/* ── Base ─────────────────────────────────────────────────────────────────── */
body {
    background: var(--color-bg);
    color: var(--color-text);
    font-family: var(--font-body);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* ── Header / Nav (spiegelt gallery.css) ──────────────────────────────────── */
header {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 1000;
    background: rgba(10, 10, 10, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--color-border);
    transition: background 0.3s ease, border-color 0.3s ease;
}
[data-theme="light"] header { background: rgba(245, 245, 240, 0.95); }

nav {
    max-width: 1600px;
    margin: 0 auto;
    padding: 1.5rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 2rem;
}

.logo {
    display: flex;
    align-items: center;
    text-decoration: none;
}
.logo img {
    height: 40px;
    width: auto;
    display: block;
}

.nav-links { display: flex; gap: 2rem; list-style: none; align-items: center; }
.nav-links a {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-text-muted);
    text-decoration: none;
    transition: var(--transition);
    position: relative;
}
.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px; left: 0;
    width: 0; height: 1px;
    background: var(--color-accent-warm);
    transition: var(--transition);
}
.nav-links a:hover,
.nav-links a.active           { color: var(--color-accent); }
.nav-links a:hover::after,
.nav-links a.active::after    { width: 100%; }

.nav-actions { display: flex; align-items: center; gap: 0.5rem; flex-shrink: 0; }
.social-icons { display: flex; align-items: center; gap: 1.5rem; }
.instagram-link,
.tesla-link,
.gitea-link {
    display: flex; align-items: center; justify-content: center;
    color: var(--color-text-muted);
}
.instagram-link svg, .tesla-link svg, .gitea-link svg { transition: var(--transition); }
.instagram-link:hover svg { stroke: var(--color-accent); transform: scale(1.1); }
.tesla-link:hover svg { fill: #E82127; transform: scale(1.1); }
.gitea-link:hover svg { fill: #609926; transform: scale(1.1); }

.theme-toggle {
    display: flex; align-items: center; justify-content: center;
    width: 36px; height: 36px;
    background: none;
    border: 1px solid var(--color-border);
    border-radius: 50%;
    cursor: pointer;
    color: var(--color-text-muted);
    transition: var(--transition);
    margin-left: 0.75rem;
}
.theme-toggle:hover { color: var(--color-text); border-color: var(--color-text-muted); }

.burger {
    display: none;
    flex-direction: column; justify-content: center; align-items: center;
    width: 44px; height: 44px;
    cursor: pointer; background: none; border: none;
    gap: 5px; z-index: 1001; position: relative;
}
.burger span {
    display: block; width: 24px; height: 2px;
    background: var(--color-text); border-radius: 2px; transition: all 0.3s ease;
}
.burger.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.burger.active span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.burger.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ── Main ─────────────────────────────────────────────────────────────────── */
main {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 7rem 1.5rem 3rem;
    gap: 2.5rem;
}

.headline { text-align: center; }
.headline h1 {
    font-family: var(--font-display);
    font-size: 1.8rem;
    font-weight: 400;
    letter-spacing: 0.02em;
}
.headline p {
    margin-top: 0.5rem;
    font-family: var(--font-mono);
    font-size: 0.78rem;
    letter-spacing: 0.07em;
    color: var(--color-text-muted);
}

/* ── Duel ─────────────────────────────────────────────────────────────────── */
.duel {
    display: flex;
    align-items: stretch;
    gap: 1.5rem;
    width: 100%;
    max-width: 920px;
    transition: opacity 0.28s;
}
.duel.fading { opacity: 0; pointer-events: none; }

.vs-label {
    display: flex; align-items: center; justify-content: center;
    font-family: var(--font-mono);
    font-size: 0.68rem;
    font-weight: 700;
    letter-spacing: 0.2em;
    color: var(--color-border);
    flex-shrink: 0;
    user-select: none;
}

/* ── Photo card ───────────────────────────────────────────────────────────── */
.photo-card {
    flex: 1; min-width: 0;
    border-radius: 8px;
    overflow: hidden;
    border: 1px solid var(--color-border);
    background: var(--color-surface);
    position: relative;
    display: flex;
    flex-direction: column;
    transition: border-color 0.25s, transform 0.25s, opacity 0.35s, filter 0.35s;
}
.photo-card:hover { border-color: var(--color-accent-warm); }

.card-img-wrap {
    position: relative;
    overflow: hidden;
    cursor: pointer;
    flex-shrink: 0;
}
.card-img-wrap img {
    width: 100%;
    aspect-ratio: 4 / 3;
    object-fit: cover;
    display: block;
    transition: transform 0.3s ease;
}
.card-img-wrap:hover img { transform: scale(1.02); }

.card-vote-hint {
    position: absolute; inset: 0;
    display: flex; align-items: center; justify-content: center;
    background: rgba(0, 0, 0, 0.35);
    opacity: 0;
    transition: opacity 0.2s;
    pointer-events: none;
}
.card-img-wrap:hover .card-vote-hint { opacity: 1; }
.card-vote-hint span {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: #fff;
    border: 1px solid rgba(255, 255, 255, 0.55);
    padding: 0.32rem 0.85rem;
    border-radius: 3px;
}

.card-zoom-btn {
    position: absolute;
    bottom: 0.5rem; right: 0.5rem;
    width: 28px; height: 28px;
    background: rgba(0, 0, 0, 0.55);
    border: 1px solid rgba(255, 255, 255, 0.18);
    border-radius: 5px;
    display: flex; align-items: center; justify-content: center;
    cursor: pointer;
    color: rgba(255, 255, 255, 0.75);
    transition: background 0.2s, color 0.2s;
    z-index: 2;
}
.card-zoom-btn:hover { background: rgba(0, 0, 0, 0.85); color: #fff; }

.card-footer {
    padding: 0.6rem 0.8rem;
    display: flex; align-items: center; justify-content: space-between;
    gap: 0.5rem;
}
.card-title {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--color-text-muted);
    white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
    flex: 1;
}
.card-vote-btn {
    flex-shrink: 0;
    background: none;
    border: 1px solid var(--color-border);
    color: var(--color-text-muted);
    font-family: var(--font-mono);
    font-size: 0.68rem;
    text-transform: uppercase;
    letter-spacing: 0.09em;
    padding: 0.28rem 0.7rem;
    border-radius: 3px;
    cursor: pointer;
    transition: border-color 0.2s, color 0.2s, background 0.2s;
}
.card-vote-btn:hover {
    border-color: var(--color-success);
    color: var(--color-success);
}

.photo-card.winner { border-color: var(--color-success); transform: translateY(-3px); }
.photo-card.winner .card-vote-btn {
    background: var(--color-success);
    color: #0a0a0a;
    border-color: var(--color-success);
}
.photo-card.loser {
    opacity: 0.22;
    filter: grayscale(80%);
    pointer-events: none;
}

.win-badge {
    display: none;
    position: absolute; top: 0.55rem; right: 0.55rem;
    background: var(--color-success); color: #0a0a0a;
    border-radius: 50%; width: 1.9rem; height: 1.9rem;
    align-items: center; justify-content: center;
    font-size: 0.95rem; font-weight: 700;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.4);
    z-index: 3;
}
.photo-card.winner .win-badge { display: flex; }

/* ── Skip button ──────────────────────────────────────────────────────────── */
.skip-btn {
    background: none;
    border: 1px solid var(--color-border);
    color: var(--color-text-muted);
    font-family: var(--font-mono);
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    padding: 0.5rem 1.8rem;
    border-radius: 3px;
    cursor: pointer;
    transition: border-color 0.2s, color 0.2s;
}
.skip-btn:hover { border-color: var(--color-text-muted); color: var(--color-text); }

/* ── Loading / error ──────────────────────────────────────────────────────── */
.state-msg {
    font-family: var(--font-mono);
    font-size: 0.82rem;
    letter-spacing: 0.06em;
    color: var(--color-text-muted);
    padding: 4rem 0;
    width: 100%;
    text-align: center;
}

/* ── Lightbox ─────────────────────────────────────────────────────────────── */
.lightbox {
    display: none;
    position: fixed; inset: 0; z-index: 2000;
    align-items: center; justify-content: center;
}
.lightbox.open { display: flex; }

.lightbox-backdrop {
    position: absolute; inset: 0;
    background: rgba(0, 0, 0, 0.92);
    cursor: zoom-out;
}
.lightbox-inner {
    position: relative; z-index: 1;
    display: flex; flex-direction: column; align-items: center;
    gap: 0.7rem;
    max-width: 94vw;
}
.lightbox-inner img {
    max-width: 94vw;
    max-height: 84vh;
    object-fit: contain;
    border-radius: 4px;
    box-shadow: 0 12px 50px rgba(0, 0, 0, 0.7);
    display: block;
}
.lightbox-title {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    letter-spacing: 0.07em;
    color: rgba(255, 255, 255, 0.5);
}
.lightbox-close {
    position: absolute;
    top: -0.9rem; right: -0.9rem;
    width: 2rem; height: 2rem;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    color: #fff;
    display: flex; align-items: center; justify-content: center;
    cursor: pointer;
    font-size: 1.1rem; line-height: 1;
    transition: background 0.2s;
}
.lightbox-close:hover { background: rgba(255, 255, 255, 0.22); }

/* ── Responsive ───────────────────────────────────────────────────────────── */
@media (max-width: 768px) {
    .nav-links {
        position: fixed; top: 0; left: 0;
        width: 100%; height: 100vh;
        background: var(--color-bg);
        flex-direction: column; justify-content: center; align-items: center;
        gap: 2rem; opacity: 0; pointer-events: none;
        transform: translateX(100%); transition: all 0.35s ease; z-index: 1000;
    }
    .nav-links.open { opacity: 1; pointer-events: all; transform: translateX(0); }
    .nav-links a { font-size: 1.1rem; }
    .burger { display: flex; }
    .social-icons { display: none; }
}

@media (max-width: 600px) {
    .duel { flex-direction: column; gap: 0.75rem; }
    .vs-label { padding: 0.2rem 0; }
    .card-img-wrap img { aspect-ratio: 3 / 2; }
    main { padding-top: 6rem; gap: 1.5rem; }
    .headline h1 { font-size: 1.3rem; }
}