/*
 * 研修会の情報（training.html）用スタイル
 * 色は .trn の CSS 変数で管理。ダークモードはサイト共通の body.pcdark-mode で切り替わる。
 * ※ 掲載内容の変更でこのファイルを触る必要はない。
 */
.trn {
  --t-accent: #00bcd4;
  --t-accent-d: #0097a7;
  --t-accent-bg: #e0f7fa;
  --t-text: #222;
  --t-sub: #666;
  --t-line: #e6e9ec;
  --t-bg: #fff;
  --t-bg2: #f6f8fa;
  --t-ok: #2e9d5b;   --t-ok-bg: #e5f5ec;
  --t-warn: #d9822b; --t-warn-bg: #fdf1e4;
  --t-full: #c0392b; --t-full-bg: #fbe9e7;
  --t-end: #8a8f95;  --t-end-bg: #eef0f2;
  --t-info: #5c6bc0; --t-info-bg: #ebedf9;
  color: var(--t-text);
  font-size: 15px;
  line-height: 1.75;
  margin: 10px 0 60px;
}
body.pcdark-mode .trn {
  --t-accent-bg: #0f3338;
  --t-text: #e8e8e8;
  --t-sub: #a5a9ad;
  --t-line: #33373b;
  --t-bg: #1d1f21;
  --t-bg2: #26292c;
  --t-ok-bg: #173826; --t-warn-bg: #3d2b17; --t-full-bg: #3d1b17;
  --t-end-bg: #2c2f32; --t-info-bg: #22264a;
}
.trn *, .trn *::before, .trn *::after { box-sizing: border-box; }
.trn h2, .trn h3, .trn h4 { color: var(--t-text); margin: 0; font-weight: 700; letter-spacing: .02em; }
.trn a { color: inherit; text-decoration: none; }
.trn button { font: inherit; cursor: pointer; }

/* ---------- ページ見出し ---------- */
.trn-hero {
  position: relative; border-radius: 6px; overflow: hidden; margin-bottom: 28px;
  background: #234 url("../2023/08/18.png") center 35%/cover;
  color: #fff; padding: 56px 40px;
}
.trn-hero::before { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(0,40,60,.78), rgba(0,40,60,.15)); }
.trn-hero > * { position: relative; }
.trn-hero small { letter-spacing: .25em; font-size: 12px; opacity: .85; }
.trn-hero h1 { color: #fff; font-size: 30px; margin: 6px 0 8px; font-weight: 700; }
.trn-hero p { margin: 0; opacity: .9; max-width: 560px; }

/* ---------- 共通パーツ ---------- */
.trn-badge { display: inline-block; font-size: 11.5px; font-weight: 700; line-height: 1; padding: 5px 9px; border-radius: 3px; white-space: nowrap; }
.trn-badge.st-open { color: var(--t-ok); background: var(--t-ok-bg); }
.trn-badge.st-few  { color: var(--t-warn); background: var(--t-warn-bg); }
.trn-badge.st-full { color: var(--t-full); background: var(--t-full-bg); }
.trn-badge.st-end  { color: var(--t-end); background: var(--t-end-bg); }
.trn-badge.st-closed { color: var(--t-end); background: var(--t-end-bg); }
.trn-badge.st-ongoing { color: var(--t-accent-d); background: var(--t-accent-bg); }
.trn-badge.st-info { color: var(--t-info); background: var(--t-info-bg); }
.trn-cat { display: inline-block; font-size: 11.5px; padding: 3px 9px; border: 1px solid var(--t-accent); color: var(--t-accent-d); border-radius: 99px; line-height: 1.3; white-space: nowrap; }
body.pcdark-mode .trn-cat { color: var(--t-accent); }
.trn-meta { color: var(--t-sub); font-size: 13px; display: flex; flex-wrap: wrap; gap: 4px 14px; }
.trn-meta i { color: var(--t-accent); margin-right: 4px; width: 12px; text-align: center; }
.trn-empty { padding: 40px; text-align: center; color: var(--t-sub); }
.trn .trn-sec-title { display: flex; align-items: center; gap: 10px; font-size: 18px; line-height: 1.4; margin: 34px 0 14px; }
.trn-sec-title::before { content: ""; width: 4px; height: 20px; background: var(--t-accent); border-radius: 2px; }
.trn-btn { display: inline-block; background: var(--t-accent); color: #fff !important; padding: 11px 26px; border-radius: 4px; font-weight: 700; border: 0; }
.trn-btn:hover { background: var(--t-accent-d); }
.trn-btn.ghost { background: transparent; color: var(--t-accent-d) !important; border: 1px solid var(--t-accent); }
.trn-btn[aria-disabled="true"] { background: var(--t-end); pointer-events: none; }

/* ========== 注目枠＋一覧表 ========== */
.sE-feature { cursor: pointer; display: grid; grid-template-columns: 1.1fr 1fr; background: var(--t-bg); border: 1px solid var(--t-line); border-radius: 10px; overflow: hidden; margin-bottom: 10px; }
.sE-feature.no-img { grid-template-columns: 1fr; }
.sE-feature .img { background: center/cover; min-height: 300px; position: relative; }
.sE-feature .img span { position: absolute; left: 0; top: 18px; background: var(--t-full); color: #fff; font-size: 12px; font-weight: 700; padding: 5px 14px 5px 12px; letter-spacing: .1em; }
.sE-feature .txt { padding: 28px 30px; display: flex; flex-direction: column; gap: 12px; }
.sE-feature .tags { display: flex; gap: 8px; flex-wrap: wrap; }
.sE-feature h3 { font-size: 21px; line-height: 1.45; }
.sE-feature p { margin: 0; color: var(--t-sub); }
.sE-count { display: flex; gap: 8px; margin: 4px 0; }
.sE-count div { background: var(--t-accent-bg); border-radius: 6px; padding: 6px 12px; text-align: center; min-width: 62px; }
.sE-count b { display: block; font-family: Rubik, sans-serif; font-size: 24px; color: var(--t-accent-d); line-height: 1.2; }
body.pcdark-mode .sE-count b { color: var(--t-accent); }
.sE-count small { font-size: 11px; color: var(--t-sub); }
.sE-table { width: 100%; border-collapse: collapse; font-size: 14px; background: var(--t-bg); }
.sE-table th { background: var(--t-bg2); color: var(--t-sub); font-weight: 600; font-size: 12.5px; text-align: left; padding: 10px 12px; border-bottom: 2px solid var(--t-line); white-space: nowrap; }
.sE-table td { padding: 14px 12px; border-bottom: 1px solid var(--t-line); vertical-align: middle; }
.sE-table tr.row { cursor: pointer; }
.sE-table tr.row:hover td, .sE-table tr.row:focus-visible td { background: var(--t-bg2); }
.sE-table tr.row:focus-visible { outline: 2px solid var(--t-accent); outline-offset: -2px; }
.trn .trn-btn:focus-visible, .trn-dlg .x:focus-visible, .trn-files a:focus-visible { outline: 2px solid var(--t-accent); outline-offset: 2px; }
.sE-table td.t { font-weight: 600; }
.sE-table td.d { white-space: nowrap; font-family: Rubik, sans-serif; }
.sE-past summary { cursor: pointer; color: var(--t-sub); padding: 12px 0; font-weight: 600; }
.sE-past summary:hover { color: var(--t-accent-d); }

/* ---------- 詳細モーダル ---------- */
.trn-modal { margin: 0; position: fixed; inset: 0; z-index: 99999; background: rgba(10,20,30,.55); display: none; align-items: flex-start; justify-content: center; padding: 40px 16px; overflow-y: auto; backdrop-filter: blur(2px); }
.trn-modal.open { display: flex; }
.trn-dlg { background: var(--t-bg); color: var(--t-text); width: 100%; max-width: 760px; border-radius: 10px; overflow: hidden; box-shadow: 0 20px 60px rgba(0,0,0,.3); animation: trnIn .22s ease-out; }
@keyframes trnIn { from { transform: translateY(16px); opacity: 0; } }
@media (prefers-reduced-motion: reduce) { .trn-dlg { animation: none; } }
.trn-dlg .cover { aspect-ratio: 21/8; background: var(--t-bg2) center/cover; position: relative; }
.trn-dlg .x { position: absolute; right: 12px; top: 12px; width: 38px; height: 38px; border-radius: 50%; border: 0; background: rgba(0,0,0,.55); color: #fff; font-size: 20px; line-height: 1; }
.trn-dlg .x.plain { position: static; float: right; background: var(--t-bg2); color: var(--t-text); }
.trn-dlg .in { padding: 26px 32px 32px; }
.trn-dlg h2 { font-size: 22px; line-height: 1.45; margin: 10px 0 16px; }
.trn-dlg .tags { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.trn-dlg .lead p { margin: 0 0 12px; }
.trn-spec { width: 100%; border-collapse: collapse; margin: 18px 0; font-size: 14px; }
.trn-spec th { width: 110px; text-align: left; vertical-align: top; color: var(--t-sub); font-weight: 600; padding: 9px 12px 9px 0; border-bottom: 1px solid var(--t-line); white-space: nowrap; }
.trn-spec td { padding: 9px 0; border-bottom: 1px solid var(--t-line); }
.trn-dlg ol { margin: 0 0 16px; padding-left: 22px; }
.trn-dlg .trn-h { font-size: 15px; margin: 18px 0 8px; }
.trn-files a { display: inline-flex; gap: 8px; align-items: center; border: 1px solid var(--t-line); border-radius: 6px; padding: 8px 14px; font-size: 13.5px; margin: 0 8px 8px 0; }
.trn-files a:hover { border-color: var(--t-accent); color: var(--t-accent-d); }
.trn-files i { color: var(--t-full); }
.trn-actions { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 22px; padding-top: 20px; border-top: 1px solid var(--t-line); }

/* ---------- スマホ ---------- */
@media (max-width: 860px) {
  .sE-feature { grid-template-columns: 1fr; }
  .sE-feature .txt { padding: 22px 20px; }
  .sE-feature .img { min-height: 200px; }
}
@media (max-width: 600px) {
  .trn-hero { padding: 36px 22px; }
  .trn-hero h1 { font-size: 23px; }
  .sE-table thead { display: none; }
  .sE-table tr.row { display: grid; grid-template-columns: auto 1fr; gap: 4px 10px; padding: 12px 4px; border-bottom: 1px solid var(--t-line); }
  .sE-table tr.row td { border: 0; padding: 0; }
  .sE-table td.t { grid-column: 1 / -1; }
  .sE-table td.h-sm { display: none; }
  .trn-dlg .in { padding: 20px; }
}