/* =========================================================
   Hatch Lab — legal document pages (petapon)
   Tokens follow docs/brand-guidelines.md / styles.css
   ※ このファイルは手書きです。本文HTMLは tools/build-legal.py が
     docs/petapon/*.md から生成します。
   ========================================================= */

:root {
  --cream: #FBF8F2;
  --paper: #FFFFFF;
  --sand: #F2EDE3;
  --ink: #20262E;
  --ink-soft: #5C6470;
  --ink-faint: #8A9098;
  --coral: #E96B5C;
  --coral-deep: #D2503F;
  --green: #5B8C6A;
  --border: #E7E0D3;

  --display: "Schibsted Grotesk", sans-serif;
  --sans: "Noto Sans JP", "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Yu Gothic",
          Meiryo, "Pretendard", -apple-system, BlinkMacSystemFont, sans-serif;
  --mono: "Spline Sans Mono", ui-monospace, monospace;

  --container: 860px;
  --pad: clamp(20px, 5vw, 48px);
  --radius: 18px;
  --radius-sm: 12px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: 92px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--sans);
  background: var(--cream);
  color: var(--ink);
  line-height: 1.9;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

a { color: inherit; }

.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding-inline: var(--pad);
}

/* grain overlay (landing과 동일) */
.grain {
  position: fixed; inset: 0; z-index: 9999; pointer-events: none;
  opacity: 0.035; mix-blend-mode: multiply;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* =========================================================
   Header
   ========================================================= */
.doc-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(251, 248, 242, 0.92);
  backdrop-filter: saturate(140%) blur(10px);
  border-bottom: 1px solid var(--border);
}
.doc-header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 64px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  text-decoration: none;
}
.brand-word {
  font-family: var(--display);
  font-size: 1rem;
  letter-spacing: -0.01em;
  font-weight: 500;
}
.brand-word b { font-weight: 800; }
.doc-app {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  color: var(--coral-deep);
  text-transform: uppercase;
  white-space: nowrap;
}

/* =========================================================
   Document nav (4 pages)
   ========================================================= */
.doc-nav {
  border-bottom: 1px solid var(--border);
  background: var(--sand);
}
.doc-nav-inner {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  padding-block: 10px;
}
.doc-nav a {
  display: inline-block;
  padding: 5px 12px;
  border-radius: 999px;
  font-size: 0.84rem;
  color: var(--ink-soft);
  text-decoration: none;
  border: 1px solid transparent;
  transition: color 0.18s, background 0.18s, border-color 0.18s;
}
.doc-nav a:hover { color: var(--ink); background: rgba(255, 255, 255, 0.6); }
.doc-nav a[aria-current="page"] {
  background: var(--paper);
  border-color: var(--border);
  color: var(--ink);
  font-weight: 700;
}

/* =========================================================
   Warning banner (placeholder가 남아 있을 때만 생성됨)
   ========================================================= */
.doc-warning {
  margin: 28px auto 0;
  border: 1px solid var(--coral);
  border-left-width: 4px;
  background: #FDF1EF;
  border-radius: var(--radius-sm);
  padding: 16px 20px;
  color: var(--coral-deep);
  font-size: 0.9rem;
  line-height: 1.75;
}
.doc-warning p + p { margin-top: 10px; }
.doc-warning strong { font-weight: 700; }
.doc-warning code {
  font-family: var(--mono);
  font-size: 0.82rem;
  background: rgba(233, 107, 92, 0.12);
  padding: 1px 6px;
  border-radius: 4px;
}
.ph {
  background: rgba(233, 107, 92, 0.16);
  color: var(--coral-deep);
  font-family: var(--mono);
  font-size: 0.88em;
  padding: 1px 5px;
  border-radius: 4px;
  white-space: nowrap;
}

/* =========================================================
   Title block
   ========================================================= */
.doc-head {
  padding-top: clamp(40px, 7vw, 72px);
}
.doc-eyebrow {
  font-family: var(--mono);
  font-size: 0.74rem;
  letter-spacing: 0.16em;
  text-transform: lowercase;
  color: var(--coral-deep);
  margin-bottom: 16px;
}
.doc-title {
  font-size: clamp(1.7rem, 4.4vw, 2.5rem);
  font-weight: 800;
  line-height: 1.3;
  letter-spacing: -0.02em;
}
.doc-dates {
  margin-top: 14px;
  font-family: var(--mono);
  font-size: 0.78rem;
  color: var(--ink-faint);
  display: flex;
  flex-wrap: wrap;
  gap: 4px 18px;
}

/* =========================================================
   Table of contents
   ========================================================= */
.doc-toc {
  margin-top: 32px;
  background: var(--paper);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px 26px;
}
.doc-toc-h {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: lowercase;
  color: var(--ink-faint);
  margin-bottom: 12px;
}
.doc-toc ol {
  list-style: none;
  counter-reset: toc;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 2px 24px;
}
.doc-toc li { counter-increment: toc; }
.doc-toc a {
  display: block;
  padding: 3px 0;
  font-size: 0.9rem;
  color: var(--ink-soft);
  text-decoration: none;
  line-height: 1.6;
}
.doc-toc a::before {
  content: counter(toc) ".";
  font-family: var(--mono);
  font-size: 0.78rem;
  color: var(--coral);
  margin-right: 8px;
}
.doc-toc a:hover { color: var(--coral-deep); }

/* =========================================================
   Body
   ========================================================= */
.doc-body {
  padding-block: clamp(32px, 5vw, 52px) clamp(56px, 8vw, 96px);
}
.doc-body > .doc-lede {
  font-size: 1rem;
  color: var(--ink-soft);
}

.doc-body h2 {
  margin-top: 56px;
  margin-bottom: 18px;
  padding-top: 26px;
  border-top: 1px solid var(--border);
  font-size: clamp(1.15rem, 2.4vw, 1.4rem);
  font-weight: 800;
  line-height: 1.5;
  letter-spacing: -0.01em;
  scroll-margin-top: 92px;
}
.doc-body h2:first-child { margin-top: 0; border-top: 0; padding-top: 0; }

.doc-body h3 {
  margin-top: 34px;
  margin-bottom: 12px;
  font-size: 1rem;
  font-weight: 700;
  color: var(--ink);
  scroll-margin-top: 92px;
}
.doc-body h3::before {
  content: "";
  display: inline-block;
  width: 14px;
  height: 2px;
  background: var(--coral);
  vertical-align: middle;
  margin-right: 9px;
  transform: translateY(-2px);
}

.doc-body p { margin-block: 14px; }
.doc-body p:first-child { margin-top: 0; }

.doc-body ul,
.doc-body ol {
  margin-block: 14px;
  padding-left: 1.35em;
}
.doc-body li { margin-block: 7px; padding-left: 2px; }
.doc-body ul li::marker { color: var(--coral); }
.doc-body ol li::marker { color: var(--coral-deep); font-family: var(--mono); font-size: 0.9em; }

.doc-body a { color: var(--coral-deep); text-decoration: underline; text-underline-offset: 3px; }
.doc-body a:hover { color: var(--coral); }

.doc-body blockquote {
  margin-block: 18px;
  padding: 14px 20px;
  border-left: 3px solid var(--coral);
  background: var(--sand);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  color: var(--ink-soft);
}

/* tables — 가로 스크롤은 래퍼가 담당 */
.table-wrap {
  margin-block: 20px;
  overflow-x: auto;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--paper);
  -webkit-overflow-scrolling: touch;
}
.doc-body table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.88rem;
  line-height: 1.75;
  min-width: 460px;
}
.doc-body th,
.doc-body td {
  text-align: left;
  vertical-align: top;
  padding: 11px 14px;
  border-bottom: 1px solid var(--border);
}
.doc-body th {
  background: var(--sand);
  font-weight: 700;
  white-space: nowrap;
  font-size: 0.82rem;
  letter-spacing: 0.01em;
}
.doc-body tbody tr:last-child td { border-bottom: 0; }
.doc-body td:first-child { color: var(--ink); font-weight: 500; }
.doc-body td ul { margin-block: 6px 0; }

/* =========================================================
   Footer
   ========================================================= */
.doc-footer {
  background: var(--ink);
  color: var(--cream);
  padding-block: 44px 32px;
}
.doc-footer a { color: var(--cream); }
.doc-footer-note {
  font-size: 0.86rem;
  color: rgba(251, 248, 242, 0.7);
  padding-bottom: 22px;
  margin-bottom: 22px;
  border-bottom: 1px solid rgba(251, 248, 242, 0.16);
}
.doc-footer-biz {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 18px 28px;
  font-size: 0.84rem;
}
.doc-footer-biz dt {
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(251, 248, 242, 0.5);
  margin-bottom: 3px;
}
.doc-footer-biz dd { color: rgba(251, 248, 242, 0.9); line-height: 1.65; }
.doc-footer-bottom {
  margin-top: 30px;
  padding-top: 18px;
  border-top: 1px solid rgba(251, 248, 242, 0.16);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 10px;
  font-size: 0.78rem;
  color: rgba(251, 248, 242, 0.6);
  font-family: var(--mono);
}
.doc-footer-bottom a { text-decoration: none; }
.doc-footer-bottom a:hover { color: var(--coral); }

@media (max-width: 640px) {
  body { font-size: 15px; }
  .doc-body table { font-size: 0.84rem; }
  .doc-toc ol { grid-template-columns: 1fr; }
}

@media print {
  .doc-header, .doc-nav, .doc-toc, .grain { display: none; }
  body { background: #fff; }
  .doc-footer { background: #fff; color: #000; }
  .doc-footer a, .doc-footer-biz dd, .doc-footer-note, .doc-footer-bottom { color: #333; }
}