/* ============================================================
   SnIMS Ophthalmology Industry Portal - Stylesheet
   眼科行业门户网站 - 资讯/学术/产业/技术
   Framework: Amaze UI 2.x + SnIMS v-Common
   ============================================================ */

/* ===== CSS Variables ===== */
:root {
    --c-primary: #1a3a5c;
    --c-blue: #1a6db5;
    --c-blue-light: #e8f2fa;
    --c-accent: #e6742e;
    --c-accent-light: #fef5ee;
    --c-green: #009a8c;
    --c-red: #d94838;
    --c-dark: #1a1f2b;
    --c-text: #222222;
    --c-text2: #555555;
    --c-text3: #888888;
    --c-text4: #aaaaaa;
    --c-border: #e8e8e8;
    --c-bg: #f5f6f8;
    --c-bg2: #f0f1f4;
    --c-white: #ffffff;
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.04);
    --shadow: 0 2px 12px rgba(0,0,0,0.06);
    --shadow-lg: 0 4px 24px rgba(0,0,0,0.1);
    --radius: 6px;
    --radius-sm: 3px;
    --trans: all 0.25s ease;
    --max-w: 1320px;
}

/* ===== Reset & Base ===== */
* { margin: 0; padding: 0; box-sizing: border-box; }
html { font-size: 16px; }
body {
    font-family: "Microsoft YaHei", "PingFang SC", "Helvetica Neue", Helvetica, Arial, sans-serif;
    color: var(--c-text);
    background: var(--c-bg);
    line-height: 1.65;
    min-width: 320px;
}
a { text-decoration: none; color: inherit; transition: var(--trans); }
ul, ol { list-style: none; }
img { max-width: 100%; height: auto; vertical-align: middle; }
input, button { font-family: inherit; }
.container { max-width: var(--max-w); margin: 0 auto; padding: 0 16px; }
.clear::after { content: ''; display: block; clear: both; }

/* ===== Top Bar ===== */
.topbar {
    background: #f0f1f4;
    border-bottom: 1px solid #e4e5e8;
    font-size: 12px;
    color: var(--c-text3);
    line-height: 34px;
    height: 34px;
}
.topbar .container { display: flex; justify-content: space-between; align-items: center; }
.topbar a { color: var(--c-text3); }
.topbar a:hover { color: var(--c-blue); }
.topbar .tb-left { display: flex; gap: 18px; }
.topbar .tb-right { display: flex; gap: 14px; align-items: center; }
.topbar .tb-right .btn-login {
    padding: 2px 14px;
    background: var(--c-blue);
    color: #fff;
    border-radius: 12px;
    font-size: 12px;
}
.topbar .tb-right .btn-login:hover { background: var(--c-primary); color: #fff; }

/* ===== Header ===== */
.header {
    background: var(--c-white);
    border-bottom: 2px solid var(--c-primary);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: var(--shadow-sm);
}
.header .container { display: flex; align-items: center; height: 64px; }
.header .logo { display: flex; align-items: center; flex-shrink: 0; margin-right: 30px; }
.header .logo .logo-icon { margin-right: 10px; }
.header .logo .logo-text { font-size: 22px; font-weight: 700; color: var(--c-primary); letter-spacing: 1px; }
.header .logo .logo-sub { font-size: 11px; color: var(--c-text3); display: block; line-height: 1; margin-top: 2px; letter-spacing: 2px; }

/* Main Nav */
.main-nav { display: flex; align-items: center; height: 100%; flex: 1; }
.main-nav > li { height: 100%; position: relative; }
.main-nav > li > a {
    display: flex; align-items: center;
    height: 100%;
    padding: 0 16px;
    font-size: 15px;
    color: var(--c-text);
    font-weight: 500;
    white-space: nowrap;
    position: relative;
}
.main-nav > li > a::after {
    content: '';
    position: absolute; bottom: 0; left: 50%; transform: translateX(-50%);
    width: 0; height: 3px; background: var(--c-blue);
    transition: var(--trans);
}
.main-nav > li > a:hover,
.main-nav > li.active > a { color: var(--c-blue); }
.main-nav > li > a:hover::after,
.main-nav > li.active > a::after { width: 100%; }
.main-nav > li > a .hot-dot {
    display: inline-block; width: 6px; height: 6px;
    background: var(--c-accent); border-radius: 50%;
    margin-left: 4px; vertical-align: super;
}

/* Nav dropdown */
.main-nav .nav-drop { position: relative; }
.main-nav .nav-drop-menu {
    position: absolute; top: 100%; left: 0;
    background: var(--c-white); min-width: 140px;
    box-shadow: var(--shadow-lg);
    border-radius: 0 0 var(--radius) var(--radius);
    opacity: 0; visibility: hidden;
    transform: translateY(8px);
    transition: var(--trans);
    z-index: 100; padding: 6px 0;
}
.main-nav .nav-drop:hover .nav-drop-menu { opacity: 1; visibility: visible; transform: translateY(0); }
.nav-drop-menu li a {
    display: block; padding: 9px 18px; font-size: 13px;
    color: var(--c-text2);
}
.nav-drop-menu li a:hover { color: var(--c-blue); background: var(--c-blue-light); }

/* Header search */
.header-search { display: flex; align-items: center; margin-left: auto; flex-shrink: 0; }
.header-search .search-box {
    display: flex; align-items: center;
    border: 1px solid var(--c-border);
    border-radius: 20px;
    overflow: hidden;
    transition: var(--trans);
    background: #f9f9f9;
}
.header-search .search-box:focus-within { border-color: var(--c-blue); background: #fff; }
.header-search .search-box input {
    border: none; background: transparent; padding: 7px 14px;
    width: 180px; font-size: 13px; outline: none;
}
.header-search .search-box button {
    border: none; background: transparent; padding: 7px 12px;
    cursor: pointer; color: var(--c-text3); font-size: 15px;
}
.header-search .search-box button:hover { color: var(--c-blue); }
.header-search .btn-contribute {
    margin-left: 12px;
    padding: 7px 18px;
    background: var(--c-accent);
    color: #fff;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 500;
    white-space: nowrap;
    transition: var(--trans);
}
.header-search .btn-contribute:hover { background: #d15e1f; }

/* Mobile toggle */
.menu-toggle { display: none; cursor: pointer; font-size: 22px; color: var(--c-text); margin-left: 16px; }

/* ===== Breaking News Ticker ===== */
.ticker {
    background: var(--c-white);
    border-bottom: 1px solid var(--c-border);
    height: 40px;
    line-height: 40px;
    overflow: hidden;
}
.ticker .container { display: flex; align-items: center; height: 100%; }
.ticker .ticker-label {
    flex-shrink: 0;
    font-size: 12px; font-weight: 700;
    color: var(--c-accent);
    padding-right: 14px;
    border-right: 1px solid var(--c-border);
    margin-right: 14px;
}
.ticker .ticker-label .am-icon { margin-right: 3px; }
.ticker .ticker-wrap { flex: 1; overflow: hidden; position: relative; height: 100%; }
.ticker .ticker-list { white-space: nowrap; animation: tickerScroll 30s linear infinite; }
.ticker .ticker-list a { font-size: 13px; color: var(--c-text2); margin-right: 40px; }
.ticker .ticker-list a:hover { color: var(--c-blue); }
.ticker .ticker-list .ticker-hot { color: var(--c-accent); font-weight: 600; }
@keyframes tickerScroll {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

/* ===== Hero / Headlines ===== */
.hero-section { padding: 24px 0; background: var(--c-white); }
.hero-grid { display: grid; grid-template-columns: 1.2fr 1fr 0.9fr; gap: 20px; }
/* Main featured */
.hero-featured {
    position: relative; border-radius: var(--radius); overflow: hidden;
    background: linear-gradient(135deg, #1a3a5c 0%, #1a5680 40%, #1a6db5 100%);
    min-height: 380px;
    display: flex; flex-direction: column; justify-content: flex-end;
    cursor: pointer;
}
.hero-featured .hero-overlay {
    position: absolute; top: 0; left: 0; width: 100%; height: 100%;
    background: linear-gradient(0deg, rgba(0,0,0,0.7) 0%, rgba(0,0,0,0.1) 50%, rgba(0,0,0,0.02) 100%);
}
.hero-featured .hero-tag {
    position: absolute; top: 16px; left: 16px;
    background: var(--c-accent); color: #fff;
    padding: 3px 12px; border-radius: 3px;
    font-size: 12px; font-weight: 600;
    z-index: 2;
}
.hero-featured .hero-info { position: relative; z-index: 2; padding: 28px 24px; color: #fff; }
.hero-featured .hero-info h1 { font-size: 26px; font-weight: 700; line-height: 1.4; margin-bottom: 8px; }
.hero-featured .hero-info p { font-size: 14px; opacity: 0.85; line-height: 1.6; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.hero-featured .hero-info .hero-meta { font-size: 12px; opacity: 0.7; margin-top: 10px; }
.hero-featured .hero-info .hero-meta span { margin-right: 16px; }

/* Hero side list */
.hero-list { display: flex; flex-direction: column; gap: 10px; }
.hero-list-item {
    display: flex; gap: 14px;
    padding: 14px;
    background: var(--c-bg);
    border-radius: var(--radius);
    transition: var(--trans);
    cursor: pointer;
    flex: 1;
}
.hero-list-item:hover { background: #eaf0f7; }
.hero-list-item .hli-thumb {
    width: 120px; height: 86px; border-radius: 4px;
    flex-shrink: 0;
    background: linear-gradient(135deg, #dce6f0 0%, #c8d6e5 100%);
    display: flex; align-items: center; justify-content: center;
    overflow: hidden;
}
.hli-thumb .am-icon { font-size: 32px; color: #a0b0c0; }
.hero-list-item .hli-info { flex: 1; display: flex; flex-direction: column; justify-content: space-between; }
.hero-list-item .hli-info h3 { font-size: 15px; font-weight: 600; line-height: 1.5; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.hero-list-item .hli-info h3:hover { color: var(--c-blue); }
.hero-list-item .hli-info .hli-meta { font-size: 11px; color: var(--c-text3); }
.hero-list-item .hli-info .hli-meta .hli-cat { color: var(--c-blue); margin-right: 8px; }

/* Hero right - hot rank + tools */
.hero-side { display: flex; flex-direction: column; gap: 14px; }
.hero-side .side-card {
    background: var(--c-bg);
    border-radius: var(--radius);
    padding: 16px;
}
.side-card .side-card-title {
    font-size: 15px; font-weight: 700;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--c-border);
    margin-bottom: 10px;
    display: flex; align-items: center; gap: 6px;
}
.side-card .side-card-title .am-icon { color: var(--c-accent); }
/* Hot rank list */
.hot-rank { flex: 1; }
.hot-rank ol { counter-reset: rank; }
.hot-rank ol li {
    counter-increment: rank;
    padding: 8px 0;
    border-bottom: 1px dashed #e0e2e6;
    font-size: 13px;
    display: flex; align-items: flex-start; gap: 10px;
    cursor: pointer;
}
.hot-rank ol li:last-child { border-bottom: none; }
.hot-rank ol li::before {
    content: counter(rank);
    width: 20px; height: 20px;
    background: #d0d4da; color: #fff;
    border-radius: 3px;
    font-size: 11px; font-weight: 700;
    display: flex; align-items: center; justify-content: center;
    flex-shrink: 0;
    line-height: 1;
}
.hot-rank ol li:nth-child(1)::before,
.hot-rank ol li:nth-child(2)::before,
.hot-rank ol li:nth-child(3)::before { background: var(--c-accent); }
.hot-rank ol li .rank-text { flex: 1; display: -webkit-box; -webkit-line-clamp: 1; -webkit-box-orient: vertical; overflow: hidden; }
.hot-rank ol li:hover .rank-text { color: var(--c-blue); }
.hot-rank ol li a { display: flex; flex: 1; gap: 8px; align-items: center; min-width: 0; }
.hot-rank ol li .rank-views { font-size: 11px; color: var(--c-text3); flex-shrink: 0; }

/* Quick links */
.quick-links { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; }
.quick-links a {
    display: flex; align-items: center; justify-content: center; gap: 4px;
    padding: 8px 4px;
    background: var(--c-white);
    border: 1px solid var(--c-border);
    border-radius: 4px;
    font-size: 12px; color: var(--c-text2);
    transition: var(--trans);
}
.quick-links a:hover { border-color: var(--c-blue); color: var(--c-blue); background: var(--c-blue-light); }

/* ===== Hot Tags Cloud ===== */
.tags-bar { padding: 16px 0; background: var(--c-white); border-top: 1px solid var(--c-bg); }
.tags-bar .container { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.tags-bar .tags-label { font-size: 13px; font-weight: 600; color: var(--c-text); flex-shrink: 0; }
.tags-bar a {
    display: inline-block; padding: 4px 14px;
    border: 1px solid var(--c-border);
    border-radius: 16px;
    font-size: 12px; color: var(--c-text2);
    transition: var(--trans);
}
.tags-bar a:hover { border-color: var(--c-blue); color: var(--c-blue); background: var(--c-blue-light); }
.tags-bar a.tag-hot { border-color: #fdd; color: var(--c-red); background: #fef5f5; }
.tags-bar a.tag-new { border-color: #c8efe8; color: var(--c-green); background: #f2fbfa; }

/* ===== Page Body (2-col layout) ===== */
.page-body { padding: 24px 0; }
.page-grid { display: grid; grid-template-columns: 1fr 340px; gap: 24px; }

/* ===== Main Content Area ===== */
.main-col { display: flex; flex-direction: column; gap: 24px; }

/* Section panel */
.section-panel {
    background: var(--c-white);
    border-radius: var(--radius);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
}
.section-panel .panel-hd {
    display: flex; align-items: center; justify-content: space-between;
    padding: 16px 20px;
    border-bottom: 1px solid var(--c-border);
}
.panel-hd .panel-title {
    font-size: 18px; font-weight: 700;
    display: flex; align-items: center; gap: 8px;
}
.panel-hd .panel-title::before {
    content: '';
    width: 4px; height: 20px;
    background: var(--c-blue);
    border-radius: 2px;
}
.panel-hd .panel-title.green::before { background: var(--c-green); }
.panel-hd .panel-title.orange::before { background: var(--c-accent); }
.panel-hd .panel-tabs { display: flex; gap: 4px; }
.panel-hd .panel-tabs a {
    padding: 4px 14px;
    border-radius: 14px;
    font-size: 13px;
    color: var(--c-text2);
    transition: var(--trans);
}
.panel-hd .panel-tabs a.active,
.panel-hd .panel-tabs a:hover { background: var(--c-blue); color: #fff; }
.panel-hd .panel-more { font-size: 13px; color: var(--c-text3); }
.panel-hd .panel-more:hover { color: var(--c-blue); }

/* ===== News List ===== */
.news-list-compact { padding: 0; }
.news-list-compact .news-item {
    display: flex; gap: 16px;
    padding: 16px 20px;
    border-bottom: 1px solid #f0f1f3;
    transition: var(--trans);
    cursor: pointer;
}
.news-list-compact .news-item:last-child { border-bottom: none; }
.news-list-compact .news-item:hover { background: #fafbfc; }
.news-list-compact .news-item .ni-thumb {
    width: 180px; min-height: 120px;
    border-radius: 4px; flex-shrink: 0;
    background: linear-gradient(135deg, #e8edf2 0%, #dce3ea 100%);
    display: flex; align-items: center; justify-content: center;
    overflow: hidden;
}
.ni-thumb .am-icon { font-size: 36px; color: #b0bfcc; }
.news-list-compact .news-item .ni-body { flex: 1; display: flex; flex-direction: column; justify-content: space-between; }
.ni-body .ni-title { font-size: 17px; font-weight: 600; line-height: 1.5; display: -webkit-box; -webkit-line-clamp: 1; -webkit-box-orient: vertical; overflow: hidden; }
.ni-body .ni-title:hover { color: var(--c-blue); }
.ni-body .ni-desc { font-size: 13px; color: var(--c-text3); line-height: 1.7; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; margin: 6px 0; }
.ni-body .ni-meta { display: flex; align-items: center; gap: 14px; font-size: 12px; color: var(--c-text4); }
.ni-body .ni-meta .ni-cat { color: var(--c-blue); }
.ni-body .ni-meta .ni-tag { display: inline-block; padding: 1px 8px; background: #fef5ee; color: var(--c-accent); border-radius: 2px; font-size: 11px; }

/* ===== Card Grid (2-col news cards) ===== */
.card-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1px; background: #eee; }
.card-grid .card-item {
    background: var(--c-white);
    padding: 20px;
    transition: var(--trans);
    cursor: pointer;
}
.card-grid .card-item:hover { background: #fafbfd; }
.card-grid .card-item .card-thumb {
    width: 100%; height: 160px;
    border-radius: 4px;
    background: linear-gradient(135deg, #e8edf2 0%, #dce3ea 100%);
    display: flex; align-items: center; justify-content: center;
    margin-bottom: 12px;
    overflow: hidden;
}
.card-thumb .am-icon { font-size: 40px; color: #b0bfcc; }
.card-grid .card-item h3 { font-size: 16px; font-weight: 600; line-height: 1.5; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.card-grid .card-item h3:hover { color: var(--c-blue); }
.card-grid .card-item .card-meta { font-size: 12px; color: var(--c-text4); margin-top: 8px; }

/* ===== Sidebar ===== */
.side-col { display: flex; flex-direction: column; gap: 20px; }

.side-widget {
    background: var(--c-white);
    border-radius: var(--radius);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
}
.side-widget .widget-hd {
    padding: 14px 16px;
    border-bottom: 1px solid var(--c-border);
    font-size: 15px; font-weight: 700;
    display: flex; align-items: center; gap: 6px;
}
.side-widget .widget-hd .am-icon { color: var(--c-blue); }
.side-widget .widget-bd { padding: 12px 16px; }

/* Side article list */
.side-art-list { padding-left: 0; list-style: none; }
.side-art-list li {
    padding: 10px 0;
    border-bottom: 1px dashed #eceef0;
}
.side-art-list li:last-child { border-bottom: none; }
.side-art-list li a {
    font-size: 13px; color: var(--c-text2);
    display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
    line-height: 1.6;
}
.side-art-list li a:hover { color: var(--c-blue); }
.side-art-list li .sa-meta { font-size: 11px; color: var(--c-text4); margin-top: 3px; }

/* Expert column */
.expert-list { padding-left: 0; list-style: none; }
.expert-list li {
    display: flex; align-items: center; gap: 10px;
    padding: 10px 0;
    border-bottom: 1px solid #f3f4f5;
}
.expert-list li:last-child { border-bottom: none; }
.expert-list .ex-avatar {
    width: 42px; height: 42px; border-radius: 50%;
    background: linear-gradient(135deg, #d0dbe8 0%, #bcc8d6 100%);
    display: flex; align-items: center; justify-content: center;
    flex-shrink: 0;
}
.ex-avatar .am-icon { font-size: 20px; color: #8090a0; }
.expert-list .ex-info { flex: 1; min-width: 0; }
.expert-list .ex-info .ex-name { font-size: 14px; font-weight: 600; }
.expert-list .ex-info .ex-title { font-size: 11px; color: var(--c-text3); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.expert-list .ex-btn {
    padding: 4px 12px; border: 1px solid var(--c-blue);
    border-radius: 12px; font-size: 11px; color: var(--c-blue);
    flex-shrink: 0; transition: var(--trans);
}
.expert-list .ex-btn:hover { background: var(--c-blue); color: #fff; }

/* Conference / Event list */
.event-list { padding-left: 0; list-style: none; }
.event-list li {
    padding: 10px 0;
    border-bottom: 1px solid #f3f4f5;
    display: flex; gap: 10px;
}
.event-list li:last-child { border-bottom: none; }
.event-list .ev-date {
    width: 46px; height: 46px;
    background: var(--c-blue-light);
    border-radius: 4px;
    display: flex; flex-direction: column;
    align-items: center; justify-content: center;
    flex-shrink: 0;
    text-align: center;
    line-height: 1.2;
}
.event-list .ev-date .ev-day { font-size: 18px; font-weight: 700; color: var(--c-blue); }
.event-list .ev-date .ev-month { font-size: 11px; color: var(--c-blue); }
.event-list .ev-info { flex: 1; min-width: 0; }
.event-list .ev-info a { font-size: 13px; color: var(--c-text2); font-weight: 500; display: -webkit-box; -webkit-line-clamp: 1; -webkit-box-orient: vertical; overflow: hidden; }
.event-list .ev-info a:hover { color: var(--c-blue); }
.event-list .ev-info .ev-loc { font-size: 11px; color: var(--c-text4); margin-top: 2px; }

/* ===== Event Card List (Conference channel home) ===== */
.event-card-list { padding: 0; }
.event-card-list .ec-item {
    display: flex; gap: 16px;
    padding: 16px 20px;
    border-bottom: 1px solid #f0f1f3;
    transition: var(--trans);
    cursor: pointer;
}
.event-card-list .ec-item:last-child { border-bottom: none; }
.event-card-list .ec-item:hover { background: #fafbfc; }
.ec-item .ec-date {
    width: 68px; height: 68px;
    background: var(--c-blue-light);
    border-radius: 6px;
    display: flex; flex-direction: column;
    align-items: center; justify-content: center;
    flex-shrink: 0;
    text-align: center;
    line-height: 1.2;
}
.ec-item .ec-date .ec-day { font-size: 24px; font-weight: 700; color: var(--c-blue); }
.ec-item .ec-date .ec-month { font-size: 11px; color: var(--c-blue); margin-top: 2px; }
.ec-item .ec-body { flex: 1; display: flex; flex-direction: column; justify-content: space-between; min-width: 0; }
.ec-item .ec-body .ec-title { font-size: 17px; font-weight: 600; line-height: 1.5; display: -webkit-box; -webkit-line-clamp: 1; -webkit-box-orient: vertical; overflow: hidden; }
.ec-item .ec-body .ec-title:hover { color: var(--c-blue); }
.ec-item .ec-body .ec-loc { font-size: 13px; color: var(--c-text3); margin: 4px 0; display: -webkit-box; -webkit-line-clamp: 1; -webkit-box-orient: vertical; overflow: hidden; }
.ec-item .ec-body .ec-loc .am-icon { margin-right: 4px; color: var(--c-accent); }
.ec-item .ec-body .ec-meta { display: flex; align-items: center; gap: 14px; font-size: 12px; color: var(--c-text4); }
.ec-item .ec-body .ec-meta .ec-cat { color: var(--c-blue); }

/* ===== Topic Sections (full-width) ===== */
.topic-section { padding: 24px 0; }
.topic-header {
    display: flex; align-items: center; justify-content: space-between;
    margin-bottom: 16px;
}
.topic-header .topic-title {
    font-size: 20px; font-weight: 700;
    display: flex; align-items: center;
    gap: 8px;
}
.topic-header .topic-title::before {
    content: '';
    width: 4px; height: 22px;
    background: var(--c-accent);
    border-radius: 2px;
}
.topic-header .topic-more { font-size: 13px; color: var(--c-text3); }
.topic-header .topic-more:hover { color: var(--c-blue); }

.topic-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.topic-card {
    background: var(--c-white);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--trans);
    cursor: pointer;
}
.topic-card:hover { transform: translateY(-3px); box-shadow: var(--shadow); }
.topic-card .tc-thumb {
    width: 100%; height: 160px;
    background: linear-gradient(135deg, #e8edf2 0%, #dce3ea 100%);
    display: flex; align-items: center; justify-content: center;
    overflow: hidden;
}
.tc-thumb .am-icon { font-size: 44px; color: #b0bfcc; }
.topic-card .tc-body { padding: 14px 16px; }
.topic-card .tc-body h3 { font-size: 15px; font-weight: 600; line-height: 1.5; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.topic-card .tc-body h3:hover { color: var(--c-blue); }
.topic-card .tc-body .tc-meta { font-size: 11px; color: var(--c-text4); margin-top: 8px; display: flex; justify-content: space-between; }

/* ===== Footer ===== */
.footer {
    background: var(--c-dark);
    color: #9aa0ab;
    margin-top: 20px;
}
.footer .footer-main { padding: 44px 0 30px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1.2fr; gap: 30px; }
.footer-about .flogo { font-size: 22px; font-weight: 700; color: #fff; margin-bottom: 12px; }
.footer-about .flogo span { color: var(--c-blue); }
.footer-about p { font-size: 12px; line-height: 1.9; margin-bottom: 14px; }
.footer-about .fsocial { display: flex; gap: 8px; }
.footer-about .fsocial a {
    width: 32px; height: 32px;
    border: 1px solid #3a4150;
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    color: #9aa0ab; font-size: 14px;
    transition: var(--trans);
}
.footer-about .fsocial a:hover { border-color: var(--c-blue); color: var(--c-blue); }

.footer-col h4 {
    font-size: 15px; font-weight: 600; color: #fff;
    margin-bottom: 16px; padding-bottom: 8px;
    position: relative;
}
.footer-col h4::after {
    content: ''; position: absolute; bottom: 0; left: 0;
    width: 24px; height: 2px; background: var(--c-blue);
}
.footer-col ul li { margin-bottom: 8px; }
.footer-col ul li a { font-size: 12px; color: #9aa0ab; transition: var(--trans); }
.footer-col ul li a:hover { color: #fff; }
.footer-contact .fc-item {
    display: flex; gap: 8px; margin-bottom: 10px;
    font-size: 12px; align-items: flex-start;
}
.footer-contact .fc-item .am-icon { color: var(--c-blue); margin-top: 2px; }
.footer-bottom {
    border-top: 1px solid #2a3040;
    padding: 16px 0;
    font-size: 12px; color: #6a7080;
    text-align: center;
}
.footer-bottom a { color: #6a7080; }
.footer-bottom a:hover { color: #fff; }

/* ===== Back to Top ===== */
.back-top {
    position: fixed; bottom: 40px; right: 24px;
    width: 42px; height: 42px;
    background: var(--c-blue); color: #fff;
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    cursor: pointer; z-index: 999;
    opacity: 0; visibility: hidden; transform: translateY(10px);
    transition: var(--trans);
    box-shadow: 0 3px 12px rgba(26,109,181,0.3);
    font-size: 18px;
}
.back-top.visible { opacity: 1; visibility: visible; transform: translateY(0); }
.back-top:hover { background: var(--c-primary); transform: translateY(-2px); }

/* ===== Mobile Nav ===== */
.mobile-overlay {
    position: fixed; top: 0; left: 0; width: 100%; height: 100%;
    background: rgba(0,0,0,0.5); z-index: 2000;
    opacity: 0; visibility: hidden; transition: var(--trans);
}
.mobile-overlay.active { opacity: 1; visibility: visible; }
.mobile-panel {
    position: fixed; top: 0; right: -300px; width: 280px; height: 100%;
    background: #fff; z-index: 2001;
    transition: right 0.3s ease;
    overflow-y: auto;
}
.mobile-panel.active { right: 0; }
.mobile-panel .mp-close {
    text-align: right; padding: 16px; font-size: 22px; cursor: pointer;
}
.mobile-panel ul { padding: 0 16px; }
.mobile-panel ul li { border-bottom: 1px solid #eee; }
.mobile-panel ul li a { display: block; padding: 13px 0; font-size: 15px; color: var(--c-text); }
.mobile-panel .mp-sub { padding-left: 16px; background: #fafafa; }
.mobile-panel .mp-sub li a { font-size: 13px; color: var(--c-text2); }

/* ===== Responsive ===== */
@media (max-width: 1200px) {
    .hero-grid { grid-template-columns: 1fr 1fr; }
    .hero-side { display: none; }
    .topic-grid { grid-template-columns: repeat(2, 1fr); }
    .page-grid { grid-template-columns: 1fr 300px; }
}
@media (max-width: 1024px) {
    .main-nav { display: none; }
    .header-search .search-box { width: 140px; }
    .header-search .search-box input { width: 120px; }
    .menu-toggle { display: block; }
    .header-search .btn-contribute { display: none; }
    .hero-grid { grid-template-columns: 1fr; }
    .hero-featured { min-height: 260px; }
    .hero-list { flex-direction: row; }
    .hero-list-item { flex: 1; min-width: 0; }
    .hero-list-item .hli-thumb { width: 100px; height: 70px; }
    .page-grid { grid-template-columns: 1fr; }
    .side-col { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
    .card-grid { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 767px) {
    .topbar { display: none; }
    .header .container { height: 52px; }
    .header .logo .logo-text { font-size: 18px; }
    .header .logo .logo-sub { display: none; }
    .header-search .search-box { width: auto; }
    .header-search .search-box input { width: 100px; }
    .ticker { display: none; }
    .hero-section { padding: 12px 0; }
    .hero-featured { min-height: 200px; }
    .hero-featured .hero-info h1 { font-size: 18px; }
    .hero-featured .hero-info p { display: none; }
    .hero-list { flex-direction: column; }
    .hero-list-item .hli-thumb { width: 100px; height: 66px; }
    .hero-list-item .hli-info h3 { font-size: 13px; }
    .topic-grid { grid-template-columns: 1fr 1fr; }
    .topic-card .tc-thumb { height: 120px; }
    .topic-card .tc-body h3 { font-size: 13px; }
    .side-col { grid-template-columns: 1fr; }
    .news-list-compact .news-item { flex-direction: column; }
    .news-list-compact .news-item .ni-thumb { width: 100%; min-height: 160px; }
    .footer-grid { grid-template-columns: 1fr; gap: 24px; }
    .tags-bar { display: none; }
    .panel-hd { flex-wrap: wrap; gap: 8px; }
}


ol, ul {
    padding-left: 0em
}