:root {
  --core: #e9e956;          
  --core-deep: #c8c93e;     
  --ink: #211c1a;           
  --ink-2: #322a26;         
  --bordeaux: #8c2f4a;      
  --bordeaux-deep: #6e2139; 
  --paper: #f5f2ed;         
  --line: #e0dad2;          
  --text: #211c1a;
  --text-sub: #625a52;
  --white: #ffffff;

  --font-display: "Murecho", "Hiragino Kaku Gothic ProN", "Yu Gothic", sans-serif;
  --font-body: "Noto Sans JP", "Hiragino Kaku Gothic ProN", "Yu Gothic", sans-serif;
  --font-mono: "Space Mono", "SFMono-Regular", Consolas, monospace;

  --wrap: 1080px;
  --pad-sec: 88px;
  --header-h: 64px;   
}

* { box-sizing: border-box; }

html { scroll-behavior: auto; scroll-padding-top: var(--header-h); }

[id] { scroll-margin-top: var(--header-h); }

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.8;
  color: var(--text);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }

a { color: var(--bordeaux); }

.wrap { width: 100%; max-width: var(--wrap); margin: 0 auto; padding: 0 24px; }
.wrap.narrow { max-width: 820px; }

.h2 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(21px, 3.4vw, 29px);
  line-height: 1.4;
  margin: 0 0 20px;
  padding-left: 16px;
  position: relative;
}
.h2::before {
  content: "";
  position: absolute;
  left: 0; top: 0.18em; bottom: 0.18em;
  width: 5px; border-radius: 3px;
  background: var(--bordeaux);
}
.lead { font-size: 17px; color: var(--text); margin: 0 0 28px; max-width: 64ch; }
.body { margin: 0 0 16px; }
.note { font-size: 13.5px; line-height: 1.75; color: var(--text-sub); margin: 18px 0 0; }
.strong-lead { font-weight: 700; font-size: 17px; }

.btn {
  display: inline-flex; align-items: center; justify-content: center;
  gap: .4em;
  min-height: 48px;
  padding: 12px 22px;
  border: 2px solid transparent; border-radius: 8px;
  font-family: var(--font-body); font-weight: 700; font-size: 15.5px;
  line-height: 1.35; text-decoration: none; cursor: pointer;
  text-align: center;
  transition: background-color .15s, border-color .15s, transform .05s;
}
.btn-lg { min-height: 54px; padding: 15px 28px; font-size: 16.5px; }

.btn-core { background: var(--core); color: var(--ink); border-color: var(--core-deep); }
.btn-core:hover { background: var(--core-deep); }
.btn-core:active { transform: translateY(1px); }

.btn-ink { background: var(--ink); color: var(--white); border-color: var(--ink); }
.btn-ink:hover { background: #000; }

.textlink {
  display: inline-block; font-weight: 700; color: var(--bordeaux);
  text-decoration: none; border-bottom: 2px solid var(--bordeaux);
  padding: 4px 2px; min-height: 32px;
}
.textlink:hover { color: var(--bordeaux-deep); border-color: var(--bordeaux-deep); }

a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible {
  outline: 3px solid var(--bordeaux);
  outline-offset: 2px;
}
.sec-ink a:focus-visible, .final-cta a:focus-visible, .final-cta button:focus-visible,
.final-cta input:focus-visible, .final-cta textarea:focus-visible {
  outline-color: var(--ink);
}

.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255,255,255,.96);
  border-bottom: 1px solid var(--line);
  backdrop-filter: saturate(1.2) blur(4px);
}
.header-inner { display: flex; align-items: center; gap: 18px; min-height: var(--header-h); }

.header-brand { display: flex; align-items: center; gap: 10px; text-decoration: none; color: var(--ink); }
.header-text { display: flex; flex-direction: column; line-height: 1.25; }
.header-kind { font-size: 10px; color: var(--text-sub); letter-spacing: .04em; }
.header-name { font-size: 14px; font-weight: 700; }

.header-logo { height: 26px; width: auto; }
.site-nav { margin-left: auto; display: flex; gap: 20px; }
.site-nav a { color: var(--text); text-decoration: none; font-size: 14.5px; font-weight: 500; padding: 6px 2px; }
.site-nav a:hover { color: var(--bordeaux); }
.header-cta { margin-left: 4px; min-height: 44px; padding: 9px 18px; font-size: 14.5px; }

.nav-toggle {
  display: none; margin-left: auto;
  width: 44px; height: 44px; padding: 10px;
  background: none; border: 1px solid var(--line); border-radius: 8px; cursor: pointer;
}
.nav-toggle span { display: block; height: 2px; background: var(--ink); margin: 4px 0; border-radius: 2px; }

.sec { padding: var(--pad-sec) 0; }
.sec-tint { background: var(--paper); }
.sec-ink { background: var(--ink); color: #f2ede8; }
.sec-cta { margin-top: 28px; }

.hero { padding: 40px 0 72px; border-top: 4px solid var(--bordeaux); background: var(--white); }

.eyebrow {
  display: inline-block; font-weight: 700; font-size: 12px; letter-spacing: .02em;
  white-space: nowrap;
  color: var(--bordeaux); margin: 8px 0 14px;
}
.hero-h1 {
  font-family: var(--font-display); font-weight: 700;
  font-size: clamp(27px, 5vw, 40px); line-height: 1.34;
  margin: 0 0 18px; letter-spacing: .01em;
}
.hero-h1-2 { color: var(--bordeaux); }
.hero-sub { font-size: 17px; max-width: 62ch; margin: 0 0 34px; color: var(--text); }

.hero-inner { display: grid; grid-template-columns: 1fr 1.15fr; gap: 48px; align-items: center; }
.hero-copy { min-width: 0; }
.hero-body { font-size: 15px; color: var(--text-sub); margin: 0 0 18px; }
.hero-copy .chip-row { margin-top: 4px; }
.hero-visual { min-width: 0; }
.hero-visual .cap { margin-top: 12px; }

.shot { position: relative; border: 1px solid var(--line); border-radius: 8px; overflow: hidden; background: var(--white); }

.shot-badge {
  position: absolute; top: 10px; right: 10px; z-index: 2;
  font-size: 11.5px; font-weight: 700; color: var(--ink);
  background: #ffffff; border: 1px solid var(--ink);
  padding: 3px 9px; border-radius: 4px;
}

.shot .mock-a-1a-hero .period { margin-right: 128px; }
.shot .mock-a-1a-sp .kpi-row { margin-top: 30px; }

.cap { font-size: 13px; line-height: 1.7; color: var(--text-sub); margin: 10px 2px 0; }

.hero-cta { display: flex; flex-wrap: wrap; align-items: center; gap: 18px 24px; margin-top: 34px; }

.pain-list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 14px; }
.pain-list li {
  display: flex; gap: 16px; align-items: baseline;
  background: var(--white); border: 1px solid var(--line); border-radius: 8px;
  padding: 18px 20px; border-left: 5px solid var(--bordeaux);
}
.pain-tag {
  flex: 0 0 auto; min-width: 108px;
  font-family: var(--font-display); font-weight: 700; font-size: 13.5px; color: var(--bordeaux);
}
.pain-body { font-weight: 500; }

.pain-list li.is-primary { border-left-width: 6px; box-shadow: 0 2px 10px rgba(140,47,74,.10); }
.pain-list li.is-primary .pain-tag {
  color: var(--white); background: var(--bordeaux);
  padding: 3px 10px; border-radius: 5px; min-width: 0;
}
.pain-list li.is-primary .pain-body { font-weight: 700; }

.how-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: start; }
.chip-row { list-style: none; display: flex; flex-wrap: wrap; gap: 10px; margin: 22px 0 0; padding: 0; }
.chip-row li {
  font-size: 13.5px; font-weight: 700; color: var(--ink);
  background: var(--white); border: 1.5px solid var(--bordeaux); border-radius: 999px;
  padding: 6px 14px;
}
.how-visual { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; align-items: start; }
.how-shot { margin: 0; text-align: center; }

.how-tag {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--font-display); font-weight: 700; font-size: 13px;
  color: var(--ink); margin-bottom: 12px;
}
.how-num {
  display: inline-flex; align-items: center; justify-content: center;
  width: 22px; height: 22px; border-radius: 50%;
  background: var(--ink); color: var(--white);
  font-family: var(--font-mono); font-size: 12px; line-height: 1; flex: none;
}

.how-figwrap { position: relative; display: inline-block; max-width: 100%; line-height: 0; }
.how-badge {
  position: absolute; top: 10px; right: 10px; z-index: 2;
  font-size: 11.5px; font-weight: 700; line-height: 1.5;
  color: var(--white); background: var(--ink);
  padding: 3px 10px; border-radius: 5px;
  font-family: var(--font-display); white-space: nowrap;
}

.how-shot img { width: 100%; border: 1px solid var(--line); border-radius: 8px; margin: 0 auto; background: var(--white); display: block; }
.how-shot--unit .how-figwrap { max-width: 600px; }

.how-shot--detail .how-figwrap { max-width: 84%; }
.how-shot .cap { text-align: left; }

.sig-grid { display: grid; grid-template-columns: 1.4fr 1fr; gap: 32px; align-items: start; }

.oneline {
  background: var(--white); border: 1px solid var(--line); border-radius: 10px;
  padding: 26px 24px;
}
.ol-source {
  display: inline-block; background: var(--ink); color: var(--white);
  border-radius: 8px; padding: 10px 16px; margin-bottom: 6px;
}
.ol-source-title { font-family: var(--font-display); font-weight: 700; font-size: 15px; }
.ol-source-note { font-size: 11.5px; color: #cbbfb6; }

.ol-branches { list-style: none; margin: 0; padding: 0 0 0 22px; position: relative; }

.ol-branches::before {
  content: ""; position: absolute; left: 6px; top: -6px; bottom: 24px;
  width: 2px; background: var(--bordeaux);
  transform: scaleY(0); transform-origin: top;
  transition: transform .7s ease;
}
.oneline.is-in .ol-branches::before { transform: scaleY(1); }

.ol-branch {
  display: grid;
  grid-template-columns: 26px minmax(120px, 1.1fr) 1.4fr auto;
  align-items: center; gap: 8px 10px;
  padding: 9px 0; position: relative;
  border-bottom: 1px dashed var(--line);
  opacity: 0; transform: translateX(-6px);
  transition: opacity .4s ease, transform .4s ease;
}
.oneline.is-in .ol-branch { opacity: 1; transform: none; }
.oneline.is-in .ol-branch:nth-child(1) { transition-delay: .30s; }
.oneline.is-in .ol-branch:nth-child(2) { transition-delay: .42s; }
.oneline.is-in .ol-branch:nth-child(3) { transition-delay: .54s; }
.oneline.is-in .ol-branch:nth-child(4) { transition-delay: .66s; }
.oneline.is-in .ol-branch:nth-child(5) { transition-delay: .78s; }
.oneline.is-in .ol-branch:nth-child(6) { transition-delay: .90s; }
.oneline.is-in .ol-branch:nth-child(7) { transition-delay: 1.0s; }

.ol-branch::before {
  content: ""; position: absolute; left: -16px; top: 50%;
  width: 14px; height: 2px; background: var(--bordeaux);
}
.ol-branch--more { grid-template-columns: 1fr; border-bottom: none; padding-top: 12px; }
.ol-branch--more::before { display: none; }
.ol-branch--more .ol-name { color: var(--text-sub); font-size: 13.5px; font-weight: 500; }

.ol-clamp { color: var(--bordeaux); display: inline-flex; align-items: center; justify-content: center; }
.ol-name { font-weight: 700; font-size: 14.5px; }
.ol-bar { height: 10px; background: #efe7df; border-radius: 5px; overflow: hidden; }
.ol-fill { display: block; height: 100%; background: var(--bordeaux); border-radius: 5px; }
.ol-branch.is-lead .ol-fill { background: var(--ink); }
.ol-pct { font-family: var(--font-mono); font-weight: 700; font-size: 14px; white-space: nowrap; }

.chip-core {
  font-size: 11.5px; font-weight: 700; color: var(--ink);
  background: var(--core); border: 1px solid var(--core-deep);
  padding: 2px 9px; border-radius: 5px; white-space: nowrap;
}
.oneline.is-in .ol-live { animation: pulse-core .9s ease 1.2s 1; }
@keyframes pulse-core {
  0%,100% { box-shadow: 0 0 0 0 rgba(233,233,86,0); }
  40% { box-shadow: 0 0 0 6px rgba(233,233,86,.5); }
}
.ol-branch.is-lead {
  grid-template-columns: 26px minmax(120px,1.1fr) 1.4fr auto auto;
}
.ol-unit { font-family: var(--font-mono); font-size: 11.5px; color: var(--text-sub); line-height: 1.7; margin: 16px 0 0; }

.sig-shot { margin: 0; }

.check-list { list-style: none; margin: 0 0 24px; padding: 0; display: flex; flex-direction: column; gap: 12px; }
.check-list li { position: relative; padding-left: 34px; font-weight: 500; }
.check-list li::before {
  content: ""; position: absolute; left: 0; top: 2px;
  width: 22px; height: 22px; border-radius: 5px;
  background: var(--bordeaux);
  -webkit-mask: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'><path fill='white' d='M9 16.2l-3.5-3.5L4 14.2 9 19.2 20 8.2l-1.5-1.5z'/></svg>") center/16px no-repeat;
          mask: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'><path fill='white' d='M9 16.2l-3.5-3.5L4 14.2 9 19.2 20 8.2l-1.5-1.5z'/></svg>") center/16px no-repeat;
}

.diff-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.diff-card { border-radius: 10px; padding: 24px 22px; border: 1px solid var(--line); }

.diff-card--old { background: var(--ink); color: #eae4df; border-color: var(--ink); }
.diff-card--new { background: var(--white); border-color: var(--bordeaux); border-top: 4px solid var(--bordeaux); box-shadow: 0 4px 16px rgba(140,47,74,.08); }
.diff-title { font-family: var(--font-display); font-weight: 700; font-size: 17px; margin: 0 0 14px; }
.diff-card--new .diff-title { color: var(--bordeaux); }
.diff-card ul { margin: 0; padding-left: 1.1em; }
.diff-card li { margin: 8px 0; }

.case { border: 1px solid var(--line); border-left: 5px solid var(--bordeaux); border-radius: 8px; padding: 22px 24px; margin-bottom: 18px; background: var(--white); }
.case-title { font-family: var(--font-display); font-weight: 700; font-size: 16.5px; margin: 0 0 10px; }
.case-calc { margin: 6px 0 0; }
.case-formula { font-family: var(--font-mono); font-size: 13px; color: var(--text-sub); }
.case-amount {
  font-family: var(--font-mono); font-weight: 700; font-size: 19px; color: var(--ink);
  border-bottom: 3px solid var(--bordeaux); padding-bottom: 1px;
}

.role-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.role-card { background: var(--white); border: 1px solid var(--line); border-radius: 10px; padding: 24px 22px; }

.role-title { font-family: var(--font-display); font-weight: 700; font-size: 16px; margin: 0 0 14px; }

.role-card ul { margin: 0; padding-left: 1.15em; }
.role-card li { margin: 9px 0; }

.price-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; align-items: stretch; }
.price-card {
  background: var(--white); border: 1px solid var(--line); border-top: 4px solid var(--ink);
  border-radius: 10px; padding: 24px 22px; display: flex; flex-direction: column;
}
.price-name { font-family: var(--font-display); font-weight: 700; font-size: 17px; margin: 0 0 14px; }
.price-tagline { display: block; font-size: 12px; color: var(--text-sub); font-weight: 500; margin-top: 3px; }
.price-figure { margin: 0 0 14px; display: flex; align-items: baseline; gap: 4px; flex-wrap: wrap; }
.price-amount { font-family: var(--font-mono); font-weight: 700; font-size: 28px; color: var(--ink); line-height: 1; }
.price-unit { font-size: 13px; color: var(--text-sub); }
.price-detail { list-style: none; margin: 0 0 16px; padding: 0; border-top: 1px solid var(--line); }
.price-detail li { padding: 7px 0; border-bottom: 1px solid var(--line); font-size: 14.5px; }
.price-detail b { font-family: var(--font-mono); font-weight: 700; }

.price-fine {
  list-style: none; margin: 0 0 4px; padding: 0;
  font-size: 12.5px; line-height: 1.7; color: var(--text-sub);
}
.price-fine li { position: relative; padding-left: 1.1em; margin-top: 7px; }
.price-fine li:first-child { margin-top: 0; }
.price-fine li::before { content: "※"; position: absolute; left: 0; top: 0; }

.price-case {
  margin: auto 0 0; font-size: 13.5px; font-weight: 500; color: var(--text-sub);
  border-top: 1px dashed var(--line); padding-top: 12px;
}

.spec-grid { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 32px; align-items: start; }

.spec-fig {
  margin: 0; background: var(--white); border: 1px solid var(--line);
  border-radius: 10px; padding: 18px 18px 14px;
}
.spec-fig img { width: 100%; max-width: 953px; margin: 0 auto; } 
.spec-fig .cap { text-align: left; margin-top: 12px; }

.spec-table { margin: 0; border-top: 1px solid var(--line); }
.spec-table > div {
  display: flex; gap: 18px; align-items: baseline;
  padding: 11px 2px; border-bottom: 1px solid var(--line);
}
.spec-table dt {
  flex: 0 0 116px;
  font-family: var(--font-display); font-weight: 700; font-size: 13.5px;
  color: var(--text-sub); line-height: 1.7;
}
.spec-table dd { margin: 0; font-size: 15px; line-height: 1.7; font-variant-numeric: tabular-nums; }

.spec-notes {
  margin-top: 26px; background: var(--white);
  border: 1px solid var(--line); border-left: 5px solid var(--bordeaux);
  border-radius: 8px; padding: 18px 22px;
}

.spec-note { margin: 0 0 8px; font-size: 14px; line-height: 1.8; color: var(--text); }
.spec-note:last-child { margin-bottom: 0; }

.h2-on-ink { color: var(--white); }
.h2-on-ink::before { background: var(--core); }

.trust-sub {
  font-size: 14px; font-weight: 700; color: #cfc6bf;
  margin: 26px 0 10px; padding-top: 18px;
  border-top: 1px solid #4a413c;
}
.trust-sub--first { margin-top: 0; padding-top: 0; border-top: 0; }

.stat-band { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; margin: 8px 0 26px; }
.stat { text-align: center; padding: 22px 12px; border: 1px solid #4a413c; border-radius: 10px; background: var(--ink-2); }
.stat-num { display: block; font-family: var(--font-mono); font-weight: 700; font-size: clamp(30px, 6vw, 40px); color: var(--core); line-height: 1.1; }
.stat-unit { font-size: 16px; margin-left: 2px; }
.stat-label { display: block; font-size: 13px; color: #d7cec8; margin-top: 8px; }
.on-ink { color: #f2ede8; }
.note-on-ink { color: #b7aca5; }

.attribution { font-size: 14px; line-height: 1.7; color: #f2ede8; margin: 20px 0 16px; }

.faq { margin: 0; }
.faq-i { border-top: 1px solid var(--line); }
.faq-i:first-of-type { border-top: none; }

.faq-i > summary {
  font-family: var(--font-display); font-weight: 700; font-size: 16px; color: var(--ink);
  padding: 20px 40px 20px 26px; position: relative; cursor: pointer;

  list-style: none;
}
.faq-i > summary::-webkit-details-marker { display: none; }
.faq-i > summary::before {
  content: "Q"; position: absolute; left: 0; top: 20px;
  color: var(--bordeaux); font-family: var(--font-mono); font-weight: 700;
}

.faq-i > summary::after {
  content: ""; position: absolute; right: 4px; top: 50%; margin-top: -7px;
  width: 14px; height: 14px;
  background:
    linear-gradient(var(--bordeaux), var(--bordeaux)) center / 14px 2px no-repeat,
    linear-gradient(var(--bordeaux), var(--bordeaux)) center / 2px 14px no-repeat;
}
.faq-i[open] > summary::after {
  background: linear-gradient(var(--bordeaux), var(--bordeaux)) center / 14px 2px no-repeat;
}
.faq-i > summary:hover { color: var(--bordeaux); }
.faq-i > summary:focus-visible { outline: 2px solid var(--bordeaux); outline-offset: 2px; }

.faq-a { padding: 0 0 20px 26px; color: var(--text); }

@media print {
  .faq-i > .faq-a { display: block !important; }
  .faq-i > summary::after { display: none; }
}

.final-cta { background: var(--core); color: var(--ink); padding: var(--pad-sec) 0; }
.cta-h { font-family: var(--font-display); font-weight: 700; font-size: clamp(23px, 4vw, 32px); margin: 0 0 12px; line-height: 1.35; }
.cta-sub { font-weight: 700; font-size: 17px; margin: 0 0 6px; }
.cta-lead { margin: 0 0 30px; }

.contact-form { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; background: var(--white); border-radius: 12px; padding: 28px; }
.field { display: flex; flex-direction: column; gap: 6px; }
.field-full { grid-column: 1 / -1; }
.field label { font-size: 13.5px; font-weight: 700; color: var(--ink); display: flex; align-items: center; gap: 8px; }
.req { font-size: 11px; font-weight: 700; color: var(--white); background: var(--bordeaux); border-radius: 4px; padding: 1px 6px; }
.opt { font-size: 11px; font-weight: 500; color: var(--text-sub); background: var(--paper); border: 1px solid var(--line); border-radius: 4px; padding: 1px 6px; }
.field input, .field textarea {
  font-family: var(--font-body); font-size: 16px; color: var(--text);
  background: var(--white); border: 1.5px solid var(--line); border-radius: 8px;
  padding: 11px 12px; min-height: 46px;
}
.field textarea { min-height: 110px; resize: vertical; }
.form-actions { grid-column: 1 / -1; display: flex; flex-wrap: wrap; align-items: center; gap: 16px 22px; margin-top: 4px; }

.form-note { grid-column: 1 / -1; font-size: 13px; color: var(--text-sub); margin: 4px 0 0; }

.form-note a { color: inherit; text-decoration: underline; }

.site-footer { background: var(--ink); color: #cabfb8; padding: 40px 0; }
.footer-inner { display: flex; flex-wrap: wrap; align-items: flex-start; gap: 16px 32px; }

.footer-brand-line { font-size: 12px; line-height: 1.7; color: #cabfb8; }

.footer-nav { display: flex; flex-wrap: wrap; gap: 20px; margin-left: auto; align-self: center; }
.footer-nav a { color: #cabfb8; text-decoration: none; font-size: 13.5px; }
.footer-nav a:hover { color: var(--white); }

.copyright { width: 100%; font-family: var(--font-mono); font-size: 11px; color: #8a7f78; margin: 8px 0 0; }

[data-ph] { outline: 1px dashed rgba(180,60,60,.5); outline-offset: 2px; }
@media print { [data-ph] { outline: none } }

.has-blob { position: relative; z-index: 0; overflow: hidden; }
.blob {
  position: absolute; z-index: -1;
  height: auto; max-width: none;
  pointer-events: none; user-select: none;
}

.blob--hero { top: -46px; right: -54px; width: 300px; opacity: .6; }

.blob--evidence { top: 32px; right: -78px; width: 205px; opacity: .48; }

.blob--about { bottom: -34px; left: -46px; width: 440px; opacity: .5; }

.blob--footer { bottom: -26px; right: -8px; width: 172px; opacity: .55; }

@media (max-width: 900px) {
  :root { --pad-sec: 56px; }
  .site-nav {
    position: absolute; top: var(--header-h); left: 0; right: 0;
    flex-direction: column; gap: 0;
    background: var(--white); border-bottom: 1px solid var(--line);
    padding: 8px 24px 16px; display: none;
  }
  body.nav-open .site-nav { display: flex; }
  .site-nav a { padding: 12px 0; border-bottom: 1px solid var(--line); }
  .nav-toggle { display: block; }
  .header-cta { margin-left: auto; order: -1; }
  .header-inner { position: relative; }

  .hero-inner { grid-template-columns: 1fr; gap: 32px; }

  .eyebrow { white-space: normal; font-size: 13px; }
  .how-grid { grid-template-columns: 1fr; gap: 28px; }
  .sig-grid { grid-template-columns: 1fr; gap: 26px; }
  .diff-grid, .role-grid { grid-template-columns: 1fr; }
  .price-grid { grid-template-columns: 1fr; }

  .spec-grid { grid-template-columns: 1fr; gap: 24px; }
  .contact-form { grid-template-columns: 1fr; padding: 22px; }

  .blob--evidence { width: 150px; top: -18px; right: -58px; opacity: .4; }

  .footer-nav { margin-left: 0; align-self: flex-start; }
}

@media (max-width: 760px) {
  .how-visual { grid-template-columns: 1fr; }

  .how-shot--unit .how-figwrap,
  .how-shot--detail .how-figwrap { max-width: 300px; }
  .stat-band { grid-template-columns: 1fr; }
  .blob--hero { width: 180px; top: -30px; right: -40px; opacity: .5; }
  .blob--about { width: 300px; opacity: .45; }
}

@media (max-width: 520px) {
  .wrap { padding: 0 18px; }

  .header-logo { height: 22px; }
  .pain-list li { flex-direction: column; gap: 4px; }
  .pain-tag { min-width: 0; }

  .spec-table > div { flex-direction: column; gap: 2px; align-items: stretch; }
  .spec-table dt { flex: none; }
  .spec-notes { padding: 16px 18px; }
  .ol-branch { grid-template-columns: 22px 1fr auto; grid-template-areas: "clamp name pct" "bar bar bar" "live live live"; gap: 4px 8px; }
  .ol-branch .ol-clamp { grid-area: clamp; }
  .ol-branch .ol-name { grid-area: name; }
  .ol-branch .ol-pct { grid-area: pct; }
  .ol-branch .ol-bar { grid-area: bar; }
  .ol-branch .ol-live { grid-area: live; justify-self: start; }
  .ol-branch.is-lead { grid-template-columns: 22px 1fr auto; }

  .blob--hero, .blob--evidence { display: none; }
  .blob--about { width: 236px; opacity: .42; }

  .blob--footer { width: 132px; right: -4px; opacity: .5; }
}

@media (prefers-reduced-motion: reduce) {
  * { scroll-behavior: auto !important; }
  .oneline .ol-branches::before { transform: scaleY(1); transition: none; }
  .oneline .ol-branch { opacity: 1; transform: none; transition: none; }
  .oneline.is-in .ol-live { animation: none; }
  .btn { transition: none; }
}

.sec > .wrap,
.hero > .wrap,
.final-cta > .wrap { max-width: var(--wrap); }

.lead { max-width: none; }

.sig-grid { grid-template-columns: 1fr; }

.mock-wide { display: none; }
.mock-narrow { display: block; }
@media (min-width: 600px) {
  .mock-wide { display: block; }
  .mock-narrow { display: none; }
}

.shot,
.sig-shot { overflow-x: auto; overflow-y: hidden; }

.oneline { overflow-x: auto; }