/* ===================================
   CSS Variables & Base Styles
   =================================== */
:root {
    --primary-color: #1a5f7a;
    --primary-dark: #134b61;
    --secondary-color: #57837b;
    --accent-color: #c38e70;
    --dark-color: #2c3e50;
    --light-color: #f8f9fa;
    --white: #ffffff;
    --gray-100: #f7f7f7;
    --gray-200: #eeeeee;
    --gray-300: #dddddd;
    --gray-600: #666666;
    --gray-800: #333333;
    --shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 30px rgba(0, 0, 0, 0.15);
    --transition: all 0.3s ease;
    --border-radius: 8px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Poppins', sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: var(--gray-800);
    background-color: var(--white);
}

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

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

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

ul {
    list-style: none;
}

/* ===================================
   Buttons
   =================================== */
.btn {
    display: inline-block;
    padding: 12px 28px;
    font-size: 14px;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 1px;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: var(--transition);
    border: 2px solid transparent;
}

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

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

.btn-secondary {
    background-color: transparent;
    color: var(--primary-color);
    border-color: var(--primary-color);
}

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

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

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

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

.btn-light:hover {
    background-color: var(--gray-100);
    transform: translateY(-2px);
}

.btn-lg {
    padding: 16px 36px;
    font-size: 16px;
}

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

/* ===================================
   Top Bar
   =================================== */
.top-bar {
    background-color: var(--dark-color);
    color: var(--white);
    padding: 10px 0;
    font-size: 14px;
}

.top-bar-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.contact-info span {
    margin-right: 20px;
}

.social-links a {
    margin-left: 15px;
    color: var(--white);
    opacity: 0.8;
}

.social-links a:hover {
    opacity: 1;
    color: #ffcc00; /* hover color */
    transform: translateY(-2px);
}

.social-links {
    display: flex;
    gap: 12px;
}

/* ===================================
   Header
   =================================== */
.main-header {
    background-color: var(--white);
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 0;
}

.logo h1 {
    font-size: 24px;
    font-weight: 700;
    color: var(--primary-color);
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 30px;
}

.nav-menu a {
    font-weight: 500;
    color: var(--gray-800);
}

.nav-menu a:hover {
    color: var(--primary-color);
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}

.mobile-menu-toggle span {
    display: block;
    width: 25px;
    height: 3px;
    background-color: var(--dark-color);
    transition: var(--transition);
}

/* ===================================
   Hero Section
   =================================== */
.hero {
    position: relative;
    min-height: 600px;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    background-size: cover;
    background-position: center;
    color: var(--white);
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.4);
}

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

.hero-content {
    max-width: 700px;
}

.hero h2 {
    font-size: 48px;
    font-weight: 700;
    margin-bottom: 20px;
    line-height: 1.2;
}

.hero p {
    font-size: 20px;
    margin-bottom: 30px;
    opacity: 0.9;
}

.hero-buttons {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}

/* ===================================
   Features Bar
   =================================== */
.features-bar {
    background-color: var(--primary-dark);
    padding: 30px 0;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 15px;
    color: var(--white);
}

.feature-icon {
    font-size: 24px;
    color: var(--accent-color);
}

.feature-item h4 {
    font-size: 14px;
    font-weight: 500;
}

/* ===================================
   Section Styles
   =================================== */
section {
    padding: 80px 0;
}

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

.section-header h2 {
    font-size: 36px;
    font-weight: 700;
    color: var(--dark-color);
    margin-bottom: 15px;
}

.section-header p {
    font-size: 18px;
    color: var(--gray-600);
}

/* ===================================
   Services Section
   =================================== */
.services {
    background-color: var(--gray-100);
}

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

.service-card {
    background-color: var(--white);
    padding: 40px 30px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    text-align: center;
    transition: var(--transition);
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.service-icon {
    font-size: 48px;
    margin-bottom: 20px;
}

.service-card h3 {
    font-size: 20px;
    margin-bottom: 15px;
    color: var(--dark-color);
}

.service-card p {
    color: var(--gray-600);
    margin-bottom: 20px;
}

/* ===================================
   About Section
   =================================== */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-content h2 {
    font-size: 36px;
    margin-bottom: 20px;
    color: var(--dark-color);
}

.about-content p {
    color: var(--gray-600);
    margin-bottom: 20px;
}

.about-list {
    margin: 25px 0;
}

.about-list li {
    padding: 8px 0;
    color: var(--gray-800);
}

.about-image img {
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-lg);
}

/* ===================================
   Process Section
   =================================== */
.process {
    background-color: var(--light-color);
}

.process-steps {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.step {
    text-align: center;
    position: relative;
}

.step-number {
    width: 60px;
    height: 60px;
    background-color: var(--primary-color);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    font-weight: 700;
    margin: 0 auto 20px;
}

.step h4 {
    font-size: 18px;
    margin-bottom: 10px;
    color: var(--dark-color);
}

.step p {
    color: var(--gray-600);
    font-size: 14px;
}

/* ===================================
   Gallery Section
   =================================== */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.gallery-item {
    position: relative;
    overflow: hidden;
    border-radius: var(--border-radius);
    aspect-ratio: 4/3;
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.gallery-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.8));
    color: var(--white);
    padding: 20px;
    transform: translateY(100%);
    transition: var(--transition);
}

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

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

/* ===================================
   Testimonials Section
   =================================== */
.testimonials {
    background-color: var(--gray-100);
}

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

.testimonial-card {
    background-color: var(--white);
    padding: 30px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
}

.stars {
    color: #ffc107;
    margin-bottom: 15px;
}

.testimonial-card p {
    font-style: italic;
    color: var(--gray-600);
    margin-bottom: 20px;
}

.testimonial-author strong {
    display: block;
    color: var(--dark-color);
}

.testimonial-author span {
    font-size: 14px;
    color: var(--gray-600);
}

/* ===================================
   Quote Section
   =================================== */
.quote-section {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: var(--white);
}

.quote-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.quote-info h2 {
    font-size: 36px;
    margin-bottom: 20px;
}

.quote-info p {
    opacity: 0.9;
    margin-bottom: 30px;
}

.quote-benefits {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.benefit {
    display: flex;
    gap: 15px;
    align-items: flex-start;
}

.benefit-icon {
    font-size: 24px;
}

.benefit strong {
    display: block;
}

.benefit p {
    font-size: 14px;
    margin: 0;
    opacity: 0.8;
}

.quote-form-container {
    background-color: var(--white);
    padding: 40px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-lg);
}

.quote-form {
    color: var(--gray-800);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: var(--gray-800);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid var(--gray-300);
    border-radius: var(--border-radius);
    font-family: inherit;
    font-size: 14px;
    transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(26, 95, 122, 0.1);
}

/* ===================================
   Contact Section
   =================================== */
.contact-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.contact-card {
    text-align: center;
    padding: 30px 20px;
    background-color: var(--gray-100);
    border-radius: var(--border-radius);
}

.contact-icon {
    font-size: 36px;
    margin-bottom: 15px;
}

.contact-card h4 {
    margin-bottom: 10px;
    color: var(--dark-color);
}

.contact-card a {
    color: var(--primary-color);
}

.contact-card a:hover {
    text-decoration: underline;
}

/* ===================================
   CTA Section
   =================================== */
.cta {
    background-color: var(--dark-color);
    color: var(--white);
    text-align: center;
    padding: 60px 0;
}

.cta h2 {
    font-size: 36px;
    margin-bottom: 15px;
}

.cta p {
    opacity: 0.9;
    margin-bottom: 25px;
}

/* ===================================
   Footer
   =================================== */
.main-footer {
    background-color: var(--gray-800);
    color: var(--white);
    padding: 60px 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 40px;
    padding-bottom: 40px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-col h3 {
    font-size: 24px;
    margin-bottom: 20px;
}

.footer-col h4 {
    font-size: 18px;
    margin-bottom: 20px;
}

.footer-col p {
    opacity: 0.8;
    line-height: 1.8;
}

.footer-col ul li {
    margin-bottom: 10px;
}

.footer-col ul a {
    opacity: 0.8;
}

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

.contact-list li {
    margin-bottom: 12px;
    opacity: 0.8;
}

.footer-bottom {
    text-align: center;
    padding: 25px 0;
    opacity: 0.6;
    font-size: 14px;
}

/* ===================================
   Responsive Styles
   =================================== */
@media (max-width: 992px) {
    .features-grid,
    .services-grid,
    .process-steps,
    .testimonials-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .about-grid,
    .quote-grid {
        grid-template-columns: 1fr;
    }

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

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

    .hero h2 {
        font-size: 36px;
    }
}

@media (max-width: 768px) {
    .top-bar-content {
        flex-direction: column;
        gap: 10px;
    }

    .mobile-menu-toggle {
        display: flex;
    }

    .nav-menu {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background-color: var(--white);
        flex-direction: column;
        padding: 20px;
        gap: 15px;
        box-shadow: var(--shadow);
        display: none;
    }

    .nav-menu.active {
        display: flex;
    }

    .hero {
        min-height: 500px;
    }

    .hero h2 {
        font-size: 28px;
    }

    .hero p {
        font-size: 16px;
    }

    .features-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .services-grid,
    .gallery-grid,
    .process-steps,
    .testimonials-grid {
        grid-template-columns: 1fr;
    }

    .contact-grid,
    .footer-grid {
        grid-template-columns: 1fr;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    section {
        padding: 50px 0;
    }

    .section-header h2 {
        font-size: 28px;
    }
}