:root {
  --bg: #f8fafc;
  --card: #ffffff;
  --primary: #ea580c;
  --primary-dark: #c2410c;
  --accent: #0ea5e9;
  --text: #1e293b;
  --text-muted: #64748b;
  --danger: #dc2626;
  --success: #16a34a;
  --border: #e2e8f0;
  --dark: #0f172a;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: "Segoe UI", system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
}

.announce {
  background: var(--dark);
  color: #fbbf24;
  text-align: center;
  font-size: 0.8rem;
  padding: 6px 12px;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 32px;
  background: var(--card);
  border-bottom: 1px solid var(--border);
  box-shadow: 0 1px 3px rgba(0,0,0,0.04);
  flex-wrap: wrap;
  gap: 10px;
}

.brand {
  font-weight: 800;
  font-size: 1.4rem;
  color: var(--dark);
  text-decoration: none;
}
.brand span { color: var(--primary); }

nav a {
  color: var(--text-muted);
  text-decoration: none;
  margin-left: 18px;
  font-size: 0.9rem;
  font-weight: 600;
  transition: color 0.15s ease;
}
nav a:hover { color: var(--primary); }

.container {
  max-width: 1000px;
  margin: 0 auto;
  padding: 32px 24px 80px;
}

.hero {
  background: linear-gradient(135deg, var(--dark), #1e3a5f);
  color: #fff;
  border-radius: 14px;
  padding: 48px 36px;
  margin-bottom: 36px;
}
.hero h1 { margin: 0 0 8px; font-size: 2rem; }
.hero p { color: #cbd5e1; margin: 0 0 20px; }
.btn-hero {
  display: inline-block;
  background: var(--primary);
  color: #fff;
  text-decoration: none;
  padding: 10px 22px;
  border-radius: 8px;
  font-weight: 700;
  border: none;
  cursor: pointer;
}
.btn-hero:hover { background: var(--primary-dark); }

h1 { color: var(--dark); }
.section-title {
  margin-top: 36px;
  border-left: 4px solid var(--primary);
  padding-left: 12px;
  color: var(--dark);
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 16px;
}

.product-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 18px;
  text-decoration: none;
  color: var(--text);
  transition: transform 0.12s ease, box-shadow 0.12s ease;
}
.product-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 20px rgba(0,0,0,0.08);
}
.product-icon { font-size: 2.4rem; margin-bottom: 8px; }
.product-cat { color: var(--accent); font-size: 0.75rem; font-weight: 700; text-transform: uppercase; }
.product-name { font-weight: 700; margin: 4px 0; }
.product-price { color: var(--primary); font-weight: 800; font-size: 1.1rem; }
.product-price.big { font-size: 1.6rem; margin: 10px 0; }
.product-stock { color: var(--text-muted); font-size: 0.8rem; }

.product-detail {
  display: flex;
  gap: 28px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 28px;
  align-items: flex-start;
}
.product-detail-icon {
  font-size: 5rem;
  background: var(--bg);
  border-radius: 12px;
  padding: 30px;
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 20px;
  margin: 20px 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
  max-width: 480px;
}
.search-card { flex-direction: row; max-width: none; }
.search-card input { flex: 1; }

input, textarea, select {
  background: #fff;
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 6px;
  padding: 10px 12px;
  font-size: 0.95rem;
}
input:focus, textarea:focus { outline: 2px solid var(--primary); border-color: var(--primary); }

button {
  background: var(--primary);
  color: #fff;
  border: none;
  padding: 10px 18px;
  border-radius: 6px;
  cursor: pointer;
  font-weight: 700;
}
button:hover { background: var(--primary-dark); }

.notice {
  background: #fff7ed;
  border: 1px solid var(--primary);
  color: var(--text);
  border-radius: 8px;
  padding: 12px 16px;
  margin-top: 20px;
  font-size: 0.9rem;
}
.hint-text { color: var(--text-muted); font-size: 0.85rem; }
.error { color: var(--danger); font-weight: 700; }
.success { color: var(--success); font-weight: 700; }

.table { width: 100%; border-collapse: collapse; margin-top: 16px; background: var(--card); }
.table th, .table td { border: 1px solid var(--border); padding: 8px 10px; text-align: left; font-size: 0.88rem; }
.table th { background: var(--dark); color: #fff; }
.table a { color: var(--primary); font-weight: 600; text-decoration: none; }

.reviews { margin-top: 20px; display: flex; flex-direction: column; gap: 12px; }
.review {
  background: var(--card);
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent);
  border-radius: 8px;
  padding: 12px 16px;
}
.review .stars { margin-left: 8px; }
.review .date { color: var(--text-muted); font-size: 0.75rem; margin-left: 10px; }
.review p { margin: 6px 0 0; }

.footer {
  background: var(--dark);
  color: #94a3b8;
  padding: 32px 24px 16px;
  margin-top: 40px;
}
.footer-grid {
  max-width: 1000px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 24px;
}
.footer-grid a { display: block; color: #94a3b8; text-decoration: none; font-size: 0.85rem; margin-top: 6px; }
.footer .brand { color: #fff; }
.copyright { text-align: center; color: #64748b; font-size: 0.78rem; margin-top: 24px; }