/* ============================================================
   苏羊国际象棋俱乐部 · 官网 (conversion single-page)
   Built on the Suyang design system (colors_and_type.css)
   智慧蓝 #185FA5 主色 · 冠军金 #EF9F27 强调 · 无绿色
   ============================================================ */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 84px; }
body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--cream);
  -webkit-font-smoothing: antialiased;
  line-height: 1.6;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }

.wrap { width: min(1180px, 92vw); margin-inline: auto; }
.zh-display { font-family: var(--font-zh-display); }

/* ---------- Section scaffolding ---------- */
section { position: relative; }
.sec { padding: clamp(56px, 8vw, 104px) 0; }
.sec-cream { background: var(--cream); }
.sec-white { background: var(--paper); }
.sec-blue-tint { background: linear-gradient(180deg, var(--blue-50), var(--cream)); }

.sec-head { text-align: center; max-width: 760px; margin: 0 auto clamp(36px, 5vw, 60px); }
.eyebrow {
  display: inline-block; font-family: var(--font-display); font-weight: 800;
  font-size: 14px; letter-spacing: 3px; text-transform: uppercase;
  color: var(--champion-gold); margin-bottom: 14px;
}
.sec-title {
  font-family: var(--font-zh-display); color: var(--wisdom-blue);
  font-size: clamp(28px, 4.4vw, 46px); line-height: 1.15; margin: 0 0 16px;
}
.sec-sub { font-size: clamp(16px, 1.7vw, 19px); color: var(--text-2); margin: 0; }
.sec-head.left { text-align: left; margin-left: 0; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 9px;
  font-family: var(--font-display); font-weight: 700; font-size: 17px;
  border: none; cursor: pointer; border-radius: var(--r-pill);
  padding: 15px 28px; transition: transform .14s ease, box-shadow .14s ease, background .18s;
  white-space: nowrap;
}
.btn svg { width: 20px; height: 20px; }
/* 加微信 = the conversion action = champion gold */
.btn-wechat {
  background: linear-gradient(180deg, #F6B445, var(--champion-gold));
  color: #5A3410; box-shadow: 0 4px 0 var(--gold-800), 0 10px 22px rgba(239,159,39,.34);
}
.btn-wechat:hover { transform: translateY(-2px); box-shadow: 0 6px 0 var(--gold-800), 0 16px 30px rgba(239,159,39,.40); }
.btn-wechat:active { transform: translateY(3px); box-shadow: 0 1px 0 var(--gold-800), 0 6px 14px rgba(239,159,39,.30); }
.btn-blue {
  background: var(--wisdom-blue); color: #fff;
  box-shadow: 0 4px 0 var(--blue-800), 0 10px 22px rgba(24,95,165,.28);
}
.btn-blue:hover { transform: translateY(-2px); background: var(--blue-700); }
.btn-blue:active { transform: translateY(3px); box-shadow: 0 1px 0 var(--blue-800); }
.btn-ghost { background: var(--paper); color: var(--wisdom-blue); border: 2px solid var(--blue-300); }
.btn-ghost:hover { background: var(--blue-50); border-color: var(--wisdom-blue); }
.btn-lg { font-size: 18px; padding: 17px 34px; }
.btn-block { width: 100%; }
.btn-white { background: #fff; color: var(--wisdom-blue); box-shadow: 0 6px 18px rgba(0,0,0,.14); }
.btn-white:hover { transform: translateY(-2px); }

.wechat-ico { width: 22px; height: 22px; flex: none; }

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(251,246,236,.86); backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}
.nav { display: flex; align-items: center; justify-content: space-between; height: 72px; }
.brand { display: flex; align-items: center; gap: 12px; }
.brand img { width: 44px; height: 44px; border-radius: 10px; }
.brand-name { font-family: var(--font-zh-display); font-size: 21px; color: var(--wisdom-blue); line-height: 1; }
.brand-tag { font-size: 11.5px; color: var(--text-3); font-weight: 600; margin-top: 4px; letter-spacing: .5px; }
.nav-links { display: flex; gap: 30px; }
.nav-links a { font-weight: 700; font-size: 15.5px; color: var(--ink); transition: color .15s; }
.nav-links a:hover { color: var(--wisdom-blue); }
.nav-cta { display: flex; align-items: center; gap: 10px; }
.nav .btn { padding: 11px 20px; font-size: 15px; }
.menu-btn { display: none; }

/* ---------- Hero ---------- */
.hero { padding: clamp(40px, 6vw, 76px) 0 clamp(56px, 7vw, 92px); position: relative; overflow: hidden; background: radial-gradient(120% 90% at 85% 0%, var(--blue-50), transparent 60%), var(--cream); }
/* 斜线波纹背景已移除（首屏更干净） */
.hero-grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: clamp(28px, 4vw, 60px); align-items: center; position: relative; z-index: 1; }
.hero-eyebrow {
  display: inline-flex; align-items: center; gap: 8px; background: var(--gold-100);
  color: var(--gold-800); font-weight: 800; font-size: 14px; padding: 8px 16px;
  border-radius: var(--r-pill); border: 1.5px solid var(--gold-300);
}
.hero h1 {
  font-family: var(--font-zh-display); color: var(--ink);
  font-size: clamp(36px, 6vw, 64px); line-height: 1.1; margin: 22px 0 0; letter-spacing: 1px;
}
.hero h1 .blue { color: var(--wisdom-blue); position: relative; display: inline-block; }
.hero h1 .blue::after {
  content: ""; position: absolute; left: -2%; right: -2%; bottom: 6px; height: 14px;
  background: var(--gold-300); border-radius: 8px; z-index: -1; opacity: .85;
}
.hero-story {
  margin: 22px 0 0; font-size: clamp(16px, 1.8vw, 19px); color: var(--text-2);
  max-width: 540px; line-height: 1.7;
}
.hero-story b { color: var(--ink); }
.hero-feats { display: flex; flex-wrap: wrap; gap: 10px 18px; margin: 24px 0 0; }
.hero-feat { display: inline-flex; align-items: center; gap: 7px; font-weight: 700; font-size: 15px; color: var(--ink); }
.hero-feat .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--champion-gold); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin: 30px 0 0; }
.hero-note { margin: 16px 0 0; font-size: 13.5px; color: var(--text-3); }

/* hero visual */
.hero-visual { position: relative; }
.hero-card {
  background: linear-gradient(160deg, #fff, var(--ivory));
  border-radius: var(--r-xl); padding: 28px; box-shadow: var(--shadow-lg);
  border: 1px solid var(--line); position: relative;
}
.hero-board {
  aspect-ratio: 1/1; border-radius: var(--r-lg); overflow: hidden; position: relative;
  /* 清晰方格棋盘(conic-gradient，无斜线波纹) */
  background-color: var(--square-light);
  background-image: conic-gradient(var(--square-dark) 0 90deg, var(--square-light) 90deg 180deg, var(--square-dark) 180deg 270deg, var(--square-light) 270deg);
  background-size: 25% 25%;
  box-shadow: inset 0 0 0 6px var(--ink-soft);
  display: flex; align-items: flex-end; justify-content: center;
}
.hero-board img { width: 82%; filter: drop-shadow(0 14px 20px rgba(0,0,0,.28)); }
.float-badge {
  position: absolute; background: #fff; border-radius: 16px; padding: 12px 16px;
  box-shadow: var(--shadow-lg); display: flex; align-items: center; gap: 10px;
  font-weight: 800; font-size: 14px; color: var(--ink);
}
.float-badge .fb-ico { width: 38px; height: 38px; border-radius: 11px; display: grid; place-items: center; color: #fff; flex: none; }
.float-badge small { display: block; font-weight: 600; font-size: 11.5px; color: var(--text-3); }
.fb-1 { top: 14px; left: -26px; }
.fb-2 { bottom: 70px; right: -24px; }
.fb-3 { bottom: -16px; left: 30px; }

/* ---------- About ---------- */
.about-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: clamp(32px, 5vw, 64px); align-items: center; }
.vals { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 28px; }
.val-card { background: var(--paper); border: 1px solid var(--line); border-radius: var(--r-lg); padding: 22px 20px; box-shadow: var(--shadow-sm); }
.val-ico { width: 46px; height: 46px; border-radius: 13px; display: grid; place-items: center; margin-bottom: 14px; }
.val-card h4 { font-family: var(--font-display); font-weight: 700; font-size: 18px; margin: 0 0 6px; color: var(--ink); }
.val-card p { margin: 0; font-size: 14px; color: var(--text-2); line-height: 1.6; }

.about-side { display: flex; flex-direction: column; gap: 18px; }
.about-photos { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.about-photos img { width: 100%; height: 240px; object-fit: cover; object-position: top center; border-radius: var(--r-lg); box-shadow: var(--shadow-md); }
.stat-bar {
  background: linear-gradient(135deg, var(--blue-700), var(--wisdom-blue));
  border-radius: var(--r-lg); padding: 24px 28px; color: #fff; display: flex; gap: 18px;
  box-shadow: var(--shadow-blue);
}
.stat-bar .stat { flex: 1; }
.stat-bar .stat + .stat { border-left: 1px solid rgba(255,255,255,.22); padding-left: 18px; }
.stat-num { font-family: var(--font-zh-display); font-size: 38px; line-height: 1; }
.stat-num.gold { color: var(--gold-400); }
.stat-lbl { font-size: 13.5px; opacity: .85; margin-top: 6px; }

.timeline { margin-top: 36px; display: grid; grid-template-columns: 1fr 1fr; gap: 22px; }
.tl-item { padding-left: 18px; border-left: 3px solid var(--blue-200); position: relative; }
.tl-item::before { content: ""; position: absolute; left: -8px; top: 4px; width: 13px; height: 13px; border-radius: 50%; background: var(--wisdom-blue); border: 3px solid var(--cream); }
.tl-item.gold { border-left-color: var(--gold-300); }
.tl-item.gold::before { background: var(--champion-gold); }
.tl-year { font-family: var(--font-display); font-weight: 800; font-size: 13px; letter-spacing: 1px; color: var(--text-3); }
.tl-item h4 { font-family: var(--font-display); font-weight: 700; font-size: 17px; margin: 4px 0 6px; color: var(--ink); }
.tl-item p { margin: 0; font-size: 14px; color: var(--text-2); }

/* ---------- Courses ---------- */
.course-row { display: grid; grid-template-columns: repeat(5, 1fr); gap: 16px; }
.course-card {
  background: var(--paper); border: 1px solid var(--line); border-radius: var(--r-lg);
  padding: 24px 20px; box-shadow: var(--shadow-sm); transition: transform .16s, box-shadow .16s;
  display: flex; flex-direction: column;
}
.course-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-lg); border-color: var(--blue-200); }
.course-ico { width: 52px; height: 52px; border-radius: 15px; display: grid; place-items: center; font-size: 26px; margin-bottom: 16px; }
.course-card h3 { font-family: var(--font-zh-display); font-size: 23px; color: var(--ink); margin: 0; }
.course-stage { color: var(--wisdom-blue); font-weight: 700; font-size: 14px; margin: 4px 0 16px; }
.course-meta-lbl { font-size: 11.5px; font-weight: 800; letter-spacing: 1px; text-transform: uppercase; color: var(--text-3); margin-bottom: 5px; }
.course-fit { font-size: 14px; color: var(--text-2); padding-bottom: 14px; margin-bottom: 14px; border-bottom: 1px dashed var(--line-2); }
.course-list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 8px; }
.course-list li { font-size: 14px; color: var(--ink); padding-left: 18px; position: relative; }
.course-list li::before { content: ""; position: absolute; left: 0; top: 8px; width: 7px; height: 7px; border-radius: 50%; background: var(--champion-gold); }
.course-num { margin-left: auto; font-family: var(--font-display); font-weight: 800; font-size: 13px; color: var(--blue-200); }

.class-types {
  margin-top: 22px; background: var(--paper); border: 1px solid var(--line); border-radius: var(--r-lg);
  padding: 26px 30px; box-shadow: var(--shadow-sm); display: flex; align-items: center; gap: 22px; flex-wrap: wrap;
}
.class-types .ct-lead { flex: 1; min-width: 240px; }
.class-types h4 { font-family: var(--font-display); font-weight: 700; font-size: 20px; margin: 0 0 6px; color: var(--ink); }
.class-types p { margin: 0; font-size: 14.5px; color: var(--text-2); }
.ct-chips { display: flex; gap: 14px; flex-wrap: wrap; }
.ct-chip { background: var(--blue-50); border: 1.5px solid var(--blue-200); border-radius: 16px; padding: 14px 22px; text-align: center; }
.ct-chip strong { display: block; font-family: var(--font-display); font-weight: 700; font-size: 17px; color: var(--wisdom-blue); }
.ct-chip span { font-size: 12.5px; color: var(--text-3); }

/* ---------- Why ---------- */
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.step-card { background: var(--paper); border: 1px solid var(--line); border-radius: var(--r-xl); padding: 32px 26px; text-align: center; box-shadow: var(--shadow-sm); position: relative; }
.step-card.feature { box-shadow: var(--shadow-lg); border-color: var(--gold-200); transform: translateY(-8px); }
.step-num { width: 56px; height: 56px; border-radius: 50%; display: grid; place-items: center; margin: 0 auto 18px; font-family: var(--font-zh-display); font-size: 26px; color: #fff; box-shadow: var(--shadow-md); }
.step-blue { background: var(--wisdom-blue); }
.step-gold { background: var(--champion-gold); }
.step-deep { background: var(--blue-900); }
.step-card h3 { font-family: var(--font-zh-display); font-size: 24px; margin: 0 0 6px; color: var(--ink); }
.step-tag { font-weight: 700; font-size: 14.5px; color: var(--wisdom-blue); margin-bottom: 14px; }
.step-tag.gold { color: var(--gold-700); }
.step-card p { margin: 0; font-size: 14.5px; color: var(--text-2); line-height: 1.7; }
.support { margin-top: 22px; display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.support-card { display: flex; gap: 16px; background: var(--blue-50); border-radius: var(--r-lg); padding: 22px 24px; }
.support-ico { width: 46px; height: 46px; border-radius: 13px; background: #fff; display: grid; place-items: center; color: var(--wisdom-blue); flex: none; box-shadow: var(--shadow-sm); }
.support-card h4 { font-family: var(--font-display); font-weight: 700; font-size: 18px; margin: 0 0 6px; color: var(--ink); }
.support-card p { margin: 0; font-size: 14px; color: var(--text-2); }

/* ---------- Mid CTA band ---------- */
.cta-band { background: radial-gradient(120% 140% at 0% 0%, var(--blue-600), var(--blue-900)); color: #fff; }
.cta-band .wrap { display: flex; align-items: center; gap: 28px; flex-wrap: wrap; padding: clamp(40px,5vw,60px) 0; }
.cta-band-mascot { width: 130px; flex: none; filter: drop-shadow(0 10px 18px rgba(0,0,0,.3)); }
.cta-band-text { flex: 1; min-width: 260px; }
.cta-band h3 { font-family: var(--font-zh-display); font-size: clamp(24px, 3.4vw, 36px); margin: 0 0 10px; }
.cta-band p { margin: 0; font-size: 16.5px; opacity: .9; }
.cta-band .btn { flex: none; }

/* ---------- Faculty ---------- */
.faculty-grid { display: grid; grid-template-columns: 1fr 1.1fr; gap: 24px; align-items: start; }
.star-card { background: linear-gradient(160deg, var(--blue-700), var(--blue-900)); border-radius: var(--r-xl); overflow: hidden; box-shadow: var(--shadow-lg); position: relative; }
.star-photo { width: 100%; height: 360px; object-fit: cover; object-position: top center; }
.star-body { padding: 22px 26px 28px; color: #fff; }
.star-body h3 { font-family: var(--font-zh-display); font-size: 30px; margin: 0; }
.star-role { color: var(--gold-400); font-weight: 700; font-size: 15px; margin: 4px 0 14px; }
.star-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 14px; }
.star-tags span { background: rgba(255,255,255,.14); border: 1px solid rgba(255,255,255,.22); border-radius: var(--r-pill); padding: 5px 13px; font-size: 13px; font-weight: 700; }
.star-desc { font-size: 14.5px; line-height: 1.7; opacity: .92; margin: 0 0 16px; }
.star-live { display: inline-flex; align-items: center; gap: 8px; background: var(--champion-gold); color: #5A3410; font-weight: 800; font-size: 14px; padding: 9px 16px; border-radius: var(--r-pill); }
.star-live .live-dot { width: 8px; height: 8px; border-radius: 50%; background: #C0392B; box-shadow: 0 0 0 3px rgba(192,57,43,.3); animation: blink 1.4s infinite; }
@keyframes blink { 50% { opacity: .4; } }

.fac-side { display: flex; flex-direction: column; gap: 18px; }
.fac-card { background: var(--paper); border: 1px solid var(--line); border-radius: var(--r-lg); padding: 22px; box-shadow: var(--shadow-sm); display: flex; gap: 16px; }
.fac-avatar { width: 78px; height: 78px; border-radius: 50%; object-fit: cover; flex: none; border: 3px solid var(--gold-300); }
.fac-avatar.team { border-color: var(--blue-200); object-fit: cover; }
.fac-head { display: flex; align-items: center; gap: 10px; margin-bottom: 8px; flex-wrap: wrap; }
.fac-head h4 { font-family: var(--font-display); font-weight: 700; font-size: 19px; margin: 0; color: var(--ink); }
.fac-badge { font-size: 12px; font-weight: 800; color: var(--wisdom-blue); background: var(--blue-100); padding: 3px 10px; border-radius: var(--r-pill); }
.fac-card p { margin: 0 0 12px; font-size: 14px; color: var(--text-2); line-height: 1.6; }
.fac-mini-tags { display: flex; gap: 8px; flex-wrap: wrap; }
.fac-mini-tags span { font-size: 12.5px; font-weight: 700; color: var(--text-2); background: var(--cream); border: 1px solid var(--line); padding: 4px 11px; border-radius: var(--r-pill); }
.parent-quote { background: var(--gold-50); border: 1.5px solid var(--gold-200); border-radius: var(--r-lg); padding: 22px 26px; position: relative; }
.parent-quote .qmark { font-family: Georgia, serif; font-size: 50px; color: var(--gold-300); line-height: .6; }
.parent-quote p { margin: 6px 0 10px; font-size: 15.5px; color: var(--ink); line-height: 1.7; font-style: italic; }
.parent-quote .qby { text-align: right; font-weight: 700; font-size: 14px; color: var(--text-2); }

/* ---------- Stories ---------- */
.story-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.story-card { background: var(--paper); border: 1px solid var(--line); border-radius: var(--r-lg); box-shadow: var(--shadow-sm); padding: 26px 24px; border-top: 5px solid var(--wisdom-blue); }
.story-card.gold { border-top-color: var(--champion-gold); }
.story-card.deep { border-top-color: var(--blue-900); }
.story-head { display: flex; align-items: center; gap: 12px; margin-bottom: 16px; }
.story-ico { width: 44px; height: 44px; border-radius: 12px; display: grid; place-items: center; flex: none; }
.story-head h3 { font-family: var(--font-display); font-weight: 700; font-size: 19px; margin: 0; color: var(--ink); }
.story-head small { color: var(--text-3); font-weight: 600; font-size: 13px; }
.story-row .row-line { font-size: 14.5px; color: var(--text-2); margin: 0 0 10px; line-height: 1.6; }
.story-row .row-line b { color: var(--ink); }
.story-result { background: var(--blue-50); border-radius: 12px; padding: 12px 14px; font-size: 14px; color: var(--ink); margin-top: 4px; }
.story-result b { color: var(--wisdom-blue); }
.story-card.gold .story-result b { color: var(--gold-700); }

.honor { margin-top: 28px; background: linear-gradient(135deg, var(--blue-800), var(--blue-900)); border-radius: var(--r-xl); padding: clamp(30px,4vw,44px); color: #fff; }
.honor h3 { font-family: var(--font-zh-display); text-align: center; font-size: clamp(24px,3vw,32px); margin: 0 0 28px; }
.honor-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.honor-item { text-align: center; position: relative; padding: 0 14px; }
.honor-item + .honor-item::before { content: ""; position: absolute; left: 0; top: 12px; bottom: 12px; width: 1px; background: rgba(255,255,255,.18); }
.honor-year { font-family: var(--font-zh-display); font-size: 34px; color: var(--gold-400); }
.honor-item p { margin: 10px 0 0; font-size: 14.5px; opacity: .9; line-height: 1.6; }

/* ---------- Programs ---------- */
.prog-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.prog-card { border-radius: var(--r-xl); overflow: hidden; box-shadow: var(--shadow-md); background: var(--paper); border: 1px solid var(--line); display: flex; flex-direction: column; }
.prog-top { padding: 30px 26px; color: #fff; text-align: center; }
.prog-gold { background: linear-gradient(150deg, #F6B445, var(--gold-700)); }
.prog-blue { background: linear-gradient(150deg, var(--blue-500), var(--blue-800)); }
.prog-deep { background: linear-gradient(150deg, var(--blue-700), var(--blue-900)); }
.prog-top .p-ico { width: 60px; height: 60px; margin: 0 auto 14px; display: grid; place-items: center; }
.prog-top h3 { font-family: var(--font-zh-display); font-size: 25px; margin: 0 0 6px; }
.prog-top .p-sub { font-size: 14px; opacity: .92; }
.prog-body { padding: 24px 26px; flex: 1; display: flex; flex-direction: column; }
.prog-body p { margin: 0 0 16px; font-size: 14.5px; color: var(--text-2); line-height: 1.7; }
.prog-list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 10px; }
.prog-list li { font-size: 14.5px; color: var(--ink); display: flex; align-items: flex-start; gap: 9px; }
.prog-list li .tick { color: var(--wisdom-blue); font-weight: 800; flex: none; }
.prog-list li .bull { width: 7px; height: 7px; border-radius: 50%; background: var(--champion-gold); margin-top: 7px; flex: none; }
.prog-note { margin-top: auto; padding-top: 16px; font-size: 12.5px; color: var(--text-3); }
.prog-use { background: var(--cream); border-radius: 12px; padding: 14px 16px; margin-bottom: 8px; }
.prog-use .pu-lbl { font-size: 11.5px; font-weight: 800; letter-spacing: 1px; text-transform: uppercase; color: var(--text-3); margin-bottom: 8px; }
.prog-use .pu-row { display: flex; justify-content: space-between; font-size: 14px; color: var(--ink); font-weight: 600; }

/* ---------- Conversion zone ---------- */
.convert { background: linear-gradient(180deg, var(--cream), var(--blue-50)); }
.convert-card { display: grid; grid-template-columns: 1.15fr .85fr; border-radius: var(--r-xl); overflow: hidden; box-shadow: var(--shadow-lg); background: #fff; }
.convert-left { background: linear-gradient(155deg, var(--blue-700), var(--blue-900)); color: #fff; padding: clamp(34px,4vw,52px); }
.convert-left h3 { font-family: var(--font-zh-display); font-size: clamp(26px,3.2vw,38px); line-height: 1.2; margin: 0 0 14px; }
.convert-left > p { font-size: 16px; opacity: .9; margin: 0 0 28px; max-width: 420px; }
.steps3 { display: flex; flex-direction: column; gap: 18px; margin-bottom: 30px; }
.step3 { display: flex; gap: 15px; align-items: flex-start; }
.step3 .s3-num { width: 36px; height: 36px; border-radius: 50%; background: var(--champion-gold); color: #5A3410; font-family: var(--font-display); font-weight: 800; display: grid; place-items: center; flex: none; }
.step3 h4 { font-family: var(--font-display); font-weight: 700; font-size: 17px; margin: 4px 0 3px; }
.step3 p { margin: 0; font-size: 14px; opacity: .82; }
.convert-right { padding: clamp(34px,4vw,52px); display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center; }
.qr-frame { width: 220px; height: 220px; border-radius: var(--r-lg); border: 3px solid var(--blue-100); padding: 12px; background: #fff; box-shadow: var(--shadow-md); }
.qr-frame image-slot { width: 100%; height: 100%; }
.qr-empty { width: 100%; height: 100%; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 8px; background: var(--blue-50); border-radius: 10px; color: var(--text-3); }
.qr-empty .qr-badge { width: 60px; height: 60px; border-radius: 12px; }
.wx-id { display: inline-flex; align-items: center; gap: 9px; margin-top: 20px; background: var(--gold-50); border: 1.5px solid var(--gold-200); color: var(--gold-800); font-weight: 800; font-size: 18px; padding: 11px 22px; border-radius: var(--r-pill); }
.wx-hint { font-size: 13px; color: var(--text-3); margin: 12px 0 0; }
.hotline { margin-top: 20px; display: inline-flex; align-items: center; gap: 9px; font-weight: 800; font-size: 17px; color: var(--wisdom-blue); }
.hotline svg { width: 20px; height: 20px; }
.convert-right .btn { margin-top: 22px; }

/* ---------- Floating CTA ---------- */
.float-cta {
  position: fixed; right: 22px; bottom: 24px; z-index: 80;
  display: inline-flex; align-items: center; gap: 11px;
  background: linear-gradient(180deg, #F6B445, var(--champion-gold));
  color: #5A3410; font-family: var(--font-display); font-weight: 800; font-size: 16px;
  padding: 13px 22px 13px 13px; border-radius: var(--r-pill);
  box-shadow: 0 8px 24px rgba(239,159,39,.45), 0 2px 6px rgba(74,53,38,.2);
  cursor: pointer; transition: transform .16s; animation: floatpop .5s cubic-bezier(.34,1.56,.64,1);
}
.float-cta:hover { transform: translateY(-3px) scale(1.03); }
.float-cta .fc-mascot { width: 40px; height: 40px; border-radius: 50%; background: #fff; padding: 3px; flex: none; box-shadow: 0 2px 6px rgba(0,0,0,.15); }
@keyframes floatpop { from { transform: translateY(20px); opacity: 0; } }

/* ---------- Footer ---------- */
.footer { background: var(--ink-soft); color: #EAD9C5; padding: 48px 0 28px; }
.footer-top { display: flex; justify-content: space-between; gap: 30px; flex-wrap: wrap; align-items: flex-start; }
.footer-brand { display: flex; gap: 14px; align-items: center; }
.footer-brand img { width: 50px; height: 50px; border-radius: 12px; background: #fff; padding: 4px; }
.footer-brand .fb-name { font-family: var(--font-zh-display); font-size: 22px; color: #fff; }
.footer-brand .fb-tag { font-size: 13px; opacity: .7; margin-top: 4px; }
.footer-links { display: flex; gap: 40px; flex-wrap: wrap; }
.footer-col h5 { font-family: var(--font-display); font-weight: 700; font-size: 14px; color: #fff; margin: 0 0 12px; }
.footer-col a, .footer-col p { display: block; font-size: 13.5px; opacity: .8; margin: 0 0 8px; }
.footer-bottom { margin-top: 36px; padding-top: 20px; border-top: 1px solid rgba(255,255,255,.12); font-size: 13px; opacity: .65; display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1024px) {
  .hero-grid, .about-grid, .faculty-grid, .convert-card { grid-template-columns: 1fr; }
  .course-row { grid-template-columns: repeat(2, 1fr); }
  .star-photo { height: 420px; }
  .fb-1 { left: 8px; } .fb-2 { right: 8px; } .fb-3 { left: 16px; }
}
@media (max-width: 720px) {
  .nav-links { display: none; }
  .nav .btn-blue { display: none; }
  .menu-btn { display: inline-flex; }
  .brand-tag { display: none; }
  .hero-board img { width: 70%; }
  .vals, .steps, .story-row, .prog-row, .honor-row, .timeline, .support, .about-photos { grid-template-columns: 1fr; }
  .course-row { grid-template-columns: 1fr; }
  .step-card.feature { transform: none; }
  .stat-bar { flex-direction: row; }
  .honor-item + .honor-item::before { display: none; }
  .honor-row { gap: 26px; }
  .cta-band .wrap { flex-direction: column; text-align: center; }
  .cta-band-text { min-width: 0; }
  .float-cta { right: 14px; bottom: 16px; font-size: 15px; padding: 11px 18px 11px 11px; }
  .float-cta .fc-label-long { display: none; }
  .convert-left, .convert-right { padding: 32px 24px; }
  .ct-chips { width: 100%; }
  .ct-chip { flex: 1; }
}
@media (max-width: 460px) {
  .float-badge { font-size: 12px; padding: 9px 12px; }
  .fb-2 { display: none; }
  .hero h1 { font-size: 34px; }
}