/* ============================================
   Components - Reusable UI Components
   ============================================ */

/* ===========================================
   Buttons
   =========================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: 12px 24px;
    font-family: var(--font-family-primary);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
    line-height: 1;
    text-decoration: none;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-normal);
    white-space: nowrap;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* Primary Button */
.btn-primary {
    background: var(--color-accent-blue);
    color: var(--color-text-white);
    box-shadow: 0 4px 12px rgba(78, 205, 196, 0.35);
}

.btn-primary:hover:not(:disabled) {
    background: var(--color-accent-purple);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(108, 92, 231, 0.45);
}

.btn-primary:active:not(:disabled) {
    transform: translateY(0);
}

/* Secondary Button */
.btn-secondary {
    background: transparent;
    color: var(--color-accent-blue);
    border: 2px solid var(--color-accent-blue);
}

.btn-secondary:hover:not(:disabled) {
    background: rgba(108, 92, 231, 0.1);
    color: var(--color-accent-purple);
    border-color: var(--color-accent-purple);
    transform: translateY(-2px);
}

/* Ghost Button */
.btn-ghost {
    background: transparent;
    color: var(--color-text-primary);
    font-weight: var(--font-weight-medium);
}

.btn-ghost:hover:not(:disabled) {
    background: var(--color-bg-gray);
}

/* Accent Blue Button (formerly Coral) */
.btn-coral {
    background: var(--color-accent-blue);
    color: var(--color-text-white);
    box-shadow: 0 4px 12px rgba(78, 205, 196, 0.35);
}

.btn-coral:hover:not(:disabled) {
    background: var(--color-accent-purple);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(108, 92, 231, 0.45);
}

/* Button Sizes */
.btn-sm {
    padding: 8px 16px;
    font-size: var(--font-size-sm);
}

.btn-lg {
    padding: 16px 32px;
    font-size: var(--font-size-lg);
}

.btn-full {
    width: 100%;
}

/* Icon Button */
.btn-icon {
    padding: 12px;
    border-radius: var(--radius-full);
}

.btn-icon svg {
    width: var(--icon-size-md);
    height: var(--icon-size-md);
}

/* ===========================================
   Cards
   =========================================== */
.card {
    background: var(--color-bg-default);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-card);
    overflow: hidden;
    transition: all var(--transition-normal);
}

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

.card-body {
    padding: var(--spacing-lg);
}

.card-image {
    width: 100%;
    aspect-ratio: 16 / 9;
    object-fit: cover;
}

.card-title {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--spacing-sm);
    color: var(--color-text-primary);
}

.card-description {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-md);
}

.card-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-md) var(--spacing-lg);
    border-top: 1px solid var(--color-border-light);
}

/* Product Card */
.product-card {
    position: relative;
}

.product-card .card-image {
    aspect-ratio: 1 / 1;
}

.product-card .badge-group {
    position: absolute;
    top: var(--spacing-sm);
    left: var(--spacing-sm);
    display: flex;
    gap: var(--spacing-xs);
}

.product-price {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-primary-main);
}

.product-price-original {
    font-size: var(--font-size-sm);
    color: var(--color-text-disabled);
    text-decoration: line-through;
    margin-left: var(--spacing-sm);
}

/* ===========================================
   Badges
   =========================================== */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 4px 8px;
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    border-radius: var(--radius-sm);
    text-transform: uppercase;
    letter-spacing: 0.02em;
}

.badge-hot {
    background: var(--color-accent-coral);
    color: var(--color-text-white);
}

.badge-new {
    background: var(--color-primary-main);
    color: var(--color-text-white);
}

.badge-best {
    background: var(--color-accent-yellow);
    color: var(--color-text-primary);
}

.badge-sale {
    background: var(--color-accent-purple);
    color: var(--color-text-white);
}

.badge-popular {
    background: var(--color-accent-pink);
    color: var(--color-text-white);
}

/* ===========================================
   Form Inputs
   =========================================== */
.input-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.input-label {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-text-primary);
}

.input {
    width: 100%;
    padding: 12px 16px;
    font-size: var(--font-size-base);
    color: var(--color-text-primary);
    background: var(--color-bg-default);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    outline: none;
}

.input:focus {
    border-color: var(--color-primary-main);
    box-shadow: 0 0 0 3px rgba(255, 107, 107, 0.15);
}

.input::placeholder {
    color: var(--color-text-disabled);
}

.input-error {
    border-color: var(--color-status-error);
}

.input-error:focus {
    box-shadow: 0 0 0 3px rgba(255, 82, 82, 0.15);
}

.input-helper {
    font-size: var(--font-size-xs);
    color: var(--color-text-secondary);
}

.input-helper-error {
    color: var(--color-status-error);
}

/* Textarea */
.textarea {
    min-height: 120px;
    resize: vertical;
}

/* Select */
.select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='%23666666' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    background-size: 16px;
    padding-right: 40px;
}

/* ===========================================
   Search Bar
   =========================================== */
.search-bar {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: 12px 20px;
    background: var(--color-bg-gray);
    border-radius: var(--radius-full);
    transition: all var(--transition-fast);
}

.search-bar:focus-within {
    background: var(--color-bg-default);
    border: 1px solid var(--color-primary-main);
    box-shadow: 0 0 0 3px rgba(255, 107, 107, 0.15);
}

.search-bar svg {
    width: var(--icon-size-md);
    height: var(--icon-size-md);
    color: var(--color-text-secondary);
    flex-shrink: 0;
}

.search-bar input {
    flex: 1;
    border: none;
    background: transparent;
    font-size: var(--font-size-base);
    outline: none;
}

.search-bar input::placeholder {
    color: var(--color-text-disabled);
}

/* ===========================================
   Navigation Tabs
   =========================================== */
.tabs {
    display: flex;
    gap: var(--spacing-sm);
    padding: var(--spacing-xs);
    background: var(--color-bg-gray);
    border-radius: var(--radius-md);
}

.tab {
    flex: 1;
    padding: 12px 20px;
    text-align: center;
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-text-secondary);
    background: transparent;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.tab:hover {
    color: var(--color-text-primary);
}

.tab.active {
    background: var(--color-primary-main);
    color: var(--color-text-white);
    font-weight: var(--font-weight-semibold);
}

/* ===========================================
   Category Cards
   =========================================== */
.category-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-lg);
    text-align: center;
    cursor: pointer;
    transition: all var(--transition-normal);
}

.category-card:hover {
    transform: translateY(-4px);
}

.category-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 64px;
    height: 64px;
    background: rgba(255, 107, 107, 0.1);
    border-radius: var(--radius-xl);
    transition: all var(--transition-normal);
}

.category-icon svg {
    width: var(--icon-size-lg);
    height: var(--icon-size-lg);
    color: var(--color-primary-main);
}

.category-card:hover .category-icon {
    background: var(--color-primary-main);
}

.category-card:hover .category-icon svg {
    color: var(--color-text-white);
}

/* Category Icon Color Variants */
.category-icon-coral {
    background: rgba(255, 107, 107, 0.1);
}

.category-icon-coral svg {
    color: var(--color-accent-coral);
}

.category-card:hover .category-icon-coral {
    background: var(--color-accent-coral);
}

.category-icon-yellow {
    background: rgba(255, 217, 61, 0.1);
}

.category-icon-yellow svg {
    color: var(--color-accent-yellow);
}

.category-card:hover .category-icon-yellow {
    background: var(--color-accent-yellow);
}

.category-icon-purple {
    background: rgba(108, 92, 231, 0.1);
}

.category-icon-purple svg {
    color: var(--color-accent-purple);
}

.category-card:hover .category-icon-purple {
    background: var(--color-accent-purple);
}

.category-title {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-text-primary);
}

/* ===========================================
   Header
   =========================================== */
.header {
    position: sticky;
    top: 0;
    z-index: 100;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: var(--header-height);
    padding: 0 var(--spacing-lg);
    background: var(--color-bg-default);
    border-bottom: 1px solid var(--color-border-light);
}

.header-logo {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-primary-main);
}

.header-nav {
    display: flex;
    align-items: center;
    gap: var(--spacing-xl);
}

.header-nav a {
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-medium);
    color: var(--color-text-primary);
    transition: color var(--transition-fast);
}

.header-nav a:hover {
    color: var(--color-primary-main);
}

.header-actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

/* ===========================================
   Hero Section
   =========================================== */
.hero {
    position: relative;
    min-height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    background-size: cover;
    background-position: center;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(0, 0, 0, 0.3) 0%, rgba(0, 0, 0, 0.5) 100%);
}

/* Hero without dark overlay (for gradient backgrounds) */
.hero-no-overlay::before {
    display: none;
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 600px;
    padding: var(--spacing-2xl);
}

.hero-title {
    font-size: var(--font-size-5xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-text-white);
    margin-bottom: var(--spacing-md);
}

.hero-subtitle {
    font-size: var(--font-size-lg);
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: var(--spacing-xl);
}

/* ===========================================
   Footer
   =========================================== */
.footer {
    background: var(--color-bg-dark);
    color: var(--color-text-white);
    padding: var(--spacing-3xl) 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-2xl);
}

@media (max-width: 768px) {
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 576px) {
    .footer-grid {
        grid-template-columns: 1fr;
    }
}

.footer-title {
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--spacing-lg);
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.footer-links a {
    font-size: var(--font-size-sm);
    color: var(--color-text-disabled);
    transition: color var(--transition-fast);
}

.footer-links a:hover {
    color: var(--color-primary-main);
}

.footer-bottom {
    margin-top: var(--spacing-2xl);
    padding-top: var(--spacing-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
    font-size: var(--font-size-sm);
    color: var(--color-text-disabled);
}

/* ===========================================
   Avatar
   =========================================== */
.avatar {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-full);
    overflow: hidden;
    background: var(--color-bg-gray);
    font-weight: var(--font-weight-medium);
    color: var(--color-text-secondary);
}

.avatar-sm {
    width: 32px;
    height: 32px;
    font-size: var(--font-size-xs);
}

.avatar-md {
    width: 40px;
    height: 40px;
    font-size: var(--font-size-sm);
}

.avatar-lg {
    width: 56px;
    height: 56px;
    font-size: var(--font-size-lg);
}

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

/* ===========================================
   Rating Stars
   =========================================== */
.rating {
    display: inline-flex;
    align-items: center;
    gap: 2px;
}

.rating svg {
    width: 16px;
    height: 16px;
}

.rating-star {
    color: var(--color-accent-yellow);
}

.rating-star-empty {
    color: var(--color-border-light);
}

.rating-count {
    margin-left: var(--spacing-xs);
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
}

/* ===========================================
   Tag Pills
   =========================================== */
.tag {
    display: inline-flex;
    align-items: center;
    padding: 6px 12px;
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    background: var(--color-bg-gray);
    color: var(--color-text-secondary);
    border-radius: var(--radius-full);
    transition: all var(--transition-fast);
    cursor: pointer;
}

.tag:hover {
    background: rgba(255, 107, 107, 0.1);
    color: var(--color-primary-main);
}

.tag.active {
    background: var(--color-primary-main);
    color: var(--color-text-white);
}

/* ===========================================
   Divider
   =========================================== */
.divider {
    height: 1px;
    background: var(--color-border-light);
    margin: var(--spacing-lg) 0;
}

/* ===========================================
   Loading Spinner
   =========================================== */
.spinner {
    display: inline-block;
    width: 24px;
    height: 24px;
    border: 3px solid var(--color-border-light);
    border-top-color: var(--color-primary-main);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

.spinner-lg {
    width: 48px;
    height: 48px;
    border-width: 4px;
}

/* ===========================================
   Alert / Toast
   =========================================== */
.alert {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--radius-md);
    font-size: var(--font-size-sm);
}

.alert-success {
    background: rgba(0, 200, 83, 0.1);
    color: var(--color-status-success);
    border: 1px solid var(--color-status-success);
}

.alert-warning {
    background: rgba(255, 179, 0, 0.1);
    color: var(--color-status-warning);
    border: 1px solid var(--color-status-warning);
}

.alert-error {
    background: rgba(255, 82, 82, 0.1);
    color: var(--color-status-error);
    border: 1px solid var(--color-status-error);
}

.alert-info {
    background: rgba(33, 150, 243, 0.1);
    color: var(--color-status-info);
    border: 1px solid var(--color-status-info);
}

/* ===========================================
   Tooltip
   =========================================== */
.tooltip {
    position: relative;
    display: inline-block;
}

.tooltip-text {
    visibility: hidden;
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%);
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--color-bg-dark);
    color: var(--color-text-white);
    font-size: var(--font-size-xs);
    border-radius: var(--radius-sm);
    white-space: nowrap;
    opacity: 0;
    transition: all var(--transition-fast);
    z-index: 10;
    margin-bottom: var(--spacing-xs);
}

.tooltip:hover .tooltip-text {
    visibility: visible;
    opacity: 1;
}

/* ===========================================
   Skeleton Loading
   =========================================== */
.skeleton {
    background: linear-gradient(90deg, var(--color-bg-gray) 25%, #E8E8E8 50%, var(--color-bg-gray) 75%);
    background-size: 200% 100%;
    animation: skeleton-loading 1.5s infinite;
    border-radius: var(--radius-md);
}

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

    100% {
        background-position: -200% 0;
    }
}

.skeleton-text {
    height: 16px;
    margin-bottom: var(--spacing-sm);
}

.skeleton-title {
    height: 24px;
    width: 60%;
    margin-bottom: var(--spacing-md);
}

.skeleton-image {
    aspect-ratio: 16 / 9;
}

/* ===========================================
   Carousel
   =========================================== */
.carousel {
    position: relative;
    width: 100%;
    overflow: hidden;
    border-radius: var(--radius-xl);
}

.carousel-track {
    display: flex;
    transition: transform var(--transition-slow);
}

.carousel-slide {
    flex: 0 0 100%;
    width: 100%;
}

.carousel-slide img {
    width: 100%;
    aspect-ratio: 16 / 9;
    object-fit: cover;
}

/* Carousel Navigation Arrows */
.carousel-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.9);
    border: none;
    border-radius: var(--radius-full);
    cursor: pointer;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-fast);
    z-index: 10;
}

.carousel-nav:hover {
    background: var(--color-bg-default);
    box-shadow: var(--shadow-lg);
    transform: translateY(-50%) scale(1.1);
}

.carousel-nav svg {
    width: 24px;
    height: 24px;
    color: var(--color-text-primary);
}

.carousel-prev {
    left: var(--spacing-md);
}

.carousel-next {
    right: var(--spacing-md);
}

/* Carousel Indicators */
.carousel-indicators {
    position: absolute;
    bottom: var(--spacing-md);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: var(--spacing-sm);
    z-index: 10;
}

.carousel-dot {
    width: 10px;
    height: 10px;
    background: rgba(255, 255, 255, 0.5);
    border: none;
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.carousel-dot:hover {
    background: rgba(255, 255, 255, 0.8);
}

.carousel-dot.active {
    background: var(--color-accent-blue);
    width: 24px;
}

/* Carousel with Caption */
.carousel-caption {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: var(--spacing-2xl) var(--spacing-lg) var(--spacing-lg);
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.7));
    color: var(--color-text-white);
}

.carousel-caption h3 {
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-xs);
    color: var(--color-text-white);
}

.carousel-caption p {
    font-size: var(--font-size-sm);
    opacity: 0.9;
    margin-bottom: 0;
}

/* ===========================================
   Image Card (with overlay)
   =========================================== */
.image-card {
    position: relative;
    border-radius: var(--radius-xl);
    overflow: hidden;
    cursor: pointer;
    transition: all var(--transition-normal);
}

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

.image-card img {
    width: 100%;
    aspect-ratio: 4 / 3;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.image-card:hover img {
    transform: scale(1.05);
}

.image-card-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(transparent 40%, rgba(0, 0, 0, 0.7) 100%);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: var(--spacing-lg);
}

.image-card-title {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-bold);
    color: var(--color-text-white);
    margin-bottom: var(--spacing-xs);
}

.image-card-subtitle {
    font-size: var(--font-size-sm);
    color: rgba(255, 255, 255, 0.8);
}

.image-card .badge {
    position: absolute;
    top: var(--spacing-md);
    left: var(--spacing-md);
}

/* Wide Image Card */
.image-card-wide img {
    aspect-ratio: 21 / 9;
}

/* Square Image Card */
.image-card-square img {
    aspect-ratio: 1 / 1;
}

/* Image Card with Price */
.image-card-price {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-sm);
}

.image-card-price .price {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-text-white);
}

.image-card-price .price-original {
    font-size: var(--font-size-sm);
    color: rgba(255, 255, 255, 0.6);
    text-decoration: line-through;
}