/* style.css
 * Farben angelehnt an die bereits für rpev.com verwendete Palette
 * (ink/signal/live). Rot für "falsch" ist neu dazugekommen, da es dafür
 * bislang keine Vorgabe gab - einfach anpassen, falls unerwünscht.
 */

:root {
    --ink: #0d1117;
    --ink-light: #161b22;
    --signal: #ff5c39;
    --live: #3fb950;
    --wrong: #f85149;
    --text: #e6edf3;
    --text-muted: #8b949e;
    --border: #30363d;
}

* { box-sizing: border-box; }

body {
    background: var(--ink);
    color: var(--text);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    margin: 0;
    padding: 0 1rem 3rem;
    line-height: 1.5;
}

header.app-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.25rem 0;
    border-bottom: 1px solid var(--border);
    margin-bottom: 1.5rem;
}

header.app-header h1 {
    font-size: 1.1rem;
    margin: 0;
    color: var(--signal);
}

header.app-header a {
    color: var(--text-muted);
    text-decoration: none;
    margin-left: 1rem;
    font-size: 0.9rem;
}
header.app-header a:hover { color: var(--text); }

.card {
    background: var(--ink-light);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 1rem 1.25rem;
    margin-bottom: 1rem;
}

.badge {
    display: inline-block;
    padding: 0.15rem 0.55rem;
    border-radius: 999px;
    font-size: 0.75rem;
    font-weight: 600;
}
.badge.pending { background: rgba(255,92,57,0.15); color: var(--signal); }
.badge.approved { background: rgba(63,185,80,0.15); color: var(--live); }
.badge.rejected { background: rgba(248,81,73,0.15); color: var(--wrong); }

button, .btn {
    background: var(--signal);
    color: #fff;
    border: none;
    border-radius: 6px;
    padding: 0.5rem 1rem;
    font-size: 0.9rem;
    cursor: pointer;
    text-decoration: none;
    display: inline-block;
}
button.secondary, .btn.secondary {
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text);
}
button.success { background: var(--live); }
button.danger { background: var(--wrong); }
button:disabled { opacity: 0.5; cursor: not-allowed; }

input[type="text"], input[type="file"] {
    background: var(--ink);
    border: 1px solid var(--border);
    color: var(--text);
    border-radius: 6px;
    padding: 0.5rem;
    width: 100%;
}

.topic-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.6rem 0;
    border-top: 1px solid var(--border);
    flex-wrap: wrap;
    gap: 0.5rem;
}
.topic-row:first-of-type { border-top: none; }

.muted { color: var(--text-muted); font-size: 0.85rem; }

.flashcard {
    background: var(--ink-light);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 2.5rem 1.5rem;
    text-align: center;
    font-size: 1.15rem;
    min-height: 160px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    margin-bottom: 1.5rem;
}
.flashcard .answer { color: var(--live); }

.quiz-options { display: grid; gap: 0.6rem; margin: 1.25rem 0; }
.quiz-options button {
    background: var(--ink-light);
    border: 1px solid var(--border);
    color: var(--text);
    text-align: left;
    padding: 0.75rem 1rem;
}
.quiz-options button.correct { background: rgba(63,185,80,0.2); border-color: var(--live); }
.quiz-options button.wrong { background: rgba(248,81,73,0.2); border-color: var(--wrong); }

.progress-bar {
    background: var(--ink);
    border: 1px solid var(--border);
    border-radius: 999px;
    height: 8px;
    overflow: hidden;
    margin: 0.5rem 0 1rem;
}
.progress-bar > div { background: var(--live); height: 100%; }