/* Untis Open - Poster-Look: S/W-Portrait per multiply auf Farbverlauf, Glas-Karten darüber */
:root {
  --bg: rgba(255, 255, 255, .07);       /* Eingabefelder, Hover */
  --card: rgba(14, 12, 20, .62);
  --card-solid: #14111c;
  --text: #f6f3ee;
  --muted: rgba(246, 243, 238, .62);
  --line: rgba(255, 255, 255, .14);
  --accent: #d4ff3a;
  --accent-t: #12160a;
  --regular: rgba(255, 255, 255, .10);
  --regular-t: #f6f3ee;
  --substitution: rgba(255, 184, 46, .22);
  --substitution-t: #ffd58a;
  --roomchange: rgba(52, 211, 130, .20);
  --roomchange-t: #8ff0bd;
  --cancelled: rgba(255, 82, 82, .22);
  --cancelled-t: #ffb0b0;
  --event: rgba(167, 120, 255, .24);
  --event-t: #dcc8ff;
  --radius: 14px;
  --glass: blur(18px) saturate(140%);
}

* { box-sizing: border-box; }
html, body { margin: 0; min-height: 100%; }
body {
  background: #0d0a14;
  color: var(--text);
  font: 15px/1.45 "Space Grotesk", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  -webkit-font-smoothing: antialiased;
}
[hidden] { display: none !important; }

/* ---------- Hintergrund: drei Spalten, pixelige S/W-Porträts per multiply auf Farbverlauf ---------- */
.bg { position: fixed; inset: 0; z-index: -2; overflow: hidden; background: #0d0a14; display: flex; }
.bg .col { position: relative; flex: 1; overflow: hidden; isolation: isolate; background-size: 170% 170%; animation: drift 22s ease-in-out infinite alternate; }
.bg .c1 { background-image: radial-gradient(72% 55% at 40% 16%, #f4ff5a 0%, transparent 62%), linear-gradient(160deg, #b6ff1a, #00d9a3 70%, #0a8f9c); }
.bg .c2 { background-image: radial-gradient(72% 55% at 50% 14%, #ffd23d 0%, transparent 62%), linear-gradient(180deg, #ff9a3d, #ff4d6d 68%, #c81d77); animation-delay: -7s; }
.bg .c3 { background-image: radial-gradient(72% 55% at 60% 18%, #ff9a3d 0%, transparent 62%), linear-gradient(200deg, #ff2d87, #a22cff 65%, #4b1fd0); animation-direction: alternate-reverse; }
@keyframes drift { from { background-position: 0% 20%; } to { background-position: 100% 80%; } }
.bg img {
  position: absolute; bottom: 0; left: 50%; transform: translateX(-50%);
  height: 100%; width: auto; max-width: none;
  mix-blend-mode: multiply; filter: grayscale(1) contrast(1.2) brightness(1.08);
  image-rendering: pixelated;
  -webkit-mask-image: linear-gradient(to bottom, #000 74%, transparent 100%); mask-image: linear-gradient(to bottom, #000 74%, transparent 100%);
}
.bg::before { /* dunkle Mitte, damit die Karten lesbar bleiben */
  content: ""; position: absolute; inset: 0; z-index: 1; pointer-events: none;
  background: radial-gradient(60% 72% at 50% 44%, rgba(10, 8, 18, .66) 0%, transparent 72%);
}
.bg::after { /* Korn */
  content: ""; position: absolute; inset: 0; z-index: 2; opacity: .22; mix-blend-mode: overlay; pointer-events: none;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='160' height='160'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 .5  0 0 0 0 .5  0 0 0 0 .5  0 0 0 .9 0'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>");
}
.bg-word { /* riesiges Wort hinter allem */
  position: fixed; left: 50%; bottom: -4vw; transform: translateX(-50%); z-index: -1; pointer-events: none; user-select: none;
  font-weight: 700; font-size: 24vw; line-height: .8; letter-spacing: -.05em; text-transform: uppercase;
  color: transparent; -webkit-text-stroke: 1.5px rgba(255, 255, 255, .22);
}

h1 { margin: 0 0 4px; font-size: 34px; letter-spacing: -.03em; line-height: 1; }
.muted { color: var(--muted); }
.small-text { font-size: 12px; }
.err { color: var(--cancelled-t); background: var(--cancelled); padding: 8px 10px; border-radius: 8px; }

.card, .login {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  -webkit-backdrop-filter: var(--glass); backdrop-filter: var(--glass);
  box-shadow: 0 24px 60px rgba(0, 0, 0, .28);
}
.login { max-width: 400px; margin: 9vh auto 0; padding: 28px; }
.login h1 span { color: var(--accent); }
.login label { display: block; margin: 14px 0 0; font-size: 12px; letter-spacing: .06em; text-transform: uppercase; color: var(--muted); }
.login input, .login textarea {
  display: block; width: 100%; margin-top: 5px; padding: 10px 12px;
  border: 1px solid var(--line); border-radius: 10px; background: var(--bg); color: var(--text); font: inherit;
  text-transform: none; letter-spacing: 0; transition: border-color .15s, background .15s;
}
.login input::placeholder, .login textarea::placeholder { color: rgba(246, 243, 238, .35); }
.login input:focus, .login textarea:focus { outline: none; border-color: var(--accent); background: rgba(255, 255, 255, .11); }
button { font: inherit; cursor: pointer; }
button.primary {
  width: 100%; margin-top: 18px; padding: 12px; border: 0; border-radius: 10px;
  background: var(--accent); color: var(--accent-t); font-weight: 700; letter-spacing: .02em;
  transition: transform .1s ease, box-shadow .15s ease;
}
button.primary:hover { transform: translateY(-1px); box-shadow: 0 8px 24px rgba(212, 255, 58, .35); }
button.ghost {
  background: transparent; color: var(--text); border: 1px solid var(--line);
  border-radius: 10px; padding: 6px 12px; transition: background .15s, border-color .15s;
}
button.ghost:hover { background: var(--bg); border-color: rgba(255, 255, 255, .3); }

header {
  display: flex; align-items: center; gap: 12px; flex-wrap: wrap;
  padding: 10px 18px; background: rgba(14, 12, 20, .55); border-bottom: 1px solid var(--line);
  -webkit-backdrop-filter: var(--glass); backdrop-filter: var(--glass);
  position: sticky; top: 0; z-index: 5;
}
.brand { font-weight: 700; letter-spacing: -.02em; font-size: 18px; text-transform: uppercase; }
.brand::before { content: ""; display: inline-block; width: 10px; height: 10px; margin-right: 8px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 12px var(--accent); }
.brand .muted { font-weight: 400; text-transform: none; font-size: 13px; letter-spacing: 0; }
.tabs { display: flex; gap: 4px; flex-wrap: wrap; flex: 1; }
.tabs button {
  background: transparent; border: 0; padding: 7px 13px; border-radius: 999px; color: var(--muted);
  transition: color .15s, background .15s;
}
.tabs button:hover { color: var(--text); }
.tabs button.active { background: var(--accent); color: var(--accent-t); font-weight: 700; }
.tabs.small { margin: 16px 0 0; flex: none; }

.view { padding: 18px; max-width: 1100px; margin: 0 auto; }
@media (min-width: 1200px) { .view { max-width: 780px; } } /* Mitte frei halten, Gesichter bleiben links und rechts sichtbar */
.toolbar { display: flex; align-items: center; gap: 8px; margin-bottom: 14px; flex-wrap: wrap; }
.toolbar strong { font-size: 18px; letter-spacing: -.01em; margin-left: 6px; }

/* Stundenplan */
.tt {
  display: grid; grid-template-columns: 56px repeat(5, minmax(0, 1fr)); gap: 6px; overflow-x: auto;
  padding: 12px; background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  -webkit-backdrop-filter: var(--glass); backdrop-filter: var(--glass);
}
.tt .head { text-align: center; font-weight: 600; padding: 6px 0; letter-spacing: .04em; text-transform: uppercase; font-size: 12px; color: var(--muted); }
.tt .head.today { color: var(--accent-t); background: var(--accent); border-radius: 999px; }
.tt .time { font-size: 11px; color: var(--muted); text-align: right; padding-right: 6px; padding-top: 4px; }
.tt .slot { display: flex; flex-direction: column; gap: 4px; min-height: 58px; }
.lesson {
  border-radius: 10px; padding: 6px 9px; font-size: 13px; border: 1px solid var(--line); border-left: 3px solid rgba(255, 255, 255, .5);
  background: var(--regular); color: var(--regular-t);
}
.lesson b { display: block; font-size: 14px; }
.lesson small { display: block; opacity: .8; }
.lesson .note { margin-top: 3px; font-size: 11px; opacity: .95; font-style: italic; }
.lesson.substitution, .chip.substitution { background: var(--substitution); color: var(--substitution-t); border-left-color: #ffb82e; }
.lesson.roomchange, .chip.roomchange { background: var(--roomchange); color: var(--roomchange-t); border-left-color: #34d382; }
.lesson.cancelled, .chip.cancelled { background: var(--cancelled); color: var(--cancelled-t); border-left-color: #ff5252; }
.lesson.cancelled b { text-decoration: line-through; }
.lesson.event, .chip.event { background: var(--event); color: var(--event-t); border-left-color: #a778ff; }
.chip { display: inline-block; padding: 2px 10px; border-radius: 999px; font-size: 12px; background: var(--regular); color: var(--regular-t); border: 1px solid var(--line); }
.legend { margin-top: 14px; display: flex; gap: 8px; flex-wrap: wrap; }

/* Listen */
.list { display: flex; flex-direction: column; gap: 8px; }
.item {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 13px 16px;
  -webkit-backdrop-filter: var(--glass); backdrop-filter: var(--glass);
}
.item h3 { margin: 0 0 4px; font-size: 15px; }
.item .meta { color: var(--muted); font-size: 12px; margin-bottom: 4px; }
.item p { margin: 4px 0 0; white-space: pre-wrap; }
.item.done { opacity: .55; }
.empty { color: var(--muted); text-align: center; padding: 30px 0; }

@media (max-width: 720px) {
  .tt { grid-template-columns: 38px repeat(5, minmax(90px, 1fr)); }
  .login { margin: 6vh auto 0; }
  .bg img { opacity: .8; }
}

/* Stunden-Details */
.lesson { cursor: pointer; transition: transform .1s ease, box-shadow .1s ease, background .15s; }
.lesson:hover { transform: translateY(-1px); box-shadow: 0 6px 18px rgba(0, 0, 0, .35); }
.lesson:focus-visible { outline: 2px solid var(--accent); outline-offset: 1px; }

.overlay {
  position: fixed; inset: 0; background: rgba(10, 6, 20, .6); -webkit-backdrop-filter: blur(6px); backdrop-filter: blur(6px);
  display: flex; align-items: flex-start; justify-content: center; padding: 4vh 12px; z-index: 20; overflow-y: auto;
}
.sheet {
  position: relative; width: 100%; max-width: 860px; background: rgba(20, 17, 28, .88); color: var(--text);
  -webkit-backdrop-filter: var(--glass); backdrop-filter: var(--glass);
  border: 1px solid var(--line); border-radius: 18px; box-shadow: 0 30px 80px rgba(0, 0, 0, .5);
  animation: pop .16s ease-out; overflow: hidden;
}
@keyframes pop { from { opacity: 0; transform: translateY(8px) scale(.99); } to { opacity: 1; transform: none; } }
.sheet::before { content: ""; display: block; height: 4px; background: linear-gradient(90deg, #b6ff1a, #00d9a3 35%, #ff2d87 70%, #a22cff); }
.sheet .x {
  position: absolute; top: 14px; right: 14px; width: 34px; height: 34px; border-radius: 10px;
  border: 0; background: transparent; color: var(--muted); font-size: 26px; line-height: 1;
}
.sheet .x:hover { background: var(--bg); color: var(--text); }
.sheet-head { padding: 20px 28px 0; border-bottom: 1px solid var(--line); }
.sheet-head h2 { margin: 0; font-size: 28px; letter-spacing: -.02em; }
.sheet-head h2 .sep { color: var(--line); font-weight: 300; margin: 0 8px; }
.sheet-head h2 .subj { font-weight: 700; }
.meta-line { display: flex; flex-wrap: wrap; gap: 6px 0; margin: 8px 0 14px; color: var(--muted); font-size: 14px; }
.meta-line span { padding: 0 12px; border-left: 1px solid var(--line); }
.meta-line span:first-child { padding-left: 0; border-left: 0; }
.sheet-tabs { margin: 0; flex: none; }
.sheet-tabs button { border-radius: 8px 8px 0 0; padding: 9px 16px; position: relative; }
.sheet-tabs button.active { background: transparent; color: var(--accent); }
.sheet-tabs button.active::after { content: ""; position: absolute; left: 8px; right: 8px; bottom: -1px; height: 3px; border-radius: 3px 3px 0 0; background: var(--accent); }
.sheet-body { padding: 22px 28px 28px; min-height: 220px; }

.block { display: grid; grid-template-columns: 34px 1fr; gap: 0 12px; margin-bottom: 22px; }
.block .ico { font-size: 20px; opacity: .85; text-align: center; padding-top: 1px; }
.block h4 { margin: 0 0 6px; font-size: 12px; letter-spacing: .08em; text-transform: uppercase; }
.block .txt { color: var(--muted); line-height: 1.6; }
.block ul { margin: 0; padding-left: 18px; color: var(--muted); }
.block li { margin: 4px 0; line-height: 1.55; }
.block li::marker { color: var(--accent); }
.status-pill { display: inline-block; padding: 2px 10px; border-radius: 999px; font-size: 12px; font-weight: 600; margin-bottom: 14px; }
.status-pill.substitution { background: var(--substitution); color: var(--substitution-t); }
.status-pill.roomchange { background: var(--roomchange); color: var(--roomchange-t); }
.status-pill.cancelled { background: var(--cancelled); color: var(--cancelled-t); }
.status-pill.event { background: var(--event); color: var(--event-t); }
.actions { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 4px; }
.btn { text-decoration: none; display: inline-block; font: inherit; cursor: pointer; background: var(--accent); color: var(--accent-t); border: 0; border-radius: 10px; padding: 8px 14px; font-weight: 700; }
.btn.ghost { background: transparent; color: var(--text); border: 1px solid var(--line); font-weight: 500; }
.hint { color: var(--muted); font-size: 13px; margin: 6px 0 0; }
.field { display: flex; gap: 8px; margin: 10px 0; }
.field input { flex: 1; padding: 9px 12px; border: 1px solid var(--line); border-radius: 10px; background: var(--bg); color: var(--text); font: inherit; min-width: 0; }
.field input:focus { outline: none; border-color: var(--accent); }
pre.raw { background: rgba(0, 0, 0, .35); border: 1px solid var(--line); border-radius: 10px; padding: 12px; overflow: auto; max-height: 50vh; font-size: 12px; color: var(--text); }
.loading { color: var(--muted); }

/* Admin-Protokoll */
.logwrap { overflow-x: auto; border: 1px solid var(--line); border-radius: 10px; }
.logtable { display: flex; flex-direction: column; min-width: 680px; font-size: 12px; }
.logrow { display: grid; grid-template-columns: 1.5fr 1fr 1.1fr 1.3fr 1.7fr .5fr; gap: 8px; padding: 7px 12px; border-top: 1px solid var(--line); }
.logrow:first-child { border-top: 0; }
.logrow.head { background: rgba(255, 255, 255, .06); font-weight: 700; text-transform: uppercase; letter-spacing: .04em; color: var(--muted); position: sticky; top: 0; }
.logrow span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
#adBody .logwrap { max-height: 56vh; overflow-y: auto; }

@media (prefers-reduced-motion: reduce) { .bg .col { animation: none; } .sheet { animation: none; } }