/* ACOUSTIC PRO — оформление интерфейса */
:root{--bg:#f3f5f8;--panel:#fff;--line:#d9dee5;--line2:#e9ecf1;--ink:#16202b;--muted:#5d6b7a;--brand:#0f4c81;--brand2:#0b3a63;--accent:#c8501e;--ok:#1d7f4f;--warn:#a86a00;--fail:#b3261e;--amb:#6b3fa0;--radius:6px;--mono:ui-monospace,SFMono-Regular,Consolas,"Liberation Mono",monospace}
*{box-sizing:border-box}
html,body{height:100%}
body{margin:0;font:14px/1.45 system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;color:var(--ink);background:var(--bg)}
h1,h2,h3,h4{margin:0 0 .5em;line-height:1.25;font-weight:600}
h1{font-size:20px}h2{font-size:16px}h3{font-size:14px}h4{font-size:13px;color:var(--muted);text-transform:uppercase;letter-spacing:.04em}
a{color:var(--brand)}
code,.mono{font-family:var(--mono);font-size:12.5px}
.boot{padding:40px;color:var(--muted)}
.muted{color:var(--muted)}.small{font-size:12px}.right{text-align:right}.center{text-align:center}.nowrap{white-space:nowrap}
.layout{display:grid;grid-template-columns:232px 1fr;grid-template-rows:52px 1fr;height:100vh}
.topbar{grid-column:1/3;display:flex;align-items:center;gap:14px;padding:0 16px;background:var(--brand);color:#fff}
.topbar .brand{display:flex;align-items:center;gap:9px;font-weight:700;letter-spacing:.06em;font-size:15px;width:216px}
.topbar .brand img{width:26px;height:26px}
.topbar .crumbs{flex:1;font-size:13px;opacity:.92;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.topbar .user{font-size:13px;display:flex;gap:10px;align-items:center}
.topbar button{background:rgba(255,255,255,.14);color:#fff;border:0;border-radius:4px;padding:5px 10px;cursor:pointer;font:inherit;font-size:12.5px}
.topbar button:hover{background:rgba(255,255,255,.26)}
#menu-toggle{display:none}
.sidebar{background:#1b2733;color:#cfd8e2;overflow:auto;padding:8px 0}
.sidebar a{display:block;padding:8px 18px;color:inherit;text-decoration:none;font-size:13.5px;border-left:3px solid transparent}
.sidebar a:hover{background:#243443;color:#fff}
.sidebar a.active{background:#243443;color:#fff;border-left-color:#5aa9e6}
.sidebar .group{padding:14px 18px 4px;font-size:11px;text-transform:uppercase;letter-spacing:.08em;color:#7f8fa1}
.sidebar .ver{padding:14px 18px;font-size:11px;color:#7f8fa1}
.main{overflow:auto;padding:18px 22px 40px}
.page-head{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;margin-bottom:14px;flex-wrap:wrap}
.page-head p{margin:2px 0 0;color:var(--muted)}
.actions{display:flex;gap:8px;flex-wrap:wrap;align-items:center}
.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:14px 16px;margin-bottom:14px}
.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:12px;margin-bottom:14px}
.stat{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:12px 14px}
.stat .v{font-size:24px;font-weight:650;font-variant-numeric:tabular-nums}.stat .l{color:var(--muted);font-size:12.5px}
.cols{display:grid;grid-template-columns:1fr 1fr;gap:14px}.cols3{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.btn{display:inline-flex;align-items:center;gap:6px;border:1px solid var(--line);background:#fff;color:var(--ink);border-radius:5px;padding:6px 12px;font:inherit;font-size:13px;cursor:pointer;text-decoration:none;white-space:nowrap}
.btn:hover{border-color:#aab4c0;background:#f7f9fb}.btn:disabled{opacity:.5;cursor:not-allowed}
.btn.primary{background:var(--brand);border-color:var(--brand);color:#fff}.btn.primary:hover{background:var(--brand2)}
.btn.danger{color:var(--fail);border-color:#e4b9b6}.btn.small{padding:3px 8px;font-size:12px}.btn.on{background:#e3eefa;border-color:#8fb8e3}
table.grid{width:100%;border-collapse:collapse;font-size:13px}
table.grid th,table.grid td{border-bottom:1px solid var(--line2);padding:6px 8px;text-align:left;vertical-align:top}
table.grid th{background:#f0f3f7;font-weight:600;font-size:12px;color:#394655;position:sticky;top:0;white-space:nowrap}
table.grid td.num,table.grid th.num{text-align:right;font-variant-numeric:tabular-nums;font-family:var(--mono);font-size:12.5px}
table.grid tr.sel td{background:#e9f2fc}table.grid tr.click{cursor:pointer}table.grid tr.click:hover td{background:#f5f8fb}
table.grid tr.total td{font-weight:650;background:#f7f9fb}
table.grid input,table.grid select{width:100%;min-width:52px;padding:3px 5px;border:1px solid var(--line);border-radius:3px;font:inherit;font-size:12.5px}
table.grid input.band{min-width:46px;text-align:right;font-family:var(--mono)}
.table-wrap{overflow:auto;max-width:100%;border:1px solid var(--line);border-radius:var(--radius);background:#fff}
.badge{display:inline-block;padding:2px 8px;border-radius:10px;font-size:11.5px;font-weight:600;white-space:nowrap;background:#e8ecf1;color:#394655}
.badge.ok,.badge.PASSED,.badge.done,.badge.RESOLVED{background:#dff3e8;color:var(--ok)}
.badge.fail,.badge.FAILED,.badge.error{background:#fbe1df;color:var(--fail)}
.badge.warn,.badge.WARNING,.badge.OPEN,.badge.running{background:#fdf0d5;color:var(--warn)}
.badge.AMB,.badge.CONFIRMED,.badge.UNDER{background:#ece2f7;color:var(--amb)}
.badge.NOT,.badge.OFFICIAL{background:#dbe7f5;color:var(--brand)}
label{display:block;font-size:12.5px;color:#394655;margin-bottom:9px}
label input,label select,label textarea{display:block;width:100%;margin-top:3px;padding:6px 8px;border:1px solid var(--line);border-radius:4px;font:inherit;font-size:13.5px;background:#fff;color:var(--ink)}
label textarea{min-height:70px;resize:vertical}
label.check{display:flex;gap:7px;align-items:center}label.check input{width:auto;margin:0}
input:focus,select:focus,textarea:focus,button:focus-visible,a:focus-visible{outline:2px solid #5aa9e6;outline-offset:1px}
.form-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:0 14px}
.msg{padding:9px 12px;border-radius:5px;margin:10px 0;font-size:13px;border:1px solid}
.msg.ok{background:#e9f7ef;border-color:#b9e2c9;color:#14573a}.msg.err{background:#fdecea;border-color:#f3c1bd;color:#8c1d18}
.msg.warn{background:#fff6e0;border-color:#f0d9a0;color:#6f4700}.msg.info{background:#eaf2fb;border-color:#c4d9f0;color:#173f66}
.tabs{display:flex;gap:2px;border-bottom:1px solid var(--line);margin-bottom:14px;overflow-x:auto}
.tabs button{border:0;background:none;padding:8px 13px;font:inherit;font-size:13.5px;color:var(--muted);cursor:pointer;border-bottom:2px solid transparent;white-space:nowrap}
.tabs button.active{color:var(--brand);border-bottom-color:var(--brand);font-weight:600}
.modal-back{position:fixed;inset:0;background:rgba(15,25,35,.45);display:flex;align-items:flex-start;justify-content:center;padding:5vh 16px;z-index:50;overflow:auto}
.modal{background:#fff;border-radius:8px;width:min(720px,100%);box-shadow:0 12px 40px rgba(0,0,0,.25)}
.modal.wide{width:min(1100px,100%)}
.modal header{display:flex;justify-content:space-between;align-items:center;padding:12px 16px;border-bottom:1px solid var(--line)}
.modal header h2{margin:0}.modal .body{padding:14px 16px;max-height:72vh;overflow:auto}
.modal footer{display:flex;justify-content:flex-end;gap:8px;padding:10px 16px;border-top:1px solid var(--line)}
.x{border:0;background:none;font-size:20px;cursor:pointer;color:var(--muted);line-height:1}
#toast-root{position:fixed;right:16px;bottom:16px;display:flex;flex-direction:column;gap:8px;z-index:80}
.toast{background:#1b2733;color:#fff;padding:9px 14px;border-radius:5px;font-size:13px;max-width:420px;box-shadow:0 4px 14px rgba(0,0,0,.25)}
.toast.err{background:var(--fail)}.toast.ok{background:var(--ok)}
.progress{height:8px;background:#e3e8ee;border-radius:4px;overflow:hidden}.progress i{display:block;height:100%;background:var(--brand);width:0;transition:width .2s}
.login{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:20px}
.login .box{background:#fff;border:1px solid var(--line);border-radius:8px;padding:26px 28px;width:min(400px,100%)}
.login .logo{display:flex;align-items:center;gap:10px;font-weight:700;letter-spacing:.06em;font-size:19px;color:var(--brand);margin-bottom:6px}
.login .logo img{width:34px}
body.setup{background:var(--bg)}.setup-box{max-width:780px;margin:30px auto;background:#fff;border:1px solid var(--line);border-radius:8px;padding:22px 26px}
.setup-box h1 small{font-weight:400;color:var(--muted);font-size:14px}.setup-box h2{margin-top:18px}
pre.code{background:#f3f5f8;border:1px solid var(--line);padding:10px;border-radius:5px;overflow:auto;font-size:12px}
/* рабочее пространство проекта */
.ws{display:grid;grid-template-columns:1fr 330px;gap:12px;align-items:start}
.canvas-box{background:#fff;border:1px solid var(--line);border-radius:var(--radius);position:relative;overflow:hidden}
.canvas-box canvas{display:block;width:100%;height:560px;touch-action:none;cursor:crosshair}
.toolbar{display:flex;gap:5px;flex-wrap:wrap;padding:7px;border-bottom:1px solid var(--line);background:#f7f9fb;align-items:center}
.toolbar .sep{width:1px;height:22px;background:var(--line);margin:0 4px}
.statusbar{display:flex;gap:16px;padding:5px 10px;border-top:1px solid var(--line);font-size:12px;color:var(--muted);font-family:var(--mono);flex-wrap:wrap}
.props{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:12px 14px;max-height:660px;overflow:auto}
.props h3{margin-bottom:10px}.props table.grid input.band{min-width:30px;padding:3px 2px;font-size:11.5px}.props table.grid th,.props table.grid td{padding:4px 2px}.props .row2{display:grid;grid-template-columns:1fr 1fr;gap:0 8px}.props .row3{display:grid;grid-template-columns:1fr 1fr 1fr;gap:0 8px}
.legend{display:flex;align-items:center;gap:8px;font-size:12px;padding:6px 10px;border-top:1px solid var(--line)}
.legend .bar{flex:1;height:12px;border-radius:2px;background:linear-gradient(90deg,#2c52a0,#46aac8,#6ebe6e,#f0dc46,#eb8c32,#c82828)}
.trace details{border:1px solid var(--line);border-radius:5px;margin-bottom:8px;background:#fff}
.trace summary{padding:8px 12px;cursor:pointer;font-weight:600;font-size:13px}
.trace .inner{padding:4px 12px 12px}
.kv{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:2px 16px;font-size:12.5px;margin:6px 0 10px}
.kv div{display:flex;justify-content:space-between;border-bottom:1px dotted var(--line);padding:2px 0}.kv b{font-family:var(--mono);font-weight:500}
.formula{font-family:var(--mono);font-size:12.5px;background:#f3f5f8;border-left:3px solid var(--brand);padding:6px 10px;margin:6px 0;white-space:pre-wrap;overflow-wrap:anywhere}
.chart-box{height:300px;position:relative}
.lesson h3{margin-top:16px}.lesson .tag{font-size:11px;font-weight:600;padding:1px 7px;border-radius:3px;margin-right:6px}
.lesson .tag.norm{background:#dbe7f5;color:var(--brand)}.lesson .tag.expl{background:#fdf0d5;color:var(--warn)}
.quiz .q{border:1px solid var(--line);border-radius:5px;padding:10px 12px;margin-bottom:8px}.quiz .q.right-a{border-color:#9bd3b3;background:#f1faf5}.quiz .q.wrong-a{border-color:#ecb1ad;background:#fdf3f2}
.empty{padding:26px;text-align:center;color:var(--muted)}
@media (max-width:1100px){.ws{grid-template-columns:1fr}.cols,.cols3{grid-template-columns:1fr}}
@media (max-width:820px){.layout{grid-template-columns:1fr}.sidebar{position:fixed;top:52px;bottom:0;left:0;width:240px;z-index:40;transform:translateX(-100%);transition:transform .2s}.sidebar.open{transform:none}#menu-toggle{display:inline-block}.topbar .brand{width:auto}.main{padding:12px}.topbar .crumbs{display:none}.canvas-box canvas{height:420px}}
@media print{.sidebar,.topbar,.actions,.toolbar{display:none}.layout{display:block}.main{overflow:visible}}