:root {
  --bg: #f6f6f4; --fg: #1d1f21; --muted: #6b6f75; --card: #ffffff; --line: #dcdcd8;
  --accent: #1f5fae; --accent-fg: #ffffff; --danger: #b3261e; --warn-bg: #fff4d6; --warn-fg: #5b4300;
  --note-bg: #e8f0fa; --stage: #161718; --bar: #232527; --bar-fg: #e8e8e6;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #17181a; --fg: #e6e6e3; --muted: #9a9ea4; --card: #212326; --line: #34373b;
    --accent: #6ea4e6; --accent-fg: #0d1520; --danger: #f2817a; --warn-bg: #3a3112; --warn-fg: #f3dc9a;
    --note-bg: #1c2a3b;
  }
}
* { box-sizing: border-box; }
html, body { margin: 0; height: 100%; }
body { background: var(--bg); color: var(--fg); font: 16px/1.5 system-ui, -apple-system, "Segoe UI", sans-serif; }
a { color: var(--accent); }
h1 { font-size: 1.5rem; margin: 0 0 .75rem; }
h2 { font-size: 1.1rem; margin: 1.5rem 0 .5rem; }

header.top { display: flex; align-items: center; gap: 1rem; padding: .75rem 1rem; border-bottom: 1px solid var(--line); }
header.top nav { margin-left: auto; display: flex; gap: 1rem; align-items: center; }
.brand { font-weight: 600; color: inherit; text-decoration: none; }
.who, .muted { color: var(--muted); }
.stage-badge { background: var(--warn-bg); color: var(--warn-fg); border-radius: 4px; padding: .1rem .5rem; font-size: .85rem; font-weight: 600; }

main.page { padding: 2rem 1rem; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 8px; padding: 1.5rem; max-width: 1100px; margin: 0 auto; }
.card.narrow { max-width: 640px; }
.facts { padding-left: 1.2rem; }
.facts li { margin: .35rem 0; }
.note { background: var(--note-bg); padding: .6rem .8rem; border-radius: 6px; }
.warn { background: var(--warn-bg); color: var(--warn-fg); padding: .6rem .8rem; border-radius: 6px; }
.free { margin-left: 1rem; color: var(--muted); }
.row { margin-bottom: 1rem; }
form.inline { display: inline; margin-left: 1rem; }
form.dev { margin-top: 2rem; padding-top: 1rem; border-top: 1px dashed var(--line); }

button, .button {
  font: inherit; padding: .45rem .9rem; border-radius: 6px; border: 1px solid var(--line);
  background: var(--card); color: var(--fg); cursor: pointer; text-decoration: none; display: inline-block;
}
button.primary, .button.primary { background: var(--accent); color: var(--accent-fg); border-color: var(--accent); }
button.danger { color: var(--danger); border-color: var(--danger); background: transparent; }
button.big { font-size: 1.1rem; padding: .7rem 1.4rem; }
button:focus-visible, .button:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

table { width: 100%; border-collapse: collapse; font-size: .92rem; }
th, td { text-align: left; padding: .4rem .5rem; border-bottom: 1px solid var(--line); vertical-align: top; }
td.actions { display: flex; gap: .35rem; }
td.actions form { margin: 0; }
tr.state-defekt td { color: var(--danger); }
tr.disabled td { opacity: .6; }

/* Konsole: Bild höchstens 1:1 (1920x1080), kleiner wird verkleinert (Wayland-Ausgabe fest, PRD 4.3) */
body.console { background: var(--stage); color: var(--bar-fg); display: flex; flex-direction: column; overflow: hidden; }
header.bar { display: flex; align-items: center; gap: .6rem; padding: .35rem .75rem; background: var(--bar); flex: none; }
header.bar .brand { color: var(--bar-fg); }
header.bar button { padding: .25rem .7rem; background: transparent; color: var(--bar-fg); border-color: #4a4d52; }
header.bar button.danger { color: #f2817a; border-color: #8a3a35; }
.spacer { flex: 1; }
.status { display: flex; align-items: center; gap: .4rem; color: #b9bcc0; }
.dot { width: .6rem; height: .6rem; border-radius: 50%; background: #888; }
.dot.ok { background: #4caf50; } .dot.bad { background: #e57373; }
main.stage { flex: 1; display: flex; align-items: center; justify-content: center; min-height: 0; position: relative; }
.screen { width: 100%; height: 100%; max-width: 1920px; max-height: 1080px; }

.overlay { position: fixed; inset: 0; background: rgba(0, 0, 0, .55); display: flex; align-items: center; justify-content: center; z-index: 20; }
.overlay[hidden], .panel[hidden] { display: none; }
.dialog { background: var(--card); color: var(--fg); border-radius: 8px; padding: 1.5rem; max-width: 28rem; }
.dialog h2 { margin-top: 0; }
.dialog.wide { max-width: min(60rem, calc(100vw - 2rem)); width: 100%; }
.dialog.wide pre.vmtext { max-height: 60vh; font-size: .85rem; padding: .5rem; border: 1px solid var(--line); border-radius: 4px; }
.dialog .actions { display: flex; gap: .5rem; justify-content: flex-end; align-items: center; }
.dialog form { display: flex; gap: .5rem; justify-content: flex-end; }
.panel { position: fixed; top: 3rem; right: 1rem; width: 22rem; background: var(--card); color: var(--fg); border-radius: 8px;
  padding: 1rem; z-index: 10; box-shadow: 0 8px 24px rgba(0, 0, 0, .4); }
.panel h2 { margin-top: 0; }
.panel label { display: block; margin: .5rem 0 .25rem; font-size: .9rem; }
.panel textarea { width: 100%; font: 13px/1.4 ui-monospace, monospace; }
.bar button[hidden], .bar form[hidden] { display: none; }

/* Startseite: Karten. Texte der Prüfenden nur als Klartext im abgesetzten Kasten (PRD 13.5) */
.cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(17rem, 1fr)); gap: 1rem; margin-top: 1rem; }
.exam-card { border: 1px solid var(--line); border-radius: 8px; padding: 1rem; display: flex; flex-direction: column; gap: .5rem; }
.exam-card .by { margin: 0; font-size: .9rem; color: var(--muted); }
.exam-card button { align-self: flex-start; margin-top: auto; }
.usertext { background: var(--bg); border-left: 3px solid var(--line); padding: .5rem .75rem; border-radius: 4px; overflow-wrap: anywhere; }
.usertext p { white-space: pre-line; }
.usertext p { margin: 0; }
.usertext .title { font-weight: 600; }
.usertext .desc { margin-top: .35rem; font-size: .92rem; }
.tag { font-size: .75rem; padding: .05rem .4rem; border-radius: 4px; background: var(--note-bg); color: var(--fg); }
.small { font-size: .88rem; }
.flash { max-width: 1100px; margin: 0 auto 1rem; }
form.stack { display: flex; flex-direction: column; gap: .6rem; max-width: 40rem; }
form.stack label { display: flex; flex-direction: column; gap: .2rem; }
form.stack label.check { flex-direction: row; gap: .5rem; align-items: flex-start; }
form.stack input:not([type=checkbox]), form.stack textarea, form.stack select { font: inherit; padding: .35rem .5rem; }
form.stack button { align-self: flex-start; }
.row.actions, .inline-form { display: flex; gap: .5rem; flex-wrap: wrap; align-items: center; margin: .5rem 0 1rem; }
.row.actions form { margin: 0; }
.inline-form input { font: inherit; padding: .35rem .5rem; }
details.new-exam { margin: 1rem 0 2rem; }
details.new-exam > summary { cursor: pointer; }
code.link { overflow-wrap: anywhere; }
pre.vmtext { white-space: pre-wrap; overflow-wrap: anywhere; max-height: 12rem; overflow: auto; font-size: .8rem; margin: .25rem 0; }
h3 { font-size: 1rem; margin: 1.25rem 0 .4rem; }
header.bar form.inline-bar { margin: 0; }
header.bar .chair { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; max-width: 22rem; }
.dialog form + form { margin-top: .5rem; }
.hint { display: block; color: var(--muted); font-size: .85rem; }

/* Prüfungsseite: Abschnitte als Karten; nach dem Absenden springt der Redirect per Anker zum Abschnitt */
.exam-page { max-width: 1100px; margin: 0 auto; display: flex; flex-direction: column; gap: 1rem; }
.exam-page .card { margin: 0; width: 100%; scroll-margin-top: 1rem; }
.exam-page h2 { margin: 0 0 .75rem; font-size: 1.15rem; }
.exam-page h3 { margin-top: 1.5rem; }
.crumbs { margin: 0; }
.exam-head { display: flex; flex-wrap: wrap; align-items: baseline; gap: .5rem 1rem; }
.exam-head h1 { margin: 0; font-size: 1.5rem; overflow-wrap: anywhere; }
.chips { display: flex; flex-wrap: wrap; gap: .4rem; }
.chip { font-size: .8rem; padding: .15rem .55rem; border-radius: 999px; border: 1px solid var(--line); color: var(--muted); }
.chip-ok { border-color: #4caf50; color: #2e7d32; }
.chip-warn { border-color: var(--warn-fg); color: var(--warn-fg); background: var(--warn-bg); }
.tag.ok { background: #e3f3e4; color: #1e5e22; }
@media (prefers-color-scheme: dark) {
  .chip-ok { color: #8fd694; } .tag.ok { background: #1f3a21; color: #b7e4ba; }
}
.linkrow { display: flex; flex-wrap: wrap; align-items: center; gap: .5rem; margin-top: .75rem; }
.linkrow form { margin: 0; }
.linkrow code { background: var(--bg); padding: .2rem .45rem; border-radius: 4px; }
.small-btn { font-size: .85rem; padding: .2rem .6rem; }
.flash-inline { margin: 0 0 .75rem; }
table.versions tr.published td { background: color-mix(in srgb, var(--note-bg) 60%, transparent); }
.btns { display: flex; flex-wrap: wrap; gap: .35rem; justify-content: flex-end; }
.btns form { margin: 0; }
table.versions td { vertical-align: middle; }
th.right { text-align: right; }
.nowrap { white-space: nowrap; }
form.upload { margin-top: .5rem; border-top: 1px solid var(--line); }
form.upload h3 { margin: 1rem 0 .5rem; }
.upload-row { display: flex; flex-wrap: wrap; gap: .75rem; align-items: center; }
.upload-row input[type=file] { flex: 1 1 16rem; padding: .4rem; border: 1px dashed var(--line); border-radius: 6px; }
form.upload .warn, form.upload .muted { max-width: 48rem; }
details.help { margin: .5rem 0; max-width: 48rem; }
details.help summary { cursor: pointer; color: var(--accent); }
details.help ul { margin: .4rem 0; padding-left: 1.2rem; }
form.stack.wide { max-width: none; }
.grid2 { display: grid; grid-template-columns: repeat(auto-fit, minmax(20rem, 1fr)); gap: 1rem 2rem; align-items: start; }
.stack-col { display: flex; flex-direction: column; gap: .6rem; }
.stack-col label { display: flex; flex-direction: column; gap: .2rem; }
.stack-col label.check { flex-direction: row; gap: .5rem; align-items: flex-start; }
.stack-col input:not([type=checkbox]), .stack-col textarea, .stack-col select { font: inherit; padding: .35rem .5rem; }
.stack-col .warn, .stack-col p { margin: 0; }
.danger-zone { border-color: color-mix(in srgb, var(--danger) 35%, var(--line)); }
.danger-zone p { margin: 0; }
details.new-exam > summary { list-style: none; }
details.new-exam > summary::-webkit-details-marker { display: none; }
details.new-exam[open] { border: 1px solid var(--line); border-radius: 8px; padding: 1rem; }
details.new-exam[open] > summary { margin-bottom: .75rem; }