/* =========================================
   CSS Reset & Variables
   ========================================= */
:root {
    --primary: #0066FF;
    --primary-dark: #004Cbf;
    --secondary: #101828;
    --whatsapp: #25D366;
    --whatsapp-dark: #1DA851;
    --text-main: #344054;
    --text-muted: #667085;
    --bg-main: #FAFAFA;
    --bg-light: #F2F4F7;
    --bg-card: #FFFFFF;
    
    --border-color: #E4E7EC;
    
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;

    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --shadow-sm: 0 1px 2px rgba(16, 24, 40, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(16, 24, 40, 0.1), 0 2px 4px -1px rgba(16, 24, 40, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(16, 24, 40, 0.1), 0 4px 6px -2px rgba(16, 24, 40, 0.05);
    --shadow-glow: 0 0 20px rgba(0, 102, 255, 0.2);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

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

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    color: var(--secondary);
    line-height: 1.2;
}

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

ul {
    list-style: none;
}

/* =========================================
   Typography & Utilities
   ========================================= */
.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
}

.section {
    padding: 100px 0;
}

.text-center { text-align: center; }
.mt-3 { margin-top: 1rem; }
.mt-5 { margin-top: 3rem; }
.text-muted { color: var(--text-muted); }
.bg-light { background-color: var(--bg-light); }

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--text-muted);
    max-width: 700px;
    margin: 0 auto 3rem auto;
}

/* =========================================
   Buttons
   ========================================= */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    border-radius: 8px;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    border: 2px solid transparent;
    transition: var(--transition);
}

.btn i {
    font-size: 1.25rem;
}

.btn-primary {
    background-color: var(--whatsapp);
    color: white;
}
.btn-primary:hover {
    background-color: var(--whatsapp-dark);
    transform: translateY(-2px);
    box-shadow: 0 10px 15px -3px rgba(37, 211, 102, 0.3);
}

.btn-secondary {
    background-color: var(--secondary);
    color: white;
}
.btn-secondary:hover {
    background-color: #000;
    transform: translateY(-2px);
}

.btn-outline {
    border-color: var(--border-color);
    background: transparent;
    color: var(--secondary);
}
.btn-outline:hover {
    border-color: var(--secondary);
    background: var(--secondary);
    color: white;
}

.btn-outline-light {
    border-color: rgba(255, 255, 255, 0.5);
    background: transparent;
    color: white;
}
.btn-outline-light:hover {
    border-color: white;
    background: white;
    color: var(--secondary);
}

.btn-lg {
    padding: 16px 32px;
    font-size: 1.125rem;
}

/* =========================================
   Navigation
   ========================================= */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    z-index: 1000;
    border-bottom: 1px solid var(--border-color);
    transition: var(--transition);
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.95);
    box-shadow: var(--shadow-sm);
}

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

.logo {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--secondary);
    display: flex;
    align-items: center;
    gap: 8px;
}

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

.logo i {
    color: var(--primary);
    font-size: 2rem;
}

.nav-links {
    display: flex;
    gap: 2rem;
}

.nav-links a {
    font-weight: 500;
    color: var(--text-main);
}
.nav-links a:hover {
    color: var(--primary);
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--secondary);
    cursor: pointer;
}

/* =========================================
   Hero Section
   ========================================= */
.hero {
    position: relative;
    padding: 160px 0 100px;
    min-height: 100vh;
    display: flex;
    align-items: center;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    overflow: hidden;
    background: #f8fbff;
}

.blob {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.6;
}

.blob-1 {
    width: 500px;
    height: 500px;
    background: rgba(0, 102, 255, 0.2);
    top: -100px;
    right: -100px;
    animation: float 10s ease-in-out infinite alternate;
}

.blob-2 {
    width: 400px;
    height: 400px;
    background: rgba(37, 211, 102, 0.15);
    bottom: -50px;
    left: -100px;
    animation: float 8s ease-in-out infinite alternate-reverse;
}

.glass-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(255,255,255,0.1) 0%, rgba(255,255,255,0.8) 100%);
}

@keyframes float {
    0% { transform: translate(0, 0); }
    100% { transform: translate(50px, 50px); }
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.badge {
    display: inline-block;
    padding: 6px 12px;
    background: rgba(0, 102, 255, 0.1);
    color: var(--primary);
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 24px;
    border: 1px solid rgba(0, 102, 255, 0.2);
}

.hero h1 {
    font-size: 3.5rem;
    margin-bottom: 24px;
    letter-spacing: -0.02em;
}

.hero .highlight {
    color: var(--primary);
}

.hero p {
    font-size: 1.25rem;
    color: var(--text-muted);
    margin-bottom: 40px;
    max-width: 90%;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

/* Glass Mockup Card */
.glass-card {
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.4);
    border-radius: 24px;
    box-shadow: 0 30px 60px rgba(0,0,0,0.08);
}

.mockup-card {
    overflow: hidden;
    transform: perspective(1000px) rotateY(-5deg) rotateX(5deg);
    transition: var(--transition);
}

.mockup-card:hover {
    transform: perspective(1000px) rotateY(0deg) rotateX(0deg);
}

.mockup-header {
    background: rgba(255, 255, 255, 0.9);
    padding: 16px 20px;
    border-bottom: 1px solid rgba(0,0,0,0.05);
    display: flex;
    align-items: center;
    gap: 16px;
}

.dots {
    display: flex;
    gap: 6px;
}

.dots span {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: #E4E7EC;
}

.dots span:nth-child(1) { background: #FF5F56; }
.dots span:nth-child(2) { background: #FFBD2E; }
.dots span:nth-child(3) { background: #27C93F; }

.url {
    background: var(--bg-light);
    padding: 4px 12px;
    border-radius: 12px;
    font-size: 0.75rem;
    color: var(--text-muted);
    flex: 1;
    text-align: center;
    font-family: monospace;
}

.mockup-body {
    padding: 32px;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.stat-row {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px;
    background: white;
    border-radius: 16px;
    box-shadow: var(--shadow-sm);
}

.stat-icon {
    width: 48px;
    height: 48px;
    background: var(--bg-light);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    font-size: 1.5rem;
}

.stat-info {
    display: flex;
    flex-direction: column;
}

.stat-info strong {
    font-size: 1rem;
    color: var(--secondary);
}

.stat-info span {
    font-size: 0.875rem;
    color: var(--text-muted);
}

/* =========================================
   Services Section
   ========================================= */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
}

.service-card {
    background: var(--bg-card);
    padding: 40px 30px;
    border-radius: 20px;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(0, 102, 255, 0.2);
}

.service-icon {
    width: 64px;
    height: 64px;
    background: rgba(0, 102, 255, 0.1);
    color: var(--primary);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    margin-bottom: 24px;
}

.service-card h3 {
    font-size: 1.5rem;
    margin-bottom: 16px;
}

.service-card p {
    color: var(--text-muted);
}

.note {
    font-size: 0.875rem;
    color: var(--text-muted);
    font-style: italic;
}

.services-buttons {
    display: flex;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
    margin-top: 24px;
}

/* =========================================
   Brands Section
   ========================================= */
.brands-categories {
    display: grid;
    grid-template-columns: 1fr;
    gap: 50px;
}

.brand-category h4 {
    font-size: 1.5rem;
    margin-bottom: 24px;
    color: var(--secondary);
    border-bottom: 2px solid var(--border-color);
    padding-bottom: 10px;
}

.brands-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: 20px;
}

.brand-card {
    background: white;
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 24px 16px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    height: 140px;
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
    position: relative;
    overflow: hidden;
}

.brand-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
    border-color: var(--primary);
}

.brand-card img {
    max-width: 80px;
    max-height: 48px;
    object-fit: contain;
    margin-bottom: 12px;
    filter: grayscale(100%);
    opacity: 0.8;
    transition: var(--transition);
}

.brand-card:hover img {
    filter: grayscale(0%);
    opacity: 1;
}

.brand-fallback-logo {
    display: none;
    width: 48px;
    height: 48px;
    background: var(--bg-light);
    border-radius: 50%;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    color: var(--primary);
    font-size: 1.25rem;
    margin-bottom: 12px;
    text-transform: uppercase;
}

.brand-card span {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-main);
    display: block;
}

/* =========================================
   CTA Section
   ========================================= */
.cta-box {
    background: linear-gradient(135deg, var(--secondary) 0%, #1d2939 100%);
    color: white;
    padding: 60px;
    border-radius: 32px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta-box h2 {
    color: white;
    font-size: 2.5rem;
    margin-bottom: 20px;
}

.cta-box p {
    font-size: 1.25rem;
    opacity: 0.9;
    max-width: 700px;
    margin: 0 auto 40px auto;
}

.cta-buttons {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
}

/* =========================================
   Footer
   ========================================= */
.footer {
    background: white;
    padding: 80px 0 40px;
    border-top: 1px solid var(--border-color);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 60px;
}

.footer h4 {
    font-size: 1.125rem;
    margin-bottom: 24px;
}

.footer ul {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.footer ul a {
    color: var(--text-muted);
}
.footer ul a:hover {
    color: var(--primary);
}

.contact-info li {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    color: var(--text-muted);
}

.contact-info i {
    font-size: 1.25rem;
    color: var(--primary);
}

.footer-bottom {
    border-top: 1px solid var(--border-color);
    padding-top: 40px;
    color: var(--text-muted);
    font-size: 0.875rem;
}

/* =========================================
   Responsive Design
   ========================================= */
@media (max-width: 992px) {
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    .hero h1 {
        font-size: 2.5rem;
    }
    .hero p {
        margin: 0 auto 40px auto;
    }
    .hero-buttons {
        justify-content: center;
    }
    .mockup-card {
        max-width: 500px;
        margin: 0 auto;
        transform: none;
    }
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .nav-links, .nav-actions {
        display: none;
    }
    .mobile-menu-btn {
        display: block;
    }
    .section {
        padding: 60px 0;
    }
    .cta-box {
        padding: 40px 20px;
    }
    .cta-box h2 {
        font-size: 2rem;
    }
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
}

/* =========================================
   Hizmetler Sayfası Özel Stilleri (Merged)
   ========================================= */

.page-header {
    background: linear-gradient(135deg, #101828 0%, #1d2939 100%);
    color: white;
    padding: 160px 0 80px 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.page-header h1 {
    color: white;
    font-size: 3rem;
    margin-top: 16px;
    margin-bottom: 24px;
    letter-spacing: -0.02em;
}

.page-header p {
    font-size: 1.25rem;
    color: #98A2B3;
    max-width: 800px;
    margin: 0 auto;
}

/* Detailed Services Structure */
.detailed-services {
    padding: 80px 0;
    background: #FAFAFA;
}

.service-detail-block {
    display: flex;
    flex-direction: column;
    gap: 30px;
    padding: 40px 0;
}

.service-tag {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 0.875rem;
    font-weight: 700;
    color: var(--primary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 16px;
}

.service-tag i {
    font-size: 1.25rem;
}

.service-detail-info h2 {
    font-size: 2.25rem;
    font-weight: 800;
    margin-bottom: 20px;
    letter-spacing: -0.01em;
}

.service-detail-info > p {
    font-size: 1.125rem;
    color: var(--text-muted);
    margin-bottom: 40px;
    line-height: 1.7;
}

/* Feature List */
.feature-list {
    display: grid;
    grid-template-columns: 1fr;
    gap: 32px;
    margin-bottom: 40px;
}

.feature-item {
    background: white;
    padding: 30px;
    border-radius: 16px;
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.feature-item:hover {
    box-shadow: var(--shadow-md);
    border-color: rgba(0, 102, 255, 0.1);
    transform: translateY(-2px);
}

.feature-item h5 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--secondary);
}

.feature-item p {
    color: var(--text-muted);
    font-size: 1rem;
    line-height: 1.6;
}

/* Tech Badges */
.tech-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 24px;
}

.tech-badges span {
    background: #F2F4F7;
    color: var(--text-main);
    padding: 6px 14px;
    border-radius: 8px;
    font-size: 0.875rem;
    font-weight: 600;
    border: 1px solid var(--border-color);
}

.divider {
    border: 0;
    height: 1px;
    background: var(--border-color);
    margin: 60px 0;
}

/* Responsive Grid for Feature List */
@media (min-width: 768px) {
    .feature-list {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .page-header h1 {
        font-size: 2.25rem;
    }
    .page-header p {
        font-size: 1.1rem;
    }
    .service-detail-info h2 {
        font-size: 1.75rem;
    }
}