/* TheraPoll · Tsampikos Georgallis · 2026 */
@font-face{font-family:Serif;font-weight:400;font-display:swap;src:url(/fonts/noto-serif-display-latin-400-normal.woff2) format("woff2");unicode-range:U+0000-024F,U+2000-206F,U+2190-21FF}
@font-face{font-family:Serif;font-weight:400;font-display:swap;src:url(/fonts/noto-serif-display-greek-400-normal.woff2) format("woff2");unicode-range:U+0370-03FF,U+1F00-1FFF}
@font-face{font-family:Serif;font-weight:500;font-display:swap;src:url(/fonts/noto-serif-display-latin-500-normal.woff2) format("woff2");unicode-range:U+0000-024F,U+2000-206F}
@font-face{font-family:Serif;font-weight:500;font-display:swap;src:url(/fonts/noto-serif-display-greek-500-normal.woff2) format("woff2");unicode-range:U+0370-03FF,U+1F00-1FFF}
@font-face{font-family:Serif;font-weight:600;font-display:swap;src:url(/fonts/noto-serif-display-latin-600-normal.woff2) format("woff2");unicode-range:U+0000-024F,U+2000-206F}
@font-face{font-family:Serif;font-weight:600;font-display:swap;src:url(/fonts/noto-serif-display-greek-600-normal.woff2) format("woff2");unicode-range:U+0370-03FF,U+1F00-1FFF}
@font-face{font-family:Serif;font-style:italic;font-weight:400;font-display:swap;src:url(/fonts/noto-serif-display-latin-400-italic.woff2) format("woff2");unicode-range:U+0000-024F,U+2000-206F}
@font-face{font-family:Serif;font-style:italic;font-weight:400;font-display:swap;src:url(/fonts/noto-serif-display-greek-400-italic.woff2) format("woff2");unicode-range:U+0370-03FF,U+1F00-1FFF}
@font-face{font-family:Inter;font-weight:400;font-display:swap;src:url(/fonts/inter-latin-400-normal.woff2) format("woff2");unicode-range:U+0000-024F,U+2000-206F,U+2190-25FF}
@font-face{font-family:Inter;font-weight:400;font-display:swap;src:url(/fonts/inter-greek-400-normal.woff2) format("woff2");unicode-range:U+0370-03FF,U+1F00-1FFF}
@font-face{font-family:Inter;font-weight:500;font-display:swap;src:url(/fonts/inter-latin-500-normal.woff2) format("woff2");unicode-range:U+0000-024F,U+2000-206F,U+2190-25FF}
@font-face{font-family:Inter;font-weight:500;font-display:swap;src:url(/fonts/inter-greek-500-normal.woff2) format("woff2");unicode-range:U+0370-03FF,U+1F00-1FFF}
@font-face{font-family:Inter;font-weight:600;font-display:swap;src:url(/fonts/inter-latin-600-normal.woff2) format("woff2");unicode-range:U+0000-024F,U+2000-206F,U+2190-25FF}
@font-face{font-family:Inter;font-weight:600;font-display:swap;src:url(/fonts/inter-greek-600-normal.woff2) format("woff2");unicode-range:U+0370-03FF,U+1F00-1FFF}
@font-face{font-family:Inter;font-weight:700;font-display:swap;src:url(/fonts/inter-latin-700-normal.woff2) format("woff2");unicode-range:U+0000-024F,U+2000-206F,U+2190-25FF}
@font-face{font-family:Inter;font-weight:700;font-display:swap;src:url(/fonts/inter-greek-700-normal.woff2) format("woff2");unicode-range:U+0370-03FF,U+1F00-1FFF}

:root{--ink:#0D1A21;--bg:#F6F7F7;--line:#E6ECEF;--line2:#EEF2F4;--mut:#6A7F8A;--mut2:#8A9CA5;--coral:#C2534B;--coralbg:#FBEDEC;--green:#2E8A5C;--greenbg:#E7F5EE;--teal:#2E6F8E;--tealbg:#E8F1F6;--gold:#C9A13A;
 --d-bg:#0D1A21;--d-tx:#EEF3F5;--d-mut:#8FA6B1;--d-dim:#5E7783;--d-coral:#E9776F;--d-mint:#8FD1AE;--d-yellow:#F2D27E;--d-teal:#6BB3D1;--d-pink:#EFAFC2;--d-slate:#3A5664;--d-line:rgba(220,235,242,.12)}
*{box-sizing:border-box;margin:0;padding:0}
html,body{height:100%}
body{font-family:Inter,system-ui,sans-serif;color:var(--ink);background:var(--bg);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-rendering:optimizeLegibility}
button,input,textarea,select{font:inherit;color:inherit}
button{cursor:pointer;border:0;background:none}
.serif{font-family:Serif,Georgia,serif}
em.h{font-style:italic;color:var(--coral)}
.hidden{display:none!important}
.k4{display:inline-flex;gap:5px}.k4 i{width:7px;height:7px;border-radius:50%;display:block}
.k4 i:nth-child(1){background:#F2D27E}.k4 i:nth-child(2){background:#EFAFC2}.k4 i:nth-child(3){background:#8FD1AE}.k4 i:nth-child(4){background:#E9776F}
.toast{position:fixed;left:50%;bottom:28px;transform:translate(-50%,20px);background:var(--ink);color:#fff;padding:14px 20px;border-radius:12px;font:500 14px Inter;opacity:0;transition:.25s;z-index:99;pointer-events:none;max-width:90vw}
.toast.on{opacity:1;transform:translate(-50%,0)}

/* ---------- teacher shell ---------- */
.app{display:flex;min-height:100vh}
.side{width:264px;flex:none;background:var(--d-bg);color:var(--d-tx);padding:36px 26px;display:flex;flex-direction:column;position:sticky;top:0;height:100vh}
.brand{font:400 30px Serif;letter-spacing:-.4px}.brand small{display:block;font:600 11px Inter;letter-spacing:2px;color:var(--d-mut);margin-top:6px;text-transform:uppercase}
.side .k4{margin-top:14px}
.nav{margin-top:44px;display:flex;flex-direction:column;gap:4px}
.nav a{display:flex;align-items:center;gap:14px;padding:12px 14px;border-radius:10px;font:500 15px Inter;color:#9FB3BD;text-decoration:none;transition:background .15s,color .15s}
.nav a:hover{background:#13242D;color:#DCE7EC}
.nav a.on{background:#1B3442;color:#fff}.nav a i{width:8px;height:8px;border-radius:2px;background:#3A5664}.nav a.on i{background:#F2D27E}
.clsel{margin-top:30px}
.clsel label{font:600 10px Inter;letter-spacing:2px;text-transform:uppercase;color:var(--d-dim)}
.clsel select{display:block;width:100%;margin-top:8px;background:#13242D;border:1px solid #1E3846;color:#DCE7EC;border-radius:10px;padding:10px 12px;font:500 14px Inter}
.who{margin-top:auto;display:flex;align-items:center;gap:12px;font:500 14px Inter}.who b{width:40px;height:40px;flex:none;border-radius:50%;background:#F2D27E;color:var(--ink);display:grid;place-items:center;font:600 14px Inter}.who small{display:block;color:var(--d-mut);font-size:12px}
.who button{color:var(--d-mut);font:500 12px Inter;margin-top:4px;padding:0}
.who button:hover{color:#fff}
.main{flex:1;min-width:0;padding:40px 52px 60px}
.eyebrow{font:600 12px Inter;letter-spacing:2.4px;text-transform:uppercase;color:var(--mut)}
h1{font:400 48px/1.1 Serif;letter-spacing:-.8px;margin-top:10px}h1 em{font-style:italic;color:var(--coral)}
h2{font:400 30px/1.15 Serif;letter-spacing:-.4px}
.row{display:flex;align-items:center;gap:12px}
.sp{flex:1}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 20px;border-radius:12px;font:600 15px Inter;border:1px solid #DDE4E8;background:#fff;color:var(--ink);transition:transform .12s,box-shadow .15s,background .15s;white-space:nowrap;text-decoration:none}
.btn:hover{box-shadow:0 6px 18px rgba(13,26,33,.10);transform:translateY(-1px)}
.btn:active{transform:none}
.btn.dark{background:var(--ink);color:#fff;border-color:var(--ink)}
.btn.coral{background:var(--coral);color:#fff;border-color:var(--coral)}
.btn.sm{padding:9px 14px;font-size:13.5px;border-radius:10px}
.btn.ghost{background:transparent;border-color:transparent;color:var(--mut)}
.btn.ghost:hover{background:#fff;color:var(--ink);box-shadow:none}
.btn[disabled]{opacity:.45;pointer-events:none}
.kpis{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:32px}
.kpi{background:#fff;border-radius:18px;padding:22px 24px;border:1px solid var(--line);transition:box-shadow .2s,transform .2s}
.kpi:hover{box-shadow:0 10px 30px rgba(13,26,33,.07);transform:translateY(-2px)}
.kpi span{font:600 11px Inter;letter-spacing:2px;text-transform:uppercase;color:var(--mut)}
.kpi b{display:block;font:400 46px Serif;letter-spacing:-1px;margin-top:8px;font-variant-numeric:tabular-nums;line-height:1.1}
.kpi b.t{font-size:22px;line-height:1.3;margin-top:12px;letter-spacing:-.2px}
.kpi small{font:500 13px Inter;color:var(--mut)}
.spark{display:flex;gap:4px;align-items:flex-end;height:30px;margin-top:10px}.spark i{display:block;width:22px;border-radius:2px;background:#DCE5EA}.spark i.l{background:var(--ink)}
.card{background:#fff;border-radius:18px;border:1px solid var(--line)}
.list{margin-top:28px;overflow:hidden}
.lh,.lr{display:grid;grid-template-columns:80px minmax(260px,1fr) 150px 110px 200px 190px;align-items:center;padding:16px 26px}
.lh{font:600 11px Inter;letter-spacing:2px;text-transform:uppercase;color:var(--mut);border-bottom:1px solid var(--line)}
.lr{padding:18px 26px;border-bottom:1px solid var(--line2);transition:background .15s;cursor:pointer}
.lr:last-child{border-bottom:0}
.lr:hover{background:#F7FAFB}
.lr .w{font:400 30px Serif;color:var(--mut2)}
.lr .t{font:400 21px/1.25 Serif}.lr .t small{display:block;font:500 13px Inter;color:var(--mut);margin-top:4px}
.lr .go{justify-self:end;display:flex;gap:8px}
.pill{display:inline-block;font:600 12px Inter;padding:6px 10px;border-radius:999px}
.pill.a{background:var(--coralbg);color:var(--coral)}.pill.l{background:var(--tealbg);color:var(--teal)}.pill.g{background:var(--greenbg);color:var(--green)}
.bar{height:6px;border-radius:3px;background:var(--line2);width:130px;position:relative;overflow:hidden}.bar i{position:absolute;left:0;top:0;bottom:0;border-radius:3px;transition:width .6s cubic-bezier(.2,.8,.2,1)}
.muted{color:var(--mut);font:500 13px Inter}
.empty{padding:56px 26px;text-align:center}
.empty h2{margin-bottom:10px}
.empty p{color:var(--mut);font:400 18px/1.5 Serif;max-width:560px;margin:0 auto}

/* editor */
.ed{display:grid;grid-template-columns:320px minmax(0,1fr) 400px;min-height:calc(100vh - 81px)}
.edtop{display:flex;align-items:center;gap:18px;padding:18px 30px;border-bottom:1px solid var(--line);background:#fff;position:sticky;top:0;z-index:5}
.edtop .back{font:500 14px Inter;color:var(--mut);text-decoration:none}
.edtop .back:hover{color:var(--ink)}
.edtop input.title{font:400 24px Serif;border:0;outline:0;background:transparent;min-width:200px;flex:1;padding:6px 8px;border-radius:8px}
.edtop input.title:hover,.edtop input.title:focus{background:var(--bg)}
.saved{font:500 13px Inter;color:var(--green);transition:opacity .3s}
.saved.busy{color:var(--mut)}
.col{padding:30px 26px;border-right:1px solid var(--line)}
.col.mid{background:#fff;padding:32px 42px}
.col.right{border-right:0}
.lab{font:600 11px Inter;letter-spacing:2px;text-transform:uppercase;color:var(--mut);margin:26px 0 10px;display:flex;align-items:center;gap:8px}
.lab:first-child{margin-top:0}
.qi{display:flex;gap:14px;padding:13px 14px;border-radius:12px;margin-bottom:6px;cursor:pointer;border:1px solid transparent;transition:background .15s,box-shadow .15s}
.qi:hover{background:#fff}
.qi.on{background:#fff;box-shadow:0 6px 20px rgba(13,26,33,.08);border-color:var(--line)}
.qi.drag{opacity:.4}
.qi.over{border-top:2px solid var(--coral)}
.qi .n{font:400 22px Serif;color:var(--mut2);min-width:24px}.qi.on .n{color:var(--coral)}
.qi p{font:400 15.5px/1.35 Serif;word-break:break-word}.qi small{display:block;font:600 10px Inter;letter-spacing:1.4px;text-transform:uppercase;color:var(--mut2);margin-top:6px}
.qi small b{color:var(--coral);font-weight:600}
.qadd{border:1.5px dashed #CFD9DE;justify-content:center;font:600 14px Inter;color:var(--ink);padding:14px}
.qadd:hover{border-color:var(--ink);background:#fff}
.typ{display:flex;gap:6px;flex-wrap:wrap;margin-top:16px}
.typ button{padding:9px 14px;border-radius:999px;font:500 13px Inter;border:1px solid #DDE4E8;color:#4F636C;background:#fff;transition:.15s}
.typ button:hover{border-color:var(--ink);color:var(--ink)}
.typ button.on{background:var(--ink);color:#fff;border-color:var(--ink)}
.seg{display:inline-flex;background:#F0F3F5;border-radius:12px;padding:4px}
.seg button{padding:9px 16px;font:600 13.5px Inter;color:var(--mut);border-radius:9px;transition:.15s}
.seg button.on{background:#fff;color:var(--ink);box-shadow:0 2px 8px rgba(13,26,33,.12)}
.qbox{display:block;width:100%;margin-top:20px;font:400 32px/1.25 Serif;letter-spacing:-.4px;padding:4px 0 16px;border:0;border-bottom:1px solid var(--line);outline:0;resize:none;background:transparent;min-height:60px;overflow:hidden}
.qbox:focus{border-bottom-color:var(--ink)}
.hint{font:500 12.5px Inter;color:var(--mut);margin-top:8px}
.opt{display:flex;align-items:center;gap:16px;padding:10px 4px;border-bottom:1px solid var(--line2)}
.opt b{font:500 16px Inter;color:var(--mut2);width:22px;flex:none}
.opt input{flex:1;font:400 20px Serif;border:0;outline:0;background:transparent;padding:8px 0}
.opt .mk{width:24px;height:24px;border-radius:50%;border:1.5px solid #CFD9DE;flex:none;transition:.15s}
.opt .mk:hover{border-color:var(--green)}
.opt .ok{font:600 11px Inter;letter-spacing:1.6px;text-transform:uppercase;color:var(--green);background:var(--greenbg);padding:7px 10px;border-radius:6px;flex:none}
.opt .x{color:#B8C5CC;font-size:20px;line-height:1;padding:4px 6px;border-radius:6px}
.opt .x:hover{color:var(--coral);background:var(--coralbg)}
.addopt{font:600 13.5px Inter;color:var(--mut);padding:14px 4px}
.addopt:hover{color:var(--ink)}
.ta,.inp{display:block;width:100%;border:1px solid #E1E8EC;border-radius:12px;padding:12px 14px;font:400 16.5px/1.5 Serif;color:#33444C;background:#fff;outline:0;resize:vertical;transition:border-color .15s}
.inp{font:500 15px Inter}
.ta:focus,.inp:focus{border-color:var(--ink)}
.two{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.styles{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.st{border-radius:12px;padding:8px;border:1.5px solid #E1E8EC;background:#fff;text-align:left;transition:.15s}
.st:hover{border-color:#9FB0B8}
.st.on{border-color:var(--ink);box-shadow:0 0 0 3px rgba(13,26,33,.08)}
.st svg{display:block;width:100%;height:auto;border-radius:6px}
.st p{font:600 12px Inter;margin:8px 2px 2px;color:#33444C}.st p small{color:var(--mut2);font-weight:500;margin-left:4px}
.pass{display:flex;align-items:baseline;gap:6px;font:400 54px Serif;letter-spacing:-1px;line-height:1}.pass small{font:500 16px Inter;color:var(--mut)}
input[type=range].rng{-webkit-appearance:none;appearance:none;width:100%;height:4px;background:linear-gradient(90deg,var(--ink) var(--p,60%),#E6ECEF var(--p,60%));border-radius:2px;margin:16px 0 8px;outline:0}
input[type=range].rng::-webkit-slider-thumb{-webkit-appearance:none;width:22px;height:22px;border-radius:50%;background:#fff;border:2px solid var(--ink);cursor:grab}
input[type=range].rng::-moz-range-thumb{width:20px;height:20px;border-radius:50%;background:#fff;border:2px solid var(--ink)}
.tk{display:flex;justify-content:space-between;font:500 11px Inter;color:var(--mut2)}
.sw{display:flex;justify-content:space-between;align-items:center;gap:14px;padding:13px 0;border-top:1px solid var(--line2);font:500 14px Inter;cursor:pointer}.sw small{display:block;font-weight:400;color:var(--mut);margin-top:3px;font-size:12.5px}
.tg{width:40px;height:24px;border-radius:12px;background:#D5DEE4;position:relative;flex:none;transition:background .2s}.tg:after{content:"";position:absolute;left:3px;top:3px;width:18px;height:18px;border-radius:50%;background:#fff;transition:left .2s}.tg.on{background:var(--ink)}.tg.on:after{left:19px}
.imgbox{position:relative;max-width:560px;border-radius:14px;overflow:hidden;border:1px solid var(--line);background:#fff;cursor:crosshair;user-select:none}
.imgbox img{display:block;width:100%;height:auto}
.imgbox .zn{position:absolute;border:2px solid var(--coral);background:rgba(233,119,111,.14);border-radius:50%;transform:translate(-50%,-50%);display:grid;place-items:center;font:600 11px Inter;color:#fff;text-shadow:0 1px 2px rgba(0,0,0,.4)}
.zrow{display:grid;grid-template-columns:14px 1fr 90px 28px;gap:10px;align-items:center;padding:6px 0}
.zrow i{width:12px;height:12px;border-radius:50%;background:var(--coral)}
.drop{border:1.5px dashed #CFD9DE;border-radius:14px;padding:30px;text-align:center;color:var(--mut);font:500 14px Inter;cursor:pointer;transition:.15s}
.drop:hover,.drop.over{border-color:var(--ink);color:var(--ink);background:#fff}

/* modal */
.modal{position:fixed;inset:0;background:rgba(13,26,33,.45);display:grid;place-items:center;z-index:50;padding:20px;backdrop-filter:blur(4px)}
.modal>.box{background:#fff;border-radius:22px;padding:30px;max-width:560px;width:100%;box-shadow:0 30px 80px rgba(0,0,0,.25);max-height:92vh;overflow:auto}
.modal>.box.phonebox{background:transparent;box-shadow:none;padding:0;max-width:none;width:auto}

/* results */
.tbl{width:100%;border-collapse:collapse}
.tbl th{font:600 11px Inter;letter-spacing:2px;text-transform:uppercase;color:var(--mut);text-align:left;padding:14px 22px;border-bottom:1px solid var(--line)}
.tbl td{padding:14px 22px;border-bottom:1px solid var(--line2);font:500 15px Inter}
.tbl td.s{font:400 20px Serif}
.tbl tr:hover td{background:#F9FBFB}
.items{display:grid;grid-template-columns:repeat(auto-fill,minmax(380px,1fr));gap:18px;margin-top:18px}
.item{padding:22px 24px}
.item .p{font:400 19px/1.35 Serif;margin-top:8px}
.item .r{display:grid;grid-template-columns:22px 1fr 44px;align-items:center;gap:10px;margin-top:9px;font:500 13.5px Inter}
.item .r .bar{width:auto}

/* sign-in */
.signin{min-height:100vh;display:grid;grid-template-columns:1.1fr 1fr}
.signin .l{background:radial-gradient(1000px 600px at 90% -10%,#1B3442,transparent 60%),var(--d-bg);color:var(--d-tx);padding:64px;display:flex;flex-direction:column}
.signin .l .big{font:400 72px/1.04 Serif;letter-spacing:-1.5px;margin-top:auto}.signin .l .big em{font-style:italic;color:var(--d-yellow)}
.signin .l p{font:400 22px/1.5 Serif;color:#B9CAD2;margin-top:22px;max-width:520px}
.signin .l .foot{margin-top:auto;font:500 13px Inter;color:var(--d-dim)}
.signin .r{display:flex;align-items:center;justify-content:center;padding:40px}
.signin form{width:100%;max-width:400px}
.signin .inp{font:500 18px Inter;padding:16px 18px;margin-top:10px}
.code6{display:flex;gap:10px;margin-top:14px}
.code6 input{width:54px;height:66px;text-align:center;font:400 34px Serif;border:1px solid #DDE4E8;border-radius:12px;outline:0;background:#fff}
.code6 input:focus{border-color:var(--ink)}
.err{color:var(--coral);font:500 14px Inter;margin-top:12px;min-height:20px}

@media (max-width:1100px){.side{display:none}.main{padding:28px 20px}.kpis{grid-template-columns:1fr 1fr}.lh{display:none}.lr{grid-template-columns:60px 1fr;gap:10px}.lr>span:nth-child(n+3){grid-column:2}.ed{grid-template-columns:1fr}.col{border-right:0;border-bottom:1px solid var(--line)}.signin{grid-template-columns:1fr}.signin .l{display:none}}

/* ---------- student phone ---------- */
body.stu{background:#FBFCFC}
.ph{max-width:480px;margin:0 auto;min-height:100vh;min-height:100dvh;display:flex;flex-direction:column;background:#FBFCFC;position:relative}
.ph .pt{padding:28px 26px 0}
.pk{font:600 11.5px Inter;letter-spacing:2px;text-transform:uppercase;color:var(--mut);display:flex;justify-content:space-between;gap:12px}
.pbar{height:3px;background:#E4EAED;border-radius:2px;margin-top:14px;position:relative;overflow:hidden}.pbar i{position:absolute;left:0;top:0;bottom:0;background:var(--ink);border-radius:2px;transition:width .5s cubic-bezier(.2,.8,.2,1)}
.pq{font:400 29px/1.22 Serif;letter-spacing:-.3px;margin-top:30px}
.pq em{font-style:italic;color:#B5453E}
.psub{font:400 17px/1.5 Serif;color:#4F636C;margin-top:12px}
.po{margin:28px 20px 0;border-top:1px solid var(--line)}
.po button{display:flex;width:100%;text-align:left;align-items:center;gap:16px;padding:19px 6px;border-bottom:1px solid var(--line);font:500 17px/1.35 Inter;transition:background .12s}
.po button:active{background:#F1F5F6}
.po button b{font:500 19px Serif;color:var(--mut2);width:20px;flex:none}
.po button:after{content:"";margin-left:auto;width:22px;height:22px;border-radius:50%;border:1.5px solid #CFD9DE;flex:none;transition:.15s}
.po button.sel b{color:var(--ink)}
.po button.sel:after{border-color:var(--ink);background:var(--ink);box-shadow:inset 0 0 0 5px #fff}
.duo{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:30px 20px 0}
.duo button{padding:34px 10px;border-radius:18px;border:1.5px solid var(--line);background:#fff;font:400 26px Serif;transition:.15s}
.duo button.sel{border-color:var(--ink);background:var(--ink);color:#fff}
.pin{margin:24px 20px 0}
.pin .inp{font:500 18px Inter;padding:16px 18px}
.pbtn{display:block;margin:auto 20px 26px;padding:19px;border-radius:16px;background:var(--ink);color:#fff;text-align:center;font:600 17px Inter;letter-spacing:.3px;transition:opacity .2s,transform .1s;position:sticky;bottom:20px;box-shadow:0 10px 30px rgba(13,26,33,.18)}
.pbtn:active{transform:scale(.99)}
.pbtn[disabled]{opacity:.3;pointer-events:none}
.pbtn.ghost{background:#fff;color:var(--ink);border:1px solid var(--line);box-shadow:none;position:static;margin-top:10px}
.fb{margin:24px 20px 0;padding:20px;border-radius:18px;background:#FFF4F2;border:1px solid #F6D4CF}
.fb.ok{background:#EFF8F3;border-color:#CBE8D8}
.fb small{font:600 11px Inter;letter-spacing:2px;text-transform:uppercase;color:#B5453E}
.fb.ok small{color:var(--green)}
.fb p{font:400 17px/1.5 Serif;margin-top:8px;color:#2B3A41}
.fb p.src{font:500 12.5px Inter;color:#7A8D96;margin-top:10px}
.score{display:flex;align-items:baseline;gap:10px;margin-top:28px}
.score b{font:400 96px/1 Serif;letter-spacing:-3px}
.score span{font:500 15px Inter;color:var(--mut)}
.meter{height:8px;border-radius:4px;background:#E4EAED;position:relative;margin-top:22px}
.meter i{position:absolute;left:0;top:0;bottom:0;border-radius:4px;background:#B5453E;transition:width .8s cubic-bezier(.2,.8,.2,1)}
.meter i.ok{background:var(--green)}
.meter u{position:absolute;top:-8px;bottom:-8px;width:2px;background:var(--ink)}
.meter em{position:absolute;top:18px;transform:translateX(-50%);font:600 11px Inter;letter-spacing:1.5px;font-style:normal;color:var(--ink)}
.miss{margin:46px 20px 0}
.miss div{display:flex;gap:14px;padding:15px 4px;border-top:1px solid var(--line);font:400 16px/1.4 Inter;color:#33444C}
.miss div b{font:500 18px Serif;color:#B5453E;min-width:24px}
.wait{margin:auto 26px;text-align:center;padding:40px 0}
.wait .dot{width:14px;height:14px;border-radius:50%;background:var(--d-mint);margin:0 auto 26px;box-shadow:0 0 0 0 rgba(143,209,174,.6);animation:pulse 1.8s infinite}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(63,178,122,.45)}70%{box-shadow:0 0 0 18px rgba(63,178,122,0)}100%{box-shadow:0 0 0 0 rgba(63,178,122,0)}}
.wait h2{font:400 30px/1.2 Serif}.wait p{font:400 17px/1.5 Serif;color:#4F636C;margin-top:12px}
.txt{display:block;width:calc(100% - 40px);margin:26px 20px 0;border:1px solid #DDE4E8;border-radius:16px;padding:16px 18px;font:400 20px/1.45 Serif;outline:0;background:#fff;resize:none}
.txt:focus{border-color:var(--ink)}
.chips{display:flex;flex-wrap:wrap;gap:8px;margin:14px 20px 0}
.chips button{padding:10px 14px;border-radius:999px;border:1px solid #DDE4E8;background:#fff;font:500 14px Inter;color:#4F636C}
.chips button.on{background:var(--ink);color:#fff;border-color:var(--ink)}
.scl{margin:40px 24px 0;text-align:center}
.scl b{display:block;font:400 110px/1 Serif;letter-spacing:-3px;font-variant-numeric:tabular-nums}
.scl input{width:100%;margin-top:30px}
.scl .ends{display:flex;justify-content:space-between;font:500 13px Inter;color:var(--mut);margin-top:8px;gap:20px;text-align:left}
.scl .ends span:last-child{text-align:right}
.rk{margin:24px 20px 0}
.rk div{display:flex;align-items:center;gap:12px;padding:14px 12px;border:1px solid var(--line);border-radius:14px;margin-bottom:8px;background:#fff;font:400 18px/1.3 Serif;transition:transform .2s}
.rk div b{font:500 20px Serif;color:var(--coral);width:22px}
.rk div span{flex:1}
.rk div button{width:36px;height:36px;border-radius:10px;border:1px solid var(--line);font:600 15px Inter;color:var(--mut)}
.mt{margin:22px 20px 0}
.mt div{padding:12px 0;border-bottom:1px solid var(--line)}
.mt label{font:400 18px Serif;display:block}
.mt select{margin-top:8px;width:100%;padding:12px;border:1px solid #DDE4E8;border-radius:12px;font:500 15px Inter;background:#fff}
.tap{position:relative;margin:22px 16px 0;border-radius:16px;overflow:hidden;background:#fff;border:1px solid var(--line);touch-action:manipulation}
.tap img{display:block;width:100%;height:auto;user-select:none;-webkit-user-drag:none}
.tap i{position:absolute;width:22px;height:22px;margin:-11px 0 0 -11px;border-radius:50%;background:var(--d-coral);border:3px solid #fff;box-shadow:0 2px 8px rgba(0,0,0,.25)}
.qa{margin:20px 20px 0}
.qa div{display:flex;gap:14px;align-items:center;padding:13px 0;border-bottom:1px solid var(--line)}
.qa div button{width:52px;height:52px;border-radius:12px;border:1.5px solid var(--line);display:flex;flex-direction:column;align-items:center;justify-content:center;flex:none;font:400 18px Serif}
.qa div button small{font-size:10px;color:var(--green)}
.qa div button.on{border-color:var(--green);background:var(--greenbg)}
.qa div span{font:400 17px/1.35 Serif}
.joinhead{padding:40px 26px 0}
.joinhead .brand{color:var(--ink);font-size:34px}
.joinhead .brand small{color:var(--mut)}
.big4{display:flex;gap:10px;margin-top:10px}
.big4 input{width:60px;height:72px;text-align:center;font:400 36px Serif;border:1px solid #DDE4E8;border-radius:14px;outline:0;background:#fff}
.big4 input:focus{border-color:var(--ink)}
.pass-ok{margin:auto 26px;text-align:center}
.pass-ok .ring{width:150px;height:150px;border-radius:50%;margin:0 auto;display:grid;place-items:center;background:var(--greenbg);color:var(--green);font:400 64px Serif}
.pass-ok h2{font:400 34px/1.15 Serif;margin-top:26px}.pass-ok p{font:400 18px/1.5 Serif;color:#4F636C;margin-top:12px}

/* ---------- projector stage ---------- */
body.pres{background:#000;overflow:hidden}
.stagewrap{position:fixed;inset:0;overflow:hidden;background:#000}
.stagewrap>.stage{position:absolute;left:50%;top:50%}
.stage{width:1920px;height:1080px;position:relative;overflow:hidden;transform-origin:center center;flex:none;font-family:Inter,sans-serif;transform:translate(-50%,-50%)}
.stage.dk{background:radial-gradient(1200px 700px at 85% -10%,#1B3442 0%,transparent 60%),var(--d-bg);color:var(--d-tx)}
.stage.dk:before{content:"";position:absolute;inset:0;background-image:linear-gradient(var(--d-line) 1px,transparent 1px),linear-gradient(90deg,var(--d-line) 1px,transparent 1px);background-size:80px 80px;opacity:.28;-webkit-mask-image:linear-gradient(180deg,#000,transparent 70%);mask-image:linear-gradient(180deg,#000,transparent 70%);pointer-events:none}
.stage.wh{background:#fff;color:var(--ink)}
.stage>*{position:absolute}
.s-top{left:110px;right:110px;top:64px;display:flex;align-items:center;gap:16px;font:600 15px Inter;letter-spacing:2.4px;text-transform:uppercase;color:var(--d-mut)}
.wh .s-top{color:var(--mut)}
.s-top .live{display:flex;align-items:center;gap:10px;color:var(--d-mint)}
.wh .s-top .live{color:var(--green)}
.s-top .live:before{content:"";width:10px;height:10px;border-radius:50%;background:currentColor;animation:pulse2 2s infinite}
.s-top .live.off{color:var(--d-yellow)}.s-top .live.off:before{animation:none}
@keyframes pulse2{0%{box-shadow:0 0 0 0 rgba(143,209,174,.45)}70%{box-shadow:0 0 0 14px rgba(143,209,174,0)}100%{box-shadow:0 0 0 0 rgba(143,209,174,0)}}
.s-q{left:110px;right:110px;top:130px;font:400 58px/1.12 Serif;letter-spacing:-1px;max-width:1500px}
.s-q em{font-style:italic;color:var(--d-yellow)}
.wh .s-q em{color:var(--coral)}
.s-body{left:110px;right:110px;top:330px;bottom:130px}
.s-foot{left:110px;right:110px;bottom:46px;display:flex;align-items:center;gap:30px;font:500 17px Inter;color:var(--d-dim);border-top:1px solid rgba(220,235,242,.14);padding-top:20px}
.wh .s-foot{color:var(--mut2);border-top-color:var(--line)}
.s-foot b{color:var(--d-mut);font-weight:600}
.wh .s-foot b{color:#4F636C}
.num{font-family:Serif;font-variant-numeric:tabular-nums}
.v-bar{display:grid;grid-template-columns:44px 470px 1fr 130px;align-items:center;height:96px;border-bottom:1px solid var(--d-line)}
.v-bar .tx{font:400 30px/1.2 Serif}
.v-track{height:18px;border-radius:9px;background:rgba(255,255,255,.05);position:relative;overflow:hidden}
.v-track i{position:absolute;left:0;top:0;bottom:0;border-radius:9px;transition:width .9s cubic-bezier(.2,.8,.2,1),background .5s}
.v-col{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:flex-end;height:100%}
.v-col .c{border-radius:14px 14px 3px 3px;transition:height .9s cubic-bezier(.2,.8,.2,1),background .5s;width:150px}
.v-dot{width:40px;height:40px;border-radius:50%;transition:background .5s,transform .4s;animation:pop .45s cubic-bezier(.3,1.6,.5,1) both}
@keyframes pop{from{transform:scale(0)}to{transform:scale(1)}}
.s-insight{left:110px;right:110px;bottom:130px;border-left:3px solid var(--d-yellow);padding:6px 0 6px 28px;font:400 30px/1.45 Serif;color:#DCE6EA;background:linear-gradient(90deg,rgba(13,26,33,.92),rgba(13,26,33,.6));max-width:1400px;animation:fadein .5s both}
.wh .s-insight{border-left-color:var(--coral);color:#33444C;background:rgba(255,255,255,.94)}
.s-insight small{display:block;font:500 17px Inter;color:var(--d-dim);margin-top:10px}
@keyframes fadein{from{opacity:0;transform:translateY(12px)}}
.tbar{position:fixed;left:50%;bottom:18px;transform:translateX(-50%);display:flex;gap:6px;background:rgba(13,26,33,.86);backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,.08);padding:8px;border-radius:16px;z-index:20;opacity:0;transition:opacity .3s;color:#DCE7EC}
.tbar.on,.tbar:hover{opacity:1}
.tbar button{padding:10px 14px;border-radius:10px;font:600 13px Inter;color:#DCE7EC;display:flex;align-items:center;gap:6px}
.tbar button:hover{background:rgba(255,255,255,.08)}
.tbar button.on{background:#F2D27E;color:var(--ink)}
.tbar kbd{font:600 10px Inter;opacity:.6;border:1px solid currentColor;border-radius:4px;padding:1px 4px}
.tbar .sep{width:1px;background:rgba(255,255,255,.12);margin:4px 4px}
.timer{right:110px;top:126px;font:400 64px Serif;color:var(--d-yellow);font-variant-numeric:tabular-nums}
.tbar button{white-space:nowrap}
@media (max-width:1100px){.tbar{bottom:8px;padding:5px}.tbar button{padding:7px 9px;font-size:11.5px}.tbar kbd{display:none}}

.s-qr{right:110px;top:132px;width:310px;text-align:center}
.s-qr .card{background:#fff;border-radius:24px;padding:20px;box-shadow:0 30px 70px rgba(0,0,0,.4)}
.s-qr .card svg{display:block}
.s-qr b{display:block;font:600 15px Inter;letter-spacing:2.4px;text-transform:uppercase;color:#F2D27E;margin-top:18px}
.s-qr span{display:block;font:500 15px Inter;color:#8FA6B1;margin-top:6px}
.s-body.s-body-qr{right:auto;width:1700px;height:620px;transform:scale(.78);transform-origin:left top;top:350px}
.s-qr~.timer{top:560px}

.brand .bmk{width:30px;height:32px;vertical-align:-6px;margin-right:10px}
.brand small{padding-left:40px}
.tpmk{width:22px;height:23px;display:inline-block;flex:none}
.s-top .tpmk{width:26px;height:28px;margin-right:2px}