:root {
  --bg: #0e1620;
  --bg-card: #17222e;
  --bg-sunk: #0a1017;
  --accent: #3f8fc4;
  --accent-dim: #2a6288;
  --gold: #d8ab55;
  --text: #e9eef3;
  --text-dim: #93a4b3;
  --border: #26333f;
  --danger: #e0674c;
  --ok: #52b18a;
  --radius: 14px;
  --maxw: 940px;
}
* { box-sizing: border-box; }
html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: "Hiragino Sans", "Yu Gothic", system-ui, -apple-system, sans-serif;
  line-height: 1.75;
}
body { padding-bottom: 60px; }
a { color: var(--gold); text-decoration: none; }
a:hover { text-decoration: underline; }

.wrap { max-width: var(--maxw); margin: 0 auto; padding: 22px 18px 60px; }

header.top {
  background: linear-gradient(135deg, #16283a, #0d1521 72%);
  border-bottom: 2px solid var(--accent);
  padding: 22px 18px 16px;
  text-align: center;
}
header.top h1 { margin: 0; font-size: 1.42rem; letter-spacing: .02em; }
header.top .sub { color: var(--text-dim); font-size: .84rem; margin-top: 4px; }

nav.tabs { display: flex; flex-wrap: wrap; gap: 8px; justify-content: center; margin-top: 14px; }
nav.tabs a {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 7px 15px;
  font-size: .85rem;
  color: var(--text);
  white-space: nowrap;
}
nav.tabs a.active, nav.tabs a:hover {
  background: var(--accent);
  border-color: var(--accent);
  color: #0b131c;
  text-decoration: none;
  font-weight: 700;
}

h2.section-title {
  font-size: 1.12rem;
  border-left: 4px solid var(--accent);
  padding-left: 10px;
  margin: 32px 0 14px;
}
h3.sub-title { font-size: .98rem; color: var(--gold); margin: 22px 0 8px; }

.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px 18px;
  margin-bottom: 14px;
}
.card.hero { border-color: var(--accent); background: linear-gradient(150deg, #1a2b3c, #16222e 60%); }
.lead { color: var(--text-dim); font-size: .9rem; margin: 6px 0 0; }

.table-scroll { overflow-x: auto; -webkit-overflow-scrolling: touch; }
table { width: 100%; border-collapse: collapse; font-size: .9rem; }
th, td { text-align: left; padding: 9px 10px; border-bottom: 1px solid var(--border); vertical-align: top; }
th { color: var(--gold); font-weight: 700; white-space: nowrap; }
td.nowrap, th.nowrap { white-space: nowrap; }

.tag {
  display: inline-block;
  font-size: .7rem;
  border-radius: 6px;
  padding: 1px 8px;
  margin-left: 6px;
  vertical-align: middle;
  font-weight: 700;
}
.tag.done { background: rgba(147,164,179,.16); color: var(--text-dim); }
.tag.next { background: rgba(63,143,196,.22); color: #7fc0ec; }
.tag.plan { background: rgba(216,171,85,.16); color: var(--gold); }
.tag.new  { background: rgba(82,177,138,.18); color: var(--ok); }
.tag.todo { background: rgba(224,103,76,.18); color: var(--danger); }

.warn {
  background: rgba(224,103,76,.1);
  border-left: 3px solid var(--danger);
  border-radius: 6px;
  padding: 8px 12px;
  font-size: .85rem;
  color: #f0b6a5;
  margin: 10px 0 0;
}
.info {
  background: rgba(63,143,196,.1);
  border-left: 3px solid var(--accent);
  border-radius: 6px;
  padding: 8px 12px;
  font-size: .85rem;
  color: #b6d5ea;
  margin: 10px 0 0;
}

.linkrow { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 10px; }
.linkrow a, .linkchip {
  background: var(--bg-sunk);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 6px 12px;
  font-size: .82rem;
  color: var(--text);
}
.linkrow a:hover { border-color: var(--gold); color: var(--gold); text-decoration: none; }
.linkchip.empty { color: var(--text-dim); border-style: dashed; }

.meeting {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 15px 17px;
  margin-bottom: 12px;
}
.meeting.is-next { border-color: var(--accent); box-shadow: 0 0 0 1px rgba(63,143,196,.35); }
.meeting.is-done { opacity: .72; }
.meeting .head { display: flex; flex-wrap: wrap; align-items: baseline; gap: 8px; }
.meeting .date { color: var(--gold); font-weight: 800; font-size: 1.02rem; }
.meeting .place { color: var(--text); font-size: .92rem; }
.meeting .speaker { margin-top: 6px; font-size: .92rem; }
.meeting .speaker .org { color: var(--text-dim); font-size: .84rem; }
.meeting .memo {
  white-space: pre-wrap;
  background: var(--bg-sunk);
  border-radius: 8px;
  padding: 9px 12px;
  font-size: .82rem;
  color: var(--text-dim);
  margin-top: 10px;
}

ul.clean { margin: 8px 0 0; padding-left: 1.2em; }
ul.clean li { margin: 3px 0; }

ol.steps { margin: 0; padding-left: 0; list-style: none; counter-reset: step; }
ol.steps > li {
  counter-increment: step;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px 17px 14px 17px;
  margin-bottom: 12px;
}
ol.steps > li.emph { border-color: var(--gold); }
ol.steps > li .when { color: var(--accent); font-size: .78rem; font-weight: 700; }
ol.steps > li.emph .when { color: var(--gold); }
ol.steps > li .step-title { font-size: 1rem; font-weight: 700; margin: 2px 0 4px; }
ol.steps > li .step-title::before { content: counter(step) ". "; color: var(--text-dim); }

.footer-note { color: var(--text-dim); font-size: .78rem; text-align: center; margin-top: 44px; line-height: 1.9; }

.kv { display: grid; grid-template-columns: 130px 1fr; gap: 4px 12px; font-size: .9rem; }
.kv dt { color: var(--text-dim); }
.kv dd { margin: 0; }

@media (max-width: 620px) {
  nav.tabs {
    flex-wrap: nowrap;
    overflow-x: auto;
    justify-content: flex-start;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
  }
  nav.tabs::-webkit-scrollbar { display: none; }
  nav.tabs a { flex: none; }
  .kv { grid-template-columns: 1fr; gap: 0 0; }
  .kv dt { margin-top: 8px; font-size: .8rem; }
}