/* ─── Reset & base ───────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; padding: 0; }

:root {
  --blue-50:  #eff6ff;
  --blue-100: #dbeafe;
  --blue-200: #bfdbfe;
  --blue-500: #3b82f6;
  --blue-600: #2563eb;
  --blue-700: #1d4ed8;

  --slate-50:  #f8fafc;
  --slate-100: #f1f5f9;
  --slate-200: #e2e8f0;
  --slate-300: #cbd5e1;
  --slate-400: #94a3b8;
  --slate-500: #64748b;
  --slate-600: #475569;
  --slate-700: #334155;
  --slate-800: #1e293b;
  --slate-900: #0f172a;

  --green-50: #f0fdf4;
  --amber-50: #fffbeb;

  --radius:    0.75rem;
  --radius-lg: 1rem;
  --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.06);
  --shadow-md: 0 4px 6px -1px rgba(15, 23, 42, 0.08), 0 2px 4px -2px rgba(15, 23, 42, 0.04);
  --shadow-lg: 0 10px 25px -5px rgba(15, 23, 42, 0.1), 0 8px 10px -6px rgba(15, 23, 42, 0.06);
}

html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; scroll-behavior: smooth; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, "Helvetica Neue", sans-serif;
  font-size: 17px;
  line-height: 1.6;
  color: var(--slate-700);
  background: white;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img { max-width: 100%; height: auto; display: block; }

a { color: var(--blue-600); text-decoration: none; transition: color 0.15s; }
a:hover { color: var(--blue-700); }

h1, h2, h3 {
  color: var(--slate-900);
  line-height: 1.2;
  letter-spacing: -0.02em;
}

h1 { font-size: clamp(2.25rem, 5vw, 3.5rem); font-weight: 800; }
h2 { font-size: clamp(1.75rem, 3.5vw, 2.5rem); font-weight: 700; margin-bottom: 0.75rem; }
h3 { font-size: 1.375rem; font-weight: 700; }

.lead { font-size: 1.125rem; color: var(--slate-600); line-height: 1.6; }
.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--blue-600);
  margin-bottom: 0.75rem;
}

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* ─── Buttons ────────────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-weight: 600;
  border-radius: var(--radius);
  cursor: pointer;
  transition: background 0.15s, color 0.15s, transform 0.05s;
  text-align: center;
  border: 1px solid transparent;
  padding: 0.625rem 1.25rem;
  font-size: 0.9375rem;
  white-space: nowrap;
}
.btn:active:not(:disabled) { transform: translateY(1px); }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }
.btn-sm { padding: 0.5rem 0.9rem; font-size: 0.875rem; }
.btn-lg { padding: 0.875rem 1.75rem; font-size: 1.0625rem; }
.btn-block { display: flex; width: 100%; }

.btn-primary {
  background: var(--blue-600); color: white;
}
.btn-primary:hover:not(:disabled) { background: var(--blue-700); color: white; }

.btn-ghost {
  background: white; color: var(--slate-700); border-color: var(--slate-300);
}
.btn-ghost:hover:not(:disabled) { background: var(--slate-50); color: var(--slate-900); }

/* ─── Header ─────────────────────────────────────────────────────────── */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255, 255, 255, 0.85);
  -webkit-backdrop-filter: saturate(180%) blur(12px);
  backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid var(--slate-100);
}
.nav { display: flex; align-items: center; height: 64px; gap: 2rem; position: relative; }
.logo {
  font-weight: 800; font-size: 1.25rem;
  color: var(--blue-600); letter-spacing: -0.02em;
}
.logo:hover { color: var(--blue-700); }
.nav-links { display: flex; gap: 1.75rem; margin-left: auto; }
.nav-links a {
  color: var(--slate-600); font-weight: 500; font-size: 0.9375rem;
}
.nav-links a:hover { color: var(--slate-900); }

/* Hamburger button — hidden on desktop, shown below the 700px breakpoint. The three spans
   become an X when aria-expanded="true". */
.nav-toggle {
  display: none;
  background: transparent;
  border: 0;
  padding: 0.5rem;
  cursor: pointer;
  width: 40px;
  height: 40px;
  margin-left: auto;
}
.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--slate-700);
  margin: 4px auto;
  border-radius: 2px;
  transition: transform 0.2s, opacity 0.2s;
}
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

@media (max-width: 700px) {
  .nav { gap: 0.5rem; }
  .nav-toggle { display: block; }
  /* nav-links becomes an absolute dropdown panel below the sticky header. Hidden by default;
     .is-open is toggled by the inline script. */
  .nav-links {
    display: none;
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    flex-direction: column;
    gap: 0;
    margin-left: 0;
    background: white;
    border-bottom: 1px solid var(--slate-200);
    box-shadow: var(--shadow-md);
    padding: 0.5rem 1.5rem;
  }
  .nav-links.is-open { display: flex; }
  .nav-links a {
    padding: 0.875rem 0;
    font-size: 1rem;
    color: var(--slate-800);
    border-bottom: 1px solid var(--slate-100);
  }
  .nav-links a:last-child { border-bottom: 0; }
}

/* ─── Hero ───────────────────────────────────────────────────────────── */
.hero {
  padding: 4rem 0 5rem;
  background:
    radial-gradient(ellipse at top, var(--blue-50) 0%, white 60%),
    white;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: 4rem;
  align-items: center;
}
.hero-copy h1 { margin-bottom: 1.25rem; }
.hero-copy .lead { margin-bottom: 2rem; max-width: 36rem; }
.hero-ctas { display: flex; gap: 0.75rem; flex-wrap: wrap; margin-bottom: 1rem; }
.hero-note { font-size: 0.875rem; color: var(--slate-500); }

.hero-shot {
  position: relative;
}
.hero-shot img {
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--slate-200);
}

@media (max-width: 900px) {
  .hero-grid { grid-template-columns: 1fr; gap: 2.5rem; }
  .hero { padding: 2.5rem 0 3rem; }
}

/* ─── Trust strip ────────────────────────────────────────────────────── */
.trust { padding: 2rem 0; border-top: 1px solid var(--slate-100); border-bottom: 1px solid var(--slate-100); background: var(--slate-50); }
.trust-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}
.trust-item { text-align: center; }
.trust-num {
  display: block; font-size: 1.5rem; font-weight: 800; color: var(--slate-900); letter-spacing: -0.02em;
}
.trust-label { display: block; font-size: 0.875rem; color: var(--slate-500); margin-top: 0.25rem; }

@media (max-width: 700px) {
  .trust-grid { grid-template-columns: repeat(2, 1fr); gap: 1.5rem 1rem; }
}

/* ─── Section header ─────────────────────────────────────────────────── */
.section-header {
  text-align: center;
  max-width: 40rem;
  margin: 0 auto 4rem;
}
.section-header h2 { margin-bottom: 0.75rem; }

/* ─── Features ───────────────────────────────────────────────────────── */
.features { padding: 6rem 0; }
.feature {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 4rem;
  align-items: center;
  margin-bottom: 6rem;
}
.feature:last-child { margin-bottom: 0; }
.feature-reverse { grid-template-columns: 1.1fr 1fr; }
.feature-reverse .feature-copy { order: 2; }
.feature-reverse .feature-shot { order: 1; }
.feature-copy h3 { margin-bottom: 1rem; }
.feature-copy p { color: var(--slate-600); margin-bottom: 1rem; }
.feature-list { list-style: none; padding: 0; }
.feature-list li {
  padding: 0.4rem 0 0.4rem 1.5rem; position: relative;
  color: var(--slate-700); font-size: 0.9375rem;
}
.feature-list li::before {
  content: "✓"; color: var(--blue-600); font-weight: 800;
  position: absolute; left: 0; top: 0.4rem;
}
.feature-shot img {
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  border: 1px solid var(--slate-200);
}

@media (max-width: 900px) {
  .features { padding: 4rem 0; }
  .feature, .feature-reverse {
    grid-template-columns: 1fr; gap: 2rem; margin-bottom: 4rem;
  }
  .feature-reverse .feature-copy, .feature-reverse .feature-shot { order: initial; }
}

/* ─── How it works ───────────────────────────────────────────────────── */
.how {
  padding: 6rem 0; background: var(--slate-50);
}
.how-steps {
  list-style: none; padding: 0;
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem;
}
.how-steps li {
  background: white; padding: 2rem; border-radius: var(--radius-lg);
  border: 1px solid var(--slate-200); box-shadow: var(--shadow-sm);
}
.step-num {
  display: inline-flex;
  align-items: center; justify-content: center;
  width: 2.5rem; height: 2.5rem;
  background: var(--blue-100); color: var(--blue-700);
  border-radius: 50%; font-weight: 800; font-size: 1.125rem;
  margin-bottom: 1.25rem;
}
.how-steps h3 { font-size: 1.125rem; margin-bottom: 0.5rem; }
.how-steps p { color: var(--slate-600); font-size: 0.9375rem; }

@media (max-width: 900px) {
  .how-steps { grid-template-columns: 1fr; gap: 1rem; }
  .how { padding: 4rem 0; }
}

/* ─── Pricing ────────────────────────────────────────────────────────── */
.pricing { padding: 6rem 0; }
.pricing-grid {
  display: grid; grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem; max-width: 800px; margin: 0 auto;
}
.pricing-grid-single { grid-template-columns: 1fr; max-width: 480px; }
.price-card {
  background: white; padding: 2.5rem 2rem; border-radius: var(--radius-lg);
  border: 1px solid var(--slate-200);
}
.price-featured {
  border-color: var(--blue-200); box-shadow: var(--shadow-md);
  background: linear-gradient(180deg, var(--blue-50) 0%, white 60%);
}
.price-soon { background: var(--slate-50); }
.price-card h3 {
  font-size: 1.125rem; color: var(--slate-700);
  display: flex; align-items: center; gap: 0.5rem;
}
.badge {
  font-size: 0.75rem; font-weight: 600; color: var(--slate-500);
  background: var(--slate-100); padding: 0.15rem 0.5rem; border-radius: 4px;
}
.price { margin: 1rem 0 1.5rem; }
.price-amount {
  font-size: 2.5rem; font-weight: 800; color: var(--slate-900); letter-spacing: -0.02em;
}
.price-period { color: var(--slate-500); font-size: 1rem; }
.price-list {
  list-style: none; padding: 0; margin: 0 0 1.5rem;
}
.price-list li {
  padding: 0.4rem 0 0.4rem 1.5rem; position: relative;
  font-size: 0.9375rem; color: var(--slate-700);
}
.price-list li::before {
  content: "✓"; color: var(--blue-600); font-weight: 800;
  position: absolute; left: 0; top: 0.4rem;
}

@media (max-width: 700px) {
  .pricing { padding: 4rem 0; }
  .pricing-grid { grid-template-columns: 1fr; }
  .price-card { padding: 2rem 1.5rem; }
}

/* ─── Waitlist ───────────────────────────────────────────────────────── */
.waitlist { padding: 5rem 0; }
.waitlist-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
  max-width: 900px;
  margin: 0 auto;
  background: linear-gradient(180deg, var(--blue-50) 0%, white 80%);
  border: 1px solid var(--blue-100);
  border-radius: var(--radius-lg);
  padding: 3rem;
}
.waitlist-grid h2 { font-size: 1.75rem; margin-bottom: 0.5rem; }
.waitlist-grid .lead { font-size: 1rem; }
.waitlist-form { display: flex; flex-direction: column; gap: 0.75rem; }
.waitlist-form input[type="email"] {
  width: 100%;
  padding: 0.875rem 1rem;
  border: 1px solid var(--slate-300);
  border-radius: var(--radius);
  font-size: 1rem;
  font-family: inherit;
  background: white;
  transition: border-color 0.15s, box-shadow 0.15s;
}
.waitlist-form input[type="email"]:focus {
  outline: none;
  border-color: var(--blue-500);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
}
.waitlist-form button { padding: 0.875rem 1.25rem; }

.visually-hidden {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

@media (max-width: 700px) {
  .waitlist { padding: 3rem 0; }
  .waitlist-grid { grid-template-columns: 1fr; gap: 1.5rem; padding: 2rem 1.5rem; }
}

/* ─── Testimonials (styles ready; section commented out in index.html) ── */
.testimonials { padding: 6rem 0; background: var(--slate-50); }
.testimonial-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}
.testimonial {
  background: white;
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow-sm);
}
.testimonial blockquote {
  font-size: 1.0625rem;
  color: var(--slate-800);
  line-height: 1.6;
  margin-bottom: 1rem;
  quotes: none;
}
.testimonial figcaption {
  font-size: 0.875rem;
  color: var(--slate-500);
}

@media (max-width: 900px) {
  .testimonials { padding: 4rem 0; }
  .testimonial-grid { grid-template-columns: 1fr; gap: 1rem; }
}

/* ─── About ──────────────────────────────────────────────────────────── */
.about { padding: 6rem 0; background: var(--slate-50); }
.about-grid {
  display: grid; grid-template-columns: 1fr 1.4fr;
  gap: 4rem; align-items: start;
}
.about-body p { color: var(--slate-700); margin-bottom: 1.25rem; line-height: 1.7; }
.about-body p:last-child { margin-bottom: 0; }

@media (max-width: 900px) {
  .about { padding: 4rem 0; }
  .about-grid { grid-template-columns: 1fr; gap: 2rem; }
}

/* ─── FAQ ────────────────────────────────────────────────────────────── */
.faq { padding: 6rem 0; }
.faq-grid {
  max-width: 720px; margin: 0 auto;
  display: flex; flex-direction: column; gap: 0.75rem;
}
.faq details {
  background: white; border: 1px solid var(--slate-200); border-radius: var(--radius);
  padding: 1.25rem 1.5rem; transition: border-color 0.15s, box-shadow 0.15s;
}
.faq details[open] {
  border-color: var(--blue-200); box-shadow: var(--shadow-sm);
}
.faq summary {
  cursor: pointer; font-weight: 600; color: var(--slate-900);
  font-size: 1.0625rem; list-style: none; position: relative;
  padding-right: 2rem; -webkit-user-select: none; user-select: none;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "+"; position: absolute; right: 0; top: 50%;
  transform: translateY(-50%); font-size: 1.5rem; font-weight: 300;
  color: var(--slate-400); transition: transform 0.2s;
}
.faq details[open] summary::after { content: "−"; }
.faq details p {
  color: var(--slate-600); margin-top: 0.75rem; font-size: 0.9375rem; line-height: 1.6;
}
.faq-bullets {
  padding-left: 1.25rem; margin-top: 0.5rem;
  color: var(--slate-600); font-size: 0.9375rem; line-height: 1.6;
}
.faq-bullets li { margin-bottom: 0.4rem; }
.faq-bullets li:last-child { margin-bottom: 0; }

@media (max-width: 900px) {
  .faq { padding: 4rem 0; }
}

/* ─── Final CTA ──────────────────────────────────────────────────────── */
.final-cta {
  padding: 6rem 0; text-align: center;
  background: linear-gradient(135deg, var(--blue-600) 0%, var(--blue-700) 100%);
  color: white;
}
.final-cta h2 { color: white; margin-bottom: 1rem; }
.final-cta p { color: var(--blue-100); margin-bottom: 2rem; font-size: 1.125rem; }
.final-cta .btn-primary {
  background: white; color: var(--blue-700);
}
.final-cta .btn-primary:hover { background: var(--slate-50); color: var(--blue-700); }

@media (max-width: 900px) {
  .final-cta { padding: 4rem 0; }
}

/* ─── Footer ─────────────────────────────────────────────────────────── */
.site-footer {
  padding: 4rem 0 2rem;
  background: var(--slate-900); color: var(--slate-400);
}
.site-footer a { color: var(--slate-300); display: block; padding: 0.25rem 0; font-size: 0.9375rem; }
.site-footer a:hover { color: white; }
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid var(--slate-700);
  margin-bottom: 1.5rem;
}
.logo-footer { color: white; font-size: 1.25rem; }
.footer-tag { font-size: 0.875rem; color: var(--slate-400); margin-top: 0.25rem; }
.footer-label {
  text-transform: uppercase; letter-spacing: 0.08em;
  font-size: 0.75rem; font-weight: 700; color: white;
  margin-bottom: 0.75rem;
}
.footer-copy { font-size: 0.875rem; color: var(--slate-500); text-align: center; }

@media (max-width: 700px) {
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 2rem; }
}

/* ─── Legal pages (privacy, terms) ───────────────────────────────────── */
.legal-page { padding: 4rem 0 6rem; max-width: 720px; margin: 0 auto; }
.legal-page h2 { font-size: 1.5rem; margin: 2.5rem 0 1rem; }
.legal-page h3 { font-size: 1.125rem; margin: 1.5rem 0 0.5rem; }
.legal-page p,
.legal-page li { color: var(--slate-700); margin-bottom: 0.75rem; line-height: 1.7; }
.legal-page ul { padding-left: 1.5rem; }
.legal-page strong { color: var(--slate-900); }
.legal-meta { color: var(--slate-500); font-size: 0.875rem; margin-top: 0.5rem; }
.legal-callout {
  background: var(--amber-50);
  border: 1px solid #fde68a;
  border-radius: var(--radius);
  padding: 1rem 1.25rem;
  margin: 1.5rem 0;
}
.legal-callout h2 { margin-top: 0; }