:root {
  color-scheme: dark;
  --bg: #0c0e11;
  --raise: #14181d;
  --panel: #1b2128;
  --panel-2: #222a33;
  --line: #2c343e;
  --line-strong: #3a4552;
  --text: #e7edf2;
  --muted: #8e9bab;
  --faint: #667384;
  --accent: #9eb4c8;
  --ok: #7dcea0;
  --warn: #d4b483;
  --danger: #d07a7a;
  --danger-line: #5c3535;
  --ink: #12161b;
  --font: "Segoe UI", "Helvetica Neue", sans-serif;
  --mono: "Cascadia Mono", Consolas, ui-monospace, monospace;
  --shadow: 0 16px 40px rgba(0, 0, 0, 0.28);
}

* { box-sizing: border-box; }
html, body { margin: 0; height: 100%; background: var(--bg); color: var(--text); font-family: var(--font); }
body { font-size: 15px; line-height: 1.45; }
button, input, select, textarea { font: inherit; color: inherit; }
button { cursor: pointer; }
button:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible {
  outline: 1px solid var(--accent);
  outline-offset: 2px;
}
::selection { background: #2d4254; }

.avatar { width: 36px; height: 36px; display: inline-grid; place-items: center; flex: 0 0 auto; }
.avatar svg { width: 36px; height: 36px; display: block; }
.avatar-host { color: var(--accent); }
.avatar-sm { width: 28px; height: 28px; }
.avatar-sm svg { width: 28px; height: 28px; }

.user-app { height: 100vh; min-height: 0; display: flex; flex-direction: column; }
.user-frame { width: min(760px, calc(100% - 32px)); margin: 0 auto; flex: 1; display: flex; flex-direction: column; }
.gate, .deny, .ended, .preparing {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 32px 16px;
}
.panel {
  width: min(420px, 100%);
  background: var(--raise);
  border: 1px solid var(--line);
  padding: 28px 28px 22px;
  box-shadow: var(--shadow);
}
.panel-top { display: flex; justify-content: flex-end; margin-bottom: 8px; }
.identity { display: flex; gap: 14px; align-items: center; margin: 12px 0 22px; }
.identity h1 { margin: 0; font-size: 22px; font-weight: 560; letter-spacing: -0.02em; }
.kicker { margin: 0; color: var(--muted); font-size: 12px; letter-spacing: 0.08em; text-transform: uppercase; }
label { display: block; font-size: 12px; color: var(--muted); margin-bottom: 6px; }
input[type="text"], input[type="password"], input[type="search"], select, textarea {
  width: 100%;
  background: #101418;
  border: 1px solid var(--line);
  border-radius: 2px;
  padding: 9px 10px;
  margin-bottom: 12px;
}
textarea { resize: vertical; min-height: 72px; }
.note { color: var(--faint); font-size: 12px; margin: 4px 0 0; }
.btn {
  border: 1px solid var(--line-strong);
  background: var(--panel);
  color: var(--text);
  border-radius: 2px;
  padding: 8px 12px;
  min-height: 36px;
}
.btn.primary { background: #d7e0ea; color: var(--ink); border-color: #d7e0ea; font-weight: 600; }
.btn.quiet { background: transparent; color: var(--muted); border-color: transparent; }
.btn.danger { background: transparent; color: var(--danger); border-color: var(--danger-line); }
.btn:disabled { opacity: 0.45; cursor: default; }
.btn-row { display: flex; gap: 8px; align-items: center; }
.full { width: 100%; }

.deny h1, .ended h1 { margin: 12px 0 8px; font-size: 28px; letter-spacing: 0.04em; font-weight: 560; }
.deny p, .ended p { margin: 0 0 18px; color: var(--muted); max-width: 36ch; }

.chat-head, .composer-bar, .status-line {
  display: flex;
  align-items: center;
  gap: 12px;
}
.chat-head { padding: 18px 0 12px; border-bottom: 1px solid var(--line); }
.user-banner { display: flex; flex-direction: column; gap: 8px; padding-top: 12px; }
.deadline, .host-note, .channel-box {
  border: 1px solid var(--line);
  background: var(--raise);
  padding: 10px 12px;
}
.deadline { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; }
.clock { font-family: var(--mono); font-size: 22px; font-weight: 560; letter-spacing: 0.04em; }
.deadline-over .clock { color: var(--danger); }
.host-note p { margin: 0 0 8px; white-space: pre-wrap; overflow-wrap: anywhere; }
.paperclip { width: 36px; padding: 0; display: inline-grid; place-items: center; }
.paperclip svg { width: 18px; height: 18px; display: block; }
.channel-box { margin: 0 14px 8px; }
.channel-box h2 { margin: 0 0 8px; font-size: 13px; letter-spacing: 0.06em; text-transform: uppercase; color: var(--muted); }
.channel-box textarea { min-height: 64px; }
.chat-head h1 { margin: 0; font-size: 18px; font-weight: 580; }
.self-name { display: flex; align-items: center; gap: 8px; min-width: 0; }
.self-name span { font-size: 13px; font-weight: 600; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; max-width: 16ch; }
.who { color: var(--faint); font-size: 12px; }
.spacer { margin-inline-start: auto; }
.lang { width: auto; margin: 0; padding: 6px 8px; min-width: 148px; background: transparent; }
.thread {
  flex: 1;
  overflow: auto;
  padding: 18px 0 12px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  min-height: 0;
}
.bubble {
  max-width: min(520px, 88%);
  border: 1px solid var(--line);
  background: var(--panel);
  padding: 10px 12px;
}
.bubble.mine { margin-inline-start: auto; background: var(--panel-2); }
.bubble header { display: flex; justify-content: space-between; gap: 12px; color: var(--faint); font-size: 11px; margin-bottom: 4px; }
.bubble p { margin: 0; white-space: pre-wrap; overflow-wrap: anywhere; }
.bubble:has(.proof-box) { max-width: min(720px, 96%); }
.proof-box { display: flex; flex-direction: column; gap: 8px; }
.proof-label { color: var(--faint); font-size: 11px; letter-spacing: 0.12em; text-transform: uppercase; }
.proof-text {
  margin: 0;
  min-height: 96px;
  max-height: 280px;
  resize: vertical;
  font-family: ui-monospace, "Cascadia Mono", Consolas, monospace;
  font-size: 13px;
  line-height: 1.45;
  white-space: pre;
  direction: ltr;
  text-align: left;
  user-select: text;
  -webkit-user-select: text;
}
.send-row { display: flex; gap: 8px; align-items: end; }
.composer .faint { margin: 8px 0 0; font-size: 12px; }
.file-row { display: flex; align-items: center; gap: 8px; }
.file-name { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.empty { color: var(--faint); margin: 24px 0; }
.status-line { color: var(--muted); font-size: 12px; padding-bottom: 8px; }
.dot { width: 7px; height: 7px; border-radius: 50%; background: var(--ok); box-shadow: 0 0 0 3px rgba(125, 206, 160, 0.12); }
.dot.wait { background: var(--warn); box-shadow: none; }
.composer { border-top: 1px solid var(--line); padding: 12px 0 22px; flex: 0 0 auto; }
.composer-bar textarea { margin: 0; min-height: 44px; max-height: 160px; }
.composer-bar .btn { align-self: end; }
.file-input { display: none; }
.warn-line { color: var(--warn); font-size: 12px; min-height: 16px; margin: 0 0 8px; }

.shell { min-height: 100vh; display: grid; grid-template-columns: 228px 1fr; }
.side {
  background: var(--raise);
  border-inline-end: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  padding: 18px 12px 12px;
  position: sticky;
  top: 0;
  height: 100vh;
}
.brand-kicker { margin: 0 8px; color: var(--faint); font-size: 11px; letter-spacing: 0.12em; text-transform: uppercase; }
.brand-name { margin: 4px 8px 16px; font-size: 16px; font-weight: 600; }
.nav { display: flex; flex-direction: column; gap: 2px; }
.nav-label { margin: 14px 10px 2px; color: var(--faint); font-size: 10px; letter-spacing: 0.14em; text-transform: uppercase; }
.nav button {
  text-align: start;
  background: transparent;
  border: 0;
  color: var(--muted);
  padding: 8px 10px;
  border-radius: 2px;
}
.nav button[aria-current="page"] { background: var(--panel); color: var(--text); }
.side-foot { margin-top: auto; padding: 12px 8px 4px; display: flex; justify-content: space-between; align-items: center; gap: 8px; color: var(--muted); font-size: 12px; }
.main { padding: 20px 24px 48px; min-width: 0; }
.top { display: flex; align-items: baseline; gap: 12px; margin-bottom: 16px; }
.top h1 { margin: 0; font-size: 20px; font-weight: 580; }
.english-lock { color: var(--faint); font-size: 12px; letter-spacing: 0.08em; text-transform: uppercase; }
.stats { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 10px; margin-bottom: 16px; }
.stat { background: var(--raise); border: 1px solid var(--line); padding: 12px; }
.stat b { display: block; font-size: 22px; font-weight: 560; font-variant-numeric: tabular-nums; }
.stat span { color: var(--muted); font-size: 12px; }
.table-wrap { overflow: auto; border: 1px solid var(--line); background: var(--raise); }
table { width: 100%; border-collapse: collapse; font-size: 13px; }
th, td { text-align: start; padding: 8px 10px; border-bottom: 1px solid var(--line); vertical-align: top; white-space: nowrap; }
th { color: var(--faint); font-weight: 560; font-size: 11px; letter-spacing: 0.06em; text-transform: uppercase; background: #12161b; position: sticky; top: 0; }
tr.clickable { cursor: pointer; }
tr.clickable:hover td { background: rgba(158, 180, 200, 0.05); }
.mono { font-family: var(--mono); font-size: 12px; letter-spacing: -0.01em; }
.pill { display: inline-flex; align-items: center; border: 1px solid var(--line); border-radius: 99px; padding: 1px 8px; font-size: 11px; color: var(--muted); letter-spacing: 0.02em; }
.pill.ok { color: var(--ok); border-color: #24523a; }
.pill.warn { color: var(--warn); border-color: #5c4a30; }
.pill.danger { color: var(--danger); border-color: var(--danger-line); }
.toolbar, .split { display: flex; gap: 8px; align-items: end; flex-wrap: wrap; margin-bottom: 12px; }
.toolbar input, .toolbar select, .split input, .split select { width: auto; margin: 0; }
.grow { flex: 1; min-width: 180px; }
.section { margin: 18px 0; }
.section h2 { margin: 0 0 8px; font-size: 13px; font-weight: 600; letter-spacing: 0.06em; text-transform: uppercase; color: var(--muted); }
.reveal {
  border: 1px solid var(--line-strong);
  background: #12181e;
  padding: 14px;
  margin-bottom: 14px;
}
.reveal strong { font-family: var(--mono); font-size: 18px; letter-spacing: 0.08em; }
.cards { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.card { border: 1px solid var(--line); background: var(--raise); padding: 12px; }
.card p { margin: 4px 0; }
.muted { color: var(--muted); }
.faint { color: var(--faint); }
.check { display: flex; gap: 8px; align-items: center; font-size: 13px; color: var(--text); margin: 0 0 8px; }
.check input { width: auto; margin: 0; }
.perm-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 4px 16px; }
.login-wrap { min-height: 100vh; display: grid; place-items: center; padding: 24px; }
.thread-admin { max-height: 480px; overflow: auto; display: flex; flex-direction: column; gap: 8px; margin-bottom: 12px; }

.page-actions { display: flex; justify-content: space-between; gap: 16px; align-items: center; margin-bottom: 14px; }
.page-actions .note { max-width: 62ch; margin: 0; }
.people { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 10px; }
.person {
  background: var(--raise);
  border: 1px solid var(--line);
  padding: 14px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  min-height: 168px;
}
.person-top { display: flex; gap: 12px; align-items: center; }
.person-top h2 { margin: 0; font-size: 16px; font-weight: 600; }
.person-meta { margin: 0; color: var(--muted); font-size: 12px; }
.person .btn-row { margin-top: auto; flex-wrap: wrap; }
.seen { display: inline-flex; align-items: center; gap: 6px; font-size: 12px; color: var(--muted); }
.seen .dot { width: 7px; height: 7px; flex: 0 0 auto; }
.seen.online { color: var(--ok); }
.seen.away .dot { background: var(--warn); box-shadow: none; }
.seen.offline .dot { background: var(--faint); box-shadow: none; }

.workspace-shell { height: 100vh; }
.main-fill { height: 100vh; overflow: hidden; display: flex; flex-direction: column; padding: 16px 18px 12px; }
.main-fill .top, .main-fill .error-line, .main-fill .reveal { flex: 0 0 auto; }
.workspace { flex: 1; min-height: 0; display: grid; grid-template-columns: 280px 1fr; border: 1px solid var(--line); background: var(--raise); }
.rail { overflow: auto; border-inline-end: 1px solid var(--line); background: #101418; min-height: 0; }
.rail-head { padding: 12px; border-bottom: 1px solid var(--line); display: flex; flex-direction: column; gap: 8px; position: sticky; top: 0; background: #101418; z-index: 1; }
.rail-head form { display: flex; gap: 8px; }
.rail-head input { margin: 0; }
.rail-item { width: 100%; text-align: start; background: transparent; border: 0; border-bottom: 1px solid var(--line); padding: 10px 12px; display: flex; gap: 10px; align-items: center; color: inherit; }
.rail-item[aria-current="true"] { background: var(--panel); }
.rail-copy { min-width: 0; display: flex; flex-direction: column; gap: 2px; }
.rail-copy strong { font-weight: 600; }
.rail-copy span { color: var(--faint); font-size: 12px; }
.workspace-chat { display: flex; flex-direction: column; min-width: 0; min-height: 0; }
.chat-toolbar { display: flex; gap: 10px; align-items: center; padding: 12px 14px; border-bottom: 1px solid var(--line); flex-wrap: wrap; }
.chat-who { display: flex; flex-direction: column; gap: 2px; margin-inline-end: auto; }
.workspace-chat .toolbar { margin: 0; padding: 8px 14px; border-bottom: 1px solid var(--line); }
.workspace-chat .thread-admin { flex: 1; max-height: none; margin: 0; padding: 16px; }
.unlock-bar { margin: 0; padding: 12px 14px 0; }
.unlock-bar p { margin: 0 0 8px; color: var(--muted); font-size: 13px; max-width: 68ch; }
.unlock-row { display: flex; gap: 8px; align-items: center; }
.unlock-row input { margin: 0; max-width: 280px; }
.workspace-chat .composer { padding: 12px 14px; margin: 0; }
.workspace-chat .composer textarea { margin: 0; }

.dossier { border: 1px solid var(--line); background: var(--raise); margin-bottom: 10px; }
.dossier-head { display: flex; justify-content: space-between; gap: 12px; align-items: center; padding: 12px 14px; border-bottom: 1px solid var(--line); }
.dossier-head strong { display: block; margin-bottom: 4px; }
.facts { display: grid; grid-template-columns: 160px 1fr; margin: 0; }
.facts dt, .facts dd { margin: 0; padding: 7px 14px; border-bottom: 1px solid var(--line); }
.facts dt { color: var(--faint); font-size: 12px; }
.facts dd { overflow-wrap: anywhere; }
.mono.wrap { white-space: normal; word-break: break-all; }
.search-hit { outline: 1px solid var(--accent); }
.error-line { color: var(--danger); min-height: 18px; font-size: 13px; }

@media (max-width: 960px) {
  .shell { grid-template-columns: 1fr; }
  .side { position: relative; height: auto; border-inline-end: 0; border-bottom: 1px solid var(--line); }
  .nav { flex-direction: row; flex-wrap: wrap; }
  .nav-label { flex: 1 0 100%; margin: 8px 8px 0; }
  .stats, .cards, .perm-grid { grid-template-columns: 1fr 1fr; }
  .workspace-shell, .main-fill { height: auto; overflow: visible; }
  .workspace { grid-template-columns: 1fr; min-height: 70vh; }
  .rail { max-height: 240px; border-inline-end: 0; border-bottom: 1px solid var(--line); }
  .facts { grid-template-columns: 1fr; }
  .page-actions { align-items: stretch; flex-direction: column; }
}
@media (max-width: 640px) {
  .user-frame { width: min(100% - 20px, 760px); }
  .stats, .cards, .perm-grid { grid-template-columns: 1fr; }
  .chat-head { align-items: flex-start; flex-wrap: wrap; }
  .composer-bar { align-items: stretch; flex-direction: column; }
}
@media (prefers-reduced-motion: reduce) {
  * { scroll-behavior: auto !important; }
}