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

:root {
    /* Colors from specification */
    --primary-green: #1b5e20;
    --secondary-gray: #424242;
    --accent-red: #d32f2f;
    --white: #ffffff;
    --light-gray: #f5f5f5;
    --dark-gray: #333333;
    --text-gray: #666666;
    --american-blue: #1976d2;
    --industrial-gradient: linear-gradient(135deg, #1b5e20 0%, #2e7d32 50%, #4caf50 100%);
    --steel-gradient: linear-gradient(135deg, #424242 0%, #616161 50%, #757575 100%);
    
    /* Typography */
    --font-heading: 'Merriweather', serif;
    --font-body: 'Open Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-weight-normal: 400;
    --font-weight-medium: 600;
    --font-weight-bold: 700;
    --font-weight-black: 900;
    
    /* Spacing */
    --container-max-width: 1200px;
    --section-padding: 5rem 0;
    --section-padding-mobile: 3rem 0;
}

body {
    font-family: var(--font-body);
    font-weight: var(--font-weight-normal);
    line-height: 1.6;
    color: var(--dark-gray);
    overflow-x: hidden;
}

/* Container */
.container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 2rem;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: var(--font-weight-bold);
    line-height: 1.2;
    margin-bottom: 1rem;
}

p {
    margin-bottom: 1rem;
}

/* Buttons */
.cta-button {
    display: inline-block;
    padding: 1.25rem 2.5rem;
    border: none;
    border-radius: 8px;
    font-family: var(--font-body);
    font-weight: var(--font-weight-bold);
    font-size: 1rem;
    text-decoration: none;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.cta-button.primary {
    background: var(--industrial-gradient);
    color: var(--white);
    border: 3px solid var(--accent-red);
    box-shadow: 0 4px 15px rgba(27, 94, 32, 0.3);
}

.cta-button.primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(27, 94, 32, 0.4);
    border-color: var(--accent-red);
}

.cta-button.primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(211, 47, 47, 0.3), transparent);
    transition: left 0.5s ease;
}

.cta-button.primary:hover::before {
    left: 100%;
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    border-bottom: 3px solid var(--primary-green);
}

.nav {
    padding: 1rem 0;
}

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

.nav-brand {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.logo {
    font-size: 1.75rem;
    font-weight: var(--font-weight-black);
    color: var(--primary-green);
    margin: 0;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.logo-tagline {
    font-size: 0.8rem;
    color: var(--accent-red);
    font-weight: var(--font-weight-bold);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

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

.nav-link {
    text-decoration: none;
    color: var(--dark-gray);
    font-weight: var(--font-weight-bold);
    transition: color 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-size: 0.9rem;
}

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

.nav-toggle {
    display: none;
    flex-direction: column;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.nav-toggle span {
    width: 25px;
    height: 4px;
    background: var(--primary-green);
    margin: 3px 0;
    transition: 0.3s;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    background: var(--industrial-gradient);
    color: var(--white);
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
}

.industrial-overlay {
    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 1000 1000"><polygon fill="rgba(255,255,255,0.05)" points="0,1000 200,800 400,900 600,700 800,850 1000,650 1000,1000"/><polygon fill="rgba(211,47,47,0.1)" points="100,900 300,600 500,750 700,500 900,650 1000,450 1000,900 0,1000"/><rect x="50" y="50" width="100" height="20" fill="rgba(255,255,255,0.03)"/><rect x="200" y="150" width="80" height="15" fill="rgba(211,47,47,0.08)"/><rect x="400" y="100" width="120" height="25" fill="rgba(255,255,255,0.02)"/></svg>');
    background-size: cover;
    animation: industrialPattern 25s linear infinite;
}

@keyframes industrialPattern {
    0% { transform: translateX(0) translateY(0); }
    25% { transform: translateX(-30px) translateY(-15px); }
    50% { transform: translateX(-60px) translateY(-30px); }
    75% { transform: translateX(-30px) translateY(-15px); }
    100% { transform: translateX(0) translateY(0); }
}

.american-flag-accent {
    position: absolute;
    top: -50px;
    right: -50px;
    width: 200px;
    height: 150px;
    background: linear-gradient(to bottom, 
        #1976d2 0%, #1976d2 15%, 
        #ffffff 15%, #ffffff 30%, 
        #d32f2f 30%, #d32f2f 45%, 
        #ffffff 45%, #ffffff 60%, 
        #1976d2 60%, #1976d2 75%, 
        #ffffff 75%, #ffffff 90%, 
        #d32f2f 90%, #d32f2f 100%);
    opacity: 0.1;
    transform: rotate(15deg);
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 4.5rem);
    font-weight: var(--font-weight-black);
    margin-bottom: 1.5rem;
    text-shadow: 0 3px 15px rgba(0, 0, 0, 0.2);
    text-transform: uppercase;
    letter-spacing: 2px;
}

.hero-subtitle {
    font-size: clamp(1.1rem, 2vw, 1.4rem);
    margin-bottom: 2rem;
    opacity: 0.9;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
    font-weight: var(--font-weight-medium);
}

.hero-badges {
    display: flex;
    gap: 1rem;
    justify-content: center;
    margin-bottom: 2.5rem;
    flex-wrap: wrap;
}

.badge {
    background: var(--accent-red);
    color: var(--white);
    padding: 0.5rem 1.5rem;
    border-radius: 25px;
    font-weight: var(--font-weight-bold);
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border: 2px solid var(--white);
}

.hero-scroll {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
}

.scroll-indicator {
    width: 3px;
    height: 3rem;
    background: var(--accent-red);
    opacity: 0.8;
    animation: scroll-bounce 2s infinite;
}

@keyframes scroll-bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateY(0); }
    40% { transform: translateY(-15px); }
    60% { transform: translateY(-8px); }
}

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

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

.section-title {
    font-size: 2.8rem;
    color: var(--primary-green);
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: var(--font-weight-black);
}

.section-subtitle {
    font-size: 1.2rem;
    color: var(--text-gray);
    max-width: 700px;
    margin: 0 auto;
    font-weight: var(--font-weight-medium);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2.5rem;
    margin-top: 3rem;
}

.service-card {
    background: var(--white);
    padding: 3rem 2.5rem;
    border-radius: 16px;
    text-align: left;
    box-shadow: 0 6px 25px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border-left: 6px solid var(--primary-green);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    right: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(27, 94, 32, 0.05), transparent);
    transition: right 0.5s ease;
}

.service-card:hover::before {
    right: 100%;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 12px 35px rgba(27, 94, 32, 0.15);
}

.service-icon {
    width: 4rem;
    height: 4rem;
    margin-bottom: 1.5rem;
    color: var(--accent-red);
}

.service-icon svg {
    width: 100%;
    height: 100%;
}

.service-title {
    font-size: 1.6rem;
    color: var(--primary-green);
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-weight: var(--font-weight-bold);
}

.service-description {
    margin-bottom: 1.5rem;
}

.service-description p {
    color: var(--text-gray);
    margin-bottom: 0.5rem;
    font-weight: var(--font-weight-medium);
}

.service-specs {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
}

.service-specs span {
    background: var(--secondary-gray);
    color: var(--white);
    padding: 0.3rem 1rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: var(--font-weight-bold);
    text-transform: uppercase;
    letter-spacing: 0.3px;
}

.service-industries {
    border-top: 2px solid var(--light-gray);
    padding-top: 1.5rem;
}

.service-industries strong {
    color: var(--primary-green);
    display: block;
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.service-industries ul {
    list-style: none;
    margin: 0;
}

.service-industries li {
    padding: 0.3rem 0;
    color: var(--text-gray);
    position: relative;
    padding-left: 1.5rem;
}

.service-industries li::before {
    content: '▸';
    position: absolute;
    left: 0;
    color: var(--accent-red);
    font-weight: bold;
}

/* Capabilities Section */
.capabilities {
    padding: var(--section-padding);
    background: var(--white);
}

.capabilities-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 4rem;
    align-items: start;
}

.capabilities-title {
    font-size: 2.5rem;
    color: var(--primary-green);
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-weight: var(--font-weight-black);
}

.capabilities-intro {
    font-size: 1.2rem;
    color: var(--text-gray);
    margin-bottom: 2.5rem;
    font-weight: var(--font-weight-medium);
}

.capabilities-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2.5rem;
}

.capability-category h4 {
    color: var(--accent-red);
    margin-bottom: 1rem;
    font-size: 1.3rem;
    border-bottom: 3px solid var(--primary-green);
    padding-bottom: 0.5rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-weight: var(--font-weight-bold);
}

.capability-category ul {
    list-style: none;
}

.capability-category li {
    padding: 0.7rem 0;
    color: var(--text-gray);
    position: relative;
    padding-left: 2rem;
    font-weight: var(--font-weight-medium);
}

.capability-category li::before {
    content: '⚙️';
    position: absolute;
    left: 0;
    font-size: 1.2rem;
}

.facility-showcase {
    display: flex;
    flex-direction: column;
    gap: 2rem;
    margin-bottom: 3rem;
}

.facility-stat {
    display: flex;
    align-items: center;
    gap: 1rem;
    background: var(--steel-gradient);
    color: var(--white);
    padding: 1.5rem;
    border-radius: 12px;
    border: 3px solid var(--accent-red);
}

.stat-icon {
    font-size: 2.5rem;
}

.stat-info {
    display: flex;
    flex-direction: column;
}

.stat-number {
    font-size: 1.8rem;
    font-weight: var(--font-weight-black);
    color: var(--accent-red);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.stat-label {
    font-size: 0.9rem;
    opacity: 0.9;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-weight: var(--font-weight-bold);
}

.certifications {
    background: var(--light-gray);
    padding: 2rem;
    border-radius: 12px;
    text-align: center;
    border: 3px solid var(--primary-green);
}

.certifications h4 {
    color: var(--primary-green);
    margin-bottom: 1.5rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-weight: var(--font-weight-bold);
}

.cert-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
}

.cert-item {
    background: var(--primary-green);
    color: var(--white);
    padding: 1rem;
    border-radius: 8px;
    font-weight: var(--font-weight-bold);
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border: 2px solid var(--accent-red);
}

/* Heritage Section */
.heritage {
    padding: var(--section-padding);
    background: var(--light-gray);
}

.heritage-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 4rem;
    align-items: start;
}

.heritage-title {
    font-size: 2.5rem;
    color: var(--primary-green);
    margin-bottom: 2rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-weight: var(--font-weight-black);
}

.heritage-intro {
    font-size: 1.2rem;
    color: var(--text-gray);
    margin-bottom: 2.5rem;
    font-weight: var(--font-weight-medium);
    line-height: 1.7;
}

.heritage-points {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.heritage-point {
    display: flex;
    gap: 1.5rem;
    align-items: flex-start;
}

.point-icon {
    font-size: 2.5rem;
    flex-shrink: 0;
}

.point-content h4 {
    color: var(--primary-green);
    margin-bottom: 0.5rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-weight: var(--font-weight-bold);
}

.point-content p {
    color: var(--text-gray);
    margin: 0;
    font-weight: var(--font-weight-medium);
}

.timeline {
    background: var(--white);
    padding: 2rem;
    border-radius: 12px;
    border-left: 6px solid var(--accent-red);
}

.timeline-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem 0;
    border-bottom: 2px solid var(--light-gray);
}

.timeline-item:last-child {
    border-bottom: none;
}

.timeline-year {
    background: var(--primary-green);
    color: var(--white);
    padding: 0.5rem 1rem;
    border-radius: 25px;
    font-weight: var(--font-weight-bold);
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    min-width: 80px;
    text-align: center;
}

.timeline-content {
    color: var(--text-gray);
    font-weight: var(--font-weight-medium);
}

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

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
}

.contact-title {
    font-size: 2.5rem;
    color: var(--primary-green);
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-weight: var(--font-weight-black);
}

.contact-description {
    font-size: 1.2rem;
    color: var(--text-gray);
    margin-bottom: 2.5rem;
    font-weight: var(--font-weight-medium);
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 2rem;
    margin-bottom: 2.5rem;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
}

.contact-icon {
    width: 2.5rem;
    height: 2.5rem;
    color: var(--accent-red);
    flex-shrink: 0;
}

.contact-icon svg {
    width: 100%;
    height: 100%;
}

.contact-item strong {
    display: block;
    color: var(--primary-green);
    margin-bottom: 0.25rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-weight: var(--font-weight-bold);
}

.contact-item p {
    margin: 0;
    color: var(--text-gray);
    font-weight: var(--font-weight-medium);
}

.american-promise {
    background: var(--steel-gradient);
    padding: 2rem;
    border-radius: 12px;
    border: 3px solid var(--accent-red);
}

.promise-badge {
    display: flex;
    align-items: center;
    gap: 1rem;
    color: var(--white);
}

.promise-flag {
    font-size: 3rem;
}

.promise-text strong {
    display: block;
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--accent-red);
}

.promise-text p {
    margin: 0;
    font-weight: var(--font-weight-medium);
}

/* Contact Form */
.contact-form {
    background: var(--light-gray);
    padding: 3rem;
    border-radius: 16px;
    box-shadow: 0 6px 25px rgba(0, 0, 0, 0.1);
    border-top: 6px solid var(--primary-green);
}

.form-header {
    text-align: center;
    margin-bottom: 2rem;
}

.form-header h3 {
    color: var(--primary-green);
    margin-bottom: 0.5rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-weight: var(--font-weight-bold);
}

.form-header p {
    color: var(--text-gray);
    margin: 0;
    font-weight: var(--font-weight-medium);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: var(--font-weight-bold);
    color: var(--dark-gray);
    text-transform: uppercase;
    letter-spacing: 0.3px;
    font-size: 0.9rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 1rem;
    border: 3px solid #e0e0e0;
    border-radius: 8px;
    font-family: var(--font-body);
    font-size: 1rem;
    transition: border-color 0.3s ease;
    background: var(--white);
    font-weight: var(--font-weight-medium);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-green);
    box-shadow: 0 0 0 3px rgba(27, 94, 32, 0.1);
}

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

.american-preference {
    background: rgba(27, 94, 32, 0.05);
    padding: 1.5rem;
    border-radius: 8px;
    border-left: 6px solid var(--accent-red);
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 1rem;
    cursor: pointer;
    font-weight: var(--font-weight-bold);
    color: var(--primary-green);
}

.checkbox-label input[type="checkbox"] {
    width: auto;
    margin: 0;
}

.flag-icon {
    font-size: 1.5rem;
}

/* Footer */
.footer {
    background: var(--primary-green);
    color: var(--white);
    padding: 3rem 0 1rem;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 2rem;
}

.footer-brand h3 {
    color: var(--accent-red);
    margin-bottom: 0.5rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: var(--font-weight-black);
}

.footer-brand p {
    opacity: 0.9;
    margin-bottom: 1rem;
    font-weight: var(--font-weight-medium);
}

.footer-badges {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.footer-badge {
    background: var(--accent-red);
    color: var(--white);
    padding: 0.3rem 0.8rem;
    border-radius: 15px;
    font-size: 0.8rem;
    font-weight: var(--font-weight-bold);
    text-transform: uppercase;
    letter-spacing: 0.3px;
}

.footer-links {
    display: flex;
    gap: 2rem;
}

.footer-links a {
    color: var(--white);
    text-decoration: none;
    opacity: 0.9;
    transition: opacity 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 0.3px;
    font-weight: var(--font-weight-bold);
    font-size: 0.9rem;
}

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

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 2px solid rgba(255, 255, 255, 0.2);
}

.footer-bottom p {
    margin: 0;
    opacity: 0.8;
    font-size: 0.9rem;
    font-weight: var(--font-weight-medium);
}

/* Responsive Design */
@media (max-width: 768px) {
    :root {
        --section-padding: var(--section-padding-mobile);
    }
    
    .nav-links {
        display: none;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .hero-content {
        padding: 0 1rem;
    }
    
    .hero-badges {
        flex-direction: column;
        align-items: center;
    }
    
    .heritage-content,
    .contact-content,
    .capabilities-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .capabilities-grid {
        grid-template-columns: 1fr;
    }
    
    .cert-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        flex-direction: column;
        gap: 2rem;
        text-align: center;
    }
    
    .footer-links {
        justify-content: center;
        flex-wrap: wrap;
    }
    
    .footer-badges {
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 1rem;
    }
    
    .hero-title {
        font-size: 2.2rem;
    }
    
    .section-title {
        font-size: 2.2rem;
    }
    
    .service-card,
    .contact-form {
        padding: 2rem 1.5rem;
    }
    
    .service-specs {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .facility-stat {
        flex-direction: column;
        text-align: center;
    }
    
    .heritage-point {
        flex-direction: column;
        text-align: center;
    }
    
    .timeline-item {
        flex-direction: column;
        text-align: center;
    }
}

/* Smooth scrolling */
html {
    scroll-behavior: smooth;
}

/* Loading animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in-up {
    animation: fadeInUp 0.6s ease-out;
}

/* Focus styles for accessibility */
a:focus,
button:focus,
input:focus,
select:focus,
textarea:focus {
    outline: 3px solid var(--accent-red);
    outline-offset: 2px;
}

/* Mobile navigation styles */
@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 100%;
        left: 0;
        right: 0;
        background: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(10px);
        flex-direction: column;
        padding: 2rem;
        gap: 1.5rem;
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all 0.3s ease;
        box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
        border-top: 3px solid var(--primary-green);
    }
    
    .nav-links.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .nav-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .nav-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .nav-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }
}