:root {
  --bg-dark: #080a0f;
  --bg-card: rgba(15, 20, 31, 0.7);
  --bg-card-hover: rgba(22, 30, 46, 0.9);
  --border: rgba(255, 255, 255, 0.08);
  --border-accent: rgba(245, 158, 11, 0.35);
  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --text-dim: #64748b;
  --accent: #f59e0b;
  --accent-glow: rgba(245, 158, 11, 0.25);
  --accent-cyan: #06b6d4;
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Inter", sans-serif;
  --font-mono: ui-monospace, "SF Mono", "Menlo", "Consolas", monospace;
  --container-max: 1040px;
}

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

body {
  background-color: var(--bg-dark);
  background-image: 
    radial-gradient(ellipse 70% 40% at 50% -10%, rgba(245, 158, 11, 0.12), transparent),
    radial-gradient(circle at 100% 100%, rgba(6, 182, 212, 0.08), 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;
}

/* Header */
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(8, 10, 15, 0.8);
}

.nav-container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 1.15rem 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: 700;
  font-size: 1.25rem;
  letter-spacing: -0.02em;
}

.brand-badge {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  padding: 0.2rem 0.5rem;
  border-radius: 4px;
  background: rgba(245, 158, 11, 0.15);
  color: var(--accent);
  border: 1px solid var(--border-accent);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.nav-links {
  display: flex;
  gap: 1.5rem;
  align-items: center;
}

.nav-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.92rem;
  font-weight: 500;
  transition: color 0.2s;
}

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

.nav-cta {
  background: var(--accent) !important;
  color: #0c0e14 !important;
  font-weight: 600 !important;
  padding: 0.45rem 1.1rem;
  border-radius: 6px;
  transition: all 0.2s ease !important;
}

.nav-cta:hover {
  background: #fbbf24 !important;
  box-shadow: 0 0 16px var(--accent-glow);
  transform: translateY(-1px);
}

/* Container */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 4rem 1.5rem 5rem;
  flex: 1;
}

/* Hero */
.hero {
  text-align: center;
  padding: 3rem 0 4rem;
  max-width: 800px;
  margin: 0 auto;
}

.live-indicator {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--accent);
  padding: 0.35rem 0.9rem;
  border-radius: 9999px;
  background: rgba(245, 158, 11, 0.1);
  border: 1px solid var(--border-accent);
  margin-bottom: 1.5rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.dot-pulse {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 8px var(--accent);
  animation: pulse 2s infinite ease-in-out;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.85); }
}

.hero-title {
  font-size: clamp(2.4rem, 5.5vw, 4rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.12;
  margin-bottom: 1.25rem;
  color: #ffffff;
}

.hero-title span {
  background: linear-gradient(135deg, #f59e0b 0%, #fbbf24 50%, #38bdf8 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  font-size: clamp(1.05rem, 2vw, 1.25rem);
  color: var(--text-muted);
  line-height: 1.65;
  margin-bottom: 2.25rem;
}

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

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.85rem 1.75rem;
  border-radius: 8px;
  font-size: 0.95rem;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.2s ease;
}

.btn-primary {
  background: var(--accent);
  color: #0c0e14;
}

.btn-primary:hover {
  background: #fbbf24;
  box-shadow: 0 4px 20px var(--accent-glow);
  transform: translateY(-2px);
}

.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(-2px);
}

/* Hub Grid */
.hub-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
  margin-top: 2rem;
}

.hub-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 2.2rem;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  text-decoration: none;
  color: inherit;
  display: flex;
  flex-direction: column;
  transition: all 0.25s ease;
  position: relative;
  overflow: hidden;
}

.hub-card:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-accent);
  transform: translateY(-4px);
  box-shadow: 0 16px 32px -10px rgba(0, 0, 0, 0.6);
}

.hub-card-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 1.25rem;
}

.hub-icon {
  width: 48px;
  height: 48px;
  border-radius: 10px;
  background: rgba(245, 158, 11, 0.12);
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.35rem;
  border: 1px solid var(--border-accent);
}

.hub-arrow {
  color: var(--text-dim);
  transition: transform 0.2s, color 0.2s;
}

.hub-card:hover .hub-arrow {
  color: var(--accent);
  transform: translate(3px, -3px);
}

.hub-title {
  font-size: 1.3rem;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 0.6rem;
  letter-spacing: -0.01em;
}

.hub-desc {
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.55;
  margin-bottom: 1.25rem;
  flex: 1;
}

.hub-meta {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--accent);
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

/* Philosophy Section */
.philosophy {
  margin-top: 5rem;
  padding: 3rem 2.5rem;
  border-radius: 16px;
  background: rgba(15, 20, 31, 0.4);
  border: 1px solid var(--border);
}

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

.philo-item h4 {
  font-size: 1.15rem;
  font-weight: 600;
  color: #ffffff;
  margin-bottom: 0.5rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.philo-item h4::before {
  content: "";
  display: inline-block;
  width: 8px;
  height: 8px;
  background: var(--accent);
  border-radius: 2px;
}

.philo-item p {
  color: var(--text-muted);
  font-size: 0.92rem;
  line-height: 1.6;
}

/* Disclaimer Box */
.disclaimer-box {
  margin-top: 4rem;
  padding: 1.25rem 1.75rem;
  border-radius: 10px;
  background: rgba(15, 20, 31, 0.3);
  border: 1px dashed var(--border);
  font-size: 0.82rem;
  color: var(--text-dim);
  line-height: 1.5;
  text-align: center;
}

/* 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-socials {
  display: flex;
  gap: 1.5rem;
}

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

.footer-socials a:hover {
  color: var(--text-main);
}

@media (max-width: 640px) {
  .nav-container { padding: 1rem; }
  .container { padding: 2.5rem 1rem 3.5rem; }
  .philosophy { padding: 2rem 1.25rem; }
}

/* Brand Avatar */
.brand-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  object-fit: cover;
  border: 1.5px solid var(--accent);
  flex-shrink: 0;
}

.hero-avatar-wrap {
  margin-bottom: 1.5rem;
  display: inline-block;
  position: relative;
}

.hero-avatar {
  width: 124px;
  height: 124px;
  border-radius: 50%;
  object-fit: cover;
  border: 3px solid var(--accent);
  box-shadow: 0 0 32px var(--accent-glow), 0 10px 28px rgba(0, 0, 0, 0.6);
  display: block;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.hero-avatar:hover {
  transform: scale(1.04);
  box-shadow: 0 0 45px rgba(245, 158, 11, 0.4), 0 12px 32px rgba(0, 0, 0, 0.7);
}