:root {
  color-scheme: light;
  --ink: #17201b;
  --muted: #69736d;
  --paper: #f7f5ef;
  --card: rgba(255, 255, 255, 0.78);
  --line: rgba(23, 32, 27, 0.11);
  --green: #87b672;
  --green-deep: #3f6f54;
  --lime: #dceec2;
  --cream: #ede8dc;
  --shadow: 0 28px 70px rgba(39, 56, 46, 0.1);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  min-width: 320px;
  margin: 0;
  overflow-x: hidden;
  color: var(--ink);
  background:
    linear-gradient(rgba(23, 32, 27, 0.027) 1px, transparent 1px),
    linear-gradient(90deg, rgba(23, 32, 27, 0.027) 1px, transparent 1px),
    var(--paper);
  background-size: 48px 48px;
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  -webkit-font-smoothing: antialiased;
}

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

.page-glow {
  position: fixed;
  z-index: -1;
  width: 480px;
  height: 480px;
  border-radius: 50%;
  filter: blur(20px);
  opacity: 0.42;
  pointer-events: none;
}

.page-glow-left {
  top: 34%;
  left: -280px;
  background: rgba(215, 236, 195, 0.78);
}

.page-glow-right {
  top: -230px;
  right: -160px;
  background: rgba(230, 222, 200, 0.72);
}

.site-header,
.section-shell,
.site-footer {
  width: min(1180px, calc(100% - 64px));
  margin-inline: auto;
}

.site-header {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  min-height: 96px;
  border-bottom: 1px solid var(--line);
}

.brand,
.footer-brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
}

.brand-mark {
  display: grid;
  width: 43px;
  height: 43px;
  place-items: center;
  border-radius: 14px 6px 14px 6px;
  color: #f9fff3;
  background: var(--ink);
  box-shadow: 7px 7px 0 var(--lime);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: -0.5px;
}

.brand-mark.small {
  width: 36px;
  height: 36px;
  border-radius: 12px 5px 12px 5px;
  box-shadow: 5px 5px 0 var(--lime);
  font-size: 11px;
}

.brand-copy,
.footer-brand div {
  display: grid;
  gap: 2px;
}

.brand-copy strong,
.footer-brand strong {
  font-size: 16px;
  letter-spacing: 0.08em;
}

.brand-copy small,
.footer-brand small {
  color: var(--muted);
  font-size: 9px;
  letter-spacing: 0.18em;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 34px;
  color: #46524b;
  font-size: 13px;
}

.site-nav a {
  position: relative;
  padding-block: 8px;
}

.site-nav a::after {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  height: 1px;
  background: var(--green-deep);
  content: "";
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 180ms ease;
}

.site-nav a:hover::after {
  transform: scaleX(1);
  transform-origin: left;
}

.status-pill {
  display: inline-flex;
  align-items: center;
  justify-self: end;
  gap: 8px;
  padding: 9px 14px;
  border: 1px solid rgba(63, 111, 84, 0.18);
  border-radius: 999px;
  color: var(--green-deep);
  background: rgba(255, 255, 255, 0.55);
  font-size: 12px;
}

.status-pill i {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #66a96a;
  box-shadow: 0 0 0 5px rgba(102, 169, 106, 0.12);
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(430px, 0.88fr);
  align-items: center;
  min-height: 670px;
  padding-block: 74px 96px;
}

.eyebrow {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 0 0 24px;
  color: var(--green-deep);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.22em;
}

.eyebrow span {
  display: inline-grid;
  width: 28px;
  height: 28px;
  place-items: center;
  border: 1px solid rgba(63, 111, 84, 0.24);
  border-radius: 50%;
  font-size: 9px;
  letter-spacing: 0;
}

.hero h1 {
  max-width: 700px;
  margin: 0;
  font-family: "Songti SC", STSong, "Noto Serif CJK SC", serif;
  font-size: clamp(54px, 6.2vw, 86px);
  font-weight: 600;
  line-height: 1.13;
  letter-spacing: -0.055em;
}

.hero h1 em {
  color: var(--green-deep);
  font-style: normal;
}

.hero-description {
  max-width: 560px;
  margin: 30px 0 0;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.95;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 28px;
  margin-top: 38px;
}

.primary-action {
  display: inline-flex;
  align-items: center;
  gap: 24px;
  padding: 15px 18px 15px 22px;
  border-radius: 14px;
  color: #f7fff3;
  background: var(--ink);
  box-shadow: 0 14px 28px rgba(23, 32, 27, 0.17);
  font-size: 13px;
  transition: transform 180ms ease, box-shadow 180ms ease;
}

.primary-action span {
  display: grid;
  width: 27px;
  height: 27px;
  place-items: center;
  border-radius: 9px;
  color: var(--ink);
  background: var(--lime);
}

.primary-action:hover {
  transform: translateY(-2px);
  box-shadow: 0 18px 34px rgba(23, 32, 27, 0.22);
}

.text-action {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding-block: 12px;
  border-bottom: 1px solid var(--line);
  color: #4b5750;
  font-size: 13px;
}

.hero-meta {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-top: 62px;
  color: #707a74;
  font-size: 11px;
  letter-spacing: 0.08em;
}

.hero-meta i {
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: #8a948e;
}

.hero-visual {
  position: relative;
  min-height: 500px;
}

.hero-visual::before {
  position: absolute;
  inset: 56px 12px 12px 60px;
  border: 1px solid rgba(23, 32, 27, 0.08);
  border-radius: 44% 56% 50% 50% / 50% 46% 54% 50%;
  background: rgba(255, 255, 255, 0.36);
  box-shadow: var(--shadow);
  content: "";
  transform: rotate(-6deg);
}

.orbit {
  position: absolute;
  z-index: 1;
  top: 50%;
  left: 50%;
  border: 1px dashed rgba(63, 111, 84, 0.25);
  border-radius: 50%;
  transform: translate(-50%, -50%) rotate(-12deg);
}

.orbit-one {
  width: 330px;
  height: 330px;
}

.orbit-two {
  width: 430px;
  height: 270px;
  transform: translate(-50%, -50%) rotate(31deg);
}

.visual-core {
  position: absolute;
  z-index: 3;
  top: 50%;
  left: 50%;
  display: grid;
  width: 230px;
  height: 230px;
  place-content: center;
  border: 1px solid rgba(255, 255, 255, 0.72);
  border-radius: 50%;
  text-align: center;
  background: linear-gradient(145deg, #97c483, #dcefc9);
  box-shadow: 0 34px 60px rgba(75, 113, 81, 0.22), inset 0 0 0 10px rgba(255, 255, 255, 0.2);
  transform: translate(-50%, -50%);
}

.visual-core::after {
  position: absolute;
  inset: 22px;
  border: 1px solid rgba(43, 78, 57, 0.16);
  border-radius: 50%;
  content: "";
}

.visual-core strong {
  position: relative;
  z-index: 1;
  font-family: Georgia, serif;
  font-size: 68px;
  letter-spacing: -0.1em;
}

.visual-core small,
.core-label {
  position: relative;
  z-index: 1;
  font-size: 8px;
  font-weight: 700;
  letter-spacing: 0.2em;
}

.core-label {
  margin-bottom: 3px;
  color: rgba(23, 32, 27, 0.58);
}

.visual-core small {
  color: rgba(23, 32, 27, 0.55);
}

.floating-card {
  position: absolute;
  z-index: 4;
  display: flex;
  align-items: center;
  gap: 11px;
  min-width: 148px;
  padding: 12px 14px;
  border: 1px solid rgba(255, 255, 255, 0.74);
  border-radius: 17px;
  background: rgba(255, 255, 255, 0.78);
  box-shadow: 0 17px 35px rgba(42, 58, 49, 0.12);
  backdrop-filter: blur(12px);
}

.floating-card div {
  display: grid;
  gap: 3px;
}

.floating-card small {
  color: #8b958f;
  font-size: 8px;
  font-weight: 700;
  letter-spacing: 0.15em;
}

.floating-card strong {
  font-size: 13px;
}

.card-icon {
  display: grid;
  width: 35px;
  height: 35px;
  place-items: center;
  border-radius: 12px;
  color: var(--green-deep);
  background: var(--lime);
  font-size: 16px;
}

.card-product {
  top: 52px;
  left: 46px;
}

.card-tech {
  top: 207px;
  right: -6px;
}

.card-growth {
  bottom: 36px;
  left: 70px;
}

.visual-dot {
  position: absolute;
  z-index: 5;
  width: 12px;
  height: 12px;
  border: 3px solid var(--paper);
  border-radius: 50%;
  background: var(--green-deep);
}

.dot-one { top: 102px; right: 90px; }
.dot-two { right: 58px; bottom: 92px; background: #d1a778; }
.dot-three { bottom: 150px; left: 43px; background: #94aa70; }

.service-section {
  padding-block: 110px 120px;
  border-top: 1px solid var(--line);
}

.section-heading {
  display: grid;
  grid-template-columns: 1fr minmax(300px, 0.65fr);
  align-items: end;
  gap: 70px;
  margin-bottom: 52px;
}

.section-heading h2,
.about-title h2 {
  margin: 0;
  font-family: "Songti SC", STSong, "Noto Serif CJK SC", serif;
  font-size: clamp(38px, 4.2vw, 58px);
  font-weight: 600;
  line-height: 1.22;
  letter-spacing: -0.04em;
}

.section-heading > p {
  margin: 0 0 6px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.9;
}

.service-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.service-card {
  position: relative;
  min-height: 330px;
  overflow: hidden;
  padding: 30px;
  border: 1px solid var(--line);
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.5);
  transition: transform 180ms ease, box-shadow 180ms ease;
}

.service-card:hover {
  box-shadow: var(--shadow);
  transform: translateY(-5px);
}

.service-card.featured {
  background: var(--lime);
}

.service-card.dark-card {
  color: #f4f6f2;
  background: var(--ink);
}

.service-number {
  color: #8b958f;
  font-size: 10px;
  letter-spacing: 0.15em;
}

.dark-card .service-number {
  color: rgba(255, 255, 255, 0.45);
}

.service-symbol {
  display: grid;
  width: 58px;
  height: 58px;
  margin-top: 42px;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.48);
  font-size: 25px;
}

.dark-card .service-symbol {
  border-color: rgba(255, 255, 255, 0.12);
  background: rgba(255, 255, 255, 0.07);
}

.service-card h3 {
  margin: 26px 0 11px;
  font-family: "Songti SC", STSong, serif;
  font-size: 25px;
}

.service-card p {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.8;
}

.dark-card p {
  color: rgba(255, 255, 255, 0.62);
}

.service-tag {
  position: absolute;
  right: 28px;
  bottom: 25px;
  color: #829087;
  font-size: 8px;
  font-weight: 700;
  letter-spacing: 0.2em;
}

.dark-card .service-tag {
  color: rgba(255, 255, 255, 0.38);
}

.about-section {
  padding-bottom: 110px;
}

.about-card {
  display: grid;
  grid-template-columns: 1fr 0.82fr;
  gap: 80px;
  padding: 66px;
  border: 1px solid rgba(23, 32, 27, 0.08);
  border-radius: 34px;
  background: rgba(255, 255, 255, 0.68);
  box-shadow: var(--shadow);
}

.about-content > p {
  margin: 5px 0 38px;
  color: var(--muted);
  font-size: 14px;
  line-height: 2;
}

.about-content dl {
  margin: 0;
}

.about-content dl div {
  display: grid;
  grid-template-columns: 90px 1fr;
  gap: 20px;
  padding: 15px 0;
  border-top: 1px solid var(--line);
}

.about-content dt,
.about-content dd {
  margin: 0;
  font-size: 12px;
}

.about-content dt {
  color: #8a948e;
}

.about-content dd {
  font-weight: 600;
}

.site-footer {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 30px;
  min-height: 124px;
  border-top: 1px solid var(--line);
  color: #737d77;
  font-size: 11px;
}

.site-footer p {
  margin: 0;
}

.site-footer > a {
  justify-self: end;
  transition: color 160ms ease;
}

.site-footer > a:hover {
  color: var(--green-deep);
}

@media (max-width: 980px) {
  .site-header,
  .section-shell,
  .site-footer {
    width: min(100% - 40px, 760px);
  }

  .hero {
    grid-template-columns: 1fr;
    gap: 38px;
    padding-top: 66px;
  }

  .hero-visual {
    min-height: 460px;
  }

  .section-heading,
  .about-card {
    grid-template-columns: 1fr;
    gap: 36px;
  }

  .service-grid {
    grid-template-columns: 1fr 1fr;
  }

  .service-card:last-child {
    grid-column: 1 / -1;
  }
}

@media (max-width: 680px) {
  .site-header,
  .section-shell,
  .site-footer {
    width: min(100% - 28px, 520px);
  }

  .site-header {
    grid-template-columns: 1fr auto;
    min-height: 82px;
  }

  .site-nav {
    display: none;
  }

  .status-pill {
    font-size: 10px;
  }

  .brand-copy small {
    display: none;
  }

  .hero {
    min-height: 0;
    padding-block: 58px 74px;
  }

  .hero h1 {
    font-size: clamp(44px, 13vw, 64px);
  }

  .hero-description {
    font-size: 14px;
  }

  .hero-actions {
    align-items: flex-start;
    flex-direction: column;
    gap: 8px;
  }

  .hero-meta {
    flex-wrap: wrap;
    margin-top: 42px;
  }

  .hero-visual {
    min-height: 390px;
    transform: scale(0.92);
  }

  .hero-visual::before {
    inset: 30px -10px 10px 0;
  }

  .visual-core {
    width: 190px;
    height: 190px;
  }

  .visual-core strong {
    font-size: 56px;
  }

  .orbit-one {
    width: 270px;
    height: 270px;
  }

  .orbit-two {
    width: 340px;
    height: 230px;
  }

  .floating-card {
    min-width: 130px;
    padding: 10px;
  }

  .card-product { top: 34px; left: -5px; }
  .card-tech { top: 170px; right: -20px; }
  .card-growth { bottom: 25px; left: 8px; }

  .service-section {
    padding-block: 84px;
  }

  .service-grid {
    grid-template-columns: 1fr;
  }

  .service-card:last-child {
    grid-column: auto;
  }

  .about-card {
    padding: 36px 24px;
    border-radius: 24px;
  }

  .about-content dl div {
    grid-template-columns: 1fr;
    gap: 7px;
  }

  .site-footer {
    grid-template-columns: 1fr;
    gap: 15px;
    padding-block: 30px;
  }

  .site-footer > a {
    justify-self: start;
  }
}

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

  *,
  *::before,
  *::after {
    transition-duration: 0.01ms !important;
  }
}