:root {
  --bg: #0d0f1a;
  --bg-card: #14172a;
  --fg: #f0f2f8;
  --fg-muted: #8892a4;
  --accent: #00d4ff;
  --accent-dim: rgba(0, 212, 255, 0.12);
  --accent-dim-amber: rgba(251, 191, 36, 0.12);
  --accent-dim-green: rgba(16, 185, 129, 0.12);
  --amber: #fbbf24;
  --green: #10b981;
  --border: rgba(255, 255, 255, 0.06);
}

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

body {
  background: var(--bg);
  color: var(--fg);
  font-family: 'DM Sans', sans-serif;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* NAV */
.nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 24px 48px;
  border-bottom: 1px solid var(--border);
}
.nav-logo {
  font-family: 'DM Serif Display', serif;
  font-size: 22px;
  letter-spacing: 0.12em;
  color: var(--fg);
}
.nav-tagline {
  font-size: 13px;
  color: var(--fg-muted);
  letter-spacing: 0.04em;
}
.nav-left {
  display: flex;
  align-items: center;
  gap: 12px;
}
.nav-links {
  display: flex;
  gap: 20px;
  align-items: center;
}
.nav-user {
  font-size: 13px;
  color: var(--fg-muted);
  max-width: 160px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.btn-accent-nav {
  background: var(--accent);
  color: #0d0f1a;
  font-size: 13px;
  font-weight: 600;
  padding: 7px 16px;
  border-radius: 7px;
  text-decoration: none;
  transition: opacity 0.15s;
  font-family: 'DM Sans', sans-serif;
}
.btn-accent-nav:hover { opacity: 0.85; }
.btn-sm {
  font-size: 13px;
  padding: 5px 12px;
}
.nav-link {
  font-size: 14px;
  color: var(--fg-muted);
  text-decoration: none;
  transition: color 0.15s;
}
.nav-link:hover { color: var(--accent); }

/* HERO */
.hero {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  padding: 96px 48px 80px;
  min-height: 580px;
  position: relative;
}
.hero::after {
  content: '';
  position: absolute;
  right: 0;
  top: 0;
  bottom: 0;
  width: 40%;
  background: radial-gradient(ellipse at 80% 50%, rgba(0, 212, 255, 0.08) 0%, transparent 70%);
  pointer-events: none;
}
.hero-left {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 24px;
  z-index: 1;
}
.hero-headline {
  font-family: 'DM Serif Display', serif;
  font-size: clamp(42px, 5vw, 64px);
  line-height: 1.08;
  color: var(--fg);
  letter-spacing: -0.02em;
}
.hero-headline em {
  font-style: italic;
  color: var(--accent);
}
.hero-sub {
  font-size: 17px;
  color: var(--fg-muted);
  max-width: 480px;
  line-height: 1.7;
}
.hero-right {
  display: flex;
  align-items: center;
  z-index: 1;
}
.hero-visual {
  display: flex;
  flex-direction: column;
  gap: 12px;
  width: 100%;
}
.signal-card {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 16px 18px;
}
.signal-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
  margin-top: 5px;
  flex-shrink: 0;
  box-shadow: 0 0 8px var(--accent);
}
.signal-dot-amber { background: var(--amber); box-shadow: 0 0 8px var(--amber); }
.signal-dot-green { background: var(--green); box-shadow: 0 0 8px var(--green); }
.signal-content {
  display: flex;
  flex-direction: column;
  gap: 3px;
}
.signal-label {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--fg-muted);
}
.signal-text {
  font-size: 14px;
  color: var(--fg);
  font-weight: 500;
}
.signal-time {
  font-size: 12px;
  color: var(--fg-muted);
}

/* WHAT IT DOES */
.what-it-does {
  padding: 80px 48px;
  border-top: 1px solid var(--border);
}
.section-label {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--accent);
  margin-bottom: 16px;
}
.section-headline {
  font-family: 'DM Serif Display', serif;
  font-size: clamp(28px, 3.5vw, 42px);
  color: var(--fg);
  margin-bottom: 48px;
  max-width: 600px;
  line-height: 1.15;
}
.feature-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 28px 24px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.feature-icon {
  color: var(--accent);
  width: 24px;
  height: 24px;
}
.feature-card h3 {
  font-size: 16px;
  font-weight: 600;
  color: var(--fg);
}
.feature-card p {
  font-size: 14px;
  color: var(--fg-muted);
  line-height: 1.6;
}

/* HOW IT WORKS */
.how-it-works {
  padding: 80px 48px;
  border-top: 1px solid var(--border);
  background: linear-gradient(180deg, var(--bg) 0%, var(--bg-card) 100%);
}
.steps {
  display: flex;
  flex-direction: column;
  gap: 0;
  margin-top: 48px;
}
.step {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 32px;
  align-items: start;
  padding: 28px 0;
  border-bottom: 1px solid var(--border);
}
.step:last-child { border-bottom: none; }
.step-number {
  font-family: 'DM Serif Display', serif;
  font-size: 36px;
  color: var(--accent);
  opacity: 0.6;
  line-height: 1;
  padding-top: 4px;
}
.step-content h3 {
  font-size: 18px;
  font-weight: 600;
  color: var(--fg);
  margin-bottom: 8px;
}
.step-content p {
  font-size: 15px;
  color: var(--fg-muted);
  max-width: 520px;
}

/* PRINCIPLES */
.principles {
  padding: 80px 48px;
  border-top: 1px solid var(--border);
}
.principles-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
  margin-top: 48px;
}
.principle-stat {
  font-family: 'DM Serif Display', serif;
  font-size: 22px;
  color: var(--accent);
  margin-bottom: 12px;
}
.principle-desc {
  font-size: 15px;
  color: var(--fg-muted);
  line-height: 1.65;
}

/* CLOSING */
.closing {
  padding: 100px 48px;
  border-top: 1px solid var(--border);
  text-align: center;
  position: relative;
  overflow: hidden;
}
.closing::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(0, 212, 255, 0.06) 0%, transparent 70%);
  pointer-events: none;
}
.closing-headline {
  font-family: 'DM Serif Display', serif;
  font-size: clamp(28px, 4vw, 48px);
  color: var(--fg);
  max-width: 640px;
  margin: 0 auto 20px;
  line-height: 1.1;
  position: relative;
}
.closing-sub {
  font-size: 17px;
  color: var(--fg-muted);
  max-width: 480px;
  margin: 0 auto;
  position: relative;
}

/* CLOSING CTA */
.closing-cta {
  display: flex;
  gap: 16px;
  justify-content: center;
  margin-top: 36px;
  position: relative;
}
.btn-lg {
  padding: 14px 32px;
  font-size: 16px;
  border-radius: 10px;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  font-family: 'DM Sans', sans-serif;
  font-weight: 500;
  transition: opacity 0.15s, transform 0.1s;
}
.btn-lg:hover { opacity: 0.88; }
.btn-primary {
  background: var(--accent);
  color: #0d0f1a;
}
.btn-ghost {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--fg);
}
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); }

/* SOCIAL PROOF */
.social-proof {
  padding: 80px 48px;
  border-top: 1px solid var(--border);
}
.testimonials-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: auto auto;
  gap: 20px;
  margin-top: 48px;
}
.testimonial-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 28px 28px;
  display: flex;
  flex-direction: column;
  gap: 18px;
}
.testimonial-card-wide {
  grid-column: 1 / -1;
}
.testimonial-quote {
  color: var(--accent);
  opacity: 0.6;
  width: 20px;
  height: 20px;
}
.testimonial-text {
  font-size: 15px;
  color: var(--fg);
  line-height: 1.65;
  font-weight: 400;
}
.testimonial-author {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: auto;
}
.testimonial-avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--accent-dim);
  border: 1px solid rgba(0, 212, 255, 0.2);
  color: var(--accent);
  font-size: 12px;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.testimonial-name {
  font-size: 14px;
  font-weight: 600;
  color: var(--fg);
}
.testimonial-role {
  font-size: 12px;
  color: var(--fg-muted);
}
.stats-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
}
.stat-item {
  flex: 1;
  text-align: center;
  padding: 8px 0;
}
.stat-value {
  font-family: 'DM Serif Display', serif;
  font-size: 28px;
  color: var(--accent);
  line-height: 1;
  margin-bottom: 6px;
}
.stat-label {
  font-size: 13px;
  color: var(--fg-muted);
}
.stat-divider {
  width: 1px;
  height: 40px;
  background: var(--border);
  flex-shrink: 0;
}

/* FOOTER */
.footer {
  padding: 40px 48px;
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.footer-brand {
  font-family: 'DM Serif Display', serif;
  font-size: 18px;
  letter-spacing: 0.12em;
  color: var(--fg);
}
.footer-copy {
  font-size: 14px;
  color: var(--fg-muted);
}
.footer-tag {
  font-size: 12px;
  color: var(--fg-muted);
  opacity: 0.5;
}

/* PRICING — supporting copy above CTA */
.plan-urgency {
  font-size: 13px;
  color: var(--fg-muted);
  text-align: center;
  margin-bottom: 14px;
  line-height: 1.5;
}
.plan-urgency strong {
  color: var(--fg);
  font-weight: 600;
}

/* RESPONSIVE */
@media (max-width: 900px) {
  .hero { grid-template-columns: 1fr; gap: 48px; padding: 64px 24px 56px; }
  .hero-right { display: none; }
  .feature-grid { grid-template-columns: 1fr 1fr; }
  .principles-grid { grid-template-columns: 1fr; gap: 32px; }
  .nav { padding: 20px 24px; }
  .nav-tagline { display: none; }
  .what-it-does, .how-it-works, .principles, .closing { padding: 60px 24px; }
  .footer { padding: 32px 24px; flex-direction: column; gap: 12px; text-align: center; }
}
@media (max-width: 600px) {
  .feature-grid { grid-template-columns: 1fr; }
  .step { grid-template-columns: 48px 1fr; gap: 16px; }
  .email-capture-form { flex-direction: column; }
}

/* EMAIL CAPTURE (landing page fallback) */
.email-capture {
  margin-top: 28px;
  max-width: 460px;
  margin-left: auto;
  margin-right: auto;
  text-align: center;
  position: relative;
  font-size: 14px;
  color: var(--fg-muted);
}
.email-capture-label {
  margin: 0 0 12px;
  font-size: 13px;
  color: var(--fg-muted);
  opacity: 0.8;
}
.email-capture-form {
  display: flex;
  gap: 8px;
  justify-content: center;
}
.email-capture input {
  flex: 1;
  min-width: 0;
  padding: 10px 14px;
  font-size: 14px;
  font-family: 'DM Sans', sans-serif;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--fg);
  outline: none;
  transition: border-color 0.15s, box-shadow 0.15s;
}
.email-capture input::placeholder { color: var(--fg-muted); }
.email-capture input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(0, 212, 255, 0.15);
}
.email-capture button {
  padding: 10px 18px;
  font-size: 14px;
}
.email-capture-success {
  margin-top: 8px;
  padding: 14px 18px;
  background: rgba(0, 212, 255, 0.08);
  border: 1px solid rgba(0, 212, 255, 0.3);
  border-radius: 8px;
  color: var(--accent);
  font-size: 14px;
  font-family: 'DM Sans', sans-serif;
}

/* FAQ */
.faq {
  padding: 80px 48px;
  border-top: 1px solid var(--border);
  max-width: 880px;
  margin: 0 auto;
}
.faq-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  margin-top: 48px;
}
.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 24px 28px;
}
.faq-q {
  font-size: 17px;
  font-weight: 600;
  color: var(--fg);
  margin-bottom: 10px;
}
.faq-a {
  font-size: 15px;
  color: var(--fg-muted);
  line-height: 1.65;
}

/* FOUNDERS TRUST */
.founders-trust {
  padding: 80px 48px;
  border-top: 1px solid var(--border);
  text-align: center;
}
.trust-line {
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--fg-muted);
  margin-bottom: 36px;
}
.founders-trust-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  max-width: 880px;
  margin: 0 auto;
}
.founder-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 28px;
  display: flex;
  flex-direction: column;
  gap: 18px;
  text-align: left;
}
.founder-quote {
  font-family: 'DM Serif Display', serif;
  font-size: 18px;
  line-height: 1.5;
  color: var(--fg);
}
.founder-name {
  font-size: 14px;
  font-weight: 600;
  color: var(--fg);
}
.founder-role {
  font-size: 12px;
  color: var(--fg-muted);
}
@media (max-width: 767px) {
  .founders-trust { padding: 60px 24px; }
  .founders-trust-grid { grid-template-columns: 1fr; }
}