@import url('https://fonts.googleapis.com/css2?family=Chakra+Petch:wght@400;600;700&family=JetBrains+Mono:wght@400;600&display=swap');

:root {
    /* Tema Escuro (padrão) */
    --color-bg: #0a0e1a;
    --color-bg-light: #141927;
    --color-bg-card: #1a1f35;
    --color-primary: #8b5cf6;
    --color-primary-dark: #7c3aed;
    --color-accent: #d946ef;
    --color-text: #e4e8f0;
    --color-text-dim: #8b92a8;
    --color-border: #2a3148;
    
    --font-display: 'Chakra Petch', sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
}

/* Tema Claro */
body.light-theme {
    --color-bg: #f5f7fa;
    --color-bg-light: #ffffff;
    --color-bg-card: #ffffff;
    --color-primary: #8b5cf6;
    --color-primary-dark: #7c3aed;
    --color-accent: #d946ef;
    --color-text: #1a1f35;
    --color-text-dim: #5a6174;
    --color-border: #d4d9e6;
}

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

body {
    font-family: var(--font-display);
    background: var(--color-bg);
    color: var(--color-text);
    line-height: 1.6;
    min-height: 100vh;
    transition: background 0.3s ease, color 0.3s ease;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 40px 20px;
}

/* NAVEGAÇÃO SUPERIOR */
.top-nav {
    display: flex;
    justify-content: flex-end;
    align-items: center;
    margin-bottom: 20px;
    padding: 10px 0;
}

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

.btn-nav {
    background: transparent;
    color: var(--color-primary);
    border: 2px solid var(--color-primary);
    padding: 10px 24px;
    font-size: 0.95rem;
}

.btn-nav:hover {
    background: rgba(139, 92, 246, 0.1);
}

.btn-theme {
    background: var(--color-bg-card);
    border: 2px solid var(--color-border);
    padding: 10px 16px;
    font-size: 1.2rem;
    cursor: pointer;
    border-radius: 8px;
    transition: all 0.3s ease;
}

.btn-theme:hover {
    transform: scale(1.05);
    border-color: var(--color-primary);
}

.theme-icon {
    display: inline-block;
    transition: transform 0.3s ease;
}

.btn-theme:hover .theme-icon {
    transform: rotate(20deg);
}

/* HEADER */
header {
    text-align: center;
    margin-bottom: 60px;
}

h1 {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 30px;
    background: linear-gradient(135deg, var(--color-primary) 0%, #00ddff 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-transform: uppercase;
    letter-spacing: 2px;
    animation: glowPulse 3s ease-in-out infinite;
}

@keyframes glowPulse {
    0%, 100% { filter: drop-shadow(0 0 20px rgba(139, 92, 246, 0.3)); }
    50% { filter: drop-shadow(0 0 30px rgba(139, 92, 246, 0.6)); }
}

/* LOGO - Ajustada para ser menor e SEM box-shadow */
.logo {
    width: 100%;
    max-width: 280px;
    height: auto;
    margin: 20px auto;
    display: block;
    border-radius: 20px;
    transition: transform 0.3s ease;
}

.logo:hover {
    transform: scale(1.05);
}

.subtitle {
    font-size: 1.2rem;
    color: var(--color-text-dim);
    max-width: 600px;
    margin: 20px auto;
}

/* BUTTONS */
.button-group {
    display: flex;
    gap: 15px;
    justify-content: center;
    margin-top: 30px;
    flex-wrap: wrap;
}

.btn {
    padding: 14px 32px;
    font-size: 1rem;
    font-family: var(--font-display);
    font-weight: 600;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 1px;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn:hover::before {
    width: 300px;
    height: 300px;
}

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

.btn-primary:hover {
    background: var(--color-primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(139, 92, 246, 0.4);
}

.btn-secondary {
    background: transparent;
    color: var(--color-primary);
    border: 2px solid var(--color-primary);
}

.btn-secondary:hover {
    background: rgba(139, 92, 246, 0.1);
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(139, 92, 246, 0.2);
}

/* ROOM STATUS SECTION */
.room-status {
    background: var(--color-bg-card);
    border: 2px solid var(--color-border);
    border-radius: 16px;
    padding: 40px;
    margin: 40px 0;
    text-align: center;
    position: relative;
    overflow: hidden;
    transition: background 0.3s ease, border-color 0.3s ease;
}

.room-status::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(139, 92, 246, 0.05) 0%, transparent 70%);
    animation: rotate 20s linear infinite;
}

@keyframes rotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.room-status h2 {
    font-size: 2rem;
    margin-bottom: 30px;
    position: relative;
    z-index: 1;
}

.status-card {
    background: var(--color-bg-light);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    padding: 30px;
    max-width: 500px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
    transition: background 0.3s ease, border-color 0.3s ease;
}

.status-indicator {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    margin-bottom: 20px;
    font-size: 1.1rem;
    font-weight: 600;
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    display: inline-block;
}

.dot.online {
    background: var(--color-primary);
    box-shadow: 0 0 10px var(--color-primary), 0 0 20px var(--color-primary);
    animation: pulse 2s ease-in-out infinite;
}

.dot.offline {
    background: #666;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.player-count {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 10px;
    margin: 25px 0;
    font-family: var(--font-mono);
}

.count-label {
    color: var(--color-text-dim);
    font-size: 0.95rem;
}

.count-value {
    font-size: 3rem;
    font-weight: 700;
    color: var(--color-primary);
    line-height: 1;
}

.count-max {
    font-size: 1.5rem;
    color: var(--color-text-dim);
}

.btn-join {
    background: linear-gradient(135deg, var(--color-primary) 0%, #00ddff 100%);
    color: var(--color-bg);
    width: 100%;
    margin-top: 20px;
    font-size: 1.1rem;
    padding: 16px 32px;
}

.btn-join:disabled {
    background: #333;
    color: #666;
    cursor: not-allowed;
}

.btn-join:not(:disabled):hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(139, 92, 246, 0.5);
}

/* FEATURES */
.features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin: 40px 0;
}

.feature {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    padding: 30px;
    transition: all 0.3s ease;
}

.feature:hover {
    transform: translateY(-5px);
    border-color: var(--color-primary);
    box-shadow: 0 10px 30px rgba(139, 92, 246, 0.2);
}

.feature h2 {
    font-size: 1.5rem;
    margin-bottom: 15px;
    color: var(--color-primary);
}

.feature p {
    color: var(--color-text-dim);
    line-height: 1.7;
}

/* INFRASTRUCTURE TABLE */
.infrastructure {
    margin: 40px 0;
    text-align: center;
}

.infrastructure h2 {
    font-size: 2rem;
    margin-bottom: 30px;
}

table {
    width: 100%;
    max-width: 800px;
    margin: 0 auto;
    border-collapse: separate;
    border-spacing: 0;
    background: var(--color-bg-card);
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid var(--color-border);
    transition: background 0.3s ease, border-color 0.3s ease;
}

thead {
    background: var(--color-bg-light);
}

th {
    padding: 20px;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--color-primary);
    border-bottom: 2px solid var(--color-border);
}

td {
    padding: 30px 20px;
    border-right: 1px solid var(--color-border);
}

td:last-child {
    border-right: none;
}

td strong {
    display: block;
    font-size: 2rem;
    color: var(--color-primary);
    margin-bottom: 5px;
    font-family: var(--font-mono);
}

td small {
    color: var(--color-text-dim);
    font-size: 0.9rem;
}

/* HR */
hr {
    border: none;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--color-border), transparent);
    margin: 60px 0;
}

/* FOOTER */
footer {
    text-align: center;
    padding: 40px 0;
    color: var(--color-text-dim);
    font-size: 0.9rem;
}

/* MODAL */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(5px);
    animation: fadeIn 0.3s ease;
}

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

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

.modal-content {
    background: var(--color-bg-card);
    border: 2px solid var(--color-border);
    border-radius: 16px;
    padding: 40px;
    max-width: 600px;
    width: 90%;
    max-height: 80vh;
    overflow-y: auto;
    position: relative;
    animation: slideUp 0.3s ease;
}

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

.close-modal {
    position: absolute;
    top: 15px;
    right: 20px;
    font-size: 2rem;
    font-weight: bold;
    color: var(--color-text-dim);
    cursor: pointer;
    transition: color 0.3s ease;
}

.close-modal:hover {
    color: var(--color-primary);
}

.modal-content h2 {
    color: var(--color-primary);
    margin-bottom: 20px;
}

.modal-content h3 {
    color: var(--color-text);
    margin-top: 25px;
    margin-bottom: 10px;
}

.modal-content ul {
    list-style: none;
    padding-left: 0;
}

.modal-content li {
    padding: 10px 0;
    border-bottom: 1px solid var(--color-border);
}

.modal-content li:last-child {
    border-bottom: none;
}

.modal-content strong {
    color: var(--color-primary);
}

/* RANK MODAL */
.modal-rank {
    max-width: 700px;
}

.rank-update-info {
    text-align: center;
    color: var(--color-text-dim);
    font-size: 0.9rem;
    margin-bottom: 20px;
}

.rank-loading {
    text-align: center;
    padding: 40px;
}

.spinner {
    width: 50px;
    height: 50px;
    margin: 0 auto 20px;
    border: 4px solid var(--color-border);
    border-top-color: var(--color-primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.rank-error {
    text-align: center;
    padding: 40px;
    color: var(--color-accent);
}

.rank-list {
    margin-top: 20px;
}

.rank-item {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 16px;
    margin: 10px 0;
    background: var(--color-bg-light);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    transition: all 0.3s ease;
}

.rank-item:hover {
    transform: translateX(5px);
    border-color: var(--color-primary);
    box-shadow: 0 5px 15px rgba(139, 92, 246, 0.2);
}

.rank-position {
    font-size: 1.8rem;
    font-weight: 700;
    font-family: var(--font-mono);
    min-width: 50px;
    text-align: center;
    color: var(--color-text-dim);
}

.rank-item:nth-child(1) .rank-position {
    color: #FFD700;
    font-size: 2.2rem;
}

.rank-item:nth-child(2) .rank-position {
    color: #C0C0C0;
    font-size: 2rem;
}

.rank-item:nth-child(3) .rank-position {
    color: #CD7F32;
    font-size: 1.9rem;
}

.rank-player-info {
    flex: 1;
}

.rank-player-name {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: 5px;
}

.rank-player-elo {
    font-size: 0.9rem;
    color: var(--color-primary);
    font-weight: 600;
}

.rank-points {
    font-size: 1.5rem;
    font-weight: 700;
    font-family: var(--font-mono);
    color: var(--color-primary);
    min-width: 100px;
    text-align: right;
}

.rank-points-label {
    font-size: 0.75rem;
    color: var(--color-text-dim);
    display: block;
    margin-top: 2px;
}

/* MODAL COINS */
.btn-coins {
    color: #f5b800;
    border-color: #f5b800;
}

.btn-coins:hover {
    background: rgba(245, 184, 0, 0.1);
}

.modal-coins {
    max-width: 480px;
}

.coins-subtitle {
    text-align: center;
    color: var(--color-text-dim);
    margin-bottom: 25px;
    font-size: 0.95rem;
}

.coins-label {
    display: block;
    font-size: 0.9rem;
    color: var(--color-text-dim);
    margin: 20px 0 8px;
}

.coins-input {
    width: 100%;
    padding: 12px 16px;
    background: var(--color-bg-light);
    border: 2px solid var(--color-border);
    border-radius: 8px;
    color: var(--color-text);
    font-family: var(--font-display);
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

.coins-input:focus {
    outline: none;
    border-color: var(--color-primary);
}

.coins-quantity-row {
    display: flex;
    align-items: center;
    gap: 10px;
}

.coins-qty-btn {
    width: 42px;
    height: 42px;
    flex-shrink: 0;
    background: var(--color-bg-light);
    border: 2px solid var(--color-border);
    border-radius: 8px;
    color: var(--color-primary);
    font-size: 1.4rem;
    cursor: pointer;
    transition: all 0.2s ease;
}

.coins-qty-btn:hover {
    border-color: var(--color-primary);
    background: rgba(139, 92, 246, 0.1);
}

.coins-quantity-input {
    flex: 1;
    text-align: center;
    padding: 12px;
    background: var(--color-bg-light);
    border: 2px solid var(--color-border);
    border-radius: 8px;
    color: var(--color-text);
    font-family: var(--font-mono);
    font-size: 1.2rem;
    font-weight: 700;
}

.coins-quantity-input:focus {
    outline: none;
    border-color: var(--color-primary);
}

#coins-slider {
    width: 100%;
    margin: 16px 0 4px;
    accent-color: var(--color-primary);
}

.coins-summary {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 20px;
    padding: 16px;
    background: var(--color-bg-light);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    font-weight: 600;
}

.coins-price {
    font-family: var(--font-mono);
    font-size: 1.3rem;
    color: #f5b800;
}

.coins-error {
    margin-top: 14px;
    padding: 10px 14px;
    background: rgba(217, 70, 239, 0.1);
    border: 1px solid var(--color-accent);
    border-radius: 8px;
    color: var(--color-accent);
    font-size: 0.9rem;
}

.coins-submit {
    width: 100%;
    margin-top: 20px;
}
@media (max-width: 768px) {
    h1 {
        font-size: 2.5rem;
    }
    
    .logo {
        max-width: 220px;
    }
    
    .room-status {
        padding: 30px 20px;
    }
    
    .status-card {
        padding: 20px;
    }
    
    .count-value {
        font-size: 2.5rem;
    }
    
    .features {
        grid-template-columns: 1fr;
    }
    
    .modal-content {
        padding: 30px 20px;
    }
    
    .rank-item {
        gap: 12px;
        padding: 12px;
    }
    
    .rank-position {
        font-size: 1.5rem;
        min-width: 40px;
    }
    
    .rank-player-name {
        font-size: 1rem;
    }
    
    .rank-points {
        font-size: 1.2rem;
        min-width: 80px;
    }
}