:root {
    --primary: #003B73;
    --primary-light: #0056a3;
    --accent: #FDB100;
    --accent-dark: #cc8e00;
    --white: #FFFFFF;
    --gray-50: #F8F9FA;
    --gray-100: #E9ECEF;
    --gray-800: #343A40;
    --text-dark: #1A1A1A;
    --text-light: #6c757d;
    --container-width: 1200px;
    --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
}

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

html {
    scroll-behavior: smooth;
}

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

ul {
    list-style: none;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

img {
    max-width: 100%;
    display: block;
}

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 20px;
}

/* Utilities */
.text-blue {
    color: var(--primary);
}

.text-yellow {
    color: var(--accent);
}

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

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 28px;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    border: 2px solid transparent;
    font-size: 0.95rem;
}

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

.btn-primary:hover {
    background-color: var(--primary-light);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 59, 115, 0.2);
}

.btn-yellow {
    background-color: var(--accent);
    color: var(--text-dark);
}

.btn-yellow:hover {
    background-color: var(--accent-dark);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(253, 177, 0, 0.2);
}

.btn-outline {
    border-color: var(--white);
    color: var(--white);
}

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

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 20px 0;
    transition: var(--transition);
    background: transparent;
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    padding: 12px 0;
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.05);
}

.navbar.scrolled .logo-flex {
    color: var(--primary);
}

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

.logo-flex {
    font-size: 1.5rem;
    font-weight: 800;
    letter-spacing: -0.5px;
    color: var(--white);
}

.nav-links {
    display: flex;
    gap: 32px;
}

.nav-links a {
    font-weight: 500;
    color: var(--white);
    font-size: 0.95rem;
}

.navbar.scrolled .nav-links a {
    color: var(--text-dark);
}

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

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    color: var(--white);
    cursor: pointer;
    z-index: 1001;
}

.navbar.scrolled .mobile-menu-btn {
    color: var(--primary);
}

/* Mobile Menu Overlay */
.nav-container {
    display: flex;
    align-items: center;
    gap: 32px;
}

@media (max-width: 768px) {
    .nav-container {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        height: 100vh;
        background: var(--white);
        flex-direction: column;
        justify-content: center;
        transition: var(--transition);
        box-shadow: -10px 0 30px rgba(0, 0, 0, 0.1);
        z-index: 1000;
    }

    .nav-container.active {
        right: 0;
    }

    .nav-links {
        flex-direction: column;
        align-items: center;
        gap: 24px;
    }

    .nav-links a {
        color: var(--text-dark);
        font-size: 1.2rem;
    }

    .nav-cta {
        display: block !important;
    }

    .mobile-menu-btn {
        display: block;
    }
}

/* Hero */
.hero {
    height: 100vh;
    background-image: url('assets/images/hero.png');
    background-size: cover;
    background-position: center;
    position: relative;
    display: flex;
    align-items: center;
    color: var(--white);
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to right, rgba(0, 59, 115, 0.9), rgba(0, 59, 115, 0.3));
}

.hero-content {
    position: relative;
    z-index: 1;
}

.hero-text {
    max-width: 650px;
}

.badge {
    display: inline-block;
    background: var(--accent);
    color: var(--text-dark);
    padding: 6px 16px;
    border-radius: 50px;
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    margin-bottom: 24px;
    letter-spacing: 0.5px;
}

.hero h1 {
    font-size: 4rem;
    line-height: 1.1;
    font-weight: 700;
    margin-bottom: 24px;
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: 40px;
    opacity: 0.9;
}

.hero-actions {
    display: flex;
    gap: 16px;
}

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

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.about-image img {
    border-radius: 20px;
    box-shadow: 20px 20px 60px rgba(0, 0, 0, 0.05);
}

.about-info h2 {
    font-size: 2.5rem;
    line-height: 1.2;
    margin-bottom: 24px;
}

.about-info p {
    margin-bottom: 32px;
    color: var(--text-light);
    font-size: 1.1rem;
}

.stats {
    display: flex;
    gap: 40px;
}

.stat-number {
    display: block;
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary);
}

.stat-label {
    color: var(--text-light);
    font-size: 0.9rem;
}

/* Products */
.products {
    padding: 100px 0;
    background: var(--gray-50);
}

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

.section-header h2 {
    font-size: 2.5rem;
    margin-bottom: 16px;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.product-card {
    background: var(--white);
    padding: 48px;
    border-radius: 20px;
    transition: var(--transition);
    border: 1px solid var(--gray-100);
}

.product-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.05);
}

.product-card.featured {
    background: var(--primary);
    color: var(--white);
}

.product-icon {
    width: 60px;
    height: 60px;
    background: rgba(0, 59, 115, 0.05);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    margin-bottom: 32px;
}

.featured .product-icon {
    background: rgba(255, 255, 255, 0.1);
    color: var(--white);
}

.product-card h3 {
    font-size: 1.5rem;
    margin-bottom: 16px;
}

.product-card p {
    color: var(--text-light);
    margin-bottom: 32px;
}

.featured p {
    color: rgba(255, 255, 255, 0.8);
}

.learn-more {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 600;
    color: var(--primary);
}

.learn-more.white {
    color: var(--white);
}

/* Manufacturing */
.manufacturing {
    padding: 100px 0;
}

.manufacturing-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.mfg-text h2 {
    font-size: 2.5rem;
    margin-bottom: 24px;
}

.mfg-text p {
    margin-bottom: 32px;
    font-size: 1.1rem;
    color: var(--text-light);
}

.mfg-features {
    margin-bottom: 32px;
}

.mfg-features li {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
    font-weight: 500;
}

.mfg-features li i {
    color: var(--accent);
}

.mfg-image img {
    border-radius: 20px;
    box-shadow: 0 40px 80px rgba(0, 0, 0, 0.1);
}

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

.contact-card {
    background: var(--white);
    border-radius: 30px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    overflow: hidden;
    box-shadow: 0 50px 100px rgba(0, 0, 0, 0.2);
}

.contact-info {
    padding: 80px;
    background: var(--gray-50);
}

.contact-info h2 {
    font-size: 2.2rem;
    margin-bottom: 16px;
}

.contact-info p {
    color: var(--text-light);
    margin-bottom: 48px;
}

.contact-methods {
    display: grid;
    gap: 32px;
}

.method {
    display: flex;
    align-items: center;
    gap: 20px;
}

.method i {
    width: 48px;
    height: 48px;
    background: var(--white);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
}

.contact-form {
    padding: 80px;
}

.form-group {
    margin-bottom: 24px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 16px;
    border: 1px solid var(--gray-100);
    border-radius: 12px;
    font-family: inherit;
    font-size: 1rem;
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 4px rgba(0, 59, 115, 0.05);
}

/* Footer */
.footer {
    padding: 40px 0;
    background: var(--primary);
    color: var(--white);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.social-links {
    display: flex;
    gap: 20px;
}

.social-links a {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0.8;
}

.social-links a:hover {
    background: var(--accent);
    color: var(--text-dark);
    opacity: 1;
}

/* Responsive */
@media (max-width: 1024px) {
    .container {
        padding: 0 30px;
    }

    .hero h1 {
        font-size: 3rem;
    }

    .about-grid,
    .contact-card {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .products-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .navbar {
        padding: 15px 0;
    }

    .hero h1 {
        font-size: 2.5rem;
    }

    .hero p {
        font-size: 1.1rem;
    }

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

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

    .stats {
        justify-content: space-around;
        gap: 20px;
    }

    .nav-links,
    .nav-cta {
        display: none;
    }

    .mobile-menu-btn {
        display: block;
    }

    .products-grid {
        grid-template-columns: 1fr;
    }

    .contact-info,
    .contact-form {
        padding: 40px 20px;
    }

    .footer-bottom {
        flex-direction: column;
        gap: 24px;
        text-align: center;
    }
}