/* Letter From Bhutan - draft site, editorial restyle of 2026-11-15. Plain CSS, no build step. */
:root {
  --paper: #f6f2ea;
  --paper-2: #ece5d6;
  --ink: #16181d;
  --night: #0f1220;
  --accent: #b5532a;
  --gold: #b3975c;
  --line: rgba(22, 24, 29, .16);
  --serif: "Instrument Serif", "Iowan Old Style", Georgia, serif;
  --sans: "Inter", "Segoe UI", system-ui, sans-serif;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--paper); color: var(--ink); font-family: var(--sans); font-size: 16px; line-height: 1.65; overflow-x: hidden; -webkit-font-smoothing: antialiased; }
img { display: block; max-width: 100%; }
h1, h2, h3, p, figure, ol, ul { margin: 0; padding: 0; }
a { color: inherit; }

/* shared pieces */
.kicker, .over { font-size: 11px; font-weight: 500; text-transform: uppercase; letter-spacing: .24em; color: var(--accent); margin-bottom: 20px; }
.head { max-width: 1180px; margin: 0 auto; padding: 0 32px; }
h2 { font-family: var(--serif); font-weight: 400; font-size: clamp(36px, 4.8vw, 68px); line-height: 1.04; letter-spacing: -.015em; }
h2 em, h1 em { font-style: italic; }
.sub { margin-top: 18px; max-width: 36em; font-size: 17px; color: rgba(22, 24, 29, .72); }
.btn { display: inline-block; font-family: var(--sans); font-size: 12px; font-weight: 600; letter-spacing: .18em; text-transform: uppercase; text-decoration: none; padding: 17px 28px; background: var(--paper); color: var(--ink); border: 1px solid var(--paper); cursor: pointer; transition: background .25s, color .25s, border-color .25s; }
.btn:hover { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn.ghost { background: transparent; color: var(--paper); border-color: rgba(246, 242, 234, .5); }
.btn.ghost:hover { background: var(--paper); color: var(--ink); border-color: var(--paper); }
section { position: relative; }

/* top bar */
.top { position: absolute; top: 0; left: 0; right: 0; z-index: 60; display: flex; justify-content: space-between; align-items: center; padding: 26px 32px; color: var(--paper); }
.mark { font-family: var(--serif); font-size: 22px; text-decoration: none; letter-spacing: .01em; }
.top nav { display: flex; gap: 30px; align-items: center; font-size: 11px; font-weight: 500; text-transform: uppercase; letter-spacing: .18em; }
.top nav a { text-decoration: none; opacity: .85; transition: opacity .2s; }
.top nav a:hover { opacity: 1; }
.top .pill { border: 1px solid rgba(246, 242, 234, .55); padding: 10px 18px; opacity: 1; }
.top .pill:hover { background: var(--paper); color: var(--ink); }

/* 1. opening */
.arrive { height: 340vh; --flip: 0; --flap: 0; --rise: 0; --out: 0; --t: 0; }
.stage { position: sticky; top: 0; height: 100vh; overflow: hidden; background: var(--night); display: grid; grid-template-columns: 1fr 1fr; align-items: center; gap: 4vw; padding: 0 max(32px, calc((100vw - 1180px) / 2)); perspective: 1600px; }
.sky { position: absolute; inset: -3%; background-size: cover; background-position: center 30%; transform: scale(calc(1.02 + var(--t) * .08)); }
.sky::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(15, 18, 32, .92) 0%, rgba(15, 18, 32, .72) 45%, rgba(15, 18, 32, .5) 100%), linear-gradient(180deg, rgba(15, 18, 32, .35), rgba(15, 18, 32, .75)); }
.intro { position: relative; z-index: 3; color: var(--paper); opacity: calc(1 - var(--flip) * 1.4); transform: translateY(calc(var(--flip) * -24px)); animation: fade-up 1.4s .2s cubic-bezier(.2, .7, .2, 1) both; }
.intro .over { color: var(--gold); }
h1 { font-family: var(--serif); font-weight: 400; font-size: clamp(64px, 8.6vw, 136px); line-height: .92; letter-spacing: -.02em; }
.lede { margin-top: 28px; max-width: 30em; font-size: 18px; line-height: 1.6; color: rgba(246, 242, 234, .82); }
.cta { margin-top: 36px; display: flex; gap: 14px; flex-wrap: wrap; }
.hint { position: absolute; bottom: 30px; left: 0; right: 0; text-align: center; z-index: 4; color: rgba(246, 242, 234, .6); font-size: 10px; letter-spacing: .3em; text-transform: uppercase; opacity: calc(1 - var(--out) * 3); }
.hint::after { content: ""; display: block; width: 1px; height: 26px; margin: 10px auto 0; background: rgba(246, 242, 234, .5); }
@keyframes fade-up { from { opacity: 0; transform: translateY(18px); } }

/* the envelope glides in once, slowly, then scroll opens it */
.fly { position: relative; z-index: 5; justify-self: center; animation: arrive 2.4s .3s cubic-bezier(.16, .8, .2, 1) both; }
@keyframes arrive {
  from { opacity: 0; transform: translate3d(9vw, -7vh, -1400px) rotateX(24deg) rotateY(-32deg) rotateZ(-7deg); }
  to { opacity: 1; transform: none; }
}
.env { position: relative; width: min(500px, 86vw); aspect-ratio: 1.5; transform: translate(calc(var(--flip) * -14vw), calc(var(--rise) * 15vh + var(--out) * 60vh)) rotate(calc(-3deg + var(--flip) * 3deg)); opacity: calc(1 - var(--out) * 1.3); filter: drop-shadow(0 34px 44px rgba(0, 0, 0, .55)); }
.env-front, .env-back { position: absolute; inset: 0; }
.env-front { transform: perspective(1600px) rotateY(calc(var(--flip) * 180deg)); background: var(--paper); border-radius: 3px; color: #2b2f3a; box-shadow: inset 0 0 0 9px var(--paper), inset 0 0 0 10px var(--gold); }
.env-back { transform: perspective(1600px) rotateY(calc(var(--flip) * 180deg - 180deg)); visibility: hidden; }
.arrive.turned .env-back { visibility: visible; }
.arrive.turned .env-front { visibility: hidden; }
.sender { position: absolute; top: 9%; left: 8%; font-size: clamp(8px, 1.05vw, 10.5px); letter-spacing: .16em; text-transform: uppercase; line-height: 1.7; opacity: .7; }
.postage { position: absolute; top: 9%; right: 7%; width: 40%; height: 36%; }
.stamp-real { position: absolute; right: 0; top: 0; width: 44%; box-shadow: 0 1px 4px rgba(0, 0, 0, .25); }
.postmark { position: absolute; right: 24%; top: 6%; width: 80%; color: #3a3f55; opacity: .55; transform: rotate(-7deg); font-family: var(--sans); fill: currentColor; }
.to { position: absolute; left: 34%; top: 50%; font-family: var(--serif); font-style: italic; font-size: clamp(22px, 3.2vw, 38px); line-height: 1.12; }
.par-avion { position: absolute; left: 8%; bottom: 10%; font-size: clamp(7px, .95vw, 9.5px); letter-spacing: .2em; text-transform: uppercase; color: var(--accent); border-top: 1px solid currentColor; border-bottom: 1px solid currentColor; padding: 5px 2px; }
.panel { position: absolute; inset: 0; background: var(--paper-2); border-radius: 3px; }
.note { position: absolute; left: 6%; right: 6%; top: 5%; height: 96%; background: #fffdf8; padding: 8% 9%; font-family: var(--serif); font-size: clamp(18px, 2.3vw, 28px); font-style: italic; color: #2b2f3a; transform: translateY(calc(var(--rise) * -74%)); box-shadow: 0 0 0 1px rgba(0, 0, 0, .05); z-index: 2; }
.note-head { display: block; font-family: var(--sans); font-style: normal; font-size: 9px; letter-spacing: .26em; text-transform: uppercase; color: var(--accent); margin-bottom: 14px; }
.note i { display: block; height: 1px; background: rgba(43, 47, 58, .2); margin-top: 1em; }
.note i:nth-of-type(2) { width: 88%; } .note i:nth-of-type(5) { width: 52%; }
.pocket { position: absolute; inset: 0; background: linear-gradient(180deg, #efe8da, var(--paper)); clip-path: polygon(0 0, 50% 54%, 100% 0, 100% 100%, 0 100%); border-radius: 3px; z-index: 3; }
.pocket::after { content: ""; position: absolute; inset: 0; background: linear-gradient(to top right, transparent 49.7%, rgba(0, 0, 0, .1) 50%, transparent 50.3%) left bottom / 50% 46% no-repeat, linear-gradient(to top left, transparent 49.7%, rgba(0, 0, 0, .1) 50%, transparent 50.3%) right bottom / 50% 46% no-repeat; }
.flap { position: absolute; inset: 0; z-index: 4; transform-origin: top center; transform: perspective(1400px) rotateX(calc(var(--flap) * 178deg)); }
.arrive.open .flap { z-index: 1; }
.flap-shape { position: absolute; inset: 0; background: linear-gradient(180deg, #e7dfcd, #f1ebdd); clip-path: polygon(0 0, 100% 0, 50% 60%); filter: drop-shadow(0 2px 3px rgba(0, 0, 0, .22)); }
.arrive.open .flap-shape { background: #ddd4bf; }
.seal { position: absolute; left: 50%; top: 56%; width: 15%; aspect-ratio: 1; transform: translate(-50%, -50%); border-radius: 50%; background: radial-gradient(circle at 36% 30%, #a8452c, #7c2a1c 62%, #4f170e); box-shadow: 0 3px 8px rgba(0, 0, 0, .4), inset 0 0 0 4px rgba(255, 255, 255, .08); display: grid; place-items: center; color: #efc9a8; font-family: var(--serif); font-style: italic; font-size: clamp(13px, 1.7vw, 20px); }
.arrive.open .seal { opacity: 0; }

/* 2. the letter */
.letter { z-index: 6; margin-top: -48vh; padding: 0 20px 130px; }
.sheet-paper { position: relative; max-width: 700px; margin: 0 auto; background: #fffdf8; padding: clamp(44px, 7vw, 92px) clamp(28px, 8vw, 104px) clamp(48px, 6vw, 80px); box-shadow: 0 50px 90px rgba(0, 0, 0, .32), 0 0 0 1px rgba(0, 0, 0, .04); }
.sheet-paper::before { content: ""; position: absolute; inset: 14px; border: 1px solid rgba(179, 151, 92, .5); pointer-events: none; }
.sheet-paper p { font-family: var(--serif); font-size: clamp(20px, 2.1vw, 24px); line-height: 1.5; color: #23262e; margin-bottom: 1.05em; }
.sheet-paper .date { font-family: var(--sans); font-size: 10.5px; letter-spacing: .26em; text-transform: uppercase; color: rgba(22, 24, 29, .55); text-align: center; margin-bottom: 44px; }
.sheet-paper .greet { font-style: italic; font-size: clamp(30px, 3.6vw, 42px); margin-bottom: .6em; }
.sheet-paper .sign { font-style: italic; margin: 1.6em 0 0; }
.lfb-seal { display: block; width: 128px; margin-top: 14px; color: var(--accent); fill: currentColor; font-family: var(--sans); opacity: .9; }
.lfb-seal.crest { width: 64px; margin: 0 auto 22px; opacity: .85; }
.lfb-seal.tiny { width: 54px; margin-top: 16px; }

/* 3. how it works */
.how { padding: 20px 0 130px; }
.steps { list-style: none; max-width: 1180px; margin: 56px auto 0; padding: 0 32px; display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; border-top: 1px solid var(--line); }
.steps li { padding: 34px 34px 0 0; }
.steps li + li { padding-left: 34px; border-left: 1px solid var(--line); }
.steps span { font-family: var(--serif); font-style: italic; font-size: 22px; color: var(--accent); }
.steps h3 { font-family: var(--serif); font-weight: 400; font-size: 34px; line-height: 1.1; margin: 10px 0 12px; }
.steps p { color: rgba(22, 24, 29, .72); max-width: 26em; }

/* 4. inside: a flat lay */
.inside { background: var(--night); color: var(--paper); padding: 130px 0 120px; }
.inside .sub { color: rgba(246, 242, 234, .7); }
.inside .kicker, .sheet .kicker { color: var(--gold); }
.flatlay { max-width: 1180px; margin: 64px auto 0; padding: 0 32px; display: grid; grid-template-columns: repeat(12, 1fr); grid-auto-rows: 84px; gap: 22px; }
.fl-card { background: #fffdf8; color: var(--ink); padding: 12px 12px 0; box-shadow: 0 24px 50px rgba(0, 0, 0, .45); display: flex; flex-direction: column; transition: transform .5s cubic-bezier(.2, .7, .2, 1); }
.fl-card:hover { transform: translateY(-6px); }
.fl-card img { width: 100%; flex: 1; min-height: 0; object-fit: cover; }
.fl-card figcaption, .fl-card .cap { font-size: 11px; color: rgba(22, 24, 29, .65); padding: 11px 2px 12px; line-height: 1.4; }
.fl-card b { display: block; font-size: 10px; font-weight: 600; letter-spacing: .2em; text-transform: uppercase; color: var(--ink); margin-bottom: 2px; }
.fl-card.a { grid-column: 1 / 6; grid-row: 1 / 5; transform: rotate(-1deg); }
.fl-card.b { grid-column: 6 / 9; grid-row: 1 / 5; }
.fl-card.c { grid-column: 9 / 13; grid-row: 1 / 6; transform: rotate(.8deg); }
.fl-card.d { grid-column: 1 / 4; grid-row: 5 / 9; }
.fl-card.e { grid-column: 4 / 9; grid-row: 5 / 9; transform: rotate(.6deg); }
.fl-card.f { grid-column: 9 / 13; grid-row: 6 / 9; }
.fl-card.g { grid-column: 1 / 5; grid-row: 9 / 12; display: none; }
.recipe, .letter-mini { padding: 28px 28px 24px; }
.rc-top { font-size: 10px; font-weight: 600; letter-spacing: .22em; text-transform: uppercase; color: var(--accent); }
.recipe h3 { font-family: var(--serif); font-weight: 400; font-size: 46px; line-height: 1; margin-top: 10px; }
.rc-sub { font-family: var(--serif); font-style: italic; font-size: 18px; color: rgba(22, 24, 29, .7); margin: 6px 0 16px; line-height: 1.3; }
.recipe ul { list-style: none; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); padding: 12px 0; margin-bottom: 14px; font-size: 13px; line-height: 1.75; }
.rc-how { font-size: 13.5px; line-height: 1.6; color: rgba(22, 24, 29, .8); }
.lm { font-family: var(--serif); font-size: 21px; line-height: 1.32; margin-top: 14px; flex: 1; }
.stickers { padding: 22px 22px 0; }
.st-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; flex: 1; align-items: center; }
.st-row img { aspect-ratio: 1; border-radius: 50%; border: 4px solid #fff; box-shadow: 0 2px 8px rgba(0, 0, 0, .28); flex: none; }
.list { max-width: 1180px; margin: 76px auto 0; padding: 0 32px; list-style: none; display: grid; grid-template-columns: repeat(6, 1fr); counter-reset: n; }
.list li { counter-increment: n; border-left: 1px solid rgba(246, 242, 234, .22); padding: 2px 16px; }
.list li::before { content: "0" counter(n); display: block; font-family: var(--serif); font-style: italic; font-size: 18px; color: var(--gold); margin-bottom: 18px; }
.list b { display: block; font-family: var(--serif); font-weight: 400; font-size: 24px; line-height: 1.1; }
.list span { display: block; font-size: 13.5px; margin-top: 8px; color: rgba(246, 242, 234, .65); line-height: 1.45; }

/* 5. stamps */
.sheet { background: var(--paper-2); padding: 130px 0 120px; }
.sheet .kicker { color: var(--accent); }
.stamps { max-width: 1180px; margin: 64px auto 0; padding: 0 32px; display: grid; grid-template-columns: repeat(4, 1fr); gap: 36px 30px; }
.stamp { position: relative; background: #fffdf8; padding: 14px 14px 12px; box-shadow: 0 14px 30px rgba(60, 45, 20, .14); transition: transform .5s cubic-bezier(.2, .7, .2, 1), box-shadow .5s; }
.stamp::before { content: ""; position: absolute; inset: -6px; border: 11px dotted var(--paper-2); pointer-events: none; }
.stamp:hover { transform: translateY(-8px); box-shadow: 0 26px 44px rgba(60, 45, 20, .2); }
.stamp img { width: 100%; aspect-ratio: .86; object-fit: cover; }
.stamp div { padding-top: 14px; min-height: 92px; }
.stamp b { display: block; font-family: var(--serif); font-weight: 400; font-size: 27px; line-height: 1; }
.stamp span { display: block; font-size: 13px; margin-top: 8px; color: rgba(22, 24, 29, .66); line-height: 1.45; }
.stamp i { position: absolute; top: 22px; right: 22px; font-style: normal; font-size: 10px; font-weight: 600; letter-spacing: .14em; background: #fffdf8; padding: 3px 7px; }

/* picture band */
.wall { background: var(--night); padding: 0; overflow: hidden; height: 74vh; min-height: 420px; }
.row { display: flex; gap: 6px; width: max-content; height: 100%; animation: slide 110s linear infinite alternate; }
.row img { height: 100%; width: auto; }
.wall::after { content: ""; position: absolute; inset: 0; background: rgba(15, 18, 32, .52); }
@keyframes slide { from { transform: translateX(0); } to { transform: translateX(calc(-100% + 100vw)); } }
.wall-line { position: absolute; z-index: 2; left: 0; right: 0; top: 50%; transform: translateY(-50%); text-align: center; color: var(--paper); font-family: var(--serif); font-size: clamp(34px, 5.4vw, 84px); line-height: 1.04; padding: 0 20px; }

/* 6. stamp story */
.mail { display: grid; grid-template-columns: 1fr 1fr; gap: 70px; align-items: center; padding: 140px max(32px, calc((100vw - 1180px) / 2)); }
.mail h2 { font-size: clamp(34px, 4vw, 56px); }
.mail p { margin-top: 20px; max-width: 32em; color: rgba(22, 24, 29, .78); font-size: 17px; }
.mail .punch { font-family: var(--serif); font-style: italic; font-size: 26px; color: var(--ink); }
.mail-art { position: relative; height: 480px; }
.record { position: absolute; left: 0; top: 2%; width: min(380px, 76%); aspect-ratio: 1; border-radius: 50%; background: repeating-radial-gradient(circle, #121212 0 2px, #24232a 2px 4px); box-shadow: 0 30px 60px rgba(0, 0, 0, .3); animation: spin 18s linear infinite; }
.groove { position: absolute; inset: 0; border-radius: 50%; background: conic-gradient(from 20deg, transparent 0 40deg, rgba(255, 255, 255, .16) 55deg, transparent 75deg 215deg, rgba(255, 255, 255, .12) 235deg, transparent 255deg); }
.label { position: absolute; inset: 32%; border-radius: 50%; background: var(--accent); color: var(--paper); display: grid; place-content: center; text-align: center; font-family: var(--serif); font-size: 24px; line-height: 1.1; }
.label small { display: block; font-family: var(--sans); font-size: 8px; letter-spacing: .2em; text-transform: uppercase; margin-top: 4px; }
@keyframes spin { to { transform: rotate(360deg); } }
.thrush { position: absolute; right: 2%; bottom: 0; width: 54%; transform: rotate(3deg); box-shadow: 0 24px 50px rgba(0, 0, 0, .3); }

/* 7. year */
.year { padding: 20px 0 130px; }
.months { display: flex; gap: 24px; overflow-x: auto; padding: 60px max(32px, calc((100vw - 1180px) / 2)) 30px; scroll-snap-type: x proximity; cursor: grab; scrollbar-width: thin; scrollbar-color: var(--gold) transparent; }
.months article { flex: 0 0 290px; scroll-snap-align: start; }
.months img { width: 100%; aspect-ratio: .76; object-fit: cover; border-radius: 150px 150px 0 0; pointer-events: none; }
.months span { display: block; margin-top: 20px; font-size: 10px; font-weight: 600; letter-spacing: .24em; text-transform: uppercase; color: var(--accent); }
.months h3 { font-family: var(--serif); font-weight: 400; font-size: 30px; line-height: 1.08; margin-top: 8px; }
.months p { font-size: 14.5px; color: rgba(22, 24, 29, .7); margin-top: 8px; }

/* 8. artists */
.hands { padding: 120px 0 130px; background: var(--paper-2); }
.hands h2 { font-size: clamp(30px, 3.6vw, 50px); }
.draft-flag { margin-top: 24px; display: inline-block; background: var(--ink); color: #f1d9a0; font-size: 12.5px; padding: 12px 16px; max-width: 62em; line-height: 1.5; }
.gallery { max-width: 1180px; margin: 56px auto 0; padding: 0 32px; display: grid; grid-template-columns: repeat(4, 1fr); gap: 30px; align-items: end; }
.gallery figure { background: #fffdf8; padding: 14px 14px 0; box-shadow: 0 18px 36px rgba(60, 45, 20, .16); }
.gallery img { width: 100%; }
.gallery figcaption { font-size: 10px; font-weight: 500; letter-spacing: .2em; text-transform: uppercase; padding: 14px 0 16px; color: rgba(22, 24, 29, .65); }
.gallery b { display: block; font-family: var(--serif); font-weight: 400; font-style: italic; font-size: 21px; text-transform: none; letter-spacing: 0; color: var(--ink); margin-bottom: 3px; }

/* 9. questions */
.faq { padding: 130px 0; }
.qa { max-width: 820px; margin: 50px auto 0; padding: 0 32px; }
details { border-top: 1px solid var(--line); }
details:last-child { border-bottom: 1px solid var(--line); }
summary { list-style: none; cursor: pointer; padding: 24px 40px 24px 0; font-family: var(--serif); font-size: 27px; line-height: 1.2; position: relative; }
summary::-webkit-details-marker { display: none; }
summary::after { content: "+"; position: absolute; right: 4px; top: 20px; font-family: var(--sans); font-size: 24px; font-weight: 400; color: var(--accent); transition: transform .3s; }
details[open] summary::after { transform: rotate(45deg); }
details p { padding: 0 60px 26px 0; color: rgba(22, 24, 29, .75); max-width: 44em; }

/* 10. join */
.join { background: var(--night); color: var(--paper); padding: 140px 20px; text-align: center; }
.join-in { max-width: 720px; margin: 0 auto; }
.join .kicker { color: var(--gold); }
.join .lfb-seal { color: var(--gold); }
.join .sub { margin-left: auto; margin-right: auto; color: rgba(246, 242, 234, .72); }
form { display: grid; grid-template-columns: 1fr 1fr; gap: 28px 30px; margin-top: 52px; text-align: left; }
label { font-size: 10px; font-weight: 500; letter-spacing: .22em; text-transform: uppercase; display: block; color: rgba(246, 242, 234, .7); }
input { display: block; width: 100%; margin-top: 6px; border: 0; border-bottom: 1px solid rgba(246, 242, 234, .4); background: transparent; font-family: var(--serif); font-size: 24px; color: var(--paper); padding: 6px 0 8px; outline: none; border-radius: 0; }
input:focus { border-bottom-color: var(--gold); }
form .btn { align-self: end; }
.form-msg { margin-top: 24px; min-height: 1.6em; color: #f1d9a0; }
.join-link { display: none; margin-top: 44px; }
.join.has-link form, .join.has-link .form-msg { display: none; }
.join.has-link .join-link { display: inline-block; }

.foot { background: var(--night); color: var(--paper); text-align: center; padding: 70px 32px 60px; font-size: 13px; border-top: 1px solid rgba(246, 242, 234, .14); }
.foot .mark { font-size: 34px; margin-bottom: 18px; }
.foot p { color: rgba(246, 242, 234, .62); max-width: 44em; margin: 8px auto; }
.foot .mark { color: var(--paper); }

/* credits page */
.credits { max-width: 900px; margin: 0 auto; padding: 100px 32px 80px; }
.credits h1 { font-size: 64px; margin-bottom: 20px; }
.credits table { width: 100%; border-collapse: collapse; margin-top: 30px; font-size: 14px; }
.credits td { padding: 10px 12px 10px 0; border-top: 1px solid var(--line); vertical-align: middle; }
.credits td img { width: 84px; height: 60px; object-fit: cover; }

/* smaller screens */
@media (max-width: 980px) {
  .top nav a:not(.pill) { display: none; }
  .stage { grid-template-columns: 1fr; align-content: center; gap: 5vh; padding: 70px 24px 40px; }
  h1 { font-size: clamp(54px, 15vw, 96px); }
  .lede { font-size: 16px; margin-top: 18px; }
  .cta { margin-top: 22px; }
  .env { width: min(360px, 84vw); transform: translateY(calc(var(--rise) * 8vh + var(--out) * 60vh)); }
  .intro { opacity: calc(1 - var(--flip) * 2.4); }
  .steps { grid-template-columns: 1fr; }
  .steps li, .steps li + li { padding: 28px 0; border-left: 0; border-bottom: 1px solid var(--line); }
  .flatlay { display: flex; flex-direction: column; }
  .fl-card { transform: none !important; }
  .fl-card img { aspect-ratio: 1.4; flex: none; }
  .list { grid-template-columns: 1fr 1fr; gap: 30px 0; }
  .stamps { grid-template-columns: 1fr 1fr; gap: 30px 24px; }
  .mail { grid-template-columns: 1fr; gap: 40px; padding-top: 100px; padding-bottom: 100px; }
  .mail-art { height: 340px; }
  .gallery { grid-template-columns: 1fr 1fr; }
  form { grid-template-columns: 1fr; }
  summary { font-size: 22px; }
}
@media (prefers-reduced-motion: reduce) {
  .row, .record, .fly, .intro { animation: none; }
  html { scroll-behavior: auto; }
}