/* U main site (static, no build) */
:root{
  --bg1:#f7e6ea;
  --bg2:#efe6fb;
  --bg3:#e9f2ff;
  --ink:#1c1c1f;
  --muted:#6b6b75;
  --glass: rgba(255,255,255,.52);
  --glass2: rgba(255,255,255,.36);
  --stroke: rgba(255,255,255,.55);
  --shadow: 0 10px 30px rgba(17, 17, 26, .12);
  --radius: 22px;
  --radius2: 16px;
  --pad: 18px;
  --max: 1080px;
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  color:var(--ink);
  font-family: ui-sans-serif, system-ui, -apple-system, "PingFang SC", "Hiragino Sans", "Microsoft YaHei", sans-serif;
  overflow-x:hidden;
}

.bg{
  position:fixed; inset:-10%;
  background:
    radial-gradient(900px 600px at 15% 20%, rgba(255,196,215,.65), transparent 60%),
    radial-gradient(900px 600px at 85% 25%, rgba(210,195,255,.55), transparent 60%),
    radial-gradient(900px 600px at 70% 85%, rgba(188,225,255,.55), transparent 60%),
    linear-gradient(135deg, var(--bg1), var(--bg2), var(--bg3));
  filter:saturate(1.05);
  z-index:-2;
}

.wrap{max-width:var(--max); margin:0 auto; padding:110px 16px 40px}
.topbar{
  position:fixed; top:12px; left:12px; right:12px;
  max-width:calc(var(--max) + 24px);
  margin:0 auto;
  display:flex; align-items:center; gap:14px;
  padding:12px 14px;
  border-radius:999px;
  background:var(--glass);
  border:1px solid var(--stroke);
  box-shadow: var(--shadow);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  z-index:20;
}

.brand{display:flex; align-items:center; gap:10px; min-width:210px}
.brand-icon{width:40px; height:40px; border-radius:14px; background:rgba(255,255,255,.35); padding:6px}
.brand-title{font-weight:800; letter-spacing:.4px}
.brand-sub{font-size:12px; color:var(--muted); margin-top:1px}

.nav{display:flex; gap:12px; flex:1; justify-content:center}
.nav a{
  text-decoration:none; color:var(--muted);
  padding:8px 10px; border-radius:999px;
}
.nav a:hover{background:rgba(255,255,255,.45); color:var(--ink)}

.actions{display:flex; gap:10px}

.btn{
  display:inline-flex; align-items:center; justify-content:center;
  height:40px; padding:0 14px;
  border-radius:999px;
  border:1px solid rgba(255,255,255,.65);
  background:rgba(255,255,255,.45);
  color:var(--ink);
  text-decoration:none;
  box-shadow: 0 8px 20px rgba(17,17,26,.08);
}
.btn:hover{transform: translateY(-1px)}
.btn:active{transform: translateY(0px)}
.btn.primary{
  background: linear-gradient(135deg, rgba(168,119,255,.85), rgba(255,142,196,.75));
  color:white;
  border:1px solid rgba(255,255,255,.55);
}
.btn.ghost{
  background: rgba(255,255,255,.25);
}

.hero{display:grid; grid-template-columns: 1.15fr .85fr; gap:18px; align-items:stretch}
.hero-left, .hero-right{min-width:0}
.pill{
  display:inline-flex; align-items:center; gap:8px;
  padding:8px 12px; border-radius:999px;
  background:rgba(255,255,255,.45);
  border:1px solid rgba(255,255,255,.6);
  color:var(--muted);
}
.pill .dot{width:10px; height:10px; border-radius:50%; background:#24c38a; box-shadow:0 0 0 4px rgba(36,195,138,.18)}
.pill .sep{opacity:.5}

h1{margin:14px 0 6px; font-size:56px; letter-spacing:1px}
.tagline{margin:0 0 14px; font-size:18px; color:var(--muted)}

.meta{display:grid; grid-template-columns: 1fr; gap:10px; margin:12px 0 14px}
.meta-item{
  background:rgba(255,255,255,.42);
  border:1px solid rgba(255,255,255,.6);
  border-radius: var(--radius2);
  padding: 12px 14px;
}
.meta-item .k{font-size:12px; color:var(--muted)}
.meta-item .v{font-size:15px; font-weight:650; margin-top:4px; word-break:break-word}

.cta{display:flex; gap:10px; flex-wrap:wrap; margin:12px 0}
.small{font-size:12px; color:var(--muted); line-height:1.5}

.card, .panel{
  background:rgba(255,255,255,.38);
  border:1px solid rgba(255,255,255,.6);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}
.card{padding:14px}
.card-title{font-weight:750; margin-bottom:10px}
.logos{display:grid; grid-template-columns: 1fr; gap:12px}
.logos figure{margin:0; display:flex; align-items:center; gap:12px}
.logos img{width:78px; height:78px; border-radius:18px; background:rgba(255,255,255,.35); padding:6px; object-fit:contain}
.logos figcaption{color:var(--muted); font-size:13px}
.note{margin-top:10px; font-size:12px; color:var(--muted); line-height:1.5}

.section{margin-top:22px}
.section h2{margin:0 0 10px; font-size:22px}
.panel{padding:16px}
.grid2{display:grid; grid-template-columns:1fr 1fr; gap:12px}
.panel h3{margin:0 0 8px}
.panel p{margin:0 0 10px; color:var(--muted); line-height:1.6}
.panel ul, .panel ol{margin:0; padding-left:18px; color:var(--muted); line-height:1.7}
.panel code{background:rgba(255,255,255,.55); padding:2px 6px; border-radius:8px; border:1px solid rgba(255,255,255,.6)}

.timeline{display:grid; gap:10px}
.titem{
  display:flex; gap:12px; align-items:flex-start;
  padding:12px 12px;
  border-radius: 16px;
  background:rgba(255,255,255,.35);
  border:1px solid rgba(255,255,255,.6);
}
.titem.muted{opacity:.65}
.tver{font-weight:800; min-width:72px}
.tmeta{color:var(--muted)}

.footer{
  margin-top:26px;
  display:flex; align-items:center; justify-content:space-between;
  padding:14px 16px;
  border-radius: var(--radius);
  background:rgba(255,255,255,.30);
  border:1px solid rgba(255,255,255,.55);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}
.footer-left{display:flex; align-items:center; gap:10px}
.footer-left img{width:34px; height:34px; border-radius:12px; background:rgba(255,255,255,.35); padding:6px}
.f-title{font-weight:800}
.f-sub{font-size:12px; color:var(--muted)}
.footer-right{font-size:12px; color:var(--muted)}

.loader{
  position:fixed; inset:0;
  display:none;
  align-items:center; justify-content:center;
  background: rgba(255,255,255,.25);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  z-index:50;
}
.loader.show{display:flex}
.spinner{
  width:160px; padding:18px 16px;
  border-radius: 20px;
  background: rgba(255,255,255,.55);
  border:1px solid rgba(255,255,255,.65);
  box-shadow: var(--shadow);
  text-align:center;
}
.spinner img{
  width:52px; height:52px; border-radius:18px;
  padding:8px; background:rgba(255,255,255,.45);
  animation: spin 1.2s linear infinite;
}
.loading-text{margin-top:10px; color:var(--muted); font-size:13px}
@keyframes spin{to{transform:rotate(-360deg)}}

@media (max-width: 920px){
  .hero{grid-template-columns:1fr; }
  .brand{min-width:auto}
  h1{font-size:46px}
  .nav{display:none}
  .grid2{grid-template-columns:1fr}
}