:root {
  color-scheme: dark;
  --bg: #0e1116;
  --bg2: #151a21;
  --bg3: #1c232c;
  --line: #263041;
  --fg: #e6edf3;
  --dim: #8b98a9;
  --acc: #4c9ff5;
  --acc-ink: #05121f;
  --ok: #34c07a;
  --ok-line: #234a37;
  --warn: #d9a13b;
  --warn-line: #4a3c1f;
  --bad: #ef5b6b;
  --bad-line: #4a2530;
  --bad-bg: #4a2530;
  --bad-fg: #ffd7dd;
  --note: #21293a;
  --note-fg: #cbd5e1;
  --ro-fg: #b9c3d0;
  --drop-bg: rgba(76, 159, 245, 0.12);
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

/* Hell: wird von web/theme.js vor dem ersten Paint gesetzt (data-theme). */
:root[data-theme="light"] {
  color-scheme: light;
  --bg: #f4f6f9;
  --bg2: #ffffff;
  --bg3: #e8edf3;
  --line: #ccd6e2;
  --fg: #17202b;
  --dim: #5b6a7c;
  --acc: #1f6fca;
  --acc-ink: #ffffff;
  --ok: #14764a;
  --ok-line: #b9dcc8;
  --warn: #8a6216;
  --warn-line: #e6d3a4;
  --bad: #b32f3f;
  --bad-line: #eec6cc;
  --bad-bg: #fbe9ec;
  --bad-fg: #7f1b28;
  --note: #eef2f7;
  --note-fg: #33404f;
  --ro-fg: #4d5c6d;
  --drop-bg: rgba(31, 111, 202, 0.12);
}

* {
  box-sizing: border-box;
}

html,
body {
  height: 100%;
  margin: 0;
}

body {
  background: var(--bg);
  color: var(--fg);
  font: 15px/1.45 system-ui, Segoe UI, Roboto, sans-serif;
  display: flex;
  flex-direction: column;
}

.hidden {
  display: none !important;
}

.bar {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 10px 16px;
  background: var(--bg2);
  border-bottom: 1px solid var(--line);
}

.brand {
  font-weight: 700;
  letter-spacing: 0.04em;
}

.status {
  font: 12px/1 var(--mono);
  color: var(--dim);
  padding: 4px 8px;
  border: 1px solid var(--line);
  border-radius: 999px;
}

.status.on {
  color: var(--ok);
  border-color: var(--ok-line);
}

.status.mid {
  color: var(--warn);
  border-color: var(--warn-line);
}

.status.off {
  color: var(--bad);
  border-color: var(--bad-line);
}

.grow {
  flex: 1;
}

.name {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  color: var(--dim);
}

input,
button,
textarea {
  color: inherit;
  font: inherit;
}

input[type="text"],
input[type="password"],
input:not([type]),
textarea {
  background: var(--bg3);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 8px 10px;
}

input:not([type]),
input[type="password"] {
  min-width: 240px;
}

button {
  background: var(--acc);
  color: var(--acc-ink);
  border: 0;
  border-radius: 8px;
  padding: 9px 14px;
  font-weight: 600;
  cursor: pointer;
}

button:disabled {
  opacity: 0.5;
  cursor: default;
}

button.ghost {
  background: transparent;
  color: var(--dim);
  border: 1px solid var(--line);
}

button.ghost.danger:hover {
  color: var(--bad);
  border-color: var(--bad);
}

.warn {
  background: var(--bad-bg);
  color: var(--bad-fg);
  padding: 10px 16px;
  font-size: 13px;
}

.screen {
  flex: 1;
  min-height: 0;
}

/* --- Join --- */

#join {
  display: grid;
  place-items: center;
  padding: 24px;
}

.card {
  width: min(560px, 100%);
  background: var(--bg2);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 26px;
}

.card h1 {
  margin: 0 0 6px;
  font-size: 22px;
}

.lede {
  color: var(--dim);
  margin: 0 0 18px;
}

#joinForm {
  display: flex;
  gap: 10px;
}

#pass {
  flex: 1;
}

.hint {
  margin-top: 10px;
  font: 12px/1.4 var(--mono);
  color: var(--dim);
  min-height: 1.4em;
}

.split {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  margin-top: 10px;
  font-size: 12px;
  color: var(--dim);
}

.saved {
  margin-top: 16px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.saved:empty {
  display: none;
}

.chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--bg3);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 6px 10px;
  font: 12px/1 var(--mono);
  cursor: pointer;
}

.chip .x {
  color: var(--dim);
  cursor: pointer;
}

.facts {
  margin: 20px 0 0;
  padding-left: 18px;
  color: var(--dim);
  font-size: 13px;
}

/* --- Raum --- */

#room {
  display: grid;
  grid-template-columns: 300px 1fr;
}

.side {
  border-right: 1px solid var(--line);
  background: var(--bg2);
  padding: 12px;
  overflow: auto;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.siderow {
  display: flex;
  gap: 8px;
}

#search {
  width: 100%;
}

.notes {
  list-style: none;
  margin: 0;
  padding: 0;
  overflow: auto;
  /* Die Liste darf nicht zusammengedrueckt werden, wenn viele Dateien anstehen:
     sie behaelt mindestens vier Zeilen und wachst, was frei ist. */
  flex: 1 1 200px;
  min-height: 200px;
}

.panel {
  flex: 0 0 auto;
}

.panel.files {
  min-width: 0;
}

#files {
  /* viele Transfers: die Liste scrollt fuer sich, Notizbereich und
     Mitgliederliste bleiben sichtbar */
  max-height: 168px;
  overflow: auto;
}

#members {
  max-height: 15vh;
  overflow: auto;
}

.fact {
  margin-left: auto;
  display: flex;
  gap: 4px;
  align-items: center;
  flex: 0 0 auto;
}

.fact button {
  padding: 2px 7px;
  font-size: 11px;
}

/* Name bekommt den Platz, Zustand und Aktionen bleiben einzeilig; reicht es
   nicht, rueckt die Aktionengruppe in die zweite Zeile. */
#files .fr {
  flex-wrap: wrap;
  row-gap: 3px;
}

#files .fr b {
  flex: 1 1 auto;
  min-width: 6ch;
}

#files .fr .sub {
  white-space: nowrap;
  flex: 0 0 auto;
}

.notes li {
  padding: 8px 10px;
  border-radius: 8px;
  cursor: pointer;
  border: 1px solid transparent;
}

.notes li:hover {
  background: var(--bg3);
}

.notes li.sel {
  background: var(--bg3);
  border-color: var(--line);
}

.notes .t {
  display: block;
  font-weight: 600;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.notes .s {
  display: block;
  font: 11px/1.3 var(--mono);
  color: var(--dim);
}

.panel h2 {
  margin: 8px 0 6px;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--dim);
}

.panel ul {
  list-style: none;
  margin: 0;
  padding: 0;
  font-size: 13px;
}

.panel li {
  padding: 4px 0;
  display: flex;
  gap: 8px;
  align-items: center;
}

.sub {
  font-size: 10px;
  color: var(--dim);
  text-transform: none;
  letter-spacing: 0;
}

.dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--ok);
}

#files li {
  flex-direction: column;
  align-items: stretch;
  gap: 4px;
}

.fr {
  display: flex;
  gap: 8px;
  align-items: center;
  font-size: 12px;
}

.fr b {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.bar2 {
  height: 4px;
  background: var(--bg3);
  border-radius: 3px;
  overflow: hidden;
}

.bar2 > i {
  display: block;
  height: 100%;
  background: var(--acc);
  width: 0%;
}

.main {
  display: flex;
  flex-direction: column;
  min-width: 0;
  position: relative;
}

.empty {
  margin: auto;
  color: var(--dim);
}

.notewrap {
  display: flex;
  flex-direction: column;
  flex: 1;
  min-height: 0;
}

.notehead {
  display: flex;
  gap: 10px;
  align-items: center;
  padding: 10px 14px;
  border-bottom: 1px solid var(--line);
}

.title {
  background: transparent;
  border: 0;
  font-size: 16px;
  font-weight: 600;
  min-width: 0;
  flex: 0 1 auto;
  max-width: 46ch;
}

.lock {
  font: 11px/1 var(--mono);
  padding: 4px 8px;
  border-radius: 999px;
  border: 1px solid var(--line);
  color: var(--dim);
}

.lock.me {
  color: var(--ok);
  border-color: var(--ok-line);
}

.lock.other {
  color: var(--warn);
  border-color: var(--warn-line);
}

.draftbar {
  padding: 8px 14px;
  background: var(--note);
  border-bottom: 1px solid var(--line);
  font: 12px/1.4 var(--mono);
  color: var(--note-fg);
  white-space: pre-wrap;
  max-height: 8em;
  overflow: auto;
}

#editor {
  flex: 1;
  border: 0;
  border-radius: 0;
  background: var(--bg);
  resize: none;
  padding: 16px;
  font: 14px/1.6 var(--mono);
  outline: none;
}

#editor[readonly] {
  color: var(--ro-fg);
}

.foot {
  display: flex;
  gap: 10px;
  padding: 8px 14px;
  border-top: 1px solid var(--line);
  font: 11px/1 var(--mono);
  color: var(--dim);
}

.drop {
  position: absolute;
  inset: 12px;
  border: 2px dashed var(--acc);
  border-radius: 12px;
  background: var(--drop-bg);
  display: grid;
  place-items: center;
  pointer-events: none;
  font-weight: 600;
}

.err {
  color: var(--bad);
}

.ok {
  color: var(--ok);
}

/* --- Bearbeitung abgeben / anfragen --- */

.lockask {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 14px;
  background: var(--note);
  border-bottom: 1px solid var(--line);
  font-size: 13px;
  color: var(--note-fg);
}

.lockask button {
  padding: 6px 10px;
  font-size: 12px;
}

/* --- Kopfleiste: Raum-Menue (Passphrase, Einladungslink) --- */

.roommenu {
  position: relative;
}

#roomChip {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  background: var(--bg3);
  border: 1px solid var(--line);
  color: var(--dim);
  border-radius: 999px;
  padding: 5px 11px;
  font: 11px/1 var(--mono);
  letter-spacing: 0.04em;
}

#roomChip:hover {
  color: var(--fg);
}

.menu {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  z-index: 40;
  width: 320px;
  background: var(--bg2);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 12px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.28);
}

.menuhead {
  font: 11px/1.4 var(--mono);
  color: var(--dim);
}

.menuhead code {
  color: var(--fg);
}

.menu .item {
  text-align: left;
  font-size: 13px;
}

/* --- Kopfleiste: Farbschema (system / hell / dunkel) --- */

.seg {
  display: inline-flex;
  gap: 0;
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow: hidden;
}

.seg .ghost {
  border: 0;
  border-radius: 0;
  padding: 6px 9px;
}

.seg .ghost.on {
  background: var(--bg3);
  color: var(--fg);
}

.ic {
  width: 15px;
  height: 15px;
  display: block;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.5;
  stroke-linecap: round;
}

/* --- Dateien: Auswahl, Warteschlange, Zustand --- */

.pickinput {
  display: none;
}

.filerow {
  display: flex;
  gap: 8px;
  margin-bottom: 6px;
}

.filerow button {
  font-size: 12px;
  padding: 6px 10px;
}

.xbtn {
  background: transparent;
  border: 0;
  color: var(--dim);
  padding: 2px 6px;
  font-size: 12px;
}

.xbtn:hover {
  color: var(--bad);
}

/* --- Tipp-Indikator: animierte Punkte, kein Text --- */

.dots::after {
  content: "";
  animation: dots 1.4s steps(1, end) infinite;
}

@keyframes dots {
  0% {
    content: "";
  }
  25% {
    content: ".";
  }
  50% {
    content: "..";
  }
  75% {
    content: "...";
  }
}

@media (prefers-reduced-motion: reduce) {
  .dots::after {
    content: "...";
    animation: none;
  }
}

/* --- Raum: Passphrase --- */

.secretline {
  display: flex;
  align-items: center;
  gap: 8px;
}

code.secret {
  flex: 1;
  min-width: 0;
  font: 12px/1.4 var(--mono);
  background: var(--bg3);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 7px 9px;
  overflow-wrap: anywhere;
  color: var(--dim);
  letter-spacing: 0.06em;
}

code.secret.shown {
  color: var(--fg);
}

.keep {
  display: flex;
  align-items: center;
  gap: 7px;
  margin-top: 2px;
  font-size: 12px;
  color: var(--dim);
}

/* --- Rueckmeldung: Kopieren und kurzlebige Meldungen --- */

button.copied {
  border-color: var(--ok-line);
  color: var(--ok);
  animation: pop 0.35s ease-out;
}

button.needs {
  border-color: var(--bad-line);
  color: var(--bad);
}

.toast {
  position: fixed;
  left: 50%;
  bottom: 26px;
  transform: translateX(-50%);
  z-index: 40;
  padding: 9px 14px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--bg2);
  color: var(--fg);
  font: 12px/1.3 var(--mono);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.28);
  pointer-events: none;
  max-width: min(80vw, 42ch);
}

.toast.show {
  animation: toastIn 1.9s ease-out forwards;
}

.toast.bad {
  border-color: var(--bad-line);
  color: var(--bad);
}

@keyframes toastIn {
  0% { opacity: 0; transform: translate(-50%, 8px); }
  12% { opacity: 1; transform: translate(-50%, 0); }
  80% { opacity: 1; transform: translate(-50%, 0); }
  100% { opacity: 0; transform: translate(-50%, -4px); }
}

@keyframes pop {
  0% { transform: scale(1); }
  45% { transform: scale(1.06); }
  100% { transform: scale(1); }
}