/* ==========================================================================
   四川新跃极创 · 官网样式 · 设计 token 优先 · 移动优先 · 深色霓虹
   ========================================================================== */

/* ----------  设计 Token  ---------- */
:root {
  /* 品牌核心色 */
  --primary: #baf246;
  --accent: #b026ff;

  /* 背景层次 */
  --bg-page: #1a1a1a;
  --bg-surface: #2b2b2b;
  --bg-card: #343434;
  --bg-elevated: #3d3d3d;
  --bg-nav: rgba(26, 26, 26, 0.9);

  /* 文字 */
  --text-primary: #f5f5f5;
  --text-secondary: #b8b8b8;
  --text-muted: #8a8a8a;
  --text-on-accent: #1a1a1a;

  /* 语义色 */
  --success: #4ade80;
  --warning: #fbbf24;
  --error: #f87171;
  --info: #60a5fa;

  /* 渐变 */
  --grad-brand: linear-gradient(135deg, #baf246 0%, #b026ff 100%);

  /* 字体 */
  --font-cn: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  --font-en: "Inter", system-ui, sans-serif;
  --font-display: "Oswald", "Bebas Neue", "Inter", sans-serif;

  /* 字号 */
  --fs-12: 12px; --fs-14: 14px; --fs-16: 16px; --fs-18: 18px;
  --fs-20: 20px; --fs-24: 24px; --fs-30: 30px; --fs-36: 36px;
  --fs-48: 48px; --fs-60: 60px;

  /* 间距 */
  --sp-4: 4px; --sp-8: 8px; --sp-12: 12px; --sp-16: 16px;
  --sp-20: 20px; --sp-24: 24px; --sp-32: 32px; --sp-40: 40px;
  --sp-48: 48px; --sp-64: 64px; --sp-80: 80px; --sp-96: 96px;

  /* 圆角 */
  --radius-sm: 8px; --radius-md: 12px; --radius-lg: 20px; --radius-full: 999px;

  /* 尺寸 */
  --nav-h: 64px;
  --container: 1120px;
}

/* ----------  重置  ---------- */
* { margin: 0; padding: 0; box-sizing: border-box; }
html {
  scroll-behavior: smooth;
  scroll-snap-type: y mandatory;
  scroll-padding-top: var(--nav-h);
  scrollbar-color: rgba(186,242,70,0.78) #141414;
  scrollbar-width: thin;
}
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: #141414; }
::-webkit-scrollbar-thumb {
  background: linear-gradient(180deg, rgba(186,242,70,0.92), rgba(176,38,255,0.82));
  border: 2px solid #141414;
  border-radius: var(--radius-full);
}
::-webkit-scrollbar-thumb:hover {
  background: linear-gradient(180deg, var(--primary), var(--accent));
}
::-webkit-scrollbar-corner { background: #141414; }
body {
  font-family: var(--font-cn);
  font-size: var(--fs-16);
  line-height: 1.6;
  color: var(--text-primary);
  background: var(--bg-page);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; color: inherit; }
ul { list-style: none; }

/* 焦点可见性 */
:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
  border-radius: 4px;
}

.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--sp-20);
}

/* 区块标题通用 */
.section, .hero, .site-footer { scroll-snap-align: start; scroll-margin-top: 0; }
.section { padding: var(--sp-64) 0; }
.section-head { margin-bottom: var(--sp-40); }
.section-head .eyebrow {
  display: inline-block;
  font-family: var(--font-display);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: var(--fs-14);
  color: var(--primary);
  margin-bottom: var(--sp-12);
}
.section-head h2 {
  font-family: var(--font-display);
  font-size: var(--fs-30);
  line-height: 1.15;
  text-transform: uppercase;
  letter-spacing: 0.02em;
}
.section-head h2 span { color: var(--primary); }
.section-head h2 .hl { color: #fff; position: relative; }
.section-head h2 .hl::after {
  content: ""; position: absolute; left: 0; bottom: 2px; width: 100%; height: 3px;
  background: var(--accent); border-radius: 2px;
}
.section-head p.lead { color: var(--text-secondary); margin-top: var(--sp-12); font-size: var(--fs-16); }

/* ----------  导航栏  ---------- */
.site-nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--nav-h);
  z-index: 1000;
  background: var(--bg-nav);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.nav-inner {
  height: var(--nav-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-16);
}
.logo {
  display: flex; align-items: center; gap: var(--sp-12);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--fs-20);
  letter-spacing: 0.02em;
  white-space: nowrap;
}
.logo-mark {
  width: 36px; height: 36px; border-radius: var(--radius-sm);
  background: var(--grad-brand);
  display: grid; place-items: center;
  color: var(--text-on-accent);
  font-weight: 700;
  font-size: var(--fs-18);
}
.logo em { color: var(--primary); font-style: normal; }
.logo small {
  display: block; font-family: var(--font-cn);
  font-size: var(--fs-12); font-weight: 400; color: var(--text-secondary);
  letter-spacing: 0.06em;
}
.nav-actions { display: flex; align-items: center; gap: var(--sp-12); }
/* 搜索框 */
.search-box {
  display: flex; align-items: center; gap: var(--sp-8);
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius-full);
  padding: 0 var(--sp-16);
  height: 40px;
  transition: border-color .2s, background .2s;
}
.search-box:focus-within { border-color: var(--primary); background: rgba(255,255,255,0.08); }
.search-box svg { width: 16px; height: 16px; color: var(--text-muted); flex-shrink: 0; }
.search-box input {
  background: none; border: none; outline: none;
  color: var(--text-primary); font-family: inherit; font-size: var(--fs-14);
  width: 260px;
}
.search-box input::placeholder { color: var(--text-muted); }
.nav-cta {
  background: var(--primary); color: var(--text-on-accent);
  font-weight: 600; font-size: var(--fs-14);
  padding: 6px var(--sp-20);
  border-radius: var(--radius-full);
  display: inline-flex; align-items: center; gap: var(--sp-10);
  transition: transform .2s ease;
  line-height: 1.2;
}
.nav-cta .nav-cta-ico { width: 18px; height: 18px; }
.nav-cta:hover { transform: scale(1.05); }
.nav-cta:active { transform: scale(0.95); }
.burger {
  display: none;
  width: 40px; height: 40px;
  flex-direction: column; justify-content: center; gap: 5px;
  padding: 0 8px;
}
.burger span { height: 2px; background: var(--text-primary); border-radius: 2px; transition: transform .3s ease, opacity .3s; }
.burger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.burger.open span:nth-child(2) { opacity: 0; }
.burger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* 移动端菜单抽屉 */
.drawer {
  position: fixed; top: var(--nav-h); left: 0; right: 0; bottom: 0;
  background: var(--bg-surface);
  padding: var(--sp-24) var(--sp-20);
  display: flex; flex-direction: column; gap: var(--sp-8);
  transform: translateX(100%);
  opacity: 0;
  transition: transform .3s ease, opacity .3s ease;
  z-index: 999;
}
.drawer.open { transform: translateX(0); opacity: 1; }
.drawer a {
  padding: var(--sp-16); font-size: var(--fs-18);
  border-radius: var(--radius-sm); color: var(--text-secondary);
}
.drawer a:hover { background: rgba(255,255,255,0.06); color: var(--text-primary); }
.drawer .drawer-cta {
  margin-top: var(--sp-16);
  background: var(--primary); color: var(--text-on-accent);
  font-weight: 600; text-align: center;
}

/* ----------  右侧悬浮导航  ---------- */
.rail-nav {
  position: fixed; right: var(--sp-20); top: 50%; transform: translateY(-50%);
  display: flex; flex-direction: column; align-items: flex-end; gap: var(--sp-12);
  z-index: 900;
}
.rail-item {
  position: relative;
  width: 12px; height: 12px;
  border-radius: var(--radius-full);
  background: rgba(255,255,255,0.25);
  display: flex; align-items: center; justify-content: center;
  overflow: hidden;
  white-space: nowrap;
  transition: background .25s ease, width .3s ease, padding .3s ease;
}
.rail-item:hover { background: rgba(255,255,255,0.4); }
.rail-item.active {
  background: var(--primary);
  width: auto; height: 32px;
  padding: 0 var(--sp-16);
}
.rail-item .rail-label {
  font-size: var(--fs-13); font-weight: 600;
  color: var(--text-on-accent);
  opacity: 0; max-width: 0;
  overflow: hidden;
  transition: opacity .3s ease, max-width .3s ease, margin .3s ease;
}
.rail-item.active .rail-label {
  opacity: 1; max-width: 200px;
  margin-left: var(--sp-8);
}

/* ----------  Hero 轮播  ---------- */
.hero { position: relative; height: calc(100vh - var(--nav-h)); min-height: 520px; margin-top: var(--nav-h); overflow: hidden; }
.hero-slide {
  position: absolute; inset: 0;
  display: flex; align-items: center;
  opacity: 0; transition: opacity .5s ease;
}
.hero-slide.active { opacity: 1; }
.hero-slide .bg {
  position: absolute; inset: 0;
  background-size: cover; background-position: center;
}
.hero-slide .bg::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(26,26,26,.3) 0%, rgba(26,26,26,.75) 100%);
}
.hero-content { position: relative; z-index: 2; max-width: 640px; }
.hero-tag {
  display: inline-block; font-family: var(--font-display);
  text-transform: uppercase; letter-spacing: 0.12em;
  font-size: var(--fs-14); color: var(--primary);
  border: 1px solid var(--primary); border-radius: var(--radius-full);
  padding: var(--sp-4) var(--sp-16); margin-bottom: var(--sp-20);
}
.hero-content h1 {
  font-family: var(--font-display);
  font-size: var(--fs-48);
  line-height: 1.05;
  text-transform: uppercase;
  letter-spacing: 0.02em;
}
.hero-content h1 .grad-text {
  color: #fff;
}
.hero-content p { color: var(--text-secondary); margin: var(--sp-20) 0 var(--sp-32); max-width: 520px; }
.hero-cta { display: flex; gap: var(--sp-12); flex-wrap: wrap; }
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  gap: var(--sp-8); height: 48px; padding: 0 var(--sp-32);
  border-radius: var(--radius-sm); font-weight: 600; font-size: var(--fs-16);
  transition: transform .2s ease;
}
.btn:hover { transform: scale(1.05); }
.btn:active { transform: scale(0.95); }
.btn-primary { background: var(--primary); color: var(--text-on-accent); }
.btn-outline { border: 1px solid rgba(255,255,255,0.3); color: var(--text-primary); }
.btn-outline:hover { border-color: var(--primary); color: var(--primary); }

.hero-dots {
  position: absolute; bottom: var(--sp-32); left: 50%; transform: translateX(-50%);
  display: flex; gap: var(--sp-8); z-index: 3;
}
.hero-dots button {
  width: 10px; height: 10px; border-radius: var(--radius-full);
  background: rgba(255,255,255,0.3); transition: width .3s, background .3s;
}
.hero-dots button.active { width: 28px; background: var(--primary); }
.hero-arrow {
  position: absolute; top: 50%; transform: translateY(-50%);
  width: 44px; height: 44px; border-radius: var(--radius-full);
  background: rgba(26,26,26,0.6); border: 1px solid rgba(255,255,255,0.14);
  display: none; place-items: center; z-index: 3;
}
.hero-arrow svg { width: 20px; height: 20px; }
.hero-arrow.prev { left: var(--sp-24); }
.hero-arrow.next { right: var(--sp-24); }

/* ----------  跃点 Jumpspot 小程序（地图点位）  ---------- */
.jumpspot-hero {
  position: relative;
  min-height: calc(100vh - var(--nav-h));
  display: flex; align-items: center;
  overflow: hidden;
  background:
    radial-gradient(ellipse at 80% 20%, rgba(186,242,70,0.08), transparent 50%),
    radial-gradient(ellipse at 10% 90%, rgba(176,38,255,0.08), transparent 50%),
    var(--bg-page);
}
.jumpspot-grid {
  position: relative; z-index: 2;
  display: grid; grid-template-columns: 1fr; gap: var(--sp-40); align-items: center;
}
.jumpspot-text { max-width: 560px; }
.jumpspot-text .eyebrow { color: var(--primary); }
.jumpspot-text h2 {
  font-family: var(--font-display); font-size: var(--fs-36); text-transform: uppercase;
  margin: var(--sp-12) 0 var(--sp-16); color: #fff; line-height: 1.1;
}
.jumpspot-text h2 .hl { color: var(--primary); }
.jumpspot-lead { color: rgba(245,245,245,0.85); font-size: var(--fs-16); margin-bottom: var(--sp-24); }
.jumpspot-feats { list-style: none; margin-bottom: var(--sp-32); }
.jumpspot-feats li {
  padding: var(--sp-10) 0; color: var(--text-secondary); font-size: var(--fs-15);
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.jumpspot-cta { display: flex; align-items: center; gap: var(--sp-20); flex-wrap: wrap; }
.jumpspot-qr {
  position: relative; z-index: 1;
  width: 76px; height: 76px; background: #fff; border-radius: var(--radius-md);
  display: grid; place-items: center; overflow: visible; flex-shrink: 0;
  cursor: zoom-in;
}
.jumpspot-qr-img { width: 100%; height: 100%; object-fit: contain; display: block; }

/* 左下角放大弹窗：不影响布局 */
.jumpspot-qr-popup {
  position: absolute;
  left: 0; bottom: 0;
  transform: translate(-8px, 8px) scale(0.82);
  transform-origin: left bottom;
  width: 200px; height: 200px; padding: 12px;
  background: #fff; border-radius: var(--radius-lg);
  box-shadow: 0 16px 48px rgba(0,0,0,0.55);
  opacity: 0; pointer-events: none;
  transition: opacity .2s ease, transform .2s ease;
  z-index: 30;
}
.jumpspot-qr:hover .jumpspot-qr-popup,
.jumpspot-qr:focus-within .jumpspot-qr-popup {
  opacity: 1; transform: translate(-8px, 8px) scale(1);
}
.jumpspot-qr-popup-img { width: 100%; height: 100%; object-fit: contain; display: block; }
.jumpspot-map {
  position: relative; border-radius: var(--radius-lg);
  background: #161616; border: 1px solid rgba(255,255,255,0.08);
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(0,0,0,0.5);
  aspect-ratio: 4/3;
}
.jumpspot-map svg { width: 100%; height: 100%; display: block; }

@media (min-width: 768px) {
  .jumpspot-grid { grid-template-columns: 1fr 1.1fr; }
}
.about-hero {
  position: relative;
  height: calc(100vh - var(--nav-h));
  min-height: 520px;
  display: flex; align-items: center;
  overflow: hidden;
}
.about-bg {
  position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover;
}
.about-bg::after { display: none; }
.about-hero::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(90deg, rgba(26,26,26,.85) 0%, rgba(26,26,26,.4) 45%, rgba(26,26,26,.2) 100%);
}
.about-hero-content { position: relative; z-index: 2; }
.about-text { max-width: 600px; }
.about-text .eyebrow { color: var(--primary); }
.about-text h2 {
  font-family: var(--font-display); font-size: var(--fs-36);
  text-transform: uppercase; margin: var(--sp-12) 0 var(--sp-16);
  color: #fff;
}
.about-text h2 .hl { color: var(--primary); }
.about-text p { color: rgba(245,245,245,0.85); margin-bottom: var(--sp-16); }
.about-stats { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--sp-16); margin-top: var(--sp-32); }
.stat {
  background: rgba(255,255,255,0.08); backdrop-filter: blur(6px);
  border-radius: var(--radius-md); padding: var(--sp-24);
  border: 1px solid rgba(255,255,255,0.1);
}
.stat b {
  font-family: var(--font-display); font-size: var(--fs-36); line-height: 1;
  color: var(--primary); display: block;
}
.stat span { color: rgba(245,245,245,0.7); font-size: var(--fs-14); }

/* ----------  卡片网格（赛事/课程/新闻/画廊）  ---------- */
.card-grid { display: grid; grid-template-columns: 1fr; gap: var(--sp-24); }
.card {
  background: var(--bg-card); border-radius: var(--radius-md);
  overflow: hidden; border: 1px solid rgba(255,255,255,0.05);
  transition: transform .25s ease, box-shadow .25s ease, border-color .25s;
}
.card:hover { transform: translateY(-4px); border-color: rgba(186,242,70,0.4); box-shadow: 0 12px 32px rgba(0,0,0,0.4); }
.card-media { position: relative; aspect-ratio: 16/9; overflow: hidden; }
.card-media img { width: 100%; height: 100%; object-fit: cover; transition: transform .3s ease; }
.card:hover .card-media img { transform: scale(1.05); }
.card-badge {
  position: absolute; top: var(--sp-12); left: var(--sp-12);
  padding: var(--sp-4) var(--sp-12); font-size: var(--fs-12); font-weight: 600;
  border-radius: var(--radius-full);
}
.badge-live { background: var(--primary); color: var(--text-on-accent); }
.badge-soon { background: var(--accent); color: #fff; }
.badge-done { background: rgba(255,255,255,0.18); color: var(--text-secondary); }
.card-body { padding: var(--sp-20); }
.card-title { font-size: var(--fs-18); font-weight: 600; line-height: 1.4; margin-bottom: var(--sp-8); }
.card-title a:hover { color: var(--primary); }
.card-meta { display: flex; flex-wrap: wrap; gap: var(--sp-12); color: var(--text-muted); font-size: var(--fs-14); margin-bottom: var(--sp-12); }
.card-meta > span { display: inline-flex; align-items: center; gap: var(--sp-4); }
.card-meta svg { width: 14px; height: 14px; }
.card-desc { color: var(--text-secondary); font-size: var(--fs-14); display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.card-link { display: inline-flex; align-items: center; gap: var(--sp-4); color: var(--primary); font-size: var(--fs-14); font-weight: 600; margin-top: var(--sp-12); }

/* ----------  板块大图轮播（全屏铺满，按视口自适应高度）  ---------- */
.slider { position: relative; width: 100%; }
.slider-stage {
  position: relative;
  height: calc(100vh - var(--nav-h));
  min-height: 520px;
  overflow: hidden; border-radius: 0;
}
.slider-section, .section-full { padding: 0 !important; }
.slider-slide {
  position: absolute; inset: 0; opacity: 0; transition: opacity .5s ease;
}
.slider-slide.active { opacity: 1; }
.slider-slide img { width: 100%; height: 100%; object-fit: cover; }
.slider-slide::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(26,26,26,.75) 0%, rgba(26,26,26,.2) 30%, rgba(26,26,26,.2) 60%, rgba(26,26,26,.85) 100%);
}
/* 板块固定大标题 — 图片左上方 */
.slider-header {
  position: absolute; left: 0; top: 0; z-index: 3;
  padding: var(--sp-32) var(--sp-40); max-width: 640px;
}
.slider-header .head-eyebrow {
  font-family: var(--font-display); text-transform: uppercase;
  letter-spacing: 0.14em; font-size: var(--fs-14); color: var(--primary);
  margin-bottom: var(--sp-12);
}
.slider-header h2 {
  font-family: var(--font-display); text-transform: uppercase;
  font-size: var(--fs-48); line-height: 1.1; letter-spacing: 0.02em;
  color: #fff; margin-bottom: var(--sp-12);
}
.slider-header .head-lead { color: rgba(245,245,245,0.78); font-size: var(--fs-16); }
/* 单条 slide 标题 — 图片左下方 */
.slider-cap {
  position: absolute; left: 0; bottom: 0; z-index: 2;
  padding: var(--sp-32); max-width: 560px;
}
.slider-cap-idx {
  font-family: var(--font-display); font-size: var(--fs-14);
  letter-spacing: 0.12em; color: var(--primary);
}
.slider-cap h3 {
  font-family: var(--font-display); text-transform: uppercase;
  font-size: var(--fs-24); line-height: 1.2; margin: var(--sp-8) 0 var(--sp-8);
  color: #fff;
}
.slider-cap p { color: var(--text-secondary); font-size: var(--fs-14); max-width: 460px; }
.slider-cap .slider-detail {
  display: inline-flex; align-items: center; gap: var(--sp-4);
  margin-top: var(--sp-12);
  color: var(--primary); font-size: var(--fs-14); font-weight: 600;
  transition: transform .2s;
}
.slider-cap .slider-detail:hover { transform: translateX(4px); }
.slider-arrow {
  position: absolute; top: 50%; transform: translateY(-50%);
  width: 48px; height: 48px; border-radius: var(--radius-full);
  background: rgba(26,26,26,0.6); border: 1px solid rgba(255,255,255,0.14);
  display: grid; place-items: center; z-index: 3;
  transition: background .2s, border-color .2s;
}
.slider-arrow:hover { background: rgba(26,26,26,0.85); border-color: var(--primary); }
.slider-arrow svg { width: 22px; height: 22px; }
.slider-arrow.prev { left: var(--sp-24); }
.slider-arrow.next { right: 140px; }
.slider-dots {
  position: absolute; bottom: var(--sp-24); left: 50%; transform: translateX(-50%);
  display: flex; gap: var(--sp-8); z-index: 3;
}
.slider-dots button {
  width: 10px; height: 10px; border-radius: var(--radius-full);
  background: rgba(255,255,255,0.3); transition: width .3s, background .3s;
}
.slider-dots button.active { width: 28px; background: var(--primary); }

/* ----------  新闻列表  ---------- */
.news-grid { display: grid; grid-template-columns: 1fr; gap: var(--sp-24); align-items: stretch; }
.news-featured .card, .news-featured-card { height: 100%; }
.news-featured .card-media { aspect-ratio: 16/9; background: var(--bg-elevated); }
.news-date { color: var(--primary); font-family: var(--font-display); font-size: var(--fs-12); letter-spacing: 0.1em; margin-bottom: var(--sp-8); }
.news-list { display: flex; flex-direction: column; gap: var(--sp-16); }
.news-item {
  display: flex; gap: var(--sp-16); padding: var(--sp-16);
  background: var(--bg-card); border-radius: var(--radius-md);
  border: 1px solid rgba(255,255,255,0.05);
  transition: border-color .2s, transform .2s;
}
.news-item:hover { border-color: rgba(186,242,70,0.4); transform: translateY(-2px); }
.news-item .thumb { width: 112px; height: 80px; flex-shrink: 0; border-radius: var(--radius-sm); overflow: hidden; background: var(--bg-elevated); }
.news-item .thumb img { width: 100%; height: 100%; object-fit: cover; }
.news-item .info { flex: 1; min-width: 0; }
.news-item .date { color: var(--primary); font-family: var(--font-display); font-size: var(--fs-12); letter-spacing: 0.1em; }
.news-item h4 { font-size: var(--fs-16); font-weight: 600; margin: var(--sp-4) 0; color: var(--text-primary); line-height: 1.35; }
.news-item:hover h4 { color: var(--primary); }
.news-item p { color: var(--text-muted); font-size: var(--fs-14); display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.news-empty { padding: var(--sp-40); background: var(--bg-card); border: 1px solid rgba(255,255,255,0.05); border-radius: var(--radius-md); color: var(--text-muted); }

/* ----------  画廊  ---------- */
.gallery-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--sp-12); }
.gallery-item { position: relative; border-radius: var(--radius-md); overflow: hidden; aspect-ratio: 1; }
.gallery-item img { width: 100%; height: 100%; object-fit: cover; transition: transform .3s; }
.gallery-item:hover img { transform: scale(1.05); }
.gallery-item::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(transparent 40%, rgba(26,26,26,0.7));
  opacity: 0; transition: opacity .3s;
}
.gallery-item:hover::after { opacity: 1; }
.gallery-item .cap {
  position: absolute; bottom: var(--sp-12); left: var(--sp-12); right: var(--sp-12);
  color: #fff; font-size: var(--fs-14); z-index: 1; opacity: 0; transition: opacity .3s;
}
.gallery-item:hover .cap { opacity: 1; }

/* ----------  合作伙伴（标题左 + Logo 阵列右） ---------- */
#partners {
  min-height: 100vh;
  display: flex; align-items: center;
  padding: var(--sp-32) 0;
}
.partner-layout {
  width: 100%;
  min-height: calc(100vh - var(--nav-h) - var(--sp-64));
  display: grid; grid-template-columns: 1fr; gap: var(--sp-32); align-items: center;
}
.partner-head { margin-bottom: 0; }
.partner-marquee-v {
  width: 100%;
  height: calc(100vh - var(--nav-h) - var(--sp-64) - 180px);
  min-height: 320px; max-height: 720px;
  overflow: hidden;
  mask-image: linear-gradient(180deg, transparent, #000 8%, #000 92%, transparent);
  -webkit-mask-image: linear-gradient(180deg, transparent, #000 8%, #000 92%, transparent);
}
.partner-track-v {
  display: flex; flex-direction: column; gap: 4px;
  animation: marquee-v 18s linear infinite;
}
.partner-track-v:hover { animation-play-state: paused; }
@keyframes marquee-v {
  from { transform: translateY(0); }
  to { transform: translateY(-50%); }
}
.partner-row {
  display: grid; grid-template-columns: repeat(6, 1fr); gap: 4px;
}
.partner {
  width: 100%; aspect-ratio: 1 / 1;
  background: var(--bg-card); border-radius: var(--radius-sm);
  display: grid; place-items: center;
  border: 1px solid transparent;
  overflow: hidden;
  transition: border-color .3s, transform .25s, background .3s;
}
/* 默认灰色（统一色调），hover 变彩色 + 描边 + 上浮 */
.partner .p-logo { color: var(--text-muted); transition: color .3s; }
.partner:hover { border-color: var(--partner-color, var(--primary)); transform: translateY(-4px); }
.partner:hover .p-logo { color: var(--partner-color, var(--primary)); }
.partner .p-logo svg { width: 48px; height: 48px; }
.partner .p-logo-img { width: 100%; height: 100%; object-fit: cover; filter: grayscale(1); opacity: .75; transition: filter .3s, opacity .3s; }
.partner:hover .p-logo-img { filter: grayscale(0); opacity: 1; }
.partner .p-link { display: block; width: 100%; height: 100%; }

/* ----------  语言切换  ---------- */
.lang-switch {
  display: flex; align-items: center;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-full); padding: 2px;
}
.lang-switch button {
  min-width: 32px; height: 28px; padding: 0 var(--sp-8);
  font-size: var(--fs-14); border-radius: var(--radius-full);
  color: var(--text-secondary); transition: all .2s;
}
.lang-switch button.active { background: var(--primary); color: var(--text-on-accent); font-weight: 600; }
.drawer-lang { margin-top: var(--sp-16); align-self: flex-start; }

/* ----------  社交图标（扫码关注）  ---------- */
.contact-social-title {
  font-family: var(--font-display); text-transform: uppercase;
  letter-spacing: 0.06em; color: var(--text-secondary); margin-bottom: var(--sp-12);
}
.social-row { display: flex; gap: var(--sp-16); flex-wrap: wrap; margin-bottom: var(--sp-24); }
.social-btn {
  position: relative;
  display: flex; flex-direction: column; align-items: center; gap: var(--sp-8);
  background: none; border: none; padding: var(--sp-12);
  transition: transform .25s ease;
}
.social-btn:hover { transform: translateY(-8px); }
.social-btn .social-logo { width: 56px; height: 56px; display: block; }
.social-btn .social-name { color: var(--text-secondary); font-size: var(--fs-12); }
.social-btn:hover .social-name { color: var(--primary); }
/* Hover 弹出的二维码卡 */
.social-qr-popup {
  position: absolute; bottom: calc(100% + 12px); left: 50%; transform: translateX(-50%) translateY(8px);
  width: 140px; padding: var(--sp-12);
  background: #fff; border-radius: var(--radius-md);
  box-shadow: 0 12px 32px rgba(0,0,0,0.5);
  opacity: 0; pointer-events: none;
  transition: opacity .25s ease, transform .25s ease;
  z-index: 10;
  text-align: center;
}
.social-qr-popup::after {
  content: ""; position: absolute; bottom: -6px; left: 50%; transform: translateX(-50%) rotate(45deg);
  width: 12px; height: 12px; background: #fff;
}
.social-btn:hover .social-qr-popup { opacity: 1; transform: translateX(-50%) translateY(0); }
.social-qr-popup svg { width: 116px; height: 116px; display: block; margin: 0 auto; }
.social-qr-popup .qr-tip { font-size: 11px; color: #1a1a1a; margin-top: 6px; font-weight: 600; }

/* ----------  二维码弹窗  ---------- */
.qr-modal {
  position: fixed; inset: 0; z-index: 2000;
  background: rgba(0,0,0,0.7); backdrop-filter: blur(4px);
  display: none; place-items: center; padding: var(--sp-20);
}
.qr-modal.open { display: grid; }
.qr-box {
  position: relative; background: var(--bg-card); border-radius: var(--radius-lg);
  padding: var(--sp-32); text-align: center; max-width: 320px; width: 100%;
}
.qr-close {
  position: absolute; top: var(--sp-12); right: var(--sp-12);
  width: 32px; height: 32px; border-radius: var(--radius-full);
  background: rgba(255,255,255,0.1); color: var(--text-primary);
  font-size: var(--fs-20); line-height: 1;
}
.qr-close:hover { background: rgba(255,255,255,0.2); }
.qr-img {
  width: 180px; height: 180px; margin: 0 auto var(--sp-16);
  display: grid; place-items: center;
  background: #fff; border-radius: var(--radius-sm);
  border: 3px solid var(--primary); color: var(--text-muted);
  overflow: hidden;
}
.qr-name { font-size: var(--fs-18); font-weight: 600; }

/* ----------  联系我们  ---------- */
.contact-grid { display: grid; grid-template-columns: 1fr; gap: var(--sp-40); }
.form-group { margin-bottom: var(--sp-20); }
.form-group label { display: block; font-size: var(--fs-14); font-weight: 600; margin-bottom: var(--sp-8); }
.form-group input, .form-group textarea {
  width: 100%; background: var(--bg-card); border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-sm); padding: var(--sp-12) var(--sp-16);
  color: var(--text-primary); font-family: inherit; font-size: var(--fs-16);
  transition: border-color .2s, box-shadow .2s;
}
.form-group textarea { min-height: 120px; resize: vertical; }
.form-group input:focus, .form-group textarea:focus {
  outline: none; border-color: var(--primary); box-shadow: 0 0 0 3px rgba(186,242,70,0.2);
}
.form-group input::placeholder, .form-group textarea::placeholder { color: var(--text-muted); }
.form-submit { width: 100%; }
.contact-info { display: flex; flex-direction: column; gap: var(--sp-20); }
.contact-item { display: flex; gap: var(--sp-16); align-items: flex-start; }
.contact-item .ic {
  width: 44px; height: 44px; flex-shrink: 0; border-radius: var(--radius-sm);
  background: var(--bg-card); display: grid; place-items: center; color: var(--primary);
}
.contact-item .ic svg { width: 20px; height: 20px; }
.contact-item b { display: block; font-size: var(--fs-16); margin-bottom: var(--sp-4); }
.contact-item p { color: var(--text-secondary); font-size: var(--fs-14); }

/* ----------  页脚  ---------- */
.site-footer {
  background: #141414;
  min-height: calc(100vh - var(--nav-h));
  padding: var(--sp-64) 0 var(--sp-48);
  border-top: 1px solid rgba(255,255,255,0.06);
  display: flex;
  align-items: center;
}
.site-footer .container { width: 100%; }
.footer-grid { display: grid; grid-template-columns: 1fr; gap: var(--sp-32); margin-bottom: var(--sp-40); }
.footer-col h4 {
  font-family: var(--font-display); text-transform: uppercase;
  font-size: var(--fs-16); margin-bottom: var(--sp-16); color: var(--text-primary);
}
.footer-col a { display: block; color: var(--text-secondary); font-size: var(--fs-14); padding: var(--sp-6) 0; }
.footer-col a:hover { color: var(--primary); }
.footer-brand p { color: var(--text-muted); font-size: var(--fs-14); margin-top: var(--sp-12); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.06); padding-top: var(--sp-24);
  display: flex; flex-direction: column; gap: var(--sp-12); align-items: flex-start;
  color: var(--text-muted); font-size: var(--fs-14);
}
.footer-bottom a { color: var(--text-muted); text-decoration: none; }
.footer-bottom a:hover { color: var(--primary); }
.footer-bottom .beian-gong { display: inline-flex; align-items: center; gap: 5px; }
.footer-bottom .beian-gong img { width: 16px; height: 16px; vertical-align: middle; }

/* ----------  响应式（移动优先向上增强）  ---------- */
@media (min-width: 576px) {
  .hero-content h1 { font-size: var(--fs-60); }
}
@media (min-width: 768px) {
  .about-stats { grid-template-columns: repeat(4, 1fr); }
  .news-grid { grid-template-columns: 1.1fr 1fr; }
  .contact-grid { grid-template-columns: 1.2fr 1fr; }
  .footer-grid { grid-template-columns: 2fr 1fr 1fr 1fr; }
  .partner-layout { grid-template-columns: 240px 1fr; }
  .section { padding: var(--sp-96) 0; }
  .section-head h2 { font-size: var(--fs-36); }
}
@media (min-width: 992px) {
  .hero-arrow { display: grid; }
  .hero-content h1 { font-size: 68px; }
}

/* 移动端：隐藏搜索框文字、CTA，改用汉堡；隐藏右侧悬浮导航 */
@media (max-width: 991px) {
  .nav-cta { display: none; }
  .burger { display: flex; }
  .rail-nav { display: none; }
  .search-box input { width: 90px; }
}
/* 超小屏：进一步压缩导航 */
@media (max-width: 480px) {
  .logo > span:not(.logo-mark) { display: none; }
  .search-box { width: 40px; padding: 0; justify-content: center; }
  .search-box input { display: none; }
}

/* 减弱动效偏好 */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  html { scroll-behavior: auto; }
}