:root {
  --bg: #f7f3ef;
  --text: #2e221b;
  --primary: #7a3f1d;
  --primary-dark: #5f3015;
  --accent: #d49b4d;
  --card: #ffffff;
  --border: #e5d8cc;
  --success: #daf2de;
  --error: #f9d8d8;
}
* { box-sizing: border-box; }
body { margin:0; font-family: Arial, Helvetica, sans-serif; color: var(--text); background: var(--bg); }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display:block; }
.container { width:min(1120px, 92%); margin: 0 auto; }
.site-header { background:#fff; border-bottom:1px solid var(--border); position: sticky; top:0; z-index:10; }
.nav { display:flex; align-items:center; justify-content:space-between; gap:16px; padding: 14px 0; }
.logo { font-weight:800; font-size:1.1rem; }
.logo img { height:50px; width:auto; }
nav { display:flex; gap:12px; align-items:center; flex-wrap:wrap; }
.hero { padding: 56px 0; }
.hero-grid { display:grid; grid-template-columns: 1.1fr .9fr; gap:32px; align-items:center; }
.hero-card, .card { background:var(--card); border:1px solid var(--border); border-radius:20px; overflow:hidden; box-shadow:0 10px 30px rgba(0,0,0,.05); }
.hero-copy { padding: 32px; }
.hero-copy h1 { font-size: clamp(2rem, 4vw, 3.4rem); line-height:1.05; margin:0 0 14px; }
.hero-copy p { font-size:1.1rem; color:#5a4739; margin:0 0 18px; }
.hero-image { min-height: 360px; background: linear-gradient(180deg, #c98d56, #7a3f1d); }
.section { padding: 18px 0 44px; }
.section h2 { margin:0 0 16px; font-size:1.9rem; }
.grid { display:grid; grid-template-columns:repeat(3, 1fr); gap:20px; }
.product-card .content { padding:18px; }
.product-card h3 { margin:0 0 8px; }
.badge { display:inline-block; background:#f4e3cf; color:#7b4b19; border-radius:999px; padding:6px 10px; font-size:.82rem; font-weight:700; }
.btn { display:inline-block; padding:12px 16px; border-radius:12px; background:var(--primary); color:#fff; font-weight:700; border:none; cursor:pointer; }
.btn:hover { background:var(--primary-dark); }
.btn-outline { background: transparent; color: var(--primary); border:1px solid var(--primary); }
.cta-row { display:flex; gap:12px; flex-wrap:wrap; }
.form-card { padding:22px; }
.form-grid { display:grid; grid-template-columns:repeat(2, 1fr); gap:14px; }
.form-group { display:flex; flex-direction:column; gap:6px; }
input, textarea, select { width:100%; padding:12px 14px; border-radius:12px; border:1px solid var(--border); background:#fff; color:var(--text); }
textarea { min-height:120px; resize: vertical; }
.alert { padding: 14px 16px; border-radius: 12px; margin-bottom: 12px; }
.alert-success { background: var(--success); }
.alert-error { background: var(--error); }
.site-footer { margin-top: 48px; background: #2b1d16; color: #fff; padding: 34px 0; }
.footer-grid { display:grid; grid-template-columns:repeat(2, 1fr); gap:20px; }
.whatsapp-float { position: fixed; right: 20px; bottom: 20px; background: #25D366; color:#fff; padding: 14px 18px; border-radius: 999px; font-weight:700; box-shadow:0 8px 20px rgba(0,0,0,.2); }
.admin-shell { display:grid; grid-template-columns: 240px 1fr; min-height:100vh; }
.admin-sidebar { background:#2b1d16; color:#fff; padding:24px; }
.admin-sidebar a { display:block; padding:10px 0; color:#fff; }
.admin-main { padding:24px; }
.table-wrap { overflow:auto; background:#fff; border:1px solid var(--border); border-radius:18px; }
table { width:100%; border-collapse: collapse; }
th, td { padding:12px; text-align:left; border-bottom:1px solid var(--border); }
.stats { display:grid; grid-template-columns: repeat(3,1fr); gap:18px; margin-bottom:24px; }
.stat { background:#fff; border:1px solid var(--border); border-radius:18px; padding:20px; }
@media (max-width: 900px) {
  .hero-grid, .grid, .form-grid, .footer-grid, .stats, .admin-shell { grid-template-columns: 1fr; }
  .nav { flex-direction: column; align-items: flex-start; }
}