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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
    overflow-x: hidden;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
}

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

/* Header Styles */
.header {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(15px);
    z-index: 1000;
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
}

.navbar {
    padding: 0.8rem 0;
}

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

.nav-logo .logo {
    height: 45px;
    width: auto;
    transition: transform 0.3s ease;
}

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

.nav-menu {
    display: flex;
    list-style: none;
    gap: 0.3rem;
    background: rgba(255, 255, 255, 0.15);
    padding: 0.4rem;
    border-radius: 50px;
    backdrop-filter: blur(15px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
}

.nav-item {
    position: relative;
}

.nav-link {
    text-decoration: none;
    color: #333;
    font-weight: 500;
    padding: 0.6rem 1rem;
    border-radius: 25px;
    transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    position: relative;
    display: block;
    font-size: 0.85rem;
    white-space: nowrap;
    letter-spacing: 0.3px;
}

.nav-link:hover {
    color: #007bff;
    background: rgba(0, 123, 255, 0.12);
    transform: translateY(-2px) scale(1.05);
    box-shadow: 0 6px 20px rgba(0, 123, 255, 0.25);
}

.nav-link.active {
    color: #007bff;
    background: rgba(0, 123, 255, 0.18);
    font-weight: 600;
    box-shadow: 0 4px 15px rgba(0, 123, 255, 0.2);
}

.nav-link::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 25px;
    opacity: 0;
    transition: all 0.3s ease;
    z-index: -1;
}

.nav-link:hover::before {
    opacity: 0.08;
    transform: scale(1.1);
}

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

.bar {
    width: 25px;
    height: 3px;
    background-color: #333;
    margin: 3px 0;
    transition: 0.3s;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('hero-image.jpg') center/cover;
    opacity: 0.3;
    z-index: 1;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    position: relative;
    z-index: 2;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.hero-text h1 {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.hero-text h2 {
    font-size: 1.5rem;
    font-weight: 400;
    margin-bottom: 1.5rem;
    opacity: 0.9;
}

.hero-text p {
    font-size: 1.1rem;
    margin-bottom: 2rem;
    opacity: 0.8;
    line-height: 1.8;
}

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

.btn {
    padding: 12px 30px;
    border: none;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    cursor: pointer;
    display: inline-block;
    text-align: center;
}

.btn-primary {
    background: #007bff;
    color: white;
}

.btn-primary:hover {
    background: #0056b3;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 123, 255, 0.4);
}

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

.btn-secondary:hover {
    background: white;
    color: #007bff;
    transform: translateY(-2px);
}

.hero-image img {
    width: 100%;
    height: auto;
    border-radius: 20px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

/* Section Styles */
section {
    padding: 80px 0;
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 3rem;
    color: #333;
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    width: 80px;
    height: 4px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    border-radius: 2px;
}

/* Features Section */
.features {
    background: #f8f9fa;
    padding: 100px 0;
}

.section-subtitle {
    text-align: center;
    font-size: 1.2rem;
    color: #666;
    margin-bottom: 4rem;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.8;
}

.feature-category {
    margin-bottom: 5rem;
}

.category-title {
    font-size: 2rem;
    font-weight: 700;
    color: #333;
    margin-bottom: 2rem;
    text-align: center;
    position: relative;
    padding-bottom: 1rem;
}

.category-title::after {
    content: '';
    position: absolute;
    width: 60px;
    height: 3px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    border-radius: 2px;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.feature-card {
    background: white;
    padding: 1rem;
    border-radius: 15px;
    text-align: center;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.08);
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    border: 1px solid rgba(0, 123, 255, 0.1);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

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

.feature-card:hover {
    transform: translateY(-15px) scale(1.02);
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.15);
    border-color: rgba(0, 123, 255, 0.3);
}

.feature-icon {
    font-size: 2rem;
    color: #007bff;
    margin-bottom: 0.8rem;
    transition: all 0.3s ease;
}

.feature-card:hover .feature-icon {
    transform: scale(1.1);
    color: #0056b3;
}

.feature-card h4 {
    font-size: 1.1rem;
    margin-bottom: 0.6rem;
    color: #333;
    font-weight: 600;
}

.feature-card p {
    color: #666;
    margin-bottom: 0.8rem;
    line-height: 1.5;
    font-size: 0.85rem;
}

.feature-image {
    width: 100%;
    height: 120px;
    object-fit: cover;
    border-radius: 12px;
    margin-top: 0.6rem;
    transition: transform 0.3s ease;
}

.feature-card:hover .feature-image {
    transform: scale(1.05);
}

/* System Images Section */
.system-images-section {
    margin-top: 4rem;
    text-align: center;
    background: white;
    padding: 3rem 2rem;
    border-radius: 20px;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
    border: 1px solid rgba(0, 123, 255, 0.1);
}

.images-title {
    font-size: 2rem;
    font-weight: 700;
    color: #333;
    margin-bottom: 1rem;
    position: relative;
}

.images-title::after {
    content: '';
    position: absolute;
    width: 60px;
    height: 3px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    border-radius: 2px;
}

.images-description {
    font-size: 1.1rem;
    color: #666;
    margin-bottom: 2rem;
    line-height: 1.6;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

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

.image-item {
    text-align: center;
    padding: 1rem;
    border-radius: 15px;
    transition: all 0.3s ease;
    background: #f8f9fa;
    border: 1px solid rgba(0, 123, 255, 0.1);
    min-height: 200px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.image-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
    background: white;
    border-color: rgba(0, 123, 255, 0.3);
}

.system-image {
    width: 100%;
    height: 150px;
    object-fit: cover;
    border-radius: 10px;
    margin-bottom: 1rem;
    transition: transform 0.3s ease;
    opacity: 1 !important;
    visibility: visible !important;
    display: block !important;
    background: #f8f9fa;
}

.image-item:hover .system-image {
    transform: scale(1.05);
}

.image-item h4 {
    font-size: 1rem;
    color: #333;
    font-weight: 600;
    margin: 0;
}

.system-image {
    cursor: pointer;
    transition: all 0.3s ease;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
    -webkit-user-drag: none;
    -khtml-user-drag: none;
    -moz-user-drag: none;
    -o-user-drag: none;
    user-drag: none;
    pointer-events: auto;
}

.system-image:hover {
    opacity: 0.8 !important;
    transform: scale(1.02);
    transition: all 0.3s ease;
}

/* System image protection - minimal */
.system-image {
    cursor: pointer;
    transition: all 0.3s ease;
}

/* Modal Styles */
.modal {
    display: none;
    position: fixed;
    z-index: 9999;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(5px);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

.modal[style*="display: block"] {
    display: block !important;
    opacity: 1 !important;
    visibility: visible !important;
}

.modal.modal-open {
    opacity: 1 !important;
    visibility: visible !important;
}

.modal-content {
    position: relative;
    margin: 5% auto;
    padding: 20px;
    width: 90%;
    max-width: 600px;
    background: white;
    border-radius: 15px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    transform: scale(0.9);
    transition: transform 0.3s ease;
}

.modal.modal-open .modal-content {
    transform: scale(1);
}

/* System images modal - smaller and centered */
.system-image-modal {
    max-width: 500px !important;
    padding: 15px !important;
    margin: 10% auto !important;
}

.system-image-modal .modal-image {
    max-height: 60vh !important;
    max-width: 80% !important;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2) !important;
}

.system-image-modal .modal-caption {
    font-size: 1rem !important;
    margin-top: 10px !important;
    color: #555 !important;
}

.close {
    position: absolute;
    top: 15px;
    right: 20px;
    color: #aaa;
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
    z-index: 2001;
    transition: color 0.3s ease;
}

.close:hover,
.close:focus {
    color: #000;
    text-decoration: none;
}

.modal-image {
    width: 100%;
    height: auto;
    max-height: 70vh;
    object-fit: contain;
    border-radius: 10px;
    display: block;
    margin: 0 auto;
    transition: transform 0.3s ease;
}

/* System images in modal - smaller size */
.modal-image[src*="gorseller/"] {
    max-height: 60vh;
    max-width: 80%;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.modal-image:hover {
    transform: scale(1.02);
}

.modal-caption {
    text-align: center;
    margin-top: 15px;
    font-size: 1.1rem;
    color: #333;
    font-weight: 600;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes slideIn {
    from { 
        opacity: 0;
        transform: translateY(-50px) scale(0.9);
    }
    to { 
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

/* Image Protection Styles */
img {
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
    -webkit-user-drag: none;
    -khtml-user-drag: none;
    -moz-user-drag: none;
    -o-user-drag: none;
    user-drag: none;
    pointer-events: auto;
}

/* Disable all text selection */
* {
    -webkit-user-select: none !important;
    -moz-user-select: none !important;
    -ms-user-select: none !important;
    user-select: none !important;
    -webkit-touch-callout: none !important;
    -webkit-tap-highlight-color: transparent !important;
}

/* Disable image dragging and selection */
img {
    -webkit-user-select: none !important;
    -moz-user-select: none !important;
    -ms-user-select: none !important;
    user-select: none !important;
    -webkit-user-drag: none !important;
    -khtml-user-drag: none !important;
    -moz-user-drag: none !important;
    -o-user-drag: none !important;
    user-drag: none !important;
    pointer-events: auto !important;
    -webkit-touch-callout: none !important;
    -webkit-tap-highlight-color: transparent !important;
}

/* Disable context menu */
* {
    -webkit-context-menu: none !important;
    -moz-context-menu: none !important;
    -ms-context-menu: none !important;
    context-menu: none !important;
}

/* Disable text selection highlighting */
::selection {
    background: transparent !important;
    color: inherit !important;
}

::-moz-selection {
    background: transparent !important;
    color: inherit !important;
}

::-webkit-selection {
    background: transparent !important;
    color: inherit !important;
}

/* WhatsApp Button */
.whatsapp-button {
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 1000;
    animation: pulse 2s infinite;
}

.whatsapp-link {
    display: flex;
    align-items: center;
    background: #25D366;
    color: white;
    text-decoration: none;
    padding: 15px 20px;
    border-radius: 50px;
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
    transition: all 0.3s ease;
    font-weight: 600;
    font-size: 16px;
    min-width: 60px;
    justify-content: center;
    gap: 8px;
}

.whatsapp-link:hover {
    background: #128C7E;
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(37, 211, 102, 0.6);
    color: white;
    text-decoration: none;
}

.whatsapp-link i {
    font-size: 24px;
    animation: bounce 1s infinite;
}

.whatsapp-text {
    font-size: 14px;
    font-weight: 600;
}

@keyframes pulse {
    0% {
        box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.7);
    }
    70% {
        box-shadow: 0 0 0 10px rgba(37, 211, 102, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(37, 211, 102, 0);
    }
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0);
    }
    40% {
        transform: translateY(-3px);
    }
    60% {
        transform: translateY(-2px);
    }
}

@keyframes slideInRight {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

@keyframes slideOutRight {
    from {
        transform: translateX(0);
        opacity: 1;
    }
    to {
        transform: translateX(100%);
        opacity: 0;
    }
}

/* Notification Styles */
.notification {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    font-size: 14px;
    font-weight: 500;
}

.notification-content {
    display: flex;
    align-items: center;
    gap: 10px;
}

.notification-content i {
    font-size: 18px;
}

/* Video Section */
.video-section {
    margin-top: 4rem;
    text-align: center;
    background: white;
    padding: 3rem 2rem;
    border-radius: 20px;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
    border: 1px solid rgba(0, 123, 255, 0.1);
}

.video-title {
    font-size: 2rem;
    font-weight: 700;
    color: #333;
    margin-bottom: 1rem;
    position: relative;
}

.video-title::after {
    content: '';
    position: absolute;
    width: 60px;
    height: 3px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    border-radius: 2px;
}

.video-description {
    font-size: 1.1rem;
    color: #666;
    margin-bottom: 2rem;
    line-height: 1.6;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.video-container {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.promo-video {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 15px;
    transition: transform 0.3s ease;
}

.promo-video:hover {
    transform: scale(1.02);
}

/* Integration Section */
.integration {
    background: white;
}

.integration .main-image {
    opacity: 1 !important;
    visibility: visible !important;
    display: block !important;
    transform: none !important;
}

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

.integration-text h3 {
    font-size: 2rem;
    margin-bottom: 1.5rem;
    color: #333;
}

.integration-text p {
    font-size: 1.1rem;
    color: #666;
    margin-bottom: 2rem;
    line-height: 1.8;
}

.integration-features {
    list-style: none;
}

.integration-features li {
    display: flex;
    align-items: center;
    margin-bottom: 1rem;
    font-size: 1.1rem;
    color: #333;
}

.integration-features i {
    color: #28a745;
    margin-right: 1rem;
    font-size: 1.2rem;
}

.integration-image {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

.main-image {
    width: 100%;
    max-width: 500px;
    height: auto;
    border-radius: 20px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
    transition: transform 0.3s ease;
    opacity: 1;
    visibility: visible;
    display: block;
}

.main-image:hover {
    transform: scale(1.02);
}

/* References Section */
.references {
    background: #f8f9fa;
}

.references-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
    max-width: 1400px;
    margin: 0 auto;
}

.reference-box {
    background: white;
    padding: 1.5rem;
    border-radius: 15px;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.08);
    text-align: center;
    height: 200px;
    width: 300px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    transition: all 0.3s ease;
    border: 1px solid rgba(0, 123, 255, 0.1);
    position: relative;
    overflow: hidden;
}

.reference-box::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.reference-box:hover::before {
    transform: scaleX(1);
}

.reference-box:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.15);
    border-color: rgba(0, 123, 255, 0.3);
}

.reference-box h3 {
    font-size: 1.2rem;
    margin-bottom: 0.8rem;
    color: #333;
    font-weight: 600;
    line-height: 1.3;
}

.reference-box p {
    color: #666;
    font-size: 0.9rem;
    margin: 0;
    line-height: 1.4;
}

/* Social Responsibility Section */
.social {
    background: white;
    text-align: left;
}

.social-content {
    max-width: 900px;
    margin: 0 auto;
}

.social-content h3 {
    font-size: 1.8rem;
    color: #333;
    margin-bottom: 1.5rem;
    text-align: center;
    position: relative;
    padding-bottom: 1rem;
}

.social-content h3::after {
    content: '';
    position: absolute;
    width: 60px;
    height: 3px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    border-radius: 2px;
}

.social-content p {
    font-size: 1.1rem;
    color: #666;
    line-height: 1.8;
    margin-bottom: 1.5rem;
    text-align: justify;
}

.social-list {
    margin: 1.5rem 0;
    padding-left: 0;
    list-style: none;
}

.social-list li {
    font-size: 1.1rem;
    color: #666;
    line-height: 1.8;
    margin-bottom: 0.8rem;
    padding-left: 2rem;
    position: relative;
}

.social-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    top: 0;
    color: #28a745;
    font-weight: bold;
    font-size: 1.2rem;
}

/* Achievements Section */
.achievements {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

.achievements-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    text-align: center;
}

.achievement-item {
    padding: 2rem;
}

.achievement-number {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.achievement-text {
    font-size: 1.2rem;
    opacity: 0.9;
}

/* About Section */
.about {
    background: #f8f9fa;
}

.about-content {
    max-width: 1000px;
    margin: 0 auto;
}

.about-text-image {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 3rem;
    align-items: center;
}

.about-text {
    text-align: left;
}

.about-text p {
    font-size: 1.1rem;
    color: #666;
    line-height: 1.8;
    margin-bottom: 1.5rem;
}

.about-text p:last-child {
    margin-bottom: 0;
}

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

.about-logo-img {
    max-width: 250px;
    height: auto;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
    opacity: 1 !important;
    visibility: visible !important;
    display: block !important;
}

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

/* Services Section */
.services {
    background: white;
}

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

.service-item {
    text-align: center;
    padding: 2rem;
    border-radius: 15px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: 1px solid #e9ecef;
}

.service-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
}

.service-item i {
    font-size: 3rem;
    color: #007bff;
    margin-bottom: 1rem;
}

.service-item h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: #333;
}

.service-item p {
    color: #666;
    line-height: 1.6;
}

/* Contact Section */
.contact {
    background: #f8f9fa;
}

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

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

.contact-item {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.contact-item i {
    font-size: 1.5rem;
    color: #007bff;
    width: 30px;
}

.contact-item h4 {
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
    color: #333;
}

.contact-item p {
    color: #666;
    margin: 0.3rem 0;
    line-height: 1.4;
}

.contact-form {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.contact-form input,
.contact-form textarea {
    width: 100%;
    padding: 1rem;
    margin-bottom: 1rem;
    border: 1px solid #ddd;
    border-radius: 10px;
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

.contact-form input:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: #007bff;
}

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

/* Footer */
.footer {
    background: #333;
    color: white;
    padding: 3rem 0 1rem;
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 2fr 1fr;
    gap: 2rem;
    align-items: center;
    margin-bottom: 2rem;
}

.footer-logo img {
    height: 50px;
    width: auto;
}

.footer-links {
    display: flex;
    gap: 2rem;
    justify-content: center;
    flex-wrap: wrap;
}

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

.footer-links a:hover {
    color: #007bff;
}

.footer-social {
    display: flex;
    gap: 1rem;
    justify-content: flex-end;
}

.footer-social a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: #007bff;
    color: white;
    border-radius: 50%;
    text-decoration: none;
    transition: all 0.3s ease;
}

.footer-social a:hover {
    background: #0056b3;
    transform: translateY(-2px);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid #555;
    color: #999;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(20px);
        width: 100%;
        text-align: center;
        transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
        box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
        padding: 2rem 0;
        border-radius: 0 0 20px 20px;
        border: 1px solid rgba(255, 255, 255, 0.2);
        gap: 0.5rem;
    }

    .nav-menu.active {
        left: 0;
    }

    .nav-link {
        margin: 0.3rem 1rem;
        padding: 0.8rem 1.2rem;
        border-radius: 15px;
        background: rgba(0, 123, 255, 0.08);
        transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
        font-size: 0.9rem;
    }

    .nav-link:hover {
        background: rgba(0, 123, 255, 0.18);
        transform: translateX(8px) scale(1.02);
        box-shadow: 0 4px 15px rgba(0, 123, 255, 0.2);
    }

    .hamburger {
        display: flex;
        background: rgba(0, 123, 255, 0.1);
        padding: 0.5rem;
        border-radius: 8px;
        transition: all 0.3s ease;
    }

    .hamburger:hover {
        background: rgba(0, 123, 255, 0.2);
    }

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

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

    .hamburger.active .bar:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg);
    }

    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 2rem;
    }

    .hero-text h1 {
        font-size: 2.5rem;
    }

    .hero-text h2 {
        font-size: 1.2rem;
    }

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

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

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

    .footer-social {
        justify-content: center;
    }

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

    .reference-box {
        width: 280px;
        height: 180px;
        padding: 1.2rem;
    }

    .reference-box h3 {
        font-size: 1.1rem;
    }

    .reference-box p {
        font-size: 0.85rem;
    }

    .video-section {
        margin-top: 2rem;
        padding: 2rem 1rem;
    }

    .video-title {
        font-size: 1.5rem;
    }

    .video-description {
        font-size: 1rem;
        margin-bottom: 1.5rem;
    }

    .video-container {
        max-width: 100%;
    }

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

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

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

    .feature-category {
        margin-bottom: 3rem;
    }

    .category-title {
        font-size: 1.5rem;
    }

    .section-subtitle {
        font-size: 1rem;
        margin-bottom: 2rem;
    }

    .feature-card {
        padding: 1rem;
    }

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

    .feature-image {
        height: 100px;
    }

    .about-text-image {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }

    .about-text {
        text-align: center;
    }

    .about-logo-img {
        max-width: 200px;
    }

    .images-grid {
        grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
        gap: 1rem;
    }

    .image-item {
        padding: 0.8rem;
    }

    .system-image {
        height: 120px;
    }

    .image-item h4 {
        font-size: 0.9rem;
    }

    .modal-content {
        width: 95%;
        margin: 10% auto;
        padding: 15px;
    }

    .modal-image {
        max-height: 60vh;
    }

    .close {
        top: 10px;
        right: 15px;
        font-size: 24px;
    }

    .whatsapp-button {
        bottom: 20px;
        right: 20px;
    }

    .whatsapp-link {
        padding: 12px 16px;
        font-size: 14px;
        min-width: 50px;
    }

    .whatsapp-link i {
        font-size: 20px;
    }

    .whatsapp-text {
        font-size: 12px;
    }
}

@media (max-width: 480px) {
    .hero-text h1 {
        font-size: 2rem;
    }

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

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

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

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

/* Smooth Scroll Animation */
@media (prefers-reduced-motion: no-preference) {
    .feature-card,
    .service-item,
    .reference-item {
        opacity: 0;
        transform: translateY(30px);
        animation: fadeInUp 0.6s ease forwards;
    }

    .feature-card:nth-child(1) { animation-delay: 0.1s; }
    .feature-card:nth-child(2) { animation-delay: 0.2s; }
    .feature-card:nth-child(3) { animation-delay: 0.3s; }
    .feature-card:nth-child(4) { animation-delay: 0.4s; }
    .feature-card:nth-child(5) { animation-delay: 0.5s; }
    .feature-card:nth-child(6) { animation-delay: 0.6s; }

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

/* Scroll to top button */
.scroll-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: #007bff;
    color: white;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: none;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    transition: all 0.3s ease;
    z-index: 1000;
}

.scroll-to-top:hover {
    background: #0056b3;
    transform: translateY(-2px);
}

.scroll-to-top.show {
    display: flex;
}