/* --- CSS Variables & Reset --- */
/* 3. Charcoal & Teal */
:root {
    --primary-color: #0f766e;
    /* Teal */
    --secondary-color: #14b8a6;
    /* Soft Cyan */
    --accent-green: #22c55e;
    /* Vibrant Green */
    --text-dark: #1e293b;
    --text-light: #475569;
    --bg-light: #f8fafc;
    --white: #ffffff;
    --border-radius: 6px;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --transition: all 0.3s ease;
}


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

html {
    scroll-behavior: smooth;
}

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

h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

p {
    margin-bottom: 1rem;
    color: var(--text-light);
}

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

ul {
    list-style: none;
}

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

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

.btn {
    display: inline-block;
    padding: 14px 32px;
    border-radius: var(--border-radius);
    font-weight: 600;
    cursor: pointer;
    text-align: center;
    border: none;
    transition: var(--transition);
    font-family: 'Montserrat', sans-serif;
}

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

.btn-primary:hover {
    background-color: #ea580c;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(249, 115, 22, 0.3);
}

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

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

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

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

.section-padding {
    padding: 80px 0;
}

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

.section-header {
    text-align: center;
    margin-bottom: 3rem;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.section-header h2 {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
}

/* --- Header Section --- */
header {
    background-color: var(--white);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: 15px 0;
}

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

.logo {
    font-size: 1.4rem;
    font-weight: 800;
    color: var(--primary-color);
    display: flex;
    align-items: center;
    gap: 8px;
}

.logo i {
    color: var(--secondary-color);
}

.nav-menu {
    display: flex;
    gap: 25px;
    align-items: center;
}

.nav-link {
    font-weight: 500;
    font-size: 0.95rem;
    color: var(--text-dark);
}

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

.mobile-menu-btn {
    display: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--primary-color);
}

/* --- Hero Section --- */
.hero {
    background: linear-gradient(rgba(0, 0, 0, 0.85), rgba(0, 0, 0, 0.7)), url('../images/hero.webp') center/cover no-repeat;
    color: var(--white);
    padding: 120px 0;
    text-align: center;
}

.hero h1 {
    color: var(--white);
    font-size: 3.2rem;
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.hero .subheading {
    font-size: 1.25rem;
    max-width: 800px;
    margin: 0 auto 2rem auto;
    color: rgba(255, 255, 255, 0.95);
}

.hero-highlights {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-bottom: 3rem;
    flex-wrap: wrap;
}

.highlight-item {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(5px);
    padding: 10px 20px;
    border-radius: 50px;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 8px;
}

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

/* --- About Us Section --- */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

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

.mission-box {
    background-color: var(--bg-light);
    padding: 20px;
    border-left: 4px solid var(--secondary-color);
    margin-top: 20px;
    font-style: italic;
}

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

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.service-card {
    background: var(--white);
    padding: 30px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    height: 100%;
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.service-icon {
    font-size: 2rem;
    color: var(--secondary-color);
    margin-bottom: 20px;
}

.service-list li {
    padding: 8px 0;
    border-bottom: 1px solid #eee;
    font-size: 0.95rem;
    display: flex;
    align-items: center;
    gap: 10px;
}

.service-list li i {
    color: var(--accent-green);
    font-size: 0.8rem;
}

/* --- Why Choose Us --- */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

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

.feature-icon {
    background-color: rgba(0, 0, 0, 0.1);
    color: var(--primary-color);
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    flex-shrink: 0;
    font-size: 1.2rem;
}

/* --- Warranty Section --- */
.warranty-section {
    background-color: var(--primary-color);
    color: var(--white);
    position: relative;
    overflow: hidden;
}

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

.warranty-content h2,
.warranty-content p {
    color: var(--white);
}

.warranty-list {
    margin: 20px 0;
}

.warranty-list li {
    margin-bottom: 15px;
    display: flex;
    gap: 10px;
}

.warranty-list i {
    color: var(--secondary-color);
    margin-top: 5px;
}

/* --- Get Quote / Contact Section --- */
.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
}

.form-container {
    background: var(--white);
    padding: 40px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-md);
    border: 1px solid #e5e7eb;
}

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

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--text-dark);
}

.form-control {
    width: 100%;
    padding: 12px;
    border: 1px solid #d1d5db;
    border-radius: var(--border-radius);
    font-family: inherit;
    font-size: 1rem;
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(0, 0, 0, 0.1);
}

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

.confirmation-msg {
    display: none;
    background-color: #dcfce7;
    color: #166534;
    padding: 15px;
    border-radius: var(--border-radius);
    margin-top: 20px;
    text-align: center;
    font-weight: 600;
}

/* --- Testimonials --- */
.testimonials-section {
    background-color: var(--bg-light);
}

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

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

.stars {
    color: #fbbf24;
    /* Gold */
    margin-bottom: 15px;
}

.testimonial-text {
    font-style: italic;
    margin-bottom: 20px;
}

/* --- Newsletter --- */
.newsletter-section {
    background-color: #1e293b;
    color: var(--white);
    text-align: center;
}

.newsletter-section p {
    color: #cbd5e1;
}

.newsletter-form {
    max-width: 600px;
    margin: 0 auto;
    text-align: left;
}

.checkbox-group {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 20px;
    font-size: 0.9rem;
    color: #cbd5e1;
}

.checkbox-group input {
    width: auto;
}

/* --- Legal Modules --- */
.legal-section {
    background-color: var(--white);
    border-top: 1px solid #eee;
    padding: 60px 0;
}

.legal-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
}

/* --- Footer --- */
footer {
    background-color: #0f172a;
    color: #94a3b8;
    padding: 60px 0 20px;
    font-size: 0.9rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
    padding-bottom: 40px;
    border-bottom: 1px solid #1e293b;
}

.footer-col h4 {
    color: var(--white);
    margin-bottom: 1.5rem;
}

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

.footer-links a:hover {
    color: var(--secondary-color);
    padding-left: 5px;
}

.contact-item {
    display: flex;
    gap: 10px;
    margin-bottom: 15px;
}

.contact-item i {
    color: var(--secondary-color);
    margin-top: 4px;
}

.copyright {
    text-align: center;
    margin-top: 20px;
}

/* --- Responsive Design --- */
@media (max-width: 992px) {
    .nav-menu {
        display: none;
    }

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

    .warranty-content,
    .contact-wrapper,
    .legal-grid {
        grid-template-columns: 1fr;
    }

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

@media (max-width: 768px) {
    .hero-btns {
        flex-direction: column;
        padding: 0 20px;
    }

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

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