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

:root {
  --navy: #16162a;
  --navy-deep: #0d0d1a;
  --panel: rgba(22, 22, 42, 0.68);
  --panel-strong: rgba(28, 28, 50, 0.86);
  --gold: #c8a951;
  --gold-lt: #d4b86a;
  --gold-dim: #8a7238;
  --offwhite: #e8e8f0;
  --bluegrey: #9090c0;
  --bluedim: #5a5a8a;
}

html {
  scroll-behavior: smooth;
  font-size: 90%;
}

body {
  min-height: 100vh;
  background: var(--navy-deep);
  color: var(--offwhite);
  font-family: 'Poppins', sans-serif;
  font-weight: 300;
  overflow-x: hidden;
}

main,
section,
.split-feature > *,
.site-nav > * {
  min-width: 0;
}

#particles {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
}

a { color: inherit; }

.container {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 2rem;
  position: relative;
  z-index: 1;
}

.site-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 2rem;
  background: linear-gradient(to bottom, rgba(13, 13, 26, 0.97), rgba(13, 13, 26, 0.76));
  border-bottom: 1px solid rgba(144, 144, 192, 0.1);
  backdrop-filter: blur(14px);
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  text-decoration: none;
  min-width: fit-content;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 32px;
  height: 32px;
  border: 1px solid rgba(200, 169, 81, 0.45);
  color: var(--gold);
  background: rgba(60, 52, 137, 0.26);
  transform: rotate(45deg);
  font-size: 0.72rem;
}

.brand-mark::first-letter { transform: rotate(-45deg); }

.nav-logo span:last-child {
  font-family: 'Cinzel', serif;
  font-size: 0.86rem;
  font-weight: 600;
  color: var(--gold);
  letter-spacing: 0.15em;
}

.nav-links {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  flex: 1;
}

.nav-links a,
.nav-cta,
.btn-primary,
.btn-secondary,
.card-link,
.guide-note,
.pack-price,
.video-status {
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.nav-links a {
  color: var(--bluegrey);
  font-size: 0.78rem;
  font-weight: 500;
  text-decoration: none;
  transition: color 0.2s;
}

.nav-links a:hover,
.nav-links a.active { color: var(--gold); }

.nav-cta {
  color: var(--navy-deep);
  background: var(--gold);
  padding: 0.55rem 1.15rem;
  border-radius: 2px;
  text-decoration: none;
  font-size: 0.82rem;
  font-weight: 600;
}

.hero {
  min-height: 78vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 7rem 2rem 5rem;
  position: relative;
  z-index: 1;
}

.hero::before,
.page-hero::before,
.final-cta::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at center, rgba(200, 169, 81, 0.08), transparent 70%);
  pointer-events: none;
}

.page-hero {
  position: relative;
  z-index: 1;
  text-align: center;
  padding: 7rem 2rem 4rem;
}

.hero-eyebrow,
.section-eyebrow,
.card-kicker,
.sample-count,
.vault-badge {
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--gold-dim);
}

.hero-eyebrow,
.section-eyebrow { margin-bottom: 0.85rem; }

.hero-title,
.page-title {
  font-family: 'Cinzel', serif;
  font-size: clamp(2.5rem, 6vw, 5.25rem);
  font-weight: 700;
  line-height: 1.05;
  color: #fff;
  margin-bottom: 1rem;
  text-shadow: 0 0 60px rgba(200, 169, 81, 0.25);
}

.page-title { font-size: clamp(2.1rem, 5vw, 4rem); }

.hero-tagline,
.section-sub {
  font-family: 'Lora', serif;
  font-style: italic;
  color: var(--bluegrey);
}

.hero-tagline {
  max-width: 760px;
  font-size: clamp(1.08rem, 2.4vw, 1.45rem);
  margin-bottom: 1.4rem;
}

.hero-desc,
.page-desc {
  max-width: 760px;
  color: var(--offwhite);
  opacity: 0.86;
  font-size: 1.08rem;
  line-height: 1.75;
  margin: 0 auto 2.4rem;
}

.hero-actions {
  display: flex;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.btn-primary,
.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  border-radius: 2px;
  padding: 0.85rem 1.7rem;
  text-decoration: none;
  font-size: 0.88rem;
  font-weight: 600;
  transition: transform 0.2s, background 0.2s, border-color 0.2s;
}

.btn-primary {
  color: var(--navy-deep);
  background: var(--gold);
  box-shadow: 0 0 30px rgba(200, 169, 81, 0.22);
}

.btn-secondary {
  color: var(--gold);
  border: 1px solid var(--gold-dim);
  background: transparent;
}

.btn-primary:hover,
.btn-secondary:hover {
  transform: translateY(-2px);
}

.btn-primary:hover { background: var(--gold-lt); }
.btn-secondary:hover { border-color: var(--gold); color: var(--gold-lt); }

.email-section {
  position: relative;
  z-index: 1;
  text-align: center;
  padding: 4rem 2rem;
  background: linear-gradient(135deg, rgba(26, 20, 48, 0.82), rgba(13, 13, 26, 0.92));
  border-top: 1px solid rgba(144, 144, 192, 0.1);
  border-bottom: 1px solid rgba(144, 144, 192, 0.1);
}

.section-title {
  font-family: 'Cinzel', serif;
  font-size: clamp(1.85rem, 3.7vw, 2.75rem);
  font-weight: 600;
  text-align: center;
  color: #fff;
  margin-bottom: 0.65rem;
}

.section-sub {
  text-align: center;
  font-size: 1.08rem;
  margin: 0 auto 2.4rem;
  max-width: 720px;
}

.email-form {
  display: flex;
  gap: 0.75rem;
  justify-content: center;
  flex-wrap: wrap;
  max-width: 520px;
  margin: 0 auto;
}

.email-input {
  flex: 1;
  min-width: 220px;
  padding: 0.85rem 1.1rem;
  background: rgba(22, 22, 42, 0.92);
  border: 1px solid var(--bluedim);
  border-radius: 2px;
  color: var(--offwhite);
  font-family: 'Poppins', sans-serif;
  outline: none;
}

.email-btn {
  border: 0;
  border-radius: 2px;
  padding: 0.85rem 1.5rem;
  color: var(--navy-deep);
  background: var(--gold);
  cursor: pointer;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.email-btn:active {
  transform: translateY(1px);
}

.email-btn[disabled] {
  cursor: default;
  opacity: 0.78;
  background: var(--gold-dim);
}

.email-form.submitted .email-input {
  border-color: rgba(200, 169, 81, 0.64);
}

.email-confirmation {
  max-width: 560px;
  margin: 1rem auto 0;
  padding: 0.8rem 1rem;
  border: 1px solid rgba(200, 169, 81, 0.34);
  border-radius: 3px;
  background: rgba(28, 28, 50, 0.72);
  color: var(--offwhite);
  font-size: 0.9rem;
  line-height: 1.55;
}

.email-confirmation strong {
  color: var(--gold);
}

.email-note,
.affiliate-note,
.fine-print {
  color: var(--bluedim);
  font-size: 0.74rem;
  line-height: 1.7;
}

.email-note { margin-top: 0.9rem; }

.page-section { margin: 0 auto 5rem; }

.page-grid,
.cards-grid,
.packs-grid,
.toolkit-grid {
  display: grid;
  gap: 1.25rem;
}

.page-grid { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); margin-top: 4rem; margin-bottom: 5rem; }
.cards-grid { grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }
.packs-grid { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }
.toolkit-grid { grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); margin-top: 1.25rem; }
.article-stack {
  display: grid;
  gap: 1.25rem;
}
.split-feature {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(280px, 0.75fr);
  gap: 2rem;
  align-items: center;
}

.feature-card,
.resource-card,
.video-card,
.guide-card,
.pack-card,
.toolkit-card,
.trust-panel,
.demo-panel,
.article-card {
  position: relative;
  z-index: 1;
  display: block;
  background: var(--panel);
  border: 1px solid rgba(144, 144, 192, 0.16);
  border-radius: 4px;
  padding: 1.5rem;
  text-decoration: none;
}

.feature-card.featured,
.resource-card.featured,
.video-card.featured,
.guide-card.featured,
.pack-card.featured,
.trust-panel,
.article-card.featured {
  border-color: rgba(200, 169, 81, 0.32);
  background: linear-gradient(150deg, var(--panel-strong), rgba(13, 13, 26, 0.92));
}

.feature-card:hover,
.pack-card:hover {
  border-color: var(--gold-dim);
  transform: translateY(-3px);
}

.feature-card,
.pack-card { transition: transform 0.2s, border-color 0.2s; }

.feature-card h2,
.resource-card h2,
.video-card h2,
.guide-card h2,
.pack-card h2,
.toolkit-card h2,
.demo-panel h2,
.article-card h2 {
  font-family: 'Cinzel', serif;
  font-size: 1.42rem;
  line-height: 1.35;
  color: #fff;
  margin: 0.65rem 0;
}

.resource-card h3,
.video-card h3,
.guide-card h3,
.toolkit-card h3,
.pack-card h3 {
  font-family: 'Cinzel', serif;
  color: #fff;
  font-size: 1.12rem;
  line-height: 1.35;
  margin-bottom: 0.55rem;
}

.feature-card p,
.resource-card p,
.video-card p,
.guide-card p,
.pack-card p,
.toolkit-card p,
.trust-panel p,
.demo-panel p,
.numbered-list li,
.article-card p,
.article-card li {
  color: var(--bluegrey);
  font-size: 0.95rem;
  line-height: 1.7;
}

.article-card ul {
  display: grid;
  gap: 0.55rem;
  margin: 0.8rem 0 0;
  padding-left: 1.2rem;
}

.card-link,
.guide-note,
.pack-price,
.video-status {
  display: inline-block;
  margin-top: 1rem;
  color: var(--gold);
  font-size: 0.78rem;
  font-weight: 600;
  text-decoration: none;
}

.pack-card .pack-price,
.pack-card .card-link {
  display: block;
}

.pack-card .card-link {
  margin-top: 0.45rem;
}

.tool-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem 1rem;
  margin-top: 1rem;
}

.tool-links .card-link {
  margin-top: 0;
}

.vault-banner {
  position: relative;
  z-index: 1;
  text-align: center;
  padding: 3rem 2rem;
  margin-bottom: 5rem;
  border: 1px solid var(--gold-dim);
  border-radius: 4px;
  background: linear-gradient(135deg, #1a1430, #0f0f22 50%, #1a1a10);
  overflow: hidden;
}

.vault-banner.split-feature { text-align: left; }

.vault-banner.split-feature p { margin-left: 0; }

.creator-kits-banner {
  position: relative;
  z-index: 1;
  padding: 3rem 2rem;
  margin-bottom: 5rem;
  border: 1px solid rgba(144, 144, 192, 0.2);
  border-radius: 4px;
  background: linear-gradient(135deg, rgba(25, 22, 48, 0.94), rgba(13, 13, 26, 0.96) 58%, rgba(34, 25, 54, 0.9));
  overflow: hidden;
}

.creator-kits-banner h2 {
  font-family: 'Cinzel', serif;
  color: #fff;
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  margin: 1rem 0 0.75rem;
}

.creator-kits-banner p {
  color: var(--bluegrey);
  line-height: 1.7;
  margin-bottom: 1.15rem;
}

.landscape-frame {
  align-self: stretch;
}

.landscape-preview {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 280px;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.cover-frame {
  overflow: hidden;
  border-radius: 4px;
  border: 1px solid rgba(200, 169, 81, 0.34);
  background: rgba(13, 13, 26, 0.58);
  box-shadow: 0 18px 48px rgba(0, 0, 0, 0.4);
}

button.cover-frame {
  width: 100%;
  padding: 0;
  color: inherit;
  cursor: zoom-in;
}

.cover-frame img,
.pack-cover,
.sample-cover {
  display: block;
  width: 100%;
  height: auto;
}

.vault-cover {
  aspect-ratio: 4 / 5;
  object-fit: contain;
  background: rgba(5, 5, 10, 0.62);
}

.sample-cover {
  max-height: none;
  object-fit: contain;
  background: rgba(5, 5, 10, 0.62);
}

.pack-cover {
  aspect-ratio: 4 / 5;
  object-fit: contain;
  background: rgba(5, 5, 10, 0.62);
  border-radius: 3px;
  margin-bottom: 1.2rem;
  border: 1px solid rgba(200, 169, 81, 0.24);
}

.vault-banner h2 {
  font-family: 'Cinzel', serif;
  color: var(--gold);
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  margin: 1rem 0 0.75rem;
}

.vault-banner p {
  max-width: 760px;
  margin: 0 auto 1.4rem;
  color: var(--bluegrey);
  line-height: 1.7;
}

.thanks-panel {
  position: relative;
  z-index: 1;
  min-height: calc(100vh - 150px);
  padding-top: 5.5rem;
  padding-bottom: 5rem;
}

.thanks-copy .hero-title,
.thanks-copy .hero-desc,
.thanks-copy .section-sub {
  text-align: left;
}

.thanks-copy .hero-desc {
  margin-left: 0;
}

.thanks-copy .section-sub {
  margin-left: 0;
  margin-bottom: 1.5rem;
}

.thanks-art img {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
}

.vault-price strong { color: var(--gold); font-size: 1.25rem; }

.vault-savings {
  color: var(--gold);
  font-weight: 600;
}

.sample-count { display: inline-block; margin-bottom: 0.8rem; color: var(--gold); }

.story-bible-preview {
  margin-top: 1.25rem;
}

.image-zoom-trigger {
  position: relative;
}

.zoom-label {
  position: absolute;
  right: 0.9rem;
  bottom: 0.9rem;
  padding: 0.45rem 0.7rem;
  border: 1px solid rgba(200, 169, 81, 0.42);
  border-radius: 3px;
  background: rgba(13, 13, 26, 0.82);
  color: var(--gold);
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.image-lightbox {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 5rem 2rem 2rem;
  background: rgba(5, 5, 12, 0.88);
}

.image-lightbox.open {
  display: flex;
}

.image-lightbox img {
  display: block;
  max-width: min(1100px, 94vw);
  max-height: 86vh;
  border: 1px solid rgba(200, 169, 81, 0.42);
  border-radius: 4px;
  background: var(--navy-deep);
  box-shadow: 0 24px 70px rgba(0, 0, 0, 0.65);
}

.lightbox-close {
  position: absolute;
  top: 1.1rem;
  right: 1.3rem;
  width: 2.75rem;
  height: 2.75rem;
  border: 1px solid rgba(200, 169, 81, 0.44);
  border-radius: 50%;
  background: rgba(13, 13, 26, 0.86);
  color: var(--gold);
  cursor: pointer;
  font-size: 1.8rem;
  line-height: 1;
}

.demo-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: 1.25rem;
}

.video-showcase {
  display: grid;
  grid-template-columns: minmax(220px, 0.7fr) minmax(0, 1fr);
  gap: 1.5rem;
  align-items: center;
}

.secondary-video {
  margin-top: 2.25rem;
}

.native-video-frame {
  width: min(100%, 210px);
  max-height: 56vh;
  margin: 0 auto;
  overflow: hidden;
  border-radius: 4px;
  border: 1px solid rgba(200, 169, 81, 0.28);
  background: #05050a;
  box-shadow: 0 18px 48px rgba(0, 0, 0, 0.42);
}

.native-video-frame video {
  display: block;
  width: 100%;
  max-height: 56vh;
  aspect-ratio: 9 / 16;
  object-fit: cover;
}

.numbered-list {
  display: grid;
  gap: 0.8rem;
  margin-top: 1.25rem;
  list-style-position: inside;
}

.video-frame {
  display: grid;
  place-items: center;
  min-height: 150px;
  margin-bottom: 1rem;
  border: 1px dashed rgba(200, 169, 81, 0.34);
  color: var(--gold);
  font-family: 'Cinzel', serif;
  font-size: 1.5rem;
  background: rgba(13, 13, 26, 0.45);
}

.video-thumb {
  overflow: hidden;
  margin-bottom: 1rem;
  border: 1px solid rgba(200, 169, 81, 0.28);
  border-radius: 3px;
  background: rgba(13, 13, 26, 0.58);
}

.video-thumb img {
  display: block;
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
}

.storyboard-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1rem;
  margin-top: 1.25rem;
}

.storyboard-card {
  overflow: hidden;
  border-radius: 4px;
  border: 1px solid rgba(144, 144, 192, 0.16);
  background: rgba(22, 22, 42, 0.62);
}

.storyboard-card img {
  display: block;
  width: 100%;
  aspect-ratio: 9 / 16;
  object-fit: cover;
}

.storyboard-card p {
  padding: 0.85rem;
  color: var(--bluegrey);
  font-size: 0.82rem;
  line-height: 1.45;
}

.pack-number {
  font-family: 'Cinzel', serif;
  color: var(--gold);
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  margin-bottom: 0.7rem;
}

.final-cta {
  position: relative;
  z-index: 1;
  text-align: center;
  padding: 4rem 2rem 5rem;
}

footer {
  position: relative;
  z-index: 1;
  text-align: center;
  padding: 2rem;
  border-top: 1px solid rgba(144, 144, 192, 0.1);
  color: var(--bluedim);
  font-size: 0.75rem;
  letter-spacing: 0.06em;
}

footer p + p { margin-top: 0.45rem; }
footer a { color: var(--bluedim); text-decoration: none; }
footer a:hover { color: var(--gold); }

.worldbuilding-hero {
  min-height: 76vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  background: linear-gradient(90deg, rgba(10, 10, 22, 0.96), rgba(10, 10, 22, 0.62)), url('worldbuilding/worldbuilding-creator-studio-cover.png') center / cover;
}

.worldbuilding-hero .page-title,
.worldbuilding-hero .page-desc { margin-left: 0; text-align: left; }
.worldbuilding-hero .hero-actions { justify-content: flex-start; }
.worldbuilding-launch-note { color: var(--gold); font-size: 0.82rem; letter-spacing: 0.04em; margin-top: 1rem; }
.worldbuilding-feature { align-items: center; margin-top: 4rem; margin-bottom: 4rem; }
.worldbuilding-feature h2 { font-family: 'Cinzel', serif; color: var(--cream); font-size: clamp(1.8rem, 3vw, 2.8rem); line-height: 1.2; margin-bottom: 1rem; }
.worldbuilding-feature p { color: var(--bluegrey); line-height: 1.75; margin-bottom: 0.9rem; }
.worldbuilding-screen { aspect-ratio: 16 / 9; object-fit: cover; object-position: top; }
.worldbuilding-library-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.worldbuilding-flow { text-align: center; }
.worldbuilding-step-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 1rem; margin-top: 2.2rem; }
.worldbuilding-step-grid article { border: 1px solid rgba(200, 169, 81, 0.22); background: rgba(24, 24, 42, 0.78); border-radius: 14px; padding: 1.5rem 1.2rem; text-align: left; }
.worldbuilding-step-grid span { color: var(--gold); font-family: 'Cinzel', serif; font-weight: 700; font-size: 1.5rem; }
.worldbuilding-step-grid h3 { color: var(--cream); margin: 0.8rem 0 0.45rem; }
.worldbuilding-step-grid p { color: var(--bluegrey); line-height: 1.55; font-size: 0.88rem; }
.worldbuilding-compatibility { margin-top: 2rem; border: 1px solid rgba(200, 169, 81, 0.28); background: rgba(200, 169, 81, 0.08); border-radius: 12px; padding: 1.25rem; display: flex; flex-direction: column; gap: 0.45rem; text-align: center; }
.worldbuilding-compatibility strong { color: var(--gold); font-family: 'Cinzel', serif; }
.worldbuilding-compatibility span { color: var(--bluegrey); font-size: 0.85rem; }

.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.fade-in.visible { opacity: 1; transform: none; }

@media (max-width: 820px) {
  .demo-grid,
  .video-showcase { grid-template-columns: 1fr; }
  .split-feature { grid-template-columns: 1fr; }
  .vault-banner.split-feature { text-align: center; }
  .vault-banner.split-feature p { margin-left: auto; }
  .worldbuilding-library-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .worldbuilding-step-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 700px) {
  html,
  body {
    width: 100%;
    max-width: 100%;
  }
  .site-nav { align-items: flex-start; padding: 1rem; }
  .nav-links { display: none; }
  .nav-cta { display: none; }
  .nav-logo span:last-child { font-size: 0.76rem; letter-spacing: 0.09em; }
  .container {
    width: 100%;
    max-width: 100%;
    padding-left: 1rem;
    padding-right: 1rem;
  }
  .hero { min-height: auto; padding-top: 5rem; }
  .page-hero {
    padding-left: 1rem;
    padding-right: 1rem;
    overflow: hidden;
    text-align: left;
  }
  .page-title,
  .hero-title {
    max-width: 270px;
    margin-left: 0;
    margin-right: 0;
    font-size: 1.72rem;
    line-height: 1.18;
    overflow-wrap: normal;
  }
  .page-desc { max-width: 270px; margin-left: 0; overflow-wrap: break-word; }
  .creator-kits-banner {
    width: calc(100% - 2rem);
    max-width: 100%;
    margin-left: auto;
    margin-right: auto;
    padding: 2rem 1.25rem;
    overflow: hidden;
  }
  .creator-kits-banner h2 {
    max-width: 270px;
    margin-left: 0;
    font-size: 1.48rem;
    line-height: 1.25;
    overflow-wrap: break-word;
  }
  .creator-kits-banner p {
    max-width: 270px;
    margin-left: 0;
    overflow-wrap: break-word;
  }
  .landscape-frame { max-width: 270px; margin-left: 0; }
  .hero-actions { flex-direction: column; align-items: center; }
  .page-hero .hero-actions,
  .creator-kits-banner .hero-actions { align-items: flex-start; }
  .btn-primary, .btn-secondary { width: 100%; max-width: 270px; }
  .native-video-frame,
  .native-video-frame video {
    max-height: 52vh;
  }
  .worldbuilding-hero { min-height: 68vh; background-position: 62% center; }
  .worldbuilding-hero .page-title { max-width: 310px; }
  .worldbuilding-library-grid,
  .worldbuilding-step-grid { grid-template-columns: 1fr; }
  .worldbuilding-feature { margin-top: 2rem; margin-bottom: 2rem; }
}