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

/* =========================================
   CSS 自定义属性
   ========================================= */
:root {
  --c-primary: #ff0080;
  --c-secondary: #ff00ff;
  --c-dark: #26171f;
  --c-dark-mid: #321d29;
  --c-dark-light: #3e2433;
  --c-text: #f0e6ec;
  --c-text-muted: #c8a8b8;
  --c-border: rgba(255,0,128,0.2);
  --c-glass: rgba(38,23,31,0.7);
  --c-glass-light: rgba(62,36,51,0.5);
  --font-display: 'Bodoni Moda', Georgia, serif;
  --font-body: 'Jost', system-ui, -apple-system, sans-serif;
  --nav-h: 72px;
  --radius-pill: 999px;
  --radius-card: 10px;
  --max-prose: 800px;
  --max-site: 1280px;
  --transition: 0.3s ease;
}

/* =========================================
   Reset & Base
   ========================================= */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

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

body {
  background-color: var(--c-dark);
  color: var(--c-text);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.7;
  min-height: 100vh;
  overflow-x: hidden;
}

img { display: block; max-width: 100%; height: auto; }
a { color: var(--c-primary); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--c-secondary); }
ul { list-style: none; }

.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border: 0;
}

/* =========================================
   极光 / 网格底纹
   ========================================= */
.aurora-bg {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
}

.aurora-layer {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.35;
  animation: auroraFlow 12s ease-in-out infinite alternate;
}

.aurora-1 {
  width: 70vw; height: 70vw;
  background: radial-gradient(circle, #ff0080 0%, transparent 70%);
  top: -20%; left: -15%;
  animation-duration: 14s;
}

.aurora-2 {
  width: 60vw; height: 60vw;
  background: radial-gradient(circle, #ff00ff 0%, transparent 70%);
  bottom: -10%; right: -10%;
  animation-duration: 18s;
  animation-delay: -6s;
}

.aurora-3 {
  width: 45vw; height: 45vw;
  background: radial-gradient(circle, rgba(255,0,128,0.5) 0%, rgba(255,0,255,0.2) 50%, transparent 70%);
  top: 40%; left: 30%;
  animation-duration: 22s;
  animation-delay: -3s;
  filter: blur(60px) hue-rotate(30deg);
  animation-name: auroraHue;
}

@keyframes auroraFlow {
  0%   { transform: translate(0,0) scale(1); }
  50%  { transform: translate(5vw,3vh) scale(1.08); }
  100% { transform: translate(-3vw,-5vh) scale(0.96); }
}

@keyframes auroraHue {
  0%   { transform: translate(0,0); filter: blur(60px) hue-rotate(0deg); }
  50%  { transform: translate(-4vw,6vh); filter: blur(70px) hue-rotate(60deg); }
  100% { transform: translate(6vw,-4vh); filter: blur(55px) hue-rotate(120deg); }
}

.aurora-bg--dim .aurora-layer { opacity: 0.18; }

/* =========================================
   网格底纹叠加（body伪元素）
   ========================================= */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(255,0,128,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,0,128,0.04) 1px, transparent 1px);
  background-size: 48px 48px;
}

/* =========================================
   侧边导航（底部固定条式，全宽）
   ========================================= */
.side-nav {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: var(--c-glass);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-top: 1px solid var(--c-border);
  height: var(--nav-h);
}

.side-nav nav {
  display: flex;
  align-items: center;
  height: 100%;
  max-width: var(--max-site);
  margin: 0 auto;
  padding: 0 16px;
  gap: 12px;
}

.nav-brand {
  flex-shrink: 0;
  margin-right: 8px;
}

.brand-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
}

.brand-icon { width: 36px; height: 36px; border-radius: 50%; object-fit: cover; }
.brand-icon-text {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--c-primary), var(--c-secondary));
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 16px;
  color: #fff;
}

.side-nav nav ul {
  display: flex;
  align-items: center;
  gap: 6px;
  flex: 1;
  overflow-x: auto;
  scrollbar-width: none;
  padding: 4px 0;
}

.side-nav nav ul::-webkit-scrollbar { display: none; }

.pill-nav-link {
  display: inline-flex;
  align-items: center;
  height: 36px;
  padding: 0 14px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--c-border);
  background: var(--c-glass-light);
  color: var(--c-text-muted);
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 400;
  white-space: nowrap;
  transition: background var(--transition), color var(--transition), border-color var(--transition);
  min-height: 40px;
}

.pill-nav-link:hover,
.pill-nav-link.active {
  background: linear-gradient(135deg, var(--c-primary), var(--c-secondary));
  border-color: transparent;
  color: #fff;
}

.nav-contact { flex-shrink: 0; margin-left: 4px; }

.pill-contact {
  display: inline-flex;
  align-items: center;
  height: 38px;
  padding: 0 18px;
  border-radius: var(--radius-pill);
  background: linear-gradient(135deg, var(--c-primary), var(--c-secondary));
  color: #fff;
  font-size: 13px;
  font-weight: 500;
  white-space: nowrap;
  min-height: 40px;
  transition: opacity var(--transition);
}

.pill-contact:hover { opacity: 0.85; color: #fff; }

/* =========================================
   页面主体偏移（避开底部 nav）
   ========================================= */
main, .site-footer {
  position: relative;
  z-index: 1;
}

main {
  padding-bottom: calc(var(--nav-h) + 40px);
}

/* =========================================
   Hero 区块 — 首页双图错位
   ========================================= */
.hero-section {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 0;
  padding: 40px 48px 40px 64px;
  max-width: var(--max-site);
  margin: 0 auto;
}

.hero-aside {
  padding-right: 48px;
}

.eyebrow-label {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--c-primary);
  margin-bottom: 20px;
  padding: 4px 12px;
  border: 1px solid var(--c-primary);
  border-radius: var(--radius-pill);
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3.5rem);
  font-weight: 700;
  line-height: 1.15;
  color: #fff;
  margin-bottom: 20px;
}

.hero-sub {
  font-size: 16px;
  color: var(--c-text-muted);
  line-height: 1.7;
  margin-bottom: 36px;
  max-width: 480px;
}

.hero-cta-group {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  height: 48px;
  padding: 0 28px;
  border-radius: var(--radius-pill);
  background: linear-gradient(135deg, var(--c-primary), var(--c-secondary));
  color: #fff;
  font-size: 15px;
  font-weight: 500;
  transition: opacity var(--transition), transform var(--transition);
  min-height: 40px;
}

.btn-primary:hover { opacity: 0.88; transform: translateY(-2px); color: #fff; }

.btn-ghost {
  display: inline-flex;
  align-items: center;
  height: 48px;
  padding: 0 28px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--c-primary);
  color: var(--c-primary);
  font-size: 15px;
  font-weight: 400;
  transition: background var(--transition), color var(--transition);
  min-height: 40px;
}

.btn-ghost:hover { background: var(--c-primary); color: #fff; }

/* 双图错位拼贴 */
.hero-collage {
  position: relative;
  height: 70vh;
  min-height: 480px;
}

.collage-wrap {
  position: relative;
  width: 100%;
  height: 100%;
}

.hero-img {
  position: absolute;
  border-radius: 16px;
  object-fit: cover;
  box-shadow: 0 24px 60px rgba(0,0,0,0.5);
}

.hero-img--primary {
  width: 68%;
  height: 80%;
  top: 0;
  right: 0;
  z-index: 2;
}

.hero-img--secondary {
  width: 55%;
  height: 65%;
  bottom: 0;
  left: 0;
  z-index: 3;
  border: 3px solid var(--c-dark-mid);
}

.collage-prism {
  position: absolute;
  top: 20%;
  left: 50%;
  transform: translateX(-50%);
  width: 160px;
  height: 160px;
  border-radius: 50%;
  background: conic-gradient(from 0deg, #ff0080, #ff00ff, #ff0080);
  opacity: 0.15;
  filter: blur(30px);
  z-index: 1;
  animation: prismSpin 8s linear infinite;
}

@keyframes prismSpin {
  to { transform: translateX(-50%) rotate(360deg); }
}

/* =========================================
   Section 公共
   ========================================= */
.section-h2 {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3vw, 2.4rem);
  font-weight: 700;
  color: #fff;
  margin-bottom: 8px;
}

.subtitle {
  font-size: 15px;
  color: var(--c-text-muted);
  margin-bottom: 36px;
  font-weight: 300;
}

/* =========================================
   首页卡片网格
   ========================================= */
.content-section,
.articles-section {
  max-width: var(--max-site);
  margin: 0 auto;
  padding: 80px 64px;
}

.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 24px;
}

.art-card {
  background: var(--c-glass);
  border-radius: var(--radius-card);
  overflow: hidden;
  border-bottom: 3px solid var(--c-primary);
  transition: transform var(--transition), box-shadow var(--transition);
  backdrop-filter: blur(10px);
}

.art-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 48px rgba(255,0,128,0.25);
}

.card-fig { overflow: hidden; aspect-ratio: 16/9; }
.card-fig img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s ease; }
.art-card:hover .card-fig img { transform: scale(1.05); }

.card-body { padding: 20px 20px 24px; }
.card-title { font-family: var(--font-display); font-size: 17px; font-weight: 600; margin-bottom: 8px; line-height: 1.4; }
.card-title a { color: #fff; }
.card-title a:hover { color: var(--c-primary); }
.card-desc { font-size: 14px; color: var(--c-text-muted); line-height: 1.6; margin-bottom: 12px; }
.card-date { font-size: 12px; color: var(--c-primary); font-family: var(--font-body); font-weight: 300; }

/* =========================================
   正文 Prose
   ========================================= */
.prose-wrap {
  max-width: var(--max-prose);
}

.prose {
  max-width: var(--max-prose);
  font-size: 17px;
  line-height: 1.8;
  color: var(--c-text);
}

.prose h2 {
  font-family: var(--font-display);
  font-size: 1.7rem;
  color: #fff;
  margin: 2em 0 0.5em;
  font-weight: 600;
}

.prose h3 {
  font-family: var(--font-display);
  font-size: 1.3rem;
  color: var(--c-text);
  margin: 1.5em 0 0.4em;
  font-weight: 500;
}

.prose p { margin-bottom: 1.4em; }

.prose a { color: var(--c-primary); text-decoration: underline; text-decoration-color: rgba(255,0,128,0.4); }
.prose a:hover { color: var(--c-secondary); }

.prose ul, .prose ol { padding-left: 1.5em; margin-bottom: 1.4em; }
.prose li { margin-bottom: 0.5em; }

.prose img { border-radius: 8px; margin: 1.5em 0; }

.prose strong { color: #fff; font-weight: 600; }

.prose--legal { font-size: 15px; }

/* =========================================
   棱镜装饰元素
   ========================================= */
.fig-prism {
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: linear-gradient(135deg, rgba(255,0,128,0.15) 0%, rgba(255,0,255,0.08) 50%, transparent 100%);
  mix-blend-mode: screen;
  pointer-events: none;
}

.body-prism-deco {
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, var(--c-primary), var(--c-secondary), transparent);
  margin-bottom: 40px;
  border: none;
}

.prism-block {
  width: 240px;
  height: 240px;
  background: conic-gradient(from 45deg, #ff0080, #ff00ff, #26171f, #ff0080);
  opacity: 0.25;
  border-radius: 30% 70% 70% 30% / 30% 30% 70% 70%;
  filter: blur(20px);
  animation: morphBlob 10s ease-in-out infinite alternate;
}

@keyframes morphBlob {
  0%   { border-radius: 30% 70% 70% 30% / 30% 30% 70% 70%; }
  100% { border-radius: 70% 30% 30% 70% / 70% 70% 30% 30%; }
}

/* =========================================
   文章页
   ========================================= */
.main-article {
  padding-top: 20px;
}

.breadcrumb {
  max-width: var(--max-site);
  margin: 0 auto;
  padding: 20px 64px 0;
  font-size: 13px;
  color: var(--c-text-muted);
}

.breadcrumb a { color: var(--c-text-muted); }
.breadcrumb a:hover { color: var(--c-primary); }
.breadcrumb span[aria-hidden] { margin: 0 6px; }

.article-hero-section {
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: 60vh;
  max-width: var(--max-site);
  margin: 0 auto;
  padding: 40px 64px;
  gap: 48px;
  align-items: center;
}

.article-hero-fig {
  position: relative;
  border-radius: 16px;
  overflow: hidden;
}

.article-hero-img {
  width: 100%;
  height: 100%;
  max-height: 480px;
  object-fit: cover;
  border-radius: 16px;
  display: block;
}

.article-hero-aside { }

.article-title {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 3vw, 2.6rem);
  font-weight: 700;
  color: #fff;
  line-height: 1.2;
  margin-bottom: 16px;
}

.article-meta {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 20px;
}

.article-date {
  font-size: 13px;
  color: var(--c-primary);
  font-weight: 300;
}

.article-date--mod { color: var(--c-text-muted); }

.article-desc {
  font-size: 16px;
  color: var(--c-text-muted);
  line-height: 1.7;
}

.article-body-section {
  max-width: var(--max-site);
  margin: 0 auto;
  padding: 20px 64px 60px;
  display: grid;
  grid-template-columns: 1fr var(--max-prose);
  gap: 0 0;
}

.article-body-section .section-h2 { grid-column: 1 / -1; }
.article-body-section .subtitle { grid-column: 1 / -1; }
.article-body-section .body-prism-deco { grid-column: 1 / -1; }
.article-body-section .prose { grid-column: 1 / -1; }

/* 相关文章 */
.related-section {
  max-width: var(--max-site);
  margin: 0 auto;
  padding: 40px 64px 60px;
}

.related-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 16px;
}

.rel-card {
  display: block;
  background: var(--c-glass);
  border-radius: var(--radius-card);
  overflow: hidden;
  border-bottom: 2px solid var(--c-primary);
  color: var(--c-text);
  transition: transform var(--transition), box-shadow var(--transition);
}

.rel-card:hover { transform: translateY(-4px); box-shadow: 0 10px 30px rgba(255,0,128,0.2); color: var(--c-text); }

.rel-fig { overflow: hidden; aspect-ratio: 4/3; }
.rel-fig img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.4s; }
.rel-card:hover .rel-fig img { transform: scale(1.04); }

.rel-title {
  display: block;
  padding: 12px 14px;
  font-size: 14px;
  font-weight: 500;
  line-height: 1.4;
}

/* =========================================
   关于页
   ========================================= */
.main-about { padding-top: 20px; }

.about-hero-section {
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: 55vh;
  max-width: var(--max-site);
  margin: 0 auto;
  padding: 60px 64px;
  gap: 48px;
  align-items: center;
}

.about-title {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3.5vw, 3rem);
  font-weight: 700;
  color: #fff;
  line-height: 1.2;
  margin-bottom: 20px;
}

.about-lead {
  font-size: 16px;
  color: var(--c-text-muted);
  line-height: 1.7;
}

.about-fig {
  position: relative;
  border-radius: 20px;
  overflow: hidden;
}

.about-portrait { width: 100%; border-radius: 20px; object-fit: cover; }

.about-body-section {
  max-width: var(--max-site);
  margin: 0 auto;
  padding: 20px 64px 60px;
}

.about-quick-links {
  float: right;
  width: 220px;
  margin: 0 0 24px 40px;
  background: var(--c-glass);
  border-radius: var(--radius-card);
  border-left: 3px solid var(--c-primary);
  padding: 20px;
}

.aside-title {
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 600;
  color: var(--c-primary);
  margin-bottom: 14px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.about-quick-links ul li, .privacy-nav-links ul li { margin-bottom: 10px; }
.about-quick-links ul li a, .privacy-nav-links ul li a {
  font-size: 14px;
  color: var(--c-text-muted);
}
.about-quick-links ul li a:hover, .privacy-nav-links ul li a:hover { color: var(--c-primary); }

.about-contact-section {
  max-width: var(--max-site);
  margin: 0 auto;
  padding: 40px 64px 60px;
}

.contact-block {
  background: var(--c-glass);
  border-radius: var(--radius-card);
  padding: 36px;
  border-top: 3px solid var(--c-primary);
  font-style: normal;
  max-width: 600px;
}

.contact-block p { margin-bottom: 24px; color: var(--c-text-muted); font-size: 15px; }

/* =========================================
   隐私页
   ========================================= */
.main-privacy { padding-top: 20px; }

.privacy-header-section {
  display: grid;
  grid-template-columns: 2fr 1fr;
  max-width: var(--max-site);
  margin: 0 auto;
  padding: 60px 64px 40px;
  gap: 40px;
  align-items: center;
}

.privacy-title {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 3vw, 2.8rem);
  font-weight: 700;
  color: #fff;
  line-height: 1.2;
  margin-bottom: 16px;
}

.privacy-lead { font-size: 15px; color: var(--c-text-muted); }
.privacy-deco { display: flex; justify-content: center; }

.privacy-body-section {
  max-width: var(--max-site);
  margin: 0 auto;
  padding: 20px 64px 60px;
}

.privacy-nav-links {
  float: right;
  width: 200px;
  margin: 0 0 24px 40px;
  background: var(--c-glass);
  border-radius: var(--radius-card);
  border-left: 3px solid var(--c-secondary);
  padding: 20px;
}

/* =========================================
   默认页
   ========================================= */
.main-default { padding-top: 20px; }

.default-hero-section {
  display: grid;
  grid-template-columns: 2fr 1fr;
  max-width: var(--max-site);
  margin: 0 auto;
  padding: 60px 64px 40px;
  gap: 40px;
  align-items: center;
}

.default-title {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 3vw, 2.6rem);
  font-weight: 700;
  color: #fff;
  line-height: 1.2;
  margin-bottom: 16px;
}

.default-lead { font-size: 16px; color: var(--c-text-muted); line-height: 1.7; }
.default-deco { display: flex; justify-content: center; }

.default-body-section {
  max-width: var(--max-site);
  margin: 0 auto;
  padding: 20px 64px 60px;
}

.default-quick-links {
  float: right;
  width: 200px;
  margin: 0 0 24px 40px;
  background: var(--c-glass);
  border-radius: var(--radius-card);
  border-left: 3px solid var(--c-primary);
  padding: 20px;
}

.default-quick-links ul li { margin-bottom: 10px; }
.default-quick-links ul li a { font-size: 14px; color: var(--c-text-muted); }
.default-quick-links ul li a:hover { color: var(--c-primary); }

/* =========================================
   页脚
   ========================================= */
.site-footer {
  background: var(--c-dark-mid);
  border-top: 1px solid var(--c-border);
  padding-bottom: calc(var(--nav-h) + 20px);
  position: relative;
  z-index: 1;
}

.footer-inner {
  max-width: var(--max-site);
  margin: 0 auto;
  padding: 60px 64px 40px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
}

.footer-big-brand {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3.5rem);
  font-weight: 700;
  background: linear-gradient(135deg, var(--c-primary), var(--c-secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.1;
  margin-bottom: 20px;
}

.footer-address { font-style: normal; }
.footer-address p { font-size: 14px; color: var(--c-text-muted); margin-bottom: 12px; line-height: 1.6; }
.footer-contact-link {
  display: inline-flex;
  align-items: center;
  height: 36px;
  padding: 0 18px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--c-primary);
  color: var(--c-primary);
  font-size: 13px;
  transition: background var(--transition), color var(--transition);
  min-height: 40px;
}
.footer-contact-link:hover { background: var(--c-primary); color: #fff; }

.footer-links-col ul { display: flex; flex-direction: column; gap: 10px; padding-top: 8px; }
.footer-links-col ul li a {
  font-size: 14px;
  color: var(--c-text-muted);
  display: inline-block;
  min-height: 40px;
  line-height: 40px;
  transition: color var(--transition);
}
.footer-links-col ul li a:hover { color: var(--c-primary); }

.footer-bottom {
  border-top: 1px solid var(--c-border);
  padding: 20px 64px;
  max-width: var(--max-site);
  margin: 0 auto;
}

.copyright {
  text-align: center;
  font-size: 12px;
  color: var(--c-text-muted);
  line-height: 1.6;
}

/* =========================================
   Scroll Reveal 动效
   ========================================= */
.reveal {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.visible {
  opacity: 1;
  transform: none;
}

@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  .aurora-layer, .collage-prism, .prism-block { animation: none; }
}

/* =========================================
   响应式 — 平板 ≤1024px
   ========================================= */
@media (max-width: 1024px) {
  .hero-section {
    grid-template-columns: 1fr;
    padding: 60px 32px 40px;
    min-height: auto;
  }

  .hero-aside { padding-right: 0; margin-bottom: 40px; }
  .hero-collage { height: 50vw; min-height: 300px; }

  .article-hero-section {
    grid-template-columns: 1fr;
    padding: 40px 32px;
    min-height: auto;
  }

  .about-hero-section {
    grid-template-columns: 1fr;
    padding: 40px 32px;
    min-height: auto;
  }

  .content-section, .articles-section { padding: 60px 32px; }
  .footer-inner { padding: 40px 32px 30px; grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { padding: 16px 32px; }
  .breadcrumb { padding: 16px 32px 0; }
  .article-body-section { padding: 20px 32px 50px; grid-template-columns: 1fr; }
  .related-section { padding: 40px 32px 50px; }
  .about-body-section, .about-contact-section { padding: 20px 32px 50px; }
  .privacy-header-section, .privacy-body-section { padding: 40px 32px; }
  .default-hero-section, .default-body-section { padding: 40px 32px; }
}

/* =========================================
   响应式 — 手机 ≤768px
   ========================================= */
@media (max-width: 768px) {
  body { font-size: 16px; }

  .side-nav nav { padding: 0 10px; gap: 8px; }
  .side-nav nav ul { gap: 5px; }
  .pill-nav-link { padding: 0 10px; font-size: 12px; }
  .nav-contact { display: none; }

  .hero-section { padding: 40px 20px 30px; }
  .hero-title { font-size: clamp(1.6rem, 8vw, 2.4rem); }
  .hero-collage { height: 60vw; min-height: 240px; }
  .hero-cta-group { flex-direction: column; }
  .btn-primary, .btn-ghost { width: 100%; justify-content: center; }

  .content-section, .articles-section { padding: 40px 20px; }
  .cards-grid { grid-template-columns: 1fr; }

  .article-hero-section { padding: 24px 20px; }
  .article-title { font-size: 1.5rem; }
  .article-body-section { padding: 16px 20px 40px; }
  .related-section { padding: 30px 20px 40px; }
  .related-list { grid-template-columns: 1fr 1fr; }

  .about-hero-section { padding: 40px 20px; }
  .about-title { font-size: 1.6rem; }
  .about-body-section, .about-contact-section { padding: 16px 20px 40px; }
  .about-quick-links, .privacy-nav-links, .default-quick-links {
    float: none;
    width: 100%;
    margin: 0 0 24px 0;
  }

  .privacy-header-section { grid-template-columns: 1fr; padding: 40px 20px 20px; }
  .privacy-deco { display: none; }
  .privacy-body-section { padding: 16px 20px 40px; }

  .default-hero-section { grid-template-columns: 1fr; padding: 40px 20px; }
  .default-deco { display: none; }
  .default-body-section { padding: 16px 20px 40px; }

  .footer-inner { padding: 30px 20px; }
  .footer-bottom { padding: 14px 20px; }
  .footer-big-brand { font-size: 2rem; }
  .breadcrumb { padding: 12px 20px 0; }

  .privacy-title, .default-title { font-size: 1.5rem; }
}

/* =========================================
   375px 精调
   ========================================= */
@media (max-width: 400px) {
  .pill-nav-link { padding: 0 8px; font-size: 11px; }
  .hero-section { padding: 32px 16px 24px; }
  .content-section, .articles-section { padding: 32px 16px; }
  .related-list { grid-template-columns: 1fr; }
}