:root {
  --bg: #07090e;
  --bg-card: rgba(18, 24, 38, 0.65);
  --bg-card-hover: rgba(26, 34, 52, 0.85);
  --border: rgba(255, 255, 255, 0.08);
  --border-accent: rgba(45, 212, 191, 0.3);
  --text-main: #f1f5f9;
  --text-muted: #94a3b8;
  --text-dim: #64748b;
  --accent: #2dd4bf;
  --accent-soft: rgba(45, 212, 191, 0.12);
  --accent-glow: rgba(45, 212, 191, 0.25);
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --container-max: 1040px;
}

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

body {
  background-color: var(--bg);
  background-image: 
    radial-gradient(ellipse 80% 50% at 50% -20%, rgba(45, 212, 191, 0.15), transparent),
    radial-gradient(circle at 100% 100%, rgba(30, 41, 59, 0.3), transparent);
  color: var(--text-main);
  font-family: var(--font-sans);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  -webkit-font-smoothing: antialiased;
}

/* Nav */
header.site-header {
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(7, 9, 14, 0.75);
}

.nav-container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 1.25rem 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.brand-link {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  color: var(--text-main);
  font-weight: 600;
  font-size: 1.15rem;
  letter-spacing: -0.02em;
}

.brand-logo {
  height: 38px;
  width: auto;
  object-fit: contain;
}

.nav-links {
  display: flex;
  gap: 1.75rem;
  align-items: center;
}

.nav-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 500;
  transition: color 0.2s ease;
}

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

.nav-cta {
  background: var(--accent-soft);
  color: var(--accent) !important;
  border: 1px solid var(--border-accent);
  padding: 0.45rem 1rem;
  border-radius: 9999px;
  transition: all 0.2s ease !important;
}

.nav-cta:hover {
  background: var(--accent) !important;
  color: #041014 !important;
  box-shadow: 0 0 16px var(--accent-glow);
}

/* Main */
main {
  flex: 1;
}

.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 4rem 1.5rem 5rem;
}

/* Hero */
.hero {
  text-align: center;
  padding: 3rem 0 4.5rem;
  max-width: 780px;
  margin: 0 auto;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 0.9rem;
  background: var(--accent-soft);
  border: 1px solid var(--border-accent);
  border-radius: 9999px;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--accent);
  margin-bottom: 1.5rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.hero-badge::before {
  content: "";
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 8px var(--accent);
}

.hero-title {
  font-size: clamp(2.4rem, 5vw, 3.75rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.15;
  margin-bottom: 1.25rem;
  color: #ffffff;
}

.hero-subtitle {
  font-size: clamp(1.05rem, 2vw, 1.25rem);
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 2.25rem;
  font-weight: 400;
}

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

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.8rem 1.6rem;
  border-radius: 8px;
  font-size: 0.95rem;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.2s ease;
}

.btn-primary {
  background: var(--accent);
  color: #041014;
}

.btn-primary:hover {
  background: #3ee2ce;
  box-shadow: 0 4px 20px var(--accent-glow);
  transform: translateY(-1px);
}

.btn-secondary {
  background: var(--bg-card);
  color: var(--text-main);
  border: 1px solid var(--border);
}

.btn-secondary:hover {
  background: var(--bg-card-hover);
  border-color: rgba(255, 255, 255, 0.2);
  transform: translateY(-1px);
}

/* Cards Grid */
.grid-3 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(290px, 1fr));
  gap: 1.5rem;
  margin-top: 1rem;
}

.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 2rem;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  transition: all 0.25s ease;
}

.card:hover {
  background: var(--bg-card-hover);
  border-color: rgba(255, 255, 255, 0.16);
  transform: translateY(-3px);
  box-shadow: 0 12px 24px -10px rgba(0, 0, 0, 0.5);
}

.card-icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: var(--accent-soft);
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  margin-bottom: 1.25rem;
  border: 1px solid var(--border-accent);
}

.card-title {
  font-size: 1.2rem;
  font-weight: 600;
  margin-bottom: 0.65rem;
  letter-spacing: -0.01em;
  color: #ffffff;
}

.card-desc {
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.55;
}

/* Status Banner */
.status-box {
  margin-top: 4.5rem;
  padding: 1.75rem 2rem;
  border-radius: 12px;
  background: rgba(18, 24, 38, 0.4);
  border: 1px dashed var(--border);
  display: flex;
  gap: 1.25rem;
  align-items: flex-start;
}

.status-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #38bdf8;
  box-shadow: 0 0 10px #38bdf8;
  margin-top: 0.4rem;
  flex-shrink: 0;
}

.status-content h3 {
  font-size: 1rem;
  font-weight: 600;
  color: #ffffff;
  margin-bottom: 0.35rem;
}

.status-content p {
  color: var(--text-muted);
  font-size: 0.92rem;
  line-height: 1.5;
}

/* About Content */
.prose {
  max-width: 740px;
  margin: 0 auto;
}

.prose h1 {
  font-size: 2.5rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 1.5rem;
  color: #ffffff;
}

.prose p {
  color: var(--text-muted);
  font-size: 1.05rem;
  margin-bottom: 1.5rem;
  line-height: 1.7;
}

.prose h2 {
  font-size: 1.4rem;
  font-weight: 600;
  margin: 2.5rem 0 1rem;
  color: #ffffff;
  letter-spacing: -0.01em;
}

.prose ul {
  list-style: none;
  margin-bottom: 2rem;
}

.prose ul li {
  position: relative;
  padding-left: 1.75rem;
  margin-bottom: 0.75rem;
  color: var(--text-muted);
  font-size: 1rem;
}

.prose ul li::before {
  content: "→";
  position: absolute;
  left: 0;
  color: var(--accent);
}

/* Footer */
footer.site-footer {
  border-top: 1px solid var(--border);
  padding: 2.5rem 1.5rem;
  color: var(--text-dim);
  font-size: 0.9rem;
  margin-top: auto;
}

.footer-container {
  max-width: var(--container-max);
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-links {
  display: flex;
  gap: 1.5rem;
}

.footer-links a {
  color: var(--text-dim);
  text-decoration: none;
  transition: color 0.2s;
}

.footer-links a:hover {
  color: var(--text-muted);
}

@media (max-width: 640px) {
  .nav-container {
    padding: 1rem;
  }
  .container {
    padding: 2.5rem 1rem 3.5rem;
  }
  .status-box {
    flex-direction: column;
    gap: 0.75rem;
  }
}