/* ═══════════════════════════════════════════════════════
   CareHQ Landing — Stylesheet
   ═══════════════════════════════════════════════════════ */

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

:root {
  --teal:        #0A7B6E;
  --teal-dark:   #065C52;
  --teal-light:  #E6F5F3;
  --teal-subtle: rgba(10, 123, 110, 0.06);
  --amber:       #F0A830;
  --amber-light: #FFF5E0;

  --bg:          #FAFAF8;
  --bg-alt:      #FFFFFF;
  --bg-dark:     #111827;

  --text:        #111827;
  --text-secondary: #4B5563;
  --text-muted:  #9CA3AF;
  --border:      #E5E7EB;
  --border-light:#F3F4F6;

  --radius:      12px;
  --radius-lg:   20px;
  --radius-xl:   28px;

  --shadow-xs:   0 1px 2px rgba(0,0,0,0.04);
  --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(0,0,0,0.06);
  --shadow-lg:   0 12px 40px rgba(0,0,0,0.08);

  --ease:        cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --ease-out:    cubic-bezier(0.16, 1, 0.3, 1);
  --transition:  0.3s var(--ease);
}

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
}

img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button, input { font-family: inherit; }

.container { max-width: 1120px; margin: 0 auto; padding: 0 24px; }
.section { padding: 96px 0; }
.hide-mobile { display: inline; }

/* ── Reveal Animation ───────────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s var(--ease-out), transform 0.6s var(--ease-out);
}
.reveal.visible { opacity: 1; transform: translateY(0); }
.reveal:nth-child(2) { transition-delay: 0.06s; }
.reveal:nth-child(3) { transition-delay: 0.12s; }
.reveal:nth-child(4) { transition-delay: 0.18s; }
.reveal:nth-child(5) { transition-delay: 0.24s; }
.reveal:nth-child(6) { transition-delay: 0.30s; }

/* ── App Banner ─────────────────────────────────────── */
.app-banner {
  background: var(--bg-dark);
  color: #D1D5DB;
  font-size: 0.82rem;
  position: relative;
  z-index: 101;
}

.app-banner-inner {
  max-width: 1120px;
  margin: 0 auto;
  padding: 10px 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
}

.app-banner svg { flex-shrink: 0; }

.app-banner strong { color: #F9FAFB; }

.app-banner-link {
  color: var(--amber);
  font-weight: 600;
  white-space: nowrap;
  transition: color var(--transition);
}
.app-banner-link:hover { color: #F5BE4F; }

.app-banner-close {
  position: absolute;
  right: 16px;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  color: #6B7280;
  font-size: 1.25rem;
  cursor: pointer;
  padding: 4px 8px;
  line-height: 1;
  transition: color var(--transition);
}
.app-banner-close:hover { color: #D1D5DB; }

.app-banner.hidden { display: none; }

/* ── Navigation ─────────────────────────────────────── */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(250, 250, 248, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition), background var(--transition);
}
.nav.scrolled {
  border-bottom-color: var(--border);
  background: rgba(250, 250, 248, 0.96);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 60px;
}

.logo { display: flex; align-items: center; gap: 10px; }
.logo-icon { flex-shrink: 0; }
.logo-text { font-size: 1.15rem; font-weight: 700; letter-spacing: -0.02em; }

.nav-links {
  display: flex;
  gap: 32px;
}
.nav-links a {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: color var(--transition);
}
.nav-links a:hover { color: var(--text); }

.nav-right { display: flex; align-items: center; gap: 16px; }

.nav-cta {
  font-size: 0.85rem;
  font-weight: 600;
  color: white;
  background: var(--teal);
  padding: 8px 20px;
  border-radius: 100px;
  transition: background var(--transition), box-shadow var(--transition);
}
.nav-cta:hover {
  background: var(--teal-dark);
  box-shadow: 0 2px 8px rgba(10, 123, 110, 0.25);
}

.nav-menu {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
}
.nav-menu span {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}
.nav-menu.active span:first-child { transform: translateY(3.5px) rotate(45deg); }
.nav-menu.active span:last-child  { transform: translateY(-3.5px) rotate(-45deg); }

/* ── Hero ────────────────────────────────────────────── */
.hero {
  padding-top: 64px;
  padding-bottom: 0;
  text-align: center;
  background: linear-gradient(180deg, var(--bg) 0%, var(--bg-alt) 100%);
}

.hero-inner { max-width: 720px; margin: 0 auto; }

.badge {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--teal);
  background: var(--teal-light);
  padding: 6px 16px;
  border-radius: 100px;
  margin-bottom: 24px;
}

.hero-h1 {
  font-size: clamp(2.4rem, 5.5vw, 3.75rem);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -0.035em;
  margin-bottom: 20px;
}

.hero-sub {
  font-size: clamp(1rem, 1.8vw, 1.15rem);
  line-height: 1.7;
  color: var(--text-secondary);
  max-width: 580px;
  margin: 0 auto 36px;
}

/* ── Waitlist Form ──────────────────────────────────── */
.waitlist-form { margin-bottom: 24px; }

.input-group {
  display: flex;
  gap: 8px;
  max-width: 460px;
  margin: 0 auto;
  background: white;
  border: 1.5px solid var(--border);
  border-radius: 100px;
  padding: 5px 5px 5px 20px;
  transition: border-color var(--transition), box-shadow var(--transition);
}
.input-group:focus-within {
  border-color: var(--teal);
  box-shadow: 0 0 0 3px rgba(10, 123, 110, 0.08);
}

.input-group input {
  flex: 1;
  border: none;
  outline: none;
  background: transparent;
  font-size: 0.9rem;
  color: var(--text);
  min-width: 0;
}
.input-group input::placeholder { color: var(--text-muted); }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.875rem;
  font-weight: 600;
  border: none;
  cursor: pointer;
  border-radius: 100px;
  padding: 11px 24px;
  white-space: nowrap;
  transition: background var(--transition), transform 0.15s ease, box-shadow var(--transition);
}
.btn:active { transform: scale(0.97); }

.btn-primary { background: var(--teal); color: white; }
.btn-primary:hover {
  background: var(--teal-dark);
  box-shadow: 0 2px 10px rgba(10, 123, 110, 0.3);
}

.btn-primary:disabled {
  opacity: 0.7;
  cursor: not-allowed;
}

/* ── Trust Row ──────────────────────────────────────── */
.trust-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 24px;
  flex-wrap: wrap;
  margin-bottom: 24px;
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-secondary);
}

.trust-item svg { color: var(--teal); flex-shrink: 0; }

/* ── Metrics ────────────────────────────────────────── */
.metrics {
  background: var(--bg-dark);
  padding: 56px 0;
}

.metrics-grid {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
}

.metric {
  flex: 1;
  text-align: center;
  padding: 0 32px;
}

.metric-divider {
  width: 1px;
  height: 56px;
  background: rgba(255,255,255,0.12);
  flex-shrink: 0;
}

.metric-num {
  display: block;
  font-size: clamp(2rem, 4vw, 2.75rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  color: white;
  line-height: 1.2;
}

.metric-label {
  display: block;
  font-size: 0.82rem;
  color: #9CA3AF;
  margin-top: 6px;
  line-height: 1.4;
}

.metrics-source {
  text-align: center;
  font-size: 0.72rem;
  color: #6B7280;
  margin-top: 24px;
}

/* ── Section Headings ───────────────────────────────── */
.section-label {
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--teal);
  margin-bottom: 12px;
}

.section-heading {
  font-size: clamp(1.75rem, 3.5vw, 2.5rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.03em;
  margin-bottom: 48px;
}

/* ── Problem Cards ──────────────────────────────────── */
.problem { background: var(--bg-alt); }

.cards-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.card {
  background: var(--bg);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  border: 1px solid var(--border-light);
  transition: transform var(--transition), box-shadow var(--transition);
}
.card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.card-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--teal-light);
  color: var(--teal);
  border-radius: 12px;
  margin-bottom: 20px;
}

.card-title {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 8px;
  letter-spacing: -0.01em;
}

.card-text {
  font-size: 0.9rem;
  line-height: 1.65;
  color: var(--text-secondary);
}

/* ── Features Grid ──────────────────────────────────── */
.features { background: var(--bg); }

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.feature-card {
  background: var(--bg-alt);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  border: 1px solid var(--border-light);
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}
.feature-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  border-color: rgba(10, 123, 110, 0.15);
}

.feature-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--teal-light);
  color: var(--teal);
  border-radius: 12px;
  margin-bottom: 20px;
}

.feature-title {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 8px;
  letter-spacing: -0.01em;
}

.feature-text {
  font-size: 0.88rem;
  line-height: 1.65;
  color: var(--text-secondary);
}

/* ── Photo Break ────────────────────────────────────── */
.photo-break {
  background: var(--bg);
  padding: 0 0 96px;
}

.photo-block {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  max-height: 480px;
}

.photo-img {
  width: 100%;
  height: 480px;
  object-fit: cover;
  object-position: center 30%;
}

.photo-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 56px 36px 32px;
  background: linear-gradient(to top, rgba(0,0,0,0.55) 0%, transparent 100%);
}

.photo-caption {
  font-size: 1.1rem;
  font-weight: 600;
  color: white;
  letter-spacing: -0.01em;
}

/* ── Testimonials ───────────────────────────────────── */
.testimonials { background: var(--bg-alt); }

.testimonial-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.testimonial {
  background: var(--bg);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  border: 1px solid var(--border-light);
  display: flex;
  flex-direction: column;
}

.testimonial-stars {
  display: flex;
  gap: 2px;
  margin-bottom: 16px;
}

.testimonial-quote {
  font-size: 0.92rem;
  line-height: 1.7;
  color: var(--text);
  font-style: normal;
  flex: 1;
  margin-bottom: 24px;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 12px;
  padding-top: 16px;
  border-top: 1px solid var(--border-light);
}

.testimonial-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  object-fit: cover;
}

.testimonial-name {
  display: block;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text);
}

.testimonial-role {
  display: block;
  font-size: 0.78rem;
  color: var(--text-muted);
  line-height: 1.3;
}

/* ── How It Works ───────────────────────────────────── */
.how-it-works { background: var(--bg); }

.steps {
  max-width: 600px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
}

.step {
  display: flex;
  gap: 24px;
  align-items: flex-start;
  padding: 32px 0;
  border-bottom: 1px solid var(--border-light);
}
.step:last-child { border-bottom: none; }

.step-number {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--teal);
  color: white;
  font-size: 1.1rem;
  font-weight: 800;
  border-radius: 14px;
  box-shadow: 0 3px 10px rgba(10, 123, 110, 0.2);
}

.step-title {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 4px;
  letter-spacing: -0.01em;
}

.step-text {
  font-size: 0.9rem;
  line-height: 1.65;
  color: var(--text-secondary);
}

/* ── Security ───────────────────────────────────────── */
.security {
  background: var(--bg-alt);
}

.security-card {
  background: var(--bg-dark);
  border-radius: var(--radius-xl);
  padding: 64px 48px;
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
}

.security-icon-wrap {
  width: 64px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255,255,255,0.08);
  border-radius: 18px;
  margin: 0 auto 24px;
}

.security-heading {
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 800;
  color: white;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
}

.security-text {
  font-size: 0.95rem;
  line-height: 1.7;
  color: #9CA3AF;
  max-width: 520px;
  margin: 0 auto 32px;
}

.security-badges {
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

.security-badge {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.82rem;
  font-weight: 600;
  color: #D1D5DB;
  background: rgba(255,255,255,0.06);
  padding: 10px 18px;
  border-radius: 100px;
  border: 1px solid rgba(255,255,255,0.08);
}
.security-badge svg { color: var(--teal); flex-shrink: 0; }

/* ── Final CTA ──────────────────────────────────────── */
.final-cta {
  background: var(--bg);
  text-align: center;
  padding: 96px 0 80px;
}

.final-heading {
  font-size: clamp(1.75rem, 3.5vw, 2.5rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.03em;
  margin-bottom: 16px;
}

.final-sub {
  font-size: 0.95rem;
  color: var(--text-secondary);
  margin-bottom: 32px;
}

.final-note {
  font-size: 0.82rem;
  color: var(--text-muted);
  font-weight: 500;
}

/* ── Footer ─────────────────────────────────────────── */
.footer {
  background: var(--bg-dark);
  color: #9CA3AF;
  padding: 56px 0 40px;
}

.footer-top {
  display: flex;
  justify-content: space-between;
  gap: 48px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.footer-brand { max-width: 280px; }

.footer .logo-text { color: white; }

.footer-desc {
  font-size: 0.85rem;
  line-height: 1.5;
  margin-top: 12px;
  color: #6B7280;
}

.footer-nav {
  display: flex;
  gap: 56px;
}

.footer-col {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-col h4 {
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: #D1D5DB;
  margin-bottom: 4px;
}

.footer-col a {
  font-size: 0.85rem;
  color: #6B7280;
  transition: color var(--transition);
}
.footer-col a:hover { color: #D1D5DB; }

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 24px;
  font-size: 0.78rem;
  color: #4B5563;
}

/* ── Toast ───────────────────────────────────────────── */
.toast {
  position: fixed;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%) translateY(120px);
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--teal);
  color: white;
  padding: 14px 28px;
  border-radius: 100px;
  font-size: 0.88rem;
  font-weight: 600;
  box-shadow: var(--shadow-lg);
  z-index: 200;
  opacity: 0;
  transition: transform 0.5s var(--ease-out), opacity 0.5s var(--ease-out);
  pointer-events: none;
}
.toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
  pointer-events: auto;
}

/* ═══════════════════════════════════════════════════════
   Responsive
   ═══════════════════════════════════════════════════════ */

@media (max-width: 960px) {
  .feature-grid,
  .testimonial-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .section { padding: 72px 0; }
  .hide-mobile { display: none; }

  .hero { padding-top: 48px; padding-bottom: 0; }
  .hero-h1 { font-size: 2.1rem; }

  /* Nav mobile */
  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: rgba(250, 250, 248, 0.98);
    backdrop-filter: blur(16px);
    flex-direction: column;
    gap: 0;
    border-bottom: 1px solid var(--border);
    padding: 8px 0;
  }
  .nav-links.open { display: flex; }
  .nav-links a { padding: 12px 24px; font-size: 0.95rem; }

  .nav-menu { display: flex; }

  /* App banner */
  .app-banner-inner { font-size: 0.75rem; gap: 8px; padding-right: 40px; }

  /* Cards */
  .cards-3,
  .feature-grid,
  .testimonial-grid {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  /* Metrics */
  .metrics-grid {
    flex-direction: column;
    gap: 24px;
  }
  .metric-divider {
    width: 48px;
    height: 1px;
  }
  .metric { padding: 0; }

  /* Form */
  .input-group {
    flex-direction: column;
    border-radius: var(--radius);
    padding: 6px;
    gap: 6px;
  }
  .input-group input { padding: 12px 14px; text-align: center; }
  .btn { width: 100%; padding: 13px 24px; }

  /* Steps */
  .step { gap: 16px; padding: 24px 0; }
  .step-number { width: 42px; height: 42px; font-size: 1rem; border-radius: 12px; }

  /* Photo */
  .photo-break { padding-bottom: 72px; }
  .photo-img { height: 320px; }
  .photo-block { max-height: 320px; }
  .photo-overlay { padding: 40px 24px 24px; }

  /* Section headings */
  .section-heading { margin-bottom: 36px; }

  /* Security */
  .security-card { padding: 40px 24px; }
  .security-badges { flex-direction: column; align-items: center; }

  /* Footer */
  .footer-top { flex-direction: column; gap: 32px; }
  .footer-nav { gap: 32px; }
  .footer-bottom { flex-direction: column; gap: 8px; text-align: center; }
}

@media (max-width: 480px) {
  .container { padding: 0 18px; }
  .hero-h1 { font-size: 1.8rem; }
  .hero-sub { font-size: 0.95rem; }
  .section-heading { font-size: 1.5rem; }
  .final-heading { font-size: 1.5rem; }

  .trust-row { gap: 16px; }
  .trust-item { font-size: 0.75rem; }

  .toast {
    left: 18px;
    right: 18px;
    transform: translateX(0) translateY(120px);
    border-radius: var(--radius);
    justify-content: center;
  }
  .toast.show { transform: translateX(0) translateY(0); }
}

/* ── Reduced motion ─────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  html { scroll-behavior: auto; }
  .card, .feature-card, .testimonial { transition: none; }
}