:root {
  --ink: #101820;
  --ink-soft: #1a2935;
  --ink-muted: #52606b;
  --paper: #f5f2eb;
  --paper-bright: #fffefb;
  --paper-deep: #e7e0d5;
  --line: rgba(16, 24, 32, 0.14);
  --line-light: rgba(255, 255, 255, 0.16);
  --teal: #76d1cf;
  --teal-deep: #1f747a;
  --gold: #d9aa45;
  --gold-light: #f3d88d;
  --ember: #d76535;
  --white: #ffffff;
  --display: "Iowan Old Style", "Baskerville", "Times New Roman", serif;
  --sans: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --shadow-sm: 0 10px 30px rgba(6, 14, 20, 0.08);
  --shadow-lg: 0 30px 80px rgba(6, 14, 20, 0.28);
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 28px;
  --container: 1180px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 96px;
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

body {
  margin: 0;
  min-width: 320px;
  color: var(--ink);
  background: var(--paper);
  font-family: var(--sans);
  font-size: 1rem;
  line-height: 1.65;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

body.nav-open {
  overflow: hidden;
}

img {
  display: block;
  height: auto;
  max-width: 100%;
}

a {
  color: inherit;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

button,
input,
select,
textarea {
  font: inherit;
}

:focus-visible {
  outline: 3px solid var(--teal);
  outline-offset: 4px;
}

.skip-link {
  position: fixed;
  z-index: 100;
  top: 12px;
  left: 12px;
  transform: translateY(-160%);
  padding: 10px 16px;
  border-radius: var(--radius-sm);
  color: var(--ink);
  background: var(--white);
  font-weight: 800;
  transition: transform 160ms ease;
}

.skip-link:focus {
  transform: translateY(0);
}

.container {
  width: min(calc(100% - 40px), var(--container));
  margin-inline: auto;
}

.narrow {
  width: min(calc(100% - 40px), 820px);
  margin-inline: auto;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--teal-deep);
  font-size: 0.78rem;
  font-weight: 850;
  letter-spacing: 0.18em;
  line-height: 1.3;
  text-transform: uppercase;
}

.eyebrow.light {
  color: var(--teal);
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1,
h2,
h3 {
  text-wrap: balance;
}

h1,
h2 {
  font-family: var(--display);
  font-weight: 600;
  letter-spacing: -0.035em;
  line-height: 1.03;
}

h1 {
  margin-bottom: 22px;
  font-size: clamp(3.1rem, 7vw, 6.4rem);
}

h2 {
  margin-bottom: 20px;
  font-size: clamp(2.35rem, 4vw, 4.25rem);
}

h3 {
  margin-bottom: 12px;
  font-size: clamp(1.2rem, 2vw, 1.5rem);
  line-height: 1.2;
}

.lede {
  max-width: 720px;
  margin-bottom: 30px;
  color: #dce6ea;
  font-size: clamp(1.05rem, 2vw, 1.28rem);
  line-height: 1.65;
}

.section-lede {
  max-width: 720px;
  margin-bottom: 42px;
  color: var(--ink-muted);
  font-size: 1.1rem;
}

.site-header {
  position: sticky;
  z-index: 50;
  top: 0;
  border-bottom: 1px solid var(--line-light);
  background: rgba(16, 24, 32, 0.95);
  color: var(--white);
  backdrop-filter: blur(14px);
}

.header-inner {
  display: flex;
  min-height: 78px;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
}

.wordmark {
  display: inline-flex;
  flex-direction: column;
  gap: 1px;
  color: var(--white);
  text-decoration: none;
}

.wordmark strong {
  font-family: var(--display);
  font-size: 1.42rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  line-height: 1;
}

.wordmark span {
  color: var(--gold-light);
  font-size: 0.62rem;
  font-weight: 800;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.desktop-nav {
  display: flex;
  align-items: center;
  gap: 8px;
}

.desktop-nav a {
  padding: 9px 12px;
  border-radius: 999px;
  color: #d9e2e7;
  font-size: 0.92rem;
  font-weight: 680;
  text-decoration: none;
}

.desktop-nav a:hover,
.desktop-nav a[aria-current="page"] {
  color: var(--white);
  background: rgba(255, 255, 255, 0.1);
}

.desktop-nav .nav-cta {
  margin-left: 6px;
  color: var(--ink);
  background: var(--gold-light);
}

.desktop-nav .nav-cta:hover {
  color: var(--ink);
  background: var(--white);
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  align-items: center;
  flex-direction: column;
  justify-content: center;
  border: 1px solid var(--line-light);
  border-radius: 50%;
  color: var(--white);
  background: transparent;
  cursor: pointer;
}

.nav-toggle span,
.nav-toggle::before,
.nav-toggle::after {
  display: block;
  width: 18px;
  height: 2px;
  border-radius: 2px;
  background: currentColor;
  content: "";
  transition: transform 180ms ease, opacity 180ms ease;
}

.nav-toggle span {
  margin-block: 4px;
}

.nav-toggle[aria-expanded="true"] span {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"]::before {
  transform: translateY(6px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"]::after {
  transform: translateY(-6px) rotate(-45deg);
}

.mobile-nav {
  position: fixed;
  z-index: 45;
  inset: 78px 0 0;
  padding: 24px 20px 40px;
  background: var(--ink);
}

.mobile-nav[hidden] {
  display: none;
}

.mobile-nav a {
  display: block;
  padding: 18px 4px;
  border-bottom: 1px solid var(--line-light);
  color: var(--white);
  font-family: var(--display);
  font-size: 1.8rem;
  line-height: 1.2;
  text-decoration: none;
}

.hero {
  position: relative;
  overflow: hidden;
  color: var(--white);
  background:
    radial-gradient(circle at 76% 34%, rgba(64, 190, 191, 0.18), transparent 25%),
    radial-gradient(circle at 18% 86%, rgba(217, 170, 69, 0.12), transparent 30%),
    var(--ink);
}

.hero::after {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image: linear-gradient(rgba(255, 255, 255, 0.025) 1px, transparent 1px), linear-gradient(90deg, rgba(255, 255, 255, 0.025) 1px, transparent 1px);
  background-size: 48px 48px;
  content: "";
  mask-image: linear-gradient(to bottom, black, transparent 85%);
}

.hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  min-height: 730px;
  grid-template-columns: minmax(0, 1.05fr) minmax(420px, 0.95fr);
  align-items: center;
  gap: 70px;
  padding-block: 78px 92px;
}

.hero-copy {
  max-width: 680px;
}

.hero h1 {
  max-width: 760px;
}

.hero-actions,
.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.button {
  display: inline-flex;
  min-height: 50px;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 20px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-size: 0.96rem;
  font-weight: 790;
  line-height: 1.2;
  text-align: center;
  text-decoration: none;
  transition: transform 160ms ease, background 160ms ease, border-color 160ms ease, color 160ms ease;
}

.button:hover {
  transform: translateY(-2px);
}

.button.primary {
  color: var(--ink);
  background: var(--gold-light);
}

.button.primary:hover {
  background: var(--white);
}

.button.secondary {
  border-color: var(--line-light);
  color: var(--white);
  background: rgba(255, 255, 255, 0.04);
}

.button.secondary:hover {
  border-color: rgba(255, 255, 255, 0.4);
  background: rgba(255, 255, 255, 0.1);
}

.button.dark {
  color: var(--white);
  background: var(--ink);
}

.button.dark:hover {
  background: var(--ink-soft);
}

.button.outline {
  border-color: var(--line);
  color: var(--ink);
  background: transparent;
}

.button.outline:hover {
  border-color: var(--ink);
  background: var(--paper-bright);
}

.hero-proof {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 20px;
  margin: 34px 0 0;
  padding: 0;
  color: #bfcbd2;
  font-size: 0.84rem;
  font-weight: 650;
  list-style: none;
}

.hero-proof li {
  position: relative;
  padding-left: 15px;
}

.hero-proof li::before {
  position: absolute;
  top: 0.62em;
  left: 0;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--gold);
  content: "";
}

.cover-stage {
  position: relative;
  min-height: 560px;
  perspective: 1400px;
}

.cover-stage::after {
  position: absolute;
  right: 5%;
  bottom: 0;
  left: 10%;
  height: 54px;
  border-radius: 50%;
  background: rgba(0, 0, 0, 0.36);
  filter: blur(18px);
  content: "";
}

.hero-cover {
  position: absolute;
  bottom: 38px;
  left: 50%;
  width: min(62%, 310px);
  border: 1px solid rgba(255, 255, 255, 0.16);
  box-shadow: var(--shadow-lg);
  transform-origin: center bottom;
}

.hero-cover.main {
  z-index: 3;
  transform: translateX(-50%) rotateY(-5deg) rotateZ(-1deg);
}

.hero-cover.left {
  z-index: 1;
  width: min(53%, 265px);
  transform: translateX(-96%) translateY(-10px) rotateY(17deg) rotateZ(-7deg);
  filter: saturate(0.86) brightness(0.78);
}

.hero-cover.right {
  z-index: 2;
  width: min(53%, 265px);
  transform: translateX(-3%) translateY(-4px) rotateY(-16deg) rotateZ(7deg);
  filter: saturate(0.92) brightness(0.84);
}

.cover-count {
  position: absolute;
  z-index: 4;
  right: 0;
  bottom: 70px;
  width: 138px;
  padding: 16px;
  border: 1px solid var(--line-light);
  border-radius: var(--radius-md);
  color: #dbe6ea;
  background: rgba(16, 24, 32, 0.9);
  box-shadow: var(--shadow-sm);
  font-size: 0.76rem;
  letter-spacing: 0.08em;
  text-align: center;
  text-transform: uppercase;
  backdrop-filter: blur(12px);
}

.cover-count strong {
  display: block;
  color: var(--white);
  font-family: var(--display);
  font-size: 2.35rem;
  font-weight: 500;
  letter-spacing: 0;
  line-height: 1;
}

.section {
  padding-block: 100px;
}

.section.white {
  background: var(--paper-bright);
}

.section.dark {
  color: var(--white);
  background: var(--ink);
}

.section-header {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(320px, 0.55fr);
  align-items: end;
  justify-content: space-between;
  gap: 50px;
  margin-bottom: 50px;
}

.section-header h2,
.section-header p {
  margin-bottom: 0;
}

.section-header p {
  color: var(--ink-muted);
}

.section.dark .section-header p {
  color: #bdcbd2;
}

.choice-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
}

.choice-card {
  position: relative;
  display: flex;
  min-height: 190px;
  flex-direction: column;
  justify-content: space-between;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.48);
  text-decoration: none;
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease;
}

.choice-card:first-child {
  grid-column: span 2;
  color: var(--white);
  background: var(--ink);
}

.choice-card:hover {
  border-color: var(--teal-deep);
  background: var(--paper-bright);
  transform: translateY(-3px);
}

.choice-card:first-child:hover {
  border-color: var(--gold);
  background: var(--ink-soft);
}

.choice-card .problem {
  color: var(--ink-muted);
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.choice-card:first-child .problem {
  color: var(--gold-light);
}

.choice-card strong {
  display: block;
  margin-block: 24px 10px;
  font-family: var(--display);
  font-size: 1.5rem;
  font-weight: 600;
  line-height: 1.12;
}

.choice-card .fit {
  color: var(--teal-deep);
  font-size: 0.86rem;
  font-weight: 780;
}

.choice-card:first-child .fit {
  color: var(--teal);
}

.featured-grid {
  display: grid;
  grid-template-columns: minmax(300px, 0.72fr) minmax(0, 1.28fr);
  align-items: center;
  gap: 84px;
}

.featured-cover-wrap {
  position: relative;
  width: min(100%, 420px);
  margin-inline: auto;
  padding: 22px;
}

.featured-cover-wrap::before {
  position: absolute;
  inset: 10% -6% -4% 12%;
  border-radius: 50%;
  background: rgba(217, 170, 69, 0.18);
  filter: blur(50px);
  content: "";
}

.featured-cover-wrap img {
  position: relative;
  border: 1px solid var(--line-light);
  box-shadow: var(--shadow-lg);
  transform: rotate(-2deg);
}

.feature-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 18px;
  margin: 34px 0;
  padding: 0;
  list-style: none;
}

.feature-list li {
  padding: 18px 18px 18px 20px;
  border-left: 2px solid var(--gold);
  color: #dce6ea;
  background: rgba(255, 255, 255, 0.04);
}

.catalog-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px 20px;
}

.book-card {
  display: flex;
  min-width: 0;
  flex-direction: column;
}

.book-cover-link {
  position: relative;
  display: block;
  overflow: hidden;
  width: 100%;
  aspect-ratio: 2 / 3;
  margin-bottom: 20px;
  border: 1px solid rgba(16, 24, 32, 0.16);
  background: var(--ink);
  box-shadow: var(--shadow-sm);
}

.book-cover-link::after {
  position: absolute;
  inset: 0;
  border: 1px solid rgba(255, 255, 255, 0.13);
  content: "";
  pointer-events: none;
}

.book-cover-link img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  transition: transform 280ms ease, filter 280ms ease;
}

.book-cover-link:hover img {
  transform: scale(1.025);
  filter: brightness(1.05);
}

.book-number {
  margin-bottom: 8px;
  color: var(--teal-deep);
  font-size: 0.72rem;
  font-weight: 850;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.book-card h3 {
  font-family: var(--display);
  font-size: 1.42rem;
  font-weight: 600;
}

.book-card p {
  margin-bottom: 18px;
  color: var(--ink-muted);
  font-size: 0.92rem;
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  margin-top: auto;
  color: var(--ink);
  font-size: 0.9rem;
  font-weight: 800;
  text-decoration-color: var(--gold);
  text-decoration-thickness: 2px;
  text-underline-offset: 5px;
}

.text-link:hover {
  color: var(--teal-deep);
}

.method-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.method-step {
  padding: 32px;
  border-top: 3px solid var(--gold);
  background: rgba(255, 255, 255, 0.05);
}

.method-step span {
  display: block;
  margin-bottom: 22px;
  color: var(--teal);
  font-family: var(--display);
  font-size: 2.5rem;
  line-height: 1;
}

.method-step p {
  margin-bottom: 0;
  color: #bac8cf;
}

.resource-panel {
  position: relative;
  display: grid;
  overflow: hidden;
  grid-template-columns: minmax(0, 1.1fr) minmax(260px, 0.65fr);
  align-items: center;
  gap: 50px;
  padding: 58px;
  border-radius: var(--radius-lg);
  color: var(--white);
  background:
    radial-gradient(circle at 85% 20%, rgba(118, 209, 207, 0.3), transparent 32%),
    var(--ink-soft);
}

.resource-panel::after {
  position: absolute;
  right: -60px;
  bottom: -110px;
  width: 280px;
  height: 280px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 50%;
  box-shadow: 0 0 0 30px rgba(255, 255, 255, 0.025), 0 0 0 60px rgba(255, 255, 255, 0.018);
  content: "";
}

.resource-panel p {
  max-width: 660px;
  color: #cfdae0;
}

.checklist-mini {
  position: relative;
  z-index: 1;
  padding: 26px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.08);
  box-shadow: var(--shadow-sm);
  transform: rotate(2deg);
}

.checklist-mini strong {
  display: block;
  margin-bottom: 14px;
  color: var(--gold-light);
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.checklist-mini ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.checklist-mini li {
  padding-block: 8px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  color: #e6eef1;
  font-size: 0.9rem;
}

.story-strip {
  display: grid;
  grid-template-columns: minmax(0, 0.65fr) minmax(0, 1.35fr);
  gap: 72px;
}

.story-strip blockquote {
  margin: 0;
  padding: 0 0 0 26px;
  border-left: 3px solid var(--gold);
  font-family: var(--display);
  font-size: clamp(1.65rem, 3vw, 2.45rem);
  line-height: 1.18;
}

.story-copy p:last-child {
  margin-bottom: 0;
}

.page-hero {
  position: relative;
  overflow: hidden;
  padding-block: 96px 92px;
  color: var(--white);
  background:
    radial-gradient(circle at 78% 24%, rgba(118, 209, 207, 0.16), transparent 30%),
    var(--ink);
}

.page-hero .narrow {
  position: relative;
  z-index: 1;
}

.page-hero h1 {
  max-width: 860px;
  font-size: clamp(3.2rem, 6vw, 5.7rem);
}

.page-hero p {
  max-width: 720px;
  margin-bottom: 0;
  color: #c7d3d9;
  font-size: 1.16rem;
}

.catalog-intro {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 50px;
  margin-bottom: 60px;
}

.catalog-intro p {
  color: var(--ink-muted);
}

.catalog-full {
  grid-template-columns: repeat(3, 1fr);
  gap: 54px 30px;
}

.table-wrap {
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--paper-bright);
}

.comparison-table {
  width: 100%;
  min-width: 760px;
  border-collapse: collapse;
}

.comparison-table th,
.comparison-table td {
  padding: 20px 22px;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
  text-align: left;
}

.comparison-table th {
  color: var(--teal-deep);
  background: rgba(36, 127, 134, 0.06);
  font-size: 0.74rem;
  font-weight: 850;
  letter-spacing: 0.11em;
  text-transform: uppercase;
}

.comparison-table tr:last-child td {
  border-bottom: 0;
}

.comparison-table td:first-child {
  width: 29%;
  color: var(--ink);
  font-family: var(--display);
  font-size: 1.1rem;
  font-weight: 600;
}

.comparison-table td {
  color: var(--ink-muted);
}

.comparison-table a {
  color: var(--teal-deep);
  font-weight: 800;
  text-underline-offset: 4px;
}

.product-hero {
  position: relative;
  overflow: hidden;
  padding-block: 78px 88px;
  color: var(--white);
  background: var(--ink);
}

.product-hero::before {
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at var(--glow-x, 22%) 48%, var(--book-glow, rgba(118, 209, 207, 0.2)), transparent 32%);
  content: "";
}

.product-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(280px, 0.68fr) minmax(0, 1.32fr);
  align-items: center;
  gap: 76px;
}

.product-cover {
  width: min(100%, 420px);
  margin-inline: auto;
  border: 1px solid rgba(255, 255, 255, 0.18);
  box-shadow: var(--shadow-lg);
}

.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 30px;
  color: #aebdc5;
  font-size: 0.82rem;
}

.breadcrumb a {
  color: var(--teal);
  font-weight: 720;
  text-underline-offset: 4px;
}

.product-copy h1 {
  max-width: 760px;
  font-size: clamp(3rem, 6vw, 5.8rem);
}

.product-subtitle {
  max-width: 740px;
  margin-bottom: 26px;
  color: #d7e1e5;
  font-size: clamp(1.05rem, 2vw, 1.3rem);
}

.product-note {
  margin: 16px 0 0;
  color: #9fb0ba;
  font-size: 0.78rem;
}

.product-section-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(320px, 1.15fr);
  gap: 72px;
}

.sticky-label {
  position: sticky;
  top: 120px;
  align-self: start;
}

.signal-list,
.outcome-list,
.chapter-list,
.reset-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.signal-list li {
  position: relative;
  padding: 18px 0 18px 36px;
  border-bottom: 1px solid var(--line);
  color: var(--ink-soft);
}

.signal-list li::before {
  position: absolute;
  top: 24px;
  left: 4px;
  width: 10px;
  height: 10px;
  border: 2px solid var(--teal-deep);
  border-radius: 50%;
  content: "";
}

.outcomes {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.outcome-card {
  min-height: 210px;
  padding: 26px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.5);
}

.outcome-card span {
  display: block;
  margin-bottom: 28px;
  color: var(--teal-deep);
  font-size: 0.74rem;
  font-weight: 850;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.outcome-card p {
  margin-bottom: 0;
}

.chapter-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0 28px;
  counter-reset: chapters;
}

.chapter-list li {
  position: relative;
  padding: 18px 10px 18px 46px;
  border-bottom: 1px solid var(--line-light);
  color: #d7e1e5;
  counter-increment: chapters;
}

.chapter-list li::before {
  position: absolute;
  top: 18px;
  left: 0;
  color: var(--gold-light);
  font-family: var(--display);
  font-size: 1.25rem;
  content: counter(chapters, decimal-leading-zero);
}

.series-position {
  padding: 34px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--paper-bright);
}

.series-position p:last-child {
  margin-bottom: 0;
}

.next-reset {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 30px;
  padding: 34px;
  border-top: 1px solid var(--line-light);
  border-bottom: 1px solid var(--line-light);
}

.next-reset p,
.next-reset h3 {
  margin-bottom: 0;
}

.next-reset p {
  color: #aebdc5;
  font-size: 0.86rem;
}

.next-reset a {
  color: var(--gold-light);
  font-weight: 800;
  text-underline-offset: 5px;
}

.about-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.72fr) minmax(0, 1.28fr);
  gap: 70px;
}

.about-aside {
  padding: 32px;
  border-radius: var(--radius-md);
  color: var(--white);
  background: var(--ink);
}

.about-aside strong {
  color: var(--gold-light);
}

.about-content p {
  color: var(--ink-soft);
  font-size: 1.08rem;
}

.values-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}

.value-card {
  min-height: 190px;
  padding: 26px;
  border: 1px solid var(--line-light);
  background: rgba(255, 255, 255, 0.045);
}

.value-card strong {
  display: block;
  margin-bottom: 16px;
  color: var(--gold-light);
  font-family: var(--display);
  font-size: 1.55rem;
  font-weight: 600;
}

.value-card p {
  margin-bottom: 0;
  color: #b9c8cf;
}

.resource-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(260px, 0.6fr);
  align-items: center;
  gap: 64px;
}

.reset-card {
  padding: 34px;
  border: 1px solid var(--line-light);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.06);
}

.reset-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0 34px;
  counter-reset: resets;
}

.reset-list li {
  position: relative;
  min-height: 90px;
  padding: 22px 0 22px 50px;
  border-bottom: 1px solid var(--line);
  counter-increment: resets;
}

.reset-list li::before {
  position: absolute;
  top: 19px;
  left: 0;
  color: var(--teal-deep);
  font-family: var(--display);
  font-size: 1.5rem;
  content: counter(resets, decimal-leading-zero);
}

.reset-list strong {
  display: block;
  margin-bottom: 2px;
}

.reset-list span {
  color: var(--ink-muted);
  font-size: 0.9rem;
}

.legal-copy h2 {
  margin-top: 54px;
  font-size: 2rem;
}

.legal-copy p,
.legal-copy li {
  color: var(--ink-soft);
}

.site-footer {
  padding-block: 64px 28px;
  color: #c2ced4;
  background: #0a1117;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.7fr 0.8fr;
  gap: 60px;
  padding-bottom: 44px;
}

.footer-brand p {
  max-width: 440px;
  margin: 20px 0 0;
  color: #93a5af;
}

.footer-col strong {
  display: block;
  margin-bottom: 14px;
  color: var(--white);
  font-size: 0.78rem;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.footer-col a {
  display: block;
  width: fit-content;
  padding-block: 5px;
  color: #bac8cf;
  text-underline-offset: 4px;
}

.footer-col a:hover {
  color: var(--gold-light);
}

.footer-bottom {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 30px;
  padding-top: 24px;
  border-top: 1px solid var(--line-light);
  color: #758a95;
  font-size: 0.76rem;
}

.footer-bottom p {
  max-width: 760px;
  margin-bottom: 0;
}

.empty-page {
  display: grid;
  min-height: 70vh;
  place-items: center;
  padding-block: 80px;
  text-align: center;
}

.empty-page h1 {
  font-size: clamp(4rem, 12vw, 8rem);
}

@media (max-width: 1020px) {
  .hero-grid {
    min-height: 680px;
    grid-template-columns: minmax(0, 1fr) minmax(330px, 0.7fr);
    gap: 36px;
  }

  .cover-stage {
    min-height: 480px;
  }

  .choice-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .catalog-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .featured-grid,
  .product-grid {
    gap: 50px;
  }

  .values-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 800px) {
  .desktop-nav {
    display: none;
  }

  .nav-toggle {
    display: flex;
  }

  .hero-grid,
  .featured-grid,
  .product-grid,
  .section-header,
  .story-strip,
  .about-grid,
  .resource-hero-grid,
  .product-section-grid,
  .catalog-intro,
  .resource-panel {
    grid-template-columns: 1fr;
  }

  .hero-grid {
    display: block;
    min-height: 0;
    padding-block: 64px 48px;
  }

  .product-copy {
    order: -1;
  }

  .product-cover {
    width: min(72%, 360px);
  }

  .hero-copy {
    position: relative;
    z-index: 2;
    max-width: none;
  }

  .cover-stage {
    z-index: 1;
    width: min(100%, 520px);
    min-height: 520px;
    margin: 52px auto 0;
  }

  .choice-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .choice-card:first-child {
    grid-column: span 2;
  }

  .catalog-grid,
  .catalog-full {
    grid-template-columns: repeat(2, 1fr);
  }

  .sticky-label {
    position: static;
  }

  .resource-panel {
    padding: 42px;
  }

  .checklist-mini {
    max-width: 420px;
    transform: none;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }

  .footer-brand {
    grid-column: 1 / -1;
  }
}

@media (max-width: 560px) {
  .container,
  .narrow {
    width: min(calc(100% - 28px), var(--container));
  }

  .header-inner {
    min-height: 70px;
  }

  .mobile-nav {
    inset: 70px 0 0;
  }

  .section {
    padding-block: 72px;
  }

  .hero-grid {
    padding-block: 48px 40px;
  }

  .page-hero,
  .product-hero {
    padding-block: 62px 68px;
  }

  h1,
  .page-hero h1,
  .product-copy h1 {
    font-size: clamp(2.75rem, 14vw, 4.4rem);
  }

  .hero h1 {
    margin-bottom: 18px;
    font-size: clamp(2.75rem, 12.5vw, 3.45rem);
    line-height: 1;
  }

  .hero .lede {
    margin-bottom: 24px;
    font-size: 1.02rem;
    line-height: 1.55;
  }

  h2 {
    font-size: clamp(2.2rem, 11vw, 3.4rem);
  }

  .hero-actions,
  .button-row {
    align-items: stretch;
    flex-direction: column;
  }

  .hero-actions {
    gap: 10px;
  }

  .button {
    width: 100%;
  }

  .hero-proof {
    position: relative;
    z-index: 3;
    display: grid;
    grid-template-columns: 1fr;
    gap: 10px;
    margin-top: 24px;
    padding: 18px 20px;
    border: 1px solid var(--line-light);
    border-radius: var(--radius-md);
    background: rgba(10, 17, 23, 0.78);
    backdrop-filter: blur(10px);
  }

  .hero-proof li {
    padding-left: 18px;
    line-height: 1.4;
  }

  .cover-stage {
    width: min(94%, 420px);
    min-height: 420px;
    margin-top: 34px;
  }

  .cover-count {
    right: 4px;
    bottom: 50px;
    width: 116px;
    padding: 12px;
  }

  .choice-grid,
  .catalog-grid,
  .catalog-full,
  .method-grid,
  .feature-list,
  .outcomes,
  .chapter-list,
  .reset-list,
  .values-grid,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .choice-card:first-child,
  .footer-brand {
    grid-column: auto;
  }

  .choice-card {
    min-height: 170px;
  }

  .book-card {
    display: grid;
    grid-template-columns: 112px minmax(0, 1fr);
    grid-template-rows: repeat(4, auto);
    align-content: start;
    align-items: start;
    gap: 0 18px;
    padding-bottom: 24px;
    border-bottom: 1px solid var(--line);
  }

  .book-cover-link {
    width: 112px;
    height: 168px;
    min-width: 0;
    grid-column: 1;
    grid-row: 1 / span 4;
    align-self: start;
    aspect-ratio: auto;
    margin-bottom: 0;
  }

  .book-number,
  .book-card h3,
  .book-card p,
  .book-card .text-link {
    grid-column: 2;
  }

  .book-number {
    grid-row: 1;
  }

  .book-card h3 {
    grid-row: 2;
  }

  .book-card p {
    grid-row: 3;
  }

  .book-card .text-link {
    grid-row: 4;
  }

  .book-card h3 {
    font-size: 1.2rem;
  }

  .book-card p {
    font-size: 0.86rem;
  }

  .site-footer {
    padding-block: 44px 24px;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 30px 20px;
    padding-bottom: 32px;
  }

  .footer-brand {
    grid-column: 1 / -1;
  }

  .footer-brand .wordmark {
    display: none;
  }

  .footer-brand p {
    margin-top: 0;
  }

  .resource-panel,
  .reset-card,
  .about-aside,
  .series-position {
    padding: 28px;
  }

  .footer-bottom {
    align-items: flex-start;
    flex-direction: column;
  }

  .next-reset {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 360px) {
  .book-card {
    grid-template-columns: 96px minmax(0, 1fr);
    gap: 0 14px;
  }

  .book-cover-link {
    width: 96px;
    height: 144px;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }
}

@media print {
  .site-header,
  .site-footer,
  .hero-actions,
  .button-row {
    display: none !important;
  }

  body {
    color: #000;
    background: #fff;
  }
}