:root{
  --bg:#0a1210;
  --bg2:#0f1a17;
  --surface:#152420;
  --surface2:#1a2e28;
  --card:rgba(21,36,32,.88);
  --dark:#06100e;
  --teal:#1e4a42;
  --teal-lt:#2d6b5e;
  --accent:#6ec4a0;
  --accent-dim:rgba(110,196,160,.15);
  --gold:#d4a84b;
  --moon:#e8d9a0;
  --white:#f4faf7;
  --ink:#e8f2ed;
  --ink-mid:rgba(232,242,237,.78);
  --ink-lt:rgba(232,242,237,.45);
  --rule:rgba(110,196,160,.18);
  --serif:'Fraunces',Georgia,serif;
  --sans:'Outfit',system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;}
body{background:var(--bg);color:var(--ink);font-family:var(--sans);font-size:15px;line-height:1.75;min-height:100vh;}
body::before{content:'';position:fixed;inset:0;background:radial-gradient(ellipse 80% 50% at 70% -10%,rgba(45,107,94,.22) 0%,transparent 55%),radial-gradient(ellipse 60% 40% at 10% 100%,rgba(30,74,66,.18) 0%,transparent 50%);pointer-events:none;z-index:0;}
a{color:var(--accent);text-decoration:none;}
a:hover{color:var(--white);}

.site-nav{position:sticky;top:0;z-index:100;display:flex;align-items:center;justify-content:space-between;padding:14px 32px;background:rgba(10,18,16,.92);backdrop-filter:blur(16px);border-bottom:1px solid var(--rule);}
.site-nav .brand{display:flex;align-items:center;gap:12px;text-decoration:none;}
.site-nav .brand img{width:40px;height:40px;border-radius:10px;}
.site-nav .brand span{font-family:var(--serif);font-size:20px;font-weight:600;color:var(--white);letter-spacing:.02em;}
.site-nav .links{display:flex;align-items:center;gap:24px;}
.site-nav .links a{font-size:13px;font-weight:500;color:var(--ink-lt);text-decoration:none;transition:color .2s;}
.site-nav .links a:hover{color:var(--accent);}
.nav-cta{display:inline-flex;align-items:center;gap:8px;padding:9px 18px;border-radius:999px;background:linear-gradient(135deg,var(--teal-lt),var(--teal));color:var(--white)!important;font-size:13px;font-weight:600;border:1px solid rgba(110,196,160,.3);transition:transform .2s,box-shadow .2s;}
.nav-cta:hover{transform:translateY(-1px);box-shadow:0 8px 24px rgba(45,107,94,.35);color:var(--white)!important;}

header.legal-header{position:relative;z-index:1;background:linear-gradient(165deg,var(--dark) 0%,var(--surface) 60%,var(--bg2) 100%);overflow:hidden;border-bottom:1px solid var(--rule);}
header.legal-header::before{content:'';position:absolute;inset:0;background:url('image/logo@3x.png') no-repeat right -20px center/280px;opacity:.06;pointer-events:none;}
.header-inner{display:grid;grid-template-columns:1fr 240px;min-height:320px;position:relative;z-index:1;max-width:1080px;margin:0 auto;}
.header-left{padding:48px 32px 40px;display:flex;flex-direction:column;justify-content:space-between;}
.header-right{padding:40px 32px;display:flex;flex-direction:column;justify-content:center;gap:20px;background:rgba(110,196,160,.04);border-left:1px solid var(--rule);}
.brand{display:flex;align-items:center;gap:12px;margin-bottom:24px;}
.brand img{width:48px;height:48px;border-radius:12px;box-shadow:0 4px 20px rgba(0,0,0,.4);}
.brand-name{font-family:var(--serif);font-size:20px;font-weight:600;color:var(--white);}
.brand-pill{font-size:10px;font-weight:600;letter-spacing:.12em;text-transform:uppercase;background:var(--accent-dim);border:1px solid var(--rule);color:var(--accent);padding:4px 10px;border-radius:999px;}
.hero-title{font-family:var(--serif);font-size:clamp(42px,6vw,72px);font-weight:700;line-height:.95;letter-spacing:-.02em;color:var(--white);margin-bottom:14px;}
.hero-title em{font-style:italic;color:var(--accent);}
.hero-sub{font-size:15px;color:var(--ink-lt);line-height:1.7;max-width:440px;}
.meta-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px 20px;}
.meta-item .mk{font-size:9px;font-weight:700;letter-spacing:.16em;text-transform:uppercase;color:var(--ink-lt);margin-bottom:2px;}
.meta-item .mv{font-size:13px;font-weight:600;color:var(--ink-mid);}
.rp-block{padding:14px 0;border-bottom:1px solid var(--rule);}
.rp-block:last-child{border-bottom:none;}
.rp-label{font-size:9px;font-weight:700;letter-spacing:.16em;text-transform:uppercase;color:var(--ink-lt);margin-bottom:4px;}
.rp-num{font-family:var(--serif);font-size:36px;font-weight:700;line-height:1;color:var(--accent);}
.rp-desc{font-size:10px;color:var(--ink-lt);text-transform:uppercase;letter-spacing:.06em;}
.intro-band{position:relative;z-index:1;background:var(--surface2);padding:24px 32px;font-size:15px;color:var(--ink-mid);line-height:1.8;border-bottom:1px solid var(--rule);max-width:1080px;margin:0 auto;}
.intro-band strong{color:var(--white);}
.warn-bar{position:relative;z-index:1;background:rgba(212,168,75,.1);border-bottom:1px solid rgba(212,168,75,.25);padding:14px 32px;font-size:13.5px;color:var(--ink-mid);line-height:1.7;max-width:1080px;margin:0 auto;}
.warn-bar strong{color:var(--gold);}
.page-wrap{position:relative;z-index:1;display:grid;grid-template-columns:4px 190px 1fr;max-width:1080px;margin:0 auto;}
.body-spine{background:linear-gradient(180deg,var(--accent),var(--teal));}
.toc-panel{padding:40px 16px 40px 20px;position:sticky;top:60px;align-self:start;max-height:calc(100vh - 70px);overflow-y:auto;border-right:1px solid var(--rule);}
.toc-hd{font-size:9px;font-weight:700;letter-spacing:.18em;text-transform:uppercase;color:var(--accent);margin-bottom:16px;padding-bottom:8px;border-bottom:1px solid var(--rule);}
.toc-panel ol{list-style:none;}
.toc-panel a{display:flex;align-items:center;gap:6px;font-size:11px;font-weight:500;color:var(--ink-lt);text-decoration:none;padding:4px 0;transition:color .2s;line-height:1.35;}
.toc-panel a:hover{color:var(--accent);}
.tn{font-family:var(--serif);font-style:italic;font-size:10px;color:var(--rule);flex-shrink:0;}
.main-col{padding:0 40px 72px 36px;}
.sec{padding:44px 0;border-bottom:1px solid var(--rule);}
.sec:last-of-type{border-bottom:none;}
.sec-header{display:flex;align-items:center;gap:14px;margin-bottom:24px;}
.sec-badge{width:34px;height:34px;border-radius:50%;background:linear-gradient(135deg,var(--teal-lt),var(--teal));color:var(--white);font-family:var(--serif);font-style:italic;font-size:13px;font-weight:700;display:flex;align-items:center;justify-content:center;flex-shrink:0;}
.sec-title{font-family:var(--serif);font-size:21px;font-weight:600;color:var(--white);}
.sec-rule{flex:1;height:1px;background:linear-gradient(90deg,var(--rule),transparent);}
.entry{margin-bottom:20px;}
.entry-head{display:flex;align-items:center;gap:8px;margin-bottom:6px;}
.dot,.leaf{width:6px;height:6px;border-radius:50%;background:var(--accent);flex-shrink:0;}
.dot.mid,.leaf.mid{background:var(--teal-lt);}
.dot.red,.leaf.red{background:#c45c5c;}
.leaf.dark{background:var(--teal);}
.entry-lbl{font-size:10px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--accent);}
.entry-lbl.gray{color:var(--ink-lt);}
.entry-lbl.red{color:#c45c5c;}
.entry-lbl.olive{color:var(--teal-lt);}
.entry-lbl.amber{color:var(--gold);}
.entry p,.entry li{font-size:14px;color:var(--ink-mid);line-height:1.82;}
.entry ul{padding-left:16px;margin:8px 0;}
.entry li{margin-bottom:4px;}
.entry li::marker{color:var(--accent);}
.entry a{border-bottom:1px solid var(--rule);}
.caps{font-size:13.5px;color:var(--ink-mid);line-height:1.82;}
.callout{padding:16px 20px;margin-top:8px;font-size:13.5px;line-height:1.78;border-radius:12px;border:1px solid var(--rule);}
.callout.green{background:rgba(45,107,94,.15);border-color:rgba(110,196,160,.25);color:var(--ink-mid);}
.callout.lime{background:rgba(110,196,160,.08);border-color:rgba(110,196,160,.2);}
.callout.red{background:rgba(196,92,92,.08);border-color:rgba(196,92,92,.25);color:var(--ink-mid);}
.site-footer{position:relative;z-index:1;background:var(--dark);display:grid;grid-template-columns:4px 1fr 1fr;border-top:1px solid var(--rule);max-width:1080px;margin:0 auto;}
.ft-spine{background:linear-gradient(180deg,var(--accent),var(--teal));}
.ft-left,.ft-right{padding:44px 40px;}
.ft-left{border-right:1px solid var(--rule);}
.ft-lbl{font-size:9px;font-weight:700;letter-spacing:.18em;text-transform:uppercase;color:var(--accent);margin-bottom:12px;}
.ft-left h2{font-family:var(--serif);font-size:26px;font-weight:600;color:var(--white);line-height:1.3;margin-bottom:12px;}
.ft-left p,.ft-right p{font-size:14px;color:var(--ink-lt);line-height:1.75;}
.ft-right p{margin-bottom:20px;}
.ft-btn{display:inline-flex;align-items:center;gap:8px;background:transparent;border:1px solid var(--accent);color:var(--accent);font-size:13px;font-weight:600;padding:10px 20px;text-decoration:none;border-radius:999px;transition:all .2s;}
.ft-btn:hover{background:var(--accent);color:var(--dark);}
.ft-links{display:flex;gap:16px;margin-top:16px;flex-wrap:wrap;}
.ft-links a{font-size:13px;color:var(--ink-lt);}
.page-bar{position:relative;z-index:1;background:var(--dark);padding:14px 32px;display:flex;justify-content:space-between;font-size:11px;color:var(--ink-lt);letter-spacing:.04em;border-top:1px solid var(--rule);}

.hero{position:relative;z-index:1;max-width:1100px;margin:0 auto;padding:72px 32px 56px;display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center;}
.hero-copy h1{font-family:var(--serif);font-size:clamp(38px,5vw,56px);font-weight:700;line-height:1.05;color:var(--white);margin-bottom:20px;}
.hero-copy h1 em{font-style:italic;color:var(--accent);}
.hero-copy p{font-size:16px;color:var(--ink-mid);line-height:1.8;margin-bottom:28px;max-width:480px;}
.hero-btns{display:flex;gap:14px;flex-wrap:wrap;align-items:center;}
.app-store-btn{display:inline-block;transition:transform .2s;}
.app-store-btn:hover{transform:translateY(-2px);}
.app-store-btn img{height:48px;}
.hero-visual{position:relative;display:flex;justify-content:center;}
.hero-visual img{width:min(100%,320px);border-radius:28px;box-shadow:0 24px 60px rgba(0,0,0,.5),0 0 0 1px var(--rule);}
.hero-glow{position:absolute;width:280px;height:280px;border-radius:50%;background:radial-gradient(circle,rgba(110,196,160,.2),transparent 70%);top:50%;left:50%;transform:translate(-50%,-50%);pointer-events:none;}

.section{position:relative;z-index:1;max-width:1100px;margin:0 auto;padding:64px 32px;}
.section-hd{text-align:center;margin-bottom:48px;}
.section-hd h2{font-family:var(--serif);font-size:clamp(28px,4vw,40px);font-weight:700;color:var(--white);margin-bottom:12px;}
.section-hd p{font-size:15px;color:var(--ink-lt);max-width:560px;margin:0 auto;}
.features-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.feature-card{background:var(--card);border:1px solid var(--rule);border-radius:16px;padding:28px 24px;transition:border-color .2s,transform .2s;}
.feature-card:hover{border-color:rgba(110,196,160,.4);transform:translateY(-2px);}
.feature-icon{width:44px;height:44px;border-radius:12px;background:var(--accent-dim);display:flex;align-items:center;justify-content:center;font-size:22px;margin-bottom:16px;}
.feature-card h3{font-size:16px;font-weight:600;color:var(--white);margin-bottom:8px;}
.feature-card p{font-size:13.5px;color:var(--ink-lt);line-height:1.65;}
.screenshots{display:grid;grid-template-columns:repeat(5,1fr);gap:16px;}
.screenshot-item{border-radius:16px;overflow:hidden;border:1px solid var(--rule);background:var(--surface);transition:transform .25s,box-shadow .25s;}
.screenshot-item:hover{transform:translateY(-4px);box-shadow:0 16px 40px rgba(0,0,0,.4);}
.screenshot-item img{width:100%;display:block;}
.cta-band{position:relative;z-index:1;max-width:1100px;margin:0 auto 64px;padding:0 32px;}
.cta-inner{background:linear-gradient(135deg,var(--surface2),var(--surface));border:1px solid var(--rule);border-radius:24px;padding:56px 48px;text-align:center;}
.cta-inner h2{font-family:var(--serif);font-size:clamp(26px,3.5vw,36px);color:var(--white);margin-bottom:12px;}
.cta-inner p{font-size:15px;color:var(--ink-lt);margin-bottom:28px;max-width:480px;margin-left:auto;margin-right:auto;}
.landing-footer{position:relative;z-index:1;background:var(--dark);border-top:1px solid var(--rule);padding:48px 32px 24px;}
.landing-footer-inner{max-width:1100px;margin:0 auto;display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:40px;}
.landing-footer .brand-row{display:flex;align-items:center;gap:12px;margin-bottom:16px;}
.landing-footer .brand-row img{width:44px;height:44px;border-radius:10px;}
.landing-footer .brand-row span{font-family:var(--serif);font-size:22px;font-weight:600;color:var(--white);}
.landing-footer p{font-size:13px;color:var(--ink-lt);line-height:1.7;}
.landing-footer h4{font-size:11px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--accent);margin-bottom:14px;}
.landing-footer ul{list-style:none;}
.landing-footer li{margin-bottom:8px;}
.landing-footer a{font-size:13px;color:var(--ink-lt);}
.landing-footer a:hover{color:var(--accent);}
.landing-bar{max-width:1100px;margin:32px auto 0;padding-top:24px;border-top:1px solid var(--rule);display:flex;justify-content:space-between;font-size:11px;color:var(--ink-lt);}

@media(max-width:900px){
  .hero{grid-template-columns:1fr;text-align:center;padding-top:48px;}
  .hero-copy p{margin-left:auto;margin-right:auto;}
  .hero-btns{justify-content:center;}
  .features-grid{grid-template-columns:1fr 1fr;}
  .screenshots{grid-template-columns:repeat(3,1fr);}
  .landing-footer-inner{grid-template-columns:1fr;}
}
@media(max-width:800px){
  .site-nav{padding:12px 20px;}
  .site-nav .links a:not(.nav-cta){display:none;}
  .header-inner{grid-template-columns:1fr;}
  .header-right{display:none;}
  .header-left{padding:36px 20px 32px;}
  .intro-band,.warn-bar{padding:18px 20px;}
  .page-wrap{grid-template-columns:1fr;}
  .body-spine,.toc-panel{display:none;}
  .main-col{padding:0 20px 56px;}
  .site-footer{grid-template-columns:1fr;}
  .ft-left{border-right:none;}
  .ft-spine{display:none;}
  .ft-left,.ft-right{padding:36px 20px;}
  .page-bar{padding:12px 20px;flex-direction:column;gap:4px;}
  .features-grid{grid-template-columns:1fr;}
  .screenshots{grid-template-columns:repeat(2,1fr);}
  .cta-inner{padding:40px 24px;}
}