/* Guest invitation experience. All colors/fonts come from the Design Studio via CSS variables. */
:root {
  --bg: #FAF5EC; --surface: #FFFDF9; --blush: #F3D6D8; --primary: #E2A0B2; --primary-deep: #C27390;
  --secondary: #7AA9A6; --secondary-deep: #4D827E; --text: #5B4D66; --gold: #C9A256; --lavender: #CFC0E2;
  --env: #F2D3D7; --env-liner: #7AA9A6; --seal: #C9A256;
  --font-heading: 'Marcellus SC', Georgia, serif; --font-body: 'Lora', Georgia, serif;
  --card-w: 0.66; --card-x: 0%; --card-y: 0%; --card-ratio: 1.4; --rise: 0.5; --reveal-max: 620px;
  --radius: 18px;
  color-scheme: light;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; min-height: 100vh; min-height: 100dvh; background: var(--bg); color: var(--text);
  font-family: var(--font-body); font-size: 17px; line-height: 1.6; overflow-x: hidden;
}
[hidden] { display: none !important; }
img { max-width: 100%; }

/* ── Watercolor backdrop (matches the Canva wash) ── */
.backdrop { position: fixed; inset: 0; z-index: -2; pointer-events: none;
  background:
    radial-gradient(60vmax 45vmax at 0% 0%, color-mix(in srgb, var(--primary) 38%, transparent), transparent 70%),
    radial-gradient(50vmax 40vmax at 100% 8%, color-mix(in srgb, var(--blush) 80%, transparent), transparent 70%),
    radial-gradient(55vmax 45vmax at 100% 100%, color-mix(in srgb, var(--primary) 30%, transparent), transparent 70%),
    radial-gradient(45vmax 35vmax at 0% 100%, color-mix(in srgb, var(--lavender) 45%, transparent), transparent 70%),
    var(--bg);
}
.backdrop-image { position: absolute; inset: 0; background-repeat: no-repeat; background-position: center; }
body.bg-solid .backdrop { background: var(--bg); }

.decorations { position: fixed; inset: 0; z-index: -1; pointer-events: none; }
.decoration {
  position: absolute;
  width: var(--decoration-width);
  max-width: var(--decoration-max-width);
  height: auto;
  filter: drop-shadow(0 6px 10px rgba(91, 77, 102, .12));
}
.decoration.float { animation: float 7s ease-in-out infinite; }
.decoration.left { left: 1vw; top: 30vh; } .decoration.right { right: 1vw; top: 30vh; }
.decoration.top-left { left: 1vw; top: 2vh; } .decoration.top-right { right: 1vw; top: 2vh; }
.decoration.bottom-left { left: 1vw; bottom: 2vh; } .decoration.bottom-right { right: 1vw; bottom: 2vh; animation-delay: -3s; }
@media (max-width: 720px) { .decoration.hide-mobile { display: none; } .decoration { opacity: .55; } }
@media (max-width: 720px) { .thanks-art.hide-mobile { display: none; } }
@keyframes float { 0%, 100% { transform: translateY(0) rotate(-1deg); } 50% { transform: translateY(-12px) rotate(1.5deg); } }

main { max-width: 760px; margin: 0 auto; padding: max(28px, env(safe-area-inset-top)) 16px 40px; }
.display { font-family: var(--font-heading); font-weight: 400; letter-spacing: .02em; line-height: 1.15; margin: 0; }
.eyebrow { text-transform: uppercase; letter-spacing: .28em; font-size: .78rem; margin: 0 0 6px; color: var(--text); opacity: .85; }

.preview-banner { position: sticky; top: 0; z-index: 50; background: var(--secondary-deep); color: #fff; text-align: center;
  font: 600 14px/1.3 system-ui, sans-serif; padding: 8px 12px; }

.loading { display: flex; flex-direction: column; align-items: center; gap: 14px; padding: 30vh 0; color: var(--text); }
body:not(.is-loading) .loading { display: none; }
.shell-spinner { width: 44px; height: 40px; background: url(/img/shell.svg) center/contain no-repeat; animation: bob 1.4s ease-in-out infinite; }
@keyframes bob { 50% { transform: translateY(-8px) scale(1.06); } }

.error-view { text-align: center; padding: 22vh 8px; }
.error-shell { width: 64px; margin-bottom: 12px; }

/* ── Intro / greeting ── */
.intro { text-align: center; }
.greeting-eyebrow { font-weight: 400; line-height: 1.5; }
.intro:has(.envelope[data-state='open']) .greeting-eyebrow { display: none; }
.welcome-back { margin: -6px auto 14px; max-width: 460px; font-size: .95rem; background: color-mix(in srgb, var(--surface) 85%, transparent);
  border: 1px solid color-mix(in srgb, var(--gold) 50%, transparent); border-radius: 999px; padding: 6px 16px; }
.open-prompt { margin: 20px 0 4px; font-style: italic; color: var(--secondary-deep); animation: pulse 2.4s ease-in-out infinite; }
@keyframes pulse { 50% { opacity: .55; } }
.link-button { background: none; border: 0; color: var(--text); text-decoration: underline; text-underline-offset: 3px;
  font: inherit; font-size: .88rem; cursor: pointer; opacity: .75; padding: 8px; }
.link-button:hover { opacity: 1; }

/* ── Envelope ── */
.envelope-stage { perspective: 1400px; padding-top: calc(min(88vw, 560px) * 0.2); transition: opacity .6s ease, transform .8s cubic-bezier(.6, 0, .4, 1); }
.envelope { position: relative; width: min(88vw, 560px); aspect-ratio: 1.45 / 1; margin: 0 auto; transform-style: preserve-3d;
  filter: drop-shadow(0 18px 26px rgba(91, 77, 102, .22)); }
.env-back { position: absolute; inset: 0; border-radius: 10px; background: color-mix(in srgb, var(--env) 82%, #000 6%); }
.env-recipient { display: none; }
.env-seal-art { display: none; }
.env-back::after { content: ''; position: absolute; inset: 5% 4% 0; border-radius: 6px 6px 0 0;
  background: repeating-linear-gradient(45deg, var(--env-liner) 0 10px, color-mix(in srgb, var(--env-liner) 70%, #fff) 10px 20px); opacity: .55; }

.card-clip { position: absolute; inset: 0; clip-path: inset(-400% -20% 0 -20%); z-index: 2; }
.card { position: absolute; width: calc(var(--card-w) * 100%); left: calc((100% - var(--card-w) * 100%) / 2 + var(--card-x));
  top: calc(7% + var(--card-y)); aspect-ratio: 1 / var(--card-ratio); background: var(--surface); border-radius: 6px;
  box-shadow: 0 2px 10px rgba(91, 77, 102, .18); transition: transform 1.1s cubic-bezier(.3, .7, .2, 1) .45s; overflow: hidden; }
.card-art { width: 100%; height: 100%; object-fit: contain; display: block; }

.env-pocket { position: absolute; inset: 0; z-index: 3; border-radius: 0 0 10px 10px;
  background: linear-gradient(180deg, color-mix(in srgb, var(--env) 92%, #fff) 0%, var(--env) 100%);
  clip-path: polygon(0 0, 50% 54%, 100% 0, 100% 100%, 0 100%); }
.env-pocket::before, .env-pocket::after { content: ''; position: absolute; inset: 0; }
.env-pocket::before { background: color-mix(in srgb, var(--env) 90%, #000 5%); clip-path: polygon(0 0, 50% 54%, 0 100%); }
.env-pocket::after { background: color-mix(in srgb, var(--env) 94%, #000 3%); clip-path: polygon(100% 0, 50% 54%, 100% 100%); }

.env-flap { position: absolute; left: 0; right: 0; top: 0; height: 60%; z-index: 4; transform-origin: top center;
  transform-style: preserve-3d; transition: transform .8s cubic-bezier(.5, 0, .3, 1), z-index 0s linear .4s; }
.flap-outer, .flap-inner { position: absolute; inset: 0; clip-path: polygon(0 0, 100% 0, 50% 100%); backface-visibility: hidden; -webkit-backface-visibility: hidden; }
.flap-outer { background: linear-gradient(180deg, color-mix(in srgb, var(--env) 88%, #fff) 0%, color-mix(in srgb, var(--env) 92%, #000 4%) 100%); }
.flap-inner { transform: rotateX(180deg); background: repeating-linear-gradient(45deg, var(--env-liner) 0 10px, color-mix(in srgb, var(--env-liner) 70%, #fff) 10px 20px); }

.seal { position: absolute; z-index: 5; left: 50%; top: 60%; width: 19%; aspect-ratio: 1; transform: translate(-50%, -50%);
  border: 0; padding: 0; border-radius: 50%; cursor: pointer; background: transparent;
  transition: transform .45s cubic-bezier(.4, -0.4, .6, 1.4), opacity .4s ease; }
.seal-face { position: absolute; inset: 0; border-radius: 50%; display: grid; place-items: center; overflow: hidden;
  background: radial-gradient(circle at 35% 30%, color-mix(in srgb, var(--seal) 55%, #fff), var(--seal) 55%, color-mix(in srgb, var(--seal) 75%, #000));
  box-shadow: inset 0 -3px 6px rgba(0, 0, 0, .18), inset 0 3px 6px rgba(255, 255, 255, .35), 0 4px 10px rgba(91, 77, 102, .3);
  color: #fff; font-family: var(--font-heading); font-size: clamp(1.4rem, 6vw, 2.4rem); text-shadow: 0 1px 2px rgba(0, 0, 0, .25); }
.seal-face img { width: 62%; height: 62%; object-fit: contain; }
.seal-face img.full { width: 100%; height: 100%; object-fit: cover; }
.seal:hover { transform: translate(-50%, -50%) scale(1.06); }
.seal:focus-visible { outline: 3px solid var(--secondary-deep); outline-offset: 4px; }
.seal::after { content: ''; position: absolute; inset: -14%; border-radius: 50%; border: 2px solid color-mix(in srgb, var(--seal) 60%, transparent);
  animation: ripple 2.2s ease-out infinite; }
@keyframes ripple { from { transform: scale(.85); opacity: .9; } to { transform: scale(1.35); opacity: 0; } }

.envelope[data-state='opening'] .seal, .envelope[data-state='open'] .seal { transform: translate(-50%, -50%) scale(0); opacity: 0; pointer-events: none; }
.envelope[data-state='opening'] .env-flap, .envelope[data-state='open'] .env-flap { transform: rotateX(180deg); z-index: 1; }
.envelope[data-state='opening'] .card, .envelope[data-state='open'] .card { transform: translateY(calc(var(--rise) * -100%)); }
.envelope { transition: transform 1.1s cubic-bezier(.3, .7, .2, 1) .45s; }
.envelope[data-state='opening'], .envelope[data-state='open'] { transform: none; }
.envelope[data-state] .seal::after { display: none; }
.envelope:not([data-state]) .seal::after, .envelope[data-state='closed'] .seal::after { display: block; }
.intro.leaving .envelope-stage { opacity: 0; transform: translateY(40px) scale(.94); }
.intro.opening .open-prompt, .intro.opening .skip-animation { opacity: 0; transition: opacity .3s; }
.intro.leaving .open-prompt, .intro.leaving .skip-animation { opacity: 0; }

/* ── Full reveal ── */
.reveal { display: flex; justify-content: center; margin-top: 8px; }
.invitation-frame { margin: 0; width: 100%; max-width: var(--reveal-max); animation: rise-in 1s cubic-bezier(.2, .8, .2, 1) both; }
.invitation-art { display: block; width: 100%; height: auto; border-radius: 6px; background: var(--surface);
  box-shadow: 0 24px 50px rgba(91, 77, 102, .22), 0 2px 6px rgba(91, 77, 102, .12); }
@keyframes rise-in { from { opacity: 0; transform: translateY(60px) scale(.88); } to { opacity: 1; transform: none; } }

/* ── Details, RSVP, thanks ── */
.details, .rsvp, .thanks { margin-top: 26px; animation: fade-up .7s ease both; }
@keyframes fade-up { from { opacity: 0; transform: translateY(16px); } to { opacity: 1; transform: none; } }
.paper { background: color-mix(in srgb, var(--surface) 92%, transparent); border-radius: var(--radius); padding: 26px 20px;
  border: 1px solid color-mix(in srgb, var(--gold) 55%, transparent); box-shadow: 0 10px 30px rgba(91, 77, 102, .1);
  position: relative; }
.paper::before { content: ''; position: absolute; inset: 7px; border: 1px solid color-mix(in srgb, var(--gold) 30%, transparent);
  border-radius: calc(var(--radius) - 6px); pointer-events: none; }
.details .paper { text-align: center; }
.shell-divider { width: 34px; display: block; margin: 0 auto 10px; }
.tagline { font-size: 1.12rem; margin: 0 auto 18px; max-width: 30ch; }
.facts { display: grid; gap: 12px; margin: 0 auto 16px; max-width: 420px; }
.facts div { display: grid; gap: 2px; }
.facts dt { font-family: var(--font-heading); color: var(--secondary-deep); letter-spacing: .14em; text-transform: uppercase; font-size: .78rem; }
.facts dd { margin: 0; }
.fact-when { color: var(--primary-deep); font-weight: 600; }
.fact-when span { display: block; font-weight: 400; color: var(--text); }
.notes { list-style: none; padding: 0; margin: 10px 0; font-style: italic; color: var(--secondary-deep); }
.allergy-note { font-size: .95rem; margin: 6px auto 14px; max-width: 34ch; }
.detail-links { display: flex; gap: 10px; justify-content: center; flex-wrap: wrap; margin: 12px 0 4px; }
.chip { display: inline-flex; align-items: center; gap: 6px; font: inherit; font-size: .9rem; color: var(--text); text-decoration: none;
  border: 1px solid color-mix(in srgb, var(--secondary) 60%, transparent); border-radius: 999px; padding: 8px 16px; background: var(--surface); cursor: pointer; }
.chip:hover { background: color-mix(in srgb, var(--secondary) 12%, var(--surface)); }
.calendar-dialog {
  box-sizing: border-box;
  width: min(420px, calc(100vw - 32px));
  padding: 24px;
  border: 1px solid var(--secondary);
  border-radius: 20px;
  color: var(--text);
  background: var(--surface);
  box-shadow: 0 16px 60px rgba(40, 50, 50, .22);
}
.calendar-dialog::backdrop { background: rgba(30, 45, 50, .4); }
.calendar-dialog h2 { margin: 0; font-family: var(--font-heading); }
.calendar-dialog p { margin: 12px 0 18px; }
.calendar-options { display: grid; gap: 10px; margin-bottom: 18px; }
.calendar-options .chip { justify-content: center; text-align: center; padding: 12px; }

.rsvp-buttons { display: flex; flex-direction: column; gap: 12px; margin-top: 22px; align-items: center; }
.btn { font: inherit; font-family: var(--font-heading); letter-spacing: .08em; font-size: 1.05rem; border-radius: 999px; padding: 15px 30px;
  border: 2px solid transparent; cursor: pointer; min-width: min(100%, 300px); min-height: 52px; transition: transform .15s ease, box-shadow .2s ease, background .2s; }
.btn:active { transform: scale(.98); }
.btn:focus-visible { outline: 3px solid var(--secondary-deep); outline-offset: 3px; }
.btn-primary { background: var(--primary-deep); color: #fff; box-shadow: 0 8px 18px color-mix(in srgb, var(--primary-deep) 35%, transparent); }
.btn-primary:hover { background: color-mix(in srgb, var(--primary-deep) 88%, #000); }
.btn-ghost { background: transparent; color: var(--text); border-color: color-mix(in srgb, var(--text) 35%, transparent); }
.btn[disabled] { opacity: .6; cursor: progress; }
.rsvp-status-card { margin: 18px auto 0; max-width: 440px; border-radius: 14px; padding: 12px 16px;
  background: color-mix(in srgb, var(--secondary) 14%, var(--surface)); }
.closed-note { font-style: italic; }

.rsvp-form h2 { text-align: center; font-size: 1.7rem; color: var(--primary-deep); margin-bottom: 16px; }
fieldset { border: 0; padding: 0; margin: 0 0 20px; }
legend { font-family: var(--font-heading); letter-spacing: .1em; color: var(--secondary-deep); font-size: 1.05rem; margin-bottom: 10px; padding: 0; }
.legend-hint { font-family: var(--font-body); letter-spacing: 0; font-size: .85rem; color: var(--text); font-style: italic; }
label { display: grid; gap: 4px; font-size: .92rem; margin-bottom: 12px; }
input, textarea, select { font: inherit; font-size: 16px; color: var(--text); background: #fff; border: 1.5px solid color-mix(in srgb, var(--text) 22%, transparent);
  border-radius: 12px; padding: 11px 13px; width: 100%; }
input:focus, textarea:focus, select:focus { outline: none; border-color: var(--secondary-deep); box-shadow: 0 0 0 3px color-mix(in srgb, var(--secondary) 30%, transparent); }
.grid-2 { display: grid; gap: 0 14px; }
@media (min-width: 560px) { .grid-2 { grid-template-columns: 1fr 1fr; } .paper { padding: 34px 38px; } }
.child-card { border: 1px solid color-mix(in srgb, var(--primary) 50%, transparent); border-radius: 14px; padding: 14px; margin-bottom: 12px;
  background: color-mix(in srgb, var(--blush) 22%, #fff); }
.child-card.not-coming .child-extra { display: none; }
.toggle { display: flex; align-items: center; gap: 10px; font-size: 1.05rem; cursor: pointer; margin: 0 0 6px; }
.toggle input { width: 22px; height: 22px; accent-color: var(--primary-deep); }
.child-extra { margin-top: 8px; }
.radio-group { display: grid; gap: 6px; margin: 4px 0 2px; }
.radio-group label, .choice-group label { display: flex; align-items: center; gap: 10px; margin: 0; padding: 9px 12px; border-radius: 10px;
  border: 1px solid color-mix(in srgb, var(--text) 15%, transparent); background: #fff; cursor: pointer; }
.radio-group input, .choice-group input { width: 18px; height: 18px; accent-color: var(--primary-deep); flex: none; }
.choice-group { display: grid; gap: 6px; }
.group-label { font-size: .92rem; margin: 6px 0 4px; }
.optional { opacity: .65; font-size: .85em; }
.field-error { color: #A23B5B; font-size: .85rem; margin: 2px 0 8px; }
.form-error { background: #FCE8EE; color: #8C2F4D; border-radius: 12px; padding: 10px 14px; margin-bottom: 16px; }
.form-actions { display: flex; flex-direction: column; align-items: center; gap: 8px; margin-top: 10px; }
.message-label textarea { resize: vertical; }

.thanks-card { text-align: center; }
.thanks-art { width: min(260px, 60vw); height: auto; margin: -10px auto 4px; display: block; animation: float 6s ease-in-out infinite; }
.thanks-title { font-size: clamp(1.8rem, 7vw, 2.6rem); color: var(--primary-deep); margin-bottom: 8px; }
.thanks-summary { text-align: left; max-width: 420px; margin: 14px auto; font-size: .95rem; }
.thanks-summary ul { padding-left: 1.1em; margin: 4px 0; }

.site-footer {
  width: min(540px, calc(100% - 24px));
  margin: 0 auto max(20px, env(safe-area-inset-bottom));
  padding: 10px 16px 14px;
  border-radius: 12px;
  background: color-mix(in srgb, var(--surface) 94%, transparent);
  color: var(--text);
  text-align: center;
  font-size: .85rem;
  line-height: 1.5;
  overflow-wrap: anywhere;
}
.site-footer p { margin: 4px 0 0; }
.site-footer .skip-animation { opacity: 1; padding: 4px 8px; }
main:has(.intro:not([hidden]) .envelope[data-state='closed']) { padding-bottom: 12px; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; transition-delay: 0s !important; }
}

/* ── Rebuilt landscape invitation / persistent envelope scene ── */
.envelope-stage {
  perspective: none;
  padding-top: 28px;
  transition: padding-top 1.15s cubic-bezier(.22, .72, .2, 1);
}
.envelope-stage:has(.envelope[data-state='opening']),
.envelope-stage:has(.envelope[data-state='open']) {
  padding-top: calc(var(--card-lift-px, 260px) + 34px);
}
.envelope {
  transform: none;
  transform-style: flat;
  filter: drop-shadow(0 18px 26px rgba(91, 77, 102, .22));
  transition: none;
}
.env-back::after {
  background: repeating-linear-gradient(45deg, var(--env-liner) 0 10px,
    color-mix(in srgb, var(--env-liner) 70%, #fff) 10px 20px);
  opacity: .62;
}
.card-clip {
  overflow: visible;
  clip-path: inset(-500% -20% 0 -20%);
  z-index: 2;
}
.card {
  width: var(--card-width, 92%);
  left: calc((100% - var(--card-width, 92%)) / 2 + var(--card-x));
  top: calc(7% + var(--card-y));
  min-height: var(--card-min-height, 190px);
  height: auto;
  aspect-ratio: auto;
  border: 1px solid color-mix(in srgb, var(--gold) 78%, transparent);
  border-radius: 9px;
  overflow: hidden;
  background:
    radial-gradient(ellipse at 3% 100%, color-mix(in srgb, var(--lavender) 28%, transparent), transparent 48%),
    linear-gradient(135deg, var(--surface), color-mix(in srgb, var(--blush) 16%, var(--surface)));
  box-shadow: 0 12px 28px rgba(69, 52, 69, .24), inset 0 0 0 4px color-mix(in srgb, var(--gold) 12%, transparent);
  transition: transform 1.15s cubic-bezier(.22, .72, .2, 1) .42s;
  color: var(--text);
}
.card::before {
  content: '';
  position: absolute;
  inset: 7px;
  border: 1px solid color-mix(in srgb, var(--gold) 43%, transparent);
  border-radius: 5px;
  pointer-events: none;
}
.card-copy {
  position: relative;
  inset: auto;
  min-height: var(--card-min-height, 190px);
  padding: clamp(12px, 4.5%, 22px);
  display: grid;
  grid-template-columns: minmax(0, .92fr) minmax(0, 1.08fr);
  align-items: center;
  gap: 4%;
}
.card-identity {
  min-width: 0;
  text-align: center;
  align-self: stretch;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}
.card-crown {
  display: block;
  width: clamp(34px, 7vw, 64px);
  height: clamp(31px, 6.5vw, 58px);
  object-fit: contain;
  flex: none;
  margin-bottom: 2px;
}
.card-kicker {
  margin: 0 0 2px;
  color: var(--secondary-deep);
  font: 600 10px/1.2 var(--font-heading);
  letter-spacing: .17em;
  text-transform: uppercase;
}
.card-title {
  margin: 0;
  color: var(--primary-deep);
  font: 400 clamp(17px, 2.2vw, 27px)/1.08 var(--font-heading);
  overflow-wrap: anywhere;
}
.card-tagline {
  margin: 4px 0 0;
  max-width: 34ch;
  font: italic 10px/1.3 var(--font-body);
  overflow-wrap: anywhere;
}
.card-rule {
  position: absolute;
  left: 47%;
  top: 13%;
  bottom: 13%;
  width: 1px;
  background: color-mix(in srgb, var(--gold) 55%, transparent);
}
.card-facts {
  min-width: 0;
  align-self: center;
  font: 400 10px/1.28 var(--font-body);
}
.card-facts p { margin: 0 0 2px; overflow-wrap: anywhere; }
.card-date { color: var(--primary-deep); font-weight: 600 !important; }
.card-time { color: var(--secondary-deep); }
.card-place { font-family: var(--font-heading) !important; font-weight: 600 !important; }
.card-address { opacity: .84; }
.card-notes {
  margin: 3px 0 0;
  padding: 0;
  list-style: none;
  font-style: italic;
  color: var(--secondary-deep);
}
.card-notes li {
  overflow-wrap: anywhere;
}
.card-allergy {
  color: var(--primary-deep);
  font-size: 1em !important;
  overflow-wrap: anywhere;
}
.env-pocket { z-index: 3; }
.env-flap {
  z-index: 4;
  height: 60%;
  transform-style: flat;
  transition: transform .78s cubic-bezier(.4, 0, .2, 1);
}
.flap-outer, .flap-inner {
  clip-path: polygon(0 0, 100% 0, 50% 100%);
  backface-visibility: visible;
  -webkit-backface-visibility: visible;
  transition: clip-path .78s cubic-bezier(.4, 0, .2, 1), opacity .18s ease;
}
.flap-outer {
  background: linear-gradient(180deg, color-mix(in srgb, var(--env) 88%, #fff),
    color-mix(in srgb, var(--env) 92%, #000 4%));
}
.flap-inner {
  transform: none;
  opacity: 0;
  background: repeating-linear-gradient(45deg, var(--env-liner) 0 10px,
    color-mix(in srgb, var(--env-liner) 70%, #fff) 10px 20px);
}
.seal { z-index: 5; }
.envelope[data-state='opening'] .env-flap,
.envelope[data-state='open'] .env-flap {
  /* Flip around the attached top edge instead of translating the flap away. */
  transform: scaleY(-1);
  z-index: 1;
}
.envelope[data-state='opening'] .flap-outer,
.envelope[data-state='open'] .flap-outer { opacity: 0; }
.envelope[data-state='opening'] .flap-inner,
.envelope[data-state='open'] .flap-inner { opacity: 1; }
.envelope[data-state='opening'] .card,
.envelope[data-state='open'] .card {
  transform: translateY(calc(0px - var(--card-lift-px, 260px)));
}
.envelope[data-state='opening'] .card-clip,
.envelope[data-state='open'] .card-clip { z-index: 2; }
.envelope[data-state='opening'] .card { transition-delay: .42s; }
.envelope[data-state='open'] .card { transition-delay: 0s; }
.intro.leaving .envelope-stage { opacity: 1; transform: none; }
.intro.opening .open-prompt, .intro.opening .skip-animation { opacity: 0; }
.reveal[hidden] { display: none !important; }
.details { scroll-margin-top: 18px; }

@media (min-width: 760px) {
  .envelope { width: min(82vw, 560px); }
}
@media (max-width: 520px) {
  main { padding-left: 12px; padding-right: 12px; }
  .envelope { width: min(92vw, 560px); }
  .envelope-stage:has(.envelope[data-state='opening']),
  .envelope-stage:has(.envelope[data-state='open']) {
    padding-top: calc(var(--card-lift-px, 230px) + 26px);
  }
  .card-copy { padding: 12px; gap: 4%; grid-template-columns: minmax(0, .88fr) minmax(0, 1.12fr); }
  .card-crown { width: 34px; height: 31px; margin-bottom: 2px; }
  .card-kicker { font-size: 10px; letter-spacing: .1em; }
  .card-title { font-size: clamp(17px, 5vw, 20px); }
  .card-tagline { font-size: 10px; line-height: 1.25; margin-top: 4px; }
  .card-facts { font-size: 10px; line-height: 1.24; }
  .card-rule { left: 46%; }
}
@media (min-width: 760px) {
  .card-kicker { font-size: 12px; }
  .card-tagline, .card-facts { font-size: 12px; }
}

/* ── Original three-page portrait invitation ─────────────────────────── */
body.artwork-mode .card {
  width: var(--art-card-width, 76%);
  left: calc((100% - var(--art-card-width, 76%)) / 2 + var(--card-x));
  min-height: 0;
  aspect-ratio: var(--art-cover-ratio, .715 / 1);
  overflow: hidden;
  border: 0;
  border-radius: 3px;
  padding: 0;
  background: transparent;
  box-shadow: 0 12px 28px rgba(69, 52, 69, .24);
}
body.artwork-mode .card::before,
body.artwork-mode .card-copy,
body.artwork-mode .card-rule { display: none; }
body.artwork-mode .card-cover-art {
  display: block;
  width: 100%;
  height: auto;
}
body.artwork-mode .envelope-stage:has(.envelope[data-state='opening']),
body.artwork-mode .envelope-stage:has(.envelope[data-state='open']) {
  padding-top: calc(var(--card-lift-px, 520px) + 34px);
}
body.artwork-mode .reveal {
  display: block;
  margin: 8px auto 0;
  width: min(100%, 520px);
}
.invitation-pages {
  display: grid;
  gap: clamp(18px, 4vw, 30px);
  justify-items: center;
}
.invitation-page {
  width: 100%;
  margin: 0;
  line-height: 0;
  filter: drop-shadow(0 16px 25px rgba(91, 77, 102, .2));
}
.invitation-page img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 0;
}
body.artwork-mode .details [data-artwork-copy] { display: none; }
body.artwork-mode .details .paper {
  margin-top: 26px;
}

@media (max-width: 520px) {
  body.artwork-mode .envelope-stage:has(.envelope[data-state='opening']),
  body.artwork-mode .envelope-stage:has(.envelope[data-state='open']) {
    padding-top: calc(var(--card-lift-px, 430px) + 26px);
  }
}

/* ── Tactile artwork reveal: recipient side → open envelope → extracted card ── */
body.artwork-mode .envelope-stage {
  padding: 12px 0 0;
  transition: padding-top .72s cubic-bezier(.2, .72, .18, 1);
}
body.artwork-mode .open-prompt { margin-top: 12px; }
body.artwork-mode .envelope-stage:has(.envelope[data-state='opening']),
body.artwork-mode .envelope-stage:has(.envelope[data-state='open']) {
  padding: var(--art-stage-clearance, 180px) 0 54px;
}
/* Expand during the turn, before the flap lifts. Skip and reset must snap. */
body.artwork-mode .envelope-stage:has(.envelope[data-state='open']),
body.artwork-mode .envelope-stage:has(.envelope.is-resetting) {
  transition: none;
}
body.artwork-mode .envelope {
  perspective: 1300px;
  transform-style: preserve-3d;
}
body.artwork-mode .envelope-inner {
  position: absolute;
  inset: 0;
  transform: rotateY(180deg);
  transform-style: preserve-3d;
  transition: transform .74s cubic-bezier(.2, .72, .18, 1);
}
body.artwork-mode .envelope[data-motion-phase='turning'] .envelope-inner,
body.artwork-mode .envelope[data-motion-phase='flap-opening'] .envelope-inner,
body.artwork-mode .envelope[data-motion-phase='extracting'] .envelope-inner,
body.artwork-mode .envelope[data-motion-phase='settled'] .envelope-inner {
  transform: rotateY(0deg);
}
body.artwork-mode .envelope[data-motion-phase='settled'] .envelope-inner { transition: none; }
body.artwork-mode .env-recipient,
body.artwork-mode .env-open-face {
  position: absolute;
  inset: 0;
  border-radius: 10px;
  -webkit-backface-visibility: hidden;
  backface-visibility: hidden;
}
body.artwork-mode .env-recipient {
  transform: rotateY(180deg);
  overflow: hidden;
  display: grid;
  place-items: center;
  border: 1px solid color-mix(in srgb, var(--gold) 58%, transparent);
  background:
    radial-gradient(ellipse at 50% 0%, color-mix(in srgb, var(--surface) 48%, transparent), transparent 62%),
    linear-gradient(140deg, color-mix(in srgb, var(--env) 86%, var(--surface)), var(--env));
  box-shadow: inset 0 0 0 7px color-mix(in srgb, var(--gold) 12%, transparent);
}
body.artwork-mode .env-recipient { visibility: visible; }
body.artwork-mode .env-open-face { visibility: hidden; }
/* Keep the postal face clean until the existing 740ms envelope turn passes halfway. */
body.artwork-mode .envelope[data-motion-phase='turning'] .env-recipient {
  visibility: hidden;
  transition: visibility 0s linear .37s;
}
body.artwork-mode .envelope[data-motion-phase='turning'] .env-open-face {
  visibility: visible;
  transition: visibility 0s linear .37s;
}
body.artwork-mode .env-recipient::before {
  content: '';
  position: absolute;
  inset: 13px;
  border: 1px solid color-mix(in srgb, var(--gold) 45%, transparent);
  border-radius: 7px;
  pointer-events: none;
}
body.artwork-mode .recipient-stamps {
  --stamp-width: 46px;
  position: absolute;
  z-index: 1;
  top: 10px;
  right: 10px;
  display: flex;
  align-items: flex-start;
  gap: 5px;
  width: calc(var(--stamp-width) * 2 + 5px);
  transform: rotate(2deg);
}
body.artwork-mode .recipient-stamps img {
  display: block;
  width: var(--stamp-width);
  flex: none;
  aspect-ratio: 0.76;
  object-fit: cover;
  border: 3px solid #f8e9e4;
  outline: 1px solid color-mix(in srgb, var(--secondary-deep) 55%, transparent);
  box-shadow: 0 2px 5px rgba(80, 48, 62, .2);
}
body.artwork-mode .recipient-stamps img + img {
  margin-top: 12px;
  transform: rotate(5deg);
}
body.artwork-mode .recipient-address {
  position: relative;
  max-width: 78%;
  padding: 16px 10px;
  text-align: center;
  color: var(--text);
}
/* The live button is a transparent hit target on this face; the wax impression
   is painted on the reverse/open face at the bottom-pocket V. */
body.artwork-mode .seal {
  inset: 0;
  width: 100%;
  height: 100%;
  aspect-ratio: auto;
  border-radius: 10px;
  transform: none;
}
body.artwork-mode .seal:hover { transform: none; }
body.artwork-mode .seal .seal-face { opacity: 0; }
body.artwork-mode .env-seal-art {
  display: block;
  position: absolute;
  z-index: 5;
  left: 50%;
  top: 54%;
  width: 17%;
  aspect-ratio: 1;
  transform: translate(-50%, -50%);
  pointer-events: none;
}
body.artwork-mode .env-seal-art .seal-face {
  inset: 0;
  width: 100%;
  height: 100%;
}
body.artwork-mode .recipient-names {
  margin: 0;
  color: var(--primary-deep);
  font: 400 clamp(1.1rem, 4vw, 1.7rem)/1.2 var(--font-heading);
  overflow-wrap: anywhere;
}
body.artwork-mode .env-open-face {
  position: absolute;
  inset: 0;
  transform: rotateY(0deg);
  transform-style: preserve-3d;
  perspective: 1000px;
}
body.artwork-mode .envelope[data-motion-phase='closed'] .env-open-face {
  visibility: hidden;
}
body.artwork-mode .envelope[data-motion-phase='flap-opening'] .env-open-face,
body.artwork-mode .envelope[data-motion-phase='extracting'] .env-open-face,
body.artwork-mode .envelope[data-motion-phase='settled'] .env-open-face {
  visibility: visible;
  transition: none;
}
body.artwork-mode .envelope[data-motion-phase='flap-opening'] .env-recipient,
body.artwork-mode .envelope[data-motion-phase='extracting'] .env-recipient,
body.artwork-mode .envelope[data-motion-phase='settled'] .env-recipient {
  visibility: hidden;
  transition: none;
}
body.artwork-mode .card {
  width: var(--art-card-width, 76%);
  left: calc((100% - var(--art-card-width, 76%)) / 2 + var(--card-x));
  top: calc(7% + var(--card-y));
  transform: translateY(var(--card-final-y, 0px));
  transform-origin: 50% 50%;
  border-radius: 0;
  overflow: visible;
  transition: none;
  animation: none;
  visibility: hidden;
  box-shadow: 0 18px 34px rgba(69, 52, 69, .3);
}
body.artwork-mode .card-clip {
  overflow: visible;
  clip-path: inset(0);
  z-index: 2;
  transition: none;
}
body.artwork-mode .envelope[data-motion-phase='flap-opening'] .card {
  visibility: visible;
  transform: translate(0, 0) rotate(0deg) scale(.84);
}
body.artwork-mode .envelope[data-motion-phase='extracting'] .card,
body.artwork-mode .envelope[data-motion-phase='settled'] .card {
  visibility: visible;
}
body.artwork-mode .envelope[data-motion-phase='extracting'] .card {
  animation: invitation-extract 1.3s cubic-bezier(.18, .72, .18, 1) both;
}
body.artwork-mode .envelope[data-motion-phase='extracting'] .card-clip {
  clip-path: inset(-250% -24% 0 -24%);
}
body.artwork-mode .envelope[data-motion-phase='settled'] .card {
  transform: translateY(var(--card-final-y, 0px));
  animation: none;
}
body.artwork-mode .envelope[data-motion-phase='settled'] .card-clip {
  z-index: 6;
  clip-path: inset(-250% -24% -35% -24%);
}
body.artwork-mode .envelope[data-motion-phase='settled'].settle-clip .card-clip {
  transition: clip-path .18s ease-out;
}
body.artwork-mode .envelope[data-motion-phase='flap-opening'] .env-flap,
body.artwork-mode .envelope[data-motion-phase='extracting'] .env-flap,
body.artwork-mode .envelope[data-motion-phase='settled'] .env-flap {
  transform: rotateX(180deg);
  z-index: 1;
}
body.artwork-mode .env-flap {
  transform-origin: top center;
  transform-style: preserve-3d;
  transition: transform .62s cubic-bezier(.32, .74, .18, 1);
}
body.artwork-mode .envelope[data-motion-phase='closed'] .env-flap,
body.artwork-mode .envelope[data-motion-phase='turning'] .env-flap {
  transform: none;
  z-index: 4;
}
body.artwork-mode .flap-outer,
body.artwork-mode .flap-inner {
  -webkit-backface-visibility: hidden;
  backface-visibility: hidden;
  opacity: 1;
  transition: none;
}
body.artwork-mode .flap-inner {
  transform: rotateX(180deg);
  /* The back face is mirrored locally so its full base joins the hinge. */
  clip-path: polygon(50% 0, 100% 100%, 0 100%);
}
body.artwork-mode .intro.opening .skip-animation { opacity: 1; }
body.artwork-mode .envelope[data-motion-phase='settled'] .env-flap { transition: none; }
body.artwork-mode .envelope[data-motion-phase='turning'] .seal,
body.artwork-mode .envelope[data-motion-phase='flap-opening'] .seal,
body.artwork-mode .envelope[data-motion-phase='extracting'] .seal,
body.artwork-mode .envelope[data-motion-phase='settled'] .seal {
  opacity: 0;
  pointer-events: none;
}
body.artwork-mode .envelope[data-motion-phase='settled'] .seal { transition: none; }

@keyframes invitation-extract {
  0% { transform: translate(0, 0) rotate(0deg) scale(.84); }
  27% { transform: translate(5%, -18%) rotate(-18deg) scale(.86); }
  64% { transform: translate(-5%, -34%) rotate(7deg) scale(.95); }
  100% { transform: translateY(var(--card-final-y, 0px)) rotate(0deg) scale(1); }
}

@media (max-width: 520px) {
  body.artwork-mode .envelope-stage { padding: 12px 0 0; }
  body.artwork-mode .envelope-stage:has(.envelope[data-state='opening']),
  body.artwork-mode .envelope-stage:has(.envelope[data-state='open']) {
    padding: var(--art-stage-clearance, 180px) 0 42px;
  }
  body.artwork-mode .env-recipient { border-radius: 8px; }
  body.artwork-mode .env-recipient::before { inset: 9px; }
  body.artwork-mode .recipient-stamps {
    --stamp-width: 36px;
    top: 8px;
    right: 8px;
    gap: 3px;
    width: calc(var(--stamp-width) * 2 + 3px);
  }
  body.artwork-mode .recipient-stamps img { border-width: 2px; }
  body.artwork-mode .recipient-stamps img + img { margin-top: 9px; }
  body.artwork-mode .recipient-address { max-width: 84%; }
  body.artwork-mode .recipient-kicker { font-size: .58rem; }
}

@media (prefers-reduced-motion: reduce) {
  body.artwork-mode .envelope-stage,
  body.artwork-mode .envelope-inner,
  body.artwork-mode .env-flap { transition: none !important; }
  body.artwork-mode .envelope[data-motion-phase='extracting'] .card { animation: none !important; }
}
body .envelope.is-resetting,
body .envelope.is-resetting * {
  transition: none !important;
  animation: none !important;
}

/* On phones, treat the watercolor figures as a visible frame around the
   invitation rather than tiny desktop ornaments trapped behind the envelope. */
@media (max-width: 520px) {
  .decoration {
    width: var(--decoration-mobile-width);
    max-width: none;
    opacity: .88;
    filter: drop-shadow(0 5px 9px rgba(91, 77, 102, .18));
    /* Mobile offsets remain separate from float's transform animation. */
    translate: var(--decoration-mobile-x, 0vw) var(--decoration-mobile-y, 0vh) !important;
  }
  .decoration.left { left: 2vw; top: 59vh; }
  .decoration.right { right: 2vw; top: 65vh; }
  .decoration.top-left { left: 3vw; top: 56vh; }
  .decoration.top-right { right: 3vw; top: 56vh; }
  .decoration.bottom-left { left: 2vw; bottom: 12vh; }
  .decoration.bottom-right { right: 2vw; bottom: 12vh; }

  main { padding-top: max(22px, env(safe-area-inset-top)); }
  .envelope { width: min(88vw, 560px); }
  /* The extracted portrait page is centered on phones, independently of the
     desktop envelope-fit offset. Keep extraction's temporary tilt unchanged. */
  body.artwork-mode .envelope[data-motion-phase='settled'] .card {
    left: calc((100% - var(--art-card-width, 76%)) / 2);
  }
  .site-footer {
    width: min(340px, calc(100% - 32px));
    margin-bottom: max(16px, env(safe-area-inset-bottom));
    padding: 8px 14px 10px;
    font-size: .84rem;
    line-height: 1.42;
  }
  .site-footer .skip-animation { padding: 3px 8px; }
}