:root {
  --bg: #0f172a;
  --bg-soft: #111827;
  --bg-deep: #020617;
  --line: #1f2937;
  --text: #e5e7eb;
  --muted: #94a3b8;
  --brand: #2563eb;
  --brand-dark: #1d4ed8;
  --success: #16a34a;
  --danger: #dc2626;
  --warning: #f59e0b;
  --radius: 18px;
  --shadow: 0 20px 40px rgba(0, 0, 0, 0.22);
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; -webkit-text-size-adjust: 100%; text-size-adjust: 100%; overflow-x: hidden; }
body {
  font-family: Arial, Helvetica, sans-serif;
  color: var(--text);
  background: linear-gradient(180deg, var(--bg) 0%, var(--bg-deep) 100%);
  overflow-x: hidden;
}


a { color: inherit; }

.site-shell {
  max-width: 1200px;
  margin: 0 auto;
  padding: 24px;
  overflow-x: clip;
}


.hero-card,
.section-card {
  background: rgba(17, 24, 39, 0.94);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 24px;
  margin-bottom: 20px;
  box-shadow: var(--shadow);
}

.hero-card {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  align-items: center;
}

.hero-card h1,
.section-card h1,
.section-card h2,
.section-card h3 {
  margin-top: 0;
}

.badge,
.subject-pill,
.sponsor-badge,
.direction-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 12px;
  border-radius: 999px;
  border: 1px solid rgba(37, 99, 235, 0.35);
  background: rgba(37, 99, 235, 0.15);
  color: #bfdbfe;
  font-size: 0.9rem;
}

.hero-actions,
.subject-actions,
.toolbar,
.answer-form {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  align-items: center;
}

.btn {
  appearance: none;
  border: none;
  border-radius: 12px;
  padding: 12px 18px;
  font-size: 1rem;
  text-decoration: none;
  cursor: pointer;
  display: inline-flex;
  justify-content: center;
  align-items: center;
}

.btn:disabled {
  opacity: .55;
  cursor: not-allowed;
}

.btn-primary {
  background: var(--brand);
  color: #fff;
}

.btn-primary:hover { background: var(--brand-dark); }

.btn-secondary {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--line);
}

.section-head p,
.hero-card p,
.section-card p,
.empty-state p,
.clues-head p,
#gameStatusText {
  color: var(--muted);
  line-height: 1.5;
}

.subject-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px;
}

.subject-card {
  border: 1px solid var(--line);
  border-radius: 16px;
  background: rgba(2, 6, 23, .45);
  padding: 18px;
}

.subject-card h3 { margin-bottom: 10px; }
.subject-top { display: flex; justify-content: flex-end; margin-bottom: 12px; }

.empty-state {
  text-align: center;
  padding: 32px;
}

.compact-header {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  align-items: flex-start;
}

.back-link {
  display: inline-block;
  margin-bottom: 10px;
  color: #bfdbfe;
  text-decoration: none;
}

.toolbar label,
.answer-form {
  gap: 10px;
}

.toolbar label span {
  display: block;
  margin-bottom: 6px;
  font-size: .9rem;
  color: var(--muted);
}

select,
input[type="text"] {
  width: 100%;
  min-height: 46px;
  padding: 12px 14px;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: rgba(2, 6, 23, .9);
  color: var(--text);
  outline: none;
  font-size: 16px;
}


.game-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(320px, .85fr);
  gap: 20px;
}

.status-row {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 18px;
}

.stats-boxes {
  display: flex;
  gap: 12px;
}

.stat-box {
  min-width: 110px;
  padding: 12px;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: rgba(2, 6, 23, .5);
}

.stat-box span {
  display: block;
  font-size: .8rem;
  color: var(--muted);
  margin-bottom: 6px;
}

.grid-wrapper {
  overflow: hidden;
  border-radius: 16px;
  border: 1px solid var(--line);
  background: rgba(2, 6, 23, .55);
  padding: 12px;
  min-height: 280px;
  display: flex;
  justify-content: center;
  align-items: flex-start;
}

.empty-grid {
  display: flex;
  justify-content: center;
  align-items: center;
}

.empty-board-message {
  color: var(--muted);
  text-align: center;
}

.crossword-grid {
  display: grid;
  gap: 2px;
  justify-content: start;
  margin: 0 auto;
}

.crossword-cell {
  width: 42px;
  height: 42px;
  border-radius: 8px;
  border: 1px solid #334155;
  background: #e2e8f0;
  color: #0f172a;
  position: relative;
  font-weight: bold;
  display: flex;
  align-items: center;
  justify-content: center;
}

.crossword-cell.blocked {
  background: #0b1220;
  border-color: #0b1220;
}

.crossword-cell.active {
  outline: none;
  box-shadow: inset 0 0 0 3px rgba(37, 99, 235, .55);
  z-index: 1;
}

.crossword-cell.solved {
  background: #dcfce7;
}

.cell-number {
  position: absolute;
  top: 2px;
  left: 4px;
  font-size: .62rem;
  font-weight: 700;
}

.cell-letter {
  font-size: 1.05rem;
  text-transform: uppercase;
}

.clues-list {
  display: grid;
  gap: 10px;
  max-height: 640px;
  overflow: auto;
}

.clue-item {
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(2, 6, 23, .55);
  padding: 14px;
  cursor: pointer;
}

.clue-item.active {
  border-color: rgba(37, 99, 235, .75);
  box-shadow: inset 0 0 0 1px rgba(37, 99, 235, .3);
}

.clue-item.solved {
  border-color: rgba(22, 163, 74, .65);
  background: rgba(22, 163, 74, .12);
}

.clue-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 10px;
}

.direction-badge {
  background: rgba(148, 163, 184, .12);
  color: var(--text);
  border-color: rgba(148, 163, 184, .22);
}

.sponsor-badge {
  background: rgba(245, 158, 11, .12);
  border-color: rgba(245, 158, 11, .35);
  color: #fde68a;
}

.clue-item img,
.active-clue-panel img {
  display: block;
  width: 100%;
  max-height: 170px;
  object-fit: contain;
  background: #fff;
  border-radius: 10px;
  margin-top: 10px;
}

.answer-card {
  display: grid;
  gap: 16px;
}

.active-clue-panel {
  min-height: 120px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: rgba(2, 6, 23, .45);
  padding: 16px;
}

.answer-form input[type="text"] {
  flex: 1 1 280px;
  font-size: 16px;
  line-height: 1.25;
  min-height: 52px;
}

#answerInput {
  font-size: 16px !important;
  transform: translateZ(0);
}

.notice {
  border-radius: 12px;
  padding: 12px 14px;
  margin-top: 12px;
}

.notice.success {
  background: rgba(22, 163, 74, .12);
  border: 1px solid rgba(22, 163, 74, .35);
  color: #bbf7d0;
}

.notice.error {
  background: rgba(220, 38, 38, .12);
  border: 1px solid rgba(220, 38, 38, .35);
  color: #fecaca;
}

@media (max-width: 900px) {
  .hero-card,
  .compact-header,
  .status-row,
  .game-layout {
    grid-template-columns: 1fr;
    display: grid;
  }

  .stats-boxes {
    flex-wrap: wrap;
  }
}

@media (max-width: 640px) {
  .site-shell { padding: 16px; }
  .crossword-cell { width: 34px; height: 34px; }
  .cell-letter { font-size: .92rem; }
}


.toolbar-game {
  justify-content: flex-end;
}

.toolbar-field {
  min-width: 160px;
}

.toolbar-wide {
  min-width: 280px;
}

.inline-note,
.selection-summary {
  color: var(--muted);
  font-size: 0.95rem;
  line-height: 1.5;
}

.selection-summary {
  margin-top: 10px;
}

.active-clue-panel .direction-badge,
.active-clue-panel .sponsor-badge {
  margin-right: 8px;
  margin-bottom: 10px;
}

@media (max-width: 900px) {
  .toolbar-game {
    width: 100%;
    justify-content: flex-start;
  }

  .toolbar-field,
  .toolbar-wide {
    min-width: 100%;
  }
}


.site-topbar {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  align-items: center;
}

.site-branding p {
  margin: 6px 0 0;
  color: var(--muted);
}

.site-logo {
  font-size: 1.35rem;
  font-weight: 700;
  text-decoration: none;
  color: #fff;
}

.site-nav {
  display: flex;
  gap: 12px;
  align-items: center;
  flex-wrap: wrap;
}

.site-nav a,
.site-user-chip {
  display: inline-flex;
  align-items: center;
  min-height: 40px;
  padding: 0 14px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(2, 6, 23, .45);
  text-decoration: none;
}

.site-nav a.active {
  border-color: rgba(37, 99, 235, .55);
  background: rgba(37, 99, 235, .18);
  color: #bfdbfe;
}

.flash-message {
  margin-bottom: 18px;
  padding: 14px 16px;
  border-radius: 14px;
  border: 1px solid var(--line);
}

.flash-success {
  background: rgba(22, 163, 74, .12);
  border-color: rgba(22, 163, 74, .35);
  color: #bbf7d0;
}

.flash-error {
  background: rgba(220, 38, 38, .12);
  border-color: rgba(220, 38, 38, .35);
  color: #fecaca;
}

.flash-info {
  background: rgba(37, 99, 235, .15);
  border-color: rgba(37, 99, 235, .35);
  color: #bfdbfe;
}

.auth-shell {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 420px);
  gap: 24px;
  align-items: start;
}

.auth-card,
.metric-card,
.progress-card {
  border: 1px solid var(--line);
  border-radius: 16px;
  background: rgba(2, 6, 23, .45);
  padding: 18px;
}

.auth-form,
.auth-form label {
  display: grid;
  gap: 10px;
}

.auth-form label span {
  color: var(--muted);
  font-size: .95rem;
}

.metrics-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 16px;
  margin-bottom: 20px;
}

.metric-card span {
  display: block;
  color: var(--muted);
  margin-bottom: 8px;
}

.metric-card strong {
  font-size: 1.4rem;
}

.metric-card.compact {
  padding: 14px;
}

.finish-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: 12px;
  margin: 14px 0;
}

.table-wrapper {
  overflow: auto;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
}

.data-table th,
.data-table td {
  padding: 12px 14px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}

.data-table th {
  color: #bfdbfe;
  font-weight: 600;
}

.ranking-table .is-current-user {
  background: rgba(37, 99, 235, .12);
}

.progress-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 16px;
}

.progress-head {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
  margin-bottom: 10px;
}

.progress-stats {
  display: grid;
  gap: 8px;
  color: var(--muted);
}

.compact-banner {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  align-items: center;
}

.compact-banner p {
  margin: 6px 0 0;
}

.compact-empty {
  padding: 18px;
}

@media (max-width: 900px) {
  .site-topbar,
  .auth-shell,
  .compact-banner {
    grid-template-columns: 1fr;
    display: grid;
  }

  .site-nav {
    justify-content: flex-start;
  }
}


.hero-metrics {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 18px;
}

.hero-metric {
  min-width: 170px;
  padding: 14px 16px;
  border-radius: 16px;
  border: 1px solid var(--line);
  background: rgba(2, 6, 23, .45);
}

.hero-metric strong {
  display: block;
  font-size: 1.45rem;
  color: #fff;
}

.hero-metric span {
  display: block;
  margin-top: 6px;
  color: var(--muted);
  font-size: .92rem;
}


/* Patch 029: jogo sem coluna lateral de dicas */
.game-layout-single { grid-template-columns: 1fr; }
.clues-card, .clues-list { display: none !important; }
.answer-card-floating { position: sticky; bottom: 12px; z-index: 8; }
.answer-form { display: grid; grid-template-columns: 1fr auto; gap: 12px; align-items: center; }
.crossword-grid { width: max-content; max-width: 100%; }
.grid-wrapper { overflow: hidden; -webkit-overflow-scrolling: touch; }
@media (max-width: 900px) { .answer-card-floating { position: static; } }
@media (max-width: 640px) {
  .answer-form { grid-template-columns: 1fr; }
  .answer-form button { width: 100%; }
  .active-clue-panel { min-height: 96px; overflow-wrap: anywhere; }
  .grid-wrapper { padding: 8px; max-width: calc(100vw - 32px); }
  .crossword-cell { width: 32px; height: 32px; border-radius: 6px; }
  .cell-number { font-size: .56rem; }
  .cell-letter { font-size: .88rem; }
  .answer-form input[type="text"],
  #answerInput,
  select { font-size: 16px !important; }
}



/* Patch 045: ajuste fino de largura no mobile */
html { -webkit-text-size-adjust: 100%; }
body { overflow-x: hidden; }
.site-shell,
.section-card,
.board-card,
.answer-card,
.active-clue-panel,
.game-layout,
.status-row,
.stats-boxes,
.grid-wrapper {
  min-width: 0;
}
.crossword-grid {
  grid-auto-rows: var(--cw-cell-size, 42px);
  gap: var(--cw-gap-size, 2px);
}
.crossword-cell {
  width: var(--cw-cell-size, 42px);
  height: var(--cw-cell-size, 42px);
}
.active-clue-panel h2,
#gameStatusText,
.selection-summary,
.inline-note {
  overflow-wrap: anywhere;
}
@media (max-width: 640px) {
  .section-card { padding: 16px; }
  .status-row { gap: 14px; }
  .stats-boxes { width: 100%; }
  .stat-box { flex: 1 1 0; min-width: 0; }
  .grid-wrapper {
    padding: 6px;
    max-width: calc(100vw - 24px);
    overflow-x: hidden;
    overflow-y: hidden;
  }
  .crossword-grid {
    width: max-content;
    max-width: 100%;
    margin: 0 auto;
  }
}
@media (max-width: 430px) {
  :root {
    --cw-cell-size: 30px;
    --cw-gap-size: 2px;
  }
  .cell-number { font-size: .54rem; top: 1px; left: 3px; }
  .cell-letter { font-size: .84rem; }
}
@media (max-width: 390px) {
  :root {
    --cw-cell-size: 28px;
    --cw-gap-size: 1px;
  }
  .grid-wrapper { padding: 5px; max-width: calc(100vw - 20px); }
  .section-card { padding: 14px; }
}
@media (max-width: 360px) {
  :root {
    --cw-cell-size: 26px;
    --cw-gap-size: 1px;
  }
}


/* Patch 047: centralizar grade e eliminar rolagem fantasma */
.grid-wrapper::-webkit-scrollbar { display: none; }
.grid-wrapper { scrollbar-width: none; }
.board-card .grid-wrapper { width: 100%; }
.board-card .crossword-grid { margin-inline: auto; }
@media (min-width: 901px) {
  .board-card { display: grid; gap: 18px; }
  .board-card .grid-wrapper { justify-content: center; }
}
@media (max-width: 640px) {
  .grid-wrapper { overflow: hidden !important; padding: 6px; max-width: 100%; }
  .board-card { padding-left: 14px; padding-right: 14px; }
}


/* Patch 048: eliminar rolagem residual e conter o tabuleiro */
.grid-wrapper {
  overflow: clip;
  overflow-x: clip !important;
  overflow-y: hidden !important;
  overscroll-behavior: contain;
}
.board-card .grid-wrapper {
  max-width: 100%;
}
.board-card .crossword-grid {
  width: fit-content !important;
  max-width: 100%;
  margin-left: auto;
  margin-right: auto;
}
.crossword-cell.active {
  box-shadow: inset 0 0 0 2px rgba(37, 99, 235, .6);
}