:root {
  --bg: #f3ece2;
  --bg-strong: #e0d2bf;
  --panel: rgba(255, 252, 246, 0.86);
  --panel-strong: rgba(255, 248, 236, 0.96);
  --ink: #20150e;
  --muted: #6b5548;
  --accent: #af4d2d;
  --accent-deep: #6f2918;
  --gold: #c9963b;
  --shadow: 0 24px 60px rgba(54, 29, 17, 0.16);
  --radius-xl: 28px;
  --radius-lg: 20px;
  --radius-md: 14px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--ink);
  background:
    radial-gradient(circle at top left, rgba(201, 150, 59, 0.28), transparent 28%),
    radial-gradient(circle at 80% 0%, rgba(175, 77, 45, 0.16), transparent 24%),
    linear-gradient(135deg, #f8f2e9 0%, #efe2d0 50%, #eadac2 100%);
  font-family: "Avenir Next", "Trebuchet MS", sans-serif;
}

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

.page-shell {
  display: grid;
  grid-template-columns: minmax(280px, 340px) minmax(0, 1fr);
  gap: 24px;
  min-height: 100vh;
  padding: 24px;
}

.sidebar,
.content > .module-view {
  backdrop-filter: blur(14px);
}

.sidebar {
  position: sticky;
  top: 24px;
  align-self: start;
  padding: 28px;
  border-radius: var(--radius-xl);
  background: linear-gradient(180deg, rgba(34, 20, 13, 0.92), rgba(76, 38, 23, 0.9));
  color: #f7ede4;
  box-shadow: var(--shadow);
}

.eyebrow {
  margin: 0 0 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-size: 0.76rem;
  color: #efc482;
}

.sidebar h1 {
  margin: 0;
  font-family: "Iowan Old Style", "Palatino Linotype", serif;
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 0.95;
}

.sidebar-copy {
  margin: 18px 0 24px;
  color: rgba(247, 237, 228, 0.82);
  line-height: 1.5;
}

.module-nav {
  display: grid;
  gap: 12px;
}

.nav-button {
  width: 100%;
  padding: 16px;
  border: 1px solid rgba(255, 231, 200, 0.18);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.06);
  color: inherit;
  text-align: left;
  cursor: pointer;
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease;
}

.nav-button:hover,
.nav-button:focus-visible,
.nav-button.active {
  transform: translateX(4px);
  border-color: rgba(255, 213, 143, 0.7);
  background: rgba(255, 243, 222, 0.14);
  outline: none;
}

.nav-kicker,
.module-kicker {
  display: block;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-size: 0.72rem;
}

.nav-kicker {
  color: #f1c47d;
  margin-bottom: 6px;
}

.nav-title {
  font-weight: 700;
  font-size: 1rem;
}

.content {
  min-width: 0;
}

.loading-state,
.module-view {
  border-radius: var(--radius-xl);
  background: var(--panel);
  box-shadow: var(--shadow);
}

.loading-state {
  min-height: 60vh;
  display: grid;
  place-items: center;
  font-size: 1.05rem;
}

.module-view {
  overflow: hidden;
}

.hero {
  position: relative;
  padding: 34px 34px 28px;
  background:
    linear-gradient(130deg, rgba(32, 21, 14, 0.96), rgba(91, 44, 24, 0.92)),
    linear-gradient(180deg, transparent, rgba(255, 255, 255, 0.05));
  color: #fff4e9;
}

.hero::after {
  content: "";
  position: absolute;
  inset: auto -10% -30% auto;
  width: 260px;
  height: 260px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(239, 196, 130, 0.34), transparent 68%);
  pointer-events: none;
}

.module-kicker {
  color: #f0c37c;
  margin-bottom: 14px;
}

.hero h2 {
  margin: 0;
  max-width: 12ch;
  font-family: "Iowan Old Style", "Palatino Linotype", serif;
  font-size: clamp(2.4rem, 5vw, 4.6rem);
  line-height: 0.9;
}

.tagline {
  max-width: 62ch;
  margin: 14px 0 0;
  color: rgba(255, 244, 233, 0.84);
  font-size: 1.08rem;
  line-height: 1.5;
}

.summary {
  padding: 0 34px;
  margin: 24px 0 0;
  color: var(--muted);
  font-size: 1rem;
  line-height: 1.65;
}

.highlights {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  padding: 28px 34px 0;
}

.highlight-card {
  padding: 18px;
  border-radius: var(--radius-md);
  background: linear-gradient(180deg, rgba(255, 250, 244, 0.95), rgba(241, 228, 211, 0.95));
  border: 1px solid rgba(130, 82, 49, 0.12);
}

.highlight-card strong {
  display: block;
  color: var(--accent-deep);
  margin-bottom: 8px;
}

.main-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(300px, 0.85fr);
  gap: 28px;
  padding: 28px 34px 34px;
}

.section-stack {
  display: grid;
  gap: 18px;
}

.section-card,
.media-card,
.comparison-card {
  padding: 22px;
  border-radius: var(--radius-lg);
  background: var(--panel-strong);
  border: 1px solid rgba(123, 88, 61, 0.12);
}

.section-card h3,
.media-panel h3,
.comparison-panel h3 {
  margin: 0 0 12px;
  font-family: "Iowan Old Style", "Palatino Linotype", serif;
  font-size: 1.45rem;
}

.section-card p,
.comparison-card p {
  margin: 0 0 12px;
  line-height: 1.7;
  color: var(--muted);
}

.section-card p:last-child,
.comparison-card p:last-child {
  margin-bottom: 0;
}

.media-panel,
.comparison-panel {
  display: grid;
  gap: 16px;
  align-content: start;
}

.media-card figure {
  margin: 0;
}

.media-card img,
.media-card video {
  width: 100%;
  display: block;
  border-radius: 12px;
  background: #d7cab7;
}

.media-card figcaption {
  margin-top: 10px;
  color: var(--muted);
  line-height: 1.55;
}

.comparison-card {
  border-left: 5px solid var(--gold);
}

.comparison-card h4 {
  margin: 0 0 8px;
  font-size: 1rem;
  color: var(--accent-deep);
}

.comparison-position {
  display: inline-block;
  margin-bottom: 10px;
  padding: 5px 10px;
  border-radius: 999px;
  background: rgba(201, 150, 59, 0.16);
  color: var(--accent-deep);
  font-size: 0.82rem;
  font-weight: 700;
}

@media (max-width: 980px) {
  .page-shell {
    grid-template-columns: 1fr;
  }

  .sidebar {
    position: static;
  }

  .highlights,
  .main-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .page-shell {
    padding: 14px;
    gap: 14px;
  }

  .sidebar,
  .hero,
  .summary,
  .highlights,
  .main-grid {
    padding-left: 18px;
    padding-right: 18px;
  }

  .hero {
    padding-top: 24px;
    padding-bottom: 22px;
  }
}