:root {
  --card-paper: #fdfcfa;
  --card-ink: #35302a;
  --card-gold: #a8862e;
  --card-gold-deep: #8a6d1f;
  --card-seal: #a63a2e;
  --card-ease: cubic-bezier(.16, 1, .3, 1);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html,
body {
  background: var(--card-paper);
  color: var(--card-ink);
  font-family: "Noto Serif TC", Georgia, serif;
}

.is-hidden {
  display: none !important;
}

.card-stage {
  position: relative;
  width: 100%;
  height: 100dvh;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
}
.card-stage::after {
  content: "";
  position: absolute;
  inset: 16px;
  border: 1px solid rgba(168, 134, 46, 0.38);
  pointer-events: none;
}

.card-scene {
  position: relative;
  z-index: 1;
  padding: 40px 28px;
  max-width: 34em;
}

.card-title {
  font-family: "Cormorant Garamond", Georgia, serif;
  font-style: italic;
  font-weight: 500;
  font-size: clamp(2.6rem, 9vw, 4.4rem);
  line-height: 1.12;
  color: var(--card-gold);
  text-wrap: balance;
  margin-bottom: 0.35em;
}

.card-subtitle {
  font-size: clamp(0.95rem, 3.2vw, 1.1rem);
  font-weight: 500;
  letter-spacing: 0.45em;
  text-indent: 0.45em;
  color: var(--card-ink);
  margin-bottom: 2em;
}
.card-subtitle:empty {
  display: none;
}

.card-greeting {
  font-size: clamp(1rem, 3.6vw, 1.15rem);
  font-weight: 400;
  line-height: 2.15;
  max-width: 26em;
  margin: 0 auto 0.9em;
  text-wrap: pretty;
}

.card-signoff {
  font-family: "Cormorant Garamond", "Noto Serif TC", Georgia, serif;
  font-size: clamp(0.95rem, 3.2vw, 1.05rem);
  letter-spacing: 0.12em;
  color: var(--card-gold-deep);
  margin-bottom: 2.4em;
}

.card-reply {
  display: inline-block;
  padding: 0.62em 1.9em;
  border: 1px solid rgba(168, 134, 46, 0.55);
  border-radius: 0;
  color: var(--card-gold-deep);
  text-decoration: none;
  font-size: 0.85rem;
  letter-spacing: 0.22em;
  text-indent: 0.22em;
  transition: background 0.35s, color 0.35s, border-color 0.35s;
}
.card-reply:hover {
  background: var(--card-gold-deep);
  border-color: var(--card-gold-deep);
  color: var(--card-paper);
}

.card-info {
  max-width: 640px;
  margin: 0 auto;
  padding: 48px 28px 80px;
  text-align: center;
}

.card-note {
  line-height: 2.2;
  font-size: 0.95rem;
  color: rgba(53, 48, 42, 0.78);
  margin-bottom: 36px;
  text-wrap: pretty;
}
.card-note:empty {
  display: none;
}

.card-promo {
  margin-bottom: 36px;
}
.card-promo:empty {
  display: none;
}
.card-promo a {
  display: block;
  line-height: 0;
  border: 1px solid rgba(53, 48, 42, 0.12);
  transition: border-color 0.35s, box-shadow 0.35s;
}
.card-promo a:hover {
  border-color: rgba(168, 134, 46, 0.55);
  box-shadow: 0 10px 26px rgba(53, 48, 42, 0.12);
}
.card-promo img {
  display: block;
  width: 100%;
  height: auto;
}

.card-share {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
}
.card-share a {
  color: rgba(53, 48, 42, 0.72);
  text-decoration: none;
  font-size: 0.85rem;
  letter-spacing: 0.06em;
  padding: 0.5em 1.3em;
  border: 1px solid rgba(53, 48, 42, 0.22);
  border-radius: 0;
  transition: border-color 0.35s, color 0.35s;
}
.card-share a:hover {
  border-color: var(--card-gold-deep);
  color: var(--card-gold-deep);
}

.expired {
  display: none;
}

.expired__inner {
  position: relative;
  z-index: 1;
  max-width: 30em;
  animation: expired-in 1s var(--card-ease);
}

.expired__seal {
  display: grid;
  place-content: center;
  width: clamp(52px, 12vw, 64px);
  aspect-ratio: 1;
  margin: 0 auto clamp(26px, 5vw, 40px);
  background: var(--card-seal);
  color: #edc681;
  font-family: "Noto Serif TC", Georgia, serif;
  font-weight: 500;
  font-size: clamp(30px, 7vw, 38px);
  line-height: 1;
}

.expired__title {
  font-family: "Noto Serif TC", Georgia, serif;
  font-weight: 500;
  font-size: clamp(1.5rem, 5.4vw, 2.15rem);
  line-height: 1.6;
  letter-spacing: 0.04em;
  color: var(--card-ink);
  text-wrap: balance;
}

.expired__text {
  margin-top: clamp(18px, 3.4vw, 26px);
  font-size: clamp(0.9rem, 3.2vw, 1rem);
  line-height: 2.15;
  color: rgba(53, 48, 42, 0.68);
  text-wrap: pretty;
}

.expired__actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
  margin-top: clamp(30px, 5.6vw, 44px);
}

.expired__btn {
  display: inline-block;
  padding: 0.62em 1.7em;
  border: 1px solid rgba(53, 48, 42, 0.22);
  border-radius: 0;
  color: rgba(53, 48, 42, 0.72);
  text-decoration: none;
  font-size: 0.85rem;
  letter-spacing: 0.16em;
  text-indent: 0.16em;
  transition: background 0.35s, color 0.35s, border-color 0.35s;
}
.expired__btn:hover {
  border-color: var(--card-gold-deep);
  color: var(--card-gold-deep);
}
.expired__btn--solid {
  background: var(--card-gold-deep);
  border-color: var(--card-gold-deep);
  color: var(--card-paper);
}
.expired__btn--solid:hover {
  background: #745b16;
  border-color: #745b16;
  color: var(--card-paper);
}

.expired__vertical {
  display: none;
}
@media (min-width: 720px) and (min-height: 520px) {
  .expired__vertical {
    display: block;
    position: absolute;
    right: clamp(34px, 5vw, 68px);
    top: 50%;
    transform: translateY(-50%);
    writing-mode: vertical-rl;
    font-size: 12px;
    letter-spacing: 0.5em;
    color: rgba(53, 48, 42, 0.3);
  }
}

@keyframes expired-in {
  from {
    opacity: 0;
    transform: translateY(16px);
  }
}
.layout-landscape .card-stage {
  height: auto;
  aspect-ratio: 16/9;
  max-width: 1000px;
  margin: 6vh auto 0;
  border: 1px solid rgba(168, 134, 46, 0.28);
  box-shadow: 0 30px 80px rgba(53, 48, 42, 0.14);
}
.layout-landscape .card-stage::after {
  inset: 14px;
}
.layout-landscape .card-scene {
  padding: 40px 64px;
}
.layout-landscape .card-info {
  padding-top: 56px;
}

.is-expired .card-stage,
.is-expired .card-info {
  display: none !important;
}
.is-expired .expired {
  position: relative;
  display: grid;
  place-items: center;
  min-height: 100dvh;
  padding: clamp(32px, 6vw, 80px) clamp(24px, 5vw, 64px);
  text-align: center;
}
.is-expired .expired::after {
  content: "";
  position: absolute;
  inset: clamp(12px, 1.6vw, 22px);
  border: 1px solid rgba(168, 134, 46, 0.3);
  pointer-events: none;
}

.is-minimal .card-reply,
.is-minimal .card-info {
  display: none !important;
}

.layout-landscape.is-minimal body {
  min-height: 100dvh;
  display: flex;
  align-items: center;
}
.layout-landscape.is-minimal .card-stage {
  width: 100%;
  margin: 0 auto;
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}