/* ════════════════════════════════════════════════════════════
   YUNAGI — the sub-page component library.
   Loaded after main.css on every page except the home page.

   Same system, 切り抜き: paper is the working surface, ink is the
   statement, and the boundary between them is a cut. Nothing here
   introduces a colour, a radius, or a shadow. Vermilion still means
   exactly one thing — this is live, this changed, this is at fault.
   ════════════════════════════════════════════════════════════ */

/* ── The mast: where you are, and which leaf of the book ──── */
.page-mast {
  border-bottom: var(--kei-row);
  background: var(--paper);
}
.mast-in {
  display: flex; align-items: baseline; justify-content: space-between;
  gap: 20px; padding-top: 14px; padding-bottom: 14px;
}
.crumb { display: flex; align-items: baseline; gap: 10px; margin: 0; color: var(--ink-faint); }
.crumb a { border-bottom: 1px solid transparent; }
.crumb a:hover { color: var(--hanko); border-bottom-color: var(--hanko); }
.crumb b { color: var(--ink); font-weight: 500; }
.crumb-sep { color: var(--line-strong); }
.mast-serial { margin: 0; color: var(--ink-faint); letter-spacing: .18em; }
.mast-serial .jp { color: var(--ink); font-size: 13px; letter-spacing: .3em; margin-right: 8px; }

/* the current page keeps its rule lit */
.main-nav a[aria-current="page"] { color: var(--ink); }
.main-nav a[aria-current="page"]::after { width: 100%; }

/* main.css defines .on-ink before .section, and both set background-color at
   the same specificity — so a <section class="section on-ink"> was being
   painted back to paper. Sub-pages are the only place the two classes meet. */
.section.on-ink { background-color: var(--ink); border-bottom: 0; }
.section.on-ink .sec-lede { color: var(--on-ink-soft); }

/* ── Page hero ─────────────────────────────────────────────── */
.page-hero { padding: 74px 0 0; border-bottom: 0; background-color: var(--paper); }
.ph-in { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr); gap: 64px; align-items: end; }
.ph-h {
  font-size: clamp(40px, 5.4vw, 68px);
  line-height: 1.06; letter-spacing: .002em;
  margin: 0 0 22px; max-width: 15ch;
}
.ph-lede { font-size: 16.5px; line-height: 1.78; color: #3d3a33; max-width: 54ch; margin: 0 0 30px; }
.ph-cta { display: flex; gap: 14px; flex-wrap: wrap; }
.ph-aside { position: relative; }

/* the key facts a buyer scans before reading a word */
.spec-strip {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  border-top: var(--kei-block);
  margin-top: 64px;
}
.spec-strip > div { padding: 22px 22px 24px; border-left: var(--kei-row); }
.spec-strip > div:first-child { border-left: 0; padding-left: 0; }
.spec-k { display: block; margin: 0 0 8px; color: var(--ink-faint); font-size: 9px; }
.spec-v {
  display: block; margin: 0;
  font-family: var(--serif); font-size: 30px; line-height: 1;
  font-variant-numeric: tabular-nums lining-nums;
}
.spec-v small { font-size: 15px; color: var(--hanko); margin-left: 2px; font-family: var(--serif); }
.spec-n { display: block; margin: 8px 0 0; color: var(--ink-soft); font-size: 9px; text-transform: none; letter-spacing: .04em; }

/* the rail the rate board reprices — the same object as the home page's
   service list, pulled out to sit directly under the board */
.board-rail-band { border-bottom: var(--kei-row); background: var(--paper); padding: 0 0 34px; }
.rail-k { margin: 0 0 14px; color: var(--ink-faint); }
.rail-k [data-site-jp] { font-family: var(--jp); color: var(--ink); letter-spacing: .18em; }
.rail-k [data-site-label] { color: var(--ink); }
.board-rail { margin: 0; max-width: 860px; }
.board-rail .row-spec { color: #33302a; }

/* ── Prose, at a reading measure ───────────────────────────── */
.prose { max-width: 68ch; }
.prose p { color: #33302a; font-size: 15.5px; line-height: 1.8; margin: 0 0 18px; }
.prose p:last-child { margin-bottom: 0; }
.prose strong { font-weight: 500; color: var(--ink); }
.prose a { border-bottom: 1px solid var(--line-strong); }
.prose a:hover { border-color: var(--hanko); color: var(--hanko); }
.on-ink .prose p { color: var(--on-ink-soft); }
.on-ink .prose strong { color: var(--on-ink); }

.lead-in { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 64px; align-items: start; }
.lead-in.narrow { grid-template-columns: minmax(0, 1.25fr) minmax(0, .75fr); }

/* ── 表 — the data table. The workhorse of every product page. ── */
.tbl-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; }
.tbl {
  width: 100%; min-width: 620px;
  border-collapse: collapse;
  font-size: 13.5px;
  font-variant-numeric: tabular-nums lining-nums;
}
.tbl caption {
  caption-side: top; text-align: left;
  font-family: var(--mono); font-size: 10px; letter-spacing: .14em; text-transform: uppercase;
  color: var(--ink-soft);
  padding: 0 0 12px;
}
.tbl thead th {
  font-family: var(--mono); font-size: 9.5px; letter-spacing: .12em; text-transform: uppercase;
  font-weight: 400; color: var(--ink-soft);
  text-align: left; vertical-align: bottom;
  padding: 0 16px 11px 0;
  border-bottom: var(--kei-block);
}
.tbl tbody th {
  font-weight: 400; text-align: left; color: var(--ink);
  padding: 13px 16px 13px 0;
  border-bottom: var(--kei-row);
  vertical-align: top;
}
.tbl td {
  padding: 13px 16px 13px 0;
  border-bottom: var(--kei-row);
  color: #33302a;
  vertical-align: top;
}
.tbl tbody tr:hover th, .tbl tbody tr:hover td { background: var(--paper-deep); }
.tbl th:last-child, .tbl td:last-child { padding-right: 0; }
.tbl .num { font-family: var(--mono); font-size: 12.5px; white-space: nowrap; color: var(--ink); }
.tbl .unit { color: var(--ink-faint); }
.tbl tfoot td { border-bottom: 0; padding-top: 14px; color: var(--ink-faint); font-size: 11px; }

/* the column that is us — marked, never shouted */
.tbl .self { background: var(--paper-deep); }
.tbl thead th.self { border-bottom-color: var(--hanko); color: var(--ink); }
.tbl tbody tr:hover th.self, .tbl tbody tr:hover td.self { background: #e5dfcf; }

/* included / not included, drawn rather than ticked */
.mark { display: inline-block; width: 7px; height: 7px; vertical-align: 1px; }
.mark-y { background: var(--ink); }
.mark-n { background: transparent; border: 1px solid var(--line-strong); }
.mark-l { background: var(--hanko); }             /* live, metered, or chargeable */
.tbl .na { color: var(--ink-faint); }

/* a long matrix keeps its head while you read down it */
.tbl-wide { min-width: 880px; }
.tbl-sticky { border-collapse: separate; border-spacing: 0; }
.tbl-sticky thead th {
  position: sticky; top: 77px; z-index: 5;
  background: var(--paper);
  border-bottom: var(--kei-block);
}
.has-subnav .tbl-sticky thead th { top: 122px; }
.tbl-sticky tbody th, .tbl-sticky td { border-bottom: var(--kei-row); }

/* the chosen harbour's column, and its row */
.tbl col.sel { background: var(--paper-deep); }
.tbl tr[data-site-row].sel th, .tbl tr[data-site-row].sel td { background: var(--paper-deep); }
.tbl tr[data-site-row].sel th { color: var(--hanko); }

/* .tbl-wrap gives no affordance of its own, and shadows are banned */
.tbl-scroll-hint { display: none; }

/* 90 bars squashed into a table cell are a smear; two pixels a day is legible */
.tbl td .up90 { min-width: 178px; margin-top: 0; }
.tbl td .up90 svg { height: 12px; }
.tbl td .up90-cap { display: none; }

.tbl-note {
  margin: 14px 0 0; color: var(--ink-faint);
  font-size: 9px; line-height: 1.8; text-transform: none; letter-spacing: .05em;
}
.tbl-note b { color: var(--ink-soft); font-weight: 500; }

/* on an ink ground */
.on-ink .tbl thead th { color: var(--on-ink-faint); border-bottom-color: var(--on-ink-soft); }
.on-ink .tbl tbody th { color: var(--on-ink); border-bottom-color: var(--on-ink-line); }
.on-ink .tbl td { color: var(--on-ink-soft); border-bottom-color: var(--on-ink-line); }
.on-ink .tbl tbody tr:hover th, .on-ink .tbl tbody tr:hover td { background: var(--ink-2); }
.on-ink .tbl .num { color: var(--on-ink); }
.on-ink .tbl caption, .on-ink .tbl-note { color: var(--on-ink-faint); }
.on-ink .mark-y { background: var(--on-ink); }
.on-ink .mark-n { border-color: var(--on-ink-line); }

/* every anchor on this site lands under a 76px sticky masthead unless
   it is told not to */
[id] { scroll-margin-top: 96px; }
.has-subnav [id] { scroll-margin-top: 140px; }

/* 仕様 — the definition grid: what a thing actually is */
.spec-grid { margin: 0; border-top: var(--kei-block); }
.spec-grid > div {
  display: grid; grid-template-columns: 190px minmax(0, 1fr);
  gap: 26px; padding: 17px 0; border-bottom: var(--kei-row);
}
.spec-grid dt {
  font-family: var(--mono); font-size: 9.5px; letter-spacing: .12em; text-transform: uppercase;
  color: var(--ink-faint); padding-top: 3px;
}
.spec-grid dd { margin: 0; font-size: 14px; line-height: 1.7; color: #33302a; }
.spec-grid dd b { font-weight: 500; color: var(--ink); }
.spec-grid dd .mono { color: var(--ink-soft); }
.on-ink .spec-grid { border-top-color: var(--on-ink-soft); }
.on-ink .spec-grid > div { border-bottom-color: var(--on-ink-line); }
.on-ink .spec-grid dt { color: var(--on-ink-faint); }
.on-ink .spec-grid dd { color: var(--on-ink-soft); }
.on-ink .spec-grid dd b { color: var(--on-ink); }

/* a tag, once — main.css already carries .n-tag and .case-no; this is the third
   and last shape a label may take */
.tag {
  display: inline-block;
  border: 1px solid var(--line-strong);
  padding: 3px 8px; font-size: 9px; letter-spacing: .12em;
  color: var(--ink-soft); white-space: nowrap;
}
.tag-live { border-color: var(--hanko); color: var(--hanko); }

/* ── 例 — the example block ────────────────────────────────── */
.ex { border: 1px solid var(--line); background: var(--paper); }
.ex-head {
  display: flex; align-items: center; justify-content: space-between; gap: 14px;
  border-bottom: 1px solid var(--line);
  padding: 10px 16px;
  font-family: var(--mono); font-size: 9.5px; letter-spacing: .12em; text-transform: uppercase;
  color: var(--ink-soft);
}
.ex-head .jp { font-family: var(--jp); letter-spacing: .24em; color: var(--ink); font-size: 11px; }
.ex-tabs { display: flex; gap: 0; }
.ex-tab {
  border: 0; border-left: 1px solid var(--line);
  background: transparent; cursor: pointer;
  font: inherit; color: var(--ink-faint);
  padding: 4px 12px;
}
.ex-tab:first-child { border-left: 0; }
.ex-tab[aria-selected="true"] { color: var(--ink); }
.ex-tab[aria-selected="true"]::after {
  content: ""; display: block; height: 2px; background: var(--hanko); margin-top: 4px;
}
.ex-tab:focus-visible { outline: 1px solid var(--hanko); outline-offset: 2px; }
.ex pre {
  margin: 0; padding: 20px;
  overflow-x: auto;
  font-family: var(--mono); font-size: 12.5px; line-height: 1.8;
  color: #2c2922; text-transform: none; letter-spacing: 0;
}
/* a listing that needs its lines counted */
.ex-num pre { counter-reset: ln; padding-left: 0; }
.ex-num pre b {
  display: block; font-weight: 400; padding: 0 20px 0 58px; position: relative;
}
.ex-num pre b::before {
  counter-increment: ln; content: counter(ln);
  position: absolute; left: 0; width: 42px; text-align: right;
  color: var(--ink-faint); font-size: 10.5px;
}
.on-ink .ex-num pre b::before { color: var(--on-ink-faint); }

.ex-foot {
  border-top: 1px solid var(--line); padding: 10px 16px;
  font-family: var(--mono); font-size: 9px; letter-spacing: .06em;
  text-transform: none; color: var(--ink-faint);
}
.on-ink .ex { border-color: var(--on-ink-line); background: var(--ink-2); }
.on-ink .ex-head, .on-ink .ex-foot { border-color: var(--on-ink-line); color: var(--on-ink-faint); }
.on-ink .ex-head .jp { color: var(--on-ink); }
.on-ink .ex-tab { border-left-color: var(--on-ink-line); color: var(--on-ink-faint); }
.on-ink .ex-tab[aria-selected="true"] { color: var(--on-ink); }
.on-ink .ex pre { color: var(--on-ink); }
[hidden] { display: none !important; }

/* ── 順 — a numbered process ───────────────────────────────── */
.steps { list-style: none; margin: 0; padding: 0; counter-reset: step; border-top: var(--kei-block); }
.steps > li {
  counter-increment: step;
  display: grid; grid-template-columns: 62px 1fr 130px; gap: 24px;
  padding: 24px 0; border-bottom: var(--kei-row);
  align-items: baseline;
}
.steps > li::before {
  content: counter(step, decimal-leading-zero);
  font-family: var(--mono); font-size: 10px; letter-spacing: .14em;
  color: var(--hanko);
  border: 1px solid var(--line-strong);
  padding: 4px 0; text-align: center;
}
.step-b h3 { font-size: 19px; margin: 0 0 7px; }
.step-b p { margin: 0; font-size: 14px; color: #3d3a33; line-height: 1.7; }
/* the process on an ink ground, and a bar for a phase that has a duration */
.on-ink .steps { border-top-color: var(--on-ink-soft); }
.on-ink .steps > li { border-bottom-color: var(--on-ink-line); }
.on-ink .steps > li::before { border-color: var(--on-ink-line); }
.on-ink .step-b h3 { color: var(--on-ink); }
.on-ink .step-b p { color: var(--on-ink-soft); }
.on-ink .step-t { color: var(--on-ink-faint); }
.step-bar { display: block; height: 2px; background: var(--line); margin-top: 11px; }
.step-bar i {
  display: block; height: 2px; background: var(--ink);
  width: var(--fill, 0%); transition: width .7s cubic-bezier(.2,.7,.2,1);
}
.on-ink .step-bar { background: var(--on-ink-line); }
.on-ink .step-bar i { background: var(--on-ink); }

.step-t { font-family: var(--mono); font-size: 10px; letter-spacing: .1em; text-transform: uppercase; color: var(--ink-soft); text-align: right; }

/* ── 問 — questions, answered ──────────────────────────────── */
.faq { border-top: var(--kei-block); }
.faq details { border-bottom: var(--kei-row); }
.faq summary {
  list-style: none; cursor: pointer;
  padding: 20px 40px 20px 0; position: relative;
  font-family: var(--serif); font-size: 19px; line-height: 1.4;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary:focus-visible { outline: 1px solid var(--hanko); outline-offset: -2px; }
/* the marker is two hairlines: a plus that becomes a minus */
.faq summary::after,
.faq summary::before {
  content: ""; position: absolute; right: 4px; top: 50%;
  background: var(--ink); transition: opacity .2s ease, transform .2s ease;
}
.faq summary::before { width: 13px; height: 1px; margin-top: -.5px; }
.faq summary::after  { width: 1px; height: 13px; margin-top: -6.5px; right: 10px; }
.faq details[open] summary::after { opacity: 0; }
.faq details[open] summary { color: var(--hanko); }
.faq-a { padding: 0 40px 24px 0; max-width: 74ch; }
.faq-a p { margin: 0 0 14px; font-size: 14.5px; line-height: 1.8; color: #33302a; }
.faq-a p:last-child { margin: 0; }

/* ── 註 — a note pulled out of the flow ────────────────────── */
.callout {
  border-left: 3px solid var(--hanko);
  padding: 4px 0 4px 22px;
  margin: 30px 0;
  max-width: 66ch;
}
.callout p { margin: 0 0 10px; font-size: 14.5px; line-height: 1.75; color: #33302a; }
.callout p:last-child { margin: 0; }
.callout .mono { display: block; margin-bottom: 8px; color: var(--ink-faint); font-size: 9px; }
.on-ink .callout p { color: var(--on-ink-soft); }

/* Every component below can appear on either ground. A colour written for
   paper only is unreadable on ink, and the ink rules must come after the
   paper ones — this block is the single place that pairing is kept. */
.on-ink .grid-2 p, .on-ink .grid-3 p { color: var(--on-ink-soft); }
.on-ink .grid-2 h3, .on-ink .grid-3 h3 { color: var(--on-ink); }
.on-ink .cell-k { color: var(--on-ink-faint); }
.on-ink .cell-k .jp { color: var(--on-ink); }
.on-ink .ph-lede, .on-ink .sec-lede { color: var(--on-ink-soft); }
.on-ink .faq-a p { color: var(--on-ink-soft); }
.on-ink .faq summary { color: var(--on-ink); }
.on-ink .faq, .on-ink .faq details { border-color: var(--on-ink-line); }
.on-ink .faq summary::before, .on-ink .faq summary::after { background: var(--on-ink); }
.on-ink .tbl-scroll-hint, .on-ink .board-rail .row-spec { color: var(--on-ink-faint); }
.on-ink a { color: inherit; }

/* ── Card grids used across the product pages ─────────────── */
.grid-2, .grid-3 { display: grid; border-top: var(--kei-block); border-bottom: var(--kei-block); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-2 > *, .grid-3 > * { min-width: 0; padding: 34px 32px; border-left: var(--kei-row); }
.grid-2 > :first-child, .grid-3 > :first-child { border-left: 0; }
.cell-k { margin: 0 0 16px; color: var(--ink-faint); display: flex; justify-content: space-between; gap: 12px; }
.cell-k .jp { color: var(--ink); font-size: 15px; letter-spacing: .2em; }
.grid-2 h3, .grid-3 h3 { font-size: 22px; margin: 0 0 10px; }
.grid-2 p, .grid-3 p { margin: 0; font-size: 14px; line-height: 1.72; color: #3d3a33; }

/* ── 印 — filter chips (the notice archive) ────────────────── */
.chips { display: flex; flex-wrap: wrap; gap: 0; border: 1px solid var(--ink); margin-bottom: 34px; }
.chip {
  border: 0; border-left: 1px solid var(--line);
  background: transparent; cursor: pointer;
  font-family: var(--mono); font-size: 10px; letter-spacing: .12em; text-transform: uppercase;
  color: var(--ink-soft); padding: 11px 16px;
  transition: background-color .2s ease, color .2s ease;
}
.chip:first-child { border-left: 0; }
.chip:hover { background: var(--paper-deep); }
.chip:focus-visible { outline: 1px solid var(--hanko); outline-offset: -3px; }
.chip[aria-pressed="true"] { background: var(--ink); color: var(--paper); }
.chip .n { color: var(--ink-faint); margin-left: 8px; }
.chip[aria-pressed="true"] .n { color: var(--on-ink-faint); }

/* ── 柱 — a sticky sub-navigation for a long document ──────── */
.subnav {
  position: sticky; top: 77px; z-index: 40;
  background: var(--paper);
  border-bottom: var(--kei-block);
}
.subnav-in { display: flex; gap: 0; overflow-x: auto; }
.subnav a {
  flex: none;
  font-family: var(--mono); font-size: 10px; letter-spacing: .12em; text-transform: uppercase;
  color: var(--ink-soft); padding: 14px 20px 13px;
  border-bottom: 2px solid transparent;
  white-space: nowrap;
}
.subnav a:first-child { padding-left: 0; }
.subnav a:hover { color: var(--ink); }
.subnav a[aria-current="true"] { color: var(--ink); border-bottom-color: var(--hanko); }

/* ── 門 — the auth pages: graphic on the left, form on the right ── */
.auth { display: grid; grid-template-columns: minmax(0, 46%) minmax(0, 1fr); min-height: 100vh; }
.auth-art {
  position: relative;
  background-color: var(--ink);
  color: var(--on-ink);
  overflow: hidden;
  background-image: radial-gradient(circle at 50% 50%, var(--punch-ink) var(--dot), transparent calc(var(--dot) + .5px));
  background-size: var(--pitch) var(--pitch);
}
/* the veiled study behind the panel */
.auth-art::before {
  content: ""; position: absolute; inset: 0; z-index: 0; pointer-events: none;
  background-image:
    linear-gradient(rgba(28, 26, 22, .84), rgba(28, 26, 22, .93)),
    var(--art);
  background-size: cover, cover;
  background-position: center, center;
  background-repeat: no-repeat, no-repeat;
}
/* the same blade, stood on end, cutting the panel's right edge */
.cut-v {
  position: absolute; top: 0; bottom: 0; right: 0; width: 26px;
  z-index: 3; pointer-events: none;
  background: var(--paper);
}
.cut-v svg { display: block; width: 26px; height: 100%; }
.auth-art-in {
  position: relative; z-index: 2;
  height: 100%;
  display: flex; flex-direction: column; justify-content: space-between;
  padding: 46px 62px 46px 54px;
}
.auth-art .cut-kanji { opacity: .075; }

.auth-form { display: flex; align-items: center; justify-content: center; padding: 56px 6vw; background: var(--paper); }
.auth-box { width: 100%; max-width: 400px; }
.auth-box h1 { font-size: clamp(32px, 3.4vw, 42px); line-height: 1.1; margin: 0 0 12px; }
.auth-sub { color: #3d3a33; font-size: 14.5px; line-height: 1.7; margin: 0 0 34px; }
.auth-sub a { border-bottom: 1px solid var(--line-strong); }
.auth-sub a:hover { color: var(--hanko); border-color: var(--hanko); }

.field { margin: 0 0 20px; }
.field > label {
  display: flex; justify-content: space-between; align-items: baseline; gap: 12px;
  font-family: var(--mono); font-size: 9.5px; letter-spacing: .14em; text-transform: uppercase;
  color: var(--ink-soft); margin: 0 0 8px;
}
.field > label a { color: var(--ink-faint); border-bottom: 1px solid transparent; }
.field > label a:hover { color: var(--hanko); border-bottom-color: var(--hanko); }
.field input[type="text"], .field input[type="email"], .field input[type="password"], .field select {
  width: 100%;
  border: 1px solid var(--line-strong);
  background: var(--paper);
  color: var(--ink);
  font: 400 15px/1.3 var(--sans);
  padding: 13px 14px;
  -webkit-appearance: none; appearance: none;
}
.field input::placeholder { color: var(--ink-faint); }
.field input:focus, .field select:focus {
  outline: 1px solid var(--hanko); outline-offset: 2px;
  border-color: var(--ink);
}
.field input[aria-invalid="true"] { border-color: var(--hanko); }
.pw { position: relative; }
.pw input { padding-right: 60px; }
.pw-toggle {
  position: absolute; right: 0; top: 0; bottom: 0;
  border: 0; border-left: 1px solid var(--line); background: transparent;
  cursor: pointer; padding: 0 13px;
  font-family: var(--mono); font-size: 9px; letter-spacing: .1em; text-transform: uppercase;
  color: var(--ink-soft);
}
.pw-toggle:hover { color: var(--hanko); }
.pw-toggle:focus-visible { outline: 1px solid var(--hanko); outline-offset: -2px; }

/* strength, drawn as four hairlines. Vermilion is the fault state. */
.pw-meter { display: flex; gap: 5px; margin: 9px 0 0; }
.pw-meter i { flex: 1; height: 2px; background: var(--line); }
.pw-meter[data-score="1"] i:nth-child(-n+1),
.pw-meter[data-score="2"] i:nth-child(-n+2) { background: var(--hanko); }
.pw-meter[data-score="3"] i:nth-child(-n+3),
.pw-meter[data-score="4"] i { background: var(--ink); }
.pw-note { margin: 7px 0 0; font-size: 9px; color: var(--ink-faint); text-transform: none; letter-spacing: .05em; }

.check { display: flex; align-items: flex-start; gap: 11px; margin: 0 0 22px; }
.check input { flex: none; width: 15px; height: 15px; margin: 2px 0 0; accent-color: var(--hanko); }
.check label { font-size: 12.5px; line-height: 1.6; color: var(--ink-soft); }
.check a { border-bottom: 1px solid var(--line-strong); }
.check a:hover { color: var(--hanko); border-color: var(--hanko); }

.auth-submit { width: 100%; text-align: center; }
.auth-msg {
  margin: 16px 0 0; min-height: 17px;
  font-family: var(--mono); font-size: 10px; letter-spacing: .06em; text-transform: none;
  color: var(--hanko);
}
.auth-alt {
  margin: 30px 0 0; padding-top: 22px; border-top: var(--kei-row);
  font-size: 12.5px; color: var(--ink-soft); line-height: 1.7;
}
.auth-alt a { border-bottom: 1px solid var(--line-strong); }
.auth-alt a:hover { color: var(--hanko); border-color: var(--hanko); }
.auth-foot {
  margin: 26px 0 0; color: var(--ink-faint);
  font-size: 9px; letter-spacing: .08em;
  display: flex; justify-content: space-between; gap: 14px; flex-wrap: wrap;
}
.auth-foot a:hover { color: var(--hanko); }

/* the panel's own quiet furniture */
.art-mark { display: flex; align-items: center; gap: 13px; position: relative; z-index: 2; }
.art-mark .brand-name { font-size: 20px; color: var(--paper); }
.art-mark .brand-sub { color: var(--on-ink-faint); }
.art-say { position: relative; z-index: 2; max-width: 30ch; }
.art-say p { font-family: var(--serif); font-size: clamp(22px, 2.2vw, 30px); line-height: 1.3; margin: 0 0 16px; color: var(--paper); }
.art-say .mono { color: var(--on-ink-faint); font-size: 9px; letter-spacing: .12em; }
.art-meta { position: relative; z-index: 2; display: flex; gap: 26px; flex-wrap: wrap; color: var(--on-ink-faint); font-size: 9px; letter-spacing: .1em; }
.art-meta b { display: block; color: var(--on-ink); font-family: var(--serif); font-size: 21px; letter-spacing: 0; margin-bottom: 3px; font-weight: 400; }

/* ── Responsive ────────────────────────────────────────────── */
@media (max-width: 1020px) {
  .ph-in { grid-template-columns: 1fr; gap: 44px; }
  .lead-in, .lead-in.narrow { grid-template-columns: 1fr; gap: 40px; }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 > :nth-child(3) { border-left: 0; border-top: var(--kei-row); }
  .grid-3 > :nth-child(n+3) { border-top: var(--kei-row); }
  .auth { grid-template-columns: 1fr; min-height: 0; }
  .auth-art { min-height: 300px; }
  .cut-v { display: none; }
  .auth-art-in { padding: 34px 32px 40px; }
  .auth-form { padding: 52px 32px 64px; }
}

@media (max-width: 760px) {
  .page-hero { padding-top: 48px; }
  .spec-strip { grid-template-columns: repeat(2, 1fr); margin-top: 44px; }
  .spec-strip > div { border-left: 0; border-top: var(--kei-row); padding: 18px 0 20px; }
  .spec-strip > div:nth-child(even) { padding-left: 18px; border-left: var(--kei-row); }
  .grid-2, .grid-3 { grid-template-columns: 1fr; }
  .grid-2 > *, .grid-3 > * { border-left: 0; border-top: var(--kei-row); padding: 28px 0; }
  .grid-2 > :first-child, .grid-3 > :first-child { border-top: 0; }
  .steps > li { grid-template-columns: 48px 1fr; gap: 16px; }
  .step-t { grid-column: 2; text-align: left; margin-top: 8px; }
  .subnav-in { padding-left: 28px; padding-right: 28px; }
  .subnav a:first-child { padding-left: 0; }
  .tbl-scroll-hint {
    display: block; margin: 0 0 10px;
    font-family: var(--mono); font-size: 9px; letter-spacing: .1em;
    text-transform: uppercase; color: var(--ink-faint);
  }
  .spec-grid > div { grid-template-columns: 1fr; gap: 6px; }
  .mast-in { flex-direction: column; align-items: flex-start; gap: 8px; }
  .faq summary { font-size: 17px; }
  .auth-box { max-width: none; }
}