/* HumanAId – administrace a instalace */
:root {
  --paper: #F5F6FA; --surface: #fff; --ink: #161A2D; --ink-2: #4A5068; --ink-3: #737891; --line: #DFE2EC;
  --teach: #1661D0; --pupil: #EE6A1C; --exp: #9A2F9E;
  --ok: #17803D; --ok-soft: #E5F5EA; --warn: #9A5B00; --warn-soft: #FFF4DC; --err: #B42318; --err-soft: #FDECEA;
  --font: "Atkinson Hyperlegible", "Segoe UI", system-ui, sans-serif;
  --r: 12px;
}
*, *::before, *::after { box-sizing: border-box; }
[hidden] { display: none !important; }
body { margin: 0; background: var(--paper); color: var(--ink); font: 400 1rem/1.55 var(--font); }
a { color: var(--teach); }
h1 { font-size: 1.75rem; margin: 0 0 18px; line-height: 1.2; }
h2 { font-size: 1.2rem; margin: 0 0 12px; line-height: 1.25; }
h3 { font-size: 1.02rem; margin: 18px 0 8px; }
code { font-size: .9em; background: #EEF0F6; padding: 1px 5px; border-radius: 5px; }
pre { background: #161A2D; color: #E8EAF4; padding: 14px; border-radius: 10px; overflow-x: auto; }
pre code { background: none; color: inherit; padding: 0; }
.muted { color: var(--ink-3); }
.small, small { font-size: .88rem; }
.intro { color: var(--ink-2); max-width: 75ch; }
:focus-visible { outline: 3px solid var(--teach); outline-offset: 2px; }

/* Tlačítka */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 6px; min-height: 42px; padding: 0 18px; border-radius: 10px; border: 1px solid var(--ink); background: var(--ink); color: #fff; font: 700 .95rem/1 var(--font); text-decoration: none; cursor: pointer; }
.btn:hover { background: #2B3050; }
.btn-ghost { background: var(--surface); color: var(--ink); border-color: var(--line); }
.btn-ghost:hover { background: #EEF0F6; }
.btn-sm { min-height: 36px; padding: 0 12px; font-size: .88rem; }
.btn-danger { background: var(--err); border-color: var(--err); }
.btn-danger:hover { background: #8F1C13; }
.btn-danger-ghost { background: var(--surface); color: var(--err); border-color: #F2C7C2; }
.link { background: none; border: 0; color: var(--teach); font: inherit; cursor: pointer; padding: 0; text-decoration: underline; }
.icon-btn { width: 32px; height: 32px; border: 1px solid var(--line); background: var(--surface); border-radius: 8px; cursor: pointer; font-size: .7rem; color: var(--ink-2); }
.icon-btn:disabled { opacity: .3; cursor: default; }
.pill { display: inline-block; font-size: .75rem; font-weight: 700; padding: 3px 8px; border-radius: 999px; background: #ECEEF5; color: var(--ink-2); vertical-align: middle; }
.pill-on { background: var(--ok-soft); color: var(--ok); }

/* Hlášky */
.flash { padding: 12px 16px; border-radius: 10px; margin: 0 0 16px; border: 1px solid; }
.flash.ok { background: var(--ok-soft); border-color: #B7E2C4; color: #0F5C2B; }
.flash.warn { background: var(--warn-soft); border-color: #F2D49B; color: #6E4100; }
.flash.err { background: var(--err-soft); border-color: #F2C7C2; color: #8F1C13; }

/* Rozvržení */
.a-top { position: sticky; top: 0; z-index: 20; display: flex; align-items: center; gap: 16px; height: 58px; padding: 0 20px; background: var(--ink); color: #fff; }
.a-brand { display: flex; align-items: center; gap: 10px; color: #fff; text-decoration: none; font-weight: 700; font-size: 1.05rem; margin-right: auto; }
.a-user { display: flex; align-items: center; gap: 16px; font-size: .92rem; }
.a-user a, .a-user .link { color: #C9CDE0; }
.a-user a:hover, .a-user .link:hover { color: #fff; }
.a-user form { margin: 0; }
.a-menu { display: none; }
.a-shell { display: grid; grid-template-columns: 230px minmax(0, 1fr); min-height: calc(100vh - 58px); }
.a-nav { display: flex; flex-direction: column; gap: 2px; padding: 18px 12px; border-right: 1px solid var(--line); background: var(--surface); }
.a-nav a { padding: 10px 12px; border-radius: 9px; color: var(--ink-2); text-decoration: none; font-weight: 700; }
.a-nav a:hover { background: var(--paper); color: var(--ink); }
.a-nav a.is-current { background: var(--ink); color: #fff; }
.a-main { padding: 26px clamp(16px, 3vw, 40px) 60px; min-width: 0; }
.admin-full .a-main { padding: 0; display: flex; flex-direction: column; }

.panel { background: var(--surface); border: 1px solid var(--line); border-radius: var(--r); padding: 20px; margin-bottom: 18px; }
.panel.narrow { max-width: 560px; }
.panel-warn { border-color: #F2D49B; background: var(--warn-soft); }
.panel-help { background: #F9FAFC; }
.warn-list { margin: 0; padding-left: 1.2em; }
.warn-list li { margin: 4px 0; }
.grid-2 { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 18px; }
.grid-2 .panel { margin-bottom: 0; }
.grid-2 + .panel { margin-top: 18px; }
.stats-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 12px; margin-bottom: 18px; }
.stat { background: var(--surface); border: 1px solid var(--line); border-radius: var(--r); padding: 16px 18px; }
.stat strong { display: block; font-size: 1.9rem; line-height: 1.1; }
.stat span { color: var(--ink-2); font-size: .9rem; }
.actions { display: flex; flex-wrap: wrap; gap: 10px; }
.link-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 2px; }
.link-list a { display: block; padding: 8px 0; font-weight: 700; }
.crumbs-a { color: var(--ink-3); margin-top: -10px; }

.sec-h { display: flex; align-items: baseline; gap: 10px; flex-wrap: wrap; }
.sec-h::before { content: ""; width: 10px; height: 10px; border-radius: 2px; transform: rotate(45deg); background: var(--ink-3); flex-shrink: 0; align-self: center; }
.dot-teach::before { background: var(--teach); } .dot-pupil::before { background: var(--pupil); } .dot-exp::before { background: var(--exp); }

/* Tabulky */
.table-wrap { overflow-x: auto; margin: 0 -4px; }
.tbl { width: 100%; border-collapse: collapse; font-size: .95rem; }
.tbl th { text-align: left; font-size: .82rem; color: var(--ink-3); font-weight: 700; padding: 8px; border-bottom: 1px solid var(--line); }
.tbl td { padding: 10px 8px; border-bottom: 1px solid #EEF0F5; vertical-align: middle; }
.tbl tr:last-child td { border-bottom: 0; }
.tbl tr.st-hidden td { color: var(--ink-3); }
.tbl tr.st-hidden img { opacity: .5; filter: grayscale(1); }
.tbl tr.st-warn td { background: #FFF8F7; }
.w-order { width: 84px; white-space: nowrap; }
.row-actions { white-space: nowrap; text-align: right; }
.row-actions a, .row-actions .link { margin-left: 12px; font-size: .92rem; }
.cell-tool { display: flex; align-items: center; gap: 12px; }
.cell-tool img { width: 40px; height: 40px; border-radius: 9px; object-fit: cover; flex-shrink: 0; }
.mono-s { display: grid; place-items: center; width: 40px; height: 40px; border-radius: 9px; background: #ECEEF5; font-weight: 700; color: var(--ink-2); flex-shrink: 0; }
.inline { display: inline-flex; gap: 4px; margin: 0; align-items: center; }
.status-select { min-height: 36px; }

/* Formuláře */
.form label { display: block; font-weight: 700; margin-bottom: 14px; }
.form label small { display: block; font-weight: 400; color: var(--ink-3); margin-top: 1px; }
.form input:not([type=checkbox]):not([type=file]), .form select, .form textarea, select {
  display: block; width: 100%; margin-top: 6px; padding: 10px 12px; min-height: 42px;
  border: 1px solid #C9CDDA; border-radius: 9px; background: #fff; font: 400 1rem/1.4 var(--font); color: var(--ink);
}
select { width: auto; margin-top: 0; }
.form select { width: 100%; }
.form input[type=file] { display: block; margin-top: 6px; font: inherit; }
.form textarea { resize: vertical; }
.form textarea.code { font: 400 .9rem/1.5 ui-monospace, Consolas, monospace; }
.form input:focus, .form select:focus, .form textarea:focus { border-color: var(--teach); outline: 2px solid #C6DAF8; }
.form .check { display: flex; align-items: center; gap: 8px; font-weight: 400; }
.form-cols { display: grid; grid-template-columns: repeat(auto-fit, minmax(380px, 1fr)); gap: 18px; align-items: start; }
.form-cols .panel { margin-bottom: 0; }
.form-actions { display: flex; flex-wrap: wrap; gap: 10px; grid-column: 1 / -1; }
.row-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 0 14px; }
.img-field { border: 0; padding: 0; margin: 0; }
.img-field legend { font-weight: 700; margin-bottom: 8px; }
.img-row { display: grid; grid-template-columns: 110px 1fr; gap: 16px; align-items: start; }
.img-preview { display: grid; place-items: center; width: 110px; height: 110px; border-radius: 12px; overflow: hidden; background: #ECEEF5; }
.img-preview.wide { height: 70px; }
.img-preview img { width: 100%; height: 100%; object-fit: cover; }
.img-preview .mono-s { width: 100%; height: 100%; font-size: 1.6rem; }
.form-inline { display: flex; flex-wrap: wrap; align-items: flex-end; gap: 10px; margin-top: 10px; }
.form-inline label { margin: 0; flex: 1 1 220px; }
.danger-zone { margin-top: 28px; padding: 18px 20px; border: 1px solid #F2C7C2; border-radius: var(--r); background: #FFFBFA; max-width: 760px; }

/* API klíče */
.key { border: 1px solid var(--line); border-radius: 10px; padding: 14px 16px; margin-bottom: 12px; }
.key.is-off { background: #F9FAFC; opacity: .8; }
.key-head { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; }
.key h3 { margin: 0 0 4px; display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.key-mask { font-size: 1rem; letter-spacing: .05em; }
.key-test { text-align: right; max-width: 320px; }
.key-test strong { display: block; }
.key-test.ok strong { color: var(--ok); }
.key-test.bad strong { color: var(--err); }
.key-actions { display: flex; flex-wrap: wrap; gap: 8px; align-items: flex-start; }
.key-more summary { list-style: none; cursor: pointer; }
.key-more summary::-webkit-details-marker { display: none; }
.key-more[open] { flex-basis: 100%; order: 10; }

/* Grafy */
.bars { list-style: none; padding: 0; margin: 0 0 8px; display: grid; gap: 8px; }
.bars li { display: grid; grid-template-columns: minmax(120px, 220px) 1fr auto; gap: 12px; align-items: center; }
.bar { height: 12px; background: #EEF0F6; border-radius: 6px; overflow: hidden; }
.bar span { display: block; height: 100%; background: var(--teach); border-radius: 6px; }
.bar-num { font-weight: 700; min-width: 2.5em; text-align: right; font-variant-numeric: tabular-nums; }
.spark { display: flex; align-items: flex-end; gap: 2px; height: 140px; padding-top: 6px; }
.spark span { flex: 1; background: var(--teach); border-radius: 3px 3px 0 0; min-width: 2px; }
.spark-axis { display: flex; justify-content: space-between; color: var(--ink-3); font-size: .85rem; margin-top: 6px; }
.tabs { display: flex; flex-wrap: wrap; gap: 4px; margin-bottom: 16px; }
.tabs a { padding: 8px 14px; border-radius: 999px; text-decoration: none; color: var(--ink-2); font-weight: 700; background: var(--surface); border: 1px solid var(--line); }
.tabs a.is-current { background: var(--ink); color: #fff; border-color: var(--ink); }
.tabs .tab-right { margin-left: auto; border-style: dashed; }

/* Správa aplikací */
.app-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 16px; }
.app-card h2 { margin: 0; font-size: 1.05rem; }
.app-card .cell-tool img, .app-card .mono-s { width: 48px; height: 48px; }
.app-card .link-list { margin: 12px 0; }
.app-bar { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; padding: 10px 16px; background: var(--surface); border-bottom: 1px solid var(--line); }
.app-bar h1 { font-size: 1.15rem; margin: 0; }
.app-bar .tabs { margin: 0; }
.app-bar > .btn:last-child { margin-left: auto; }
.app-frame { flex: 1; width: 100%; border: 0; min-height: calc(100vh - 58px - 60px); background: #fff; }

/* Přihlášení a instalace */
.auth-page { display: grid; place-items: center; min-height: 100vh; padding: 20px; background: radial-gradient(circle at 20% 10%, #E7F0FD, transparent 40%), radial-gradient(circle at 85% 90%, #F5E9F8, transparent 45%), var(--paper); }
.auth-card { width: 100%; max-width: 420px; background: var(--surface); border: 1px solid var(--line); border-radius: 18px; padding: 32px 28px; }
.auth-card.wide { max-width: 640px; }
.auth-logo { margin-bottom: 12px; }
.checks { list-style: none; padding: 0; margin: 0 0 18px; display: grid; gap: 6px; }
.checks li span { display: inline-block; min-width: 90px; font-weight: 700; font-size: .85rem; }
.checks li.ok span { color: var(--ok); } .checks li.bad span { color: var(--err); }
.checks small { display: block; color: var(--ink-3); margin-left: 94px; }
.steps li { margin-bottom: 8px; }

/* Prompty */
.prompt-grid { display: grid; grid-template-columns: minmax(0, 1fr) 300px; gap: 18px; align-items: start; }
.prompt-grid .panel { margin-bottom: 0; }
.prompt-grid aside { position: sticky; top: 76px; }
.prompt-form > .panel { margin-top: 18px; }
.char-count { display: block; text-align: right; font-weight: 400; color: var(--ink-3); font-size: .82rem; margin-top: 4px; }
.test-out { margin-top: 14px; padding: 14px 16px; border-radius: 10px; border: 1px solid var(--line); background: #F9FAFC; }
.test-out.bad { border-color: #F2C7C2; background: var(--err-soft); }
.test-answer { margin-top: 6px; white-space: normal; }
pre.hist { white-space: pre-wrap; font-size: .82rem; max-height: 300px; overflow: auto; background: #F4F5F9; color: var(--ink); }

/* Mobil */
@media (max-width: 860px) {
  .a-top { padding: 0 12px; gap: 10px; }
  .a-menu { display: inline-flex; align-items: center; min-height: 38px; padding: 0 12px; border-radius: 8px; border: 1px solid #3A4060; background: transparent; color: #fff; font: 700 .9rem var(--font); cursor: pointer; }
  .a-user a:first-child { display: none; }
  .a-shell { grid-template-columns: 1fr; }
  .a-nav { display: none; border-right: 0; border-bottom: 1px solid var(--line); }
  .a-nav.is-open { display: flex; }
  .row-2 { grid-template-columns: 1fr; }
  .prompt-grid { grid-template-columns: 1fr; }
  .prompt-grid aside { position: static; }
  .form-cols { grid-template-columns: 1fr; }
  .bars li { grid-template-columns: 1fr auto; }
  .bars .bar { grid-column: 1 / -1; grid-row: 2; }
  .tbl .w-order { width: 72px; }
  .key-test { text-align: left; }
}
@media (max-width: 520px) {
  .a-user { gap: 10px; font-size: .85rem; }
  .a-user a[href*="ucet"] { display: none; }
  .img-row { grid-template-columns: 1fr; }
  .tbl thead { display: none; }
  .tbl tr { display: grid; grid-template-columns: auto 1fr; gap: 4px 10px; padding: 10px 0; border-bottom: 1px solid #EEF0F5; }
  .tbl td { border: 0; padding: 2px 4px; }
  .tbl td:nth-child(2) { grid-column: 2; }
  .tbl td:nth-child(n+3) { grid-column: 1 / -1; }
  .row-actions { text-align: left; }
  .row-actions a:first-child { margin-left: 0; }
}