:root {
  --bg-deep: #0c241b;
  --bg-mid: #16513d;
  --panel: rgba(242, 247, 243, 0.96);
  --panel-soft: rgba(247, 251, 248, 0.92);
  --ink: #16251d;
  --muted: #607066;
  --line: rgba(22, 37, 29, 0.12);
  --felt: #1e6b50;
  --felt-deep: #134735;
  --shadow: 0 22px 48px rgba(3, 11, 24, 0.28);
}

* { box-sizing: border-box; }
html, body { margin: 0; min-height: 100%; }

body {
  font-family: "Avenir Next", "Trebuchet MS", "Segoe UI", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at 18% 10%, rgba(244, 212, 130, 0.14), transparent 20%),
    radial-gradient(circle at 86% 12%, rgba(73, 144, 113, 0.18), transparent 20%),
    linear-gradient(155deg, var(--bg-deep), var(--bg-mid));
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  background:
    linear-gradient(120deg, rgba(255, 255, 255, 0.03), transparent 28%),
    linear-gradient(rgba(255, 255, 255, 0.02) 0, rgba(255, 255, 255, 0.02) 1px, transparent 1px, transparent 80px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.02) 0, rgba(255, 255, 255, 0.02) 1px, transparent 1px, transparent 80px);
  opacity: 0.32;
  pointer-events: none;
}

.blackjack-app {
  width: min(1220px, calc(100% - 28px));
  margin: 0 auto;
  padding: 24px 0 40px;
}

.blackjack-topbar,
.blackjack-controls-panel,
.blackjack-table-panel,
.seat-card,
.rules-card,
.result-overlay-card {
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: var(--panel);
  box-shadow: var(--shadow);
  backdrop-filter: blur(14px);
}

.blackjack-topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  padding: 14px 18px;
  border-radius: 24px;
}

.blackjack-topbar-actions { display: flex; align-items: center; gap: 12px; }
.blackjack-brand { display: inline-flex; align-items: center; gap: 14px; color: var(--ink); text-decoration: none; }
.blackjack-brand-mark {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border-radius: 14px;
  background: linear-gradient(135deg, #f3f6f3, #2f8a65);
  color: #16251d;
  font-weight: 900;
}
.blackjack-brand-copy { display: grid; gap: 2px; }
.blackjack-brand-copy strong { font-size: 1.04rem; }
.blackjack-brand-copy span { color: var(--muted); font-size: 0.92rem; }

.blackjack-return,
.blackjack-support,
.action-button {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  min-height: 46px;
  padding: 0 18px;
  border-radius: 999px;
  border: 1px solid rgba(21, 34, 55, 0.12);
  background: linear-gradient(145deg, #f8fbff, #dcebe2);
  color: var(--ink);
  font: inherit;
  font-weight: 800;
  text-decoration: none;
  cursor: pointer;
  transition: transform 140ms ease, opacity 140ms ease;
}

.blackjack-support {
  background: linear-gradient(145deg, #ffdc42, #f0b90a);
  color: #24150f;
}

.action-button.primary {
  background: linear-gradient(145deg, #daf1d7, #66b07c);
  color: #122117;
}

.blackjack-return:hover,
.blackjack-return:focus-visible,
.blackjack-support:hover,
.blackjack-support:focus-visible,
.action-button:hover,
.action-button:focus-visible { transform: translateY(-1px); }

.action-button:disabled { opacity: 0.45; cursor: not-allowed; transform: none; }

.blackjack-hero {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(360px, 1.08fr);
  gap: 20px;
  align-items: start;
  padding: 28px 0 18px;
}

.eyebrow {
  margin: 0 0 12px;
  color: rgba(255, 255, 255, 0.76);
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.eyebrow.dark { color: #436052; }

.blackjack-copy h1,
.status-copy h2,
.rules-card h2,
.result-overlay-card h2,
.seat-label {
  font-family: "Iowan Old Style", "Palatino Linotype", "Book Antiqua", serif;
}

.blackjack-copy h1 {
  margin: 0 0 14px;
  max-width: 11ch;
  color: #fff8ec;
  font-size: clamp(2.5rem, 5vw, 4.7rem);
  line-height: 0.95;
}

.blackjack-copy p:last-child {
  margin: 0;
  max-width: 60ch;
  color: rgba(239, 245, 255, 0.86);
  line-height: 1.65;
}

.blackjack-controls-panel { border-radius: 30px; padding: 22px; }
.status-copy h2 { margin: 0; font-size: clamp(1.28rem, 2.4vw, 1.82rem); line-height: 1.12; }
.notice-text { margin: 10px 0 0; color: var(--muted); line-height: 1.55; }

.metric-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-top: 18px;
}

.metric-card {
  display: grid;
  gap: 4px;
  padding: 15px 16px;
  border-radius: 22px;
  background: linear-gradient(145deg, #eef7f0, #dfece3);
}

.metric-card span { color: var(--muted); font-size: 0.82rem; font-weight: 700; }
.metric-card strong { font-size: clamp(1.26rem, 2.6vw, 1.7rem); }

.action-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 18px;
}

.blackjack-table-panel {
  margin-top: 8px;
  padding: 22px;
  border-radius: 30px;
  background:
    radial-gradient(circle at 20% 15%, rgba(255,255,255,0.12), transparent 24%),
    linear-gradient(180deg, var(--felt), var(--felt-deep));
}

.seat-card {
  border-radius: 26px;
  padding: 18px;
  margin-bottom: 18px;
}

.seat-card:last-child { margin-bottom: 0; }

.seat-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 14px;
}

.seat-label {
  font-size: 1.5rem;
  font-weight: 700;
}

.seat-head strong {
  font-size: 1.8rem;
}

.hand-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  min-height: 150px;
}

.blackjack-card {
  display: grid;
  align-content: space-between;
  width: 94px;
  height: 136px;
  padding: 14px 12px;
  border-radius: 18px;
  background: linear-gradient(145deg, #fffefa, #ebe7d8);
  box-shadow: 0 10px 22px rgba(10, 19, 16, 0.18);
}

.blackjack-card.red { color: #a13a2b; }
.blackjack-card.dark { color: #182229; }
.blackjack-card.is-hidden {
  place-items: center;
  background: linear-gradient(145deg, #294d63, #162f42);
  color: #f3f7fa;
}

.card-rank { font-size: 1.6rem; font-weight: 800; }
.card-suit { justify-self: end; font-size: 2rem; }
.card-back { font-size: 2rem; font-weight: 900; letter-spacing: 0.06em; }

.result-overlay {
  position: fixed;
  inset: 0;
  display: grid;
  place-items: center;
  padding: 20px;
  background: rgba(6, 16, 27, 0.62);
  z-index: 60;
}

.result-overlay[hidden] { display: none !important; }

.result-overlay-card {
  width: min(460px, 100%);
  border-radius: 28px;
  padding: 24px;
  text-align: center;
}

.overlay-kicker {
  margin: 0 0 12px;
  color: #4f735a;
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.result-overlay-card h2 { margin: 0 0 12px; font-size: clamp(1.8rem, 4vw, 2.4rem); }
.overlay-message, .overlay-details { margin: 0 0 14px; color: var(--muted); line-height: 1.6; }

.blackjack-seo {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  margin-top: 24px;
}

.rules-card { border-radius: 26px; padding: 18px 20px; }
.rules-card h2 { margin: 0 0 14px; font-size: 1.24rem; }
.rules-card p, .rules-card li, .faq-list dd {
  color: var(--muted);
  line-height: 1.65;
}
.rules-card ol, .rules-card ul { margin: 0; padding-left: 20px; }
.faq-list { margin: 0; display: grid; gap: 10px; }
.faq-list dt { font-weight: 800; }
.faq-list dd { margin: 0; }

@media (max-width: 1080px) {
  .blackjack-hero,
  .blackjack-seo { grid-template-columns: 1fr; }
}

@media (max-width: 760px) {
  .blackjack-app { width: min(100% - 18px, 100%); padding-top: 14px; }
  .blackjack-topbar { flex-direction: column; align-items: stretch; }
  .blackjack-topbar-actions,
  .action-row { flex-direction: column; width: 100%; }
  .metric-grid { grid-template-columns: 1fr; }
  .hand-row { min-height: 120px; }
  .blackjack-card { width: 80px; height: 120px; }
}