:root{--bg:#f7fbff;--surface:#fff;--ink:#061b31;--muted:#64748d;--label:#273951;--brand:#533afd;--brand2:#4434d4;--dark:#1c1e54;--line:#e5edf5;--green:#15be53;--ruby:#ea2261;--mag:#f96bee;--shadow:rgba(50,50,93,.25) 0 30px 45px -30px,rgba(0,0,0,.1) 0 18px 36px -18px;--soft:rgba(23,23,23,.08) 0 15px 35px;--r:8px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:'Source Sans 3',system-ui,-apple-system,Segoe UI,sans-serif;color:var(--ink);background:radial-gradient(circle at 8% 0%,#eef3ff 0,transparent 30%),linear-gradient(180deg,#fff 0,#f7fbff 55%,#fff 100%);font-feature-settings:'ss01';overflow-x:hidden}.skip{position:absolute;left:-999px;top:12px;background:#fff;color:var(--brand);padding:10px 14px;z-index:99}.skip:focus{left:12px}.shell{width:min(1120px,calc(100% - 40px));margin-inline:auto}.top{position:sticky;top:0;z-index:20;display:flex;align-items:center;justify-content:space-between;gap:24px;padding:14px max(20px,calc((100vw - 1120px)/2));background:rgba(255,255,255,.82);backdrop-filter:blur(18px);border-bottom:1px solid rgba(229,237,245,.8)}.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink);font-weight:700}.brand img{width:34px;height:34px}.brand span{letter-spacing:-.2px}.top nav{display:flex;align-items:center;gap:4px}.top nav a{color:var(--label);text-decoration:none;padding:9px 12px;border-radius:6px;font-weight:500}.top nav a:hover,.top nav a.active{color:var(--brand);background:rgba(83,58,253,.07)}.nav-cta{background:var(--brand)!important;color:#fff!important;box-shadow:0 8px 22px rgba(83,58,253,.22)}.menu{display:none;border:1px solid var(--line);background:#fff;border-radius:8px;width:44px;height:44px}.menu span{display:block;width:18px;height:2px;background:var(--ink);margin:4px auto}.hero{display:grid;grid-template-columns:1.02fr .98fr;gap:56px;align-items:center;padding:86px 0 54px}.eyebrow{margin:0 0 14px;color:var(--brand);font-family:'Source Code Pro',monospace;font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:.08em}.hero h1,.page h1{font-size:clamp(42px,6.2vw,76px);line-height:.96;letter-spacing:-2.1px;font-weight:300;margin:0 0 22px;color:var(--ink);text-wrap:balance}.lead{font-size:clamp(18px,2.2vw,23px);line-height:1.45;color:var(--muted);font-weight:300;margin:0 0 28px}.cta{display:flex;gap:12px;flex-wrap:wrap}.btn,.cta a{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:12px 18px;border-radius:6px;text-decoration:none;font-weight:600}.primary,.cta a:first-child{background:var(--brand);color:#fff;box-shadow:0 12px 28px rgba(83,58,253,.24)}.secondary,.ghost,.cta a.ghost,.cta a:nth-child(2){background:#fff;color:var(--brand);border:1px solid #b9b9f9}.trust{display:flex;flex-wrap:wrap;gap:8px;margin-top:22px}.trust span{border:1px solid var(--line);background:#fff;border-radius:6px;padding:7px 10px;color:var(--label);font-size:14px}.hero-panel{position:relative}.hero-panel:before{content:'';position:absolute;inset:-28px;background:linear-gradient(135deg,rgba(83,58,253,.18),rgba(249,107,238,.16),rgba(21,190,83,.10));filter:blur(34px);z-index:-1}.product-card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:22px;box-shadow:var(--shadow);transform:rotate(-1deg)}.card-top{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--line);padding-bottom:14px;margin-bottom:16px}.card-top span{font-family:'Source Code Pro',monospace;color:var(--green);font-size:12px}.chat{padding:13px 14px;border-radius:10px;margin:12px 0;line-height:1.35}.chat.bot{background:#f6f9ff;color:var(--ink);border:1px solid #dfe8ff}.chat.user{background:var(--brand);color:#fff;margin-left:44px}.mini-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;margin-top:16px}.mini-grid span{background:#fff;border:1px solid var(--line);border-radius:8px;padding:12px 8px;text-align:center;font-size:13px;color:var(--label)}.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin:8px auto 72px}.stats div{background:#fff;border:1px solid var(--line);border-radius:10px;padding:20px;box-shadow:rgba(23,23,23,.05) 0 8px 18px}.stats b{display:block;font-size:34px;font-weight:300;letter-spacing:-1px}.stats span{color:var(--muted)}.section{padding:66px 0}.section-head{max-width:720px;margin-bottom:28px}.section h2,.dark-band h2{font-size:clamp(32px,4.2vw,52px);line-height:1.04;letter-spacing:-1.2px;font-weight:300;margin:0 0 14px;text-wrap:balance}.section-head p:not(.eyebrow),.dark-band p{font-size:18px;line-height:1.5;color:var(--muted)}.feature-grid,.platform-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.feature-card,.platform-card{background:#fff;border:1px solid var(--line);border-radius:10px;padding:24px;box-shadow:rgba(23,23,23,.05) 0 10px 24px;transition:.22s ease}.feature-card:hover,.platform-card:hover{transform:translateY(-3px);box-shadow:var(--shadow)}.feature-card span{font-family:'Source Code Pro',monospace;font-size:12px;color:var(--brand);font-weight:700}.feature-card h3,.platform-card h3{font-size:25px;line-height:1.08;font-weight:300;letter-spacing:-.35px;margin:10px 0}.feature-card p,.platform-card p{color:var(--muted);line-height:1.48}.feature-card ul{padding-left:18px;color:var(--muted)}.platform-card{min-height:240px;display:flex;flex-direction:column}.platform-card>p:first-child{font-family:'Source Code Pro',monospace;color:var(--brand);font-size:12px;font-weight:700;margin:0}.platform-card a{margin-top:auto;color:var(--brand);text-decoration:none;font-weight:700}.dark-band{background:var(--dark);color:#fff;margin:70px 0;padding:72px 0;position:relative;overflow:hidden}.dark-band:before{content:'';position:absolute;right:-120px;top:-120px;width:360px;height:360px;background:radial-gradient(circle,var(--mag),transparent 62%);opacity:.24}.dark-inner{display:grid;grid-template-columns:1fr .8fr;gap:44px;align-items:center}.dark-band .eyebrow{color:#b9b9f9}.dark-band h2{color:#fff}.dark-band p{color:rgba(255,255,255,.74)}.code-card{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.18);border-radius:10px;padding:24px;box-shadow:rgba(0,0,0,.18) 0 18px 50px}.code-card code{font-family:'Source Code Pro',monospace;color:#dfe6ff;line-height:2}.role-list{display:grid;grid-template-columns:repeat(5,1fr);gap:10px}.role-list div{background:#fff;border:1px solid var(--line);border-radius:10px;padding:18px}.role-list b{display:block;margin-bottom:6px}.role-list span{color:var(--muted);font-size:15px;line-height:1.4}.page{padding:80px 0;min-height:54vh}.page h1{max-width:940px}.page p{font-size:18px;line-height:1.6;color:var(--muted)}.feature-wide{padding-bottom:70px}.feature-card.big{min-height:310px}.doc-links{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-top:28px}.doc-links a,.contact-card{background:#fff;border:1px solid var(--line);border-radius:10px;padding:20px;text-decoration:none;color:var(--brand);font-weight:700;box-shadow:rgba(23,23,23,.05) 0 10px 24px}.legal{max-width:900px}.legal h2{margin-top:34px}.legal li{margin:8px 0;color:var(--muted);font-size:18px}.contact-card{max-width:520px}.contact-card p{margin:12px 0 4px;font-family:'Source Code Pro',monospace;font-size:12px;text-transform:uppercase;color:var(--muted)}.contact-card a{color:var(--brand);font-size:22px}footer{border-top:1px solid var(--line);background:#fff}.foot{display:flex;justify-content:space-between;gap:20px;padding:28px 0;color:var(--muted)}.foot b{display:block;color:var(--ink)}.foot a{color:var(--muted);text-decoration:none;margin-left:16px}.reveal{opacity:0;transform:translateY(18px);transition:opacity .6s ease,transform .6s ease}.reveal.show{opacity:1;transform:none}@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}.reveal{opacity:1;transform:none}}@media(max-width:900px){.menu{display:block}
.top nav{position:fixed;inset:0 auto 0 0;width:min(340px,84vw);display:flex;flex-direction:column;align-items:stretch;background:linear-gradient(180deg,rgba(14,18,38,.96),rgba(8,10,24,.96));border:none;border-right:1px solid rgba(255,255,255,.08);padding:76px 12px 20px;box-shadow:0 0 60px rgba(0,0,0,.4);transform:translateX(-110%);transition:transform .28s cubic-bezier(.25,.46,.45,.94);-webkit-backdrop-filter:blur(24px);backdrop-filter:blur(24px);overflow-y:auto;gap:2px;z-index:25}
.nav-open .top nav{display:flex;transform:translateX(0)}
body:not(:has(.edu-hero)) .top nav{background:#fff;border-right:1px solid var(--line)}
body:not(:has(.edu-hero)) .nav-open .top nav{box-shadow:var(--shadow)}
.top nav a{padding:13px 14px;border-radius:8px;font-size:15px;gap:10px;display:flex;align-items:center}
.top nav a:before{font-size:16px;width:22px;text-align:center}
.top nav a[href="/"]:before{content:"🏠"}
.top nav a[href="/features"]:before{content:"⭐"}
.top nav a[href="/platforms"]:before{content:"📱"}
.top nav a[href="/docs"]:before{content:"📄"}
.top nav a[href="/about"]:before{content:"ℹ️"}
.top nav a[href="/contact"]:before{content:"💬"}
.top nav a[href="/login"]:before{content:"🔑"}
.top nav a[href="/register"]:before{content:""}
.top nav a.active,.top nav a:hover{background:rgba(113,112,255,.13)!important;color:#9ea6ff!important}
body:not(:has(.edu-hero)) .top nav a.active,body:not(:has(.edu-hero)) .top nav a:hover{background:rgba(83,58,253,.07)!important;color:var(--brand)!important}
.nav-cta{margin-top:8px;justify-content:center!important;border-radius:10px!important;padding:13px!important;font-size:15px!important;gap:6px!important}
body:has(.edu-hero) .nav-cta{background:linear-gradient(135deg,#533afd,#7a5bfd)!important;box-shadow:0 8px 28px rgba(83,58,253,.32)!important}
body:has(.edu-hero) .nav-cta:before{content:"✨"}
body:not(:has(.edu-hero)) .nav-cta:before{content:"✨"}
.menu{position:relative;z-index:26}
.nav-open:after{content:"";position:fixed;inset:0;background:rgba(0,0,0,.38);z-index:23;pointer-events:auto;animation:fadeIn .22s ease}
@keyframes fadeIn{from{opacity:0}to{opacity:1}}
.hero,.dark-inner{grid-template-columns:1fr}.hero{padding-top:56px}.stats,.feature-grid,.platform-grid{grid-template-columns:1fr 1fr}.role-list,.doc-links{grid-template-columns:1fr 1fr}.hero h1,.page h1{letter-spacing:-1.2px}.foot{flex-direction:column}.foot a{margin:0 16px 0 0}}@media(max-width:560px){.shell{width:min(100% - 24px,1120px)}.top{padding:10px 12px}.brand span{font-size:16px}.hero{gap:30px}.stats,.feature-grid,.platform-grid,.role-list,.doc-links{grid-template-columns:1fr}.mini-grid{grid-template-columns:1fr 1fr}.chat.user{margin-left:18px}.section{padding:42px 0}.dark-band{margin:42px 0;padding:50px 0}.product-card{transform:none}.page{padding:54px 0}.contact-card a{font-size:18px;word-break:break-all}}
.auth-form,.feature-workspace{background:#fff;border:1px solid var(--line);border-radius:12px;padding:24px;box-shadow:var(--shadow);max-width:560px}.auth-form label,.feature-workspace label{display:block;margin:0 0 14px;color:var(--label);font-weight:700}.auth-form input,.auth-form select,.feature-workspace input,.feature-workspace select,.feature-workspace textarea{width:100%;margin-top:6px;border:1px solid var(--line);border-radius:8px;padding:12px 13px;font:inherit;color:var(--ink);background:#fff}.auth-form input:focus,.auth-form select:focus,.feature-workspace input:focus,.feature-workspace select:focus,.feature-workspace textarea:focus{outline:2px solid rgba(83,58,253,.22);border-color:#b9b9f9}.alert{background:#fff1f5;border:1px solid #ffd7ef;color:#9f1239;border-radius:10px;padding:12px 14px;margin:16px 0}.workspace-head{display:flex;justify-content:space-between;gap:20px;align-items:flex-start}.app-grid{display:grid;grid-template-columns:420px 1fr;gap:24px;align-items:start}.hint,.empty{font-size:15px!important;color:var(--muted)!important}.items h2{font-size:32px;font-weight:300;letter-spacing:-.6px;margin:0 0 16px}.item-card{background:#fff;border:1px solid var(--line);border-radius:12px;padding:20px;margin-bottom:14px;box-shadow:rgba(23,23,23,.05) 0 10px 24px}.item-card span{font-family:'Source Code Pro',monospace;color:var(--brand);font-size:12px;font-weight:700}.item-card h3{margin:8px 0;font-size:24px;font-weight:300}.item-actions{display:flex;gap:8px;align-items:center}.item-actions button{border:1px solid var(--line);background:#fff;border-radius:7px;padding:8px 12px;color:var(--brand);font-weight:700;cursor:pointer}.item-actions form{margin:0}@media(max-width:900px){.workspace-head{flex-direction:column}.app-grid{grid-template-columns:1fr}.auth-form,.feature-workspace{max-width:none}}


/* KEN tech-education home refresh */
body:has(.edu-hero){background:#070914;color:#eef3ff}.top{background:rgba(8,10,24,.78);border-bottom:1px solid rgba(255,255,255,.08);box-shadow:0 18px 50px rgba(0,0,0,.28)}body:has(.edu-hero) .brand,body:has(.edu-hero) .top nav a{color:#e8ecff}body:has(.edu-hero) .top nav a:hover,body:has(.edu-hero) .top nav a.active{background:rgba(113,112,255,.13);color:#9ea6ff}.edu-hero{position:relative;min-height:760px;grid-template-columns:.92fr 1.08fr;gap:40px;padding:96px 0 78px}.edu-hero:before{content:"";position:absolute;inset:-160px -18vw auto -18vw;height:760px;background:radial-gradient(circle at 18% 20%,rgba(83,58,253,.45),transparent 30%),radial-gradient(circle at 78% 10%,rgba(0,212,255,.22),transparent 34%),radial-gradient(circle at 50% 80%,rgba(21,190,83,.14),transparent 38%);filter:blur(8px);z-index:-2}.edu-hero:after{content:"";position:absolute;inset:0 -8vw;background-image:linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);background-size:52px 52px;mask-image:radial-gradient(circle at 60% 30%,#000 0,transparent 72%);z-index:-1}.hero-badge{display:inline-flex;align-items:center;gap:10px;color:#d9dcff;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);box-shadow:inset 0 1px rgba(255,255,255,.08),0 20px 60px rgba(0,0,0,.2);padding:10px 14px;border-radius:999px;font-family:'Source Code Pro',monospace;font-size:12px}.pulse-dot{width:9px;height:9px;border-radius:50%;background:#23e283;box-shadow:0 0 0 0 rgba(35,226,131,.8);animation:pulse 1.8s infinite}.edu-hero h1{color:#f8fbff;font-size:clamp(46px,6.2vw,84px);line-height:.94;letter-spacing:-3.2px;font-weight:800;text-wrap:balance}.edu-hero .lead{color:#b9c2e2;font-size:21px;max-width:680px}.glow{position:relative;box-shadow:0 0 0 1px rgba(255,255,255,.12) inset,0 18px 50px rgba(83,58,253,.45),0 0 80px rgba(83,58,253,.24)!important}.glass{background:rgba(255,255,255,.06)!important;color:#eef3ff!important;border-color:rgba(255,255,255,.14)!important;backdrop-filter:blur(12px)}.edu-trust span{background:rgba(255,255,255,.06);color:#cbd3f5;border:1px solid rgba(255,255,255,.1);border-radius:999px;padding:8px 11px}.hero-visual{position:relative;min-height:620px;perspective:1100px}.orb{position:absolute;border-radius:50%;filter:blur(12px);opacity:.75;animation:floaty 7s ease-in-out infinite}.orb-a{width:240px;height:240px;background:#533afd;right:70px;top:24px}.orb-b{width:180px;height:180px;background:#12d6ff;left:40px;bottom:76px;animation-delay:-2s}.orbit{position:absolute;border:1px solid rgba(255,255,255,.12);border-radius:50%;inset:70px 30px;transform:rotateX(62deg) rotateZ(-18deg);animation:spin 18s linear infinite}.orbit-2{inset:120px 86px;animation-duration:24s;animation-direction:reverse}.ai-core{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);width:230px;height:230px;border-radius:46px;background:linear-gradient(145deg,rgba(255,255,255,.18),rgba(255,255,255,.05));border:1px solid rgba(255,255,255,.18);box-shadow:0 30px 100px rgba(0,0,0,.45),inset 0 1px rgba(255,255,255,.18);display:grid;place-items:center;text-align:center;padding:28px;backdrop-filter:blur(20px);animation:coreIn 1s ease both}.ai-core img{width:64px;height:64px;filter:drop-shadow(0 18px 30px rgba(83,58,253,.45))}.ai-core b{display:block;color:#fff;font-size:26px;letter-spacing:-.8px}.ai-core span{color:#b8c2e6}.core-ring{position:absolute;inset:-18px;border-radius:56px;border:1px solid rgba(113,112,255,.38);animation:ring 3.2s ease-in-out infinite}.float-card{position:absolute;width:245px;background:rgba(14,18,38,.72);border:1px solid rgba(255,255,255,.14);box-shadow:0 24px 70px rgba(0,0,0,.36);border-radius:22px;padding:16px 17px;color:#eef3ff;backdrop-filter:blur(20px);animation:floatCard 6s ease-in-out infinite}.float-card span{font-size:13px;color:#aeb8e8}.float-card b{display:block;margin:8px 0;font-size:18px;letter-spacing:-.3px}.float-card em{font-style:normal;color:#7ee6a5;font-size:13px}.card-teacher{left:20px;top:42px}.card-student{right:2px;top:118px;animation-delay:-1.5s}.card-parent{left:0;bottom:88px;animation-delay:-3s}.card-school{right:38px;bottom:24px;animation-delay:-4.2s}.edu-stats{margin-top:-20px;position:relative;z-index:2;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);box-shadow:0 24px 80px rgba(0,0,0,.3);backdrop-filter:blur(18px)}body:has(.edu-hero) .stats div{border-color:rgba(255,255,255,.08)}body:has(.edu-hero) .stats b{color:#fff}body:has(.edu-hero) .stats span{color:#b9c2e2}body:has(.edu-hero) .section{color:#eef3ff}body:has(.edu-hero) .section-head h2,body:has(.edu-hero) .role-list b,body:has(.edu-hero) .feature-card h3,body:has(.edu-hero) .platform-card h3{color:#fff}body:has(.edu-hero) .section-head p,body:has(.edu-hero) .feature-card p,body:has(.edu-hero) .platform-card p,body:has(.edu-hero) .role-list span{color:#aeb8d7}.edu-flow{padding-top:110px}.flow-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.flow-grid article,.edu-card{background:linear-gradient(180deg,rgba(255,255,255,.08),rgba(255,255,255,.035));border:1px solid rgba(255,255,255,.12);box-shadow:0 22px 70px rgba(0,0,0,.26);backdrop-filter:blur(12px);transition:transform .28s ease,border-color .28s ease,box-shadow .28s ease}.flow-grid article{border-radius:24px;padding:26px}.flow-grid article:hover,.edu-card:hover{transform:translateY(-7px);border-color:rgba(126,231,255,.34);box-shadow:0 30px 90px rgba(83,58,253,.22)}.flow-grid i{font-style:normal;font-family:'Source Code Pro',monospace;color:#7ee6a5}.flow-grid h3{color:#fff;font-size:26px;margin:10px 0}.flow-grid p{color:#aeb8d7}.edu-band{background:radial-gradient(circle at 20% 0,rgba(83,58,253,.35),transparent 32%),linear-gradient(135deg,#080914,#10183a);border-block:1px solid rgba(255,255,255,.1)}.tech-map{background:#080b18!important;border-color:rgba(126,231,255,.22)!important}.reveal{opacity:0;transform:translateY(22px);transition:opacity .7s ease,transform .7s ease}.reveal.show{opacity:1;transform:none}@keyframes pulse{70%{box-shadow:0 0 0 13px rgba(35,226,131,0)}}@keyframes floaty{50%{transform:translate3d(0,-22px,0) scale(1.05)}}@keyframes spin{to{transform:rotateX(62deg) rotateZ(342deg)}}@keyframes ring{50%{transform:scale(1.06);opacity:.55}}@keyframes floatCard{50%{transform:translateY(-16px) rotate(.6deg)}}@keyframes coreIn{from{opacity:0;transform:translate(-50%,-44%) scale(.92)}}@media(max-width:980px){.edu-hero{grid-template-columns:1fr;min-height:auto;padding-top:72px}.hero-visual{min-height:560px}.flow-grid{grid-template-columns:1fr}.edu-hero h1{letter-spacing:-1.6px}.float-card{width:220px}}@media(max-width:640px){.hero-visual{min-height:520px;transform:scale(.9);transform-origin:top center}.float-card{width:205px}.card-teacher{left:-8px}.card-student{right:-8px}.card-parent{left:-14px}.card-school{right:-10px}.edu-stats{grid-template-columns:1fr 1fr}.cta{align-items:stretch}.cta .btn{text-align:center}.hero-badge{font-size:11px}.edu-hero .lead{font-size:18px}}


/* polish: prevent skip-link horizontal scroll + dark footer for tech homepage */
.skip{left:12px;transform:translateX(-140%)}.skip:focus{transform:none}body:has(.edu-hero){overflow-x:hidden}body:has(.edu-hero) footer{background:#070914;color:#c8d0f2;border-top:1px solid rgba(255,255,255,.1)}body:has(.edu-hero) footer a,body:has(.edu-hero) footer b{color:#f8fbff}body:has(.edu-hero) footer span{color:#9ba6cf}.edu-hero .lead{color:#d2d9f7}.hero-badge{color:#eef3ff}.edu-trust span{color:#e0e6ff}@media(max-width:760px){.hero-visual{min-height:500px}.orbit{display:none}.orb{opacity:.45}.float-card{position:absolute}.edu-hero{gap:8px}.edu-hero h1{font-size:42px;line-height:1.02}.edu-hero .lead{font-size:17px}.edu-stats{margin-top:0}}

.skip{left:12px!important;transform:translateX(-160%)!important}.skip:focus{transform:none!important}


/* fix stats cards: match dark tech/education theme */
body:has(.edu-hero) .stats,
body:has(.edu-hero) .edu-stats{
  background:linear-gradient(180deg,rgba(17,23,52,.78),rgba(8,10,24,.78))!important;
  border:1px solid rgba(126,231,255,.16)!important;
  box-shadow:0 24px 80px rgba(0,0,0,.38), inset 0 1px rgba(255,255,255,.08)!important;
}
body:has(.edu-hero) .stats div,
body:has(.edu-hero) .edu-stats div{
  background:linear-gradient(145deg,rgba(255,255,255,.075),rgba(255,255,255,.025))!important;
  border:1px solid rgba(255,255,255,.12)!important;
  box-shadow:inset 0 1px rgba(255,255,255,.08),0 14px 34px rgba(0,0,0,.22)!important;
  border-radius:18px!important;
}
body:has(.edu-hero) .stats div:hover,
body:has(.edu-hero) .edu-stats div:hover{
  border-color:rgba(126,231,255,.38)!important;
  background:linear-gradient(145deg,rgba(83,58,253,.20),rgba(18,214,255,.07))!important;
  transform:translateY(-3px);
}
body:has(.edu-hero) .stats b,
body:has(.edu-hero) .edu-stats b{
  background:linear-gradient(90deg,#ffffff,#9fb0ff 55%,#7ee7ff);
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent!important;
  text-shadow:0 0 34px rgba(126,231,255,.18);
}
body:has(.edu-hero) .stats span,
body:has(.edu-hero) .edu-stats span{
  color:#d6ddff!important;
}


/* site-wide dark tech education upgrade */
body{background:radial-gradient(circle at 12% -10%,rgba(83,58,253,.28),transparent 34%),radial-gradient(circle at 86% 2%,rgba(18,214,255,.18),transparent 30%),linear-gradient(180deg,#070914 0,#0b1024 42%,#080914 100%)!important;color:#eef3ff!important}.top{background:rgba(8,10,24,.80)!important;border-bottom:1px solid rgba(255,255,255,.08)!important}.brand,.top nav a{color:#e8ecff!important}.top nav a:hover,.top nav a.active{background:rgba(113,112,255,.13)!important;color:#9ea6ff!important}.page{padding-block:86px 76px}.page h1,.section-head h2,.feature-card h3,.platform-card h3,.contact h1,.legal h1,.legal h2{color:#fff!important}.page p,.lead,.section-head p,.feature-card p,.platform-card p,.legal p,.legal li,.contact-card p{color:#c2cbed!important}.page:before{content:"";position:fixed;inset:0;background-image:linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);background-size:54px 54px;mask-image:radial-gradient(circle at 50% 0,#000 0,transparent 70%);pointer-events:none;z-index:-1}.feature-card,.platform-card,.contact-card,.doc-links a,.role-list div,.auth-form,.feature-workspace,.item-card{background:linear-gradient(180deg,rgba(255,255,255,.085),rgba(255,255,255,.035))!important;border:1px solid rgba(255,255,255,.13)!important;box-shadow:0 22px 70px rgba(0,0,0,.28),inset 0 1px rgba(255,255,255,.08)!important;color:#eef3ff!important;backdrop-filter:blur(14px)}.feature-card:hover,.platform-card:hover,.doc-links a:hover,.role-list div:hover{transform:translateY(-5px);border-color:rgba(126,231,255,.36)!important;box-shadow:0 30px 90px rgba(83,58,253,.22)!important}.feature-card span,.item-card span{color:#8fe8ff!important}.platform-card a,.doc-links a,.contact-card a,.legal a{color:#9ea6ff!important}.platform-card a:hover,.doc-links a:hover,.contact-card a:hover{color:#7ee7ff!important}.feature-card ul{color:#c2cbed!important}.auth-form label,.feature-workspace label{color:#eef3ff!important}.auth-form input,.auth-form select,.feature-workspace input,.feature-workspace select,.feature-workspace textarea{background:rgba(6,9,22,.72)!important;border:1px solid rgba(255,255,255,.14)!important;color:#fff!important}.auth-form input::placeholder,.feature-workspace input::placeholder,.feature-workspace textarea::placeholder{color:#8793be!important}.alert{background:rgba(159,18,57,.22)!important;border-color:rgba(255,120,170,.35)!important;color:#ffd7e7!important}.workspace-head h1,.items h2,.item-card h3{color:#fff!important}.hint,.empty,.item-card p{color:#c2cbed!important}.item-actions button{background:rgba(255,255,255,.06)!important;border-color:rgba(255,255,255,.14)!important;color:#dfe5ff!important}.legal{background:linear-gradient(180deg,rgba(255,255,255,.07),rgba(255,255,255,.03));border:1px solid rgba(255,255,255,.11);border-radius:28px;box-shadow:0 24px 80px rgba(0,0,0,.26);padding:44px!important;margin-top:64px;margin-bottom:64px}.contact-card{max-width:640px}.doc-links{gap:14px}.doc-links a{border-radius:18px;padding:18px 20px;text-decoration:none}.feature-wide{padding-bottom:80px}.feature-card.big ul li{border-color:rgba(255,255,255,.1)!important}footer{background:#070914!important;color:#c8d0f2!important;border-top:1px solid rgba(255,255,255,.1)!important}footer a,footer b{color:#f8fbff!important}footer span{color:#9ba6cf!important}.btn.secondary{background:rgba(255,255,255,.06)!important;color:#eef3ff!important;border-color:rgba(255,255,255,.14)!important}@media(max-width:760px){.page{padding-block:56px}.legal{padding:26px!important}.feature-wide{padding-bottom:50px}}

.auth-form a,.feature-workspace a{color:#9ea6ff!important}.auth-submit{width:100%;justify-content:center;text-align:center}.checkline{display:flex!important;gap:10px;align-items:flex-start;font-weight:500!important;color:#cbd3f5!important}.checkline input{width:auto!important;margin-top:4px!important;accent-color:#533afd}.auth-form input::placeholder,.feature-workspace input::placeholder,.feature-workspace textarea::placeholder{color:#9aa7cf!important}


/* public AI help bubble - safe, public-info only */
.ai-help{position:fixed;right:22px;bottom:22px;z-index:80;font-family:'Source Sans 3',system-ui,sans-serif}.ai-help-toggle{display:flex;align-items:center;gap:9px;border:1px solid rgba(126,231,255,.28);background:linear-gradient(135deg,#533afd,#0ea5e9);color:#fff;border-radius:999px;padding:12px 16px;box-shadow:0 18px 55px rgba(83,58,253,.38);font-weight:800;cursor:pointer}.ai-help-toggle span{width:30px;height:30px;display:grid;place-items:center;border-radius:50%;background:rgba(255,255,255,.18);animation:pulse 2s infinite}.ai-help-panel{position:absolute;right:0;bottom:62px;width:min(380px,calc(100vw - 28px));background:linear-gradient(180deg,rgba(13,18,42,.96),rgba(7,9,20,.96));border:1px solid rgba(255,255,255,.14);box-shadow:0 28px 90px rgba(0,0,0,.45),inset 0 1px rgba(255,255,255,.08);border-radius:24px;overflow:hidden;backdrop-filter:blur(20px);opacity:0;transform:translateY(14px) scale(.96);pointer-events:none;transition:.22s ease}.ai-help.open .ai-help-panel{opacity:1;transform:none;pointer-events:auto}.ai-help-panel header{display:flex;justify-content:space-between;align-items:center;padding:16px 18px;border-bottom:1px solid rgba(255,255,255,.09)}.ai-help-panel header b{display:block;color:#fff}.ai-help-panel header span{display:block;color:#aeb8d7;font-size:13px}.ai-help-panel header button{border:0;background:rgba(255,255,255,.08);color:#fff;border-radius:10px;width:32px;height:32px;font-size:22px;cursor:pointer}.ai-help-body{max-height:260px;overflow:auto;padding:16px;display:grid;gap:10px}.bot-msg,.user-msg{margin:0;padding:11px 13px;border-radius:16px;line-height:1.45;font-size:15px}.bot-msg{background:rgba(255,255,255,.07);color:#dfe6ff;border:1px solid rgba(255,255,255,.08);border-bottom-left-radius:5px}.user-msg{background:rgba(83,58,253,.28);color:#fff;border:1px solid rgba(158,166,255,.2);border-bottom-right-radius:5px;margin-left:32px}.ai-help-quick{display:flex;gap:8px;flex-wrap:wrap;padding:0 16px 12px}.ai-help-quick button{border:1px solid rgba(255,255,255,.12);background:rgba(255,255,255,.055);color:#dfe6ff;border-radius:999px;padding:8px 10px;cursor:pointer}.ai-help-form{display:flex;gap:8px;padding:0 16px 12px}.ai-help-form input{flex:1;min-width:0;background:rgba(6,9,22,.82);border:1px solid rgba(255,255,255,.14);color:#fff;border-radius:14px;padding:11px 12px;font:inherit}.ai-help-form button{border:0;background:#533afd;color:#fff;border-radius:14px;padding:0 15px;font-weight:800;cursor:pointer}.ai-help-panel small{display:block;color:#9aa7cf;padding:0 16px 16px;font-size:12px;line-height:1.4}@media(max-width:640px){.ai-help{right:14px;bottom:14px}.ai-help-toggle b{display:none}.ai-help-panel{right:-2px}}


.ai-help-panel small{margin:0 16px 16px!important;padding:10px 12px!important;border:1px solid rgba(251,191,36,.28);background:rgba(251,191,36,.10);border-radius:12px;color:#ffe7a3!important;font-size:13px!important}.ai-help-panel small:before{content:'⚠️ ';}.ai-help.open .ai-help-toggle{opacity:.72;transform:scale(.96)}

.chat-cta{display:inline-flex;margin-top:9px;padding:8px 12px;border-radius:999px;background:rgba(83,58,253,.3);border:1px solid rgba(158,166,255,.35);color:#fff!important;font-weight:800;text-decoration:none}.auth-form label small{display:block;margin-top:7px;color:#bac5e7;font-weight:500;line-height:1.45}.feature-card h2,.platform-card h2{font-size:1.35rem;margin:.4rem 0}.ai-help-panel[hidden]{display:none!important}@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;scroll-behavior:auto!important;transition-duration:.001ms!important}.reveal{opacity:1!important;transform:none!important}}


/* auth UX polish */
.auth{display:grid!important;grid-template-columns:minmax(0,560px) minmax(280px,430px);gap:48px;align-items:start}.auth>p,.auth>h1,.auth>.eyebrow,.auth>.alert{grid-column:1}.auth-form{grid-column:1}.auth-benefits{grid-column:2;grid-row:1/7;margin-top:68px;padding:30px;border-radius:28px;border:1px solid rgba(158,166,255,.2);background:radial-gradient(circle at 90% 10%,rgba(83,58,253,.24),transparent 40%),linear-gradient(160deg,rgba(17,24,57,.92),rgba(8,12,30,.9));box-shadow:0 26px 80px rgba(0,0,0,.25);position:relative;overflow:hidden}.auth-benefits:after{content:'';position:absolute;width:180px;height:180px;border-radius:50%;right:-70px;bottom:-90px;background:rgba(14,165,233,.12);filter:blur(4px)}.auth-benefits span{color:#aeb7ff;font-weight:800;text-transform:uppercase;letter-spacing:.08em;font-size:.78rem}.auth-benefits h2{font-size:clamp(1.6rem,3vw,2.3rem);margin:16px 0;color:#fff}.auth-benefits ul{padding-left:0;list-style:none;display:grid;gap:14px}.auth-benefits li{color:#dde4ff;padding-left:28px;position:relative}.auth-benefits li:before{content:'✓';position:absolute;left:0;color:#7ee7ff;font-weight:900}.auth-benefits p{color:#c2cbea;line-height:1.65}.auth-form input:focus,.auth-form select:focus,.feature-workspace input:focus,.feature-workspace textarea:focus{outline:3px solid rgba(126,231,255,.28)!important;border-color:#7ee7ff!important}.auth-form input::placeholder{color:#aeb8da!important}.checkline{min-height:44px;align-items:center!important}.checkline input{width:20px!important;height:20px!important;flex:0 0 20px}.page .lead,.auth-form label small,footer span{color:#c3cdec!important}@media(max-width:900px){.auth{grid-template-columns:1fr!important}.auth>p,.auth>h1,.auth>.eyebrow,.auth>.alert,.auth-form,.auth-benefits{grid-column:1}.auth-benefits{grid-row:auto;margin-top:0}}@media(max-width:560px){.auth-benefits{padding:22px}.auth h1{font-size:clamp(2.2rem,12vw,3.4rem)}}

/* auth/RBAC status dashboard */
.pending-card{max-width:760px;margin:30px auto;padding:32px;border-radius:22px;background:linear-gradient(145deg,rgba(251,191,36,.16),rgba(255,255,255,.05));border:1px solid rgba(251,191,36,.4);box-shadow:0 24px 70px rgba(0,0,0,.28)}.pending-card span{display:inline-block;padding:6px 12px;border-radius:999px;background:rgba(251,191,36,.18);color:#ffe08a;font-weight:800}.pending-card h2{color:#fff;font-size:clamp(1.5rem,4vw,2.4rem);margin:16px 0 8px}.pending-card p{color:#dce3ff;line-height:1.65}.workspace-head .lead{max-width:760px}@media(max-width:700px){.pending-card{padding:22px;margin-top:22px}.workspace{padding-top:48px}.app-grid{gap:16px}}

/* QA regression: bounded layout + unobstructed assistant */
html,body{max-width:100%;overflow-x:clip}.shell,.hero-copy,.hero-visual,.app-grid>*{min-width:0}.edu-hero{min-height:650px;padding-top:70px}.section{padding-block:64px}.ai-help.open .ai-help-toggle{visibility:hidden;pointer-events:none}.ai-help-panel{position:fixed;top:max(84px,calc(var(--header-bottom,72px) + 12px));right:22px;bottom:auto;max-height:calc(100vh - 106px)}.ai-help-body{max-height:min(220px,26vh)}
@media(max-width:1280px){.top{gap:12px}.top nav a{padding-inline:8px}.edu-hero{gap:24px}.hero-visual{transform:scale(.9);transform-origin:center}}
@media(max-width:760px){.shell{width:min(100% - 28px,1120px)}.top{padding-inline:14px}.edu-hero{min-height:auto;padding:48px 0 24px}.hero-visual{transform:none;min-height:440px}.section{padding-block:46px}.ai-help{right:12px;bottom:12px}.ai-help-panel{position:fixed;inset:auto 10px 10px;width:auto;max-height:calc(100vh - 84px)}.ai-help-body{max-height:28vh}.ai-help-toggle b{display:none}}
.nav-backdrop{position:fixed;inset:0;z-index:23;border:0;background:rgba(0,0,0,.55);padding:0}.nav-backdrop[hidden]{display:none}.nav-close{display:none}.empty-state{text-align:center;padding:34px 22px;border:1px dashed rgba(158,166,255,.35);border-radius:18px;background:rgba(83,58,253,.08)}.empty-state span{font-size:34px}.empty-state h2,.empty-state h3{color:#fff;margin:10px 0 4px}.empty-state p{color:#c2cbed!important;margin:0}.btn:disabled,button:disabled{cursor:wait;opacity:.65}
@media(min-width:761px){.nav-backdrop{display:none!important}}
@media(max-width:760px){.nav-open{overflow:hidden}.nav-open:after{display:none}.nav-close{display:grid;place-items:center;position:absolute;right:12px;top:14px;width:40px;height:40px;border:0;border-radius:9px;background:rgba(255,255,255,.1);color:#fff;font-size:26px}.top nav[aria-hidden="true"]{visibility:hidden}.top nav[aria-hidden="false"]{visibility:visible}}
@media(max-width:480px){.shell{width:calc(100% - 20px)}.top{padding:9px 10px}.brand span{font-size:14px}.top nav{width:min(320px,90vw)}.page{padding:42px 0}.hero h1,.page h1{font-size:clamp(2rem,11vw,3rem);overflow-wrap:anywhere}.workspace-head,.item-actions,.cta,.trust{max-width:100%;flex-wrap:wrap}.auth-form,.feature-workspace,.file-upload,.file-filters,.item-card,.empty-state{padding:16px}.btn,button,input,select,textarea{max-width:100%}.file-actions{width:100%}.file-actions a,.file-actions button{flex:1;text-align:center}.ai-help-panel{inset:auto 6px 6px}.foot div{max-width:100%;overflow-wrap:anywhere}}
/* School administration */
.school-tabs{display:flex;gap:8px;flex-wrap:wrap;margin:20px 0}.school-tabs a{padding:10px 14px;border-radius:10px;background:#eef1ff;text-decoration:none}.school-tabs a.active{background:#533afd;color:#fff}.school-panel{min-height:300px}.school-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.school-stats article,.school-card{padding:18px;border:1px solid #dfe3f2;border-radius:14px;margin:10px 0;background:#fff;color:#101329}.school-stats b{display:block;font-size:2rem}.school-grid{display:grid;grid-template-columns:2fr 1fr;gap:20px}.school-card form{display:flex;gap:8px;flex-wrap:wrap;margin-top:10px}.school-card input,.school-card select{max-width:180px}@media(max-width:760px){.school-stats{grid-template-columns:1fr 1fr}.school-grid{grid-template-columns:1fr}.school-tabs a{flex:1 1 42%;text-align:center}}
.assignment-card{display:flex;align-items:center;justify-content:space-between;gap:16px}.assignment-card div{display:grid;gap:5px}.assignment-card span{color:#526079}.assignment-card form{margin:0}.assignment-form{align-self:start}.assignment-form label,.assignment-form select{width:100%}@media(max-width:560px){.assignment-card{align-items:flex-start;flex-direction:column}.assignment-card form,.assignment-card button{width:100%}}
/* Teacher/mobile hardening */
.teacher-tabs{display:flex;gap:8px;overflow-x:auto;overscroll-behavior-inline:contain;padding-bottom:8px}.teacher-tabs a{flex:0 0 auto}.teacher-panel,.teacher-panel .school-card{max-width:100%;overflow-wrap:anywhere}.teacher-panel form,.feature-workspace,.file-upload{min-width:0}.teacher-panel input,.teacher-panel select,.teacher-panel textarea,.feature-workspace input,.feature-workspace select,.feature-workspace textarea,.file-upload input,.file-upload select{width:100%;max-width:100%;box-sizing:border-box}
@media(max-width:480px){.page.shell{padding-inline:12px}.teacher-tabs{margin-inline:-12px;padding-inline:12px}.teacher-tabs a{padding:9px 11px;font-size:13px}.teacher-panel,.teacher-panel .school-card,.feature-workspace,.item-card,.file-upload{padding:14px}.workspace-head,.item-actions,.file-actions{align-items:stretch;flex-direction:column}.workspace-head .btn,.item-actions button,.file-actions a,.file-actions button{width:100%;text-align:center}.app-grid{grid-template-columns:minmax(0,1fr)}fieldset{min-width:0;margin-inline:0}h1{overflow-wrap:anywhere}}
@media(max-width:340px){.page.shell{padding-inline:8px}.teacher-panel,.teacher-panel .school-card,.feature-workspace,.item-card,.file-upload{padding:10px}.btn,button{max-width:100%}}
/* Parent/student role dashboards */
.role-head{display:flex;justify-content:space-between;align-items:flex-start;gap:20px}.role-tabs{display:flex;gap:8px;overflow-x:auto;padding:8px 0 12px;margin:18px 0}.role-tabs a{flex:0 0 auto;padding:10px 14px;border:1px solid rgba(255,255,255,.14);border-radius:10px;color:#dce3ff;text-decoration:none;font-weight:700}.role-tabs a.active{background:#533afd;color:#fff}.role-panel{min-height:300px}.role-stats{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}.role-stats article,.dashboard-form,.child-switch{padding:18px;border:1px solid rgba(255,255,255,.14);border-radius:14px;background:rgba(255,255,255,.06)}.role-stats b{display:block;font-size:2rem;color:#fff}.role-stats span{color:#c2cbed}.dashboard-form{display:grid;gap:14px;max-width:620px;margin-top:24px}.dashboard-form label,.child-switch label{display:grid;gap:6px;color:#eef3ff;font-weight:700}.dashboard-form input,.dashboard-form select,.child-switch select{width:100%;padding:11px;border:1px solid rgba(255,255,255,.2);border-radius:8px;background:#10152d;color:#fff;font:inherit}.child-switch{max-width:420px;padding:12px 16px}.role-panel .school-card p{color:#526079!important}
@media(max-width:560px){.role-head{flex-direction:column}.role-tabs{margin-inline:-10px;padding-inline:10px}.role-tabs a{font-size:13px;padding:9px 11px}.role-stats{grid-template-columns:1fr}.dashboard-form,.child-switch,.role-stats article{padding:14px}}
@media(max-width:340px){.role-tabs a{font-size:12px}.dashboard-form,.child-switch,.role-stats article{padding:10px}.role-head .btn{width:100%;text-align:center}}
.submission-form{display:grid;gap:12px;margin-top:16px;padding-top:16px;border-top:1px solid rgba(255,255,255,.14)}.submission-form label{display:grid;gap:6px;font-weight:700}.submission-form textarea,.submission-form input{width:100%;padding:11px;border:1px solid rgba(255,255,255,.2);border-radius:8px;background:#10152d;color:#fff;font:inherit}.submission-actions{display:flex;gap:10px;flex-wrap:wrap}.submission-actions button{padding:10px 16px;border-radius:8px;border:1px solid rgba(255,255,255,.2)}

/* Dark mode fix for school-admin cards */
.school-stats article,.school-card{background:linear-gradient(180deg,rgba(255,255,255,.085),rgba(255,255,255,.035))!important;border:1px solid rgba(255,255,255,.13)!important;color:#eef3ff!important}.school-stats article b,.school-card b{color:#fff!important}.school-card p,.school-stats article span{color:#c2cbed!important}.school-tabs a{background:rgba(255,255,255,.08);color:#dce3ff;border:1px solid rgba(255,255,255,.12)}.school-tabs a.active{background:#533afd;color:#fff;border-color:#533afd}.school-card input,.school-card select{background:#10152d!important;color:#fff!important;border-color:rgba(255,255,255,.2)!important}

/* Smooth tab transitions */
.role-tabs a,.teacher-tabs a,.school-tabs a,.role-panel,.teacher-panel,.school-panel{transition:all .2s ease}

/* Form loading states */
form[aria-busy="true"]{opacity:.7;pointer-events:none}form[aria-busy="true"] button{position:relative}form[aria-busy="true"] button::after{content:"";display:inline-block;width:14px;height:14px;border:2px solid rgba(255,255,255,.3);border-top-color:#fff;border-radius:50%;animation:spin .6s linear infinite;margin-left:8px;vertical-align:middle}@keyframes spin{to{transform:rotate(360deg)}}

/* Print styles */
@media print{body{background:#fff!important;color:#000!important}.top,.ai-help,.menu,.nav-backdrop,footer,.btn,.auth-benefits,.ai-help-toggle{display:none!important}.page,.shell{max-width:100%!important;padding:0!important}.item-card,.feature-card,.platform-card,.school-card,.auth-form{background:#fff!important;color:#000!important;border:1px solid #ccc!important;box-shadow:none!important;break-inside:avoid}h1,h2,h3{color:#000!important}p,span,a,li{color:#333!important}}

/* Focus visible for keyboard users */
:focus-visible{outline:3px solid rgba(126,231,255,.5)!important;outline-offset:2px;border-radius:4px}

/* Success/error toast animations */
.toast-enter{animation:toastIn .3s ease}@keyframes toastIn{from{opacity:0;transform:translateY(20px)}to{opacity:1;transform:none}}