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

:root {
    --primary: #6366f1;
    --secondary: #ec4899;
    --accent: #14b8a6;
    --dark: #0a0a0f;
    --dark-light: #141420;
    --dark-medium: #1a1a28;
    --gray: #94a3b8;
    --gray-light: #cbd5e1;
    --white: #ffffff;
    --gradient: linear-gradient(135deg, #6366f1 0%, #ec4899 100%);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'DM Sans', sans-serif;
    background: var(--dark);
    color: var(--white);
    line-height: 1.6;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(10, 10, 15, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.navbar .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    color: var(--white);
    font-size: 1.25rem;
    font-weight: 600;
}

.logo-icon {
    color: var(--primary);
    font-size: 1.5rem;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 32px;
    list-style: none;
}

.nav-links a {
    color: var(--gray);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s;
}

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

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 24px;
    border-radius: 12px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s;
    border: none;
    cursor: pointer;
}

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

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(99, 102, 241, 0.3);
}

.btn-ghost {
    background: transparent;
    color: var(--white);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.btn-ghost:hover {
    background: rgba(255, 255, 255, 0.05);
}

.btn-nav {
    background: var(--gradient);
    color: var(--white) !important;
    padding: 10px 20px !important;
    border-radius: 12px;
}

.btn-full {
    width: 100%;
}

.mobile-menu {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.mobile-menu span {
    width: 24px;
    height: 2px;
    background: var(--white);
    border-radius: 2px;
}

.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 100px 0 60px;
    background: 
        radial-gradient(ellipse at 0% 0%, rgba(99, 102, 241, 0.15) 0%, transparent 50%),
        radial-gradient(ellipse at 100% 100%, rgba(236, 72, 153, 0.1) 0%, transparent 50%);
}

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

.hero-label {
    display: inline-block;
    background: rgba(99, 102, 241, 0.1);
    color: var(--primary);
    padding: 8px 16px;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 20px;
}

.hero h1 {
    font-size: 3.5rem;
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 24px;
}

.highlight {
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero p {
    font-size: 1.2rem;
    color: var(--gray);
    margin-bottom: 32px;
}

.hero-actions {
    display: flex;
    gap: 16px;
}

.hero-visual {
    display: flex;
    justify-content: center;
}

.design-preview {
    perspective: 1000px;
}

.preview-window {
    background: var(--dark-light);
    border-radius: 20px;
    padding: 20px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    width: 380px;
}

.window-dots {
    display: flex;
    gap: 8px;
    margin-bottom: 20px;
}

.window-dots span {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
}

.window-dots span:nth-child(1) { background: #ff5f56; }
.window-dots span:nth-child(2) { background: #ffbd2e; }
.window-dots span:nth-child(3) { background: #27ca40; }

.preview-content {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.preview-header {
    display: flex;
    align-items: center;
    gap: 12px;
}

.avatar {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--gradient);
}

.header-text {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.text-line {
    height: 12px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 6px;
}

.text-line.long { width: 120px; }
.text-line.short { width: 80px; }

.preview-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
}

.preview-card {
    height: 80px;
    border-radius: 12px;
    background: var(--accent);
}

.preview-chart {
    display: flex;
    align-items: flex-end;
    gap: 12px;
    height: 80px;
    padding: 10px;
    background: rgba(255, 255, 255, 0.02);
    border-radius: 12px;
}

.bar {
    flex: 1;
    background: var(--primary);
    border-radius: 4px;
}

.clients {
    padding: 40px 0;
    background: var(--dark-light);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.clients .container {
    text-align: center;
}

.clients p {
    color: var(--gray);
    font-size: 0.9rem;
    margin-bottom: 20px;
}

.client-logos {
    display: flex;
    justify-content: center;
    gap: 48px;
    flex-wrap: wrap;
}

.logo-item {
    color: var(--gray);
    font-weight: 700;
    font-size: 1.1rem;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.label {
    display: inline-block;
    background: rgba(99, 102, 241, 0.1);
    color: var(--primary);
    padding: 8px 20px;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 16px;
}

.section-header h2 {
    font-size: 2.5rem;
    margin-bottom: 16px;
}

.section-header p {
    color: var(--gray);
    font-size: 1.1rem;
}

.portfolio {
    padding: 100px 0;
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.portfolio-item {
    border-radius: 20px;
    overflow: hidden;
    cursor: pointer;
}

.portfolio-item.large {
    grid-column: span 2;
}

.portfolio-image {
    height: 300px;
    display: flex;
    align-items: flex-end;
    padding: 24px;
    position: relative;
    transition: transform 0.3s;
}

.portfolio-item.large .portfolio-image {
    height: 350px;
}

.portfolio-image::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(10, 10, 15, 0.9) 0%, transparent 100%);
}

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

.portfolio-overlay {
    position: relative;
    z-index: 1;
}

.portfolio-category {
    display: inline-block;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    padding: 6px 12px;
    border-radius: 6px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    margin-bottom: 12px;
}

.portfolio-overlay h3 {
    font-size: 1.5rem;
    margin-bottom: 8px;
}

.portfolio-overlay p {
    color: var(--gray-light);
    font-size: 0.95rem;
    margin-bottom: 12px;
}

.view-case {
    color: var(--white);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
}

.services {
    padding: 100px 0;
    background: var(--dark-light);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.service-card {
    background: var(--dark);
    border-radius: 20px;
    padding: 32px;
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: all 0.3s;
}

.service-card:hover {
    border-color: rgba(99, 102, 241, 0.3);
    transform: translateY(-5px);
}

.service-number {
    font-size: 3rem;
    font-weight: 700;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 16px;
}

.service-card h3 {
    font-size: 1.5rem;
    margin-bottom: 12px;
}

.service-card p {
    color: var(--gray);
    margin-bottom: 20px;
}

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

.service-card li {
    color: var(--gray);
    padding: 8px 0;
    padding-left: 20px;
    position: relative;
    font-size: 0.95rem;
}

.service-card li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--primary);
}

.process {
    padding: 100px 0;
}

.process-timeline {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.process-step {
    text-align: center;
}

.step-visual {
    width: 80px;
    height: 80px;
    background: rgba(99, 102, 241, 0.1);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 2rem;
}

.process-step h3 {
    font-size: 1.25rem;
    margin-bottom: 12px;
}

.process-step p {
    color: var(--gray);
    font-size: 0.95rem;
}

.about {
    padding: 100px 0;
    background: var(--dark-light);
}

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

.about-content h2 {
    font-size: 2.5rem;
    margin-bottom: 16px;
}

.about-content > p {
    color: var(--gray);
    font-size: 1.1rem;
    margin-bottom: 32px;
}

.about-stats {
    display: flex;
    gap: 40px;
}

.about-stat {
    display: flex;
    flex-direction: column;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label {
    color: var(--gray);
    font-size: 0.9rem;
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.team-member {
    background: var(--dark);
    border-radius: 16px;
    padding: 24px;
    text-align: center;
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.member-avatar {
    width: 70px;
    height: 70px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px;
    font-size: 1.5rem;
    font-weight: 700;
}

.team-member h4 {
    font-size: 1.1rem;
    margin-bottom: 4px;
}

.team-member span {
    color: var(--gray);
    font-size: 0.9rem;
}

.testimonials {
    padding: 100px 0;
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.testimonial {
    background: var(--dark-light);
    border-radius: 20px;
    padding: 32px;
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.testimonial p {
    color: var(--gray);
    font-size: 1rem;
    line-height: 1.8;
    margin-bottom: 24px;
}

.testimonial-author strong {
    display: block;
    margin-bottom: 4px;
}

.testimonial-author span {
    color: var(--gray);
    font-size: 0.9rem;
}

.cta-section {
    padding: 100px 0;
    background: 
        linear-gradient(135deg, rgba(99, 102, 241, 0.15) 0%, transparent 50%),
        var(--dark-light);
}

.cta-content {
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}

.cta-content h2 {
    font-size: 2.5rem;
    margin-bottom: 16px;
}

.cta-content p {
    color: var(--gray);
    font-size: 1.1rem;
    margin-bottom: 32px;
}

.contact {
    padding: 100px 0;
}

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

.contact-info h2 {
    font-size: 2.5rem;
    margin-bottom: 16px;
}

.contact-info > p {
    color: var(--gray);
    margin-bottom: 32px;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--gray);
}

.contact-form {
    background: var(--dark-light);
    border-radius: 20px;
    padding: 32px;
    display: flex;
    flex-direction: column;
    gap: 20px;
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group label {
    color: var(--gray);
    font-size: 0.9rem;
    font-weight: 500;
}

.form-group input,
.form-group select,
.form-group textarea {
    background: var(--dark);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    padding: 12px 16px;
    color: var(--white);
    font-size: 1rem;
    transition: border-color 0.3s;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
}

.footer {
    padding: 80px 0 32px;
    background: var(--dark-light);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 48px;
    margin-bottom: 48px;
}

.footer-brand p {
    color: var(--gray);
    margin-top: 16px;
    font-size: 0.9rem;
}

.footer-links h4 {
    font-size: 1rem;
    margin-bottom: 20px;
}

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

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

.footer-links a {
    color: var(--gray);
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.3s;
}

.footer-links a:hover {
    color: var(--primary);
}

.footer-bottom {
    text-align: center;
    padding-top: 32px;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-bottom p {
    color: var(--gray);
    font-size: 0.85rem;
}

@media (max-width: 1024px) {
    .hero .container {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-actions {
        justify-content: center;
    }

    .hero-visual {
        margin-top: 40px;
    }

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

    .portfolio-item.large {
        grid-column: span 1;
    }

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

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

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

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

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

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

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }

    .mobile-menu {
        display: flex;
    }

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

    .section-header h2,
    .about-content h2,
    .contact-info h2,
    .cta-content h2 {
        font-size: 2rem;
    }

    .process-timeline {
        grid-template-columns: 1fr;
    }

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

    .about-stats {
        flex-direction: column;
        gap: 24px;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 32px;
    }
}