/* Fonts are the ones the book itself is set in. */
@font-face { font-family: "Source Serif 4"; font-style: normal; font-weight: 400 700; font-display: swap; src: url(fonts/source-serif.woff2) format("woff2"); }
@font-face { font-family: "Source Serif 4"; font-style: italic; font-weight: 400; font-display: swap; src: url(fonts/source-serif-italic.woff2) format("woff2"); }
@font-face { font-family: "Playfair Display"; font-style: normal; font-weight: 700; font-display: swap; src: url(fonts/playfair-700.woff2) format("woff2"); }
@font-face { font-family: "Playfair Display"; font-style: italic; font-weight: 700; font-display: swap; src: url(fonts/playfair-italic-700.woff2) format("woff2"); }
@font-face { font-family: "Oswald"; font-style: normal; font-weight: 500; font-display: swap; src: url(fonts/oswald.woff2) format("woff2"); }
@font-face { font-family: "Caveat"; font-style: normal; font-weight: 400; font-display: swap; src: url(fonts/caveat.woff2) format("woff2"); }

:root {
  /* Evening on the mountain */
  --night: #1b2733;
  --night-2: #263a4e;
  --ridge-1: #4a6580;
  --ridge-2: #33485e;
  --haze: #c3d0db;
  /* Honey held to the light */
  --honey: #eaa83f;
  --honey-hi: #f6c96a;
  --honey-deep: #b86d0f;
  --honey-dark: #7a4507;
  /* Paper, label, hive lid, wood */
  --paper: #f7f0e2;
  --paper-2: #efe5d0;
  --cream: #fffaf0;
  --lid: #f3f0e9;
  --wood: #6b4426;
  --wood-dark: #4f301a;
  --ink: #1f1a14;
  --ink-soft: #55493b;
  --graphite: #48474a;
  --rule: #d9ccb3;

  --serif: "Source Serif 4", Georgia, "Times New Roman", serif;
  --display: "Playfair Display", Georgia, serif;
  --label: "Oswald", "Arial Narrow", Arial, sans-serif;
  --hand: "Caveat", "Segoe Print", cursive;
  color-scheme: light;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body { margin: 0; background: var(--paper); color: var(--ink); font: 400 1.125rem/1.6 var(--serif); overflow-x: hidden; }
img { display: block; max-width: 100%; height: auto; }
a { color: var(--honey-dark); text-underline-offset: .18em; }
a:hover { color: var(--ink); }
:focus-visible { outline: 3px solid var(--honey); outline-offset: 3px; }
b, strong { font-weight: 650; }

.skip { position: absolute; left: 1rem; top: -4rem; background: var(--ink); color: #fff; padding: .6rem 1rem; z-index: 50; }
.skip:focus { top: 1rem; }

.wrap { width: 100%; max-width: 1180px; margin: 0 auto; padding: 0 1rem; }

h1, h2, h3 { font-family: var(--display); font-weight: 700; line-height: 1.1; letter-spacing: -.01em; margin: 0 0 .5em; text-wrap: balance; }
h2 { font-size: clamp(1.9rem, 6vw, 3rem); }
h3 { font-size: 1.35rem; line-height: 1.2; }
p { margin: 0 0 1em; }

.eyebrow { font: 500 .78rem/1.4 var(--label); letter-spacing: .2em; text-transform: uppercase; color: var(--honey-dark); margin: 0 0 .8rem; }
.eyebrow--light { color: var(--honey-hi); }

.section { padding: 4.5rem 0; }
.section--paper { background: var(--paper-2); }
.head { max-width: 48rem; margin-bottom: 2.4rem; }
.head__lede { font-size: 1.15rem; color: var(--ink-soft); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .8em;
  min-height: 54px; padding: .8rem 1.1rem .8rem 1.5rem; border-radius: 999px;
  font: 500 1rem/1.2 var(--label); letter-spacing: .14em; text-transform: uppercase; text-decoration: none;
  transition: transform .15s, background-color .15s, box-shadow .15s;
}
.btn:active { transform: translateY(1px); }
.btn--honey { background: linear-gradient(180deg, var(--honey-hi), var(--honey)); color: var(--ink); box-shadow: 0 4px 0 var(--honey-deep), 0 14px 30px -12px rgba(234,168,63,.7); }
.btn--honey:hover { color: var(--ink); background: linear-gradient(180deg, #ffd98a, var(--honey-hi)); }
.btn__price { background: var(--ink); color: var(--honey-hi); border-radius: 999px; padding: .35em .75em; letter-spacing: .06em; }
.btn--ink { background: var(--ink); color: var(--cream); border-radius: 8px; }
.btn--ink:hover { background: #3a2f22; color: #fff; }
.btn--block { width: 100%; }

/* ---------- Launch bar ---------- */

/* ---------- Hero: evening on the mountain ---------- */
.hero {
  position: relative; overflow: hidden; color: var(--cream);
  background:
    radial-gradient(60rem 40rem at 72% 38%, rgba(246,201,106,.20), transparent 60%),
    linear-gradient(180deg, #16212c 0%, var(--night) 35%, var(--night-2) 75%, #3b546d 100%);
  padding: 2rem 0 0;
}
.hero__grid { display: grid; grid-template-areas: "kicker" "title" "book" "body"; gap: 1rem; position: relative; z-index: 2; padding-bottom: 5.5rem; }
.hero__kicker { grid-area: kicker; font: 500 .74rem/1.4 var(--label); letter-spacing: .24em; text-transform: uppercase; color: var(--honey-hi); margin: 0; }
.hero__title { grid-area: title; font-size: clamp(2.5rem, 11vw, 5.2rem); line-height: .98; text-transform: uppercase; letter-spacing: .01em; margin: 0; color: #fff6e3; }
.hero__book { grid-area: book; margin: .6rem 0 .4rem; position: relative; display: flex; justify-content: center; }
.hero__body { grid-area: body; }
.hero__promise { font: 700 clamp(1.35rem, 4.8vw, 1.9rem)/1.28 var(--display); margin-bottom: .9rem; text-wrap: balance; }
.hero__promise em { color: var(--honey-hi); }
.hero__sub { color: var(--haze); font-size: 1.08rem; max-width: 34rem; }
.hero__wins { list-style: none; padding: 0; margin: 0 0 .4rem; max-width: 36rem; }
.hero__wins li { position: relative; padding: .35rem 0 .35rem 1.8rem; color: var(--haze); }
.hero__wins li::before { content: ""; position: absolute; left: 0; top: .72rem; width: .95rem; height: 1.05rem; background: var(--honey-hi); clip-path: polygon(50% 0, 100% 25%, 100% 75%, 50% 100%, 0 75%, 0 25%); }
.hero__fine s, .sign__price s { opacity: .6; }
.sign__price s { font-size: .5em; vertical-align: middle; }
.hero__buy { display: flex; flex-direction: column; align-items: flex-start; gap: 1rem; margin-top: 1.4rem; }
.hero__more { color: var(--haze); font: 500 .8rem/1.4 var(--label); letter-spacing: .16em; text-transform: uppercase; }
.hero__more:hover { color: #fff; }
.hero__fine { font: 500 .7rem/1.5 var(--label); letter-spacing: .16em; text-transform: uppercase; color: #93a6b7; margin: 1.1rem 0 0; }

.glow {
  position: absolute; left: 50%; top: 50%; width: 120%; aspect-ratio: 1; transform: translate(-50%, -50%);
  background: radial-gradient(circle, rgba(246,201,106,.55) 0%, rgba(234,168,63,.22) 35%, transparent 65%);
  filter: blur(6px); animation: glow 6s ease-in-out infinite alternate;
}
@keyframes glow { from { opacity: .75; transform: translate(-50%, -50%) scale(.95); } to { opacity: 1; transform: translate(-50%, -50%) scale(1.05); } }

.book3d { width: min(50vw, 220px); position: relative; transform: perspective(1400px) rotateY(-18deg) rotateX(4deg); }
.book3d img { position: relative; z-index: 1; border-radius: 1px 4px 4px 1px; box-shadow: 22px 30px 40px -18px rgba(0,0,0,.75), 2px 3px 6px rgba(0,0,0,.35); }
.book3d::before { content: ""; position: absolute; inset: 0 auto 0 0; width: 7%; z-index: 2; background: linear-gradient(90deg, rgba(255,255,255,.28), rgba(0,0,0,.3) 45%, rgba(255,255,255,.08) 70%, transparent); }
.book3d::after { content: ""; position: absolute; top: 1.2%; bottom: 1.2%; right: -12px; width: 12px; background: repeating-linear-gradient(90deg, #f3ecdd 0 1px, #d2c4a8 1px 2px); transform: rotateY(60deg); transform-origin: left; }
.book3d.is-mockup { transform: none; width: min(80vw, 420px); }
.book3d.is-mockup::before, .book3d.is-mockup::after { display: none; }
.book3d.is-mockup img { box-shadow: none; }

.ridges { display: block; width: 100%; }
.ridges--hero { position: absolute; left: 0; right: 0; bottom: -1px; height: 120px; z-index: 1; }
.ridges--hero { --r1: #3a526a; --r2: #2b3e51; --r3: #f0b04c; }

/* ---------- The back of the jar ---------- */
.jar {
  background:
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='56' height='97' viewBox='0 0 56 97'%3E%3Cpath d='M28 0l28 16v32L28 64 0 48V16zM28 64l28 16v32M28 64L0 80v32' fill='none' stroke='%23fff' stroke-opacity='.16' stroke-width='1.5'/%3E%3C/svg%3E"),
    linear-gradient(170deg, #f0b04c 0%, #e39b2f 45%, #c9791a 100%);
  padding: 3.5rem 0 4.5rem; color: #2a1806;
}
.jar__grid { display: grid; gap: 2.2rem; align-items: center; }
.jar .eyebrow { color: #4d2a04; }
.jar__intro h2 { font-size: clamp(2.1rem, 7vw, 3.4rem); }
.jar__intro p:last-child { font-size: 1.15rem; max-width: 32rem; }

.label {
  background: var(--cream); color: var(--ink); border: 2px solid var(--ink); border-radius: 14px;
  padding: 1.4rem 1.2rem 1.3rem; position: relative;
  box-shadow: 0 0 0 6px var(--cream), 0 0 0 7px rgba(31,26,20,.35), 0 30px 50px -24px rgba(60,30,0,.6);
}
.label__name { font: italic 700 1.55rem/1.15 var(--display); text-align: center; padding-bottom: .9rem; margin: 0 0 .2rem; border-bottom: 3px double var(--ink); }
.label__rows { margin: 0 0 1.2rem; }
.label__rows div { display: grid; grid-template-columns: 1fr; gap: .1rem; padding: .7rem 0; border-bottom: 1px dashed var(--rule); }
.label__rows dt { font: 500 .72rem/1.4 var(--label); letter-spacing: .18em; text-transform: uppercase; color: var(--honey-dark); }
.label__rows dd { margin: 0; font-size: 1rem; line-height: 1.45; }
.label__price dd b { font: 700 1.5rem/1 var(--display); }
.pencil-note { font: 400 1.25rem/1 var(--hand); color: var(--graphite); white-space: nowrap; }

/* ---------- Who it's for ---------- */
.doors { display: grid; gap: 1.2rem; }
.door { background: var(--cream); border: 1px solid var(--rule); border-radius: 14px; padding: 1.5rem 1.4rem 1rem; }
.door__icon { width: 52px; height: 52px; fill: none; stroke: var(--honey-dark); stroke-width: 2.4; stroke-linejoin: round; margin-bottom: .8rem; }
.door__icon .fill { fill: var(--honey); stroke: none; }
.door p { color: var(--ink-soft); }

/* ---------- Do the arithmetic ---------- */
.section--dusk { background: linear-gradient(180deg, var(--night), var(--night-2)); color: var(--cream); }
.section--dusk h2 { color: #fff6e3; }
.math { display: grid; gap: 2.2rem; align-items: center; }
.math__text p:last-child { color: var(--haze); font-size: 1.12rem; }
.calc { background: var(--cream); color: var(--ink); border-radius: 16px; padding: 1.5rem 1.2rem; box-shadow: 0 30px 60px -30px rgba(0,0,0,.7); }
.calc__title { font-size: 1.3rem; margin-bottom: 1rem; }
.calc__fields { display: grid; grid-template-columns: 1fr 1fr; gap: .8rem; }
.calc label { font: 500 .7rem/1.4 var(--label); letter-spacing: .14em; text-transform: uppercase; color: var(--ink-soft); display: grid; gap: .4rem; }
.calc input { width: 100%; min-height: 52px; font: 600 1.35rem/1 var(--serif); color: var(--ink); background: #fff; border: 2px solid var(--rule); border-radius: 10px; padding: .5rem .7rem; }
.calc input:focus { border-color: var(--honey-deep); outline: none; box-shadow: 0 0 0 3px rgba(234,168,63,.35); }
.calc__result { font: 700 1.25rem/1.3 var(--display); margin: 1.3rem 0 .9rem; }
.calc__result output { font-size: 2.2rem; color: var(--honey-deep); }
.bars { display: grid; gap: .7rem; margin-bottom: 1rem; }
.bar { display: grid; grid-template-columns: 7.5rem 1fr 3.6rem; align-items: center; gap: .6rem; font-size: .92rem; }
.bar__name { color: var(--ink-soft); }
.bar__track { height: 14px; background: var(--paper-2); border-radius: 99px; overflow: hidden; }
.bar__fill { display: block; height: 100%; border-radius: 99px; background: var(--ridge-1); transition: width .35s ease; }
.bar__fill--you { background: linear-gradient(90deg, var(--honey), var(--honey-deep)); }
.bar__val { text-align: right; font-weight: 650; }
.calc__note { font-size: .92rem; color: var(--ink-soft); margin: 0; }

/* ---------- Hive lids ---------- */
.part { margin-bottom: 3rem; }
.part__head { display: grid; gap: 1rem; margin-bottom: 1.3rem; }
.part__head img { border-radius: 12px; aspect-ratio: 16 / 9; object-fit: cover; width: 100%; }
.part__head h3 { font-size: 2.2rem; margin-bottom: .1rem; }
.part__head p:last-child { color: var(--ink-soft); font-style: italic; margin: 0; }
.lids { list-style: none; padding: 0; margin: 0; display: grid; gap: .9rem; }
.lid {
  position: relative; padding: 1.1rem 1.1rem 1rem 3.3rem; border-radius: 5px;
  background:
    repeating-linear-gradient(180deg, transparent 0 7px, rgba(120,108,90,.06) 7px 8px, transparent 8px 19px),
    linear-gradient(180deg, #f8f6f1, var(--lid));
  border: 1px solid #d8d1c3; box-shadow: 0 4px 0 #d4ccbc, 0 12px 20px -14px rgba(60,40,20,.45);
}
.lid__no { position: absolute; left: 1rem; top: 1rem; font: 500 .95rem/1 var(--label); color: var(--honey-dark); letter-spacing: .04em; }
.lid__no::before { content: "No."; font-size: .62rem; display: block; letter-spacing: .14em; color: var(--ink-soft); margin-bottom: .15rem; }
.lid b { display: block; font-weight: 650; line-height: 1.3; }
.lid i { display: block; font: 400 1.35rem/1.15 var(--hand); color: var(--graphite); margin-top: .35rem; transform: rotate(-1deg); transform-origin: left; }

/* ---------- Cabinet door ---------- */
.cabinet {
  padding: 4.5rem 0; color: var(--cream);
  background:
    repeating-linear-gradient(90deg, rgba(0,0,0,.22) 0 2px, transparent 2px 210px),
    repeating-linear-gradient(90deg, rgba(255,255,255,.03) 0 1px, transparent 1px 9px),
    linear-gradient(180deg, #7a4f2c, var(--wood) 50%, var(--wood-dark));
}
.cabinet h2 { color: #fff6e3; }
.cabinet__head { max-width: 44rem; margin-bottom: 2.4rem; }
.cabinet__head p:last-child { color: #e9d9c2; }
.taped {
  list-style: none; padding: 1rem 1rem 1.2rem; margin: 0 -1rem;
  display: grid; grid-auto-flow: column; grid-auto-columns: 46%; gap: 1.4rem;
  overflow-x: auto; scroll-snap-type: x mandatory; -webkit-overflow-scrolling: touch;
}
.taped li { scroll-snap-align: start; position: relative; transform: rotate(-1.5deg); }
.taped li:nth-child(2n) { transform: rotate(1.4deg); }
.taped li:nth-child(3n) { transform: rotate(-.6deg); }
.taped li::before {
  content: ""; position: absolute; top: -.7rem; left: 50%; width: 46%; height: 1.4rem; z-index: 2;
  background: rgba(240, 228, 196, .82); transform: translateX(-50%) rotate(-3deg);
  box-shadow: 0 1px 2px rgba(0,0,0,.2);
}
.taped img { background: #fff; aspect-ratio: 2 / 3; object-fit: contain; box-shadow: 0 10px 18px -8px rgba(0,0,0,.6); }
.taped span { display: block; margin-top: .6rem; font: 400 1.25rem/1.1 var(--hand); color: #f3e6cf; }

/* ---------- Real pages ---------- */
.spreads { display: grid; gap: 2rem; }
.spreads figure { margin: 0; }
.spreads a { display: block; background: #fff; border-radius: 4px; overflow: hidden; box-shadow: 0 2px 4px rgba(0,0,0,.1), 0 26px 40px -24px rgba(31,26,20,.6); transition: transform .2s; }
.spreads a:hover { transform: translateY(-3px); }
.spreads figcaption { margin-top: .8rem; font-size: 1rem; color: var(--ink-soft); }
.spreads figcaption b { color: var(--ink); }

/* ---------- Corrected in pencil ---------- */
.corrections { list-style: none; padding: 0; margin: 0 0 3rem; display: grid; gap: 1rem; }
.corrections li {
  background: repeating-linear-gradient(180deg, var(--cream) 0 31px, #e7dcc7 31px 32px); background-position: 0 14px;
  border: 1px solid var(--rule); border-radius: 6px; padding: 1.1rem 1.2rem 1rem; box-shadow: 0 10px 20px -16px rgba(60,40,20,.5);
}
.corrections s { display: block; font-size: 1.12rem; line-height: 1.6; color: var(--ink-soft); text-decoration-color: var(--graphite); text-decoration-thickness: 2px; }
.corrections .fix { display: block; font: 400 1.6rem/1.15 var(--hand); color: var(--graphite); margin: .4rem 0 .6rem; }
.corrections .fix::before { content: "→ "; color: var(--honey-deep); }
.corrections small { font: 500 .7rem/1 var(--label); letter-spacing: .18em; text-transform: uppercase; color: var(--honey-dark); }

.freetest { background: var(--cream); border: 2px dashed var(--honey-deep); border-radius: 14px; padding: 1.6rem 1.3rem; }
.freetest h3 { font-size: clamp(1.6rem, 5vw, 2.2rem); }
.freetest ol { padding-left: 1.4rem; margin: 0 0 1rem; }
.freetest li { margin-bottom: .5rem; }
.freetest li::marker { font-family: var(--display); font-weight: 700; color: var(--honey-deep); }
.freetest__end { font: 400 1.8rem/1.1 var(--hand); color: var(--honey-dark); margin: 0; }

/* ---------- Author ---------- */
.author { display: grid; gap: 2rem; align-items: start; }
.author__pic { margin: 0; }
.author__pic img { border-radius: 14px; box-shadow: 0 30px 50px -30px rgba(31,26,20,.7); }
.author__pic figcaption { font: 400 1.4rem/1.2 var(--hand); color: var(--ink-soft); margin-top: .6rem; }
.author__text h2 { font-size: clamp(2.4rem, 8vw, 3.6rem); }
.tally { list-style: none; padding: 0; margin: 1.4rem 0; border-top: 1px solid var(--ink); }
.tally li { display: grid; grid-template-columns: 5rem 1fr; gap: .8rem; align-items: baseline; padding: .7rem 0; border-bottom: 1px dashed var(--rule); color: var(--ink-soft); }
.tally b { font: italic 700 1.7rem/1 var(--display); color: var(--honey-deep); }
.author__sign { font: 400 1.7rem/1.15 var(--hand); color: var(--graphite); }
.link { font: 500 .85rem/1.4 var(--label); letter-spacing: .14em; text-transform: uppercase; }

/* ---------- Readers ---------- */
.reviews { display: grid; gap: 1rem; }
.review { margin: 0; background: var(--cream); border: 1px solid var(--rule); border-radius: 14px; padding: 1.4rem 1.3rem; }
.review blockquote { margin: 0 0 .8rem; font: italic 400 1.1rem/1.5 var(--serif); }
.review figcaption { font: 500 .72rem/1 var(--label); letter-spacing: .16em; text-transform: uppercase; color: var(--honey-dark); }
.review--empty { border-style: dashed; color: var(--ink-soft); }

/* ---------- Free cheat sheet ---------- */
.freebie { padding: 3.5rem 0; background: var(--paper); border-top: 1px solid var(--rule); }
.freebie__grid { display: grid; gap: 1.6rem; align-items: center; }
.freebie__grid img { width: 150px; background: #fff; box-shadow: 0 16px 30px -14px rgba(31,26,20,.55); transform: rotate(-2deg); }
.freebie h2 { font-size: clamp(1.7rem, 5vw, 2.4rem); }
.freebie__fine { font-size: .9rem; color: var(--ink-soft); margin: .8rem 0 0; }

/* ---------- Honey stand ---------- */
.stand { background: linear-gradient(180deg, var(--night-2), var(--night)); color: var(--cream); padding: 0 0 4.5rem; position: relative; }
.ridges--top { height: 110px; background: var(--paper); margin-bottom: 2.5rem; }
.ridges--top { --r1: #9fb2c2; --r2: #5d7790; --r3: var(--night-2); }
.stand__grid { display: grid; gap: 2.5rem; align-items: center; }
.sign {
  justify-self: center; width: min(100%, 360px); text-align: center; padding: 1.4rem 1rem 1.6rem; border-radius: 6px; position: relative;
  background:
    repeating-linear-gradient(180deg, transparent 0 58px, rgba(0,0,0,.35) 58px 61px),
    repeating-linear-gradient(90deg, rgba(255,255,255,.04) 0 2px, transparent 2px 13px),
    linear-gradient(180deg, #8a5a32, var(--wood));
  box-shadow: 0 22px 40px -18px rgba(0,0,0,.8); transform: rotate(-2deg);
}
.sign::before, .sign::after { content: ""; position: absolute; bottom: -3.2rem; width: 14px; height: 3.4rem; background: var(--wood-dark); z-index: -1; }
.sign::before { left: 22%; } .sign::after { right: 22%; }
.sign__small { font: 500 .72rem/1 var(--label); letter-spacing: .22em; text-transform: uppercase; color: #f3dcb6; margin-bottom: .4rem; }
.sign__big { font: 400 3.4rem/1 var(--hand); color: #fff3dc; margin: 0; text-transform: none; letter-spacing: 0; }
.sign__price { font: 700 4.2rem/1 var(--display); color: var(--honey-hi); margin: .3rem 0 0; text-shadow: 0 2px 0 rgba(0,0,0,.35); }
.stand__body { display: grid; gap: 1.6rem; justify-items: center; }
.stand__cover { width: 150px; border-radius: 1px 4px 4px 1px; box-shadow: 0 24px 40px -16px #000; }
.stand__lead { font: 700 1.3rem/1.35 var(--display); color: #fff6e3; }
.ticks { list-style: none; padding: 0; margin: 0 0 1.5rem; }
.ticks li { padding: .55rem 0 .55rem 1.8rem; position: relative; border-bottom: 1px dashed #415a72; color: var(--haze); }
.ticks li::before { content: "✓"; position: absolute; left: .2rem; color: var(--honey-hi); font-weight: 700; }
.stand__refund { margin: 1.1rem 0 0; font-size: 1rem; color: var(--haze); text-align: center; }
.stand__refund b { color: var(--cream); }

/* ---------- FAQ ---------- */
.faq-wrap { max-width: 860px; }
.faq details { border-bottom: 1px solid var(--rule); }
.faq details:first-child { border-top: 1px solid var(--ink); }
.faq summary { cursor: pointer; list-style: none; position: relative; padding: 1.15rem 2.6rem 1.15rem 0; font: 700 1.2rem/1.3 var(--display); }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; position: absolute; right: .3rem; top: 50%; transform: translateY(-50%); font: 400 1.8rem/1 var(--serif); color: var(--honey-deep); }
.faq details[open] summary::after { content: "−"; }
.faq details p { margin: 0 0 1.2rem; color: var(--ink-soft); }

/* ---------- Footer ---------- */
.footer { background: var(--night); color: var(--haze); padding: 0 0 6.5rem; font-size: .95rem; text-align: center; }
.ridges--foot { height: 90px; background: var(--paper); margin-bottom: 1.8rem; }
.ridges--foot { --r1: #9fb2c2; --r2: #5d7790; --r3: var(--night); }
.footer p { margin: 0 0 .5rem; }
.footer a { color: var(--honey-hi); }
.footer__motto { font: 400 1.6rem/1.2 var(--hand); color: var(--honey-hi); margin-bottom: 1rem !important; }
.footer__small { font-size: .85rem; color: #8193a4; }

/* ---------- Sticky buy bar (phones) ---------- */
.sticky-buy {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 40;
  display: flex; align-items: center; justify-content: space-between; gap: .8rem;
  padding: .55rem 1rem calc(.55rem + env(safe-area-inset-bottom));
  background: rgba(27,39,51,.96); color: var(--cream); border-top: 1px solid #3a526a;
  transform: translateY(110%); transition: transform .25s ease;
}
.sticky-buy.is-on { transform: none; }
.sticky-buy__title { font: italic 700 .98rem/1.2 var(--display); }
.sticky-buy .btn { min-height: 44px; padding: .45rem .5rem .45rem 1rem; font-size: .82rem; flex-shrink: 0; }
html:not(.js) .sticky-buy { display: none; }

/* ---------- Reveal on scroll (only when JS runs) ---------- */
.js .reveal { opacity: 0; transform: translateY(18px); transition: opacity .6s ease, transform .6s ease; }
.js .reveal.is-in { opacity: 1; transform: none; }
.js .taped li.reveal, .js .label.reveal { transform: none; }

/* ---------- Wider screens ---------- */
@media (min-width: 600px) {
  .hero__buy { flex-direction: row; align-items: center; gap: 1.6rem; }
  .doors { grid-template-columns: repeat(3, 1fr); }
  .lids { grid-template-columns: 1fr 1fr; }
  .corrections { grid-template-columns: 1fr 1fr; }
  .taped { grid-auto-columns: 28%; }
  .label__rows div { grid-template-columns: 8.5rem 1fr; gap: 1rem; }
  .label { padding: 1.8rem 1.8rem 1.6rem; }
}

@media (min-width: 720px) {
  .reviews { grid-template-columns: repeat(3, 1fr); }
  .freebie__grid { grid-template-columns: 200px 1fr; gap: 3rem; }
  .freebie__grid img { width: 200px; }
  .spreads { grid-template-columns: 1fr 1fr; }
  .stand__body { grid-template-columns: 170px 1fr; justify-items: start; align-items: start; }
  .stand__cover { width: 170px; }
  .stand__refund { text-align: left; }
}

@media (min-width: 960px) {
  .section { padding: 6.5rem 0; }
  .hero { padding-top: 4rem; }
  .hero__grid {
    grid-template-columns: 1.2fr .8fr;
    grid-template-areas: "kicker book" "title book" "body book";
    column-gap: 3rem; row-gap: 1.2rem; padding-bottom: 9rem; align-items: start;
  }
  .hero__book { align-self: center; margin: 0; }
  .book3d { width: 320px; }
  .ridges--hero { height: 170px; }

  .jar { padding: 5rem 0 6rem; }
  .jar__grid { grid-template-columns: .9fr 1.1fr; gap: 4rem; }
  .label { transform: rotate(1.2deg); }
  .js .label.reveal.is-in { transform: rotate(1.2deg); }

  .math { grid-template-columns: 1fr 1fr; gap: 4rem; }
  .calc { padding: 2.2rem 2rem; }

  .part { display: grid; grid-template-columns: 340px 1fr; gap: 2.5rem; align-items: start; margin-bottom: 4rem; }
  .part__head { position: sticky; top: 1.5rem; }
  .lids { grid-template-columns: 1fr 1fr; }

  .taped { grid-auto-flow: row; grid-template-columns: repeat(7, 1fr); overflow: visible; padding: 1rem 0 0; margin: 0; row-gap: 2.4rem; }

  .corrections { grid-template-columns: repeat(4, 1fr); }
  .freetest { display: grid; grid-template-columns: 1fr 1.4fr; column-gap: 3rem; padding: 2.4rem 2.6rem; }
  .freetest .eyebrow, .freetest h3, .freetest__end { grid-column: 1; }
  .freetest ol { grid-column: 2; grid-row: 1 / span 3; margin: 0; }

  .author { grid-template-columns: 1.1fr 1fr; gap: 4rem; }
  .author__pic { position: sticky; top: 1.5rem; }

  .ridges--top { height: 160px; margin-bottom: 3.5rem; }
  .stand__grid { grid-template-columns: 380px 1fr; gap: 5rem; }
  .sign { width: 100%; padding: 2rem 1.2rem 2.2rem; }
  .sign__big { font-size: 4.2rem; }
  .sign__price { font-size: 5.4rem; }

  .sticky-buy { display: none; }
  .footer { padding-bottom: 2.4rem; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; animation: none !important; }
  .js .reveal { opacity: 1; transform: none; }
}

/* Launch price bar */
.launch { background: var(--honey); color: var(--ink); font: 500 .78rem/1.3 var(--label); letter-spacing: .12em; text-transform: uppercase; }
.launch__row { display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: .35rem 1rem; padding: .6rem 16px; text-align: center; }
.launch__tag { background: var(--ink); color: var(--honey-hi); padding: .2rem .55rem; border-radius: 4px; }
.launch__price b { font-size: 1.05rem; }
.launch__go { color: var(--ink); text-decoration: underline; text-underline-offset: 3px; }
.stand__launch { margin: .9rem 0 0; text-align: center; color: var(--honey-hi); font-size: .95rem; }

/* Chapter lists fold away on phones; JS opens them on wide screens */
.lids-wrap > summary {
  list-style: none; cursor: pointer; display: inline-flex; align-items: center; gap: .5rem;
  font: 500 .85rem/1 var(--label); letter-spacing: .14em; text-transform: uppercase; color: var(--ink);
  border: 1.5px solid var(--ink); border-radius: 999px; padding: .75rem 1.2rem;
}
.lids-wrap > summary::-webkit-details-marker { display: none; }
.lids-wrap > summary::after { content: "+"; font-size: 1.1rem; line-height: 0; }
.lids-wrap[open] > summary { margin-bottom: 1.1rem; }
.lids-wrap[open] > summary::after { content: "−"; }
@media (min-width: 960px) { .js .lids-wrap > summary { display: none; } }

/* Phones see two spreads; the rest are on wider screens */
@media (max-width: 719px) { .spreads figure:nth-child(n+3) { display: none; } }