* {
  box-sizing: border-box;
}

:root {
  --bg: #101419;
  --panel: #171e26;
  --panel-soft: #1e2731;
  --text: #f2f6fa;
  --muted: #aab6c2;
  --border: #2d3946;
  --accent: #33d17a;
  --accent-dark: #168a49;
  --danger: #ff5c5c;
  --warning: #ffc857;
  --pink: #ff72ef;
  --blue-zone: #0f7fa3;
  --blue-dark: #08485f;
  --active-dark: #122b3a;
  --shadow: 0 18px 50px rgba(0, 0, 0, 0.35);
  --radius: 18px;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background:
    radial-gradient(circle at top left, rgba(51, 209, 122, 0.16), transparent 28rem),
    radial-gradient(circle at top right, rgba(255, 114, 239, 0.11), transparent 24rem),
    var(--bg);
  color: var(--text);
}

button,
input,
select {
  font: inherit;
}

button {
  cursor: pointer;
}

.app-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1.5rem;
  padding: 0.85rem clamp(0.75rem, 2vw, 1.5rem);
  border-bottom: 1px solid var(--border);
  background: rgba(16, 20, 25, 0.78);
  backdrop-filter: blur(16px);
  position: sticky;
  top: 0;
  z-index: 10;
}

h1,
h2,
p {
  margin: 0;
}

h1 {
  font-size: clamp(1.6rem, 3vw, 2.4rem);
}

.header-game-options {
  margin-top: 0.35rem;
  color: var(--pink);
  font-size: clamp(0.95rem, 1.5vw, 1.15rem);
  font-weight: 900;
  letter-spacing: 0.05em;
}

h2 {
  font-size: 1.15rem;
}

.eyebrow {
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-size: 0.72rem;
  font-weight: 800;
  margin-bottom: 0.25rem;
}

.header-actions {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.btn,
.icon-btn {
  border: 0;
  border-radius: 999px;
  padding: 0.75rem 1rem;
  color: var(--text);
  background: var(--panel-soft);
  transition: transform 0.15s ease, background 0.15s ease, opacity 0.15s ease;
}

.btn:hover,
.icon-btn:hover {
  transform: translateY(-1px);
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-dark));
  color: #06110b;
  font-weight: 800;
}

.btn-secondary {
  border: 1px solid var(--border);
}

.btn-danger-light {
  background: rgba(255, 92, 92, 0.12);
  color: #ffb8b8;
  border: 1px solid rgba(255, 92, 92, 0.30);
}

.btn:disabled {
  opacity: 0.42;
  cursor: not-allowed;
  transform: none;
}

.icon-btn {
  width: 2.4rem;
  height: 2.4rem;
  padding: 0;
  font-size: 1.5rem;
}

.layout {
  display: grid;
  grid-template-columns: minmax(0, 3fr) minmax(320px, 2fr);
  grid-template-areas:
    "game side"
    "players players";
  gap: 1rem;
  padding: 1rem clamp(0.75rem, 2vw, 1.5rem) 1rem;
  min-height: calc(100vh - 88px);
}

.game-display {
  grid-area: game;
  min-height: 0;
  border: 2px solid #0b0d10;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: var(--shadow);
  display: block;
  background: #0b0d10;
}

.active-zone {
  position: relative;
  background:
    radial-gradient(circle at center top, rgba(255, 114, 239, 0.08), transparent 18rem),
    #3f4243;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: clamp(355px, 61vh, 620px);
}

.zone-chip {
  position: absolute;
  top: 0.6rem;
  left: 0.75rem;
  color: var(--pink);
  font-size: 0.85rem;
  font-weight: 800;
  opacity: 0.95;
  z-index: 1;
}

.active-player-block {
  flex: 1;
  display: grid;
  place-items: center;
  align-content: center;
  text-align: center;
  padding: 2rem 1.5rem 1.5rem;
  color: var(--pink);
}

.active-player-block h2 {
  font-size: clamp(2.2rem, 5.5vw, 4.4rem);
  line-height: 1.05;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  text-shadow: 0 8px 28px rgba(0, 0, 0, 0.35);
}

.active-remaining {
  margin-top: 1.25rem;
  font-size: clamp(3.2rem, 9vw, 7.5rem);
  line-height: 1;
  max-width: 780px;
  font-weight: 1000;
  letter-spacing: 0.04em;
  text-shadow: 0 10px 30px rgba(0, 0, 0, 0.38);
}

.throws-panel {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 3px solid #0b0d10;
}

.throw-head,
.throw-cell {
  min-height: 6.2rem;
  padding: 0.85rem;
  color: #fff;
  align-content: center;
}

.throw-head:nth-child(3),
.throw-cell:nth-child(6) {
  border-right: 0;
}

.throw-head {
  min-height: 3.5rem;
  color: var(--pink);
  font-weight: 1000;
  font-size: clamp(1rem, 2vw, 1.45rem);
  background: rgba(0, 0, 0, 0.08);
}

.throw-cell {
  min-height: 7rem;
  padding: 1rem;
  color: #fff;
  align-content: center;
}

.throw-cell.is-filled {
  background: rgba(255, 114, 239, 0.09);
}

.throw-cell.is-pending {
  outline: 3px solid rgba(255, 114, 239, 0.45);
  outline-offset: -5px;
}

.throw-cell.is-bust {
  background: rgba(255, 92, 92, 0.15);
}

.throw-label {
  display: block;
  font-size: clamp(1.7rem, 3.8vw, 3.2rem);
  font-weight: 1000;
  color: #fff;
}


.side-column {
  grid-area: side;
  min-height: 0;
}

.players-zone {
  grid-area: players;
  position: relative;
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.07), transparent 45%),
    var(--blue-zone);
  padding: 1.25rem 0.8rem 0.7rem;
  min-height: 92px;
  border: 2px solid #0b0d10;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: var(--shadow);
}

.players-summary {
  overflow-x: auto;
  max-width: 100%;
  padding-bottom: 0;
}

.players-summary-table {
  width: 100%;
  min-width: 720px;
  border-collapse: collapse;
  table-layout: fixed;
  margin: 0 auto;
}

.players-summary-table th,
.players-summary-table td {
  text-align: center;
  padding: 0.38rem 0.42rem;
  border: 1px solid rgba(255, 255, 255, 0.10);
  background: var(--blue-dark);
  color: #fff;
}

.players-summary-table th {
  font-size: 0.9rem;
  font-weight: 1000;
  letter-spacing: 0.02em;
}

.players-summary-table td {
  font-size: 1.05rem;
  font-weight: 1000;
}

.player-remaining-value {
  font-size: 1.05rem;
  line-height: 1;
}

.player-last-darts {
  margin-top: 0.16rem;
  color: rgba(255, 255, 255, 0.72);
  font-size: 0.66rem;
  font-weight: 800;
  letter-spacing: 0.02em;
  white-space: nowrap;
}

.players-summary-table .active-player {
  background: #152937;
  box-shadow: inset 0 0 0 3px rgba(255, 114, 239, 0.65);
  color: var(--pink);
}

.players-summary-table .winner-player {
  background: rgba(51, 209, 122, 0.26);
  color: #caffda;
}

.players-summary-table .locked-player::after {
  content: " 🔒";
}

.empty-state {
  padding: 3rem 1rem;
  text-align: center;
  color: var(--muted);
  border: 1px dashed var(--border);
  border-radius: 14px;
}

.empty-state.small {
  padding: 1.25rem;
  color: #dff8ff;
  border-color: rgba(255,255,255,0.25);
}

.panel {
  background: rgba(23, 30, 38, 0.88);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 0.85rem;
}

.section-title {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1rem;
}

.section-title p {
  color: var(--muted);
  margin-top: 0.2rem;
}

.section-title.compact {
  display: block;
}

.dartboard-panel {
  overflow: hidden;
}

.dartboard-status {
  margin: 0.8rem 0 0.9rem;
  padding: 0.65rem 0.8rem;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: var(--panel-soft);
  color: var(--muted);
  font-weight: 700;
}

.dartboard-wrap {
  width: 100%;
  display: grid;
  place-items: center;
  border-radius: 18px;
  background:
    radial-gradient(circle, rgba(255,255,255,0.08), transparent 62%),
    #0d1116;
  border: 1px solid var(--border);
  padding: 0.55rem;
}

.dartboard-svg {
  width: min(100%, 390px);
  height: auto;
  display: block;
  user-select: none;
  touch-action: manipulation;
}

.dart-zone {
  cursor: pointer;
  transition: filter 0.12s ease, opacity 0.12s ease, transform 0.12s ease;
  transform-origin: center;
}

.dart-zone:hover {
  filter: brightness(1.35) drop-shadow(0 0 6px rgba(255,255,255,0.35));
}

.dart-zone.last-hit {
  filter: brightness(1.7) drop-shadow(0 0 10px rgba(255, 200, 87, 0.8));
}

.dart-miss-zone {
  fill: rgba(255, 255, 255, 0.035);
  stroke: rgba(255, 255, 255, 0.10);
  stroke-width: 2;
  cursor: pointer;
}

.dart-miss-zone:hover {
  fill: rgba(255, 92, 92, 0.13);
}

.dart-number {
  fill: #f3f6f9;
  font-size: 16px;
  font-weight: 900;
  text-anchor: middle;
  dominant-baseline: middle;
  pointer-events: none;
}

.dart-ring-label {
  fill: rgba(255,255,255,0.55);
  font-size: 8px;
  font-weight: 800;
  text-anchor: middle;
  dominant-baseline: middle;
  pointer-events: none;
}

.history-list {
  padding-left: 1.25rem;
  margin: 0;
  color: var(--muted);
  max-height: 240px;
  overflow: auto;
}

.history-list li {
  padding: 0.35rem 0;
}

.modal-backdrop {
  position: fixed;
  inset: 0;
  display: none;
  place-items: center;
  padding: 1rem;
  background: rgba(3, 6, 9, 0.72);
  z-index: 50;
}

.modal-backdrop.is-open {
  display: grid;
}

.modal {
  width: min(760px, 100%);
  max-height: 92vh;
  overflow: auto;
  background: #151c24;
  border: 1px solid var(--border);
  border-radius: 24px;
  box-shadow: var(--shadow);
  padding: 1.1rem;
}

.modal-header,
.modal-actions {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: center;
}

.modal-actions {
  margin-top: 1rem;
}

fieldset {
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 1rem;
  margin: 1rem 0 0;
}

legend {
  color: var(--accent);
  font-weight: 900;
  padding: 0 0.35rem;
}

.choice {
  display: flex;
  gap: 0.55rem;
  align-items: flex-start;
  margin: 0.55rem 0;
  color: var(--text);
}

.inline-choices {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

select,
input[type="text"] {
  width: 100%;
  background: var(--panel-soft);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 0.75rem;
  margin-top: 0.35rem;
}

.players-inputs {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.8rem;
  margin-top: 0.9rem;
}

.player-name-row span {
  display: block;
  color: var(--muted);
  font-size: 0.9rem;
}

@media (max-width: 1180px) {
  .layout {
    grid-template-columns: 1fr;
    grid-template-areas:
      "game"
      "side"
      "players";
  }

  .side-column {
    display: block;
  }

  .dartboard-svg {
    width: min(100%, 480px);
  }

  .active-zone {
    min-height: 500px;
  }
}

@media (max-width: 720px) {
  .app-header,
  .section-title,
  .modal-header,
  .modal-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .header-actions {
    justify-content: stretch;
  }

  .header-actions .btn,
  .modal-actions .btn {
    width: 100%;
  }

  .players-inputs {
    grid-template-columns: 1fr;
  }

  .active-zone {
    min-height: 420px;
  }

  .throw-head {
    min-height: 3rem;
  }

  .throw-cell {
    min-height: 6rem;
    padding: 0.65rem;
  }

  .players-summary-table {
    min-width: 620px;
  }
}