*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg: #0d0d1a;
  --surface: #13132a;
  --card-bg: #1a1a35;
  --accent: #7c3aed;
  --accent2: #06b6d4;
  --gold: #f59e0b;
  --text: #e2e8f0;
  --muted: #94a3b8;
  --radius: 14px;
}

body { background: var(--bg); color: var(--text); font-family: 'Segoe UI', system-ui, sans-serif; line-height: 1.6; }

/* HEADER */
header {
  background: linear-gradient(135deg, #0d0d1a 0%, #1e1040 50%, #0d0d1a 100%);
  text-align: center;
  padding: 3rem 1rem 2.5rem;
  border-bottom: 2px solid var(--accent);
  position: relative;
  overflow: hidden;
}
header::before {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(ellipse at 50% 0%, rgba(124,58,237,.3) 0%, transparent 70%);
}
.badge {
  display: inline-block;
  background: var(--accent);
  color: #fff;
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  padding: .25rem .75rem;
  border-radius: 999px;
  margin-bottom: .75rem;
  position: relative;
}
header h1 {
  font-size: clamp(2rem, 6vw, 3.5rem);
  font-weight: 900;
  background: linear-gradient(90deg, #a78bfa, #06b6d4);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  position: relative;
}
.subtitle {
  color: var(--gold);
  font-size: 1.1rem;
  font-weight: 600;
  letter-spacing: .15em;
  text-transform: uppercase;
  margin-top: .25rem;
  position: relative;
}

/* INTRO */
.intro { max-width: 700px; margin: 2.5rem auto; text-align: center; padding: 0 1.5rem; color: var(--muted); font-size: 1.05rem; }
.intro strong { color: var(--text); }

/* CARDS SECTION */
.cards-section { max-width: 1100px; margin: 0 auto 3rem; padding: 0 1.5rem; }
.cards-section h2, .booth-info h2 { font-size: 1.4rem; font-weight: 700; margin-bottom: 1.5rem; color: var(--accent2); letter-spacing: .05em; text-transform: uppercase; }

.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 1.25rem; }

.card {
  background: var(--card-bg);
  border-radius: var(--radius);
  border: 1.5px solid #2d2d5a;
  padding: 1.25rem 1rem 1rem;
  display: flex; flex-direction: column; align-items: center;
  cursor: pointer;
  transition: transform .2s, box-shadow .2s, border-color .2s;
  position: relative;
  overflow: hidden;
}
.card:hover { transform: translateY(-6px) scale(1.03); box-shadow: 0 12px 32px rgba(124,58,237,.35); border-color: var(--accent); }

.card.legendary { border-color: var(--gold); background: linear-gradient(160deg, #1a1a35, #2a1a00); }
.card.legendary:hover { box-shadow: 0 12px 40px rgba(245,158,11,.45); }
.card.rare { border-color: #818cf8; }
.card.uncommon { border-color: #34d399; }

.card-art { font-size: 3rem; margin-bottom: .6rem; line-height: 1; }
.card-name { font-weight: 700; font-size: .95rem; text-align: center; margin-bottom: .3rem; }
.card-type { font-size: .7rem; text-transform: uppercase; letter-spacing: .1em; color: var(--muted); margin-bottom: .5rem; }
.card-power { font-size: .75rem; font-weight: 600; background: rgba(255,255,255,.07); border-radius: 6px; padding: .2rem .5rem; }

.rarity-badge {
  position: absolute; top: .5rem; right: .5rem;
  font-size: .6rem; font-weight: 800; letter-spacing: .08em;
  text-transform: uppercase; padding: .15rem .4rem; border-radius: 4px;
}
.legendary .rarity-badge { background: var(--gold); color: #000; }
.rare .rarity-badge { background: #818cf8; color: #000; }
.uncommon .rarity-badge { background: #34d399; color: #000; }
.common .rarity-badge { background: #475569; color: #fff; }

/* BOOTH INFO */
.booth-info { background: var(--surface); padding: 3rem 1.5rem; border-top: 1px solid #1e1e3f; border-bottom: 1px solid #1e1e3f; }
.booth-info > * { max-width: 1000px; margin-left: auto; margin-right: auto; }
.info-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 1.25rem; max-width: 1000px; margin: 0 auto; }
.info-card { background: var(--card-bg); border-radius: var(--radius); border: 1px solid #2d2d5a; padding: 1.5rem 1.25rem; text-align: center; }
.info-card .icon { font-size: 2rem; margin-bottom: .5rem; }
.info-card h3 { font-size: .95rem; font-weight: 700; margin-bottom: .4rem; color: var(--accent2); }
.info-card p { font-size: .85rem; color: var(--muted); }
.info-card strong { color: var(--text); }

/* FOOTER */
footer { text-align: center; padding: 1.5rem; color: var(--muted); font-size: .8rem; }
footer a { color: var(--accent2); text-decoration: none; }
footer a:hover { text-decoration: underline; }

/* FLIP EFFECT */
.card.flipped .card-inner { transform: rotateY(180deg); }