:root {
    --bg-color: #0d0d12;
    --bg-secondary: #16161e;
    --text-primary: #ffffff;
    --text-secondary: #a0a0b0;
    --accent-color: #8b5cf6;
    /* Modern purple */
    --accent-glow: rgba(139, 92, 246, 0.4);
    --border-color: rgba(255, 255, 255, 0.1);
    --font-main: 'Outfit', sans-serif;
}

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

body {
    background-color: var(--bg-color);
    color: var(--text-primary);
    font-family: var(--font-main);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Cursor Glow Effect */
.cursor-glow {
    position: fixed;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
    transform: translate(-50%, -50%);
    z-index: -1;
    transition: opacity 0.3s ease;
}

/* Navigation */
nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 5%;
    position: fixed;
    width: 100%;
    top: 0;
    backdrop-filter: blur(10px);
    background: rgba(13, 13, 18, 0.8);
    z-index: 100;
    border-bottom: 1px solid var(--border-color);
}

.logo {
    height: 40px;
    width: auto;
    object-fit: contain;
}

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

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

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

/* Hero Section */
.hero-section {
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 0 5%;
    position: relative;
    overflow: hidden;
}

.hero-section h1 {
    font-size: 4rem;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    font-weight: 800;
}

.highlight {
    background: linear-gradient(135deg, #fff 0%, var(--accent-color) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-section p {
    color: var(--text-secondary);
    font-size: 1.25rem;
    max-width: 600px;
    margin: 0 auto 2.5rem;
}

.btn {
    display: inline-block;
    padding: 1rem 2.5rem;
    background: var(--accent-color);
    color: #fff;
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: none;
    cursor: pointer;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px var(--accent-glow);
}

/* Sections */
section {
    padding: 8rem 5%;
}

.section-title {
    font-size: 2.5rem;
    margin-bottom: 3rem;
    text-align: center;
}

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

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

.card {
    background: var(--bg-secondary);
    padding: 2.5rem;
    border-radius: 16px;
    border: 1px solid var(--border-color);
    transition: transform 0.3s ease, border-color 0.3s ease;
    cursor: default;
}

.card:hover {
    transform: translateY(-5px);
    border-color: var(--accent-color);
}

.project-logo {
    width: 64px;
    height: 64px;
    margin-bottom: 1.5rem;
    object-fit: contain;
    border-radius: 12px;
}

.card h3 {
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

.card p {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

.card-link {
    color: var(--accent-color);
    text-decoration: none;
    font-weight: 600;
    transition: gap 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.card-link:hover {
    gap: 0.8rem;
}

/* Team Grid */
.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 3rem;
    text-align: center;
}

.team-member .avatar {
    width: 120px;
    height: 120px;
    background: var(--bg-secondary);
    border-radius: 50%;
    margin: 0 auto 1.5rem;
    border: 2px solid var(--border-color);
}

.team-member h3 {
    margin-bottom: 0.5rem;
}

.team-member .role {
    color: var(--accent-color);
    font-size: 0.9rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* Contact Grid */
.contact-grid {
    display: flex;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
    margin-top: 2rem;
}

.contact-card {
    background: var(--bg-secondary);
    padding: 2.5rem;
    border-radius: 16px;
    border: 1px solid var(--border-color);
    text-align: center;
    text-decoration: none;
    color: var(--text-primary);
    min-width: 250px;
    transition: transform 0.3s ease, border-color 0.3s ease, background 0.3s ease;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.contact-card:hover {
    transform: translateY(-5px);
    border-color: var(--accent-color);
    background: rgba(139, 92, 246, 0.05);
}

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

.contact-card h3 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.contact-card p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    transition: color 0.3s ease;
}

.contact-card:hover p {
    color: var(--accent-color);
}

/* Footer */
footer {
    background: var(--bg-secondary);
    padding: 4rem 5% 2rem;
    border-top: 1px solid var(--border-color);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 3rem;
}

.impressum-info h4 {
    margin-bottom: 1.5rem;
    color: var(--accent-color);
}

.impressum-info p {
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

.socials {
    display: flex;
    gap: 1.5rem;
}

.socials a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.3s ease;
}

.socials a:hover {
    color: var(--accent-color);
}

.copyright {
    text-align: center;
    color: var(--text-secondary);
    font-size: 0.9rem;
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
}

/* Animations Utilities */
.fade-in {
    opacity: 0;
    transform: translateY(20px);
    animation: fadeIn 0.8s ease forwards;
}

.delay-1 {
    animation-delay: 0.2s;
}

.delay-2 {
    animation-delay: 0.4s;
}

@keyframes fadeIn {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

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

/* Responsive */
@media (max-width: 768px) {
    .hero-section h1 {
        font-size: 2.5rem;
    }

    .nav-links {
        display: none;
    }

    /* Simplified mobile nav for now */
    .footer-content {
        flex-direction: column;
        gap: 2rem;
    }
}

/* Link Button */
.link-btn {
    background: none;
    border: none;
    color: var(--text-secondary);
    font-family: var(--font-main);
    font-size: 1rem;
    cursor: pointer;
    text-decoration: underline;
    padding: 0;
    transition: color 0.3s ease;
}

.link-btn:hover {
    color: var(--accent-color);
}

/* Modal Styles */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(5px);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.modal.open {
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: 1;
}

.modal-content {
    background-color: var(--bg-secondary);
    margin: auto;
    padding: 2.5rem;
    border: 1px solid var(--border-color);
    width: 90%;
    max-width: 600px;
    border-radius: 16px;
    position: relative;
    box-shadow: 0 5px 30px rgba(0, 0, 0, 0.5);
    transform: translateY(20px);
    transition: transform 0.3s ease;
    max-height: 90vh;
    overflow-y: auto;
}

.modal.open .modal-content {
    transform: translateY(0);
}

.close-modal {
    color: var(--text-secondary);
    float: right;
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
    transition: color 0.3s ease;
    line-height: 1;
}

.close-modal:hover,
.close-modal:focus {
    color: var(--accent-color);
    text-decoration: none;
}

.modal-body h3 {
    margin-top: 1.5rem;
    margin-bottom: 0.5rem;
    color: var(--accent-color);
    font-size: 1.1rem;
}

.modal-body h4 {
    margin-top: 1rem;
    margin-bottom: 0.5rem;
    font-size: 1rem;
}

.modal-body p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 0.5rem;
}