:root {
  --ink: #101316;
  --paper: #f7f5ef;
  --muted: #6d7478;
  --line: rgba(16, 19, 22, 0.14);
  --night: #080d11;
  --steel: #7fa9bb;
  --gold: #c89545;
  --white: #ffffff;
  --radius: 8px;
  --content: 1440px;
  --reading: 1040px;
  --gutter: clamp(22px, 5vw, 88px);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
}

a {
  color: inherit;
  text-decoration: none;
}

.site-header {
  position: fixed;
  z-index: 20;
  top: 0;
  left: 0;
  right: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px max(var(--gutter), calc((100vw - var(--content)) / 2 + var(--gutter)));
  color: var(--white);
  transition: background 180ms ease, color 180ms ease, border-color 180ms ease;
  border-bottom: 1px solid rgba(255, 255, 255, 0.14);
}

.site-header.is-scrolled,
.site-header.nav-open {
  color: var(--ink);
  background: rgba(247, 245, 239, 0.94);
  border-color: var(--line);
  backdrop-filter: blur(18px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
}

.brand-logo {
  width: 40px;
  height: 40px;
  object-fit: contain;
  flex: 0 0 auto;
}

.brand strong,
.brand small {
  display: block;
  line-height: 1.05;
}

.brand strong {
  font-size: 17px;
}

.brand small {
  margin-top: 4px;
  color: currentColor;
  opacity: 0.72;
  font-size: 11px;
  letter-spacing: 0;
}

.nav {
  display: flex;
  align-items: center;
  gap: clamp(14px, 2vw, 26px);
  font-size: 14px;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 18px;
}

.nav a {
  opacity: 0.82;
}

.nav a:hover {
  opacity: 1;
}

.nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  border: 1px solid currentColor;
  border-radius: 50%;
  background: transparent;
  color: inherit;
}

.nav-toggle span {
  display: block;
  width: 16px;
  height: 1px;
  margin: 5px auto;
  background: currentColor;
}

.language-switcher {
  display: inline-flex;
  align-items: center;
  gap: 2px;
  padding: 3px;
  border: 1px solid rgba(255, 255, 255, 0.28);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
}

.site-header.is-scrolled .language-switcher,
.site-header.nav-open .language-switcher {
  border-color: var(--line);
  background: rgba(16, 19, 22, 0.04);
}

.language-switcher button {
  min-width: 34px;
  height: 28px;
  border: 0;
  border-radius: 999px;
  background: transparent;
  color: currentColor;
  cursor: pointer;
  font: inherit;
  font-size: 12px;
  font-weight: 800;
}

.language-switcher button.is-active {
  color: var(--ink);
  background: var(--white);
}

.site-header.is-scrolled .language-switcher button.is-active,
.site-header.nav-open .language-switcher button.is-active {
  color: var(--white);
  background: var(--ink);
}

.hero {
  position: relative;
  min-height: 94vh;
  display: grid;
  align-items: center;
  overflow: hidden;
  color: var(--white);
}

.hero-media,
.hero-shade {
  position: absolute;
  inset: 0;
}

.hero-media {
  background-image: url("prospectra-hero.png");
  background-size: cover;
  background-position: center;
  transform: scale(1.02);
}

.hero-shade {
  background:
    linear-gradient(90deg, rgba(5, 8, 11, 0.94) 0%, rgba(5, 8, 11, 0.7) 34%, rgba(5, 8, 11, 0.18) 72%),
    linear-gradient(0deg, rgba(5, 8, 11, 0.72), rgba(5, 8, 11, 0.08) 52%);
}

.hero-content {
  position: relative;
  width: min(760px, calc(100% - 40px));
  margin-left: clamp(20px, 7vw, 92px);
  padding-top: 72px;
}

.eyebrow {
  margin: 0 0 16px;
  color: var(--gold);
  font-size: 12px;
  font-weight: 760;
  letter-spacing: 0;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  max-width: 760px;
  margin-bottom: 24px;
  font-size: clamp(44px, 6.2vw, 86px);
  line-height: 0.96;
  letter-spacing: 0;
  overflow-wrap: break-word;
  word-break: normal;
}

.hero-copy {
  max-width: 650px;
  color: rgba(255, 255, 255, 0.82);
  font-size: clamp(18px, 2vw, 23px);
  line-height: 1.48;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 34px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 20px;
  border: 1px solid rgba(255, 255, 255, 0.35);
  border-radius: var(--radius);
  font-weight: 760;
  font-size: 14px;
}

.button.primary {
  color: var(--ink);
  background: var(--white);
  border-color: var(--white);
}

.button.secondary {
  color: var(--white);
}

.button.dark-outline {
  color: var(--ink);
  border-color: var(--line);
}

.hero-strip {
  position: absolute;
  left: clamp(20px, 7vw, 92px);
  right: clamp(20px, 7vw, 92px);
  bottom: 26px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  background: rgba(255, 255, 255, 0.12);
  backdrop-filter: blur(12px);
}

.hero-strip span {
  min-height: 58px;
  display: flex;
  align-items: center;
  padding: 0 18px;
  background: rgba(8, 13, 17, 0.38);
  color: rgba(255, 255, 255, 0.78);
  font-size: 13px;
  font-weight: 700;
}

.section {
  padding: clamp(72px, 9vw, 118px) var(--gutter);
}

.section > * {
  width: min(100%, var(--content));
  margin-left: auto;
  margin-right: auto;
}

.section-heading {
  max-width: var(--reading);
  margin-bottom: 34px;
  margin-left: auto;
  margin-right: auto;
}

h2 {
  font-size: clamp(34px, 3.35vw, 54px);
  line-height: 1.08;
  letter-spacing: 0;
  overflow-wrap: break-word;
  word-break: normal;
}

html[lang="zh-Hant"] h2,
html[lang="zh-Hans"] h2,
html[lang="ja"] h2 {
  font-size: clamp(34px, 3vw, 50px);
  line-height: 1.12;
}

.intro-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 0.8fr);
  gap: clamp(30px, 6vw, 86px);
  align-items: start;
}

.intro-grid .metric-row {
  grid-column: 1 / -1;
}

.intro-grid > p,
.contact p,
.notice p {
  color: var(--muted);
  font-size: 18px;
  line-height: 1.7;
}

.metric-row {
  display: grid;
  gap: 12px;
}

.metric-row div {
  display: grid;
  grid-template-columns: 70px 1fr;
  align-items: center;
  min-height: 76px;
  border-top: 1px solid var(--line);
}

.metric-row strong {
  font-size: 24px;
}

.metric-row span {
  color: var(--muted);
  font-weight: 700;
}

.section-visual {
  margin: 0;
  position: relative;
  overflow: hidden;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: #15191c;
  min-height: 260px;
}

.section > .section-visual {
  margin-left: auto;
  margin-right: auto;
}

.section-visual img {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 260px;
  object-fit: cover;
}

.section-visual.wide {
  margin-top: -4px;
  margin-bottom: 34px;
  max-width: 1360px;
  aspect-ratio: 16 / 5.4;
}

.section-visual.dark-visual {
  margin-top: -4px;
  margin-bottom: 24px;
  max-width: 1360px;
  border-color: rgba(255, 255, 255, 0.14);
  aspect-ratio: 16 / 5.6;
}

.solutions {
  background: #fffdf7;
}

.solution-grid,
.client-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.relations-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.solution-grid article,
.client-grid article,
.relations-grid > div {
  min-height: 260px;
  padding: 26px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.5);
}

.solution-grid span {
  display: block;
  margin-bottom: 42px;
  color: var(--gold);
  font-weight: 850;
}

.solution-grid h3,
.client-grid h3,
.relations-grid h3 {
  margin-bottom: 14px;
  font-size: 24px;
  line-height: 1.1;
}

.solution-grid p,
.client-grid p,
.relations-grid p,
.section-copy {
  color: var(--muted);
  line-height: 1.65;
}

.journey {
  background: #f0eee7;
}

.clients {
  background: var(--paper);
}

.client-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.client-grid article {
  min-height: 230px;
}

.group {
  color: var(--white);
  background: var(--night);
}

.group .section-copy {
  color: rgba(255, 255, 255, 0.72);
  max-width: 760px;
}

.venture-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.venture-card {
  min-height: 520px;
  display: flex;
  flex-direction: column;
  padding: clamp(24px, 3vw, 34px);
  border: 1px solid rgba(255, 255, 255, 0.13);
  border-radius: var(--radius);
  background: #11181d;
}

.venture-card.accent-blue {
  background: linear-gradient(160deg, #11181d, #16303b);
}

.venture-card.accent-gold {
  background: linear-gradient(160deg, #151311, #3a2a17);
}

.card-index {
  color: var(--gold);
  font-weight: 800;
}

.venture-card h3 {
  margin: auto 0 18px;
  font-size: clamp(28px, 3vw, 42px);
  line-height: 1;
}

.venture-card p,
.venture-card li {
  color: rgba(255, 255, 255, 0.74);
  line-height: 1.65;
}

.venture-card ul {
  padding-left: 18px;
  margin: 10px 0 26px;
}

.text-link {
  margin-top: auto;
  color: var(--white);
  font-weight: 800;
  border-bottom: 1px solid currentColor;
  width: fit-content;
}

.service-link {
  display: inline-flex;
  margin-top: 18px;
  color: var(--ink);
  font-weight: 800;
  border-bottom: 1px solid currentColor;
}

.venture-card:has(a),
.insight-card:has(a),
.page-card:has(a),
.career-role:has(a) {
  cursor: pointer;
}

.page-main {
  padding-top: 82px;
}

.page-hero {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(360px, 0.78fr);
  gap: clamp(34px, 6vw, 90px);
  align-items: end;
  padding: clamp(82px, 10vw, 132px) var(--gutter) clamp(48px, 7vw, 88px);
  background: #fffdf7;
}

.page-hero > * {
  width: min(100%, var(--content));
  min-width: 0;
}

.page-hero h1 {
  color: var(--ink);
  font-size: clamp(44px, 5vw, 76px);
  max-width: 100%;
}

html[lang="zh-Hant"] .page-hero h1,
html[lang="zh-Hans"] .page-hero h1,
html[lang="ja"] .page-hero h1 {
  font-size: clamp(40px, 4.1vw, 64px);
  line-height: 1.08;
  overflow-wrap: anywhere;
  word-break: normal;
}

.page-hero p:not(.eyebrow) {
  color: var(--muted);
  font-size: clamp(18px, 1.8vw, 22px);
  line-height: 1.6;
}

.page-visual {
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  aspect-ratio: 4 / 3;
  background: #15191c;
}

.page-visual img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
}

.content-band {
  padding: clamp(64px, 8vw, 110px) var(--gutter);
}

.content-band > * {
  width: min(100%, var(--content));
  margin-left: auto;
  margin-right: auto;
}

.content-band.alt {
  background: #fffdf7;
}

.detail-grid,
.page-card-grid {
  display: grid;
  gap: 16px;
}

.detail-grid {
  grid-template-columns: minmax(0, 0.75fr) minmax(0, 1fr);
  gap: clamp(32px, 6vw, 82px);
}

.page-card-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.page-card {
  min-height: 250px;
  padding: 26px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.58);
}

.page-card h3 {
  font-size: 24px;
  line-height: 1.15;
}

.page-card p,
.detail-copy,
.detail-list li {
  color: var(--muted);
  line-height: 1.68;
}

.story-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(320px, 0.85fr);
  gap: clamp(28px, 5vw, 72px);
  align-items: center;
}

.story-grid.reverse {
  grid-template-columns: minmax(320px, 0.85fr) minmax(0, 1.05fr);
}

.story-grid.reverse .story-media {
  order: -1;
}

.story-copy {
  display: grid;
  gap: 18px;
}

.story-copy p {
  color: var(--muted);
  font-size: 18px;
  line-height: 1.72;
}

.story-media {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  aspect-ratio: 5 / 4;
  background: #15191c;
}

.story-media img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
}

.case-grid,
.insight-grid {
  display: grid;
  gap: 16px;
}

.case-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.case-card {
  min-height: 310px;
  padding: clamp(24px, 3vw, 34px);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fffdf7;
}

.case-card strong {
  display: block;
  margin-bottom: 28px;
  color: var(--gold);
}

.case-card h3 {
  font-size: clamp(26px, 2.4vw, 34px);
}

.case-card p {
  color: var(--muted);
  line-height: 1.68;
}

.insight-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.insight-card {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.58);
}

.insight-card img {
  width: 100%;
  height: 180px;
  display: block;
  object-fit: cover;
}

.insight-card div {
  padding: 22px;
}

.insight-card h3 {
  font-size: 22px;
}

.insight-card p {
  color: var(--muted);
  line-height: 1.6;
}

.career-role-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.career-role {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.62);
}

.career-role img {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.career-role div {
  padding: clamp(22px, 3vw, 32px);
}

.career-role span {
  display: block;
  margin-bottom: 14px;
  color: var(--gold);
  font-weight: 850;
}

.career-role h3 {
  font-size: clamp(26px, 2.6vw, 40px);
  line-height: 1.05;
}

.career-role p,
.career-role li {
  color: var(--muted);
  line-height: 1.65;
}

.career-role ul {
  display: grid;
  gap: 10px;
  padding-left: 18px;
}

.home-editorial {
  background: #fffdf7;
}

.detail-list {
  margin: 0;
  padding-left: 18px;
}

.page-kicker {
  color: var(--gold);
  font-weight: 850;
}

.page-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.language-panel {
  display: none;
}

html[lang="en"] .language-panel[data-panel-lang="en"],
html[lang="zh-Hant"] .language-panel[data-panel-lang="zh-Hant"],
html[lang="zh-Hans"] .language-panel[data-panel-lang="zh-Hans"],
html[lang="ja"] .language-panel[data-panel-lang="ja"] {
  display: contents;
}

.detail-rich-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(300px, 0.72fr);
  gap: clamp(28px, 5vw, 72px);
  align-items: start;
}

.detail-rich-grid article {
  padding-top: 4px;
}

.detail-rich-grid h2 {
  max-width: 860px;
  font-size: clamp(30px, 4vw, 56px);
  line-height: 0.98;
}

.detail-rich-grid p {
  color: var(--muted);
  font-size: 18px;
  line-height: 1.72;
}

.detail-note {
  display: grid;
  gap: 16px;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.58);
}

.detail-note strong {
  font-size: 18px;
}

.detail-note ul {
  display: grid;
  gap: 12px;
  padding-left: 18px;
  color: var(--muted);
  line-height: 1.58;
}

.method {
  background: #fffdf7;
}

.timeline {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  border-top: 1px solid var(--line);
}

.step {
  min-height: 260px;
  padding: 26px 22px;
  border-right: 1px solid var(--line);
}

.step:last-child {
  border-right: 0;
}

.step span {
  display: block;
  margin-bottom: 72px;
  color: var(--gold);
  font-weight: 850;
}

.step p {
  color: var(--muted);
  line-height: 1.65;
}

.compliance {
  background: var(--ink);
  color: var(--white);
}

.notice {
  max-width: 920px;
}

.notice p {
  color: rgba(255, 255, 255, 0.72);
}

.contact {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 0.56fr);
  gap: clamp(34px, 6vw, 92px);
  align-items: end;
}

.advisor {
  background: #fffdf7;
}

.offices {
  background: #f0eee7;
}

.office-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(360px, 1fr);
  gap: clamp(30px, 6vw, 84px);
  align-items: center;
}

.office-visual {
  aspect-ratio: 4 / 3;
}

.office-layout p:not(.eyebrow) {
  color: var(--muted);
  font-size: 18px;
  line-height: 1.7;
}

.office-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 30px;
}

.office-list div {
  min-height: 118px;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.46);
}

.office-list strong,
.office-list span {
  display: block;
}

.office-list strong {
  margin-bottom: 12px;
  font-size: 17px;
}

.office-list span {
  color: var(--muted);
  line-height: 1.45;
}

.dark-button {
  color: var(--white);
  background: var(--ink);
  border-color: var(--ink);
}

.light-button {
  color: var(--ink);
  background: transparent;
  border-color: var(--line);
}

.contact-panel {
  display: grid;
  gap: 18px;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fffdf7;
}

.contact-logo {
  width: min(260px, 100%);
  height: auto;
  margin-bottom: 6px;
}

.contact-panel a {
  font-size: clamp(24px, 3vw, 34px);
  font-weight: 850;
  overflow-wrap: anywhere;
}

.contact-panel span {
  color: var(--muted);
  font-weight: 700;
}

.form-main {
  background: var(--paper);
}

.form-hero {
  width: min(100%, var(--content));
  margin: 0 auto;
  padding: clamp(62px, 8vw, 108px) var(--gutter) 34px;
}

.form-hero h1 {
  max-width: 880px;
  margin: 18px 0;
  font-size: clamp(44px, 6vw, 86px);
  line-height: 1.02;
  letter-spacing: 0;
  overflow-wrap: anywhere;
}

.form-hero p:not(.eyebrow) {
  max-width: 760px;
  color: var(--muted);
  font-size: clamp(18px, 2vw, 23px);
  line-height: 1.55;
}

.back-link {
  display: inline-flex;
  align-items: center;
  margin-bottom: 28px;
  color: var(--ink);
  font-weight: 850;
  text-decoration: none;
}

.back-link::before {
  content: "←";
  margin-right: 10px;
}

.form-shell {
  width: min(100%, var(--content));
  margin: 0 auto;
  padding: 0 var(--gutter) clamp(72px, 8vw, 116px);
}

.advisor-form,
.advisor-console {
  display: grid;
  gap: 22px;
  width: min(100%, 1120px);
  padding: clamp(24px, 4vw, 46px);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.82);
  box-shadow: 0 20px 54px rgba(15, 18, 22, 0.07);
}

.form-intro {
  max-width: 720px;
}

.form-intro h2 {
  margin: 8px 0 10px;
  font-size: clamp(30px, 4vw, 48px);
  line-height: 1.08;
}

.form-intro p:not(.eyebrow),
.form-notice,
.form-status {
  color: var(--muted);
  line-height: 1.65;
}

.form-grid {
  display: grid;
  gap: 16px;
}

.form-grid.two {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.form-grid.three {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.advisor-form label,
.case-item label {
  display: grid;
  gap: 8px;
  min-width: 0;
  color: var(--ink);
  font-weight: 850;
}

.advisor-form input,
.advisor-form select,
.advisor-form textarea,
.case-item input,
.case-item select {
  width: 100%;
  min-height: 50px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 12px 14px;
  background: #fff;
  color: var(--ink);
  font: inherit;
}

.advisor-form textarea {
  min-height: 118px;
  resize: vertical;
}

.advisor-form input:focus,
.advisor-form select:focus,
.advisor-form textarea:focus,
.case-item input:focus,
.case-item select:focus {
  outline: 2px solid rgba(17, 19, 22, 0.18);
  outline-offset: 2px;
  border-color: rgba(17, 19, 22, 0.45);
}

.is-hidden {
  display: none !important;
}

.form-actions,
.console-toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
}

.form-status.is-error {
  color: #9f2d22;
  font-weight: 800;
}

.form-status.is-success {
  color: #1f6f43;
  font-weight: 800;
}

.case-list {
  display: grid;
  gap: 18px;
}

.case-item {
  display: grid;
  gap: 16px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #fff;
}

.case-head {
  display: flex;
  gap: 18px;
  align-items: start;
  justify-content: space-between;
}

.case-head h2 {
  margin: 6px 0;
  font-size: clamp(24px, 3vw, 34px);
}

.case-head span,
.case-head p,
.case-meta {
  color: var(--muted);
}

.case-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  font-size: 14px;
}

.case-meta span {
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 7px 10px;
  background: rgba(246, 244, 238, 0.72);
}

.footer {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding: 28px max(var(--gutter), calc((100vw - var(--content)) / 2 + var(--gutter)));
  color: rgba(255, 255, 255, 0.66);
  background: var(--night);
  font-size: 13px;
}

@media (max-width: 980px) {
  .venture-grid,
  .timeline,
  .intro-grid,
  .contact,
  .solution-grid,
  .client-grid,
  .relations-grid,
  .office-layout,
  .page-hero,
  .detail-grid,
  .page-card-grid,
  .story-grid,
  .story-grid.reverse,
  .case-grid,
  .insight-grid,
  .detail-rich-grid,
  .career-role-grid {
    grid-template-columns: 1fr;
  }

  .story-grid.reverse .story-media {
    order: 0;
  }

  .section-visual.wide,
  .section-visual.dark-visual {
    aspect-ratio: 4 / 3;
  }

  .venture-card {
    min-height: 420px;
  }

  .step {
    min-height: auto;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .step span {
    margin-bottom: 28px;
  }
}

@media (max-width: 760px) {
  .site-header {
    padding: 14px 18px;
  }

  .nav-toggle {
    display: block;
    order: 3;
    margin-left: 8px;
  }

  .header-actions {
    margin-left: auto;
  }

  .brand-logo {
    width: 36px;
    height: 36px;
  }

  .nav {
    position: absolute;
    top: 70px;
    left: 14px;
    right: 14px;
    display: none;
    padding: 14px;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: rgba(247, 245, 239, 0.98);
    color: var(--ink);
  }

  .site-header.nav-open .nav {
    display: grid;
    gap: 14px;
  }

  .hero {
    min-height: 880px;
    align-items: start;
  }

  .hero-media {
    background-position: 58% center;
  }

  .hero-shade {
    background:
      linear-gradient(180deg, rgba(5, 8, 11, 0.96) 0%, rgba(5, 8, 11, 0.82) 46%, rgba(5, 8, 11, 0.3) 100%);
  }

  .hero-content {
    width: calc(100% - 36px);
    margin: 0 18px;
    padding-top: 122px;
  }

  h1 {
    font-size: clamp(34px, 10vw, 43px);
    line-height: 1.08;
  }

  .page-main {
    padding-top: 78px;
  }

  .page-hero {
    gap: 28px;
    align-items: start;
    padding: 56px 18px 44px;
  }

  .page-hero h1 {
    max-width: 100%;
    font-size: clamp(34px, 9.6vw, 44px);
    line-height: 1.12;
  }

  .page-hero p:not(.eyebrow) {
    font-size: 17px;
  }

  .page-visual,
  .story-media {
    aspect-ratio: 16 / 10;
  }

  .content-band {
    padding: 56px 18px;
  }

  .detail-rich-grid h2,
  .story-copy h2,
  .content-band h2 {
    font-size: clamp(28px, 8vw, 36px);
    line-height: 1.16;
  }

  .detail-rich-grid p,
  .story-copy p {
    font-size: 16px;
  }

  .detail-note {
    padding: 20px;
  }

  .page-card,
  .case-card {
    min-height: auto;
    padding: 22px;
  }

  .hero-strip {
    left: 18px;
    right: 18px;
    grid-template-columns: 1fr;
  }

  .office-list {
    grid-template-columns: 1fr;
  }

  .form-hero,
  .form-shell {
    padding-left: 18px;
    padding-right: 18px;
  }

  .form-hero {
    padding-top: 48px;
  }

  .form-hero h1 {
    max-width: 100%;
    font-size: clamp(34px, 9.4vw, 46px);
    line-height: 1.12;
  }

  .advisor-form,
  .advisor-console {
    padding: 20px;
    border-radius: 10px;
  }

  .form-grid.two,
  .form-grid.three {
    grid-template-columns: 1fr;
  }

  .form-actions {
    align-items: stretch;
  }

  .form-actions .button,
  .console-toolbar .button {
    width: 100%;
    justify-content: center;
  }

  .case-head {
    display: grid;
  }

  .case-meta {
    display: grid;
  }

  .section {
    padding: 68px 18px;
  }

  html[lang="zh-Hant"] h2,
  html[lang="zh-Hans"] h2,
  html[lang="ja"] h2 {
    font-size: clamp(28px, 8vw, 36px);
    line-height: 1.16;
  }

  .footer {
    display: grid;
  }
}