:root {
  color-scheme: light;
  --ink: #17130f;
  --muted: #6f6962;
  --line: rgba(23, 19, 15, 0.11);
  --orange: #ff8126;
  --orange-dark: #d95e11;
  --soft: #f7f7f4;
  --shadow: 0 24px 70px rgba(23, 19, 15, 0.08);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: #fff;
  color: var(--ink);
  font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
}

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

.page {
  width: min(1080px, calc(100% - 40px));
  margin: 0 auto;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 26px 0 18px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 900;
}

.brand-mark {
  display: grid;
  width: 38px;
  height: 38px;
  place-items: center;
  border: 1px solid rgba(255, 129, 38, 0.22);
  border-radius: 14px;
  background: #fff7ef;
  color: var(--orange);
}

.nav-links {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  color: var(--muted);
  font-size: 13px;
}

.hero {
  padding: 48px 0 26px;
  border-top: 1px solid var(--line);
}

.kicker {
  display: inline-flex;
  padding: 7px 10px;
  border-radius: 999px;
  background: rgba(255, 129, 38, 0.09);
  color: var(--orange-dark);
  font-size: 12px;
  font-weight: 900;
}

h1 {
  max-width: 820px;
  margin: 18px 0 0;
  font-family: "Songti SC", "STSong", "SimSun", serif;
  font-size: clamp(42px, 7vw, 78px);
  line-height: 1;
  letter-spacing: -0.07em;
}

.answer {
  max-width: 840px;
  margin: 22px 0 0;
  padding: 20px;
  border: 1px solid rgba(255, 129, 38, 0.24);
  border-radius: 24px;
  background: #fff8f2;
  font-size: 19px;
  font-weight: 800;
  line-height: 1.75;
}

.meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
  color: var(--muted);
  font-size: 12px;
}

.meta span {
  padding: 8px 10px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: #fff;
}

.grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin: 26px 0;
}

.card,
.shot,
.table-card {
  border: 1px solid var(--line);
  border-radius: 26px;
  background: #fff;
  box-shadow: var(--shadow);
}

.card {
  padding: 20px;
}

.card h2,
.card h3 {
  margin: 0 0 10px;
  letter-spacing: -0.03em;
}

.card p,
.card li {
  color: var(--muted);
  line-height: 1.8;
}

.card ul {
  margin: 10px 0 0;
  padding-left: 18px;
}

.shot {
  overflow: hidden;
  padding: 16px;
}

.shot img {
  display: block;
  width: 100%;
  max-height: 560px;
  border-radius: 20px;
  background: #f2f2f2;
  object-fit: contain;
  object-position: center;
}

.shot iframe {
  display: block;
  width: 100%;
  height: 560px;
  border: 0;
  border-radius: 20px;
  background: #fff;
}

.screenshots {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin: 26px 0;
}

.shot figcaption {
  margin-top: 10px;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.6;
}

.table-card {
  overflow: hidden;
  margin: 26px 0;
}

.pricing-cards {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin: 26px 0;
}

.pricing-card {
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 28px;
  background: #fff;
  box-shadow: var(--shadow);
}

.pricing-card.pro {
  border-color: rgba(255, 129, 38, 0.3);
  background: linear-gradient(145deg, #fff7ef, #fff);
}

.pricing-card h2 {
  margin: 0;
  font-size: 26px;
}

.pricing-card strong {
  display: block;
  margin-top: 10px;
  color: var(--orange-dark);
  font-size: 18px;
}

.pricing-card ul {
  margin: 14px 0 0;
  padding-left: 18px;
  color: var(--muted);
  line-height: 1.8;
}

table {
  width: 100%;
  border-collapse: collapse;
}

th,
td {
  padding: 15px 16px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
  line-height: 1.65;
}

th {
  background: var(--soft);
}

td {
  color: var(--muted);
}

.section-title {
  margin: 42px 0 14px;
  font-family: "Songti SC", "STSong", "SimSun", serif;
  font-size: clamp(30px, 4vw, 48px);
  letter-spacing: -0.05em;
}

.footer {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 14px;
  margin-top: 54px;
  padding: 26px 0 42px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 13px;
}

@media (max-width: 820px) {
  .nav {
    align-items: flex-start;
    flex-direction: column;
  }

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

  .screenshots {
    grid-template-columns: 1fr;
  }

  .pricing-cards {
    grid-template-columns: 1fr;
  }
}