/* ── RESET & BASE ─────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg:       #0a0a0a;
  --surface:  #111111;
  --border:   #1f1f1f;
  --text:     #e8e8e8;
  --muted:    #666;
  --accent:   #7c6af7;
  --accent2:  #4fc3f7;
  --radius:   12px;
  --font:     'Inter', sans-serif;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  overflow-x: hidden;
}

a { text-decoration: none; color: inherit; }

/* ── NAV ──────────────────────────────────────── */
nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 5%;
  background: rgba(10, 10, 10, 0.8);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.nav-logo {
  font-weight: 600;
  font-size: 1rem;
  letter-spacing: 0.05em;
  color: var(--accent);
}

nav ul {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 2rem;
}

nav ul a {
  font-size: 0.875rem;
  color: var(--muted);
  transition: color 0.2s;
}

nav ul a:hover { color: var(--text); }

.btn-nav {
  padding: 0.45rem 1.1rem;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 0.875rem;
  color: var(--text) !important;
  transition: border-color 0.2s, background 0.2s;
}

.btn-nav:hover {
  border-color: var(--accent);
  background: rgba(124, 106, 247, 0.08);
}

/* ── HERO ─────────────────────────────────────── */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8rem 5% 4rem;
  gap: 2rem;
  position: relative;
  overflow: hidden;
}

.hero-content {
  max-width: 560px;
  z-index: 1;
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8rem;
  color: var(--accent);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 1.5rem;
}

.hero-tag::before {
  content: '';
  display: inline-block;
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--accent);
  animation: pulse 2s infinite;
}

h1 {
  font-size: clamp(2.8rem, 6vw, 5rem);
  font-weight: 600;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: 1.25rem;
  background: linear-gradient(135deg, var(--text) 0%, var(--muted) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-sub {
  font-size: 1.1rem;
  color: var(--muted);
  line-height: 1.7;
  margin-bottom: 2.5rem;
  max-width: 440px;
}

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

.btn-primary {
  padding: 0.75rem 1.75rem;
  background: var(--accent);
  color: #fff;
  border-radius: var(--radius);
  font-size: 0.9rem;
  font-weight: 500;
  transition: opacity 0.2s, transform 0.2s;
}

.btn-primary:hover { opacity: 0.85; transform: translateY(-1px); }

.btn-ghost {
  padding: 0.75rem 1.75rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 0.9rem;
  color: var(--muted);
  transition: border-color 0.2s, color 0.2s, transform 0.2s;
}

.btn-ghost:hover {
  border-color: var(--muted);
  color: var(--text);
  transform: translateY(-1px);
}

/* ── BLOB (decorative) ────────────────────────── */
.hero-visual { position: relative; flex-shrink: 0; }

.blob {
  width: 420px;
  height: 420px;
  border-radius: 60% 40% 55% 45% / 45% 55% 40% 60%;
  background: radial-gradient(ellipse at 40% 40%, rgba(124,106,247,0.25), rgba(79,195,247,0.1), transparent 70%);
  animation: morph 8s ease-in-out infinite;
  filter: blur(1px);
}

/* ── ANIMATIONS ───────────────────────────────── */
@keyframes morph {
  0%, 100% { border-radius: 60% 40% 55% 45% / 45% 55% 40% 60%; }
  33%       { border-radius: 40% 60% 45% 55% / 55% 45% 60% 40%; }
  66%       { border-radius: 55% 45% 60% 40% / 40% 60% 45% 55%; }
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: 0.4; transform: scale(0.8); }
}

/* ── RESPONSIVE ───────────────────────────────── */
@media (max-width: 768px) {
  .hero { flex-direction: column; text-align: center; padding-top: 7rem; }
  .hero-sub { margin-inline: auto; }
  .hero-actions { justify-content: center; }
  .blob { width: 260px; height: 260px; }
}