:root {
  --bg: #f8faf9;
  --paper: #ffffff;
  --ink: #14211d;
  --muted: #5b6863;
  --line: #dce4e0;
  --accent: #0f766e;
  --accent-dark: #0b4f4a;
  --soft: #e7f3f1;
  --warn: #f3f0e8;
  --radius: 8px;
  --shadow: 0 16px 40px rgba(20, 33, 29, 0.08);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Microsoft YaHei", "PingFang SC", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.75;
}

a {
  color: var(--accent-dark);
  text-decoration-thickness: 1px;
  text-underline-offset: 4px;
}

a:hover {
  color: var(--accent);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(248, 250, 249, 0.94);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(12px);
}

.nav {
  width: min(1120px, calc(100% - 32px));
  min-height: 72px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: inline-flex;
  flex-direction: column;
  color: var(--ink);
  text-decoration: none;
  line-height: 1.2;
}

.brand strong {
  font-size: 18px;
  letter-spacing: 0;
}

.brand span {
  font-size: 13px;
  color: var(--muted);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 16px;
  font-size: 14px;
  white-space: nowrap;
}

.nav-links a {
  color: var(--muted);
  text-decoration: none;
}

.nav-links a:hover,
.nav-links a[aria-current="page"] {
  color: var(--accent-dark);
}

.phone-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 40px;
  padding: 0 14px;
  border-radius: var(--radius);
  background: var(--accent-dark);
  color: #ffffff !important;
  text-decoration: none;
  font-weight: 700;
}

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

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) minmax(280px, 0.7fr);
  gap: 40px;
  align-items: stretch;
  padding: 64px 0 48px;
}

.hero-copy {
  padding: 8px 0;
}

.kicker {
  margin: 0 0 12px;
  color: var(--accent-dark);
  font-weight: 700;
}

h1,
h2,
h3 {
  margin: 0;
  line-height: 1.18;
  letter-spacing: 0;
}

h1 {
  max-width: 780px;
  font-size: clamp(34px, 5vw, 58px);
}

h2 {
  font-size: clamp(26px, 3vw, 36px);
}

h3 {
  font-size: 20px;
}

.lead {
  max-width: 780px;
  margin: 22px 0 0;
  color: #31413b;
  font-size: clamp(18px, 2vw, 22px);
  line-height: 1.65;
}

.summary {
  max-width: 760px;
  margin: 18px 0 0;
  color: var(--muted);
}

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

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 18px;
  border-radius: var(--radius);
  border: 1px solid var(--accent-dark);
  background: var(--accent-dark);
  color: #ffffff;
  text-decoration: none;
  font-weight: 700;
}

.button.secondary {
  background: transparent;
  color: var(--accent-dark);
}

.button:active,
.phone-link:active {
  transform: translateY(1px);
}

.hero-panel,
.note-panel {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper);
  box-shadow: var(--shadow);
}

.hero-panel {
  padding: 24px;
  display: grid;
  align-content: center;
  gap: 18px;
}

.panel-title {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
}

.check-list,
.plain-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.check-list li,
.plain-list li {
  padding: 10px 0;
  border-top: 1px solid var(--line);
}

.check-list li:first-child,
.plain-list li:first-child {
  border-top: 0;
}

.check-list li::before {
  content: "✓";
  display: inline-block;
  width: 24px;
  color: var(--accent-dark);
  font-weight: 800;
}

.section {
  padding: 54px 0;
  border-top: 1px solid var(--line);
}

.section > p {
  max-width: 780px;
  color: var(--muted);
}

.grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin-top: 26px;
}

.card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper);
  padding: 22px;
}

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

.service-list {
  margin-top: 26px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper);
  overflow: hidden;
}

.service-row {
  display: grid;
  grid-template-columns: 240px minmax(0, 1fr);
  gap: 24px;
  padding: 22px;
  border-top: 1px solid var(--line);
}

.service-row:first-child {
  border-top: 0;
}

.service-row h3 {
  color: var(--accent-dark);
}

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

.note-panel {
  padding: 24px;
  background: var(--soft);
  box-shadow: none;
}

.note-panel p {
  margin: 10px 0 0;
}

.case-meta {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  margin-top: 26px;
}

.case-meta div {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper);
  padding: 16px;
}

.case-meta strong {
  display: block;
  color: var(--accent-dark);
}

.faq-item {
  border-top: 1px solid var(--line);
  padding: 24px 0;
}

.faq-item p {
  max-width: 820px;
  margin: 10px 0 0;
  color: var(--muted);
}

.contact-box {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(260px, 0.7fr);
  gap: 20px;
  margin-top: 28px;
}

.contact-card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper);
  padding: 24px;
}

.big-phone {
  display: block;
  margin-top: 8px;
  color: var(--accent-dark);
  font-size: clamp(28px, 5vw, 44px);
  font-weight: 800;
  line-height: 1.1;
  text-decoration: none;
}

.breadcrumb {
  margin-top: 26px;
  color: var(--muted);
  font-size: 14px;
}

.site-footer {
  margin-top: 48px;
  border-top: 1px solid var(--line);
  background: #eef4f2;
}

.footer-inner {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
  padding: 32px 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 24px;
  color: var(--muted);
  font-size: 14px;
}

.footer-inner strong {
  color: var(--ink);
}

@media (max-width: 860px) {
  .nav {
    align-items: flex-start;
    flex-direction: column;
    padding: 14px 0;
  }

  .nav-links {
    width: 100%;
    overflow-x: auto;
    padding-bottom: 4px;
  }

  .hero,
  .contact-box {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .hero {
    padding-top: 38px;
  }

  .grid,
  .case-meta {
    grid-template-columns: 1fr;
  }

  .service-row {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .footer-inner {
    grid-template-columns: 1fr;
  }
}