/* RP&Co. The proof sheet.
   Page styles only. The engine's .sc-* device selectors are never restyled here. */

@font-face {
  font-family: "Archivo"; font-style: normal; font-weight: 100 900; font-stretch: 62% 125%;
  font-display: swap; src: url("/fonts/archivo.woff2") format("woff2");
}
@font-face {
  font-family: "Newsreader"; font-style: normal; font-weight: 200 800;
  font-display: swap; src: url("/fonts/newsreader.woff2") format("woff2");
}
@font-face {
  font-family: "Newsreader"; font-style: italic; font-weight: 200 800;
  font-display: swap; src: url("/fonts/newsreader-italic.woff2") format("woff2");
}

:root {
  --paper: #EDEEE9;
  --stone: #D3D9D2;
  --graphite: #15181B;

  --sc-canvas: var(--paper);
  --sc-surface: #F6F7F3;
  --sc-ink: #16191C;
  --sc-ink-soft: #4A504D;
  --sc-accent: #B0301A;
  --sc-accent-ink: #FFFFFF;
  --sc-font-display: "Archivo", "Helvetica Neue", Arial, sans-serif;
  --sc-font-text: "Newsreader", Georgia, "Times New Roman", serif;
  --sc-font-mono: var(--sc-font-display);
  --sc-shadow-color: 150 8% 20%;

  --folio: 0px;
  --foot: 3.25rem;
  --r: 2px;
}
@media (min-width: 960px) { :root { --folio: 4.75rem; --foot: 0px; } }

html { background: var(--paper); }
body { background: var(--paper); font-size: clamp(1.06rem, 1rem + 0.25vw, 1.2rem); line-height: 1.58; }
main { margin-left: var(--folio); padding-bottom: var(--foot); }

/* ------------------------------------------------------------ grounds -- */
.g-paper    { background: var(--paper);    --sc-ink: #16191C; --sc-ink-soft: #4A504D; --sc-accent: #B0301A; --sc-accent-ink: #fff; color: var(--sc-ink); }
.g-stone    { background: var(--stone);    --sc-ink: #121517; --sc-ink-soft: #424845; --sc-accent: #A12B17; --sc-accent-ink: #fff; color: var(--sc-ink); }
.g-graphite { background: var(--graphite); --sc-ink: #E9EBE6; --sc-ink-soft: #A3ABA6; --sc-accent: #FF7A5C; --sc-accent-ink: #15181B; color: var(--sc-ink); }
.g-graphite { --sc-hairline: color-mix(in oklab, #E9EBE6 16%, transparent); }

/* ------------------------------------------------------------- type -- */
.disp { font-family: var(--sc-font-display); font-weight: 560; letter-spacing: -0.03em; line-height: 0.98; text-wrap: balance; margin: 0; }
.disp--hero { font-size: clamp(2.5rem, 1.1rem + 3.9vw, 5.2rem); font-stretch: 88%; font-weight: 600; letter-spacing: -0.038em; }
.disp--xl { font-size: clamp(2.3rem, 1.3rem + 3.6vw, 5rem); font-stretch: 90%; }
.disp--lg { font-size: clamp(1.9rem, 1.2rem + 2.4vw, 3.6rem); font-stretch: 92%; }
.disp--md { font-size: clamp(1.45rem, 1.1rem + 1.2vw, 2.2rem); letter-spacing: -0.02em; line-height: 1.08; }
.kick { font-family: var(--sc-font-display); font-size: 0.78rem; font-weight: 600; letter-spacing: 0.12em; text-transform: uppercase; color: var(--sc-ink-soft); margin: 0; font-stretch: 105%; }
.deck { font-size: clamp(1.15rem, 1rem + 0.6vw, 1.5rem); line-height: 1.42; max-width: 40ch; text-wrap: pretty; margin: 0; }
.prose { max-width: 62ch; }
.prose p { margin: 0; text-wrap: pretty; }
.prose p + p { margin-top: 0.9em; }
.soft { color: var(--sc-ink-soft); }
em, .it { font-style: italic; }
p { hanging-punctuation: first; }

/* The one call to action, set as running text with the red pen under it. */
.cta {
  font-family: var(--sc-font-display); font-weight: 600; font-stretch: 100%;
  font-size: 1.02rem; letter-spacing: -0.005em;
  color: var(--sc-ink); text-decoration: none;
  display: inline-flex; align-items: baseline; gap: 0.5em;
  padding-block: 0.4em; border-bottom: 2px solid var(--sc-accent);
  transition: color 160ms var(--sc-ease-out), border-color 160ms var(--sc-ease-out);
}
.cta::after { content: "\2192"; color: var(--sc-accent); transition: transform 160ms var(--sc-ease-out); }
@media (hover: hover) and (pointer: fine) {
  .cta:hover { color: var(--sc-accent); }
  .cta:hover::after { transform: translateX(3px); }
}
.cta:active { transform: translateY(1px); }
a.inline { color: inherit; text-decoration-color: var(--sc-accent); text-decoration-thickness: 1.5px; }
a.inline:hover { color: var(--sc-accent); }

.mark { font-family: var(--sc-font-display); font-weight: 700; letter-spacing: -0.04em; font-stretch: 92%; text-decoration: none; color: var(--sc-ink); white-space: nowrap; }
.mark b { color: var(--sc-accent); font-weight: 700; }

.wrap { width: 100%; max-width: 84rem; margin-inline: auto; padding-inline: clamp(1.25rem, 4.5vw, 5rem); }
.grid { display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); column-gap: clamp(1rem, 2.2vw, 2.25rem); }
.hair { height: 1px; border: 0; margin: 0; background: color-mix(in oklab, var(--sc-ink) 18%, transparent); }

/* ------------------------------------------------------------- folio --
   No top bar. The margin carries the brand, the chapter you are in, and the
   contents. On a phone it becomes a running foot. */
.folio {
  position: fixed; z-index: 60; inset: 0 auto 0 0; width: var(--folio);
  display: flex; flex-direction: column; align-items: center; justify-content: space-between;
  padding-block: 1.4rem; border-right: 1px solid color-mix(in oklab, var(--fi) 16%, transparent);
  --fi: #16191C; --fs: #4A504D; --fa: #B0301A; --fb: var(--paper);
  background: var(--fb); color: var(--fi);
  transition: background-color 220ms var(--sc-ease-out), color 220ms var(--sc-ease-out);
}
body[data-ground="stone"] .folio { --fb: var(--stone); --fi: #121517; --fs: #424845; --fa: #A12B17; }
body[data-ground="graphite"] .folio { --fb: var(--graphite); --fi: #E9EBE6; --fs: #A3ABA6; --fa: #FF7A5C; }
.folio .mark { color: var(--fi); font-size: 1.05rem; }
.folio .mark b { color: var(--fa); }
.folio__here {
  writing-mode: vertical-rl; transform: rotate(180deg);
  font-family: var(--sc-font-display); font-size: 0.8rem; font-weight: 600; letter-spacing: 0.1em; text-transform: uppercase;
  display: flex; gap: 0.9em; align-items: center; color: var(--fs); white-space: nowrap; max-height: 60vh; overflow: hidden;
}
.folio__num { color: var(--fa); font-stretch: 100%; letter-spacing: 0.04em; }
.folio__btn {
  text-decoration: none;
  writing-mode: vertical-rl; transform: rotate(180deg);
  font-family: var(--sc-font-display); font-size: 0.8rem; font-weight: 600; letter-spacing: 0.1em; text-transform: uppercase;
  background: none; border: 0; color: var(--fi); cursor: pointer; padding: 0.7rem 0.55rem;
  border-radius: var(--r);
}
.folio__btn:hover { color: var(--fa); }
.folio__btn:focus-visible, .folio .mark:focus-visible { outline-color: var(--fa); }
@media (max-width: 959.98px) {
  .folio {
    inset: auto 0 0 0; width: auto; height: calc(var(--foot) + env(safe-area-inset-bottom, 0px));
    padding: 0 1rem env(safe-area-inset-bottom, 0px); flex-direction: row; gap: 1rem;
    border-right: 0; border-top: 1px solid color-mix(in oklab, var(--fi) 16%, transparent);
  }
  .folio__here, .folio__btn { writing-mode: horizontal-tb; transform: none; }
  .folio__here { flex: 1; min-width: 0; font-size: 0.72rem; letter-spacing: 0.08em; gap: 0.6em; }
  .folio__here span:last-child { overflow: hidden; text-overflow: ellipsis; }
  .folio__btn { padding: 0.85rem 0.25rem; font-size: 0.74rem; min-height: 44px; }
}

/* contents drawer: the whole site, plus this page's chapters */
.contents {
  border: 0; padding: 0; margin: 0; max-height: none; height: 100%; height: 100dvh;
  width: min(34rem, 100%); background: var(--paper); color: #16191C;
  box-shadow: var(--sc-e3);
}
.contents::backdrop { background: color-mix(in oklab, #15181B 42%, transparent); }
.contents[open] { animation: drawer 280ms var(--sc-ease-drawer); }
@keyframes drawer { from { transform: translateX(-24px); opacity: 0; } }
@media (prefers-reduced-motion: reduce) { .contents[open] { animation: none; } }
.contents__in { padding: clamp(1.5rem, 4vw, 3rem); display: grid; gap: 2.2rem; }
.contents__top { display: flex; justify-content: space-between; align-items: center; }
.contents__top .mark { font-size: 1.4rem; }
.contents__close { background: none; border: 1px solid color-mix(in oklab, #16191C 25%, transparent); border-radius: var(--r); padding: 0.55rem 0.9rem; cursor: pointer; font-family: var(--sc-font-display); font-weight: 600; font-size: 0.85rem; min-height: 44px; }
.contents__close:hover { border-color: #B0301A; color: #B0301A; }
.contents ol, .contents ul { list-style: none; margin: 0; padding: 0; }
.contents h2 { margin: 0 0 0.8rem; }
.toc a { display: grid; grid-template-columns: 2.6rem 1fr; align-items: baseline; padding: 0.55rem 0; text-decoration: none; border-top: 1px solid color-mix(in oklab, #16191C 12%, transparent); font-size: 1.12rem; }
.toc a span:first-child { font-family: var(--sc-font-display); font-weight: 600; font-size: 0.8rem; color: #B0301A; letter-spacing: 0.04em; }
.toc a:hover { color: #B0301A; }
.toc a[aria-current="page"] { font-weight: 600; }
.sitelist a { display: block; text-decoration: none; font-family: var(--sc-font-display); font-weight: 560; font-stretch: 92%; letter-spacing: -0.02em; font-size: clamp(1.5rem, 1.2rem + 1vw, 2rem); line-height: 1.25; padding-block: 0.1rem; }
.sitelist a:hover { color: #B0301A; }
.sitelist a[aria-current="page"] { color: #B0301A; }
.sitelist a[aria-current="page"]::after { content: "  you are here"; font-size: 0.75rem; letter-spacing: 0.1em; text-transform: uppercase; font-weight: 600; color: #4A504D; }

/* ---------------------------------------------------- title page (hero) -- */
.title {
  position: relative; min-height: 100vh; min-height: 100svh; overflow: clip;
  display: grid; grid-template-rows: auto 1fr auto;
  padding: clamp(1.25rem, 3vw, 2.5rem) clamp(1.25rem, 4.5vw, 5rem) calc(clamp(2rem, 6vh, 4.5rem) + var(--foot));
}
.title__crop { position: absolute; inset: clamp(0.6rem, 1.4vw, 1.1rem); pointer-events: none; z-index: 1; color: color-mix(in oklab, #16191C 45%, transparent); }
.title__crop svg { position: absolute; width: 22px; height: 22px; }
.title__crop svg:nth-child(1) { left: 0; top: 0; }
.title__crop svg:nth-child(2) { right: 0; top: 0; transform: scaleX(-1); }
.title__crop svg:nth-child(3) { left: 0; bottom: 0; transform: scaleY(-1); }
.title__crop svg:nth-child(4) { right: 0; bottom: 0; transform: scale(-1); }
.title__head { position: relative; z-index: 4; display: flex; justify-content: space-between; align-items: baseline; gap: 1rem; }
.title__head .mark { font-size: clamp(1.6rem, 1.2rem + 1.4vw, 2.6rem); }
.title__domain { font-family: var(--sc-font-display); font-size: 0.85rem; font-weight: 600; letter-spacing: 0.04em; color: var(--sc-ink-soft); }
.title__body { position: relative; z-index: 3; align-self: end; display: grid; gap: clamp(1.1rem, 2.4vh, 1.8rem); max-width: 68rem; }
.title__body .disp--hero { max-width: 27ch; }

/* far plane: the ampersand, the 'n' in RP 'n Co */
.title__amp {
  position: absolute; z-index: 0; pointer-events: none; user-select: none;
  right: clamp(-2rem, 1vw, 3rem); top: 4%;
  font-family: var(--sc-font-text); font-style: italic; font-weight: 300;
  font-size: min(108vh, 66vw); line-height: 0.9; letter-spacing: 0;
  color: color-mix(in oklab, var(--stone) 82%, var(--paper));
}
.title__amp span { display: block; }
/* near plane: the proof slip with the contents, laid across the ampersand */
.slip {
  position: absolute; z-index: 5; right: clamp(2rem, 7vw, 8rem); top: clamp(5.5rem, 17vh, 11rem);
  width: clamp(17rem, 24vw, 21rem); padding: 1.4rem 1.5rem 1.2rem;
  background: color-mix(in oklab, #FBFBF8 90%, transparent);
  box-shadow: 0 1px 0 rgba(255,255,255,.7) inset, 0 3px 6px hsl(150 8% 20% / .10), 0 22px 44px -18px hsl(150 8% 20% / .32);
  rotate: -2.2deg; color: #16191C;
}
.slip__inner { display: grid; gap: 0.2rem; }
.slip .kick { margin-bottom: 0.5rem; }
.slip a { display: grid; grid-template-columns: 2rem 1fr; text-decoration: none; padding: 0.28rem 0; border-top: 1px solid rgba(22,25,28,.09); font-size: 1.02rem; line-height: 1.3; position: relative; }
.slip a span:first-child { font-family: var(--sc-font-display); font-size: 0.74rem; font-weight: 600; color: #B0301A; padding-top: 0.2em; }
.slip a:hover { color: #B0301A; }
.slip__ring { position: absolute; left: 1.1rem; width: calc(100% - 1.6rem); height: 2.4rem; pointer-events: none; color: #B0301A; overflow: visible; }
.slip__note { position: absolute; right: -0.4rem; bottom: -2.6rem; rotate: 3deg; font-style: italic; color: #B0301A; font-size: 1.02rem; }
@media (max-width: 959.98px) {
  .slip { display: none; }
  .title__amp { font-size: 26rem; right: -4.5rem; top: 6%; }
  .title__body .disp--hero { font-size: clamp(2.3rem, 9.4vw, 3.4rem); }
}
@media (max-width: 380px) { .title__body .disp--hero { font-size: 2.15rem; } .deck { font-size: 1.08rem; } }

/* --------------------------------------------------------- intertitles -- */
.inter { padding: clamp(3.5rem, 9vw, 8rem) 0 clamp(2.5rem, 5vw, 4.5rem); }
.inter__row { display: grid; grid-template-columns: auto 1fr; gap: clamp(1rem, 3vw, 3rem); align-items: end; }
.inter__num {
  font-family: var(--sc-font-text); font-weight: 300; font-variation-settings: "opsz" 72;
  font-size: clamp(5rem, 3rem + 9vw, 12rem); line-height: 0.86; letter-spacing: -0.01em;
  color: var(--sc-accent); padding-block: 0.06em; margin: 0;
}
.inter__t { padding-bottom: 0.35em; }
.inter__t .disp { margin-top: 0.4rem; }

/* ---------------------------------------------------------- chapter I -- */
.readers { padding-bottom: clamp(4rem, 9vw, 8rem); }
.readers__cols { display: grid; grid-template-columns: 1fr 1fr; border-top: 1px solid color-mix(in oklab, var(--sc-ink) 22%, transparent); }
.reader { position: relative; padding: clamp(1.6rem, 3vw, 2.8rem) clamp(1.2rem, 3vw, 3rem) clamp(1.6rem, 3vw, 2.8rem) 0; display: grid; gap: 1.1rem; align-content: start; }
.reader + .reader { padding-left: clamp(1.2rem, 3vw, 3rem); padding-right: 0; border-left: 1px solid color-mix(in oklab, var(--sc-ink) 22%, transparent); }
.reader ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 0.45rem; }
.reader li { padding-left: 1.2rem; position: relative; }
.reader li::before { content: ""; position: absolute; left: 0; top: 0.72em; width: 0.55rem; height: 1px; background: var(--sc-ink-soft); }
.pick {
  justify-self: start; margin-top: 0.4rem; font-family: var(--sc-font-display); font-weight: 600; font-size: 0.95rem;
  background: transparent; color: var(--sc-ink); border: 1.5px solid color-mix(in oklab, var(--sc-ink) 40%, transparent);
  border-radius: var(--r); padding: 0.7rem 1.05rem; min-height: 44px; cursor: pointer;
  transition: background-color 160ms var(--sc-ease-out), color 160ms var(--sc-ease-out), border-color 160ms var(--sc-ease-out);
}
.pick:hover { border-color: var(--sc-accent); color: var(--sc-accent); }
.pick:active { transform: scale(0.97); }
.pick[aria-pressed="true"] { background: var(--sc-accent); border-color: var(--sc-accent); color: var(--sc-accent-ink); }
.pick[aria-pressed="true"]::before { content: "\2713\00a0"; }
/* the red proof bracket marks the column the visitor chose */
.reader__mark { position: absolute; top: 1.4rem; bottom: 1.4rem; left: -1.1rem; width: 0.7rem; border: 2px solid var(--sc-accent); border-right: 0; opacity: 0; transform: translateX(-6px); transition: opacity 220ms var(--sc-ease-out), transform 220ms var(--sc-ease-out); }
.reader + .reader .reader__mark { left: 0.4rem; }
.reader__you { position: absolute; top: 0.6rem; left: -1.1rem; font-style: italic; color: var(--sc-accent); font-size: 0.95rem; opacity: 0; transition: opacity 220ms var(--sc-ease-out); }
.reader + .reader .reader__you { left: 0.4rem; }
.reader.is-you .reader__mark { opacity: 1; transform: none; }
.reader.is-you .reader__you { opacity: 1; }
.readers__join { margin-top: clamp(2rem, 4vw, 3.5rem); display: grid; grid-template-columns: repeat(12, minmax(0,1fr)); column-gap: 2rem; }
.readers__join p { grid-column: 3 / span 8; font-size: clamp(1.25rem, 1rem + 0.9vw, 1.85rem); line-height: 1.32; text-wrap: balance; margin: 0; }
.status { font-family: var(--sc-font-display); font-size: 0.86rem; color: var(--sc-ink-soft); min-height: 1.4em; margin: 0.8rem 0 0; }
@media (max-width: 760px) {
  .readers__cols { grid-template-columns: 1fr; }
  .reader { padding-right: 0; padding-left: 1.1rem; }
  .reader + .reader { padding-left: 1.1rem; border-left: 0; border-top: 1px solid color-mix(in oklab, var(--sc-ink) 22%, transparent); }
  .reader__mark, .reader + .reader .reader__mark { left: 0; }
  .reader__you, .reader + .reader .reader__you { left: auto; right: 0; top: 1.4rem; }
  .readers__join p { grid-column: 1 / -1; }
}

/* --------------------------------------------------------- chapter II -- */
.ledger { padding-bottom: clamp(4rem, 9vw, 8rem); }
.disc { display: grid; grid-template-columns: repeat(12, minmax(0,1fr)); column-gap: clamp(1rem, 2.2vw, 2.25rem); border-top: 1px solid color-mix(in oklab, var(--sc-ink) 22%, transparent); padding-block: clamp(1.8rem, 4vw, 3.6rem); }
.disc__head { grid-column: 1 / span 5; align-self: start; position: sticky; top: 2rem; display: grid; gap: 0.6rem; }
.disc__head .disp { font-size: clamp(1.9rem, 1.2rem + 2.2vw, 3.4rem); font-stretch: 84%; }
.disc__tag { font-family: var(--sc-font-display); font-weight: 600; font-size: 0.82rem; letter-spacing: 0.06em; color: var(--sc-accent); margin: 0; }
.disc__body { grid-column: 7 / span 6; display: grid; gap: 1.3rem; }
.disc__body .lead { font-size: clamp(1.15rem, 1rem + 0.5vw, 1.4rem); line-height: 1.42; margin: 0; text-wrap: pretty; }
.incl { list-style: none; margin: 0; padding: 0; columns: 2; column-gap: 2rem; }
.incl li { break-inside: avoid; padding: 0.5rem 0; border-top: 1px solid color-mix(in oklab, var(--sc-ink) 13%, transparent); font-size: 1rem; line-height: 1.38; }
.disc__foot { font-family: var(--sc-font-display); font-size: 0.88rem; color: var(--sc-ink-soft); margin: 0; }
.disc__foot strong { color: var(--sc-ink); font-weight: 600; }
.disc--peak { background: none; }
@media (max-width: 860px) {
  .disc__head { grid-column: 1 / -1; position: static; margin-bottom: 1rem; }
  .disc__body { grid-column: 1 / -1; }
  .incl { columns: 1; }
}

/* ----------------------------------------------- chapter III intertitle -- */
.hush { min-height: 92vh; min-height: 92svh; display: grid; align-content: center; padding-block: 4rem; }
.hush__line { font-size: clamp(1.6rem, 1.1rem + 2vw, 3.1rem); line-height: 1.22; max-width: 26ch; margin: clamp(2.5rem, 7vh, 5rem) 0 0; text-wrap: balance; font-weight: 380; }
.hush__line em { color: var(--sc-accent); }

/* ------------------------------------------------- chapter III: the file --
   The signature move. Scroll writes the engagement file line by line, the red
   pen edits it as it goes, and the platen advances so the line being written
   stays at the same height. */
.method .sc-stage { background: var(--graphite); }
.desk {
  height: 100%; display: grid; grid-template-columns: minmax(14rem, 0.85fr) 2fr; gap: clamp(1.5rem, 4vw, 4.5rem);
  padding: clamp(1.25rem, 3.5vh, 2.5rem) clamp(1.25rem, 4.5vw, 5rem);
}
.steps__col { align-self: center; }
.steps { list-style: none; margin: 0; padding: 0; display: grid; gap: 0; }
.steps li { position: relative; padding: 1rem 0 1rem 1.4rem; border-top: 1px solid var(--sc-hairline); color: var(--sc-ink-soft); transition: color 220ms var(--sc-ease-out); }
.steps li:last-child { border-bottom: 1px solid var(--sc-hairline); }
.steps li::before { content: ""; position: absolute; left: 0; top: 1.05rem; bottom: 1.05rem; width: 3px; background: var(--sc-accent); transform: scaleY(0); transform-origin: top; transition: transform 260ms var(--sc-ease-out); }
.steps li.is-on { color: var(--sc-ink); }
.steps li.is-on::before { transform: none; }
.steps li.is-done { color: color-mix(in oklab, var(--sc-ink) 74%, var(--graphite)); }
.steps b { display: block; font-family: var(--sc-font-display); font-weight: 600; font-size: 1.08rem; letter-spacing: -0.01em; }
.steps span { display: block; font-size: 0.98rem; line-height: 1.4; margin-top: 0.2rem; }
.steps__intro { font-family: var(--sc-font-display); font-size: 0.78rem; font-weight: 600; letter-spacing: 0.12em; text-transform: uppercase; color: var(--sc-ink-soft); margin: 0 0 1rem; }
.platen { position: relative; height: 100%; overflow: hidden; -webkit-mask-image: linear-gradient(to bottom, transparent 0, #000 4%, #000 88%, transparent 100%); mask-image: linear-gradient(to bottom, transparent 0, #000 4%, #000 88%, transparent 100%); }
.file {
  position: relative; background: #F4F5F1; color: #16191C; max-width: 60rem;
  padding: clamp(1.6rem, 3.2vw, 3rem) clamp(11rem, 17vw, 15rem) clamp(3rem, 14vh, 8rem) clamp(1.4rem, 3.6vw, 3.4rem);
  margin-top: clamp(1rem, 6vh, 3.5rem);
  box-shadow: 0 1px 0 rgba(255,255,255,.6) inset, 0 4px 10px rgba(0,0,0,.25), 0 30px 60px -20px rgba(0,0,0,.55);
  will-change: transform; font-size: clamp(0.98rem, 0.9rem + 0.25vw, 1.1rem); line-height: 1.5;
  --red: #B0301A;
  --sc-ink: #16191C;
  --sc-ink-soft: #4A504D;
}
.file__head { display: flex; justify-content: space-between; gap: 1rem; align-items: baseline; flex-wrap: wrap; padding-bottom: 1rem; border-bottom: 2px solid #16191C; }
.file__title { font-family: var(--sc-font-display); font-weight: 700; font-size: 1.15rem; letter-spacing: 0.08em; text-transform: uppercase; font-stretch: 110%; margin: 0; }
.file__flag { font-family: var(--sc-font-display); font-size: 0.78rem; font-weight: 600; letter-spacing: 0.04em; color: #4A504D; margin: 0; }
.file__meta { display: grid; grid-template-columns: auto 1fr; gap: 0.15rem 1.2rem; margin: 1rem 0 0; font-size: 0.98rem; }
.file__meta dt { font-family: var(--sc-font-display); font-size: 0.78rem; font-weight: 600; letter-spacing: 0.06em; text-transform: uppercase; color: #4A504D; padding-top: 0.2em; }
.file__meta dd { margin: 0; }
.file section { position: relative; margin-top: 2.2rem; }
.file h3 { font-family: var(--sc-font-display); font-weight: 650; font-size: 1.3rem; letter-spacing: -0.01em; margin: 0 0 0.6rem; display: flex; gap: 0.7rem; align-items: baseline; }
.file h3 i { font-style: normal; color: var(--red); font-size: 0.9rem; font-weight: 600; }
.file p, .file li { margin: 0; }
.file ul { list-style: none; padding: 0; margin: 0.4rem 0 0; display: grid; gap: 0.3rem; }
.file ul.notes li { padding-left: 1.1rem; position: relative; }
.file ul.notes li::before { content: ""; position: absolute; left: 0; top: 0.75em; width: 0.5rem; height: 1px; background: #4A504D; }
.file .sub { font-family: var(--sc-font-display); font-size: 0.76rem; font-weight: 600; letter-spacing: 0.1em; text-transform: uppercase; color: #4A504D; margin-top: 1rem; }
.file table { width: 100%; border-collapse: collapse; margin-top: 0.6rem; font-size: 0.95rem; line-height: 1.38; }
.file th { text-align: left; font-family: var(--sc-font-display); font-size: 0.74rem; font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase; color: #4A504D; padding: 0 0.8rem 0.4rem 0; border-bottom: 1px solid rgba(22,25,28,.3); }
.file td { vertical-align: top; padding: 0.55rem 0.8rem 0.55rem 0; border-bottom: 1px solid rgba(22,25,28,.12); }
.file td:first-child { font-family: var(--sc-font-display); font-weight: 600; font-size: 0.86rem; white-space: nowrap; }
.file .sign { display: flex; gap: 1rem; align-items: flex-end; margin-top: 1.6rem; font-family: var(--sc-font-display); font-weight: 600; color: var(--red); }
.file .sign.w { width: auto; }
.file .sign span:last-child { flex: 1; border-bottom: 1.5px solid var(--red); height: 1.6rem; }

/* write units: scroll sets --w (0..1) on each. clip-path is the sanctioned wipe. */
.w { --w: 1; width: fit-content; max-width: 100%; clip-path: inset(-0.2em calc((1 - var(--w)) * 100%) -0.3em 0); }
tr.w { clip-path: none; opacity: calc(0.08 + var(--w) * 0.92); }
.js-file .w { --w: 0; }
/* red pen: strike, ring, margin notes */
.strike { position: relative; display: inline; color: #16191C; transition: color 260ms var(--sc-ease-out); }
.strike::after { content: ""; position: absolute; left: -0.1em; right: -0.1em; top: 55%; height: 2px; background: var(--red); transform: scaleX(var(--k, 1)); transform-origin: left; }
.js-file .strike::after { transform: scaleX(var(--k, 0)); }
.strike.is-struck { color: #6A706D; }
.note {
  position: absolute; right: calc(-1 * clamp(11rem, 17vw, 15rem) + 1.4rem); width: calc(clamp(11rem, 17vw, 15rem) - 3rem); top: 0.2rem;
  font-style: italic; color: var(--red); font-size: 1rem; line-height: 1.3; rotate: -1.5deg;
  opacity: var(--k, 1); transform: translateY(calc((1 - var(--k, 1)) * 6px));
}
.js-file .note { opacity: var(--k, 0); }
.note::before { content: ""; position: absolute; left: -1.4rem; top: 0.6em; width: 1rem; height: 1.5px; background: var(--red); }
.after { position: relative; margin-top: 0.8rem; padding: 0.9rem 1rem; background: #fff; border: 1.5px solid var(--red); border-radius: var(--r); opacity: var(--k, 1); }
.js-file .after { opacity: var(--k, 0); }
.after .sub { margin-top: 0; color: var(--red); }
.caret { position: absolute; left: 0; top: 0; width: 2px; height: 1.15em; background: var(--red); opacity: 0; pointer-events: none; will-change: transform; }
.file.is-writing .caret { opacity: 1; }
@media (max-width: 1240px) {
  .file { padding-right: clamp(1.4rem, 3.6vw, 3.4rem); max-width: 46rem; }
  .note { position: relative; right: auto; width: auto; display: block; margin-top: 0.5rem; rotate: 0deg; }
  .note::before { display: none; }
}
@media (max-width: 960px) {
  .desk { grid-template-columns: 1fr; grid-template-rows: auto 1fr; gap: 0.75rem; padding-top: 1rem; }
  .steps { align-self: start; grid-template-columns: repeat(4, 1fr); gap: 0.5rem; }
  .steps__intro { display: none; }
  .steps li { padding: 0.6rem 0 0; border-top: 0; border-bottom: 0 !important; }
  .steps li::before { left: 0; right: 0; top: 0; bottom: auto; width: auto; height: 3px; transform: scaleX(0); transform-origin: left; background: var(--sc-accent); }
  .steps li { box-shadow: inset 0 1px 0 var(--sc-hairline); }
  .steps li.is-on::before { transform: none; }
  .steps b { font-size: 0.82rem; }
  .steps span { display: none; }
  .file { margin-top: 0.5rem; padding-bottom: 22vh; }
  .file table { font-size: 0.86rem; }
  .file th:nth-child(3), .file td:nth-child(3) { display: none; }
}
/* No pinning, no writing, under reduced motion: the file is simply there. */
.method--static .platen { height: auto; overflow: visible; -webkit-mask-image: none; mask-image: none; }
.method--static .desk { height: auto; padding-block: 3rem 5rem; }
.method--static .file { padding-bottom: 3rem; }
.method--static .steps { align-self: start; position: sticky; top: 2rem; }
.method__out { padding: clamp(2.5rem, 6vw, 5rem) 0 clamp(3.5rem, 8vw, 6rem); }
.method__out p { max-width: 52ch; }

/* --------------------------------------------------------- chapter IV -- */
.agency { padding-bottom: clamp(4rem, 9vw, 8rem); }
.agency__grid { display: grid; grid-template-columns: repeat(12, minmax(0,1fr)); column-gap: clamp(1rem, 2.2vw, 2.25rem); row-gap: 2.5rem; align-items: start; }
.lh { grid-column: 1 / span 6; position: relative; }
.lh__sheet { position: relative; background: #F6F7F3; color: #16191C; padding: clamp(1.4rem, 3vw, 2.6rem); box-shadow: 0 1px 0 rgba(255,255,255,.7) inset, 0 3px 8px hsl(150 8% 20% / .14), 0 26px 50px -22px hsl(150 8% 20% / .42); rotate: -0.8deg; }
.lh__top { position: relative; height: 4.2rem; border-bottom: 2px solid #16191C; margin-bottom: 1.4rem; }
.lh__brand { position: absolute; inset: 0; display: flex; align-items: center; justify-content: space-between; gap: 1rem; background: #F6F7F3; }
.lh__brand .mark { font-size: 2rem; }
.lh__brand small { font-family: var(--sc-font-display); font-size: 0.74rem; font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase; color: #4A504D; }
.lh__yours .yours { font-family: var(--sc-font-display); font-weight: 700; font-size: 1.85rem; letter-spacing: -0.03em; font-stretch: 112%; }
.lh__yours .yours i { font-style: normal; color: #A12B17; }
.lh__doc { display: grid; gap: 0.5rem; font-size: 1rem; }
.lh__doc h3 { font-family: var(--sc-font-display); font-weight: 650; font-size: 1.35rem; margin: 0 0 0.3rem; }
.lh__doc dl { display: grid; grid-template-columns: auto 1fr; gap: 0.2rem 1rem; margin: 0 0 0.6rem; }
.lh__doc dt { font-family: var(--sc-font-display); font-size: 0.74rem; font-weight: 600; letter-spacing: 0.06em; text-transform: uppercase; color: #4A504D; padding-top: 0.25em; }
.lh__doc dd { margin: 0; }
.lh__doc ol { margin: 0; padding-left: 1.2rem; display: grid; gap: 0.2rem; }
.lh__foot { margin-top: 1.4rem; padding-top: 0.8rem; border-top: 1px solid rgba(22,25,28,.18); font-family: var(--sc-font-display); font-size: 0.78rem; color: #4A504D; display: flex; justify-content: space-between; gap: 1rem; }
.lh__caption { margin-top: 1.2rem; font-size: 0.98rem; color: var(--sc-ink-soft); font-style: italic; max-width: 42ch; }
.terms { grid-column: 8 / span 5; display: grid; gap: 0; list-style: none; margin: 0; padding: 0; }
.terms li { padding: 1.1rem 0; border-top: 1px solid color-mix(in oklab, var(--sc-ink) 22%, transparent); display: grid; gap: 0.3rem; }
.terms li:last-child { border-bottom: 1px solid color-mix(in oklab, var(--sc-ink) 22%, transparent); }
.terms b { font-family: var(--sc-font-display); font-weight: 650; font-size: 1.12rem; letter-spacing: -0.01em; }
.terms span { color: var(--sc-ink-soft); font-size: 1.02rem; line-height: 1.45; }
@media (max-width: 900px) { .lh, .terms { grid-column: 1 / -1; } .lh__brand .mark { font-size: 1.6rem; } .lh__yours .yours { font-size: 1.5rem; } }

/* ---------------------------------------------------------- chapter V -- */
.work { padding-bottom: clamp(4rem, 9vw, 7rem); }
.work__grid { display: grid; grid-template-columns: repeat(12, minmax(0,1fr)); column-gap: clamp(1rem, 2.2vw, 2.25rem); row-gap: 2.4rem; }
.work__text { grid-column: 1 / span 5; display: grid; gap: 1.2rem; align-content: start; }
.empty { grid-column: 7 / span 6; border-collapse: collapse; width: 100%; font-size: 0.98rem; }
.empty caption { caption-side: bottom; text-align: left; padding-top: 1rem; font-style: italic; color: var(--sc-ink-soft); }
.empty th { text-align: left; font-family: var(--sc-font-display); font-size: 0.74rem; font-weight: 600; letter-spacing: 0.1em; text-transform: uppercase; color: var(--sc-ink-soft); padding: 0 1rem 0.6rem 0; border-bottom: 1.5px solid var(--sc-ink); }
.empty td { height: 3.4rem; border-bottom: 1px solid color-mix(in oklab, var(--sc-ink) 16%, transparent); padding: 0; }
@media (max-width: 860px) { .work__text, .empty { grid-column: 1 / -1; } }

/* --------------------------------------------------------- chapter VI -- */
.about { padding-bottom: clamp(4rem, 9vw, 7rem); }
.about__grid { display: grid; grid-template-columns: repeat(12, minmax(0,1fr)); column-gap: clamp(1rem, 2.2vw, 2.25rem); row-gap: 2rem; }
.about__big { grid-column: 1 / span 8; }
.about__big .disp { font-size: clamp(2rem, 1.2rem + 3vw, 4.4rem); font-stretch: 88%; }
.about__card { grid-column: 1 / span 4; align-self: start; display: grid; gap: 0.3rem; padding-top: 1rem; border-top: 2px solid var(--sc-ink); }
.about__card .name { font-family: var(--sc-font-display); font-weight: 650; font-size: 1.3rem; letter-spacing: -0.015em; }
.about__text { grid-column: 6 / span 6; }
@media (max-width: 860px) { .about__big, .about__card, .about__text { grid-column: 1 / -1; } }

/* -------------------------------------------------------- VII colophon -- */
.colophon { padding: clamp(3rem, 7vw, 6rem) 0 clamp(2rem, 4vw, 3rem); }
.colophon__grid { display: grid; grid-template-columns: repeat(12, minmax(0,1fr)); column-gap: clamp(1rem, 2.2vw, 2.25rem); row-gap: 2.5rem; }
.colophon__ask { grid-column: 1 / span 4; display: grid; gap: 1rem; align-content: start; font-size: 1.02rem; }
.colophon__ask .disp { font-size: clamp(1.5rem, 1.2rem + 1vw, 2.1rem); }
.colophon__form { grid-column: 6 / span 7; }
.form { display: grid; grid-template-columns: 1fr 1fr; gap: 1.1rem 1.4rem; }
.field { display: grid; gap: 0.35rem; }
.field--wide { grid-column: 1 / -1; }
.field label, .field legend { font-family: var(--sc-font-display); font-size: 0.78rem; font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase; color: var(--sc-ink-soft); padding: 0; }
.field input[type="text"], .field input[type="email"], .field textarea {
  width: 100%; background: #F8F9F6; border: 0; border-bottom: 1.5px solid color-mix(in oklab, var(--sc-ink) 45%, transparent);
  border-radius: var(--r) var(--r) 0 0; padding: 0.7rem 0.75rem; font-size: 1.05rem; color: var(--sc-ink); min-height: 44px;
  transition: border-color 160ms var(--sc-ease-out), background-color 160ms var(--sc-ease-out);
}
.field textarea { min-height: 8.5rem; resize: vertical; line-height: 1.5; }
.field input:hover, .field textarea:hover { border-bottom-color: var(--sc-ink); }
.field input:focus-visible, .field textarea:focus-visible { outline: 2px solid var(--sc-accent); outline-offset: 2px; background: #fff; }
.field [aria-invalid="true"] { border-bottom-color: var(--sc-accent); }
.err { font-family: var(--sc-font-display); font-size: 0.84rem; color: var(--sc-accent); min-height: 0; margin: 0; }
fieldset.field { border: 0; margin: 0; padding: 0; }
.seg { display: flex; flex-wrap: wrap; gap: 0.6rem; margin-top: 0.35rem; }
.seg label { text-transform: none; letter-spacing: -0.005em; font-size: 1rem; color: var(--sc-ink); display: inline-flex; gap: 0.5rem; align-items: center; padding: 0.55rem 0.9rem; border: 1.5px solid color-mix(in oklab, var(--sc-ink) 30%, transparent); border-radius: var(--r); cursor: pointer; min-height: 44px; }
.seg label:has(input:checked) { border-color: var(--sc-accent); }
.seg label:has(input:focus-visible) { outline: 2px solid var(--sc-accent); outline-offset: 2px; }
.seg input { margin: 0; width: 1.05rem; height: 1.05rem; }
.form__row { grid-column: 1 / -1; display: flex; flex-wrap: wrap; gap: 1rem 1.6rem; align-items: center; }
.send {
  font-family: var(--sc-font-display); font-weight: 650; font-size: 1rem; background: var(--sc-accent); color: var(--sc-accent-ink);
  border: 0; border-radius: var(--r); padding: 0.85rem 1.4rem; min-height: 48px; cursor: pointer;
  box-shadow: var(--sc-e1); transition: background-color 160ms var(--sc-ease-out), transform 120ms var(--sc-ease-out);
}
.send:hover { background: color-mix(in oklab, var(--sc-accent) 86%, #000); }
.send:active { transform: translateY(1px); }
.send:disabled { opacity: 0.55; cursor: progress; }
.form__msg { margin: 0; font-size: 1rem; max-width: 46ch; }
.form__msg.is-ok { color: var(--sc-ink); }
.form__msg.is-warn { color: var(--sc-accent); }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
@media (max-width: 860px) { .colophon__ask, .colophon__form { grid-column: 1 / -1; } }
@media (max-width: 560px) { .form { grid-template-columns: 1fr; } }

.foot { margin-top: clamp(3rem, 6vw, 5rem); padding-top: 1.2rem; border-top: 1px solid color-mix(in oklab, var(--sc-ink) 22%, transparent); display: flex; flex-wrap: wrap; justify-content: space-between; gap: 0.8rem 2rem; font-family: var(--sc-font-display); font-size: 0.8rem; color: var(--sc-ink-soft); }
.foot nav { display: flex; flex-wrap: wrap; gap: 0.4rem 1.2rem; }
.foot a { color: var(--sc-ink-soft); text-decoration: none; padding-block: 0.3rem; }
.foot a:hover { color: var(--sc-accent); }
.foot p { margin: 0; }

/* ---------------------------------------------------------- inner pages -- */
.page-title { position: relative; overflow: clip; padding: clamp(1.25rem, 3vw, 2.5rem) 0 clamp(3rem, 7vw, 6rem); }
.page-title__head { display: flex; justify-content: space-between; align-items: baseline; margin-bottom: clamp(4rem, 14vh, 9rem); }
.page-title__head .mark { font-size: clamp(1.4rem, 1.1rem + 1vw, 2rem); }
.page-title .disp--xl { max-width: 17ch; }
.page-title .deck { margin-top: 1.4rem; max-width: 46ch; }
.page-title__amp { position: absolute; right: -1rem; top: -4rem; font-family: var(--sc-font-text); font-style: italic; font-weight: 300; font-size: clamp(16rem, 36vw, 34rem); line-height: 1; color: color-mix(in oklab, var(--stone) 70%, var(--paper)); pointer-events: none; user-select: none; z-index: 0; }
.page-title > .wrap { position: relative; z-index: 1; }
.block { padding-block: clamp(3rem, 7vw, 6rem); }
.two { display: grid; grid-template-columns: repeat(12, minmax(0,1fr)); column-gap: clamp(1rem, 2.2vw, 2.25rem); row-gap: 1.6rem; }
.two > .l { grid-column: 1 / span 4; }
.two > .r { grid-column: 6 / span 7; }
@media (max-width: 860px) { .two > .l, .two > .r { grid-column: 1 / -1; } }
.steps-list { list-style: none; margin: 0; padding: 0; counter-reset: s; }
.steps-list li { counter-increment: s; display: grid; grid-template-columns: 3rem 1fr; padding: 1.2rem 0; border-top: 1px solid color-mix(in oklab, var(--sc-ink) 20%, transparent); }
.steps-list li::before { content: counter(s, upper-roman); font-family: var(--sc-font-display); font-weight: 600; color: var(--sc-accent); font-size: 0.9rem; padding-top: 0.25rem; }
.steps-list b { font-family: var(--sc-font-display); font-weight: 650; font-size: 1.15rem; display: block; margin-bottom: 0.25rem; }
.skip { position: absolute; left: 1rem; top: -4rem; z-index: 100; background: #16191C; color: #fff; padding: 0.7rem 1rem; border-radius: var(--r); font-family: var(--sc-font-display); font-weight: 600; }
.skip:focus { top: 1rem; }
.visually-hidden { position: absolute !important; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }


/* seo:focus — visible keyboard focus for links and controls */
a:focus-visible, button:focus-visible, summary:focus-visible {
  outline: 2px solid var(--sc-accent);
  outline-offset: 3px;
}
.folio__btn:focus-visible, .folio .mark:focus-visible {
  outline: 2px solid var(--fa);
  outline-offset: 3px;
}