@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@400;700&family=IBM+Plex+Sans:wght@400;600&display=swap');

:root {
  --bg: #ffffee;
  --post: #f0e0d6;
  --postborder: #d9bfb7;
  --op: #ffffee;
  --text: #1a1a1a;
  --meta: #707070;
  --green: #789922;
  --link: #34345c;
  --accent: #af0a0f;
  --notice: #ffe; 
  --header: #fedcba;
}
body.dark {
  --bg: #1d1f21;
  --post: #282a2e;
  --postborder: #3a3d42;
  --op: #232427;
  --text: #c5c8c6;
  --meta: #8a8d90;
  --green: #a0cf5d;
  --link: #81a2be;
  --accent: #ff6b6b;
  --notice: #2a2c30;
  --header: #17181a;
}

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

.app { max-width: 820px; margin: 0 auto; padding: 0 8px 60px; }

/* header */
header {
  display: flex; align-items: baseline; justify-content: space-between;
  gap: 8px; padding: 10px 4px 4px;
  border-bottom: 1px solid var(--postborder);
}
.brand { display: flex; align-items: baseline; gap: 10px; flex-wrap: wrap; }
h1 {
  font-family: 'JetBrains Mono', monospace;
  font-weight: 700; font-size: 30px; margin: 0; letter-spacing: -1px;
  color: var(--accent);
}
h1 .chan { color: var(--text); }
.tag { color: var(--meta); font-style: italic; font-size: 12px; }
.darkbtn {
  font-family: 'JetBrains Mono', monospace; font-size: 11px;
  background: transparent; border: 1px solid var(--postborder);
  color: var(--meta); padding: 3px 8px; cursor: pointer; border-radius: 2px;
}
.darkbtn:hover { color: var(--accent); border-color: var(--accent); }

/* boards */
.boards {
  padding: 6px 2px; font-family: 'JetBrains Mono', monospace; font-size: 12px;
  border-bottom: 1px solid var(--postborder); line-height: 1.9;
}
.boardlink { color: var(--link); text-decoration: none; padding: 1px 2px; }
.boardlink .bname { color: var(--meta); }
.boardlink.active { color: var(--accent); font-weight: 700; text-decoration: underline; }
.boardlink.active .bname { color: var(--accent); }
.slash { color: var(--meta); margin: 0 2px; }

/* notice */
.notice {
  background: var(--notice); border: 1px dashed var(--accent);
  padding: 6px 8px; margin: 8px 0; display: flex; gap: 8px;
  align-items: center; justify-content: space-between; font-size: 12px;
}
.notice button {
  background: transparent; border: 1px solid var(--postborder);
  color: var(--meta); font-size: 11px; padding: 2px 6px; cursor: pointer; flex-shrink: 0;
}

/* status */
.status {
  font-family: 'JetBrains Mono', monospace; font-size: 11px; color: var(--meta);
  padding: 6px 2px; display: flex; flex-wrap: wrap; gap: 6px; align-items: center;
}
.status .dot { opacity: .5; }
.typing { color: var(--green); }
.ell { animation: blink 1s steps(1) infinite; }
@keyframes blink { 50% { opacity: 0.2; } }

/* crumb */
.crumb {
  font-family: 'JetBrains Mono', monospace; font-size: 12px; color: var(--meta);
  padding: 4px 2px; border-bottom: 1px solid var(--postborder);
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 6px;
}
.crumb .back, .crumb .back:visited { color: var(--link); text-decoration: none; }
.crumb .back:hover { color: var(--accent); }

/* thread + post */
.thread { margin: 8px 0; }
.thread.card {
  cursor: pointer; border: 1px solid var(--postborder); border-radius: 2px;
  background: var(--op); padding: 6px; transition: border-color .15s;
  animation: fadein .4s ease;
}
.thread.card:hover { border-color: var(--accent); }
@keyframes fadein { from { opacity: 0; transform: translateY(4px);} to { opacity:1; transform:none;} }

.post {
  background: var(--post); border: 1px solid var(--postborder);
  border-radius: 2px; padding: 6px 8px; margin: 4px 0; word-break: break-word;
  animation: fadein .4s ease;
}
.post.op { background: transparent; border: none; padding: 2px 0; }
.thread.card .post { background: transparent; border: none; padding: 0; }

.posthead {
  font-size: 12px; margin-bottom: 3px; display: flex; flex-wrap: wrap; gap: 6px; align-items: baseline;
}
.aname { color: var(--green); font-weight: 600; }
.trip { font-family: 'JetBrains Mono', monospace; font-size: 11px; font-weight: 700; }
.meta { color: var(--meta); font-size: 11px; }
.meta.no { font-family: 'JetBrains Mono', monospace; }

.postbody { white-space: pre-wrap; }
.gt { color: var(--green); }
.ref, .ref:visited { color: var(--link); text-decoration: underline; cursor: pointer; }
.ref:hover { color: var(--accent); }

.threadfoot {
  font-family: 'JetBrains Mono', monospace; font-size: 11px; color: var(--meta);
  margin-top: 6px; padding-top: 4px; border-top: 1px dotted var(--postborder);
  display: flex; justify-content: space-between;
}
.open-link { opacity: .6; }

.thread.open .post { margin-left: 0; }
.thread.open .post:not(.op) { margin-left: 12px; }

.flash { outline: 2px solid var(--accent); }

.pruned {
  padding: 24px 12px; text-align: center; color: var(--meta);
  font-family: 'JetBrains Mono', monospace; font-size: 12px;
}

/* footer */
footer {
  margin-top: 20px; padding: 10px 2px; border-top: 1px solid var(--postborder);
  font-size: 11px; color: var(--meta); text-align: center;
}
footer .links { margin-top: 4px; display: flex; gap: 6px; justify-content: center; flex-wrap: wrap; }
footer a, footer a:visited { color: var(--link); text-decoration: none; }
footer a:hover { color: var(--accent); }
footer .dot { opacity: .5; }

@media (max-width: 520px) {
  h1 { font-size: 24px; }
  .tag { font-size: 11px; }
  body { font-size: 14px; }
}