/* ── Tokens ─────────────────────────────────────────── */
:root {
  --bg:        #0F1629;
  --bg-alt:    #151D2E;
  --bg-card:   #1A2337;
  --fg:        #F0F4FF;
  --fg-muted:  #8A96AE;
  --accent:    #C8FF00;
  --accent-dim: rgba(200,255,0,0.12);
  --border:    rgba(240,244,255,0.08);
  --radius:    12px;
  --font-display: 'Syne', sans-serif;
  --font-body:    'DM Sans', sans-serif;
}

/* ── Reset ───────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; scroll-behavior: smooth; }
body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-body);
  font-weight: 400;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* ── Nav ──────────────────────────────────────────────── */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 0 40px;
  height: 64px;
  display: flex;
  align-items: center;
  background: rgba(15,22,41,0.85);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--accent);
  letter-spacing: -0.02em;
}
.nav-tagline {
  font-size: 0.8rem;
  color: var(--fg-muted);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

/* ── Hero ─────────────────────────────────────────────── */
.hero {
  padding: 140px 40px 100px;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background:
    radial-gradient(ellipse 80% 60% at 70% 30%, rgba(200,255,0,0.06) 0%, transparent 60%),
    radial-gradient(ellipse 50% 50% at 20% 80%, rgba(200,255,0,0.04) 0%, transparent 50%),
    var(--bg);
  overflow: hidden;
}
.hero-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.hero-eyebrow {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--accent-dim);
  border: 1px solid rgba(200,255,0,0.25);
  padding: 6px 14px;
  border-radius: 100px;
  margin-bottom: 24px;
}
.hero-headline {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -0.03em;
  color: var(--fg);
  margin-bottom: 24px;
}
.hero-sub {
  font-size: 1.1rem;
  color: var(--fg-muted);
  line-height: 1.7;
  max-width: 480px;
  margin-bottom: 48px;
}
.hero-cta {
  display: flex;
  flex-direction: column;
  gap: 16px;
  max-width: 480px;
  margin-top: 8px;
}
.cta-primary {
  align-self: flex-start;
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: #0F1629;
  background: var(--accent);
  border: 1px solid var(--accent);
  border-radius: 100px;
  padding: 14px 28px;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}
.cta-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 8px 24px rgba(200,255,0,0.25);
}
.cta-primary:active { transform: translateY(0); }
.hero-signup-form {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.hero-signup-form input {
  flex: 1 1 200px;
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--fg);
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px 14px;
  outline: none;
  transition: border-color 0.15s ease;
}
.hero-signup-form input::placeholder { color: var(--fg-muted); }
.hero-signup-form input:focus { border-color: var(--accent); }
.cta-submit {
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: #0F1629;
  background: var(--accent);
  border: 1px solid var(--accent);
  border-radius: 8px;
  padding: 12px 22px;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease, opacity 0.15s ease;
}
.cta-submit:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(200,255,0,0.2);
}
.cta-submit:disabled { opacity: 0.6; cursor: not-allowed; transform: none; box-shadow: none; }
.hero-signup-error {
  flex: 1 0 100%;
  font-size: 0.82rem;
  color: #FFC800;
  margin-top: 4px;
}
.hero-signup-error.is-success { color: var(--accent); }
.hero-stats {
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.hero-stat {
  display: flex;
  align-items: baseline;
  gap: 12px;
}
.stat-value {
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--accent);
  flex-shrink: 0;
}
.stat-label {
  font-size: 0.9rem;
  color: var(--fg-muted);
  line-height: 1.4;
}

/* Phone mockup */
.phone-frame {
  width: 280px;
  margin: 0 auto;
  background: #0A0F1C;
  border-radius: 36px;
  padding: 12px;
  box-shadow:
    0 0 0 1px rgba(200,255,0,0.15),
    0 30px 60px rgba(0,0,0,0.5),
    0 0 80px rgba(200,255,0,0.05);
}
.phone-notch {
  width: 80px;
  height: 24px;
  background: #0A0F1C;
  border-radius: 20px;
  margin: 0 auto 8px;
}
.phone-screen {
  background: #111827;
  border-radius: 28px;
  padding: 20px 16px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  min-height: 380px;
  position: relative;
}
.sms-bubble {
  max-width: 85%;
}
.sms-missed {
  background: rgba(255,200,0,0.08);
  border: 1px solid rgba(255,200,0,0.2);
  border-radius: 8px;
  padding: 6px 12px;
}
.sms-label {
  font-size: 0.65rem;
  color: #FFC800;
  font-weight: 500;
  letter-spacing: 0.04em;
}
.sms-reply {
  align-self: flex-end;
  background: var(--accent-dim);
  border: 1px solid rgba(200,255,0,0.2);
  border-radius: 16px 16px 4px 16px;
  padding: 10px 14px;
}
.sms-ai {
  align-self: flex-end;
  background: #1A2A4A;
  border: 1px solid rgba(200,255,0,0.15);
  border-radius: 16px 16px 4px 16px;
  padding: 10px 14px;
}
.sms-response {
  align-self: flex-start;
  background: #1F2840;
  border-radius: 16px 16px 16px 4px;
  padding: 10px 14px;
}
.sms-time {
  font-size: 0.6rem;
  color: var(--fg-muted);
  margin-bottom: 4px;
}
.sms-text {
  font-size: 0.78rem;
  line-height: 1.45;
  color: var(--fg);
}
.sms-read {
  font-size: 0.58rem;
  color: rgba(200,255,0,0.5);
  text-align: right;
  margin-top: 3px;
}
.lead-badge {
  margin-top: auto;
  display: flex;
  align-items: center;
  gap: 10px;
  background: rgba(200,255,0,0.08);
  border: 1px solid rgba(200,255,0,0.25);
  border-radius: 10px;
  padding: 8px 12px;
}
.lead-badge-icon {
  width: 28px;
  height: 28px;
  background: var(--accent);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.lead-badge-icon::after {
  content: '✓';
  font-size: 0.8rem;
  color: #0F1629;
  font-weight: 700;
}
.lead-badge-text {
  display: flex;
  flex-direction: column;
}
.lead-badge-text strong {
  font-size: 0.72rem;
  color: var(--accent);
}
.lead-badge-text span {
  font-size: 0.65rem;
  color: var(--fg-muted);
}

/* ── How it works ─────────────────────────────────────── */
.how-it-works {
  padding: 100px 40px;
  background: var(--bg-alt);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.section-header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 64px;
}
.section-label {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 12px;
}
.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  font-weight: 700;
  letter-spacing: -0.025em;
  line-height: 1.15;
}
.steps-grid {
  max-width: 900px;
  margin: 0 auto;
  display: flex;
  align-items: flex-start;
  gap: 0;
}
.step-card {
  flex: 1;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 32px 28px;
  position: relative;
}
.step-connector {
  width: 60px;
  height: 2px;
  background: linear-gradient(90deg, rgba(200,255,0,0.3), rgba(200,255,0,0.1));
  margin-top: 60px;
  flex-shrink: 0;
}
.step-number {
  font-family: var(--font-display);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--accent);
  margin-bottom: 16px;
}
.step-icon {
  margin-bottom: 20px;
}
.step-title {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--fg);
  margin-bottom: 10px;
  letter-spacing: -0.01em;
}
.step-desc {
  font-size: 0.88rem;
  color: var(--fg-muted);
  line-height: 1.6;
}

/* ── Use cases ────────────────────────────────────────── */
.use-cases {
  padding: 100px 40px;
  background: var(--bg);
}
.usecases-grid {
  max-width: 1000px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 48px;
  align-items: start;
}
.usecase-card {
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 40px 36px;
}
.usecase-icon {
  margin-bottom: 20px;
}
.usecase-title {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--fg);
  margin-bottom: 12px;
  letter-spacing: -0.01em;
}
.usecase-desc {
  font-size: 0.9rem;
  color: var(--fg-muted);
  line-height: 1.7;
  margin-bottom: 24px;
}
.usecase-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.usecase-list li {
  font-size: 0.85rem;
  color: var(--fg-muted);
  padding-left: 20px;
  position: relative;
}
.usecase-list li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--accent);
  font-size: 0.8rem;
}
.usecase-divider {
  width: 1px;
  height: 100%;
  min-height: 200px;
  background: linear-gradient(180deg, transparent, rgba(200,255,0,0.2), transparent);
  align-self: center;
}

/* ── Outcomes ─────────────────────────────────────────── */
.outcomes {
  padding: 100px 40px;
  background: var(--bg-alt);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.outcomes-inner {
  max-width: 1100px;
  margin: 0 auto;
}
.outcomes-headline {
  margin-bottom: 60px;
}
.outcomes-title {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  font-weight: 700;
  letter-spacing: -0.025em;
  line-height: 1.2;
  text-align: center;
}
.outcomes-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}
.outcome-item {
  text-align: center;
  padding: 32px 24px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
}
.outcome-value {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--accent);
  letter-spacing: -0.04em;
  margin-bottom: 10px;
}
.outcome-label {
  font-size: 0.82rem;
  color: var(--fg-muted);
  line-height: 1.5;
}

/* ── Closing ──────────────────────────────────────────── */
.closing {
  padding: 120px 40px;
  background: var(--bg);
  text-align: center;
}
.closing-inner {
  max-width: 640px;
  margin: 0 auto;
}
.closing-icon {
  margin-bottom: 32px;
  display: inline-block;
}
.closing-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.15;
  margin-bottom: 16px;
}
.closing-body {
  font-size: 1.1rem;
  color: var(--fg-muted);
}

/* ── Footer ───────────────────────────────────────────── */
.footer {
  padding: 48px 40px;
  background: var(--bg-alt);
  border-top: 1px solid var(--border);
}
.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  text-align: center;
}
.footer-logo {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--accent);
  margin-bottom: 8px;
  letter-spacing: -0.02em;
}
.footer-tagline {
  font-size: 0.85rem;
  color: var(--fg-muted);
  margin-bottom: 16px;
}
.footer-copy {
  font-size: 0.75rem;
  color: rgba(138,150,174,0.5);
}

/* ── Testimonials ─────────────────────────────────────── */
.testimonials {
  padding: 100px 40px;
  background: var(--bg);
}
.testimonials-inner {
  max-width: 1100px;
  margin: 0 auto;
}
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  margin-bottom: 64px;
}
.testimonial-card {
  background: var(--bg-alt);
  border: 1px solid rgba(200,255,0,0.12);
  border-radius: 20px;
  padding: 36px 32px;
  display: flex;
  flex-direction: column;
  position: relative;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}
.testimonial-card:hover {
  border-color: rgba(200,255,0,0.3);
  box-shadow: 0 8px 32px rgba(200,255,0,0.06);
}
.testimonial-quote-mark {
  font-family: var(--font-display);
  font-size: 5rem;
  font-weight: 800;
  color: var(--accent);
  line-height: 0.8;
  margin-bottom: 20px;
  opacity: 0.6;
}
.testimonial-text {
  font-size: 0.92rem;
  color: var(--fg);
  line-height: 1.7;
  font-style: italic;
  margin-bottom: 28px;
  flex: 1;
}
.testimonial-metrics {
  display: flex;
  gap: 24px;
  padding: 20px 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  margin-bottom: 24px;
}
.t-metric {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.t-value {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: -0.03em;
}
.t-label {
  font-size: 0.72rem;
  color: var(--fg-muted);
  line-height: 1.4;
}
.testimonial-attribution {
  display: flex;
  align-items: center;
  gap: 14px;
}
.t-avatar {
  width: 42px;
  height: 42px;
  background: var(--bg-card);
  border: 1px solid rgba(200,255,0,0.2);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--accent);
  flex-shrink: 0;
  letter-spacing: 0.04em;
}
.t-info {
  display: flex;
  flex-direction: column;
  gap: 3px;
}
.t-info strong {
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--fg);
  letter-spacing: -0.01em;
}
.t-info span {
  font-size: 0.75rem;
  color: var(--fg-muted);
}
.testimonials-cta {
  text-align: center;
}
.cta-text {
  font-size: 1rem;
  color: var(--fg-muted);
}

/* ── Mobile ───────────────────────────────────────────── */
@media (max-width: 768px) {
  .nav { padding: 0 20px; }
  .hero { padding: 100px 20px 60px; }
  .hero-inner { grid-template-columns: 1fr; gap: 48px; }
  .hero-headline { font-size: 2.2rem; }
  .hero-sub { font-size: 1rem; }
  .phone-frame { width: 240px; }
  .steps-grid { flex-direction: column; gap: 16px; }
  .step-connector { display: none; }
  .usecases-grid { grid-template-columns: 1fr; gap: 24px; }
  .usecase-divider { display: none; }
  .outcomes-grid { grid-template-columns: repeat(2, 1fr); }
  .how-it-works, .use-cases, .outcomes, .closing, .footer { padding: 64px 20px; }
  .section-header { margin-bottom: 40px; }
  .testimonials { padding: 64px 20px; }
  .testimonials-grid { grid-template-columns: 1fr; }
}
@media (max-width: 480px) {
  .outcomes-grid { grid-template-columns: 1fr 1fr; gap: 16px; }
  .outcome-value { font-size: 2rem; }
  .testimonial-metrics { gap: 16px; }
}