/* Calory Articles (draft) - shared styles */
:root{
  --bg:#ffffff;
  --bg-soft:#f5f6fa;
  --text:#333333;
  --text-strong:#222222;
  --text-muted:#666666;
  --border:#eeeeee;
  --card:#ffffff;
  --shadow:0 14px 36px rgba(0,0,0,.06);
  --accent:#e35029;
  --accent-hover:#c4421f;
  --accent-soft:#fff1ec;
  --accent-fade:rgba(227,80,41,.08);
  --radius:18px;
  --max:1100px;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:'Roboto','Helvetica Neue',Helvetica,Arial,sans-serif;
  color:var(--text);
  font-weight:300;
  line-height:1.7;
  background:var(--bg);
  text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
img{max-width:100%;height:auto}
a{color:var(--accent);text-decoration:none}
a:hover{color:var(--accent-hover)}
h1,h2,h3,h4{
  margin:0 0 10px;
  font-family:'Montserrat',sans-serif;
  color:var(--text-strong);
  font-weight:700;
  line-height:1.25;
}
h1{font-size:clamp(2rem,3vw,2.7rem);letter-spacing:-0.02em}
h2{font-size:1.48rem;margin-top:30px}
h3{font-size:1.12rem;margin-top:22px}
p{margin:0 0 14px}
ul,ol{margin:0 0 14px;padding-left:1.25rem}
li{margin:6px 0}
strong{font-weight:700}
.container{max-width:var(--max);margin:0 auto;padding:0 24px}

.skip-link{
  position:absolute;left:-999px;top:auto;width:1px;height:1px;overflow:hidden;
}
.skip-link:focus{
  left:16px;top:16px;width:auto;height:auto;z-index:999;
  padding:10px 14px;border-radius:999px;
  background:#fff;border:1px solid var(--border);box-shadow:var(--shadow);
}

.nav{
  position:sticky;top:0;z-index:50;
  background:rgba(255,255,255,.92);
  backdrop-filter:blur(18px);
  border-bottom:1px solid var(--border);
}
.nav-inner{
  max-width:var(--max);margin:0 auto;padding:14px 24px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
}
.nav-left{display:flex;align-items:center;gap:18px;min-width:0}
.nav-logo{display:inline-flex;align-items:center;gap:10px;color:inherit}
.nav-logo img{height:30px}
.nav-links{display:flex;align-items:center;gap:18px;flex-wrap:wrap}
.nav-links a{color:#555;font-size:14px;font-weight:400}
.nav-links a:hover{color:var(--text-strong)}
.nav-cta,
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  border-radius:999px;
  font-weight:600;font-size:14px;font-family:'Montserrat',sans-serif;
}
.nav-cta{
  background:var(--accent);color:#fff !important;
  padding:10px 16px;white-space:nowrap;
}
.nav-cta:hover{background:var(--accent-hover);color:#fff}

.hero{
  background:
    radial-gradient(900px 340px at 10% 0%, rgba(227,80,41,.17), transparent 60%),
    radial-gradient(700px 260px at 90% 15%, rgba(34,34,34,.06), transparent 60%),
    linear-gradient(180deg, var(--bg-soft), #ffffff 72%);
  border-bottom:1px solid var(--border);
}
.hero-inner{padding-top:42px;padding-bottom:26px}
.kicker{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-bottom:10px}
.pill{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 12px;border-radius:999px;
  background:var(--accent-soft);color:var(--accent);
  font-size:12px;font-weight:600;font-family:'Montserrat',sans-serif;
  border:1px solid rgba(227,80,41,.15);
}
.pill.neutral{background:#fff;border-color:var(--border);color:#666}
.breadcrumb{display:flex;flex-wrap:wrap;gap:8px;color:#888;font-size:13px;margin-bottom:14px}
.breadcrumb a{color:#888}
.breadcrumb a:hover{color:var(--accent)}
.lede{font-size:1.06rem;color:var(--text-muted);max-width:820px}
.meta{
  margin-top:14px;
  display:flex;gap:14px;flex-wrap:wrap;align-items:center;
  color:#777;font-size:13px;
}
.hero-grid{
  margin-top:22px;
  display:grid;grid-template-columns:1.3fr .9fr;gap:18px;
}
.hero-card,
.card{
  background:var(--card);border:1px solid var(--border);border-radius:var(--radius);
  box-shadow:0 4px 22px rgba(0,0,0,.05);
}
.hero-card{padding:18px}
.hero-card h2{margin-top:0;font-size:1rem;text-transform:uppercase;letter-spacing:.08em}
.key-points{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin-top:14px}
.kp{padding:14px;border-radius:16px;background:var(--bg-soft);border:1px solid var(--border)}
.kp .label{font-size:12px;text-transform:uppercase;letter-spacing:.12em;color:#777;font-weight:600}
.kp .value{margin-top:6px;font-weight:600;color:var(--text-strong)}
.quick-list{margin:0;padding-left:1.2rem}
.quick-list li{margin:8px 0}
.button-row{display:flex;gap:12px;flex-wrap:wrap;margin-top:14px}
.btn{padding:12px 18px;border:1px solid transparent;background:var(--accent);color:#fff}
.btn:hover{background:var(--accent-hover);color:#fff}
.btn.secondary{background:#333;border-color:#333;color:#fff}
.btn.secondary:hover{background:#111;border-color:#111}
.btn.ghost{background:#fff;color:var(--text-strong);border-color:var(--border)}
.btn.ghost:hover{border-color:rgba(227,80,41,.35);color:var(--accent)}

.layout{display:grid;grid-template-columns:290px 1fr;gap:22px;padding:28px 0 64px}
.toc{position:sticky;top:86px;align-self:start}
.toc-inner{padding:18px}
.toc h2{font-size:13px;margin:0 0 10px;text-transform:uppercase;letter-spacing:.12em}
.toc a{display:block;padding:8px 10px;border-radius:12px;color:#555;font-size:14px;font-weight:400}
.toc a:hover{background:var(--bg-soft);color:var(--text-strong)}
.toc .hint{margin-top:12px;color:#777;font-size:13px}
.content{padding:24px}
.content h2:first-child{margin-top:0}
.content hr{border:0;border-top:1px solid var(--border);margin:28px 0}
.content .callout{
  padding:16px 16px 14px;border-radius:16px;
  background:linear-gradient(180deg,var(--accent-fade),rgba(227,80,41,.03));
  border:1px solid rgba(227,80,41,.18);
}
.content .callout h3{margin-top:0}
.article-image{margin:22px 0 26px}
.article-image img{display:block;width:100%;height:auto;border-radius:20px;box-shadow:0 10px 28px rgba(0,0,0,.08)}
.article-image figcaption{margin-top:10px;font-size:13px;color:#777}
.related{margin-top:18px}
.related-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin-top:10px}
.related a,
.related-grid > a{
  display:flex;gap:10px;align-items:flex-start;padding:16px;border-radius:18px;
  background:#fff;border:1px solid var(--border);color:inherit;
  box-shadow:0 4px 22px rgba(0,0,0,.05);
  transition:transform .15s,border-color .15s,box-shadow .15s;
}
.related a:hover,
.related-grid > a:hover{transform:translateY(-1px);border-color:rgba(227,80,41,.35);box-shadow:0 10px 26px rgba(227,80,41,.10)}
.related .title,
.related-grid .title{font-weight:700;color:var(--text-strong);font-family:'Montserrat',sans-serif}
.related .desc,
.related-grid .desc{margin-top:2px;color:var(--text-muted);font-size:14px}
.faq{margin-top:26px}
.faq details{border:1px solid var(--border);border-radius:16px;padding:12px 14px;background:#fff;margin:10px 0}
.faq summary{cursor:pointer;list-style:none;font-family:'Montserrat',sans-serif;font-weight:700;color:var(--text-strong)}
.faq summary::-webkit-details-marker{display:none}
.faq details[open]{border-color:rgba(227,80,41,.35);background:rgba(227,80,41,.03)}
.faq .answer{margin-top:10px;color:#555}
.footer{background:#222;color:#aaa;padding:44px 0 28px}
.footer-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px;margin-bottom:26px}
.footer h4{color:#fff;font-size:13px;text-transform:uppercase;letter-spacing:.12em;margin:0 0 12px}
.footer a{display:block;color:#888;font-size:14px;padding:4px 0}
.footer a:hover{color:#fff}
.footer-copy{font-size:13px;color:#555;text-align:center;border-top:1px solid #333;padding-top:22px}

@media (max-width:980px){
  .hero-grid,
  .layout,
  .related-grid,
  .footer-grid,
  .key-points{grid-template-columns:1fr}
  .toc{position:relative;top:auto}
}

@media (max-width:720px){
  .container{padding:0 20px}
  .article-index-grid{padding:0 8px}
  .nav-inner{
    padding:12px 20px;
    flex-direction:row;
    align-items:center;
    justify-content:space-between;
    gap:12px;
  }
  .nav-left{
    min-width:0;
    flex:1 1 auto;
  }
  .nav-logo img{height:30px}
  .nav-links{display:none}
  .nav-cta{
    width:auto;
    flex:0 0 auto;
    padding:10px 14px;
    font-size:13px;
  }
  .hero-inner{padding-top:36px;padding-bottom:22px}
  .hero-card,
  .content,
  .toc-inner{padding:20px}
  .layout{gap:16px;padding:18px 0 44px}
  .article-index-grid{gap:14px}
  .breadcrumb{font-size:12px;line-height:1.45;margin-bottom:12px}
  .kicker{gap:8px}
  .lede{font-size:1rem}
  .meta{gap:8px 12px}
  .button-row .btn{width:100%}
}

@media (max-width:420px){
  h1{font-size:1.82rem}
  .nav-cta{padding:10px 12px;font-size:12px}
}

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