:root{
    --bg:#ffffff;
    --text:#1f2937; /* gray-800 */
    --muted:#6b7280; /* gray-500 */
    --border:#e5e7eb; /* gray-200 */
    --card:#f9fafb; /* gray-50 */
    --orange:#f97316; /* orange-500 */
    --orange-600:#ea580c; /* orange-600 */
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--text);font:16px/1.5 system-ui, -apple-system, Segoe UI, Roboto, Ubuntu, Cantarell, Noto Sans, Arial, "Apple Color Emoji","Segoe UI Emoji"}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.container{max-width:1100px;margin:auto;padding:0 16px}
.border{border:1px solid var(--border)}
.btn{display:inline-flex;align-items:center;gap:.5rem;padding:.9rem 1.1rem;border-radius:16px;border:1px solid var(--border);cursor:pointer}
.btn-primary{background:var(--orange);color:#fff;border-color:var(--orange)}
.btn-primary:hover{background:var(--orange-600);border-color:var(--orange-600)}
.btn-ghost:hover{background:#f3f4f6}
.tag{display:inline-block;background:#fff;border:1px solid var(--border);padding:.25rem .6rem;border-radius:999px;font-size:.8rem;color:var(--muted)}

/* Header */
header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.9);backdrop-filter:saturate(1.2) blur(6px);border-bottom:1px solid var(--border)}
.nav{display:flex;align-items:center;justify-content:space-between;padding:12px 0}
.brand{display:flex;align-items:center;gap:12px}
.brand img{width:40px;height:40px;border-radius:12px}
.brand-name{font-weight:800;letter-spacing:.02em}
.links{display:none;gap:24px;font-size:.95rem}
.menu-btn{border:1px solid var(--border);border-radius:10px;padding:8px 10px;background:#fff}
@media(min-width:768px){.links{display:flex}.menu-btn{display:none}}
.mobile{display:none;border-top:1px solid var(--border);padding:12px 0}
.mobile.open{display:block}

/* Hero */
.hero{padding:70px 0 40px}
.hero-grid{display:grid;gap:32px;align-items:center}
@media(min-width:900px){.hero-grid{grid-template-columns:1fr 1fr}}
.h1{font-size:clamp(32px,6vw,48px);font-weight:900;line-height:1.1}
.muted{color:var(--muted)}

/* Sections */
section{padding:64px 0;border-top:1px solid var(--border)}
h2{font-size:clamp(24px,3.5vw,32px);font-weight:800;margin:0}

.grid-2{display:grid;gap:28px}
@media(min-width:900px){.grid-2{grid-template-columns:1fr 1fr}}

.card{background:#fff;border:1px solid var(--border);border-radius:22px;padding:18px}
.card.alt{background:var(--card)}

.policy-grid{display:grid;gap:18px}
@media(min-width:900px){.policy-grid{grid-template-columns:repeat(3,1fr)}}
.policy{border:1px solid var(--border);border-radius:22px;padding:18px;background:#fff;box-shadow:0 2px 10px rgba(0,0,0,.04)}
.policy h3{margin:.2rem 0 0;font-size:1.05rem}

/* Footer */
footer{border-top:1px solid var(--border);padding:18px 0;color:var(--muted);font-size:.95rem}
footer .row{display:flex;gap:12px;align-items:center;justify-content:space-between;flex-wrap:wrap}
footer img{width:24px;height:24px;border-radius:6px}

/* Utility */
.accent{color:var(--orange)}