/* Sister Chat — plain, dense, link-forward. Closer to a message board than an app. */

:root {
  --bg: #0f1115;
  --panel: #161b22;
  --line: #262d36;
  --text: #dbe2ea;
  --muted: #8b97a6;
  --accent: #d9a441;
  --accent-dim: #8a6a2a;
  --danger: #e06c60;
  --radius: 6px;
  color-scheme: dark;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 15px/1.5 ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  padding-bottom: 4rem;
}

body.busy { cursor: progress; }

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ---------------------------------------------------------------- nav */

#nav {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
  padding: .75rem 1rem;
  background: var(--panel);
  border-bottom: 1px solid var(--line);
}

.brand { font-weight: 700; color: var(--text); letter-spacing: .04em; }
.rooms { display: flex; gap: .75rem; flex-wrap: wrap; }
.room-link { color: var(--muted); }
.room-link.current { color: var(--accent); }
.room-link.locked::after { content: " 🔒"; font-size: .8em; }
.spacer { flex: 1; }
.whoami { color: var(--muted); }
.nav-action { color: var(--text); }

/* ---------------------------------------------------------------- layout */

main { max-width: 52rem; margin: 0 auto; padding: 1.5rem 1rem; }

h1 { font-size: 1.35rem; margin: 0 0 .25rem; }
h2 { font-size: 1.1rem; margin: 1.5rem 0 .5rem; }

.muted { color: var(--muted); }
.small { font-size: .85em; }
.center { text-align: center; }
.hint { color: var(--muted); font-size: .8rem; margin: -.4rem 0 .8rem; }

.notice { margin: 0; padding: 0; }
.notice.error, .notice.info {
  margin: .75rem auto;
  max-width: 52rem;
  padding: .6rem .9rem;
  border-radius: var(--radius);
  background: #2a1f1f;
  border: 1px solid var(--danger);
  color: #f0c4bf;
}
.notice.info { background: #16212a; border-color: var(--line); color: var(--muted); }

footer {
  max-width: 52rem;
  margin: 2rem auto 0;
  padding: 1rem;
  color: var(--muted);
  font-size: .8rem;
  border-top: 1px solid var(--line);
}

/* ---------------------------------------------------------------- cards + forms */

.card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.5rem;
}
.card.narrow { max-width: 26rem; margin: 3rem auto; }

label { display: block; margin: .9rem 0 .35rem; color: var(--muted); font-size: .85rem; }
label.checkline { display: flex; align-items: center; gap: .5rem; color: var(--text); }

input, textarea {
  width: 100%;
  padding: .55rem .7rem;
  background: #0c0f13;
  color: var(--text);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  font: inherit;
}
input[type="checkbox"] { width: auto; }
input:focus, textarea:focus { outline: 2px solid var(--accent-dim); border-color: var(--accent-dim); }
textarea { resize: vertical; }

button {
  font: inherit;
  cursor: pointer;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: #1d242d;
  color: var(--text);
  padding: .5rem .9rem;
}
button:hover { border-color: var(--accent-dim); }
button.primary { background: var(--accent); color: #17130a; border-color: var(--accent); font-weight: 700; }
button.linkish { background: none; border: none; color: var(--muted); padding: .2rem 0; }
button.linkish:hover { color: var(--accent); text-decoration: underline; }

.composer { margin: 1rem 0 1.5rem; display: grid; gap: .5rem; }
.composer button { justify-self: start; }

/* ---------------------------------------------------------------- threads */

.room-header { margin-bottom: 1rem; }

.threads { list-style: none; margin: 0; padding: 0; }
.thread, .reply, .thread-view { display: flex; gap: .75rem; }
.thread { padding: .6rem 0; border-bottom: 1px solid var(--line); }
.thread-title { font-size: 1.02rem; color: var(--text); }
.thread-title:hover { color: var(--accent); }
.thread-main, .reply-main { flex: 1; min-width: 0; }
.meta { color: var(--muted); font-size: .8rem; margin-top: .2rem; }
.body { white-space: pre-wrap; overflow-wrap: anywhere; margin: .4rem 0; }

.votes { display: flex; flex-direction: column; align-items: center; width: 2rem; color: var(--muted); }
.vote { background: none; border: none; color: var(--muted); padding: 0; line-height: 1; font-size: .9rem; }
.vote:hover { color: var(--accent); }
.vote.on { color: var(--accent); }
.score { font-size: .9rem; }

.thread-view { margin: 1rem 0 1.5rem; }

.replies { list-style: none; margin: 0; padding: 0 0 0 1rem; border-left: 1px solid var(--line); }
.replies.depth-0 { padding-left: 0; border-left: none; }
.reply { padding: .5rem 0; }
.reply-slot:not(:empty) { margin-top: .5rem; }

.room-tools { margin-top: 1.5rem; }
.back { display: inline-block; margin-bottom: 1rem; color: var(--muted); }

/* ---------------------------------------------------------------- invites */

.invites { list-style: none; padding: 0; }
.invites li { padding: .4rem 0; border-bottom: 1px solid var(--line); display: flex; gap: .5rem; }
.invite-label { color: var(--text); }
.invite-new { margin: 1rem 0; padding: 1rem; border: 1px solid var(--accent-dim); border-radius: var(--radius); background: #1a1710; }
.invite-new textarea { margin-top: .5rem; }

@media (max-width: 480px) {
  #nav { gap: .5rem; }
  .whoami { display: none; }
}

.form-error {
  margin: .75rem 0 0;
  padding: .55rem .8rem;
  border: 1px solid var(--danger);
  border-radius: var(--radius);
  background: #2a1f1f;
  color: #f0c4bf;
  font-size: .85rem;
}

/* ---------------------------------------------------------------- sub-threads */

.sub-threads { margin: 1.5rem 0; }
.sub-threads h2 { margin-bottom: .25rem; }
.sub-threads .threads { border-top: 1px solid var(--line); }
.sub-thread-tools { margin-top: .5rem; }

/* ---------------------------------------------------------------- editing */

.post-tools { margin-top: .2rem; }
.post-tools .linkish { font-size: .8rem; }
.post-body .composer { margin: .5rem 0 0; }
.edit-actions { display: flex; align-items: center; gap: .75rem; }

/* ---------------------------------------------------------------- resolutions */

.resolution {
  margin: 1rem 0;
  padding: .75rem 1rem;
  border-left: 3px solid var(--accent);
  background: #161a12;
  border-radius: 0 var(--radius) var(--radius) 0;
}
.resolution-label {
  color: var(--accent);
  font-size: .75rem;
  letter-spacing: .08em;
  text-transform: uppercase;
  margin-bottom: .35rem;
}

.reply-controls { display: flex; flex-wrap: wrap; gap: 1rem; align-items: flex-start; }
.voters { color: var(--muted); }
.child-threads { list-style: none; margin: .4rem 0 0; padding: 0 0 0 1rem; border-left: 2px solid var(--accent-dim); }
.child-threads li { padding: .15rem 0; }
.invites li .linkish { margin-left: auto; }

/* ---------------------------------------------------------------- pins */

.thread.pinned { background: #14181f; }
.pin-flag {
  display: inline-block;
  margin-right: .5rem;
  padding: .05rem .4rem;
  border: 1px solid var(--accent-dim);
  border-radius: 3px;
  color: var(--accent);
  font-size: .7rem;
  letter-spacing: .06em;
  text-transform: uppercase;
  vertical-align: middle;
}
.pin-control .linkish { font-size: .8rem; }