:root {
  color-scheme: light;
  --cream: #fffdf8;
  --green: #344c3c;
  --green-dark: #253a2c;
  --rose: #a76064;
  --ink: #293b30;
  --muted: #687066;
  --line: #dedfd3;
  --soft: #f4f3eb;
  --error: #8e3f42;
  --serif: "Noto Serif TC", "Songti TC", "PMingLiU", Georgia, serif;
  --sans: -apple-system, BlinkMacSystemFont, "PingFang TC", "Noto Sans TC", "Microsoft JhengHei", sans-serif;
  font-family: var(--sans);
  font-size: 16px;
  color: var(--ink);
  background: var(--cream);
}

* { box-sizing: border-box; }
body { margin: 0; line-height: 1.7; }
button, input, textarea { font: inherit; }
button, a, input, textarea { -webkit-tap-highlight-color: transparent; }
button { cursor: pointer; }
a { color: var(--green); text-underline-offset: 0.23em; }
button:disabled { cursor: not-allowed; }
input:disabled { cursor: not-allowed; background: #eeeee7; }
[hidden] { display: none !important; }
:focus-visible { outline: 3px solid var(--rose); outline-offset: 4px; }
.page-shell { width: min(1100px, calc(100% - 80px)); margin-inline: auto; }
.site-header { display: flex; align-items: center; justify-content: space-between; padding: 28px 0 22px; border-bottom: 1px solid var(--line); }
.back-link { font-size: 0.88rem; text-decoration: none; display: inline-flex; align-items: center; gap: 10px; }
.back-link:hover { text-decoration: underline; }
.header-note { color: var(--muted); font-size: 0.78rem; letter-spacing: 0.18em; }
.page-intro { padding: 56px 0 32px; max-width: 680px; }
.eyebrow { margin: 0 0 12px; font-size: 0.75rem; font-weight: 600; letter-spacing: 0.19em; color: var(--rose); }
h1, h2, p { overflow-wrap: anywhere; }
h1 { margin: 0; font-family: var(--serif); font-weight: 500; font-size: clamp(2rem, 4vw, 3rem); line-height: 1.4; letter-spacing: 0.06em; }
.intro-text { margin: 20px 0 0; color: var(--muted); line-height: 1.9; max-width: 38em; }
.service-notice { padding: 15px 20px; background: var(--soft); border-left: 3px solid var(--rose); font-size: 0.89rem; margin-bottom: 34px; }
.service-notice p { margin: 0; }
.service-notice.is-ready { border-left-color: var(--green); }
.service-notice .text-button, .notice-line-link { display: inline-block; margin: 6px 18px 0 0; font-size: 0.85rem; }
fieldset { min-inline-size: 0; padding: 0; margin: 0; border: 0; }
legend, h2 { font-size: 1.16rem; font-weight: 600; }
legend { padding: 0; }
.step-number { color: var(--rose); font-size: 0.75rem; letter-spacing: 0.08em; margin-right: 13px; font-weight: 500; vertical-align: 0.1em; }
.required-note { margin-left: 9px; color: var(--muted); font-size: 0.72rem; font-weight: 400; }
.section-help { margin: 8px 0 19px; color: var(--muted); font-size: 0.84rem; line-height: 1.8; }
.session-options { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 13px; }
.session-option { display: flex; gap: 13px; align-items: flex-start; padding: 22px; border: 1px solid var(--line); background: #fffefa; border-radius: 4px; cursor: pointer; }
.session-option:has(input:checked) { border-color: var(--green); box-shadow: inset 0 0 0 1px var(--green); background: #f5f7ef; }
.session-option:has(input:focus-visible) { outline: 3px solid var(--rose); outline-offset: 3px; }
.session-option input { margin: 5px 0 0; flex-shrink: 0; width: 18px; height: 18px; accent-color: var(--green); }
.session-copy { min-width: 0; display: block; }
.session-title { font-size: 1rem; font-weight: 600; display: block; margin-bottom: 5px; }
.session-detail { display: block; font-size: 0.83rem; color: var(--muted); line-height: 1.8; }
.session-price { display: block; color: var(--green); font-size: 0.88rem; font-weight: 600; margin-top: 13px; }
.empty-sessions { margin: 0; color: var(--muted); grid-column: 1 / -1; padding: 22px; border: 1px dashed var(--line); }
.form-layout { display: grid; grid-template-columns: minmax(0, 1fr) minmax(290px, 0.82fr); gap: 60px; margin-top: 38px; padding-top: 34px; border-top: 1px solid var(--line); align-items: start; }
.contact-section h2 { margin: 0; }
.field { margin-top: 20px; }
.field label { display: block; font-size: 0.88rem; font-weight: 500; margin-bottom: 7px; }
.field input { width: 100%; border: 1px solid #bcbfb1; border-radius: 3px; background: #fffefa; color: var(--ink); padding: 11px 13px; min-height: 48px; line-height: 1.4; }
.field input:focus { border-color: var(--green); }
.field-help { color: var(--muted); font-size: 0.76rem; margin: 6px 0 0; }
.consent-label { display: flex; gap: 11px; margin-top: 28px; font-size: 0.82rem; color: var(--muted); cursor: pointer; align-items: flex-start; }
.consent-label input { accent-color: var(--green); flex-shrink: 0; width: 17px; height: 17px; margin: 5px 0 0; }
.contact-fields:disabled .consent-label { cursor: not-allowed; }
.booking-summary { background: var(--soft); border-radius: 4px; padding: 27px; }
.booking-summary .eyebrow { font-size: 0.7rem; margin-bottom: 5px; }
.booking-summary h2 { font-family: var(--serif); font-size: 1.38rem; font-weight: 500; margin: 0 0 22px; letter-spacing: 0.05em; }
.summary-placeholder { font-size: 0.87rem; color: var(--muted); margin: 0 0 25px; }
.summary-list { margin: 0; font-size: 0.85rem; }
.summary-row { display: grid; grid-template-columns: 45px minmax(0, 1fr); gap: 14px; margin: 12px 0; }
.summary-list dt { color: var(--muted); }
.summary-list dd { margin: 0; overflow-wrap: anywhere; }
.summary-row.is-price { border-top: 1px solid #d8dacd; padding-top: 15px; margin-top: 19px; }
.summary-row.is-price dd { font-size: 1.12rem; font-weight: 600; color: var(--green); }
.summary-bottom { border-top: 1px solid #d8dacd; margin-top: 24px; padding-top: 20px; }
.payment-note { font-size: 0.78rem; margin: 0 0 18px; color: var(--muted); }
.primary-button, .secondary-button { display: inline-flex; align-items: center; justify-content: center; min-height: 48px; border: 1px solid var(--green); border-radius: 3px; padding: 12px 18px; line-height: 1.5; font-size: 0.86rem; font-weight: 500; text-decoration: none; text-align: center; }
.primary-button { color: var(--cream); background: var(--green); }
.primary-button:hover:not(:disabled) { background: var(--green-dark); border-color: var(--green-dark); }
.primary-button:disabled { color: #fdfdf7; border-color: #8b9589; background: #8b9589; }
.booking-summary .primary-button { width: 100%; }
.secondary-button { color: var(--green); background: transparent; }
.secondary-button:hover:not(:disabled) { background: #ecede3; }
.secondary-button:disabled { opacity: 0.6; }
.text-button { border: 0; padding: 0; background: transparent; font-size: 0.86rem; color: var(--green); text-decoration: underline; text-underline-offset: 0.25em; }
.text-button:hover { color: var(--rose); }
.submit-help { text-align: center; color: var(--muted); font-size: 0.74rem; margin: 10px 0 0; }
.form-error { margin-top: 25px; padding: 17px 20px; border-left: 3px solid var(--error); background: #f8edeb; color: var(--error); font-size: 0.9rem; }
.result-panel { max-width: 760px; margin: 0 auto; background: var(--soft); border-top: 3px solid var(--green); border-radius: 3px; padding: 38px 40px; }
.result-panel h2 { margin: 0 0 16px; font-family: var(--serif); font-size: clamp(1.6rem, 3vw, 2rem); font-weight: 500; letter-spacing: 0.04em; line-height: 1.5; }
.result-description { margin: 0; line-height: 1.9; }
.result-summary { border-top: 1px solid #d8dacd; margin-top: 24px; padding-top: 9px; }
.expiry-note { font-size: 0.8rem; color: var(--muted); margin: 16px 0 0; }
.line-confirmation { margin-top: 26px; }
.line-confirmation .primary-button { margin-bottom: 20px; }
.confirmation-label { display: block; color: var(--muted); font-size: 0.79rem; margin-bottom: 6px; }
#line-text { width: 100%; resize: vertical; border: 1px solid #bcbfb1; border-radius: 3px; color: var(--ink); background: #fffefa; padding: 11px 13px; font-size: 0.88rem; line-height: 1.7; }
#copy-line-text { margin-top: 8px; min-height: 30px; }
.copy-message, .status-message { font-size: 0.84rem; color: var(--muted); margin: 12px 0 0; }
.copy-message:empty, .status-message:empty { display: none; }
.result-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 15px 20px; padding-top: 24px; margin-top: 6px; border-top: 1px solid #d8dacd; }
.site-footer { display: flex; justify-content: space-between; gap: 20px; margin-top: 64px; padding: 23px 0 30px; border-top: 1px solid var(--line); font-size: 0.76rem; color: var(--muted); }
.site-footer p { margin: 0; }
.site-footer a { flex-shrink: 0; }
.noscript-note { border: 1px solid var(--rose); padding: 20px; }
.sr-only, .honey-field { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }
.skip-link { position: absolute; top: 8px; left: 8px; padding: 8px 15px; background: var(--green); color: var(--cream); transform: translateY(-160%); z-index: 2; }
.skip-link:focus { transform: translateY(0); }

@media (max-width: 760px) {
  .page-shell { width: min(100% - 40px, 600px); }
  .site-header { padding-top: 21px; padding-bottom: 18px; }
  .page-intro { padding-top: 37px; padding-bottom: 27px; }
  .intro-text { font-size: 0.9rem; margin-top: 14px; }
  .service-notice { margin-bottom: 28px; padding: 13px 15px; }
  .session-options { grid-template-columns: 1fr; gap: 11px; }
  .session-option { padding: 18px; }
  .form-layout { grid-template-columns: 1fr; gap: 28px; margin-top: 28px; padding-top: 28px; }
  .booking-summary { padding: 23px; }
  .result-panel { padding: 28px 23px; }
  .result-actions { align-items: stretch; flex-direction: column; gap: 14px; }
  .result-actions .text-button { align-self: flex-start; }
  .site-footer { margin-top: 42px; flex-direction: column; gap: 8px; }
}

@media (max-width: 380px) {
  .page-shell { width: calc(100% - 30px); }
  .header-note { letter-spacing: 0.08em; }
  .booking-summary, .result-panel { padding: 22px 18px; }
}

@media (prefers-contrast: more) {
  :root { --muted: #46513f; --line: #87917d; }
  .primary-button:disabled { border-color: #667261; background: #667261; }
}

/* The same form can be expanded inside the existing event section. */
.is-embedded body{min-height:0;background:#fffdf8}
.is-embedded .page-shell{width:100%;max-width:none;min-height:0;margin:0;padding:20px 0}
.is-embedded .site-header,.is-embedded .page-intro,.is-embedded .site-footer{display:none}
.is-embedded main{margin:0}

.page-intro h1{font-size:32px;letter-spacing:.01em;line-height:1.35}
.page-intro .eyebrow{font-size:14px;letter-spacing:0;color:#344c3c}
.booking-summary .eyebrow{color:#344c3c;font-size:14px;letter-spacing:0}
.primary-button:disabled{opacity:1;background:#667062;color:#fff;cursor:not-allowed}
.consent-label{font-size:14px}

.payment-actions, .paid-action { margin-top: 26px; }
.payment-actions > .field-help { margin: 10px 0 0; }
.manual-copy { margin-top: 20px; }
.manual-copy .secondary-button { margin: 12px 0 0 16px; }
.completion-shell { max-width: 920px; }
.completion-shell .page-intro { padding-bottom: 28px; }
.completion-shell .page-intro h1 { font-size: clamp(1.75rem, 3vw, 2rem); }
.line-qr { margin: 4px 0 24px; max-width: 320px; }
.qr-code { background: #fff; width: 280px; max-width: 100%; border: 1px solid var(--line); padding: 6px; }
.qr-code svg { display: block; width: 100%; height: auto; }
@media (max-width: 760px) {
  .payment-actions > .primary-button { width: 100%; }
  .manual-copy .secondary-button { display: flex; width: 100%; margin-left: 0; }
  .completion-shell .line-confirmation .primary-button { width: 100%; }
}