/* Estilos Comuns - Sistema Hotspot Conect PASS PHP */

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: #e0f2f7; /* Azul claro suave */
    min-height: 100vh;
    padding: 20px;
}

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

/* Header padrão */
.header {
    background: #ffffff;
    border-radius: 15px;
    padding: 20px;
    margin-bottom: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
    backdrop-filter: blur(10px);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.header h1 {
    color: #34495e;
    font-size: 2rem;
    font-weight: 700;
}

.header-controls {
    display: flex;
    gap: 10px;
    align-items: center;
}

.nav-menu {
    display: flex;
    gap: 15px;
    margin-right: 20px;
}

.nav-link {
    padding: 10px 20px;
    background: #3498db;
    color: white;
    text-decoration: none;
    border-radius: 8px;
    font-weight: 500;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 8px;
}

.nav-link:hover {
    background: #2980b9;
    transform: translateY(-2px);
}

.admin-info {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 15px;
    background: #f8f9fa;
    border-radius: 8px;
    margin-right: 15px;
}

.admin-info .admin-name {
    font-weight: 600;
    color: #2c3e50;
}

.logout-btn {
    padding: 10px 15px;
    background: #e74c3c;
    color: white;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 500;
    transition: all 0.3s ease;
}

.logout-btn:hover {
    background: #c0392b;
    transform: translateY(-2px);
}

/* Botões padrão */
.btn {
    padding: 10px 20px;
    border: none;
    border-radius: 8px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
}

.btn:hover {
    transform: translateY(-2px);
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.btn-primary {
    background: linear-gradient(135deg, #6B73FF 0%, #9B59B6 100%);
    color: white;
}

.btn-secondary {
    background: #95a5a6;
    color: white;
}

.btn-success {
    background: #52C234;
    color: white;
}

.btn-danger {
    background: #e74c3c;
    color: white;
}

.btn-warning {
    background: #f39c12;
    color: white;
}

.btn-info {
    background: #3498db;
    color: white;
}

/* Cards padrão */
.card {
    background: #ffffff;
    border-radius: 15px;
    padding: 20px;
    margin-bottom: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
    backdrop-filter: blur(10px);
}

.card h2 {
    color: #34495e;
    margin-bottom: 15px;
    font-size: 1.5rem;
    font-weight: 600;
}

.card h3 {
    color: #34495e;
    margin-bottom: 10px;
    font-size: 1.2rem;
    font-weight: 600;
}

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

.form-group label {
    display: block;
    margin-bottom: 8px;
    color: #34495e;
    font-weight: 500;
}

.form-control {
    width: 100%;
    padding: 12px 15px;
    border: 2px solid #e1e5e9;
    border-radius: 8px;
    font-size: 14px;
    transition: border-color 0.3s ease;
}

.form-control:focus {
    outline: none;
    border-color: #3498db;
}

.form-row {
    display: flex;
    gap: 15px;
}

.form-row .form-group {
    flex: 1;
}

/* Alertas padrão */
.alert {
    padding: 15px;
    border-radius: 10px;
    margin-bottom: 20px;
    font-weight: 500;
}

.alert-success {
    background-color: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.alert-error {
    background-color: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

.alert-warning {
    background-color: #fff3cd;
    color: #856404;
    border: 1px solid #ffeaa7;
}

.alert-info {
    background-color: #d1ecf1;
    color: #0c5460;
    border: 1px solid #bee5eb;
}

/* Loading spinner */
.loading {
    display: none;
    text-align: center;
    margin: 20px 0;
}

.spinner {
    border: 3px solid #f3f3f3;
    border-top: 3px solid #3498db;
    border-radius: 50%;
    width: 30px;
    height: 30px;
    animation: spin 1s linear infinite;
    margin: 0 auto;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

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

.stat-card {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 25px;
    border-radius: 15px;
    text-align: center;
    position: relative;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.stat-card.blue {
    background: linear-gradient(135deg, #6B73FF 0%, #9B59B6 100%);
}

.stat-card.green {
    background: linear-gradient(135deg, #52C234 0%, #61A05A 100%);
}

.stat-card.red {
    background: linear-gradient(135deg, #ff416c 0%, #ff4b2b 100%);
}

.stat-card.orange {
    background: linear-gradient(135deg, #ff9500 0%, #ff5722 100%);
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    margin: 10px 0;
}

.stat-label {
    font-size: 1rem;
    opacity: 0.9;
    margin-bottom: 5px;
}

.stat-icon {
    position: absolute;
    top: 20px;
    right: 20px;
    font-size: 2rem;
    opacity: 0.3;
}

/* Tabelas */
.table-container {
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
}

.table {
    width: 100%;
    border-collapse: collapse;
}

.table th,
.table td {
    padding: 15px;
    text-align: left;
    border-bottom: 1px solid #e1e5e9;
}

.table th {
    background: #f8f9fa;
    font-weight: 600;
    color: #34495e;
}

.table tr:hover {
    background: #f8f9fa;
}

/* Status indicators */
.status-indicator {
    display: inline-block;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    margin-right: 8px;
}

.status-online {
    background: #52C234;
    box-shadow: 0 0 10px rgba(82, 194, 52, 0.5);
}

.status-offline {
    background: #e74c3c;
    box-shadow: 0 0 10px rgba(231, 76, 60, 0.5);
}

/* Login/Register Forms */
.auth-container {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.auth-card {
    background: white;
    border-radius: 20px;
    padding: 40px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.1);
    width: 100%;
    max-width: 400px;
}

.auth-header {
    text-align: center;
    margin-bottom: 30px;
}

.auth-header h1 {
    color: #34495e;
    margin-bottom: 10px;
}

.auth-header p {
    color: #7f8c8d;
}

.auth-form .form-group {
    margin-bottom: 20px;
}

.auth-form .btn {
    width: 100%;
    padding: 15px;
    font-size: 16px;
    margin-top: 10px;
}

.auth-links {
    text-align: center;
    margin-top: 20px;
}

.auth-links a {
    color: #3498db;
    text-decoration: none;
}

.auth-links a:hover {
    text-decoration: underline;
}

/* Responsividade */
@media (max-width: 768px) {
    .header {
        flex-direction: column;
        gap: 15px;
        text-align: center;
    }

    .nav-menu {
        margin-right: 0;
    }

    .stats-grid {
        grid-template-columns: 1fr;
    }

    .form-row {
        flex-direction: column;
        gap: 0;
    }

    .btn {
        width: 100%;
        justify-content: center;
    }

    .auth-card {
        margin: 20px;
        padding: 30px;
    }
}

@media (max-width: 480px) {
    body {
        padding: 10px;
    }

    .header {
        padding: 15px;
    }

    .card {
        padding: 15px;
    }

    .auth-card {
        padding: 20px;
    }
}