/* Game Excel — folha de estilos consolidada */
:root,[data-palette="ocean"]{--bg-primary:#f0f9ff;--bg-secondary:#e0f2fe;--bg-card:#fff;--accent:#0ea5e9;--accent-hover:#0284c7;--accent-light:#7dd3fc;--accent-dark:#0369a1;--text-primary:#0c4a6e;--text-secondary:#075985;--text-muted:#64748b;--border:#bae6fd;--success:#10b981;--error:#ef4444;--warning:#f59e0b;--shadow:rgba(14,165,233,.15)}
[data-palette="sunset"]{--bg-primary:#fff7ed;--bg-secondary:#ffedd5;--bg-card:#fff;--accent:#fb923c;--accent-hover:#ea580c;--accent-light:#fed7aa;--accent-dark:#c2410c;--text-primary:#7c2d12;--text-secondary:#9a3412;--text-muted:#78716c;--border:#fed7aa;--success:#10b981;--error:#ef4444;--warning:#f59e0b;--shadow:rgba(251,146,60,.15)}
*{box-sizing:border-box}html{font-size:16px}body{margin:0;min-height:100vh;font-family:Inter,system-ui,sans-serif;background:var(--bg-primary);color:var(--text-primary)}a{color:var(--accent-dark)}button,input,select{font:inherit}.container{position:relative;z-index:1;width:min(100% - 2rem,1100px);margin:0 auto;padding:2rem 0 3rem}.bg-animated{position:fixed;inset:0;z-index:0;pointer-events:none;background:radial-gradient(circle at 10% 10%,var(--accent-light),transparent 35%),linear-gradient(135deg,var(--bg-primary),var(--bg-secondary));opacity:.65}.logo-container{text-align:center}.game-logo{max-width:180px;height:auto}.game-title,.page-title{text-align:center;color:var(--accent-dark);margin:.4rem 0;font-weight:800}.game-subtitle,.page-subtitle{text-align:center;color:var(--text-secondary);margin:.4rem 0 1.5rem}.button-group{display:flex;justify-content:center;gap:.75rem;flex-wrap:wrap;margin:1.25rem 0}.btn{display:inline-flex;align-items:center;justify-content:center;gap:.4rem;border:0;border-radius:.65rem;padding:.75rem 1rem;cursor:pointer;text-decoration:none;font-weight:700;transition:.2s}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:var(--accent);color:#fff}.btn-primary:hover{background:var(--accent-hover)}.btn-secondary{background:var(--accent-dark);color:#fff}.btn-outline{background:transparent;color:var(--accent-dark);border:2px solid var(--accent)}.btn-danger{background:var(--error);color:#fff}.btn-lg{padding:.9rem 1.25rem}.palette-selector,.visit-counter,.footer-credit{text-align:center;margin:1rem 0;color:var(--text-muted)}.palette-options{display:flex;justify-content:center;gap:.5rem;margin-top:.5rem}.palette-btn{display:flex;padding:.25rem;border:2px solid var(--border);border-radius:.5rem;background:#fff;cursor:pointer}.palette-btn.active{border-color:var(--accent);box-shadow:0 0 0 3px var(--shadow)}.palette-swatch{width:22px;height:22px}.modal{display:none;position:fixed;inset:0;z-index:10;align-items:center;justify-content:center;padding:1rem;background:rgba(3,30,50,.55)}.modal.show{display:flex}.modal-content{width:min(100%,520px);max-height:90vh;overflow:auto;background:var(--bg-card);border:1px solid var(--border);border-radius:1rem;padding:1.5rem;box-shadow:0 15px 50px rgba(0,0,0,.2)}.modal-start-header{text-align:center}.form-group{margin:1rem 0}.form-group label{display:block;font-weight:700;margin-bottom:.35rem}.label-hint{font-size:.8rem;color:var(--text-muted);font-weight:400}.form-group input,.form-group select{width:100%;padding:.75rem;border:2px solid var(--border);border-radius:.5rem;color:var(--text-primary);background:#fff}.form-group input:focus,.form-group select:focus{outline:3px solid var(--shadow);border-color:var(--accent)}.checkbox-label{display:flex!important;gap:.6rem;align-items:flex-start}.checkbox-label input{width:auto;margin-top:.25rem}.modal-actions{display:flex;justify-content:center;gap:.75rem;flex-wrap:wrap;margin-top:1.25rem}.game-header{display:flex;justify-content:space-between;gap:.75rem;background:var(--bg-card);border-radius:.8rem;padding:1rem;box-shadow:0 4px 18px var(--shadow)}.game-stat{text-align:center}.stat-label{display:block;font-size:.75rem;color:var(--text-muted)}.stat-value{font-size:1.25rem;font-weight:800;color:var(--accent-dark)}.progress-bar-container,.game-time-bar{height:10px;background:var(--border);border-radius:99px;overflow:hidden;margin:1rem 0}.progress-bar,.game-time-fill{height:100%;background:var(--accent);transition:width .3s}.game-time-fill{background:var(--success)}.game-content{display:grid;grid-template-columns:1fr 1fr;gap:1.5rem;align-items:start}.table-section,.question-section,.ranking-section,.ranking-table-wrapper,.empty-state{background:var(--bg-card);border-radius:1rem;padding:1.25rem;box-shadow:0 4px 18px var(--shadow)}.excel-table{width:100%;border-collapse:collapse}.excel-table td{border:1px solid var(--border);padding:1rem;text-align:center;font-weight:700}.formula-box{background:var(--bg-secondary);border-radius:.75rem;padding:1rem}.formula{font-family:monospace;font-size:1.1rem;overflow-wrap:anywhere}.options{display:grid;grid-template-columns:repeat(2,1fr);gap:.75rem;margin:1.25rem 0}.option-btn{padding:1rem;border:2px solid var(--border);border-radius:.6rem;background:var(--bg-card);color:var(--text-primary);cursor:pointer;font-weight:700}.option-btn:hover{border-color:var(--accent);background:var(--bg-secondary)}.abandon-form{text-align:center}.timer-warning{color:var(--error)}.modal-warning{border-top:5px solid var(--warning)}.modal-icon{text-align:center;font-size:2rem}.warning-message{text-align:center;color:var(--text-secondary)}.ranking-section{margin:1.5rem 0}.ranking-section-title{margin-top:0;color:var(--accent-dark)}.ranking-matricula-list{display:grid;gap:.75rem}.ranking-matricula-card{border:1px solid var(--border);border-radius:.75rem;padding:1rem}.ranking-matricula-header{display:flex;align-items:center;gap:1rem}.ranking-position{font-size:1.25rem;font-weight:800;color:var(--accent)}.ranking-matricula-info{flex:1}.ranking-matricula-code,.ranking-matricula-name{display:block}.ranking-matricula-code{font-weight:800}.ranking-matricula-name{color:var(--text-muted);font-size:.9rem}.ranking-best{display:block;font-size:1.15rem;font-weight:800;color:var(--success)}.ranking-plays{display:block;color:var(--text-muted);font-size:.8rem}.ranking-history{margin-top:.75rem;color:var(--text-muted);font-size:.85rem}.history-item{color:var(--accent-dark);font-weight:700}.ranking-table{width:100%;border-collapse:collapse}.ranking-table th,.ranking-table td{padding:.7rem;text-align:left;border-bottom:1px solid var(--border)}.ranking-table th{background:var(--bg-secondary);font-size:.8rem}.ranking-table-wrapper{overflow:auto}.empty-state{text-align:center}.page-subtitle{margin-bottom:2rem}@media(max-width:720px){.container{width:min(100% - 1rem,1100px);padding-top:1rem}.game-content{grid-template-columns:1fr}.game-header{font-size:.9rem}.ranking-matricula-header{align-items:flex-start}.ranking-matricula-stats{text-align:right}.options{grid-template-columns:1fr}.ranking-table{min-width:680px}}

/* Camada mobile-first: toque, leitura e ausência de overflow horizontal */
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{overflow-x:hidden;padding-bottom:env(safe-area-inset-bottom)}
button,.btn,a,input,select{min-height:44px}
button,.btn{touch-action:manipulation}
img{max-width:100%;height:auto}
.end-screen{width:min(100%,860px);margin:0 auto;background:var(--bg-card);border-radius:1rem;padding:clamp(1rem,4vw,2rem);box-shadow:0 4px 18px var(--shadow);text-align:center}
.end-icon{font-size:clamp(2.4rem,12vw,5rem)}
.end-screen h1{font-size:clamp(1.5rem,6vw,2.5rem);margin:.5rem 0;color:var(--accent-dark)}
.end-player-name{color:var(--text-secondary);overflow-wrap:anywhere}
.end-summary-banner,.abandoned-notice,.time-expired-notice,.feedback-final,.final-score-box,.end-stats,.formula-performance-table{margin:1rem 0;padding:1rem;border-radius:.75rem;background:var(--bg-secondary)}
.end-stats,.feedback-stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:.65rem}
.end-stat,.feedback-stat{min-width:0;padding:.65rem;border-radius:.6rem;background:var(--bg-card)}
.end-stat-value,.feedback-stat-value,.final-score-value{display:block;font-weight:800;color:var(--accent-dark);font-size:clamp(1.1rem,4vw,1.8rem);overflow-wrap:anywhere}
.end-stat-label,.feedback-stat-label{display:block;color:var(--text-muted);font-size:.75rem}
.formula-table-header,.formula-table-row{display:grid;grid-template-columns:minmax(0,2fr) repeat(4,minmax(42px,1fr));gap:.5rem;align-items:center;padding:.6rem 0;border-bottom:1px solid var(--border)}
.formula-table-header{font-size:.72rem;font-weight:800;color:var(--text-muted)}
.formula-name{overflow-wrap:anywhere;text-align:left}.end-buttons{display:flex;gap:.75rem;justify-content:center;flex-wrap:wrap;margin-top:1.25rem}
@media (max-width:720px){
  .container{width:100%;padding:1rem .75rem calc(2rem + env(safe-area-inset-bottom))}
  .game-title{font-size:clamp(1.65rem,10vw,2.3rem)}
  .game-subtitle,.page-subtitle{font-size:.95rem;line-height:1.45}
  .button-group,.end-buttons,.modal-actions{width:100%;flex-direction:column;gap:.6rem}
  .button-group .btn,.end-buttons .btn,.modal-actions .btn{width:100%}
  .modal{padding:.5rem;align-items:flex-end}
  .modal-content{width:100%;max-height:min(92dvh,720px);border-radius:1rem 1rem .5rem .5rem;padding:1rem}
  .modal-start-content{padding:1rem .9rem}
  .game-header{display:grid;grid-template-columns:repeat(3,1fr);gap:.25rem;padding:.7rem .4rem;position:sticky;top:0;z-index:4}
  .stat-label{font-size:.65rem}.stat-value{font-size:1rem}
  .game-content{gap:.8rem}.table-section,.question-section,.ranking-section,.ranking-table-wrapper,.empty-state{padding:.85rem;border-radius:.75rem}
  .excel-table td{padding:.65rem .35rem;font-size:.85rem}
  .formula{font-size:.9rem;line-height:1.45}.question-text{font-size:.95rem}
  .option-btn{width:100%;min-height:52px;font-size:1rem;padding:.75rem}
  .ranking-matricula-header{display:grid;grid-template-columns:auto 1fr;gap:.6rem}.ranking-matricula-stats{grid-column:2;text-align:left}
  .ranking-history{line-height:1.8}.ranking-table{min-width:600px;font-size:.8rem}
  .end-stats,.feedback-stats{grid-template-columns:repeat(2,minmax(0,1fr))}
  .formula-table-header,.formula-table-row{font-size:.72rem;grid-template-columns:minmax(110px,2fr) repeat(4,minmax(34px,1fr));gap:.25rem}
  .formula-performance-table{overflow-x:auto}.formula-table-header,.formula-table-row{min-width:360px}
}
@media (max-width:380px){
  .container{padding-left:.5rem;padding-right:.5rem}.game-header{font-size:.75rem}.stat-value{font-size:.9rem}
  .end-stats,.feedback-stats{gap:.4rem}.end-stat,.feedback-stat{padding:.5rem .25rem}
}
@media (prefers-reduced-motion:reduce){*,*::before,*::after{scroll-behavior:auto!important;animation-duration:.01ms!important;transition-duration:.01ms!important}}