/* TH2 Labs: neutral lab look (ink, white, one accent). The Excelsior product card uses its own brand (navy/gold, Fredoka). */
@font-face{font-family:"Archivo";src:url(/assets/fonts/archivo-latin-600-normal.woff2) format("woff2");font-weight:600;font-display:swap}
@font-face{font-family:"Archivo";src:url(/assets/fonts/archivo-latin-700-normal.woff2) format("woff2");font-weight:700;font-display:swap}
@font-face{font-family:"Source Sans 3";src:url(/assets/fonts/source-sans-3-latin-400-normal.woff2) format("woff2");font-weight:400;font-display:swap}
@font-face{font-family:"Source Sans 3";src:url(/assets/fonts/source-sans-3-latin-600-normal.woff2) format("woff2");font-weight:600;font-display:swap}
@font-face{font-family:"IBM Plex Mono";src:url(/assets/fonts/ibm-plex-mono-latin-500-normal.woff2) format("woff2");font-weight:500;font-display:swap}
@font-face{font-family:"Fredoka";src:url(/assets/fonts/fredoka-latin-600-normal.woff2) format("woff2");font-weight:600;font-display:swap}

:root{
  --ink:#152331; --ink2:#4a5a6b; --line:#e3e8ef; --soft:#f5f7fa; --bg:#fff;
  --accent:#5b74f0; --accent-ink:#3b55d9;
  --xl-navy:#1b3a5c; --xl-gold:#e29a10; --xl-sun:#f5bb4a; --xl-on:#dbe6f2;
  --head:"Archivo",ui-sans-serif,system-ui,-apple-system,"Segoe UI",Arial,sans-serif;
  --body:"Source Sans 3",ui-sans-serif,system-ui,-apple-system,"Segoe UI",Arial,sans-serif;
  --mono:"IBM Plex Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;text-size-adjust:100%}
@media (prefers-reduced-motion:no-preference){html{scroll-behavior:smooth}}
body{margin:0;background:var(--bg);color:var(--ink);font:400 1.0625rem/1.6 var(--body);-webkit-font-smoothing:antialiased}
h1,h2,h3{font-family:var(--head);margin:0;line-height:1.1;letter-spacing:-.02em}
p{margin:0}
a{color:inherit}
:focus-visible{outline:3px solid var(--accent);outline-offset:3px;border-radius:6px}
.wrap{width:100%;max-width:1120px;margin:0 auto;padding:0 20px}
@media (min-width:768px){.wrap{padding:0 40px}}
.skip{position:absolute;left:-9999px;top:8px;background:var(--ink);color:#fff;padding:8px 14px;border-radius:8px;z-index:10}
.skip:focus{left:12px}

/* header */
.top{border-bottom:1px solid var(--line);background:#fff}
.top-in{display:flex;align-items:center;justify-content:space-between;height:64px}
.brand{display:inline-flex;align-items:center;gap:10px;text-decoration:none;font:700 1.125rem/1 var(--head);letter-spacing:-.01em}
.brand-mark{display:block;flex:none}
.top-link{font:600 .95rem/1 var(--head);text-decoration:none;color:var(--ink2);padding:10px 4px}
.top-link:hover{color:var(--ink)}

/* hero */
.hero{background:
  radial-gradient(circle at 1px 1px,#dfe5ee 1px,transparent 0) 0 0/22px 22px,
  linear-gradient(#fff,#fff)}
.hero-in{display:grid;gap:40px;padding-top:64px;padding-bottom:72px;align-items:center}
.kicker{display:inline-flex;align-items:center;gap:10px;font:500 .8125rem/1 var(--mono);letter-spacing:.16em;color:var(--ink2);background:#fff;border:1px solid var(--line);border-radius:999px;padding:8px 14px}
.dot{width:8px;height:8px;border-radius:50%;background:var(--accent)}
.hero h1{margin-top:22px;font-size:clamp(2.5rem,7vw,4.5rem);font-weight:700;max-width:12ch}
.sub{margin-top:20px;font-size:1.1875rem;color:var(--ink2);max-width:36rem}
.btn{display:inline-flex;align-items:center;gap:10px;margin-top:32px;background:var(--ink);color:#fff;text-decoration:none;font:600 1rem/1 var(--head);padding:16px 22px;border-radius:12px;transition:background .15s}
.btn:hover{background:#25384b}
.hero-art{display:none}
.hero-art svg{display:block;width:100%;height:auto;background:#fff;border:1px solid var(--line);border-radius:20px}
@media (min-width:900px){
  .hero-in{grid-template-columns:1.15fr .85fr;padding-top:96px;padding-bottom:104px}
  .hero-art{display:block}
}
@media (prefers-reduced-motion:no-preference){
  .node-halo{transform-origin:220px 160px;animation:halo 3.2s ease-in-out infinite}
  @keyframes halo{0%,100%{transform:scale(1);opacity:.14}50%{transform:scale(1.35);opacity:.06}}
}

/* sections */
.sec-h{font-family:var(--mono);font-weight:500;font-size:.8125rem;letter-spacing:.16em;text-transform:uppercase;color:var(--ink2);margin-bottom:24px}
.what{padding:72px 0;border-top:1px solid var(--line)}
.cards{list-style:none;margin:0;padding:0;display:grid;gap:16px}
@media (min-width:768px){.cards{grid-template-columns:repeat(3,1fr);gap:20px}}
.card{background:var(--soft);border:1px solid var(--line);border-radius:18px;padding:28px}
.num{display:block;font:500 .875rem/1 var(--mono);color:var(--accent-ink);margin-bottom:22px}
.card h3{font-size:1.3125rem;font-weight:700}
.card p{margin-top:10px;color:var(--ink2)}

.products{padding:72px 0;border-top:1px solid var(--line)}
.prod-grid{display:grid;gap:16px}
@media (min-width:900px){.prod-grid{grid-template-columns:2fr 1fr;gap:20px}}

/* Excelsior Homeschool card: carries its own brand */
.prod-excelsior{position:relative;background:var(--xl-navy);color:var(--xl-on);border-radius:22px;padding:32px 28px;overflow:hidden}
.prod-excelsior::before{content:"";position:absolute;left:0;right:0;top:0;height:6px;background:var(--xl-gold)}
.prod-head{display:flex;flex-wrap:wrap;align-items:center;gap:14px 16px}
.prod-logo{display:inline-flex;align-items:center;gap:12px}
.prod-logo img{display:block;width:44px;height:44px;flex:none}
.prod-name{font:600 1.625rem/1.1 "Fredoka",var(--head);color:#fff;letter-spacing:0}
.badge{display:inline-block;font:700 .8125rem/1 var(--head);letter-spacing:.04em;background:var(--xl-sun);color:var(--ink);padding:7px 12px;border-radius:999px}
.prod-blurb{margin-top:18px;font-size:1.125rem;max-width:38rem}
.prod-link{display:inline-flex;align-items:center;gap:8px;margin-top:24px;color:var(--xl-sun);font:700 1rem/1 var(--head);text-decoration:none;border-bottom:2px solid transparent;padding-bottom:3px}
.prod-link:hover{border-bottom-color:var(--xl-sun)}
.prod-excelsior :focus-visible{outline-color:var(--xl-sun)}
@media (min-width:768px){.prod-excelsior{padding:44px 44px 40px}}

.prod-more{display:flex;align-items:center;justify-content:center;border:2px dashed var(--line);border-radius:22px;padding:32px 24px;min-height:120px}
.prod-more p{font:600 1.125rem/1.3 var(--head);color:var(--ink2)}

/* contact */
.contact{padding:80px 0;border-top:1px solid var(--line);background:var(--soft)}
.contact-in{display:flex;flex-direction:column;gap:18px}
.contact h2{font-size:clamp(1.75rem,4.5vw,2.5rem);font-weight:700;max-width:20ch}
.mail{align-self:flex-start;font:600 clamp(1.0625rem,3.6vw,1.375rem)/1.3 var(--head);color:var(--accent-ink);text-decoration:none;border-bottom:2px solid currentColor;overflow-wrap:anywhere}
.mail:hover{color:var(--ink)}

/* footer */
.foot{border-top:1px solid var(--line);padding:28px 0}
.foot p{font-size:.9375rem;color:var(--ink2)}
@media (prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}