@font-face{font-family:"Outfit";font-style:normal;font-weight:500;font-display:swap;src:url(/assets/fonts/outfit-latin-500-normal.woff2) format("woff2")}
@font-face{font-family:"Outfit";font-style:normal;font-weight:600;font-display:swap;src:url(/assets/fonts/outfit-latin-600-normal.woff2) format("woff2")}
@font-face{font-family:"Outfit";font-style:normal;font-weight:700;font-display:swap;src:url(/assets/fonts/outfit-latin-700-normal.woff2) format("woff2")}
@font-face{font-family:"Inter";font-style:normal;font-weight:400;font-display:swap;src:url(/assets/fonts/inter-latin-400-normal.woff2) format("woff2")}
@font-face{font-family:"Inter";font-style:normal;font-weight:500;font-display:swap;src:url(/assets/fonts/inter-latin-500-normal.woff2) format("woff2")}
@font-face{font-family:"Inter";font-style:normal;font-weight:600;font-display:swap;src:url(/assets/fonts/inter-latin-600-normal.woff2) format("woff2")}
@font-face{font-family:"Inter";font-style:normal;font-weight:700;font-display:swap;src:url(/assets/fonts/inter-latin-700-normal.woff2) format("woff2")}
/* ============================================================
   ADA — Archimedis Digital Academy · Design System v2
   Brand Guidelines v1.0 (Jul 2026)
   Palette: Cyan #00bffc · Indigo #120993 · Purple #772ee0
            Slate #657086 · Steel #333b4f
   Type: Outfit (display) / Inter (body)
   ============================================================ */
:root{
  /* neutrals (brand) */
  --bg:#f3f5f9; --surface:#ffffff; --surface-2:#e6e8ee;
  --ink:#333b4f; --muted:#657086; --faint:#a1a7b8;
  --border:#e6e8ee; --shadow:0 6px 24px rgba(18,9,147,.07);
  /* brand chromatics */
  --cyan:#00bffc; --cyan-vivid:#2ed4fd; --cyan-ink:#0079b8; --cyan-soft:#dff4fe;
  --indigo:#120993; --indigo-soft:#e8e7f6;
  --purple:#772ee0; --purple-soft:#f1e9fc;
  --blue:#1d51d6; --blue-soft:#e7edfb;
  --slate:#657086; --slate-soft:#eceff4;
  --steel:#333b4f;
  /* brand gradients (guidelines) */
  --grad-brand:linear-gradient(92deg,#772ee0 0%,#120993 52%,#00bffc 125%);
  --grad-cta:linear-gradient(100deg,#772ee0 0%,#3a1cc9 55%,#120993 100%);
  --grad-band:linear-gradient(115deg,#120993 0%,#3a1cc9 55%,#772ee0 115%);
  --grad-line:linear-gradient(90deg,#772ee0,#120993,#00bffc);
  --link:#1d51d6;
  --font-display:"Outfit","Segoe UI",system-ui,-apple-system,sans-serif;
  --font-body:"Inter","Segoe UI",system-ui,-apple-system,sans-serif;
  --radius:14px; --maxw:1160px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--ink);font-family:var(--font-body);font-size:16.5px;line-height:1.65}
img{max-width:100%;display:block}
a{color:var(--link)}
.container{max-width:var(--maxw);margin:0 auto;padding:0 22px}
h1,h2,h3,h4,h5{font-family:var(--font-display)}
/* announcement bar */
.announce{background:linear-gradient(92deg,var(--cyan-soft) 0%,var(--purple-soft) 100%);color:var(--ink);padding:9px 16px;text-align:center;font-size:13.5px;font-weight:600;display:flex;align-items:center;justify-content:center;gap:12px;flex-wrap:wrap;border-bottom:1px solid var(--border)}
.announce .cd{background:#fff;border:1px solid var(--border);border-radius:8px;padding:2px 10px;font-size:12.5px;font-weight:700;color:var(--indigo)}
.live-dot{width:8px;height:8px;border-radius:50%;background:#e11d48;display:inline-block;animation:pulse 1.6s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.35}}
/* nav */
.nav-wrap{background:rgba(255,255,255,.92);backdrop-filter:blur(8px);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:50}
.nav-wrap::after{content:"";display:block;height:2px;background:var(--grad-line);background-size:200% 100%;animation:gradflow 9s linear infinite}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:76px}
.brand{display:flex;align-items:center;gap:11px;text-decoration:none}
.brand img{height:60px;width:auto;flex-shrink:0}
.brand b{color:var(--steel);font-family:var(--font-display);font-size:17px;font-weight:700;display:block;line-height:1.1}
.brand span{color:var(--muted);font-size:11px}
.nav-links{display:flex;align-items:center;gap:22px}
.nav-link{color:var(--muted);text-decoration:none;font-weight:600;font-size:15px;padding:6px 2px;position:relative}
.nav-link::after{content:"";position:absolute;left:0;right:100%;bottom:-2px;height:2px;background:var(--grad-line);transition:right .3s ease}
.nav-link:hover{color:var(--ink)}
.nav-link:hover::after,.nav-link.active::after{right:0}
.nav-link.active{color:var(--indigo)}
.nav-toggle{display:none;background:none;border:1px solid var(--border);border-radius:8px;padding:7px 10px;font-size:18px;color:var(--ink);cursor:pointer}
/* buttons */
.btn{display:inline-flex;align-items:center;gap:8px;font-weight:700;text-decoration:none;border-radius:999px;padding:13px 26px;font-size:15.5px;border:0;cursor:pointer;font-family:var(--font-display);transition:transform .18s,box-shadow .18s,background-position .4s}
.btn:hover{transform:translateY(-2px)}
.btn:active{transform:translateY(0)}
.btn-brand,.btn-amber{background:var(--grad-cta);background-size:160% 100%;background-position:0% 0;color:#fff;box-shadow:0 6px 20px rgba(18,9,147,.28),0 2px 10px rgba(0,191,252,.18)}
.btn-brand:hover,.btn-amber:hover{background-position:95% 0;box-shadow:0 10px 26px rgba(18,9,147,.34),0 3px 14px rgba(0,191,252,.26)}
.btn-ghost{background:#fff;color:var(--ink);border:1.5px solid var(--border)}
.btn-ghost:hover{border-color:var(--purple);color:var(--indigo)}
.btn-teal{background:var(--indigo);color:#fff}
.btn-sm{padding:9px 18px;font-size:14px}
/* hero */
.hero{background:linear-gradient(180deg,#ffffff 0%,#eef0fa 100%);border-bottom:1px solid var(--border);padding:76px 0 66px;position:relative;overflow:hidden}
.hero::before,.hero::after{content:"";position:absolute;border-radius:50%;filter:blur(70px);opacity:.5;pointer-events:none}
.hero::before{width:480px;height:480px;right:-140px;top:-180px;background:radial-gradient(circle,rgba(0,191,252,.35),transparent 65%);animation:drift 14s ease-in-out infinite}
.hero::after{width:420px;height:420px;left:-160px;bottom:-220px;background:radial-gradient(circle,rgba(119,46,224,.25),transparent 65%);animation:drift 18s ease-in-out infinite reverse}
@keyframes drift{0%,100%{transform:translate(0,0) scale(1)}50%{transform:translate(-36px,26px) scale(1.08)}}
.hero .container{position:relative;z-index:1}
.hero h1{font-size:clamp(34px,4.6vw,54px);line-height:1.12;font-weight:700;letter-spacing:-.5px;color:var(--steel)}
.hero h1 .hl{background:var(--grad-brand);background-size:220% 100%;-webkit-background-clip:text;background-clip:text;color:transparent;-webkit-text-fill-color:transparent;animation:gradflow 7s ease infinite}
@keyframes gradflow{0%,100%{background-position:0% 50%}50%{background-position:100% 50%}}
.hero p.lead{color:var(--muted);font-size:19px;max-width:560px;margin:22px 0 30px}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:center}
/* cards & sections */
.section{padding:72px 0}
.section.alt{background:var(--surface)}
.kicker{color:var(--indigo);font-weight:700;font-family:var(--font-display);font-size:13px;letter-spacing:.12em;text-transform:uppercase;display:flex;align-items:center;gap:10px}
.kicker::before{content:"";width:26px;height:3px;background:var(--grad-line);border-radius:2px}
h2.title{font-size:clamp(26px,3.4vw,38px);font-weight:700;letter-spacing:-.4px;margin:12px 0 10px;color:var(--steel)}
p.sub{color:var(--muted);font-size:17.5px;max-width:640px}
.grid{display:grid;gap:22px;margin-top:38px}
.grid.c2{grid-template-columns:repeat(2,1fr)}
.grid.c3{grid-template-columns:repeat(3,1fr)}
.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:26px;box-shadow:var(--shadow);transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease}
a.card:hover,.grid .card:hover{transform:translateY(-4px);box-shadow:0 14px 34px rgba(18,9,147,.12);border-color:#c9c6ec}
.card h3{font-size:19px;font-weight:700;margin-bottom:8px;color:var(--steel)}
.card p{color:var(--muted);font-size:15.5px}
.card .icon{width:46px;height:46px;border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:22px;margin-bottom:16px;transition:transform .25s ease}
.card:hover .icon{transform:scale(1.08)}
.icon.t{background:var(--indigo-soft)} .icon.b{background:var(--cyan-soft)} .icon.v{background:var(--purple-soft)}
.card img.thumb{border-radius:10px;margin:-6px -6px 16px;width:calc(100% + 12px);max-width:none;height:150px;object-fit:cover}
.pill{display:inline-block;background:var(--cyan-soft);color:var(--cyan-ink);font-size:12.5px;font-weight:700;border-radius:999px;padding:4px 12px;margin-bottom:12px}
.pill.t{background:var(--indigo-soft);color:var(--indigo)} .pill.v{background:var(--purple-soft);color:var(--purple)}
.pill.b{background:var(--cyan-soft);color:var(--cyan-ink)}
.pill.soon{background:var(--slate-soft);color:var(--slate)}
/* dual track strip */
.tracks{display:grid;grid-template-columns:1fr 1fr;gap:22px;margin-top:30px}
.track{border-radius:var(--radius);padding:24px;border:1.5px solid var(--border);background:var(--surface)}
.track.pro{border-color:var(--indigo)} .track.stu{border-color:var(--purple)}
.track h4{font-size:16px;font-weight:700;margin-bottom:6px}
.track.pro h4{color:var(--indigo)} .track.stu h4{color:var(--purple)}
.track p{color:var(--muted);font-size:15px}
/* lists */
ul.checks{list-style:none;margin-top:16px}
ul.checks li{padding-left:32px;position:relative;margin-bottom:12px;color:var(--muted);font-size:15.5px}
ul.checks li::before{content:"✓";position:absolute;left:0;top:0;width:22px;height:22px;border-radius:50%;background:var(--indigo-soft);color:var(--indigo);font-weight:800;font-size:13px;display:flex;align-items:center;justify-content:center}
ul.checks li b{color:var(--ink)}
/* module list */
.module{display:flex;gap:16px;background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:18px 20px;margin-top:14px}
.module .num{flex-shrink:0;width:34px;height:34px;border-radius:10px;background:var(--indigo-soft);color:var(--indigo);font-weight:800;display:flex;align-items:center;justify-content:center;font-size:14px}
.module h4{font-size:16px;font-weight:700}
.module p{color:var(--muted);font-size:14.5px;margin-top:3px}
/* stats */
.stats{display:flex;gap:16px;flex-wrap:wrap;margin-top:34px}
.stat{background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:14px 22px;text-align:center;min-width:110px}
.stat b{font-family:var(--font-display);font-size:24px;background:var(--grad-brand);-webkit-background-clip:text;background-clip:text;color:transparent;-webkit-text-fill-color:transparent;display:block}
.stat span{font-size:12px;color:var(--faint);letter-spacing:.06em;text-transform:uppercase;font-weight:700}
/* subscribe band */
.subscribe{background:var(--grad-band);background-size:180% 180%;animation:gradflow 16s ease infinite;color:#fff;padding:56px 0;position:relative;overflow:hidden}
.subscribe::before{content:"";position:absolute;right:-120px;top:-160px;width:420px;height:420px;border-radius:50%;background:radial-gradient(circle,rgba(0,191,252,.28),transparent 65%);filter:blur(60px);pointer-events:none}
.subscribe .container{position:relative;z-index:1}
.subscribe h2{font-size:clamp(24px,3vw,32px);font-weight:700}
.subscribe p{color:rgba(255,255,255,.78);margin:10px 0 22px;max-width:520px}
.sub-form{display:flex;gap:12px;flex-wrap:wrap;max-width:520px}
.sub-form input{flex:1;min-width:220px;border:0;border-radius:999px;padding:14px 22px;font-size:15.5px;outline:none;font-family:var(--font-body)}
.sub-form .btn-brand,.sub-form .btn-amber{background:#fff;color:var(--indigo);box-shadow:0 6px 18px rgba(0,0,0,.18)}
.sub-form .btn-brand:hover,.sub-form .btn-amber:hover{background:var(--cyan-soft)}
.sub-msg{margin-top:14px;font-weight:700;color:var(--cyan-vivid);display:none}
/* footer */
footer{background:var(--surface);border-top:0;padding:52px 0 30px;color:var(--muted);font-size:14.5px;position:relative}
footer::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:var(--grad-line)}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:36px}
.foot-logo{height:132px;width:auto;margin-bottom:16px}
footer h5{color:var(--steel);font-size:14px;font-weight:700;margin-bottom:14px;letter-spacing:.04em;text-transform:uppercase}
footer a{color:var(--muted);text-decoration:none;display:block;margin-bottom:9px;transition:color .2s}
footer a:hover{color:var(--indigo)}
.foot-bottom{border-top:1px solid var(--border);margin-top:40px;padding-top:22px;display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;font-size:13px;color:var(--faint)}
/* breadcrumbs / page head */
.page-head{background:linear-gradient(180deg,#ffffff,#eef0fa);border-bottom:1px solid var(--border);padding:52px 0 44px;position:relative;overflow:hidden}
.page-head::after{content:"";position:absolute;right:-120px;top:-160px;width:380px;height:380px;border-radius:50%;background:radial-gradient(circle,rgba(0,191,252,.18),transparent 65%);filter:blur(60px);pointer-events:none;animation:drift 16s ease-in-out infinite}
.page-head .container{position:relative;z-index:1}
.page-head h1{font-size:clamp(30px,4vw,44px);font-weight:700;letter-spacing:-.4px;color:var(--steel)}
.page-head p{color:var(--muted);font-size:18px;max-width:640px;margin-top:14px}
.crumb{font-size:13.5px;color:var(--faint);margin-bottom:18px}
.crumb a{color:var(--faint);text-decoration:none}
.crumb a:hover{color:var(--indigo)}
/* building page */
.building{min-height:46vh;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:80px 22px}
.building .big{font-size:64px;margin-bottom:18px}
/* banner note */
.note{background:var(--cyan-soft);border:1px solid #b5e6fb;color:#075f8f;border-radius:12px;padding:14px 18px;font-size:14.5px;margin-top:26px}
/* tables (admin-ish) */
table.clean{width:100%;border-collapse:collapse;background:var(--surface);border:1px solid var(--border);border-radius:12px;overflow:hidden}
table.clean th{background:var(--surface-2);text-align:left;font-size:13px;letter-spacing:.05em;text-transform:uppercase;color:var(--muted);padding:12px 16px}
table.clean td{padding:13px 16px;border-top:1px solid var(--border);font-size:15px}
@media(max-width:920px){
  .hero-grid,.grid.c3,.grid.c2,.tracks,.foot-grid{grid-template-columns:1fr}
  .nav-inner{height:68px}
  .brand img{height:52px}
  .nav-links{display:none;position:absolute;top:70px;left:0;right:0;background:#fff;border-bottom:1px solid var(--border);flex-direction:column;align-items:flex-start;padding:18px 22px;gap:16px}
  .nav-links.open{display:flex}
  .nav-toggle{display:block}
}
/* webinar modal */
.modal-overlay{position:fixed;inset:0;background:rgba(18,9,147,.45);backdrop-filter:blur(3px);display:flex;align-items:center;justify-content:center;z-index:100;padding:22px}
.modal-overlay[hidden]{display:none}
.modal-card{background:#fff;border-radius:18px;max-width:480px;width:100%;padding:34px 32px;position:relative;box-shadow:0 24px 64px rgba(18,9,147,.3);animation:modalin .25s ease}
.modal-card::before{content:"";position:absolute;top:0;left:0;right:0;height:4px;border-radius:18px 18px 0 0;background:var(--grad-line)}
@keyframes modalin{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}
.modal-card h3{font-size:24px;font-weight:700;margin:12px 0 8px;color:var(--steel)}
.modal-card p{color:var(--muted);font-size:15px}
.modal-x{position:absolute;top:14px;right:16px;background:var(--surface-2);border:0;border-radius:50%;width:34px;height:34px;font-size:20px;color:var(--muted);cursor:pointer;line-height:1}
.modal-x:hover{background:var(--border)}
/* stream accents — brand-derived (legacy keys kept as aliases) */
[data-accent="indigo"],body[data-accent="indigo"],[data-accent="teal"],body[data-accent="teal"]{--acc:#120993;--acc-soft:#e8e7f6}
[data-accent="cyan"],body[data-accent="cyan"],[data-accent="blue"],body[data-accent="blue"]{--acc:#0079b8;--acc-soft:#dff4fe}
[data-accent="purple"],body[data-accent="purple"],[data-accent="violet"],body[data-accent="violet"]{--acc:#772ee0;--acc-soft:#f1e9fc}
[data-accent="brand-blue"],body[data-accent="brand-blue"],[data-accent="amber"],body[data-accent="amber"]{--acc:#1d51d6;--acc-soft:#e7edfb}
[data-accent="slate"],body[data-accent="slate"]{--acc:#657086;--acc-soft:#eceff4}
[data-accent] .page-head{background:linear-gradient(180deg,#ffffff,var(--acc-soft));border-bottom:2px solid var(--acc)}
[data-accent] .kicker{color:var(--acc)}
[data-accent] .kicker::before{background:var(--acc)}
[data-accent] .module .num{background:var(--acc-soft);color:var(--acc)}
[data-accent] .acc-head .num{background:var(--acc-soft);color:var(--acc)}
[data-accent] .acc-body li::before{color:var(--acc)}
[data-accent] .aud-badge{background:var(--acc-soft);color:var(--acc)}
/* accordion outline */
.acc-item{background:var(--surface);border:1px solid var(--border);border-radius:12px;margin-top:14px;overflow:hidden;transition:box-shadow .25s}
.acc-item.open{box-shadow:var(--shadow)}
.acc-head{display:flex;gap:16px;align-items:center;padding:18px 20px;cursor:pointer;user-select:none}
.acc-head .num{flex-shrink:0;width:34px;height:34px;border-radius:10px;background:var(--acc-soft,#e8e7f6);color:var(--acc,#120993);font-weight:800;display:flex;align-items:center;justify-content:center;font-size:14px}
.acc-head .tt{flex:1}
.acc-head h4{font-size:16px;font-weight:700}
.acc-head p{color:var(--muted);font-size:13.5px;margin-top:2px}
.acc-head .chev{transition:transform .3s;color:var(--faint);font-size:13px}
.acc-item.open .chev{transform:rotate(180deg)}
.acc-body{max-height:0;overflow:hidden;transition:max-height .4s ease}
.acc-body ul{padding:0 20px 18px 70px}
.acc-body li{margin-bottom:8px;list-style:none;position:relative;padding-left:18px;color:var(--muted);font-size:14.5px}
.acc-body li::before{content:"▸";position:absolute;left:0;color:var(--acc,#120993)}
.aud-badge{display:inline-flex;align-items:center;gap:8px;background:var(--acc-soft,#e8e7f6);color:var(--acc,#120993);border-radius:999px;padding:6px 16px;font-weight:700;font-size:13.5px;margin-top:18px}
.building .big{animation:bob 2.2s ease-in-out infinite}
@keyframes bob{0%,100%{transform:translateY(0)}50%{transform:translateY(-10px)}}
/* scroll-reveal flow animations (elements tagged by site.js) */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .6s ease,transform .6s cubic-bezier(.16,.84,.44,1);transition-delay:var(--rd,0s)}
.reveal.in{opacity:1;transform:none}

/* a11y + touch QC (ui-ux pass) */
a,button,.btn{touch-action:manipulation}
:focus-visible{outline:3px solid var(--cyan-ink);outline-offset:2px;border-radius:4px}
.skip-link{position:absolute;left:-9999px;top:0;z-index:200;background:var(--indigo);color:#fff;padding:12px 22px;border-radius:0 0 10px 0;font-weight:700;text-decoration:none}
.skip-link:focus{left:0}
.nav-link{padding:12px 2px}
.modal-x{width:40px;height:40px}
.icon.t{color:var(--indigo)} .icon.b{color:var(--cyan-ink)} .icon.v{color:var(--purple)}
.icon svg{display:block}
.h1-icon{display:inline-flex;align-items:center;justify-content:center;width:46px;height:46px;border-radius:12px;background:var(--acc-soft,var(--indigo-soft));color:var(--acc,var(--indigo));vertical-align:-9px;margin-right:12px}
.building .big svg{display:block;margin:0 auto}
footer h4{color:var(--steel);font-size:14px;font-weight:700;margin-bottom:14px;letter-spacing:.04em;text-transform:uppercase}
@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important}
  .reveal{opacity:1;transform:none}
  html{scroll-behavior:auto}
}