/* ============================================================
   LIFENOVIA — Main Stylesheet
   Everyday wellbeing, renewed.
   Palette: light "badge" pastels used as the primary surface
   colours, with deep tonal text for AA contrast.
   ============================================================ */

/* ---------- Design Tokens ---------- */
:root {
  /* Neutrals */
  --bg:            #FBFAF8;
  --bg-card:       #FFFFFF;
  --text:          #1B1A17;
  --text-soft:     #55524C;
  --text-muted:    #918D85;
  --border:        #EAE7E1;
  --border-soft:   #F2EFE9;

  /* Badge pastels — the main palette */
  --mint:          #CCFBF1;
  --mint-ink:      #0F766E;
  --sky:           #E0F2FE;
  --sky-ink:       #075985;
  --lilac:         #EDE9FE;
  --lilac-ink:     #5B21B6;
  --blush:         #FFE4E6;
  --blush-ink:     #9F1239;
  --sand:          #FEF3C7;
  --sand-ink:      #92400E;

  /* Roles */
  --accent:        var(--mint);
  --accent-ink:    var(--mint-ink);
  --accent-deep:   #0B5F59;

  --tint-a:        #F2FBF9;   /* barely-there mint */
  --tint-b:        #F6F4FF;   /* barely-there lilac */
  --tint-c:        #F4FAFE;   /* barely-there sky  */

  --gradient-hero: linear-gradient(135deg, #CCFBF1 0%, #E0F2FE 38%, #EDE9FE 72%, #FFE4E6 100%);
  --gradient-soft: linear-gradient(135deg, #F2FBF9 0%, #F6F4FF 100%);

  --font-sans:     'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;

  --radius-sm:     8px;
  --radius-md:     14px;
  --radius-lg:     22px;
  --radius-xl:     30px;
  --radius-full:   9999px;

  --shadow-sm:     0 1px 3px rgba(27,26,23,.05), 0 1px 2px rgba(27,26,23,.04);
  --shadow-md:     0 6px 20px rgba(27,26,23,.07);
  --shadow-lg:     0 16px 44px rgba(27,26,23,.10);
  --shadow-card:   0 2px 8px rgba(27,26,23,.05), 0 0 0 1px rgba(27,26,23,.035);

  --transition:    all .22s cubic-bezier(.4,0,.2,1);
  --max-w:         1180px;
}

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

html { font-size: 16px; scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  font-family: var(--font-sans);
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

img, svg { display: block; max-width: 100%; }
img { height: auto; }
a  { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button, input, textarea, select { font: inherit; color: inherit; }

:focus-visible {
  outline: 3px solid var(--accent-deep);
  outline-offset: 2px;
  border-radius: 4px;
}

.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: 16px; top: -60px;
  background: var(--bg-card); color: var(--text);
  padding: 10px 18px; border-radius: var(--radius-full);
  box-shadow: var(--shadow-md); z-index: 200;
  transition: var(--transition);
}
.skip-link:focus { top: 16px; }

/* ---------- Typography ---------- */
h1, h2, h3, h4, h5 {
  line-height: 1.24;
  letter-spacing: -0.021em;
  font-weight: 700;
  color: var(--text);
}
h1 { font-size: clamp(2rem, 5vw, 3.25rem); }
h2 { font-size: clamp(1.5rem, 3vw, 2.2rem); }
h3 { font-size: clamp(1.125rem, 2vw, 1.45rem); }
h4 { font-size: 1.0625rem; }
p  { color: var(--text-soft); }

.lead { font-size: clamp(1.0625rem, 1.6vw, 1.1875rem); color: var(--text-soft); }

.text-center { text-align: center; }
.text-sm     { font-size: .875rem; }
.text-muted  { color: var(--text-muted); }
.mt-4 { margin-top: 1rem; }  .mt-6 { margin-top: 1.5rem; }
.mb-6 { margin-bottom: 1.5rem; } .mb-8 { margin-bottom: 2rem; }
.mb-12 { margin-bottom: 3rem; }

/* ---------- Layout ---------- */
.container { width: 100%; max-width: var(--max-w); margin: 0 auto; padding: 0 24px; }

.section     { padding: 88px 0; }
.section-sm  { padding: 48px 0; }

.bg-tint-a { background: var(--tint-a); }
.bg-tint-b { background: var(--tint-b); }
.bg-tint-c { background: var(--tint-c); }
.bg-soft   { background: var(--gradient-soft); }

.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 48px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.items-center { align-items: center; }
.flex { display: flex; }
.justify-between { justify-content: space-between; }

.section-label {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: .75rem; font-weight: 700; letter-spacing: .09em;
  text-transform: uppercase; color: var(--accent-ink);
  background: var(--accent); padding: 6px 14px;
  border-radius: var(--radius-full); margin-bottom: 14px;
}

/* ---------- Navigation ---------- */
.nav {
  position: sticky; top: 0; z-index: 100;
  background: rgba(251,250,248,.86);
  backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-soft);
}
.nav-inner {
  max-width: var(--max-w); margin: 0 auto; padding: 0 24px;
  height: 68px; display: flex; align-items: center; justify-content: space-between;
}
.nav-logo {
  display: inline-flex; align-items: center; gap: 10px;
  font-weight: 800; letter-spacing: -.03em; font-size: 1.0625rem;
}
.nav-logo .mark {
  width: 28px; height: 28px; border-radius: 9px;
  background: var(--gradient-hero); flex: none;
  box-shadow: inset 0 0 0 1px rgba(27,26,23,.06);
}
.nav-links { display: flex; align-items: center; gap: 4px; }
.nav-links a {
  padding: 8px 14px; border-radius: var(--radius-full);
  font-size: .9375rem; font-weight: 500; color: var(--text-soft);
  transition: var(--transition);
}
.nav-links a:hover { background: var(--tint-a); color: var(--text); }
.nav-links a.active { color: var(--text); font-weight: 600; }
.nav-links .nav-cta {
  background: var(--accent); color: var(--accent-ink);
  font-weight: 600; margin-left: 6px;
}
.nav-links .nav-cta:hover { background: #B6F5E8; color: var(--accent-deep); }

.nav-mobile-toggle {
  display: none; background: none; border: 0; cursor: pointer;
  width: 40px; height: 40px; border-radius: var(--radius-sm);
  flex-direction: column; justify-content: center; align-items: center; gap: 5px;
}
.nav-mobile-toggle span {
  display: block; width: 20px; height: 2px;
  background: var(--text); border-radius: 2px;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 12px 24px; border-radius: var(--radius-full);
  font-size: .9375rem; font-weight: 600; border: 1px solid transparent;
  cursor: pointer; transition: var(--transition); white-space: nowrap;
}
.btn-primary {
  background: var(--accent-deep); color: #fff;
  box-shadow: 0 2px 10px rgba(11,95,89,.22);
}
.btn-primary:hover { background: #094E4A; transform: translateY(-1px); }
.btn-secondary {
  background: var(--bg-card); color: var(--text);
  border-color: var(--border);
}
.btn-secondary:hover { background: var(--tint-a); border-color: #CDE9E3; }
.btn-soft { background: var(--accent); color: var(--accent-ink); }
.btn-soft:hover { background: #B6F5E8; }
.btn-sm { padding: 8px 16px; font-size: .875rem; }

/* ---------- Hero ---------- */
.hero {
  position: relative; overflow: hidden;
  padding: 84px 0 76px;
  background: var(--gradient-hero);
  border-bottom: 1px solid rgba(27,26,23,.05);
}
.hero::after {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(circle at 80% 15%, rgba(255,255,255,.75) 0%, transparent 46%),
              radial-gradient(circle at 12% 88%, rgba(255,255,255,.6) 0%, transparent 42%);
  pointer-events: none;
}
.hero .container { position: relative; z-index: 1; max-width: 900px; text-align: center; }
.hero-eyebrow {
  display: inline-block; background: rgba(255,255,255,.7);
  color: var(--text-soft); font-size: .75rem; font-weight: 700;
  letter-spacing: .09em; text-transform: uppercase;
  padding: 7px 16px; border-radius: var(--radius-full); margin-bottom: 20px;
}
.hero h1 { margin-bottom: 18px; }
.hero h1 em { font-style: italic; font-weight: 700; }
.hero .lead { max-width: 620px; margin: 0 auto; color: #46433E; }
.hero-actions {
  display: flex; gap: 12px; justify-content: center;
  flex-wrap: wrap; margin-top: 30px;
}
.hero-stats {
  display: flex; gap: 14px; justify-content: center; flex-wrap: wrap;
  margin-top: 46px;
}
.hero-stat {
  background: rgba(255,255,255,.78); border-radius: var(--radius-md);
  padding: 16px 26px; min-width: 150px;
  box-shadow: inset 0 0 0 1px rgba(255,255,255,.9);
}
.hero-stat .num { display: block; font-size: 1.375rem; font-weight: 800; letter-spacing: -.02em; }
.hero-stat .lbl { display: block; font-size: .8125rem; color: var(--text-soft); }

/* ---------- Page header (inner pages) ---------- */
.page-head {
  background: var(--gradient-soft);
  border-bottom: 1px solid var(--border-soft);
  padding: 56px 0 52px; text-align: center;
}
.page-head h1 { margin-bottom: 12px; }
.page-head p { max-width: 640px; margin: 0 auto; }

/* ---------- Badges / Tags ---------- */
.tag {
  display: inline-block; font-size: .75rem; font-weight: 700;
  letter-spacing: .02em; padding: 5px 12px;
  border-radius: var(--radius-full); margin-bottom: 12px;
}
.tag-renewal   { background: var(--mint);  color: var(--mint-ink); }
.tag-nutrition { background: var(--sand);  color: var(--sand-ink); }
.tag-movement  { background: var(--sky);   color: var(--sky-ink); }
.tag-mindset   { background: var(--lilac); color: var(--lilac-ink); }
.tag-longevity { background: var(--blush); color: var(--blush-ink); }

/* ---------- Category cards ---------- */
.categories-grid {
  display: grid; grid-template-columns: repeat(5, 1fr); gap: 16px;
}
.category-card {
  background: var(--bg-card); border-radius: var(--radius-md);
  padding: 22px 18px; text-align: center;
  box-shadow: var(--shadow-card); transition: var(--transition);
  border-top: 3px solid transparent;
}
.category-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.category-card h4 { font-size: .9375rem; margin-bottom: 4px; }
.category-card p  { font-size: .8125rem; color: var(--text-muted); line-height: 1.5; }
.category-icon {
  width: 42px; height: 42px; margin: 0 auto 12px;
  border-radius: var(--radius-full);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.25rem;
}
.cat-renewal   { border-top-color: #5EEAD4; } .cat-renewal   .category-icon { background: var(--mint); }
.cat-nutrition { border-top-color: #FCD34D; } .cat-nutrition .category-icon { background: var(--sand); }
.cat-movement  { border-top-color: #7DD3FC; } .cat-movement  .category-icon { background: var(--sky); }
.cat-mindset   { border-top-color: #C4B5FD; } .cat-mindset   .category-icon { background: var(--lilac); }
.cat-longevity { border-top-color: #FDA4AF; } .cat-longevity .category-icon { background: var(--blush); }

/* ---------- Cards ---------- */
.card {
  background: var(--bg-card); border-radius: var(--radius-lg);
  overflow: hidden; display: flex; flex-direction: column;
  box-shadow: var(--shadow-card); transition: var(--transition);
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.card-art { aspect-ratio: 16/10; position: relative; }
.card-art svg { width: 100%; height: 100%; }
.card-body { padding: 22px 24px 8px; flex: 1; }
.card-body h3 { margin-bottom: 8px; font-size: 1.125rem; line-height: 1.35; }
.card-body p  { font-size: .9375rem; }
.card-footer {
  padding: 16px 24px 22px; display: flex; align-items: center;
  justify-content: space-between; gap: 12px; flex-wrap: wrap;
}
.card-meta { font-size: .8125rem; color: var(--text-muted); }

/* ---------- Feature / split blocks ---------- */
.art-panel {
  border-radius: var(--radius-xl); overflow: hidden;
  aspect-ratio: 4/3; background: var(--gradient-hero);
}
.art-panel svg { width: 100%; height: 100%; }

.value-list { display: grid; gap: 14px; margin-top: 22px; }
.value-item {
  display: flex; gap: 14px; align-items: flex-start;
  background: var(--bg-card); border-radius: var(--radius-md);
  padding: 16px 18px; box-shadow: var(--shadow-card);
}
.value-item .dot {
  width: 30px; height: 30px; border-radius: var(--radius-full);
  flex: none; display: flex; align-items: center; justify-content: center;
  font-size: .9375rem;
}
.value-item h4 { font-size: .9375rem; margin-bottom: 2px; }
.value-item p  { font-size: .875rem; line-height: 1.55; }

/* ---------- Newsletter ---------- */
.newsletter-box {
  background: var(--gradient-hero);
  border-radius: var(--radius-xl);
  padding: 56px 40px; text-align: center; position: relative; overflow: hidden;
}
.newsletter-box::after {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(circle at 50% 0%, rgba(255,255,255,.7) 0%, transparent 55%);
  pointer-events: none;
}
.newsletter-box > * { position: relative; z-index: 1; }
.newsletter-box .section-label { background: rgba(255,255,255,.75); color: var(--text-soft); }
.newsletter-box h2 { margin-bottom: 12px; }
.newsletter-box > p { max-width: 560px; margin: 0 auto; color: #46433E; }
.newsletter-form {
  display: flex; gap: 10px; justify-content: center;
  max-width: 470px; margin: 26px auto 0; flex-wrap: wrap;
}
.newsletter-form input[type="email"] {
  flex: 1; min-width: 220px; padding: 12px 18px;
  border: 1px solid rgba(27,26,23,.10); border-radius: var(--radius-full);
  background: rgba(255,255,255,.92); font-size: .9375rem;
}
.newsletter-form input[type="email"]::placeholder { color: var(--text-muted); }
.newsletter-fine {
  font-size: .8125rem; color: #46433E; max-width: 520px;
  margin: 18px auto 0; line-height: 1.6;
}
.newsletter-fine a { text-decoration: underline; }

/* ---------- Trust bar ---------- */
.trust-bar {
  display: flex; flex-wrap: wrap; justify-content: center; gap: 12px;
}
.trust-item {
  display: inline-flex; align-items: center; gap: 9px;
  background: var(--bg-card); border-radius: var(--radius-full);
  padding: 10px 18px; font-size: .875rem; font-weight: 500;
  color: var(--text-soft); box-shadow: var(--shadow-card);
}
.trust-item .icon { font-size: 1.0625rem; line-height: 1; }

/* ---------- Blog index ---------- */
.filter-bar {
  display: flex; flex-wrap: wrap; gap: 8px;
  justify-content: center; margin-bottom: 40px;
}
.filter-btn {
  border: 1px solid var(--border); background: var(--bg-card);
  padding: 8px 16px; border-radius: var(--radius-full);
  font-size: .875rem; font-weight: 600; color: var(--text-soft);
  cursor: pointer; transition: var(--transition);
}
.filter-btn:hover { background: var(--tint-a); }
.filter-btn.is-active {
  background: var(--accent); color: var(--accent-ink);
  border-color: transparent;
}
.empty-state {
  text-align: center; color: var(--text-muted);
  padding: 40px 0; display: none;
}

/* ---------- Article ---------- */
.article-head {
  background: var(--gradient-soft);
  border-bottom: 1px solid var(--border-soft);
  padding: 52px 0 46px;
}
.article-head .container { max-width: 760px; }
.article-head h1 { margin: 6px 0 14px; }
.article-meta { font-size: .875rem; color: var(--text-muted); }

.article-wrap { padding: 56px 0 80px; }
.article-wrap .container { max-width: 720px; }

.article-content > * + * { margin-top: 1.15rem; }
.article-content h2 {
  font-size: clamp(1.3rem, 2.4vw, 1.75rem);
  margin-top: 2.6rem; margin-bottom: .2rem;
}
.article-content h3 { font-size: 1.15rem; margin-top: 1.9rem; }
.article-content p  { font-size: 1.0625rem; line-height: 1.8; }
.article-content ul { display: grid; gap: .6rem; padding-left: 0; }
.article-content ul li {
  position: relative; padding-left: 26px;
  color: var(--text-soft); font-size: 1.0625rem; line-height: 1.7;
}
.article-content ul li::before {
  content: ""; position: absolute; left: 6px; top: .72em;
  width: 7px; height: 7px; border-radius: 50%; background: var(--accent-deep);
}
.article-content a { color: var(--accent-deep); text-decoration: underline; }
.article-content blockquote {
  background: var(--tint-a); border-left: 3px solid var(--accent-deep);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  padding: 18px 24px; font-size: 1.0625rem; color: var(--text);
}
.callout {
  background: var(--sand); border-radius: var(--radius-md);
  padding: 20px 24px; font-size: .9375rem; color: var(--sand-ink);
}
.callout strong { color: var(--sand-ink); }

.article-footer-note {
  margin-top: 44px; padding-top: 26px; border-top: 1px solid var(--border);
  font-size: .875rem; color: var(--text-muted); line-height: 1.7;
}

/* ---------- Prose (legal pages) ---------- */
.prose { max-width: 760px; margin: 0 auto; }
.prose > * + * { margin-top: 1.05rem; }
.prose h2 { font-size: 1.3rem; margin-top: 2.4rem; }
.prose h3 { font-size: 1.0625rem; margin-top: 1.6rem; }
.prose p, .prose li { color: var(--text-soft); }
.prose ul { display: grid; gap: .5rem; }
.prose ul li { position: relative; padding-left: 22px; }
.prose ul li::before {
  content: ""; position: absolute; left: 4px; top: .72em;
  width: 6px; height: 6px; border-radius: 50%; background: var(--text-muted);
}
.prose a { color: var(--accent-deep); text-decoration: underline; }
.prose table { width: 100%; border-collapse: collapse; font-size: .9375rem; }
.prose th, .prose td {
  text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--border);
  color: var(--text-soft);
}
.prose th { color: var(--text); font-weight: 600; background: var(--tint-a); }

/* ---------- Contact ---------- */
.contact-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 40px; }
.form-field { display: grid; gap: 6px; margin-bottom: 16px; }
.form-field label { font-size: .875rem; font-weight: 600; }
.form-field input, .form-field textarea, .form-field select {
  padding: 11px 15px; border: 1px solid var(--border);
  border-radius: var(--radius-sm); background: var(--bg-card);
  font-size: .9375rem;
}
.form-field textarea { min-height: 150px; resize: vertical; }
.checkbox-row {
  display: flex; gap: 10px; align-items: flex-start;
  font-size: .8125rem; color: var(--text-soft); line-height: 1.6; margin: 4px 0 18px;
}
.checkbox-row input { margin-top: 4px; flex: none; }

.info-card {
  background: var(--bg-card); border-radius: var(--radius-lg);
  padding: 26px; box-shadow: var(--shadow-card);
}
.info-card + .info-card { margin-top: 16px; }
.info-card h3 { font-size: 1.0625rem; margin-bottom: 8px; }
.info-card p, .info-card address {
  font-size: .9375rem; font-style: normal; color: var(--text-soft); line-height: 1.75;
}

/* ---------- FAQ ---------- */
.faq-item {
  background: var(--bg-card); border-radius: var(--radius-md);
  box-shadow: var(--shadow-card); overflow: hidden;
}
.faq-item + .faq-item { margin-top: 12px; }
.faq-item summary {
  cursor: pointer; padding: 18px 22px; font-weight: 600;
  font-size: .9375rem; list-style: none; display: flex;
  justify-content: space-between; align-items: center; gap: 16px;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { content: "+"; font-size: 1.25rem; color: var(--text-muted); }
.faq-item[open] summary::after { content: "–"; }
.faq-item p { padding: 0 22px 20px; font-size: .9375rem; }

/* ---------- Footer ---------- */
.footer {
  background: var(--tint-b); border-top: 1px solid var(--border-soft);
  padding: 56px 0 30px; margin-top: 0;
}
.footer-transparency {
  background: var(--bg-card); border-radius: var(--radius-md);
  padding: 16px 22px; font-size: .8125rem; color: var(--text-soft);
  line-height: 1.65; margin-bottom: 40px; box-shadow: var(--shadow-card);
}
.footer-grid {
  display: grid; grid-template-columns: 1.6fr repeat(4, 1fr); gap: 32px;
}
.footer-brand .logo {
  display: inline-flex; align-items: center; gap: 10px;
  font-weight: 800; letter-spacing: -.03em; margin-bottom: 10px;
}
.footer-brand .logo .mark {
  width: 26px; height: 26px; border-radius: 8px; background: var(--gradient-hero);
}
.footer-brand p { font-size: .875rem; line-height: 1.7; max-width: 300px; }
.footer-col h5 {
  font-size: .75rem; text-transform: uppercase; letter-spacing: .09em;
  color: var(--text-muted); margin-bottom: 12px;
}
.footer-col ul { display: grid; gap: 8px; }
.footer-col a { font-size: .875rem; color: var(--text-soft); transition: var(--transition); }
.footer-col a:hover { color: var(--accent-deep); }
.footer-bottom {
  margin-top: 40px; padding-top: 22px; border-top: 1px solid var(--border);
  display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap;
}
.footer-bottom p, .footer-bottom a { font-size: .8125rem; color: var(--text-muted); }
.footer-bottom a:hover { color: var(--accent-deep); }

/* ---------- Responsive ---------- */
@media (max-width: 960px) {
  .categories-grid { grid-template-columns: repeat(3, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr 1fr; gap: 28px; }
  .footer-brand { grid-column: 1 / -1; }
}

@media (max-width: 820px) {
  .nav-links { display: none; }
  .nav-mobile-toggle { display: flex; }
  .grid-2, .grid-3, .contact-grid { grid-template-columns: 1fr; gap: 32px; }
  .section { padding: 64px 0; }
  .newsletter-box { padding: 40px 24px; }
}

@media (max-width: 560px) {
  .container { padding: 0 16px; }
  .nav-inner { padding: 0 16px; }
  .categories-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .hero { padding: 60px 0 56px; }
  .hero-stat { min-width: 132px; padding: 14px 18px; }
  .trust-bar { flex-direction: column; align-items: stretch; }
  .trust-item { justify-content: center; }
  .article-content p, .article-content ul li { font-size: 1rem; }
}

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