:root {
  --bg: #f4efe6;
  --surface: rgba(255, 255, 255, 0.9);
  --surface-strong: #ffffff;
  --text: #18231a;
  --muted: #546458;
  --line: rgba(24, 35, 26, 0.12);
  --brand: #1f4d36;
  --brand-deep: #163526;
  --accent: #d97b28;
  --shadow: 0 20px 45px rgba(22, 53, 38, 0.09);
  --shadow-soft: 0 10px 24px rgba(22, 53, 38, 0.06);
  --radius: 24px;
  --radius-sm: 16px;
  --max: 1180px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "PingFang SC", "Noto Sans SC", "Microsoft YaHei", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(217, 123, 40, 0.14), transparent 34%),
    radial-gradient(circle at top right, rgba(31, 77, 54, 0.14), transparent 26%),
    linear-gradient(180deg, #f8f4ed 0%, #f3eee4 100%);
  line-height: 1.75;
}

a {
  color: var(--brand);
  text-decoration: none;
}

a:hover {
  color: var(--brand-deep);
}

img {
  max-width: 100%;
  height: auto;
}

.site-shell {
  min-height: 100vh;
}

.topbar {
  background: var(--brand-deep);
  color: rgba(255, 255, 255, 0.9);
  font-size: 0.92rem;
}

.topbar-inner,
.header-inner,
.hero-inner,
.page-grid,
.footer-inner,
.home-links,
.site-map {
  width: min(calc(100% - 32px), var(--max));
  margin: 0 auto;
}

.topbar-inner {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 10px 0;
  align-items: center;
  flex-wrap: wrap;
}

.topbar a {
  color: #f7c387;
  font-weight: 700;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(14px);
  background: rgba(248, 244, 237, 0.82);
  border-bottom: 1px solid rgba(24, 35, 26, 0.08);
}

.header-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  padding: 16px 0;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  color: var(--text);
  min-width: 0;
}

.brand-mark {
  width: 52px;
  height: 52px;
  flex: 0 0 auto;
}

.brand-copy {
  min-width: 0;
}

.brand-title {
  display: block;
  font-size: 1.18rem;
  font-weight: 800;
  letter-spacing: 0.01em;
}

.brand-subtitle {
  display: block;
  color: var(--muted);
  font-size: 0.85rem;
}

.menu-toggle {
  display: none;
  border: 1px solid rgba(31, 77, 54, 0.2);
  background: var(--surface-strong);
  color: var(--brand);
  border-radius: 999px;
  padding: 10px 14px;
  font-weight: 700;
  cursor: pointer;
  box-shadow: var(--shadow-soft);
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.site-nav a {
  padding: 10px 14px;
  border-radius: 999px;
  color: var(--text);
  font-weight: 600;
}

.site-nav a:hover,
.site-nav a.is-active {
  background: var(--brand);
  color: #ffffff;
}

.hero {
  padding: 48px 0 30px;
}

.hero-card {
  position: relative;
  overflow: hidden;
  border-radius: 32px;
  padding: 38px;
  background:
    linear-gradient(140deg, rgba(31, 77, 54, 0.96), rgba(22, 53, 38, 0.96)),
    linear-gradient(180deg, rgba(255, 255, 255, 0.08), transparent);
  color: #ffffff;
  box-shadow: var(--shadow);
}

.hero-card::after {
  content: "";
  position: absolute;
  inset: auto -80px -80px auto;
  width: 260px;
  height: 260px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(247, 195, 135, 0.26), transparent 70%);
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #f7c387;
  margin-bottom: 14px;
}

.hero h1 {
  margin: 0;
  font-size: clamp(2rem, 5vw, 3.6rem);
  line-height: 1.12;
  max-width: 12ch;
}

.hero p {
  margin: 18px 0 0;
  color: rgba(255, 255, 255, 0.86);
  max-width: 68ch;
  font-size: 1.02rem;
}

.hero-cta {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-top: 24px;
}

.button,
.button-ghost {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 48px;
  padding: 0 20px;
  border-radius: 999px;
  font-weight: 700;
}

.button {
  color: #18231a;
  background: #f7c387;
}

.button:hover {
  color: #18231a;
  background: #ffc98b;
}

.button-ghost {
  color: #ffffff;
  border: 1px solid rgba(255, 255, 255, 0.24);
}

.button-ghost:hover {
  color: #ffffff;
  background: rgba(255, 255, 255, 0.1);
}

.page-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.65fr) minmax(280px, 0.82fr);
  gap: 24px;
  padding-bottom: 48px;
}

.content-card,
.side-card,
.service-card {
  background: var(--surface);
  border: 1px solid rgba(255, 255, 255, 0.6);
  border-radius: var(--radius);
  box-shadow: var(--shadow-soft);
}

.content-card {
  padding: 34px;
}

.breadcrumbs {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  color: var(--muted);
  font-size: 0.92rem;
  margin-bottom: 22px;
}

.breadcrumbs span:last-child {
  color: var(--brand);
  font-weight: 700;
}

.page-content {
  font-size: 1rem;
}

.page-content > *:first-child {
  margin-top: 0;
}

.page-content h1,
.page-content h2,
.page-content h3,
.page-content h4 {
  margin: 1.7em 0 0.7em;
  line-height: 1.25;
  color: var(--brand-deep);
}

.page-content h1 {
  font-size: 2rem;
}

.page-content h2 {
  font-size: 1.45rem;
  padding-bottom: 0.28em;
  border-bottom: 1px solid rgba(31, 77, 54, 0.12);
}

.page-content h3 {
  font-size: 1.16rem;
}

.page-content p,
.page-content ul,
.page-content ol,
.page-content table,
.page-content blockquote {
  margin: 0 0 1.05em;
}

.page-content ul,
.page-content ol {
  padding-left: 1.35rem;
}

.page-content li + li {
  margin-top: 0.34em;
}

.page-content table {
  width: 100%;
  border-collapse: collapse;
  overflow: hidden;
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
}

.page-content th,
.page-content td {
  border: 1px solid var(--line);
  padding: 12px 14px;
  text-align: left;
  vertical-align: top;
}

.page-content th {
  background: rgba(31, 77, 54, 0.08);
}

.page-content blockquote {
  padding: 18px 20px;
  border-left: 4px solid var(--accent);
  background: rgba(217, 123, 40, 0.08);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  color: #3d4038;
}

.page-content strong {
  color: var(--brand-deep);
}

.page-content a {
  text-decoration: underline;
  text-underline-offset: 0.18em;
}

.page-content hr {
  border: 0;
  border-top: 1px solid var(--line);
  margin: 1.6em 0;
}

.page-content .lead {
  font-size: 1.08rem;
  color: #2e3b31;
}

.sidebar {
  display: grid;
  gap: 18px;
  align-content: start;
}

.side-card {
  padding: 24px;
}

.side-card h2,
.side-card h3 {
  margin: 0 0 14px;
  font-size: 1.06rem;
  color: var(--brand-deep);
}

.side-card p {
  margin: 0 0 12px;
  color: var(--muted);
}

.side-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.side-list a {
  display: block;
  padding: 10px 12px;
  border-radius: 14px;
  background: rgba(31, 77, 54, 0.05);
  font-weight: 600;
}

.side-list a:hover {
  background: rgba(31, 77, 54, 0.1);
}

.contact-strip {
  display: grid;
  gap: 12px;
  margin-top: 16px;
}

.contact-pill {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 12px 14px;
  border-radius: 16px;
  background: rgba(217, 123, 40, 0.12);
  font-weight: 700;
}

.home-links {
  padding: 0 0 54px;
}

.section-heading {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: end;
  margin-bottom: 18px;
}

.section-heading h2 {
  margin: 0;
  font-size: clamp(1.5rem, 3vw, 2rem);
}

.section-heading p {
  margin: 0;
  color: var(--muted);
  max-width: 56ch;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.service-card {
  padding: 22px;
}

.service-card h3 {
  margin: 0 0 10px;
  font-size: 1.08rem;
}

.service-card p {
  margin: 0 0 16px;
  color: var(--muted);
}

.site-footer {
  padding: 0 0 28px;
}

.footer-panel {
  background: #142c1f;
  color: rgba(255, 255, 255, 0.82);
  border-radius: 28px;
  padding: 30px;
  box-shadow: var(--shadow);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr;
  gap: 24px;
}

.footer-panel h3 {
  margin: 0 0 12px;
  color: #f7c387;
  font-size: 1.02rem;
}

.footer-panel p,
.footer-panel li {
  margin: 0 0 10px;
}

.footer-panel ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.footer-panel a {
  color: rgba(255, 255, 255, 0.88);
}

.footer-panel a:hover {
  color: #f7c387;
}

.footer-bottom {
  margin-top: 22px;
  padding-top: 18px;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.66);
}

.skip-link {
  position: absolute;
  left: -999px;
}

.skip-link:focus {
  left: 16px;
  top: 16px;
  z-index: 100;
  background: #ffffff;
  color: var(--brand-deep);
  padding: 10px 12px;
  border-radius: 10px;
}

@media (max-width: 980px) {
  .page-grid,
  .footer-grid,
  .services-grid {
    grid-template-columns: 1fr;
  }

  .hero-card,
  .content-card,
  .side-card,
  .footer-panel {
    padding: 24px;
  }
}

@media (max-width: 820px) {
  .menu-toggle {
    display: inline-flex;
  }

  .site-nav {
    position: absolute;
    left: 16px;
    right: 16px;
    top: calc(100% + 8px);
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 6px;
    padding: 16px;
    border-radius: 22px;
    background: rgba(255, 255, 255, 0.96);
    box-shadow: var(--shadow);
    border: 1px solid rgba(24, 35, 26, 0.08);
  }

  .site-nav.is-open {
    display: flex;
  }

  .site-nav a {
    padding: 12px 14px;
  }

  .header-inner {
    position: relative;
  }

  .brand-title {
    font-size: 1.02rem;
  }

  .brand-subtitle {
    font-size: 0.8rem;
  }
}

@media (max-width: 640px) {
  .topbar-inner,
  .header-inner,
  .hero-inner,
  .page-grid,
  .footer-inner,
  .home-links,
  .site-map {
    width: min(calc(100% - 20px), var(--max));
  }

  .hero {
    padding-top: 28px;
  }

  .hero-card {
    border-radius: 24px;
  }

  .hero p,
  .page-content,
  .side-card p {
    font-size: 0.97rem;
  }
}