/* ═══════════════════════════════════════════════
   OpenClaw 分身评估报告 — 设计系统
   蓝紫玻璃拟物化 + 暗色模式 + 中英多语言
   ═══════════════════════════════════════════════ */

/* ── CSS 变量 ────────────────────────────────── */
:root {
  /* 主色 — 蓝紫渐变 */
  --c-primary: #6366f1;
  --c-primary-light: #818cf8;
  --c-accent: #a855f7;
  --c-accent-light: #c084fc;
  --gradient-main: linear-gradient(135deg, #6366f1 0%, #a855f7 100%);
  --gradient-hero: linear-gradient(
    135deg,
    #ede9fe 0%,
    #fae8ff 50%,
    #e0e7ff 100%
  );

  /* 表面 */
  --c-bg: #f0f2f8;
  --c-surface: rgba(255, 255, 255, 0.75);
  --c-surface-solid: #ffffff;
  --c-surface-hover: rgba(255, 255, 255, 0.92);
  --c-border: rgba(99, 102, 241, 0.12);
  --c-border-strong: rgba(99, 102, 241, 0.25);

  /* 文字 */
  --c-text: #1e1b4b;
  --c-text-secondary: #4b5563;
  --c-text-muted: #9ca3af;

  /* 功能色 */
  --c-green: #10b981;
  --c-green-bg: rgba(16, 185, 129, 0.12);
  --c-yellow: #f59e0b;
  --c-yellow-bg: rgba(245, 158, 11, 0.12);
  --c-red: #ef4444;
  --c-red-bg: rgba(239, 68, 68, 0.12);

  /* 排名色 */
  --c-gold: #f59e0b;
  --c-gold-bg: #fef3c7;
  --c-silver: #6b7280;
  --c-silver-bg: #f3f4f6;
  --c-bronze: #d97706;
  --c-bronze-bg: #fef3c7;

  /* 圆角 & 阴影 */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 20px;
  --shadow-sm: 0 1px 3px rgba(99, 102, 241, 0.06);
  --shadow-md: 0 4px 12px rgba(99, 102, 241, 0.08);
  --shadow-lg: 0 8px 30px rgba(99, 102, 241, 0.12);
  --shadow-glow: 0 0 20px rgba(99, 102, 241, 0.15);

  /* 玻璃 */
  --glass-blur: blur(16px);
  --glass-bg: rgba(255, 255, 255, 0.65);

  /* 间距 */
  --space-xs: 4px;
  --space-sm: 8px;
  --space-md: 16px;
  --space-lg: 24px;
  --space-xl: 32px;
  --space-2xl: 48px;

  /* 字体 */
  --font: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

/* ── 暗色模式 ────────────────────────────────── */
[data-theme="dark"] {
  --c-bg: #0f0d1a;
  --c-surface: rgba(30, 27, 55, 0.75);
  --c-surface-solid: #1e1b37;
  --c-surface-hover: rgba(30, 27, 55, 0.92);
  --c-border: rgba(139, 92, 246, 0.15);
  --c-border-strong: rgba(139, 92, 246, 0.3);
  --c-text: #e2e8f0;
  --c-text-secondary: #a5b4c9;
  --c-text-muted: #64748b;
  --gradient-hero: linear-gradient(
    135deg,
    #1e1338 0%,
    #1a0f2e 50%,
    #0f172a 100%
  );
  --glass-bg: rgba(30, 27, 55, 0.6);
  --c-gold-bg: rgba(245, 158, 11, 0.15);
  --c-silver-bg: rgba(107, 114, 128, 0.15);
  --c-bronze-bg: rgba(217, 119, 6, 0.15);
  --c-green-bg: rgba(16, 185, 129, 0.15);
  --c-yellow-bg: rgba(245, 158, 11, 0.15);
  --c-red-bg: rgba(239, 68, 68, 0.15);
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.2);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 8px 30px rgba(0, 0, 0, 0.4);
  --shadow-glow: 0 0 20px rgba(139, 92, 246, 0.2);
}

/* ── 基础重置 ────────────────────────────────── */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 100px;
}

body {
  font-family: var(--font);
  background: var(--c-bg);
  color: var(--c-text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
}

a {
  color: var(--c-primary);
  text-decoration: none;
  transition: color 0.2s;
}
a:hover {
  color: var(--c-accent);
}

/* ── 顶部控制栏 ──────────────────────────────── */
.top-bar {
  position: fixed;
  top: 0;
  right: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-md) var(--space-lg);
}

.lang-switch {
  display: flex;
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.lang-btn {
  padding: 6px 14px;
  border: none;
  background: transparent;
  color: var(--c-text-muted);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.25s;
  font-family: var(--font);
}
.lang-btn.active {
  background: var(--gradient-main);
  color: #fff;
}
.lang-btn:hover:not(.active) {
  color: var(--c-text);
}

.theme-toggle {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid var(--c-border);
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  color: var(--c-text);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s;
}
.theme-toggle:hover {
  border-color: var(--c-primary);
  box-shadow: var(--shadow-glow);
  transform: rotate(15deg);
}

[data-theme="light"] .icon-moon {
  display: none;
}
[data-theme="dark"] .icon-sun {
  display: none;
}

/* ── Hero ──────────────────────────────────── */
.hero {
  background: var(--gradient-hero);
  padding: 80px 60px 50px;
  border-bottom: 1px solid var(--c-border);
  max-width: 1400px;
  margin: 0 auto;
  border-radius: 0 0 var(--radius-xl) var(--radius-xl);
}

.hero-tags {
  display: flex;
  gap: var(--space-sm);
  margin-bottom: var(--space-lg);
  flex-wrap: wrap;
}

.tag {
  padding: 4px 14px;
  border-radius: 20px;
  font-size: 13px;
  font-weight: 600;
  border: 1.5px solid;
}
.tag-purple {
  color: var(--c-primary);
  border-color: var(--c-primary);
  background: rgba(99, 102, 241, 0.08);
}
.tag-pink {
  color: var(--c-accent);
  border-color: var(--c-accent);
  background: rgba(168, 85, 247, 0.08);
}
.tag-blue {
  color: #3b82f6;
  border-color: #3b82f6;
  background: rgba(59, 130, 246, 0.08);
}

.hero h1 {
  font-size: clamp(2rem, 5vw, 3.2rem);
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: var(--space-md);
}

.gradient-text {
  background: var(--gradient-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-sub {
  font-size: 1.05rem;
  color: var(--c-text-secondary);
  margin-bottom: var(--space-lg);
  max-width: 600px;
}

.hero-meta {
  display: flex;
  gap: var(--space-xl);
  flex-wrap: wrap;
}

.meta-item {
  display: flex;
  align-items: center;
  gap: 6px;
  color: var(--c-text-muted);
  font-size: 14px;
}
.meta-item svg {
  opacity: 0.6;
}

/* ── 布局 ──────────────────────────────────── */
.layout {
  display: flex;
  width: 100%;
  max-width: 1400px;
  margin: 0 auto;
  gap: var(--space-xl);
  padding: var(--space-xl) var(--space-lg);
  box-sizing: border-box;
}

/* ── 侧边栏 ──────────────────────────────── */
.sidebar {
  width: 260px;
  flex-shrink: 0;
  position: sticky;
  top: 80px;
  height: fit-content;
}

.toc {
  background: var(--c-surface);
  backdrop-filter: var(--glass-blur);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  box-shadow: var(--shadow-md);
}

.toc-title {
  color: var(--c-primary);
  font-size: 14px;
  font-weight: 700;
  margin-bottom: var(--space-md);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.toc-list {
  list-style: none;
}

.toc-link {
  display: block;
  padding: 8px 12px;
  font-size: 14px;
  color: var(--c-text-secondary);
  border-left: 3px solid transparent;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  transition: all 0.25s;
  margin-bottom: 2px;
}
.toc-link:hover {
  background: rgba(99, 102, 241, 0.06);
  color: var(--c-text);
}
.toc-link.active {
  color: var(--c-primary);
  border-left-color: var(--c-primary);
  background: rgba(99, 102, 241, 0.08);
  font-weight: 600;
}

.sidebar-insights {
  background: var(--c-surface);
  backdrop-filter: var(--glass-blur);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  margin-top: var(--space-md);
  box-shadow: var(--shadow-md);
}

.insights-title {
  color: var(--c-text-muted);
  font-size: 13px;
  font-weight: 600;
  margin-bottom: var(--space-md);
}

.insight-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-sm);
}

.insight-label {
  font-size: 14px;
  color: var(--c-text-secondary);
}

.insight-badge {
  padding: 3px 12px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 700;
}
.badge-purple {
  background: rgba(99, 102, 241, 0.12);
  color: var(--c-primary);
}
.badge-pink {
  background: rgba(168, 85, 247, 0.12);
  color: var(--c-accent);
}

/* ── 主内容 ──────────────────────────────── */
.content {
  flex: 1;
  min-width: 0;
  max-width: calc(100vw - 260px - 4rem);
}

.section {
  margin-bottom: var(--space-2xl);
  animation: fadeInUp 0.5s ease both;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.section-header {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
}

.section-num {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-weight: 700;
  font-size: 16px;
  flex-shrink: 0;
}
.num-1 {
  background: var(--c-primary);
}
.num-2 {
  background: #8b5cf6;
}
.num-3 {
  background: #ef4444;
}
.num-4 {
  background: #ec4899;
}
.num-5 {
  background: #a855f7;
}
.num-6 {
  background: #10b981;
}
.num-7 {
  background: #6b7280;
}

.section h2 {
  font-size: 1.6rem;
  font-weight: 700;
}

.section-intro {
  color: var(--c-text-secondary);
  margin-bottom: var(--space-lg);
  font-size: 15px;
}

/* ── §1 评估维度卡片 ──────────────────────── */
.dim-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-md);
}

.dim-card {
  background: var(--c-surface);
  backdrop-filter: var(--glass-blur);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  transition: all 0.3s;
  box-shadow: var(--shadow-sm);
}
.dim-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
  border-color: var(--c-border-strong);
}

.dim-name {
  color: var(--c-primary);
  font-size: 15px;
  font-weight: 700;
  margin-bottom: var(--space-sm);
  padding: 4px 12px;
  border: 1.5px solid var(--c-primary);
  border-radius: var(--radius-sm);
  display: inline-block;
}

.dim-desc {
  color: var(--c-text-secondary);
  font-size: 14px;
  line-height: 1.6;
}

/* ── §2 数据表格 ──────────────────────────── */
.table-wrap {
  overflow-x: auto;
  background: var(--c-surface);
  backdrop-filter: var(--glass-blur);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

.data-table thead {
  background: rgba(99, 102, 241, 0.04);
  border-bottom: 2px solid var(--c-border);
}

.data-table th {
  padding: 14px 16px;
  text-align: left;
  font-weight: 600;
  color: var(--c-text-secondary);
  font-size: 13px;
  white-space: nowrap;
}

.data-table td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--c-border);
  word-break: break-all; /* 防止长字符串撑破单元格 */
  max-width: 300px;
}

.data-table tbody tr:hover {
  background: rgba(99, 102, 241, 0.03);
}
.data-table tbody tr:last-child td {
  border-bottom: none;
}

.cell-name {
  font-weight: 600;
  color: var(--c-text);
}
.cell-stars {
  color: var(--c-text);
}

.gh-link {
  color: var(--c-primary);
  font-size: 13px;
}
.gh-link:hover {
  text-decoration: underline;
}

.lang-tag {
  display: inline-block;
  padding: 2px 10px;
  border-radius: 12px;
  font-size: 12px;
  font-weight: 600;
  border: 1.5px solid;
}
.lang-typescript {
  color: #3178c6;
  border-color: #3178c6;
  background: rgba(49, 120, 198, 0.08);
}
.lang-rust {
  color: #e33d26;
  border-color: #e33d26;
  background: rgba(227, 61, 38, 0.08);
}
.lang-python {
  color: #3572a5;
  border-color: #3572a5;
  background: rgba(53, 114, 165, 0.08);
}
.lang-go {
  color: #00add8;
  border-color: #00add8;
  background: rgba(0, 173, 216, 0.08);
}
.lang-shell {
  color: #6b7280;
  border-color: #6b7280;
  background: rgba(107, 114, 128, 0.08);
}
.lang-c {
  color: #555555;
  border-color: #555555;
  background: rgba(85, 85, 85, 0.08);
}
.lang-javascript {
  color: #f7df1e;
  border-color: #f7df1e;
  background: rgba(247, 223, 30, 0.08);
}
.lang-unknown {
  color: #6b7280;
  border-color: #6b7280;
  background: rgba(107, 114, 128, 0.08);
}

.freq-tag {
  padding: 2px 8px;
  border-radius: 6px;
  font-size: 12px;
  font-weight: 600;
  background: var(--c-green-bg);
  color: var(--c-green);
}

/* ── §3 排名卡片 ──────────────────────────── */
.ranking-cards {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
}

.rank-card {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
  padding: var(--space-lg) var(--space-xl);
  border-radius: var(--radius-lg);
  border: 1.5px solid;
  transition: all 0.3s;
}
.rank-card:hover {
  transform: translateX(6px);
}

.rank-1 {
  background: var(--c-gold-bg);
  border-color: rgba(245, 158, 11, 0.25);
}
.rank-2 {
  background: var(--c-silver-bg);
  border-color: rgba(107, 114, 128, 0.2);
}
.rank-3 {
  background: var(--c-bronze-bg);
  border-color: rgba(217, 119, 6, 0.2);
}

.rank-badge {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-weight: 700;
  font-size: 18px;
  flex-shrink: 0;
}
.rank-badge-1 {
  background: var(--c-gold);
}
.rank-badge-2 {
  background: var(--c-silver);
}
.rank-badge-3 {
  background: var(--c-bronze);
}

.rank-info {
  flex: 1;
}
.rank-name {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 2px;
}
.rank-summary {
  color: var(--c-text-secondary);
  font-size: 14px;
}

.rank-score {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--c-text);
  white-space: nowrap;
}

/* 剩余排名 */
.rest-rankings {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.rest-rank-row {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-md) var(--space-lg);
  border-bottom: 1px solid var(--c-border);
  transition: background 0.2s;
}
.rest-rank-row:last-child {
  border-bottom: none;
}
.rest-rank-row:hover {
  background: rgba(99, 102, 241, 0.03);
}

.rest-rank-num {
  width: 28px;
  height: 28px;
  border-radius: 8px;
  background: var(--c-surface-solid);
  border: 1px solid var(--c-border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  font-size: 13px;
  color: var(--c-text-muted);
  flex-shrink: 0;
}

.rest-rank-name {
  font-weight: 600;
  font-size: 14px;
  min-width: 100px;
}
.rest-rank-summary {
  flex: 1;
  color: var(--c-text-muted);
  font-size: 13px;
}
.rest-rank-score {
  font-weight: 700;
  font-size: 15px;
  white-space: nowrap;
}

/* ── §4 维度排名 (轮播切换模式) ──────────────────────────── */
.dim-carousel {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.dim-carousel-controls {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  margin-bottom: var(--space-sm);
}

.dim-nav-btn {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  border: 1px solid var(--c-border);
  background: var(--c-surface);
  color: var(--c-text-secondary);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s;
  flex-shrink: 0;
}
.dim-nav-btn:hover {
  background: var(--c-primary);
  color: #fff;
  border-color: var(--c-primary);
}

.dim-tabs {
  display: flex;
  flex: 1;
  min-width: 0;
  gap: var(--space-sm);
  overflow-x: auto;
  scrollbar-width: none; /* Firefox */
  -webkit-overflow-scrolling: touch;
  padding: 4px;
}
.dim-tabs::-webkit-scrollbar {
  display: none; /* Chrome/Safari */
}

.dim-tab {
  padding: 8px 16px;
  border-radius: var(--radius-full);
  border: 1px solid var(--c-border);
  background: var(--c-surface);
  color: var(--c-text-secondary);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  white-space: nowrap;
  transition: all 0.2s;
}
.dim-tab:hover {
  background: rgba(99, 102, 241, 0.08);
  color: var(--c-primary);
  border-color: var(--c-primary-light);
}
.dim-tab.active {
  background: var(--c-primary);
  color: #fff;
  border-color: var(--c-primary);
}

.dim-carousel-content {
  position: relative;
  min-height: 400px;
}

.dim-slide {
  display: none;
  animation: fadeInSlide 0.3s ease forwards;
}
.dim-slide.active {
  display: block;
}

@keyframes fadeInSlide {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.dim-ranking-card {
  background: var(--c-surface);
  backdrop-filter: var(--glass-blur);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  box-shadow: var(--shadow-sm);
}

.dim-ranking-title {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: 15px;
  font-weight: 700;
  margin-bottom: var(--space-md);
}

.dim-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}
.dim-dot-1 {
  background: var(--c-primary);
}
.dim-dot-2 {
  background: #8b5cf6;
}
.dim-dot-3 {
  background: var(--c-green);
}
.dim-dot-4 {
  background: var(--c-yellow);
}
.dim-dot-5 {
  background: #3b82f6;
}
.dim-dot-6 {
  background: #f97316;
}

.dim-ranking-list {
  list-style: none;
}

.dim-ranking-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  margin-bottom: 4px;
  transition: background 0.2s;
}
.dim-ranking-item:hover {
  background: rgba(99, 102, 241, 0.04);
}

.dim-item-name {
  font-size: 14px;
  font-weight: 500;
}

.score-badge {
  padding: 2px 10px;
  border-radius: 8px;
  font-size: 13px;
  font-weight: 700;
}
.score-green {
  background: var(--c-green-bg);
  color: var(--c-green);
}
.score-yellow {
  background: var(--c-yellow-bg);
  color: var(--c-yellow);
}
.score-red {
  background: var(--c-red-bg);
  color: var(--c-red);
}

/* 响应式布局 */
@media (max-width: 768px) {
  .dim-ranking-grid {
    grid-template-columns: 1fr;
  }
}

@media (min-width: 769px) and (max-width: 1024px) {
  .dim-ranking-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* ── §5 对比表格 ──────────────────────────── */
.comparison-table .baseline-col {
  background: rgba(99, 102, 241, 0.05);
}

.cell-dim {
  font-weight: 600;
}

.cmp-score {
  font-weight: 600;
}
.cmp-diff {
  font-size: 12px;
  margin-left: 4px;
  font-weight: 700;
}
.cmp-up {
  color: var(--c-green);
}
.cmp-down {
  color: var(--c-red);
}
.cmp-eq {
  color: var(--c-text-muted);
}

/* ── §6 选型建议 ──────────────────────────── */
.rec-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-md);
}

.rec-card {
  background: var(--c-surface);
  backdrop-filter: var(--glass-blur);
  border: 1.5px solid var(--c-border);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  transition: all 0.3s;
  box-shadow: var(--shadow-sm);
}
.rec-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}

.rec-card-1 {
  border-left: 4px solid var(--c-gold);
}
.rec-card-2 {
  border-left: 4px solid var(--c-green);
}
.rec-card-3 {
  border-left: 4px solid var(--c-accent);
}

.rec-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: var(--space-md);
}

.rec-scenario {
  font-size: 15px;
  font-weight: 700;
}

.rec-badge {
  padding: 3px 10px;
  border-radius: 8px;
  font-size: 12px;
  font-weight: 700;
  background: var(--gradient-main);
  color: #fff;
}

.rec-text {
  color: var(--c-text-secondary);
  font-size: 14px;
  line-height: 1.6;
}
.rec-text strong {
  color: var(--c-text);
}

/* ── §7 复核方法 ──────────────────────────── */
.method-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--space-md);
}

.method-card {
  background: var(--c-surface);
  backdrop-filter: var(--glass-blur);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  text-align: left;
  transition: all 0.3s;
  box-shadow: var(--shadow-sm);
}
.method-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}

.method-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background: var(--c-surface-solid);
  border: 1px solid var(--c-border);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-md);
  color: var(--c-text-muted);
}

.method-card h4 {
  font-size: 15px;
  font-weight: 700;
  margin-bottom: var(--space-sm);
}

.method-card p {
  color: var(--c-text-secondary);
  font-size: 13px;
  line-height: 1.6;
}

/* ── 页脚 ──────────────────────────────────── */
.footer {
  text-align: center;
  padding: var(--space-2xl) var(--space-lg);
  border-top: 1px solid var(--c-border);
  max-width: 1400px;
  margin: 0 auto;
  color: var(--c-text-secondary);
  font-size: 14px;
}

.footer-sub {
  color: var(--c-text-muted);
  font-size: 13px;
  margin-top: var(--space-xs);
}

/* ── 响应式 ──────────────────────────────── */
@media (max-width: 1024px) {
  .sidebar {
    display: none;
  }
  .layout {
    padding: var(--space-lg) var(--space-md);
  }
  .content {
    max-width: 100%;
  }
  .hero {
    padding: 70px 30px 40px;
  }
}

@media (max-width: 640px) {
  .hero h1 {
    font-size: 1.8rem;
  }
  .hero {
    padding: 60px 20px 30px;
  }
  .hero-meta {
    flex-direction: column;
    gap: var(--space-sm);
  }
  .rank-card {
    flex-direction: column;
    text-align: center;
    padding: var(--space-lg);
  }
  .rank-card:hover {
    transform: translateY(-3px);
  }
  .rest-rank-row {
    flex-wrap: wrap;
  }
  .rest-rank-summary {
    width: 100%;
    order: 3;
  }
  .rec-grid {
    grid-template-columns: 1fr;
  }
  .dim-grid {
    grid-template-columns: 1fr;
  }
  .dim-ranking-grid {
    grid-template-columns: 1fr;
  }
}