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

:root {
    --primary-color: #1e40af;
    --secondary-color: #3b82f6;
    --accent-color: #60a5fa;
    --dark-blue: #1e3a8a;
    --light-blue: #dbeafe;
    --text-dark: #1f2937;
    --text-light: #6b7280;
    --white: #ffffff;
    --light-gray: #f9fafb;
    --border-gray: #e5e7eb;
    --success-green: #10b981;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background: var(--white);
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    z-index: 1000;
    transition: all 0.3s ease;
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 20px;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
}

.nav-brand i {
    font-size: 1.8rem;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-link {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

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

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: width 0.3s ease;
}

.nav-link:hover::after {
    width: 100%;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    text-decoration: none;
    border-radius: 8px;
    font-weight: 600;
    transition: all 0.3s ease;
    border: 2px solid transparent;
    cursor: pointer;
    font-size: 1rem;
}

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

.btn-primary:hover {
    background: var(--dark-blue);
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(30, 64, 175, 0.2);
}

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

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

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

.btn-white:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(255, 255, 255, 0.3);
}

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

.btn-outline:hover {
    background: rgba(255, 255, 255, 0.1);
}

.btn-large {
    padding: 1rem 2.5rem;
    font-size: 1.1rem;
}

/* Hero Section */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #1e40af 0%, #3b82f6 50%, #60a5fa 100%);
    overflow: hidden;
    padding-top: 80px;
}

.hero::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 1200 600"><defs><pattern id="grid" width="40" height="40" patternUnits="userSpaceOnUse"><path d="M 40 0 L 0 0 0 40" fill="none" stroke="rgba(255,255,255,0.05)" stroke-width="1"/></pattern></defs><rect width="1200" height="600" fill="url(%23grid)"/></svg>');
    opacity: 0.3;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 30% 50%, rgba(96, 165, 250, 0.2) 0%, transparent 50%);
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    padding: 2rem 0;
}

.hero-title {
    font-size: 4rem;
    font-weight: 800;
    color: var(--white);
    margin-bottom: 1.5rem;
    line-height: 1.2;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.title-highlight {
    display: block;
}

.title-subtitle {
    display: block;
    font-size: 3rem;
    font-weight: 600;
}

.hero-description {
    font-size: 1.3rem;
    color: rgba(255, 255, 255, 0.95);
    max-width: 800px;
    margin: 0 auto 2.5rem;
    line-height: 1.8;
}

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

.hero-scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    color: var(--white);
    font-size: 2rem;
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateX(-50%) translateY(0);
    }
    40% {
        transform: translateX(-50%) translateY(-10px);
    }
    60% {
        transform: translateX(-50%) translateY(-5px);
    }
}

/* Statistics Section */
.statistics {
    background: var(--white);
    padding: 5rem 0;
    border-bottom: 1px solid var(--border-gray);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 3rem;
    text-align: center;
}

.stat-card {
    padding: 2rem;
    transition: transform 0.3s ease;
}

.stat-card:hover {
    transform: translateY(-10px);
}

.stat-number {
    font-size: 5rem;
    font-weight: 800;
    color: var(--primary-color);
    line-height: 1;
    margin-bottom: 1rem;
}

.stat-number::after {
    content: '+';
    font-size: 3rem;
    margin-left: 0.2rem;
}

.stat-label {
    font-size: 1.2rem;
    color: var(--text-light);
    font-weight: 500;
    line-height: 1.4;
}

/* Trust Section */
.trust-section {
    background: var(--light-blue);
    padding: 4rem 0;
}

.trust-content {
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
}

.trust-text {
    font-size: 1.3rem;
    color: var(--text-dark);
    line-height: 1.8;
    font-weight: 400;
}

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

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-dark);
    text-align: center;
    margin-bottom: 4rem;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.service-card {
    background: var(--white);
    padding: 2.5rem 2rem;
    border-radius: 16px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

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

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(30, 64, 175, 0.1);
}

.service-number {
    position: absolute;
    top: 1rem;
    right: 1rem;
    font-size: 3rem;
    font-weight: 800;
    color: var(--light-blue);
}

.service-icon {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 1.5rem;
}

.service-title {
    font-size: 1.4rem;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 1rem;
}

.service-description {
    font-size: 1rem;
    color: var(--text-light);
    line-height: 1.6;
}

.services-footer {
    text-align: center;
    margin-top: 4rem;
}

.services-footer-title {
    font-size: 2rem;
    font-weight: 600;
    color: var(--primary-color);
}

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

.quality-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 4rem;
    align-items: center;
}

.quality-image {
    display: flex;
    justify-content: center;
    align-items: center;
}

.quality-icon-large {
    font-size: 15rem;
    color: var(--light-blue);
    animation: float 3s ease-in-out infinite;
}

.quality-icon-large i {
    display: block;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-20px);
    }
}

.quality-content .section-title {
    text-align: left;
    margin-bottom: 1.5rem;
}

.quality-intro {
    font-size: 1.2rem;
    color: var(--text-dark);
    margin-bottom: 1.5rem;
    font-weight: 500;
}

.quality-list {
    list-style: none;
}

.quality-list li {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    font-size: 1.1rem;
    color: var(--text-dark);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.quality-list i {
    font-size: 1.5rem;
    color: var(--success-green);
    margin-top: 0.2rem;
}

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

.partnership-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 4rem;
    align-items: center;
}

.partnership-content .section-title {
    text-align: left;
    margin-bottom: 1.5rem;
}

.partnership-intro {
    font-size: 1.3rem;
    color: var(--text-dark);
    margin-bottom: 1.5rem;
    line-height: 1.8;
}

.partnership-text {
    font-size: 1.1rem;
    color: var(--text-dark);
    margin-bottom: 1.5rem;
}

.partnership-list {
    list-style: none;
    margin-bottom: 2rem;
}

.partnership-list li {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    font-size: 1.1rem;
    color: var(--text-dark);
    margin-bottom: 1rem;
    line-height: 1.6;
}

.partnership-list i {
    color: var(--primary-color);
    margin-top: 0.3rem;
}

.partnership-conclusion {
    font-size: 1.1rem;
    color: var(--text-dark);
    line-height: 1.8;
}

.partnership-image {
    display: flex;
    justify-content: center;
    align-items: center;
}

.partnership-icon-large {
    font-size: 15rem;
    color: var(--light-blue);
    animation: float 3s ease-in-out infinite;
}

.partnership-icon-large i {
    display: block;
}

/* CTA Section */
.cta {
    padding: 6rem 0;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    position: relative;
    overflow: hidden;
}

.cta::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    border-radius: 50%;
}

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

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

.cta-subtitle {
    font-size: 2rem;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 2.5rem;
}

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

.cta-buttons .btn i {
    margin-right: 0.5rem;
}

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

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    align-items: center;
    text-align: center;
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.5rem;
    font-weight: 700;
    justify-content: center;
}

.footer-brand i {
    font-size: 1.8rem;
}

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

.footer-social {
    display: flex;
    gap: 1rem;
    justify-content: center;
}

.social-link {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    text-decoration: none;
    transition: all 0.3s ease;
}

.social-link:hover {
    background: var(--white);
    color: var(--primary-color);
    transform: translateY(-3px);
}

/* Animations */
.animate-fade-in {
    animation: fadeIn 1s ease-out;
}

.animate-fade-in-delay {
    animation: fadeIn 1s ease-out 0.3s backwards;
}

.animate-fade-in-delay-2 {
    animation: fadeIn 1s ease-out 0.6s backwards;
}

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

.animate-on-scroll {
    opacity: 0;
    transform: translateY(50px);
    transition: all 0.8s ease;
}

.animate-on-scroll.in-view {
    opacity: 1;
    transform: translateY(0);
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        gap: 1rem;
    }
    
    .nav-link {
        font-size: 0.9rem;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .title-subtitle {
        font-size: 2rem;
    }
    
    .hero-description {
        font-size: 1.1rem;
    }
    
    .stat-number {
        font-size: 3.5rem;
    }
    
    .stat-label {
        font-size: 1rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .quality-icon-large,
    .partnership-icon-large {
        font-size: 8rem;
    }
    
    .cta-title {
        font-size: 2rem;
    }
    
    .cta-subtitle {
        font-size: 1.5rem;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .title-subtitle {
        font-size: 1.5rem;
    }
    
    .hero-description {
        font-size: 1rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: stretch;
    }
    
    .btn-large {
        width: 100%;
        text-align: center;
    }
    
    .nav-menu {
        display: none;
    }
}