/* Práce a studium v době AI: dotazník, hodnocení expertů a správa. Systémové písmo, bez externích zdrojů. */
:root{--paper:#f6f4ef;--card:#fffefb;--ink:#1d2124;--muted:#5a5f63;--line:#dedbd2;--accent:#1f5c58;--accent-ink:#fff;--accent-pale:#e3efed;--warn:#a2461f;--warn-pale:#fbeee6;--radius:12px;
  --sans:system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;color-scheme:light}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){--paper:#15181a;--card:#1d2124;--ink:#ecebe7;--muted:#a7aba8;--line:#33383b;--accent:#7fc4bc;--accent-ink:#0f1a19;--accent-pale:#21302f;--warn:#f0a07a;--warn-pale:#3a2720;color-scheme:dark}}
:root[data-theme="dark"]{--paper:#15181a;--card:#1d2124;--ink:#ecebe7;--muted:#a7aba8;--line:#33383b;--accent:#7fc4bc;--accent-ink:#0f1a19;--accent-pale:#21302f;--warn:#f0a07a;--warn-pale:#3a2720;color-scheme:dark}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--sans);font-size:17px;line-height:1.6;-webkit-font-smoothing:antialiased}
h1,h2,h3,p,ul,ol,fieldset{margin-top:0}
h1{font-size:clamp(26px,5vw,34px);line-height:1.2;letter-spacing:-.02em;margin-bottom:16px;text-wrap:balance}
h2{font-size:21px;line-height:1.3;margin:32px 0 12px;text-wrap:balance}
p,li{text-wrap:pretty}
a{color:var(--accent);text-underline-offset:3px}
:focus-visible{outline:3px solid var(--accent);outline-offset:3px;border-radius:6px}
.wrap{width:min(720px,100% - 32px);margin-inline:auto}
.site-header{border-bottom:1px solid var(--line);padding:14px 0}
.site-header .wrap{display:flex;justify-content:space-between;align-items:baseline;gap:16px}
.brand{font-weight:650;font-size:15px}
.brand span{display:block}
.brand .brand-sub,.brand span:not([id]){font-weight:400;font-size:13px;color:var(--muted)}
.head-right{display:flex;align-items:center;gap:12px}
.lang{font:inherit;font-size:14px;font-weight:600;color:var(--accent);background:transparent;border:1px solid var(--line);border-radius:999px;min-height:36px;padding:4px 14px;cursor:pointer}
.lang:hover{border-color:var(--accent)}
.step{font-size:13px;color:var(--muted);white-space:nowrap}
.progress{height:4px;background:var(--line)}
.progress div{height:100%;background:var(--accent);transition:width .3s}
main{padding:32px 0 64px}
.lead{font-size:18px}
.muted,.note{color:var(--muted);font-size:15px}
.box{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:18px 20px;margin-bottom:20px}
.box.warn{background:var(--warn-pale);border-color:transparent}
.box.accent{background:var(--accent-pale);border-color:transparent}
.box ul{padding-left:20px;margin-bottom:0}

/* Otázky */
.item{border:0;border-left:3px solid transparent;margin:0 0 26px;padding:2px 0 2px 0;min-width:0}
.item legend{font-weight:550;padding:0;margin-bottom:10px}
.item.missing{border-left-color:var(--warn);padding-left:12px}
.item.missing legend::after{content:" (no answer)";color:var(--warn);font-weight:400;font-size:14px}
.opts{display:flex;flex-wrap:wrap;gap:8px}
.opt{position:relative;cursor:pointer}
.opt input{position:absolute;opacity:0;inset:0;margin:0;cursor:pointer}
.opt span{display:inline-flex;align-items:center;min-height:44px;padding:8px 14px;border:1px solid var(--line);border-radius:999px;background:var(--card);font-size:15px;line-height:1.25;transition:background .12s,border-color .12s}
.opt:hover span{border-color:var(--accent)}
.opt input:checked+span{background:var(--accent);border-color:var(--accent);color:var(--accent-ink)}
.opt input:focus-visible+span{outline:3px solid var(--accent);outline-offset:2px}
.imp{margin-top:12px;padding:12px 14px;background:var(--accent-pale);border-radius:var(--radius)}
.imp p{font-size:15px;margin-bottom:8px}
.field{margin-bottom:22px}
.field label{display:block;font-weight:550;margin-bottom:8px}
select,textarea,input[type=password],input[type=text]{width:100%;font:inherit;font-size:16px;color:var(--ink);background:var(--card);border:1px solid var(--line);border-radius:10px;padding:10px 12px}
textarea{min-height:88px;resize:vertical}
.check{display:flex;gap:12px;align-items:flex-start;margin:20px 0}
.check input{width:22px;height:22px;margin-top:2px;flex:none;accent-color:var(--accent)}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}

/* Tlačítka a navigace */
.nav{display:flex;flex-wrap:wrap;gap:12px;align-items:center;margin-top:32px}
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:12px 22px;border-radius:999px;border:1px solid var(--accent);font:inherit;font-weight:600;font-size:16px;cursor:pointer;text-decoration:none}
.btn.primary{background:var(--accent);color:var(--accent-ink)}
.btn.secondary{background:transparent;color:var(--accent)}
.btn:disabled{opacity:.55;cursor:default}
.status{min-height:24px;margin:12px 0 0;font-size:15px}
.status.error{color:var(--warn)}

/* Vyhodnocení */
.scale{position:relative;height:12px;border-radius:999px;background:linear-gradient(90deg,var(--accent-pale),var(--accent));margin:18px 0 8px}
.scale .mark{position:absolute;top:50%;width:22px;height:22px;border-radius:50%;background:var(--card);border:4px solid var(--ink);transform:translate(-50%,-50%)}
.scale-labels{display:flex;justify-content:space-between;font-size:13px;color:var(--muted)}
.result-list{padding-left:20px}
.result-list li{margin-bottom:4px}
.tag{font-size:13px;color:var(--muted)}

/* Hodnocení expertů a správa */
.rate{border-top:1px solid var(--line);padding:18px 0}
.rate .text{font-weight:550;margin-bottom:4px}
.rate .meta{font-size:13px;color:var(--muted);margin-bottom:10px}
.rate .row{display:flex;flex-wrap:wrap;gap:8px 20px;align-items:center;margin-top:10px}
.rate textarea{min-height:44px;margin-top:10px}
.saved{font-size:13px;color:var(--muted)}
.sticky{position:sticky;top:0;z-index:5;background:var(--paper);padding:10px 0;border-bottom:1px solid var(--line)}
table{border-collapse:collapse;width:100%;font-size:15px}
td,th{text-align:left;padding:8px 6px;border-bottom:1px solid var(--line);vertical-align:top}
.site-footer{border-top:1px solid var(--line);padding:20px 0 40px;font-size:13px;color:var(--muted)}
@media (max-width:480px){.opt span{padding:8px 12px;font-size:14px}.box{padding:16px}}
.rate .check{margin:0}
.box p:last-child{margin-bottom:0}
:root[lang="cs"] .item.missing legend::after{content:" (bez odpovědi)"}
main:focus,main:focus-visible{outline:0}