:root {
    --primary-blue: #002C3D;
    --primary-blue-light: #00435B;
    --accent-orange: #FF9600;
    --accent-orange-hover: #E68700;
    --text-dark: #1A1A1A;
    --text-light: #F4F4F4;
    --bg-light: #F9FAFB;
    --white: #FFFFFF;
    
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    color: var(--text-dark);
    background-color: var(--bg-light);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Typography */
h1, h2, h3, h4 {
    font-family: var(--font-heading);
    font-weight: 600;
    line-height: 1.2;
}

h1 {
    font-size: clamp(3rem, 3vw, 2.5rem);
    font-weight: 800;
}

.section-title {
    font-size: 2.5rem;
    color: var(--primary-blue);
    margin-bottom: 3rem;
    text-align: center;
}

/* Buttons */
.btn-primary, .btn-secondary {
    display: inline-block;
    padding: 1rem 2rem;
    border-radius: 4px;
    font-weight: 500;
    text-decoration: none;
    transition: all 0.3s ease;
}

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

.btn-primary:hover {
    background-color: var(--accent-orange-hover);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(255, 150, 0, 0.4);
}

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

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

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    padding: 1.5rem 0;
    transition: background-color 0.3s ease, padding 0.3s ease, box-shadow 0.3s ease;
}

.navbar.scrolled {
    background-color: rgba(0, 44, 61, 0.95);
    backdrop-filter: blur(10px);
    padding: 1rem 0;
    box-shadow: 0 4px 20px rgba(0,0,0,0.1);
}

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

.logo img {
    height: 40px;
    transition: all 0.3s ease;
}

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

.nav-links a {
    color: var(--white);
    text-decoration: none;
    font-weight: 500;
    font-size: 1rem;
    transition: color 0.3s ease;
}

.nav-links a:hover:not(.btn-primary) {
    color: var(--accent-orange);
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 6px;
    cursor: pointer;
}

.hamburger span {
    width: 30px;
    height: 2px;
    background-color: var(--white);
    transition: all 0.3s ease;
}

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

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    z-index: -2;
    transform: scale(1.05);
    animation: slowZoom 20s infinite alternate linear;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(0, 44, 61, 0.8) 0%, rgba(0, 20, 30, 0.9) 100%);
    z-index: -1;
}

.hero-content {
    color: var(--white);
    max-width: 800px;
}

.hero p {
    font-size: 1.25rem;
    margin: 1.5rem 0 2.5rem;
    opacity: 0.9;
}

.hero-actions {
    display: flex;
    gap: 1rem;
}

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

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.service-card {
    background: var(--white);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0,0,0,0.05);
    transition: transform 0.4s ease, box-shadow 0.4s ease;
    display: flex;
    flex-direction: column;
    border-bottom: 4px solid transparent;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.1);
    border-bottom-color: var(--accent-orange);
}

.card-icon {
    padding: 2rem 2rem 0;
}

.service-img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.card-content {
    padding: 2rem;
    flex-grow: 1;
}

.service-card h3 {
    margin-bottom: 1rem;
    color: var(--primary-blue);
    font-size: 1.5rem;
}

.service-card p {
    color: #555;
}

/* About */
.about {
    padding: 6rem 0;
    background-color: var(--white);
}

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

.about-text p {
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
    color: #444;
}

.features-list {
    list-style: none;
    margin-top: 2rem;
}

.features-list li {
    position: relative;
    padding-left: 2rem;
    margin-bottom: 1rem;
    font-weight: 500;
    color: var(--primary-blue);
}

.features-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--accent-orange);
    font-weight: bold;
}

.logo-showcase {
    background-color: var(--bg-light);
    border-radius: 50%;
    width: 400px;
    height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto;
    box-shadow: 0 20px 50px rgba(0, 44, 61, 0.1);
}

.accent-logo {
    width: 60%;
    filter: drop-shadow(0 10px 10px rgba(0,0,0,0.1));
}

/* Footer */
.footer {
    background-color: var(--primary-blue);
    color: var(--white);
    padding: 5rem 0 2rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-logo {
    height: 50px;
    margin-bottom: 1rem;
}

.footer-brand p {
    opacity: 0.7;
    max-width: 300px;
}

.footer-links h4, .footer-contact h4 {
    color: var(--accent-orange);
    margin-bottom: 1.5rem;
    font-size: 1.2rem;
}

.footer-links a {
    display: block;
    color: var(--text-light);
    text-decoration: none;
    margin-bottom: 0.75rem;
    opacity: 0.8;
    transition: opacity 0.3s ease, color 0.3s ease;
}

.footer-links a:hover {
    opacity: 1;
    color: var(--accent-orange);
}

.footer-contact p {
    margin-bottom: 0.75rem;
    opacity: 0.8;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255,255,255,0.1);
    opacity: 0.6;
    font-size: 0.9rem;
}

/* Animations */
@keyframes slowZoom {
    0% { transform: scale(1); }
    100% { transform: scale(1.1); }
}

.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.fade-in-up {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

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

.delay-1 { transition-delay: 0.2s; }
.delay-2 { transition-delay: 0.4s; }

/* Responsive */
@media (max-width: 900px) {
    .about-grid {
        grid-template-columns: 1fr;
    }
    .logo-showcase {
        width: 300px;
        height: 300px;
    }
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }
    .nav-links {
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background-color: var(--primary-blue);
        flex-direction: column;
        padding: 2rem 0;
        gap: 1.5rem;
        transform: translateY(-150%);
        opacity: 0;
        transition: all 0.4s ease;
        z-index: -1;
    }
    .nav-links.active {
        transform: translateY(0);
        opacity: 1;
    }
    .hero h1 {
        font-size: 2.5rem;
    }
    .hero-actions {
        flex-direction: column;
    }
    .footer-grid {
        grid-template-columns: 1fr;
    }
}