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

:root {
  --bg-primary: #1a1d22;
  --bg-secondary: #2a3038;
  --accent: #ff8c42;
  --accent-bright: #ff6b1a;
  --text-primary: #e4e6eb;
  --text-secondary: #8a8f99;
  --border: rgba(255, 140, 66, 0.15);
  --grid-line: rgba(255, 140, 66, 0.04);
  --mono: 'JetBrains Mono', 'Fira Code', 'Courier New', monospace;
  --sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
}

html, body {
  height: 100%;
  background: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.6;
  overflow-x: hidden;
}

.grid-bg {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image:
    linear-gradient(var(--grid-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-line) 1px, transparent 1px);
  background-size: 40px 40px;
  z-index: 0;
  pointer-events: none;
  animation: grid-shift 30s linear infinite;
}

@keyframes grid-shift {
  from { background-position: 0 0; }
  to { background-position: 40px 40px; }
}

.coords {
  position: fixed;
  font-family: var(--mono);
  font-size: 11px;
  color: var(--text-secondary);
  opacity: 0.5;
  z-index: 1;
  letter-spacing: 0.05em;
}

.coords-tl { top: 16px; left: 16px; }
.coords-tr { top: 16px; right: 16px; }
.coords-bl { bottom: 16px; left: 16px; }
.coords-br { bottom: 16px; right: 16px; }

.container {
  position: relative;
  z-index: 2;
  max-width: 720px;
  margin: 0 auto;
  padding: 80px 24px;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
}

.logo {
  margin-bottom: 32px;
  animation: fade-in 0.8s ease-out;
}

.logo img {
  filter: drop-shadow(0 0 20px rgba(255, 140, 66, 0.3));
}

.brand {
  font-size: 64px;
  font-weight: 700;
  letter-spacing: -0.04em;
  margin-bottom: 16px;
  background: linear-gradient(180deg, var(--text-primary) 0%, var(--text-secondary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: fade-in 0.9s ease-out;
}

.positioning {
  font-size: 20px;
  font-weight: 300;
  color: var(--text-primary);
  margin-bottom: 12px;
  max-width: 480px;
  animation: fade-in 1s ease-out;
}

.slogan {
  font-family: var(--mono);
  font-size: 14px;
  color: var(--accent);
  margin-bottom: 56px;
  letter-spacing: 0.03em;
  animation: fade-in 1.1s ease-out;
}

.teasers {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 56px;
  width: 100%;
  max-width: 460px;
  animation: fade-in 1.2s ease-out;
}

.teaser {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 14px 20px;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 8px;
  text-align: left;
  transition: border-color 0.2s, transform 0.2s;
}

.teaser:hover {
  border-color: var(--accent);
  transform: translateX(4px);
}

.teaser-icon {
  font-family: var(--mono);
  font-size: 16px;
  color: var(--accent);
  font-weight: 600;
  flex-shrink: 0;
}

.teaser-text {
  font-size: 15px;
  color: var(--text-primary);
}

.cta {
  width: 100%;
  max-width: 460px;
  margin-bottom: 56px;
  animation: fade-in 1.3s ease-out;
}

.cta-text {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--text-secondary);
  margin-bottom: 16px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.subscribe-form {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.email-input {
  flex: 1;
  min-width: 200px;
  padding: 14px 18px;
  font-family: var(--sans);
  font-size: 15px;
  color: var(--text-primary);
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 8px;
  outline: none;
  transition: border-color 0.2s;
}

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

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

.submit-btn {
  padding: 14px 28px;
  font-family: var(--sans);
  font-size: 15px;
  font-weight: 600;
  color: var(--bg-primary);
  background: var(--accent);
  border: none;
  border-radius: 8px;
  cursor: pointer;
  transition: background 0.2s, transform 0.1s;
}

.submit-btn:hover:not(:disabled) {
  background: var(--accent-bright);
}

.submit-btn:active {
  transform: scale(0.98);
}

.submit-btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.honeypot {
  position: absolute !important;
  left: -9999px !important;
  top: -9999px !important;
  visibility: hidden !important;
}

.form-message {
  margin-top: 16px;
  font-size: 14px;
  font-family: var(--mono);
  min-height: 20px;
  letter-spacing: 0.02em;
}

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

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

.footer {
  margin-top: auto;
  padding-top: 40px;
  animation: fade-in 1.4s ease-out;
}

.footer-text {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--text-secondary);
}

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

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

@keyframes fade-in {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 600px) {
  .container { padding: 60px 20px; }
  .brand { font-size: 48px; }
  .positioning { font-size: 18px; }
  .coords { font-size: 9px; }
  .coords-tl, .coords-tr { top: 8px; }
  .coords-bl, .coords-br { bottom: 8px; }
  .coords-tl, .coords-bl { left: 8px; }
  .coords-tr, .coords-br { right: 8px; }

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

  .email-input, .submit-btn {
    width: 100%;
  }
}