:root {
  --bg: #f5f5fa; --surface: #fff; --line: #e1e1ee; --ink: #1d1b4a; --dim: #66648c;
  --accent: #34309a; --accent-soft: #e7e8fb; --danger: #b3261e; --ok: #1d7a4a;
  --radius: .75rem; --ease: cubic-bezier(.22, 1, .36, 1);
}
* { box-sizing: border-box; }
html, body { margin: 0; background: var(--bg); color: var(--ink); font: 15px/1.45 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; }
::selection { background: var(--accent-soft); color: var(--accent); }
[hidden] { display: none !important; }
h1, h2 { margin: 0; letter-spacing: -.01em; }
button, input, select, textarea { font: inherit; color: inherit; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.spacer { flex: 1; }
.err { color: var(--danger); margin: 0; }

/* Buttons */
button { cursor: pointer; }
.primary, .ghost { height: 2.4rem; padding: 0 1rem; border-radius: .6rem; border: 1px solid transparent; font-weight: 600; transition: background .15s, scale .15s var(--ease); }
.primary { background: var(--accent); color: #fff; }
.primary:hover { background: #29268a; }
.ghost { background: transparent; border-color: var(--line); color: var(--ink); }
.ghost:hover { background: var(--accent-soft); }
.danger { color: var(--danger); border-color: color-mix(in srgb, var(--danger) 35%, white); }
.danger:hover { background: #fdecea; }
.primary:active, .ghost:active { scale: .97; }
button:disabled { opacity: .5; cursor: not-allowed; }
.icon { width: 2.4rem; padding: 0; font-size: 1.4rem; line-height: 1; }

/* Anmeldung */
.login { min-height: 100vh; display: grid; place-items: center; padding: 1rem; }
.login-card { width: min(23rem, 100%); display: grid; gap: 1rem; padding: 1.75rem; background: var(--surface); border: 1px solid var(--line); border-radius: 1rem; box-shadow: 0 1rem 2.5rem rgb(30 27 90 / .08); }
label { display: grid; gap: .3rem; font-size: .85rem; color: var(--dim); }
input:not([type=file]), select, textarea { width: 100%; padding: .55rem .7rem; border: 1px solid var(--line); border-radius: .55rem; background: #fff; color: var(--ink); }
textarea { min-height: 5.5rem; resize: vertical; }
input:focus, select:focus, textarea:focus { border-color: var(--accent); outline: none; box-shadow: 0 0 0 3px var(--accent-soft); }

/* Kopf */
.top { position: sticky; top: 0; z-index: 5; display: flex; align-items: center; gap: .75rem; padding: .6rem 1.25rem; background: color-mix(in srgb, var(--bg) 88%, white); backdrop-filter: blur(8px); border-bottom: 1px solid var(--line); }
.brand { display: flex; align-items: center; gap: .55rem; }
.mark { width: 1.5rem; height: 1.5rem; border-radius: .45rem; background: var(--accent); display: block; position: relative; }
.mark::after { content: ""; position: absolute; left: .55rem; top: .38rem; border-left: .5rem solid #fff; border-top: .37rem solid transparent; border-bottom: .37rem solid transparent; }
.top select { width: auto; max-width: 12rem; }
.quota { display: flex; align-items: center; gap: .5rem; font-size: .8rem; color: var(--dim); font-variant-numeric: tabular-nums; }
.quota-bar { width: 6rem; height: .35rem; border-radius: 99px; background: var(--line); overflow: hidden; }
.quota-bar i { display: block; height: 100%; width: 0; background: var(--accent); border-radius: inherit; }

.wrap { max-width: 78rem; margin: 0 auto; padding: 1.25rem 1.25rem 4rem; position: relative; }
.crumbs { display: flex; flex-wrap: wrap; gap: .25rem; font-size: .85rem; color: var(--dim); margin-bottom: .5rem; }
.crumbs button { border: 0; background: none; padding: .15rem .3rem; border-radius: .3rem; color: var(--dim); }
.crumbs button:hover { background: var(--accent-soft); color: var(--accent); }
.crumbs span.sep { padding: .15rem 0; }
.toolbar { display: flex; align-items: center; gap: .6rem; margin: .25rem 0 1.1rem; flex-wrap: wrap; }
.toolbar h1 { font-size: 1.5rem; }

/* Raster: Ordner und Videos */
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(13.5rem, 1fr)); gap: 1.1rem 1rem; }
.tile { display: grid; gap: .5rem; text-align: left; border: 0; background: none; padding: 0; min-width: 0; }
.tile .art { position: relative; aspect-ratio: 16 / 9; border-radius: var(--radius); overflow: hidden; background: var(--surface); border: 1px solid var(--line); transition: border-color .15s, box-shadow .2s var(--ease), translate .2s var(--ease); display: grid; place-items: center; }
.tile:hover .art { border-color: color-mix(in srgb, var(--accent) 45%, var(--line)); box-shadow: 0 .5rem 1.2rem rgb(30 27 90 / .1); translate: 0 -2px; }
.tile img { width: 100%; height: 100%; object-fit: cover; display: block; }
.tile .folder-ic { width: 3.2rem; height: 3.2rem; color: #c3c5ea; }
.badge { position: absolute; right: .45rem; bottom: .45rem; padding: .1rem .45rem; border-radius: .4rem; background: rgb(20 18 58 / .78); color: #fff; font-size: .75rem; font-variant-numeric: tabular-nums; }
.badge.count { left: .45rem; right: auto; }
.tile .name { font-weight: 600; font-size: .92rem; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.tile .meta { color: var(--dim); font-size: .78rem; margin-top: -.35rem; font-variant-numeric: tabular-nums; }
.state { position: absolute; inset: 0; display: grid; place-items: center; background: rgb(245 245 250 / .86); font-size: .85rem; color: var(--ink); text-align: center; padding: .5rem; }
.state.fail { color: var(--danger); }
.state progress { width: 70%; height: .4rem; accent-color: var(--accent); }
.empty { color: var(--dim); text-align: center; padding: 3rem 1rem; }
.skeleton .art { background: linear-gradient(100deg, #ececf6 30%, #f6f6fb 50%, #ececf6 70%); background-size: 200% 100%; animation: sh 1.3s linear infinite; }
@keyframes sh { to { background-position: -200% 0; } }

/* Uploads */
.uploads { list-style: none; margin: 0 0 1rem; padding: 0; display: grid; gap: .5rem; }
.uploads:empty { display: none; }
.up { display: grid; grid-template-columns: 1fr auto; gap: .2rem .8rem; align-items: center; padding: .6rem .8rem; background: var(--surface); border: 1px solid var(--line); border-radius: .65rem; font-size: .85rem; }
.up .n { font-weight: 600; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.up .s { color: var(--dim); font-variant-numeric: tabular-nums; }
.up progress { grid-column: 1 / -1; width: 100%; height: .35rem; accent-color: var(--accent); }
.up.fail .s { color: var(--danger); }
.drop { position: fixed; inset: .75rem; z-index: 20; display: grid; place-items: center; border: 2px dashed var(--accent); border-radius: 1.2rem; background: color-mix(in srgb, var(--accent-soft) 85%, transparent); color: var(--accent); font-weight: 650; font-size: 1.2rem; pointer-events: none; }

/* Detailfenster */
.panel { position: fixed; z-index: 15; top: 0; right: 0; bottom: 0; width: min(30rem, 100%); background: var(--surface); border-left: 1px solid var(--line); box-shadow: -1rem 0 2.5rem rgb(30 27 90 / .12); display: flex; flex-direction: column; animation: in .28s var(--ease); }
@keyframes in { from { translate: 2rem 0; opacity: 0; } }
.panel-head { display: flex; align-items: center; justify-content: space-between; padding: .8rem 1rem; border-bottom: 1px solid var(--line); }
.panel-head h2 { font-size: 1.05rem; }
.panel-body { padding: 1rem; overflow: auto; display: flex; flex-direction: column; gap: 1rem; }
.panel-body > * { flex: none; }
.preview { position: relative; width: 100%; aspect-ratio: 16 / 9; border-radius: var(--radius); overflow: hidden; background: #000; }
.preview iframe, .preview img { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; object-fit: cover; }
.thumbs { display: flex; gap: .5rem; flex-wrap: wrap; }
.thumbs button { width: 6.2rem; aspect-ratio: 16 / 9; padding: 0; border-radius: .5rem; border: 2px solid transparent; overflow: hidden; background: var(--bg); display: grid; place-items: center; color: var(--dim); font-size: 1.4rem; }
.thumbs button[aria-pressed="true"] { border-color: var(--accent); }
.thumbs img { width: 100%; height: 100%; object-fit: cover; }
.code { font: .78rem/1.4 ui-monospace, SFMono-Regular, Menlo, monospace; padding: .6rem; border-radius: .55rem; background: var(--bg); border: 1px solid var(--line); word-break: break-all; max-height: 7rem; overflow: auto; user-select: all; }
.row { display: flex; gap: .5rem; flex-wrap: wrap; }
.panel h3 { margin: 0 0 .35rem; font-size: .8rem; color: var(--dim); font-weight: 600; }
dl.facts { display: grid; grid-template-columns: auto 1fr; gap: .2rem 1rem; margin: 0; font-size: .85rem; font-variant-numeric: tabular-nums; }
dl.facts dt { color: var(--dim); } dl.facts dd { margin: 0; }

dialog { border: 0; border-radius: 1rem; padding: 1.4rem; width: min(26rem, calc(100% - 2rem)); box-shadow: 0 1.5rem 3rem rgb(30 27 90 / .25); color: var(--ink); }
dialog::backdrop { background: rgb(20 18 58 / .4); }
dialog p { margin: 0 0 .8rem; }
dialog menu { display: flex; flex-direction: row-reverse; justify-content: flex-start; gap: .5rem; padding: 0; margin: 1.1rem 0 0; }
.snack { position: fixed; left: 50%; bottom: 1.2rem; translate: -50% 1rem; padding: .6rem 1rem; border-radius: .7rem; background: var(--ink); color: #fff; opacity: 0; pointer-events: none; transition: opacity .2s, translate .25s var(--ease); z-index: 30; max-width: calc(100% - 2rem); }
.snack.on { opacity: 1; translate: -50% 0; }

@media (max-width: 640px) {
  .top { flex-wrap: wrap; padding: .5rem .8rem; } .quota { display: none; }
  .wrap { padding: .9rem .8rem 4rem; }
  .grid { grid-template-columns: repeat(auto-fill, minmax(10rem, 1fr)); }
}
@media (prefers-reduced-motion: reduce) { *, *::before, *::after { animation-duration: .01ms !important; transition-duration: .01ms !important; } }

/* Navigation */
.tabs { display: flex; gap: .15rem; margin-left: .5rem; overflow-x: auto; scrollbar-width: none; }
.tabs::-webkit-scrollbar { display: none; }
.tab { border: 0; background: none; padding: .45rem .8rem; border-radius: .55rem; color: var(--dim); font-weight: 600; white-space: nowrap; transition: background .15s, color .15s; }
.tab:hover { background: var(--accent-soft); color: var(--accent); }
.tab[aria-current="true"] { background: var(--accent-soft); color: var(--accent); }
.link { border: 0; background: none; padding: .2rem 0; color: var(--accent); text-align: left; font-weight: 500; text-decoration: underline; text-underline-offset: .2em; }
.link:hover { color: #29268a; }
.hint { color: var(--dim); font-size: .85rem; margin: 0; }
.ok, .okmsg { color: var(--ok) !important; margin: 0; }

/* Bloecke, Tabellen, Diagramm */
.block { margin: 0 0 2rem; display: grid; gap: .75rem; }
.block.narrow { max-width: 38rem; }
.block h2 { font-size: 1.05rem; }
.block h3, dialog h3 { margin: .4rem 0 0; font-size: .8rem; color: var(--dim); font-weight: 600; }
dialog h2 { font-size: 1.15rem; margin-bottom: .6rem; }
#dlgBody { display: grid; gap: .75rem; }
dialog { max-height: calc(100vh - 2rem); overflow: auto; }
dialog:has(.block) { width: min(34rem, calc(100% - 2rem)); }
.fieldrow { display: flex; gap: .75rem; align-items: end; flex-wrap: wrap; }
.fieldrow > label { flex: 1 1 14rem; }
.fieldrow .primary { flex: none; }
.tablewrap { overflow-x: auto; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); }
table { width: 100%; border-collapse: collapse; font-size: .9rem; font-variant-numeric: tabular-nums; }
th, td { text-align: left; padding: .65rem .85rem; border-bottom: 1px solid var(--line); vertical-align: middle; }
th { font-size: .75rem; font-weight: 600; color: var(--dim); background: color-mix(in srgb, var(--bg) 60%, white); }
tbody tr:last-child td { border-bottom: 0; }
tbody tr:hover { background: color-mix(in srgb, var(--accent-soft) 35%, white); }
.num { text-align: right; white-space: nowrap; }
.sub { color: var(--dim); font-size: .8rem; }
tr.off { opacity: .55; }
.ghost.sm { height: 2rem; padding: 0 .7rem; font-size: .85rem; }
dl.facts.wide { grid-template-columns: max-content 1fr; gap: .3rem 1.5rem; margin: 0 0 1.5rem; font-size: .95rem; }
.seg { display: inline-flex; border: 1px solid var(--line); border-radius: .6rem; overflow: hidden; background: var(--surface); }
.seg button { border: 0; background: none; padding: .45rem .8rem; font-size: .85rem; color: var(--dim); }
.seg button + button { border-left: 1px solid var(--line); }
.seg button[aria-pressed="true"] { background: var(--accent); color: #fff; }
.chart { display: flex; align-items: flex-end; gap: 2px; height: 9rem; padding: .5rem; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); }
.chart .bar { flex: 1 1 0; height: 100%; display: flex; align-items: flex-end; min-width: 1px; }
.chart .bar i { display: block; width: 100%; background: var(--accent); border-radius: 2px 2px 0 0; opacity: .85; transition: opacity .15s; }
.chart .bar:hover i { opacity: 1; }
.chart-axis { display: flex; justify-content: space-between; font-size: .75rem; color: var(--dim); font-variant-numeric: tabular-nums; margin-top: -.35rem; }
.code { font: .85rem/1.4 ui-monospace, SFMono-Regular, Menlo, monospace; padding: .45rem .6rem; border-radius: .5rem; background: var(--bg); border: 1px solid var(--line); word-break: break-all; user-select: all; }
.qr { width: 12rem; height: 12rem; background: #fff; border: 1px solid var(--line); border-radius: .6rem; padding: .3rem; }
.qr svg { width: 100%; height: 100%; display: block; }
input[type=file] { font-size: .85rem; }
@media (max-width: 640px) { .top { gap: .4rem; } .tabs { order: 5; width: 100%; margin: 0; } .quota { display: none; } }

@media (max-width: 640px) { .brand strong { max-width: 7rem; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; } .top select { max-width: 8.5rem; } .top .spacer { flex: 1; } }