:root {
  color-scheme: dark;
  --green-deep: #0a241b;
  --green: #0e2c21;
  --green-soft: #143829;
  --green-card: rgba(255, 255, 255, 0.035);
  --gold: #c9a86a;
  --gold-bright: #e3cd9a;
  --gold-soft: rgba(201, 168, 106, 0.16);
  --cream: #f1efe6;
  --cream-muted: #b9c2b8;
  --cream-soft: #8b988c;
  --line: rgba(201, 168, 106, 0.18);
  --line-soft: rgba(255, 255, 255, 0.08);
  --radius-xl: 34px;
  --radius-lg: 24px;
  --radius-md: 18px;
  --shadow-card: 0 18px 50px rgba(0, 0, 0, 0.32);
  font-family:
    ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI",
    "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", sans-serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

section[id] { scroll-margin-top: 92px; }

body {
  margin: 0;
  color: var(--cream);
  background:
    radial-gradient(circle at 50% -8%, rgba(201, 168, 106, 0.12), transparent 38rem),
    radial-gradient(circle at 88% 12%, rgba(46, 110, 80, 0.22), transparent 30rem),
    linear-gradient(180deg, var(--green-deep) 0%, var(--green) 60%, var(--green-deep) 100%);
  background-attachment: fixed;
  -webkit-font-smoothing: antialiased;
}

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

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

main {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 24px 72px;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 24px;
  max-width: 1240px;
  margin: 0 auto;
  padding: 16px 24px;
  background: rgba(10, 36, 27, 0.74);
  border-bottom: 1px solid var(--line-soft);
  backdrop-filter: blur(20px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  min-width: 0;
  width: max-content;
  max-width: 100%;
  color: var(--gold-bright);
  font-size: 18px;
  font-weight: 760;
  letter-spacing: 0.02em;
}

.brand span:last-child {
  overflow-wrap: anywhere;
}

.brand img {
  flex: 0 0 auto;
  width: 38px;
  height: 38px;
  border-radius: 10px;
  object-fit: cover;
  box-shadow: 0 14px 34px rgba(201, 168, 106, 0.16);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 5px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.04);
  backdrop-filter: blur(18px);
}

.nav-links a {
  padding: 8px 14px;
  border-radius: 999px;
  color: var(--cream-muted);
  font-size: 13.5px;
  font-weight: 600;
  white-space: nowrap;
  transition: 160ms ease;
}

.nav-links a:hover {
  color: var(--gold-bright);
  background: var(--gold-soft);
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(320px, 0.9fr);
  gap: 24px;
  align-items: stretch;
  padding: 72px 0 42px;
}

.hero-copy,
.delivery-panel,
.content-panel,
.service-grid article,
.scenario-list article,
.process-list li,
.contact-panel {
  border: 1px solid var(--line-soft);
  background: var(--green-card);
  box-shadow: var(--shadow-card);
  backdrop-filter: blur(14px);
}

.hero-copy {
  min-height: 470px;
  padding: 54px;
  border-radius: var(--radius-xl);
  background:
    radial-gradient(circle at 0% 0%, rgba(201, 168, 106, 0.12), transparent 24rem),
    var(--green-card);
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--gold);
  font-size: 12px;
  font-weight: 760;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

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

h1 {
  max-width: 840px;
  margin-bottom: 24px;
  color: var(--cream);
  font-size: clamp(38px, 7vw, 72px);
  line-height: 1.02;
  letter-spacing: 0;
}

h2 {
  margin-bottom: 16px;
  color: var(--cream);
  font-size: clamp(28px, 4vw, 38px);
  line-height: 1.2;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 10px;
  color: var(--cream);
  font-size: 20px;
  line-height: 1.35;
  letter-spacing: 0;
}

.lead {
  max-width: 740px;
  color: var(--cream-muted);
  font-size: 18px;
  line-height: 1.85;
}

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

.primary-button,
.secondary-button {
  display: inline-flex;
  min-height: 46px;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  padding: 0 20px;
  font-size: 14px;
  font-weight: 720;
  transition: 160ms ease;
}

.primary-button {
  background: linear-gradient(135deg, var(--gold-bright), var(--gold));
  color: #142016;
  box-shadow: 0 16px 34px rgba(201, 168, 106, 0.24);
}

.secondary-button {
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.04);
  color: var(--cream);
}

.primary-button:hover,
.secondary-button:hover {
  transform: translateY(-1px);
}

.delivery-panel {
  border-radius: var(--radius-xl);
  padding: 32px;
  background:
    radial-gradient(circle at 100% 0%, rgba(201, 168, 106, 0.12), transparent 24rem),
    rgba(8, 28, 21, 0.52);
}

.delivery-head {
  margin-bottom: 22px;
}

.delivery-head h2 {
  margin-bottom: 0;
  font-size: clamp(24px, 3vw, 30px);
}

.delivery-grid {
  display: grid;
  gap: 12px;
}

.delivery-grid article {
  padding: 18px;
  border: 1px solid var(--line-soft);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.035);
}

.delivery-grid span {
  display: inline-flex;
  margin-bottom: 12px;
  color: var(--gold-bright);
  font-size: 12px;
  font-weight: 800;
}

.delivery-grid h3 {
  margin-bottom: 8px;
  font-size: 17px;
}

.delivery-grid p {
  margin: 0;
  color: var(--cream-soft);
  font-size: 13.5px;
  line-height: 1.65;
}

.contact-list {
  margin: 0;
}

.contact-list div {
  padding: 18px 0;
  border-bottom: 1px solid var(--line-soft);
}

.contact-list div:first-child {
  padding-top: 0;
}

.contact-list div:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

dt {
  margin-bottom: 7px;
  color: var(--gold);
  font-size: 12px;
  font-weight: 760;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

dd {
  margin: 0;
  color: var(--cream-muted);
  line-height: 1.7;
}

.section {
  padding: 86px 0;
}

.section-heading {
  max-width: 720px;
  margin: 0 auto 42px;
  text-align: center;
}

.section-heading .eyebrow {
  margin-bottom: 12px;
}

.content-panel,
.contact-panel {
  border-radius: var(--radius-xl);
  padding: 40px;
}

.content-panel {
  max-width: 920px;
  margin: 0 auto;
}

.content-panel p,
.service-grid p,
.scenario-list p,
.process-list p,
.contact-panel p {
  color: var(--cream-muted);
  line-height: 1.78;
}

.content-panel p:last-child,
.contact-panel p:last-child {
  margin-bottom: 0;
}

.service-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}

.service-grid article,
.scenario-list article,
.process-list li {
  border-radius: var(--radius-lg);
  transition: 200ms ease;
}

.service-grid article {
  min-height: 210px;
  padding: 30px;
}

.service-grid article:hover,
.scenario-list article:hover,
.process-list li:hover {
  border-color: var(--line);
  transform: translateY(-3px);
}

.service-grid h3 {
  margin-top: 0;
}

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

.scenario-list article {
  min-height: 190px;
  padding: 30px;
}

.process-list {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.process-list li {
  min-height: 220px;
  padding: 28px;
}

.process-list span {
  display: inline-flex;
  margin-bottom: 18px;
  color: var(--gold-bright);
  font-size: 13px;
  font-weight: 800;
}

.contact-panel {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 44px;
  align-items: start;
  background:
    radial-gradient(circle at 100% 0%, rgba(201, 168, 106, 0.1), transparent 22rem),
    var(--green-card);
}

.contact-list a {
  color: var(--gold-bright);
  font-weight: 720;
}

.site-footer {
  border-top: 1px solid var(--line-soft);
  background: rgba(8, 28, 21, 0.5);
}

.footer-inner {
  display: flex;
  max-width: 1240px;
  margin: 0 auto;
  padding: 24px;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  color: var(--cream-soft);
  font-size: 12.5px;
}

.beian {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px;
}

.beian a,
.beian-pending {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  color: var(--cream-soft);
}

.beian a {
  transition: 160ms ease;
}

.beian a:hover {
  color: var(--gold-bright);
}

.beian img {
  width: 16px;
  height: 16px;
  opacity: 0.8;
}

@media (max-width: 980px) {
  .site-header {
    grid-template-columns: 1fr;
  }

  .nav-links {
    width: max-content;
    max-width: 100%;
    overflow-x: auto;
  }

  .hero,
  .contact-panel {
    grid-template-columns: 1fr;
  }

  .service-grid,
  .scenario-list,
  .process-list {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 620px) {
  main {
    padding-inline: 16px;
  }

  .site-header,
  .footer-inner {
    padding-inline: 16px;
  }

  .brand {
    font-size: 16px;
  }

  .nav-links {
    border-radius: 18px;
  }

  .hero {
    padding-top: 42px;
  }

  .hero-copy,
  .delivery-panel,
  .content-panel,
  .contact-panel {
    padding: 24px;
  }

  .service-grid,
  .scenario-list,
  .process-list {
    grid-template-columns: 1fr;
  }

  .footer-inner {
    align-items: flex-start;
    flex-direction: column;
  }
}