:root{
  --ink:#171717;
  --paper:#f7f3eb;
  --paper-2:#fffdf8;
  --red:#a82222;
  --red-dark:#761616;
  --muted:#6f6a61;
  --line:rgba(23,23,23,.12);
  --shadow:0 24px 70px rgba(35,26,18,.12);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;color:var(--ink);background:var(--paper-2);font-family:"Noto Serif SC","Songti SC","STSong","Microsoft YaHei",serif;line-height:1.75}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.container{width:min(1180px,calc(100% - 40px));margin:0 auto}
.narrow{width:min(820px,calc(100% - 40px));text-align:center}
.site-header{position:sticky;top:0;z-index:20;background:rgba(255,253,248,.88);backdrop-filter:blur(14px);border-bottom:1px solid rgba(23,23,23,.06)}
.nav-wrap{height:78px;display:flex;align-items:center;justify-content:space-between}
.brand{display:flex;align-items:center;gap:12px}
.brand img{width:48px;height:48px;object-fit:cover;border-radius:12px}
.brand div{display:flex;flex-direction:column;line-height:1.1}.brand strong{font-size:20px;letter-spacing:.18em}.brand span{font-family:Georgia,serif;font-size:10px;letter-spacing:.34em;color:var(--red);margin-top:7px}
.nav{display:flex;align-items:center;gap:30px;font-size:14px}.nav a{color:#4c4842}.nav a:hover{color:var(--red)}
.nav-cta{padding:10px 18px;border:1px solid var(--red);border-radius:999px;color:var(--red)!important}
.menu-btn{display:none;background:none;border:0;font-size:26px}
.hero{position:relative;overflow:hidden;padding:92px 0 86px;background:linear-gradient(135deg,#faf7f0 0%,#fffdf8 48%,#f2ede4 100%)}
.hero:before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(80,70,58,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(80,70,58,.035) 1px,transparent 1px);background-size:44px 44px;mask-image:linear-gradient(to bottom,black,transparent)}
.hero-grid{position:relative;display:grid;grid-template-columns:1.08fr .92fr;align-items:center;gap:70px}
.eyebrow,.section-kicker{font-family:Arial,sans-serif;font-size:12px;letter-spacing:.22em;color:var(--red);font-weight:700;text-transform:uppercase}
.hero h1{font-size:clamp(52px,7vw,88px);line-height:1.12;margin:18px 0 24px;font-weight:700;letter-spacing:.03em}.hero h1 span{color:var(--red)}
.lead{font-size:19px;color:#5f5a52;max-width:700px}.hero-actions{display:flex;gap:14px;margin:34px 0 30px}.btn{display:inline-flex;justify-content:center;align-items:center;padding:13px 26px;border-radius:999px;font-size:15px;transition:.25s}.btn-primary{background:var(--red);color:#fff;box-shadow:0 10px 30px rgba(168,34,34,.22)}.btn-primary:hover{transform:translateY(-2px);background:var(--red-dark)}.btn-ghost{border:1px solid rgba(23,23,23,.2)}
.hero-notes{display:flex;flex-wrap:wrap;align-items:center;gap:10px;color:#777168;font-size:13px}.hero-notes i{width:4px;height:4px;border-radius:50%;background:var(--red)}
.hero-visual{display:flex;justify-content:center}.seal-card{position:relative;width:min(460px,100%);padding:24px;border:1px solid rgba(23,23,23,.1);background:rgba(255,255,255,.7);box-shadow:var(--shadow);border-radius:36px;transform:rotate(1.5deg)}.seal-card:after{content:"";position:absolute;inset:14px;border:1px solid rgba(168,34,34,.18);border-radius:28px;pointer-events:none}.seal-card img{aspect-ratio:1/1;object-fit:cover;border-radius:24px}.seal-text{display:flex;justify-content:space-between;align-items:center;padding:18px 18px 4px}.seal-text strong{letter-spacing:.18em}.seal-text span{color:var(--red);font-size:13px}
.ink{position:absolute;border-radius:50%;filter:blur(2px);opacity:.08}.ink-one{width:520px;height:520px;background:var(--red);right:-240px;top:-180px}.ink-two{width:300px;height:300px;background:#111;left:-190px;bottom:-140px}
.section{padding:104px 0}.intro{background:#fffdf8}.section h2{font-size:clamp(34px,4vw,52px);line-height:1.25;margin:14px 0 22px}.intro .narrow>p:last-child{font-size:18px;color:var(--muted)}
.quote-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:58px}.quote-card{padding:34px 30px;border:1px solid var(--line);border-radius:22px;background:#fff;box-shadow:0 12px 40px rgba(40,30,20,.05)}.quote-card span{display:inline-flex;width:54px;height:54px;align-items:center;justify-content:center;border:1px solid var(--red);color:var(--red);border-radius:50%;font-size:25px}.quote-card h3{margin:20px 0 8px}.quote-card p{margin:0;color:var(--muted)}
.features{background:var(--paper)}.section-head{display:flex;justify-content:space-between;gap:30px;align-items:end;margin-bottom:48px}.section-head>p{max-width:480px;color:var(--muted)}
.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.feature-card{background:rgba(255,255,255,.76);border:1px solid rgba(23,23,23,.08);border-radius:20px;padding:30px;min-height:220px;transition:.25s}.feature-card:hover{transform:translateY(-5px);box-shadow:0 18px 40px rgba(44,33,22,.08)}.feature-card .icon{width:48px;height:48px;border-radius:14px;background:var(--ink);color:#fff;display:grid;place-items:center;font-size:21px}.feature-card h3{font-size:21px;margin:20px 0 8px}.feature-card p{color:var(--muted);margin:0}
.workflow{background:#fff}.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.step{padding:36px 26px;position:relative}.step:not(:last-child){border-right:1px solid var(--line)}.step b{font:700 42px/1 Georgia,serif;color:rgba(168,34,34,.23)}.step h3{margin:20px 0 6px}.step p{margin:0;color:var(--muted)}
.privacy{background:#171717;color:#fff}.privacy-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:70px;align-items:center}.privacy h2{color:#fff}.privacy-copy>p{color:#c9c3ba}.privacy ul{padding:0;margin:28px 0 0;list-style:none}.privacy li{padding:11px 0 11px 30px;border-bottom:1px solid rgba(255,255,255,.1);position:relative;color:#e6e0d7}.privacy li:before{content:"✓";position:absolute;left:0;color:#dc5f5f}.privacy-panel{min-height:380px;border:1px solid rgba(255,255,255,.16);border-radius:28px;background:radial-gradient(circle at center,rgba(168,34,34,.32),transparent 58%);display:grid;place-items:center;text-align:center;padding:40px}.shield{width:116px;height:116px;border:2px solid #d7c9bb;border-radius:50%;display:grid;place-items:center;color:#fff;font-size:46px;box-shadow:0 0 0 14px rgba(255,255,255,.04)}.privacy-panel p{font-size:22px;letter-spacing:.08em}
.cta{background:var(--paper)}.cta-box{background:linear-gradient(135deg,#8e1c1c,#b62e2e);color:#fff;border-radius:30px;padding:54px 64px;display:flex;justify-content:space-between;align-items:center;box-shadow:0 24px 60px rgba(143,28,28,.24)}.cta-box h2{margin:8px 0 10px;color:#fff}.cta-box p{color:#f0d8d8}.light{color:#fff}.qr-placeholder{width:150px;height:150px;background:#fff;color:#7f1b1b;border-radius:18px;display:flex;flex-direction:column;align-items:center;justify-content:center;border:10px solid rgba(255,255,255,.25);box-shadow:0 12px 24px rgba(0,0,0,.13)}.qr-placeholder span{font-weight:700}.qr-placeholder small{margin-top:8px;color:#a06a6a}
.site-footer{padding:58px 0 26px;background:#0f0f0f;color:#d2ccc3}.footer-grid{display:flex;justify-content:space-between;gap:40px}.footer-brand strong{display:block;font-size:24px;color:#fff;letter-spacing:.18em}.footer-brand span{font:12px Georgia,serif;letter-spacing:.32em;color:#b94444}.footer-brand p{color:#817c74}.footer-links{display:grid;grid-template-columns:repeat(2,minmax(120px,1fr));gap:12px 34px;font-size:14px}.footer-links a:hover{color:#fff}.footer-bottom{display:flex;justify-content:space-between;gap:20px;margin-top:42px;padding-top:22px;border-top:1px solid rgba(255,255,255,.08);font-size:12px;color:#77736d}
.reveal{opacity:0;transform:translateY(20px);transition:opacity .8s ease,transform .8s ease}.reveal.show{opacity:1;transform:none}.delay-1{transition-delay:.1s}.delay-2{transition-delay:.2s}.delay-3{transition-delay:.3s}
@media(max-width:900px){.menu-btn{display:block}.nav{display:none;position:absolute;left:20px;right:20px;top:70px;flex-direction:column;align-items:stretch;background:#fff;padding:20px;border-radius:16px;box-shadow:var(--shadow)}.nav.open{display:flex}.hero-grid,.privacy-grid{grid-template-columns:1fr}.hero-copy{text-align:center}.lead{margin-left:auto;margin-right:auto}.hero-actions,.hero-notes{justify-content:center}.hero-visual{margin-top:20px}.quote-grid,.feature-grid{grid-template-columns:1fr 1fr}.steps{grid-template-columns:1fr 1fr}.step:nth-child(2){border-right:0}.step:nth-child(-n+2){border-bottom:1px solid var(--line)}.section-head{align-items:start;flex-direction:column}.cta-box{padding:42px;gap:30px}}
@media(max-width:620px){.container{width:min(100% - 28px,1180px)}.hero{padding:60px 0}.hero h1{font-size:45px}.lead{font-size:17px}.quote-grid,.feature-grid,.steps{grid-template-columns:1fr}.step{border-right:0!important;border-bottom:1px solid var(--line)}.step:last-child{border-bottom:0}.section{padding:74px 0}.cta-box,.footer-grid,.footer-bottom{flex-direction:column;align-items:flex-start}.cta-box{padding:34px 26px}.qr-placeholder{width:130px;height:130px}.footer-links{grid-template-columns:1fr}.seal-text{flex-direction:column;gap:6px}.brand strong{font-size:18px}}