html:has(dialog[open]) {
  overflow: hidden;
}

.rsvp-sheet {
  display: none;
  flex-direction: column;
  background: var(--green-900);
}
.rsvp-sheet[open] {
  display: flex;
}
.rsvp-sheet__head {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 4rem;
  border-bottom: 1px solid var(--line-soft);
  flex: none;
}
.rsvp-sheet__brand {
  color: var(--champagne);
  font-size: 0.85rem;
}
.rsvp-sheet__body {
  flex: 1;
  overflow-y: auto;
  overscroll-behavior: contain;
  outline: 0;
}

.step {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  max-width: 36rem;
  min-height: 100%;
  margin-inline: auto;
  padding: 2.25rem var(--gutter) 0;
}
.step h2 {
  font-size: clamp(1.9rem, 6vw, 2.6rem);
  outline: 0;
}
.step__intro {
  margin-top: -0.75rem;
  color: var(--ivory-2);
}
.step__actions {
  position: sticky;
  bottom: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: auto;
  margin-inline: calc(var(--gutter) * -1);
  padding: 1rem var(--gutter) calc(1rem + env(safe-area-inset-bottom));
  background: linear-gradient(to top, var(--green-900) 78%, rgb(20 48 32 / 0));
}
.step__actions .btn[type="submit"],
.step__actions .btn:only-child {
  flex: 1 1 12rem;
}
.step__actions .btn--ghost {
  flex: 0 0 auto;
}

@media (min-width: 700px) {
  .rsvp-sheet {
    inset: 0;
    width: min(40rem, 94vw);
    height: auto;
    max-height: min(52rem, 92dvh);
    margin: auto;
    border: 1px solid var(--line);
    border-radius: 16px;
    box-shadow: 0 30px 80px rgb(0 0 0 / 0.5);
  }
  .step {
    padding-top: 2.75rem;
  }
}

/* fields */
.fields {
  display: grid;
  gap: 1.25rem;
}
@media (min-width: 520px) {
  .fields {
    grid-template-columns: 1fr 1fr;
  }
}
.field {
  display: grid;
  gap: 0.5rem;
}
.field label,
.q legend {
  font-size: 1.05rem;
  line-height: 1.4;
}
.req {
  color: var(--champagne);
}
.field input,
.field textarea,
.copyrow input {
  width: 100%;
  min-height: 3.25rem;
  padding: 0.75rem 1rem;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgb(13 36 26 / 0.7);
  color: var(--ivory);
  font: inherit;
  caret-color: var(--champagne);
  transition: border-color 0.2s, background-color 0.2s;
}
.field textarea {
  resize: vertical;
  min-height: 6rem;
}
.field input:hover,
.field textarea:hover {
  border-color: var(--champagne);
}
.field input:focus-visible,
.field textarea:focus-visible,
.copyrow input:focus-visible {
  outline: 2px solid var(--champagne);
  outline-offset: 2px;
  background: rgb(13 36 26 / 0.95);
}
.field input[aria-invalid="true"] {
  border-color: var(--danger);
}
.hint {
  font-size: 0.92rem;
  color: var(--ivory-2);
}
.error {
  min-height: 0;
  color: var(--danger);
  font-size: 0.98rem;
  line-height: 1.4;
}
.error:empty {
  display: none;
}

.q {
  display: grid;
  gap: 0.85rem;
  min-width: 0;
  margin: 0;
  padding: 0;
  border: 0;
}
.q legend {
  padding: 0;
  margin-bottom: 0.85rem;
}
.choices {
  display: grid;
  gap: 0.6rem;
}
.choice {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 3.5rem;
  padding: 0.7rem 1.4rem;
  border: 1px solid var(--line);
  border-radius: 1.75rem;
  background: rgb(13 36 26 / 0.55);
  line-height: 1.35;
  cursor: pointer;
  transition: background-color 0.2s, border-color 0.2s, color 0.2s, transform 0.2s var(--ease-out);
}
.choice:hover {
  border-color: var(--champagne);
  background: rgb(243 238 223 / 0.08);
}
.choice:active {
  transform: scale(0.985);
}
.choice input {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  margin: 0;
  opacity: 0;
  cursor: pointer;
}
.choice .icon {
  width: 1.25rem;
  height: 1.25rem;
  stroke-width: 1.75;
  opacity: 0;
  transform: scale(0.6);
  transition: opacity 0.2s, transform 0.3s var(--ease-out);
}
.choice:has(input:checked) {
  background: var(--ivory);
  border-color: var(--ivory);
  color: var(--green-950);
}
.choice:has(input:checked) .icon {
  opacity: 1;
  transform: none;
}
.choice:has(input:focus-visible) {
  outline: 2px solid var(--champagne);
  outline-offset: 3px;
}

/* stepper */
.stepper {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 2rem;
  padding-block: 1.5rem;
}
.stepper__value {
  min-width: 4rem;
  text-align: center;
  font-family: var(--font-display);
  font-size: 4.5rem;
  line-height: 1;
  font-variant-numeric: tabular-nums lining-nums;
}
.iconbtn--lg {
  width: 3.5rem;
  height: 3.5rem;
}
.iconbtn:disabled {
  opacity: 0.35;
  cursor: not-allowed;
}

/* party */
.party {
  border-top: 1px solid var(--line-soft);
}
.party__row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding-block: 1rem;
  border-bottom: 1px solid var(--line-soft);
}
.party__who {
  display: grid;
  gap: 0.15rem;
  min-width: 0;
}
.party__name {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  column-gap: 0.4rem;
}
.party__who strong {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 1.3rem;
}
.party__you {
  color: var(--ivory-2);
}
.party__btns {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex: none;
}
.status {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.95rem;
  color: var(--ivory-2);
}
.status .icon {
  width: 1.05rem;
  height: 1.05rem;
  color: var(--champagne);
}
.party__add {
  align-self: flex-start;
}

/* guest progress */
.progress {
  display: grid;
  gap: 0.5rem;
  font-family: var(--font-display);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-size: 0.82rem;
  color: var(--champagne);
}
.progress i {
  display: block;
  height: 2px;
  border-radius: 2px;
  background: linear-gradient(90deg, var(--champagne) var(--p), var(--line-soft) var(--p));
}

/* unlock help */
.ask {
  display: grid;
  gap: 0.25rem;
  padding-bottom: 2rem;
  color: var(--ivory-2);
}
.ask__links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem 1.5rem;
}
.ask__links a {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  min-height: 2.75rem;
  color: var(--ivory);
}
.ask__links .icon {
  width: 1.25rem;
  height: 1.25rem;
  color: var(--champagne);
}

/* review */
.review__guest {
  padding-block: 0.25rem 1.25rem;
  border-bottom: 1px solid var(--line-soft);
}
.review__head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
}
.review__head h3 {
  font-size: 1.5rem;
}
.linkbtn {
  min-height: 2.75rem;
  padding: 0 0.25rem;
  border: 0;
  background: none;
  color: var(--champagne);
  text-decoration: underline;
  text-decoration-color: var(--line);
  text-underline-offset: 0.28em;
}
.linkbtn:hover {
  color: var(--ivory);
}
.review__guest dl {
  display: grid;
  gap: 0.4rem;
  margin: 0;
}
.review__guest dl > div {
  display: grid;
  grid-template-columns: 7rem 1fr;
  gap: 1rem;
}
.review__guest dt {
  color: var(--ivory-2);
}
.review__guest dd {
  margin: 0;
  overflow-wrap: anywhere;
}

/* done */
.done__cal,
.done__link {
  display: grid;
  gap: 0.75rem;
}
.copyrow {
  display: flex;
  gap: 0.5rem;
}
.copyrow input {
  min-width: 0;
  font-size: 0.95rem;
}
.step--done .step__actions {
  position: static;
  margin-top: auto;
  background: none;
}

.step__actions--inline {
  position: static;
  margin-top: 0;
  margin-inline: 0;
  padding: 0;
  background: none;
}