/**
 * Responsive Styles - Mobile First Approach
 * Uses design system variables from design-system.css
 */

/* ===== BASE MOBILE STYLES (Default - Mobile First) ===== */

/* Hero Section */
.hero-section {
    padding: var(--spacing-xl) 0;
}

.hero-section .display-4 {
    font-size: var(--font-size-h1);
}

/* Categories */
.categories-section .col-md-3 {
    margin-bottom: var(--spacing-lg);
}

/* Navigation */
.navbar-nav {
    text-align: center;
    margin: var(--spacing-sm) 0;
}

.navbar-brand {
    font-size: 1.2rem;
}

/* Auth Container */
.auth-container {
    margin: var(--spacing-lg);
    padding: var(--spacing-lg);
}

.auth-image-content {
    display: none; /* Hidden on mobile */
}

/* Date Picker */
.date-picker {
    flex-direction: column;
    gap: var(--spacing-sm);
}

/* Cart Items */
.cart-item {
    flex-direction: column;
    text-align: center;
    padding: var(--spacing-md) !important;
}

.cart-item .quantity-control {
    justify-content: center;
    margin-top: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
}

.cart-item-mobile {
    flex-direction: column;
    text-align: center;
    padding: var(--spacing-md);
    border-bottom: 1px solid var(--color-gray-200);
}

.cart-item-mobile img {
    margin-bottom: var(--spacing-sm);
}

/* Filter Sidebar - Hidden on mobile by default */
.filter-sidebar {
    margin-bottom: var(--spacing-lg);
}

/* Mobile Filter Improvements */
.filter-sidebar .form-control {
    background-color: white !important;
    border: 1px solid #dee2e6 !important;
    color: #495057 !important;
    font-size: 14px;
}

.filter-sidebar .form-control::placeholder {
    color: #6c757d !important;
    opacity: 1;
}

.filter-sidebar .form-control:focus {
    border-color: var(--primary-color) !important;
    box-shadow: 0 0 0 0.2rem rgba(var(--primary-color-rgb), 0.25) !important;
    background-color: white !important;
}

.filter-sidebar .form-check-input {
    background-color: white;
    border: 2px solid #dee2e6;
    width: 1.2em;
    height: 1.2em;
}

.filter-sidebar .form-check-input:checked {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}

.filter-sidebar .form-check-label {
    color: #495057;
    font-size: 14px;
    margin-left: 0.5rem;
}

/* Mobile filter toggle */
.mobile-filter-toggle {
    display: block;
    margin-bottom: var(--spacing-md);
}

.filter-sidebar {
    display: block;
    position: static;
    width: auto;
    height: auto;
    background: white;
    z-index: auto;
    overflow-y: visible;
    padding: var(--spacing-lg);
}

/* Mobile filter overlay */
@media (max-width: 991.98px) {
    .filter-sidebar {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100vh;
        background: white;
        z-index: 1050;
        overflow-y: auto;
        padding: var(--spacing-lg);
        transform: translateX(-100%);
        transition: transform 0.3s ease-in-out;
        visibility: hidden;
    }
    
    .filter-sidebar.show {
        transform: translateX(0);
        visibility: visible;
    }
    
    .mobile-filter-toggle {
        display: block !important;
        margin-bottom: var(--spacing-md);
    }
}

.filter-close-btn {
    position: absolute;
    top: 1rem;
    right: 1rem;
    z-index: 1051;
}

/* Product Thumbnails */
.product-thumbnails {
    justify-content: center;
}

/* Cart Sidebar Mobile */
.cart-sidebar {
    width: 100% !important;
    max-width: 100vw;
    right: -100% !important;
}

.cart-sidebar.active {
    right: 0 !important;
}

.cart-sidebar .cart-items {
    max-height: 50vh;
}

/* Product Cards Mobile */
.product-card .card-body {
    padding: var(--spacing-md);
}

.product-card .card-title {
    font-size: var(--font-size-body);
}

/* Feature Icons */
.feature-icon i {
    font-size: 2rem;
}

/* Form Toggle */
.form-toggle {
    flex-direction: column;
}

/* Footer Mobile */
.footer .col-lg-4, 
.footer .col-lg-2, 
.footer .col-lg-3 {
    margin-bottom: var(--spacing-lg);
    text-align: center;
}

.footer .d-flex {
    justify-content: center;
}

/* Buttons */
.btn-group .btn {
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: var(--font-size-small);
}

.hero-section .btn-lg {
    font-size: var(--font-size-body);
    padding: var(--spacing-sm) var(--spacing-lg);
}

/* Tables */
.table-responsive {
    font-size: var(--font-size-small);
}

/* Tracking Timeline */
.tracking-step {
    padding: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.tracking-step::before {
    left: -15px;
    width: 16px;
    height: 16px;
}

/* Quantity Controls */
.quantity-control {
    justify-content: center;
}

.quantity-btn {
    width: 30px;
    height: 30px;
    min-width: var(--touch-target-min);
    min-height: var(--touch-target-min);
}

.quantity-input {
    width: 40px;
}

/* Product Details */
.product-details-section .row {
    margin: 0 calc(var(--spacing-sm) * -1);
}

.variant-option {
    padding: var(--spacing-xs) var(--spacing-md);
    font-size: var(--font-size-small);
}

/* Store Cards */
.store-card .row {
    flex-direction: column;
}

.store-card img {
    height: 200px;
    width: 100%;
}

/* Rental Cards */
.rental-card .card-body {
    padding: var(--spacing-md);
}

/* Rental Details Mobile Fixes */
.rental-details-mobile {
    padding: var(--spacing-sm) !important;
}

.rental-quantity-section {
    flex-direction: column !important;
    gap: var(--spacing-md);
    align-items: stretch !important;
}

.rental-quantity-controls {
    justify-content: center;
    margin-bottom: var(--spacing-sm);
    flex-wrap: nowrap;
    gap: 0.75rem !important;
}

.rental-quantity-controls .text-uppercase {
    white-space: nowrap;
    flex-shrink: 0;
}

.rental-quantity-controls .input-group {
    flex-shrink: 0;
    min-width: 120px;
}

.rental-quantity-controls .btn {
    flex-shrink: 0;
    min-width: 36px;
    padding: 0.375rem 0.5rem;
}

/* Ensure quantity input group stays on one line */
.rental-quantity-controls .input-group .btn-sm {
    min-width: 32px;
    padding: 0.25rem 0.5rem;
    font-size: 0.875rem;
    line-height: 1.5;
    border-radius: 0.2rem;
}

.rental-quantity-controls .input-group .form-control {
    min-width: 50px;
    max-width: 60px;
    padding: 0.25rem 0.5rem;
}

.rental-pricing-display {
    text-align: center !important;
    padding: var(--spacing-md);
    background: var(--color-gray-50);
    border-radius: var(--border-radius);
    border: 1px solid var(--color-gray-200);
}

.rental-calculation-mobile {
    margin-top: var(--spacing-md);
    padding: var(--spacing-md);
    background: white;
    border-radius: var(--border-radius);
    border: 1px solid var(--color-gray-200);
}

.rental-form-mobile {
    padding: var(--spacing-md) !important;
}

.rental-dates-mobile .col-6 {
    margin-bottom: var(--spacing-sm);
}

.rental-book-button {
    margin-top: var(--spacing-lg);
    padding: var(--spacing-md) !important;
    font-size: var(--font-size-body) !important;
}

/* General Mobile Ecommerce Improvements */
.product-card {
    transition: transform 0.2s ease;
}

.product-card:active {
    transform: scale(0.98);
}

.btn-primary:active,
.btn-secondary:active {
    transform: scale(0.98);
}

/* Touch-friendly form controls */
.form-control {
    min-height: 44px;
    font-size: 16px; /* Prevents zoom on iOS */
}

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

/* Input group fixes for mobile */
.input-group {
    display: flex;
    flex-wrap: nowrap;
}

.input-group .btn {
    flex-shrink: 0;
    white-space: nowrap;
}

.input-group .form-control {
    flex: 1 1 auto;
    min-width: 0;
}

/* Better mobile typography */
.display-6 {
    font-size: 1.5rem !important;
    line-height: 1.3;
}

.lead {
    font-size: 0.95rem !important;
}

/* Mobile-friendly alerts */
.alert {
    font-size: 0.9rem;
    padding: 0.75rem;
}

/* Improved mobile spacing */
.container {
    padding-left: 1rem;
    padding-right: 1rem;
}

/* Mobile breadcrumb improvements */
.breadcrumb {
    font-size: 0.8rem;
    margin-bottom: 0;
}

.breadcrumb-item + .breadcrumb-item::before {
    content: "›";
    font-size: 1.1em;
}

/* ===== SMALL MOBILE (< 576px) ===== */
@media (max-width: 575px) {
    .auth-container {
        margin: var(--spacing-sm);
        padding: var(--spacing-md);
    }
    
    .hero-section {
        padding: var(--spacing-lg) 0;
    }
    
    /* Extra small mobile improvements */
    .rental-quantity-controls .input-group {
        width: 110px !important;
        min-width: 110px !important;
    }
    
    .rental-quantity-controls .btn {
        min-width: 32px !important;
        padding: 0.25rem 0.4rem !important;
        font-size: 0.9rem;
    }
    
    .rental-pricing-display .fs-4 {
        font-size: 1.2rem !important;
    }
    
    .display-6 {
        font-size: 1.3rem !important;
    }
    
    .container {
        padding-left: 0.75rem;
        padding-right: 0.75rem;
    }
}

/* ===== TABLET (≥ 768px) ===== */
@media (min-width: 768px) {
    /* Show auth image on tablet+ */
    .auth-image-content {
        display: block;
        padding: var(--spacing-lg);
    }
    
    .auth-image-content img {
        max-height: 300px;
    }
    
    /* Cart sidebar narrower on tablet */
    .cart-sidebar {
        width: 400px !important;
        max-width: 90vw;
        right: -400px !important;
    }
    
    /* Product cards larger text */
    .product-card .card-title {
        font-size: var(--font-size-h3);
    }
    
    /* Hero section larger */
    .hero-section {
        padding: var(--spacing-xxl) 0;
    }
    
    .hero-section .display-4 {
        font-size: var(--font-size-display);
    }
    
    /* Date picker horizontal */
    .date-picker {
        flex-direction: row;
        gap: var(--spacing-md);
    }
    
    /* Cart items horizontal */
    .cart-item {
        flex-direction: row;
        text-align: left;
    }
    
    .cart-item .quantity-control {
        justify-content: flex-start;
        margin-top: 0;
        margin-bottom: 0;
    }
    
    /* Footer alignment */
    .footer .col-lg-4, 
    .footer .col-lg-2, 
    .footer .col-lg-3 {
        text-align: left;
    }
    
    .footer .d-flex {
        justify-content: flex-start;
    }
    
    /* Navbar alignment */
    .navbar-nav {
        text-align: left;
    }
    
    /* Rental Details Tablet Improvements */
    .rental-quantity-section {
        flex-direction: row !important;
        align-items: center !important;
    }
    
    .rental-pricing-display {
        text-align: right !important;
        background: transparent;
        border: none;
        padding: 0;
    }
    
    .rental-form-mobile {
        padding: var(--spacing-lg) !important;
    }
    
    /* Reset mobile-specific styles for tablet+ */
    .display-6 {
        font-size: 2.5rem !important;
    }
    
    .lead {
        font-size: 1.125rem !important;
    }
    
    .container {
        padding-left: 1.5rem;
        padding-right: 1.5rem;
    }
    
    .product-card:hover {
        transform: translateY(-4px);
    }
    
    .product-card:active {
        transform: translateY(-2px);
    }
    
    /* Filter sidebar improvements for tablet+ */
    .mobile-filter-toggle {
        display: none;
    }
    
    .filter-sidebar {
        display: block !important;
        position: static !important;
        width: auto !important;
        height: auto !important;
        background: white !important;
        z-index: auto !important;
        overflow-y: visible !important;
        padding: 1.5rem !important;
    }
    
    .filter-close-btn {
        display: none;
    }
}

/* ===== DESKTOP (≥ 992px) ===== */
@media (min-width: 992px) {
    /* Cart sidebar fixed width */
    .cart-sidebar {
        width: 360px !important;
        right: -380px !important;
    }
    
    /* Filter sidebar sticky */
    .filter-sidebar {
        position: sticky;
        top: 100px;
        margin-bottom: 0;
    }
    
    /* Product cards hover effects enabled */
    .product-card:hover {
        transform: translateY(-8px);
    }
    
    /* Auth container larger */
    .auth-container {
        margin: var(--spacing-xxl);
        padding: var(--spacing-xxl);
    }
}

/* ===== LARGE DESKTOP (≥ 1200px) ===== */
@media (min-width: 1200px) {
    .auth-image-content img {
        max-height: 400px;
    }
    
    .hero-section {
        padding: 4rem 0;
    }
}