@import url('https://fonts.googleapis.com/css2?family=Nunito+Sans:wght@300;400;500;600;700&family=Rubik:wght@300;400;500;600;700&display=swap');

/* ===== 变量与重置 ===== */
:root {
  --c-primary: #6514ff;
  --c-accent: #bf00ff;
  --c-base: #1c1726;
  --c-base2: #261e33;
  --c-base3: #2e2440;
  --c-surface: #332952;
  --c-border: #4a3870;
  --c-text: #f0eaff;
  --c-text-muted: #b8a8d8;
  --c-neon: #d966ff;
  --c-glow: rgba(191,0,255,0.18);
  --c-white: #ffffff;
  --nav-h: 60px;
  --radius: 10px;
  --gap-lg: 48px;
  --gap-md: 32px;
  --gap-sm: 16px;
  --font-head: 'Rubik', system-ui, sans-serif;
  --font-body: 'Nunito Sans', system-ui, sans-serif;
  --max-w: 860px;
  --transition: 200ms cubic-bezier(.4,0,.2,1);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  background: var(--c-base);
  color: var(--c-text);
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.7;
  min-height: 100vh;
  overflow-x: hidden;
}

/* ===== 动态背景图案 ===== */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image:
    radial-gradient(circle at 20% 30%, rgba(101,20,255,0.15) 0%, transparent 50%),
    radial-gradient(circle at 80% 70%, rgba(191,0,255,0.12) 0%, transparent 50%);
  pointer-events: none;
  z-index: 0;
  animation: bgPulse 8s ease-in-out infinite alternate;
}

@keyframes bgPulse {
  from { opacity: 0.6; }
  to { opacity: 1; }
}

@media (prefers-reduced-motion: reduce) {
  body::before { animation: none; }
  *, *::before, *::after { animation-duration: 1ms !important; transition-duration: 1ms !important; }
}

/* ===== 全屏导航遮罩 ===== */
.nav-overlay {
  position: fixed;
  inset: 0;
  background: var(--c-base);
  z-index: 900;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 250ms ease;
}

.nav-overlay.is-open {
  opacity: 1;
  pointer-events: all;
}

.nav-overlay-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--gap-md);
  width: 100%;
  max-width: 600px;
  padding: var(--gap-lg) var(--gap-md);
  position: relative;
  z-index: 1;
}

.nav-close {
  position: absolute;
  top: 0;
  right: var(--gap-md);
  background: none;
  border: 2px solid var(--c-border);
  color: var(--c-text);
  font-size: 1.25rem;
  width: 44px;
  height: 44px;
  border-radius: var(--radius);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--transition), border-color var(--transition);
}

.nav-close:hover {
  background: var(--c-primary);
  border-color: var(--c-primary);
}

.overlay-nav {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  width: 100%;
}

.overlay-nav .nav-link {
  display: block;
  width: 100%;
  padding: 14px 24px;
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  color: var(--c-text);
  text-decoration: none;
  font-family: var(--font-head);
  font-size: 1rem;
  font-weight: 500;
  text-align: center;
  transition: background var(--transition), border-color var(--transition), color var(--transition);
}

.overlay-nav .nav-link:hover,
.overlay-nav .nav-link.active {
  background: var(--c-primary);
  border-color: var(--c-primary);
  color: var(--c-white);
}

.nav-contact-link {
  padding: 12px 32px;
  border: 2px solid var(--c-accent);
  border-radius: var(--radius);
  color: var(--c-accent);
  text-decoration: none;
  font-family: var(--font-head);
  font-weight: 600;
  font-size: 0.95rem;
  transition: background var(--transition), color var(--transition);
  min-height: 44px;
  display: flex;
  align-items: center;
}

.nav-contact-link:hover {
  background: var(--c-accent);
  color: var(--c-white);
}

/* ===== 顶部固定导航条 ===== */
.site-header {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 800;
  background: rgba(28,23,38,0.95);
  backdrop-filter: blur(12px);
  border-top: 1px solid var(--c-border);
  height: var(--nav-h);
}

.site-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--gap-md);
}

.nav-brand-left {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 0.85rem;
  color: var(--c-text-muted);
  text-decoration: none;
  letter-spacing: 0.03em;
  flex: 1;
}

.nav-brand-center {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1rem;
  color: var(--c-white);
  text-decoration: none;
  letter-spacing: 0.05em;
  text-align: center;
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  white-space: nowrap;
}

.nav-hamburger {
  background: var(--c-primary);
  border: none;
  border-radius: var(--radius);
  width: 44px;
  height: 44px;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  flex: 1;
  justify-content: flex-end;
  flex-direction: row;
  background: transparent;
}

.nav-hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--c-text);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
  pointer-events: none;
}

.nav-hamburger {
  width: 44px;
  height: 44px;
  background: var(--c-primary);
  flex-direction: column;
  gap: 5px;
  justify-content: center;
  border-radius: var(--radius);
  flex: 0 0 44px;
}

.nav-hamburger:hover {
  background: var(--c-accent);
}

/* main 给底部 nav 留空间 */
main {
  padding-bottom: calc(var(--nav-h) + 24px);
  position: relative;
  z-index: 1;
}

/* ===== 斜切分割装饰 ===== */
.hero-slash {
  position: absolute;
  bottom: -2px;
  left: 0;
  right: 0;
  height: 60px;
  background: var(--c-base);
  clip-path: polygon(0 100%, 100% 0, 100% 100%);
  z-index: 2;
}

/* ===== 通用按钮 ===== */
.btn-primary {
  display: inline-flex;
  align-items: center;
  padding: 12px 28px;
  background: linear-gradient(135deg, var(--c-primary), var(--c-accent));
  color: var(--c-white);
  text-decoration: none;
  border-radius: var(--radius);
  font-family: var(--font-head);
  font-weight: 600;
  font-size: 0.95rem;
  min-height: 44px;
  transition: filter var(--transition), transform var(--transition);
}

.btn-primary:hover {
  filter: brightness(1.15);
  transform: translateY(-2px);
}

.btn-outline {
  display: inline-flex;
  align-items: center;
  padding: 12px 24px;
  border: 2px solid var(--c-border);
  color: var(--c-text);
  text-decoration: none;
  border-radius: var(--radius);
  font-family: var(--font-head);
  font-weight: 500;
  font-size: 0.9rem;
  min-height: 44px;
  transition: border-color var(--transition), color var(--transition), background var(--transition);
}

.btn-outline:hover {
  border-color: var(--c-primary);
  color: var(--c-primary);
  background: rgba(101,20,255,0.08);
}

/* ===== 章节标题 ===== */
.section-title {
  font-family: var(--font-head);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--c-white);
  margin-bottom: 12px;
  letter-spacing: 0.02em;
}

.section-title + hr {
  border: none;
  height: 3px;
  background: linear-gradient(90deg, var(--c-primary), var(--c-accent), transparent);
  margin-bottom: var(--gap-md);
  border-radius: 2px;
}

/* ===== 正文排版 ===== */
.prose-block {
  color: var(--c-text);
  font-size: 1rem;
  line-height: 1.8;
}

.prose-block h2 {
  font-family: var(--font-head);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--c-white);
  margin: var(--gap-md) 0 8px;
}

.prose-block h3 {
  font-family: var(--font-head);
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--c-neon);
  margin: var(--gap-sm) 0 6px;
}

.prose-block p {
  margin-bottom: 1.1em;
  color: var(--c-text);
}

.prose-block a {
  color: var(--c-neon);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.prose-block a:hover {
  color: var(--c-white);
}

.prose-block ul, .prose-block ol {
  padding-left: 1.4em;
  margin-bottom: 1em;
}

.prose-block li {
  margin-bottom: 0.4em;
}

.prose-block strong, .prose-block b {
  color: var(--c-white);
  font-weight: 700;
}

.prose-block table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 1.5em;
  font-size: 0.9rem;
}

.prose-block th {
  background: var(--c-primary);
  color: var(--c-white);
  padding: 10px 14px;
  text-align: left;
  font-family: var(--font-head);
}

.prose-block td {
  padding: 10px 14px;
  border-bottom: 1px solid var(--c-border);
  color: var(--c-text);
}

.prose-block tr:nth-child(even) td {
  background: var(--c-base2);
}

/* ===== 页脚 ===== */
.site-footer {
  background: var(--c-base2);
  border-top: 1px solid var(--c-border);
  padding: var(--gap-lg) var(--gap-md) calc(var(--nav-h) + var(--gap-md));
  position: relative;
  z-index: 1;
}

.footer-brand-mega {
  font-family: var(--font-head);
  font-size: clamp(2rem, 8vw, 5rem);
  font-weight: 700;
  color: var(--c-border);
  letter-spacing: 0.04em;
  text-align: center;
  margin-bottom: var(--gap-lg);
  line-height: 1;
}

.footer-cols {
  display: flex;
  gap: var(--gap-md);
  justify-content: center;
  flex-wrap: wrap;
  max-width: var(--max-w);
  margin: 0 auto var(--gap-md);
}

.footer-dl {
  flex: 1;
  min-width: 140px;
}

.footer-dl dt {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 0.75rem;
  color: var(--c-accent);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 10px;
}

.footer-dl dd {
  margin: 0 0 6px;
}

.footer-dl dd a {
  color: var(--c-text-muted);
  text-decoration: none;
  font-size: 0.9rem;
  transition: color var(--transition);
  min-height: 40px;
  display: inline-flex;
  align-items: center;
}

.footer-dl dd a:hover {
  color: var(--c-white);
}

.footer-bar {
  text-align: center;
  color: var(--c-text-muted);
  font-size: 0.8rem;
  border-top: 1px solid var(--c-border);
  padding-top: var(--gap-sm);
  max-width: var(--max-w);
  margin: 0 auto;
}

/* ===== 首页 Hero ===== */
.hero-block {
  position: relative;
  min-height: 45vh;
  background: linear-gradient(135deg, var(--c-base2) 0%, var(--c-base3) 60%, rgba(101,20,255,0.3) 100%);
  display: flex;
  align-items: center;
  overflow: hidden;
  padding: var(--gap-lg) var(--gap-md) 80px;
}

.hero-block::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: repeating-linear-gradient(
    45deg,
    transparent,
    transparent 40px,
    rgba(101,20,255,0.04) 40px,
    rgba(101,20,255,0.04) 41px
  );
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 3;
  display: flex;
  align-items: center;
  gap: var(--gap-md);
  max-width: var(--max-w);
  width: 100%;
  margin: 0 auto;
}

.hero-icon {
  flex-shrink: 0;
}

.hero-icon .hero-img {
  width: 80px;
  height: 80px;
  object-fit: contain;
  border-radius: var(--radius);
}

.hero-text {
  flex: 1;
}

.hero-h1 {
  font-family: var(--font-head);
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 700;
  color: var(--c-white);
  line-height: 1.15;
  margin-bottom: var(--gap-sm);
  letter-spacing: -0.01em;
}

.hero-lead {
  font-size: 1.05rem;
  color: var(--c-text-muted);
  margin-bottom: var(--gap-md);
  max-width: 540px;
}

.hero-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  background: linear-gradient(135deg, var(--c-primary), var(--c-accent));
  color: var(--c-white);
  text-decoration: none;
  border-radius: var(--radius);
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1rem;
  min-height: 48px;
  transition: filter var(--transition), transform var(--transition), box-shadow var(--transition);
  box-shadow: 0 4px 24px rgba(191,0,255,0.3);
}

.hero-cta:hover {
  filter: brightness(1.1);
  transform: translateY(-3px);
  box-shadow: 0 8px 32px rgba(191,0,255,0.45);
}

/* 首页内容区 */
.home-content-wrap {
  padding: var(--gap-lg) var(--gap-md);
}

.home-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: var(--gap-lg);
}

.home-section {
  position: relative;
}

/* 特色卡片网格 */
.feat-grid {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: var(--gap-md);
}

.feat-item {
  animation: staggerIn 300ms ease both;
  animation-delay: calc(var(--stagger, 0) * 60ms);
}

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

.feat-card {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: var(--gap-md);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  background: var(--c-base2);
  text-decoration: none;
  color: var(--c-text);
  transition: border-color var(--transition), transform var(--transition), background var(--transition);
  min-height: 120px;
}

.feat-card:hover {
  border-color: var(--c-primary);
  transform: translateY(-4px);
  background: var(--c-base3);
}

.feat-num {
  font-family: var(--font-head);
  font-size: 2rem;
  font-weight: 700;
  color: var(--c-primary);
  line-height: 1;
  opacity: 0.7;
}

.feat-title {
  font-family: var(--font-head);
  font-size: 1rem;
  font-weight: 600;
  color: var(--c-white);
  line-height: 1.3;
}

.feat-desc {
  font-size: 0.82rem;
  color: var(--c-text-muted);
  line-height: 1.5;
}

/* 子页列表 */
.sub-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.sub-item {
  animation: staggerIn 300ms ease both;
  animation-delay: calc(var(--stagger, 0) * 50ms);
}

.sub-card {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 16px var(--gap-sm);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  background: var(--c-base2);
  text-decoration: none;
  color: var(--c-text);
  transition: border-color var(--transition), background var(--transition);
}

.sub-card:hover {
  border-color: var(--c-accent);
  background: var(--c-base3);
}

.sub-tag {
  background: linear-gradient(135deg, var(--c-primary), var(--c-accent));
  color: var(--c-white);
  font-size: 0.7rem;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: 4px;
  flex-shrink: 0;
  margin-top: 2px;
}

.sub-card strong {
  display: block;
  font-family: var(--font-head);
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--c-white);
  margin-bottom: 3px;
}

.sub-card small {
  font-size: 0.82rem;
  color: var(--c-text-muted);
}

/* ===== 榜单页 ===== */
.rank-hero {
  position: relative;
  min-height: 45vh;
  background: linear-gradient(160deg, var(--c-base3) 0%, rgba(191,0,255,0.2) 100%);
  display: flex;
  align-items: center;
  overflow: hidden;
  padding: var(--gap-lg) var(--gap-md) 80px;
}

.rank-hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -10%;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(101,20,255,0.25) 0%, transparent 70%);
  pointer-events: none;
}

.rank-hero-inner {
  position: relative;
  z-index: 3;
  max-width: var(--max-w);
  width: 100%;
  margin: 0 auto;
}

.rank-eyebrow {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--c-accent);
  background: rgba(191,0,255,0.12);
  border: 1px solid rgba(191,0,255,0.3);
  padding: 4px 12px;
  border-radius: 4px;
  margin-bottom: 12px;
}

.rank-h1 {
  font-family: var(--font-head);
  font-size: clamp(1.8rem, 4vw, 3rem);
  font-weight: 700;
  color: var(--c-white);
  line-height: 1.2;
  margin-bottom: var(--gap-sm);
}

.rank-lead {
  font-size: 1rem;
  color: var(--c-text-muted);
  max-width: 540px;
  margin-bottom: var(--gap-sm);
}

.rank-meta-date {
  font-size: 0.82rem;
  color: var(--c-text-muted);
}

.rank-meta-date time {
  color: var(--c-neon);
}

.rank-wrap {
  padding: var(--gap-lg) var(--gap-md);
}

.rank-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: var(--gap-lg);
}

.rank-list-section, .rank-content-section {
  position: relative;
}

.rank-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--gap-sm);
}

.rank-item {
  animation: staggerIn 300ms ease both;
  animation-delay: calc(var(--stagger, 0) * 70ms);
}

.rank-card {
  display: flex;
  align-items: center;
  gap: var(--gap-sm);
  padding: var(--gap-sm);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  background: var(--c-base2);
  text-decoration: none;
  color: var(--c-text);
  transition: border-color var(--transition), transform var(--transition), background var(--transition);
}

.rank-card:hover {
  border-color: var(--c-primary);
  transform: translateX(6px);
  background: var(--c-base3);
}

.rank-thumb-wrap {
  width: 70px;
  height: 70px;
  flex-shrink: 0;
  border-radius: 8px;
  overflow: hidden;
  background: var(--c-base3);
  display: flex;
  align-items: center;
  justify-content: center;
}

.rank-thumb {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.rank-thumb-empty {
  background: linear-gradient(135deg, var(--c-primary), var(--c-accent));
}

.rank-num-big {
  font-family: var(--font-head);
  font-size: 1.5rem;
  font-weight: 700;
  color: rgba(255,255,255,0.8);
}

.rank-info {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.rank-badge {
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--c-accent);
  letter-spacing: 0.06em;
}

.rank-name {
  font-family: var(--font-head);
  font-size: 1rem;
  font-weight: 600;
  color: var(--c-white);
  line-height: 1.3;
}

.rank-desc {
  font-size: 0.82rem;
  color: var(--c-text-muted);
  line-height: 1.5;
}

.rank-date {
  font-size: 0.75rem;
  color: var(--c-text-muted);
}

.rank-date time {
  color: var(--c-neon);
}

.rank-arrow {
  color: var(--c-primary);
  font-size: 1.2rem;
  flex-shrink: 0;
  transition: transform var(--transition);
}

.rank-card:hover .rank-arrow {
  transform: translateX(4px);
}

.rank-empty {
  color: var(--c-text-muted);
  padding: var(--gap-md);
  text-align: center;
  border: 1px dashed var(--c-border);
  border-radius: var(--radius);
}

.rank-nav-links {
  display: flex;
  gap: var(--gap-sm);
  flex-wrap: wrap;
}

/* ===== 评测页 ===== */
.review-article {
  position: relative;
}

.review-header {
  position: relative;
  min-height: 45vh;
  background: linear-gradient(150deg, var(--c-base2) 0%, var(--c-base3) 50%, rgba(101,20,255,0.25) 100%);
  display: flex;
  align-items: center;
  overflow: hidden;
  padding: var(--gap-lg) var(--gap-md) 80px;
}

.review-header-inner {
  position: relative;
  z-index: 3;
  max-width: var(--max-w);
  width: 100%;
  margin: 0 auto;
}

.review-breadcrumb {
  display: inline-block;
  color: var(--c-text-muted);
  text-decoration: none;
  font-size: 0.85rem;
  margin-bottom: 12px;
  transition: color var(--transition);
  min-height: 40px;
  line-height: 40px;
}

.review-breadcrumb:hover {
  color: var(--c-neon);
}

.review-type-tag {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--c-primary);
  background: rgba(101,20,255,0.15);
  border: 1px solid rgba(101,20,255,0.4);
  padding: 4px 10px;
  border-radius: 4px;
  margin-bottom: 12px;
  margin-left: 10px;
}

.review-h1 {
  font-family: var(--font-head);
  font-size: clamp(1.6rem, 4vw, 2.8rem);
  font-weight: 700;
  color: var(--c-white);
  line-height: 1.2;
  margin-bottom: var(--gap-sm);
}

.review-meta {
  font-size: 0.82rem;
  color: var(--c-text-muted);
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}

.review-meta time {
  color: var(--c-neon);
}

.review-meta-label {
  color: var(--c-text-muted);
}

.review-meta-sep {
  opacity: 0.4;
}

.review-wrap {
  padding: var(--gap-lg) var(--gap-md);
}

.review-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: var(--gap-lg);
}

.review-hero-media {
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--c-border);
}

.review-hero-img {
  width: 100%;
  height: auto;
  display: block;
}

.review-body {
  position: relative;
}

.review-related {
  padding: var(--gap-md);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  background: var(--c-base2);
}

.related-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.related-item {
  animation: staggerIn 300ms ease both;
  animation-delay: calc(var(--stagger, 0) * 50ms);
}

.related-list a {
  display: flex;
  flex-direction: column;
  gap: 3px;
  padding: 12px;
  border: 1px solid var(--c-border);
  border-radius: 8px;
  background: var(--c-base3);
  text-decoration: none;
  transition: border-color var(--transition), background var(--transition);
}

.related-list a:hover {
  border-color: var(--c-accent);
  background: var(--c-surface);
}

.related-list strong {
  font-family: var(--font-head);
  font-size: 0.9rem;
  color: var(--c-white);
}

.related-list small {
  font-size: 0.78rem;
  color: var(--c-text-muted);
}

.review-nav-links {
  display: flex;
  gap: var(--gap-sm);
  flex-wrap: wrap;
}

/* ===== 横评页 ===== */
.compare-header {
  position: relative;
  min-height: 45vh;
  background: linear-gradient(135deg, var(--c-base3) 0%, rgba(191,0,255,0.2) 100%);
  display: flex;
  align-items: center;
  overflow: hidden;
  padding: var(--gap-lg) var(--gap-md) 80px;
}

.compare-header-inner {
  position: relative;
  z-index: 3;
  max-width: var(--max-w);
  width: 100%;
  margin: 0 auto;
}

.compare-eyebrow {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--c-white);
  background: linear-gradient(135deg, var(--c-primary), var(--c-accent));
  padding: 4px 12px;
  border-radius: 4px;
  margin-bottom: 12px;
}

.compare-h1 {
  font-family: var(--font-head);
  font-size: clamp(1.6rem, 4vw, 2.8rem);
  font-weight: 700;
  color: var(--c-white);
  line-height: 1.2;
  margin-bottom: var(--gap-sm);
}

.compare-lead {
  font-size: 1rem;
  color: var(--c-text-muted);
  max-width: 540px;
  margin-bottom: var(--gap-sm);
}

.compare-meta {
  font-size: 0.82rem;
  color: var(--c-text-muted);
}

.compare-meta time {
  color: var(--c-neon);
}

.compare-wrap {
  padding: var(--gap-lg) var(--gap-md);
}

.compare-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: var(--gap-lg);
}

.compare-toc-strip {
  display: flex;
  align-items: center;
  gap: var(--gap-sm);
  flex-wrap: wrap;
  padding: var(--gap-sm) var(--gap-md);
  background: var(--c-base2);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
}

.toc-label {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--c-text-muted);
  letter-spacing: 0.05em;
}

.toc-chip {
  padding: 6px 14px;
  background: var(--c-base3);
  border: 1px solid var(--c-border);
  border-radius: 6px;
  color: var(--c-text);
  text-decoration: none;
  font-size: 0.85rem;
  font-weight: 600;
  transition: border-color var(--transition), color var(--transition), background var(--transition);
  min-height: 40px;
  display: inline-flex;
  align-items: center;
}

.toc-chip:hover {
  border-color: var(--c-accent);
  color: var(--c-accent);
  background: rgba(191,0,255,0.08);
}

.compare-body {
  position: relative;
}

.compare-nav-links {
  display: flex;
  gap: var(--gap-sm);
  flex-wrap: wrap;
}

/* ===== FAQ页 ===== */
.faq-header {
  position: relative;
  min-height: 40vh;
  background: linear-gradient(140deg, var(--c-base2) 0%, rgba(101,20,255,0.3) 100%);
  display: flex;
  align-items: center;
  overflow: hidden;
  padding: var(--gap-lg) var(--gap-md) 80px;
}

.faq-header-inner {
  position: relative;
  z-index: 3;
  max-width: var(--max-w);
  width: 100%;
  margin: 0 auto;
}

.faq-eyebrow {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--c-accent);
  border: 1px solid rgba(191,0,255,0.4);
  padding: 4px 10px;
  border-radius: 4px;
  margin-bottom: 12px;
}

.faq-h1 {
  font-family: var(--font-head);
  font-size: clamp(1.6rem, 4vw, 2.8rem);
  font-weight: 700;
  color: var(--c-white);
  line-height: 1.2;
  margin-bottom: var(--gap-sm);
}

.faq-lead {
  font-size: 1rem;
  color: var(--c-text-muted);
  max-width: 540px;
}

.faq-wrap {
  padding: var(--gap-lg) var(--gap-md);
}

.faq-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: var(--gap-lg);
}

.faq-body {
  position: relative;
}

.faq-cta-strip {
  display: flex;
  align-items: center;
  gap: var(--gap-sm);
  flex-wrap: wrap;
  padding: var(--gap-md);
  background: linear-gradient(135deg, rgba(101,20,255,0.1), rgba(191,0,255,0.1));
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
}

.faq-cta-label {
  font-family: var(--font-head);
  font-weight: 600;
  color: var(--c-white);
  flex-basis: 100%;
  font-size: 1rem;
  margin-bottom: 4px;
}

.faq-nav-links {
  display: flex;
  gap: var(--gap-sm);
  flex-wrap: wrap;
}

/* ===== 关于页 ===== */
.about-header {
  position: relative;
  min-height: 40vh;
  background: linear-gradient(150deg, var(--c-base2) 0%, var(--c-base3) 60%, rgba(191,0,255,0.2) 100%);
  display: flex;
  align-items: center;
  overflow: hidden;
  padding: var(--gap-lg) var(--gap-md) 80px;
}

.about-header-inner {
  position: relative;
  z-index: 3;
  max-width: var(--max-w);
  width: 100%;
  margin: 0 auto;
}

.about-logo-wrap {
  margin-bottom: var(--gap-sm);
}

.about-logo {
  height: 48px;
  width: auto;
}

.about-eyebrow {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--c-neon);
  border: 1px solid rgba(217,102,255,0.4);
  padding: 4px 10px;
  border-radius: 4px;
  margin-bottom: 12px;
}

.about-h1 {
  font-family: var(--font-head);
  font-size: clamp(1.6rem, 4vw, 2.8rem);
  font-weight: 700;
  color: var(--c-white);
  line-height: 1.2;
  margin-bottom: var(--gap-sm);
}

.about-lead {
  font-size: 1rem;
  color: var(--c-text-muted);
  max-width: 540px;
}

.about-wrap {
  padding: var(--gap-lg) var(--gap-md);
}

.about-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: var(--gap-lg);
}

.about-body {
  position: relative;
}

.about-links-strip {
  display: flex;
  gap: var(--gap-sm);
  flex-wrap: wrap;
}

/* ===== 隐私页 ===== */
.privacy-header {
  position: relative;
  min-height: 35vh;
  background: linear-gradient(140deg, var(--c-base2) 0%, var(--c-base3) 100%);
  display: flex;
  align-items: center;
  overflow: hidden;
  padding: var(--gap-lg) var(--gap-md) 80px;
}

.privacy-header-inner {
  position: relative;
  z-index: 3;
  max-width: var(--max-w);
  width: 100%;
  margin: 0 auto;
}

.privacy-eyebrow {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--c-text-muted);
  border: 1px solid var(--c-border);
  padding: 4px 10px;
  border-radius: 4px;
  margin-bottom: 12px;
}

.privacy-h1 {
  font-family: var(--font-head);
  font-size: clamp(1.5rem, 3.5vw, 2.5rem);
  font-weight: 700;
  color: var(--c-white);
  line-height: 1.2;
  margin-bottom: var(--gap-sm);
}

.privacy-meta {
  font-size: 0.82rem;
  color: var(--c-text-muted);
}

.privacy-meta time {
  color: var(--c-neon);
}

.privacy-wrap {
  padding: var(--gap-lg) var(--gap-md);
}

.privacy-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: var(--gap-lg);
}

.privacy-body {
  position: relative;
}

.privacy-nav-links {
  display: flex;
  gap: var(--gap-sm);
  flex-wrap: wrap;
}

/* ===== 默认页 ===== */
.content-wrap {
  padding: var(--gap-lg) var(--gap-md);
}

.content-inner {
  max-width: var(--max-w);
  margin: 0 auto;
}

.page-h1 {
  font-family: var(--font-head);
  font-size: clamp(1.6rem, 4vw, 2.5rem);
  font-weight: 700;
  color: var(--c-white);
  margin-bottom: var(--gap-md);
  line-height: 1.2;
}

/* ===== 响应式 ===== */
@media (max-width: 600px) {
  :root {
    --gap-lg: 32px;
    --gap-md: 20px;
  }

  .hero-content {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--gap-sm);
  }

  .feat-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--gap-sm);
  }

  .footer-cols {
    flex-direction: column;
    gap: var(--gap-md);
  }

  .rank-card {
    flex-wrap: wrap;
  }

  .compare-toc-strip {
    flex-direction: column;
    align-items: flex-start;
  }

  .faq-cta-strip {
    flex-direction: column;
    align-items: flex-start;
  }

  .site-nav {
    padding: 0 var(--gap-sm);
  }

  .nav-brand-center {
    font-size: 0.85rem;
  }
}

@media (min-width: 768px) {
  .feat-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .rank-list {
    gap: var(--gap-md);
  }
}

@media (min-width: 1024px) {
  .feat-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .hero-block, .rank-hero, .review-header,
  .compare-header, .faq-header, .about-header, .privacy-header {
    padding-left: calc((100vw - var(--max-w)) / 2);
    padding-right: calc((100vw - var(--max-w)) / 2);
  }
}