:root {
  color-scheme: dark;
  --forge-bg: #071318;
  --forge-bg-soft: #0d1b24;
  --forge-panel: rgba(14, 28, 40, 0.92);
  --forge-panel-strong: rgba(10, 22, 34, 0.95);
  --forge-line: rgba(148, 163, 184, 0.2);
  --forge-text: #e2e8f0;
  --forge-muted: #9fb0c2;
  --forge-cyan: #22d3ee;
  --forge-cyan-soft: #67e8f9;
  --forge-amber: #fbbf24;
  --forge-amber-soft: #fdba74;
  --forge-rose: #fb7185;
  --forge-shadow: 0 24px 80px rgba(0, 0, 0, 0.38);
  --forge-radius: 28px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at top, rgba(34, 211, 238, 0.18), transparent 30%),
    radial-gradient(circle at bottom right, rgba(251, 191, 36, 0.12), transparent 26%),
    linear-gradient(180deg, #071318 0%, #09131c 48%, #050b11 100%);
  color: var(--forge-text);
  font-family: 'Trebuchet MS', 'Segoe UI', sans-serif;
}

.forge-shell {
  width: min(1360px, calc(100% - 32px));
  margin: 0 auto;
  padding: 28px 0 40px;
}

.forge-hero,
.forge-panel,
.forge-sidecard {
  border: 1px solid var(--forge-line);
  box-shadow: var(--forge-shadow);
}

.forge-hero {
  display: grid;
  gap: 22px;
  padding: 26px;
  border-radius: var(--forge-radius);
  background:
    linear-gradient(135deg, rgba(34, 211, 238, 0.12), transparent 32%),
    linear-gradient(160deg, rgba(251, 191, 36, 0.16), transparent 38%),
    var(--forge-panel);
}

.forge-hero__back {
  width: fit-content;
  color: var(--forge-cyan-soft);
  text-decoration: none;
  font-size: 0.95rem;
}

.forge-hero__eyebrow {
  margin: 0 0 10px;
  color: var(--forge-amber-soft);
  text-transform: uppercase;
  letter-spacing: 0.24em;
  font-size: 0.82rem;
}

.forge-hero__title {
  margin: 0;
  font-size: clamp(2.4rem, 4vw, 4.4rem);
  line-height: 0.95;
}

.forge-hero__lead {
  margin: 14px 0 0;
  max-width: 780px;
  color: var(--forge-muted);
  font-size: 1.08rem;
  line-height: 1.7;
}

.forge-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.forge-hero__cta,
.forge-action,
.forge-pad__button {
  border: 0;
  cursor: pointer;
  font: inherit;
}

.forge-hero__cta {
  min-width: 160px;
  padding: 14px 18px;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--forge-cyan), #0284c7);
  color: #041017;
  font-weight: 800;
}

.forge-hero__cta--ghost,
.forge-action--ghost {
  background: rgba(148, 163, 184, 0.16);
  color: var(--forge-text);
}

.forge-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(320px, 0.8fr);
  gap: 24px;
  margin-top: 24px;
}

.forge-panel {
  border-radius: var(--forge-radius);
  background: var(--forge-panel-strong);
}

.forge-panel--primary {
  padding: 22px;
}

.forge-panel--side {
  display: grid;
  gap: 16px;
  align-content: start;
  padding: 18px;
}

.forge-stats {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 12px;
}

.forge-stat,
.forge-sidecard {
  padding: 16px;
  border-radius: 20px;
  background: rgba(11, 20, 31, 0.88);
}

.forge-stat__label {
  display: block;
  color: var(--forge-muted);
  font-size: 0.82rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.forge-stat__value {
  display: block;
  margin-top: 8px;
  color: var(--forge-cyan-soft);
  font-size: 1.55rem;
}

.forge-board-shell {
  position: relative;
  margin-top: 18px;
  padding: 14px;
  border-radius: 24px;
  background: rgba(5, 11, 17, 0.94);
  border: 1px solid rgba(148, 163, 184, 0.16);
}

#forge-canvas {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 18px;
}

.forge-overlay {
  position: absolute;
  inset: 26px;
  display: grid;
  align-content: center;
  justify-items: center;
  gap: 10px;
  padding: 22px;
  text-align: center;
  border-radius: 18px;
  background: rgba(4, 10, 16, 0.82);
  opacity: 0;
  pointer-events: none;
  transition: opacity 160ms ease;
}

.forge-overlay.is-visible {
  opacity: 1;
}

.forge-overlay__kicker {
  margin: 0;
  color: var(--forge-amber-soft);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  font-size: 0.78rem;
}

.forge-overlay__title {
  margin: 0;
  font-size: clamp(1.6rem, 3vw, 2.4rem);
}

.forge-overlay__body,
.forge-sidecard__body,
.forge-rules,
.forge-metrics,
.forge-feed {
  margin: 0;
  color: var(--forge-muted);
}

.forge-overlay__body {
  max-width: 520px;
  line-height: 1.6;
}

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

.forge-pad__button,
.forge-action {
  padding: 14px 12px;
  border-radius: 14px;
  background: rgba(23, 37, 53, 0.94);
  color: var(--forge-text);
  font-weight: 700;
}

.forge-pad__button--pulse,
#forge-pulse-action {
  background: linear-gradient(135deg, var(--forge-amber), #fb7185);
  color: #131013;
}

.forge-sidecard__title {
  margin: 0 0 10px;
  font-size: 1.05rem;
}

.forge-sidecard__body {
  line-height: 1.65;
}

.forge-sidecard__body--muted {
  margin-top: 8px;
  color: #7dd3fc;
}

.forge-rules {
  padding-left: 18px;
  line-height: 1.7;
}

.forge-actions {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

.forge-metrics {
  display: grid;
  gap: 10px;
}

.forge-metrics__row {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 10px 0;
  border-bottom: 1px solid rgba(148, 163, 184, 0.1);
}

.forge-metrics__row:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.forge-feed {
  display: grid;
  gap: 8px;
  padding-left: 18px;
  line-height: 1.6;
}

@media (max-width: 1100px) {
  .forge-layout {
    grid-template-columns: 1fr;
  }

  .forge-stats {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 720px) {
  .forge-shell {
    width: min(100% - 18px, 100%);
    padding-top: 18px;
  }

  .forge-hero,
  .forge-panel--primary,
  .forge-panel--side {
    padding: 16px;
  }

  .forge-stats,
  .forge-actions {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .forge-pad {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .forge-overlay {
    transition: none;
  }
}