/* General Styles */
:root {
    --primary: #d4af37;
    --primary-dark: #b5952e;
    --secondary: #0f2027;
    --dark: #222;
    --light: #f8f9fa;
    --gray: #6c757d;
    --white: #fff;
    --black: #000;
    --success: #28a745;
    --danger: #dc3545;
    --warning: #fd7e14;
    --info: #17a2b8;
}

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

body {
    font-family: 'Poppins', sans-serif;
    line-height: 1.6;
    color: #333;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Montserrat', sans-serif;
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: 1rem;
}

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

ul {
    list-style: none;
}

img {
    max-width: 100%;
    height: auto;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.btn {
    display: inline-block;
    padding: 12px 24px;
    border-radius: 4px;
    font-weight: 500;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    border: none;
    font-family: 'Montserrat', sans-serif;
}

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

.btn-primary:hover {
    background-color: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
}

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

.btn-outline:hover {
    background-color: var(--white);
    color: var(--dark);
    transform: translateY(-2px);
}

.section-header {
    text-align: center;
    margin-bottom: 50px;
}

.section-header h2 {
    font-size: 2.5rem;
    color: var(--secondary);
    margin-bottom: 15px;
}

.section-header .subtitle {
    color: var(--gray);
    font-size: 1.1rem;
    max-width: 700px;
    margin: 0 auto;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 20px 0;
    z-index: 1000;
    background-color: var(--white);
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
}

.navbar.scrolled {
    padding: 15px 0;
    background-color: rgba(255,255,255,0.98);
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
}

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

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

.logo img {
    height: 50px;
    margin-right: 15px;
}

.logo h1 {
    font-size: 1.5rem;
    color: var(--dark);
}

.logo h1 span {
    color: var(--primary);
}

.nav-menu {
    display: flex;
    align-items: center;
}

.nav-item {
    margin-left: 30px;
    position: relative;
}

.nav-link {
    font-weight: 500;
    color: var(--dark);
    padding: 5px 0;
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--primary);
    transition: width 0.3s ease;
}

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

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

.nav-cta .btn-primary {
    padding: 10px 20px;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 30px;
    height: 21px;
    cursor: pointer;
    z-index: 1001;
}

.nav-toggle .bar {
    height: 3px;
    width: 100%;
    background-color: var(--dark);
    transition: all 0.3s ease;
}

.nav-toggle.active .bar:nth-child(1) {
    transform: translateY(9px) rotate(45deg);
}

.nav-toggle.active .bar:nth-child(2) {
    opacity: 0;
}

.nav-toggle.active .bar:nth-child(3) {
    transform: translateY(-9px) rotate(-45deg);
}

/* Page Hero */
.page-hero {
    height: 60vh;
    min-height: 500px;
    display: flex;
    align-items: center;
    position: relative;
    margin-top: 80px;
}

.hero-content {
    max-width: 800px;
    color: var(--white);
    position: relative;
    z-index: 2;
}

.hero-content h1 {
    font-size: 3.5rem;
    margin-bottom: 20px;
    line-height: 1.2;
}

.hero-content p {
    font-size: 1.2rem;
    margin-bottom: 30px;
    opacity: 0.9;
}

.breadcrumbs {
    font-size: 0.9rem;
    color: rgba(255,255,255,0.8);
}

.breadcrumbs a:hover {
    color: var(--primary);
    text-decoration: underline;
}

.breadcrumbs span {
    color: var(--primary);
}

/* Services Section */
.services-section {
    padding: 100px 0;
    background-color: var(--light);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.service-card {
    padding: 40px 30px;
    border-radius: 8px;
    color: var(--white);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: inherit;
    z-index: -1;
    transition: all 0.5s ease;
}

.service-card:hover::before {
    transform: scale(1.05);
    filter: brightness(1.1);
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0,0,0,0.2);
}

.service-icon {
    font-size: 2.5rem;
    margin-bottom: 20px;
}

.service-card h3 {
    font-size: 1.5rem;
    margin-bottom: 15px;
}

.service-card p {
    margin-bottom: 20px;
    opacity: 0.9;
}

.service-link {
    display: inline-flex;
    align-items: center;
    color: var(--white);
    font-weight: 500;
    opacity: 0.9;
}

.service-link:hover {
    opacity: 1;
    transform: translateX(5px);
}

.service-link i {
    margin-left: 8px;
    transition: all 0.3s ease;
}

.service-link:hover i {
    transform: translateX(3px);
}

/* Process Section */
.process-section {
    padding: 100px 0;
}

.process-steps {
    max-width: 800px;
    margin: 0 auto;
}

.process-item {
    display: flex;
    margin-bottom: 30px;
    align-items: flex-start;
}

.step-number {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    margin-right: 20px;
    flex-shrink: 0;
}

.step-content {
    background-color: var(--white);
    padding: 25px;
    border-radius: 8px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.05);
    flex-grow: 1;
}

.step-content h3 {
    color: var(--secondary);
    margin-bottom: 10px;
}

/* Equipment Section */
.equipment-section {
    padding: 100px 0;
    background-color: var(--white);
}

.equipment-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.equipment-text h3 {
    font-size: 1.8rem;
    color: var(--secondary);
    margin-bottom: 20px;
}

.equipment-text p {
    margin-bottom: 20px;
}

.equipment-features {
    margin-bottom: 30px;
}

.equipment-features li {
    margin-bottom: 10px;
    display: flex;
    align-items: center;
}

.equipment-features i {
    margin-right: 10px;
    font-size: 0.9rem;
}

.equipment-image {
    position: relative;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 15px 30px rgba(0,0,0,0.1);
    height: 400px;
}

.equipment-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.image-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0.3;
}

/* Gallery Section */
.gallery-section {
    padding: 100px 0;
    color: var(--white);
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-bottom: 50px;
}

.gallery-item {
    position: relative;
    height: 250px;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0,0,0,0.2);
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.gallery-item:hover img {
    transform: scale(1.1);
}

.gallery-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    padding: 20px;
    background: linear-gradient(to top, rgba(0,0,0,0.8), transparent);
    transform: translateY(100%);
    transition: transform 0.3s ease;
}

.gallery-item:hover .gallery-overlay {
    transform: translateY(0);
}

.gallery-overlay h3 {
    font-size: 1.2rem;
    margin-bottom: 5px;
}

.gallery-overlay p {
    font-size: 0.9rem;
    opacity: 0.8;
}

.gallery-cta {
    text-align: center;
}

/* FAQ Section */
.faq-section {
    padding: 100px 0;
    background-color: var(--light);
}

.faq-content {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    margin-bottom: 15px;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 3px 10px rgba(0,0,0,0.1);
    background-color: var(--white);
}

.faq-question {
    width: 100%;
    padding: 20px;
    text-align: left;
    background-color: var(--white);
    border: none;
    font-family: 'Montserrat', sans-serif;
    font-weight: 500;
    font-size: 1.1rem;
    color: var(--secondary);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: all 0.3s ease;
}

.faq-question:hover {
    background-color: #f8f9fa;
}

.faq-question i {
    transition: transform 0.3s ease;
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
    padding: 0 20px;
}

.faq-answer p {
    padding: 20px 0;
    color: var(--gray);
}

/* CTA Section */
.borehole-cta {
    padding: 100px 0;
    text-align: center;
    color: var(--white);
    position: relative;
}

.cta-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
    margin: 0 auto;
}

.cta-content h2 {
    font-size: 2.5rem;
    margin-bottom: 20px;
}

.cta-content p {
    font-size: 1.2rem;
    margin-bottom: 30px;
    opacity: 0.9;
}

.cta-btns {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
}

/* Footer */
.footer {
    background-color: var(--secondary);
    color: var(--white);
    padding: 80px 0 0;
}

.footer-main {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 60px;
}

.footer-col h3 {
    font-size: 1.3rem;
    margin-bottom: 25px;
    color: var(--white);
    position: relative;
    padding-bottom: 10px;
}

.footer-col h3::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 50px;
    height: 2px;
    background-color: var(--primary);
}

.footer-about p {
    margin-bottom: 20px;
    opacity: 0.8;
}

.footer-logo {
    display: flex;
    align-items: center;
    margin-bottom: 20px;
}

.footer-logo img {
    height: 40px;
    margin-right: 10px;
}

.footer-logo h3 {
    font-size: 1.2rem;
    margin-bottom: 0;
    padding-bottom: 0;
}

.footer-logo h3::after {
    display: none;
}

.footer-social {
    display: flex;
    gap: 15px;
}

.footer-social a {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    transition: all 0.3s ease;
}

.footer-social a:hover {
    transform: translateY(-5px);
}

.footer-col ul li {
    margin-bottom: 12px;
}

.footer-col ul li a {
    opacity: 0.8;
    transition: all 0.3s ease;
}

.footer-col ul li a:hover {
    opacity: 1;
    color: var(--primary);
    padding-left: 5px;
}

.contact-info li {
    display: flex;
    align-items: center;
    margin-bottom: 15px;
}

.contact-info i {
    margin-right: 15px;
    font-size: 1.1rem;
}

.investors-logo {
    display: flex;
    align-items: center;
    margin-bottom: 20px;
}

.investors-logo img {
    height: 40px;
    margin-right: 10px;
}

.investors-logo h3 {
    font-size: 1.2rem;
    margin-bottom: 0;
    padding-bottom: 0;
}

.investors-logo h3::after {
    display: none;
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding: 20px 0;
}

.footer-copyright {
    text-align: center;
    opacity: 0.7;
    font-size: 0.9rem;
    margin-bottom: 10px;
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 20px;
}

.footer-links a {
    opacity: 0.7;
    font-size: 0.9rem;
    transition: all 0.3s ease;
}

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

/* Back to Top Button */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background-color: var(--primary);
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 999;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.back-to-top:hover {
    background-color: var(--primary-dark);
    transform: translateY(-3px);
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

/* Responsive Styles */
@media (max-width: 992px) {
    .equipment-content {
        grid-template-columns: 1fr;
    }
    
    .equipment-image {
        height: 300px;
        order: -1;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 400px;
        height: 100vh;
        background-color: var(--white);
        flex-direction: column;
        align-items: flex-start;
        padding: 80px 30px 30px;
        transition: right 0.3s ease;
        box-shadow: -5px 0 15px rgba(0,0,0,0.1);
    }
    
    .nav-menu.active {
        right: 0;
    }
    
    .nav-item {
        margin: 15px 0;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .page-hero {
        height: 50vh;
        min-height: 400px;
    }
    
    .hero-content h1 {
        font-size: 2.5rem;
    }
    
    .section-header h2 {
        font-size: 2rem;
    }
    
    .process-item {
        flex-direction: column;
    }
    
    .step-number {
        margin-bottom: 15px;
    }
    
    .cta-content h2 {
        font-size: 2rem;
    }
    
    .cta-btns {
        flex-direction: column;
        align-items: center;
    }
    
    .cta-btns .btn {
        width: 100%;
        max-width: 300px;
    }
}

@media (max-width: 576px) {
    .page-hero {
        height: 40vh;
        min-height: 300px;
    }
    
    .hero-content h1 {
        font-size: 2rem;
    }
    
    .hero-content p {
        font-size: 1rem;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-main {
        grid-template-columns: 1fr;
    }
    
    .footer-col {
        margin-bottom: 30px;
    }
}