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

:root {
  --bg: #0a0a1a;
  --bg-card: #12122a;
  --bg-card-hover: #1a1a3a;
  --text: #e0e0f0;
  --text-muted: #9090b0;
  --accent: #7c5cfc;
  --accent-light: #a78bfa;
  --accent-glow: rgba(124, 92, 252, 0.3);
  --border: rgba(255, 255, 255, 0.08);
  --radius: 12px;
  --font-body: 'Inter', sans-serif;
  --font-heading: 'Playfair Display', serif;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  overflow-x: hidden;
  position: relative;
}

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
}

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

/* ── Stars Background ────────────────────────── */
.stars {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}

.star {
  position: absolute;
  width: 2px;
  height: 2px;
  background: #fff;
  border-radius: 50%;
  animation: twinkle var(--dur) ease-in-out infinite alternate;
  opacity: 0;
}

@keyframes twinkle {
  from { opacity: 0.1; }
  to   { opacity: var(--peak, 0.8); }
}

/* ── Navbar ──────────────────────────────────── */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 16px 0;
  backdrop-filter: blur(12px);
  background: rgba(10, 10, 26, 0.8);
  border-bottom: 1px solid var(--border);
}

.nav-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  color: #fff;
}

.logo-icon {
  color: var(--accent-light);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
}

.nav-links a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-muted);
  transition: color 0.2s;
}

.nav-links a:hover {
  color: #fff;
}

/* ── Buttons ─────────────────────────────────── */
.btn {
  display: inline-block;
  padding: 12px 28px;
  background: var(--accent);
  color: #fff;
  font-weight: 600;
  font-size: 0.95rem;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  transition: background 0.2s, box-shadow 0.2s, transform 0.15s;
}

.btn:hover {
  background: #6a4ae0;
  box-shadow: 0 0 20px var(--accent-glow);
  transform: translateY(-1px);
}

.btn-sm {
  padding: 8px 20px;
  font-size: 0.85rem;
}

.btn-lg {
  padding: 16px 40px;
  font-size: 1.05rem;
}

/* ── Hero ────────────────────────────────────── */
.hero {
  position: relative;
  z-index: 1;
  min-height: 100vh;
  display: flex;
  align-items: center;
  text-align: center;
  padding: 120px 0 80px;
}

.hero-content {
  max-width: 700px;
  margin: 0 auto;
}

.badge {
  display: inline-block;
  padding: 6px 16px;
  background: rgba(124, 92, 252, 0.15);
  border: 1px solid rgba(124, 92, 252, 0.3);
  border-radius: 999px;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--accent-light);
  margin-bottom: 24px;
}

.hero h1 {
  font-family: var(--font-heading);
  font-size: clamp(2.4rem, 5vw, 3.6rem);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 20px;
  color: #fff;
}

.gradient-text {
  background: linear-gradient(135deg, var(--accent-light), #f472b6);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  font-size: 1.1rem;
  color: var(--text-muted);
  margin-bottom: 32px;
  max-width: 560px;
  margin-left: auto;
  margin-right: auto;
}

.hero-note {
  margin-top: 14px;
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* ── Sections ────────────────────────────────── */
.section {
  position: relative;
  z-index: 1;
  padding: 100px 0;
}

.section-dark {
  background: rgba(255, 255, 255, 0.02);
}

.section-title {
  font-family: var(--font-heading);
  font-size: 2rem;
  text-align: center;
  color: #fff;
  margin-bottom: 8px;
}

.section-subtitle {
  text-align: center;
  color: var(--text-muted);
  margin-bottom: 56px;
}

/* ── Features Grid ───────────────────────────── */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
}

.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 28px;
  transition: background 0.2s, border-color 0.2s, transform 0.2s;
}

.feature-card:hover {
  background: var(--bg-card-hover);
  border-color: rgba(124, 92, 252, 0.25);
  transform: translateY(-4px);
}

.feature-icon {
  font-size: 2rem;
  margin-bottom: 16px;
}

.feature-card h3 {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 8px;
  color: #fff;
}

.feature-card p {
  font-size: 0.9rem;
  color: var(--text-muted);
}

/* ── Steps Grid ──────────────────────────────── */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 32px;
  text-align: center;
}

.step-card {
  padding: 24px;
}

.step-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--accent);
  color: #fff;
  font-weight: 700;
  font-size: 1.2rem;
  margin-bottom: 16px;
}

.step-card h3 {
  font-size: 1.1rem;
  margin-bottom: 8px;
  color: #fff;
}

.step-card p {
  font-size: 0.9rem;
  color: var(--text-muted);
}

/* ── Join / Waitlist ─────────────────────────── */
.join-card {
  max-width: 640px;
  margin: 0 auto;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 56px 40px;
  text-align: center;
}

.join-card h2 {
  font-family: var(--font-heading);
  font-size: 1.8rem;
  color: #fff;
  margin-bottom: 12px;
}

.join-card > p {
  color: var(--text-muted);
  margin-bottom: 32px;
}

.waitlist-form {
  margin-bottom: 12px;
}

.form-row {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  justify-content: center;
}

.form-row input {
  flex: 1 1 200px;
  padding: 12px 16px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: #fff;
  font-size: 0.95rem;
  font-family: var(--font-body);
  outline: none;
  transition: border-color 0.2s;
}

.form-row input::placeholder {
  color: var(--text-muted);
}

.form-row input:focus {
  border-color: var(--accent);
}

.form-message {
  min-height: 24px;
  font-size: 0.9rem;
  margin-top: 8px;
}

.form-message.success {
  color: #4ade80;
}

.form-message.error {
  color: #f87171;
}

.form-note {
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-top: 8px;
}

/* ── Footer ──────────────────────────────────── */
.footer {
  position: relative;
  z-index: 1;
  border-top: 1px solid var(--border);
  padding: 32px 0;
}

.footer-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.footer-brand {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.2rem;
}

.footer p {
  font-size: 0.82rem;
  color: var(--text-muted);
}

/* ── Responsive ──────────────────────────────── */
@media (max-width: 640px) {
  .nav-links {
    gap: 16px;
  }

  .nav-links li:not(:last-child) {
    display: none;
  }

  .form-row {
    flex-direction: column;
  }

  .form-row input,
  .form-row .btn {
    width: 100%;
  }

  .join-card {
    padding: 40px 24px;
  }

  .footer-content {
    flex-direction: column;
    gap: 8px;
    text-align: center;
  }
}