:root {
  color-scheme: dark;
  font-family: "Inter", "Segoe UI", system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  --bg: #03040a;
  --bg-muted: #0b0f18;
  --panel: #111624;
  --panel-alt: #151b2d;
  --text: #eef2ff;
  --text-muted: #9aa4c2;
  --accent: #6ee7b7;
  --accent-strong: #34d399;
  --badge: #f97316;
  --border: #232a3d;
  --error: #f87171;
}

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

body {
  margin: 0;
  min-height: 100vh;
  background: radial-gradient(circle at top, rgba(35, 65, 120, 0.4), transparent 60%) var(--bg);
  color: var(--text);
  line-height: 1.6;
}

a {
  color: var(--accent);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: -999px;
}

.skip-link:focus {
  left: 1rem;
  top: 1rem;
  padding: 0.5rem 1rem;
  background: var(--panel);
  border: 1px solid var(--accent);
}

.site-header {
  position: sticky;
  top: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem clamp(1rem, 5vw, 4rem);
  background: rgba(3, 4, 10, 0.9);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(12px);
  z-index: 10;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.logo img {
  display: block;
  max-height: 48px;
  width: auto;
}

nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  font-size: 0.95rem;
}

nav a {
  padding: 0.25rem 0.5rem;
}

.badge {
  font-size: 0.75rem;
  padding: 0.25rem 0.75rem;
  background: var(--badge);
  color: #ffffff;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  border-radius: 12px;
}

main {
  padding: clamp(1.5rem, 4vw, 4rem);
  display: flex;
  flex-direction: column;
  gap: clamp(2rem, 6vw, 4rem);
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.25em;
  font-size: 0.75rem;
  color: var(--accent);
  margin-bottom: 0.5rem;
}

.hero {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(1.5rem, 4vw, 4rem);
  align-items: start;
}

.hero-copy {
  display: block;
}

.hero-media {
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.hero-media video {
  width: 100%;
  height: auto;
  border-radius: 6px;
  display: block;
  background: #000;
}

.hero-media-mobile {
  display: none !important;
}

.hero-media-desktop {
  display: flex !important;
}

.hero-copy h1 {
  font-size: clamp(2rem, 5vw, 3.25rem);
  margin-top: 0;
  margin-bottom: 1rem;
}

.lede {
  color: var(--text-muted);
  max-width: 60ch;
}

.cta-group {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  margin: 1.5rem 0;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--accent);
  padding: 0.5rem 1.5rem;
  text-decoration: none;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  border-radius: 4px;
  cursor: pointer;
}

.btn.primary {
  background: var(--accent);
  color: #032015;
  border-color: var(--accent-strong);
}

.btn.primary:hover {
  background: var(--accent-strong);
}

.btn.ghost {
  background: transparent;
  color: var(--text);
}

.keyword-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  list-style: none;
  padding: 0;
  margin: 0;
}

.keyword-list li {
  font-size: 0.85rem;
  padding: 0.25rem 0.5rem;
  border: 1px solid var(--border);
  color: var(--text-muted);
}

.reveal {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.in-view {
  opacity: 1;
  transform: translateY(0);
}

.hero-media {
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.hero-media video {
  width: 100%;
  height: auto;
  border-radius: 6px;
  display: block;
  background: #000;
}

.hero-media figcaption {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.media-placeholder {
  background: var(--panel-alt);
  border: 1px dashed var(--border);
  padding: 1rem;
  min-height: 260px;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.media-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.9rem;
  color: var(--text-muted);
}

.status-chip {
  padding: 0.2rem 0.6rem;
  border: 1px solid var(--border);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.65rem;
}

.media-body {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.chart-panel {
  flex: 1 1 140px;
  display: flex;
  align-items: flex-end;
  gap: 0.4rem;
  min-height: 130px;
}

.bar {
  flex: 1;
  background: linear-gradient(180deg, var(--accent), rgba(110, 231, 183, 0.2));
}

.stats-list {
  list-style: none;
  margin: 0;
  padding: 0;
  flex: 1 1 140px;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.stats-list li {
  border: 1px solid var(--border);
  padding: 0.5rem;
}

.disclaimer {
  border: 1px solid var(--border);
  padding: 1rem 1.5rem;
  background: rgba(17, 22, 36, 0.7);
}

.disclaimer-title {
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--badge);
  font-weight: 600;
}

.features header,
.roadmap header {
  max-width: 720px;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.5rem;
  margin-top: 2rem;
}

.feature-grid article {
  background: var(--panel);
  border: 1px solid var(--border);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.feature-grid ul {
  margin: 0;
  padding-left: 1.2rem;
  color: var(--text-muted);
}

.toolkit {
  border: 1px solid var(--border);
  padding: clamp(1rem, 3vw, 2rem);
  background: rgba(17, 22, 36, 0.7);
}

.toolkit-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.25rem;
  margin-top: 2rem;
}

.toolkit-grid article {
  border: 1px solid var(--border);
  background: var(--panel);
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.toolkit-grid ul {
  margin: 0;
  padding-left: 1.15rem;
  color: var(--text-muted);
}

.impact {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.5rem;
  border: 1px solid var(--border);
  padding: clamp(1rem, 3vw, 2rem);
  background: var(--panel);
  align-items: center;
}

.impact-copy h2 {
  margin-top: 0.25rem;
}

.checklist {
  list-style: none;
  padding: 0;
  margin: 1rem 0 0;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.checklist li::before {
  content: "✓";
  color: var(--accent);
  margin-right: 0.5rem;
}

.stat-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 1rem;
}

.stat-cards article {
  border: 1px solid var(--border);
  padding: 1rem;
  background: var(--panel-alt);
  text-align: center;
}

.stat-cards h3 {
  margin: 0 0 0.5rem;
  font-size: 1.4rem;
}

.roadmap .accordion {
  border-top: 1px solid var(--border);
  margin-top: 1.5rem;
}

.accordion-trigger {
  width: 100%;
  text-align: left;
  background: transparent;
  color: var(--text);
  border: none;
  border-bottom: 1px solid var(--border);
  padding: 0.9rem 0.25rem;
  font-size: 1rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
}

.accordion-trigger[aria-expanded="true"] span {
  transform: rotate(45deg);
}

.accordion-panel {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
  padding: 0 0.25rem;
  color: var(--text-muted);
}

.accordion-panel.open {
  padding: 0.75rem 0.25rem;
}

.login-area {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
  align-items: start;
}

.login-card,
.login-notes {
  background: var(--panel);
  border: 1px solid var(--border);
  padding: 1.5rem;
}

form {
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
}

label {
  font-size: 0.9rem;
  color: var(--text-muted);
}

input {
  background: var(--bg-muted);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 0.6rem 0.75rem;
  border-radius: 3px;
  font-size: 1rem;
}

input:focus {
  outline: 1px solid var(--accent);
}

.form-hint {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-top: -0.25rem;
}

.form-message {
  font-size: 0.9rem;
  color: var(--error);
  min-height: 1.2rem;
}

.form-message.success {
  color: var(--accent);
}

.download-link {
  font-size: 0.85rem;
  color: var(--accent);
}

.login-notes ul {
  margin: 0 0 1rem;
  padding-left: 1.2rem;
}

.faq details {
  border: 1px solid var(--border);
  padding: 0.75rem 1rem;
  background: var(--panel);
  margin-bottom: 0.75rem;
}

.faq summary {
  cursor: pointer;
  font-weight: 600;
}

.faq p {
  margin-top: 0.5rem;
  color: var(--text-muted);
}

.notify {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.5rem;
  align-items: center;
  border: 1px solid var(--border);
  padding: 1.5rem;
  background: var(--panel-alt);
}

.legal-page {
  max-width: 900px;
  margin: 0 auto;
  padding: 1rem 0;
}

.legal-header h1 {
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  margin-top: 0;
  margin-bottom: 0.75rem;
}

.legal-meta {
  font-size: 0.95rem;
  color: var(--text-muted);
  max-width: 70ch;
}

.legal-section {
  margin-top: 1.75rem;
  border-top: 1px solid var(--border);
  padding-top: 1.25rem;
}

.legal-section h2 {
  margin-top: 0;
  margin-bottom: 0.5rem;
  font-size: 1.2rem;
}

.legal-section p,
.legal-section li {
  color: var(--text-muted);
}

.legal-section ul {
  padding-left: 1.25rem;
}

.privacy-note {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-top: 0.5rem;
}

.site-footer {
  border-top: 1px solid var(--border);
  padding: 2rem clamp(1.5rem, 4vw, 4rem);
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1rem;
  font-size: 0.9rem;
  color: var(--text-muted);
}

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

@media (max-width: 640px) {
  nav {
    display: none;
  }

  .site-header {
    flex-wrap: wrap;
    gap: 0.5rem;
  }

  .hero {
    display: block;
  }

  .hero-copy h1 {
    font-size: 1.75rem;
    margin-bottom: 0.75rem;
  }

  .hero-media-desktop {
    display: none !important;
  }

  .hero-media-mobile {
    display: block !important;
    margin-bottom: 1.5rem;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}