/* =========================================================
   jenslindner.me  |  Gemeinsames Design fuer alle Seiten
   Seitenspezifisches CSS steht in der jeweiligen index.php
   ========================================================= */

:root {
    --bg-dark: #0a0c10;
    --bg-deep: #050608;
    --accent-gold: #d4af37;
    --text-white: #ffffff;
    --text-muted: #a0a0a0;
    --card-bg: rgba(255, 255, 255, 0.03);
    --line: rgba(212, 175, 55, 0.15);
    --ease: cubic-bezier(0.165, 0.84, 0.44, 1);
    --transition: all 0.4s var(--ease);
    --nav-h: 72px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-dark);
    color: var(--text-white);
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; }
html, body { overflow-x: clip; }
h1, h2, h3, .brand-font { font-family: 'Playfair Display', serif; color: var(--accent-gold); }
a { color: var(--accent-gold); }
.container { max-width: 1100px; margin: 0 auto; padding: 0 1.5rem; }
.narrow { max-width: 760px; margin: 0 auto; }

section { padding: 60px 0; }
.section-header { text-align: center; margin-bottom: 40px; }
.section-header h2 { font-size: 2.2rem; margin-bottom: 1rem; }
.section-header p { font-size: 1.1rem; color: var(--text-muted); max-width: 750px; margin: 0 auto; }

/* Goldlinie unter Abschnittsueberschriften, zeichnet sich beim Scrollen */
.section-header h2::after {
    content: '';
    display: block;
    width: 60px;
    height: 1px;
    background: var(--accent-gold);
    margin: 1rem auto 0;
    transform-origin: center;
}
.js .section-header.reveal h2::after { transform: scaleX(0); transition: transform 1.1s var(--ease) 0.25s; }
.js .section-header.reveal.is-visible h2::after { transform: scaleX(1); }

/* ---------- Buttons ---------- */
.btn {
    display: inline-block;
    padding: 1rem 2.5rem;
    background-color: var(--accent-gold);
    color: var(--bg-dark);
    text-decoration: none;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-size: 0.85rem;
    transition: var(--transition);
    border: 1px solid var(--accent-gold);
    cursor: pointer;
    font-family: 'Inter', sans-serif;
}
.btn:hover { background-color: transparent; color: var(--accent-gold); transform: translateY(-3px); }
.btn-quiet { background-color: transparent; color: var(--accent-gold); }
.btn-quiet:hover { background-color: var(--accent-gold); color: var(--bg-dark); }

/* ---------- Navigation ---------- */
.site-nav {
    position: fixed; top: 0; left: 0; right: 0; z-index: 100;
    height: var(--nav-h);
    background: rgba(10, 12, 16, 0.92);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--line);
    transition: background 0.4s var(--ease), border-color 0.4s var(--ease);
}
.site-nav.is-overlay:not(.is-scrolled) { background: transparent; border-bottom-color: transparent; backdrop-filter: none; -webkit-backdrop-filter: none; }
.nav-spacer { height: var(--nav-h); }
.nav-inner { height: 100%; display: flex; align-items: center; justify-content: space-between; }
.nav-logo {
    font-family: 'Playfair Display', serif; color: var(--accent-gold); text-decoration: none;
    text-transform: uppercase; letter-spacing: 0.14em; font-size: 1.05rem;
}
.nav-links { list-style: none; display: flex; gap: 2.2rem; }
.nav-links a {
    color: var(--text-white); text-decoration: none; font-size: 0.82rem; letter-spacing: 0.12em;
    text-transform: uppercase; position: relative; padding: 0.3rem 0; opacity: 0.85; transition: opacity 0.3s;
}
.nav-links a::after {
    content: ''; position: absolute; left: 0; right: 0; bottom: -2px; height: 1px; background: var(--accent-gold);
    transform: scaleX(0); transform-origin: left; transition: transform 0.4s var(--ease);
}
.nav-links a:hover, .nav-links a.is-active { opacity: 1; color: var(--accent-gold); }
.nav-links a:hover::after, .nav-links a.is-active::after { transform: scaleX(1); }
.nav-toggle { display: none; }
.nav-burger { display: none; cursor: pointer; width: 28px; height: 20px; position: relative; }
.nav-burger span { position: absolute; left: 0; right: 0; height: 1px; background: var(--accent-gold); transition: var(--transition); }
.nav-burger span:nth-child(1) { top: 0; }
.nav-burger span:nth-child(2) { top: 9px; }
.nav-burger span:nth-child(3) { top: 18px; }

@media (max-width: 820px) {
    .nav-burger { display: block; }
    .nav-links {
        position: absolute; top: var(--nav-h); left: 0; right: 0;
        flex-direction: column; gap: 0; background: rgba(10, 12, 16, 0.98);
        border-bottom: 1px solid var(--line);
        max-height: 0; overflow: hidden; transition: max-height 0.4s var(--ease);
    }
    .nav-links li a { display: block; padding: 1.1rem 1.5rem; border-top: 1px solid var(--line); }
    .nav-links a::after { display: none; }
    .nav-toggle:checked ~ .nav-links { max-height: 320px; }
    .nav-toggle:checked + .nav-burger span:nth-child(1) { top: 9px; transform: rotate(45deg); }
    .nav-toggle:checked + .nav-burger span:nth-child(2) { opacity: 0; }
    .nav-toggle:checked + .nav-burger span:nth-child(3) { top: 9px; transform: rotate(-45deg); }
    .site-nav.is-overlay .nav-toggle:checked ~ .nav-links { background: rgba(10, 12, 16, 0.98); }
}

/* ---------- Footer ---------- */
.site-footer { padding: 55px 0 40px; background-color: var(--bg-deep); border-top: 1px solid var(--line); }
.footer-grid { display: flex; justify-content: space-between; gap: 2rem; flex-wrap: wrap; padding-bottom: 2rem; border-bottom: 1px solid var(--line); }
.footer-claim { color: var(--text-muted); font-size: 0.9rem; margin-top: 0.6rem; font-weight: 300; }
.footer-links { list-style: none; display: flex; gap: 1.6rem; flex-wrap: wrap; align-items: center; }
.footer-links a { color: var(--text-muted); text-decoration: none; font-size: 0.82rem; letter-spacing: 0.1em; text-transform: uppercase; transition: color 0.3s; }
.footer-links a:hover { color: var(--accent-gold); }
.footer-legal { padding-top: 1.6rem; }
.footer-legal p { font-size: 0.8rem; color: #555; margin-top: 0.4rem; }
.footer-legal a { color: #777; text-decoration: none; }

/* ---------- Animationen ---------- */
/* Nur aktiv, wenn JavaScript laeuft. Ohne JS ist alles sofort sichtbar. */
.js .reveal { opacity: 0; transform: translateY(28px); transition: opacity 0.9s var(--ease), transform 0.9s var(--ease); }
.js .reveal.is-visible { opacity: 1; transform: none; }
.js .reveal-left { opacity: 0; transform: translateX(-40px); transition: opacity 1s var(--ease), transform 1s var(--ease); }
.js .reveal-right { opacity: 0; transform: translateX(40px); transition: opacity 1s var(--ease), transform 1s var(--ease); }
.js .reveal-left.is-visible, .js .reveal-right.is-visible { opacity: 1; transform: none; }
.js .stagger > * { opacity: 0; transform: translateY(24px); transition: opacity 0.8s var(--ease), transform 0.8s var(--ease); }
.js .stagger.is-visible > * { opacity: 1; transform: none; }
.js .stagger.is-visible > *:nth-child(2) { transition-delay: 0.08s; }
.js .stagger.is-visible > *:nth-child(3) { transition-delay: 0.16s; }
.js .stagger.is-visible > *:nth-child(4) { transition-delay: 0.24s; }
.js .stagger.is-visible > *:nth-child(5) { transition-delay: 0.32s; }
.js .stagger.is-visible > *:nth-child(6) { transition-delay: 0.40s; }
.js .stagger.is-visible > *:nth-child(7) { transition-delay: 0.48s; }
.js .stagger.is-visible > *:nth-child(8) { transition-delay: 0.56s; }
.js .stagger.is-visible > *:nth-child(9) { transition-delay: 0.64s; }

/* Langsamer Zoom fuer Hero-Hintergruende */
@keyframes kenburns { from { transform: scale(1.0); } to { transform: scale(1.12); } }
.hero-bg { position: absolute; inset: 0; overflow: hidden; z-index: 0; }
.hero-bg img { width: 100%; height: 100%; object-fit: cover; animation: kenburns 24s ease-out forwards; }
.hero-bg::after { content: ''; position: absolute; inset: 0; }

/* Bild mit sanftem Zoom beim Hover */
.zoom-frame { overflow: hidden; position: relative; }
.zoom-frame img { display: block; width: 100%; height: 100%; object-fit: cover; transition: transform 1.2s var(--ease); }
.zoom-frame:hover img { transform: scale(1.05); }

/* Leichtes Schimmern auf Haupt-Buttons */
.btn-shine { position: relative; overflow: hidden; }
.btn-shine::before {
    content: ''; position: absolute; top: 0; left: -120%; width: 60%; height: 100%;
    background: linear-gradient(100deg, transparent, rgba(255,255,255,0.45), transparent);
    animation: shine 4.5s ease-in-out infinite 1.5s;
}
@keyframes shine { 0% { left: -120%; } 35%, 100% { left: 160%; } }

@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    .js .reveal, .js .reveal-left, .js .reveal-right, .js .stagger > * { opacity: 1 !important; transform: none !important; transition: none !important; }
    .hero-bg img, .btn-shine::before { animation: none !important; }
    .js .section-header.reveal h2::after { transform: none; }
}

@media (max-width: 768px) {
    .section-header h2 { font-size: 1.8rem; }
}

/* Text nur fuer Suchmaschinen und Screenreader */
.visually-hidden { position: absolute !important; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }