:root {
  --bg: #f3eee4;
  --ink: #1c1917;
  --muted: #57534e;
  --paper: #fffdf8;
  --line: #e7e0d4;
  --accent: #0f766e;
  --accent-ink: #f0fdfa;
  --warn: #b45309;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: "IBM Plex Sans JP", system-ui, sans-serif;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.65;
}
.top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 1.4rem;
  border-bottom: 1px solid var(--line);
  background: var(--paper);
  position: sticky;
  top: 0;
  z-index: 10;
}
.brand {
  font-weight: 700;
  text-decoration: none;
  color: var(--ink);
  letter-spacing: 0.02em;
}
.brand span {
  display: block;
  font-size: 0.7rem;
  font-weight: 500;
  color: var(--muted);
}
nav a { color: var(--accent); font-weight: 600; text-decoration: none; }
main { max-width: 840px; margin: 0 auto; padding: 1.5rem 1.2rem 4rem; }
footer {
  text-align: center;
  color: var(--muted);
  font-size: 0.8rem;
  padding: 2rem 1rem 3rem;
}
footer p { margin: 0 0 0.6rem; }
.footer-links { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; }
.footer-links a { color: var(--muted); }
.legal h1 { margin-bottom: 0.8rem; }
.legal h2 { margin: 1.4rem 0 0.4rem; font-size: 1rem; }
.legal ul { padding-left: 1.2rem; }
.legal .muted { color: var(--muted); font-size: 0.85rem; }
.kicker {
  text-transform: none;
  letter-spacing: 0.08em;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--accent);
  margin: 0 0 0.4rem;
}
h1 { font-size: 1.7rem; line-height: 1.35; margin: 0 0 0.6rem; }
h2 { font-size: 1.1rem; margin: 0; }
.lead { color: var(--muted); margin: 0 0 1.2rem; }
.hero { padding: 1rem 0 2rem; }
.hero-actions, .section-head {
  display: flex;
  gap: 0.7rem;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
}
.section-head { margin: 1.5rem 0 0.8rem; }
.btn {
  display: inline-block;
  padding: 0.55rem 1rem;
  border-radius: 999px;
  border: 1px solid var(--ink);
  background: transparent;
  color: var(--ink);
  text-decoration: none;
  font: inherit;
  font-weight: 600;
  cursor: pointer;
}
.btn.primary { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }
.btn.small { font-size: 0.85rem; padding: 0.35rem 0.8rem; }
.uni-block {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 1rem 1.1rem;
  margin-bottom: 1rem;
}
.uni-block h3 { margin: 0 0 0.6rem; }
.uni-block h3 a { color: inherit; text-decoration: none; }
.campus-list { list-style: none; margin: 0; padding: 0; }
.campus-list a, .thread-list a {
  display: grid;
  gap: 0.15rem;
  padding: 0.85rem 0;
  border-top: 1px solid var(--line);
  text-decoration: none;
  color: inherit;
}
.campus-list li:first-child a { border-top: 0; }
.area, .meta, .preview, .hint, .empty { color: var(--muted); font-size: 0.88rem; }
.compose-card, .reply-box, .narrow {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 1.1rem 1.2rem;
  margin: 1rem 0 1.6rem;
}
.stack { display: grid; gap: 0.8rem; }
label { display: grid; gap: 0.3rem; font-weight: 600; font-size: 0.9rem; }
input, textarea, button.chip {
  font: inherit;
}
input, textarea {
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 0.55rem 0.7rem;
  background: #fff;
}
.chips { display: flex; flex-wrap: wrap; gap: 0.4rem; margin: 0.6rem 0 1rem; }
.chip {
  border: 1px solid var(--accent);
  color: var(--accent);
  background: #f0fdfa;
  border-radius: 999px;
  padding: 0.3rem 0.75rem;
  cursor: pointer;
}
.thread-list { list-style: none; margin: 0; padding: 0; }
.thread-list li {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 12px;
  margin-bottom: 0.6rem;
}
.thread-list a { padding: 0.9rem 1rem; border: 0; }
.cat {
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--accent);
  letter-spacing: 0.04em;
}
.map {
  height: 260px;
  border-radius: 12px;
  border: 1px solid var(--line);
  margin: 0.4rem 0 1rem;
}
.map-wide { height: 380px; }
.pitch {
  display: grid;
  gap: 0.7rem;
  margin: 0 0 2rem;
}
@media (min-width: 720px) {
  .pitch { grid-template-columns: 1fr 1fr 1fr; }
}
.pitch article {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 0.9rem 1rem;
}
.pitch p { margin: 0.35rem 0 0; color: var(--muted); font-size: 0.88rem; }
.share-banner {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  align-items: center;
  justify-content: space-between;
  background: #0f766e;
  color: #f0fdfa;
  border-radius: 16px;
  padding: 1.1rem 1.2rem;
  margin: 0.4rem 0 1.6rem;
}
.share-banner .kicker { color: #99f6e4; }
.share-banner h2 { font-size: 1.15rem; margin: 0 0 0.35rem; }
.share-banner p { margin: 0; color: #ccfbf1; font-size: 0.9rem; max-width: 36rem; }
.share-banner .btn.primary {
  background: #fff;
  color: #0f766e;
  border-color: #fff;
  white-space: nowrap;
}
.filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 0 0 0.8rem;
}
.filters input, .filters select {
  flex: 1;
  min-width: 8rem;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 0.5rem 0.7rem;
  font: inherit;
  background: #fff;
}
.job-cards { list-style: none; margin: 0 0 2rem; padding: 0; }
.job-cards li {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 12px;
  margin-bottom: 0.5rem;
}
.job-cards a {
  display: grid;
  gap: 0.15rem;
  padding: 0.85rem 1rem;
  text-decoration: none;
  color: inherit;
}
.posts { list-style: none; margin: 0; padding: 0; }
.posts li {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 0.8rem 1rem;
  margin-bottom: 0.55rem;
}
.posts header { display: flex; gap: 0.7rem; color: var(--muted); font-size: 0.8rem; align-items: center; }
.no {
  font-weight: 700;
  color: var(--accent);
  background: none;
  border: 0;
  padding: 0;
  font: inherit;
  font-weight: 700;
  color: var(--accent);
  cursor: pointer;
  text-decoration: underline;
  text-underline-offset: 2px;
}
.no:hover { color: #115e59; }
.posts li:target {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}
a.anchor {
  color: var(--accent);
  font-weight: 600;
  text-decoration: underline;
}
a.anchor:hover { color: #115e59; }
.posts p { margin: 0.4rem 0 0; white-space: pre-wrap; }
.reply-box { position: sticky; bottom: 0.6rem; }
.crumb { font-size: 0.85rem; margin-bottom: 1rem; }
.crumb a { color: var(--accent); }
.flash {
  background: #fff7ed;
  color: var(--warn);
  padding: 0.6rem 1.2rem;
  text-align: center;
  font-weight: 600;
}
.ad-slot {
  margin: 1.2rem 0;
  padding: 1.6rem;
  text-align: center;
  border: 1px dashed var(--line);
  color: var(--muted);
  background: #faf8f3;
  border-radius: 8px;
}
.votes { display: grid; gap: 0.45rem; margin-top: 1.2rem; }
.votes button {
  font: inherit;
  text-align: left;
  padding: 0.6rem 0.8rem;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: #fff;
  cursor: pointer;
}
.poster { max-width: 100%; border-radius: 10px; }
.phone { font-size: 1.4rem; font-weight: 700; }
.job-list { list-style: none; padding: 0; }
.job-list a { color: var(--accent); }
.back { margin-top: 1.5rem; }
.back a { color: var(--accent); }