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

:root {
    --primary-blue: #309EE2;
    --secondary-blue: #1C75A9;
    --dark-blue: #0C3850;
    --black: #0B0D11;
    --gray: #545D61;
    --white: #ffffff;
    --light-gray: #f8f9fa;
    
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    
    --shadow-sm: 0 2px 4px rgba(11, 13, 17, 0.1);
    --shadow-md: 0 4px 6px rgba(11, 13, 17, 0.1);
    --shadow-lg: 0 10px 15px rgba(11, 13, 17, 0.1);
    --shadow-xl: 0 20px 25px rgba(11, 13, 17, 0.1);
    
    --border-radius: 8px;
    --border-radius-lg: 12px;
    
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    line-height: 1.6;
    color: var(--black);
    overflow-x: hidden;
}

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

/* Loading Screen */
#loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--dark-blue), var(--black));
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 10000;
    transition: opacity 0.5s ease;
}

.loading-content {
    text-align: center;
}

.loading-logo {
    width: 250px;
    height: auto;
    animation: bounce-float 2s ease-in-out infinite;
}

@keyframes bounce-float {
    0%, 100% { 
        transform: translateY(0px) scale(1); 
        opacity: 1; 
    }
    25% { 
        transform: translateY(-15px) scale(1.05); 
        opacity: 0.9; 
    }
    50% { 
        transform: translateY(-30px) scale(1.1); 
        opacity: 0.8; 
    }
    75% { 
        transform: translateY(-15px) scale(1.05); 
        opacity: 0.9; 
    }
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(11, 13, 17, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    transition: var(--transition);
    padding: 15px 0;
}

.navbar.scrolled {
    background: rgba(11, 13, 17, 0.98);
    box-shadow: var(--shadow-lg);
    padding: 10px 0;
}

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

.nav-logo {
    display: flex;
    align-items: center;
    gap: 12px;
}

.nav-logo img {
    width: 60px;
    height: 40px;
    object-fit: cover;
    object-position: top;
}

.nav-logo span {
    color: var(--white);
    font-weight: 600;
    font-size: 1.2rem;
}

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

.nav-link {
    color: var(--white);
    text-decoration: none;
    font-weight: 500;
    position: relative;
    transition: var(--transition);
}

.nav-link:hover,
.nav-link.active {
    color: var(--primary-blue);
}

.nav-link::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -5px;
    left: 0;
    background: var(--primary-blue);
    transition: var(--transition);
}

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

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
}

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

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

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

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

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

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.hero-background img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(11, 13, 17, 0.7), rgba(12, 56, 80, 0.6));
    z-index: 2;
}

.hero-content {
    position: relative;
    z-index: 3;
    text-align: center;
    padding: 0 20px;
}

.hero-title {
    font-size: clamp(2.5rem, 6vw, 5rem);
    font-weight: 700;
    color: var(--white);
    text-shadow: 2px 2px 8px rgba(0, 0, 0, 0.7);
    line-height: 1.2;
    margin: 0;
    max-width: 900px;
}

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

.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 15px 30px;
    border: none;
    border-radius: var(--border-radius);
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
    cursor: pointer;
    font-size: 1rem;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-blue), var(--secondary-blue));
    color: var(--white);
    box-shadow: var(--shadow-lg);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-xl);
    background: linear-gradient(135deg, var(--secondary-blue), var(--dark-blue));
}

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

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

.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 15px 30px;
    border: none;
    border-radius: var(--border-radius);
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
    cursor: pointer;
    font-size: 1rem;
}

/* Section Headers */
.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-header h2 {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    color: var(--dark-blue);
    margin-bottom: 15px;
    position: relative;
}

.section-header h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-blue), var(--secondary-blue));
    border-radius: 2px;
}

.section-header p {
    font-size: 1.2rem;
    color: var(--gray);
    max-width: 600px;
    margin: 0 auto;
}

/* About Section */
.about {
    padding: 100px 0;
    background: var(--light-gray);
}

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

.about-text h3 {
    font-size: 1.8rem;
    color: var(--dark-blue);
    margin-bottom: 15px;
    margin-top: 30px;
}

.about-text h3:first-child {
    margin-top: 0;
}

.about-text p {
    color: var(--gray);
    margin-bottom: 20px;
    line-height: 1.7;
}

.features {
    margin-top: 40px;
}

.feature {
    display: flex;
    align-items: flex-start;
    gap: 20px;
    margin-bottom: 30px;
}

.feature i {
    font-size: 2rem;
    color: var(--primary-blue);
    margin-top: 5px;
}

.feature h4 {
    color: var(--dark-blue);
    margin-bottom: 8px;
    font-size: 1.2rem;
}

.feature p {
    color: var(--gray);
    margin: 0;
}

.about-image {
    position: relative;
}

.about-image img {
    width: 100%;
    height: auto;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-xl);
}

/* Services Section */
.services {
    padding: 100px 0;
    background: var(--white);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 40px;
}

.service-card {
    background: var(--white);
    border-radius: var(--border-radius-lg);
    padding: 40px;
    box-shadow: var(--shadow-lg);
    transition: var(--transition);
    border: 1px solid rgba(48, 158, 226, 0.1);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-blue), var(--secondary-blue));
}

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

.service-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary-blue), var(--secondary-blue));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 30px;
}

.service-icon i {
    font-size: 2rem;
    color: var(--white);
}

.service-content h3 {
    font-size: 1.5rem;
    color: var(--dark-blue);
    margin-bottom: 15px;
}

.service-content p {
    color: var(--gray);
    margin-bottom: 25px;
    line-height: 1.7;
}

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

.service-features li {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 10px;
    color: var(--gray);
}

.service-features i {
    color: var(--primary-blue);
    font-size: 0.9rem;
}

.service-benefit {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    padding: 20px;
    background: rgba(48, 158, 226, 0.05);
    border-radius: var(--border-radius);
    border-left: 4px solid var(--primary-blue);
}

.service-benefit i {
    color: var(--primary-blue);
    font-size: 1.2rem;
    margin-top: 2px;
}

.service-benefit span {
    color: var(--dark-blue);
    font-weight: 500;
    font-size: 0.95rem;
}

/* Gallery Section */
.gallery {
    padding: 100px 0;
    background: var(--light-gray);
}

.gallery-filters {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 10px 25px;
    border: 2px solid var(--primary-blue);
    background: transparent;
    color: var(--primary-blue);
    border-radius: 25px;
    cursor: pointer;
    transition: var(--transition);
    font-weight: 500;
}

.filter-btn:hover,
.filter-btn.active {
    background: var(--primary-blue);
    color: var(--white);
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 30px;
    margin-bottom: 40px;
}

.gallery-item {
    position: relative;
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    cursor: pointer;
    transition: var(--transition);
    height: 250px;
}

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

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

.gallery-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(11, 13, 17, 0.8), rgba(12, 56, 80, 0.8));
    color: var(--white);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    opacity: 0;
    transition: var(--transition);
    padding: 20px;
}

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

.gallery-overlay h4 {
    font-size: 1.3rem;
    margin-bottom: 10px;
}

.gallery-overlay p {
    margin-bottom: 15px;
    opacity: 0.9;
}

.gallery-overlay i {
    font-size: 2rem;
    color: var(--primary-blue);
}

/* Tools Promo Section */
.tools-promo {
    padding: 100px 0;
    background: var(--white);
}

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

.tools-text h3 {
    font-size: 1.8rem;
    color: var(--dark-blue);
    margin-bottom: 15px;
}

.tools-text p {
    color: var(--gray);
    margin-bottom: 30px;
    line-height: 1.7;
    font-size: 1.1rem;
}

.tools-features {
    margin-bottom: 40px;
}

.tool-feature {
    display: flex;
    align-items: flex-start;
    gap: 20px;
    margin-bottom: 25px;
}

.tool-feature i {
    font-size: 1.5rem;
    color: var(--primary-blue);
    margin-top: 5px;
    min-width: 24px;
}

.tool-feature h4 {
    color: var(--dark-blue);
    margin-bottom: 5px;
    font-size: 1.1rem;
}

.tool-feature p {
    color: var(--gray);
    margin: 0;
    font-size: 0.95rem;
}

.tools-preview {
    position: relative;
}

.tool-preview-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.tool-preview-item {
    background: var(--light-gray);
    border-radius: var(--border-radius-lg);
    padding: 20px;
    text-align: center;
    transition: var(--transition);
    border: 2px solid transparent;
}

.tool-preview-item:hover {
    transform: translateY(-5px);
    border-color: var(--primary-blue);
    box-shadow: var(--shadow-lg);
}

.tool-preview-item img {
    width: 80px;
    height: 80px;
    object-fit: contain;
    margin-bottom: 10px;
    filter: drop-shadow(0 2px 8px rgba(0,0,0,0.1));
}

.tool-preview-item span {
    display: block;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--dark-blue);
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    z-index: 10000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.9);
}

.modal-content {
    margin: auto;
    display: block;
    width: 80%;
    max-width: 700px;
    margin-top: 5%;
    border-radius: var(--border-radius);
}

.modal-close {
    position: absolute;
    top: 15px;
    right: 35px;
    color: #f1f1f1;
    font-size: 40px;
    font-weight: bold;
    cursor: pointer;
}

.modal-caption {
    margin: auto;
    display: block;
    width: 80%;
    max-width: 700px;
    text-align: center;
    color: #ccc;
    padding: 10px 0;
}

/* Contact Section */
.contact {
    padding: 100px 0;
    background: var(--white);
}

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

.contact-info h3 {
    font-size: 1.8rem;
    color: var(--dark-blue);
    margin-bottom: 30px;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 20px;
    margin-bottom: 30px;
}

.contact-item i {
    font-size: 1.5rem;
    color: var(--primary-blue);
    margin-top: 5px;
}

.contact-item h4 {
    color: var(--dark-blue);
    margin-bottom: 5px;
}

.contact-item p {
    color: var(--gray);
    margin: 0;
}

.specialties {
    margin-top: 40px;
}

.specialties h4 {
    color: var(--dark-blue);
    margin-bottom: 20px;
    font-size: 1.2rem;
}

.specialty-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.specialty-tags span {
    background: linear-gradient(135deg, var(--primary-blue), var(--secondary-blue));
    color: var(--white);
    padding: 8px 15px;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 500;
}

.contact-form h3 {
    font-size: 1.8rem;
    color: var(--dark-blue);
    margin-bottom: 30px;
}

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

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 15px;
    border: 2px solid rgba(48, 158, 226, 0.2);
    border-radius: var(--border-radius);
    font-family: var(--font-family);
    font-size: 1rem;
    transition: var(--transition);
    background: var(--white);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-blue);
    box-shadow: 0 0 0 3px rgba(48, 158, 226, 0.1);
}

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

/* Footer */
.footer {
    background: linear-gradient(135deg, var(--dark-blue), var(--black));
    color: var(--white);
    padding: 60px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 20px;
}

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

.footer-logo h3 {
    color: var(--white);
}

.footer-section h4 {
    color: var(--primary-blue);
    margin-bottom: 20px;
    font-size: 1.2rem;
}

.footer-section p {
    opacity: 0.9;
    line-height: 1.7;
    margin-bottom: 15px;
}

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

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

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

.footer-section ul li a:hover {
    color: var(--primary-blue);
}

.footer-section ul li i {
    color: var(--primary-blue);
    margin-right: 10px;
    width: 15px;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 20px;
    text-align: center;
}

.footer-bottom p {
    opacity: 0.7;
    margin-bottom: 5px;
}

/* WhatsApp Float Button */
.whatsapp-float {
    position: fixed;
    width: 60px;
    height: 60px;
    bottom: 40px;
    right: 40px;
    background: #25d366;
    color: white;
    border-radius: 50px;
    text-align: center;
    font-size: 30px;
    box-shadow: var(--shadow-xl);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.whatsapp-float:hover {
    transform: scale(1.1);
    background: #20ba5a;
    color: white;
    text-decoration: none;
}

/* Back to Top Button */
.back-to-top {
    position: fixed;
    bottom: 120px;
    right: 40px;
    width: 50px;
    height: 50px;
    background: var(--primary-blue);
    color: var(--white);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
}

.back-to-top.show {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    background: var(--secondary-blue);
    transform: translateY(-2px);
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: rgba(11, 13, 17, 0.98);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: var(--shadow-lg);
        padding: 30px 0;
        gap: 0;
    }

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

    .nav-menu li {
        margin: 15px 0;
    }

    .hamburger {
        display: flex;
    }

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

    .about-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }

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

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

    .tools-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .tool-preview-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 15px;
    }

    .contact-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }

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

    .whatsapp-float {
        bottom: 30px;
        right: 30px;
        width: 50px;
        height: 50px;
        font-size: 24px;
    }

    .back-to-top {
        bottom: 100px;
        right: 30px;
        width: 40px;
        height: 40px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }

    .hero-title {
        font-size: 2rem;
        margin-bottom: 40px;
    }

    .btn {
        padding: 12px 25px;
        font-size: 0.9rem;
    }

    .service-card {
        padding: 30px 20px;
    }

    .section-header h2 {
        font-size: 1.8rem;
    }

    .section-header p {
        font-size: 1rem;
    }

    .gallery-filters {
        gap: 10px;
    }

    .filter-btn {
        padding: 8px 15px;
        font-size: 0.9rem;
    }
}

/* Animation Classes */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
}

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

.slide-in-left {
    opacity: 0;
    transform: translateX(-50px);
    transition: all 0.6s ease;
}

.slide-in-left.visible {
    opacity: 1;
    transform: translateX(0);
}

.slide-in-right {
    opacity: 0;
    transform: translateX(50px);
    transition: all 0.6s ease;
}

.slide-in-right.visible {
    opacity: 1;
    transform: translateX(0);
}

.scale-in {
    opacity: 0;
    transform: scale(0.8);
    transition: all 0.6s ease;
}

.scale-in.visible {
    opacity: 1;
    transform: scale(1);
}

/* Print Styles */
@media print {
    .navbar, .whatsapp-float, .back-to-top, .scroll-indicator {
        display: none;
    }
    
    .hero {
        height: auto;
        padding: 50px 0;
    }
    
    .section {
        padding: 30px 0;
    }
}