/* ============================================
   SIERRA WALLPAPER INSTALLATION - STYLES
   Design Philosophy: Modern, Clean, Professional
   Color Palette: Neutral + Warm (white, beige, light gray, dark charcoal)
   Typography: Elegant with Playfair Display + Lato
   ============================================ */

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Lato', sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f9f7f4;
}

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

/* ============================================
   TYPOGRAPHY
   ============================================ */

h1, h2, h3, h4, h5, h6 {
    font-family: 'Playfair Display', serif;
    font-weight: 700;
    color: #2c2c2c;
}

h2 {
    font-size: 2.5rem;
    margin-bottom: 2rem;
    text-align: center;
    letter-spacing: 0.5px;
}

h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

p {
    font-size: 1rem;
    line-height: 1.8;
    color: #555;
    margin-bottom: 1rem;
}

/* ============================================
   BUTTONS
   ============================================ */

.btn {
    display: inline-block;
    padding: 12px 30px;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-family: 'Lato', sans-serif;
}

.btn-primary {
    background-color: #8b7355;
    color: white;
}

.btn-primary:hover {
    background-color: #6b5344;
    transform: translateY(-2px);
    box-shadow: 0 8px 16px rgba(139, 115, 85, 0.3);
}

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

.btn-secondary:hover {
    background-color: white;
    color: #8b7355;
    transform: translateY(-2px);
}

/* ============================================
   NAVIGATION
   ============================================ */

.navbar {
    position: sticky;
    top: 0;
    background-color: white;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    z-index: 100;
}

.nav-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
}

.logo h1 {
    font-size: 1.5rem;
    color: #8b7355;
    letter-spacing: 1px;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-links a {
    text-decoration: none;
    color: #333;
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

.nav-links a:hover {
    color: #8b7355;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: #8b7355;
    transition: width 0.3s ease;
}

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

@media (max-width: 768px) {
    .nav-links {
        gap: 1rem;
        font-size: 0.9rem;
    }

    .logo h1 {
        font-size: 1.2rem;
    }
}

/* ============================================
   HERO SECTION
   ============================================ */

.hero {
    position: relative;
    height: 600px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    z-index: 1;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(44, 44, 44, 0.5) 0%, rgba(139, 115, 85, 0.4) 100%);
    z-index: 2;
}

.hero-content {
    position: relative;
    z-index: 3;
    text-align: center;
    color: white;
    animation: fadeInUp 0.8s ease;
}

.hero-content h2 {
    font-size: 3rem;
    margin-bottom: 1rem;
    color: white;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
    letter-spacing: 1px;
}

.hero-content p {
    font-size: 1.5rem;
    margin-bottom: 2rem;
    color: #f0f0f0;
    font-weight: 300;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.3);
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@media (max-width: 768px) {
    .hero {
        height: 400px;
    }

    .hero-content h2 {
        font-size: 1.8rem;
    }

    .hero-content p {
        font-size: 1.1rem;
    }

    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }

    .btn {
        width: 100%;
        max-width: 250px;
    }
}

/* ============================================
   ABOUT SECTION
   ============================================ */

.about {
    padding: 4rem 0;
    background-color: white;
}

.about-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.about-content p {
    font-size: 1.05rem;
    line-height: 1.9;
    color: #555;
}

.about-content strong {
    color: #8b7355;
}

/* ============================================
   SERVICES SECTION
   ============================================ */

.services {
    padding: 4rem 0;
    background-color: #f9f7f4;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.service-card {
    background-color: white;
    padding: 2rem;
    border-radius: 8px;
    text-align: center;
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 24px rgba(139, 115, 85, 0.15);
}

.service-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    display: inline-block;
}

.service-card h3 {
    color: #2c2c2c;
    margin-bottom: 1rem;
}

.service-card p {
    color: #666;
    font-size: 0.95rem;
}

/* ============================================
   WHY CHOOSE US SECTION
   ============================================ */

.why-us {
    padding: 4rem 0;
    background-color: white;
}

.reasons-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.reason-item {
    padding: 1.5rem;
    background-color: #f9f7f4;
    border-left: 4px solid #8b7355;
    border-radius: 4px;
    transition: all 0.3s ease;
}

.reason-item:hover {
    background-color: #f0ebe4;
    transform: translateX(5px);
}

.reason-item h3 {
    color: #8b7355;
    margin-bottom: 0.5rem;
    font-size: 1.2rem;
}

.reason-item p {
    color: #666;
    font-size: 0.95rem;
}

/* ============================================
   GALLERY SECTION
   ============================================ */

.gallery {
    padding: 4rem 0;
    background-color: #f9f7f4;
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}

.gallery-item {
    position: relative;
    overflow: hidden;
    border-radius: 8px;
    aspect-ratio: 1;
    cursor: pointer;
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.gallery-item:hover img {
    transform: scale(1.05);
}

.gallery-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.8), transparent);
    color: white;
    padding: 1.5rem;
    font-weight: 600;
    font-size: 1.1rem;
    transform: translateY(20px);
    transition: transform 0.3s ease;
}

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

/* ============================================
   CONTACT SECTION
   ============================================ */

.contact {
    padding: 4rem 0;
    background-color: white;
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

.contact-form-container {
    background-color: #f9f7f4;
    padding: 2rem;
    border-radius: 8px;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: #2c2c2c;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-family: 'Lato', sans-serif;
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #8b7355;
    box-shadow: 0 0 0 3px rgba(139, 115, 85, 0.1);
}

.error-message {
    color: #ff6b6b;
    margin-top: 5px;
    font-size: 14px;
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

.success-message {
    background-color: #e8f5e9;
    border-left: 4px solid #4caf50;
    padding: 2rem;
    border-radius: 4px;
    text-align: center;
}

.success-message h3 {
    color: #2e7d32;
    margin-bottom: 0.5rem;
}

.success-message p {
    color: #558b2f;
}

.contact-info {
    padding: 2rem;
    background-color: #f9f7f4;
    border-radius: 8px;
}

.contact-info h3 {
    margin-bottom: 1.5rem;
    color: #8b7355;
}

.info-item {
    margin-bottom: 1.5rem;
}

.info-item strong {
    display: block;
    color: #2c2c2c;
    margin-bottom: 0.3rem;
}

.info-item p {
    color: #666;
    margin: 0;
}

.info-item a {
    color: #8b7355;
    text-decoration: none;
    transition: color 0.3s ease;
}

.info-item a:hover {
    color: #6b5344;
}

.map-container {
    margin-top: 3rem;
}

.map-container h3 {
    margin-bottom: 1rem;
    color: #2c2c2c;
}

.map-container iframe {
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

@media (max-width: 768px) {
    .contact-wrapper {
        grid-template-columns: 1fr;
    }

    .contact-form-container,
    .contact-info {
        padding: 1.5rem;
    }
}

/* ============================================
   FOOTER
   ============================================ */

.footer {
    background-color: #2c2c2c;
    color: white;
    padding: 2rem 0;
    text-align: center;
}

.footer-content p {
    color: #ccc;
    margin: 0.5rem 0;
}

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */

@media (max-width: 768px) {
    h2 {
        font-size: 1.8rem;
    }

    .container {
        padding: 0 15px;
    }

    .nav-links {
        gap: 0.8rem;
        font-size: 0.85rem;
    }

    .services-grid,
    .reasons-grid,
    .gallery-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    h2 {
        font-size: 1.5rem;
        margin-bottom: 1.5rem;
    }

    .hero-content h2 {
        font-size: 1.5rem;
    }

    .hero-content p {
        font-size: 1rem;
    }

    .nav-links {
        gap: 0.5rem;
        font-size: 0.75rem;
    }

    .logo h1 {
        font-size: 1rem;
    }

    .btn {
        padding: 10px 20px;
        font-size: 0.9rem;
    }
}