/* --- CSS VARIABLES & RESET --- */
:root {
    --primary: #111827;
    /* Charcoal */
    --secondary: #eab308;
    /* Gold */
    --text-dark: #1f2937;
    --text-light: #9ca3af;
    --bg-light: #f9fafb;
    --white: #ffffff;
    --shadow: 0 12px 30px -8px rgba(0, 0, 0, 0.15);
    --border-radius: 6px;
    --transition: all 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
}

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

h1,
h2,
h3,
h4 {
    font-family: 'Playfair Display', serif;
    color: var(--primary);
    margin-bottom: 1rem;
}

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

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

ul {
    list-style: none;
}

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

/* --- UTILITIES --- */
.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 15px;
}

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

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

.btn {
    display: inline-block;
    padding: 12px 30px;
    border-radius: 4px;
    font-weight: 700;
    cursor: pointer;
    border: none;
    text-transform: uppercase;
    font-size: 0.9rem;
    letter-spacing: 1px;
    transition: var(--transition);
}

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

.btn-primary:hover {
    background-color: #b45309;
    transform: translateY(-2px);
}

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

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

/* --- HEADER --- */
header {
    position: fixed;
    top: 0;
    width: 100%;
    background: var(--white);
    box-shadow: 0 2px 15px rgba(0, 0, 0, 0.05);
    z-index: 1000;
    padding: 15px 0;
    transition: var(--transition);
}

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

.logo {
    font-family: 'Playfair Display', serif;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary);
    display: flex;
    align-items: center;
    gap: 10px;
}

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

.nav-link {
    font-weight: 600;
    color: var(--text-dark);
    font-size: 0.95rem;
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -5px;
    left: 0;
    background: var(--secondary);
    transition: var(--transition);
}

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

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

/* --- HERO SECTION --- */
.hero {
    position: relative;
    height: 90vh;
    min-height: 600px;
    background: linear-gradient(rgba(0, 0, 0, 0.85), rgba(0, 0, 0, 0.7)),
        url('../images/hero.webp');
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: center;
    color: var(--white);
    margin-top: 0;
}

.hero-content {
    max-width: 800px;
    padding: 20px;
}

.hero h1 {
    color: var(--white);
    font-size: 3.5rem;
    line-height: 1.1;
    margin-bottom: 20px;
}

.hero p {
    color: #e5e7eb;
    font-size: 1.2rem;
    margin-bottom: 30px;
}

.trust-badges {
    display: flex;
    gap: 20px;
    margin-bottom: 30px;
    font-weight: 700;
    font-size: 0.9rem;
    color: #fbbf24;
}

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

/* --- ABOUT US --- */
.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);
}

.promise-list {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
    margin-top: 20px;
}

.promise-item {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 600;
    color: var(--primary);
}

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

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.service-card {
    background: var(--white);
    padding: 30px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    transition: var(--transition);
    border-top: 4px solid var(--secondary);
}

.service-card:hover {
    transform: translateY(-5px);
}

.service-icon {
    font-size: 2rem;
    color: var(--secondary);
    margin-bottom: 15px;
}

.service-list li {
    margin-bottom: 8px;
    position: relative;
    padding-left: 20px;
    font-size: 0.95rem;
}

.service-list li::before {
    content: '•';
    color: var(--secondary);
    position: absolute;
    left: 0;
    font-weight: bold;
}

/* --- WHY CHOOSE US --- */
.why-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.why-item {
    background: var(--white);
    padding: 25px;
    border: 1px solid #e5e7eb;
    border-radius: var(--border-radius);
    transition: var(--transition);
}

.why-item:hover {
    border-color: var(--secondary);
    background: #fffbeb;
}

/* --- WARRANTY --- */
.warranty {
    background-color: var(--primary);
    color: var(--white);
}

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

.warranty-box {
    background: rgba(255, 255, 255, 0.1);
    padding: 40px;
    border-radius: var(--border-radius);
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
}

.warranty-list {
    display: flex;
    justify-content: center;
    gap: 30px;
    flex-wrap: wrap;
    margin: 30px 0;
}

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

.testimonial-slider {
    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);
    text-align: center;
}

.stars {
    color: #f59e0b;
    margin-bottom: 15px;
}

/* --- CONTACT & QUOTE --- */
.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 50px;
    box-shadow: var(--shadow);
    border-radius: var(--border-radius);
    overflow: hidden;
    background: var(--white);
}

.contact-info {
    background: var(--primary);
    color: var(--white);
    padding: 40px;
}

.contact-info p {
    color: #e5e7eb;
}

.contact-info h3 {
    color: var(--white);
    margin-top: 20px;
}

.form-section {
    padding: 40px;
}

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

.form-control {
    width: 100%;
    padding: 12px;
    border: 1px solid #d1d5db;
    border-radius: 4px;
    font-family: 'Lato', sans-serif;
}

.form-control:focus {
    outline: 2px solid var(--secondary);
    border-color: transparent;
}

/* --- FOOTER --- */
footer {
    background: #111827;
    color: #d1d5db;
    padding: 60px 0 20px;
}

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

.footer-col h4 {
    color: var(--white);
    margin-bottom: 20px;
    font-family: 'Lato', sans-serif;
    text-transform: uppercase;
    letter-spacing: 1px;
}

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

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

.social-icons a {
    display: inline-flex;
    width: 35px;
    height: 35px;
    background: rgba(255, 255, 255, 0.1);
    justify-content: center;
    align-items: center;
    border-radius: 50%;
    margin-right: 10px;
    transition: var(--transition);
}

.social-icons a:hover {
    background: var(--secondary);
    color: var(--white);
}

/* --- MODALS & POPUPS --- */
.modal-overlay {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
    padding: 20px;
    overflow-y: auto;
    backdrop-filter: blur(5px);
    animation: fadeIn 0.3s ease;
}

.modal-content {
    background-color: var(--white);
    margin: 5% auto;
    padding: 40px;
    border-radius: 8px;
    max-width: 600px;
    position: relative;
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    animation: slideUp 0.4s ease;
}

.close-modal {
    position: absolute;
    top: 15px;
    right: 20px;
    font-size: 28px;
    cursor: pointer;
    color: var(--text-light);
}

.close-modal:hover {
    color: var(--secondary);
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

@keyframes slideUp {
    from {
        transform: translateY(50px);
        opacity: 0;
    }

    to {
        transform: translateY(0);
        opacity: 1;
    }
}

/* --- ANIMATIONS --- */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease;
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

.success-message {
    display: none;
    background: #d1fae5;
    color: #065f46;
    padding: 15px;
    border-radius: 4px;
    border: 1px solid #a7f3d0;
    text-align: center;
    margin-top: 10px;
}

/* --- RESPONSIVE --- */
@media (max-width: 768px) {
    .hero h1 {
        font-size: 2.5rem;
    }

    .hamburger {
        display: block;
    }

    .nav-menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background: var(--white);
        flex-direction: column;
        padding: 20px;
        box-shadow: 0 10px 10px rgba(0, 0, 0, 0.1);
    }

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

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

    .warranty-list {
        flex-direction: column;
        align-items: center;
    }
}