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

:root {
    --primary: #2563eb;
    --primary-dark: #1d4ed8;
    --secondary: #64748b;
    --dark: #0f172a;
    --dark-secondary: #1e293b;
    --light: #f8fafc;
    --gray: #e2e8f0;
    --text: #334155;
    --text-light: #64748b;
    --white: #ffffff;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    line-height: 1.6;
    color: var(--text);
    background: var(--white);
}

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

a {
    text-decoration: none;
    color: inherit;
}

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    padding: 16px 0;
    border-bottom: 1px solid var(--gray);
}

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

.logo {
    font-size: 24px;
    font-weight: 700;
    color: var(--dark);
}

.dot {
    color: var(--primary);
}

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

.nav-links a {
    color: var(--text);
    font-weight: 500;
    font-size: 15px;
    transition: color 0.2s;
}

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

.btn-nav {
    background: var(--primary);
    color: var(--white) !important;
    padding: 10px 20px;
    border-radius: 8px;
    transition: background 0.2s;
}

.btn-nav:hover {
    background: var(--primary-dark);
}

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

.mobile-menu-btn span {
    width: 24px;
    height: 2px;
    background: var(--dark);
    transition: 0.3s;
}

.hero {
    padding: 160px 0 100px;
    background: linear-gradient(180deg, var(--light) 0%, var(--white) 100%);
}

.hero-label {
    font-size: 14px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--primary);
    margin-bottom: 16px;
}

.hero-title {
    font-size: clamp(36px, 5vw, 56px);
    font-weight: 700;
    color: var(--dark);
    line-height: 1.2;
    margin-bottom: 24px;
}

.hero-subtitle {
    font-size: 18px;
    color: var(--text-light);
    max-width: 600px;
    margin-bottom: 40px;
}

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

.btn {
    display: inline-block;
    padding: 14px 28px;
    font-size: 16px;
    font-weight: 600;
    border-radius: 8px;
    transition: all 0.2s;
    cursor: pointer;
    border: none;
}

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

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

.btn-secondary {
    background: var(--white);
    color: var(--dark);
    border: 1px solid var(--gray);
}

.btn-secondary:hover {
    border-color: var(--dark);
}

.btn-full {
    width: 100%;
}

.section {
    padding: 100px 0;
}

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

.section-dark {
    background: var(--dark);
    color: var(--white);
}

.section-label {
    font-size: 14px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--primary);
    margin-bottom: 8px;
}

.section-title {
    font-size: 36px;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 48px;
}

.section-label-light {
    font-size: 14px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--primary);
    margin-bottom: 8px;
}

.section-title-light {
    font-size: 36px;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 48px;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
    gap: 24px;
}

.service-card {
    background: var(--white);
    padding: 32px;
    border-radius: 12px;
    border: 1px solid var(--gray);
    transition: all 0.3s;
}

.service-card:hover {
    border-color: var(--primary);
    transform: translateY(-4px);
    box-shadow: 0 20px 40px rgba(37, 99, 235, 0.1);
}

.service-icon {
    font-size: 40px;
    margin-bottom: 20px;
}

.service-card h3 {
    font-size: 20px;
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 12px;
}

.service-card p {
    color: var(--text-light);
    font-size: 15px;
}

.skills-content {
    display: flex;
    flex-direction: column;
    gap: 40px;
}

.skill-category h3 {
    font-size: 18px;
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 16px;
}

.skill-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.tag {
    background: var(--white);
    padding: 10px 20px;
    border-radius: 100px;
    font-size: 14px;
    font-weight: 500;
    color: var(--text);
    border: 1px solid var(--gray);
    transition: all 0.2s;
}

.tag:hover {
    border-color: var(--primary);
    color: var(--primary);
}

.about-content {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 80px;
    align-items: center;
}

.about-text p {
    color: var(--text-light);
    margin-bottom: 20px;
    font-size: 17px;
    line-height: 1.8;
}

.about-highlights {
    display: flex;
    gap: 48px;
    margin-top: 40px;
}

.highlight {
    display: flex;
    flex-direction: column;
}

.highlight-number {
    font-size: 48px;
    font-weight: 700;
    color: var(--primary);
}

.highlight-label {
    font-size: 14px;
    color: var(--text-light);
    font-weight: 500;
}

.about-cta {
    background: var(--light);
    padding: 40px;
    border-radius: 16px;
    text-align: center;
}

.about-cta h3 {
    font-size: 24px;
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 12px;
}

.about-cta p {
    color: var(--text-light);
    margin-bottom: 24px;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
}

.contact-info p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 17px;
    line-height: 1.8;
    margin-bottom: 40px;
}

.contact-methods {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.contact-method {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.contact-method strong {
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: rgba(255, 255, 255, 0.5);
}

.contact-method a,
.contact-method span {
    font-size: 16px;
    color: var(--white);
}

.contact-method a:hover {
    color: var(--primary);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

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

.form-group label {
    font-size: 14px;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.8);
}

.form-group input,
.form-group select,
.form-group textarea {
    background: var(--dark-secondary);
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 14px 16px;
    border-radius: 8px;
    font-size: 16px;
    color: var(--white);
    font-family: inherit;
    transition: border-color 0.2s;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: rgba(255, 255, 255, 0.4);
}

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

.form-group select {
    cursor: pointer;
}

.form-group select option {
    background: var(--dark-secondary);
    color: var(--white);
}

.footer {
    background: var(--white);
    border-top: 1px solid var(--gray);
    padding: 60px 0 30px;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 40px;
}

.footer-brand .logo {
    font-size: 28px;
    margin-bottom: 12px;
    display: block;
}

.footer-brand p {
    color: var(--text-light);
}

.footer-links {
    display: flex;
    gap: 32px;
}

.footer-links a {
    color: var(--text);
    font-weight: 500;
    transition: color 0.2s;
}

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

.footer-bottom {
    padding-top: 30px;
    border-top: 1px solid var(--gray);
}

.footer-bottom p {
    color: var(--text-light);
    font-size: 14px;
}

@media (max-width: 968px) {
    .about-content,
    .contact-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--white);
        flex-direction: column;
        padding: 20px;
        gap: 20px;
        border-bottom: 1px solid var(--gray);
    }

    .nav-links.active {
        display: flex;
    }

    .mobile-menu-btn {
        display: flex;
    }

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

    .hero {
        padding: 120px 0 80px;
    }

    .hero-title {
        font-size: 32px;
    }

    .section {
        padding: 60px 0;
    }

    .section-title {
        font-size: 28px;
    }

    .about-highlights {
        gap: 32px;
    }

    .footer-content {
        flex-direction: column;
        gap: 30px;
        text-align: center;
    }

    .footer-links {
        flex-wrap: wrap;
        justify-content: center;
    }
}