/* 주간 — 책이 곧 페이지다. 애플의 여백과 절제, 서체만 명조. */

:root {
  color-scheme: light;
  --bg: #E4E1DA;         /* 따뜻한 회색 바탕 */
  --bg-2: #dbd8d0;
  --ink: #1d1d1f;
  --ink-2: #66635d;
  --ink-3: #96938c;
  --line: #c9c6be;
  --paper: #f6f2ea;
  --paper-2: #efe9dd;
  --paper-ink: #1d1b18;
  --paper-ink-2: #6b665c;
  --cover: #E8D2CE;        /* 흐린 분홍 무광 종이 */
  --cover-2: #DFC5C0;
  --cover-ink: #4a3d3c;
  --grain: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='160' height='160'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 0  0 0 0 0 0  0 0 0 0 0  0 0 0 .07 0'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>");
  --serif: "Noto Serif KR", "Apple Myungjo", "Nanum Myeongjo", serif;
  --ease-out: cubic-bezier(0.23, 1, 0.32, 1);
  --nav-h: 48px;
  --pw: 480px;   /* page width, set by JS */
  --ph: 672px;   /* page height, set by JS */
}
/* 다크 모드 없음: 종이 책은 밝은 배경에서만 보여 준다 */

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--bg); color: var(--ink);
  font-family: var(--serif); font-weight: 400; font-size: 17px; line-height: 1.6;
  letter-spacing: 0; word-break: keep-all; overflow-wrap: anywhere;
  -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility;
}
a { color: inherit; text-decoration: none; }
p, h1, h2, h3, dl, dd, ol { margin: 0; }
ol { padding: 0; list-style: none; }
button, input { font: inherit; color: inherit; }
:focus-visible { outline: 2px solid var(--ink); outline-offset: 3px; }
svg.lucide { display: inline-block; }
.narrow { max-width: 692px; margin-inline: auto; padding-inline: 22px; }
.skip { position: absolute; left: 16px; top: -100px; padding: 8px 12px; background: var(--ink); color: var(--bg); z-index: 100; }
.skip:focus { top: 12px; }

/* ── nav ── */
.nav {
  position: fixed; inset: 0 0 auto 0; z-index: 50; height: var(--nav-h);
  background: color-mix(in srgb, var(--bg) 72%, transparent);
  -webkit-backdrop-filter: saturate(180%) blur(20px); backdrop-filter: saturate(180%) blur(20px);
}
.nav::after { content: ""; position: absolute; left: 0; right: 0; top: 100%; height: 1px; background: var(--line); opacity: 0; transition: opacity 240ms ease; }
.nav[data-scrolled]::after { opacity: .6; }
.nav-in { max-width: 1024px; margin-inline: auto; padding-inline: 22px; height: 100%; display: flex; align-items: center; justify-content: space-between; gap: 24px; font-size: 13px; }
.wordmark { font-size: 19px; font-weight: 600; letter-spacing: -0.02em; }
.links { display: flex; gap: 32px; color: var(--ink-2); }
.links a, .cta { transition: color 160ms ease; }
@media (hover: hover) { .links a:hover, .cta:hover { color: var(--ink); } }
.cta { color: var(--ink-2); }
@media (max-width: 720px) { .links { display: none; } }

/* ── stage ── */
.stage { position: relative; height: calc(var(--turns, 6) * 100vh + 160vh); }
.sticky { position: sticky; top: 0; height: 100vh; overflow: hidden; }

.hero {
  position: absolute; left: 0; right: 0; top: calc(var(--nav-h) + 6vh);
  text-align: center; padding-inline: 22px; z-index: 5; pointer-events: none;
  will-change: transform, opacity;
}
.hero > * { pointer-events: auto; }
.hero h1 {
  font-size: clamp(30px, 4.6vw, 56px); font-weight: 600; line-height: 1.16; letter-spacing: -0.028em;
  text-wrap: balance; max-width: 18em; margin-inline: auto;
}
.hero p { margin-top: 18px; font-size: clamp(16px, 1.5vw, 21px); line-height: 1.5; color: var(--ink-2); letter-spacing: -0.005em; }
.hero .open { display: inline-block; margin-top: 22px; font-size: 17px; border-bottom: 1px solid var(--ink-3); padding-bottom: 1px; transition: border-color 160ms ease; }
@media (hover: hover) { .hero .open:hover { border-color: var(--ink); } }
@media (max-width: 720px) { .hero h1 br, .hero p br { display: none; } .hero h1 { font-size: clamp(26px, 7.4vw, 34px); max-width: 11em; } }

.book-wrap {
  position: absolute; left: 50%; top: 50%; width: 0; height: 0;
  perspective: 2600px; perspective-origin: 50% 40%;
}
.book { position: absolute; left: 0; top: 0; transform-style: preserve-3d; will-change: transform; }
.inner {
  position: absolute; left: 0; top: 0; width: 0; height: var(--ph);
  transform-style: preserve-3d; will-change: transform;
  margin-top: calc(var(--ph) / -2);
}

/* 펼친 책 아래 그림자 */
.shadow {
  position: absolute; left: calc(var(--pw) * -1); top: 12px; width: calc(var(--pw) * 2); height: calc(var(--ph) - 12px);
  transform: translateZ(-10px); opacity: 0;
  background: rgba(0,0,0,.28); filter: blur(26px); border-radius: 12px;
}
/* page block: 오른쪽에 쌓인 종이의 두께 */
.block {
  position: absolute; left: 3px; top: 5px; width: calc(var(--pw) - 6px); height: calc(var(--ph) - 10px);
  background:
    repeating-linear-gradient(90deg, transparent 0 3px, rgba(0,0,0,.035) 3px 4px),
    linear-gradient(90deg, var(--paper-2), var(--paper));
  border-radius: 0 3px 3px 0;
  transform: translateZ(-6px);
  box-shadow: 0 30px 60px -20px rgba(0,0,0,.35), 0 10px 20px -10px rgba(0,0,0,.2);
}
.block.left {
  left: calc(var(--pw) * -1 + 3px); border-radius: 3px 0 0 3px; opacity: 0;
  background:
    repeating-linear-gradient(90deg, transparent 0 3px, rgba(0,0,0,.035) 3px 4px),
    linear-gradient(270deg, var(--paper-2), var(--paper));
  box-shadow: none;
}

.sheet {
  position: absolute; left: 0; top: 0; width: var(--pw); height: var(--ph);
  transform-origin: 0 50%; transform-style: preserve-3d; will-change: transform;
}
.face {
  position: absolute; inset: 0; -webkit-backface-visibility: hidden; backface-visibility: hidden;
  overflow: hidden; border-radius: 0 2px 2px 0;
}
.face.back { transform: rotateY(180deg); border-radius: 2px 0 0 2px; }

/* paper */
.page { background: var(--paper); color: var(--paper-ink); }
.page::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background: linear-gradient(90deg, rgba(0,0,0,.14), rgba(0,0,0,.04) 6%, transparent 14%);
}
.face.back.page::before { background: linear-gradient(270deg, rgba(0,0,0,.14), rgba(0,0,0,.04) 6%, transparent 14%); }
.endpaper { background: var(--cover-2) var(--grain); }
.endpaper::after {
  content: ""; position: absolute;
  /* 바깥 세 변만 균일한 접힘, 책등 쪽(뒷면의 오른쪽 변)은 면지가 끝까지 붙는다 */
  inset: calc(var(--pw) * .024) 0 calc(var(--pw) * .024) calc(var(--pw) * .024);
  background: #f1ece2; box-shadow: inset 0 0 0 1px rgba(0,0,0,.04), 0 0 0 1px rgba(0,0,0,.08);
}
.face.back.endpaper::before { content: ""; position: absolute; inset: 0; z-index: 1; background: linear-gradient(270deg, rgba(0,0,0,.16), transparent 14%); pointer-events: none; }
.sheet:last-child .face.back.endpaper { display: none; }

/* cover — 무광 종이, 일러스트 하나, 작은 제목. 색·질감·레이아웃은 .cover의 변수와 data-*로 정한다 */
.cover { --cover: #E8D2CE; --cover-2: #DFC5C0; --cover-ink: #4a3d3c; --band: transparent; }
.cloth {
  background-color: var(--cover);
  box-shadow: inset 0 0 0 1px rgba(0,0,0,.04), inset -1px 0 0 rgba(255,255,255,.35);
  border-radius: 0 5px 5px 0;
}
.cloth::before { content: ""; position: absolute; inset: 0; pointer-events: none; }
.cloth::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(0,0,0,.16), transparent 9%, transparent 94%, rgba(255,255,255,.18)); pointer-events: none; }
.cover .face.back { border-radius: 5px 0 0 5px; }

/* 질감 */
.cover[data-texture="grain"] .cloth::before, .cover[data-texture="grain"] .endpaper { background-image: var(--grain); }
.cover[data-texture="linen"] .cloth::before, .cover[data-texture="linen"] .endpaper {
  background-image:
    repeating-linear-gradient(0deg, rgba(255,255,255,.07) 0 1px, transparent 1px 3px),
    repeating-linear-gradient(90deg, rgba(0,0,0,.05) 0 1px, transparent 1px 3px);
}
.cover[data-texture="felt"] .cloth::before, .cover[data-texture="felt"] .endpaper { background-image: var(--grain); opacity: 1; filter: contrast(1.6); }
.cover[data-texture="laid"] .cloth::before, .cover[data-texture="laid"] .endpaper {
  background-image: repeating-linear-gradient(90deg, rgba(0,0,0,.045) 0 1px, transparent 1px 7px), var(--grain);
}
.cover[data-texture="smooth"] .cloth::before { background-image: linear-gradient(135deg, rgba(255,255,255,.08), transparent 40%, rgba(0,0,0,.05)); }
.endpaper { background-color: var(--cover-2); }

.cover-band { position: absolute; left: 0; right: 0; top: 0; height: 0; background: var(--band); }
.cover-art { position: absolute; pointer-events: none; mix-blend-mode: multiply; display: none; }
.cover-text { position: absolute; inset: 0; color: var(--cover-ink); }
.cover-title { position: absolute; font-weight: 500; line-height: 1; letter-spacing: .12em; white-space: nowrap; }
.cover-title b { font-weight: 400; }
.cover-sub { position: absolute; font-size: calc(var(--pw) * .024); letter-spacing: .14em; font-variant-numeric: tabular-nums; opacity: .8; white-space: nowrap; }

/* 레이아웃 A: 일러스트 중앙 위, 제목 세로 오른쪽 위 */
.cover[data-layout="a"] .cover-art { display: block; left: 50%; top: 34%; width: calc(var(--pw) * var(--art-scale, .66)); transform: translate(-50%, -50%); }
.cover[data-layout="a"] .cover-title { right: calc(var(--pw) * .11); top: calc(var(--pw) * .11); writing-mode: vertical-rl; font-size: calc(var(--pw) * .042); }
.cover[data-layout="a"] .cover-title b { margin-left: .6em; }
.cover[data-layout="a"] .cover-sub { left: calc(var(--pw) * .1); bottom: calc(var(--pw) * .1); }

/* 레이아웃 B: 일러스트 정중앙, 제목 가로 왼쪽 아래 */
.cover[data-layout="b"] .cover-art { display: block; left: 50%; top: 44%; width: calc(var(--pw) * var(--art-scale, 1.6)); transform: translate(-50%, -50%); }
.cover[data-layout="b"] .cover-title { left: calc(var(--pw) * .1); bottom: calc(var(--pw) * .15); font-size: calc(var(--pw) * .05); letter-spacing: .06em; }
.cover[data-layout="b"] .cover-title b { margin-left: .35em; }
.cover[data-layout="b"] .cover-sub { right: calc(var(--pw) * .1); bottom: calc(var(--pw) * .1); }

/* 레이아웃 C: 일러스트 왼쪽 위 작게, 제목 세로 중앙 (흰 잉크) */
.cover[data-layout="c"] .cover-art { display: block; left: calc(var(--pw) * .14); top: calc(var(--pw) * .14); width: calc(var(--pw) * .3); mix-blend-mode: normal; }
.cover[data-layout="c"] .cover-title { left: 50%; top: 50%; transform: translate(-50%, -50%); writing-mode: vertical-rl; font-size: calc(var(--pw) * .06); letter-spacing: .3em; font-weight: 400; }
.cover[data-layout="c"] .cover-title b { margin-left: .8em; }
.cover[data-layout="c"] .cover-sub { left: 50%; transform: translateX(-50%); bottom: calc(var(--pw) * .1); }

/* 레이아웃 D: 위 1/3 색 띠, 제목은 띠 아래 가로, 일러스트 없음 */
.cover[data-layout="d"] .cover-band { height: 34%; }
.cover[data-layout="d"] .cover-title { left: calc(var(--pw) * .1); top: calc(34% + var(--pw) * .05); font-size: calc(var(--pw) * .04); letter-spacing: .02em; }
.cover[data-layout="d"] .cover-title b { margin-left: .4em; }
.cover[data-layout="d"] .cover-sub { left: calc(var(--pw) * .1); bottom: calc(var(--pw) * .1); }

/* 레이아웃 E: 일러스트 오른쪽 아래 크게, 제목 가로 왼쪽 위 */
.cover[data-layout="e"] .cover-art { display: block; right: calc(var(--pw) * -.12); bottom: calc(var(--pw) * -.1); width: calc(var(--pw) * var(--art-scale, .7)); mix-blend-mode: normal; }
.cover[data-layout="e"] .cover-title { left: calc(var(--pw) * .1); top: calc(var(--pw) * .1); font-size: calc(var(--pw) * .044); letter-spacing: .04em; }
.cover[data-layout="e"] .cover-title b { margin-left: .4em; }
.cover[data-layout="e"] .cover-sub { left: calc(var(--pw) * .1); bottom: calc(var(--pw) * .1); }

/* page typography — 페이지 폭에 비례 */
.p-body { position: absolute; inset: 0; padding: calc(var(--pw) * .13) calc(var(--pw) * .12) calc(var(--pw) * .12); display: flex; flex-direction: column; justify-content: center; gap: calc(var(--pw) * .04); }
.face.back .p-body { padding-inline: calc(var(--pw) * .12) calc(var(--pw) * .14); }
.face.front .p-body { padding-inline: calc(var(--pw) * .14) calc(var(--pw) * .12); }
.folio { position: absolute; bottom: calc(var(--pw) * .06); font-size: calc(var(--pw) * .022); color: var(--paper-ink-2); font-variant-numeric: tabular-nums; letter-spacing: .06em; }
.face.front .folio { right: calc(var(--pw) * .12); }
.face.back .folio { left: calc(var(--pw) * .12); }
.p-h { font-size: calc(var(--pw) * .088); line-height: 1.18; letter-spacing: -0.028em; font-weight: 500; text-wrap: balance; }
.p-h.sm { font-size: calc(var(--pw) * .064); }
.p-text { font-size: calc(var(--pw) * .0345); line-height: 1.85; color: var(--paper-ink); text-wrap: pretty; }
.p-text + .p-text { margin-top: -0.2em; }
.m-kicker, .m-q, .m-no { display: none; }

.title-page { align-items: center; text-align: center; justify-content: space-between; }
.tp-kicker { font-size: calc(var(--pw) * .026); letter-spacing: .2em; color: var(--paper-ink-2); }
.tp-title { font-size: calc(var(--pw) * .16); line-height: 1.1; letter-spacing: -0.03em; font-weight: 500; }
.tp-meta { font-size: calc(var(--pw) * .03); line-height: 1.7; color: var(--paper-ink-2); }

.steps { display: grid; gap: calc(var(--pw) * .045); }
.steps li { display: grid; grid-template-columns: calc(var(--pw) * .07) 1fr; gap: calc(var(--pw) * .035); align-items: start; }
.steps .n { font-size: calc(var(--pw) * .06); line-height: 1; font-weight: 300; color: var(--paper-ink-2); font-variant-numeric: tabular-nums; margin-top: .05em; }
.steps b { display: block; font-size: calc(var(--pw) * .038); font-weight: 600; margin-bottom: .2em; letter-spacing: -0.01em; }
.steps p { font-size: calc(var(--pw) * .03); line-height: 1.7; color: var(--paper-ink-2); }

.issue { gap: calc(var(--pw) * .04); justify-content: flex-end; padding-bottom: calc(var(--pw) * .16); }
.runhead { position: absolute; z-index: 3; left: calc(var(--pw) * .12); right: calc(var(--pw) * .14); top: calc(var(--pw) * .09); display: flex; justify-content: space-between; font-size: calc(var(--pw) * .022); letter-spacing: .1em; color: var(--paper-ink-2); }
.issue-no { font-size: calc(var(--pw) * .36); line-height: .9; letter-spacing: -0.06em; font-weight: 300; margin-left: -0.03em; }
.issue-no small { font-size: .26em; letter-spacing: 0; margin-left: .12em; font-weight: 400; vertical-align: baseline; }
.issue-q { font-size: calc(var(--pw) * .05); line-height: 1.42; letter-spacing: -0.02em; font-weight: 500; text-wrap: pretty; max-width: 12em; }

/* 오른쪽 답 페이지: 풀블리드 사진 */
.page.ed::before { z-index: 2; }
.page.ed .issue-photo { position: absolute; z-index: 1; left: 0; right: 0; top: 0; margin: 0; width: auto; }
.page.ed .issue-photo img { display: block; width: 100%; height: calc(var(--pw) * .68); aspect-ratio: auto; object-fit: cover; filter: grayscale(1) contrast(1.05) brightness(1.02); mix-blend-mode: multiply; }
.page.ed .issue-photo figcaption { position: absolute; left: calc(var(--pw) * .14); top: calc(var(--pw) * .68 + var(--pw) * .028); font-size: calc(var(--pw) * .021); letter-spacing: .1em; color: var(--paper-ink-2); }
.page.ed .p-body { padding-top: calc(var(--pw) * .82); justify-content: flex-start; gap: calc(var(--pw) * .045); }
.page.ed .answer { position: relative; padding-left: calc(var(--pw) * .06); font-size: calc(var(--pw) * .032); line-height: 1.78; text-wrap: pretty; }
.page.ed .answer::before { content: "\201C"; position: absolute; left: 0; top: -.08em; font-size: calc(var(--pw) * .09); line-height: 1; color: var(--paper-ink-2); margin: 0; }
.page.ed .answer::after { content: "\201D"; margin-left: .05em; color: var(--paper-ink-2); }
.page.ed .answer-foot { margin-top: auto; margin-bottom: calc(var(--pw) * .02); }
.issue-photo img:not([src]), .issue-photo img[src=""] { display: none; }

/* 답 페이지 하단: QR + 날짜 */
.answer-foot { display: flex; align-items: center; gap: calc(var(--pw) * .03); }
.qr { width: calc(var(--pw) * .11); height: calc(var(--pw) * .11); image-rendering: pixelated; image-rendering: crisp-edges; flex: none; }
.answer-meta { font-size: calc(var(--pw) * .026); line-height: 1.6; color: var(--paper-ink-2); letter-spacing: .04em; font-variant-numeric: tabular-nums; }
.spec { display: grid; gap: 0; }
.spec > div { display: grid; grid-template-columns: calc(var(--pw) * .2) 1fr; gap: calc(var(--pw) * .03); padding: calc(var(--pw) * .028) 0; border-bottom: 1px solid rgba(0,0,0,.1); font-size: calc(var(--pw) * .031); line-height: 1.6; }
.spec > div:first-child { border-top: 1px solid rgba(0,0,0,.1); }
.spec dt { color: var(--paper-ink-2); }

.price { gap: calc(var(--pw) * .03); }
.price-amt { font-size: calc(var(--pw) * .13); line-height: 1; letter-spacing: -0.04em; font-weight: 500; font-variant-numeric: tabular-nums; }
.price-sub { font-size: calc(var(--pw) * .031); line-height: 1.7; color: var(--paper-ink-2); }

.form { display: grid; gap: calc(var(--pw) * .025); margin-top: calc(var(--pw) * .01); }
.form label { display: grid; gap: 4px; font-size: calc(var(--pw) * .026); color: var(--paper-ink-2); }
.form input {
  width: 100%; padding: calc(var(--pw) * .024) calc(var(--pw) * .026);
  border: 1px solid rgba(0,0,0,.18); border-radius: 8px; background: rgba(255,255,255,.55);
  font-size: calc(var(--pw) * .033); color: var(--paper-ink);
  transition: border-color 160ms ease, box-shadow 160ms ease;
}
.form input:focus { outline: none; border-color: var(--paper-ink); box-shadow: 0 0 0 3px rgba(0,0,0,.06); }
.form input[aria-invalid="true"] { border-color: #b3261e; }
.btn {
  margin-top: calc(var(--pw) * .01);
  padding: calc(var(--pw) * .028) calc(var(--pw) * .05);
  border: 0; border-radius: 999px; background: var(--paper-ink); color: var(--paper);
  font-size: calc(var(--pw) * .032); font-weight: 500; cursor: pointer; justify-self: start;
  transition: transform 120ms var(--ease-out), opacity 160ms ease;
}
.btn:active { transform: scale(.97); transition-duration: 80ms; }
.btn:disabled { opacity: .5; cursor: default; }
.form-status { font-size: calc(var(--pw) * .027); color: var(--paper-ink-2); min-height: 1.4em; }
.form-status[data-state="error"] { color: #b3261e; }
.fine { font-size: calc(var(--pw) * .025); line-height: 1.6; color: var(--paper-ink-2); }

.progress { position: absolute; left: 50%; bottom: 22px; transform: translateX(-50%); margin: 0; font-size: 12px; letter-spacing: .08em; color: var(--ink-3); font-variant-numeric: tabular-nums; }

/* 모바일: 오른쪽 페이지만 가운데에 (왼쪽 페이지 제목은 kicker로 복제) */
@media (max-width: 720px) {
  .m-kicker { display: block; font-size: calc(var(--pw) * .028); color: var(--paper-ink-2); letter-spacing: .02em; margin-bottom: -.4em; }
  .hero { top: calc(var(--nav-h) + 4vh); }

  /* 답 페이지: 사진 · 질문 · 답 · QR 네 가지만 */
  .page.ed .issue-photo img { height: calc(var(--pw) * .52); }
  .page.ed .issue-photo figcaption { display: none; }
  .page.ed .p-body { padding-top: calc(var(--pw) * .62); padding-bottom: calc(var(--pw) * .1); gap: calc(var(--pw) * .035); }
  .page.ed .m-q { display: block; font-size: calc(var(--pw) * .032); font-weight: 500; line-height: 1.5; letter-spacing: -0.012em; text-wrap: pretty; }
  .page.ed .answer { padding-left: 0; font-size: calc(var(--pw) * .029); line-height: 1.7; color: var(--paper-ink-2); }
  .page.ed .answer::before { position: static; font-size: inherit; color: inherit; margin-right: .05em; }
  .page.ed .answer-foot { margin-top: auto; margin-bottom: 0; }
  .page.ed .qr { width: calc(var(--pw) * .1); height: calc(var(--pw) * .1); }
  .page.ed .answer-meta { font-size: calc(var(--pw) * .024); }
  .page.ed .folio { display: none; }
  .page.ed .m-no { display: block; position: absolute; right: calc(var(--pw) * .12); bottom: calc(var(--pw) * .045); font-size: calc(var(--pw) * .024); color: var(--paper-ink-2); letter-spacing: .06em; }
}

/* ── faq ── */
.faq-sec { padding: 120px 0 80px; background: var(--bg); }
.faq-sec h2 { font-size: clamp(28px, 3.4vw, 40px); font-weight: 600; letter-spacing: -0.025em; line-height: 1.2; margin-bottom: 28px; }
.faq { border-top: 1px solid var(--line); }
.faq details { border-bottom: 1px solid var(--line); }
.faq summary { list-style: none; cursor: pointer; display: grid; grid-template-columns: 1fr 16px; gap: 16px; align-items: center; padding: 20px 0; font-size: 19px; font-weight: 500; letter-spacing: -0.01em; -webkit-tap-highlight-color: transparent; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary .lucide { width: 16px; height: 16px; color: var(--ink-3); transition: transform 240ms var(--ease-out); }
.faq details[open]:not([data-closing]) summary .lucide { transform: rotate(45deg); }
.faq-body { display: grid; grid-template-rows: 0fr; opacity: 0; transition: grid-template-rows 260ms var(--ease-out), opacity 200ms ease; }
.faq details[open] .faq-body { grid-template-rows: 1fr; opacity: 1; }
.faq details[data-priming] .faq-body, .faq details[data-closing] .faq-body { grid-template-rows: 0fr; opacity: 0; }
.faq-inner { overflow: hidden; min-height: 0; }
.faq-inner > p { color: var(--ink-2); padding-bottom: 22px; max-width: 36em; text-wrap: pretty; }

.footer { padding: 24px 0 60px; font-size: 12px; color: var(--ink-3); line-height: 1.8; }
.footer a { margin-right: 14px; }

/* ── accessibility ── */
@media (prefers-reduced-motion: reduce) {
  .faq-body { transition: opacity 150ms ease; }
  .faq summary .lucide { transition: none; }
  .btn:active { transform: none; }
}