:root {
  --bg: #f4efe5;
  --bg-soft: #fbf8f1;
  --bg-ink: #183129;
  --surface: rgba(251, 248, 241, 0.9);
  --surface-strong: #fffdf8;
  --surface-dark: #1f4035;
  --text: #14251f;
  --text-soft: #56655d;
  --text-inverse: #f6f1e6;
  --moss: #275948;
  --moss-strong: #183e33;
  --sage: #89a08f;
  --gold: #c8844d;
  --gold-soft: #efd0b1;
  --line: rgba(39, 89, 72, 0.14);
  --line-strong: rgba(39, 89, 72, 0.28);
  --shadow: 0 28px 70px rgba(20, 37, 31, 0.10);
  --shadow-soft: 0 18px 40px rgba(20, 37, 31, 0.08);
  --container: 1180px;
  --radius-xl: 32px;
  --radius-lg: 22px;
  --radius-md: 16px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  color: var(--text);
  background:
    radial-gradient(circle at 15% 15%, rgba(200, 132, 77, 0.18), transparent 0 26rem),
    radial-gradient(circle at 88% 8%, rgba(39, 89, 72, 0.18), transparent 0 28rem),
    linear-gradient(180deg, #f6f1e6 0%, #f3ede1 48%, #f9f5ee 100%);
  font-family: "Space Grotesk", "Segoe UI", sans-serif;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(39, 89, 72, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(39, 89, 72, 0.035) 1px, transparent 1px);
  background-size: 36px 36px;
  mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.34), transparent 72%);
}

.atmosphere {
  position: fixed;
  border-radius: 999px;
  filter: blur(20px);
  opacity: 0.45;
  pointer-events: none;
}

.atmosphere-a {
  top: 5rem;
  right: 8vw;
  width: 14rem;
  height: 14rem;
  background: rgba(200, 132, 77, 0.18);
}

.atmosphere-b {
  bottom: 8rem;
  left: 4vw;
  width: 16rem;
  height: 16rem;
  background: rgba(39, 89, 72, 0.12);
}

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

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

.container {
  width: min(var(--container), calc(100% - 2.4rem));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  backdrop-filter: blur(18px);
  background: rgba(244, 239, 229, 0.76);
  border-bottom: 1px solid rgba(39, 89, 72, 0.08);
}

.header-shell {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.2rem;
  min-height: 5rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.8rem;
  min-width: 0;
}

.brand-mark {
  width: 2.5rem;
  height: 2.5rem;
  flex: 0 0 auto;
  filter: drop-shadow(0 12px 26px rgba(20, 37, 31, 0.12));
}

.brand-word {
  font-family: "Fraunces", Georgia, serif;
  font-size: 1.45rem;
  font-weight: 600;
  letter-spacing: -0.02em;
}

.nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1rem;
  color: var(--text-soft);
}

.nav a {
  position: relative;
  padding-bottom: 0.18rem;
}

.nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 1px;
  background: var(--moss);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform 180ms ease;
}

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

.header-cta,
.btn,
.format-tab,
.demo-filter,
.demo-item {
  transition:
    transform 180ms ease,
    box-shadow 180ms ease,
    background 180ms ease,
    border-color 180ms ease,
    color 180ms ease;
}

.header-cta,
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  min-height: 3rem;
  padding: 0.8rem 1.2rem;
  border-radius: 999px;
  border: 1px solid transparent;
  font-weight: 700;
}

.header-cta {
  background: rgba(39, 89, 72, 0.08);
  border-color: rgba(39, 89, 72, 0.16);
  color: var(--moss-strong);
}

.btn-primary,
.header-cta:hover {
  color: var(--text-inverse);
  background: linear-gradient(135deg, #1f4035 0%, #2c644f 100%);
  box-shadow: 0 16px 28px rgba(31, 64, 53, 0.22);
}

.btn-secondary {
  background: rgba(255, 253, 248, 0.76);
  border-color: rgba(39, 89, 72, 0.16);
  color: var(--moss-strong);
}

.btn:hover,
.header-cta:hover,
.demo-filter:hover,
.demo-item:hover,
.format-tab:hover {
  transform: translateY(-1px);
}

.hero {
  position: relative;
  padding: 5.6rem 0 3rem;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(320px, 0.85fr);
  gap: 1.5rem;
  align-items: start;
}

.eyebrow {
  margin: 0 0 1rem;
  color: var(--moss);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

h1,
h2,
h3 {
  margin: 0;
  font-family: "Fraunces", Georgia, serif;
  line-height: 1.06;
  letter-spacing: -0.03em;
}

h1 {
  max-width: 10ch;
  font-size: clamp(3.5rem, 7vw, 6.4rem);
}

h1 span {
  color: var(--moss);
}

h2 {
  font-size: clamp(2.05rem, 4vw, 3.25rem);
}

h3 {
  font-size: 1.35rem;
}

.hero-lead,
.section-heading p,
.panel-copy,
.launch-copy p,
.band-card p,
.usage-card p,
.headless-step p,
.legal-prose p,
.legal-prose li {
  font-size: 1.04rem;
  color: var(--text-soft);
}

.hero-lead,
.section-heading p,
.panel-copy,
.launch-copy p {
  max-width: 62ch;
}

.hero-cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
  margin-top: 2rem;
}

.signal-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
  margin-top: 2.2rem;
}

.signal-card,
.process-card,
.envelope-card,
.band-card,
.launch-card,
.terminal-card,
.hero-panel,
.demo-list-shell,
.demo-detail,
.usage-card,
.code-card,
.headless-step,
.legal-panel {
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  box-shadow: var(--shadow-soft);
}

.signal-card {
  padding: 1rem 1rem 1.05rem;
  background: rgba(255, 253, 249, 0.72);
  backdrop-filter: blur(10px);
}

.signal-card strong {
  display: block;
  margin-bottom: 0.3rem;
  font-size: 1rem;
}

.signal-card p,
.process-card p,
.envelope-card p,
.launch-card,
.trust-item,
.usage-card p,
.demo-item span {
  color: var(--text-soft);
}

.hero-panel {
  position: relative;
  overflow: hidden;
  padding: 1.4rem;
  background:
    linear-gradient(180deg, rgba(255, 252, 246, 0.96) 0%, rgba(245, 239, 229, 0.95) 100%);
}

.hero-panel::before {
  content: "";
  position: absolute;
  inset: auto -10% 68% auto;
  width: 12rem;
  height: 12rem;
  border-radius: 999px;
  background: rgba(200, 132, 77, 0.16);
  filter: blur(10px);
}

.panel-kicker,
.cta-kicker,
.launch-label,
.trust-label,
.demo-label,
.demo-list-label {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  color: var(--moss);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.hero-panel h2 {
  max-width: 10ch;
  margin-top: 0.6rem;
  font-size: clamp(1.8rem, 3vw, 2.8rem);
}

.terminal-card {
  margin-top: 1.3rem;
  overflow: hidden;
  background: #173228;
  color: #e6eddc;
}

.terminal-top {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.9rem 1rem 0.2rem;
}

.terminal-top span {
  width: 0.68rem;
  height: 0.68rem;
  border-radius: 999px;
  background: #f0c789;
}

.terminal-top span:nth-child(2) {
  background: #9dc5a0;
}

.terminal-top span:nth-child(3) {
  background: #d27f58;
}

.terminal-top p {
  margin: 0 0 0 0.3rem;
  color: rgba(246, 241, 230, 0.7);
  font-size: 0.82rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.terminal-card pre,
.format-panel pre,
.code-card pre {
  margin: 0;
  overflow: auto;
  font-size: 0.92rem;
  line-height: 1.6;
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
}

.terminal-card pre {
  padding: 1rem 1rem 1.2rem;
}

.hero-bullets {
  margin: 1rem 0 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.hero-bullets li {
  padding: 0.5rem 0.8rem;
  border-radius: 999px;
  background: rgba(39, 89, 72, 0.08);
  color: var(--moss-strong);
  font-size: 0.92rem;
}

.trust-strip {
  padding-bottom: 2rem;
}

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

.trust-item {
  padding: 1rem 1.05rem;
  border-top: 1px solid var(--line-strong);
}

.trust-item strong {
  display: block;
  margin-top: 0.3rem;
  color: var(--text);
}

.section {
  padding: 4.7rem 0;
}

.section-contrast {
  background:
    linear-gradient(180deg, rgba(28, 56, 46, 0.96) 0%, rgba(21, 41, 34, 0.98) 100%);
  color: var(--text-inverse);
}

.section-showcase {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0) 0%, rgba(200, 132, 77, 0.08) 100%);
}

.section-contrast .eyebrow,
.section-contrast .panel-kicker,
.section-contrast .launch-label,
.section-contrast .demo-label,
.section-contrast .demo-list-label {
  color: var(--gold-soft);
}

.section-contrast p,
.section-contrast .envelope-card p,
.section-contrast .usage-card p,
.section-contrast .headless-step p {
  color: rgba(246, 241, 230, 0.74);
}

.section-heading {
  display: grid;
  gap: 0.75rem;
  max-width: 48rem;
}

.process-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1rem;
  margin-top: 2rem;
}

.process-card {
  padding: 1.2rem;
  background: rgba(255, 253, 249, 0.74);
}

.process-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.4rem;
  height: 2.4rem;
  margin-bottom: 0.95rem;
  border-radius: 999px;
  background: rgba(39, 89, 72, 0.09);
  color: var(--moss);
  font-size: 0.9rem;
  font-weight: 700;
}

.envelope-layout {
  display: grid;
  gap: 2rem;
}

.envelope-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.envelope-card {
  min-height: 11rem;
  padding: 1.25rem;
  background: rgba(255, 255, 255, 0.05);
  border-color: rgba(255, 245, 225, 0.10);
}

.envelope-card-featured {
  background:
    radial-gradient(circle at top right, rgba(239, 208, 177, 0.18), transparent 0 12rem),
    rgba(255, 255, 255, 0.07);
}

.formats-shell,
.demo-shell,
.headless-shell,
.launch-shell {
  display: grid;
  gap: 2rem;
}

.format-demo {
  overflow: hidden;
  border-radius: var(--radius-xl);
  border: 1px solid var(--line-strong);
  background: var(--surface-strong);
  box-shadow: var(--shadow);
}

.format-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  padding: 1rem;
  border-bottom: 1px solid rgba(39, 89, 72, 0.10);
  background: rgba(39, 89, 72, 0.04);
}

.format-tab,
.demo-filter {
  appearance: none;
  border: 1px solid rgba(39, 89, 72, 0.10);
  background: rgba(255, 253, 248, 0.9);
  color: var(--text-soft);
  border-radius: 999px;
  padding: 0.7rem 1rem;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
}

.format-tab.is-active,
.demo-filter.is-active {
  background: var(--moss);
  color: var(--text-inverse);
  border-color: var(--moss);
}

.format-panel {
  display: none;
}

.format-panel.is-active {
  display: block;
}

.format-panel pre {
  padding: 1.4rem;
  color: #163026;
}

.demo-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.demo-stat,
.legal-panel {
  padding: 1.2rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  background: rgba(255, 253, 249, 0.74);
  box-shadow: var(--shadow-soft);
}

.demo-stat strong {
  display: block;
  font-family: "Fraunces", Georgia, serif;
  font-size: 2rem;
  color: var(--moss-strong);
}

.demo-stat span {
  display: block;
  margin-top: 0.2rem;
  color: var(--text-soft);
}

.demo-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
}

.demo-layout {
  display: grid;
  grid-template-columns: minmax(300px, 0.82fr) minmax(0, 1.18fr);
  gap: 1rem;
  align-items: start;
}

.demo-list-shell,
.demo-detail {
  padding: 1.25rem;
  background: rgba(255, 253, 249, 0.78);
  backdrop-filter: blur(10px);
}

.demo-list-header {
  display: grid;
  gap: 0.2rem;
}

.demo-list-copy,
.demo-noscript,
.demo-summary {
  margin: 0;
  color: var(--text-soft);
}

.demo-list {
  display: grid;
  gap: 0.75rem;
  margin-top: 1rem;
}

.demo-item {
  appearance: none;
  width: 100%;
  text-align: left;
  padding: 1rem;
  border-radius: var(--radius-md);
  border: 1px solid rgba(39, 89, 72, 0.12);
  background: rgba(255, 253, 248, 0.92);
  cursor: pointer;
}

.demo-item.is-active {
  background: linear-gradient(135deg, rgba(31, 64, 53, 0.95) 0%, rgba(44, 100, 79, 0.92) 100%);
  border-color: rgba(31, 64, 53, 0.85);
  box-shadow: 0 18px 40px rgba(31, 64, 53, 0.18);
}

.demo-item strong,
.demo-item span {
  display: block;
}

.demo-item strong {
  color: var(--text);
  font-size: 1rem;
}

.demo-item span {
  margin-top: 0.3rem;
  font-size: 0.94rem;
}

.demo-item.is-active strong,
.demo-item.is-active span {
  color: var(--text-inverse);
}

.demo-detail {
  display: grid;
  gap: 1rem;
}

.demo-detail-top {
  display: grid;
  gap: 0.7rem;
}

.demo-detail-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.demo-badge,
.demo-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.45rem 0.75rem;
  border-radius: 999px;
  background: rgba(39, 89, 72, 0.08);
  color: var(--moss-strong);
  font-size: 0.86rem;
  font-weight: 700;
}

.demo-badge-accent {
  background: rgba(200, 132, 77, 0.14);
  color: #8b5328;
}

.demo-detail-top p {
  margin: 0;
  color: var(--text-soft);
}

.demo-detail-block {
  display: grid;
  gap: 0.6rem;
}

.demo-prompt {
  margin: 0;
  padding: 1rem 1.05rem;
  border-radius: var(--radius-md);
  background: rgba(39, 89, 72, 0.05);
  border: 1px solid rgba(39, 89, 72, 0.08);
  color: var(--text);
}

.demo-detail-grid,
.code-grid,
.usage-grid,
.headless-steps,
.launch-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.demo-listing,
.checklist {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.8rem;
}

.demo-listing li,
.checklist li,
.legal-prose li {
  position: relative;
  padding-left: 1.35rem;
}

.demo-listing li::before,
.checklist li::before,
.legal-prose li::before {
  content: "";
  position: absolute;
  top: 0.55rem;
  left: 0;
  width: 0.72rem;
  height: 0.72rem;
  border-radius: 999px;
  background: linear-gradient(135deg, #285948 0%, #c8844d 100%);
}

.demo-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.usage-card,
.code-card,
.headless-step,
.launch-card,
.band-card {
  padding: 1.3rem;
}

.usage-card {
  background: rgba(255, 255, 255, 0.05);
  border-color: rgba(255, 245, 225, 0.10);
}

.code-card {
  overflow: hidden;
  background: rgba(255, 255, 255, 0.06);
  border-color: rgba(255, 245, 225, 0.10);
}

.code-card pre {
  padding: 1.15rem 1.2rem 1.35rem;
  color: var(--text-inverse);
}

.headless-step {
  background: rgba(255, 255, 255, 0.05);
  border-color: rgba(255, 245, 225, 0.10);
}

.section-band {
  background:
    linear-gradient(180deg, rgba(200, 132, 77, 0.09) 0%, rgba(255, 255, 255, 0) 100%);
}

.band-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
  gap: 1rem;
}

.band-card {
  background: rgba(255, 253, 249, 0.74);
}

.band-card-checklist {
  background: linear-gradient(180deg, rgba(255, 251, 244, 0.92) 0%, rgba(246, 240, 230, 0.92) 100%);
}

.launch-card {
  background: rgba(255, 253, 248, 0.74);
}

.launch-card strong {
  display: block;
  margin-top: 0.45rem;
  color: var(--text);
}

.cta-banner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.3rem 1.4rem;
  border-radius: var(--radius-xl);
  background: linear-gradient(135deg, #1f4035 0%, #234c3d 52%, #336756 100%);
  color: var(--text-inverse);
  box-shadow: 0 28px 60px rgba(31, 64, 53, 0.24);
}

.cta-banner h3,
.cta-banner p {
  color: inherit;
}

.cta-banner .btn-primary {
  background: #f3e5cf;
  color: #173228;
  box-shadow: none;
}

.site-footer {
  padding: 2rem 0 3rem;
}

.footer-shell {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto auto;
  gap: 1rem;
  align-items: center;
  border-top: 1px solid rgba(39, 89, 72, 0.12);
  padding-top: 1.6rem;
}

.brand-footer {
  margin-bottom: 0.55rem;
}

.footer-note,
.footer-copy {
  margin: 0;
  color: var(--text-soft);
  font-size: 0.95rem;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.85rem;
  color: var(--text-soft);
}

.legal-page .hero {
  padding: 4.5rem 0 2rem;
}

.legal-shell {
  display: grid;
  gap: 1.5rem;
  max-width: 52rem;
}

.legal-panel {
  display: grid;
  gap: 0.8rem;
}

.legal-prose {
  display: grid;
  gap: 1rem;
}

.legal-prose h2 {
  margin-top: 0.6rem;
  font-size: 1.65rem;
}

.legal-prose ul {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.8rem;
}

.hero-copy,
.hero-panel,
.trust-item,
.process-card,
.envelope-card,
.format-demo,
.band-card,
.launch-card,
.cta-banner,
.demo-list-shell,
.demo-detail,
.usage-card,
.code-card,
.headless-step,
.demo-stat,
.legal-panel {
  animation: rise-in 720ms ease both;
}

.hero-panel { animation-delay: 90ms; }
.signal-card:nth-child(2),
.process-card:nth-child(2),
.launch-card:nth-child(2),
.usage-card:nth-child(2),
.demo-stat:nth-child(2) { animation-delay: 90ms; }
.signal-card:nth-child(3),
.process-card:nth-child(3),
.launch-card:nth-child(3),
.usage-card:nth-child(3),
.demo-stat:nth-child(3) { animation-delay: 150ms; }
.process-card:nth-child(4),
.launch-card:nth-child(4) { animation-delay: 200ms; }

@keyframes rise-in {
  from {
    opacity: 0;
    transform: translateY(24px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 1180px) {
  .demo-layout {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 1080px) {
  .hero-grid,
  .band-grid,
  .footer-shell {
    grid-template-columns: 1fr;
  }

  .signal-grid,
  .process-grid,
  .envelope-grid,
  .launch-grid,
  .demo-stats,
  .usage-grid,
  .code-grid,
  .headless-steps,
  .demo-detail-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .footer-links {
    justify-content: flex-start;
  }
}

@media (max-width: 760px) {
  .site-header {
    position: static;
  }

  .header-shell,
  .cta-banner {
    flex-direction: column;
    align-items: flex-start;
  }

  .nav {
    justify-content: flex-start;
  }

  h1 {
    max-width: 12ch;
    font-size: clamp(2.8rem, 12vw, 4.4rem);
  }

  .hero {
    padding-top: 3.4rem;
  }

  .signal-grid,
  .process-grid,
  .envelope-grid,
  .launch-grid,
  .trust-grid,
  .demo-stats,
  .usage-grid,
  .code-grid,
  .headless-steps,
  .demo-detail-grid {
    grid-template-columns: 1fr;
  }

  .format-panel pre,
  .terminal-card pre,
  .code-card pre {
    font-size: 0.84rem;
  }
}

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

  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
  }
}