/* 
 * Responsive Fixes & Enhancements - Optimized
 * تحسينات التجاوب لجميع الشاشات
 */

/* ==================== Base Settings ==================== */
* {
    box-sizing: border-box;
}

img {
    max-width: 100%;
    height: auto;
}

/* ==================== Mobile (< 576px) ==================== */
@media (max-width: 575px) {
    body {
        font-size: 14px;
    }



    .container-fluid {
        padding: 0 0.75rem;
    }

    .modern-card-body {
        padding: 1rem;
    }

    .btn {
        padding: 0.625rem 1rem;
        font-size: 0.875rem;
        width: 100%;
        margin-bottom: 0.5rem;
    }

    .btn-group {
        display: flex;
        flex-direction: column;
        gap: 0.5rem;
    }

    .form-control,
    .form-select,
    .modern-input {
        font-size: 16px;
    }

    .row {
        margin: 0 -0.5rem;
    }

    [class*="col-"] {
        padding: 0 0.5rem;
    }

    .designs-grid,
    .categories-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .hero-section {
        padding: 2rem 0;
    }

    .design-main-image {
        height: 300px;
    }

    .design-thumbnails {
        grid-template-columns: repeat(3, 1fr);
        gap: 0.5rem;
    }

    .design-thumbnail-item {
        height: 70px;
    }

    .design-price-main {
        font-size: 2rem;
    }

    .design-cart-form {
        flex-direction: column;
    }

    .design-features-grid {
        grid-template-columns: 1fr;
        gap: 0.75rem;
    }

    .design-title {
        font-size: 1.25rem;
    }

    .navbar-menu {
        display: none;
    }

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

    .alert-success-modern,
    .alert-error-modern {
        right: 10px;
        left: 10px;
        min-width: auto;
    }
}

/* ==================== Tablets (576px - 767px) ==================== */
@media (min-width: 576px) and (max-width: 767px) {
    .container-fluid {
        max-width: 540px;
    }

    .grid-2,
    .grid-3,
    .grid-4 {
        grid-template-columns: repeat(2, 1fr);
    }

    .designs-grid,
    .categories-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
    }

    .btn {
        width: auto;
    }

    .btn-group {
        flex-direction: row;
        flex-wrap: wrap;
    }
}

/* ==================== Tablets (768px - 991px) ==================== */
@media (min-width: 768px) and (max-width: 991px) {
    .container-fluid {
        max-width: 720px;
    }

    .grid-3,
    .grid-4 {
        grid-template-columns: repeat(3, 1fr);
    }

    .designs-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 1.5rem;
    }

    .categories-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
    }

    .design-main-image {
        height: 400px;
    }
}

/* ==================== Desktop (992px+) ==================== */
@media (min-width: 992px) {
    .container-fluid {
        max-width: 960px;
    }

    .grid-4 {
        grid-template-columns: repeat(4, 1fr);
    }

    .designs-grid {
        grid-template-columns: repeat(4, 1fr);
        gap: 1.5rem;
    }

    .categories-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 1.5rem;
    }
}

@media (min-width: 1200px) {
    .container-fluid {
        max-width: 1140px;
    }
}

/* ==================== Mobile Cart & Menu ==================== */
@media (max-width: 767px) {
    .navbar-menu {
        display: none;
    }

    .mobile-menu-toggle {
        display: flex;
        align-items: center;
        justify-content: center;
        width: 44px;
        height: 44px;
        background: transparent;
        border: none;
        color: var(--text-primary);
        font-size: 1.5rem;
        cursor: pointer;
        border-radius: var(--radius-md);
        transition: all 0.2s;
    }

    .navbar-cart-mobile {
        position: relative;
        display: flex;
        align-items: center;
        justify-content: center;
        width: 44px;
        height: 44px;
        background: var(--primary-gradient);
        color: var(--white);
        border-radius: 50%;
        font-size: 1.25rem;
        margin-left: 0.5rem;
    }

    .navbar-cart-mobile .cart-badge {
        position: absolute;
        top: -6px;
        right: -6px;
        background: var(--danger);
        color: var(--white);
        min-width: 20px;
        height: 20px;
        padding: 0 6px;
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 0.75rem;
        font-weight: 700;
        border: 2px solid var(--white);
    }

    .navbar-mobile-actions {
        display: flex;
        align-items: center;
        gap: 0.5rem;
    }

    .cart-item {
        flex-direction: column;
        text-align: center;
    }

    .cart-item-image {
        margin-bottom: 1rem;
    }

    .checkout-summary {
        margin-top: 2rem;
    }

    .filters-container {
        flex-direction: column;
    }

    .filter-item {
        width: 100%;
        margin-bottom: 0.5rem;
    }
}

@media (min-width: 768px) {

    .mobile-menu-toggle,
    .navbar-cart-mobile {
        display: none;
    }

    .navbar-menu {
        display: flex;
    }
}

/* Mobile Menu Drawer */
.mobile-menu-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 1040;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s;
}

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

.mobile-menu-drawer {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    background: var(--white);
    z-index: 1050;
    transition: right 0.3s;
    box-shadow: -2px 0 10px rgba(0, 0, 0, 0.1);
    overflow-y: auto;
}

.mobile-menu-drawer.active {
    right: 0;
}

.mobile-menu-header {
    padding: 1.5rem;
    border-bottom: 1px solid var(--gray-200);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.mobile-menu-close {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gray-100);
    border: none;
    border-radius: 0.5rem;
    color: var(--text-primary);
    font-size: 1.25rem;
    cursor: pointer;
}

.mobile-menu-items {
    padding: 1rem;
}

.mobile-menu-item {
    display: block;
    padding: 1rem;
    color: var(--text-primary);
    font-weight: 500;
    border-radius: 0.5rem;
    transition: all 0.2s;
    margin-bottom: 0.5rem;
}

.mobile-menu-item:hover {
    background: var(--gray-50);
    color: var(--primary);
    transform: translateX(-4px);
}

.mobile-menu-item i {
    margin-left: 0.75rem;
    width: 20px;
    text-align: center;
}

/* ==================== Utility Classes ==================== */
.overflow-auto {
    overflow: auto;
    -webkit-overflow-scrolling: touch;
}

.text-truncate {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* ==================== Touch Optimizations ==================== */
@media (hover: none) and (pointer: coarse) {

    .btn,
    a,
    button {
        min-height: 44px;
        min-width: 44px;
    }

    .design-card:hover,
    .category-card:hover,
    .modern-card:hover {
        transform: none;
    }
}

/* ==================== Reduced Motion ==================== */
@media (prefers-reduced-motion: reduce) {

    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        transition-duration: 0.01ms !important;
    }
}