:root {
  color-scheme: light;
  --ink: #111315;
  --muted: #5e676e;
  --line: #d9dfdf;
  --paper: #f7f4ee;
  --panel: #ffffff;
  --green: #21594c;
  --green-dark: #163d35;
  --copper: #b95f36;
  --steel: #294357;
  --cream: #fffaf1;
  --blue-soft: #e8eef2;
  --shadow: 0 24px 70px rgba(25, 31, 34, 0.14);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
  color: var(--ink);
  background: var(--paper);
  line-height: 1.5;
}

a {
  color: inherit;
  text-decoration: none;
}

.site-header {
  position: fixed;
  z-index: 20;
  top: 0;
  left: 0;
  right: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 18px clamp(18px, 4vw, 56px);
  color: #fff;
  background: linear-gradient(180deg, rgba(8, 11, 12, 0.76), rgba(8, 11, 12, 0));
}

.brand,
.nav-links {
  display: flex;
  align-items: center;
}

.brand {
  gap: 10px;
  font-weight: 800;
}

.brand-mark {
  display: inline-grid;
  width: 34px;
  height: 34px;
  place-items: center;
  border: 1px solid rgba(255, 255, 255, 0.44);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.14);
  font-size: 13px;
  backdrop-filter: blur(12px);
}

.nav-links {
  gap: clamp(14px, 3vw, 32px);
  color: rgba(255, 255, 255, 0.82);
  font-size: 14px;
}

.nav-links a:hover {
  color: #fff;
}

.hero {
  position: relative;
  min-height: 92svh;
  display: grid;
  align-items: center;
  overflow: hidden;
  background: #101314;
}

.hero-image,
.hero-shade {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.hero-image {
  object-fit: cover;
}

.hero-shade {
  background:
    linear-gradient(90deg, rgba(7, 10, 11, 0.9) 0%, rgba(7, 10, 11, 0.66) 42%, rgba(7, 10, 11, 0.18) 76%),
    linear-gradient(180deg, rgba(7, 10, 11, 0.05) 54%, var(--paper) 100%);
}

.hero-inner {
  position: relative;
  z-index: 2;
  width: min(820px, calc(100% - 36px));
  margin-left: clamp(18px, 8vw, 104px);
  padding-top: 58px;
  color: #fff;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--copper);
  font-size: 13px;
  font-weight: 900;
  letter-spacing: 0;
  text-transform: uppercase;
}

.hero .eyebrow {
  color: #f1b087;
}

h1,
h2,
h3,
p {
  overflow-wrap: anywhere;
}

h1,
h2,
h3 {
  margin: 0;
  line-height: 1.06;
  letter-spacing: 0;
}

h1 {
  max-width: 760px;
  font-size: 78px;
}

h2 {
  font-size: 50px;
}

h3 {
  font-size: 28px;
}

.hero-copy {
  max-width: 720px;
  margin: 24px 0 0;
  color: rgba(255, 255, 255, 0.84);
  font-size: 22px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 34px;
}

.button {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  border: 1px solid transparent;
  border-radius: 8px;
  padding: 0 18px;
  font-weight: 850;
  cursor: pointer;
  transition:
    transform 180ms ease,
    background 180ms ease,
    border-color 180ms ease;
}

.button:hover {
  transform: translateY(-1px);
}

.button.primary {
  color: #fff;
  background: var(--green);
}

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

.button.secondary {
  color: #fff;
  border-color: rgba(255, 255, 255, 0.36);
  background: rgba(255, 255, 255, 0.12);
  backdrop-filter: blur(10px);
}

.section {
  padding: clamp(64px, 9vw, 116px) clamp(18px, 5vw, 72px);
}

.section-heading {
  display: grid;
  grid-template-columns: minmax(0, 0.76fr) minmax(0, 1fr);
  gap: clamp(24px, 7vw, 96px);
  align-items: end;
  max-width: 1180px;
  margin: 0 auto 36px;
}

.summary-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  max-width: 1180px;
  margin: 0 auto;
}

.point-card {
  min-height: 282px;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  box-shadow: 0 16px 46px rgba(43, 56, 61, 0.08);
}

.point-number {
  display: block;
  margin-bottom: 48px;
  color: var(--copper);
  font-size: 13px;
  font-weight: 900;
}

.point-card h3 {
  font-size: 22px;
}

.point-card p,
.takeaway-list p {
  color: var(--muted);
}

.argument-section {
  background: #e7ece9;
}

.argument-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(300px, 0.58fr);
  gap: clamp(28px, 6vw, 78px);
  max-width: 1180px;
  margin: 0 auto;
  align-items: center;
}

.quote-panel {
  border-left: 4px solid var(--copper);
  padding: 32px 0 32px 28px;
}

.quote-panel p {
  margin: 0;
  color: var(--steel);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 34px;
  line-height: 1.2;
}

.article-shell {
  max-width: 920px;
  margin: 0 auto;
  padding: clamp(68px, 9vw, 120px) 18px 26px;
}

.article-heading {
  margin-bottom: 42px;
}

.article-heading h2 {
  max-width: 860px;
}

.qa-block {
  padding: 44px 0;
  border-top: 1px solid var(--line);
}

.qa-block h3 {
  max-width: 850px;
  margin-bottom: 24px;
  color: var(--steel);
  font-size: 30px;
}

.qa-block p,
.sandwich-final {
  max-width: 760px;
  margin: 0 0 18px;
  color: #2e3539;
  font-size: 19px;
  line-height: 1.72;
}

.qa-block blockquote {
  max-width: 790px;
  margin: 34px 0;
  padding: 24px 28px;
  border-left: 4px solid var(--copper);
  border-radius: 0 8px 8px 0;
  color: var(--steel);
  background: var(--cream);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 28px;
  line-height: 1.28;
}

.sandwich-block {
  margin: 22px 0 64px;
  padding: 34px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  box-shadow: var(--shadow);
}

.sandwich-block h3 {
  margin-bottom: 26px;
  color: var(--steel);
  font-size: 34px;
}

.sandwich-layers {
  display: grid;
  gap: 10px;
  max-width: 820px;
  margin-bottom: 26px;
}

.layer {
  padding: 18px 22px;
  border-radius: 8px;
}

.layer span {
  display: block;
  margin-bottom: 6px;
  font-weight: 900;
}

.layer p {
  margin: 0;
  color: #30383c;
  font-size: 17px;
  line-height: 1.5;
}

.layer.bread {
  border: 1px solid #d5b38d;
  background: #fff1d7;
}

.layer.filling {
  border: 1px solid #bd7d67;
  background: #f2d5cc;
}

.sandwich-final {
  margin-bottom: 0;
  font-weight: 700;
}

.takeaways-section {
  background: var(--blue-soft);
}

.section-heading.compact {
  grid-template-columns: 1fr;
  gap: 10px;
  margin-bottom: 24px;
}

.takeaway-list {
  max-width: 1180px;
  margin: 0 auto;
  border-top: 1px solid #cbd5d9;
}

.takeaway-list article {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1fr);
  gap: 32px;
  padding: 28px 0;
  border-bottom: 1px solid #cbd5d9;
}

.takeaway-list h3 {
  font-size: 23px;
}

.takeaway-list p {
  margin: 0;
  font-size: 18px;
}

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  padding: 28px clamp(18px, 5vw, 72px);
  color: #dce4df;
  background: #111918;
}

.site-footer a {
  color: #f1b087;
}

@media (max-width: 900px) {
  .site-header {
    align-items: flex-start;
  }

  .nav-links {
    gap: 14px;
    font-size: 13px;
  }

  .hero {
    min-height: 90svh;
    align-items: end;
  }

  .hero-shade {
    background:
      linear-gradient(180deg, rgba(7, 10, 11, 0.18) 0%, rgba(7, 10, 11, 0.78) 50%, rgba(7, 10, 11, 0.92) 78%, var(--paper) 100%),
      linear-gradient(90deg, rgba(7, 10, 11, 0.55), rgba(7, 10, 11, 0.08));
  }

  .hero-inner {
    width: calc(100% - 36px);
    margin: 0 auto;
    padding: 130px 0 92px;
  }

  h1 {
    font-size: 58px;
  }

  h2 {
    font-size: 40px;
  }

  .hero-copy {
    font-size: 20px;
  }

  .section-heading,
  .summary-grid,
  .argument-layout,
  .takeaway-list article {
    grid-template-columns: 1fr;
  }

  .point-card {
    min-height: auto;
  }

  .point-number {
    margin-bottom: 26px;
  }

  .quote-panel p {
    font-size: 28px;
  }

  .qa-block h3 {
    font-size: 26px;
  }
}

@media (max-width: 560px) {
  .site-header {
    position: absolute;
  }

  .brand span:last-child {
    display: none;
  }

  .nav-links {
    width: min-content;
    flex-wrap: wrap;
    justify-content: flex-end;
  }

  h1 {
    font-size: 40px;
  }

  h2 {
    font-size: 32px;
  }

  .hero-copy {
    font-size: 17px;
  }

  .button {
    width: 100%;
  }

  .article-shell {
    padding-top: 58px;
  }

  .qa-block {
    padding: 34px 0;
  }

  .qa-block h3 {
    font-size: 23px;
  }

  .qa-block p,
  .sandwich-final {
    font-size: 17px;
  }

  .qa-block blockquote {
    padding: 20px;
    font-size: 22px;
  }

  .sandwich-block {
    padding: 24px 18px;
  }

  .sandwich-block h3 {
    font-size: 26px;
  }
}