@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@300;400;500;600;700&family=Manrope:wght@300;400;500;600;700;800&display=swap');
@import url('https://fonts.googleapis.com/css2?family=Material+Symbols+Outlined:wght,FILL@100..700,0..1&display=swap');

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

:root {
  /* Stitch: "High-Octane Contrast" palette */
  --bg: #0d0f0a;
  --surface: #0d0f0a;
  --surface-low: #12140f;
  --surface-container: #181a14;
  --surface-high: #1e201a;
  --surface-highest: #24271f;
  --surface-bright: #2a2d25;
  --surface-lowest: #000000;

  --primary: #f3ffcd;
  --primary-container: #c5fe00;
  --primary-dim: #b9ef00;
  --on-primary: #4f6700;

  --secondary: #ff7350;
  --secondary-dim: #dc3300;
  --on-secondary: #440900;

  --tertiary: #fff1b2;
  --tertiary-container: #fce34b;

  --on-surface: #fdfdf3;
  --on-surface-variant: #abaca3;
  --on-background: #fdfdf3;

  --outline: #75766f;
  --outline-variant: #474942;

  --error: #ff7351;
  --error-container: #b92902;

  --radius: 0.125rem;
  --radius-md: 0.25rem;
  --radius-lg: 0.5rem;
  --radius-xl: 0.75rem;

  --font-display: 'Space Grotesk', sans-serif;
  --font-body: 'Manrope', sans-serif;
}

body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--on-surface);
  min-height: 100dvh;
  display: flex;
  justify-content: center;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Minimal background decoration — soft blurred gradients */
body::before {
  content: '';
  position: fixed;
  top: -25%;
  left: -25%;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle, rgba(243, 255, 205, 0.06) 0%, transparent 70%);
  pointer-events: none;
  z-index: 0;
}

body::after {
  content: '';
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 700px;
  height: 700px;
  border: 1px solid rgba(243, 255, 205, 0.04);
  border-radius: 50%;
  pointer-events: none;
  z-index: 0;
}

#app {
  width: 100%;
  max-width: 480px;
  padding: 20px 16px;
  padding-bottom: 80px;
  position: relative;
  z-index: 1;
}

.screen {
  display: none;
  flex-direction: column;
  gap: 20px;
}

.screen.active {
  display: flex;
  animation: screenIn 0.25s ease-out;
}

@keyframes screenIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ─── Typography ─── */

h1 {
  text-align: center;
  font-family: var(--font-display);
  font-size: 2.4rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin: 24px 0 8px;
  color: var(--primary);
  line-height: 1;
  position: relative;
  z-index: 1;
}

h2 {
  text-align: center;
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  margin-bottom: 8px;
  color: var(--on-surface);
}

/* ─── Bottom Navigation ─── */

.bottom-nav {
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  z-index: 50;
  display: flex;
  justify-content: space-around;
  align-items: center;
  padding: 8px 16px 12px;
  background: rgba(13, 15, 10, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-top: 1px solid rgba(243, 255, 205, 0.06);
}

.bottom-nav a {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2px;
  padding: 6px 16px;
  text-decoration: none;
  color: rgba(253, 253, 243, 0.4);
  transition: all 0.2s ease;
  border-radius: var(--radius-md);
  cursor: pointer;
}

.bottom-nav a:hover {
  color: var(--primary);
}

.bottom-nav a.active {
  background: linear-gradient(180deg, var(--primary) 0%, var(--primary-container) 100%);
  color: var(--bg);
}

.bottom-nav a .nav-label {
  font-family: var(--font-body);
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.bottom-nav a .material-symbols-outlined {
  font-size: 22px;
}

/* ─── Buttons ─── */

.btn {
  display: block;
  width: 100%;
  padding: 14px 20px;
  border: none;
  border-radius: var(--radius-md);
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 700;
  cursor: pointer;
  background: var(--surface-high);
  color: var(--on-surface);
  text-align: center;
  transition: all 0.15s ease;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.btn:hover {
  background: var(--surface-bright);
}

.btn:active {
  transform: scale(0.97);
}

.btn-primary {
  background: linear-gradient(180deg, var(--primary) 0%, var(--primary-container) 100%);
  color: var(--on-primary);
  font-weight: 800;
}

.btn-primary:hover {
  background: linear-gradient(180deg, var(--primary) 0%, var(--primary-dim) 100%);
  box-shadow: 0 4px 24px rgba(197, 254, 0, 0.15);
}

.btn-danger {
  background: var(--secondary);
  color: #fff;
  border: none;
}

.btn-danger:hover {
  background: var(--secondary-dim);
}

.btn-back {
  background: transparent;
  color: var(--on-surface-variant);
}

.btn-back:hover {
  background: var(--surface-container);
  color: var(--on-surface);
}

.btn-abandon {
  margin-top: auto;
}

.menu {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 8px;
  position: relative;
  z-index: 1;
}

/* ─── Forms ─── */

.form-row {
  display: flex;
  gap: 8px;
}

.form-row input, .form-row select {
  flex: 1;
}

.form-row .btn {
  flex-shrink: 0;
  width: auto;
  padding: 12px 20px;
}

input, select {
  width: 100%;
  padding: 12px 14px;
  border: none;
  border-radius: var(--radius-md);
  background: var(--surface-container);
  color: var(--on-surface);
  font-family: var(--font-body);
  font-size: 0.95rem;
  transition: box-shadow 0.2s;
}

input::placeholder {
  color: var(--on-surface-variant);
}

input:focus, select:focus {
  outline: none;
  box-shadow: 0 0 0 2px rgba(243, 255, 205, 0.2);
}

label {
  display: block;
  margin-bottom: 12px;
  font-weight: 700;
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--on-surface-variant);
}

label select {
  margin-top: 6px;
  text-transform: none;
  font-size: 0.95rem;
}

/* ─── Player List ─── */

.player-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 16px;
  background: var(--surface-container);
  border-radius: var(--radius-lg);
  margin-bottom: 6px;
  transition: background 0.15s;
}

.player-item:hover {
  background: var(--surface-high);
}

.player-item span {
  font-weight: 600;
}

.player-item button {
  background: transparent;
  border: none;
  color: var(--on-surface-variant);
  cursor: pointer;
  font-size: 1.3rem;
  padding: 4px 8px;
  border-radius: var(--radius-md);
  transition: all 0.15s;
  line-height: 1;
}

.player-item button:hover {
  color: var(--secondary);
  background: rgba(255, 115, 80, 0.1);
}

.team-name {
  display: block;
  font-weight: 700;
}

.team-members {
  display: block;
  font-size: 0.75rem;
  color: var(--on-surface-variant);
  margin-top: 2px;
}

/* ─── Team Member Checkboxes ─── */

.team-member-select {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 4px;
}

.team-member-select label.checkbox-row {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 12px;
  background: var(--surface-container);
  border-radius: var(--radius-md);
  cursor: pointer;
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0;
  text-transform: none;
  margin-bottom: 0;
  transition: background 0.15s;
}

.team-member-select label.checkbox-row:hover {
  background: var(--surface-high);
}

.team-member-select input[type="checkbox"] {
  width: 16px;
  height: 16px;
  accent-color: var(--primary-container);
  cursor: pointer;
  padding: 0;
}

/* ─── Scoreboard ─── */

.scoreboard {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  position: relative;
  z-index: 1;
}

.player-score {
  text-align: center;
  padding: 20px 12px 16px;
  background: var(--surface-low);
  border-radius: var(--radius-xl);
  transition: all 0.35s ease;
  position: relative;
  overflow: hidden;
  opacity: 0.45;
  filter: grayscale(0.4);
}

.player-score::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: transparent;
  transition: all 0.35s ease;
}

.player-score.active {
  background: var(--surface-high);
  opacity: 1;
  filter: grayscale(0);
  box-shadow:
    0 0 0 1px rgba(243, 255, 205, 0.08),
    0 8px 32px rgba(197, 254, 0, 0.06);
}

.player-score.active::before {
  width: 4px;
  background: linear-gradient(180deg, var(--primary), var(--primary-container));
  box-shadow: 0 0 12px rgba(197, 254, 0, 0.4);
}

.score-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
}

.legs-count {
  font-family: var(--font-body);
  font-size: 0.65rem;
  font-weight: 800;
  color: var(--on-surface-variant);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  transition: color 0.35s;
}

.player-score.active .legs-count {
  color: var(--primary);
}

.player-name {
  font-family: var(--font-body);
  font-size: 0.7rem;
  font-weight: 800;
  color: var(--on-surface-variant);
  margin-bottom: 4px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  transition: color 0.35s;
}

.player-score.active .player-name {
  color: var(--primary);
}

.remaining {
  font-family: var(--font-display);
  font-size: 3.2rem;
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--on-surface-variant);
  transition: all 0.35s;
}

.player-score.active .remaining {
  color: var(--primary);
  font-size: 3.6rem;
  text-shadow: 0 0 30px rgba(197, 254, 0, 0.2);
}

.leg-avg {
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--on-surface-variant);
  margin-top: 8px;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  transition: color 0.35s;
}

.player-score.active .leg-avg {
  color: var(--on-surface);
}

/* ─── Round History ─── */

/* ─── Checkout Rail ─── */

.checkout-rail {
  background: linear-gradient(135deg, rgba(24, 26, 20, 0.9) 0%, rgba(36, 39, 31, 0.9) 100%);
  backdrop-filter: blur(12px);
  border-radius: var(--radius-lg);
  padding: 14px 16px;
  border-left: 3px solid var(--secondary);
}

.checkout-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
}

.checkout-label {
  font-family: var(--font-body);
  font-size: 0.65rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--secondary);
}

.checkout-target {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  color: var(--on-surface);
}

.checkout-darts {
  display: flex;
  gap: 8px;
}

.checkout-dart {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  padding: 10px 8px;
  background: var(--surface-highest);
  border-radius: var(--radius-md);
  border-bottom: 2px solid var(--primary);
}

.checkout-dart--double {
  border-bottom-color: var(--secondary);
}

.checkout-dart--bull {
  border-bottom-color: var(--secondary);
}

.checkout-dart-label {
  font-family: var(--font-body);
  font-size: 0.6rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--on-surface-variant);
}

.checkout-dart-value {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--primary);
}

.checkout-dart--double .checkout-dart-value,
.checkout-dart--bull .checkout-dart-value {
  color: var(--secondary);
}

.checkout-dart--single .checkout-dart-value {
  color: var(--on-surface-variant);
}

/* ─── Round History ─── */

.round-history {
  max-height: 140px;
  overflow-y: auto;
  background: var(--surface-container);
  border-radius: var(--radius-lg);
  padding: 8px 12px;
  font-size: 0.82rem;
  font-variant-numeric: tabular-nums;
}

.round-row {
  display: grid;
  grid-template-columns: 36px 1fr 1fr;
  gap: 4px;
  padding: 5px 0;
}

.round-row:nth-child(odd) {
  background: var(--surface-low);
  margin: 0 -12px;
  padding-left: 12px;
  padding-right: 12px;
}

.round-row:nth-child(even) {
  background: var(--surface-container);
  margin: 0 -12px;
  padding-left: 12px;
  padding-right: 12px;
}

.round-label {
  color: var(--on-surface-variant);
  font-weight: 700;
  font-size: 0.7rem;
  letter-spacing: 0.05em;
}

/* ─── Score Message ─── */

#score-message {
  min-height: 24px;
  text-align: center;
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}

/* ─── Numpad ─── */

.numpad-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}

.numpad-display {
  font-family: var(--font-display);
  font-size: 2.8rem;
  font-weight: 700;
  text-align: right;
  padding: 12px 24px;
  background: var(--surface-lowest);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 244px;
  letter-spacing: 0.1em;
  color: var(--primary);
}

.numpad-grid {
  display: grid;
  grid-template-columns: repeat(3, 76px);
  gap: 6px;
}

.numpad-btn {
  width: 76px;
  height: 58px;
  border: none;
  border-radius: var(--radius-md);
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  cursor: pointer;
  background: var(--surface-high);
  color: var(--on-surface);
  transition: all 0.1s ease;
}

.numpad-btn:hover {
  background: var(--surface-bright);
}

.numpad-btn:active {
  transform: scale(0.94);
}

.numpad-fn {
  font-family: var(--font-body);
  font-size: 1.5rem;
  color: var(--secondary);
}

.numpad-fn:hover {
  background: rgba(255, 115, 80, 0.08);
}

.numpad-submit {
  background: linear-gradient(180deg, var(--primary) 0%, var(--primary-container) 100%);
  color: var(--on-primary);
  font-family: var(--font-body);
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.numpad-submit:hover {
  box-shadow: 0 4px 16px rgba(197, 254, 0, 0.2);
}

.bust-btn {
  width: 100%;
  max-width: 244px;
  padding: 12px;
  border: none;
  border-radius: var(--radius-md);
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 800;
  cursor: pointer;
  background: var(--secondary);
  color: #fff;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  transition: all 0.15s;
}

.bust-btn:hover {
  background: var(--secondary-dim);
  box-shadow: 0 4px 20px rgba(255, 115, 80, 0.25);
}

.bust-btn:active {
  transform: scale(0.97);
}

/* ─── Messages ─── */

.message {
  padding: 12px 16px;
  border-radius: var(--radius-md);
  text-align: center;
  font-weight: 700;
  font-size: 0.85rem;
  animation: msgSlide 0.25s ease-out;
}

.message-error {
  background: rgba(255, 115, 80, 0.12);
  color: var(--error);
}

.message-success {
  background: rgba(197, 254, 0, 0.1);
  color: var(--primary-container);
}

@keyframes msgSlide {
  from { opacity: 0; transform: translateY(-8px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ─── Stats ─── */

.stats-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  position: relative;
  z-index: 1;
}

.stat-card {
  background: var(--surface-container);
  border-radius: var(--radius-lg);
  padding: 16px 12px;
  text-align: center;
  transition: background 0.15s;
}

.stat-card:hover {
  background: var(--surface-high);
}

.stat-value {
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--on-surface);
}

.stat-label {
  font-size: 0.65rem;
  color: var(--on-surface-variant);
  margin-top: 4px;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  font-weight: 700;
}

/* ─── Import ─── */

.import-section {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

#import-options {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
}

#import-options .btn {
  width: auto;
  flex: 1;
}

#import-filename {
  width: 100%;
  font-size: 0.82rem;
  color: var(--on-surface-variant);
}

.hidden {
  display: none !important;
}

/* ─── Game Summary ─── */

.game-summary-table {
  width: 100%;
  background: var(--surface-container);
  border-radius: var(--radius-lg);
  padding: 14px;
  border-collapse: collapse;
  font-variant-numeric: tabular-nums;
}

.game-summary-table td {
  padding: 5px 10px;
  font-size: 0.9rem;
}

.game-summary-table tr:first-child td {
  padding-bottom: 8px;
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.game-summary-table strong {
  color: var(--primary);
  font-weight: 700;
}

/* ─── Setup ─── */

.setup-form {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

/* ─── Scrollbar ─── */

::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--surface-bright); border-radius: 2px; }
::-webkit-scrollbar-thumb:hover { background: var(--on-surface-variant); }

/* ─── Game Actions ─── */

.game-actions {
  display: flex;
  gap: 8px;
  margin-top: 10px;
}

.game-actions .btn {
  flex: 1;
}

.btn-undo {
  background: var(--secondary);
  color: #fff;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
}

.btn-undo:hover {
  background: var(--secondary-dim);
  box-shadow: 0 4px 16px rgba(255, 115, 80, 0.2);
}

.btn-undo:disabled {
  opacity: 0.25;
  cursor: default;
  transform: none;
  box-shadow: none;
}

.btn-resume {
  background: linear-gradient(180deg, var(--primary) 0%, var(--primary-container) 100%);
  color: var(--on-primary);
  font-weight: 800;
}

.btn-resume:hover {
  box-shadow: 0 4px 16px rgba(197, 254, 0, 0.2);
}

/* ─── Winner Overlay & Banner ─── */

.overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0);
  backdrop-filter: blur(0px);
  z-index: 999;
  display: none;
  transition: all 0.4s;
}

.overlay.show {
  display: block;
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(16px);
}

.winner-banner {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: rgba(24, 26, 20, 0.95);
  backdrop-filter: blur(20px);
  padding: 36px 28px;
  border-radius: var(--radius-xl);
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.6);
  text-align: center;
  z-index: 1000;
  display: none;
  width: 90%;
  max-width: 400px;
  border-top: 1px solid rgba(243, 255, 205, 0.08);
  overflow: hidden;
}

.winner-banner.show {
  display: block;
  animation: bannerIn 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes bannerIn {
  0% {
    transform: translate(-50%, -50%) scale(0.7);
    opacity: 0;
  }
  100% {
    transform: translate(-50%, -50%) scale(1);
    opacity: 1;
  }
}

.winner-banner h2 {
  margin-bottom: 16px;
  position: relative;
  z-index: 1;
}

.winner-banner .game-summary-table,
.winner-banner .banner-actions {
  position: relative;
  z-index: 1;
}

#game-summary {
  position: relative;
  z-index: 1;
}

.winner-name {
  font-family: var(--font-display);
  color: var(--primary);
  font-size: 2.2rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  display: block;
  line-height: 1.1;
}

.banner-actions {
  display: flex;
  gap: 8px;
  margin-top: 20px;
}

.banner-actions .btn {
  flex: 1;
}

/* ─── Focus Visible ─── */

:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}

/* ─── Selection ─── */

::selection {
  background: rgba(243, 255, 205, 0.2);
  color: var(--on-surface);
}

/* ─── Home screen ─── */

#screen-home {
  position: relative;
}

#screen-home h1 {
  margin-top: 48px;
}

/* ─── Utility ─── */

.text-muted {
  color: var(--on-surface-variant);
}