/* ============================================================
   页面层：多页版整站样式（配图模块 / 子页 Hero / 案例 / 新闻 / 联系）
   ============================================================ */

/* ---------- 导航当前页 ---------- */
.main-nav a.is-active { color: var(--color-text); }
.main-nav a.is-active::after { transform: scaleX(1); }

/* ============================================================
   首页 Hero：双图轮播 Banner（交叉淡入 + Ken Burns + 脉冲网格叠加）
   ============================================================ */
.hero-slides {
  position: absolute;
  inset: 0;
  overflow: hidden;
  background: var(--color-bg);
}
.hero-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 1.1s var(--ease-inout), transform 7s linear;
  transform: scale(1.06);
  will-change: opacity, transform;
}
.hero-slide.is-active {
  opacity: 1;
  transform: scale(1);
}
.hero-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform-origin: 60% 40%;
  animation: kenburns 26s var(--ease-inout) infinite alternate;
}
@keyframes kenburns {
  from { transform: scale(1) translate(0, 0); }
  to { transform: scale(1.12) translate(-1.5%, 1.5%); }
}
/* 非当前张不做 Ken Burns，避免无意义的后台计算 */
.hero-slide:not(.is-active) img { animation-play-state: paused; }
/* Canvas 光点网格叠加在图片之上，保留交互感 */
.hero .hero-canvas { opacity: 0.55; }

/* ---------- 文案轮播：两套文案叠放，交叉淡入 ---------- */
/* 两张文案叠在同一网格单元格里：容器高度取较高那张，切换时不跳动 */
.hero-texts {
  display: grid;
  width: 100%;
}
.hero-text {
  grid-area: 1 / 1;
  opacity: 0;
  visibility: hidden;
  transform: translateY(18px);
  transition: opacity 0.7s var(--ease-inout), transform 0.9s var(--ease-out),
    visibility 0s linear 0.7s;
  pointer-events: none;
}
.hero-text.is-active {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
  pointer-events: auto;
  transition: opacity 0.7s var(--ease-inout), transform 0.9s var(--ease-out),
    visibility 0s linear 0s;
}
/* 切换时标题逐行入场（仅对当前张生效） */
.hero-text.is-active .hero-line {
  animation: heroLineIn 0.9s var(--ease-out) both;
}
.hero-text.is-active .hero-line:nth-child(2) { animation-delay: 0.1s; }
.hero-text.is-active .hero-eyebrow,
.hero-text.is-active .hero-sub {
  animation: heroFadeUp 0.8s var(--ease-out) both;
}
.hero-text.is-active .hero-sub { animation-delay: 0.22s; }
@keyframes heroLineIn {
  from { opacity: 0; transform: translateY(0.35em); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes heroFadeUp {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ---------- 轮播控制条：左箭头 / 指示条 / 右箭头 ---------- */
.hero-controls {
  position: absolute;
  left: 50%;
  bottom: clamp(24px, 4vh, 46px);
  transform: translateX(-50%);
  z-index: 3;
  display: flex;
  align-items: center;
  gap: var(--space-3);
}
.hero-arrow {
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  border: 1px solid var(--color-border-strong);
  border-radius: 50%;
  background: rgba(10, 9, 8, 0.42);
  backdrop-filter: blur(6px);
  color: var(--color-text);
  font-size: 15px;
  line-height: 1;
  cursor: pointer;
  transition: border-color 0.3s var(--ease-out), background 0.3s var(--ease-out),
    color 0.3s var(--ease-out), transform 0.3s var(--ease-out);
}
.hero-arrow:hover,
.hero-arrow:focus-visible {
  border-color: var(--color-accent);
  background: var(--color-accent);
  color: #fff;
  transform: scale(1.06);
}
.hero-dots { display: flex; align-items: center; gap: 10px; }
.hero-dot-btn {
  width: 34px;
  height: 3px;
  padding: 0;
  border: 0;
  border-radius: 2px;
  background: rgba(255, 255, 255, 0.28);
  cursor: pointer;
  transition: background 0.35s var(--ease-out), width 0.35s var(--ease-out);
}
.hero-dot-btn:hover { background: rgba(255, 255, 255, 0.55); }
.hero-dot-btn.is-active {
  width: 62px;
  background: var(--color-accent);
}

/* ============================================================
   首页业务画廊：五联图版手风琴（悬停展开）
   ============================================================ */
/* 宽版容器：脱离 1320px 内容栏，单独放到 1800px */
.gallery-wide {
  max-width: 1800px;
  margin: 0 auto;
  padding: 0 var(--gutter) var(--space-8);
}
.service-gallery {
  display: flex;
  gap: var(--space-3);
  height: 560px;
}
.sg-item {
  position: relative;
  flex: 1;
  overflow: hidden;
  border: 1px solid var(--color-border);
  transition: flex var(--dur-slow) var(--ease-out),
              border-color var(--dur-base) var(--ease-out);
  display: block;
}
.sg-item img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(0.55) brightness(0.62);
  transform: scale(1.06);
  transition: filter var(--dur-slow) var(--ease-out),
              transform var(--dur-slow) var(--ease-out);
}
.sg-item::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(10, 9, 8, 0.94) 8%, rgba(10, 9, 8, 0.15) 55%, transparent);
}
.sg-item:hover, .sg-item.is-active, .sg-item:focus-visible {
  flex: 3.2;
  border-color: var(--color-accent);
}
.sg-item:hover img, .sg-item.is-active img, .sg-item:focus-visible img {
  filter: grayscale(0) brightness(0.9);
  transform: scale(1);
}
.sg-content {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  z-index: 2;
  padding: var(--space-4);
}
.sg-index {
  font-family: var(--font-display);
  color: var(--color-faint);
  font-size: var(--text-sm);
  letter-spacing: 0.1em;
  display: block;
  height: 22px;
  margin-bottom: var(--space-2);
  transition: color var(--dur-base);
}
.sg-item:hover .sg-index, .sg-item.is-active .sg-index { color: var(--color-accent); }
/* 未展开时所有标题底部对齐：允许两行，基线锁定 */
.sg-name {
  font-family: var(--font-cn-heavy);
  font-weight: 900;
  font-size: clamp(1.3rem, 2vw, 1.9rem);
  line-height: 1.3;
  display: flex;
  align-items: flex-end;
  min-height: 2.6em;
}
.sg-desc {
  color: var(--color-muted);
  font-size: var(--text-sm);
  max-height: 0;
  opacity: 0;
  overflow: hidden;
  transform: translateY(10px);
  transition: max-height var(--dur-slow) var(--ease-out),
              opacity var(--dur-base) var(--ease-out),
              transform var(--dur-slow) var(--ease-out);
}
.sg-item:hover .sg-desc, .sg-item.is-active .sg-desc, .sg-item:focus-visible .sg-desc {
  max-height: 140px;
  opacity: 1;
  transform: none;
  margin-top: var(--space-2);
}
.sg-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-top: var(--space-2); }
.sg-tags span {
  border: 1px solid rgba(245, 241, 234, 0.3);
  padding: 3px 10px;
  font-size: var(--text-xs);
  color: var(--color-text);
}
.sg-more {
  display: inline-block;
  margin-top: var(--space-3);
  color: var(--color-accent);
  font-weight: 700;
  font-size: var(--text-sm);
  letter-spacing: 0.06em;
}

/* ============================================================
   图文分屏模块（split）：子页主力版式
   ============================================================ */
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(24px, 5vw, 80px);
  align-items: center;
  padding: var(--space-6) 0;
  border-top: 1px solid var(--color-border);
}
.split:first-of-type { border-top: 0; }
.split-flip .split-media { order: 2; }
.split-media {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--color-border);
}
.split-media img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  transition: transform var(--dur-slow) var(--ease-out), filter var(--dur-slow);
}
.split-media:hover img { transform: scale(1.05); }
/* 红色角标框：工业感装饰 */
.split-media::before, .split-media::after {
  content: "";
  position: absolute;
  width: 28px; height: 28px;
  z-index: 2;
  transition: width var(--dur-base) var(--ease-out), height var(--dur-base) var(--ease-out);
}
.split-media::before {
  top: 10px; left: 10px;
  border-top: 2px solid var(--color-accent);
  border-left: 2px solid var(--color-accent);
}
.split-media::after {
  bottom: 10px; right: 10px;
  border-bottom: 2px solid var(--color-accent);
  border-right: 2px solid var(--color-accent);
}
.split-media:hover::before, .split-media:hover::after { width: 48px; height: 48px; }
.split-no {
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  color: var(--color-faint);
  display: block;
  margin-bottom: var(--space-3);
}
.split-body h3 {
  font-size: var(--text-3xl);
  margin-bottom: var(--space-3);
}
.split-body > p { color: var(--color-muted); margin-bottom: var(--space-4); max-width: 32em; }
.split-list { display: grid; grid-template-columns: 1fr 1fr; gap: 10px var(--space-3); margin-bottom: var(--space-4); }
.split-list li {
  font-size: var(--text-sm);
  padding-left: 16px;
  position: relative;
}
.split-list li::before {
  content: "";
  position: absolute;
  left: 0; top: 0.72em;
  width: 8px; height: 2px;
  background: var(--color-accent);
}

/* ============================================================
   子页 Hero
   ============================================================ */
.page-hero {
  position: relative;
  min-height: 62vh;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
}
.page-hero-bg {
  position: absolute;
  inset: 0;
}
.page-hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(0.55);
  animation: kenburns 28s var(--ease-inout) infinite alternate;
}
.page-hero-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(to top, var(--color-bg) 4%, rgba(10, 9, 8, 0.35) 45%),
    linear-gradient(to right, rgba(10, 9, 8, 0.75), transparent 65%);
}
.page-hero-inner {
  position: relative;
  z-index: 2;
  max-width: var(--container);
  width: 100%;
  margin: 0 auto;
  padding: calc(var(--nav-h) + var(--space-7)) var(--gutter) var(--space-6);
}
.breadcrumb {
  display: flex;
  gap: 10px;
  align-items: center;
  margin-bottom: var(--space-3);
}
.breadcrumb a { color: var(--color-muted); transition: color var(--dur-fast); }
.breadcrumb a:hover { color: var(--color-accent); }
.breadcrumb .sep { color: var(--color-accent); }
.page-hero h1 {
  font-size: var(--text-huge);
  margin-bottom: var(--space-3);
}
.page-hero h1 .accent { font-style: normal; color: var(--color-accent); }
.page-hero-lead { color: var(--color-muted); max-width: 36em; font-size: var(--text-lg); }

/* ============================================================
   案例页：筛选 + 图片网格
   ============================================================ */
.filter-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-bottom: var(--space-5);
}
.filter-tab {
  min-height: 44px;
  padding: 8px 20px;
  border: 1px solid var(--color-border-strong);
  color: var(--color-muted);
  font-weight: 500;
  font-size: var(--text-sm);
  letter-spacing: 0.04em;
  transition: all var(--dur-fast) var(--ease-out);
}
.filter-tab:hover { border-color: var(--color-accent); color: var(--color-text); }
.filter-tab.is-active {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: var(--color-text);
  box-shadow: var(--shadow-accent);
}
.case-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-3);
}
.case-card {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--color-border);
  display: block;
  transition: border-color var(--dur-base), opacity var(--dur-base) var(--ease-out),
              transform var(--dur-base) var(--ease-out);
}
.case-card.is-hidden { display: none; }
.case-card img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  filter: brightness(0.75);
  transition: transform var(--dur-slow) var(--ease-out), filter var(--dur-slow);
}
.case-card:hover, .case-card:focus-visible { border-color: var(--color-accent); }
.case-card:hover img, .case-card:focus-visible img { transform: scale(1.06); filter: brightness(0.9); }
.case-info {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  padding: var(--space-4);
  background: linear-gradient(to top, rgba(10, 9, 8, 0.95), transparent);
}
.case-cat {
  display: inline-block;
  background: var(--color-accent);
  color: var(--color-text);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.08em;
  padding: 4px 10px;
  margin-bottom: var(--space-2);
}
.case-info h3 { font-size: var(--text-xl); margin-bottom: 4px; }
.case-info p { color: var(--color-muted); font-size: var(--text-sm); }
.case-result {
  display: flex;
  gap: var(--space-4);
  margin-top: var(--space-2);
  max-height: 0;
  opacity: 0;
  overflow: hidden;
  transition: max-height var(--dur-slow) var(--ease-out), opacity var(--dur-base);
}
.case-card:hover .case-result, .case-card:focus-visible .case-result { max-height: 60px; opacity: 1; }
.case-result span { color: var(--color-text); font-size: var(--text-xs); }
.case-result strong { color: var(--color-accent); font-family: var(--font-display); font-weight: 400; margin-right: 4px; }

/* ============================================================
   首页案例精选横条
   ============================================================ */
.home-cases {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-3);
}
.home-cases .case-card img { aspect-ratio: 3 / 4; }

/* ============================================================
   新闻
   ============================================================ */
.news-feature {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  border: 1px solid var(--color-border);
  margin-bottom: var(--space-3);
  overflow: hidden;
  transition: border-color var(--dur-base);
}
.news-feature:hover { border-color: var(--color-accent); }
.news-feature img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(0.85);
  transition: transform var(--dur-slow) var(--ease-out);
}
.news-feature:hover img { transform: scale(1.04); }
.news-feature-media { overflow: hidden; }
.news-feature-body { padding: var(--space-5); display: flex; flex-direction: column; }
.news-date { font-family: var(--font-mono); font-size: var(--text-xs); color: var(--color-accent); letter-spacing: 0.1em; }
.news-feature-body h3 { font-size: var(--text-2xl); margin: var(--space-2) 0 var(--space-3); }
.news-feature-body p { color: var(--color-muted); font-size: var(--text-sm); }
.news-more { margin-top: auto; padding-top: var(--space-3); color: var(--color-accent); font-weight: 700; font-size: var(--text-sm); }

.news-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-3);
}
.news-card {
  border: 1px solid var(--color-border);
  overflow: hidden;
  transition: border-color var(--dur-base), transform var(--dur-base) var(--ease-out);
}
.news-card:hover { border-color: var(--color-accent); transform: translateY(-4px); }
.news-card-media { overflow: hidden; }
.news-card img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  filter: brightness(0.8);
  transition: transform var(--dur-slow) var(--ease-out);
}
.news-card:hover img { transform: scale(1.06); }
.news-card-body { padding: var(--space-4); }
.news-card h3 { font-size: var(--text-lg); margin: var(--space-2) 0; line-height: 1.4; }
.news-card p { color: var(--color-muted); font-size: var(--text-sm); }

/* ============================================================
   联系页
   ============================================================ */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: clamp(24px, 5vw, 80px);
}
.contact-info-card {
  border: 1px solid var(--color-border);
  border-left: 3px solid var(--color-accent);
  padding: var(--space-4);
  margin-bottom: var(--space-3);
  background: var(--color-surface);
  transition: background var(--dur-base), transform var(--dur-base) var(--ease-out);
}
.contact-info-card:hover { background: var(--color-surface-2); transform: translateX(6px); }
.contact-info-card .mono-tag { margin-bottom: 6px; }
.contact-info-card strong { font-size: var(--text-xl); font-weight: 900; display: block; }
.contact-info-card p { color: var(--color-muted); font-size: var(--text-sm); margin-top: 4px; }

.contact-form {
  border: 1px solid var(--color-border-strong);
  padding: var(--space-5);
  background: var(--color-surface);
}
.contact-form h3 { font-size: var(--text-2xl); margin-bottom: var(--space-4); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-3); }
.form-field { margin-bottom: var(--space-3); display: flex; flex-direction: column; gap: 6px; }
.form-field label { font-size: var(--text-sm); color: var(--color-muted); }
.form-field label em { color: var(--color-accent); font-style: normal; }
.form-field input, .form-field select, .form-field textarea {
  background: var(--color-bg);
  border: 1px solid var(--color-border-strong);
  color: var(--color-text);
  padding: 12px 14px;
  font: inherit;
  font-size: var(--text-sm);
  min-height: 44px;
  transition: border-color var(--dur-fast), box-shadow var(--dur-fast);
}
.form-field textarea { min-height: 120px; resize: vertical; }
.form-field input:focus, .form-field select:focus, .form-field textarea:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 2px rgba(230, 51, 41, 0.25);
}
.form-field.has-error input, .form-field.has-error textarea { border-color: var(--color-accent); }
.form-error { color: var(--color-accent); font-size: var(--text-xs); display: none; }
.form-field.has-error .form-error { display: block; }
.form-success {
  display: none;
  border: 1px solid var(--color-accent);
  background: rgba(230, 51, 41, 0.1);
  padding: var(--space-4);
  text-align: center;
  font-weight: 700;
}
.form-success.is-visible { display: block; }

/* ============================================================
   CTA 横带（子页共用）
   ============================================================ */
.cta-band {
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  background:
    radial-gradient(40rem 20rem at 80% 50%, rgba(230, 51, 41, 0.16), transparent 60%),
    var(--color-surface);
}
.cta-band-inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: var(--space-6) var(--gutter);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  flex-wrap: wrap;
}
.cta-band h2 { font-size: var(--text-2xl); }
.cta-band h2 .accent { font-style: normal; color: var(--color-accent); }
.cta-band p { color: var(--color-muted); font-size: var(--text-sm); margin-top: 4px; }

/* ============================================================
   为什么选择我们：理由卡
   ============================================================ */
.why-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-3);
}
.why-grid-3 { grid-template-columns: repeat(3, 1fr); }
.why-card {
  border: 1px solid var(--color-border);
  border-top: 3px solid var(--color-accent);
  background: var(--color-surface);
  padding: var(--space-5) var(--space-4);
  transition: transform var(--dur-base) var(--ease-out),
              background var(--dur-base) var(--ease-out),
              border-color var(--dur-base) var(--ease-out);
}
.why-card:hover, .why-card:focus-visible {
  transform: translateY(-6px);
  background: var(--color-surface-2);
  border-color: var(--color-accent);
}
.why-no {
  color: var(--color-faint);
  font-size: var(--text-sm);
  letter-spacing: 0.1em;
  display: block;
  margin-bottom: var(--space-4);
  transition: color var(--dur-base);
}
.why-card:hover .why-no { color: var(--color-accent); }
.why-card h3 { font-size: var(--text-xl); margin-bottom: var(--space-2); }
.why-card p { color: var(--color-muted); font-size: var(--text-sm); }

/* ============================================================
   FAQ 折叠面板（details 原生实现，无 JS 依赖，利于 SEO）
   ============================================================ */
.faq-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  max-width: 900px;
}
.faq-item {
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  transition: border-color var(--dur-base);
}
.faq-item[open] { border-color: var(--color-accent); }
.faq-item summary {
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  padding: 18px var(--space-4);
  font-weight: 700;
  font-size: var(--text-base);
  cursor: pointer;
  min-height: 44px;
  transition: color var(--dur-fast);
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: "+";
  font-family: var(--font-display);
  font-size: var(--text-xl);
  color: var(--color-muted);
  transition: transform var(--dur-base) var(--ease-out), color var(--dur-base);
  flex-shrink: 0;
}
.faq-item[open] summary::after { transform: rotate(45deg); color: var(--color-accent); }
.faq-item summary:hover { color: var(--color-accent); }
.faq-item p {
  padding: 0 var(--space-4) var(--space-4);
  color: var(--color-muted);
  font-size: var(--text-sm);
  max-width: 56em;
}

/* ============================================================
   联系页微信二维码
   ============================================================ */
.qr-row {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-top: 4px;
}
.qr-img {
  width: 120px;
  height: 120px;
  border: 2px solid var(--color-accent);
  padding: 6px;
  background: #fff;
  flex-shrink: 0;
}

/* ---------- 流程步骤中的客户侧动作 ---------- */
.step-you {
  display: block;
  font-style: normal;
  color: var(--color-accent);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.06em;
  margin-top: var(--space-2);
}

/* ============================================================
   响应式
   ============================================================ */
@media (max-width: 1024px) {
  .service-gallery { height: 480px; }
  .why-grid, .why-grid-3 { grid-template-columns: repeat(2, 1fr); }
  .home-cases { grid-template-columns: repeat(2, 1fr); }
  .news-list { grid-template-columns: 1fr 1fr; }
  .news-feature { grid-template-columns: 1fr; }
  .news-feature img { aspect-ratio: 16 / 9; }
}

@media (max-width: 768px) {
  .hero-controls { bottom: 20px; gap: var(--space-2); }
  .hero-arrow { width: 38px; height: 38px; font-size: 13px; }
  .hero-dot-btn { width: 26px; }
  .hero-dot-btn.is-active { width: 46px; }
  .service-gallery { flex-direction: column; height: auto; }
  .sg-item { min-height: 96px; }
  .sg-item img { position: absolute; }
  .sg-item:hover, .sg-item.is-active, .sg-item:focus-visible { flex: 1; min-height: 300px; }
  .sg-item:hover .sg-desc, .sg-item.is-active .sg-desc { max-height: 200px; }
  .split { grid-template-columns: 1fr; gap: var(--space-4); }
  .split-flip .split-media { order: 0; }
  .split-list { grid-template-columns: 1fr; }
  .case-grid { grid-template-columns: 1fr; }
  .home-cases { grid-template-columns: 1fr; }
  .why-grid, .why-grid-3 { grid-template-columns: 1fr; }
  .news-list { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .qr-row { align-items: flex-start; }
  .form-row { grid-template-columns: 1fr; }
  .page-hero { min-height: 52vh; }
}

@media (prefers-reduced-motion: reduce) {
  .hero-slide img, .page-hero-bg img { animation: none; }
  .hero-slide { transition: opacity 0.3s linear; transform: none; }
  .hero-text { transform: none; transition: opacity 0.3s linear; }
  .hero-text.is-active .hero-line,
  .hero-text.is-active .hero-eyebrow,
  .hero-text.is-active .hero-sub { animation: none; }
}

/* ---------- 文章详情页 ---------- */
.article-page { max-width: 860px; }
.article-body-wrap { margin-top: 28px; }
.article-head .news-date { font-size: 13px; color: var(--color-muted); letter-spacing: .08em; }
.article-head h1 { font-size: clamp(28px, 4vw, 44px); font-weight: 900; line-height: 1.25; margin-top: 14px; }
.article-summary { margin-top: 16px; color: var(--color-muted); font-size: 16px; line-height: 1.8; border-left: 3px solid var(--color-accent); padding-left: 16px; }
.article-cover { width: 100%; border-radius: 12px; margin-top: 26px; border: 1px solid var(--color-border); }
.article-content { margin-top: 30px; font-size: 16px; line-height: 2; color: var(--color-text); }
.article-content h2 { font-size: 24px; font-weight: 900; margin: 36px 0 14px; }
.article-content h3 { font-size: 19px; font-weight: 700; margin: 28px 0 10px; }
.article-content p { margin: 14px 0; }
.article-content img { max-width: 100%; border-radius: 8px; margin: 18px 0; }
.article-content ul, .article-content ol { margin: 14px 0 14px 22px; }
.article-content li { margin: 6px 0; }
.article-content blockquote { border-left: 3px solid var(--color-accent); padding: 4px 18px; margin: 18px 0; color: var(--color-muted); background: var(--color-surface); border-radius: 0 8px 8px 0; }
.article-content table { width: 100%; border-collapse: collapse; margin: 18px 0; }
.article-content th, .article-content td { border: 1px solid var(--color-border); padding: 10px 14px; }
.article-content a { color: var(--color-accent); }
.article-foot { display: flex; justify-content: space-between; gap: 12px; margin-top: 44px; padding-top: 24px; border-top: 1px solid var(--color-border); flex-wrap: wrap; }
.article-others { margin-top: 44px; padding-top: 22px; border-top: 1px solid var(--color-border); display: flex; flex-wrap: wrap; gap: 10px 26px; align-items: center; }
.article-others a { color: var(--color-muted); font-size: 14px; }
.article-others a:hover { color: var(--color-accent); }