:root{--bg:#f6f2eb;--paper:#fff;--ink:#171714;--muted:#6c6962;--line:#ddd6ca;--wood:#8f6f50;--dark:#1f1f1c}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,Arial,Helvetica,sans-serif;background:var(--bg);color:var(--ink);line-height:1.6}a{color:inherit;text-decoration:none}.wrap{max-width:1180px;margin:auto;padding:0 24px}
header{position:sticky;top:0;z-index:20;background:rgba(246,242,235,.96);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}nav{height:72px;display:flex;align-items:center;justify-content:space-between}.brand{font-weight:900;letter-spacing:4px;font-size:25px}.navlinks{display:flex;gap:24px;font-size:14px}
.hero{padding:88px 0 70px;background:linear-gradient(120deg,#f6f2eb,#e6dccd)}.hero-grid,.product-hero{display:grid;grid-template-columns:1.08fr .92fr;gap:48px;align-items:center}.eyebrow,.tag{text-transform:uppercase;letter-spacing:1.6px;font-size:11px;font-weight:800;color:var(--wood)}
h1{font-size:58px;line-height:1.02;margin:12px 0 20px;max-width:850px}h2{font-size:36px;line-height:1.15;margin:0 0 16px}h3{font-size:22px;margin:8px 0 10px}.lead{font-size:19px;color:var(--muted);max-width:760px}.small{font-size:13px;color:var(--muted)}
.btn{display:inline-block;background:var(--dark);color:#fff;padding:13px 19px;border-radius:5px;font-weight:800;margin:12px 8px 0 0}.btn.alt{background:transparent;color:var(--ink);border:1px solid var(--ink)}
section{padding:72px 0}.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.card{background:var(--paper);border:1px solid var(--line);padding:22px;border-radius:12px}.card p{color:var(--muted)}
.product-img{width:100%;height:280px;object-fit:contain;background:#fff;border-radius:9px;padding:10px}.hero-img{width:100%;max-height:520px;object-fit:contain;background:#fff;border-radius:14px;padding:16px;box-shadow:0 16px 50px rgba(45,36,26,.08)}
.pills{display:flex;gap:8px;flex-wrap:wrap;margin:12px 0}.pill{padding:6px 10px;border:1px solid var(--line);background:#fff;border-radius:999px;font-size:12px}.feature-list{padding-left:18px}.feature-list li{margin:9px 0}.band{background:var(--dark);color:#fff}.band .lead{color:#d7d2c9}
.compare{width:100%;border-collapse:collapse;background:#fff;border:1px solid var(--line)}.compare th,.compare td{padding:14px;border-bottom:1px solid var(--line);text-align:left}.compare th{background:#eee7dc}.article{max-width:820px}.article h1{font-size:46px}.article h2{font-size:29px;margin-top:42px}.article p{font-size:17px}.callout{background:#fff;border-left:4px solid var(--wood);padding:20px 24px;margin:28px 0}.breadcrumbs{font-size:13px;color:var(--muted);margin-bottom:18px}footer{padding:42px 0;border-top:1px solid var(--line);color:var(--muted)}
@media(max-width:820px){.navlinks{display:none}.hero-grid,.product-hero,.grid{grid-template-columns:1fr}h1{font-size:41px}h2{font-size:30px}.hero{padding:58px 0}.product-img{height:240px}}

/* AOSINA brand mark */
.brand{display:inline-flex;align-items:center;gap:10px;white-space:nowrap}.brand::before{content:"";display:block;flex:0 0 32px;width:32px;height:32px;border-radius:7px;background:url("/assets/aosina-icon-64.png?v=1") center/contain no-repeat}