:root {
  --bg: #ffffff;
  --bg-alt: #f9fafb;
  --bg-dark: #111827;
  --fg: #111827;
  --fg-muted: #6b7280;
  --fg-light: #9ca3af;
  --accent: #f97316;
  --accent-dark: #ea580c;
  --accent-light: #fed7aa;
  --border: #e5e7eb;
  --font-display: 'DM Sans', sans-serif;
  --font-body: 'Source Sans 3', sans-serif;
  --radius: 12px;
  --radius-sm: 8px;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.06), 0 1px 2px rgba(0,0,0,0.04);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.08);
  --shadow-lg: 0 12px 40px rgba(0,0,0,0.12);
  --max-w: 1080px;
}

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

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

body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--fg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* Trust bar */
.trust-bar {
  background: #0a0a0a;
  padding: 14px 24px;
  text-align: center;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.trust-bar-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
}
.trust-bar-text {
  font-family: var(--font-display);
  font-size: 0.9375rem;
  font-weight: 600;
  color: rgba(255,255,255,0.9);
  letter-spacing: -0.01em;
}
.trust-bar-text strong {
  color: #ffffff;
}
.trust-bar-accent {
  color: var(--accent);
}
.trust-bar-dot {
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--accent);
  flex-shrink: 0;
}
@media (max-width: 480px) {
  .trust-bar { padding: 12px 16px; }
  .trust-bar-text { font-size: 0.875rem; }
}

/* Navbar */
.navbar {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 16px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.125rem;
  color: var(--fg);
  letter-spacing: -0.02em;
}
.nav-tagline {
  font-size: 0.875rem;
  color: var(--fg-muted);
  font-weight: 400;
}

/* Hero */
.hero {
  padding: 80px 24px 72px;
  background: linear-gradient(180deg, #fff 0%, #f9fafb 100%);
}
.hero-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}
.hero-eyebrow {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--accent-dark);
  background: #fff7ed;
  border: 1px solid var(--accent-light);
  border-radius: 100px;
  padding: 6px 14px;
  display: inline-flex;
  margin-bottom: 20px;
  width: fit-content;
}
.eyebrow-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  flex-shrink: 0;
  animation: pulse-dot 2s ease-in-out infinite;
}
@keyframes pulse-dot {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}
.hero-headline {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2.25rem, 4vw, 3.25rem);
  line-height: 1.08;
  letter-spacing: -0.03em;
  color: var(--fg);
  margin-bottom: 20px;
}
.hero-sub {
  font-size: 1.0625rem;
  color: var(--fg-muted);
  line-height: 1.65;
  max-width: 480px;
  margin-bottom: 28px;
}
.hero-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.hero-cta {
  display: inline-block;
  padding: 14px 28px;
  background: var(--accent);
  color: #fff;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1rem;
  border-radius: var(--radius-sm);
  text-decoration: none;
  margin-bottom: 20px;
  transition: background 0.15s ease, transform 0.1s ease;
}
.hero-cta:hover {
  background: var(--accent-dark);
  transform: translateY(-1px);
}
.pill {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--fg);
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: 100px;
  padding: 5px 12px;
}

/* Phone mockup */
.hero-visual {
  display: flex;
  justify-content: center;
}
.phone-frame {
  width: 260px;
  background: var(--bg-dark);
  border-radius: 36px;
  padding: 12px;
  box-shadow: 0 0 0 1px rgba(255,255,255,0.1), var(--shadow-lg);
  position: relative;
}
.phone-notch {
  width: 80px;
  height: 24px;
  background: var(--bg-dark);
  border-radius: 0 0 16px 16px;
  position: absolute;
  top: 12px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
}
.phone-screen {
  background: #fff;
  border-radius: 28px;
  padding: 40px 20px 16px;
  min-height: 380px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.sms-bubble {
  background: #f3f4f6;
  border-radius: 16px 16px 16px 4px;
  padding: 14px 16px;
  position: relative;
}
.sms-from {
  font-size: 0.6875rem;
  font-weight: 700;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 6px;
}
.sms-body {
  font-size: 0.8125rem;
  color: var(--fg);
  line-height: 1.5;
}
.sms-time {
  font-size: 0.6875rem;
  color: var(--fg-light);
  margin-top: 8px;
}
.phone-bottom-bar {
  margin-top: auto;
  display: flex;
  align-items: center;
  gap: 6px;
  padding-top: 12px;
  border-top: 1px solid var(--border);
}
.status-indicator {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #22c55e;
  animation: pulse-dot 2s ease-in-out infinite;
}
.phone-bottom-bar span {
  font-size: 0.6875rem;
  color: #22c55e;
  font-weight: 600;
}

/* Proof */
.proof {
  background: var(--bg-dark);
  padding: 48px 24px;
}
.proof-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
}
.proof-stat {
  text-align: center;
  flex: 1;
  padding: 0 32px;
}
.stat-number {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 2.5rem;
  color: var(--accent);
  letter-spacing: -0.04em;
  line-height: 1;
  margin-bottom: 8px;
}
.stat-label {
  font-size: 0.875rem;
  color: rgba(255,255,255,0.55);
  max-width: 180px;
  margin: 0 auto;
  line-height: 1.4;
}
.proof-divider {
  width: 1px;
  height: 56px;
  background: rgba(255,255,255,0.1);
  flex-shrink: 0;
}

/* Features */
.features {
  padding: 96px 24px;
  background: var(--bg);
}
.features-inner {
  max-width: var(--max-w);
  margin: 0 auto;
}
.section-label {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--accent);
  margin-bottom: 12px;
}
.section-headline {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.75rem, 3vw, 2.25rem);
  letter-spacing: -0.025em;
  line-height: 1.15;
  color: var(--fg);
  margin-bottom: 56px;
  max-width: 560px;
}
.feature-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}
.feature-card {
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
  transition: box-shadow 0.2s ease, transform 0.2s ease;
}
.feature-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}
.feature-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  background: #fff;
  border: 1px solid var(--border);
  color: var(--accent);
}
.feature-card h3 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.0625rem;
  letter-spacing: -0.015em;
  color: var(--fg);
  margin-bottom: 10px;
}
.feature-card p {
  font-size: 0.9375rem;
  color: var(--fg-muted);
  line-height: 1.6;
}

/* How it works */
.how {
  padding: 96px 24px;
  background: var(--bg-alt);
}
.how-inner {
  max-width: var(--max-w);
  margin: 0 auto;
}
.steps {
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1fr;
  align-items: center;
  gap: 0;
}
.step {
  padding: 32px;
}
.step-number {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 2rem;
  color: var(--accent-light);
  letter-spacing: -0.04em;
  margin-bottom: 16px;
}
.step-content h3 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.0625rem;
  letter-spacing: -0.015em;
  color: var(--fg);
  margin-bottom: 8px;
}
.step-content p {
  font-size: 0.9375rem;
  color: var(--fg-muted);
  line-height: 1.6;
}
.step-arrow {
  color: var(--fg-light);
  padding: 0 8px;
}

/* Pricing */
.pricing {
  padding: 96px 24px;
  background: var(--bg);
}
.pricing-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
}
.pricing-card {
  background: var(--bg-dark);
  border-radius: 20px;
  padding: 56px;
  max-width: 480px;
  width: 100%;
  text-align: center;
}
.pricing-amount {
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 2px;
  margin-bottom: 16px;
}
.price-currency {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.5rem;
  color: rgba(255,255,255,0.6);
  align-self: flex-start;
  margin-top: 8px;
}
.price-number {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 4rem;
  color: #ffffff;
  letter-spacing: -0.05em;
  line-height: 1;
}
.price-period {
  font-size: 1rem;
  color: rgba(255,255,255,0.45);
  margin-left: 4px;
}
.pricing-desc {
  font-size: 1rem;
  color: rgba(255,255,255,0.55);
  margin-bottom: 32px;
}
.pricing-features {
  list-style: none;
  text-align: left;
  margin-bottom: 32px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.pricing-features li {
  font-size: 0.9375rem;
  color: rgba(255,255,255,0.75);
  padding-left: 24px;
  position: relative;
}
.pricing-features li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 8px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
}
.pricing-note {
  font-size: 0.8125rem;
  color: rgba(255,255,255,0.3);
  border-top: 1px solid rgba(255,255,255,0.08);
  padding-top: 24px;
  margin-top: 24px;
}
.btn-cta {
  display: inline-block;
  padding: 14px 32px;
  background: var(--accent);
  color: #fff;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1rem;
  border-radius: var(--radius-sm);
  text-decoration: none;
  text-align: center;
  transition: background 0.15s ease, transform 0.1s ease;
}
.btn-cta:hover {
  background: var(--accent-dark);
  transform: translateY(-1px);
}
.btn-cta:active {
  transform: scale(0.98);
}

/* Demo SMS Widget */
.demo-widget-section {
  padding: 64px 24px 80px;
  background: var(--bg);
}
.demo-widget-inner {
  max-width: 600px;
  margin: 0 auto;
}
.demo-widget-card {
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 36px 40px;
}
.demo-widget-header {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 28px;
}
.demo-widget-icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: #fff;
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  flex-shrink: 0;
}
.demo-widget-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.0625rem;
  letter-spacing: -0.015em;
  color: var(--fg);
  margin-bottom: 4px;
}
.demo-widget-sub {
  font-size: 0.9375rem;
  color: var(--fg-muted);
  line-height: 1.55;
}
.demo-widget-form {
  margin-bottom: 16px;
}
.demo-input-row {
  display: flex;
  gap: 10px;
  align-items: stretch;
}
#demo-phone {
  flex: 1;
  min-width: 0;
  padding: 12px 16px;
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 500;
  color: var(--fg);
  background: #fff;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  outline: none;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
  letter-spacing: 0.02em;
}
#demo-phone:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(249, 115, 22, 0.12);
}
#demo-phone::placeholder {
  color: var(--fg-light);
}
.btn-demo {
  padding: 12px 20px;
  background: var(--accent);
  color: #fff;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.9375rem;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  white-space: nowrap;
  transition: background 0.15s ease, transform 0.1s ease;
  display: flex;
  align-items: center;
  gap: 8px;
}
.btn-demo:hover:not(:disabled) {
  background: var(--accent-dark);
}
.btn-demo:active:not(:disabled) {
  transform: scale(0.98);
}
.btn-demo:disabled {
  opacity: 0.65;
  cursor: not-allowed;
}
.btn-loading {
  display: none;
}
.btn-demo.loading .btn-text { display: none; }
.btn-demo.loading .btn-loading { display: flex; }
.btn-demo.loading .btn-loading svg {
  animation: spin 0.7s linear infinite;
}
@keyframes spin {
  to { transform: rotate(360deg); }
}
.demo-error {
  margin-top: 10px;
  font-size: 0.875rem;
  color: #dc2626;
  display: none;
}
.demo-error:not([hidden]) { display: block; }
.demo-success {
  display: none;
  align-items: center;
  gap: 10px;
  padding: 14px 18px;
  background: #f0fdf4;
  border: 1px solid #bbf7d0;
  border-radius: var(--radius-sm);
  color: #15803d;
  font-size: 0.9375rem;
  font-weight: 600;
}
.demo-success:not([hidden]) { display: flex; }
.demo-privacy {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.8125rem;
  color: var(--fg-light);
  margin-top: 12px;
}

/* Closing */
.closing {
  padding: 80px 24px 96px;
  background: linear-gradient(180deg, #f9fafb 0%, #fff 100%);
}
.closing-inner {
  max-width: 680px;
  margin: 0 auto;
  text-align: center;
}
.closing-headline {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  letter-spacing: -0.025em;
  line-height: 1.2;
  color: var(--fg);
  margin-bottom: 20px;
}
.closing-sub {
  font-size: 1.0625rem;
  color: var(--fg-muted);
  line-height: 1.65;
}

/* Footer */
.footer {
  border-top: 1px solid var(--border);
  padding: 32px 24px;
}
.footer-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.footer-logo {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 0.9375rem;
  color: var(--fg);
  display: block;
  margin-bottom: 4px;
}
.footer-motto {
  font-size: 0.8125rem;
  color: var(--fg-muted);
}
.footer-links span {
  font-size: 0.8125rem;
  color: var(--fg-light);
}

/* Responsive */
@media (max-width: 768px) {
  .hero-inner {
    grid-template-columns: 1fr;
    gap: 48px;
  }
  .hero-visual {
    justify-content: center;
  }
  .phone-frame {
    width: 200px;
  }
  .phone-screen {
    min-height: 280px;
    padding: 32px 16px 12px;
  }
  .hero-headline {
    font-size: 2.25rem;
  }
  .feature-grid {
    grid-template-columns: 1fr;
  }
  .proof-inner {
    flex-direction: column;
    gap: 32px;
  }
  .proof-divider {
    width: 80px;
    height: 1px;
  }
  .steps {
    grid-template-columns: 1fr;
    gap: 0;
  }
  .step-arrow {
    display: flex;
    justify-content: center;
    padding: 8px 0;
  }
  .step {
    padding: 0 0 32px;
  }
  .pricing-card {
    padding: 40px 28px;
  }
  .footer-inner {
    flex-direction: column;
    gap: 16px;
    text-align: center;
  }
}

@media (max-width: 600px) {
  .demo-widget-card {
    padding: 28px 24px;
  }
  .demo-input-row {
    flex-direction: column;
  }
  .btn-demo {
    width: 100%;
    justify-content: center;
  }
}

@media (max-width: 375px) {
  .hero {
    padding: 56px 20px 56px;
  }
  .hero-headline {
    font-size: 1.875rem;
  }
  .features, .how, .pricing {
    padding: 64px 20px;
  }
  .nav-tagline {
    display: none;
  }
}