:root {
  --bg: #06080c;
  --bg-soft: #0c1018;
  --card: #0f141d;
  --line: rgba(255, 255, 255, 0.08);
  --line-strong: rgba(255, 255, 255, 0.16);
  --text: #eef2f8;
  --muted: #8b94a3;
  --accent: #2f6bff;       /* Base blue */
  --accent-soft: #6b97ff;
  --accent-glow: rgba(47, 107, 255, 0.35);
  --radius: 18px;
  --max: 1140px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* ---------- Background layers ---------- */
.bg-particles {
  position: fixed; inset: 0; z-index: -6; width: 100%; height: 100%;
  pointer-events: none;
}

/* Rotating aurora ring */
.bg-aurora {
  position: fixed; z-index: -5; top: 50%; left: 50%;
  width: 150vmax; height: 150vmax; margin: -75vmax 0 0 -75vmax;
  pointer-events: none; opacity: 0.4;
  background: conic-gradient(from 0deg,
    transparent 0deg,
    rgba(47,107,255,0.10) 60deg,
    transparent 130deg,
    rgba(120,80,255,0.10) 210deg,
    transparent 280deg,
    rgba(0,200,255,0.08) 330deg,
    transparent 360deg);
  mask-image: radial-gradient(circle at center, transparent 30%, #000 42%, #000 55%, transparent 70%);
  -webkit-mask-image: radial-gradient(circle at center, transparent 30%, #000 42%, #000 55%, transparent 70%);
  animation: auroraSpin 50s linear infinite;
}
@keyframes auroraSpin { to { transform: rotate(360deg); } }

/* Twinkling stars */
.bg-stars { position: fixed; inset: 0; z-index: -5; pointer-events: none; }
.bg-stars span {
  position: absolute; width: 2px; height: 2px; border-radius: 50%;
  background: #cfe0ff; opacity: 0; animation: twinkle 5s ease-in-out infinite;
}
@keyframes twinkle {
  0%, 100% { opacity: 0; transform: scale(0.6); }
  50% { opacity: 0.9; transform: scale(1); box-shadow: 0 0 6px rgba(180,210,255,0.8); }
}
.bg-stars span:nth-child(1)  { top: 12%; left: 8%;  animation-delay: 0s; }
.bg-stars span:nth-child(2)  { top: 22%; left: 80%; animation-delay: 0.6s; }
.bg-stars span:nth-child(3)  { top: 35%; left: 25%; animation-delay: 1.2s; }
.bg-stars span:nth-child(4)  { top: 8%;  left: 55%; animation-delay: 1.8s; }
.bg-stars span:nth-child(5)  { top: 48%; left: 90%; animation-delay: 2.4s; }
.bg-stars span:nth-child(6)  { top: 60%; left: 15%; animation-delay: 0.3s; }
.bg-stars span:nth-child(7)  { top: 70%; left: 70%; animation-delay: 0.9s; }
.bg-stars span:nth-child(8)  { top: 18%; left: 40%; animation-delay: 1.5s; }
.bg-stars span:nth-child(9)  { top: 82%; left: 50%; animation-delay: 2.1s; }
.bg-stars span:nth-child(10) { top: 30%; left: 62%; animation-delay: 2.7s; }
.bg-stars span:nth-child(11) { top: 55%; left: 35%; animation-delay: 3.3s; }
.bg-stars span:nth-child(12) { top: 90%; left: 22%; animation-delay: 0.4s; }
.bg-stars span:nth-child(13) { top: 5%;  left: 30%; animation-delay: 1.1s; }
.bg-stars span:nth-child(14) { top: 42%; left: 6%;  animation-delay: 1.7s; }
.bg-stars span:nth-child(15) { top: 65%; left: 88%; animation-delay: 2.3s; }
.bg-stars span:nth-child(16) { top: 75%; left: 42%; animation-delay: 2.9s; }
.bg-stars span:nth-child(17) { top: 15%; left: 68%; animation-delay: 3.5s; }
.bg-stars span:nth-child(18) { top: 38%; left: 48%; animation-delay: 0.7s; }
.bg-stars span:nth-child(19) { top: 85%; left: 78%; animation-delay: 1.4s; }
.bg-stars span:nth-child(20) { top: 50%; left: 55%; animation-delay: 2.0s; }

/* Shooting stars */
.bg-shooting { position: fixed; inset: 0; z-index: -5; pointer-events: none; overflow: hidden; }
.shoot {
  position: absolute; width: 120px; height: 1px;
  background: linear-gradient(90deg, rgba(180,210,255,0.9), transparent);
  opacity: 0; transform: rotate(18deg);
}
.shoot::after {
  content: ""; position: absolute; right: 0; top: -1px;
  width: 3px; height: 3px; border-radius: 50%; background: #dcebff;
  box-shadow: 0 0 8px 2px rgba(180,210,255,0.8);
}
.shoot-1 { top: 14%; left: -140px; animation: shootMove 7s ease-in 1.5s infinite; }
.shoot-2 { top: 32%; left: -140px; animation: shootMove 9s ease-in 4s infinite; }
.shoot-3 { top: 22%; left: -140px; animation: shootMove 11s ease-in 7.5s infinite; }
@keyframes shootMove {
  0%   { opacity: 0; transform: translate(0, 0) rotate(18deg); }
  6%   { opacity: 1; }
  18%  { opacity: 0; }
  100% { opacity: 0; transform: translate(75vw, 24vw) rotate(18deg); }
}

.bg-grid {
  position: fixed; inset: 0; z-index: -4;
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 58px 58px;
  mask-image: radial-gradient(ellipse 90% 70% at 50% 0%, #000 25%, transparent 80%);
  animation: gridDrift 40s linear infinite;
}
@keyframes gridDrift { to { background-position: 58px 58px; } }

.bg-mesh { position: fixed; inset: 0; z-index: -3; overflow: hidden; pointer-events: none; }
.blob {
  position: absolute; border-radius: 50%;
  filter: blur(90px); opacity: 0.55;
}
.blob-1 {
  width: 620px; height: 620px; top: -220px; left: 50%;
  margin-left: -310px;
  background: radial-gradient(circle, var(--accent-glow), transparent 65%);
  animation: float1 18s var(--ease) infinite;
}
.blob-2 {
  width: 460px; height: 460px; top: 30%; left: -160px;
  background: radial-gradient(circle, rgba(120, 80, 255, 0.28), transparent 65%);
  animation: float2 22s var(--ease) infinite;
}
.blob-3 {
  width: 520px; height: 520px; bottom: -200px; right: -120px;
  background: radial-gradient(circle, rgba(0, 200, 255, 0.20), transparent 65%);
  animation: float3 26s var(--ease) infinite;
}
@keyframes float1 { 50% { transform: translate(40px, 60px) scale(1.1); } }
@keyframes float2 { 50% { transform: translate(80px, -40px) scale(1.15); } }
@keyframes float3 { 50% { transform: translate(-60px, -50px) scale(1.08); } }

.bg-noise {
  position: fixed; inset: 0; z-index: -2; pointer-events: none; opacity: 0.04;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='3'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

.cursor-glow {
  position: fixed; top: 0; left: 0; z-index: -1; pointer-events: none;
  width: 480px; height: 480px; border-radius: 50%;
  transform: translate(-50%, -50%);
  background: radial-gradient(circle, var(--accent-glow), transparent 60%);
  opacity: 0; transition: opacity 0.4s; filter: blur(40px);
}

/* ---------- Layout helpers ---------- */
.section { max-width: var(--max); margin: 0 auto; padding: 100px 24px; }
.label {
  display: inline-block;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.76rem; letter-spacing: 0.22em; text-transform: uppercase;
  color: var(--accent-soft); margin-bottom: 18px;
}
.section-head { max-width: 660px; margin-bottom: 52px; }
.section-head h2 {
  font-family: 'Sora', sans-serif;
  font-size: clamp(1.9rem, 4.2vw, 2.8rem);
  font-weight: 700; letter-spacing: -0.03em; line-height: 1.08;
}
.section-sub { color: var(--muted); margin-top: 16px; font-size: 1.06rem; }

/* ---------- Nav ---------- */
.nav {
  position: sticky; top: 0; z-index: 50;
  display: flex; align-items: center; justify-content: space-between;
  max-width: 100%; padding: 16px max(24px, calc((100% - var(--max)) / 2));
  transition: background 0.3s, border-color 0.3s, padding 0.3s;
  border-bottom: 1px solid transparent;
}
.nav.scrolled {
  background: rgba(6, 8, 12, 0.72);
  backdrop-filter: blur(14px) saturate(140%);
  border-bottom: 1px solid var(--line);
  padding-top: 12px; padding-bottom: 12px;
}
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; color: var(--text); }
.brand-mark { color: var(--accent-soft); font-size: 1.1rem; animation: spinSlow 12s linear infinite; display: inline-block; }
@keyframes spinSlow { to { transform: rotate(360deg); } }
.brand-name { font-family: 'Sora', sans-serif; font-weight: 700; letter-spacing: 0.22em; font-size: 0.95rem; }
.nav-links { display: flex; align-items: center; gap: 28px; }
.nav-links a { text-decoration: none; color: var(--muted); font-size: 0.92rem; transition: color 0.2s; position: relative; }
.nav-links a:not(.nav-cta)::after {
  content: ""; position: absolute; left: 0; bottom: -4px; height: 1px; width: 0;
  background: var(--accent-soft); transition: width 0.25s var(--ease);
}
.nav-links a:not(.nav-cta):hover::after { width: 100%; }
.nav-links a:hover { color: var(--text); }
.nav-cta { border: 1px solid var(--line-strong); padding: 7px 16px; border-radius: 999px; color: var(--text) !important; transition: border-color 0.2s, box-shadow 0.2s; }
.nav-cta:hover { border-color: var(--accent); box-shadow: 0 0 0 4px rgba(47,107,255,0.12); }

/* ---------- Hero ---------- */
.hero { max-width: var(--max); margin: 0 auto; padding: 130px 24px 90px; text-align: center; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 9px;
  font-family: 'JetBrains Mono', monospace; color: var(--muted);
  letter-spacing: 0.1em; text-transform: uppercase; font-size: 0.8rem;
  padding: 7px 16px; border: 1px solid var(--line); border-radius: 999px;
  background: rgba(255,255,255,0.02);
}
.pulse-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--accent-soft); box-shadow: 0 0 0 0 var(--accent-glow); animation: pulse 2s infinite; }
@keyframes pulse {
  0% { box-shadow: 0 0 0 0 var(--accent-glow); }
  70% { box-shadow: 0 0 0 8px rgba(47,107,255,0); }
  100% { box-shadow: 0 0 0 0 rgba(47,107,255,0); }
}
.hero-title {
  font-family: 'Sora', sans-serif;
  font-size: clamp(3.6rem, 14vw, 9rem);
  font-weight: 800; letter-spacing: 0.02em; line-height: 1;
  margin: 22px 0 30px;
  background: linear-gradient(110deg, #ffffff 20%, #7ea0ff 45%, #ffffff 70%);
  background-size: 200% auto;
  -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
  animation: shine 6s linear infinite;
}
@keyframes shine { to { background-position: 200% center; } }
.hero-pillars { display: flex; flex-wrap: wrap; justify-content: center; gap: 10px 14px; margin-bottom: 24px; }
.hero-pillars span {
  font-family: 'Sora', sans-serif; font-size: clamp(1rem, 2.4vw, 1.35rem);
  color: var(--text); padding: 5px 16px; border: 1px solid var(--line);
  border-radius: 999px; background: rgba(255,255,255,0.02);
  transition: transform 0.25s var(--ease), border-color 0.25s, color 0.25s;
}
.hero-pillars span:hover { transform: translateY(-3px); border-color: var(--accent); color: var(--accent-soft); }
.hero-tagline { font-family: 'Sora', sans-serif; font-size: 1.2rem; color: var(--accent-soft); letter-spacing: 0.01em; margin-bottom: 38px; }
.hero-actions { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }

/* ---------- Buttons ---------- */
.btn {
  position: relative; overflow: hidden;
  display: inline-flex; align-items: center;
  font-family: 'Sora', sans-serif; font-weight: 600; font-size: 0.98rem;
  padding: 13px 30px; border-radius: 999px; text-decoration: none;
  transition: transform 0.18s var(--ease), box-shadow 0.25s, background 0.25s, border-color 0.25s;
}
.btn span { position: relative; z-index: 1; }
.btn::before {
  content: ""; position: absolute; top: 0; left: -120%; width: 80%; height: 100%;
  background: linear-gradient(110deg, transparent, rgba(255,255,255,0.35), transparent);
  transform: skewX(-20deg); transition: left 0.6s var(--ease);
}
.btn:hover::before { left: 130%; }
.btn-primary { background: var(--accent); color: #fff; box-shadow: 0 8px 30px var(--accent-glow); }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 14px 42px var(--accent-glow); }
.btn-ghost { border: 1px solid var(--line-strong); color: var(--text); }
.btn-ghost:hover { border-color: var(--accent); transform: translateY(-2px); }

/* ---------- Marquee ---------- */
.marquee {
  overflow: hidden; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line);
  padding: 18px 0; background: rgba(255,255,255,0.015);
  mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent);
}
.marquee-track { display: flex; align-items: center; gap: 28px; width: max-content; animation: scroll 28s linear infinite; }
.marquee:hover .marquee-track { animation-play-state: paused; }
.marquee-track span { font-family: 'Sora', sans-serif; font-size: 1.1rem; font-weight: 600; color: var(--muted); white-space: nowrap; }
.marquee-track .sep { color: var(--accent-soft); }
@keyframes scroll { to { transform: translateX(-50%); } }

/* ---------- Cards ---------- */
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 18px; }
.card {
  position: relative; background: var(--card); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 30px 26px; overflow: hidden;
  transition: border-color 0.3s, transform 0.3s var(--ease), background 0.3s;
}
.card::before {
  content: ""; position: absolute; inset: 0; opacity: 0; transition: opacity 0.3s;
  background: radial-gradient(440px circle at var(--mx, 50%) var(--my, 50%), rgba(47,107,255,0.14), transparent 45%);
}
.card:hover { border-color: var(--accent); transform: translateY(-5px); background: #121826; }
.card:hover::before { opacity: 1; }
.card-icon { font-size: 1.7rem; color: var(--accent-soft); margin-bottom: 18px; transition: transform 0.3s var(--ease); }
.card:hover .card-icon { transform: scale(1.15) rotate(8deg); }
.card h3 { font-family: 'Sora', sans-serif; font-size: 1.32rem; font-weight: 600; margin-bottom: 10px; }
.card p { color: var(--muted); font-size: 0.96rem; margin-bottom: 18px; }
.card-quote {
  display: block; font-family: 'JetBrains Mono', monospace; font-size: 0.86rem;
  color: var(--accent-soft); background: rgba(47, 107, 255, 0.08);
  border-left: 2px solid var(--accent); padding: 10px 14px; border-radius: 0 8px 8px 0; line-height: 1.5;
}

/* ---------- Stats ---------- */
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; padding-top: 20px; padding-bottom: 20px; }
.stat {
  text-align: center; padding: 30px 16px; border: 1px solid var(--line);
  border-radius: var(--radius); background: var(--bg-soft); transition: border-color 0.25s, transform 0.25s var(--ease);
}
.stat:hover { border-color: var(--accent); transform: translateY(-4px); }
.stat-num {
  display: block; font-family: 'Sora', sans-serif; font-weight: 800;
  font-size: clamp(2rem, 5vw, 3rem); line-height: 1;
  background: linear-gradient(180deg, #fff, #7ea0ff);
  -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
}
.stat-label { display: block; margin-top: 10px; color: var(--muted); font-size: 0.88rem; letter-spacing: 0.06em; text-transform: uppercase; }

/* ---------- Vision ---------- */
.vision { text-align: center; }
.vision-quote {
  font-family: 'Sora', sans-serif; font-size: clamp(1.6rem, 4.6vw, 3.1rem);
  font-weight: 600; letter-spacing: -0.03em; line-height: 1.22; max-width: 900px; margin: 12px auto 0;
}
.vision-quote em {
  font-style: normal;
  background: linear-gradient(120deg, var(--accent-soft), #c2d2ff);
  -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
}

/* ---------- Principles ---------- */
.principles { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 16px; }
.principle {
  display: flex; align-items: center; gap: 14px; font-family: 'Sora', sans-serif;
  font-size: 1.25rem; font-weight: 600; padding: 28px 24px;
  border: 1px solid var(--line); border-radius: var(--radius); background: var(--bg-soft);
  transition: border-color 0.25s, transform 0.25s var(--ease);
}
.principle:hover { border-color: var(--accent); transform: translateY(-4px); }
.principle span { font-size: 0.82rem; color: var(--accent-soft); font-family: 'JetBrains Mono', monospace; }

/* ---------- Roadmap ---------- */
.roadmap { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 18px; }
.phase {
  position: relative; background: var(--card); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 28px 24px; overflow: hidden;
  transition: border-color 0.25s, transform 0.25s var(--ease);
}
.phase::after {
  content: ""; position: absolute; top: 0; left: 0; height: 3px; width: 0;
  background: linear-gradient(90deg, var(--accent), var(--accent-soft)); transition: width 0.6s var(--ease);
}
.phase:hover { border-color: var(--accent); transform: translateY(-4px); }
.phase:hover::after { width: 100%; }
.phase-tag { font-family: 'JetBrains Mono', monospace; font-size: 0.76rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--accent-soft); }
.phase h3 { font-family: 'Sora', sans-serif; font-size: 1.28rem; font-weight: 600; margin: 8px 0 16px; }
.phase ul { list-style: none; }
.phase li { color: var(--muted); font-size: 0.95rem; padding: 8px 0 8px 22px; position: relative; border-top: 1px solid var(--line); }
.phase li:first-child { border-top: none; }
.phase li::before { content: "›"; position: absolute; left: 4px; color: var(--accent-soft); }

/* ---------- Repos ---------- */
.repos { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 12px; }
.repo {
  display: flex; align-items: center; gap: 12px; text-decoration: none;
  font-family: 'JetBrains Mono', monospace; font-size: 0.96rem; color: var(--text);
  padding: 17px 20px; border: 1px solid var(--line); border-radius: 12px; background: var(--bg-soft);
  transition: border-color 0.2s, transform 0.2s var(--ease), background 0.2s;
}
.repo:hover { border-color: var(--accent); transform: translateX(6px); background: #121826; }
.repo-dot { width: 9px; height: 9px; border-radius: 50%; background: var(--accent-soft); box-shadow: 0 0 10px var(--accent-glow); animation: pulse 2.4s infinite; }

/* ---------- CTA ---------- */
.cta { max-width: var(--max); margin: 40px auto 0; padding: 0 24px 110px; }
.cta-inner {
  position: relative; overflow: hidden; text-align: center;
  padding: 80px 24px; border: 1px solid var(--line); border-radius: 28px;
  background:
    radial-gradient(600px circle at 50% 0%, rgba(47,107,255,0.18), transparent 60%),
    var(--bg-soft);
}
.cta-inner h2 {
  font-family: 'Sora', sans-serif; font-size: clamp(2.2rem, 6vw, 4rem);
  font-weight: 800; letter-spacing: -0.03em;
  background: linear-gradient(180deg, #fff, #7ea0ff);
  -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
}
.cta-inner p { color: var(--muted); margin: 14px 0 30px; font-size: 1.1rem; }

/* ---------- Footer ---------- */
.footer { border-top: 1px solid var(--line); text-align: center; padding: 52px 24px; color: var(--muted); }
.footer-brand { font-family: 'Sora', sans-serif; font-weight: 700; letter-spacing: 0.2em; color: var(--text); margin-bottom: 6px; }
.footer-brand .brand-mark { color: var(--accent-soft); }
.footer-links { display: flex; gap: 22px; justify-content: center; margin: 18px 0; }
.footer-links a { color: var(--muted); text-decoration: none; font-size: 0.92rem; transition: color 0.2s; }
.footer-links a:hover { color: var(--text); }
.footer small { font-size: 0.82rem; opacity: 0.7; }

/* ---------- Scroll reveal ---------- */
[data-reveal] {
  opacity: 0; transform: translateY(28px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
  transition-delay: calc(var(--d, 0) * 90ms);
}
[data-reveal].in { opacity: 1; transform: translateY(0); }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  [data-reveal] { opacity: 1; transform: none; }
}

@media (max-width: 720px) {
  .stats { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
  .nav-links { gap: 16px; }
  .nav-links a:not(.nav-cta) { display: none; }
  .section { padding: 70px 20px; }
}