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

:root {
    --primary-color: #6B9AC4;
    --primary-dark: #5a84ab;
    --text-dark: #1a1a1a;
    --text-light: #4a4a4a;
    --text-muted: #6b6b6b;
    --bg-light: #f8f9fa;
    --white: #ffffff;
    --border-color: #e0e0e0;
    --shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
    --shadow-hover: 0 4px 20px rgba(107, 154, 196, 0.15);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    color: var(--text-dark);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Sora', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    font-weight: 600;
    letter-spacing: -0.02em;
}

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

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow);
    z-index: 1000;
    transition: all 0.3s ease;
}

.nav-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
}

.logo-container {
    display: flex;
    align-items: center;
}

.logo {
    height: 20px;
    width: auto;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 2rem;
    align-items: center;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
    transition: color 0.3s ease;
    font-size: 0.95rem;
}

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

/* Hamburger Menu */
.hamburger {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
    z-index: 1001;
}

.hamburger span {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--text-dark);
    margin: 5px 0;
    border-radius: 2px;
    transition: all 0.3s ease;
}

.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(5px, -5px);
}

.btn-contact {
    background: var(--primary-color);
    color: var(--white) !important;
    padding: 0.6rem 1.5rem;
    border-radius: 6px;
    transition: all 0.3s ease;
}

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

/* Hero Section */
.hero {
    padding: 160px 0 60px;
    background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%);
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    line-height: 1.1;
    color: var(--text-dark);
    letter-spacing: -0.03em;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-light);
    margin-bottom: 2.5rem;
    line-height: 1.6;
}

.btn-primary {
    display: inline-block;
    background: var(--primary-color);
    color: var(--white);
    padding: 1rem 2.5rem;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    box-shadow: var(--shadow);
}

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-3px);
    box-shadow: var(--shadow-hover);
}

.btn-large {
    padding: 1.2rem 3rem;
    font-size: 1.2rem;
}

/* Services Section */
.services {
    padding: 50px 0 100px;
    background: var(--white);
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 3rem;
    color: var(--text-dark);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2.5rem;
    margin-top: 3rem;
}

.service-card {
    padding: 2.5rem;
    background: var(--white);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    transition: all 0.3s ease;
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
    border-color: var(--primary-color);
}

.service-icon {
    width: 60px;
    height: 60px;
    background: var(--bg-light);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.service-icon svg {
    width: 32px;
    height: 32px;
    color: var(--primary-color);
}

.service-card h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.service-card p {
    color: var(--text-light);
    line-height: 1.7;
}

/* Projects Section */
.projects {
    padding: 100px 0;
    background: var(--bg-light);
}

.projects-list {
    display: flex;
    flex-direction: column;
    gap: 3rem;
    margin-top: 3rem;
}

.project-card {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    background: var(--white);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    overflow: hidden;
    transition: all 0.3s ease;
}

.project-card:hover {
    box-shadow: var(--shadow-hover);
    border-color: var(--primary-color);
}

.project-screenshot {
    overflow: hidden;
}

.project-screenshot img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.project-info {
    padding: 2.5rem 2.5rem 2.5rem 0;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.project-name {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 0.25rem;
}

.project-slogan {
    font-size: 0.95rem;
    color: var(--text-muted);
    font-style: italic;
    margin-bottom: 1.25rem;
}

.project-description {
    font-size: 1rem;
    color: var(--text-light);
    line-height: 1.7;
    margin-bottom: 1.25rem;
}

.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1.25rem;
}

.project-tech span {
    background: var(--bg-light);
    color: var(--text-light);
    padding: 0.3rem 0.75rem;
    border-radius: 6px;
    font-size: 0.85rem;
    font-weight: 500;
}

.project-link {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    transition: color 0.3s ease;
}

.project-link:hover {
    color: var(--primary-dark);
}

/* Technologies Section */
.technologies {
    padding: 100px 0;
    background: var(--bg-light);
}

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

.tech-item {
    background: var(--white);
    padding: 2rem;
    border-radius: 12px;
    text-align: center;
    transition: all 0.3s ease;
    border: 1px solid var(--border-color);
}

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

.tech-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.tech-item h4 {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--text-dark);
}

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

.about-content {
    max-width: 800px;
    margin: 0 auto;
}

.about-text {
    font-size: 1.1rem;
    color: var(--text-light);
    line-height: 1.8;
    margin-bottom: 1.5rem;
}

/* Contact Section */
.contact {
    padding: 100px 0;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: var(--white);
}

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

.contact .section-title {
    color: var(--white);
}

.contact-subtitle {
    font-size: 1.2rem;
    margin-bottom: 2.5rem;
    opacity: 0.95;
}

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

.contact .btn-primary:hover {
    background: var(--bg-light);
    color: var(--primary-dark);
}

/* Footer */
.footer {
    background: var(--text-dark);
    color: var(--white);
    padding: 60px 0 30px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-section h4 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.footer-section p {
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.8;
}

.footer-section a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: color 0.3s ease;
}

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

.footer-logo {
    height: 35px;
    width: auto;
    margin-bottom: 1rem;
}

.footer-tagline {
    font-size: 0.9rem;
    opacity: 0.8;
}

.footer-bottom {
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9rem;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hamburger {
        display: block;
    }

    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        background: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(10px);
        flex-direction: column;
        padding: 80px 2rem 2rem;
        gap: 0;
        transition: right 0.3s ease;
        box-shadow: -4px 0 20px rgba(0, 0, 0, 0.1);
        z-index: 1000;
    }

    .nav-links.open {
        right: 0;
    }

    .nav-links li {
        width: 100%;
    }

    .nav-links a {
        display: block;
        padding: 1rem 0;
        font-size: 1.1rem;
        border-bottom: 1px solid var(--border-color);
    }

    .nav-links .btn-contact {
        background: none;
        color: var(--text-dark) !important;
        padding: 1rem 0;
        border-radius: 0;
        margin-top: 0;
    }

    .nav-links .btn-contact:hover {
        background: none;
        color: var(--primary-color) !important;
        transform: none;
        box-shadow: none;
    }

    .nav-overlay {
        display: none;
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background: rgba(0, 0, 0, 0.3);
        z-index: 999;
    }

    .nav-overlay.open {
        display: block;
    }

    .hero {
        padding: 120px 0 40px;
    }

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

    .hero-subtitle {
        font-size: 1.1rem;
    }

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

    .services {
        padding: 30px 0 60px;
    }

    .projects {
        padding: 60px 0;
    }

    .project-card {
        grid-template-columns: 1fr;
    }

    .project-info {
        padding: 0 1.5rem 1.5rem;
    }

    .technologies,
    .about,
    .contact {
        padding: 60px 0;
    }

    .services-grid,
    .tech-grid {
        gap: 1.5rem;
    }

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

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

    .btn-primary {
        padding: 0.8rem 1.8rem;
        font-size: 1rem;
    }

    .btn-large {
        padding: 1rem 2rem;
        font-size: 1.1rem;
    }
}