/* WAMessenger - Clean White Theme - Dashboard & Global Styles */

:root {
    --primary-bg: #ffffff;
    --secondary-bg: #f8fafc;
    --surface-bg: #f1f5f9;
    --border-color: #e2e8f0;
    --accent-primary: #10b981;
    --accent-secondary: #059669;
    --accent-light: #d1fae5;
    --accent-dark: #047857;
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-muted: #94a3b8;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --transition-fast: 150ms ease;
    --transition-base: 300ms ease;
}

body {
    background-color: var(--secondary-bg);
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    color: var(--text-primary);
}

/* Navigation */
.navbar {
    background: var(--primary-bg) !important;
    border-bottom: 1px solid var(--border-color);
    box-shadow: var(--shadow-sm);
}

.navbar-brand {
    font-weight: 800;
    font-size: 1.5rem;
    color: var(--text-primary) !important;
}

.navbar-brand i {
    color: var(--accent-primary);
}

/* Cards */
.card {
    background: var(--primary-bg);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    transition: var(--transition-base);
}

.card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.card-header {
    background: var(--secondary-bg);
    border-bottom: 1px solid var(--border-color);
    border-radius: 16px 16px 0 0 !important;
    font-weight: 600;
    color: var(--text-primary);
}

/* Buttons */
.btn {
    border-radius: 10px;
    font-weight: 600;
    padding: 0.625rem 1.25rem;
    transition: var(--transition-base);
}

.btn:hover {
    transform: translateY(-1px);
}

.btn-success, .btn-primary {
    background: linear-gradient(135deg, var(--accent-primary) 0%, var(--accent-secondary) 100%);
    border: none;
    color: white;
}

.btn-success:hover, .btn-primary:hover {
    background: linear-gradient(135deg, var(--accent-secondary) 0%, var(--accent-dark) 100%);
    box-shadow: 0 4px 14px rgba(16, 185, 129, 0.3);
}

.btn-outline-success, .btn-outline-primary {
    border: 2px solid var(--accent-primary);
    color: var(--accent-primary);
    background: transparent;
}

.btn-outline-success:hover, .btn-outline-primary:hover {
    background: var(--accent-light);
    border-color: var(--accent-primary);
    color: var(--accent-dark);
}

/* QR Code */
#qrCode {
    border: 3px solid var(--accent-primary);
    border-radius: 16px;
    padding: 12px;
    background: white;
    box-shadow: 0 0 20px rgba(16, 185, 129, 0.1);
}

/* Alerts */
.alert {
    border-radius: 12px;
    border: none;
}

.alert-success {
    background: var(--accent-light);
    color: var(--accent-dark);
}

/* Forms */
.form-control {
    border-radius: 10px;
    border: 2px solid var(--border-color);
    padding: 0.75rem 1rem;
    transition: var(--transition-fast);
}

.form-control:focus {
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.15);
}

.form-label {
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

/* Badges */
.badge {
    font-size: 0.85rem;
    padding: 0.5rem 0.875rem;
    border-radius: 8px;
    font-weight: 600;
}

.badge.bg-success {
    background: var(--accent-primary) !important;
}

/* Status Indicators */
.status-online {
    color: var(--accent-primary);
}

.status-offline {
    color: #ef4444;
}

/* Loading Animation */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(16, 185, 129, 0.3);
    border-radius: 50%;
    border-top-color: var(--accent-primary);
    animation: spin 1s ease-in-out infinite;
}

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

/* Message Results */
.message-result {
    padding: 10px 14px;
    margin: 6px 0;
    border-radius: 10px;
    font-size: 0.9rem;
    border-left: 4px solid;
}

.message-success {
    background-color: var(--accent-light);
    color: var(--accent-dark);
    border-left-color: var(--accent-primary);
}

.message-error {
    background-color: #fef2f2;
    color: #991b1b;
    border-left-color: #ef4444;
}

/* Tables */
.table {
    border-radius: 12px;
    overflow: hidden;
}

.table thead th {
    background: var(--secondary-bg);
    border-bottom: 2px solid var(--border-color);
    color: var(--text-secondary);
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 0.05em;
}

.table tbody td {
    vertical-align: middle;
    color: var(--text-primary);
}

/* Sidebar */
.sidebar {
    background: var(--primary-bg);
    border-right: 1px solid var(--border-color);
}

.sidebar .nav-link {
    color: var(--text-secondary);
    border-radius: 10px;
    margin: 4px 8px;
    padding: 10px 16px;
    transition: var(--transition-fast);
}

.sidebar .nav-link:hover {
    background: var(--accent-light);
    color: var(--accent-primary);
}

.sidebar .nav-link.active {
    background: var(--accent-primary);
    color: white;
}

/* Utility Classes */
.text-gradient {
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.bg-gradient-success {
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary)) !important;
}

/* Animations */
.fade-in {
    animation: fadeIn 0.3s ease-out;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Responsive */
@media (max-width: 768px) {
    .card {
        border-radius: 12px;
    }
    
    .btn {
        padding: 0.5rem 1rem;
    }
}