:root {
  --ink: #1f2523;
  --muted: #60706a;
  --brand: #24483f;
  --teal: #2f6f73;
  --copper: #a75d3a;
  --paper: #f7f8f5;
  --warm: #fbfaf6;
  --line: #e4e7e2;
  --white: #ffffff;
  --shadow: 0 18px 48px rgba(31, 37, 35, 0.12);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Microsoft YaHei", sans-serif;
  color: var(--ink);
  background: var(--warm);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  background: var(--warm);
  color: var(--ink);
  line-height: 1.6;
}

body.nav-open {
  overflow: hidden;
}

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

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

.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 1000;
  padding: 10px 14px;
  color: var(--white);
  background: var(--brand);
  border-radius: 6px;
  transform: translateY(-160%);
}

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

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(251, 250, 246, 0.86);
  border-bottom: 1px solid rgba(228, 231, 226, 0.9);
  backdrop-filter: blur(18px);
  transition: box-shadow 180ms ease, background 180ms ease;
}

.site-header.is-scrolled {
  background: rgba(251, 250, 246, 0.96);
  box-shadow: 0 10px 30px rgba(31, 37, 35, 0.08);
}

.nav-shell {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: min(1120px, calc(100% - 32px));
  height: 68px;
  margin: 0 auto;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  color: var(--brand);
}

.brand-mark {
  display: grid;
  width: 34px;
  height: 34px;
  place-items: center;
  color: var(--white);
  background: var(--brand);
  border-radius: 8px;
  font-size: 17px;
}

.brand-text {
  font-size: 18px;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 0;
  margin: 0;
  list-style: none;
}

.nav-list a {
  display: block;
  min-width: 54px;
  padding: 9px 12px;
  border-radius: 6px;
  color: #34423e;
  font-size: 15px;
  text-align: center;
}

.nav-list a:hover,
.nav-list a:focus-visible {
  color: var(--brand);
  background: rgba(36, 72, 63, 0.08);
  outline: none;
}

.nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--white);
}

.nav-toggle-line {
  display: block;
  width: 18px;
  height: 2px;
  margin: 4px auto;
  background: var(--brand);
  border-radius: 2px;
}

.hero {
  position: relative;
  display: grid;
  min-height: clamp(520px, 76svh, 760px);
  overflow: hidden;
  background: var(--brand);
}

.hero-image {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-shade {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(15, 29, 25, 0.78), rgba(15, 29, 25, 0.48) 48%, rgba(15, 29, 25, 0.18)),
    linear-gradient(0deg, rgba(15, 29, 25, 0.28), rgba(15, 29, 25, 0));
}

.hero-content {
  position: relative;
  align-self: center;
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
  padding: 72px 0 88px;
  color: var(--white);
}

.eyebrow,
.section-kicker {
  margin: 0 0 14px;
  color: var(--copper);
  font-size: 14px;
  font-weight: 700;
}

.hero .eyebrow {
  color: #e9b58f;
}

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

h1 {
  max-width: 620px;
  margin-bottom: 18px;
  font-size: clamp(44px, 9vw, 82px);
  line-height: 1.04;
  font-weight: 800;
}

h2 {
  margin-bottom: 0;
  font-size: clamp(28px, 4.6vw, 44px);
  line-height: 1.18;
  font-weight: 760;
  color: var(--brand);
}

h3 {
  margin-bottom: 12px;
  font-size: 20px;
  line-height: 1.3;
  color: var(--ink);
}

.hero-lede {
  max-width: 620px;
  margin-bottom: 30px;
  color: rgba(255, 255, 255, 0.9);
  font-size: clamp(18px, 2.8vw, 24px);
  line-height: 1.65;
}

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

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 20px;
  border: 1px solid transparent;
  border-radius: 8px;
  font-weight: 700;
  transition: transform 160ms ease, background 160ms ease, border-color 160ms ease;
}

.button:hover,
.button:focus-visible {
  transform: translateY(-1px);
  outline: none;
}

.button-primary {
  color: var(--white);
  background: var(--copper);
}

.button-secondary {
  color: var(--white);
  border-color: rgba(255, 255, 255, 0.72);
  background: rgba(255, 255, 255, 0.08);
}

.section {
  padding: clamp(64px, 9vw, 112px) 0;
  background: var(--warm);
}

.section-intro {
  border-bottom: 1px solid var(--line);
}

.section-band {
  background: var(--paper);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.section-inner {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
}

.two-column {
  display: grid;
  grid-template-columns: minmax(0, 0.88fr) minmax(0, 1.12fr);
  gap: clamp(28px, 6vw, 72px);
  align-items: start;
}

.section-copy,
.conference-panel,
.policy-list {
  color: var(--muted);
  font-size: 17px;
}

.section-copy p:last-child,
.conference-panel p:last-child {
  margin-bottom: 0;
}

.section-heading {
  max-width: 760px;
  margin-bottom: clamp(28px, 5vw, 46px);
}

.service-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.service-card {
  min-height: 248px;
  padding: 26px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 14px 34px rgba(31, 37, 35, 0.06);
}

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

.card-index {
  display: inline-block;
  margin-bottom: 36px;
  color: var(--teal);
  font-size: 13px;
  font-weight: 800;
}

.conference-panel {
  padding: 30px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.check-list {
  display: grid;
  gap: 10px;
  padding: 0;
  margin: 24px 0;
  list-style: none;
}

.check-list li {
  position: relative;
  padding-left: 28px;
  color: var(--ink);
}

.check-list li::before {
  position: absolute;
  top: 9px;
  left: 0;
  width: 12px;
  height: 8px;
  border-left: 2px solid var(--teal);
  border-bottom: 2px solid var(--teal);
  content: "";
  transform: rotate(-45deg);
}

.muted {
  color: var(--muted);
  font-size: 15px;
}

.privacy-layout {
  display: grid;
  gap: 10px;
}

.policy-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.policy-list article {
  padding: 24px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.policy-list p {
  margin-bottom: 0;
}

.site-footer {
  padding: 38px 0;
  color: rgba(255, 255, 255, 0.82);
  background: #1d342e;
}

.footer-inner {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 1.1fr) minmax(0, 0.8fr);
  gap: 24px;
  align-items: start;
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
}

.site-footer strong {
  display: block;
  margin-bottom: 8px;
  color: var(--white);
  font-size: 18px;
}

.site-footer p {
  margin-bottom: 0;
}

.site-footer p + p {
  margin-top: 6px;
}

.footer-records {
  display: grid;
  gap: 8px;
  font-size: 14px;
}

.footer-records a {
  color: inherit;
  text-decoration-color: rgba(255, 255, 255, 0.42);
  text-underline-offset: 3px;
}

.footer-records a:hover,
.footer-records a:focus-visible {
  color: var(--white);
}

.copyright {
  color: rgba(255, 255, 255, 0.66);
  font-size: 14px;
  text-align: right;
}

@media (max-width: 820px) {
  body.nav-open::after {
    position: fixed;
    inset: 68px 0 0;
    z-index: 80;
    background: rgba(31, 37, 35, 0.18);
    content: "";
  }

  .nav-toggle {
    display: block;
  }

  .nav-list {
    position: fixed;
    top: 68px;
    right: 16px;
    left: 16px;
    z-index: 120;
    display: none;
    padding: 8px;
    background: var(--white);
    border: 1px solid var(--line);
    border-radius: 8px;
    box-shadow: var(--shadow);
  }

  .nav-list.is-open {
    display: grid;
  }

  .nav-list a {
    min-height: 44px;
    text-align: left;
  }

  .hero {
    min-height: 74svh;
  }

  .hero-shade {
    background: linear-gradient(0deg, rgba(15, 29, 25, 0.74), rgba(15, 29, 25, 0.24));
  }

  .hero-content {
    align-self: end;
    padding: 64px 0 54px;
  }

  .two-column,
  .service-grid,
  .policy-list,
  .footer-inner {
    grid-template-columns: 1fr;
  }

  .service-card {
    min-height: auto;
  }

  .copyright {
    text-align: left;
  }
}

@media (max-width: 520px) {
  .nav-shell,
  .section-inner,
  .hero-content,
  .footer-inner {
    width: min(100% - 24px, 1120px);
  }

  .brand-text {
    font-size: 17px;
  }

  .hero-actions {
    display: grid;
  }

  .button {
    width: 100%;
  }

  .conference-panel,
  .service-card,
  .policy-list article {
    padding: 22px;
  }
}

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

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