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

:root {
    --navy: #1a365d;
    --navy-light: #2c5282;
    --orange: #ed8936;
    --orange-dark: #dd6b20;
    --white: #ffffff;
    --gray-50: #f7fafc;
    --gray-100: #edf2f7;
    --gray-200: #e2e8f0;
    --gray-600: #718096;
    --gray-800: #2d3748;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    line-height: 1.6;
    color: var(--gray-800);
}

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

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(26, 54, 93, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    padding: 15px 0;
}

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

.logo {
    font-size: 28px;
    font-weight: 800;
    letter-spacing: -1px;
}

.logo-go {
    color: var(--white);
}

.logo-run {
    color: var(--orange);
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 40px;
}

.nav-links a {
    color: var(--white);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s;
}

.nav-links a:hover {
    color: var(--orange);
}

.cta-btn {
    background: var(--orange);
    color: var(--white);
    padding: 10px 24px;
    border-radius: 6px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s;
}

.cta-btn:hover {
    background: var(--orange-dark);
    transform: translateY(-2px);
}

/* Hero Section */
.hero {
    position: relative;
    height: 100vh;
    min-height: 600px;
    display: flex;
    align-items: center;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(26, 54, 93, 0.92) 0%, rgba(26, 54, 93, 0.85) 50%, rgba(237, 137, 54, 0.75) 100%);
}

.hero-content {
    position: relative;
    z-index: 1;
    color: var(--white);
    max-width: 700px;
}

.hero h1 {
    font-size: 56px;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 24px;
}

.highlight {
    color: var(--orange);
}

.hero-subtitle {
    font-size: 20px;
    opacity: 0.95;
    margin-bottom: 40px;
    max-width: 550px;
}

.hero-cta {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

.btn-primary {
    background: var(--orange);
    color: var(--white);
    padding: 14px 32px;
    border-radius: 6px;
    text-decoration: none;
    font-weight: 600;
    display: inline-block;
    transition: all 0.3s;
    border: none;
    cursor: pointer;
    font-size: 16px;
}

.btn-primary:hover {
    background: var(--orange-dark);
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(237, 137, 54, 0.3);
}

.btn-secondary {
    background: transparent;
    color: var(--white);
    padding: 14px 32px;
    border-radius: 6px;
    text-decoration: none;
    font-weight: 600;
    display: inline-block;
    transition: all 0.3s;
    border: 2px solid var(--white);
}

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

.btn-large {
    padding: 18px 48px;
    font-size: 18px;
}

/* Services Section */
.services {
    padding: 100px 0;
    background: var(--gray-50);
}

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

.section-header h2 {
    font-size: 42px;
    font-weight: 700;
    color: var(--navy);
    margin-bottom: 16px;
}

.section-header p {
    font-size: 18px;
    color: var(--gray-600);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.service-card {
    background: var(--white);
    padding: 40px 30px;
    border-radius: 12px;
    text-align: center;
    transition: all 0.3s;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(26, 54, 93, 0.15);
}

.service-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--navy) 0%, var(--navy-light) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 24px;
}

.service-icon svg {
    color: var(--white);
}

.service-card h3 {
    font-size: 22px;
    font-weight: 600;
    color: var(--navy);
    margin-bottom: 16px;
}

.service-card p {
    color: var(--gray-600);
    line-height: 1.7;
}

/* Features Section */
.features {
    padding: 100px 0;
    background: var(--white);
}

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

.features-text h2 {
    font-size: 38px;
    font-weight: 700;
    color: var(--navy);
    margin-bottom: 24px;
}

.features-text p {
    color: var(--gray-600);
    margin-bottom: 32px;
    font-size: 17px;
}

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

.features-list li {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 16px;
    font-size: 16px;
}

.check-icon {
    width: 28px;
    height: 28px;
    background: var(--orange);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    flex-shrink: 0;
}

.features-image {
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(26, 54, 93, 0.2);
}

.features-image img {
    width: 100%;
    height: auto;
    display: block;
}

/* About Section */
.about {
    padding: 100px 0;
    background: var(--gray-50);
}

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

.about-image {
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(26, 54, 93, 0.15);
}

.about-image img {
    width: 100%;
    height: auto;
    display: block;
}

.about-text h2 {
    font-size: 38px;
    font-weight: 700;
    color: var(--navy);
    margin-bottom: 24px;
}

.about-text p {
    color: var(--gray-600);
    margin-bottom: 20px;
    font-size: 16px;
}

.stats {
    display: flex;
    gap: 40px;
    margin-top: 40px;
}

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 36px;
    font-weight: 700;
    color: var(--orange);
}

.stat-label {
    font-size: 14px;
    color: var(--gray-600);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* CTA Section */
.cta-section {
    padding: 80px 0;
    background: linear-gradient(135deg, var(--navy) 0%, var(--navy-light) 100%);
    text-align: center;
    color: var(--white);
}

.cta-section h2 {
    font-size: 38px;
    font-weight: 700;
    margin-bottom: 16px;
}

.cta-section p {
    font-size: 18px;
    opacity: 0.9;
    margin-bottom: 32px;
}

/* Contact Section */
.contact {
    padding: 100px 0;
    background: var(--white);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.contact-item {
    display: flex;
    gap: 20px;
    align-items: flex-start;
}

.contact-icon {
    width: 50px;
    height: 50px;
    background: var(--navy);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.contact-icon svg {
    color: var(--white);
}

.contact-item h4 {
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--gray-600);
    margin-bottom: 4px;
}

.contact-item p {
    color: var(--gray-800);
    font-size: 16px;
}

.contact-item a {
    color: var(--gray-800);
    text-decoration: none;
    transition: color 0.3s;
}

.contact-item a:hover {
    color: var(--orange);
}

.contact-form {
    background: var(--gray-50);
    padding: 40px;
    border-radius: 16px;
}

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

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 14px 18px;
    border: 2px solid var(--gray-200);
    border-radius: 8px;
    font-size: 16px;
    font-family: inherit;
    transition: border-color 0.3s;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--orange);
}

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

/* Footer */
.footer {
    background: var(--navy);
    color: var(--white);
    padding: 60px 0 30px;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 60px;
    margin-bottom: 40px;
}

.footer-brand p {
    color: var(--gray-200);
    margin-top: 16px;
    max-width: 300px;
}

.footer-links h4,
.footer-contact h4 {
    font-size: 16px;
    margin-bottom: 20px;
}

.footer-links ul {
    list-style: none;
}

.footer-links li {
    margin-bottom: 12px;
}

.footer-links a,
.footer-contact a {
    color: var(--gray-200);
    text-decoration: none;
    transition: color 0.3s;
}

.footer-links a:hover,
.footer-contact a:hover {
    color: var(--orange);
}

.footer-contact p {
    color: var(--gray-200);
    margin-bottom: 8px;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 30px;
    text-align: center;
    color: var(--gray-200);
    font-size: 14px;
}

/* Responsive Design */
@media (max-width: 992px) {
    .hero h1 {
        font-size: 44px;
    }

    .features-content,
    .about-content,
    .contact-content {
        grid-template-columns: 1fr;
    }

    .features-image {
        order: -1;
    }

    .footer-content {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }

    .hero h1 {
        font-size: 36px;
    }

    .hero-subtitle {
        font-size: 18px;
    }

    .hero-cta {
        flex-direction: column;
    }

    .section-header h2 {
        font-size: 32px;
    }

    .features-text h2,
    .about-text h2,
    .cta-section h2 {
        font-size: 30px;
    }

    .stats {
        flex-wrap: wrap;
        justify-content: center;
    }

    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .footer-brand {
        display: flex;
        flex-direction: column;
        align-items: center;
    }

    .footer-brand p {
        max-width: 100%;
    }
}

@media (max-width: 480px) {
    .hero h1 {
        font-size: 30px;
    }

    .btn-large {
        width: 100%;
        text-align: center;
    }

    .stat-number {
        font-size: 28px;
    }
}