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

:root {
  --accent: #ff7a59;
  --accent-alt: #ffd166;
  --surface: #fff7ec;
  --background: #12263f;
  --accent-rgb: 255, 122, 89;
  --accent-alt-rgb: 255, 209, 102;
  --surface-rgb: 255, 247, 236;
  --background-rgb: 18, 38, 63;
  --ink: #172033;
  --muted: #53627b;
  --success: #1a7f5a;
  --danger: #a43834;
  --shadow: 0 30px 80px rgba(8, 23, 42, 0.24);
  --card-shadow: 0 20px 40px rgba(12, 31, 52, 0.14);
  --ring: 0 0 0 3px rgba(255, 122, 89, 0.16);
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Plus Jakarta Sans", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at top left, rgba(var(--accent-alt-rgb), 0.24), transparent 30%),
    radial-gradient(circle at top right, rgba(var(--accent-rgb), 0.18), transparent 28%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.06), transparent 18%),
    linear-gradient(180deg, rgba(var(--background-rgb), 0.92) 0%, rgba(var(--background-rgb), 1) 100%);
}

body::before,
body::after {
  content: "";
  position: fixed;
  inset: auto;
  pointer-events: none;
  z-index: 0;
  filter: blur(12px);
}

body::before {
  top: 2rem;
  right: 4vw;
  width: 11rem;
  height: 11rem;
  border-radius: 2.5rem;
  background: linear-gradient(135deg, rgba(var(--accent-rgb), 0.3), rgba(var(--accent-alt-rgb), 0.15));
  transform: rotate(16deg);
}

body::after {
  left: -3rem;
  bottom: 10rem;
  width: 10rem;
  height: 10rem;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.12);
}

button,
input,
select,
textarea {
  font: inherit;
}

button {
  cursor: pointer;
}

img {
  max-width: 100%;
}

.page-shell {
  position: relative;
  z-index: 1;
  width: min(100%, 92rem);
  margin: 0 auto;
  padding: 1rem 1rem 3rem;
}

.panel {
  background:
    linear-gradient(180deg, rgba(var(--surface-rgb), 0.96), rgba(255, 255, 255, 0.9)),
    linear-gradient(135deg, rgba(var(--accent-rgb), 0.08), transparent);
  border: 1px solid rgba(255, 255, 255, 0.55);
  border-radius: 1.6rem;
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}

.hero {
  display: grid;
  gap: 1.4rem;
  padding: 1.3rem;
}

.eyebrow,
.section-kicker,
.mini-label,
.metric-label {
  margin: 0;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-size: 0.72rem;
  font-weight: 800;
  color: var(--muted);
}

.hero h1,
.panel h2,
.section-card h3 {
  font-family: "Fraunces", serif;
  line-height: 1.03;
  margin: 0;
}

.hero h1 {
  font-size: clamp(2.3rem, 7vw, 4.6rem);
  max-width: 12ch;
}

.hero-subtitle {
  margin: 0.9rem 0 0;
  max-width: 54ch;
  font-size: 1rem;
  line-height: 1.65;
  color: var(--muted);
}

.hero-metrics {
  display: grid;
  gap: 0.75rem;
}

.metric-card {
  padding: 1rem;
  border-radius: 1.15rem;
  background:
    linear-gradient(180deg, rgba(var(--surface-rgb), 0.88), rgba(255, 255, 255, 0.92)),
    linear-gradient(135deg, rgba(var(--accent-rgb), 0.14), transparent);
  border: 1px solid rgba(23, 32, 51, 0.08);
  box-shadow: var(--card-shadow);
}

.metric-card strong {
  display: block;
  margin-top: 0.4rem;
  font-size: 1.05rem;
}

.app-grid {
  display: grid;
  gap: 1rem;
  margin-top: 1rem;
}

.board-panel,
.studio-panel {
  padding: 1.15rem;
}

.panel-header {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  align-items: flex-start;
  justify-content: space-between;
}

.panel-header h2 {
  font-size: clamp(1.6rem, 4vw, 2.4rem);
  margin-top: 0.35rem;
}

.status-cluster {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  justify-content: flex-end;
}

.status-badge,
.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  min-height: 2.4rem;
  padding: 0.55rem 0.9rem;
  border-radius: 999px;
  font-weight: 700;
}

.status-badge {
  background: linear-gradient(135deg, rgba(var(--accent-rgb), 1), rgba(var(--accent-alt-rgb), 1));
  color: #101820;
}

.status-pill {
  background: rgba(23, 32, 51, 0.06);
  color: var(--muted);
}

.board-toolbar,
.form-actions,
.button-stack {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
}

.board-toolbar {
  margin-top: 1rem;
}

.toolbar-note {
  margin: 0.85rem 0 0;
  font-size: 0.94rem;
  line-height: 1.55;
  color: var(--muted);
}

.btn {
  border: 0;
  min-height: 2.9rem;
  padding: 0.75rem 1.05rem;
  border-radius: 0.95rem;
  font-weight: 800;
  transition:
    transform 180ms ease,
    box-shadow 180ms ease,
    background 180ms ease;
}

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

.btn:focus-visible,
.theme-swatch:focus-visible,
.board-cell:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible {
  outline: none;
  box-shadow: var(--ring);
}

.btn-primary {
  color: #101820;
  background: linear-gradient(135deg, var(--accent), var(--accent-alt));
  box-shadow: 0 14px 28px rgba(255, 122, 89, 0.24);
}

.btn-secondary {
  background: rgba(23, 32, 51, 0.08);
  color: var(--ink);
}

.btn-ghost {
  background: transparent;
  border: 1px solid rgba(23, 32, 51, 0.12);
  color: var(--ink);
}

.board-stage {
  margin-top: 1rem;
  padding: 1rem;
  border-radius: 1.35rem;
  background:
    linear-gradient(180deg, rgba(var(--surface-rgb), 0.72), rgba(255, 255, 255, 0.9)),
    linear-gradient(135deg, rgba(var(--accent-rgb), 0.12), transparent 55%);
  border: 1px solid rgba(255, 255, 255, 0.75);
}

.board-meta {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.7rem;
}

.board-meta > div {
  padding: 0.85rem;
  border-radius: 1rem;
  background: rgba(var(--surface-rgb), 0.76);
  border: 1px solid rgba(23, 32, 51, 0.08);
}

.board-meta strong {
  display: block;
  margin-top: 0.4rem;
  font-size: clamp(1rem, 3.8vw, 1.35rem);
}

.board-shell {
  margin-top: 1rem;
}

.board-tags {
  display: grid;
  gap: 0.55rem;
  margin-bottom: 0.55rem;
}

.board-tag {
  display: grid;
  place-items: center;
  min-height: 2.3rem;
  border-radius: 0.9rem;
  font-weight: 800;
  background: linear-gradient(135deg, rgba(23, 32, 51, 0.1), rgba(23, 32, 51, 0.04));
  color: var(--muted);
}

.board {
  display: grid;
  gap: 0.55rem;
}

.board-cell {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  min-height: 4.5rem;
  aspect-ratio: 1;
  padding: 0.7rem;
  border: 1px solid rgba(23, 32, 51, 0.09);
  border-radius: 1rem;
  background:
    linear-gradient(180deg, rgba(var(--surface-rgb), 0.94), rgba(255, 255, 255, 0.98)),
    linear-gradient(135deg, rgba(var(--accent-alt-rgb), 0.12), transparent);
  color: var(--ink);
  font-weight: 700;
  line-height: 1.25;
  text-align: center;
  text-wrap: balance;
  box-shadow: var(--card-shadow);
  transition:
    transform 160ms ease,
    background 160ms ease,
    border-color 160ms ease;
}

.board-cell:hover {
  transform: translateY(-1px) scale(1.01);
}

.board-cell.is-marked {
  color: #fffaf3;
  border-color: transparent;
  background:
    linear-gradient(145deg, rgba(var(--accent-rgb), 0.98), rgba(var(--accent-alt-rgb), 0.88));
}

.board-cell.is-free {
  background:
    linear-gradient(145deg, rgba(var(--accent-rgb), 0.34), rgba(var(--accent-alt-rgb), 0.62));
  color: #101820;
}

.board-cell.is-winning {
  outline: 3px solid rgba(26, 127, 90, 0.22);
  box-shadow:
    0 0 0 4px rgba(26, 127, 90, 0.1),
    0 18px 30px rgba(26, 127, 90, 0.18);
}

.board-cell.is-free::after {
  content: "FREE";
  position: absolute;
  inset: auto 0 0.45rem;
  display: block;
  font-size: 0.58rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  opacity: 0.82;
}

.board-cell:disabled {
  cursor: default;
  opacity: 1;
}

.board-cell:disabled:hover {
  transform: none;
}

.config-form {
  display: grid;
  gap: 1rem;
  margin-top: 1rem;
}

.section-card {
  padding: 1rem;
  border-radius: 1.25rem;
  background:
    linear-gradient(180deg, rgba(var(--surface-rgb), 0.88), rgba(255, 255, 255, 0.94)),
    linear-gradient(135deg, rgba(var(--accent-alt-rgb), 0.08), transparent);
  border: 1px solid rgba(23, 32, 51, 0.08);
}

.section-title-row p {
  margin: 0.45rem 0 0;
  color: var(--muted);
  line-height: 1.55;
}

.field-grid {
  display: grid;
  gap: 0.85rem;
  margin-top: 1rem;
}

.field {
  display: grid;
  gap: 0.45rem;
}

.field span {
  font-size: 0.92rem;
  font-weight: 700;
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid rgba(23, 32, 51, 0.14);
  border-radius: 0.95rem;
  background: rgba(var(--surface-rgb), 0.74);
  color: var(--ink);
  padding: 0.82rem 0.95rem;
}

textarea {
  resize: vertical;
  min-height: 7rem;
}

input[type="color"] {
  min-height: 3rem;
  padding: 0.35rem;
}

.checkbox-field {
  grid-template-columns: auto 1fr;
  align-items: center;
  gap: 0.8rem;
}

.checkbox-field input {
  width: 1.15rem;
  height: 1.15rem;
  margin: 0;
}

.pattern-grid,
.theme-preset-grid {
  display: grid;
  gap: 0.75rem;
  margin-top: 1rem;
}

.pattern-option,
.theme-swatch {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.8rem 0.9rem;
  border-radius: 1rem;
  background: rgba(var(--surface-rgb), 0.72);
  border: 1px solid rgba(23, 32, 51, 0.08);
}

.pattern-option {
  font-weight: 700;
}

.pattern-option input {
  width: 1rem;
  height: 1rem;
  margin: 0;
}

.theme-swatch {
  justify-content: flex-start;
  font-weight: 800;
}

.swatch-preview {
  width: 2.1rem;
  height: 2.1rem;
  flex: 0 0 auto;
  border-radius: 0.8rem;
  box-shadow: inset 0 0 0 1px rgba(23, 32, 51, 0.08);
}

.swatch-preview.sunrise {
  background: linear-gradient(135deg, #ff7a59, #ffd166);
}

.swatch-preview.lagoon {
  background: linear-gradient(135deg, #1f7ae0, #62d9d7);
}

.swatch-preview.citrus {
  background: linear-gradient(135deg, #84cc16, #facc15);
}

.swatch-preview.midnight {
  background: linear-gradient(135deg, #1e3a8a, #f59e0b);
}

.inventory-summary {
  margin: 0.85rem 0 0;
  font-weight: 700;
  color: var(--muted);
}

.form-actions {
  justify-content: flex-start;
}

.file-btn {
  position: relative;
  overflow: hidden;
}

.file-btn input {
  position: absolute;
  inset: 0;
  opacity: 0;
  cursor: pointer;
}

.toast {
  position: fixed;
  left: 50%;
  bottom: 1rem;
  transform: translate(-50%, 150%);
  width: min(calc(100% - 2rem), 32rem);
  padding: 0.95rem 1rem;
  border-radius: 1rem;
  color: #f9fbff;
  background: rgba(14, 24, 40, 0.92);
  box-shadow: 0 20px 45px rgba(9, 16, 30, 0.28);
  transition: transform 220ms ease;
  z-index: 10;
}

.toast.is-visible {
  transform: translate(-50%, 0);
}

.celebration {
  position: fixed;
  inset: 0;
  display: grid;
  place-items: center;
  padding: 1rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity 220ms ease;
  z-index: 18;
}

.celebration.is-visible {
  opacity: 1;
  pointer-events: auto;
}

.celebration-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(var(--background-rgb), 0.48);
  backdrop-filter: blur(8px);
}

.celebration-card {
  position: relative;
  width: min(100%, 30rem);
  padding: 1.35rem;
  border-radius: 1.75rem;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.55);
  background:
    radial-gradient(circle at top, rgba(var(--accent-alt-rgb), 0.28), transparent 38%),
    linear-gradient(160deg, rgba(var(--surface-rgb), 0.98), rgba(255, 255, 255, 0.94)),
    linear-gradient(135deg, rgba(var(--accent-rgb), 0.12), transparent);
  box-shadow: 0 32px 80px rgba(8, 23, 42, 0.38);
  transform: translateY(1.2rem) scale(0.95);
  transition: transform 260ms ease;
}

.celebration.is-visible .celebration-card {
  transform: translateY(0) scale(1);
}

.celebration-card::before,
.celebration-card::after {
  content: "";
  position: absolute;
  width: 8rem;
  height: 8rem;
  border-radius: 1.6rem;
  opacity: 0.26;
  filter: blur(8px);
}

.celebration-card::before {
  top: -3rem;
  right: -1rem;
  background: linear-gradient(135deg, rgba(var(--accent-rgb), 0.9), transparent);
  transform: rotate(18deg);
}

.celebration-card::after {
  left: -2rem;
  bottom: -3rem;
  background: linear-gradient(135deg, rgba(var(--accent-alt-rgb), 0.92), transparent);
  transform: rotate(-14deg);
}

.celebration-sparks {
  position: absolute;
  inset: -1.5rem;
  pointer-events: none;
}

.celebration-sparks span {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0.5rem;
  height: 2.8rem;
  border-radius: 999px;
  transform-origin: center -4rem;
  background: linear-gradient(180deg, rgba(var(--accent-alt-rgb), 0.95), rgba(var(--accent-rgb), 0));
}

.celebration.is-visible .celebration-sparks span {
  animation: sparkBurst 1400ms ease-out both;
}

.celebration-sparks span:nth-child(1) { transform: translate(-50%, -50%) rotate(0deg); }
.celebration-sparks span:nth-child(2) { transform: translate(-50%, -50%) rotate(36deg); }
.celebration-sparks span:nth-child(3) { transform: translate(-50%, -50%) rotate(72deg); }
.celebration-sparks span:nth-child(4) { transform: translate(-50%, -50%) rotate(108deg); }
.celebration-sparks span:nth-child(5) { transform: translate(-50%, -50%) rotate(144deg); }
.celebration-sparks span:nth-child(6) { transform: translate(-50%, -50%) rotate(180deg); }
.celebration-sparks span:nth-child(7) { transform: translate(-50%, -50%) rotate(216deg); }
.celebration-sparks span:nth-child(8) { transform: translate(-50%, -50%) rotate(252deg); }
.celebration-sparks span:nth-child(9) { transform: translate(-50%, -50%) rotate(288deg); }
.celebration-sparks span:nth-child(10) { transform: translate(-50%, -50%) rotate(324deg); }

.celebration-kicker {
  position: relative;
  margin: 0;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 0.72rem;
  font-weight: 800;
  color: var(--muted);
}

.celebration-title {
  position: relative;
  margin: 0.7rem 0 0;
  font-family: "Fraunces", serif;
  font-size: clamp(2rem, 8vw, 3.3rem);
  line-height: 0.95;
}

.celebration-body {
  position: relative;
  margin: 0.8rem 0 0;
  max-width: 32ch;
  font-size: 1rem;
  line-height: 1.6;
  color: var(--muted);
}

.celebration-footer {
  position: relative;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem;
  margin-top: 1.15rem;
}

.celebration-chip {
  display: inline-flex;
  align-items: center;
  min-height: 2.4rem;
  padding: 0.55rem 0.9rem;
  border-radius: 999px;
  font-weight: 800;
  color: #101820;
  background: linear-gradient(135deg, rgba(var(--accent-rgb), 1), rgba(var(--accent-alt-rgb), 1));
  box-shadow: 0 16px 28px rgba(var(--accent-rgb), 0.24);
}

.celebration[data-tone="double"] .celebration-chip,
.celebration[data-tone="triple"] .celebration-chip,
.celebration[data-tone="mega"] .celebration-chip,
.celebration[data-tone="blackout"] .celebration-chip {
  color: #fffdf7;
  background: linear-gradient(135deg, rgba(var(--background-rgb), 0.94), rgba(var(--accent-rgb), 0.94));
}

body.is-celebrating .board-stage {
  animation: boardPulse 880ms ease;
}

body.is-celebrating .status-badge {
  animation: badgeFlash 880ms ease;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

@media (min-width: 700px) {
  .page-shell {
    padding: 1.3rem 1.3rem 4rem;
  }

  .hero {
    grid-template-columns: minmax(0, 1.35fr) minmax(18rem, 0.9fr);
    align-items: end;
    padding: 1.55rem;
  }

  .hero-metrics,
  .pattern-grid,
  .theme-preset-grid,
  .field-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .field-wide,
  .button-stack.field-wide {
    grid-column: 1 / -1;
  }
}

@media (min-width: 980px) {
  .app-grid {
    grid-template-columns: minmax(0, 1.08fr) minmax(23rem, 0.92fr);
    align-items: start;
  }

  .board-panel {
    position: sticky;
    top: 1rem;
  }

  .board-cell {
    min-height: 5.3rem;
  }
}

[data-mode="player"] .page-shell {
  width: min(100%, 72rem);
}

[data-mode="player"] .app-grid,
[data-mode="player"] .player-grid {
  grid-template-columns: 1fr;
}

[data-mode="player"] .board-panel {
  position: static;
}

[data-mode="player"] .player-hero,
[data-mode="player"] .player-board-panel {
  max-width: 100%;
}

@media (max-width: 499px) {
  .board-meta {
    grid-template-columns: 1fr;
  }
}

.board[data-size="6"] .board-cell {
  font-size: 0.92rem;
  padding: 0.55rem;
}

.board[data-size="7"] .board-cell {
  font-size: 0.78rem;
  padding: 0.42rem;
  border-radius: 0.8rem;
}

@keyframes sparkBurst {
  0% {
    opacity: 0;
    height: 0.6rem;
  }

  25% {
    opacity: 1;
  }

  100% {
    opacity: 0;
    height: 3.8rem;
  }
}

@keyframes boardPulse {
  0% {
    transform: scale(1);
  }

  40% {
    transform: scale(1.015);
  }

  100% {
    transform: scale(1);
  }
}

@keyframes badgeFlash {
  0% {
    transform: scale(1);
    box-shadow: 0 0 0 rgba(var(--accent-rgb), 0);
  }

  40% {
    transform: scale(1.04);
    box-shadow: 0 0 0 10px rgba(var(--accent-rgb), 0.16);
  }

  100% {
    transform: scale(1);
    box-shadow: 0 0 0 rgba(var(--accent-rgb), 0);
  }
}

@media print {
  body {
    background: #fff;
  }

  body::before,
  body::after,
  .studio-panel,
  .hero,
  .board-toolbar,
  .toast,
  .celebration {
    display: none !important;
  }

  .page-shell {
    width: 100%;
    max-width: none;
    padding: 0;
  }

  .board-panel,
  .board-stage,
  .panel {
    box-shadow: none;
    border: 0;
    background: #fff;
    padding: 0;
  }

  .board-cell,
  .board-meta > div,
  .board-tag {
    box-shadow: none;
  }
}