:root{--navy:#0B2A6F;--blue:#1F5BE0;--sky:#4C9BFF;--ice:#F1F5FF;--line:#DCE6FB;--muted:#5E74A5;--ok:#12A36B;--red:#D8263A;--r:20px}
*{box-sizing:border-box;margin:0;padding:0}
html{-webkit-text-size-adjust:100%}
body{font-family:Poppins,system-ui,sans-serif;color:var(--navy);background:var(--ice);line-height:1.5;font-size:15px}
a{color:inherit;text-decoration:none}
svg{width:18px;height:18px;flex:none}
img{max-width:100%;display:block}
.wrap{max-width:1180px;margin:0 auto;padding:0 20px}
.narrow{max-width:640px}
.muted{color:var(--muted)}.big{font-size:17px}
.kick{font-size:12px;letter-spacing:4px;text-transform:uppercase;font-weight:600;color:#9CC4FF}.kick.dark{color:var(--blue)}
.tag{display:inline-block;font-size:11px;letter-spacing:1.5px;text-transform:uppercase;font-weight:600;padding:4px 10px;border-radius:30px;background:#E3ECFF;color:var(--blue)}.tag.red{background:#FDE7EA;color:var(--red)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;background:linear-gradient(135deg,var(--blue),#1A47B8);color:#fff;border:0;border-radius:14px;padding:13px 20px;font:600 15px Poppins,sans-serif;cursor:pointer;box-shadow:0 10px 24px -12px rgba(31,91,224,.8);transition:transform .15s,box-shadow .15s}
.btn:hover{transform:translateY(-1px);box-shadow:0 14px 28px -12px rgba(31,91,224,.9)}
.btn.block{width:100%}.btn.ghost{background:#fff;color:var(--blue);border:1.5px solid var(--line);box-shadow:none}
.btn.light{background:#fff;color:var(--navy);box-shadow:0 12px 30px -12px rgba(0,0,0,.4)}
.btn.outline-light{background:transparent;color:#fff;border:1.5px solid rgba(255,255,255,.45);box-shadow:none}
.btn.dis{opacity:.55}.done-btn{background:var(--ok)}
.link{background:none;border:0;font:inherit;color:inherit;cursor:pointer}
.pill{display:inline-block;background:rgba(255,255,255,.15);padding:10px 16px;border-radius:30px;font-weight:500}
.alert{padding:12px 14px;border-radius:12px;margin:14px 0;font-size:14px}.alert.ok{background:#E4F7EF;color:#0B7A50}.alert.err{background:#FDE7EA;color:#A51E2E}
.form{display:flex;flex-direction:column;gap:14px;margin-top:18px}
.form label{display:flex;flex-direction:column;gap:6px;font-size:13px;font-weight:600}
.form label.chk{flex-direction:row;align-items:center;gap:10px;font-weight:500}
input{font:15px Poppins,sans-serif;color:var(--navy);border:1.5px solid var(--line);border-radius:12px;padding:12px 14px;background:#fff;width:100%;outline:none;transition:border .15s,box-shadow .15s}
input:focus{border-color:var(--blue);box-shadow:0 0 0 4px rgba(31,91,224,.12)}
input[type=checkbox]{width:18px;height:18px;accent-color:var(--blue)}
.pw{position:relative;display:block}.pw input{padding-right:46px}.eye{position:absolute;right:8px;top:50%;transform:translateY(-50%);background:none;border:0;color:var(--muted);padding:6px;cursor:pointer}

/* auth */
.auth{display:grid;grid-template-columns:1.05fr 1fr;min-height:100vh;background:#fff}
.auth-art{position:relative;overflow:hidden;background:radial-gradient(900px 600px at 20% 0%,#2A6BF0 0%,#1440A8 45%,#0B2A6F 100%);color:#fff;display:flex;align-items:center;padding:60px}
.auth-art .wave{position:absolute;right:0;top:0;height:100%;width:60%}
.auth-art-in{position:relative;z-index:1;max-width:460px}
.auth-logo{height:90px;margin-bottom:34px}
.auth-art h1{font-size:54px;line-height:1.02;font-weight:300;margin:8px 0 18px}.auth-art h1 b{font-weight:700}
.auth-art .lead{color:#C9DBFF;font-size:17px;margin-bottom:24px}
.auth-art ul{list-style:none;display:flex;flex-direction:column;gap:12px}
.auth-art li{display:flex;gap:10px;align-items:center;font-size:15px}.auth-art li svg{background:rgba(255,255,255,.18);border-radius:50%;padding:4px;width:26px;height:26px}
.auth-form{display:flex;align-items:center;justify-content:center;padding:32px 20px}
.auth-card{width:100%;max-width:400px}
.auth-card h2{font-size:28px;font-weight:700;margin-bottom:4px}
.mini-logo{height:54px;margin-bottom:22px}
.forgot{display:block;text-align:center;margin-top:18px;color:var(--blue);font-weight:600;font-size:14px}

/* app */
.top{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20}
.top-in{display:flex;align-items:center;justify-content:space-between;height:66px}
.brand{display:flex;align-items:center;gap:10px}.brand img{height:38px}
.brand span{display:flex;flex-direction:column;line-height:1.1}.brand b{font-size:15px}.brand small{font-size:10px;letter-spacing:2.5px;color:var(--blue);text-transform:uppercase;font-weight:600}
.nav{display:flex;align-items:center;gap:18px;font-size:14px;font-weight:500}
.nav form{display:inline}.nav a:not(.avatar):hover,.nav .link:hover{color:var(--blue)}
.avatar{width:36px;height:36px;border-radius:50%;background:linear-gradient(135deg,var(--blue),var(--navy));color:#fff;display:grid;place-items:center;font-weight:600}
main{min-height:calc(100vh - 140px)}
.foot{text-align:center;color:#8EA0C8;font-size:12px;letter-spacing:1px;padding:30px 20px}

.hero{background:radial-gradient(900px 500px at 85% 0%,#2E70F2 0%,#1440A8 50%,#0B2A6F 100%);color:#fff;position:relative;overflow:hidden}
.hero:after{content:"";position:absolute;right:-120px;bottom:-160px;width:520px;height:520px;border-radius:50%;border:2px solid rgba(142,190,255,.35)}
.hero-in{display:flex;align-items:center;justify-content:space-between;gap:30px;padding-top:44px;padding-bottom:70px;position:relative;z-index:1}
.hero h1{font-size:40px;line-height:1.1;font-weight:700;margin:6px 0}
.hero .lead{color:#C9DBFF}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px}
.hint{display:flex;align-items:center;gap:8px;color:#C9DBFF;font-size:13px;margin-top:16px}
.ring{position:relative;width:170px;height:170px;flex:none}
.ring svg{width:170px;height:170px;transform:rotate(-90deg)}
.ring circle{fill:none;stroke-width:10}.ring-bg{stroke:rgba(255,255,255,.15)}.ring-fg{stroke:#fff;stroke-linecap:round;transition:stroke-dashoffset .8s}
.ring div{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center}
.ring b{font-size:34px;line-height:1}.ring small{font-size:12px;color:#C9DBFF}

.grid-main{display:grid;grid-template-columns:320px 1fr;gap:26px;margin-top:-40px;position:relative;z-index:2;align-items:start}
.pdf-card{background:#fff;border-radius:var(--r);padding:18px;box-shadow:0 20px 50px -30px rgba(11,42,111,.45);border:1px solid var(--line);position:sticky;top:86px}
.pdf-thumb{border-radius:12px;overflow:hidden;margin-bottom:14px;border:1px solid var(--line)}
.pdf-card h3{font-size:19px;margin:8px 0 4px}.pdf-card p{font-size:13.5px}
.row2{display:flex;gap:10px;margin-top:16px}.row2 .btn{flex:1}.row2.center{justify-content:center}.row2.center .btn{flex:none}
.sec{font-size:13px;letter-spacing:3px;text-transform:uppercase;color:#fff;margin-bottom:14px;font-weight:600}
.module{background:#fff;border-radius:var(--r);margin-bottom:12px;border:1px solid var(--line);overflow:hidden;box-shadow:0 12px 30px -26px rgba(11,42,111,.5)}
.module summary{list-style:none;display:flex;align-items:center;gap:16px;padding:18px 20px;cursor:pointer}
.module summary::-webkit-details-marker{display:none}
.mnum{font-size:11px;letter-spacing:2px;text-transform:uppercase;font-weight:700;color:var(--blue);background:#E9F0FF;border-radius:10px;padding:8px 10px;white-space:nowrap}
.mtitle{flex:1;display:flex;flex-direction:column}.mtitle b{font-size:16.5px}.mtitle small{color:var(--muted);font-size:13px}
.mstat{font-weight:600;color:var(--muted);font-size:14px;display:flex}
.is-locked .mnum{background:#F0F2F7;color:#8A97B5}.is-locked .mtitle b{color:#5E6E92}
.lessons{border-top:1px solid var(--line)}
.lrow{display:flex;align-items:center;gap:14px;padding:14px 20px;border-bottom:1px solid #EEF3FD;transition:background .15s}
.lrow:last-child{border-bottom:0}.lrow:hover{background:#F7FAFF}
.lnum{font-weight:700;color:#A7B7DA;font-size:13px;width:22px}
.ltxt{flex:1;display:flex;flex-direction:column}.ltxt b{font-weight:600;font-size:15px}
.ltxt small{display:flex;align-items:center;gap:5px;color:var(--muted);font-size:12.5px;flex-wrap:wrap}.ltxt small svg{width:14px;height:14px}
.lic{width:34px;height:34px;border-radius:50%;display:grid;place-items:center;background:#E9F0FF;color:var(--blue)}.lic svg{width:15px;height:15px}
.lrow.done .lic{background:var(--ok);color:#fff}
.lrow.locked{opacity:.7}.lrow.locked .lic{background:#F0F2F7;color:#8A97B5}

/* aula */
.lesson-grid{display:grid;grid-template-columns:290px 1fr;gap:30px;padding-top:26px;align-items:start}
.side{position:sticky;top:86px;max-height:calc(100vh - 110px);overflow:auto;background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:16px}
.back{display:flex;align-items:center;gap:6px;color:var(--blue);font-weight:600;font-size:14px}
.side-prog{height:6px;background:#E9F0FF;border-radius:6px;margin:14px 0 6px;overflow:hidden}.side-prog div{height:100%;background:linear-gradient(90deg,var(--blue),var(--sky))}
.side-mod p{font-size:10.5px;letter-spacing:1.5px;text-transform:uppercase;font-weight:700;color:#8EA0C8;margin:16px 0 6px}
.side-l{display:flex;align-items:center;gap:10px;padding:8px;border-radius:10px;font-size:13.5px;font-weight:500}
.side-l span{width:26px;height:26px;border-radius:50%;background:#E9F0FF;color:var(--blue);display:grid;place-items:center;font-size:11px;font-weight:700;flex:none}.side-l span svg{width:13px;height:13px}
.side-l:hover{background:#F4F7FF}.side-l.cur{background:#E9F0FF;color:var(--blue);font-weight:600}
.side-l.done span{background:var(--ok);color:#fff}.side-l.locked{color:#8A97B5}.side-l.locked span{background:#F0F2F7;color:#8A97B5}
.lesson{min-width:0}
.crumb{font-size:12px;letter-spacing:2px;text-transform:uppercase;color:var(--blue);font-weight:600}
.lesson h1{font-size:32px;line-height:1.15;margin:4px 0 6px}
.video{margin:22px 0;border-radius:var(--r);overflow:hidden;background:#0B2A6F;aspect-ratio:16/9;box-shadow:0 24px 50px -30px rgba(11,42,111,.7)}
.video iframe,.video video{width:100%;height:100%;border:0;display:block;background:#000}
.video-soon{height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;gap:8px;color:#fff;padding:20px;background:radial-gradient(600px 300px at 50% 0%,#2E70F2,#0B2A6F)}
.video-soon svg{width:54px;height:54px;opacity:.8}.video-soon b{font-size:22px}.video-soon span{color:#C9DBFF;max-width:420px;font-size:14px}
.carousel{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:16px}
.car-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px}.car-head h2{font-size:16px;display:flex;gap:8px;align-items:center}
.count{font-size:13px;color:var(--muted);font-weight:600}
.stage{border-radius:14px;overflow:hidden;background:#fff}
.stage:fullscreen{display:flex;align-items:center;background:#000}.stage:fullscreen .track{width:100%}
.track{display:flex;overflow-x:auto;scroll-snap-type:x mandatory;scrollbar-width:none}.track::-webkit-scrollbar{display:none}
.track figure{flex:0 0 100%;scroll-snap-align:start;aspect-ratio:16/9}.track img{width:100%;height:100%;object-fit:contain}
.car-nav{display:flex;align-items:center;gap:10px;margin-top:12px}
.car-nav .prev,.car-nav .next{width:40px;height:40px;border-radius:50%;border:1.5px solid var(--line);background:#fff;color:var(--blue);display:grid;place-items:center;cursor:pointer}
.car-nav button:disabled{opacity:.35;cursor:default}
.dots{flex:1;display:flex;justify-content:center;gap:6px}.dots i{width:8px;height:8px;border-radius:8px;background:#D2DDF5;cursor:pointer;transition:width .2s}.dots i.on{width:24px;background:var(--blue)}
.full{font-size:13px;font-weight:600;color:var(--blue)}
.pdf-inline{display:flex;align-items:center;gap:14px;background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:14px 16px;margin-top:14px}
.pdf-inline>svg{width:34px;height:34px;color:var(--blue)}.pdf-inline div{flex:1;display:flex;flex-direction:column}.pdf-inline small{color:var(--muted)}
.lesson-foot{display:grid;grid-template-columns:1fr auto 1fr;gap:12px;align-items:center;margin:24px 0 10px}
.lesson-foot>a:last-child{justify-self:end}.lesson-foot>a:first-child{justify-self:start}
.locked-card,.panel{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:34px;margin-top:34px}
.locked-card{text-align:center}.locked-card h1{font-size:26px;margin:14px 0 10px}.locked-card p{margin-bottom:8px}
.lock-ic{width:74px;height:74px;border-radius:50%;background:#E9F0FF;color:var(--blue);display:grid;place-items:center;margin:0 auto}.lock-ic svg{width:34px;height:34px}
.panel h1{font-size:28px}.panel h2{font-size:19px;margin-bottom:8px}

/* admin */
.admin-head{display:flex;justify-content:space-between;align-items:flex-end;gap:20px;margin-top:30px;flex-wrap:wrap}.admin-head h1{font-size:32px}
.stats{display:flex;gap:12px}.stats div{background:#fff;border:1px solid var(--line);border-radius:16px;padding:10px 18px;text-align:center}.stats b{font-size:22px;display:block;line-height:1.1}.stats small{color:var(--muted);font-size:12px}
.admin-grid{display:grid;grid-template-columns:360px 1fr;gap:20px}.admin-grid .panel{margin-top:20px;padding:24px}
#aulas{padding:24px;margin-bottom:30px}
.table{overflow-x:auto;margin:10px 0 18px}
table{width:100%;border-collapse:collapse;font-size:14px}
th{text-align:left;font-size:11px;letter-spacing:1.5px;text-transform:uppercase;color:#8EA0C8;padding:8px 10px;border-bottom:1px solid var(--line)}
td{padding:10px;border-bottom:1px solid #EEF3FD;vertical-align:middle}
tr.off td{opacity:.55}tr.grp td{background:#F4F7FF;font-weight:700;font-size:12px;letter-spacing:1px;text-transform:uppercase;color:var(--blue)}
td input{padding:8px 10px;font-size:13px}.days{display:flex;align-items:center;gap:6px;white-space:nowrap}.days input{width:74px}
.lessons-t td:nth-child(2){min-width:280px}
.inline{display:inline}.acts{white-space:nowrap}
.mini{font:600 12px Poppins,sans-serif;border:1px solid var(--line);background:#fff;color:var(--blue);border-radius:8px;padding:6px 9px;cursor:pointer;margin:2px}.mini.red{color:var(--red)}

@media (max-width:900px){
 .auth{grid-template-columns:1fr}.auth-art{padding:34px 24px}.auth-art h1{font-size:38px}.auth-art ul,.auth-logo{display:none}.auth-art .lead{margin-bottom:0}
 .grid-main,.lesson-grid,.admin-grid{grid-template-columns:1fr}
 .pdf-card,.side{position:static;max-height:none}
 .side{order:2}.hero-in{flex-direction:column-reverse;align-items:flex-start;padding-bottom:64px}.ring,.ring svg{width:120px;height:120px}.ring b{font-size:26px}
 .hero h1{font-size:30px}.nav a:not(.avatar){display:none}.brand b{font-size:13px}
 .lesson h1{font-size:25px}.lesson-foot{grid-template-columns:1fr 1fr}.lesson-foot form{grid-column:1/-1;order:-1}.lesson-foot form .btn{width:100%}
 .sec{color:var(--navy)}.mnum{display:none}
}

/* vitrine de cursos e painel multi-curso */
.catalog{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:24px;margin-top:-40px;position:relative;z-index:2;padding-bottom:20px}
.ccard{background:#fff;border:1px solid var(--line);border-radius:var(--r);overflow:hidden;box-shadow:0 20px 50px -30px rgba(11,42,111,.45);display:flex;flex-direction:column;transition:transform .15s,box-shadow .15s}
.ccard:hover{transform:translateY(-3px);box-shadow:0 26px 56px -30px rgba(11,42,111,.6)}
.ccover{aspect-ratio:16/9;background:var(--ice);max-width:100%}.ccover img{width:100%;height:100%;object-fit:cover}
.cbody{padding:18px 20px 20px;display:flex;flex-direction:column;gap:6px;flex:1}
.cbody h3{font-size:20px;line-height:1.2}
.cprog{height:6px;background:#E9F0FF;border-radius:6px;overflow:hidden;margin-top:8px}.cprog div{height:100%;background:linear-gradient(90deg,var(--blue),var(--sky))}
.cfoot{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:10px}.cfoot .btn{padding:10px 16px;font-size:14px}
.panel.empty{grid-column:1/-1;text-align:center}
.hero .kick a{color:inherit;text-decoration:underline;text-underline-offset:3px}
.admin-head .kick a{color:inherit}
.crow{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:14px 0;border-top:1px solid var(--line);flex-wrap:wrap}.crow:first-of-type{border-top:0}
.enr{padding:6px 0;border-bottom:1px dashed var(--line)}.enr:last-child{border-bottom:0}
.enr .dt{width:auto;padding:5px 8px;font-size:12px}
.lbl{font-size:13px;font-weight:600;margin-bottom:-6px}
@media (max-width:900px){
 .catalog{grid-template-columns:1fr}
 .nav a:not(.avatar){display:inline;font-size:13px}.nav{gap:12px}.brand span{display:none}
}
@media (max-width:900px){
 .grid-main,.lesson-grid,.admin-grid,.catalog{grid-template-columns:minmax(0,1fr)}
 .grid-main>*,.lesson-grid>*,.admin-grid>*{min-width:0}
 .crumb{letter-spacing:1px;overflow-wrap:anywhere}
 .video-soon span{padding:0 16px}
}

/* ===== plataforma: ofertas, materiais, player, chat e painel ===== */
:root{--wa:#1FA855;--gold:#C9A24B}
textarea,select{font:15px Poppins,sans-serif;color:var(--navy);border:1.5px solid var(--line);border-radius:12px;padding:12px 14px;background:#fff;width:100%;outline:none}
textarea:focus,select:focus{border-color:var(--blue);box-shadow:0 0 0 4px rgba(31,91,224,.12)}
.btn.wa{background:linear-gradient(135deg,#25C164,var(--wa));box-shadow:0 10px 24px -12px rgba(31,168,85,.8)}
.btn.red{background:var(--red);box-shadow:none}
.btn.sm{padding:8px 14px;font-size:13px;margin-top:8px}
.btn:disabled{opacity:.5;cursor:wait;transform:none}
.tag.gold{background:#FBF3E0;color:#9A7524;display:inline-flex;align-items:center;gap:5px}.tag.gold svg{width:13px;height:13px}
.block-sec{margin-top:44px}
.sec2{font-size:24px;margin-bottom:4px}
.catalog.flat{margin-top:18px}
.cover-ph{width:100%;height:100%;display:grid;place-items:center;text-align:center;padding:20px;font-weight:700;font-size:20px;color:#fff;background:radial-gradient(500px 260px at 80% 0%,#2E70F2,#0B2A6F)}
.oprice{font-size:18px;color:var(--navy)}
.ogrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:22px;margin-top:18px}
.ocard{background:#fff;border:1px solid var(--line);border-radius:var(--r);overflow:hidden;display:flex;flex-direction:column;box-shadow:0 20px 50px -34px rgba(11,42,111,.45)}
.ocover{aspect-ratio:16/9}.ocover img{width:100%;height:100%;object-fit:cover}
.obody{padding:18px 20px 20px;display:flex;flex-direction:column;gap:8px;flex:1}
.obody h3{font-size:19px;line-height:1.25}
.owhen{display:flex;align-items:center;gap:6px;font-size:13px;font-weight:600;color:var(--blue)}.owhen svg{width:15px;height:15px}
.ofoot{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:auto;padding-top:8px;flex-wrap:wrap}
.ofoot .btn{padding:10px 16px;font-size:14px}
.soft{font-weight:500;color:var(--muted)}

.mats{display:flex;flex-direction:column;gap:8px;margin-top:10px}
.mat{display:flex;align-items:center;gap:12px;padding:10px 12px;border:1px solid var(--line);border-radius:14px;background:#fff;transition:border .15s,background .15s}
.mat:hover{border-color:var(--blue);background:#F7FAFF}
.mat-ic{flex:none;width:44px;height:44px;border-radius:10px;background:#E9F0FF;color:var(--blue);display:grid;place-items:center;font-size:10px;font-weight:700;letter-spacing:.5px}
.mat-t{flex:1;min-width:0;display:flex;flex-direction:column;line-height:1.25}.mat-t b{font-size:14px;overflow-wrap:anywhere}.mat-t small{color:var(--muted);font-size:12px}
.mat-dl{color:var(--blue)}
.h2s{display:flex;align-items:center;gap:8px;font-size:17px}
.lesson-body{line-height:1.7}
.pad{padding:14px 18px}

.video-wrap{margin:22px 0}
.player{position:relative;border-radius:var(--r);overflow:hidden;background:#000;aspect-ratio:16/9;box-shadow:0 24px 50px -30px rgba(11,42,111,.7);user-select:none;-webkit-user-select:none}
.player video{width:100%;height:100%;display:block;background:#000}
.player:fullscreen{border-radius:0}
.wm{position:absolute;pointer-events:none;color:rgba(255,255,255,.28);font-size:13px;font-weight:600;text-shadow:0 1px 2px rgba(0,0,0,.4);transition:top 1.2s,left 1.2s;white-space:nowrap}
.speeds{display:flex;align-items:center;gap:6px;flex-wrap:wrap;margin-top:10px;font-size:13px}
.speeds span{color:var(--muted);margin-right:4px}
.speeds button{font:600 13px Poppins,sans-serif;border:1.5px solid var(--line);background:#fff;color:var(--navy);border-radius:10px;padding:6px 10px;cursor:pointer}
.speeds button.on{background:var(--blue);border-color:var(--blue);color:#fff}
.speeds .fs{margin-left:auto;color:var(--blue)}

/* chat */
.chat{position:fixed;right:18px;bottom:18px;z-index:60}
.chat-fab{display:flex;align-items:center;gap:8px;border:0;border-radius:40px;padding:13px 18px;background:linear-gradient(135deg,var(--blue),var(--navy));color:#fff;font:600 14px Poppins,sans-serif;cursor:pointer;box-shadow:0 16px 36px -14px rgba(11,42,111,.8)}
.chat-fab svg{width:22px;height:22px}
.chat-box{position:absolute;right:0;bottom:62px;width:min(370px,calc(100vw - 36px));height:min(540px,calc(100vh - 110px));background:#fff;border:1px solid var(--line);border-radius:20px;box-shadow:0 30px 70px -30px rgba(11,42,111,.6);display:flex;flex-direction:column;overflow:hidden}
.chat-box[hidden]{display:none!important}
.chat-box header{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:14px 16px;background:linear-gradient(135deg,var(--blue),var(--navy));color:#fff}
.chat-box header div{display:flex;flex-direction:column;line-height:1.2}.chat-box header small{color:#C9DBFF;font-size:12px}
.chat-close{background:rgba(255,255,255,.15);border:0;color:#fff;border-radius:50%;width:32px;height:32px;display:grid;place-items:center;cursor:pointer}
.chat-log{flex:1;overflow-y:auto;padding:14px;display:flex;flex-direction:column;gap:8px;background:var(--ice)}
.msg{max-width:88%;padding:10px 13px;border-radius:16px;font-size:14px;line-height:1.45;white-space:pre-wrap;overflow-wrap:anywhere}
.msg.bot{background:#fff;border:1px solid var(--line);align-self:flex-start;border-bottom-left-radius:4px}
.msg.me{background:var(--blue);color:#fff;align-self:flex-end;border-bottom-right-radius:4px}
.msg.typing{color:var(--muted);font-style:italic}
.chat-form{display:flex;gap:8px;padding:10px;border-top:1px solid var(--line);background:#fff}
.chat-form input{flex:1;padding:10px 12px}
.chat-form button{flex:none;width:44px;border:0;border-radius:12px;background:var(--blue);color:#fff;display:grid;place-items:center;cursor:pointer}

/* painel */
.admin{padding-bottom:40px}
.atabs{display:flex;gap:6px;flex-wrap:wrap;margin-top:18px;padding:6px;background:#fff;border:1px solid var(--line);border-radius:16px}
.atabs a{padding:9px 14px;border-radius:11px;font-weight:600;font-size:14px;color:var(--muted)}
.atabs a.on{background:var(--blue);color:#fff}
.atabs a:not(.on):hover{background:var(--ice);color:var(--navy)}
.row-between{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}
.search input{padding:9px 12px;font-size:14px;min-width:220px}
.form.tight{margin-top:12px}
.grow{flex:1}
.row-form{display:flex;gap:10px;flex-wrap:wrap;align-items:center}.row-form input{flex:1;min-width:200px}.row-form .btn{flex:none}
.two{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.mt{margin-top:18px}
.mod-grid{display:grid;grid-template-columns:90px 1fr 1.4fr auto;gap:10px;align-items:end}
.mod-grid label{font-size:12px}
.amod{border:1px solid var(--line);border-radius:16px;padding:14px 16px;margin-top:14px;background:#FBFCFF}
.alessons{display:flex;flex-direction:column;gap:6px;margin:12px 0}
.arow{display:flex;align-items:center;gap:12px;background:#fff;border:1px solid var(--line);border-radius:12px;padding:10px 12px}
.arow:hover{border-color:var(--blue)}
.arow>span:nth-child(2){flex:1;display:flex;flex-direction:column;line-height:1.3}
.pos{flex:none;width:30px;height:30px;border-radius:50%;background:#E9F0FF;color:var(--blue);display:grid;place-items:center;font-weight:700;font-size:13px}
.mrow{display:flex;align-items:center;gap:10px;padding:8px 0;border-top:1px dashed var(--line);flex-wrap:wrap}
.mrow>span{flex:1}
.inline-form{display:flex;align-items:center;gap:8px;flex:1;flex-wrap:wrap}
.inline-form input:not(.num){flex:1;min-width:160px;padding:8px 10px;font-size:14px}
.inline-form select{width:auto;padding:6px 8px;font-size:13px}
.num{width:70px!important;padding:8px!important;font-size:13px!important}
.imggrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(170px,1fr));gap:12px;margin:10px 0}
.imgcell{border:1px solid var(--line);border-radius:12px;overflow:hidden;background:#fff}
.imgcell img{aspect-ratio:16/9;width:100%;object-fit:cover}
.imgcell div{display:flex;justify-content:space-between;align-items:center;padding:6px}
.thumb{width:96px;aspect-ratio:16/9;object-fit:cover;border-radius:8px;border:1px solid var(--line);flex:none}
.thumb.ph{display:inline-block;background:var(--ice)}
.thumb.big{width:220px}
.crow-l{display:flex;align-items:center;gap:14px}
.cover-edit{display:flex;gap:14px;align-items:center;flex-wrap:wrap}.cover-edit img{width:220px;border-radius:10px;border:1px solid var(--line)}.cover-edit .up{flex:1;min-width:240px}
.up-drop{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;border:2px dashed #BFD2F7;border-radius:14px;padding:18px;text-align:center;cursor:pointer;background:#F7FAFF}
.up-drop:hover{border-color:var(--blue)}
.up-drop input{position:absolute;opacity:0;width:1px;height:1px}
.up-drop b{color:var(--blue)}.up-drop small{color:var(--muted);font-weight:400}
.up-list{display:flex;flex-direction:column;gap:6px;margin-top:8px}
.up-row{display:grid;grid-template-columns:1fr 120px 110px;gap:10px;align-items:center;font-size:13px}
.up-row span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.up-bar{height:6px;background:#E9F0FF;border-radius:6px;overflow:hidden}.up-bar i{display:block;height:100%;width:0;background:var(--blue);transition:width .2s}
.up-row.done .up-bar i{background:var(--ok)}.up-row.fail small{color:var(--red)}
.copy{display:flex;gap:8px;margin:10px 0}.copy input{font-size:13px}
.steps{margin:12px 0 12px 18px;display:flex;flex-direction:column;gap:8px}
.panel.danger{border-color:#F5C2C9}
.panel.sub{padding:16px 20px}.panel.sub summary{cursor:pointer;display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.admin-video{max-width:560px}.admin-video video{width:100%;border-radius:12px;background:#000}
@media (max-width:900px){
 .two,.mod-grid{grid-template-columns:1fr}
 .up-row{grid-template-columns:1fr 80px}.up-row small{grid-column:1/-1}
 .chat-fab span{display:none}.chat-fab{padding:14px}
 .speeds .fs{margin-left:0}
 .atabs a{padding:8px 10px;font-size:13px}
}

.backs{display:flex;gap:18px;flex-wrap:wrap;margin-top:16px}

/* ===== v3: identidade azul, branco e dourado + comunidade, vendas e certificado ===== */
:root{--gold:#C9A24B;--gold-d:#A8842F;--gold-l:#FBF3E0;--ink:#0A0F1C}
.btn.wa,.gold-btn,.btn.gold-btn{background:linear-gradient(135deg,#D9B560,var(--gold) 55%,var(--gold-d));color:#fff;box-shadow:0 10px 24px -12px rgba(168,132,47,.85)}
.btn.wa:hover,.gold-btn:hover{box-shadow:0 14px 28px -12px rgba(168,132,47,.95)}
.btn.sm,.gold-btn.sm{padding:9px 14px;font-size:13px}
.sm0{padding:9px 14px!important;font-size:13px!important}
.kick.dark,.crumb{color:var(--gold-d)}
.hero .kick{color:#E6CC8C}
.hero{border-bottom:3px solid var(--gold)}
.ring-fg{stroke:var(--gold)!important}
.cprog div,.side-prog div{background:linear-gradient(90deg,var(--gold),#E6CC8C)!important}
.tag.gold,.gold-t{color:var(--gold-d)}
.badge{display:inline-grid;place-items:center;min-width:18px;height:18px;padding:0 5px;border-radius:9px;background:var(--gold);color:#fff;font-style:normal;font-size:11px;font-weight:700;margin-left:4px}
.atabs a.on .badge{background:#fff;color:var(--gold-d)}
.small{font-size:13px}.center{text-align:center}
.plain{list-style:none;display:flex;flex-direction:column;gap:8px}
code{background:var(--ice);padding:1px 6px;border-radius:6px;font-size:13px}

/* continuar de onde parou */
.resume{display:inline-flex;align-items:center;gap:12px;margin-top:18px;background:rgba(255,255,255,.12);border:1px solid rgba(230,204,140,.5);border-radius:16px;padding:10px 16px 10px 12px;color:#fff;max-width:100%}
.resume svg{width:34px;height:34px;padding:9px;border-radius:50%;background:var(--gold);color:#fff}
.resume span{display:flex;flex-direction:column;line-height:1.25;min-width:0}.resume small{color:#E6CC8C;font-size:11px;letter-spacing:1.5px;text-transform:uppercase}.resume em{font-style:normal;color:#C9DBFF;font-size:12px}

/* ofertas */
.oacts{display:flex;gap:16px;border-top:1px dashed var(--line);padding-top:10px;margin-top:4px;flex-wrap:wrap}
.oacts .link{display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:600;color:var(--blue)}
.oacts .link svg{width:15px;height:15px}.oacts .link.on{color:var(--gold-d)}
.oprice s{color:var(--muted);font-weight:400;font-size:14px;margin-right:4px}
.ostats{display:flex;gap:18px;flex-wrap:wrap;margin:8px 0;font-size:13px;color:var(--muted)}.ostats b{color:var(--navy)}

/* lembrete Instagram */
.reminder{display:flex;gap:14px;margin:22px 0 0;padding:16px 18px;border-radius:var(--r);background:linear-gradient(135deg,#FFFDF7,var(--gold-l));border:1px solid #EBD9A9}
.rm-ic{flex:none;width:42px;height:42px;border-radius:50%;background:var(--gold);color:#fff;display:grid;place-items:center}
.rm-body{flex:1;min-width:0}.rm-body>b{font-size:16px}.rm-body p{font-size:14px;color:#5A4A22;margin:2px 0 8px}
.rm-acts{display:flex;gap:16px;flex-wrap:wrap;font-size:13px;font-weight:600}.rm-acts .link,.rm-acts a{color:var(--gold-d)}
.rw-form{margin-top:10px}.rw-form summary{list-style:none;display:inline-flex}.rw-form summary::-webkit-details-marker{display:none}
.rw-form form{margin-top:10px}.rw-ok,.rw-wait{margin-top:10px;display:flex;align-items:center;gap:8px;font-size:14px}.rw-ok{color:#0B7A50}.rw-wait{color:#7A5E1E}
.err-t{color:var(--red)}

/* abas da aula */
.tabs{padding:0;overflow:hidden}
.tab-nav{display:flex;gap:4px;overflow-x:auto;padding:8px;border-bottom:1px solid var(--line);background:#FBFCFF;scrollbar-width:none}
.tab-nav button{flex:none;border:0;background:none;font:600 14px Poppins,sans-serif;color:var(--muted);padding:9px 14px;border-radius:10px;cursor:pointer;white-space:nowrap}
.tab-nav button.on{background:var(--navy);color:#fff}
.tab-pane{padding:20px 22px 24px}
.faq{border:1px solid var(--line);border-radius:12px;margin-bottom:8px;background:#fff}
.faq summary{cursor:pointer;padding:12px 14px;font-weight:600;list-style:none;display:flex;justify-content:space-between;gap:10px}
.faq summary::after{content:"+";color:var(--gold-d);font-size:20px;line-height:1}.faq[open] summary::after{content:"−"}
.faq p{padding:0 14px 14px;color:#34466E;line-height:1.6}
.notes{min-height:180px;line-height:1.6}

/* quiz */
.quiz{display:flex;flex-direction:column;gap:14px}
.qq{border:1px solid var(--line);border-radius:14px;padding:14px 16px}
.qq legend{font-weight:600;padding:0 6px}
.opt{display:flex;gap:10px;align-items:flex-start;padding:9px 10px;border-radius:10px;cursor:pointer;margin-top:4px}
.opt:hover{background:var(--ice)}.opt input{width:18px;height:18px;margin-top:2px;flex:none;accent-color:var(--navy)}
.opt.right{background:#E4F7EF;color:#0B5E3F;font-weight:600}.opt.wrong{background:#FDE7EA;color:#8E1B2A}
.qexp{margin-top:8px;font-size:13px;color:#5A4A22;background:var(--gold-l);border-radius:10px;padding:8px 10px}
.quiz-score{padding:12px 14px;border-radius:12px;background:var(--ice);margin-bottom:12px}.quiz-score.full{background:var(--gold-l)}

/* comentários */
.avg{display:flex;align-items:center;gap:8px;margin-bottom:10px}
.stars i{font-style:normal;color:#D6DEEE;font-size:18px}.stars i.on{color:var(--gold)}.stars.sm i{font-size:13px}
.cform{display:flex;flex-direction:column;gap:10px;margin-bottom:20px}
.rate{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.rate-stars{display:inline-flex;flex-direction:row-reverse}
.rate-stars input{position:absolute;opacity:0;width:1px;height:1px}
.rate-stars label{font-size:26px;color:#D6DEEE;cursor:pointer;padding:0 2px;line-height:1}
.rate-stars label:hover,.rate-stars label:hover~label,.rate-stars input:checked~label{color:var(--gold)}
.cmt-thread{border-top:1px solid var(--line);padding:14px 0}
.cmt{display:flex;gap:12px}.cmt.hid{opacity:.55}
.cav{flex:none;width:36px;height:36px;border-radius:50%;background:#E9F0FF;color:var(--navy);display:grid;place-items:center;font-weight:700}
.cmt.staff .cav{background:var(--gold);color:#fff}
.cmeta{display:flex;align-items:center;gap:8px;flex-wrap:wrap;font-size:14px}
.cmt p{overflow-wrap:anywhere}
.cmt-replies{margin:10px 0 0 48px;padding-left:14px;border-left:2px solid var(--gold-l)}
.reply{margin:6px 0 0 48px}.reply form{display:flex;flex-direction:column;gap:6px;margin-top:6px}

/* avisos */
.toast{position:fixed;left:50%;bottom:90px;transform:translate(-50%,20px);background:var(--ink);color:#fff;padding:10px 18px;border-radius:30px;font-size:14px;opacity:0;transition:.3s;z-index:90}
.toast.show{opacity:1;transform:translate(-50%,0)}
.modal{position:fixed;inset:0;background:rgba(10,15,28,.55);display:grid;place-items:center;z-index:95;padding:16px}
.modal-box{background:#fff;border-radius:20px;padding:24px;width:min(460px,100%);position:relative;display:flex;flex-direction:column;gap:10px}
.modal-x{position:absolute;right:12px;top:10px;border:0;background:none;font-size:26px;cursor:pointer;color:var(--muted)}
.chat-sugs{display:flex;gap:6px;flex-wrap:wrap;padding:8px 10px 0;background:#fff}
.chat-sugs[hidden]{display:none}
.chat-sugs button{border:1px solid #EBD9A9;background:var(--gold-l);color:#7A5E1E;border-radius:20px;padding:5px 10px;font:500 12px Poppins,sans-serif;cursor:pointer}
.chat-fab{background:linear-gradient(135deg,var(--navy),#1440A8);border:2px solid var(--gold)}

/* páginas públicas */
.public main{min-height:calc(100vh - 150px)}
.invite-hero{background:radial-gradient(900px 500px at 85% 0%,#2E70F2 0%,#1440A8 50%,#0B2A6F 100%);color:#fff;border-bottom:3px solid var(--gold)}
.invite-in{padding-top:40px;padding-bottom:90px}
.invite-txt{max-width:720px}.invite-txt h1{font-size:38px;line-height:1.12;margin:12px 0 10px}.invite-txt .lead{color:#C9DBFF;font-size:17px}
.invite-card-wrap{margin-top:-60px;position:relative;z-index:2;max-width:760px}
.invite-card{background:#fff;border:1px solid var(--line);border-radius:24px;overflow:hidden;box-shadow:0 30px 70px -40px rgba(11,42,111,.6)}
.invite-card .obody{padding:24px 26px 26px;gap:12px}.invite-card h2{font-size:26px}
.price-box{display:flex;flex-direction:column;gap:2px;padding:16px 18px;border-radius:16px;background:var(--gold-l);border:1px solid #EBD9A9}
.price-old{color:var(--muted);font-size:15px}.price-new{font-size:32px;font-weight:700;color:var(--navy);line-height:1.1}.price-new small{display:block;font-size:12px;letter-spacing:2px;text-transform:uppercase;color:var(--gold-d);font-weight:600}
.price-note{font-size:13px;color:#7A5E1E;font-weight:600}
.big-cta{padding:16px 20px;font-size:17px}
.checkout{display:grid;grid-template-columns:1.2fr .9fr;gap:22px;margin-top:-60px;position:relative;z-index:2;align-items:start}
.checkout .panel{margin-top:0}
.co-cover{width:100%;border-radius:14px;margin-bottom:16px;aspect-ratio:16/9;object-fit:cover}
.co-form{position:sticky;top:86px}
.co-price{font-size:34px;font-weight:700;color:var(--navy)}
.checks{list-style:none;display:flex;flex-direction:column;gap:10px;margin-top:10px}.checks li{display:flex;gap:10px;align-items:flex-start}.checks svg{flex:none;color:var(--gold-d);margin-top:3px}
.lock-ic.ok{background:#E4F7EF;color:var(--ok)}

/* painel */
.kpis{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:12px;margin-top:18px}
.kpi{background:#fff;border:1px solid var(--line);border-radius:16px;padding:16px 18px;display:flex;flex-direction:column;gap:2px}
a.kpi[href]:hover{border-color:var(--gold)}
.kpi b{font-size:28px;line-height:1.1;color:var(--navy)}.kpi small{color:var(--muted)}
.panel.todo{border-color:#EBD9A9;background:#FFFDF7}
.admin-grid.even{grid-template-columns:1fr 1fr}
.eng{display:inline-block;font-size:11px;font-weight:700;letter-spacing:.5px;text-transform:uppercase;padding:3px 8px;border-radius:20px;margin-bottom:3px}
.eng.ativa{background:#E4F7EF;color:#0B7A50}.eng.esfriando{background:var(--gold-l);color:#7A5E1E}.eng.parada{background:#FDE7EA;color:#A51E2E}.eng.nunca{background:#EEF1F6;color:#5E6B85}
.mbar{height:6px;background:#E9F0FF;border-radius:6px;overflow:hidden;width:120px}.mbar i{display:block;height:100%;background:var(--gold)}
.acmt{border-top:1px solid var(--line);padding:14px 0}.acmt.new{background:linear-gradient(90deg,var(--gold-l),transparent 60%);padding-left:10px;border-radius:8px}.acmt.hid{opacity:.6}
.acmt-acts{display:flex;gap:6px;align-items:center;flex-wrap:wrap;margin-top:8px}
.linkrow{padding:12px 0;border-top:1px dashed var(--line)}.linkrow:first-of-type{border-top:0}
.optedit{display:flex;align-items:center;gap:10px;margin-top:6px}.optedit input[type=radio]{width:20px;height:20px;flex:none;accent-color:var(--gold)}
.alt-link summary{cursor:pointer;color:var(--blue);font-weight:600;font-size:14px}.alt-link label{margin-top:8px}
.search{display:flex;gap:8px}.search select{width:auto;padding:9px 10px;font-size:14px}

/* certificado */
.cert-page{background:#E9EDF5;padding:24px 16px}
.cert-actions{display:flex;justify-content:center;gap:10px;margin-bottom:18px;flex-wrap:wrap}
.cert{max-width:1100px;margin:0 auto;aspect-ratio:1.414/1;background:#fff;padding:22px;box-shadow:0 30px 70px -40px rgba(11,42,111,.6)}
.cert-in{height:100%;border:3px solid var(--navy);outline:1px solid var(--gold);outline-offset:-10px;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:4% 8%;background:radial-gradient(700px 400px at 100% 0%,rgba(201,162,75,.10),transparent),radial-gradient(700px 400px at 0% 100%,rgba(31,91,224,.07),transparent)}
.cert-logo{height:clamp(50px,9%,90px);margin-bottom:2%}
.cert-kick{letter-spacing:6px;text-transform:uppercase;color:var(--gold-d);font-weight:600;font-size:clamp(11px,1.5vw,16px)}
.cert-txt{font-size:clamp(13px,1.7vw,19px);color:#34466E;max-width:760px;line-height:1.6}
.cert-name{font-family:'Playfair Display',Georgia,serif;font-size:clamp(28px,5vw,58px);color:var(--navy);margin:1.5% 0;font-weight:600}
.cert-foot{display:flex;justify-content:space-between;align-items:flex-end;width:100%;margin-top:5%;gap:20px}
.cert-sign{display:flex;flex-direction:column;align-items:center;min-width:220px}
.cert-sign .sig{font-family:'Playfair Display',Georgia,serif;font-style:italic;font-size:clamp(18px,2.4vw,28px);color:var(--navy)}
.cert-sign i{display:block;width:100%;height:1px;background:var(--navy);margin:4px 0 6px}
.cert-sign small,.cert-code small{color:var(--muted);font-size:11px}
.cert-code{display:flex;flex-direction:column;align-items:flex-end;text-align:right}.cert-code b{letter-spacing:2px;color:var(--gold-d)}
@media print{
 @page{size:A4 landscape;margin:0}
 .cert-page{background:#fff;padding:0}.cert-actions{display:none}
 .cert{box-shadow:none;max-width:none;width:297mm;height:210mm;aspect-ratio:auto;padding:10mm}
 body{-webkit-print-color-adjust:exact;print-color-adjust:exact}
}

@media (max-width:900px){
 .checkout,.admin-grid.even{grid-template-columns:1fr}
 .co-form{position:static}
 .invite-txt h1{font-size:28px}
 .reminder{flex-direction:column}
 .cmt-replies,.reply{margin-left:20px}
 .cert-foot{flex-direction:column;align-items:center}.cert-code{align-items:center;text-align:center}
 .tab-pane{padding:16px}
}

/* ===== v4: prova final, assinatura e certificado ===== */
.exam{border:2px solid #EBD9A9;background:linear-gradient(180deg,#FFFDF7,#fff 40%)}
.exam h2{font-size:24px;margin:2px 0 12px}
.exam-rules{display:flex;gap:12px;background:var(--gold-l);border-radius:14px;padding:14px 16px;margin-bottom:16px;color:#5A4A22}
.exam-rules svg{flex:none;color:var(--gold-d);width:24px;height:24px}.exam-rules p+p{margin-top:6px}
.exam-fail{background:#FDE7EA;color:#8E1B2A;border-radius:14px;padding:14px 16px;margin-bottom:14px;line-height:1.55}
.exam-start summary{list-style:none;display:inline-flex}.exam-start summary::-webkit-details-marker{display:none}
.exam-start[open] summary{display:none}
.exam-ok{text-align:center;border-color:var(--gold)}
.exam-ok .btn{margin-top:14px}
.exam-badge{width:78px;height:78px;border-radius:50%;background:linear-gradient(135deg,#E6CC8C,var(--gold-d));color:#fff;display:grid;place-items:center;margin:0 auto 10px}
.exam-badge svg{width:40px;height:40px}
.exam-line{margin:6px 0 10px;font-size:14px}
.final-chk{align-items:flex-start!important;background:var(--gold-l);border:1px solid #EBD9A9;border-radius:12px;padding:10px 12px}
.final-chk span{font-weight:400;line-height:1.45}
.sigpad{display:flex;flex-direction:column;gap:8px}
.sig-tabs{display:flex;gap:6px}
.sig-tabs button{border:1.5px solid var(--line);background:#fff;border-radius:10px;padding:8px 12px;font:600 13px Poppins,sans-serif;color:var(--muted);cursor:pointer}
.sig-tabs button.on{background:var(--navy);border-color:var(--navy);color:#fff}
.sig-canvas{width:100%;aspect-ratio:3/1;border:2px dashed #BFD2F7;border-radius:14px;background:#fff linear-gradient(transparent calc(75% - 1px),#DCE6FB calc(75% - 1px),#DCE6FB 75%,transparent 75%);touch-action:none;cursor:crosshair}
.sig-current{display:flex;align-items:center;gap:12px;background:var(--ice);border-radius:12px;padding:8px 12px}.sig-current img{max-height:70px;max-width:260px}
.cert-issue h1{font-size:28px;margin:10px 0 6px}
.cert-view h1{font-size:26px}
.cert-dl{display:flex;gap:8px;flex-wrap:wrap}
.cert-stage{position:relative;margin-top:18px;border-radius:12px;overflow:hidden;box-shadow:0 24px 60px -34px rgba(11,42,111,.55);background:#fff}
.cert-stage canvas{width:100%;height:auto;display:block}
.cert-loading{position:absolute;inset:0;display:grid;place-items:center;background:#fff;color:var(--muted)}
.alert.warn{background:var(--gold-l);color:#6B5219}