/* ============================================================
   俱乐部官网模板 · 液态玻璃 (Liquid Glass) × 微交互
   主题通过 <html data-theme="aurora|ocean|mist|sunset"> 切换
   ============================================================ */
* { margin: 0; padding: 0; box-sizing: border-box; }

/* ---------------- 主题变量 ---------------- */
html[data-theme="aurora"] {
  --bg-a: #0a0a1f; --bg-b: #030309;
  --ink: #eef0ff; --muted: #a2a8ce; --faint: rgba(238, 240, 255, 0.55);
  --line: rgba(255, 255, 255, 0.13);
  --glass-1: rgba(255, 255, 255, 0.11); --glass-2: rgba(255, 255, 255, 0.03);
  --glass-3: rgba(255, 255, 255, 0.05);
  --spot: rgba(255, 255, 255, 0.10);
  --shadow: rgba(2, 4, 20, 0.45);
  --accent: #8b7cf6; --accent-2: #67e8f9;
  --gold-1: #fff3c4; --gold-2: #f0cf6e; --gold-3: #d4af37;
  --b1: rgba(124, 108, 240, 0.42); --b2: rgba(56, 189, 248, 0.32); --b3: rgba(233, 108, 228, 0.28);
  --sheen: rgba(255, 255, 255, 0.10);
}
html[data-theme="ocean"] {
  --bg-a: #041520; --bg-b: #01070e;
  --ink: #e6f6ff; --muted: #8fb3c9; --faint: rgba(230, 246, 255, 0.55);
  --line: rgba(255, 255, 255, 0.13);
  --glass-1: rgba(255, 255, 255, 0.10); --glass-2: rgba(255, 255, 255, 0.03);
  --glass-3: rgba(255, 255, 255, 0.05);
  --spot: rgba(255, 255, 255, 0.09);
  --shadow: rgba(1, 8, 18, 0.5);
  --accent: #38bdf8; --accent-2: #34d399;
  --gold-1: #ffe9a3; --gold-2: #f5d67b; --gold-3: #c8962e;
  --b1: rgba(14, 116, 144, 0.5); --b2: rgba(56, 189, 248, 0.3); --b3: rgba(45, 212, 191, 0.26);
  --sheen: rgba(255, 255, 255, 0.09);
}
html[data-theme="mist"] {
  --bg-a: #eef1fb; --bg-b: #d9dfef;
  --ink: #141a2e; --muted: #5a6180; --faint: rgba(20, 26, 46, 0.5);
  --line: rgba(255, 255, 255, 0.85);
  --glass-1: rgba(255, 255, 255, 0.72); --glass-2: rgba(255, 255, 255, 0.34);
  --glass-3: rgba(255, 255, 255, 0.5);
  --spot: rgba(255, 255, 255, 0.6);
  --shadow: rgba(30, 41, 80, 0.14);
  --accent: #6d5df0; --accent-2: #0ea5e9;
  --gold-1: #b7791f; --gold-2: #a16207; --gold-3: #7c4a08;
  --b1: rgba(147, 197, 253, 0.6); --b2: rgba(196, 181, 253, 0.55); --b3: rgba(253, 186, 201, 0.45);
  --sheen: rgba(255, 255, 255, 0.35);
}
html[data-theme="sunset"] {
  --bg-a: #2a1024; --bg-b: #12060f;
  --ink: #fff0f3; --muted: #d6a8b6; --faint: rgba(255, 240, 243, 0.55);
  --line: rgba(255, 255, 255, 0.13);
  --glass-1: rgba(255, 255, 255, 0.11); --glass-2: rgba(255, 255, 255, 0.03);
  --glass-3: rgba(255, 255, 255, 0.05);
  --spot: rgba(255, 255, 255, 0.10);
  --shadow: rgba(20, 4, 14, 0.5);
  --accent: #fb7185; --accent-2: #fbbf24;
  --gold-1: #ffe9a3; --gold-2: #f5c56b; --gold-3: #c98a2e;
  --b1: rgba(244, 114, 182, 0.4); --b2: rgba(251, 191, 36, 0.3); --b3: rgba(167, 139, 250, 0.28);
  --sheen: rgba(255, 255, 255, 0.10);
}

/* ============================================================
   亮色商务主题（与 xy-intro-card 同步）
   ============================================================ */
html[data-theme="neutral_morning"] {
  --bg-a: #f7f4f0; --bg-b: #e8e4dc;
  --ink: #1e2935; --muted: rgba(30, 41, 53, 0.55); --faint: rgba(30, 41, 53, 0.35);
  --line: rgba(148, 163, 184, 0.40);
  --glass-1: rgba(255, 255, 255, 0.75); --glass-2: rgba(255, 255, 255, 0.50);
  --glass-3: rgba(255, 255, 255, 0.55);
  --spot: rgba(255, 255, 255, 0.6);
  --shadow: rgba(15, 23, 42, 0.10);
  --accent: #5a6b7c; --accent-2: #8a9dad;
  --gold-1: #b7791f; --gold-2: #a16207; --gold-3: #7c4a08;
  --b1: rgba(147, 197, 253, 0.20); --b2: rgba(196, 181, 253, 0.15); --b3: rgba(253, 186, 201, 0.12);
  --sheen: rgba(255, 255, 255, 0.35);
}

html[data-theme="neutral_cloud"] {
  --bg-a: #f1f5f9; --bg-b: #e2e8f0;
  --ink: #0f172a; --muted: rgba(15, 23, 42, 0.52); --faint: rgba(15, 23, 42, 0.32);
  --line: rgba(148, 163, 184, 0.42);
  --glass-1: rgba(255, 255, 255, 0.80); --glass-2: rgba(255, 255, 255, 0.55);
  --glass-3: rgba(255, 255, 255, 0.60);
  --spot: rgba(255, 255, 255, 0.55);
  --shadow: rgba(15, 23, 42, 0.11);
  --accent: #4a5568; --accent-2: #718096;
  --gold-1: #b7791f; --gold-2: #a16207; --gold-3: #7c4a08;
  --b1: rgba(147, 197, 253, 0.18); --b2: rgba(196, 181, 253, 0.14); --b3: rgba(253, 186, 201, 0.10);
  --sheen: rgba(255, 255, 255, 0.32);
}

html[data-theme="neutral_oat"] {
  --bg-a: #faf8f5; --bg-b: #ede8e0;
  --ink: #2c2418; --muted: rgba(44, 36, 24, 0.52); --faint: rgba(44, 36, 24, 0.32);
  --line: rgba(168, 156, 140, 0.42);
  --glass-1: rgba(255, 255, 255, 0.78); --glass-2: rgba(255, 255, 255, 0.52);
  --glass-3: rgba(255, 255, 255, 0.55);
  --spot: rgba(255, 255, 255, 0.50);
  --shadow: rgba(44, 36, 24, 0.09);
  --accent: #6b5b4e; --accent-2: #9c8b7a;
  --gold-1: #b7791f; --gold-2: #a16207; --gold-3: #7c4a08;
  --b1: rgba(200, 170, 130, 0.20); --b2: rgba(180, 150, 120, 0.15); --b3: rgba(160, 130, 100, 0.12);
  --sheen: rgba(255, 255, 255, 0.28);
}

html[data-theme="neutral_navy"] {
  --bg-a: #ffffff; --bg-b: #f8fafc;
  --ink: #0f172a; --muted: rgba(15, 23, 42, 0.48); --faint: rgba(15, 23, 42, 0.28);
  --line: rgba(148, 163, 184, 0.38);
  --glass-1: rgba(255, 255, 255, 0.85); --glass-2: rgba(241, 245, 249, 0.70);
  --glass-3: rgba(255, 255, 255, 0.60);
  --spot: rgba(255, 255, 255, 0.45);
  --shadow: rgba(15, 23, 42, 0.10);
  --accent: #2c5282; --accent-2: #4299e1;
  --gold-1: #b7791f; --gold-2: #a16207; --gold-3: #7c4a08;
  --b1: rgba(100, 150, 200, 0.15); --b2: rgba(80, 130, 180, 0.12); --b3: rgba(60, 110, 160, 0.10);
  --sheen: rgba(255, 255, 255, 0.25);
}

:root {
  --radius: 26px;
  --container: 1080px;
  --font: -apple-system, BlinkMacSystemFont, "PingFang SC", "HarmonyOS Sans SC", "Microsoft YaHei", "Segoe UI", sans-serif;
  --ease: cubic-bezier(.22, .8, .28, 1);
}

html { scroll-behavior: smooth; }
body {
  font-family: var(--font);
  color: var(--ink);
  background: linear-gradient(180deg, var(--bg-a) 0%, var(--bg-b) 100%);
  background-attachment: fixed;
  min-height: 100vh; overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  transition: color .6s ease;
}
::selection { background: var(--accent); color: #fff; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; }
input, textarea { font-family: inherit; }
img { max-width: 100%; display: block; }
.container { max-width: var(--container); margin: 0 auto; padding: 0 20px; }

/* ---------------- 液态流光背景（无星空） ---------------- */
.aurora { position: fixed; inset: 0; z-index: 0; pointer-events: none; overflow: hidden; transition: transform .8s var(--ease); }
.blob {
  position: absolute; border-radius: 50%;
  filter: blur(70px); will-change: transform;
  transition: background .6s ease;
}
.blob.b1 { width: 46vw; height: 46vw; min-width: 320px; min-height: 320px; left: -8vw; top: 2vh; background: var(--b1); animation: blobA 24s ease-in-out infinite; }
.blob.b2 { width: 40vw; height: 40vw; min-width: 280px; min-height: 280px; right: -6vw; top: 18vh; background: var(--b2); animation: blobB 28s ease-in-out infinite; }
.blob.b3 { width: 34vw; height: 34vw; min-width: 240px; min-height: 240px; left: 26vw; bottom: -12vh; background: var(--b3); animation: blobC 32s ease-in-out infinite; }
.blob.b4 { width: 26vw; height: 26vw; min-width: 200px; min-height: 200px; right: 18vw; bottom: 4vh; background: var(--b1); opacity: .55; animation: blobA 26s ease-in-out infinite reverse; }
@keyframes blobA {
  0%   { transform: translate(0, 0) scale(1) rotate(0deg); border-radius: 50%; }
  33%  { transform: translate(6vw, 4vh) scale(1.12) rotate(60deg); border-radius: 46% 54% 60% 40% / 52% 46% 54% 48%; }
  66%  { transform: translate(-4vw, 8vh) scale(0.95) rotate(120deg); border-radius: 58% 42% 44% 56% / 44% 58% 42% 56%; }
  100% { transform: translate(0, 0) scale(1) rotate(180deg); border-radius: 50%; }
}
@keyframes blobB {
  0%   { transform: translate(0, 0) scale(1); border-radius: 50%; }
  40%  { transform: translate(-7vw, 6vh) scale(1.08); border-radius: 55% 45% 38% 62% / 48% 60% 40% 52%; }
  70%  { transform: translate(3vw, -5vh) scale(0.92); border-radius: 40% 60% 55% 45% / 60% 40% 58% 42%; }
  100% { transform: translate(0, 0) scale(1); border-radius: 50%; }
}
@keyframes blobC {
  0%   { transform: translate(0, 0) scale(1); border-radius: 50%; }
  50%  { transform: translate(8vw, -6vh) scale(1.15); border-radius: 62% 38% 50% 50% / 42% 52% 48% 58%; }
  100% { transform: translate(0, 0) scale(1); border-radius: 50%; }
}

/* ---------------- 液态玻璃核心 ---------------- */
.glass {
  position: relative; isolation: isolate;
  background: linear-gradient(135deg, var(--glass-1) 0%, var(--glass-2) 60%, var(--glass-3) 100%);
  -webkit-backdrop-filter: blur(22px) saturate(170%);
  backdrop-filter: blur(22px) saturate(170%);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: 0 10px 40px var(--shadow), inset 0 1px 0 rgba(255, 255, 255, 0.22);
  overflow: hidden;
  transition: box-shadow .45s var(--ease), border-color .45s var(--ease), transform .35s var(--ease);
}
/* 跟随光标的高光 */
.glass::before {
  content: ""; position: absolute; inset: 0; z-index: -1; border-radius: inherit; pointer-events: none;
  background: radial-gradient(340px circle at var(--mx, 50%) var(--my, 30%), var(--spot), transparent 62%);
  opacity: 0; transition: opacity .45s ease;
}
.glass:hover::before { opacity: 1; }
/* 流光扫过 */
.glass-sheen::after {
  content: ""; position: absolute; top: 0; left: -70%; width: 42%; height: 100%;
  background: linear-gradient(105deg, transparent, var(--sheen), transparent);
  transform: skewX(-20deg); animation: sheen 8s ease-in-out infinite; pointer-events: none;
}
@keyframes sheen { 0%, 52% { left: -70%; } 100% { left: 145%; } }

.gold-text {
  background: linear-gradient(120deg, var(--gold-1), var(--gold-2) 35%, var(--gold-3) 65%, var(--gold-1) 95%);
  background-size: 220% 100%;
  -webkit-background-clip: text; background-clip: text; color: transparent;
  animation: goldShift 7s linear infinite;
}
@keyframes goldShift { 0% { background-position: 0% 50%; } 100% { background-position: 220% 50%; } }
.grad-text {
  background: linear-gradient(120deg, var(--ink) 0%, var(--accent) 55%, var(--accent-2) 100%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}

/* ---------------- 按钮 + 涟漪 ---------------- */
.btn {
  position: relative; overflow: hidden;
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 12px 26px; border-radius: 999px; border: 1px solid transparent;
  font-size: 15px; font-weight: 600; color: #fff; letter-spacing: 0.5px;
  transition: transform .28s var(--ease), box-shadow .28s var(--ease), background .28s;
  user-select: none; text-align: center;
}
.btn:active { transform: scale(0.96); }
.btn-primary {
  background: linear-gradient(135deg, var(--accent) 0%, color-mix(in srgb, var(--accent) 68%, #000) 55%, var(--accent-2) 130%);
  box-shadow: 0 8px 26px color-mix(in srgb, var(--accent) 45%, transparent), inset 0 1px 0 rgba(255, 255, 255, .35);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 14px 36px color-mix(in srgb, var(--accent) 55%, transparent), inset 0 1px 0 rgba(255,255,255,.35); }
.btn-gold {
  background: linear-gradient(135deg, var(--gold-1) 0%, var(--gold-3) 60%, color-mix(in srgb, var(--gold-3) 70%, #000) 120%);
  color: #241a05;
  box-shadow: 0 8px 26px color-mix(in srgb, var(--gold-3) 40%, transparent), inset 0 1px 0 rgba(255, 255, 255, .55);
}
.btn-gold:hover { transform: translateY(-2px); box-shadow: 0 14px 34px color-mix(in srgb, var(--gold-3) 55%, transparent); }
.btn-ghost { background: var(--glass-3); border-color: var(--line); -webkit-backdrop-filter: blur(12px); backdrop-filter: blur(12px); color: var(--ink); }
.btn-ghost:hover { background: var(--glass-1); transform: translateY(-2px); }
.btn-sm { padding: 9px 20px; font-size: 14px; }
.btn-lg { padding: 15px 36px; font-size: 17px; }
.ripple {
  position: absolute; border-radius: 50%; pointer-events: none;
  background: rgba(255, 255, 255, 0.45); transform: scale(0); opacity: .9;
  animation: ripple .65s ease-out forwards;
}
@keyframes ripple { to { transform: scale(2.8); opacity: 0; } }

/* ---------------- 滚动进度 / 返回顶部 ---------------- */
.scroll-progress {
  position: fixed; top: 0; left: 0; height: 3px; width: 0; z-index: 300;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  box-shadow: 0 0 12px color-mix(in srgb, var(--accent) 60%, transparent);
  transition: width .1s linear;
}
.to-top {
  position: fixed; right: 22px; bottom: 96px; z-index: 90;
  width: 46px; height: 46px; border-radius: 50%; font-size: 17px; color: var(--ink);
  display: flex; align-items: center; justify-content: center;
  opacity: 0; transform: translateY(14px) scale(.9); pointer-events: none;
  transition: opacity .35s var(--ease), transform .35s var(--ease), box-shadow .35s;
}
.to-top.show { opacity: 1; transform: none; pointer-events: auto; }
.to-top:hover { transform: translateY(-4px); box-shadow: 0 14px 34px var(--shadow); }

/* ---------------- 导航栏 ---------------- */
.navbar { position: fixed; top: 14px; left: 0; right: 0; z-index: 100; padding: 0 14px; transition: top .35s var(--ease); }
.navbar.scrolled { top: 8px; }
.nav-inner {
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  max-width: 960px;
  background: linear-gradient(135deg, var(--glass-1), var(--glass-2));
  -webkit-backdrop-filter: blur(20px) saturate(170%); backdrop-filter: blur(20px) saturate(170%);
  border: 1px solid var(--line); border-radius: 999px;
  box-shadow: 0 8px 30px var(--shadow), inset 0 1px 0 rgba(255, 255, 255, 0.16);
  padding: 8px 10px 8px 20px;
  transition: padding .35s var(--ease), box-shadow .35s;
}
.navbar.scrolled .nav-inner { padding: 5px 8px 5px 18px; box-shadow: 0 14px 38px var(--shadow), inset 0 1px 0 rgba(255,255,255,.16); }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 17px; }
.brand-logo { font-size: 24px; transition: transform .45s var(--ease); }
.brand:hover .brand-logo { transform: rotate(-12deg) scale(1.12); }
.brand-name { background: linear-gradient(120deg, var(--ink), var(--accent)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.nav-links { display: flex; gap: 4px; }
.nav-links a {
  position: relative; padding: 8px 14px; border-radius: 999px; font-size: 14px;
  color: var(--muted); transition: color .25s, background .25s; white-space: nowrap;
}
.nav-links a:hover { color: var(--ink); background: var(--glass-3); }
.nav-links a.active { color: var(--ink); }
.nav-links a.active::after {
  content: ""; position: absolute; left: 50%; bottom: 2px; transform: translateX(-50%);
  width: 16px; height: 3px; border-radius: 2px;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  animation: dotIn .35s var(--ease);
}
@keyframes dotIn { from { width: 0; opacity: 0; } to { width: 16px; opacity: 1; } }
.nav-actions { display: flex; align-items: center; gap: 10px; }
.menu-btn { display: none; background: none; border: none; width: 38px; height: 38px; border-radius: 50%; flex-direction: column; align-items: center; justify-content: center; gap: 4.5px; }
.menu-btn span { display: block; width: 17px; height: 1.8px; background: var(--ink); border-radius: 2px; transition: .3s; }
.menu-btn.open span:nth-child(1) { transform: translateY(6.3px) rotate(45deg); }
.menu-btn.open span:nth-child(2) { opacity: 0; }
.menu-btn.open span:nth-child(3) { transform: translateY(-6.3px) rotate(-45deg); }
.mobile-menu {
  display: none; flex-direction: column; gap: 4px; margin-top: 10px; padding: 14px;
  background: linear-gradient(135deg, var(--glass-1), var(--glass-2));
  -webkit-backdrop-filter: blur(24px) saturate(170%); backdrop-filter: blur(24px) saturate(170%);
  border: 1px solid var(--line); border-radius: 24px;
  box-shadow: 0 10px 40px var(--shadow), inset 0 1px 0 rgba(255,255,255,.14);
}
.mobile-menu a { padding: 12px 16px; border-radius: 14px; color: var(--muted); }
.mobile-menu a:hover { background: var(--glass-3); color: var(--ink); }
.mobile-menu.open { display: flex; }

/* ---------------- Hero ---------------- */
.hero { position: relative; z-index: 1; padding-top: 130px; padding-bottom: 30px; display: flex; flex-direction: column; align-items: center; }
.hero-card { width: 100%; max-width: 860px; text-align: center; padding: clamp(38px, 6vw, 72px) clamp(22px, 5vw, 60px); }
.hero-card.enter { animation: heroIn 1.1s var(--ease) both; }
@keyframes heroIn { from { opacity: 0; transform: translateY(26px) scale(.98); filter: blur(8px); } to { opacity: 1; transform: none; filter: none; } }
.hero-badge {
  display: inline-block; padding: 7px 18px; border-radius: 999px; font-size: 13px; letter-spacing: 1px;
  color: var(--gold-2); background: color-mix(in srgb, var(--gold-3) 12%, transparent);
  border: 1px solid color-mix(in srgb, var(--gold-3) 32%, transparent);
  box-shadow: 0 0 24px color-mix(in srgb, var(--gold-3) 15%, transparent), inset 0 1px 0 rgba(255,255,255,.15);
  margin-bottom: 26px; animation: badgeGlow 3.4s ease-in-out infinite;
}
@keyframes badgeGlow {
  0%, 100% { box-shadow: 0 0 16px color-mix(in srgb, var(--gold-3) 10%, transparent), inset 0 1px 0 rgba(255,255,255,.15); }
  50% { box-shadow: 0 0 34px color-mix(in srgb, var(--gold-3) 32%, transparent), inset 0 1px 0 rgba(255,255,255,.15); }
}
.hero-title { font-size: clamp(2.1rem, 6.5vw, 3.7rem); line-height: 1.22; font-weight: 800; letter-spacing: 1px; }
.hero-title .t1, .hero-title .t2 { display: block; animation: lineIn .9s var(--ease) both; }
.hero-title .t1 { animation-delay: .15s; }
.hero-title .t2 { animation-delay: .3s; }
@keyframes lineIn { from { opacity: 0; transform: translateY(22px); filter: blur(6px); } to { opacity: 1; transform: none; filter: none; } }
.hero-sub { margin: 20px auto 0; max-width: 620px; color: var(--muted); font-size: clamp(14.5px, 2vw, 16.5px); line-height: 1.9; animation: lineIn .9s var(--ease) .45s both; }
.hero-btns { margin-top: 34px; display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; animation: lineIn .9s var(--ease) .6s both; }
.hero-stats { margin-top: 40px; padding-top: 28px; border-top: 1px solid var(--line);
  display: flex; justify-content: center; gap: clamp(18px, 5vw, 52px); flex-wrap: wrap; }
.hero-stats .stat { transition: transform .35s var(--ease); }
.hero-stats .stat:hover { transform: translateY(-5px); }
.hero-stats .stat b { display: block; font-size: clamp(20px, 3.4vw, 27px); font-weight: 800; }
.hero-stats .stat b .count-up { display: inline; }
.hero-stats .stat > span { display: block; margin-top: 5px; font-size: 12.5px; color: var(--faint); letter-spacing: 1px; }
.scroll-hint { margin-top: 34px; opacity: 0.65; transition: opacity .3s; }
.scroll-hint:hover { opacity: 1; }
.mouse { display: block; width: 24px; height: 38px; margin: 0 auto; border: 2px solid var(--faint); border-radius: 14px; position: relative; }
.mouse .dot { position: absolute; left: 50%; top: 7px; width: 4px; height: 4px; margin-left: -2px; border-radius: 50%; background: var(--ink); animation: wheel 1.8s ease-in-out infinite; }
@keyframes wheel { 0% { transform: translateY(0); opacity: 1; } 70% { transform: translateY(14px); opacity: 0; } 100% { opacity: 0; } }

/* ---------------- 公告栏 ---------------- */
.ticker {
  position: relative; z-index: 1; display: flex; align-items: center; gap: 12px;
  margin-top: 26px; padding: 13px 20px; border-radius: 18px;
  background: color-mix(in srgb, var(--gold-3) 10%, transparent);
  border: 1px solid color-mix(in srgb, var(--gold-3) 30%, transparent);
  -webkit-backdrop-filter: blur(18px); backdrop-filter: blur(18px);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.12);
  transition: transform .35s var(--ease);
}
.ticker:hover { transform: translateY(-3px); }
.ticker-icon { font-size: 17px; animation: swing 2.6s ease-in-out infinite; transform-origin: top center; }
@keyframes swing { 0%,100% { transform: rotate(0); } 20% { transform: rotate(12deg); } 40% { transform: rotate(-9deg); } 60% { transform: rotate(6deg); } 80% { transform: rotate(0); } }
.ticker-body { overflow: hidden; flex: 1; }
.ticker-body span { display: inline-block; white-space: nowrap; font-size: 14px; color: var(--gold-2); padding-left: 100%; animation: marquee 20s linear infinite; }
@keyframes marquee { 0% { transform: translateX(0); } 100% { transform: translateX(-200%); } }
@media (max-width: 640px) { .ticker-body span { white-space: normal; padding-left: 0; animation: none; color: var(--ink); } }

/* ---------------- 板块 ---------------- */
#app { position: relative; z-index: 1; }
.section { margin: clamp(70px, 10vw, 110px) 0 0; scroll-margin-top: 110px; }
.sec-head { text-align: center; margin-bottom: 38px; }
.sec-icon {
  display: inline-flex; align-items: center; justify-content: center;
  width: 66px; height: 66px; font-size: 30px; border-radius: 22px;
  background: linear-gradient(135deg, var(--glass-1), var(--glass-2));
  border: 1px solid var(--line);
  box-shadow: 0 8px 28px var(--shadow), inset 0 1px 0 rgba(255,255,255,.22);
  -webkit-backdrop-filter: blur(16px); backdrop-filter: blur(16px);
  margin-bottom: 18px; transition: transform .5s var(--ease);
}
.sec-head:hover .sec-icon { transform: translateY(-6px) rotate(-8deg) scale(1.06); }
.sec-head h2 { font-size: clamp(1.55rem, 4.4vw, 2.15rem); font-weight: 800; letter-spacing: 1px; }
.sec-sub { margin-top: 10px; color: var(--faint); font-size: 14.5px; letter-spacing: 2px; }
.sec-tip {
  margin-top: 18px; padding: 13px 20px; border-radius: 16px; text-align: center; font-size: 13.5px;
  color: var(--gold-2); background: color-mix(in srgb, var(--gold-3) 9%, transparent);
  border: 1px dashed color-mix(in srgb, var(--gold-3) 35%, transparent);
}

/* 价目行 */
.price-list { display: flex; flex-direction: column; gap: 12px; max-width: 780px; margin: 0 auto; }
.price-row {
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  padding: 16px 22px; border-radius: 20px;
  background: linear-gradient(135deg, var(--glass-1), var(--glass-2));
  border: 1px solid var(--line);
  -webkit-backdrop-filter: blur(14px); backdrop-filter: blur(14px);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.12);
  transition: transform .38s var(--ease), box-shadow .38s var(--ease), border-color .38s;
}
.price-row:hover {
  transform: translateX(8px);
  border-color: color-mix(in srgb, var(--accent) 45%, transparent);
  box-shadow: 0 12px 32px color-mix(in srgb, var(--accent) 22%, transparent), inset 0 1px 0 rgba(255,255,255,.16);
}
.price-row:hover .pr-price .num { transform: scale(1.08); }
.pr-name { font-size: 15.5px; font-weight: 600; }
.pr-desc { margin-top: 4px; font-size: 12.5px; color: var(--faint); }
.pr-price { text-align: right; white-space: nowrap; }
.pr-price .num { display: inline-block; font-size: 17px; font-weight: 800; transition: transform .38s var(--ease); }
.pr-price .unit { display: block; margin-top: 2px; font-size: 11.5px; color: var(--faint); }
/* 划线原价（促销对比） */
.pr-original { text-decoration: line-through; color: var(--faint); font-size: 13px; margin-left: 6px; font-weight: 600; }
/* 自由文本板块：继承 text-wrap 的换行与玻璃卡样式 */
.custom-wrap { white-space: pre-line; }

/* 卡片 */
.card-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 16px; max-width: 980px; margin: 0 auto; }
.f-card {
  padding: 26px 22px; border-radius: 22px;
  background: linear-gradient(135deg, var(--glass-1), var(--glass-2));
  border: 1px solid var(--line);
  -webkit-backdrop-filter: blur(16px); backdrop-filter: blur(16px);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.14);
  transition: box-shadow .45s var(--ease), border-color .45s var(--ease), transform .35s var(--ease);
  will-change: transform;
}
.f-card:hover {
  border-color: color-mix(in srgb, var(--accent) 50%, transparent);
  box-shadow: 0 20px 46px color-mix(in srgb, var(--accent) 24%, transparent), inset 0 1px 0 rgba(255,255,255,.2);
}
.f-card .ic { display: inline-block; font-size: 30px; margin-bottom: 14px; transition: transform .5s var(--ease); }
.f-card:hover .ic { transform: translateY(-4px) scale(1.14) rotate(-6deg); }
.f-card h3 { font-size: 16.5px; font-weight: 700; margin-bottom: 8px; }
.f-card p { font-size: 13.5px; color: var(--muted); line-height: 1.8; }

/* 评价 */
.review-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 16px; max-width: 980px; margin: 0 auto; }
.r-card {
  padding: 24px; border-radius: 22px; position: relative;
  background: linear-gradient(160deg, var(--glass-1), var(--glass-2));
  border: 1px solid var(--line);
  -webkit-backdrop-filter: blur(16px); backdrop-filter: blur(16px);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.14);
  transition: box-shadow .45s var(--ease), border-color .45s var(--ease), transform .35s var(--ease);
  will-change: transform;
}
.r-card:hover { border-color: color-mix(in srgb, var(--accent-2) 45%, transparent); box-shadow: 0 20px 46px color-mix(in srgb, var(--accent) 20%, transparent); }
.r-card .quote { position: absolute; top: 8px; right: 18px; font-size: 46px; opacity: .12; font-family: Georgia, serif; transition: transform .5s var(--ease); }
.r-card:hover .quote { transform: translateY(-6px) scale(1.1); }
.r-stars { color: var(--gold-2); font-size: 13px; letter-spacing: 3px; margin-bottom: 12px; }
.r-stars span { display: inline-block; animation: starPop .5s var(--ease) both; }
@keyframes starPop { from { transform: scale(0) rotate(-30deg); opacity: 0; } to { transform: none; opacity: 1; } }
.r-text { font-size: 14px; line-height: 1.9; color: var(--muted); }
.r-who { margin-top: 16px; display: flex; align-items: center; gap: 10px; }
.r-avatar {
  width: 36px; height: 36px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 17px;
  background: color-mix(in srgb, var(--accent) 30%, transparent); border: 1px solid var(--line);
  transition: transform .4s var(--ease);
}
.r-card:hover .r-avatar { transform: rotate(8deg) scale(1.08); }
.r-who b { font-size: 13px; font-weight: 600; color: var(--muted); }

/* ---- 图形字段：表情 或 图片（v1.9.0）----
 * 后台的图标/头像字段现在既能填表情，也能传图片。
 * `*_gfx` 是图片态的类，负责把图片裁进原来的形状里。
 */
.f-card .ic img.ic-gfx {
  width: 52px; height: 52px; border-radius: 14px; object-fit: cover; display: block;
  border: 1px solid var(--line);
}
.r-avatar img.r-avatar-gfx { width: 100%; height: 100%; border-radius: 50%; object-fit: cover; display: block; }
.n-item .ni img.ni-gfx { width: 32px; height: 32px; border-radius: 10px; object-fit: cover; display: block; }
/* 后端返回的表情态包一层 span，避免影响原有 flex/行内布局 */
.f-card .ic > span.ic-gfx, .r-avatar > span.r-avatar-gfx, .n-item .ni > span.ni-gfx { display: inline; }

/* 须知 */
.notice-list { display: flex; flex-direction: column; gap: 12px; max-width: 680px; margin: 0 auto; }
.n-item {
  display: flex; align-items: center; gap: 14px; padding: 15px 22px; border-radius: 18px; font-size: 14.5px;
  background: linear-gradient(135deg, var(--glass-1), var(--glass-2));
  border: 1px solid var(--line);
  -webkit-backdrop-filter: blur(14px); backdrop-filter: blur(14px);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.12);
  transition: transform .35s var(--ease), border-color .35s;
}
.n-item:hover { transform: translateX(6px); border-color: color-mix(in srgb, var(--accent) 40%, transparent); }
.n-item .ni { font-size: 19px; flex-shrink: 0; transition: transform .4s var(--ease); }
.n-item:hover .ni { transform: scale(1.2) rotate(-8deg); }

/* FAQ */
.faq-list { display: flex; flex-direction: column; gap: 12px; max-width: 780px; margin: 0 auto; }
.faq-item {
  border-radius: 18px; border: 1px solid var(--line);
  background: linear-gradient(135deg, var(--glass-1), var(--glass-2));
  -webkit-backdrop-filter: blur(14px); backdrop-filter: blur(14px);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.12); overflow: hidden;
  transition: border-color .35s, transform .35s var(--ease);
}
.faq-item:hover { border-color: color-mix(in srgb, var(--accent) 40%, transparent); }
.faq-item[open] { border-color: color-mix(in srgb, var(--accent) 50%, transparent); }
.faq-item summary {
  list-style: none; cursor: pointer; padding: 17px 22px;
  display: flex; align-items: center; justify-content: space-between; gap: 14px; font-size: 15px; font-weight: 600;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary .q-mark { color: var(--accent); margin-right: 10px; font-weight: 800; }
.faq-item summary .arrow { transition: transform .35s var(--ease); color: var(--faint); font-size: 13px; flex-shrink: 0; }
.faq-item[open] summary .arrow { transform: rotate(180deg); }
.faq-a { padding: 0 22px 18px 46px; font-size: 13.8px; line-height: 1.9; color: var(--muted); animation: faqIn .4s var(--ease); }
@keyframes faqIn { from { opacity: 0; transform: translateY(-6px); } to { opacity: 1; transform: none; } }

/* 图文 */
.text-wrap {
  max-width: 780px; margin: 0 auto; padding: 34px clamp(22px, 5vw, 44px); border-radius: 24px;
  background: linear-gradient(135deg, var(--glass-1), var(--glass-2));
  border: 1px solid var(--line);
  -webkit-backdrop-filter: blur(18px); backdrop-filter: blur(18px);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.14), 0 10px 40px var(--shadow);
  font-size: 14.8px; line-height: 2.05; color: var(--muted); white-space: pre-line;
}

/* 图集 */
.gallery-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 14px; max-width: 980px; margin: 0 auto; }
.g-item { border-radius: 20px; overflow: hidden; border: 1px solid var(--line); position: relative; background: var(--glass-3); transition: transform .45s var(--ease), box-shadow .45s; }
.g-item:hover { transform: translateY(-6px); box-shadow: 0 18px 40px var(--shadow); }
.g-item img { width: 100%; height: 190px; object-fit: cover; transition: transform .6s var(--ease); }
.g-item:hover img { transform: scale(1.07); }
.g-item figcaption { position: absolute; left: 0; right: 0; bottom: 0; padding: 26px 14px 12px; font-size: 12.5px; color: #fff; background: linear-gradient(transparent, rgba(3,3,12,.85)); }

/* ---------------- CTA / 页脚 ---------------- */
.cta-card { position: relative; z-index: 1; margin-top: clamp(70px, 10vw, 110px); padding: clamp(36px, 6vw, 60px) 24px; text-align: center; }
.cta-card h2 { font-size: clamp(1.5rem, 4.5vw, 2.1rem); font-weight: 800; }
.cta-card p { margin-top: 12px; color: var(--muted); font-size: 14.5px; }
.cta-wx {
  display: inline-flex; align-items: center; gap: 10px; margin: 24px auto 0; padding: 12px 22px; border-radius: 999px; font-size: 15px;
  background: color-mix(in srgb, var(--gold-3) 12%, transparent);
  border: 1px dashed color-mix(in srgb, var(--gold-3) 40%, transparent); color: var(--gold-2);
  transition: transform .35s var(--ease);
}
.cta-wx:hover { transform: scale(1.04); }
.cta-btns { margin-top: 26px; display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }
.cta-qr { margin: 22px auto 0; width: 150px; border-radius: 16px; border: 1px solid var(--line); }

.footer {
  position: relative; z-index: 1; margin-top: clamp(80px, 12vw, 130px); padding: 50px 0 30px;
  border-top: 1px solid var(--line); background: var(--glass-3);
  -webkit-backdrop-filter: blur(14px); backdrop-filter: blur(14px);
}
.footer-inner { display: flex; justify-content: space-between; gap: 30px; flex-wrap: wrap; }
.f-brand .brand-logo { font-size: 30px; }
.f-brand h3 { margin-top: 10px; font-size: 18px; }
.f-brand p { margin-top: 8px; font-size: 13px; color: var(--faint); line-height: 1.9; white-space: pre-line; }
.f-col h4 { font-size: 14px; margin-bottom: 14px; color: var(--ink); letter-spacing: 1px; }
.f-col a, .f-col span { display: block; font-size: 13.5px; color: var(--faint); padding: 5px 0; transition: color .25s, transform .25s; }
.f-col a:hover { color: var(--ink); transform: translateX(4px); }
.footer-base { display: flex; justify-content: space-between; align-items: center; gap: 12px; margin-top: 36px; padding-top: 20px;
  border-top: 1px solid var(--line); font-size: 12.5px; color: var(--faint); flex-wrap: wrap; }
.admin-link { opacity: .45; transition: opacity .2s; }
.admin-link:hover { opacity: 1; }

/* 静态预览模式（GitHub Pages 等纯静态托管）：没有后端，隐藏后台入口 */
html.static-mode .admin-link { display: none; }

/* ---------------- FAB ---------------- */
.fab {
  position: fixed; right: 20px; bottom: 26px; z-index: 90;
  width: 60px; height: 60px; border-radius: 50%; border: 1px solid var(--line);
  font-size: 23px; display: none; align-items: center; justify-content: center; flex-direction: column;
  background: linear-gradient(135deg, color-mix(in srgb, var(--accent) 70%, transparent), color-mix(in srgb, var(--accent-2) 50%, transparent));
  box-shadow: 0 10px 30px color-mix(in srgb, var(--accent) 50%, transparent), inset 0 1px 0 rgba(255,255,255,.3);
  animation: fabPulse 2.8s ease-in-out infinite;
}
.fab i { font-style: normal; font-size: 10px; color: #fff; margin-top: 1px; letter-spacing: 1px; }
@keyframes fabPulse {
  0%, 100% { box-shadow: 0 10px 30px color-mix(in srgb, var(--accent) 50%, transparent), 0 0 0 0 color-mix(in srgb, var(--accent) 45%, transparent); }
  50% { box-shadow: 0 10px 30px color-mix(in srgb, var(--accent) 50%, transparent), 0 0 0 14px transparent; }
}

/* ---------------- 弹窗 ---------------- */
.modal { position: fixed; inset: 0; z-index: 200; display: flex; align-items: center; justify-content: center; padding: 20px; }
.modal[hidden] { display: none; }
.modal-mask { position: absolute; inset: 0; background: rgba(2, 3, 10, 0.55); -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px); animation: fadeIn .3s ease; }
.modal-card { position: relative; width: min(480px, 94vw); max-height: 86vh; overflow-y: auto; padding: 32px 28px; animation: popIn .4s cubic-bezier(.2, 1.15, .3, 1); }
@keyframes popIn { from { transform: translateY(28px) scale(.95); opacity: 0; filter: blur(6px); } to { transform: none; opacity: 1; filter: none; } }
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
.modal-close { position: absolute; top: 14px; right: 16px; width: 34px; height: 34px; border-radius: 50%; border: 1px solid var(--line); background: var(--glass-3); color: var(--ink); font-size: 15px; transition: transform .3s var(--ease), background .2s; }
.modal-close:hover { background: var(--glass-1); transform: rotate(90deg); }
.modal-card h3 { text-align: center; font-size: 20px; font-weight: 800; }
.modal-card .m-sub { text-align: center; margin-top: 8px; font-size: 13px; color: var(--faint); }
.contact-rows { margin-top: 24px; display: flex; flex-direction: column; gap: 12px; }
.c-row {
  display: flex; align-items: center; gap: 12px; padding: 13px 16px; border-radius: 16px;
  background: var(--glass-3); border: 1px solid var(--line);
  transition: transform .35s var(--ease), background .35s;
}
.c-row:hover { transform: translateX(4px); background: var(--glass-1); }
.c-row .ci { font-size: 19px; }
.c-row .ck { font-size: 12.5px; color: var(--faint); }
.c-row .cv { font-size: 14.5px; font-weight: 600; word-break: break-all; }
.c-row .copy-btn { margin-left: auto; flex-shrink: 0; padding: 7px 15px; border-radius: 999px; border: 1px solid color-mix(in srgb, var(--accent) 45%, transparent); background: color-mix(in srgb, var(--accent) 18%, transparent); color: var(--ink); font-size: 12.5px; transition: transform .25s var(--ease), background .25s; }
.c-row .copy-btn:hover { background: color-mix(in srgb, var(--accent) 34%, transparent); transform: scale(1.06); }
.modal-qr { display: block; margin: 22px auto 0; width: 170px; border-radius: 14px; border: 1px solid var(--line); }
.m-note { margin-top: 18px; text-align: center; font-size: 12.5px; color: var(--gold-2); }
.m-time { margin-top: 14px; text-align: center; font-size: 12px; color: var(--faint); }

/* ---------------- Toast ---------------- */
.toast {
  position: fixed; left: 50%; bottom: 90px; z-index: 300; transform: translateX(-50%) translateY(20px);
  padding: 11px 24px; border-radius: 999px; font-size: 13.5px; color: #fff;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  border: 1px solid rgba(255,255,255,.25);
  box-shadow: 0 10px 30px color-mix(in srgb, var(--accent) 45%, transparent);
  opacity: 0; pointer-events: none; transition: opacity .3s ease, transform .35s var(--ease);
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

/* ---------------- 滚动渐显（错落） ---------------- */
.reveal { opacity: 0; transform: translateY(34px); transition: opacity .9s var(--ease), transform .9s var(--ease); transition-delay: calc(var(--i, 0) * 70ms); }
.reveal.in { opacity: 1; transform: none; }

/* ---------------- 响应式 ---------------- */
@media (max-width: 860px) { .nav-links { display: none; } .menu-btn { display: flex; } }
@media (max-width: 640px) {
  .navbar { top: 10px; }
  .hero { padding-top: 108px; }
  .nav-cta { display: none; }
  .fab { display: flex; }
  .to-top { bottom: 96px; right: 18px; }
  .price-row { flex-direction: column; align-items: flex-start; gap: 8px; padding: 15px 18px; }
  .pr-price { text-align: left; display: flex; align-items: baseline; gap: 7px; }
  .pr-price .unit { display: inline; margin-top: 0; }
  .hero-stats { gap: 20px 26px; }
  .footer-inner { flex-direction: column; }
}
@media (pointer: coarse) {
  .f-card:hover, .r-card:hover, .price-row:hover { transform: none; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .2s !important; }
  html { scroll-behavior: auto; }
}

/* ============================================================
   参考案例切换器 & 演示声明（v1.8.0 · ADR-005）
   仅在 static-mode（纯静态托管）下出现；全部引用主题变量。
   ============================================================ */
.case-switcher { position: relative; }
/* 默认隐藏——由 case-switcher.js 在静态模式填充后才显示（去掉 hidden 属性） */
.case-switcher:empty { display: none; }
html:not(.static-mode) .case-switcher { display: none !important; }

.case-btn {
  display: flex; align-items: center; gap: 7px;
  height: 38px; padding: 0 13px;
  background: var(--glass-3); border: 1px solid var(--line);
  -webkit-backdrop-filter: blur(12px); backdrop-filter: blur(12px);
  border-radius: 999px; color: var(--ink);
  font-size: 13.5px; font-weight: 600; cursor: pointer;
  transition: background .25s, transform .2s;
}
.case-btn:hover { background: var(--glass-1); }
.case-emoji { font-size: 15px; }
.case-caret { font-size: 10px; opacity: .7; }
@media (max-width: 860px) { .case-label { display: none; } }

.case-menu {
  position: absolute; top: calc(100% + 10px); right: 0;
  width: 290px; padding: 8px;
  background: var(--glass-1); border: 1px solid var(--line);
  -webkit-backdrop-filter: blur(20px) saturate(150%); backdrop-filter: blur(20px) saturate(150%);
  border-radius: 16px; box-shadow: 0 18px 50px var(--shadow);
  z-index: 60;
}
.case-menu-head {
  font-size: 11.5px; color: var(--faint); padding: 6px 10px 8px;
  letter-spacing: .04em;
}
.case-item {
  display: flex; align-items: center; gap: 10px; width: 100%;
  padding: 9px 10px; border: 0; border-radius: 11px;
  background: transparent; color: var(--ink); text-align: left;
  cursor: pointer; transition: background .2s; font: inherit;
}
.case-item:hover { background: var(--glass-3); }
.case-item.active { background: var(--glass-3); outline: 1px solid var(--accent); }
.ci-emoji { font-size: 18px; flex: none; }
.ci-body { display: flex; flex-direction: column; min-width: 0; }
.ci-body b { font-size: 13.5px; font-weight: 600; }
.ci-body small { font-size: 11.5px; color: var(--faint); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.ci-tag {
  margin-left: auto; flex: none; font-size: 10px; padding: 2px 7px;
  border-radius: 999px; background: var(--glass-3); color: var(--muted);
  border: 1px solid var(--line);
}
.case-menu-foot {
  margin-top: 6px; padding: 8px 10px 4px; border-top: 1px solid var(--line);
  font-size: 11px; color: var(--faint);
}
.case-menu-foot a { color: var(--accent); text-decoration: none; }
.case-menu-foot a:hover { text-decoration: underline; }

/* ---------------- 顶部演示声明条 ---------------- */
.demo-notice {
  position: relative; z-index: 50;
  padding: 9px 18px; text-align: center;
  font-size: 12.5px; color: var(--ink);
  background: var(--glass-3);
  border-bottom: 1px solid var(--line);
  -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px);
}
.demo-notice b { color: var(--accent); }
.demo-notice a { color: var(--accent); text-decoration: none; margin-left: 6px; }
.demo-notice a:hover { text-decoration: underline; }

/* ---------------- 图片加载失败占位（P5） ---------------- */
.img-fallback {
  display: flex; align-items: center; justify-content: center;
  width: 100%; aspect-ratio: 4 / 3;
  background: var(--glass-3); border: 1px dashed var(--line);
  border-radius: 14px; font-size: 34px; color: var(--faint);
}