:root {
    --primary-blue: #1a2e44;
    --primary-blue-light: #2c4a6e;
    --accent-orange: #ff8c42;
    --accent-orange-hover: #ff7043;
    --text-dark: #1a2e44;
    --text-light: #546e7a;
    --bg-light: #f8faff;
    --white: #ffffff;
    --shadow-sm: 0 4px 6px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 10px 15px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 20px 25px rgba(0, 0, 0, 0.15);
    --radius-md: 12px;
    --radius-lg: 20px;
}

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

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

a {
    text-decoration: none;
    color: inherit;
    transition: all 0.3s ease;
}

/* Header */
header {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    box-shadow: var(--shadow-sm);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo img {
    height: 50px;
    width: auto;
}

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

.nav-links a.nav-item {
    color: var(--text-dark);
    font-weight: 500;
}

.btn-primary {
    background-color: var(--accent-orange);
    color: var(--white);
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-md);
    font-weight: 600;
    box-shadow: 0 4px 12px rgba(255, 140, 66, 0.3);
    text-align: center;
}

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

/* Hero Section */
.hero {
    padding: 160px 2rem 100px;
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-content h1 {
    font-size: 3.5rem;
    line-height: 1.1;
    color: var(--primary-blue);
    margin-bottom: 1.5rem;
    font-weight: 800;
}

.hero-content p {
    font-size: 1.25rem;
    color: var(--text-light);
    margin-bottom: 2.5rem;
    max-width: 500px;
}

.hero-image img {
    width: 100%;
    max-width: 500px;
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0% {
        transform: translateY(0px);
    }

    50% {
        transform: translateY(-20px);
    }

    100% {
        transform: translateY(0px);
    }
}

/* Features */
.features {
    padding: 100px 2rem;
    background: var(--white);
}

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

.section-title h2 {
    font-size: 2.5rem;
    color: var(--primary-blue);
    margin-bottom: 1rem;
}

.features-grid {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.feature-card {
    background: var(--bg-light);
    padding: 2.5rem;
    border-radius: var(--radius-lg);
    transition: all 0.3s ease;
}

.feature-icon {
    width: 60px;
    height: 60px;
    background: rgba(255, 140, 66, 0.1);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    color: var(--accent-orange);
    font-size: 1.5rem;
}

/* Footer */
footer {
    background: var(--primary-blue);
    color: var(--white);
    padding: 4rem 2rem 2rem;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 3rem;
}

.footer-col h4 {
    color: var(--accent-orange);
    margin-bottom: 1.5rem;
}

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

.footer-col ul li a {
    opacity: 0.8;
}

.footer-bottom {
    max-width: 1200px;
    margin: 3rem auto 0;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 2rem;
    text-align: center;
    opacity: 0.6;
}

/* Responsive */
@media (max-width: 768px) {
    .nav-container {
        flex-direction: column;
        gap: 1rem;
    }

    .nav-links {
        width: 100%;
        justify-content: center;
        gap: 1rem;
    }

    .hero {
        grid-template-columns: 1fr;
        padding: 140px 1.5rem 60px;
        text-align: center;
        gap: 2rem;
    }

    .hero-content h1 {
        font-size: 2.2rem;
    }

    .hero-content p {
        margin: 0 auto 1.5rem;
    }

    .hero-image {
        order: -1;
    }

    .features,
    footer {
        padding: 60px 1.5rem;
    }

    .section-title h2 {
        font-size: 2rem;
    }
}