:root {
  /* 婚书古风：暖羊皮纸/宣纸 + 墨 + 朱砂 + 赭金（参考图2纸色） */
  --xuan-paper: #ECE0CC;
  --paper-light: #F8F2E8;
  --ink: #332A20;
  --mineral-green: #463A2E;
  --cinnabar: #B23B30;
  --ochre-gold: #B08947;
  --linen-shadow: #E3D5BF;
  --warm-white: #F6EFE1;
  /* 全站统一为同一款网络字体（思源宋体 Noto Serif SC），各机型渲染一致；
     只有手写艺术字（--hand 智芒星）与「囍」印保持特例，其余内容一律用它。 */
  --serif: "Noto Serif SC", "Noto Serif TC", "Songti SC", serif;
  --display: "Noto Serif SC", "Noto Serif TC", "Songti SC", serif;
  --accent-serif: "Noto Serif SC", "Noto Serif TC", "Songti SC", serif;
  --mono: "Noto Serif SC", "Noto Serif TC", "Songti SC", serif;
  --paper: var(--xuan-paper);
  --ink-green: var(--mineral-green);
  --forest: var(--mineral-green);
  --wax-red: var(--cinnabar);
  --wax: var(--cinnabar);
  --wine: var(--cinnabar);
  --antique-gold: var(--ochre-gold);
  --brass: var(--ochre-gold);
  --gold: var(--ochre-gold);
  --deep: var(--mineral-green);
  --morning: var(--xuan-paper);
  --linen: var(--xuan-paper);
  --ivory: var(--paper-light);
  --white: var(--paper-light);
  --warm: var(--linen-shadow);
  --antique: var(--ochre-gold);
  --sage: var(--mineral-green);
  --plum: var(--mineral-green);
  --line: color-mix(in srgb, var(--ink) 16%, transparent);
  --page-gutter: clamp(24px, 6.4vw, 32px);
  --reading-width: 34rem;
}

html { background: var(--xuan-paper); overflow-x: clip; }
body { color: var(--ink); background: var(--xuan-paper); overflow-x: clip; }
body::before { opacity: .025; }
button, input, textarea { font: inherit; }
.fold { border: 0; box-shadow: none; }
.fold::after { opacity: .16; }
.fold-number {
  top: clamp(24px, 5vw, 52px);
  right: var(--page-gutter);
  left: auto;
  color: var(--mineral-green);
  font: 10px/1.2 var(--mono);
  letter-spacing: .14em;
  opacity: .72;
}
.eyebrow, .module-label {
  color: var(--mineral-green);
  font: 10px/1.4 var(--mono);
  letter-spacing: .17em;
}
.unfolded-message small,
.journey-copy h2,
.seat-copy h2,
.reply-request,
.final-paper > strong {
  font-family: var(--accent-serif);
  font-weight: 400;
}
.module-label { margin: 0 0 14px; }
.music-control {
  width: 42px;
  height: 42px;
  border: 1px solid color-mix(in srgb, var(--ochre-gold) 70%, transparent);
  color: var(--mineral-green);
  background: color-mix(in srgb, var(--paper-light) 90%, transparent);
  box-shadow: none;
}
.music-control b { display: none; }

/* 开场只保留一张纸、一道接缝、一个朱印。 */
.letter-desk {
  min-height: 100svh;
  grid-template-rows: 1fr auto;
  align-items: center;
  padding: max(8svh, 70px) var(--page-gutter) 7svh;
  background:
    linear-gradient(122deg, rgba(247,246,241,.72) 0 18%, transparent 43%),
    linear-gradient(145deg, var(--xuan-paper), var(--linen-shadow) 72%);
}
.letter-desk::before {
  content: "";
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(94deg, transparent 0 7px, rgba(38,40,36,.018) 8px 9px);
  pointer-events: none;
}
.letter-desk .sunbeam { opacity: .26; filter: blur(18px); }
.folded-letter {
  width: min(74vw, 430px);
  aspect-ratio: .645;
  align-self: center;
  margin: 0;
  border: 1px solid color-mix(in srgb, var(--ochre-gold) 34%, transparent);
  transform: rotate(-1.2deg);
  box-shadow: 0 24px 55px rgba(38,40,36,.13), 0 2px 4px rgba(38,40,36,.05);
}
.folded-letter::before, .folded-letter::after { box-shadow: none; }
.folded-letter .envelope-address { padding: 10% 11%; }
.vertical-address .letter-date { font-size: 11px; line-height: 1.9; }
.vertical-address h1 { align-self: end; gap: 16px; }
.vertical-address h1 small { color: var(--mineral-green); }
.recipient-columns { gap: 18px; }
.recipient-columns b { font-size: clamp(19px, 5vw, 25px); line-height: 1.35; }
.fold-seam { align-self: center; opacity: .55; }
.cinnabar-seal {
  width: 44px;
  border-radius: 1px;
  box-shadow: 0 5px 12px color-mix(in srgb, var(--cinnabar) 18%, transparent);
}
.vertical-address .letter-signature { gap: 5px; }
.letter-desk .open-prompt {
  min-height: 44px;
  margin: 20px auto 0;
  color: var(--ink);
  border-bottom: 1px solid color-mix(in srgb, var(--cinnabar) 55%, transparent);
  letter-spacing: .12em;
}
.unfolded-message {
  inset: 9% 8%;
  min-height: 0;
  height: 82%;
  padding: 12% 10%;
  box-shadow: 0 12px 30px rgba(32,37,33,.08);
  overflow: hidden;
}
.unfolded-message strong { max-width: 9em; margin-inline: auto; line-height: 1.55; }
.unfolded-message b { line-height: 1.2; }
.folded-letter.opened::before, .folded-letter.opened::after { opacity: .18; }
.folded-letter::before, .folded-letter::after { transition-duration: 1.35s; }
.unfolded-message { transition: opacity .7s 1.05s; }
.letter-desk .open-prompt { transition: opacity .45s; }
.letter-desk.opened .open-prompt { opacity: 0; pointer-events: none; }
.letter-desk.opened.ready .open-prompt { opacity: 1; pointer-events: auto; }

/* 第一折以排版建立情绪，不再依赖装饰标签。 */
.fold-announcement {
  min-height: 100svh;
  padding: 9svh var(--page-gutter) 7svh;
  background: var(--warm-white);
}
.fold-announcement h2 { margin: 6svh 0 18px; font-size: clamp(40px, 10vw, 66px); }
.fold-announcement > time { color: var(--cinnabar); font-size: 13px; }
.announcement-copy { width: min(100%, var(--reading-width)); margin: 6svh auto 0; }
.announcement-copy p, .announcement-copy strong { font-size: clamp(16px, 2vw, 19px); line-height: 2; }
.announcement-copy strong { display: block; margin-top: 7svh; color: var(--mineral-green); font-weight: 500; }
.countdown { display: flex; justify-content: center; gap: clamp(18px, 6vw, 48px); margin: 6svh auto 0; }
.countdown span { display: grid; gap: 5px; min-width: 38px; text-align: center; }
.countdown strong { color: var(--cinnabar); font: 24px/1 var(--display); }
.countdown small { color: var(--mineral-green); font-size: 12px; }
.continue-link { margin-top: 6svh; border: 0; border-bottom: 1px solid var(--ochre-gold); border-radius: 0; }

/* 赴约图是一次安静的停顿，而不是地图或信息图。 */
.fold-journey { background: var(--xuan-paper); }
.journey-inner { padding-block: 6svh 5svh; }
.journey-copy { margin: 0; }
.journey-copy h2 { max-width: 9em; margin: 14px 0 16px; font-size: clamp(30px, 4.6vw, 46px); }
.journey-copy > p:last-child { font-size: 17px; line-height: 2; }
.convergence-route {
  position: relative;
  width: min(100%, 780px);
  margin: 3svh auto 3svh;
  padding: 0;
  background: transparent;
  box-shadow: none;
}
.convergence-route > header { width: min(100%, 28rem); margin-left: auto; text-align: left; }
.convergence-route h3 { margin-top: 18px; font-size: clamp(29px, 5vw, 44px); line-height: 1.45; }
.route-canvas {
  height: 230px;
  margin-top: 12px;
  overflow: hidden;
  background: transparent;
}
.route-canvas::before {
  content: "";
  position: absolute;
  inset: 8% 5%;
  border-top: 1px solid color-mix(in srgb, var(--ochre-gold) 12%, transparent);
  border-bottom: 1px solid color-mix(in srgb, var(--ochre-gold) 12%, transparent);
  pointer-events: none;
}
.route-lines { stroke-width: 1.1; }
.route-note { font-size: 15px; background: var(--xuan-paper); }
.note-one { left: 2%; top: 12%; }
.note-four { right: 2%; bottom: 5%; }
.route-destination {
  width: 112px;
  min-height: 112px;
  border: 0;
  border-radius: 50%;
  outline: 1px solid color-mix(in srgb, var(--cinnabar) 52%, transparent);
  outline-offset: 5px;
  background: var(--xuan-paper);
}
.route-destination::after {
  content: "";
  position: absolute;
  inset: 9px;
  border: 1px solid color-mix(in srgb, var(--cinnabar) 28%, transparent);
  border-radius: 50%;
}
.route-destination strong, .route-destination span, .route-destination time { position: relative; z-index: 1; }
.route-destination span { display: none; }
.route-destination time { font-size: 10px; }
.route-support { margin: 10px 0 0; color: var(--mineral-green); font-size: 14px; text-align: center; }
.route-closing { margin-top: 2svh; font-size: 17px; line-height: 1.9; }
.destination-block { padding-top: 3svh; border-top: 1px solid color-mix(in srgb, var(--ochre-gold) 48%, transparent); }
.destination-block > strong { font-size: clamp(26px, 4vw, 36px); }
.destination-block .venue-card {
  margin-top: 3svh;
  padding: clamp(22px, 3vw, 30px);
  border: 1px solid color-mix(in srgb, var(--ochre-gold) 55%, transparent);
  box-shadow: none;
  background: color-mix(in srgb, var(--paper-light) 92%, var(--warm-white));
}
.destination-block .venue-card h3 { margin: 0; color: var(--mineral-green); }
.destination-block .venue-card address { max-width: 25em; margin-top: 26px; line-height: 1.9; }
.destination-block .venue-card .card-actions { align-self: end; justify-content: flex-start; gap: 12px; }
.destination-block .venue-card .card-actions > * { flex: 0 0 auto; min-height: 44px; padding: 10px 16px; }
.venue-hall { margin: 8px 0 22px; color: var(--cinnabar); font-size: 16px; letter-spacing: .18em; }

/* 住宿是夹在长笺中的凭条，不再是另一套卡片模板。 */
.fold-stay { background: var(--paper-light); }
.stay-inner { padding-block: 14svh; }
.stay-inner h2 { max-width: 11em; font-size: clamp(32px, 6vw, 48px); }
.stay-inner > h3 { margin-top: 8svh; font-size: 21px; }
.stay-inner .section-lead { margin-top: 20px; font-size: 16px; line-height: 2; }
.stay-inner .side-picker { max-width: 700px; margin: 7svh 0 5svh; gap: 18px; }
.stay-inner .side-card {
  min-height: 142px;
  padding: 30px;
  border: 1px solid color-mix(in srgb, var(--ochre-gold) 72%, transparent);
  border-radius: 0;
  box-shadow: none;
}
.stay-inner .side-card strong { font-size: 28px; }
.stay-inner .side-card small { margin-top: 12px; font-size: 14px; }
.stay-inner .side-card:has(input:checked) { border-color: var(--mineral-green); }
.hotel-placeholder { border: 0; border-top: 1px solid color-mix(in srgb, var(--ochre-gold) 40%, transparent); color: var(--mineral-green); }
.hotel-card { border: 0; border-left: 2px solid var(--cinnabar); border-radius: 0; box-shadow: none; }

/* 仪式是全篇唯一的影像高潮。 */
.ceremony-moment {
  min-height: 110svh;
  grid-template-columns: minmax(0, 1.25fr) minmax(310px, .75fr);
  background: var(--warm-white);
}
.ceremony-photo { min-height: 110svh; }
.ceremony-photo::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent 72%, rgba(247,246,241,.55));
  pointer-events: none;
}
.ceremony-photo img { object-position: 50% 32%; }
.ceremony-glow { display: none; }
.ceremony-copy {
  position: relative;
  left: -8vw;
  align-self: center;
  width: min(38vw, 470px);
  padding: clamp(36px, 6vw, 70px);
  color: var(--ink);
  background: rgba(247,246,241,.94);
  box-shadow: 0 24px 60px rgba(38,40,36,.11);
}
.ceremony-copy h2 { margin: 6svh 0 4svh; color: var(--ink); font-size: clamp(38px, 6vw, 68px); line-height: 1.25; }
.ceremony-copy > strong { color: var(--cinnabar); font-size: 16px; }
.ceremony-copy p { font-size: 16px; line-height: 2; }
.ceremony-copy .fold-number { position: static; margin: 0; }
.meeting-lines { left: 63%; width: 110px; }
.meeting-lines i { background: var(--cinnabar); }
.meeting-lines b { color: var(--cinnabar); background: var(--paper-light); }

/* 留席笺依靠比例、留白和细节，不再模拟宴会场景道具。 */
.reserved-seat {
  min-height: 100svh;
  grid-template-columns: minmax(0, 1.08fr) minmax(300px, .92fr);
  background: linear-gradient(120deg, var(--xuan-paper), var(--linen-shadow));
}
.reserved-seat::before { left: 50%; opacity: .4; }
.seat-table {
  min-height: 720px;
  background:
    radial-gradient(circle at 12% 10%, var(--paper-light) 0 15%, transparent 15.2%),
    linear-gradient(135deg, rgba(247,246,241,.26), transparent 52%);
  box-shadow: none;
}
.seat-note-wrap { width: min(58%, 270px); transform: rotate(-1deg); }
.seat-note-face {
  gap: 24px;
  padding: 11%;
  border: 1px solid color-mix(in srgb, var(--ochre-gold) 55%, transparent);
  box-shadow: 0 18px 40px rgba(38,40,36,.1);
}
.seat-note-face::after { opacity: .018; }
.seat-note-front { grid-template-columns: .5fr 1.5fr; gap: 14px; }
.seat-note-front > strong { font-size: 20px; }
.seat-times { border-left-color: color-mix(in srgb, var(--cinnabar) 50%, transparent); gap: 12px; padding-left: 12px; }
.seat-times small { color: var(--mineral-green); font: 11px/1.5 var(--serif); }
.seat-times b { font-size: 13px; }
.seat-copy {
  align-self: center;
  width: min(100%, 470px);
  padding: clamp(32px, 7vw, 84px);
  text-align: left;
}
.seat-copy h2 { margin: 0 0 7svh; font-size: clamp(38px, 6vw, 64px); }
.seat-copy > p { max-width: 16em; font-size: 18px; line-height: 2; }
.seat-copy > small { margin-top: 7svh; font-size: 13px; }
.seat-intent { top: calc(100% + 16px); width: min(100%, 260px); font-size: 12px; line-height: 1.6; }
.attend-cta { bottom: 7%; border-radius: 0; }

/* 次要内容降低音量，让信息像长笺上的编排，而不是卡片目录。 */
.little-story {
  min-height: 92svh;
  grid-template-columns: minmax(300px, .78fr) minmax(0, 1.22fr);
  gap: clamp(40px, 8vw, 120px);
  padding: 13svh var(--page-gutter);
  background: var(--warm-white);
}
.story-copy { align-self: center; max-width: 31rem; padding: 0; }
.story-copy h2 { margin-bottom: 4svh; font-size: clamp(32px, 4.6vw, 46px); }
.story-copy p { font-size: 16px; line-height: 1.95; } .story-copy strong { font-size: 16px; line-height: 1.95; margin-top: 3svh; }
.story-copy strong { display: block; margin-top: 6svh; color: var(--mineral-green); font-weight: 500; }
.story-photos { grid-template-columns: 1.2fr .8fr; gap: 12px; }
.gallery-item { border: 0; box-shadow: none; }
.gallery-item:first-child { grid-row: span 2; }
/* 修复：拼贴里的图片必须填满各自网格轨道，避免把整页撑宽（超出页面）。 */
.story-photos .gallery-item { min-width: 0; width: 100%; max-width: 100%; }
.story-photos .gallery-item img { min-width: 0; }
.gallery-item.placeholder { background: linear-gradient(145deg, var(--xuan-paper), var(--linen-shadow)); }
.gallery-item.placeholder span::before, .gallery-item.placeholder span::after { opacity: .12; }
.program-fold, .practical-fold {
  padding: 13svh max(var(--page-gutter), calc((100vw - 920px) / 2));
  background: var(--xuan-paper);
}
.program-fold h2, .practical-fold h2 { margin: 0 0 8svh; font-size: clamp(28px, 4vw, 40px); }
.schedule article { border-color: color-mix(in srgb, var(--ochre-gold) 42%, transparent); }
.schedule time { color: var(--cinnabar); }
.schedule article { grid-template-columns: minmax(112px, 132px) minmax(0, 1fr); align-items: start; }
.schedule time { white-space: nowrap; font-size: clamp(13px, 1.5vw, 16px); line-height: 1.5; }
.schedule article > div { min-width: 0; }
.schedule article h3 { margin-top: 0; }
.practical-grid { gap: 0; border-top: 1px solid color-mix(in srgb, var(--ochre-gold) 50%, transparent); }
.practical-grid article { min-height: 180px; padding: 32px 24px; border: 0; border-bottom: 1px solid color-mix(in srgb, var(--ochre-gold) 50%, transparent); border-radius: 0; box-shadow: none; }

/* 回笺从深绿纸套中抽出，但表单始终属于同一张牙白纸。 */
.reply-scene {
  min-height: 125svh;
  padding: 14svh var(--page-gutter) 18svh;
  background: linear-gradient(180deg, var(--xuan-paper) 0 80%, var(--mineral-green) 80% 100%);
}
.reply-scene::before { top: 10svh; left: var(--page-gutter); right: var(--page-gutter); opacity: .55; }
.reply-heading { max-width: 680px; margin: 0 auto 8svh; text-align: left; }
.reply-heading .fold-number { position: static; margin-bottom: 7svh; }
.reply-request { margin: 0 0 16px; color: var(--cinnabar); font-size: 15px; letter-spacing: .18em; }
.reply-heading h2 { margin: 0 0 4svh; font-size: clamp(38px, 7vw, 64px); line-height: 1.35; }
.reply-heading > p:last-child { font-size: 16px; line-height: 2; }
.reply-sleeve { left: 0; right: 0; height: 20%; }
.reply-sleeve::before { clip-path: none; top: -18px; height: 20px; border-top: 1px solid rgba(247,246,241,.28); }
.reply-sleeve > span { top: 26%; right: max(var(--page-gutter), 7vw); }
.reply-sheet {
  width: min(100%, 780px);
  margin-inline: auto;
  padding: clamp(34px, 6vw, 64px);
  border: 0;
  box-shadow: 0 28px 65px rgba(38,40,36,.15);
}
.reply-sheet::before { inset: 18px; border-color: color-mix(in srgb, var(--ochre-gold) 25%, transparent); }
.reply-sheet .field input, .reply-sheet .field textarea { border-bottom-color: rgba(41,68,58,.35); border-radius: 0; }
.reply-sheet .choice-grid { gap: 8px; }
.reply-sheet .choice-grid span { border: 0; border-bottom: 1px solid rgba(41,68,58,.3); border-radius: 0; }
.reply-sheet .choice-grid input:checked + span { color: var(--paper-light); background: var(--mineral-green); }
.reply-sheet .side-picker { gap: 10px; }
.reply-sheet .side-card { border-radius: 0; box-shadow: none; }
.reply-sheet .primary-button { border-radius: 0; letter-spacing: .12em; }
.reply-sheet .reply-stamp { border-radius: 1px; }
.final-fold { background: var(--warm-white); }
.final-paper { box-shadow: none; }
.closing-emphasis { color: var(--cinnabar); font-weight: 500; }

@media (max-width: 767px) {
  body { font-size: 16px; }
  .chapter-progress { display: none !important; }
  main::after { left: 20px; }
  .fold { padding-right: var(--page-gutter); padding-left: 52px; }
  .fold-journey, .fold-stay, .reserved-seat { padding-inline: 0; }
  .section-inner { width: 100%; padding-right: var(--page-gutter); padding-left: 52px; }
  .fold-number { top: 26px; right: var(--page-gutter); }
  .folded-letter { width: min(76vw, 330px); }
  .unfolded-message { inset: 8% 7%; width: auto; height: 84%; padding: 12% 9%; }
  .unfolded-message small { font-size: 13px; }
  .unfolded-message strong { font-size: clamp(25px, 7.4vw, 32px); }
  .unfolded-message p { margin-top: 14px; font-size: 17px; }
  .unfolded-message b { font-size: clamp(25px, 7vw, 29px); }
  .folded-letter .envelope-address { grid-template-rows: 19% 31% 31% 19%; }
  .vertical-address h1 { align-self: center; }
  .recipient-columns { gap: 14px; }
  .recipient-columns b { font-size: clamp(18px, 5.3vw, 22px); }
  .vertical-address .letter-date { font-size: 10px; }
  .letter-signature span { font-size: 11px; }
  .fold-announcement { padding-right: var(--page-gutter); padding-left: 52px; }
  .fold-announcement h2 { margin-top: 11svh; font-size: clamp(42px, 13vw, 54px); }
  .name-lockup { width: 100%; }
  .announcement-copy { text-align: left; }
  .announcement-copy p, .announcement-copy strong { max-width: 22em; margin-inline: auto; }
  .countdown { gap: 16px; }
  .countdown strong { font-size: 21px; }
  .journey-inner { padding-block: 13svh; }
  .journey-copy h2 { font-size: 36px; }
  .convergence-route { margin-top: 11svh; }
  .convergence-route > header { margin-left: 0; }
  .route-canvas { height: 430px; margin-inline: calc(var(--page-gutter) * -.35); width: calc(100% + var(--page-gutter) * .7); }
  .route-note { min-width: 0; padding: 2px 4px; font-size: 14px; }
  .route-destination { width: 104px; min-height: 104px; }
  .route-destination strong { font-size: 14px; }
  .route-destination span { font-size: 13px; }
  .route-support { padding-inline: 12px; font-size: 14px; }
  .destination-block .venue-card {
    margin-top: 44px;
    padding: 30px 24px 26px;
  }
  .destination-block .venue-card > div:first-child { padding: 0; }
  .destination-block .venue-card address { margin-top: 24px; }
  .destination-block .venue-card .card-actions {
    display: grid;
    grid-template-columns: 1fr;
    width: 100%;
    margin-top: 28px;
  }
  .destination-block .venue-card .card-actions > * { width: 100%; }
  .stay-inner .side-picker { grid-template-columns: 1fr; }
  .stay-inner .side-card { width: 100%; min-height: 128px; margin: 0; }
  .ceremony-moment { min-height: auto; grid-template-columns: 1fr; padding-bottom: 12svh; }
  .ceremony-photo { min-height: 76svh; }
  .ceremony-photo::after { background: linear-gradient(180deg, transparent 68%, var(--paper-light)); }
  .ceremony-copy { left: auto; width: calc(100% - 52px - var(--page-gutter)); margin: -9svh var(--page-gutter) 0 52px; padding: 48px 26px 38px; }
  .ceremony-copy h2 { margin: 20px 0 4svh; font-size: clamp(36px, 10.8vw, 42px); }
  .ceremony-copy p { max-width: 22em; }
  .meeting-lines { display: none; }
  .reserved-seat { min-height: auto; grid-template-columns: 1fr; padding: 12svh 0; }
  .reserved-seat::before { left: var(--page-gutter); }
  .reserved-seat > .fold-number { right: var(--page-gutter); }
  .seat-table { min-height: 570px; order: 2; }
  .seat-note-wrap { width: min(66vw, 250px); }
  .seat-copy { order: 1; width: 100%; padding: 5svh var(--page-gutter) 9svh 52px; }
  .seat-copy h2 { font-size: 42px; }
  .seat-intent { width: 100%; font-size: 12px; }
  .little-story { min-height: auto; grid-template-columns: 1fr; gap: 9svh; padding: 13svh var(--page-gutter) 13svh 52px; }
  .story-copy { width: 100%; }
  .story-photos { width: 100%; grid-template-columns: 1.2fr .8fr; }
  .program-fold, .practical-fold { padding: 12svh var(--page-gutter) 12svh 52px; }
  .schedule article { grid-template-columns: 108px minmax(0, 1fr); gap: 16px; }
  .schedule time { font-size: 14px; letter-spacing: 0; }
  .schedule article h3 { font-size: 20px; }
  .schedule article p { grid-column: 2; font-size: 14px; line-height: 1.75; }
  .practical-grid { grid-template-columns: 1fr; }
  .practical-grid article { min-height: 0; padding-inline: 0; }
  .reply-scene { padding: 13svh var(--page-gutter) 17svh 52px; }
  .reply-heading { width: 100%; }
  .reply-heading h2 { font-size: 40px; }
  .reply-sheet { width: 100%; padding: 38px 20px; }
  .reply-sheet::before { inset: 9px; }
  .reply-sheet .choice-grid { grid-template-columns: 1fr; }
  .reply-sheet .side-summary { grid-template-columns: minmax(0, 1fr) auto; }
  .reply-sheet .side-summary span, .reply-sheet .side-summary small { overflow-wrap: anywhere; }
  .final-fold { padding-inline: 0; }
  .final-paper { width: 100%; padding-right: var(--page-gutter); padding-left: 52px; }
}

@media (max-width: 390px) {
  .schedule article { grid-template-columns: 98px minmax(0, 1fr); gap: 14px; }
  .schedule time { font-size: 13px; }
  .schedule article h3 { font-size: 19px; }
}

@media (prefers-reduced-motion: reduce) {
  .reveal-section { opacity: 1 !important; transform: none !important; }
  .seat-note, .folded-letter, .folded-letter::before, .folded-letter::after { transition: none !important; }
}

/* 古典题词过场：竖排繁体诗句 + 朱砂印（纯文字留白，替代水墨插图） */
.poem-plate {
  position: relative;
  display: grid;
  place-items: center;
  min-height: 78svh;
  padding: 12svh var(--page-gutter);
  background: var(--xuan-paper);
  overflow: hidden;
}
.poem-plate::before {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: max(18px, 3vw);
  width: 1px;
  background: var(--cinnabar);
  opacity: .4;
}
.poem-plate::after {
  content: "";
  position: absolute;
  inset: 10svh var(--page-gutter);
  border: 1px solid color-mix(in srgb, var(--ochre-gold) 34%, transparent);
  pointer-events: none;
}
.poem-plate .poem-text {
  writing-mode: vertical-rl;
  text-orientation: upright;
  font-family: var(--accent-serif);
  font-size: clamp(22px, 3.4vw, 42px);
  font-weight: 400;
  line-height: 2.1;
  letter-spacing: .32em;
  color: var(--ink);
  text-align: justify;
  max-height: 74svh;
}
.poem-plate .poem-seal {
  position: absolute;
  top: max(11svh, 54px);
  right: max(var(--page-gutter), 7vw);
  z-index: 2;
  display: grid;
  place-items: center;
  width: 44px;
  aspect-ratio: 1;
  color: var(--paper-light);
  background: var(--cinnabar);
  font-family: var(--accent-serif);
  font-size: 19px;
  letter-spacing: .04em;
  transform: rotate(3deg);
  box-shadow: 0 4px 12px color-mix(in srgb, var(--cinnabar) 20%, transparent);
}
@media (max-width: 767px) {
  .poem-plate { min-height: 64svh; padding: 12svh var(--page-gutter) 12svh 52px; }
  .poem-plate::after { inset: 8svh var(--page-gutter); }
  .poem-plate .poem-text { font-size: clamp(19px, 6vw, 26px); letter-spacing: .26em; }
  .poem-plate .poem-seal { top: 9svh; width: 38px; font-size: 16px; }
}

/* ===== 婚书信笺：羊皮纸纹理 ===== */
html, body { background-color: var(--xuan-paper); }
body {
  background-image:
    repeating-linear-gradient(105deg, rgba(120,88,50,.028) 0 1px, transparent 1px 7px),
    repeating-linear-gradient(93deg, rgba(255,251,240,.5) 0 1px, transparent 1px 6px),
    radial-gradient(120% 90% at 12% 8%, rgba(176,137,71,.05), transparent 60%);
}
main { background: var(--paper-light); }
main::after, main::before { opacity: .3; }

/* ===== 信件口吻：每页页首一句话 ===== */
.letter-voice {
  position: absolute;
  z-index: 4;
  top: clamp(30px, 6svh, 70px);
  left: var(--page-gutter);
  margin: 0;
  font-family: var(--accent-serif);
  font-size: clamp(13px, 1.8vw, 18px);
  letter-spacing: .34em;
  color: var(--cinnabar);
}
.letter-voice::before { content: "◈ "; letter-spacing: 0; opacity: .6; }

/* ===== 故事页婚纱主图 ===== */
.little-story { grid-template-columns: minmax(0, .92fr) minmax(0, 1.08fr); align-items: stretch; }
.story-copy { align-self: center; padding-left: 2.4rem; }
.story-hero { grid-column: 2; grid-row: 1; width: 100%; height: 100%; margin: 0; overflow: hidden; box-shadow: 0 16px 36px rgba(51,42,32,.16); }
.story-hero img { display: block; width: 100%; height: 100%; object-fit: cover; }
.little-story .story-photos { display: none !important; }

/* ===== 页面边框题跋：竖排小字诗句 ===== */
.little-story, .reserved-seat, .reply-scene, .final-fold { position: relative; }
.poem-note {
  position: absolute;
  z-index: 5;
  top: clamp(58px, 9svh, 108px);
  right: max(16px, 2.6vw);
  left: auto;
  transform: none;
  writing-mode: vertical-rl;
  text-orientation: upright;
  font-family: var(--accent-serif);
  font-size: clamp(14px, 1.8vw, 20px);
  letter-spacing: .34em;
  line-height: 1.85;
  color: var(--cinnabar);
  opacity: .92;
  background: color-mix(in srgb, var(--paper-light) 66%, transparent);
  padding: 8px 4px;
  pointer-events: none;
}
@media (max-width: 767px) {
  .letter-voice { left: 52px; font-size: 13px; letter-spacing: .22em; }
  .poem-note { top: 10px; right: 6px; font-size: 10px; line-height: 1.45; letter-spacing: .16em; padding: 4px 2px; }
  .little-story { grid-template-columns: 1fr; } .story-hero { grid-column: 1; grid-row: 1; order: 1; } .story-copy { order: 2; padding-left: 0; }
}

/* ===== 仪式一句（并入当日页） ===== */
.ceremony-note { max-width: 30em; margin: 0 0 2svh; font-size: 16px; line-height: 2; color: var(--ink); }

/* ===== 统一“一屏一页” ===== */
.fold, .little-story, .program-fold, .practical-fold, .reply-scene, .final-fold { min-height: 100svh; }

/* ===== 轻翻页/纸面展开（读信） ===== */
.reveal-section {
  transform: perspective(1400px) translateY(30px) rotateX(-4deg);
  transform-origin: top center;
  opacity: 0;
  transition: opacity .7s cubic-bezier(.2,.7,.2,1), transform .95s cubic-bezier(.2,.7,.2,1);
}
.reveal-section.visible { opacity: 1; transform: none; }

/* ===== 回信表单：内部滚动，整页一屏 ===== */
.reply-scene { min-height: 100svh; padding: 9svh var(--page-gutter) 9svh; }
.reply-sheet { max-height: calc(100svh - 22svh); overflow-y: auto; }
.reply-sheet::-webkit-scrollbar { width: 6px; }
.reply-sheet::-webkit-scrollbar-thumb { background: var(--ochre-gold); border-radius: 3px; }
.reply-sheet, .reply-sheet .field, .reply-sheet .field label, .reply-sheet .field legend,
.reply-sheet .choice-grid span, .reply-sheet .side-card, .reply-sheet .side-summary,
.reply-sheet .primary-button { font-family: var(--serif); }
.reply-sheet .side-summary span, .reply-sheet .side-summary small { white-space: nowrap; }
.reply-sheet .side-summary span { font-size: 16px; }
.reply-sheet .side-summary small { font-size: 13px; }

/* ===== 赴约页：路线图更小，目的地信息并入（隐藏冗余表头，只留卡片） ===== */
.journey-inner { padding-block: 5svh 4svh; }
.convergence-route { margin: 2svh auto 2svh; }
.route-canvas { height: 200px; margin-top: 10px; }
.route-closing { margin-top: 1svh; }
.destination-block .eyebrow, .destination-block > strong, .destination-block > time { display: none; }
.destination-block { padding-top: 2svh; border-top: 0; }
.destination-block .venue-card { margin-top: 2svh; padding: clamp(20px, 2.6vw, 28px); }

.announce-top { display: grid; justify-items: center; gap: 1.4svh; }
.announce-top h2 { margin: 0 !important; }
.announce-top time { color: var(--cinnabar); font: 12px var(--mono); letter-spacing: .28em; }
.module-label { font-family: var(--accent-serif); color: var(--mineral-green); letter-spacing: .18em; }

/* 姓名之间的囍（原为横线） */
.name-lockup i { display: inline-block; width: auto; height: auto; background: none; color: var(--cinnabar); font-family: var(--accent-serif); font-size: clamp(18px, 2.6vw, 30px); line-height: 1; transform: none; }

/* 图1 紧凑：精简后的 announcement-copy */
.fold-announcement .announcement-copy { margin-top: 5svh; }
.announcement-copy p, .announcement-copy strong { font-size: clamp(15px, 1.9vw, 18px); line-height: 1.95; }
.announcement-copy strong { display: block; margin-top: 2.6svh; color: var(--mineral-green); font-weight: 500; }

/* ===== 真·红双喜印（方形朱泥印） ===== */
.cinnabar-seal {
  width: 48px;
  border-radius: 2px;
  background:
    radial-gradient(130% 130% at 28% 20%, rgba(255,242,224,.36), transparent 46%),
    linear-gradient(135deg, #B23A2F, var(--cinnabar) 55%, #8F2E26);
  box-shadow: 0 3px 8px rgba(96,26,18,.32), inset 0 0 5px rgba(60,10,5,.32);
}
.cinnabar-seal::before {
  content: "";
  position: absolute;
  inset: 4px;
  border: 1px solid rgba(252,244,230,.55);
  border-radius: 1px;
}
.cinnabar-seal span {
  font-family: "Songti SC", "STSong", "SimSun", "Noto Serif SC", serif;
  font-weight: 700;
  font-size: 27px;
  line-height: 1;
  letter-spacing: 0;
  color: #FDF6E8;
}
.name-lockup i { font-family: "Songti SC", "STSong", "SimSun", "Noto Serif SC", serif; font-weight: 700; }

/* ===== 正文读信页：暖宣纸底 + 红标题/红诗 + 墨正文 ===== */
.journey-copy h2, .seat-copy h2, .story-copy h2, .program-fold h2,
.practical-fold h2, .reply-heading h2, .stay-inner h2 { color: var(--cinnabar); }
.letter-voice { color: var(--cinnabar); }
@media (min-width: 768px) {
  /* 「关于我们」页右侧是照片，诗跋移到左下留白，避免压图 */
  .little-story .poem-note { top: auto; bottom: 1.5svh; left: max(20px, 3vw); right: auto; font-size: 14px; line-height: 1.7; }
}

/* ===== 结尾落款：新郎 张敏 / 囍 / 新娘 张艺杰（三行） ===== */
.final-names { display: flex; flex-direction: column; align-items: center; gap: 2.2svh; }
.final-names span { font: clamp(34px, 5.6vw, 58px)/1.1 var(--display); color: var(--ink); font-weight: 400; }
.final-names i { font: clamp(22px, 3.4vw, 38px)/1 var(--accent-serif); font-style: normal; color: var(--cinnabar); }

/* ① 诗跋去背景色块（全文统一，不再有独立底色） */
.poem-note { background: none; padding: 0; }
/* ② 结尾去掉中间那根横线 */
.final-paper:after { display: none; }
/* ③ 身份卡片：描金框（外金边 + 内细金线） */
.side-card { border: 1px solid var(--ochre-gold); border-radius: 2px; background: var(--paper-light); }
.side-card:before { content: ""; position: absolute; inset: 5px; border: 1px solid color-mix(in srgb, var(--ochre-gold) 40%, transparent); border-radius: 1px; pointer-events: none; }
.reply-sheet .side-card, .stay-inner .side-card { border-color: var(--ochre-gold); }
/* ④ 三行落款：字号/字距再调（更精致、稍小） */
.final-names { gap: 2svh; }
.final-names span { font: clamp(28px, 4.6vw, 46px)/1.15 var(--display); letter-spacing: .12em; }
.final-names i { font: clamp(20px, 3vw, 34px)/1 var(--accent-serif); letter-spacing: .12em; }

/* ===== 每页统一一屏（压缩内容过高的页面） ===== */
/* 赴约 */
.route-canvas { height: 150px; margin-top: 10px; }
.journey-copy h2 { margin: 12px 0 14px; font-size: clamp(28px, 4.2vw, 42px); }
.convergence-route h3 { margin-top: 12px; font-size: clamp(26px, 4vw, 38px); }
.route-closing { margin-top: 1svh; }
.route-support { margin-top: 8px; }
.destination-block .venue-card { padding: clamp(18px, 2.4vw, 24px); }
/* 抵达 */
.stay-inner { padding-block: 9svh; }
.stay-inner h2 { font-size: clamp(28px, 5vw, 40px); }
.stay-inner .side-card { min-height: 126px; padding: 24px; }
.stay-inner .side-picker { margin: 5svh 0 4svh; }
/* 赴约小笺 */
.practical-fold { padding: 9svh max(var(--page-gutter), calc((100vw - 920px) / 2)); }
.practical-grid article { min-height: 150px; padding: 26px; }
/* 回信 */
.reply-scene { padding: 7svh var(--page-gutter) 8svh; }
.reply-heading { margin-bottom: 4svh; }
.reply-heading h2 { margin: 10px 0; font-size: clamp(32px, 5.5vw, 50px); }
.reply-sheet { max-height: calc(100svh - 26svh); }
/* 结尾 */
.final-paper { padding: 8svh 7vw; }
.final-paper p { font-size: 17px; line-height: 1.9; }

/* 压缩第二轮：赴约/回信/结尾 再压到一屏 */
.journey-inner { padding-block: 5svh 4svh; }
.convergence-route { margin: 1svh auto; }
.route-canvas { height: 118px; margin-top: 8px; }
.convergence-route > header { max-width: 26rem; }
.route-support { font-size: 13px; margin-top: 6px; }
.route-closing { font-size: 16px; margin-top: 0; }
.destination-block > strong { font-size: clamp(24px, 3.6vw, 32px); }
.destination-block .venue-card { margin-top: 2svh; padding: 16px 22px; }
.destination-block .venue-card h3 { font-size: 21px; margin: 0; }
.destination-block .venue-card address { margin-top: 14px; line-height: 1.7; }

.reply-scene { padding: 6svh var(--page-gutter) 6svh; }
.reply-heading h2 { font-size: clamp(30px, 5vw, 46px); }
.reply-heading p { font-size: 15px; line-height: 1.8; }
.reply-request { margin-bottom: 8px; }
.reply-sheet { max-height: calc(100svh - 32svh); padding: clamp(24px, 4vw, 36px); }

.final-paper { padding: 6svh 6vw; }
.final-paper p { font-size: 16px; line-height: 1.85; }
.final-names span { font: clamp(24px, 4vw, 40px)/1.15 var(--display); }
.final-paper time { margin-top: 4svh; }
.reply-scene > .fold-number { position: absolute; top: clamp(24px, 5vw, 52px); right: var(--page-gutter); left: auto; }
.reply-scene .reply-heading { margin-top: 5svh; }

/* 赴约小笺（并入03赴约）：紧凑三联 */
.practical-note { margin-top: 4svh; }
.practical-note .module-label { margin-bottom: 12px; }
.practical-note .practical-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; background: none; border-top: 0; }
.practical-note .practical-grid article { padding: 20px; background: var(--paper-light); border: 1px solid color-mix(in srgb, var(--ochre-gold) 40%, transparent); min-height: 0; }
.practical-note .practical-grid span { font: 10px var(--mono); color: var(--cinnabar); }
.practical-note .practical-grid h3 { font-size: 20px; font-weight: 400; margin: 8px 0 6px; color: var(--ink); }
.practical-note .practical-grid p { font-size: 14px; line-height: 1.7; }
@media (max-width: 767px) { .practical-note .practical-grid { grid-template-columns: 1fr; } }

/* 01 展信：压缩到一屏 */
.fold-announcement { padding-top: 7svh; padding-bottom: 5svh; }
.fold-announcement .announce-top { gap: 1svh; }
.fold-announcement h2 { margin: 3svh 0 12px; font-size: clamp(38px, 9vw, 60px); }
.fold-announcement .announcement-copy { margin-top: 4svh; }
.fold-announcement .announcement-copy strong { margin-top: 2svh; }
.fold-announcement .countdown { margin-top: 5svh; }
.fold-announcement .continue-link { margin-top: 4svh; }
/* 赴约页继续压缩（含并回的小笺） */
.journey-inner { padding-block: 4svh 3svh; }
.convergence-route { margin: 0 auto; }
.route-canvas { height: 96px; margin-top: 6px; }
.convergence-route h3 { margin-top: 8px; font-size: clamp(24px, 3.6vw, 34px); }
.route-support, .route-note { font-size: 12px; }
.route-closing { font-size: 15px; }
.destination-block > strong { margin-top: 0; }
.destination-block .venue-card { margin-top: 2svh; padding: 14px 18px; }
.destination-block .venue-card h3 { font-size: 20px; }
.practical-note { margin-top: 2svh; }
.practical-note .practical-grid { gap: 8px; }
.practical-note .practical-grid article { padding: 14px; }
.practical-note .practical-grid h3 { font-size: 18px; margin: 6px 0 4px; }
.practical-note .practical-grid p { font-size: 13px; }
/* 印章感强化：方形朱泥、双层细框、内圈刻字、微斜 */
.cinnabar-seal { border-radius: 1px; box-shadow: 0 3px 8px rgba(96,26,18,.4), inset 0 0 6px rgba(40,6,3,.5); transform: rotate(-2deg); }
.cinnabar-seal:before { inset: 3px; border: 1px solid rgba(252,244,230,.6); border-radius: 0px; }
.cinnabar-seal span { text-shadow: 0 1px 1px rgba(60,8,4,.5); }

/* ===== 2 屏子页：初见/相守 、 赴约①/② ===== */
.story-hero.small { max-width: 56%; justify-self: end; align-self: center; margin: 0; }
.story-hero.small img { height: 48svh; object-fit: cover; }
.story-second .story-copy { padding-left: 2.6rem; }
.journey-second { background: var(--xuan-paper); }
.journey-second .journey-inner { padding-block: 6svh 5svh; }
.journey-second .destination-block { padding-top: 3svh; margin-top: 0; }
.journey-second .practical-note { margin-top: 3svh; }

/* 相守页：图更小、收紧，压到 900 */
.story-second .story-hero { height: 100%; }
.story-second .story-hero img { height: 54svh; }
.story-second .story-copy p { margin: 0; }
.story-second .story-copy strong { margin-top: 2.6svh; }
/* 入席①：压 table-scene */
.seat-table { min-height: 540px; }
.reserved-seat { min-height: 100svh; }
.reserved-seat .seat-copy { padding: clamp(28px, 5vw, 60px); }
/* 尾声：收紧 */
.final-paper { padding: 5svh 6vw; }
.final-paper p { font-size: 15px; line-height: 1.8; }
.final-names span { font: clamp(22px, 3.6vw, 36px)/1.15 var(--display); }
.final-names { gap: 1.6svh; }
.final-paper time { margin-top: 3svh; }
/* 尾声再压到 900 */
.final-paper { padding: 3svh 5vw; }
.final-paper .module-label { margin-bottom: 6px; }
.final-paper p { margin: 0.5svh 0; }
.final-names { margin: 1svh 0; gap: 1.4svh; }
.final-paper time { margin-top: 2svh; }
.final-paper > strong { margin: 3svh 0 4svh; }

/* 抵达：压到 900 */
.stay-inner { padding-block: 6svh; }
.stay-inner > h3 { margin-top: 4svh; }
.stay-inner .section-lead { margin-top: 12px; }
.stay-inner .side-picker { margin: 3svh 0 3svh; }
.stay-inner .side-card { min-height: 112px; padding: 20px; }
.stay-inner h2 { font-size: clamp(26px, 4.5vw, 38px); }
/* 回信：压到 900 */
.reply-scene { padding: 4svh var(--page-gutter) 5svh; }
.reply-scene .reply-heading { margin-top: 3svh; margin-bottom: 2svh; }
.reply-heading h2 { margin: 8px 0; font-size: clamp(28px, 4.5vw, 42px); }
.reply-heading p { font-size: 14px; }
.reply-sheet { max-height: calc(100svh - 40svh); }
/* SVG 印章：按钮透明,由 SVG 呈现印面 */
.cinnabar-seal { background: none; border: 0; box-shadow: 0 3px 8px rgba(96,26,18,.4); }
.cinnabar-seal:before { display: none; }
.cinnabar-seal .seal-svg { width: 100%; height: 100%; display: block; }

/* 叠纸动画：启封后信纸抽出并展开 */
.unfolded-message { transform: translateY(42%) scaleY(.4); transform-origin: top center; opacity: 0; transition: transform 1.05s cubic-bezier(.2,.7,.2,1) .95s, opacity .5s .95s; }
.opened .unfolded-message { transform: translateY(0) scaleY(1); opacity: 1; }
/* 结尾囍 -> 朱砂红 */
.final-paper .final-names i { color: var(--cinnabar); }
/* 抵达：两个选项压缩 */
.stay-inner .side-card { min-height: 96px; padding: 16px; }
.stay-inner .side-card strong { font-size: 24px; }
.stay-inner .side-card small { margin-top: 8px; font-size: 13px; }
.life-photos { grid-column: 2; grid-row: 1; display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 8px; align-self: center; }
.life-photos img { width: 100%; aspect-ratio: 3/4; object-fit: cover; object-position: center 40%; box-shadow: 0 8px 20px rgba(51,42,32,.14); }
@media (max-width: 767px) { .life-photos { grid-template-columns: 1fr 1fr; } .life-photos img:nth-child(3) { grid-column: 1 / -1; } }
@media (max-width: 767px) {
  .little-story { grid-template-columns: 1fr !important; }
  .story-copy { order: 1; }
  .life-photos { grid-column: 1 / -1 !important; order: 2; margin-top: 3svh; }
}
.side-card .side-name { display: flex; align-items: baseline; gap: 8px; }
.side-card .side-name small { font-size: 12px; font-weight: 400; color: var(--ink); opacity: .78; }
.side-card:has(input:checked) .side-name small { color: var(--paper-light); opacity: .9; }
/* == 0a 每屏长宽一致：压缩过高页 == */
/* 赴约 */
.convergence-route { margin: 1svh auto; }
.route-canvas { height: 150px; }
.route-support, .route-note { font-size: 12px; margin-top: 4px; }
.route-closing { font-size: 15px; margin-top: 0; }
.destination-block { margin-top: 1svh; padding-top: 2svh; }
.destination-block .venue-card { padding: 16px 20px; }
.destination-block .venue-card h3 { font-size: 20px; margin: 0; }
.destination-block .venue-card address { margin-top: 10px; }
.story-photos .life-photos img { height: auto; }
/* 手机统一一屏 */
@media (max-width: 767px) {
  .life-photos img { aspect-ratio: 1/1; }
  .journey-inner, .stay-inner { padding-block: 4svh; }
  .route-canvas { height: 120px; }
  .seat-table { min-height: 460px; }
  .program-fold { padding-block: 8svh; }
  .schedule { margin: 4svh 0; }
  .schedule article { padding: 16px 12px; }
  .story-second .story-hero img { height: 44svh; }
  .final-paper { padding: 4svh 6vw; }
}
/* 赴约再压到一屏（路线+目的地同屏） */
.journey-copy h2 { margin: 12px 0 10px; font-size: clamp(26px, 3.8vw, 38px); }
.convergence-route { margin: 0 auto; }
.convergence-route h3 { margin-top: 6px; text-align: center; }
.route-canvas { height: 100px; margin-top: 6px; }
.route-support { margin-top: 6px; }
.destination-block > strong { font-size: clamp(22px, 3.2vw, 30px); }
.destination-block .venue-card { padding: 12px 16px; margin-top: 1svh; }
.destination-block .venue-card address { margin-top: 6px; line-height: 1.6; }
@media (max-width: 767px) { .route-canvas { height: 90px; } .destination-block .venue-card .card-actions > * { min-height: 38px; } }

/* ===== 手机端：每张信页至少一屏，内容更高时自然撑开，绝不裁切 ===== */
@media (max-width: 767px) {
  main > .fold,
  main > .reply-scene,
  main > .final-fold {
    box-sizing: border-box;
    min-height: 100svh;   /* 至少占满一屏，保留“一章一页”的观感 */
    height: auto;         /* 内容超过一屏时随内容长高——任何屏高都不裁切 */
    overflow: visible;    /* 绝不用固定高度 + overflow:hidden 裁掉内容 */
    border-top: 2px double color-mix(in srgb, var(--ochre-gold) 72%, var(--ink));
    box-shadow: inset 0 3px 0 rgba(252,250,244,.72), inset 0 -1px 0 rgba(51,42,32,.16);
  }

  /* 02 初见：三张随手夹入信中的拍立得，与文案同屏。 */
  #story { display: flex; flex-direction: column; justify-content: center; gap: 18px; padding: 74px 30px 34px 52px; }
  #story .story-copy { order: 1; align-self: auto; padding: 0; }
  #story .story-copy h2 { margin: 0 0 8px; font-size: 30px; }
  #story .story-copy p { margin: 0; font-size: 15px; line-height: 1.75; }
  #story .life-photos { position: relative; order: 2; display: block; width: 100%; height: 260px; margin: 0; }
  #story .life-photos img { position: absolute; box-sizing: border-box; width: 29%; height: 218px; padding: 5px 5px 17px; background: var(--paper-light); border: 1px solid rgba(173,149,101,.38); box-shadow: 0 9px 18px rgba(51,42,32,.16); object-fit: cover; }
  #story .life-photos img:nth-child(1) { left: 1%; top: 15px; object-position: center 34%; transform: rotate(-6deg); }
  #story .life-photos img:nth-child(2) { left: 35%; top: 0; object-position: center 42%; transform: rotate(2deg); }
  #story .life-photos img:nth-child(3) { right: 1%; top: 18px; object-position: center 38%; transform: rotate(6deg); }

  /* 03 赴约：去除冗余标题后，场地卡缩为一张小笺。 */
  .fold-journey { padding-inline: 28px; }
  .journey-inner { padding: 70px 0 26px; }
  .journey-copy .eyebrow, .convergence-route > header { margin: 0; }
  .journey-copy h2 { margin: 6px 0; font-size: 29px; }
  .journey-copy > p:last-child { margin: 0; font-size: 14px; line-height: 1.65; }
  .route-canvas { height: 108px; }
  .route-support, .route-closing { margin: 4px 0; font-size: 13px; }
  .destination-block .venue-card { padding: 11px 12px; }
  .destination-block .venue-card h3 { font-size: 18px; }
  .destination-block .venue-card p, .destination-block .venue-card address { margin: 4px 0; font-size: 12px; line-height: 1.5; }
  .destination-block .venue-card .card-actions { display: flex; gap: 7px; margin-top: 8px; }
  .destination-block .venue-card .card-actions > * { width: auto; min-height: 34px; padding: 8px 10px; font-size: 12px; }

  /* 04 抵达：身份卡只保留姓名和同行说明，酒店在选后呈现。 */
  .stay-inner { padding: 75px 28px 26px 52px; }
  .stay-inner > h3 { margin: 8px 0 0; font-size: 18px; }
  .stay-inner .section-lead { margin: 8px 0; font-size: 13px; line-height: 1.55; }
  .stay-inner .side-picker { gap: 9px; margin: 18px 0; }
  .stay-inner .side-card { min-height: 66px; padding: 12px 15px; }
  .stay-inner .side-card:before { inset: 4px; }
  .stay-inner .side-card strong { font-size: 20px; }
  .stay-inner .side-card small { margin-top: 4px; font-size: 11px; }
  .stay-inner .hotel-placeholder, .stay-inner .hotel-card { padding: 13px; font-size: 12px; }

  /* 06 回信：一行一项；身份选择后收为确认笺，可随时改回。 */
  .reply-scene { grid-template-columns: 1fr; align-content: start; gap: 12px; padding: 64px 18px 26px 52px; }
  .reply-scene .reply-heading { margin: 0; }
  .reply-heading h2 { margin: 4px 0; font-size: 30px; }
  .reply-heading p { margin: 0; font-size: 13px; line-height: 1.55; }
  .reply-sheet { max-height: none; overflow: visible; padding: 20px 16px 22px; }
  .reply-sheet::before { inset: 7px; }
  #rsvpFields { grid-template-columns: 1fr; gap: 15px; }
  .reply-sheet .field, .reply-sheet .conditional-fields { gap: 7px; }
  .reply-sheet .field label, .reply-sheet .field legend { font-size: 13px; }
  .reply-sheet .field input, .reply-sheet .field textarea { min-height: 38px; padding: 7px 3px; font-size: 14px; }
  .reply-sheet .field textarea { min-height: 62px; }
  .reply-sheet .side-picker { grid-template-columns: 1fr 1fr; gap: 9px; margin: 0; }
  .reply-sheet .side-card { min-height: 66px; padding: 9px 8px; }
  .reply-sheet .side-card strong { font-size: 17px; }
  .reply-sheet .side-card .side-name { align-items: center; gap: 4px; white-space: nowrap; }
  .reply-sheet .side-card small { margin-top: 0; font-size: 8px; white-space: nowrap; }
  .reply-sheet .side-summary { margin: 0; padding: 10px 0; }
  .reply-sheet .side-summary span { font-size: 14px; }
  .reply-sheet .side-summary small { font-size: 11px; }
  .reply-sheet .side-summary { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 3px 8px; }
  .reply-sheet .side-summary span, .reply-sheet .side-summary small { white-space: normal; }
  .reply-sheet .side-summary span, .reply-sheet .side-summary small { grid-column: 1; min-width: 0; overflow-wrap: anywhere; }
  .reply-sheet .side-summary button { grid-column: 2; grid-row: 1 / 3; min-height: 36px; }
  .reply-sheet .choice-grid { grid-template-columns: 1fr 1fr; gap: 7px; }
  .reply-sheet .choice-grid span { min-height: 38px; padding: 9px 8px; font-size: 13px; }
  .reply-sheet .conditional-fields { grid-template-columns: 1fr; }
  .reply-sheet .primary-button { min-height: 44px; margin: 20px auto 0; font-size: 14px; }

  /* 01 姓名：窄屏保持成对横排，按可用宽度缩放，绝不拆成竖排。 */
  .fold-announcement .name-lockup { gap: clamp(8px, 2.8vw, 14px); font-size: clamp(36px, 12vw, 48px); white-space: nowrap; }
  .fold-announcement .name-lockup > span { display: inline-block; white-space: nowrap; }
  .fold-announcement .name-lockup i { flex: 0 0 auto; font-size: clamp(18px, 5vw, 23px); }

  /* 02 初见：中间主照加大、两侧保留完整人物；以高低错落替代遮脸的重叠。 */
  #story { justify-content: flex-start; padding-top: 154px; }
  #story .life-photos { height: 300px; }
  #story .life-photos img { height: 244px; transform: none; }
  #story .life-photos img:nth-child(1) { left: 0; top: 24px; width: 24%; object-position: center 34%; }
  #story .life-photos img:nth-child(2) { left: 30%; top: 0; width: 40%; height: 280px; object-position: center 42%; }
  #story .life-photos img:nth-child(3) { right: 0; top: 24px; width: 24%; object-position: center 38%; }

  /* 全站正文节奏：手机端统一字号与段落留白，避免不同章节忽松忽紧。 */
  .fold .announcement-copy p, .fold .story-copy p, .fold .journey-copy > p:not(.eyebrow), .fold .seat-copy > p, .fold .stay-inner .section-lead, .final-fold .final-paper p { margin: 0; font-size: clamp(14px, 3.9vw, 16px); line-height: 1.8; }
  .fold .announcement-copy p + p, .fold .story-copy p + p, .fold .journey-copy > p:not(.eyebrow) + p, .fold .seat-copy > p + p, .final-fold .final-paper p + p { margin-top: 14px; }
  #story .story-copy p { font-size: clamp(14px, 3.9vw, 16px); line-height: 1.8; }
  .reserved-seat { padding-block: 52px 24px; }
  .story-copy h2, .journey-copy h2, .seat-copy h2, .stay-inner h2 { margin-bottom: 14px; }
  .section-lead, .ceremony-note { margin-block: 12px; }

  /* 06 回信：移除装饰线，表单控件保持同一尺寸和字级。 */
  .reply-scene::before, .reply-thread { display: none; }
  .reply-scene { --rsvp-control-height: 46px; }
  .reply-sheet { padding: 20px 16px 24px; }
  #rsvpFields { gap: 16px; }
  .reply-sheet .field, .reply-sheet .conditional-fields { gap: 8px; }
  .reply-sheet .field label, .reply-sheet .field legend { font-size: 14px; line-height: 1.5; }
  .reply-sheet .field em { font-size: 11px; }
  .reply-sheet .field input, .reply-sheet .field textarea { box-sizing: border-box; min-height: var(--rsvp-control-height); padding: 10px 4px; font-size: clamp(14px, 3.9vw, 15px); line-height: 1.45; }
  .reply-sheet .field input { height: var(--rsvp-control-height); }
  .reply-sheet .field textarea { min-height: 92px; }
  .reply-sheet .choice-grid, .reply-sheet .side-picker { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; }
  .reply-sheet .choice-grid label, .reply-sheet .side-card { min-width: 0; }
  .reply-sheet .choice-grid span { display: grid; height: var(--rsvp-control-height); min-height: var(--rsvp-control-height); padding: 9px 8px; place-items: center; font-size: clamp(13px, 3.7vw, 14px); line-height: 1.35; text-align: center; }
  .reply-sheet .side-card { box-sizing: border-box; min-height: 76px; padding: 9px 6px; }
  .reply-sheet .side-card .side-name { display: grid; gap: 3px; justify-items: center; white-space: normal; text-align: center; }
  .reply-sheet .side-card strong { font-size: 16px; line-height: 1.1; }
  .reply-sheet .side-card small { font-size: 10px; line-height: 1.25; white-space: normal; }
  .reply-sheet .conditional-fields { grid-template-columns: 1fr; }

  /* 05 日程：不再内部滚动，整段随内容长高、随整页滚动，节目单展开后可完整阅读。 */
  .program-fold { padding: 52px var(--page-gutter) 20px 52px; overflow: visible; }
  .program-fold .ceremony-note { margin: 0 0 8px; font-size: 13px; line-height: 1.55; }
  .program-fold .letter-voice { top: 18px; }
  .program-fold .module-label { margin: 0 0 4px; font-size: 12px; }
  .program-fold h2 { margin: 0 0 12px; font-size: 30px; }
  .program-fold .schedule { margin: 12px 0; }
  .program-fold .schedule article { grid-template-columns: 92px minmax(0, 1fr); gap: 10px; padding: 10px 0; }
  .program-fold .schedule article h3 { margin: 0; font-size: 18px; }
  .program-fold .schedule article p { margin: 5px 0 0; font-size: 12px; line-height: 1.45; }
  .program-fold .ceremony-flow { margin-bottom: 28px; }
  .program-fold .ceremony-flow[open] { padding-bottom: 18px; }
  .program-fold .ceremony-flow summary { position: static; min-height: 54px; padding: 16px 0; background: var(--paper-light); }

  /* 最后一轮手机排版收口：装订线留出阅读安全区，字段遵循同一信笺尺度。 */
  .fold-journey { padding-left: 52px; padding-right: 28px; }
  .reserved-seat .seat-copy { padding-left: 72px; padding-right: 28px; }

  #story { gap: 14px; padding-top: 132px; padding-bottom: 42px; }
  #story .life-photos { height: 360px; }
  #story .life-photos img { height: 282px; }
  #story .life-photos img:nth-child(1) { top: 42px; width: 25%; }
  #story .life-photos img:nth-child(2) { left: 29%; top: 8px; width: 42%; height: 324px; }
  #story .life-photos img:nth-child(3) { top: 42px; width: 25%; }

  .reply-sheet .field input { width: 100%; height: var(--rsvp-control-height); }
  .reply-sheet .side-summary {
    box-sizing: border-box;
    min-height: 64px;
    margin: 2px 0 0;
    padding: 9px 10px;
    border: 1px solid color-mix(in srgb, var(--ochre-gold) 54%, var(--linen-shadow));
    background: color-mix(in srgb, var(--paper) 54%, var(--paper-light));
    align-items: center;
  }
  .reply-sheet .side-summary button {
    min-width: 48px;
    min-height: 36px;
    padding: 6px 7px;
    font: inherit;
    font-size: 12px;
    white-space: nowrap;
  }
  .reply-sheet .side-summary span { line-height: 1.35; }
  .reply-sheet .side-summary small { line-height: 1.35; }

  /* 页码优先：诗跋退到其下方，并离右侧纸缘留出呼吸。 */
  .poem-note { top: 78px; right: 20px; }

  /* 03 赴约：利用上方留白，让路线说明、落款与地址卡不再相挤。 */
  .journey-inner { padding-top: 96px; padding-bottom: 8px; }
  .convergence-route { margin: 14px auto 16px; }
  .route-canvas { height: 124px; margin-top: 10px; }
  .route-support { margin-top: 10px; }
  .route-closing { margin: 9px 0 0; line-height: 1.7; }
  .destination-block .venue-card { margin-top: 14px; }

  /* 05 日程：摘要不是贴边的一条纸缝，而是一枚可轻触的小笺。 */
  .program-fold .ceremony-flow summary { padding: 16px 18px; }

  /* 06 回信：所有填写与选择控件共用边框、字级和高度。 */
  .reply-sheet .field input {
    border: 1px solid color-mix(in srgb, var(--ochre-gold) 54%, var(--linen-shadow));
    border-radius: 0;
    padding-inline: 10px;
    background: color-mix(in srgb, var(--paper) 42%, var(--paper-light));
  }
  .reply-sheet .choice-grid span {
    box-sizing: border-box;
    height: var(--rsvp-control-height);
    min-height: var(--rsvp-control-height);
    border: 1px solid color-mix(in srgb, var(--ochre-gold) 54%, var(--linen-shadow));
    background: color-mix(in srgb, var(--paper) 42%, var(--paper-light));
  }
  .reply-sheet .field > label, .reply-sheet .field > legend { min-height: 21px; }
}

/* 节目单摘要仍是一张小笺，但纸色在两端自然融入底纸。 */
.program-fold .ceremony-flow summary {
  background: linear-gradient(90deg,
    color-mix(in srgb, var(--paper-light) 0%, transparent) 0%,
    color-mix(in srgb, var(--paper-light) 68%, transparent) 11%,
    color-mix(in srgb, var(--paper-light) 88%, transparent) 22%,
    color-mix(in srgb, var(--paper-light) 88%, transparent) 78%,
    color-mix(in srgb, var(--paper-light) 68%, transparent) 89%,
    color-mix(in srgb, var(--paper-light) 0%, transparent) 100%);
}

/* ============================================================
   2026-08-30 迭代：手写艺术字 · 红底收尾 · 手机端一页一页
   ============================================================ */

/* 1) 两位新人的名字 + 「我们要结婚了」换成毛笔手写体（艺术字）。
   仅这几处用手写体，字库按需子集化，极小；其余正文不变。 */
:root { --hand: "Zhi Mang Xing", "Noto Serif SC", "Songti SC", serif; }
.fold-announcement .name-lockup > span,
.fold-announcement .announce-top h2,
.final-names > span {
  font-family: var(--hand);
  font-weight: 400;
}
.final-names > span { letter-spacing: .05em; line-height: 1.28; }
@media (max-width: 767px) {
  /* 开篇整块居中于屏幕：左右等距，名字不再偏右挤到右侧诗跋 */
  .fold-announcement { padding-left: var(--page-gutter); padding-right: var(--page-gutter); }
  /* 手写体（智芒星）本就秀气：名字再小一点、瘦一点，仍单行不换行 */
  .fold-announcement .name-lockup { font-size: clamp(30px, 8.6vw, 40px); gap: clamp(12px, 3.6vw, 18px); }
  .fold-announcement .name-lockup i { font-size: clamp(15px, 4vw, 20px); }
  .fold-announcement .announce-top h2 { font-size: clamp(26px, 7.4vw, 34px); letter-spacing: .08em; }
}

/* 2) 收尾「那么，九月二十八日见。」改为红底封缄，划到此即为结束。 */
.final-paper .closing-seal {
  display: block;
  width: fit-content;
  max-width: 100%;
  margin: 6svh auto 0;
  padding: 16px 30px;
  background: var(--cinnabar);
  color: var(--paper-light);
  font-weight: 400;
  letter-spacing: .1em;
  border-radius: 2px;
  box-shadow: 0 14px 32px color-mix(in srgb, var(--cinnabar) 26%, transparent);
}
@media (max-width: 767px) {
  .final-paper .closing-seal { margin-top: 5svh; padding: 14px 24px; font-size: clamp(16px, 4.4vw, 19px); }
}

/* 3) 手机端一页一页翻阅：就近吸附，短页正好一屏、长页仍可自由滚动，
   不再出现两个半页夹在一起。任何屏高都适用。 */
@media (max-width: 767px) {
  html { scroll-snap-type: y proximity; }
  #envelopeIntro,
  #invitation > section {
    scroll-snap-align: start;
    scroll-snap-stop: normal;
  }
}