:root{--bg:#f4f1ed;--paper:#fff;--ink:#241912;--muted:#75685f;--brand:#322219;--line:#e3d9cf;--accent:#0f527d}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font-family:Segoe UI,Arial,sans-serif}.topbar{background:var(--brand);color:#fff;min-height:72px;display:flex;align-items:center;justify-content:space-between;padding:14px 28px;gap:20px}.brand{display:flex;align-items:center;gap:16px}.brand img{height:46px;background:#fff;border-radius:8px;padding:5px}.brand strong{font-size:22px;letter-spacing:.5px}.nav{display:flex;gap:8px;flex-wrap:wrap}.nav a,.back{color:#fff;text-decoration:none;border:1px solid rgba(255,255,255,.35);border-radius:7px;padding:9px 12px;font-weight:700}.nav a:hover,.back:hover{background:rgba(255,255,255,.12)}main{max-width:1180px;margin:0 auto;padding:36px 24px}.hero{margin-bottom:28px}.hero h1{font-size:38px;margin:0 0 8px}.hero p{margin:0;color:var(--muted);font-size:18px}.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:18px}.card{background:var(--paper);border:1px solid var(--line);border-radius:8px;padding:22px;text-decoration:none;color:var(--ink);box-shadow:0 10px 28px rgba(38,25,16,.08)}.card h2{margin:0 0 8px;font-size:22px}.card p{margin:0;color:var(--muted);line-height:1.45}.card:hover{border-color:#b99a7c;transform:translateY(-1px)}.placeholder{background:#fff;border:1px solid var(--line);border-radius:8px;padding:42px;text-align:center}.placeholder h1{margin:0 0 12px}.portal-back{position:fixed;top:14px;left:14px;z-index:10000;background:#322219;color:#fff;text-decoration:none;border-radius:7px;padding:10px 13px;font-family:Segoe UI,Arial,sans-serif;font-weight:800;box-shadow:0 8px 22px rgba(0,0,0,.25)}.portal-back:hover{background:#4a3124}@media(max-width:760px){.topbar{align-items:flex-start;flex-direction:column}.hero h1{font-size:30px}.nav a,.back{font-size:14px}.brand strong{font-size:18px}}