:root{
  --blue:#3d6ce0;
  --yellow:#f4b400;
  --orange:#f2600c;
  --green:#39a860;
  --purple:#8b5cf6;
  --cream:#f4ead9;
  --ink:#161310;
  --ink-soft:#5c574c;
  --line:rgba(22,19,16,0.14);
}

*{margin:0;padding:0;box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  min-height:100vh;
  background:var(--blue);
  background-image:
    linear-gradient(rgba(255,255,255,0.12) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.12) 1px, transparent 1px);
  background-size:34px 34px;
  animation:grid-flow 18s linear infinite;
  color:var(--ink);
  font-family:"Helvetica Neue","PingFang SC","Microsoft YaHei",Arial,sans-serif;
  padding:18px;
}
a{color:inherit;text-decoration:none;}

.shell{
  max-width:1360px;
  min-height:calc(100vh - 36px);
  margin:0 auto;
  background:var(--cream);
  border-radius:28px;
  overflow:hidden;
  display:grid;
  grid-template-rows:auto auto auto auto;
}

.top-row{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  padding:20px 28px 0;
}
.brand{display:flex;flex-direction:column;}
.name{font-size:1.5rem;font-weight:800;}
.tag{
  font-size:0.68rem;
  letter-spacing:2px;
  color:var(--ink-soft);
  text-transform:uppercase;
  margin-top:2px;
}
.top-actions{display:flex;gap:10px;}
.icon-btn{
  width:38px;
  height:38px;
  border-radius:10px;
  background:transparent;
  color:var(--ink);
  border:1px solid transparent;
  display:grid;
  place-items:center;
  font-size:0.95rem;
  font-weight:800;
  transition:transform .2s ease, background .2s ease, border-color .2s ease;
}
.icon-btn:hover{
  transform:translateY(-2px);
  background:rgba(22,19,16,.05);
  border-color:var(--line);
}
.icon-btn img{
  width:24px;
  height:24px;
  display:block;
  object-fit:contain;
}
.icon-btn.is-empty{opacity:.72;}

.ticker{
  margin:16px 28px 0;
  background:var(--blue);
  border-radius:100px;
  height:44px;
  padding:0;
  overflow:hidden;
  white-space:nowrap;
  display:flex;
  align-items:center;
}
.ticker-track{
  display:inline-flex;
  gap:6px;
  align-items:center;
  animation:tick 20s linear infinite;
}
.ticker span{
  color:var(--green);
  font-weight:800;
  font-size:0.84rem;
  line-height:1;
  letter-spacing:.5px;
  display:flex;
  align-items:center;
  gap:8px;
}
.ticker span::after{content:"◆";color:var(--green);margin-left:8px;}

.main{
  display:grid;
  grid-template-columns:190px minmax(0,1fr);
  gap:20px;
  padding:22px 28px 14px;
  align-items:stretch;
}
.side{display:flex;flex-direction:column;gap:10px;}
.nav-card{
  border-radius:18px;
  padding:14px;
  color:#fff;
  font-weight:750;
  min-height:88px;
  display:flex;
  flex-direction:column;
  justify-content:space-between;
  transition:transform .24s ease, filter .24s ease;
}
.nav-card:hover{transform:translateY(-4px);filter:saturate(1.08);}
.nav-card .meta{
  font-size:.78rem;
  opacity:.9;
  display:flex;
  justify-content:space-between;
}
.nav-card .label{font-size:.98rem;line-height:1.28;}
.b{background:var(--blue);}
.y{background:var(--yellow);color:var(--ink);}
.o{background:var(--orange);}
.g{background:var(--green);}
.p{background:var(--purple);}

.hero{
  display:flex;
  flex-direction:column;
  justify-content:center;
  padding:6px 0 6px 96px;
}
.eyebrow{
  width:fit-content;
  border:1px solid var(--line);
  border-radius:999px;
  padding:7px 16px;
  color:var(--ink-soft);
  font-size:.84rem;
  margin-bottom:16px;
}
h1{
  max-width:980px;
  font-size:clamp(2.15rem,4.4vw,3.85rem);
  line-height:1;
  font-weight:850;
  letter-spacing:0;
  margin-bottom:18px;
}
.intro{
  max-width:760px;
  color:var(--ink-soft);
  line-height:1.65;
  font-size:.96rem;
  margin-bottom:20px;
}
.quick-links{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
}
.pill{
  min-height:40px;
  border-radius:999px;
  padding:0 20px;
  display:inline-flex;
  align-items:center;
  gap:10px;
  border:1px solid var(--line);
  font-size:.92rem;
  font-weight:750;
  transition:background .2s ease, color .2s ease, transform .2s ease;
}
.pill.primary{background:var(--ink);color:var(--cream);border-color:var(--ink);}
.pill:hover{transform:translateY(-2px);background:var(--purple);border-color:var(--purple);color:#fff;}

.app-strip{
  margin:0 28px 22px;
  border-top:1px solid var(--line);
  padding-top:16px;
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:12px;
}
.app{
  min-height:88px;
  border-radius:18px;
  border:1px solid var(--line);
  padding:14px;
  display:flex;
  flex-direction:column;
  justify-content:space-between;
  transition:transform .24s ease, background .24s ease, color .24s ease;
}
.app:hover{transform:translateY(-4px);background:var(--ink);color:var(--cream);}
.app strong{font-size:.96rem;}
.app span{font-size:.8rem;color:var(--ink-soft);line-height:1.45;}
.app:hover span{color:rgba(244,234,217,.78);}

footer{
  padding:0 28px 20px;
  display:flex;
  justify-content:space-between;
  flex-wrap:wrap;
  gap:12px;
  color:var(--ink-soft);
  font-size:.86rem;
}
footer a{font-weight:700;color:var(--ink);}

@keyframes tick{from{transform:translateX(0);}to{transform:translateX(-50%);}}
@keyframes grid-flow{
  from{background-position:0 0, 0 0;}
  to{background-position:-34px 34px, -34px 34px;}
}

@media (max-width:1100px){
  .main{grid-template-columns:1fr;}
  .hero{padding-left:0;}
  .side{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));}
  .nav-card{min-height:82px;}
  .app-strip{grid-template-columns:repeat(2,minmax(0,1fr));}
}

@media (max-width:680px){
  body{padding:10px;}
  .shell{min-height:calc(100vh - 20px);border-radius:20px;}
  .top-row{padding:18px 16px 0;align-items:flex-start;}
  .ticker{margin:14px 16px 0;}
  .main{padding:18px 16px 12px;gap:18px;}
  .side{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;}
  .nav-card{border-radius:15px;padding:13px;min-height:78px;}
  .nav-card .label{font-size:.94rem;}
  .top-actions{display:none;}
  h1{font-size:clamp(2.35rem,14vw,3.7rem);}
  .intro{font-size:.95rem;}
  .app-strip{margin:0 16px 18px;grid-template-columns:1fr;}
  .app{min-height:76px;}
  footer{padding:0 16px 18px;}
}