/* LLM Oops LP v3 (2026-09-13) — 「実在のオフィス」トーン
   方針: ライト基調・余白広め・記号/ネオン/ターミナル演出なし。
   強調は色数でなくタイポグラフィと階層で行う。アクセントは深緑1色。 */
:root {
  --bg: #f7f6f3;          /* 温かみのある紙色 */
  --surface: #ffffff;
  --ink: #17201b;
  --ink-2: #3d4a43;
  --muted: #6f7b74;
  --line: #e6e3dc;
  --accent: #0e7a4a;      /* 深緑(ブランド緑を落ち着かせた) */
  --accent-soft: #e7f3ec;
  --amber: #b4831d;
  --radius: 14px;
  --shadow-sm: 0 1px 2px rgba(23, 32, 27, .05);
  --shadow-md: 0 2px 6px rgba(23, 32, 27, .05), 0 12px 32px rgba(23, 32, 27, .08);
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  background: var(--bg); color: var(--ink);
  font-family: "Noto Sans JP", "Hiragino Sans", "Yu Gothic UI", system-ui, sans-serif;
  line-height: 1.85; font-size: 15px;
  -webkit-font-smoothing: antialiased;
}
.inner { max-width: 1080px; margin: 0 auto; padding: 0 24px; }
.muted { color: var(--muted); }
.small { font-size: 12.5px; }
.center { text-align: center; margin-top: 28px; }
a { color: var(--accent); }

/* reveal */
.reveal { opacity: 0; transform: translateY(12px); transition: opacity .55s ease, transform .55s ease; }
.reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { .reveal { opacity: 1; transform: none; transition: none; } }

/* nav */
nav { position: sticky; top: 0; z-index: 20; background: rgba(247, 246, 243, .92); backdrop-filter: blur(10px); border-bottom: 1px solid var(--line); }
.nav-inner { max-width: 1080px; margin: 0 auto; padding: 14px 24px; display: flex; justify-content: space-between; align-items: center; gap: 12px; }
.nav-brand { display: inline-flex; align-items: baseline; gap: 10px; color: var(--ink); text-decoration: none; white-space: nowrap; }
.brand-word { font-weight: 800; font-size: 17px; letter-spacing: .01em; }
.brand-chip { font-size: 11px; color: var(--accent); background: var(--accent-soft); border-radius: 20px; padding: 2px 10px; letter-spacing: .04em; font-weight: 600; }
.nav-links { display: flex; gap: 22px; align-items: center; }
.nav-links a { color: var(--ink-2); text-decoration: none; font-size: 13.5px; font-weight: 500; }
.nav-links a:hover { color: var(--accent); }
@media (max-width: 760px) { .nav-links a:not(.btn) { display: none; } }

/* buttons */
.btn { border: 1px solid var(--line); background: var(--surface); color: var(--ink) !important; border-radius: 10px; padding: 10px 20px; font-size: 14px; font-weight: 600; cursor: pointer; text-decoration: none; display: inline-block; transition: box-shadow .15s, transform .15s, background .15s; }
.btn:hover { box-shadow: var(--shadow-sm); transform: translateY(-1px); }
.btn.primary { background: var(--accent); border-color: var(--accent); color: #fff !important; }
.btn.primary:hover { background: #0a6a40; }
.btn.ghost { background: transparent; }
.btn.big { padding: 14px 28px; font-size: 15px; }
.btn.small-btn { padding: 7px 16px; font-size: 13px; }

/* hero */
.hero { padding: 84px 0 72px; }
.hero-grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: 56px; align-items: center; }
@media (max-width: 900px) { .hero-grid { grid-template-columns: 1fr; gap: 36px; } }
.hero-label { color: var(--accent); font-size: 13px; font-weight: 700; letter-spacing: .08em; margin-bottom: 16px; }
.hero h1 { font-size: clamp(30px, 4.4vw, 44px); line-height: 1.32; font-weight: 800; letter-spacing: .005em; }
.grad { color: var(--accent); }
.hero-sub { color: var(--ink-2); font-size: 15.5px; margin: 20px 0 28px; max-width: 34em; }
.hero-ctas { display: flex; gap: 12px; flex-wrap: wrap; }
.hero-note { margin: 12px 0 0; font-size: 12.5px; color: var(--muted); }
.live-chips { margin-top: 26px; display: flex; gap: 10px; flex-wrap: wrap; }
.chip-live { background: var(--surface); border: 1px solid var(--line); border-radius: 20px; padding: 6px 15px; font-size: 12.5px; color: var(--ink-2); box-shadow: var(--shadow-sm); }
.chip-live b { color: var(--accent); font-weight: 700; }
.dot { display: inline-block; width: 8px; height: 8px; border-radius: 50%; background: var(--accent); margin-right: 5px; animation: pulse 2.4s infinite; }
@keyframes pulse { 0%,100% { opacity: 1 } 50% { opacity: .35 } }

/* オフィスボード(hero右・旧ターミナルの後継) */
.office-board { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow-md); overflow: hidden; }
.board-head { display: flex; justify-content: space-between; align-items: center; padding: 14px 18px; border-bottom: 1px solid var(--line); }
.board-title { font-size: 13.5px; font-weight: 700; color: var(--ink); }
.board-live { font-size: 11.5px; color: var(--accent); font-weight: 600; }
.board-body { padding: 6px 6px 10px; min-height: 264px; }
.board-row { display: flex; align-items: center; gap: 12px; padding: 9px 12px; border-radius: 10px; opacity: 0; animation: rowIn .35s ease forwards; }
.board-row:hover { background: var(--bg); }
@keyframes rowIn { from { opacity: 0; transform: translateY(5px); } to { opacity: 1; transform: none; } }
.board-time { font-size: 11.5px; color: var(--muted); min-width: 40px; font-variant-numeric: tabular-nums; }
.board-text { font-size: 13px; color: var(--ink-2); flex: 1; overflow: hidden; white-space: nowrap; text-overflow: ellipsis; }
.board-text b { color: var(--ink); font-weight: 700; }
.board-ok { color: var(--accent); font-size: 12px; }
.board-foot { padding: 10px 18px 14px; border-top: 1px solid var(--line); display: flex; align-items: center; gap: 10px; }
.foot-note { font-size: 11.5px; color: var(--muted); }

/* モノグラムアバター(絵文字廃止・部署カラーの社員バッジ) */
.mono { display: inline-flex; align-items: center; justify-content: center; width: 34px; height: 34px; border-radius: 50%; font-weight: 700; font-size: 14px; color: #fff; flex-shrink: 0; letter-spacing: 0; }
.mono.lg { width: 46px; height: 46px; font-size: 18px; }
.avatar-stack { display: flex; }
.avatar-stack .mono { margin-left: -7px; border: 2px solid var(--surface); }
.avatar-stack .mono:first-child { margin-left: 0; }

/* promo band */
.promo-band { background: var(--surface); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.promo-inner { display: flex; gap: 14px; align-items: center; padding: 13px 0; flex-wrap: wrap; }
.promo-label { font-size: 12px; color: var(--amber); font-weight: 700; letter-spacing: .05em; }
.promo-inner a { color: var(--ink); text-decoration: none; font-size: 14px; font-weight: 600; }
.promo-inner a:hover { color: var(--accent); }

/* sections */
section { padding: 76px 0; }
section.band { background: var(--surface); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
h2 { font-size: 26px; font-weight: 800; margin-bottom: 10px; letter-spacing: .005em; }
.h2-sub { display: block; font-size: 13.5px; color: var(--muted); font-weight: 400; margin: 6px 0 34px; }
h3 { font-size: 16px; margin-bottom: 6px; font-weight: 700; }

/* stats */
.stats-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); gap: 16px; }
.stat-big { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 22px 20px; box-shadow: var(--shadow-sm); }
section.band .stat-big { background: var(--bg); }
.stat-big .v { font-size: 32px; font-weight: 800; color: var(--ink); line-height: 1.2; font-variant-numeric: tabular-nums; }
.stat-big .k { font-size: 12.5px; color: var(--muted); margin-top: 6px; }
.feed-loading { color: var(--muted); font-size: 13px; padding: 14px 16px; }

/* 部署ブロック+社員カード */
.dept-block { margin-bottom: 42px; }
.dept-block:last-child { margin-bottom: 0; }
.dept-head { display: flex; align-items: baseline; gap: 12px; margin-bottom: 6px; }
.dept-name { font-size: 17px; font-weight: 800; }
.dept-count { font-size: 12px; color: var(--muted); }
.dept-desc { font-size: 13px; color: var(--muted); margin-bottom: 16px; max-width: 46em; }
.team-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 14px; }
.member { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 18px; position: relative; transition: transform .15s, box-shadow .15s; box-shadow: var(--shadow-sm); }
.member:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); }
.member.dim { border-style: dashed; opacity: .8; box-shadow: none; }
.member-top { display: flex; align-items: center; gap: 12px; margin-bottom: 10px; }
.member .name { font-weight: 800; font-size: 15.5px; }
.member .role { font-size: 12px; color: var(--muted); }
.member .desc { font-size: 12.8px; color: var(--ink-2); line-height: 1.75; }
.member .last { font-size: 11.5px; color: var(--muted); margin-top: 12px; border-top: 1px solid var(--line); padding-top: 9px; }
.member .last .on { color: var(--accent); font-weight: 700; }
.member .last .ldot { display: inline-block; width: 7px; height: 7px; border-radius: 50%; background: var(--accent); margin-right: 5px; animation: pulse 2.4s infinite; }
.member .badge { position: absolute; top: 14px; right: 14px; font-size: 10.5px; border-radius: 12px; padding: 2px 10px; font-weight: 600; }
.badge.active { background: var(--accent-soft); color: var(--accent); }
.badge.training { background: #f7efdc; color: var(--amber); }
.badge.hiring { background: #efeeea; color: var(--muted); }

/* 資産運用部の説明カード */
.invest-note { background: var(--surface); border: 1px solid var(--line); border-left: 3px solid var(--accent); border-radius: 10px; padding: 16px 20px; font-size: 13.5px; color: var(--ink-2); margin: 0 0 16px; max-width: 56em; }
.invest-note a { font-weight: 600; }

/* salary */
.salary-table { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow-sm); }
.sal-row { display: grid; grid-template-columns: 46px 1fr 90px 110px 1.2fr; gap: 12px; align-items: center; padding: 12px 18px; border-bottom: 1px solid var(--line); }
.sal-row:last-child { border-bottom: none; }
.sal-row.head { font-size: 11.5px; color: var(--muted); padding: 10px 18px; background: var(--bg); }
.sal-name { font-weight: 700; font-size: 14px; }
.sal-name small { display: block; font-weight: 400; font-size: 11px; color: var(--muted); }
.sal-runs { font-size: 13px; color: var(--muted); text-align: right; font-variant-numeric: tabular-nums; }
.sal-cost { font-size: 15px; font-weight: 800; color: var(--ink); text-align: right; font-variant-numeric: tabular-nums; }
.sal-bar { height: 7px; border-radius: 4px; background: var(--bg); overflow: hidden; }
.sal-bar i { display: block; height: 100%; background: var(--accent); border-radius: 4px; opacity: .75; }
.salary-note { margin-top: 12px; }
@media (max-width: 640px) { .sal-row { grid-template-columns: 40px 1fr 64px 84px; } .sal-bar { display: none; } }

/* steps */
.steps { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 16px; }
.step { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 22px; box-shadow: var(--shadow-sm); }
.step-n { width: 30px; height: 30px; border-radius: 50%; background: var(--accent-soft); color: var(--accent); font-weight: 800; display: flex; align-items: center; justify-content: center; margin-bottom: 12px; font-size: 14px; }
.step p { font-size: 13px; color: var(--ink-2); }

/* services */
.svc-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 16px; }
.svc { background: var(--bg); border: 1px solid var(--line); border-radius: var(--radius); padding: 26px; display: flex; flex-direction: column; }
.svc.featured { border-color: var(--accent); background: var(--surface); box-shadow: var(--shadow-md); }
.svc-tag { font-size: 11px; color: var(--accent); font-weight: 700; letter-spacing: .08em; margin-bottom: 10px; }
.svc p { font-size: 13.5px; color: var(--ink-2); }
.svc .price { color: var(--ink); font-weight: 700; margin: 16px 0; font-size: 14px; }
.svc-cta { margin-top: auto; text-align: center; }

/* articles */
.art-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 16px; }
.art-card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; text-decoration: none; display: block; transition: transform .15s, box-shadow .15s; box-shadow: var(--shadow-sm); }
.art-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); }
.art-thumb { aspect-ratio: 1200 / 630; background: var(--bg); overflow: hidden; }
.art-thumb img { width: 100%; height: 100%; object-fit: cover; display: block; }
.art-body { padding: 15px 17px 17px; }
.art-card .cat { font-size: 11px; color: var(--accent); font-weight: 700; }
.art-card .t { color: var(--ink); font-size: 14.5px; font-weight: 700; margin: 6px 0; line-height: 1.55; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.art-card .ex { color: var(--muted); font-size: 12.5px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.art-card .d { color: var(--muted); font-size: 11.5px; margin-top: 8px; }

/* footer */
footer { border-top: 1px solid var(--line); padding: 40px 0 44px; background: var(--surface); }
.footer-inner { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 20px; align-items: center; }
.footer-links { display: flex; gap: 20px; }
.footer-links a { color: var(--muted); text-decoration: none; font-size: 13px; }
.footer-links a:hover { color: var(--ink); }