:root {
  --bg: #f6f0e2;
  --bg-soft: #fdf8ef;
  --surface: rgba(255, 255, 255, 0.82);
  --surface-strong: #ffffff;
  --text: #2f382f;
  --text-muted: #687268;
  --brand: #6e9e6a;
  --brand-deep: #53744f;
  --mint: #95e5c0;
  --warm: #f6ca4f;
  --line: rgba(110, 126, 105, 0.18);
  --shadow: 0 24px 60px rgba(54, 53, 36, 0.12);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(149, 229, 192, 0.35), transparent 28%),
    radial-gradient(circle at top right, rgba(246, 202, 79, 0.24), transparent 24%),
    linear-gradient(180deg, #fbf7ee 0%, var(--bg) 100%);
  font-family:
    "Avenir Next",
    "PingFang SC",
    "Hiragino Sans GB",
    "Microsoft YaHei",
    sans-serif;
  line-height: 1.6;
}

a {
  color: inherit;
}

.page-shell {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
  padding: 24px 0 56px;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 10px 0 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  text-decoration: none;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  border-radius: 16px;
  background: linear-gradient(135deg, var(--brand), var(--mint));
  color: #fff;
  font-family:
    "Iowan Old Style",
    "Palatino Linotype",
    "Songti SC",
    serif;
  font-size: 1.45rem;
  font-weight: 700;
  box-shadow: 0 12px 24px rgba(110, 158, 106, 0.22);
}

.brand-copy {
  display: flex;
  flex-direction: column;
  line-height: 1.05;
}

.brand-copy strong,
.hero h1,
.section-heading h2,
.contact-panel h2,
.feature-card h3,
.faq-card h3,
.contact-checklist h3 {
  font-family:
    "Iowan Old Style",
    "Palatino Linotype",
    "Songti SC",
    serif;
}

.brand-copy strong {
  font-size: 1.05rem;
  letter-spacing: 0.04em;
}

.brand-copy span {
  color: var(--text-muted);
  font-size: 0.92rem;
}

.topnav {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 10px;
}

.topnav a {
  padding: 10px 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.66);
  text-decoration: none;
  color: var(--text-muted);
  transition:
    transform 180ms ease,
    border-color 180ms ease,
    color 180ms ease;
}

.topnav a:hover,
.topnav a:focus-visible {
  transform: translateY(-1px);
  border-color: rgba(110, 158, 106, 0.32);
  color: var(--brand-deep);
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(290px, 0.8fr);
  gap: 22px;
  align-items: stretch;
}

.hero-panel,
.hero-card,
.feature-card,
.faq-card,
.contact-panel {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 30px;
  box-shadow: var(--shadow);
}

.hero-panel {
  padding: 42px;
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.94), rgba(255, 252, 246, 0.82)),
    var(--surface-strong);
}

.hero-panel::after {
  content: "";
  position: absolute;
  right: -40px;
  bottom: -52px;
  width: 220px;
  height: 220px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(149, 229, 192, 0.22), transparent 66%);
}

.eyebrow {
  margin: 0 0 10px;
  color: var(--brand-deep);
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
}

.hero h1 {
  margin: 0;
  font-size: clamp(2.6rem, 5vw, 4.4rem);
  line-height: 0.98;
}

.hero-copy {
  max-width: 38rem;
  margin: 18px 0 0;
  color: var(--text-muted);
  font-size: 1.03rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 18px;
  border-radius: 16px;
  border: 1px solid transparent;
  text-decoration: none;
  font-weight: 700;
  transition:
    transform 180ms ease,
    box-shadow 180ms ease,
    background 180ms ease;
}

.button:hover,
.button:focus-visible,
.contact-link:hover,
.contact-link:focus-visible {
  transform: translateY(-1px);
}

.button-primary {
  background: linear-gradient(135deg, var(--brand), #7daf78);
  color: #fff;
  box-shadow: 0 14px 28px rgba(110, 158, 106, 0.2);
}

.button-secondary {
  border-color: var(--line);
  background: rgba(255, 255, 255, 0.86);
  color: var(--brand-deep);
}

.hero-card {
  display: grid;
  gap: 16px;
  align-content: start;
  padding: 28px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.88), rgba(255, 248, 230, 0.9)),
    var(--surface);
}

.hero-card-row {
  display: grid;
  gap: 6px;
  padding-bottom: 14px;
  border-bottom: 1px solid rgba(110, 126, 105, 0.12);
}

.hero-card-row:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.hero-card-label {
  color: var(--text-muted);
  font-size: 0.9rem;
}

.hero-card a {
  font-weight: 700;
  color: var(--brand-deep);
  word-break: break-word;
}

.section {
  padding-top: 68px;
}

.section-alt {
  margin-top: 64px;
  padding: 30px;
  border-radius: 34px;
  background: rgba(255, 251, 244, 0.75);
  border: 1px solid rgba(110, 126, 105, 0.12);
}

.section-heading {
  max-width: 700px;
  margin-bottom: 24px;
}

.section-heading h2,
.contact-panel h2 {
  margin: 0;
  font-size: clamp(2rem, 3vw, 3rem);
  line-height: 1.05;
}

.section-heading p,
.contact-copy p {
  margin: 10px 0 0;
  color: var(--text-muted);
}

.feature-grid,
.faq-grid {
  display: grid;
  gap: 18px;
}

.feature-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

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

.feature-card,
.faq-card {
  padding: 22px;
  background: rgba(255, 255, 255, 0.88);
}

.feature-card h3,
.faq-card h3 {
  margin: 0 0 10px;
  font-size: 1.35rem;
}

.feature-card p,
.faq-card p {
  margin: 0;
  color: var(--text-muted);
}

.contact-panel {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(280px, 0.78fr);
  gap: 24px;
  padding: 30px;
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.92), rgba(250, 247, 236, 0.84)),
    var(--surface);
}

.contact-link {
  display: inline-block;
  margin-top: 18px;
  padding: 14px 18px;
  border-radius: 16px;
  background: rgba(110, 158, 106, 0.1);
  color: var(--brand-deep);
  font-weight: 700;
  text-decoration: none;
  border: 1px solid rgba(110, 158, 106, 0.18);
  transition:
    transform 180ms ease,
    background 180ms ease;
}

.contact-checklist {
  padding: 24px;
  border-radius: 24px;
  background: linear-gradient(180deg, rgba(246, 202, 79, 0.18), rgba(149, 229, 192, 0.14));
  border: 1px solid rgba(110, 126, 105, 0.14);
}

.contact-checklist h3 {
  margin: 0 0 12px;
  font-size: 1.28rem;
}

.contact-checklist ul {
  margin: 0;
  padding-left: 1.1rem;
}

.contact-checklist li + li {
  margin-top: 8px;
}

.footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding-top: 32px;
  color: var(--text-muted);
  font-size: 0.92rem;
}

.footer p {
  margin: 0;
}

@media (max-width: 980px) {
  .hero,
  .contact-panel,
  .feature-grid,
  .faq-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 720px) {
  .page-shell {
    width: min(100% - 20px, 1120px);
    padding-top: 16px;
  }

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

  .hero-panel,
  .hero-card,
  .feature-card,
  .faq-card,
  .contact-panel,
  .contact-checklist,
  .section-alt {
    border-radius: 24px;
  }

  .hero-panel,
  .contact-panel,
  .section-alt {
    padding: 22px;
  }

  .hero h1 {
    font-size: 2.4rem;
  }

  .hero-actions,
  .topnav {
    width: 100%;
  }

  .button {
    width: 100%;
  }
}