:root {
  --paper: #f5f0e5;
  --paper-deep: #e9e0cf;
  --white: #fffdf7;
  --ink: #071557;
  --red: #e20b0b;
  --tomato: #ed4a1d;
  --dark-red: #a80c0c;
  --line: rgba(7, 21, 87, 0.18);
  --display: "Arial Narrow", "Aptos Narrow", "Helvetica Neue", Arial, sans-serif;
  --body: "Aptos", "Helvetica Neue", Arial, sans-serif;
  --page: min(1180px, calc(100vw - 48px));
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 92px;
}

body {
  margin: 0;
  overflow-x: hidden;
  background:
    radial-gradient(circle at 18% 12%, rgba(255,255,255,0.7), transparent 26rem),
    radial-gradient(circle at 82% 40%, rgba(205,174,119,0.10), transparent 32rem),
    var(--paper);
  color: var(--ink);
  font-family: var(--body);
  font-size: 1rem;
  line-height: 1.65;
  text-rendering: optimizeLegibility;
}

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

a {
  color: inherit;
}

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

.skip-link {
  position: fixed;
  z-index: 1000;
  top: 12px;
  left: 12px;
  padding: 10px 14px;
  background: var(--white);
  color: var(--ink);
  font-weight: 800;
  transform: translateY(-150%);
}

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

.site-header {
  position: sticky;
  z-index: 100;
  top: 0;
  background: rgba(245, 240, 229, 0.94);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(14px);
}

.header-inner {
  width: var(--page);
  min-height: 82px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
}

.wordmark {
  display: inline-flex;
  flex-direction: column;
  align-items: flex-start;
  color: var(--ink);
  font-family: var(--display);
  font-size: 1rem;
  font-weight: 900;
  letter-spacing: -0.035em;
  line-height: 0.74;
  text-decoration: none;
  text-transform: uppercase;
}

.wordmark-bottom {
  color: var(--red);
  font-size: 1.55em;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: clamp(20px, 3vw, 42px);
  font-family: var(--display);
  font-size: 0.88rem;
  font-weight: 900;
  letter-spacing: 0.045em;
  text-transform: uppercase;
}

.site-nav a {
  position: relative;
  padding: 10px 0;
  text-decoration: none;
}

.site-nav a::after {
  position: absolute;
  right: 0;
  bottom: 3px;
  left: 0;
  height: 3px;
  background: var(--red);
  content: "";
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 180ms ease;
}

.site-nav a:hover::after,
.site-nav a:focus-visible::after {
  transform: scaleX(1);
}

.menu-button {
  display: none;
  min-height: 44px;
  align-items: center;
  gap: 10px;
  padding: 6px 0 6px 12px;
  border: 0;
  background: transparent;
  color: var(--ink);
  font: 900 0.82rem/1 var(--display);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.menu-lines {
  width: 25px;
  display: grid;
  gap: 6px;
}

.menu-lines i {
  display: block;
  height: 3px;
  background: currentColor;
  transition: transform 180ms ease;
}

.hero {
  width: var(--page);
  min-height: calc(100svh - 82px);
  margin: 0 auto;
  padding: clamp(48px, 7vw, 92px) 0 38px;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(310px, 0.72fr);
  grid-template-rows: auto min-content;
  align-items: center;
  gap: 30px clamp(48px, 8vw, 116px);
}

.hero-copy {
  max-width: 660px;
}

.eyebrow,
.section-number {
  margin: 0 0 22px;
  color: var(--red);
  font-family: var(--display);
  font-size: 0.85rem;
  font-weight: 900;
  letter-spacing: 0.12em;
  line-height: 1.2;
  text-transform: uppercase;
}

.hero h1,
.section h2,
.approach-section h2,
.future-section h2,
.closing-section h2 {
  margin: 0;
  font-family: var(--display);
  font-weight: 900;
  letter-spacing: -0.065em;
  line-height: 0.82;
  text-transform: uppercase;
}

.hero h1 {
  max-width: 780px;
  font-size: clamp(4.6rem, 10vw, 9rem);
}

.hero h1 span {
  color: var(--red);
}

.hero-lead {
  max-width: 660px;
  margin: 36px 0 0;
  font-size: clamp(1.08rem, 2vw, 1.34rem);
  font-weight: 600;
  line-height: 1.48;
}

.hero-actions {
  margin-top: 34px;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 20px 28px;
}

.button {
  min-height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 22px;
  border: 2px solid var(--ink);
  font-family: var(--display);
  font-size: 0.9rem;
  font-weight: 900;
  letter-spacing: 0.055em;
  line-height: 1;
  text-decoration: none;
  text-transform: uppercase;
  transition: transform 160ms ease, background 160ms ease, color 160ms ease;
}

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

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

.button-primary:hover,
.button-primary:focus-visible {
  background: var(--red);
  border-color: var(--red);
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 10px 0;
  border-bottom: 3px solid var(--red);
  font-family: var(--display);
  font-size: 0.9rem;
  font-weight: 900;
  letter-spacing: 0.04em;
  line-height: 1;
  text-decoration: none;
  text-transform: uppercase;
}

.text-link span {
  color: var(--red);
  font-size: 1.25em;
}

.cover-figure {
  width: min(100%, 440px);
  margin: 0;
  justify-self: end;
}

.cover-frame {
  position: relative;
  padding: 12px;
  background: var(--white);
  box-shadow: 18px 22px 0 var(--ink), 0 24px 60px rgba(7, 21, 87, 0.18);
  transform: rotate(1.2deg);
}

.cover-frame::after {
  position: absolute;
  inset: 12px;
  border: 1px solid rgba(7, 21, 87, 0.12);
  content: "";
  pointer-events: none;
}

.cover-figure figcaption {
  margin-top: 38px;
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--display);
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.cover-figure figcaption span {
  color: var(--red);
}

.hero-note {
  grid-column: 1 / -1;
  margin: 12px 0 0;
  padding-top: 24px;
  border-top: 1px solid var(--line);
  font-family: var(--display);
  font-size: clamp(1rem, 2vw, 1.25rem);
  font-weight: 900;
  letter-spacing: 0.015em;
  line-height: 1.3;
  text-transform: uppercase;
}

.measure-strip {
  width: 100%;
  overflow: hidden;
  background: var(--red);
  color: var(--white);
}

.measure-track {
  width: max-content;
  padding: 15px 0 13px;
  display: flex;
  align-items: center;
  gap: 25px;
  font-family: var(--display);
  font-size: clamp(1rem, 2vw, 1.35rem);
  font-weight: 900;
  letter-spacing: 0.06em;
  line-height: 1;
  text-transform: uppercase;
  animation: ticker 32s linear infinite;
}

.measure-track b {
  color: var(--ink);
}

@keyframes ticker {
  to { transform: translateX(-50%); }
}

.section {
  width: var(--page);
  margin: 0 auto;
  padding: clamp(84px, 11vw, 148px) 0;
}

.book-section {
  display: grid;
  grid-template-columns: minmax(300px, 0.83fr) minmax(0, 1.17fr);
  gap: clamp(50px, 9vw, 130px);
}

.section-heading h2 {
  font-size: clamp(3.8rem, 7.4vw, 7.2rem);
}

.section-heading h2 em {
  color: var(--red);
  font-style: normal;
}

.book-content {
  padding-top: 36px;
}

.book-content > p {
  max-width: 670px;
}

.large-copy {
  margin: 0 0 24px;
  font-size: clamp(1.25rem, 2.3vw, 1.65rem);
  font-weight: 700;
  line-height: 1.43;
}

.book-content > p:not(.large-copy) {
  font-size: 1.05rem;
}

.book-principles {
  margin-top: 52px;
  border-top: 3px solid var(--ink);
}

.book-principles article {
  min-height: 132px;
  padding: 24px 0;
  border-bottom: 1px solid var(--line);
  display: grid;
  grid-template-columns: 42px minmax(145px, 0.72fr) 1fr;
  align-items: start;
  gap: 14px 22px;
}

.principle-mark {
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  background: var(--red);
  color: var(--white);
  font-family: var(--display);
  font-weight: 900;
}

.book-principles h3,
.video-copy h3,
.future-card h3 {
  margin: 0;
  font-family: var(--display);
  font-weight: 900;
  letter-spacing: -0.035em;
  line-height: 1;
  text-transform: uppercase;
}

.book-principles h3 {
  font-size: 1.25rem;
}

.book-principles p {
  margin: -4px 0 0;
  line-height: 1.5;
}

.approach-section {
  padding: clamp(82px, 11vw, 144px) 0;
  background: var(--ink);
  color: var(--white);
}

.approach-inner {
  width: var(--page);
  margin: 0 auto;
}

.section-number.light {
  color: #ff6240;
}

.approach-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(290px, 0.85fr);
  gap: clamp(50px, 9vw, 130px);
}

.approach-grid h2 {
  max-width: 720px;
  font-size: clamp(3.8rem, 8vw, 8rem);
  color: var(--white);
}

.approach-copy {
  align-self: end;
  padding-bottom: 8px;
  font-size: clamp(1.05rem, 1.8vw, 1.28rem);
}

.approach-copy p:first-child {
  font-weight: 700;
}

.approach-inner blockquote {
  margin: clamp(70px, 9vw, 120px) 0 0;
  padding: 36px 0 0 clamp(0px, 6vw, 78px);
  border-top: 1px solid rgba(255,255,255,0.32);
  border-left: 0;
}

.approach-inner blockquote p {
  max-width: 1000px;
  margin: 0;
  color: var(--white);
  font-size: clamp(1.45rem, 3.4vw, 2.8rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.25;
}

.approach-inner blockquote footer {
  margin-top: 25px;
  color: #ff6240;
  font-family: var(--display);
  font-size: 0.84rem;
  font-weight: 900;
  letter-spacing: 0.075em;
  text-transform: uppercase;
}

.approach-inner blockquote footer span {
  color: var(--white);
}

.watch-heading {
  max-width: 900px;
  margin-bottom: 58px;
}

.watch-heading h2 {
  font-size: clamp(3.7rem, 8vw, 7.8rem);
}

.video-panel {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(290px, 0.75fr);
  background: var(--white);
  border: 1px solid var(--line);
}

.video-stage {
  min-height: clamp(350px, 48vw, 590px);
  position: relative;
  padding: clamp(28px, 5vw, 60px);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: space-between;
  overflow: hidden;
  background:
    linear-gradient(125deg, rgba(7,21,87,0.88), rgba(7,21,87,0.98)),
    var(--ink);
  color: var(--white);
}

.video-stage::before,
.video-stage::after {
  position: absolute;
  width: 48%;
  aspect-ratio: 1;
  border: clamp(22px, 4vw, 54px) solid var(--red);
  border-radius: 50%;
  content: "";
  opacity: 0.9;
}

.video-stage::before {
  top: -26%;
  right: -10%;
}

.video-stage::after {
  right: 14%;
  bottom: -33%;
  border-color: var(--tomato);
}

.play-disc {
  z-index: 1;
  width: clamp(66px, 9vw, 104px);
  aspect-ratio: 1;
  display: grid;
  place-items: center;
  padding-left: 5px;
  border-radius: 50%;
  background: var(--red);
  color: var(--white);
  font-size: clamp(1.35rem, 3vw, 2.1rem);
}

.video-stage p {
  z-index: 1;
  max-width: 510px;
  margin: 0;
  font-family: var(--display);
  font-size: clamp(2.1rem, 5vw, 4.8rem);
  font-weight: 900;
  letter-spacing: -0.045em;
  line-height: 0.93;
  text-transform: uppercase;
}

.video-copy {
  padding: clamp(34px, 5vw, 68px);
  align-self: center;
}

.video-copy h3 {
  font-size: clamp(2rem, 3.5vw, 3.45rem);
}

.video-copy > p:not(.eyebrow) {
  font-size: 1.03rem;
}

.video-copy .video-note {
  margin-top: 28px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
  color: var(--dark-red);
  font-weight: 800;
}

.future-section {
  padding: clamp(84px, 11vw, 150px) max(24px, calc((100vw - 1180px) / 2));
  background: var(--red);
  color: var(--white);
}

.future-intro {
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) minmax(280px, 0.7fr);
  align-items: end;
  gap: 40px 80px;
}

.future-intro .section-number {
  grid-column: 1 / -1;
  margin-bottom: 0;
}

.future-intro h2 {
  font-size: clamp(4.2rem, 9vw, 8.5rem);
}

.future-intro h2 span {
  color: var(--ink);
}

.future-intro > p:last-child {
  margin: 0 0 7px;
  font-size: clamp(1.1rem, 2vw, 1.35rem);
  font-weight: 700;
  line-height: 1.48;
}

.future-cards {
  margin-top: clamp(58px, 8vw, 105px);
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: rgba(255,255,255,0.4);
  border: 1px solid rgba(255,255,255,0.4);
}

.future-card {
  min-height: 430px;
  padding: clamp(28px, 4vw, 50px);
  display: flex;
  flex-direction: column;
}

.card-red {
  background: var(--dark-red);
  color: var(--white);
}

.card-paper {
  background: var(--paper);
  color: var(--ink);
}

.card-blue {
  background: var(--ink);
  color: var(--white);
}

.card-number {
  margin: 0 0 auto;
  font-family: var(--display);
  font-size: 0.85rem;
  font-weight: 900;
  letter-spacing: 0.08em;
}

.future-card h3 {
  max-width: 280px;
  margin-bottom: 22px;
  font-size: clamp(2rem, 3.2vw, 3rem);
}

.future-card > p:not(.card-number) {
  margin: 0;
  line-height: 1.5;
}

.card-tag {
  margin-top: 34px;
  padding-top: 16px;
  border-top: 1px solid currentColor;
  font-family: var(--display);
  font-size: 0.77rem;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.closing-section {
  width: var(--page);
  margin: 0 auto;
  padding: clamp(90px, 13vw, 178px) 0;
}

.closing-section h2 {
  max-width: 1000px;
  font-size: clamp(4rem, 9vw, 9rem);
}

.closing-section h2 span {
  color: var(--red);
}

.closing-section > p:not(.eyebrow) {
  max-width: 670px;
  margin: 42px 0 0;
  font-size: clamp(1.15rem, 2.1vw, 1.48rem);
  font-weight: 700;
}

.closing-link {
  margin-top: 34px;
}

.site-footer {
  width: 100%;
  min-height: 220px;
  padding: 52px max(24px, calc((100vw - 1180px) / 2));
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: end;
  gap: 30px 60px;
  background: var(--ink);
  color: var(--white);
}

.footer-wordmark {
  color: var(--white);
  font-size: 1.3rem;
}

.site-footer p {
  margin: 0;
}

.site-footer cite {
  font-style: normal;
  font-weight: 700;
}

.copyright {
  grid-column: 1 / -1;
  padding-top: 24px;
  border-top: 1px solid rgba(255,255,255,0.22);
  color: rgba(255,255,255,0.72);
  font-size: 0.82rem;
}

:focus-visible {
  outline: 3px solid #ff774f;
  outline-offset: 4px;
}

@media (max-width: 980px) {
  :root {
    --page: min(100% - 40px, 820px);
  }

  .hero {
    min-height: auto;
    grid-template-columns: minmax(0, 1fr) minmax(250px, 0.62fr);
    gap: 30px 48px;
  }

  .hero h1 {
    font-size: clamp(4.2rem, 11vw, 6.8rem);
  }

  .cover-frame {
    box-shadow: 12px 14px 0 var(--ink), 0 20px 44px rgba(7, 21, 87, 0.16);
  }

  .book-section {
    grid-template-columns: 1fr;
    gap: 30px;
  }

  .book-content {
    max-width: 760px;
    padding-top: 0;
  }

  .approach-grid,
  .future-intro {
    grid-template-columns: 1fr;
    gap: 38px;
  }

  .approach-copy {
    max-width: 700px;
  }

  .video-panel {
    grid-template-columns: 1.05fr 0.95fr;
  }

  .future-intro .section-number {
    grid-column: auto;
  }

  .future-intro > p:last-child {
    max-width: 670px;
  }

  .future-card {
    min-height: 390px;
    padding: 32px;
  }

  .future-card h3 {
    font-size: 2rem;
  }
}

@media (max-width: 720px) {
  :root {
    --page: calc(100% - 32px);
  }

  html {
    scroll-padding-top: 74px;
  }

  .header-inner {
    min-height: 72px;
  }

  .menu-button {
    display: inline-flex;
  }

  .site-nav {
    position: absolute;
    top: 100%;
    right: 0;
    left: 0;
    display: none;
    padding: 18px 16px 26px;
    flex-direction: column;
    align-items: stretch;
    gap: 2px;
    background: var(--paper);
    border-bottom: 3px solid var(--red);
    box-shadow: 0 18px 35px rgba(7, 21, 87, 0.12);
  }

  .site-nav.is-open {
    display: flex;
  }

  .site-nav a {
    min-height: 48px;
    padding: 14px 8px;
    border-bottom: 1px solid var(--line);
  }

  .menu-button[aria-expanded="true"] .menu-lines i:first-child {
    transform: translateY(4.5px) rotate(45deg);
  }

  .menu-button[aria-expanded="true"] .menu-lines i:last-child {
    transform: translateY(-4.5px) rotate(-45deg);
  }

  .hero {
    padding: 48px 0 28px;
    grid-template-columns: 1fr;
    grid-template-rows: auto;
    gap: 48px;
  }

  .hero h1 {
    font-size: clamp(4.05rem, 21vw, 6.2rem);
  }

  .hero-lead {
    margin-top: 28px;
  }

  .cover-figure {
    width: min(88%, 390px);
    justify-self: center;
  }

  .hero-note {
    grid-column: auto;
    margin-top: 0;
  }

  .book-section {
    gap: 22px;
  }

  .section-heading h2,
  .watch-heading h2,
  .approach-grid h2 {
    font-size: clamp(3.55rem, 17vw, 5.3rem);
  }

  .book-principles article {
    grid-template-columns: 42px 1fr;
  }

  .book-principles p {
    grid-column: 2;
  }

  .approach-inner blockquote {
    padding-left: 0;
  }

  .video-panel {
    grid-template-columns: 1fr;
  }

  .video-stage {
    min-height: 410px;
  }

  .future-section {
    padding-right: 16px;
    padding-left: 16px;
  }

  .future-intro h2,
  .closing-section h2 {
    font-size: clamp(3.65rem, 18vw, 5.8rem);
  }

  .future-cards {
    grid-template-columns: 1fr;
  }

  .future-card {
    min-height: 350px;
  }

  .future-card h3 {
    max-width: 360px;
    font-size: 2.4rem;
  }

  .site-footer {
    min-height: 260px;
    grid-template-columns: 1fr;
    align-items: start;
  }

  .copyright {
    grid-column: auto;
  }
}

@media (max-width: 410px) {
  .hero h1 {
    font-size: clamp(3.5rem, 19vw, 4.55rem);
  }

  .section-heading h2,
  .watch-heading h2,
  .approach-grid h2,
  .future-intro h2,
  .closing-section h2 {
    font-size: clamp(3.1rem, 16.5vw, 4.2rem);
  }

  .hero-actions {
    align-items: flex-start;
    flex-direction: column;
  }

  .video-stage {
    min-height: 350px;
  }

  .future-card h3 {
    font-size: 2.05rem;
  }
}

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

  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}