/* ============================================================
   深圳雏鹰计划 官网 v2 —— 运动燃系·深色大气
   设计语言：炭黑底 / 金色渐变主调 / 烈焰红点缀 / 玻璃拟态 / 斜切动感
   ============================================================ */

:root {
  /* 深色基调 */
  --bg: #0a0a0f;
  --bg-2: #10101a;
  --bg-3: #161623;
  --panel: rgba(255, 255, 255, 0.045);
  --panel-2: rgba(255, 255, 255, 0.07);
  --line: rgba(255, 255, 255, 0.10);
  --line-gold: rgba(212, 175, 55, 0.45);

  /* 品牌色 */
  --gold: #d4af37;
  --gold-2: #f2dc8e;
  --gold-deep: #a8842a;
  --red: #e63946;
  --red-2: #ff5d6c;

  /* 文字 */
  --text: #f2efe6;
  --text-dim: #c9c5ba;
  --muted: #8f8b99;

  /* 效果 */
  --glow-gold: 0 0 40px rgba(212, 175, 55, 0.22);
  --radius: 18px;
  --radius-sm: 12px;
  --font: "PingFang SC", "Microsoft YaHei", "Source Han Sans SC", "Noto Sans CJK SC", system-ui, -apple-system, sans-serif;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }

.container { width: min(1160px, 92vw); margin: 0 auto; }

/* ---------- 顶部导航 ---------- */
header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(10, 10, 15, 0.78);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--line);
}
nav.container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 18px;
  letter-spacing: 1px;
}
.brand .mark {
  width: 36px; height: 36px;
  display: grid; place-items: center;
  background: linear-gradient(135deg, var(--gold-2), var(--gold-deep));
  color: #0a0a0f;
  border-radius: 10px;
  font-weight: 900;
  box-shadow: var(--glow-gold);
}
.brand em {
  font-style: normal;
  background: linear-gradient(90deg, var(--gold-2), var(--gold));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.nav-links { display: flex; gap: 4px; align-items: center; }
.nav-links a {
  padding: 8px 14px;
  font-size: 15px;
  color: var(--text-dim);
  border-radius: 8px;
  transition: color .2s, background .2s;
}
.nav-links a:hover { color: var(--gold-2); background: var(--panel); }
.nav-links a.btn-nav {
  background: linear-gradient(135deg, var(--gold-2), var(--gold-deep));
  color: #0a0a0f;
  font-weight: 700;
  box-shadow: var(--glow-gold);
}
.nav-links a.btn-nav:hover { background: linear-gradient(135deg, #ffd76e, var(--gold)); color: #0a0a0f; }

/* ---------- Hero 首屏 ---------- */
.hero {
  position: relative;
  min-height: 100dvh;
  display: flex;
  align-items: center;
  overflow: hidden;
  isolation: isolate;
}
/* 背景层：深色渐变 + 放射辉光 + 纹理 */
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -2;
  background:
    radial-gradient(1200px 600px at 78% -10%, rgba(212, 175, 55, 0.16), transparent 60%),
    radial-gradient(900px 500px at 8% 110%, rgba(230, 57, 70, 0.14), transparent 60%),
    linear-gradient(160deg, #10101a 0%, #0a0a0f 55%, #0c0c14 100%);
}
/* 网格纹理 */
.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background-image:
    linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: radial-gradient(ellipse at center, #000 30%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse at center, #000 30%, transparent 75%);
}
/* 大号装饰英文 */
.hero .deco-en {
  position: absolute;
  top: 6%;
  right: -1%;
  z-index: 0;
  font-size: clamp(90px, 16vw, 240px);
  font-weight: 900;
  font-style: italic;
  letter-spacing: -0.02em;
  line-height: 1;
  color: transparent;
  -webkit-text-stroke: 1px rgba(212, 175, 55, 0.14);
  user-select: none;
  pointer-events: none;
  white-space: nowrap;
}
.hero .inner {
  position: relative; z-index: 1;
  padding: 96px 0 88px;
  display: grid;
  grid-template-columns: 1.12fr .88fr;
  gap: 48px;
  align-items: center;
}
.hero .col-text { min-width: 0; }

.hero .kicker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 7px 16px;
  border: 1px solid var(--line-gold);
  border-radius: 999px;
  color: var(--gold-2);
  font-size: 13px;
  letter-spacing: 3px;
  background: rgba(212, 175, 55, 0.06);
  margin-bottom: 26px;
}
.hero .kicker::before {
  content: "";
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--gold);
  box-shadow: 0 0 10px var(--gold);
}

.hero h1 {
  font-size: clamp(38px, 6.4vw, 76px);
  font-weight: 900;
  line-height: 1.12;
  letter-spacing: 2px;
  margin-bottom: 22px;
}
.hero h1 .grad {
  background: linear-gradient(100deg, var(--gold-2) 0%, var(--gold) 45%, #f7e7b5 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero h1 .red-mark {
  color: var(--red-2);
  font-style: normal;
}

.hero .sub {
  max-width: 640px;
  font-size: 17px;
  line-height: 1.9;
  color: var(--text-dim);
  margin-bottom: 34px;
}

/* 按钮组 */
.btns { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 52px; }
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 15px 34px;
  font-size: 16px;
  font-weight: 700;
  border-radius: 12px;
  border: none;
  cursor: pointer;
  transition: transform .2s, box-shadow .2s, filter .2s;
}
.btn-gold {
  background: linear-gradient(135deg, var(--gold-2), var(--gold-deep));
  color: #0a0a0f;
  box-shadow: 0 8px 30px rgba(212, 175, 55, 0.35);
}
.btn-gold:hover { transform: translateY(-2px); box-shadow: 0 12px 40px rgba(212, 175, 55, 0.5); }
.btn-ghost {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--line);
}
.btn-ghost:hover { border-color: var(--gold); color: var(--gold-2); transform: translateY(-2px); }

/* 数据条 */
.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}
.stat {
  padding: 22px 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--panel);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  transition: border-color .25s, transform .25s, background .25s;
}
.stat:hover { border-color: var(--line-gold); transform: translateY(-4px); background: var(--panel-2); }
.stat b {
  display: block;
  font-size: clamp(26px, 3.4vw, 38px);
  font-weight: 900;
  line-height: 1.2;
  background: linear-gradient(90deg, var(--gold-2), var(--gold));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  margin-bottom: 4px;
}
.stat span { font-size: 13px; color: var(--muted); }

/* ---------- 通用区块 ---------- */
section { position: relative; padding: 96px 0; }

.section-head { margin-bottom: 46px; }
.section-head .en {
  font-size: 13px;
  letter-spacing: 5px;
  color: var(--gold);
  text-transform: uppercase;
  margin-bottom: 10px;
  font-weight: 700;
}
.section-head h2 {
  font-size: clamp(28px, 4vw, 42px);
  font-weight: 900;
  letter-spacing: 1px;
}
.section-head h2 em {
  font-style: normal;
  color: var(--gold-2);
}
.section-head p { color: var(--muted); margin-top: 12px; max-width: 640px; }

/* 斜切分隔 */
.section-angle { padding: 108px 0; }
.section-angle::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(212,175,55,.05), rgba(230,57,70,.05));
  clip-path: polygon(0 6%, 100% 0, 100% 94%, 0 100%);
  z-index: -1;
}

/* 卡片网格 */
.grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }

.card {
  position: relative;
  padding: 30px 30px 34px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  overflow: hidden;
  transition: transform .25s, border-color .25s, box-shadow .25s;
}
.card::after {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--gold), transparent);
  opacity: 0;
  transition: opacity .3s;
}
.card:hover { transform: translateY(-6px); border-color: var(--line-gold); box-shadow: var(--glow-gold); }
.card:hover::after { opacity: 1; }
.card .no {
  font-size: 44px;
  font-weight: 900;
  font-style: italic;
  line-height: 1;
  background: linear-gradient(180deg, var(--gold-2), transparent 90%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  opacity: .9;
  display: block;
  margin-bottom: 14px;
}
.card h3 { font-size: 20px; font-weight: 800; margin-bottom: 12px; }
.card h3::before {
  content: "▸ ";
  color: var(--gold);
}
.card p { color: var(--text-dim); font-size: 15px; line-height: 1.85; }
.card ul li { color: var(--text-dim); font-size: 15px; padding: 6px 0 6px 20px; position: relative; }
.card ul li::before {
  content: "";
  position: absolute;
  left: 2px; top: 16px;
  width: 7px; height: 7px;
  border-radius: 2px;
  background: var(--gold);
  transform: rotate(45deg);
}

/* 项目动态新闻链接 */
.news-list li { padding-left: 16px; }
.news-list li::before { top: 17px; width: 6px; height: 6px; background: var(--red); }
.news-list a {
  color: var(--text-dim);
  border-bottom: 1px dashed rgba(242, 220, 142, 0.35);
  transition: color .2s, border-color .2s;
}
.news-list a:hover { color: var(--gold-2); border-bottom-color: var(--gold); }

/* 步骤时间线 */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; counter-reset: step; }
.step {
  position: relative;
  padding: 26px 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--panel);
  transition: border-color .25s, transform .25s;
}
.step:hover { border-color: var(--line-gold); transform: translateY(-4px); }
.step::before {
  counter-increment: step;
  content: "0" counter(step);
  font-size: 13px;
  font-weight: 900;
  letter-spacing: 2px;
  color: var(--gold);
  display: block;
  margin-bottom: 10px;
}
.step b { display: block; font-size: 17px; margin-bottom: 8px; color: var(--text); }
.step p, .step { font-size: 14px; color: var(--text-dim); line-height: 1.8; }

/* 照片占位 */
.ph {
  position: relative;
  min-height: 240px;
  border: 1px dashed rgba(212, 175, 55, 0.35);
  border-radius: var(--radius);
  display: grid;
  place-items: center;
  color: var(--muted);
  font-size: 15px;
  background:
    radial-gradient(240px 120px at 50% 30%, rgba(212,175,55,.08), transparent 70%),
    var(--panel);
  overflow: hidden;
}
.ph::before {
  content: "◈";
  font-size: 42px;
  color: rgba(212, 175, 55, 0.4);
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -110%);
}

/* CTA 横幅 */
.cta-band {
  position: relative;
  padding: 56px 48px;
  border-radius: var(--radius);
  background: linear-gradient(120deg, rgba(212,175,55,.14), rgba(230,57,70,.10)), var(--bg-2);
  border: 1px solid var(--line-gold);
  text-align: center;
  overflow: hidden;
}
.cta-band::before {
  content: "EAGLE PLAN";
  position: absolute;
  inset: auto 0 -30px 0;
  font-size: 120px;
  font-weight: 900;
  font-style: italic;
  letter-spacing: 6px;
  color: rgba(212, 175, 55, 0.05);
  white-space: nowrap;
  pointer-events: none;
}
.cta-band h3 { font-size: clamp(24px, 3.4vw, 34px); font-weight: 900; margin-bottom: 14px; }
.cta-band h3 em { color: var(--gold-2); font-style: normal; }
.cta-band p { color: var(--text-dim); margin-bottom: 28px; }
.cta-band .btns { justify-content: center; margin-bottom: 0; }

/* ---------- 页脚 ---------- */
footer {
  border-top: 1px solid var(--line);
  padding: 44px 0;
  background: var(--bg-2);
}
footer .container { display: flex; flex-direction: column; gap: 8px; }
footer .row-1 { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 10px; }
footer b { color: var(--gold-2); }
footer .dim { color: var(--muted); font-size: 14px; }
footer .beian { color: var(--muted); font-size: 12px; opacity: .8; }

/* ---------- 内部页通用 ---------- */
.page-hero {
  position: relative;
  padding: 110px 0 80px;
  overflow: hidden;
}
.page-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(800px 400px at 80% 0%, rgba(212,175,55,.14), transparent 60%),
    linear-gradient(160deg, #12121c, #0a0a0f 70%);
  z-index: -1;
}
.page-hero h1 { font-size: clamp(30px, 4.6vw, 52px); font-weight: 900; letter-spacing: 1px; }
.page-hero h1 em { color: var(--gold-2); font-style: normal; }
.page-hero .crumbs { color: var(--muted); font-size: 13px; margin-bottom: 14px; letter-spacing: 1px; }
.page-hero p { color: var(--text-dim); max-width: 680px; margin-top: 14px; }

/* 通用表格（内部页） */
.tbl-wrap {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--panel);
}
table { width: 100%; border-collapse: collapse; }
th, td { padding: 15px 18px; text-align: left; font-size: 15px; }
thead th {
  background: linear-gradient(90deg, rgba(212,175,55,.14), transparent);
  color: var(--gold-2);
  font-weight: 700;
  letter-spacing: 1px;
  border-bottom: 1px solid var(--line-gold);
}
tbody td { border-bottom: 1px solid var(--line); color: var(--text-dim); }
tbody tr:last-child td { border-bottom: none; }
tbody tr:hover { background: var(--panel-2); }

/* 表单 */
.form-card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  padding: 36px;
}
label { display: block; font-size: 14px; color: var(--text-dim); margin: 18px 0 8px; }
input, select, textarea {
  width: 100%;
  padding: 13px 16px;
  background: rgba(0,0,0,.35);
  border: 1px solid var(--line);
  border-radius: 10px;
  color: var(--text);
  font-size: 15px;
  font-family: inherit;
  transition: border-color .2s;
}
input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--gold);
  box-shadow: 0 0 0 3px rgba(212,175,55,.15);
}

/* FAQ 手风琴 */
.faq-item {
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--panel);
  margin-bottom: 14px;
  overflow: hidden;
}
.faq-item summary {
  padding: 20px 24px;
  font-size: 16px;
  font-weight: 700;
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: "+";
  font-size: 22px;
  color: var(--gold);
  transition: transform .25s;
}
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-item .ans { padding: 0 24px 22px; color: var(--text-dim); font-size: 15px; line-height: 1.9; }

/* ---------- 首屏右视觉 ---------- */
.hero-visual { position: relative; display: flex; flex-direction: column; align-items: center; }
.ball-wrap { position: relative; width: min(360px, 82%); aspect-ratio: 1; }
.ball {
  position: absolute; inset: 9%;
  width: 82%; height: 82%;
  filter: drop-shadow(0 24px 60px rgba(212, 175, 55, 0.35));
  animation: ballFloat 7s ease-in-out infinite;
}
.ball-ring {
  position: absolute; inset: 0;
  border-radius: 50%;
  border: 1px dashed rgba(212, 175, 55, 0.4);
}
.ball-ring.r1 { animation: spin 40s linear infinite; }
.ball-ring.r2 {
  inset: 5%;
  border-color: rgba(230, 57, 70, 0.25);
  border-style: solid;
  border-width: 1px;
  animation: spin 70s linear infinite reverse;
}
.ball-ring.r1::before {
  content: "";
  position: absolute;
  top: -5px; left: 50%;
  width: 9px; height: 9px;
  border-radius: 50%;
  background: var(--gold);
  box-shadow: 0 0 12px var(--gold);
}
@keyframes spin { to { transform: rotate(360deg); } }
@keyframes ballFloat {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-14px); }
}
/* 漂浮标签 */
.chip {
  position: absolute;
  z-index: 2;
  padding: 8px 16px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 1px;
  color: var(--gold-2);
  background: rgba(16, 16, 26, 0.82);
  border: 1px solid var(--line-gold);
  border-radius: 999px;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  white-space: nowrap;
}
.chip-1 { top: 6%; left: -12%; animation: ballFloat 6s ease-in-out infinite; }
.chip-2 { bottom: 16%; right: -14%; animation: ballFloat 8s ease-in-out .8s infinite; }

/* 选秀招募卡 */
.recruit-card {
  position: relative;
  margin-top: -34px;
  z-index: 3;
  width: min(360px, 92%);
  padding: 26px 28px;
  border-radius: var(--radius);
  border: 1px solid var(--line-gold);
  background: rgba(16, 16, 26, 0.86);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.5), var(--glow-gold);
}
.recruit-badge {
  display: inline-block;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 2px;
  color: var(--red-2);
  margin-bottom: 8px;
  animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: .55; }
}
.recruit-card > b {
  display: block;
  font-size: 21px;
  font-weight: 900;
  margin-bottom: 14px;
  background: linear-gradient(90deg, var(--gold-2), var(--gold));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.recruit-card ul { margin-bottom: 18px; }
.recruit-card li {
  display: flex;
  gap: 14px;
  padding: 8px 0;
  border-bottom: 1px dashed var(--line);
  font-size: 14px;
}
.recruit-card li:last-child { border-bottom: none; }
.recruit-card li i {
  font-style: normal;
  color: var(--muted);
  flex: none;
  width: 60px;
}
.recruit-card li em { font-style: normal; color: var(--text); font-weight: 600; }
.btn.sm { padding: 11px 22px; font-size: 14px; width: 100%; justify-content: center; }

/* ---------- 滚动条 ---------- */
.marquee {
  overflow: hidden;
  padding: 18px 0;
  border-block: 1px solid var(--line);
  background: var(--bg-2);
}
.marquee .track {
  display: flex;
  gap: 56px;
  width: max-content;
  animation: marquee 30s linear infinite;
}
.marquee span {
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 2px;
  color: var(--text-dim);
  white-space: nowrap;
  display: flex;
  align-items: center;
  gap: 56px;
}
.marquee span::after {
  content: "◆";
  font-size: 9px;
  color: var(--gold);
}
@keyframes marquee { to { transform: translateX(-50%); } }

/* ---------- 梯队卡片 ---------- */
.tiers { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.tier {
  padding: 26px 26px 28px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  transition: transform .25s, border-color .25s, box-shadow .25s;
}
.tier:hover { transform: translateY(-5px); border-color: var(--line-gold); box-shadow: var(--glow-gold); }
.tier .age {
  display: inline-block;
  padding: 4px 12px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 1px;
  color: var(--gold-2);
  border: 1px solid var(--line-gold);
  border-radius: 999px;
  margin-bottom: 14px;
  background: rgba(212, 175, 55, 0.07);
}
.tier b { display: block; font-size: 19px; font-weight: 800; margin-bottom: 8px; }
.tier p { font-size: 14px; color: var(--text-dim); line-height: 1.8; }

/* ---------- 里程碑 ---------- */
.sub-head { margin-top: 64px; }
.milestones {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
  position: relative;
}
.milestones::before {
  content: "";
  position: absolute;
  top: 13px; left: 4%; right: 4%;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--line-gold), var(--line-gold), transparent);
}
.ms {
  position: relative;
  padding: 32px 22px 26px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--panel);
}
.ms::before {
  content: "";
  position: absolute;
  top: 6px; left: 22px;
  width: 15px; height: 15px;
  border-radius: 50%;
  background: var(--bg);
  border: 3px solid var(--gold);
  box-shadow: 0 0 12px rgba(212, 175, 55, 0.5);
}
.ms .date {
  display: inline-block;
  font-size: 13px;
  font-weight: 900;
  letter-spacing: 1px;
  color: var(--gold);
  margin-bottom: 8px;
}
.ms b { display: block; font-size: 17px; font-weight: 800; margin-bottom: 6px; }
.ms p { font-size: 13.5px; color: var(--text-dim); line-height: 1.75; }
.ms.now { border-color: var(--line-gold); background: linear-gradient(160deg, rgba(212,175,55,.1), rgba(230,57,70,.06)), var(--panel); }
.ms.now::before { background: var(--red); border-color: var(--red-2); animation: pulse 1.6s infinite; }

/* ---------- 教练卡片 ---------- */
.coach-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
.coach {
  display: flex;
  gap: 18px;
  align-items: flex-start;
  padding: 26px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  transition: transform .25s, border-color .25s, box-shadow .25s;
}
.coach:hover { transform: translateY(-5px); border-color: var(--line-gold); box-shadow: var(--glow-gold); }
.avatar {
  flex: none;
  width: 64px; height: 64px;
  display: grid; place-items: center;
  border-radius: 16px;
  background: linear-gradient(135deg, var(--gold-2), var(--gold-deep));
  color: #0a0a0f;
  font-weight: 900;
  font-size: 22px;
  box-shadow: var(--glow-gold);
}
.c-info b { display: block; font-size: 18px; font-weight: 800; margin-bottom: 3px; }
.c-info span { display: block; font-size: 13px; color: var(--gold-2); margin-bottom: 8px; letter-spacing: .5px; }
.c-info p { font-size: 14px; color: var(--text-dim); line-height: 1.75; }
/* 兼容内页 .card.coach 结构 */
.card.coach { display: flex; gap: 18px; align-items: flex-start; }

/* ---------- 照片墙 ---------- */
.gallery { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.gallery .ph { min-height: 200px; }

/* ---------- 家长证言 ---------- */
.quotes { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.quote {
  position: relative;
  padding: 30px 28px 26px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
}
.quote::before {
  content: "“";
  position: absolute;
  top: 2px; left: 18px;
  font-size: 64px;
  font-weight: 900;
  line-height: 1;
  color: rgba(212, 175, 55, 0.35);
  font-family: Georgia, serif;
}
.quote p { font-size: 15px; color: var(--text-dim); line-height: 1.9; margin-bottom: 14px; }
.quote span { font-size: 13px; color: var(--gold-2); }

/* 梯队人数标签（teams页） */
.age-tag {
  display: inline-block;
  padding: 4px 12px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 1px;
  color: var(--gold-2);
  border: 1px solid var(--line-gold);
  border-radius: 999px;
  margin-bottom: 12px;
  background: rgba(212, 175, 55, 0.07);
}

/* 更多链接 */
.more-link { margin-top: 26px; text-align: center; }.more-link a {
  font-size: 15px;
  font-weight: 700;
  color: var(--gold-2);
  border-bottom: 1px dashed var(--line-gold);
  padding-bottom: 3px;
  transition: color .2s;
}
.more-link a:hover { color: #ffd76e; }

/* ---------- 响应式 ---------- */
@media (max-width: 900px) {
  section { padding: 72px 0; }
  .stats, .grid-4, .steps, .milestones { grid-template-columns: repeat(2, 1fr); }
  .grid, .coach-grid { grid-template-columns: 1fr; }
  .tiers { grid-template-columns: repeat(2, 1fr); }
  .gallery { grid-template-columns: repeat(2, 1fr); }
  .quotes { grid-template-columns: 1fr; }
  .hero { min-height: auto; }
  .hero .inner {
    padding: 72px 0 64px;
    grid-template-columns: 1fr;
    gap: 56px;
  }
  .hero-visual { margin-top: 8px; }
  .milestones::before { display: none; }
  .sub-head { margin-top: 48px; }
}
@media (max-width: 560px) {
  .stats { grid-template-columns: 1fr 1fr; gap: 10px; }
  .stat { padding: 16px; }
  .nav-links { gap: 2px; }
  .nav-links a { padding: 7px 9px; font-size: 13px; }
  .btns .btn { flex: 1 1 auto; justify-content: center; padding: 14px 20px; font-size: 15px; }
  .cta-band { padding: 40px 22px; }
  .form-card { padding: 22px; }
  th, td { padding: 11px 12px; font-size: 13px; }
  .tiers { grid-template-columns: 1fr; }
  .gallery { grid-template-columns: 1fr; }
  .chip-1 { left: -4%; }
  .chip-2 { right: -4%; }
  .chip { font-size: 12px; padding: 6px 12px; }
  .recruit-card { padding: 22px 20px; }
}
/* 动效降级：尊重系统减少动效设置 */
@media (prefers-reduced-motion: reduce) {
  .ball, .chip-1, .chip-2, .ball-ring.r1, .ball-ring.r2,
  .marquee .track, .recruit-badge, .ms.now::before { animation: none; }
}

/* ---------- 移动端固定底部 CTA ---------- */
.sticky-cta { display: none; }
@media (max-width: 768px) {
  body { padding-bottom: 66px; }
  .sticky-cta {
    display: flex;
    gap: 8px;
    position: fixed;
    left: 0; right: 0; bottom: 0;
    z-index: 999;
    padding: 8px 10px calc(8px + env(safe-area-inset-bottom));
    background: rgba(10, 10, 15, 0.96);
    border-top: 1px solid var(--line);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
  }
  .sticky-cta a {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 11px 6px;
    border-radius: 10px;
    font-size: 14px;
    font-weight: 600;
    color: var(--text);
    text-decoration: none;
    background: rgba(255, 255, 255, 0.08);
  }
  .sticky-cta a svg { width: 17px; height: 17px; fill: currentColor; flex: none; }
  .sticky-cta a.cta-main {
    background: linear-gradient(135deg, var(--gold), var(--gold-2));
    color: #141414;
    box-shadow: var(--glow-gold);
  }
}

footer .beian a { color: inherit; text-decoration: none; }
footer .beian a:hover { text-decoration: underline; }

/* ============================================================
   v3 追加：交互增强（滚动动画 / 返回顶部 / 弹窗 / 表单 / 灯箱）
   ============================================================ */

/* ---------- 导航栏滚动状态 ---------- */
header.scrolled {
  background: rgba(10, 10, 15, 0.92);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.45);
}

/* ---------- 滚动显现动画 ---------- */
.reveal {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity .7s cubic-bezier(.22,.61,.36,1), transform .7s cubic-bezier(.22,.61,.36,1);
}
.reveal-in { opacity: 1; transform: none; }

/* ---------- 返回顶部 ---------- */
.back-top {
  position: fixed;
  right: 22px;
  bottom: 96px; /* 高于移动端 CTA 栏 */
  width: 44px;
  height: 44px;
  border: 1px solid var(--line-gold);
  border-radius: 50%;
  background: rgba(16, 16, 26, 0.9);
  color: var(--gold-2);
  cursor: pointer;
  display: grid;
  place-items: center;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: opacity .3s, transform .3s, visibility .3s, background .2s;
  z-index: 90;
  backdrop-filter: blur(8px);
}
.back-top.show { opacity: 1; visibility: visible; transform: none; }
.back-top:hover { background: rgba(212, 175, 55, 0.18); }
@media (min-width: 768px) { .back-top { bottom: 36px; } }

/* ---------- 通用弹窗 ---------- */
.modal-mask {
  position: fixed;
  inset: 0;
  background: rgba(4, 4, 8, 0.72);
  backdrop-filter: blur(6px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  visibility: hidden;
  transition: opacity .25s, visibility .25s;
  z-index: 200;
}
.modal-mask.open { opacity: 1; visibility: visible; }
.modal {
  position: relative;
  width: min(360px, 92vw);
  background: linear-gradient(160deg, var(--bg-2), var(--bg-3));
  border: 1px solid var(--line-gold);
  border-radius: var(--radius);
  padding: 34px 26px 30px;
  text-align: center;
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.6), var(--glow-gold);
  transform: translateY(14px) scale(.97);
  transition: transform .28s cubic-bezier(.22,.61,.36,1);
}
.modal-mask.open .modal { transform: none; }
.modal-close {
  position: absolute;
  top: 10px;
  right: 14px;
  background: none;
  border: none;
  color: var(--muted);
  font-size: 26px;
  line-height: 1;
  cursor: pointer;
  padding: 4px 8px;
  border-radius: 6px;
}
.modal-close:hover { color: var(--gold-2); background: var(--panel); }
.modal-title {
  font-size: 19px;
  font-weight: 800;
  background: linear-gradient(90deg, var(--gold-2), var(--gold));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  margin-bottom: 18px;
}
.modal-sub { color: var(--muted); font-size: 13px; margin: 14px 0 16px; }
.modal .btn { display: inline-flex; width: 100%; justify-content: center; }

/* ---------- 二维码区块 ---------- */
.qr-box {
  width: 200px;
  height: 200px;
  margin: 0 auto;
  border-radius: var(--radius-sm);
  border: 1px solid var(--line-gold);
  background: #fff;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}
.qr-box img { width: 100%; height: 100%; object-fit: contain; }
.qr-fallback {
  flex-direction: column;
  gap: 8px;
  color: #9a9a9a;
  font-size: 14px;
  line-height: 1.5;
  text-align: center;
  padding: 12px;
}
.qr-fallback small { color: #c0c0c0; font-size: 12px; }
.qr-inline { width: 170px; height: 170px; margin: 6px auto 0; }

/* ---------- 报名表单 ---------- */
.tryout-form {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 28px;
  margin-top: 20px;
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}
.form-item { margin-bottom: 18px; }
.form-item label {
  display: block;
  font-size: 14px;
  font-weight: 700;
  color: var(--text-dim);
  margin-bottom: 8px;
}
.form-item label i { color: var(--red-2); font-style: normal; margin-left: 2px; }
.form-item input,
.form-item select,
.form-item textarea {
  width: 100%;
  background: rgba(10, 10, 15, 0.6);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  color: var(--text);
  font-size: 15px;
  font-family: inherit;
  transition: border-color .2s, box-shadow .2s;
}
.form-item input:focus,
.form-item select:focus,
.form-item textarea:focus {
  outline: none;
  border-color: var(--gold);
  box-shadow: 0 0 0 3px rgba(212, 175, 55, 0.15);
}
.form-item input::placeholder,
.form-item textarea::placeholder { color: #5a5a68; }
.form-item select option { background: var(--bg-2); color: var(--text); }
.form-item textarea { resize: vertical; min-height: 76px; }
.radio-group { display: flex; gap: 14px; flex-wrap: wrap; padding-top: 6px; }
.radio {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  font-weight: 400;
  color: var(--text-dim);
  cursor: pointer;
}
.radio input {
  width: auto;
  accent-color: var(--gold);
  cursor: pointer;
}
.form-error {
  display: none;
  background: rgba(230, 57, 70, 0.12);
  border: 1px solid rgba(230, 57, 70, 0.4);
  color: var(--red-2);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  font-size: 14px;
  margin-bottom: 16px;
}
.btn-submit {
  width: 100%;
  font-size: 17px;
  padding: 15px;
  cursor: pointer;
  border: none;
  font-family: inherit;
}
.form-privacy {
  margin-top: 12px;
  font-size: 12px;
  color: var(--muted);
  text-align: center;
}

/* ---------- 报名成功面板 ---------- */
.form-success {
  background: var(--panel);
  border: 1px solid var(--line-gold);
  border-radius: var(--radius);
  padding: 40px 28px;
  text-align: center;
  margin-top: 20px;
  box-shadow: var(--glow-gold);
}
.fs-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 16px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-size: 30px;
  font-weight: 900;
  color: #0a0a0f;
  background: linear-gradient(135deg, var(--gold-2), var(--gold-deep));
  box-shadow: var(--glow-gold);
}
.form-success h3 { font-size: 22px; margin-bottom: 10px; }
.form-success p { color: var(--text-dim); }
.form-success p b { color: var(--gold-2); }
.fs-tip { margin-top: 14px; font-size: 14px; }
.fs-btns {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: 18px;
}

/* ---------- 图片灯箱 ---------- */
.lightbox {
  position: fixed;
  inset: 0;
  background: rgba(4, 4, 8, 0.9);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 30px;
  opacity: 0;
  visibility: hidden;
  transition: opacity .25s, visibility .25s;
  z-index: 210;
  cursor: zoom-out;
}
.lightbox.open { opacity: 1; visibility: visible; }
.lightbox img {
  max-width: min(1000px, 94vw);
  max-height: 88vh;
  border-radius: var(--radius-sm);
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.7);
}
.zoomable { cursor: zoom-in; transition: transform .25s; }
.zoomable:hover { transform: scale(1.02); }

/* ---------- 移动端适配 ---------- */
@media (max-width: 768px) {
  .form-row { grid-template-columns: 1fr; gap: 0; }
  .tryout-form { padding: 20px 16px; }
  .fs-btns .btn { width: 100%; }
  .back-top { right: 14px; }
}