:root {
  --paper: #f7f3ee;
  --paper-strong: #fffaf4;
  --ink: #18212f;
  --muted: #667085;
  --orange: #f97316;
  --teal: #00bfa6;
  --line: #e5e1da;
  --shadow: 0 24px 80px rgba(24, 33, 47, 0.12);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family:
    Inter,
    "HarmonyOS Sans SC",
    "Noto Sans SC",
    "Microsoft YaHei",
    Arial,
    sans-serif;
  line-height: 1.6;
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  width: min(1180px, calc(100% - 40px));
  height: 82px;
  margin: 0 auto;
  border-bottom: 1px solid rgba(229, 225, 218, 0.78);
  background: rgba(247, 243, 238, 0.84);
  backdrop-filter: blur(16px);
}

.brand {
  display: inline-flex;
  align-items: center;
  flex: 0 0 auto;
  white-space: nowrap;
}

.brand-logo {
  display: block;
  width: 300px;
  height: 68px;
  object-fit: contain;
  object-position: left center;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 24px;
  color: rgba(24, 33, 47, 0.72);
  font-size: 14px;
  font-weight: 650;
}

.nav-links a {
  transition: color 160ms ease;
}

.nav-links a:hover {
  color: var(--ink);
}

.header-action,
.button-primary,
.button-secondary,
.button-contact {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  border-radius: 999px;
  font-size: 15px;
  font-weight: 760;
  transition:
    transform 180ms ease,
    box-shadow 180ms ease,
    border-color 180ms ease;
}

.header-action {
  padding: 0 18px;
  color: var(--paper);
  background: var(--ink);
}

.button-primary {
  padding: 0 22px;
  color: var(--paper);
  background: var(--ink);
  box-shadow: 0 16px 36px rgba(24, 33, 47, 0.18);
}

.button-secondary {
  padding: 0 22px;
  border: 1px solid var(--line);
  background: rgba(255, 250, 244, 0.68);
}

.button-contact {
  padding: 0 20px;
  border: 1px solid rgba(247, 243, 238, 0.42);
  color: var(--paper);
  background: rgba(247, 243, 238, 0.12);
  backdrop-filter: blur(12px);
}

.header-action:hover,
.button-primary:hover,
.button-secondary:hover,
.button-contact:hover {
  transform: translateY(-2px);
}

.hero {
  position: relative;
  min-height: min(760px, calc(100vh - 82px));
  overflow: hidden;
  color: var(--paper);
  background: var(--ink);
}

.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  background:
    linear-gradient(90deg, rgba(10, 17, 26, 0.84) 0%, rgba(10, 17, 26, 0.62) 42%, rgba(10, 17, 26, 0.18) 74%),
    linear-gradient(180deg, rgba(10, 17, 26, 0.18), rgba(10, 17, 26, 0.58));
  pointer-events: none;
}

.hero-video {
  position: absolute;
  inset: 0;
  z-index: 0;
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-canvas {
  position: absolute;
  inset: 0;
  z-index: 2;
  width: 100%;
  height: 100%;
  opacity: 0.3;
  mix-blend-mode: screen;
}

.hero-inner {
  position: relative;
  z-index: 3;
  display: flex;
  align-items: center;
  width: min(1180px, calc(100% - 40px));
  min-height: min(760px, calc(100vh - 82px));
  margin: 0 auto;
  padding: 72px 0 58px;
}

.hero-copy {
  max-width: 890px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  margin: 0 0 16px;
  color: rgba(24, 33, 47, 0.66);
  font-size: 14px;
  font-weight: 780;
  line-height: 1;
  letter-spacing: 0;
}

.eyebrow::before {
  content: "";
  width: 34px;
  height: 1px;
  background: linear-gradient(90deg, rgba(249, 115, 22, 0.9), rgba(24, 33, 47, 0.14));
}

.hero-eyebrow {
  color: rgba(247, 243, 238, 0.84);
  font-size: 16px;
  font-weight: 760;
}

.hero-eyebrow::before {
  width: 42px;
  height: 2px;
  background: linear-gradient(90deg, var(--orange), rgba(0, 191, 166, 0.64));
}

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

h1 {
  max-width: 890px;
  margin-bottom: 20px;
  font-size: clamp(50px, 4.7vw, 72px);
  line-height: 1.08;
  letter-spacing: 0;
  text-shadow: 0 18px 58px rgba(0, 0, 0, 0.28);
}

h1 span {
  display: inline;
  white-space: nowrap;
}

.hero-lede {
  max-width: 760px;
  margin-bottom: 24px;
  color: rgba(247, 243, 238, 0.78);
  font-size: clamp(17px, 1.55vw, 21px);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 30px;
}

.hero-metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  max-width: 680px;
  border-top: 1px solid rgba(247, 243, 238, 0.22);
  border-bottom: 1px solid rgba(247, 243, 238, 0.22);
  backdrop-filter: blur(10px);
}

.hero-metrics div {
  min-height: 76px;
  padding: 14px 18px;
  border-right: 1px solid rgba(247, 243, 238, 0.18);
}

.hero-metrics div:last-child {
  border-right: 0;
}

.hero-metrics strong {
  display: block;
  color: var(--paper);
  font-size: 20px;
  line-height: 1.2;
}

.hero-metrics span {
  display: block;
  margin-top: 6px;
  color: rgba(247, 243, 238, 0.68);
  font-size: 14px;
}

.video-sound-toggle {
  position: absolute;
  right: max(20px, calc((100% - 1180px) / 2));
  bottom: 28px;
  z-index: 4;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 36px;
  padding: 0 14px;
  border: 1px solid rgba(247, 243, 238, 0.32);
  border-radius: 999px;
  color: var(--paper);
  background: rgba(24, 33, 47, 0.72);
  backdrop-filter: blur(12px);
  box-shadow: 0 12px 28px rgba(10, 17, 26, 0.24);
  cursor: pointer;
  font: inherit;
  font-size: 13px;
  font-weight: 760;
  line-height: 1;
  transition:
    background 160ms ease,
    border-color 160ms ease,
    transform 160ms ease;
}

.video-sound-toggle:hover {
  transform: translateY(-1px);
  border-color: rgba(0, 191, 166, 0.72);
  background: rgba(24, 33, 47, 0.86);
}

.video-sound-toggle[aria-pressed="true"] {
  border-color: rgba(0, 191, 166, 0.74);
  background: rgba(0, 191, 166, 0.86);
}

.section {
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto;
  padding: 56px 0;
}

.section-heading {
  max-width: 760px;
  margin-bottom: 24px;
}

.value-band {
  width: 100%;
  margin: 34px 0 0;
  padding: 64px max(20px, calc((100% - 1180px) / 2)) 72px;
  border-top: 1px solid rgba(24, 33, 47, 0.08);
  border-bottom: 1px solid rgba(24, 33, 47, 0.08);
  background:
    radial-gradient(circle at 88% 18%, rgba(0, 191, 166, 0.13), transparent 25%),
    linear-gradient(180deg, rgba(255, 250, 244, 0.72), rgba(237, 232, 225, 0.66));
}

.value-inner {
  display: block;
  margin-bottom: 34px;
}

.value-heading {
  max-width: 880px;
  margin: 0 auto;
  margin-bottom: 0;
  padding: 4px 0;
  text-align: center;
}

.value-heading .eyebrow {
  justify-content: center;
  width: 100%;
}

.section-heading.compact {
  max-width: 660px;
}

.section-heading h2,
.boundary-panel h2,
.contact-copy h2 {
  margin-bottom: 14px;
  font-size: clamp(30px, 3.65vw, 52px);
  line-height: 1.08;
  letter-spacing: 0;
}

.section-heading p:not(.eyebrow),
.boundary-panel p,
.contact-copy p {
  color: rgba(24, 33, 47, 0.68);
  font-size: 18px;
}

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

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

.card-grid.five {
  grid-template-columns: repeat(5, minmax(0, 1fr));
}

.info-card,
.audience-card {
  min-height: 216px;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 250, 244, 0.62);
}

.value-band .card-grid {
  width: 100%;
  gap: 14px;
}

.value-band .info-card {
  min-height: 218px;
  border-color: rgba(24, 33, 47, 0.08);
  background: rgba(255, 250, 244, 0.82);
  box-shadow: 0 18px 48px rgba(24, 33, 47, 0.08);
}

.value-band .info-card:nth-child(even) {
  background: rgba(24, 33, 47, 0.94);
}

.value-band .info-card:nth-child(even) h3 {
  color: var(--paper);
}

.value-band .info-card:nth-child(even) p {
  color: rgba(247, 243, 238, 0.7);
}

.info-card h3,
.audience-card h3,
.service-flow h3 {
  margin-bottom: 10px;
  font-size: 21px;
  line-height: 1.2;
}

.info-card p,
.audience-card p,
.service-flow p {
  margin-bottom: 0;
  color: rgba(24, 33, 47, 0.66);
}

.card-mark {
  display: block;
  position: relative;
  width: 44px;
  height: 44px;
  margin-bottom: 34px;
  border: 1px solid rgba(249, 115, 22, 0.22);
  border-radius: 8px;
  background:
    linear-gradient(135deg, rgba(249, 115, 22, 0.14), rgba(0, 191, 166, 0.08)),
    rgba(255, 250, 244, 0.86);
}

.card-mark::before,
.card-mark::after {
  content: "";
  position: absolute;
  border-radius: 999px;
}

.card-mark::before {
  left: 12px;
  top: 12px;
  width: 18px;
  height: 18px;
  background: var(--orange);
  box-shadow: 12px 12px 0 rgba(0, 191, 166, 0.82);
}

.card-mark::after {
  left: 9px;
  bottom: 9px;
  width: 26px;
  height: 2px;
  background: rgba(24, 33, 47, 0.18);
}

.split-section {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 54px;
  align-items: start;
}

.service-flow {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.service-flow article {
  min-height: 230px;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--ink);
  color: var(--paper);
}

.service-flow span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 58px;
  height: 44px;
  margin-bottom: 42px;
  border: 1px solid rgba(0, 191, 166, 0.28);
  border-radius: 8px;
  color: var(--teal);
  background: rgba(0, 191, 166, 0.08);
  font-family: Inter, Arial, sans-serif;
  font-size: 24px;
  font-weight: 900;
  line-height: 1;
}

.service-flow p {
  color: rgba(247, 243, 238, 0.72);
}

.projects-section {
  padding-top: 44px;
}

.projects-heading {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(260px, 0.32fr);
  gap: 28px;
  align-items: stretch;
  margin-bottom: 26px;
}

.projects-note {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 154px;
  padding: 22px 24px;
  border: 1px solid rgba(24, 33, 47, 0.08);
  border-radius: 8px;
  color: var(--paper);
  background:
    linear-gradient(135deg, rgba(249, 115, 22, 0.18), transparent 44%),
    var(--ink);
  box-shadow: 0 20px 52px rgba(24, 33, 47, 0.14);
}

.projects-note span {
  color: var(--teal);
  font-size: 12px;
  font-weight: 850;
}

.projects-note strong {
  max-width: 190px;
  font-size: 28px;
  line-height: 1.14;
}

.project-gallery {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  grid-auto-rows: 176px;
  gap: 14px;
}

.project-card {
  position: relative;
  min-height: 0;
  overflow: hidden;
  border: 1px solid rgba(24, 33, 47, 0.08);
  border-radius: 8px;
  background: var(--ink);
  box-shadow: 0 18px 48px rgba(24, 33, 47, 0.1);
}

.project-card-large {
  grid-column: span 5;
  grid-row: span 2;
}

.project-gallery .project-card:nth-child(2) {
  grid-column: span 4;
}

.project-gallery .project-card:nth-child(3) {
  grid-column: span 3;
}

.project-gallery .project-card:nth-child(4),
.project-card-poster {
  grid-column: span 2;
}

.project-gallery .project-card:nth-child(5) {
  grid-column: span 3;
}

.project-card img,
.project-card video {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1.01);
}

.project-card video {
  background: var(--ink);
}

.project-card video::-webkit-media-controls-panel {
  background-image: linear-gradient(transparent, rgba(10, 17, 26, 0.72));
}

.project-card::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(180deg, transparent 34%, rgba(10, 17, 26, 0.82));
}

.project-card-large::after {
  background:
    linear-gradient(90deg, rgba(10, 17, 26, 0.78), transparent 58%),
    linear-gradient(180deg, transparent 34%, rgba(10, 17, 26, 0.55));
}

.project-card-copy {
  position: absolute;
  left: 18px;
  right: 18px;
  bottom: 22px;
  z-index: 1;
  color: var(--paper);
  pointer-events: none;
}

.project-card-copy span {
  display: block;
  margin-bottom: 8px;
  color: rgba(0, 191, 166, 0.9);
  font-size: 12px;
  font-weight: 850;
}

.project-card-copy h3 {
  margin-bottom: 0;
  font-size: 22px;
  line-height: 1.15;
}

.project-card-copy p {
  max-width: 310px;
  margin: 12px 0 0;
  color: rgba(247, 243, 238, 0.72);
  font-size: 15px;
  line-height: 1.58;
}

.project-card-large .project-card-copy {
  left: 28px;
  right: 28px;
  bottom: 54px;
}

.project-card-large .project-card-copy h3 {
  font-size: 34px;
}

.modality-section {
  padding-top: 42px;
}

.modality-map {
  position: relative;
  display: grid;
  grid-template-columns: minmax(280px, 0.78fr) minmax(0, 1.22fr);
  gap: 22px;
  align-items: center;
  min-height: 312px;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background:
    radial-gradient(circle at 18% 22%, rgba(0, 191, 166, 0.13), transparent 28%),
    linear-gradient(135deg, rgba(255, 250, 244, 0.94), rgba(247, 243, 238, 0.74)),
    var(--paper-strong);
}

.modality-core {
  min-height: 252px;
  padding: 30px;
  border: 1px solid rgba(24, 33, 47, 0.1);
  border-radius: 8px;
  background: rgba(24, 33, 47, 0.96);
  color: var(--paper);
}

.modality-core strong {
  display: block;
  max-width: 260px;
  margin-top: 54px;
  color: var(--paper);
  font-size: 36px;
  line-height: 1.08;
}

.modality-core p {
  max-width: 300px;
  margin: 16px 0 0;
  color: rgba(247, 243, 238, 0.68);
  font-size: 15px;
  line-height: 1.62;
}

.core-label {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--teal);
  font-size: 13px;
  font-weight: 850;
}

.core-label::before {
  content: "";
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--teal);
  box-shadow: 0 0 0 8px rgba(0, 191, 166, 0.12);
}

.modality-list {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  padding: 0;
  margin: 0;
  list-style: none;
}

.modality-list li {
  position: relative;
  min-height: 104px;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 250, 244, 0.72);
}

.modality-list li::after {
  content: "";
  position: absolute;
  right: 18px;
  top: 18px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: rgba(0, 191, 166, 0.72);
}

.modality-list span {
  display: block;
  margin-bottom: 22px;
  color: rgba(24, 33, 47, 0.44);
  font-size: 12px;
  font-weight: 850;
}

.modality-list strong {
  display: block;
  color: var(--ink);
  font-size: 17px;
  line-height: 1.2;
}

.audience-card {
  min-height: 190px;
}

.audience-card:nth-child(even) {
  background: rgba(0, 191, 166, 0.06);
}

.boundary-panel {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(320px, 0.7fr);
  gap: 40px;
  align-items: center;
  padding: 34px;
  border-radius: 8px;
  color: var(--paper);
  background:
    radial-gradient(circle at 85% 12%, rgba(0, 191, 166, 0.26), transparent 28%),
    var(--ink);
}

.boundary-panel .eyebrow {
  color: rgba(247, 243, 238, 0.72);
}

.boundary-panel .eyebrow::before {
  background: rgba(0, 191, 166, 0.54);
}

.boundary-panel p {
  color: rgba(247, 243, 238, 0.76);
}

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

.boundary-list span {
  min-height: 72px;
  padding: 16px;
  border: 1px solid rgba(247, 243, 238, 0.16);
  border-radius: 8px;
  background: rgba(247, 243, 238, 0.08);
  font-weight: 760;
}

.extension-section {
  padding-top: 28px;
}

.extension-panel {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(300px, 0.72fr);
  gap: 30px;
  align-items: start;
  padding: 32px;
  border: 1px solid rgba(24, 33, 47, 0.08);
  border-radius: 8px;
  background:
    linear-gradient(135deg, rgba(0, 191, 166, 0.11), transparent 38%),
    rgba(255, 250, 244, 0.82);
  box-shadow: 0 18px 54px rgba(24, 33, 47, 0.08);
}

.extension-copy h2 {
  margin-bottom: 14px;
  font-size: clamp(28px, 3.4vw, 46px);
  line-height: 1.1;
}

.extension-copy p:not(.eyebrow) {
  max-width: 720px;
  color: rgba(24, 33, 47, 0.68);
  font-size: 18px;
}

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

.extension-list span {
  min-height: 68px;
  padding: 16px;
  border: 1px solid rgba(24, 33, 47, 0.08);
  border-radius: 8px;
  background: rgba(255, 250, 244, 0.9);
  color: var(--ink);
  font-weight: 760;
}

.extension-note {
  grid-column: 1 / -1;
  padding: 18px 20px;
  border-left: 3px solid var(--orange);
  background: rgba(247, 243, 238, 0.78);
}

.extension-note strong {
  display: block;
  margin-bottom: 6px;
  color: var(--ink);
  font-size: 16px;
}

.extension-note p {
  margin: 0;
  color: rgba(24, 33, 47, 0.64);
  font-size: 15px;
}

.contact-section {
  display: grid;
  gap: 14px;
}

.contact-copy {
  max-width: 640px;
}

.contact-copy p {
  max-width: 520px;
  margin: 8px 0 0;
}

.contact-cluster {
  display: grid;
  grid-template-columns: minmax(0, 1.18fr) minmax(320px, 0.82fr);
  gap: 16px;
  align-items: stretch;
}

.contact-panel {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 250, 244, 0.74);
  box-shadow: var(--shadow);
  height: 100%;
}

.contact-panel-head {
  padding: 16px 18px;
  border-bottom: 1px solid var(--line);
}

.contact-pill {
  display: inline-flex;
  align-items: center;
  padding: 6px 12px;
  border-radius: 999px;
  background: rgba(18, 181, 154, 0.14);
  color: var(--accent-dark);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.contact-panel-head strong {
  display: block;
  margin-top: 10px;
  font-size: 20px;
  line-height: 1.24;
}

.contact-panel-head p {
  margin: 6px 0 0;
  color: var(--muted);
  line-height: 1.45;
}

.contact-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(220px, 1fr));
  gap: 1px;
  background: var(--line);
}

.contact-card-item {
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  min-height: 98px;
  padding: 14px 16px;
  background: rgba(255, 250, 244, 0.84);
}

.contact-card-item span,
.contact-card-item span {
  display: block;
  margin-bottom: 6px;
  color: var(--muted);
  font-size: 13px;
}

.contact-card-item strong {
  display: block;
  font-size: 17px;
  line-height: 1.35;
  overflow-wrap: anywhere;
  word-break: break-word;
}

.contact-card-item small {
  display: block;
  margin-top: 6px;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.4;
}

.contact-link {
  color: inherit;
  text-decoration: none;
  overflow-wrap: anywhere;
}

.contact-link:hover {
  text-decoration: underline;
}

.contact-link:focus-visible {
  text-decoration: underline;
}

.contact-qr-card {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  align-content: start;
  padding: 16px;
  border: 1px solid rgba(24, 33, 47, 0.1);
  border-radius: 8px;
  background:
    linear-gradient(135deg, rgba(18, 181, 154, 0.12), rgba(249, 115, 22, 0.08)),
    rgba(255, 250, 244, 0.92);
  box-shadow: var(--shadow);
  height: 100%;
}

.contact-qr-copy h3 {
  margin: 10px 0 0;
  font-size: 21px;
  line-height: 1.15;
}

.contact-qr-figure {
  margin: 0;
  max-width: 236px;
  padding: 12px;
  border-radius: 16px;
  background: #fffaf4;
  text-align: center;
  box-shadow: inset 0 0 0 1px rgba(24, 33, 47, 0.08);
}

.contact-qr-figure img {
  display: block;
  width: 100%;
  border-radius: 12px;
}

.contact-qr-figure figcaption {
  margin-top: 8px;
  color: var(--muted);
  font-size: 12px;
}

.site-footer {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto;
  padding: 28px 0 38px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 14px;
}

.site-footer-main {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 20px;
  justify-content: center;
}

.icp-link {
  color: inherit;
  text-decoration: none;
}

.icp-link:hover,
.icp-link:focus-visible {
  text-decoration: underline;
}

.site-footer-copyright {
  margin: -8px 0 0;
  color: var(--muted);
  font-size: 13px;
  text-align: center;
}

.site-footer-filing {
  margin: 8px 0 0;
  max-width: 720px;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.7;
  text-align: center;
}

@media (max-width: 980px) {
  .site-header {
    height: auto;
    padding: 14px 0;
  }

  .nav-links {
    display: none;
  }

  .split-section,
  .projects-heading,
  .boundary-panel,
  .extension-panel,
  .contact-section {
    grid-template-columns: 1fr;
  }

  .hero-inner {
    min-height: min(700px, calc(100vh - 76px));
    padding-top: 48px;
    padding-bottom: 58px;
  }

  h1 {
    max-width: 760px;
    font-size: clamp(46px, 8vw, 68px);
    line-height: 1.04;
  }

  h1 span {
    display: block;
    white-space: normal;
  }

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

  .project-gallery {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    grid-auto-rows: 232px;
  }

  .project-gallery .project-card.project-card {
    grid-column: span 1;
    grid-row: auto;
  }

  .project-gallery .project-card-large.project-card {
    grid-column: span 2;
    grid-row: span 1;
  }

  .modality-map {
    grid-template-columns: 1fr;
  }

  .modality-core {
    margin: 0 auto;
  }

  .value-inner {
    margin-bottom: 26px;
  }

  .contact-qr-card {
    grid-template-columns: 1fr;
  }

  .contact-cluster {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 720px) {
  .contact-grid {
    grid-template-columns: 1fr;
  }

  .contact-card-item-wide {
    grid-column: auto;
  }

  .contact-panel-head,
  .contact-card-item,
  .contact-base-row,
  .contact-qr-card {
    padding-left: 20px;
    padding-right: 20px;
  }

  .contact-qr-figure {
    max-width: none;
  }
}

@media (max-width: 640px) {
  .site-header,
  .hero-inner,
  .section,
  .site-footer {
    width: min(100% - 28px, 1180px);
  }

  .brand-logo {
    width: 220px;
    height: 56px;
  }

  .header-action {
    min-height: 40px;
    padding: 0 14px;
    font-size: 14px;
  }

  .hero {
    min-height: 680px;
  }

  .hero-inner {
    min-height: 680px;
    padding: 52px 0 76px;
  }

  h1 {
    font-size: 44px;
  }

  h1 span {
    display: block;
  }

  .hero-metrics {
    grid-template-columns: 1fr;
  }

  .hero-metrics div {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .hero-metrics div:last-child {
    border-bottom: 0;
  }

  .video-sound-toggle {
    right: 14px;
    bottom: 18px;
  }

  .section {
    padding: 48px 0;
  }

  .value-band {
    margin-top: 10px;
    padding-top: 52px;
    padding-bottom: 54px;
  }

  .card-grid.four,
  .card-grid.five,
  .service-flow,
  .project-gallery,
  .modality-map ul,
  .boundary-list,
  .extension-list {
    grid-template-columns: 1fr;
  }

  .project-gallery {
    grid-auto-rows: 230px;
  }

  .project-gallery .project-card.project-card,
  .project-card-large {
    grid-column: auto;
  }

  .project-card-large .project-card-copy h3 {
    font-size: 28px;
  }

  .info-card,
  .audience-card,
  .service-flow article {
    min-height: auto;
  }

  .modality-map,
  .boundary-panel,
  .extension-panel {
    padding: 24px;
  }

  .site-footer {
    flex-direction: column;
  }

  .site-footer-main {
    flex-direction: column;
    gap: 6px;
    align-items: center;
  }
}