@charset "UTF-8";

:root {
  color-scheme: light;
  --paper: #fbf8f4;
  --paper-pearl: #fffdfa;
  --paper-lilac: #f0ebf5;
  --paper-warm: #f7f1eb;
  --lavender: #eee8f5;
  --lilac: #d8c9e6;
  --violet: #806692;
  --violet-deep: #5d496c;
  --plum: #34283d;
  --plum-soft: #62596a;
  --gold: #ad8040;
  --gold-light: #d0ae71;
  --line: rgba(84, 66, 95, .18);
  --serif: Georgia, "Times New Roman", serif;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --page-pad: clamp(1.25rem, 6.5vw, 7rem);
  --ease-out: cubic-bezier(.2, .72, .23, 1);
  --header-height: 76px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 90px; }
body { margin: 0; background: var(--paper); color: var(--plum); font-family: var(--sans); font-size: 16px; line-height: 1.68; -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility; }
body.nav-open { overflow: hidden; }
::selection { color: #271b2e; background: #dfd0eb; }
a { color: inherit; }
button, a, summary { -webkit-tap-highlight-color: transparent; }
button:focus-visible, a:focus-visible, summary:focus-visible { outline: 2px solid var(--gold); outline-offset: 4px; }
img { display: block; max-width: 100%; }
button { font: inherit; }

.skip-link { position: fixed; z-index: 100; top: 1rem; left: 1rem; padding: .7rem 1rem; background: var(--plum); color: #fff; transform: translateY(-150%); transition: transform .2s ease; }
.skip-link:focus { transform: translateY(0); }
.site-header { position: sticky; z-index: 50; top: 0; min-height: var(--header-height); padding: 0 var(--page-pad); display: grid; grid-template-columns: auto 1fr; align-items: center; gap: clamp(1.2rem, 3.2vw, 3.5rem); border-bottom: 1px solid rgba(84, 66, 95, .12); background: rgba(251, 248, 244, .97); }
.wordmark { display: inline-flex; align-items: center; gap: .75rem; color: var(--plum); text-decoration: none; white-space: nowrap; }
.wordmark-type { font: 400 .96rem/1 var(--serif); letter-spacing: .09em; }
.wordmark-type > span { display: block; margin-bottom: .22rem; color: var(--gold); font: 600 .48rem/1 var(--sans); letter-spacing: .32em; }
.wordmark-mark { position: relative; display: grid; width: 31px; height: 31px; place-items: center; border: 1px solid rgba(173, 128, 64, .65); border-radius: 50%; }
.wordmark-mark::before { position: absolute; right: 5px; bottom: 6px; left: 5px; height: 10px; border-top: 1px solid var(--gold); border-radius: 50% 50% 0 0; content: ""; }
.wordmark-mark > span { position: absolute; top: 5px; width: 4px; height: 4px; border-radius: 50%; background: var(--gold); }
.primary-nav { display: flex; align-items: center; justify-content: flex-end; gap: clamp(1rem, 2.4vw, 2.35rem); }
.primary-nav a { position: relative; padding: .55rem 0; color: #655a6a; text-decoration: none; font-size: .64rem; font-weight: 650; letter-spacing: .105em; text-transform: uppercase; transition: color .22s ease; }
.primary-nav a::after { position: absolute; right: 0; bottom: .25rem; left: 0; height: 1px; background: var(--gold); content: ""; transform: scaleX(0); transform-origin: left; transition: transform .25s var(--ease-out); }
.primary-nav a:hover, .primary-nav a[aria-current="location"] { color: var(--plum); }
.primary-nav a:hover::after, .primary-nav a[aria-current="location"]::after { transform: scaleX(1); }
.menu-toggle { display: none; }
.section-shell { position: relative; padding-right: var(--page-pad); padding-left: var(--page-pad); overflow: clip; }

/* Skip layout/paint work for sections that are far below the fold. */
.recognition, .book-section, .about, .support { content-visibility: auto; contain-intrinsic-size: 0 620px; }
.chapter-mark { display: flex; align-items: center; gap: .75rem; margin-bottom: 2rem; color: #877990; font-size: .56rem; font-weight: 700; letter-spacing: .2em; text-transform: uppercase; }
.chapter-mark > span:first-child { color: var(--gold); font: 400 .87rem/1 var(--serif); letter-spacing: .08em; }
.chapter-rule { width: 31px; height: 1px; background: var(--gold-light); }
.eyebrow { margin: 0 0 1rem; color: var(--violet); font-size: .64rem; font-weight: 700; letter-spacing: .19em; line-height: 1.55; text-transform: uppercase; }
h1, h2, h3, p { margin-top: 0; }
h1, h2 { font-family: var(--serif); font-weight: 400; letter-spacing: -.045em; }

/* A quiet opening stage: product first, copy close, gilding used as a guide. */
.hero { isolation: isolate; display: grid; min-height: max(720px, calc(100svh - var(--header-height))); grid-template: auto 1fr auto / minmax(0, .86fr) minmax(390px, 1.14fr); align-items: center; column-gap: clamp(1rem, 3.5vw, 4rem); padding-top: 1.8rem; padding-bottom: 4.2rem; background: linear-gradient(115deg, #fbf8f4, #f9f5f4 45%, #f0ebf5); }
.hero::before { position: absolute; z-index: -2; inset: 16px 19px; border: 1px solid rgba(173, 128, 64, .17); border-radius: 48% 48% 2px 2px / 15% 15% 2px 2px; content: ""; pointer-events: none; }
.hero::after { position: absolute; z-index: -2; top: 7%; right: 15%; bottom: 8%; width: 1px; background: linear-gradient(180deg, transparent, rgba(173, 128, 64, .16), transparent); content: ""; }
.hero-edition-line { z-index: 3; display: flex; grid-column: 1 / -1; grid-row: 1; align-items: center; gap: 1rem; padding: .35rem .2rem .8rem; color: #887a8c; font-size: .53rem; font-weight: 700; letter-spacing: .18em; }
.edition-number { color: var(--gold); }
.edition-rule { width: clamp(32px, 8vw, 110px); height: 1px; background: rgba(173, 128, 64, .47); }
.edition-caption { opacity: .82; }
.hero-atmosphere { contain: paint; position: absolute; z-index: -1; inset: 0; overflow: hidden; pointer-events: none; }
.hero-halo { position: absolute; top: 1%; right: 3%; width: min(68vw, 880px); aspect-ratio: 1; border-radius: 50%; background: radial-gradient(circle, rgba(255, 255, 255, .66), rgba(216, 201, 230, .2) 47%, transparent 69%);  }
.hero-architecture { position: absolute; top: 12%; right: -5%; width: min(70vw, 840px); height: 85%; border: 1px solid rgba(173, 128, 64, .15); border-radius: 50%; transform: rotate(-18deg) scaleY(.74); }
.hero-architecture--two { top: 18%; right: 1%; width: min(62vw, 730px); height: 76%; border-color: rgba(128, 102, 146, .11); transform: rotate(21deg) scaleY(.7); }
.hero-gilt-point { position: absolute; top: 26%; right: 19%; width: 5px; height: 5px; border-radius: 50%; background: var(--gold); opacity: var(--gilt-opacity, .35); box-shadow: 0 0 var(--gilt-glow, 2px) rgba(208, 174, 113, .78); transition: opacity .3s ease, box-shadow .3s ease; }
.hero-filament { position: absolute; right: 14%; bottom: 19%; width: 15vw; max-width: 190px; height: 1px; background: linear-gradient(90deg, transparent, rgba(173, 128, 64, .42), transparent); transform: rotate(-26deg); transform-origin: right; }
.hero-copy { z-index: 4; grid-column: 1; grid-row: 2; align-self: center; max-width: 540px; padding: 1rem 0 1rem .5rem;  }
.hero-copy .eyebrow { display: flex; align-items: center; gap: .75rem; }
.eyebrow-rule { width: 25px; height: 1px; background: var(--gold); }
.hero h1 { max-width: 8ch; margin: .3rem 0 1.35rem; font-size: clamp(4.45rem, 7.9vw, 7.25rem); line-height: .86; }
.hero h1 em, h2 em { color: var(--violet); font-weight: 400; }
.hero-deck { max-width: 440px; margin: 0 0 .85rem; color: var(--plum); font: 400 clamp(1.15rem, 1.7vw, 1.5rem)/1.42 var(--serif); }
.hero-intro { max-width: 400px; margin-bottom: 1.55rem; color: var(--plum-soft); font-size: .86rem; line-height: 1.75; }
.button { position: relative; display: inline-flex; min-height: 54px; align-items: center; justify-content: space-between; gap: 1.45rem; padding: .8rem 1.1rem .8rem 1.35rem; border: 1px solid transparent; text-decoration: none; font-size: .74rem; font-weight: 650; letter-spacing: .025em; transition: background .2s ease, color .2s ease, box-shadow .2s ease; }
.button-primary { background: var(--plum); color: #fffaf4; box-shadow: 0 5px 0 rgba(173, 128, 64, .34), 0 14px 26px rgba(52, 40, 61, .12);  }
.button-primary:hover { background: #493753; box-shadow: 0 7px 0 rgba(173, 128, 64, .43), 0 20px 34px rgba(52, 40, 61, .16); }
.button-primary:active { transform: translateY(3px); box-shadow: 0 2px 0 rgba(173, 128, 64, .42), 0 7px 14px rgba(52, 40, 61, .11); }
.button-arrow { display: grid; width: 24px; height: 24px; place-items: center; border: 1px solid rgba(208, 174, 113, .72); border-radius: 50%; color: #e7ce9f; font-size: .84rem; }
.hero-entry { margin-top: .1rem; }
.hero-product { position: relative; z-index: 2; display: grid; min-width: 0; min-height: min(660px, 78vh); grid-column: 2; grid-row: 1 / 3; align-self: center; justify-items: center; align-content: center; padding: 1rem 0 3.3rem; perspective: 1500px; }
.product-light { position: absolute; z-index: -1; width: min(47vw, 590px); aspect-ratio: 1; border-radius: 50%; background: radial-gradient(circle, rgba(255, 253, 247, .92), rgba(242, 229, 238, .42) 47%, transparent 72%);  }
.product-orbit { position: absolute; width: min(41vw, 520px); aspect-ratio: 1; border: 1px solid rgba(173, 128, 64, .17); border-radius: 50%; transform: rotate(-20deg) scaleY(.5); pointer-events: none; }
.product-orbit--inner { width: min(35vw, 420px); border-color: rgba(128, 102, 146, .12); transform: rotate(37deg) scaleY(.64); }
.orbit-point { position: absolute; top: 17%; left: 22%; width: 5px; height: 5px; border: 1px solid var(--gold); border-radius: 50%; background: var(--paper-pearl); box-shadow: 0 0 0 4px rgba(173, 128, 64, .06); }
.cover-control { position: relative; z-index: 2; display: block; width: clamp(270px, 31vw, 385px); margin: 0; padding: 0; border: 0; appearance: none; background: transparent; color: inherit; cursor: grab; touch-action: pan-y; }
.cover-control:active { cursor: grabbing; }
.cover-control:focus-visible { outline: 2px solid var(--gold); outline-offset: 10px; }
.book-shell { --orientation-x: 0deg; --orientation-y: 0deg; position: relative; display: block; isolation: isolate; transform: perspective(1300px) rotateX(calc(var(--tilt-x, 0deg) + var(--orientation-x))) rotateY(calc(var(--tilt-y, 0deg) + var(--orientation-y))) rotateZ(-2deg); transform-style: preserve-3d; box-shadow: 20px 27px 20px rgba(53, 35, 62, .16); transition: transform .28s var(--ease-out); }
.cover-control[data-turned="true"] .book-shell { --orientation-x: -2deg; --orientation-y: 8deg; }
.cover-control[data-swipe="left"] .book-shell { --orientation-x: -2deg; --orientation-y: -9deg; }
.cover-control[data-swipe="right"] .book-shell { --orientation-x: -2deg; --orientation-y: 9deg; }
.book-shell::before { position: absolute; z-index: -1; inset: 3px -14px 5px 14px; border-right: 8px solid #d8cab3; border-left: 2px solid #e8ded0; background: repeating-linear-gradient(180deg, #f4ede2 0, #faf5ed 2px, #e8ddcd 3px); box-shadow: 8px 9px 15px rgba(53, 35, 62, .1); content: ""; transform: translateZ(-12px) skewY(-.2deg); }
.book-spine { position: absolute; z-index: 2; top: 1px; bottom: 1px; left: 0; width: 12px; border-right: 1px solid rgba(250, 238, 212, .48); background: linear-gradient(90deg, rgba(43, 32, 48, .22), rgba(249, 238, 219, .05)); transform: translateZ(2px); pointer-events: none; }
.book-cover { position: relative; z-index: 1; width: 100%; height: auto; border: 1px solid rgba(255, 253, 247, .82); box-shadow: inset 0 0 0 1px rgba(255, 255, 255, .24); }
.cover-sheen { position: absolute; z-index: 3; inset: 0; background: linear-gradient(118deg, transparent 24%, rgba(255, 255, 255, .22) 48%, transparent 70%); opacity: .34; pointer-events: none; }
.product-caption { position: absolute; right: 0; bottom: .35rem; left: 0; z-index: 4; display: grid; justify-items: center; gap: .5rem; color: #75677e; text-align: center; }
.product-edition { color: var(--gold); font-size: .55rem; font-weight: 700; letter-spacing: .17em; }
.product-edition i { color: #a898a5; font-style: normal; }
.cover-hint { color: #766d78; font-size: .62rem; letter-spacing: .035em; }
.scroll-cue { position: absolute; right: var(--page-pad); bottom: 1.45rem; z-index: 3; display: inline-flex; align-items: center; gap: .85rem; color: #746b79; text-decoration: none; font-size: .55rem; font-weight: 650; letter-spacing: .15em; text-transform: uppercase; }
.scroll-cue-line { display: block; width: 40px; height: 1px; background: var(--gold); transition: width .22s ease; }
.scroll-cue:hover .scroll-cue-line { width: 58px; }

/* Recognition works as a native, non-scored set of disclosures. */
.recognition { padding-top: clamp(6rem, 10vw, 9rem); padding-bottom: clamp(6rem, 10vw, 9rem); background: var(--paper-pearl); }
.recognition-layout { display: grid; grid-template-columns: 1.12fr .88fr; align-items: end; gap: 7vw; }
.recognition-heading h2, .about h2, .support h2, .legal h2 { margin-bottom: 0; font-size: clamp(3.6rem, 7vw, 6.7rem); line-height: .94; }
.recognition-aside { max-width: 410px; padding: 0 0 .45rem 1.5rem; border-left: 1px solid var(--gold-light); color: var(--plum-soft); font-size: .87rem; }
.lead, .recognition-aside .lead { color: var(--plum); font: 400 clamp(1.15rem, 1.65vw, 1.45rem)/1.48 var(--serif); }
.recognition-aside p:last-child { margin-bottom: 0; }
.discovery-heading { display: flex; align-items: baseline; justify-content: space-between; gap: 1.5rem; margin: clamp(3.5rem, 6vw, 5rem) 0 1rem; }
.discovery-heading .eyebrow { margin-bottom: .5rem; }
.discovery-heading > p:last-child { margin: 0; color: #7a707d; font-size: .69rem; }
.pattern-list { display: grid; grid-template-columns: 1fr 1fr; gap: 0 4.1rem; margin: 0; padding: 0; border-top: 1px solid var(--line); list-style: none; }
.pattern-list > li { min-width: 0; border-bottom: 1px solid var(--line); }
.pattern-item { height: 100%; }
.pattern-item summary { position: relative; display: grid; min-height: 82px; grid-template-columns: 2.2rem minmax(0, 1fr) 1.15rem; align-items: center; gap: .7rem; padding: .8rem .4rem .8rem .15rem; background: rgba(208, 174, 113, .045); cursor: pointer; list-style: none; }
.pattern-item summary::-webkit-details-marker, .point-note summary::-webkit-details-marker, .margin-note summary::-webkit-details-marker { display: none; }
.pattern-item summary::marker, .point-note summary::marker, .margin-note summary::marker { content: ""; }
.list-mark { color: var(--gold); font: 400 .77rem/1 var(--serif); }
.pattern-line { color: #4f4657; font-size: .8rem; line-height: 1.55; }
.discovery-mark, .point-open, .margin-note-mark { position: relative; display: block; width: 15px; height: 15px; border: 1px solid rgba(173, 128, 64, .6); border-radius: 50%; transition: background .25s ease, transform .35s var(--ease-out); }
.discovery-mark::before, .discovery-mark::after, .point-open::before, .point-open::after, .margin-note-mark::before, .margin-note-mark::after { position: absolute; top: 50%; left: 50%; width: 6px; height: 1px; background: var(--gold); content: ""; transform: translate(-50%, -50%); }
.discovery-mark::after, .point-open::after, .margin-note-mark::after { transform: translate(-50%, -50%) rotate(90deg); }
.pattern-item[open] .discovery-mark, .point-note[open] .point-open, .margin-note[open] .margin-note-mark { background: rgba(208, 174, 113, .12); transform: rotate(45deg); }
.pattern-item[open] .discovery-mark::after, .point-note[open] .point-open::after, .margin-note[open] .margin-note-mark::after { opacity: 0; }
.pattern-note { max-width: 53ch; margin: -.25rem 2rem 1.2rem 3.1rem; color: var(--violet-deep); font: 400 1rem/1.55 var(--serif); }
.quiet-callout { display: flex; align-items: center; gap: .7rem; margin: 2rem 0 0; color: var(--violet); font: 400 1.12rem/1.5 var(--serif); }
.small-star { color: var(--gold); font-size: .88rem; }

.note-rule { position: absolute; top: 0; left: -1px; width: 46px; height: 1px; background: var(--gold); }

.point-note { min-width: 0; border-bottom: 1px solid var(--line); }
.point-note + .point-note { border-left: 1px solid var(--line); }
.point-note summary { position: relative; display: grid; min-height: 124px; grid-template-columns: 2.2rem 1fr 20px; align-items: center; gap: .7rem; padding: 1.2rem 1rem 1.2rem 0; background: rgba(208, 174, 113, .045); cursor: pointer; list-style: none; }
.point-note + .point-note summary { padding-left: 1.5rem; }
.point-number { color: var(--gold); font: 400 .88rem/1 var(--serif); }
.point-note h3 { margin: 0; font: 400 clamp(1.45rem, 2.2vw, 2rem)/1.15 var(--serif); }
.point-open { justify-self: end; }
.point-note + .point-note .point-body { padding-left: 4.4rem; }
.point-whisper { color: var(--violet-deep); font: italic .94rem/1.45 var(--serif); }
.trajectory::before { position: absolute; right: 0; left: 0; height: 1px; background: linear-gradient(90deg, transparent, rgba(173, 128, 64, .48), transparent); content: ""; }
.trajectory i { z-index: 1; padding: .25rem .45rem; background: #f7f2f6; font-size: .9rem; font-style: normal; }

.book-section { position: relative; display: grid; min-height: 500px; align-items: center; padding-top: clamp(5rem, 8vw, 7rem); padding-bottom: clamp(5rem, 8vw, 7rem); background: #faf7f3; }
.book-backdrop { position: absolute; top: 8%; right: 1%; width: 55%; height: 84%; border-radius: 50%; background: radial-gradient(ellipse, rgba(221, 205, 231, .47), rgba(245, 230, 228, .23) 48%, transparent 73%); pointer-events: none; }
.book-copy { position: relative; z-index: 2; max-width: 590px; }
.book-copy h2 { margin: .25rem 0 1.3rem; font-size: clamp(4rem, 7.25vw, 6.9rem); line-height: .89; }
.book-copy h2 em { color: var(--violet-deep); }
.book-copy .lead { max-width: 470px; margin-bottom: 1rem; }
.book-copy > p:not(.eyebrow):not(.lead) { max-width: 470px; color: var(--plum-soft); font-size: .86rem; }
.margin-note { max-width: 465px; margin: 1.1rem 0 .7rem; border-top: 1px solid rgba(173, 128, 64, .3); border-bottom: 1px solid rgba(173, 128, 64, .3); }
.margin-note summary { display: flex; min-height: 47px; align-items: center; justify-content: space-between; gap: 1rem; background: radial-gradient(circle at var(--proximity-x, 50%) var(--proximity-y, 50%), rgba(208, 174, 113, .13), transparent 48%); color: var(--violet-deep); cursor: pointer; font-size: .7rem; font-weight: 650; letter-spacing: .04em; list-style: none; }
.margin-note p { max-width: 42ch; margin: 0; padding: .1rem 0 .95rem; color: var(--plum-soft); font: italic 1rem/1.55 var(--serif); }
.text-link { display: inline-flex; align-items: center; gap: .55rem; color: var(--plum); text-decoration: none; font-size: .74rem; font-weight: 600; border-bottom: 1px solid rgba(173, 128, 64, .46); transition: color .2s ease; }
.text-link:hover { gap: .8rem; color: var(--violet); }
.text-link--gold { margin-top: .85rem; color: var(--violet-deep); }
/* The product comes forward as the reader approaches the buying decision. */
.about { padding-top: clamp(6rem, 10vw, 9rem); padding-bottom: clamp(6rem, 10vw, 9rem); background: var(--paper-pearl); }
.about-layout { display: grid; grid-template-columns: 1fr .85fr; gap: 9vw; }
.about h2 { font-size: clamp(4rem, 7.5vw, 6.8rem); }
.about-body { max-width: 520px; padding-top: 1rem; color: var(--plum-soft); font-size: .88rem; }
.about-signature { display: inline-flex; align-items: center; gap: .65rem; margin-top: .75rem; color: var(--violet-deep); font: italic 1rem/1.4 var(--serif); }
.signature-rule { width: 35px; height: 1px; background: var(--gold-light); }

.support { isolation: isolate; padding-top: clamp(6rem, 10vw, 9rem); padding-bottom: clamp(6rem, 10vw, 9rem); background: #f0ebf5; }
.support-wash { position: absolute; z-index: -1; inset: 0; background: radial-gradient(ellipse at 84% 50%, rgba(255, 255, 255, .76), transparent 46%); pointer-events: none; }
.support-layout { display: grid; grid-template-columns: 1fr .82fr; align-items: center; gap: 8vw; }
.support h2 { font-size: clamp(3.5rem, 6.7vw, 6.3rem); }
.support-body { max-width: 490px; }
.support-body .lead { font-size: 1.2rem; }
.email-card { display: flex; min-height: 84px; align-items: center; justify-content: space-between; gap: 1rem; margin: 1.3rem 0 .8rem; padding: 1rem 1.1rem; border-top: 1px solid rgba(173, 128, 64, .48); border-bottom: 1px solid rgba(173, 128, 64, .48); background: radial-gradient(circle at var(--proximity-x, 50%) var(--proximity-y, 50%), rgba(208, 174, 113, .12), transparent 48%); text-decoration: none;  }
.email-card > span:first-child { display: grid; gap: .25rem; }
.email-card .eyebrow { margin: 0; font-size: .55rem; }
.email-card strong { color: var(--plum); font: 400 1.08rem/1.3 var(--serif); overflow-wrap: anywhere; }
.email-arrow { color: var(--gold); font-size: 1.1rem; transition: transform .2s ease; }
.email-card:hover .email-arrow { transform: translate(3px, -3px); }
.support-small { color: #817785; font-size: .68rem; }

.legal { display: grid; grid-template-columns: .9fr 1.1fr; gap: 9vw; padding-top: clamp(5rem, 9vw, 8rem); padding-bottom: clamp(5rem, 9vw, 8rem); background: var(--paper-pearl); }
.legal-head { position: sticky; top: 110px; align-self: start; }
.legal h2 { font-size: clamp(3.6rem, 6vw, 5.7rem); }
.legal-head > .eyebrow { margin-top: 1.75rem; color: #817486; font-size: .58rem; }
.legal-body { max-width: 690px; color: var(--plum-soft); font-size: .8rem; }
.legal-body h3 { margin: 1.5rem 0 .35rem; color: var(--plum); font: 400 1.18rem/1.35 var(--serif); }
.legal-body h3:first-child { margin-top: 0; }
.legal-body p { margin-bottom: 1.15rem; }
.legal-body a { color: var(--violet-deep); text-underline-offset: 3px; }
.legal--terms { background: #f1ecf5; }
.legal--terms .legal-body a { color: var(--violet-deep); }
.site-footer { padding: 3.1rem var(--page-pad) 1.2rem; background: #e9e1ed; color: var(--plum); }
.footer-top { display: grid; grid-template-columns: 1fr 1fr auto; align-items: start; gap: 2rem; padding-bottom: 2.5rem; }
.wordmark--footer { align-self: start; }
.footer-top > p { margin: 0; color: var(--plum-soft); font: 400 1.05rem/1.55 var(--serif); }
.footer-back { align-self: center; color: var(--violet-deep); text-decoration: none; font-size: .69rem; }
.footer-back span { margin-left: .4rem; color: var(--gold); }
.footer-bottom { display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding-top: .85rem; border-top: 1px solid rgba(84, 66, 95, .15); color: #756a7b; font-size: .57rem; letter-spacing: .04em; }
.footer-bottom a { color: var(--violet-deep); text-decoration: none; }
.footer-legal-links { display: inline-flex; justify-content: flex-end; gap: .55rem 1rem; }
.footer-legal-links a { white-space: nowrap; }
.footer-motto { color: var(--gold); font-size: .52rem; font-weight: 700; letter-spacing: .14em; }

.js [data-reveal] { opacity: 0; transition: opacity .65s var(--ease-out); }
.js [data-reveal].is-visible { opacity: 1; }
.js [data-reveal]:nth-child(2) { transition-delay: .06s; }
.js [data-reveal]:nth-child(3) { transition-delay: .11s; }
.js [data-reveal]:nth-child(4) { transition-delay: .15s; }

@media (max-width: 1120px) {
  :root { --page-pad: clamp(1.5rem, 5vw, 4rem); }
  .site-header { gap: 1.4rem; }
  .primary-nav { gap: 1.1rem; }
  .primary-nav a { font-size: .58rem; letter-spacing: .075em; }
  .hero { grid-template-columns: minmax(0, .82fr) minmax(340px, 1.18fr); }
  .hero h1 { font-size: clamp(4.1rem, 8vw, 6.5rem); }
  .cover-control--hero { width: clamp(275px, 33vw, 355px); }
  .hero-product { min-height: 580px; }
  .recognition-layout { gap: 4vw; }
  .pattern-list { gap: 0 2rem; }
  .book-section { gap: 4vw; }
  .legal { gap: 6vw; }
}

@media (max-width: 820px) {
  :root { --page-pad: clamp(1.4rem, 5vw, 3rem); --header-height: 70px; }
  .site-header { grid-template-columns: 1fr auto; gap: 1rem; }
  .menu-toggle { display: flex; width: 42px; height: 42px; flex-direction: column; align-items: center; justify-content: center; gap: 6px; padding: 0; border: 1px solid rgba(173, 128, 64, .42); background: transparent; cursor: pointer; }
  .menu-toggle span { width: 16px; height: 1px; background: var(--plum); transition: transform .2s ease; }
  .menu-toggle[aria-expanded="true"] span:first-child { transform: translateY(3.5px) rotate(45deg); }
  .menu-toggle[aria-expanded="true"] span:last-child { transform: translateY(-3.5px) rotate(-45deg); }
  .primary-nav { position: fixed; top: 70px; right: 0; left: 0; z-index: 48; display: flex; flex-direction: column; align-items: stretch; justify-content: flex-start; gap: 0; padding: .55rem var(--page-pad) 1.3rem; border-bottom: 1px solid rgba(84, 66, 95, .14); background: rgba(251, 248, 244, .98); box-shadow: 0 16px 24px rgba(52, 40, 61, .07); opacity: 0; visibility: hidden; transform: translateY(-7px); transition: opacity .2s ease, transform .2s ease, visibility .2s; }
  .nav-open .primary-nav { opacity: 1; visibility: visible; transform: translateY(0); }
  .primary-nav a { padding: .85rem 0; border-bottom: 1px solid rgba(84, 66, 95, .1); font-size: .68rem; }
  .primary-nav a::after { display: none; }
  .hero { min-height: 720px; grid-template-columns: minmax(0, .95fr) minmax(290px, 1.05fr); column-gap: .7rem; padding-bottom: 4rem; }
  .hero-copy { padding-left: .2rem; }
  .hero h1 { font-size: clamp(3.8rem, 8.5vw, 5.6rem); }
  .hero-intro { max-width: 350px; font-size: .82rem; }
  .hero-product { min-height: 520px; }
  .cover-control--hero { width: clamp(250px, 34vw, 305px); }
  .product-orbit { width: min(47vw, 390px); }
  .product-orbit--inner { width: min(40vw, 330px); }
  .product-caption { bottom: .4rem; }
  .cover-hint { max-width: 90%; font-size: .56rem; }
  .recognition-layout { gap: 4vw; }
  .recognition-heading h2 { font-size: clamp(3.5rem, 8vw, 5.6rem); }
  .discovery-heading { align-items: flex-start; flex-direction: column; gap: .25rem; }
  .pattern-list { gap: 0 1.4rem; }
  .pattern-item summary { min-height: 79px; grid-template-columns: 1.8rem minmax(0, 1fr) 1rem; gap: .55rem; }
.point-note summary { min-height: 105px; grid-template-columns: 1.5rem 1fr 17px; gap: .45rem; }
  .point-note + .point-note summary { padding-left: .85rem; }
  .point-note + .point-note .point-body { padding-left: 2.7rem; }
  .book-section { min-height: 690px; gap: 3vw; }
  .support-layout { gap: 4vw; }
  .legal { grid-template-columns: .82fr 1.18fr; gap: 5vw; }
  }

@media (max-width: 620px) {
  html { scroll-padding-top: 74px; }
  :root { --header-height: 66px; --page-pad: 1.35rem; }
  .site-header { min-height: 66px; padding-right: 1rem; padding-left: 1rem; }
  .wordmark { gap: .55rem; }
  .wordmark-type { font-size: .79rem; }
  .wordmark-mark { width: 28px; height: 28px; }
  .menu-toggle { width: 38px; height: 38px; }
  .primary-nav { top: 66px; }
  .hero { min-height: 0; grid-template: auto minmax(340px, 1fr) auto auto / minmax(0, 1fr); gap: 0; padding: 1.15rem var(--page-pad) 4.7rem; background: linear-gradient(160deg, #fbf8f4, #f2ecf5 56%, #faf5f0); }
  .hero::before { inset: 8px 7px 16px; border-radius: 50% 50% 1px 1px / 9% 9% 1px 1px; }
  .hero::after { display: none; }
  .hero-edition-line { grid-column: 1; grid-row: 1; gap: .65rem; padding: .3rem .15rem 0; font-size: .46rem; letter-spacing: .12em; }
  .edition-rule { width: 27px; }
  .edition-caption { font-size: .43rem; }
  .hero-product { min-height: 385px; grid-column: 1; grid-row: 2; align-self: center; padding: 1.4rem 0 3rem; }
  .hero-halo { top: 7%; right: -15%; width: 118vw; }
  .hero-architecture { top: 5%; right: -39%; width: 120vw; height: 95%; }
  .hero-architecture--two { top: 11%; right: -22%; width: 104vw; }
  .hero-gilt-point { top: 13%; right: 13%; }
  .product-light { width: min(90vw, 390px); }
  .product-orbit { width: min(87vw, 380px); }
  .product-orbit--inner { width: min(73vw, 315px); }
  .cover-control--hero { width: clamp(225px, 62vw, 280px); }
  .product-caption { bottom: .1rem; gap: .35rem; }
  .product-edition { font-size: .48rem; letter-spacing: .14em; }
  .cover-hint { max-width: 95%; font-size: .55rem; }
  .hero-copy { grid-column: 1; grid-row: 3; padding: .2rem .15rem 0; }
  .hero-copy .eyebrow { margin-bottom: .75rem; font-size: .56rem; }
  .hero h1 { max-width: 9ch; margin: .25rem 0 1rem; font-size: clamp(3.75rem, 15.6vw, 5.5rem); }
  .hero-deck { max-width: 340px; font-size: 1.18rem; }
  .hero-intro { max-width: 380px; margin-bottom: 1.2rem; font-size: .82rem; }
  .hero-entry { min-height: 50px; }
  .scroll-cue { right: var(--page-pad); bottom: 1.1rem; font-size: .48rem; }
  .recognition, .about { padding-top: 5.1rem; padding-bottom: 5.1rem; }
  .chapter-mark { margin-bottom: 1.55rem; font-size: .5rem; letter-spacing: .16em; }
  .recognition-layout, .about-layout, .support-layout, .book-section, .legal { grid-template-columns: 1fr; gap: 2rem; }
  .recognition-heading h2, .about h2 { font-size: clamp(3.65rem, 14vw, 5.1rem); }
  .recognition-aside { margin-left: .15rem; padding-left: 1rem; font-size: .82rem; }
  .recognition-aside .lead, .lead { font-size: 1.15rem; }
  .discovery-heading { margin-top: 3rem; }
  .discovery-heading > p:last-child { font-size: .66rem; }
  .pattern-list { grid-template-columns: 1fr; }
  .pattern-item summary { min-height: 70px; grid-template-columns: 1.65rem minmax(0, 1fr) 1rem; font-size: .75rem; }
  .pattern-line { font-size: .76rem; }
  .pattern-note { margin-left: 2.3rem; margin-right: 1.4rem; font-size: .95rem; }
  .quiet-callout { align-items: flex-start; margin-top: 1.6rem; font-size: 1rem; }
.point-note + .point-note { border-left: 0; }
  .point-note summary, .point-note + .point-note summary { min-height: 80px; grid-template-columns: 2rem 1fr 18px; padding: .85rem .3rem .85rem 0; }
  .point-note h3 { font-size: 1.4rem; }
.book-section { min-height: 0; padding-top: 5.2rem; padding-bottom: 4.5rem; }
  .book-copy h2 { font-size: clamp(3.8rem, 14.6vw, 5.5rem); }
  .book-copy > p:not(.eyebrow):not(.lead) { font-size: .82rem; }
  .about-layout { gap: 1.5rem; }
  .about-body { padding-top: 0; font-size: .82rem; }
  .support { padding-top: 5rem; padding-bottom: 5rem; }
  .support-layout { gap: 1.7rem; }
  .support h2 { font-size: clamp(3.4rem, 12.8vw, 4.9rem); }
  .email-card { padding: .9rem .5rem; }
  .email-card strong { font-size: .98rem; }
  .legal { gap: 1.7rem; padding-top: 5rem; padding-bottom: 4.5rem; }
  .legal-head { position: static; }
  .legal h2 { font-size: clamp(3rem, 10.7vw, 4.35rem); }
  .legal-head > .eyebrow { margin-top: 1.3rem; }
  .legal-body { font-size: .76rem; }
  .legal-body p { margin-bottom: 1.3rem; }
  .site-footer { padding: 2.4rem 1.25rem 1rem; }
  .footer-top { grid-template-columns: 1fr 1fr; gap: 1.45rem .8rem; padding-bottom: 1.9rem; }
  .footer-top > p { grid-column: 1; grid-row: 2; font-size: .9rem; }
  .footer-back { grid-column: 2; grid-row: 2; align-self: end; font-size: .61rem; }
  .footer-bottom { display: grid; grid-template-columns: 1fr auto; font-size: .49rem; }
  .footer-motto { grid-column: 1 / -1; grid-row: 1; }
  .footer-legal-links { grid-column: 2; grid-row: 2; align-items: flex-end; flex-direction: column; gap: .38rem; }
}

@media (max-width: 370px) {
  :root { --page-pad: 1.05rem; }
  .wordmark-type { font-size: .7rem; }
  .hero-edition-line { gap: .45rem; font-size: .42rem; }
  .edition-caption { font-size: .4rem; }
  .hero h1 { font-size: 3.65rem; }
  .hero-product { min-height: 345px; }
  .cover-control--hero { width: 218px; }
  .hero-entry { min-height: 48px; }
  .footer-top { grid-template-columns: 1fr; }
  .footer-top > p, .footer-back { grid-column: 1; grid-row: auto; justify-self: start; }
  .pattern-item summary { gap: .4rem; }
}

@media (hover: none), (pointer: coarse) {
  .cover-control { cursor: pointer; }
  .cover-control:active .book-shell { transition-duration: .18s; }
  .button-primary:hover { background: var(--plum); }
  .email-card:hover .email-arrow { transform: none; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
  .js [data-reveal] { opacity: 1; }
}


@media (hover: hover) and (pointer: fine) {
  .pattern-item summary:hover, .point-note summary:hover, .margin-note summary:hover, .email-card:hover { background: rgba(208, 174, 113, .055); }
}