/* ==========================================
   DANIEB DESIGNS - FUTURISTIC WEBSITE STYLES
   ========================================== */

/* ==========================================
   GLOBAL RESET & BASE STYLES
   ========================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Primary Colors */
    --primary-blue: #0066cc;
    --dark-blue: #003d7a;
    --light-blue: #3399ff;
    --accent-blue: #00b4ff;
    
    /* Neutral Colors */
    --black: #0a0a0a;
    --dark-gray: #1a1a1a;
    --medium-gray: #333;
    --light-gray: #f5f5f5;
    --white: #ffffff;
    
    /* Accent Colors */
    --cyan: #00d4ff;
    --electric-blue: #0099ff;
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, var(--primary-blue) 0%, var(--dark-blue) 100%);
    --gradient-overlay: linear-gradient(135deg, rgba(0, 102, 204, 0.9) 0%, rgba(0, 61, 122, 0.9) 100%);
    --gradient-card: linear-gradient(135deg, rgba(255, 255, 255, 0.05) 0%, rgba(255, 255, 255, 0.02) 100%);
    
    /* Shadows */
    --shadow-sm: 0 2px 10px rgba(0, 102, 204, 0.1);
    --shadow-md: 0 4px 20px rgba(0, 102, 204, 0.15);
    --shadow-lg: 0 10px 40px rgba(0, 102, 204, 0.2);
    --shadow-glow: 0 0 30px rgba(0, 180, 255, 0.3);
    
    /* Fonts */
    --font-primary: 'Inter', sans-serif;
    --font-heading: 'Orbitron', sans-serif;
    
    /* Transitions */
    --transition-fast: 0.3s ease;
    --transition-medium: 0.5s ease;
}

body {
    font-family: var(--font-primary);
    line-height: 1.6;
    color: var(--medium-gray);
    background-color: var(--white);
    overflow-x: hidden;
    position: relative;
}

/* Logo Background on All Pages */
body::before {
    content: '';
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 60%;
    height: 60%;
    background-image: url('../images/logo.png');
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center;
    opacity: 0.02;
    z-index: -1;
    pointer-events: none;
}

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

.section-padding {
    padding: 80px 0;
}

/* ==========================================
   NAVIGATION
   ========================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: rgba(10, 10, 10, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    transition: var(--transition-fast);
    box-shadow: 0 2px 20px rgba(0, 102, 204, 0.2);
}

.navbar.scrolled {
    background: rgba(10, 10, 10, 0.98);
    box-shadow: 0 4px 30px rgba(0, 102, 204, 0.3);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
}

.logo img {
    height: 50px;
    width: auto;
    transition: var(--transition-fast);
}

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

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

.nav-menu a {
    color: var(--white);
    text-decoration: none;
    font-weight: 500;
    font-size: 15px;
    text-transform: uppercase;
    letter-spacing: 1px;
    padding: 8px 0;
    position: relative;
    transition: var(--transition-fast);
}

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

.nav-menu a:hover,
.nav-menu a.active {
    color: var(--accent-blue);
}

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

.cart-link {
    position: relative;
    padding: 8px 12px !important;
    background: var(--gradient-primary);
    border-radius: 50px;
}

.cart-count {
    position: absolute;
    top: -5px;
    right: -5px;
    background: #ff3333;
    color: white;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 11px;
    font-weight: bold;
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 5px;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--white);
    transition: var(--transition-fast);
}

/* ==========================================
   HERO SECTION
   ========================================== */
.hero {
    height: 100vh;
    background: linear-gradient(135deg, rgba(0, 61, 122, 0.9) 0%, rgba(0, 102, 204, 0.85) 100%),
                url('../images/render-2.jpg') center/cover;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--white);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 50%, rgba(0, 180, 255, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(0, 102, 204, 0.1) 0%, transparent 50%);
    animation: pulse 8s ease-in-out infinite;
}

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

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 900px;
    padding: 20px;
}

.hero-title {
    font-family: var(--font-heading);
    font-size: 60px;
    font-weight: 900;
    margin-bottom: 20px;
    text-transform: uppercase;
    letter-spacing: 3px;
    text-shadow: 0 0 30px rgba(0, 180, 255, 0.5);
}

.hero-subtitle {
    font-size: 22px;
    margin-bottom: 40px;
    font-weight: 300;
    letter-spacing: 1px;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

/* Animations */
.animate-fade-in {
    animation: fadeIn 1s ease-out;
}

.animate-fade-in-delay {
    animation: fadeIn 1s ease-out 0.3s backwards;
}

.animate-fade-in-delay-2 {
    animation: fadeIn 1s ease-out 0.6s backwards;
}

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

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

.scroll-indicator i {
    font-size: 30px;
    color: var(--white);
}

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

/* ==========================================
   BUTTONS
   ========================================== */
.btn {
    display: inline-block;
    padding: 15px 40px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    font-size: 16px;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: var(--transition-fast);
    border: none;
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

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

.btn-primary {
    background: var(--gradient-primary);
    color: var(--white);
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    box-shadow: var(--shadow-glow);
    transform: translateY(-3px);
}

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

.btn-secondary:hover {
    background: var(--white);
    color: var(--primary-blue);
    transform: translateY(-3px);
}

.btn-block {
    width: 100%;
    text-align: center;
}

/* ==========================================
   SECTION HEADERS
   ========================================== */
.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-title {
    font-family: var(--font-heading);
    font-size: 42px;
    font-weight: 700;
    color: var(--dark-blue);
    margin-bottom: 15px;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.title-underline {
    width: 80px;
    height: 4px;
    background: var(--gradient-primary);
    margin: 0 auto 20px;
    border-radius: 2px;
}

.section-description {
    font-size: 18px;
    color: var(--medium-gray);
    max-width: 700px;
    margin: 0 auto;
}

/* ==========================================
   PAGE HEADER
   ========================================== */
.page-header {
    height: 50vh;
    background: var(--gradient-overlay), url('../images/construction-2.jpg') center/cover;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--white);
    margin-top: 80px;
    position: relative;
}

.page-header h1 {
    font-family: var(--font-heading);
    font-size: 48px;
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: 3px;
    margin-bottom: 15px;
}

.page-header p {
    font-size: 20px;
    font-weight: 300;
}

/* ==========================================
   ABOUT SECTION
   ========================================== */
.about-section {
    background: var(--light-gray);
}

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

.about-text h3 {
    font-size: 32px;
    color: var(--dark-blue);
    margin-bottom: 20px;
}

.about-text p {
    margin-bottom: 20px;
    line-height: 1.8;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    margin-top: 40px;
}

.stat-item {
    text-align: center;
    padding: 20px;
    background: var(--white);
    border-radius: 10px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-fast);
}

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

.stat-item h4 {
    font-size: 36px;
    color: var(--primary-blue);
    font-weight: 900;
    margin-bottom: 10px;
}

.stat-item p {
    font-size: 14px;
    color: var(--medium-gray);
}

.about-image {
    position: relative;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.about-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-medium);
}

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

/* ==========================================
   MISSION, VISION, VALUES
   ========================================== */
.mvv-section {
    background: var(--white);
    color: var(--medium-gray);
    position: relative;
    overflow: hidden;
    padding: 80px 0;
}

.mvv-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 10% 20%, rgba(0, 180, 255, 0.03) 0%, transparent 50%),
        radial-gradient(circle at 90% 80%, rgba(0, 102, 204, 0.03) 0%, transparent 50%);
}

.mvv-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
    position: relative;
    z-index: 2;
}

.mvv-card {
    background: var(--white);
    padding: 40px;
    border-radius: 15px;
    border: 2px solid #e0e0e0;
    transition: var(--transition-fast);
    box-shadow: var(--shadow-sm);
}

.mvv-card:hover {
    transform: translateY(-10px);
    border-color: var(--primary-blue);
    box-shadow: var(--shadow-lg);
}

.mvv-icon {
    width: 80px;
    height: 80px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 25px;
    box-shadow: var(--shadow-md);
}

.mvv-icon i {
    font-size: 36px;
    color: var(--white);
}

.mvv-card h3 {
    font-family: var(--font-heading);
    font-size: 24px;
    margin-bottom: 15px;
    color: var(--dark-blue);
}

.mvv-card p {
    line-height: 1.8;
    color: var(--medium-gray);
}

.values-list {
    list-style: none;
    margin-top: 15px;
}

.values-list li {
    padding: 8px 0;
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--medium-gray);
}

.values-list i {
    color: var(--accent-blue);
}

/* ==========================================
   SERVICES
   ========================================== */
.services-overview {
    background: var(--white);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.service-card {
    background: var(--white);
    padding: 40px 30px;
    border-radius: 15px;
    box-shadow: var(--shadow-sm);
    border: 1px solid #e0e0e0;
    transition: var(--transition-fast);
    text-align: center;
}

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

.service-icon {
    width: 100px;
    height: 100px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 25px;
    box-shadow: var(--shadow-md);
}

.service-icon i {
    font-size: 48px;
    color: var(--white);
}

.service-card h3 {
    font-size: 24px;
    color: var(--dark-blue);
    margin-bottom: 15px;
}

.service-card p {
    line-height: 1.8;
    margin-bottom: 20px;
}

.service-link {
    color: var(--primary-blue);
    text-decoration: none;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: var(--transition-fast);
}

.service-link:hover {
    color: var(--accent-blue);
    gap: 12px;
}

/* ==========================================
   SERVICE DETAILS
   ========================================== */
.services-detailed {
    background: var(--light-gray);
}

.service-detail {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    margin-bottom: 100px;
    padding: 60px;
    background: var(--white);
    border-radius: 20px;
    box-shadow: var(--shadow-md);
}

.service-detail.reverse {
    direction: rtl;
}

.service-detail.reverse > * {
    direction: ltr;
}

.service-detail-icon {
    width: 80px;
    height: 80px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 25px;
}

.service-detail-icon i {
    font-size: 36px;
    color: var(--white);
}

.service-detail-content h2 {
    font-family: var(--font-heading);
    font-size: 36px;
    color: var(--dark-blue);
    margin-bottom: 20px;
}

.lead {
    font-size: 18px;
    line-height: 1.8;
    margin-bottom: 30px;
    color: var(--medium-gray);
}

.service-features h3 {
    font-size: 22px;
    color: var(--dark-blue);
    margin-bottom: 15px;
}

.service-features ul {
    list-style: none;
    margin-bottom: 30px;
}

.service-features li {
    padding: 10px 0;
    display: flex;
    align-items: center;
    gap: 15px;
    font-size: 16px;
}

.service-features i {
    color: var(--primary-blue);
    font-size: 20px;
}

.service-detail-image {
    border-radius: 15px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.service-detail-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-medium);
}

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

/* ==========================================
   PROCESS TIMELINE
   ========================================== */
.process-section {
    background: var(--light-gray);
    color: var(--medium-gray);
    padding: 80px 0;
}

.process-section .section-title {
    color: var(--dark-blue);
}

.process-timeline {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
}

.process-step {
    text-align: center;
    padding: 30px;
    background: var(--white);
    border-radius: 15px;
    border: 2px solid #e0e0e0;
    transition: var(--transition-fast);
    box-shadow: var(--shadow-sm);
}

.process-step:hover {
    transform: translateY(-10px);
    border-color: var(--primary-blue);
    box-shadow: var(--shadow-md);
}

.step-number {
    font-family: var(--font-heading);
    font-size: 48px;
    font-weight: 900;
    color: var(--accent-blue);
    margin-bottom: 20px;
}

.process-step h3 {
    font-size: 22px;
    margin-bottom: 15px;
    color: var(--dark-blue);
}

.process-step p {
    line-height: 1.8;
    color: var(--medium-gray);
}

/* ==========================================
   PORTFOLIO
   ========================================== */
.portfolio-section {
    background: var(--white);
}

/* ==========================================
   WHY PARTNER WITH US
   ========================================== */
.why-partner-section {
    background: var(--light-gray);
}

.partner-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.partner-card {
    background: var(--white);
    padding: 40px 30px;
    border-radius: 15px;
    box-shadow: var(--shadow-sm);
    border: 2px solid #e0e0e0;
    transition: var(--transition-fast);
    text-align: center;
}

.partner-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-blue);
}

.partner-icon {
    width: 90px;
    height: 90px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 25px;
    box-shadow: var(--shadow-md);
}

.partner-icon i {
    font-size: 42px;
    color: var(--white);
}

.partner-card h3 {
    font-size: 22px;
    color: var(--dark-blue);
    margin-bottom: 15px;
}

.partner-card p {
    line-height: 1.8;
    color: var(--medium-gray);
}

/* ==========================================
   CONSTRUCTION ENGINEERING PROCESS
   ========================================== */
.process-engineering-section {
    background: var(--white);
}

.engineering-timeline {
    max-width: 900px;
    margin: 0 auto;
    position: relative;
}

.engineering-timeline::before {
    content: '';
    position: absolute;
    left: 50px;
    top: 0;
    bottom: 0;
    width: 4px;
    background: var(--gradient-primary);
}

.timeline-item {
    display: flex;
    gap: 30px;
    margin-bottom: 50px;
    position: relative;
}

.timeline-icon {
    width: 100px;
    height: 100px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    box-shadow: var(--shadow-lg);
    position: relative;
    z-index: 2;
}

.timeline-icon i {
    font-size: 40px;
    color: var(--white);
}

.timeline-content {
    flex: 1;
    background: var(--white);
    padding: 30px;
    border-radius: 15px;
    box-shadow: var(--shadow-md);
    border-left: 4px solid var(--primary-blue);
    transition: var(--transition-fast);
}

.timeline-content:hover {
    transform: translateX(10px);
    box-shadow: var(--shadow-lg);
}

.timeline-content h3 {
    font-size: 24px;
    color: var(--dark-blue);
    margin-bottom: 15px;
    font-family: var(--font-heading);
}

.timeline-content p {
    line-height: 1.8;
    margin-bottom: 20px;
    color: var(--medium-gray);
}

.timeline-deliverables {
    list-style: none;
    margin-top: 20px;
}

.timeline-deliverables li {
    padding: 8px 0;
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--medium-gray);
}

.timeline-deliverables i {
    color: var(--primary-blue);
    font-size: 14px;
}

/* ==========================================
   PORTFOLIO
   ========================================== */
.portfolio-section {
    background: var(--white);
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.portfolio-item {
    position: relative;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    height: 300px;
    cursor: pointer;
}

.portfolio-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-medium);
}

.portfolio-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gradient-overlay);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition-fast);
    color: var(--white);
    text-align: center;
}

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

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

.portfolio-overlay h4 {
    font-size: 24px;
    margin-bottom: 10px;
}

.portfolio-overlay p {
    font-size: 16px;
}

/* ==========================================
   TESTIMONIALS
   ========================================== */
.testimonials-section {
    background: var(--light-gray);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.testimonial-card {
    background: var(--white);
    padding: 40px;
    border-radius: 15px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-fast);
    border-left: 4px solid var(--primary-blue);
}

.testimonial-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.stars {
    color: #ffc107;
    margin-bottom: 20px;
    font-size: 18px;
}

.testimonial-card p {
    font-style: italic;
    line-height: 1.8;
    margin-bottom: 25px;
    color: var(--medium-gray);
}

.testimonial-author h4 {
    font-size: 18px;
    color: var(--dark-blue);
    margin-bottom: 5px;
}

.testimonial-author span {
    font-size: 14px;
    color: var(--primary-blue);
}

/* ==========================================
   STORE
   ========================================== */
.store-nav {
    background: var(--light-gray);
    padding: 20px 0;
    margin-top: 80px;
    position: sticky;
    top: 80px;
    z-index: 100;
}

.store-nav-buttons {
    display: flex;
    gap: 15px;
    justify-content: center;
    flex-wrap: wrap;
}

.store-nav-btn {
    padding: 12px 30px;
    border: 2px solid var(--primary-blue);
    background: transparent;
    color: var(--primary-blue);
    border-radius: 50px;
    cursor: pointer;
    font-weight: 600;
    transition: var(--transition-fast);
}

.store-nav-btn:hover,
.store-nav-btn.active {
    background: var(--gradient-primary);
    color: var(--white);
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}

.products-section {
    background: var(--white);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
    margin-bottom: 40px;
}

.product-card {
    background: var(--white);
    border-radius: 15px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition-fast);
    position: relative;
}

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

.product-badge {
    position: absolute;
    top: 20px;
    right: 20px;
    background: var(--primary-blue);
    color: var(--white);
    padding: 8px 20px;
    border-radius: 50px;
    font-weight: 600;
    font-size: 12px;
    text-transform: uppercase;
    z-index: 10;
}

.product-badge.premium {
    background: linear-gradient(135deg, #ffd700 0%, #ffed4e 100%);
    color: var(--black);
}

.product-image {
    height: 250px;
    overflow: hidden;
}

.product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-medium);
}

.product-card:hover .product-image img {
    transform: scale(1.1);
}

.product-info {
    padding: 30px;
}

.product-info h3 {
    font-size: 22px;
    color: var(--dark-blue);
    margin-bottom: 15px;
}

.product-info > p {
    color: var(--medium-gray);
    margin-bottom: 20px;
    line-height: 1.6;
}

.product-features {
    list-style: none;
    margin-bottom: 25px;
}

.product-features li {
    padding: 8px 0;
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 14px;
}

.product-features i {
    color: var(--primary-blue);
}

.product-price {
    font-size: 32px;
    font-weight: 900;
    color: var(--primary-blue);
    margin-bottom: 20px;
}

/* ==========================================
   CART
   ========================================== */
.cart-section {
    background: var(--light-gray);
}

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

.cart-items {
    background: var(--white);
    padding: 30px;
    border-radius: 15px;
    box-shadow: var(--shadow-sm);
}

.cart-item {
    display: grid;
    grid-template-columns: 100px 1fr auto;
    gap: 20px;
    padding: 20px;
    border-bottom: 1px solid #e0e0e0;
    align-items: center;
}

.cart-item-image img {
    width: 100px;
    height: 100px;
    object-fit: cover;
    border-radius: 10px;
}

.cart-item-info h4 {
    font-size: 18px;
    color: var(--dark-blue);
    margin-bottom: 10px;
}

.cart-item-price {
    font-size: 20px;
    font-weight: 700;
    color: var(--primary-blue);
}

.cart-item-remove {
    background: #ff3333;
    color: white;
    border: none;
    padding: 8px 15px;
    border-radius: 5px;
    cursor: pointer;
    transition: var(--transition-fast);
}

.cart-item-remove:hover {
    background: #cc0000;
}

.empty-cart {
    text-align: center;
    padding: 60px;
    color: var(--medium-gray);
    font-size: 18px;
}

.cart-summary {
    background: var(--white);
    padding: 30px;
    border-radius: 15px;
    box-shadow: var(--shadow-sm);
    height: fit-content;
    position: sticky;
    top: 120px;
}

.cart-summary h3 {
    font-size: 24px;
    color: var(--dark-blue);
    margin-bottom: 25px;
}

.summary-row {
    display: flex;
    justify-content: space-between;
    padding: 15px 0;
    border-bottom: 1px solid #e0e0e0;
}

.summary-row.total {
    font-size: 24px;
    font-weight: 700;
    color: var(--primary-blue);
    border-bottom: none;
    padding-top: 20px;
}

/* ==========================================
   MODAL
   ========================================== */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    z-index: 10000;
    align-items: center;
    justify-content: center;
}

.modal.active {
    display: flex;
}

.modal-content {
    background: var(--white);
    padding: 40px;
    border-radius: 15px;
    max-width: 600px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
}

.modal-close {
    position: absolute;
    top: 15px;
    right: 20px;
    font-size: 30px;
    cursor: pointer;
    color: var(--medium-gray);
    transition: var(--transition-fast);
}

.modal-close:hover {
    color: var(--primary-blue);
}

.payment-info {
    background: var(--light-gray);
    padding: 15px;
    border-radius: 10px;
    margin: 20px 0;
}

.payment-info i {
    color: var(--primary-blue);
    margin-right: 10px;
}

.checkout-total {
    display: flex;
    justify-content: space-between;
    font-size: 24px;
    font-weight: 700;
    color: var(--primary-blue);
    padding: 20px 0;
    border-top: 2px solid var(--primary-blue);
    margin-top: 20px;
}

/* ==========================================
   CONTACT
   ========================================== */
.contact-section {
    background: var(--white);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 60px;
}

.contact-info-card,
.contact-form-card {
    background: var(--white);
    padding: 40px;
    border-radius: 15px;
    box-shadow: var(--shadow-md);
}

.contact-info-card h2,
.contact-form-card h2 {
    font-size: 28px;
    color: var(--dark-blue);
    margin-bottom: 20px;
}

.contact-item {
    display: flex;
    gap: 20px;
    margin: 30px 0;
}

.contact-icon {
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.contact-icon i {
    font-size: 24px;
    color: var(--white);
}

.contact-details h4 {
    font-size: 18px;
    color: var(--dark-blue);
    margin-bottom: 8px;
}

.contact-details p,
.contact-details a {
    color: var(--medium-gray);
    text-decoration: none;
    line-height: 1.6;
}

.contact-details a:hover {
    color: var(--primary-blue);
}

.social-links-contact h4 {
    font-size: 18px;
    color: var(--dark-blue);
    margin-bottom: 15px;
}

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

.social-icons a {
    width: 45px;
    height: 45px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 20px;
    transition: var(--transition-fast);
}

.social-icons a:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

/* ==========================================
   FORMS
   ========================================== */
.contact-form,
.quote-form {
    margin-top: 20px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.form-group {
    margin-bottom: 25px;
}

.form-group label {
    display: block;
    font-weight: 600;
    color: var(--dark-blue);
    margin-bottom: 10px;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 15px;
    border: 2px solid #e0e0e0;
    border-radius: 10px;
    font-family: var(--font-primary);
    font-size: 15px;
    transition: var(--transition-fast);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary-blue);
    box-shadow: 0 0 0 3px rgba(0, 102, 204, 0.1);
}

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

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
}

.checkbox-label input[type="checkbox"] {
    width: auto;
    cursor: pointer;
}

.form-message {
    padding: 15px;
    border-radius: 10px;
    margin-top: 20px;
    display: none;
}

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

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

.quote-section {
    background: var(--light-gray);
}

.quote-form-container {
    max-width: 900px;
    margin: 0 auto;
    background: var(--white);
    padding: 50px;
    border-radius: 15px;
    box-shadow: var(--shadow-md);
}

/* ==========================================
   MAP
   ========================================== */
.map-section {
    background: var(--white);
    padding: 80px 0;
}

.map-container {
    border-radius: 15px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

/* ==========================================
   CTA SECTION
   ========================================== */
.cta-section {
    background: var(--gradient-primary);
    color: var(--white);
    text-align: center;
    padding: 80px 0;
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 30% 50%, rgba(255, 255, 255, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 70% 50%, rgba(255, 255, 255, 0.1) 0%, transparent 50%);
}

.cta-section h2 {
    font-family: var(--font-heading);
    font-size: 42px;
    margin-bottom: 20px;
    position: relative;
    z-index: 2;
}

.cta-section p {
    font-size: 20px;
    margin-bottom: 40px;
    position: relative;
    z-index: 2;
}

.cta-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
    position: relative;
    z-index: 2;
}

/* ==========================================
   CHATBOT
   ========================================== */
.chatbot-toggle {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 28px;
    cursor: pointer;
    box-shadow: var(--shadow-lg);
    z-index: 9999;
    transition: var(--transition-fast);
}

.chatbot-toggle:hover {
    transform: scale(1.1);
    box-shadow: var(--shadow-glow);
}

.chatbot-window {
    position: fixed;
    bottom: 100px;
    right: 30px;
    width: 380px;
    height: 500px;
    background: var(--white);
    border-radius: 15px;
    box-shadow: var(--shadow-lg);
    display: none;
    flex-direction: column;
    z-index: 9999;
    overflow: hidden;
}

.chatbot-window.active {
    display: flex;
}

.chatbot-header {
    background: var(--gradient-primary);
    color: var(--white);
    padding: 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.chatbot-header h4 {
    font-size: 18px;
}

.chatbot-close {
    background: none;
    border: none;
    color: var(--white);
    font-size: 28px;
    cursor: pointer;
    line-height: 1;
}

.chatbot-messages {
    flex: 1;
    padding: 20px;
    overflow-y: auto;
    background: var(--light-gray);
}

.bot-message,
.user-message {
    margin-bottom: 15px;
    padding: 12px 18px;
    border-radius: 15px;
    max-width: 80%;
    animation: slideIn 0.3s ease;
}

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

.bot-message {
    background: var(--white);
    box-shadow: var(--shadow-sm);
}

.user-message {
    background: var(--gradient-primary);
    color: var(--white);
    margin-left: auto;
}

.chatbot-input {
    display: flex;
    padding: 15px;
    border-top: 1px solid #e0e0e0;
    background: var(--white);
}

.chatbot-input input {
    flex: 1;
    padding: 12px;
    border: 2px solid #e0e0e0;
    border-radius: 25px;
    font-family: var(--font-primary);
    font-size: 14px;
}

.chatbot-input input:focus {
    outline: none;
    border-color: var(--primary-blue);
}

.chatbot-input button {
    background: var(--gradient-primary);
    color: var(--white);
    border: none;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    margin-left: 10px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-fast);
}

.chatbot-input button:hover {
    transform: scale(1.1);
}

/* ==========================================
   FOOTER
   ========================================== */
.footer {
    background: var(--dark-blue);
    color: var(--white);
    padding: 60px 0 30px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-logo {
    height: 50px;
    margin-bottom: 20px;
}

.footer-col p {
    line-height: 1.8;
    color: rgba(255, 255, 255, 0.8);
}

.footer-col h4 {
    font-size: 18px;
    margin-bottom: 20px;
    color: var(--white);
}

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

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

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

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

.contact-info li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    margin-bottom: 15px;
}

.contact-info i {
    color: var(--accent-blue);
    margin-top: 3px;
}

.social-links {
    display: flex;
    gap: 15px;
    margin-top: 25px;
}

.social-links a {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 18px;
    transition: var(--transition-fast);
}

.social-links a:hover {
    background: var(--gradient-primary);
    transform: translateY(-5px);
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.7);
}

.footer-bottom a {
    color: var(--accent-blue);
    text-decoration: none;
}

.footer-bottom a:hover {
    text-decoration: underline;
}

/* ==========================================
   RESPONSIVE DESIGN
   ========================================== */
@media (max-width: 1024px) {
    .services-grid,
    .products-grid,
    .portfolio-grid,
    .testimonials-grid,
    .partner-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .mvv-grid,
    .process-timeline {
        grid-template-columns: 1fr;
    }
    
    .about-content,
    .service-detail,
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .engineering-timeline::before {
        left: 30px;
    }
    
    .timeline-icon {
        width: 60px;
        height: 60px;
    }
    
    .timeline-icon i {
        font-size: 28px;
    }
}

@media (max-width: 768px) {
    .hero-title {
        font-size: 36px;
    }
    
    .hero-subtitle {
        font-size: 18px;
    }
    
    .section-title {
        font-size: 32px;
    }
    
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 80px;
        flex-direction: column;
        background: var(--dark-gray);
        width: 100%;
        text-align: center;
        transition: var(--transition-fast);
        padding: 30px 0;
        box-shadow: var(--shadow-lg);
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .hamburger {
        display: flex;
    }
    
    .services-grid,
    .products-grid,
    .portfolio-grid,
    .testimonials-grid,
    .partner-grid {
        grid-template-columns: 1fr;
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
    }
    
    .cart-content {
        grid-template-columns: 1fr;
    }
    
    .chatbot-window {
        width: 90%;
        right: 5%;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
    }
    
    .engineering-timeline::before {
        display: none;
    }
    
    .timeline-item {
        flex-direction: column;
        text-align: center;
    }
    
    .timeline-icon {
        margin: 0 auto;
    }
}

@media (max-width: 480px) {
    .section-padding {
        padding: 50px 0;
    }
    
    .hero-title {
        font-size: 28px;
    }
    
    .page-header h1 {
        font-size: 32px;
    }
    
    .product-info {
        padding: 20px;
    }
    
    .quote-form-container {
        padding: 30px 20px;
    }
}

/* ==========================================
   SCROLL ANIMATIONS
   ========================================== */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ==========================================
   LOADING ANIMATION
   ========================================== */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(0, 102, 204, 0.3);
    border-radius: 50%;
    border-top-color: var(--primary-blue);
    animation: spin 0.6s linear infinite;
}

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