/**
 * Estilos - Juego del Gato v2.0
 * RadioNet.tv
 */

/* ========== VARIABLES Y RESET ========== */
:root {
    --color-bg: #0a0e27;
    --color-bg-light: #151b3d;
    --color-bg-card: #1a2142;
    --color-primary: #00d9ff;
    --color-secondary: #7b68ee;
    --color-success: #00ff88;
    --color-danger: #ff3366;
    --color-warning: #ffaa00;
    --color-text: #e0e6ff;
    --color-text-muted: #8892b8;
    --color-border: #2a3454;
    --shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.5);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, var(--color-bg) 0%, #1a1f3a 100%);
    color: var(--color-text);
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 20px;
}

.container {
    width: 100%;
    max-width: 900px;
    margin: 0 auto;
}

/* ========== AUTENTICACIÓN ========== */
.auth-box {
    background: var(--color-bg-card);
    border-radius: 20px;
    padding: 40px;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--color-border);
    max-width: 450px;
    margin: 0 auto;
}

.logo {
    text-align: center;
    margin-bottom: 40px;
}

.logo h1 {
    font-size: 2.5rem;
    font-weight: 900;
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 8px;
    letter-spacing: 2px;
}

.subtitle {
    color: var(--color-text-muted);
    font-size: 0.9rem;
    letter-spacing: 1px;
}

.auth-screen {
    display: none;
}

.auth-screen.active {
    display: block;
}

.auth-screen h2 {
    color: var(--color-text);
    margin-bottom: 30px;
    font-size: 1.8rem;
    text-align: center;
}

.input-group {
    margin-bottom: 20px;
}

.input-group label {
    display: block;
    color: var(--color-text-muted);
    margin-bottom: 8px;
    font-size: 0.9rem;
    font-weight: 500;
}

.input-group input {
    width: 100%;
    padding: 14px 16px;
    background: var(--color-bg-light);
    border: 2px solid var(--color-border);
    border-radius: 10px;
    color: var(--color-text);
    font-size: 1rem;
    transition: var(--transition);
}

.input-group input:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(0, 217, 255, 0.1);
}

.btn {
    width: 100%;
    padding: 14px 24px;
    border: none;
    border-radius: 10px;
    font-size: 1rem;
    font-weight: 700;
    cursor: pointer;
    transition: var(--transition);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    color: white;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(0, 217, 255, 0.4);
}

.btn-secondary {
    background: var(--color-bg-light);
    color: var(--color-text);
    border: 2px solid var(--color-border);
}

.btn-secondary:hover {
    background: var(--color-border);
    transform: translateY(-1px);
}

.btn-success {
    background: var(--color-success);
    color: var(--color-bg);
}

.btn-success:hover {
    box-shadow: 0 6px 25px rgba(0, 255, 136, 0.4);
    transform: translateY(-2px);
}

.btn-danger {
    background: var(--color-danger);
    color: white;
}

.btn-danger:hover {
    box-shadow: 0 6px 25px rgba(255, 51, 102, 0.4);
    transform: translateY(-2px);
}

.btn-small {
    padding: 8px 16px;
    font-size: 0.85rem;
    width: auto;
}

.switch-auth {
    text-align: center;
    margin-top: 24px;
    color: var(--color-text-muted);
    font-size: 0.9rem;
}

.switch-auth a {
    color: var(--color-primary);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
}

.switch-auth a:hover {
    color: var(--color-secondary);
}

.message {
    margin-top: 20px;
    padding: 14px;
    border-radius: 10px;
    text-align: center;
    font-weight: 500;
    display: none;
}

.message.error {
    background: rgba(255, 51, 102, 0.15);
    color: var(--color-danger);
    border: 1px solid var(--color-danger);
}

.message.success {
    background: rgba(0, 255, 136, 0.15);
    color: var(--color-success);
    border: 1px solid var(--color-success);
}

/* ========== LOBBY ========== */
.lobby-container {
    background: var(--color-bg-card);
    border-radius: 20px;
    padding: 30px;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--color-border);
}

.lobby-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
    padding-bottom: 20px;
    border-bottom: 2px solid var(--color-border);
}

.user-info h2 {
    font-size: 1.8rem;
    color: var(--color-primary);
    margin-bottom: 10px;
}

.user-stats {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

.stat {
    color: var(--color-text-muted);
    font-size: 0.9rem;
}

.stat strong {
    color: var(--color-text);
    font-size: 1.1rem;
}

.players-section h3 {
    color: var(--color-text);
    margin-bottom: 20px;
    font-size: 1.3rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.players-list {
    display: grid;
    gap: 15px;
    max-height: 500px;
    overflow-y: auto;
    padding-right: 10px;
}

.players-list::-webkit-scrollbar {
    width: 8px;
}

.players-list::-webkit-scrollbar-track {
    background: var(--color-bg-light);
    border-radius: 4px;
}

.players-list::-webkit-scrollbar-thumb {
    background: var(--color-border);
    border-radius: 4px;
}

.players-list::-webkit-scrollbar-thumb:hover {
    background: var(--color-primary);
}

.player-card {
    background: var(--color-bg-light);
    border: 2px solid var(--color-border);
    border-radius: 12px;
    padding: 16px;
    cursor: pointer;
    transition: var(--transition);
}

.player-card:hover:not(.disabled) {
    border-color: var(--color-primary);
    transform: translateX(5px);
    box-shadow: 0 4px 15px rgba(0, 217, 255, 0.2);
}

.player-card.disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.player-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
}

.player-name {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--color-text);
}

.player-status {
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
}

.player-status.available {
    background: rgba(0, 255, 136, 0.2);
    color: var(--color-success);
}

.player-status.busy {
    background: rgba(255, 170, 0, 0.2);
    color: var(--color-warning);
}

.player-stats {
    display: flex;
    gap: 15px;
    color: var(--color-text-muted);
    font-size: 0.85rem;
    margin-bottom: 12px;
}

.no-players, .loading {
    text-align: center;
    color: var(--color-text-muted);
    padding: 40px;
    font-style: italic;
}

.invitation-notification {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(10, 14, 39, 0.95);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
    animation: fadeIn 0.3s;
}

.invitation-notification.hidden {
    display: none;
}

.invitation-content {
    background: var(--color-bg-card);
    border: 2px solid var(--color-primary);
    border-radius: 20px;
    padding: 40px;
    text-align: center;
    max-width: 400px;
    box-shadow: var(--shadow-lg);
    animation: slideUp 0.3s;
}

.invitation-content h3 {
    color: var(--color-primary);
    margin-bottom: 20px;
    font-size: 1.8rem;
}

.invitation-content p {
    color: var(--color-text);
    margin-bottom: 30px;
    font-size: 1.1rem;
}

.invitation-buttons {
    display: flex;
    gap: 15px;
}

.waiting-message {
    text-align: center;
    padding: 30px;
    background: var(--color-bg-light);
    border-radius: 12px;
    margin-top: 20px;
    color: var(--color-primary);
    font-size: 1.1rem;
    animation: pulse 2s infinite;
}

.waiting-message.hidden {
    display: none;
}

/* ========== PARTIDA ========== */
.game-container {
    background: var(--color-bg-card);
    border-radius: 20px;
    padding: 30px;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--color-border);
}

.game-header {
    margin-bottom: 30px;
}

.player-info {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.player {
    display: flex;
    align-items: center;
    gap: 12px;
}

.player.me {
    flex-direction: row;
}

.player.rival {
    flex-direction: row-reverse;
}

.player-name {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--color-text);
}

.player-symbol {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    font-weight: 900;
    border-radius: 10px;
    background: var(--color-bg-light);
    border: 2px solid var(--color-border);
}

.vs {
    font-size: 1.5rem;
    font-weight: 900;
    color: var(--color-text-muted);
}

.turn-indicator {
    text-align: center;
    padding: 12px;
    border-radius: 10px;
    font-weight: 700;
    font-size: 1.1rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.turn-indicator.my-turn {
    background: rgba(0, 217, 255, 0.2);
    color: var(--color-primary);
    border: 2px solid var(--color-primary);
    animation: pulse 2s infinite;
}

.turn-indicator.rival-turn {
    background: rgba(255, 170, 0, 0.2);
    color: var(--color-warning);
    border: 2px solid var(--color-warning);
}

.board-container {
    display: flex;
    justify-content: center;
    margin: 40px 0;
}

.game-board {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
    max-width: 450px;
    width: 100%;
}

.cell {
    aspect-ratio: 1;
    background: var(--color-bg-light);
    border: 3px solid var(--color-border);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3.5rem;
    font-weight: 900;
    cursor: pointer;
    transition: var(--transition);
}

.cell:hover:not(.filled) {
    background: var(--color-bg);
    border-color: var(--color-primary);
    transform: scale(1.05);
}

.cell.filled {
    cursor: not-allowed;
}

.cell.symbol-x {
    color: var(--color-primary);
    animation: scaleIn 0.3s;
}

.cell.symbol-o {
    color: var(--color-secondary);
    animation: scaleIn 0.3s;
}

.game-result {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(10, 14, 39, 0.95);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
    animation: fadeIn 0.3s;
}

.game-result.hidden {
    display: none;
}

.result-content {
    background: var(--color-bg-card);
    border-radius: 20px;
    padding: 50px;
    text-align: center;
    max-width: 500px;
    box-shadow: var(--shadow-lg);
    animation: slideUp 0.3s;
}

.result-content h2 {
    font-size: 3rem;
    margin-bottom: 20px;
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.result-win {
    color: var(--color-success);
}

.result-lose {
    color: var(--color-danger);
}

.result-draw {
    color: var(--color-warning);
}

.result-content p {
    color: var(--color-text);
    margin-bottom: 30px;
    font-size: 1.2rem;
}

.result-buttons {
    display: flex;
    gap: 15px;
    margin-bottom: 20px;
}

.rematch-waiting {
    color: var(--color-primary);
    font-style: italic;
    animation: pulse 2s infinite;
}

.rematch-waiting.hidden {
    display: none;
}

/* ========== CRÉDITOS ========== */
.credits {
    text-align: center;
    margin-top: 30px;
    color: var(--color-text-muted);
    font-size: 0.85rem;
}

/* ========== ANIMACIONES ========== */
@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes slideUp {
    from {
        transform: translateY(30px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

@keyframes scaleIn {
    from {
        transform: scale(0);
    }
    to {
        transform: scale(1);
    }
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.6;
    }
}

/* ========== RESPONSIVE ========== */
@media (max-width: 768px) {
    .auth-box {
        padding: 30px 20px;
    }
    
    .logo h1 {
        font-size: 2rem;
    }
    
    .lobby-header {
        flex-direction: column;
        gap: 20px;
        align-items: flex-start;
    }
    
    .user-stats {
        gap: 10px;
    }
    
    .player-info {
        flex-direction: column;
        gap: 15px;
    }
    
    .game-board {
        max-width: 350px;
    }
    
    .cell {
        font-size: 2.5rem;
    }
    
    .result-content {
        padding: 30px 20px;
    }
    
    .result-content h2 {
        font-size: 2rem;
    }
    
    .result-buttons, .invitation-buttons {
        flex-direction: column;
    }
}