/**
 * SCE Innovation - Kurumsal Web Portalı
 * Professional Corporate Design System
 * 
 * Architecture: Mobile-First Responsive Design
 * Color Scheme: Modern Professional Palette
 * Accessibility: WCAG 2.1 AA Compliance
 * 
 * Modified: 2026-02-11
 */

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

:root {
    --primary-color: #FF6B35;          /* Vibrant Orange-Red */
    --secondary-color: #004E89;        /* Deep Ocean Blue */
    --accent-color: #1B9CFC;           /* Vibrant Sky Blue */
    --highlight-color: #FFD700;        /* Golden Yellow */
    --dark-color: #0d1117;             /* Carbon Dark */
    --light-color: #f6f8fb;            /* Premium White */
    --success-color: #00D97E;          /* Vivid Green */
    --warning-color: #FF6B9D;          /* Vivid Pink */
    --text-color: #2d3748;             /* Enterprise Gray */
    --border-color: #d4d9e3;           /* Premium Border */
    --gradient-1: linear-gradient(135deg, #FF6B35, #FFD700);
    --gradient-2: linear-gradient(135deg, #004E89, #1B9CFC);
    --gradient-3: linear-gradient(135deg, #FF6B35, #1B9CFC);
    --gradient-premium: linear-gradient(135deg, #FFD700, #FF6B35);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Poppins', sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    overflow-x: hidden;
    background: linear-gradient(180deg, #ffffff 0%, #f6f8fb 50%, #ffffff 100%);
    min-height: 100vh;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    box-sizing: border-box;
}

@media (min-width: 1401px) {
    .container {
        max-width: 1300px;
    }
}

/* Navigation */
.navbar {
    background: linear-gradient(90deg, #0d1117 0%, #1a2a4e 50%, #0d1117 100%);
    padding: 1.2rem 0;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 8px 30px rgba(255, 107, 53, 0.15);
    backdrop-filter: blur(15px);
    border-bottom: 2px solid rgba(255, 107, 53, 0.1);
}

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

.logo-link {
    text-decoration: none;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0.0, 0.2, 1);
    display: flex;
    align-items: center;
}

.logo-link:hover .logo h1 {
    filter: brightness(1.2);
}

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

.logo h1 {
    color: var(--accent-color);
    font-size: 2rem;
    font-weight: 800;
    letter-spacing: 2px;
    text-transform: uppercase;
    background: linear-gradient(90deg, var(--accent-color), var(--highlight-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: logoGlow 3s ease-in-out infinite;
}

@keyframes logoGlow {
    0%, 100% { filter: drop-shadow(0 0 10px rgba(27, 156, 252, 0.5)); }
    50% { filter: drop-shadow(0 0 20px rgba(255, 107, 53, 0.7)); }
}

.logo-subtitle {
    display: flex;
    flex-direction: column;
    gap: 0.15rem;
    margin-top: 0.3rem;
}

.tagline {
    font-size: 0.7rem;
    color: var(--highlight-color);
    opacity: 1;
    font-weight: 700;
    letter-spacing: 1px;
    text-transform: uppercase;
    text-shadow: 0 2px 8px rgba(255, 215, 0, 0.3);
}

.company-name {
    font-size: 0.65rem;
    color: var(--secondary-color);
    opacity: 0.8;
    font-weight: 500;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-links a {
    color: white;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

.nav-links a:hover {
    color: var(--secondary-color);
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--secondary-color);
    transition: width 0.3s ease;
}

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

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #004E89 0%, #1B9CFC 25%, #FF6B35 75%, #FFD700 100%);
    background-size: 300% 300%;
    animation: gradientShift 8s ease infinite;
    color: white;
    padding: 80px 0 60px;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    min-height: auto;
    box-shadow: 0 20px 60px rgba(255, 107, 53, 0.2);
}

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

.hero::before {
    content: '';
    position: absolute;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(255, 215, 0, 0.15) 0%, transparent 70%);
    border-radius: 50%;
    top: -150px;
    right: -150px;
    animation: float 6s ease-in-out infinite;
}

.hero::after {
    content: '';
    position: absolute;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(27, 156, 252, 0.1) 0%, transparent 70%);
    border-radius: 50%;
    bottom: -100px;
    left: -100px;
    animation: float 8s ease-in-out infinite reverse;
}

.hero .container {
    display: flex;
    align-items: center;
    gap: 3rem;
    justify-content: space-between;
    z-index: 1;
}

.hero-content {
    flex: 1;
}

.hero h1 {
    font-size: 3.8rem;
    margin-bottom: 1.2rem;
    font-weight: 800;
    line-height: 1.15;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.15);
    letter-spacing: -0.5px;
    color: white;
}

.hero p {
    font-size: 1.25rem;
    margin-bottom: 2.2rem;
    opacity: 0.96;
    line-height: 1.7;
    font-weight: 500;
    color: #f0f4f8;
}

.cta-button {
    background: linear-gradient(135deg, #FFD700, #FF6B35);
    color: white;
    border: none;
    padding: 16px 45px;
    font-size: 1.05rem;
    font-weight: 800;
    border-radius: 50px;
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 12px 30px rgba(255, 107, 53, 0.35);
    letter-spacing: 0.8px;
    text-transform: uppercase;
    position: relative;
    overflow: hidden;
}

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

.cta-button:hover::before {
    width: 300px;
    height: 300px;
}

.cta-button:hover {
    transform: translateY(-6px) scale(1.05);
    box-shadow: 0 20px 50px rgba(255, 107, 53, 0.45);
    background: linear-gradient(135deg, #FF6B35, #FFD700);
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    align-items: center;
}

.whatsapp-button {
    background: linear-gradient(135deg, #00D97E, #25D366);
    color: white;
    border: none;
    padding: 16px 45px;
    font-size: 1.05rem;
    font-weight: 800;
    border-radius: 50px;
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 12px 30px rgba(0, 217, 126, 0.35);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.7rem;
    letter-spacing: 0.8px;
    text-transform: uppercase;
    position: relative;
    overflow: hidden;
}

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

.whatsapp-button:hover::before {
    width: 300px;
    height: 300px;
}

.whatsapp-button:hover {
    background: linear-gradient(135deg, #25D366, #00D97E);
    transform: translateY(-6px) scale(1.05);
    box-shadow: 0 20px 50px rgba(0, 217, 126, 0.45);
}

.hero-image {
    flex: 1;
    text-align: center;
}

.hero-graphic {
    font-size: 12rem;
    animation: float 3s ease-in-out infinite;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0px) rotateZ(-2deg);
    }
    50% {
        transform: translateY(-40px) rotateZ(2deg);
    }
}

/* Services Section */
.services {
    padding: 100px 0;
    background: linear-gradient(180deg, #ffffff 0%, #f6f8fb 100%);
}

.services h2 {
    text-align: center;
    font-size: 2.8rem;
    margin-bottom: 3rem;
    color: var(--dark-color);
    font-weight: 800;
    letter-spacing: -0.5px;
}

.service-category {
    margin-bottom: 4rem;
    padding-bottom: 3rem;
    border-bottom: 2px solid #e0e0e0;
}

.service-category:last-child {
    border-bottom: none;
}

.category-header {
    margin-bottom: 2rem;
    text-align: left;
}

.category-header h3 {
    font-size: 1.8rem;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 800;
    letter-spacing: 0.5px;
}

.category-desc {
    font-size: 1rem;
    color: #666;
    font-style: italic;
}

.service-items-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.service-item {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border-left: 5px solid var(--primary-color);
    border-top: 3px solid transparent;
    background: linear-gradient(135deg, rgba(255, 255, 255, 1) 0%, rgba(255, 255, 255, 0.95) 100%);
    position: relative;
    overflow: hidden;
}

.service-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, transparent, var(--highlight-color), transparent);
    transition: left 0.6s ease;
}

.service-item:hover::before {
    left: 100%;
}

.service-item:hover {
    transform: translateY(-12px) scale(1.02);
    box-shadow: 0 15px 40px rgba(255, 107, 53, 0.2);
    border-left-color: var(--highlight-color);
    border-top-color: var(--accent-color);
}

.item-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.service-item h4 {
    font-size: 1.2rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.service-item ul {
    list-style: none;
}

.service-item ul li {
    padding: 0.5rem 0;
    color: #555;
    font-size: 0.95rem;
    border-bottom: 1px solid #f0f0f0;
    padding-left: 1.5rem;
    position: relative;
}

.service-item ul li:last-child {
    border-bottom: none;
}

.service-item ul li::before {
    content: '▶';
    position: absolute;
    left: 0;
    color: var(--secondary-color);
    font-size: 0.7rem;
}

/* About Section */
.about {
    padding: 80px 0;
    background: white;
}

.about h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: var(--dark-color);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

.about-text p {
    color: #666;
    margin-bottom: 1.5rem;
    line-height: 1.8;
    font-size: 1rem;
}

.features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    margin-top: 2rem;
}

.feature {
    display: flex;
    gap: 1rem;
    align-items: center;
    padding: 1rem;
    background: var(--light-color);
    border-radius: 8px;
    transition: all 0.3s ease;
}

.feature:hover {
    background: var(--primary-color);
    color: white;
}

.feature-icon {
    font-size: 1.5rem;
    color: var(--secondary-color);
    font-weight: bold;
}

.feature:hover .feature-icon {
    color: white;
}

.about-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
}

.stat {
    text-align: center;
    padding: 2rem;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    color: white;
    border-radius: 15px;
    box-shadow: 0 8px 25px rgba(255, 107, 53, 0.25);
    transition: all 0.4s ease;
    position: relative;
    overflow: hidden;
}

.stat::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    animation: shimmer 3s ease-in-out infinite;
}

@keyframes shimmer {
    0%, 100% { transform: translate(0, 0); }
    50% { transform: translate(50px, 50px); }
}

.stat:hover {
    transform: translateY(-10px) scale(1.05);
    box-shadow: 0 15px 40px rgba(255, 107, 53, 0.35);
}

.stat h3 {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
}

.stat p {
    font-size: 1rem;
}

/* Products Section */
.products-section {
    padding: 100px 0;
    background: linear-gradient(180deg, #fafbfd 0%, #f0f4fa 50%, #ffffff 100%);
}

.products-section h2 {
    text-align: center;
    font-size: 2.8rem;
    margin-bottom: 0.8rem;
    color: var(--dark-color);
    font-weight: 800;
    letter-spacing: -0.5px;
}

.section-subtitle {
    text-align: center;
    color: #666;
    font-size: 1.1rem;
    margin-bottom: 3rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* Product Categories */
.product-category {
    margin-bottom: 4rem;
    padding-bottom: 2rem;
    border-bottom: 2px solid #e0e0e0;
}

.product-category:last-child {
    border-bottom: none;
}

.category-title {
    font-size: 1.7rem;
    color: var(--primary-color);
    margin-bottom: 1.8rem;
    padding-bottom: 0.8rem;
    border-bottom: 3px solid var(--accent-color);
    font-weight: 700;
    letter-spacing: 0.5px;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 1.5rem;
}

.product-card {
    background: linear-gradient(135deg, #ffffff 0%, #f8fafd 100%);
    border: 2px solid #e8eef8;
    border-radius: 15px;
    padding: 1.8rem;
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    border-left: 6px solid var(--primary-color);
    position: relative;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    overflow: hidden;
}

.product-card::after {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 100px;
    height: 100px;
    background: radial-gradient(circle, rgba(255, 107, 53, 0.1) 0%, transparent 70%);
    border-radius: 50%;
    transform: translate(30%, -30%);
}

.product-card.premium {
    background: linear-gradient(135deg, #fff8e1 0%, #ffe0b2 100%);
    border-left: 6px solid var(--highlight-color);
    box-shadow: 0 8px 30px rgba(255, 215, 0, 0.2);
}

.premium-badge {
    position: absolute;
    top: -12px;
    right: 15px;
    background: linear-gradient(135deg, #FFD700, #FF6B35);
    color: white;
    padding: 0.4rem 1rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 700;
    box-shadow: 0 3px 10px rgba(255, 215, 0, 0.3);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.product-card:hover {
    background: white;
    box-shadow: 0 15px 50px rgba(255, 107, 53, 0.25);
    transform: translateY(-12px) scale(1.02);
    border-left-color: var(--highlight-color);
    border-color: var(--accent-color);
}

.product-card.premium:hover {
    box-shadow: 0 20px 60px rgba(255, 215, 0, 0.3);
}

.product-card h4 {
    font-size: 1.15rem;
    color: var(--primary-color);
    margin-bottom: 1.3rem;
    font-weight: 700;
    letter-spacing: 0.3px;
    line-height: 1.4;
}

.product-card ul {
    list-style: none;
    margin-bottom: 1.5rem;
}

.product-card ul li {
    padding: 0.65rem 0 0.65rem 1.5rem;
    color: #2d3748;
    font-size: 0.93rem;
    border-bottom: 1px solid #e8eef8;
    position: relative;
    line-height: 1.65;
    font-weight: 500;
}

.product-card ul li:last-child {
    border-bottom: none;
}

.product-card ul li::before {
    content: '▪';
    position: absolute;
    left: 0.2rem;
    color: var(--secondary-color);
    font-size: 0.8rem;
}

.product-card ul li strong {
    color: var(--dark-color);
    display: block;
    margin-bottom: 0.2rem;
}

.product-specs {
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    color: white;
    padding: 1.2rem;
    border-radius: 12px;
    font-size: 0.85rem;
    line-height: 1.8;
    margin-top: 1.2rem;
    font-weight: 600;
    letter-spacing: 0.3px;
    box-shadow: 0 6px 20px rgba(255, 107, 53, 0.2);
}

/* E-Commerce Banner */
.ecommerce-banner {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--accent-color) 100%);
    color: white;
    padding: 3rem;
    border-radius: 20px;
    text-align: center;
    margin-top: 4rem;
    box-shadow: 0 15px 50px rgba(255, 107, 53, 0.3);
    position: relative;
    overflow: hidden;
}

.ecommerce-banner::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
}

.ecommerce-banner h3 {
    font-size: 1.8rem;
    margin-bottom: 1rem;
}

.ecommerce-banner p {
    margin-bottom: 1.5rem;
    font-size: 1rem;
    opacity: 0.95;
}

.ecommerce-links {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.ecommerce-btn {
    background: white;
    color: var(--primary-color);
    padding: 12px 30px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.95rem;
    transition: all 0.3s ease;
}

.ecommerce-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.2);
}

.ecommerce-btn.hepsiburada:hover {
    background: #FFB800;
    color: white;
}

.ecommerce-btn.trendyol:hover {
    background: #FC6622;
    color: white;
}

/* References Section */
.references {
    padding: 100px 0;
    background: linear-gradient(180deg, #ffffff 0%, #f6f8fb 100%);
}

.references h2 {
    text-align: center;
    font-size: 2.8rem;
    margin-bottom: 3rem;
    color: var(--dark-color);
    font-weight: 800;
    letter-spacing: -0.5px;
}

.references h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: var(--dark-color);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-bottom: 4rem;
}

.stat-box {
    background: white;
    padding: 2rem;
    border-radius: 10px;
    text-align: center;
    box-shadow: 0 3px 15px rgba(0, 0, 0, 0.08);
    border-top: 4px solid var(--primary-color);
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.stat-label {
    color: #666;
    font-size: 1rem;
}

.references-content h3 {
    font-size: 1.8rem;
    color: var(--dark-color);
    margin-bottom: 2rem;
}

.reference-types {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.reference-item {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    border-left: 5px solid var(--primary-color);
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.reference-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, transparent, var(--accent-color), transparent);
    transition: left 0.6s ease;
}

.reference-item:hover::before {
    left: 100%;
}

.reference-item:hover {
    transform: translateX(15px) translateY(-8px);
    box-shadow: 0 12px 35px rgba(255, 107, 53, 0.2);
    border-left-color: var(--accent-color);
}

.reference-icon {
    font-size: 2rem;
    margin-right: 0.5rem;
}

.certifications {
    background: white;
    padding: 2rem;
    border-radius: 10px;
    border-left: 4px solid var(--secondary-color);
}

.certifications h4 {
    color: var(--primary-color);
    margin-bottom: 1.5rem;
    font-size: 1.2rem;
}

.certifications ul {
    list-style: none;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1rem;
}

.certifications ul li {
    color: #555;
    padding-left: 1.5rem;
    position: relative;
}

.certifications ul li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--secondary-color);
    font-weight: bold;
}
.projects {
    padding: 80px 0;
    background: var(--light-color);
}

.projects h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: var(--dark-color);
}

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

.project-card {
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    cursor: pointer;
}

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

.project-image {
    width: 100%;
    height: 200px;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 4rem;
    position: relative;
    overflow: hidden;
}

.project-image::after {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.15) 0%, transparent 70%);
    animation: slideOverlay 3s ease-in-out infinite;
}

@keyframes slideOverlay {
    0%, 100% { transform: translate(0, 0); }
    50% { transform: translate(50px, 50px); }
}

.project-card:hover .project-image {
    background: linear-gradient(135deg, var(--accent-color), var(--highlight-color));
}

.project-card h3 {
    padding: 1.5rem 1.5rem 0.5rem;
    color: var(--primary-color);
    font-size: 1.3rem;
}

.project-card p {
    padding: 0 1.5rem 1.5rem;
    color: #666;
    font-size: 0.95rem;
}

/* Contact Section */
.contact {
    padding: 100px 0;
    background: linear-gradient(180deg, #ffffff 0%, #f6f8fb 100%);
}

.contact h2 {
    text-align: center;
    font-size: 2.8rem;
    margin-bottom: 3rem;
    color: var(--dark-color);
    font-weight: 800;
    letter-spacing: -0.5px;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
}

.contact-info {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
}

.info-item {
    padding: 2rem;
    background: var(--light-color);
    border-radius: 10px;
    border-left: 4px solid var(--primary-color);
    transition: all 0.3s ease;
}

.info-item:hover {
    background: var(--primary-color);
    color: white;
    transform: translateX(10px);
}

.info-item h3 {
    margin-bottom: 0.5rem;
    font-size: 1.1rem;
}

.info-item p {
    color: #666;
    line-height: 1.8;
}

.info-item:hover p,
.info-item:hover a {
    color: white;
}

.info-item a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
    transition: color 0.3s ease;
}

.contact-buttons {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
}

.contact-btn {
    flex: 1;
    padding: 10px 15px;
    border-radius: 8px;
    text-decoration: none;
    text-align: center;
    font-weight: 600;
    font-size: 0.9rem;
    transition: all 0.3s ease;
    color: white;
}

.contact-btn.whatsapp {
    background: #25D366;
}

.contact-btn.whatsapp:hover {
    background: #20BA5A;
    transform: translateY(-2px);
}

.contact-btn.email {
    background: var(--primary-color);
}

.contact-btn.email:hover {
    background: #0052a3;
    transform: translateY(-2px);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    background: var(--light-color);
    padding: 2rem;
    border-radius: 10px;
    border-top: 4px solid var(--primary-color);
}

.contact-form h3 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 12px 15px;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-family: 'Poppins', sans-serif;
    font-size: 0.95rem;
    transition: all 0.3s ease;
}

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

.submit-button {
    padding: 14px 35px;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    color: white;
    border: none;
    border-radius: 10px;
    font-size: 1.05rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 8px 25px rgba(255, 107, 53, 0.3);
    letter-spacing: 0.5px;
    text-transform: uppercase;
    position: relative;
    overflow: hidden;
}

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

.submit-button:hover::before {
    width: 300px;
    height: 300px;
}

.submit-button:hover {
    transform: translateY(-4px) scale(1.05);
    box-shadow: 0 15px 40px rgba(255, 107, 53, 0.45);
}

/* Footer */
.footer {
    background: linear-gradient(135deg, #0d1117 0%, #1a2a4e 50%, #0d1117 100%);
    color: white;
    padding: 80px 0 20px;
    border-top: 3px solid var(--primary-color);
}

.footer .container {
    display: flex;
    flex-direction: column;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-section h4 {
    margin-bottom: 1rem;
    color: var(--secondary-color);
}

.footer-section p {
    line-height: 1.8;
    opacity: 0.9;
}

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

.footer-section ul li {
    margin-bottom: 0.5rem;
}

.footer-section a {
    color: white;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section a:hover {
    color: var(--secondary-color);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    color: rgba(255, 255, 255, 0.75);
    font-size: 0.9rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    font-weight: 500;
}

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

/* Responsive Design - Tablet */
@media (max-width: 1024px) {
    .container {
        max-width: 900px;
        padding: 0 20px;
    }

    .hero .container {
        gap: 2rem;
    }

    .hero h1 {
        font-size: 3rem;
    }

    .hero-image {
        display: none;
    }

    .service-items-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .products-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Responsive Design - Mobile Large */
@media (max-width: 768px) {
    .container {
        max-width: 100%;
        padding: 0 15px;
    }

    .hero {
        padding: 80px 0 60px;
        min-height: auto;
    }

    .hero .container {
        flex-direction: column;
        text-align: center;
    }

    .hero h1 {
        font-size: 2.2rem;
        line-height: 1.2;
    }

    .hero p {
        font-size: 1rem;
    }

    .hero-content {
        width: 100%;
    }

    .hero-image {
        display: none;
    }

    .hero-buttons {
        flex-direction: column;
        width: 100%;
        gap: 0.8rem;
    }

    .cta-button, .whatsapp-button {
        width: 100%;
        padding: 14px 20px;
        font-size: 0.95rem;
    }

    .nav-links {
        gap: 0.8rem;
        font-size: 0.85rem;
    }

    .service-items-grid {
        grid-template-columns: 1fr;
    }

    .products-grid {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    }

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

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

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

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

    .features {
        grid-template-columns: 1fr;
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .reference-types {
        grid-template-columns: 1fr;
    }

    .ecommerce-links {
        flex-direction: column;
        gap: 1rem;
    }

    .ecommerce-btn {
        width: 100%;
    }

    .footer .container {
        flex-direction: column;
        gap: 1rem;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 12px;
    }

    .logo h1 {
        font-size: 1.1rem;
        letter-spacing: 1px;
    }

    .tagline {
        font-size: 0.55rem !important;
    }

    .company-name {
        font-size: 0.55rem;
    }

    .nav-links {
        gap: 0.4rem;
        font-size: 0.7rem;
    }

    .nav-links a {
        padding: 5px;
    }

    .hero {
        padding: 60px 0 40px;
    }

    .hero h1 {
        font-size: 1.8rem;
        line-height: 1.25;
    }

    .hero p {
        font-size: 0.95rem;
        margin-bottom: 1.5rem;
    }

    .hero-buttons {
        flex-direction: column;
        gap: 0.6rem;
        width: 100%;
    }

    .cta-button, .whatsapp-button {
        width: 100%;
        font-size: 0.85rem;
        padding: 12px 12px;
        border-radius: 30px;
    }

    .service-items-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .service-item {
        padding: 1.2rem;
        border-left-width: 3px;
    }

    .service-item h4 {
        font-size: 1rem;
    }

    .category-header h3 {
        font-size: 1.3rem;
    }

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

    .product-card {
        padding: 1.2rem;
    }

    .product-card h4 {
        font-size: 1rem;
    }

    .product-card ul li {
        font-size: 0.8rem;
        padding: 0.4rem 0;
    }

    .product-specs {
        font-size: 0.75rem;
    }

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

    .stat-number {
        font-size: 1.6rem;
    }

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

    .reference-types {
        grid-template-columns: 1fr;
    }

    .ecommerce-banner {
        padding: 1.5rem;
        margin: 1.5rem 0;
    }

    .ecommerce-banner h3 {
        font-size: 1.1rem;
    }

    .ecommerce-links {
        flex-direction: column;
        gap: 0.8rem;
    }

    .ecommerce-btn {
        width: 100%;
        font-size: 0.85rem;
        padding: 10px 12px;
    }

    .services h2,
    .about h2,
    .projects h2,
    .contact h2,
    .references h2,
    .products-section h2 {
        font-size: 1.5rem;
        margin-bottom: 1.5rem;
    }

    .contact-form {
        padding: 1.5rem;
    }

    .contact-form h3 {
        font-size: 1.1rem;
    }
}

/* WhatsApp Floating Button */
.whatsapp-float {
    position: fixed;
    width: 60px;
    height: 60px;
    bottom: 40px;
    right: 40px;
    background-color: #25d366;
    color: #fff;
    border-radius: 50px;
    text-align: center;
    font-size: 30px;
    z-index: 100;
    box-shadow: 2px 2px 8px rgba(0, 0, 0, 0.2);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    text-decoration: none;
}

.whatsapp-float:hover {
    background-color: #1f8d4f;
    transform: scale(1.1);
    box-shadow: 4px 4px 12px rgba(37, 211, 102, 0.4);
}

@media (max-width: 768px) {
    .whatsapp-float {
        width: 50px;
        height: 50px;
        bottom: 25px;
        right: 25px;
        font-size: 25px;
    }
}