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

:root {
    --primary-blue: #2563eb;
    --light-blue: #60a5fa;
    --dark-blue: #1e40af;
    --white: #ffffff;
    --light-gray: #f8fafc;
    --gray: #64748b;
    --dark-gray: #334155;
    --shadow: 0 10px 25px rgba(37, 99, 235, 0.1);
    --shadow-lg: 0 20px 40px rgba(37, 99, 235, 0.15);
    --gradient: linear-gradient(135deg, var(--primary-blue), var(--light-blue));
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    line-height: 1.6;
    color: var(--dark-gray);
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Loading Screen */
#loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--primary-blue), var(--light-blue));
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

.loading-content {
    text-align: center;
    color: white;
}

.logo-animation {
    margin-bottom: 2rem;
}

.loading-logo {
    animation: logoSpin 2s ease-in-out infinite;
}

.logo-circle {
    animation: drawCircle 2s ease-in-out infinite;
}

.logo-wave {
    animation: waveFloat 2s ease-in-out infinite;
}

.loading-text {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 2rem;
    opacity: 0;
    animation: fadeInUp 1s ease 0.5s forwards;
}

.loading-bar {
    width: 200px;
    height: 4px;
    background: rgba(255, 255, 255, 0.3);
    border-radius: 2px;
    margin: 0 auto;
    overflow: hidden;
}

.loading-progress {
    height: 100%;
    background: white;
    border-radius: 2px;
    animation: loadingProgress 3s ease-in-out infinite;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(37, 99, 235, 0.1);
    z-index: 1000;
    transition: all 0.3s ease;
    transform: translateY(-100%);
    opacity: 0;
    animation: navbarSlideIn 1s ease-out 3.5s forwards;
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.98);
    box-shadow: var(--shadow);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem 2rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.8rem;
}

/* Logo ve Şirket Adı - Üstte Ortada */
.nav-header {
    width: 100%;
    display: flex;
    justify-content: center;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 1rem;
    font-weight: 700;
    color: var(--primary-blue);
    text-decoration: none;
}

.logo {
    transition: transform 0.3s ease;
    opacity: 0;
    transform: scale(0.8);
    animation: logoFadeIn 0.6s ease-out 4s forwards;
}

.logo:hover {
    transform: scale(1.1);
}

.logo-text {
    font-size: 1.5rem;
    letter-spacing: -0.3px;
    opacity: 0;
    transform: translateX(-20px);
    animation: textSlideIn 0.6s ease-out 4.2s forwards;
}

/* Menü Linkleri - Altta Ortada */
.nav-menu {
    display: flex;
    gap: 3rem;
    justify-content: center;
    width: 100%;
}

.nav-link {
    text-decoration: none;
    color: var(--dark-gray);
    font-weight: 500;
    font-size: 1rem;
    position: relative;
    transition: all 0.3s ease;
    padding: 0.6rem 1.2rem;
    border-radius: 8px;
    opacity: 0;
    transform: translateY(-10px);
}

.nav-link:nth-child(1) { animation: linkFadeIn 0.5s ease-out 4.4s forwards; }
.nav-link:nth-child(2) { animation: linkFadeIn 0.5s ease-out 4.6s forwards; }
.nav-link:nth-child(3) { animation: linkFadeIn 0.5s ease-out 4.8s forwards; }
.nav-link:nth-child(4) { animation: linkFadeIn 0.5s ease-out 5s forwards; }
.nav-link:nth-child(5) { animation: linkFadeIn 0.5s ease-out 5.2s forwards; }
.nav-link:nth-child(6) { animation: linkFadeIn 0.5s ease-out 5.4s forwards; }
.nav-link:nth-child(7) { animation: linkFadeIn 0.5s ease-out 5.6s forwards; }

.nav-link:hover {
    color: var(--primary-blue);
    background: rgba(37, 99, 235, 0.05);
    transform: translateY(-2px);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0.3rem;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--primary-blue);
    transition: all 0.3s ease;
    transform: translateX(-50%);
    border-radius: 1px;
}

.nav-link:hover::after {
    width: 70%;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
    position: absolute;
    top: 1.5rem;
    right: 2rem;
}

.nav-toggle span {
    width: 25px;
    height: 3px;
    background: var(--primary-blue);
    transition: all 0.3s ease;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    overflow: hidden;
    padding-top: 110px;
}

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

.hero-particles {
    position: absolute;
    width: 100%;
    height: 100%;
    background-image: 
        radial-gradient(circle at 20% 20%, rgba(37, 99, 235, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(96, 165, 250, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 40% 60%, rgba(37, 99, 235, 0.05) 0%, transparent 50%);
    animation: particleFloat 20s ease-in-out infinite;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-text {
    opacity: 0;
    animation: fadeInUp 1s ease 0.5s forwards;
}

.hero-title {
    font-size: 4rem;
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    color: var(--dark-gray);
}

.title-line {
    display: block;
    opacity: 0;
    animation: slideInLeft 0.8s ease forwards;
}

.title-line:nth-child(1) { animation-delay: 0.7s; }
.title-line:nth-child(2) { 
    animation-delay: 0.9s; 
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.title-line:nth-child(3) { animation-delay: 1.1s; }

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--gray);
    margin-bottom: 2.5rem;
    opacity: 0;
    animation: fadeInUp 0.8s ease 1.3s forwards;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    opacity: 0;
    animation: fadeInUp 0.8s ease 1.5s forwards;
}

.btn {
    padding: 1rem 2rem;
    border: none;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
    text-align: center;
}

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

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

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

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

.hero-visual {
    position: relative;
    height: 400px;
    opacity: 0;
    animation: fadeInRight 1s ease 0.8s forwards;
}

.floating-elements {
    position: relative;
    width: 100%;
    height: 100%;
    overflow: hidden;
}

.floating-element {
    position: absolute;
    top: var(--y);
    left: var(--x);
    transform: translate(-50%, -50%);
    animation-delay: var(--delay);
    opacity: 0;
    animation: floatIn 1s ease-out forwards, gentleFloat 6s ease-in-out infinite;
}

.water-drop {
    animation: floatIn 1s ease-out forwards, waterFloat 4s ease-in-out infinite;
}

.plant-sprout {
    animation: floatIn 1s ease-out forwards, growFloat 5s ease-in-out infinite;
}

.irrigation-system {
    animation: floatIn 1s ease-out forwards, systemFloat 7s ease-in-out infinite;
}

.water-pattern {
    animation: floatIn 1s ease-out forwards, pulseFloat 3s ease-in-out infinite;
}

.leaf-element {
    animation: floatIn 1s ease-out forwards, leafSway 4s ease-in-out infinite;
}

.scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
}

.scroll-arrow {
    width: 2px;
    height: 30px;
    background: var(--primary-blue);
    position: relative;
    animation: scrollBounce 2s ease-in-out infinite;
}

.scroll-arrow::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: -4px;
    width: 10px;
    height: 10px;
    border-right: 2px solid var(--primary-blue);
    border-bottom: 2px solid var(--primary-blue);
    transform: rotate(45deg);
}

/* Animations */
@keyframes navbarSlideIn {
    0% {
        transform: translateY(-100%);
        opacity: 0;
    }
    50% {
        transform: translateY(-100%);
        opacity: 0;
    }
    100% {
        transform: translateY(0);
        opacity: 1;
    }
}

@keyframes logoFadeIn {
    0% {
        opacity: 0;
        transform: scale(0.8);
    }
    100% {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes textSlideIn {
    0% {
        opacity: 0;
        transform: translateX(-20px);
    }
    100% {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes linkFadeIn {
    0% {
        opacity: 0;
        transform: translateY(-10px);
    }
    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes logoSpin {
    0%, 100% { transform: rotate(0deg); }
    50% { transform: rotate(180deg); }
}

@keyframes drawCircle {
    0% { stroke-dashoffset: 283; }
    50% { stroke-dashoffset: 0; }
    100% { stroke-dashoffset: -283; }
}

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

@keyframes loadingProgress {
    0% { transform: translateX(-100%); }
    50% { transform: translateX(0); }
    100% { transform: translateX(100%); }
}

@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);
    }
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes particleFloat {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    33% { transform: translateY(-20px) rotate(120deg); }
    66% { transform: translateY(10px) rotate(240deg); }
}

/* New Floating Animations */
@keyframes floatIn {
    0% {
        opacity: 0;
        transform: translate(-50%, -50%) scale(0) rotate(180deg);
    }
    100% {
        opacity: 1;
        transform: translate(-50%, -50%) scale(1) rotate(0deg);
    }
}

@keyframes gentleFloat {
    0%, 100% {
        transform: translate(-50%, -50%) translateY(0px) rotate(0deg);
    }
    25% {
        transform: translate(-50%, -50%) translateY(-15px) rotate(2deg);
    }
    50% {
        transform: translate(-50%, -50%) translateY(-8px) rotate(-1deg);
    }
    75% {
        transform: translate(-50%, -50%) translateY(-20px) rotate(1deg);
    }
}

@keyframes waterFloat {
    0%, 100% {
        transform: translate(-50%, -50%) translateY(0px) scale(1);
    }
    33% {
        transform: translate(-50%, -50%) translateY(-25px) scale(1.05);
    }
    66% {
        transform: translate(-50%, -50%) translateY(-10px) scale(0.95);
    }
}

@keyframes growFloat {
    0%, 100% {
        transform: translate(-50%, -50%) scale(1) rotate(0deg);
    }
    25% {
        transform: translate(-50%, -50%) scale(1.1) rotate(2deg);
    }
    50% {
        transform: translate(-50%, -50%) scale(0.9) rotate(-2deg);
    }
    75% {
        transform: translate(-50%, -50%) scale(1.05) rotate(1deg);
    }
}

@keyframes systemFloat {
    0%, 100% {
        transform: translate(-50%, -50%) translateX(0px);
    }
    50% {
        transform: translate(-50%, -50%) translateX(10px);
    }
}

@keyframes pulseFloat {
    0%, 100% {
        transform: translate(-50%, -50%) scale(1);
        opacity: 0.8;
    }
    50% {
        transform: translate(-50%, -50%) scale(1.2);
        opacity: 0.6;
    }
}

@keyframes leafSway {
    0%, 100% {
        transform: translate(-50%, -50%) rotate(0deg);
    }
    25% {
        transform: translate(-50%, -50%) rotate(5deg);
    }
    75% {
        transform: translate(-50%, -50%) rotate(-5deg);
    }
}

/* Timeline Animations */
@keyframes drawTimeline {
    0% {
        width: 0%;
    }
    100% {
        width: 100%;
    }
}

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

/* Experience Card Animations */
@keyframes cardSlideUp {
    0% {
        opacity: 0;
        transform: translateY(50px);
    }
    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes iconBounce {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.1);
    }
}

@keyframes shimmer {
    0% {
        left: -100%;
    }
    100% {
        left: 100%;
    }
}

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

/* Customer Advantages Section */
.advantages {
    padding: 6rem 0;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    position: relative;
    overflow: hidden;
}

.advantages::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grid" width="10" height="10" patternUnits="userSpaceOnUse"><path d="M 10 0 L 0 0 0 10" fill="none" stroke="%23e2e8f0" stroke-width="0.5"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
    opacity: 0.3;
}

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

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
    margin-top: 3rem;
}

.advantage-card {
    background: white;
    padding: 2.5rem 2rem;
    border-radius: 20px;
    text-align: center;
    box-shadow: 0 10px 30px rgba(37, 99, 235, 0.1);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

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

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

.advantage-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(37, 99, 235, 0.15);
}

.advantage-icon {
    width: 80px;
    height: 80px;
    background: var(--gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    font-size: 2rem;
    color: white;
    transition: all 0.3s ease;
}

.advantage-card:hover .advantage-icon {
    transform: scale(1.1) rotate(5deg);
}

.advantage-card h3 {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--dark-gray);
    margin-bottom: 1rem;
}

.advantage-card p {
    color: var(--gray);
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.advantage-highlight {
    display: inline-block;
    background: var(--gradient);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 600;
}

/* Technology Section */
.technology {
    padding: 6rem 0;
    background: var(--dark-gray);
    color: white;
    position: relative;
    overflow: hidden;
}

.technology::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 20% 80%, rgba(37, 99, 235, 0.1) 0%, transparent 50%),
                radial-gradient(circle at 80% 20%, rgba(96, 165, 250, 0.1) 0%, transparent 50%);
}

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

.technology .section-title {
    color: white;
}

.technology .section-subtitle {
    color: #94a3b8;
}

.technology-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    margin-top: 4rem;
    align-items: center;
}

.tech-features {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.tech-feature {
    display: flex;
    gap: 1.5rem;
    align-items: flex-start;
}

.tech-icon {
    width: 60px;
    height: 60px;
    background: var(--gradient);
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: white;
    flex-shrink: 0;
}

.tech-info h3 {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: white;
}

.tech-info p {
    color: #94a3b8;
    line-height: 1.6;
}

.tech-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.tech-dashboard {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 20px;
    padding: 2rem;
    width: 100%;
    max-width: 400px;
}

.dashboard-header h4 {
    text-align: center;
    margin-bottom: 2rem;
    color: white;
    font-size: 1.2rem;
}

.dashboard-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
    margin-bottom: 2rem;
}

.stat-item {
    text-align: center;
    padding: 1rem;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 10px;
}

.stat-value {
    display: block;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--light-blue);
}

.stat-label {
    font-size: 0.8rem;
    color: #94a3b8;
}

.dashboard-chart {
    height: 100px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 10px;
    padding: 1rem;
    display: flex;
    align-items: end;
}

.chart-bars {
    display: flex;
    gap: 0.5rem;
    width: 100%;
    height: 100%;
    align-items: end;
}

.chart-bar {
    background: var(--gradient);
    border-radius: 4px 4px 0 0;
    flex: 1;
    min-height: 20%;
    animation: chartGrow 2s ease-out;
}

@keyframes chartGrow {
    0% { height: 0; }
    100% { height: var(--height, 50%); }
}

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

/* Experience & Achievements Section */
.experience {
    padding: 6rem 0;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    position: relative;
    overflow: hidden;
}

.experience::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image:
        radial-gradient(circle at 10% 20%, rgba(37, 99, 235, 0.05) 0%, transparent 50%),
        radial-gradient(circle at 90% 80%, rgba(96, 165, 250, 0.05) 0%, transparent 50%);
    z-index: 1;
}

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

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

.experience-card {
    background: var(--white);
    padding: 2.5rem 2rem;
    border-radius: 20px;
    box-shadow: var(--shadow);
    text-align: center;
    transition: all 0.4s ease;
    border: 1px solid rgba(37, 99, 235, 0.1);
    position: relative;
    overflow: hidden;
}

.experience-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(37, 99, 235, 0.1), transparent);
    transition: left 0.6s ease;
}

.experience-card:hover::before {
    left: 100%;
}

.experience-card:hover {
    transform: translateY(-15px) scale(1.02);
    box-shadow: var(--shadow-lg);
}

.timeline-icon,
.achievement-icon,
.innovation-icon,
.sustainability-icon {
    margin: 0 auto 1.5rem;
    transition: transform 0.4s ease;
}

.experience-card:hover .timeline-icon,
.experience-card:hover .achievement-icon,
.experience-card:hover .innovation-icon,
.experience-card:hover .sustainability-icon {
    transform: scale(1.1) rotate(5deg);
}

.experience-card h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--dark-gray);
    margin-bottom: 1rem;
}

.experience-card p {
    color: var(--gray);
    line-height: 1.6;
}

/* Milestone Timeline */
.milestone-timeline {
    position: relative;
    margin-top: 4rem;
    padding: 4rem 0 8rem 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.timeline-line {
    position: absolute;
    top: 50%;
    left: 0;
    width: 0%;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-blue), var(--light-blue));
    border-radius: 2px;
    transform: translateY(-50%);
    transition: width 2s ease-in-out;
    z-index: 1;
}

.milestone-item {
    position: relative;
    text-align: center;
    flex: 1;
    z-index: 2;
}

.milestone-dot {
    width: 20px;
    height: 20px;
    background: var(--white);
    border: 4px solid var(--primary-blue);
    border-radius: 50%;
    margin: 0 auto 1rem;
    position: relative;
    z-index: 2;
    transition: all 0.3s ease;
    transform: scale(0);
    opacity: 0;
}

.milestone-item:hover .milestone-dot {
    transform: scale(1.3);
    border-color: var(--light-blue);
    box-shadow: 0 0 20px rgba(37, 99, 235, 0.4);
}

.milestone-content {
    background: var(--white);
    padding: 1.5rem;
    border-radius: 15px;
    box-shadow: var(--shadow-lg);
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.4s ease;
    margin-top: 1rem;
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%) translateY(20px);
    width: 220px;
    white-space: normal;
    border: 1px solid rgba(37, 99, 235, 0.1);
    z-index: 10;
}

.milestone-item:hover .milestone-content {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}

.milestone-content::before {
    content: '';
    position: absolute;
    top: -8px;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 0;
    border-left: 8px solid transparent;
    border-right: 8px solid transparent;
    border-bottom: 8px solid var(--white);
    filter: drop-shadow(0 -2px 4px rgba(0,0,0,0.1));
}

.milestone-content h4 {
    font-weight: 600;
    color: var(--dark-gray);
    margin-bottom: 0.8rem;
    font-size: 1rem;
    line-height: 1.3;
}

.milestone-content p {
    color: var(--gray);
    font-size: 0.9rem;
    line-height: 1.4;
}

.milestone-item::before {
    content: attr(data-year);
    position: absolute;
    top: -3rem;
    left: 50%;
    transform: translateX(-50%);
    font-weight: 700;
    color: var(--primary-blue);
    font-size: 1.2rem;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-title {
    font-size: 3rem;
    font-weight: 700;
    color: var(--dark-gray);
    margin-bottom: 1rem;
}

.section-subtitle {
    font-size: 1.25rem;
    color: var(--gray);
    max-width: 600px;
    margin: 0 auto;
}

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

.service-card {
    background: var(--white);
    padding: 2.5rem 2rem;
    border-radius: 20px;
    box-shadow: var(--shadow);
    text-align: center;
    transition: all 0.3s ease;
    border: 1px solid rgba(37, 99, 235, 0.1);
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.service-icon {
    width: 80px;
    height: 80px;
    background: var(--gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    font-size: 2rem;
    color: white;
    transition: transform 0.3s ease;
}

.service-card:hover .service-icon {
    transform: scale(1.1) rotate(5deg);
}

.service-card h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--dark-gray);
    margin-bottom: 1rem;
}

.service-card p {
    color: var(--gray);
    line-height: 1.6;
}

/* About Section */
.about {
    padding: 6rem 0;
    background: var(--light-gray);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-description {
    font-size: 1.125rem;
    color: var(--gray);
    margin-bottom: 2rem;
    line-height: 1.8;
}

.about-features {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.feature {
    display: flex;
    align-items: center;
    gap: 1rem;
    font-weight: 500;
    color: var(--dark-gray);
}

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

.stats-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 2rem;
}

.stat-item {
    text-align: center;
    padding: 2rem 1rem;
    background: var(--white);
    border-radius: 15px;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
    border: 1px solid rgba(37, 99, 235, 0.1);
    position: relative;
    overflow: hidden;
}

.stat-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--gradient);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.stat-item:hover::before {
    transform: scaleX(1);
}

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

.stat-icon {
    margin: 0 auto 1rem;
    transition: transform 0.3s ease;
}

.stat-item:hover .stat-icon {
    transform: scale(1.1) rotate(5deg);
}

.stat-number {
    font-size: 3rem;
    font-weight: 700;
    color: var(--primary-blue);
    margin-bottom: 0.5rem;
    transition: all 0.3s ease;
}

.stat-item:hover .stat-number {
    transform: scale(1.1);
    text-shadow: 0 2px 10px rgba(37, 99, 235, 0.3);
}

.stat-label {
    color: var(--gray);
    font-weight: 500;
    transition: color 0.3s ease;
}

.stat-item:hover .stat-label {
    color: var(--dark-gray);
}

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

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

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
}

.contact-item i {
    color: var(--primary-blue);
    font-size: 1.5rem;
    margin-top: 0.25rem;
}

.contact-item h4 {
    font-weight: 600;
    color: var(--dark-gray);
    margin-bottom: 0.5rem;
}

.contact-item p {
    color: var(--gray);
}

.contact-form {
    background: var(--light-gray);
    padding: 2.5rem;
    border-radius: 20px;
}

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

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 1rem 1.5rem;
    border: 2px solid transparent;
    border-radius: 10px;
    background: var(--white);
    font-family: inherit;
    font-size: 1rem;
    transition: all 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-blue);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

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

/* Footer */
.footer {
    background: var(--dark-gray);
    color: var(--white);
    padding: 3rem 0;
    text-align: center;
}

.footer-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-weight: 700;
    font-size: 1.25rem;
    margin-bottom: 1rem;
}

.footer-logo .logo circle {
    stroke: var(--light-blue);
}

.footer-logo .logo path {
    fill: var(--light-blue);
}

.footer-text p {
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 0.5rem;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-container {
        padding: 1rem 2rem;
        gap: 0.5rem;
    }

    .nav-header {
        position: relative;
    }

    .logo-text {
        font-size: 1.4rem;
    }

    .nav-menu {
        position: fixed;
        top: 120px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 120px);
        background: var(--white);
        flex-direction: column;
        justify-content: flex-start;
        align-items: center;
        padding-top: 2rem;
        transition: left 0.3s ease;
        box-shadow: var(--shadow);
        gap: 1rem;
    }

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

    .nav-toggle {
        display: flex;
    }

    .nav-link {
        font-size: 1.2rem;
        padding: 1rem 2rem;
        width: 80%;
        text-align: center;
    }

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

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

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

    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 2rem;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }

    .about-content,
    .contact-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .services-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
    }

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

    .experience-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
    }

    .advantages-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
    }

    .technology-content {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .milestone-timeline {
        flex-direction: column;
        gap: 2rem;
        padding: 2rem 0;
    }

    .milestone-item {
        width: 100%;
    }

    .timeline-line {
        display: none;
    }

    .milestone-content {
        position: static;
        transform: none;
        opacity: 1;
        width: 100%;
        white-space: normal;
        margin-top: 0.5rem;
    }

    .milestone-item::before {
        position: static;
        transform: none;
        display: block;
        margin-bottom: 0.5rem;
    }

    .container {
        padding: 0 1rem;
    }

    .section-title {
        font-size: 2rem;
    }
}

/* Utility Classes */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

.slide-in-left {
    opacity: 0;
    transform: translateX(-50px);
    transition: all 0.6s ease;
}

.slide-in-left.visible {
    opacity: 1;
    transform: translateX(0);
}

.slide-in-right {
    opacity: 0;
    transform: translateX(50px);
    transition: all 0.6s ease;
}

.slide-in-right.visible {
    opacity: 1;
    transform: translateX(0);
}

/* Küçük Ekranlar için Responsive */
@media (max-width: 480px) {
    .services-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .experience-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .advantages-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .technology-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .tech-feature {
        flex-direction: column;
        text-align: center;
        gap: 1rem;
    }

    .dashboard-stats {
        grid-template-columns: 1fr;
        gap: 0.5rem;
    }
}