/*
Theme Name: KunpengTalk
Theme URI: https://example.com/kunpengtalk
Author: KunpengTalk
Description: 鲲鹏Talk — 大模型评测与选型平台主题。浅色现代风格，数据来自社区公开整理。
Version: 2.0.0
License: MIT
Text Domain: kunpengtalk
*/

/* ===== 设计变量 ===== */
:root {
	--bg: #ffffff;
	--bg-soft: #f8fafc;
	--border: #e2e8f0;
	--border-soft: #f1f5f9;
	--text: #0f172a;
	--text-2: #475569;
	--text-dim: #64748b;
	--text-faint: #94a3b8;
	--accent: #2563eb;
	--accent-hover: #1d4ed8;
	--accent-soft: #eff6ff;
	--green: #16a34a;
	--green-soft: #f0fdf4;
	--indigo: #4f46e5;
	--indigo-soft: #eef2ff;
	--amber: #d97706;
	--amber-soft: #fffbeb;
	--purple: #9333ea;
	--purple-soft: #faf5ff;
	--rank-1: #ef4444;
	--rank-2: #f59e0b;
	--rank-3: #eab308;
	--radius: 14px;
	--pill: 999px;
	--shadow: 0 8px 24px rgba(15, 23, 42, .08);
	--shadow-sm: 0 1px 2px rgba(15, 23, 42, .05);
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
	margin: 0;
	background: var(--bg);
	color: var(--text);
	font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Segoe UI", sans-serif;
	font-size: 15px;
	line-height: 1.65;
	-webkit-font-smoothing: antialiased;
}

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

.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.page-wide { max-width: 1360px; }
.page-body { padding: 48px 24px 80px; }
.section { margin-top: 72px; }
.site-main { min-height: 60vh; }

h1 { font-size: 32px; font-weight: 800; letter-spacing: -.02em; margin: 0 0 12px; }
h2 { font-size: 26px; font-weight: 800; letter-spacing: -.02em; margin: 0; }
h3 { font-size: 16px; font-weight: 700; margin: 0; }

.eyebrow {
	font-size: 12px; font-weight: 600; letter-spacing: .18em;
	color: var(--text-faint); text-transform: uppercase; margin: 0 0 10px;
}

.section-head {
	display: flex; justify-content: space-between; align-items: flex-end;
	gap: 16px; margin-bottom: 24px;
}
.section-sub { color: var(--text-dim); margin: 8px 0 0; font-size: 14px; }
.more-link {
	font-size: 14px; font-weight: 500; white-space: nowrap;
	display: inline-flex; align-items: center; gap: 4px;
}
.more-link:hover { text-decoration: none; color: var(--accent-hover); }
.more-link svg { transition: transform .15s; }
.more-link:hover svg { transform: translateX(2px); }

/* ===== 图标 ===== */
.icon { width: 15px; height: 15px; flex: none; vertical-align: -2px; }

/* ===== Header ===== */
.site-header {
	position: sticky; top: 0; z-index: 100;
	background: rgba(255, 255, 255, .85);
	backdrop-filter: saturate(180%) blur(12px);
	-webkit-backdrop-filter: saturate(180%) blur(12px);
	border-bottom: 1px solid var(--border);
}
.header-inner { display: flex; align-items: center; gap: 28px; height: 62px; }

.site-logo { display: inline-flex; align-items: center; gap: 9px; }
.site-logo:hover { text-decoration: none; }
.site-logo .logo-mark { width: 28px; height: 28px; flex: none; }
.logo-text { font-size: 18px; font-weight: 800; color: var(--text); letter-spacing: -.01em; }
.logo-text em { font-style: normal; color: var(--accent); }

.site-nav { display: flex; align-items: center; gap: 2px; }
.site-nav > a, .nav-group-label {
	color: var(--text-2); font-size: 14.5px; font-weight: 500;
	padding: 7px 12px; border-radius: 8px; display: inline-flex; align-items: center; gap: 4px;
}
.site-nav > a:hover, .nav-group-label:hover { color: var(--text); background: var(--bg-soft); text-decoration: none; }

.nav-group { position: relative; }
.nav-group-label { cursor: pointer; }
.nav-group-label svg { transition: transform .15s; }
.nav-group:hover .nav-group-label svg { transform: rotate(180deg); }
.nav-dropdown {
	display: none; position: absolute; top: calc(100% + 6px); left: 0; min-width: 168px;
	background: #fff; border: 1px solid var(--border); border-radius: 12px;
	box-shadow: var(--shadow); padding: 6px; z-index: 200;
}
.nav-dropdown a {
	display: block; padding: 8px 12px; border-radius: 8px;
	color: var(--text-2); font-size: 14px;
}
.nav-dropdown a:hover { background: var(--bg-soft); color: var(--text); text-decoration: none; }
.nav-group:hover .nav-dropdown, .nav-group:focus-within .nav-dropdown { display: block; }

.header-search {
	margin-left: auto; display: flex; align-items: center; gap: 6px;
	background: var(--bg-soft); border: 1px solid var(--border);
	border-radius: var(--pill); padding: 7px 14px; width: 220px;
	color: var(--text-faint);
	transition: border-color .15s, background .15s;
}
.header-search:focus-within { background: #fff; border-color: var(--accent); color: var(--accent); }
.header-search input {
	border: none; background: none; outline: none; flex: 1; min-width: 0;
	font-size: 13.5px; color: var(--text); font-family: inherit;
}
.header-search input::placeholder { color: var(--text-faint); }

.nav-toggle {
	display: none; margin-left: auto; background: none; border: 1px solid var(--border);
	border-radius: 10px; padding: 7px 9px; cursor: pointer; color: var(--text-2);
}
.nav-toggle svg { display: block; width: 20px; height: 20px; }

/* ===== Hero ===== */
.hero {
	padding: 96px 0 80px; text-align: center;
	background:
		radial-gradient(600px 240px at 50% 0%, rgba(37, 99, 235, .06), transparent 70%),
		var(--bg);
	border-bottom: 1px solid var(--border-soft);
}
.hero h1 { font-size: 46px; font-weight: 800; letter-spacing: -.03em; margin: 0 0 16px; }
.hero-sub { color: var(--text-dim); font-size: 16.5px; margin: 0 auto 36px; max-width: 620px; }

.hero-search {
	display: flex; align-items: center; gap: 8px;
	max-width: 620px; margin: 0 auto;
	background: #fff; border: 1px solid var(--border);
	border-radius: var(--pill); padding: 6px 6px 6px 20px;
	box-shadow: 0 4px 16px rgba(15, 23, 42, .06);
	transition: border-color .15s, box-shadow .15s;
}
.hero-search:focus-within { border-color: var(--accent); box-shadow: 0 4px 20px rgba(37, 99, 235, .12); }
.hero-search svg { color: var(--text-faint); flex: none; }
.hero-search input {
	flex: 1; min-width: 0; border: none; outline: none; background: none;
	font-size: 15px; color: var(--text); font-family: inherit; padding: 10px 0;
}
.hero-search input::placeholder { color: var(--text-faint); }
.hero-note { color: var(--text-faint); font-size: 13px; margin: 18px 0 0; }

/* ===== 统计区 ===== */
.stats-band { border-bottom: 1px solid var(--border-soft); }
.stats-row {
	display: flex; justify-content: center; gap: 96px; flex-wrap: wrap;
	padding: 44px 24px;
}
.stat { text-align: left; }
.stat strong {
	display: block; font-size: 40px; font-weight: 800; letter-spacing: -.03em;
	color: var(--text); line-height: 1.1; font-variant-numeric: tabular-nums;
}
.stat span { color: var(--text-dim); font-size: 13.5px; }
.stat-accent strong { color: var(--accent); }

/* ===== 任务卡片 ===== */
.task-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.task-card {
	display: flex; flex-direction: column; gap: 10px;
	background: #fff; border: 1px solid var(--border); border-radius: var(--radius);
	padding: 22px; color: var(--text);
	transition: transform .18s ease, box-shadow .18s ease, border-color .18s;
}
.task-card:hover { transform: translateY(-3px); box-shadow: var(--shadow); border-color: #cbd5e1; text-decoration: none; }
.task-icon {
	width: 38px; height: 38px; border-radius: 10px;
	background: var(--accent-soft); color: var(--accent);
	display: inline-flex; align-items: center; justify-content: center;
}
.task-icon svg { width: 18px; height: 18px; }
.task-card h3 { font-size: 16.5px; }
.task-card p { color: var(--text-dim); font-size: 13.5px; margin: 0; flex: 1; }
.task-go { font-size: 13px; font-weight: 600; color: var(--accent); display: inline-flex; align-items: center; gap: 4px; }

/* ===== 模型卡片 ===== */
.model-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.model-card {
	position: relative;
	background: #fff; border: 1px solid var(--border); border-radius: var(--radius);
	padding: 20px; display: flex; flex-direction: column; gap: 12px;
	transition: transform .18s ease, box-shadow .18s ease, border-color .18s;
}
.model-card:hover { transform: translateY(-3px); box-shadow: var(--shadow); border-color: #cbd5e1; }

.card-badges {
	position: absolute; top: 16px; right: 16px;
	display: flex; flex-wrap: wrap; gap: 6px; justify-content: flex-end;
	max-width: 55%;
}
.card-main { display: flex; gap: 13px; align-items: center; min-height: 48px; padding-right: 104px; }
.card-avatar {
	width: 44px; height: 44px; border-radius: 12px; flex: none;
	display: inline-flex; align-items: center; justify-content: center;
	font-size: 18px; font-weight: 700;
}
.card-title { min-width: 0; }
.card-title h3 { font-size: 16.5px; }
.card-title h3 a { color: var(--text); }
.card-title h3 a:hover { color: var(--accent); text-decoration: none; }
.card-org { color: var(--text-dim); font-size: 13px; display: block; margin-top: 2px; }

.card-desc {
	color: var(--text-dim); font-size: 13.5px; margin: 0; flex: 1;
	display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.card-foot {
	display: flex; align-items: center; gap: 16px; flex-wrap: wrap;
	border-top: 1px solid var(--border-soft); padding-top: 12px;
	color: var(--text-dim); font-size: 12.5px;
}
.card-meta { display: inline-flex; align-items: center; gap: 5px; }
.card-meta svg { color: var(--text-faint); }
.card-price { margin-left: auto; font-weight: 700; color: var(--text); font-size: 13px; }
.card-price-none { margin-left: auto; color: var(--text-faint); font-size: 12.5px; }

/* ===== 徽章 ===== */
.badge-row { display: flex; flex-wrap: wrap; gap: 6px; }
.badge {
	display: inline-flex; align-items: center; gap: 4px;
	padding: 3px 10px; border-radius: var(--pill);
	font-size: 12px; font-weight: 500; white-space: nowrap;
	background: var(--bg-soft); color: var(--text-dim);
}
.badge-license-open { background: var(--green-soft); color: var(--green); }
.badge-license-proprietary { background: var(--border-soft); color: var(--text-2); }
.badge-multimodal { background: var(--accent-soft); color: var(--accent); }
.badge-license-name { background: transparent; border: 1px solid var(--border); color: var(--text-dim); }
.badge-cat { background: var(--indigo-soft); color: var(--indigo); text-transform: capitalize; }
.badge-modality { background: var(--bg-soft); color: var(--text-dim); }
.badge-multi { background: var(--purple-soft); color: var(--purple); }
.badge-new { background: var(--amber-soft); color: var(--amber); }
.badge-context { background: var(--bg-soft); color: var(--text-2); }

/* ===== 按钮 ===== */
.btn {
	display: inline-flex; align-items: center; gap: 6px;
	background: var(--text); color: #fff; border: 1px solid var(--text);
	border-radius: var(--pill); padding: 9px 22px;
	font-size: 14px; font-weight: 600; cursor: pointer; font-family: inherit;
	transition: background .15s, transform .1s;
}
.btn:hover { background: #1e293b; text-decoration: none; color: #fff; }
.btn:active { transform: scale(.98); }
.btn-ghost {
	background: #fff; color: var(--text-2); border-color: var(--border); font-weight: 500;
}
.btn-ghost:hover { background: var(--bg-soft); color: var(--text); border-color: #cbd5e1; }
.btn svg { width: 14px; height: 14px; }
.link-row { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 24px; }

/* ===== 排名圆圈 ===== */
.rank-badge {
	display: inline-flex; align-items: center; justify-content: center;
	width: 24px; height: 24px; border-radius: 50%;
	font-size: 12px; font-weight: 700; font-variant-numeric: tabular-nums;
	background: var(--border-soft); color: var(--text-dim); flex: none;
}
tr.rank-1 .rank-badge, .rank-badge.rank-1 { background: var(--rank-1); color: #fff; }
tr.rank-2 .rank-badge, .rank-badge.rank-2 { background: var(--rank-2); color: #fff; }
tr.rank-3 .rank-badge, .rank-badge.rank-3 { background: var(--rank-3); color: #fff; }

/* ===== 榜单行（列表样式） ===== */
.model-grid > *, .lb-preview-grid > *, .task-grid > *, .bench-grid > *, .token-stats > * { min-width: 0; }
.rank-list { list-style: none; margin: 0; padding: 0; }
.rank-row {
	display: flex; align-items: center; gap: 12px;
	padding: 10px 12px; margin: 0 -12px; border-radius: 10px;
	border-bottom: 1px solid var(--border-soft);
}
.rank-row:last-child { border-bottom: none; }
.rank-row:hover { background: var(--bg-soft); }
.rank-name { font-weight: 600; color: var(--text); font-size: 14.5px; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.rank-name:hover { color: var(--accent); text-decoration: none; }
.rank-org { margin-left: auto; color: var(--text-faint); font-size: 12.5px; white-space: nowrap; min-width: 0; overflow: hidden; text-overflow: ellipsis; }
.rank-score {
	color: var(--accent); font-weight: 700; font-size: 14px;
	font-variant-numeric: tabular-nums; min-width: 44px; text-align: right;
}

/* ===== 榜单预览卡 ===== */
.lb-preview-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
.lb-preview {
	background: #fff; border: 1px solid var(--border); border-radius: var(--radius);
	padding: 20px 22px;
}
.lb-preview h3 { margin-bottom: 12px; display: flex; align-items: center; gap: 8px; }
.lb-preview h3 a { color: var(--text); }
.lb-preview h3 a:hover { color: var(--accent); text-decoration: none; }
.lb-preview h3 svg { color: var(--amber); }

/* ===== 表格 ===== */
.table-wrap { overflow-x: auto; }
.data-table {
	width: 100%; border-collapse: collapse; font-size: 14px;
	background: #fff; border: 1px solid var(--border); border-radius: var(--radius);
}
.data-table thead th {
	color: var(--text-dim); font-size: 12.5px; font-weight: 600;
	text-align: left; padding: 12px 16px;
	border-bottom: 1px solid var(--border); white-space: nowrap;
	background: var(--bg-soft);
}
.data-table thead th:first-child { border-top-left-radius: var(--radius); }
.data-table thead th:last-child { border-top-right-radius: var(--radius); }
.data-table tbody td { padding: 13px 16px; border-bottom: 1px solid var(--border-soft); vertical-align: middle; }
.data-table tbody tr:last-child td { border-bottom: none; }
.data-table tbody tr { transition: background .12s; }
.data-table tbody tr:hover { background: var(--bg-soft); }
.data-table td a { color: var(--text); font-weight: 500; }
.data-table td a:hover { color: var(--accent); text-decoration: none; }
.data-table th[data-sort-num] { cursor: pointer; user-select: none; }
.data-table th[data-sort-num]:hover { color: var(--text); }
.data-table th.sort-asc::after { content: " ↑"; color: var(--accent); }
.data-table th.sort-desc::after { content: " ↓"; color: var(--accent); }

.num, .score-cell { font-variant-numeric: tabular-nums; }
.score-cell { font-weight: 700; color: var(--accent); }
.rank-cell { width: 56px; }
.cell-best { position: relative; }
.cell-best::after {
	content: ""; position: absolute; inset: 6px; border-radius: 8px;
	background: var(--accent-soft); z-index: -1;
}
.compare-table .cell-best { color: var(--accent); }

.feat-yes { color: var(--green); font-weight: 700; }
.feat-no { color: var(--text-faint); }
.table-note { color: var(--text-faint); font-size: 12.5px; margin-top: 12px; }
.empty-note {
	color: var(--text-dim); padding: 40px 24px; text-align: center;
	background: var(--bg-soft); border-radius: var(--radius); font-size: 14px;
}

/* ===== Tab ===== */
.tab-bar { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 24px; }
.tab {
	display: inline-flex; align-items: center;
	padding: 7px 16px; border-radius: var(--pill);
	border: 1px solid var(--border); background: #fff;
	color: var(--text-2); font-size: 13.5px; font-weight: 500;
	margin: 2px 4px 2px 0; transition: all .15s;
}
.tab:hover { color: var(--text); border-color: #cbd5e1; text-decoration: none; }
.tab-active { background: var(--text); border-color: var(--text); color: #fff; font-weight: 600; }
.tab-active:hover { color: #fff; }
.bench-links { margin: 0 0 20px; line-height: 2.4; }
.cat-title { color: var(--text); text-transform: capitalize; font-size: 17px; margin: 28px 0 12px; }

/* ===== 筛选栏 ===== */
.filter-bar {
	display: flex; flex-wrap: wrap; gap: 10px; align-items: center;
	margin-bottom: 14px;
}
.filter-bar input[type="search"], .filter-bar select {
	background: #fff; border: 1px solid var(--border); color: var(--text);
	border-radius: var(--pill); padding: 9px 16px; font-size: 13.5px;
	font-family: inherit; outline: none; transition: border-color .15s;
	appearance: none; -webkit-appearance: none;
}
.filter-bar input[type="search"] { min-width: 240px; }
.filter-bar input[type="search"]:focus, .filter-bar select:focus { border-color: var(--accent); }
.filter-bar select {
	padding-right: 34px; cursor: pointer;
	background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%2394a3b8' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
	background-repeat: no-repeat; background-position: right 14px center;
}
.filter-caps { display: flex; flex-wrap: wrap; gap: 8px; }
.filter-caps label {
	display: inline-flex; align-items: center; gap: 6px; cursor: pointer;
	border: 1px solid var(--border); background: #fff; color: var(--text-2);
	border-radius: var(--pill); padding: 8px 16px; font-size: 13.5px; font-weight: 500;
	transition: all .15s; user-select: none;
}
.filter-caps label:hover { border-color: #cbd5e1; }
.filter-caps label:has(input:checked) {
	background: var(--accent-soft); border-color: var(--accent); color: var(--accent);
}
.filter-caps input { position: absolute; opacity: 0; pointer-events: none; }
.filter-hint { color: var(--text-faint); font-size: 12.5px; }

.active-filters { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 14px; }
.active-chip {
	display: inline-flex; align-items: center; gap: 6px;
	background: var(--accent-soft); border: 1px solid #bfdbfe; color: var(--accent);
	border-radius: var(--pill); padding: 4px 8px 4px 12px; font-size: 12.5px; font-weight: 500;
}
.active-chip a {
	display: inline-flex; align-items: center; justify-content: center;
	width: 16px; height: 16px; border-radius: 50%; color: var(--accent); font-size: 13px;
}
.active-chip a:hover { background: #dbeafe; text-decoration: none; }
.result-count { color: var(--text-dim); font-size: 13px; margin: 0 0 20px; }

/* ===== 详情页 ===== */
.detail-head { max-width: 780px; }
.detail-head h1 { font-size: 34px; }
.detail-org { color: var(--text-dim); font-size: 15px; display: block; margin: 6px 0 14px; }
.detail-desc { color: var(--text-2); max-width: 780px; font-size: 15px; }

.info-grid {
	display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
	gap: 12px; margin-top: 24px;
}
.info-item {
	background: var(--bg-soft); border-radius: 12px; padding: 14px 16px;
	display: flex; flex-direction: column; gap: 3px;
}
.info-label { color: var(--text-faint); font-size: 12px; }
.info-item span:last-child { font-weight: 600; font-size: 14.5px; }

/* ===== Benchmark 归档 ===== */
.bench-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); gap: 12px; }
.bench-card {
	display: flex; flex-direction: column; gap: 3px;
	background: #fff; border: 1px solid var(--border); border-radius: 12px;
	padding: 15px 18px; color: var(--text);
	transition: transform .15s, box-shadow .15s;
}
.bench-card:hover { transform: translateY(-2px); box-shadow: var(--shadow); text-decoration: none; }
.bench-card strong { font-size: 14.5px; }
.bench-meta { color: var(--text-faint); font-size: 12px; }

/* ===== 对比页 ===== */
.compare-picker { position: relative; flex: 1; min-width: 280px; }
.compare-picker input[type="search"] { width: 100%; }
.compare-suggest {
	display: none; position: absolute; top: calc(100% + 6px); left: 0; right: 0; z-index: 300;
	background: #fff; border: 1px solid var(--border); border-radius: 12px;
	box-shadow: var(--shadow); max-height: 280px; overflow-y: auto; padding: 6px;
}
.compare-suggest button {
	display: block; width: 100%; text-align: left; background: none; border: none;
	color: var(--text); padding: 9px 12px; cursor: pointer; font-size: 14px;
	border-radius: 8px; font-family: inherit;
}
.compare-suggest button:hover { background: var(--bg-soft); }
.compare-chips { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 10px; }
.chip {
	display: inline-flex; align-items: center; gap: 6px;
	background: var(--accent-soft); border: 1px solid #bfdbfe; color: var(--accent);
	border-radius: var(--pill); padding: 4px 6px 4px 14px; font-size: 13px; font-weight: 500;
}
.chip-remove {
	background: none; border: none; color: var(--accent); cursor: pointer;
	font-size: 16px; line-height: 1; padding: 2px 6px; border-radius: 50%;
}
.chip-remove:hover { background: #dbeafe; }
.compare-table tbody th { white-space: nowrap; color: var(--text-dim); font-weight: 500; font-size: 13px; }
.compare-table thead th a { color: var(--text); font-size: 14.5px; }
.compare-table thead th a:hover { color: var(--accent); text-decoration: none; }

/* ===== 计算器 ===== */
.calc-row {
	display: grid; grid-template-columns: 1.4fr 1fr 1.2fr 1.2fr 1fr auto;
	gap: 14px; align-items: start;
	background: #fff; border: 1px solid var(--border); border-radius: var(--radius);
	padding: 18px 20px; margin-bottom: 14px;
}
.calc-field { display: flex; flex-direction: column; gap: 7px; }
.calc-field label { color: var(--text-dim); font-size: 12.5px; font-weight: 500; }
.calc-field select, .calc-field input[type="number"] {
	background: #fff; border: 1px solid var(--border); color: var(--text);
	border-radius: 10px; padding: 9px 12px; font-size: 14px; width: 100%;
	font-family: inherit; outline: none; transition: border-color .15s;
}
.calc-field select:focus, .calc-field input[type="number"]:focus { border-color: var(--accent); }
.calc-token-input { display: flex; flex-direction: column; gap: 6px; }
.quick-btns { display: flex; gap: 6px; }
.quick-btns button {
	background: var(--bg-soft); border: 1px solid var(--border-soft); color: var(--text-dim);
	border-radius: var(--pill); padding: 3px 12px; font-size: 11.5px; cursor: pointer;
	font-family: inherit; transition: all .15s;
}
.quick-btns button:hover { color: var(--accent); border-color: var(--accent); background: var(--accent-soft); }
.calc-result { font-size: 24px; font-weight: 800; color: var(--text); letter-spacing: -.02em; font-variant-numeric: tabular-nums; }
.calc-detail { color: var(--text-faint); font-size: 11.5px; }
.calc-remove { padding: 9px 15px; font-size: 16px; align-self: end; }

/* ===== Token 计数器 ===== */
.token-textarea {
	width: 100%; background: #fff; border: 1px solid var(--border);
	color: var(--text); border-radius: var(--radius); padding: 18px;
	font-size: 14.5px; font-family: inherit; resize: vertical; outline: none;
	transition: border-color .15s;
}
.token-textarea:focus { border-color: var(--accent); }
.token-stats {
	display: flex; gap: 0; flex-wrap: wrap; margin-top: 24px;
	background: var(--bg-soft); border-radius: var(--radius); padding: 24px 32px;
}
.token-stats .stat { padding: 0 48px 0 0; margin-right: 48px; border-right: 1px solid var(--border); }
.token-stats .stat:last-child { border-right: none; margin-right: 0; padding-right: 0; }
.token-stats .stat strong { font-size: 32px; }

/* ===== 404 / 兜底 ===== */
.not-found { text-align: center; padding: 96px 24px; }
.not-found h1 { font-size: 72px; color: var(--text); letter-spacing: -.04em; }
.not-found p { color: var(--text-dim); }
.entry { max-width: 780px; }
.entry-content { color: var(--text-2); }

/* ===== 页脚 ===== */
.site-footer {
	background: var(--bg-soft); border-top: 1px solid var(--border);
	margin-top: 80px;
}
.footer-grid {
	display: grid; grid-template-columns: 1.6fr 1fr 1.4fr; gap: 48px;
	padding: 56px 24px 40px;
}
.footer-brand .site-logo { margin-bottom: 14px; }
.footer-brand p { color: var(--text-dim); font-size: 13.5px; margin: 0; max-width: 320px; }
.footer-col h4 {
	font-size: 13px; font-weight: 700; color: var(--text);
	margin: 0 0 14px; letter-spacing: .02em;
}
.footer-col ul { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 9px; }
.footer-col a { color: var(--text-dim); font-size: 13.5px; }
.footer-col a:hover { color: var(--text); text-decoration: none; }
.footer-col p { color: var(--text-dim); font-size: 13px; margin: 0 0 10px; }
.footer-bottom {
	border-top: 1px solid var(--border); padding: 18px 24px;
	color: var(--text-faint); font-size: 12.5px;
	display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap;
}

/* ===== 响应式 ===== */
@media (max-width: 1024px) {
	.model-grid { grid-template-columns: repeat(2, 1fr); }
	.task-grid { grid-template-columns: repeat(2, 1fr); }
	.stats-row { gap: 56px; }
	.calc-row { grid-template-columns: 1fr 1fr; }
	.calc-result-field { grid-column: span 2; }
	.footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
}

@media (max-width: 900px) {
	.header-search { display: none; }
}

@media (max-width: 768px) {
	.header-inner { height: 56px; gap: 12px; }
	.nav-toggle { display: block; }
	.site-nav {
		display: none; position: absolute; top: 100%; left: 0; right: 0;
		flex-direction: column; align-items: stretch; gap: 2px;
		background: #fff; border-bottom: 1px solid var(--border);
		box-shadow: var(--shadow); padding: 10px 16px 16px;
	}
	.site-nav.nav-open { display: flex; }
	.site-nav > a, .nav-group-label { padding: 10px 12px; }
	.nav-group .nav-dropdown { position: static; display: block; border: none; box-shadow: none; padding: 0 0 0 16px; }

	.hero { padding: 64px 0 56px; }
	.hero h1 { font-size: 30px; }
	.hero-sub { font-size: 15px; }
	h1 { font-size: 26px; }
	.stats-row { gap: 36px; padding: 32px 24px; }
	.stat strong { font-size: 30px; }
	.model-grid, .task-grid, .lb-preview-grid { grid-template-columns: 1fr; }
	.filter-bar { flex-direction: column; align-items: stretch; }
	.filter-bar input[type="search"], .filter-bar select { width: 100%; min-width: 0; }
	.filter-caps label { flex: 1; justify-content: center; }
	.calc-row { grid-template-columns: 1fr; }
	.calc-result-field { grid-column: auto; }
	.token-stats { flex-direction: column; gap: 16px; }
	.token-stats .stat { border-right: none; padding: 0; margin: 0; }
	.footer-grid { grid-template-columns: 1fr; gap: 28px; padding: 40px 24px 28px; }
	.section { margin-top: 56px; }
	.section-head { flex-direction: column; align-items: flex-start; gap: 8px; }
	.card-badges { position: static; max-width: none; justify-content: flex-start; order: -1; }
	.card-main { padding-right: 0; }
	.model-card { padding: 16px; }
}