:root {
  color-scheme: dark;
  --bg: #06131d;
  --bg-deep: #020910;
  --panel: rgba(7, 22, 34, 0.82);
  --panel-strong: rgba(10, 28, 42, 0.95);
  --stroke: rgba(157, 223, 255, 0.18);
  --text: #edf8ff;
  --muted: #a9bfcd;
  --accent: #7ef3c5;
  --warning: #ffd480;
  --shadow: 0 22px 70px rgba(0, 0, 0, 0.38);
  font-family: "Avenir Next", "Trebuchet MS", "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(58, 142, 201, 0.18), transparent 28%),
    radial-gradient(circle at 80% 20%, rgba(126, 243, 197, 0.14), transparent 24%),
    radial-gradient(circle at bottom, rgba(255, 165, 97, 0.12), transparent 32%),
    linear-gradient(140deg, var(--bg-deep), var(--bg));
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    radial-gradient(circle at 15% 28%, rgba(255, 255, 255, 0.28) 0 1px, transparent 2px),
    radial-gradient(circle at 68% 44%, rgba(255, 255, 255, 0.24) 0 1px, transparent 2px),
    radial-gradient(circle at 42% 82%, rgba(255, 255, 255, 0.18) 0 1px, transparent 2px),
    radial-gradient(circle at 88% 72%, rgba(255, 255, 255, 0.3) 0 1px, transparent 2px);
  opacity: 0.9;
}

.app-shell {
  display: grid;
  grid-template-columns: minmax(320px, 390px) minmax(0, 1fr);
  gap: 24px;
  max-width: 1880px;
  margin: 0 auto;
  padding: 18px;
  min-height: 100vh;
}

.control-panel,
.board-card,
.roster-card {
  background: var(--panel);
  border: 1px solid var(--stroke);
  border-radius: 28px;
  box-shadow: var(--shadow);
  backdrop-filter: blur(16px);
}

.control-panel {
  display: flex;
  flex-direction: column;
  gap: 18px;
  padding: 28px;
  max-height: calc(100vh - 36px);
  overflow: auto;
}

.panel-copy h1,
.board-heading h2 {
  margin: 0;
  letter-spacing: 0.02em;
}

.panel-copy h1 {
  font-size: clamp(2rem, 3vw, 3rem);
  line-height: 0.95;
  max-width: 10ch;
}

.lead,
.roster-note,
#status-text {
  color: var(--muted);
}

.eyebrow,
.status-label {
  margin: 0 0 8px;
  color: var(--accent);
  font-size: 0.78rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.input-label {
  font-weight: 700;
  font-size: 0.95rem;
}

textarea {
  width: 100%;
  min-height: 180px;
  resize: vertical;
  border: 1px solid rgba(157, 223, 255, 0.2);
  border-radius: 22px;
  padding: 18px;
  font: inherit;
  color: var(--text);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.03), transparent),
    rgba(3, 11, 18, 0.8);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.03);
}

textarea:focus {
  outline: 2px solid rgba(126, 243, 197, 0.35);
  outline-offset: 3px;
}

.button-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

button {
  appearance: none;
  border: 0;
  border-radius: 999px;
  padding: 14px 18px;
  font: inherit;
  font-weight: 800;
  color: #02131a;
  background: linear-gradient(135deg, #7ef3c5, #6dc6ff);
  cursor: pointer;
  transition: transform 160ms ease, box-shadow 160ms ease, opacity 160ms ease;
  box-shadow: 0 12px 30px rgba(109, 198, 255, 0.2);
}

button:hover {
  transform: translateY(-2px);
}

button:active {
  transform: translateY(0);
}

.ghost-button {
  color: var(--text);
  background: rgba(255, 255, 255, 0.06);
  box-shadow: none;
}

.status-card,
.winner-card,
.bonus-panel {
  padding: 18px 20px;
  border-radius: 22px;
  background: var(--panel-strong);
  border: 1px solid rgba(255, 255, 255, 0.06);
}

.bonus-panel {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.bonus-panel-head {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.bonus-note {
  margin: 0;
  font-size: 0.82rem;
  color: var(--muted);
}

.bonus-options {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.bonus-toggle {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.06);
}

.bonus-toggle input {
  margin: 0;
  accent-color: #7ef3c5;
}

.bonus-toggle span {
  font-size: 0.84rem;
  font-weight: 700;
  color: var(--text);
}

#winner-name {
  margin: 0;
  font-size: 1.65rem;
  font-weight: 900;
}

.stage-panel {
  display: grid;
  grid-template-rows: minmax(0, 1fr) auto;
  gap: 24px;
  min-width: 0;
  min-height: calc(100vh - 36px);
}

.board-card,
.roster-card {
  padding: 22px;
}

.board-card {
  display: flex;
  flex-direction: column;
  min-height: 0;
}

.board-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 18px;
}

.board-heading.compact {
  align-items: end;
}

.legend-pill {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  border-radius: 999px;
  padding: 10px 14px;
  color: var(--muted);
  background: rgba(255, 255, 255, 0.05);
}

.legend-dot {
  width: 10px;
  height: 10px;
  border-radius: 999px;
  background: var(--warning);
  box-shadow: 0 0 18px rgba(255, 212, 128, 0.8);
}

.canvas-frame {
  position: relative;
  width: 100%;
  max-width: 1440px;
  aspect-ratio: 16 / 9;
  margin: 0 auto;
  border-radius: 28px;
  overflow: hidden;
  background:
    linear-gradient(180deg, rgba(126, 243, 197, 0.04), rgba(2, 9, 16, 0.08)),
    linear-gradient(90deg, rgba(157, 223, 255, 0.06) 1px, transparent 1px),
    linear-gradient(rgba(157, 223, 255, 0.06) 1px, transparent 1px),
    rgba(3, 13, 21, 0.84);
  background-size: auto, 96px 96px, 96px 96px, auto;
  border: 1px solid rgba(157, 223, 255, 0.16);
}

canvas {
  display: block;
  width: 100%;
  height: 100%;
}

.scanlines {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: repeating-linear-gradient(
    180deg,
    rgba(255, 255, 255, 0.02) 0 2px,
    transparent 2px 5px
  );
  mix-blend-mode: soft-light;
}

.roster-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 12px;
}

.roster-tile {
  position: relative;
  overflow: hidden;
  min-height: 86px;
  padding: 14px;
  border-radius: 20px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  transition: transform 160ms ease, opacity 200ms ease, filter 200ms ease;
}

.roster-tile::after {
  content: "";
  position: absolute;
  inset: auto -20% -40% auto;
  width: 80px;
  height: 80px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.14);
  filter: blur(2px);
}

.roster-tile.is-out {
  opacity: 0.38;
  filter: grayscale(0.35);
  transform: scale(0.98);
}

.roster-name,
.roster-health,
.roster-weapon {
  position: relative;
  z-index: 1;
  margin: 0;
}

.roster-meta {
  position: relative;
  z-index: 1;
  margin: 6px 0 0;
}

.roster-name {
  font-weight: 900;
  font-size: 1.05rem;
}

.roster-health {
  margin-top: 10px;
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.82);
}

.roster-weapon {
  margin-top: 6px;
  font-size: 0.78rem;
  letter-spacing: 0.03em;
  color: rgba(3, 16, 24, 0.88);
  font-weight: 800;
}

.roster-meta {
  font-size: 0.74rem;
  letter-spacing: 0.03em;
  color: rgba(255, 255, 255, 0.88);
}

.roster-card {
  max-height: 280px;
  overflow: auto;
}

@media (max-width: 980px) {
  .app-shell {
    grid-template-columns: 1fr;
    max-width: 100%;
  }

  .panel-copy h1 {
    max-width: none;
  }

  .control-panel,
  .stage-panel {
    max-height: none;
    min-height: 0;
  }
}

@media (max-width: 640px) {
  body {
    background:
      radial-gradient(circle at top, rgba(58, 142, 201, 0.18), transparent 32%),
      linear-gradient(180deg, var(--bg-deep), var(--bg));
  }

  .app-shell {
    padding: 14px;
    gap: 16px;
  }

  .control-panel,
  .board-card,
  .roster-card {
    border-radius: 22px;
  }

  .button-row {
    grid-template-columns: 1fr;
  }

  .bonus-options {
    grid-template-columns: 1fr;
  }

  .board-heading {
    flex-direction: column;
    align-items: flex-start;
  }
}