/* =========================================================================
   Examen Hub – Nachtschicht
   Chrome bleibt kuehl und ruhig, damit die Ampelfarben Bedeutung behalten.
   ========================================================================= */

:root{
  --bg:#0D1520;
  --panel:#14202C;
  --panel-2:#1B2A38;
  --panel-3:#22333F;
  --line:#243343;
  --line-soft:#1C2937;
  --ink:#E8EFF5;
  --ink-2:#A9BCCC;
  --ink-3:#6D8296;
  --brand:#3E7BFA;
  --brand-soft:rgba(62,123,250,.14);
  --rot:#E5484D;
  --gelb:#E3A008;
  --gruen:#37B87C;
  --shadow:0 18px 40px -24px rgba(0,0,0,.9);
  --r:14px;
  --rail:236px;
  --mono:"JetBrains Mono",ui-monospace,SFMono-Regular,Menlo,monospace;
  --sans:"Archivo",system-ui,-apple-system,"Segoe UI",sans-serif;
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;background:var(--bg);color:var(--ink);
  font:400 15px/1.55 var(--sans);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
h1,h2,h3{margin:0;font-weight:800;letter-spacing:-.02em;line-height:1.15}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font-family:inherit}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:6px}
[hidden]{display:none !important}

.eyebrow{
  font-family:var(--mono);font-size:10.5px;font-weight:400;
  letter-spacing:.2em;text-transform:uppercase;color:var(--ink-3);
}
.num{font-family:var(--mono);font-variant-numeric:tabular-nums}

/* ------------------------------------------------------------- Anmeldung */
.gate{position:fixed;inset:0;display:grid;place-items:center;padding:24px;background:var(--bg);z-index:60}
.gate-card{width:100%;max-width:380px;background:var(--panel);border:1px solid var(--line);
  border-radius:var(--r);padding:26px;box-shadow:var(--shadow)}
.gate-title{font-size:26px;margin:6px 0 20px}
.gate-card label{display:block;font-size:12px;color:var(--ink-2);margin:14px 0 5px}
.gate-card input{width:100%;padding:11px 12px;background:var(--panel-2);border:1px solid var(--line);
  border-radius:9px;color:var(--ink);font-size:14px}
.gate-err{margin-top:14px;padding:10px 12px;border-radius:9px;font-size:13px;
  background:rgba(229,72,77,.12);border:1px solid rgba(229,72,77,.35);color:#FFC4C6}
.gate-card .btn{margin-top:18px}

/* ---------------------------------------------------------------- Layout */
.app{display:grid;grid-template-columns:var(--rail) 1fr;min-height:100vh}

.rail{
  position:sticky;top:0;height:100vh;display:flex;flex-direction:column;
  background:linear-gradient(180deg,#111C27,#0D1520);
  border-right:1px solid var(--line);padding:20px 14px 14px;z-index:40;
}
.rail-brand{display:flex;align-items:center;gap:10px;padding:0 8px 20px}
.rail-mark{width:16px;height:16px;border-radius:5px;background:var(--brand);
  box-shadow:0 0 0 4px var(--brand-soft);flex:none}
.rail-name{font-weight:800;letter-spacing:-.01em;font-size:15px}

.rail-nav{display:flex;flex-direction:column;gap:2px}
.rail-nav a{display:flex;align-items:center;gap:11px;padding:9px 10px;border-radius:9px;
  color:var(--ink-2);font-size:14px;font-weight:500;position:relative;transition:background .13s,color .13s}
.rail-nav a:hover{background:var(--panel-2);color:var(--ink)}
.rail-nav a.on{background:var(--brand-soft);color:var(--ink)}
.rail-nav a.on::before{content:"";position:absolute;left:-14px;top:9px;bottom:9px;width:3px;
  border-radius:0 3px 3px 0;background:var(--brand)}
.ico{width:16px;height:16px;flex:none;opacity:.85;background:currentColor;
  -webkit-mask-repeat:no-repeat;mask-repeat:no-repeat;-webkit-mask-size:contain;mask-size:contain}
.badge{margin-left:auto;font-family:var(--mono);font-size:10.5px;font-style:normal;
  background:var(--brand);color:#fff;border-radius:20px;padding:1px 7px;font-weight:700}

.rail-out{margin-top:10px;background:none;border:1px solid var(--line);color:var(--ink-3);
  padding:9px;border-radius:9px;font-size:13px;cursor:pointer}
.rail-out:hover{color:var(--ink);border-color:var(--panel-3)}

/* ---------------------------------------------------------------- Player */
.player{margin-top:auto;border:1px solid var(--line);border-radius:11px;background:var(--panel);overflow:hidden}
.player-head{width:100%;display:flex;align-items:center;gap:9px;padding:10px 11px;background:none;
  border:0;color:var(--ink-2);font-size:13px;cursor:pointer;text-align:left}
.player-head:hover{color:var(--ink)}
.player-dot{width:7px;height:7px;border-radius:50%;background:var(--ink-3);flex:none}
.player.live .player-dot{background:var(--gruen);box-shadow:0 0 0 3px rgba(55,184,124,.18)}
.player-label{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.player-chev{font-size:11px;transition:transform .15s}
.player-head[aria-expanded="true"] .player-chev{transform:rotate(180deg)}
.player-body{padding:0 9px 10px;display:flex;flex-direction:column;gap:8px}
.player-body select{width:100%;padding:7px 9px;background:var(--panel-2);border:1px solid var(--line);
  border-radius:8px;color:var(--ink);font-size:12.5px}
.player-frame iframe{width:100%;border:0;border-radius:10px;display:block}

/* ---------------------------------------------------------------- Topbar */
.main{min-width:0;display:flex;flex-direction:column}
.topbar{position:sticky;top:0;z-index:30;display:flex;align-items:center;gap:12px;
  padding:14px 26px;background:rgba(13,21,32,.86);backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line-soft)}
.topbar-title{font-weight:600;font-size:15px;letter-spacing:-.01em}
.burger{display:none;background:none;border:1px solid var(--line);color:var(--ink);
  width:34px;height:34px;border-radius:9px;font-size:16px;cursor:pointer;line-height:1}
.mini-timer{margin-left:auto;display:flex;align-items:center;gap:8px;padding:5px 11px;
  border:1px solid var(--line);border-radius:20px;background:var(--panel)}
.mini-ring{width:8px;height:8px;border-radius:50%;background:var(--brand);animation:pulse 2s infinite}
.mini-time{font-family:var(--mono);font-size:13px;font-weight:700}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.45;transform:scale(.82)}}

.view{padding:26px;max-width:1120px;width:100%;flex:1}
.scrim{position:fixed;inset:0;background:rgba(6,11,17,.66);z-index:35}

/* --------------------------------------------------------------- Bausteine */
.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);padding:18px}
.card + .card{margin-top:16px}
.card-head{display:flex;align-items:baseline;gap:12px;margin-bottom:14px}
.card-head h2{font-size:16px}
.card-head .eyebrow{margin-left:auto}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.stack{display:flex;flex-direction:column;gap:16px}
.row{display:flex;align-items:center;gap:10px}
.row-wrap{flex-wrap:wrap}
.spacer{flex:1}
.muted{color:var(--ink-3)}
.small{font-size:12.5px}
.sec-title{font-size:20px;margin-bottom:4px}
.sec-lead{color:var(--ink-2);margin:0 0 18px;max-width:62ch}

.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:9px 15px;
  border:1px solid var(--line);border-radius:10px;background:var(--panel-2);color:var(--ink);
  font-size:13.5px;font-weight:500;cursor:pointer;transition:filter .13s,background .13s}
.btn:hover{background:var(--panel-3)}
.btn-primary{background:var(--brand);border-color:transparent;color:#fff;font-weight:600}
.btn-primary:hover{filter:brightness(1.12);background:var(--brand)}
.btn-ghost{background:none}
.btn-danger{color:#FF9EA1;border-color:rgba(229,72,77,.3)}
.btn-danger:hover{background:rgba(229,72,77,.14)}
.btn-block{width:100%}
.btn-lg{padding:13px 22px;font-size:15px;border-radius:11px}
.btn-sm{padding:5px 10px;font-size:12px;border-radius:8px}
.btn[disabled]{opacity:.45;cursor:not-allowed}

.chip{display:inline-flex;align-items:center;gap:6px;padding:3px 9px;border-radius:20px;
  background:var(--panel-2);border:1px solid var(--line);font-size:11.5px;color:var(--ink-2)}
.dot{width:8px;height:8px;border-radius:50%;flex:none}
.dot.rot{background:var(--rot)}
.dot.gelb{background:var(--gelb)}
.dot.gruen{background:var(--gruen)}

.bar{height:6px;border-radius:6px;background:var(--panel-3);overflow:hidden}
.bar > i{display:block;height:100%;border-radius:6px;background:var(--brand);transition:width .4s}

/* ------------------------------------------------- Signatur: Fristenband */
.band{padding:18px 18px 12px}
.band-track{position:relative;height:64px;margin:20px 0 8px}
.band-rule{position:absolute;left:0;right:0;top:30px;height:2px;background:var(--line);border-radius:2px}
.band-fill{position:absolute;left:0;top:30px;height:2px;background:linear-gradient(90deg,var(--brand),rgba(62,123,250,.15));border-radius:2px}
.band-tick{position:absolute;top:16px;width:3px;height:30px;border-radius:3px;
  background:var(--brand);transform:translateX(-50%)}
.band-tick.oral{background:var(--ink-3);height:22px;top:20px}
.band-win{position:absolute;top:22px;height:18px;border-radius:5px;
  background:repeating-linear-gradient(135deg,rgba(169,188,204,.22) 0 5px,transparent 5px 10px);
  border:1px solid rgba(169,188,204,.22)}
.band-legend{display:flex;flex-wrap:wrap;gap:8px 18px;padding-top:6px;border-top:1px solid var(--line-soft);margin-top:4px}
.band-legend .lg{display:flex;align-items:center;gap:7px;font-size:12.5px;color:var(--ink-2)}
.band-legend .lg i{width:8px;height:8px;border-radius:50%;flex:none}
.band-legend .lg b{font-family:var(--mono);font-size:12px;color:var(--ink);font-weight:700}
.band-legend .lg em{font-family:var(--mono);font-style:normal;font-size:11.5px;color:var(--ink-3)}
.band-now{position:absolute;top:8px;bottom:12px;width:1px;background:var(--ink);transform:translateX(-50%)}
.band-now::after{content:"heute";position:absolute;top:-14px;left:50%;transform:translateX(-50%);
  font-family:var(--mono);font-size:9.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--ink)}
.band-now::before{content:"";position:absolute;top:22px;left:50%;transform:translate(-50%,-50%);
  width:9px;height:9px;border-radius:50%;background:var(--ink);border:2px solid var(--bg)}

/* --------------------------------------------------------- Jetzt dran */
.now{position:relative;padding:22px 22px 22px 26px;overflow:hidden}
.now::before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:var(--acc,var(--brand))}
.now-sub{font-family:var(--mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--acc,var(--brand))}
.now-topic{font-size:30px;font-weight:800;letter-spacing:-.025em;margin:6px 0 4px}
.now-why{color:var(--ink-2);font-size:13.5px}
.now-actions{display:flex;gap:10px;margin-top:18px;flex-wrap:wrap}

/* --------------------------------------------------------- Wochenband */
.week-rows{display:flex;flex-direction:column;gap:12px}
.week-row{display:grid;grid-template-columns:118px 1fr 62px;align-items:center;gap:12px}
.week-row .lab{font-size:13px;color:var(--ink-2);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.slots{display:flex;gap:5px}
.slot{flex:1;height:12px;border-radius:4px;background:var(--panel-3);position:relative;overflow:hidden}
.slot > i{position:absolute;inset:0;transform-origin:left;background:var(--sc,var(--brand))}
.slot.extra{background:var(--panel-2);border:1px dashed var(--line)}
.week-row .cnt{font-family:var(--mono);font-size:12.5px;text-align:right;color:var(--ink-2)}

/* ------------------------------------------------------------- Kennzahlen */
.kpis{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.kpi{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:14px}
.kpi .k{font-family:var(--mono);font-size:24px;font-weight:700;letter-spacing:-.02em;display:block}
.kpi .l{font-size:11.5px;color:var(--ink-3);margin-top:2px;display:block}

/* --------------------------------------------------------------- Tabellen */
.tbl{width:100%;border-collapse:collapse;font-size:13.5px}
.tbl th{font-family:var(--mono);font-size:10.5px;letter-spacing:.14em;text-transform:uppercase;
  color:var(--ink-3);text-align:left;font-weight:400;padding:0 10px 9px;border-bottom:1px solid var(--line)}
.tbl th.num,.tbl td.num{text-align:right;font-family:var(--mono);font-variant-numeric:tabular-nums}
.tbl td{padding:10px;border-bottom:1px solid var(--line-soft);vertical-align:middle}
.tbl tr:last-child td{border-bottom:0}
.tbl tr:hover td{background:rgba(255,255,255,.018)}
.tbl .actions{text-align:right;white-space:nowrap}

.ampel-btn{display:inline-flex;gap:4px;background:var(--panel-2);border:1px solid var(--line);
  border-radius:20px;padding:3px}
.ampel-btn button{width:18px;height:18px;border-radius:50%;border:0;cursor:pointer;opacity:.22;
  transition:opacity .12s,transform .12s}
.ampel-btn button:hover{opacity:.6;transform:scale(1.1)}
.ampel-btn button.on{opacity:1}

/* ------------------------------------------------------------------ Timer */
.timer-wrap{display:grid;grid-template-columns:minmax(0,300px) 1fr;gap:26px;align-items:start}
.ring-box{position:relative;display:grid;place-items:center}
.ring{transform:rotate(-90deg)}
.ring circle{fill:none;stroke-linecap:round}
.ring .track{stroke:var(--panel-3);stroke-width:10}
.ring .prog{stroke:var(--brand);stroke-width:10;transition:stroke-dashoffset .9s linear,stroke .3s}
.ring.pause .prog{stroke:var(--gruen)}
.ring-mid{position:absolute;text-align:center}
.ring-time{font-family:var(--mono);font-size:46px;font-weight:700;letter-spacing:-.03em;display:block}
.ring-phase{font-family:var(--mono);font-size:11px;letter-spacing:.18em;text-transform:uppercase;color:var(--ink-3)}
.timer-ctrl{display:flex;gap:10px;justify-content:center;margin-top:20px;flex-wrap:wrap}
.running .ring-time{animation:breathe 4s ease-in-out infinite}
@keyframes breathe{0%,100%{opacity:1}50%{opacity:.82}}
.cycle-dots{display:flex;gap:5px;justify-content:center;margin-top:14px}
.cycle-dots i{width:6px;height:6px;border-radius:50%;background:var(--panel-3)}
.cycle-dots i.on{background:var(--brand)}

/* ------------------------------------------------------------- Lernkarten */
.flash{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);
  padding:28px;min-height:230px;display:flex;flex-direction:column;justify-content:center}
.flash-q{font-size:22px;font-weight:600;letter-spacing:-.015em;white-space:pre-wrap}
.flash-sep{height:1px;background:var(--line);margin:20px 0}
.flash-a{font-size:15.5px;color:var(--ink-2);white-space:pre-wrap;line-height:1.65}
.flash-meta{display:flex;gap:8px;align-items:center;margin-bottom:16px;flex-wrap:wrap}
.flash-actions{display:flex;gap:10px;margin-top:20px}
.flash-actions .btn{flex:1}
.btn-good{background:rgba(55,184,124,.16);border-color:rgba(55,184,124,.4);color:#9CE9C4}
.btn-good:hover{background:rgba(55,184,124,.26)}
.btn-bad{background:rgba(229,72,77,.14);border-color:rgba(229,72,77,.38);color:#FFAEB1}
.btn-bad:hover{background:rgba(229,72,77,.24)}
.boxrow{display:flex;gap:8px;flex-wrap:wrap}
.boxchip{flex:1;min-width:70px;background:var(--panel-2);border:1px solid var(--line);
  border-radius:10px;padding:9px;text-align:center}
.boxchip b{font-family:var(--mono);font-size:17px;display:block}
.boxchip span{font-size:10.5px;color:var(--ink-3)}

/* ---------------------------------------------------------------- Plan */
.plan-week{border:1px solid var(--line);border-radius:12px;padding:14px 16px;background:var(--panel)}
.plan-week + .plan-week{margin-top:12px}
.plan-week.now{border-color:var(--brand);box-shadow:0 0 0 1px var(--brand-soft)}
.plan-week.past{opacity:.62}
.plan-head{display:flex;align-items:center;gap:10px;margin-bottom:12px;flex-wrap:wrap}
.plan-kw{font-family:var(--mono);font-size:12px;font-weight:700;color:var(--ink)}
.plan-date{font-size:12px;color:var(--ink-3)}
.ms{display:flex;align-items:flex-start;gap:9px;padding:6px 0;font-size:13.5px;line-height:1.45}
.ms input{margin-top:3px;accent-color:var(--brand);width:15px;height:15px;flex:none}
.ms.done span{color:var(--ink-3);text-decoration:line-through}
.mini-slots{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:10px}
.mini-slot{display:flex;align-items:center;gap:6px;font-family:var(--mono);font-size:11px;color:var(--ink-2)}

/* -------------------------------------------------------------- Formulare */
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.field{display:flex;flex-direction:column;gap:5px}
.field.full{grid-column:1/-1}
.field label{font-size:12px;color:var(--ink-2)}
.field input,.field select,.field textarea{
  padding:9px 11px;background:var(--panel-2);border:1px solid var(--line);border-radius:9px;
  color:var(--ink);font-size:14px;width:100%}
.field textarea{resize:vertical;min-height:90px;line-height:1.55}
.field .hint{font-size:11.5px;color:var(--ink-3)}
.checks{display:flex;gap:16px;flex-wrap:wrap}
.checks label{display:flex;align-items:center;gap:7px;font-size:13px;color:var(--ink-2);cursor:pointer}
.checks input{accent-color:var(--brand);width:15px;height:15px}

/* ----------------------------------------------------------------- Modal */
.modal{position:fixed;inset:0;z-index:70;display:grid;place-items:center;padding:20px;
  background:rgba(6,11,17,.7);backdrop-filter:blur(3px)}
.modal-card{width:100%;max-width:600px;max-height:88vh;overflow:auto;background:var(--panel);
  border:1px solid var(--line);border-radius:var(--r);padding:22px;box-shadow:var(--shadow)}
.modal-head{display:flex;align-items:center;margin-bottom:18px}
.modal-head h3{font-size:18px}
.modal-x{margin-left:auto;background:none;border:0;color:var(--ink-3);font-size:22px;cursor:pointer;line-height:1}
.modal-foot{display:flex;gap:10px;justify-content:flex-end;margin-top:20px}

/* ---------------------------------------------------------------- Toasts */
.toast-wrap{position:fixed;bottom:18px;left:50%;transform:translateX(-50%);z-index:90;
  display:flex;flex-direction:column;gap:8px;align-items:center;pointer-events:none}
.toast{background:var(--panel-2);border:1px solid var(--line);border-radius:10px;padding:10px 16px;
  font-size:13.5px;box-shadow:var(--shadow);animation:rise .2s ease}
.toast.err{border-color:rgba(229,72,77,.45);color:#FFC4C6}
.toast.good{border-color:rgba(55,184,124,.45)}
@keyframes rise{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}

.empty{text-align:center;padding:34px 20px;color:var(--ink-3)}
.empty b{display:block;color:var(--ink-2);font-weight:600;margin-bottom:5px}

/* ------------------------------------------------------------ Responsive */
@media (max-width:960px){
  .grid2,.grid3,.timer-wrap{grid-template-columns:1fr}
  .kpis{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:760px){
  .app{grid-template-columns:1fr}
  .rail{position:fixed;left:0;top:0;bottom:0;width:250px;transform:translateX(-100%);
    transition:transform .22s ease;height:100dvh}
  .app.menu .rail{transform:none}
  .burger{display:block}
  .view{padding:18px 15px 60px}
  .topbar{padding:12px 15px}
  .now-topic{font-size:24px}
  .form-grid{grid-template-columns:1fr}
  .week-row{grid-template-columns:88px 1fr 52px}
  .band-mark{width:74px}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important}
}