:root{
  --bg:#f5f1ea;
  --bg-soft:#fbf8f3;
  --paper:#fffdfa;
  --surface:#ffffffd9;
  --surface-strong:#ffffffee;
  --text:#26403b;
  --muted:#5c746f;
  --line:#d8e4df;
  --sage:#7da69b;
  --sage-dark:#5e857c;
  --sand:#d4b181;
  --rose:#d9b7b0;
  --shadow:0 20px 60px rgba(61,92,84,.12);
  --radius:24px;
  --radius-sm:16px;
  --max:1180px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color:var(--text);
  background:
    radial-gradient(circle at top left, rgba(213,230,224,.8), transparent 28%),
    radial-gradient(circle at top right, rgba(236,224,210,.75), transparent 32%),
    linear-gradient(180deg, #f7f4ee 0%, #f4efe8 100%);
  line-height:1.65;
}
a{color:var(--sage-dark);text-decoration:none}
a:hover{text-decoration:underline}
img,svg{max-width:100%;height:auto}
.skip-link{position:absolute;left:-9999px;top:1rem;background:#fff;padding:.7rem 1rem;border-radius:999px;z-index:1000}
.skip-link:focus{left:1rem}
.container{width:min(var(--max), calc(100% - 2rem)); margin:0 auto}
.site-header{
  position:sticky; top:0; z-index:40;
  backdrop-filter: blur(16px);
  background:rgba(251,248,243,.72);
  border-bottom:1px solid rgba(125,166,155,.15);
}
.topbar{display:flex; align-items:center; justify-content:space-between; gap:1rem; padding:1rem 0}
.brand{display:flex; align-items:center; gap:.9rem; font-weight:700; color:var(--text)}
.brand-mark{
  display:grid; place-items:center; width:48px; height:48px; border-radius:18px;
  background:linear-gradient(135deg, #dfece8, #f7eee2); box-shadow:var(--shadow); font-size:1.2rem
}
.brand small{display:block; font-weight:500; color:var(--muted)}
.site-nav ul{display:flex; list-style:none; gap:.4rem; padding:0; margin:0; align-items:center; flex-wrap:wrap}
.site-nav a{display:block; padding:.8rem 1rem; border-radius:999px; color:var(--text)}
.site-nav a[aria-current="page"], .site-nav a:hover{background:rgba(125,166,155,.12); text-decoration:none}
.menu-toggle{display:none; border:1px solid var(--line); background:#fff; border-radius:999px; padding:.75rem 1rem; color:var(--text)}
.hero{padding:4rem 0 2rem}
.hero-grid{display:grid; grid-template-columns:1.1fr .9fr; gap:2rem; align-items:center}
.eyebrow,.kicker{
  display:inline-flex; align-items:center; gap:.5rem; letter-spacing:.08em; text-transform:uppercase; font-size:.74rem;
  color:var(--sage-dark); font-weight:700; background:rgba(125,166,155,.12); padding:.45rem .75rem; border-radius:999px
}
h1,h2,h3{line-height:1.15; margin:0 0 .8rem}
h1{font-size:clamp(2.4rem, 5vw, 4.8rem); letter-spacing:-.04em}
h2{font-size:clamp(1.7rem, 3vw, 2.7rem); letter-spacing:-.03em}
h3{font-size:1.2rem}
.lead{font-size:1.12rem; color:var(--muted); max-width:62ch}
.inline-stats,.tag-row,.legend{display:flex; gap:.7rem; flex-wrap:wrap; margin:1.2rem 0}
.pill,.tag{
  border:1px solid rgba(125,166,155,.18); background:rgba(255,255,255,.64); color:var(--text);
  padding:.55rem .8rem; border-radius:999px; font-size:.95rem
}
.cta-row{display:flex; flex-wrap:wrap; gap:.9rem; margin-top:1.4rem}
.btn{display:inline-flex; align-items:center; justify-content:center; border-radius:999px; padding:.92rem 1.25rem; font-weight:700; border:1px solid transparent}
.btn-primary{background:linear-gradient(135deg, var(--sage), var(--sage-dark)); color:#fff; box-shadow:var(--shadow)}
.btn-secondary{background:rgba(255,255,255,.75); border-color:var(--line); color:var(--text)}
.btn-ghost{background:transparent; border-color:rgba(125,166,155,.18)}
.panel,.card,.exercise-card,.metric,.legal-card,.exercise-shell .aside-card{
  background:var(--surface); border:1px solid rgba(125,166,155,.14); border-radius:var(--radius); box-shadow:var(--shadow)
}
.glass{background:linear-gradient(180deg, rgba(255,255,255,.7), rgba(255,255,255,.45));}
.hero-visual-wrap{padding:1rem}
.hero-visual,.chart-svg{display:block; width:100%}
.section{padding:1.4rem 0 3.6rem}
.grid-2{display:grid; grid-template-columns:1fr 1fr; gap:1.3rem}
.grid-3,.card-grid,.metric-grid{display:grid; grid-template-columns:repeat(3,1fr); gap:1.2rem}
.card,.metric,.legal-card{padding:1.35rem}
.metric strong{display:block; margin-bottom:.55rem; font-size:1.08rem}
.notice{
  background:linear-gradient(135deg, rgba(212,177,129,.12), rgba(125,166,155,.12));
  border:1px solid rgba(212,177,129,.24); padding:1rem 1.1rem; border-radius:20px; margin-top:1rem
}
.home-nav{display:grid; grid-template-columns:280px 1fr; gap:1.4rem; align-items:start}
.filter-panel{padding:1.1rem; position:sticky; top:6rem}
.filter-panel label{display:block; font-weight:700; margin:.6rem 0 .35rem}
.filter-panel input,.filter-panel select{
  width:100%; border:1px solid var(--line); border-radius:14px; padding:.9rem 1rem; background:#fff; color:var(--text)
}
.exercise-menu{display:grid; grid-template-columns:repeat(2,1fr); gap:1rem}
.exercise-card{padding:1.25rem; display:flex; flex-direction:column; gap:.75rem; min-height:220px}
.exercise-card p{margin:0; color:var(--muted)}
.exercise-card .meta{margin-top:auto; font-size:.95rem; color:var(--sage-dark)}
.exercise-card a{font-weight:700}
.exercise-card:hover{transform:translateY(-2px); transition:.2s ease}
.highlight-band{
  padding:1.2rem; border-radius:32px; background:linear-gradient(135deg, rgba(223,236,232,.88), rgba(248,241,231,.86));
  border:1px solid rgba(125,166,155,.15)
}
.quote{font-size:1.1rem; font-style:italic; color:var(--muted)}
.exercise-shell{display:grid; grid-template-columns:1.2fr .8fr; gap:1.3rem; align-items:start}
.exercise-shell .main-card,.exercise-shell .aside-card{padding:1.35rem}
.steps{counter-reset:step; display:grid; gap:1rem; margin-top:1rem}
.step{display:grid; grid-template-columns:auto 1fr; gap:1rem; align-items:start; padding:1rem; background:rgba(255,255,255,.45); border-radius:20px; border:1px solid rgba(125,166,155,.12)}
.step::before{counter-increment:step; content:counter(step); display:grid; place-items:center; width:2rem; height:2rem; border-radius:50%; background:var(--sage-dark); color:#fff; font-weight:700}
.benefits-list,.safety-list{padding-left:1.1rem}
.breadcrumb{display:flex; gap:.5rem; flex-wrap:wrap; font-size:.95rem; color:var(--muted); margin-bottom:1rem}
.breadcrumb a{color:var(--muted)}
.exercise-figure{padding:1rem; margin:1rem 0}
.tips-list{display:grid; gap:.7rem; padding:0; list-style:none}
.tips-list li{padding:.85rem 1rem; border-radius:18px; background:rgba(255,255,255,.55); border:1px solid rgba(125,166,155,.12)}
.footer-grid{display:grid; grid-template-columns:1.1fr .9fr .8fr; gap:1rem; padding:2rem 0}
.site-footer{margin-top:2rem; border-top:1px solid rgba(125,166,155,.14); background:rgba(255,255,255,.42)}
.footer-links{list-style:none; padding:0; margin:0; display:grid; gap:.45rem}
.small{font-size:.92rem; color:var(--muted)}
.hero-note{display:grid; gap:1rem; padding:1.1rem}
.feature-list{display:grid; gap:.7rem; padding:0; list-style:none}
.feature-list li{display:flex; gap:.8rem; align-items:flex-start}
.feature-list span{display:grid; place-items:center; width:1.8rem; height:1.8rem; border-radius:50%; background:rgba(125,166,155,.14); font-weight:700}
.stat-stack{display:grid; gap:.9rem}
.stat-item{padding:1rem; border-radius:20px; background:rgba(255,255,255,.52); border:1px solid rgba(125,166,155,.14)}
.stat-item strong{display:block; font-size:1.4rem; margin-bottom:.25rem}
.chart-label{font-size:18px; font-weight:700; fill:#35544d}
.small-chart{font-size:14px; fill:#58716b}
.legal-layout{display:grid; grid-template-columns:280px 1fr; gap:1.4rem}
.legal-sidebar{padding:1rem; position:sticky; top:6rem}
.legal-sidebar ul{list-style:none; padding:0; margin:0; display:grid; gap:.45rem}
.legal-sidebar a{display:block; padding:.7rem .85rem; border-radius:16px}
.legal-sidebar a:hover,.legal-sidebar a[aria-current="page"]{background:rgba(125,166,155,.12); text-decoration:none}
.legal-content{padding:1.4rem}
.table-like{display:grid; gap:.8rem}
.table-like div{padding:.9rem 1rem; background:rgba(255,255,255,.48); border-radius:18px; border:1px solid rgba(125,166,155,.12)}
.reveal{opacity:0; transform:translateY(18px); transition:opacity .55s ease, transform .55s ease}
.reveal.is-visible{opacity:1; transform:none}
.sr-only{position:absolute!important; width:1px; height:1px; padding:0; margin:-1px; overflow:hidden; clip:rect(0,0,0,0); white-space:nowrap; border:0}
@media (max-width: 980px){
  .hero-grid,.grid-2,.grid-3,.card-grid,.metric-grid,.home-nav,.exercise-shell,.legal-layout,.footer-grid{grid-template-columns:1fr}
  .exercise-menu{grid-template-columns:1fr}
  .filter-panel,.legal-sidebar{position:static}
}
@media (max-width: 820px){
  .menu-toggle{display:block}
  .site-nav{display:none; width:100%}
  .site-nav.open{display:block}
  .topbar{flex-wrap:wrap}
  .site-nav ul{flex-direction:column; align-items:stretch}
  .site-nav a{padding:.9rem 0}
}
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto}
  .reveal,.exercise-card:hover{transition:none; transform:none; opacity:1}
}