:root {
  --ink: #141414;
  --mute: #5f5f5f;
  --line: #e6e6e6;
  --red: #cc4400;
  --orange: #f85502;
  --maroon: #8f3000;
  --sans: "Helvetica Neue", Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: #fff; color: var(--ink); font: 1.05rem/1.6 var(--sans); }
img { max-width: 100%; display: block; }
a { color: inherit; }
button, input, textarea, select { font: inherit; color: inherit; }
h1, h2, h3 { font-weight: 500; letter-spacing: -0.03em; line-height: 1.04; }

/* Header and footer */
.top {
  position: sticky; top: 0; z-index: 20; display: flex; align-items: center; gap: 1.5rem;
  padding: .7rem 4vw; background: rgba(255,255,255,.94); backdrop-filter: blur(10px); border-bottom: 1px solid var(--line);
}
.mark { margin-right: auto; }
.mark, .wordmark { font-size: 1.35rem; font-weight: 700; letter-spacing: -0.03em; text-decoration: none; color: var(--ink); white-space: nowrap; }
.mark em, .wordmark em { font-style: normal; color: var(--orange); }
.top nav { display: flex; align-items: center; gap: 1.4rem; }
.top nav a { text-decoration: none; font-size: .8rem; letter-spacing: .12em; text-transform: uppercase; }
.top nav a:hover, .top nav a[aria-current] { color: var(--red); }
.top nav a.buy { background: var(--red); color: #fff; padding: .55rem .9rem; }
.top nav a.buy:hover { background: var(--maroon); color: #fff; }
.menu { display: none; border: 1px solid var(--ink); background: transparent; padding: .35rem .7rem; letter-spacing: .12em; text-transform: uppercase; font-size: .75rem; cursor: pointer; }

.foot { border-top: 1px solid var(--line); padding: 3.5rem 4vw 2.5rem; display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 2rem; font-size: .92rem; }
.foot .wordmark { font-size: 1.6rem; margin: 0 0 1rem; }
.foot h3 { font-size: .74rem; letter-spacing: .18em; text-transform: uppercase; color: var(--mute); margin: 0 0 .9rem; font-weight: 700; }
.foot ul { list-style: none; margin: 0; padding: 0; }
.foot li { margin: 0 0 .45rem; }
.foot a { text-decoration: none; }
.foot a:hover { color: var(--red); }
.foot .fine { grid-column: 1 / -1; color: var(--mute); font-size: .8rem; margin: 1.5rem 0 0; }

/* Shared bits */
.eyebrow { font-size: .78rem; letter-spacing: .22em; text-transform: uppercase; color: var(--red); margin: 0 0 1rem; font-weight: 700; }
.button {
  display: inline-block; background: var(--red); color: #fff; text-decoration: none; border: 0; cursor: pointer;
  padding: 1rem 1.35rem; letter-spacing: .09em; text-transform: uppercase; font-size: .8rem; font-weight: 700;
}
.button:hover { background: var(--maroon); }
.button.ghost { background: transparent; color: var(--ink); border: 1px solid var(--ink); }
.button.ghost:hover { background: var(--ink); color: #fff; }
.actions { display: flex; flex-wrap: wrap; gap: .8rem; margin-top: 2rem; }
.center { text-align: center; }
.center .actions { justify-content: center; }

/* Hero */
.hero { display: grid; grid-template-columns: 1.05fr .95fr; gap: 4vw; align-items: center; padding: 5vh 4vw 6vh; min-height: calc(100vh - 64px); }
.hero h1 { font-size: clamp(3.2rem, 6.6vw, 6.8rem); margin: 0 0 1.4rem; letter-spacing: -0.045em; }
.hero h1 em { font-style: normal; color: var(--orange); }
.lede { font-size: clamp(1.15rem, 1.9vw, 1.4rem); line-height: 1.5; max-width: 34rem; margin: 0; }
.hero .meta { margin-top: 1.6rem; font-size: .85rem; color: var(--mute); }

/* The dilemma */
.sting { background: var(--ink); color: #fff; padding: 16vh 6vw; text-align: center; }
.sting p.eyebrow { color: #ff8a4d; font-size: .78rem; letter-spacing: .22em; max-width: none; margin-bottom: 3rem; }
.sting p { margin: 0 auto; max-width: 20ch; font-size: clamp(2rem, 4.6vw, 4.2rem); line-height: 1.1; letter-spacing: -0.035em; font-weight: 500; }
.sting p + p { margin-top: .5em; }
.sting p.quiet { color: #8d8d8d; }
.sting p.hit { color: #ff6b1f; }
.sting .small { font-size: clamp(1.1rem, 1.7vw, 1.35rem); line-height: 1.6; max-width: 38rem; color: #cfcfcf; letter-spacing: 0; font-weight: 400; margin-top: 3rem; }

/* Photos */
figure { margin: 0; }
figure img { width: 100%; height: auto; }
figcaption { font-size: .92rem; color: var(--mute); margin-top: .7rem; line-height: 1.45; }
.familiar { padding: 12vh 4vw 4vh; max-width: 84rem; margin: 0 auto; }
.mosaic { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.4rem; margin-top: 1.5rem; }
.mosaic img { aspect-ratio: 3 / 4; object-fit: cover; height: auto; }
.mosaic figure:nth-child(even) { margin-top: 3rem; }
.mosaic figcaption { font-size: 1.02rem; color: var(--ink); }
.mosaic figcaption b { display: block; font-size: .72rem; letter-spacing: .16em; text-transform: uppercase; color: var(--red); margin-bottom: .25rem; }
.familiar-hit { text-align: center; font-size: clamp(1.5rem, 2.6vw, 2.2rem); letter-spacing: -0.02em; line-height: 1.2; max-width: 30ch; margin: 4rem auto 0; font-weight: 500; }
.part .part-photo { aspect-ratio: 4 / 3; object-fit: cover; width: 100%; height: auto; margin-bottom: 1.4rem; }
.part .num { display: flex; align-items: center; gap: .6rem; }
.part .num img { height: 30px; width: auto; }
.proof-side { position: sticky; top: 110px; }
.proof .proof-side h2 { position: static; margin-bottom: 2rem; }
.page-photo { margin: 0 0 2.5rem; }

/* Partnerships */
.partners { padding: 14vh 4vw 12vh; max-width: 80rem; margin: 0 auto; }
.partners.yeses { padding: 5vh 4vw 11vh; }
.partners h2, .hurdles h2 { font-size: clamp(2.4rem, 5vw, 4.4rem); margin: 0 0 1rem; text-align: center; }
.sub { text-align: center; color: var(--mute); max-width: 38rem; margin: 0 auto 4rem; font-size: 1.15rem; }
.pairs { display: grid; grid-template-columns: repeat(3, 1fr); gap: 3vw; }
.pair { border-top: 3px solid var(--ink); padding-top: 1.4rem; }
.pair .names { font-size: clamp(1.4rem, 2.2vw, 1.9rem); letter-spacing: -0.02em; line-height: 1.15; margin: 0 0 1rem; }
.pair .names b { font-weight: 500; }
.pair p { margin: 0; font-size: 1.08rem; }
.pairs.two { grid-template-columns: repeat(2, 1fr); max-width: 64rem; margin: 0 auto; gap: 4vw; }
.secret .pair:first-child, .yeses .pair:first-child { border-top-color: var(--orange); }
.sub.after { margin: 4rem auto 0; color: var(--ink); font-size: clamp(1.25rem, 2vw, 1.6rem); line-height: 1.35; letter-spacing: -0.01em; max-width: 34ch; }

/* Which are you? */
.lean { background: var(--ink); color: #fff; padding: 14vh 4vw; display: grid; grid-template-columns: .8fr 1.2fr; gap: 5vw; align-items: start; }
.lean .eyebrow { color: #ff8a4d; }
.lean-intro { position: sticky; top: 110px; }
.lean h2 { font-size: clamp(2.2rem, 4.4vw, 3.8rem); margin: 0 0 1.2rem; }
.lean-intro p:last-child { color: #cfcfcf; font-size: 1.15rem; max-width: 28rem; }
.lean fieldset { border: 0; margin: 0 0 2.6rem; padding: 0; }
.lean legend { font-size: clamp(1.2rem, 1.8vw, 1.45rem); line-height: 1.35; margin: 0 0 1rem; padding: 0; }
.lean fieldset button { display: block; width: 100%; text-align: left; background: transparent; border: 1px solid #555; color: #e8e8e8; padding: 1rem 1.2rem; margin: 0 0 .6rem; font-size: 1.05rem; line-height: 1.45; cursor: pointer; transition: border-color .2s, background .2s; }
.lean fieldset button:hover { border-color: #fff; }
.lean fieldset button[aria-pressed="true"] { background: var(--red); border-color: var(--red); color: #fff; }
.lean-result { border-top: 1px solid #555; padding-top: 2.4rem; }
.lean-result .verdict { color: #ff6b1f; text-align: left; font-size: clamp(3rem, 7vw, 5.6rem); }
.lean-result p { font-size: 1.15rem; line-height: 1.6; }
.lean-result .lean-note { color: #cfcfcf; }
.lean .button.ghost { color: #fff; border-color: #fff; }
.lean .button.ghost:hover { background: #fff; color: var(--ink); }

/* Hurdles */
.hurdles { padding: 14vh 4vw; max-width: 72rem; margin: 0 auto; }
.hurdle-table { border-top: 1px solid var(--ink); }
.hurdle-row { display: grid; grid-template-columns: .7fr 1fr 1fr; gap: 2rem; padding: 1.6rem 0; border-bottom: 1px solid var(--line); font-size: 1.12rem; line-height: 1.45; }
.hurdle-row strong { font-weight: 500; font-size: clamp(1.25rem, 2vw, 1.6rem); letter-spacing: -0.02em; line-height: 1.2; }
.hurdle-row.head { font-size: .74rem; letter-spacing: .16em; text-transform: uppercase; color: var(--mute); font-weight: 700; padding: 1rem 0; }

/* Reader praise */
.praise { background: #f5f5f5; padding: 11vh 4vw 5vh; }
.praise blockquote { margin: 0; }
.praise-lead { max-width: 58rem; margin: 0 auto 5rem !important; text-align: center; font-size: clamp(1.7rem, 3.2vw, 2.8rem); line-height: 1.22; letter-spacing: -0.025em; font-weight: 500; }
.praise-lead em { font-style: normal; color: var(--red); }
.praise-grid { display: flex; flex-wrap: wrap; justify-content: center; gap: 2.2rem 3vw; max-width: 80rem; margin: 0 auto 3rem; }
.praise-grid blockquote { flex: 0 1 22rem; font-size: 1.15rem; line-height: 1.5; padding-top: 1.2rem; border-top: 3px solid var(--red); }

/* The three parts */
.parts { padding: 11vh 4vw 5vh; border-top: 1px solid var(--line); }
.parts > header { text-align: center; max-width: 44rem; margin: 0 auto 4.5rem; }
.parts h2 { font-size: clamp(2.4rem, 5vw, 4.4rem); margin: 0 0 1rem; }
.parts > header p { font-size: 1.15rem; color: var(--mute); margin: 0; }
.part-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 3vw; max-width: 80rem; margin: 0 auto; }
.part .num { font-size: .75rem; letter-spacing: .2em; text-transform: uppercase; color: var(--red); font-weight: 700; }
.part h3 { font-size: clamp(1.8rem, 2.8vw, 2.5rem); margin: .4rem 0 1rem; }
.part blockquote { margin: 0 0 1.2rem; padding: 0 0 0 1rem; border-left: 3px solid var(--red); font-size: 1.1rem; line-height: 1.45; }
.part p { margin: 0; color: var(--mute); }

/* No gatekeeper */
.proof { background: #f5f5f5; padding: 5vh 4vw 10vh; }
.proof-inner { max-width: 72rem; margin: 0 auto; display: grid; grid-template-columns: .9fr 1.1fr; gap: 5vw; align-items: start; }
.proof h2 { font-size: clamp(2.4rem, 4.6vw, 4.2rem); margin: 0; position: sticky; top: 120px; }
.proof .cases { display: grid; gap: 2.2rem; }
.proof .case strong { display: block; font-size: 1.35rem; letter-spacing: -0.01em; font-weight: 500; margin-bottom: .3rem; }
.proof .case p { margin: 0; font-size: 1.08rem; }
.proof .after { border-top: 1px solid #d5d5d5; padding-top: 2rem; font-size: 1.25rem; line-height: 1.5; }
.proof .after b { color: var(--red); font-weight: 500; }

/* Paul */
.paul { border-top: 1px solid var(--line); padding: 10vh 4vw; }
.paul-inner { max-width: 50rem; margin: 0 auto; }
.paul h2 { font-size: clamp(2.2rem, 4vw, 3.6rem); margin: 0 0 1.5rem; }
.paul p { font-size: 1.15rem; line-height: 1.7; }
.paul .facts { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; margin: 2.5rem 0 0; padding: 2rem 0 0; border-top: 1px solid var(--line); }
.paul .facts strong { display: block; font-size: clamp(2rem, 3.6vw, 3rem); letter-spacing: -0.04em; font-weight: 500; color: var(--red); line-height: 1; margin-bottom: .4rem; }
.paul .facts span { font-size: .92rem; color: var(--mute); }

/* Last call */
.last { background: var(--red); color: #fff; text-align: center; padding: 16vh 6vw; }
.last p.eyebrow { color: #ffd9c4; }
.last h2 { font-size: clamp(2.8rem, 6.4vw, 6rem); margin: 0 auto 1.5rem; max-width: 14ch; letter-spacing: -0.045em; }
.last .lede { margin: 0 auto; color: #fff; }
.last .button { background: #fff; color: var(--red); }
.last .button:hover { background: var(--ink); color: #fff; }
.last .button.ghost { background: transparent; color: #fff; border-color: #fff; }
.last .button.ghost:hover { background: #fff; color: var(--red); }

/* Inner pages */
.page { max-width: 46rem; margin: 0 auto; padding: 9vh 4vw 12vh; }
.page h1 { font-size: clamp(2.6rem, 5.4vw, 4.6rem); margin: 0 0 1.4rem; }
.page .lede { margin-bottom: 2rem; }
.page p { font-size: 1.1rem; line-height: 1.7; }
.page h2 { font-size: clamp(1.6rem, 2.6vw, 2.1rem); margin: 3rem 0 1rem; }
.page .cover-float { float: right; width: 38%; margin: 0 0 1.5rem 2rem; border: 1px solid #dcdcdc; }
.page.wide { max-width: 64rem; }

/* Contact */
.contact-form label { display: block; margin: 0 0 1.1rem; font-weight: 700; font-size: .9rem; }
.contact-form input, .contact-form textarea { display: block; width: 100%; margin-top: .35rem; border: 0; border-bottom: 1px solid #bdbdbd; background: #fafafa; padding: .75rem .8rem; font-size: 1.05rem; font-weight: 400; }
.contact-form .hp { position: absolute; left: -9999px; }
.form-status { margin: 1rem 0 0; font-weight: 700; }
.form-status[data-state="err"] { color: var(--red); }

.reveal { opacity: 0; transform: translateY(24px); transition: opacity .9s ease, transform .9s ease; }
.reveal.seen { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
}

@media (max-width: 900px) {
  .menu { display: inline-block; }
  .top nav { display: none; position: absolute; top: 100%; left: 0; right: 0; background: #fff; border-bottom: 1px solid var(--line); flex-direction: column; align-items: flex-start; padding: 1rem 4vw 1.4rem; }
  .top nav.open { display: flex; }
  .hero { grid-template-columns: 1fr; min-height: 0; padding-top: 3vh; }
  .part-grid, .proof-inner, .pairs, .pairs.two { grid-template-columns: 1fr; }
  .lean { grid-template-columns: 1fr; }
  .hurdle-row { grid-template-columns: 1fr; gap: .5rem; }
  .hurdle-row.head { display: none; }
  .hurdle-row span::before { display: block; content: attr(data-who); font-size: .72rem; letter-spacing: .16em; text-transform: uppercase; color: var(--red); font-weight: 700; margin-bottom: .2rem; }
  .part-grid { gap: 3.5rem; }
  .proof h2, .proof-side { position: static; }
  .mosaic { grid-template-columns: 1fr 1fr; gap: 1rem; }
  .mosaic figure:nth-child(even) { margin-top: 2rem; }
  .paul .facts { grid-template-columns: 1fr; }
  .foot { grid-template-columns: 1fr; }
  .page .cover-float { float: none; width: 60%; margin: 0 auto 2rem; }
}