@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');

/**
 * Yeni Güven Makina - Premium B2B Tasarım Sistemi
 */

:root {
    /* Renk Paleti */
    --color-primary: #dc2626; /* Kırmızı (Ana Renk) */
    --color-primary-hover: #b91c1c;
    --color-secondary: #0f2741; /* Lacivert (Ä°kincil Renk) */
    --color-dark: #0f172a; /* Koyu Lacivert / Antrasit */
    --color-darker: #0b0f19;
    --color-dark-card: #1e293b;
    --color-light: #f8fafc;
    --color-white: #ffffff;
    --color-gray-100: #f1f5f9;
    --color-gray-200: #e2e8f0;
    --color-gray-300: #cbd5e1;
    --color-gray-600: #475569;
    --color-gray-700: #334155;
    --color-gray-800: #1e293b;

    /* Tipografi */
    --font-main: 'Inter', sans-serif;
    
    /* Gölgeler */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
    --shadow-primary: 0 10px 15px -3px rgba(220, 38, 38, 0.3);

    /* Geçişler */
    --transition-fast: 0.15s ease-in-out;
    --transition-normal: 0.3s ease-in-out;
    --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);

    /* Yarıçap */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
}

/* Sıfırlama & Temel Ayarlar */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

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

body {
    font-family: var(--font-main);
    background-color: var(--color-light);
    color: var(--color-gray-700);
    line-height: 1.6;
    overflow-x: hidden;
}

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

ul, ol {
    list-style: none;
}

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

button, input, select, textarea {
    font-family: inherit;
    font-size: inherit;
    outline: none;
    border: none;
}

/* Erişilebilirlik (Focus Durumları) */
:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

/* Container */
.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* Hızlı İletişim Şeridi (Top Bar) */
.top-bar {
    background-color: var(--color-darker);
    color: var(--color-gray-300);
    font-size: 0.875rem;
    padding: 0.5rem 0;
    border-bottom: 1px solid rgba(255,255,255,0.05);
}

.top-bar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.top-bar-left, .top-bar-right {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    flex-wrap: wrap;
}

.top-bar-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.top-bar-item i {
    color: var(--color-primary);
    font-size: 1rem;
}

.social-icons {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.social-icons a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    background-color: rgba(255,255,255,0.05);
    border-radius: 50%;
    transition: background var(--transition-fast), color var(--transition-fast);
}

.social-icons a:hover {
    background-color: var(--color-primary);
    color: var(--color-white);
}

.top-bar-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background-color: var(--color-primary);
    color: var(--color-white) !important;
    padding: 0.35rem 1.25rem;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-sm);
    transition: background-color var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
}

.top-bar-btn:hover {
    background-color: var(--color-primary-hover);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
    color: var(--color-white) !important;
}

/* Ana Başlık & Navigasyon (Sticky Header) */
.site-header {
    background-color: rgba(15, 23, 42, 0.95);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: var(--shadow-md);
    transition: background var(--transition-normal), padding var(--transition-normal);
}

.site-header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

/* Logo */
.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-weight: 800;
    font-size: 1.5rem;
    color: var(--color-white);
    letter-spacing: -0.5px;
}

.logo-icon {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-white);
    font-size: 1.5rem;
    box-shadow: var(--shadow-primary);
}

.logo-text span {
    color: var(--color-primary);
}

/* Masaüstü Navigasyon */
.main-nav {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-list {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.nav-item {
    position: relative;
}

.mobile-only-cta {
    display: none;
}

.nav-link {
    color: var(--color-gray-100);
    font-weight: 500;
    font-size: 0.95rem;
    padding: 0.5rem 0;
    display: flex;
    align-items: center;
    gap: 0.25rem;
    transition: color var(--transition-fast);
}

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

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -28px;
    left: 0;
    width: 0;
    height: 3px;
    background-color: var(--color-primary);
    transition: width var(--transition-normal);
}

.nav-link:hover::after, .nav-item.active .nav-link::after {
    width: 100%;
}

/* Dropdown Menü */
.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 240px;
    background-color: var(--color-dark-card);
    box-shadow: var(--shadow-xl);
    border-radius: var(--radius-md);
    padding: 0.75rem 0;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: opacity var(--transition-normal), transform var(--transition-normal), visibility var(--transition-normal);
    z-index: 1010;
    border: 1px solid rgba(255,255,255,0.05);
}

.nav-item.dropdown:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-item {
    display: block;
    padding: 0.6rem 1.25rem;
    color: var(--color-gray-200);
    font-size: 0.9rem;
    transition: background var(--transition-fast), color var(--transition-fast), padding-left var(--transition-fast);
}

.dropdown-item:hover {
    background-color: rgba(220, 38, 38, 0.1);
    color: var(--color-primary);
    padding-left: 1.5rem;
}

/* Header SaÄŸ Alan (Dil & CTA) */
.header-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

/* Dil Seçici */
.lang-switcher {
    position: relative;
}

.lang-btn {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background-color: rgba(255,255,255,0.05);
    color: var(--color-white);
    padding: 0.5rem 0.75rem;
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-size: 0.875rem;
    font-weight: 500;
    border: 1px solid rgba(255,255,255,0.1);
    transition: background var(--transition-fast);
}

.lang-btn:hover {
    background-color: rgba(255,255,255,0.1);
}

.lang-dropdown {
    position: absolute;
    top: 100%;
    right: 0;
    width: max-content;
    max-height: 350px;
    overflow-y: auto;
    background-color: var(--color-dark-card);
    box-shadow: var(--shadow-xl);
    border-radius: var(--radius-md);
    padding: 0.5rem 0;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: opacity var(--transition-normal), transform var(--transition-normal), visibility var(--transition-normal);
    z-index: 1020;
    border: 1px solid rgba(255,255,255,0.05);
}

.lang-switcher:hover .lang-dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.lang-dropdown::-webkit-scrollbar {
    width: 6px;
}
.lang-dropdown::-webkit-scrollbar-thumb {
    background-color: var(--color-gray-600);
    border-radius: 3px;
}

.lang-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.5rem 1rem;
    color: var(--color-gray-200);
    font-size: 0.875rem;
    transition: background var(--transition-fast), color var(--transition-fast);
}

.lang-item:hover, .lang-item.active {
    background-color: rgba(220, 38, 38, 0.15);
    color: var(--color-primary);
}

/* Butonlar */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    transition: all var(--transition-normal);
    text-align: center;
}

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

.btn-primary:hover {
    background-color: var(--color-primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 15px 20px -5px rgba(220, 38, 38, 0.4);
}

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

.btn-secondary:hover {
    background-color: #d97706;
    color: var(--color-white);
    transform: translateY(-2px);
}

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

.btn-outline:hover {
    background-color: var(--color-primary);
    color: var(--color-white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-primary);
}

.btn-dark {
    background-color: var(--color-dark-card);
    color: var(--color-white);
    border: 1px solid rgba(255,255,255,0.1);
}

.btn-dark:hover {
    background-color: var(--color-primary);
    border-color: var(--color-primary);
    transform: translateY(-2px);
}

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

/* Mobil Menü Butonu */
.mobile-toggle {
    display: none;
    background: transparent;
    color: var(--color-white);
    font-size: 1.5rem;
    cursor: pointer;
}

/* Hero Alanı (Ana Sayfa) */
.hero {
    position: relative;
    background-color: var(--color-dark);
    color: var(--color-white);
    padding: 8rem 0 10rem;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    background: radial-gradient(circle at 80% 20%, rgba(220, 38, 38, 0.15) 0%, rgba(15, 23, 42, 0.95) 70%),
                url('../images/hero-bg.jpg') center/cover no-repeat;
    opacity: 0.4;
    z-index: 1;
}

.hero .container {
    position: relative;
    z-index: 2;
    max-width: 950px;
    margin: 0 auto;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background-color: rgba(220, 38, 38, 0.2);
    border: 1px solid rgba(220, 38, 38, 0.5);
    color: var(--color-primary);
    padding: 0.4rem 1rem;
    border-radius: 50px;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    animation: fadeIn 1s ease-out;
}

.hero-headline {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.15;
    margin-bottom: 1.5rem;
    letter-spacing: -1px;
    animation: fadeInUp 1s ease-out 0.2s both;
}

.hero-subheadline {
    font-size: 1.25rem;
    color: var(--color-gray-300);
    margin-bottom: 2.5rem;
    font-weight: 400;
    animation: fadeInUp 1s ease-out 0.4s both;
    max-width: 800px;
}

.hero-actions {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1.25rem;
    flex-wrap: wrap;
    animation: fadeInUp 1s ease-out 0.6s both;
    width: 100%;
}

/* İç Sayfa Hero & Breadcrumb */
.inner-hero {
    background-color: var(--color-dark);
    color: var(--color-white);
    padding: 5rem 0 4rem;
    position: relative;
    border-bottom: 1px solid rgba(255,255,255,0.05);
}

.inner-hero::before {
    content: '';
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    background: radial-gradient(circle at 50% 50%, rgba(220, 38, 38, 0.1) 0%, rgba(15, 23, 42, 0.95) 100%);
    z-index: 1;
}

.inner-hero .container {
    position: relative;
    z-index: 2;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.inner-hero-title {
    font-size: 2.5rem;
    font-weight: 800;
    letter-spacing: -0.5px;
}

/* Breadcrumbs */
.breadcrumbs {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    color: var(--color-gray-400);
    flex-wrap: wrap;
}

.breadcrumbs a {
    color: var(--color-gray-300);
    transition: color var(--transition-fast);
}

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

.breadcrumbs .separator {
    color: var(--color-gray-600);
}

.breadcrumbs .current {
    color: var(--color-primary);
    font-weight: 500;
}

/* Kategori Kısayol Kartları (Premium Redesign) */
.home-categories {
    position: relative;
    z-index: 10;
    margin-top: -6rem;
    padding-top: 2rem;
    padding-bottom: 7rem;
    background-color: var(--color-light);
    overflow: hidden;
}

/* Abstract Glowing Background Elements */
.category-bg-glow {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
    z-index: 0;
    opacity: 0.15;
    pointer-events: none;
}

.category-bg-glow.glow-1 {
    top: -5%;
    left: -5%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, var(--color-primary) 0%, transparent 70%);
}

.category-bg-glow.glow-2 {
    bottom: -5%;
    right: -5%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, var(--color-secondary) 0%, transparent 70%);
}

.home-categories .container {
    position: relative;
    z-index: 2;
}

/* Premium Section Header */
.premium-header {
    text-align: center;
    margin-bottom: 4.5rem;
    position: relative;
}

.premium-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: linear-gradient(135deg, rgba(220, 38, 38, 0.15), rgba(15, 39, 65, 0.15));
    border: 1px solid rgba(220, 38, 38, 0.3);
    color: var(--color-primary);
    padding: 0.5rem 1.5rem;
    border-radius: 50px;
    font-weight: 700;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    box-shadow: 0 4px 20px rgba(220, 38, 38, 0.1);
    margin-bottom: 1.5rem;
}

.premium-header .section-title {
    font-size: 2.75rem;
    font-weight: 800;
    color: var(--color-dark);
    margin-bottom: 1.25rem;
    letter-spacing: -0.5px;
    line-height: 1.2;
}

.premium-header .title-accent {
    color: var(--color-primary);
}

.premium-header .section-desc {
    color: var(--color-gray-600);
    font-size: 1.15rem;
    max-width: 750px;
    margin: 0 auto 1.5rem;
    line-height: 1.7;
}

.header-bottom-line {
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
    margin: 0 auto;
    border-radius: 2px;
}

/* Premium Categories Grid */
.premium-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2.5rem;
}

/* Premium Category Card */
.category-card-premium {
    background-color: var(--color-white);
    border-radius: var(--radius-xl);
    box-shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.08);
    overflow: hidden;
    border: 1px solid rgba(226, 232, 240, 0.8);
    transition: all var(--transition-slow);
    display: flex;
    flex-direction: column;
    position: relative;
    z-index: 1;
}

.category-card-premium:hover {
    transform: translateY(-12px);
    box-shadow: 0 25px 50px -12px rgba(220, 38, 38, 0.18);
    border-color: rgba(220, 38, 38, 0.4);
}

/* Card Image Wrapper */
.card-img-wrapper {
    position: relative;
    height: 250px;
    overflow: hidden;
    background-color: var(--color-dark);
}

.card-img-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}

.category-card-premium:hover .card-img-wrapper img {
    transform: scale(1.12);
}

.img-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(15, 23, 42, 0.85) 0%, rgba(15, 23, 42, 0.2) 50%, transparent 100%);
    transition: opacity var(--transition-normal);
}

.category-card-premium:hover .img-overlay {
    opacity: 0.9;
    background: linear-gradient(to top, rgba(15, 23, 42, 0.95) 0%, rgba(220, 38, 38, 0.4) 100%);
}

.card-badge-top {
    position: absolute;
    top: 1.25rem;
    left: 1.25rem;
    background: rgba(15, 23, 42, 0.75);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border: 1px solid rgba(255, 255, 255, 0.15);
    color: var(--color-white);
    padding: 0.4rem 1rem;
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 1px;
    text-transform: uppercase;
    display: flex;
    align-items: center;
    gap: 0.4rem;
    z-index: 2;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
}

.card-badge-top i {
    color: var(--color-primary);
}

/* Quick Explore Overlay */
.quick-explore-overlay {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transform: translateY(20px);
    transition: all var(--transition-normal);
    z-index: 3;
}

.category-card-premium:hover .quick-explore-overlay {
    opacity: 1;
    transform: translateY(0);
}

.explore-btn {
    background: var(--color-primary);
    color: var(--color-white);
    padding: 0.75rem 1.5rem;
    border-radius: 50px;
    font-weight: 700;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    box-shadow: 0 10px 25px rgba(220, 38, 38, 0.5);
    transform: scale(0.95);
    transition: transform var(--transition-fast);
}

.explore-btn:hover {
    transform: scale(1.05);
    background: var(--color-primary-hover);
}

/* Card Body Premium */
.card-body-premium {
    padding: 2.2rem 2rem 2rem;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
    justify-content: space-between;
    background: var(--color-white);
    position: relative;
}

.card-text-wrapper {
    margin-bottom: 2rem;
}

.card-title-premium {
    font-size: 1.4rem;
    font-weight: 800;
    color: var(--color-dark);
    margin-bottom: 0.8rem;
    line-height: 1.3;
    transition: color var(--transition-fast);
}

.category-card-premium:hover .card-title-premium {
    color: var(--color-primary);
}

.card-desc-premium {
    color: var(--color-gray-600);
    font-size: 0.95rem;
    line-height: 1.7;
    margin: 0;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* Card Action Bar */
.card-action-bar {
    padding-top: 1.25rem;
    border-top: 1px solid var(--color-gray-200);
    margin-top: auto;
}

.action-link {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    color: var(--color-dark);
    text-decoration: none;
}

.action-link .link-text {
    font-weight: 700;
    font-size: 0.95rem;
    color: var(--color-gray-800);
    transition: color var(--transition-fast);
}

.category-card-premium:hover .action-link .link-text {
    color: var(--color-primary);
}

.action-link .circle-btn {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--color-gray-100);
    color: var(--color-gray-700);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-normal);
}

.category-card-premium:hover .action-link .circle-btn {
    background: var(--color-primary);
    color: var(--color-white);
    transform: translateX(5px);
    box-shadow: 0 4px 15px rgba(220, 38, 38, 0.4);
}

/* Card Bottom Animated Line */
.card-bottom-line {
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
    transition: width var(--transition-slow);
    border-radius: 4px 4px 0 0;
}

.category-card-premium:hover .card-bottom-line {
    width: 100%;
}

/* Bölüm Başlıkları (Section Header) */
.section-header {
    text-align: center;
    margin-bottom: 3.5rem;
}

.section-badge {
    display: inline-block;
    color: var(--color-primary);
    background-color: rgba(220, 38, 38, 0.1);
    padding: 0.35rem 1rem;
    border-radius: 50px;
    font-weight: 600;
    font-size: 0.875rem;
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--color-dark);
    margin-bottom: 1rem;
    letter-spacing: -0.5px;
}

.section-desc {
    color: var(--color-gray-600);
    font-size: 1.125rem;
    max-width: 700px;
    margin: 0 auto;
}

/* Şirket Tanıtım Bloğu (Premium Redesign) */
.premium-about-section {
    padding: 8rem 0;
    background-color: var(--color-white);
    position: relative;
    overflow: hidden;
}

.about-bg-pattern {
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 100% 50%, rgba(220, 38, 38, 0.05) 0%, transparent 50%),
                radial-gradient(circle at 0% 100%, rgba(15, 23, 42, 0.05) 0%, transparent 50%);
    pointer-events: none;
}

.premium-about-section .container {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 5rem;
    align-items: center;
    position: relative;
    z-index: 2;
}

.premium-badge-left {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: linear-gradient(135deg, rgba(220, 38, 38, 0.15), rgba(15, 39, 65, 0.15));
    border: 1px solid rgba(220, 38, 38, 0.3);
    color: var(--color-primary);
    padding: 0.5rem 1.5rem;
    border-radius: 50px;
    font-weight: 700;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 1.5rem;
    box-shadow: 0 4px 20px rgba(220, 38, 38, 0.1);
}

.about-title-premium {
    font-size: 2.85rem;
    font-weight: 800;
    color: var(--color-dark);
    margin-bottom: 1.5rem;
    line-height: 1.15;
    letter-spacing: -0.5px;
}

.about-title-premium .title-dot {
    color: var(--color-primary);
}

.about-desc-premium {
    font-size: 1.15rem;
    color: var(--color-gray-600);
    margin-bottom: 2.5rem;
    line-height: 1.75;
}

/* Premium Features Grid */
.about-features-premium {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.8rem;
    margin-bottom: 3rem;
}

.about-feature-card {
    background: var(--color-white);
    padding: 1.5rem;
    border-radius: var(--radius-xl);
    border: 1px solid rgba(226, 232, 240, 0.8);
    box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.05);
    display: flex;
    align-items: flex-start;
    gap: 1.25rem;
    transition: all var(--transition-normal);
    position: relative;
}

.about-feature-card::before {
    content: '';
    position: absolute;
    left: 0;
    top: 10%;
    bottom: 10%;
    width: 4px;
    background: var(--color-primary);
    border-radius: 0 4px 4px 0;
    opacity: 0;
    transition: all var(--transition-normal);
}

.about-feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 35px -10px rgba(220, 38, 38, 0.15);
    border-color: rgba(220, 38, 38, 0.3);
}

.about-feature-card:hover::before {
    opacity: 1;
    top: 0;
    bottom: 0;
    border-radius: 4px 0 0 4px;
}

.feature-icon-premium {
    width: 52px;
    height: 52px;
    background: linear-gradient(135deg, rgba(220, 38, 38, 0.15), rgba(15, 39, 65, 0.15));
    color: var(--color-primary);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    flex-shrink: 0;
    transition: transform var(--transition-normal);
}

.about-feature-card:hover .feature-icon-premium {
    transform: scale(1.1) rotate(5deg);
    background: var(--color-primary);
    color: var(--color-white);
    box-shadow: 0 8px 20px rgba(220, 38, 38, 0.4);
}

.feature-text-premium h4 {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--color-dark);
    margin-bottom: 0.4rem;
    transition: color var(--transition-fast);
}

.about-feature-card:hover .feature-text-premium h4 {
    color: var(--color-primary);
}

.feature-text-premium p {
    font-size: 0.9rem;
    color: var(--color-gray-600);
    margin: 0;
    line-height: 1.5;
}

/* Premium CTA Button */
.about-cta-wrapper {
    display: flex;
    align-items: center;
}

.btn-premium-solid {
    background: linear-gradient(135deg, var(--color-primary), #ef4444);
    color: var(--color-white);
    padding: 1.1rem 2.5rem;
    border-radius: 50px;
    font-weight: 700;
    font-size: 1.05rem;
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
    box-shadow: 0 10px 25px -5px rgba(220, 38, 38, 0.4);
    transition: all var(--transition-fast);
}

.btn-premium-solid:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 35px -5px rgba(220, 38, 38, 0.6);
    color: var(--color-white);
}

.btn-premium-solid i {
    transition: transform var(--transition-fast);
}

.btn-premium-solid:hover i {
    transform: translateX(5px);
}

/* Premium Visual Wrapper */
.about-visual-wrapper {
    position: relative;
    padding-left: 2rem;
    padding-bottom: 2rem;
}

.main-image-box {
    position: relative;
    border-radius: var(--radius-2xl);
    overflow: hidden;
    box-shadow: 0 25px 50px -12px rgba(15, 23, 42, 0.3);
    border: 1px solid rgba(255, 255, 255, 0.3);
    z-index: 2;
    aspect-ratio: 4/3;
}

.main-image-box img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.7s ease;
}

.about-visual-wrapper:hover .main-image-box img {
    transform: scale(1.05);
}

.image-inner-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(15, 23, 42, 0.6) 0%, transparent 60%);
    pointer-events: none;
}

/* Factory Tour Floating Badge */
.factory-tour-badge {
    position: absolute;
    bottom: 1.5rem;
    right: 1.5rem;
    background: rgba(15, 23, 42, 0.85);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: var(--color-white);
    padding: 0.75rem 1.5rem;
    border-radius: 50px;
    font-weight: 700;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.3);
    z-index: 3;
}

.pulse-dot {
    width: 10px;
    height: 10px;
    background-color: #22c55e;
    border-radius: 50%;
    box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.7);
    animation: pulse-green 1.5s infinite;
}

@keyframes pulse-green {
    0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.7); }
    70% { transform: scale(1); box-shadow: 0 0 0 10px rgba(34, 197, 94, 0); }
    100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(34, 197, 94, 0); }
}

/* Experience Floating Badge */
.experience-badge-floating {
    position: absolute;
    bottom: 0;
    left: 0;
    background: linear-gradient(135deg, var(--color-dark), #1e293b);
    color: var(--color-white);
    padding: 1.75rem 2.25rem;
    border-radius: var(--radius-xl);
    box-shadow: 0 20px 40px -10px rgba(15, 23, 42, 0.5);
    border: 1px solid rgba(255, 255, 255, 0.15);
    display: flex;
    align-items: center;
    gap: 1.5rem;
    z-index: 4;
    transform: translateY(20px) translateX(-20px);
    transition: transform var(--transition-normal);
}

.about-visual-wrapper:hover .experience-badge-floating {
    transform: translateY(15px) translateX(-15px);
}

.exp-icon {
    width: 60px;
    height: 60px;
    background: rgba(220, 38, 38, 0.2);
    border: 1px solid rgba(220, 38, 38, 0.4);
    color: var(--color-primary);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
}

.exp-num {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--color-primary);
    line-height: 1;
    margin-bottom: 0.25rem;
}

.exp-text {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--color-gray-300);
    line-height: 1.3;
}

.visual-backdrop-glow {
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 50% 50%, var(--color-primary) 0%, transparent 70%);
    filter: blur(80px);
    opacity: 0.15;
    z-index: 1;
    pointer-events: none;
}

/* İstatistikler Şeridi (Stats Strip) */
.stats-strip {
    background-color: var(--color-dark);
    color: var(--color-white);
    padding: 5rem 0;
    position: relative;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 2.5rem;
    text-align: center;
}

.stat-item {
    padding: 1.5rem;
    background-color: rgba(255,255,255,0.03);
    border-radius: var(--radius-lg);
    border: 1px solid rgba(255,255,255,0.05);
    transition: transform var(--transition-normal), border-color var(--transition-normal);
}

.stat-item:hover {
    transform: translateY(-5px);
    border-color: var(--color-primary);
}

.stat-num {
    font-size: 3rem;
    font-weight: 800;
    color: var(--color-primary);
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 1.1rem;
    color: var(--color-gray-300);
    font-weight: 500;
}

/* Değer Önermesi Blokları (Values) */
.values-section {
    padding: 6rem 0;
    background-color: var(--color-light);
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
}

.value-card {
    background-color: var(--color-white);
    padding: 2.5rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--color-gray-200);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

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

.value-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, rgba(220, 38, 38, 0.1), rgba(15, 39, 65, 0.1));
    color: var(--color-primary);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
    margin-bottom: 1.5rem;
}

.value-title {
    font-size: 1.35rem;
    font-weight: 700;
    color: var(--color-dark);
    margin-bottom: 0.75rem;
}

.value-desc {
    color: var(--color-gray-600);
    font-size: 0.95rem;
}

/* Haber & Blog Kartları */
.news-section, .blog-section {
    padding: 6rem 0;
    background-color: var(--color-white);
}

.news-section {
    background-color: var(--color-light);
}

.news-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
}

.news-card {
    background-color: var(--color-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    overflow: hidden;
    border: 1px solid var(--color-gray-200);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
    display: flex;
    flex-direction: column;
    position: relative;
}

.news-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-2xl);
    border-color: var(--color-primary-light);
}

.news-card:hover .card-bottom-line {
    width: 100%;
}

.news-card-img {
    position: relative;
    height: 240px;
    overflow: hidden;
}

.news-card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

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

.news-badge {
    position: absolute;
    top: 1rem;
    left: 1rem;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    color: var(--color-white);
    padding: 0.35rem 0.85rem;
    border-radius: 50px;
    font-size: 0.8rem;
    font-weight: 700;
    box-shadow: var(--shadow-md);
    z-index: 2;
}

.news-card-body {
    padding: 1.75rem;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
    justify-content: space-between;
}

.news-meta {
    display: flex;
    align-items: center;
    gap: 1rem;
    font-size: 0.85rem;
    color: var(--color-gray-600);
    margin-bottom: 0.75rem;
}

.news-meta-item {
    display: flex;
    align-items: center;
    gap: 0.35rem;
}

.news-card-title {
    font-size: 1.35rem;
    font-weight: 700;
    color: var(--color-dark);
    margin-bottom: 1rem;
    line-height: 1.3;
}

.news-card-excerpt {
    color: var(--color-gray-600);
    font-size: 0.95rem;
    margin-bottom: 1.5rem;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* Katalog Talep Formu (Home Catalog) */
.catalog-section {
    padding: 6rem 0;
    background: linear-gradient(135deg, var(--color-dark), var(--color-darker));
    color: var(--color-white);
    position: relative;
    overflow: hidden;
}

.catalog-section .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    position: relative;
    z-index: 2;
}

.catalog-form-box {
    background-color: var(--color-dark-card);
    padding: 3rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    border: 1px solid rgba(255,255,255,0.1);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-label {
    display: block;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--color-gray-200);
    margin-bottom: 0.5rem;
}

.form-control {
    width: 100%;
    padding: 0.85rem 1rem;
    background-color: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: var(--radius-sm);
    color: var(--color-white);
    font-size: 0.95rem;
    transition: border-color var(--transition-fast), background var(--transition-fast);
}

.form-control:focus {
    background-color: rgba(255,255,255,0.1);
    border-color: var(--color-primary);
}

.form-check {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
}

.form-check-input {
    margin-top: 0.25rem;
    cursor: pointer;
    width: 18px;
    height: 18px;
}

.form-check-label {
    font-size: 0.85rem;
    color: var(--color-gray-300);
    cursor: pointer;
}

/* Ürün Detay Sayfası */
.product-detail-section {
    padding: 6rem 0;
    background-color: var(--color-white);
}

.product-detail-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    margin-bottom: 5rem;
}

.product-gallery-main {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    margin-bottom: 1rem;
    height: 450px;
    background-color: var(--color-gray-100);
}

.product-gallery-main img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.product-gallery-thumbs {
    display: flex;
    gap: 1rem;
    overflow-x: auto;
}

.thumb-item {
    width: 100px;
    height: 75px;
    border-radius: var(--radius-sm);
    overflow: hidden;
    cursor: pointer;
    border: 2px solid transparent;
    transition: border-color var(--transition-fast);
    flex-shrink: 0;
}

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

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

.product-info-box h1 {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--color-dark);
    margin-bottom: 1rem;
    line-height: 1.2;
}

.product-info-box .desc {
    font-size: 1.1rem;
    color: var(--color-gray-600);
    margin-bottom: 2rem;
}

.product-quick-specs {
    background-color: var(--color-gray-100);
    padding: 1.5rem;
    border-radius: var(--radius-md);
    margin-bottom: 2.5rem;
}

.quick-spec-item {
    display: flex;
    justify-content: space-between;
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--color-gray-200);
    font-size: 0.95rem;
}

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

.quick-spec-label {
    font-weight: 600;
    color: var(--color-dark);
}

.quick-spec-value {
    color: var(--color-gray-700);
}

/* Ürün Sekmeleri (Tabs) */
.product-tabs-wrapper {
    margin-bottom: 6rem;
}

.tabs-nav {
    display: flex;
    gap: 0.5rem;
    border-bottom: 2px solid var(--color-gray-200);
    margin-bottom: 2.5rem;
    overflow-x: auto;
}

.tab-btn {
    padding: 1rem 2rem;
    font-weight: 600;
    font-size: 1rem;
    color: var(--color-gray-600);
    background: transparent;
    cursor: pointer;
    border-bottom: 3px solid transparent;
    transition: all var(--transition-fast);
    white-space: nowrap;
}

.tab-btn:hover, .tab-btn.active {
    color: var(--color-primary);
    border-bottom-color: var(--color-primary);
}

.tab-content {
    display: none;
    animation: fadeIn var(--transition-normal);
}

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

/* Teknik Özellik Tablosu */
.specs-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 1rem;
}

.specs-table th, .specs-table td {
    padding: 1rem 1.5rem;
    text-align: left;
    border-bottom: 1px solid var(--color-gray-200);
}

.specs-table th {
    background-color: var(--color-gray-100);
    font-weight: 700;
    color: var(--color-dark);
    width: 40%;
}

.specs-table tr:hover td {
    background-color: var(--color-gray-100);
}

/* Akordeon (Teknik Bilgiler / SSS) */
.accordion-item {
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-md);
    margin-bottom: 1rem;
    overflow: hidden;
}

.accordion-header {
    width: 100%;
    padding: 1.25rem 1.5rem;
    background-color: var(--color-gray-100);
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--color-dark);
    cursor: pointer;
    transition: background var(--transition-fast);
}

.accordion-header:hover {
    background-color: var(--color-gray-200);
}

.accordion-header i {
    transition: transform var(--transition-fast);
}

.accordion-item.active .accordion-header i {
    transform: rotate(180deg);
}

.accordion-body {
    padding: 0;
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-normal), padding var(--transition-normal);
    background-color: var(--color-white);
}

.accordion-item.active .accordion-body {
    padding: 1.5rem;
    max-height: 1000px;
}

/* Referanslar Sayfası & Filtreler */
.references-section {
    padding: 6rem 0;
    background-color: var(--color-light);
}

.filter-nav {
    display: flex;
    justify-content: center;
    gap: 0.75rem;
    margin-bottom: 3.5rem;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 0.6rem 1.5rem;
    background-color: var(--color-white);
    color: var(--color-gray-700);
    border: 1px solid var(--color-gray-200);
    border-radius: 50px;
    font-weight: 600;
    font-size: 0.9rem;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.filter-btn:hover, .filter-btn.active {
    background-color: var(--color-primary);
    color: var(--color-white);
    border-color: var(--color-primary);
    box-shadow: var(--shadow-primary);
}

.ref-card {
    background-color: var(--color-white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--color-gray-200);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
    position: relative;
}

.ref-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-2xl);
    border-color: var(--color-primary-light);
}

.ref-card:hover .card-bottom-line {
    width: 100%;
}

.ref-img {
    height: 250px;
    overflow: hidden;
    position: relative;
}

.ref-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

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

.ref-badge {
    position: absolute;
    bottom: 1rem;
    right: 1rem;
    background: linear-gradient(135deg, var(--color-dark), var(--color-darker));
    color: var(--color-white);
    padding: 0.4rem 1rem;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 700;
    border: 1px solid var(--color-primary);
    box-shadow: var(--shadow-md);
    z-index: 2;
}

.ref-body {
    padding: 1.75rem;
}

.ref-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-dark);
    margin-bottom: 0.5rem;
}

.ref-location {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--color-gray-600);
    font-size: 0.9rem;
}

/* Belgeler / Sertifikalar Gridi */
.certs-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.cert-card {
    background-color: var(--color-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--color-gray-200);
    padding: 2rem;
    text-align: center;
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

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

.cert-img {
    height: 300px;
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--color-gray-100);
    border-radius: var(--radius-md);
    overflow: hidden;
}

.cert-img img {
    max-height: 100%;
    width: auto;
    object-fit: contain;
}

.cert-title {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--color-dark);
    margin-bottom: 1rem;
}

/* İletişim Sayfası */
.contact-section {
    padding: 6rem 0;
    background-color: var(--color-white);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 4rem;
}

.contact-info-cards {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.contact-card {
    background-color: var(--color-light);
    padding: 2rem;
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-gray-200);
    display: flex;
    align-items: flex-start;
    gap: 1.5rem;
}

.contact-card-icon {
    width: 54px;
    height: 54px;
    background-color: var(--color-primary);
    color: var(--color-white);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    flex-shrink: 0;
    box-shadow: var(--shadow-primary);
}

.contact-card-info h4 {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--color-dark);
    margin-bottom: 0.5rem;
}

.contact-card-info p {
    color: var(--color-gray-600);
    font-size: 0.95rem;
    margin: 0;
}

.contact-form-box {
    background-color: var(--color-white);
    padding: 3rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    border: 1px solid var(--color-gray-200);
}

/* Harita Alanı */
.map-section {
    height: 450px;
    width: 100%;
    position: relative;
}

.map-section iframe {
    width: 100%;
    height: 100%;
    border: none;
}

/* Alt Bilgi (Footer) */
.site-footer {
    background-color: var(--color-darker);
    color: var(--color-gray-300);
    padding: 6rem 0 2rem;
    position: relative;
    border-top: 1px solid rgba(255,255,255,0.05);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 4rem;
    margin-bottom: 4rem;
}

.footer-col h4 {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-white);
    margin-bottom: 1.5rem;
    position: relative;
    padding-bottom: 0.75rem;
}

.footer-col h4::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 40px;
    height: 3px;
    background-color: var(--color-primary);
    border-radius: 2px;
}

.footer-col-about p {
    color: var(--color-gray-400);
    margin-bottom: 1.5rem;
    font-size: 0.95rem;
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.footer-links a {
    color: var(--color-gray-400);
    font-size: 0.95rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.footer-links a::before {
    content: '\f105';
    font-family: 'FontAwesome', sans-serif; /* Placeholder for icon */
    color: var(--color-primary);
    transition: transform var(--transition-fast);
}

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

.footer-links a:hover::before {
    transform: translateX(4px);
}

/* Footer Bülten */
.newsletter-box p {
    color: var(--color-gray-400);
    font-size: 0.95rem;
    margin-bottom: 1rem;
}

.newsletter-form {
    display: flex;
    gap: 0.5rem;
}

.newsletter-form .form-control {
    background-color: rgba(255,255,255,0.05);
    border-color: rgba(255,255,255,0.1);
}

/* Footer Bottom */
.footer-bottom {
    padding-top: 2rem;
    border-top: 1px solid rgba(255,255,255,0.05);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
    font-size: 0.875rem;
    color: var(--color-gray-500);
}

.footer-bottom-links {
    display: flex;
    gap: 1.5rem;
}

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

/* Yüzen WhatsApp Butonu */
.whatsapp-float {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 60px;
    height: 60px;
    background-color: #25d366;
    color: var(--color-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    box-shadow: 0 10px 20px -5px rgba(37, 211, 102, 0.5);
    z-index: 1050;
    transition: all var(--transition-normal);
}

.whatsapp-float:hover {
    transform: scale(1.1) rotate(5deg);
    background-color: #20ba56;
    box-shadow: 0 15px 25px -5px rgba(37, 211, 102, 0.6);
}

/* Modal / Popup Formlar */
.modal {
    position: fixed;
    top: 0; left: 0; width: 100%; height: 100%;
    background-color: rgba(11, 15, 25, 0.8);
    backdrop-filter: blur(5px);
    -webkit-backdrop-filter: blur(5px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
}

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

.modal-dialog {
    background-color: var(--color-white);
    width: 100%;
    max-width: 650px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    overflow: hidden;
    transform: translateY(-20px);
    transition: transform var(--transition-normal);
    max-height: 90vh;
    display: flex;
    flex-direction: column;
}

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

.modal-header {
    background-color: var(--color-dark);
    color: var(--color-white);
    padding: 1.5rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-title {
    font-size: 1.35rem;
    font-weight: 700;
}

.modal-close {
    background: transparent;
    color: var(--color-gray-300);
    font-size: 1.5rem;
    cursor: pointer;
    transition: color var(--transition-fast);
}

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

.modal-body {
    padding: 2rem;
    overflow-y: auto;
}

.modal-body .form-control {
    background-color: var(--color-gray-100);
    border-color: var(--color-gray-200);
    color: var(--color-dark);
}

.modal-body .form-control:focus {
    background-color: var(--color-white);
    border-color: var(--color-primary);
}

.modal-body .form-label {
    color: var(--color-dark);
}

.modal-body .form-check-label {
    color: var(--color-gray-700);
}

/* Yasal Sayfalar (KVKK / Gizlilik) */
.legal-section {
    padding: 6rem 0;
    background-color: var(--color-white);
}

.legal-content {
    max-width: 900px;
    margin: 0 auto;
    background-color: var(--color-light);
    padding: 4rem;
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-gray-200);
}

.legal-content h2 {
    font-size: 1.75rem;
    font-weight: 800;
    color: var(--color-dark);
    margin: 2.5rem 0 1rem;
}

.legal-content h2:first-child {
    margin-top: 0;
}

.legal-content p {
    color: var(--color-gray-700);
    margin-bottom: 1.5rem;
    font-size: 1.05rem;
}

.legal-content ul {
    margin-bottom: 1.5rem;
    padding-left: 1.5rem;
    list-style: disc;
}

.legal-content li {
    margin-bottom: 0.5rem;
    color: var(--color-gray-700);
}

/* Premium Hizmet ve Teknik Bilgi Alanları (Redesign) */
.premium-service-box {
    background: var(--color-white);
    padding: 4.5rem;
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-gray-200);
    box-shadow: var(--shadow-xl);
    margin-bottom: 5rem;
    color: var(--color-gray-700);
    font-size: 1.15rem;
    line-height: 1.8;
}

.premium-service-box h3 {
    font-size: 1.75rem;
    font-weight: 800;
    color: var(--color-dark);
    margin: 2.5rem 0 1.25rem 0;
    position: relative;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--color-gray-200);
}

.premium-service-box h3::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 60px;
    height: 2px;
    background-color: var(--color-primary);
}

.premium-service-box ul {
    margin: 1.5rem 0;
    padding-left: 0;
    list-style: none;
}

.premium-service-box li {
    position: relative;
    padding-left: 2rem;
    margin-bottom: 1rem;
    color: var(--color-gray-700);
}

.premium-service-box li::before {
    content: '\f00c';
    font-family: 'FontAwesome';
    position: absolute;
    left: 0;
    top: 2px;
    color: var(--color-primary);
    font-size: 1rem;
    font-weight: 900;
}

.premium-service-box p {
    margin-bottom: 1.5rem;
}

/* Teknik Bilgiler Akordiyon & Kutu Tasarımı */
.tech-category-box {
    background: var(--color-white);
    padding: 3.5rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--color-gray-200);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.tech-category-box:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-2xl);
}

.accordion-wrapper {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.accordion-item {
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-md);
    overflow: hidden;
    background: var(--color-light);
    transition: all var(--transition-normal);
}

.accordion-item:hover {
    border-color: var(--color-primary-light);
}

.accordion-header {
    padding: 1.5rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    font-weight: 700;
    font-size: 1.2rem;
    color: var(--color-dark);
    background: var(--color-white);
    transition: background var(--transition-normal), color var(--transition-normal);
}

.accordion-header:hover {
    color: var(--color-primary);
    background: var(--color-light);
}

.accordion-header i {
    transition: transform var(--transition-normal);
    color: var(--color-primary);
}

.accordion-item.active .accordion-header {
    background: var(--color-primary);
    color: var(--color-white);
}

.accordion-item.active .accordion-header i {
    color: var(--color-white);
    transform: rotate(180deg);
}

.accordion-body {
    padding: 0 2rem;
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-normal), padding var(--transition-normal);
    background: var(--color-white);
    border-top: 1px solid transparent;
}

.accordion-item.active .accordion-body {
    padding: 2rem;
    max-height: 1000px;
    border-top-color: var(--color-gray-200);
}

/* Medya Sorguları (Responsive Breakpoints) */
@media (max-width: 1024px) {
    .hero-headline { font-size: 2.75rem; }
    .footer-grid { grid-template-columns: 1fr 1fr; gap: 2.5rem; }
    .contact-grid { grid-template-columns: 1fr; gap: 2.5rem; }
    .product-detail-grid { grid-template-columns: 1fr; gap: 2.5rem; }
}

@media (max-width: 768px) {
    .top-bar { display: none; } /* Mobil için sadeleştirme */
    .site-header .container { height: 70px; }
    
    .main-nav {
        position: fixed;
        top: 70px; left: -100%;
        width: 85%; height: calc(100vh - 70px);
        background-color: var(--color-dark-card);
        flex-direction: column;
        align-items: flex-start;
        padding: 2rem;
        transition: left var(--transition-normal);
        overflow-y: auto;
        box-shadow: var(--shadow-2xl);
        z-index: 1050;
    }

    .main-nav.active { left: 0; }
    .nav-list { flex-direction: column; align-items: flex-start; width: 100%; gap: 1rem; }
    .nav-item { width: 100%; }
    .nav-link::after { display: none; }
    
    .mobile-only-cta {
        display: block !important;
        width: 100%;
        margin-top: 1.5rem;
    }
    .mobile-only-cta .btn {
        width: 100% !important;
        justify-content: center;
        display: flex;
    }
    
    .dropdown-menu {
        position: static;
        box-shadow: none;
        opacity: 1; visibility: visible; transform: none;
        padding-left: 1rem;
        display: none;
    }
    .nav-item.dropdown.open .dropdown-menu { display: block; }
    
    .header-actions .btn {
        display: none !important;
    }
    
    .mobile-toggle { 
        display: block; 
        font-size: 1.65rem; 
        color: var(--color-white); 
        background: transparent; 
        border: none; 
        cursor: pointer; 
        transition: color var(--transition-fast), transform var(--transition-fast);
        padding: 0.25rem;
    }
    .mobile-toggle:hover {
        color: var(--color-primary);
        transform: scale(1.05);
    }
    .mobile-toggle:active {
        transform: scale(0.95);
    }
    
    .hero { padding: 5rem 0 6rem !important; text-align: center; }
    .hero-actions { justify-content: center; flex-direction: column; gap: 1rem; }
    .hero-actions .btn { width: 100%; text-align: center; }
    .home-categories { margin-top: -3rem; }
    
    .home-about .container,
    .catalog-section .container,
    .news-grid,
    .category-grid,
    .ref-grid,
    .tech-grid,
    .service-grid,
    .contact-grid,
    .product-detail-grid,
    .footer-grid { 
        grid-template-columns: 1fr !important; 
        gap: 2rem; 
    }
    
    .section-title { font-size: 1.85rem !important; line-height: 1.3; }
    .hero-headline { font-size: 2.15rem !important; line-height: 1.2; }
    h1 { font-size: 2rem !important; line-height: 1.3; }
    h2 { font-size: 1.75rem !important; line-height: 1.3; }
    h3 { font-size: 1.5rem !important; line-height: 1.3; }

    section { padding: 3.5rem 0 !important; }

    .news-article { padding: 2rem !important; }
    .news-share-box { flex-direction: column !important; align-items: flex-start !important; gap: 1.5rem !important; }
    .news-share-box .action-buttons { width: 100%; display: flex; flex-direction: column; gap: 1rem; }
    .news-share-box .action-buttons .btn { width: 100%; text-align: center; justify-content: center; }

    .modal-dialog { width: 95% !important; margin: 1rem auto !important; padding: 1.5rem !important; }
    .modal-body { padding: 1rem 0 !important; }

    .table-responsive { overflow-x: auto; width: 100%; -webkit-overflow-scrolling: touch; }
    img, video, iframe { max-width: 100% !important; height: auto !important; }

    .legal-content { padding: 1.5rem !important; }
    .contact-info-box, .contact-form-box { padding: 2rem !important; }
}

@media (max-width: 576px) {
    .section-title { font-size: 1.65rem !important; }
    .hero-headline { font-size: 1.85rem !important; }
    .btn { padding: 0.75rem 1.5rem !important; font-size: 0.95rem !important; width: 100%; text-align: center; justify-content: center; }
    .news-card-img { height: 180px !important; }
    .hero-slider-item { min-height: 450px !important; }
    .hero-slider-content { padding: 2rem 1rem !important; }
}

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

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

/* ==========================================================================
   PREMIUM LANG SELECTOR & GOOGLE TRANSLATE STYLES
   ========================================================================== */

/* Google Translate Elemanlarını ve Çirkin Üst Barı Gizleme */
.goog-te-banner-frame.skiptranslate,
.goog-te-banner-frame,
#goog-gt-tt,
.goog-te-balloon-frame {
    display: none !important;
}

body {
    top: 0px !important;
}

.goog-text-highlight {
    background-color: transparent !important;
    box-shadow: none !important;
}

#google_translate_element {
    display: none !important;
}

iframe.goog-te-menu-frame {
    display: none !important;
}

/* Dil Seçici Dropdown Arayüzü */
.lang-selector {
    position: relative;
    display: inline-block;
    margin-right: 0.75rem;
    z-index: 1000;
}

.lang-btn {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.15);
    color: var(--color-white, #ffffff);
    padding: 0.5rem 0.85rem;
    border-radius: var(--radius-md, 8px);
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.lang-btn:hover {
    background: rgba(255, 255, 255, 0.15);
    border-color: var(--color-primary);
    transform: translateY(-1px);
}

.lang-btn i {
    font-size: 0.75rem;
    opacity: 0.8;
    transition: transform 0.3s ease;
}

.lang-selector.active .lang-btn i {
    transform: rotate(180deg);
}

.lang-dropdown {
    position: absolute;
    top: calc(100% + 0.5rem);
    right: 0;
    width: 180px;
    max-height: 280px;
    overflow-y: auto;
    background: rgba(20, 26, 40, 0.96);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-lg, 12px);
    padding: 0.4rem;
    list-style: none;
    box-shadow: 0 15px 30px -5px rgba(0, 0, 0, 0.6), 0 10px 15px -5px rgba(0, 0, 0, 0.4);
    opacity: 0;
    visibility: hidden;
    transform: translateY(8px);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
}

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

.lang-dropdown li {
    margin: 0.15rem 0;
}

.lang-option {
    display: flex;
    align-items: center;
    gap: 0.65rem;
    padding: 0.45rem 0.75rem;
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    font-size: 0.85rem;
    font-weight: 500;
    border-radius: var(--radius-md, 6px);
    transition: all 0.2s ease;
}

.lang-option:hover {
    background: rgba(255, 255, 255, 0.07);
    color: var(--color-primary);
    padding-left: 0.9rem;
}

.lang-flag {
    font-size: 1.15rem;
    display: inline-flex;
    align-items: center;
}

.lang-name {
    font-weight: 500;
}

/* Custom scrollbar for premium dropdown */
.lang-dropdown::-webkit-scrollbar {
    width: 5px;
}
.lang-dropdown::-webkit-scrollbar-track {
    background: transparent;
}
.lang-dropdown::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.12);
    border-radius: 3px;
}
.lang-dropdown::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.25);
}

/* RTL (Sağdan Sola) Desteği */
[dir="rtl"] {
    direction: rtl !important;
    text-align: right !important;
}

[dir="rtl"] .top-bar-left {
    flex-direction: row-reverse !important;
}

[dir="rtl"] .lang-dropdown {
    right: auto !important;
    left: 0 !important;
}

[dir="rtl"] .lang-option:hover {
    padding-left: 0.75rem;
    padding-right: 0.9rem;
}

/* Mobil Uyumlar */
@media (max-width: 768px) {
    .lang-selector {
        margin-right: 0.5rem;
    }
    
    .lang-btn {
        padding: 0.4rem 0.65rem;
        font-size: 0.8rem;
    }
    
    .lang-btn .active-lang-name {
        display: none; /* Mobilde yer kazanmak için sadece bayrağı gösterelim */
    }
    
    .lang-dropdown {
        width: 150px;
    }
}

/* Premium Floating Toast Notification */
.success-toast {
    position: fixed;
    bottom: 24px;
    right: 24px;
    background-color: #0f172a;
    color: #fff;
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.3), 0 10px 10px -5px rgba(0, 0, 0, 0.2);
    border-radius: var(--radius-lg);
    padding: 1rem 1.25rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.5rem;
    z-index: 10000;
    max-width: 420px;
    transform: translateY(100px);
    opacity: 0;
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.4s ease;
    pointer-events: auto;
}

.success-toast.show {
    transform: translateY(0);
    opacity: 1;
}

.success-toast-content {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.toast-icon {
    color: #10b981;
    font-size: 1.5rem;
}

.toast-message-box {
    display: flex;
    flex-direction: column;
}

.toast-title {
    font-weight: 700;
    font-size: 0.875rem;
    color: #fff;
    margin-bottom: 0.15rem;
}

.toast-desc {
    font-size: 0.8rem;
    color: var(--color-gray-300);
}

.toast-close-btn {
    background: transparent;
    color: var(--color-gray-300);
    border: none;
    cursor: pointer;
    padding: 0.25rem;
    font-size: 1rem;
    transition: color var(--transition-fast);
}

.toast-close-btn:hover {
    color: #fff;
}


/* ==========================================================================
   DYNAMIC PREMIUM HERO SLIDER
   ========================================================================== */
.hero-slider {
    position: relative;
    background-color: var(--color-dark);
    color: var(--color-white);
    min-height: 600px;
    height: 75vh;
    overflow: hidden;
}

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

.slide-item {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.8s ease-in-out, visibility 0.8s ease-in-out;
    z-index: 1;
}

.slide-item.active {
    opacity: 1;
    visibility: visible;
    z-index: 2;
}

.slide-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-position: center;
    background-size: cover;
    background-repeat: no-repeat;
    opacity: 0.45;
    z-index: 1;
    transform: scale(1);
    transition: transform 8s linear;
}

.slide-item.active .slide-bg {
    transform: scale(1.08);
}

.slide-item .container {
    position: relative;
    z-index: 3;
    max-width: 950px;
    margin: 0 auto;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 0 1.5rem;
}

/* Sequential Content Animations */
.slide-item .hero-badge {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
    transition-delay: 0.2s;
}

.slide-item .hero-headline {
    opacity: 0;
    transform: translateY(25px);
    transition: opacity 0.7s ease-out, transform 0.7s ease-out;
    transition-delay: 0.4s;
}

.slide-item .hero-subheadline {
    opacity: 0;
    transform: translateY(25px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
    transition-delay: 0.6s;
}

.slide-item .hero-actions {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
    transition-delay: 0.8s;
}

.slide-item.active .hero-badge,
.slide-item.active .hero-headline,
.slide-item.active .hero-subheadline,
.slide-item.active .hero-actions {
    opacity: 1;
    transform: translateY(0);
}

/* Navigation Arrows */
.slider-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 50px;
    height: 50px;
    background-color: rgba(15, 23, 42, 0.5);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--color-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    cursor: pointer;
    z-index: 10;
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    backdrop-filter: blur(5px);
}

.slider-arrow:hover {
    background-color: var(--color-primary);
    border-color: var(--color-primary);
    box-shadow: 0 0 15px rgba(220, 38, 38, 0.4);
}

.prev-arrow {
    left: 2rem;
}

.next-arrow {
    right: 2rem;
}

/* Navigation Indicator Dots */
.slider-dots {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    z-index: 10;
}

.dot-pill {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.3);
    border: none;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    padding: 0;
}

.dot-pill:hover {
    background-color: rgba(255, 255, 255, 0.6);
}

.dot-pill.active {
    width: 25px;
    border-radius: 5px;
    background-color: var(--color-primary);
    box-shadow: 0 0 10px rgba(220, 38, 38, 0.5);
}

/* Mobile Responsive */
@media (max-width: 768px) {
    .hero-slider {
        min-height: 480px;
        height: auto;
        padding: 5rem 0;
    }
    
    .slide-item {
        position: relative;
        display: none;
        opacity: 0;
        visibility: hidden;
    }
    
    .slide-item.active {
        display: flex;
        opacity: 1;
        visibility: visible;
    }
    
    .slider-arrow {
        display: none !important;
    }
    
    .slider-dots {
        bottom: 1rem;
    }
    
    .slide-item .hero-headline {
        font-size: 2.15rem !important;
    }
}