:root {
  color-scheme: light;
  --paper: #f8f6ef;
  --ink: #244f40;
  --muted: #647167;
  --green: #245c47;
  --line: #e1e4d7;
  --yellow: #f7df94;
}

* { box-sizing: border-box; }
html { scroll-padding-top: 24px; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  font-size: 14px;
  line-height: 1.7;
  -webkit-tap-highlight-color: rgba(36, 92, 71, .12);
}
body::before {
  position: fixed;
  inset: 0;
  z-index: -1;
  background: radial-gradient(ellipse at 15% 0, #e9eedd 0, transparent 46%), radial-gradient(ellipse at 100% 65%, #efe7ce 0, transparent 48%);
  content: "";
  pointer-events: none;
}
a { color: inherit; }
img { display: block; max-width: 100%; }
svg { display: block; flex-shrink: 0; }
p, h1, h2, h3 { margin: 0; }
a:focus-visible, summary:focus-visible { outline: 3px solid #996620; outline-offset: 5px; }
.page-shell { width: 100%; max-width: 920px; margin: 0 auto; padding: 0 42px; }
.skip-link {
  position: fixed;
  top: -100px;
  left: 16px;
  z-index: 10;
  padding: 12px 18px;
  border-radius: 12px;
  background: white;
}
.skip-link:focus { top: 16px; }
.site-header { display: flex; align-items: center; justify-content: space-between; padding: 28px 0; }
.brand { display: flex; align-items: center; gap: 11px; }
.brand-mark { width: 44px; height: 44px; }
.brand-name { font-size: 21px; font-weight: 800; letter-spacing: 2px; line-height: 1.3; }
.brand-tagline { margin-top: 3px; color: var(--muted); font-size: 11px; letter-spacing: 1px; }
.header-link { display: inline-flex; align-items: center; gap: 8px; min-height: 44px; text-decoration: none; font-size: 13px; }
.header-link span { font-size: 18px; }
.hero { display: grid; grid-template-columns: 1fr 1fr; align-items: center; padding: 36px 0 22px; }
.eyebrow { display: flex; align-items: center; gap: 8px; font-size: 12px; letter-spacing: 2px; color: #58755b; }
.eyebrow-line { width: 18px; height: 2px; background: #7c9572; }
h1 { margin-top: 16px; font-size: 48px; font-weight: 750; line-height: 1.4; letter-spacing: -1px; }
.title-accent { position: relative; display: inline-block; z-index: 0; }
.title-accent::before { position: absolute; left: 2px; right: 6px; bottom: 9px; height: 12px; background: #f3d785; border-radius: 4px 12px 7px 3px; content: ""; z-index: -1; transform: rotate(-2deg); }
.hero-description { margin-top: 17px; font-size: 14px; line-height: 1.9; color: var(--muted); }
.hero-art { position: relative; margin-left: -22px; }
.hero-art img { width: 100%; height: auto; }
.art-caption { display: block; margin-top: -30px; padding-right: 12px; color: #626e58; font-size: 11px; letter-spacing: 2px; text-align: right; }
.art-caption span { margin-left: 6px; color: #a48148; }
.offer-card { position: relative; padding: 25px 28px 19px; border: 1px solid #e9d18a; border-radius: 24px; background: var(--yellow); box-shadow: 0 10px 30px #6a6a3510; }
.offer-heading { display: flex; align-items: center; justify-content: space-between; gap: 8px; }
.offer-label { display: inline-flex; align-items: center; gap: 7px; color: #5b4c25; font-size: 14px; font-weight: 650; }
.offer-label svg { width: 19px; height: 19px; }
.offer-kind { font-size: 12px; font-weight: 500; color: #74622c; letter-spacing: .5px; }
.offer-content { display: flex; align-items: center; justify-content: space-between; gap: 8px; margin: 15px 0 17px; }
.offer-content h2 { font-size: 23px; font-weight: 750; letter-spacing: -.4px; color: #493e22; }
.offer-description { margin-top: 5px; color: #6c5d32; font-size: 13px; }
.ticket-art { width: 72px; height: 65px; margin-left: 8px; }
.claim-link {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 13px;
  min-height: 56px;
  width: 100%;
  padding: 13px 20px;
  border-radius: 14px;
  color: #fffdf3;
  background: var(--green);
  text-decoration: none;
  font-size: 16px;
  font-weight: 650;
  letter-spacing: 1px;
  transition: background-color .15s;
}
.claim-link svg { width: 23px; height: 23px; }
.claim-link:hover { background: #1c4b39; }
.claim-link:active { background: #173e30; }
.offer-note { margin-top: 11px; text-align: center; font-size: 11px; line-height: 1.7; color: #6a5b31; }
.how-to { padding-top: 36px; }
.section-heading { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 20px; }
.section-heading h2 { font-size: 19px; font-weight: 700; letter-spacing: .5px; }
.section-heading > span { color: #5e6e5b; font-size: 11px; letter-spacing: 1px; }
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; list-style: none; margin: 0; padding: 0; }
.steps li { display: flex; align-items: flex-start; gap: 11px; }
.step-number { display: grid; place-items: center; width: 31px; height: 31px; border-radius: 50%; background: #e7ecde; font-size: 11px; font-weight: 650; flex-shrink: 0; font-variant-numeric: tabular-nums; }
.steps h3 { font-size: 14px; font-weight: 650; line-height: 1.7; }
.steps p { margin-top: 3px; color: var(--muted); font-size: 12px; line-height: 1.8; }
.faq-section { margin-top: 34px; padding-top: 26px; border-top: 1px solid var(--line); }
.faq-list { border-top: 1px solid var(--line); }
details { border-bottom: 1px solid var(--line); }
summary { position: relative; display: block; padding: 16px 30px 16px 0; cursor: pointer; list-style: none; font-size: 13px; line-height: 1.7; }
summary::-webkit-details-marker { display: none; }
summary::after { position: absolute; top: 15px; right: 1px; font-size: 19px; line-height: 24px; color: #718469; content: "+"; }
details[open] summary::after { content: "−"; }
details > p { padding: 0 25px 17px 0; color: var(--muted); font-size: 12px; line-height: 1.9; }
.site-footer { padding: 30px 0 max(28px, env(safe-area-inset-bottom)); text-align: center; color: #626e58; font-size: 10px; letter-spacing: 1px; }
.footer-brand { font-size: 12px; font-weight: 600; }
.footer-brand span { margin: 0 4px; }
.site-footer > p + p { margin-top: 4px; }

@media (min-width: 720px) {
  .offer-card { margin-top: 15px; }
  .claim-link { max-width: 370px; }
  .offer-note { max-width: 370px; }
  .offer-content { margin-top: 14px; }
  .ticket-art { width: 94px; height: 84px; margin-right: 22px; }
  .faq-section { margin-top: 40px; }
  .site-footer { padding-bottom: 38px; }
}

@media (max-width: 719px) {
  .page-shell { max-width: 470px; padding: 0 22px; }
  .site-header { padding: 22px 0 18px; }
  .brand-name { font-size: 19px; }
  .brand-mark { width: 41px; height: 41px; }
  .header-link { font-size: 12px; gap: 5px; }
  .hero { display: block; padding: 21px 0 21px; }
  .eyebrow { font-size: 11px; letter-spacing: 1.5px; }
  h1 { margin-top: 13px; font-size: 38px; line-height: 1.4; letter-spacing: -.8px; }
  .title-accent::before { bottom: 7px; height: 10px; }
  .hero-description { margin-top: 13px; font-size: 13px; }
  .hero-art { width: 92%; max-width: 330px; margin: -9px -1px 0 auto; }
  .hero-art img { height: 170px; width: 100%; object-fit: contain; }
  .art-caption { margin-top: -13px; padding-right: 9px; font-size: 10px; letter-spacing: 1px; }
  .offer-card { padding: 20px 19px 16px; border-radius: 21px; }
  .offer-content { margin-top: 15px; margin-bottom: 17px; }
  .offer-content h2 { font-size: 20px; }
  .offer-description { max-width: 230px; font-size: 12px; }
  .ticket-art { width: 53px; height: 52px; margin-left: 0; }
  .offer-kind { font-size: 12px; letter-spacing: 0; }
  .claim-link { min-height: 54px; font-size: 15px; }
  .how-to { padding-top: 30px; }
  .section-heading { margin-bottom: 17px; }
  .section-heading h2 { font-size: 17px; }
  .steps { grid-template-columns: 1fr; gap: 17px; }
  .steps li { gap: 13px; }
  .step-number { margin-top: 1px; width: 30px; height: 30px; }
  .steps p { margin-top: 0; }
  .faq-section { margin-top: 28px; padding-top: 24px; }
  .faq-section .section-heading { margin-bottom: 16px; }
  .site-footer { padding-top: 25px; }
}

@media (max-width: 359px) {
  .page-shell { padding: 0 17px; }
  .brand { gap: 8px; }
  .brand-tagline { font-size: 10px; letter-spacing: .5px; }
  h1 { font-size: 34px; }
  .hero-art img { height: 150px; }
  .offer-card { padding-left: 16px; padding-right: 16px; }
  .offer-content h2 { font-size: 18px; }
  .ticket-art { width: 43px; }
  .offer-note { font-size: 10px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition: none !important; }
}