/* Метод — оформление платформы */
:root{
  --bg:#f4f5fa; --card:#fff; --ink:#14152b; --muted:#6b7085; --line:#e6e8f0;
  --accent:#4f46e5; --accent-soft:#eef0ff; --cyan:#0891b2; --ok:#16a34a; --ok-soft:#e8f7ee;
  --warn:#d97706; --warn-soft:#fdf3e3; --danger:#e11d48; --danger-soft:#fdeaf0;
  --r:14px; --shadow:0 1px 2px rgba(20,21,43,.06), 0 8px 24px rgba(20,21,43,.06);
}
*{box-sizing:border-box}
html,body{height:100%}
body{margin:0;font:15px/1.5 -apple-system,BlinkMacSystemFont,"Segoe UI",Inter,Roboto,sans-serif;
  color:var(--ink);background:var(--bg);-webkit-font-smoothing:antialiased}
button,input,select,textarea{font:inherit;color:inherit}
h1,h2,h3,h4{margin:0;line-height:1.25;font-weight:650;letter-spacing:-.01em}
a{color:var(--accent);text-decoration:none}
[hidden]{display:none !important}

/* ---------- вход и регистрация ---------- */
.auth{min-height:100vh;display:grid;place-items:center;padding:24px}
.auth-card{width:min(430px,100%);background:#fff;border:1px solid var(--line);border-radius:18px;
  padding:30px;box-shadow:0 20px 50px rgba(20,21,43,.10)}
.auth .logo{width:44px;height:44px;border-radius:12px;background:linear-gradient(135deg,#6366f1,#06b6d4);
  display:grid;place-items:center;color:#fff;font-weight:800;font-size:21px;margin-bottom:16px}
.auth h1{font-size:23px;margin-bottom:6px}
.auth .switch{margin-top:18px;font-size:13.5px;color:var(--muted);text-align:center}
.auth .err{background:var(--danger-soft);color:#a3123c;padding:10px 13px;border-radius:10px;
  font-size:13.5px;margin-bottom:14px}
.auth .note{background:#f7f8fc;border-left:3px solid var(--accent);padding:11px 13px;
  border-radius:0 10px 10px 0;font-size:13px;color:var(--muted);margin-bottom:16px}

/* ---------- каркас ---------- */
.app{display:grid;grid-template-columns:248px 1fr;height:100vh;overflow:hidden}
.side{background:#14152b;color:#c9cbe0;display:flex;flex-direction:column;padding:18px 14px;gap:6px;overflow:auto}
.brand{display:flex;align-items:center;gap:10px;padding:6px 8px 18px;color:#fff}
.brand .logo{width:32px;height:32px;border-radius:9px;background:linear-gradient(135deg,#6366f1,#06b6d4);
  display:grid;place-items:center;font-weight:800;font-size:16px;color:#fff}
.brand b{font-size:17px;letter-spacing:-.02em}
.brand small{display:block;font-size:11px;color:#7d81a3;font-weight:400}
.nav{display:flex;flex-direction:column;gap:2px}
.nav button{display:flex;align-items:center;gap:11px;width:100%;padding:9px 11px;border:0;border-radius:10px;
  background:transparent;color:#c9cbe0;cursor:pointer;text-align:left;font-size:14.5px}
.nav button:hover{background:#1e2040;color:#fff}
.nav button.on{background:var(--accent);color:#fff;font-weight:550}
.nav .ic{width:18px;text-align:center;opacity:.9}
.nav .badge{margin-left:auto;background:#e11d48;color:#fff;font-size:11px;font-weight:700;padding:1px 6px;border-radius:20px}
.side .spacer{flex:1}
.userbox{background:#1e2040;border-radius:12px;padding:12px;font-size:13px;color:#c9cbe0}
.userbox .role{font-size:11.5px;color:#8b8fb0;margin-top:2px}
.userbox button{width:100%;margin-top:10px;padding:7px;border:0;border-radius:8px;background:#2a2c52;
  color:#c9cbe0;cursor:pointer;font-size:13px}
.userbox button:hover{background:#343767;color:#fff}

.main{overflow:auto;display:flex;flex-direction:column}
.top{position:sticky;top:0;z-index:20;background:rgba(244,245,250,.86);backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);padding:16px 28px;display:flex;align-items:center;gap:16px}
.top h1{font-size:22px}
.top .sub{color:var(--muted);font-size:13px;margin-top:2px}
.top .right{margin-left:auto;display:flex;align-items:center;gap:10px;flex-wrap:wrap;justify-content:flex-end}
.avatar{width:34px;height:34px;border-radius:50%;background:var(--accent-soft);color:var(--accent);
  display:grid;place-items:center;font-weight:700;font-size:13px;flex:none}
.wrap{padding:24px 28px 56px;max-width:1240px;width:100%}

/* ---------- элементы ---------- */
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--shadow)}
.pad{padding:18px}
.grid{display:grid;gap:16px}
.g2{grid-template-columns:repeat(2,1fr)} .g3{grid-template-columns:repeat(3,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}
@media(max-width:1100px){.g4,.g3{grid-template-columns:1fr 1fr}}
@media(max-width:760px){.app{grid-template-columns:1fr}.side{display:none}.g4,.g3,.g2{grid-template-columns:1fr}}
.row{display:flex;align-items:center;gap:10px}
.between{display:flex;align-items:center;justify-content:space-between;gap:12px}
.muted{color:var(--muted)} .small{font-size:13px} .tiny{font-size:12px}
.sec-title{font-size:13px;font-weight:650;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);margin-bottom:12px}

.btn{border:1px solid var(--line);background:#fff;padding:8px 14px;border-radius:10px;cursor:pointer;
  font-size:14px;transition:.15s;white-space:nowrap}
.btn:hover{border-color:#c9ccdd;background:#fafbff}
.btn.pri{background:var(--accent);border-color:var(--accent);color:#fff;font-weight:550}
.btn.pri:hover{background:#4338ca}
.btn.ghost{border-color:transparent;background:transparent;color:var(--muted)}
.btn.ghost:hover{background:#eceefb;color:var(--ink)}
.btn.dan{color:var(--danger);border-color:#f4c6d4}
.btn.dan:hover{background:var(--danger-soft)}
.btn.sm{padding:5px 10px;font-size:13px;border-radius:8px}
.btn.wide{width:100%;padding:12px;font-size:15px}
.btn:disabled{opacity:.45;cursor:not-allowed}

.tag{display:inline-flex;align-items:center;gap:5px;padding:3px 9px;border-radius:20px;font-size:12px;font-weight:600}
.t-ind{background:var(--accent-soft);color:var(--accent)}
.t-grp{background:#e0f6fb;color:var(--cyan)}
.t-ok{background:var(--ok-soft);color:var(--ok)}
.t-warn{background:var(--warn-soft);color:var(--warn)}
.t-dan{background:var(--danger-soft);color:var(--danger)}
.t-grey{background:#eef0f5;color:var(--muted)}

.field{display:block;margin-bottom:14px}
.field span{display:block;font-size:13px;font-weight:600;margin-bottom:5px}
.field input,.field select,.field textarea{width:100%;padding:9px 11px;border:1px solid var(--line);
  border-radius:10px;background:#fff;outline:none}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}
.field textarea{min-height:82px;resize:vertical}
.f2{display:grid;grid-template-columns:1fr 1fr;gap:12px}

.stat{padding:16px}
.stat .n{font-size:28px;font-weight:700;letter-spacing:-.02em}
.stat .l{font-size:12.5px;color:var(--muted);margin-top:2px}
.stat .d{font-size:12px;margin-top:6px}

.list{display:flex;flex-direction:column}
.item{display:flex;align-items:center;gap:12px;padding:13px 16px;border-top:1px solid var(--line);flex-wrap:wrap}
.item:first-child{border-top:0}
.item:hover{background:#fafbff}
.dot{width:9px;height:9px;border-radius:50%;flex:none}
.empty{padding:38px;text-align:center;color:var(--muted);font-size:14px}

/* ---------- расписание ---------- */
.cal{border:1px solid var(--line);border-radius:var(--r);background:#fff;overflow:hidden;box-shadow:var(--shadow)}
.cal-head{display:grid;grid-template-columns:56px repeat(7,1fr);border-bottom:1px solid var(--line);background:#fbfcff}
.cal-head div{padding:9px 6px;text-align:center;font-size:12.5px;color:var(--muted);border-left:1px solid var(--line)}
.cal-head div:first-child{border-left:0}
.cal-head div b{display:block;font-size:16px;color:var(--ink)}
.cal-head div.today b{color:var(--accent)}
.cal-body{display:grid;grid-template-columns:56px repeat(7,1fr);max-height:560px;overflow:auto}
.hours{border-right:1px solid var(--line)}
.hours div{height:52px;font-size:11px;color:var(--muted);text-align:right;padding:2px 6px 0 0}
.daycol{border-left:1px solid var(--line);position:relative}
.slot{height:52px;border-bottom:1px solid #f1f2f8}
.slot.over{background:var(--accent-soft)}
.lsn{position:absolute;left:3px;right:3px;border-radius:9px;padding:5px 7px;font-size:12px;color:#fff;
  cursor:grab;overflow:hidden;box-shadow:0 2px 6px rgba(20,21,43,.18)}
.lsn b{display:block;font-size:12.5px;font-weight:650}
.lsn.done{opacity:.62}
.lsn.canceled{opacity:.5;text-decoration:line-through}
.lsn:active{cursor:grabbing}

/* ---------- модальные окна ---------- */
.ov{position:fixed;inset:0;background:rgba(20,21,43,.45);backdrop-filter:blur(3px);z-index:400;
  display:grid;place-items:center;padding:24px}
.modal{background:#fff;border-radius:18px;width:min(560px,100%);max-height:88vh;overflow:auto;
  box-shadow:0 24px 64px rgba(20,21,43,.28)}
.modal .mh{padding:20px 22px 0;display:flex;justify-content:space-between;gap:12px;align-items:flex-start}
.modal .mb{padding:16px 22px}
.modal .mf{padding:14px 22px 20px;display:flex;gap:10px;justify-content:flex-end;flex-wrap:wrap}
.x{border:0;background:#f1f2f8;width:30px;height:30px;border-radius:9px;cursor:pointer;color:var(--muted);font-size:16px}

/* ---------- доска ---------- */
.board-ov{position:fixed;inset:0;background:#1b1c33;z-index:200;display:flex;flex-direction:column}
.board-top{display:flex;align-items:center;gap:10px;padding:10px 14px;color:#e6e7f2;background:#14152b;
  border-bottom:1px solid #2a2c52;flex-wrap:wrap}
.tool{width:36px;height:36px;border-radius:9px;border:1px solid #2a2c52;background:#1e2040;color:#c9cbe0;
  cursor:pointer;display:grid;place-items:center;font-size:15px}
.tool.on{background:var(--accent);border-color:var(--accent);color:#fff}
.board-stage{flex:1;overflow:auto;display:grid;place-items:center;padding:16px}
#bcanvas{background:#fff;border-radius:10px;box-shadow:0 10px 40px rgba(0,0,0,.4);touch-action:none;
  cursor:crosshair;max-width:100%;height:auto}
.swatch{width:22px;height:22px;border-radius:50%;border:2px solid transparent;cursor:pointer}
.swatch.on{border-color:#fff}
.divider{width:1px;height:26px;background:#2a2c52}

/* ---------- прочее ---------- */
.bar{height:7px;background:#eef0f5;border-radius:20px;overflow:hidden}
.bar i{display:block;height:100%;background:var(--accent);border-radius:20px}
.chart{display:flex;align-items:flex-end;gap:8px;height:110px}
.chart .c{flex:1;background:var(--accent-soft);border-radius:6px 6px 0 0;position:relative;min-height:3px}
.chart .c i{position:absolute;left:0;right:0;bottom:0;background:var(--accent);border-radius:6px 6px 0 0;display:block}
.chart-x{display:flex;gap:8px;margin-top:6px}
.chart-x span{flex:1;text-align:center;font-size:11px;color:var(--muted)}
.tabs{display:flex;gap:4px;border-bottom:1px solid var(--line);margin-bottom:18px;overflow:auto}
.tabs button{border:0;background:transparent;padding:10px 14px;cursor:pointer;color:var(--muted);
  border-bottom:2px solid transparent;font-size:14px;white-space:nowrap}
.tabs button.on{color:var(--accent);border-color:var(--accent);font-weight:600}
.toast{position:fixed;bottom:22px;left:50%;transform:translateX(-50%);background:#14152b;color:#fff;
  padding:11px 18px;border-radius:12px;font-size:14px;z-index:600;box-shadow:0 10px 30px rgba(0,0,0,.25);
  max-width:calc(100% - 40px)}
.toast.bad{background:#a3123c}
.code{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;background:#f1f2f8;padding:10px 12px;
  border-radius:10px;font-size:13px;word-break:break-all}
.thumb{height:104px;border-radius:10px;background:#f1f2f8;display:grid;place-items:center;
  color:var(--muted);font-size:26px;margin-bottom:10px;overflow:hidden}
.thumb canvas{width:100%;height:100%;object-fit:cover}
.hl{background:linear-gradient(135deg,#4f46e5,#0891b2);color:#fff;border:0}
.hl .muted,.hl .l{color:rgba(255,255,255,.75)}
.loading{min-height:100vh;display:grid;place-items:center;color:var(--muted)}