/* ----------------------------------------------------
   Arova Interiors - Premium Style System
   Typography: Headings: Playfair Display | Body: Poppins
   Colors: Wood Brown (#8B5E3C), Light Beige (#D8C3A5), Accent (#C89B6D)
------------------------------------------------------- */

/* 1. Design System & CSS Variables */
:root {
    /* Color Palette */
    --primary-color: #8B5E3C;
    --primary-light: #A47551;
    --primary-rgb: 139, 94, 60;
    --secondary-color: #D8C3A5;
    --secondary-rgb: 216, 195, 165;
    --accent-color: #C89B6D;
    --accent-rgb: 200, 155, 109;
    --dark-charcoal: #222222;
    --dark-charcoal-rgb: 34, 34, 34;

    /* Theme-specific Colors (Default Light Theme) */
    --bg-color: #FFFFFF;
    --bg-alt: #FAF6F0;
    --bg-card: #FFFFFF;
    --text-color: #333333;
    --text-light: #666666;
    --text-inverse: #FFFFFF;
    --border-color: #E6DFD3;
    --navbar-bg: rgba(255, 255, 255, 0.85);
    --navbar-border: rgba(216, 195, 165, 0.3);
    --footer-bg: #1A1412;
    
    /* Layout & Utility */
    --font-heading: 'Playfair Display', Georgia, serif;
    --font-body: 'Poppins', system-ui, -apple-system, sans-serif;
    --transition-fast: all 0.25s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    --transition-smooth: all 0.5s cubic-bezier(0.16, 1, 0.3, 1);
    --transition-slow: all 0.8s cubic-bezier(0.16, 1, 0.3, 1);
    --border-radius-sm: 4px;
    --border-radius-md: 8px;
    --border-radius-lg: 16px;
    --container-width: 1200px;
    
    --shadow-sm: 0 2px 10px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 10px 25px rgba(139, 94, 60, 0.08);
    --shadow-lg: 0 20px 40px rgba(139, 94, 60, 0.15);
}

/* Dark Mode Overrides */
body.dark-theme {
    --bg-color: #12100F;
    --bg-alt: #1C1816;
    --bg-card: #201C19;
    --text-color: #E2DDD5;
    --text-light: #A8A095;
    --text-inverse: #12100F;
    --border-color: #38302B;
    --navbar-bg: rgba(18, 16, 15, 0.85);
    --navbar-border: rgba(200, 155, 109, 0.15);
    --footer-bg: #0C0A0A;
}

/* 2. Base Resets & Typography */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    background-color: var(--bg-color);
    color: var(--text-color);
    font-family: var(--font-body);
    line-height: 1.6;
    overflow-x: hidden;
    transition: background-color 0.5s ease, color 0.5s ease;
    -webkit-font-smoothing: antialiased;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: var(--bg-color);
}
::-webkit-scrollbar-thumb {
    background: var(--primary-color);
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: var(--accent-color);
}

/* General Layout Elements */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    color: var(--dark-charcoal);
    font-weight: 700;
    line-height: 1.2;
}

body.dark-theme h1, 
body.dark-theme h2, 
body.dark-theme h3, 
body.dark-theme h4, 
body.dark-theme h5, 
body.dark-theme h6 {
    color: #FFFFFF;
}

p {
    margin-bottom: 1.25rem;
    font-weight: 300;
}

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

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

ul {
    list-style: none;
}

.container {
    width: 100%;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 1.5rem;
}

.section-padding {
    padding: 7rem 0;
}

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

/* Section Header Styles */
.section-header {
    margin-bottom: 4rem;
}

.section-subtitle {
    display: inline-block;
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 3px;
    color: var(--primary-color);
    margin-bottom: 0.75rem;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    letter-spacing: 0.5px;
}

.section-title-divider {
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
    margin-bottom: 1.5rem;
}

.mx-auto {
    margin-left: auto;
    margin-right: auto;
}

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

.section-desc {
    max-width: 600px;
    margin: 0 auto;
    font-size: 1.05rem;
    color: var(--text-light);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.9rem 2.2rem;
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
    border-radius: var(--border-radius-sm);
    cursor: pointer;
    transition: var(--transition-smooth);
    border: 1px solid transparent;
}

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

.btn-primary:hover {
    background-color: var(--accent-color);
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(139, 94, 60, 0.2);
}

.btn-secondary {
    background-color: transparent;
    color: #FFFFFF;
    border-color: rgba(255, 255, 255, 0.4);
}

.btn-secondary:hover {
    background-color: #FFFFFF;
    color: var(--dark-charcoal);
    border-color: #FFFFFF;
    transform: translateY(-3px);
}

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

.btn-sm {
    padding: 0.6rem 1.4rem;
    font-size: 0.75rem;
}

/* 3. Advanced Features Stylings */
/* Scroll Progress Bar */
#scroll-progress {
    position: fixed;
    top: 0;
    left: 0;
    width: 0%;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
    z-index: 9999;
}

/* Preloader */
#preloader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: #1A1412;
    z-index: 10000;
    display: flex;
    justify-content: center;
    align-items: center;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

#preloader.loaded {
    opacity: 0;
    visibility: hidden;
}

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

.preloader-logo {
    font-family: var(--font-heading);
    font-size: 3rem;
    color: var(--secondary-color);
    letter-spacing: 6px;
    font-weight: 700;
    display: block;
    margin-bottom: 1rem;
    animation: pulseLogo 2s infinite ease-in-out;
}

.preloader-spinner {
    width: 50px;
    height: 50px;
    border: 3px solid rgba(216, 195, 165, 0.1);
    border-top: 3px solid var(--accent-color);
    border-radius: 50%;
    margin: 0 auto 1.5rem;
    animation: spinSpinner 1s linear infinite;
}

.preloader-content p {
    color: var(--secondary-color);
    font-size: 0.85rem;
    letter-spacing: 2px;
    text-transform: uppercase;
}

@keyframes pulseLogo {
    0%, 100% { opacity: 0.6; transform: scale(0.98); }
    50% { opacity: 1; transform: scale(1); }
}

@keyframes spinSpinner {
    to { transform: rotate(360deg); }
}

/* Back to Top Button */
#back-to-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background-color: var(--primary-color);
    color: var(--text-inverse);
    border: none;
    cursor: pointer;
    display: flex;
    justify-content: center;
    align-items: center;
    box-shadow: var(--shadow-md);
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: var(--transition-smooth);
    z-index: 998;
}

#back-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

#back-to-top:hover {
    background-color: var(--accent-color);
    transform: translateY(-5px);
}

/* 4. Header & Navigation */
.main-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 999;
    transition: var(--transition-smooth);
    border-bottom: 1px solid transparent;
}

.main-header.scrolled {
    background-color: var(--navbar-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    padding: 0.6rem 0;
    border-bottom: 1px solid var(--navbar-border);
    box-shadow: var(--shadow-sm);
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 1.5rem;
    max-width: var(--container-width);
    margin: 0 auto;
    transition: var(--transition-smooth);
}

.main-header.scrolled .header-container {
    padding: 0.8rem 1.5rem;
}

.logo {
    font-family: var(--font-heading);
    font-size: 1.6rem;
    font-weight: 700;
    letter-spacing: 2px;
    color: var(--dark-charcoal);
    display: flex;
    align-items: center;
}

.logo-accent {
    color: var(--primary-color);
}

.logo-sub {
    font-family: var(--font-body);
    font-size: 0.8rem;
    font-weight: 300;
    text-transform: uppercase;
    letter-spacing: 3px;
    margin-left: 6px;
    margin-top: 5px;
    color: var(--text-light);
}

.navbar {
    display: flex;
}

.nav-links {
    display: flex;
    gap: 2rem;
}

.nav-link {
    font-size: 0.85rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--text-color);
    position: relative;
    padding: 0.5rem 0;
}

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

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

.nav-link.active {
    color: var(--primary-color);
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.btn-nav {
    padding: 0.6rem 1.4rem;
    font-size: 0.75rem;
    border-color: var(--primary-color);
    color: var(--primary-color);
    background-color: transparent;
}

.btn-nav:hover {
    background-color: var(--primary-color);
    color: var(--text-inverse);
    transform: translateY(-2px);
}

.theme-toggle {
    background: none;
    border: none;
    font-size: 1.1rem;
    color: var(--text-color);
    cursor: pointer;
    transition: var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    border-radius: 50%;
    background-color: var(--bg-alt);
}

.theme-toggle:hover {
    background-color: var(--border-color);
    color: var(--primary-color);
}

/* Mobile Hamburger Menu */
.hamburger {
    display: none;
    cursor: pointer;
    background: none;
    border: none;
    outline: none;
}

.hamburger .bar {
    display: block;
    width: 25px;
    height: 2px;
    margin: 5px auto;
    background-color: var(--text-color);
    transition: var(--transition-fast);
}

/* 5. Hero Section */
.hero-section {
    position: relative;
    height: 100vh;
    display: flex;
    align-items: center;
    color: #FFFFFF;
    background-image: url('assets/images/hero_kitchen.png');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    overflow: hidden;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(26, 20, 18, 0.85) 0%, rgba(26, 20, 18, 0.4) 60%, rgba(26, 20, 18, 0.7) 100%);
    z-index: 1;
}

.hero-container {
    position: relative;
    z-index: 2;
    padding-top: 5rem;
}

.hero-tagline {
    display: block;
    font-size: 0.9rem;
    font-weight: 600;
    letter-spacing: 4px;
    text-transform: uppercase;
    color: var(--accent-color);
    margin-bottom: 1.5rem;
}

.hero-title {
    font-size: 4rem;
    font-weight: 800;
    color: #FFFFFF;
    line-height: 1.15;
    margin-bottom: 1.5rem;
}

.highlight-text {
    font-family: var(--font-heading);
    color: var(--secondary-color);
    font-style: italic;
    font-weight: 400;
}

.hero-subtitle {
    max-width: 600px;
    font-size: 1.15rem;
    font-weight: 300;
    margin-bottom: 3rem;
    color: rgba(255, 255, 255, 0.85);
    line-height: 1.7;
}

.hero-buttons {
    display: flex;
    gap: 1.5rem;
}

/* Parallax scroll down indicator */
.scroll-down-indicator {
    position: absolute;
    bottom: 2.5rem;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
    animation: bounceScroll 2s infinite;
}

.mouse-icon {
    display: block;
    width: 28px;
    height: 46px;
    border: 2px solid rgba(255, 255, 255, 0.5);
    border-radius: 14px;
    position: relative;
}

.mouse-wheel {
    display: block;
    width: 6px;
    height: 6px;
    background-color: var(--accent-color);
    border-radius: 50%;
    position: absolute;
    top: 8px;
    left: 50%;
    transform: translateX(-50%);
    animation: scrollWheel 1.5s infinite;
}

@keyframes bounceScroll {
    0%, 20%, 50%, 80%, 100% { transform: translate(-50%, 0); }
    40% { transform: translate(-50%, -10px); }
    60% { transform: translate(-50%, -5px); }
}

@keyframes scrollWheel {
    0% { opacity: 1; top: 8px; }
    100% { opacity: 0; top: 22px; }
}

/* 6. About Us */
.about-grid {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 5rem;
    align-items: center;
}

.about-text-lead {
    font-size: 1.25rem;
    font-weight: 400;
    color: var(--primary-color);
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.about-text-body {
    color: var(--text-light);
    margin-bottom: 2rem;
}

.about-checklist {
    margin-bottom: 1.5rem;
}

.about-checklist li {
    display: flex;
    align-items: center;
    font-weight: 500;
    margin-bottom: 0.8rem;
    font-size: 0.95rem;
}

.about-checklist i {
    color: var(--accent-color);
    margin-right: 0.75rem;
    font-size: 1.1rem;
}

.about-cards-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.about-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    padding: 2.2rem 1.8rem;
    text-align: center;
    border-radius: var(--border-radius-md);
    transition: var(--transition-smooth);
}

.about-card:nth-child(even) {
    transform: translateY(20px);
}

.card-icon-wrapper {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: 1.25rem;
    transition: var(--transition-fast);
}

.about-card h3 {
    font-size: 1.6rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.about-card p {
    font-size: 0.85rem;
    color: var(--text-light);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 0;
}

/* Hover effects for cards */
.card-hover-effect {
    transition: var(--transition-smooth);
}

.card-hover-effect:hover {
    transform: translateY(-8px) !important;
    border-color: var(--accent-color);
    box-shadow: var(--shadow-md);
}

.card-hover-effect:hover .card-icon-wrapper {
    color: var(--accent-color);
    transform: scale(1.1);
}

/* 7. Services Section */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 2rem;
}

.service-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    padding: 3rem 2.2rem;
    border-radius: var(--border-radius-md);
    transition: var(--transition-smooth);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
    transform: scaleX(0);
    transform-origin: left;
    transition: var(--transition-smooth);
}

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

.service-icon {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 2rem;
    transition: var(--transition-fast);
}

.service-title {
    font-size: 1.4rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.service-desc {
    color: var(--text-light);
    font-size: 0.9rem;
    line-height: 1.6;
    margin-bottom: 2rem;
}

.service-link {
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--primary-color);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.service-link i {
    transition: var(--transition-fast);
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: transparent;
}

.service-card:hover .service-icon {
    color: var(--accent-color);
    transform: scale(1.1);
}

.service-card:hover .service-link {
    color: var(--accent-color);
}

.service-card:hover .service-link i {
    transform: translateX(6px);
}

/* 8. Why Choose Us Section */
.why-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 5rem;
    align-items: center;
}

.why-image-wrapper {
    position: relative;
}

.image-box {
    position: relative;
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.image-box img.main-img {
    width: 100%;
    object-fit: cover;
    height: 550px;
    transition: var(--transition-slow);
}

.image-box:hover img.main-img {
    transform: scale(1.05);
}

.experience-badge {
    position: absolute;
    bottom: 2.5rem;
    right: 2.5rem;
    background-color: var(--primary-color);
    color: var(--text-inverse);
    padding: 2rem;
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-lg);
    text-align: center;
    border-left: 4px solid var(--accent-color);
}

.badge-num {
    display: block;
    font-size: 2.5rem;
    font-weight: 800;
    line-height: 1;
    margin-bottom: 0.25rem;
    font-family: var(--font-heading);
}

.badge-text {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.why-lead {
    font-size: 1.15rem;
    color: var(--primary-color);
    margin-bottom: 2.5rem;
}

.why-features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2.5rem 2rem;
}

.why-item {
    display: flex;
    gap: 1.25rem;
}

.why-icon-box {
    flex-shrink: 0;
    width: 44px;
    height: 44px;
    background-color: var(--bg-alt);
    border: 1px solid var(--border-color);
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    color: var(--primary-color);
    font-size: 1.1rem;
    transition: var(--transition-fast);
}

.why-item:hover .why-icon-box {
    background-color: var(--primary-color);
    color: var(--text-inverse);
    border-color: var(--primary-color);
}

.why-details h3 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    line-height: 1.3;
}

.why-details p {
    font-size: 0.85rem;
    color: var(--text-light);
    margin-bottom: 0;
    line-height: 1.5;
}

/* 9. Project Gallery Section */
.gallery-filters {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 3.5rem;
    flex-wrap: wrap;
}

.filter-btn {
    background: none;
    border: 1px solid var(--border-color);
    padding: 0.6rem 1.6rem;
    font-size: 0.8rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    border-radius: 30px;
    cursor: pointer;
    color: var(--text-light);
    transition: var(--transition-fast);
}

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

/* Gallery Masonry Layout using CSS Columns */
.gallery-grid {
    column-count: 3;
    column-gap: 2rem;
    width: 100%;
}

.gallery-item {
    break-inside: avoid;
    margin-bottom: 2rem;
    position: relative;
    border-radius: var(--border-radius-md);
    overflow: hidden;
    cursor: pointer;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-smooth);
}

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

.gallery-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to top, rgba(26, 20, 18, 0.95) 0%, rgba(26, 20, 18, 0.4) 60%, rgba(26, 20, 18, 0) 100%);
    padding: 2rem;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    opacity: 0;
    transition: var(--transition-smooth);
    z-index: 2;
}

.gallery-cat {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--accent-color);
    margin-bottom: 0.5rem;
}

.gallery-item-title {
    font-size: 1.3rem;
    color: #FFFFFF;
    font-weight: 600;
    margin-bottom: 0;
}

.gallery-zoom-btn {
    position: absolute;
    top: 2rem;
    right: 2rem;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(5px);
    border: 1px solid rgba(255,255,255,0.4);
    color: #FFFFFF;
    font-size: 1rem;
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: 0;
    transform: scale(0.8);
    transition: var(--transition-smooth);
    cursor: pointer;
}

.gallery-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.gallery-item:hover img {
    transform: scale(1.06);
}

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

.gallery-item:hover .gallery-zoom-btn {
    opacity: 1;
    transform: scale(1);
}

.gallery-zoom-btn:hover {
    background-color: #FFFFFF;
    color: var(--primary-color);
}

/* Lightbox Modal */
.lightbox-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(18, 16, 15, 0.98);
    z-index: 10001;
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-smooth);
}

.lightbox-modal.active {
    opacity: 1;
    visibility: visible;
}

.lightbox-close {
    position: absolute;
    top: 2.5rem;
    right: 2.5rem;
    font-size: 3rem;
    color: #FFFFFF;
    cursor: pointer;
    transition: var(--transition-fast);
    z-index: 10003;
    line-height: 1;
}

.lightbox-close:hover {
    color: var(--accent-color);
}

.lightbox-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: #FFFFFF;
    font-size: 2.5rem;
    cursor: pointer;
    padding: 1rem;
    transition: var(--transition-fast);
    z-index: 10002;
}

.lightbox-nav:hover {
    color: var(--accent-color);
}

.lightbox-prev { left: 2.5rem; }
.lightbox-next { right: 2.5rem; }

.lightbox-content-box {
    max-width: 80%;
    max-height: 80%;
    text-align: center;
    position: relative;
}

.lightbox-img {
    max-width: 100%;
    max-height: 70vh;
    border-radius: var(--border-radius-sm);
    box-shadow: 0 10px 50px rgba(0,0,0,0.5);
    border: 3px solid rgba(255, 255, 255, 0.1);
}

.lightbox-caption {
    margin-top: 1.5rem;
    color: #FFFFFF;
}

.lightbox-cat {
    display: block;
    font-size: 0.8rem;
    color: var(--accent-color);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 0.25rem;
}

.lightbox-title {
    font-size: 1.6rem;
    font-weight: 500;
}

/* 10. Process Section (Timeline) */
.timeline-container {
    position: relative;
    max-width: 900px;
    margin: 0 auto;
    padding: 2rem 0;
}

.timeline-line {
    position: absolute;
    left: 50%;
    top: 0;
    width: 2px;
    height: 100%;
    background-color: var(--border-color);
    transform: translateX(-50%);
    z-index: 1;
}

.timeline-item {
    display: flex;
    justify-content: flex-end;
    width: 50%;
    padding-right: 3rem;
    position: relative;
    margin-bottom: 4rem;
}

.timeline-item:nth-child(even) {
    align-self: flex-end;
    margin-left: 50%;
    justify-content: flex-start;
    padding-right: 0;
    padding-left: 3rem;
}

.timeline-dot {
    position: absolute;
    right: -17px;
    top: 0;
    width: 34px;
    height: 34px;
    border-radius: 50%;
    background-color: var(--bg-color);
    border: 2px solid var(--primary-color);
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--primary-color);
    z-index: 2;
    transition: var(--transition-smooth);
}

.timeline-item:nth-child(even) .timeline-dot {
    left: -17px;
    right: auto;
}

.timeline-content {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    padding: 2.5rem;
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-smooth);
    width: 100%;
}

.step-num {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--accent-color);
    text-transform: uppercase;
    letter-spacing: 2px;
    display: block;
    margin-bottom: 0.5rem;
}

.timeline-content h3 {
    font-size: 1.35rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.timeline-content p {
    color: var(--text-light);
    font-size: 0.9rem;
    margin-bottom: 0;
    line-height: 1.6;
}

/* Timeline Animation Hover */
.timeline-item:hover .timeline-dot {
    background-color: var(--primary-color);
    color: var(--text-inverse);
    transform: scale(1.15);
    box-shadow: 0 0 15px rgba(139, 94, 60, 0.4);
}

.timeline-item:hover .timeline-content {
    transform: translateY(-5px);
    border-color: var(--accent-color);
    box-shadow: var(--shadow-md);
}

/* 11. Statistics Counter Section */
.stats-section {
    position: relative;
    background-image: url('assets/images/office.png');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    color: #FFFFFF;
    overflow: hidden;
}

.stats-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(26, 20, 18, 0.85);
    z-index: 1;
}

.relative-z {
    position: relative;
    z-index: 2;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 3rem;
    text-align: center;
}

.stat-icon {
    font-size: 2.5rem;
    color: var(--accent-color);
    margin-bottom: 1.25rem;
}

.stat-number {
    font-family: var(--font-heading);
    font-size: 3.5rem;
    font-weight: 800;
    color: #FFFFFF;
    line-height: 1;
    margin-bottom: 0.75rem;
}

.stat-label {
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--secondary-color);
}

/* 12. Testimonials Slider */
.slider-wrapper {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    overflow: hidden;
}

.testimonial-slider {
    display: flex;
    transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
    width: 100%;
}

.testimonial-slide {
    flex-shrink: 0;
    width: 100%;
    padding: 0 1rem;
}

.testimonial-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    padding: 4rem;
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-sm);
    text-align: center;
}

.testimonial-card .rating {
    color: var(--accent-color);
    font-size: 1.1rem;
    margin-bottom: 2rem;
}

.testimonial-card .quote {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-style: italic;
    line-height: 1.6;
    color: var(--text-color);
    margin-bottom: 2.5rem;
}

.client-info {
    display: inline-flex;
    align-items: center;
    gap: 1.25rem;
    text-align: left;
}

.client-img {
    width: 65px;
    height: 65px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--accent-color);
}

.client-details h4 {
    font-family: var(--font-body);
    font-size: 1.05rem;
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.client-title {
    font-size: 0.8rem;
    color: var(--text-light);
}

.slider-controls {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 1.5rem;
    margin-top: 3rem;
}

.slider-btn {
    background: none;
    border: 1px solid var(--border-color);
    width: 44px;
    height: 44px;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    cursor: pointer;
    font-size: 0.9rem;
    color: var(--text-color);
    transition: var(--transition-fast);
}

.slider-btn:hover {
    background-color: var(--primary-color);
    color: var(--text-inverse);
    border-color: var(--primary-color);
}

.slider-dots {
    display: flex;
    gap: 0.5rem;
}

.slider-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: var(--border-color);
    cursor: pointer;
    transition: var(--transition-fast);
}

.slider-dot.active {
    background-color: var(--primary-color);
    width: 24px;
    border-radius: 4px;
}

/* 13. Contact Section */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.1fr;
    gap: 5rem;
}

.contact-info-lead {
    font-size: 1.1rem;
    color: var(--text-light);
    margin-bottom: 3rem;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 2.2rem;
    margin-bottom: 3rem;
}

.contact-detail-item {
    display: flex;
    gap: 1.5rem;
}

.contact-detail-item .icon-box {
    flex-shrink: 0;
    width: 52px;
    height: 52px;
    background-color: var(--bg-alt);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    display: flex;
    justify-content: center;
    align-items: center;
    color: var(--primary-color);
    font-size: 1.3rem;
}

.contact-detail-item h4 {
    font-family: var(--font-body);
    font-size: 1.05rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.contact-detail-item p {
    font-size: 0.9rem;
    color: var(--text-light);
    margin-bottom: 0;
}

.contact-detail-item a:hover {
    color: var(--primary-color);
}

.map-placeholder {
    border-radius: var(--border-radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
}

.contact-form-container {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    padding: 4rem 3.5rem;
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-md);
    position: relative;
}

.form-title {
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.form-subtitle {
    font-size: 0.9rem;
    color: var(--text-light);
    margin-bottom: 2.5rem;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

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

.form-group label {
    display: block;
    font-size: 0.8rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 0.5rem;
    color: var(--text-light);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.9rem 1.2rem;
    font-size: 0.9rem;
    font-family: var(--font-body);
    background-color: var(--bg-color);
    border: 1px solid var(--border-color);
    color: var(--text-color);
    border-radius: var(--border-radius-sm);
    transition: var(--transition-fast);
    outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 10px rgba(139, 94, 60, 0.1);
}

.form-group select {
    cursor: pointer;
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    background-image: url("data:image/svg+xml;charset=UTF-8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%238B5E3C' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1.2rem center;
    background-size: 1rem;
}

.form-group select:disabled {
    color: var(--text-lightest);
}

.error-msg {
    display: none;
    font-size: 0.75rem;
    color: #C0392B;
    margin-top: 0.35rem;
    font-weight: 500;
}

.form-group.has-error input,
.form-group.has-error select,
.form-group.has-error textarea {
    border-color: #C0392B;
}

.form-group.has-error .error-msg {
    display: block;
}

/* Success Overlay */
.form-success-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--bg-card);
    border-radius: var(--border-radius-md);
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 3rem;
    opacity: 0;
    visibility: hidden;
    transform: scale(0.95);
    transition: var(--transition-smooth);
    z-index: 10;
}

.form-success-overlay.active {
    opacity: 1;
    visibility: visible;
    transform: scale(1);
}

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

.success-icon {
    font-size: 4rem;
    color: #27AE60;
    margin-bottom: 1.5rem;
}

.success-box h4 {
    font-size: 1.6rem;
    margin-bottom: 0.75rem;
}

.success-box p {
    color: var(--text-light);
    font-size: 0.95rem;
    margin-bottom: 2rem;
}

/* 14. WhatsApp Floating Button */
.whatsapp-float-btn {
    position: fixed;
    bottom: 2rem;
    left: 2rem;
    z-index: 997;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: #25D366;
    color: #FFFFFF;
    width: 56px;
    height: 56px;
    border-radius: 50%;
    box-shadow: 0 8px 25px rgba(37, 211, 102, 0.4);
    font-size: 2rem;
    cursor: pointer;
    transition: var(--transition-smooth);
}

.whatsapp-float-btn:hover {
    transform: scale(1.1) rotate(5deg);
    background-color: #20BA56;
}

.whatsapp-tooltip {
    position: absolute;
    left: 70px;
    background-color: #12100F;
    color: #FFFFFF;
    font-size: 0.75rem;
    padding: 0.5rem 1rem;
    border-radius: 30px;
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    transform: translateX(-10px);
    transition: var(--transition-fast);
    letter-spacing: 1px;
    text-transform: uppercase;
    font-weight: 600;
    box-shadow: var(--shadow-md);
    pointer-events: none;
}

.whatsapp-float-btn:hover .whatsapp-tooltip {
    opacity: 1;
    visibility: visible;
    transform: translateX(0);
}

/* Pulsing effect */
.whatsapp-float-btn::after {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    border-radius: 50%;
    border: 2px solid #25D366;
    opacity: 0.7;
    animation: pulseWhatsapp 2s infinite;
    z-index: -1;
}

@keyframes pulseWhatsapp {
    0% { transform: scale(1); opacity: 0.7; }
    100% { transform: scale(1.6); opacity: 0; }
}

/* 15. Footer */
.footer-dark {
    background-color: var(--footer-bg);
    color: rgba(255, 255, 255, 0.75);
    padding-top: 6rem;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 0.8fr 0.8fr 1.1fr;
    gap: 4rem;
}

.brand-col .footer-logo {
    display: inline-block;
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 700;
    letter-spacing: 2px;
    color: #FFFFFF;
    margin-bottom: 1.5rem;
}

.brand-col .footer-desc {
    font-size: 0.9rem;
    line-height: 1.7;
    margin-bottom: 2rem;
    color: rgba(255, 255, 255, 0.6);
}

.social-links {
    display: flex;
    gap: 1rem;
}

.social-links a {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    justify-content: center;
    align-items: center;
    color: rgba(255, 255, 255, 0.75);
    font-size: 0.9rem;
    transition: var(--transition-fast);
}

.social-links a:hover {
    background-color: var(--primary-color);
    color: #FFFFFF;
    border-color: var(--primary-color);
    transform: translateY(-3px);
}

.footer-col h3 {
    font-family: var(--font-body);
    font-size: 1.05rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2.5px;
    color: #FFFFFF;
    margin-bottom: 2rem;
    position: relative;
    padding-bottom: 0.75rem;
}

.footer-col h3::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 35px;
    height: 2px;
    background-color: var(--accent-color);
}

.links-col ul li {
    margin-bottom: 1rem;
}

.links-col ul a {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.6);
    transition: var(--transition-fast);
}

.links-col ul a:hover {
    color: var(--accent-color);
    padding-left: 5px;
}

.contact-info-list li {
    display: flex;
    gap: 1.25rem;
    margin-bottom: 1.5rem;
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.6);
}

.contact-info-list li i {
    color: var(--accent-color);
    font-size: 1rem;
    margin-top: 4px;
}

.contact-info-list li a:hover {
    color: var(--accent-color);
}

.footer-bottom {
    margin-top: 5rem;
    padding: 2rem 0;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    font-size: 0.85rem;
}

.footer-bottom-flex {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1.5rem;
}

.copyright {
    margin-bottom: 0;
    color: rgba(255, 255, 255, 0.4);
}

.footer-legal-links {
    display: flex;
    gap: 2rem;
}

.footer-legal-links a {
    color: rgba(255, 255, 255, 0.4);
}

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

/* 16. Scroll trigger animation (IntersectionObserver animations) */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 1s cubic-bezier(0.16, 1, 0.3, 1), transform 1s cubic-bezier(0.16, 1, 0.3, 1);
}

.animate-on-scroll.is-visible {
    opacity: 1;
    transform: translateY(0);
}

/* Delay helpers for animations */
.delay-1 { transition-delay: 0.15s; }
.delay-2 { transition-delay: 0.3s; }
.delay-3 { transition-delay: 0.45s; }

/* Initial load animations */
.animate-fade-up {
    animation: fadeUp 1.2s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes fadeUp {
    from {
        opacity: 0;
        transform: translateY(40px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 17. Responsive Media Queries */

/* Tablet & Smaller (Max 1024px) */
@media screen and (max-width: 1024px) {
    html {
        font-size: 15px;
    }
    
    .section-padding {
        padding: 5rem 0;
    }
    
    .about-grid {
        grid-template-columns: 1fr;
        gap: 3.5rem;
    }
    
    .about-cards-container {
        max-width: 600px;
        margin: 0 auto;
        width: 100%;
    }
    
    .why-grid {
        grid-template-columns: 1fr;
        gap: 4rem;
    }
    
    .image-box img.main-img {
        height: 450px;
    }
    
    .gallery-grid {
        column-count: 2;
    }
    
    .stats-grid {
        grid-template-columns: 1fr 1fr;
        gap: 2.5rem;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 4rem;
    }
    
    .footer-grid {
        grid-template-columns: 1.2fr 1fr 1fr;
        gap: 3rem;
    }
    
    .brand-col {
        grid-column: span 3;
    }
}

/* Mobile & Smaller (Max 768px) */
@media screen and (max-width: 768px) {
    .header-container {
        padding: 1.2rem 1.5rem;
    }
    
    .hamburger {
        display: block;
        z-index: 1001;
    }
    
    /* Mobile Navigation menu */
    .navbar {
        position: fixed;
        top: 0;
        right: -100%;
        width: 300px;
        height: 100vh;
        background-color: var(--bg-color);
        box-shadow: -10px 0 30px rgba(0,0,0,0.15);
        padding: 7rem 3rem 3rem;
        transition: var(--transition-smooth);
        z-index: 1000;
        display: block;
        border-left: 1px solid var(--border-color);
    }
    
    .navbar.active {
        right: 0;
    }
    
    .nav-links {
        flex-direction: column;
        gap: 2.5rem;
    }
    
    .nav-link {
        font-size: 1.1rem;
    }
    
    /* Menu active icon transform */
    .hamburger.active .bar:nth-child(2) {
        opacity: 0;
    }
    .hamburger.active .bar:nth-child(1) {
        transform: translateY(7px) rotate(45deg);
    }
    .hamburger.active .bar:nth-child(3) {
        transform: translateY(-7px) rotate(-45deg);
    }
    
    .btn-nav {
        display: none; /* Hide in header, show in menu or just let mobile users scroll */
    }
    
    /* Hero Adjustments */
    .hero-title {
        font-size: 2.8rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        gap: 1rem;
    }
    
    .btn {
        width: 100%;
    }
    
    /* Timeline adjustments */
    .timeline-line {
        left: 20px;
    }
    
    .timeline-item {
        width: 100%;
        padding-left: 3.5rem;
        padding-right: 0;
        margin-bottom: 3rem;
    }
    
    .timeline-item:nth-child(even) {
        margin-left: 0;
        padding-left: 3.5rem;
    }
    
    .timeline-dot {
        left: 3px;
        right: auto;
    }
    
    .timeline-item:nth-child(even) .timeline-dot {
        left: 3px;
    }
    
    .timeline-content {
        padding: 2rem;
    }
    
    /* Gallery */
    .gallery-grid {
        column-count: 1;
    }
    
    /* Testimonials padding */
    .testimonial-card {
        padding: 2.5rem 1.5rem;
    }
    
    .testimonial-card .quote {
        font-size: 1.2rem;
    }
    
    /* Contact details */
    .contact-form-container {
        padding: 2.5rem 1.5rem;
    }
    
    .form-row {
        grid-template-columns: 1fr;
        gap: 0;
    }
    
    /* Footer */
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 2.5rem;
    }
    
    .brand-col {
        grid-column: span 1;
    }
    
    /* Back to top reposition for whatsapp */
    #back-to-top {
        bottom: 2rem;
        right: 2rem;
    }
    
    .whatsapp-float-btn {
        bottom: 2rem;
        left: 2rem;
    }
}

/* Extra small devices */
@media screen and (max-width: 480px) {
    .hero-title {
        font-size: 2.2rem;
    }
    
    .about-cards-container {
        grid-template-columns: 1fr;
    }
    
    .about-card:nth-child(even) {
        transform: translateY(0);
    }
    
    .why-features {
        grid-template-columns: 1fr;
    }
}