@font-face {
  font-family: "Archivo";
  src: url("fonts/archivo-latin.woff2") format("woff2");
  font-weight: 100 900;
  font-stretch: 62% 125%;
  font-display: swap;
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: "Archivo";
  src: url("fonts/archivo-latin-ext.woff2") format("woff2");
  font-weight: 100 900;
  font-stretch: 62% 125%;
  font-display: swap;
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}

:root {
  --board: #0e2a28;
  --board-line: #2c4d49;
  --on-board: #e8f0ec;
  --on-board-2: #a3bdb6;
  --paper: #f6f8f7;
  --tint: #e5edea;
  --ink: #10201e;
  --ink-2: #4a5c59;
  --line: #c9d5d1;
  --brass: #c99a5e;
  --brass-hi: #dcb27a;
  --brass-deep: #8c5f2a;
  --plate: #ffffff;
  --shadow: 0 1px 2px rgb(8 24 22 / .12), 0 18px 40px -12px rgb(8 24 22 / .35);

  --font: "Archivo", system-ui, sans-serif;
  --gutter: clamp(1rem, 4vw, 3rem);
  --max: 76rem;
  --space-1: .5rem;
  --space-2: 1rem;
  --space-3: 1.5rem;
  --space-4: 2.5rem;
  --space-5: 4rem;
  --space-6: clamp(4.5rem, 10vw, 8rem);
  --ease: cubic-bezier(.16, 1, .3, 1);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 4.5rem; -webkit-text-size-adjust: 100%; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font);
  font-size: 1.0625rem;
  line-height: 1.6;
  font-stretch: 100%;
  font-variant-numeric: tabular-nums;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}
::selection { background: var(--brass); color: var(--board); }
html { scrollbar-color: var(--board-line) var(--paper); }
:focus-visible { outline: 2px solid var(--brass-deep); outline-offset: 3px; }
.cover :focus-visible, .masthead :focus-visible { outline-color: var(--brass-hi); }
a { color: inherit; text-underline-offset: .22em; text-decoration-thickness: 1px; }
a, button { touch-action: manipulation; -webkit-tap-highlight-color: rgb(201 154 94 / .25); }
p, h1, h2, h3, ul, ol, dl, figure { margin: 0; }
ul, ol { padding: 0; list-style: none; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

.skip {
  position: absolute; left: var(--gutter); top: -3rem; z-index: 20;
  background: var(--brass); color: var(--board); padding: .6rem 1rem; font-weight: 600;
}
.skip:focus { top: .75rem; }

.wrap { width: 100%; max-width: calc(var(--max) + 2 * var(--gutter)); margin-inline: auto; padding-inline: max(var(--gutter), env(safe-area-inset-left)) max(var(--gutter), env(safe-area-inset-right)); }

/* Type */
.display {
  font-stretch: 118%;
  font-weight: 700;
  font-size: clamp(2rem, 1rem + 3.7vw, 4.25rem);
  line-height: 1.04;
  letter-spacing: .005em;
  text-transform: uppercase;
  text-wrap: balance;
}
.h2 {
  font-stretch: 114%;
  font-weight: 700;
  font-size: clamp(1.45rem, 1rem + 1.6vw, 2.35rem);
  line-height: 1.1;
  letter-spacing: .01em;
  text-transform: uppercase;
  text-wrap: balance;
  margin-bottom: var(--space-3);
}
.num { font-variant-numeric: tabular-nums lining-nums; }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; gap: .65rem;
  min-height: 3.25rem; padding: .85rem 1.4rem;
  background: var(--brass); color: var(--board);
  font-weight: 700; font-stretch: 108%; font-size: .9375rem; line-height: 1.2;
  text-transform: uppercase; letter-spacing: .06em;
  text-decoration: none;
  transition: background-color .25s var(--ease);
}
.btn:hover { background: var(--brass-hi); }
.btn:hover span { text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: .25em; }
.btn:active { background: var(--brass); }
.btn__icon { width: 1.15rem; height: 1.15rem; flex: none; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linejoin: round; }
.btn--small { min-height: 2.5rem; padding: .5rem .95rem; font-size: .8125rem; }

.link-quiet {
  display: inline-flex; align-items: center; gap: .45rem;
  color: var(--on-board-2); font-weight: 500; text-decoration: none;
  padding-block: .5rem;
  border-bottom: 1px solid transparent;
  transition: color .2s, border-color .2s;
}
.link-quiet:hover { color: var(--on-board); border-color: var(--brass); }
.link-quiet svg { width: 1rem; height: 1rem; fill: none; stroke: currentColor; stroke-width: 1.8; }

/* Masthead */
.masthead {
  position: sticky; top: 0; z-index: 10;
  background: var(--board);
  color: var(--on-board);
  border-bottom: 1px solid var(--board-line);
}
.masthead__row { display: flex; align-items: center; gap: var(--space-4); min-height: 4rem; }
.wordmark {
  font-stretch: 125%; font-weight: 800; font-size: 1.15rem; letter-spacing: .06em;
  text-decoration: none; color: var(--on-board);
}
.masthead__run { margin-left: auto; font-size: .875rem; font-stretch: 88%; letter-spacing: .12em; text-transform: uppercase; color: var(--on-board-2); }
@media (min-width: 60rem) { .masthead .btn--small { display: none; } }
@media (max-width: 40rem) { .masthead__run { display: none; } .masthead .btn--small { margin-left: auto; } }

/* Cover */
.cover {
  background:
    linear-gradient(var(--board-line), var(--board-line)) top / 100% 1px no-repeat,
    var(--board);
  color: var(--on-board);
  padding-block: clamp(3rem, 8vw, 6.5rem) clamp(2rem, 4vw, 3rem);
  overflow: hidden;
}
.cover__grid {
  display: grid;
  grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  gap: clamp(2rem, 5vw, 5rem);
  align-items: center;
}
.cover__lede {
  margin-top: var(--space-3);
  max-width: 36rem;
  color: var(--on-board-2);
  font-size: clamp(1.0625rem, 1rem + .3vw, 1.2rem);
}
.cover__actions { display: flex; flex-wrap: wrap; align-items: center; gap: var(--space-2) var(--space-4); margin-top: var(--space-4); }

.cover__specs {
  display: grid; grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: clamp(3rem, 7vw, 5.5rem);
  border-top: 1px solid var(--board-line);
}
.cover__specs li { padding: var(--space-3) var(--space-3) 0 0; display: grid; gap: .15rem; }
.cover__specs li + li { padding-left: var(--space-3); border-left: 1px solid var(--board-line); }
.cover__specs strong { font-stretch: 118%; font-weight: 700; font-size: clamp(2.25rem, 1.6rem + 2vw, 3.25rem); line-height: 1; color: var(--on-board); }
.cover__specs small { font-size: .45em; font-weight: 600; margin-left: .12em; color: var(--brass); }
.cover__specs a { color: inherit; text-decoration-color: var(--brass); }
.cover__specs a:hover { color: var(--on-board); }
.cover__specs span { color: var(--on-board-2); font-size: .9375rem; }

/* Plates: tipped-in white sheets */
.plate { position: relative; }
.plate figcaption {
  margin-top: var(--space-2);
  font-size: .8125rem; font-stretch: 92%;
  color: var(--on-board-2);
}
.plate--chat .chat, .plate--brief .brief {
  background: var(--plate);
  color: var(--ink);
  box-shadow: var(--shadow);
}
.plate--chat .chat { transform: rotate(1.4deg); }
.plate--chat figcaption { text-align: right; }
@media (max-width: 40rem) { .plate--chat figcaption { text-align: left; } }
.plate--brief .brief { transform: rotate(-1.1deg); }
.settle { animation: settle 1.1s var(--ease) both; }
@keyframes settle {
  from { transform: translateY(14px) rotate(3.2deg); box-shadow: 0 1px 2px rgb(8 24 22 / .1), 0 40px 60px -20px rgb(8 24 22 / .5); }
}
.plate--brief .brief.settle { animation-name: settle-brief; }
@keyframes settle-brief {
  from { transform: translateY(14px) rotate(-3deg); box-shadow: 0 1px 2px rgb(8 24 22 / .1), 0 40px 60px -20px rgb(8 24 22 / .5); }
}
@media (prefers-reduced-motion: reduce) { .settle { animation: none; } }

/* Maker's seal: a brass line stamp pressed over the plate's corner */
.seal {
  position: absolute; left: -4rem; bottom: -2.5rem;
  width: 7.5rem; height: 7.5rem;
  transform: rotate(-12deg);
  fill: var(--brass); stroke: none;
  font-family: var(--font);
  pointer-events: none;
}
.seal__rule { fill: none; stroke: var(--brass); stroke-width: 2.5; }
.seal__rule--thin { stroke-width: 1.25; }
.seal__ring { font-size: 15px; font-weight: 700; font-stretch: 110%; letter-spacing: .08em; }
.seal__mark { font-size: 40px; font-weight: 800; font-stretch: 125%; letter-spacing: .04em; }
.seal__sub { font-size: 12px; font-weight: 600; font-stretch: 100%; letter-spacing: .32em; }
.seal { background: var(--board); border-radius: 50%; z-index: 1; }

/* Chat plate */
.chat { padding: 1rem 1rem 1.25rem; display: grid; gap: .6rem; font-size: .9375rem; line-height: 1.45; }
.chat__head {
  display: flex; align-items: baseline; justify-content: space-between; gap: 1rem;
  padding-bottom: .7rem; margin-bottom: .2rem; border-bottom: 1px solid var(--line);
}
.chat__name { font-weight: 700; font-stretch: 112%; }
.chat__sub { font-size: .8125rem; color: var(--ink-2); font-stretch: 92%; }
.msg { max-width: 86%; padding: .6rem .75rem .45rem; display: grid; gap: .25rem; }
.msg time { justify-self: end; font-size: .75rem; color: var(--ink-2); }
.msg--in { background: var(--tint); justify-self: start; }
.msg--out { background: var(--board); color: var(--on-board); justify-self: end; }
.msg--out time { color: var(--on-board-2); }
.voice { display: flex; align-items: center; gap: .6rem; font-size: .8125rem; color: var(--ink-2); }
.voice__wave { width: 5.5rem; height: 1rem; flex: none; fill: var(--ink-2); }
.transcript { font-style: italic; }

/* Step call-outs: what each step actually produces, at real size */
.callout {
  margin-top: 1rem; max-width: 26rem;
  padding: .8rem 1rem .75rem;
  background: var(--plate);
  border: 1px solid var(--line);
  border-top: 2px solid var(--ink);
  display: grid; gap: .3rem;
}
.callout__line { display: flex; flex-wrap: wrap; align-items: baseline; gap: .25rem .75rem; }
.callout__line strong { font-weight: 650; font-stretch: 104%; }
.callout__line span:not(.tier) { color: var(--ink-2); font-size: .9375rem; }
.callout__line--doc { align-items: center; }
.callout__icon { width: 1.25rem; height: 1.25rem; flex: none; fill: none; stroke: var(--brass-deep); stroke-width: 1.6; stroke-linejoin: round; }
.callout__meta { font-size: .8125rem; font-stretch: 92%; color: var(--ink-2); }
.callout--chat .callout__msg {
  justify-self: end; max-width: 92%;
  background: var(--board); color: var(--on-board);
  padding: .55rem .75rem; font-size: .9375rem; line-height: 1.45;
}
.callout--chat .callout__meta { justify-self: end; }
.callout--clock .callout__line strong { font-size: 1.6rem; font-stretch: 118%; font-weight: 700; color: var(--brass-deep); line-height: 1; }
.callout__bar { display: block; height: 3px; background: linear-gradient(90deg, var(--brass-deep) 0 85%, var(--line) 85% 100%); }

/* Spreads */
.spread { padding-block: var(--space-6); }
.spread--tint { background: var(--tint); }
.spread__grid {
  display: grid; grid-template-columns: minmax(0, 6fr) minmax(0, 6fr);
  gap: clamp(2.5rem, 6vw, 6rem); align-items: center;
}
.spread__grid--flip > :first-child { order: 2; }
.spread__lead { max-width: 34rem; }
.spread__lead p + p { margin-top: var(--space-2); }
.spread__lead p { color: var(--ink-2); }

/* Day band */
.day { display: grid; gap: var(--space-3); padding: var(--space-4) 0; border-block: 1px solid var(--line); }
.day__row { display: grid; grid-template-columns: 6.5rem 1fr 4.5rem; align-items: center; gap: var(--space-2); }
.day__label { font-weight: 600; font-stretch: 104%; }
.day__hours { text-align: right; color: var(--ink-2); font-size: .9375rem; }
.day__track { position: relative; height: 2.25rem; background: repeating-linear-gradient(90deg, var(--line) 0 1px, transparent 1px calc(100% / 24)); border: 1px solid var(--line); }
.day__open { position: absolute; inset: 0 auto 0 calc(9 / 24 * 100%); width: calc(9 / 24 * 100%); background: var(--ink-2); }
.day__all { position: absolute; inset: 0; background: var(--board); }
.day__all::after { content: ""; position: absolute; inset: 0 auto 0 0; width: 100%; border-top: 3px solid var(--brass); }
.day__scale { display: flex; justify-content: space-between; margin-left: calc(6.5rem + var(--space-2)); margin-right: calc(4.5rem + var(--space-2)); font-size: .75rem; color: var(--ink-2); }
.day figcaption { font-size: .875rem; color: var(--ink-2); }

/* Floor plan: a map that follows the reader, beside steps that are always open */
.spread--plan { background: var(--paper); border-top: 1px solid var(--line); }
.plan__intro { max-width: 40rem; margin-bottom: var(--space-5); }
.plan__intro p { color: var(--ink-2); }
.plan {
  display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  gap: clamp(2rem, 5vw, 5rem); align-items: start;
}
.plan__map { position: sticky; top: 6rem; }
.plan__floor {
  display: grid;
  grid-template-columns: 1fr 1.1fr 1fr;
  grid-template-rows: repeat(3, 7.5rem);
  grid-template-areas:
    "study   gallery diary"
    "library hall    handover"
    "reception hall  records";
  border: 3px solid var(--ink);
  background:
    linear-gradient(rgb(16 32 30 / .045) 1px, transparent 1px) 0 0 / 1.25rem 1.25rem,
    linear-gradient(90deg, rgb(16 32 30 / .045) 1px, transparent 1px) 0 0 / 1.25rem 1.25rem,
    var(--plate);
}
.room {
  display: grid; align-content: space-between;
  padding: .75rem .8rem;
  border: 1.5px solid var(--ink);
  margin: -0.75px;
  color: var(--ink); text-decoration: none;
  transition: background-color .35s var(--ease), color .35s var(--ease);
}
.room:hover { background: var(--tint); }
.room.is-here { background: var(--board); color: var(--on-board); }
.room:focus-visible { outline: 2px solid var(--brass-deep); outline-offset: -5px; }
.room__n {
  width: 1.6rem; height: 1.6rem; display: grid; place-items: center;
  border: 1px solid currentColor; border-radius: 50%;
  font-size: .75rem; font-weight: 600;
}
.room.is-here .room__n { border-color: var(--brass); color: var(--brass-hi); }
.room__name { font-stretch: 116%; font-weight: 700; font-size: .95rem; letter-spacing: .01em; }
.plan__hall {
  display: grid; place-items: center;
  font-size: .75rem; font-stretch: 90%; letter-spacing: .14em; text-transform: uppercase; color: var(--ink-2);
}
.plan__entry {
  margin-top: .6rem;
  font-size: .75rem; font-stretch: 90%; letter-spacing: .08em; text-transform: uppercase; color: var(--brass-deep);
}

.steps { border-top: 3px solid var(--brass-deep); }
.step {
  display: grid; grid-template-columns: 4.5rem 1fr; gap: 0 var(--space-3);
  padding: var(--space-4) 0;
  border-bottom: 1px solid var(--line);
  scroll-margin-top: 6rem;
}
.step__n {
  font-stretch: 118%; font-weight: 700; font-size: 3.5rem; line-height: .9;
  color: var(--line);
  transition: color .4s var(--ease);
}
.step.is-here .step__n { color: var(--brass-deep); }
.step__title { font-stretch: 112%; font-weight: 700; font-size: clamp(1.2rem, 1rem + .6vw, 1.45rem); line-height: 1.25; margin-bottom: .75rem; }
.step__list { display: grid; gap: .55rem; }
.step__list li { padding-left: 1.4rem; position: relative; color: var(--ink-2); }
.step__list li::before { content: ""; position: absolute; left: 0; top: .8em; width: .8rem; height: 1px; background: var(--brass-deep); }

/* Brief plate */
.plate--brief figcaption { color: var(--ink-2); }
.brief { padding: 1.4rem 1.4rem 1.2rem; }
.brief__head {
  display: flex; justify-content: space-between; align-items: center;
  font-stretch: 116%; font-weight: 700; font-size: 1.05rem;
  padding-bottom: .8rem; border-bottom: 2px solid var(--ink);
}
.tier {
  font-size: .75rem; font-weight: 700; font-stretch: 100%; letter-spacing: .08em; text-transform: uppercase;
  color: var(--board); background: var(--brass); padding: .25rem .55rem;
}
.brief__table > div {
  display: grid; grid-template-columns: 8rem 1fr; gap: 1rem;
  padding: .6rem 0; border-bottom: 1px solid var(--line); font-size: .9375rem;
}
.brief__table dt { color: var(--ink-2); font-stretch: 92%; }
.brief__table dd { margin: 0; font-weight: 550; }
.brief__note { margin-top: .9rem; font-size: .875rem; color: var(--ink-2); }

/* Covenants */
.cov__intro { max-width: 40rem; margin-bottom: var(--space-5); }
.cov__intro p { color: var(--ink-2); }
.covenants {
  display: grid; grid-template-columns: repeat(2, minmax(0, 1fr));
  column-gap: clamp(2rem, 5vw, 5rem);
  counter-reset: cov;
  border-top: 3px solid var(--brass-deep);
}
.covenants li {
  counter-increment: cov;
  display: grid; grid-template-columns: 2.5rem 1fr; column-gap: .5rem;
  padding: var(--space-3) 0;
  border-bottom: 1px solid var(--line);
}
.covenants li::before {
  content: counter(cov, upper-roman) ".";
  grid-row: span 2;
  font-stretch: 110%; font-weight: 600; color: var(--brass-deep); font-size: .95rem; padding-top: .15rem;
}
.covenants h3 { font-stretch: 110%; font-weight: 700; font-size: 1.15rem; line-height: 1.3; margin-bottom: .3rem; }
.covenants p { color: var(--ink-2); font-size: 1rem; }

/* Division of work */
.work__title { max-width: 40rem; margin-bottom: var(--space-5); }
.work { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: clamp(2rem, 5vw, 5rem); }
.work__head {
  font-stretch: 112%; font-weight: 700; font-size: 1.15rem;
  padding-bottom: .75rem; border-bottom: 3px solid var(--ink); margin-bottom: .25rem;
}
.work__col:last-child .work__head { border-bottom-color: var(--brass-deep); }
.work__list li { padding: .85rem 0; border-bottom: 1px solid var(--line); }
.work__note { margin-top: var(--space-4); max-width: 44rem; color: var(--ink-2); }

/* Payment plan */
.pay { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: clamp(2rem, 5vw, 5rem); align-items: start; }
.pay__intro p { color: var(--ink-2); max-width: 30rem; }
.pay__table { width: 100%; border-collapse: collapse; border-top: 3px solid var(--brass-deep); }
.pay__table thead th {
  text-align: left; font-weight: 500; font-size: .8125rem; font-stretch: 92%; color: var(--ink-2);
  padding: .7rem 0; border-bottom: 1px solid var(--line);
}
.pay__table tbody th, .pay__table td { padding: 1.25rem 1rem 1.25rem 0; border-bottom: 1px solid var(--line); vertical-align: baseline; text-align: left; }
.pay__table tbody th { font-stretch: 112%; font-weight: 700; font-size: 1.1rem; }
.pay__table td { color: var(--ink-2); }
.pay__table .num { text-align: right; padding-right: 0; white-space: nowrap; }
.pay__table td.num { color: var(--ink); font-stretch: 110%; font-weight: 700; font-size: clamp(1.3rem, 1rem + 1vw, 1.75rem); }
.per { font-size: .9375rem; font-weight: 500; color: var(--ink-2); font-stretch: 100%; }

/* Back cover */
.cover--back { padding-block: var(--space-6); }
.back { display: grid; justify-items: start; gap: var(--space-3); }
.display--back { max-width: 16ch; }
.back__lede { color: var(--on-board-2); max-width: 34rem; font-size: 1.125rem; margin-bottom: var(--space-2); }

.colophon { background: var(--board); color: var(--on-board-2); border-top: 1px solid var(--board-line); font-size: .875rem; }
.colophon__row { display: flex; flex-wrap: wrap; justify-content: space-between; gap: .5rem 2rem; padding-block: var(--space-3); }
.colophon strong { color: var(--on-board); font-weight: 600; letter-spacing: .02em; }

/* Responsive */
@media (max-width: 60rem) {
  .cover__grid, .spread__grid, .plan, .pay { grid-template-columns: minmax(0, 1fr); }
  .spread__grid--flip > :first-child { order: 0; }
  .plate--chat { max-width: 28rem; }
  .plate--brief { max-width: 32rem; }
  .plan__map { display: none; }
}
@media (max-width: 40rem) {
  body { font-size: 1rem; }
  .cover__specs { grid-template-columns: minmax(0, 1fr); }
  .cover__specs li, .cover__specs li + li { padding: var(--space-2) 0; border-left: 0; border-bottom: 1px solid var(--board-line); }
  .covenants, .work { grid-template-columns: minmax(0, 1fr); }
  .work { gap: var(--space-4); }
  .step { grid-template-columns: 2.75rem 1fr; gap: 0 var(--space-2); padding: var(--space-3) 0; }
  .step__n { font-size: 2.25rem; color: var(--brass-deep); }
  .day__row { grid-template-columns: 5.5rem 1fr 4rem; }
  .day__scale { margin-left: calc(5.5rem + var(--space-2)); margin-right: calc(4rem + var(--space-2)); }
  .day__scale span:nth-child(even) { visibility: hidden; }
  .pay__table thead { display: none; }
  .pay__table tbody tr { display: grid; grid-template-columns: 1fr auto; border-bottom: 1px solid var(--line); padding: 1rem 0; }
  .pay__table tbody th, .pay__table td { border: 0; padding: 0; }
  .pay__table td:not(.num) { grid-column: 1 / -1; grid-row: 2; margin-top: .3rem; font-size: .9375rem; }
  .pay__table td.num { grid-column: 2; grid-row: 1; }
  .chat { font-size: .875rem; }
  .seal { width: 6rem; height: 6rem; left: auto; right: -.25rem; bottom: -3.5rem; }
  .plate--chat figcaption { max-width: calc(100% - 6.5rem); }
}