:root {
  /* 首页主色：与 theme-color 一致的中国红 */
  --hero: #b31b1b;
  --hero-soft: #c74444;
  --hero-deep: #7d1111;
  --on-hero: #fdf6f4;

  /* 内页：红调纸感 */
  --page: #a01e1e;
  --paper: #fbf5f3;
  --paper-deep: #f4e7e4;
  --ink: #4a2626;
  --muted: #96605c;
  --line: rgba(179, 27, 27, 0.16);
  --on-page: #fdf6f4;

  --serif: "Noto Serif SC", "Songti SC", serif;
  --display: "Cormorant Garamond", "Noto Serif SC", serif;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--serif);
  color: var(--ink);
  background: var(--paper);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

.hero {
  position: relative;
  min-height: 100svh;
  display: grid;
  place-items: center;
  text-align: center;
  color: var(--on-hero);
      background:
    radial-gradient(ellipse 80% 55% at 50% 35%, var(--hero-soft), transparent 70%),
    linear-gradient(165deg, var(--hero-deep) 0%, var(--hero) 48%, #4a0c0c 100%);
  overflow: hidden;
}

.hero__veil {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(179, 27, 27, 0.15), rgba(179, 27, 27, 0.55)),
    repeating-linear-gradient(
      -12deg,
      transparent,
      transparent 11px,
      rgba(253, 246, 244, 0.03) 11px,
      rgba(253, 246, 244, 0.03) 12px
    );
  pointer-events: none;
}

.hero__content {
  position: relative;
  z-index: 1;
  padding: 2rem 1.5rem 4rem;
  max-width: 28rem;
}

.hero__eyebrow {
  margin: 0 0 1.25rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  font-size: 0.72rem;
  font-family: var(--display);
  opacity: 0.78;
}

.hero__names {
  margin: 0;
  font-family: var(--display);
  font-weight: 400;
  font-size: clamp(3rem, 12vw, 4.5rem);
  line-height: 1.05;
  letter-spacing: 0.04em;
}

.hero__date {
  margin: 1.25rem 0 0;
  font-family: var(--display);
  font-size: 1.35rem;
  letter-spacing: 0.22em;
}

.hero__hint {
  margin: 1.5rem 0 0;
  font-size: 0.95rem;
  opacity: 0.85;
}

.hero__scroll {
  position: absolute;
  bottom: 1.5rem;
  left: 50%;
  transform: translateX(-50%);
  text-decoration: none;
  opacity: 0.7;
  font-size: 1.25rem;
  animation: bob 2.4s ease-in-out infinite;
}

@keyframes bob {
  0%,
  100% {
    transform: translate(-50%, 0);
  }
  50% {
    transform: translate(-50%, 6px);
  }
}

.page {
  background: var(--paper);
  color: var(--ink);
}

.section {
  padding: 3.5rem 1.4rem;
  max-width: 34rem;
  margin: 0 auto;
}

.section__label {
  margin: 0;
  font-family: var(--display);
  letter-spacing: 0.24em;
  text-transform: uppercase;
  font-size: 0.75rem;
  color: var(--muted);
}

.section__title {
  margin: 0.4rem 0 1.75rem;
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--page);
}

.detail-block {
  padding: 1.1rem 0;
  border-top: 1px solid var(--line);
}

.detail-block:last-of-type {
  border-bottom: 1px solid var(--line);
  margin-bottom: 1.5rem;
}

.detail-block__k {
  margin: 0;
  font-size: 0.78rem;
  letter-spacing: 0.16em;
  color: var(--muted);
}

.detail-block__v {
  margin: 0.35rem 0 0;
  font-size: 1.15rem;
  font-weight: 600;
}

.detail-block__s {
  margin: 0.2rem 0 0;
  color: var(--muted);
  font-size: 0.92rem;
}

.body-copy {
  margin: 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.field__label {
  color: var(--ink);
  font-weight: 600;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

.mono {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.85em;
  color: var(--page);
}

.rsvp {
  background: var(--paper-deep);
  max-width: none;
  padding-left: 0;
  padding-right: 0;
}

.rsvp > * {
  max-width: 34rem;
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.4rem;
  padding-right: 1.4rem;
}

.form {
  display: grid;
  gap: 1rem;
  padding-bottom: 1rem;
}

.field {
  display: grid;
  gap: 0.45rem;
  border: 0;
  margin: 0;
  padding: 0;
  font-size: 0.92rem;
}

.field > span,
.field__label,
.field > legend {
  color: var(--ink);
  font-weight: 600;
  padding: 0;
}

.field input[type="text"],
.field input[type="tel"],
.field input[type="date"],
.field input[type="time"],
.field input[type="datetime-local"] {
  width: 100%;
  border: 1px solid var(--line);
  background: var(--paper);
  color: var(--ink);
  border-radius: 0;
  padding: 0.85rem 0.9rem;
  font: inherit;
  outline: none;
}

.field input:focus {
  border-color: var(--page);
}

.field--choice {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
}

.field--choice legend {
  width: 100%;
  margin-bottom: 0.2rem;
}

.field--readonly {
  padding: 0.75rem 0.9rem;
  background: rgba(179, 27, 27, 0.06);
  border: 1px dashed var(--line);
}

.chip {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.55rem 0.8rem;
  background: var(--paper);
  border: 1px solid var(--line);
  cursor: pointer;
  font-size: 0.9rem;
}

.chip:has(input:checked) {
  border-color: var(--page);
  background: rgba(179, 27, 27, 0.1);
}

.chip input {
  accent-color: var(--page);
}

.arrival-time {
  display: grid;
  gap: 0.45rem;
}

.arrival-time[hidden] {
  display: none !important;
}

.btn {
  margin-top: 0.5rem;
  appearance: none;
  border: 0;
  background: var(--page);
  color: var(--on-page);
  font: inherit;
  font-weight: 600;
  letter-spacing: 0.08em;
  padding: 0.95rem 1.2rem;
  cursor: pointer;
}

.btn:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

.form__hint {
  margin: 0;
  color: var(--muted);
  font-size: 0.85rem;
}

.form__error {
  margin: 0;
  color: #8b2e2e;
  font-size: 0.95rem;
  background: rgba(179, 27, 27, 0.08);
  padding: 0.75rem 0.9rem;
}

.success {
  text-align: center;
  padding: 2rem 1.4rem 3rem;
  max-width: 34rem;
  margin: 0 auto;
}

.success h3 {
  margin: 0 0 0.6rem;
  font-size: 1.4rem;
  color: var(--page);
}

.success p {
  margin: 0;
  color: var(--muted);
}

.receipt {
  margin: 1.25rem 0 0;
  text-align: left;
  border-top: 1px solid var(--line);
}

.receipt div {
  display: grid;
  grid-template-columns: 7.2rem 1fr;
  gap: 0.6rem;
  padding: 0.7rem 0;
  border-bottom: 1px solid var(--line);
}

.receipt dt {
  margin: 0;
  color: var(--muted);
  font-size: 0.85rem;
}

.receipt dd {
  margin: 0;
  color: var(--ink);
  font-weight: 600;
}

.footer {
  padding: 2rem 1.4rem 3rem;
  text-align: center;
  color: var(--muted);
  font-family: var(--display);
  letter-spacing: 0.12em;
  font-size: 0.95rem;
  background: var(--paper);
}

.reveal {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.is-in {
  opacity: 1;
  transform: none;
}

@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
  .hero__scroll {
    animation: none;
  }
}
/* 致辞分行间距 */
.body-copy + .body-copy {
  margin-top: 0.9rem;
}

/* 仪式安排时间线 */
.timeline {
  list-style: none;
  margin: 0;
  padding: 0;
  border-left: 1px solid rgba(179, 27, 27, 0.35);
}

.timeline__item {
  position: relative;
  padding: 0 0 1.5rem 1.5rem;
}

.timeline__item:last-child {
  padding-bottom: 0;
}

.timeline__item::before {
  content: "";
  position: absolute;
  left: -0.42rem;
  top: 0.28rem;
  width: 0.8rem;
  height: 0.8rem;
  border-radius: 50%;
  background: var(--page);
  border: 2px solid var(--paper);
}

.timeline__time {
  display: block;
  font-family: var(--display);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--page);
  letter-spacing: 0.06em;
  line-height: 1.3;
}

.timeline__event {
  display: block;
  margin-top: 0.15rem;
  color: var(--ink);
  font-size: 0.98rem;
}
/* 首页右下角新人简笔画（透明底·金色线条） */
.hero__stamp {
  position: absolute;
  right: 1rem;
  bottom: 1rem;
  width: clamp(240px, 60vw, 400px);
  height: auto;
  pointer-events: none;
}
@media (max-width: 859px) {
  .hero__scroll {
    display: none;
  }
}