/**
 * Main Stylesheet
 * 
 * @package CodeForgeShop
 */

/* ============================================
   HEADER & NAVIGATION
   ============================================ */

.site-header {
    position: sticky;
    top: 0;
    z-index: var(--z-sticky);
    background: var(--color-bg-primary);
    border-bottom: 1px solid var(--color-border);
    padding: var(--space-4) 0;
    backdrop-filter: blur(10px);
    background: rgba(255, 255, 255, 0.95);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-8);
}

.site-logo-text {
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-bold);
    font-family: var(--font-heading);
}

.logo-gradient {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.main-navigation {
    flex: 1;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--space-6);
    margin: 0;
    padding: 0;
}

.nav-menu a {
    color: var(--color-text-primary);
    font-weight: var(--font-weight-medium);
    padding: var(--space-2) var(--space-3);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.nav-menu a:hover {
    background: var(--color-bg-tertiary);
    color: var(--color-primary);
}

.header-actions {
    display: flex;
    align-items: center;
    gap: var(--space-4);
}

.search-toggle,
.user-account-link,
.cart-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: var(--radius-md);
    border: none;
    background: transparent;
    color: var(--color-text-primary);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.search-toggle:hover,
.user-account-link:hover,
.cart-link:hover {
    background: var(--color-bg-tertiary);
    color: var(--color-primary);
}

.cart-link {
    position: relative;
}

.cart-count {
    position: absolute;
    top: -4px;
    right: -4px;
    background: var(--gradient-primary);
    color: white;
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-bold);
    min-width: 20px;
    height: 20px;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 var(--space-1);
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--space-2);
}

.mobile-menu-toggle span {
    width: 24px;
    height: 2px;
    background: var(--color-text-primary);
    transition: all var(--transition-fast);
}

/* Search Overlay */
.search-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.95);
    z-index: var(--z-modal);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
}

.search-overlay.active {
    opacity: 1;
    visibility: visible;
}

.search-overlay .container {
    position: relative;
}

.search-form {
    position: relative;
    max-width: 600px;
    margin: 0 auto;
}

.search-field {
    width: 100%;
    padding: var(--space-5) var(--space-6);
    font-size: var(--font-size-2xl);
    border: 2px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-xl);
    background: rgba(255, 255, 255, 0.1);
    color: white;
    backdrop-filter: blur(10px);
}

.search-field::placeholder {
    color: rgba(255, 255, 255, 0.6);
}

.search-submit {
    position: absolute;
    right: var(--space-3);
    top: 50%;
    transform: translateY(-50%);
    background: var(--gradient-primary);
    border: none;
    color: white;
    width: 48px;
    height: 48px;
    border-radius: var(--radius-md);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
}

.search-close {
    position: absolute;
    top: var(--space-6);
    right: var(--space-6);
    background: rgba(255, 255, 255, 0.1);
    border: none;
    color: white;
    width: 48px;
    height: 48px;
    border-radius: var(--radius-full);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* ============================================
   BUTTONS
   ============================================ */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-6);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
    border-radius: var(--radius-md);
    border: 2px solid transparent;
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
    white-space: nowrap;
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
    color: white;
}

.btn-secondary {
    background: var(--color-bg-tertiary);
    color: var(--color-text-primary);
}

.btn-secondary:hover {
    background: var(--color-bg-secondary);
}

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

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

.btn-success {
    background: var(--color-success);
    color: white;
}

.btn-sm {
    padding: var(--space-2) var(--space-4);
    font-size: var(--font-size-sm);
}

.btn-lg {
    padding: var(--space-4) var(--space-8);
    font-size: var(--font-size-lg);
}

.btn-block {
    width: 100%;
}

/* ============================================
   HERO SECTION
   ============================================ */

.hero-section {
    padding: var(--space-24) 0;
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    position: relative;
    overflow: hidden;
}

.hero-content {
    max-width: 600px;
    margin-bottom: var(--space-12);
}

.hero-title {
    font-size: var(--font-size-5xl);
    line-height: var(--line-height-tight);
    margin-bottom: var(--space-6);
}

.gradient-text {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    display: block;
}

.hero-description {
    font-size: var(--font-size-xl);
    color: var(--color-text-secondary);
    margin-bottom: var(--space-8);
}

.hero-actions {
    display: flex;
    gap: var(--space-4);
    flex-wrap: wrap;
}

.hero-visual {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-6);
    max-width: 500px;
}

.hero-card {
    background: white;
    padding: var(--space-8);
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-xl);
    text-align: center;
    animation: float 3s ease-in-out infinite;
}

.hero-card:nth-child(2) {
    animation-delay: 0.5s;
}

.hero-card:nth-child(3) {
    animation-delay: 1s;
}

.hero-card:nth-child(4) {
    animation-delay: 1.5s;
}

@keyframes float {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-10px);
    }
}

.card-icon {
    font-size: 48px;
    margin-bottom: var(--space-4);
}

/* ============================================
   SECTIONS
   ============================================ */

.product-categories-section,
.featured-products-section,
.features-section {
    padding: var(--space-20) 0;
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto var(--space-12);
}

.section-title {
    font-size: var(--font-size-4xl);
    margin-bottom: var(--space-4);
}

.section-description {
    font-size: var(--font-size-lg);
    color: var(--color-text-secondary);
}

.section-footer {
    text-align: center;
    margin-top: var(--space-12);
}

/* Categories Grid */
.categories-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--space-6);
}

.category-card {
    background: white;
    padding: var(--space-8);
    border-radius: var(--radius-xl);
    border: 2px solid var(--color-border);
    text-align: center;
    transition: all var(--transition-base);
    text-decoration: none;
    color: inherit;
}

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

.category-icon {
    font-size: 64px;
    margin-bottom: var(--space-4);
}

.category-name {
    font-size: var(--font-size-xl);
    margin-bottom: var(--space-2);
}

.category-count {
    color: var(--color-text-tertiary);
    font-size: var(--font-size-sm);
}

/* Products Grid */
.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: var(--space-8);
}

.products-grid[data-view="list"] {
    grid-template-columns: 1fr;
}

/* Product Card */
.product-card {
    background: white;
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
    border: 1px solid var(--color-border-light);
}

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

.product-card-image {
    position: relative;
    overflow: hidden;
    aspect-ratio: 16 / 10;
}

.product-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

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

.product-badge {
    position: absolute;
    top: var(--space-3);
    right: var(--space-3);
    background: var(--color-error);
    color: white;
    padding: var(--space-1) var(--space-3);
    border-radius: var(--radius-full);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-bold);
}

.product-card-content {
    padding: var(--space-6);
}

.product-type-badge {
    display: inline-block;
    background: var(--gradient-accent);
    color: white;
    padding: var(--space-1) var(--space-3);
    border-radius: var(--radius-full);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--space-3);
}

.product-card-title {
    font-size: var(--font-size-xl);
    margin-bottom: var(--space-3);
}

.product-card-title a {
    color: inherit;
}

.product-card-excerpt {
    color: var(--color-text-secondary);
    margin-bottom: var(--space-4);
    font-size: var(--font-size-sm);
}

.product-card-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-4);
}

.product-card-price {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.price-current {
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-primary);
}

.price-regular {
    font-size: var(--font-size-base);
    color: var(--color-text-tertiary);
    text-decoration: line-through;
}

.price-sale {
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-error);
}

/* Features Grid */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--space-8);
}

.feature-item {
    text-align: center;
}

.feature-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--space-4);
    background: var(--gradient-primary);
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
}

/* ============================================
   FOOTER
   ============================================ */

.site-footer {
    background: var(--color-text-primary);
    color: white;
    margin-top: var(--space-24);
}

.footer-top {
    padding: var(--space-16) 0;
}

.footer-widgets {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--space-12);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding: var(--space-6) 0;
}

.footer-bottom-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

/* ============================================
   BACK TO TOP
   ============================================ */

.back-to-top {
    position: fixed;
    bottom: var(--space-6);
    right: var(--space-6);
    width: 48px;
    height: 48px;
    background: var(--gradient-primary);
    color: white;
    border: none;
    border-radius: var(--radius-full);
    cursor: pointer;
    box-shadow: var(--shadow-xl);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
    z-index: var(--z-fixed);
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

/* ============================================
   NOTIFICATIONS
   ============================================ */

.notification {
    position: fixed;
    top: var(--space-6);
    right: var(--space-6);
    background: white;
    padding: var(--space-4) var(--space-6);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-xl);
    z-index: var(--z-tooltip);
    opacity: 0;
    transform: translateX(100%);
    transition: all var(--transition-base);
}

.notification.show {
    opacity: 1;
    transform: translateX(0);
}

.notification-success {
    border-left: 4px solid var(--color-success);
}

.notification-error {
    border-left: 4px solid var(--color-error);
}

/* ============================================
   RESPONSIVE
   ============================================ */

@media (max-width: 768px) {
    .main-navigation {
        position: fixed;
        top: var(--header-height);
        left: 0;
        right: 0;
        background: white;
        padding: var(--space-6);
        box-shadow: var(--shadow-xl);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all var(--transition-base);
    }

    .main-navigation.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }

    .nav-menu {
        flex-direction: column;
    }

    .mobile-menu-toggle {
        display: flex;
    }

    .hero-section {
        padding: var(--space-16) 0;
    }

    .hero-visual {
        margin-top: var(--space-12);
    }

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