/**
 * Theme CSS Variables
 * Dynamic color system with primary and secondary colors
 * All colors are generated from primary color for consistency
 */

:root {
    /* PRIMARY COLORS */
    --color-primary: #667eea;
    --color-primary-light: #7a8ff2;
    --color-primary-dark: #5567d8;
    
    /* SECONDARY COLORS */
    --color-secondary: #764ba2;
    --color-secondary-light: #8556af;
    --color-secondary-dark: #6b4393;
    
    /* BACKGROUND COLORS */
    --color-dark: #2c3e50;
    --color-light: #b3b4ff;
    
    /* ACCENT COLORS */
    --color-accent: #9881ab;
    
    /* TEXT COLORS - Auto-calculated for contrast */
    --color-text-primary: #ffffff;
    --color-text-secondary: #ffffff;
    --color-text-dark: #ffffff;
    --color-text-light: #000000;
    --color-text-accent: #000000;
    --color-text-default: #333333;
    
    /* BORDERS & UTILITY */
    --color-border: #e8e5ff;
    --color-background: #ffffff;
    --color-background-alt: #f8f9ff;
    --color-background-section: #f0f2ff;
    --color-background-hover: #ededff;
    
    /* SHADOW & OPACITY */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    
    /* TRANSITIONS */
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-fast: all 0.15s cubic-bezier(0.4, 0, 0.2, 1);
}

/**
 * NAVIGATION BAR
 */
.navbar {
    background: var(--color-primary) !important;
    color: var(--color-text-primary);
    border-bottom: 3px solid var(--color-primary-dark);
}

.navbar .navbar-brand {
    color: var(--color-text-primary) !important;
    font-weight: 700;
}

.navbar .nav-link {
    color: var(--color-text-primary) !important;
    transition: var(--transition);
}

.navbar .nav-link:hover {
    color: var(--color-primary-light) !important;
    opacity: 0.8;
}

.navbar .nav-link.active {
    background: var(--color-primary-dark);
    border-radius: 4px;
}

/**
 * BUTTONS
 */
.btn-primary {
    background: var(--color-primary) !important;
    border-color: var(--color-primary) !important;
    color: var(--color-text-primary) !important;
    transition: var(--transition);
}

.btn-primary:hover {
    background: var(--color-primary-dark) !important;
    border-color: var(--color-primary-dark) !important;
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-primary:active {
    transform: translateY(0);
}

.btn-secondary {
    background: var(--color-secondary) !important;
    border-color: var(--color-secondary) !important;
    color: var(--color-text-secondary) !important;
    transition: var(--transition);
}

.btn-secondary:hover {
    background: var(--color-secondary-dark) !important;
    border-color: var(--color-secondary-dark) !important;
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

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

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

/**
 * CARDS
 */
.card {
    border-color: var(--color-border);
    background: var(--color-background);
    transition: var(--transition);
    box-shadow: var(--shadow);
}

.card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.card-header {
    background: var(--color-primary) !important;
    color: var(--color-text-primary) !important;
    border-color: var(--color-primary-dark) !important;
}

.card-title {
    color: var(--color-text-default);
}

/**
 * BADGES
 */
.badge-primary {
    background: var(--color-primary) !important;
    color: var(--color-text-primary) !important;
}

.badge-secondary {
    background: var(--color-secondary) !important;
    color: var(--color-text-secondary) !important;
}

.badge-success {
    background: #10b981 !important;
    color: #ffffff !important;
}

.badge-danger {
    background: #ef4444 !important;
    color: #ffffff !important;
}

.badge-warning {
    background: #f59e0b !important;
    color: #ffffff !important;
}

.badge-info {
    background: var(--color-primary) !important;
    color: var(--color-text-primary) !important;
}

/**
 * FOOTER
 */
.footer, 
footer {
    background: var(--color-dark) !important;
    color: #ffffff !important;
    border-top: 4px solid var(--color-primary);
}

.footer h3,
footer h3,
.footer h4,
footer h4 {
    color: var(--color-primary) !important;
    font-weight: 700;
}

.footer a,
footer a {
    color: #e0e0e0;
    transition: var(--transition);
}

.footer a:hover,
footer a:hover {
    color: var(--color-primary) !important;
    text-decoration: none;
}

/**
 * HEADINGS
 */
h1, h2, h3, h4, h5, h6 {
    color: var(--color-text-default);
}

h1, h2 {
    color: var(--color-primary-dark);
}

/**
 * LINKS
 */
a {
    color: var(--color-primary);
    transition: var(--transition);
    text-decoration: none;
}

a:hover {
    color: var(--color-primary-dark);
    text-decoration: underline;
}

/**
 * FORM ELEMENTS
 */
.form-control {
    border-color: var(--color-border);
    color: var(--color-text-default);
    transition: var(--transition);
}

.form-control:focus {
    border-color: var(--color-primary) !important;
    box-shadow: 0 0 0 0.2rem rgba(102, 126, 234, 0.25) !important;
    color: var(--color-text-default);
}

.form-control::placeholder {
    color: #999999;
}

.form-label {
    color: var(--color-text-default);
    font-weight: 500;
}

/**
 * SECTIONS
 */
.section-primary {
    background: var(--color-primary);
    color: var(--color-text-primary);
}

.section-secondary {
    background: var(--color-secondary);
    color: var(--color-text-secondary);
}

.section-light {
    background: var(--color-background-alt);
    border-top: 2px solid var(--color-border);
    border-bottom: 2px solid var(--color-border);
}

/**
 * DIVIDERS & SEPARATORS
 */
hr {
    border-color: var(--color-border);
    opacity: 0.5;
}

.divider {
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--color-primary), transparent);
}

/**
 * ALERTS
 */
.alert-primary {
    background: lighten(var(--color-primary), 30%);
    border-color: var(--color-primary);
    color: var(--color-primary-dark);
}

.alert-success {
    background: #d1fae5;
    border-color: #10b981;
    color: #065f46;
}

.alert-danger {
    background: #fee2e2;
    border-color: #ef4444;
    color: #7f1d1d;
}

.alert-warning {
    background: #fef3c7;
    border-color: #f59e0b;
    color: #78350f;
}

/**
 * PROGRESS BAR
 */
.progress {
    background: var(--color-background-alt);
    border: 1px solid var(--color-border);
}

.progress-bar {
    background: var(--color-primary) !important;
}

/**
 * MODAL
 */
.modal-header {
    background: var(--color-primary);
    color: var(--color-text-primary);
    border-color: var(--color-border);
}

.modal-header .btn-close {
    filter: invert(1);
}

.modal-content {
    border-color: var(--color-border);
}

/**
 * PAGINATION
 */
.pagination .page-link {
    color: var(--color-primary);
    border-color: var(--color-border);
    transition: var(--transition);
}

.pagination .page-link:hover {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: var(--color-text-primary);
}

.pagination .page-item.active .page-link {
    background: var(--color-primary);
    border-color: var(--color-primary);
}

/**
 * TABLE
 */
table {
    color: var(--color-text-default);
}

.table-striped tbody tr:nth-of-type(odd) {
    background: var(--color-background-alt);
}

.table-hover tbody tr:hover {
    background: lighten(var(--color-primary), 40%);
}

/**
 * BREADCRUMB
 */
.breadcrumb {
    background: var(--color-background-alt);
}

.breadcrumb .active {
    color: var(--color-primary);
    font-weight: 600;
}

.breadcrumb a {
    color: var(--color-primary);
}

/**
 * STAT CARDS (Admin Dashboard)
 */
.stat-card {
    background: var(--color-background);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    padding: 1.5rem;
    transition: var(--transition);
}

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

.stat-card .stat-icon {
    background: var(--color-primary) !important;
    color: var(--color-text-primary) !important;
}

.stat-card .stat-value {
    color: var(--color-primary);
    font-weight: 700;
    font-size: 1.75rem;
}

/**
 * HERO SECTION
 */
.hero-section {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    color: var(--color-text-primary);
}

.hero-section h1 {
    color: var(--color-text-primary);
    font-weight: 800;
}

.hero-section p {
    color: rgba(255, 255, 255, 0.9);
}

/**
 * PRODUCT CARDS
 */
.product-card {
    background: var(--color-background);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    overflow: hidden;
    transition: var(--transition);
}

.product-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.product-card .product-image {
    background: var(--color-background-alt);
    border-bottom: 2px solid var(--color-primary);
}

.product-card .product-price {
    color: var(--color-primary);
    font-weight: 700;
    font-size: 1.25rem;
}

/**
 * TOOLTIPS
 */
.tooltip-inner {
    background: var(--color-dark);
    color: var(--color-text-dark);
}

.bs-tooltip-auto[data-popper-placement^="top"] .tooltip-arrow::before,
.bs-tooltip-top .tooltip-arrow::before {
    border-top-color: var(--color-dark);
}

/**
 * LOADING SPINNER
 */
.spinner-border {
    color: var(--color-primary);
}

.spinner-border-sm {
    color: var(--color-primary);
}

/**
 * CUSTOM UTILITIES
 */
.text-primary {
    color: var(--color-primary) !important;
}

.text-secondary {
    color: var(--color-secondary) !important;
}

.bg-primary {
    background: var(--color-primary) !important;
}

.bg-primary-light {
    background: var(--color-light) !important;
}

.bg-secondary {
    background: var(--color-secondary) !important;
}

.border-primary {
    border-color: var(--color-primary) !important;
}

.border-secondary {
    border-color: var(--color-secondary) !important;
}

/**
 * GRADIENT UTILITIES
 */
.gradient-primary {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: var(--color-text-primary);
}

.gradient-secondary {
    background: linear-gradient(135deg, var(--color-secondary) 0%, var(--color-secondary-dark) 100%);
    color: var(--color-text-secondary);
}

.gradient-primary-secondary {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    color: var(--color-text-primary);
}

/**
 * FOCUS STATES
 */
*:focus {
    outline-color: var(--color-primary);
}

.form-control:focus,
.form-select:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 0.2rem rgba(102, 126, 234, 0.25);
}

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

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

/**
 * SECTION BACKGROUNDS - Add color to all major sections
 */
section {
    transition: var(--transition);
}

/* Hero and Feature Sections with theme colors */
.hero-section {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: var(--color-text-primary) !important;
}

.hero-section h1,
.hero-section h2,
.hero-section h3 {
    color: var(--color-text-primary) !important;
}

.hero-section p {
    color: var(--color-text-primary) !important;
}

/* Alternate sections with light background */
.section-light {
    background: var(--color-background-section);
    color: var(--color-text-default);
}

.section-light h2,
.section-light h3 {
    color: var(--color-primary);
}

/* Feature cards with accent colors */
.feature-card {
    background: linear-gradient(135deg, var(--color-background) 0%, var(--color-background-section) 100%);
    border-left: 4px solid var(--color-primary);
    transition: var(--transition);
}

.feature-card:hover {
    border-left-color: var(--color-primary-dark);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
    transform: translateY(-4px);
}

.feature-card h4 {
    color: var(--color-primary);
}

/* Product cards with theme */
.product-card {
    border: 1px solid var(--color-border);
    transition: var(--transition);
}

.product-card:hover {
    border-color: var(--color-primary);
    box-shadow: 0 8px 20px rgba(102, 126, 234, 0.15);
}

.product-card .badge {
    background: var(--color-primary) !important;
    color: var(--color-text-primary) !important;
}

/* Testimonial/Carousel sections */
.testimonial-section {
    background: var(--color-background-section);
    color: var(--color-text-default);
}

.testimonial-card {
    border-top: 3px solid var(--color-primary);
    background: var(--color-background);
}

.testimonial-card .rating {
    color: var(--color-primary);
}

/* Gallery section */
.gallery-section {
    background: linear-gradient(135deg, var(--color-background-section) 0%, var(--color-background-alt) 100%);
}

.gallery-item {
    border: 2px solid var(--color-border);
    transition: var(--transition);
    cursor: pointer;
}

.gallery-item:hover {
    border-color: var(--color-primary);
    box-shadow: 0 8px 20px rgba(102, 126, 234, 0.2);
    transform: scale(1.02);
}

/* CTA Sections */
.cta-section {
    background: linear-gradient(135deg, var(--color-secondary) 0%, var(--color-primary) 100%);
    color: var(--color-text-primary) !important;
    padding: 4rem 2rem;
}

.cta-section h2,
.cta-section p {
    color: var(--color-text-primary) !important;
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}

.animate-slide-up {
    animation: slideUp 0.5s ease-out;
}

.animate-fade-in {
    animation: fadeIn 0.3s ease-out;
}

.animate-pulse {
    animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

/**
 * RESPONSIVE THEME
 */
@media (max-width: 768px) {
    :root {
        --shadow: 0 0.5px 2px 0 rgba(0, 0, 0, 0.08);
        --shadow-lg: 0 4px 10px -2px rgba(0, 0, 0, 0.1);
    }
    
    .btn {
        padding: 0.75rem 1.25rem;
    }
    
    .card {
        margin-bottom: 1rem;
    }
}