/* The Room — portal-matched look (GitHub-dark tokens, Inter + JetBrains Mono).
   Tokens are ported by hand from portal-3002's input.css; The Room stays its own
   self-contained app (no portal build coupling). Fonts use a system-fallback
   stack — no external font request (covert tool + strict CSP). Theme switches
   via <body data-theme="light|dark">; dark is the default. */

:root {
  --bg-base:     #161b22;
  --bg-subtle:   #1c2128;
  --bg-hover:    #21262d;
  --bg-selected: #1e3a5f;
  --bg-input:    #0d1117;
  --border:      #30363d;
  --text-primary:#e6edf3;
  --text-muted:  #8b949e;
  --text-dim:    #6e7681;
  --accent:      #3fb950;
  --danger:      #f85149;
  --warn:        #d29922;
  --info:        #388bfd;
  --font-ui:   'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', ui-monospace, SFMono-Regular, Menlo, monospace;
  color-scheme: dark;
}
body[data-theme="light"] {
  --bg-base:     #ffffff;
  --bg-subtle:   #f6f8fa;
  --bg-hover:    #eaeef2;
  --bg-selected: #ddf4ff;
  --bg-input:    #ffffff;
  --border:      #d0d7de;
  --text-primary:#1f2328;
  --text-muted:  #636c76;
  --text-dim:    #818b98;
  --accent:      #1a7f37;
  --danger:      #cf222e;
  --warn:        #9a6700;
  --info:        #0969da;
  color-scheme: light;
}

/* ── base ── */
* { box-sizing: border-box; }
html, body { height: 100%; margin: 0; }
body {
  font-family: var(--font-ui);
  font-size: 15px;
  line-height: 1.5;
  color: var(--text-primary);
  background: var(--bg-base);
}
a { color: var(--text-primary); text-decoration: none; }
a:hover { color: #fff; }
body[data-theme="light"] a:hover { color: var(--text-primary); }

/* ── inputs (global, portal style) ── */
input, select, textarea {
  font-family: var(--font-ui);
  font-size: 14px;
  background: var(--bg-input);
  color: var(--text-primary);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 4px 8px;
}
input:focus, select:focus, textarea:focus {
  outline: 2px solid rgba(63, 185, 80, 0.25);
  border-color: var(--accent);
}

/* ── flat panels (no more bevels) ── */
.window, .panel, .drawer, .chat, .roster, .login-window {
  background: var(--bg-subtle);
  border: 1px solid var(--border);
}

/* ── titlebars (flat section headers) ── */
.titlebar {
  background: var(--bg-base);
  color: var(--text-primary);
  border-bottom: 1px solid var(--border);
  font-weight: 600; font-size: 11px;
  text-transform: uppercase; letter-spacing: 0.05em;
  padding: 6px 10px;
  display: flex; align-items: center; gap: 8px;
}
.titlebar.big { font-size: 13px; padding: 8px 12px; }
.titlebar .back { color: var(--text-muted); }
.titlebar .right { margin-left: auto; }
.pad { padding: 12px; }

/* ── buttons ── */
.btn {
  font-family: var(--font-ui); font-size: 13px; cursor: pointer;
  background: var(--bg-hover); color: var(--text-primary);
  padding: 5px 14px; margin: 2px 2px 0 0;
  border: 1px solid var(--border); border-radius: 3px;
  white-space: nowrap;
}
.btn:hover { border-color: var(--text-muted); }
.btn.primary { background: var(--accent); color: var(--bg-base); font-weight: 600; border-color: var(--accent); }
.btn.primary:hover { opacity: .9; border-color: var(--accent); }
.btn.ok { color: var(--accent); }
.btn.warn { color: var(--danger); }
.btn.block { display: block; width: 100%; text-align: left; margin-bottom: 4px; }
.btn.sm, .btn.xs { padding: 2px 8px; font-size: 12px; }

/* ── theme toggle pill ── */
.theme-toggle {
  display: inline-block; padding: 2px 10px; border-radius: 999px;
  background: var(--bg-hover); color: var(--text-muted);
  border: 1px solid var(--border);
  font-size: 11px; font-weight: 600; letter-spacing: 0.02em;
  text-transform: none; cursor: pointer;
}
.theme-toggle:hover { color: var(--text-primary); }

/* ── misc ── */
.tag { font-size: 11px; font-weight: 600; color: var(--info); }
.muted { color: var(--text-muted); }
.error {
  background: rgba(248, 81, 73, 0.12); border: 1px solid var(--danger);
  color: var(--danger); padding: 6px 8px; margin-bottom: 8px; border-radius: 4px;
}

/* ── login ── */
.login-page { display: grid; place-items: center; }
.login-window { width: 320px; }
.field { display: block; margin: 10px 0; color: var(--text-muted); font-size: 13px; }
.field input { display: block; width: 100%; margin-top: 4px; }
.login-window .btn { width: 100%; margin-top: 10px; padding: 8px; }

/* ── chat room: 3-pane grid ── */
.room-page { display: grid; grid-template-columns: 1fr 200px; grid-template-rows: 100vh; gap: 6px; padding: 6px; }
.chat { display: flex; flex-direction: column; min-height: 0; }
.notice {
  background: rgba(210, 153, 34, 0.12); border-bottom: 1px solid var(--warn);
  color: var(--warn); padding: 4px 10px; font-size: 12px;
}
.scroll {
  flex: 1; overflow-y: auto;
  background: var(--bg-base); margin: 6px; padding: 8px;
  border: 1px solid var(--border); border-radius: 4px;
  font-family: var(--font-mono); font-size: 13px;
}
.line { margin: 2px 0; word-wrap: break-word; }
.line .who { font-weight: 600; color: var(--info); }
.line.me .who { color: var(--accent); }
.line .ts { color: var(--text-muted); font-size: 11px; margin-left: 6px; font-family: var(--font-mono); }
.line.system { color: var(--text-muted); font-style: italic; text-align: center; }
.typing { height: 16px; padding: 0 10px; font-size: 11px; color: var(--text-muted); font-style: italic; }
.composer { display: flex; gap: 6px; padding: 6px; }
.composer input { flex: 1; }

/* ── roster ── */
.roster { display: flex; flex-direction: column; }
.roster-group {
  background: var(--bg-hover); color: var(--text-muted);
  font-weight: 600; padding: 3px 8px; font-size: 11px;
  text-transform: uppercase; letter-spacing: 0.04em;
}
.roster-list { list-style: none; margin: 0; padding: 4px 8px; }
.roster-list li { padding: 2px 0; }
.roster-list li::before { content: "👤 "; }

/* ── admin drawer (slides in from left) ── */
.drawer-toggle {
  position: fixed; top: 8px; left: 8px; z-index: 30;
  font-family: var(--font-ui); font-size: 16px; cursor: pointer;
  background: var(--bg-hover); color: var(--text-primary);
  border: 1px solid var(--border); border-radius: 4px; padding: 2px 10px;
}
.drawer { position: fixed; top: 0; left: 0; bottom: 0; width: 240px; z-index: 25;
  transform: translateX(-250px); transition: transform .15s ease; overflow-y: auto; }
.room-page.drawer-open .drawer { transform: translateX(0); }
.drawer-body { padding: 8px; }
.drawer-body form { margin: 4px 0; }

/* ── admin pages ── */
.admin-page { padding: 10px; }
.admin-wrap { display: flex; flex-direction: column; gap: 10px; }
.panel { padding-bottom: 8px; }
.summary { padding: 8px 12px; }
.actions { display: flex; flex-wrap: wrap; gap: 8px; padding: 0 12px 10px; }
.actions form { display: flex; gap: 4px; flex-wrap: wrap; }
.grid { width: 100%; border-collapse: collapse; font-family: var(--font-mono); font-size: 13px; }
.grid th {
  color: var(--text-muted); font-weight: 500;
  text-transform: uppercase; font-size: 11px; letter-spacing: 0.05em;
  text-align: left; padding: 6px 10px;
  border-bottom: 1px solid var(--border);
  background: var(--bg-subtle); position: sticky; top: 0; z-index: 5;
}
.grid td { padding: 6px 8px; text-align: left; border-bottom: 1px solid var(--border); vertical-align: top; }
.grid tbody tr:hover { background: var(--bg-hover); }
.grid .nowrap { white-space: nowrap; }
.fp { font-family: var(--font-mono); font-size: 11px; color: var(--text-muted); }
.vet-friend { color: var(--accent); font-weight: 600; }
.vet-foe { color: var(--danger); font-weight: 600; }
.vet-unvetted { color: var(--warn); }
.dot { display: inline-block; width: 9px; height: 9px; border-radius: 50%; background: var(--text-dim); }
.dot.on { background: var(--accent); }
.row-form { display: flex; gap: 6px; flex-wrap: wrap; align-items: center; }
.msglist { list-style: none; margin: 0; padding: 8px; background: var(--bg-base); font-family: var(--font-mono); font-size: 13px; }
.msglist li { padding: 2px 0; }
.msglist .ts { color: var(--text-muted); font-size: 11px; }
.inline { display: inline; }

/* ── overlay (kick/ban) ── */
.overlay { position: fixed; inset: 0; background: rgba(0,0,0,.6); display: grid; place-items: center; z-index: 50; }
/* The `hidden` attribute relies on the UA rule [hidden]{display:none}, which an
   author `display` declaration silently overrides — so without this guard the
   overlay shows permanently (empty box) and blocks the whole chat. */
.overlay[hidden] { display: none; }
.overlay-box {
  background: var(--bg-subtle); border: 1px solid var(--border);
  color: var(--text-primary); padding: 24px 32px; font-weight: 600; border-radius: 6px;
}

/* ── multilingual columns ── */
.langbar {
  display: flex; gap: 14px; align-items: center; flex-wrap: wrap;
  padding: 6px 10px; border-bottom: 1px solid var(--border);
  background: var(--bg-subtle); font-size: 14px; color: var(--text-muted);
}
.langbar label { display: inline-flex; align-items: center; gap: 5px; cursor: pointer; }
.langbar input { accent-color: var(--accent); }

.columns { display: grid; gap: 1px; flex: 1; min-height: 0; background: var(--border); }
.columns[data-cols="1"] { grid-template-columns: 1fr; }
.columns[data-cols="2"] { grid-template-columns: 1fr 1fr; }
.columns[data-cols="3"] { grid-template-columns: 1fr 1fr 1fr; }
.col { display: flex; flex-direction: column; min-width: 0; min-height: 0; background: var(--bg-base); }
.col-head {
  display: flex; justify-content: space-between; align-items: center;
  padding: 5px 10px; font-size: 11px; font-weight: 600; text-transform: uppercase;
  letter-spacing: 0.04em; color: var(--text-muted); border-bottom: 1px solid var(--border);
}
.col.is-input { box-shadow: inset 0 2px 0 0 var(--accent); }
.col.is-input .col-head { color: var(--text-primary); }
.col-scroll { flex: 1; overflow-y: auto; padding: 8px 10px; font-family: var(--font-mono); font-size: 13px; }
.col-scroll .line { margin: 2px 0; word-wrap: break-word; }
.col-scroll .line .who { font-weight: 600; color: var(--info); }
.col-scroll .line.me .who { color: var(--accent); }
.col-scroll .line .ts { color: var(--text-muted); font-size: 11px; margin-left: 6px; }
.col-scroll .line.system { color: var(--text-muted); font-style: italic; text-align: center; }
.col-scroll .line.preview { color: var(--text-muted); font-style: italic; opacity: .85; }
.col-scroll .line.upgrading { background: color-mix(in srgb, var(--accent) 18%, transparent); transition: background .5s ease; }
.col-form { display: flex; gap: 4px; padding: 6px; border-top: 1px solid var(--border); }
.col-input { flex: 1; min-width: 0; }

.tabbar { display: none; }
.tabbar .tab {
  padding: 8px 14px; font-size: 13px; font-family: var(--font-ui);
  color: var(--text-muted); background: none; cursor: pointer; white-space: nowrap;
  border: none; border-bottom: 2px solid transparent;
}
.tabbar .tab.active { color: var(--text-primary); border-bottom-color: var(--accent); }

/* ── mobile ── */
@media (max-width: 600px) {
  .room-page { grid-template-columns: 1fr; grid-template-rows: 1fr 120px; }
  .roster { max-height: 120px; }
  .drawer { width: 80%; }
  .tabbar { display: flex; overflow-x: auto; border-bottom: 1px solid var(--border); background: var(--bg-subtle); }
  .columns, .columns[data-cols] {
    grid-template-columns: none; grid-auto-flow: column; grid-auto-columns: 100%;
    overflow-x: auto; scroll-snap-type: x mandatory;
  }
  .col { scroll-snap-align: start; }
}
