/* ====== OpenAether Wiki — 全新设计 v3.0 ====== */

/* ====== CSS 变量 ====== */
:root {
    --primary: #e8739e;
    --primary-light: #f099b7;
    --primary-dim: rgba(232, 115, 158, 0.12);
    --primary-glow: rgba(232, 115, 158, 0.25);
    --accent: #7c8bf7;
    --accent-dim: rgba(124, 139, 247, 0.12);
    --bg: #0b0b15;
    --bg2: #111122;
    --card: #161629;
    --card-hover: #1c1c35;
    --card-border: rgba(255, 255, 255, 0.06);
    --text: #ececf0;
    --text2: #a8a8c0;
    --text3: #6a6a88;
    --border: rgba(255, 255, 255, 0.08);
    --glass: rgba(11, 11, 21, 0.85);
    --glass-border: rgba(255, 255, 255, 0.06);
    --radius: 14px;
    --radius-sm: 10px;
    --shadow: 0 2px 12px rgba(0,0,0,0.3);
    --shadow-lg: 0 8px 32px rgba(0,0,0,0.4);
    --transition: 0.25s cubic-bezier(0.4,0,0.2,1);
    --header-height: 64px;
    --bottom-nav-height: 62px;
    --font-sans: 'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,'Noto Sans SC',sans-serif;
    --font-mono: 'JetBrains Mono','Fira Code','Cascadia Code',monospace;
}
[data-theme="light"] {
    --primary: #d4608a;
    --primary-dim: rgba(212,96,138,0.10);
    --primary-glow: rgba(212,96,138,0.15);
    --accent: #5b6cdb;
    --accent-dim: rgba(91,108,219,0.10);
    --bg: #f5f5f8;
    --bg2: #eeeef3;
    --card: #ffffff;
    --card-hover: #f8f8fc;
    --card-border: rgba(0,0,0,0.06);
    --text: #1a1a2e;
    --text2: #55556b;
    --text3: #8a8aa0;
    --border: rgba(0,0,0,0.08);
    --glass: rgba(245,245,248,0.9);
    --glass-border: rgba(0,0,0,0.06);
    --shadow: 0 2px 12px rgba(0,0,0,0.06);
    --shadow-lg: 0 8px 32px rgba(0,0,0,0.08);
}
[data-font="large"] { --font-scale: 1.1; }
[data-font="xlarge"] { --font-scale: 1.2; }
:not([data-font]) { --font-scale: 1; }
*,*::before,*::after { margin:0; padding:0; box-sizing:border-box; }
html { scroll-behavior:smooth; -webkit-tap-highlight-color:transparent; }
body {
    font-family:var(--font-sans);
    font-size:calc(0.9375rem * var(--font-scale));
    line-height:1.65;
    background:var(--bg); color:var(--text);
    min-height:100vh; -webkit-font-smoothing:antialiased;
    overflow-x:hidden;
}
a { color:var(--primary); text-decoration:none; transition:color var(--transition); }
a:hover { color:var(--primary-light); }
button { border:none; background:none; color:inherit; font-family:inherit; font-size:inherit; cursor:pointer; outline:none; }
img { max-width:100%; display:block; }
::-webkit-scrollbar { width:6px; height:6px; }
::-webkit-scrollbar-track { background:transparent; }
::-webkit-scrollbar-thumb { background:rgba(255,255,255,0.1); border-radius:3px; }

/* Loading */
#loadingScreen {
    position:fixed; inset:0; z-index:9999;
    display:flex; flex-direction:column;
    align-items:center; justify-content:center;
    background:var(--bg); gap:24px;
    transition:opacity 0.5s, visibility 0.5s;
}
#loadingScreen.hidden { opacity:0; visibility:hidden; pointer-events:none; }
.loading-logo { position:relative; width:72px; height:72px; display:flex; align-items:center; justify-content:center; }
.loading-ring {
    position:absolute; inset:0;
    border:3px solid var(--primary-dim);
    border-top-color:var(--primary);
    border-radius:50%;
    animation:spin 0.8s linear infinite;
}
.loading-icon { font-size:2rem; z-index:1; }
.loading-text {
    font-size:1.2rem; font-weight:600;
    background:linear-gradient(135deg,var(--primary),var(--accent));
    -webkit-background-clip:text; -webkit-text-fill-color:transparent;
    background-clip:text;
}
.loading-bar { width:200px; height:3px; background:var(--card); border-radius:2px; overflow:hidden; }
.loading-bar-fill { height:100%; width:0%; background:linear-gradient(90deg,var(--primary),var(--accent)); border-radius:2px; transition:width 0.3s; }
@keyframes spin { to { transform:rotate(360deg); } }

/* TopNav */
#topNav {
    position:fixed; top:0; left:0; right:0; z-index:100;
    height:var(--header-height);
    display:flex; align-items:center; gap:16px;
    padding:0 24px;
    background:var(--glass);
    backdrop-filter:blur(20px);
    -webkit-backdrop-filter:blur(20px);
    border-bottom:1px solid var(--glass-border);
}
.nav-left { display:flex; align-items:center; min-width:fit-content; }
.nav-logo { font-size:1.05rem; font-weight:700; color:var(--text); display:flex; align-items:center; gap:8px; white-space:nowrap; }
.nav-logo:hover { color:var(--primary); }
.nav-center { flex:1; max-width:520px; margin:0 auto; }
.nav-right { display:flex; align-items:center; gap:6px; }
.nav-btn { width:36px; height:36px; border-radius:50%; display:flex; align-items:center; justify-content:center; font-size:1rem; transition:background var(--transition); }
.nav-btn:hover { background:var(--card); }

/* Search */
.search-box { position:relative; width:100%; }
.search-icon { position:absolute; left:12px; top:50%; transform:translateY(-50%); width:16px; height:16px; color:var(--text3); pointer-events:none; }
#searchInput {
    width:100%; height:40px;
    padding:0 12px 0 36px;
    background:var(--card);
    border:1px solid var(--card-border);
    border-radius:10px;
    color:var(--text); font-size:0.9rem; font-family:inherit;
    outline:none;
    transition:border-color var(--transition), box-shadow var(--transition);
}
#searchInput::placeholder { color:var(--text3); }
#searchInput:focus { border-color:var(--primary); box-shadow:0 0 0 3px var(--primary-dim); }
.search-kbd {
    position:absolute; right:10px; top:50%; transform:translateY(-50%);
    padding:2px 6px; background:var(--bg2); border:1px solid var(--border);
    border-radius:4px; font-size:0.7rem; color:var(--text3);
    font-family:inherit; pointer-events:none;
}
.search-dropdown {
    position:absolute; top:calc(100% + 6px); left:0; right:0;
    background:var(--card);
    border:1px solid var(--card-border);
    border-radius:var(--radius);
    box-shadow:var(--shadow-lg);
    max-height:420px; overflow-y:auto; z-index:200;
}
.search-history-title { padding:10px 14px 6px; font-size:0.75rem; color:var(--text3); display:flex; justify-content:space-between; }
.clear-history { cursor:pointer; color:var(--primary); font-weight:500; }
.search-item { display:flex; align-items:center; gap:10px; padding:10px 14px; cursor:pointer; transition:background var(--transition); }
.search-item:hover { background:var(--bg2); }
.search-item-icon { font-size:0.9rem; flex-shrink:0; }
.search-item-text { flex:1; min-width:0; }
.search-item-title { font-size:0.9rem; font-weight:500; color:var(--text); }
.search-item-summary { font-size:0.78rem; color:var(--text3); white-space:nowrap; overflow:hidden; text-overflow:ellipsis; }
.search-item-category { font-size:0.7rem; padding:2px 8px; background:var(--primary-dim); color:var(--primary); border-radius:10px; white-space:nowrap; }

/* Main */
#mainContent {
    max-width:1100px; margin:0 auto;
    padding:calc(var(--header-height) + 24px) 24px calc(var(--bottom-nav-height) + 24px);
    min-height:100vh;
}
.page { animation:fadeIn 0.4s ease; }
@keyframes fadeIn { from{opacity:0;transform:translateY(10px)} to{opacity:1;transform:translateY(0)} }

/* Home - Minimal */
.home-hero { text-align:center; padding:60px 0 32px; max-width:480px; margin:0 auto; }
.home-brand { margin-bottom:24px; }
.home-title { font-size:1.5rem; font-weight:700; color:var(--text); letter-spacing:-0.3px; }
.home-subtitle { margin-top:6px; font-size:0.85rem; color:var(--text3); letter-spacing:2px; }
.home-search-wrap { position:relative; display:flex; align-items:center; margin-bottom:12px; }
.home-search-wrap .search-icon { position:absolute; left:14px; top:50%; transform:translateY(-50%); width:16px; height:16px; color:var(--text3); pointer-events:none; }
.home-search-input { width:100%; height:46px; padding:0 14px 0 42px; background:var(--card); border:1px solid var(--card-border); border-radius:12px; color:var(--text); font-size:0.95rem; font-family:inherit; outline:none; transition:border-color var(--transition),box-shadow var(--transition); }
.home-search-input::placeholder { color:var(--text3); }
.home-search-input:focus { border-color:var(--primary); box-shadow:0 0 0 3px var(--primary-dim); }
.home-total { font-size:0.82rem; color:var(--text3); }
.home-total strong { color:var(--text); font-weight:600; }
.home-section { margin-bottom:28px; }
.section-title { font-size:0.85rem; font-weight:500; color:var(--text2); margin-bottom:12px; }

/* Category Grid */
.category-grid { display:grid; grid-template-columns:repeat(auto-fill,minmax(180px,1fr)); gap:12px; }
.category-card {
    background:var(--card); border:1px solid var(--card-border); border-radius:var(--radius);
    padding:20px 16px; text-align:center; cursor:pointer;
    transition:all var(--transition); position:relative; overflow:hidden;
}
.category-card::before {
    content:''; position:absolute; inset:0;
    background:linear-gradient(135deg,var(--primary-dim),var(--accent-dim));
    opacity:0; transition:opacity var(--transition);
}
.category-card:hover { transform:translateY(-3px); border-color:var(--primary); box-shadow:0 4px 20px rgba(232,115,158,0.1); }
.category-card:hover::before { opacity:1; }
.category-card > * { position:relative; z-index:1; }
.category-icon { font-size:2rem; margin-bottom:6px; }
.category-name { font-size:0.95rem; font-weight:600; color:var(--text); margin-bottom:4px; }
.category-desc { font-size:0.78rem; color:var(--text3); display:-webkit-box; -webkit-line-clamp:2; -webkit-box-orient:vertical; overflow:hidden; line-height:1.4; }
.category-count { display:inline-block; margin-top:10px; padding:2px 10px; font-size:0.72rem; background:var(--primary-dim); color:var(--primary); border-radius:10px; }

/* Article List (home) */
.article-list { display:flex; flex-direction:column; gap:8px; }
.article-item { display:flex; align-items:center; gap:12px; padding:12px 0; cursor:pointer; transition:all var(--transition); border-bottom:1px solid var(--border); }
.article-item:last-child { border-bottom:none; }
.article-item:hover { padding-left:6px; }
.article-item-rank { width:20px; height:20px; border-radius:4px; display:flex; align-items:center; justify-content:center; font-size:0.7rem; font-weight:600; background:var(--bg2); color:var(--text3); flex-shrink:0; }
.article-item-rank.top3 { background:var(--primary); color:#fff; }
.article-item-rank { width:26px; height:26px; border-radius:50%; display:flex; align-items:center; justify-content:center; font-size:0.75rem; font-weight:700; background:var(--bg2); color:var(--text3); flex-shrink:0; }
.article-item-rank.top3 { background:linear-gradient(135deg,var(--primary),var(--accent)); color:#fff; }
.article-item-info { flex:1; min-width:0; }
.article-item-title { font-size:0.9rem; font-weight:600; color:var(--text); }
.article-item-summary { font-size:0.78rem; color:var(--text3); white-space:nowrap; overflow:hidden; text-overflow:ellipsis; margin-top:2px; }
.article-item-meta { display:flex; align-items:center; gap:8px; flex-shrink:0; font-size:0.75rem; color:var(--text3); }
.article-item-tag { padding:2px 8px; border-radius:8px; font-size:0.7rem; background:var(--primary-dim); color:var(--primary); }

/* Daily Pick */
.daily-pick { padding:16px; background:var(--card); border:1px solid var(--card-border); border-radius:var(--radius); cursor:pointer; transition:all var(--transition); }
.daily-pick:hover { border-color:var(--primary-dim); }
.daily-pick-badge { font-size:0.72rem; color:var(--primary); margin-bottom:6px; }
.daily-pick-title { font-size:1rem; font-weight:600; color:var(--text); margin-bottom:4px; }
.daily-pick-summary { font-size:0.82rem; color:var(--text3); line-height:1.5; }

/* Category Page */
.page-header { margin-bottom:16px; }
#categoryTitle { font-size:1.5rem; font-weight:700; color:var(--text); margin-bottom:12px; }
.category-filter { display:flex; gap:8px; flex-wrap:wrap; overflow-x:auto; padding-bottom:4px; }
.cat-filter-btn { padding:6px 14px; border-radius:20px; font-size:0.82rem; background:var(--card); border:1px solid var(--card-border); color:var(--text2); white-space:nowrap; transition:all var(--transition); }
.cat-filter-btn:hover { border-color:var(--primary); color:var(--primary); }
.cat-filter-btn.active { background:var(--primary-dim); border-color:var(--primary); color:var(--primary); font-weight:500; }
.category-toolbar { display:flex; align-items:center; gap:12px; margin-bottom:16px; flex-wrap:wrap; }
.sort-btns { display:flex; gap:4px; }
.sort-btn { padding:5px 12px; border-radius:6px; font-size:0.8rem; color:var(--text3); transition:all var(--transition); }
.sort-btn:hover { color:var(--text); background:var(--card); }
.sort-btn.active { background:var(--primary-dim); color:var(--primary); font-weight:500; }
.tag-filter { display:flex; gap:6px; flex-wrap:wrap; }
.tag-chip { padding:3px 10px; border-radius:10px; font-size:0.72rem; background:var(--bg2); color:var(--text3); cursor:pointer; transition:all var(--transition); }
.tag-chip:hover { background:var(--primary-dim); color:var(--primary); }

/* Article Grid (category) */
.article-grid { display:grid; grid-template-columns:repeat(auto-fill,minmax(280px,1fr)); gap:14px; }
.article-card {
    background:var(--card); border:1px solid var(--card-border); border-radius:var(--radius);
    padding:20px; cursor:pointer;
    transition:all var(--transition); display:flex; flex-direction:column;
}
.article-card:hover { transform:translateY(-3px); border-color:var(--primary); box-shadow:0 4px 20px rgba(232,115,158,0.08); }
.article-card-title { font-size:1rem; font-weight:600; color:var(--text); margin-bottom:8px; }
.article-card-summary {
    font-size:0.82rem; color:var(--text3); line-height:1.5;
    display:-webkit-box; -webkit-line-clamp:3; -webkit-box-orient:vertical;
    overflow:hidden; flex:1;
}
.article-card-footer { display:flex; align-items:center; justify-content:space-between; margin-top:14px; gap:8px; }
.article-card-tags { display:flex; gap:4px; flex-wrap:wrap; }
.article-card-date { font-size:0.72rem; color:var(--text3); white-space:nowrap; }

/* Pagination */
.pagination { display:flex; align-items:center; justify-content:center; gap:4px; padding:28px 0; flex-wrap:wrap; }
.pagination a,.pagination span { display:inline-flex; align-items:center; justify-content:center; min-width:36px; height:36px; padding:0 10px; border-radius:8px; font-size:0.85rem; color:var(--text2); transition:all var(--transition); }
.pagination a.page-link { cursor:pointer; background:var(--card); border:1px solid var(--card-border); }
.pagination a.page-link:hover { background:var(--primary-dim); color:var(--primary); border-color:var(--primary); }
.pagination a.page-link.active { background:var(--primary); color:#fff; border-color:var(--primary); box-shadow:0 0 10px var(--primary-glow); }
.pagination .page-disabled { opacity:0.3; cursor:default; }
.pagination .page-info { font-size:0.78rem; color:var(--text3); padding:0 8px; }

/* Article Page */
.article-layout { display:flex; gap:28px; align-items:flex-start; }
.article-main { flex:1; min-width:0; }
.article-breadcrumb { display:flex; align-items:center; gap:6px; font-size:0.8rem; color:var(--text3); margin-bottom:20px; }
.article-breadcrumb a { color:var(--text3); }
.article-breadcrumb a:hover { color:var(--primary); }
.article-breadcrumb .sep { color:var(--text3); opacity:0.4; }
.article-content { background:var(--card); border:1px solid var(--card-border); border-radius:var(--radius); padding:32px; line-height:1.8; }
.article-content h1 { font-size:1.8rem; font-weight:800; margin-bottom:8px; color:var(--text); }
.article-content h2 { font-size:1.2rem; font-weight:700; margin:28px 0 12px; padding-bottom:8px; border-bottom:1px solid var(--border); color:var(--text); }
.article-content h3 { font-size:1.05rem; font-weight:600; margin:20px 0 10px; color:var(--text); }
.article-content p { margin-bottom:12px; color:var(--text2); }
.article-content strong { color:var(--text); font-weight:600; }
.article-content code { padding:2px 6px; border-radius:4px; font-family:var(--font-mono); font-size:0.85em; background:var(--bg2); color:var(--primary); }
.article-content pre { background:var(--bg2); border-radius:var(--radius-sm); padding:16px; overflow-x:auto; margin:16px 0; border:1px solid var(--border); position:relative; }
.article-content pre code { background:none; padding:0; color:var(--text2); font-size:0.82rem; line-height:1.6; }
.article-content ul { margin:8px 0 12px 20px; color:var(--text2); }
.article-content li { margin-bottom:4px; }
.article-content table { display:block; overflow-x:auto; white-space:nowrap; width:100%; margin:16px 0; border-collapse:collapse; }
.article-content th,.article-content td { padding:8px 14px; border:1px solid var(--border); font-size:0.85rem; text-align:left; }
.article-content th { background:var(--bg2); color:var(--text); font-weight:600; }
.article-content td { color:var(--text2); }
.wiki-link { color:var(--primary); font-weight:500; border-bottom:1px dashed var(--primary-dim); }
.wiki-link:hover { border-bottom-color:var(--primary); }
.article-tags { display:flex; gap:6px; flex-wrap:wrap; margin-bottom:16px; }

/* Code Highlight */
.hl-comment { color:#5a5a78; font-style:italic; }
.hl-keyword { color:#e8739e; font-weight:500; }
.hl-string { color:#98c379; }
.hl-number { color:#d19a66; }
.hl-func { color:#61afef; }
.hl-tag { color:#e8739e; }
.hl-attr { color:#61afef; }
.code-lang { position:absolute; top:6px; right:10px; font-size:0.7rem; color:var(--text3); font-family:var(--font-sans); }

/* Collapse */
.collapse-box { margin:12px 0; border:1px solid var(--border); border-radius:var(--radius-sm); overflow:hidden; }
.collapse-header { padding:10px 14px; background:var(--bg2); color:var(--text2); cursor:pointer; font-size:0.9rem; font-weight:500; display:flex; align-items:center; transition:background var(--transition); }
.collapse-header::before { content:'\25B6'; margin-right:8px; font-size:0.7rem; transition:transform var(--transition); }
.collapse-header.open::before { transform:rotate(90deg); }
.collapse-body { padding:0 14px; max-height:0; overflow:hidden; transition:max-height 0.3s; }
.collapse-body.open { max-height:1000px; padding:10px 14px; }

/* Article Nav */
.article-nav { display:flex; justify-content:space-between; gap:12px; margin-top:24px; }
.article-nav-btn { padding:10px 18px; background:var(--card); border:1px solid var(--card-border); border-radius:var(--radius-sm); font-size:0.85rem; color:var(--text2); transition:all var(--transition); flex:1; text-align:center; }
.article-nav-btn:hover { border-color:var(--primary); color:var(--primary); }

/* Sidebar */
.article-sidebar { width:260px; flex-shrink:0; position:sticky; top:calc(var(--header-height) + 24px); display:flex; flex-direction:column; gap:16px; }
.article-sidebar > div { background:var(--card); border:1px solid var(--card-border); border-radius:var(--radius); padding:16px; }
.article-sidebar h3 { font-size:0.85rem; font-weight:600; color:var(--text); margin-bottom:10px; }
.toc-list { display:flex; flex-direction:column; gap:2px; }
.toc-list a { display:block; padding:5px 0 5px 12px; font-size:0.8rem; color:var(--text3); border-left:2px solid var(--border); transition:all var(--transition); }
.toc-list a:hover { color:var(--primary); border-left-color:var(--primary-dim); }
.toc-list a.active { color:var(--primary); border-left-color:var(--primary); font-weight:500; }
.info-row { display:flex; justify-content:space-between; padding:6px 0; font-size:0.8rem; border-bottom:1px solid var(--border); }
.info-row:last-child { border-bottom:none; }
.info-key { color:var(--text3); }
.info-val { color:var(--text2); text-align:right; max-width:60%; word-break:break-all; }
.related-card a { display:block; padding:6px 0; font-size:0.82rem; color:var(--text2); transition:color var(--transition); }
.related-card a:hover { color:var(--primary); }

/* Stats */
.page-title { font-size:1.5rem; font-weight:700; color:var(--text); margin-bottom:24px; }
/* Dashboard */
.dashboard { display:grid; grid-template-columns:repeat(4,1fr); gap:14px; margin-bottom:24px; }
.dash-card { background:var(--card); border:1px solid var(--card-border); border-radius:var(--radius); padding:24px 16px; text-align:center; }
.dash-icon { font-size:1.6rem; margin-bottom:6px; }
.dash-num { font-size:1.6rem; font-weight:700; color:var(--text); }
.dash-label { font-size:0.78rem; color:var(--text3); margin-top:2px; }

/* Cat stat */
.cat-list { display:flex; flex-direction:column; gap:8px; }
.cat-stat-item { display:flex; align-items:center; gap:8px; font-size:0.82rem; }
.cat-stat-icon { font-size:0.9rem; width:20px; text-align:center; }
.cat-stat-name { min-width:48px; color:var(--text2); }
.cat-stat-count { min-width:36px; text-align:right; color:var(--text); font-weight:600; }

/* Stats grid (keep) */
.stats-grid { display:grid; grid-template-columns:repeat(2,1fr); gap:16px; }

.stats-chart-card { background:var(--card); border:1px solid var(--card-border); border-radius:var(--radius); padding:20px; }
.stats-chart-card h3 { font-size:0.9rem; font-weight:600; color:var(--text); margin-bottom:14px; }
.rank-list { display:flex; flex-direction:column; gap:8px; }
.rank-item { display:flex; align-items:center; gap:10px; font-size:0.82rem; }
.rank-num { width:22px; text-align:center; font-weight:700; color:var(--text3); }
.rank-bar { flex:1; height:6px; background:var(--bg2); border-radius:3px; overflow:hidden; }
.rank-bar-fill { height:100%; background:linear-gradient(90deg,var(--primary),var(--accent)); border-radius:3px; transition:width 0.5s; }
.rank-val { font-size:0.75rem; color:var(--text3); min-width:40px; text-align:right; }
.word-cloud { display:flex; flex-wrap:wrap; gap:8px; align-items:center; justify-content:center; padding:10px; }
.word-item { padding:4px 12px; border-radius:14px; background:var(--primary-dim); color:var(--primary); cursor:pointer; transition:all var(--transition); }
.word-item:hover { background:var(--primary); color:#fff; transform:scale(1.05); }

/* BottomNav */
#bottomNav { display:flex; position:fixed; bottom:0; left:0; right:0; height:var(--bottom-nav-height); background:var(--glass); backdrop-filter:blur(20px); -webkit-backdrop-filter:blur(20px); border-top:1px solid var(--glass-border); z-index:100; }
#bottomNav a { flex:1; display:flex; flex-direction:column; align-items:center; justify-content:center; gap:2px; padding:8px 0; color:var(--text3); font-size:0.62rem; transition:color var(--transition); }
#bottomNav a svg { width:20px; height:20px; }
#bottomNav a.active { color:var(--primary); }

/* BackToTop */
#backToTop { position:fixed; bottom:calc(var(--bottom-nav-height) + 20px); right:24px; width:42px; height:42px; border-radius:50%; background:var(--primary); color:#fff; font-size:1.2rem; line-height:42px; text-align:center; box-shadow:0 0 15px var(--primary-glow); z-index:90; transition:all var(--transition); }
#backToTop:hover { transform:translateY(-2px); box-shadow:0 0 25px var(--primary-glow); }

/* ====== Responsive ====== */

/* Tablet */
@media (max-width:1024px) {
    .category-grid { grid-template-columns:repeat(auto-fill,minmax(160px,1fr)); }
    .article-sidebar { width:220px; }
    .dashboard { grid-template-columns:repeat(2,1fr); }
.stats-grid { grid-template-columns:1fr 1fr; }
}

/* Mobile */
@media (max-width:768px) {
    #topNav { padding:0 14px; gap:10px; }
    .nav-logo span { display:none; }
    .search-kbd { display:none; }
    #mainContent { padding:calc(var(--header-height) + 16px) 16px calc(var(--bottom-nav-height) + 16px); }
    .home-hero { padding:40px 0 24px; }
    .home-title { font-size:1.3rem; }
    .home-stats { grid-template-columns:repeat(2,1fr); gap:8px; }
    .stat-num { font-size:1.3rem; }
    .category-grid { grid-template-columns:repeat(2,1fr); gap:10px; }
    .article-grid { grid-template-columns:1fr; gap:12px; }
    .article-item-summary { display:-webkit-box; -webkit-line-clamp:2; -webkit-box-orient:vertical; white-space:normal; }
    .article-layout { flex-direction:column; }
    .article-sidebar { width:100%; position:static; }
    .article-sidebar > div { }
    .article-content { padding:20px 16px; }
    .article-content h1 { font-size:1.4rem; }
    .dashboard { grid-template-columns:repeat(2,1fr); }
.stats-grid { grid-template-columns:1fr; }
    .daily-pick-summary { display:-webkit-box; -webkit-line-clamp:3; -webkit-box-orient:vertical; overflow:hidden; }
}

/* Small phones */
@media (max-width:480px) {
    .home-title { font-size:1.35rem; }
    .home-subtitle { font-size:0.8rem; letter-spacing:2px; }
    .category-grid { grid-template-columns:1fr 1fr; gap:8px; }
    .category-card { padding:14px 10px; }
    .category-icon { font-size:1.5rem; }
    .category-name { font-size:0.85rem; }
    .article-card { padding:14px; }
    .article-card-title { font-size:0.9rem; }
    .sort-btns { justify-content:center; }
    .category-toolbar { flex-direction:column; align-items:stretch; }
    .pagination a,.pagination span { min-width:30px; height:30px; font-size:0.78rem; }
    #backToTop { width:36px; height:36px; font-size:1rem; line-height:36px; right:16px; }
}

/* Safe area */
@supports (padding-bottom:env(safe-area-inset-bottom)) {
    #bottomNav { padding-bottom:env(safe-area-inset-bottom); height:calc(var(--bottom-nav-height) + env(safe-area-inset-bottom)); }
    #mainContent { padding-bottom:calc(var(--bottom-nav-height) + env(safe-area-inset-bottom) + 16px); }
    #backToTop { bottom:calc(var(--bottom-nav-height) + env(safe-area-inset-bottom) + 20px); }
}