/**
 * CWEB - Website Builder
 * Estilos principales del panel
 */

/* Variables CSS */
:root {
    --primary: #2563eb;
    --primary-dark: #1d4ed8;
    --primary-light: #60a5fa;
    --secondary: #64748b;
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
    --dark: #1e293b;
    --light: #f8fafc;
    --white: #ffffff;
    --border: #e2e8f0;
    --shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
    --radius: 0.5rem;
    --radius-lg: 1rem;
    --transition: all 0.3s ease;
}

/* Reset y Base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background-color: var(--light);
    color: var(--dark);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Navbar personalizado */
.navbar {
    box-shadow: var(--shadow);
}

.navbar-brand {
    font-size: 1.5rem;
}

/* Main content */
.main-content {
    flex: 1;
    padding: 2rem 0;
}

/* Cards personalizadas */
.card {
    border: none;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.card:hover {
    box-shadow: var(--shadow-lg);
}

.card-header {
    background-color: var(--white);
    border-bottom: 1px solid var(--border);
    font-weight: 600;
}

/* Botones personalizados */
.btn {
    border-radius: var(--radius);
    font-weight: 500;
    padding: 0.5rem 1.25rem;
    transition: var(--transition);
}

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

.btn-primary:hover {
    background-color: var(--primary-dark);
    border-color: var(--primary-dark);
    transform: translateY(-1px);
}

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

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

/* Formularios */
.form-control, .form-select {
    border-radius: var(--radius);
    border-color: var(--border);
    padding: 0.625rem 1rem;
}

.form-control:focus, .form-select:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.form-label {
    font-weight: 500;
    color: var(--dark);
    margin-bottom: 0.5rem;
}

/* Wizard Styles */
.wizard-container {
    max-width: 900px;
    margin: 0 auto;
}

.wizard-steps {
    display: flex;
    justify-content: space-between;
    margin-bottom: 2rem;
    position: relative;
}

.wizard-steps::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    height: 2px;
    background-color: var(--border);
    transform: translateY(-50%);
    z-index: 0;
}

.wizard-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    position: relative;
    z-index: 1;
    background-color: var(--light);
    padding: 0 0.5rem;
}

.wizard-step-number {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: var(--border);
    color: var(--secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    margin-bottom: 0.5rem;
    transition: var(--transition);
}

.wizard-step.active .wizard-step-number {
    background-color: var(--primary);
    color: var(--white);
}

.wizard-step.completed .wizard-step-number {
    background-color: var(--success);
    color: var(--white);
}

.wizard-step-label {
    font-size: 0.75rem;
    color: var(--secondary);
    text-align: center;
    max-width: 80px;
}

.wizard-step.active .wizard-step-label {
    color: var(--primary);
    font-weight: 600;
}

/* Color Palette Selector */
.palette-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 1rem;
}

.palette-card {
    border: 2px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 1rem;
    cursor: pointer;
    transition: var(--transition);
}

.palette-card:hover {
    border-color: var(--primary-light);
    transform: translateY(-2px);
}

.palette-card.selected {
    border-color: var(--primary);
    background-color: rgba(37, 99, 235, 0.05);
}

.palette-colors {
    display: flex;
    gap: 0.25rem;
    margin-bottom: 0.75rem;
}

.palette-color {
    width: 30px;
    height: 30px;
    border-radius: var(--radius);
    border: 1px solid rgba(0, 0, 0, 0.1);
}

.palette-name {
    font-weight: 600;
    font-size: 0.875rem;
}

.palette-category {
    font-size: 0.75rem;
    color: var(--secondary);
}

/* Template Selector */
.template-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.5rem;
}

.template-card {
    border: 2px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    cursor: pointer;
    transition: var(--transition);
}

.template-card:hover {
    border-color: var(--primary-light);
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.template-card.selected {
    border-color: var(--primary);
}

.template-preview {
    height: 180px;
    background-color: var(--border);
    background-size: cover;
    background-position: center top;
    position: relative;
}

.template-preview::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to bottom, transparent 60%, rgba(0, 0, 0, 0.3));
}

.template-info {
    padding: 1rem;
}

.template-name {
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.template-industry {
    font-size: 0.75rem;
    color: var(--secondary);
}

/* Image Selector */
.image-search-container {
    margin-bottom: 1.5rem;
}

.image-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: 1rem;
}

.image-item {
    position: relative;
    aspect-ratio: 16/10;
    border-radius: var(--radius);
    overflow: hidden;
    cursor: pointer;
    border: 2px solid transparent;
    transition: var(--transition);
}

.image-item:hover {
    transform: scale(1.02);
}

.image-item.selected {
    border-color: var(--primary);
}

.image-item.selected::after {
    content: '\f00c';
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    position: absolute;
    top: 0.5rem;
    right: 0.5rem;
    background-color: var(--primary);
    color: var(--white);
    width: 24px;
    height: 24px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
}

.image-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* Section Selector */
.section-list {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.section-item {
    display: flex;
    align-items: center;
    padding: 1rem;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    transition: var(--transition);
}

.section-item:hover {
    background-color: var(--light);
}

.section-item.required {
    background-color: rgba(37, 99, 235, 0.05);
    border-color: var(--primary-light);
}

.section-icon {
    width: 40px;
    height: 40px;
    border-radius: var(--radius);
    background-color: var(--primary-light);
    color: var(--primary-dark);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 1rem;
}

.section-info {
    flex: 1;
}

.section-name {
    font-weight: 600;
    margin-bottom: 0.125rem;
}

.section-description {
    font-size: 0.875rem;
    color: var(--secondary);
}

/* Preview Modal */
.preview-frame {
    width: 100%;
    height: 70vh;
    border: none;
    border-radius: var(--radius);
}

/* Loading Spinner */
.loading-overlay {
    position: fixed;
    inset: 0;
    background-color: rgba(255, 255, 255, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
}

.loading-spinner {
    width: 50px;
    height: 50px;
    border: 3px solid var(--border);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

/* AI Button */
.btn-ai {
    background: linear-gradient(135deg, #8b5cf6 0%, #6366f1 100%);
    color: white;
    border: none;
}

.btn-ai:hover {
    background: linear-gradient(135deg, #7c3aed 0%, #4f46e5 100%);
    color: white;
    transform: translateY(-1px);
}

.btn-ai i {
    margin-right: 0.5rem;
}

/* Improved textarea */
.textarea-with-ai {
    position: relative;
}

.textarea-with-ai .btn-ai {
    position: absolute;
    bottom: 0.75rem;
    right: 0.75rem;
}

/* Admin Sidebar */
.admin-sidebar {
    background-color: var(--dark);
    min-height: calc(100vh - 56px);
    padding: 1.5rem 0;
}

.admin-sidebar .nav-link {
    color: rgba(255, 255, 255, 0.7);
    padding: 0.75rem 1.5rem;
    transition: var(--transition);
}

.admin-sidebar .nav-link:hover,
.admin-sidebar .nav-link.active {
    color: var(--white);
    background-color: rgba(255, 255, 255, 0.1);
}

.admin-sidebar .nav-link i {
    width: 20px;
    margin-right: 0.75rem;
}

/* Stats Cards */
.stat-card {
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    color: var(--white);
}

.stat-card.primary { background: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%); }
.stat-card.success { background: linear-gradient(135deg, #10b981 0%, #059669 100%); }
.stat-card.warning { background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%); }
.stat-card.danger { background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%); }

.stat-card .stat-value {
    font-size: 2rem;
    font-weight: 700;
}

.stat-card .stat-label {
    opacity: 0.9;
    font-size: 0.875rem;
}

/* Responsive */
@media (max-width: 768px) {
    .wizard-steps {
        flex-wrap: wrap;
        gap: 1rem;
    }

    .wizard-steps::before {
        display: none;
    }

    .wizard-step {
        flex: 0 0 30%;
    }

    .wizard-step-label {
        display: none;
    }

    .palette-grid {
        grid-template-columns: repeat(2, 1fr);
    }

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

/* Footer */
.footer {
    margin-top: auto;
}

/* Utilities */
.cursor-pointer { cursor: pointer; }
.transition { transition: var(--transition); }

/* Toast Notifications */
.toast-container {
    position: fixed;
    top: 80px;
    right: 20px;
    z-index: 9999;
}

/* Empty State */
.empty-state {
    text-align: center;
    padding: 3rem;
}

.empty-state-icon {
    font-size: 4rem;
    color: var(--border);
    margin-bottom: 1rem;
}

.empty-state-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.empty-state-description {
    color: var(--secondary);
    margin-bottom: 1.5rem;
}