:root{
  --bg:#070b14; --bg2:#0c1220; --card:rgba(255,255,255,.045); --line:rgba(255,255,255,.1);
  --fg:#e8edf7; --muted:#8b98b4; --acc:#5eead4; --acc2:#818cf8; --acc3:#f472b6;
  --danger:#fb7185; --radius:18px;
  --shadow:0 20px 60px -20px rgba(0,0,0,.75);
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  background:var(--bg); color:var(--fg); min-height:100vh;
  font:15px/1.6 ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",sans-serif;
  padding:env(safe-area-inset-top,0) 0 env(safe-area-inset-bottom,0);
  overflow-x:hidden;
}
h1,h2,h3{margin:0;letter-spacing:-.02em;font-weight:650}
a{color:var(--acc)}
img{max-width:100%}
[hidden]{display:none!important}

/* ---------- background ---------- */
.aurora{position:fixed;inset:0;z-index:-1;overflow:hidden;filter:blur(90px);opacity:.42}
.aurora span{position:absolute;width:52vmax;height:52vmax;border-radius:50%;animation:float 26s ease-in-out infinite}
.aurora span:nth-child(1){background:#14b8a6;top:-18%;left:-12%}
.aurora span:nth-child(2){background:#6366f1;bottom:-22%;right:-10%;animation-delay:-9s}
.aurora span:nth-child(3){background:#db2777;top:32%;left:44%;animation-delay:-17s;opacity:.65}
@keyframes float{0%,100%{transform:translate(0,0) scale(1)}33%{transform:translate(6vw,-5vh) scale(1.12)}66%{transform:translate(-5vw,6vh) scale(.92)}}
@media (prefers-reduced-motion:reduce){.aurora span{animation:none}}

/* ---------- chrome ---------- */
.topbar{display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;
  max-width:1120px;margin:0 auto;padding:28px 20px 8px}
.brand{display:flex;gap:14px;align-items:center}
.logo{width:46px;height:46px;flex:0 0 46px;display:grid;place-items:center;border-radius:14px;
  background:linear-gradient(135deg,var(--acc),var(--acc2));color:#04121a;box-shadow:0 8px 28px -8px var(--acc)}
.logo svg{width:26px;height:26px}
.brand h1{font-size:21px}
.brand p{margin:1px 0 0;color:var(--muted);font-size:13px}
.status{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--muted);
  background:var(--card);border:1px solid var(--line);padding:7px 13px;border-radius:999px}
.status .dot{width:8px;height:8px;border-radius:50%;background:var(--muted);transition:background .3s}
.status.ok .dot{background:var(--acc);box-shadow:0 0 12px var(--acc)}
.status.bad .dot{background:var(--danger)}

.steps{max-width:1120px;margin:0 auto;padding:18px 20px 6px}
.steps ol{display:flex;gap:10px;list-style:none;margin:0;padding:0;flex-wrap:wrap}
.steps li{display:flex;align-items:center;gap:9px;color:var(--muted);font-size:13.5px;
  padding:8px 15px 8px 9px;border-radius:999px;border:1px solid transparent;transition:.35s}
.steps li span{width:24px;height:24px;flex:0 0 24px;display:grid;place-items:center;border-radius:50%;
  background:rgba(255,255,255,.07);font-size:12px;font-weight:600}
.steps li.active{color:var(--fg);border-color:var(--line);background:var(--card)}
.steps li.active span{background:linear-gradient(135deg,var(--acc),var(--acc2));color:#04121a}
.steps li.done span{background:var(--acc);color:#04121a}

main{max-width:1120px;margin:0 auto;padding:10px 20px 40px}

/* ---------- panels ---------- */
.panel{background:var(--card);border:1px solid var(--line);border-radius:26px;padding:26px;
  box-shadow:var(--shadow);backdrop-filter:blur(18px);animation:rise .45s cubic-bezier(.2,.8,.2,1)}
@keyframes rise{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}
.panel.center{text-align:center;display:flex;flex-direction:column;align-items:center;gap:6px;padding:40px 26px}
#step1{display:grid;grid-template-columns:1.25fr .85fr;gap:26px;align-items:start}
@media(max-width:860px){#step1{grid-template-columns:1fr}}

/* ---------- dropzone ---------- */
.drop{position:relative;border:2px dashed rgba(255,255,255,.18);border-radius:22px;padding:42px 20px;
  text-align:center;cursor:pointer;transition:.28s;background:rgba(255,255,255,.02)}
.drop:hover,.drop:focus-visible{border-color:var(--acc);background:rgba(94,234,212,.06);outline:none}
.drop.over{border-color:var(--acc);background:rgba(94,234,212,.12);transform:scale(1.012)}
.drop-icon{width:46px;height:46px;color:var(--acc);margin-bottom:10px}
.drop-title{margin:0;font-size:16.5px}
.drop-sub{margin:6px 0 0;color:var(--muted);font-size:13px}
.drop-file{display:flex;align-items:center;gap:14px;text-align:left}
.drop-file svg{width:32px;height:32px;color:var(--acc);flex:0 0 32px}
.drop-file strong{display:block;word-break:break-all;font-weight:600}
.drop-file small{color:var(--muted)}
.drop-file .ghost{margin-left:auto;padding:6px 11px;flex:0 0 auto}

/* ---------- options ---------- */
.opts{margin-top:18px;border:1px solid var(--line);border-radius:16px;background:rgba(255,255,255,.02)}
.opts summary{padding:14px 18px;cursor:pointer;font-weight:550;user-select:none}
.opts summary::marker{color:var(--acc)}
.opt-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px;padding:4px 18px 20px}
@media(max-width:620px){.opt-grid{grid-template-columns:1fr}}
.opt-grid label{display:flex;flex-direction:column;gap:6px;font-size:13px;color:var(--muted)}
.opt-grid label.check{flex-direction:row;align-items:center;gap:10px;grid-column:1/-1;color:var(--fg);font-size:14px}
select,input[type=number]{background:#0e1424;color:var(--fg);border:1px solid var(--line);
  border-radius:11px;padding:10px 12px;font:inherit;font-size:14px;width:100%}
select:focus,input:focus{outline:2px solid var(--acc);outline-offset:1px}
input[type=checkbox]{width:18px;height:18px;accent-color:var(--acc)}

/* ---------- buttons ---------- */
button{font:inherit;cursor:pointer;border-radius:13px;transition:.2s}
.primary{margin-top:18px;width:100%;display:flex;align-items:center;justify-content:center;gap:10px;
  padding:15px 22px;border:0;font-weight:650;font-size:15.5px;color:#04121a;
  background:linear-gradient(135deg,var(--acc),var(--acc2));box-shadow:0 12px 34px -12px var(--acc)}
.primary svg{width:19px;height:19px}
.primary:hover:not(:disabled){transform:translateY(-1px);box-shadow:0 16px 40px -12px var(--acc)}
.primary:disabled{opacity:.4;cursor:not-allowed;box-shadow:none}
.ghost{background:transparent;border:1px solid var(--line);color:var(--fg);padding:11px 20px}
.ghost:hover{border-color:var(--acc);color:var(--acc)}
.wide{margin-top:20px;min-width:180px}

.err{margin:14px 0 0;padding:12px 15px;border-radius:12px;font-size:14px;
  background:rgba(251,113,133,.11);border:1px solid rgba(251,113,133,.3);color:#fecdd3}

/* ---------- explain ---------- */
.explain{border-left:1px solid var(--line);padding-left:24px}
@media(max-width:860px){.explain{border-left:0;padding-left:0;border-top:1px solid var(--line);padding-top:22px}}
.explain h3{font-size:14px;text-transform:uppercase;letter-spacing:.09em;color:var(--acc);margin-bottom:14px}
.explain ul{margin:0;padding-left:18px;color:var(--muted);font-size:13.5px}
.explain li{margin-bottom:13px}
.explain b{color:var(--fg);font-weight:600}

/* ---------- progress ---------- */
.radar{position:relative;width:96px;height:96px;margin-bottom:14px}
.radar i{position:absolute;inset:0;border:2px solid var(--acc);border-radius:50%;opacity:0;
  animation:pulse 2.4s cubic-bezier(.2,.6,.3,1) infinite}
.radar i:nth-child(2){animation-delay:.8s}
.radar i:nth-child(3){animation-delay:1.6s}
@keyframes pulse{0%{transform:scale(.25);opacity:.9}100%{transform:scale(1);opacity:0}}
#stageTitle{font-size:22px}
.muted{color:var(--muted);margin:4px 0 0;font-size:14px}
.bar{width:min(560px,100%);height:9px;background:rgba(255,255,255,.08);border-radius:99px;overflow:hidden;margin-top:24px}
.fill{height:100%;width:0;border-radius:99px;background:linear-gradient(90deg,var(--acc),var(--acc2),var(--acc3));
  background-size:200% 100%;transition:width .5s cubic-bezier(.3,.9,.3,1);animation:slide 2.5s linear infinite}
@keyframes slide{to{background-position:200% 0}}
.pct{margin-top:10px;font-variant-numeric:tabular-nums;font-size:26px;font-weight:650;letter-spacing:-.02em}
.stages{list-style:none;display:flex;flex-wrap:wrap;justify-content:center;gap:8px;margin:22px 0 0;padding:0}
.stages li{font-size:12.5px;color:var(--muted);padding:6px 13px;border-radius:99px;
  border:1px solid var(--line);opacity:.5;transition:.3s}
.stages li.active{opacity:1;color:var(--acc);border-color:var(--acc);background:rgba(94,234,212,.08)}
.stages li.done{opacity:1;color:var(--fg)}
.stages li.done::before{content:"✓ ";color:var(--acc)}

/* ---------- player ---------- */
.player{border:1px solid var(--line);border-radius:20px;padding:20px;margin-bottom:16px;
  background:linear-gradient(160deg,rgba(255,255,255,.05),rgba(255,255,255,.015))}
.player.voip{border-color:rgba(129,140,248,.45);box-shadow:0 0 0 1px rgba(129,140,248,.12) inset}
.player-head{display:flex;justify-content:space-between;align-items:flex-start;gap:14px;flex-wrap:wrap;margin-bottom:14px}
.player-head h3{font-size:17px}
.player-head p{margin:3px 0 0;color:var(--muted);font-size:13px}
.badge{font-size:11px;letter-spacing:.06em;text-transform:uppercase;padding:5px 11px;border-radius:99px;
  background:rgba(94,234,212,.14);color:var(--acc);border:1px solid rgba(94,234,212,.3);white-space:nowrap}
.badge.v{background:rgba(129,140,248,.16);color:#c7d2fe;border-color:rgba(129,140,248,.4)}
canvas.wave{width:100%;height:96px;display:block;border-radius:12px;cursor:pointer;background:rgba(0,0,0,.24)}
.controls{display:flex;align-items:center;gap:14px;margin-top:13px;flex-wrap:wrap}
.play{width:46px;height:46px;flex:0 0 46px;border:0;border-radius:50%;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--acc),var(--acc2));color:#04121a;box-shadow:0 8px 22px -8px var(--acc)}
.play svg{width:20px;height:20px}
.play:hover{transform:scale(1.06)}
.time{font-variant-numeric:tabular-nums;color:var(--muted);font-size:13.5px;min-width:96px}
.controls input[type=range]{flex:1;min-width:90px;max-width:150px;accent-color:var(--acc)}
.dl{margin-left:auto;font-size:13px;color:var(--muted);text-decoration:none;border:1px solid var(--line);
  padding:9px 15px;border-radius:11px;white-space:nowrap}
.dl:hover{border-color:var(--acc);color:var(--acc)}
.transcript{margin-top:14px;padding:14px 16px;border-radius:13px;background:rgba(0,0,0,.26);
  border:1px solid var(--line);font-size:13.5px;color:#cbd5e1;max-height:190px;overflow:auto;line-height:1.75}
.transcript h4{margin:0 0 8px;font-size:11.5px;letter-spacing:.09em;text-transform:uppercase;color:var(--acc2)}

/* ---------- cards / tables ---------- */
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:12px;margin:20px 0}
.stat{background:rgba(255,255,255,.035);border:1px solid var(--line);border-radius:15px;padding:15px 17px}
.stat b{display:block;font-size:23px;font-weight:650;letter-spacing:-.02em;font-variant-numeric:tabular-nums}
.stat span{color:var(--muted);font-size:12px;text-transform:uppercase;letter-spacing:.07em}
.detail{border:1px solid var(--line);border-radius:16px;margin-bottom:12px;background:rgba(255,255,255,.02)}
.detail summary{padding:15px 18px;cursor:pointer;font-weight:550;user-select:none}
.detail summary::marker{color:var(--acc)}
.tablewrap{overflow-x:auto;padding:0 6px 14px}
table{width:100%;border-collapse:collapse;font-size:13px;min-width:540px}
th,td{padding:9px 12px;text-align:left;border-bottom:1px solid rgba(255,255,255,.055);white-space:nowrap}
th{color:var(--muted);font-weight:500;font-size:11.5px;text-transform:uppercase;letter-spacing:.06em}
td.mono{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:12.5px}
.pill{display:inline-block;padding:2px 9px;border-radius:99px;font-size:11px;
  background:rgba(129,140,248,.16);color:#c7d2fe}
.score{display:inline-block;min-width:44px;padding:2px 9px;border-radius:99px;font-size:11.5px;
  background:rgba(251,113,133,.16);color:#fecdd3;text-align:center;font-variant-numeric:tabular-nums}
.rtp{padding:14px 18px;border-top:1px solid var(--line);font-size:13.5px}
.rtp b{color:var(--fg)}
.rtp small{color:var(--muted);display:block;margin-top:3px}
.warn{margin:0 0 16px;padding:12px 15px;border-radius:12px;font-size:13.5px;
  background:rgba(251,191,36,.1);border:1px solid rgba(251,191,36,.28);color:#fde68a}
.actions{display:flex;justify-content:center;margin-top:22px}

footer{max-width:1120px;margin:0 auto;padding:6px 20px 34px;display:flex;justify-content:space-between;
  gap:12px;flex-wrap:wrap;color:var(--muted);font-size:12.5px}

/* ---------- navod na zachytavanie ---------- */
.howto{margin-top:22px}
.howto>h2{font-size:20px;margin-bottom:6px}
.howto>.muted{margin-bottom:20px;max-width:70ch}
.hint{margin:14px 0 0;font-size:13.5px;color:var(--muted);text-align:center}
.tabs{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:20px;border-bottom:1px solid var(--line);padding-bottom:14px}
.tab{background:transparent;border:1px solid var(--line);color:var(--muted);padding:9px 17px;font-size:13.5px}
.tab:hover{color:var(--fg);border-color:rgba(255,255,255,.22)}
.tab.active{background:linear-gradient(135deg,var(--acc),var(--acc2));color:#04121a;border-color:transparent;font-weight:600}
.tabpane{display:none;grid-template-columns:repeat(auto-fit,minmax(310px,1fr));gap:14px}
.tabpane.active{display:grid}
.recipe{background:rgba(255,255,255,.035);border:1px solid var(--line);border-radius:15px;padding:16px 18px}
.recipe h4{margin:0 0 10px;font-size:14.5px;color:var(--acc)}
.recipe p{margin:10px 0 0;font-size:13px;color:var(--muted)}
.recipe p b{color:var(--fg)}
.recipe pre{margin:0;background:rgba(0,0,0,.42);border:1px solid var(--line);border-radius:11px;
  padding:13px 15px;overflow-x:auto}
.recipe code{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:12.5px;color:#a5f3ec;
  white-space:pre;line-height:1.65}
.recipe p code{background:rgba(0,0,0,.35);padding:2px 6px;border-radius:5px;font-size:12px;white-space:normal}
.tips{margin-top:20px;padding:18px 20px;border-radius:15px;background:rgba(251,191,36,.07);
  border:1px solid rgba(251,191,36,.22)}
.tips h4{margin:0 0 12px;font-size:12px;letter-spacing:.09em;text-transform:uppercase;color:#fcd34d}
.tips ul{margin:0;padding-left:19px;font-size:13.5px;color:var(--muted)}
.tips li{margin-bottom:9px}
.tips b{color:var(--fg)}
.tips code{background:rgba(0,0,0,.35);padding:2px 6px;border-radius:5px;font-size:12px;
  font-family:ui-monospace,SFMono-Regular,Menlo,monospace;color:#a5f3ec}

/* ---------- ukazkove zaznamy ---------- */
.samples{margin-top:20px;padding-top:18px;border-top:1px solid var(--line)}
.samples>p{margin:0 0 12px;font-size:13.5px;color:var(--muted)}
.sample-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:10px}
.sample{display:block;text-align:left;background:rgba(255,255,255,.035);border:1px solid var(--line);
  color:var(--fg);padding:13px 15px;border-radius:13px}
.sample:hover{border-color:var(--acc);background:rgba(94,234,212,.07);transform:translateY(-1px)}
.sample:disabled{opacity:.5;cursor:wait}
.sample b{display:block;font-size:13.5px;font-weight:600;margin-bottom:4px}
.sample small{color:var(--muted);font-size:11.5px;line-height:1.45;display:block}
.samples .hint{margin-top:12px;text-align:left}

.voice-note{margin:0 12px 12px;font-size:12.5px;color:var(--muted);line-height:1.5}
.opt-grid label.check small{display:block;margin-top:4px;font-size:11.5px;color:var(--muted);line-height:1.45}
.opt-grid label.check{align-items:flex-start}
.opt-grid label.check input{margin-top:3px;flex:0 0 auto}

/* ---------- rezimy sonifikacie ---------- */
.mode-meta{padding:4px 18px 10px;font-size:13.5px;color:var(--muted);line-height:1.6}
.mode-meta p{margin:0 0 10px}
.mode-meta b{color:var(--fg)}
.mode-meta .mono{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:12.5px}
.voices-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:10px;margin:12px 0}
.voices-grid div{background:rgba(255,255,255,.035);border:1px solid var(--line);
  border-radius:11px;padding:11px 14px}
.voices-grid b{display:block;font-size:13.5px;color:var(--acc);margin-bottom:3px}
.voices-grid span{font-size:12px;color:var(--muted)}
.muted-note{font-size:12.5px;color:var(--muted);margin:10px 0 0}
.player.sonstar{border-color:rgba(163,230,53,.4)}
.player.socs{border-color:rgba(251,191,36,.4)}
.badge.s{background:rgba(163,230,53,.14);color:#bef264;border-color:rgba(163,230,53,.32)}
.badge.c{background:rgba(251,191,36,.14);color:#fcd34d;border-color:rgba(251,191,36,.32)}

.head-right{display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.testlink{display:inline-flex;align-items:center;gap:7px;font-size:13px;text-decoration:none;
  color:var(--fg);background:var(--card);border:1px solid var(--line);
  padding:7px 14px;border-radius:999px;transition:.2s}
.testlink:hover{border-color:var(--acc);color:var(--acc)}