/* AR Construction - Luxury Design System */
@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@300;400;600;700&family=Playfair+Display:wght@400;700;900&display=swap');

:root {
    --primary: #1a237e; /* Royal Blue */
    --primary-gradient: linear-gradient(135deg, #1a237e 0%, #0d47a1 100%);
    --accent: #c5a059; /* Luxury Gold */
    --accent-dark: #92722b;
    --text-dark: #1a1a1a;
    --text-muted: #666666;
    --text-light: #ffffff;
    --bg-light: #ffffff;
    --bg-alt: #f8f9fa;
    --shadow-sm: 0 5px 15px rgba(0,0,0,0.05);
    --shadow-md: 0 10px 30px rgba(0,0,0,0.1);
    --shadow-lg: 0 20px 50px rgba(0,0,0,0.15);
    --transition-slow: all 0.8s cubic-bezier(0.16, 1, 0.3, 1);
    --transition-fast: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    --container-width: 1200px;
}

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

html {
    scroll-behavior: smooth;
}

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

h1, h2, h3, h4 {
    font-family: 'Playfair Display', serif;
    font-weight: 700;
    line-height: 1.3; /* Increased for breathing room */
    letter-spacing: -0.01em;
}

h1 { font-size: 42px; }
h2 { font-size: 32px; }
h3 { font-size: 26px; }
h4 { font-size: 20px; }

p {
    color: var(--text-muted);
    font-size: 16px;
}

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

ul {
    list-style: none;
}

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 20px;
}

.btn {
    display: inline-block;
    padding: 12px 30px;
    border-radius: 4px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    cursor: pointer;
    transition: var(--transition-slow);
    border: none;
    font-size: 14px;
}

.btn-primary {
    background: linear-gradient(135deg, #d4af37 0%, #c5a059 50%, #92722b 100%);
    color: white;
    box-shadow: 0 4px 15px rgba(197, 160, 89, 0.2);
}

.btn-primary:hover {
    background: linear-gradient(135deg, #92722b 0%, #c5a059 50%, #d4af37 100%);
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(197, 160, 89, 0.4);
}

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

.btn-accent:hover {
    background-color: var(--accent-dark);
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(197, 160, 89, 0.3);
}

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

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

/* Header Styles */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 20px 0;
    transition: var(--transition-fast);
}

header.scrolled {
    background: rgba(26, 35, 126, 0.95);
    backdrop-filter: blur(10px);
    padding: 10px 0;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
}

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

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

.logo img {
    height: 90px; /* Increased from 60px */
    width: auto;
    transition: var(--transition-fast);
}

header.scrolled .logo img {
    height: 70px; /* Increased from 50px */
}

/* Solid Header for Inner Pages */
header.inner-page-header {
    background: var(--primary);
    padding: 10px 0;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
}

nav ul {
    display: flex;
    gap: 30px;
}

nav ul li {
    position: relative;
}

nav ul li a {
    color: var(--text-light);
    font-weight: 500;
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 2px;
    position: relative;
    padding: 10px 0;
    text-shadow: 0 1px 4px rgba(0,0,0,0.4);
}

/* Dropdown Menu */
.dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    background: var(--primary);
    min-width: 200px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: var(--transition-fast);
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
    border-top: 3px solid var(--accent);
    padding: 10px 0;
}

nav ul li:hover .dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown li {
    width: 100%;
}

.dropdown li a {
    padding: 10px 20px;
    display: block;
    font-size: 12px;
}

.dropdown li a:hover {
    background: rgba(255,255,255,0.05);
    color: var(--accent);
}

/* Inner Page Hero */
.inner-hero {
    height: 40vh;
    background-color: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: white;
    background-size: cover;
    background-position: center;
    position: relative;
    margin-top: 95px;
}

.inner-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, rgba(0,0,0,0.7), rgba(0,0,0,0.5), rgba(0,0,0,0.8));
    z-index: 1;
}

.inner-hero .container {
    position: relative;
    z-index: 2;
}

.inner-hero h1 {
    font-size: 48px;
    margin-bottom: 10px;
    text-shadow: 2px 2px 15px rgba(0,0,0,0.8);
}

.inner-hero p {
    color: rgba(255, 255, 255, 0.95);
    font-size: 18px;
    text-shadow: 1px 1px 10px rgba(0,0,0,0.8);
}

/* Breadcrumbs */
.breadcrumbs {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    font-size: 14px;
    color: rgba(255, 255, 255, 0.95);
    margin-top: 15px;
    text-shadow: 1px 1px 8px rgba(0,0,0,0.8);
}

.breadcrumbs a {
    color: var(--accent);
    transition: var(--transition-fast);
    font-weight: 500;
}

.breadcrumbs a:hover {
    color: white;
}

/* Call to Action Sections */
.cta p {
    color: rgba(255, 255, 255, 0.95);
    text-shadow: 1px 1px 10px rgba(0,0,0,0.6);
}

.breadcrumbs span {
    color: rgba(255, 255, 255, 0.4);
}

.breadcrumbs .current {
    color: white;
    font-weight: 600;
}

/* Project Filters */
.project-filters {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-bottom: 50px;
}

.filter-btn {
    padding: 10px 25px;
    border: 1px solid var(--accent);
    background: transparent;
    color: var(--primary);
    cursor: pointer;
    font-weight: 600;
    transition: var(--transition-fast);
}

.filter-btn.active, .filter-btn:hover {
    background: var(--accent);
    color: white;
}

.project-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 30px;
}

.project-card {
    background: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-fast);
    border: 1px solid rgba(0,0,0,0.05);
    position: relative;
}

.project-card::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(135deg, #d4af37, #c5a059);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s ease;
}

.project-card:hover {
    transform: translateY(-12px);
    box-shadow: 0 25px 50px rgba(0,0,0,0.15);
    border-color: rgba(197, 160, 89, 0.2);
}

.project-card:hover::after {
    transform: scaleX(1);
}

.project-img {
    height: 250px;
    background-size: cover;
    background-position: center;
    position: relative;
}

.project-badge {
    position: absolute;
    top: 20px;
    right: 20px;
    padding: 6px 16px;
    background: var(--accent);
    color: white;
    font-size: 11px;
    text-transform: uppercase;
    font-weight: 700;
    border-radius: 20px;
    box-shadow: 0 4px 10px rgba(0,0,0,0.1);
}

.project-badge.ongoing {
    background: var(--accent-dark); /* Gold for ongoing */
}

.project-info {
    padding: 25px 25px 20px;
}

.project-info h3 {
    margin-bottom: 8px;
    color: var(--primary);
    font-size: 22px;
    line-height: 1.2;
}

.project-info p {
    font-size: 14px;
    line-height: 1.7;
    color: var(--text-muted);
}

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

nav ul li a:hover::after {
    width: 100%;
}

/* Hero Slider */
.hero {
    height: 100vh;
    width: 100%;
    position: relative;
    overflow: hidden;
}

.slider-container {
    height: 100%;
    width: 100%;
}

.slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 1.5s ease-in-out;
    display: flex;
    align-items: center;
    justify-content: center;
}

.slide.active {
    opacity: 1;
    z-index: 1;
}

.slide-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    transform: scale(1.1);
    transition: transform 10s linear;
}

.slide.active .slide-bg {
    transform: scale(1);
}

.slide-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        180deg,
        rgba(0,0,0,0.6) 0%,
        rgba(0,0,0,0.35) 30%,
        rgba(0,0,0,0.45) 60%,
        rgba(0,0,0,0.85) 100%
    );
}

.slide-content {
    position: relative;
    z-index: 2;
    text-align: center;
    color: white;
    max-width: 800px;
    padding: 0 20px;
}

.slide-content h2 {
    font-size: 62px;
    margin-bottom: 0;
    transform: translateY(30px);
    opacity: 0;
    transition: all 0.8s ease 0.5s;
    text-shadow: 0 2px 8px rgba(0,0,0,0.6), 0 4px 30px rgba(0,0,0,0.9);
    color: #ffffff;
    font-weight: 900;
    letter-spacing: -0.01em;
}

.slide-content h2::after {
    content: '';
    display: block;
    width: 70px;
    height: 3px;
    background: linear-gradient(135deg, #d4af37, #c5a059, #d4af37);
    margin: 20px auto 22px;
    border-radius: 2px;
    opacity: 0;
    transition: opacity 0.8s ease 0.9s;
}

.slide.active .slide-content h2::after {
    opacity: 1;
}

.slide-content p {
    font-size: 18px;
    margin-bottom: 35px;
    transform: translateY(30px);
    opacity: 0;
    transition: all 0.8s ease 0.8s;
    letter-spacing: 3px;
    font-weight: 400;
    text-shadow: 0 1px 4px rgba(0,0,0,0.7), 0 2px 15px rgba(0,0,0,0.9);
    color: rgba(255,255,255,0.92);
    text-transform: uppercase;
    font-size: 15px;
}

.slide-content .btn {
    transform: translateY(30px);
    opacity: 0;
    transition: all 0.8s ease 1.1s;
}

.slide.active .slide-content h2,
.slide.active .slide-content p,
.slide.active .slide-content .btn {
    transform: translateY(0);
    opacity: 1;
}

/* Slider Navigation Arrows */
.slider-nav {
    position: absolute;
    top: 50%;
    left: 0;
    width: 100%;
    transform: translateY(-50%);
    display: flex;
    justify-content: space-between;
    padding: 0 40px;
    z-index: 10;
}

.prev-slide, .next-slide {
    width: 50px;
    height: 50px;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(5px);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    color: white;
    cursor: pointer;
    transition: var(--transition-fast);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.prev-slide:hover, .next-slide:hover {
    background: var(--accent);
    border-color: var(--accent);
    transform: scale(1.1);
}

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    color: white;
    z-index: 10;
    opacity: 0.8;
}

.scroll-indicator .mouse {
    width: 25px;
    height: 40px;
    border: 2px solid white;
    border-radius: 20px;
    position: relative;
}

.scroll-indicator .mouse::before {
    content: '';
    position: absolute;
    top: 10px;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 8px;
    background: white;
    border-radius: 2px;
    animation: scrollMouse 2s infinite;
}

@keyframes scrollMouse {
    0% { transform: translate(-50%, 0); opacity: 1; }
    100% { transform: translate(-50%, 15px); opacity: 0; }
}

.scroll-indicator span {
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 2px;
}

/* Section Animations */
/* Section Styles */
section {
    padding: 120px 0;
    overflow: hidden;
}

.section-header {
    max-width: 700px;
    margin: 0 auto 80px;
    text-align: center;
}

.section-header span {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 4px;
    font-size: 11px;
    font-weight: 700;
    margin-bottom: 18px;
}

.section-header span::before,
.section-header span::after {
    content: '';
    display: inline-block;
    width: 35px;
    height: 1.5px;
    background: linear-gradient(135deg, transparent, #c5a059, transparent);
}

.section-header h2 {
    font-size: 42px;
    color: var(--primary);
    margin-bottom: 20px;
    line-height: 1.2;
}

.section-header p {
    font-size: 17px;
    line-height: 1.8;
}

/* Reveal Animations */
.reveal {
    opacity: 0;
    transform: translateY(50px);
    transition: var(--transition-slow);
}

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

.reveal-left {
    opacity: 0;
    transform: translateX(-50px);
    transition: var(--transition-slow);
}

.reveal-right {
    opacity: 0;
    transform: translateX(50px);
    transition: var(--transition-slow);
}

.reveal-left.active, .reveal-right.active {
    opacity: 1;
    transform: translateX(0);
}

/* About Section */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.about-img {
    position: relative;
}

.about-img img {
    width: 100%;
    border-radius: 15px;
    box-shadow: var(--shadow-lg);
}

.experience-badge {
    position: absolute;
    bottom: -30px;
    right: -30px;
    background: var(--primary-gradient);
    color: white;
    padding: 30px;
    border-radius: 15px;
    box-shadow: var(--shadow-lg);
    text-align: center;
    z-index: 5;
}

.experience-badge .number {
    display: block;
    font-size: 36px;
    font-weight: 700;
    line-height: 1;
}

.experience-badge .text {
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.about-text h3 {
    font-size: 28px;
    margin-bottom: 20px;
    color: var(--primary);
}

/* Amenities Grid */
.amenities-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.amenity-card {
    background: white;
    padding: 60px 40px;
    text-align: center;
    border-radius: 15px;
    transition: var(--transition-fast);
    box-shadow: var(--shadow-sm);
    border: 1px solid rgba(0,0,0,0.05);
    position: relative;
    overflow: hidden;
}

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

.amenity-card:hover {
    transform: translateY(-15px);
    box-shadow: var(--shadow-lg);
}

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

.amenity-card i {
    font-size: 40px;
    color: var(--accent);
    margin-bottom: 20px;
    display: block;
}

/* Footer */
footer {
    background: linear-gradient(135deg, #0d124a 0%, #1a237e 100%);
    color: white;
    padding: 80px 0 20px;
    border-top: 3px solid var(--accent);
    position: relative;
}

footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('https://www.transparenttextures.com/patterns/carbon-fibre.png');
    opacity: 0.05;
    pointer-events: none;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 50px;
    position: relative;
    z-index: 1;
}

.footer-col h4 {
    font-size: 20px;
    margin-bottom: 30px;
    position: relative;
    padding-bottom: 10px;
    font-family: 'Playfair Display', serif;
    color: var(--accent);
}

.footer-col h4::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 40px;
    height: 2px;
    background-color: var(--accent);
}

.footer-col ul li {
    margin-bottom: 12px;
}

.footer-col ul li a {
    color: rgba(255,255,255,0.7);
    transition: var(--transition-fast);
}

.footer-col ul li a:hover {
    color: var(--accent);
    padding-left: 10px;
}

.social-links {
    display: flex;
    gap: 15px;
    margin-top: 20px;
}

.social-links a {
    width: 40px;
    height: 40px;
    background: rgba(255,255,255,0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    color: white !important;
    transition: var(--transition-normal);
}

.social-links a:hover {
    background: var(--accent-gradient);
    transform: translateY(-5px);
    box-shadow: 0 5px 15px rgba(197, 160, 89, 0.3);
}

.copyright {
    text-align: center;
    padding-top: 30px;
    margin-top: 50px;
    border-top: 1px solid rgba(255,255,255,0.05);
    font-size: 14px;
    color: rgba(255,255,255,0.5);
    position: relative;
    z-index: 1;
}

/* Mobile Menu Toggle Button styling */
.menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 30px;
    height: 20px;
    cursor: pointer;
    z-index: 1001;
    transition: var(--transition-fast);
}

.menu-toggle .bar {
    width: 100%;
    height: 3px;
    background-color: var(--text-light);
    border-radius: 3px;
    transition: var(--transition-fast);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.4);
}

.menu-toggle.active .bar:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
}

.menu-toggle.active .bar:nth-child(2) {
    opacity: 0;
}

.menu-toggle.active .bar:nth-child(3) {
    transform: translateY(-9px) rotate(-45deg);
}

/* Mobile Nav Overlay */
.nav-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
    z-index: 998;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-fast);
}

.nav-overlay.active {
    opacity: 1;
    visibility: visible;
}

/* Hide mobile WhatsApp button on desktop by default */
nav .mobile-whatsapp-btn {
    display: none;
}

/* === Floating WhatsApp Button === */
.whatsapp-float {
    position: fixed;
    bottom: 28px;
    right: 28px;
    width: 58px;
    height: 58px;
    background: #25D366;
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    z-index: 9999;
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.5);
    transition: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
    text-decoration: none;
    animation: whatsappPulse 2.5s infinite;
}

.whatsapp-float:hover {
    background: #128C7E;
    transform: scale(1.12) translateY(-3px);
    box-shadow: 0 8px 30px rgba(37, 211, 102, 0.6);
    color: white;
}

.whatsapp-float-label {
    position: fixed;
    bottom: 38px;
    right: 96px;
    background: #1a1a1a;
    color: white;
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 600;
    font-family: 'Montserrat', sans-serif;
    white-space: nowrap;
    box-shadow: 0 4px 15px rgba(0,0,0,0.2);
    opacity: 0;
    transform: translateX(10px);
    transition: all 0.3s ease;
    pointer-events: none;
    z-index: 9998;
}

.whatsapp-float:hover ~ .whatsapp-float-label,
.whatsapp-float-label:hover {
    opacity: 1;
    transform: translateX(0);
}

@keyframes whatsappPulse {
    0%   { box-shadow: 0 4px 20px rgba(37,211,102,0.5); }
    50%  { box-shadow: 0 4px 20px rgba(37,211,102,0.5), 0 0 0 12px rgba(37,211,102,0.12); }
    100% { box-shadow: 0 4px 20px rgba(37,211,102,0.5), 0 0 0 0 rgba(37,211,102,0); }
}

/* Responsive Styles */
@media (max-width: 1200px) {
    :root {
        --container-width: 960px;
    }
    
    .logo img {
        height: 80px;
    }
    
    header.scrolled .logo img {
        height: 60px;
    }
}

@media (max-width: 992px) {
    :root {
        --container-width: 720px;
    }
    
    section {
        padding: 80px 0;
    }
    
    /* Header & Navigation */
    header {
        padding: 15px 0;
        background: rgba(26, 35, 126, 0.95); /* Semi-solid background for visibility */
    }
    
    header.scrolled {
        padding: 10px 0;
    }
    
    .logo img {
        height: 65px;
    }
    
    header.scrolled .logo img {
        height: 55px;
    }
    
    /* Hide desktop CTA button in header */
    header .btn-primary {
        display: none;
    }
    
    .menu-toggle {
        display: flex;
    }
    
    nav {
        position: fixed;
        top: 0;
        right: -100%;
        width: 320px;
        height: 100vh;
        background: linear-gradient(135deg, #0d124a 0%, #1a237e 100%);
        box-shadow: -5px 0 25px rgba(0, 0, 0, 0.3);
        z-index: 999;
        padding: 100px 30px 40px;
        transition: right 0.4s cubic-bezier(0.16, 1, 0.3, 1);
        display: flex;
        flex-direction: column;
        gap: 30px;
        overflow-y: auto;
    }
    
    nav.active {
        right: 0;
    }
    
    nav ul {
        display: flex;
        flex-direction: column;
        gap: 15px;
    }
    
    nav ul li {
        width: 100%;
    }
    
    nav ul li a {
        font-size: 16px;
        display: block;
        padding: 12px 0;
        border-bottom: 1px solid rgba(255, 255, 255, 0.05);
        letter-spacing: 2px;
        text-shadow: none;
    }
    
    nav ul li a::after {
        display: none; /* Hide desktop link line */
    }
    
    /* Mobile Dropdown styles */
    nav ul li:hover .dropdown {
        opacity: 0;
        visibility: hidden;
        transform: translateY(10px);
    }
    
    nav ul li.has-dropdown > a {
        display: flex;
        justify-content: space-between;
        align-items: center;
    }
    
    nav ul li.has-dropdown .dropdown {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        border-top: none;
        background: rgba(255, 255, 255, 0.05);
        margin-top: 5px;
        padding: 5px 0 5px 15px;
        display: none;
        border-left: 2px solid var(--accent);
    }
    
    nav ul li.has-dropdown.active .dropdown {
        display: block;
    }
    
    nav ul li.has-dropdown.active a i {
        transform: rotate(180deg);
    }
    
    /* Add WhatsApp link inside mobile menu */
    nav .mobile-whatsapp-btn {
        display: inline-block;
        text-align: center;
        background: linear-gradient(135deg, #d4af37 0%, #c5a059 50%, #92722b 100%);
        color: white;
        padding: 12px 20px;
        border-radius: 4px;
        font-size: 14px;
        text-transform: uppercase;
        letter-spacing: 1px;
        margin-top: 20px;
        cursor: pointer;
        transition: var(--transition-fast);
        font-weight: 600;
    }

    nav .mobile-whatsapp-btn:hover {
        opacity: 0.9;
        transform: translateY(-2px);
    }
    
    /* Grids & Layouts */
    .about-grid, .contact-grid {
        grid-template-columns: 1fr;
        gap: 40px;
        direction: ltr !important;
    }
    
    .about-text {
        text-align: left !important;
    }
    
    .experience-badge {
        position: relative;
        bottom: auto;
        right: auto;
        margin: 30px auto 0;
        max-width: 280px;
        padding: 20px;
    }
    
    .inner-hero {
        height: 35vh;
        margin-top: 75px;
    }
    
    .inner-hero h1 {
        font-size: 36px;
    }
}

@media (max-width: 768px) {
    :root {
        --container-width: 540px;
    }
    
    section {
        padding: 60px 0;
    }
    
    /* Hero Typography */
    .slide-content h2 {
        font-size: 38px;
    }
    
    .slide-content p {
        font-size: 16px;
    }
    
    .section-header h2 {
        font-size: 32px;
    }
    
    /* Project Filters wrapping */
    .project-filters {
        flex-wrap: wrap;
        gap: 10px;
    }
    
    .filter-btn {
        padding: 8px 16px;
        font-size: 13px;
    }
    
    /* Project grid responsive spacing */
    .project-grid {
        grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
        gap: 20px;
    }
    
    /* Map placeholder container */
    .map-container {
        height: 300px;
        margin-top: 30px;
    }
    
    /* Form styling adjustments */
    .contact-form {
        padding: 25px 20px;
    }
}

@media (max-width: 576px) {
    :root {
        --container-width: 100%;
    }
    
    .container {
        padding: 0 15px;
    }
    
    .logo img {
        height: 50px;
    }
    
    header.scrolled .logo img {
        height: 45px;
    }
    
    .slide-content h2 {
        font-size: 28px;
    }
    
    .slide-content p {
        font-size: 14px;
        letter-spacing: 1px;
    }
    
    .btn {
        padding: 10px 20px;
        font-size: 12px;
    }
    
    .section-header {
        margin-bottom: 40px;
    }
    
    .section-header h2 {
        font-size: 28px;
    }
    
    .inner-hero h1 {
        font-size: 32px !important;
    }
    
    .inner-hero p {
        font-size: 15px !important;
    }
    
    .cta {
        padding: 60px 0 !important;
    }
    
    .cta h2 {
        font-size: 32px !important;
    }
    
    .cta p {
        font-size: 16px !important;
        margin-bottom: 25px !important;
    }
    
    .footer-grid {
        gap: 30px;
    }
    
    /* Specification item text styling */
    .spec-item {
        padding: 15px;
    }
}

/* Lightbox Styles */
.lightbox {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.9);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 10000;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

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

.lightbox img {
    max-width: 90%;
    max-height: 90%;
    border-radius: 8px;
    box-shadow: 0 5px 30px rgba(0,0,0,0.5);
    transform: scale(0.9);
    transition: transform 0.3s ease;
}

.lightbox.active img {
    transform: scale(1);
}

.lightbox-close {
    position: absolute;
    top: 30px;
    right: 40px;
    color: white;
    font-size: 40px;
    cursor: pointer;
    transition: color 0.3s ease;
}

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