/* Vida Plena 60+ — design system */
:root {
  --bg: #fbfaf6;
  --surface: #ffffff;
  --soft: #eef5f1;
  --accent-soft: #e6efe9;
  --warm-soft: #fbf3e2;
  --ink: #14201c;
  --ink-soft: #3d4a45;
  --muted: #5a6660;
  --primary: #1f6f5c;
  --primary-dark: #154e40;
  --primary-ink: #ffffff;
  --secondary: #2c5f86;
  --border: #d8ddd5;
  --focus: #ffba49;
  --radius: 14px;
  --shadow-sm: 0 2px 8px rgba(20, 40, 30, .06);
  --shadow: 0 8px 28px rgba(20, 40, 30, .10);
  --maxw: 1140px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-size: 19px; line-height: 1.7;
  color: var(--ink); background: var(--bg);
  -webkit-text-size-adjust: 100%;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--primary-dark); text-decoration: underline; text-underline-offset: 3px; }
a:hover { color: var(--primary); }
:focus-visible { outline: 3px solid var(--focus); outline-offset: 3px; border-radius: 6px; }

.container { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 20px; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }
.skip-link { position: absolute; left: -9999px; top: 0; background: var(--ink); color: #fff; padding: 12px 16px; z-index: 1000; }
.skip-link:focus { left: 12px; top: 12px; }

/* Header */
.site-header {
  background: var(--surface); border-bottom: 1px solid var(--border);
  position: sticky; top: 0; z-index: 50;
}
.header-inner { display: flex; align-items: center; justify-content: space-between; min-height: 76px; gap: 16px; }
.brand { display: inline-flex; align-items: center; gap: 10px; font-weight: 700; font-size: 1.25rem; color: var(--ink); text-decoration: none; }
.brand-mark {
  width: 40px; height: 40px; border-radius: 12px;
  background: var(--primary); color: #fff;
  display: inline-flex; align-items: center; justify-content: center;
  font-size: 1.3rem;
}
.brand-name .brand-accent { color: var(--primary); }

.nav ul { list-style: none; margin: 0; padding: 0; display: flex; gap: 4px; flex-wrap: wrap; }
.nav a { display: inline-block; padding: 12px 14px; border-radius: 10px; color: var(--ink); text-decoration: none; font-weight: 600; }
.nav a:hover, .nav a:focus-visible { background: var(--soft); color: var(--primary-dark); }
.nav a[aria-current="page"] { background: var(--accent-soft); color: var(--primary-dark); }

.nav-toggle {
  display: none; background: var(--soft); border: 1px solid var(--border);
  width: 52px; height: 52px; border-radius: 12px; cursor: pointer; position: relative;
}
.nav-toggle .bars,
.nav-toggle .bars::before,
.nav-toggle .bars::after {
  content: ""; position: absolute; left: 14px; right: 14px; height: 3px;
  background: var(--ink); border-radius: 3px;
}
.nav-toggle .bars { top: 50%; transform: translateY(-50%); }
.nav-toggle .bars::before { top: -9px; }
.nav-toggle .bars::after  { top: 9px; }

@media (max-width: 920px) {
  .nav-toggle { display: inline-block; }
  .nav {
    display: none; position: absolute; left: 0; right: 0; top: 76px;
    background: var(--surface); border-bottom: 1px solid var(--border);
    padding: 8px 16px 16px;
  }
  .nav.is-open { display: block; }
  .nav ul { flex-direction: column; gap: 4px; }
  .nav a { display: block; padding: 16px; font-size: 1.1rem; }
}

/* Headings */
h1, h2, h3 { color: var(--ink); line-height: 1.2; margin: 0 0 .5em; }
h1 { font-size: clamp(2rem, 4.5vw, 3.2rem); letter-spacing: -.01em; }
h2 { font-size: clamp(1.6rem, 3vw, 2.2rem); }
h3 { font-size: 1.2rem; }
p  { margin: 0 0 1em; color: var(--ink-soft); }
.eyebrow {
  display: inline-block; font-weight: 700; font-size: .95rem;
  color: var(--primary-dark); background: var(--accent-soft);
  padding: 6px 12px; border-radius: 999px; margin-bottom: 14px;
}

/* Buttons */
.btn {
  display: inline-block; font-weight: 700; font-size: 1.1rem;
  padding: 16px 26px; border-radius: 12px; text-decoration: none;
  min-height: 56px; line-height: 1.2; border: 2px solid transparent;
  cursor: pointer; transition: transform .05s ease, background .15s ease;
}
.btn-primary { background: var(--primary); color: var(--primary-ink); }
.btn-primary:hover { background: var(--primary-dark); color: #fff; }
.btn-ghost { background: transparent; color: var(--primary-dark); border-color: var(--primary); }
.btn-ghost:hover { background: var(--accent-soft); }
.btn:active { transform: translateY(1px); }

/* Hero (home) */
.hero { background: linear-gradient(180deg, #eef5f1 0%, #fbfaf6 100%); padding: 56px 0 64px; }
.hero-grid { display: grid; gap: 36px; align-items: center; grid-template-columns: 1.05fr .95fr; }
.hero-text .lead { font-size: 1.2rem; max-width: 38ch; }
.cta-row { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 8px; }
.hero-image img { border-radius: 22px; box-shadow: var(--shadow); aspect-ratio: 5 / 4; object-fit: cover; width: 100%; }
@media (max-width: 860px) { .hero { padding: 36px 0 44px; } .hero-grid { grid-template-columns: 1fr; } }

/* Page header (sub-pages) */
.page-header { padding: 48px 0 24px; background: var(--soft); border-bottom: 1px solid var(--border); }
.page-header .crumbs { color: var(--muted); font-size: .95rem; margin-bottom: 8px; }
.page-header .crumbs a { color: var(--muted); }
.page-header .lead { font-size: 1.15rem; max-width: 65ch; margin: 0; }

/* Sections */
.section { padding: 64px 0; }
.section-soft { background: var(--soft); }
.section-accent { background: var(--warm-soft); }
.section-head { text-align: center; max-width: 700px; margin: 0 auto 36px; }

.split { display: grid; gap: 40px; align-items: center; grid-template-columns: 1fr 1fr; }
.split-reverse .split-image { order: 2; }
.split-reverse .split-text { order: 1; }
@media (max-width: 860px) {
  .split { grid-template-columns: 1fr; }
  .split-reverse .split-image, .split-reverse .split-text { order: initial; }
}
.split-image img { border-radius: 18px; box-shadow: var(--shadow); aspect-ratio: 4 / 3; object-fit: cover; width: 100%; }

.icon-badge {
  display: inline-flex; align-items: center; justify-content: center;
  width: 56px; height: 56px; border-radius: 14px;
  background: var(--accent-soft); font-size: 1.6rem; margin-bottom: 14px;
}

.tip-list { list-style: none; padding: 0; margin: 18px 0 0; }
.tip-list li { padding: 14px 0 14px 36px; position: relative; border-top: 1px solid var(--border); color: var(--ink-soft); }
.tip-list li:first-child { border-top: 0; }
.tip-list li::before {
  content: "✓"; position: absolute; left: 0; top: 14px;
  width: 26px; height: 26px; border-radius: 50%;
  background: var(--primary); color: #fff;
  display: inline-flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: .95rem;
}
.tip-list strong { color: var(--ink); }

/* Card grid (used for topic teasers on home, quick tips, etc.) */
.card-grid { list-style: none; padding: 0; margin: 0; display: grid; gap: 22px; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); }
.card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); overflow: hidden;
  box-shadow: var(--shadow-sm); display: flex; flex-direction: column;
  transition: transform .15s ease, box-shadow .15s ease;
}
.card:hover { transform: translateY(-2px); box-shadow: var(--shadow); }
.card img { aspect-ratio: 4 / 3; object-fit: cover; width: 100%; }
.card-body { padding: 22px; display: flex; flex-direction: column; gap: 8px; flex: 1; }
.card-body h3 { margin: 0; }
.card-body p { margin: 0; color: var(--muted); }
.card-body .card-link {
  margin-top: 12px; font-weight: 700; color: var(--primary-dark);
  text-decoration: none; display: inline-flex; align-items: center; gap: 6px;
}
.card-body .card-link::after { content: "→"; }
.card-body .card-link:hover { color: var(--primary); }

/* Quick tips */
.quick-grid { list-style: none; padding: 0; margin: 0; display: grid; gap: 18px; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); }
.quick-grid li { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 22px; box-shadow: var(--shadow-sm); }
.quick-grid span.emoji { font-size: 2rem; display: block; margin-bottom: 8px; }
.quick-grid h3 { margin: 0 0 4px; }
.quick-grid p { margin: 0; color: var(--muted); }

/* CTA banner */
.cta-banner {
  background: linear-gradient(135deg, var(--primary), #2d8a72);
  color: #fff; border-radius: 22px; padding: 40px;
  display: grid; gap: 18px; align-items: center;
  grid-template-columns: 1fr auto;
}
@media (max-width: 720px) { .cta-banner { grid-template-columns: 1fr; text-align: left; padding: 28px; } }
.cta-banner h2, .cta-banner p { color: #fff; margin: 0; }
.cta-banner h2 { font-size: 1.6rem; }
.cta-banner .btn-primary { background: #fff; color: var(--primary-dark); }
.cta-banner .btn-primary:hover { background: var(--warm-soft); color: var(--primary-dark); }

/* FAQ */
.faq { display: grid; gap: 12px; }
.faq details {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: 12px; padding: 4px 18px;
}
.faq summary {
  cursor: pointer; font-weight: 700; padding: 16px 0;
  list-style: none; display: flex; justify-content: space-between; align-items: center;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; font-size: 1.6rem; color: var(--primary); }
.faq details[open] summary::after { content: "−"; }
.faq details > p { padding: 0 0 16px; margin: 0; }

/* Contact */
.contact-grid { display: grid; gap: 40px; grid-template-columns: 1fr 1fr; }
@media (max-width: 860px) { .contact-grid { grid-template-columns: 1fr; } }
.links { padding-left: 1.1em; }
.links li { margin: .4em 0; }
.contact-form { background: var(--surface); padding: 24px; border-radius: var(--radius); border: 1px solid var(--border); box-shadow: var(--shadow); }
.contact-form label { display: block; font-weight: 700; margin: 14px 0 6px; color: var(--ink); }
.contact-form input,
.contact-form textarea,
.contact-form select {
  width: 100%; font: inherit; padding: 14px 16px;
  border: 2px solid var(--border); border-radius: 10px;
  background: #fff; color: var(--ink);
}
.contact-form input:focus, .contact-form textarea:focus, .contact-form select:focus { border-color: var(--primary); outline: none; }
.contact-form .btn { margin-top: 18px; width: 100%; }
.form-help { color: var(--muted); font-size: .95rem; margin: 0 0 4px; }
.form-ok { margin-top: 14px; padding: 12px 14px; border-radius: 10px; background: var(--accent-soft); color: var(--primary-dark); font-weight: 600; }

/* Disclaimer */
.disclaimer { background: var(--warm-soft); border-top: 1px solid #e7dfc4; border-bottom: 1px solid #e7dfc4; padding: 22px 0; }
.disclaimer p { margin: 0; color: #5a4a1f; }

/* Footer */
.site-footer { background: #14201c; color: #d9e3df; padding: 36px 0 24px; }
.site-footer p { margin: 4px 0; color: #d9e3df; }
.site-footer a { color: #ffd99a; }
.footer-grid { display: grid; gap: 28px; grid-template-columns: 2fr 1fr 1fr; }
@media (max-width: 720px) { .footer-grid { grid-template-columns: 1fr; } }
.footer-grid h3 { color: #fff; font-size: 1rem; margin: 0 0 10px; }
.footer-grid ul { list-style: none; padding: 0; margin: 0; }
.footer-grid li { margin: 6px 0; }
.footer-bottom { border-top: 1px solid #2a3a35; margin-top: 24px; padding-top: 14px; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 8px; font-size: .95rem; }

/* Stat strip */
.stats { display: grid; gap: 18px; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); }
.stats li { background: var(--surface); border: 1px solid var(--border); border-radius: 14px; padding: 22px; text-align: center; box-shadow: var(--shadow-sm); list-style: none; }
.stats strong { display: block; font-size: 2rem; color: var(--primary-dark); line-height: 1; }
.stats span { color: var(--muted); }

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