/* 競艇AIラボ
   紙の競艇新聞・出走表のように、罫線と文字の強弱で整理する。
   カード・影・角丸は使わない。色は意味のあるところだけ:
   琥珀=ロゴと要点、赤=的中、艇色=買い目と艇番。 */
:root {
  --paper: #f7f5f0;
  --ink: #1b1a17;
  --sub: #5d5850;
  --faint: #8a847a;
  --rule: #d8d2c6;
  --rule-strong: #1b1a17;
  --mark: #f2b632;
  --mark-bg: #fbf1d6;
  --hit: #c2181b;
  --head-bg: #161513;
  --boat-1-bg: #ffffff; --boat-1-fg: #1b1a17; --boat-1-line: #8a847a;
  --boat-2-bg: #1f2328; --boat-2-fg: #ffffff;
  --boat-3-bg: #d7263d; --boat-3-fg: #ffffff;
  --boat-4-bg: #1d5fd1; --boat-4-fg: #ffffff;
  --boat-5-bg: #f2c200; --boat-5-fg: #1b1a17;
  --boat-6-bg: #2a9d4b; --boat-6-fg: #ffffff;
}
@media (prefers-color-scheme: dark) {
  :root {
    --paper: #151412;
    --ink: #ebe8e1;
    --sub: #aaa398;
    --faint: #847d72;
    --rule: #34312c;
    --rule-strong: #ebe8e1;
    --mark-bg: #3a2f14;
    --hit: #ff6b6b;
    --head-bg: #0d0c0b;
    --boat-1-bg: #f3f1ec; --boat-1-line: #f3f1ec;
  }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: "Hiragino Kaku Gothic ProN", "Hiragino Sans", "Noto Sans JP", "Yu Gothic", Meiryo, sans-serif;
  font-size: 16px;
  line-height: 1.75;
  font-feature-settings: "palt";
}
a { color: inherit; text-decoration: underline; text-decoration-color: var(--faint); text-underline-offset: .2em; }
a:hover { text-decoration-color: var(--ink); }
img { max-width: 100%; height: auto; }
.num { font-variant-numeric: tabular-nums; }
.wrap { max-width: 1040px; margin: 0 auto; padding: 0 16px; }

/* ---------- ヘッダー ---------- */
.site-header { background: var(--head-bg); color: #fff; }
.site-header .wrap { display: flex; align-items: center; gap: 4px 24px; padding-top: 8px; padding-bottom: 8px; }
.brand { display: inline-flex; flex: none; }
.brand-logo { display: block; height: 36px; width: auto; }
.site-nav { display: flex; gap: 0 18px; margin-left: auto; font-size: .92rem; }
.site-nav a { color: #e7e3da; text-decoration: none; white-space: nowrap; padding: 6px 0; }
.site-nav a:hover { color: #fff; box-shadow: inset 0 -2px 0 var(--mark); }
@media (max-width: 720px) {
  .site-header .wrap { flex-wrap: wrap; padding-bottom: 0; }
  .site-nav { margin-left: 0; width: 100%; overflow-x: auto; scrollbar-width: none; gap: 0 14px; padding-bottom: 2px; font-size: .86rem; }
  .site-nav::-webkit-scrollbar { display: none; }
}

/* ---------- 紙面 ---------- */
.site-main { max-width: 1040px; margin: 0 auto; padding: 24px 16px 56px; }
.post, .archive { max-width: 720px; margin: 0 auto; }
h1, h2, h3 { line-height: 1.4; letter-spacing: .01em; }
.eyebrow { margin: 0 0 4px; font-size: .85rem; color: var(--sub); display: flex; gap: 12px; }
.eyebrow a { text-decoration: none; font-weight: 700; color: var(--ink); }
.note { color: var(--sub); font-size: .86rem; margin: 6px 0 0; }
.more { display: flex; flex-wrap: wrap; gap: 4px 20px; margin: 10px 0 0; font-size: .9rem; }
.label { color: var(--sub); font-size: .85rem; margin-right: 10px; }

/* 区画の見出し: 太い上罫線 */
.site-main section > h2, .post-body h2, .archive h2 {
  font-size: 1.08rem; font-weight: 800; margin: 0 0 10px; padding-top: 8px;
  border-top: 3px solid var(--rule-strong);
}

/* ---------- トップ: 今日の予想 ---------- */
.today { max-width: 720px; margin: 0 0 28px; }
.today-title { font-size: 1.7rem; font-weight: 800; margin: 0 0 12px; }
.today-title span { font-size: 1.15rem; font-weight: 700; margin-left: 6px; }
.race-table { width: 100%; border-collapse: collapse; font-size: 1rem; }
.race-table th { text-align: left; font-size: .78rem; font-weight: 600; color: var(--sub); padding: 0 8px 4px 0; border-bottom: 2px solid var(--rule-strong); }
.race-table td { padding: 9px 8px 9px 0; border-bottom: 1px solid var(--rule); vertical-align: baseline; }
.race-table td:first-child { width: 4.2em; font-weight: 700; }
.race-table td:last-child { width: 4em; color: var(--sub); font-size: .88rem; white-space: nowrap; }
.today-link { margin: 12px 0 0; font-weight: 700; }
.today-link a { display: inline-block; padding: 6px 14px; background: var(--mark); color: #1b1a17; text-decoration: none; }
.today-link a:hover { background: #ffc94d; }
.yesterday { margin: 16px 0 0; padding-top: 10px; border-top: 1px solid var(--rule); }

/* ---------- トップ: 実績帯 ---------- */
.record-strip { margin: 0 0 32px; padding-bottom: 12px; border-bottom: 1px solid var(--rule); }
.record-strip dl { display: flex; flex-wrap: wrap; gap: 4px 40px; margin: 0; }
.record-strip dt { font-size: .8rem; color: var(--sub); }
.record-strip dd { margin: 0; font-size: 1.6rem; font-weight: 800; line-height: 1.2; }
.record-strip dd small { font-size: .82rem; font-weight: 600; margin-left: 3px; color: var(--sub); }

/* ---------- トップ: 2 段組 ---------- */
.columns { display: grid; grid-template-columns: 1.35fr 1fr; gap: 0 40px; }
@media (max-width: 860px) { .columns { grid-template-columns: 1fr; gap: 28px; } }
.day-table { width: 100%; border-collapse: collapse; font-size: .95rem; }
.day-table th { text-align: left; font-weight: 700; white-space: nowrap; width: 8.2em; padding: 7px 8px 7px 0; vertical-align: baseline; font-variant-numeric: tabular-nums; }
.day-table td { padding: 7px 8px 7px 0; vertical-align: baseline; }
.day-table tr.day-start th, .day-table tr.day-start td { border-top: 1px solid var(--rule); }
.archive .day-table tr th, .archive .day-table tr td { border-top: 1px solid var(--rule); }
.day-table td.kind { width: 3.6em; color: var(--sub); font-size: .82rem; white-space: nowrap; }
.region-list { margin: 10px 0 0; }
.region-list div { display: grid; grid-template-columns: 3em 1fr; gap: 0 10px; padding: 6px 0; border-top: 1px solid var(--rule); }
.region-list dt { font-size: .82rem; color: var(--sub); padding-top: 2px; }
.region-list dd { margin: 0; display: flex; flex-wrap: wrap; gap: 2px 14px; }
.first-visit { margin: 36px 0 0; padding-top: 12px; border-top: 1px solid var(--rule); font-size: .92rem; color: var(--sub); }

/* ---------- 記事・固定ページ ---------- */
.post-header { margin: 0 0 18px; padding-bottom: 12px; border-bottom: 1px solid var(--rule); }
.post-title { font-size: 1.55rem; font-weight: 800; margin: 0; }
.archive h1 { font-size: 1.55rem; font-weight: 800; margin: 0 0 20px; }
.archive h2 { margin-top: 28px; }
.post-body h2 { margin-top: 36px; }
.post-body h2:first-child { margin-top: 0; }
.post-body h3 { font-size: 1.02rem; font-weight: 800; margin: 22px 0 6px; }
.post-body p { margin: 0 0 1em; }
.post-body strong { font-weight: 800; }
.post-body figure { margin: 18px 0; }
.post-body blockquote { margin: 16px 0; padding: 2px 0 2px 14px; border-left: 3px solid var(--rule); color: var(--sub); }
.post-body hr { border: 0; border-top: 1px solid var(--rule); margin: 32px 0 14px; }
.post-body small { color: var(--sub); font-size: .82rem; line-height: 1.7; display: inline-block; }
.post-body ol, .post-body ul { padding-left: 1.4em; margin: 0 0 1em; }
.post-body li { margin: 4px 0; }

.post-body table { border-collapse: collapse; width: 100%; font-size: .9rem; display: block; overflow-x: auto; white-space: nowrap; margin: 8px 0 14px; font-variant-numeric: tabular-nums; -webkit-overflow-scrolling: touch; }
.post-body th, .post-body td { border-bottom: 1px solid var(--rule); padding: 6px 14px 6px 0; text-align: left; background: var(--paper); }
.post-body thead th { border-bottom: 2px solid var(--rule-strong); font-size: .8rem; font-weight: 700; color: var(--sub); }
.post-body tfoot th, .post-body tfoot td { border-top: 2px solid var(--rule-strong); font-weight: 800; }
.post-body th:first-child, .post-body td:first-child { position: sticky; left: 0; z-index: 1; }

.post-nav { display: flex; flex-wrap: wrap; gap: 6px 22px; margin: 28px 0 0; padding-top: 12px; border-top: 3px solid var(--rule-strong); font-size: .95rem; font-weight: 700; }

/* 場別ページ冒頭の要点(本文 HTML 側が出す) */
.keyfacts { display: grid; grid-template-columns: repeat(3, 1fr); margin: 4px 0 22px; border-top: 2px solid var(--rule-strong); border-bottom: 1px solid var(--rule); }
.keyfact { display: flex; flex-direction: column; padding: 8px 12px 10px 0; }
.keyfact + .keyfact { padding-left: 12px; border-left: 1px solid var(--rule); }
.keyfact-label { font-size: .78rem; color: var(--sub); }
.keyfact-value { font-size: 1.55rem; font-weight: 800; line-height: 1.25; font-variant-numeric: tabular-nums; }
.keyfact-note { font-size: .76rem; color: var(--sub); }
.keyfacts-foot { grid-column: 1 / -1; margin: 0; padding: 6px 0; border-top: 1px solid var(--rule); font-size: .78rem; color: var(--sub); }
@media (max-width: 560px) {
  .keyfact { padding-right: 6px; }
  .keyfact + .keyfact { padding-left: 8px; }
  .keyfact-value { font-size: 1.2rem; }
  .keyfact-note { font-size: .7rem; }
}

/* ---------- 艇色 ---------- */
.boat { display: inline-flex; align-items: center; justify-content: center; min-width: 1.55em; height: 1.55em; padding: 0 .25em; font-weight: 800; font-size: .88em; line-height: 1; font-variant-numeric: tabular-nums; }
.boat-1 { background: var(--boat-1-bg); color: var(--boat-1-fg); box-shadow: inset 0 0 0 1px var(--boat-1-line); }
.boat-2 { background: var(--boat-2-bg); color: var(--boat-2-fg); }
.boat-3 { background: var(--boat-3-bg); color: var(--boat-3-fg); }
.boat-4 { background: var(--boat-4-bg); color: var(--boat-4-fg); }
.boat-5 { background: var(--boat-5-bg); color: var(--boat-5-fg); }
.boat-6 { background: var(--boat-6-bg); color: var(--boat-6-fg); }
.combo { display: inline-flex; gap: 1px; vertical-align: middle; margin: 0 3px 4px 0; }

/* ---------- フッター ---------- */
.site-footer { border-top: 3px solid var(--rule-strong); padding: 18px 0 40px; color: var(--sub); font-size: .84rem; }
.footer-name { margin: 0 0 4px; font-weight: 800; color: var(--ink); }
.footer-note { max-width: 720px; margin: 0 0 10px; }
.site-footer nav { display: flex; flex-wrap: wrap; gap: 4px 18px; }
.copyright { margin: 10px 0 0; }
.post-body .pick { background: var(--mark-bg); border-left: 4px solid var(--mark); padding: 12px 14px 2px; margin: 10px 0 14px; }
.post-body .pick p:first-child { font-weight: 700; }
.post-body .result-summary { font-size: 1.08rem; }
.day-brief thead th { font-size: .78rem; font-weight: 600; color: var(--sub); padding: 0 8px 4px 0; border-bottom: 2px solid var(--rule-strong); width: auto; }
.day-brief th[scope="row"] { width: 4.6em; padding-right: 6px; }
.day-brief td { padding-right: 6px; }
.day-brief td.result { white-space: nowrap; text-align: right; padding-right: 0; font-size: .9rem; }
.day-brief .pending { color: var(--faint); font-size: .86rem; }
.day-brief tr.column-row td { padding-top: 0; font-size: .9rem; }
.day-brief .kind { color: var(--sub); font-size: .8rem; margin-right: 8px; }