/* Variables CSS */
:root {
    --color-red: #c41e3a;
    --color-blue: #002868;
    --color-gold: #ffd700;
    --color-green: #228b22;
    --color-orange: #ff6347;
    --color-purple: #663399;
    --safe-top: env(safe-area-inset-top, 0);
    --safe-bottom: env(safe-area-inset-bottom, 0);
    --safe-left: env(safe-area-inset-left, 0);
    --safe-right: env(safe-area-inset-right, 0);
}

/* Reset y base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    -webkit-tap-highlight-color: transparent;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    color: #333;
    overflow-x: hidden;
    touch-action: manipulation;
    -webkit-user-select: none;
    user-select: none;
}

/* Safe area para notch */
.safe-area {
    padding-top: var(--safe-top);
    padding-bottom: var(--safe-bottom);
    padding-left: var(--safe-left);
    padding-right: var(--safe-right);
    min-height: 100vh;
}

/* Header */
header {
    background: var(--color-red);
    color: white;
    text-align: center;
    padding: 0.75rem 0.5rem;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

header h1 {
    font-size: 2rem;
    margin-bottom: 0.25rem;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
}

.subtitle {
    font-size: 0.9rem;
    opacity: 0.95;
    font-weight: 300;
}

/* Main */
main {
    max-width: 100%;
    padding: 0.5rem;
}

/* Sección de bola actual */
.current-ball-section {
    background: white;
    border-radius: 12px;
    padding: 0.5rem;
    margin-bottom: 0.5rem;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    text-align: center;
}

.ball-container {
    display: flex;
    justify-content: center;
    margin-bottom: 0.5rem;
}

.ball {
    width: 70px;
    height: 70px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    font-weight: bold;
    color: white;
    background: linear-gradient(145deg, #ccc, #999);
    box-shadow: 
        0 4px 8px rgba(0,0,0,0.2),
        inset 0 -2px 4px rgba(0,0,0,0.2),
        inset 0 5px 10px rgba(255,255,255,0.3);
    position: relative;
    transition: transform 0.3s ease;
}

.ball::before {
    content: '';
    position: absolute;
    top: 20%;
    left: 25%;
    width: 40%;
    height: 30%;
    background: radial-gradient(ellipse at center, rgba(255,255,255,0.5) 0%, transparent 70%);
    border-radius: 50%;
}

.ball.drawing {
    animation: spin 0.8s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

@keyframes spin {
    0% { transform: rotate(0deg) scale(1); }
    50% { transform: rotate(360deg) scale(1.1); }
    100% { transform: rotate(720deg) scale(1); }
}

/* Colores de bolas según columna BINGO */
.ball-b { background: linear-gradient(145deg, var(--color-red), #a01628); }
.ball-i { background: linear-gradient(145deg, var(--color-blue), #001a4d); }
.ball-n { background: linear-gradient(145deg, var(--color-gold), #ccaa00); }
.ball-g { background: linear-gradient(145deg, var(--color-green), #1a6b1a); }
.ball-o { background: linear-gradient(145deg, var(--color-orange), #cc4d37); }

.ball.drawn {
    animation: bounce 0.5s ease-out;
}

@keyframes bounce {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.15); }
}

.canto-display {
    font-size: 1.4rem;
    color: #333;
    min-height: 60px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 0 0.5rem;
}

.canto-display strong {
    color: var(--color-red);
    font-size: 1.8rem;
    margin-bottom: 0.3rem;
}

/* Controles */
.controls {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
}

.btn {
    flex: 1;
    padding: 0.6rem;
    border: none;
    border-radius: 8px;
    font-size: 0.9rem;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.25rem;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-green), #1a6b1a);
    color: white;
    padding: 1.5rem 2rem;
    font-size: 1.5rem;
    flex: none;
    width: 100%;
}

.btn-primary:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 6px 12px rgba(34, 139, 34, 0.3);
}

.btn-primary:active:not(:disabled) {
    transform: translateY(0);
}

.btn-primary:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.btn-secondary {
    background: linear-gradient(135deg, #666, #444);
    color: white;
}

.btn-secondary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 12px rgba(0,0,0,0.3);
}

.btn-secondary:active {
    transform: translateY(0);
}

/* Tablero BINGO */
.board-section {
    background: white;
    border-radius: 20px;
    padding: 0.75rem;
    margin-bottom: 1rem;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
}

.board-header {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 0.25rem;
    margin-bottom: 0.5rem;
}

.column-header {
    background: var(--color-red);
    color: white;
    padding: 0.75rem;
    text-align: center;
    font-size: 1.5rem;
    font-weight: bold;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.2);
}

.board-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 0.25rem;
}

.board-cell {
    aspect-ratio: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #f5f5f5;
    border-radius: 4px;
    font-weight: bold;
    font-size: 0.75rem;
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.board-cell.drawn {
    background: var(--color-gold);
    color: #333;
    border-color: var(--color-red);
    font-weight: bold;
    transform: scale(0.95);
}

/* N\u00fameros Cantados */
.drawn-numbers-section {
    background: white;
    border-radius: 12px;
    padding: 0.5rem;
    margin-bottom: 0.5rem;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.drawn-numbers-section h3 {
    color: var(--color-red);
    margin-bottom: 0.5rem;
    text-align: center;
    font-size: 0.9rem;
}

.drawn-numbers-grid {
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
}

.bingo-row {
    display: grid;
    grid-template-columns: auto repeat(15, 1fr);
    gap: 0.15rem;
    align-items: center;
}

.bingo-letter {
    background: var(--color-red);
    color: white;
    font-weight: bold;
    font-size: 0.75rem;
    padding: 0.25rem 0.4rem;
    border-radius: 3px;
    text-align: center;
    margin-right: 0.15rem;
}

.drawn-number {
    aspect-ratio: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #e0e0e0;
    border-radius: 3px;
    font-size: 0.6rem;
    font-weight: bold;
    color: #999;
    transition: all 0.2s ease;
}

.drawn-number.drawn {
    background: var(--color-gold);
    color: #333;
    box-shadow: 0 1px 2px rgba(0,0,0,0.2);
}

/* Historial - Deprecated, keeping for backwards compatibility */
.history-section {
    background: white;
    border-radius: 20px;
    padding: 0.75rem;
    margin-bottom: 1rem;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
}

.history-section h3 {
    color: var(--color-red);
    margin-bottom: 1rem;
    text-align: center;
}

.history-list {
    max-height: 150px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.history-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0.75rem;
    background: #f8f9fa;
    border-radius: 10px;
    opacity: 0;
    transform: translateX(-20px);
    transition: all 0.3s ease;
}

.history-item.show {
    opacity: 1;
    transform: translateX(0);
}

.history-ball {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    color: white;
    font-size: 1.2rem;
    flex-shrink: 0;
    box-shadow: 0 2px 8px rgba(0,0,0,0.2);
}

.history-text {
    flex: 1;
    display: flex;
    flex-direction: column;
}

.history-text strong {
    color: var(--color-red);
    font-size: 1rem;
}

.history-text span {
    color: #666;
    font-size: 0.9rem;
}

/* Footer */
footer {
    text-align: center;
    padding: 0.5rem;
    color: white;
    font-size: 0.7rem;
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,0.7);
    animation: fadeIn 0.3s ease;
}

.modal.show {
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-content {
    background: white;
    padding: 1.5rem;
    border-radius: 16px;
    width: 90%;
    max-width: 500px;
    max-height: 80vh;
    overflow-y: auto;
    animation: slideIn 0.3s ease;
}

.modal-content h2 {
    text-align: center;
    color: var(--color-red);
    margin-bottom: 1.5rem;
    font-size: 1.5rem;
}

.game-options {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
}

.game-option {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    padding: 1.5rem;
    border-radius: 12px;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

.game-option:hover,
.game-option:active {
    transform: translateY(-4px);
    box-shadow: 0 6px 12px rgba(0,0,0,0.2);
}

.game-icon {
    font-size: 3rem;
    margin-bottom: 0.5rem;
}

.game-name {
    color: white;
    font-weight: bold;
    font-size: 1rem;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes slideIn {
    from {
        transform: translateY(-50px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,0.7);
    animation: fadeIn 0.3s ease;
}

.modal.show {
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-content {
    background: white;
    padding: 1.5rem;
    border-radius: 16px;
    width: 90%;
    max-width: 500px;
    max-height: 80vh;
    overflow-y: auto;
    animation: slideIn 0.3s ease;
}

.modal-content h2 {
    text-align: center;
    color: var(--color-red);
    margin-bottom: 1.5rem;
    font-size: 1.5rem;
}

.game-options {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
}

.game-option {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    padding: 1.5rem;
    border-radius: 12px;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

.game-option:hover,
.game-option:active {
    transform: translateY(-4px);
    box-shadow: 0 6px 12px rgba(0,0,0,0.2);
}

.game-icon {
    font-size: 3rem;
    margin-bottom: 0.5rem;
}

.game-name {
    color: white;
    font-weight: bold;
    font-size: 1rem;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes slideIn {
    from {
        transform: translateY(-50px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

/* Scrollbar personalizado */
.history-list::-webkit-scrollbar {
    width: 6px;
}

.history-list::-webkit-scrollbar-track {
    background: #f1f1f1;
    border-radius: 10px;
}

.history-list::-webkit-scrollbar-thumb {
    background: var(--color-red);
    border-radius: 10px;
}

/* Responsive */
@media (max-width: 400px) {
    header h1 {
        font-size: 1.1rem;
    }
    
    .ball {
        width: 60px;
        height: 60px;
        font-size: 1.6rem;
    }
    
    .canto-display {
        font-size: 1.2rem;
        min-height: 55px;
    }
    
    .canto-display strong {
        font-size: 1.5rem;
    }
    
    .board-cell {
        font-size: 0.6rem;
    }
    
    .column-header {
        font-size: 0.75rem;
        padding: 0.25rem;
    }
    
    .btn {
        font-size: 0.8rem;
        padding: 0.5rem;
    }
    
    .btn-primary {
        font-size: 1.3rem;
        padding: 1.2rem 1.5rem;
    }
    
    .drawn-number {
        font-size: 0.55rem;
    }
    
    .bingo-letter {
        font-size: 0.65rem;
        padding: 0.2rem 0.3rem;
    }
    
    .game-options {
        grid-template-columns: repeat(2, 1fr);
        gap: 0.75rem;
    }
    
    .game-option {
        padding: 0.75rem;
    }
    
    .game-icon {
        font-size: 2rem;
    }
    
    .mini-card {
        padding: 4px;
        gap: 1px;
    }
    
    .game-name {
        font-size: 0.8rem;
    }
    
    footer {
        font-size: 0.6rem;
        padding: 0.3rem;
    }
}

.mini-card {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 2px;
    background: rgba(255,255,255,0.3);
    padding: 6px;
    border-radius: 6px;
    margin-bottom: 0.5rem;
}

.mini-cell {
    aspect-ratio: 1;
    background: rgba(255,255,255,0.3);
    border-radius: 2px;
    border: 1px solid rgba(255,255,255,0.4);
}

.mini-cell.filled {
    background: rgba(255,215,0,0.9);
    box-shadow: inset 0 1px 2px rgba(0,0,0,0.2);
}

@media (min-width: 600px) {
    main {
        padding: 2rem;
    }
}

/* PWA install prompt */
.install-prompt {
    position: fixed;
    bottom: calc(1rem + var(--safe-bottom));
    left: 1rem;
    right: 1rem;
    background: white;
    padding: 1rem;
    border-radius: 12px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.3);
    display: none;
    z-index: 1000;
}

.install-prompt.show {
    display: block;
    animation: slideUp 0.3s ease;
}

@keyframes slideUp {
    from {
        transform: translateY(100%);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}