:root {
  --ink: #17212b;
  --muted: #607080;
  --line: #d8e1e6;
  --paper: #f7faf8;
  --white: #ffffff;
  --teal: #0d6f73;
  --teal-dark: #094d50;
  --gold: #d7a842;
  --rose: #c46b62;
  --shadow: 0 18px 45px rgba(23, 33, 43, 0.12);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Microsoft YaHei", "PingFang SC", "Noto Sans SC", Arial, sans-serif;
  color: var(--ink);
  background: var(--paper);
  line-height: 1.65;
}

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

.text-link {
  color: var(--teal);
  font-weight: 800;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(255, 255, 255, 0.94);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(12px);
}

.nav {
  width: min(1120px, calc(100% - 32px));
  min-height: 74px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: flex;
  align-items: center;
  min-width: 230px;
}

.brand-logo {
  width: 252px;
  max-width: min(252px, 58vw);
  height: auto;
  display: block;
}

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

.nav-links a {
  min-height: 38px;
  padding: 8px 13px;
  border-radius: 6px;
  color: #314353;
  font-size: 14px;
}

.nav-links a:hover,
.nav-links a.active {
  background: #e9f3f1;
  color: var(--teal-dark);
}

.hero {
  min-height: calc(100vh - 74px);
  display: grid;
  align-items: stretch;
  position: relative;
  overflow: hidden;
  background: #102d31;
}

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

.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(12, 39, 42, 0.92) 0%, rgba(12, 39, 42, 0.72) 40%, rgba(12, 39, 42, 0.16) 100%),
    linear-gradient(0deg, rgba(9, 77, 80, 0.20), rgba(9, 77, 80, 0.20));
}

.hero-content {
  position: relative;
  z-index: 1;
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
  padding: 78px 0 120px;
  color: var(--white);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: flex-start;
}

.eyebrow {
  margin: 0 0 14px;
  color: #f0ca72;
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

h1,
h2,
h3 {
  margin: 0;
  line-height: 1.16;
  letter-spacing: 0;
}

h1 {
  max-width: 760px;
  font-size: clamp(42px, 6vw, 72px);
}

h2 {
  font-size: clamp(28px, 3.2vw, 44px);
}

h3 {
  font-size: 22px;
}

.hero-lede {
  max-width: 690px;
  margin: 24px 0 34px;
  color: rgba(255, 255, 255, 0.88);
  font-size: clamp(17px, 2vw, 21px);
}

.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 11px 18px;
  border: 1px solid transparent;
  border-radius: 6px;
  font-weight: 800;
}

.button.primary {
  background: var(--gold);
  color: #1d2529;
}

.button.secondary {
  border-color: rgba(255, 255, 255, 0.58);
  color: var(--white);
}

.section {
  padding: 76px 0;
}

.section.white {
  background: var(--white);
}

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

.section-head {
  max-width: 760px;
  margin-bottom: 34px;
}

.section-head p,
.page-intro p {
  color: var(--muted);
  font-size: 18px;
}

.grid {
  display: grid;
  gap: 22px;
}

.grid.three {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

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

.card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 26px;
  box-shadow: 0 8px 22px rgba(23, 33, 43, 0.05);
}

.card.accent {
  border-top: 5px solid var(--teal);
}

.card.gold {
  border-top: 5px solid var(--gold);
}

.card.rose {
  border-top: 5px solid var(--rose);
}

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

.mini-list {
  margin: 22px 0 0;
  padding-left: 20px;
  color: var(--muted);
}

.mini-list li + li {
  margin-top: 8px;
}

.faq-list {
  display: grid;
  gap: 14px;
}

.faq-list details {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 20px 22px;
  box-shadow: 0 8px 22px rgba(23, 33, 43, 0.04);
}

.faq-list summary {
  cursor: pointer;
  color: var(--ink);
  font-size: 18px;
  font-weight: 800;
}

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

.split {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 42px;
  align-items: center;
}

.quote-panel {
  padding: 34px;
  background: var(--teal-dark);
  color: var(--white);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.quote-panel p {
  margin: 0;
  font-size: 22px;
}

.quote-panel span {
  display: block;
  margin-top: 18px;
  color: #c8e7e1;
}

.page-hero {
  padding: 82px 0 54px;
  background: linear-gradient(135deg, #eef7f4 0%, #fff8e7 100%);
  border-bottom: 1px solid var(--line);
}

.page-intro {
  max-width: 830px;
}

.timeline {
  display: grid;
  gap: 18px;
}

.timeline-item {
  display: grid;
  grid-template-columns: 130px 1fr;
  gap: 20px;
  padding: 22px 0;
  border-top: 1px solid var(--line);
}

.timeline-date {
  color: var(--teal);
  font-weight: 800;
}

.news-list {
  display: grid;
  gap: 18px;
}

.news-item {
  display: grid;
  grid-template-columns: 170px 1fr;
  gap: 24px;
  padding: 26px 0;
  border-top: 1px solid var(--line);
}

.news-date {
  color: var(--teal);
  font-weight: 800;
}

.contact-layout {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 30px;
}

.contact-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 16px;
}

.contact-list strong {
  display: block;
  color: var(--ink);
}

.contact-list span {
  color: var(--muted);
}

.form {
  display: grid;
  gap: 14px;
}

label {
  display: grid;
  gap: 7px;
  color: #314353;
  font-weight: 700;
}

input,
textarea,
select {
  width: 100%;
  min-height: 46px;
  padding: 11px 12px;
  border: 1px solid #cbd8de;
  border-radius: 6px;
  background: var(--white);
  color: var(--ink);
  font: inherit;
}

textarea {
  min-height: 130px;
  resize: vertical;
}

.form .button {
  border: 0;
  cursor: pointer;
  justify-self: start;
}

.site-footer {
  padding: 34px 0;
  background: #13262b;
  color: rgba(255, 255, 255, 0.72);
}

.footer-inner {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}

@media (max-width: 780px) {
  .nav {
    align-items: flex-start;
    flex-direction: column;
    padding: 14px 0;
  }

  .nav-links {
    width: 100%;
  }

  .nav-links a {
    flex: 1 1 auto;
    text-align: center;
  }

  .hero {
    min-height: auto;
  }

  .hero-content {
    padding: 76px 0 90px;
  }

  .grid.three,
  .grid.two,
  .split,
  .contact-layout,
  .news-item,
  .timeline-item {
    grid-template-columns: 1fr;
  }

  .section {
    padding: 56px 0;
  }
}