/* Reset e configurações básicas */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Paleta de cores baseada no site Power Control Tec */
    --primary-dark: #0a0a0a;
    --secondary-dark: #1a1a1a;
    --accent-green: #00ff88;
    --accent-purple: #8b5cf6;
    --text-white: #ffffff;
    --text-gray: #a1a1aa;
    --card-bg: #1f1f23;
    --border-color: #27272a;
    --success-color: #00ff88;
    --error-color: #ef4444;
    --warning-color: #f59e0b;
}

body {
    font-family: 'Inter', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--secondary-dark) 100%);
    min-height: 100vh;
    color: var(--text-white);
    line-height: 1.6;
}

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

/* Header */
.header {
    text-align: center;
    margin-bottom: 40px;
    color: var(--text-white);
}

.header h1 {
    font-size: 2.5rem;
    margin-bottom: 10px;
    font-weight: 700;
    background: linear-gradient(135deg, var(--accent-green) 0%, var(--accent-purple) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.header p {
    font-size: 1.2rem;
    color: var(--text-gray);
    font-weight: 400;
}

/* Cards */
.card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 30px;
    margin-bottom: 30px;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
}

.card:hover {
    transform: translateY(-2px);
    border-color: var(--accent-green);
    box-shadow: 0 10px 40px rgba(0, 255, 136, 0.1);
}

.card h2 {
    color: var(--text-white);
    margin-bottom: 20px;
    font-size: 1.8rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 10px;
}

.card h2 i {
    color: var(--accent-green);
}

/* Formulários */
.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--text-white);
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.form-group input,
.form-group select {
    width: 100%;
    padding: 14px 16px;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-size: 16px;
    background: var(--secondary-dark);
    color: var(--text-white);
    transition: all 0.3s ease;
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--accent-green);
    box-shadow: 0 0 0 3px rgba(0, 255, 136, 0.1);
    background: var(--primary-dark);
}

.form-group input::placeholder {
    color: var(--text-gray);
}

/* Botões */
.btn {
    padding: 14px 28px;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.1), transparent);
    transition: left 0.5s;
}

.btn:hover::before {
    left: 100%;
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent-green) 0%, #00cc6a 100%);
    color: var(--primary-dark);
    border: 2px solid var(--accent-green);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 255, 136, 0.3);
}

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

.btn-secondary:hover {
    border-color: var(--accent-purple);
    background: var(--accent-purple);
    transform: translateY(-2px);
}

.btn-success {
    background: linear-gradient(135deg, var(--accent-purple) 0%, #a855f7 100%);
    color: var(--text-white);
    border: 2px solid var(--accent-purple);
}

.btn-success:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(139, 92, 246, 0.3);
}

.btn-link {
    background: none;
    color: var(--accent-green);
    text-decoration: underline;
    border: none;
    padding: 10px;
    text-transform: none;
    letter-spacing: normal;
}

.btn-link:hover {
    color: var(--text-white);
    transform: none;
}

/* Dashboard */
.dashboard-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
    flex-wrap: wrap;
    gap: 15px;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.stat-card {
    background: linear-gradient(135deg, var(--card-bg) 0%, var(--secondary-dark) 100%);
    border: 1px solid var(--border-color);
    color: var(--text-white);
    padding: 25px;
    border-radius: 16px;
    display: flex;
    align-items: center;
    gap: 20px;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--accent-green), var(--accent-purple));
}

.stat-card:hover {
    transform: translateY(-5px);
    border-color: var(--accent-green);
    box-shadow: 0 15px 40px rgba(0, 255, 136, 0.1);
}

.stat-icon {
    font-size: 2.5rem;
    color: var(--accent-green);
    opacity: 0.9;
}

.stat-content h3 {
    font-size: 2.2rem;
    margin-bottom: 5px;
    font-weight: 700;
    color: var(--text-white);
}

.stat-content p {
    color: var(--text-gray);
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Seção de link de indicação */
.referral-section {
    margin-bottom: 30px;
}

.referral-section h3 {
    color: var(--text-white);
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.referral-section h3 i {
    color: var(--accent-green);
}

.referral-link-container {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.referral-link-container input {
    flex: 1;
    min-width: 300px;
    padding: 14px 16px;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    background: var(--secondary-dark);
    color: var(--text-white);
    font-family: 'Courier New', monospace;
}

/* Histórico de pontos */
.points-history h3 {
    color: var(--text-white);
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.points-history h3 i {
    color: var(--accent-green);
}

.history-list {
    max-height: 300px;
    overflow-y: auto;
}

.history-item {
    background: var(--secondary-dark);
    border: 1px solid var(--border-color);
    padding: 15px;
    border-radius: 8px;
    margin-bottom: 10px;
    border-left: 4px solid var(--accent-green);
    transition: all 0.3s ease;
}

.history-item:hover {
    border-color: var(--accent-green);
    transform: translateX(5px);
}

.history-item .points {
    font-weight: 700;
    color: var(--accent-green);
    font-size: 1.1rem;
}

.history-item .reason {
    color: var(--text-white);
    margin-top: 5px;
}

.history-item .date {
    font-size: 0.8rem;
    color: var(--text-gray);
    margin-top: 5px;
}

/* Ranking */
.leaderboard {
    max-height: 400px;
    overflow-y: auto;
}

.leaderboard-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    margin-bottom: 10px;
    background: var(--secondary-dark);
    transition: all 0.3s ease;
}

.leaderboard-item:hover {
    border-color: var(--accent-green);
    transform: translateX(5px);
}

.leaderboard-item:first-child {
    background: linear-gradient(135deg, #ffd700 0%, #ffed4e 100%);
    color: var(--primary-dark);
    border-color: #ffd700;
}

.leaderboard-item:nth-child(2) {
    background: linear-gradient(135deg, #c0c0c0 0%, #e8e8e8 100%);
    color: var(--primary-dark);
    border-color: #c0c0c0;
}

.leaderboard-item:nth-child(3) {
    background: linear-gradient(135deg, #cd7f32 0%, #daa520 100%);
    color: var(--text-white);
    border-color: #cd7f32;
}

.leaderboard-rank {
    font-weight: 700;
    font-size: 1.2rem;
    margin-right: 15px;
}

.leaderboard-user {
    flex: 1;
    font-weight: 600;
}

.leaderboard-points {
    font-weight: 700;
    color: var(--accent-green);
}

/* Seção de alternância */
.toggle-section {
    text-align: center;
    margin-top: 20px;
}

/* Admin específico */
.admin-controls {
    display: flex;
    gap: 10px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 15px;
    background: var(--secondary-dark);
    border-radius: 8px;
    overflow: hidden;
}

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

.data-table th {
    background: var(--accent-green);
    color: var(--primary-dark);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.data-table tr:hover {
    background: var(--card-bg);
}

.status-badge {
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.status-clicked { 
    background-color: var(--warning-color); 
    color: var(--primary-dark); 
}

.status-signed_up { 
    background-color: var(--success-color); 
    color: var(--primary-dark); 
}

.status-converted { 
    background-color: var(--accent-purple); 
    color: var(--text-white); 
}

.fraud-warning { 
    background-color: var(--error-color); 
    color: var(--text-white); 
    padding: 15px;
    border-radius: 8px;
    margin: 10px 0;
}

.fraud-ok { 
    background-color: var(--success-color); 
    color: var(--primary-dark); 
    padding: 15px;
    border-radius: 8px;
    margin: 10px 0;
}

/* Responsividade */
@media (max-width: 768px) {
    .container {
        padding: 15px;
    }
    
    .header h1 {
        font-size: 2rem;
    }
    
    .header p {
        font-size: 1rem;
    }
    
    .card {
        padding: 20px;
    }
    
    .dashboard-header {
        flex-direction: column;
        gap: 15px;
        text-align: center;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .referral-link-container {
        flex-direction: column;
    }
    
    .referral-link-container input {
        min-width: auto;
    }
    
    .admin-controls {
        flex-direction: column;
    }
    
    .data-table {
        font-size: 0.9rem;
    }
    
    .data-table th,
    .data-table td {
        padding: 8px;
    }
}

/* Animações */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

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

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}

.card {
    animation: fadeIn 0.6s ease-out;
}

/* Estados de loading */
.loading {
    opacity: 0.6;
    pointer-events: none;
    position: relative;
}

.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    margin: -10px 0 0 -10px;
    border: 2px solid var(--accent-green);
    border-radius: 50%;
    border-top-color: transparent;
    animation: spin 1s linear infinite;
}

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

/* Scrollbar personalizada */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--secondary-dark);
}

::-webkit-scrollbar-thumb {
    background: var(--accent-green);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--accent-purple);
}

/* Efeitos especiais */
.glow {
    box-shadow: 0 0 20px rgba(0, 255, 136, 0.3);
}

.pulse {
    animation: pulse 2s infinite;
}