:root{
  --bg:#f3f0ea;
  --tile:#fffdf8;
  --ink:#1c1914;
  --mute:#6b6458;
  --line:#e4ddd2;
  --acc:#1f6feb;
  --acc2:#0f3d8c;
  --max:1180px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;color:var(--ink);background:var(--bg);
  font:16px/1.7 "Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;height:auto;display:block}
.wrap{width:min(var(--max),calc(100% - 32px));margin:auto}
nav{
  position:sticky;top:0;z-index:20;
  background:rgba(243,240,234,.92);backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line);
}
.nav{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:64px}
.brand{display:flex;align-items:center;gap:8px;font-weight:800}
.brand i{width:28px;height:28px;border-radius:8px;background:var(--acc);color:#fff;display:grid;place-items:center;font-style:normal;font-size:12px}
.links{display:flex;gap:18px;color:var(--mute);font-size:14px}
.button{
  display:inline-flex;align-items:center;justify-content:center;
  min-height:42px;padding:0 18px;border:0;border-radius:14px;
  font-weight:700;color:#fff;background:var(--acc);
}
.button.ghost{background:#fff;color:var(--ink);border:1px solid var(--line)}
.bento{
  display:grid;grid-template-columns:repeat(4,1fr);gap:14px;
}
.tile{
  background:var(--tile);border:1px solid var(--line);border-radius:24px;padding:22px;
  min-height:140px;
}
.hero-tile{grid-column:span 2;grid-row:span 2;background:linear-gradient(160deg,#1c1914,#2c3a55);color:#fff;display:flex;flex-direction:column;justify-content:flex-end}
.hero-tile p,.hero-tile .lead{color:#c9d4e8}
.download-tile{grid-column:span 2;background:var(--acc);color:#fff;display:flex;flex-direction:column;justify-content:space-between}
.download-tile .button{background:#fff;color:var(--acc2)}
.img-tile{padding:0;overflow:hidden}
.img-tile img{width:100%;height:100%;min-height:180px;object-fit:cover}
h1,h2,h3{margin:0 0 10px;line-height:1.2;letter-spacing:-.02em}
h1{font-size:clamp(28px,4vw,44px)}
h2{font-size:clamp(24px,3vw,34px)}
p,.lead{color:var(--mute);margin:0 0 12px}
.hero-tile h1,.download-tile h2,.download-tile p{color:inherit}
.hero-tile .lead{font-size:15px}
.actions,.micro{display:flex;flex-wrap:wrap;gap:10px;margin-top:16px}
.micro span{font-size:12px;opacity:.8}
.section{padding:48px 0}
.head{margin-bottom:18px;max-width:640px}
.grid6,.review-grid,.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.card,.review,.download-card,.article,.scene{
  background:var(--tile);border:1px solid var(--line);border-radius:20px;padding:18px;
}
.icon{width:36px;height:36px;border-radius:10px;background:#eaf1ff;color:var(--acc);display:grid;place-items:center;font-size:12px;font-weight:800}
.split,.visual,.faq-layout,.help-layout,.cta-in,.footer{display:grid;gap:18px}
.split,.visual,.faq-layout{grid-template-columns:1.1fr .9fr;align-items:center}
.split img,.visual img,.shot img{width:100%;border-radius:22px;aspect-ratio:16/10;object-fit:cover}
.scene-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin:14px 0 18px}
.scene b{display:block;color:var(--acc);font-size:12px}
.metrics{display:flex;gap:22px;margin:14px 0}
.metrics b{display:block;font-size:24px}
.person{margin-top:10px}
.person small{display:block;color:var(--mute)}
details{border-bottom:1px solid var(--line)}
summary{padding:12px 0;font-weight:700;cursor:pointer;list-style:none}
.cta{padding:8px 0 48px}
.cta-in{grid-template-columns:1.4fr auto;align-items:center;padding:24px;border-radius:24px;background:#1c1914;color:#fff}
.cta-in p{color:#c9d4e8}
.page-head{padding:40px 0 8px}
.help-layout{grid-template-columns:220px 1fr;align-items:start}
.side{padding:16px;border-radius:20px;background:var(--tile);border:1px solid var(--line);position:sticky;top:80px}
.side a{display:block;padding:8px 4px;color:var(--mute)}
.policy{margin-top:14px;padding:16px;border-radius:16px;border:1px solid var(--line);background:#fff}
.wide{grid-column:span 2}
.tall{grid-row:span 2}
.stat b{display:block;font-size:28px;color:var(--acc2)}
footer{padding:40px 0 16px;background:#1c1914;color:#ece7dc}
.footer{grid-template-columns:1.5fr repeat(3,1fr)}
.footer a,.footer p,.copy{color:#b7b0a4}
.footer a{display:block;margin:7px 0}
.copy{margin-top:18px;padding-top:12px;border-top:1px solid #3a342c}
@media(max-width:900px){
  .links{display:none}
  .bento,.split,.visual,.faq-layout,.help-layout,.cta-in,.footer{grid-template-columns:1fr}
  .hero-tile,.download-tile,.wide{grid-column:span 1;grid-row:auto}
  .grid6,.review-grid,.cards,.scene-grid{grid-template-columns:1fr 1fr}
  .side{position:static}
}
@media(max-width:560px){.grid6,.review-grid,.cards,.scene-grid,.footer{grid-template-columns:1fr}}

@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation:none!important;transition:none!important}}