/* design-system variables */
:root {
    --bg-primary: #1a1a1a;
    --bg-secondary: #242424;
    --text-primary: #f4ebd8;
    --text-secondary: #b0a595;
    --accent-walnut: #5c4033;
    --accent-oak: #8b5a2b;

    --font-heading: 'Playfair Display', Georgia, serif;
    --font-body: 'Inter', -apple-system, sans-serif;

    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 8rem;
}

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

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--bg-primary);
    color: var(--text-primary);
    font-family: var(--font-body);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Typography */
h1, h2, h3, blockquote {
    font-family: var(--font-heading);
    font-weight: 400;
}

h1 {
    font-size: clamp(3rem, 5vw, 6rem);
    line-height: 1.1;
    margin-bottom: var(--spacing-md);
}

h2 {
    font-size: clamp(2rem, 3vw, 3rem);
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

p {
    margin-bottom: var(--spacing-sm);
    color: var(--text-secondary);
    font-weight: 300;
}

a {
    color: var(--text-primary);
    text-decoration: none;
    transition: color 0.3s ease;
}

a:hover {
    color: var(--accent-oak);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    padding: var(--spacing-md) var(--spacing-lg);
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 100;
    transition: background-color 0.4s ease, padding 0.4s ease;
}

.navbar.scrolled, .navbar-solid {
    background-color: rgba(26, 26, 26, 0.95);
    backdrop-filter: blur(10px);
    padding: var(--spacing-sm) var(--spacing-lg);
    border-bottom: 1px solid rgba(255,255,255,0.05);
}

.logo {
    display: flex;
    align-items: center;
}

.logo img {
    max-height: 120px; /* Increased size as requested */
    width: auto;
    transition: transform 0.3s ease;
}

.logo img:hover {
    transform: scale(1.05);
}

.nav-links {
    list-style: none;
    display: flex;
    gap: var(--spacing-md);
}

.nav-links a {
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 2px;
}

/* Hero Section */
.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    padding: 0 var(--spacing-lg);
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background-size: cover;
    background-position: center;
    z-index: -2;
    transform: scale(1.05); /* for parallax */
    will-change: transform;
}

.hero::after {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: linear-gradient(to right, rgba(26,26,26,0.9) 0%, rgba(26,26,26,0.4) 100%);
    z-index: -1;
}

.hero-content {
    max-width: 800px;
    margin-top: 15vh;
}

.subtitle {
    text-transform: uppercase;
    letter-spacing: 4px;
    font-size: 0.9rem;
    margin-bottom: var(--spacing-sm);
    color: var(--accent-oak);
}

.hero-subtitle {
    font-family: var(--font-heading);
    font-size: clamp(1.2rem, 2vw, 1.5rem);
    font-weight: 400;
    margin-top: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
    color: var(--text-primary);
}

.hero-buttons {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    margin-top: var(--spacing-sm);
    flex-wrap: wrap;
}

.hero-buttons .cta-button {
    margin-top: 0;
}

.cta-button {
    display: inline-block;
    padding: 1rem 2.5rem;
    border: 1px solid var(--text-primary);
    color: var(--text-primary);
    text-transform: uppercase;
    letter-spacing: 2px;
    font-size: 0.8rem;
    margin-top: var(--spacing-md);
    transition: all 0.4s ease;
}

.cta-button:hover {
    background-color: var(--text-primary);
    color: var(--bg-primary);
}

.cta-button.btn-light {
    background-color: transparent;
    border: 1px solid rgba(244, 235, 216, 0.3);
    color: var(--text-primary);
    backdrop-filter: blur(4px);
}

.cta-button.btn-light:hover {
    background-color: rgba(244, 235, 216, 0.1);
    border-color: rgba(244, 235, 216, 0.8);
    color: var(--text-primary);
}

/* Utility Classes */
.bg-secondary { background-color: var(--bg-secondary); }
.text-center { text-align: center; }
.mt-sm { margin-top: var(--spacing-sm); }
.mt-md { margin-top: var(--spacing-md); }
.mt-lg { margin-top: var(--spacing-lg); }

/* Brand Statement */
.brand-statement-section {
    padding: var(--spacing-lg) 0;
}

.brand-statement {
    font-size: clamp(1.5rem, 2.5vw, 2.5rem);
    font-style: italic;
    line-height: 1.5;
    letter-spacing: 1px;
    max-width: 800px;
    margin: 0 auto;
    color: var(--text-primary);
    font-weight: 400;
}

/* Featured Projects */
.featured-projects-section {
    padding: var(--spacing-xl) 0;
}

.featured-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.featured-item {
    position: relative;
    overflow: hidden;
    display: block;
    aspect-ratio: 1/1;
}

.featured-item .img-wrapper {
    width: 100%;
    height: 100%;
    margin-bottom: 0; /* Override generic img-wrapper */
}

.featured-item .img-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: brightness(0.9);
    transition: transform 0.8s ease, filter 0.8s ease;
}

.item-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(26,26,26,0.9) 0%, transparent 50%);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: var(--spacing-md);
    opacity: 0;
    transition: opacity 0.4s ease;
}

.featured-item:hover img {
    transform: scale(1.05);
    filter: brightness(1);
}

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

.item-overlay h3 {
    font-size: 1.8rem;
    margin-bottom: 0.2rem;
    color: var(--text-primary);
}

.item-overlay span {
    font-size: 0.9rem;
    color: var(--accent-oak);
    text-transform: uppercase;
    letter-spacing: 2px;
}

/* Services Section */
.services-section {
    padding: var(--spacing-xl) 0;
}

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

.service-card {
    padding: var(--spacing-lg) var(--spacing-md);
    background: rgba(255,255,255,0.02);
    border: 1px solid rgba(255,255,255,0.05);
    text-align: center;
    transition: transform 0.4s ease, background 0.4s ease, border-color 0.4s ease;
}

.service-card:hover {
    transform: translateY(-10px);
    background: rgba(255,255,255,0.05);
    border-color: var(--accent-oak);
}

.service-card h3 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
}

/* Craftsmanship Section */
.craftsmanship-section {
    padding: var(--spacing-xl) 0;
}

.craft-text p {
    font-size: 1.1rem;
    margin-bottom: var(--spacing-md);
    max-width: 500px;
}

.inline-link {
    color: var(--text-primary);
    border-bottom: 1px solid var(--accent-oak);
    padding-bottom: 0.2rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    font-size: 0.8rem;
    transition: color 0.3s ease, border-color 0.3s ease;
}

.inline-link:hover {
    color: var(--accent-oak);
    border-color: transparent;
}

/* Materials Section */
.materials-section {
    padding: var(--spacing-xl) 0;
}

.section-desc {
    max-width: 600px;
    margin: 0 auto var(--spacing-lg);
}

.materials-list {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    flex-wrap: wrap;
    margin-top: var(--spacing-lg);
}

.material-item {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    color: var(--text-secondary);
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 40px;
    transition: all 0.4s ease;
    cursor: default;
}

.material-item:hover {
    color: var(--text-primary);
    border-color: var(--accent-oak);
    background: rgba(139, 90, 43, 0.1);
}

/* Testimonials Section */
.testimonials-section {
    padding: var(--spacing-xl) 0;
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
    text-align: left;
}

.testimonial-card {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.05);
    padding: var(--spacing-md);
    border-radius: 8px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    transition: transform 0.4s ease, border-color 0.4s ease, background-color 0.4s ease;
}

.testimonial-card:hover {
    transform: translateY(-5px);
    border-color: var(--accent-oak);
    background: rgba(255, 255, 255, 0.04);
}

.testimonial-card p {
    font-family: var(--font-heading);
    font-size: 1.15rem;
    font-style: italic;
    color: var(--text-primary);
    line-height: 1.6;
    margin-bottom: var(--spacing-md);
}

.testimonial-card cite {
    font-size: 0.85rem;
    color: var(--accent-oak);
    text-transform: uppercase;
    letter-spacing: 2px;
    font-style: normal;
    display: block;
}

.testimonial-card cite a {
    color: var(--accent-oak);
    text-decoration: underline;
    transition: color 0.3s ease;
}

.testimonial-card cite a:hover {
    color: var(--text-primary);
}

/* Contact CTA Section */
.contact-cta-section {
    padding: var(--spacing-xl) 0;
    position: relative;
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
}

.cta-heading {
    font-size: clamp(2.5rem, 4vw, 3.5rem);
    margin-bottom: var(--spacing-sm);
}

.primary-cta {
    background-color: var(--text-primary);
    color: var(--bg-primary);
}

.primary-cta:hover {
    background-color: transparent;
    color: var(--text-primary);
}

/* About Section */
.about-section {
    padding: var(--spacing-xl) 0;
}

.grid-2-col {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    align-items: center;
}

.about-text .signature {
    margin-top: var(--spacing-md);
    font-family: var(--font-heading);
    font-style: italic;
    color: var(--text-primary);
    font-size: 1.2rem;
}

.about-image img {
    width: 100%;
    height: auto;
    border-radius: 4px;
    filter: brightness(0.85);
    transition: filter 0.5s ease;
}

.about-image img:hover {
    filter: brightness(1);
}

/* Portfolio Section */
.portfolio-section {
    padding: var(--spacing-xl) 0;
    background-color: var(--bg-secondary);
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto var(--spacing-lg);
}

/* Portfolio Filters */
.portfolio-filters {
    display: flex;
    justify-content: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
    flex-wrap: wrap;
}

.filter-btn {
    background: transparent;
    border: 1px solid rgba(255,255,255,0.1);
    color: var(--text-secondary);
    padding: 0.5rem 1.5rem;
    cursor: pointer;
    border-radius: 30px;
    transition: all 0.3s ease;
    text-transform: uppercase;
    font-size: 0.8rem;
    letter-spacing: 1px;
}

.filter-btn:hover, .filter-btn.active {
    background: var(--text-primary);
    color: var(--bg-primary);
    border-color: var(--text-primary);
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-md);
}

/* Transition for filtering */
.portfolio-item {
    cursor: pointer;
    transition: opacity 0.4s ease, transform 0.4s ease;
}
.portfolio-item.hidden {
    display: none;
}

.img-wrapper {
    overflow: hidden;
    border-radius: 4px;
    margin-bottom: var(--spacing-sm);
}

.img-wrapper img {
    width: 100%;
    height: 450px;
    object-fit: cover;
    filter: brightness(0.8);
    transition: transform 0.8s ease, filter 0.8s ease;
}

.portfolio-item:hover .img-wrapper img {
    transform: scale(1.05);
    filter: brightness(1);
}

.item-info h3 {
    font-size: 1.4rem;
    margin-bottom: 0.2rem;
}

/* Contact & Form Section */
.contact-section {
    padding: var(--spacing-xl) 0;
}

.contact-section > .container > h2, 
.contact-section > .container > p {
    text-align: center;
}

.contact-container {
    display: grid;
    grid-template-columns: 3fr 2fr;
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
    align-items: start;
}

.quote-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    background: var(--bg-secondary);
    padding: var(--spacing-md);
    border-radius: 4px;
}

.form-row {
    display: flex;
    gap: var(--spacing-md);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-group.half {
    flex: 1;
}

.form-group label {
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-secondary);
}

.form-group input, 
.form-group select, 
.form-group textarea {
    background: var(--bg-primary);
    border: 1px solid rgba(255,255,255,0.1);
    color: var(--text-primary);
    padding: 0.8rem;
    font-family: var(--font-body);
    font-size: 1rem;
    border-radius: 2px;
}

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

.form-submit {
    margin-top: 0;
    background: transparent;
    cursor: pointer;
}

.contact-details {
    padding: var(--spacing-md);
    border-left: 1px solid rgba(255,255,255,0.1);
}

.contact-details h3 {
    margin-bottom: var(--spacing-md);
    font-size: 1.5rem;
}

.contact-details p {
    margin-bottom: var(--spacing-sm);
}

/* WhatsApp Floating Button */
.whatsapp-float {
    position: fixed;
    bottom: 40px;
    right: 40px;
    background-color: #25d366;
    color: #FFF;
    border-radius: 50px;
    text-align: center;
    font-size: 30px;
    box-shadow: 0 4px 10px rgba(0,0,0,0.3);
    z-index: 1000;
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.3s ease, background-color 0.3s ease;
}

.whatsapp-float:hover {
    transform: scale(1.1);
    background-color: #20b858;
}

/* Responsive Updates */
@media (max-width: 768px) {
    .contact-container {
        grid-template-columns: 1fr;
    }
    
    .form-row {
        flex-direction: column;
    }

    .contact-details {
        border-left: none;
        border-top: 1px solid rgba(255,255,255,0.1);
        padding-left: 0;
    }
    
    .whatsapp-float {
        bottom: 20px;
        right: 20px;
        width: 50px;
        height: 50px;
    }
    
    .whatsapp-float svg {
        width: 20px;
        height: 20px;
    }
}

/* Footer */
footer {
    text-align: center;
    padding: var(--spacing-md) 0;
    border-top: 1px solid rgba(255,255,255,0.05);
    font-size: 0.8rem;
    color: var(--text-secondary);
}

/* Micro Animations (Reveal on Scroll) */
.reveal-up {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 1s cubic-bezier(0.25, 0.46, 0.45, 0.94), transform 1s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

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

/* Responsive */
@media (max-width: 768px) {
    .grid-2-col {
        grid-template-columns: 1fr;
    }
    
    .navbar {
        padding: var(--spacing-sm);
    }
    
    .nav-links {
        display: none; /* In a full app, we'd add a hamburger menu */
    }

    .featured-grid {
        grid-template-columns: 1fr; /* Stack featured projects on mobile */
    }
}

/* Dedicated Product Showcase Pages */
.product-detail-section {
    padding: var(--spacing-lg) 0 var(--spacing-xl);
}

.back-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
    transition: color 0.3s ease;
}

.back-btn:hover {
    color: var(--accent-oak);
}

.product-layout {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: var(--spacing-lg);
    align-items: start;
}

.product-media {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.main-product-img {
    width: 100%;
    height: auto;
    border-radius: 4px;
    overflow: hidden;
    background-color: var(--bg-secondary);
}

.main-product-img img {
    width: 100%;
    height: auto;
    display: block;
    object-fit: contain;
    max-height: 600px;
}

.product-gallery-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-sm);
}

.gallery-thumb {
    width: 100%;
    border-radius: 4px;
    overflow: hidden;
    background-color: var(--bg-secondary);
    cursor: pointer;
}

.gallery-thumb img {
    width: 100%;
    height: 300px;
    object-fit: cover;
    display: block;
    transition: transform 0.4s ease;
}

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

.product-info-panel {
    position: sticky;
    top: 120px;
}

.product-category-tag {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 3px;
    color: var(--accent-oak);
    margin-bottom: 0.5rem;
    display: block;
}

.product-title {
    font-size: clamp(2.5rem, 3.5vw, 3.5rem);
    line-height: 1.1;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.product-spec-tag {
    font-size: 0.9rem;
    font-style: italic;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
    display: block;
}

.product-desc {
    font-size: 1.05rem;
    line-height: 1.7;
    margin-bottom: var(--spacing-md);
}

.product-specs-table {
    border-top: 1px solid rgba(255,255,255,0.08);
    margin-top: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.spec-row {
    display: flex;
    justify-content: space-between;
    padding: 0.8rem 0;
    border-bottom: 1px solid rgba(255,255,255,0.05);
    font-size: 0.95rem;
}

.spec-label {
    color: var(--text-secondary);
    font-weight: 300;
}

.spec-value {
    color: var(--text-primary);
    font-weight: 400;
}

@media (max-width: 992px) {
    .product-layout {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    .product-info-panel {
        position: static;
    }
}

/* Facebook Video Widget Section */
.facebook-video-section {
    padding: var(--spacing-xl) 0;
    background-color: var(--bg-primary);
}

.video-widget-container {
    max-width: 800px;
    margin: var(--spacing-lg) auto 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-md);
}

.video-card {
    width: 100%;
    aspect-ratio: 16/9;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: transform 0.4s cubic-bezier(0.165, 0.84, 0.44, 1), box-shadow 0.4s ease;
}

.video-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.6);
    border-color: rgba(139, 90, 43, 0.3);
}

.video-thumbnail {
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

.play-btn-circle {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background-color: rgba(26, 26, 26, 0.85);
    border: 1px solid var(--text-primary);
    color: var(--text-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    backdrop-filter: blur(5px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.3);
}

.play-btn-circle svg {
    margin-left: 4px;
    transition: transform 0.4s ease;
}

.video-card:hover .play-btn-circle {
    background-color: var(--text-primary);
    color: var(--bg-primary);
    transform: scale(1.1);
    box-shadow: 0 15px 30px rgba(139, 90, 43, 0.3);
}

.video-card:hover .play-btn-circle svg {
    transform: scale(1.1);
}

.video-overlay-text {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: var(--spacing-md);
    background: linear-gradient(to top, rgba(26, 26, 26, 0.9) 0%, rgba(26, 26, 26, 0.4) 70%, transparent 100%);
    text-align: left;
    display: flex;
    flex-direction: column;
    gap: 0.2rem;
}

.video-overlay-text h3 {
    font-size: clamp(1.2rem, 2vw, 1.6rem);
    color: var(--text-primary);
    margin: 0;
}

.video-overlay-text span {
    font-size: 0.85rem;
    color: var(--accent-oak);
    text-transform: uppercase;
    letter-spacing: 2px;
    font-weight: 500;
}

.facebook-cta-box {
    margin-top: var(--spacing-sm);
}

.facebook-follow-btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 0.8rem 2rem;
    background-color: transparent;
    border: 1px solid rgba(244, 235, 216, 0.2);
    color: var(--text-primary);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    border-radius: 30px;
    transition: all 0.3s ease;
}

.facebook-follow-btn:hover {
    background-color: #1877f2;
    border-color: #1877f2;
    color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(24, 119, 242, 0.2);
}

.facebook-follow-btn svg {
    transition: transform 0.3s ease;
}

.facebook-follow-btn:hover svg {
    transform: scale(1.1);
}