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

:root {
  --bg: #080a0f;
  --surface: #0e1117;
  --surface-2: #161b26;
  --border: rgba(255,255,255,0.07);
  --border-hover: rgba(255,255,255,0.14);
  --text-primary: #f0f2f7;
  --text-secondary: #8892a4;
  --text-muted: #4a5568;
  --accent: #4f8ef7;
  --accent-dim: rgba(79,142,247,0.12);
  --accent-glow: rgba(79,142,247,0.25);
  --green: #34d399;
  --font-display: 'Syne', sans-serif;
  --font-body: 'DM Sans', sans-serif;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  background: var(--bg);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-weight: 400;
  line-height: 1.6;
  min-height: 100vh;
  overflow-x: hidden;
  position: relative;
}

/* Noise texture overlay */
.noise {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  opacity: 0.032;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='1'/%3E%3C/svg%3E");
  background-size: 200px 200px;
}

/* Grid background */
.grid-bg {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(255,255,255,0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.025) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 80% 80% at 50% 0%, black 40%, transparent 100%);
}

/* Ambient orbs */
.orb {
  position: fixed;
  border-radius: 50%;
  filter: blur(80px);
  pointer-events: none;
  z-index: 0;
  animation: orbFloat 8s ease-in-out infinite;
}

.orb-1 {
  width: 500px; height: 500px;
  background: rgba(79,142,247,0.08);
  top: -200px; left: -100px;
  animation-delay: 0s;
}

.orb-2 {
  width: 400px; height: 400px;
  background: rgba(52,211,153,0.05);
  top: 30%; right: -150px;
  animation-delay: -3s;
}

.orb-3 {
  width: 300px; height: 300px;
  background: rgba(168,85,247,0.05);
  bottom: 10%; left: 30%;
  animation-delay: -6s;
}

@keyframes orbFloat {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-30px); }
}

/* Header */
.header {
  position: relative;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 28px 48px;
  border-bottom: 1px solid var(--border);
  animation: fadeDown 0.8s ease both;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
}

.logo-mark {
  color: var(--accent);
  display: flex;
  align-items: center;
}

.logo-text {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -0.5px;
  color: var(--text-primary);
}

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

.header-right {
  display: flex;
  align-items: center;
  gap: 12px;
}

.lang-switcher {
  display: flex;
  align-items: center;
  gap: 6px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 100px;
  padding: 4px 12px;
}

.lang-btn {
  background: none;
  border: none;
  font-family: var(--font-body);
  font-size: 12px;
  font-weight: 500;
  color: var(--text-muted);
  cursor: pointer;
  padding: 2px 4px;
  border-radius: 4px;
  transition: color 0.2s;
  letter-spacing: 0.5px;
}

.lang-btn.active {
  color: var(--accent);
}

.lang-btn:hover {
  color: var(--text-secondary);
}

.lang-sep {
  color: var(--border-hover);
  font-size: 11px;
  user-select: none;
}

.header-badge {
  font-size: 12px;
  font-weight: 500;
  color: var(--accent);
  background: var(--accent-dim);
  border: 1px solid rgba(79,142,247,0.2);
  padding: 5px 14px;
  border-radius: 100px;
  letter-spacing: 0.3px;
}

/* Main */
.main {
  position: relative;
  z-index: 10;
  max-width: 860px;
  margin: 0 auto;
  padding: 100px 24px 80px;
}

/* Hero */
.hero {
  text-align: center;
  margin-bottom: 80px;
  animation: fadeUp 1s ease 0.1s both;
}

.tag-line {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-secondary);
  letter-spacing: 0.5px;
  text-transform: uppercase;
  margin-bottom: 28px;
}

.tag-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 8px var(--green);
  animation: pulse 2s ease infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.6; transform: scale(0.8); }
}

.headline {
  font-family: var(--font-display);
  font-size: clamp(44px, 7vw, 76px);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -2.5px;
  color: var(--text-primary);
  margin-bottom: 24px;
}

.headline-accent {
  background: linear-gradient(135deg, var(--accent) 0%, #7dd3fc 60%, var(--green) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.subline {
  font-size: 18px;
  font-weight: 300;
  color: var(--text-secondary);
  line-height: 1.7;
  max-width: 560px;
  margin: 0 auto 40px;
}

/* Waitlist form */
.waitlist-form {
  display: flex;
  align-items: center;
  gap: 8px;
  max-width: 480px;
  margin: 0 auto 12px;
  background: var(--surface);
  border: 1px solid var(--border-hover);
  border-radius: 14px;
  padding: 6px 6px 6px 20px;
  transition: border-color 0.3s, box-shadow 0.3s;
}

.waitlist-form:focus-within {
  border-color: rgba(79,142,247,0.4);
  box-shadow: 0 0 0 4px var(--accent-glow);
}

.email-input {
  flex: 1;
  background: transparent;
  border: none;
  outline: none;
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 400;
  min-width: 0;
}

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

.submit-btn {
  display: flex;
  align-items: center;
  gap: 6px;
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: 10px;
  padding: 11px 22px;
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: background 0.2s, transform 0.15s, box-shadow 0.2s;
  white-space: nowrap;
}

.submit-btn:hover {
  background: #3b7de8;
  transform: translateY(-1px);
  box-shadow: 0 8px 24px rgba(79,142,247,0.35);
}

.submit-btn:active {
  transform: translateY(0);
}

.btn-arrow {
  transition: transform 0.2s;
}

.submit-btn:hover .btn-arrow {
  transform: translateX(3px);
}

.form-note {
  font-size: 12px;
  color: var(--text-muted);
}

/* Success message */
.success-msg {
  display: none;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-top: 20px;
  font-size: 15px;
  color: var(--green);
  animation: fadeUp 0.5s ease both;
}

.success-msg.show {
  display: flex;
}

.success-icon {
  width: 22px; height: 22px;
  border-radius: 50%;
  background: rgba(52,211,153,0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
}

/* Features */
.features {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
  margin-bottom: 40px;
  animation: fadeUp 1s ease 0.3s both;
}

.feature-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 28px;
  transition: border-color 0.3s, transform 0.3s, background 0.3s;
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(79,142,247,0.04), transparent 60%);
  opacity: 0;
  transition: opacity 0.3s;
}

.feature-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-2px);
  background: var(--surface-2);
}

.feature-card:hover::before {
  opacity: 1;
}

.feature-card--accent {
  background: linear-gradient(135deg, rgba(79,142,247,0.08), var(--surface) 60%);
  border-color: rgba(79,142,247,0.2);
}

.feature-card--accent:hover {
  border-color: rgba(79,142,247,0.35);
}

.feature-icon {
  width: 40px; height: 40px;
  border-radius: 10px;
  background: var(--surface-2);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
  color: var(--accent);
}

.feature-card--accent .feature-icon {
  background: var(--accent-dim);
  border-color: rgba(79,142,247,0.2);
}

.feature-title {
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 8px;
  letter-spacing: -0.3px;
}

.feature-desc {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.65;
}

/* Stats bar */
.stats-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 28px 40px;
  animation: fadeUp 1s ease 0.5s both;
}

.stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  flex: 1;
}

.stat-num {
  font-family: var(--font-display);
  font-size: 28px;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -1px;
}

.stat-label {
  font-size: 13px;
  color: var(--text-muted);
}

.stat-divider {
  width: 1px;
  height: 44px;
  background: var(--border);
  margin: 0 32px;
}

/* Footer */
.footer {
  position: relative;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 24px 48px;
  border-top: 1px solid var(--border);
  animation: fadeUp 1s ease 0.7s both;
}

.footer-left {
  display: flex;
  align-items: center;
  gap: 16px;
}

.footer-brand {
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.3px;
}

.footer-copy {
  font-size: 13px;
  color: var(--text-muted);
}

.footer-links {
  display: flex;
  align-items: center;
  gap: 20px;
}

.footer-link {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--text-secondary);
  text-decoration: none;
  transition: color 0.2s;
}

.footer-link:hover {
  color: var(--accent);
}

/* Animations */
@keyframes fadeDown {
  from { opacity: 0; transform: translateY(-16px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Responsive */
@media (max-width: 640px) {
  .header {
    padding: 20px 20px;
  }

  .header-badge {
    font-size: 11px;
    padding: 4px 10px;
  }

  .main {
    padding: 60px 16px 60px;
  }

  .headline {
    letter-spacing: -1.5px;
  }

  .subline {
    font-size: 16px;
  }

  .waitlist-form {
    flex-direction: column;
    padding: 12px;
    gap: 10px;
    border-radius: 16px;
  }

  .email-input {
    width: 100%;
    text-align: center;
  }

  .submit-btn {
    width: 100%;
    justify-content: center;
  }

  .features {
    grid-template-columns: 1fr;
  }

  .stats-bar {
    flex-direction: column;
    gap: 20px;
    padding: 24px;
  }

  .stat-divider {
    width: 40px;
    height: 1px;
    margin: 0;
  }

  .footer {
    flex-direction: column;
    gap: 16px;
    padding: 20px;
    text-align: center;
  }

  .footer-left {
    flex-direction: column;
    gap: 4px;
  }

  .br-desktop {
    display: none;
  }
}