:root {
  --paper: #fafaf7;
  --paper-2: #f0f0ea;
  --ink: #0a0a0a;
  --ink-soft: #1a1a1a;
  --gray: #6b6b6b;
  --gray-light: #9a9a94;
  --hair: #e0e0dc;
  --stamp: #c8362a;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
}

body {
  font-family: 'Barlow', sans-serif;
  font-size: 1.125rem;
  line-height: 1.6;
  color: var(--ink);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
}

.display {
  font-family: 'Anton', sans-serif;
  font-weight: 400;
  text-transform: uppercase;
  line-height: 0.92;
  letter-spacing: 0.005em;
}

.mono {
  font-family: 'JetBrains Mono', monospace;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 0.72rem;
  font-weight: 500;
}

.wrap { max-width: 1120px; margin: 0 auto; padding: 0 28px; }

a { color: inherit; }

/* ---------- SITE HEADER / NAV ---------- */
.site-header {
  border-bottom: 1px solid var(--hair);
  position: sticky;
  top: 0;
  background: rgba(250,250,247,0.92);
  backdrop-filter: blur(8px);
  z-index: 50;
}
.site-header .wrap {
  display: flex; justify-content: space-between; align-items: center;
  height: 68px; gap: 12px;
}
.site-header .brand {
  font-family: 'Anton', sans-serif; text-transform: uppercase;
  font-size: 1.05rem; letter-spacing: 0.02em; text-decoration: none; color: var(--ink);
}
.site-header .brand .slash { color: var(--stamp); }
.site-nav { display: flex; gap: 30px; align-items: center; }
.site-nav a {
  font-family: 'JetBrains Mono', monospace; text-transform: uppercase;
  letter-spacing: 0.14em; font-size: 0.72rem; font-weight: 500;
  color: var(--gray); text-decoration: none; transition: color 0.15s;
}
.site-nav a:hover, .site-nav a[aria-current="page"] { color: var(--ink); }
.site-nav a.nav-cta {
  background: var(--ink); color: var(--paper); padding: 9px 16px;
}
.site-nav a.nav-cta:hover { background: var(--stamp); color: #fff; }

/* ---------- HERO ---------- */
.hero { border-bottom: 1px solid var(--ink); overflow: hidden; }
.hero .wrap { padding-top: 56px; padding-bottom: 0; }
.hero-label { color: var(--gray); margin-bottom: 24px; display: block; }
.hero h1 {
  font-size: clamp(3.4rem, 12vw, 10rem);
  letter-spacing: -0.01em;
}
.hero h1 .line { display: block; }
.hero h1 .strike { position: relative; color: var(--gray-light); }
.hero h1 .strike::after {
  content: ""; position: absolute; left: -1%; right: -1%; top: 52%; height: 0.06em;
  background: var(--stamp); transform: rotate(-1.5deg);
}
.hero-sub {
  display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 20px 32px;
  border-top: 1px solid var(--ink); margin-top: 36px; padding: 22px 0 30px;
}
.hero-sub-label { color: var(--gray); }

.btn {
  display: inline-block; background: var(--ink); color: var(--paper);
  font-family: 'JetBrains Mono', monospace; font-weight: 500;
  text-transform: uppercase; letter-spacing: 0.14em; font-size: 0.8rem;
  padding: 16px 32px; text-decoration: none; border: none; cursor: pointer;
  transition: background 0.15s ease;
}
.btn:hover { background: var(--stamp); color: #fff; }
.btn:focus-visible { outline: 3px solid var(--stamp); outline-offset: 3px; }
.btn-block { width: 100%; text-align: center; }

/* ---------- SECTION SCAFFOLD ---------- */
section { padding: 64px 0; }
.section-head { display: flex; align-items: baseline; gap: 20px; margin-bottom: 8px; }
.section-num { color: var(--stamp); }
.section-label { color: var(--gray); }
h2.display { font-size: clamp(2.2rem, 5vw, 3.6rem); margin-top: 18px; max-width: 20ch; letter-spacing: -0.005em; }

/* ---------- FORK (the signature inversion) ---------- */
.fork { padding: 0; border-bottom: 1px solid var(--ink); }

/* section eyebrow — frames the two lanes as one composition */
.fork-head { background: var(--paper); border-bottom: 1px solid var(--ink); padding: 26px 0; }
.fork-head .mono { color: var(--gray); display: inline-flex; align-items: center; }
.fork-head .mono::before {
  content: ""; width: 30px; height: 2px; background: var(--stamp);
  margin-right: 16px; flex: none;
}

/* two full-bleed lanes share one internal grid so the big words lock to a common axis */
.lane-inner {
  max-width: 1120px; margin: 0 auto;
  padding: clamp(40px, 5.5vw, 64px) 28px;
  display: grid;
  grid-template-columns: minmax(240px, 34%) 1fr;
  gap: clamp(28px, 5vw, 64px);
  align-items: center;
}
.lane-label { display: flex; flex-direction: column; align-items: flex-start; gap: 14px; }
.lane .tag {
  font-family: 'Anton', sans-serif; text-transform: uppercase;
  font-size: clamp(2.4rem, 5vw, 4rem); line-height: 0.94; letter-spacing: 0.005em;
}
.lane .verdict { display: block; }
.lane .verdict::before { color: var(--stamp); margin-right: 6px; }
.lane .body { font-size: clamp(1.15rem, 1.5vw, 1.35rem); line-height: 1.5; max-width: 46ch; }

/* consumed — white on black, word struck through */
.lane-consumed { background: var(--ink); color: var(--paper); }
.lane-consumed .tag { color: #fff; position: relative; display: inline-block; }
.lane-consumed .tag::after {
  content: ""; position: absolute; left: -3%; right: -3%; top: 54%; height: 5px;
  background: var(--stamp); transform: rotate(-2.2deg);
}
.lane-consumed .verdict { color: var(--gray-light); }
.lane-consumed .verdict::before { content: "\2193"; }
.lane-consumed .body { color: #cfcfca; }

/* built — black on white; red seam pivots the two lanes together */
.lane-built { background: var(--paper); color: var(--ink); border-top: 4px solid var(--stamp); }
.lane-built .verdict { color: var(--stamp); }
.lane-built .verdict::before { content: "\2191"; }

.fork-verdict-bar {
  border-top: 1px solid var(--ink);
  text-align: center; padding: 40px 28px;
  font-family: 'Anton', sans-serif; text-transform: uppercase;
  font-size: clamp(1.4rem, 3.2vw, 2.4rem); letter-spacing: 0.01em;
}
.fork-verdict-bar .hl { color: var(--stamp); }

/* ---------- COACH PHOTO BAND ---------- */
.band { position: relative; aspect-ratio: 24 / 9; overflow: hidden; border-bottom: 1px solid var(--ink); }
.band img { width: 100%; height: 100%; object-fit: cover; display: block; filter: grayscale(1) contrast(1.2) brightness(0.85); }
/* opening barbell shot carries the hero's supporting line as its overlay */
.band-opening { aspect-ratio: 21 / 9; }
.band-opening img { filter: grayscale(1) contrast(1.08) brightness(1.02); }
.band-opening::after { background: linear-gradient(75deg, rgba(10,10,10,0.9) 0%, rgba(10,10,10,0.55) 34%, rgba(10,10,10,0.1) 62%, rgba(10,10,10,0.12) 100%); }
.band-opening .band-caption { max-width: 40ch; padding: 56px; }
.band-opening .band-caption p {
  font-family: 'Barlow', sans-serif; font-weight: 500;
  font-size: clamp(1.25rem, 2vw, 1.85rem); line-height: 1.35; color: var(--paper);
}
.band::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(10,10,10,0.72) 0%, rgba(10,10,10,0.25) 60%, rgba(10,10,10,0.35) 100%); }
.band-caption {
  position: absolute; left: 0; bottom: 0; z-index: 1; color: var(--paper);
  padding: 40px 48px; max-width: 30ch;
}
.band-caption .mono { color: var(--stamp); display: block; margin-bottom: 12px; }
.band-caption .big { font-family: 'Anton', sans-serif; text-transform: uppercase; font-size: clamp(1.4rem, 3.2vw, 2.2rem); line-height: 1.05; }

/* ---------- COACH / WHY ---------- */
.why { border-bottom: 1px solid var(--ink); }
.why-grid { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 56px; margin-top: 32px; align-items: start; }
.why-grid .lead p + p { margin-top: 22px; }
.why-grid .lead p { font-size: 1.15rem; }
.pull {
  font-family: 'Anton', sans-serif; text-transform: uppercase;
  font-size: clamp(1.8rem, 3.6vw, 2.8rem); line-height: 1.08; letter-spacing: -0.005em;
}
.pull .hl { color: var(--stamp); }

/* ---------- LEARN ---------- */
.learn { border-bottom: 1px solid var(--ink); }
.learn-grid { display: grid; grid-template-columns: 1fr 320px; gap: 40px; align-items: stretch; margin-top: 32px; }
.learn-list { border-top: 1px solid var(--hair); }
.learn-photo { border: 1px solid var(--ink); overflow: hidden; }
.learn-photo img { width: 100%; height: 100%; aspect-ratio: 3 / 4; object-fit: cover; display: block; filter: grayscale(1) contrast(1.2) brightness(0.9); }
.learn-item {
  display: grid; grid-template-columns: 96px 1fr; gap: 28px; padding: 30px 0;
  border-bottom: 1px solid var(--hair); align-items: center;
}
.learn-item .tally {
  font-family: 'JetBrains Mono', monospace; font-size: 1.4rem; color: var(--stamp);
  letter-spacing: 0.05em;
}
.learn-item p { font-size: 1.35rem; font-weight: 500; max-width: 54ch; }
.learn-item p strong { font-weight: 700; }
.learn-item.parents { background: var(--ink); color: var(--paper); grid-template-columns: 96px 1fr; margin: 0 -28px; padding: 30px 28px; }
.learn-item.parents .tally { color: #fff; }
.learn-item.parents p strong { color: var(--stamp); }

/* ---------- BUILD (what you'll ship) ---------- */
.build { background: var(--ink); color: var(--paper); border-bottom: 1px solid var(--ink); }
.build .section-label { color: var(--gray-light); }
.build h2.display { color: var(--paper); }
.build .lede { max-width: 56ch; margin-top: 20px; font-size: 1.2rem; color: #cfcfca; }
.build-grid {
  margin-top: 36px; display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px;
}
.build-card {
  border: 1px solid #2b2b2b; background: #141414; padding: 30px 28px 34px;
  display: flex; flex-direction: column; align-items: flex-start; gap: 14px;
  transition: border-color 0.15s ease, transform 0.15s ease, background 0.15s ease;
}
.build-card:hover { border-color: var(--stamp); background: #171717; transform: translateY(-3px); }
.build-card .icon { color: var(--stamp); line-height: 0; }
.build-card .icon svg { width: 44px; height: 44px; display: block; }
.build-card h3 {
  font-family: 'Anton', sans-serif; text-transform: uppercase;
  font-size: 1.5rem; line-height: 1; letter-spacing: 0.01em;
}
.build-card p { font-size: 1rem; line-height: 1.45; color: #b6b6b1; max-width: 30ch; }

/* ---------- SIGNUP ---------- */
.signup { background: var(--ink); color: var(--paper); border-bottom: none; }
.signup .section-label { color: var(--gray-light); }
.signup h2.display { color: var(--paper); }
.signup .lede { max-width: 48ch; margin-top: 22px; font-size: 1.2rem; color: #cfcfca; }
.signup-form { margin-top: 40px; display: flex; gap: 0; max-width: 560px; border: 1px solid var(--paper); }
.signup-form input[type="email"] {
  flex: 1; padding: 18px 20px; font-family: 'Barlow', sans-serif; font-size: 1.05rem;
  border: none; background: transparent; color: var(--paper);
}
.signup-form input[type="email"]::placeholder { color: var(--gray-light); }
.signup-form input[type="email"]:focus { outline: none; background: rgba(255,255,255,0.05); }
.signup-form button {
  background: var(--paper); color: var(--ink); border: none; cursor: pointer;
  font-family: 'JetBrains Mono', monospace; text-transform: uppercase; letter-spacing: 0.14em;
  font-size: 0.78rem; font-weight: 500; padding: 0 28px; transition: background 0.15s, color 0.15s;
}
.signup-form button:hover { background: var(--stamp); color: #fff; }
.form-note { margin-top: 18px; font-size: 0.9rem; color: var(--gray-light); }
.form-success {
  display: none; margin-top: 40px; padding: 24px 28px; border: 1px solid var(--stamp);
  color: var(--paper); font-family: 'Anton', sans-serif; text-transform: uppercase;
  font-size: 1.4rem; max-width: 560px;
}

/* ---------- LESSONS INDEX ---------- */
.page-hero { border-bottom: 1px solid var(--ink); padding: 80px 0 56px; }
.page-hero .mono { color: var(--stamp); display: block; margin-bottom: 20px; }
.page-hero h1.display { font-size: clamp(2.6rem, 8vw, 5.5rem); letter-spacing: -0.01em; }
.lesson-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); border-top: 1px solid var(--ink); border-left: 1px solid var(--ink); }
.lesson-card {
  border-right: 1px solid var(--ink); border-bottom: 1px solid var(--ink);
  padding: 40px 36px 44px; text-decoration: none; color: var(--ink);
  display: flex; flex-direction: column; gap: 16px; min-height: 260px;
  transition: background 0.15s, color 0.15s;
}
.lesson-card:hover { background: var(--ink); color: var(--paper); }
.lesson-card .mono { color: var(--stamp); }
.lesson-card h3 { font-family: 'Anton', sans-serif; text-transform: uppercase; font-size: 1.6rem; line-height: 1.05; }
.lesson-card p { font-size: 1.02rem; color: var(--gray); margin-top: auto; }
.lesson-card:hover p { color: var(--gray-light); }
.lesson-card .read { font-family: 'JetBrains Mono', monospace; font-size: 0.72rem; letter-spacing: 0.14em; text-transform: uppercase; }
.empty-state {
  border-top: 1px solid var(--ink); padding: 64px 0; font-size: 1.3rem; color: var(--gray); max-width: 60ch;
}
.empty-state a { color: var(--stamp); }

/* ---------- LESSON PAGE ---------- */
.lesson-header { border-bottom: 1px solid var(--ink); padding: 72px 0 52px; }
.lesson-header .mono { color: var(--stamp); display: block; margin-bottom: 20px; }
.lesson-header h1.display { font-size: clamp(2.2rem, 6vw, 4rem); max-width: 22ch; letter-spacing: -0.005em; }
.lesson-body { padding: 64px 0 96px; max-width: 680px; }
.lesson-body p { margin-bottom: 22px; font-size: 1.18rem; }
.lesson-body h2 { font-family: 'Anton', sans-serif; text-transform: uppercase; font-size: 1.7rem; margin: 44px 0 18px; }
.lesson-body ul, .lesson-body ol { margin: 0 0 22px 24px; }
.lesson-body li { margin-bottom: 8px; }
.lesson-body a { color: var(--stamp); text-underline-offset: 3px; }
.lesson-back { font-family: 'JetBrains Mono', monospace; font-size: 0.74rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--gray); text-decoration: none; }
.lesson-back:hover { color: var(--stamp); }

/* ---------- FOOTER ---------- */
footer { background: var(--paper); border-top: 1px solid var(--ink); padding: 48px 0; }
footer .wrap { display: flex; justify-content: space-between; align-items: baseline; gap: 20px; flex-wrap: wrap; }
footer .brand { font-family: 'Anton', sans-serif; text-transform: uppercase; font-size: 1.1rem; }
footer .brand .slash { color: var(--stamp); }
footer .tagline { font-family: 'JetBrains Mono', monospace; font-size: 0.74rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--gray); }

/* ---------- RESPONSIVE ---------- */
@media (max-width: 820px) {
  section { padding: 52px 0; }
  .lane-inner { grid-template-columns: 1fr; gap: 22px; }
  .why-grid { grid-template-columns: 1fr; gap: 40px; }
  .band { aspect-ratio: 3 / 4; }
  .band-caption { padding: 32px; }
  .band-opening .band-caption { padding: 32px; }
  .learn-item { grid-template-columns: 64px 1fr; gap: 18px; }
  .learn-item.parents { margin: 0 -28px; padding: 30px 28px; }
  .learn-grid { grid-template-columns: 1fr; gap: 28px; }
  .learn-photo { max-width: 320px; }
  .build-grid { grid-template-columns: repeat(2, 1fr); gap: 14px; }
  .signup-form { flex-direction: column; }
  .signup-form button { padding: 16px; }
}

@media (max-width: 520px) {
  .build-grid { grid-template-columns: 1fr; }
}