@charset "UTF-8";

/* Phase 1.6: keep readable type and spacing; foreground the Japanese copy. */
:root {
  --blue: #244e83;
  --blue-dark: #1d3d64;
  --ink: #263343;
  --muted: #5a6672;
  --line: #d5dce2;
  --pale: #f2f5f7;
  --warm: #f6f3ec;
  --accent: #b76531;
  --width: 1220px;
  --reading: 740px;
  --section-space: clamp(120px, 10vw, 168px);
  --h1: clamp(44px, 5vw, 60px);
  --h2: clamp(31px, 3.6vw, 46px);
  --h3: clamp(23px, 2.3vw, 30px);
}
* { box-sizing: border-box; }
html { scroll-padding-top: 120px; }
body {
  margin: 0;
  background: #fff;
  color: var(--ink);
  font-family: "Noto Sans JP", "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Yu Gothic", "YuGothic", "Meiryo", sans-serif;
  font-size: 17px;
  font-weight: 400;
  line-height: 1.9;
  overflow-wrap: anywhere;
}
h1, h2, h3, p, figure, dl, dd { margin: 0; }
h1, h2, h3 { font-weight: 700; }
h1 { font-size: var(--h1); line-height: 1.18; letter-spacing: -.03em; }
h2 { font-size: var(--h2); line-height: 1.3; letter-spacing: -.025em; margin-bottom: 36px; }
h3 { font-size: var(--h3); line-height: 1.45; letter-spacing: -.015em; margin-bottom: 28px; }
p + p { margin-top: 1.3em; }
a { color: inherit; text-underline-offset: 6px; text-decoration-thickness: 1px; }
a:hover { color: var(--blue); }
a, button { -webkit-tap-highlight-color: transparent; }
button { font: inherit; cursor: pointer; }
:focus-visible { outline: 3px solid #ad521f; outline-offset: 5px; }
[hidden] { display: none !important; }
.container { width: min(var(--width), calc(100% - 96px)); margin-inline: auto; }
.section { padding-block: var(--section-space); }
.split { display: grid; grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr); gap: clamp(48px, 7vw, 104px); }
.split > *, .security-grid > *, .service-article > *, .lab-feature > * { min-width: 0; }
.section-label { font-size: 15px; font-weight: 500; color: var(--muted); margin-bottom: 28px; }
.lead { font-size: clamp(19px, 1.7vw, 23px); line-height: 1.8; max-width: 800px; }
.keep-phrase { display: inline-block; }
.section-intro { font-size: 15px; line-height: 1.8; font-weight: 500; color: var(--muted); }
.text-link { display: inline-block; font-size: 16px; font-weight: 600; padding-block: 10px; }
.text-link span { margin-left: 14px; }
.button { display: inline-flex; align-items: center; justify-content: space-between; gap: 24px; padding: 14px 24px; min-height: 54px; border-radius: 4px; text-decoration: none; font-size: 16px; font-weight: 600; }
.button-primary { background: var(--blue); color: #fff; }
.button-primary:hover { color: #fff; background: var(--blue-dark); }
.actions { display: flex; align-items: center; gap: 30px; flex-wrap: wrap; margin-top: 36px; }
.pending-link { display: flex; align-items: baseline; flex-wrap: wrap; gap: 6px 20px; font-size: 15px; font-weight: 500; margin-top: 32px; }
.pending-link span { font-size: 14px; font-weight: 400; color: var(--muted); }
.skip-link { position: fixed; top: 12px; left: 12px; z-index: 100; padding: 12px 22px; background: #fff; transform: translateY(-180%); }
.skip-link:focus { transform: translateY(0); }

/* Header: text first, no translucency or shadow. */
.site-header { position: sticky; top: 0; z-index: 20; background: #fff; border-bottom: 1px solid var(--line); }
.header-inner { max-width: 1440px; margin: auto; min-height: 104px; padding: 20px 48px; display: flex; align-items: center; justify-content: space-between; gap: 32px; }
.brand { display: inline-flex; flex-direction: column; text-decoration: none; line-height: 1.2; flex-shrink: 0; }
.brand-word { font-size: 28px; font-weight: 700; letter-spacing: .04em; }
.brand-dot { color: var(--accent); }
.brand-caption { font-size: 14px; letter-spacing: .08em; margin-top: 8px; }
.primary-nav { display: flex; align-items: center; gap: 26px; font-size: 15px; font-weight: 500; }
.primary-nav a { padding-block: 10px; text-decoration: none; }
.primary-nav a:hover { text-decoration: underline; }
.primary-nav .nav-contact { background: var(--blue); color: #fff; border-radius: 4px; padding: 12px 20px; }
.nav-contact span { margin-left: 12px; }
.menu-toggle { border: 1px solid var(--line); background: #fff; color: var(--ink); border-radius: 4px; padding: 9px 13px; font-size: 15px; }

/* Hero: one reading column, without decorative side content. */
.hero { padding-block: clamp(68px, 7vw, 112px); background: #f7f9fa; }
.hero-brand { font-size: 17px; font-weight: 500; margin-bottom: 28px; }
.hero h1 { max-width: 1100px; line-height: 1.35; }
.hero-copy { max-width: 800px; margin-top: 36px; }
.hero-copy strong { font-weight: 600; }
.hero-support { font-size: clamp(19px, 1.7vw, 23px); line-height: 1.8; margin-top: 30px; }

/* Introduction and core service. */
.intro h2 { max-width: 520px; }
.question-lines { color: var(--muted); margin-top: 44px; }
.question-lines p + p { margin-top: 6px; }
.intro-body { padding-top: 0; max-width: var(--reading); }
.intro-conclusion { color: var(--blue); font-size: 24px; font-weight: 600; }
.security { background: #edf2f6; border-block: 1px solid #c8d5df; }
.security .container { padding-top: 0; }
.security-grid { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr); gap: 80px; }
.security h2 { color: var(--blue-dark); }
.security-principle { color: var(--blue); font-size: clamp(30px, 3.2vw, 43px); font-weight: 600; line-height: 1.65; letter-spacing: -.02em; margin: 0; }
.security-body { padding-top: 0; }
.topic-list { list-style: none; margin: 36px 0 0; padding: 0; border-top: 1px solid #bccbd7; }
.topic-list li { padding: 16px 0; border-bottom: 1px solid #bccbd7; }

/* Secondary services read as articles, not cards. */
.services .section-intro { margin-bottom: 32px; }
.service-article { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 80px; border-top: 1px solid var(--line); padding-block: 48px; }
.service-article:last-child { border-bottom: 1px solid var(--line); }
.service-article h2 { font-size: clamp(31px, 2.8vw, 38px); margin-bottom: 28px; }
.service-article h3 { margin-bottom: 0; }
.service-article > div:last-child { padding-top: 0; max-width: var(--reading); }
.partner { background: var(--warm); }
.partner h2 { max-width: 540px; }
.consultations { padding-top: 52px; }
.consultation-list { margin: 24px 0 0; padding: 0; list-style: none; border-top: 1px solid #d5cdbf; }
.consultation-list li { padding: 22px 0; border-bottom: 1px solid #d5cdbf; }
.partner-answer { font-size: 23px; margin-top: 38px; }
.partner-answer strong { color: var(--blue-dark); font-weight: 600; }
.philosophy .split { grid-template-columns: minmax(0, .7fr) minmax(0, 1.3fr); }
.principles { list-style: none; margin: 0; padding: 0; counter-reset: principle; }
.principles li { position: relative; padding: 30px 0 34px 78px; border-top: 1px solid var(--line); counter-increment: principle; }
.principles li:last-child { border-bottom: 1px solid var(--line); }
.principles li::before { content: "0" counter(principle); position: absolute; left: 0; top: 24px; font-size: 36px; line-height: 1.5; color: var(--accent); font-weight: 400; }
.principles h3 { margin-bottom: 22px; }
.principles p { max-width: var(--reading); }
.approach { background: var(--pale); }
.approach-statement { font-size: clamp(30px, 3.5vw, 44px); line-height: 1.7; margin-bottom: 40px; }
.approach-statement strong { font-weight: 600; }
.approach-list { width: min(var(--reading), 100%); }
.approach-list > div { display: grid; grid-template-columns: 100px 1fr; gap: 32px; padding: 16px 0; border-top: 1px solid var(--line); }
.approach-list > div:last-child { border-bottom: 1px solid var(--line); }
.approach-list dt { color: var(--blue); font-weight: 600; }

/* LAB shows the actual project link; imagery can be added when available. */
.lab-intro, .lab-description { max-width: var(--reading); }
.lab-feature { padding-block: 42px 50px; margin-top: 44px; border-block: 1px solid var(--line); }
.project-status { font-size: 15px; color: var(--blue); margin-bottom: 24px; }
.lab-description .text-link { margin-top: 28px; }
.research { display: grid; grid-template-columns: minmax(0, .5fr) minmax(0, 1.5fr); gap: 64px; margin-top: 44px; }
.research dl > div { display: grid; grid-template-columns: 175px 1fr; gap: 26px; border-bottom: 1px solid var(--line); padding: 20px 0; }
.research dl > div:first-child { padding-top: 0; }
.research dt { font-size: 15px; font-weight: 600; }
.research dd { font-size: 17px; }

/* Evidence remains a list; no unverified event dates are added. */
.experience { padding-top: 0; }
.attribution { font-size: 14px; line-height: 1.9; max-width: 900px; color: var(--muted); }
.experience-list { margin-top: 44px; }
.experience-list article { display: grid; grid-template-columns: 145px minmax(0, 1fr); gap: 16px 50px; padding-block: 36px; border-top: 1px solid var(--line); }
.experience-list article:last-child { border-bottom: 1px solid var(--line); }
.experience-type { color: var(--blue); font-size: 23px; line-height: 1.5; }
.experience-type time { display: block; font-size: 36px; line-height: 1.3; }
.experience-type span { display: block; font-size: 14px; margin-top: 12px; color: var(--muted); }
.experience-list h3 { margin-bottom: 24px; }
.experience-list .affiliation { font-size: 14px; color: var(--muted); margin-top: 18px; }
.experience-list a { grid-column: 2; justify-self: start; padding-block: 10px; font-size: 15px; font-weight: 500; }
.profile { background: #f7f8f9; }
.profile-name { font-size: 34px; letter-spacing: .07em; margin-top: 46px; }
.profile-name > span { display: block; font-size: 15px; letter-spacing: .03em; margin-bottom: 14px; }
.profile-body { max-width: var(--reading); }
.profile-body .text-link { margin-top: 28px; }
.trust { padding-block: 64px; border-bottom: 1px solid var(--line); }
.trust .container { display: block; }
.trust h2 { font-size: 28px; margin-bottom: 24px; }
.trust .container > p:last-child { max-width: var(--reading); font-size: 15px; margin: 0; }
.contact .container { padding-left: 0; }
.contact h2 { max-width: 100%; }
.contact .container > p { max-width: var(--reading); }
.contact-pending { border-top: 1px solid var(--line); padding-top: 25px; margin-top: 36px; font-size: 15px; color: var(--muted); }

/* Footer uses the same reading scale as the page. */
.site-footer { background: var(--pale); padding: 64px 0 28px; }
.footer-main { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; padding-bottom: 48px; }
.footer-main p { font-size: 15px; margin-top: 28px; }
.footer-main .footer-location { font-size: 14px; color: var(--muted); margin-top: 14px; }
.footer-nav { display: grid; grid-template-columns: 1fr 1fr; align-content: start; gap: 12px 30px; font-size: 15px; }
.footer-nav a { padding-block: 5px; text-decoration: none; }
.footer-nav a:hover { text-decoration: underline; }
.footer-bottom { border-top: 1px solid var(--line); padding-top: 26px; display: flex; align-items: baseline; flex-wrap: wrap; gap: 20px 28px; font-size: 14px; color: var(--muted); }
.footer-bottom > div { display: flex; flex-wrap: wrap; gap: 10px 24px; }
.footer-bottom small { font-size: 14px; margin-right: auto; }
.footer-bottom > a { margin-left: auto; padding-block: 8px; }

@media (max-width: 1100px) {
  .container { width: calc(100% - 64px); }
  .header-inner { padding-inline: 32px; flex-wrap: wrap; gap: 20px; }
  .primary-nav { width: 100%; flex-wrap: wrap; gap: 12px 28px; border-top: 1px solid var(--line); padding-top: 14px; }
  .primary-nav.is-collapsible:not(.is-open) { display: none; }
  .primary-nav.is-open { display: flex; }
  .security-grid, .service-article { gap: 48px; }
  .research { grid-template-columns: 1fr; gap: 22px; }
  .footer-main { gap: 40px; }
}
@media (max-width: 800px) {
  .split, .security-grid, .philosophy .split { grid-template-columns: 1fr; gap: 46px; }
  .intro-body, .security-body, .consultations { padding-top: 0; }
  .intro-body, .profile-body { max-width: var(--reading); }
  .service-article { grid-template-columns: 1fr; gap: 28px; }
  .service-article > div:last-child { padding-top: 0; }
  .experience-list article { grid-template-columns: 110px minmax(0, 1fr); gap: 16px 30px; }
  .footer-main { grid-template-columns: 1fr; }
  .contact .container { padding-left: 0; }
}
@media (max-width: 620px) {
  :root { --h1: clamp(34px, 9vw, 50px); --h2: clamp(28px, 7vw, 36px); --h3: clamp(21px, 5.5vw, 26px); --section-space: 88px; }
  html { scroll-padding-top: 100px; }
  body { font-size: 16px; line-height: 1.9; }
  .container { width: calc(100% - 40px); }
  .header-inner { padding: 16px 20px; min-height: 88px; gap: 16px; }
  .brand-word { font-size: 24px; }
  .brand-caption { font-size: 14px; margin-top: 6px; }
  .primary-nav { display: grid; grid-template-columns: 1fr 1fr; gap: 10px 16px; font-size: 15px; }
  .primary-nav.is-open { display: grid; }
  .primary-nav .nav-contact { padding-inline: 12px; }
  .menu-toggle { font-size: 14px; padding: 9px 10px; }
  .hero { padding-block: 54px 72px; }
  .hero h1 { line-height: 1.35; }
  .lead { font-size: 19px; }
  .hero-copy br { display: none; }
  .hero-copy .lead { max-width: 34em; }
  .actions { margin-top: 30px; gap: 18px 26px; }
  .button { font-size: 15px; padding: 13px 20px; }
  .text-link { font-size: 15px; }
  h2 { margin-bottom: 30px; }
  h3 { margin-bottom: 28px; }
  .split { gap: 36px; }
  .question-lines { margin-top: 30px; }
  .intro-conclusion { font-size: 21px; }
  .security h2 { font-size: 30px; }
  .security-principle { font-size: 30px; margin: 0; line-height: 1.6; }
  .security-grid { gap: 36px; }
  .topic-list { margin-top: 28px; }
  .topic-list li { padding-block: 15px; }
  .pending-link { font-size: 15px; margin-top: 28px; }
  .pending-link span { font-size: 14px; }
  .service-article { padding-block: 36px; }
  .service-article h2 { font-size: var(--h2); }
  .partner-answer { font-size: 22px; }
  .principles li { padding: 27px 0 30px 52px; }
  .principles li::before { font-size: 28px; top: 26px; }
  .principles h3 br { display: none; }
  .approach-statement { font-size: 28px; margin-bottom: 36px; }
  .approach-list > div { grid-template-columns: 64px minmax(0, 1fr); gap: 18px; }
  .lab-feature { margin-top: 30px; padding-block: 30px; }
  .research { margin-top: 30px; }
  .research dl > div { grid-template-columns: 1fr; gap: 8px; }
  .research dd { font-size: 16px; }
  .experience { padding-top: 0; }
  .experience-list { margin-top: 32px; }
  .experience-list article { grid-template-columns: 1fr; gap: 20px; padding-block: 30px; }
  .experience-type { display: flex; align-items: baseline; flex-wrap: wrap; gap: 16px; font-size: 21px; }
  .experience-type time { font-size: 32px; }
  .experience-type span { margin-top: 0; }
  .experience-list a { grid-column: 1; }
  .profile-name { font-size: 30px; margin-top: 30px; }
  .trust { padding-block: 48px; }
  .trust .container { display: block; }
  .trust h2 { font-size: 25px; }
  .trust .container > p:last-child { font-size: 15px; }
  .contact h2 { font-size: 30px; }
  .site-footer { padding-block: 48px 24px; }
  .footer-main { gap: 32px; padding-bottom: 36px; }
  .footer-nav { grid-template-columns: 1fr; gap: 9px; }
  .footer-bottom { gap: 18px; }
  .footer-bottom > div { order: 3; flex-basis: 100%; gap: 10px; flex-direction: column; }
}
@media (prefers-reduced-motion: no-preference) {
  html { scroll-behavior: smooth; }
  a, button { transition: color .15s, background-color .15s; }
}
@media print {
  .site-header { position: static; }
  .menu-toggle, .primary-nav, .actions, .skip-link { display: none !important; }
  .container { width: 100%; }
  .section { padding-block: 40px; }
  h2, h3 { break-after: avoid; }
  .hero { padding-top: 30px; }
  .site-footer { padding-block: 30px; }
}


/* Phase 2: service pages. Keep TOP typography and layout unchanged. */
.detail-page .detail-hero { padding-block: 32px 88px; background: var(--pale); }
.detail-page.it-partner-page .detail-hero,
.detail-page.it-partner-page .detail-contact { background: var(--warm); }
.detail-page .breadcrumb { font-size: 15px; margin-bottom: 48px; }
.detail-page .breadcrumb ol { list-style: none; padding: 0; margin: 0; display: flex; flex-wrap: wrap; gap: 8px 16px; }
.detail-page .breadcrumb li + li::before { content: "/"; margin-right: 16px; color: var(--muted); }
.detail-page .breadcrumb a { display: inline-block; padding-block: 8px; }
.detail-page h1 { max-width: 1060px; line-height: 1.4; margin-bottom: 36px; }
.detail-page .detail-reading { max-width: var(--reading); }
.detail-page .detail-reading .lead { margin-bottom: 28px; }
.detail-page .detail-body { max-width: 960px; }
.detail-page .detail-section { padding-block: 96px; border-bottom: 1px solid var(--line); }
.detail-page .detail-section > p,
.detail-page .detail-section > ul,
.detail-page .detail-section > h3 { max-width: var(--reading); }
.detail-page .detail-section h2 { font-size: clamp(31px, 3.1vw, 40px); line-height: 1.45; }
.detail-page .detail-section h3 { margin-top: 40px; }
.detail-page .detail-section h2 + h3 { margin-top: 0; }
.detail-page .detail-section strong { font-weight: 600; }
.detail-page .detail-list { list-style: none; padding: 0; margin: 28px 0; border-top: 1px solid var(--line); }
.detail-page .detail-list li { padding: 14px 0; border-bottom: 1px solid var(--line); }
.detail-page .detail-basics .detail-list li { font-size: clamp(23px, 2.3vw, 30px); color: var(--blue); font-weight: 500; padding-block: 20px; }
.detail-page .detail-note { font-size: 14px; color: var(--muted); }
.detail-page .related-pages { padding-block: 48px; }
.detail-page .related-pages p { font-size: 15px; color: var(--muted); }
.detail-page .detail-contact { padding-block: 96px; background: var(--pale); }
.detail-page .detail-contact h2 { font-size: clamp(31px, 3.1vw, 40px); line-height: 1.45; }
.detail-page .button { max-width: 100%; }
.detail-page .button > span { flex-shrink: 0; }
.detail-page a[aria-current="page"] { color: var(--blue); text-decoration: underline; text-decoration-thickness: 2px; text-underline-offset: 7px; }
@media (max-width: 800px) {
  .detail-page .detail-section { padding-block: 80px; }
}
@media (max-width: 620px) {
  .detail-page .detail-hero { padding-block: 20px 72px; }
  .detail-page .breadcrumb { margin-bottom: 32px; font-size: 14px; }
  .detail-page h1 { font-size: clamp(34px, 9vw, 50px); line-height: 1.45; }
  .detail-page .detail-section h2,
  .detail-page .detail-contact h2 { font-size: 28px; }
  .detail-page .detail-section { padding-block: 72px; }
  .detail-page .detail-contact { padding-block: 80px; }
  .detail-page .related-pages { padding-block: 36px; }
  .detail-page .detail-list li { padding-block: 16px; }
  .detail-page .detail-reading br { display: none; }
}
@media print {
  .detail-page .detail-hero,
  .detail-page .detail-section,
  .detail-page .detail-contact { padding-block: 30px; }
}


/* Phase 3: navigation accommodates Web, AI and LAB without shrinking text. */
@media (max-width: 1280px) {
  .header-inner { padding-inline: 32px; flex-wrap: wrap; gap: 20px; }
  .primary-nav { width: 100%; flex-wrap: wrap; gap: 12px 28px; border-top: 1px solid var(--line); padding-top: 14px; }
  .primary-nav.is-collapsible:not(.is-open) { display: none; }
  .primary-nav.is-open { display: flex; }
}
@media (max-width: 620px) {
  .header-inner { padding: 16px 20px; gap: 16px; }
  .primary-nav, .primary-nav.is-open { display: grid; grid-template-columns: 1fr 1fr; gap: 10px 16px; }
}

/* Shared reading basics for the three new pages only. */
.phase3-page .p3-hero { padding-block: 32px 96px; }
.phase3-page .p3-breadcrumb { margin-bottom: 48px; font-size: 15px; }
.phase3-page .p3-breadcrumb ol { display: flex; flex-wrap: wrap; gap: 8px 16px; padding: 0; margin: 0; list-style: none; }
.phase3-page .p3-breadcrumb li + li::before { content: "/"; margin-right: 16px; color: var(--muted); }
.phase3-page .p3-breadcrumb a { display: inline-block; padding-block: 8px; }
.phase3-page h1 { max-width: 1060px; line-height: 1.4; margin-bottom: 36px; }
.phase3-page .p3-prose { max-width: var(--reading); min-width: 0; }
.phase3-page .p3-prose .lead { margin-bottom: 28px; }
.phase3-page h2 { font-size: clamp(31px, 3.1vw, 40px); line-height: 1.45; }
.phase3-page strong { font-weight: 600; }
.phase3-page .p3-list { padding: 0; margin: 28px 0; list-style: none; border-top: 1px solid var(--line); }
.phase3-page .p3-list li { padding: 16px 0; border-bottom: 1px solid var(--line); }
.phase3-page .p3-flow { display: flex; flex-wrap: wrap; gap: 14px 22px; list-style: none; padding: 22px 0; margin: 32px 0 0; border-block: 1px solid var(--line); }
.phase3-page .p3-flow li { font-size: 17px; color: var(--blue); font-weight: 500; }
.phase3-page .p3-flow li:not(:last-child)::after { content: "→"; margin-left: 22px; color: var(--muted); }
.phase3-page .p3-closing { padding-block: 96px; border-top: 1px solid var(--line); }
.phase3-page .button { max-width: 100%; }
.phase3-page .button > span { flex-shrink: 0; }
.phase3-page a[aria-current="page"] { text-decoration: underline; text-decoration-thickness: 2px; text-underline-offset: 7px; color: var(--blue); }

/* Web: headings and working details form a practical, two-column brief. */
.phase3-page.web-page .p3-hero { background: var(--pale); }
.phase3-page.web-page .web-row { display: grid; grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr); gap: 72px; padding-block: 96px; border-top: 1px solid var(--line); }
.phase3-page.web-page .web-row:first-child { border-top: 0; }
.phase3-page.web-page .web-row > h2 { font-size: clamp(28px, 2.6vw, 36px); }
.phase3-page.web-page .p3-closing { background: var(--pale); }

/* AI: a quiet sequence of questions, trials and decisions. */
.phase3-page.ai-page .p3-hero { background: #f7f8f9; }
.phase3-page.ai-page .p3-body { max-width: 960px; }
.phase3-page.ai-page .ai-entry { padding-block: 96px; border-top: 1px solid var(--line); }
.phase3-page.ai-page .ai-entry:first-child { border-top: 0; }
.phase3-page.ai-page .ai-local { padding-inline: 40px; background: #f2f5f7; }
.phase3-page.ai-page .ai-local .p3-list { display: flex; flex-wrap: wrap; gap: 8px 28px; padding: 20px 0; border-block: 1px solid var(--line); }
.phase3-page.ai-page .ai-local .p3-list li { padding: 0; border: 0; }
.phase3-page.ai-page .ai-local .p3-list li::before { content: "・"; color: var(--blue); }
.phase3-page.ai-page .p3-closing .p3-prose { margin-inline: auto; }

/* LAB: a public project followed by research notebook entries. */
.phase3-page.lab-page .p3-hero { padding-bottom: 120px; }
.phase3-page.lab-page .p3-body { max-width: 1060px; }
.phase3-page.lab-page .lab-project { display: grid; grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr); gap: 64px; padding-block: 48px 80px; border-top: 2px solid var(--blue); border-bottom: 1px solid var(--line); }
.phase3-page.lab-page .lab-project h2 { font-size: clamp(32px, 3.4vw, 44px); }
.phase3-page.lab-page .lab-project .text-link { margin-top: 26px; }
.phase3-page.lab-page .lab-notebook { padding-top: 120px; }
.phase3-page.lab-page .lab-note { display: grid; grid-template-columns: minmax(0, .6fr) minmax(0, 1.4fr); gap: 56px; border-top: 1px solid var(--line); padding-block: 40px; }
.phase3-page.lab-page .lab-note h3 { font-size: 19px; color: var(--blue); font-weight: 500; margin-bottom: 0; }
.phase3-page.lab-page .lab-note > div { min-width: 0; max-width: var(--reading); }
.phase3-page.lab-page .lab-reflection { padding-block: 120px; border-top: 1px solid var(--line); }
.phase3-page.lab-page .p3-closing { background: #f8f7f3; }
.phase3-page.lab-page .p3-closing .p3-prose { margin-inline: auto; }
@media (max-width: 900px) {
  .phase3-page.web-page .web-row { grid-template-columns: 1fr; gap: 12px; padding-block: 80px; }
  .phase3-page.lab-page .lab-project { grid-template-columns: 1fr; gap: 16px; }
  .phase3-page.lab-page .lab-note { grid-template-columns: 1fr; gap: 24px; }
}
@media (max-width: 620px) {
  .phase3-page .p3-hero { padding-block: 20px 72px; }
  .phase3-page .p3-breadcrumb { font-size: 14px; margin-bottom: 32px; }
  .phase3-page h1 { font-size: clamp(34px, 9vw, 50px); line-height: 1.45; }
  .phase3-page h2, .phase3-page.web-page .web-row > h2 { font-size: 28px; }
  .phase3-page .p3-flow { gap: 12px 18px; }
  .phase3-page .p3-flow li { font-size: 16px; }
  .phase3-page .p3-flow li:not(:last-child)::after { margin-left: 18px; }
  .phase3-page .p3-prose br { display: none; }
  .phase3-page .p3-closing { padding-block: 80px; }
  .phase3-page.ai-page .ai-entry { padding-block: 80px; }
  .phase3-page.ai-page .ai-local { padding-inline: 20px; }
  .phase3-page.lab-page .p3-hero { padding-bottom: 80px; }
  .phase3-page.lab-page .lab-project { padding-block: 32px 56px; }
  .phase3-page.lab-page .lab-project h2 { font-size: 30px; }
  .phase3-page.lab-page .lab-notebook { padding-top: 88px; }
  .phase3-page.lab-page .lab-reflection { padding-block: 88px; }
}
@media print {
  .phase3-page .p3-hero, .phase3-page .p3-closing,
  .phase3-page.web-page .web-row, .phase3-page.ai-page .ai-entry,
  .phase3-page.lab-page .lab-reflection { padding-block: 30px; }
  .phase3-page.lab-page .lab-notebook { padding-top: 30px; }
}


/* Phase 4: quiet reading pages and a non-transmitting contact mock. */
.phase4-page .p4-hero { padding-block: 32px 88px; border-bottom: 1px solid var(--line); }
.phase4-page .p4-breadcrumb { margin-bottom: 48px; font-size: 15px; }
.phase4-page .p4-breadcrumb ol { display: flex; flex-wrap: wrap; gap: 8px 16px; list-style: none; padding: 0; margin: 0; }
.phase4-page .p4-breadcrumb li + li::before { content: "/"; color: var(--muted); margin-right: 16px; }
.phase4-page .p4-breadcrumb a { display: inline-block; padding-block: 8px; }
.phase4-page h1 { max-width: 1100px; line-height: 1.4; margin-bottom: 36px; }
.phase4-page h2 { font-size: clamp(28px, 3.1vw, 40px); line-height: 1.5; }
.phase4-page h3 { font-size: clamp(23px, 2.3vw, 30px); line-height: 1.6; }
.phase4-page strong { font-weight: 600; }
.phase4-page .p4-prose { max-width: var(--reading); min-width: 0; }
.phase4-page .p4-reading { max-width: 960px; }
.phase4-page .p4-section { padding-block: 88px; border-bottom: 1px solid var(--line); }
.phase4-page .p4-section:last-child { border-bottom: 0; }
.phase4-page .p4-section h2 { margin-bottom: 32px; }
.phase4-page .p4-prose p + p { margin-top: 24px; }
.phase4-page .p4-prose ul { padding-left: 1.4em; margin-block: 32px; }
.phase4-page .p4-prose li + li { margin-top: 16px; }
.phase4-page .p4-name { color: var(--blue); font-weight: 500; margin-bottom: 28px; }
.phase4-page.profile-page .p4-hero { background: var(--warm); }
.phase4-page .p4-evidence { margin-top: 40px; border-top: 1px solid var(--line); }
.phase4-page .p4-evidence article { display: grid; grid-template-columns: minmax(0, .55fr) minmax(0, 1.45fr); gap: 56px; padding-block: 40px; border-bottom: 1px solid var(--line); }
.phase4-page .p4-evidence article > div { min-width: 0; max-width: var(--reading); }
.phase4-page .p4-evidence-type { color: var(--blue); font-size: 16px; }
.phase4-page .p4-evidence a { display: inline-block; margin-top: 12px; overflow-wrap: anywhere; }
.phase4-page .p4-overview { margin: 0; border-top: 1px solid var(--line); }
.phase4-page .p4-overview > div { display: grid; grid-template-columns: 150px minmax(0, 1fr); gap: 32px; padding-block: 24px; border-bottom: 1px solid var(--line); }
.phase4-page .p4-overview dt { font-weight: 500; }
.phase4-page .p4-overview dd { margin: 0; }
.phase4-page .p4-notes-list { border-top: 1px solid var(--line); margin-block: 32px; }
.phase4-page .p4-notes-list article { padding-block: 32px; border-bottom: 1px solid var(--line); }
.phase4-page .p4-notes-list article h3 { margin-block: 8px 16px; }
.phase4-page .p4-empty { color: var(--muted); padding-block: 32px; border-bottom: 1px solid var(--line); }
.phase4-page .p4-article figure { margin: 40px 0; }
.phase4-page .p4-article img { max-width: 100%; height: auto; }
.phase4-page .p4-article figcaption { color: var(--muted); font-size: 15px; }
.phase4-page .p4-editorial-note { background: var(--pale); border-left: 3px solid var(--blue); padding: 20px 24px; margin-bottom: 32px; }
.phase4-page .p4-editorial-note p:last-child { margin-bottom: 0; }
.phase4-page .p4-closing { padding-block: 64px 88px; border-top: 1px solid var(--line); }
.phase4-page a[aria-current="page"] { color: var(--blue); text-decoration: underline; text-underline-offset: 7px; }
.phase4-page .button { max-width: 100%; white-space: normal; text-align: left; }
.phase4-page.contact-page .p4-reading { max-width: 820px; }
.phase4-page .p4-field { margin-bottom: 32px; }
.phase4-page .p4-field label { display: block; margin-bottom: 10px; font-weight: 500; }
.phase4-page .p4-field label span, .phase4-page .p4-consent label span { font-size: 14px; font-weight: 400; color: var(--muted); margin-left: 12px; }
.phase4-page .p4-field input, .phase4-page .p4-field select, .phase4-page .p4-field textarea { display: block; width: 100%; min-width: 0; max-width: 100%; border: 1px solid #8896a4; border-radius: 3px; background: #fff; color: var(--ink); font: inherit; padding: 12px 14px; }
.phase4-page .p4-field input, .phase4-page .p4-field select { min-height: 54px; }
.phase4-page .p4-field textarea { resize: vertical; min-height: 180px; }
.phase4-page .p4-consent { display: flex; align-items: flex-start; gap: 12px; }
.phase4-page .p4-consent input { flex: 0 0 22px; width: 22px; height: 22px; margin: 6px 0 0; accent-color: var(--blue); }
.phase4-page .p4-consent label { cursor: pointer; min-height: 44px; }
.phase4-page .p4-field-note { color: var(--muted); font-size: 15px; line-height: 1.8; }
.phase4-page .p4-privacy-copy { margin-block: 32px; }
.phase4-page .p4-result { color: var(--blue); font-weight: 500; margin-top: 24px; }
.phase4-page .button:disabled { opacity: .65; cursor: not-allowed; }
@media (max-width: 900px) {
  .phase4-page .p4-evidence article { grid-template-columns: 1fr; gap: 8px; }
}
@media (max-width: 620px) {
  .phase4-page .p4-hero { padding-block: 20px 64px; }
  .phase4-page .p4-breadcrumb { margin-bottom: 32px; font-size: 14px; }
  .phase4-page h1 { font-size: clamp(34px, 9vw, 50px); }
  .phase4-page h2 { font-size: 28px; }
  .phase4-page .p4-section { padding-block: 64px; }
  .phase4-page .p4-prose br { display: none; }
  .phase4-page .p4-overview > div { grid-template-columns: 1fr; gap: 8px; }
  .phase4-page .p4-editorial-note { padding: 18px; }
  .phase4-page .p4-closing { padding-block: 48px 64px; }
  .phase4-page .p4-field-note { font-size: 14px; }
}
@media print {
  .phase4-page .p4-hero, .phase4-page .p4-section, .phase4-page .p4-closing { padding-block: 30px; }
}

.visually-hidden { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; border: 0; }

.phase4-page .primary-nav .nav-contact[aria-current="page"] { color: #fff; }

/* Release preparation: approved monitor screenshot, with its full frame visible. */
.phase3-page.lab-page .lab-screen { grid-column: 1 / -1; min-width: 0; margin: 0; }
.phase3-page.lab-page .lab-screen img { display: block; width: 100%; max-width: 1536px; height: auto; border: 1px solid var(--line); }
.phase3-page.lab-page .lab-screen figcaption { margin-top: 16px; font-size: 15px; line-height: 1.8; color: var(--muted); }
.phase3-page.lab-page .lab-screen figcaption span { display: block; margin-top: 4px; }
.phase4-page .policy-copy { max-width: var(--reading); }
.phase4-page .policy-copy section { margin-top: 40px; }
.phase4-page .policy-copy h2 { font-size: clamp(23px, 2.3vw, 30px); margin-bottom: 20px; }
.phase4-page .policy-signature { margin-top: 40px; }

/* Site-wide QA: preserve readable type; prefer meaningful lines to emergency breaks. */
h1, h2, h3, .lead, .hero-support, .intro-conclusion,
.security-principle, .partner-answer, .approach-statement {
  overflow-wrap: normal;
  word-break: normal;
  line-break: strict;
}
.no-break { white-space: nowrap; }
.text-link { display: inline-flex; align-items: baseline; gap: 14px; max-width: 100%; }
.text-link > .link-label { min-width: 0; margin-left: 0; }
.text-link > span[aria-hidden="true"] { flex-shrink: 0; margin-left: 0; }
.button > span[aria-hidden="true"] { flex-shrink: 0; }
.primary-nav a { word-break: normal; line-break: strict; }
.footer-nav a { min-height: 44px; }
@media (min-width: 801px) {
  .intro .split, .partner .split {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr);
    gap: clamp(40px, 4vw, 64px);
  }
  .intro h2, .partner h2 { max-width: none; }
}
@media (min-width: 901px) {
  .phase3-page.web-page .web-row {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 64px;
  }
}
@media (min-width: 768px) {
  .primary-nav a { white-space: nowrap; }
  .phase3-page .p3-hero .p3-prose { max-width: 820px; }
}
@media (max-width: 767px) {
  .no-break { white-space: normal; }
}

/* Desktop-only fixes for the two reviewed headings. */
@media screen and (min-width: 1024px) {
  #philosophy-title,
  .it-partner-page .detail-contact #contact-title {
    width: max-content;
    white-space: nowrap;
  }
}

/* Profile qualifications and Security Action: scoped to the approved additions. */
.profile-page .qualification-heading { margin-top: 40px; }
.profile-page .p4-prose .qualification-list { list-style: none; padding: 0; margin-block: 24px 32px; border-top: 1px solid var(--line); }
.profile-page .p4-prose .qualification-list li { display: flex; flex-wrap: wrap; align-items: baseline; gap: 4px 24px; padding-block: 16px; margin: 0; border-bottom: 1px solid var(--line); }
.profile-page .qualification-number { white-space: nowrap; color: var(--muted); }
.profile-page .qualification-ai-heading { font-size: 21px; }
.profile-page .qualification-ai-list { color: var(--muted); }
.security-policy-page .security-action-note { font-size: 15px; color: var(--muted); }

/* Release: form integration, official trust mark, FAQs and analytics choice. */
.phase4-page #contact-fields { min-width: 0; border: 0; margin: 0; padding: 0; }
.contact-page h1 .no-break { display: inline-block; white-space: nowrap; }
.phase4-page #contact-submit { margin-top: 24px; border: 1px solid var(--blue); }
.phase4-page #contact-verification { margin-block: 24px; min-height: 100px; }
.phase4-page .cf-turnstile { max-width: 100%; }
.p4-result.is-error { color: #8c241b; }
.plain-button { border: 0; background: transparent; color: var(--blue); padding: 10px 0; min-height: 44px; font: inherit; font-size: 15px; text-decoration: underline; text-underline-offset: 5px; text-align: left; }
.security-action-logo { display: block; width: 120px; height: 120px; margin: 0 0 28px; background: #fff; }
.service-faq { padding-block: 64px 88px; }
.service-faq h2 { font-size: clamp(28px, 3vw, 36px); }
.service-faq details { border-top: 1px solid var(--line); max-width: 900px; padding-block: 22px; }
.service-faq details:last-child { border-bottom: 1px solid var(--line); }
.service-faq summary { cursor: pointer; font-weight: 600; padding-block: 8px; }
.service-faq details p { margin-top: 18px; max-width: 740px; }
.analytics-choice { position: fixed; z-index: 50; bottom: 16px; left: 16px; right: 16px; max-width: 1180px; margin: auto; display: flex; gap: 24px; align-items: center; padding: 22px 28px; background: #fff; border: 1px solid #aab8c5; box-shadow: 0 4px 24px #26334322; max-height: 60vh; overflow: auto; }
.analytics-choice h2 { font-size: 19px; margin-bottom: 8px; }
.analytics-choice p { font-size: 14px; line-height: 1.7; }
.analytics-choice p + p { margin-top: 8px; }
.analytics-choice-actions { display: flex; gap: 12px; flex-wrap: wrap; flex: 0 0 270px; }
.analytics-choice-actions button { padding: 10px 16px; border: 1px solid var(--blue); border-radius: 4px; background: #fff; color: var(--blue); font-size: 15px; min-height: 44px; }
.analytics-choice-actions button:disabled { opacity: .5; cursor: not-allowed; }
.analytics-choice a { margin-left: .5em; }
@media (max-width: 620px) {
 .phase4-page.contact-page h1 { font-size: clamp(28px, 8vw, 50px); }
 .analytics-choice { flex-direction: column; align-items: stretch; gap: 12px; padding: 16px; bottom: 8px; left: 8px; right: 8px; }
 .analytics-choice-actions { flex-basis: auto; }
 .service-faq { padding-block: 48px 64px; }
}
@media print { .analytics-choice, .analytics-settings { display: none; } }

/* Policy reading layout: only Privacy and Security Policy opt into this class. */
.policy-page main .p4-hero { padding-bottom: 32px; }
.policy-page main .p4-hero > .container,
.policy-page main .p4-reading { max-width: 780px; }
.policy-page main .p4-breadcrumb { margin-bottom: 32px; }
.policy-page main h1 { margin-bottom: 0; }
.policy-page main .policy-title-part { display: inline-block; white-space: nowrap; }
.policy-page main .security-action h2 .no-break { display: inline-block; white-space: nowrap; }
.policy-page main .p4-section { padding-block: 48px; }
.policy-page main .policy-copy,
.policy-page main .security-action .p4-prose { max-width: 780px; line-height: 1.95; }
.policy-page main .policy-copy > section { margin-top: 48px; }
.policy-page main .policy-copy h2,
.policy-page main .security-action h2 { font-size: clamp(23px, 2.2vw, 28px); line-height: 1.55; margin-bottom: 22px; }
.policy-page main h3 { font-size: 21px; line-height: 1.65; margin-bottom: 20px; }
.policy-page main p + p,
.policy-page main .p4-prose p + p { margin-top: 20px; }
.policy-page main .policy-service { margin-top: 36px; }
.policy-page main .policy-service-links { margin-top: 14px; }
.policy-page main .policy-service-links a { overflow-wrap: anywhere; }
.policy-page main .policy-contact-details p + p,
.policy-page main .policy-signature p + p { margin-top: 4px; }
.policy-page main .policy-contact-details + p { margin-top: 20px; }
.policy-page main .policy-signature { margin-top: 48px; }
.policy-page main .security-action-note { margin-top: 24px; }
@media (max-width: 620px) {
  .policy-page main .p4-hero { padding-bottom: 28px; }
  .policy-page main .p4-breadcrumb { margin-bottom: 24px; }
  .policy-page main .p4-section { padding-block: 40px; }
  .policy-page main .policy-copy > section { margin-top: 40px; }
  .policy-page main .policy-copy h2,
  .policy-page main .security-action h2 { margin-bottom: 20px; }
  .policy-page main h3 { font-size: 20px; }
  .policy-page main .policy-service { margin-top: 32px; }
}
@media print {
  .policy-page main .p4-section { padding-block: 30px; }
}