:root {
  --paper: #f4efe6;
  --ink: #1c2430;
  --rust: #b8431f;
  --rule: #d7cbb8;
  --card: #fffaf3;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: auto;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: "Microsoft YaHei", sans-serif;
  font-size: 16px;
  line-height: 1.75;
}

img,
svg {
  max-width: 100%;
  vertical-align: middle;
}

a {
  color: var(--rust);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

h1,
h2,
h3,
.brand-name,
.masthead-kicker,
.pull-quote,
.folio,
.section-kicker,
.stat-num,
.review-name {
  font-family: Georgia, "Times New Roman", serif;
  font-weight: 700;
  letter-spacing: 0.01em;
}

h1 {
  font-size: 2.15rem;
  line-height: 1.28;
  margin: 0 0 1rem;
}

h2 {
  font-size: 1.45rem;
  line-height: 1.35;
  margin: 0 0 0.85rem;
  padding-bottom: 0.45rem;
  border-bottom: 1px solid var(--rule);
}

h3 {
  font-size: 1.12rem;
  margin: 1.1rem 0 0.55rem;
}

p {
  margin: 0 0 1rem;
}

.wrap {
  width: min(1120px, calc(100% - 36px));
  margin: 0 auto;
}

.masthead {
  padding: 18px 0 0;
}

.dateline {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: #4a5560;
}

.double-rule {
  height: 7px;
  margin: 10px 0;
  border-top: 3px solid var(--ink);
  border-bottom: 1px solid var(--ink);
}

.brand-block {
  text-align: center;
  padding: 10px 0 6px;
}

.brand-row {
  display: inline-flex;
  align-items: center;
  gap: 12px;
}

.brand-name {
  font-size: 2.35rem;
  letter-spacing: 0.08em;
  line-height: 1;
}

.masthead-kicker {
  margin: 8px 0 0;
  font-size: 13px;
  font-weight: 400;
  letter-spacing: 0.42em;
  color: var(--rust);
}

.site-nav {
  display: flex;
  justify-content: center;
  gap: 2.4rem;
  padding: 8px 0 16px;
}

.site-nav a {
  color: var(--ink);
  font-size: 13px;
  letter-spacing: 0.34em;
  text-decoration: none;
  padding: 4px 0;
  border-bottom: 2px solid transparent;
  transition: color 0.2s ease, border-color 0.2s ease, letter-spacing 0.2s ease;
}

.site-nav a:hover {
  color: var(--rust);
  letter-spacing: 0.4em;
  text-decoration: none;
}

.site-nav a.active {
  color: var(--rust);
  border-bottom-color: var(--rust);
}

.hero {
  padding: 28px 0 8px;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.35fr 0.65fr;
  gap: 28px;
  align-items: start;
}

.lede {
  font-size: 1.05rem;
}

.folio {
  font-size: 12px;
  letter-spacing: 0.22em;
  color: var(--rust);
  margin-bottom: 8px;
}

.pull-quote {
  background: var(--card);
  border: 1px solid var(--rule);
  border-left: 4px solid var(--rust);
  padding: 22px 22px 18px;
  font-size: 1.55rem;
  line-height: 1.4;
  margin: 0;
}

.pull-quote cite {
  display: block;
  margin-top: 12px;
  font-family: "Microsoft YaHei", sans-serif;
  font-size: 13px;
  font-style: normal;
  font-weight: 400;
  letter-spacing: 0.08em;
  color: #5a6470;
}

.section {
  padding: 28px 0;
  border-top: 1px solid var(--rule);
}

.section-kicker {
  font-size: 12px;
  letter-spacing: 0.28em;
  color: var(--rust);
  margin-bottom: 6px;
}

.cols-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
}

.cols-3 {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 20px;
}

.card {
  background: var(--card);
  border: 1px solid var(--rule);
  padding: 18px 18px 10px;
}

.card h3 {
  margin-top: 0.35rem;
}

.ornament {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 10px;
}

.dl-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin: 16px 0 8px;
}

.dl-item {
  background: var(--card);
  border: 1px solid var(--rule);
  padding: 16px 16px 14px;
}

.dl-item h3 {
  margin: 0 0 8px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.dl-item p {
  font-size: 14px;
  margin-bottom: 12px;
}

.btn-dl {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--ink);
  color: var(--card);
  border: 1px solid var(--ink);
  padding: 9px 16px;
  font-family: "Microsoft YaHei", sans-serif;
  font-size: 14px;
  letter-spacing: 0.06em;
  cursor: pointer;
  transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

.btn-dl:hover {
  background: var(--rust);
  border-color: var(--rust);
  color: #fffaf3;
}

.btn-dl .spin-mark {
  display: inline-block;
  width: 12px;
  height: 12px;
  border: 2px solid #fffaf3;
  border-right-color: transparent;
  border-radius: 50%;
}

.btn-dl:hover .spin-mark {
  animation: spin 0.7s linear infinite;
}

@keyframes spin {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

.btn-ghost {
  display: inline-block;
  border: 1px solid var(--ink);
  color: var(--ink);
  padding: 8px 16px;
  letter-spacing: 0.08em;
  transition: background 0.2s ease, color 0.2s ease;
}

.btn-ghost:hover {
  background: var(--ink);
  color: var(--card);
  text-decoration: none;
}

.cta-band {
  background: var(--card);
  border: 1px dashed var(--rust);
  padding: 20px 22px;
  margin: 8px 0 0;
}

.table-wrap {
  overflow-x: auto;
  border: 1px solid var(--rule);
  background: var(--card);
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

th,
td {
  border-bottom: 1px solid var(--rule);
  padding: 10px 12px;
  text-align: left;
  vertical-align: top;
}

th {
  font-family: Georgia, "Times New Roman", serif;
  background: #efe6d6;
  font-weight: 700;
}

.reviews {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}

.review {
  background: var(--card);
  border: 1px solid var(--rule);
  padding: 16px 16px 8px;
}

.review-name {
  font-size: 1.05rem;
  margin: 0 0 4px;
}

.review-role {
  font-size: 12px;
  letter-spacing: 0.08em;
  color: #5a6470;
  margin-bottom: 10px;
}

.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}

.stat {
  background: var(--card);
  border: 1px solid var(--rule);
  text-align: center;
  padding: 16px 10px;
}

.stat-num {
  display: block;
  font-size: 1.7rem;
  color: var(--rust);
}

.stat-label {
  font-size: 13px;
}

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

.faq-item {
  background: var(--card);
  border: 1px solid var(--rule);
  padding: 14px 16px 6px;
}

.faq-item h3 {
  margin-top: 0;
  font-size: 1.05rem;
}

.steps {
  counter-reset: step;
}

.step {
  position: relative;
  padding-left: 48px;
  margin-bottom: 16px;
}

.step::before {
  counter-increment: step;
  content: counter(step);
  position: absolute;
  left: 0;
  top: 2px;
  width: 32px;
  height: 32px;
  border: 1px solid var(--ink);
  background: var(--card);
  font-family: Georgia, "Times New Roman", serif;
  text-align: center;
  line-height: 32px;
  font-size: 15px;
}

.site-footer {
  border-top: 3px solid var(--ink);
  margin-top: 20px;
  padding: 28px 0 0;
}

.footer-cols {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 24px;
  padding-bottom: 20px;
}

.site-footer h3 {
  margin-top: 0;
  font-size: 1rem;
}

.site-footer p,
.site-footer li {
  font-size: 14px;
}

.site-footer ul {
  margin: 0;
  padding-left: 18px;
}

.foot-bar {
  border-top: 1px solid var(--ink);
  padding: 12px 0 18px;
  font-size: 12px;
  letter-spacing: 0.02em;
  color: #3d4650;
}

.verify {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  background: var(--card);
  border: 1px solid var(--rule);
  padding: 12px 14px;
  margin-bottom: 8px;
}

@media (max-width: 768px) {
  .brand-name {
    font-size: 1.7rem;
  }

  h1 {
    font-size: 1.55rem;
  }

  .hero-grid,
  .cols-2,
  .cols-3,
  .dl-grid,
  .reviews,
  .stats,
  .footer-cols {
    grid-template-columns: 1fr;
  }

  .site-nav {
    flex-direction: column;
    align-items: center;
    gap: 10px;
  }

  .dateline {
    flex-direction: column;
    gap: 4px;
    letter-spacing: 0.08em;
  }
}