/* 
   Wallpaper Installer in Las Vegas - Sophisticated Interior Design Theme
   Color Palette: Charcoal, Warm Cream, Muted Gold, Soft Grey
*/

:root {
    --primary: #1A1A1A; /* Charcoal */
    --accent: #C5A059; /* Muted Gold */
    --accent-hover: #B08D4B;
    --bg-light: #FDFCF8; /* Warm Cream */
    --bg-alt: #F4F2EB;
    --text-main: #333333;
    --text-muted: #666666;
    --white: #FFFFFF;
    --border: #E5E0D5;
    --shadow: 0 15px 35px rgba(0, 0, 0, 0.08);
    --header-height: 90px;
    --container-width: 1200px;
    --transition: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Plus Jakarta Sans', sans-serif;
    background-color: var(--bg-light);
    color: var(--text-main);
    line-height: 1.7;
    overflow-x: hidden;
}

h1, h2, h3, h4, .logo-main {
    font-family: 'Playfair Display', serif;
    font-weight: 700;
}

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

ul {
    list-style: none;
}

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

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 30px;
}

.section-padding {
    padding: 120px 0;
}

.bg-alt {
    background-color: var(--bg-alt);
}

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

.section-tag {
    display: inline-block;
    text-transform: uppercase;
    letter-spacing: 3px;
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--accent);
    margin-bottom: 15px;
    position: relative;
}

.section-tag::after {
    content: '';
    display: block;
    width: 40px;
    height: 2px;
    background-color: var(--accent);
    margin: 10px auto 0;
}

.section-title {
    font-size: 3rem;
    color: var(--primary);
    margin-bottom: 25px;
    line-height: 1.2;
}

.section-subtitle {
    max-width: 600px;
    margin: 0 auto 60px;
    font-size: 1.1rem;
    color: var(--text-muted);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 18px 38px;
    font-weight: 700;
    font-size: 0.9rem;
    letter-spacing: 1px;
    text-transform: uppercase;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    position: relative;
    z-index: 1;
}

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

.btn-primary:hover {
    background-color: var(--accent);
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(197, 160, 89, 0.2);
}

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

.btn-outline:hover {
    background-color: var(--primary);
    color: var(--white);
    transform: translateY(-5px);
}

.btn-header {
    padding: 12px 24px;
    font-size: 0.8rem;
    border: 1px solid var(--accent);
    color: var(--primary);
}

.btn-header:hover {
    background-color: var(--accent);
    color: var(--white);
}

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

.btn-text {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-weight: 700;
    color: var(--accent);
    margin-top: 15px;
}

.btn-text:hover {
    color: var(--primary);
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--header-height);
    background-color: rgba(253, 252, 248, 0.95);
    backdrop-filter: blur(10px);
    display: flex;
    align-items: center;
    z-index: 1000;
    transition: var(--transition);
    border-bottom: 1px solid var(--border);
}

.header.scrolled {
    height: 75px;
    box-shadow: var(--shadow);
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}

.logo {
    display: flex;
    flex-direction: column;
    line-height: 1;
}

.logo-main {
    font-size: 1.6rem;
    letter-spacing: 2px;
    color: var(--primary);
}

.logo-sub {
    font-size: 0.7rem;
    font-weight: 800;
    letter-spacing: 5px;
    color: var(--accent);
    margin-top: 5px;
}

.nav-menu {
    display: flex;
    gap: 35px;
}

.nav-menu a {
    font-weight: 700;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--primary);
    position: relative;
}

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

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

.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 6px;
    cursor: pointer;
}

.menu-toggle .bar {
    width: 30px;
    height: 2px;
    background-color: var(--primary);
    transition: var(--transition);
}

/* Hero Section */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: var(--header-height);
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
}

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

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to right, rgba(253, 252, 248, 0.95) 30%, rgba(253, 252, 248, 0.4) 100%);
}

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

.hero h1 {
    font-size: 3.5rem;
    line-height: 1.1;
    color: var(--primary);
    margin-bottom: 25px;
}

.hero p {
    font-size: 1.2rem;
    color: var(--text-muted);
    margin-bottom: 40px;
    max-width: 600px;
}

.hero-actions {
    display: flex;
    gap: 20px;
    margin-bottom: 50px;
}

.hero-trust {
    display: flex;
    gap: 30px;
    flex-wrap: wrap;
}

.trust-item {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 700;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--primary);
}

.trust-item i {
    color: var(--accent);
}

/* About Section */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.about-visual {
    position: relative;
}

.image-stack {
    position: relative;
    padding-right: 40px;
    padding-bottom: 40px;
}

.about-img-main {
    width: 100%;
    height: auto;
    box-shadow: var(--shadow);
    position: relative;
    z-index: 2;
}

.image-accent {
    position: absolute;
    bottom: 0;
    right: 0;
    width: 80%;
    height: 80%;
    border: 10px solid var(--accent);
    z-index: 1;
}

.about-text p {
    margin-bottom: 25px;
    color: var(--text-muted);
}

.about-features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
    margin-top: 40px;
}

.feat-card {
    background-color: var(--white);
    padding: 30px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.03);
    border-left: 4px solid var(--accent);
}

.feat-card i {
    font-size: 2rem;
    color: var(--accent);
    margin-bottom: 15px;
}

.feat-card h3 {
    font-size: 1.1rem;
    color: var(--primary);
}

/* Services Section */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.service-card {
    background-color: var(--white);
    padding: 50px 40px;
    transition: var(--transition);
    border: 1px solid var(--border);
    position: relative;
    overflow: hidden;
}

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

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background-color: var(--accent);
    transform: scaleX(0);
    transform-origin: left;
    transition: var(--transition);
}

.service-card:hover::before {
    transform: scaleX(1);
}

.service-icon {
    font-size: 2.5rem;
    color: var(--accent);
    margin-bottom: 25px;
}

.service-card h3 {
    font-size: 1.4rem;
    margin-bottom: 20px;
    color: var(--primary);
}

.service-card p {
    color: var(--text-muted);
    font-size: 0.95rem;
}

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

.gallery-item {
    position: relative;
    aspect-ratio: 1/1;
    overflow: hidden;
    cursor: pointer;
}

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

.gallery-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(26, 26, 26, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition);
}

.gallery-overlay i {
    color: var(--white);
    font-size: 2rem;
    transform: scale(0.5);
    transition: var(--transition);
}

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

.gallery-item:hover .gallery-overlay {
    opacity: 1;
}

.gallery-item:hover .gallery-overlay i {
    transform: scale(1);
}

/* Reviews Section */
.reviews-slider {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.review-card {
    background-color: var(--white);
    padding: 50px 40px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
    position: relative;
}

.review-stars {
    color: var(--accent);
    margin-bottom: 20px;
    font-size: 0.9rem;
}

.review-card p {
    font-style: italic;
    margin-bottom: 30px;
    color: var(--text-main);
}

.review-author {
    display: flex;
    flex-direction: column;
}

.review-author strong {
    color: var(--primary);
    font-size: 1.1rem;
}

.review-author span {
    font-size: 0.85rem;
    color: var(--accent);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Contact Section */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 100px;
}

.contact-details {
    margin: 40px 0;
}

.detail-item {
    display: flex;
    gap: 25px;
    margin-bottom: 35px;
}

.detail-item i {
    font-size: 1.5rem;
    color: var(--accent);
    margin-top: 5px;
}

.detail-item h4 {
    font-size: 1.1rem;
    margin-bottom: 8px;
    color: var(--primary);
}

.detail-item p, .detail-item a {
    color: var(--text-muted);
    font-weight: 500;
}

.map-container {
    margin-top: 40px;
    border: 1px solid var(--border);
    padding: 10px;
    background-color: var(--white);
}

.contact-form-wrapper {
    background-color: var(--white);
    padding: 60px;
    box-shadow: var(--shadow);
}

.contact-form h3 {
    font-size: 2rem;
    margin-bottom: 40px;
    color: var(--primary);
    text-align: center;
}

.form-group {
    margin-bottom: 25px;
}

.form-group label {
    display: block;
    font-weight: 700;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 10px;
    color: var(--primary);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 18px;
    background-color: var(--bg-alt);
    border: 1px solid transparent;
    font-family: inherit;
    font-size: 1rem;
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    background-color: var(--white);
    border-color: var(--accent);
}

.form-success-msg {
    text-align: center;
    padding: 40px 0;
}

.form-success-msg i {
    font-size: 4rem;
    color: var(--accent);
    margin-bottom: 25px;
}

/* Footer */
.footer {
    background-color: var(--primary);
    color: var(--white);
    padding: 100px 0 40px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 120px;
    margin-bottom: 80px;
}

.footer-brand .logo-main {
    color: var(--white);
}

.footer-brand p {
    margin: 25px 0 35px;
    opacity: 0.6;
    max-width: 400px;
}

.footer-contact p {
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 15px;
    opacity: 0.8;
}

.footer-contact i {
    color: var(--accent);
}

.footer-contact a:hover {
    color: var(--accent);
}

.footer-nav h4 {
    font-size: 1.2rem;
    margin-bottom: 30px;
    color: var(--white);
}

.footer-nav-columns {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
}

.footer-nav-col li {
    margin-bottom: 15px;
}

.footer-nav-col a {
    opacity: 0.6;
    font-weight: 500;
}

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

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    padding-top: 40px;
    text-align: center;
    font-size: 0.9rem;
    opacity: 0.5;
}

/* Reveal Animations */
.reveal-up, .reveal-left, .reveal-right {
    opacity: 0;
    transition: all 1s ease-out;
}

.reveal-up { transform: translateY(50px); }
.reveal-left { transform: translateX(-50px); }
.reveal-right { transform: translateX(50px); }

.active-reveal {
    opacity: 1;
    transform: translate(0, 0);
}

/* Responsive */
@media (max-width: 1024px) {
    .hero h1 { font-size: 3rem; }
    .about-grid, .contact-grid, .footer-grid {
        grid-template-columns: 1fr;
        gap: 60px;
    }
    .reviews-slider {
        grid-template-columns: repeat(2, 1fr);
    }
    .gallery-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    :root {
        --header-height: 80px;
    }
    
    .nav {
        position: fixed;
        top: var(--header-height);
        left: -100%;
        width: 100%;
        height: calc(100vh - var(--header-height));
        background-color: var(--bg-light);
        padding: 50px;
        transition: var(--transition);
        z-index: 999;
    }
    
    .nav.active {
        left: 0;
    }
    
    .nav-menu {
        flex-direction: column;
        align-items: center;
        gap: 30px;
    }
    
    .nav-menu a {
        font-size: 1.2rem;
    }
    
    .menu-toggle {
        display: flex;
    }
    
    .header-cta {
        display: none;
    }
    
    .hero {
        text-align: center;
        padding-top: 100px;
    }
    
    .hero-actions {
        justify-content: center;
    }
    
    .hero-trust {
        justify-content: center;
    }
    
    .section-title {
        font-size: 2.2rem;
    }
    
    .reviews-slider, .gallery-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-form-wrapper {
        padding: 40px 20px;
    }
}

@media (max-width: 480px) {
    .hero h1 { font-size: 2rem; }
    .hero-actions { flex-direction: column; }
    .about-features { grid-template-columns: 1fr; }
}