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

:root {
    --primary-color: #2c3e50;
    --secondary-color: #34495e;
    --accent-color: #e74c3c;
    --text-dark: #2c3e50;
    --text-light: #7f8c8d;
    --bg-light: #f8f9fa;
    --bg-white: #ffffff;
    --border-color: #e0e0e0;
    --shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 30px rgba(0, 0, 0, 0.15);
    --transition: all 0.3s ease;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    overflow-x: hidden;
}

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

/* Header Styles */
.header {
    background: rgba(237, 233, 233, 0.98);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 1000;
    transition: var(--transition);
}

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



.logo {
    display: flex;
    align-items: center;
    position: relative;
    z-index: 10;
}

.logo a {
    display: block;
    text-decoration: none;
    transition: var(--transition);
}

.logo a:hover {
    opacity: 0.9;
}

.logo-img {
    height: 100px;
    width: auto;
    object-fit: contain;
    display: block;
}

.nav-list {
    display: flex;
    list-style: none;
    gap: 2rem;
    align-items: center;
}

.nav-link {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
    font-size: 0.95rem;
    transition: var(--transition);
    position: relative;
    padding: 0.5rem 0;
}

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

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

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

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

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

.menu-toggle {
    display: none;
    flex-direction: column;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    gap: 4px;
}

.menu-toggle span {
    width: 25px;
    height: 3px;
    background: var(--text-dark);
    transition: var(--transition);
    border-radius: 2px;
}

/* Hero Section */
.hero {
    position: relative;
    min-height: 90vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.4) 0%, rgba(118, 75, 162, 0.4) 100%),
                linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    text-align: center;
    overflow: hidden;
}

.hero-image {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    width: 100%;
    height: 100%;
    background-position: center center;
    background-repeat: no-repeat;
    background-size: cover;
    z-index: 0;
    image-rendering: -webkit-optimize-contrast;
    image-rendering: crisp-edges;
    image-rendering: auto;
    -webkit-backface-visibility: hidden;
    backface-visibility: hidden;
    will-change: opacity, transform;
    transform: translateZ(0);
    -webkit-transform: translateZ(0);
}

.hero-image-1 {
    background-image: url('assets/elevator.jpg');
    background-size: cover;
    background-position: center center;
    background-attachment: fixed;
    opacity: 1;
    animation: imageFade1 12s ease-in-out infinite, parallaxFloat1 20s ease-in-out infinite;
    filter: none;
    -webkit-filter: none;
    image-rendering: -webkit-optimize-contrast;
    image-rendering: crisp-edges;
}

.hero-image-2 {
    background-image: url('assets/aifurniture.png');
    background-size: cover;
    background-position: center center;
    background-attachment: fixed;
    opacity: 0;
    animation: imageFade2 12s ease-in-out infinite, parallaxFloat2 20s ease-in-out infinite;
    filter: none;
    -webkit-filter: none;
    image-rendering: -webkit-optimize-contrast;
    image-rendering: crisp-edges;
}

.hero-image-3 {
    background-image: url('https://images.unsplash.com/photo-1556742049-0cfed4f6a45d?ixlib=rb-4.0.3&auto=format&fit=crop&w=2000&q=80');
    background-size: cover;
    background-position: center center;
    background-attachment: fixed;
    background-repeat: no-repeat;
    opacity: 0;
    animation: imageFade3 12s ease-in-out infinite, parallaxFloat3 20s ease-in-out infinite;
    filter: none;
    -webkit-filter: none;
    image-rendering: -webkit-optimize-contrast;
    image-rendering: crisp-edges;
}

@keyframes imageFade1 {
    0% {
        opacity: 1;
    }
    30% {
        opacity: 1;
    }
    33.33% {
        opacity: 0;
    }
    66.66% {
        opacity: 0;
    }
    100% {
        opacity: 1;
    }
}

@keyframes imageFade2 {
    0% {
        opacity: 0;
    }
    30% {
        opacity: 0;
    }
    33.33% {
        opacity: 1;
    }
    63.33% {
        opacity: 1;
    }
    66.66% {
        opacity: 0;
    }
    100% {
        opacity: 0;
    }
}

@keyframes imageFade3 {
    0% {
        opacity: 0;
    }
    63.33% {
        opacity: 0;
    }
    66.66% {
        opacity: 1;
    }
    96.66% {
        opacity: 1;
    }
    100% {
        opacity: 0;
    }
}

@keyframes parallaxFloat1 {
    0%, 100% {
        transform: translateZ(0) scale(1);
    }
    50% {
        transform: translateZ(0) scale(1.05);
    }
}

@keyframes parallaxFloat2 {
    0%, 100% {
        transform: translateZ(0) scale(1);
    }
    50% {
        transform: translateZ(0) scale(1.05);
    }
}

@keyframes parallaxFloat3 {
    0%, 100% {
        transform: translateZ(0) scale(1);
    }
    50% {
        transform: translateZ(0) scale(1.05);
    }
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    opacity: 0.4;
    z-index: 0;
}

/* Elevator Shaft Animation */
.elevator-shaft {
    position: absolute;
    width: 200px;
    height: 100%;
    background: linear-gradient(to right, 
        rgba(255, 255, 255, 0.1) 0%,
        rgba(255, 255, 255, 0.05) 50%,
        rgba(255, 255, 255, 0.1) 100%);
    border-left: 2px solid rgba(255, 255, 255, 0.2);
    border-right: 2px solid rgba(255, 255, 255, 0.2);
    left: 15%;
    animation: shaftPulse 3s ease-in-out infinite;
}

.elevator-shaft-2 {
    left: auto;
    right: 15%;
    animation-delay: 1.5s;
}

@keyframes shaftPulse {
    0%, 100% { opacity: 0.3; }
    50% { opacity: 0.5; }
}

/* Elevator Car */
.elevator-car {
    position: absolute;
    width: 160px;
    height: 200px;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.9) 0%, rgba(240, 240, 240, 0.9) 100%);
    border: 3px solid rgba(255, 255, 255, 0.5);
    border-radius: 8px;
    left: 50%;
    transform: translateX(-50%);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    top: 70%;
    animation: elevatorMove 8s ease-in-out infinite;
    transition: box-shadow 0.5s ease, transform 0.3s ease;
}

.elevator-car::before {
    content: '';
    position: absolute;
    top: 10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80%;
    height: 30px;
    background: linear-gradient(90deg, 
        rgba(231, 76, 60, 0.8) 0%,
        rgba(231, 76, 60, 0.4) 50%,
        rgba(231, 76, 60, 0.8) 100%);
    border-radius: 4px;
    animation: elevatorDisplay 8s ease-in-out infinite;
}

@keyframes elevatorDisplay {
    0%, 10% { opacity: 0.8; }
    15%, 25% { opacity: 1; }
    30%, 100% { opacity: 0.8; }
}

.elevator-moving-2 {
    animation: elevatorMove2 10s ease-in-out infinite;
    animation-delay: 2s;
}

@keyframes elevatorMove {
    0% {
        top: 70%;
        opacity: 1;
    }
    25% {
        top: 20%;
        opacity: 0.9;
    }
    50% {
        top: 10%;
        opacity: 0.8;
    }
    75% {
        top: 50%;
        opacity: 0.9;
    }
    100% {
        top: 70%;
        opacity: 1;
    }
}

@keyframes elevatorMove2 {
    0% {
        top: 20%;
        opacity: 1;
    }
    30% {
        top: 60%;
        opacity: 0.9;
    }
    60% {
        top: 10%;
        opacity: 0.8;
    }
    90% {
        top: 40%;
        opacity: 0.9;
    }
    100% {
        top: 20%;
        opacity: 1;
    }
}

/* Elevator Doors */
.elevator-doors {
    position: absolute;
    width: 160px;
    height: 200px;
    left: 50%;
    transform: translateX(-50%);
    top: 0;
    overflow: hidden;
    pointer-events: none;
}

.door {
    position: absolute;
    width: 50%;
    height: 100%;
    background: linear-gradient(135deg, rgba(200, 200, 200, 0.8) 0%, rgba(180, 180, 180, 0.8) 100%);
    border: 2px solid rgba(255, 255, 255, 0.3);
    transition: transform 0.5s ease;
}

.door-left {
    left: 0;
    border-right: 1px solid rgba(255, 255, 255, 0.2);
    animation: doorOpenLeft 8s ease-in-out infinite;
}

.door-right {
    right: 0;
    border-left: 1px solid rgba(255, 255, 255, 0.2);
    animation: doorOpenRight 8s ease-in-out infinite;
}

@keyframes doorOpenLeft {
    0%, 10% { transform: translateX(0); }
    15%, 25% { transform: translateX(-100%); }
    30%, 100% { transform: translateX(0); }
}

@keyframes doorOpenRight {
    0%, 10% { transform: translateX(0); }
    15%, 25% { transform: translateX(100%); }
    30%, 100% { transform: translateX(0); }
}

/* Floor Indicators */
.floor-indicators {
    position: absolute;
    right: 10px;
    top: 50%;
    transform: translateY(-50%);
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.floor-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    border: 1px solid rgba(255, 255, 255, 0.5);
    transition: all 0.3s ease;
}

.floor-dot.active {
    background: rgba(231, 76, 60, 0.9);
    box-shadow: 0 0 10px rgba(231, 76, 60, 0.8);
    animation: floorIndicator 8s ease-in-out infinite;
}

@keyframes floorIndicator {
    0%, 10% { background: rgba(231, 76, 60, 0.9); }
    15%, 25% { background: rgba(46, 204, 113, 0.9); }
    30%, 100% { background: rgba(231, 76, 60, 0.9); }
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.1);
    z-index: 1;
    transition: background 0.3s ease;
}

.hero:hover .hero-overlay {
    background: rgba(0, 0, 0, 0.05);
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
    padding: 2rem;
    background: rgba(0, 0, 0, 0.2);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.hero-content:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.4);
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    line-height: 1.2;
    animation: fadeInUp 0.8s ease;
}

.hero-subtitle {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    opacity: 0.95;
    animation: fadeInUp 0.8s ease 0.2s both;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 0.8s ease 0.4s both;
}

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

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.875rem 2rem;
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    transition: var(--transition);
    border: 2px solid transparent;
    cursor: pointer;
    font-size: 1rem;
}

.btn-primary {
    background: var(--accent-color);
    color: white;
    position: relative;
    overflow: hidden;
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn-primary:hover::before {
    width: 300px;
    height: 300px;
}

.btn-primary:hover {
    background: #c0392b;
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-primary span {
    position: relative;
    z-index: 1;
}

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

.btn-secondary:hover {
    background: white;
    color: var(--primary-color);
    transform: translateY(-2px);
}

/* Section Styles */
section {
    padding: 5rem 0;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--text-light);
}

/* About Section */
.about {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.95) 0%, rgba(248, 249, 250, 0.95) 100%),
                url('assets/lift3.png') center/cover,
                url('https://images.unsplash.com/photo-1586023492125-27b2c045efd7?w=1920&q=80') center/cover;
    background-blend-mode: overlay, multiply;
    background-attachment: fixed;
    position: relative;
    background-size: cover, cover, cover;
}

.about::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.85);
    z-index: 0;
}

.about > .container {
    position: relative;
    z-index: 1;
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-text {
    font-size: 1.125rem;
    line-height: 1.8;
    color: #4a5568;
    font-weight: 400;
}

.about-text p {
    margin-bottom: 1.5rem;
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.stat-item {
    text-align: center;
    padding: 2rem;
    background: rgba(248, 249, 250, 0.95);
    backdrop-filter: blur(10px);
    border-radius: 10px;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    z-index: 1;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.stat-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(231, 76, 60, 0.1), transparent);
    transition: var(--transition);
}

.stat-item:hover::before {
    left: 100%;
    transition: left 0.5s ease;
}

.stat-item:hover {
    transform: translateY(-5px) scale(1.05);
    box-shadow: var(--shadow);
}

.stat-number {
    font-size: 3rem;
    font-weight: 800;
    color: var(--accent-color);
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 1rem;
    color: var(--text-light);
    font-weight: 500;
}

/* Markets Section */
.markets {
    background: linear-gradient(135deg, rgba(248, 249, 250, 0.95) 0%, rgba(240, 241, 242, 0.95) 100%),
                url('assets/lift4.png') center/cover,
                url('https://images.unsplash.com/photo-1556228578-af40d50b4c77?w=1920&q=80') center/cover;
    background-blend-mode: overlay, multiply;
    background-attachment: fixed;
    position: relative;
    background-size: cover, cover, cover;
}

.markets::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(248, 249, 250, 0.85);
    z-index: 0;
}

.markets > .container {
    position: relative;
    z-index: 1;
}

.markets-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.market-card {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    padding: 2.5rem;
    border-radius: 15px;
    box-shadow: var(--shadow);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.market-card::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg, transparent, rgba(231, 76, 60, 0.1), transparent);
    transform: rotate(45deg);
    transition: var(--transition);
    opacity: 0;
}

.market-card:hover::before {
    animation: elevatorSweep 1s ease-in-out;
    opacity: 1;
}

.market-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

@keyframes elevatorSweep {
    0% {
        top: -50%;
        left: -50%;
    }
    100% {
        top: 150%;
        left: 150%;
    }
}

.market-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    border-radius: 50%;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.market-icon img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 50%;
    transition: var(--transition);
}

.market-card:hover .market-icon {
    transform: scale(1.1);
}

.market-card:hover .market-icon img {
    transform: scale(1.05);
}

.market-icon-no-bg {
    background: transparent !important;
}

.market-icon-no-bg img {
    background: transparent;
    mix-blend-mode: multiply;
}

.market-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.market-description {
    color: var(--text-light);
    margin-bottom: 1.5rem;
    line-height: 1.7;
}

.market-features {
    list-style: none;
    padding-left: 0;
}

.market-features li {
    padding: 0.5rem 0;
    color: var(--text-light);
    position: relative;
    padding-left: 1.5rem;
}

.market-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--accent-color);
    font-weight: bold;
}

/* Services Section */
.services {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.95) 0%, rgba(248, 249, 250, 0.95) 100%),
                url('assets/lift5.jpg') center/cover,
                url('https://images.unsplash.com/photo-1555041469-a586c61ea9bc?w=1920&q=80') center/cover;
    background-blend-mode: overlay, multiply;
    background-attachment: fixed;
    position: relative;
    background-size: cover, cover, cover;
}

.services::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.85);
    z-index: 0;
}

.services > .container {
    position: relative;
    z-index: 1;
}

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

.service-card {
    background: rgba(248, 249, 250, 0.95);
    backdrop-filter: blur(10px);
    padding: 2.5rem;
    border-radius: 15px;
    text-align: center;
    transition: var(--transition);
    border: 2px solid transparent;
    position: relative;
    overflow: hidden;
    z-index: 1;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.service-card::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--accent-color), transparent);
    transform: translateX(-100%);
    transition: var(--transition);
}

.service-card:hover::after {
    transform: translateX(0);
    animation: elevatorProgress 1.5s ease-in-out;
}

.service-card:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: var(--shadow-lg);
    border-color: var(--accent-color);
}

@keyframes elevatorProgress {
    0% {
        transform: translateX(-100%);
    }
    100% {
        transform: translateX(0);
    }
}

.service-icon {
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
}

.service-icon-image {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 120px;
    height: 120px;
    margin: 0 auto 1.5rem;
    border-radius: 50%;
    overflow: hidden;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.1) 0%, rgba(118, 75, 162, 0.1) 100%);
    padding: 0;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    transition: var(--transition);
    position: relative;
}

.service-icon-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 50%;
    transition: var(--transition);
    display: block !important;
    position: absolute;
    top: 0;
    left: 0;
    z-index: 1;
    visibility: visible !important;
    opacity: 1 !important;
}

/* Fallback for Elevator Franchise if image fails to load */
.service-card:first-child .service-icon-image {
    background-image: url('https://images.unsplash.com/photo-1556228578-af40d50b4c77?w=400&h=400&fit=crop&q=80&auto=format');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

.service-card:hover .service-icon-image {
    transform: scale(1.1);
    box-shadow: 0 6px 20px rgba(102, 126, 234, 0.3);
}

.service-card:hover .service-icon-image img {
    transform: scale(1.05);
}

.service-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.service-description {
    color: var(--text-light);
    line-height: 1.7;
}

/* Features Section (Hydraulic Elevator) */
.features {
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.05) 0%, rgba(118, 75, 162, 0.05) 100%),
                url('assets/lift3.png') center/cover,
                url('https://images.unsplash.com/photo-1581539250439-c96689b516dd?w=1920&q=80') center/cover;
    background-blend-mode: overlay, multiply;
    background-attachment: fixed;
    position: relative;
    background-size: cover, cover, cover;
}

.features::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.9);
    z-index: 0;
}

.features > .container {
    position: relative;
    z-index: 1;
}

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

.feature-card {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    padding: 2.5rem;
    border-radius: 15px;
    text-align: center;
    transition: var(--transition);
    border: 2px solid transparent;
    position: relative;
    overflow: hidden;
    z-index: 1;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 5px;
    background: linear-gradient(90deg, var(--accent-color), rgba(102, 126, 234, 0.8));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.5s ease;
}

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

.feature-card:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: 0 10px 30px rgba(102, 126, 234, 0.2);
    border-color: rgba(102, 126, 234, 0.3);
}

.feature-icon {
    font-size: 4rem;
    margin-bottom: 1.5rem;
    filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.1));
    transition: var(--transition);
}

.feature-icon-image {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    height: 80px;
    transition: var(--transition);
}

.feature-icon-image img {
    max-width: 100%;
    max-height: 100%;
    width: auto;
    height: auto;
    object-fit: contain;
    border-radius: 15px;
    filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.1));
    transition: var(--transition);
}

.feature-card:hover .feature-icon {
    transform: scale(1.1) rotate(5deg);
}

.feature-card:hover .feature-icon-image img {
    transform: scale(1.1) rotate(5deg);
}

.feature-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-dark);
    position: relative;
}

.feature-title::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 3px;
    background: var(--accent-color);
    transition: var(--transition);
}

.feature-card:hover .feature-title::after {
    width: 60px;
}

.feature-description {
    color: var(--text-light);
    line-height: 1.7;
    font-size: 1rem;
}

/* Our Clients Section */
.clients {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.95) 0%, rgba(248, 249, 250, 0.95) 100%),
                url('assets/lift3.png') center/cover;
    background-blend-mode: overlay;
    background-attachment: fixed;
    position: relative;
    background-size: cover;
}

.clients::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.9);
    z-index: 0;
}

.clients > .container {
    position: relative;
    z-index: 1;
}

.clients-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2.5rem;
    max-width: 1400px;
    margin: 0 auto;
}

.client-card {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    padding: 2.5rem;
    border-radius: 20px;
    text-align: center;
    transition: var(--transition);
    border: 2px solid transparent;
    position: relative;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    cursor: pointer;
}

.client-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 5px;
    background: linear-gradient(90deg, var(--accent-color), rgba(102, 126, 234, 0.8), var(--accent-color));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.5s ease;
}

.client-card::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(231, 76, 60, 0.1) 0%, transparent 70%);
    transform: scale(0);
    transition: transform 0.6s ease;
    pointer-events: none;
}

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

.client-card:hover::after {
    transform: scale(1);
}

.client-card:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: 0 15px 40px rgba(102, 126, 234, 0.2);
    border-color: rgba(231, 76, 60, 0.3);
}

.client-logo-wrapper {
    margin-bottom: 1.5rem;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 120px;
    transition: var(--transition);
}

.client-logo {
    width: 100%;
    max-width: 200px;
    height: 100px;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.1) 0%, rgba(118, 75, 162, 0.1) 100%);
    border-radius: 15px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: 1.5rem;
    position: relative;
    overflow: hidden;
    transition: var(--transition);
    border: 2px solid rgba(231, 76, 60, 0.1);
}

.client-logo-image {
    background: rgba(255, 255, 255, 0.9);
    padding: 1rem;
    display: flex;
    justify-content: center;
    align-items: center;
}

.client-logo-img {
    max-width: 100%;
    max-height: 100%;
    width: auto;
    height: auto;
    object-fit: contain;
    transition: var(--transition);
    filter: grayscale(20%);
}

.client-card:hover .client-logo-img {
    filter: grayscale(0%);
    transform: scale(1.05);
}

.client-logo-large {
    max-width: 120% !important;
    max-height: 120% !important;
    transform: scale(1.2);
}

.client-card:hover .client-logo-large {
    transform: scale(1.25);
}

.client-logo::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(231, 76, 60, 0.2), transparent);
    transition: left 0.5s ease;
}

.client-card:hover .client-logo::before {
    left: 100%;
}

.client-card:hover .client-logo {
    transform: scale(1.05);
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.3);
    border-color: rgba(231, 76, 60, 0.3);
}

.client-logo-text {
    font-size: 1.75rem;
    font-weight: 800;
    color: var(--accent-color);
    margin-bottom: 0.25rem;
    position: relative;
    z-index: 1;
    letter-spacing: 0.5px;
}

.client-logo-subtitle {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-light);
    text-transform: uppercase;
    letter-spacing: 1px;
    position: relative;
    z-index: 1;
}

.client-name {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-dark);
    position: relative;
    transition: var(--transition);
}

.client-name::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 3px;
    background: var(--accent-color);
    transition: var(--transition);
}

.client-card:hover .client-name::after {
    width: 60px;
}

.client-card:hover .client-name {
    color: var(--accent-color);
}

.client-description {
    color: var(--text-light);
    line-height: 1.7;
    font-size: 0.95rem;
    margin-top: 1rem;
}

/* Contact Section */
.contact {
    background: linear-gradient(135deg, rgba(248, 249, 250, 0.95) 0%, rgba(240, 241, 242, 0.95) 100%),
                url('assets/lift2.webp') center/cover,
                url('https://images.unsplash.com/photo-1556228578-0d85b1a4d571?w=1920&q=80') center/cover;
    background-blend-mode: overlay, multiply;
    background-attachment: fixed;
    position: relative;
    background-size: cover, cover, cover;
}

.contact::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(248, 249, 250, 0.85);
    z-index: 0;
}

.contact > .container {
    position: relative;
    z-index: 1;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.contact-item {
    display: flex;
    gap: 1.5rem;
    align-items: flex-start;
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(5px);
    padding: 1.5rem;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    position: relative;
    z-index: 1;
}

.contact-icon {
    font-size: 2.5rem;
    flex-shrink: 0;
}

.contact-icon-whatsapp {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
}

.contact-icon-whatsapp svg {
    width: 100%;
    height: 100%;
}

.contact-icon-image {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
}

.contact-icon-img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    transition: transform 0.3s ease;
}

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

.contact-item-whatsapp .contact-icon-whatsapp svg {
    transition: transform 0.3s ease;
}

.contact-item-whatsapp:hover .contact-icon-whatsapp svg {
    transform: scale(1.1);
}

.contact-details h3 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
    color: var(--text-dark);
}

.contact-details a {
    color: var(--accent-color);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
}

.contact-details a:hover {
    text-decoration: underline;
}

.whatsapp-link {
    color: #25D366 !important;
    font-weight: 600;
}

.whatsapp-link:hover {
    color: #128C7E !important;
    text-decoration: underline;
}

.contact-details p {
    color: var(--text-light);
}

.contact-form-container {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    padding: 2.5rem;
    border-radius: 15px;
    box-shadow: var(--shadow);
    position: relative;
    z-index: 1;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

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

.form-group label {
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--text-dark);
}

.form-group input,
.form-group textarea {
    padding: 0.875rem;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-family: inherit;
    font-size: 1rem;
    transition: var(--transition);
}

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

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.form-message {
    margin-top: 1rem;
    padding: 1rem;
    border-radius: 8px;
    font-weight: 500;
    text-align: center;
    animation: fadeIn 0.3s ease;
}

.form-message.success {
    background-color: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.form-message.error {
    background-color: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Footer */
.footer {
    background: #3b3939;
    color: white;
    padding: 3rem 0 1rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
    margin-bottom: 2rem;
}


.footer-logo a {
    display: block;
    text-decoration: none;
    transition: var(--transition);
}

.footer-logo a:hover {
    opacity: 0.9;
}

.footer-logo-img {
    height: auto;
    width: 100px;
    margin-bottom: 1rem;
    display: block;
    border-radius: 10px;
}

.footer-description {
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.7;
}

.footer-title {
    font-size: 1.25rem;
    margin-bottom: 1rem;
    font-weight: 700;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 0.75rem;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: var(--transition);
}

.footer-links a:hover {
    color: white;
    padding-left: 5px;
}

.footer-social {
    margin-top: 1rem;
}

.footer-social p {
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.9rem;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.8);
}

/* Responsive Design */
@media (max-width: 968px) {
    .about-content {
        grid-template-columns: 1fr;
    }

    .contact-content {
        grid-template-columns: 1fr;
    }

    .about-stats {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* Tablet and below responsive fixes */
@media (max-width: 968px) {
    .hero-image-1,
    .hero-image-2,
    .hero-image-3 {
        background-attachment: scroll !important;
        background-position: center center !important;
        background-size: cover !important;
        image-rendering: -webkit-optimize-contrast !important;
        image-rendering: crisp-edges !important;
        filter: none !important;
        -webkit-filter: none !important;
        transform: translateZ(0) scale(1) !important;
        -webkit-transform: translateZ(0) scale(1) !important;
        animation: imageFade1 12s ease-in-out infinite, imageFade2 12s ease-in-out infinite, imageFade3 12s ease-in-out infinite !important;
    }
    
    .hero-image-1 {
        animation: imageFade1 12s ease-in-out infinite !important;
    }
    
    .hero-image-2 {
        animation: imageFade2 12s ease-in-out infinite !important;
    }
    
    .hero-image-3 {
        animation: imageFade3 12s ease-in-out infinite !important;
        background-position: center center !important;
        background-size: cover !important;
    }
}

@media (max-width: 768px) {
    .menu-toggle {
        display: flex;
    }

    .nav {
        position: fixed;
        top: 80px;
        left: -100%;
        width: 100%;
        background: var(--bg-white);
        box-shadow: var(--shadow-lg);
        transition: var(--transition);
        padding: 2rem 0;
    }

    .nav.active {
        left: 0;
    }

    .nav-list {
        flex-direction: column;
        gap: 0;
        width: 100%;
    }

    .nav-link {
        display: block;
        padding: 1rem 2rem;
        width: 100%;
        border-bottom: 1px solid var(--border-color);
    }

    .nav-link::after {
        display: none;
    }

    .menu-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }

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

    .menu-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .hero-subtitle {
        font-size: 1.125rem;
    }

    .section-title {
        font-size: 2rem;
    }

    .about-stats {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .markets-grid,
    .services-grid,
    .features-grid,
    .clients-grid {
        grid-template-columns: 1fr;
    }

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

    .btn {
        width: 100%;
        max-width: 300px;
        text-align: center;
    }

    /* Hide elevator animations on mobile for performance */
    .elevator-shaft,
    .elevator-car,
    .elevator-doors {
        display: none;
    }

    .hero {
        background: linear-gradient(135deg, rgba(102, 126, 234, 0.7) 0%, rgba(118, 75, 162, 0.7) 100%),
                    linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    }
    
    .hero-image-1,
    .hero-image-2,
    .hero-image-3 {
        background-attachment: scroll !important;
        background-position: center center !important;
        background-size: cover !important;
        image-rendering: -webkit-optimize-contrast !important;
        image-rendering: crisp-edges !important;
        -webkit-font-smoothing: antialiased;
        -moz-osx-font-smoothing: grayscale;
        filter: none !important;
        -webkit-filter: none !important;
        top: 0 !important;
        left: 0 !important;
        right: 0 !important;
        bottom: 0 !important;
        width: 100% !important;
        height: 100% !important;
        transform: translateZ(0) scale(1) !important;
        -webkit-transform: translateZ(0) scale(1) !important;
        animation: imageFade1 12s ease-in-out infinite, imageFade2 12s ease-in-out infinite, imageFade3 12s ease-in-out infinite !important;
    }
    
    .hero-image-1 {
        animation: imageFade1 12s ease-in-out infinite !important;
    }
    
    .hero-image-2 {
        animation: imageFade2 12s ease-in-out infinite !important;
    }
    
    .hero-image-3 {
        background-position: center center !important;
        background-size: cover !important;
        background-repeat: no-repeat !important;
        animation: imageFade3 12s ease-in-out infinite !important;
        transform: translateZ(0) scale(1) !important;
        -webkit-transform: translateZ(0) scale(1) !important;
    }
    
    .hero-overlay {
        background: rgba(0, 0, 0, 0.05) !important;
    }
    
    .hero-content {
        backdrop-filter: blur(2px) !important;
        -webkit-backdrop-filter: blur(2px) !important;
        background: rgba(0, 0, 0, 0.15) !important;
    }
    
    .hero::before,
    .hero::after {
        animation-duration: 6s;
    }
    
    .about,
    .markets,
    .services,
    .clients,
    .contact {
        background-attachment: scroll;
    }

    .logo {
        padding: 0.4rem;
        /* background: rgba(255, 255, 255, 1); */
    }

    .logo-img {
        height: 55px;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 1rem;
    }
    
    .hero-image-1,
    .hero-image-2,
    .hero-image-3 {
        background-attachment: scroll !important;
        background-position: center center !important;
        background-size: cover !important;
        image-rendering: -webkit-optimize-contrast !important;
        image-rendering: crisp-edges !important;
        filter: none !important;
        -webkit-filter: none !important;
        -webkit-transform: translate3d(0, 0, 0) scale(1) !important;
        transform: translate3d(0, 0, 0) scale(1) !important;
        top: 0 !important;
        left: 0 !important;
        right: 0 !important;
        bottom: 0 !important;
        width: 100% !important;
        height: 100% !important;
        animation: imageFade1 12s ease-in-out infinite, imageFade2 12s ease-in-out infinite, imageFade3 12s ease-in-out infinite !important;
    }
    
    .hero-image-1 {
        animation: imageFade1 12s ease-in-out infinite !important;
    }
    
    .hero-image-2 {
        animation: imageFade2 12s ease-in-out infinite !important;
    }
    
    .hero-image-3 {
        background-position: center center !important;
        background-size: cover !important;
        background-repeat: no-repeat !important;
        animation: imageFade3 12s ease-in-out infinite !important;
        transform: translate3d(0, 0, 0) scale(1) !important;
        -webkit-transform: translate3d(0, 0, 0) scale(1) !important;
    }
    
    .hero-overlay {
        background: rgba(0, 0, 0, 0.03) !important;
    }
    
    .hero-content {
        backdrop-filter: blur(1px) !important;
        -webkit-backdrop-filter: blur(1px) !important;
        background: rgba(0, 0, 0, 0.1) !important;
    }

    section {
        padding: 3rem 0;
    }

    .section-header {
        margin-bottom: 2rem;
    }

    .section-title {
        font-size: 1.75rem;
    }

    .market-card,
    .service-card,
    .feature-card,
    .client-card {
        padding: 1.5rem;
    }
    
    .client-logo-wrapper {
        height: 100px;
    }
    
    .client-logo {
        height: 80px;
        padding: 1rem;
        max-width: 180px;
    }
    
    .client-logo-image {
        padding: 0.75rem;
    }
    
    .client-logo-img {
        max-height: 70px;
    }
    
    .client-logo-large {
        max-height: 85px !important;
        transform: scale(1.15);
    }
    
    .client-card:hover .client-logo-large {
        transform: scale(1.2);
    }
    
    .client-logo-text {
        font-size: 1.5rem;
    }
    
    .client-logo-subtitle {
        font-size: 0.75rem;
    }
    
    .client-name {
        font-size: 1.25rem;
    }
    
    .clients {
        background-attachment: scroll;
    }
    
    .features {
        background-attachment: scroll;
    }

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

    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .logo-img {
        height: 50px;
    }

    .footer-logo-img {
        /* height: 60px; */
        width: 100px;
    }
}

/* Smooth Scroll */
@media (prefers-reduced-motion: no-preference) {
    html {
        scroll-behavior: smooth;
    }
}