:root {
  color-scheme: light;
  --white: #fff;
  --ink: #242426;
  --muted: #656366;
  --red: #bc1830;
  --red-hover: #97122a;
  --paper: #f8f7f5;
  --line: #e7e3e1;
  --rose: #fbf6f5;
  --font: "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 110px; }
body { margin: 0; background: var(--white); color: var(--ink); font: 15px/1.85 var(--font); -webkit-font-smoothing: antialiased; }
::selection { background: #f4d5da; color: #651326; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; }
a, button, summary { touch-action: manipulation; -webkit-tap-highlight-color: transparent; }
a:focus-visible, button:focus-visible, summary:focus-visible { outline: 3px solid var(--red); outline-offset: 6px; }
[hidden] { display: none !important; }
img, svg { display: block; max-width: 100%; height: auto; }
h1, h2, h3, h4, p, figure { margin: 0; }
h1, h2, h3, h4 { font-weight: 600; overflow-wrap: break-word; }
p { overflow-wrap: break-word; }
h2 { font-size: clamp(34px, 3.65vw, 50px); line-height: 1.4; letter-spacing: -.035em; text-wrap: balance; }
h3 { line-height: 1.5; }
summary { cursor: pointer; list-style: none; }
summary::-webkit-details-marker { display: none; }
.wrap { width: min(100%, 1440px); padding-inline: 64px; margin-inline: auto; }
.section { padding-block: 96px; }
.eyebrow { display: flex; align-items: center; flex-wrap: wrap; gap: 12px; margin-bottom: 28px; color: var(--red); font-size: 12px; font-weight: 600; letter-spacing: .08em; }
.eyebrow-en { color: var(--muted); font-size: 10px; font-weight: 400; letter-spacing: .06em; }
.red-dot { display: inline-block; flex: 0 0 6px; width: 6px; height: 6px; background: var(--red); border-radius: 50%; }
.section-heading { display: flex; align-items: flex-end; justify-content: space-between; gap: 40px; margin-bottom: 48px; }
.section-description { color: var(--muted); line-height: 1.95; }
.section-heading > .section-description { max-width: 380px; padding-bottom: 6px; }
.text-link { display: inline-flex; align-items: center; justify-content: space-between; gap: 32px; min-height: 48px; font-size: 14px; font-weight: 600; }
.text-link > span { font-size: 23px; color: var(--red); transition: transform .2s; }
.text-link:hover { color: var(--red); }
.text-link:hover > span { transform: translate(3px, -3px); }
.button { display: inline-flex; align-items: center; justify-content: center; gap: 30px; min-height: 52px; padding: 12px 24px; border: 1px solid transparent; border-radius: 3px; font-size: 14px; font-weight: 600; transition: background .2s, border-color .2s, box-shadow .2s; }
.button > span { font-size: 22px; font-weight: 400; line-height: 1; }
.button-primary { background: var(--red); color: white; }
.button-primary:hover { background: var(--red-hover); }
.button-outline { border-color: #d4c9c9; color: var(--ink); background: white; }
.button-outline:hover { border-color: var(--red); color: var(--red); background: #fff8f8; }
.skip-link { position: fixed; top: 8px; left: 16px; z-index: 100; padding: 10px 20px; background: white; border: 1px solid var(--red); transform: translateY(-160%); }
.skip-link:focus { transform: none; }
#main:focus { outline: none; }
.site-header { position: sticky; top: 0; z-index: 30; background: rgba(255,255,255,.98); border-bottom: 1px solid var(--line); }
.header-inner { display: flex; align-items: center; justify-content: space-between; min-height: 80px; gap: 30px; }
.brand { display: inline-flex; flex: 0 0 auto; gap: 12px; align-items: center; }
.brand img { width: 34px; height: 42px; object-fit: contain; }
.brand-name { display: block; font-size: 22px; font-weight: 700; letter-spacing: .1em; line-height: 1.3; }
.brand-en { display: block; margin-top: 5px; font-size: 9px; letter-spacing: .21em; font-weight: 500; color: var(--muted); }
.site-nav { display: flex; align-items: center; gap: 32px; }
.site-nav > a { display: inline-flex; align-items: center; min-height: 44px; font-size: 13px; }
.site-nav > a:hover { color: var(--red); }
.site-nav .nav-contact { gap: 24px; margin-left: 4px; padding-left: 30px; border-left: 1px solid var(--line); color: var(--red); font-weight: 600; }
.nav-contact > span { font-size: 23px; }
.menu-toggle { display: none; align-items: center; justify-content: center; flex-direction: column; gap: 6px; width: 44px; height: 44px; flex: 0 0 44px; border: 1px solid var(--line); background: white; }
.menu-toggle > span { height: 1.5px; width: 20px; background: var(--ink); transition: transform .2s; }
.menu-toggle[aria-expanded="true"] > span:first-child { transform: translateY(3.75px) rotate(45deg); }
.menu-toggle[aria-expanded="true"] > span:last-child { transform: translateY(-3.75px) rotate(-45deg); }

.hero { background: var(--white); padding-top: 44px; }
.hero-grid { display: grid; grid-template-columns: 1.05fr 1fr; align-items: center; gap: 36px; padding-bottom: 40px; }
.hero-copy { position: relative; z-index: 2; }
.hero .eyebrow { font-size: 11px; margin-bottom: 32px; }
.hero h1 { font-size: clamp(54px, 5.9vw, 82px); line-height: 1.2; letter-spacing: -.045em; font-weight: 650; }
.hero h1 em { color: var(--red); font-style: normal; }
.hero-description { margin-top: 28px; color: var(--muted); font-size: 15px; line-height: 1.95; }
.hero-actions { display: flex; align-items: center; flex-wrap: wrap; gap: 26px; margin-top: 30px; }
.hero-actions .text-link { font-size: 13px; gap: 15px; }
.hero-art { min-width: 0; position: relative; }
.art-topline { display: flex; align-items: center; justify-content: space-between; gap: 15px; padding-inline: 22px; color: #777073; font-size: 9px; letter-spacing: .08em; }
.sculpture { position: relative; isolation: isolate; aspect-ratio: 1.2; overflow: hidden; background: radial-gradient(ellipse at 55% 58%, #fcf3f2 0, #fff 65%); }
.sculpture-grid { position: absolute; width: 85%; height: 70%; top: 19%; left: 10%; background-image: linear-gradient(#e8d9d8 1px, transparent 1px), linear-gradient(90deg, #e8d9d8 1px, transparent 1px); background-size: 38px 38px; transform: perspective(470px) rotateX(65deg) rotateZ(-25deg); opacity: .32; mask-image: radial-gradient(ellipse, #000, transparent 72%); }
.ribbon { position: absolute; top: 23%; left: 27%; width: 45%; aspect-ratio: 1; border-radius: 50%; border: clamp(18px, 2.7vw, 34px) solid #c7203d; background: transparent; box-shadow: inset 5px 4px 10px #ffb0b5, inset -7px -7px 11px #830924, 10px 16px 20px #c52b3920; }
.ribbon-one { --pose: rotate(-31deg) skewY(9deg); transform: translate(-18%, 11%) var(--pose); border-color: #e24255 #bb142f #91132c #f77883; z-index: 2; }
.ribbon-two { --pose: rotate(26deg) skewY(-10deg); transform: translate(18%, -12%) var(--pose); border-color: #f88890 #d3213c #a91430 #ee5a6d; z-index: 1; opacity: .92; }
.ribbon-three { --pose: rotate(62deg) skewY(12deg); transform: translate(8%, 26%) var(--pose); border-width: clamp(14px, 2.1vw, 26px); border-color: #f7a6ad #f0717f #b91a37 #f8bcc0; z-index: 0; opacity: .72; }
.element-node { position: absolute; z-index: 4; padding: 0; text-align: center; }
.element-node strong { display: block; font-size: 30px; line-height: 1.2; letter-spacing: .04em; color: #801128; }
.element-node span { display: block; margin-top: 8px; color: #75666a; font-size: 10px; letter-spacing: .12em; }
.node-people { top: 22%; left: 5%; }
.node-process { top: 7%; right: 8%; }
.node-ai { bottom: 6%; right: 7%; }
.art-caption { display: block; padding: 22px 12px 0; text-align: center; }
.art-caption b { display: block; font-size: clamp(21px, 2vw, 27px); line-height: 1.45; font-weight: 600; letter-spacing: -.02em; }
.art-caption small { display: block; margin-top: 8px; color: #6b6164; font-size: 15px; letter-spacing: .02em; }
.hero-art.motion-ready .ribbon-one { animation: connect-one 4s ease-out 1 both; }
.hero-art.motion-ready .ribbon-two { animation: connect-two 4s ease-out 1 both; }
.hero-art.motion-ready .ribbon-three { animation: connect-three 4s ease-out 1 both; }
@keyframes connect-one { 0% { transform: translate(-38%, 32%) scale(.86) var(--pose); opacity: 0; } 65% { opacity: 1; } 100% { transform: translate(-18%, 11%) scale(1) var(--pose); opacity: 1; } }
@keyframes connect-two { 0% { transform: translate(36%, -33%) scale(.8) var(--pose); opacity: 0; } 65% { opacity: .92; } 100% { transform: translate(18%, -12%) scale(1) var(--pose); opacity: .92; } }
@keyframes connect-three { 0% { transform: translate(25%, 43%) scale(.8) var(--pose); opacity: 0; } 65% { opacity: .72; } 100% { transform: translate(8%, 26%) scale(1) var(--pose); opacity: .72; } }
.hero-bottom { display: flex; align-items: center; justify-content: space-between; gap: 20px; padding-block: 18px; border-top: 1px solid var(--line); color: var(--muted); font-size: 12px; }
.hero-bottom p > span { padding-inline: 15px; color: #bbb0b1; }
.scroll-cue { display: inline-flex; align-items: center; gap: 20px; min-height: 44px; }
.scroll-cue > span { color: var(--red); font-size: 20px; }

.insights { background: var(--paper); }
.insight-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); align-items: start; gap: 28px; }
.insight { min-width: 0; }
.insight summary { display: block; }
.insight-cover { position: relative; display: block; aspect-ratio: 1.45; overflow: hidden; isolation: isolate; background: #e7e2dc; border-radius: 4px; }
.cover-label { position: absolute; top: 22px; left: 24px; font-size: 9px; letter-spacing: .09em; z-index: 3; }
.cover-word { position: absolute; bottom: 28px; left: 26px; font-size: 34px; line-height: 1.3; font-weight: 500; letter-spacing: -.02em; z-index: 3; }
.cover-focus { background: #ede7df; color: #403a37; }
.focus-orbit { position: absolute; width: 77%; aspect-ratio: 1; border: 1px solid #baafa4; border-radius: 50%; right: -18%; top: 5%; box-shadow: 0 0 0 27px #ede7df, 0 0 0 28px #baafa4, 0 0 0 55px #ede7df, 0 0 0 56px #baafa4; transform: rotateX(18deg); }
.focus-point { position: absolute; width: 29%; aspect-ratio: 1; border-radius: 50%; right: 10%; top: 33%; background: radial-gradient(circle at 32% 27%, #fa8290, #bb1830 59%, #750a23); box-shadow: 13px 22px 18px #77452c25; transition: transform .4s; }
.cover-process { background: #bc1830; color: white; }
.process-step { position: absolute; right: -5%; width: 46%; height: 22%; background: linear-gradient(140deg, #ffadb4, #d9314b); transform: skewY(-28deg); box-shadow: 0 18px 0 #96182e; transition: translate .4s; }
.step-a { top: 17%; }
.step-b { top: 44%; right: 5%; }
.step-c { top: 71%; right: 15%; }
.cover-capability { background: #e5e8e6; color: #30403a; }
.capability-ring { position: absolute; width: 61%; aspect-ratio: 1; border: 23px solid #7d9188; border-radius: 50%; right: -4%; top: 9%; box-shadow: inset 4px 4px 8px #4d625a, 8px 13px 12px #33483b20; transform: rotateY(40deg) rotateZ(-28deg); transition: translate .4s; }
.ring-b { right: -19%; top: 37%; border-color: #b0bdb5; z-index: -1; }
.insight summary:hover .focus-point { transform: translate(-8px, -6px); }
.insight summary:hover .process-step { translate: -7px 0; }
.insight summary:hover .capability-ring { translate: -6px -4px; }
.insight-meta { display: flex; justify-content: space-between; align-items: center; gap: 10px; margin-block: 23px 13px; color: var(--red); font-size: 11px; }
.insight-meta > span { color: var(--muted); font-size: 10px; }
.insight h3 { font-size: clamp(21px, 2.05vw, 28px); line-height: 1.45; letter-spacing: -.025em; }
.insight-teaser { display: block; font-size: 13px; color: var(--muted); margin-top: 15px; line-height: 1.9; }
.disclosure-link { display: flex; align-items: center; gap: 20px; min-height: 55px; margin-top: 20px; padding-bottom: 10px; border-bottom: 1px solid #cec8c6; font-size: 12px; font-weight: 600; }
.disclosure-icon { position: relative; display: inline-block; flex: 0 0 28px; width: 28px; height: 28px; margin-left: auto; color: var(--red); border-radius: 50%; background: #f8edee; }
.disclosure-icon::before, .disclosure-icon::after { content: ""; position: absolute; width: 14px; height: 1px; background: currentColor; top: 13px; left: 7px; }
.disclosure-icon::after { transform: rotate(90deg); transition: transform .2s; }
details[open] > summary .disclosure-icon::after { transform: none; }
.when-open { display: none; }
details[open] > summary .when-open { display: inline; }
details[open] > summary .when-closed { display: none; }
.insight-body { padding-block: 24px 10px; font-size: 14px; color: #514c4d; line-height: 2; }
.insight-body h4 { margin-block: 23px 9px; color: var(--ink); font-size: 16px; }
.insight-body p + p { margin-top: 16px; }
.insight-body .insight-takeaway { margin-top: 25px; padding: 12px 0 12px 18px; border-left: 2px solid var(--red); color: var(--red); }

.services-layout { display: grid; grid-template-columns: .85fr 1.15fr; gap: 88px; align-items: start; }
.services-intro .section-description { margin-top: 28px; }
.services-intro .text-link { margin-top: 24px; }
.section-note { margin-top: 40px; font-size: 11px; color: var(--muted); }
.service-list { border-top: 1px solid var(--ink); }
.service { border-bottom: 1px solid var(--line); }
.service summary { display: flex; align-items: center; gap: 22px; padding-block: 27px; }
.service-number { align-self: flex-start; padding-top: 7px; color: var(--red); font-size: 11px; font-variant-numeric: tabular-nums; }
.service h3 { flex: 1; font-size: 24px; letter-spacing: -.03em; }
.service-brief { display: block; margin-top: 10px; color: var(--muted); font-size: 14px; font-weight: 400; line-height: 1.8; letter-spacing: 0; }
.service summary:hover h3, .service[open] h3 { color: var(--red); }
.service-body { padding: 0 36px 26px; font-size: 13px; color: var(--muted); }
.inline-list { list-style: none; padding: 0; margin: 16px 0 22px; line-height: 2.1; color: #464346; }
.inline-list li::before { content: "—"; color: var(--red); margin-right: 10px; }
.deliverable { border-top: 1px solid var(--line); padding-top: 17px; }
.deliverable > span { color: var(--red); font-size: 10px; }
.deliverable p { margin-top: 4px; color: var(--ink); font-size: 12px; }
.service-body .text-link { margin-top: 12px; color: var(--ink); font-size: 12px; }

.scenarios { border-top: 1px solid var(--line); }
.scenario-switch { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 24px; }
.scenario-chip { border: 1px solid var(--line); border-radius: 3px; background: white; min-height: 46px; padding: 10px 20px; font-size: 13px; color: #555154; transition: background .2s, color .2s, border-color .2s; }
.scenario-chip:hover { border-color: var(--red); color: var(--red); background: #fff8f8; }
.scenario-chip.is-active { border-color: var(--red); color: white; background: var(--red); }
.scenario-stage { border: 1px solid var(--line); border-radius: 5px; background: white; }
.scenario-case { display: grid; grid-template-columns: .8fr 1.2fr; min-width: 0; }
.scenario-visual { display: flex; flex-direction: column; justify-content: center; gap: 28px; padding: 40px; border-right: 1px solid var(--line); border-radius: 4px 0 0 4px; background: linear-gradient(135deg, #f5e8e5, #fcf8f6); color: #594a4f; }
.scenario-visual p { margin-bottom: 0; font-size: 10px; letter-spacing: .12em; color: #786064; }
.scenario-visual strong { display: grid; gap: 10px; font-size: clamp(25px, 2.45vw, 34px); line-height: 1.4; letter-spacing: -.03em; color: #6f1630; }
.scenario-visual strong > span { display: block; padding-left: 18px; border-left: 2px solid #d9a4ad; }
.scenario-visual strong > span:last-child { border-color: var(--red); }
.scenario-visual > span { font-size: 12px; color: #6b5f62; }
.scenario-content { padding: 42px; }
.scenario-label { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px; color: var(--muted); font-size: 10px; margin-bottom: 18px; }
.scenario-label > span:first-child { color: var(--red); }
.scenario-label > span:last-child { font-size: 9px; letter-spacing: .04em; }
.scenario-content h3 { font-size: clamp(24px, 2.3vw, 31px); margin-bottom: 20px; letter-spacing: -.03em; text-wrap: balance; }
.scenario-problem { color: var(--muted); font-size: 14px; line-height: 1.9; }
.scenario-route { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; font-size: 12px; padding-block: 20px; margin-top: 20px; border-block: 1px solid var(--line); }
.scenario-route i { color: var(--red); font-style: normal; }
.scenario-value { color: var(--muted); font-size: 13px; margin-top: 14px; }
.scenario-value > span { display: inline-block; color: var(--ink); font-size: 11px; margin-right: 10px; }
.scenario-content .text-link { margin-top: 14px; }
.scenario-disclaimer { display: flex; gap: 9px; align-items: baseline; color: var(--muted); font-size: 11px; margin-top: 22px; }

.approach { background: var(--paper); }
.process-list { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); list-style: none; gap: 36px; padding: 0; margin: 54px 0 35px; }
.process-list li { border-top: 1px solid #c9c2c0; padding-top: 21px; }
.process-number { display: block; color: var(--red); font-size: 40px; font-weight: 300; line-height: 1.3; margin-bottom: 29px; letter-spacing: -.05em; }
.process-list h3 { font-size: 21px; margin-bottom: 15px; }
.process-list p { font-size: 13px; color: var(--muted); line-height: 1.95; }
.process-list li > div { margin-top: 26px; font-size: 12px; }
.process-list li > div span { display: block; color: var(--muted); font-size: 10px; margin-bottom: 3px; }
.approach-footer { display: flex; align-items: center; justify-content: space-between; gap: 20px; border-top: 1px solid var(--line); padding-top: 22px; }
.approach-footer strong { font-size: 14px; font-weight: 500; }
.approach-footer > span { color: var(--muted); font-size: 12px; }

.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 95px; }
.about-statement h2 { font-size: clamp(31px, 3.45vw, 46px); }
.about-statement > p:not(.eyebrow) { margin-top: 23px; color: var(--muted); font-size: 14px; }
.about-brand { padding-block: 42px 32px; font-size: clamp(60px, 7vw, 100px); color: #dedad8; font-weight: 750; line-height: .95; letter-spacing: -.065em; }
.about-brand > span { display: block; }
.brand-period { color: var(--red); }
.about-location { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 14px; font-size: 10px; color: var(--muted); padding-top: 20px; border-top: 1px solid var(--line); }
.about-copy { padding-top: 48px; }
.about-copy > p { color: var(--muted); font-size: 14px; line-height: 2; }
.about-copy .about-intro { color: var(--ink); font-size: 23px; margin-bottom: 26px; line-height: 1.8; }
.about-pillars { list-style: none; margin: 31px 0 0; padding: 0; border-top: 1px solid var(--line); }
.about-pillars li { display: grid; grid-template-columns: 96px 1fr; align-items: baseline; gap: 20px; padding-block: 20px; border-bottom: 1px solid var(--line); }
.about-pillars h3 { font-size: 16px; color: var(--red); margin-top: 4px; }
.about-pillars p { color: var(--muted); margin-bottom: 0; font-size: 13px; }

.faq { border-top: 1px solid var(--line); padding-top: 85px; }
.faq-grid { display: grid; grid-template-columns: .8fr 1.2fr; gap: 95px; }
.faq h2 { font-size: 38px; }
.faq .section-description { margin-top: 26px; font-size: 14px; }
.faq-list { border-top: 1px solid var(--line); }
.faq-list details { border-bottom: 1px solid var(--line); }
.faq-list summary { display: flex; align-items: center; justify-content: space-between; gap: 22px; padding-block: 22px; font-size: 14px; font-weight: 600; }
.faq-list summary > span { position: relative; flex: 0 0 16px; height: 16px; }
.faq-list summary > span::before, .faq-list summary > span::after { content: ""; position: absolute; width: 12px; height: 1px; top: 7px; left: 2px; background: var(--red); }
.faq-list summary > span::after { transform: rotate(90deg); }
.faq-list details[open] summary > span::after { transform: none; }
.faq-list details[open] summary { color: var(--red); }
.faq-answer p { padding-right: 28px; margin-bottom: 23px; color: var(--muted); font-size: 13px; line-height: 1.95; }
.contact { background: var(--rose); border-top: 1px solid #eadcda; }
.contact-grid { display: grid; grid-template-columns: 1.2fr 1fr; gap: 84px; align-items: center; }
.contact h2 { font-size: clamp(32px, 3.5vw, 48px); }
.contact .section-description { font-size: 14px; margin-top: 25px; }
.contact-location { display: flex; align-items: center; flex-wrap: wrap; gap: 9px; margin-top: 32px; font-size: 11px; }
.contact-location > span:last-child { color: var(--muted); padding-left: 12px; }
.contact-panel { padding: 36px; background: white; border: 1px solid var(--line); border-top: 2px solid var(--red); border-radius: 4px; box-shadow: 0 12px 36px #46212606; }
.contact-panel-title { font-size: 17px; font-weight: 600; margin-bottom: 7px; }
.contact-context { font-size: 12px; color: var(--muted); margin-bottom: 24px; }
.contact-method + .contact-method { margin-top: 22px; padding-top: 20px; border-top: 1px solid var(--line); }
.method-label { font-size: 11px; color: var(--red); letter-spacing: .04em; margin-bottom: 8px; }
.email-address { display: inline-block; max-width: 100%; font-size: clamp(18px, 1.8vw, 25px); font-weight: 500; line-height: 1.6; overflow-wrap: anywhere; border-bottom: 1px solid var(--line); padding-bottom: 4px; }
.email-address:hover { color: var(--red); }
.phone-number { display: inline-block; max-width: 100%; font-size: clamp(22px, 2vw, 28px); font-weight: 500; font-variant-numeric: tabular-nums; letter-spacing: .03em; white-space: nowrap; line-height: 1.55; padding-bottom: 3px; border-bottom: 1px solid var(--line); }
.phone-number:hover { color: var(--red); }
.contact-actions { display: flex; align-items: center; flex-wrap: wrap; gap: 15px; margin-top: 26px; }
.contact-actions .button { padding-inline: 19px; font-size: 13px; gap: 18px; }
.contact-actions-secondary { margin-top: 17px; }
.copy-button { border: 0; background: transparent; min-height: 44px; padding: 8px 5px; font-size: 12px; color: var(--muted); text-decoration: underline; text-underline-offset: 5px; }
.copy-button:hover { color: var(--red); }
.contact-feedback { min-height: 23px; margin-top: 10px; font-size: 11px; color: var(--red); }
.contact-hint { margin-top: 10px; color: var(--muted); font-size: 11px; line-height: 1.9; }
.site-footer { padding-block: 48px 25px; }
.footer-top { display: flex; justify-content: space-between; align-items: flex-start; gap: 30px; padding-bottom: 34px; }
.site-footer .brand-name { font-size: 20px; }
.site-footer .brand img { width: 29px; height: 36px; }
.site-footer .brand-en { font-size: 8px; }
.footer-tagline { color: var(--muted); font-size: 11px; margin-top: 16px; }
.footer-nav { display: flex; flex-wrap: wrap; gap: 24px; margin-top: 7px; }
.footer-nav a, .back-top { display: inline-flex; align-items: center; min-height: 44px; color: var(--muted); font-size: 12px; }
.footer-nav a:hover, .back-top:hover { color: var(--red); }
.back-top { gap: 16px; margin-top: 7px; white-space: nowrap; }
.back-top > span { display: grid; place-items: center; width: 32px; height: 32px; border: 1px solid var(--line); border-radius: 50%; }
.footer-bottom { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px; padding-top: 22px; border-top: 1px solid var(--line); color: var(--muted); font-size: 10px; }

@media (max-width: 1100px) {
  .wrap { padding-inline: 40px; }
  .site-nav { gap: 22px; }
  .site-nav .nav-contact { padding-left: 22px; gap: 14px; }
  .hero .eyebrow { max-width: 400px; }
  .hero h1 { font-size: 64px; }
  .hero-description { font-size: 14px; }
  .art-topline { padding-inline: 10px; font-size: 8px; }
  .art-caption { padding-inline: 10px; }
  .element-node strong { font-size: 27px; }
  .insight-grid { gap: 22px; }
  .cover-word { font-size: 29px; left: 21px; }
  .cover-label { font-size: 8px; left: 21px; }
  .services-layout, .about-grid, .faq-grid, .contact-grid { gap: 48px; }
  .service h3 { font-size: 22px; }
  .scenario-content { padding: 30px; }
  .scenario-content h3 { font-size: 28px; }
  .scenario-visual { padding: 24px; }
  .scenario-visual strong { font-size: 30px; }
  .contact-panel { padding: 25px; }
  .footer-nav { gap: 16px; max-width: 360px; }
}

@media (max-width: 840px) {
  html { scroll-padding-top: 96px; }
  .wrap { padding-inline: 32px; }
  .section { padding-block: 80px; }
  .site-header:not(.menu-ready) { position: static; }
  .header-inner { min-height: 76px; flex-wrap: wrap; gap: 0; }
  .brand-name { font-size: 21px; }
  .brand img { width: 30px; height: 37px; }
  .site-nav { flex-basis: 100%; flex-wrap: wrap; gap: 8px 24px; padding-bottom: 16px; }
  .site-nav .nav-contact { border: 0; padding-left: 0; margin: 0; }
  .menu-ready .menu-toggle { display: flex; }
  .menu-ready .site-nav { display: none; }
  .menu-ready .site-nav.is-open { display: flex; flex-direction: column; align-items: stretch; gap: 0; padding-top: 8px; max-height: calc(100dvh - 76px); overflow-y: auto; }
  .menu-ready .site-nav > a { min-height: 48px; border-top: 1px solid var(--line); }
  .menu-ready .site-nav .nav-contact { justify-content: space-between; }
  .hero { padding-top: 40px; }
  .hero h1 { font-size: 52px; }
  .hero-grid { gap: 12px; }
  .hero .eyebrow { max-width: 280px; gap: 8px; margin-bottom: 24px; }
  .hero .eyebrow-en { flex-basis: 100%; }
  .hero-description { font-size: 13px; }
  .hero-actions { gap: 12px; }
  .hero-actions .button { padding-inline: 17px; gap: 22px; font-size: 13px; }
  .hero-actions .text-link { font-size: 12px; gap: 12px; }
  .art-topline { font-size: 7px; padding-inline: 0; }
  .art-topline > span:last-child { display: none; }
  .art-caption { padding: 12px 0 0; gap: 8px; }
  .art-caption b { font-size: 22px; }
  .art-caption small { font-size: 13px; }
  .ribbon { border-width: 25px; }
  .ribbon-three { border-width: 19px; }
  .element-node strong { font-size: 25px; }
  .element-node span { font-size: 9px; }
  .node-people { left: 4%; }
  .node-process { right: 6%; }
  .node-ai { right: 5%; }
  .section-heading { gap: 25px; }
  .section-heading > .section-description { font-size: 13px; max-width: 285px; }
  .cover-word { font-size: 25px; left: 18px; bottom: 22px; }
  .cover-label { top: 17px; left: 18px; font-size: 7px; }
  .insight-grid { gap: 18px; }
  .insight h3 { font-size: 20px; }
  .insight-teaser { font-size: 12px; }
  .insight-meta { align-items: flex-start; flex-direction: column; gap: 3px; }
  .services-layout { grid-template-columns: .8fr 1.2fr; gap: 32px; }
  .services-intro h2 { font-size: 33px; }
  .services-intro .section-description { font-size: 13px; }
  .service summary { gap: 15px; padding-block: 24px; }
  .service h3 { font-size: 20px; }
  .service-body { padding-inline: 29px 0; }
  .scenario-chip { min-height: 44px; padding-inline: 15px; font-size: 12px; }
  .scenario-case { grid-template-columns: 1fr; }
  .scenario-visual { border-right: 0; border-bottom: 1px solid var(--line); border-radius: 4px 4px 0 0; padding: 26px; gap: 22px; }
  .scenario-visual strong { display: flex; flex-wrap: wrap; gap: 18px; font-size: 26px; }
  .scenario-content { padding: 24px; }
  .scenario-content h3 { font-size: 25px; }
  .process-list { gap: 25px; }
  .process-list h3 { font-size: 19px; }
  .about-grid, .faq-grid { gap: 40px; }
  .about-copy { padding-top: 40px; }
  .about-copy .about-intro { font-size: 20px; }
  .about-location { font-size: 9px; }
  .faq h2 { font-size: 33px; }
  .contact-grid { gap: 30px; grid-template-columns: 1fr 1fr; }
  .contact h2 { font-size: 32px; }
  .contact .section-description { font-size: 13px; }
  .contact-actions { gap: 9px; }
  .contact-actions .button { padding-inline: 12px; font-size: 12px; }
  .footer-nav { max-width: 260px; gap: 10px 18px; }
}

@media (max-width: 640px) {
  .wrap { padding-inline: 24px; }
  .section { padding-block: 64px; }
  h2 { font-size: 35px; }
  .eyebrow { gap: 10px; font-size: 11px; margin-bottom: 22px; }
  .eyebrow-en { font-size: 9px; }
  .hero { padding-top: 35px; }
  .hero-grid { grid-template-columns: 1fr; gap: 26px; padding-bottom: 25px; }
  .hero .eyebrow { max-width: none; font-size: 10px; gap: 8px; }
  .hero .eyebrow-en { flex-basis: auto; font-size: 9px; }
  .hero h1 { font-size: clamp(44px, 11.8vw, 64px); line-height: 1.22; }
  .hero-description { margin-top: 22px; font-size: 13px; max-width: 390px; }
  .hero-actions { gap: 20px; margin-top: 24px; }
  .hero-actions .button { min-height: 50px; padding: 11px 19px; }
  .hero-art { max-width: 430px; width: 100%; margin-inline: auto; }
  .art-topline { padding-inline: 10px; font-size: 8px; }
  .art-topline > span:last-child { display: inline; }
  .sculpture { aspect-ratio: 1.45; }
  .ribbon { top: 12%; width: 44%; left: 29%; border-width: 27px; }
  .ribbon-three { border-width: 22px; }
  .element-node strong { font-size: 24px; }
  .element-node span { font-size: 8px; }
  .node-people { top: 25%; left: 3%; }
  .node-process { top: 3%; right: 5%; }
  .node-ai { bottom: 4%; right: 4%; }
  .art-caption { padding: 10px 10px 0; }
  .art-caption b { font-size: 22px; }
  .art-caption small { font-size: 14px; }
  .hero-bottom { padding-block: 12px; font-size: 10px; gap: 12px; }
  .hero-bottom p > span { padding-inline: 8px; }
  .scroll-cue { gap: 8px; }
  .section-heading { align-items: flex-start; flex-direction: column; gap: 22px; margin-bottom: 32px; }
  .section-heading > .section-description { max-width: none; padding: 0; }
  .insight-grid { grid-template-columns: 1fr; gap: 36px; }
  .insight-cover { aspect-ratio: 1.5; }
  .cover-word { font-size: 34px; left: 26px; bottom: 24px; }
  .cover-label { top: 22px; left: 26px; font-size: 9px; }
  .insight-meta { flex-direction: row; margin-top: 20px; }
  .insight h3 { font-size: 25px; }
  .insight-teaser { font-size: 13px; }
  .disclosure-link { margin-top: 15px; padding-bottom: 5px; }
  .insight-body { font-size: 14px; }
  .services-layout, .about-grid, .faq-grid, .contact-grid { grid-template-columns: 1fr; gap: 35px; }
  .services-intro h2 { font-size: 35px; }
  .services-intro .section-description { margin-top: 20px; font-size: 14px; }
  .services-intro .text-link { margin-top: 16px; }
  .section-note { margin-top: 15px; font-size: 10px; }
  .section-note br { display: none; }
  .service summary { padding-block: 22px; gap: 15px; }
  .service h3 { font-size: 21px; }
  .service-brief { font-size: 12px; }
  .service-body { padding-left: 29px; font-size: 13px; }
  .scenario-switch { margin-bottom: 16px; }
  .scenario-case { grid-template-columns: 1fr; }
  .scenario-visual { padding: 21px; border-right: 0; border-bottom: 1px solid var(--line); }
  .scenario-visual strong { display: grid; gap: 10px; font-size: 24px; }
  .scenario-content { padding: 20px; }
  .scenario-content h3 { font-size: 23px; }
  .scenario-route { padding-block: 14px; }
  .scenario-value > span { display: inline; margin-right: 12px; }
  .scenario-disclaimer { font-size: 10px; }
  .process-list { grid-template-columns: 1fr 1fr; gap: 34px 25px; margin-top: 35px; }
  .process-number { margin-bottom: 20px; }
  .process-list h3 { font-size: 19px; }
  .process-list p { font-size: 12px; }
  .process-list li > div { margin-top: 18px; font-size: 11px; }
  .approach-footer { flex-direction: column; align-items: flex-start; gap: 8px; }
  .approach-footer strong { font-size: 13px; }
  .approach-footer > span { font-size: 11px; }
  .about-statement h2 { font-size: 33px; }
  .about-brand { font-size: 83px; padding-block: 32px 28px; }
  .about-location { font-size: 10px; }
  .about-copy { padding-top: 0; }
  .about-copy .about-intro { font-size: 21px; }
  .about-copy > p { font-size: 13px; }
  .about-pillars li { grid-template-columns: 1fr; gap: 6px; }
  .about-pillars h3 { margin-top: 0; font-size: 15px; }
  .faq h2 { font-size: 33px; }
  .faq .section-description { margin-top: 20px; }
  .faq-list summary { font-size: 13px; padding-block: 21px; }
  .faq-answer p { font-size: 13px; padding-right: 12px; }
  .contact h2 { font-size: 34px; }
  .contact .section-description { font-size: 14px; margin-top: 23px; }
  .contact-location { margin-top: 24px; }
  .contact-panel { padding: 27px 24px; }
  .email-address, .phone-number { font-size: 22px; }
  .contact-actions { gap: 16px; }
  .contact-actions .button { font-size: 13px; padding-inline: 18px; min-height: 50px; }
  .site-footer { padding-top: 36px; }
  .footer-top { flex-wrap: wrap; gap: 22px; }
  .footer-nav { flex-basis: 100%; order: 3; max-width: none; gap: 8px 20px; }
  .back-top { margin-left: auto; gap: 9px; font-size: 11px; }
  .footer-bottom { flex-direction: column; font-size: 9px; }
}

@media (max-width: 360px) {
  .wrap { padding-inline: 20px; }
  .hero h1 { font-size: 44px; }
  .hero .eyebrow-en { font-size: 8px; }
  .hero-actions { gap: 15px; }
  .hero-actions .button { padding-inline: 14px; gap: 16px; }
  .hero-actions .text-link { font-size: 11px; gap: 9px; }
  .ribbon { border-width: 24px; }
  .ribbon-three { border-width: 18px; }
  .element-node strong { font-size: 22px; }
  .element-node span { font-size: 8px; }
  .service h3 { font-size: 18px; }
  .service summary { gap: 11px; }
  .service-brief { font-size: 11px; }
  .service-body { padding-left: 25px; }
  .about-brand { font-size: 72px; }
  .email-address, .phone-number { font-size: 18px; }
  .contact-actions { gap: 10px; }
  .contact-actions .button { padding-inline: 13px; font-size: 12px; }
  .contact-location { font-size: 10px; }
  .contact h2 { font-size: 30px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
}

@media print {
  html { scroll-padding-top: 0; }
  body { color: #111; font-size: 11pt; }
  .site-header, .skip-link, .hero-actions, .hero-bottom, .hero-art, .text-link, .disclosure-link, .contact-actions, .contact-feedback, .back-top, .footer-nav { display: none !important; }
  .wrap { width: 100%; padding-inline: 0; }
  .section, .hero { padding-block: 25px; background: white; }
  .hero-grid, .services-layout, .about-grid, .faq-grid, .contact-grid { display: block; }
  .hero h1 { font-size: 38pt; }
  h2 { font-size: 24pt; }
  .insight-grid { display: block; }
  .insight { margin-top: 24px; }
  .insight-cover { display: none; }
  details::details-content { content-visibility: visible; }
  .insight-body, .service-body, .faq-answer { display: block !important; }
  .service summary, h2, h3, h4 { break-after: avoid; }
  .scenario-switch { display: none; }
  .scenario-stage { border: 0; background: white; }
  .scenario-case { display: block; margin-top: 22px; border-top: 1px solid var(--line); padding-top: 20px; }
  .scenario-visual { border: 0; background: white; padding: 0; margin-bottom: 14px; }
  .scenario-content { padding: 0; }
  .scenario-case[hidden] { display: block !important; }
  .about-brand { display: none; }
  .about-copy, .service-list, .faq-list { margin-top: 25px; }
  .contact-panel { margin-top: 20px; border: 1px solid #aaa; break-inside: avoid; }
  .email-address { font-size: 16pt; }
}