/* ============================================
   iThenticate 查重站 · 浅色专业版
   舒适阅读 · 清晰层级 · 实用导向
   ============================================ */
:root {
    --bg: #f5f6f8;
    --bg-card: #ffffff;
    --bg-hero: #f0f4f8;
    --primary: #1a6b7a;
    --primary-hover: #145c6a;
    --text: #1a202c;
    --text-muted: #5a6578;
    --border: #e2e6eb;
    --radius: 10px;
    --radius-lg: 14px;
    --space-xs: 6px;
    --space-sm: 12px;
    --space-md: 20px;
    --space-lg: 32px;
    --space-xl: 48px;
    --space-2xl: 64px;
    --shadow: 0 1px 3px rgba(0,0,0,0.06);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.06);
}

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

body {
    margin: 0;
    font-family: "PingFang SC", "Microsoft YaHei", -apple-system, BlinkMacSystemFont, sans-serif;
    font-size: 17px;
    line-height: 1.65;
    color: var(--text);
    background: var(--bg);
}

a {
    color: var(--primary);
    text-decoration: none;
}
a:hover { text-decoration: underline; }

.container {
    max-width: 1080px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

/* ---------- 顶栏 ---------- */
.site-header {
    background: var(--bg-card);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 52px;
    padding: 8px 0;
}

.logo {
    flex-shrink: 0;
    line-height: 1;
}
.logo a {
    display: inline-flex;
    align-items: center;
    text-decoration: none;
}
.logo a:hover {
    text-decoration: none;
    opacity: 0.9;
}
/* logo 设上限，避免占半屏，顶栏内适中显示 */
.logo-img {
    display: block;
    height: auto;
    max-height: 44px;
    width: auto;
    max-width: 280px;
    object-fit: contain;
    vertical-align: middle;
}
.logo-text {
    font-weight: 700;
    font-size: 23px;
    color: #0d5c6a;
    white-space: nowrap;
    display: inline-flex;
    align-items: center;
    line-height: 1;
}
.logo-check {
    display: inline-flex;
    align-items: center;
    margin-right: 8px;
    color: #0d5c6a;
}
.logo-check svg {
    width: 1.1em;
    height: 1.1em;
}
.logo a:hover .logo-text {
    color: var(--primary-hover);
}

.main-nav ul {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    gap: 2px;
    flex-wrap: nowrap;
}
.main-nav li {
    flex-shrink: 0;
}

.main-nav a {
    display: inline-block;
    padding: 8px 14px;
    font-size: 15px;
    color: var(--text);
    border-radius: var(--radius);
    white-space: nowrap;
}
.main-nav a:hover {
    background: var(--bg);
    color: var(--primary);
    text-decoration: none;
}
/* 仅顶栏直接链接高亮，不影响下拉菜单内的链接 */
.main-nav li.active > a {
    background: rgba(26, 107, 122, 0.08);
    color: var(--primary);
    font-weight: 600;
}

/* ---------- 顶栏下拉（提交检测） ---------- */
.nav-dropdown { position: relative; }
.nav-dropdown-toggle::after {
    content: "▾";
    margin-left: 6px;
    font-size: 13px;
    color: var(--text-muted);
}
.nav-dropdown::after{
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    top: 100%;
    height: 12px; /* 鼠标从按钮到菜单的缓冲区，避免过快隐藏 */
}
.nav-dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 180px;
    background: #ffffff !important;
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    padding: 8px;
    display: none;
    z-index: 200;
    margin-top: 8px;
}
.nav-dropdown-menu a {
    display: block;
    padding: 10px 12px;
    border-radius: var(--radius);
    color: var(--text);
    font-size: 15px;
    background: transparent;
}
.nav-dropdown-menu a:hover {
    background: rgba(26, 107, 122, 0.08);
    color: var(--primary);
    text-decoration: none;
}
.nav-dropdown:hover .nav-dropdown-menu { display: block; }
.nav-dropdown:hover .nav-dropdown-toggle::after { color: var(--primary); }
.nav-dropdown:focus-within .nav-dropdown-menu { display: block; }
.nav-dropdown:focus-within .nav-dropdown-toggle::after { color: var(--primary); }

.header-actions {
    display: flex;
    gap: var(--space-sm);
    flex-shrink: 0;
}
.header-actions .btn,
.header-actions a.btn {
    white-space: nowrap;
}

/* ---------- 按钮 ---------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 10px 20px;
    border-radius: var(--radius);
    font-size: 15px;
    font-weight: 600;
    border: none;
    cursor: pointer;
    text-decoration: none;
    transition: background 0.2s, border-color 0.2s;
}
.btn-primary {
    background: var(--primary);
    color: #fff;
}
.btn-primary:hover {
    background: var(--primary-hover);
    color: #fff;
    text-decoration: none;
}
.btn-outline {
    background: var(--bg-card);
    color: var(--text);
    border: 1px solid var(--border);
}
.btn-outline:hover {
    border-color: var(--primary);
    color: var(--primary);
    text-decoration: none;
}
.btn-secondary {
    background: #e8f4f6;
    color: var(--primary);
    border: 1px solid #c5e3e8;
}
.btn-secondary:hover {
    background: #d4edf0;
    color: var(--primary);
    text-decoration: none;
}

/* ---------- 首屏 ---------- */
.hero {
    background: var(--bg-hero);
    padding: var(--space-2xl) 0;
    border-bottom: 1px solid var(--border);
}

.hero-inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-xl);
    align-items: center;
}

.hero-text h1 {
    font-size: 1.95rem;
    font-weight: 700;
    margin: 0 0 var(--space-sm);
    line-height: 1.3;
    color: var(--text);
}

.hero-tagline {
    font-size: 16px;
    font-weight: 600;
    color: var(--primary);
    margin: 0 0 var(--space-sm);
}

.hero-text > p {
    font-size: 16px;
    color: var(--text-muted);
    margin: 0 0 var(--space-md);
    line-height: 1.6;
}

.hero-highlights {
    margin: 0 0 var(--space-lg);
    padding: 0;
    list-style: none;
}
.hero-highlights li {
    position: relative;
    padding-left: 20px;
    margin-bottom: 8px;
    font-size: 15px;
    color: var(--text);
}
.hero-highlights li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 8px;
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background: var(--primary);
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
}

/* ---------- 首屏 5 入口按钮（仅名称 + 底色） ---------- */
.hero-btns {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
    margin-top: var(--space-md);
}
.hero-btn {
    padding: 13px 18px;
    text-align: center;
    font-size: 15px;
    font-weight: 600;
    color: #fff;
    border: none;
    border-radius: var(--radius);
    text-decoration: none;
    transition: opacity 0.2s, transform 0.15s;
}
.hero-btn:hover {
    opacity: 0.92;
    transform: translateY(-1px);
    color: #fff;
    text-decoration: none;
}
.hero-btn--query {
    grid-column: 1 / -1;
}
/* 第一行：蓝系深浅 */
/* 改为跟主题色（--primary）同色系：青蓝（teal）深浅 */
.hero-btn--crossref { background: #145c6a; }   /* 深：接近 --primary-hover */
.hero-btn--ithai    { background: #1a6b7a; }   /* 中：主题色 */
/* 第二行：同色系更亮一档（便于区分） */
.hero-btn--turnitin { background: #1f7b8b; }   /* 深亮 */
.hero-btn--turnitinai { background: #2a8fa2; } /* 更亮 */
/* 第三行：同色系偏中性（查询） */
.hero-btn--query    { background: #2f5f68; }
@media (max-width: 640px) {
    .hero-btns { grid-template-columns: 1fr; }
    .hero-btn--query { grid-column: 1; }
}

.hero-visual {
    text-align: center;
}
.hero-visual img {
    max-width: 100%;
    height: auto;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}
.hero-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    box-shadow: var(--shadow);
}
.hero-card-badge {
    display: inline-block;
    padding: 5px 12px;
    border-radius: 6px;
    background: rgba(26, 107, 122, 0.1);
    color: var(--primary);
    font-size: 13px;
    font-weight: 600;
    margin-bottom: var(--space-sm);
}
.hero-card-score {
    font-size: 40px;
    font-weight: 700;
    color: var(--primary);
}
.hero-card-desc {
    font-size: 15px;
    color: var(--text-muted);
    margin-top: 8px;
}

/* ---------- 区块 ---------- */
.section {
    padding: var(--space-2xl) 0;
}

.section-alt {
    background: var(--bg-card);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

/* 区块标题：图标 + 文字，居中对称 */
.section-header {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-md);
    flex-wrap: wrap;
}
.section-header .section-icon {
    flex-shrink: 0;
    color: var(--primary);
    width: 40px !important;
    height: 40px !important;
}
.section-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0;
    text-align: center;
    color: var(--text);
}

.section-desc {
    text-align: center;
    font-size: 16px;
    color: var(--text-muted);
    max-width: 560px;
    margin: 0 auto var(--space-lg);
    line-height: 1.65;
}

.section-intro {
    text-align: center;
    max-width: 680px;
    margin: 0 auto var(--space-lg);
    font-size: 16px;
    color: var(--text-muted);
    line-height: 1.7;
}

/* 首页：统一与“原创性检测”相同宽度 */
.home-page .section-desc {
    max-width: 760px;
}

.home-page .section-intro {
    max-width: 900px;
}

.home-page .quotes-row {
    max-width: 680px;
}

.home-page .quote-block {
    max-width: 680px;
}

/* ---------- 图文块 ---------- */
.block-with-img,
.media-block {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-xl);
    align-items: center;
    margin: var(--space-lg) 0;
}
.block-with-img img,
.media-block img {
    width: 100%;
    height: auto;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}
.block-with-img.invert,
.media-block.reverse {
    direction: rtl;
}
.block-with-img.invert > *,
.media-block.reverse > * {
    direction: ltr;
}
.media-block .content { padding: 0; }

.database-placeholder {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-sm);
}
.database-placeholder .stat-item { padding: var(--space-md); }
.database-placeholder .num { font-size: 1.25rem; }
.database-placeholder .label { font-size: 12px; }

/* ---------- 内页 ---------- */
.page-title {
    font-size: 1.75rem;
    font-weight: 700;
    margin: 0 0 var(--space-xs);
    color: var(--text);
}

.page-subtitle {
    font-size: 15px;
    color: var(--text-muted);
    margin: 0 0 var(--space-md);
}
.page-unit-price {
    font-size: 14px;
    color: var(--text);
    margin: 0 0 var(--space-lg);
    font-weight: 600;
}

.section-head {
    margin-bottom: var(--space-lg);
}
.section-head h2 {
    font-size: 1.25rem;
    margin: 0 0 var(--space-sm);
    color: var(--text);
}
.section-head p {
    font-size: 15px;
    color: var(--text-muted);
    margin: 0 0 8px;
    line-height: 1.65;
}

.about-contact-block {
    margin-top: 4px;
    width: 100%;
}

/* 联系方式：每条独占一行，标签与内容两列对齐 */
.contact-line {
    display: grid;
    grid-template-columns: minmax(6.5rem, max-content) minmax(0, 1fr);
    column-gap: 0.75rem;
    align-items: baseline;
    width: 100%;
    margin: 0 0 8px;
    font-size: 15px;
    line-height: 1.55;
}

.contact-line:last-child {
    margin-bottom: 0;
}

.contact-label {
    margin: 0;
    white-space: nowrap;
    font-weight: 500;
    color: var(--text);
}

.contact-label::after {
    content: "：";
}

.contact-value {
    min-width: 0;
    word-break: break-all;
    color: var(--text-muted);
}

.contact-value a {
    color: var(--primary);
    word-break: break-all;
}

.contact-value a:hover {
    text-decoration: underline;
}

.about-contact-block .contact-label {
    color: var(--text);
}

/* ---------- 系统介绍页 ---------- */
.section--system { padding: var(--space-xl) 0 var(--space-2xl); }

.system-page-header {
    text-align: center;
    margin-bottom: var(--space-xl);
    padding-bottom: var(--space-lg);
    border-bottom: 1px solid var(--border);
}
.system-page-icon {
    display: block;
    margin-bottom: var(--space-sm);
    color: var(--primary);
}
.system-page-icon .section-icon {
    width: 44px !important;
    height: 44px !important;
    margin: 0 auto;
}
.system-page-title {
    font-size: 1.85rem;
    font-weight: 700;
    margin: 0 0 var(--space-sm);
    color: var(--text);
}
.system-page-desc {
    font-size: 16px;
    color: var(--text-muted);
    margin: 0;
    line-height: 1.65;
    max-width: 560px;
    margin-left: auto;
    margin-right: auto;
}

.system-section {
    margin-bottom: var(--space-xl);
}
.system-section:last-of-type { margin-bottom: 0; }
.system-section--alt {
    padding: var(--space-lg) var(--space-md);
    margin-left: calc(-1 * var(--space-md));
    margin-right: calc(-1 * var(--space-md));
    margin-bottom: var(--space-xl);
    background: var(--bg);
    border-radius: var(--radius-lg);
}
.system-section-header {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-md);
}
.system-section-header .section-icon {
    flex-shrink: 0;
    color: var(--primary);
    width: 36px !important;
    height: 36px !important;
}
.system-section-header h2 {
    font-size: 1.3rem;
    font-weight: 700;
    margin: 0;
    color: var(--text);
}
.system-section-body p {
    font-size: 16px;
    color: var(--text-muted);
    margin: 0 0 var(--space-md);
    line-height: 1.75;
}
.system-section-body p:last-child { margin-bottom: 0; }

.system-list {
    margin: var(--space-sm) 0 0;
    padding-left: 1.35rem;
    font-size: 16px;
    line-height: 1.8;
    color: var(--text-muted);
}
.system-list li { margin-bottom: 8px; }
.system-list li:last-child { margin-bottom: 0; }
.system-list strong { color: var(--text); }

.system-database-block {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-xl);
    align-items: start;
    margin-bottom: var(--space-xl);
}
.system-database-visual img {
    width: 100%;
    height: auto;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}
.system-database-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-md);
}
.system-database-stats .stat-item {
    text-align: center;
}
.system-database-detail p {
    margin: 0 0 var(--space-sm);
    font-size: 16px;
    line-height: 1.7;
    color: var(--text-muted);
}
.system-cards {
    display: grid;
    gap: var(--space-md);
    margin-bottom: var(--space-xl);
}
.system-cards--3 {
    grid-template-columns: repeat(3, 1fr);
}
.system-feature-card {
    padding: var(--space-lg);
}
@media (max-width: 900px) {
    .system-database-block { grid-template-columns: 1fr; }
    .system-database-stats { grid-template-columns: 1fr; }
    .system-cards--3 { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
    .system-section--alt {
        margin-left: 0;
        margin-right: 0;
        padding: var(--space-md);
    }
    .system-page-title { font-size: 1.5rem; }
}

/* ---------- 卡片网格 ---------- */
.feature-grid,
.service-grid,
.step-grid,
.news-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-md);
}

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

.feature-card,
.service-card,
.step-item,
.news-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    box-shadow: var(--shadow);
}
.feature-card:hover,
.service-card:hover,
.step-item:hover,
.news-card:hover {
    border-color: rgba(26, 107, 122, 0.35);
    box-shadow: var(--shadow-md);
}

.feature-card-icon {
    display: block;
    margin-bottom: var(--space-sm);
    color: var(--primary);
}
.feature-card-icon .home-icon {
    width: 32px;
    height: 32px;
    display: inline-block;
}
.feature-card-links {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
    margin-top: var(--space-sm);
}
.feature-card-links .link-more { margin-top: 0; }

.quotes-row {
    max-width: 680px;
    margin: 0 auto;
}
.feature-card h3,
.service-card h3,
.step-item h3,
.news-card h3 {
    font-size: 1.15rem;
    font-weight: 700;
    margin: 0 0 8px;
    color: var(--text);
}

.feature-card p,
.service-card p,
.step-item p,
.news-card p {
    font-size: 15px;
    color: var(--text-muted);
    margin: 0;
    line-height: 1.65;
}

.news-meta {
    font-size: 14px !important;
    color: var(--primary) !important;
    margin-bottom: 6px !important;
}

.link-more {
    display: inline-block;
    margin-top: 10px;
    font-size: 15px;
    font-weight: 500;
}

/* ---------- 数据统计 ---------- */
.stats-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: var(--space-md);
    margin: var(--space-lg) 0;
}

.stat-item {
    text-align: center;
    padding: var(--space-lg) var(--space-md);
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
}
.stat-item:hover {
    border-color: rgba(26, 107, 122, 0.3);
}

.stat-item .num {
    display: block;
    font-size: 2.05rem;
    font-weight: 700;
    color: var(--primary);
    line-height: 1.2;
}

.stat-item .label {
    font-size: 14px;
    color: var(--text-muted);
    margin-top: 8px;
    line-height: 1.45;
}
.stat-item-icon {
    display: block;
    margin-bottom: var(--space-sm);
    color: var(--primary);
}
.stat-item-icon .home-icon {
    width: 32px;
    height: 32px;
    display: inline-block;
    vertical-align: middle;
}
.stats-row--2 { grid-template-columns: repeat(2, 1fr); }
.stats-row--3 { grid-template-columns: repeat(3, 1fr); }
@media (max-width: 768px) {
    .stats-row--2,
    .stats-row--3 { grid-template-columns: 1fr; }
}

/* ---------- 引用 ---------- */
.quote-block {
    max-width: 680px;
    margin: var(--space-lg) auto;
    padding: var(--space-lg) var(--space-md);
    background: var(--bg);
    border-left: 4px solid var(--primary);
    border-radius: 0 var(--radius) var(--radius) 0;
}
.quote-block p {
    margin: 0 0 10px;
    font-size: 16px;
    line-height: 1.7;
    color: var(--text);
}
.quote-block cite {
    font-size: 15px;
    color: var(--text-muted);
    font-style: normal;
}

/* ---------- 用户类型 ---------- */
.audience-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-sm);
}

.audience-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-xs);
    padding: var(--space-md);
    text-align: center;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    font-size: 14px;
    font-weight: 500;
    color: var(--text);
}
.audience-item-icon {
    color: var(--primary);
}
.audience-item-icon .home-icon {
    width: 28px;
    height: 28px;
    display: block;
}
.audience-item {
    font-size: 15px;
}
.audience-item:hover {
    border-color: var(--primary);
    color: var(--primary);
}
.audience-item:hover .audience-item-icon { color: var(--primary); }

/* ---------- 入口卡片 ---------- */
.entry-cards {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-md);
}

.entry-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: var(--space-lg) var(--space-md);
    background: var(--bg-card);
    border: 2px solid var(--border);
    border-radius: var(--radius-lg);
    text-align: center;
    transition: border-color 0.2s, box-shadow 0.2s;
}
.entry-card:hover {
    border-color: var(--primary);
    box-shadow: var(--shadow-md);
    text-decoration: none;
}
.entry-card-icon {
    display: block;
    margin-bottom: var(--space-sm);
    color: var(--primary);
}
.entry-card-icon .home-icon {
    width: 32px;
    height: 32px;
    display: inline-block;
}
.entry-card h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin: 0 0 8px;
    color: var(--primary);
    line-height: 1.3;
}
.entry-card-desc {
    font-size: 15px;
    color: var(--text-muted);
    margin: 0 0 var(--space-md);
    min-height: 2.8em;
    display: flex;
    align-items: center;
    justify-content: center;
    line-height: 1.5;
    flex: 1;
}
.entry-card.active {
    border-color: var(--primary);
    background: rgba(26, 107, 122, 0.06);
}
.entry-cards-5 {
    grid-template-columns: repeat(5, 1fr);
}
@media (max-width: 900px) {
    .entry-cards-5 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 480px) {
    .entry-cards-5 { grid-template-columns: 1fr; }
}

.report-entries {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-md);
}
.report-entry {
    padding: var(--space-lg);
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    text-align: center;
}
.report-entry h3 { margin: 0 0 8px; font-size: 1.05rem; }
.report-entry p { margin: 0 0 var(--space-md); font-size: 14px; color: var(--text-muted); }
.report-entries-5 { grid-template-columns: repeat(5, 1fr); }
@media (max-width: 900px) {
    .report-entries-5 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 480px) {
    .report-entries-5 { grid-template-columns: 1fr; }
}

/* ---------- 结果查询 / 报告下载 ---------- */
.section--report {
    padding: var(--space-lg) 0 var(--space-2xl);
    background: linear-gradient(180deg, #eef4f6 0%, var(--bg) 240px);
}

.container--report {
    max-width: 1180px;
}

.report-page-hero {
    margin-bottom: var(--space-lg);
}

.report-page-hero__title {
    margin: 0 0 var(--space-sm);
    font-size: clamp(1.35rem, 2.2vw, 1.75rem);
    font-weight: 700;
    color: var(--text);
    letter-spacing: 0.02em;
    line-height: 1.3;
}

.report-page-hero__lead {
    margin: 0 0 var(--space-md);
    font-size: 16px;
    line-height: 1.7;
    color: var(--text-muted);
    max-width: 46rem;
}

.report-query-form__hint {
    margin-top: 10px;
    margin-bottom: 0;
}

.report-query-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    overflow: hidden;
    margin-bottom: var(--space-xl);
}

.report-query-card__head {
    padding: var(--space-md) var(--space-lg);
    border-bottom: 1px solid var(--border);
    background: linear-gradient(180deg, #fafcfd 0%, var(--bg-card) 100%);
}

.report-query-card__title {
    margin: 0 0 6px;
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text);
}

.report-query-card__subtitle {
    margin: 0;
    font-size: 14px;
    line-height: 1.65;
    color: var(--text-muted);
}

.report-query-card__body {
    padding: var(--space-lg);
}

.report-query-card__loading {
    padding: var(--space-xl);
    text-align: center;
    font-size: 15px;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

.report-query-form__row {
    margin-bottom: var(--space-md);
}

.report-query-form__label {
    display: block;
    font-size: 14px;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 8px;
}

.report-query-form__controls {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    align-items: stretch;
}

.report-query-form__input {
    flex: 1;
    min-width: 200px;
    padding: 12px 14px;
    font-size: 16px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--bg-card);
    color: var(--text);
    transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.report-query-form__input:focus {
    outline: none;
    border-color: rgba(26, 107, 122, 0.45);
    box-shadow: 0 0 0 3px rgba(26, 107, 122, 0.1);
}

.report-query-form__input::placeholder {
    color: #94a3b8;
}

.report-query-form__submit {
    padding-left: 22px;
    padding-right: 22px;
    white-space: nowrap;
}

.report-table-panel {
    margin-top: var(--space-sm);
}

.report-table-scroll {
    overflow-x: auto;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--bg-card);
}

.report-table {
    width: 100%;
    min-width: 920px;
    border-collapse: collapse;
    font-size: 14px;
    table-layout: fixed;
}

.report-table thead th {
    text-align: left;
    padding: 12px 14px;
    font-size: 12px;
    font-weight: 700;
    text-transform: none;
    letter-spacing: 0.02em;
    color: var(--text-muted);
    background: #f4f7f9;
    border-bottom: 1px solid var(--border);
    white-space: nowrap;
}

.report-table tbody td {
    padding: 14px;
    vertical-align: middle;
    border-bottom: 1px solid var(--border);
    color: var(--text);
    line-height: 1.5;
}

/* 长英文题目换行，把横向空间让给「操作」列 */
.report-table thead th:first-child,
.report-table tbody td:first-child {
    word-break: break-word;
    overflow-wrap: anywhere;
    padding-right: 16px;
}

.report-table thead th:nth-child(2),
.report-table tbody td:nth-child(2) {
    white-space: nowrap;
    width: 11.5rem;
}

.report-table thead th:nth-child(3),
.report-table tbody td:nth-child(3) {
    width: 8.5rem;
}

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

.report-table tbody tr:hover td {
    background: rgba(26, 107, 122, 0.04);
}

.report-table__col-actions {
    width: 240px;
    min-width: 240px;
    max-width: 240px;
    box-sizing: border-box;
    white-space: normal;
}

.report-table thead th.report-table__col-actions {
    width: 240px;
    min-width: 240px;
}

.report-table__actions {
    vertical-align: middle;
    width: 240px;
    min-width: 240px;
    max-width: 240px;
    box-sizing: border-box;
}

.report-table__action-btns {
    display: flex;
    flex-direction: row;
    flex-wrap: nowrap;
    gap: 10px;
    align-items: center;
    justify-content: flex-start;
}

.report-table__action-btns .btn {
    flex: 0 0 auto;
    white-space: nowrap;
    min-height: 38px;
}

.report-btn-danger {
    border-color: rgba(196, 30, 30, 0.35);
    color: #b91c1c;
}

.report-btn-danger:hover {
    border-color: #b91c1c;
    background: rgba(185, 28, 28, 0.06);
    color: #991b1b;
    text-decoration: none;
}

.report-table__dash {
    color: var(--border);
    font-size: 18px;
    line-height: 1;
}

.report-status {
    display: inline-flex;
    align-items: center;
    padding: 4px 10px;
    font-size: 12px;
    font-weight: 600;
    border-radius: 999px;
}

.report-status--pending {
    color: #b45309;
    background: #fffbeb;
    border: 1px solid #fde68a;
}

.report-status--ok {
    color: #047857;
    background: #ecfdf5;
    border: 1px solid #a7f3d0;
}

.report-status--gone {
    color: #b91c1c;
    background: #fef2f2;
    border: 1px solid #fecaca;
}

.report-table-empty,
.report-table-loading {
    margin: var(--space-md) 0 0;
    padding: var(--space-md);
    text-align: center;
    font-size: 14px;
    color: var(--text-muted);
    background: var(--bg);
    border-radius: var(--radius);
    border: 1px dashed var(--border);
}

.report-table-loading {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

.report-table-loading__dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--primary);
    animation: report-pulse 1s ease-in-out infinite;
}

@keyframes report-pulse {
    0%, 100% { opacity: 0.35; transform: scale(0.92); }
    50% { opacity: 1; transform: scale(1); }
}

.report-info-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
    margin-bottom: var(--space-lg);
}

.report-info-card {
    padding: var(--space-md) var(--space-md);
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.report-info-card--accent {
    border-color: rgba(26, 107, 122, 0.25);
    background: linear-gradient(135deg, rgba(26, 107, 122, 0.06) 0%, var(--bg-card) 100%);
}

.report-info-card__title {
    margin: 0 0 8px;
    font-size: 14px;
    font-weight: 700;
    color: var(--primary);
}

.report-info-card p {
    margin: 0;
    font-size: 14px;
    line-height: 1.65;
    color: var(--text-muted);
}

.report-faq-cta {
    margin: 0 0 var(--space-lg);
    font-size: 15px;
    color: var(--text-muted);
    text-align: center;
}

.report-faq-cta a {
    font-weight: 600;
}

.report-contact-card {
    padding: var(--space-lg);
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
}

.report-contact-card__title {
    margin: 0 0 var(--space-md);
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--text);
}

.report-contact-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    gap: 10px 24px;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    font-size: 14px;
    color: var(--text-muted);
    line-height: 1.5;
}

.report-contact-list li span {
    display: inline-block;
    min-width: 4.5em;
    margin-right: 6px;
    color: var(--text);
    font-weight: 600;
}

@media (max-width: 720px) {
    .report-info-grid {
        grid-template-columns: 1fr;
    }

    .report-query-form__controls {
        flex-direction: column;
    }

    .report-query-form__submit {
        width: 100%;
    }

    .report-table thead {
        display: none;
    }

    .report-table {
        min-width: 0;
        table-layout: auto;
    }

    .report-table thead th:first-child,
    .report-table tbody td:first-child,
    .report-table thead th:nth-child(2),
    .report-table tbody td:nth-child(2),
    .report-table thead th:nth-child(3),
    .report-table tbody td:nth-child(3) {
        width: auto;
    }

    .report-table__col-actions,
    .report-table__actions {
        width: auto !important;
        min-width: 0 !important;
        max-width: none !important;
    }

    .report-table tbody tr {
        display: block;
        padding: var(--space-sm) 0;
        border-bottom: 1px solid var(--border);
    }

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

    .report-table tbody td {
        display: grid;
        grid-template-columns: 6.5rem 1fr;
        gap: 8px 12px;
        padding: 8px 14px;
        border: none;
        align-items: start;
    }

    .report-table tbody td::before {
        content: attr(data-label);
        font-size: 12px;
        font-weight: 700;
        color: var(--text-muted);
    }

    .report-table__actions .report-table__action-btns {
        grid-column: 1 / -1;
    }

    .report-table__action-btns {
        flex-direction: column;
        align-items: stretch;
    }

    .report-table__action-btns .btn {
        width: 100%;
        justify-content: center;
    }
}

@media (prefers-reduced-motion: reduce) {
    .report-table-loading__dot {
        animation: none;
        opacity: 0.7;
    }
}

/* ---------- 表单 ---------- */
.form-card {
    margin-top: var(--space-md);
    padding: var(--space-lg);
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
}

.form-row { margin-bottom: var(--space-md); }
.form-row label {
    display: block;
    font-size: 15px;
    font-weight: 500;
    margin-bottom: 6px;
    color: var(--text);
}

.form-row input[type="text"],
.form-row input[type="file"],
.form-row input[type="password"],
.form-row select,
.form-row textarea {
    width: 100%;
    padding: 10px 14px;
    font-size: 16px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--bg-card);
    color: var(--text);
}
.submit-title-row input[type="text"]{
    max-width: 720px;
}

.submit-actions-row{
    display: flex;
    align-items: center;
    gap: 40px;
    flex-wrap: wrap;
}
.submit-actions-row .btn{
    margin: 0;
}
@media (max-width: 520px){
    .submit-actions-row{
        flex-direction: column;
        align-items: stretch;
    }
    .submit-actions-row .btn{
        width: 100%;
    }
}
.form-row input:focus,
.form-row select:focus,
.form-row textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(26, 107, 122, 0.1);
}

.form-help,
.form-tip {
    font-size: 13px;
    color: var(--text-muted);
    margin-top: 6px;
}

/* ---------- 提交页：饱满美观 ---------- */
.section--submit { padding: var(--space-xl) 0 var(--space-2xl); }
.container--submit {
    max-width: 1120px;
    padding: 0 var(--space-lg);
}

.submit-page-header {
    margin-bottom: var(--space-lg);
}
.submit-title-wrap {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-sm);
    flex-wrap: wrap;
}
.submit-page-badge {
    margin: 0;
    padding: 4px 10px;
    border-radius: 999px;
    font-size: 13px;
    color: var(--primary);
    background: rgba(26, 107, 122, 0.1);
    font-weight: 600;
}
.submit-page-title {
    font-size: 2rem;
    font-weight: 700;
    margin: 0;
    color: var(--text);
    letter-spacing: 0.02em;
}
.submit-page-desc {
    font-size: 16px;
    line-height: 1.75;
    color: var(--text-muted);
    margin: 0 0 var(--space-xs);
    margin-bottom: var(--space-md);
}

.submit-type-switch {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-sm);
}
.submit-type-item {
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 10px 12px;
    background: #fff;
    display: flex;
    flex-direction: column;
    gap: 2px;
    text-decoration: none;
}
.submit-type-item strong {
    font-size: 14px;
    color: var(--text);
    line-height: 1.4;
}
.submit-type-item span {
    font-size: 13px;
    color: var(--text-muted);
}
.submit-type-item.active strong {
    color: var(--primary);
}
.submit-type-item:hover {
    border-color: rgba(26, 107, 122, 0.45);
    text-decoration: none;
}
.submit-type-item.active {
    border-color: var(--primary);
    background: rgba(26, 107, 122, 0.06);
}

.submit-layout {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-lg);
    align-items: stretch;
}
.submit-form-card {
    margin-top: 0;
    padding: var(--space-lg);
    height: 100%;
}
.submit-form-inner { }
.submit-form-row {
    margin-bottom: var(--space-md);
}
.submit-form-label {
    display: block;
    font-size: 15px;
    font-weight: 600;
    color: var(--text);
    margin-bottom: var(--space-xs);
}
.submit-form-input {
    display: block;
    width: 100%;
    max-width: 100%;
    padding: 12px 14px;
    font-size: 16px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--bg-card);
    color: var(--text);
}
.submit-price-box {
    display: flex;
    align-items: baseline;
    gap: 10px;
    background: linear-gradient(180deg, #ffffff, #f8fbfc);
}
.submit-price-box strong {
    color: var(--primary);
    font-size: 18px;
    line-height: 1.2;
}
.submit-price-box span {
    color: var(--text-muted);
    font-size: 13px;
}
.submit-form-input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(26, 107, 122, 0.1);
}

.submit-upload-block {
    margin-top: var(--space-md);
    max-width: 640px;
    margin-left: auto;
    margin-right: auto;
}
.submit-dropzone {
    border: 2px dashed #c8d6e5;
    border-radius: var(--radius);
    background: #f4f7fb;
    min-height: 220px;
    padding: 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    cursor: pointer;
    transition: border-color 0.2s ease, background-color 0.2s ease;
    margin-bottom: var(--space-md);
}
.submit-dropzone:hover,
.submit-dropzone.is-dragover {
    border-color: var(--primary);
    background: #edf5f7;
}
.submit-dropzone-icon {
    font-size: 34px;
    line-height: 1;
    margin-bottom: 8px;
}
.submit-dropzone-title {
    margin: 0;
    font-size: 18px;
    font-weight: 600;
    color: #4a5568;
}
.submit-dropzone-desc {
    margin: 8px 0 0;
    font-size: 14px;
    color: var(--text-muted);
    line-height: 1.6;
    max-width: 520px;
}
.submit-upload-block .submit-actions-row {
    justify-content: center;
    gap: var(--space-md);
    margin: 0;
}
.submit-upload-info {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-md);
    background: var(--bg);
    border-radius: var(--radius);
    margin-top: var(--space-sm);
    font-size: 14px;
    justify-content: center;
}
.submit-upload-name { font-weight: 600; color: var(--text); font-size: 15px; }
.submit-upload-meta { color: var(--text-muted); font-size: 14px; }
.submit-upload-info .btn--sm {
    margin-left: 0;
    padding: 6px 12px;
    font-size: 14px;
}
.submit-upload-progress {
    margin-top: var(--space-sm);
    padding: var(--space-sm) 0;
    text-align: center;
}
.submit-upload-progress-bar {
    height: 8px;
    background: var(--border);
    border-radius: 999px;
    overflow: hidden;
    margin-bottom: 6px;
}
.submit-upload-progress-fill {
    display: block;
    height: 100%;
    min-width: 2%;
    background: var(--primary);
    border-radius: 999px;
    transition: width 0.2s ease;
}
.submit-upload-progress-text {
    font-size: 14px;
    color: var(--primary);
    font-weight: 600;
}
.submit-upload-error { margin-top: var(--space-xs); text-align: center; }
.submit-file-input { display: none !important; }
.submit-pay-btn { margin-top: 0; }

.btn--sm {
    padding: 8px 14px;
    font-size: 14px;
    border-radius: var(--radius);
}

.submit-side-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    padding: var(--space-lg);
    height: 100%;
}
.submit-side-title {
    margin: 0 0 var(--space-sm);
    font-size: 1.1rem;
    color: var(--text);
}
.submit-side-scene {
    margin: 0 0 var(--space-md);
    padding: 8px 10px;
    background: rgba(26, 107, 122, 0.08);
    border-radius: var(--radius);
    color: var(--primary);
    font-size: 13px;
    font-weight: 600;
}
.submit-flow {
    display: grid;
    gap: 10px;
    margin-bottom: var(--space-md);
}
.submit-flow--timeline {
    position: relative;
}
.submit-flow--timeline::before {
    content: "";
    position: absolute;
    left: 12px;
    top: 16px;
    bottom: 16px;
    width: 2px;
    background: linear-gradient(180deg, rgba(26, 107, 122, 0.35), rgba(26, 107, 122, 0.12));
    pointer-events: none;
}
.submit-flow-item {
    display: grid;
    grid-template-columns: 26px 1fr;
    gap: 10px;
    align-items: start;
    padding: 10px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: #fff;
    position: relative;
    z-index: 1;
}
.submit-flow-step {
    width: 26px;
    height: 26px;
    border-radius: 999px;
    background: var(--primary);
    color: #fff;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 13px;
    font-weight: 700;
}
.submit-flow-item.is-active {
    border-color: rgba(26, 107, 122, 0.55);
    background: rgba(26, 107, 122, 0.05);
}
.submit-flow-item.is-active .submit-flow-step {
    background: var(--primary);
}
.submit-flow-item.is-processing {
    animation: submit-flow-breathe 1.8s ease-in-out infinite;
}
.submit-flow-item.is-processing .submit-flow-step {
    animation: submit-step-bounce 1.8s ease-in-out infinite;
}
.submit-flow-item.is-done {
    border-color: #b7decf;
    background: #f2fbf6;
}
.submit-flow-item.is-done .submit-flow-step {
    background: #1f8f62;
}
.submit-flow-item.is-done .submit-flow-step::before {
    content: "✓";
    font-size: 12px;
}
.submit-flow-item.is-done .submit-flow-step {
    font-size: 0;
}
.submit-flow-item strong {
    display: block;
    color: var(--text);
    font-size: 14px;
    margin-bottom: 2px;
}
.submit-flow-item p {
    margin: 0;
    font-size: 13px;
    color: var(--text-muted);
    line-height: 1.5;
}
.submit-flow-hint {
    margin: 0 0 var(--space-sm);
    font-size: 13px;
    color: var(--primary);
    font-weight: 600;
}
.submit-side-note {
    margin-top: 4px;
    padding: 10px;
    border-radius: var(--radius);
    background: var(--bg);
    border: 1px solid var(--border);
}
.submit-side-note p {
    margin: 0;
    font-size: 13px;
    color: var(--text-muted);
    line-height: 1.6;
}
.submit-side-note p + p {
    margin-top: 4px;
}

@keyframes submit-flow-breathe {
    0%, 100% {
        box-shadow: 0 0 0 0 rgba(26, 107, 122, 0.08);
    }
    50% {
        box-shadow: 0 0 0 4px rgba(26, 107, 122, 0.14);
    }
}

@keyframes submit-step-bounce {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-1px);
    }
}

@media (prefers-reduced-motion: reduce) {
    .submit-flow-item.is-processing,
    .submit-flow-item.is-processing .submit-flow-step {
        animation: none !important;
    }
}
.submit-side-query-btn {
    margin-top: var(--space-md);
    width: 100%;
}

.submit-guide {
    margin-top: var(--space-xl);
    padding-top: var(--space-lg);
    border-top: 1px solid var(--border);
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--space-md);
}
.submit-guide-section {
    margin: 0;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: var(--space-md);
}
.submit-guide-title {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text);
    margin: 0 0 var(--space-xs);
    letter-spacing: 0.02em;
}
.submit-guide-desc {
    font-size: 15px;
    line-height: 1.7;
    color: var(--text-muted);
    margin: 0;
}
.submit-guide-list {
    margin: var(--space-xs) 0 0;
    padding-left: 1.25rem;
    font-size: 15px;
    line-height: 1.75;
    color: var(--text-muted);
}
.submit-guide-list li { margin-bottom: 4px; }
.submit-guide-list li:last-child { margin-bottom: 0; }
.submit-guide-list strong { color: var(--text); font-weight: 600; }

@media (max-width: 640px) {
    .container--submit { padding: 0 var(--space-md); }
    .submit-page-title { font-size: 1.4rem; }
    .submit-type-switch {
        grid-template-columns: 1fr;
    }
    .submit-price-box {
        flex-direction: column;
        align-items: flex-start;
        gap: 4px;
    }
    .submit-guide {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 980px) {
    .submit-layout {
        grid-template-columns: 1fr;
    }
    .submit-side-card {
        height: auto;
    }
    .submit-guide {
        grid-template-columns: 1fr;
    }
}

/* ---------- 右侧联系方式：悬停显示小浮层 ---------- */
.contact-float-wrap{ position: fixed; right: 0; top: 0; bottom: 0; width: 0; z-index: 260; pointer-events: none; }
.contact-float-wrap .contact-fab,
.contact-float-wrap .contact-drawer{ pointer-events: auto; }
.contact-fab{
    position: fixed;
    right: 0;
    top: 45%;
    transform: translateY(-50%);
    z-index: 261;
    padding: 14px 10px;
    border-radius: 999px;
    border: 1px solid rgba(0,0,0,0.12);
    background: #fff;
    color: var(--primary);
    font-weight: 700;
    cursor: pointer;
    box-shadow: var(--shadow-md);
    writing-mode: vertical-rl;
    text-orientation: mixed;
    letter-spacing: 2px;
}
.contact-fab:hover{ background: var(--bg); }
.contact-drawer{
    position: fixed;
    right: 0;
    top: 50%;
    transform: translate(120%, -50%);
    transition: transform 0.2s ease, opacity 0.2s ease;
    z-index: 270;
    width: auto;
    max-width: 280px;
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 8px 24px rgba(0,0,0,0.12);
    border: 1px solid var(--border);
    opacity: 0;
    pointer-events: none;
}
.contact-drawer.open{
    transform: translate(0, -50%);
    opacity: 1;
    pointer-events: auto;
}
.contact-drawer-body{
    padding: 12px 14px;
    font-size: 14px;
    color: var(--text);
}
.contact-drawer-body p{
    margin: 0 0 6px;
    line-height: 1.5;
}
.contact-drawer-body p:last-child{ margin-bottom: 0; }
.contact-drawer-body strong{
    font-weight: 600;
    margin-right: 2px;
    color: var(--text-muted);
}
.contact-drawer-body a{
    color: var(--primary);
    text-decoration: none;
}
.contact-drawer-body a:hover{ text-decoration: underline; }
.form-actions { margin-top: var(--space-sm); }
.price-box { margin: var(--space-sm) 0; }
.price { font-size: 22px; font-weight: 700; color: var(--primary); }

/* ---------- Tabs ---------- */
.tabs {
    margin: var(--space-md) 0 var(--space-sm);
    border-bottom: 1px solid var(--border);
}
.tab-btn {
    background: none;
    border: none;
    padding: 12px 18px;
    cursor: pointer;
    font-size: 14px;
    color: var(--text-muted);
}
.tab-btn.active {
    color: var(--primary);
    font-weight: 600;
    border-bottom: 2px solid var(--primary);
}
.tab-content { display: none; margin-top: var(--space-md); }
.tab-content.active { display: block; }

/* ---------- 列表 ---------- */
.content-ul {
    margin: var(--space-sm) 0;
    padding-left: 22px;
    line-height: 1.8;
    color: var(--text-muted);
}
.content-ul li { margin-bottom: 4px; }

.section-actions { text-align: center; margin-top: var(--space-lg); }
.step-number { font-size: 14px; font-weight: 700; color: var(--primary); margin-bottom: 6px; }

/* ---------- 页脚 ---------- */
.site-footer {
    background: #2d3748;
    color: #e2e8f0;
    margin-top: var(--space-2xl);
}

.footer-top {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr)) minmax(17rem, 1.85fr);
    gap: var(--space-lg);
    padding: var(--space-xl) 0 var(--space-lg);
}

.footer-col h4 {
    margin: 0 0 var(--space-sm);
    font-size: 15px;
    font-weight: 700;
    color: #fff;
}

.footer-col ul { list-style: none; margin: 0; padding: 0; font-size: 15px; }
.footer-col ul li { margin-bottom: 6px; }
.footer-col a { color: #a0aec0; }
.footer-col a:hover { color: #fff; }
.footer-col p { margin: 0 0 4px; font-size: 15px; color: #a0aec0; }

.footer-col--contact .contact-line {
    margin: 0 0 6px;
    color: #a0aec0;
}

.footer-col--contact .contact-label {
    color: #e2e8f0;
}

.footer-col--contact .contact-value,
.footer-col--contact .contact-value a {
    color: #a0aec0;
}

.footer-col--contact .contact-value a:hover {
    color: #fff;
}

.footer-bottom {
    border-top: 1px solid #4a5568;
    padding: var(--space-md) 0;
    font-size: 14px;
    color: #a0aec0;
}

/* ---------- FAQ（检测 FAQ 专页） ---------- */
.section--faq {
    padding: var(--space-lg) 0 var(--space-2xl);
    background: linear-gradient(180deg, #eef4f6 0%, var(--bg) 220px);
}

.container--faq {
    max-width: 1120px;
}

.faq-page-hero {
    margin-bottom: var(--space-lg);
    padding: var(--space-lg) var(--space-lg) var(--space-md);
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

.faq-page-hero__title {
    margin: 0 0 var(--space-sm);
    font-size: clamp(1.35rem, 2.5vw, 1.85rem);
    font-weight: 700;
    color: var(--text);
    letter-spacing: 0.02em;
    line-height: 1.3;
}

.faq-page-hero__desc {
    margin: 0 0 var(--space-md);
    font-size: 16px;
    line-height: 1.7;
    color: var(--text-muted);
    max-width: 52rem;
}

.faq-page-hero__tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin: 0;
    padding: 0;
    list-style: none;
}

.faq-page-hero__tags li {
    font-size: 13px;
    font-weight: 600;
    color: var(--primary);
    background: rgba(26, 107, 122, 0.09);
    border: 1px solid rgba(26, 107, 122, 0.2);
    padding: 6px 12px;
    border-radius: 999px;
}

.faq-toolbar {
    display: flex;
    flex-wrap: wrap;
    align-items: stretch;
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
}

.faq-search-field {
    flex: 1;
    min-width: 220px;
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 4px 6px 4px 14px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.faq-search-field:focus-within {
    border-color: rgba(26, 107, 122, 0.45);
    box-shadow: 0 0 0 3px rgba(26, 107, 122, 0.12);
}

.faq-search-field__icon {
    flex-shrink: 0;
    color: var(--text-muted);
    display: flex;
}

.faq-search-field__input {
    flex: 1;
    min-width: 0;
    border: none;
    background: transparent;
    font-size: 16px;
    padding: 10px 8px;
    color: var(--text);
    outline: none;
}

.faq-search-field__input::placeholder {
    color: #94a3b8;
}

.faq-search-field__clear {
    flex-shrink: 0;
    margin: 2px 4px;
    padding: 6px 12px;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-muted);
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 8px;
    cursor: pointer;
    transition: color 0.15s, border-color 0.15s, background 0.15s;
}

.faq-search-field__clear:hover {
    color: var(--primary);
    border-color: rgba(26, 107, 122, 0.35);
    background: rgba(26, 107, 122, 0.06);
}

.faq-toolbar__actions {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 10px;
}

.faq-result-hint {
    font-size: 13px;
    color: var(--text-muted);
    min-width: 5.5rem;
}

.faq-btn-tool {
    padding: 10px 16px;
    font-size: 13px;
    white-space: nowrap;
}

.faq-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.faq-item {
    scroll-margin-top: 88px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    overflow: hidden;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.faq-item:hover {
    border-color: rgba(26, 107, 122, 0.22);
}

.faq-item--open {
    border-color: rgba(26, 107, 122, 0.35);
    box-shadow: var(--shadow-md);
}

.faq-trigger {
    width: 100%;
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 16px 18px;
    margin: 0;
    text-align: left;
    font: inherit;
    color: var(--text);
    background: transparent;
    border: none;
    cursor: pointer;
    transition: background 0.15s ease;
}

.faq-trigger:hover {
    background: rgba(26, 107, 122, 0.04);
}

.faq-trigger:focus {
    outline: none;
}

.faq-trigger:focus-visible {
    outline: 2px solid var(--primary);
    outline-offset: 2px;
    border-radius: 8px;
}

.faq-item__num {
    flex-shrink: 0;
    width: 2.25rem;
    height: 2.25rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.02em;
    color: var(--primary);
    background: rgba(26, 107, 122, 0.1);
    border-radius: 10px;
}

.faq-item__q {
    flex: 1;
    min-width: 0;
    font-size: 16px;
    font-weight: 600;
    line-height: 1.45;
    text-align: left;
}

/* 折叠时单行省略，避免长标题露出半行 */
.faq-item:not(.faq-item--open) .faq-item__q {
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 1;
    overflow: hidden;
    word-break: break-word;
}

.faq-item--open .faq-item__q {
    display: block;
    -webkit-line-clamp: unset;
    overflow: visible;
}

.faq-item__chev {
    flex-shrink: 0;
    width: 22px;
    height: 22px;
    align-self: center;
    position: relative;
    border-radius: 6px;
    background: rgba(26, 107, 122, 0.08);
}

.faq-item__chev::after {
    content: "";
    position: absolute;
    left: 50%;
    top: 45%;
    width: 7px;
    height: 7px;
    border-right: 2px solid var(--primary);
    border-bottom: 2px solid var(--primary);
    transform: translate(-50%, -50%) rotate(45deg);
    transition: transform 0.4s cubic-bezier(0.22, 1, 0.36, 1);
}

.faq-item--open .faq-item__chev::after {
    transform: translate(-50%, -20%) rotate(-135deg);
}

.faq-panel {
    overflow: hidden;
    max-height: 0;
    transition: max-height 0.45s cubic-bezier(0.22, 1, 0.36, 1);
}

.faq-answer {
    overflow: hidden;
    min-height: 0;
    margin: 0;
    padding: 0;
    font-size: 15px;
    color: var(--text-muted);
    line-height: 1.75;
    border-top: none;
}

/* 仅展开时才有内边距与顶部分隔线，避免折叠时 padding/内容挤出半行 */
.faq-item--open .faq-answer {
    padding: var(--space-md) 18px 18px;
    padding-left: calc(18px + 2.25rem + 14px);
    border-top: 1px solid var(--border);
}

.faq-answer p {
    margin: 0;
}

.faq-answer a {
    font-weight: 600;
}

.faq-highlight {
    color: #ff0000;
    font-weight: 600;
}

.faq-answer img.faq-price-img {
    max-width: 100%;
    height: auto;
    display: block;
    margin: 8px 0 0;
    border-radius: var(--radius);
    border: 1px solid var(--border);
}

@media (max-width: 900px) {
    .faq-toolbar {
        flex-direction: column;
    }

    .faq-toolbar__actions {
        justify-content: space-between;
    }
}

@media (max-width: 520px) {
    .faq-page-hero {
        padding: var(--space-md);
    }

    .faq-item__q {
        font-size: 15px;
    }

    .faq-trigger {
        padding: 14px;
        gap: 10px;
    }
}

@media (prefers-reduced-motion: reduce) {
    .faq-panel {
        transition: none;
    }

    .faq-item__chev::after {
        transition: none;
    }
}

/* ---------- 行业资讯 ---------- */
.news-layout {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: var(--space-lg);
}
.news-search {
    display: flex;
    gap: var(--space-sm);
    margin-bottom: var(--space-md);
}
.news-search input[type="text"] {
    flex: 1;
    padding: 10px 14px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
}

.news-sidebar .sidebar-block { margin-bottom: var(--space-lg); }
.news-sidebar .sidebar-block h4 { font-size: 14px; font-weight: 700; margin-bottom: 8px; color: var(--text); }
.news-sidebar ul { list-style: none; margin: 0; padding: 0; }
.news-sidebar a.active { color: var(--primary); font-weight: 600; }

.tag-cloud { display: flex; flex-wrap: wrap; gap: 8px; }
.tag-item {
    font-size: 12px;
    padding: 6px 12px;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    color: var(--text-muted);
}

.news-detail .news-meta { color: var(--text-muted); font-size: 14px; }
.news-detail .news-tags { margin-top: 8px; font-size: 13px; }
.news-content { margin-top: var(--space-lg); line-height: 1.8; }
.news-content img { max-width: 100%; height: auto; border-radius: var(--radius); }
.news-nav {
    margin-top: var(--space-lg);
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: var(--space-sm);
    font-size: 14px;
}
.news-nav a { color: var(--primary); }

.news-filter-hint {
    font-size: 14px;
    color: var(--text-muted);
    margin-bottom: var(--space-md);
    line-height: 1.55;
}
.news-filter-hint a { margin-left: 8px; }

.news-excerpt-more {
    margin: 8px 0 0;
    font-size: 14px;
}
.news-excerpt-more a { font-weight: 600; }

.news-pagination {
    margin-top: var(--space-lg);
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
    font-size: 14px;
}
.news-page-link {
    padding: 6px 10px;
    border-radius: var(--radius);
    border: 1px solid var(--border);
    background: var(--bg-card);
    color: var(--text);
    text-decoration: none;
}
.news-page-link:hover {
    border-color: var(--primary);
    color: var(--primary);
    text-decoration: none;
}
.news-page-current {
    padding: 6px 10px;
    border-radius: var(--radius);
    border: 1px solid var(--primary);
    background: rgba(26, 107, 122, 0.08);
    color: var(--primary);
    font-weight: 600;
}
.news-page-ellipsis { padding: 0 4px; color: var(--text-muted); }

.tag-item-link {
    text-decoration: none;
    display: inline-block;
}
.tag-item-link:hover {
    border-color: var(--primary);
    color: var(--primary);
    text-decoration: none;
}
.tag-item-link.active {
    border-color: var(--primary);
    color: var(--primary);
    font-weight: 600;
}

.news-sidebar-list {
    font-size: 14px;
    line-height: 1.55;
}
.news-sidebar-list li {
    margin-bottom: 8px;
}
.news-sidebar-list a {
    color: var(--text-muted);
    text-decoration: none;
}
.news-sidebar-list a:hover {
    color: var(--primary);
    text-decoration: underline;
}
.news-sidebar-list a.active {
    color: var(--primary);
    font-weight: 600;
}

.news-archive-list .active {
    font-weight: 600;
}

/* ---------- 响应式 ---------- */
@media (max-width: 900px) {
    .hero-inner { grid-template-columns: 1fr; }
    .hero-visual { order: -1; }
    .block-with-img,
    .media-block { grid-template-columns: 1fr; }
    .block-with-img.invert,
    .media-block.reverse { direction: ltr; }
    .feature-grid,
    .service-grid,
    .step-grid,
    .news-grid,
    .footer-top { grid-template-columns: repeat(2, 1fr); }
    .feature-grid-2 { grid-template-columns: 1fr; }
    .footer-top .footer-col:nth-child(5) { grid-column: span 2; }
    .audience-grid { grid-template-columns: repeat(2, 1fr); }
    .entry-cards,
    .report-entries,
    .news-layout { grid-template-columns: 1fr; }
}

@media (max-width: 640px) {
    /* 移动端仍保留主导航（可横向滚动） */
    .main-nav { display: block; }
    .main-nav ul {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: thin;
        gap: 6px;
    }
    .main-nav a { padding: 8px 10px; }
    .feature-grid,
    .service-grid,
    .step-grid,
    .news-grid,
    .footer-top { grid-template-columns: 1fr; }
    .footer-top .footer-col:nth-child(5) { grid-column: span 1; }
    .audience-grid { grid-template-columns: 1fr; }
    .stats-row { grid-template-columns: 1fr; }
    .hero h1 { font-size: 1.6rem; }
    .container { padding: 0 var(--space-md); }
}

/* ---------- 移动端全站适配增强 ---------- */
@media (max-width: 900px) {
    .header-inner {
        min-height: auto;
        padding: 8px 0;
        gap: 8px;
        flex-wrap: wrap;
    }
    .logo-img {
        max-height: 36px;
        max-width: 220px;
    }
    .main-nav {
        order: 3;
        width: 100%;
    }
    .main-nav ul {
        width: 100%;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: thin;
        padding-bottom: 2px;
    }
    .header-actions {
        gap: 8px;
    }
    .header-actions .btn {
        padding: 8px 12px;
        font-size: 13px;
    }
    .section {
        padding: var(--space-xl) 0;
    }
    .hero {
        padding: var(--space-xl) 0;
    }
}

@media (max-width: 640px) {
    .logo-img {
        max-height: 32px;
        max-width: 180px;
    }
    .header-actions {
        display: none;
    }
    .main-nav a {
        font-size: 14px;
    }
    .btn {
        min-height: 40px;
    }
    .submit-form-card,
    .submit-side-card,
    .feature-card,
    .service-card,
    .step-item,
    .news-card,
    .entry-card,
    .report-entry {
        padding: var(--space-md);
    }
    .contact-float-wrap {
        display: none;
    }
    .footer-top {
        gap: var(--space-md);
    }
}

/* ---------- 客服检测页（单栏说明 · 简洁文档式） ---------- */
.service-check-page {
    padding-top: var(--space-xl);
    padding-bottom: var(--space-2xl);
}

.service-check-page .sc-narrow {
    max-width: min(62rem, 100%);
    margin-left: auto;
    margin-right: auto;
}

.sc-page-head {
    margin-bottom: var(--space-lg);
    padding-bottom: var(--space-lg);
    border-bottom: 1px solid var(--border);
}

.sc-page-title {
    margin: 0 0 6px;
    font-size: 1.65rem;
    font-weight: 700;
    color: var(--text);
    letter-spacing: -0.02em;
    line-height: 1.25;
}

.sc-page-sub {
    margin: 0 0 var(--space-sm);
    font-size: 14px;
    font-weight: 500;
    color: var(--text-muted);
    letter-spacing: 0.02em;
}

.sc-page-lead {
    margin: 0;
    font-size: 15px;
    color: var(--text-muted);
    line-height: 1.7;
}

.sc-doc {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    padding: 0 calc(var(--space-lg) + 4px);
}

.sc-sec {
    padding: var(--space-lg) 0;
    border-bottom: 1px solid var(--border);
}

.sc-doc .sc-sec:last-child {
    border-bottom: none;
}

.sc-sec-heading {
    display: flex;
    align-items: baseline;
    gap: var(--space-sm);
    margin: 0 0 var(--space-sm);
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--text);
    line-height: 1.35;
}

.sc-sec-num {
    flex-shrink: 0;
    font-size: 0.75rem;
    font-weight: 600;
    font-variant-numeric: tabular-nums;
    letter-spacing: 0.04em;
    color: var(--primary);
    opacity: 0.85;
}

.sc-sec-body > p {
    margin: 0 0 var(--space-sm);
    font-size: 15px;
    color: var(--text-muted);
    line-height: 1.75;
}

.sc-sec-body > p:last-child {
    margin-bottom: 0;
}

.sc-media {
    margin: var(--space-sm) 0 0;
    padding: var(--space-md);
    background: var(--bg);
    border-radius: var(--radius);
    border: 1px solid var(--border);
    text-align: center;
}

.sc-media img {
    max-width: 100%;
    height: auto;
    vertical-align: middle;
    border-radius: 4px;
}

.sc-pay-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--space-md);
    margin-top: var(--space-md);
    max-width: 22rem;
}

.sc-table-wrap {
    width: 100%;
    overflow-x: auto;
    margin-top: var(--space-sm);
}

.sc-price-table {
    width: 100%;
    min-width: 640px;
    border-collapse: collapse;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    background: #fff;
}

.sc-price-table th,
.sc-price-table td {
    padding: 12px 14px;
    text-align: left;
    border-bottom: 1px solid var(--border);
    vertical-align: top;
    font-size: 14px;
    line-height: 1.6;
    color: var(--text-muted);
}

.sc-price-table th {
    background: #f8fafc;
    color: var(--text);
    font-weight: 600;
}

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

.sc-price-table tbody td:first-child {
    color: var(--text);
    font-weight: 500;
}

.sc-table-note {
    margin: 10px 0 0;
    font-size: 13px;
    color: var(--text-muted);
    line-height: 1.6;
}

.sc-pay-cell {
    margin: 0;
    text-align: center;
}

.sc-pay-cell img {
    display: block;
    max-width: 100%;
    height: auto;
    margin: 0 auto var(--space-xs);
    border-radius: 6px;
    border: 1px solid var(--border);
}

.sc-pay-cell figcaption {
    margin: 0;
    font-size: 12px;
    color: var(--text-muted);
}

.sc-note-list {
    margin: var(--space-md) 0 0;
    padding-left: 1.2rem;
    font-size: 14px;
    color: var(--text-muted);
    line-height: 1.65;
}

.sc-note-list li {
    margin-bottom: 6px;
}

.sc-note-list li:last-child {
    margin-bottom: 0;
}

.sc-contact-grid {
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 10px;
    width: 100%;
}

.sc-contact-grid > div {
    display: grid;
    grid-template-columns: minmax(6.5rem, max-content) minmax(0, 1fr);
    column-gap: 0.75rem;
    align-items: baseline;
    width: 100%;
    font-size: 15px;
    line-height: 1.55;
}

.sc-contact-grid dt {
    margin: 0;
    white-space: nowrap;
    font-weight: 500;
    color: var(--text);
}

.sc-contact-grid dt::after {
    content: "：";
}

.sc-contact-grid dd {
    margin: 0;
    min-width: 0;
    color: var(--text-muted);
    word-break: break-all;
}

.sc-footnote {
    margin: var(--space-lg) 0 0;
    padding-top: var(--space-md);
    border-top: 1px solid var(--border);
    font-size: 13px;
    color: var(--text-muted);
    line-height: 1.6;
}

@media (max-width: 640px) {
    .sc-doc {
        padding: 0 var(--space-md);
    }
    .sc-sec-heading {
        flex-wrap: wrap;
    }
    .sc-pay-grid {
        grid-template-columns: 1fr;
        max-width: 14rem;
        margin-left: auto;
        margin-right: auto;
    }
    .sc-price-table {
        min-width: 560px;
    }
}