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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: #333;
    overflow-x: hidden;
}

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

/* Loading Screen */
#loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    transition: opacity 0.5s ease;
}

.loader {
    text-align: center;
    color: white;
}

.truck-loader {
    position: relative;
    width: 80px;
    height: 40px;
    margin: 0 auto 20px;
}

.truck-body {
    width: 60px;
    height: 25px;
    background: #fff;
    border-radius: 5px;
    position: relative;
    animation: drive 2s infinite linear;
}

.truck-body::before {
    content: '';
    position: absolute;
    top: -8px;
    left: 35px;
    width: 20px;
    height: 15px;
    background: #fff;
    border-radius: 3px;
}

.truck-wheel {
    position: absolute;
    width: 12px;
    height: 12px;
    background: #333;
    border-radius: 50%;
    bottom: -6px;
    animation: rotate 0.5s infinite linear;
}

.wheel-1 {
    left: 8px;
}

.wheel-2 {
    right: 8px;
}

@keyframes drive {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-3px); }
}

@keyframes rotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    transition: all 0.3s ease;
    padding: 15px 0;
}

.navbar.scrolled {
    padding: 10px 0;
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo {
    display: flex;
    align-items: center;
    font-size: 24px;
    font-weight: 700;
    color: #2563eb;
}

.nav-logo i {
    margin-right: 10px;
    font-size: 28px;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 30px;
}

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

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: #2563eb;
    transition: width 0.3s ease;
}

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

.nav-link:hover,
.nav-link.active {
    color: #2563eb;
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: #333;
    margin: 3px 0;
    transition: 0.3s;
}

/* Hero Section */
.hero {
    height: 100vh;
    position: relative;
    display: flex;
    align-items: center;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #2563eb 0%, #7c3aed 50%, #dc2626 100%);
}

.gradient-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, rgba(37, 99, 235, 0.9), rgba(124, 58, 237, 0.8), rgba(220, 38, 38, 0.7));
}

.animated-shapes {
    position: absolute;
    width: 100%;
    height: 100%;
}

.shape {
    position: absolute;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    animation: float 6s ease-in-out infinite;
}

.shape-1 {
    width: 100px;
    height: 100px;
    top: 20%;
    left: 10%;
    animation-delay: 0s;
}

.shape-2 {
    width: 150px;
    height: 150px;
    top: 60%;
    right: 10%;
    animation-delay: 2s;
}

.shape-3 {
    width: 80px;
    height: 80px;
    bottom: 20%;
    left: 20%;
    animation-delay: 4s;
}

.shape-4 {
    width: 120px;
    height: 120px;
    top: 30%;
    right: 30%;
    animation-delay: 1s;
}

@keyframes float {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(180deg); }
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.hero-text {
    color: white;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 20px;
    line-height: 1.2;
}

.text-highlight {
    background: linear-gradient(45deg, #fbbf24, #f59e0b);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.2rem;
    margin-bottom: 30px;
    opacity: 0.9;
    line-height: 1.8;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    margin-bottom: 40px;
}

.btn {
    padding: 15px 30px;
    border: none;
    border-radius: 50px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
}

.btn-primary {
    background: linear-gradient(45deg, #2563eb, #7c3aed);
    color: white;
    box-shadow: 0 5px 20px rgba(37, 99, 235, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(37, 99, 235, 0.4);
}

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

.btn-secondary:hover {
    background: white;
    color: #2563eb;
    transform: translateY(-2px);
}

.hero-stats {
    display: flex;
    gap: 40px;
}

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 2rem;
    font-weight: 700;
    color: #fbbf24;
}

.stat-label {
    font-size: 0.9rem;
    opacity: 0.8;
}

.hero-image {
    display: flex;
    justify-content: center;
    align-items: center;
}

.phone-mockup {
    position: relative;
    transform: perspective(1000px) rotateY(-15deg) rotateX(5deg);
    animation: phoneFloat 3s ease-in-out infinite;
}

@keyframes phoneFloat {
    0%, 100% { transform: perspective(1000px) rotateY(-15deg) rotateX(5deg) translateY(0px); }
    50% { transform: perspective(1000px) rotateY(-15deg) rotateX(5deg) translateY(-10px); }
}

.phone-frame {
    width: 280px;
    height: 560px;
    background: #1a1a1a;
    border-radius: 30px;
    padding: 20px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    position: relative;
}

.phone-frame::before {
    content: '';
    position: absolute;
    top: 10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: #333;
    border-radius: 2px;
}

.phone-screen {
    width: 100%;
    height: 100%;
    background: #000;
    border-radius: 20px;
    overflow: hidden;
    position: relative;
}

.phone-screenshot {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 20px;
}

.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    color: white;
    text-align: center;
    animation: bounce 2s infinite;
}

.mouse {
    width: 25px;
    height: 40px;
    border: 2px solid white;
    border-radius: 15px;
    margin: 0 auto 10px;
    position: relative;
}

.wheel {
    width: 3px;
    height: 10px;
    background: white;
    margin: 8px auto;
    border-radius: 2px;
    animation: scroll 1.5s infinite;
}

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

@keyframes scroll {
    0% { opacity: 1; transform: translateY(0); }
    100% { opacity: 0; transform: translateY(10px); }
}

/* Features Section */
.features {
    padding: 140px 0;
    background: linear-gradient(135deg, 
        #0f0f23 0%, 
        #1a1a2e 25%, 
        #16213e 50%, 
        #1a1a2e 75%, 
        #0f0f23 100%);
    position: relative;
    overflow: hidden;
}

.features::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        radial-gradient(circle at 20% 20%, rgba(102, 126, 234, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(118, 75, 162, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 40% 60%, rgba(240, 147, 251, 0.05) 0%, transparent 50%);
    animation: floatingParticles 20s ease-in-out infinite;
}

.features::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        linear-gradient(45deg, transparent 30%, rgba(102, 126, 234, 0.03) 50%, transparent 70%),
        linear-gradient(-45deg, transparent 30%, rgba(118, 75, 162, 0.03) 50%, transparent 70%);
    animation: shimmer 8s ease-in-out infinite;
}

@keyframes floatingParticles {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    33% { transform: translateY(-20px) rotate(120deg); }
    66% { transform: translateY(10px) rotate(240deg); }
}

@keyframes shimmer {
    0%, 100% { opacity: 0.5; }
    50% { opacity: 1; }
}

.section-header {
    text-align: center;
    margin-bottom: 120px;
    position: relative;
    padding: 40px 0;
}

.section-header::before {
    content: '';
    position: absolute;
    top: -30px;
    left: 50%;
    transform: translateX(-50%);
    width: 120px;
    height: 6px;
    background: linear-gradient(90deg, 
        #667eea 0%, 
        #764ba2 25%, 
        #f093fb 50%, 
        #f5576c 75%, 
        #4facfe 100%);
    border-radius: 3px;
    background-size: 300% 300%;
    animation: gradientShift 4s ease infinite;
}

.section-header h2 {
    font-size: 4rem;
    margin-bottom: 30px;
    background: linear-gradient(135deg, 
        #667eea 0%, 
        #764ba2 25%, 
        #f093fb 50%, 
        #f5576c 75%, 
        #4facfe 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 900;
    letter-spacing: -0.02em;
    text-transform: uppercase;
    position: relative;
    background-size: 300% 300%;
    animation: gradientShift 6s ease infinite;
}

.section-header h2::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 200px;
    height: 2px;
    background: linear-gradient(90deg, 
        rgba(102, 126, 234, 0.5) 0%, 
        rgba(118, 75, 162, 0.8) 50%, 
        rgba(102, 126, 234, 0.5) 100%);
    border-radius: 1px;
}

.section-header p {
    font-size: 1.4rem;
    color: #94a3b8;
    max-width: 800px;
    margin: 0 auto;
    line-height: 1.8;
    font-weight: 500;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

/* Screen Descriptions Section */
.screen-descriptions {
    display: flex;
    justify-content: center;
    align-items: flex-start;
    gap: 100px;
    margin: 60px 0 80px 0;
    padding: 40px 0;
}

.description-item {
    text-align: center;
    max-width: 400px;
    padding: 30px;
    background: rgba(15, 15, 35, 0.95);
    backdrop-filter: blur(15px);
    border-radius: 25px;
    border: 2px solid rgba(102, 126, 234, 0.3);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.5);
    transition: all 0.4s ease;
}

.description-item:hover {
    transform: translateY(-10px);
    border-color: rgba(102, 126, 234, 0.6);
    box-shadow: 0 25px 60px rgba(102, 126, 234, 0.3);
}

.features-grid {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 120px;
    padding: 60px 0;
    flex-wrap: wrap;
    margin-top: 40px;
}

.feature-card {
    background: transparent;
    border-radius: 30px;
    padding: 20px;
    transition: all 0.6s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
    transform-style: preserve-3d;
    cursor: pointer;
    width: auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    overflow: visible;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: linear-gradient(45deg, 
        #667eea 0%, 
        #764ba2 25%, 
        #f093fb 50%, 
        #f5576c 75%, 
        #4facfe 100%);
    border-radius: 32px;
    z-index: -2;
    background-size: 300% 300%;
    animation: gradientShift 6s ease infinite;
}

.feature-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(145deg, 
        rgba(26, 26, 46, 0.95) 0%, 
        rgba(22, 33, 62, 0.95) 100%);
    border-radius: 30px;
    z-index: -1;
    backdrop-filter: blur(20px);
}

.feature-card:hover {
    transform: translateY(-10px) scale(1.05);
    box-shadow: 
        0 25px 50px rgba(102, 126, 234, 0.3),
        0 15px 30px rgba(118, 75, 162, 0.2),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

@keyframes gradientShift {
    0%, 100% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
}

/* Screen Title Styles */
.screen-title {
    font-size: 32px;
    font-weight: 800;
    color: #fff;
    margin: 0 0 15px 0;
    text-align: center;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 50%, #f093fb 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: 0 4px 20px rgba(102, 126, 234, 0.4);
    letter-spacing: 1px;
    text-transform: uppercase;
    position: relative;
}

.screen-title::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 3px;
    background: linear-gradient(90deg, #667eea, #764ba2);
    border-radius: 2px;
}

.screen-description {
    font-size: 16px;
    color: #94a3b8;
    text-align: center;
    margin: 0 0 50px 0;
    line-height: 1.6;
    font-weight: 500;
    max-width: 350px;
    z-index: 10;
    position: relative;
    background: rgba(15, 15, 35, 0.95);
    backdrop-filter: blur(15px);
    padding: 20px 25px;
    border-radius: 20px;
    border: 2px solid rgba(102, 126, 234, 0.3);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

.feature-preview {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 10px;
    width: 100%;
}

.feature-header {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    background: linear-gradient(135deg, #2563eb 0%, #7c3aed 50%, #dc2626 100%);
    color: white;
    padding: 15px 20px;
    border-radius: 30px 30px 0 0;
    font-weight: 600;
    font-size: 0.9rem;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    z-index: 3;
}

.feature-card:nth-child(1) .feature-header {
    background: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%);
}

.feature-card:nth-child(2) .feature-header {
    background: linear-gradient(135deg, #7c3aed 0%, #6d28d9 100%);
}

.feature-card:nth-child(3) .feature-header {
    background: linear-gradient(135deg, #dc2626 0%, #b91c1c 100%);
}

.feature-card::before {
    display: none;
}

.feature-card::after {
    display: none;
}

.feature-card:hover {
    transform: none;
    box-shadow: none;
}

.feature-card:hover::after {
    opacity: 0;
}

.feature-card:nth-child(1):hover {
    transform: none;
}

.feature-card:nth-child(2):hover {
    transform: none;
}

.feature-card:nth-child(3):hover {
    transform: none;
}

.feature-icon {
    width: 100px;
    height: 100px;
    background: linear-gradient(135deg, #2563eb 0%, #7c3aed 50%, #dc2626 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 60px auto 30px;
    font-size: 2.5rem;
    color: white;
    position: relative;
    z-index: 2;
    transition: all 0.4s ease;
    box-shadow: 0 10px 30px rgba(37, 99, 235, 0.3);
}

.feature-icon::before {
    content: '';
    position: absolute;
    top: -10px;
    left: -10px;
    right: -10px;
    bottom: -10px;
    background: linear-gradient(135deg, #2563eb 0%, #7c3aed 50%, #dc2626 100%);
    border-radius: 50%;
    opacity: 0;
    transition: all 0.4s ease;
    z-index: -1;
    filter: blur(20px);
}

.feature-card:hover .feature-icon {
    transform: scale(1.1) rotateY(360deg);
    box-shadow: 0 15px 40px rgba(37, 99, 235, 0.4);
}

.feature-card:hover .feature-icon::before {
    opacity: 0.6;
}

.feature-card h3 {
    font-size: 1.8rem;
    margin-bottom: 20px;
    color: #1e293b;
    font-weight: 700;
    position: relative;
    z-index: 2;
    background: linear-gradient(135deg, #2563eb 0%, #7c3aed 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    transition: all 0.3s ease;
}

.feature-card p {
    color: #64748b;
    margin-bottom: 30px;
    font-size: 1.1rem;
    line-height: 1.7;
    position: relative;
    z-index: 2;
    transition: color 0.3s ease;
}

.feature-card:hover p {
    color: #475569;
}

.feature-preview {
    margin-top: 20px;
    border-radius: 20px;
    overflow: visible;
    height: 250px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    z-index: 2;
    transition: all 0.4s ease;
    background: none;
    box-shadow: none;
}

.feature-phone-mockup {
    position: relative;
    transform: perspective(1000px) rotateY(0deg) rotateX(0deg);
    animation: none;
    transition: all 0.4s ease;
    z-index: 1;
}

.feature-card:nth-child(1) .feature-phone-mockup {
    transform: perspective(1000px) rotateY(0deg) rotateX(0deg);
}

.feature-card:nth-child(2) .feature-phone-mockup {
    transform: perspective(1000px) rotateY(0deg) rotateX(0deg);
}

.feature-card:nth-child(3) .feature-phone-mockup {
    transform: perspective(1000px) rotateY(0deg) rotateX(0deg);
}

.feature-card:hover .feature-phone-mockup {
    transform: perspective(1000px) rotateY(0deg) rotateX(0deg) scale(1.02);
}

@keyframes featurePhoneFloat {
    0%, 100% { transform: perspective(1000px) rotateY(0deg) rotateX(5deg) translateY(0px); }
    50% { transform: perspective(1000px) rotateY(0deg) rotateX(5deg) translateY(-8px); }
}

.feature-phone-frame {
    width: 300px;
    height: 600px;
    background: linear-gradient(145deg, 
        #1a1a1a 0%, 
        #2d2d2d 30%, 
        #3a3a3a 70%, 
        #2d2d2d 100%);
    border-radius: 35px;
    padding: 15px;
    box-shadow: 
        0 25px 50px rgba(0, 0, 0, 0.4),
        0 15px 30px rgba(102, 126, 234, 0.2),
        inset 0 2px 4px rgba(255, 255, 255, 0.1),
        inset 0 -2px 4px rgba(0, 0, 0, 0.3);
    position: relative;
    transition: all 0.5s ease;
    z-index: 1;
}

.feature-phone-frame::before {
    content: '';
    position: absolute;
    top: 10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 8px;
    background: linear-gradient(90deg, #333, #555, #333);
    border-radius: 4px;
    box-shadow: inset 0 1px 2px rgba(0, 0, 0, 0.5);
}

.feature-phone-screen {
    width: 100%;
    height: 100%;
    background: #000;
    border-radius: 25px;
    overflow: hidden;
    position: relative;
    box-shadow: 
        inset 0 0 15px rgba(0, 0, 0, 0.8),
        0 0 15px rgba(102, 126, 234, 0.2);
}

.feature-phone-screenshot {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: all 0.4s ease;
}

.feature-card:hover .feature-phone-screenshot {
    transform: scale(1.02);
    filter: brightness(1.1) saturate(1.2);
}

.feature-card:hover .feature-phone-mockup {
    transform: scale(1.02);
}

.feature-card:hover .feature-phone-frame {
    box-shadow: 
        0 35px 70px rgba(37, 99, 235, 0.3),
        inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

.feature-highlights {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 20px;
    position: relative;
    z-index: 2;
}

.highlight-badge {
    background: linear-gradient(135deg, #2563eb 0%, #7c3aed 100%);
    color: white;
    padding: 6px 12px;
    border-radius: 15px;
    font-size: 0.8rem;
    font-weight: 600;
    box-shadow: 0 3px 12px rgba(37, 99, 235, 0.3);
    transition: all 0.3s ease;
    cursor: pointer;
}

.highlight-badge:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 15px rgba(37, 99, 235, 0.4);
}

.feature-card:nth-child(1) .highlight-badge {
    background: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%);
}

.feature-card:nth-child(2) .highlight-badge {
    background: linear-gradient(135deg, #7c3aed 0%, #6d28d9 100%);
}

.feature-card:nth-child(3) .highlight-badge {
    background: linear-gradient(135deg, #dc2626 0%, #b91c1c 100%);
}

/* Gallery Section */
.gallery {
    padding: 100px 0;
    background: #fff;
}

.gallery-filters {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-bottom: 50px;
}

.filter-btn {
    padding: 12px 25px;
    border: 2px solid #2563eb;
    background: transparent;
    color: #2563eb;
    border-radius: 25px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-weight: 500;
}

.filter-btn.active,
.filter-btn:hover {
    background: #2563eb;
    color: white;
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
}

.gallery-item {
    position: relative;
    border-radius: 15px;
    overflow: hidden;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
}

.gallery-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.2);
}

.gallery-item img {
    width: 100%;
    height: 250px;
    object-fit: cover;
    transition: transform 0.3s ease;
}

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

.gallery-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, rgba(37, 99, 235, 0.8), rgba(124, 58, 237, 0.8));
    opacity: 0;
    transition: opacity 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.2rem;
    font-weight: 600;
}

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

/* About Section */
.about {
    padding: 100px 0;
    background: linear-gradient(135deg, #2563eb 0%, #7c3aed 50%, #dc2626 100%);
    color: white;
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-text h2 {
    font-size: 2.5rem;
    margin-bottom: 20px;
}

.about-description {
    font-size: 1.1rem;
    margin-bottom: 30px;
    opacity: 0.9;
    line-height: 1.8;
}

.about-features {
    margin-bottom: 30px;
}

.about-feature {
    display: flex;
    align-items: center;
    margin-bottom: 15px;
    font-size: 1.1rem;
}

.about-feature i {
    color: #fbbf24;
    margin-right: 15px;
    font-size: 1.2rem;
}

.image-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
}

.image-grid img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    transition: transform 0.3s ease;
}

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

/* Contact Section */
.contact {
    padding: 100px 0;
    background: #f8f9fa;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
}

.contact-item {
    display: flex;
    align-items: center;
    margin-bottom: 30px;
}

.contact-item i {
    width: 50px;
    height: 50px;
    background: linear-gradient(45deg, #2563eb, #7c3aed);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 20px;
    font-size: 1.2rem;
}

.contact-item h4 {
    font-size: 1.2rem;
    margin-bottom: 5px;
    color: #333;
}

.contact-item p {
    color: #666;
}

.contact-form {
    background: white;
    padding: 40px;
    border-radius: 20px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
}

.form-group {
    margin-bottom: 20px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 15px;
    border: 2px solid #e9ecef;
    border-radius: 10px;
    font-size: 16px;
    transition: border-color 0.3s ease;
    font-family: 'Poppins', sans-serif;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #2563eb;
}

.form-group:first-child {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
}

/* Footer */
.footer {
    background: #1a1a1a;
    color: white;
    padding: 60px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-logo {
    display: flex;
    align-items: center;
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 20px;
}

.footer-logo i {
    color: #2563eb;
    margin-right: 10px;
}

.footer-section p {
    margin-bottom: 20px;
    opacity: 0.8;
}

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

.social-links a {
    width: 40px;
    height: 40px;
    background: #2563eb;
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    transition: transform 0.3s ease;
}

.social-links a:hover {
    transform: translateY(-3px);
}

.footer-section h4 {
    margin-bottom: 20px;
    color: #2563eb;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 10px;
}

.footer-section ul li a {
    color: #ccc;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section ul li a:hover {
    color: #2563eb;
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid #333;
    opacity: 0.6;
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    z-index: 9999;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.9);
}

.modal-content {
    display: block;
    max-width: 90%;
    max-height: 90%;
    margin: auto;
    margin-top: 5%;
    border-radius: 10px;
}

.close {
    position: absolute;
    top: 20px;
    right: 35px;
    color: white;
    font-size: 40px;
    font-weight: bold;
    cursor: pointer;
    transition: color 0.3s ease;
}

.close:hover {
    color: #2563eb;
}

.modal-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(255, 255, 255, 0.2);
    color: white;
    border: none;
    font-size: 24px;
    padding: 10px 15px;
    cursor: pointer;
    border-radius: 5px;
    transition: background 0.3s ease;
}

.modal-nav:hover {
    background: rgba(255, 255, 255, 0.4);
}

.prev {
    left: 20px;
}

.next {
    right: 20px;
}

.modal-caption {
    text-align: center;
    color: white;
    margin-top: 20px;
    font-size: 18px;
}

/* Screen Title Styles */
.screen-title {
    font-size: 24px;
    font-weight: 700;
    color: #fff;
    margin: 0 0 20px 0;
    text-align: center;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: 0 2px 10px rgba(102, 126, 234, 0.3);
}

/* Info Button Styles - Hidden */
.info-btn {
    display: none;
}

/* Feature Modal Styles */
.feature-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    z-index: 1000;
    backdrop-filter: blur(10px);
}

.feature-modal-content {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: linear-gradient(145deg, #1a1a2e 0%, #16213e 100%);
    padding: 40px;
    border-radius: 20px;
    max-width: 600px;
    width: 90%;
    max-height: 80vh;
    overflow-y: auto;
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.5);
}

.feature-modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
    border-bottom: 2px solid rgba(102, 126, 234, 0.3);
    padding-bottom: 15px;
}

.feature-modal-title {
    color: #fff;
    font-size: 28px;
    font-weight: 700;
    margin: 0;
}

.modal-close-btn {
    background: none;
    border: none;
    color: #fff;
    font-size: 24px;
    cursor: pointer;
    padding: 5px 10px;
    border-radius: 50%;
    transition: background 0.3s ease;
}

.modal-close-btn:hover {
    background: rgba(255, 255, 255, 0.1);
}

.feature-modal-body {
    color: #e0e0e0;
    line-height: 1.6;
}

.feature-highlight {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    padding: 20px;
    border-radius: 15px;
    margin: 20px 0;
}

.feature-highlight h4 {
    color: #fff;
    margin: 0 0 10px 0;
    font-size: 18px;
}

.feature-highlight p {
    color: #f0f0f0;
    margin: 0;
}

.feature-list {
    list-style: none;
    padding: 0;
    margin: 20px 0;
}

.feature-list li {
    padding: 10px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    position: relative;
    padding-left: 30px;
}

.feature-list li:before {
    content: '✓';
    position: absolute;
    left: 0;
    color: #667eea;
    font-weight: bold;
    font-size: 16px;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero-content {
        flex-direction: column;
        text-align: center;
    }
    
    .hero-text {
        margin-right: 0;
        margin-bottom: 40px;
    }
    
    .screen-descriptions {
        flex-direction: column;
        gap: 40px;
        margin: 40px 0;
    }
    
    .description-item {
        max-width: 350px;
        padding: 25px;
    }
    
    .features-grid {
        flex-direction: column;
        gap: 80px;
    }
    
    .feature-card {
        width: 320px;
    }
    
    .feature-phone-frame {
        width: 250px;
        height: 500px;
    }
    
    .screen-title {
        font-size: 26px;
    }
    
    .screen-description {
        font-size: 14px;
        max-width: 300px;
    }
    
    .info-btn {
        width: 35px;
        height: 35px;
        font-size: 14px;
    }
    
    .feature-modal-content {
        padding: 25px;
        margin: 20px;
    }
    
    .feature-modal-title {
        font-size: 22px;
    }
}
@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background: white;
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 27px rgba(0, 0, 0, 0.05);
        padding: 20px 0;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 30px;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-buttons {
        justify-content: center;
        flex-wrap: wrap;
    }
    
    .hero-stats {
        justify-content: center;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .about-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .gallery-filters {
        flex-wrap: wrap;
        gap: 10px;
    }
    
    .section-header h2 {
        font-size: 2rem;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .phone-frame {
        width: 220px;
        height: 440px;
    }
    
    .btn {
        padding: 12px 25px;
        font-size: 14px;
    }
    
    .feature-card {
        padding: 30px 20px;
    }
}

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

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

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

.fade-in-up {
    animation: fadeInUp 0.6s ease forwards;
}

.fade-in-left {
    animation: fadeInLeft 0.6s ease forwards;
}

.fade-in-right {
    animation: fadeInRight 0.6s ease forwards;
}

/* Scroll animations */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
}

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