/* ===== 新站开张 · 样式表 ===== */
:root{
  --bg-0:#0E1024;
  --bg-1:#171A38;
  --bg-2:#20244A;
  --gold:#FFC94B;
  --gold-2:#FFE3A1;
  --coral:#FF7A59;
  --text:#F5F2EA;
  --text-dim:#A9AECB;
  --line:rgba(255,201,75,.18);
  --shadow:0 24px 60px rgba(0,0,0,.45);
}
*{margin:0;padding:0;box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
  background:var(--bg-0);
  color:var(--text);
  line-height:1.7;
  overflow-x:hidden;
}
::selection{background:var(--gold);color:#1a1400;}

/* ===== 顶部导航 ===== */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:50;
  display:flex;align-items:center;justify-content:space-between;
  padding:16px 32px;
  background:rgba(14,16,36,.72);
  backdrop-filter:blur(14px);
  border-bottom:1px solid rgba(255,255,255,.06);
}
.brand{
  display:flex;align-items:center;gap:10px;
  font-family:"ZCOOL KuaiLe","Noto Sans SC",sans-serif;
  font-size:20px;letter-spacing:1px;
}
.brand svg{width:26px;height:26px;flex:none;}
.nav-links{display:flex;gap:8px;list-style:none;}
.nav-links a{
  color:var(--text-dim);text-decoration:none;
  font-size:14px;padding:8px 14px;border-radius:999px;
  transition:color .2s,background .2s;
}
.nav-links a:hover{color:var(--gold);background:rgba(255,201,75,.08);}

/* ===== Hero ===== */
.hero{
  position:relative;
  min-height:100vh;
  display:flex;align-items:center;
  padding:120px 32px 80px;
  overflow:hidden;
}
.hero::before{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(60% 50% at 18% 30%, rgba(255,201,75,.10), transparent 70%),
    radial-gradient(50% 45% at 85% 75%, rgba(255,122,89,.12), transparent 70%),
    radial-gradient(40% 35% at 70% 15%, rgba(120,140,255,.10), transparent 70%);
  pointer-events:none;
}
#star-field{position:absolute;inset:0;pointer-events:none;}

.hero-inner{
  position:relative;z-index:2;
  max-width:1180px;margin:0 auto;width:100%;
  display:grid;grid-template-columns:1.05fr .95fr;
  gap:64px;align-items:center;
}

.badge{
  display:inline-flex;align-items:center;gap:10px;
  background:rgba(255,201,75,.10);
  border:1px solid var(--line);
  color:var(--gold-2);
  font-size:13px;font-weight:700;letter-spacing:2px;
  padding:8px 18px;border-radius:999px;
  margin-bottom:28px;
}
.badge svg{width:16px;height:16px;}

.hero h1{
  font-family:"ZCOOL KuaiLe","Noto Sans SC",sans-serif;
  font-size:clamp(44px,7vw,88px);
  line-height:1.12;letter-spacing:2px;
  margin-bottom:20px;
}
.hero h1 .hl{
  color:var(--gold);
  text-shadow:0 0 32px rgba(255,201,75,.45);
}
.hero p.lead{
  font-size:clamp(16px,2vw,19px);
  color:var(--text-dim);
  max-width:520px;margin-bottom:36px;
}
.cta-row{display:flex;flex-wrap:wrap;gap:16px;}
.btn{
  display:inline-flex;align-items:center;gap:10px;
  font-family:"Noto Sans SC",sans-serif;
  font-size:16px;font-weight:700;
  padding:14px 30px;border-radius:14px;
  text-decoration:none;transition:transform .2s,box-shadow .2s;
}
.btn svg{width:18px;height:18px;}
.btn-primary{
  background:linear-gradient(135deg,var(--gold),#FFB52E);
  color:#241a00;box-shadow:0 12px 32px rgba(255,201,75,.28);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 18px 40px rgba(255,201,75,.38);}
.btn-ghost{
  border:1px solid rgba(255,255,255,.16);color:var(--text);
  background:rgba(255,255,255,.04);
}
.btn-ghost:hover{transform:translateY(-2px);border-color:var(--gold);color:var(--gold);}

/* hero 图卡片 */
.hero-card-wrap{position:relative;}
.hero-card{
  position:relative;
  border-radius:22px;overflow:hidden;
  border:1px solid rgba(255,255,255,.10);
  box-shadow:var(--shadow), 0 0 0 1px rgba(255,201,75,.08), 0 0 90px rgba(255,201,75,.12);
  transform:rotate(1.5deg);
  transition:transform .4s;
}
.hero-card:hover{transform:rotate(0deg) scale(1.01);}
.hero-card img{display:block;width:100%;height:auto;}
.new-tag{
  position:absolute;top:20px;left:-46px;
  background:linear-gradient(135deg,var(--coral),#FF4D3A);
  color:#fff;font-weight:900;letter-spacing:2px;
  font-size:13px;padding:8px 52px;
  transform:rotate(-45deg);
  box-shadow:0 8px 20px rgba(255,77,58,.4);
}
.float-dot{
  position:absolute;border-radius:50%;
  background:radial-gradient(circle at 30% 30%, #fff, var(--gold));
  filter:blur(1px);
  animation:floatDot 6s ease-in-out infinite;
}
.float-dot.d1{width:14px;height:14px;top:-18px;right:12%;animation-delay:0s;}
.float-dot.d2{width:9px;height:9px;bottom:10%;left:-14px;animation-delay:1.2s;}
.float-dot.d3{width:11px;height:11px;top:30%;right:-16px;animation-delay:2.1s;}
@keyframes floatDot{
  0%,100%{transform:translateY(0) scale(1);opacity:.9;}
  50%{transform:translateY(-16px) scale(.7);opacity:.5;}
}

/* ===== 信息条 ===== */
.ribbon{
  border-top:1px solid rgba(255,255,255,.06);
  border-bottom:1px solid rgba(255,255,255,.06);
  background:rgba(23,26,56,.55);
}
.ribbon-inner{
  max-width:1180px;margin:0 auto;padding:22px 32px;
  display:flex;flex-wrap:wrap;gap:18px 48px;
  align-items:center;justify-content:center;
}
.ribbon-item{display:flex;align-items:center;gap:10px;font-size:14px;color:var(--text-dim);}
.ribbon-item strong{color:var(--gold-2);font-weight:700;font-size:15px;}
.ribbon-item svg{width:18px;height:18px;color:var(--gold);flex:none;}

/* ===== 通用 section ===== */
.section{padding:96px 32px;}
.section-inner{max-width:1180px;margin:0 auto;}
.sec-head{margin-bottom:52px;max-width:640px;}
.sec-kicker{
  display:inline-block;font-size:13px;font-weight:700;letter-spacing:3px;
  color:var(--coral);text-transform:uppercase;margin-bottom:12px;
}
.sec-head h2{
  font-family:"ZCOOL KuaiLe","Noto Sans SC",sans-serif;
  font-size:clamp(30px,4.5vw,44px);letter-spacing:1px;
  margin-bottom:12px;
}
.sec-head p{color:var(--text-dim);font-size:16px;}

/* ===== 滚动渐显 ===== */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .6s ease,transform .6s ease;}
.reveal.visible{opacity:1;transform:none;}

/* ===== 下载中心 ===== */
.dl-groups{display:flex;flex-direction:column;gap:56px;}
.dl-group-title{
  display:flex;align-items:center;gap:12px;
  font-size:15px;font-weight:900;letter-spacing:3px;
  color:var(--gold-2);margin-bottom:22px;
}
.dl-group-title::before{
  content:"";width:26px;height:3px;border-radius:2px;
  background:linear-gradient(90deg,var(--gold),var(--coral));
}
.dl-group-title .count{
  font-size:12px;color:var(--text-dim);font-weight:700;letter-spacing:1px;
  background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.08);
  padding:2px 10px;border-radius:999px;
}
.dl-grid{
  display:grid;grid-template-columns:repeat(5,1fr);gap:18px;
}
.dl-card{
  position:relative;
  display:flex;flex-direction:column;gap:12px;
  background:linear-gradient(180deg,var(--bg-1),rgba(23,26,56,.4));
  border:1px solid rgba(255,255,255,.08);
  border-radius:18px;padding:20px 18px 16px;
  text-decoration:none;color:var(--text);
  transition:transform .22s,border-color .22s,box-shadow .22s;
  overflow:hidden;
}
.dl-card::after{
  content:"";position:absolute;top:0;left:0;right:0;height:3px;
  background:var(--card-color,var(--gold));
  opacity:0;transition:opacity .22s;
}
.dl-card:hover{
  transform:translateY(-5px);
  border-color:var(--line);
  box-shadow:0 18px 40px rgba(0,0,0,.4);
}
.dl-card:hover::after{opacity:1;}
.dl-icon{
  width:46px;height:46px;border-radius:13px;
  display:flex;align-items:center;justify-content:center;
  background:var(--card-color,var(--bg-2));
  color:#fff;font-size:18px;font-weight:900;
  letter-spacing:1px;flex:none;
  box-shadow:inset 0 -8px 16px rgba(0,0,0,.18), 0 6px 14px rgba(0,0,0,.25);
}
.dl-name{font-size:15px;font-weight:800;letter-spacing:.3px;}
.dl-desc{font-size:12.5px;color:var(--text-dim);line-height:1.5;min-height:38px;}
.dl-go{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12px;font-weight:700;color:var(--card-color,var(--gold));
  opacity:.85;transition:opacity .2s,gap .2s;
}
.dl-card:hover .dl-go{gap:10px;opacity:1;}
.dl-go svg{width:13px;height:13px;}

/* ===== 卡片区 ===== */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.card{
  position:relative;
  background:linear-gradient(180deg,var(--bg-1),rgba(23,26,56,.4));
  border:1px solid rgba(255,255,255,.08);
  border-radius:20px;padding:34px 28px;
  transition:transform .25s,border-color .25s,box-shadow .25s;
  overflow:hidden;
}
.card::after{
  content:"";position:absolute;top:0;left:0;right:0;height:3px;
  background:linear-gradient(90deg,var(--gold),var(--coral));
  opacity:0;transition:opacity .25s;
}
.card:hover{transform:translateY(-6px);border-color:var(--line);box-shadow:0 20px 44px rgba(0,0,0,.35);}
.card:hover::after{opacity:1;}
.card-icon{
  width:52px;height:52px;border-radius:14px;
  display:flex;align-items:center;justify-content:center;
  margin-bottom:22px;
}
.card-icon svg{width:26px;height:26px;}
.card:nth-child(1) .card-icon{background:rgba(255,201,75,.14);color:var(--gold);}
.card:nth-child(2) .card-icon{background:rgba(255,122,89,.14);color:var(--coral);}
.card:nth-child(3) .card-icon{background:rgba(130,150,255,.14);color:#8A96FF;}
.card h3{font-size:19px;font-weight:900;margin-bottom:10px;letter-spacing:.5px;}
.card p{color:var(--text-dim);font-size:14.5px;}
.card .soon{
  display:inline-block;margin-top:18px;
  font-size:12px;font-weight:700;letter-spacing:1px;
  color:var(--gold);border:1px solid var(--line);
  padding:4px 12px;border-radius:999px;background:rgba(255,201,75,.06);
}

/* ===== 寄语区 ===== */
.note{
  position:relative;
  background:
    linear-gradient(135deg, rgba(255,201,75,.06), rgba(255,122,89,.06)),
    var(--bg-1);
  border:1px solid rgba(255,255,255,.08);
  border-radius:24px;
  padding:clamp(36px,6vw,72px);
  text-align:center;
  overflow:hidden;
}
.note::before{
  content:"";position:absolute;inset:-40%;
  background:conic-gradient(from 0deg, transparent 0 70%, rgba(255,201,75,.10) 72% 74%, transparent 76% 100%);
  animation:spinSlow 16s linear infinite;
}
@keyframes spinSlow{to{transform:rotate(360deg);}}
.note-inner{position:relative;z-index:1;}
.note h2{
  font-family:"ZCOOL KuaiLe","Noto Sans SC",sans-serif;
  font-size:clamp(26px,4vw,40px);letter-spacing:1px;margin-bottom:18px;
}
.note p{color:var(--text-dim);font-size:16.5px;max-width:640px;margin:0 auto 30px;}
.note .stamp{
  display:inline-flex;align-items:center;gap:8px;
  font-weight:900;letter-spacing:2px;font-size:14px;color:var(--gold);
  border:2px solid var(--gold);border-radius:12px;
  padding:10px 22px;transform:rotate(-3deg);
  box-shadow:inset 0 0 18px rgba(255,201,75,.12);
}
.note .stamp svg{width:18px;height:18px;}

/* ===== 页脚 ===== */
footer{
  border-top:1px solid rgba(255,255,255,.06);
  padding:36px 32px;
  text-align:center;color:var(--text-dim);font-size:13.5px;
}
footer .foot-links{display:flex;justify-content:center;gap:24px;margin-bottom:14px;list-style:none;}
footer .foot-links a{color:var(--text-dim);text-decoration:none;transition:color .2s;}
footer .foot-links a:hover{color:var(--gold);}

/* ===== 响应式 ===== */
@media (max-width:1080px){
  .dl-grid{grid-template-columns:repeat(4,1fr);}
}
@media (max-width:900px){
  .hero-inner{grid-template-columns:1fr;gap:48px;padding-top:20px;}
  .hero{padding-top:110px;}
  .cards{grid-template-columns:1fr;}
  .dl-grid{grid-template-columns:repeat(3,1fr);}
  .hero-card{max-width:520px;margin:0 auto;}
  .nav-links{display:none;}
}
@media (max-width:600px){
  .dl-grid{grid-template-columns:repeat(2,1fr);}
  .section{padding:64px 20px;}
  .hero{padding:100px 20px 56px;}
  .ribbon-inner{padding:18px 20px;}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.01ms !important;animation-iteration-count:1 !important;transition-duration:.01ms !important;}
  html{scroll-behavior:auto;}
  .reveal{opacity:1;transform:none;}
}