:root {
  --bg: #f6f4ef;
  --bg-alt: #ede9df;
  --surface: #ffffff;
  --ink: #18221f;
  --ink-muted: #525d59;
  --border: #dcd6c8;
  --accent: #c85a32;
  --accent-hover: #af4a26;
  --accent-soft: rgba(200, 90, 50, 0.11);
  --sage: #245c4b;
  --sage-soft: rgba(36, 92, 75, 0.12);
  --radius: 16px;
  --radius-sm: 10px;
  --max-w: 1140px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.88em;
  background: rgba(24, 34, 31, 0.06);
  padding: 2px 6px;
  border-radius: 6px;
}

.container {
  width: 100%;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  background: rgba(246, 244, 239, 0.9);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  min-height: 72px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: inherit;
}

.brand-mark {
  width: 38px;
  height: 38px;
  flex-shrink: 0;
}

.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.15;
}

.brand-name {
  font-weight: 760;
  font-size: 1.14rem;
  letter-spacing: -0.02em;
}

.brand-tag {
  font-size: 0.76rem;
  color: var(--ink-muted);
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 24px;
}

.site-nav a {
  text-decoration: none;
  color: var(--ink-muted);
  font-size: 0.93rem;
  font-weight: 560;
  transition: color 0.15s ease;
}

.site-nav a:hover {
  color: var(--accent);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 20px;
  border-radius: var(--radius-sm);
  font-weight: 650;
  font-size: 0.94rem;
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background-color 0.15s ease, transform 0.15s ease, border-color 0.15s ease;
}

.btn--small {
  padding: 8px 15px;
  font-size: 0.87rem;
}

.btn--primary {
  background: var(--accent);
  color: #ffffff;
}

.btn--primary:hover {
  background: var(--accent-hover);
  transform: translateY(-1px);
}

.btn--ghost {
  background: var(--surface);
  color: var(--ink);
  border-color: var(--border);
}

.btn--ghost:hover {
  border-color: var(--ink-muted);
}

.btn--disabled {
  background: var(--border);
  color: var(--ink-muted);
  cursor: not-allowed;
  pointer-events: none;
}

/* Hero */
.hero {
  padding: 58px 0 64px;
  border-bottom: 1px solid var(--border);
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  gap: 36px;
  align-items: center;
}

.hero-copy {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.hero-status-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
}

.eyebrow {
  margin: 0;
  font-size: 0.78rem;
  font-weight: 720;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent);
}

.live-pill {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 4px 11px;
  border-radius: 999px;
  font-size: 0.76rem;
  font-weight: 620;
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--ink-muted);
}

.live-pill--ok {
  border-color: rgba(36, 92, 75, 0.32);
  background: var(--sage-soft);
  color: var(--sage);
}

.live-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent);
}

.live-pill--ok .live-dot {
  background: var(--sage);
}

.hero h1 {
  margin: 0;
  font-size: clamp(1.95rem, 3.8vw, 2.95rem);
  line-height: 1.1;
  letter-spacing: -0.03em;
  font-weight: 780;
}

.lead {
  margin: 0;
  font-size: 1.06rem;
  color: var(--ink-muted);
}

.lead strong {
  color: var(--ink);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 4px;
}

.hero-metrics {
  margin-top: 8px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.metric {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 12px 14px;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.metric strong {
  font-size: 0.96rem;
  color: var(--ink);
}

.metric span {
  font-size: 0.78rem;
  color: var(--ink-muted);
}

.hero-media {
  margin: 0;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: 0 18px 40px rgba(24, 34, 31, 0.08);
}

.hero-media img {
  display: block;
  width: 100%;
  height: auto;
}

.hero-media figcaption {
  padding: 12px 16px;
  font-size: 0.82rem;
  color: var(--ink-muted);
  border-top: 1px solid var(--border);
  background: #faf9f5;
}

/* Sections */
.section {
  padding: 68px 0;
}

.section--alt {
  background: var(--bg-alt);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.section-head {
  max-width: 680px;
  margin-bottom: 32px;
}

.section-kicker {
  margin: 0 0 8px;
  font-size: 0.79rem;
  font-weight: 720;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--accent);
}

.section-head h2 {
  margin: 0 0 10px;
  font-size: clamp(1.55rem, 2.7vw, 2.05rem);
  letter-spacing: -0.025em;
  line-height: 1.2;
}

.section-desc {
  margin: 0;
  color: var(--ink-muted);
}

/* Featured Application Card */
.featured-app {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.08fr);
  gap: 28px;
  background: var(--surface);
  border: 1px solid rgba(36, 92, 75, 0.35);
  border-radius: var(--radius);
  padding: 26px;
  box-shadow: 0 14px 36px rgba(24, 34, 31, 0.06);
  margin-bottom: 24px;
  align-items: center;
}

.featured-media {
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--border);
  background: var(--bg);
}

.featured-media img {
  display: block;
  width: 100%;
  height: auto;
}

.featured-body {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.featured-body h3 {
  margin: 0;
  font-size: 1.55rem;
  letter-spacing: -0.02em;
}

.featured-desc {
  margin: 0;
  color: var(--ink-muted);
  font-size: 0.97rem;
}

.feature-list {
  margin: 0;
  padding-left: 18px;
  display: grid;
  gap: 6px;
  font-size: 0.91rem;
  color: var(--ink);
}

.download-box {
  margin-top: 6px;
  padding: 16px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 12px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.download-meta {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.meta-label {
  display: block;
  font-size: 0.75rem;
  color: var(--ink-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.download-meta strong {
  font-size: 0.92rem;
  color: var(--ink);
}

.download-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
}

.platform-pill {
  display: inline-flex;
  align-items: center;
  padding: 7px 12px;
  border-radius: 999px;
  font-size: 0.81rem;
  font-weight: 600;
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--ink-muted);
}

.platform-pill--soon {
  border-style: dashed;
}

.checksum-row {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.78rem;
  color: var(--ink-muted);
  overflow: hidden;
}

.checksum-row code {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 100%;
}

.download-trust-note {
  padding: 11px 13px;
  border-radius: 10px;
  background: var(--bg-alt);
  border: 1px solid var(--border);
  font-size: 0.82rem;
  line-height: 1.5;
  color: var(--ink-muted);
}

.download-trust-note strong {
  color: var(--ink);
}

/* Secondary App Cards */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}

.cards-grid--two {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.app-card {
  display: flex;
  flex-direction: column;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

.app-card--future {
  background: rgba(255, 255, 255, 0.7);
  border-style: dashed;
}

.card-media {
  border-bottom: 1px solid var(--border);
  background: var(--bg);
}

.card-media img {
  display: block;
  width: 100%;
  height: auto;
}

.card-content {
  padding: 22px 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  flex: 1;
}

.card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.card-code {
  font-size: 0.78rem;
  color: var(--ink-muted);
  font-variant-numeric: tabular-nums;
}

.status-badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 11px;
  border-radius: 999px;
  font-size: 0.76rem;
  font-weight: 680;
}

.status-badge--ready {
  background: var(--sage-soft);
  color: var(--sage);
}

.status-badge--wip {
  background: var(--accent-soft);
  color: var(--accent);
}

.status-badge--future {
  background: rgba(24, 34, 31, 0.07);
  color: var(--ink-muted);
}

.app-card h3 {
  margin: 0;
  font-size: 1.25rem;
  letter-spacing: -0.02em;
}

.app-card p {
  margin: 0;
  font-size: 0.94rem;
  color: var(--ink-muted);
}

.platform-tags,
.card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: auto;
  padding-top: 6px;
}

.card-tags {
  list-style: none;
  margin-bottom: 0;
  padding-left: 0;
}

.card-tags li {
  font-size: 0.78rem;
  padding: 4px 10px;
  border-radius: 8px;
  background: var(--bg);
  border: 1px solid var(--border);
}

.roadmap-note {
  margin-top: 8px;
  padding: 12px 14px;
  border-radius: 10px;
  background: var(--bg);
  border: 1px solid var(--border);
  font-size: 0.85rem;
  color: var(--ink-muted);
}

/* Security comparison */
.security-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}

.security-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
}

.security-card--local {
  border-color: rgba(36, 92, 75, 0.35);
}

.security-head {
  margin-bottom: 14px;
}

.security-badge {
  display: inline-block;
  margin-bottom: 6px;
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 700;
  background: var(--sage-soft);
  color: var(--sage);
}

.security-badge--muted {
  background: rgba(24, 34, 31, 0.08);
  color: var(--ink);
}

.security-head h3 {
  margin: 0;
  font-size: 1.18rem;
}

.security-card ul {
  margin: 0;
  padding-left: 18px;
  display: grid;
  gap: 10px;
  font-size: 0.93rem;
  color: var(--ink-muted);
}

.security-card strong {
  color: var(--ink);
}

/* Steps */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}

.step-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px 24px;
}

.step-num {
  display: inline-block;
  margin-bottom: 8px;
  font-size: 0.8rem;
  font-weight: 780;
  color: var(--accent);
  font-variant-numeric: tabular-nums;
}

.step-card h3 {
  margin: 0 0 8px;
  font-size: 1.08rem;
}

.step-card p {
  margin: 0;
  font-size: 0.93rem;
  color: var(--ink-muted);
}

/* Changelog & FAQ */
.faq-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
  gap: 28px;
}

.changelog-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px 24px;
}

.changelog-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 14px;
}

.changelog-card ul {
  margin: 0;
  padding-left: 18px;
  display: grid;
  gap: 8px;
  font-size: 0.92rem;
  color: var(--ink-muted);
}

.faq-list {
  display: grid;
  gap: 12px;
}

.faq-list details {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 15px 18px;
}

.faq-list summary {
  font-weight: 640;
  cursor: pointer;
  list-style-position: outside;
}

.faq-list p {
  margin: 10px 0 0;
  font-size: 0.92rem;
  color: var(--ink-muted);
}

/* Footer */
.site-footer {
  padding: 28px 0;
  border-top: 1px solid var(--border);
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  font-size: 0.88rem;
  color: var(--ink-muted);
}

.footer-brand strong {
  color: var(--ink);
}

@media (max-width: 960px) {
  .hero-grid,
  .featured-app,
  .security-grid,
  .steps-grid,
  .cards-grid--two,
  .faq-layout {
    grid-template-columns: 1fr;
  }

  .hero-metrics,
  .download-meta {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 680px) {
  .header-cta {
    display: none;
  }

  .site-nav {
    gap: 14px;
  }

  .site-nav a {
    font-size: 0.85rem;
  }

  .brand-tag {
    display: none;
  }
}