:root {
  --ink: #14213d;
  --ink-2: #3d4a66;
  --muted: #6b7489;
  --line: #e4e1da;
  --bg: #faf8f4;
  --card: #ffffff;
  --accent: #e4572e;
  --accent-ink: #b8401d;
  --soft: #f1ede5;
  --ok: #1f7a4d;
  --bad: #b3261e;
  --radius: 14px;
  --shadow: 0 1px 2px rgba(20, 33, 61, .05), 0 8px 24px rgba(20, 33, 61, .06);
  --font: "Inter", "Noto Sans JP", system-ui, -apple-system, "Hiragino Sans", "Yu Gothic", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; font-family: var(--font); color: var(--ink); background: var(--bg); line-height: 1.7; -webkit-font-smoothing: antialiased; }
:lang(ja) body, html:lang(ja) { line-break: strict; }
img { max-width: 100%; }
a { color: inherit; }
h1, h2, h3 { line-height: 1.3; margin: 0 0 .5em; letter-spacing: -.01em; }
.wrap { width: min(1120px, 100% - 32px); margin-inline: auto; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
[hidden] { display: none !important; }

/* Header */
.site-header { position: sticky; top: 0; z-index: 10; background: rgba(250, 248, 244, .9); backdrop-filter: blur(8px); border-bottom: 1px solid var(--line); }
.header-inner { display: flex; align-items: center; gap: 24px; height: 64px; }
.brand { font-weight: 700; font-size: 1.15rem; text-decoration: none; letter-spacing: -.02em; }
.brand span { color: var(--accent); }
.brand.small { font-size: 1rem; }
.nav { display: flex; gap: 20px; margin-left: auto; font-size: .92rem; }
.nav a { text-decoration: none; color: var(--ink-2); }
.nav a:hover { color: var(--ink); }
.lang-switch { display: flex; border: 1px solid var(--line); border-radius: 999px; padding: 2px; background: var(--card); }
.lang-switch button { border: 0; background: transparent; font: inherit; font-size: .8rem; padding: 4px 12px; border-radius: 999px; cursor: pointer; color: var(--ink-2); }
.lang-switch button[aria-pressed="true"] { background: var(--ink); color: #fff; }

/* Buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; border-radius: 999px; padding: 12px 24px; font: inherit; font-weight: 600; font-size: .95rem; text-decoration: none; cursor: pointer; border: 1px solid transparent; transition: background .15s, transform .15s; }
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: var(--accent-ink); }
.btn-primary:disabled { opacity: .6; cursor: default; }
.btn-ghost { background: transparent; border-color: var(--line); color: var(--ink-2); padding: 10px 18px; }
.btn-ghost:hover { background: var(--soft); }
.btn-light { background: #fff; color: var(--ink); }
.btn.block { width: 100%; }

/* Hero */
.hero { padding: 88px 0 56px; background:
  radial-gradient(800px 360px at 85% 0%, rgba(228, 87, 46, .10), transparent 70%),
  radial-gradient(700px 300px at 0% 100%, rgba(20, 33, 61, .06), transparent 70%); }
.eyebrow { text-transform: uppercase; letter-spacing: .12em; font-size: .78rem; font-weight: 600; color: var(--accent-ink); margin: 0 0 12px; }
.hero h1 { font-size: clamp(2rem, 5vw, 3.4rem); max-width: 20ch; text-wrap: balance; }
.lead { font-size: 1.08rem; color: var(--ink-2); max-width: 62ch; }
.hero .btn { margin-top: 12px; }
.hero-grid { display: grid; grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr); gap: 48px; align-items: start; }
.goal-form { margin: 28px 0 8px; max-width: 560px; }
.goal-form > label { display: block; font-weight: 600; margin-bottom: 8px; }
.goal-row { display: flex; gap: 8px; }
.goal-row input { flex: 1; min-width: 0; padding: 14px 16px; font-size: 1rem; box-shadow: var(--shadow); }
.goal-row .btn { margin-top: 0; white-space: nowrap; }
.goal-form .help { margin-top: 8px; font-size: .84rem; }
.hero-browse { display: inline-block; margin-top: 8px; font-size: .92rem; color: var(--ink-2); }
.hero-people { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); padding: 22px; }
.people { list-style: none; margin: 0; padding: 0; display: grid; gap: 14px; }
.person { display: flex; gap: 14px; align-items: flex-start; padding-top: 14px; border-top: 1px solid var(--line); }
.person:first-child { padding-top: 0; border-top: 0; }
.person h3 { font-size: 1rem; margin: 0; }
.person p { margin: 2px 0 0; font-size: .86rem; color: var(--ink-2); }
.person .role { color: var(--muted); }
.avatar { flex: none; width: 56px; height: 56px; border-radius: 50%; background: var(--ink); color: #fff; display: grid; place-items: center; font-weight: 700; font-size: .95rem; object-fit: cover; }
.langs { display: flex; gap: 6px; flex-wrap: wrap; margin-top: 6px !important; }
.lang-chip { font-size: .72rem; font-weight: 600; padding: 2px 8px; border-radius: 999px; background: rgba(228, 87, 46, .12); color: var(--accent-ink); }
.alert-box { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; align-items: center; margin-top: 40px; padding: 28px; background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); }
.alert-box h2 { font-size: 1.3rem; margin: 0 0 6px; }
.alert-box p { margin: 0; color: var(--ink-2); }
.alert-box label.check { display: flex; gap: 10px; align-items: flex-start; font-size: .86rem; margin-top: 10px; }
.alert-box label.check input { width: 18px; height: 18px; margin-top: 2px; flex: none; accent-color: var(--accent); }
.alert-box .form-msg { margin-top: 8px; }
.job-facts { display: flex; flex-wrap: wrap; gap: 4px 0; font-size: .82rem; color: var(--ink-2); margin: 0 0 12px; }
.job-facts span + span::before { content: "·"; margin: 0 8px; color: var(--muted); }
.stats { display: flex; flex-wrap: wrap; gap: 40px; margin: 48px 0 0; padding: 0; }
.stats div { border-left: 2px solid var(--accent); padding-left: 14px; }
.stats dt { font-size: 1.6rem; font-weight: 700; }
.stats dd { margin: 0; color: var(--muted); font-size: .88rem; }

/* Board */
.board { padding: 56px 0 72px; }
.board-head { display: flex; align-items: baseline; justify-content: space-between; gap: 16px; flex-wrap: wrap; }
.board-head h2 { font-size: 1.7rem; }
.count { color: var(--muted); margin: 0; }
.filters { display: flex; flex-wrap: wrap; gap: 12px; align-items: end; background: var(--card); padding: 16px; border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); margin: 16px 0; }
.filters > label { flex: 1 1 140px; }
.filters > label.search { flex: 2 1 240px; }
.filters > label[hidden] { display: none; }
.filters label { display: flex; flex-direction: column; gap: 4px; font-size: .78rem; font-weight: 600; color: var(--muted); }
input, select, textarea { font: inherit; font-size: .95rem; color: var(--ink); background: #fff; border: 1px solid var(--line); border-radius: 10px; padding: 10px 12px; width: 100%; }
input:focus, select:focus, textarea:focus { outline: 2px solid rgba(228, 87, 46, .35); border-color: var(--accent); }
.chips { display: flex; flex-wrap: wrap; gap: 8px; margin: 4px 0 20px; }
.chip { border: 1px solid var(--line); background: var(--card); border-radius: 999px; padding: 6px 14px; font: inherit; font-size: .85rem; cursor: pointer; color: var(--ink-2); }
.chip[aria-pressed="true"] { background: var(--ink); color: #fff; border-color: var(--ink); }

.job-list { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); gap: 16px; }
.job-card a { display: flex; flex-direction: column; height: 100%; padding: 22px; background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); text-decoration: none; transition: transform .15s, box-shadow .15s, border-color .15s; }
.job-card a:hover { transform: translateY(-2px); box-shadow: var(--shadow); border-color: #d5d0c6; }
.job-card.is-featured a { border-top: 3px solid var(--accent); }
.job-card h3 { font-size: 1.12rem; margin: 12px 0 2px; }
.company { color: var(--muted); font-size: .9rem; margin: 0 0 8px; }
.summary { color: var(--ink-2); font-size: .93rem; margin: 0 0 16px; flex: 1; }
.job-top { display: flex; flex-wrap: wrap; gap: 6px; }
.tag { font-size: .74rem; font-weight: 600; padding: 3px 10px; border-radius: 999px; background: var(--soft); color: var(--ink-2); }
.tag-level { background: var(--ink); color: #fff; }
.tag-muted { background: transparent; border: 1px solid var(--line); }
.tag-accent { background: rgba(228, 87, 46, .12); color: var(--accent-ink); }
.job-meta { display: flex; flex-wrap: wrap; gap: 6px 16px; font-size: .84rem; color: var(--ink-2); border-top: 1px dashed var(--line); padding-top: 12px; }
.job-meta em { font-style: normal; color: var(--muted); margin-right: 6px; }
.job-meta .posted { margin-left: auto; color: var(--muted); }
.state { color: var(--muted); padding: 24px 0; text-align: center; }

/* About */
.about { padding: 72px 0; background: var(--card); border-block: 1px solid var(--line); }
.about h2 { font-size: 1.7rem; }
.pillars { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-top: 32px; }
.pillars div { padding: 20px; border-radius: var(--radius); background: var(--bg); }
.pillars h3 { font-size: 1rem; }
.pillars p { margin: 0; color: var(--ink-2); font-size: .93rem; }

.cta-band { background: var(--ink); color: #fff; padding: 64px 0; text-align: center; }
.cta-band p { color: #c9cfdc; }

.site-footer { padding: 28px 0; font-size: .85rem; color: var(--muted); }
.footer-inner { display: flex; justify-content: space-between; align-items: center; gap: 16px; }

/* Detail */
.detail { padding: 32px 0 72px; }
.back { display: inline-block; margin-bottom: 20px; color: var(--muted); text-decoration: none; font-size: .9rem; }
.back:hover { color: var(--ink); }
.detail-grid { display: grid; grid-template-columns: minmax(0, 1fr) 380px; gap: 40px; align-items: start; }
#job h1 { font-size: clamp(1.6rem, 3.5vw, 2.3rem); margin-top: 14px; }
#job h2 { font-size: 1.15rem; margin-top: 32px; padding-top: 24px; border-top: 1px solid var(--line); }
.facts { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 12px; margin: 20px 0; padding: 0; }
.facts div { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 12px 14px; }
.facts dt { font-size: .74rem; color: var(--muted); font-weight: 600; }
.facts dd { margin: 0; font-weight: 600; font-size: .95rem; }
.rich { color: var(--ink-2); }
.rich ul { padding-left: 1.2em; }
.mobile-apply { display: none; margin-top: 24px; }

.apply-card { position: sticky; top: 84px; background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 24px; box-shadow: var(--shadow); }
.apply-card h2 { font-size: 1.2rem; }
.muted { color: var(--muted); font-size: .88rem; }
#apply-form { display: flex; flex-direction: column; gap: 14px; margin-top: 12px; }
#apply-form label { display: flex; flex-direction: column; gap: 4px; font-size: .82rem; font-weight: 600; color: var(--ink-2); }
#apply-form label > span { display: inline; }
.row2 { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.req { color: var(--accent); font-weight: 700; margin-left: 2px; display: inline; }
#apply-form label:has(.req) { display: block; }
#apply-form label:has(.req) input { margin-top: 4px; }
.help { color: var(--muted); font-weight: 400; display: block; }
.err { color: var(--bad); font-weight: 500; font-size: .8rem; display: block; min-height: 0; }
.err:empty { display: none; }
input[aria-invalid="true"], textarea[aria-invalid="true"] { border-color: var(--bad); }
#apply-form label.check { flex-direction: row; align-items: flex-start; gap: 10px; font-weight: 500; }
#apply-form label.check input { width: 18px; height: 18px; margin-top: 3px; flex: none; accent-color: var(--accent); }
.form-msg { margin: 0; font-size: .9rem; }
.form-msg.ok { color: var(--ok); font-weight: 600; background: rgba(31, 122, 77, .08); padding: 12px; border-radius: 10px; }
.form-msg.bad { color: var(--bad); }
.is-sent input, .is-sent textarea { opacity: .6; }

.nav a[aria-current="page"] { color: var(--ink); font-weight: 600; box-shadow: inset 0 -2px 0 var(--accent); }

/* Inner pages */
.page-hero { padding: 72px 0 40px; background: radial-gradient(700px 300px at 90% 0%, rgba(228, 87, 46, .09), transparent 70%); }
.page-hero h1 { font-size: clamp(1.8rem, 4vw, 2.7rem); max-width: 24ch; text-wrap: balance; }
.section { padding: 48px 0 64px; }
.section.alt { background: var(--card); border-block: 1px solid var(--line); }
.section h2 { font-size: 1.6rem; }
.cards3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 24px; }
.card h3 { font-size: 1.05rem; margin-top: 8px; }
.card p { margin: 0; color: var(--ink-2); font-size: .93rem; }
.card .num { font-size: .78rem; font-weight: 700; color: var(--accent-ink); letter-spacing: .08em; }
.steps { list-style: none; padding: 0; margin: 24px 0 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; counter-reset: step; }
.steps li { counter-increment: step; padding: 20px; border-radius: var(--radius); background: var(--bg); position: relative; }
.steps li::before { content: counter(step); display: inline-grid; place-items: center; width: 28px; height: 28px; border-radius: 50%; background: var(--ink); color: #fff; font-weight: 700; font-size: .85rem; margin-bottom: 10px; }
.steps h3 { font-size: 1rem; }
.steps p { margin: 0; color: var(--ink-2); font-size: .9rem; }
.cta-row { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }
.btn-outline-light { background: transparent; color: #fff; border-color: rgba(255, 255, 255, .5); }
.btn-outline-light:hover { background: rgba(255, 255, 255, .1); }

.company-grid { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); gap: 16px; }
.company-card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 22px; }
.company-card h3 { font-size: 1.1rem; margin: 12px 0 2px; }
.role-links { list-style: none; padding: 0; margin: 12px 0 0; border-top: 1px dashed var(--line); }
.role-links a { display: flex; flex-direction: column; padding: 10px 0; text-decoration: none; border-bottom: 1px solid var(--soft); }
.role-links a:hover span { color: var(--accent-ink); }
.role-links span { font-weight: 600; font-size: .95rem; }
.role-links small { color: var(--muted); font-size: .8rem; }
.employer-grid { display: grid; grid-template-columns: minmax(0, 1fr) 420px; gap: 40px; align-items: start; }
.apply-card.static { position: static; }
.apply-card h3 { font-size: 1.1rem; }
#emp-form { display: flex; flex-direction: column; gap: 14px; margin-top: 12px; }
#emp-form label { display: block; font-size: .82rem; font-weight: 600; color: var(--ink-2); }
#emp-form label input, #emp-form label textarea { margin-top: 4px; }

/* Prose */
.prose { max-width: 760px; padding: 40px 0 72px; }
.prose h2 { font-size: 1.1rem; margin-top: 28px; }

@media (max-width: 900px) {
  .hero-grid, .alert-box { grid-template-columns: 1fr; }
  .detail-grid { grid-template-columns: 1fr; }
  .apply-card { position: static; }
  .mobile-apply { display: inline-flex; }
  .pillars { grid-template-columns: 1fr; }
  .cards3 { grid-template-columns: 1fr 1fr; }
  .steps { grid-template-columns: 1fr 1fr; }
  .employer-grid { grid-template-columns: 1fr; }
}
@media (max-width: 720px) {
  .header-inner { flex-wrap: wrap; height: auto; padding: 10px 0; row-gap: 6px; }
  .lang-switch { margin-left: auto; }
  .nav { order: 3; width: 100%; margin-left: 0; gap: 18px; overflow-x: auto; padding-bottom: 4px; }
  .nav a { white-space: nowrap; }
}
@media (max-width: 560px) {
  .cards3, .steps { grid-template-columns: 1fr; }
  .goal-row { flex-direction: column; }
  .job-list { grid-template-columns: 1fr; }
  .hero { padding: 56px 0 40px; }
  .stats { gap: 24px; }
  .row2 { grid-template-columns: 1fr; }
}

/* Company pages */
.company-head { display: flex; gap: 20px; align-items: flex-start; }
.company-logo { width: 72px; height: 72px; object-fit: contain; border-radius: 14px; background: #fff; border: 1px solid var(--line); padding: 8px; flex: none; }
.company-head h1 { margin-top: 10px; }
.company-link { color: var(--ink); text-decoration: underline; text-decoration-color: var(--accent); text-underline-offset: 3px; }
.company-box { margin-top: 32px; padding: 20px; border-radius: var(--radius); background: var(--card); border: 1px solid var(--line); }
.company-box h3 { margin: 4px 0 6px; font-size: 1.1rem; }
.company-box p { margin: 0 0 10px; color: var(--ink-2); }
.company-box a { color: var(--accent-ink); font-weight: 600; text-decoration: none; }
.company-card .card-link { display: block; text-decoration: none; }
.company-card .card-link:hover h3 { color: var(--accent-ink); }
.company-card .tagline { color: var(--ink-2); font-size: .9rem; margin: 0 0 6px; }
.section-title { font-size: 1.15rem; margin: 40px 0 16px; }
.company-grid-break { grid-column: 1 / -1; list-style: none; }