/* EmailFlow Pro Styles */

:root {
    --primary: #0d6efd;
    --secondary: #6c757d;
    --success: #198754;
    --danger: #dc3545;
    --warning: #ffc107;
    --info: #0dcaf0;
    --light: #f8f9fa;
    --dark: #212529;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background-color: #f5f5f5;
    color: #333;
}

/* Navbar */
.navbar-brand {
    font-weight: 600;
    font-size: 1.25rem;
}

/* Cards */
.card {
    border: none;
    box-shadow: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
    transition: all 0.3s ease;
}

.card:hover {
    box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.15);
}

.card-header {
    background-color: #fff;
    border-bottom: 1px solid #e9ecef;
    padding: 1.25rem 1.5rem;
}

.card-header h5 {
    margin: 0;
    color: #212529;
    font-weight: 600;
}

/* Border Left Utility */
.border-left-primary {
    border-left: 4px solid var(--primary) !important;
}

.border-left-success {
    border-left: 4px solid var(--success) !important;
}

.border-left-info {
    border-left: 4px solid var(--info) !important;
}

.border-left-warning {
    border-left: 4px solid var(--warning) !important;
}

.border-left-danger {
    border-left: 4px solid var(--danger) !important;
}

/* Stats Cards */
.card h3 {
    color: #212529;
    font-weight: 600;
    margin: 0;
}

.card h6 {
    color: #6c757d;
    font-size: 0.875rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.opacity-10 {
    opacity: 0.1 !important;
}

/* Tables */
.table {
    margin-bottom: 0;
}

.table thead th {
    border-bottom: 2px solid #dee2e6;
    background-color: #f8f9fa;
    font-weight: 600;
    color: #495057;
    text-transform: uppercase;
    font-size: 0.85rem;
    padding: 0.75rem 1.25rem;
}

.table tbody td {
    vertical-align: middle;
    padding: 0.75rem 1.25rem;
}

.table tbody tr:hover {
    background-color: #f8f9fa;
}

/* Forms */
.form-control,
.form-select {
    border: 1px solid #dee2e6;
    border-radius: 0.375rem;
    padding: 0.625rem 0.75rem;
    font-size: 0.95rem;
    transition: all 0.3s ease;
}

.form-control:focus,
.form-select:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 0.2rem rgba(13, 110, 253, 0.25);
}

.form-label {
    font-weight: 500;
    color: #212529;
    margin-bottom: 0.5rem;
}

/* Buttons */
.btn {
    border-radius: 0.375rem;
    font-weight: 500;
    padding: 0.625rem 1rem;
    transition: all 0.3s ease;
}

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

.btn-primary:hover {
    background-color: #0b5ed7;
    border-color: #0b5ed7;
    transform: translateY(-2px);
    box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.15);
}

.btn-outline-primary {
    color: var(--primary);
    border-color: var(--primary);
}

.btn-outline-primary:hover {
    background-color: var(--primary);
    border-color: var(--primary);
}

.btn-sm {
    padding: 0.375rem 0.75rem;
    font-size: 0.875rem;
}

/* Alerts */
.alert {
    border: none;
    border-radius: 0.375rem;
    padding: 0.75rem 1.25rem;
    animation: slideIn 0.3s ease;
}

.alert-primary {
    background-color: #cfe2ff;
    color: #084298;
}

.alert-success {
    background-color: #d1e7dd;
    color: #0f5132;
}

.alert-danger {
    background-color: #f8d7da;
    color: #842029;
}

.alert-warning {
    background-color: #fff3cd;
    color: #664d03;
}

.alert-info {
    background-color: #cff4fc;
    color: #055160;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Badges */
.badge {
    padding: 0.375rem 0.75rem;
    font-size: 0.85rem;
    font-weight: 500;
}

/* Modals */
.modal-content {
    border: none;
    box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.15);
}

.modal-header {
    border-bottom: 1px solid #e9ecef;
    padding: 1.25rem 1.5rem;
}

.modal-header .modal-title {
    font-weight: 600;
    color: #212529;
}

.modal-footer {
    border-top: 1px solid #e9ecef;
    padding: 1rem 1.5rem;
}

/* Nav Tabs */
.nav-tabs {
    border-bottom: 2px solid #e9ecef;
}

.nav-tabs .nav-link {
    color: #495057;
    border: none;
    border-bottom: 3px solid transparent;
    font-weight: 500;
    padding: 0.75rem 1.5rem;
}

.nav-tabs .nav-link:hover {
    color: var(--primary);
    border-bottom-color: var(--primary);
}

.nav-tabs .nav-link.active {
    color: var(--primary);
    background-color: transparent;
    border-bottom-color: var(--primary);
}

/* Login Page */
.card.shadow-lg {
    box-shadow: 0 1rem 3rem rgba(0, 0, 0, 0.175) !important;
}

/* Progress */
.progress {
    height: 0.5rem;
    background-color: #e9ecef;
}

.progress-bar {
    background-color: var(--primary);
    transition: width 0.6s ease;
}

/* Editor */
#htmlContent {
    background-color: #f8f9fa;
    border: 1px solid #dee2e6;
    font-family: 'Courier New', Courier, monospace;
    resize: vertical;
}

#previewFrame {
    border: 1px solid #dee2e6;
    background-color: white;
    border-radius: 0.375rem;
}

/* Variables */
#variablesList {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

#variablesList .badge {
    cursor: pointer;
}

#variablesList .badge:hover {
    opacity: 0.8;
}

/* Responsive */
@media (max-width: 768px) {
    .navbar-brand {
        font-size: 1.1rem;
    }

    .card-body {
        padding: 1rem;
    }

    .table {
        font-size: 0.875rem;
    }

    .btn-group {
        width: 100%;
    }

    .btn-group .btn {
        flex: 1;
    }

    .modal-lg {
        max-width: 90vw;
    }
}

/* Utilities */
.text-muted {
    color: #6c757d !important;
}

.opacity-25 {
    opacity: 0.25 !important;
}

.gap {
    gap: 1rem;
}

.gap-2 {
    gap: 0.5rem;
}

.gap-3 {
    gap: 1.5rem;
}

/* Skeleton Loading */
.skeleton {
    background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
    background-size: 200% 100%;
    animation: loading 1.5s infinite;
}

@keyframes loading {
    0% {
        background-position: 200% 0;
    }
    100% {
        background-position: -200% 0;
    }
}

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

::-webkit-scrollbar-track {
    background: #f1f1f1;
}

::-webkit-scrollbar-thumb {
    background: #c1c1c1;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #888;
}

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

.fade-in {
    animation: fadeIn 0.5s ease;
}

/* Print Styles */
@media print {
    .btn,
    .navbar,
    .modal,
    .no-print {
        display: none !important;
    }

    body {
        background-color: white;
    }

    .card {
        box-shadow: none;
        border: 1px solid #dee2e6;
    }
}