/* ============================================================
   Virtual CareGiver — Main Stylesheet
   ============================================================ */

/* --- Custom Properties --- */
:root {
  --blue-900: #0f2744;
  --blue-800: #1a3a6b;
  --blue-700: #2059a8;
  --blue-600: #2d6bc4;
  --blue-500: #3b82c4;
  --blue-300: #93c5e8;
  --blue-100: #dbeeff;
  --blue-50:  #f0f7ff;

  --warm-50:  #fafaf8;
  --warm-100: #f5f3ed;

  --gray-900: #111827;
  --gray-800: #1f2937;
  --gray-700: #374151;
  --gray-600: #4b5563;
  --gray-500: #6b7280;
  --gray-300: #d1d5db;
  --gray-100: #f3f4f6;
  --white:    #ffffff;

  --pink:     #e0547a;

  --font: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Helvetica Neue', Arial, sans-serif;

  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;

  --shadow-sm: 0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.05);
  --shadow-md: 0 4px 16px rgba(0,0,0,.1), 0 2px 4px rgba(0,0,0,.06);
  --shadow-lg: 0 12px 40px rgba(0,0,0,.14), 0 4px 8px rgba(0,0,0,.08);

  --max-w: 1100px;
  --section-pad: clamp(72px, 10vw, 112px) clamp(20px, 5vw, 40px);
}

/* --- Reset --- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font);
  color: var(--gray-800);
  background: var(--white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; border: none; background: none; }
ul { list-style: none; }

/* --- Utilities --- */
.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 clamp(20px, 5vw, 40px);
}
.visually-hidden {
  position: absolute; width: 1px; height: 1px;
  overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap;
}
.text-center { text-align: center; }

/* --- Typography Scale --- */
.eyebrow {
  display: inline-block;
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--blue-600);
  margin-bottom: 12px;
}
h1, h2, h3, h4 {
  line-height: 1.2;
  font-weight: 700;
  letter-spacing: -.02em;
}
h1 { font-size: clamp(2.2rem, 5vw, 3.6rem); }
h2 { font-size: clamp(1.75rem, 3.5vw, 2.6rem); }
h3 { font-size: clamp(1.15rem, 2vw, 1.45rem); }
p { max-width: 66ch; }

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: var(--radius-md);
  font-size: 1rem;
  font-weight: 600;
  line-height: 1;
  transition: transform .15s ease, box-shadow .15s ease, background .15s ease;
  white-space: nowrap;
}
.btn:active { transform: translateY(1px); }

.btn-primary {
  background: var(--blue-700);
  color: var(--white);
  box-shadow: 0 2px 8px rgba(32,89,168,.35);
}
.btn-primary:hover {
  background: var(--blue-600);
  box-shadow: 0 4px 16px rgba(32,89,168,.4);
  transform: translateY(-1px);
}

.btn-ghost {
  background: rgba(255,255,255,.12);
  color: var(--white);
  border: 1.5px solid rgba(255,255,255,.4);
}
.btn-ghost:hover {
  background: rgba(255,255,255,.2);
  transform: translateY(-1px);
}

.btn-outline {
  background: transparent;
  color: var(--blue-700);
  border: 2px solid var(--blue-700);
}
.btn-outline:hover {
  background: var(--blue-50);
  transform: translateY(-1px);
}

.btn-lg {
  padding: 18px 36px;
  font-size: 1.1rem;
  border-radius: 14px;
}

/* ============================================================
   NAVIGATION
   ============================================================ */
.site-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--white);
  border-bottom: 1px solid transparent;
  transition: border-color .2s, box-shadow .2s;
}
.site-nav.scrolled {
  border-color: var(--gray-300);
  box-shadow: var(--shadow-sm);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--blue-900);
}
.nav-logo svg { width: 32px; height: 32px; }
.nav-logo-dot { color: var(--blue-600); }

.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
}
.nav-links a {
  font-size: .9rem;
  font-weight: 500;
  color: var(--gray-600);
  transition: color .15s;
}
.nav-links a:hover { color: var(--blue-700); }

.nav-cta { margin-left: 8px; padding: 10px 20px; }

@media (max-width: 700px) {
  .nav-links { display: none; }
}

/* ============================================================
   HERO
   ============================================================ */
.hero {
  background: linear-gradient(150deg, var(--blue-900) 0%, var(--blue-800) 55%, var(--blue-700) 100%);
  color: var(--white);
  padding: clamp(80px, 12vw, 130px) clamp(20px, 5vw, 40px);
  overflow: hidden;
  position: relative;
}

/* subtle radial light */
.hero::before {
  content: '';
  position: absolute;
  top: -200px; right: -100px;
  width: 700px; height: 700px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(59,130,196,.25) 0%, transparent 70%);
  pointer-events: none;
}

.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: inline-block;
  font-size: .8rem;
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--blue-300);
  margin-bottom: 16px;
}

.hero h1 {
  color: var(--white);
  margin-bottom: 20px;
  font-size: clamp(2.4rem, 5vw, 3.8rem);
}

.hero h1 em {
  font-style: normal;
  color: var(--blue-300);
}

.hero-sub {
  font-size: clamp(1rem, 1.8vw, 1.2rem);
  color: rgba(255,255,255,.8);
  margin-bottom: 36px;
  max-width: 52ch;
  line-height: 1.65;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 40px;
}

.hero-trust {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
}
.hero-trust-item {
  display: flex;
  align-items: center;
  gap: 7px;
  font-size: .85rem;
  color: rgba(255,255,255,.7);
}
.hero-trust-item svg {
  width: 16px; height: 16px;
  color: var(--blue-300);
  flex-shrink: 0;
}

/* ---- Screen Mockup ---- */
.screen-mockup-wrap {
  display: flex;
  justify-content: center;
  position: relative;
}

.screen-tv {
  width: 100%;
  max-width: 420px;
  background: var(--blue-900);
  border-radius: 14px;
  padding: 12px;
  box-shadow:
    0 2px 0 rgba(255,255,255,.08) inset,
    var(--shadow-lg),
    0 0 0 1px rgba(255,255,255,.08);
  position: relative;
}

.screen-tv::after {
  content: '';
  position: absolute;
  bottom: -20px; left: 50%;
  transform: translateX(-50%);
  width: 80px; height: 14px;
  background: rgba(0,0,0,.35);
  border-radius: 0 0 6px 6px;
  filter: blur(6px);
}

.screen-display {
  background: #0d1f36;
  border-radius: 8px;
  padding: 28px 24px;
  font-family: var(--font);
  color: var(--white);
  min-height: 280px;
  position: relative;
  overflow: hidden;
}

.screen-display::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 30% 20%, rgba(59,130,196,.12) 0%, transparent 60%);
}

.screen-day {
  font-size: clamp(.9rem, 2vw, 1rem);
  font-weight: 500;
  color: var(--blue-300);
  text-transform: uppercase;
  letter-spacing: .1em;
  margin-bottom: 4px;
}
.screen-date-big {
  font-size: clamp(1.5rem, 4vw, 2rem);
  font-weight: 700;
  margin-bottom: 20px;
}
.screen-divider {
  border: none;
  border-top: 1px solid rgba(255,255,255,.1);
  margin-bottom: 18px;
}
.screen-items { display: flex; flex-direction: column; gap: 12px; }
.screen-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: clamp(.8rem, 1.5vw, .9rem);
  line-height: 1.4;
}
.screen-item-time {
  color: var(--blue-300);
  font-weight: 600;
  font-size: .8em;
  min-width: 60px;
  padding-top: .1em;
}
.screen-item-text { color: rgba(255,255,255,.9); }
.screen-item-tag {
  display: inline-block;
  font-size: .65rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .08em;
  padding: 1px 6px;
  border-radius: 3px;
  margin-right: 6px;
}
.screen-item-tag.med { background: rgba(224,84,122,.25); color: #f093b0; }
.screen-item-tag.appt { background: rgba(59,130,196,.25); color: var(--blue-300); }
.screen-item-tag.family { background: rgba(72,187,120,.2); color: #86efac; }

.screen-greeting {
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px solid rgba(255,255,255,.07);
  font-size: clamp(.8rem, 1.4vw, .85rem);
  color: rgba(255,255,255,.5);
  font-style: italic;
}

@media (max-width: 820px) {
  .hero-inner {
    grid-template-columns: 1fr;
    gap: 48px;
  }
  .screen-mockup-wrap { order: -1; }
  .screen-tv { max-width: 340px; }
}

/* ============================================================
   SECTION HEADERS
   ============================================================ */
.section-header {
  text-align: center;
  margin-bottom: clamp(48px, 6vw, 72px);
}
.section-header p {
  margin: 16px auto 0;
  font-size: 1.1rem;
  color: var(--gray-600);
  max-width: 56ch;
}

/* ============================================================
   HOW IT WORKS
   ============================================================ */
.how-it-works {
  padding: var(--section-pad);
  background: var(--warm-50);
}

.steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 32px;
  align-items: start;
}

.step {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 36px 32px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--gray-100);
  position: relative;
}

.step-number {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px; height: 44px;
  background: var(--blue-700);
  color: var(--white);
  border-radius: 50%;
  font-size: 1.2rem;
  font-weight: 800;
  margin-bottom: 20px;
  flex-shrink: 0;
}

.step h3 { margin-bottom: 10px; color: var(--gray-900); }
.step p { font-size: .95rem; color: var(--gray-600); margin: 0; max-width: none; }

/* connector arrow between steps */
@media (min-width: 768px) {
  .steps { position: relative; }
  .step:not(:last-child)::after {
    content: '→';
    position: absolute;
    right: -24px;
    top: 54px;
    color: var(--blue-300);
    font-size: 1.5rem;
    z-index: 1;
  }
}

/* ============================================================
   WHAT IT SHOWS
   ============================================================ */
.what-it-shows {
  padding: var(--section-pad);
  background: var(--white);
}

.shows-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
}

.show-card {
  background: var(--blue-50);
  border: 1px solid var(--blue-100);
  border-radius: var(--radius-md);
  padding: 28px 24px;
  transition: transform .2s ease, box-shadow .2s ease;
}
.show-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.show-icon {
  font-size: 2rem;
  margin-bottom: 14px;
  display: block;
  line-height: 1;
}

.show-card h3 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 6px;
  color: var(--gray-900);
}
.show-card p {
  font-size: .875rem;
  color: var(--gray-600);
  line-height: 1.5;
  max-width: none;
  margin: 0;
}

/* ============================================================
   FOR CAREGIVERS
   ============================================================ */
.for-caregivers {
  padding: var(--section-pad);
  background: var(--blue-50);
}

.requirements {
  padding: var(--section-pad);
  background: var(--warm-50);
}
.requirements-note {
  margin-top: 32px;
  text-align: center;
  font-size: 17px;
  color: var(--gray-600);
}

.caregivers-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 72px;
  align-items: center;
}

.caregiver-features { display: flex; flex-direction: column; gap: 24px; }
.caregiver-feature {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.caregiver-feature-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px; height: 44px;
  min-width: 44px;
  background: var(--white);
  border-radius: 10px;
  box-shadow: var(--shadow-sm);
  color: var(--blue-700);
}
.caregiver-feature-icon svg { width: 22px; height: 22px; }

.caregiver-feature-body h3 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 4px;
}
.caregiver-feature-body p {
  font-size: .9rem;
  color: var(--gray-600);
  margin: 0;
  max-width: none;
}

/* Testimonial card */
.testimonial-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: var(--shadow-md);
  position: relative;
}
.testimonial-card::before {
  content: '\201C';
  position: absolute;
  top: -12px; left: 32px;
  font-size: 6rem;
  line-height: 1;
  color: var(--blue-100);
  font-family: Georgia, serif;
}
.testimonial-text {
  font-size: 1.05rem;
  line-height: 1.7;
  color: var(--gray-700);
  font-style: italic;
  margin-bottom: 20px;
  position: relative;
}
.testimonial-attr {
  display: flex;
  align-items: center;
  gap: 12px;
}
.testimonial-avatar {
  width: 44px; height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--blue-300), var(--blue-600));
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-weight: 700;
  font-size: .9rem;
  flex-shrink: 0;
}
.testimonial-name { font-weight: 600; font-size: .9rem; color: var(--gray-800); }
.testimonial-role { font-size: .8rem; color: var(--gray-500); }

@media (max-width: 820px) {
  .caregivers-inner { grid-template-columns: 1fr; gap: 40px; }
}

/* ============================================================
   PRICING
   ============================================================ */
.pricing {
  padding: var(--section-pad);
  background: var(--white);
}

.pricing-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 28px;
  max-width: 820px;
  margin: 0 auto;
}

.pricing-card {
  border: 2px solid var(--gray-200, #e5e7eb);
  border-radius: var(--radius-lg);
  padding: 40px 36px;
  display: flex;
  flex-direction: column;
  transition: transform .2s ease, box-shadow .2s ease, border-color .2s;
}
.pricing-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--blue-300);
}

.pricing-card.featured {
  border-color: var(--blue-700);
  background: var(--blue-50);
  position: relative;
}
.pricing-card.featured::before {
  content: 'Most Popular';
  position: absolute;
  top: -14px; left: 50%;
  transform: translateX(-50%);
  background: var(--blue-700);
  color: var(--white);
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  padding: 4px 14px;
  border-radius: 20px;
  white-space: nowrap;
}

.pricing-label {
  font-size: .8rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--blue-600);
  margin-bottom: 8px;
}

.pricing-name {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 12px;
}

.pricing-price {
  display: flex;
  align-items: baseline;
  gap: 4px;
  margin-bottom: 6px;
}
.price-currency {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--gray-500);
  align-self: flex-start;
  margin-top: 6px;
}
.price-amount {
  font-size: 3rem;
  font-weight: 800;
  color: var(--gray-900);
  letter-spacing: -.03em;
  line-height: 1;
}
.price-note {
  font-size: .85rem;
  color: var(--gray-500);
  margin-bottom: 24px;
}

.pricing-divider {
  border: none;
  border-top: 1px solid var(--gray-100);
  margin-bottom: 24px;
}

.pricing-features {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 32px;
}
.pricing-feature {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: .9rem;
  color: var(--gray-700);
}
.pricing-check {
  color: var(--blue-600);
  flex-shrink: 0;
  margin-top: 1px;
}
.pricing-check svg { width: 16px; height: 16px; }

.pricing-cta { margin-top: auto; width: 100%; text-align: center; justify-content: center; }

.pricing-note {
  text-align: center;
  margin-top: 24px;
  font-size: .875rem;
  color: var(--gray-600);
}
.pricing-note a { color: var(--blue-600); text-decoration: underline; }

/* ============================================================
   FAQ
   ============================================================ */
.faq {
  padding: var(--section-pad);
  background: var(--warm-50);
}

.faq-list {
  max-width: 740px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.faq-item {
  background: var(--white);
  border: 1px solid var(--gray-100);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 24px;
  font-weight: 600;
  font-size: .97rem;
  color: var(--gray-900);
  cursor: pointer;
  gap: 16px;
  width: 100%;
  text-align: left;
  background: none;
  border: none;
  transition: background .15s;
}
.faq-question:hover { background: var(--blue-50); }

.faq-icon {
  width: 24px; height: 24px;
  min-width: 24px;
  border-radius: 50%;
  background: var(--blue-100);
  color: var(--blue-700);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform .2s ease;
  flex-shrink: 0;
}
.faq-icon svg { width: 14px; height: 14px; }

.faq-item.open .faq-icon { transform: rotate(45deg); background: var(--blue-700); color: var(--white); }

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height .3s ease, padding .3s ease;
}
.faq-answer-inner {
  padding: 0 24px 20px;
  font-size: .93rem;
  line-height: 1.7;
  color: var(--gray-600);
}
.faq-item.open .faq-answer { max-height: 300px; }

/* ============================================================
   OPEN SOURCE STRIP
   ============================================================ */
.oss-strip {
  background: linear-gradient(100deg, var(--blue-900), var(--blue-800));
  color: var(--white);
  padding: 40px clamp(20px, 5vw, 40px);
}
.oss-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}
.oss-text h3 {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 4px;
}
.oss-text p {
  font-size: .9rem;
  color: rgba(255,255,255,.7);
  max-width: 55ch;
  margin: 0;
}
.btn-oss {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255,255,255,.1);
  color: var(--white);
  border: 1.5px solid rgba(255,255,255,.3);
  padding: 12px 22px;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: .9rem;
  transition: background .15s, transform .15s;
  white-space: nowrap;
}
.btn-oss:hover { background: rgba(255,255,255,.18); transform: translateY(-1px); }
.btn-oss svg { width: 18px; height: 18px; }

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer {
  background: var(--blue-900);
  color: rgba(255,255,255,.75);
  padding: 60px clamp(20px, 5vw, 40px) 36px;
}
.footer-inner {
  max-width: var(--max-w);
  margin: 0 auto;
}
.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}

.footer-brand-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--white);
  margin-bottom: 14px;
}
.footer-brand-logo svg { width: 28px; height: 28px; }
.footer-tagline {
  font-size: .9rem;
  line-height: 1.6;
  color: rgba(255,255,255,.6);
  max-width: 38ch;
  margin: 0;
}

.footer-col h4 {
  font-size: .8rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: rgba(255,255,255,.5);
  margin-bottom: 16px;
}
.footer-col ul { display: flex; flex-direction: column; gap: 10px; }
.footer-col a {
  font-size: .9rem;
  color: rgba(255,255,255,.7);
  transition: color .15s;
}
.footer-col a:hover { color: var(--white); }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.1);
  padding-top: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}
.footer-copy {
  font-size: .8rem;
  color: rgba(255,255,255,.4);
}
.footer-made {
  font-size: .85rem;
  color: rgba(255,255,255,.5);
  font-style: italic;
}

@media (max-width: 700px) {
  .footer-top { grid-template-columns: 1fr; gap: 32px; }
}

/* ============================================================
   STRIPE CHECKOUT STATES
   ============================================================ */
.checkout-loading {
  opacity: .7;
  pointer-events: none;
}
.btn .btn-spinner {
  width: 16px; height: 16px;
  border: 2px solid rgba(255,255,255,.35);
  border-top-color: rgba(255,255,255,.9);
  border-radius: 50%;
  animation: spin .6s linear infinite;
  display: none;
}
.btn.loading .btn-spinner { display: block; }
.btn.loading .btn-label { opacity: .7; }

@keyframes spin { to { transform: rotate(360deg); } }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 600px) {
  .hero-actions { flex-direction: column; align-items: flex-start; }
  .btn-lg { width: 100%; justify-content: center; }
  .steps { gap: 16px; }
  .step:not(:last-child)::after { display: none; }
  .shows-grid { grid-template-columns: 1fr 1fr; }
  .pricing-cards { grid-template-columns: 1fr; max-width: 380px; }
  .oss-inner { flex-direction: column; align-items: flex-start; }
}

@media (max-width: 400px) {
  .shows-grid { grid-template-columns: 1fr; }
}

/* ============================================================
   PRINT / REDUCED MOTION
   ============================================================ */
@media (prefers-reduced-motion: reduce) {
  * { animation-duration: .01ms !important; transition-duration: .01ms !important; }
  html { scroll-behavior: auto; }
}