/* ==========================================================================
   MemoryCare — styles
   Calm, high-contrast, large-type design for people living with dementia
   and their caregivers.
   ========================================================================== */

:root {
  /* Palette */
  --bg: #fbf8f3;
  --bg-tint: #f2ede4;
  --surface: #ffffff;
  --text: #1f2a2e;
  --text-muted: #4a5a60;
  --primary: #1f5f5b;
  --primary-hover: #174a47;
  --primary-soft: #d8ebe7;
  --accent: #e07a5f;
  --accent-soft: #fbe3da;
  --border: #ddd5c8;
  --focus: #e07a5f;

  /* Placeholder media */
  --ph-bg: #e8e2d7;
  --ph-stripe: #ded6c8;
  --ph-text: #6b6559;

  /* Type */
  --font-body: "Atkinson Hyperlegible", system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-display: "Fraunces", Georgia, serif;
  --base-size: 1.125rem; /* 18px */

  /* Layout */
  --radius: 18px;
  --radius-sm: 10px;
  --shadow: 0 1px 2px rgb(31 42 46 / 0.06), 0 8px 24px rgb(31 42 46 / 0.08);
  --container: 1160px;
  --gutter: 16px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #141b1d;
    --bg-tint: #1a2326;
    --surface: #1f2a2d;
    --text: #eef2f0;
    --text-muted: #b5c2c0;
    --primary: #7cc4b9;
    --primary-hover: #9ad6cc;
    --primary-soft: #23403d;
    --accent: #f0a088;
    --accent-soft: #3e2b25;
    --border: #2f3d40;
    --focus: #f0a088;
    --ph-bg: #253033;
    --ph-stripe: #2b3739;
    --ph-text: #9fb0ad;
    --shadow: 0 1px 2px rgb(0 0 0 / 0.3), 0 8px 24px rgb(0 0 0 / 0.3);
  }
}

/* Larger text mode (toggled from header) */
html.text-large { --base-size: 1.3125rem; } /* 21px */

/* ---------- Base ---------- */
*,
*::before,
*::after { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: 90px;
  -webkit-text-size-adjust: 100%;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; animation: none !important; }
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: var(--base-size);
  line-height: 1.65;
  overflow-x: hidden;
}

h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.15;
  letter-spacing: -0.01em;
  margin: 0 0 0.5em;
  text-wrap: balance;
}
h1 { font-size: clamp(2.25rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.75rem, 3.6vw, 2.5rem); }
h3 { font-size: 1.3rem; font-weight: 500; }

p { margin: 0 0 1em; }
p:last-child { margin-bottom: 0; }

a { color: var(--primary); text-underline-offset: 3px; }
a:hover { color: var(--primary-hover); }

ul, ol { margin: 0; padding: 0; list-style: none; }

:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 3px;
  border-radius: 6px;
}

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

.skip-link {
  position: absolute;
  left: 16px; top: -100px;
  background: var(--primary);
  color: var(--bg);
  padding: 12px 18px;
  border-radius: var(--radius-sm);
  z-index: 100;
  font-weight: 700;
}
.skip-link:focus { top: 16px; color: var(--bg); }

.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--gutter);
}
@media (min-width: 720px) { :root { --gutter: 32px; } }

.narrow { max-width: 860px; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 56px;
  padding: 0 28px;
  border-radius: 999px;
  font: 700 1.05rem/1 var(--font-body);
  text-decoration: none;
  border: 2px solid transparent;
  cursor: pointer;
  transition: background-color .15s, color .15s, border-color .15s, transform .15s;
}
.btn:active { transform: translateY(1px); }
.btn-primary { background: var(--primary); color: var(--bg); }
.btn-primary:hover { background: var(--primary-hover); color: var(--bg); }
.btn-ghost { border-color: var(--primary); color: var(--primary); background: transparent; }
.btn-ghost:hover { background: var(--primary-soft); color: var(--primary); }
.btn-sm { min-height: 48px; padding: 0 22px; font-size: 1rem; }

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: color-mix(in srgb, var(--bg) 92%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 76px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--text);
}
.brand:hover { color: var(--text); }
.brand-mark {
  width: 36px; height: 36px;
  border-radius: 50%;
  background:
    radial-gradient(circle at 35% 40%, var(--accent) 0 28%, transparent 29%),
    var(--primary);
  flex-shrink: 0;
}
.brand-name {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 600;
}

.site-nav { display: flex; align-items: center; gap: 28px; }
.site-nav ul { display: flex; gap: 24px; }
.site-nav ul a {
  color: var(--text);
  text-decoration: none;
  font-weight: 700;
  padding: 8px 2px;
}
.site-nav ul a:hover { color: var(--primary); text-decoration: underline; }
.nav-actions { display: flex; align-items: center; gap: 12px; }

.text-size-toggle {
  min-width: 48px; min-height: 48px;
  border-radius: 999px;
  border: 2px solid var(--border);
  background: var(--surface);
  color: var(--text);
  font: 700 1rem/1 var(--font-body);
  cursor: pointer;
}
.text-size-toggle .big-a { font-size: 1.35em; }
.text-size-toggle[aria-pressed="true"] {
  background: var(--primary-soft);
  border-color: var(--primary);
  color: var(--primary);
}

.nav-toggle {
  display: none;
  width: 52px; height: 52px;
  border: 2px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--surface);
  cursor: pointer;
  position: relative;
}
.nav-toggle-bar,
.nav-toggle-bar::before,
.nav-toggle-bar::after {
  position: absolute;
  left: 50%;
  width: 24px; height: 3px;
  margin-left: -12px;
  background: var(--text);
  border-radius: 2px;
  transition: transform .2s, opacity .2s;
}
.nav-toggle-bar { top: 50%; margin-top: -1.5px; }
.nav-toggle-bar::before, .nav-toggle-bar::after { content: ""; left: 0; margin-left: 0; }
.nav-toggle-bar::before { top: -8px; }
.nav-toggle-bar::after { top: 8px; }
.nav-toggle[aria-expanded="true"] .nav-toggle-bar { background: transparent; }
.nav-toggle[aria-expanded="true"] .nav-toggle-bar::before { transform: translateY(8px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] .nav-toggle-bar::after { transform: translateY(-8px) rotate(-45deg); }

@media (max-width: 900px) {
  .nav-toggle { display: block; }
  .site-nav {
    display: none;
    position: absolute;
    top: 100%; left: 0; right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 16px;
    padding: 16px var(--gutter) 24px;
    background: var(--bg);
    border-bottom: 1px solid var(--border);
    box-shadow: var(--shadow);
  }
  .site-nav.is-open { display: flex; }
  .site-nav ul { flex-direction: column; gap: 0; }
  .site-nav ul a { display: block; padding: 14px 4px; border-bottom: 1px solid var(--border); }
  .nav-actions { justify-content: space-between; }
  .nav-actions .btn { flex: 1; }
}

/* ---------- Placeholders ---------- */
.ph {
  display: grid;
  place-items: center;
  text-align: center;
  color: var(--ph-text);
  font-weight: 700;
  font-size: 1rem;
  background:
    repeating-linear-gradient(135deg, var(--ph-stripe) 0 12px, var(--ph-bg) 12px 24px);
  border: 2px dashed color-mix(in srgb, var(--ph-text) 45%, transparent);
  border-radius: var(--radius);
  text-decoration: none;
}
.ph > span { padding: 12px; }
.ph small {
  display: block;
  font-weight: 400;
  font-size: 0.85rem;
  margin-top: 4px;
}
.ph-phone {
  aspect-ratio: 9 / 19.5;
  width: min(100%, 300px);
  border-radius: 40px;
  border-width: 3px;
  box-shadow: var(--shadow);
}
.ph-photo { aspect-ratio: 4 / 3; }
.ph-video { aspect-ratio: 16 / 9; gap: 12px; align-content: center; }
.ph-dashboard { aspect-ratio: 16 / 10; box-shadow: var(--shadow); }
.ph-logo { height: 48px; width: 140px; border-radius: var(--radius-sm); font-size: 0.85rem; }
.ph-avatar { width: 52px; height: 52px; border-radius: 50%; flex-shrink: 0; }
.ph-badge { height: 56px; width: 180px; border-radius: var(--radius-sm); font-size: 0.9rem; }

/* Real media dropped into a placeholder slot keeps its size and shape */
img:is(.ph-phone, .ph-photo, .ph-dashboard, .ph-avatar, .ph-logo),
video.ph-video { display: block; height: auto; object-fit: cover; }
img.ph-logo { object-fit: contain; height: 48px; }
img.ph-avatar { height: 52px; }

.play {
  width: 76px; height: 76px;
  border-radius: 50%;
  background: var(--primary);
  position: relative;
  margin: 0 auto;
}
.play::after {
  content: "";
  position: absolute;
  left: 31px; top: 24px;
  border-left: 24px solid var(--bg);
  border-top: 14px solid transparent;
  border-bottom: 14px solid transparent;
}

/* ---------- Hero ---------- */
.hero {
  padding: 56px 0 72px;
  background:
    radial-gradient(60% 60% at 90% 10%, var(--primary-soft), transparent 70%),
    radial-gradient(40% 50% at 0% 100%, var(--accent-soft), transparent 70%);
}
.hero-inner {
  display: grid;
  gap: 48px;
  align-items: center;
}
@media (min-width: 900px) {
  .hero { padding: 88px 0 104px; }
  .hero-inner { grid-template-columns: 1.1fr 1fr; }
}

.eyebrow {
  color: var(--primary);
  font-weight: 700;
  font-size: 0.95rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: 12px;
}
.lead { font-size: 1.2em; color: var(--text-muted); max-width: 36ch; }

.hero-ctas { display: flex; flex-wrap: wrap; gap: 14px; margin: 32px 0 28px; }

.hero-points { display: flex; flex-wrap: wrap; gap: 10px 24px; color: var(--text-muted); }
.hero-points li { display: flex; align-items: center; gap: 8px; }
.hero-points li::before {
  content: "";
  width: 10px; height: 10px;
  border-radius: 50%;
  background: var(--accent);
}

.hero-media {
  position: relative;
  display: flex;
  justify-content: center;
  padding-bottom: 40px;
}
.hero-media .ph-phone { position: relative; z-index: 1; width: min(70%, 290px); }
.hero-photo {
  position: absolute;
  right: 0; bottom: 0;
  width: 46%;
  box-shadow: var(--shadow);
  z-index: 2;
}
@media (max-width: 560px) {
  .hero-photo { width: 52%; }
}

/* ---------- Trust strip ---------- */
.trust { border-block: 1px solid var(--border); padding: 28px 0; }
.trust-inner { display: grid; gap: 18px; text-align: center; }
.trust p { color: var(--text-muted); font-size: 1rem; }
.logo-row { display: flex; flex-wrap: wrap; justify-content: center; gap: 16px; }

/* ---------- Sections ---------- */
.section { padding: 72px 0; }
@media (min-width: 900px) { .section { padding: 104px 0; } }
.section-tint { background: var(--bg-tint); }

.section-head { max-width: 680px; margin: 0 auto 48px; text-align: center; }
.section-head p:not(.eyebrow) { color: var(--text-muted); }

/* Features */
.feature-grid {
  display: grid;
  gap: 20px;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 300px), 1fr));
}
.feature {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
}
.feature p { color: var(--text-muted); }
.feature-icon {
  display: inline-grid;
  place-items: center;
  width: 56px; height: 56px;
  border-radius: 16px;
  background: var(--primary-soft);
  color: var(--primary);
  margin-bottom: 18px;
}
.feature-icon svg,
.privacy-icon svg {
  width: 30px; height: 30px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

/* Split layouts */
.split { display: grid; gap: 48px; align-items: center; }
.split-media { display: flex; justify-content: center; }
.split-media .ph-dashboard { width: 100%; }
@media (min-width: 900px) {
  .split { grid-template-columns: 1fr 1fr; gap: 72px; }
  .split-reverse .split-media { order: 2; }
}
.split-copy > p { color: var(--text-muted); }
.split-copy .btn { margin-top: 28px; }

.check-list { display: grid; gap: 12px; margin-top: 24px; }
.check-list li { display: flex; gap: 12px; align-items: flex-start; }
.check-list li::before {
  content: "";
  flex-shrink: 0;
  width: 26px; height: 26px;
  margin-top: 2px;
  border-radius: 50%;
  background:
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 12.5 4 4 8-9'/%3E%3C/svg%3E") center / 16px no-repeat,
    var(--primary);
}

/* Steps */
.steps {
  display: grid;
  gap: 20px;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 280px), 1fr));
  counter-reset: none;
}
.step {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 28px;
}
.step p { color: var(--text-muted); }
.step-num {
  display: inline-grid;
  place-items: center;
  width: 52px; height: 52px;
  border-radius: 50%;
  background: var(--accent);
  color: #fff;
  font: 600 1.5rem/1 var(--font-display);
  margin-bottom: 18px;
}

/* Quotes */
.quote-grid {
  display: grid;
  gap: 20px;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 300px), 1fr));
}
.quote {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 24px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
}
.quote blockquote {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.15rem;
  line-height: 1.5;
}
.quote-by { display: flex; align-items: center; gap: 14px; font-size: 0.95rem; color: var(--text-muted); }
.quote-by strong { color: var(--text); }

/* Privacy */
.privacy {
  display: grid;
  gap: 24px;
  align-items: start;
  max-width: 900px;
}
@media (min-width: 720px) { .privacy { grid-template-columns: auto 1fr; } }
.privacy > div {
  background: var(--primary-soft);
  border-radius: var(--radius);
  padding: 32px;
}
.privacy-icon {
  display: grid;
  place-items: center;
  width: 80px; height: 80px;
  border-radius: 24px;
  background: var(--primary);
  color: var(--bg);
}
.privacy-icon svg { width: 42px; height: 42px; }

/* FAQ */
.faq { display: grid; gap: 12px; }
.faq details {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
}
.faq summary {
  cursor: pointer;
  list-style: none;
  padding: 20px 56px 20px 24px;
  font-weight: 700;
  position: relative;
  min-height: 64px;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "+";
  position: absolute;
  right: 20px; top: 50%;
  transform: translateY(-50%);
  font-size: 1.6rem;
  line-height: 1;
  color: var(--primary);
}
.faq details[open] summary::after { content: "−"; }
.faq details p { padding: 0 24px 22px; color: var(--text-muted); }

/* CTA */
.cta {
  background: var(--primary);
  color: var(--bg);
  padding: 72px 0;
}
.cta-inner {
  display: grid;
  gap: 32px;
  align-items: center;
}
@media (min-width: 900px) { .cta-inner { grid-template-columns: 1fr auto; } }
.cta h2 { color: var(--bg); }
.cta p { opacity: 0.9; font-size: 1.15em; }
.store-badges { display: flex; flex-wrap: wrap; gap: 14px; }
.cta .ph {
  --ph-bg: color-mix(in srgb, var(--bg) 18%, var(--primary));
  --ph-stripe: color-mix(in srgb, var(--bg) 26%, var(--primary));
  color: var(--bg);
  border-color: color-mix(in srgb, var(--bg) 50%, transparent);
}

/* ---------- Footer ---------- */
.site-footer {
  padding: 56px 0 32px;
  border-top: 1px solid var(--border);
  font-size: 1rem;
}
.footer-inner {
  display: grid;
  gap: 32px;
  padding-bottom: 32px;
  border-bottom: 1px solid var(--border);
}
@media (min-width: 720px) { .footer-inner { grid-template-columns: 1fr auto; align-items: start; } }
.footer-brand p { color: var(--text-muted); margin-top: 12px; }
.footer-nav ul { display: flex; flex-wrap: wrap; gap: 8px 28px; }
.footer-nav a { color: var(--text); text-decoration: none; font-weight: 700; padding: 6px 0; display: inline-block; }
.footer-nav a:hover { color: var(--primary); text-decoration: underline; }
.footer-legal { padding-top: 24px; color: var(--text-muted); font-size: 0.9rem; }
.footer-legal p { margin-bottom: 6px; }