:root{--bg:#f6f7f9;--card:#fff;--ink:#1c2024;--muted:#6b7280;--line:#e3e6ea;--accent:#2f6feb;
--chip:#eef1f5;--sel-bg:#e7eefc;--sel-fg:#2a54b8;--bad:#c53030;--hint-bg:#fdf6e3}
@media (prefers-color-scheme:dark){:root{--bg:#15181c;--card:#1d2126;--ink:#e8eaed;--muted:#9aa3ad;
--line:#2c3238;--chip:#262c33;--sel-bg:#1e2a44;--sel-fg:#9dbaff;--bad:#e58a8a;--hint-bg:#2b2716}}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);font:15px/1.5 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif}
a{color:var(--accent)}
header{background:var(--card);border-bottom:1px solid var(--line);padding:10px 20px;display:flex;gap:18px;
align-items:center;position:sticky;top:0;z-index:5;flex-wrap:wrap}
header .brand{font-weight:700;letter-spacing:.5px}header .sp{flex:1}
.wrap{max-width:980px;margin:0 auto;padding:22px 16px 90px}
h1{font-size:20px;margin:0 0 4px}h2{font-size:16px;margin:28px 0 8px}
.sub{color:var(--muted);font-size:14px;margin-bottom:16px}
.note{color:var(--muted);font-size:13px}.err{color:var(--bad)}
.hint{background:var(--hint-bg);border-radius:8px;padding:8px 12px;font-size:14px}
.card{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:12px 16px;margin-bottom:10px}
.card.narrow{max-width:520px;margin:40px auto}
.shead{margin-bottom:6px}
/* підсумок деревом: групи-спеціалізації течуть колонками, щоб не розтягувати сторінку */
.stree{columns:3 240px;column-gap:28px}
.sgroup{break-inside:avoid;margin-bottom:10px;font-size:14px}
.sline{padding:1px 0}.sline.d0{font-weight:600}
.sline.d1{padding-left:16px}.sline.d2{padding-left:32px}
.sline.ctx{color:var(--muted);font-weight:400}.sline.d0.ctx{font-weight:600}
.lv{font-size:12px;background:var(--sel-bg);color:var(--sel-fg);border-radius:8px;padding:0 7px;font-weight:600}
.chip{display:inline-block;background:var(--chip);border-radius:12px;padding:1px 9px;margin:2px 4px 2px 0;font-size:13px}
.tag{font-size:11px;background:var(--chip);color:var(--muted);border-radius:8px;padding:0 6px;vertical-align:middle}
input,select{padding:6px 9px;border:1px solid var(--line);border-radius:6px;background:var(--card);color:var(--ink);font:inherit;font-size:14px}
button,.btn{padding:6px 12px;border-radius:6px;border:1px solid var(--line);background:var(--chip);color:var(--ink);
cursor:pointer;font:inherit;font-size:14px;text-decoration:none;display:inline-block}
button.primary,.btn.primary{background:var(--accent);border-color:var(--accent);color:#fff}
.btn.big{padding:10px 18px;font-size:15px}
button.del{background:var(--card);color:var(--muted)}button.del:hover{border-color:var(--bad);color:var(--bad)}
.row{display:flex;gap:8px;align-items:center;flex-wrap:wrap}
form.inline{display:inline-flex}
/* дерево */
.node{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:5px 0;flex-wrap:wrap}
.node.d0 .name{font-weight:600;font-size:16px}
.node.d1{padding-left:22px;border-top:1px dashed var(--line)}
.node.d2{padding-left:44px}
.seg{display:inline-flex;border:1px solid var(--line);border-radius:7px;overflow:hidden;flex-shrink:0}
.seg label{margin:0;cursor:pointer}
.seg input{position:absolute;opacity:0;pointer-events:none}
.seg span{display:block;padding:4px 10px;font-size:13px;color:var(--muted);border-left:1px solid var(--line)}
.seg label:first-child span{border-left:0}
.seg input:checked+span{background:var(--sel-bg);color:var(--sel-fg);font-weight:600}
.seg input[value=""]:checked+span{background:none;color:var(--muted);font-weight:400}
.seg input:focus-visible+span{outline:2px solid var(--accent);outline-offset:-2px}
details.suggest{margin-top:6px}details.suggest summary{cursor:pointer;color:var(--accent);font-size:13px}
details.suggest form{margin-top:8px}details.inline{display:inline-block}
.w-name{width:220px}
/* таблиці */
table{width:100%;border-collapse:collapse;font-size:14px;background:var(--card)}
th,td{text-align:left;padding:5px 8px;border-bottom:1px solid var(--line);vertical-align:top}
th{font-size:12px;color:var(--muted);font-weight:600}
td.n,th.n{text-align:right;font-variant-numeric:tabular-nums}
.matrix tr.top td{font-weight:600;background:var(--chip)}
.sugg .row{margin-top:6px}
@media (max-width:600px){.node{flex-direction:column;align-items:flex-start}.node.d1,.node.d2{padding-left:12px}
.seg span{padding:4px 8px}}
/* затвердження */
.cnt{background:var(--accent);color:#fff;border-radius:9px;padding:0 6px;font-size:12px}
.rv{font-size:12px;color:var(--muted);margin-left:auto;margin-right:8px}
.rv.approved,.rv.adjusted{color:var(--sel-fg)}.rv.rejected{color:var(--bad)}
table.review td{vertical-align:middle}table.review td.top{font-weight:600}
table.review tr.ctx td{color:var(--muted)}
.rseg label.self span{text-decoration:underline;text-underline-offset:3px}
.rseg label.rej input:checked+span{background:var(--bad);color:#fff}
.rcomment{width:100%;min-width:140px}.rcomment.saved{border-color:var(--sel-fg)}
.rvc{color:var(--muted);font-style:italic}
.filters{margin:8px 0 12px}.filters input{min-width:220px}
.role{display:inline-block;font-size:12px;border-radius:8px;padding:0 7px;margin:1px 4px 1px 0;background:var(--chip)}
.role.admin{background:var(--sel-bg);color:var(--sel-fg);font-weight:600}
.role.reviewer{background:var(--hint-bg)}