0 4px 14px rgba(26, 43, 109, 0.04);
            transition: box-shadow 0.3s ease;
        }
        .faq-item:hover {
            box-shadow: var(--shadow);
        }
        .faq-item summary {
            padding: 20px 24px;
            cursor: pointer;
            font-weight: 600;
            font-size: 16px;
            list-style: none;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 16px;
            color: var(--text);
        }
        .faq-item summary::-webkit-details-marker {
            display: none;
        }
        .faq-item summary i {
            color: var(--primary);
            transition: transform 0.3s ease;
            flex-shrink: 0;
        }
        .faq-item[open] summary i {
            transform: rotate(45deg);
        }
        .faq-item .faq-body {
            padding: 0 24px 20px;
            color: var(--text-weak);
            font-size: 15px;
            line-height: 1.7;
        }

        .cta-banner {
            background: linear-gradient(135deg, #14204a, #2e4a9e);
            border-radius: 24px;
            padding: 48px;
            color: #fff;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            position: relative;
            overflow: hidden;
        }
        .cta-banner::after {
            content: "";
            position: absolute;
            right: -50px;
            bottom: -80px;
            width: 260px;
            height: 260px;
            background: rgba(232, 166, 33, 0.15);
            border-radius: 50%;
            filter: blur(50px);
        }
        .cta-copy h2 {
            font-size: 28px;
            font-weight: 800;
            margin-bottom: 8px;
        }
        .cta-copy p {
            margin: 0;
            color: rgba(255, 255, 255, 0.8);
            font-size: 15px;
            max-width: 500px;
        }

        .site-footer {
            background: #101a36;
            color: rgba(255, 255, 255, 0.82);
            padding-top: 64px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.4fr;
            gap: 40px;
            padding-bottom: 40px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }
        .footer-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 14px;
        }
        .footer-brand .brand-icon {
            background: var(--accent);
            color: #14204a;
        }
        .footer-col h4 {
            color: #fff;
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 16px;
        }
        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-col li {
            margin-bottom: 9px;
        }
        .footer-col a {
            color: rgba(255, 255, 255, 0.68);
            font-size: 14px;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: color 0.25s ease, padding-left 0.25s ease;
        }
        .footer-col a i {
            font-size: 12px;
            color: var(--accent);
        }
        .footer-col a:hover {
            color: #fff;
            padding-left: 4px;
        }
        .footer-contact li {
            display: flex;
            gap: 8px;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.68);
            margin-bottom: 10px;
        }
        .footer-contact i {
            color: var(--accent);
            margin-top: 4px;
        }
        .footer-bottom {
            text-align: center;
            padding: 24px 0;
            color: rgba(255, 255, 255, 0.4);
            font-size: 13px;
        }
        .footer-bottom p {
            margin: 0;
        }

        @media (max-width: 1024px) {
            :root {
                --space: 72px;
            }
            .grid-cards {
                grid-template-columns: repeat(2, 1fr);
            }
            .hero-meta {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .header-nav-row .container {
                flex-direction: column;
                padding-top: 12px;
                padding-bottom: 12px;
            }
            .nav-search {
                width: 100%;
                margin-top: 8px;
            }
            .nav-search input {
                flex: 1;
                width: auto;
            }
            .main-nav {
                justify-content: center;
            }
        }

        @media (max-width: 768px) {
            .header-top .container {
                flex-direction: column;
                padding-top: 14px;
                padding-bottom: 14px;
                gap: 10px;
            }
            .header-cta-text {
                display: none;
            }
            .page-hero {
                padding: 52px 0 40px;
            }
            .page-hero h1 {
                font-size: 30px;
            }
            .page-hero p.lead {
                font-size: 16px;
            }
            .section {
                padding: 56px 0;
            }
            .section-head h2 {
                font-size: 27px;
            }
            .grid-cards {
                grid-template-columns: 1fr;
            }
            .guide-list {
                grid-template-columns: 1fr;
            }
            .countdown-block {
                padding: 30px 24px;
                flex-direction: column;
                align-items: flex-start;
            }
            .countdown-timer {
                flex-wrap: wrap;
            }
            .cta-banner {
                padding: 34px 24px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .main-nav {
                flex-wrap: nowrap;
                overflow-x: auto;
                justify-content: flex-start;
                -webkit-overflow-scrolling: touch;
                padding-bottom: 4px;
                width: 100%;
            }
            .main-nav .nav-link {
                white-space: nowrap;
                flex-shrink: 0;
            }
            .hero-meta {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 520px) {
            .hero-meta {
                grid-template-columns: 1fr;
            }
            .ticket-strip {
                flex-wrap: wrap;
            }
            .countdown-timer .time-box {
                min-width: 60px;
                padding: 10px 12px;
            }
            .countdown-timer .time-box .num {
                font-size: 22px;
            }
            .btn-lg {
                width: 100%;
            }
            .timeline {
                padding-left: 22px;
            }
            .timeline-item::before {
                left: -22px;
            }
        }

/* roulang page: category3 */
/* ===== 设计变量 ===== */
        :root {
            --primary: #1d2d50;
            --primary-dark: #13213c;
            --primary-light: #2a3e6b;
            --accent: #e2b33d;
            --accent-light: #f1c75b;
            --accent-dark: #c99a28;
            --bg: #f5f6fa;
            --bg-white: #ffffff;
            --bg-deep: #0f1a30;
            --text: #1f2a3d;
            --text-muted: #6b7a90;
            --text-light: #a7b3c7;
            --border: #e3e9f1;
            --radius: 16px;
            --radius-sm: 10px;
            --radius-lg: 24px;
            --shadow: 0 4px 24px rgba(29, 45, 80, .08);
            --shadow-lg: 0 14px 40px rgba(29, 45, 80, .12);
            --transition: .3s ease;
        }

        /* ===== 基础重置 ===== */
        *,*::before,*::after { box-sizing: border-box; }
        body {
            margin: 0;
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
            font-size: 16px;
            line-height: 1.7;
            color: var(--text);
            background: var(--bg);
            -webkit-font-smoothing: antialiased;
        }
        a { text-decoration: none; color: inherit; transition: color .2s ease, background-color .2s ease, border-color .2s ease, box-shadow .2s ease; }
        img { max-width: 100%; display: block; height: auto; }
        ul, ol, li { list-style: none; margin: 0; padding: 0; }
        button, input, select, textarea { font: inherit; color: inherit; }
        button { cursor: pointer; background: none; border: none; }
        .container { max-width: 1280px; margin: 0 auto; padding: 0 24px; }

        /* ===== 按钮 ===== */
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-weight: 600;
            font-size: 14px;
            line-height: 1;
            padding: 13px 28px;
            border-radius: 50px;
            border: 2px solid transparent;
            transition: all .3s cubic-bezier(.4, 0, .2, 1);
            letter-spacing: .3px;
            white-space: nowrap;
        }
        .btn-primary { background: var(--primary); color: #fff; }
        .btn-primary:hover { background: var(--primary-light); transform: translateY(-2px); box-shadow: 0 8px 22px rgba(29, 45, 80, .25); }
        .btn-primary:focus-visible { outline: 3px solid rgba(29, 45, 80, .35); outline-offset: 2px; }
        .btn-accent { background: var(--accent); color: var(--primary-dark); }
        .btn-accent:hover { background: var(--accent-light); transform: translateY(-2px); box-shadow: 0 8px 22px rgba(226, 179, 61, .35); }
        .btn-accent:focus-visible { outline: 3px solid rgba(226, 179, 61, .45); outline-offset: 2px; }
        .btn-outline-light { background: transparent; color: #fff; border-color: rgba(255, 255, 255, .7); }
        .btn-outline-light:hover { background: rgba(255, 255, 255, .12); border-color: #fff; transform: translateY(-2px); box-shadow: 0 8px 22px rgba(0, 0, 0, .15); }
        .btn-outline-light:focus-visible { outline: 3px solid rgba(255, 255, 255, .35); outline-offset: 2px; }
        .btn-sm { padding: 10px 20px; font-size: 13px; }

        /* ===== Header ===== */
        .site-header {
            background: #fff;
            box-shadow: 0 2px 20px rgba(29, 45, 80, .06);
            position: sticky;
            top: 0;
            z-index: 100;
        }
        .header-top {
            background: var(--primary);
            padding: 14px 0;
            color: #fff;
        }
        .header-top .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
        }
        .brand {
            display: inline-flex;
            align-items: center;
            gap: 12px;
            font-size: 20px;
            font-weight: 800;
            color: #fff;
            letter-spacing: 1px;
        }
        .brand-icon {
            width: 40px;
            height: 40px;
            border-radius: 12px;
            background: linear-gradient(135deg, var(--accent), #f5d98a);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 19px;
            font-weight: 900;
            color: var(--primary-dark);
            box-shadow: 0 4px 12px rgba(226, 179, 61, .35);
        }
        .header-actions { display: flex; align-items: center; gap: 18px; }
        .header-cta-text { font-size: 13px; opacity: .85; display: inline-flex; align-items: center; gap: 6px; }
        .header-cta-text i { color: var(--accent); }
        .header-top .btn { padding: 10px 22px; font-size: 13px; background: var(--accent); color: var(--primary-dark); }
        .header-top .btn:hover { background: var(--accent-light); }
        .header-nav-row { border-bottom: 1px solid var(--border); background: #fff; }
        .header-nav-row .container { display: flex; align-items: center; justify-content: space-between; gap: 20px; flex-wrap: wrap; }
        .main-nav { display: flex; align-items: center; gap: 4px; padding: 10px 0; overflow-x: auto; scrollbar-width: none; }
        .main-nav::-webkit-scrollbar { display: none; }
        .nav-link {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            padding: 10px 18px;
            font-size: 14px;
            font-weight: 600;
            color: var(--text);
            border-radius: 40px;
            transition: all .25s ease;
            white-space: nowrap;
        }
        .nav-link i { font-size: 13px; color: var(--text-muted); transition: color .25s ease; }
        .nav-link:hover { color: var(--primary); background: #f0f3f9; }
        .nav-link:hover i { color: var(--primary); }
        .nav-link.active { color: var(--primary-dark); background: rgba(226, 179, 61, .18); }
        .nav-link.active i { color: var(--accent-dark); }
        .nav-search { display: flex; align-items: center; background: #f0f3f9; border-radius: 40px; padding: 4px 6px 4px 16px; border: 1px solid transparent; transition: border-color .25s ease, box-shadow .25s ease; }
        .nav-search:focus-within { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(226, 179, 61, .15); }
        .nav-search input { border: none; background: transparent; padding: 8px 0; font-size: 14px; width: 180px; outline: none; color: var(--text); }
        .nav-search input::placeholder { color: var(--text-light); }
        .nav-search button { background: var(--primary); color: #fff; width: 34px; height: 34px; border-radius: 50%; display: inline-flex; align-items: center; justify-content: center; transition: background .25s ease; flex-shrink: 0; }
        .nav-search button:hover { background: var(--accent); color: var(--primary-dark); }

        /* ===== Hero ===== */
        .page-hero {
            position: relative;
            background-size: cover;
            background-position: center;
            min-height: 480px;
            display: flex;
            align-items: center;
            padding: 80px 0;
        }
        .page-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(112deg, rgba(15, 26, 48, .94) 0%, rgba(29, 45, 80, .82) 46%, rgba(29, 45, 80, .45) 100%);
        }
        .hero-content { position: relative; z-index: 2; max-width: 680px; color: #fff; }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(226, 179, 61, .2);
            border: 1px solid rgba(226, 179, 61, .4);
            color: var(--accent-light);
            font-size: 13px;
            font-weight: 700;
            padding: 9px 20px;
            border-radius: 40px;
            letter-spacing: .5px;
            margin-bottom: 24px;
        }
        .hero-badge i { font-size: 14px; }
        .hero-content h1 {
            font-size: clamp(32px, 4.6vw, 48px);
            line-height: 1.2;
            font-weight: 800;
            margin: 0 0 18px;
            letter-spacing: 1px;
        }
        .hero-content h1 span { color: var(--accent-light); }
        .hero-content p {
            font-size: 17px;
            line-height: 1.8;
            opacity: .88;
            color: #e8ecf4;
            margin-bottom: 32px;
            max-width: 560px;
        }
        .hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }

        /* ===== 通知条 ===== */
        .notice-bar {
            background: linear-gradient(90deg, var(--primary-dark), #1f3460);
            padding: 16px 0;
            color: #fff;
            border-top: 1px solid rgba(255, 255, 255, .08);
            border-bottom: 1px solid rgba(255, 255, 255, .08);
        }
        .notice-bar .container { display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap; }
        .notice-text { display: flex; align-items: center; gap: 12px; font-size: 15px; }
        .notice-text i { color: var(--accent); font-size: 18px; }
        .countdown { display: flex; align-items: center; gap: 6px; font-size: 14px; }
        .countdown-item {
            background: rgba(255, 255, 255, .12);
            border-radius: 10px;
            padding: 6px 10px;
            font-weight: 800;
            font-size: 16px;
            min-width: 40px;
            text-align: center;
            line-height: 1.2;
        }
        .countdown-item small { display: block; font-size: 10px; font-weight: 500; opacity: .7; }
        .countdown-sep { font-weight: 700; opacity: .5; }

        /* ===== 通用 Section ===== */
        .section { padding: 80px 0; }
        .section-alt { background: var(--bg-white); }
        .section-head { text-align: center; max-width: 680px; margin: 0 auto 52px; }
        .section-head .section-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            font-weight: 700;
            color: var(--accent-dark);
            background: rgba(226, 179, 61, .12);
            padding: 7px 18px;
            border-radius: 40px;
            letter-spacing: 1px;
            margin-bottom: 16px;
        }
        .section-head h2 { font-size: clamp(26px, 3.4vw, 36px); font-weight: 800; color: var(--text); margin: 0 0 12px; line-height: 1.25; }
        .section-head p { font-size: 16px; color: var(--text-muted); line-height: 1.7; margin: 0; }

        /* ===== 活动卡片 ===== */
        .event-card {
            background: #fff;
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow);
            transition: all .4s cubic-bezier(.4, 0, .2, 1);
            position: relative;
            height: 100%;
            display: flex;
            flex-direction: column;
            border: 1px solid var(--border);
        }
        .event-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-lg); border-color: rgba(226, 179, 61, .4); }
        .event-card-media { position: relative; height: 200px; overflow: hidden; }
        .event-card-media img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }
        .event-card:hover .event-card-media img { transform: scale(1.06); }
        .event-card-media::after { content: ''; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 50%, rgba(15, 26, 48, .35)); }
        .event-card-tag {
            position: absolute;
            top: 16px;
            left: 16px;
            z-index: 2;
            background: var(--accent);
            color: var(--primary-dark);
            font-size: 12px;
            font-weight: 800;
            padding: 5px 14px;
            border-radius: 30px;
            letter-spacing: .5px;
        }
        .event-card-status {
            position: absolute;
            top: 16px;
            right: 16px;
            z-index: 2;
            background: rgba(15, 26, 48, .75);
            color: #fff;
            font-size: 11px;
            font-weight: 600;
            padding: 5px 12px;
            border-radius: 30px;
            backdrop-filter: blur(4px);
            display: inline-flex;
            align-items: center;
            gap: 5px;
        }
        .event-card-status .dot { width: 6px; height: 6px; border-radius: 50%; display: inline-block; }
        .event-card-status.live .dot { background: #4cd964; box-shadow: 0 0 6px #4cd964; }
        .event-card-status.upcoming .dot { background: var(--accent); box-shadow: 0 0 6px var(--accent); }
        .event-card-body { padding: 24px; display: flex; flex-direction: column; flex: 1; }
        .event-card-body h3 { font-size: 18px; font-weight: 700; margin: 0 0 10px; color: var(--text); line-height: 1.4; }
        .event-card-body p { font-size: 14px; color: var(--text-muted); line-height: 1.65; margin: 0 0 18px; flex: 1; }
        .event-card-meta { display: flex; align-items: center; gap: 10px; font-size: 13px; color: var(--text-muted); padding-top: 14px; border-top: 1px solid var(--border); margin-top: auto; }
        .event-card-meta i { color: var(--accent); font-size: 14px; }
        .event-card-btn { display: inline-flex; align-items: center; gap: 6px; font-size: 13px; font-weight: 600; color: var(--primary); margin-top: 14px; transition: gap .25s ease, color .25s ease; }
        .event-card-btn:hover { color: var(--accent-dark); gap: 10px; }

        /* ===== 热门优惠排行 ===== */
        .offer-list-item {
            display: flex;
            align-items: center;
            gap: 24px;
            background: #fff;
            border-radius: var(--radius);
            padding: 24px 28px;
            border: 1px solid var(--border);
            box-shadow: var(--shadow);
            transition: all .35s ease;
            margin-bottom: 16px;
        }
        .offer-list-item:hover { transform: translateX(6px); box-shadow: var(--shadow-lg); border-color: rgba(226, 179, 61, .45); }
        .offer-rank {
            font-size: 38px;
            font-weight: 900;
            color: rgba(29, 45, 80, .12);
            line-height: 1;
            min-width: 60px;
            text-align: center;
            letter-spacing: -2px;
        }
        .offer-icon {
            width: 58px;
            height: 58px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--accent), var(--accent-light));
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: var(--primary-dark);
            font-size: 22px;
            flex-shrink: 0;
            box-shadow: 0 6px 16px rgba(226, 179, 61, .3);
        }
        .offer-info { flex: 1; min-width: 0; }
        .offer-info h3 { font-size: 17px; font-weight: 700; margin: 0 0 4px; color: var(--text); }
        .offer-info p { font-size: 14px; color: var(--text-muted); margin: 0; }
        .offer-tag {
            font-size: 12px;
            font-weight: 700;
            color: var(--accent-dark);
            background: rgba(226, 179, 61, .12);
            padding: 4px 12px;
            border-radius: 30px;
            white-space: nowrap;
        }
        .offer-rate {
            text-align: right;
            min-width: 80px;
        }
        .offer-rate strong { font-size: 22px; font-weight: 800; color: var(--primary); display: block; line-height: 1.2; }
        .offer-rate span { font-size: 12px; color: var(--text-muted); }

        /* ===== 时间线 ===== */
        .timeline-wrap { position: relative; max-width: 720px; margin: 0 auto; padding-left: 40px; }
        .timeline-wrap::before {
            content: '';
            position: absolute;
            left: 16px;
            top: 0;
            bottom: 0;
            width: 2px;
            background: linear-gradient(180deg, var(--accent), rgba(226, 179, 61, .15));
        }
        .timeline-item { position: relative; padding-bottom: 40px; padding-left: 20px; }
        .timeline-item:last-child { padding-bottom: 0; }
        .timeline-item::before {
            content: '';
            position: absolute;
            left: -33px;
            top: 4px;
            width: 14px;
            height: 14px;
            border-radius: 50%;
            background: var(--accent);
            border: 3px solid #fff;
            box-shadow: 0 0 0 3px rgba(226, 179, 61, .3);
        }
        .timeline-date {
            font-size: 13px;
            font-weight: 700;
            color: var(--accent-dark);
            background: rgba(226, 179, 61, .1);
            display: inline-block;
            padding: 3px 12px;
            border-radius: 30px;
            margin-bottom: 10px;
            letter-spacing: .5px;
        }
        .timeline-item h3 { font-size: 18px; font-weight: 700; margin: 0 0 6px; color: var(--text); }
        .timeline-item p { font-size: 14px; color: var(--text-muted); line-height: 1.6; margin: 0; }

        /* ===== 会员权益 ===== */
        .benefit-card {
            background: #fff;
            border-radius: var(--radius);
            padding: 36px 28px;
            text-align: center;
            border: 1px solid var(--border);
            box-shadow: var(--shadow);
            transition: all .35s ease;
            height: 100%;
        }
        .benefit-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: rgba(226, 179, 61, .4); }
        .benefit-icon {
            width: 68px;
            height: 68px;
            border-radius: 20px;
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 26px;
            margin-bottom: 20px;
            box-shadow: 0 8px 20px rgba(29, 45, 80, .2);
        }
        .benefit-card h3 { font-size: 18px; font-weight: 700; margin: 0 0 10px; color: var(--text); }
        .benefit-card p { font-size: 14px; color: var(--text-muted); line-height: 1.65; margin: 0; }

        /* ===== FAQ ===== */
        .faq-section { background: var(--bg); }
        .accordion-wrap { max-width: 820px; margin: 0 auto; }
        .accordion {
            background: #fff;
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            overflow: hidden;
            border: 1px solid var(--border);
        }
        .accordion-item { border-bottom: 1px solid var(--border); }
        .accordion-item:last-child { border-bottom: none; }
        .accordion-title {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 20px 26px;
            font-size: 16px;
            font-weight: 600;
            color: var(--text);
            transition: all .3s ease;
            position: relative;
        }
        .accordion-title::after {
            content: '\f078';
            font-family: "Font Awesome 6 Free";
            font-weight: 900;
            font-size: 13px;
            color: var(--text-muted);
            transition: transform .3s ease;
        }
        .accordion-title:hover { color: var(--primary); background: #f8fafc; }
        .accordion-item.is-active > .accordion-title::after { transform: rotate(180deg); }
        .accordion-content { padding: 0 26px 22px; font-size: 15px; color: var(--text-muted); line-height: 1.75; display: none; }
        .accordion-item.is-active .accordion-content { display: block; }

        /* ===== CTA ===== */
        .cta-section {
            position: relative;
            background-size: cover;
            background-position: center;
            padding: 90px 0;
            text-align: center;
        }
        .cta-section::before { content: ''; position: absolute; inset: 0; background: linear-gradient(135deg, rgba(15, 26, 48, .94), rgba(29, 45, 80, .82)); }
        .cta-inner { position: relative; z-index: 2; max-width: 640px; margin: 0 auto; color: #fff; }
        .cta-inner h2 { font-size: clamp(26px, 3.4vw, 38px); font-weight: 800; margin: 0 0 16px; line-height: 1.2; }
        .cta-inner p { font-size: 16px; line-height: 1.7; opacity: .85; margin-bottom: 32px; }
        .cta-actions { display: flex; justify-content: center; gap: 14px; flex-wrap: wrap; }

        /* ===== Footer ===== */
        .site-footer { background: var(--bg-deep); color: var(--text-light); padding-top: 70px; }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
            gap: 40px;
            padding-bottom: 48px;
            border-bottom: 1px solid rgba(255, 255, 255, .08);
        }
        .footer-brand { display: flex; align-items: center; gap: 12px; margin-bottom: 18px; }
        .footer-brand .brand-icon { width: 38px; height: 38px; font-size: 17px; }
        .footer-brand span { font-size: 19px; font-weight: 800; color: #fff; }
        .footer-col p { font-size: 14px; line-height: 1.7; color: var(--text-light); margin: 0; }
        .footer-col h4 { font-size: 15px; font-weight: 700; color: #fff; margin: 0 0 18px; letter-spacing: .5px; position: relative; padding-bottom: 10px; }
        .footer-col h4::after { content: ''; position: absolute; left: 0; bottom: 0; width: 28px; height: 2px; background: var(--accent); border-radius: 2px; }
        .footer-col ul li { margin-bottom: 10px; }
        .footer-col ul li a { font-size: 14px; color: var(--text-light); display: inline-flex; align-items: center; gap: 6px; transition: all .25s ease; }
        .footer-col ul li a i { font-size: 12px; color: var(--accent); }
        .footer-col ul li a:hover { color: var(--accent-light); padding-left: 4px; }
        .footer-contact li { font-size: 14px; color: var(--text-light); display: flex; align-items: flex-start; gap: 10px; }
        .footer-contact li i { color: var(--accent); margin-top: 4px; }
        .footer-bottom { padding: 22px 0; text-align: center; }
        .footer-bottom p { font-size: 13px; color: rgba(167, 179, 199, .6); margin: 0; }

        /* ===== 响应式 ===== */
        @media screen and (max-width: 1024px) {
            .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
            .event-card-media { height: 180px; }
        }
        @media screen and (max-width: 768px) {
            .section { padding: 60px 0; }
            .header-top { padding: 12px 0; }
            .header-cta-text { display: none; }
            .header-nav-row .container { flex-direction: column; align-items: stretch; }
            .main-nav { padding: 8px 0 4px; }
            .nav-search { margin-bottom: 10px; }
            .nav-search input { width: 100%; }
            .page-hero { min-height: 430px; padding: 60px 0; }
            .hero-content h1 { font-size: 32px; }
            .hero-content p { font-size: 15px; }
            .countdown { flex-wrap: wrap; }
            .notice-bar .container { flex-direction: column; align-items: flex-start; }
            .offer-list-item { flex-wrap: wrap; gap: 16px; padding: 20px; }
            .offer-rank { display: none; }
            .offer-rate { min-width: auto; text-align: left; }
            .timeline-wrap { padding-left: 30px; }
            .timeline-item::before { left: -26px; }
        }
        @media screen and (max-width: 520px) {
            .container { padding: 0 18px; }
            .section { padding: 48px 0; }
            .brand { font-size: 17px; }
            .brand-icon { width: 34px; height: 34px; font-size: 15px; }
            .btn { padding: 12px 22px; font-size: 13px; }
            .page-hero { min-height: 380px; padding: 48px 0; }
            .hero-content h1 { font-size: 27px; }
            .hero-actions .btn { width: 100%; justify-content: center; }
            .footer-grid { grid-template-columns: 1fr; grid-gap: 30px; }
            .event-card-body h3 { font-size: 16px; }
            .accordion-title { padding: 17px 20px; font-size: 15px; }
            .accordion-content { padding: 0 20px 18px; font-size: 14px; }
        }