:root {
  --paper: #f7f0db;
  --paper-light: #fffaf0;
  --paper-deep: #ede0bd;
  --ink: #3b2d20;
  --ink-soft: #776957;
  --sage: #78875a;
  --sage-dark: #53613d;
  --tomato: #d75b3d;
  --sky: #bbd7e6;
  --gold: #b78a45;
  --divider: #d9cba8;
  --shadow: rgba(71, 52, 32, 0.12);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background:
    radial-gradient(circle at 8% 10%, rgba(187, 215, 230, 0.42), transparent 26rem),
    radial-gradient(circle at 94% 32%, rgba(237, 224, 189, 0.58), transparent 28rem),
    var(--paper);
  color: var(--ink);
  font-family:
    "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC",
    system-ui, sans-serif;
  line-height: 1.75;
}

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

.site-page {
  min-height: 100vh;
}

.section-shell,
.header-inner,
.footer-inner,
.article-shell {
  width: min(1120px, calc(100% - 40px));
  margin-inline: auto;
}

.site-header {
  position: sticky;
  z-index: 20;
  top: 0;
  border-bottom: 1px solid rgba(217, 203, 168, 0.8);
  background: rgba(247, 240, 219, 0.9);
  backdrop-filter: blur(14px);
}

.header-inner {
  min-height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-weight: 760;
  letter-spacing: 0.04em;
}

.brand img {
  width: 44px;
  height: 44px;
  border-radius: 13px;
  box-shadow: 0 8px 18px var(--shadow);
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--ink-soft);
  font-size: 0.95rem;
}

.site-nav a {
  padding: 8px 13px;
  border-radius: 999px;
  transition:
    background 160ms ease,
    color 160ms ease;
}

.site-nav a:hover,
.site-nav a:focus-visible {
  background: var(--paper-light);
  color: var(--sage-dark);
  outline: none;
}

.hero {
  min-height: 650px;
  padding-block: 92px 86px;
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(320px, 0.92fr);
  align-items: center;
  gap: 72px;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--sage-dark);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.hero h1 {
  margin: 0;
  font-family: "Songti SC", "STSong", "Noto Serif CJK SC", serif;
  font-size: clamp(3.4rem, 8vw, 6.7rem);
  font-weight: 800;
  line-height: 1.03;
  letter-spacing: -0.055em;
}

.hero-lead {
  max-width: 590px;
  margin: 30px 0 0;
  color: var(--ink-soft);
  font-size: 1.1rem;
}

.pill-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 32px;
}

.pill-row span {
  padding: 7px 13px;
  border: 1px solid var(--divider);
  border-radius: 999px;
  background: rgba(255, 250, 240, 0.65);
  color: var(--sage-dark);
  font-size: 0.86rem;
  font-weight: 700;
}

.hero-art {
  position: relative;
  min-height: 430px;
  overflow: hidden;
  display: grid;
  place-items: center;
  padding: 56px;
  border: 1px solid rgba(217, 203, 168, 0.92);
  border-radius: 46% 54% 44% 56% / 53% 42% 58% 47%;
  background:
    linear-gradient(145deg, rgba(255, 250, 240, 0.95), rgba(228, 233, 214, 0.96));
  box-shadow: 0 28px 80px var(--shadow);
  transform: rotate(1.5deg);
}

.hero-art::before,
.hero-art::after {
  content: "";
  position: absolute;
  border-radius: 999px 0 999px 0;
  background: rgba(120, 135, 90, 0.25);
  transform: rotate(35deg);
}

.hero-art::before {
  width: 104px;
  height: 42px;
  left: 24px;
  bottom: 74px;
}

.hero-art::after {
  width: 70px;
  height: 28px;
  right: 32px;
  top: 68px;
}

.hero-art img {
  position: relative;
  z-index: 2;
  width: min(250px, 72%);
  border-radius: 29%;
  box-shadow: 0 24px 44px rgba(71, 52, 32, 0.2);
  transform: rotate(-1.5deg);
}

.hero-art p {
  position: absolute;
  z-index: 3;
  bottom: 24px;
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.86rem;
  transform: rotate(-1.5deg);
}

.sun {
  position: absolute;
  top: 40px;
  left: 54px;
  width: 76px;
  height: 76px;
  border-radius: 50%;
  background: rgba(183, 138, 69, 0.32);
}

.promise-section {
  padding: 52px 56px;
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 64px;
  border-top: 1px solid var(--divider);
  border-bottom: 1px solid var(--divider);
}

.promise-section h2,
.contact-banner h2,
.info-card h2,
.article-hero h1 {
  margin: 0;
  font-family: "Songti SC", "STSong", "Noto Serif CJK SC", serif;
}

.promise-section h2 {
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 1.28;
}

.promise-section > p {
  margin: 0;
  align-self: center;
  color: var(--ink-soft);
  font-size: 1.04rem;
}

.link-grid {
  padding-block: 92px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}

.info-card {
  position: relative;
  min-height: 390px;
  overflow: hidden;
  padding: 38px 34px;
  display: flex;
  flex-direction: column;
  border: 1px solid var(--divider);
  border-radius: 26px;
  box-shadow: 0 18px 46px rgba(71, 52, 32, 0.08);
  transition:
    transform 180ms ease,
    box-shadow 180ms ease;
}

.info-card:hover,
.info-card:focus-visible {
  transform: translateY(-5px);
  box-shadow: 0 24px 58px rgba(71, 52, 32, 0.14);
  outline: 3px solid rgba(120, 135, 90, 0.22);
  outline-offset: 3px;
}

.privacy-card {
  background: #fffaf0;
}

.support-card {
  background: #eaf0e1;
}

.terms-card {
  background: #f5e2d5;
}

.card-mark {
  position: absolute;
  right: 22px;
  top: 10px;
  color: rgba(59, 45, 32, 0.08);
  font-family: Georgia, serif;
  font-size: 5.6rem;
  font-weight: 800;
}

.info-card h2 {
  position: relative;
  font-size: 2rem;
}

.info-card > p:not(.eyebrow) {
  position: relative;
  margin: 22px 0;
  color: var(--ink-soft);
}

.card-link {
  position: relative;
  margin-top: auto;
  color: var(--tomato);
  font-weight: 800;
}

.contact-banner {
  margin-bottom: 92px;
  padding: 48px 56px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  border-radius: 28px;
  background: var(--sage-dark);
  color: var(--paper-light);
  box-shadow: 0 24px 60px rgba(83, 97, 61, 0.22);
}

.contact-banner .eyebrow {
  color: #dce7c4;
}

.contact-banner h2 {
  font-size: clamp(2rem, 4vw, 3rem);
}

.contact-banner p:not(.eyebrow) {
  margin: 10px 0 0;
  color: rgba(255, 250, 240, 0.76);
}

.primary-button {
  flex: 0 0 auto;
  padding: 13px 22px;
  border-radius: 999px;
  background: var(--paper-light);
  color: var(--sage-dark);
  font-weight: 800;
  box-shadow: 0 8px 20px rgba(30, 40, 18, 0.2);
}

.primary-button:hover,
.primary-button:focus-visible {
  background: var(--paper-deep);
  outline: 3px solid rgba(255, 250, 240, 0.38);
  outline-offset: 3px;
}

.article-hero {
  padding-block: 88px 58px;
  border-bottom: 1px solid var(--divider);
}

.article-hero h1 {
  font-size: clamp(2.8rem, 7vw, 5rem);
  line-height: 1.08;
}

.article-hero .intro {
  max-width: 720px;
  margin: 24px 0 0;
  color: var(--ink-soft);
  font-size: 1.08rem;
}

.article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 20px;
  margin-top: 24px;
  color: var(--ink-soft);
  font-size: 0.9rem;
}

.article-shell {
  max-width: 860px;
  padding-block: 60px 96px;
}

.legal-article section + section {
  margin-top: 50px;
}

.legal-article h2 {
  margin: 0 0 16px;
  font-family: "Songti SC", "STSong", "Noto Serif CJK SC", serif;
  font-size: 1.75rem;
  line-height: 1.35;
}

.legal-article h3 {
  margin: 32px 0 8px;
  font-size: 1.06rem;
}

.legal-article p,
.legal-article li {
  color: #594b3b;
}

.legal-article ul {
  padding-left: 1.2rem;
}

.legal-article li + li {
  margin-top: 9px;
}

.notice {
  padding: 24px 26px;
  border-left: 4px solid var(--sage);
  border-radius: 0 14px 14px 0;
  background: rgba(228, 233, 214, 0.66);
}

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

.faq-item {
  padding: 24px 26px;
  border: 1px solid var(--divider);
  border-radius: 18px;
  background: rgba(255, 250, 240, 0.7);
}

.faq-item h2 {
  margin-bottom: 8px;
  font-size: 1.2rem;
}

.faq-item p {
  margin: 0;
}

.contact-card {
  margin-top: 48px;
  padding: 32px;
  border-radius: 22px;
  background: var(--sage-dark);
  color: var(--paper-light);
}

.contact-card h2 {
  margin-bottom: 10px;
}

.contact-card p {
  color: rgba(255, 250, 240, 0.78);
}

.contact-card a {
  display: inline-block;
  margin-top: 8px;
  padding: 10px 17px;
  border-radius: 999px;
  background: var(--paper-light);
  color: var(--sage-dark);
  font-weight: 800;
}

.site-footer {
  border-top: 1px solid var(--divider);
  background: rgba(237, 224, 189, 0.44);
}

.footer-inner {
  min-height: 150px;
  padding-block: 34px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
}

.footer-copy strong {
  display: block;
}

.footer-copy span {
  color: var(--ink-soft);
  font-size: 0.88rem;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 12px 20px;
  color: var(--ink-soft);
  font-size: 0.9rem;
}

.footer-links a:hover,
.footer-links a:focus-visible {
  color: var(--tomato);
  outline: none;
}

@media (max-width: 860px) {
  .hero {
    min-height: auto;
    grid-template-columns: 1fr;
    gap: 52px;
    padding-block: 68px;
  }

  .hero-art {
    min-height: 400px;
  }

  .promise-section {
    grid-template-columns: 1fr;
    gap: 20px;
    padding-inline: 28px;
  }

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

  .info-card {
    min-height: 280px;
  }
}

@media (max-width: 620px) {
  .section-shell,
  .header-inner,
  .footer-inner,
  .article-shell {
    width: min(100% - 28px, 1120px);
  }

  .header-inner {
    min-height: 68px;
  }

  .brand span {
    display: none;
  }

  .site-nav {
    gap: 2px;
    font-size: 0.84rem;
  }

  .site-nav a {
    padding: 7px 9px;
  }

  .hero {
    padding-top: 54px;
  }

  .hero h1 {
    font-size: clamp(3.1rem, 16vw, 4.4rem);
  }

  .hero-art {
    min-height: 330px;
    padding: 36px;
    border-radius: 34px;
  }

  .hero-art img {
    width: min(210px, 72%);
  }

  .promise-section {
    padding: 38px 24px;
  }

  .link-grid {
    padding-block: 58px;
  }

  .info-card {
    padding: 30px 26px;
  }

  .contact-banner {
    margin-bottom: 58px;
    padding: 34px 26px;
    align-items: flex-start;
    flex-direction: column;
  }

  .article-hero {
    padding-block: 58px 42px;
  }

  .article-shell {
    padding-block: 44px 68px;
  }

  .footer-inner {
    align-items: flex-start;
    flex-direction: column;
  }

  .footer-links {
    justify-content: flex-start;
  }
}