/* Modern CSS Variables */
:root {
    /* Colors */
    --primary-color: #2E5D4B;  /* Koyu yeşil - doğal ürünler için */
    --primary-hover: #1A4534;
    --primary-light: #E8F5E9;
    --secondary-color: #C8553D;  /* Toprak tonları */
    --background-color: #FAFAF9;
    --surface-color: rgba(255, 255, 255, 0.98);
    --text-primary: #1C1917;
    --text-secondary: #44403C;
    --text-muted: #78716C;
    --border-color: #E7E5E4;
    --accent-color: #A3E635;  /* Canlı yeşil vurgu */
    --success-color: #84CC16;
    --error-color: #DC2626;
    --shadow-light: rgba(0, 0, 0, 0.05);
    --shadow-medium: rgba(0, 0, 0, 0.08);
    --shadow-heavy: rgba(0, 0, 0, 0.15);
    
    /* Spacing System (4px grid) */
    --space-xs: 4px;
    --space-sm: 8px;
    --space-md: 16px;
    --space-lg: 24px;
    --space-xl: 32px;
    --space-2xl: 48px;
    --space-3xl: 64px;
    
    /* Typography */
    --font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-size-xs: 12px;
    --font-size-sm: 14px;
    --font-size-base: 16px;
    --font-size-lg: 18px;
    --font-size-xl: 20px;
    --font-size-2xl: 24px;
    --font-size-3xl: 28px;
    --font-size-4xl: 32px;
    --font-size-5xl: 42px;
    
    /* Line Heights */
    --line-height-tight: 1.2;
    --line-height-normal: 1.5;
    --line-height-relaxed: 1.6;
    
    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-full: 50px;
    
    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Z-index */
    --z-dropdown: 1000;
    --z-sticky: 1020;
    --z-fixed: 1030;
    --z-modal-backdrop: 1040;
    --z-modal: 1050;
    --z-popover: 1060;
    --z-tooltip: 1070;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: var(--line-height-normal);
    margin: 0;
    padding: 0;
    background-color: var(--background-color);
    color: var(--text-primary);
    scroll-behavior: smooth;
    /* reserve space for fixed marquee + header (kept reasonable for mobile) */
    padding-top: 80px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Yeni kayan yazı stilleri */
.marquee-wrapper {
    background: linear-gradient(to right, var(--primary-color), var(--secondary-color));
    color: white;
    padding: 6px 0;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1001;
    overflow: hidden;
    height: 32px;
    box-sizing: border-box;
    box-shadow: 0 1px 3px var(--shadow-light);
}

.marquee-textcontainer {
    display: inline-block;
    white-space: nowrap;
    animation: marquee 140s linear infinite;
    font-weight: 500;
    font-size: 15px;
    letter-spacing: 0.3px;
    opacity: 0.95;
}

@keyframes marquee {
    0%   { transform: translateX(0%); }
    100% { transform: translateX(-100%); }
}

header {
    background: var(--surface-color);
    color: var(--text-primary);
    padding: var(--space-md) var(--space-xl);
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: fixed;
    top: 32px; /* marquee height */
    left: 0;
    right: 0;
    width: 100%;
    box-sizing: border-box;
    z-index: var(--z-fixed);
    box-shadow: 0 1px 3px var(--shadow-light);
    min-height: 70px;
    backdrop-filter: blur(10px);
    transition: all var(--transition-normal);
    border-bottom: 1px solid var(--border-color);
}

header.scrolled {
    height: 40px;
    padding: var(--space-sm) var(--space-xl);
    box-shadow: 0 2px 15px var(--shadow-heavy);
}

header.scrolled h1 {
    font-size: var(--font-size-2xl);
}

header.scrolled .site-logo {
    height: 30px;
    max-width: 40px;
}

.header-content {
    display: flex;
    align-items: center;
    gap: 15px;
}

.logo-container {
    display: flex;
    align-items: center;
}

.site-logo {
    height: 60px;
    width: auto;
    max-width: 60px;
    object-fit: contain;
    border-radius: 5px;
}

header h1 {
    margin: 0;
    font-size: var(--font-size-3xl);
    font-weight: 600;
    letter-spacing: -0.025em;
}

/* Hamburger Menu Styles */
.hamburger-menu {
    display: none;
    flex-direction: column;
    justify-content: space-around;
    width: 30px;
    height: 30px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0;
    z-index: var(--z-modal);
    transition: transform var(--transition-fast);
}

.hamburger-menu:hover {
    transform: scale(1.1);
}

.hamburger-line {
    width: 100%;
    height: 3px;
    background-color: white;
    border-radius: 2px;
    transition: all var(--transition-normal);
    transform-origin: center;
}

.hamburger-menu.active .hamburger-line:nth-child(1) {
    transform: rotate(45deg) translate(6px, 6px);
}

.hamburger-menu.active .hamburger-line:nth-child(2) {
    opacity: 0;
}

.hamburger-menu.active .hamburger-line:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
}

nav {
    display: flex;
    align-items: center;
    transition: all var(--transition-normal);
}

nav a {
    color: var(--text-primary);
    text-decoration: none;
    margin: 0 var(--space-sm);
    font-weight: 500;
    font-size: var(--font-size-base);
    position: relative;
    transition: all var(--transition-normal);
    outline: none;
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-full);
}

nav a:hover {
    color: var(--primary-color);
    background-color: var(--primary-light);
    transform: translateY(-1px);
}

nav a::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 50%;
    width: 0;
    height: 2px;
    background-color: white;
    transition: all var(--transition-normal);
    transform: translateX(-50%);
}

nav a:hover::after,
nav a.active::after {
    width: 80%;
}

/* Ana Container */
.container {
    max-width: 100%;
    margin: 0 auto;
    padding: 0;
}

.hero {
    padding: 120px 40px 100px 40px;
    margin: 20px auto;
    max-width: 1200px;
    background-color: var(--primary-light);
    border-radius: var(--radius-lg);
    box-shadow: 0 2px 4px var(--shadow-light);
    text-align: center;
    background-image: 
        linear-gradient(120deg, 
            rgba(46, 93, 75, 0.92), 
            rgba(46, 93, 75, 0.86)
        ),
        url('../images/orman4k.jpg');
    background-size: cover;
    background-position: center;
    position: relative;
    color: white;
    overflow: hidden;
    border: 1px solid var(--border-color);
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(
        circle at top right,
        rgba(163, 230, 53, 0.15),
        transparent 60%
    );
    z-index: 1;
}

/* Hero bölümü için yarı saydam katman */
.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.3);
    z-index: 1;
    border-radius: 10px;
}

.hero h2, .hero p {
    position: relative; /* Metinlerin katmanın üstünde görünmesi için */
    height: 40px;
    z-index: 2;
}

.products, .about-us-section, .contact-section {
    padding: 50px;
    margin: 20px auto;
    max-width: 900px;
    background-color: var(--kutular-arka-plan);
    border-radius: 10px;
    box-shadow: 0 4px 10px var(--kutular-golge);
    text-align: center;
}

.products h2 {
    font-size: 36px;
    color: var(--ikincil-renk);
    margin-bottom: 20px;
}

.product-carousel-container {
    position: relative;
    max-width: 900px;
    margin: 0 auto;
}

.product-grid {
    display: flex;
    flex-wrap: nowrap;
    overflow-x: hidden;
    scroll-behavior: smooth;
    scroll-snap-type: x mandatory;
    gap: 15px;
    justify-content: flex-start;
}

.product-card {
    background: var(--surface-color);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    overflow: hidden;
    flex: 0 0 calc(33.333% - 13.333px);
    box-shadow: 
        0 4px 6px var(--shadow-light),
        0 1px 3px var(--shadow-medium);
    text-align: left;
    scroll-snap-align: start;
    display: flex;
    flex-direction: column;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(8px);
    transform-origin: center;
}

.product-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(217, 48, 43, 0.05), rgba(192, 43, 38, 0.05));
    opacity: 0;
    transition: opacity var(--transition-normal);
    z-index: 1;
}

.product-card:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: 
        0 20px 25px var(--shadow-light),
        0 10px 10px var(--shadow-medium);
    border-color: var(--accent-color);
}

.product-card::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(
        to bottom,
        transparent 60%,
        var(--primary-light) 150%
    );
    opacity: 0;
    transition: opacity 0.4s ease;
}

.product-card:hover::after {
    opacity: 0.1;
}

.product-card img {
    transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    filter: brightness(1.02) contrast(1.02);
}

.product-card:hover img {
    transform: scale(1.08);
}

.no-products-message {
    text-align: center;
    padding: 40px 20px;
    color: #666;
    font-size: 18px;
    grid-column: 1 / -1;
    width: 100%;
}

.product-card img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.product-info {
    padding: var(--space-md);
    text-align: center;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    position: relative;
    z-index: 2;
}

.product-info h3 {
    margin-top: 0;
    font-size: var(--font-size-xl);
    color: var(--primary-color);
    font-weight: 600;
    line-height: var(--line-height-tight);
}

.product-info p {
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
    line-height: var(--line-height-normal);
    margin-bottom: var(--space-sm);
}

.price {
    font-size: var(--font-size-2xl);
    color: var(--primary-color);
    font-weight: 700;
    margin-top: var(--space-xs);
    margin-bottom: var(--space-md);
}

.buy-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    background: var(--primary-color);
    color: white;
    padding: var(--space-md) var(--space-xl);
    text-align: center;
    text-decoration: none;
    border-radius: var(--radius-full);
    margin-top: var(--space-md);
    font-weight: 600;
    font-size: var(--font-size-base);
    cursor: pointer;
    border: none;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 
        0 4px 6px var(--shadow-light),
        0 2px 4px var(--shadow-medium);
    position: relative;
    overflow: hidden;
    min-height: 48px;
    letter-spacing: 0.3px;
    border: 1px solid transparent;
}

.buy-button::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(
        45deg,
        transparent,
        rgba(255, 255, 255, 0.1),
        transparent
    );
    transform: translateX(-100%);
    transition: transform 0.6s ease;
}

.buy-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left var(--transition-slow);
}

.buy-button:hover {
    background: linear-gradient(135deg, #d9302b, #d9302b);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px var(--shadow-medium);
    opacity: 0.7;
}

.buy-button:hover::before {
    left: 100%;
}

.buy-button:active {
    transform: translateY(0);
    box-shadow: 0 4px 15px var(--shadow-light);
}

.scroll-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: linear-gradient(135deg, var(--primary-color), var(--primary-hover));
    border: none;
    font-size: var(--font-size-2xl);
    color: white;
    cursor: pointer;
    z-index: 10;
    padding: var(--space-md);
    border-radius: var(--radius-full);
    transition: all var(--transition-normal);
    box-shadow: 0 4px 15px var(--shadow-light);
    min-width: 50px;
    min-height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    position: absolute;
}

.scroll-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left var(--transition-slow);
}

.scroll-btn:hover {
    background: linear-gradient(135deg, #d9302b, #d9302b);
    color: white;
    opacity: 0.7;
    transform: translateY(-50%) scale(1.1);
    box-shadow: 0 8px 25px var(--shadow-medium);
}

.scroll-btn:hover::before {
    left: 100%;
}

.scroll-btn:active {
    transform: translateY(-50%) scale(0.95);
}

.left-btn { left: -50px; }
.right-btn { right: -50px; }

.dot-navigation {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-top: 20px;
}

.dot {
    width: 12px;
    height: 12px;
    background-color: #fff;
    border-radius: 50%;
    cursor: pointer;
    transition: background-color 0.3s, transform 0.3s, opacity 0.3s;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.dot:hover {
    background-color: #d9302b;
    opacity: 0.7;
    transform: scale(1.1);
}

.dot.active {
    background-color: #d9302b;
    transform: scale(1.2);
    opacity: 1;
}

/* Yeni eklenen "Tüm Ürünleri Göster" butonu için stil */
.all-products-button {
    display: inline-block;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-hover));
    color: white;
    padding: 12px 25px;
    text-align: center;
    text-decoration: none;
    border-radius: var(--radius-lg);
    margin-top: 30px;
    font-weight: 600;
    font-size: 18px;
    cursor: pointer;
    border: none;
    transition: all var(--transition-normal);
    box-shadow: 0 4px 15px var(--shadow-light);
    position: relative;
    overflow: hidden;
}

.all-products-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left var(--transition-slow);
}

.all-products-button:hover {
    background: linear-gradient(135deg, #d9302b, #d9302b);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px var(--shadow-medium);
    opacity: 0.7;
}

.all-products-button:hover::before {
    left: 100%;
}

.all-products-button:active {
    transform: translateY(0);
    box-shadow: 0 4px 15px var(--shadow-light);
}

.about-us-section h2, .contact-section h2 {
    font-size: 36px;
    color: var(--ikincil-renk);
    margin-bottom: 20px;
}

.about-us-section p {
    max-width: 800px;
    margin: 0 auto;
    line-height: 1.6;
    margin-bottom: 20px;
    color: var(--ana-renk);
    text-align: left;
}

.contact-section {
    background: linear-gradient(135deg, var(--primary-light), #F0FDF4);
    background-size: cover;
    background-position: center;
    position: relative;
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    overflow: hidden;
}

.contact-section::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 100%;
    height: 100%;
    background: radial-gradient(
        circle at center,
        var(--accent-color) 0%,
        transparent 70%
    );
    opacity: 0.1;
    z-index: 1;
}

.contact-section h2, .contact-form {
    position: relative;
    z-index: 2;
}

.contact-form {
    max-width: 600px;
    margin: 0 auto;
    text-align: left;
}

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

.form-group label {
    display: block;
    margin-bottom: 5px;
    font-weight: bold;
    color: #666;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    font-size: var(--font-size-base);
    color: var(--text-primary);
    background-color: var(--surface-color);
    transition: all 0.3s ease;
    box-shadow: 0 1px 2px var(--shadow-light);
}

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

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

.form-group textarea {
    resize: vertical;
    min-height: 150px;
}

.submit-btn {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-hover));
    color: white;
    border: none;
    padding: 15px 30px;
    font-size: 18px;
    border-radius: var(--radius-lg);
    cursor: pointer;
    width: 100%;
    font-weight: 600;
    transition: all var(--transition-normal);
    box-shadow: 0 4px 15px var(--shadow-light);
    position: relative;
    overflow: hidden;
}

.submit-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left var(--transition-slow);
}

.submit-btn:hover {
    background: linear-gradient(135deg, #d9302b, #d9302b);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px var(--shadow-medium);
    opacity: 0.7;
}

.submit-btn:hover::before {
    left: 100%;
}

.submit-btn:active {
    transform: translateY(0);
    box-shadow: 0 4px 15px var(--shadow-light);
}

footer {
    background: linear-gradient(to right, var(--primary-color), var(--primary-hover));
    color: white;
    text-align: center;
    padding: var(--space-xl) var(--space-md);
    margin-top: auto;
    position: relative;
    overflow: hidden;
    box-shadow: 0 -1px 3px var(--shadow-light);
}

footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(
        to right,
        transparent,
        var(--accent-color),
        transparent
    );
    opacity: 0.3;
}

/* Bildirim Konteyneri */
#notification-container {
    position: fixed;
    top: 90px;
    right: 20px;
    z-index: 1002;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

/* Bildirim Kutusu Stili */
.notification {
    background-color: #4CAF50;
    color: white;
    padding: 15px;
    border-radius: 5px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
    opacity: 0;
    transition: opacity 0.5s ease-in-out, transform 0.5s ease-in-out;
    transform: translateX(100%);
}

/* Hata bildirimleri için kırmızı stil */
.notification.error {
    background-color: #f44336;
}

/* Başarı bildirimleri için yeşil stil */
.notification.success {
    background-color: #4CAF50;
}

/* Bilgi bildirimleri için mavi stil */
.notification.info {
    background-color: #2196F3;
}

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

/* Sepet Mobil Stilleri */
.cart-item {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: var(--space-md);
    background: var(--surface-color);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--space-md);
    margin-bottom: var(--space-md);
    position: relative;
}

.cart-item-image {
    width: 80px;
    height: 80px;
    object-fit: cover;
    border-radius: var(--radius-md);
    flex-shrink: 0;
}

.cart-item-details {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.cart-item-title {
    font-weight: 600;
    color: var(--text-primary);
    font-size: var(--font-size-base);
    margin: 0;
}

.cart-item-price {
    color: var(--primary-color);
    font-weight: 700;
    font-size: var(--font-size-lg);
}

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

.cart-quantity-btn {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--border-color);
    background: white;
    border-radius: var(--radius-md);
    font-size: var(--font-size-base);
    color: var(--text-primary);
    cursor: pointer;
    transition: all var(--transition-normal);
}

.cart-quantity-btn:hover {
    background: var(--primary-light);
    border-color: var(--primary-color);
    color: var(--primary-color);
}

.cart-quantity-input {
    width: 40px;
    text-align: center;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: var(--space-xs);
    font-size: var(--font-size-base);
}

.cart-remove-btn {
    padding: var(--space-xs) var(--space-sm);
    background: var(--error-color);
    color: white;
    border: none;
    border-radius: var(--radius-md);
    font-size: var(--font-size-sm);
    cursor: pointer;
    transition: all var(--transition-normal);
}

.cart-remove-btn:hover {
    opacity: 0.9;
    transform: translateY(-1px);
}

/* Mobile Responsive Design */
@media (max-width: 768px) {
    body {
        padding-top: 80px;
    }
    /* Marquee adjustments for smaller screens */
    .marquee-wrapper {
        height: 28px;
    }
    
    /* Sepet Mobil Düzenlemeler */
    .cart-item {
        flex-direction: row;
        padding: var(--space-sm);
        gap: var(--space-sm);
        margin: var(--space-sm);
        box-shadow: 0 2px 4px var(--shadow-light);
    }
    
    .cart-item-image {
        width: 70px;
        height: 70px;
    }
    
    .cart-item-details {
        gap: var(--space-xs);
    }
    
    .cart-item-title {
        font-size: var(--font-size-sm);
        line-height: 1.3;
    }
    
    .cart-item-controls {
        position: absolute;
        top: 50%;
        right: var(--space-sm);
        transform: translateY(-50%);
        flex-direction: column;
        gap: var(--space-xs);
    }
    
    .cart-quantity-btn {
        width: 28px;
        height: 28px;
        font-size: var(--font-size-sm);
    }
    
    .cart-quantity-input {
        width: 32px;
        padding: 4px;
        font-size: var(--font-size-sm);
    }
    
    .cart-remove-btn {
        padding: 4px 8px;
        font-size: var(--font-size-xs);
    }

    .marquee-textcontainer {
        font-size: 14px;
    }
    
    /* Header Mobile Styles */
    header {
        flex-direction: row;
        justify-content: space-between;
        align-items: center;
        padding: var(--space-sm) var(--space-md);
        width: 100%;
        height: 50px;
    }
    
    .header-content {
        flex-direction: row;
        gap: var(--space-sm);
        align-items: center;
        flex: 1;
    }
    
    .site-logo {
        height: 35px;
        max-width: 50px;
    }
    
    header h1 {
        font-size: var(--font-size-xl);
        margin: 0;
        flex: 1;
        text-align: left;
    }
    
    /* Hamburger Menu Mobile */
    .hamburger-menu {
        display: flex;
    }
    
    /* Navigation Mobile */
    nav {
        position: fixed;
        top: 80px;
        left: 0;
        width: 100%;
        background: linear-gradient(135deg, var(--primary-color), var(--primary-hover));
        flex-direction: column;
        padding: var(--space-lg) 0;
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all var(--transition-normal);
        box-shadow: 0 4px 20px var(--shadow-medium);
        z-index: var(--z-dropdown);
    }
    
    nav.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    nav a {
        margin: var(--space-sm) 0;
        padding: var(--space-md) var(--space-lg);
        width: 100%;
        text-align: center;
        font-size: var(--font-size-lg);
        border-radius: 0;
        background-color: transparent;
    }
    
    nav a:hover {
        background-color: rgba(255, 255, 255, 0.1);
        transform: none;
    }
    
    nav a::after {
        display: none;
    }
    
    /* Product Grid Mobile */
    .product-carousel-container {
        max-width: 100%;
        padding: 0 var(--space-md);
    }
    
    .product-grid {
        flex-wrap: wrap;
        overflow-x: visible;
        justify-content: center;
        gap: var(--space-md);
    }
    
    .product-card {
        flex: 0 0 100%;
        margin-bottom: var(--space-lg);
        min-height: 44px; /* Touch target */
    }
    
    .scroll-btn, .dot-navigation {
        display: none !important;
    }
    
    /* Section Mobile Styles */
    .hero, .products, .about-us-section, .contact-section {
        padding: var(--space-lg);
        margin: var(--space-sm) auto;
    }
    
    .hero h2 {
        font-size: var(--font-size-4xl);
        line-height: var(--line-height-tight);
    }
    
    .products h2, .about-us-section h2, .contact-section h2 {
        font-size: var(--font-size-3xl);
        line-height: var(--line-height-tight);
    }
    
    .about-us-section p {
        font-size: var(--font-size-base);
        text-align: left;
        line-height: var(--line-height-relaxed);
    }
    
    /* Button Mobile Styles */
    .buy-button {
        padding: var(--space-md);
        font-size: var(--font-size-base);
        min-height: 44px;
        display: flex;
        align-items: center;
        justify-content: center;
    }
    
    .all-products-button {
        display: block;
        width: 90%;
        margin: var(--space-xl) auto var(--space-sm) auto;
        padding: var(--space-md) var(--space-lg);
        font-size: var(--font-size-base);
        min-height: 44px;
    }
    
    /* Footer Mobile */
    footer {
        padding: var(--space-lg);
        font-size: var(--font-size-sm);
        text-align: center;
    }
    
    /* Notification Mobile */
    #notification-container {
        top: var(--space-md);
        right: var(--space-md);
        left: var(--space-md);
    }
}

/* Stepper Form Styles */
.stepper-container {
    max-width: 800px;
    margin: 0 auto;
}

.stepper {
    display: flex;
    justify-content: center;
    align-items: center;
    margin-bottom: 40px;
    position: relative;
    z-index: 2;
}

.stepper-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    position: relative;
    flex: 1;
    max-width: 150px;
}

.stepper-step-number {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-hover));
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    font-size: 16px;
    margin-bottom: 8px;
    transition: all var(--transition-normal);
    box-shadow: 0 4px 15px var(--shadow-light);
    position: relative;
    overflow: hidden;
    opacity: 0.3; /* Bekleyen adımlar şeffaf */
}

.stepper-step-number::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left var(--transition-slow);
}

.stepper-step-number:hover::before {
    left: 100%;
}

/* Aktif adım - tam kırmızı */
.stepper-step.active .stepper-step-number {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-hover));
    color: white;
    transform: scale(1.1);
    opacity: 1; /* Tam opak */
}

/* Tamamlanan adım - yeşil ve tik işareti */
.stepper-step.completed .stepper-step-number {
    background: linear-gradient(135deg, #4caf50, #45a049);
    color: white;
    opacity: 1;
}

.stepper-step.completed .stepper-step-number::after {
    content: '✓';
    font-size: 18px;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 2;
}

/* Tamamlanan adımda numarayı gizle */
.stepper-step.completed .stepper-step-number {
    font-size: 0; /* Numarayı gizle */
}

.stepper-step-title {
    font-size: 12px;
    text-align: center;
    color: #666;
    font-weight: 500;
    line-height: 1.2;
}

.stepper-step.active .stepper-step-title {
    color: var(--ikincil-renk);
    font-weight: bold;
}

.stepper-line {
    height: 2px;
    background-color: #e0e0e0;
    flex: 1;
    margin: 0 10px;
    margin-top: -20px;
    transition: background-color 0.3s ease;
}

.stepper-line.completed {
    background-color: #4caf50;
}

.stepper-form {
    position: relative;
    z-index: 2;
}

.stepper-content {
    display: none;
    animation: fadeIn 0.3s ease-in-out;
}

.stepper-content.active {
    display: block;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.stepper-content h3 {
    color: var(--ikincil-renk);
    margin-bottom: 30px;
    font-size: 24px;
    text-align: center;
}

.stepper-buttons {
    display: flex;
    justify-content: space-between;
    margin-top: 30px;
    gap: 15px;
}

.stepper-prev-btn,
.stepper-next-btn,
.stepper-submit-btn {
    padding: 12px 24px;
    border: none;
    border-radius: var(--radius-lg);
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-normal);
    min-width: 120px;
    box-shadow: 0 4px 15px var(--shadow-light);
    position: relative;
    overflow: hidden;
}

.stepper-prev-btn {
    background: linear-gradient(135deg, #6c757d, #5a6268);
    color: white;
}

.stepper-prev-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left var(--transition-slow);
}

.stepper-prev-btn:hover {
    background: linear-gradient(135deg, #5a6268, #495057);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px var(--shadow-medium);
    opacity: 0.7;
}

.stepper-prev-btn:hover::before {
    left: 100%;
}

.stepper-next-btn,
.stepper-submit-btn {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-hover));
    color: white;
}

.stepper-next-btn::before,
.stepper-submit-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left var(--transition-slow);
}

.stepper-next-btn:hover,
.stepper-submit-btn:hover {
    background: linear-gradient(135deg, #d9302b, #d9302b);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px var(--shadow-medium);
    opacity: 0.7;
}

.stepper-next-btn:hover::before,
.stepper-submit-btn:hover::before {
    left: 100%;
}

.stepper-submit-btn {
    background: linear-gradient(135deg, #4caf50, #45a049);
}

.stepper-submit-btn:hover {
    background: linear-gradient(135deg, #45a049, #3d8b40);
}

.review-content {
    background-color: rgba(255, 255, 255, 0.9);
    padding: 20px;
    border-radius: 10px;
    margin-bottom: 20px;
    text-align: left;
}

.review-item {
    margin-bottom: 15px;
    padding: 10px;
    background-color: #f8f9fa;
    border-radius: 5px;
    border-left: 4px solid var(--ikincil-renk);
}

.review-item strong {
    color: var(--ikincil-renk);
    display: inline-block;
    min-width: 120px;
}

/* Enhanced Mobile Responsive Design */
@media (max-width: 768px) {
    body {
        padding-top: 70px;
    }
    
    .marquee-wrapper {
        height: 28px;
        font-size: 14px;
    }
    
    header {
        top: 28px;
        min-height: 60px;
        padding: var(--space-sm);
        background: rgba(255, 255, 255, 0.95);
        backdrop-filter: blur(12px);
    }
    
    .site-logo {
        height: 40px;
        width: auto;
    }
    
    header h1 {
        font-size: var(--font-size-lg);
    }
    
    .hero {
        padding: 80px 20px;
        margin: 10px;
        border-radius: var(--radius-md);
    }
    
    .product-card {
        flex: 0 0 100%;
        margin-bottom: var(--space-lg);
    }
    
    .product-grid {
        gap: var(--space-md);
        padding: 0 var(--space-sm);
    }
    
    .contact-section,
    .about-us-section {
        padding: var(--space-xl) var(--space-md);
        margin: 10px;
        border-radius: var(--radius-md);
    }
    
    .form-group input,
    .form-group textarea {
        font-size: var(--font-size-base);
        padding: 14px;
    }
    
    .buy-button,
    .submit-btn {
        width: 100%;
        padding: var(--space-md);
    }
}

/* Mobile Responsive for Stepper */
@media (max-width: 768px) {
    .stepper {
        flex-direction: column;
        gap: 20px;
    }
    
    .stepper-line {
        width: 2px;
        height: 30px;
        margin: 0;
        margin-top: 0;
    }
    
    .stepper-step {
        max-width: none;
        width: 100%;
    }
    
    .stepper-step-title {
        font-size: 14px;
    }
    
    .stepper-buttons {
        flex-direction: column;
    }
    
    .stepper-prev-btn,
    .stepper-next-btn,
    .stepper-submit-btn {
        width: 100%;
    }
}

/* Ürün Modal Stilleri */
.product-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 10000;
    display: flex;
    justify-content: center;
    align-items: center;
}

.modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
}

.modal-content {
    position: relative;
    background: white;
    border-radius: 10px;
    max-width: 800px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    display: flex;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.modal-close {
    position: absolute;
    top: 15px;
    right: 20px;
    background: none;
    border: none;
    font-size: 30px;
    color: #999;
    cursor: pointer;
    z-index: 1;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: all 0.3s ease;
}

.modal-close:hover {
    background-color: #f5f5f5;
    color: #333;
}

.modal-left {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    background: #f8f8f8;
}

.modal-left img {
    max-width: 100%;
    max-height: 400px;
    object-fit: contain;
    border-radius: 8px;
}

.modal-right {
    flex: 1;
    padding: 30px;
    display: flex;
    flex-direction: column;
}

.modal-right h2 {
    color: #333;
    margin: 0 0 10px 0;
    font-size: 24px;
}

.modal-product-code {
    color: #666;
    font-size: 14px;
    margin: 0 0 20px 0;
}

.modal-price {
    margin-bottom: 30px;
}

.old-price {
    text-decoration: line-through;
    color: #999;
    font-size: 16px;
    margin-right: 10px;
}

.current-price {
    color: var(--ikincil-renk);
    font-size: 28px;
    font-weight: bold;
}

.modal-unit-selection h3 {
    color: #333;
    margin: 0 0 15px 0;
    font-size: 18px;
}

.unit-options {
    display: flex;
    gap: 10px;
    margin-bottom: 30px;
    flex-wrap: wrap;
}

.unit-btn {
    background: #f5f5f5;
    border: 2px solid #ddd;
    padding: 12px 20px;
    border-radius: 8px;
    cursor: pointer;
    font-weight: bold;
    color: #666;
    transition: all 0.3s ease;
    min-width: 70px;
}

.unit-btn:hover {
    border-color: #bbb;
    background: #e9e9e9;
}

.unit-btn.active {
    background: var(--ikincil-renk);
    border-color: var(--ikincil-renk);
    color: white;
}

.modal-add-to-cart {
    background: var(--ikincil-renk);
    color: white;
    border: none;
    padding: 15px 30px;
    border-radius: 8px;
    font-size: 18px;
    font-weight: bold;
    cursor: pointer;
    margin-top: auto;
    transition: background-color 0.3s ease;
}

.modal-add-to-cart:hover {
    background: #c02b26;
}

/* Modal Responsive */
@media (max-width: 768px) {
    .modal-content {
        flex-direction: column;
        max-width: 95%;
        max-height: 95vh;
    }
    
    .modal-left {
        min-height: 200px;
    }
    
    .modal-right {
        padding: 20px;
    }
    
    .unit-options {
        justify-content: space-between;
    }
    
    .unit-btn {
        flex: 1;
        min-width: auto;
        padding: 10px 5px;
        font-size: 14px;
    }
}

/* Modal Stilleri - More Products Modal */
.product-modal {
    display: none;
    position: fixed;
    z-index: 10000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(8px);
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.product-modal .modal-content {
    background-color: white;
    margin: 5% auto;
    padding: 0;
    border-radius: 20px;
    width: 90%;
    max-width: 900px;
    max-height: 85vh;
    overflow-y: auto;
    position: relative;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    animation: slideUp 0.4s ease;
    top: 0;
}

@keyframes slideUp {
    from { 
        transform: translateY(50px);
        opacity: 0;
    }
    to { 
        transform: translateY(0);
        opacity: 1;
    }
}

.close-modal {
    position: absolute;
    top: 20px;
    right: 25px;
    color: white;
    font-size: 24px;
    font-weight: bold;
    cursor: pointer;
    z-index: 10001;
    background: rgba(0, 0, 0, 0.7);
    width: 45px;
    height: 45px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.close-modal:hover {
    background: rgba(0, 0, 0, 0.9);
    transform: scale(1.1);
}

.modal-body {
    display: flex;
    padding: 30px;
    gap: 40px;
}

.product-image-container {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
}

.product-image-container img {
    max-width: 100%;
    max-height: 450px;
    object-fit: cover;
    border-radius: 15px;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
}

.product-details {
    flex: 1;
    padding: 20px 0;
}

.product-details h2 {
    color: var(--ikincil-renk);
    margin-bottom: 25px;
    font-size: 28px;
    line-height: 1.3;
    font-weight: 700;
}

.product-benefits {
    margin-bottom: 25px;
}

.benefit-item {
    background: linear-gradient(135deg, #f8f9fa, #e9ecef);
    padding: 12px 16px;
    margin: 8px 0;
    border-radius: 8px;
    border-left: 4px solid var(--ikincil-renk);
    font-size: 15px;
    transition: all 0.3s ease;
}

.benefit-item:hover {
    transform: translateX(5px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.price-section {
    margin-bottom: 30px;
    display: flex;
    align-items: center;
    gap: 20px;
    flex-wrap: wrap;
}

.original-price {
    text-decoration: line-through;
    color: #999;
    font-size: 20px;
}

.current-price {
    color: var(--ikincil-renk);
    font-size: 32px;
    font-weight: 700;
}

.discount {
    background: linear-gradient(135deg, #ff4444, #cc0000);
    color: white;
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 600;
}

.unit-selection {
    margin-bottom: 30px;
}

.unit-selection h3 {
    margin-bottom: 20px;
    color: #333;
    font-size: 20px;
    font-weight: 600;
}

.unit-buttons {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
}

.unit-btn {
    padding: 15px 20px;
    border: 2px solid #e9ecef;
    background: white;
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 15px;
    font-weight: 600;
    text-align: center;
}

.unit-btn:hover {
    border-color: var(--ikincil-renk);
    background: #f8f9fa;
    transform: translateY(-2px);
}

.unit-btn.active {
    border-color: var(--ikincil-renk);
    background: var(--ikincil-renk);
    color: white;
    box-shadow: 0 6px 20px rgba(217, 48, 43, 0.3);
}

.add-to-cart-btn {
    width: 100%;
    padding: 18px;
    background: linear-gradient(135deg, var(--ikincil-renk), #e60000);
    color: white;
    border: none;
    border-radius: 12px;
    font-size: 18px;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-bottom: 20px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.add-to-cart-btn:hover {
    background: linear-gradient(135deg, #e60000, var(--ikincil-renk));
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(217, 48, 43, 0.4);
}

.product-note {
    text-align: center;
    color: #666;
    font-style: italic;
    font-size: 14px;
}

/* Bildirim Stilleri */
#notification-container {
    position: fixed;
    top: 100px;
    right: 30px;
    z-index: 10002;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.notification {
    background: linear-gradient(135deg, #4CAF50, #45a049);
    color: white;
    padding: 18px 24px;
    border-radius: 12px;
    box-shadow: 0 8px 25px rgba(76, 175, 80, 0.3);
    opacity: 0;
    transition: all 0.5s ease;
    transform: translateX(100%);
    font-weight: 500;
    min-width: 250px;
}

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

/* Modal Responsive */
@media (max-width: 768px) {
    .modal-body {
        flex-direction: column;
        gap: 25px;
        padding: 20px;
    }

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

    #notification-container {
        top: 20px;
        right: 20px;
        left: 20px;
    }

    .notification {
        min-width: auto;
    }
}