:root {
  --bg: #0b0d12;
  --surface: #14171f;
  --surface-2: #1b1f2a;
  --border: #262b38;
  --text: #e8ebf2;
  --muted: #8b93a7;
  --brand: #6ea8fe;
  --brand-2: #b794f6;
  --accent: #35d6a4;
  --danger: #ff6b6b;
  --radius: 16px;
  --shadow: 0 12px 40px rgba(0,0,0,.35);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: "Segoe UI", system-ui, -apple-system, Roboto, sans-serif;
  background:
    radial-gradient(1200px 600px at 80% -10%, rgba(110,168,254,.12), transparent 60%),
    radial-gradient(900px 500px at 10% 0%, rgba(183,148,246,.10), transparent 55%),
    var(--bg);
  color: var(--text);
  line-height: 1.55;
  min-height: 100vh;
}
.wrap { max-width: 1120px; margin: 0 auto; padding: 0 20px; }
a { color: inherit; text-decoration: none; }
h1, h2, h3 { line-height: 1.2; margin: 0 0 .4em; }

/* Header */
.site-header {
  position: sticky; top: 0; z-index: 10;
  background: rgba(11,13,18,.82);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}
.header-inner { display: flex; align-items: center; gap: 20px; height: 68px; }
.logo { font-size: 1.4rem; font-weight: 800; letter-spacing: -.02em; }
.logo span { color: var(--brand); }
.search { display: flex; flex: 1; max-width: 520px; margin: 0 auto; }
.search input {
  flex: 1; padding: 11px 16px; border: 1px solid var(--border);
  background: var(--surface); color: var(--text);
  border-radius: 999px 0 0 999px; outline: none; font-size: .95rem;
}
.search input:focus { border-color: var(--brand); }
.search button {
  padding: 0 20px; border: 1px solid var(--brand); background: var(--brand);
  color: #07121f; font-weight: 700; border-radius: 0 999px 999px 0; cursor: pointer;
}
.nav { display: flex; gap: 14px; align-items: center; }
.nav-link { color: var(--muted); font-weight: 600; }
.nav-link:hover { color: var(--text); }

/* Mode bar */
.mode-bar { display: flex; align-items: center; gap: 12px; padding: 10px 20px; font-size: .85rem; color: var(--muted); }
.badge { padding: 3px 10px; border-radius: 999px; font-weight: 800; font-size: .72rem; letter-spacing: .04em; }
.badge.vuln { background: rgba(255,107,107,.15); color: var(--danger); border: 1px solid rgba(255,107,107,.4); }
.badge.safe { background: rgba(53,214,164,.15); color: var(--accent); border: 1px solid rgba(53,214,164,.4); }
.mode-hint code { background: var(--surface-2); padding: 1px 6px; border-radius: 6px; }

/* Hero */
.hero {
  margin: 28px 0 10px; padding: 48px 40px; border-radius: 24px;
  background: linear-gradient(135deg, rgba(110,168,254,.16), rgba(183,148,246,.12));
  border: 1px solid var(--border);
}
.hero h1 { font-size: 2.6rem; letter-spacing: -.03em; }
.hero h1 em { color: var(--brand-2); font-style: normal; }
.hero p { color: var(--muted); font-size: 1.1rem; margin: 0; }

.section-title { margin: 32px 0 16px; font-size: 1.3rem; letter-spacing: -.01em; }
.term { color: var(--brand-2); }

/* Grid de produtos */
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); gap: 18px; }
.card {
  display: flex; flex-direction: column; background: var(--surface);
  border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden;
  transition: transform .18s ease, border-color .18s ease, box-shadow .18s ease;
}
.card:hover { transform: translateY(-4px); border-color: var(--brand); box-shadow: var(--shadow); }
.thumb {
  font-size: 3.4rem; display: grid; place-items: center; height: 150px;
  background: radial-gradient(400px 200px at 50% 0%, rgba(110,168,254,.14), transparent), var(--surface-2);
}
.card-body { padding: 16px; display: flex; flex-direction: column; gap: 6px; }
.card-body h3 { font-size: 1.02rem; }
.desc { color: var(--muted); font-size: .86rem; margin: 0; flex: 1;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.price-row { display: flex; justify-content: space-between; align-items: baseline; margin-top: 8px; }
.price { color: var(--accent); font-weight: 800; font-size: 1.05rem; }
.stock { color: var(--muted); font-size: .76rem; }
.empty { color: var(--muted); }

/* Produto */
.product { display: grid; grid-template-columns: 1fr 1.2fr; gap: 32px; margin: 24px 0; align-items: center; }
.product-media {
  font-size: 7rem; display: grid; place-items: center; height: 320px;
  background: var(--surface); border: 1px solid var(--border); border-radius: 24px;
}
.price.big { font-size: 1.8rem; }
.buy {
  margin-top: 14px; padding: 13px 26px; border: none; cursor: pointer;
  background: linear-gradient(135deg, var(--brand), var(--brand-2));
  color: #07121f; font-weight: 800; border-radius: 12px; font-size: 1rem;
}

/* Reviews */
.review-list { list-style: none; padding: 0; display: flex; flex-direction: column; gap: 12px; }
.review { background: var(--surface); border: 1px solid var(--border); border-radius: 12px; padding: 14px 16px; }
.review strong { color: var(--brand); }
.review p { margin: 6px 0 0; }
.review-form { display: flex; flex-direction: column; gap: 10px; margin-top: 20px; max-width: 520px; }
.review-form input, .review-form textarea, .auth input {
  padding: 11px 14px; background: var(--surface); border: 1px solid var(--border);
  color: var(--text); border-radius: 10px; font: inherit; outline: none;
}
.review-form textarea { min-height: 90px; resize: vertical; }
.review-form button, .auth button {
  align-self: flex-start; padding: 11px 22px; border: none; cursor: pointer;
  background: var(--brand); color: #07121f; font-weight: 700; border-radius: 10px;
}

/* Auth / conta */
.auth, .account { max-width: 420px; margin: 32px auto; background: var(--surface);
  border: 1px solid var(--border); border-radius: var(--radius); padding: 28px; }
.account { max-width: 560px; }
.auth form { display: flex; flex-direction: column; gap: 14px; }
.auth label { display: flex; flex-direction: column; gap: 6px; font-weight: 600; font-size: .9rem; color: var(--muted); }
.hint { color: var(--muted); font-size: .85rem; margin-top: 14px; }
.role { padding: 2px 10px; border-radius: 999px; font-weight: 700; font-size: .8rem; }
.role.admin { background: rgba(255,107,107,.15); color: var(--danger); }
.role.customer { background: rgba(110,168,254,.15); color: var(--brand); }

/* Admin / tabelas */
.admin { margin-top: 28px; }
.tbl { width: 100%; border-collapse: collapse; margin-top: 10px; background: var(--surface); border-radius: 12px; overflow: hidden; }
.tbl th, .tbl td { padding: 10px 14px; text-align: left; border-bottom: 1px solid var(--border); font-size: .9rem; }
.tbl th { background: var(--surface-2); color: var(--muted); font-weight: 700; }

/* Flash / erros */
.flash { background: var(--surface-2); border: 1px solid var(--border); border-left: 4px solid var(--brand);
  padding: 12px 16px; border-radius: 10px; margin: 16px 0; }
.flash.err { border-left-color: var(--danger); color: #ffd4d4; }
.sql-error { background: #1a0e0e; border: 1px solid rgba(255,107,107,.4); color: #ffb3b3;
  padding: 14px; border-radius: 10px; overflow-x: auto; font-size: .82rem; }

.page { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 24px; }
.muted { color: var(--muted); font-size: .85rem; }
.muted code, .page code { background: var(--surface-2); padding: 1px 6px; border-radius: 6px; }

.site-footer { color: var(--muted); font-size: .85rem; padding: 40px 20px; margin-top: 40px; border-top: 1px solid var(--border); }

@media (max-width: 720px) {
  .product { grid-template-columns: 1fr; }
  .search { order: 3; max-width: 100%; }
  .header-inner { flex-wrap: wrap; height: auto; padding: 12px 0; }
  .hero { padding: 32px 22px; }
  .hero h1 { font-size: 2rem; }
}