/* ============================================================
   福兮 AI 门户 · 共享样式
   供 index.html / miniapp / contact / support / scratch 共用
   ============================================================ */
:root{
  --glass:rgba(255,255,255,.055);
  --glass-strong:rgba(255,255,255,.09);
  --line:rgba(255,255,255,.12);
  --line-strong:rgba(255,255,255,.24);
  --text:#e8edf7;
  --muted:#9aa3b5;
  --gold:#e8c86a;
  --gold2:#ffd76a;
  --cyan:#4aa8ff;
  --green:#57ffbe;
  --violet:#a78bfa;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
html,body{min-height:100vh}
body{
  color:var(--text);
  font-family:-apple-system,'PingFang SC','Microsoft YaHei',sans-serif;
  background:
    radial-gradient(1200px 620px at 82% -12%,rgba(74,168,255,.22),transparent 62%),
    radial-gradient(900px 560px at 8% 108%,rgba(232,200,106,.14),transparent 60%),
    radial-gradient(760px 480px at 55% 55%,rgba(139,92,246,.12),transparent 62%),
    linear-gradient(180deg,#070b16,#0a0e1a 60%,#05070f);
  background-attachment:fixed;
}
.stars{position:fixed;inset:0;pointer-events:none;z-index:0;
  background-image:radial-gradient(1px 1px at 10% 20%,#fff,transparent),radial-gradient(1px 1px at 80% 12%,#9ff5ff,transparent),
  radial-gradient(1.5px 1.5px at 65% 45%,#b28cff,transparent),radial-gradient(1px 1px at 40% 75%,#fff,transparent),
  radial-gradient(1.2px 1.2px at 90% 60%,#cfe4ff,transparent),radial-gradient(1px 1px at 22% 55%,#fff,transparent),
  radial-gradient(1.4px 1.4px at 50% 30%,#9ff5ff,transparent);
  background-repeat:repeat;background-size:420px 320px;opacity:.45}

/* ===== 顶部导航 ===== */
.nav{
  position:sticky;top:0;z-index:40;
  background:rgba(8,12,22,.72);
  border-bottom:1px solid var(--line);
  -webkit-backdrop-filter:blur(20px) saturate(160%);
  backdrop-filter:blur(20px) saturate(160%);
}
.nav-inner{
  max-width:1080px;margin:0 auto;padding:0 20px;
  display:flex;align-items:center;gap:18px;height:60px;
}
.brand{
  display:inline-flex;align-items:center;gap:9px;text-decoration:none;color:var(--text);
  font-weight:800;letter-spacing:2px;font-size:15px;white-space:nowrap;flex-shrink:0;
}
.brand-mark{
  display:inline-flex;align-items:center;justify-content:center;width:30px;height:30px;border-radius:9px;font-size:16px;
  background:linear-gradient(135deg,rgba(74,168,255,.28),rgba(255,255,255,.05));
  border:1px solid var(--line-strong);box-shadow:0 0 16px rgba(74,168,255,.3);
}
.brand:hover .brand-mark{box-shadow:0 0 22px rgba(74,168,255,.5)}
.nav-links{
  display:flex;align-items:center;gap:4px;margin-left:auto;
  overflow-x:auto;scrollbar-width:none;
}
.nav-links::-webkit-scrollbar{display:none}
.nav-links a{
  display:inline-block;text-decoration:none;color:var(--muted);
  font-size:13px;letter-spacing:.5px;white-space:nowrap;
  padding:8px 13px;border-radius:9px;transition:.2s;
  border:1px solid transparent;
}
.nav-links a:hover{color:var(--text);background:rgba(255,255,255,.06)}
.nav-links a.active{
  color:var(--gold2);background:rgba(232,200,106,.1);
  border-color:rgba(232,200,106,.32);
}

.wrap{position:relative;z-index:1;max-width:1080px;margin:0 auto;padding:40px 24px 60px}

/* ===== 顶部 hero ===== */
header.hero{
  position:relative;text-align:center;margin-bottom:30px;
  padding:36px 30px 32px;
  background:var(--glass);border:1px solid var(--line);border-radius:20px;
  -webkit-backdrop-filter:blur(20px) saturate(150%);backdrop-filter:blur(20px) saturate(150%);
  box-shadow:0 18px 50px rgba(0,0,0,.45),inset 0 1px 0 rgba(255,255,255,.14);
  animation:rise .6s ease both;
}
.logo{
  display:inline-flex;align-items:center;justify-content:center;width:64px;height:64px;border-radius:18px;font-size:32px;
  background:linear-gradient(135deg,rgba(74,168,255,.22),rgba(255,255,255,.04));
  border:1px solid var(--line-strong);
  box-shadow:0 0 34px rgba(74,168,255,.3),inset 0 1px 0 rgba(255,255,255,.18);
  margin-bottom:15px;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);
}
h1{font-size:29px;letter-spacing:5px;font-weight:800;margin-bottom:9px}
h1 em{font-style:normal;color:var(--gold2);text-shadow:0 0 22px rgba(255,215,106,.35)}
.tagline{color:var(--muted);font-size:13.5px;letter-spacing:3px;margin-bottom:6px}
.desc{color:var(--muted);font-size:12.5px;max-width:600px;margin:0 auto;line-height:1.85}

/* 子页标题 */
.pagetitle{text-align:center;margin-bottom:28px;animation:rise .5s ease both}
.pagetitle .pico{font-size:44px;display:block;margin-bottom:12px;filter:drop-shadow(0 0 16px rgba(74,168,255,.4))}
.pagetitle h1{font-size:25px;letter-spacing:4px}
.pagetitle p{color:var(--muted);font-size:12.5px;margin-top:9px;line-height:1.85;max-width:560px;margin-left:auto;margin-right:auto}

/* ===== 广告位 ===== */
.ad{display:block;text-decoration:none;border-radius:12px;overflow:hidden;transition:.25s;
  border:1px solid rgba(255,255,255,.08);background:rgba(255,255,255,.02)}
.ad:hover{border-color:rgba(74,168,255,.35);transform:translateY(-2px);box-shadow:0 8px 26px rgba(0,0,0,.4)}
.ad img{display:block;width:100%;height:auto}
.ad-top{margin-bottom:24px}
.ad-mid{margin:32px 0}
.ad-foot{margin-top:36px}

/* ===== 板块标题 ===== */
.sect{margin-top:38px}
.sect-head{display:flex;align-items:baseline;gap:12px;margin-bottom:18px;padding-left:2px}
.sect-head h3{font-size:17px;letter-spacing:2px;font-weight:700}
.sect-head .sub{font-size:11.5px;color:var(--muted);letter-spacing:1px}
.sect-head .bar{flex:1;height:1px;background:linear-gradient(90deg,rgba(255,255,255,.14),transparent)}

/* ===== 卡片 ===== */
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:22px}
.card{
  position:relative;display:flex;flex-direction:column;text-decoration:none;color:var(--text);
  background:var(--glass);border:1px solid var(--line);border-radius:18px;padding:26px 24px 22px;overflow:hidden;
  -webkit-backdrop-filter:blur(18px) saturate(150%);backdrop-filter:blur(18px) saturate(150%);
  box-shadow:0 12px 36px rgba(0,0,0,.38),inset 0 1px 0 rgba(255,255,255,.12);
  transition:transform .25s,box-shadow .25s,border-color .25s,background .25s;
  animation:rise .6s ease both;
}
.card::before{content:'';position:absolute;top:0;left:12%;right:12%;height:1px;
  background:linear-gradient(90deg,transparent,rgba(255,255,255,.5),transparent)}
.card::after{content:'';position:absolute;top:-60px;right:-60px;width:150px;height:150px;border-radius:50%;
  background:radial-gradient(circle,rgba(74,168,255,.16),transparent 70%);pointer-events:none}
.card:hover{transform:translateY(-5px);border-color:rgba(74,168,255,.5);background:var(--glass-strong);
  box-shadow:0 16px 48px rgba(0,0,0,.5),0 0 30px rgba(74,168,255,.18),inset 0 1px 0 rgba(255,255,255,.16)}
.card .ico{font-size:36px;margin-bottom:12px;display:block;filter:drop-shadow(0 0 12px rgba(74,168,255,.35))}
.card h2{font-size:18.5px;letter-spacing:1.5px;margin-bottom:8px}
.card .tag{display:inline-block;font-size:11px;padding:3px 12px;border-radius:20px;margin-bottom:10px;letter-spacing:1px;
  -webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px)}
.tag.on{background:rgba(87,255,190,.1);color:var(--green);border:1px solid rgba(87,255,190,.35)}
.tag.dev{background:linear-gradient(135deg,rgba(139,92,246,.16),rgba(232,200,106,.12));color:var(--gold2);border:1px solid rgba(232,200,106,.4)}
.tag.wx{background:rgba(7,193,96,.12);color:#4ade80;border:1px solid rgba(7,193,96,.4)}
.card p{color:var(--muted);font-size:12.5px;line-height:1.9;margin-bottom:14px;flex:1}
.card .foot{display:flex;align-items:center;justify-content:flex-end;gap:10px;padding-top:14px;
  border-top:1px solid rgba(255,255,255,.08)}
.card .go{font-size:13px;color:var(--cyan);letter-spacing:1px;white-space:nowrap;font-weight:600}
.card:hover .go{color:var(--gold2)}
.card .go::after{content:' →';transition:.2s}
.card:hover .go::after{letter-spacing:0}

/* 品牌强调色 */
.card.gold::after{background:radial-gradient(circle,rgba(232,200,106,.13),transparent 70%)}
.card.gold:hover{border-color:rgba(232,200,106,.45);box-shadow:0 16px 48px rgba(0,0,0,.5),0 0 30px rgba(232,200,106,.14),inset 0 1px 0 rgba(255,255,255,.16)}
.card.green::after{background:radial-gradient(circle,rgba(87,255,190,.11),transparent 70%)}
.card.green:hover{border-color:rgba(87,255,190,.4);box-shadow:0 16px 48px rgba(0,0,0,.5),0 0 30px rgba(87,255,190,.12),inset 0 1px 0 rgba(255,255,255,.16)}
.card.violet::after{background:radial-gradient(circle,rgba(167,139,250,.14),transparent 70%)}
.card.violet:hover{border-color:rgba(167,139,250,.45);box-shadow:0 16px 48px rgba(0,0,0,.5),0 0 30px rgba(167,139,250,.15),inset 0 1px 0 rgba(255,255,255,.16)}
.card.wx::after{background:radial-gradient(circle,rgba(7,193,96,.13),transparent 70%)}
.card.wx:hover{border-color:rgba(7,193,96,.45);box-shadow:0 16px 48px rgba(0,0,0,.5),0 0 30px rgba(7,193,96,.13),inset 0 1px 0 rgba(255,255,255,.16)}

/* ===== 面板(联系/支持/小程序) ===== */
.panel{
  display:grid;grid-template-columns:1.25fr .75fr;gap:26px;align-items:center;
  background:var(--glass);border:1px solid var(--line);border-radius:18px;padding:30px 28px;
  -webkit-backdrop-filter:blur(18px) saturate(150%);backdrop-filter:blur(18px) saturate(150%);
  box-shadow:0 12px 36px rgba(0,0,0,.38),inset 0 1px 0 rgba(255,255,255,.12);
  position:relative;overflow:hidden;animation:rise .55s ease both;
}
.panel::before{content:'';position:absolute;top:0;left:12%;right:12%;height:1px;
  background:linear-gradient(90deg,transparent,rgba(255,255,255,.5),transparent)}
.panel h2{font-size:19px;letter-spacing:2px;margin-bottom:10px}
.panel p{color:var(--muted);font-size:12.5px;line-height:1.95;margin-bottom:14px}
.panel b{color:var(--text);font-weight:600}
.wxline{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-top:6px}
.wxid{
  display:inline-flex;align-items:center;gap:8px;
  font-family:ui-monospace,Menlo,Consolas,monospace;font-size:16px;font-weight:700;color:var(--gold2);
  background:rgba(232,200,106,.09);border:1px solid rgba(232,200,106,.35);border-radius:10px;padding:9px 16px;
  cursor:pointer;transition:.2s;letter-spacing:.5px;
}
.wxid:hover{background:rgba(232,200,106,.16);border-color:rgba(232,200,106,.6)}
.wxid .copy{font-size:11px;color:var(--muted);font-weight:400;font-family:-apple-system,sans-serif}
.chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.chip{font-size:11.5px;color:var(--muted);background:rgba(255,255,255,.045);border:1px solid rgba(255,255,255,.11);
  border-radius:20px;padding:5px 13px;letter-spacing:.5px}
.qrbox{text-align:center}
.qrbox img{width:100%;max-width:220px;border-radius:14px;border:1px solid rgba(255,255,255,.16);
  box-shadow:0 10px 30px rgba(0,0,0,.45);display:block;margin:0 auto 10px;background:#fff;padding:7px}
.qrbox .cap{font-size:11.5px;color:var(--muted);letter-spacing:1px;line-height:1.7}

/* ===== 页脚 ===== */
footer{text-align:center;color:#4a5264;font-size:11px;margin-top:52px;letter-spacing:1px;line-height:1.9}
footer a{color:#4a5264;text-decoration:none}
footer a:hover{color:var(--muted)}
footer .icp{display:block;margin-top:4px}
footer .navmini{margin-top:8px}
footer .navmini a{margin:0 6px}
.notice{text-align:center;color:var(--muted);font-size:12px;margin-top:30px;line-height:1.9}

/* ===== 访问统计面板 (brand-mark 连点 3 次的隐藏入口) ===== */
.stats-mask{
  position:fixed;inset:0;z-index:80;display:none;
  align-items:center;justify-content:center;padding:20px;
  background:rgba(4,7,14,.72);
  -webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);
}
.stats-mask.show{display:flex}
.stats-card{
  position:relative;width:100%;max-width:420px;
  background:linear-gradient(180deg,rgba(18,24,40,.96),rgba(10,14,26,.96));
  border:1px solid var(--line-strong);border-radius:18px;padding:26px 24px 20px;
  box-shadow:0 24px 70px rgba(0,0,0,.6),inset 0 1px 0 rgba(255,255,255,.14);
  animation:rise .28s ease both;
}
.stats-close{
  position:absolute;top:12px;right:14px;width:30px;height:30px;line-height:1;
  font-size:22px;color:var(--muted);background:transparent;border:0;border-radius:9px;
  cursor:pointer;transition:.2s;
}
.stats-close:hover{color:var(--text);background:rgba(255,255,255,.08)}
.stats-title{font-size:16px;font-weight:700;letter-spacing:2px;margin-bottom:6px}
.stats-title .stats-sub{font-size:11px;color:var(--muted);letter-spacing:1px;margin-left:9px;font-weight:400}
.stats-path{
  font-family:ui-monospace,Menlo,Consolas,monospace;font-size:11.5px;color:var(--muted);
  background:rgba(255,255,255,.04);border:1px solid var(--line);border-radius:8px;
  padding:6px 10px;margin-bottom:18px;word-break:break-all;
}
.stats-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
.stats-item{
  text-align:center;padding:16px 10px 13px;border-radius:12px;
  background:rgba(255,255,255,.045);border:1px solid var(--line);
}
.stats-num{font-size:25px;font-weight:800;color:var(--gold2);letter-spacing:1px;
  text-shadow:0 0 20px rgba(255,215,106,.28);font-variant-numeric:tabular-nums}
.stats-item:nth-child(2) .stats-num{color:var(--cyan);text-shadow:0 0 20px rgba(74,168,255,.3)}
.stats-label{font-size:11.5px;color:var(--muted);letter-spacing:1px;margin-top:5px}
.stats-foot{margin-top:16px;padding-top:13px;border-top:1px solid rgba(255,255,255,.08);
  font-size:11.5px;color:#5f6878;text-align:center;line-height:1.7}
@media (max-width:520px){
  .stats-card{padding:22px 18px 16px}
  .stats-num{font-size:21px}
}

@keyframes rise{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:translateY(0)}}
@media (max-width:720px){
  .panel{grid-template-columns:1fr;gap:22px}
  h1{font-size:23px;letter-spacing:3px}
  .wrap{padding:28px 16px 48px}
  .nav-inner{height:54px;gap:10px}
  .brand-name{display:none}
}
@media (prefers-reduced-motion:reduce){
  .card,header.hero,.panel,.pagetitle,.stats-card{animation:none}
  .card,.ad{transition:none}
  .card:hover,.ad:hover{transform:none}
  html{scroll-behavior:auto}
}