/* BREAKTHROUGH AWARD 2026 — Personal Web Invitation（v2）
   Mobile First（390px が基準）→ 768px → 1440px。配色・書体・余白は実装指示 v2（../../spec-v2.md）。
   リズム：Hero（Dark）→ Letter（紺の縁に便箋）→ Award・Reunion（Dark）→ Info・Program（Ivory）→ RSVP・Closing（Dark）
   判断基準：「これは自分宛に届いた招待状を読んでいるか？」 */

:root {
  --navy: #07152d;
  --midnight: #020a18;
  --black-navy: #050a12;
  --gold: #c9a45c;
  --gold-light: #d8b66c;
  --gold-ink: #86672b;   /* 明るい地の上の小さな金文字（ivory 上で 4.5:1 以上） */
  --bronze: #8f6d2f;     /* 明るい地の上の大きな金（日付・見出し） */
  --champagne: #efe2c6;  /* 暗い地の上の見出し */
  --ivory: #f5f0e6;
  --warm: #faf8f3;
  --ink: #161616;
  --ink-soft: #4a4740;
  --on-dark: #ede7da;
  --on-dark-soft: rgb(237 231 218 / 0.76);
  --line-dark: rgb(201 164 92 / 0.42);
  --line-light: rgb(143 109 47 / 0.3);

  --f-en: "Cormorant Garamond", "Times New Roman", serif;
  --f-en-mix: "Cormorant Garamond", "Shippori Mincho", "Hiragino Mincho ProN", serif;
  --f-mincho: "Shippori Mincho", "Noto Serif JP", "Hiragino Mincho ProN", "Yu Mincho", serif;
  --f-sans: "Noto Sans JP", "Hiragino Sans", "Yu Gothic", sans-serif;
  --f-script: "Pinyon Script", "Snell Roundhand", cursive;

  --pad-x: clamp(20px, 6vw, 48px);
  --section-y: clamp(64px, 12vw, 168px); /* 2026-10-14：スマホは 88→64px（出欠までの距離を縮める） */
  --text-w: 760px;
  --wide-w: 1180px;
  --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
}

*, *::before, *::after { box-sizing: border-box; }
[hidden] { display: none !important; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--midnight);
  color: var(--ink);
  font-family: var(--f-sans);
  font-size: 15px;
  line-height: 1.9;
  letter-spacing: 0.04em;
  font-feature-settings: "palt", "lnum";
  -webkit-font-smoothing: antialiased;
  line-break: strict;
}
p, h1, h2, h3, dl, dd, ol, figure { margin: 0; }
h1, h2, h3 { font-weight: inherit; }
button { font: inherit; color: inherit; }
img { display: block; max-width: 100%; }
:focus-visible { outline: 2px solid var(--gold); outline-offset: 4px; }
/* 2026-10-17：① 閉じた招待状（表紙）→「招待状を開く」でその場で開く → ② 見開き →「詳細・参加申込みへ」→ ③ LP（当日の流れ以降） */
.is-invite #invitation > :not(.spread) { display: none; }
.spread:first-child { padding-top: clamp(56px, 5vw, 64px); } /* ページの頭：上の確認用表示に招待状が隠れないよう */
.program:focus, .reunion:focus, .rsvp:focus, .spread__page:focus { outline: none; } /* 導線から移ったとき、読み上げの位置だけ移す（枠は出さない） */

/* 閉じた招待状：表紙だけ。開くと表紙は消え、便箋と開催概要が出る */
.spread__book { perspective: 2400px; }
.spread .spread__cover { display: none; } /* 後ろの .hero より強く */
.spread.is-closed .spread__cover { display: flex; }
.spread.is-closed .spread__page { display: none; }
.spread__cover.hero {
  min-height: min(calc(100svh - 110px), 880px);
  padding: clamp(32px, 4.4vh, 48px) clamp(20px, 5vw, 48px) clamp(22px, 3vh, 32px);
  border: 1px solid var(--line-dark);
  box-shadow: 0 40px 80px -36px rgb(0 0 0 / 0.7);
  container-type: inline-size;
  transform-origin: left center; /* とじ目は左 */
  backface-visibility: hidden;
}
.spread__cover .hero__invite-en { font-size: clamp(30px, 11.5cqw, 58px); } /* 表紙の幅に合わせる */
.spread__cover .hero__title { font-size: clamp(20px, 5.6cqw, 30px); } /* PC の表紙ではイベント名を1行に */
/* 表紙が1画面に収まるよう、上下の間隔だけ詰める（文字の大きさは変えない） */
.spread__cover.hero { gap: 14px; }
.spread__cover .hero__top .ornament { margin: 10px auto; }
.spread__cover .hero__message { margin-top: 12px; }
.spread__cover .hero__bottom .ornament { margin: 10px auto 12px; }
.spread__cover .hero__open { gap: 10px; }
.spread__cover .hero__frame { inset: 12px; }
/* 2026-10-17「招待状の色に合わせる」：表紙も見開きと同じクリームの便箋・細い金の二重枠・濃い文字と金
   （.hero の紺地の指定より強くするため .spread を頭に付ける） */
.spread .spread__cover.hero {
  color: var(--ink);
  background-color: var(--warm);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 .45 0 0 0 0 .38 0 0 0 0 .24 0 0 0 .06 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  border: 0;
  box-shadow: 0 1px 2px rgb(7 21 45 / 0.05), 0 40px 80px -36px rgb(0 0 0 / 0.7);
}
.spread .spread__cover .hero__frame { inset: 10px; border: 1px solid rgb(201 164 92 / 0.8); }
.spread .spread__cover .hero__frame::before { inset: 4px; border-color: rgb(201 164 92 / 0.42); }
.spread .spread__cover .hero__top, .spread .spread__cover .hero__bottom { text-shadow: none; }
.spread .spread__cover .ornament { color: var(--gold-ink); }
.spread .spread__cover .logotype { color: var(--bronze); }
.spread .spread__cover .brand-sub { color: var(--ink-soft); }
.spread .spread__cover .hero__invite-en { color: var(--bronze); }
.spread .spread__cover .hero__invite-ja,
.spread .spread__cover .hero__to,
.spread .spread__cover .hero__title,
.spread .spread__cover .hero__message,
.spread .spread__cover .hero__time,
.spread .spread__cover .hero__venue { color: var(--ink); }
.spread .spread__cover .hero__series,
.spread .spread__cover .hero__time small { color: var(--ink-soft); }
.spread .spread__cover .hero__date { color: var(--bronze); }
.spread .spread__cover .hero__open { color: var(--gold-ink); }
/* 表紙に締めの言葉を足したぶん、1画面に収まるよう詰める（下向きの矢印は表紙では出さない。「招待状を開く」の下線で足りる） */
.spread .spread__cover .hero__chevron { display: none; }
.spread .spread__cover.hero { gap: 8px; }
.spread .spread__cover .hero__invite { gap: 10px; }
.spread .spread__cover .hero__bottom .ornament { margin: 8px auto 10px; }
/* 宛名が「共に挑戦してきた皆さまへ」（2行）になったので、表紙では少し小さく */
.spread .spread__cover .hero__to { font-size: clamp(19px, 5.4vw, 28px); line-height: 1.45; letter-spacing: 0.12em; }
.hero__motto { margin-bottom: 10px; font-family: var(--f-mincho); font-size: 15px; font-weight: 500; line-height: 1.8; letter-spacing: 0.14em; padding-left: 0.14em; }
.spread .spread__cover .hero__motto { color: var(--navy); }
/* 2026-10-18「押せるボタンか分からない」：見開きの「詳細・参加申込みへ」と同じ形のボタンに（濃紺の地・金の枠・矢印） */
.spread .spread__cover .hero__open { margin-top: 4px; padding: 0; }
.spread .spread__cover.hero { padding-bottom: 38px; } /* ボタンが下の金の枠に重ならないよう */
.spread .spread__cover .hero__open-label {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  min-height: 54px;
  padding: 0 34px;
  font-family: var(--f-mincho);
  font-size: 17px;
  font-weight: 500;
  letter-spacing: 0.2em;
  color: var(--warm);
  background: var(--navy);
  border: 1px solid var(--gold);
  border-radius: 2px;
  box-shadow: inset 0 0 0 3px var(--navy), inset 0 0 0 4px rgb(201 164 92 / 0.5), 0 12px 24px -14px rgb(11 26 63 / 0.7);
  transition: background 0.4s var(--ease);
}
.spread .spread__cover .hero__open-label::after { content: "→"; font-family: var(--f-en); font-size: 1.1em; letter-spacing: 0; transition: transform 0.4s var(--ease); }
.spread .spread__cover .hero__open:hover .hero__open-label { color: var(--warm); background: #102a57; box-shadow: inset 0 0 0 3px #102a57, inset 0 0 0 4px rgb(201 164 92 / 0.7), 0 12px 24px -14px rgb(11 26 63 / 0.7); }
.spread .spread__cover .hero__open:hover .hero__open-label::after { transform: translateX(3px); }
.spread .spread__cover .hero__chevron { border-color: var(--gold-ink); }
/* 背の低い PC 画面（ノートPC など）：表紙と「招待状を開く」が1画面に収まるよう、表紙の中だけ少し詰める */
@media (min-width: 960px) and (max-height: 860px) {
  .spread:first-child { padding-top: 48px; }
  .spread .spread__cover.hero { min-height: 0; gap: 8px; padding-top: 26px; padding-bottom: 18px; }
  .spread .spread__cover .hero__invite-en { font-size: clamp(36px, 6.4vh, 58px); }
  .spread .spread__cover .hero__invite { gap: 8px; }
  .spread .spread__cover .hero__to { font-size: 26px; margin-top: 4px; }
  .spread .spread__cover .hero__top .ornament { margin: 8px auto; }
  .spread .spread__cover .hero__message { margin-top: 8px; line-height: 1.75; }
  .spread .spread__cover .hero__date { font-size: 34px; }
  .spread .spread__cover .hero__invite-en { font-size: clamp(34px, 5.8vh, 58px); }
  .spread .spread__cover .hero__brand .brand-sub { display: none; } /* 低い画面だけ、BCC の下の小さな英字を省く */
  .spread .spread__cover .hero__message { line-height: 1.65; }
  .spread .spread__cover .hero__motto { margin-bottom: 6px; line-height: 1.65; }
  .spread .spread__cover.hero { padding-bottom: 34px; }
  .spread .spread__cover .hero__bottom .ornament { margin: 6px auto 8px; }
  .spread .spread__cover .hero__open-label { min-height: 48px; }
  .spread .spread__cover .hero__time, .spread .spread__cover .hero__venue { margin-top: 4px; }
  .spread .spread__cover .hero__bottom .ornament { margin: 8px auto 10px; }
}
/* めくる動き */
.spread.is-flipping .spread__cover { animation: cover-flip 0.55s cubic-bezier(0.55, 0, 0.8, 0.4) both; }
@keyframes cover-flip { to { transform: rotateY(-90deg); } }
.spread.is-landing .spread__page--letter { animation: unfold-in 0.7s var(--ease) both; }
@keyframes unfold-in { from { opacity: 0; transform: translateY(14px); } to { opacity: 1; transform: none; } }
@media (min-width: 960px) {
  /* 閉じているあいだは表紙（右ページの位置）が画面の中央に来るよう、本を左へ寄せておく */
  .spread__book { transition: transform 0.55s var(--ease); }
  .spread.is-closed .spread__book { transform: translateX(-25%); box-shadow: none; }
  .spread.is-closed.is-flipping .spread__book { transform: none; }
  .spread.is-closed .spread__cover { grid-column: 2; }
  /* めくれた表紙の裏が、そのまま左の便箋になって降りる */
  .spread.is-landing .spread__page--letter { transform-origin: right center; animation: page-land 0.6s cubic-bezier(0.2, 0.6, 0.3, 1) both; }
  @keyframes page-land { from { transform: rotateY(90deg); } to { transform: none; } }
}
.ph { display: inline-block; } /* 文節ごとに折り返す */

/* ---------- 読み込み中 ---------- */
.boot { min-height: 100svh; display: grid; place-items: center; background: var(--midnight); }
.boot .logotype { animation: breathe 1.6s var(--ease) infinite alternate; }
@keyframes breathe { from { opacity: 0.3; } to { opacity: 0.9; } }
#invitation.is-ready { animation: fade 1s var(--ease) both; }
@keyframes fade { from { opacity: 0; } to { opacity: 1; } }

/* ---------- 共通 ---------- */
.inner { width: 100%; max-width: var(--wide-w); margin: 0 auto; padding: 0 var(--pad-x); }
.narrow { max-width: calc(var(--text-w) + var(--pad-x) * 2); }
.eyebrow {
  font-family: var(--f-en);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.34em;
  padding-left: 0.34em;
  color: var(--gold);
}
.eyebrow--ink { color: var(--gold-ink); }
.eyebrow--lined { display: flex; align-items: center; justify-content: center; gap: 12px; padding-left: 0; font-size: 12px; letter-spacing: 0.24em; white-space: nowrap; }
.eyebrow--lined::before, .eyebrow--lined::after { content: ""; flex: 0 1 28px; height: 1px; background: currentColor; opacity: 0.7; }
.ornament { display: flex; align-items: center; justify-content: center; gap: 8px; margin: 20px auto; color: var(--gold); }
.ornament i { width: 44px; height: 1px; background: currentColor; opacity: 0.8; }
.ornament b { width: 5px; height: 5px; background: currentColor; transform: rotate(45deg); }
.letter .ornament, .info .ornament, .program .ornament { color: var(--gold-ink); }
.rule { display: block; width: 56px; height: 1px; margin: 22px auto; background: var(--gold); }
.rule--ink { background: var(--gold-ink); margin: 16px auto; }
.logotype {
  font-family: var(--f-en);
  font-weight: 500;
  font-size: 30px;
  line-height: 1;
  letter-spacing: 0.16em;
  padding-left: 0.16em;
  color: var(--gold-light);
}
.brand-sub {
  margin-top: 10px;
  font-family: var(--f-en);
  font-size: 10px;
  letter-spacing: 0.36em;
  padding-left: 0.36em;
  color: var(--on-dark-soft);
}
.sec-head { text-align: center; }
.sec-head__ja {
  margin-top: 4px;
  font-family: var(--f-mincho);
  font-size: clamp(30px, 8vw, 44px);
  font-weight: 500;
  line-height: 1.5;
  letter-spacing: 0.16em;
  padding-left: 0.16em;
  color: var(--ink);
}
.sec-head__ja--bronze { color: var(--bronze); letter-spacing: 0.24em; padding-left: 0.24em; }
.sec-head__sub { margin-top: 12px; font-family: var(--f-mincho); font-size: 13px; letter-spacing: 0.14em; color: var(--ink-soft); }
.sec-head__sub::before { content: "—　"; opacity: 0.6; }
.sec-head__sub::after { content: "　—"; opacity: 0.6; }

/* 章が現れる */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity 1.1s var(--ease), transform 1.1s var(--ease); }
.reveal.is-visible { opacity: 1; transform: none; }

/* ================= 01 Invitation Hero ================= */
.hero {
  position: relative;
  isolation: isolate;
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  padding: clamp(44px, 6.5vh, 76px) var(--pad-x) clamp(28px, 4.5vh, 52px);
  text-align: center;
  color: var(--on-dark);
  background: radial-gradient(110% 70% at 50% 34%, #10254d 0%, var(--navy) 46%, var(--midnight) 100%);
  overflow: hidden;
}
/* 表紙の写真。上は空に文字、下に日付とボタン、あいだに建物と庭が見える */
.hero__photo {
  position: absolute;
  inset: 0;
  z-index: -2;
  background: var(--hero-photo) center top / auto 115% no-repeat;
  animation: settle 2.6s var(--ease) both;
}
@keyframes settle { from { opacity: 0.3; transform: scale(1.06); } to { opacity: 1; transform: none; } }
.hero--photo::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(
    180deg,
    rgb(2 10 24 / 0.6) 0%,
    rgb(2 10 24 / 0.36) 34%,
    rgb(2 10 24 / 0) 52%,
    rgb(2 10 24 / 0.1) 68%,
    rgb(2 10 24 / 0.7) 86%,
    rgb(2 10 24 / 0.92) 100%
  );
}
.hero__art {
  position: absolute;
  left: 50%;
  bottom: 0;
  z-index: -1;
  width: max(150%, 620px);
  aspect-ratio: 941 / 286;
  transform: translateX(-50%);
  background: center bottom / contain no-repeat;
  opacity: 0.2;
  pointer-events: none;
}
.hero__frame { position: absolute; inset: 14px; border: 1px solid var(--line-dark); pointer-events: none; }
.hero__frame::before { content: ""; position: absolute; inset: 5px; border: 1px solid rgb(201 164 92 / 0.16); }
.hero--photo .hero__frame { display: none; }

.hero__top, .hero__bottom { display: flex; flex-direction: column; align-items: center; }
.hero--photo .hero__top, .hero--photo .hero__bottom { text-shadow: 0 2px 16px rgb(2 10 24 / 0.7); }
/* 2026-10-14 永井さん：BCC は控えめに。一番目立つのは SPECIAL INVITATION ＋「パーソナル招待状」 */
.hero__brand { opacity: 0.72; }
.hero__brand .logotype { font-size: 15px; letter-spacing: 0.3em; padding-left: 0.3em; }
.hero__brand .brand-sub { margin-top: 6px; font-size: 9px; color: var(--on-dark-soft); }
.hero__top .ornament { margin: 14px auto; }
.hero .eyebrow { font-size: 13px; letter-spacing: 0.4em; padding-left: 0.4em; color: var(--gold-light); }
/* 2026-10-14：表紙の主役は SPECIAL INVITATION（2行）。すぐ下に「パーソナル招待状」と宛名 */
.hero__invite { display: flex; flex-direction: column; align-items: center; gap: 14px; margin-top: 4px; }
.hero__invite-en {
  display: flex;
  flex-direction: column;
  align-items: center;
  font-family: var(--f-en);
  font-weight: 500;
  font-size: clamp(36px, 10.4vw, 78px); /* INVITATION が 360px に収まる */
  line-height: 1.02;
  letter-spacing: 0.08em;
  padding-left: 0.08em;
  color: var(--gold-light);
}
.hero__invite-ja { font-family: var(--f-mincho); font-size: clamp(16px, 4.4vw, 20px); font-weight: 500; letter-spacing: 0.5em; padding-left: 0.5em; color: #fff; }
.hero__to {
  margin-top: 10px;
  font-family: var(--f-mincho);
  font-size: clamp(24px, 6.6vw, 32px);
  font-weight: 500;
  line-height: 1.5;
  letter-spacing: 0.16em;
  padding-left: 0.16em;
  color: #fff;
}
.hero__to small, .letter__to small { font-size: 0.66em; margin-left: 0.4em; letter-spacing: 0.1em; }
/* イベント名は主役より控えめに（BCC年末総会 → BREAKTHROUGH AWARD 2026 の順は維持） */
.hero__series { font-family: var(--f-mincho); font-size: 13px; letter-spacing: 0.24em; padding-left: 0.24em; color: var(--on-dark); }
.hero__title {
  margin-top: 6px;
  font-family: var(--f-en);
  font-weight: 500;
  font-size: clamp(21px, 6vw, 34px);
  line-height: 1.2;
  letter-spacing: 0.1em;
  padding-left: 0.1em;
  color: var(--on-dark);
}
.hero__title span { display: block; }
.hero__message { margin-top: 16px; font-family: var(--f-mincho); font-size: clamp(14.5px, 4vw, 18px); line-height: 1.95; letter-spacing: 0.12em; color: #fff; }
/* 2026-10-13：日付と会場を少しだけ読みやすく（イベント名より目立たせない） */
.hero__date { font-family: var(--f-en); font-weight: 500; font-size: clamp(30px, 8.2vw, 46px); line-height: 1.1; letter-spacing: 0.05em; color: var(--gold-light); }
.hero__date small { margin-left: 0.35em; font-size: 0.6em; letter-spacing: 0.12em; }
.hero__time { margin-top: 8px; font-family: var(--f-en); font-weight: 500; font-size: clamp(18px, 5vw, 24px); letter-spacing: 0.08em; color: #fff; }
.hero__time small { font-family: var(--f-mincho); font-size: 0.62em; letter-spacing: 0.08em; color: var(--on-dark); }
.hero__venue { margin-top: 8px; font-family: var(--f-en); font-size: clamp(13.5px, 3.6vw, 15px); font-weight: 500; letter-spacing: 0.28em; padding-left: 0.28em; color: #fff; }
.hero__bottom .ornament { margin: 14px auto 16px; }
.hero__open {
  appearance: none;
  cursor: pointer;
  background: none;
  border: 0;
  padding: 4px 8px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
  color: var(--gold-light);
}
.hero__open-label {
  padding: 4px 6px 10px calc(6px + 0.18em);
  border-bottom: 1px solid var(--gold);
  font-family: var(--f-mincho);
  font-size: 16px;
  font-weight: 500;
  letter-spacing: 0.24em;
  transition: color 0.6s var(--ease);
}
.hero__open:hover .hero__open-label { color: #fff; }
.hero__chevron { width: 13px; height: 13px; border-right: 1px solid var(--gold-light); border-bottom: 1px solid var(--gold-light); transform: rotate(45deg); animation: nudge 2.4s var(--ease) infinite; }
@keyframes nudge { 0%, 100% { transform: translateY(-3px) rotate(45deg); opacity: 0.5; } 50% { transform: translateY(3px) rotate(45deg); opacity: 1; } }

.hero__top, .hero__bottom { animation: rise 1.2s var(--ease) both; }
.hero__top { animation-delay: 0.2s; }
.hero__bottom { animation-delay: 0.75s; }
@keyframes rise { from { opacity: 0; transform: translateY(14px); } to { opacity: 1; transform: none; } }

/* ================= 02 Personal Invitation Letter ================= */
/* 2026-10-10 B案：紺の縁の上にクリームの便箋。細い金の二重枠、上下中央に小さな菱形 */
.letter { background: var(--navy); padding: clamp(14px, 6vw, 88px) 14px; outline: none; }
.letter__paper {
  position: relative;
  max-width: 680px;
  margin: 0 auto;
  padding: clamp(56px, 13vw, 96px) clamp(22px, 7vw, 80px) clamp(60px, 13vw, 96px);
  text-align: center;
  color: var(--ink);
  background-color: var(--warm);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 .45 0 0 0 0 .38 0 0 0 0 .24 0 0 0 .06 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  box-shadow: 0 1px 2px rgb(7 21 45 / 0.05), 0 32px 64px -34px rgb(7 21 45 / 0.4);
}
.letter__paper::before { content: ""; position: absolute; inset: 10px; border: 1px solid rgb(201 164 92 / 0.8); pointer-events: none; }
.letter__paper::after { content: ""; position: absolute; inset: 15px; border: 1px solid rgb(201 164 92 / 0.42); pointer-events: none; }
.letter__mark { position: absolute; left: 50%; z-index: 1; width: 7px; height: 7px; background: var(--warm); border: 1px solid var(--gold); pointer-events: none; }
.letter__mark--top { top: 10px; transform: translate(-50%, -50%) rotate(45deg); }
.letter__mark--bottom { bottom: 10px; transform: translate(-50%, 50%) rotate(45deg); }
.letter__emblem { margin-bottom: 28px; font-size: clamp(30px, 8.4vw, 38px); color: var(--bronze); }
.letter__seal {
  position: absolute;
  top: 0;
  left: 50%;
  z-index: 1;
  width: 92px;
  height: 92px;
  transform: translate(-50%, -46%) rotate(-6deg);
  filter: drop-shadow(0 8px 12px rgb(60 40 10 / 0.3));
}
.letter .eyebrow { letter-spacing: 0.42em; padding-left: 0.42em; }
.letter__to { font-family: var(--f-mincho); font-size: clamp(25px, 6.8vw, 32px); font-weight: 500; line-height: 1.5; letter-spacing: 0.18em; padding-left: 0.18em; }
.letter__body { font-family: var(--f-mincho); font-size: 15px; line-height: 2.25; letter-spacing: 0.08em; }
.letter__body p + p { margin-top: 1.7em; }
.letter__sign { display: flex; flex-direction: column; gap: 6px; font-family: var(--f-mincho); font-size: 14px; letter-spacing: 0.16em; }
.letter__sign-en { font-family: var(--f-en); font-size: 12px; letter-spacing: 0.26em; }
/* 2026-10-17 スマホ：宛名の下に日時・会場と移動リンク（PC は見開きで開催概要が隣にあるので出さない） */
.letter__quick { margin: 4px auto 30px; padding: 16px 12px 18px; max-width: 340px; border-top: 1px solid var(--line-light); border-bottom: 1px solid var(--line-light); }
.letter__quick-date { font-family: var(--f-en); font-size: 24px; font-weight: 500; letter-spacing: 0.06em; color: var(--bronze); }
.letter__quick-time { margin-top: 2px; font-family: var(--f-en); font-size: 17px; font-weight: 500; letter-spacing: 0.04em; }
.letter__quick-time small { font-family: var(--f-mincho); font-size: 12.5px; color: var(--ink-soft); }
.letter__quick-venue { margin-top: 2px; font-family: var(--f-mincho); font-size: 15px; font-weight: 500; letter-spacing: 0.1em; }
.letter__quick-links { display: flex; flex-wrap: wrap; justify-content: center; gap: 10px; margin-top: 14px; }
.letter__quick .jump--sm { margin-top: 0; min-height: 44px; gap: 8px; padding: 8px 14px; font-size: 14px; letter-spacing: 0.08em; } /* 後ろの .jump より強く */
@media (min-width: 960px) { .letter__quick { display: none; } }
/* ページ内の移動リンク（便箋の末尾・開催概要の末尾）。押すと該当の章へ移動するだけ */
.jump { display: inline-flex; align-items: center; gap: 10px; margin-top: 32px; padding: 12px 22px; font-family: var(--f-mincho); font-size: 15px; font-weight: 500; letter-spacing: 0.14em; color: var(--gold-light); border: 1px solid var(--gold); text-decoration: none; transition: background 0.4s var(--ease); }
.jump::after { content: ""; width: 7px; height: 7px; border-right: 1px solid currentColor; border-bottom: 1px solid currentColor; transform: translateY(-2px) rotate(45deg); }
.jump--ink { color: var(--navy); border-color: var(--gold-ink); }
.jump:hover { background: rgb(201 164 92 / 0.12); }
.jump:focus-visible, .btn-navy:focus-visible { outline: 2px solid var(--gold); outline-offset: 4px; }
.letter__pen { position: absolute; right: -10px; bottom: -34px; width: clamp(88px, 24vw, 140px); height: auto; pointer-events: none; }

/* ================= 02+05 見開きの招待状（2026-10-17） =================
   承認デザイン design/ref-v5/invitation-spread-v2-cta.png。便箋（B案）を左右に並べ、右ページは開催概要。
   スマホは縦に積む（招待状 → 開催概要 → 導線）。PC（960px〜）で見開き */
.spread__book { display: grid; gap: clamp(14px, 4vw, 28px); max-width: 680px; margin: 0 auto; }
.spread__page { width: 100%; max-width: none; margin: 0; }
.spread__page--info { padding-left: clamp(18px, 5vw, 64px); padding-right: clamp(18px, 5vw, 64px); }
.spread__page--info .sec-head__sub { margin-top: 10px; }
.spread__page--info .info__date { margin-top: 32px; }
.spread__page--info .info__table { margin-top: 28px; text-align: left; }
.spread__page--info .info__row { grid-template-columns: 82px 1fr; }
.spread__page--info .info__row dt { letter-spacing: 0.16em; }
.spread__page--info .info__row dd { padding-left: 14px; }
.spread__page--info .info__value--list { font-size: 15px; }
/* 会場の淡い線画（創作）。紙の地に溶けるよう乗算し、上端はぼかす */
.spread__art {
  height: clamp(96px, 26vw, 150px);
  margin: 24px calc(clamp(18px, 5vw, 64px) * -1 + 16px) 0;
  background: center bottom / cover no-repeat;
  mix-blend-mode: multiply;
  opacity: 0.9;
  -webkit-mask-image: linear-gradient(180deg, transparent 0%, #000 45%, #000 78%, transparent 100%);
  mask-image: linear-gradient(180deg, transparent 0%, #000 45%, #000 78%, transparent 100%);
}
.spread__next { position: relative; margin-top: 8px; text-align: center; }
.spread__art + .spread__next { margin-top: -18px; }
/* 見開き右下の導線：濃紺の地に細い金の枠、アイボリーの明朝 */
.btn-navy {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  min-height: 56px;
  min-width: min(100%, 320px);
  padding: 0 28px;
  font-family: var(--f-mincho);
  font-size: 17px;
  font-weight: 500;
  letter-spacing: 0.14em;
  color: var(--warm);
  background: var(--navy);
  border: 1px solid var(--gold);
  border-radius: 2px;
  box-shadow: inset 0 0 0 3px var(--navy), inset 0 0 0 4px rgb(201 164 92 / 0.45);
  text-decoration: none;
  transition: background 0.4s var(--ease);
}
.btn-navy:hover { background: #102a57; box-shadow: inset 0 0 0 3px #102a57, inset 0 0 0 4px rgb(201 164 92 / 0.6); }
.btn-navy__arrow { font-family: var(--f-en); font-size: 1.1em; transition: transform 0.4s var(--ease); }
.btn-navy:hover .btn-navy__arrow { transform: translateX(3px); }

@media (min-width: 960px) {
  .spread { padding: clamp(48px, 6vw, 88px) 24px; }
  .spread__book { grid-template-columns: 1fr 1fr; gap: 0; max-width: 1240px; box-shadow: 0 40px 80px -36px rgb(0 0 0 / 0.65); }
  .spread__page { box-shadow: none; padding: 64px clamp(40px, 4.4vw, 72px) 56px; }
  /* 見開きは横長で一望できるよう、便箋の行間と段落の間を少し詰める（文字の大きさは同じ） */
  .spread__page--letter .letter__body { line-height: 2.05; }
  .spread__page--letter .letter__body p + p { margin-top: 1.2em; }
  .spread__page--letter .ornament { margin: 16px auto; }
  .spread__page--info .info__date { margin-top: 20px; }
  .spread__page--info .info__year { font-size: 28px; }
  /* 中央の折り目：内側に向かってわずかに陰る */
  .spread__page--letter { display: flex; flex-direction: column; justify-content: center; box-shadow: inset -26px 0 30px -26px rgb(60 40 10 / 0.22); }
  .spread__page--info { box-shadow: inset 26px 0 30px -26px rgb(60 40 10 / 0.22); }
  .spread__to-info { display: none; } /* 見開きでは右に開催概要が見えているので出さない */
  .spread__page--info .info__md { font-size: clamp(80px, 7vw, 104px); }
  .spread__page--info .info__table { margin-top: 20px; }
  .spread__page--info .info__row { grid-template-columns: 112px 1fr; padding: 9px 0; }
  .spread__page--info .info__row dd { min-height: 30px; }
  .spread__page--info .info__textlink { margin-top: 2px; padding: 2px 0; }
  .spread__art { height: 112px; margin-top: 14px; }
  .spread__page--info .info__row dd { padding-left: 22px; }
  .spread__art { margin-left: calc(clamp(40px, 4.4vw, 72px) * -1 + 16px); margin-right: calc(clamp(40px, 4.4vw, 72px) * -1 + 16px); }
}

/* 見開きの左ページ：扉（2026-10-19）。イベント名・椿山荘の絵・日時と会場 */
.spread__page--title { display: flex; flex-direction: column; align-items: center; justify-content: center; container-type: inline-size; }
.spread__page--title .ornament { color: var(--gold-ink); margin: 14px auto 16px; }
.tp__brand { font-size: 22px; color: var(--bronze); letter-spacing: 0.3em; padding-left: 0.3em; }
.tp__series { font-family: var(--f-mincho); font-size: 15px; letter-spacing: 0.3em; padding-left: 0.3em; color: var(--ink-soft); }
.tp__title { margin-top: 6px; font-family: var(--f-en); font-weight: 500; font-size: clamp(32px, 11cqw, 64px); line-height: 1.06; letter-spacing: 0.04em; color: var(--navy); }
.tp__title span { display: block; }
.tp__title .hl { font-style: normal; color: var(--bronze); }
.tp__en { margin-top: 12px; font-family: var(--f-en); font-size: clamp(10px, 3.1cqw, 12.5px); letter-spacing: 0.16em; padding-left: 0.16em; white-space: nowrap; color: var(--gold-ink); }
/* 椿山荘の絵：細い金の二重枠で額装 */
.tp__photo { position: relative; align-self: stretch; margin: 24px 0 0; padding: 6px; border: 1px solid rgb(201 164 92 / 0.8); }
.tp__photo::after { content: ""; position: absolute; inset: 3px; border: 1px solid rgb(201 164 92 / 0.4); pointer-events: none; }
.tp__photo-img { display: block; width: 100%; aspect-ratio: 941 / 520; object-fit: cover; }
.tp__catch { margin-top: 22px; font-family: var(--f-mincho); font-size: clamp(16px, 4.6cqw, 24px); font-weight: 500; line-height: 1.8; letter-spacing: 0.12em; color: var(--ink); }
.tp__date { margin-top: 14px; font-family: var(--f-en); font-weight: 500; font-size: clamp(30px, 8.6cqw, 48px); line-height: 1.1; color: var(--bronze); }
.tp__date small { margin-left: 0.3em; font-size: 0.55em; letter-spacing: 0.12em; }
.tp__time { margin-top: 6px; font-family: var(--f-en); font-size: 18px; color: var(--ink); }
.tp__time small { font-family: var(--f-mincho); font-size: 0.7em; color: var(--ink-soft); }
.tp__venue { margin-top: 8px; font-family: var(--f-en); font-size: 13.5px; letter-spacing: 0.26em; padding-left: 0.26em; color: var(--ink); }

/* ================= 03 BREAKTHROUGH AWARD ================= */
.award {
  color: var(--on-dark);
  padding: var(--section-y) 0 calc(var(--section-y) * 0.8);
  background: radial-gradient(80% 36% at 82% 14%, rgb(216 182 108 / 0.12) 0%, transparent 70%), var(--black-navy);
}
.award__grid { display: grid; margin-top: 40px; }
.award__title { font-family: var(--f-mincho); font-size: clamp(29px, 8.2vw, 52px); font-weight: 500; line-height: 1.55; letter-spacing: 0.1em; color: var(--champagne); }
.award__body { margin-top: 28px; font-family: var(--f-mincho); font-size: 14.5px; line-height: 2.15; letter-spacing: 0.06em; color: var(--on-dark-soft); }
.award__body p + p { margin-top: 1.2em; }
.award__trophy { margin: 36px auto 0; width: min(58%, 250px); }
.award__trophy-img { width: 100%; height: auto; }

/* 受賞特典を独立させた区画。.gift の上マージンが区画の外へ抜けると、上に地の色の帯が出るので内側の余白に置き換える */
.award--gift { padding-top: clamp(64px, 12vw, 112px); background: var(--black-navy); }
.award--gift .gift { margin-top: 0; }
.gift { max-width: 1040px; margin: clamp(64px, 12vw, 112px) auto 0; padding: 0 14px; }
.gift__frame {
  position: relative;
  padding: clamp(44px, 9vw, 64px) clamp(18px, 5vw, 56px);
  text-align: center;
  border: 1px solid var(--line-dark);
  background: linear-gradient(180deg, rgb(7 21 45 / 0.55), rgb(2 10 24 / 0.55));
}
.gift__frame::before { content: ""; position: absolute; inset: 5px; border: 1px solid rgb(201 164 92 / 0.16); pointer-events: none; }
.gift__lead { margin-top: 18px; font-family: var(--f-mincho); font-size: clamp(17px, 4.6vw, 22px); line-height: 1.9; letter-spacing: 0.1em; color: var(--gold-light); }
.gift__list { list-style: none; margin: 36px 0 0; padding: 0; display: grid; text-align: left; }
.gift__item { display: grid; grid-template-columns: 84px 1fr; gap: 16px; align-items: start; padding: 24px 0; border-top: 1px solid var(--line-dark); }
.gift__item:last-child { border-bottom: 1px solid var(--line-dark); }
.gift__img { width: 84px; height: 84px; object-fit: cover; border: 1px solid var(--line-dark); }
/* 写真のない特典は、同じ大きさの枠に金の線画（2026-10-21） */
.gift__icon { width: 84px; height: 84px; display: grid; place-items: center; border: 1px solid var(--line-dark); background: rgb(201 164 92 / 0.05); }
.gift__icon-svg { width: 34px; height: 34px; color: var(--gold); }
.gift__item:not(:has(.gift__img)):not(:has(.gift__icon)) { grid-template-columns: 1fr; }
.gift__no { font-family: var(--f-en); font-size: 12px; font-weight: 500; letter-spacing: 0.3em; color: var(--gold); line-height: 1.4; }
.gift__title { margin-top: 4px; font-family: var(--f-mincho); font-size: clamp(15.5px, 4.5vw, 18px); font-weight: 500; line-height: 1.5; letter-spacing: 0.08em; }
.gift__title .ph { margin-right: -0.08em; } /* 行末の字送りを戻す（狭い画面で1文字だけ折り返すのを防ぐ） */
.gift__en { margin-top: 2px; font-family: var(--f-en); font-size: 12px; letter-spacing: 0.14em; color: var(--gold-light); }
.gift__body { margin-top: 10px; font-size: 13px; line-height: 1.95; color: var(--on-dark-soft); }
.gift .ornament { margin-top: 32px; }
.gift__closing { font-family: var(--f-mincho); font-size: clamp(16px, 4.3vw, 21px); line-height: 2; letter-spacing: 0.1em; color: var(--gold-light); }

/* ================= 03b AWARD ENTRY（2026-10-13 新規） =================
   参考：design/ref-v4/award-entry-hybrid.webp。右上にトロフィー、左上にコピー、中央に応募概要、下にスケジュールとCTA。
   スマホは縦に積む（概要は2列、スケジュールは縦のタイムライン）。PCは横長（概要4列、スケジュールは横） */
.em, .hl { font-style: normal; }
.hl { color: var(--gold-light); }
.entry {
  position: relative;
  overflow: hidden;
  color: var(--on-dark);
  padding: var(--section-y) 0;
  background:
    radial-gradient(60% 40% at 88% 10%, rgb(216 182 108 / 0.16) 0%, transparent 70%),
    linear-gradient(180deg, var(--black-navy) 0%, var(--navy) 100%);
  border-top: 1px solid rgb(201 164 92 / 0.18);
}
.entry__trophy { position: absolute; top: clamp(40px, 10vw, 72px); right: -2%; width: clamp(110px, 32vw, 260px); opacity: 0.42; pointer-events: none; }
.entry__trophy-img { width: 100%; height: auto; -webkit-mask-image: linear-gradient(180deg, #000 70%, transparent); mask-image: linear-gradient(180deg, #000 70%, transparent); }
/* 右上の光のぼかし。左下に向かって背景へ溶かす */
.entry__backdrop {
  position: absolute;
  top: 0;
  right: 0;
  width: 100%;
  height: clamp(300px, 88vw, 460px);
  background: right top / cover no-repeat;
  opacity: 0.5;
  pointer-events: none;
  -webkit-mask-image: radial-gradient(130% 100% at 100% 0%, #000 30%, transparent 78%);
  mask-image: radial-gradient(130% 100% at 100% 0%, #000 30%, transparent 78%);
}
.entry__inner { position: relative; display: grid; gap: clamp(36px, 7vw, 56px); }
.entry__head .eyebrow { letter-spacing: 0.32em; }
.entry__title { margin-top: 16px; font-family: var(--f-mincho); font-size: clamp(26px, 7.1vw, 50px); font-weight: 500; line-height: 1.55; letter-spacing: 0.08em; color: var(--champagne); }
.entry__body { margin-top: 24px; padding-left: 18px; border-left: 1px solid var(--gold); font-family: var(--f-mincho); font-size: 14.5px; line-height: 2.05; letter-spacing: 0.06em; color: var(--on-dark-soft); }
.entry__body p + p { margin-top: 1em; }

.entry__outline { display: grid; grid-template-columns: 1fr 1fr; border: 1px solid var(--line-dark); background: rgb(2 10 24 / 0.45); }
.entry__item { display: flex; flex-direction: column; align-items: center; gap: 8px; padding: 22px 12px 24px; text-align: center; border-color: var(--line-dark); border-style: solid; border-width: 0; }
.entry__item:nth-child(odd) { border-right-width: 1px; }
.entry__item:nth-child(-n + 2) { border-bottom-width: 1px; }
.entry__icon { width: 30px; height: 30px; color: var(--gold-light); }
.entry__item dt { font-family: var(--f-mincho); font-size: 16px; font-weight: 500; letter-spacing: 0.12em; color: var(--gold-light); }
.entry__item dt::after { content: ""; display: block; width: 28px; height: 1px; margin: 8px auto 0; background: var(--gold); }
.entry__item dd { margin: 0; font-size: 13.5px; line-height: 1.85; letter-spacing: 0.04em; color: var(--on-dark); }

.entry__bottom { display: grid; gap: 28px; }
.entry__schedule { padding: 26px 20px 22px; border: 1px solid var(--line-dark); background: rgb(2 10 24 / 0.45); }
.entry__schedule-title { display: flex; flex-direction: column; gap: 2px; font-family: var(--f-mincho); font-size: 17px; font-weight: 500; letter-spacing: 0.12em; color: var(--gold-light); }
.entry__schedule-title small { font-family: var(--f-en); font-size: 11.5px; letter-spacing: 0.26em; color: var(--gold); }
.entry__steps { list-style: none; position: relative; margin: 20px 0 0; padding: 0; display: grid; gap: 18px; }
.entry__steps::before { content: ""; position: absolute; left: 21px; top: 22px; bottom: 22px; width: 1px; background: linear-gradient(180deg, var(--gold), rgb(201 164 92 / 0.3)); }
.entry__step { position: relative; display: grid; grid-template-columns: 44px 1fr; column-gap: 16px; align-items: center; }
.entry__step-mark { grid-row: span 3; position: relative; z-index: 1; display: grid; place-items: center; width: 44px; height: 44px; border-radius: 50%; border: 1px solid var(--gold); background: var(--black-navy); box-shadow: 0 0 18px rgb(216 182 108 / 0.25); }
.entry__step-icon { width: 22px; height: 22px; color: var(--gold-light); }
.entry__step-label { font-family: var(--f-mincho); font-size: 14.5px; font-weight: 500; letter-spacing: 0.1em; }
.entry__step-date { font-family: var(--f-en-mix); font-size: 22px; font-weight: 500; line-height: 1.3; letter-spacing: 0.04em; color: var(--gold-light); }
.entry__step.is-tbd .entry__step-date { font-family: var(--f-mincho); font-size: 13px; letter-spacing: 0.06em; color: var(--on-dark-soft); }
.entry__step-note { font-size: 12.5px; color: var(--on-dark-soft); }

.entry__action { display: grid; gap: 12px; align-content: center; }
.entry__cta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 18px;
  min-height: 60px;
  padding: 14px 20px;
  white-space: nowrap;
  font-family: var(--f-mincho);
  font-size: 16px;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-decoration: none;
  color: var(--navy);
  background: linear-gradient(135deg, #e6cd92 0%, var(--gold) 55%, #b88f45 100%);
  box-shadow: 0 14px 30px -18px rgb(216 182 108 / 0.8);
  transition: filter 0.4s var(--ease);
}
a.entry__cta:hover { filter: brightness(1.08); }
.entry__cta-arrow { width: 9px; height: 9px; border-top: 1.5px solid currentColor; border-right: 1.5px solid currentColor; transform: rotate(45deg); }
.entry__cta.is-disabled { opacity: 0.45; cursor: not-allowed; box-shadow: none; }
.entry__pending { font-size: 12.5px; line-height: 1.8; text-align: center; color: var(--on-dark-soft); }
/* 2026-10-17：募集前はボタンの代わりに状態を書く（押せるように見せない） */
.entry__tag { display: inline-block; margin-bottom: 18px; padding: 7px 16px 7px calc(16px + 0.18em); border: 1px solid rgb(201 164 92 / 0.55); font-family: var(--f-mincho); font-size: 12px; letter-spacing: 0.18em; color: var(--gold-light); }
.entry__status { padding: 16px 18px; border: 1px dashed rgb(201 164 92 / 0.5); font-family: var(--f-mincho); font-size: 14.5px; line-height: 1.8; letter-spacing: 0.08em; text-align: center; color: var(--on-dark); }

/* ================= 04 Reunion ================= */
.reunion { position: relative; color: var(--on-dark); background: var(--black-navy); padding-bottom: var(--section-y); overflow: hidden; }
.reunion__visual { position: relative; height: min(118vw, 720px); overflow: hidden; }
.reunion__photo { width: 100%; height: 100%; object-fit: cover; object-position: 62% 40%; transform: scale(1.08); transition: transform 2.6s var(--ease); }
.reunion__visual.is-visible .reunion__photo { transform: scale(1); }
.reunion__visual::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgb(5 10 18 / 0.6) 0%, rgb(5 10 18 / 0.05) 30%, rgb(5 10 18 / 0.55) 68%, var(--black-navy) 100%),
    linear-gradient(90deg, rgb(5 10 18 / 0.72) 0%, rgb(5 10 18 / 0) 65%);
}
/* スマホ：見出しを写真の下に重ねる */
.reunion__content { position: relative; z-index: 1; max-width: calc(var(--text-w) + var(--pad-x) * 2); margin: -216px auto 0; padding: 0 var(--pad-x); }
.reunion__title { margin-top: 14px; font-family: var(--f-mincho); font-size: clamp(40px, 11vw, 72px); font-weight: 500; line-height: 1.45; letter-spacing: 0.08em; color: var(--champagne); }
.reunion__text { margin-top: 36px; }
.reunion__body { font-family: var(--f-mincho); font-size: 15px; line-height: 2.1; letter-spacing: 0.08em; color: var(--on-dark-soft); }
.reunion__body p + p { margin-top: 0.9em; }
/* 2026-10-17 この夜の魅力：再会・アワード・次の一年の3点（出欠の前に、折りたたまずに出す） */
.reunion__points { list-style: none; margin: 0; padding: 0; display: grid; gap: 22px; }
.reunion__point { padding-left: 18px; border-left: 1px solid rgb(201 164 92 / 0.55); }
.reunion__point-label { font-family: var(--f-mincho); font-size: 16px; font-weight: 500; letter-spacing: 0.16em; color: var(--gold-light); }
.reunion__point-text { margin-top: 6px; font-family: var(--f-mincho); font-size: 15px; line-height: 2; letter-spacing: 0.06em; color: var(--on-dark); }
.reunion .ornament { justify-content: flex-start; margin: 36px 0 28px; }
.reunion__closing { font-family: var(--f-mincho); font-size: clamp(21px, 5.8vw, 30px); font-weight: 500; line-height: 1.8; letter-spacing: 0.1em; color: var(--gold-light); }
.reunion__detail { position: relative; margin-top: clamp(56px, 10vw, 96px); height: clamp(150px, 40vw, 300px); }
.reunion__detail-img { width: 100%; height: 100%; object-fit: cover; object-position: 40% 60%; }
.reunion__detail::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, var(--black-navy) 0%, rgb(5 10 18 / 0.2) 35%, rgb(5 10 18 / 0.3) 70%, var(--black-navy) 100%); }

/* ================= 05 EVENT INFORMATION ================= */
.info__date { position: relative; margin-top: 72px; text-align: center; color: var(--bronze); font-family: var(--f-en); font-weight: 500; }
.info__year { font-size: clamp(26px, 7vw, 34px); line-height: 1; letter-spacing: 0.18em; padding-left: 0.18em; }
.info__day { margin-top: 4px; line-height: 1; white-space: nowrap; }
.info__md { font-size: clamp(80px, 23vw, 136px); letter-spacing: 0.01em; }
.info__wd { margin-left: 0.2em; font-size: clamp(24px, 6.4vw, 34px); letter-spacing: 0.08em; }
.info__script {
  position: absolute;
  top: -50px; /* 「2026」の上、右寄せ。日付に重ねない */
  right: 0;
  font-family: var(--f-script);
  font-size: clamp(17px, 4.6vw, 26px);
  font-weight: 400;
  line-height: 1.2;
  color: var(--gold-ink);
  transform: rotate(-12deg);
  transform-origin: right bottom;
  white-space: nowrap;
}
.info__rule { display: block; width: min(100%, 520px); height: 1px; margin: 18px auto 0; background: var(--line-light); }
.info__caption { margin-top: 16px; text-align: center; font-family: var(--f-en); font-size: 12px; line-height: 1.9; letter-spacing: 0.3em; color: var(--gold-ink); }
.info__table { margin-top: 40px; border-top: 1px solid var(--line-light); }
.info__row { display: grid; grid-template-columns: 86px 1fr; align-items: center; padding: 18px 0; border-bottom: 1px solid var(--line-light); }
.info__row dt { padding-left: 4px; font-family: var(--f-en); font-size: 12.5px; font-weight: 600; letter-spacing: 0.22em; color: var(--gold-ink); }
.info__row dd { position: relative; display: flex; flex-direction: column; justify-content: center; min-height: 38px; padding-left: 18px; border-left: 1px solid var(--line-light); }
.info__value { font-family: var(--f-mincho); font-size: 17px; font-weight: 500; line-height: 1.6; letter-spacing: 0.06em; }
.info__value--en { font-family: var(--f-en-mix); font-size: 21px; letter-spacing: 0.06em; }
.info__value--list { display: block; font-size: 15.5px; line-height: 1.85; letter-spacing: 0.04em; }
.info__suffix { font-size: 0.72em; margin-left: 0.1em; }
.info__note { margin-top: 2px; font-size: 12.5px; line-height: 1.8; color: var(--ink-soft); }
.info__link { position: absolute; right: 4px; top: 50%; width: 10px; height: 10px; border-top: 1px solid var(--ink-soft); border-right: 1px solid var(--ink-soft); transform: translateY(-50%) rotate(45deg); }
.info__link::after { content: ""; position: absolute; inset: -16px; }
.info__row--key .info__value { font-size: 20px; }
/* 2026-10-20：出欠の行は「出欠のご回答」を少し小さく、注記（1週間以内）を読ませる大きさに */
.info__row--rsvp .info__value { font-size: 16px; }
.info__row--rsvp .info__note { font-size: 14.5px; line-height: 1.75; color: var(--ink); }
.info__textlink { align-self: flex-start; margin-top: 6px; padding: 4px 0; font-size: 13px; letter-spacing: 0.06em; color: var(--gold-ink); text-decoration: underline; text-underline-offset: 4px; }
.info__textlink::after { content: " ↗"; text-decoration: none; }

/* ================= 06 PROGRAM ================= */
.program { color: var(--ink); background: var(--ivory); padding: clamp(72px, 12vw, 120px) 0 var(--section-y); }
.program__lead { margin-top: 20px; font-family: var(--f-mincho); font-size: 13.5px; line-height: 2; letter-spacing: 0.06em; color: var(--ink-soft); }
.tl { --tl-time: 78px; --tl-gap: 36px; list-style: none; position: relative; max-width: 600px; margin: 48px auto 0; padding: 0; }
.tl::before {
  content: "";
  position: absolute;
  left: calc(var(--tl-time) + var(--tl-gap) / 2);
  top: 12px;
  bottom: 12px;
  width: 1px;
  background: var(--gold);
  transform-origin: top;
  transform: scaleY(0);
  transition: transform 2s var(--ease) 0.3s;
}
.reveal.is-visible .tl::before { transform: scaleY(1); }
.tl__item { position: relative; display: grid; grid-template-columns: var(--tl-time) 1fr; column-gap: var(--tl-gap); }
.tl__item::before {
  content: "";
  position: absolute;
  left: calc(var(--tl-time) + var(--tl-gap) / 2 - 4px);
  top: 29px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--gold-ink);
}
.tl__time { padding-top: 18px; font-family: var(--f-en); font-size: 32px; font-weight: 500; line-height: 1; letter-spacing: 0.02em; text-align: right; color: var(--bronze); }
.tl__body { padding: 14px 0; border-bottom: 1px solid var(--line-light); }
.tl__item:last-child .tl__body { border-bottom: 0; }
.tl__en { font-family: var(--f-en); font-size: 13px; font-weight: 600; letter-spacing: 0.22em; color: var(--gold-ink); }
.tl__ja { margin-top: 2px; font-family: var(--f-mincho); font-size: 19px; font-weight: 500; letter-spacing: 0.06em; }
.tl__desc { margin-top: 2px; font-size: 12.5px; line-height: 1.9; letter-spacing: 0.04em; color: var(--ink-soft); }
.tl__desc:empty { display: none; }
.program .ornament { margin-top: 32px; }
.program__script { text-align: center; white-space: nowrap; font-family: var(--f-script); font-size: clamp(24px, 6.6vw, 44px); line-height: 1.3; color: var(--gold-ink); }
.program__after { margin-top: 12px; text-align: center; font-family: var(--f-mincho); font-size: 13px; letter-spacing: 0.2em; color: var(--ink-soft); }

/* ================= 07 RSVP ================= */
.rsvp { color: var(--on-dark); text-align: center; padding: var(--section-y) 0; background: radial-gradient(90% 50% at 50% 0%, #0d2146 0%, var(--navy) 55%, var(--midnight) 100%); }
.rsvp__en { font-family: var(--f-en); font-size: clamp(52px, 15vw, 80px); line-height: 1; letter-spacing: 0.24em; padding-left: 0.24em; color: var(--gold-light); }
/* 2026-10-14：「RSVP」を外したので、日本語の見出しを主役の大きさに */
.rsvp .sec-head__ja { margin-top: 0; font-size: clamp(28px, 7.6vw, 40px); letter-spacing: 0.2em; padding-left: 0.2em; color: var(--gold-light); }
.rsvp__lead { margin-top: 36px; font-family: var(--f-mincho); font-size: clamp(18px, 4.9vw, 24px); font-weight: 500; line-height: 1.9; letter-spacing: 0.1em; color: var(--champagne); }
.rsvp__pay { margin-top: 10px; font-size: 13px; line-height: 1.9; letter-spacing: 0.06em; color: var(--on-dark-soft); }
.rsvp__note { margin-top: 16px; font-family: var(--f-mincho); font-size: 14px; line-height: 2; letter-spacing: 0.08em; color: var(--on-dark-soft); }

/* 返信欄 */
.reply { position: relative; max-width: 520px; margin: 48px auto 0; padding: 50px 16px 18px; border: 1px solid var(--line-dark); display: grid; gap: 14px; }
.reply::before { content: ""; position: absolute; inset: 5px; border: 1px solid rgb(201 164 92 / 0.14); pointer-events: none; }
.reply::after {
  content: "ご出欠をお選びください";
  white-space: nowrap;
  position: absolute;
  top: 18px;
  left: 50%;
  transform: translateX(-50%);
  padding-left: 0.3em;
  line-height: 1;
  font-family: var(--f-mincho);
  font-size: 12.5px;
  letter-spacing: 0.2em;
  color: var(--gold);
}
.reply__opt {
  position: relative;
  z-index: 1;
  appearance: none;
  cursor: pointer;
  display: grid;
  grid-template-columns: 32px 1fr;
  column-gap: 16px;
  align-items: center;
  padding: 18px 20px;
  text-align: left;
  border: 1px solid;
  transition: background 0.5s var(--ease), border-color 0.5s var(--ease), box-shadow 0.5s var(--ease);
}
.reply__check { grid-row: span 2; width: 30px; height: 30px; border-radius: 50%; border: 1px solid currentColor; position: relative; }
.reply__label { font-family: var(--f-mincho); font-size: 18px; font-weight: 500; line-height: 1.5; letter-spacing: 0.18em; }
.reply__sub { font-size: 12px; line-height: 1.6; letter-spacing: 0.06em; opacity: 0.82; }
.reply__opt--attend { background: var(--ivory); border-color: var(--gold); color: var(--navy); }
.reply__opt--attend .reply__check { background: var(--gold); border-color: var(--gold); }
.reply__opt--attend .reply__check::after {
  content: "";
  position: absolute;
  left: 10px;
  top: 7px;
  width: 8px;
  height: 13px;
  border-right: 1.5px solid var(--navy);
  border-bottom: 1.5px solid var(--navy);
  transform: rotate(45deg);
}
.reply__opt--attend:hover, .reply__opt--attend:focus-visible { box-shadow: 0 0 0 1px var(--gold), 0 0 28px rgb(216 182 108 / 0.32); }
/* 2026-10-14：押す前からチェック済みに見えないよう、出席側も印は空の丸に（選んだ段階はフォーム、送信成功は完了欄で示す） */
.reply__opt--attend .reply__check { background: transparent; border-color: var(--gold-ink); }
.reply__opt--attend .reply__check::after { display: none; }
.reply__opt--decline { background: transparent; border-color: var(--line-dark); color: var(--on-dark); }
.reply__opt--decline .reply__check { border-color: var(--line-dark); }
.reply__opt--decline:hover, .reply__opt--decline:focus-visible { border-color: var(--gold); background: rgb(201 164 92 / 0.06); box-shadow: 0 0 20px rgb(216 182 108 / 0.14); }

/* 返信フォーム（アイボリーの返信カード） */
.rsvp-form {
  position: relative;
  max-width: 560px;
  margin: 48px auto 0;
  display: grid;
  gap: 22px;
  padding: clamp(36px, 8vw, 52px) clamp(22px, 6vw, 44px);
  text-align: left;
  color: var(--ink);
  background: var(--warm);
  box-shadow: 0 30px 60px -30px rgb(0 0 0 / 0.6);
}
.rsvp-form::before { content: ""; position: absolute; inset: 8px; border: 1px solid var(--line-light); pointer-events: none; }
.rsvp-form__choice { font-family: var(--f-mincho); font-size: 18px; font-weight: 500; letter-spacing: 0.14em; text-align: center; color: var(--navy); outline: none; }
.field { position: relative; display: grid; gap: 8px; }
.field__label { font-size: 13px; font-weight: 500; letter-spacing: 0.08em; }
.field__label em { margin-left: 10px; padding: 2px 7px; font-style: normal; font-size: 10px; letter-spacing: 0.1em; color: var(--warm); background: var(--navy); vertical-align: 2px; }
.field__label small { margin-left: 10px; font-size: 11px; color: var(--ink-soft); }
.field input, .field textarea {
  width: 100%;
  padding: 13px 14px;
  font: 16px/1.6 var(--f-sans); /* 16px 未満だと iPhone で拡大される */
  letter-spacing: 0.02em;
  color: var(--ink);
  background: #fff;
  border: 1px solid #cdc3af;
  border-radius: 2px;
  transition: border-color 0.3s, box-shadow 0.3s;
}
.field input:focus, .field textarea:focus { outline: none; border-color: var(--gold-ink); box-shadow: 0 0 0 3px rgb(201 164 92 / 0.28); }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; opacity: 0; }
.rsvp-form__error { font-size: 13px; color: #8a2b1e; }
.rsvp-form__error:empty { display: none; }
.rsvp-form__actions { position: relative; display: grid; gap: 12px; justify-items: center; }
.btn-gold {
  width: 100%;
  min-height: 56px;
  appearance: none;
  cursor: pointer;
  border: 1px solid var(--gold);
  background: var(--gold);
  color: var(--navy);
  font-family: var(--f-mincho);
  font-size: 16px;
  font-weight: 500;
  letter-spacing: 0.2em;
  transition: background 0.5s var(--ease);
}
.btn-gold:hover { background: var(--gold-light); }
.btn-gold:disabled { opacity: 0.6; cursor: default; }
.link-quiet { cursor: pointer; background: none; border: 0; padding: 6px; font-size: 13px; letter-spacing: 0.1em; color: var(--ink-soft); text-decoration: underline; text-underline-offset: 4px; }
/* 確認画面（2026-10-20）。返信フォームと同じ紙の上に、送る内容だけを並べる */
.rsvp-confirm {
  position: relative;
  max-width: 560px;
  margin: 48px auto 0;
  display: grid;
  gap: 22px;
  padding: clamp(36px, 8vw, 52px) clamp(22px, 6vw, 44px);
  text-align: left;
  color: var(--ink);
  background: var(--warm);
  box-shadow: 0 30px 60px -30px rgb(0 0 0 / 0.6);
  outline: none;
}
.rsvp-confirm::before { content: ""; position: absolute; inset: 8px; border: 1px solid var(--line-light); pointer-events: none; }
.rsvp-confirm__lead { position: relative; font-family: var(--f-mincho); font-size: 18px; font-weight: 500; letter-spacing: 0.14em; text-align: center; color: var(--navy); }
.rsvp-confirm__list { position: relative; display: grid; gap: 18px; }
.rsvp-confirm__row { display: grid; gap: 6px; padding-bottom: 16px; border-bottom: 1px solid var(--line-light); }
.rsvp-confirm__row:last-child { padding-bottom: 0; border-bottom: 0; }
.rsvp-confirm__row dt { font-size: 12.5px; font-weight: 500; letter-spacing: 0.1em; color: var(--ink-soft); }
.rsvp-confirm__row dd { font-size: 15.5px; line-height: 1.85; letter-spacing: 0.02em; word-break: break-word; }
.rsvp-confirm__row dd.is-empty { font-size: 14px; color: var(--ink-soft); }


/* ===== 07c 回答後のページ（2026-10-20 永井さん指示）=====
   回答を送ると、招待状・この夜の魅力・当日の流れ・出欠を伏せて、エントリー方法のページにする。
   受付の報せは小さく置く（ここが主役だと、読まずに閉じてしまうため） */
.is-answered #spread,
.is-answered #reunion,
.is-answered #program,
.is-answered #rsvp { display: none; }
/* .details*（開閉の見出し）は 2026-10-20 から未使用。部品を戻すときのために指定は残してある */
.after { display: none; }
.is-answered .after { display: block; animation: fade 1s var(--ease) both; }
.after { text-align: center; padding: clamp(28px, 7vw, 40px) 0 0; background: var(--midnight); color: var(--on-dark); outline: none; }
.after__receipt { font-size: 13.5px; letter-spacing: 0.08em; color: var(--gold-light); }
.after__receipt::before { content: "\2713"; margin-right: 8px; font-size: 12px; }
.after__text { margin-top: 8px; font-size: 12.5px; line-height: 1.9; letter-spacing: 0.06em; color: var(--on-dark-soft); }
.after__lead { margin-top: 32px; display: grid; gap: 18px; justify-items: center; }
.after__next { font-family: var(--f-mincho); font-weight: 500; font-size: clamp(18px, 4.85vw, 26px); line-height: 1.8; letter-spacing: 0.05em; color: var(--gold-light); }
.after__next .ph { margin-right: -0.05em; } /* 行末の字送りを戻す（狭い画面で1文字だけ折り返すのを防ぐ） */
.after__chevron { width: 13px; height: 13px; border-right: 1px solid var(--gold-light); border-bottom: 1px solid var(--gold-light); transform: rotate(45deg); animation: nudge 2.4s var(--ease) infinite; }
.after__change { margin-top: 20px; color: var(--on-dark-soft); }
/* 欠席の方には、この報せが最後の言葉になるので、こちらを主役にする */
.is-declined .after { padding: clamp(72px, 16vw, 120px) 0 clamp(40px, 9vw, 64px); }
.is-declined .after__receipt { font-family: var(--f-mincho); font-size: clamp(20px, 5.2vw, 26px); font-weight: 500; line-height: 1.8; color: var(--champagne); }
.is-declined .after__receipt::before { content: none; }
.is-declined .after__text { margin-top: 24px; font-family: var(--f-mincho); font-size: 15px; line-height: 2.1; letter-spacing: 0.08em; }


/* ================= 07b 当日の詳しいご案内（2026-10-14 提案） ================= */
.details { background: var(--midnight); padding: 56px 0; text-align: center; }
.details__toggle {
  position: relative;
  width: 100%;
  max-width: 520px;
  margin: 0 auto;
  display: grid;
  gap: 6px;
  justify-items: center;
  padding: 22px 48px;
  cursor: pointer;
  appearance: none;
  background: transparent;
  border: 1px solid var(--line-dark);
  color: var(--on-dark);
  transition: background 0.4s var(--ease);
}
.details__toggle:hover { background: rgb(201 164 92 / 0.08); }
.details__label { font-family: var(--f-mincho); font-size: 18px; font-weight: 500; letter-spacing: 0.16em; color: var(--gold-light); }
.details__sub { font-size: 12.5px; letter-spacing: 0.06em; color: var(--on-dark-soft); }

/* 2026-10-20：開く前に「事前エントリー制」「受賞者特典」の2点を見せる */
.details__points {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px 14px;
  margin-top: 10px;
}
.details__point {
  font-size: 0.8125rem;
  letter-spacing: 0.04em;
  color: var(--on-dark-soft);
  white-space: nowrap;
}
.details__point::before {
  content: "◆";
  margin-right: 6px;
  font-size: 0.5em;
  vertical-align: 0.3em;
  color: var(--gold);
}
.details__icon { position: absolute; right: 22px; top: 50%; width: 9px; height: 9px; border-right: 1px solid var(--gold-light); border-bottom: 1px solid var(--gold-light); transform: translateY(-70%) rotate(45deg); transition: transform 0.4s var(--ease); }
.details__toggle[aria-expanded="true"] .details__icon { transform: translateY(-30%) rotate(225deg); }
.details__body { margin-top: 56px; text-align: left; }
.rsvp__closed { margin-top: 44px; font-family: var(--f-mincho); font-size: 15px; line-height: 2.1; }

/* ================= 08 Closing ================= */
.closing { color: var(--on-dark); text-align: center; padding: var(--section-y) 0 52px; background: linear-gradient(180deg, var(--midnight) 0%, var(--navy) 55%, var(--midnight) 100%); }
.closing__concept { font-family: var(--f-mincho); font-size: clamp(24px, 6.6vw, 34px); font-weight: 500; line-height: 1.9; letter-spacing: 0.14em; color: var(--champagne); }
.closing__message { margin-top: 32px; font-family: var(--f-mincho); font-size: 15px; line-height: 2.1; letter-spacing: 0.08em; color: var(--on-dark-soft); }
.closing .rule { margin: 44px auto 36px; }
.closing .logotype { font-size: 36px; }
.closing__motto { margin-top: clamp(64px, 12vw, 112px); font-family: var(--f-mincho); font-size: 13px; line-height: 2; letter-spacing: 0.16em; color: var(--on-dark-soft); }
.closing__meta { margin-top: 28px; font-size: 11px; line-height: 1.9; letter-spacing: 0.06em; color: rgb(237 231 218 / 0.62); }

/* ---------- 開発中の表示 ---------- */
.demo-badge {
  position: fixed;
  left: 50%;
  top: calc(env(safe-area-inset-top, 0px) + 8px); /* 下だと表紙の「開く」ボタンに重なる */
  z-index: 50;
  transform: translateX(-50%);
  pointer-events: none;
  padding: 4px 12px;
  white-space: nowrap;
  font-size: 11px;
  letter-spacing: 0.04em;
  color: var(--gold-light);
  background: rgb(2 10 24 / 0.85);
  border: 1px solid var(--line-dark);
  border-radius: 999px;
}
.noscript { min-height: 100svh; display: grid; place-content: center; gap: 16px; padding: 40px 24px; text-align: center; color: var(--on-dark); font-family: var(--f-mincho); }

/* 2026-10-14 スマホ：便箋と各章の余白を少し詰める（文字の大きさは変えない） */
@media (max-width: 767px) {
  .letter__paper { padding-top: 44px; padding-bottom: 48px; }
  .letter__body { line-height: 2; }
  .letter__body p + p { margin-top: 1.1em; }
  .letter .ornament { margin: 16px auto; }
  .info__date { margin-top: 40px; }
  .info__table { margin-top: 28px; }
  .info__row { padding: 14px 0; }
  .program { padding-top: 56px; }
  .program__lead { margin-top: 14px; }
  .tl { margin-top: 28px; }
  .rsvp__lead { margin-top: 24px; }
  .reply { margin-top: 32px; }
}

/* 背の低いスマホ（iPhone SE など）：建物を少し下げ、上の文字の間隔を詰める */
@media (max-width: 767px) and (max-height: 740px) {
  .hero__photo { background-size: auto 128%; }
  .hero__top .ornament { margin: 10px auto; }
  .hero__message { margin-top: 14px; line-height: 1.8; }
  .hero--photo::after {
    background: linear-gradient(180deg, rgb(2 10 24 / 0.62) 0%, rgb(2 10 24 / 0.45) 45%, rgb(2 10 24 / 0.1) 60%, rgb(2 10 24 / 0.7) 84%, rgb(2 10 24 / 0.92) 100%);
  }
}

/* ================= Tablet（768px〜） ================= */
@media (min-width: 600px) {
  .eyebrow--lined { gap: 18px; font-size: 13px; letter-spacing: 0.3em; }
  .eyebrow--lined::before, .eyebrow--lined::after { flex-basis: 56px; }
  .info__script { right: calc(50% - 250px); top: -46px; } /* 大きな日付の右上に寄せる */
}
@media (min-width: 768px) {
  /* 表紙：写真は招待状の幅の縦長で中央に。左右は同じ写真をぼかして敷く */
  .hero--photo::before {
    content: "";
    position: absolute;
    inset: -48px;
    z-index: -3;
    background: var(--hero-photo) center 58% / cover no-repeat;
    filter: blur(28px) brightness(0.42) saturate(0.9);
  }
  .hero__photo {
    left: 50%;
    right: auto;
    width: min(100%, 62svh);
    transform: translateX(-50%);
    -webkit-mask-image: linear-gradient(90deg, transparent 0%, #000 16%, #000 84%, transparent 100%);
    mask-image: linear-gradient(90deg, transparent 0%, #000 16%, #000 84%, transparent 100%);
    animation: fade 2.4s var(--ease) both;
  }
  .hero__title span { display: inline; } /* PC・タブレットはイベント名を1行に */
  .reply { grid-template-columns: 1fr 1fr; padding: 54px 20px 22px; max-width: 640px; } /* 2列でも補足文が1行に収まる幅 */
  .info__row { grid-template-columns: 120px 1fr; }
  .info__row dd { padding-left: 28px; }
}

/* アワード紹介：600〜899px（タブレット・狭いウィンドウ）は、見出しを全幅、その下に本文とトロフィーを横並び。
   縦積みのままだと、本文の右が空いてトロフィーだけ下に落ちる */
@media (min-width: 600px) and (max-width: 899px) {
  .award__grid { grid-template-columns: minmax(0, 1fr) minmax(170px, 34%); grid-template-areas: "title title" "body trophy"; column-gap: 40px; align-items: center; }
  .award__text { display: contents; }
  .award__title { grid-area: title; }
  .award__body { grid-area: body; }
  .award__trophy { grid-area: trophy; margin: 0; width: 100%; }
}

/* ================= Desktop（900px〜 / 1440px を確認） ================= */
@media (min-width: 900px) {
  .award__grid { grid-template-columns: 1.25fr 1fr; align-items: center; gap: 48px; margin-top: 56px; }
  .award__trophy { margin: 0 auto; width: min(100%, 300px); }

  .entry__trophy { right: max(var(--pad-x), calc((100vw - var(--wide-w)) / 2 + var(--pad-x))); width: 250px; opacity: 0.9; }
  .entry__head { max-width: 760px; }
  .entry__backdrop { width: 62%; height: 620px; opacity: 0.85; -webkit-mask-image: radial-gradient(110% 100% at 100% 0%, #000 35%, transparent 80%); mask-image: radial-gradient(110% 100% at 100% 0%, #000 35%, transparent 80%); }
  .entry__outline { grid-template-columns: repeat(4, 1fr); }
  .entry__item { border-width: 0 1px 0 0 !important; padding: 26px 16px 28px; }
  .entry__item:last-child { border-right-width: 0 !important; }
  .entry__bottom { grid-template-columns: minmax(0, 1fr) 300px; align-items: center; gap: 32px; }
  .entry__schedule { display: grid; grid-template-columns: max-content minmax(0, 1fr); align-items: center; padding: 30px 28px; }
  .entry__schedule-title { gap: 4px; padding-right: 20px; border-right: 1px solid var(--line-dark); }
  .entry__steps { margin: 0 0 0 28px; grid-template-columns: repeat(3, 1fr); gap: 12px; }
  .entry__steps::before { left: 22px; right: 22px; top: 22px; bottom: auto; width: auto; height: 1px; background: linear-gradient(90deg, var(--gold), rgb(201 164 92 / 0.3)); }
  .entry__step { grid-template-columns: 1fr; row-gap: 6px; align-items: start; }
  .entry__step-mark { grid-row: auto; }
  .entry__step-date { font-size: 21px; }

  .gift__list { grid-template-columns: 1fr 1fr; column-gap: 48px; }
  .gift__item { grid-template-columns: 104px 1fr; border-bottom: 1px solid var(--line-dark); }
  .gift__img { width: 104px; height: 104px; }

  /* 再会：文字は左、写真は右 */
  .reunion {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    grid-template-areas: "content visual" "detail detail";
    align-items: center;
    padding-top: var(--section-y);
  }
  .reunion__visual {
    grid-area: visual;
    height: min(80vh, 700px);
    margin-right: max(var(--pad-x), calc((100vw - var(--wide-w)) / 2 + var(--pad-x)));
  }
  .reunion__visual::after {
    background:
      linear-gradient(90deg, var(--black-navy) 0%, rgb(5 10 18 / 0.15) 35%, rgb(5 10 18 / 0.1) 80%, rgb(5 10 18 / 0.5) 100%),
      linear-gradient(180deg, rgb(5 10 18 / 0.35) 0%, rgb(5 10 18 / 0) 30%, rgb(5 10 18 / 0) 70%, rgb(5 10 18 / 0.7) 100%);
  }
  .reunion__content {
    grid-area: content;
    max-width: none;
    margin: 0;
    padding: 0 56px 0 max(var(--pad-x), calc((100vw - var(--wide-w)) / 2 + var(--pad-x)));
  }
  .reunion__detail { grid-area: detail; width: min(100% - var(--pad-x) * 2, var(--wide-w) - var(--pad-x) * 2); margin: clamp(80px, 8vw, 128px) auto 0; }
  .reunion__detail::after { background: linear-gradient(90deg, var(--black-navy), rgb(5 10 18 / 0) 25%, rgb(5 10 18 / 0) 75%, var(--black-navy)), linear-gradient(180deg, var(--black-navy), rgb(5 10 18 / 0.2) 40%, rgb(5 10 18 / 0.3) 70%, var(--black-navy)); }

  .program__lead { font-size: 14px; }
  .tl { --tl-time: 110px; --tl-gap: 56px; }
  .tl__time { font-size: 40px; padding-top: 14px; }
  .tl__item::before { top: 30px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.01ms !important; animation-delay: 0s !important; transition-duration: 0.01ms !important; transition-delay: 0s !important; }
  .reveal { opacity: 1; transform: none; }
}

/* 2026-10-20：出席と回答するまで、当日の詳しいご案内とエントリーは出さない。
   出席の送信が通ると html から is-pre-rsvp が外れて現れる */
html.is-pre-rsvp #gift,
html.is-pre-rsvp #entry { display: none; }