:root {
  color-scheme: light;
  --paper: #f4f1e9;
  --paper-raised: #fffdf7;
  --ink: #17251e;
  --muted: #526159;
  --line: #cbd1c8;
  --accent: #185f45;
  --accent-dark: #104832;
  --focus: #a53d29;
  --warm: #e6d7a8;
  --warm-ink: #584316;
  --cool: #d8e8df;
  --cool-ink: #194c38;
  --shadow: 0 18px 48px rgb(23 37 30 / 8%);
  --page-width: 72rem;
  font-family: "Avenir Next", Avenir, "Segoe UI", "Noto Sans SC", "PingFang SC",
    "Hiragino Sans GB", system-ui, sans-serif;
  font-synthesis: none;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  min-width: 18rem;
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-size: 1rem;
  line-height: 1.6;
  text-rendering: optimizeLegibility;
}

body::before {
  position: absolute;
  z-index: -1;
  top: 7.5rem;
  right: max(4vw, 1rem);
  width: clamp(8rem, 18vw, 15rem);
  aspect-ratio: 1;
  border: 1px solid rgb(24 95 69 / 16%);
  border-radius: 50%;
  content: "";
}

img,
svg {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
}

a:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 4px;
  box-shadow: 0 0 0 2px var(--paper-raised);
}

.skip-link {
  position: fixed;
  z-index: 20;
  top: 0.75rem;
  left: 0.75rem;
  padding: 0.65rem 0.9rem;
  transform: translateY(-180%);
  border-radius: 0.35rem;
  color: #fff;
  background: var(--ink);
  font-weight: 700;
  text-decoration: none;
  transition: transform 120ms ease-out;
}

.skip-link:focus {
  transform: translateY(0);
}

.site-header,
.hero,
.services,
.site-footer {
  width: min(calc(100% - 2rem), var(--page-width));
  margin-inline: auto;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 6.5rem;
  border-bottom: 1px solid var(--line);
}

.brand {
  display: inline-flex;
  gap: 0.75rem;
  align-items: center;
  border-radius: 0.25rem;
  font-weight: 750;
  letter-spacing: -0.025em;
  text-decoration: none;
}

.brand img {
  flex: 0 0 auto;
}

.brand__name {
  font-size: 1.25rem;
}

.site-header__note {
  display: flex;
  gap: 0.65rem;
  align-items: center;
  margin: 0;
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 650;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.site-header__note span {
  padding-left: 0.65rem;
  border-left: 1px solid var(--line);
  letter-spacing: 0.05em;
}

.hero {
  display: grid;
  gap: clamp(3rem, 8vw, 7rem);
  align-items: center;
  min-height: min(43rem, calc(100vh - 6.5rem));
  padding-block: clamp(4.5rem, 10vw, 8rem);
}

.hero__copy {
  max-width: 44rem;
}

.eyebrow {
  margin: 0 0 1.25rem;
  color: var(--accent);
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.hero h1 {
  max-width: 12ch;
  margin: 0;
  font-family: Georgia, "Noto Serif SC", "Songti SC", serif;
  font-size: clamp(3.25rem, 9vw, 6.8rem);
  font-weight: 500;
  letter-spacing: -0.065em;
  line-height: 0.94;
}

.hero__intro {
  max-width: 41rem;
  margin: 2rem 0 0;
  color: var(--muted);
  font-size: clamp(1.06rem, 2vw, 1.25rem);
  line-height: 1.7;
}

.hero__intro--zh {
  margin-top: 0.75rem;
  font-size: 1rem;
}

.hero__link {
  display: inline-flex;
  gap: 0.65rem;
  align-items: center;
  min-height: 2.75rem;
  margin-top: 2.25rem;
  border-bottom: 1px solid currentColor;
  border-radius: 0.15rem 0.15rem 0 0;
  color: var(--accent-dark);
  font-size: 0.93rem;
  font-weight: 750;
  text-decoration: none;
}

.hero__link span:last-child {
  margin-left: 0.35rem;
  transition: transform 160ms ease-out;
}

.hero__link:hover span:last-child {
  transform: translateY(0.2rem);
}

.hero__motif {
  position: relative;
  display: none;
  min-height: 25rem;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 50% 50% 0.75rem 0.75rem;
  background: var(--paper-raised);
  box-shadow: var(--shadow);
}

.hero__motif::before,
.hero__motif::after {
  position: absolute;
  border: 1px solid var(--line);
  border-radius: 50%;
  content: "";
}

.hero__motif::before {
  width: 16rem;
  height: 16rem;
  right: -5rem;
  bottom: -3rem;
}

.hero__motif::after {
  width: 8rem;
  height: 8rem;
  right: -1rem;
  bottom: 1rem;
  background: var(--cool);
}

.hero__motif-word {
  position: relative;
  z-index: 1;
  display: block;
  margin: 2.2rem 2.5rem 0 4rem;
  color: var(--muted);
  font-family: Georgia, serif;
  font-size: 1.4rem;
  font-style: italic;
}

.hero__motif-word + .hero__motif-word {
  margin-top: 0.7rem;
  margin-left: 4.25rem;
}

.hero__motif-line {
  position: absolute;
  top: 13rem;
  left: 2.5rem;
  width: calc(100% - 5rem);
  border-top: 1px solid var(--line);
}

.hero__motif-monogram {
  position: absolute;
  right: 2rem;
  bottom: 1.25rem;
  z-index: 2;
  color: var(--accent-dark);
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 0.12em;
}

.services {
  padding-block: clamp(4.5rem, 10vw, 7.5rem);
  border-top: 1px solid var(--line);
}

.section-heading {
  display: grid;
  gap: 1rem;
  margin-bottom: 2rem;
}

.section-heading .eyebrow {
  margin-bottom: 0.65rem;
}

.section-heading h2 {
  margin: 0;
  font-family: Georgia, "Noto Serif SC", "Songti SC", serif;
  font-size: clamp(2.2rem, 5vw, 3.75rem);
  font-weight: 500;
  letter-spacing: -0.045em;
  line-height: 1.08;
}

.section-heading__zh {
  max-width: 26rem;
  margin: 0;
  color: var(--muted);
}

.service-grid {
  display: grid;
  gap: 1rem;
}

.service-card {
  display: flex;
  min-height: 26rem;
  padding: clamp(1.4rem, 4vw, 2.25rem);
  flex-direction: column;
  border: 1px solid var(--line);
  border-radius: 0.75rem;
  background: var(--paper-raised);
  box-shadow: 0 1px 0 rgb(23 37 30 / 4%);
  transition: border-color 160ms ease-out, box-shadow 160ms ease-out,
    transform 160ms ease-out;
}

.service-card:hover {
  transform: translateY(-0.2rem);
  border-color: #a6b5aa;
  box-shadow: var(--shadow);
}

.service-card__topline {
  display: flex;
  gap: 1rem;
  align-items: center;
  justify-content: space-between;
  margin-bottom: clamp(2.5rem, 8vw, 4.5rem);
}

.service-card__monogram {
  display: grid;
  width: 2.6rem;
  height: 2.6rem;
  place-items: center;
  border-radius: 50%;
  color: #fff;
  background: var(--accent);
  font-family: Georgia, serif;
  font-size: 1.2rem;
}

.service-card__domain {
  overflow: hidden;
  color: var(--muted);
  font-family: ui-monospace, "SFMono-Regular", Consolas, monospace;
  font-size: 0.72rem;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.service-card h3 {
  margin: 0 0 1rem;
  font-family: Georgia, "Noto Serif SC", "Songti SC", serif;
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 500;
  letter-spacing: -0.04em;
  line-height: 1.1;
}

.service-card__description {
  max-width: 34rem;
  margin: 0;
  color: var(--muted);
}

.service-card__description--zh {
  margin-top: 0.35rem;
  font-size: 0.93rem;
}

.service-labels {
  display: flex;
  gap: 0.5rem;
  align-items: center;
  margin: 1.4rem 0 2rem;
  padding: 0;
  flex-wrap: wrap;
  list-style: none;
}

.service-label {
  padding: 0.35rem 0.65rem;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 750;
  letter-spacing: 0.02em;
}

.service-label--audience {
  color: var(--warm-ink);
  background: var(--warm);
}

.service-label--lifecycle {
  color: var(--cool-ink);
  background: var(--cool);
}

.service-card__action {
  display: flex;
  gap: 0.4rem;
  align-items: center;
  justify-content: center;
  min-height: 3.25rem;
  margin-top: auto;
  padding: 0.7rem 1rem;
  border-radius: 0.35rem;
  color: #fff;
  background: var(--ink);
  font-size: 0.9rem;
  font-weight: 750;
  text-align: center;
  text-decoration: none;
  transition: background-color 160ms ease-out;
}

.service-card__action:hover {
  background: var(--accent-dark);
}

.service-card__arrow {
  margin-left: auto;
  font-size: 1.15rem;
  transition: transform 160ms ease-out;
}

.service-card__action:hover .service-card__arrow {
  transform: translateX(0.2rem);
}

.upcoming {
  display: flex;
  gap: 1.25rem;
  align-items: center;
  margin-top: 1rem;
  padding: 1.5rem;
  border: 1px dashed #aeb8af;
  border-radius: 0.75rem;
  color: var(--muted);
}

.upcoming__mark {
  display: grid;
  width: 2.75rem;
  height: 2.75rem;
  flex: 0 0 auto;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 50%;
  color: var(--accent);
  font-size: 1.4rem;
}

.upcoming h3,
.upcoming p {
  margin: 0;
}

.upcoming h3 {
  color: var(--ink);
  font-size: 1rem;
}

.upcoming p {
  margin-top: 0.15rem;
  font-size: 0.9rem;
}

.site-footer {
  display: grid;
  gap: 1.25rem;
  align-items: center;
  padding-block: 2rem;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.82rem;
}

.brand--footer {
  color: var(--ink);
}

.brand--footer .brand__name {
  font-size: 1rem;
}

.site-footer p {
  margin: 0;
}

@media (min-width: 44rem) {
  .site-header,
  .hero,
  .services,
  .site-footer {
    width: min(calc(100% - 4rem), var(--page-width));
  }

  .section-heading,
  .site-footer {
    grid-template-columns: 1fr auto;
  }

  .section-heading {
    align-items: end;
    margin-bottom: 3rem;
  }

  .section-heading__zh {
    padding-bottom: 0.35rem;
    text-align: right;
  }

  .service-card {
    min-height: 28rem;
  }

  .upcoming {
    padding: 1.75rem 2rem;
  }

  .site-footer p {
    text-align: right;
  }
}

@media (min-width: 58rem) {
  .hero {
    grid-template-columns: minmax(0, 1.65fr) minmax(16rem, 0.75fr);
  }

  .hero__motif {
    display: block;
  }

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

  .service-grid > :last-child:nth-child(odd) {
    grid-column: span 2;
  }
}

@media (max-width: 35rem) {
  .site-header__note {
    display: none;
  }

  .hero h1 br {
    display: none;
  }

  .service-card__domain {
    max-width: 65%;
  }

  .service-card__action {
    justify-content: flex-start;
  }

  .upcoming {
    align-items: flex-start;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }

  .hero__link:hover span:last-child,
  .service-card:hover,
  .service-card__action:hover .service-card__arrow {
    transform: none;
  }
}

@media (forced-colors: active) {
  .service-card,
  .upcoming,
  .service-card__action,
  .service-label {
    border: 1px solid CanvasText;
  }
}

@media print {
  body {
    background: #fff;
  }

  body::before,
  .hero__motif,
  .hero__link {
    display: none;
  }

  .hero {
    min-height: auto;
  }

  .service-card {
    box-shadow: none;
  }
}