/* Perice E-Commerce CSS - Mobile First Responsive Design */

/* CSS Variables */
:root {
    /* Colors */
    --primary-color: #ff6b6b;
    --primary-dark: #e55555;
    --primary-light: #ff8e8e;
    --secondary-color: #4ecdc4;
    --secondary-dark: #45b7aa;
    --secondary-light: #6dd5ce;
    --accent-color: #ffe66d;
    --accent-dark: #e6cf62;
    --success-color: #51cf66;
    --warning-color: #ffd43b;
    --error-color: #ff6b6b;
    --info-color: #339af0;
    
    /* Grays */
    --gray-50: #f8f9fa;
    --gray-100: #f1f3f4;
    --gray-200: #e9ecef;
    --gray-300: #dee2e6;
    --gray-400: #ced4da;
    --gray-500: #adb5bd;
    --gray-600: #6c757d;
    --gray-700: #495057;
    --gray-800: #343a40;
    --gray-900: #212529;
    
    /* Text Colors */
    --text-primary: #2c3e50;
    --text-secondary: #7f8c8d;
    --text-muted: #95a5a6;
    --text-white: #ffffff;
    
    /* Background Colors */
    --bg-primary: #ffffff;
    --bg-secondary: #f8f9fa;
    --bg-dark: #2c3e50;
    --bg-overlay: rgba(0, 0, 0, 0.5);
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    --gradient-secondary: linear-gradient(135deg, var(--secondary-color) 0%, var(--secondary-dark) 100%);
    --gradient-hero: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-card: linear-gradient(145deg, #ffffff 0%, #f8f9fa 100%);
    
    /* Shadows */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 40px rgba(0, 0, 0, 0.1);
    
    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-full: 50%;
    
    /* Spacing */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;
    
    /* Typography */
    --font-family: 'Poppins', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;
    
    /* Line Heights */
    --line-height-tight: 1.25;
    --line-height-normal: 1.5;
    --line-height-relaxed: 1.75;
    
    /* Z-Index */
    --z-dropdown: 1000;
    --z-sticky: 1020;
    --z-fixed: 1030;
    --z-modal-backdrop: 1040;
    --z-modal: 1050;
    --z-popover: 1060;
    --z-tooltip: 1070;
    
    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Breakpoints */
    --breakpoint-sm: 576px;
    --breakpoint-md: 768px;
    --breakpoint-lg: 992px;
    --breakpoint-xl: 1200px;
    --breakpoint-2xl: 1400px;
}

/* Reset & Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
    -ms-text-size-adjust: 100%;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: var(--line-height-normal);
    color: var(--text-primary);
    background-color: var(--bg-primary);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
    padding-top: 80px; /* Header için boşluk */
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: var(--line-height-tight);
    margin-bottom: var(--space-md);
    color: var(--text-primary);
}

h1 { font-size: var(--font-size-4xl); }
h2 { font-size: var(--font-size-3xl); }
h3 { font-size: var(--font-size-2xl); }
h4 { font-size: var(--font-size-xl); }
h5 { font-size: var(--font-size-lg); }
h6 { font-size: var(--font-size-base); }

p {
    margin-bottom: var(--space-md);
    color: var(--text-secondary);
}

a {
    color: var(--primary-color);
    text-decoration: none;
    transition: color var(--transition-fast);
}

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

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

/* Utility Classes */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-md);
}

.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.d-none { display: none; }
.d-block { display: block; }
.d-flex { display: flex; }
.d-grid { display: grid; }

.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.align-center { align-items: center; }

.w-full { width: 100%; }
.h-full { height: 100%; }

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: var(--space-sm); }
.mb-2 { margin-bottom: var(--space-md); }
.mb-3 { margin-bottom: var(--space-lg); }
.mb-4 { margin-bottom: var(--space-xl); }

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: var(--space-sm); }
.mt-2 { margin-top: var(--space-md); }
.mt-3 { margin-top: var(--space-lg); }
.mt-4 { margin-top: var(--space-xl); }

/* Header Styles */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: var(--bg-primary);
    border-bottom: 1px solid var(--gray-200);
    z-index: var(--z-fixed);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-md);
    min-height: 60px;
}

.location-badge {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    background: var(--gradient-secondary);
    color: var(--text-white);
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-full);
    font-size: var(--font-size-xs);
    font-weight: 500;
}

.brand {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--primary-color);
}

.brand-icon {
    font-size: var(--font-size-2xl);
}

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

.header-btn {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border: none;
    background: var(--gray-100);
    border-radius: var(--radius-full);
    font-size: var(--font-size-lg);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.header-btn:hover {
    background: var(--gray-200);
    transform: translateY(-1px);
}

.header-btn.active {
    background: var(--primary-color);
    color: var(--text-white);
}

.notification-badge {
    position: absolute;
    top: -2px;
    right: -2px;
    background: var(--error-color);
    color: var(--text-white);
    font-size: var(--font-size-xs);
    font-weight: 600;
    padding: 2px 6px;
    border-radius: var(--radius-full);
    min-width: 18px;
    height: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Profile Dropdown */
.profile-dropdown {
    position: fixed;
    top: 60px;
    right: var(--space-md);
    background: var(--bg-primary);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    min-width: 200px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all var(--transition-fast);
    z-index: var(--z-dropdown);
}

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

.dropdown-header {
    padding: var(--space-md);
    border-bottom: 1px solid var(--gray-200);
}

.dropdown-user-name {
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--space-xs);
}

.dropdown-user-email {
    font-size: var(--font-size-sm);
    color: var(--text-muted);
}

.dropdown-menu {
    padding: var(--space-sm) 0;
}

.dropdown-item {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-md);
    color: var(--text-primary);
    text-decoration: none;
    transition: background-color var(--transition-fast);
}

.dropdown-item:hover {
    background: var(--gray-100);
    color: var(--text-primary);
}

.dropdown-item.danger {
    color: var(--error-color);
}

.dropdown-item.danger:hover {
    background: rgba(255, 107, 107, 0.1);
}

/* Profile Menu Items */
.profile-menu {
    padding: var(--space-sm) 0;
}

.profile-menu-item {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-md);
    color: var(--text-primary);
    text-decoration: none;
    transition: all var(--transition-fast);
    font-size: var(--font-size-sm);
}

.profile-menu-item:hover {
    background: var(--gray-100);
    color: var(--text-primary);
}

.profile-menu-item.logout {
    color: var(--error-color);
    border-top: 1px solid var(--gray-200);
    margin-top: var(--space-sm);
}

.profile-menu-item.logout:hover {
    background: rgba(255, 107, 107, 0.1);
}

/* Campaign Special Button */
.profile-menu-item.campaign-special {
    background: linear-gradient(135deg, var(--accent-color) 0%, #ff9f43 100%);
    color: var(--text-primary);
    margin: var(--space-sm) var(--space-sm) 0;
    border-radius: var(--radius-md);
    font-weight: 600;
    text-align: center;
    justify-content: center;
    box-shadow: var(--shadow-sm);
    position: relative;
    overflow: hidden;
}

.profile-menu-item.campaign-special:hover {
    background: linear-gradient(135deg, #e6cf62 0%, #e6883a 100%);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.profile-menu-item.campaign-special::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: left 0.5s;
}

.profile-menu-item.campaign-special:hover::before {
    left: 100%;
}

/* Profile Info */
.profile-info {
    padding: var(--space-md);
    border-bottom: 1px solid var(--gray-200);
}

.profile-name {
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--space-xs);
    font-size: var(--font-size-sm);
}

.profile-email {
    font-size: var(--font-size-xs);
    color: var(--text-muted);
}

/* Flash Messages */
.flash-messages {
    position: fixed;
    top: 70px;
    left: var(--space-md);
    right: var(--space-md);
    z-index: var(--z-modal);
}

.flash-message {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-md);
    margin-bottom: var(--space-sm);
    border-radius: var(--radius-lg);
    font-weight: 500;
    animation: slideDown 0.3s ease;
}

.flash-message.success {
    background: rgba(81, 207, 102, 0.1);
    color: var(--success-color);
    border: 1px solid rgba(81, 207, 102, 0.2);
}

.flash-message.error {
    background: rgba(255, 107, 107, 0.1);
    color: var(--error-color);
    border: 1px solid rgba(255, 107, 107, 0.2);
}

.flash-message.warning {
    background: rgba(255, 212, 59, 0.1);
    color: var(--warning-color);
    border: 1px solid rgba(255, 212, 59, 0.2);
}

.flash-message.info {
    background: rgba(51, 154, 240, 0.1);
    color: var(--info-color);
    border: 1px solid rgba(51, 154, 240, 0.2);
}

/* Main Content */
.main-content {
    margin-top: 60px;
    min-height: calc(100vh - 60px);
    padding-bottom: 80px; /* Bottom nav space */
}

/* Hero Section */
.hero {
    position: relative;
    background: var(--gradient-hero);
    color: var(--text-white);
    padding: var(--space-3xl) var(--space-md) var(--space-2xl);
    overflow: hidden;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-full);
    font-size: var(--font-size-sm);
    font-weight: 500;
    margin-bottom: var(--space-lg);
}

.hero-title {
    font-size: var(--font-size-4xl);
    font-weight: 700;
    margin-bottom: var(--space-md);
    color: var(--text-white);
}

.hero-title .highlight {
    background: linear-gradient(45deg, var(--accent-color), var(--primary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: var(--font-size-lg);
    margin-bottom: var(--space-xl);
    opacity: 0.9;
    color: var(--text-white);
}

.hero-features {
    display: flex;
    justify-content: center;
    gap: var(--space-lg);
    flex-wrap: wrap;
}

.feature {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    font-size: var(--font-size-sm);
    font-weight: 500;
}

.feature-icon {
    font-size: var(--font-size-lg);
}

/* Floating Elements */
.hero-image {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    pointer-events: none;
}

.floating-elements {
    position: relative;
    width: 100%;
    height: 100%;
}

.floating-circle {
    position: absolute;
    border-radius: var(--radius-full);
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    animation: float 6s ease-in-out infinite;
}

.circle-1 {
    width: 80px;
    height: 80px;
    top: 20%;
    left: 10%;
    animation-delay: 0s;
}

.circle-2 {
    width: 60px;
    height: 60px;
    top: 60%;
    right: 15%;
    animation-delay: 2s;
}

.circle-3 {
    width: 100px;
    height: 100px;
    bottom: 20%;
    left: 20%;
    animation-delay: 4s;
}

/* Search Section */
.search-section {
    padding: var(--space-xl) var(--space-md);
    background: var(--bg-secondary);
}

.search-container {
    max-width: 600px;
    margin: 0 auto;
}

.search-box {
    position: relative;
    display: flex;
    background: var(--bg-primary);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    overflow: hidden;
}

.search-box input {
    flex: 1;
    padding: var(--space-md) var(--space-lg);
    border: none;
    outline: none;
    font-size: var(--font-size-base);
    background: transparent;
}

.search-btn {
    padding: var(--space-md) var(--space-lg);
    border: none;
    background: var(--gradient-primary);
    color: var(--text-white);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.search-btn:hover {
    transform: scale(1.05);
}

/* Categories Section */
.categories-section {
    padding: var(--space-xl) var(--space-md);
}

.section-title {
    text-align: center;
    margin-bottom: var(--space-xl);
    font-size: var(--font-size-3xl);
    font-weight: 700;
    color: var(--text-primary);
}

.categories-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
    gap: var(--space-md);
    max-width: 800px;
    margin: 0 auto;
}

.category-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-lg);
    background: var(--gradient-card);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-sm);
    cursor: pointer;
    transition: all var(--transition-normal);
    border: 2px solid transparent;
}

.category-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.category-card.active {
    border-color: var(--primary-color);
    background: var(--gradient-primary);
    color: var(--text-white);
}

.category-icon {
    font-size: var(--font-size-3xl);
    margin-bottom: var(--space-xs);
}

.category-name {
    font-size: var(--font-size-sm);
    font-weight: 600;
    text-align: center;
}

/* Products Section */
.products-section {
    padding: var(--space-xl) var(--space-md);
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-xl);
    flex-wrap: wrap;
    gap: var(--space-md);
}

.results-count {
    font-size: var(--font-size-sm);
    color: var(--text-muted);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--space-lg);
    margin-bottom: var(--space-xl);
}

.product-card {
    background: var(--bg-primary);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
    transition: all var(--transition-normal);
    opacity: 0;
    transform: translateY(20px);
}

.product-card.fade-in {
    animation: fadeInUp 0.6s ease forwards;
}

.product-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.product-image {
    position: relative;
    aspect-ratio: 4/3;
    overflow: hidden;
}

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

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

.product-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-secondary);
    font-size: var(--font-size-4xl);
    color: var(--text-white);
}

.product-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--bg-overlay);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.product-card:hover .product-overlay {
    opacity: 1;
}

.product-link {
    text-decoration: none;
    color: inherit;
    display: block;
    height: 100%;
}

.product-link:hover {
    text-decoration: none;
    color: inherit;
}

.quick-add-btn {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-lg);
    background: var(--gradient-primary);
    color: var(--text-white);
    border: none;
    border-radius: var(--radius-full);
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.quick-add-btn:hover {
    transform: scale(1.05);
}

.product-info {
    padding: var(--space-lg);
}

.product-category {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    font-size: var(--font-size-sm);
    color: var(--text-muted);
    margin-bottom: var(--space-sm);
}

.product-name {
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin-bottom: var(--space-sm);
    color: var(--text-primary);
}

.product-description {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    margin-bottom: var(--space-md);
    line-height: var(--line-height-relaxed);
}

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

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

.add-to-cart-btn {
    width: 40px;
    height: 40px;
    border: none;
    background: var(--gradient-primary);
    color: var(--text-white);
    border-radius: var(--radius-full);
    font-size: var(--font-size-lg);
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.add-to-cart-btn:hover {
    transform: scale(1.1);
}

/* Empty State */
.empty-state {
    text-align: center;
    padding: var(--space-3xl) var(--space-md);
}

.empty-icon {
    font-size: 4rem;
    margin-bottom: var(--space-lg);
    opacity: 0.5;
}

.empty-state h3 {
    margin-bottom: var(--space-md);
    color: var(--text-primary);
}

.empty-state p {
    margin-bottom: var(--space-xl);
    color: var(--text-muted);
}

/* Pagination */
.pagination {
    display: flex;
    justify-content: center;
    gap: var(--space-sm);
    margin-top: var(--space-xl);
}

.pagination-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border: 1px solid var(--gray-300);
    background: var(--bg-primary);
    color: var(--text-primary);
    text-decoration: none;
    border-radius: var(--radius-md);
    font-weight: 500;
    transition: all var(--transition-fast);
}

.pagination-btn:hover {
    background: var(--gray-100);
    color: var(--text-primary);
}

.pagination-btn.active {
    background: var(--gradient-primary);
    color: var(--text-white);
    border-color: var(--primary-color);
}

/* Floating Action Buttons */
.fab-container {
    position: fixed;
    bottom: 100px;
    right: var(--space-md);
    z-index: var(--z-fixed);
}

.fab {
    position: relative;
    width: 56px;
    height: 56px;
    border: none;
    border-radius: var(--radius-full);
    box-shadow: var(--shadow-lg);
    cursor: pointer;
    transition: all var(--transition-normal);
    margin-bottom: var(--space-md);
}

.fab:hover {
    transform: scale(1.1);
}

.cart-fab {
    background: var(--gradient-primary);
    color: var(--text-white);
}

.fab-icon {
    font-size: var(--font-size-xl);
}

.cart-count {
    position: absolute;
    top: -8px;
    right: -8px;
    background: var(--error-color);
    color: var(--text-white);
    font-size: var(--font-size-xs);
    font-weight: 600;
    padding: 4px 8px;
    border-radius: var(--radius-full);
    min-width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* WhatsApp FAB */
.whatsapp-fab {
    position: fixed;
    bottom: 180px;
    right: var(--space-md);
    width: 56px;
    height: 56px;
    background: #25d366;
    color: var(--text-white);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-xl);
    box-shadow: var(--shadow-lg);
    cursor: pointer;
    transition: all var(--transition-normal);
    z-index: var(--z-fixed);
    animation: pulse 2s infinite;
}

.whatsapp-fab:hover {
    transform: scale(1.1);
}

/* Bottom Navigation */
.bottom-nav {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--bg-primary);
    border-top: 1px solid var(--gray-200);
    display: flex;
    justify-content: space-around;
    padding: var(--space-sm) 0;
    z-index: var(--z-fixed);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-xs);
    padding: var(--space-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
    border-radius: var(--radius-md);
    min-width: 60px;
}

.nav-item:hover {
    background: var(--gray-100);
}

.nav-item.active {
    color: var(--primary-color);
}

/* Campaign Special Button */
.nav-item.campaign-special {
    background: linear-gradient(135deg, #ff6b6b, #ffa500);
    color: white;
    border-radius: var(--radius-lg);
    box-shadow: 0 4px 15px rgba(255, 107, 107, 0.3);
    transform: scale(1.05);
    position: relative;
    overflow: hidden;
}

.nav-item.campaign-special:hover {
    background: linear-gradient(135deg, #ff5252, #ff9800);
    transform: scale(1.1);
    box-shadow: 0 6px 20px rgba(255, 107, 107, 0.4);
}

.nav-item.campaign-special::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg, transparent, rgba(255,255,255,0.1), transparent);
    transform: rotate(45deg);
    animation: shine 3s infinite;
}

@keyframes shine {
    0% { transform: translateX(-100%) translateY(-100%) rotate(45deg); }
    50% { transform: translateX(100%) translateY(100%) rotate(45deg); }
    100% { transform: translateX(-100%) translateY(-100%) rotate(45deg); }
}

.nav-icon {
    font-size: var(--font-size-lg);
}

.nav-label {
    font-size: var(--font-size-xs);
    font-weight: 500;
}

/* Cart Modal */
.cart-modal {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--bg-primary);
    border-radius: var(--radius-xl) var(--radius-xl) 0 0;
    box-shadow: var(--shadow-xl);
    max-height: 80vh;
    transform: translateY(100%);
    transition: transform var(--transition-normal);
    z-index: var(--z-modal);
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.cart-modal.active {
    transform: translateY(0);
}

.modal-handle {
    width: 40px;
    height: 4px;
    background: var(--gray-300);
    border-radius: var(--radius-full);
    margin: var(--space-md) auto var(--space-sm);
}

.modal-title {
    text-align: center;
    margin-bottom: var(--space-lg);
    padding: 0 var(--space-md);
    font-size: var(--font-size-xl);
    font-weight: 600;
}

.cart-items {
    flex: 1;
    overflow-y: auto;
    padding: 0 var(--space-md);
    max-height: 40vh;
}

.cart-item {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md) 0;
    border-bottom: 1px solid var(--gray-200);
}

.cart-item:last-child {
    border-bottom: none;
}

.item-image {
    width: 60px;
    height: 60px;
    border-radius: var(--radius-md);
    overflow: hidden;
    flex-shrink: 0;
}

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

.item-placeholder {
    width: 100%;
    height: 100%;
    background: var(--gradient-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-lg);
    color: var(--text-white);
}

.item-details {
    flex: 1;
}

.item-name {
    font-size: var(--font-size-base);
    font-weight: 600;
    margin-bottom: var(--space-xs);
    color: var(--text-primary);
}

.item-price {
    font-size: var(--font-size-sm);
    color: var(--primary-color);
    font-weight: 600;
}

.item-controls {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.quantity-btn {
    width: 32px;
    height: 32px;
    border: 1px solid var(--gray-300);
    background: var(--bg-primary);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.quantity-btn:hover {
    background: var(--gray-100);
}

.quantity {
    font-weight: 600;
    min-width: 30px;
    text-align: center;
}

.remove-btn {
    width: 32px;
    height: 32px;
    border: none;
    background: rgba(255, 107, 107, 0.1);
    color: var(--error-color);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.remove-btn:hover {
    background: rgba(255, 107, 107, 0.2);
}

.empty-cart {
    text-align: center;
    padding: var(--space-3xl) var(--space-md);
}

.empty-cart .empty-icon {
    font-size: 3rem;
    margin-bottom: var(--space-lg);
    opacity: 0.5;
}

.cart-summary {
    padding: var(--space-lg) var(--space-md);
    border-top: 1px solid var(--gray-200);
    background: var(--bg-secondary);
}

.summary-row {
    display: flex;
    justify-content: space-between;
    margin-bottom: var(--space-sm);
}

.summary-row.total {
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--primary-color);
    border-top: 1px solid var(--gray-300);
    padding-top: var(--space-sm);
    margin-top: var(--space-sm);
}

.cart-actions {
    display: flex;
    gap: var(--space-md);
    padding: var(--space-md);
}

.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--bg-overlay);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
    z-index: var(--z-modal-backdrop);
}

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

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: var(--space-md) var(--space-lg);
    border: none;
    border-radius: var(--radius-lg);
    font-size: var(--font-size-base);
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: all var(--transition-fast);
    min-height: 44px; /* Touch-friendly */
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--text-white);
}

.btn-primary:hover:not(:disabled) {
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn-secondary {
    background: var(--gray-200);
    color: var(--text-primary);
}

.btn-secondary:hover:not(:disabled) {
    background: var(--gray-300);
}

.btn-outline {
    background: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

.btn-outline:hover:not(:disabled) {
    background: var(--primary-color);
    color: var(--text-white);
}

.btn-full {
    width: 100%;
}

.btn-sm {
    padding: var(--space-sm) var(--space-md);
    font-size: var(--font-size-sm);
    min-height: 36px;
}

.btn-lg {
    padding: var(--space-lg) var(--space-xl);
    font-size: var(--font-size-lg);
    min-height: 52px;
}

/* Auth Styles */
.auth-container {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-md);
    padding-top: 80px; /* Header için boşluk */
    background: var(--gradient-hero);
    overflow: hidden;
}

.auth-card {
    width: 100%;
    max-width: 400px;
    background: var(--bg-primary);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    padding: var(--space-2xl);
    position: relative;
    z-index: 2;
}

.register-card {
    max-width: 500px;
}

.auth-header {
    text-align: center;
    margin-bottom: var(--space-xl);
}

.auth-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-lg);
}

.logo-icon {
    font-size: var(--font-size-3xl);
}

.logo-text {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--primary-color);
}

.auth-title {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    margin-bottom: var(--space-sm);
    color: var(--text-primary);
}

.auth-subtitle {
    color: var(--text-muted);
    margin-bottom: 0;
}

.auth-form {
    margin-bottom: var(--space-xl);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-md);
}

.form-group {
    margin-bottom: var(--space-lg);
    position: relative;
}

.form-label {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-sm);
    font-weight: 600;
    color: var(--text-primary);
}

.label-icon {
    font-size: var(--font-size-lg);
}

.form-input,
.form-textarea {
    width: 100%;
    padding: var(--space-md);
    border: 2px solid var(--gray-300);
    border-radius: var(--radius-lg);
    font-size: var(--font-size-base);
    transition: all var(--transition-fast);
    background: var(--bg-primary);
}

.form-input:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(255, 107, 107, 0.1);
}

.form-group.focused .form-input,
.form-group.focused .form-textarea {
    border-color: var(--primary-color);
}

.password-input {
    position: relative;
    display: flex;
    align-items: center;
}

.password-toggle {
    position: absolute;
    right: var(--space-md);
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--space-xs);
    border-radius: var(--radius-md);
    transition: background-color var(--transition-fast);
}

.password-toggle:hover {
    background: var(--gray-100);
}

.toggle-icon {
    font-size: var(--font-size-lg);
}

.char-counter {
    position: absolute;
    bottom: -20px;
    right: 0;
    font-size: var(--font-size-xs);
    color: var(--text-muted);
}

.password-strength {
    margin-top: var(--space-sm);
}

.strength-indicator {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-xs);
}

.strength-bar {
    flex: 1;
    height: 4px;
    border-radius: var(--radius-full);
    background: var(--gray-200);
    position: relative;
    overflow: hidden;
}

.strength-bar::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    border-radius: var(--radius-full);
    transition: all var(--transition-normal);
}

.strength-indicator.weak .strength-bar::after {
    width: 33%;
    background: var(--error-color);
}

.strength-indicator.medium .strength-bar::after {
    width: 66%;
    background: var(--warning-color);
}

.strength-indicator.strong .strength-bar::after {
    width: 100%;
    background: var(--success-color);
}

.strength-text {
    font-size: var(--font-size-xs);
    font-weight: 600;
}

.strength-feedback {
    font-size: var(--font-size-xs);
    color: var(--text-muted);
}

.password-match {
    margin-top: var(--space-sm);
    font-size: var(--font-size-xs);
}

.match-success {
    color: var(--success-color);
}

.match-error {
    color: var(--error-color);
}

.form-options {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-xl);
    flex-wrap: wrap;
    gap: var(--space-md);
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    cursor: pointer;
    font-size: var(--font-size-sm);
}

.checkbox-input {
    display: none;
}

.checkbox-custom {
    width: 20px;
    height: 20px;
    border: 2px solid var(--gray-300);
    border-radius: var(--radius-sm);
    position: relative;
    transition: all var(--transition-fast);
}

.checkbox-input:checked + .checkbox-custom {
    background: var(--primary-color);
    border-color: var(--primary-color);
}

.checkbox-input:checked + .checkbox-custom::after {
    content: '✓';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: var(--text-white);
    font-size: var(--font-size-xs);
    font-weight: 700;
}

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

.forgot-link {
    font-size: var(--font-size-sm);
    color: var(--primary-color);
    text-decoration: none;
}

.forgot-link:hover {
    text-decoration: underline;
}

.auth-divider {
    position: relative;
    text-align: center;
    margin: var(--space-xl) 0;
    color: var(--text-muted);
    font-size: var(--font-size-sm);
}

.auth-divider::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    height: 1px;
    background: var(--gray-300);
    z-index: 1;
}

.auth-divider span {
    background: var(--bg-primary);
    padding: 0 var(--space-md);
    position: relative;
    z-index: 2;
}

.auth-footer {
    text-align: center;
    margin-bottom: var(--space-xl);
}

.auth-link-text {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    margin-bottom: 0;
}

.auth-link {
    color: var(--primary-color);
    font-weight: 600;
    text-decoration: none;
}

.auth-link:hover {
    text-decoration: underline;
}

.auth-features {
    display: flex;
    justify-content: center;
    gap: var(--space-lg);
    flex-wrap: wrap;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    font-size: var(--font-size-xs);
    color: var(--text-muted);
}

.auth-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    pointer-events: none;
}

.bg-circle {
    position: absolute;
    border-radius: var(--radius-full);
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    animation: float 8s ease-in-out infinite;
}

.bg-circle.circle-1 {
    width: 100px;
    height: 100px;
    top: 10%;
    left: 10%;
    animation-delay: 0s;
}

.bg-circle.circle-2 {
    width: 150px;
    height: 150px;
    top: 20%;
    right: 10%;
    animation-delay: 2s;
}

.bg-circle.circle-3 {
    width: 80px;
    height: 80px;
    bottom: 30%;
    left: 20%;
    animation-delay: 4s;
}

.bg-circle.circle-4 {
    width: 120px;
    height: 120px;
    bottom: 10%;
    right: 20%;
    animation-delay: 6s;
}

/* Alerts */
.alert {
    display: flex;
    align-items: flex-start;
    gap: var(--space-sm);
    padding: var(--space-md);
    border-radius: var(--radius-lg);
    margin-bottom: var(--space-lg);
    font-size: var(--font-size-sm);
    line-height: var(--line-height-relaxed);
}

.alert-icon {
    flex-shrink: 0;
    font-size: var(--font-size-lg);
}

.alert-success {
    background: rgba(81, 207, 102, 0.1);
    color: var(--success-color);
    border: 1px solid rgba(81, 207, 102, 0.2);
}

.alert-error {
    background: rgba(255, 107, 107, 0.1);
    color: var(--error-color);
    border: 1px solid rgba(255, 107, 107, 0.2);
}

.alert-warning {
    background: rgba(255, 212, 59, 0.1);
    color: var(--warning-color);
    border: 1px solid rgba(255, 212, 59, 0.2);
}

.alert-info {
    background: rgba(51, 154, 240, 0.1);
    color: var(--info-color);
    border: 1px solid rgba(51, 154, 240, 0.2);
}

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

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--space-xl);
    margin-bottom: var(--space-xl);
    padding: 0 var(--space-md);
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
}

.footer-section h4 {
    color: var(--text-white);
    margin-bottom: var(--space-md);
    font-size: var(--font-size-lg);
}

.footer-section p {
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: var(--space-md);
}

.social-links {
    display: flex;
    gap: var(--space-sm);
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-full);
    color: var(--text-white);
    text-decoration: none;
    transition: all var(--transition-fast);
}

.social-link:hover {
    background: var(--primary-color);
    transform: translateY(-2px);
    color: var(--text-white);
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.contact-item {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    color: rgba(255, 255, 255, 0.8);
}

.delivery-areas {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.delivery-areas li {
    color: rgba(255, 255, 255, 0.8);
    padding: var(--space-xs) 0;
}

.working-hours {
    margin-bottom: var(--space-md);
}

.working-hours div {
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: var(--space-xs);
}

.delivery-badge {
    background: var(--gradient-secondary);
    color: var(--text-white);
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-full);
    font-size: var(--font-size-sm);
    font-weight: 600;
    display: inline-block;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding: var(--space-lg) var(--space-md) 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-md);
    max-width: 1200px;
    margin: 0 auto;
}

.copyright p {
    color: rgba(255, 255, 255, 0.6);
    margin: 0;
    font-size: var(--font-size-sm);
}

.footer-links {
    display: flex;
    gap: var(--space-lg);
    flex-wrap: wrap;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    font-size: var(--font-size-sm);
    transition: color var(--transition-fast);
}

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

/* Toast Notifications */
.toast-container {
    position: fixed;
    top: 80px;
    right: var(--space-md);
    z-index: var(--z-tooltip);
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.toast {
    background: var(--bg-primary);
    color: var(--text-primary);
    padding: var(--space-md) var(--space-lg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    border-left: 4px solid var(--info-color);
    max-width: 300px;
    transform: translateX(100%);
    opacity: 0;
    transition: all var(--transition-normal);
}

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

.toast-success {
    border-left-color: var(--success-color);
}

.toast-error {
    border-left-color: var(--error-color);
}

.toast-warning {
    border-left-color: var(--warning-color);
}

.toast-info {
    border-left-color: var(--info-color);
}

/* Loading Overlay */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.9);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: var(--z-tooltip);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
}

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

.loading-spinner {
    width: 40px;
    height: 40px;
    border: 4px solid var(--gray-200);
    border-top: 4px solid var(--primary-color);
    border-radius: var(--radius-full);
    animation: spin 1s linear infinite;
    margin-bottom: var(--space-md);
}

.loading-text {
    color: var(--text-primary);
    font-weight: 600;
}

/* Animations */
@keyframes float {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-20px);
    }
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}

@keyframes spin {
    0% {
        transform: rotate(0deg);
    }
    100% {
        transform: rotate(360deg);
    }
}

@keyframes slideDown {
    0% {
        transform: translateY(-100%);
        opacity: 0;
    }
    100% {
        transform: translateY(0);
        opacity: 1;
    }
}

@keyframes fadeInUp {
    0% {
        opacity: 0;
        transform: translateY(20px);
    }
    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes bounce {
    0%, 20%, 53%, 80%, 100% {
        transform: translate3d(0, 0, 0);
    }
    40%, 43% {
        transform: translate3d(0, -30px, 0);
    }
    70% {
        transform: translate3d(0, -15px, 0);
    }
    90% {
        transform: translate3d(0, -4px, 0);
    }
}

@keyframes shake {
    0%, 100% {
        transform: translateX(0);
    }
    10%, 30%, 50%, 70%, 90% {
        transform: translateX(-10px);
    }
    20%, 40%, 60%, 80% {
        transform: translateX(10px);
    }
}

/* Responsive Design */
@media (max-width: 576px) {
    .container {
        padding: 0 var(--space-sm);
    }
    
    .header-content {
        padding: var(--space-sm);
    }
    
    .location-badge {
        display: none;
    }
    
    .brand {
        font-size: var(--font-size-lg);
    }
    
    .hero {
        padding: var(--space-2xl) var(--space-sm) var(--space-xl);
    }
    
    .hero-title {
        font-size: var(--font-size-3xl);
    }
    
    .hero-features {
        flex-direction: column;
        gap: var(--space-md);
    }
    
    .categories-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: var(--space-sm);
    }
    
    .category-card {
        padding: var(--space-md);
    }
    
    .category-icon {
        font-size: var(--font-size-2xl);
    }
    
    .products-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-sm);
    }
    
    .product-card {
        font-size: 0.85rem;
    }
    
    .product-image {
        aspect-ratio: 1;
        height: auto;
    }
    
    .product-info {
        padding: var(--space-sm);
    }
    
    .product-title {
        font-size: 0.9rem;
        line-height: 1.3;
        margin-bottom: var(--space-xs);
    }
    
    .product-description {
        font-size: 0.75rem;
        line-height: 1.2;
        margin-bottom: var(--space-xs);
    }
    
    .product-price {
        font-size: 1rem;
        font-weight: 600;
    }
    
    .btn-add-cart {
        padding: var(--space-xs) var(--space-sm);
        font-size: 0.8rem;
        min-height: 36px;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .auth-card {
        padding: var(--space-xl);
        margin: var(--space-sm);
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
    
    .toast-container {
        left: var(--space-sm);
        right: var(--space-sm);
    }
    
    .toast {
        max-width: none;
    }
}

@media (min-width: 577px) and (max-width: 768px) {
    .categories-grid {
        grid-template-columns: repeat(4, 1fr);
    }
    
    .products-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 769px) {
    .main-content {
        padding-bottom: 0;
    }
    
    .bottom-nav {
        display: none;
    }
    
    .fab-container {
        bottom: var(--space-md);
    }
    
    .whatsapp-fab {
        bottom: 80px;
    }
    
    .header-content {
        padding: var(--space-lg) var(--space-md);
    }
    
    .categories-grid {
        grid-template-columns: repeat(6, 1fr);
    }
    
    .products-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .cart-modal {
        right: var(--space-md);
        left: auto;
        width: 400px;
        max-height: 600px;
        border-radius: var(--radius-xl);
    }
}

@media (min-width: 1024px) {
    .products-grid {
        grid-template-columns: repeat(4, 1fr);
    }
    
    .hero-features {
        justify-content: space-between;
        max-width: 800px;
        margin: 0 auto;
    }
}

@media (min-width: 1200px) {
    .container {
        padding: 0 var(--space-xl);
    }
    
    .products-grid {
        grid-template-columns: repeat(5, 1fr);
    }
}

/* Print Styles */
@media print {
    .header,
    .bottom-nav,
    .fab-container,
    .whatsapp-fab,
    .cart-modal,
    .modal-overlay,
    .toast-container,
    .loading-overlay {
        display: none !important;
    }
    
    .main-content {
        margin-top: 0;
        padding-bottom: 0;
    }
    
    body {
        background: white;
        color: black;
    }
    
    .product-card {
        break-inside: avoid;
        box-shadow: none;
        border: 1px solid #ddd;
    }
}

/* High Contrast Mode */
@media (prefers-contrast: high) {
    :root {
        --primary-color: #000;
        --text-primary: #000;
        --text-secondary: #333;
        --bg-primary: #fff;
        --gray-200: #000;
        --gray-300: #333;
    }
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
    
    .floating-circle,
    .whatsapp-fab {
        animation: none;
    }
}

/* Dark Mode Support */
@media (prefers-color-scheme: dark) {
    :root {
        --bg-primary: #1a1a1a;
        --bg-secondary: #2d2d2d;
        --bg-dark: #000;
        --text-primary: #fff;
        --text-secondary: #ccc;
        --text-muted: #999;
        --gray-100: #333;
        --gray-200: #444;
        --gray-300: #555;
        --shadow-sm: 0 1px 3px rgba(255, 255, 255, 0.1);
        --shadow-md: 0 4px 6px rgba(255, 255, 255, 0.1);
        --shadow-lg: 0 10px 25px rgba(255, 255, 255, 0.1);
        --shadow-xl: 0 20px 40px rgba(255, 255, 255, 0.1);
    }
    
    .auth-card,
    .product-card,
    .category-card {
        background: var(--bg-secondary);
    }
    
    .form-input,
    .form-textarea {
        background: var(--bg-primary);
        color: var(--text-primary);
        border-color: var(--gray-300);
    }
}

/* Focus Styles for Accessibility */
.btn:focus,
.form-input:focus,
.form-textarea:focus,
.header-btn:focus,
.nav-item:focus,
.category-card:focus,
.product-card:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* Skip Link for Screen Readers */
.skip-link {
    position: absolute;
    top: -40px;
    left: 6px;
    background: var(--primary-color);
    color: var(--text-white);
    padding: 8px;
    text-decoration: none;
    border-radius: var(--radius-md);
    z-index: var(--z-tooltip);
}

.skip-link:focus {
    top: 6px;
}

/* Screen Reader Only */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* Hero Slider */
.hero-slider {
    position: relative;
    width: 100%;
    height: 400px;
    overflow: hidden;
    border-radius: 25px;
    margin: var(--space-lg) 0;
    margin-top: 120px; /* Header yüksekliği + daha fazla boşluk */
    box-shadow: var(--shadow-lg);
}

/* Mobile slider adjustments */
@media (max-width: 576px) {
    .hero-slider {
        height: 280px;
        margin: var(--space-md) 0;
        margin-top: 100px; /* Mobilde header yüksekliği + daha fazla boşluk */
        border-radius: 20px;
    }
    
    .slide {
        padding: var(--space-lg);
    }
    
    .slide-title {
        font-size: 1.8rem;
        line-height: 1.2;
    }
    
    .slide .hero-features {
        gap: 0.5rem;
        margin-bottom: 1rem;
    }
    
    .slide .feature {
        padding: 0.5rem 0.75rem;
        font-size: 0.8rem;
    }
    
    .slide .hero-badge {
        font-size: 0.8rem;
        padding: 0.4rem 0.8rem;
    }
}

/* Hero elements in slider */
.slide .hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    padding: 0.5rem 1rem;
    border-radius: 25px;
    font-size: 0.9rem;
    font-weight: 500;
    color: white;
    margin-bottom: 1rem;
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.slide .hero-features {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
}

.slide .feature {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    padding: 0.75rem 1rem;
    border-radius: 15px;
    font-size: 0.9rem;
    font-weight: 500;
    color: white;
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: all 0.3s ease;
}

.slide .feature:hover {
    background: rgba(255, 255, 255, 0.25);
    transform: translateY(-2px);
}

.slide .feature-icon {
    font-size: 1.2rem;
}

.slide .highlight {
    color: var(--accent-color);
    font-weight: 700;
}

.slider-container {
    position: relative;
    width: 100%;
    height: 100%;
}

.slider-track {
    display: flex;
    width: 300%;
    height: 100%;
    transition: transform 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.slide {
    width: 33.333%;
    height: 100%;
    position: relative;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-white);
    text-align: center;
    padding: var(--space-xl);
    flex-shrink: 0;
}

.slide.slide-1 {
    background: linear-gradient(135deg, #FF6B6B, #4ECDC4);
}

.slide.slide-2 {
    background: linear-gradient(135deg, #A8E6CF, #88D8C0);
}

.slide.slide-3 {
    background: linear-gradient(135deg, #FFD93D, #6BCF7F);
}

.slide-content {
    max-width: 600px;
    z-index: 2;
}

.slide-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: var(--space-md);
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.slide-subtitle {
    font-size: 1.2rem;
    margin-bottom: var(--space-lg);
    opacity: 0.9;
}

.slide-cta {
    display: inline-block;
    background: rgba(255, 255, 255, 0.2);
    color: var(--text-white);
    padding: var(--space-md) var(--space-xl);
    border-radius: var(--radius-full);
    text-decoration: none;
    font-weight: 600;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    transition: all var(--transition-fast);
}

.slide-cta:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2);
}

.slider-nav {
    position: absolute;
    bottom: var(--space-lg);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: var(--space-sm);
    z-index: 3;
}

.nav-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
    cursor: pointer;
    transition: all var(--transition-fast);
    border: none;
}

.nav-dot.active {
    background: var(--text-white);
    transform: scale(1.2);
}

.slider-arrows {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(255, 255, 255, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.3);
    color: var(--text-white);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition-fast);
    backdrop-filter: blur(10px);
    z-index: 3;
}

.slider-arrows:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: translateY(-50%) scale(1.1);
}

.slider-prev {
    left: var(--space-lg);
}

.slider-next {
    right: var(--space-lg);
}

.slide-decoration {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    pointer-events: none;
    overflow: hidden;
}

.decoration-circle {
    position: absolute;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    animation: float 6s ease-in-out infinite;
}

.decoration-circle:nth-child(1) {
    width: 100px;
    height: 100px;
    top: 20%;
    right: 10%;
    animation-delay: 0s;
}

.decoration-circle:nth-child(2) {
    width: 60px;
    height: 60px;
    bottom: 30%;
    left: 15%;
    animation-delay: 2s;
}

.decoration-circle:nth-child(3) {
    width: 80px;
    height: 80px;
    top: 60%;
    right: 20%;
    animation-delay: 4s;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0px) rotate(0deg);
    }
    50% {
        transform: translateY(-20px) rotate(180deg);
    }
}

/* Mobile Responsive */
@media (max-width: 768px) {
    .hero-slider {
        height: 300px;
        margin: var(--space-md) 0;
    }
    
    .slide-title {
        font-size: 2rem;
    }
    
    .slide-subtitle {
        font-size: 1rem;
    }
    
    .slider-arrows {
        width: 40px;
        height: 40px;
    }
    
    .slider-prev {
        left: var(--space-md);
    }
    
    .slider-next {
        right: var(--space-md);
    }
}

/* Profile Page Styles */
.profile-container {
    max-width: 800px;
    margin: 0 auto;
    padding: 20px;
}

.profile-header {
    text-align: center;
    margin-bottom: 30px;
    padding: 30px 20px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 20px;
    color: white;
}

.profile-avatar {
    margin-bottom: 20px;
}

.avatar-circle {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto;
    font-size: 2rem;
    backdrop-filter: blur(10px);
}

.profile-header h1 {
    margin: 0 0 10px 0;
    font-size: 1.8rem;
    font-weight: 600;
}

.profile-header p {
    margin: 0;
    opacity: 0.9;
}

.form-section {
    background: white;
    border-radius: 15px;
    padding: 25px;
    margin-bottom: 20px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.form-section h3 {
    margin: 0 0 20px 0;
    color: var(--primary-color);
    font-size: 1.2rem;
    display: flex;
    align-items: center;
    gap: 10px;
}

.section-description {
    color: #666;
    font-size: 0.9rem;
    margin-bottom: 20px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: #333;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px 15px;
    border: 2px solid #e1e5e9;
    border-radius: 10px;
    font-size: 1rem;
    transition: all 0.3s ease;
    background: #f8f9fa;
    box-sizing: border-box;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    background: white;
    box-shadow: 0 0 0 3px rgba(var(--primary-rgb), 0.1);
}

.disabled-input {
    background: #f0f0f0 !important;
    color: #666 !important;
    cursor: not-allowed;
}

.form-help {
    display: block;
    margin-top: 5px;
    font-size: 0.85rem;
    color: #666;
}

.password-input {
    position: relative;
}

.password-toggle {
    position: absolute;
    right: 15px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: #666;
    cursor: pointer;
    padding: 5px;
    border-radius: 5px;
    transition: color 0.3s ease;
}

.password-toggle:hover {
    color: var(--primary-color);
}

.password-strength {
    margin-top: 8px;
    height: 4px;
    background: #e1e5e9;
    border-radius: 2px;
    overflow: hidden;
    display: none;
}

.password-strength.show {
    display: block;
}

.password-strength::after {
    content: '';
    display: block;
    height: 100%;
    border-radius: 2px;
    transition: all 0.3s ease;
    width: 0;
}

.password-strength.weak::after {
    background: #dc3545;
    width: 33%;
}

.password-strength.medium::after {
    background: #ffc107;
    width: 66%;
}

.password-strength.strong::after {
    background: #28a745;
    width: 100%;
}

.form-actions {
    display: flex;
    gap: 15px;
    justify-content: center;
    margin-top: 30px;
}

.btn-loading {
    display: none;
    width: 20px;
    height: 20px;
    border: 2px solid transparent;
    border-top: 2px solid currentColor;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

.btn.loading .btn-loading {
    display: block;
}

.btn.loading span {
    display: none;
}

.profile-stats {
    background: white;
    border-radius: 15px;
    padding: 25px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.profile-stats h3 {
    margin: 0 0 20px 0;
    color: var(--primary-color);
    font-size: 1.2rem;
    display: flex;
    align-items: center;
    gap: 10px;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
}

.stat-item {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 15px;
    background: #f8f9fa;
    border-radius: 10px;
    transition: transform 0.3s ease;
}

.stat-item:hover {
    transform: translateY(-2px);
}

.stat-icon {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.2rem;
}

.stat-content {
    flex: 1;
}

.stat-label {
    display: block;
    font-size: 0.9rem;
    color: #666;
    margin-bottom: 5px;
}

.stat-value {
    display: block;
    font-size: 1.2rem;
    font-weight: 600;
    color: #333;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Toast Styles */
.toast-container {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 10000;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.toast {
    background: white;
    border-radius: 10px;
    padding: 15px 20px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
    display: flex;
    align-items: center;
    gap: 10px;
    min-width: 300px;
    transform: translateX(100%);
    opacity: 0;
    transition: all 0.3s ease;
    border-left: 4px solid var(--primary-color);
}

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

.toast-success {
    border-left-color: #28a745;
    color: #155724;
}

.toast-error {
    border-left-color: #dc3545;
    color: #721c24;
}

.toast-warning {
    border-left-color: #ffc107;
    color: #856404;
}

.toast-info {
    border-left-color: #17a2b8;
    color: #0c5460;
}

.toast i {
    font-size: 1.2rem;
}

.toast-success i {
    color: #28a745;
}

.toast-error i {
    color: #dc3545;
}

.toast-warning i {
    color: #ffc107;
}

.toast-info i {
    color: #17a2b8;
}

@media (max-width: 768px) {
    .toast-container {
        top: 10px;
        right: 10px;
        left: 10px;
    }
    
    .toast {
        min-width: auto;
        width: 100%;
    }
}

/* Profile Page Mobile Responsive */
@media (max-width: 768px) {
    .profile-container {
        padding: 15px;
    }
    
    .form-row {
        grid-template-columns: 1fr;
        gap: 0;
    }
    
    .form-actions {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
        justify-content: center;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
}