/* ============================================
   MODERN KURUMSAL ÜRÜN KATALOĞU - CSS
   Mobile-First, Responsive, SEO Uyumlu
   ============================================ */

/* === RESET & BASE === */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Kurumsal Renkler */
    --primary-color: #1e3a8a;
    --primary-dark: #1e40af;
    --primary-light: #3b82f6;
    --secondary-color: #f59e0b;
    --text-dark: #1f2937;
    --text-gray: #6b7280;
    --text-light: #9ca3af;
    --bg-white: #ffffff;
    --bg-light: #f9fafb;
    --bg-gray: #f3f4f6;
    --border-color: #e5e7eb;
    --success-color: #10b981;
    --error-color: #ef4444;
    
    /* Tipografi */
    --font-primary: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    --font-heading: 'Inter', var(--font-primary);
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 300ms ease;
    --transition-slow: 500ms ease;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    color: var(--text-dark);
    background-color: var(--bg-white);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* === TYPOGRAPHY === */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
    color: var(--text-dark);
    margin-bottom: var(--spacing-md);
}

h1 { font-size: 2rem; }
h2 { font-size: 1.75rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }
h5 { font-size: 1.125rem; }
h6 { font-size: 1rem; }

p {
    margin-bottom: var(--spacing-sm);
    color: var(--text-gray);
}

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

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

/* === LAYOUT === */
.container {
    width: 100%;
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.container-fluid {
    width: 100%;
    padding: 0 var(--spacing-md);
}

.section {
    padding: var(--spacing-xl) 0;
}

.section-sm {
    padding: var(--spacing-lg) 0;
}

.section-lg {
    padding: var(--spacing-2xl) 0;
}

/* === HEADER === */
.header {
    background: var(--bg-white);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 1000;
    transition: box-shadow var(--transition-base);
}

.header.scrolled {
    box-shadow: var(--shadow-md);
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-md) 0;
}

.logo {
    height: 70px !important;
    min-height: 70px !important;
    display: flex !important;
    align-items: center !important;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    gap: var(--spacing-xs);
}

.logo img {
    height: 70px !important;
    max-height: 70px !important;
    max-width: 220px !important;
    width: auto !important;
    object-fit: contain !important;
}

.logo span {
    font-size: 2.5rem !important;
    line-height: 1 !important;
}

/* Navigation */
.nav {
    display: none;
}

.nav.active {
    display: block;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--bg-white);
    box-shadow: var(--shadow-lg);
    padding: var(--spacing-md);
}

.nav-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.nav-item {
    position: relative;
}

.nav-link {
    display: block;
    padding: var(--spacing-sm);
    color: var(--text-dark);
    font-weight: 500;
    transition: color var(--transition-fast);
    border-radius: 4px;
}

.nav-link:hover,
.nav-link.active {
    color: var(--primary-color);
    background: var(--bg-light);
}

/* Mobile Menu Toggle */
.menu-toggle {
    display: flex;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-xs);
}

.menu-toggle span {
    width: 24px;
    height: 2px;
    background: var(--text-dark);
    transition: all var(--transition-base);
    border-radius: 2px;
}

.menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
}

/* === HERO === */
.hero {
    position: relative;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: white;
    padding: var(--spacing-xl) 0;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
}

.hero h1 {
    color: white;
    font-size: 2.5rem;
    margin-bottom: var(--spacing-md);
}

.hero p {
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.125rem;
    margin-bottom: var(--spacing-lg);
}

/* Anasayfa hero - daha kurumsal layout */
.hero-home {
    overflow: hidden;
}

.hero-home::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(
            135deg,
            rgba(15, 23, 42, 0.92) 0%,
            rgba(15, 23, 42, 0.75) 40%,
            rgba(15, 23, 42, 0.95) 100%
        ),
        url('https://images.unsplash.com/photo-1631049307264-da0ec9d70304?w=1920&q=80') center/cover no-repeat;
    z-index: 0;
}

.hero-home .container {
    position: relative;
    z-index: 1;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.4fr 1fr;
    gap: var(--spacing-xl);
    align-items: center;
}

.hero-left {
    max-width: 640px;
}

.hero-right {
    background: rgba(15, 23, 42, 0.94);
    border-radius: 16px;
    padding: var(--spacing-lg);
    box-shadow: 0 24px 60px rgba(15, 23, 42, 0.55);
    border: 1px solid rgba(148, 163, 184, 0.4);
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.35rem 0.9rem;
    border-radius: 999px;
    background: rgba(15, 23, 42, 0.95);
    border: 1px solid rgba(148, 163, 184, 0.6);
    font-size: 0.8rem;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: #e5e7eb;
    margin-bottom: 1.25rem;
}

.hero-badge span {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 22px;
    height: 22px;
    border-radius: 999px;
    background: rgba(59, 130, 246, 0.2);
    color: #bfdbfe;
}

.hero-title {
    font-size: clamp(2.4rem, 3.2vw + 1.2rem, 3.4rem);
    line-height: 1.1;
    margin-bottom: 1rem;
}

.hero-subtitle {
    font-size: 1.1rem;
    color: rgba(226, 232, 240, 0.92);
    max-width: 34rem;
    margin-bottom: 1.75rem;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-bottom: 1.75rem;
}

.hero-actions .btn {
    box-shadow: 0 14px 40px rgba(15, 23, 42, 0.45);
}

.hero-actions .btn-secondary {
    background: rgba(15, 23, 42, 0.7);
    border: 1px solid rgba(148, 163, 184, 0.6);
}

.hero-actions .btn-secondary:hover {
    background: rgba(15, 23, 42, 0.9);
}

.hero-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 1.25rem;
    font-size: 0.9rem;
    color: rgba(226, 232, 240, 0.9);
}

.hero-meta-item {
    display: flex;
    flex-direction: column;
}

.hero-meta-label {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: rgba(148, 163, 184, 0.9);
}

.hero-meta-value {
    font-weight: 600;
}

.hero-right h3 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
    color: #ffffff;
}

.hero-right p {
    font-size: 0.95rem;
    color: rgba(226, 232, 240, 0.9);
    margin-bottom: 1.25rem;
}

.hero-right ul {
    list-style: none;
    padding: 0;
    margin: 0 0 1.5rem 0;
}

.hero-right li {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
    color: rgba(226, 232, 240, 0.95);
    margin-bottom: 0.5rem;
}

.hero-right li span {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    border-radius: 999px;
    background: rgba(37, 99, 235, 0.22);
}

.hero-right .btn {
    width: 100%;
}

@media (max-width: 767px) {
    .hero-grid {
        grid-template-columns: 1fr;
    }
    .hero-right {
        margin-top: 1.75rem;
    }
}

/* === BUTTONS === */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    font-size: 1rem;
    font-weight: 600;
    text-align: center;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    transition: all var(--transition-base);
    text-decoration: none;
    line-height: 1.5;
}

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

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

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

.btn-secondary:hover {
    background: #d97706;
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

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

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

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
}

.btn-lg {
    padding: 1rem 2rem;
    font-size: 1.125rem;
}

/* === CARDS === */
.card {
    background: var(--bg-white);
    border-radius: 8px;
    box-shadow: var(--shadow-sm);
    overflow: hidden;
    transition: all var(--transition-base);
    border: 1px solid var(--border-color);
}

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

/* Index sayfası özel stiller */
.index-card-hover {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.index-card-hover:hover {
    transform: translateY(-8px);
    box-shadow: 0 8px 30px rgba(0,0,0,0.15);
}

.card-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
    background: var(--bg-gray);
}

.card-body {
    padding: var(--spacing-md);
}

.card-title {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-xs);
    color: var(--text-dark);
}

.card-text {
    color: var(--text-gray);
    font-size: 0.875rem;
    margin-bottom: var(--spacing-sm);
}

.card-footer {
    padding: var(--spacing-md);
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

/* Grid */
.grid {
    display: grid;
    gap: var(--spacing-md);
}

.grid-1 { grid-template-columns: 1fr; }
.grid-2 { grid-template-columns: 1fr; }
.grid-3 { grid-template-columns: 1fr; }
.grid-4 { grid-template-columns: 1fr; }

/* === BADGES & TAGS === */
.badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.badge-primary {
    background: var(--primary-color);
    color: white;
}

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

.badge-warning {
    background: var(--secondary-color);
    color: white;
}

.badge-gray {
    background: var(--bg-gray);
    color: var(--text-dark);
}

/* === FORMS === */
.form-group {
    margin-bottom: var(--spacing-md);
}

.form-label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: 500;
    color: var(--text-dark);
}

.form-label .required {
    color: var(--error-color);
}

.form-control {
    width: 100%;
    padding: 0.75rem;
    font-size: 1rem;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    transition: all var(--transition-fast);
    font-family: var(--font-primary);
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(30, 58, 138, 0.1);
}

.form-control textarea {
    resize: vertical;
    min-height: 120px;
}

.checkbox-group {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-xs);
}

.checkbox-group input[type="checkbox"] {
    margin-top: 4px;
    cursor: pointer;
}

.checkbox-group label {
    font-size: 0.875rem;
    color: var(--text-gray);
    cursor: pointer;
}

/* === BREADCRUMB === */
.breadcrumb {
    padding: var(--spacing-md) 0;
    font-size: 0.875rem;
}

.breadcrumb-list {
    display: flex;
    flex-wrap: wrap;
    list-style: none;
    gap: var(--spacing-xs);
    align-items: center;
}

.breadcrumb-item {
    color: var(--text-gray);
}

.breadcrumb-item:not(:last-child)::after {
    content: '/';
    margin-left: var(--spacing-xs);
    color: var(--text-light);
}

.breadcrumb-link {
    color: var(--text-gray);
}

.breadcrumb-link:hover {
    color: var(--primary-color);
}

.breadcrumb-item.active {
    color: var(--text-dark);
    font-weight: 500;
}

/* === FILTERS & SEARCH === */
.filters {
    background: var(--bg-light);
    padding: var(--spacing-md);
    border-radius: 8px;
    margin-bottom: var(--spacing-lg);
}

.filter-group {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    align-items: center;
}

.search-box {
    flex: 1;
    min-width: 200px;
}

.search-box input {
    width: 100%;
}

.filter-toggle {
    display: flex;
    gap: var(--spacing-xs);
    align-items: center;
}

.toggle-switch {
    position: relative;
    width: 50px;
    height: 26px;
    background: var(--border-color);
    border-radius: 13px;
    cursor: pointer;
    transition: background var(--transition-base);
}

.toggle-switch.active {
    background: var(--primary-color);
}

.toggle-switch::after {
    content: '';
    position: absolute;
    width: 20px;
    height: 20px;
    background: white;
    border-radius: 50%;
    top: 3px;
    left: 3px;
    transition: transform var(--transition-base);
}

.toggle-switch.active::after {
    transform: translateX(24px);
}

/* === PAGINATION === */
.pagination {
    display: flex;
    justify-content: center;
    gap: var(--spacing-xs);
    margin-top: var(--spacing-xl);
    flex-wrap: wrap;
}

.pagination-link {
    padding: 0.5rem 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    color: var(--text-dark);
    transition: all var(--transition-fast);
}

.pagination-link:hover {
    background: var(--bg-light);
    border-color: var(--primary-color);
}

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

.pagination-link.disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* === PRODUCT GALLERY === */
.product-gallery {
    margin-bottom: var(--spacing-lg);
}

.gallery-main {
    width: 100%;
    height: 400px;
    object-fit: cover;
    border-radius: 8px;
    margin-bottom: var(--spacing-md);
    cursor: pointer;
    background: var(--bg-gray);
}

.gallery-thumbs {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(80px, 1fr));
    gap: var(--spacing-xs);
}

.gallery-thumb {
    width: 100%;
    height: 80px;
    object-fit: cover;
    border-radius: 4px;
    cursor: pointer;
    border: 2px solid transparent;
    transition: all var(--transition-fast);
    background: var(--bg-gray);
}

.gallery-thumb:hover,
.gallery-thumb.active {
    border-color: var(--primary-color);
}

/* === LIGHTBOX === */
.lightbox {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.9);
    z-index: 2000;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-lg);
}

.lightbox.active {
    display: flex;
}

.lightbox-content {
    max-width: 90%;
    max-height: 90%;
    object-fit: contain;
}

.lightbox-close {
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    background: white;
    border: none;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    cursor: pointer;
    font-size: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform var(--transition-fast);
}

.lightbox-close:hover {
    transform: rotate(90deg);
}

/* === TOAST === */
.toast {
    position: fixed;
    bottom: var(--spacing-lg);
    right: var(--spacing-lg);
    background: var(--bg-white);
    padding: var(--spacing-md);
    border-radius: 8px;
    box-shadow: var(--shadow-xl);
    z-index: 3000;
    display: none;
    align-items: center;
    gap: var(--spacing-sm);
    min-width: 300px;
    animation: slideInRight 0.3s ease;
}

.toast.active {
    display: flex;
}

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

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

@keyframes slideInRight {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

/* === MODAL === */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 2000;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-md);
}

.modal.active {
    display: flex;
}

.modal-content {
    background: var(--bg-white);
    border-radius: 8px;
    padding: var(--spacing-xl);
    max-width: 500px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
    animation: modalFadeIn 0.3s ease;
}

@keyframes modalFadeIn {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.modal-close {
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--text-gray);
    transition: color var(--transition-fast);
}

.modal-close:hover {
    color: var(--text-dark);
}

/* === ACCORDION === */
.accordion {
    border: 1px solid var(--border-color);
    border-radius: 8px;
    overflow: hidden;
    margin-bottom: var(--spacing-sm);
}

.accordion-header {
    padding: var(--spacing-md);
    background: var(--bg-light);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: background var(--transition-fast);
}

.accordion-header:hover {
    background: var(--bg-gray);
}

.accordion-header::after {
    content: '+';
    font-size: 1.5rem;
    color: var(--primary-color);
    transition: transform var(--transition-base);
}

.accordion-header.active::after {
    transform: rotate(45deg);
}

.accordion-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-base);
}

.accordion-content.active {
    max-height: 1000px;
}

.accordion-body {
    padding: var(--spacing-md);
}

/* === FOOTER === */
.footer {
    background: var(--text-dark);
    color: white;
    padding: var(--spacing-2xl) 0 var(--spacing-lg);
    margin-top: var(--spacing-2xl);
}

.footer-content {
    display: grid;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.footer-section h4 {
    color: white;
    margin-bottom: var(--spacing-md);
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: var(--spacing-xs);
}

.footer-links a {
    color: rgba(255, 255, 255, 0.8);
    transition: color var(--transition-fast);
}

.footer-links a:hover {
    color: white;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: var(--spacing-lg);
    text-align: center;
    color: rgba(255, 255, 255, 0.6);
}

.ayfa-branding {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
    padding: var(--spacing-sm) var(--spacing-md);
    background: rgba(255, 255, 255, 0.05);
    border-radius: 8px;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.ayfa-logo {
    height: 40px;
    width: auto;
    object-fit: contain;
    flex-shrink: 0;
}

.ayfa-branding span {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.8);
}

.ayfa-branding strong {
    color: white;
    font-weight: 600;
}

.social-links {
    display: flex;
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
}

.social-link {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
}

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

/* === UTILITIES === */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.bg-light { background-color: var(--bg-light); }
.bg-gray { background-color: var(--bg-gray); }
.text-gray { color: var(--text-gray); }
.text-light { color: var(--text-light); }

.mt-1 { margin-top: var(--spacing-xs); }
.mt-2 { margin-top: var(--spacing-sm); }
.mt-3 { margin-top: var(--spacing-md); }
.mt-4 { margin-top: var(--spacing-lg); }

.mb-1 { margin-bottom: var(--spacing-xs); }
.mb-2 { margin-bottom: var(--spacing-sm); }
.mb-3 { margin-bottom: var(--spacing-md); }
.mb-4 { margin-bottom: var(--spacing-lg); }

.hidden { display: none; }
.visible { display: block; }

/* === RESPONSIVE === */
/* Mobile first - varsayılan mobil stiller */
@media (max-width: 767px) {
    /* Logo küçült */
    .logo {
        height: 45px !important;
        min-height: 45px !important;
    }
    
    .logo img {
        height: 45px !important;
        max-height: 45px !important;
        max-width: 140px !important;
    }
    
    /* Navbar dikey olarak daralt */
    .header-content {
        padding: 0.5rem 0;
    }
    
    /* Breadcrumb küçült */
    .breadcrumb {
        padding: 0.5rem 0;
        font-size: 0.75rem;
    }
    
    .breadcrumb-item:not(:last-child)::after {
        margin-left: 0.25rem;
    }
    
    /* Hero bölümü padding azalt */
    .hero {
        padding: 1.5rem 0;
    }
    
    .hero h1 {
        font-size: 1.5rem;
    }
    
    .hero p {
        font-size: 0.9rem;
    }
    
    /* Section padding azalt */
    .section {
        padding: 1.5rem 0;
    }
}

@media (min-width: 768px) {
    html {
        font-size: 16px;
    }
    
    h1 { font-size: 3rem; }
    h2 { font-size: 2.25rem; }
    h3 { font-size: 1.875rem; }
    
    .hero h1 {
        font-size: 3.5rem;
    }
    
    .nav {
        display: block;
        position: static;
        background: none;
        box-shadow: none;
        padding: 0;
    }
    
    .nav-list {
        flex-direction: row;
        gap: var(--spacing-md);
    }
    
    .nav-link {
        padding: var(--spacing-xs) var(--spacing-sm);
    }
    
    .menu-toggle {
        display: none;
    }
    
    .grid-2 { grid-template-columns: repeat(2, 1fr) !important; }
    .grid-3 { grid-template-columns: repeat(3, 1fr) !important; }
    .grid-4 { grid-template-columns: repeat(4, 1fr) !important; }
    
    .footer-content {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .gallery-thumbs {
        grid-template-columns: repeat(4, 1fr);
    }
}

@media (min-width: 1024px) {
    .container {
        padding: 0 var(--spacing-lg);
    }
    
    .footer-content {
        grid-template-columns: repeat(4, 1fr);
    }
    
    .gallery-main {
        height: 500px;
    }
    
    .grid-2 { grid-template-columns: repeat(2, 1fr) !important; }
    .grid-3 { grid-template-columns: repeat(3, 1fr) !important; }
    .grid-4 { grid-template-columns: repeat(4, 1fr) !important; }
}

@media (min-width: 1280px) {
    .hero {
        padding: var(--spacing-2xl) 0;
    }
}

/* === PRODUCT DETAIL MOBILE === */
.product-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
}

@media (min-width: 768px) {
    .product-grid {
        grid-template-columns: 1fr 1fr;
        gap: 3rem;
    }
}

/* === LOADING === */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: white;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* === PRICE BOX === */
.price-box {
    background: var(--bg-light);
    padding: var(--spacing-md);
    border-radius: 8px;
    margin: var(--spacing-lg) 0;
    border-left: 4px solid var(--primary-color);
}

.price {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: var(--spacing-xs);
}

.price-currency {
    font-size: 1.25rem;
    color: var(--text-gray);
}

.price-note {
    color: var(--text-gray);
    font-size: 0.875rem;
    margin-top: var(--spacing-xs);
}

/* === SPECS TABLE === */
.specs-table {
    width: 100%;
    border-collapse: collapse;
    margin: var(--spacing-lg) 0;
}

.specs-table th,
.specs-table td {
    padding: var(--spacing-sm);
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

.specs-table th {
    background: var(--bg-light);
    font-weight: 600;
    color: var(--text-dark);
    width: 40%;
}

.specs-table td {
    color: var(--text-gray);
}

/* === USAGE AREAS === */
.usage-areas {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    margin: var(--spacing-lg) 0;
}

.usage-area {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-xs) var(--spacing-sm);
    background: var(--bg-light);
    border-radius: 6px;
    font-size: 0.875rem;
}

.usage-area-icon {
    font-size: 1.25rem;
}

/* === MOBILE BOTTOM BAR === */
.mobile-bottom-bar {
    display: none;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: #ffffff;
    padding: 0.625rem 0;
    z-index: 9999;
    box-shadow: 0 -2px 12px rgba(0, 0, 0, 0.08);
    border-top: 1px solid #e5e7eb;
}

.mobile-bottom-bar .mobile-actions {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 0.5rem;
}

.mobile-bottom-bar .mobile-action-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.25rem;
    padding: 0.5rem 0.75rem;
    background: transparent;
    border: none;
    color: #374151;
    text-decoration: none;
    transition: all 0.2s ease;
    position: relative;
}

.mobile-bottom-bar .mobile-action-btn .icon {
    width: 22px;
    height: 22px;
    stroke-width: 2;
}

.mobile-bottom-bar .mobile-action-btn .label {
    font-size: 0.65rem;
    font-weight: 500;
    letter-spacing: 0.3px;
    color: #6b7280;
}

.mobile-bottom-bar .mobile-action-btn:hover {
    background: #f9fafb;
}

.mobile-bottom-bar .mobile-action-btn:active {
    transform: scale(0.96);
}

/* Call Button */
.mobile-bottom-bar .mobile-call {
    color: #1e3a8a;
}

.mobile-bottom-bar .mobile-call .icon {
    stroke: #1e3a8a;
}

.mobile-bottom-bar .mobile-call:hover .label {
    color: #1e3a8a;
}

/* WhatsApp Button */
.mobile-bottom-bar .mobile-whatsapp {
    color: #25d366;
}

.mobile-bottom-bar .mobile-whatsapp .icon {
    fill: #25d366;
}

.mobile-bottom-bar .mobile-whatsapp:hover .label {
    color: #25d366;
}

/* Quote Button */
.mobile-bottom-bar .mobile-quote {
    color: #f59e0b;
}

.mobile-bottom-bar .mobile-quote .icon {
    stroke: #f59e0b;
}

.mobile-bottom-bar .mobile-quote:hover .label {
    color: #f59e0b;
}

/* Footer padding ekle - mobil bottom bar için */
@media (max-width: 767px) {
    body {
        padding-bottom: 70px;
    }
    
    .mobile-bottom-bar {
        display: block;
    }
}