/* ============================================================
   SkinnyProject - Bingo Interactivo
   Hereda todos los tokens de design-tokens.css via base.css
   ============================================================ */

/* ── SPLASH SCREEN ────────────────────────────────────────── */
#splash-screen {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: var(--bg-main);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.5s ease, visibility 0.5s ease;
  padding: 16px;
}
#splash-screen.splash-hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}
.splash-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
  width: 100%;
  max-width: 320px;
  animation: splash-in 0.45s cubic-bezier(0.22, 1, 0.36, 1) both;
}
@keyframes splash-in {
  from { opacity: 0; transform: translateY(18px) scale(0.96); }
  to   { opacity: 1; transform: translateY(0) scale(1); }
}
.splash-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: clamp(1.4rem, 6vw, 2.2rem);
  font-weight: 800;
  letter-spacing: -1px;
  color: var(--text-main);
  white-space: nowrap;
}
.splash-logo-icon {
  font-size: clamp(1.7rem, 7vw, 2.8rem);
  animation: splash-pulse 1.6s ease-in-out infinite;
  display: inline-block;
  filter: drop-shadow(0 0 18px var(--accent));
  flex-shrink: 0;
}
@keyframes splash-pulse {
  0%, 100% { transform: scale(1);    opacity: 1;    }
  50%       { transform: scale(1.12); opacity: 0.85; }
}
.splash-accent { color: var(--accent); }
.splash-brand {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-secondary);
  letter-spacing: 1px;
  text-transform: uppercase;
}
.splash-bar-wrap {
  width: 180px;
  height: 4px;
  background: var(--surface-2);
  border-radius: var(--radius-full);
  overflow: hidden;
}
.splash-bar {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--accent), var(--accent-hover));
  border-radius: var(--radius-full);
  animation: splash-load 0.45s ease-out forwards;
}
@keyframes splash-load {
  0%   { width: 0%; }
  60%  { width: 75%; }
  100% { width: 100%; }
}
.splash-label {
  font-size: 0.8rem;
  color: var(--text-secondary);
  letter-spacing: 0.5px;
}
.splash-dots::after {
  content: '';
  animation: splash-dots 1.2s steps(3, end) infinite;
}
@keyframes splash-dots {
  0%   { content: ''; }
  25%  { content: '.'; }
  50%  { content: '..'; }
  75%  { content: '...'; }
}

/* ── BREADCRUMB ────────────────────────────────────────────── */
.bingo-breadcrumb {
  padding: var(--space-3) 0;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
}
.bingo-breadcrumb .breadcrumb-list {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  color: var(--text-secondary);
  list-style: none;
}
.bingo-breadcrumb .breadcrumb-list a {
  color: var(--text-secondary);
  text-decoration: none;
  transition: color var(--transition);
}
.bingo-breadcrumb .breadcrumb-list a:hover { color: var(--accent); }
.bingo-breadcrumb .breadcrumb-list [aria-current="page"] {
  color: var(--text-main);
  font-weight: var(--font-medium);
}

/* ── APP HERO - solo icono + titulo + badges ──────────────── */
.bingo-hero {
  background: radial-gradient(ellipse 60% 80% at 20% 0%, var(--accent-soft) 0%, transparent 65%);
  border-bottom: 1px solid var(--border);
  padding: var(--space-6) 0;
}
.bingo-hero__inner {
  display: flex;
  align-items: center;
  gap: var(--space-5);
}
.bingo-hero__icon {
  width: 64px;
  height: 64px;
  background: var(--accent-soft);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl, 16px);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  flex-shrink: 0;
  line-height: 1;
  box-shadow: 0 2px 12px color-mix(in srgb, var(--accent) 20%, transparent);
}
.bingo-hero__badges {
  display: flex;
  gap: var(--space-2);
  margin-bottom: var(--space-2);
}
.bingo-hero__title {
  margin: 0;
  font-size: clamp(1.5rem, 3vw, 2rem);
}

/* ── DANGER BUTTON MODIFIER ───────────────────────────────── */
.bingo-btn--danger {
  color: var(--danger) !important;
  border-color: var(--danger) !important;
}
.bingo-btn--danger:hover {
  background: color-mix(in srgb, var(--danger) 12%, transparent) !important;
}

/* ── UNDO/REDO GROUP ──────────────────────────────────────── */
.bingo-undo-redo-group {
  display: flex;
  gap: 0;
}
.bingo-undo-redo-group .btn {
  border-radius: 0;
}
.bingo-undo-redo-group .btn:first-child {
  border-radius: var(--radius-md) 0 0 var(--radius-md);
}
.bingo-undo-redo-group .btn:last-child {
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  border-left: none;
}

/* ── CONTROLS BAR ─────────────────────────────────────────── */
.bingo-controls {
  position: sticky;
  top: var(--navbar-height);
  z-index: 90;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  justify-content: center;
  align-items: center;
  padding: var(--space-3) var(--space-5);
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  box-shadow: 0 2px 12px color-mix(in srgb, var(--accent) 6%, transparent);
}
.bingo-controls .btn { white-space: nowrap; }

.bingo-call-group {
  display: flex;
  gap: var(--space-2);
  align-items: center;
}
.bingo-call-input {
  width: 110px;
  padding: var(--space-2) var(--space-3);
  font-size: var(--text-sm);
  font-family: var(--font-sans);
  background: var(--surface-2);
  color: var(--text-main);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  outline: none;
  text-align: center;
  transition: border-color var(--transition), box-shadow var(--transition);
}
.bingo-call-input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}
.bingo-call-input::placeholder { color: var(--text-secondary); }

/* ── CONTENT WRAPPER ──────────────────────────────────────── */
.bingo-content {
  padding: var(--space-6) 0 var(--space-16);
}

/* ── RECENT NUMBERS ───────────────────────────────────────── */
.bingo-recent {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl, 16px);
  padding: var(--space-5) var(--space-6);
  margin-bottom: var(--space-4);
  box-shadow: var(--shadow-sm);
}
.bingo-recent__title {
  font-size: var(--text-xs);
  font-weight: var(--font-bold);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-secondary);
  margin: 0 0 var(--space-4);
}
.bingo-recent__numbers {
  display: flex;
  gap: var(--space-3);
  align-items: center;
  flex-wrap: wrap;
  min-height: 56px;
  justify-content: center;
}
.bingo-recent__empty,
.no-numbers {
  color: var(--text-secondary);
  font-size: var(--text-sm);
  font-style: italic;
}

/* Bubbles */
.recent-bubble {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  font-weight: var(--font-bold);
  font-size: var(--text-sm);
  color: #fff;
  box-shadow: 0 3px 10px rgba(0,0,0,0.25);
  transition: transform var(--transition);
  animation: bingo-pop-in 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
  flex-shrink: 0;
  cursor: default;
}
.recent-bubble:hover { transform: scale(1.1); }
.recent-bubble:first-child {
  width: 58px;
  height: 58px;
  font-size: var(--text-base);
  box-shadow: 0 4px 16px rgba(0,0,0,0.3);
  outline: 3px solid var(--accent);
  outline-offset: 2px;
}
/* Column colors - now applied inline via JS random palette */

/* ── PATTERN SECTION ──────────────────────────────────────── */
.bingo-pattern {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl, 16px);
  padding: var(--space-5) var(--space-6);
  margin-bottom: var(--space-4);
  text-align: center;
  box-shadow: var(--shadow-sm);
}
.bingo-pattern__title {
  font-size: var(--text-sm);
  font-weight: var(--font-semibold);
  color: var(--text-main);
  margin: 0 0 var(--space-4);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.bingo-pattern__grid {
  display: grid;
  grid-template-columns: repeat(5, 42px);
  gap: 6px;
  justify-content: center;
  margin: 0 0 var(--space-4);
}
.pattern-cell {
  width: 42px;
  height: 42px;
  border: 2px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--surface-2);
  cursor: pointer;
  transition: background var(--transition), border-color var(--transition),
              transform 0.12s, box-shadow var(--transition);
}
.pattern-cell:hover {
  border-color: var(--accent);
  transform: scale(1.1);
  box-shadow: 0 0 0 3px var(--accent-soft);
}
.pattern-cell.selected {
  background: var(--success);
  border-color: var(--success);
  box-shadow: 0 2px 8px color-mix(in srgb, var(--success) 40%, transparent);
}

/* ── CARDS GRID ───────────────────────────────────────────── */
.bingo-cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: var(--space-5);
  margin-top: var(--space-4);
}

/* ── BINGO CARD ───────────────────────────────────────────── */
.card {
  --card-color: #42a5f5;   /* fallback; overridden per-card by JS */
  --card-text:  #fff;
  background: var(--surface);
  border: 1.5px solid var(--border);
  border-radius: 20px;
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0,0,0,0.13);
  display: flex;
  flex-direction: column;
  transition: box-shadow var(--transition), border-color var(--transition),
              transform var(--transition);
}
.card:hover {
  box-shadow: 0 10px 36px rgba(0,0,0,0.22);
  border-color: var(--card-color);
  transform: translateY(-4px);
}
.card.pop-in { animation: bingo-pop-in 0.45s cubic-bezier(0.34, 1.56, 0.64, 1) forwards; }

/* Table */
.card table {
  border-collapse: collapse;
  width: 100%;
}
.card th,
.card td {
  width: 20%;
  height: 50px;
  text-align: center;
  vertical-align: middle;
  font-size: var(--text-sm);
  border: 1px solid var(--border);
  padding: 0;
}

/* Header row - single color per card via CSS var */
.card th {
  background: var(--card-color) !important;
  color: var(--card-text) !important;
  font-weight: var(--font-extrabold);
  font-size: var(--text-base);
  letter-spacing: 2px;
  text-shadow: 0 1px 4px rgba(0,0,0,0.25);
  border-color: color-mix(in srgb, var(--card-color) 70%, #000);
}

/* Data cells */
.card td {
  background: var(--surface);
  color: var(--text-main);
  transition: background var(--transition), color var(--transition);
  font-weight: var(--font-medium);
  position: relative;
}
.card td:hover:not(.marked):not(.free-cell) {
  background: var(--surface-2);
}
.card td input {
  width: 100%;
  height: 100%;
  border: none;
  padding: 0;
  text-align: center;
  font-size: var(--text-sm);
  font-family: var(--font-sans);
  font-weight: var(--font-medium);
  background: transparent;
  outline: none;
  color: var(--text-main);
  cursor: text;
}
.card td input:focus {
  background: color-mix(in srgb, var(--card-color) 12%, transparent);
  color: var(--card-color);
  font-weight: var(--font-bold);
}

/* FREE cell - yellow pill like the photo */
.card td.free-cell {
  background: #ffc107 !important;
  color: #7a4f00 !important;
  font-weight: var(--font-extrabold);
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
}

/* Marked cell (called number) */
.card td.marked:not(.free-cell) {
  background: color-mix(in srgb, var(--card-color) 18%, transparent);
  animation: bingo-mark-flash 0.3s ease-out;
}
.card td.marked:not(.free-cell) input {
  color: var(--card-color);
  font-weight: var(--font-extrabold);
}
.card td.marked:not(.free-cell)::after {
  content: '';
  position: absolute;
  inset: 4px;
  border-radius: 50%;
  border: 2px solid var(--card-color);
  opacity: 0.55;
  pointer-events: none;
}

@keyframes bingo-mark-flash {
  0%   { background: color-mix(in srgb, var(--card-color) 50%, transparent); }
  100% { background: color-mix(in srgb, var(--card-color) 18%, transparent); }
}

/* Remove button */
.remove-btn {
  background: color-mix(in srgb, var(--danger) 8%, transparent);
  color: var(--danger);
  border: none;
  border-top: 1px solid var(--border);
  font-size: var(--text-xs);
  font-family: var(--font-sans);
  font-weight: var(--font-semibold);
  padding: var(--space-2) 0;
  cursor: pointer;
  text-align: center;
  width: 100%;
  transition: background var(--transition), color var(--transition);
  letter-spacing: 0.03em;
}
.remove-btn:hover {
  background: var(--danger);
  color: #fff;
}

/* ── MODALS ───────────────────────────────────────────────── */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.65);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 2000;
  padding: var(--space-4);
}
.modal-backdrop.show {
  display: flex;
  animation: bingo-fade-in 0.2s ease-out forwards;
}
.modal-backdrop.hide {
  animation: bingo-fade-out 0.18s ease-in forwards;
}
.modal-backdrop .modal {
  background: var(--surface);
  border: 1px solid var(--border);
  padding: var(--space-8) var(--space-6) var(--space-6);
  border-radius: 20px;
  text-align: center;
  width: 100%;
  max-width: 340px;
  box-shadow: 0 16px 48px rgba(0,0,0,0.35);
  animation: bingo-slide-up 0.22s cubic-bezier(0.34, 1.56, 0.64, 1);
}
.modal-icon {
  font-size: 2.6rem;
  margin-bottom: var(--space-3);
  line-height: 1;
  filter: drop-shadow(0 2px 8px rgba(0,0,0,0.2));
}
.modal-backdrop .modal p {
  margin: 0 0 var(--space-5);
  font-size: var(--text-base);
  font-weight: var(--font-semibold);
  color: var(--text-main);
  line-height: 1.5;
}
.modal-actions {
  display: flex;
  gap: var(--space-3);
  justify-content: center;
}
.modal-actions button {
  flex: 1;
  padding: var(--space-3) var(--space-4);
  border: none;
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  font-family: var(--font-sans);
  font-weight: var(--font-semibold);
  cursor: pointer;
  transition: opacity var(--transition), transform 0.1s, box-shadow var(--transition);
}
.modal-actions button:active { transform: scale(0.96); }

.modal-confirm {
  background: var(--success);
  color: #fff;
  box-shadow: 0 2px 8px color-mix(in srgb, var(--success) 35%, transparent);
}
.modal-confirm:hover {
  opacity: 0.9;
  box-shadow: 0 4px 12px color-mix(in srgb, var(--success) 45%, transparent);
}
.modal-cancel {
  background: var(--surface-2);
  color: var(--text-main);
  border: 1px solid var(--border);
}
.modal-cancel:hover { background: var(--border); }

/* Win modal */
.modal-win {
  border-top: 4px solid var(--warning);
  background: linear-gradient(160deg, var(--surface) 80%, color-mix(in srgb, var(--warning) 8%, transparent));
}
.win-text {
  font-size: 2.4rem !important;
  font-weight: var(--font-extrabold) !important;
  color: var(--accent) !important;
  margin-bottom: var(--space-1) !important;
  letter-spacing: -1px;
  text-shadow: 0 0 20px var(--accent-soft);
}
.win-sub {
  font-size: var(--text-base) !important;
  color: var(--text-secondary) !important;
  margin-bottom: var(--space-5) !important;
}

/* ── IMPORT MODAL ─────────────────────────────────────────── */
.modal-import {
  max-width: 360px !important;
  padding: var(--space-4) var(--space-4) var(--space-4) !important;
  text-align: left !important;
}
.import-title {
  margin: 0 0 var(--space-3);
  font-size: var(--text-base);
  font-weight: var(--font-bold);
  color: var(--text-main);
}
.import-preview-wrap {
  width: 100%;
  max-height: 160px;
  overflow: hidden;
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  background: var(--surface-2);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-3);
}
#importPreviewImg {
  max-width: 100%;
  max-height: 160px;
  object-fit: contain;
  display: block;
}
.import-status {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
  padding: var(--space-2) 0;
  font-size: var(--text-sm);
  color: var(--text-secondary);
  font-weight: var(--font-semibold);
  min-height: 36px;
}
.import-spinner {
  width: 18px;
  height: 18px;
  border: 3px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: bingo-spin 0.7s linear infinite;
  flex-shrink: 0;
}
@keyframes bingo-spin { to { transform: rotate(360deg); } }
.import-status.success { color: var(--success); }
.import-status.error   { color: var(--danger); }
.import-hint {
  font-size: var(--text-xs);
  color: var(--text-secondary);
  margin: 0 0 var(--space-3);
  font-style: italic;
}
.import-grid-preview {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 3px;
  margin-bottom: var(--space-3);
}
.import-grid-preview .igp-header {
  background: var(--accent);
  color: #fff;
  font-weight: var(--font-bold);
  font-size: 0.65rem;
  text-align: center;
  padding: 5px 2px;
  border-radius: var(--radius-sm);
}
.import-grid-preview .igp-cell { position: relative; }
.import-grid-preview .igp-cell input {
  width: 100%;
  padding: 5px 2px;
  font-size: 0.72rem;
  font-family: var(--font-sans);
  font-weight: var(--font-semibold);
  text-align: center;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  outline: none;
  background: var(--surface-2);
  color: var(--text-main);
  transition: border-color var(--transition), box-shadow var(--transition);
}
.import-grid-preview .igp-cell input:focus {
  border-color: var(--accent);
  background: var(--surface);
  box-shadow: 0 0 0 2px var(--accent-soft);
}
.import-grid-preview .igp-cell.free input {
  background: color-mix(in srgb, var(--warning) 20%, transparent);
  color: var(--warning);
  font-weight: var(--font-bold);
  border-color: var(--warning);
}
.import-grid-preview .igp-cell.uncertain input {
  border-color: var(--warning);
  background: color-mix(in srgb, var(--warning) 10%, transparent);
}
.import-modal-actions { margin-top: var(--space-2); }

/* ── ANIMATIONS ───────────────────────────────────────────── */
@keyframes bingo-fade-in  { from { opacity: 0; } to   { opacity: 1; } }
@keyframes bingo-fade-out { from { opacity: 1; } to   { opacity: 0; } }
@keyframes bingo-pop-in {
  from { opacity: 0; transform: scale(0.7) translateY(10px); }
  to   { opacity: 1; transform: scale(1)   translateY(0); }
}
@keyframes bingo-slide-up {
  from { opacity: 0; transform: translateY(24px) scale(0.96); }
  to   { opacity: 1; transform: translateY(0)    scale(1); }
}

/* ── RESPONSIVE ───────────────────────────────────────────── */
@media (max-width: 1024px) {
  .bingo-cards-grid { grid-template-columns: repeat(auto-fill, minmax(210px, 1fr)); }
}

@media (max-width: 768px) {
  .bingo-hero__inner { gap: var(--space-3); }
  .bingo-hero__icon  { width: 48px; height: 48px; font-size: 1.5rem; }
  .bingo-hero__title { font-size: 1.3rem; }

  .bingo-controls {
    gap: var(--space-2);
    padding: var(--space-2) var(--space-3);
    flex-wrap: wrap;
  }
  .bingo-call-input { width: 90px; }
  .bingo-cards-grid {
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: var(--space-3);
  }
  .card th, .card td { height: 42px; font-size: var(--text-xs); }
}

@media (max-width: 600px) {
  /* Controls: put the call group on its own row so it's always full-width */
  .bingo-controls {
    display: grid;
    grid-template-columns: auto auto auto auto 1fr;
    grid-template-rows: auto auto;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-3);
    align-items: center;
  }
  /* Row 1: undo/redo | add | import | reset | tutorial */
  #bingoUndoRedoGroup { grid-column: 1; grid-row: 1; }
  #addCardBtn         { grid-column: 2; grid-row: 1; }
  #importCardBtn      { grid-column: 3; grid-row: 1; }
  #resetBtn           { grid-column: 4; grid-row: 1; }
  #bingoTutorialBtn   { grid-column: 5; grid-row: 1; justify-self: end; }
  /* Row 2: call group spans full width */
  .bingo-call-group {
    grid-column: 1 / -1;
    grid-row: 2;
    width: 100%;
    display: flex;
  }
  .bingo-call-input { flex: 1; width: auto; min-width: 0; }
  #callNumberBtn    { flex-shrink: 0; }
}

@media (max-width: 480px) {
  .bingo-controls .btn { padding: var(--space-2) var(--space-2); font-size: var(--text-xs); }
  /* Hide text labels on action buttons, keep icons only */
  #addCardBtn    span[data-i18n],
  #importCardBtn span[data-i18n],
  #resetBtn      span[data-i18n] { display: none; }
  /* Keep call & undo/redo labels */
  #callNumberBtn span[data-i18n] { display: inline; }

  .recent-bubble { width: 40px; height: 40px; font-size: var(--text-xs); }
  .recent-bubble:first-child { width: 50px; height: 50px; font-size: var(--text-sm); }

  .bingo-recent { padding: var(--space-4) var(--space-4); }
  .bingo-recent__numbers { gap: var(--space-2); min-height: 50px; }

  .bingo-pattern { padding: var(--space-4) var(--space-4); }
  .bingo-pattern__grid { grid-template-columns: repeat(5, 1fr); gap: 5px; width: 100%; max-width: 220px; margin: 0 auto var(--space-4); }
  .pattern-cell { width: 100%; aspect-ratio: 1; height: auto; }

  /* Cards: single column on very small screens for readability */
  .bingo-cards-grid { grid-template-columns: 1fr; gap: var(--space-3); }
  .card { border-radius: 16px; }
  .card th, .card td { height: 44px; font-size: 0.85rem; }
  .card td input { font-size: 0.85rem; }
  .card td.free-cell { font-size: 0.65rem; }

  .modal-backdrop .modal { padding: var(--space-6) var(--space-4) var(--space-4); }
  .modal-import { max-width: 100% !important; padding: var(--space-3) !important; }
  .import-preview-wrap { max-height: 120px; }
  #importPreviewImg { max-height: 120px; }
}

/* Two cards side by side only when there's enough room (≥380px) */
@media (min-width: 380px) and (max-width: 480px) {
  .bingo-cards-grid { grid-template-columns: 1fr 1fr; }
  .card th, .card td { height: 38px; font-size: 0.72rem; }
  .card td input     { font-size: 0.72rem; }
  .card td.free-cell { font-size: 0.58rem; }
}

@media (max-width: 360px) {
  .bingo-controls {
    grid-template-columns: auto auto auto auto auto;
  }
  #bingoTutorialBtn { grid-column: 5; }
  .bingo-cards-grid { grid-template-columns: 1fr; }
}

/* ══════════════════════════════════════════════════════════
   TUTORIAL BINGO
   ══════════════════════════════════════════════════════════ */

/* Overlay oscuro - cubre toda la pantalla pero deja pasar
   el clic sólo cuando está activo */
.bingo-tut-overlay {
  position: fixed;
  inset: 0;
  z-index: 9000;
  pointer-events: none;
  background: transparent;
}
.bingo-tut-overlay.is-active {
  pointer-events: all;
}

/* Recuadro que resalta el elemento actual */
.bingo-tut-highlight {
  position: fixed;
  z-index: 9001;
  border-radius: 10px;
  /* Sombra exterior = fondo oscurecido + borde accent */
  box-shadow:
    0 0 0 4000px rgba(0, 0, 0, 0.52),
    0 0 0 3px var(--accent),
    0 0 24px color-mix(in srgb, var(--accent) 45%, transparent);
  transition: top 0.38s cubic-bezier(0.4, 0, 0.2, 1),
              left 0.38s cubic-bezier(0.4, 0, 0.2, 1),
              width 0.38s cubic-bezier(0.4, 0, 0.2, 1),
              height 0.38s cubic-bezier(0.4, 0, 0.2, 1);
  pointer-events: none;
  display: none;
}

/* Tarjeta tooltip */
.bingo-tut-tooltip {
  position: fixed;
  z-index: 9002;
  width: 300px;
  background: var(--surface);
  border: 1px solid var(--accent);
  border-radius: 16px;
  padding: 20px 22px 18px;
  box-shadow:
    0 16px 48px rgba(0, 0, 0, 0.4),
    0 0 24px color-mix(in srgb, var(--accent) 15%, transparent);
  /* Hidden by default via visibility+opacity so JS can measure offsetHeight */
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px) scale(0.97);
  transition: opacity 0.28s ease, transform 0.28s cubic-bezier(0.34, 1.4, 0.64, 1),
              visibility 0s linear 0.28s;
  pointer-events: none;
}
.bingo-tut-tooltip.is-visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0) scale(1);
  pointer-events: all;
  transition: opacity 0.28s ease, transform 0.28s cubic-bezier(0.34, 1.4, 0.64, 1),
              visibility 0s linear 0s;
}

/* Pill "Paso X de Y" */
.bingo-tut-tooltip__step {
  display: inline-block;
  padding: 2px 10px;
  border-radius: 99px;
  background: var(--accent);
  color: #fff;
  font-size: 10px;
  font-weight: var(--font-bold);
  letter-spacing: 0.04em;
  margin-bottom: 10px;
}

/* Emoji decorativo del paso */
.bingo-tut-tooltip__emoji {
  font-size: 2rem;
  line-height: 1;
  margin-bottom: 8px;
  display: block;
  filter: drop-shadow(0 2px 6px rgba(0,0,0,0.2));
}

.bingo-tut-tooltip__title {
  font-size: var(--text-base);
  font-weight: var(--font-bold);
  color: var(--text-main);
  margin-bottom: 6px;
  line-height: 1.3;
}
.bingo-tut-tooltip__desc {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  line-height: 1.65;
  margin-bottom: 18px;
}

/* Fila de acciones */
.bingo-tut-tooltip__actions {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-2);
  margin-bottom: 14px;
}
.bingo-tut-tooltip__skip {
  font-size: var(--text-xs);
  color: var(--text-secondary);
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px 6px;
  border-radius: var(--radius-sm);
  transition: color var(--transition);
  font-family: var(--font-sans);
}
.bingo-tut-tooltip__skip:hover { color: var(--text-main); }

.bingo-tut-tooltip__nav {
  display: flex;
  gap: var(--space-2);
}
.bingo-tut-btn {
  padding: 7px 16px;
  border-radius: var(--radius-md);
  font-size: var(--text-xs);
  font-weight: var(--font-semibold);
  font-family: var(--font-sans);
  cursor: pointer;
  border: none;
  transition: filter 0.15s, background var(--transition), color var(--transition);
}
.bingo-tut-btn--next {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 2px 8px color-mix(in srgb, var(--accent) 35%, transparent);
}
.bingo-tut-btn--next:hover { filter: brightness(1.12); }
.bingo-tut-btn--prev {
  background: var(--surface-2);
  color: var(--text-secondary);
  border: 1px solid var(--border);
}
.bingo-tut-btn--prev:hover { color: var(--text-main); border-color: var(--text-secondary); }

/* Dots de progreso */
.bingo-tut-dots {
  display: flex;
  gap: 5px;
  justify-content: center;
}
.bingo-tut-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--border);
  transition: width 0.2s ease, background 0.2s ease, border-radius 0.2s ease;
}
.bingo-tut-dot.is-active {
  width: 18px;
  border-radius: 3px;
  background: var(--accent);
}

/* Botón tutorial en controles */
.bingo-btn-tutorial {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-2) var(--space-3);
  font-size: var(--text-xs);
  font-weight: var(--font-semibold);
  font-family: var(--font-sans);
  color: var(--text-secondary);
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  cursor: pointer;
  white-space: nowrap;
  transition: color var(--transition), border-color var(--transition),
              background var(--transition), box-shadow var(--transition);
}
.bingo-btn-tutorial:hover {
  color: var(--accent);
  border-color: var(--accent);
  background: var(--accent-soft);
  box-shadow: 0 0 0 3px var(--accent-soft);
}

/* ── Light mode ───────────────────────────────────────────── */
[data-theme="light"] .bingo-tut-highlight {
  box-shadow:
    0 0 0 4000px rgba(0, 0, 0, 0.38),
    0 0 0 3px var(--accent),
    0 0 20px color-mix(in srgb, var(--accent) 30%, transparent);
}
[data-theme="light"] .bingo-tut-tooltip {
  background: #fff;
  border-color: var(--accent);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.14),
              0 0 20px color-mix(in srgb, var(--accent) 10%, transparent);
}
[data-theme="light"] .bingo-tut-tooltip__title  { color: #1f2937; }
[data-theme="light"] .bingo-tut-tooltip__desc   { color: #6b7280; }
[data-theme="light"] .bingo-tut-tooltip__skip   { color: #9ca3af; }
[data-theme="light"] .bingo-tut-tooltip__skip:hover { color: #1f2937; }
[data-theme="light"] .bingo-tut-btn--prev {
  background: #f3f4f6;
  color: #6b7280;
  border-color: #e5e7eb;
}
[data-theme="light"] .bingo-tut-dot { background: #d1d5db; }

/* ── Tutorial responsive ──────────────────────────────────── */
@media (max-width: 600px) {
  /* On mobile the JS positioning is overridden: tooltip always sits at the
     bottom of the viewport, full width minus margins, so it can never go
     off-screen regardless of where the highlighted element is. */
  .bingo-tut-tooltip {
    position: fixed !important;
    width: calc(100vw - 32px) !important;
    max-width: 100% !important;
    left: 16px !important;
    right: 16px !important;
    /* bottom-anchored: JS top value is ignored via the override below */
    bottom: 16px !important;
    top: auto !important;
    border-radius: 18px !important;
  }
  /* Give the tooltip a little breathing room */
  .bingo-tut-tooltip__desc { font-size: 0.82rem; margin-bottom: 14px; }
  .bingo-tut-tooltip__title { font-size: 0.92rem; }
}

@media (max-width: 380px) {
  .bingo-tut-tooltip { padding: 16px 16px 14px; }
  .bingo-tut-tooltip__emoji { font-size: 1.5rem; margin-bottom: 6px; }
}