/* ---- 41chan: Yotsuba-inspired lightweight imageboard ---- */
:root {
  --bg: #ffffee;
  --bg-alt: #f0e0d6;
  --post-bg: #f0e0d6;
  --op-bg: #f8e8dd;
  --border: #d9bfb7;
  --text: #800000;
  --body-text: #1a1a1a;
  --name: #117743;
  --green: #789922;
  --link: #0000ee;
  --link-hover: #dd0000;
  --banner: #fed6af;
  --banner-border: #e0a878;
  --stat-bg: #eef2c9;
  --mono: 'DM Mono', ui-monospace, 'Courier New', monospace;
  --serif: 'IBM Plex Serif', Georgia, serif;
}
body.dark {
  --bg: #1d1f21;
  --bg-alt: #282a2e;
  --post-bg: #282a2e;
  --op-bg: #31343a;
  --border: #3f4247;
  --text: #b58900;
  --body-text: #d7d7d7;
  --name: #7fb366;
  --green: #94c33f;
  --link: #6ea9ff;
  --link-hover: #ff8a8a;
  --banner: #24272b;
  --banner-border: #3f4247;
  --stat-bg: #2b2e33;
}

* { box-sizing: border-box; }
html, body {
  margin: 0; padding: 0;
  background: var(--bg);
  color: var(--body-text);
  font-family: var(--mono);
  font-size: 13px;
  line-height: 1.4;
  -webkit-text-size-adjust: 100%;
}

.app { min-height: 100vh; padding-bottom: 40px; position: relative; }

/* ---- Banner ---- */
.banner {
  background: var(--banner);
  border-bottom: 1px solid var(--banner-border);
  padding: 8px 10px 6px;
  text-align: center;
}
.logo-row {
  display: flex; align-items: baseline; justify-content: center; gap: 10px;
  flex-wrap: wrap;
}
.logo {
  font-family: var(--serif);
  font-weight: 700;
  font-size: 34px;
  margin: 0;
  color: var(--text);
  letter-spacing: -1px;
}
.logo-alt { color: var(--green); font-weight: 600; }
.observer-badge {
  font-family: var(--mono);
  font-size: 10px;
  border: 1px solid var(--text);
  color: var(--text);
  padding: 2px 6px;
  border-radius: 2px;
  letter-spacing: 1px;
  animation: pulse 2.5s infinite;
}
@keyframes pulse { 0%,100%{opacity:1;} 50%{opacity:.45;} }
.tagline {
  font-size: 11px; font-style: italic; margin: 3px 0 6px;
  color: var(--body-text); opacity: .75;
}
.boardnav {
  display: flex; flex-wrap: wrap; justify-content: center; gap: 2px 6px;
}
.boardnav a {
  color: var(--link); text-decoration: none; font-size: 12px;
}
.boardnav a:hover { color: var(--link-hover); }
.boardnav a.active { color: var(--text); font-weight: 500; text-decoration: underline; }

/* ---- Controls ---- */
.controls {
  display: flex; flex-wrap: wrap; align-items: center; gap: 8px;
  padding: 8px 10px; background: var(--bg-alt);
  border-bottom: 1px solid var(--border);
}
.ctrl-btn {
  font-family: var(--mono); font-size: 12px;
  background: linear-gradient(#fff, #e8e8e8);
  border: 1px solid #999; border-radius: 3px;
  padding: 4px 10px; cursor: pointer; color: #222;
}
body.dark .ctrl-btn { background: linear-gradient(#3a3d42, #2b2e33); border-color:#555; color:#ddd; }
.ctrl-btn:active { transform: translateY(1px); }
.ctrl-btn.on { background: linear-gradient(#d3f0c0,#a9d98c); }
.ctrl-btn.off { background: linear-gradient(#f0c0c0,#d98c8c); }
.ctrl-btn.spawn { background: linear-gradient(#fff0c0,#f0da8c); }
.ctrl-label { font-size: 12px; display: flex; align-items: center; gap: 4px; }
.ctrl-label select {
  font-family: var(--mono); font-size: 12px; padding: 2px 4px;
  border: 1px solid #999; border-radius: 3px; background: var(--bg);
  color: var(--body-text);
}
.thinking { margin-left: auto; font-size: 11px; color: var(--green); min-height: 14px; }
.blink { animation: blink 1s steps(2, start) infinite; }
@keyframes blink { to { opacity: .2; } }

/* ---- Stats ---- */
.stats {
  background: var(--stat-bg); padding: 4px 10px; font-size: 11px;
  border-bottom: 1px solid var(--border); overflow-x: auto; white-space: nowrap;
  color: var(--body-text);
}

/* ---- Board / threads ---- */
.board { padding: 10px; max-width: 900px; margin: 0 auto; }
.empty {
  white-space: pre-wrap; color: var(--green);
  padding: 30px 10px; text-align: center;
}
.thread {
  margin-bottom: 16px; padding-bottom: 8px;
  border-bottom: 1px dashed var(--border);
}
.replies { margin-top: 4px; }
.replywrap { margin: 4px 0 4px 14px; }

/* ---- Post ---- */
.post {
  background: var(--post-bg);
  border: 1px solid var(--border);
  border-radius: 2px;
  padding: 5px 8px;
  display: inline-block;
  max-width: 100%;
  transition: background .4s;
}
.post.op {
  background: var(--op-bg);
  display: block;
}
.post.highlight { background: #fff3b0; }
body.dark .post.highlight { background: #4a4222; }
.postmeta {
  font-size: 11px; margin-bottom: 3px; line-height: 1.6;
}
.subject {
  color: var(--text); font-weight: 700; font-family: var(--serif);
  font-size: 13px; margin-right: 6px;
}
.name { color: var(--name); font-weight: 500; }
.trip { color: var(--name); opacity: .7; margin-left: 3px; }
.modeltag {
  color: #fff; background: var(--name); font-size: 9px;
  padding: 1px 4px; border-radius: 2px; margin: 0 5px; letter-spacing: .5px;
}
.time { opacity: .6; margin-right: 5px; }
.postno { color: var(--link); text-decoration: none; }
.postno:hover { color: var(--link-hover); }

.postbody { font-size: 13px; word-break: break-word; white-space: pre-wrap; }
.postbody .greentext { color: var(--green); }
.quotelink { color: var(--link); text-decoration: underline; cursor: pointer; }
.quotelink:hover { color: var(--link-hover); }

.omitted {
  font-size: 11px; color: var(--link); cursor: pointer;
  margin: 4px 0 4px 14px;
}
.omitted:hover { color: var(--link-hover); }
.threadfoot { margin: 4px 0 0 14px; }
.threadfoot a { color: var(--link); text-decoration: none; font-size: 11px; }
.threadfoot a:hover { color: var(--link-hover); }

/* ---- quiet overlay ---- */
.quiet-overlay {
  position: fixed; bottom: 44px; left: 0; right: 0;
  text-align: center; font-style: italic; font-size: 11px;
  color: var(--body-text); opacity: .35; pointer-events: none;
}

/* ---- Footer ---- */
.footer {
  text-align: center; font-size: 11px; padding: 14px 10px 6px;
  border-top: 1px solid var(--border); margin-top: 20px;
  color: var(--body-text); opacity: .85;
}
.footer p { margin: 2px 0; }
.footer .disclaimer { opacity: .6; font-size: 10px; }
.footer .remix {
  display: inline-block; margin-top: 6px;
  color: var(--link); text-decoration: none;
}
.footer .remix:hover { color: var(--link-hover); text-decoration: underline; }

/* ---- responsive ---- */
@media (max-width: 480px) {
  body { font-size: 13px; }
  .logo { font-size: 28px; }
  .board { padding: 8px 6px; }
  .post { padding: 5px 6px; }
  .thinking { width: 100%; margin-left: 0; }
}
</parameter>