:root{color-scheme:light dark;font-family:Inter,system-ui,-apple-system,sans-serif}
:root[data-theme=light]{color-scheme:light}:root[data-theme=dark]{color-scheme:dark}
*{box-sizing:border-box}body{margin:0;background:var(--page);color:var(--ink)}
.overview-shell{display:grid;grid-template-columns:210px minmax(0,1fr);min-height:100vh}
aside{position:sticky;top:0;height:100vh;overflow:auto;padding:28px 16px;background:var(--surface);border-right:1px solid var(--line)}aside>img{width:150px;max-width:100%;margin:0 10px 30px}
nav{display:grid;gap:5px}button{font:inherit;color:inherit;cursor:pointer;border:1px solid var(--line);background:var(--surface);border-radius:10px;padding:12px 16px;min-height:44px;text-align:left}nav button{border:0;background:transparent;font-size:14px}nav button[aria-current]{background:var(--brand-soft);color:var(--brand);font-weight:700}
main{width:100%;max-width:1440px;margin:auto;padding:36px clamp(20px,4vw,64px) 48px}section{margin-bottom:48px}
.overview-hero{display:grid;grid-template-columns:1.4fr 1fr;gap:44px;align-items:center;padding:36px 0 12px}
.eyebrow{font-size:12px!important;font-weight:750;letter-spacing:.14em;color:var(--brand);margin:0 0 16px}
h1{font-size:clamp(36px,4.2vw,64px);line-height:1.08;letter-spacing:-.045em;margin:0 0 24px;font-weight:650}h1 em{font-style:normal;color:var(--brand)}h2{font-size:28px;line-height:1.2;letter-spacing:-.025em;margin:0 0 14px}h3{font-size:18px;margin:10px 0}
p{color:var(--muted);line-height:1.65;margin:0 0 14px}.intro{font-size:19px;max-width:590px}.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}.primary{background:var(--brand);color:var(--surface);border-color:var(--brand)}
.hero-story{border:1px solid var(--card-line);background:var(--surface);box-shadow:var(--card-shadow);padding:30px;border-radius:24px}.hero-story>img{width:175px;margin-bottom:26px}.hero-story>div{display:grid;grid-template-columns:38px 1fr;gap:0 12px;padding:16px 0;border-top:1px solid var(--line)}.hero-story span{grid-row:span 2;color:var(--brand);font-size:22px;font-weight:600}.hero-story small{color:var(--muted);font-size:13px}
.overview-why>p:not(.eyebrow){max-width:850px}.why-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:26px}.why-grid article{border-left:3px solid var(--brand);padding:4px 20px}.why-grid span{font-size:11px;color:var(--brand);letter-spacing:.1em;font-weight:700}
.section-heading{display:flex;align-items:end;justify-content:space-between;gap:24px;margin-bottom:22px}.section-heading>p{font-size:14px}
.feature-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.role-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}
.overview-card{display:flex;flex-direction:column;align-items:start;gap:10px;padding:24px;border:1px solid var(--card-line);border-radius:16px;box-shadow:var(--card-shadow);transition:transform .18s ease,box-shadow .18s ease;background:var(--surface);min-width:0}.overview-card:hover:not(:disabled){transform:translateY(-4px);box-shadow:0 16px 32px #263c5030}.overview-card strong{font-size:18px;line-height:1.35}.overview-card .description{font-size:14px;color:var(--muted);line-height:1.6}.card-icon{display:grid;place-items:center;width:42px;height:42px;background:var(--brand-soft);color:var(--brand);border-radius:12px;font-weight:700;font-size:18px}.card-link{margin-top:auto;padding-top:14px;font-size:13px;font-weight:650;color:var(--brand)}.overview-card:disabled{cursor:not-allowed}.overview-card:disabled .card-link{color:var(--muted)}
.access-note,.truth-note{font-size:13px;margin-top:22px}.overview-footer{display:flex;justify-content:space-between;align-items:center;gap:24px;padding:28px;background:var(--brand-soft);border-radius:18px;margin-bottom:18px}.overview-footer p{margin:0}
@media(max-width:1100px){.role-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.overview-hero{gap:24px}.overview-shell{grid-template-columns:180px minmax(0,1fr)}}
@media(max-width:750px){.overview-shell{display:block}aside{position:static;height:auto;padding:14px}aside>img{width:110px;margin:0 0 12px}nav{display:flex;overflow:auto;gap:6px}nav button{white-space:nowrap}.overview-hero{grid-template-columns:1fr;padding-top:12px}.hero-story{padding:24px}.feature-grid,.why-grid{grid-template-columns:1fr}.role-grid{gap:12px}.overview-card{padding:18px}.section-heading,.overview-footer{display:block}.overview-footer button{margin-top:18px}main{padding:24px 18px}section{margin-bottom:36px}}
@media(prefers-reduced-motion:reduce){.overview-card{transition:none}.overview-card:hover:not(:disabled){transform:none}}