:root {
  color-scheme: dark light;
  --bg: #050608;
  --panel: #10131a;
  --panel-alt: #161a23;
  --text: #f2f6ff;
  --muted: #9ba7c6;
  --accent: #73f3d8;
  --accent-soft: rgba(115, 243, 216, 0.15);
  --danger: #ff7b7b;
  --ghost: #51607f;
  --primary-color: #818cf8;
  --primary-dark: #6366f1;
  font-family: "Inter", "Segoe UI", system-ui, -apple-system, sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background: radial-gradient(circle at top, #111423 0%, #07080d 50%, #04040a 100%);
  color: var(--text);
  line-height: 1.6;
}

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

a:hover {
  text-decoration: underline;
}

.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  width: 100%;
}

.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.5rem clamp(1.5rem, 4vw, 6rem);
  max-width: 100%;
}

.nav-brand {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary-color);
  letter-spacing: -0.5px;
  text-decoration: none;
  transform: rotate(-8deg);
  display: inline-block;
  transition: all 0.3s ease;
  z-index: 1001;
}

.nav-brand:hover {
  color: var(--primary-dark);
  transform: rotate(-8deg) translateY(-2px);
  text-decoration: none;
}

.hero {
  padding: 4rem clamp(1.5rem, 4vw, 6rem) 3rem;
  background: linear-gradient(135deg, rgba(10, 12, 22, 0.95), rgba(9, 23, 34, 0.9));
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  display: grid;
  gap: 3rem;
  grid-template-columns: 1fr 1fr;
  align-items: start;
}

.hero__content {
  max-width: 520px;
}

.hero__video {
  max-width: 640px;
  justify-self: end;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.video-hint {
  color: var(--muted);
  font-size: 0.95rem;
  margin-top: 0.75rem;
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.25em;
  font-size: 0.8rem;
  color: var(--muted);
  margin: 0 0 1rem;
}

h1 {
  margin: 0 0 1rem;
  font-size: clamp(2.3rem, 5vw, 4rem);
  line-height: 1.1;
}

.lead {
  font-size: 1.2rem;
  max-width: 60ch;
  color: var(--muted);
}

.hero__cta {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin: 2rem 0 2.5rem;
}

.button {
  padding: 0.9rem 1.6rem;
  border-radius: 999px;
  border: 1px solid transparent;
  font-weight: 600;
  transition: transform 150ms ease, border-color 150ms ease;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.button.primary {
  background: var(--accent);
  color: #04221e;
  box-shadow: 0 15px 35px rgba(115, 243, 216, 0.35);
}

.button.secondary {
  color: var(--accent);
  border-color: rgba(115, 243, 216, 0.4);
  background: transparent;
}

.button:hover {
  transform: translateY(-2px);
}

.stats {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.2rem;
}

.stats .label {
  text-transform: uppercase;
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  color: var(--muted);
}

.stats strong {
  display: block;
  margin-top: 0.5rem;
  font-size: 1rem;
}

main {
  padding: clamp(1.5rem, 4vw, 4rem);
}

.panel {
  max-width: 1200px;
  margin: 0 auto 3rem;
  background: var(--panel);
  border-radius: 28px;
  border: 1px solid rgba(255, 255, 255, 0.05);
  padding: clamp(1.5rem, 3vw, 2.5rem);
  box-shadow: 0 40px 80px rgba(0, 0, 0, 0.35);
}

.milestone-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
  margin-top: 2rem;
}

.milestone {
  background: var(--panel-alt);
  border-radius: 20px;
  padding: 1.5rem;
  border: 1px solid rgba(255, 255, 255, 0.04);
}

.label {
  font-size: 0.75rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 0.5rem;
}

.label.ghost {
  color: var(--ghost);
}

.milestone h3 {
  margin: 0 0 0.75rem;
}

.milestone ul {
  padding-left: 1.2rem;
  color: var(--muted);
  margin: 1rem 0 0;
}

.video-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin-top: 2rem;
}

.video-card {
  background: var(--panel-alt);
  border-radius: 20px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.04);
  transition: transform 200ms ease, box-shadow 200ms ease;
}

.video-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
}

.video-card .video-wrapper {
  border-radius: 20px 20px 0 0;
  margin: 0;
}

.video-card__content {
  padding: 1.5rem;
}

.video-card__content h3 {
  margin: 0 0 0.5rem;
  font-size: 1.1rem;
  color: var(--text);
}

.video-card__content p {
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.5;
}

.media-card {
  margin-bottom: 2rem;
  padding: 2rem;
  border-radius: 24px;
  border: 1px solid rgba(255, 255, 255, 0.05);
  background: var(--panel-alt);
  display: grid;
  gap: 1rem;
}

.video-wrapper {
  position: relative;
  padding-top: 56.25%;
  border-radius: 24px;
  overflow: hidden;
  box-shadow: 0 15px 45px rgba(0, 0, 0, 0.55);
}

.video-wrapper iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

audio {
  width: 100%;
}

details {
  background: rgba(255, 255, 255, 0.02);
  padding: 1rem 1.25rem;
  border-radius: 18px;
  border: 1px solid rgba(255, 255, 255, 0.04);
}

details summary {
  cursor: pointer;
  font-weight: 600;
}

.muted {
  color: var(--muted);
  font-size: 0.85rem;
}

.log {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.log-controls {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
}

.log-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  max-height: 60vh;
  overflow-y: auto;
  padding-right: 0.5rem;
}

.load-more-link {
  display: block;
  margin-top: 1.5rem;
  text-align: center;
  color: var(--accent);
  text-decoration: none;
  font-weight: 600;
  padding: 0.5rem 0;
  cursor: pointer;
  transition: opacity 150ms ease;
}

.load-more-link:hover {
  opacity: 0.8;
  text-decoration: underline;
}

.log-entry {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.04);
  border-radius: 18px;
  padding: 0.85rem 1.2rem;
}

.log-entry__date {
  font-weight: 600;
  white-space: nowrap;
  color: var(--accent);
}

.log-entry__copy {
  flex: 1;
}

.footer {
  text-align: center;
  padding: 3rem 1rem 4rem;
  color: var(--muted);
}

.footer__links {
  margin-top: 1rem;
  display: flex;
  justify-content: center;
  gap: 1.5rem;
  flex-wrap: wrap;
}

@media (max-width: 768px) {
  .hero {
    grid-template-columns: 1fr;
    padding-top: 3rem;
  }
  .hero__video {
    justify-self: stretch;
    max-width: 100%;
  }
  .hero__content {
    max-width: 100%;
  }
  .video-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
}

@media (max-width: 640px) {
  .navbar .container {
    padding: 1rem 1.5rem;
  }
  .nav-brand {
    font-size: 0.95rem;
  }
  .hero__cta {
    flex-direction: column;
  }
  .panel {
    padding: 1.25rem;
  }
  .log-entry {
    flex-direction: column;
  }
}