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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #fff;
}

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

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: transparent;
    backdrop-filter: none;
    z-index: 1000;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border-bottom: none;
}

.navbar.shrunk {
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
    transition: height 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.navbar.shrunk .nav-container {
    height: 60px;
}

.logo-text {
    color: #2c5530;
    font-weight: 700;
    font-size: 1.5rem;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    align-items: center;
    gap: 0.25rem;
    margin: 0;
}

.navbar.shrunk .logo-text {
    font-size: 1.3rem;
}

.logo-blast {
    background: linear-gradient(135deg, #2c5530, #4a7c59);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 800;
    letter-spacing: -0.5px;
}

.logo-energy {
    color: #2c5530;
    font-weight: 600;
    letter-spacing: 0.5px;
}

.logo-accent {
    font-size: 1.2em;
    color: #4a7c59;
    animation: energyPulse 2s ease-in-out infinite;
    transform-origin: center;
}

@keyframes energyPulse {
    0%, 100% {
        transform: scale(1);
        opacity: 1;
    }
    50% {
        transform: scale(1.1);
        opacity: 0.8;
    }
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-link {
    text-decoration: none;
    color: #333;
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

.nav-link:hover {
    color: #2c5530;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: #2c5530;
    transition: width 0.3s ease;
}

.nav-link:hover::after {
    width: 100%;
}

/* Scroll to Top Button */
.scroll-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, #2c5530, #4a7c59);
    color: white;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    box-shadow: 0 4px 15px rgba(44, 85, 48, 0.3);
    transition: all 0.3s ease;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
}

.scroll-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.scroll-to-top:hover {
    background: linear-gradient(135deg, #1e3a21, #2c5530);
    box-shadow: 0 6px 20px rgba(44, 85, 48, 0.4);
    transform: translateY(-2px);
}

.scroll-to-top i {
    font-size: 1.2rem;
    transition: transform 0.3s ease;
}

.scroll-to-top:hover i {
    transform: translateY(-2px);
}

/* Hero Section */
.hero {
    padding: 120px 0 80px;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    color: #2c5530;
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: #666;
    margin-bottom: 2rem;
    line-height: 1.6;
}

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

.btn {
    display: inline-block;
    padding: 12px 30px;
    text-decoration: none;
    border-radius: 8px;
    font-weight: 600;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    font-size: 1rem;
}

.btn-primary {
    background: #2c5530;
    color: white;
}

.btn-primary:hover {
    background: #1e3a21;
    transform: translateY(-2px);
}

.btn-secondary {
    background: transparent;
    color: #2c5530;
    border: 2px solid #2c5530;
}

.btn-secondary:hover {
    background: #2c5530;
    color: white;
    transform: translateY(-2px);
}

.hero-image {
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-img {
    width: 100%;
    max-width: 500px;
    height: auto;
    border-radius: 12px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
    object-fit: cover;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: 3px solid rgba(44, 85, 48, 0.1);
}

.hero-img:hover {
    transform: scale(1.02);
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.2);
}

/* Section Styles */
.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-header h2 {
    font-size: 2.5rem;
    color: #2c5530;
    margin-bottom: 1rem;
    font-weight: 700;
}

.section-header p {
    font-size: 1.2rem;
    color: #666;
    max-width: 600px;
    margin: 0 auto;
}

/* Services Section */
.services {
    padding: 80px 0;
    background: white;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.service-card {
    background: white;
    padding: 2.5rem;
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: 1px solid #f0f0f0;
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.service-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #2c5530, #4a7c59);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.service-icon i {
    font-size: 2rem;
    color: white;
}

.service-card h3 {
    font-size: 1.5rem;
    color: #2c5530;
    margin-bottom: 1rem;
    font-weight: 600;
}

.service-card p {
    color: #666;
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

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

.service-features li {
    padding: 0.5rem 0;
    color: #666;
    position: relative;
    padding-left: 1.5rem;
}

.service-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: #2c5530;
    font-weight: bold;
}

/* Partnership Section */
.partnership {
    padding: 80px 0;
    background: linear-gradient(135deg, #2c5530 0%, #4a7c59 100%);
    color: white;
}

.partnership .section-header h2 {
    color: white;
}

.partnership .section-header p {
    color: rgba(255, 255, 255, 0.9);
}

.partnership-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 3rem;
    align-items: center;
    margin-top: 3rem;
}

.partner-logo {
    display: flex;
    justify-content: center;
    align-items: center;
}

.partner-img {
    max-width: 200px;
    height: auto;
    border-radius: 8px;
    transition: transform 0.3s ease;
    background: white;
    padding: 1rem;
}

.partner-img:hover {
    transform: scale(1.05);
}

.partnership-info h3 {
    color: white;
    margin-bottom: 1.5rem;
    font-size: 1.8rem;
    font-weight: 600;
}

.partnership-info p {
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 2rem;
    line-height: 1.6;
    font-size: 1.1rem;
}

.partnership-benefits {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.benefit-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    backdrop-filter: blur(10px);
    transition: background 0.3s ease;
}

.benefit-item:hover {
    background: rgba(255, 255, 255, 0.2);
}

.benefit-item i {
    color: #fff;
    font-size: 1.5rem;
    width: 24px;
    text-align: center;
}

.benefit-item span {
    color: white;
    font-weight: 500;
}

.partnership-cta {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.partnership-cta .btn {
    margin: 0;
}

/* Process Section */
.process {
    padding: 80px 0;
    background: #f8f9fa;
}

.process-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

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

.step-number {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #2c5530, #4a7c59);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    flex-shrink: 0;
}

.step-content h3 {
    color: #2c5530;
    margin-bottom: 1rem;
    font-size: 1.25rem;
    font-weight: 600;
}

.step-content p {
    color: #666;
    line-height: 1.6;
}

/* Compliance Section */
.compliance {
    padding: 80px 0;
    background: white;
}

.compliance-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 3rem;
    margin-bottom: 3rem;
}

.compliance-info h3 {
    color: #2c5530;
    margin-bottom: 1.5rem;
    font-size: 1.5rem;
    font-weight: 600;
}

.compliance-info ul {
    list-style: none;
}

.compliance-info li {
    padding: 0.75rem 0;
    color: #666;
    position: relative;
    padding-left: 1.5rem;
    border-bottom: 1px solid #f0f0f0;
}

.compliance-info li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: #2c5530;
    font-weight: bold;
}

.compliance-standards {
    text-align: center;
}

.compliance-standards h3 {
    color: #2c5530;
    margin-bottom: 2rem;
    font-size: 1.5rem;
    font-weight: 600;
}

.standards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
}

.standard-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    padding: 1.5rem;
    background: #f8f9fa;
    border-radius: 8px;
    transition: transform 0.3s ease;
}

.standard-item:hover {
    transform: translateY(-3px);
}

.standard-item i {
    font-size: 2rem;
    color: #2c5530;
}

.standard-item span {
    font-weight: 600;
    color: #333;
}

/* Contact Section */
.contact {
    padding: 80px 0;
    background: #f8f9fa;
}

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

.contact-info h3 {
    color: #2c5530;
    margin-bottom: 1.5rem;
    font-size: 1.5rem;
    font-weight: 600;
}

.contact-info p {
    color: #666;
    margin-bottom: 2rem;
    line-height: 1.6;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background: white;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.contact-item i {
    color: #2c5530;
    font-size: 1.2rem;
    width: 20px;
    flex-shrink: 0;
}

.contact-info-text {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.contact-email {
    color: #2c5530;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.95rem;
    transition: color 0.3s ease;
}

.contact-email:hover {
    color: #4a7c59;
    text-decoration: underline;
}

.contact-form {
    background: white;
    padding: 2.5rem;
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

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

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: #333;
    font-weight: 500;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid #e0e0e0;
    border-radius: 8px;
    font-size: 1rem;
    transition: border-color 0.3s ease;
    font-family: inherit;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #2c5530;
}

.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

.btn-full {
    width: 100%;
    padding: 15px;
    font-size: 1.1rem;
}

.form-status {
    margin-top: 1rem;
    padding: 1rem;
    border-radius: 8px;
    text-align: center;
    font-weight: 500;
    display: none;
}

.form-status.success {
    background: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.form-status.error {
    background: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

/* Footer */
.footer {
    background: #2c5530;
    color: white;
    padding: 3rem 0 1rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h3,
.footer-section h4 {
    margin-bottom: 1rem;
    color: white;
}

.footer-section p {
    color: #ccc;
    line-height: 1.6;
}

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

.footer-section ul li {
    margin-bottom: 0.5rem;
}

.footer-section ul li a {
    color: #ccc;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section ul li a:hover {
    color: white;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid #4a7c59;
    color: #ccc;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
}

.footer-certifications {
    display: flex;
    justify-content: center;
    align-items: center;
}

.cert-link {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: #ccc;
    text-decoration: none;
    font-size: 0.9rem;
    padding: 0.5rem 1rem;
    border-radius: 4px;
    transition: all 0.3s ease;
    opacity: 0.7;
}

.cert-link:hover {
    color: white;
    background: rgba(255, 255, 255, 0.1);
    opacity: 1;
}

.cert-link i {
    font-size: 0.8rem;
}

.footer-bottom a {
    color: inherit;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-bottom a:hover {
    color: white;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }

    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 2rem;
    }

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

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

    .hero-buttons {
        justify-content: center;
    }

    .hero-img {
        max-width: 100%;
        margin-top: 2rem;
    }

    .contact-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

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

    .process-steps {
        grid-template-columns: 1fr;
    }

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

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

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }

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

    .service-card,
    .contact-form {
        padding: 1.5rem;
    }

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

    .partnership-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 2rem;
    }

    .partnership-benefits {
        grid-template-columns: 1fr;
    }

    .benefit-item {
        justify-content: flex-start;
        text-align: left;
    }

    .partnership-cta {
        justify-content: center;
    }

    .scroll-to-top {
        bottom: 20px;
        right: 20px;
        width: 45px;
        height: 45px;
    }

    .scroll-to-top i {
        font-size: 1.1rem;
    }
}

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

/* Loading animation for form submission */
.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.btn:disabled:hover {
    transform: none;
}

/* Focus styles for accessibility */
.btn:focus,
input:focus,
select:focus,
textarea:focus {
    outline: 2px solid #2c5530;
    outline-offset: 2px;
}

/* EER Canberra Section */
.eer-canberra {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    padding: 80px 0;
}

.eer-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    margin-top: 50px;
}

.eer-info h3 {
    color: #2c5530;
    font-size: 1.8rem;
    margin-bottom: 20px;
    font-weight: 600;
}

.eer-info h4 {
    color: #2c5530;
    font-size: 1.3rem;
    margin: 30px 0 15px 0;
    font-weight: 600;
}

.eer-info p {
    font-size: 1.1rem;
    line-height: 1.7;
    color: #555;
    margin-bottom: 20px;
}

.eer-info ul {
    list-style: none;
    padding: 0;
}

.eer-info li {
    padding: 10px 0;
    border-bottom: 1px solid #e0e0e0;
    font-size: 1rem;
    line-height: 1.6;
}

.eer-info li:last-child {
    border-bottom: none;
}

.eer-process h3 {
    color: #2c5530;
    font-size: 1.8rem;
    margin-bottom: 30px;
    font-weight: 600;
}

.process-items {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
}

.process-item {
    text-align: center;
    padding: 30px 20px;
    background: white;
    border-radius: 12px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.process-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.process-item i {
    font-size: 2.5rem;
    color: #2c5530;
    margin-bottom: 20px;
    display: block;
}

.process-item h4 {
    color: #2c5530;
    font-size: 1.2rem;
    margin-bottom: 15px;
    font-weight: 600;
}

.process-item p {
    color: #666;
    font-size: 0.95rem;
    line-height: 1.5;
}

/* Responsive design for EER section */
@media (max-width: 768px) {
    .eer-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .process-items {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .process-item {
        padding: 25px 15px;
    }
    
    .eer-info h3,
    .eer-process h3 {
        font-size: 1.5rem;
    }
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    .service-card,
    .contact-form {
        border: 2px solid #333;
    }
    
    .btn-secondary {
        border-width: 3px;
    }
}