/* =========================================================
   HOME.CSS
   Nur für index.html: Hero, Leistungs-Cards, Bild, Kontakt-Section,
   Tutorials-Dropdown im Hauptmenü, Footer-Abstände der Startseite
   ========================================================= */

/* ===== NAV DROPDOWN (Tutorials) ===== */
.nav-item {
    position: relative;
}

.nav-caret {
    display: inline-block;
    font-size: 0.6rem;
    margin-left: 0.3rem;
    transition: transform var(--transition-speed);
}

.nav-item.open .nav-caret {
    transform: rotate(180deg);
}

.nav-dropdown-menu {
    position: absolute;
    top: calc(100% + 0.5rem);
    right: 0;
    min-width: 260px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 0.4rem;
    box-shadow: 0 12px 28px rgba(0,0,0,0.25);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-6px);
    transition: opacity var(--transition-speed), transform var(--transition-speed), visibility var(--transition-speed);
    z-index: 200;
}

.nav-item.open .nav-dropdown-menu,
.nav-item:focus-within .nav-dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.nav-dropdown-menu a {
    display: block;
    padding: 0.6rem 0.8rem;
    border-radius: 6px;
    font-size: 0.78rem;
    white-space: normal;
    line-height: 1.4;
}

@media (max-width: 680px) {
    .nav-dropdown-menu {
        right: auto;
        left: 0;
    }
}

/* ===== HERO ===== */
.hero {
    position: relative;
    overflow: hidden;
    padding: 6rem 1.5rem 5rem;
    text-align: center;
    background:
        radial-gradient(ellipse 60% 50% at 50% 0%, var(--accent-glow), transparent 70%),
        var(--bg-base);
}

.hero::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--accent), transparent);
    opacity: 0.4;
}

.hero-badge {
    display: inline-block;
    font-family: 'DM Mono', monospace;
    font-size: 0.72rem;
    letter-spacing: 0.1em;
    color: var(--accent);
    background: var(--accent-glow);
    border: 1px solid var(--accent);
    padding: 0.3rem 0.9rem;
    border-radius: 999px;
    margin-bottom: 1.5rem;
    text-transform: uppercase;
}

.hero h1 {
    font-family: 'Syne', sans-serif;
    font-weight: 800;
    font-size: clamp(2.2rem, 5vw, 3.8rem);
    line-height: 1.1;
    color: var(--text-primary);
    max-width: 800px;
    margin: 0 auto 1rem;
}

.hero h1 em {
    font-style: normal;
    color: var(--accent);
}

.hero-sub {
    font-size: 1.05rem;
    color: var(--text-secondary);
    max-width: 520px;
    margin: 0 auto 2.5rem;
    font-weight: 300;
}

.hero-cta {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--accent);
    color: #0a0f0d;
    font-family: 'Syne', sans-serif;
    font-weight: 700;
    font-size: 0.95rem;
    padding: 0.85rem 2rem;
    border-radius: 8px;
    text-decoration: none;
    transition: box-shadow var(--transition-speed), transform var(--transition-speed);
}

.hero-cta:hover {
    box-shadow: 0 0 24px var(--accent-glow);
    transform: translateY(-1px);
}

.hero-cta:focus-visible {
    outline: 2px solid var(--text-primary);
    outline-offset: 3px;
}

/* ===== MAIN CONTENT ===== */
.content {
    max-width: 1100px;
    margin: 0 auto;
    padding: 4rem 1.5rem;
    position: relative;
    z-index: 1;
}

/* ===== SECTION GRID ===== */
.section-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
    margin-bottom: 4rem;
}

.card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 2rem;
    transition: border-color var(--transition-speed), box-shadow var(--transition-speed), transform var(--transition-speed);
}

.card:hover {
    border-color: var(--accent);
    box-shadow: 0 0 24px var(--accent-glow);
    transform: translateY(-2px);
}

.card-icon {
    font-size: 1.8rem;
    margin-bottom: 1rem;
    display: block;
}

.card h2 {
    font-family: 'Syne', sans-serif;
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--text-primary);
    margin-bottom: 0.75rem;
}

.card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.7;
}

.card ul {
    list-style: none;
    padding: 0;
    margin-top: 0.75rem;
}

.card ul li {
    color: var(--text-secondary);
    font-size: 0.9rem;
    padding: 0.3rem 0;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.card ul li::before {
    content: '›';
    color: var(--accent);
    font-weight: 700;
    font-size: 1.1rem;
}

.card ul li:last-child {
    border-bottom: none;
}

/* ===== FEATURED IMAGE ===== */
.featured-image {
    margin: 3rem 0;
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid var(--border);
    position: relative;
}

.featured-image img {
    width: 100%;
    height: auto;
    display: block;
}

.featured-image figcaption {
    padding: 0.75rem 1rem;
    background: var(--bg-card);
    font-family: 'DM Mono', monospace;
    font-size: 0.75rem;
    color: var(--text-muted);
    border-top: 1px solid var(--border);
}

.featured-image figcaption a {
    color: var(--accent);
}

/* ===== KONTAKT SECTION ===== */
.contact-section {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 2.5rem;
    margin-bottom: 4rem;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    align-items: center;
}

@media (max-width: 600px) {
    .contact-section { grid-template-columns: 1fr; }
}

.contact-section h2 {
    font-family: 'Syne', sans-serif;
    font-weight: 700;
    font-size: 1.6rem;
    margin-bottom: 0.5rem;
}

.contact-section p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.contact-detail {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    background: var(--bg-hover);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 0.75rem 1.2rem;
    font-family: 'DM Mono', monospace;
    font-size: 0.85rem;
    color: var(--text-primary);
    text-decoration: none;
    transition: border-color var(--transition-speed), color var(--transition-speed);
}

.contact-item:hover {
    border-color: var(--accent);
    color: var(--accent);
}

.contact-item .ci-label {
    font-size: 0.7rem;
    color: var(--text-muted);
    display: block;
}

/* ===== FOOTER (Abstände Startseite) ===== */
footer {
    background: var(--footer-bg);
    border-top: 1px solid var(--border);
    padding: 3rem 1.5rem 2rem;
}

.footer-bottom {
    max-width: 1100px;
    margin: 2rem auto 0;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.5rem;
    font-family: 'DM Mono', monospace;
    font-size: 0.72rem;
    color: var(--text-muted);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 680px) {
    .hero { padding: 4rem 1rem 3rem; }
}

/* ===== ANIMATIONS ===== */
@media (prefers-reduced-motion: no-preference) {
    .card {
        animation: fadeUp 0.5s ease both;
    }
    .card:nth-child(2) { animation-delay: 0.1s; }
    .card:nth-child(3) { animation-delay: 0.2s; }

    @keyframes fadeUp {
        from { opacity: 0; transform: translateY(16px); }
        to   { opacity: 1; transform: translateY(0); }
    }
}