:root{
  --ink:#172026; --muted:#66737b; --paper:#fffdf9; --panel:#f5efe8;
  --accent:#9f3d51; --accent2:#244a52; --line:#ded7cf; --soft:#fff6f2;
  --max:1120px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font:17px/1.65 system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}
a{color:var(--accent2);text-decoration-thickness:.08em;text-underline-offset:.14em}
a:hover{color:var(--accent)}
img{max-width:100%}
.wrap{max-width:var(--max);margin:auto;padding:0 24px}
header{position:sticky;top:0;z-index:10;background:rgba(255,253,249,.96);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.topbar{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:72px}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;text-decoration:none;color:var(--ink);font-size:1.12rem}
.brandmark{width:34px;height:34px;border-radius:11px;background:var(--accent);position:relative;display:inline-block}
.brandmark:before{content:"";position:absolute;width:16px;height:12px;border:2px solid white;border-radius:8px;left:7px;top:8px}
.brandmark:after{content:"";position:absolute;width:6px;height:6px;border-left:2px solid white;transform:rotate(-35deg);left:9px;top:19px}
nav{display:flex;gap:18px;flex-wrap:wrap;font-size:.94rem}
nav a{text-decoration:none;color:var(--ink);font-weight:650}
.hero{padding:76px 0 56px;background:linear-gradient(135deg,var(--paper) 55%,#f8e7e7)}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:54px;align-items:center}
.eyebrow{font-size:.8rem;letter-spacing:.12em;text-transform:uppercase;font-weight:800;color:var(--accent)}
h1{font-size:clamp(2.35rem,5vw,4.7rem);line-height:1.02;letter-spacing:-.045em;margin:.2em 0}
h2{font-size:clamp(1.65rem,3vw,2.35rem);line-height:1.15;letter-spacing:-.025em;margin:1.6em 0 .55em}
h3{line-height:1.25;margin-top:1.5em}
.lede{font-size:1.25rem;color:#34434b;max-width:760px}
.hero-card{background:white;border:1px solid var(--line);border-radius:28px;padding:30px;box-shadow:0 20px 60px rgba(23,32,38,.09)}
.chat{display:flex;gap:10px;margin:13px 0;align-items:flex-end}
.chat .bubble{padding:12px 15px;border-radius:18px;max-width:84%;background:#f1f3f3}
.chat.me{justify-content:flex-end}
.chat.me .bubble{background:#f6dde1}
.button{display:inline-block;background:var(--accent);color:white;text-decoration:none;font-weight:800;padding:12px 18px;border-radius:12px;margin:5px 8px 5px 0}
.button:hover{color:white;filter:brightness(.93)}
.button.alt{background:var(--accent2)}
.section{padding:56px 0}
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.card{border:1px solid var(--line);border-radius:18px;padding:22px;background:white}
.card h3{margin-top:.1em}
.kicker{display:inline-block;padding:5px 9px;border-radius:999px;background:var(--panel);font-size:.79rem;font-weight:750;color:var(--accent2)}
.content{max-width:780px;margin:auto;padding:54px 24px 72px}
.breadcrumbs{font-size:.9rem;color:var(--muted);margin-bottom:20px}
.note,.affiliate-box,.cta{border:1px solid var(--line);border-radius:16px;padding:18px 20px;background:var(--soft);margin:28px 0}
.cta{background:#f8e7e7;border-color:#edcfd5}
.cta strong{font-size:1.15rem}
.toc{background:var(--panel);border-radius:14px;padding:18px 22px;margin:26px 0}
.toc ul{margin:8px 0}
.table-wrap{overflow-x:auto}
table{border-collapse:collapse;width:100%;margin:22px 0}
th,td{border:1px solid var(--line);padding:12px;text-align:left;vertical-align:top}
th{background:var(--panel)}
footer{border-top:1px solid var(--line);padding:38px 0;color:var(--muted);font-size:.93rem}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:24px}
.small{font-size:.9rem;color:var(--muted)}
.related{margin-top:42px;border-top:1px solid var(--line);padding-top:24px}
.related ul{padding-left:20px}
@media(max-width:820px){
  .hero-grid,.cards,.footer-grid{grid-template-columns:1fr}
  nav{display:none}
  .hero{padding-top:50px}
  .topbar{min-height:64px}
}