/* ICA Teknoloji - Custom Styles */

:root {
    --primary-color: #2563eb;
    --primary-dark: #1d4ed8;
    --secondary-color: #64748b;
    --accent-color: #f59e0b;
    --text-dark: #1e293b;
    --text-light: #64748b;
    --bg-light: #f8fafc;
    --bg-white: #ffffff;
    --border-color: #e2e8f0;
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
}

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

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    overflow-x: hidden;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
}

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

.section-description {
    font-size: 1.125rem;
    color: var(--text-light);
    margin-bottom: 2rem;
}

/* Header */
.header {
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    width: 100%;
}

.navbar {
    padding: 1rem 0;
    position: relative;
    z-index: 1001;
}

/* Force navbar visibility */
.header,
.navbar {
    display: block !important;
    visibility: visible !important;
    opacity: 1 !important;
}

.navbar-brand img {
    height: 40px;
    width: auto;
}

.navbar-nav .nav-link {
    font-weight: 500;
    color: var(--text-dark);
    margin: 0 0.5rem;
    transition: color 0.3s ease;
}

.navbar-nav .nav-link:hover {
    color: var(--primary-color);
}

/* Buttons */
.btn {
    font-weight: 600;
    padding: 0.75rem 1.5rem;
    border-radius: 0.5rem;
    transition: all 0.3s ease;
    border: none;
    text-decoration: none;
    display: inline-block;
}

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

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

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

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

/* Hero Section with Vanta Background */
.hero-section {
    position: relative;
    background: linear-gradient(135deg, #1e3a8a 0%, #3b82f6 100%);
    padding: 8rem 0 6rem;
    min-height: 100vh;
    display: flex;
    align-items: center;
    overflow: hidden;
}

/* Vanta.js canvas overlay */
.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(30, 58, 138, 0.1);
    z-index: 1;
}

/* Hero content positioning */
.hero-section .container {
    position: relative;
    z-index: 2;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    color: white;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.hero-description {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 2rem;
    line-height: 1.6;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
}

.hero-content {
    position: relative;
    z-index: 3;
}

.hero-buttons {
    margin-top: 2rem;
}

/* Hero section button overrides */
.hero-section .btn-outline-primary {
    border: 2px solid white;
    color: white;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
}

.hero-section .btn-outline-primary:hover {
    background: white;
    color: var(--primary-color);
    border-color: white;
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(255, 255, 255, 0.3);
}

.hero-image {
    position: relative;
    z-index: 3;
}

.hero-image img {
    max-width: 100%;
    height: auto;
    filter: drop-shadow(0 10px 20px rgba(0, 0, 0, 0.3));
    transition: transform 0.3s ease;
}

.hero-image img:hover {
    transform: translateY(-5px);
}


/* Service Hero Section with Vanta Background */
.service-hero {
    position: relative;
    background: linear-gradient(135deg, #ff2d92 0%, #ff6b9d 100%);
    padding: 8rem 0 6rem;
    min-height: 100vh;
    display: flex;
    align-items: center;
    overflow: hidden;
}

/* Vanta.js canvas overlay */
.service-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 45, 146, 0.1);
    z-index: 1;
}

/* Service hero content positioning */
.service-hero .container {
    position: relative;
    z-index: 2;
}

.service-hero .hero-content {
    position: relative;
    z-index: 3;
}

.service-hero .hero-title {
    color: white;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.service-hero .hero-description {
    color: rgba(255, 255, 255, 0.9);
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
}

.service-hero .hero-image {
    position: relative;
    z-index: 3;
}

.service-hero .hero-image img {
    filter: drop-shadow(0 10px 20px rgba(0, 0, 0, 0.3));
    transition: transform 0.3s ease;
}

.service-hero .hero-image img:hover {
    transform: translateY(-5px);
}

/* Service hero button overrides */
.service-hero .btn-outline-primary {
    border: 2px solid white;
    color: white;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
}

.service-hero .btn-outline-primary:hover {
    background: white;
    color: #ff2d92;
    border-color: white;
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(255, 255, 255, 0.3);
}

/* Happy Customers Section */
.happy-customers {
    background: var(--bg-light);
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
    overflow: hidden;
}

.customers-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 1rem;
}

.customers-description {
    font-size: 1rem;
    color: var(--text-light);
    margin-bottom: 0;
}

.customers-slider {
    width: 100%;
    overflow: hidden;
    position: relative;
}

.customers-track {
    display: flex;
    animation: scroll 30s linear infinite;
    gap: 3rem;
    align-items: center;
}

.customer-logo {
    flex-shrink: 0;
    width: 150px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: white;
    border-radius: 0.5rem;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

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

.customer-logo img {
    max-width: 120px;
    max-height: 60px;
    object-fit: contain;
    filter: grayscale(100%);
    transition: filter 0.3s ease;
}

.customer-logo:hover img {
    filter: grayscale(0%);
}

/* Pause animation on hover */
.customers-slider:hover .customers-track {
    animation-play-state: paused;
}

/* Services Section */
.services-section {
    background: var(--bg-white);
    padding: 6rem 0 !important;
    position: relative;
}

.services-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--primary-color), transparent);
}

.services-section .section-title {
    font-size: 3rem;
    font-weight: 800;
    color: var(--text-dark);
    margin-bottom: 1.5rem;
    position: relative;
}

.services-section .section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--primary-light));
    border-radius: 2px;
}

.services-section .section-description {
    font-size: 1.25rem;
    color: var(--text-light);
    margin-bottom: 3rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.service-card {
    background: var(--bg-white);
    padding: 2rem;
    border-radius: 1rem;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
    height: 100%;
    border: 1px solid var(--border-color);
}

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

.service-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    border-radius: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.service-icon i {
    font-size: 1.5rem;
    color: white;
}

.service-card h4 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

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

/* How We Work Section */
.how-we-work {
    background: var(--bg-light);
}

.work-step {
    text-align: center;
    padding: 2rem 1rem;
}

.step-number {
    width: 60px;
    height: 60px;
    background: var(--primary-color);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0 auto 1.5rem;
}

.work-step h4 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.work-step p {
    color: var(--text-light);
    line-height: 1.6;
}

/* About Section */
.about-section {
    background: var(--bg-white);
}

.about-content {
    padding-right: 2rem;
}

.about-description {
    font-size: 1.125rem;
    color: var(--text-light);
    margin-bottom: 1.5rem;
    line-height: 1.7;
}

.stats-row {
    display: flex;
    gap: 2rem;
    margin-top: 2rem;
}

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

.stat-item h3 {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.stat-item p {
    color: var(--text-light);
    font-weight: 500;
    margin: 0;
}

/* Expertise Section */
.expertise-section {
    background: var(--bg-light);
}

.expertise-card {
    background: var(--bg-white);
    padding: 2rem;
    border-radius: 1rem;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
    height: 100%;
    border: 1px solid var(--border-color);
}

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

.expertise-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--accent-color), #f97316);
    border-radius: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.expertise-icon i {
    font-size: 1.5rem;
    color: white;
}

.expertise-card h4 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.expertise-card p {
    color: var(--text-light);
    margin-bottom: 1rem;
    line-height: 1.6;
}

.expertise-list {
    list-style: none;
    padding: 0;
}

.expertise-list li {
    color: var(--text-light);
    margin-bottom: 0.5rem;
    position: relative;
    padding-left: 1.5rem;
}

.expertise-list li:before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: 700;
}

/* CTA Section */
.cta-section {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: white;
}

.cta-title {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 1rem;
}

.cta-description {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

/* Contact Section */
.contact-section {
    background: var(--bg-light);
}

.contact-info {
    padding: 2rem 0;
}

.contact-item {
    display: flex;
    align-items: center;
    margin-bottom: 2rem;
}

.contact-item i {
    width: 50px;
    height: 50px;
    background: var(--primary-color);
    color: white;
    border-radius: 0.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 1rem;
}

.contact-item h5 {
    font-weight: 600;
    margin-bottom: 0.25rem;
    color: var(--text-dark);
}

.contact-item p {
    color: var(--text-light);
    margin: 0;
}

.contact-form {
    background: var(--bg-white);
    padding: 2rem;
    border-radius: 1rem;
    box-shadow: var(--shadow);
}

.form-control {
    border: 2px solid var(--border-color);
    border-radius: 0.5rem;
    padding: 0.75rem 1rem;
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

.form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

/* Footer */
.footer {
    background: var(--text-dark);
    color: white;
}

.footer-brand img {
    height: 40px;
    width: auto;
    margin-bottom: 1rem;
}

.footer-brand p {
    color: #94a3b8;
    line-height: 1.6;
}

.footer h5 {
    font-weight: 700;
    margin-bottom: 1rem;
    color: white;
}

.footer-links {
    list-style: none;
    padding: 0;
}

.footer-links li {
    margin-bottom: 0.5rem;
}

.footer-links a {
    color: #94a3b8;
    text-decoration: none;
    transition: color 0.3s ease;
}

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

.contact-info p {
    color: #94a3b8;
    margin-bottom: 0.5rem;
}

.social-links a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    color: white;
    border-radius: 0.5rem;
    text-decoration: none;
    transition: all 0.3s ease;
}

.social-links a:hover {
    background: var(--primary-color);
    transform: translateY(-2px);
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero-title {
        font-size: 2.5rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .hero-buttons {
        text-align: center;
    }
    
    .hero-buttons .btn {
        display: block;
        width: 100%;
        margin-bottom: 1rem;
    }
    
    .service-hero {
        padding: 6rem 0 4rem;
    }
    
    .projects-hero {
        padding: 6rem 0 4rem;
    }
    
    .services-section {
        padding: 4rem 0 !important;
    }
    
    .services-section .section-title {
        font-size: 2.5rem;
    }
    
    .customers-track {
        gap: 2rem;
    }
    
    .customer-logo {
        width: 120px;
        height: 60px;
    }
    
    .customer-logo img {
        max-width: 100px;
        max-height: 50px;
    }
    
    .stats-row {
        flex-direction: column;
        gap: 1rem;
    }
    
    .about-content {
        padding-right: 0;
        margin-bottom: 2rem;
    }
    
    .contact-item {
        flex-direction: column;
        text-align: center;
    }
    
    .contact-item i {
        margin-right: 0;
        margin-bottom: 1rem;
    }
}

@media (max-width: 576px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .section-title {
        font-size: 1.75rem;
    }
    
    .services-section .section-title {
        font-size: 2rem;
    }
    
    .services-section {
        padding: 3rem 0 !important;
    }
    
    .service-hero {
        padding: 5rem 0 3rem;
    }
    
    .projects-hero {
        padding: 5rem 0 3rem;
    }
    
    .customers-track {
        gap: 1.5rem;
    }
    
    .customer-logo {
        width: 100px;
        height: 50px;
    }
    
    .customer-logo img {
        max-width: 80px;
        max-height: 40px;
    }
    
    .service-card,
    .expertise-card {
        padding: 1.5rem;
    }
    
    .contact-form {
        padding: 1.5rem;
    }
}

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

.fade-in-up {
    animation: fadeInUp 0.6s ease-out;
}

/* Smooth Scrolling */
html {
    scroll-behavior: smooth;
}

/* Loading Animation */
.loading {
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.6s ease;
}

.loading.loaded {
    opacity: 1;
    transform: translateY(0);
}

/* Projects Page Styles */
.projects-hero {
    position: relative;
    background: linear-gradient(135deg, #4338ca 0%, #6366f1 100%);
    padding: 8rem 0 6rem;
    min-height: 100vh;
    display: flex;
    align-items: center;
    overflow: hidden;
}

/* Vanta.js canvas overlay */
.projects-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(67, 56, 202, 0.1);
    z-index: 1;
}

/* Projects hero content positioning */
.projects-hero .container {
    position: relative;
    z-index: 2;
}

.projects-hero .hero-content {
    position: relative;
    z-index: 3;
}

.projects-hero .hero-title {
    color: white;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.projects-hero .hero-description {
    color: rgba(255, 255, 255, 0.9);
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
}

.projects-hero .hero-buttons .btn-outline-primary {
    border: 2px solid white;
    color: white;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
}

.projects-hero .hero-buttons .btn-outline-primary:hover {
    background: white;
    color: #4338ca;
    border-color: white;
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(255, 255, 255, 0.3);
}

.projects-section {
    background: var(--bg-white);
    padding: 4rem 0;
}

.project-item {
    margin-bottom: 5rem;
    padding: 2rem 0;
}

.project-image {
    position: relative;
    overflow: hidden;
    border-radius: 1rem;
    box-shadow: var(--shadow-lg);
    transition: transform 0.3s ease;
}

.project-image:hover {
    transform: scale(1.02);
}

.project-image img {
    width: 100%;
    height: 400px;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.project-image:hover img {
    transform: scale(1.05);
}

.project-content {
    padding: 2rem;
}

.project-category {
    display: inline-block;
    background: var(--primary-color);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 2rem;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.project-title {
    font-size: 2rem;
    font-weight: 800;
    color: var(--text-dark);
    margin-bottom: 1rem;
    line-height: 1.2;
}

.project-description {
    font-size: 1.125rem;
    color: var(--text-light);
    line-height: 1.7;
    margin-bottom: 2rem;
}

.project-tech {
    margin-bottom: 2rem;
}

.tech-tag {
    display: inline-block;
    background: var(--bg-light);
    color: var(--text-dark);
    padding: 0.5rem 1rem;
    border-radius: 0.5rem;
    font-size: 0.875rem;
    font-weight: 500;
    margin-right: 0.5rem;
    margin-bottom: 0.5rem;
    border: 1px solid var(--border-color);
}

.project-stats {
    display: flex;
    gap: 2rem;
    flex-wrap: wrap;
}

.stat-item {
    text-align: center;
    padding: 1rem;
    background: var(--bg-light);
    border-radius: 0.5rem;
    min-width: 120px;
}

.stat-item strong {
    display: block;
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--primary-color);
    margin-bottom: 0.25rem;
}

.stat-item {
    font-size: 0.875rem;
    color: var(--text-light);
    font-weight: 500;
}

/* Responsive Projects */
@media (max-width: 768px) {
    .project-item {
        margin-bottom: 3rem;
    }
    
    .project-content {
        padding: 1rem;
        margin-top: 2rem;
    }
    
    .project-title {
        font-size: 1.5rem;
    }
    
    .project-stats {
        gap: 1rem;
    }
    
    .stat-item {
        min-width: 100px;
        padding: 0.75rem;
    }
    
    .stat-item strong {
        font-size: 1.25rem;
    }
}

@media (max-width: 576px) {
    .project-stats {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .stat-item {
        min-width: auto;
        width: 100%;
    }
}

/* Trusted Companies Section */
.trusted-companies {
    background: var(--bg-light);
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
    overflow: hidden;
}

.companies-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 1rem;
}

.companies-description {
    font-size: 1rem;
    color: var(--text-light);
    margin-bottom: 0;
}

.companies-slider {
    width: 100%;
    overflow: hidden;
    position: relative;
}

.companies-track {
    display: flex;
    animation: scroll 30s linear infinite;
    gap: 3rem;
    align-items: center;
}

.company-logo {
    flex-shrink: 0;
    width: 150px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: white;
    border-radius: 0.5rem;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

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

.company-logo img {
    max-width: 120px;
    max-height: 60px;
    object-fit: contain;
    filter: grayscale(100%);
    transition: filter 0.3s ease;
}

.company-logo:hover img {
    filter: grayscale(0%);
}

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

/* Pause animation on hover */
.companies-slider:hover .companies-track {
    animation-play-state: paused;
}

/* Responsive Companies */
@media (max-width: 768px) {
    .companies-track {
        gap: 2rem;
    }
    
    .company-logo {
        width: 120px;
        height: 60px;
    }
    
    .company-logo img {
        max-width: 100px;
        max-height: 50px;
    }
}

@media (max-width: 576px) {
    .companies-track {
        gap: 1.5rem;
    }
    
    .company-logo {
        width: 100px;
        height: 50px;
    }
    
    .company-logo img {
        max-width: 80px;
        max-height: 40px;
    }
}

/* History Page Styles */
.history-hero {
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    padding: 8rem 0 4rem;
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.timeline-section {
    background: var(--bg-white);
    padding: 4rem 0;
}

.timeline {
    position: relative;
    width: 100%;
    padding: 4rem 0;
    max-width: 1200px;
    margin: 0 auto;
}

.timeline::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 2rem;
    right: 2rem;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--primary-light));
    transform: translateY(-50%);
    border-radius: 2px;
    z-index: 1;
}

.timeline-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: relative;
    padding: 0 2rem;
}

.timeline-item {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    cursor: pointer;
    transition: all 0.3s ease;
    z-index: 2;
}

.timeline-marker {
    width: 24px;
    height: 24px;
    background: var(--bg-white);
    border: 4px solid var(--primary-color);
    border-radius: 50%;
    position: relative;
    z-index: 3;
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.timeline-marker:hover {
    transform: scale(1.3);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.25);
}

.timeline-marker.active {
    background: var(--primary-color);
    transform: scale(1.2);
}

.marker-dot {
    width: 8px;
    height: 8px;
    background: var(--primary-color);
    border-radius: 50%;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    transition: all 0.3s ease;
}

.timeline-marker:hover .marker-dot {
    background: var(--bg-white);
}

.timeline-year {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-top: 1rem;
    text-align: center;
    transition: all 0.3s ease;
}

.timeline-item:hover .timeline-year {
    color: var(--primary-dark);
    transform: scale(1.1);
}

.timeline-content {
    position: absolute;
    top: -200px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--bg-white);
    border-radius: 12px;
    padding: 1.5rem;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
    border: 1px solid var(--border-color);
    width: 280px;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 10;
}

.timeline-content::before {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 0;
    border-left: 10px solid transparent;
    border-right: 10px solid transparent;
    border-top: 10px solid var(--bg-white);
}

.timeline-content::after {
    content: '';
    position: absolute;
    bottom: -12px;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 0;
    border-left: 12px solid transparent;
    border-right: 12px solid transparent;
    border-top: 12px solid var(--border-color);
}

.timeline-item:hover .timeline-content {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(-10px);
}

.timeline-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 0.75rem;
    text-align: center;
}

.timeline-description {
    color: var(--text-light);
    line-height: 1.5;
    font-size: 0.9rem;
    text-align: center;
    margin-bottom: 1rem;
}

.timeline-achievements {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    justify-content: center;
}

.achievement-tag {
    background: var(--primary-light);
    color: var(--primary-color);
    padding: 0.25rem 0.75rem;
    border-radius: 15px;
    font-size: 0.75rem;
    font-weight: 500;
    border: 1px solid var(--primary-color);
}

/* Stats Section */
.stats-section {
    background: var(--bg-light);
}

.stat-card {
    text-align: center;
    padding: 2rem;
    background: white;
    border-radius: 1rem;
    box-shadow: var(--shadow);
    transition: transform 0.3s ease;
}

.stat-card:hover {
    transform: translateY(-5px);
}

.stat-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    border-radius: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
}

.stat-icon i {
    font-size: 1.5rem;
    color: white;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.stat-label {
    color: var(--text-light);
    font-weight: 500;
    margin: 0;
}

/* Responsive Timeline */
@media (max-width: 768px) {
    .timeline {
        padding: 2rem 0;
    }
    
    .timeline::before {
        left: 1rem;
        right: 1rem;
    }
    
    .timeline-container {
        padding: 0 1rem;
        gap: 1rem;
    }
    
    .timeline-marker {
        width: 20px;
        height: 20px;
    }
    
    .timeline-year {
        font-size: 1rem;
        margin-top: 0.5rem;
    }
    
    .timeline-content {
        width: 240px;
        padding: 1rem;
        top: -180px;
    }
    
    .timeline-title {
        font-size: 1rem;
    }
    
    .timeline-description {
        font-size: 0.8rem;
    }
}

@media (max-width: 576px) {
    .timeline-content {
        padding: 1.5rem;
    }
    
    .timeline-title {
        font-size: 1.25rem;
    }
    
    .stat-card {
        padding: 1.5rem;
    }
    
    .stat-number {
        font-size: 2rem;
    }
}