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

:root {
    --primary-color: #6366f1;
    --primary-dark: #4f46e5;
    --accent-color: #ec4899;
    --dark-bg: #0f172a;
    --dark-secondary: #1e293b;
    --light-bg: #ffffff;
    --light-secondary: #f8fafc;
    --text-dark: #0f172a;
    --text-light: #ffffff;
    --text-gray: #64748b;
    --border-color: #e2e8f0;
    --transition: all 0.3s ease;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: var(--dark-bg);
    padding: 1rem 0;
    z-index: 1000;
    transition: var(--transition);
}

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

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

.nav-brand {
    display: flex;
    align-items: center;
    text-decoration: none;
    transition: var(--transition);
}

.nav-brand:hover {
    opacity: 0.8;
}

.logo-img {
    height: 20px;
    width: auto;
    display: block;
}

.brand-dx {
    color: var(--primary-color);
}

.brand-super {
    font-size: 0.8rem;
    color: var(--primary-color);
    vertical-align: super;
}

.brand-analytics {
    font-size: 0.7rem;
    letter-spacing: 0.1em;
    color: var(--text-light);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.nav-toggle span {
    width: 25px;
    height: 2px;
    background: var(--text-light);
    margin: 3px 0;
    transition: var(--transition);
}

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

.nav-link {
    color: var(--text-light);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
    position: relative;
    padding: 0.5rem 0;
}

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

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

/* Hero Section */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.0) 0%, rgba(118, 75, 162, 0.20) 100%), url('assets/img/header-bg.webp') center/cover;
    color: var(--text-light);
    text-align: center;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 50%, rgba(99, 102, 241, 0.3) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(236, 72, 153, 0.3) 0%, transparent 50%);
    animation: pulse 8s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.8; }
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(15, 23, 42, 0.6);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 1;
    padding: 2rem;
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 700;
    margin-bottom: 1.5rem;
    line-height: 1.2;
    animation: fadeInUp 1s ease-out;
}

.hero-subtitle {
    font-size: clamp(1.1rem, 2vw, 1.5rem);
    margin-bottom: 1rem;
    opacity: 0.95;
    animation: fadeInUp 1s ease-out 0.2s backwards;
}

.hero-location {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    opacity: 0.9;
    animation: fadeInUp 1s ease-out 0.4s backwards;
}

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

/* Buttons */
.btn {
    display: inline-block;
    padding: 1rem 2.5rem;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    border-radius: 50px;
    transition: var(--transition);
    border: none;
    cursor: pointer;
    animation: fadeInUp 1s ease-out 0.6s backwards;
}

.btn-primary {
    background: var(--text-light);
    color: var(--primary-color);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(255, 255, 255, 0.3);
}

/* Sections */
.section {
    padding: 5rem 0;
}

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

.section-dark {
    background: var(--dark-bg);
    color: var(--text-light);
}

.section-partners {
    background: var(--light-secondary);
}

.section-contact {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--accent-color) 100%);
    color: var(--text-light);
}

.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    text-align: center;
    margin-bottom: 1rem;
}

.section-subtitle {
    text-align: center;
    font-size: 1.2rem;
    color: var(--text-gray);
    margin-bottom: 3rem;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.section-dark .section-subtitle {
    color: rgba(255, 255, 255, 0.8);
}

/* Content Box */
.content-box {
    max-width: 1000px;
    margin: 0 auto;
    padding: 2rem;
    background: var(--light-secondary);
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
}

.content-box p {
    font-size: 1.0rem;
    line-height: 1.8;
    margin-bottom: 1rem;
}

.highlight {
    font-weight: 600;
    color: var(--primary-dark);
}

/* Services Diagram */
.services-diagram {
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 3rem 0;
    text-align: center;
}

.diagram-img {
    max-width: 100%;
    height: auto;
    max-height: 400px;
    width: 80%;
    display: block;
}

/* Features Grid */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.feature-card {
    background: var(--dark-secondary);
    padding: 2.5rem;
    border-radius: 12px;
    text-align: center;
    transition: var(--transition);
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(99, 102, 241, 0.3);
}

.feature-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 1.5rem;
    color: var(--primary-color);
}

.feature-icon svg {
    width: 100%;
    height: 100%;
}

.feature-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text-light);
}

.feature-card p {
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.7;
}

/* Portfolio */
.portfolio-filters {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 3rem;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 0.75rem 1.5rem;
    background: transparent;
    border: 2px solid var(--border-color);
    border-radius: 50px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    color: var(--text-dark);
}

.filter-btn:hover,
.filter-btn.active {
    background: var(--primary-color);
    border-color: var(--primary-color);
    color: var(--text-light);
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 2rem;
}

.portfolio-item {
    background: var(--light-bg);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    transition: var(--transition);
}

.portfolio-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
}

.portfolio-item.hidden {
    display: none;
}

.portfolio-image {
    width: 100%;
    height: 250px;
    overflow: hidden;
    position: relative;
}

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

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

.placeholder-image {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

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

.portfolio-content {
    padding: 1.5rem;
}

.portfolio-content h3 {
    font-size: 1.25rem;
    margin-bottom: 0.75rem;
    color: var(--text-dark);
}

.portfolio-tag {
    display: inline-block;
    padding: 0.4rem 1rem;
    background: var(--primary-color);
    color: var(--text-light);
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
}

/* Partners & Testimonials */
.partners-testimonials-divider {
    margin-top: 4rem;
    padding-top: 4rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.partners-list {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 3rem;
    margin-top: 2rem;
    flex-wrap: wrap;
}

.partner-item {
    font-size: 1.1rem;
    color: var(--text-light);
    font-weight: 500;
    padding: 0.5rem 1rem;
    transition: var(--transition);
}

.partner-item:hover {
    color: var(--primary-color);
}

.partners-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.partner-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    background: var(--light-bg);
    border-radius: 12px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
    transition: var(--transition);
}

.partner-logo:hover {
    transform: translateY(-3px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.partner-placeholder {
    font-weight: 600;
    color: var(--text-gray);
    font-size: 1.1rem;
}

/* Testimonials */
.testimonial-slider {
    max-width: 900px;
    margin: 3rem auto 0;
    position: relative;
}

.testimonial-track {
    position: relative;
    min-height: 200px;
}

.testimonial-slide {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    opacity: 0;
    transition: opacity 0.5s ease;
    pointer-events: none;
}

.testimonial-slide.active {
    opacity: 1;
    pointer-events: auto;
}

.testimonial-slide blockquote {
    background: var(--dark-secondary);
    padding: 3rem;
    border-radius: 12px;
    border-left: 4px solid var(--primary-color);
}

.testimonial-slide p {
    font-size: 1.2rem;
    line-height: 1.8;
    margin-bottom: 1.5rem;
    font-style: italic;
}

.testimonial-slide footer {
    font-size: 1rem;
    color: var(--primary-color);
    font-style: normal;
}

.testimonial-dots {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-top: 2rem;
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    border: none;
    cursor: pointer;
    transition: var(--transition);
}

.dot.active {
    background: var(--primary-color);
    transform: scale(1.2);
}

/* Pricing */
.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.pricing-card {
    background: var(--light-bg);
    padding: 2.5rem;
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    transition: var(--transition);
    border: 2px solid transparent;
}

.pricing-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
}

.pricing-card.featured {
    border-color: var(--primary-color);
    transform: scale(1.02);
}

.pricing-card h3 {
    font-size: 1.8rem;
    margin-bottom: 1.5rem;
    color: var(--primary-color);
}

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

.pricing-features li {
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--border-color);
    line-height: 1.6;
}

.pricing-features li:last-child {
    border-bottom: none;
}

.pricing-features li::before {
    content: '✓';
    color: var(--primary-color);
    font-weight: bold;
    margin-right: 0.75rem;
}

/* Contact */
.contact-content {
    text-align: center;
    padding: 2rem;
}

.contact-content p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    opacity: 0.95;
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    margin-top: 3rem;
    align-items: start;
}

.contact-form-container {
    background: rgba(255, 255, 255, 0.95);
    padding: 2.5rem;
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group label {
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--text-dark);
    font-size: 0.95rem;
}

.form-control {
    padding: 0.75rem 1rem;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-family: inherit;
    font-size: 1rem;
    transition: var(--transition);
    background: var(--light-bg);
    color: var(--text-dark);
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.form-control::placeholder {
    color: var(--text-gray);
}

textarea.form-control {
    resize: vertical;
    min-height: 150px;
}

.form-message {
    padding: 1rem;
    border-radius: 8px;
    text-align: center;
    margin-top: 1rem;
    display: none;
    font-weight: 600;
}

.form-message.show {
    display: block;
}

.form-message.success {
    background: rgba(34, 197, 94, 0.1);
    color: #22c55e;
    border: 1px solid rgba(34, 197, 94, 0.3);
}

.form-message.error {
    background: rgba(239, 68, 68, 0.1);
    color: #ef4444;
    border: 1px solid rgba(239, 68, 68, 0.3);
}

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

.contact-info-box {
    background: rgba(255, 255, 255, 0.95);
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    border-left: 4px solid var(--text-light);
}

.contact-info-box h3 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.contact-info-box p {
    color: var(--text-dark);
    line-height: 1.7;
    margin-bottom: 0.75rem;
}

.contact-info-box p:last-child {
    margin-bottom: 0;
}

.contact-info-box a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
}

.contact-info-box a:hover {
    color: var(--primary-dark);
}

.social-links {
    display: flex;
    gap: 1.5rem;
    justify-content: flex-start;
    margin-top: 1rem;
}

.social-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 50px;
    height: 50px;
    background: var(--primary-color);
    border-radius: 50%;
    color: var(--text-light);
    transition: var(--transition);
    text-decoration: none;
}

.social-link:hover {
    background: var(--primary-dark);
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(99, 102, 241, 0.4);
}

.social-link svg {
    width: 24px;
    height: 24px;
}

/* Footer */
.footer {
    background: var(--dark-bg);
    color: var(--text-light);
    text-align: center;
    padding: 2rem 0;
}

/* Modals */
.modal {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.8);
    align-items: center;
    justify-content: center;
    padding: 2rem;
}

.modal-content {
    background: var(--light-bg);
    padding: 3rem;
    border-radius: 12px;
    max-width: 800px;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
    box-shadow: 0 10px 50px rgba(0, 0, 0, 0.3);
}

.modal-close {
    position: absolute;
    right: 1.5rem;
    top: 1.5rem;
    font-size: 2rem;
    font-weight: bold;
    cursor: pointer;
    color: var(--text-gray);
    transition: var(--transition);
}

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

.modal-content h2 {
    font-size: 1.8rem;
    margin-bottom: 1.5rem;
    color: var(--primary-color);
}

.modal-content h3 {
    font-size: 1.3rem;
    margin-top: 2rem;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.modal-img {
    width: 100%;
    border-radius: 8px;
    margin-bottom: 1.5rem;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.modal-content p {
    line-height: 1.8;
    color: var(--text-dark);
    margin-bottom: 1rem;
}

/* Portfolio Overlay */
.portfolio-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(99, 102, 241, 0.85);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition);
}

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

.search-icon {
    font-size: 2.5rem;
    color: var(--text-light);
}

.portfolio-item {
    cursor: pointer;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-toggle {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        flex-direction: column;
        background: var(--dark-bg);
        width: 100%;
        padding: 2rem;
        gap: 1rem;
        transition: var(--transition);
        box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    }

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

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

    .features-grid,
    .pricing-grid,
    .contact-wrapper {
        grid-template-columns: 1fr;
    }

    .container {
        padding: 0 1rem;
    }

    .section {
        padding: 3rem 0;
    }

    .testimonial-slide blockquote {
        padding: 2rem;
    }

    .contact-form-container,
    .contact-info-container {
        padding: 2rem;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .section-title {
        font-size: 1.75rem;
    }
    
    .btn {
        padding: 0.875rem 2rem;
    }
}