:root {
  color-scheme: light;
  --background: #f4f7f2;
  --surface: #ffffff;
  --ink: #203b32;
  --muted: #52675d;
  --green: #276047;
  --soft: #eaf2e9;
  --border: #d5e1d5;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Microsoft YaHei", sans-serif;
  font-size: 16px;
  line-height: 1.75;
  color: var(--ink);
  background: var(--background);
}

* { box-sizing: border-box; }
body { margin: 0; }
a { color: var(--green); text-underline-offset: 4px; }
a:hover { text-decoration-thickness: 2px; }
a:focus-visible, summary:focus-visible { outline: 3px solid #538267; outline-offset: 4px; }
img { max-width: 100%; }
p { margin: 0 0 14px; }
h1, h2, h3 { margin: 0 0 12px; line-height: 1.4; text-wrap: balance; }
h1 { font-size: 28px; font-weight: 700; }
h2 { font-size: 23px; font-weight: 700; }
h3 { font-size: 18px; font-weight: 700; }
.container { width: min(100% - 36px, 1064px); margin-inline: auto; }
.skip-link { position: absolute; z-index: 10; top: 8px; left: 16px; padding: 10px 16px; background: var(--surface); transform: translateY(-160%); }
.skip-link:focus { transform: translateY(0); }
.site-header { background: var(--surface); border-bottom: 1px solid var(--border); }
.header-inner { display: flex; flex-direction: column; gap: 4px; padding-block: 12px; }
.brand { display: inline-flex; align-items: center; gap: 10px; min-height: 44px; width: fit-content; font-size: 19px; font-weight: 700; color: var(--ink); text-decoration: none; }
.brand img { flex: none; }
nav { display: flex; flex-wrap: wrap; gap: 0 18px; }
nav a { display: inline-flex; align-items: center; min-height: 44px; font-size: 14px; text-decoration: none; }
.intro { padding-block: 34px 28px; max-width: 850px; }
.eyebrow { margin-bottom: 8px; color: var(--green); font-size: 13px; font-weight: 600; letter-spacing: .03em; }
.lead { color: var(--muted); font-size: 17px; }
.actions { display: flex; flex-wrap: wrap; gap: 10px; margin-block: 22px 12px; }
.button { display: inline-flex; justify-content: center; align-items: center; min-height: 46px; padding: 9px 17px; border: 1px solid var(--green); border-radius: 8px; text-decoration: none; font-weight: 600; }
.primary { background: var(--green); color: #ffffff; }
.secondary { background: var(--surface); color: var(--green); }
.helper { margin-bottom: 0; color: var(--muted); font-size: 13px; line-height: 1.8; }
.section { padding-block: 28px; border-top: 1px solid var(--border); scroll-margin-top: 16px; }
.section-heading { margin-bottom: 20px; }
.service-grid, .process-grid { display: grid; grid-template-columns: minmax(0, 1fr); gap: 16px; }
.card { min-width: 0; padding: 20px; background: var(--surface); border: 1px solid var(--border); border-radius: 12px; }
.card p:last-child { margin-bottom: 0; }
.notice { margin-top: 16px; padding: 17px 20px; background: var(--soft); border: 1px solid var(--border); border-radius: 10px; }
.notice strong { display: block; margin-bottom: 6px; }
.notice p { margin: 0; }
ol { margin: 0; padding-left: 24px; }
li { padding-left: 3px; margin-bottom: 12px; }
li:last-child { margin-bottom: 0; }
.faq-list { display: grid; gap: 10px; }
details { background: var(--surface); border: 1px solid var(--border); border-radius: 10px; padding-inline: 18px; }
summary { padding-block: 14px; min-height: 48px; cursor: pointer; font-weight: 600; }
details p { margin-block: 0 17px; color: var(--muted); }
.contact { display: flex; flex-direction: column; align-items: flex-start; gap: 12px; }
.contact p:last-child { margin-bottom: 0; }
.contact-phone { display: inline-flex; flex-direction: column; padding: 12px 18px; min-height: 44px; border: 1px solid var(--border); border-radius: 10px; background: var(--surface); font-size: 24px; font-weight: 700; text-decoration: none; font-variant-numeric: tabular-nums; }
.contact-phone span { font-size: 13px; font-weight: 400; color: var(--muted); }
.site-footer { padding-block: 20px 32px; border-top: 1px solid var(--border); color: var(--muted); font-size: 13px; }
.site-footer p { margin-bottom: 4px; }

@media (min-width: 720px) {
  .container { width: min(100% - 64px, 1064px); }
  .header-inner { flex-direction: row; align-items: center; justify-content: space-between; gap: 24px; }
  h1 { font-size: 34px; }
  .intro { padding-block: 46px 36px; }
  .section { padding-block: 36px; }
  .service-grid, .process-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .card { padding: 24px; }
  .contact { flex-direction: row; align-items: center; justify-content: space-between; gap: 24px; }
  .contact-phone { flex: none; }
}

@media (max-width: 360px) {
  .container { width: calc(100% - 28px); }
  nav { gap: 0 13px; }
  .actions { flex-direction: column; }
  .button { width: 100%; }
  h1 { font-size: 26px; }
}