/* ==========================================================================
   彩虹体育教育官网 - 公共样式（电光青绿 x 霓虹紫 科技活力风）
   品牌色: 电光青绿 #00c98a / 荧光绿 #a3e635 / 荧光青 #22d3ee / 霓虹紫 #8b5cf6
   ========================================================================== */
:root {
  --primary: #00c98a;
  --primary-dark: #008a73;
  --primary-light: #2fe5b6;
  --lime: #a3e635;
  --violet: #8b5cf6;
  --violet-light: #a78bfa;
  --cyan: #22d3ee;
  --teal: #14b8a6;
  --orange: #f59e0b;
  --ink: #0b1526;
  --gray: #57656e;
  --gray-2: #8a9bb0;
  --light: #effdf5;
  --light-2: #f5f4ff;
  --line: #c6f6e5;
  --line-soft: #e8f6f0;
  --gradient: linear-gradient(135deg, #00c98a 0%, #8b5cf6 100%);
  --gradient-tech: linear-gradient(135deg, #008a73 0%, #22d3ee 100%);
  --gradient-soft: linear-gradient(135deg, #e8fdf4 0%, #f0efff 100%);
  --gradient-glow: linear-gradient(135deg, #2fe5b6 0%, #a855f7 100%);
  --gradient-dark: linear-gradient(160deg, #0b1526 0%, #170b2e 100%);
  --radius: 16px;
  --radius-sm: 10px;
  --shadow: 0 8px 30px rgba(0, 200, 138, .08);
  --shadow-md: 0 12px 40px rgba(0, 200, 138, .12);
  --shadow-lg: 0 24px 60px rgba(0, 200, 138, .15);
  --font: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { font-family: var(--font); color: var(--ink); background: #fff; line-height: 1.65; -webkit-font-smoothing: antialiased; }
a { text-decoration: none; color: inherit; }
img { max-width: 100%; display: block; }
ul, ol { list-style: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
input, select, textarea { font-family: inherit; }

.container { max-width: 1280px; margin: 0 auto; padding: 0 24px; }

/* ---------- 顶部信息条 ---------- */
.topbar { background: var(--ink); color: #ffffff; font-size: 13px; }
.topbar .container { display: flex; justify-content: space-between; align-items: center; height: 40px; }
.topbar a { color: #ffffff; display: inline-flex; align-items: center; gap: 6px; transition: color .2s; }
.topbar a:hover { color: var(--primary-light); }
.topbar .contact { display: flex; gap: 24px; }
.topbar .extra { display: flex; gap: 18px; align-items: center; }
.topbar .extra .sep { color: #36445c; }

/* ---------- 主导航 ---------- */
.site-header { background: rgba(255,255,255,.92); backdrop-filter: blur(12px); border-bottom: 1px solid var(--line-soft); position: sticky; top: 0; z-index: 200; transition: all .3s; }
.site-header.scrolled { box-shadow: 0 4px 24px rgba(11,21,38,.08); border-bottom-color: transparent; }
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 82px; }
.logo { display: flex; align-items: center; gap: 12px; }
.logo img { width: 46px; height: 46px; }
.logo .txt .cn { display: block; font-size: 21px; font-weight: 800; background: var(--gradient); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; line-height: 1.15; }
.logo .txt .en { display: block; font-size: 10px; letter-spacing: 0.5px; color: #8a9bb0; white-space: nowrap; line-height: 1; margin-top: 1px; }

.main-nav { display: flex; align-items: center; gap: 4px; }
.main-nav .nav-item { position: relative; }
.main-nav .nav-item > a { display: flex; align-items: center; gap: 4px; padding: 9px 15px; font-size: 15px; color: var(--ink); border-radius: 8px; transition: all .25s; white-space: nowrap; position: relative; }
.main-nav .nav-item > a:hover, .main-nav .nav-item > a.active, .main-nav .nav-item.active > a { color: var(--primary); font-weight: 700; }
.main-nav .nav-item > a.active::after { content: ''; position: absolute; bottom: 2px; left: 50%; transform: translateX(-50%); width: 20px; height: 3px; border-radius: 3px; background: var(--gradient); }
.main-nav .caret { opacity: .4; transition: transform .25s; }
.main-nav .nav-item:hover > a .caret { transform: rotate(180deg); }

/* 下拉菜单 */
.main-nav .dropdown { position: absolute; top: 100%; left: 50%; transform: translateX(-50%) translateY(8px); min-width: 150px; background: #fff; border: 1px solid var(--line-soft); border-radius: 12px; box-shadow: 0 16px 44px rgba(11,21,38,.12); padding: 6px; opacity: 0; visibility: hidden; transition: all .3s; z-index: 100; }
.main-nav .nav-item:hover > .dropdown { opacity: 1; visibility: visible; transform: translateX(-50%) translateY(0); }
.main-nav .dropdown a { display: block; padding: 8px 14px; font-size: 14px; color: var(--ink); border-radius: 8px; transition: all .15s; white-space: nowrap; }
.main-nav .dropdown a:hover { color: var(--primary); background: rgba(0,200,138,.06); }

.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; border-radius: 999px; font-weight: 600; transition: all .22s; white-space: nowrap; padding: 11px 26px; font-size: 15px; }
.btn-primary { background: var(--gradient); color: #fff; box-shadow: 0 6px 18px rgba(0,200,138,.30); }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 12px 30px rgba(0,200,138,.42); }
.btn-primary:active { transform: translateY(0); }
.btn-outline { border: 1.5px solid rgba(0,200,138,.5); color: var(--primary); background: #fff; }
.btn-outline.on-dark { border-color: rgba(255,255,255,.6); color: #fff; background: transparent; }
.btn-outline.on-dark:hover { background: rgba(255,255,255,.14); }
.btn-outline:hover { background: rgba(0,200,138,.06); }
.btn-lg { padding: 13px 34px; font-size: 16px; }
.btn-sm { padding: 8px 18px; font-size: 14px; }

.header-cta { display: flex; align-items: center; gap: 14px; margin-left: 32px; }
.header-cta .phone { text-align: right; }
.header-cta .phone small { display: block; font-size: 11px; color: #8a9bb0; }
.header-cta .phone b { font-size: 17px; color: var(--primary); }

/* 移动端汉堡按钮 */
.hamburger { display: none; flex-direction: column; gap: 5px; padding: 8px; }
.hamburger span { width: 24px; height: 3px; border-radius: 3px; background: var(--ink); transition: all .3s; }
.hamburger.open span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }

@media (max-width: 1024px) {
  .topbar { display: none; }
  .main-nav { position: fixed; top: 82px; left: 0; right: 0; background: #fff; flex-direction: column; align-items: stretch; padding: 12px 24px 24px; box-shadow: 0 20px 40px rgba(0,0,0,.12); display: none; gap: 0; max-height: calc(100vh - 82px); overflow-y: auto; }
  .main-nav.open { display: flex; }
  .main-nav .nav-item { width: 100%; }
  .main-nav .nav-item > a { padding: 12px 10px; font-size: 16px; border-bottom: 1px solid var(--line); border-radius: 0; justify-content: space-between; }
  .main-nav .nav-item > a.active::after { display: none; }
  /* 移动端禁用 hover 触发下拉，只靠 JS .open class 控制 */
  .main-nav .nav-item:hover > .dropdown { display: none; opacity: 0; visibility: hidden; transform: none; }
  .main-nav .nav-item:hover > a .caret { transform: none; }
  .main-nav .dropdown { position: static; opacity: 1; visibility: visible; transform: none; box-shadow: none; padding: 0 0 0 16px; display: none; background: var(--gradient-soft); border-radius: 8px; margin: 4px 0 8px; }
  .main-nav .nav-item.open > .dropdown { display: block; opacity: 1; visibility: visible; }
  .main-nav .nav-item.open > a .caret { transform: rotate(180deg); }
  .main-nav .dropdown a { border-bottom: none; padding: 10px 14px; font-size: 14px; color: var(--gray); }
  .main-nav .dropdown a:active { color: var(--primary); }
  .hamburger { display: flex; }
  .header-cta .phone { display: none; }
}

/* ---------- 通用区块标题 ---------- */
.section { padding: 88px 0; }
.section-gray { background: var(--light, #effdf5); }
.section-soft { background: var(--gradient-soft); }
.section-head { text-align: center; max-width: 680px; margin: 0 auto 52px; }
.section-head .eyebrow { display: inline-block; font-size: 12px; letter-spacing: 3px; color: var(--primary); font-weight: 700; text-transform: uppercase; margin-bottom: 10px; }
.section-head h2 { font-size: 36px; font-weight: 800; line-height: 1.25; position: relative; letter-spacing: -0.5px; }
.section-head h2::after { content: ''; display: block; width: 48px; height: 4px; border-radius: 4px; background: var(--gradient); margin: 16px auto 0; }
.section-head h2 em { font-style: normal; color: var(--primary); }
.section-head p { color: var(--gray); margin-top: 12px; font-size: 15px; }

/* ---------- Hero 轮播 ---------- */
.hero { position: relative; height: 640px; overflow: hidden; background: var(--gradient-dark); }
.hero-slide { position: absolute; inset: 0; opacity: 0; transition: opacity .8s ease; z-index: 1; background-size: cover; background-position: center; }
.hero-slide.active { opacity: 1; z-index: 2; }
.hero-slide .mask { position: absolute; inset: 0; background: linear-gradient(105deg, rgba(11,21,38,.88) 0%, rgba(11,21,38,.50) 50%, rgba(11,21,38,.12) 100%); }
.hero-slide .content { position: relative; z-index: 3; height: 100%; display: flex; align-items: center; justify-content: space-between; max-width: 1280px; margin: 0 auto; padding: 0 24px; color: #fff; }
.hero-slide .hero-text { flex: 1; max-width: 640px; }
.hero-slide .tag { display: inline-flex; align-items: center; gap: 8px; align-self: flex-start; background: rgba(255,255,255,.12); border: 1px solid rgba(255,255,255,.25); backdrop-filter: blur(8px); padding: 7px 18px; border-radius: 999px; font-size: 13px; margin-bottom: 24px; letter-spacing: .5px; }
.hero-slide h1 { font-size: 52px; font-weight: 800; line-height: 1.16; max-width: 580px; margin-bottom: 18px; letter-spacing: -0.5px; }
.hero-slide h1 .grad { background: linear-gradient(90deg, #2fe5b6, #a3e635, #22d3ee, #a78bfa); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.hero-slide p { font-size: 17px; color: rgba(255,255,255,.82); max-width: 540px; margin-bottom: 10px; line-height: 1.7; }
.hero-slide p:last-of-type { margin-bottom: 34px; }
.hero-slide .btns { display: flex; gap: 14px; flex-wrap: wrap; }

/* Hero 右侧预约表单 */
.hero-booking-form { flex-shrink: 0; width: 340px; background: rgba(255,255,255,.97); backdrop-filter: blur(16px); border: 1px solid rgba(255,255,255,.5); border-radius: 20px; padding: 32px 28px; box-shadow: 0 24px 60px rgba(0,0,0,.30); }
.hero-booking-form h3 { font-size: 22px; font-weight: 800; color: var(--ink); text-align: center; }
.hero-booking-form h3::after { content: ''; display: block; width: 32px; height: 3px; border-radius: 3px; background: var(--gradient); margin: 8px auto 0; }
.hero-booking-form .hero-booking-sub { font-size: 13px; color: var(--gray-2); text-align: center; margin: 10px 0 20px; }
.hero-form-field { margin-bottom: 14px; }
.hero-form-field label { display: block; font-size: 13px; font-weight: 600; color: var(--ink); margin-bottom: 5px; }
.hero-form-field input, .hero-form-field select { width: 100%; padding: 11px 14px; border: 1.5px solid var(--line); border-radius: var(--radius-sm); font-size: 14px; background: #f2fbfa; color: var(--ink); transition: all .2s; }
.hero-form-field input:focus, .hero-form-field select:focus { outline: none; border-color: var(--primary); background: #fff; }
.hero-booking-form .btn-block { display: flex; width: 100%; margin-top: 4px; }

@media (max-width: 1024px) {
  .hero-booking-form { display: none; }
  .hero-slide .content { justify-content: flex-start; }
}

.hero-dots { position: absolute; bottom: 34px; left: 0; right: 0; z-index: 5; display: flex; justify-content: center; gap: 10px; }
.hero-dots button { width: 10px; height: 10px; border-radius: 50%; background: rgba(255,255,255,.4); transition: all .3s; }
.hero-dots button.active { background: var(--primary-light); width: 30px; border-radius: 6px; box-shadow: 0 0 12px rgba(47,229,182,.5); }
.hero-arrows { position: absolute; top: 50%; transform: translateY(-50%); z-index: 6; width: 48px; height: 48px; border-radius: 50%; background: rgba(255,255,255,.10); color: #fff; font-size: 22px; display: flex; align-items: center; justify-content: center; transition: all .3s; backdrop-filter: blur(6px); border: 1px solid rgba(255,255,255,.15); }
.hero-arrows:hover { background: var(--gradient); border-color: transparent; box-shadow: 0 8px 24px rgba(0,200,138,.4); }
.hero-arrows.prev { left: 26px; }
.hero-arrows.next { right: 26px; }

/* ---------- 关于 ---------- */
.about-grid { display: grid; grid-template-columns: 1.05fr 1fr; gap: 60px; align-items: center; }
.about-imgs { position: relative; }
.about-imgs .main { border-radius: var(--radius); box-shadow: var(--shadow-lg); }
.about-imgs .float { position: absolute; right: -18px; bottom: -22px; width: 46%; border-radius: var(--radius); box-shadow: var(--shadow-lg); border: 4px solid #fff; }
.about-video { position: relative; }
.about-video-player { width: 100%; border-radius: var(--radius); box-shadow: var(--shadow-lg); display: block; aspect-ratio: 16/9; object-fit: cover; background: var(--ink); }
.about-badge { position: absolute; left: -16px; top: -18px; background: var(--gradient); color: #fff; border-radius: 14px; padding: 14px 20px; box-shadow: var(--shadow-lg); z-index: 2; }
.about-badge .num { font-size: 30px; font-weight: 800; line-height: 1; }
.about-badge .lbl { font-size: 12px; opacity: .9; margin-top: 4px; }
.about-copy .eyebrow { display: inline-block; font-size: 12px; letter-spacing: 3px; color: var(--primary); font-weight: 700; text-transform: uppercase; margin-bottom: 12px; }
.about-copy h2 { font-size: 34px; font-weight: 800; line-height: 1.25; margin-bottom: 18px; letter-spacing: -0.5px; }
.about-copy h2 em { font-style: normal; color: var(--primary); }
.about-copy p { color: var(--gray); font-size: 15px; margin-bottom: 12px; }
.about-features { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; margin: 24px 0 28px; }
.about-features li { display: flex; align-items: center; gap: 10px; background: var(--gradient-soft); padding: 12px 16px; border-radius: 10px; font-size: 14px; font-weight: 600; color: var(--ink); }
.about-features li .dot { width: 26px; height: 26px; flex-shrink: 0; border-radius: 8px; background: var(--gradient); display: inline-flex; align-items: center; justify-content: center; color: #fff; font-size: 13px; }

/* ---------- 为什么选择我们 ---------- */
.why-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.why-card { background: #fff; border: 1px solid var(--line-soft); border-radius: var(--radius); padding: 34px 30px; box-shadow: 0 4px 20px rgba(0,0,0,.04); transition: transform .3s, box-shadow .3s, border-color .3s; }
.why-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); border-color: rgba(0,200,138,.35); }
.why-icon { width: 56px; height: 56px; border-radius: 14px; background: var(--gradient); color: #fff; display: flex; align-items: center; justify-content: center; margin-bottom: 20px; box-shadow: 0 8px 20px rgba(0,200,138,.30); transition: transform .3s; }
.why-card:hover .why-icon { transform: scale(1.08) rotate(-3deg); }
.why-card h3 { font-size: 18px; font-weight: 700; margin-bottom: 14px; color: var(--ink); }
.why-list { display: flex; flex-direction: column; gap: 10px; }
.why-list li { display: flex; align-items: center; gap: 10px; font-size: 14px; color: var(--gray); }
.why-list .check { width: 20px; height: 20px; flex-shrink: 0; border-radius: 50%; background: var(--gradient); color: #fff; display: inline-flex; align-items: center; justify-content: center; font-size: 11px; line-height: 1; }

/* 价值观卡片 */
.value-card { border: 1px solid var(--line-soft); box-shadow: 0 4px 20px rgba(0,0,0,.04); transition: transform .3s, box-shadow .3s; }
.value-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); border-color: rgba(0,200,138,.2); }
.value-icon { width: 64px; height: 64px; border-radius: 16px; background: var(--gradient-soft); display: inline-flex; align-items: center; justify-content: center; margin-bottom: 14px; }

/* CTA 横幅 */
.why-cta { background: var(--gradient); border-radius: 20px; padding: 44px 52px; display: flex; align-items: center; justify-content: space-between; gap: 24px; flex-wrap: wrap; position: relative; overflow: hidden; }
.why-cta::before { content: ''; position: absolute; right: -60px; top: -60px; width: 200px; height: 200px; border-radius: 50%; background: rgba(255,255,255,.08); }
.why-cta::after { content: ''; position: absolute; right: 40px; bottom: -40px; width: 120px; height: 120px; border-radius: 50%; background: rgba(255,255,255,.06); }
.why-cta-text h3 { color: #fff; font-size: 26px; font-weight: 800; }
.why-cta-text p { color: rgba(255,255,255,.85); font-size: 15px; margin-top: 6px; }
.why-cta-btns { display: flex; gap: 14px; flex-wrap: wrap; }
.btn-white { background: #fff; color: var(--primary); font-weight: 700; }
.btn-white:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(0,0,0,.15); }

@media (max-width: 640px) {
  .why-grid { grid-template-columns: 1fr; }
  .why-cta { padding: 28px 24px; flex-direction: column; text-align: center; }
}

/* ---------- 数据统计 ---------- */
.stats { background: var(--gradient-dark); color: #fff; padding: 64px 0; position: relative; overflow: hidden; }
.stats::before { content: ''; position: absolute; width: 520px; height: 520px; border-radius: 50%; background: radial-gradient(circle, rgba(163,230,53,.22), transparent 70%); top: -180px; right: -140px; }
.stats::after { content: ''; position: absolute; width: 460px; height: 460px; border-radius: 50%; background: radial-gradient(circle, rgba(163,230,53,.22), transparent 70%); bottom: -180px; left: -120px; }
.stats-grid { position: relative; z-index: 2; display: grid; grid-template-columns: repeat(6, 1fr); gap: 26px; }
.stat-item { text-align: center; }
.stat-item .num { font-size: 42px; font-weight: 800; background: linear-gradient(135deg, #2fe5b6, #22d3ee, #a78bfa); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.stat-item .lbl { font-size: 15px; font-weight: 600; margin-top: 2px; }
.stat-item .desc { font-size: 12px; color: #7fa8b8; margin-top: 4px; }

/* ---------- 业务板块 ---------- */
.biz-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 26px; }
.biz-card { display: block; background: #fff; border: 1px solid var(--line-soft); border-radius: var(--radius); overflow: hidden; transition: all .35s; position: relative; }
.biz-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-lg); border-color: transparent; }
.biz-card .img { position: relative; height: 220px; overflow: hidden; }
.biz-card .img img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s; }
.biz-card:hover .img img { transform: scale(1.06); }
.biz-card .num { position: absolute; right: 18px; bottom: -16px; font-size: 92px; font-weight: 800; line-height: 1; color: rgba(255,255,255,.22); }
.biz-card .body { padding: 24px 26px 26px; }
.biz-card h3 { font-size: 22px; font-weight: 800; margin-bottom: 2px; }
.biz-card .en { font-size: 12px; letter-spacing: 2.5px; color: var(--primary); text-transform: uppercase; margin-bottom: 10px; }
.biz-card p { color: var(--gray); font-size: 14px; }
.biz-card .more { display: inline-flex; align-items: center; gap: 6px; margin-top: 16px; color: var(--primary); font-weight: 600; font-size: 14px; }
.biz-card .more span { transition: transform .2s; }
.biz-card:hover .more span { transform: translateX(5px); }

/* ---------- 热门课程 Tab ---------- */
.course-tabs { display: flex; justify-content: center; gap: 10px; margin-bottom: 40px; flex-wrap: wrap; }
.course-tabs button { padding: 11px 28px; border-radius: 999px; font-size: 15px; font-weight: 600; color: var(--gray); background: #fff; border: 1.5px solid var(--line); transition: all .25s; }
.course-tabs button.active, .course-tabs button:hover { background: var(--gradient); color: #fff; border-color: transparent; box-shadow: 0 8px 20px rgba(0,200,138,.3); }
.course-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.course-card { display: block; background: #fff; border: 1px solid var(--line-soft); border-radius: var(--radius); overflow: hidden; transition: all .35s; }
.course-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: rgba(0,200,138,.2); }
.course-card .img { height: 176px; position: relative; overflow: hidden; }
.course-card .img img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s; }
.course-card:hover .img img { transform: scale(1.07); }
.course-card .badge { position: absolute; top: 12px; left: 12px; background: rgba(11,21,38,.60); color: #fff; font-size: 12px; padding: 4px 14px; border-radius: 999px; backdrop-filter: blur(6px); }
.course-card .body { padding: 18px 20px 20px; }
.course-card h4 { font-size: 17px; font-weight: 700; margin-bottom: 8px; }
.course-card p { font-size: 13px; color: var(--gray); height: 42px; overflow: hidden; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; }
.course-card .foot { display: flex; justify-content: flex-start; align-items: center; margin-top: 14px; }
.course-card .detail { display: inline-flex; align-items: center; gap: 5px; background: var(--gradient); color: #fff; font-size: 13px; font-weight: 600; padding: 7px 18px; border-radius: 999px; box-shadow: 0 4px 12px rgba(0,200,138,.25); transition: all .22s; }
.course-card:hover .detail { box-shadow: 0 6px 18px rgba(0,200,138,.40); }
.text-center { text-align: center; }
.btn-more-wrap { margin-top: 44px; }

/* ---------- 教研 ---------- */
.rd-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.rd-copy .eyebrow { display: inline-block; font-size: 12px; letter-spacing: 3px; color: var(--primary); font-weight: 700; text-transform: uppercase; margin-bottom: 12px; }
.rd-copy h2 { font-size: 34px; font-weight: 800; margin-bottom: 16px; letter-spacing: -0.5px; }
.rd-copy h2 em { font-style: normal; color: var(--primary); }
.rd-copy p { color: var(--gray); font-size: 15px; margin-bottom: 26px; }
.rd-copy .btn { padding: 11px 26px; font-size: 15px; }
.rd-numbers { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-bottom: 28px; }
.rd-number { background: var(--gradient-soft); border-radius: var(--radius); padding: 20px 18px; text-align: center; }
.rd-number .n { font-size: 32px; font-weight: 800; color: var(--primary); }
.rd-number .t { font-size: 14px; font-weight: 600; margin-top: 2px; }
.rd-number .d { font-size: 12px; color: var(--gray); margin-top: 4px; }
.rd-imgs { position: relative; }
.rd-imgs .big { border-radius: var(--radius); box-shadow: var(--shadow-lg); }
.rd-imgs .small { position: absolute; left: -24px; bottom: -26px; width: 52%; border-radius: 14px; border: 5px solid #fff; box-shadow: var(--shadow-lg); }

/* ---------- 研学文旅 ---------- */
.tour-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.tour-card { position: relative; border-radius: var(--radius); overflow: hidden; height: 360px; display: block; box-shadow: 0 12px 36px rgba(0,0,0,.10); transition: box-shadow .35s; }
.tour-card:hover { box-shadow: 0 20px 50px rgba(0,0,0,.16); }
.tour-card img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s; }
.tour-card:hover img { transform: scale(1.08); }
.tour-card .mask { position: absolute; inset: 0; background: linear-gradient(180deg, transparent 30%, rgba(11,21,38,.85) 100%); display: flex; flex-direction: column; justify-content: flex-end; padding: 26px; color: #fff; }
.tour-card .ico { width: 46px; height: 46px; border-radius: 12px; background: rgba(255,255,255,.16); backdrop-filter: blur(6px); display: flex; align-items: center; justify-content: center; font-size: 22px; margin-bottom: 14px; }
.tour-card h3 { font-size: 21px; font-weight: 800; }
.tour-card p { font-size: 13.5px; color: rgba(255,255,255,.8); margin-top: 4px; }
.tour-card .view { display: inline-flex; align-items: center; gap: 6px; margin-top: 14px; font-size: 14px; font-weight: 600; color: #a3e635; }
.tour-card .view span { transition: transform .2s; }
.tour-card:hover .view span { transform: translateX(5px); }

/* ---------- 新闻 ---------- */
.news-head { display: flex; justify-content: space-between; align-items: flex-end; margin-bottom: 40px; }
.news-head h2 { font-size: 36px; font-weight: 800; letter-spacing: -0.5px; }
.news-head h2 em { font-style: normal; color: var(--primary); }
.news-head .eyebrow { display: block; font-size: 12px; letter-spacing: 3px; color: var(--primary); font-weight: 700; text-transform: uppercase; margin-bottom: 6px; }
.news-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.news-card { display: block; background: #fff; border: 1px solid var(--line-soft); border-radius: var(--radius); overflow: hidden; transition: all .35s; }
.news-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: rgba(0,200,138,.2); }
.news-card .img { height: 200px; overflow: hidden; position: relative; }
.news-card .img img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s; }
.news-card:hover .img img { transform: scale(1.07); }
.news-card .cat { position: absolute; top: 12px; left: 12px; background: var(--gradient); color: #fff; font-size: 12px; padding: 4px 12px; border-radius: 999px; }
.news-card .body { padding: 18px 20px 20px; }
.news-card .date { font-size: 12px; color: #8a9bb0; margin-bottom: 6px; }
.news-card h3 { font-size: 16px; font-weight: 700; line-height: 1.45; margin-bottom: 8px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.news-card p { font-size: 13px; color: var(--gray); display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.news-card .foot { display: flex; justify-content: space-between; align-items: center; margin-top: 14px; color: #8a9bb0; font-size: 12px; }
.news-card .read { display: inline-flex; align-items: center; gap: 4px; color: var(--primary); font-weight: 600; font-size: 13px; }

/* ---------- CTA ---------- */
.cta { position: relative; padding: 90px 0; background: url('../images/cta-bg.svg') center/cover no-repeat; color: #fff; text-align: center; }
.cta .overlay { position: absolute; inset: 0; background: linear-gradient(135deg, rgba(0,120,90,.78), rgba(139,92,246,.68)); }
.cta .container { position: relative; z-index: 2; }
.cta h2 { font-size: 38px; font-weight: 800; margin-bottom: 12px; }
.cta p { color: rgba(255,255,255,.85); margin-bottom: 30px; font-size: 16px; }
.cta .btns { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }
.cta .btn-white { background: #fff; color: var(--primary); }
.cta .btn-white:hover { transform: translateY(-2px); box-shadow: 0 12px 30px rgba(0,0,0,.25); }
.cta .btn-ghost { border: 2px solid rgba(255,255,255,.7); color: #fff; background: transparent; }
.cta .btn-ghost:hover { background: rgba(255,255,255,.15); }

/* ---------- 页脚 ---------- */
.footer { background: var(--gradient-dark); color: #7fa8b8; font-size: 14px; }
.footer-top { padding: 56px 0 40px; display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 40px; }
.footer .f-logo { display: flex; align-items: center; gap: 10px; margin-bottom: 14px; }
.footer .f-logo img { width: 40px; height: 40px; }
.footer .f-logo b { font-size: 19px; color: #fff; }
.footer .f-logo small { display: block; font-size: 9px; letter-spacing: 2px; color: #36445c; }
.footer .brand p { color: #ffffff; font-size: 13px; line-height: 1.8; max-width: 300px; }
.footer .phone-row { display: flex; align-items: center; gap: 12px; margin-top: 18px; }
.footer .phone-row img { width: 38px; height: 38px; }
.footer h4 { color: #fff; font-size: 15px; margin-bottom: 18px; }
.footer .links li { margin-bottom: 10px; }
.footer .links a { color: #ffffff; transition: color .2s; }
.footer .links a:hover { color: var(--primary-light); }
.footer .qr-box { background: #fff; border-radius: 12px; padding: 12px; text-align: center; width: 100px; }
.footer .qr-box img { width: 100px;  margin: 0 auto 6px; }
.footer .qr-box p { font-size: 12px; color: #555; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.08); padding: 20px 0; text-align: center; font-size: 13px; color: #36445c; }
.footer-bottom a {color: #36445c; }
.footer-bottom a:hover { text-decoration: underline; }

/* ---------- 浮动工具 ---------- */
.float-bar { position: fixed; right: 22px; bottom: 24px; z-index: 300; display: flex; flex-direction: column; gap: 12px; }
.float-bar .f-btn { width: 50px; height: 50px; border-radius: 50%; display: flex; align-items: center; justify-content: center; box-shadow: 0 8px 24px rgba(0,0,0,.15); transition: all .3s; }
.float-bar .f-btn:hover { transform: translateY(-4px); box-shadow: 0 12px 32px rgba(0,0,0,.22); }
.float-bar .f-call { background: var(--gradient); color: #fff; }
.float-bar .f-wx { background: var(--lime); color: #fff; }
.float-bar .f-top { background: #fff; color: var(--ink); border: 1px solid var(--line); opacity: 0; pointer-events: none; }
.float-bar .f-top.show { opacity: 1; pointer-events: auto; }

/* ---------- 子页面 Banner ---------- */
.page-banner { background: var(--gradient); color: #fff; padding: 72px 0; position: relative; overflow: hidden; }
.page-banner::before { content: ''; position: absolute; width: 400px; height: 400px; border-radius: 50%; background: rgba(255,255,255,.10); top: -160px; right: -100px; }
.page-banner::after { content: ''; position: absolute; width: 320px; height: 320px; border-radius: 50%; background: rgba(255,255,255,.07); bottom: -160px; left: -80px; }
.page-banner .container { position: relative; z-index: 2; }
.page-banner .crumb { font-size: 13px; opacity: .85; margin-bottom: 8px; }
.page-banner .crumb a:hover { text-decoration: underline; }
.page-banner h1 { font-size: 40px; font-weight: 800; }
.page-banner p { opacity: .9; margin-top: 8px; font-size: 15px; }

/* ---------- 面包屑导航 ---------- */
.breadcrumb { padding: 18px 0; font-size: 13px; color: var(--gray); }
.breadcrumb a { color: var(--primary); }
.breadcrumb a:hover { text-decoration: underline; }
.breadcrumb .sep { margin: 0 8px; color: #b3c9d4; }

/* ---------- 卡片/通用面板 ---------- */
.panel { background: #fff; border: 1px solid var(--line-soft); border-radius: var(--radius); padding: 30px; }

/* ---------- 表单 ---------- */
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.form-field label { display: block; font-size: 13px; font-weight: 600; margin-bottom: 6px; }
.form-field label .req { color: #e5484d; }
.form-field input, .form-field select, .form-field textarea { width: 100%; padding: 12px 14px; border: 1.5px solid var(--line); border-radius: var(--radius-sm); font-size: 14px; transition: all .2s; background: #f2fbfa; }
.form-field input:focus, .form-field select:focus, .form-field textarea:focus { outline: none; border-color: var(--primary); background: #fff; }
.form-field.full { grid-column: 1 / -1; }
.form-field textarea { resize: vertical; min-height: 110px; }

/* ---------- 工具类 ---------- */
.mt-20 { margin-top: 20px; } .mt-30 { margin-top: 30px; } .mt-40 { margin-top: 40px; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 26px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }

/* ---------- 加盟页面 ---------- */
/* 深色区标题 */
.section-head-light .eyebrow { color: var(--primary-light); }
.section-head-light h2 { color: #fff; }
.section-head-light h2 em { color: var(--lime); }
.section-head-light h2::after { background: var(--gradient-glow); }
.section-head-light p { color: rgba(255,255,255,.7); }

/* 深色区域 */
.fra-dark { background: var(--gradient-dark); position: relative; overflow: hidden; }
.fra-dark::before { content: ''; position: absolute; width: 480px; height: 480px; border-radius: 50%; background: radial-gradient(circle, rgba(163,230,53,.18), transparent 70%); top: -160px; right: -120px; }

/* 核心数据卡片 */
.fra-stat { text-align: center; }
.fra-stat .num { font-size: 40px; font-weight: 800; background: var(--gradient); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; line-height: 1.2; }
.fra-stat .lbl { font-size: 15px; color: var(--gray); margin-top: 4px; }

/* 加盟优势卡片 */
.fra-why-card { background: rgba(255,255,255,.05); border: 1px solid rgba(255,255,255,.10); border-radius: var(--radius); padding: 30px 24px; text-align: center; transition: all .3s; }
.fra-why-card:hover { background: rgba(255,255,255,.08); transform: translateY(-6px); border-color: rgba(0,200,138,.3); }
.fra-why-icon { font-size: 36px; margin-bottom: 14px; }
.fra-why-card h4 { font-size: 17px; font-weight: 700; color: #fff; margin-bottom: 8px; }
.fra-why-card p { font-size: 13px; color: rgba(255,255,255,.65); line-height: 1.6; }

/* 合作品牌卡片 */
.fra-brand-card { background: #fff; border: 1px solid var(--line-soft); border-radius: var(--radius); overflow: hidden; transition: all .35s; display: flex; flex-direction: column; }
.fra-brand-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: rgba(0,200,138,.2); }
.fra-brand-img { position: relative; height: 180px; overflow: hidden; background: var(--light); }
.fra-brand-img img { width: 100%; height: 100%; object-fit: cover; }
.fra-brand-img .tag { position: absolute; top: 12px; left: 12px; background: var(--gradient); color: #fff; font-size: 12px; padding: 4px 12px; border-radius: 999px; }
.fra-brand-body { padding: 22px 24px 24px; flex: 1; display: flex; flex-direction: column; }
.fra-brand-body h3 { font-size: 18px; font-weight: 800; margin-bottom: 4px; }
.fra-brand-body > p { font-size: 13px; color: var(--gray); margin-bottom: 16px; }
.fra-brand-sec { margin-bottom: 12px; }
.fra-sec-title { font-size: 13px; font-weight: 700; color: var(--primary); }
.fra-brand-target { font-size: 13px; color: var(--gray); margin: 14px 0 18px; }
.fra-brand-target span { font-weight: 600; color: var(--ink); margin-right: 6px; }
.fra-brand-btn { align-self: flex-start; }

/* 对勾列表 */
.fra-check-list { display: flex; flex-direction: column; gap: 8px; }
.fra-check-list li { display: flex; align-items: center; gap: 8px; font-size: 14px; color: var(--gray); }
.fra-check-list li::before { content: ''; width: 18px; height: 18px; flex-shrink: 0; border-radius: 50%; background: var(--gradient); display: inline-flex; align-items: center; justify-content: center; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='white'%3E%3Cpath d='M9 16.17L4.83 12l-1.42 1.41L9 19 21 7l-1.41-1.41z'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: center; background-size: 12px; }

/* 技术支持卡片 */
.fra-tech-card { background: #fff; border: 1px solid var(--line-soft); border-radius: var(--radius); padding: 28px 24px; transition: all .3s; }
.fra-tech-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); border-color: rgba(0,200,138,.2); }
.fra-tech-icon { width: 50px; height: 50px; border-radius: 12px; background: var(--gradient-soft); display: flex; align-items: center; justify-content: center; font-size: 26px; margin-bottom: 16px; }
.fra-tech-card h3 { font-size: 17px; font-weight: 700; margin-bottom: 14px; }

/* 合作等级方案 */
.fra-plans { align-items: stretch; }
.fra-plan-card { background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.10); border-radius: var(--radius); padding: 34px 28px; text-align: center; position: relative; transition: all .3s; display: flex; flex-direction: column; }
.fra-plan-card:hover { transform: translateY(-6px); }
.fra-plan-card h4 { font-size: 22px; font-weight: 800; color: #fff; margin-bottom: 4px; }
.fra-plan-sub { font-size: 14px; color: rgba(255,255,255,.6); margin-bottom: 24px; }
.fra-plan-card .fra-check-list { flex: 1; text-align: left; margin-bottom: 24px; }
.fra-plan-card .fra-check-list li { color: rgba(255,255,255,.75); }
.fra-plan-btn { margin: 0 auto; }
.fra-plan-featured { background: var(--gradient); border-color: transparent; box-shadow: 0 24px 50px rgba(0,200,138,.25); }
.fra-plan-featured h4 { color: #fff; }
.fra-plan-featured .fra-plan-sub { color: rgba(255,255,255,.85); }
.fra-plan-featured .fra-check-list li { color: rgba(255,255,255,.9); }
.fra-plan-featured .fra-check-list li::before { background: #fff; }
.fra-plan-badge { position: absolute; top: -12px; left: 50%; transform: translateX(-50%); background: var(--lime); color: var(--ink); font-size: 12px; font-weight: 700; padding: 4px 16px; border-radius: 999px; }
.fra-plan-featured .fra-plan-btn { background: #fff; color: var(--primary); }
.fra-plan-featured .fra-plan-btn:hover { color: var(--primary-dark); }

/* 加盟流程 */
.fra-steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.fra-step { background: #fff; border: 1px solid var(--line-soft); border-radius: var(--radius); padding: 28px 24px; transition: all .3s; }
.fra-step:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); border-color: rgba(0,200,138,.2); }
.fra-step-head { display: flex; align-items: center; gap: 12px; margin-bottom: 12px; }
.fra-step-num { font-size: 11px; font-weight: 700; letter-spacing: 1px; color: var(--primary); background: var(--gradient-soft); padding: 4px 10px; border-radius: 6px; }
.fra-step h3 { font-size: 18px; font-weight: 700; }
.fra-step > p { font-size: 13px; color: var(--gray); line-height: 1.6; margin-bottom: 14px; }

/* 底部 CTA */
.fra-cta { background: var(--gradient); border-radius: 24px; padding: 48px 52px; display: flex; align-items: center; justify-content: space-between; gap: 32px; flex-wrap: wrap; position: relative; overflow: hidden; }
.fra-cta::before { content: ''; position: absolute; right: -80px; top: -80px; width: 260px; height: 260px; border-radius: 50%; background: rgba(255,255,255,.08); }
.fra-cta::after { content: ''; position: absolute; right: 60px; bottom: -60px; width: 140px; height: 140px; border-radius: 50%; background: rgba(255,255,255,.06); }
.fra-cta-text { position: relative; z-index: 2; }
.fra-cta-text h3 { font-size: 28px; font-weight: 800; color: #fff; }
.fra-cta-text p { color: rgba(255,255,255,.85); font-size: 15px; margin-top: 8px; }
.fra-cta-info { display: flex; gap: 32px; margin-top: 24px; flex-wrap: wrap; }
.fra-cta-item { display: flex; align-items: center; gap: 10px; }
.fra-cta-ico { font-size: 20px; }
.fra-cta-item .t { display: block; font-size: 12px; color: rgba(255,255,255,.7); }
.fra-cta-item .v { display: block; font-size: 15px; font-weight: 600; color: #fff; }
.fra-cta-btn { position: relative; z-index: 2; }

/* 响应式 */
@media (max-width: 1024px) {
  .fra-steps { grid-template-columns: repeat(2, 1fr); }
  .ct-main-grid { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
  .fra-steps { grid-template-columns: 1fr; }
  .fra-cta { padding: 32px 24px; flex-direction: column; text-align: center; }
  .fra-cta-info { flex-direction: column; gap: 16px; }
  .ct-form-btns { flex-direction: column; }
  .ct-form-btns .btn { width: 100%; }
}

/* ---------- 联系我们页面 ---------- */
.ct-info-card { text-align: center; padding: 28px 20px; transition: all .3s; }
.ct-info-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }
.ct-info-icon { width: 52px; height: 52px; border-radius: 14px; display: flex; align-items: center; justify-content: center; font-size: 24px; margin: 0 auto 14px; }
.ct-icon-green { background: var(--gradient-soft); color: var(--primary); }
.ct-icon-blue { background: #e0f2fe; color: #0284c7; }
.ct-icon-orange { background: #fef3c7; color: #d97706; }
.ct-icon-pink { background: #f5e6ff; color: #7c3aed; }
.ct-info-card h3 { font-size: 16px; font-weight: 700; margin-bottom: 8px; }
.ct-info-val { font-size: 16px; font-weight: 700; color: var(--ink); }
.ct-info-sub { font-size: 13px; color: var(--gray); margin-top: 4px; }

/* 核心功能区分类 */
.ct-main-grid { display: grid; grid-template-columns: 1.4fr 1fr; gap: 26px; align-items: start; }
.ct-form-card { padding: 32px 30px; }
.ct-form-head { display: flex; align-items: center; gap: 12px; margin-bottom: 24px; }
.ct-form-ico { font-size: 24px; }
.ct-form-head h3 { font-size: 18px; font-weight: 700; }
.ct-form-head p { font-size: 13px; color: var(--gray); }
.ct-form-btns { display: flex; gap: 14px; }
.ct-wx-btn { border: 2px solid var(--line); color: var(--gray); background: #fff; }
.ct-wx-btn:hover { border-color: var(--primary); color: var(--primary); }
.ct-privacy { font-size: 12px; color: var(--gray-2); margin-top: 10px; }

/* 右侧辅助 */
.ct-side { display: flex; flex-direction: column; gap: 20px; }
.ct-qr-card { padding: 24px 20px; }
.ct-qr-img { width: 140px; height: 140px; margin: 0 auto; border-radius: 12px; overflow: hidden; background: var(--light); display: flex; align-items: center; justify-content: center; }
.ct-qr-img img { width: 100%; height: 100%; object-fit: contain; }
.ct-map-card { padding: 0; overflow: hidden; }
.ct-map-placeholder { height: 200px; display: flex; flex-direction: column; align-items: center; justify-content: center; background: var(--gradient-soft); }
.ct-map-ico { font-size: 40px; }

/* 多渠道服务 */
.ct-channel-card { padding: 32px 24px; transition: all .3s; }
.ct-channel-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }
.ct-channel-icon { width: 56px; height: 56px; border-radius: 16px; background: var(--gradient-soft); display: flex; align-items: center; justify-content: center; font-size: 26px; margin: 0 auto 16px; }
.ct-channel-card h4 { font-size: 18px; font-weight: 700; margin-bottom: 6px; }

/* 校区地址 */
.ct-campus-card { padding: 32px 30px; transition: all .3s; }
.ct-campus-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); border-color: rgba(0,200,138,.2); }
.ct-campus-head { display: flex; align-items: center; gap: 14px; margin-bottom: 22px; }
.ct-campus-icon { width: 56px; height: 56px; border-radius: 16px; display: flex; align-items: center; justify-content: center; font-size: 26px; flex-shrink: 0; }
.ct-campus-head h3 { font-size: 19px; font-weight: 800; }
.ct-campus-tag { display: inline-block; font-size: 12px; font-weight: 600; color: var(--primary); background: var(--gradient-soft); padding: 3px 10px; border-radius: 999px; margin-top: 4px; }
.ct-campus-info { display: flex; flex-direction: column; gap: 12px; margin-bottom: 24px; }
.ct-campus-info li { display: flex; gap: 12px; font-size: 14px; color: var(--gray); line-height: 1.6; }
.ct-campus-label { flex-shrink: 0; width: 40px; font-weight: 700; color: var(--ink); }
.ct-campus-btn { padding: 10px 24px; }

/* ---------- 教研专家团队 ---------- */
.rs-book-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.rs-book-card { display: flex; background: #fff; border: 1px solid var(--line-soft); border-radius: var(--radius); overflow: hidden; transition: all .35s; }
.rs-book-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: rgba(0,200,138,.2); }
.rs-book-img { position: relative; width: 160px; flex-shrink: 0; aspect-ratio: 3 / 4; overflow: hidden; background: var(--light); }
.rs-book-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s; }
.rs-book-card:hover .rs-book-img img { transform: scale(1.06); }
.rs-book-tag { position: absolute; top: 10px; left: 10px; background: var(--gradient); color: #fff; font-size: 11px; font-weight: 600; padding: 3px 10px; border-radius: 999px; }
.rs-book-body { flex: 1; padding: 24px 24px 24px 22px; display: flex; flex-direction: column; justify-content: center; }
.rs-book-body h4 { font-size: 16px; font-weight: 700; line-height: 1.4; margin-bottom: 6px; }
.rs-book-age { font-size: 12px; color: var(--primary); font-weight: 600; margin-bottom: 10px; }
.rs-book-desc { font-size: 13px; color: var(--gray); line-height: 1.7; }

/* 专家团队卡片 */
.rs-expert-card { background: #fff; border: 1px solid var(--line-soft); border-radius: var(--radius); padding: 32px 24px; text-align: center; transition: all .3s; }
.rs-expert-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); border-color: rgba(0,200,138,.2); }
.rs-expert-avatar { width: 112px; height: 112px; border-radius: 50%; overflow: hidden; margin: 0 auto 16px; border: 4px solid var(--gradient-soft); box-shadow: 0 6px 20px rgba(0,200,138,.15); }
.rs-expert-avatar img { width: 100%; height: 100%; object-fit: cover; display: block; }
.rs-expert-card h3 { font-size: 18px; font-weight: 800; margin-bottom: 8px; }
.rs-expert-role { font-size: 13px; font-weight: 600; color: var(--primary); margin-bottom: 6px; }
.rs-expert-degree { font-size: 13px; color: var(--ink); font-weight: 600; margin-bottom: 4px; }
.rs-expert-desc { font-size: 13px; color: var(--gray); }

/* ---------- 场馆基地页面 ---------- */
/* 介绍+数据统计 */
.vn-intro-grid { display: grid; grid-template-columns: 1.2fr 1fr; gap: 60px; align-items: center; }
.vn-intro-copy .eyebrow { display: inline-block; font-size: 12px; letter-spacing: 3px; color: var(--primary); font-weight: 700; text-transform: uppercase; margin-bottom: 12px; }
.vn-intro-copy h2 { font-size: 34px; font-weight: 800; line-height: 1.25; margin-bottom: 18px; letter-spacing: -0.5px; }
.vn-intro-copy p { color: var(--gray); font-size: 15px; line-height: 1.8; }
.vn-intro-stats { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.vn-stat-item { text-align: center; background: var(--gradient-soft); border-radius: var(--radius); padding: 28px 18px; transition: all .3s; }
.vn-stat-item:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.vn-stat-num { font-size: 36px; font-weight: 800; background: var(--gradient); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; line-height: 1.2; }
.vn-stat-lbl { font-size: 14px; color: var(--gray); margin-top: 4px; font-weight: 600; }

/* 场馆卡片列表 */
.vn-venue-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.vn-venue-card { background: #fff; border: 1px solid var(--line-soft); border-radius: var(--radius); overflow: hidden; transition: all .35s; display: flex; flex-direction: column; }
.vn-venue-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-lg); border-color: rgba(0,200,138,.2); }
.vn-venue-img { position: relative; height: 200px; overflow: hidden; background: var(--light); }
.vn-venue-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s; }
.vn-venue-card:hover .vn-venue-img img { transform: scale(1.06); }
.vn-venue-area { position: absolute; top: 14px; right: 14px; background: rgba(11,21,38,.60); color: #fff; font-size: 13px; font-weight: 700; padding: 5px 14px; border-radius: 999px; backdrop-filter: blur(6px); }
.vn-venue-body { padding: 22px 24px 24px; flex: 1; display: flex; flex-direction: column; }
.vn-venue-body h3 { font-size: 18px; font-weight: 800; margin-bottom: 12px; }
.vn-venue-meta { margin-bottom: 12px; }
.vn-venue-meta li { display: flex; align-items: flex-start; gap: 8px; font-size: 13px; color: var(--gray); margin-bottom: 6px; line-height: 1.5; }
.vn-meta-ico { flex-shrink: 0; font-size: 14px; }
.vn-venue-body > p { font-size: 13px; color: var(--gray); line-height: 1.6; margin-bottom: 16px; flex: 1; }
.vn-venue-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 18px; }
.vn-venue-tags span { font-size: 12px; font-weight: 600; color: var(--primary); background: var(--gradient-soft); padding: 4px 12px; border-radius: 999px; }
.vn-venue-btn { align-self: flex-start; }

/* 场馆优势 */
.vn-features .vn-feature-card { text-align: center; background: #fff; border: 1px solid var(--line-soft); border-radius: var(--radius); padding: 32px 24px; transition: all .3s; }
.vn-features .vn-feature-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); border-color: rgba(0,200,138,.2); }
.vn-feature-icon { width: 56px; height: 56px; border-radius: 14px; background: var(--gradient); color: #fff; display: flex; align-items: center; justify-content: center; font-size: 26px; margin: 0 auto 16px; box-shadow: 0 8px 20px rgba(0,200,138,.3); }
.vn-features .vn-feature-card h4 { font-size: 17px; font-weight: 700; margin-bottom: 8px; }
.vn-features .vn-feature-card p { font-size: 13px; color: var(--gray); line-height: 1.6; }

/* 底部CTA */
.vn-cta { background: var(--gradient); border-radius: 20px; padding: 44px 52px; display: flex; align-items: center; justify-content: space-between; gap: 24px; flex-wrap: wrap; position: relative; overflow: hidden; }
.vn-cta::before { content: ''; position: absolute; right: -60px; top: -60px; width: 200px; height: 200px; border-radius: 50%; background: rgba(255,255,255,.08); }
.vn-cta::after { content: ''; position: absolute; right: 40px; bottom: -40px; width: 120px; height: 120px; border-radius: 50%; background: rgba(255,255,255,.06); }
.vn-cta-text { position: relative; z-index: 2; }
.vn-cta-text h3 { color: #fff; font-size: 26px; font-weight: 800; }
.vn-cta-text p { color: rgba(255,255,255,.85); font-size: 15px; margin-top: 6px; }
.vn-cta-btn { position: relative; z-index: 2; }

/* 场馆页面响应式 */
@media (max-width: 1024px) {
  .vn-intro-grid { grid-template-columns: 1fr; gap: 40px; }
  .vn-venue-grid { grid-template-columns: repeat(2, 1fr); }
  .rs-book-grid { grid-template-columns: 1fr; }
  .rs-book-img { width: 120px; }
}
@media (max-width: 640px) {
  .vn-venue-grid { grid-template-columns: 1fr; }
  .vn-intro-stats { grid-template-columns: repeat(2, 1fr); }
  .vn-cta { padding: 28px 24px; flex-direction: column; text-align: center; }
  .vn-intro-copy h2 { font-size: 28px; }
  .rs-book-grid { grid-template-columns: 1fr; }
  .rs-book-img { width: 110px; }
  .rs-book-body { padding: 16px 16px 16px 14px; }
}

/* ---------- 足球青训页面 ---------- */

/* 特色标签胶囊 */
.fb-pills { display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; margin-bottom: 0; }
.fb-pill { display: inline-flex; align-items: center; gap: 6px; padding: 8px 20px; border-radius: 999px; font-size: 14px; font-weight: 600; color: var(--primary); background: var(--gradient-soft); border: 1px solid var(--line); transition: all .25s; }
.fb-pill:hover { background: var(--gradient); color: #fff; border-color: transparent; box-shadow: 0 6px 18px rgba(0,200,138,.25); }

/* 好处卡片 */
.fb-benefit-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.fb-benefit-card { background: #fff; border: 1px solid var(--line-soft); border-radius: var(--radius); overflow: hidden; transition: all .35s; }
.fb-benefit-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: rgba(0,200,138,.2); }
.fb-benefit-img { height: 160px; overflow: hidden; background: var(--light); position: relative; }
.fb-benefit-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s; }
.fb-benefit-card:hover .fb-benefit-img img { transform: scale(1.06); }
.fb-benefit-icon { position: absolute; left: 20px; bottom: -20px; width: 48px; height: 48px; border-radius: 12px; background: var(--gradient); color: #fff; display: flex; align-items: center; justify-content: center; font-size: 24px; box-shadow: 0 8px 20px rgba(0,200,138,.3); z-index: 2; }
.fb-benefit-body { padding: 32px 24px 24px; }
.fb-benefit-body h4 { font-size: 17px; font-weight: 700; margin-bottom: 8px; color: var(--ink); }
.fb-benefit-body p { font-size: 13px; color: var(--gray); line-height: 1.6; }

/* 升学与发展路径 */
.fb-path-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.fb-path-card { background: #fff; border: 1px solid var(--line-soft); border-radius: var(--radius); padding: 28px 26px; transition: all .3s; position: relative; overflow: hidden; }
.fb-path-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); border-color: rgba(0,200,138,.2); }
.fb-path-header { display: flex; align-items: center; gap: 12px; margin-bottom: 20px; }
.fb-path-icon { width: 48px; height: 48px; border-radius: 12px; background: var(--gradient); color: #fff; display: flex; align-items: center; justify-content: center; font-size: 22px; flex-shrink: 0; box-shadow: 0 8px 20px rgba(0,200,138,.25); }
.fb-path-header h4 { font-size: 16px; font-weight: 700; color: var(--ink); line-height: 1.4; }
.fb-path-steps { display: flex; flex-direction: column; gap: 8px; margin-bottom: 18px; }
.fb-step { display: flex; align-items: center; gap: 10px; font-size: 14px; color: var(--gray); line-height: 1.5; padding: 8px 12px; background: var(--gradient-soft); border-radius: var(--radius-sm); transition: all .2s; }
.fb-step:hover { background: var(--light); }
.fb-step-num { font-size: 15px; font-weight: 800; color: var(--primary); flex-shrink: 0; }
.fb-step-arrow { color: var(--primary-light); font-weight: 700; margin-left: auto; }
.fb-path-tag { position: absolute; top: 16px; right: 16px; display: inline-block; font-size: 12px; font-weight: 600; color: var(--primary); background: var(--gradient-soft); padding: 4px 14px; border-radius: 999px; }

/* 合作院校与学员案例 */
.fb-coop { margin-top: 48px; }
.fb-coop h4 { font-size: 18px; font-weight: 700; color: var(--ink); margin-bottom: 16px; }
.fb-school-tags { display: flex; flex-wrap: wrap; gap: 10px; }
.fb-school-tags span { font-size: 13px; font-weight: 600; color: var(--primary); background: var(--gradient-soft); padding: 6px 16px; border-radius: 999px; transition: all .2s; }
.fb-school-tags span:hover { background: var(--gradient); color: #fff; }
.fb-case-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.fb-case-card { background: #fff; border: 1px solid var(--line-soft); border-radius: var(--radius); padding: 24px 20px; text-align: center; transition: all .3s; }
.fb-case-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); border-color: rgba(0,200,138,.2); }
.fb-case-avatar { width: 48px; height: 48px; border-radius: 50%; background: var(--gradient); color: #fff; font-size: 20px; font-weight: 800; display: flex; align-items: center; justify-content: center; margin: 0 auto 12px; }
.fb-case-name { font-size: 15px; font-weight: 800; color: var(--ink); margin-bottom: 4px; }
.fb-case-desc { font-size: 12px; color: var(--gray); margin-bottom: 10px; line-height: 1.4; }
.fb-case-badge { display: inline-block; font-size: 11px; font-weight: 600; color: #fff; background: var(--gradient); padding: 3px 10px; border-radius: 999px; }

/* 课程体系 - 胶囊切换（Tab） */
.fb-cur-tabs { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px; margin: 28px 0 24px; }
.fb-cur-tab { display: inline-flex; align-items: center; gap: 8px; padding: 12px 24px; font-size: 15px; font-weight: 700; color: var(--gray); background: #fff; border: 1.5px solid var(--line); border-radius: 999px; cursor: pointer; transition: all .25s; user-select: none; }
.fb-cur-tab span { font-size: 12px; font-weight: 600; color: var(--primary); background: var(--gradient-soft); padding: 2px 10px; border-radius: 999px; transition: all .25s; }
.fb-cur-tab:hover { color: var(--primary); border-color: rgba(0,200,138,.4); background: var(--gradient-soft); }
.fb-cur-tab.active { color: #fff; background: var(--gradient); border-color: transparent; box-shadow: 0 6px 18px rgba(0,200,138,.28); }
.fb-cur-tab.active span { color: #fff; background: rgba(255,255,255,.22); }
.fb-cur-panels { margin: 16px 0; }
.fb-cur-panel { display: none; background: #fff; border: 1px solid var(--line-soft); border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); }
.fb-cur-panel.active { display: block; animation: fbFadeIn .35s ease; }
@keyframes fbFadeIn { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: translateY(0); } }

/* 课程项卡片 - 左图右文+箭头 */
.fb-course-card { display: flex; align-items: center; gap: 20px; padding: 16px 20px; border-bottom: 1px solid var(--line-soft); transition: all .25s; text-decoration: none; color: inherit; }
.fb-course-card:last-child { border-bottom: none; }
.fb-course-card:hover { background: var(--gradient-soft); }
.fb-course-thumb { position: relative; width: 100px; height: 75px; flex-shrink: 0; border-radius: var(--radius-sm); overflow: hidden; background: var(--light); }
.fb-course-thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform .4s; }
.fb-course-card:hover .fb-course-thumb img { transform: scale(1.08); }
.fb-course-level { position: absolute; top: 6px; right: 6px; font-size: 10px; font-weight: 700; color: #fff; padding: 2px 8px; border-radius: 999px; background: rgba(11,21,38,.6); backdrop-filter: blur(4px); }
.fb-course-info { flex: 1; min-width: 0; }
.fb-course-info h4 { font-size: 16px; font-weight: 700; color: var(--ink); margin-bottom: 4px; }
.fb-course-info p { font-size: 13px; color: var(--gray); line-height: 1.6; margin-bottom: 6px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.fb-course-tag { display: inline-block; font-size: 12px; font-weight: 600; color: var(--primary); background: var(--gradient-soft); padding: 3px 10px; border-radius: 999px; }
.fb-course-arrow { flex-shrink: 0; font-size: 18px; color: var(--primary); font-weight: 700; transition: transform .2s; }
.fb-course-card:hover .fb-course-arrow { transform: translateX(4px); }

/* 预约试听表单（暂保留定义，页面已不使用） */

/* 足球青训页面响应式 */
@media (max-width: 1024px) {
  .fb-benefit-grid { grid-template-columns: repeat(2, 1fr); }
  .fb-path-grid { grid-template-columns: 1fr; }
  .fb-case-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
  .fb-benefit-grid { grid-template-columns: 1fr; }
  .fb-case-grid { grid-template-columns: 1fr; }
  .fb-cur-tab { font-size: 14px; padding: 10px 16px; }
  .fb-course-card { flex-wrap: wrap; }
  .fb-course-thumb { width: 80px; height: 60px; }
}

/* ---------- 无人机青训页面 ---------- */

/* 特色标签胶囊 */
.dr-pills { display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; margin-bottom: 0; }
.dr-pill { display: inline-flex; align-items: center; gap: 6px; padding: 8px 20px; border-radius: 999px; font-size: 14px; font-weight: 600; color: var(--primary); background: var(--gradient-soft); border: 1px solid var(--line); transition: all .25s; }
.dr-pill:hover { background: var(--gradient); color: #fff; border-color: transparent; box-shadow: 0 6px 18px rgba(0,200,138,.25); }

/* 好处卡片 */
.dr-benefit-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.dr-benefit-card { background: #fff; border: 1px solid var(--line-soft); border-radius: var(--radius); overflow: hidden; transition: all .35s; }
.dr-benefit-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: rgba(0,200,138,.2); }
.dr-benefit-img { height: 160px; overflow: hidden; background: var(--light); position: relative; }
.dr-benefit-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s; }
.dr-benefit-card:hover .dr-benefit-img img { transform: scale(1.06); }
.dr-benefit-icon { position: absolute; left: 20px; bottom: -20px; width: 48px; height: 48px; border-radius: 12px; background: var(--gradient); color: #fff; display: flex; align-items: center; justify-content: center; font-size: 24px; box-shadow: 0 8px 20px rgba(0,200,138,.3); z-index: 2; }
.dr-benefit-body { padding: 32px 24px 24px; }
.dr-benefit-body h4 { font-size: 17px; font-weight: 700; margin-bottom: 8px; color: var(--ink); }
.dr-benefit-body p { font-size: 13px; color: var(--gray); line-height: 1.6; }

/* 升学与发展路径 */
.dr-path-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.dr-path-card { background: #fff; border: 1px solid var(--line-soft); border-radius: var(--radius); padding: 28px 26px; transition: all .3s; position: relative; overflow: hidden; }
.dr-path-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); border-color: rgba(0,200,138,.2); }
.dr-path-header { display: flex; align-items: center; gap: 12px; margin-bottom: 20px; }
.dr-path-icon { width: 48px; height: 48px; border-radius: 12px; background: var(--gradient); color: #fff; display: flex; align-items: center; justify-content: center; font-size: 22px; flex-shrink: 0; box-shadow: 0 8px 20px rgba(0,200,138,.25); }
.dr-path-header h4 { font-size: 16px; font-weight: 700; color: var(--ink); line-height: 1.4; }
.dr-path-steps { display: flex; flex-direction: column; gap: 8px; margin-bottom: 18px; }
.dr-step { display: flex; align-items: center; gap: 10px; font-size: 14px; color: var(--gray); line-height: 1.5; padding: 8px 12px; background: var(--gradient-soft); border-radius: var(--radius-sm); transition: all .2s; }
.dr-step:hover { background: var(--light); }
.dr-step-num { font-size: 15px; font-weight: 800; color: var(--primary); flex-shrink: 0; }
.dr-step-arrow { color: var(--primary-light); font-weight: 700; margin-left: auto; }
.dr-path-tag { position: absolute; top: 16px; right: 16px; display: inline-block; font-size: 12px; font-weight: 600; color: var(--primary); background: var(--gradient-soft); padding: 4px 14px; border-radius: 999px; }

/* 校区环境与学生训练 - 多卡匀速无缝滚动（跑马灯） */
.dr-campus-wrap { position: relative; overflow: hidden; }
.dr-campus-track { display: flex; width: max-content; will-change: transform; }
.dr-campus-card { flex: 0 0 auto; width: 360px; margin-right: 24px; min-width: 0; background: #fff; border: 1px solid var(--line-soft); border-radius: var(--radius); overflow: hidden; transition: all .3s; }
.dr-campus-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); border-color: rgba(0,200,138,.2); }
.dr-campus-card:hover .dr-campus-img img { transform: scale(1.05); }
.dr-campus-img { position: relative; aspect-ratio: 16/10; overflow: hidden; background: var(--light); }
.dr-campus-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .4s; }
.dr-campus-tag { position: absolute; top: 12px; left: 12px; font-size: 12px; font-weight: 600; color: #fff; background: rgba(11,21,38,.55); backdrop-filter: blur(4px); padding: 4px 12px; border-radius: 999px; }
.dr-campus-body { padding: 16px 18px 20px; }
.dr-campus-body h4 { font-size: 16px; font-weight: 700; color: var(--ink); margin-bottom: 6px; }
.dr-campus-body p { font-size: 13px; color: var(--gray); line-height: 1.6; }

@media (max-width: 768px) {
  .dr-campus-card { width: 280px; margin-right: 16px; }
  .dr-campus-img { aspect-ratio: 4/3; }
}

/* 课程体系 - 胶囊切换（Tab） */
.dr-cur-tabs { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px; margin: 28px 0 24px; }
.dr-cur-tab { display: inline-flex; align-items: center; gap: 8px; padding: 12px 24px; font-size: 15px; font-weight: 700; color: var(--gray); background: #fff; border: 1.5px solid var(--line); border-radius: 999px; cursor: pointer; transition: all .25s; user-select: none; }
.dr-cur-tab span { font-size: 12px; font-weight: 600; color: var(--primary); background: var(--gradient-soft); padding: 2px 10px; border-radius: 999px; transition: all .25s; }
.dr-cur-tab:hover { color: var(--primary); border-color: rgba(0,200,138,.4); background: var(--gradient-soft); }
.dr-cur-tab.active { color: #fff; background: var(--gradient); border-color: transparent; box-shadow: 0 6px 18px rgba(0,200,138,.28); }
.dr-cur-tab.active span { color: #fff; background: rgba(255,255,255,.22); }
.dr-cur-panels { margin: 16px 0; }
.dr-cur-panel { display: none; background: #fff; border: 1px solid var(--line-soft); border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); }
.dr-cur-panel.active { display: block; animation: drFadeIn .35s ease; }
@keyframes drFadeIn { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: translateY(0); } }

/* 课程项卡片 - 左图右文+箭头 */
.dr-course-card { display: flex; align-items: center; gap: 20px; padding: 16px 20px; border-bottom: 1px solid var(--line-soft); transition: all .25s; text-decoration: none; color: inherit; }
.dr-course-card:last-child { border-bottom: none; }
.dr-course-card:hover { background: var(--gradient-soft); }
.dr-course-thumb { position: relative; width: 100px; height: 75px; flex-shrink: 0; border-radius: var(--radius-sm); overflow: hidden; background: var(--light); }
.dr-course-thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform .4s; }
.dr-course-card:hover .dr-course-thumb img { transform: scale(1.08); }
.dr-course-level { position: absolute; top: 6px; right: 6px; font-size: 10px; font-weight: 700; color: #fff; padding: 2px 8px; border-radius: 999px; background: rgba(11,21,38,.6); backdrop-filter: blur(4px); }
.dr-course-info { flex: 1; min-width: 0; }
.dr-course-info h4 { font-size: 16px; font-weight: 700; color: var(--ink); margin-bottom: 4px; }
.dr-course-info p { font-size: 13px; color: var(--gray); line-height: 1.6; margin-bottom: 6px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.dr-course-tag { display: inline-block; font-size: 12px; font-weight: 600; color: var(--primary); background: var(--gradient-soft); padding: 3px 10px; border-radius: 999px; }
.dr-course-arrow { flex-shrink: 0; font-size: 18px; color: var(--primary); font-weight: 700; transition: transform .2s; }
.dr-course-card:hover .dr-course-arrow { transform: translateX(4px); }

/* 子分组（操控竞技和航模制作内部子类别） */
.dr-sub-group { padding: 16px 20px 12px; border-bottom: 1px solid var(--line-soft); }
.dr-sub-group:last-child { border-bottom: none; }
.dr-sub-head { font-size: 14px; font-weight: 700; color: var(--primary); margin-bottom: 10px; }
.dr-sub-tags { display: flex; flex-wrap: wrap; gap: 8px; }
.dr-tag { display: inline-flex; align-items: center; gap: 8px; font-size: 13px; color: var(--gray); background: #f2fbfa; border: 1px solid var(--line-soft); padding: 5px 12px 5px 5px; border-radius: 999px; transition: all .2s; }
.dr-tag img { width: 28px; height: 28px; border-radius: 50%; object-fit: cover; flex-shrink: 0; }
.dr-tag:hover { color: var(--primary); border-color: rgba(0,200,138,.3); background: var(--gradient-soft); }

/* 预约试听表单 */
.dr-trial { background: #fff; border: 1px solid var(--line-soft); border-radius: var(--radius); padding: 36px 32px; box-shadow: var(--shadow); }
.dr-trial-head { display: flex; align-items: center; gap: 12px; margin-bottom: 20px; }
.dr-trial-ico { width: 48px; height: 48px; border-radius: 12px; background: var(--gradient); color: #fff; display: flex; align-items: center; justify-content: center; font-size: 24px; }
.dr-trial-head h3 { font-size: 20px; font-weight: 800; color: var(--ink); }
.dr-trial-head p { font-size: 13px; color: var(--gray); }
.dr-trial-form { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.dr-trial-form .full-width { grid-column: 1 / -1; }
.dr-trial-form input, .dr-trial-form select, .dr-trial-form textarea { width: 100%; padding: 12px 14px; border: 1.5px solid var(--line); border-radius: var(--radius-sm); font-size: 14px; background: #f2fbfa; color: var(--ink); transition: all .2s; }
.dr-trial-form input:focus, .dr-trial-form select:focus, .dr-trial-form textarea:focus { outline: none; border-color: var(--primary); background: #fff; }
.dr-trial-form textarea { resize: vertical; min-height: 80px; }
.dr-trial-form .dr-trial-submit { grid-column: 1 / -1; }

/* 无人机青训页面响应式 */
@media (max-width: 1024px) {
  .dr-benefit-grid { grid-template-columns: repeat(2, 1fr); }
  .dr-path-grid { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
  .dr-benefit-grid { grid-template-columns: 1fr; }
  .dr-trial-form { grid-template-columns: 1fr; }
  .dr-trial { padding: 24px 18px; }
  .dr-cur-tab { font-size: 14px; padding: 10px 16px; }
  .dr-course-card { flex-wrap: wrap; }
  .dr-course-thumb { width: 80px; height: 60px; }
}

/* ---------- 响应式 ---------- */
@media (max-width: 1024px) {
  .hero { height: 520px; }
  .hero-slide h1 { font-size: 38px; }
  .biz-grid { grid-template-columns: 1fr; }
  .course-grid, .news-grid, .tour-grid, .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .about-grid, .rd-grid { grid-template-columns: 1fr; gap: 44px; }
  .stats-grid { grid-template-columns: repeat(3, 1fr); gap: 30px 16px; }
  .footer-top { grid-template-columns: 1fr 1fr; gap: 32px; }
  .footer-top .brand { grid-column: 1 / -1; }
  .form-grid { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
  .section { padding: 60px 0; }
  .hero { height: 440px; }
  .hero-slide h1 { font-size: 28px; }
  .hero-slide p { font-size: 14px; }
  .course-grid, .news-grid, .tour-grid, .grid-4, .grid-3, .grid-2 { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-top { grid-template-columns: 1fr; gap: 0; }
  .footer-top .brand { grid-column: auto; }
  .footer-top > div:not(.brand) { display: none; }
  .footer .brand p { max-width: 100%; }
  .footer-bottom { padding: 18px 90px 90px; font-size: 12px; line-height: 1.8; text-align: center; }
  .footer-bottom .container { display: flex; flex-direction: column; align-items: center; gap: 4px; }
  .footer-bottom span { display: none; }
  .footer-bottom a { margin: 0 !important; }
  .section-head h2, .about-copy h2, .rd-copy h2, .news-head h2, .cta h2 { font-size: 28px; }
  .page-banner h1 { font-size: 30px; }
}

/* ---------- 研学文旅页面 ---------- */
/* Banner 数据标签 */
.st-banner-stats { display: flex; gap: 40px; margin-top: 28px; flex-wrap: wrap; }
.st-banner-stats .stat { color: rgba(255,255,255,.92); }
.st-banner-stats .stat b { font-size: 28px; font-weight: 800; display: block; line-height: 1.1; }
.st-banner-stats .stat span { font-size: 13px; opacity: .8; }

/* 三大板块导航卡片 */
.st-cat-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.st-cat-card { background: #fff; border: 1px solid var(--line-soft); border-radius: var(--radius); padding: 36px 28px; text-align: center; transition: all .35s; text-decoration: none; color: inherit; display: block; position: relative; overflow: hidden; }
.st-cat-card::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 4px; background: var(--gradient); transform: scaleX(0); transform-origin: left; transition: transform .35s; }
.st-cat-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-lg); border-color: rgba(0,200,138,.2); }
.st-cat-card:hover::before { transform: scaleX(1); }
.st-cat-ico { width: 64px; height: 64px; border-radius: 16px; background: var(--gradient-soft); display: flex; align-items: center; justify-content: center; font-size: 30px; margin: 0 auto 18px; transition: all .35s; }
.st-cat-card:hover .st-cat-ico { background: var(--gradient); transform: scale(1.08); }
.st-cat-card h3 { font-size: 20px; font-weight: 800; color: var(--ink); margin-bottom: 8px; }
.st-cat-card p { font-size: 14px; color: var(--gray); line-height: 1.6; margin-bottom: 16px; }
.st-cat-card .st-cat-arrow { display: inline-flex; align-items: center; gap: 6px; font-size: 14px; font-weight: 700; color: var(--primary); }
.st-cat-card .st-cat-arrow span { transition: transform .25s; }
.st-cat-card:hover .st-cat-arrow span { transform: translateX(5px); }

/* 国际交流 - 合作国家卡片 */
.st-country-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.st-country-card { background: #fff; border: 1px solid var(--line-soft); border-radius: var(--radius); padding: 28px 20px; text-align: center; transition: all .3s; }
.st-country-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); border-color: rgba(0,200,138,.2); }
.st-country-flag { font-size: 42px; margin-bottom: 10px; line-height: 1; }
.st-country-card h4 { font-size: 17px; font-weight: 700; color: var(--ink); margin-bottom: 6px; }
.st-country-card p { font-size: 13px; color: var(--gray); line-height: 1.5; }

/* 国内研学 - 线路卡片 */
.st-route-card { background: #fff; border: 1px solid var(--line-soft); border-radius: var(--radius); overflow: hidden; transition: all .35s; display: flex; flex-direction: column; }
.st-route-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-lg); border-color: rgba(0,200,138,.2); }
.st-route-img { position: relative; height: 200px; overflow: hidden; background: var(--light); }
.st-route-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s; }
.st-route-card:hover .st-route-img img { transform: scale(1.06); }
.st-route-tag { position: absolute; top: 12px; left: 12px; background: var(--gradient); color: #fff; font-size: 12px; font-weight: 600; padding: 4px 14px; border-radius: 999px; }
.st-route-body { padding: 20px 22px 24px; flex: 1; display: flex; flex-direction: column; }
.st-route-body h4 { font-size: 18px; font-weight: 800; color: var(--ink); margin-bottom: 8px; }
.st-route-body p { font-size: 13px; color: var(--gray); line-height: 1.6; flex: 1; }
.st-route-meta { display: flex; gap: 12px; margin-top: 14px; flex-wrap: wrap; }
.st-route-meta span { font-size: 12px; color: var(--primary); background: var(--gradient-soft); padding: 3px 10px; border-radius: 999px; font-weight: 600; }

/* 赛事活动 - 深色区 */
.st-events-dark { background: var(--gradient-dark); position: relative; overflow: hidden; padding: 104px 0; }
.st-events-dark::before { content: ''; position: absolute; width: 480px; height: 480px; border-radius: 50%; background: radial-gradient(circle, rgba(163,230,53,.15), transparent 70%); top: -160px; right: -120px; }
.st-event-card { background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.10); border-radius: var(--radius); overflow: hidden; transition: all .35s; }
.st-event-card:hover { background: rgba(255,255,255,.10); transform: translateY(-6px); border-color: rgba(0,200,138,.3); }
.st-event-img { position: relative; height: 180px; overflow: hidden; }
.st-event-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s; }
.st-event-card:hover .st-event-img img { transform: scale(1.06); }
.st-event-num { position: absolute; top: 12px; right: 12px; background: var(--gradient); color: #fff; font-size: 13px; font-weight: 800; width: 32px; height: 32px; border-radius: 50%; display: flex; align-items: center; justify-content: center; }
.st-event-body { padding: 22px 24px 24px; }
.st-event-body h4 { font-size: 17px; font-weight: 700; color: #fff; margin-bottom: 8px; }
.st-event-body p { font-size: 13px; color: rgba(255,255,255,.65); line-height: 1.6; }
.st-event-tags { display: flex; gap: 8px; margin-top: 12px; flex-wrap: wrap; }
.st-event-tags span { font-size: 11px; color: var(--lime); background: rgba(163,230,53,.15); padding: 3px 10px; border-radius: 999px; font-weight: 600; }

/* 研学保障 - 流程时间线 */
.st-guarantee-flow { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; position: relative; }
.st-guarantee-flow::before { content: ''; position: absolute; top: 36px; left: 16.66%; right: 16.66%; height: 3px; background: linear-gradient(90deg, var(--primary), var(--lime), var(--cyan)); border-radius: 3px; }
.st-guarantee-item { text-align: center; padding: 0 20px; position: relative; }
.st-guarantee-num { width: 72px; height: 72px; border-radius: 50%; background: #fff; border: 3px solid var(--primary); display: flex; align-items: center; justify-content: center; font-size: 30px; margin: 0 auto 18px; position: relative; z-index: 2; box-shadow: 0 6px 20px rgba(0,200,138,.15); }
.st-guarantee-item:nth-child(2) .st-guarantee-num { border-color: var(--lime); }
.st-guarantee-item:nth-child(3) .st-guarantee-num { border-color: #00c98a; }
.st-guarantee-item h4 { font-size: 18px; font-weight: 700; color: var(--ink); margin-bottom: 8px; }
.st-guarantee-item p { font-size: 13px; color: var(--gray); line-height: 1.6; }
.st-guarantee-list { margin-top: 10px; font-size: 12px; color: var(--gray-2); line-height: 1.8; }

@media (max-width: 1024px) {
  .st-cat-grid { grid-template-columns: repeat(2, 1fr); }
  .st-country-grid { grid-template-columns: repeat(2, 1fr); }
  .st-guarantee-flow { grid-template-columns: 1fr; gap: 32px; }
  .st-guarantee-flow::before { display: none; }
}
@media (max-width: 640px) {
  .st-cat-grid { grid-template-columns: 1fr; }
  .st-country-grid { grid-template-columns: 1fr; }
  .st-banner-stats { gap: 24px; }
  .st-banner-stats .stat b { font-size: 22px; }
}

/* ---------- 微信二维码弹窗 ---------- */
.qr-overlay { position: fixed; inset: 0; background: rgba(11,21,38,.55); backdrop-filter: blur(4px); display: flex; align-items: center; justify-content: center; z-index: 9999; opacity: 0; visibility: hidden; transition: opacity .3s, visibility .3s; }
.qr-overlay.show { opacity: 1; visibility: visible; }
.qr-modal { background: #fff; border-radius: 20px; padding: 36px 36px 30px; text-align: center; box-shadow: 0 24px 70px rgba(0,0,0,.25); transform: translateY(20px) scale(.96); transition: transform .35s cubic-bezier(.18,.89,.32,1.28); max-width: 340px; width: calc(100% - 48px); position: relative; }
.qr-overlay.show .qr-modal { transform: translateY(0) scale(1); }
.qr-modal h3 { font-size: 20px; font-weight: 800; color: var(--ink); margin-bottom: 6px; }
.qr-modal p { font-size: 14px; color: var(--gray); margin-bottom: 20px; }
.qr-modal .qr-img { width: 220px; height: 220px; margin: 0 auto 20px; border-radius: 14px; overflow: hidden; border: 1px solid var(--line-soft); }
.qr-modal .qr-img img { width: 100%; height: 100%; object-fit: cover; }
.qr-modal .qr-close { position: absolute; top: 10px; right: 14px; width: 32px; height: 32px; border: none; background: rgba(0,200,138,.08); border-radius: 50%; font-size: 18px; color: var(--gray); cursor: pointer; transition: all .2s; display: flex; align-items: center; justify-content: center; }
.qr-modal .qr-close:hover { background: rgba(0,200,138,.18); color: var(--primary); transform: rotate(90deg); }
@media (max-width: 480px) {
  .qr-modal { padding: 28px 24px 24px; }
  .qr-modal .qr-img { width: 180px; height: 180px; }
}

/* ---------- 预约表单弹窗 ---------- */
.booking-overlay { position: fixed; inset: 0; background: rgba(11,21,38,.55); backdrop-filter: blur(4px); display: flex; align-items: center; justify-content: center; z-index: 9998; opacity: 0; visibility: hidden; transition: opacity .3s, visibility .3s; }
.booking-overlay.show { opacity: 1; visibility: visible; }
.booking-modal { background: #fff; border-radius: 20px; padding: 36px 36px 30px; box-shadow: 0 24px 70px rgba(0,0,0,.25); transform: translateY(20px) scale(.96); transition: transform .35s cubic-bezier(.18,.89,.32,1.28); max-width: 440px; width: calc(100% - 48px); position: relative; }
.booking-overlay.show .booking-modal { transform: translateY(0) scale(1); }
.booking-modal h3 { font-size: 22px; font-weight: 800; color: var(--ink); margin-bottom: 6px; }
.booking-modal .booking-sub { font-size: 14px; color: var(--gray); margin-bottom: 22px; }
.booking-modal .booking-close { position: absolute; top: 10px; right: 14px; width: 32px; height: 32px; border: none; background: rgba(0,200,138,.08); border-radius: 50%; font-size: 18px; color: var(--gray); cursor: pointer; transition: all .2s; display: flex; align-items: center; justify-content: center; }
.booking-modal .booking-close:hover { background: rgba(0,200,138,.18); color: var(--primary); transform: rotate(90deg); }
.booking-field { margin-bottom: 16px; }
.booking-field label { display: block; font-size: 13px; font-weight: 600; color: var(--ink); margin-bottom: 6px; }
.booking-field label .req { color: #ef4444; }
.booking-field input, .booking-field select, .booking-field textarea { width: 100%; padding: 11px 14px; border: 1.5px solid var(--line); border-radius: 10px; font-size: 14px; font-family: inherit; color: var(--ink); background: #fff; transition: border-color .2s, box-shadow .2s; box-sizing: border-box; }
.booking-field input:focus, .booking-field select:focus, .booking-field textarea:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 3px rgba(0,200,138,.12); }
.booking-field textarea { resize: vertical; min-height: 70px; }
@media (max-width: 480px) {
  .qr-modal { padding: 28px 24px 24px; }
  .qr-modal .qr-img { width: 180px; height: 180px; }
  .booking-modal { padding: 28px 22px 24px; }
  .booking-field textarea { resize: none; }
}