/* ============================================
   SILAY BİLİŞİM TEKNOLOJİ - ANA STİL
   Modern, Premium, Glassmorphism Tasarım
   ============================================ */

/* ---- CSS Variables ---- */
:root {
    /* Primary Colors */
    --primary: #0f172a;
    --primary-light: #1e293b;
    --primary-dark: #020617;
    
    /* Accent Gradient */
    --accent: #3b82f6;
    --accent-2: #8b5cf6;
    --accent-3: #06b6d4;
    --gradient: linear-gradient(135deg, #3b82f6, #8b5cf6);
    --gradient-2: linear-gradient(135deg, #06b6d4, #3b82f6);
    --gradient-3: linear-gradient(135deg, #8b5cf6, #ec4899);
    
    /* Semantic Colors */
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
    --info: #06b6d4;
    
    /* Neutrals */
    --bg: #f8fafc;
    --bg-card: #ffffff;
    --text: #1e293b;
    --text-muted: #64748b;
    --text-light: #94a3b8;
    --border: #e2e8f0;
    --border-light: #f1f5f9;
    
    /* Typography */
    --font: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    
    /* Spacing */
    --section-padding: 100px 0;
    --container-width: 1200px;
    
    /* Effects */
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
    --shadow: 0 4px 20px rgba(0,0,0,0.08);
    --shadow-lg: 0 10px 40px rgba(0,0,0,0.12);
    --shadow-xl: 0 20px 60px rgba(0,0,0,0.15);
    --glass: rgba(255,255,255,0.7);
    --glass-border: rgba(255,255,255,0.3);
    --radius: 16px;
    --radius-sm: 8px;
    --radius-lg: 24px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

body {
    font-family: var(--font);
    color: var(--text);
    background: var(--bg);
    line-height: 1.7;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

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

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

ul { list-style: none; }

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 20px;
}

/* ---- Preloader ---- */
#preloader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 99999;
    transition: opacity 0.5s, visibility 0.5s;
}

#preloader.hidden {
    opacity: 0;
    visibility: hidden;
}

.preloader-inner {
    text-align: center;
}

.preloader-icon {
    font-size: 3rem;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: pulse 1.5s infinite;
}

.preloader-text {
    color: white;
    font-size: 1.2rem;
    font-weight: 600;
    margin-top: 15px;
    letter-spacing: 3px;
    text-transform: uppercase;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.2); }
}

/* ---- Navbar ---- */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 20px 0;
    transition: var(--transition);
}

.navbar.scrolled {
    background: rgba(15, 23, 42, 0.95);
    backdrop-filter: blur(20px);
    padding: 12px 0;
    box-shadow: 0 4px 30px rgba(0,0,0,0.2);
}

.navbar .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.navbar-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.5rem;
    color: white;
    font-weight: 300;
}

.navbar-brand i {
    font-size: 1.8rem;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.navbar-brand strong {
    font-weight: 800;
}

.navbar-menu {
    display: flex;
    align-items: center;
    gap: 40px;
}

.navbar-nav {
    display: flex;
    gap: 8px;
}

.nav-link {
    color: rgba(255,255,255,0.7);
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    font-weight: 500;
    font-size: 0.95rem;
    position: relative;
    transition: var(--transition);
}

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

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 20px;
    height: 3px;
    background: var(--gradient);
    border-radius: 2px;
}

.navbar-cta {
    border: 1px solid rgba(255,255,255,0.3);
    color: white;
    padding: 8px 20px;
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 6px;
}

.navbar-cta:hover {
    background: var(--gradient);
    border-color: transparent;
}

/* Mobile Toggle */
.navbar-toggler {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}

.navbar-toggler span {
    width: 25px;
    height: 2px;
    background: white;
    border-radius: 2px;
    transition: var(--transition);
}

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

.navbar-toggler.active span:nth-child(2) {
    opacity: 0;
}

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

/* ---- Buttons ---- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 28px;
    border: none;
    border-radius: var(--radius-sm);
    font-family: var(--font);
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
    line-height: 1.5;
}

.btn-primary {
    background: var(--gradient);
    color: white;
    box-shadow: 0 4px 15px rgba(59, 130, 246, 0.4);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(59, 130, 246, 0.5);
}

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

.btn-secondary:hover {
    background: var(--primary-light);
    transform: translateY(-2px);
}

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

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

.btn-outline-light {
    background: transparent;
    color: white;
    border: 1px solid rgba(255,255,255,0.3);
}

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

.btn-lg {
    padding: 16px 36px;
    font-size: 1.05rem;
}

.btn-sm {
    padding: 8px 18px;
    font-size: 0.85rem;
}

/* ---- Section Styles ---- */
.section {
    padding: var(--section-padding);
    position: relative;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 16px;
    background: rgba(59, 130, 246, 0.1);
    color: var(--accent);
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 16px;
    border: 1px solid rgba(59, 130, 246, 0.2);
}

.section-title {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--primary);
    margin-bottom: 16px;
    line-height: 1.2;
}

.section-title span {
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-desc {
    font-size: 1.1rem;
    color: var(--text-muted);
    max-width: 600px;
    margin: 0 auto;
}

/* ---- Hero Section ---- */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: var(--primary);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 50%, rgba(59, 130, 246, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(139, 92, 246, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 50% 80%, rgba(6, 182, 212, 0.1) 0%, transparent 50%);
}

/* Circuit Board Pattern */
.hero::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        linear-gradient(rgba(59, 130, 246, 0.05) 1px, transparent 1px),
        linear-gradient(90deg, rgba(59, 130, 246, 0.05) 1px, transparent 1px);
    background-size: 60px 60px;
    animation: gridMove 20s linear infinite;
}

@keyframes gridMove {
    0% { transform: translate(0, 0); }
    100% { transform: translate(60px, 60px); }
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 700px;
}

.hero .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 60px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 20px;
    background: rgba(59, 130, 246, 0.15);
    border: 1px solid rgba(59, 130, 246, 0.3);
    border-radius: 50px;
    color: var(--accent);
    font-size: 0.9rem;
    font-weight: 500;
    margin-bottom: 24px;
    animation: fadeInUp 0.6s ease;
}

.hero-badge .pulse-dot {
    width: 8px;
    height: 8px;
    background: var(--success);
    border-radius: 50%;
    animation: pulseDot 2s infinite;
}

@keyframes pulseDot {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.5); }
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 900;
    color: white;
    line-height: 1.1;
    margin-bottom: 24px;
    animation: fadeInUp 0.6s ease 0.1s both;
}

.hero-title .highlight {
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-desc {
    font-size: 1.15rem;
    color: rgba(255,255,255,0.6);
    margin-bottom: 36px;
    line-height: 1.8;
    animation: fadeInUp 0.6s ease 0.2s both;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    animation: fadeInUp 0.6s ease 0.3s both;
}

.hero-visual {
    position: relative;
    z-index: 2;
    flex-shrink: 0;
    animation: fadeInRight 0.8s ease 0.4s both;
}

.hero-graphic {
    width: 450px;
    height: 450px;
    position: relative;
}

.hero-graphic .orbit {
    position: absolute;
    border: 1px solid rgba(59, 130, 246, 0.2);
    border-radius: 50%;
    animation: spin 20s linear infinite;
}

.hero-graphic .orbit:nth-child(1) {
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
}

.hero-graphic .orbit:nth-child(2) {
    width: 75%;
    height: 75%;
    top: 12.5%;
    left: 12.5%;
    animation-duration: 15s;
    animation-direction: reverse;
}

.hero-graphic .orbit:nth-child(3) {
    width: 50%;
    height: 50%;
    top: 25%;
    left: 25%;
    animation-duration: 10s;
}

.hero-graphic .orbit-dot {
    position: absolute;
    width: 12px;
    height: 12px;
    background: var(--gradient);
    border-radius: 50%;
    box-shadow: 0 0 20px rgba(59, 130, 246, 0.5);
}

.hero-graphic .orbit:nth-child(1) .orbit-dot { top: -6px; left: 50%; }
.hero-graphic .orbit:nth-child(2) .orbit-dot { top: 50%; right: -6px; }
.hero-graphic .orbit:nth-child(3) .orbit-dot { bottom: -6px; left: 50%; }

.hero-graphic .center-icon {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100px;
    height: 100px;
    background: var(--gradient);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
    color: white;
    box-shadow: 0 10px 40px rgba(59, 130, 246, 0.4);
}

.hero-graphic .floating-card {
    position: absolute;
    background: rgba(255,255,255,0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255,255,255,0.15);
    border-radius: var(--radius-sm);
    padding: 12px 16px;
    color: white;
    font-size: 0.85rem;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 8px;
    animation: float 3s ease-in-out infinite;
}

.hero-graphic .floating-card:nth-child(5) {
    top: 10%;
    right: -10%;
    animation-delay: 0s;
}

.hero-graphic .floating-card:nth-child(6) {
    bottom: 15%;
    left: -15%;
    animation-delay: 1s;
}

.hero-graphic .floating-card:nth-child(7) {
    bottom: 5%;
    right: -5%;
    animation-delay: 2s;
}

.hero-graphic .floating-card i {
    color: var(--accent);
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

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

@keyframes fadeInRight {
    from { opacity: 0; transform: translateX(30px); }
    to { opacity: 1; transform: translateX(0); }
}

/* Hero Stats */
.hero-stats {
    display: flex;
    gap: 40px;
    margin-top: 50px;
    padding-top: 30px;
    border-top: 1px solid rgba(255,255,255,0.1);
    animation: fadeInUp 0.6s ease 0.5s both;
}

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

.hero-stat-number {
    font-size: 2rem;
    font-weight: 800;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-stat-label {
    font-size: 0.85rem;
    color: rgba(255,255,255,0.5);
    margin-top: 4px;
}

/* ---- Services Section ---- */
.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.service-card {
    background: var(--bg-card);
    border-radius: var(--radius);
    padding: 40px 30px;
    border: 1px solid var(--border-light);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: transparent;
}

.service-card:hover::before {
    transform: scaleX(1);
}

.service-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.1), rgba(139, 92, 246, 0.1));
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    color: var(--accent);
    margin-bottom: 24px;
    transition: var(--transition);
}

.service-card:hover .service-icon {
    background: var(--gradient);
    color: white;
    transform: scale(1.1);
}

.service-card h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--primary);
}

.service-card p {
    color: var(--text-muted);
    font-size: 0.95rem;
    margin-bottom: 20px;
}

.service-link {
    color: var(--accent);
    font-weight: 600;
    font-size: 0.9rem;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.service-link:hover {
    gap: 10px;
}

/* ---- Stats Section ---- */
.stats-section {
    background: var(--primary);
    padding: 80px 0;
    position: relative;
    overflow: hidden;
}

.stats-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 30% 50%, rgba(59, 130, 246, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 70% 50%, rgba(139, 92, 246, 0.1) 0%, transparent 50%);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
    position: relative;
    z-index: 1;
}

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

.stat-icon {
    font-size: 2rem;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 12px;
}

.stat-number {
    font-size: 3rem;
    font-weight: 900;
    margin-bottom: 8px;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label {
    font-size: 0.95rem;
    color: rgba(255,255,255,0.6);
}

/* ---- Blog Section ---- */
.blog-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.blog-card {
    background: var(--bg-card);
    border-radius: var(--radius);
    overflow: hidden;
    border: 1px solid var(--border-light);
    transition: var(--transition);
}

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

.blog-card-image {
    height: 220px;
    background: var(--gradient);
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

.blog-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.blog-card-image .blog-placeholder {
    font-size: 3rem;
    color: rgba(255,255,255,0.3);
}

.blog-card-category {
    position: absolute;
    top: 16px;
    left: 16px;
    padding: 4px 14px;
    background: rgba(0,0,0,0.5);
    backdrop-filter: blur(10px);
    color: white;
    border-radius: 50px;
    font-size: 0.8rem;
    font-weight: 500;
}

.blog-card-body {
    padding: 24px;
}

.blog-card-meta {
    display: flex;
    align-items: center;
    gap: 16px;
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-bottom: 12px;
}

.blog-card-meta i {
    margin-right: 4px;
    color: var(--accent);
}

.blog-card h3 {
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: 10px;
    color: var(--primary);
    line-height: 1.4;
}

.blog-card h3 a:hover {
    color: var(--accent);
}

.blog-card-excerpt {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-bottom: 16px;
    line-height: 1.6;
}

.blog-read-more {
    color: var(--accent);
    font-weight: 600;
    font-size: 0.9rem;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.blog-read-more:hover {
    gap: 10px;
}

/* ---- CTA Section ---- */
.cta-section {
    background: var(--primary);
    padding: 100px 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -10%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(59, 130, 246, 0.2) 0%, transparent 70%);
    border-radius: 50%;
}

.cta-section::after {
    content: '';
    position: absolute;
    bottom: -50%;
    right: -10%;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(139, 92, 246, 0.2) 0%, transparent 70%);
    border-radius: 50%;
}

.cta-content {
    position: relative;
    z-index: 1;
}

.cta-section h2 {
    font-size: 2.5rem;
    font-weight: 800;
    color: white;
    margin-bottom: 16px;
}

.cta-section p {
    font-size: 1.1rem;
    color: rgba(255,255,255,0.6);
    margin-bottom: 36px;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}

/* ---- About Page ---- */
.page-hero {
    background: var(--primary);
    padding: 160px 0 80px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.page-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 50%, rgba(59, 130, 246, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 80% 50%, rgba(139, 92, 246, 0.15) 0%, transparent 50%);
}

.page-hero-content {
    position: relative;
    z-index: 1;
}

.page-hero h1 {
    font-size: 3rem;
    font-weight: 900;
    color: white;
    margin-bottom: 16px;
}

.page-hero p {
    font-size: 1.1rem;
    color: rgba(255,255,255,0.6);
    max-width: 600px;
    margin: 0 auto;
}

.breadcrumb {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    margin-top: 20px;
    font-size: 0.9rem;
}

.breadcrumb a {
    color: rgba(255,255,255,0.5);
}

.breadcrumb a:hover {
    color: white;
}

.breadcrumb span {
    color: var(--accent);
}

.breadcrumb i {
    color: rgba(255,255,255,0.3);
    font-size: 0.7rem;
}

/* About Content */
.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-text h2 {
    font-size: 2rem;
    font-weight: 800;
    margin-bottom: 20px;
    color: var(--primary);
}

.about-text p {
    color: var(--text-muted);
    margin-bottom: 16px;
    line-height: 1.8;
}

.about-image {
    position: relative;
}

.about-image-box {
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    background: var(--gradient);
    height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.about-image-box i {
    font-size: 6rem;
    color: rgba(255,255,255,0.3);
}

.about-features {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin-top: 30px;
}

.about-feature {
    display: flex;
    align-items: flex-start;
    gap: 12px;
}

.about-feature i {
    color: var(--accent);
    font-size: 1.2rem;
    margin-top: 3px;
}

.about-feature h4 {
    font-size: 0.95rem;
    font-weight: 700;
    margin-bottom: 4px;
}

.about-feature p {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-bottom: 0;
}

/* Team */
.team-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.team-card {
    background: var(--bg-card);
    border-radius: var(--radius);
    overflow: hidden;
    border: 1px solid var(--border-light);
    text-align: center;
    transition: var(--transition);
}

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

.team-avatar {
    width: 100%;
    height: 200px;
    background: var(--gradient);
    display: flex;
    align-items: center;
    justify-content: center;
}

.team-avatar i {
    font-size: 4rem;
    color: rgba(255,255,255,0.5);
}

.team-info {
    padding: 20px;
}

.team-info h4 {
    font-size: 1.05rem;
    font-weight: 700;
    margin-bottom: 4px;
}

.team-info p {
    color: var(--text-muted);
    font-size: 0.85rem;
}

/* ---- Contact Page ---- */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
}

.contact-card {
    background: var(--bg-card);
    border-radius: var(--radius);
    padding: 30px;
    border: 1px solid var(--border-light);
    display: flex;
    align-items: flex-start;
    gap: 20px;
    transition: var(--transition);
}

.contact-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow);
}

.contact-card-icon {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.1), rgba(139, 92, 246, 0.1));
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    color: var(--accent);
    flex-shrink: 0;
}

.contact-card h4 {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 6px;
}

.contact-card p {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.contact-cards {
    display: grid;
    gap: 20px;
    margin-bottom: 40px;
}

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

.form-group label {
    display: block;
    font-weight: 600;
    margin-bottom: 8px;
    font-size: 0.9rem;
    color: var(--text);
}

.form-control {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid var(--border);
    border-radius: var(--radius-sm);
    font-family: var(--font);
    font-size: 0.95rem;
    color: var(--text);
    background: var(--bg-card);
    transition: var(--transition);
    outline: none;
}

.form-control:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 4px rgba(59, 130, 246, 0.1);
}

textarea.form-control {
    min-height: 140px;
    resize: vertical;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.contact-form {
    background: var(--bg-card);
    border-radius: var(--radius);
    padding: 40px;
    border: 1px solid var(--border-light);
    box-shadow: var(--shadow);
}

.contact-form h3 {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 24px;
}

/* ---- Blog Detail ---- */
.blog-detail-header {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
    padding-top: 40px;
}

.blog-detail-header h1 {
    font-size: 2.2rem;
    font-weight: 800;
    margin-bottom: 16px;
    color: var(--primary);
}

.blog-detail-meta {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 24px;
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-bottom: 30px;
}

.blog-detail-meta i {
    margin-right: 6px;
    color: var(--accent);
}

.blog-detail-image {
    max-width: 800px;
    margin: 0 auto 40px;
    border-radius: var(--radius);
    overflow: hidden;
    background: var(--gradient);
    height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.blog-detail-image i {
    font-size: 5rem;
    color: rgba(255,255,255,0.3);
}

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

.blog-detail-content h2 {
    font-size: 1.5rem;
    font-weight: 700;
    margin: 30px 0 16px;
    color: var(--primary);
}

.blog-detail-content h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin: 24px 0 12px;
    color: var(--primary);
}

.blog-detail-content p {
    color: var(--text-muted);
    margin-bottom: 16px;
    line-height: 1.8;
}

.blog-detail-content ul {
    padding-left: 24px;
    margin-bottom: 16px;
}

.blog-detail-content li {
    list-style: disc;
    color: var(--text-muted);
    margin-bottom: 8px;
    line-height: 1.6;
}

.blog-detail-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 30px;
    padding-top: 20px;
    border-top: 1px solid var(--border);
}

.blog-tag {
    padding: 4px 14px;
    background: rgba(59, 130, 246, 0.1);
    color: var(--accent);
    border-radius: 50px;
    font-size: 0.8rem;
    font-weight: 500;
}

/* ---- Service Detail ---- */
.service-detail-header {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
    padding-top: 40px;
}

.service-detail-icon {
    width: 80px;
    height: 80px;
    background: var(--gradient);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: white;
    margin: 0 auto 20px;
}

.service-detail-header h1 {
    font-size: 2.2rem;
    font-weight: 800;
    margin-bottom: 16px;
    color: var(--primary);
}

.service-detail-content {
    max-width: 800px;
    margin: 40px auto 0;
}

.service-detail-content h2,
.service-detail-content h3 {
    font-size: 1.3rem;
    font-weight: 700;
    margin: 24px 0 12px;
    color: var(--primary);
}

.service-detail-content p {
    color: var(--text-muted);
    margin-bottom: 16px;
    line-height: 1.8;
}

.service-detail-content ul {
    padding-left: 24px;
    margin-bottom: 16px;
}

.service-detail-content li {
    list-style: disc;
    color: var(--text-muted);
    margin-bottom: 8px;
}

/* ---- Footer ---- */
.footer {
    background: var(--primary);
    color: rgba(255,255,255,0.7);
    padding: 80px 0 30px;
    position: relative;
}

.footer-wave {
    position: absolute;
    top: -2px;
    left: 0;
    right: 0;
    color: var(--bg);
}

.footer-wave svg {
    width: 100%;
    height: 60px;
    display: block;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1.5fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.3rem;
    color: white;
    margin-bottom: 16px;
}

.footer-brand i {
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.footer-about p {
    font-size: 0.9rem;
    line-height: 1.7;
    margin-bottom: 20px;
}

.footer-social {
    display: flex;
    gap: 12px;
}

.footer-social a {
    width: 40px;
    height: 40px;
    background: rgba(255,255,255,0.1);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    transition: var(--transition);
}

.footer-social a:hover {
    background: var(--gradient);
    transform: translateY(-3px);
}

.footer-col h4 {
    color: white;
    font-size: 1.05rem;
    font-weight: 700;
    margin-bottom: 20px;
}

.footer-col ul li {
    margin-bottom: 10px;
}

.footer-col ul a {
    color: rgba(255,255,255,0.6);
    font-size: 0.9rem;
    transition: var(--transition);
}

.footer-col ul a:hover {
    color: white;
    padding-left: 5px;
}

.footer-contact li {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    margin-bottom: 16px !important;
}

.footer-contact i {
    color: var(--accent);
    margin-top: 3px;
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255,255,255,0.1);
    font-size: 0.85rem;
}

.footer-security {
    color: var(--success);
}

.footer-security i {
    margin-right: 6px;
}

/* ---- Back to Top ---- */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 48px;
    height: 48px;
    background: var(--gradient);
    color: white;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    font-size: 1.1rem;
    box-shadow: 0 4px 15px rgba(59, 130, 246, 0.4);
    transition: var(--transition);
    opacity: 0;
    visibility: hidden;
    z-index: 999;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(59, 130, 246, 0.5);
}

/* ---- Alert Messages ---- */
.alert {
    padding: 14px 20px;
    border-radius: var(--radius-sm);
    margin-bottom: 20px;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 10px;
}

.alert-success {
    background: rgba(16, 185, 129, 0.1);
    color: var(--success);
    border: 1px solid rgba(16, 185, 129, 0.2);
}

.alert-danger {
    background: rgba(239, 68, 68, 0.1);
    color: var(--danger);
    border: 1px solid rgba(239, 68, 68, 0.2);
}

.alert-warning {
    background: rgba(245, 158, 11, 0.1);
    color: var(--warning);
    border: 1px solid rgba(245, 158, 11, 0.2);
}

/* ---- Error Section ---- */
.error-section {
    min-height: 60vh;
    display: flex;
    align-items: center;
    text-align: center;
    padding: 160px 0 80px;
}

.error-section h1 {
    font-size: 8rem;
    font-weight: 900;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.error-section p {
    font-size: 1.2rem;
    color: var(--text-muted);
    margin-bottom: 30px;
}

/* ---- Pagination ---- */
.pagination-nav {
    margin-top: 40px;
    display: flex;
    justify-content: center;
}

.pagination {
    display: flex;
    gap: 8px;
}

.pagination li a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
    color: var(--text-muted);
    font-size: 0.9rem;
    font-weight: 500;
    transition: var(--transition);
}

.pagination li a:hover,
.pagination li.active a {
    background: var(--gradient);
    color: white;
    border-color: transparent;
}

/* ---- Scroll Animations ---- */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* ---- Responsive ---- */
@media (max-width: 1024px) {
    .hero-title { font-size: 2.8rem; }
    .hero-graphic { width: 350px; height: 350px; }
    .services-grid { grid-template-columns: repeat(2, 1fr); }
    .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 30px; }
    .blog-grid { grid-template-columns: repeat(2, 1fr); }
    .footer-grid { grid-template-columns: repeat(2, 1fr); }
    .team-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
    .navbar-toggler { display: flex; }
    
    .navbar-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 300px;
        height: 100vh;
        background: var(--primary);
        flex-direction: column;
        align-items: flex-start;
        padding: 80px 30px 30px;
        gap: 20px;
        transition: right 0.3s ease;
        box-shadow: -10px 0 30px rgba(0,0,0,0.3);
    }
    
    .navbar-menu.active { right: 0; }
    
    .navbar-nav {
        flex-direction: column;
        width: 100%;
    }
    
    .nav-link {
        width: 100%;
        padding: 12px 16px;
    }
    
    .navbar-cta {
        width: 100%;
        justify-content: center;
    }
    
    .hero .container { flex-direction: column; text-align: center; }
    .hero-title { font-size: 2.2rem; }
    .hero-buttons { justify-content: center; flex-wrap: wrap; }
    .hero-visual { display: none; }
    .hero-stats { justify-content: center; gap: 30px; }
    
    .section-title { font-size: 2rem; }
    .services-grid { grid-template-columns: 1fr; }
    .blog-grid { grid-template-columns: 1fr; }
    .about-content { grid-template-columns: 1fr; gap: 30px; }
    .contact-grid { grid-template-columns: 1fr; }
    .form-row { grid-template-columns: 1fr; }
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
    .footer-grid { grid-template-columns: 1fr; gap: 30px; }
    .footer-bottom { flex-direction: column; gap: 10px; text-align: center; }
    .team-grid { grid-template-columns: 1fr; }
    
    .page-hero h1 { font-size: 2rem; }
    .cta-section h2 { font-size: 1.8rem; }
}

@media (max-width: 480px) {
    .hero-title { font-size: 1.8rem; }
    .hero-stats { flex-direction: column; gap: 20px; }
    .stat-number { font-size: 2.2rem; }
    .contact-form { padding: 24px; }
}

/* ============================================
   MOBİL BOTTOM NAVIGATION
   ============================================ */
.mobile-bottom-nav {
    display: none;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(15, 23, 42, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-top: 1px solid rgba(255,255,255,0.08);
    padding: 6px 0;
    padding-bottom: calc(6px + env(safe-area-inset-bottom));
}

.mobile-bottom-nav .mobile-nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 3px;
    padding: 6px 0;
    color: rgba(255,255,255,0.45);
    text-decoration: none;
    font-size: 0.65rem;
    font-weight: 500;
    transition: all 0.2s ease;
    position: relative;
    flex: 1;
}

.mobile-bottom-nav .mobile-nav-item i {
    font-size: 1.15rem;
    transition: all 0.2s ease;
}

.mobile-bottom-nav .mobile-nav-item.active {
    color: #3b82f6;
}

.mobile-bottom-nav .mobile-nav-item.active::before {
    content: '';
    position: absolute;
    top: -1px;
    left: 50%;
    transform: translateX(-50%);
    width: 20px;
    height: 3px;
    background: linear-gradient(135deg, #3b82f6, #8b5cf6);
    border-radius: 0 0 3px 3px;
}

.mobile-bottom-nav .mobile-nav-item.active i {
    transform: translateY(-2px);
}

.mobile-bottom-nav .mobile-nav-item:active {
    transform: scale(0.9);
}

@media (max-width: 768px) {
    .mobile-bottom-nav {
        display: flex;
    }

    /* Bottom nav için padding */
    body {
        padding-bottom: 70px;
    }

    .footer {
        padding-bottom: 80px;
    }

    .back-to-top {
        bottom: 80px;
    }
}

/* ============================================
   PWA YÜKLEME BANNER
   ============================================ */
.pwa-install-banner {
    position: fixed;
    bottom: -120px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2000;
    background: rgba(15, 23, 42, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(59, 130, 246, 0.3);
    border-radius: 16px;
    padding: 16px 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    width: 90%;
    max-width: 420px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.4);
    transition: bottom 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.pwa-install-banner.show {
    bottom: 24px;
}

@media (max-width: 768px) {
    .pwa-install-banner.show {
        bottom: 80px;
    }
}

.pwa-install-content {
    display: flex;
    align-items: center;
    gap: 12px;
    color: white;
}

.pwa-install-content > i {
    font-size: 1.8rem;
    background: linear-gradient(135deg, #3b82f6, #8b5cf6);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.pwa-install-content strong {
    display: block;
    font-size: 0.9rem;
    font-weight: 700;
}

.pwa-install-content p {
    font-size: 0.75rem;
    color: rgba(255,255,255,0.5);
    margin: 2px 0 0;
}

.pwa-install-actions {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-shrink: 0;
}

.pwa-install-btn {
    background: linear-gradient(135deg, #3b82f6, #8b5cf6);
    color: white;
    border: none;
    padding: 8px 20px;
    border-radius: 8px;
    font-family: 'Inter', sans-serif;
    font-weight: 700;
    font-size: 0.85rem;
    cursor: pointer;
    transition: all 0.3s ease;
}

.pwa-install-btn:hover {
    transform: scale(1.05);
    box-shadow: 0 4px 15px rgba(59,130,246,0.4);
}

.pwa-dismiss-btn {
    background: none;
    border: none;
    color: rgba(255,255,255,0.4);
    font-size: 1.3rem;
    cursor: pointer;
    padding: 4px 8px;
    transition: color 0.3s;
}

.pwa-dismiss-btn:hover {
    color: white;
}

/* ============================================
   STANDALone MOD (PWA Olarak Açıldığında)
   ============================================ */
@media (display-mode: standalone) {
    .navbar {
        padding-top: env(safe-area-inset-top);
    }
    
    .mobile-bottom-nav {
        display: flex !important;
    }

    body {
        padding-bottom: 70px;
        -webkit-user-select: none;
        user-select: none;
    }

    /* PWA'da back-to-top butonunu yukarı al */
    .back-to-top {
        bottom: 80px;
    }
}