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

/* Samsung Logo Renk Paleti: Mavi #1428A0 + Beyaz */
:root {
    --primary-color: #1428A0;
    --primary-dark: #0D1A5C;
    --primary-light: #1E3AB5;
    --secondary-color: #1E3AB5;
    --secondary-light: #2D4AC7;
    --dark-color: #0D1A5C;
    --dark-soft: #1428A0;
    --light-color: #f5f7fa;
    --light-border: #e8ecf4;
    --text-color: #2d3748;
    --text-light: #5a6578;
    --white: #ffffff;
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 20px;
    --shadow: 0 1px 3px rgba(20, 40, 160, 0.06), 0 4px 12px rgba(0, 0, 0, 0.04);
    --shadow-md: 0 4px 6px -1px rgba(20, 40, 160, 0.07), 0 10px 20px -5px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 25px -5px rgba(20, 40, 160, 0.08), 0 20px 40px -10px rgba(0, 0, 0, 0.06);
    --shadow-xl: 0 20px 40px -15px rgba(20, 40, 160, 0.1);
    --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

html {
    scroll-behavior: smooth;
}

::selection {
    background: rgba(20, 40, 160, 0.2);
    color: var(--dark-color);
}

body {
    font-family: 'Inter', system-ui, sans-serif;
    color: var(--text-color);
    line-height: 1.65;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    background: #f5f7fa;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Plus Jakarta Sans', sans-serif;
    font-weight: 700;
    letter-spacing: -0.02em;
}

.container {
    max-width: 1180px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Header Navbar - Yeni tasarım */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(13, 26, 92, 0.98);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    box-shadow: 0 4px 24px rgba(20, 40, 160, 0.2);
}

.header-inner {
    max-width: 1180px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
    min-height: 72px;
}

.header-logo {
    display: flex;
    align-items: center;
    gap: 14px;
    text-decoration: none;
    color: var(--white);
}

.header-logo-icon {
    width: 46px;
    height: 46px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: transform var(--transition);
}

.header-logo-icon i {
    font-size: 2rem;
    color: var(--white);
    display: block;
}

.header-logo:hover .header-logo-icon {
    transform: scale(1.05);
}

.header-logo-wrap {
    display: flex;
    flex-direction: column;
    line-height: 1.2;
}

.header-logo-text {
    font-family: 'Plus Jakarta Sans', sans-serif;
    font-size: 1.25rem;
    font-weight: 800;
    letter-spacing: -0.02em;
    color: var(--white);
}

.header-logo-tag {
    font-size: 0.65rem;
    font-weight: 600;
    color: rgba(255, 255, 255, 0.6);
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

.header-nav {
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.header-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 0.6rem 1rem;
    color: rgba(255, 255, 255, 0.85);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    border-radius: 10px;
    transition: color var(--transition), background var(--transition);
}

.header-link i:first-child {
    font-size: 0.9rem;
    opacity: 0.9;
}

.header-link:hover {
    color: var(--white);
    background: rgba(255, 255, 255, 0.08);
}

.header-link.active {
    color: var(--white);
    background: rgba(255, 255, 255, 0.1);
}

.header-dropdown {
    position: relative;
}

.header-dropdown-btn {
    background: none;
    border: none;
    cursor: pointer;
    font-family: inherit;
}

.header-arrow {
    font-size: 0.65rem;
    margin-left: 4px;
    transition: transform var(--transition);
}

.header-dropdown:hover .header-arrow,
.header-dropdown.open .header-arrow {
    transform: rotate(180deg);
}

.header-dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 200px;
    margin-top: 6px;
    padding: 6px 0;
    background: rgba(13, 26, 92, 0.98);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 12px;
    box-shadow: 0 12px 40px rgba(20, 40, 160, 0.35);
    list-style: none;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-6px);
    transition: opacity var(--transition), transform var(--transition), visibility var(--transition);
    z-index: 100;
}

.header-dropdown:hover .header-dropdown-menu,
.header-dropdown.open .header-dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.header-dropdown-menu a {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 0.6rem 1.2rem;
    color: rgba(255, 255, 255, 0.9);
    text-decoration: none;
    font-size: 0.9rem;
    transition: background var(--transition), color var(--transition);
}

.header-dropdown-menu a i {
    font-size: 0.65rem;
    color: rgba(255, 255, 255, 0.5);
}

.header-dropdown-menu-services {
    min-width: 260px;
}

.header-dropdown-menu-services a {
    justify-content: flex-start;
    text-align: left;
}

.header-dropdown-menu-services a i {
    font-size: 0.95rem;
    color: rgba(255, 255, 255, 0.9);
    min-width: 1.25rem;
}

.header-dropdown-menu-markalar {
    min-width: 220px;
    max-height: 70vh;
    overflow-y: auto;
    display: block;
}

.header-dropdown-menu-markalar a {
    justify-content: flex-start;
    text-align: left;
}

.header-dropdown-menu-markalar a i {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.9);
    min-width: 1.15rem;
}

.header-dropdown-menu a:hover {
    background: rgba(255, 255, 255, 0.08);
    color: var(--white);
}

.header-dropdown-menu a:hover i {
    color: #7ba3ff;
}

.header-phone {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 0.55rem 1.1rem;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    color: var(--white);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9rem;
    transition: background var(--transition);
}

.header-phone:hover {
    background: rgba(255, 255, 255, 0.18);
}

.header-phone i {
    font-size: 1rem;
}

.header-phone-blink i {
    animation: phone-blink 1.5s ease-in-out infinite;
}

@keyframes phone-blink {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.1); }
}

.header-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 5px;
    width: 44px;
    height: 44px;
    padding: 0;
    background: rgba(255, 255, 255, 0.1);
    border: none;
    border-radius: 10px;
    cursor: pointer;
}

.header-toggle span {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--white);
    border-radius: 2px;
    transition: var(--transition);
}

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

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

.header-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* Hero Section */
.hero {
    position: relative;
    height: 100vh;
    min-height: 600px;
    background: url('hero.jpg') center/cover no-repeat;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--white);
    margin-top: 72px;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(105deg, rgba(13, 26, 92, 0.92) 0%, rgba(20, 40, 160, 0.75) 40%, rgba(20, 40, 160, 0.65) 100%);
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 1;
    width: 100%;
    max-width: 100%;
    overflow-x: hidden;
}

.hero-inner {
    max-width: 820px;
    margin: 0;
    text-align: left;
    padding: 2rem 1rem;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: rgba(255, 255, 255, 0.12);
    color: var(--white);
    padding: 0.5rem 1.25rem;
    border-radius: 100px;
    font-size: 0.95rem;
    font-weight: 600;
    margin-bottom: 1.25rem;
    border: 1px solid rgba(255, 255, 255, 0.25);
    backdrop-filter: blur(8px);
    animation: fadeInUp 0.8s ease both;
    letter-spacing: 0.02em;
}

.hero-badge i {
    font-size: 1.1rem;
    color: #7ba3ff;
}

.hero-title {
    font-size: 3.25rem;
    font-weight: 800;
    margin-bottom: 0.75rem;
    line-height: 1.15;
    letter-spacing: -0.02em;
    animation: fadeInUp 0.8s ease 0.1s both;
    overflow-wrap: break-word;
    word-wrap: break-word;
    text-shadow: 0 2px 20px rgba(0, 0, 0, 0.35);
}

.hero-title-accent {
    display: inline-block;
    color: #7ba3ff;
    text-shadow: 0 0 40px rgba(45, 74, 199, 0.4);
    position: relative;
}

.hero-title-accent::after {
    display: none;
}

.hero-tagline {
    font-size: 1.35rem;
    font-weight: 600;
    margin-bottom: 1.25rem;
    opacity: 0.95;
    letter-spacing: 0.02em;
    animation: fadeInUp 0.8s ease 0.2s both;
    text-shadow: 0 1px 14px rgba(0, 0, 0, 0.35);
}

.hero-subtitle {
    font-size: 1.2rem;
    line-height: 1.7;
    margin-bottom: 2.25rem;
    opacity: 0.95;
    animation: fadeInUp 0.8s ease 0.3s both;
    text-shadow: 0 1px 12px rgba(0, 0, 0, 0.4);
}

.hero-actions {
    display: flex;
    align-items: center;
    gap: 2.5rem;
    flex-wrap: wrap;
    animation: fadeInUp 0.8s ease 0.4s both;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: flex-start;
    flex-wrap: wrap;
}

.hero-actions .hero-features {
    margin-bottom: 0;
}

.btn-hero {
    padding: 1rem 2rem;
    border-radius: 10px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1rem;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    transition: all 0.3s ease;
}

.btn-hero-primary {
    background: var(--white);
    color: #1428A0;
    box-shadow: 0 4px 14px rgba(0, 0, 0, 0.15);
}

.btn-hero-primary:hover {
    background: #f5f7fa;
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2);
}

.btn-hero-secondary {
    background: rgba(255, 255, 255, 0.1);
    color: var(--white);
    border: 2px solid rgba(255, 255, 255, 0.5);
    backdrop-filter: blur(6px);
}

.btn-hero-secondary:hover {
    background: var(--white);
    color: #1428A0;
    border-color: var(--white);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2);
}

.btn-hero-pulse {
    animation: heroBtnPulse 2s ease-in-out infinite;
}

@keyframes heroBtnPulse {
    0%, 100% {
        border-color: rgba(255, 255, 255, 0.5);
        box-shadow: 0 0 0 0 rgba(255, 255, 255, 0.25);
    }
    50% {
        border-color: rgba(255, 255, 255, 0.95);
        box-shadow: 0 0 20px 4px rgba(255, 255, 255, 0.35);
    }
}

.hero-features {
    display: flex;
    justify-content: flex-start;
    align-items: center;
    gap: 1.25rem;
    flex-wrap: wrap;
}

.hero-feature {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.95rem;
    font-weight: 600;
    padding: 0.55rem 1.1rem;
    background: rgba(255, 255, 255, 0.08);
    border-radius: 100px;
    border: 1px solid rgba(255, 255, 255, 0.18);
    transition: background var(--transition), border-color var(--transition);
}

.hero-feature:hover {
    background: rgba(255, 255, 255, 0.14);
    border-color: rgba(255, 255, 255, 0.3);
}

.hero-feature i {
    font-size: 1.2rem;
    color: #7ba3ff;
}

/* Hero varyantı: Klima Servisi sayfası (arka plan her zaman hero.jpg) */
.hero--klima {
    background: url('hero.jpg') center/cover no-repeat;
}

.hero--klima .hero-title-accent {
    color: #7dd3fc;
    text-shadow: 0 0 40px rgba(125, 211, 252, 0.35);
}

.hero--klima .hero-badge i,
.hero--klima .hero-feature i {
    color: #7dd3fc;
}

/* Section Header */
.section-header {
    text-align: center;
    margin-bottom: 4.5rem;
}

.section-header h2 {
    font-size: 2.35rem;
    font-weight: 800;
    color: var(--dark-color);
    margin-bottom: 0.75rem;
    letter-spacing: -0.03em;
}

.section-header h2::after {
    content: '';
    display: block;
    width: 60px;
    height: 4px;
    background: linear-gradient(90deg, #1428A0, #2D4AC7);
    margin: 1rem auto 0;
    border-radius: 2px;
}

.section-header p {
    font-size: 1.15rem;
    color: var(--text-light);
    max-width: 560px;
    margin: 0 auto;
    line-height: 1.7;
}

/* Why Us Section */
.why-us {
    padding: 6rem 0;
    background: linear-gradient(180deg, #e8ecf4 0%, var(--light-color) 100%);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.feature-card {
    background: var(--white);
    padding: 2.5rem;
    border-radius: var(--radius-lg);
    text-align: center;
    box-shadow: var(--shadow);
    transition: transform var(--transition), box-shadow var(--transition);
    border: 1px solid rgba(0, 0, 0, 0.04);
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(20, 40, 160, 0.12);
}

.feature-icon {
    width: 72px;
    height: 72px;
    background: linear-gradient(145deg, #1428A0, #0D1A5C);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    color: var(--white);
    font-size: 1.75rem;
    box-shadow: 0 8px 20px rgba(20, 40, 160, 0.35);
    transition: transform var(--transition);
}

.feature-card:hover .feature-icon {
    transform: scale(1.05);
}

.feature-card h3 {
    font-size: 1.35rem;
    margin-bottom: 0.85rem;
    color: var(--dark-color);
    letter-spacing: -0.02em;
}

.feature-card p {
    color: var(--text-light);
    line-height: 1.75;
    font-size: 0.95rem;
}

.feature-card-call {
    border: 2px solid rgba(20, 40, 160, 0.15);
    background: linear-gradient(180deg, rgba(20, 40, 160, 0.04) 0%, var(--white) 100%);
}

.feature-card-call .feature-icon {
    background: linear-gradient(145deg, #1428A0, #0D1A5C);
    box-shadow: 0 8px 24px rgba(20, 40, 160, 0.35);
}

/* Products Section */
.products {
    padding: 6rem 0;
    background: var(--white);
}

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

.product-card {
    background: var(--white);
    border: 1px solid var(--light-border);
    border-radius: var(--radius-lg);
    padding: 2.5rem;
    text-align: center;
    transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
    box-shadow: var(--shadow);
}

.product-card:hover {
    border-color: rgba(20, 40, 160, 0.2);
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
}

.product-icon {
    width: 88px;
    height: 88px;
    background: linear-gradient(145deg, #1428A0, #1E3AB5);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    color: var(--white);
    font-size: 2.25rem;
    box-shadow: 0 8px 24px rgba(20, 40, 160, 0.35);
    transition: transform var(--transition);
}

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

.product-card h3 {
    font-size: 1.5rem;
    margin-bottom: 0.85rem;
    color: var(--dark-color);
    letter-spacing: -0.02em;
}

.product-card > p {
    color: var(--text-light);
    margin-bottom: 1.5rem;
    line-height: 1.75;
    font-size: 0.95rem;
}

.product-services {
    list-style: none;
    text-align: left;
    margin-bottom: 2rem;
}

.product-services li {
    padding: 0.5rem 0;
    color: var(--text-color);
    display: flex;
    align-items: center;
    gap: 10px;
}

.product-services i {
    color: #1428A0;
    font-size: 0.9rem;
}

.btn-product {
    background: linear-gradient(145deg, #1428A0, #0D1A5C);
    color: var(--white);
    padding: 0.8rem 2rem;
    border-radius: var(--radius-md);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.95rem;
    display: inline-block;
    transition: transform var(--transition), box-shadow var(--transition);
    box-shadow: 0 4px 14px rgba(20, 40, 160, 0.4);
}

.btn-product:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 22px rgba(20, 40, 160, 0.45);
}

/* Products Grid - 5'erli */
.products-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 1.5rem;
}

.product-slide {
    min-height: 280px;
    border-radius: var(--radius-lg);
    overflow: hidden;
    position: relative;
    border: 1px solid var(--light-border);
    box-shadow: var(--shadow);
    transition: transform var(--transition), box-shadow var(--transition);
}

.product-slide:hover {
    box-shadow: var(--shadow-lg);
}

.product-slide-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.product-slide-bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.product-slide-content {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1;
    padding: 1.5rem 1.25rem;
    background: linear-gradient(to top, rgba(13, 26, 92, 0.92) 0%, rgba(13, 26, 92, 0.6) 50%, transparent 100%);
    text-align: center;
}

.product-slide-content h3 {
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
    color: var(--white);
    letter-spacing: -0.02em;
}

.product-slide-content p {
    color: rgba(255, 255, 255, 0.9);
    font-size: 0.85rem;
    line-height: 1.5;
    margin-bottom: 1rem;
}

.product-slide-content .btn-product {
    padding: 0.6rem 1.35rem;
    font-size: 0.88rem;
}

/* How It Works Section */
.how-it-works {
    padding: 6rem 0;
    background: linear-gradient(180deg, var(--light-color) 0%, #e8ecf4 100%);
}

.steps-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 2rem;
}

.step {
    flex: 1;
    min-width: 200px;
    text-align: center;
    position: relative;
}

.step-number {
    width: 56px;
    height: 56px;
    background: linear-gradient(145deg, #1428A0, #0D1A5C);
    color: var(--white);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.35rem;
    font-weight: 800;
    margin: 0 auto 1rem;
    box-shadow: 0 4px 14px rgba(20, 40, 160, 0.35);
}

.step-icon {
    width: 88px;
    height: 88px;
    background: var(--white);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    color: #1428A0;
    font-size: 2.25rem;
    box-shadow: var(--shadow-md);
    border: 1px solid rgba(20, 40, 160, 0.08);
    transition: transform var(--transition);
}

.step:hover .step-icon {
    transform: scale(1.05);
}

.step h3 {
    font-size: 1.35rem;
    margin-bottom: 0.75rem;
    color: var(--dark-color);
    letter-spacing: -0.02em;
}

.step p {
    color: var(--text-light);
    line-height: 1.75;
    font-size: 0.95rem;
}

.step-arrow {
    color: #1E3AB5;
    font-size: 1.5rem;
    display: flex;
    align-items: center;
    opacity: 0.8;
}

/* Stats Section */
.stats {
    padding: 5rem 0;
    background: linear-gradient(135deg, #0D1A5C 0%, #1428A0 50%, #1E3AB5 100%);
    color: var(--white);
    position: relative;
    overflow: hidden;
}

.stats::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    opacity: 0.5;
    pointer-events: none;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
    position: relative;
    z-index: 1;
}

.stat-item {
    text-align: center;
}

.stat-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    opacity: 0.85;
}

.stat-number {
    font-size: 3.25rem;
    font-weight: 800;
    margin-bottom: 0.5rem;
    letter-spacing: -0.02em;
    text-shadow: 0 2px 20px rgba(0, 0, 0, 0.2);
}

.stat-label {
    font-size: 1.1rem;
    opacity: 0.9;
    font-weight: 500;
}

/* Beyaz Eşya Servisi Makalesi */
.article-section {
    padding: 5rem 0;
    background: linear-gradient(180deg, var(--light-color) 0%, var(--white) 100%);
}

.article-wrapper {
    display: grid;
    grid-template-columns: 1fr 1.1fr;
    gap: 3.5rem;
    align-items: center;
    max-width: 1100px;
    margin: 0 auto;
}

.article-image {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--light-border);
}

.article-image img {
    width: 100%;
    height: auto;
    display: block;
    object-fit: cover;
}

.article-content h2 {
    font-size: 2rem;
    font-weight: 800;
    color: var(--dark-color);
    margin-bottom: 1rem;
    letter-spacing: -0.03em;
}

.article-content h2::after {
    content: '';
    display: block;
    width: 48px;
    height: 4px;
    background: linear-gradient(90deg, #1428A0, #2D4AC7);
    margin-top: 0.75rem;
    border-radius: 2px;
}

.article-lead {
    font-size: 1.15rem;
    font-weight: 600;
    color: var(--text-color);
    line-height: 1.7;
    margin-bottom: 1.25rem;
}

.article-content p {
    color: var(--text-light);
    line-height: 1.8;
    margin-bottom: 1.25rem;
    font-size: 1rem;
}

.btn-article {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-top: 0.5rem;
    padding: 0.85rem 1.75rem;
    background: linear-gradient(145deg, #1428A0, #0D1A5C);
    color: var(--white);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.95rem;
    border-radius: var(--radius-md);
    box-shadow: 0 4px 14px rgba(20, 40, 160, 0.3);
    transition: transform var(--transition), box-shadow var(--transition);
}

.btn-article:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(20, 40, 160, 0.4);
}

/* CTA Section */
.cta-section {
    position: relative;
    padding: 3.5rem 0;
    background: linear-gradient(135deg, #1428A0 0%, #1E3AB5 100%);
    color: var(--white);
    text-align: center;
    box-shadow: 0 -4px 30px rgba(20, 40, 160, 0.15);
    overflow: hidden;
}

.cta-technician-img {
    position: absolute;
    bottom: 0;
    right: 0;
    max-height: 280px;
    width: auto;
    object-fit: contain;
    object-position: bottom right;
    opacity: 0.95;
    pointer-events: none;
}

.cta-content h2 {
    font-size: 2.25rem;
    margin-bottom: 1rem;
    font-weight: 800;
    letter-spacing: -0.02em;
    text-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
}

.cta-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(255, 255, 255, 0.2);
    color: var(--white);
    padding: 0.45rem 1.1rem;
    border-radius: 100px;
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 1rem;
    border: 1px solid rgba(255, 255, 255, 0.35);
    letter-spacing: 0.02em;
}

.cta-content p {
    font-size: 1.2rem;
    margin-bottom: 2.25rem;
    opacity: 0.95;
    max-width: 640px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.65;
}

.contact-item-call .contact-icon {
    background: linear-gradient(145deg, #1428A0, #1E3AB5);
    box-shadow: 0 4px 18px rgba(20, 40, 160, 0.4);
}

.cta-buttons {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    flex-wrap: wrap;
}

.btn-cta {
    padding: 1rem 2rem;
    border-radius: var(--radius-md);
    text-decoration: none;
    font-weight: 600;
    font-size: 1.05rem;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    transition: transform var(--transition), box-shadow var(--transition);
}

.btn-cta-primary {
    background: var(--white);
    color: #1428A0;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
}

.btn-cta-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 28px rgba(0, 0, 0, 0.2);
}

.btn-cta-whatsapp {
    background: #25d366;
    color: var(--white);
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.35);
}

.btn-cta-whatsapp:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 28px rgba(37, 211, 102, 0.45);
}

/* Alt sayfa makale: liste ve CTA kutusu */
.page-service-list {
    list-style: none;
    margin: 1.5rem 0;
    padding: 0;
}

.page-service-list li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.6rem 0;
    border-bottom: 1px solid var(--light-border);
    color: var(--text-color);
}

.page-service-list li:last-child {
    border-bottom: none;
}

.page-service-list li i {
    color: #1428A0;
    font-size: 1rem;
}

.page-cta-box {
    margin-top: 2.5rem;
    padding: 2rem;
    background: linear-gradient(135deg, #1428A0 0%, #1E3AB5 100%);
    color: var(--white);
    border-radius: var(--radius-lg);
    text-align: center;
}

.page-cta-box p {
    margin-bottom: 1.25rem;
    color: var(--white);
    opacity: 0.95;
}

.page-cta-box .btn-cta-primary {
    background: var(--white);
    color: #1428A0;
}

/* Contact Section */
.contact {
    padding: 6rem 0;
    background: linear-gradient(180deg, #f5f7fa 0%, var(--white) 100%);
}

.contact-wrapper {
    max-width: 900px;
    margin: 0 auto;
}

.contact-info {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
}

.contact-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 1.25rem;
    padding: 2rem 1.5rem;
    background: var(--white);
    border-radius: var(--radius-md);
    border: 1px solid var(--light-border);
    box-shadow: var(--shadow);
    transition: box-shadow var(--transition), border-color var(--transition);
}

.contact-item:hover {
    box-shadow: var(--shadow-md);
    border-color: rgba(20, 40, 160, 0.15);
}

.contact-icon {
    width: 56px;
    height: 56px;
    background: linear-gradient(145deg, #1428A0, #0D1A5C);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.35rem;
    flex-shrink: 0;
    box-shadow: 0 4px 14px rgba(20, 40, 160, 0.3);
}

.contact-item .contact-details {
    flex: 1;
}

.contact-details h3 {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
    color: var(--dark-color);
    font-weight: 700;
}

.contact-details a {
    color: #1428A0;
    text-decoration: none;
    display: block;
    margin-bottom: 0.3rem;
    transition: color 0.3s ease;
}

.contact-details a:hover {
    color: #0D1A5C;
}

.contact-details p {
    color: var(--text-light);
    line-height: 1.8;
}

/* Google Maps - Türkiye */
.map-section {
    margin: 0;
    padding: 0;
    overflow: hidden;
    line-height: 0;
}

.map-section iframe {
    line-height: 0;
}

.map-section iframe {
    width: 100%;
    height: 400px;
    vertical-align: middle;
}

@media (max-width: 768px) {
    .map-section iframe {
        height: 300px;
    }
}

/* Footer */
.footer {
    background: linear-gradient(180deg, #0D1A5C 0%, #0a1145 100%);
    color: var(--white);
    padding: 4.5rem 0 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-section h3,
.footer-section h4 {
    margin-bottom: 1.5rem;
    font-size: 1.3rem;
}

.footer-section p {
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.8;
    margin-bottom: 1.5rem;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 0.8rem;
}

.footer-section ul li a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: color 0.3s ease;
    display: flex;
    align-items: center;
    gap: 8px;
}

.footer-section ul li a:hover {
    color: var(--white);
}

.social-links {
    display: flex;
    gap: 1rem;
}

.social-links a {
    width: 42px;
    height: 42px;
    background: rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.1rem;
    transition: transform var(--transition), background var(--transition);
}

.social-links a:hover {
    background: rgba(255, 255, 255, 0.18);
    transform: translateY(-2px);
}

/* Footer - Hemen Ara sticky sabit sağ alt (Samsung palet, online uyarı) */
.footer-hemen-ara-fixed {
    position: fixed !important;
    bottom: 0;
    right: 0;
    margin: 0 1rem 1rem 0;
    z-index: 9999;
}

.footer-hemen-ara {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 64px;
    height: 64px;
    padding: 0;
    background: linear-gradient(145deg, #ffffff 0%, #f0f4ff 100%);
    color: #1428A0;
    text-decoration: none;
    border-radius: 50%;
    box-shadow: 0 4px 24px rgba(20, 40, 160, 0.25), 0 2px 10px rgba(0, 0, 0, 0.06);
    border: 1px solid rgba(20, 40, 160, 0.12);
    transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.footer-hemen-ara:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 32px rgba(20, 40, 160, 0.3);
}

/* İkon + etrafında yanıp sönen halka */
.footer-hemen-ara-icon-wrap {
    position: relative;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.footer-hemen-ara-icon-wrap::before {
    content: '';
    position: absolute;
    inset: -4px;
    border-radius: 50%;
    border: 2px solid #1428A0;
    opacity: 0.5;
    animation: footer-icon-pulse 2s ease-out infinite;
}

.footer-hemen-ara-icon-wrap::after {
    content: '';
    position: absolute;
    inset: -4px;
    border-radius: 50%;
    border: 2px solid #1E3AB5;
    opacity: 0.35;
    animation: footer-icon-pulse 2s ease-out infinite 0.7s;
}

@keyframes footer-icon-pulse {
    0% {
        transform: scale(0.85);
        opacity: 0.6;
    }
    100% {
        transform: scale(1.5);
        opacity: 0;
    }
}

.footer-hemen-ara-icon-wrap i {
    position: relative;
    z-index: 1;
    font-size: 1.5rem;
    color: #1428A0;
}

@media (max-width: 768px) {
    .footer-hemen-ara-fixed {
        margin: 0 0.75rem 0.75rem 0;
    }

    .footer-hemen-ara {
        width: 56px;
        height: 56px;
    }

    .footer-hemen-ara-icon-wrap {
        width: 40px;
        height: 40px;
    }

    .footer-hemen-ara-icon-wrap i {
        font-size: 1.25rem;
    }
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    color: rgba(255, 255, 255, 0.55);
    font-size: 0.9rem;
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Responsive Design */
@media (max-width: 968px) {
    .header-phone {
        display: none;
    }

    .header-nav {
        position: fixed;
        left: -100%;
        top: 72px;
        flex-direction: column;
        background: rgba(13, 26, 92, 0.98);
        backdrop-filter: saturate(180%) blur(12px);
        width: 100%;
        height: calc(100vh - 72px);
        text-align: left;
        transition: left 0.3s ease;
        box-shadow: 0 12px 40px rgba(20, 40, 160, 0.3);
        padding: 1.5rem 0;
        gap: 0;
        overflow-y: auto;
        z-index: 99;
    }

    .header-nav.active {
        left: 0;
    }

    .header-link {
        width: 100%;
        padding: 1rem 1.5rem;
        border-radius: 0;
        justify-content: flex-start;
        color: rgba(255, 255, 255, 0.9);
    }

    .header-link:hover {
        background: rgba(255, 255, 255, 0.08);
        color: var(--white);
    }

    .header-dropdown {
        flex-direction: column;
        width: 100%;
    }

    .header-dropdown-menu {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        margin: 0;
        max-height: 0;
        overflow: hidden;
        padding: 0;
        box-shadow: none;
        border: none;
        border-radius: 0;
        background: rgba(0, 0, 0, 0.2);
        transition: max-height 0.3s ease;
        width: 100%;
    }

    .header-dropdown.open .header-dropdown-menu {
        max-height: 320px;
        padding: 0.5rem 0;
    }

    /* Markalar menüsü mobilde uzun liste: yüksek alan + kaydırma */
    .header-dropdown.open .header-dropdown-menu-markalar {
        max-height: 65vh;
        overflow-y: auto;
        -webkit-overflow-scrolling: touch;
    }

    .header-dropdown-menu li a {
        padding: 0.75rem 1.5rem 0.75rem 2.5rem;
        color: rgba(255, 255, 255, 0.85);
    }

    .header-toggle {
        display: flex;
    }

    .header-toggle.active .header-toggle-bar:nth-child(1) {
        transform: translateY(7px) rotate(45deg);
    }

    .header-toggle.active .header-toggle-bar:nth-child(2) {
        opacity: 0;
    }

    .header-toggle.active .header-toggle-bar:nth-child(3) {
        transform: translateY(-7px) rotate(-45deg);
    }

    .hero {
        margin-top: 72px;
        min-height: auto;
        height: auto;
        padding: 3rem 0;
        align-items: flex-start;
    }

    .hero-inner {
        padding: 0 0.5rem;
    }

    .hero-title {
        font-size: 2.35rem;
        word-wrap: break-word;
        overflow-wrap: break-word;
    }

    .hero-tagline {
        font-size: 1.15rem;
    }

    .hero-subtitle {
        font-size: 1.1rem;
        margin-bottom: 1.75rem;
    }

    .hero-buttons {
        margin-bottom: 1.75rem;
    }

    .steps-container {
        flex-direction: column;
    }

    .step-arrow {
        transform: rotate(90deg);
        margin: 1rem 0;
    }

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

    .section-header h2 {
        font-size: 2rem;
    }

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

@media (max-width: 968px) {
    .products-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 768px) {
    .products-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
    }

    .product-slide {
        min-height: 240px;
    }

    .article-wrapper {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .article-content h2 {
        font-size: 1.65rem;
    }

    .cta-technician-img {
        max-height: 160px;
    }

    .hero {
        margin-top: 72px;
        min-height: auto;
        height: auto;
        padding: 2rem 0;
        align-items: flex-start;
    }

    .hero-content {
        width: 100%;
    }

    .hero-content .container {
        padding-left: 1rem;
        padding-right: 1rem;
    }

    .hero-inner {
        padding: 0;
        max-width: 100%;
    }

    .hero-badge {
        font-size: 0.9rem;
        padding: 0.4rem 1rem;
        margin-bottom: 1rem;
    }

    .hero-title {
        font-size: 1.75rem;
        line-height: 1.25;
        margin-bottom: 0.5rem;
        word-wrap: break-word;
        overflow-wrap: break-word;
    }

    .hero-tagline {
        font-size: 1rem;
        margin-bottom: 1rem;
    }

    .hero-subtitle {
        font-size: 0.95rem;
        line-height: 1.6;
        margin-bottom: 1.5rem;
    }

    .hero-actions {
        flex-direction: column;
        align-items: flex-start;
        gap: 1.5rem;
    }

    .hero-buttons {
        flex-direction: column;
        width: 100%;
    }

    .btn-hero {
        width: 100%;
        justify-content: center;
        padding: 0.9rem 1.25rem;
        font-size: 1rem;
    }

    .hero-features {
        flex-direction: row;
        gap: 0.75rem;
    }

    .hero-feature {
        padding: 0.5rem 0.85rem;
        font-size: 0.9rem;
        box-sizing: border-box;
    }

    .features-grid,
    .products-grid {
        grid-template-columns: 1fr;
    }

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

    .stat-number {
        font-size: 2.5rem;
    }

    .footer-content {
        grid-template-columns: 1fr;
    }

    .contact-info {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .products-grid {
        grid-template-columns: 1fr;
    }

    .logo-main {
        font-size: 0.9rem;
    }

    .logo-sub {
        font-size: 0.55rem;
    }

    .logo-icon {
        width: 38px;
        height: 38px;
        font-size: 1.1rem;
    }

    .hero {
        min-height: auto;
        padding: 1.5rem 0;
    }

    .hero-title {
        font-size: 1.5rem;
        line-height: 1.3;
    }

    .hero-title-accent::after {
        height: 3px;
        bottom: 2px;
    }

    .hero-tagline {
        font-size: 0.9rem;
    }

    .hero-subtitle {
        font-size: 0.9rem;
        margin-bottom: 1.25rem;
    }

    .btn-hero {
        padding: 0.85rem 1rem;
        font-size: 0.95rem;
    }

    .section-header h2 {
        font-size: 1.75rem;
    }

    .stats-grid {
        grid-template-columns: 1fr;
    }
}