:root { --bg:#f3f5f9; --card:#fff; --ink:#1f2937; --mut:#6b7280; --line:#e5e7eb; --pri:#1d4ed8; --pri2:#1e3a8a; --ok:#065f46; --okbg:#d1fae5; --err:#991b1b; --errbg:#fee2e2; }
* { box-sizing: border-box; }
body { margin:0; font-family: system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif; background: var(--bg); color: var(--ink); font-size: 15px; }
a { color: var(--pri); text-decoration: none; } a:hover { text-decoration: underline; }
code { background:#eef2ff; padding:1px 5px; border-radius:4px; font-size:.9em; }
.muted { color: var(--mut); } .small { font-size: 13px; } .r { text-align: right; }

.layout { display:flex; min-height:100vh; }
.side { width:240px; background: linear-gradient(180deg,var(--pri2),#172554); color:#fff; flex:none; display:flex; flex-direction:column; }
.brand { display:flex; gap:10px; align-items:center; padding:18px 16px; border-bottom:1px solid rgba(255,255,255,.12); }
.brand img { width:42px; height:42px; object-fit:contain; background:#fff; border-radius:8px; padding:3px; }
.brand strong { display:block; letter-spacing:.5px; } .brand small { display:block; font-size:11px; opacity:.75; line-height:1.2; }
.side nav { padding:10px; display:flex; flex-direction:column; gap:2px; }
.side nav a { color:#dbe4ff; padding:10px 12px; border-radius:8px; }
.side nav a:hover { background:rgba(255,255,255,.1); text-decoration:none; }
.side nav a.on { background:#fff; color:var(--pri2); font-weight:600; }
.side nav a.out { margin-top:14px; border-top:1px solid rgba(255,255,255,.12); border-radius:0; padding-top:14px; }

.main { flex:1; min-width:0; display:flex; flex-direction:column; }
.top { display:flex; align-items:center; gap:12px; background:var(--card); border-bottom:1px solid var(--line); padding:12px 22px; }
.top h1 { font-size:19px; margin:0; flex:1; }
.top .who { color:var(--mut); font-size:14px; }
.burger { display:none; background:none; border:0; font-size:24px; cursor:pointer; }
.content { padding:22px; flex:1; max-width:1200px; width:100%; }
.foot { text-align:center; color:var(--mut); font-size:12px; padding:14px; }

.panel { background:var(--card); border:1px solid var(--line); border-radius:12px; padding:18px; margin-bottom:18px; }
.panel.narrow { max-width:640px; }
.panel h2 { font-size:16px; margin:0 0 12px; } .panel h3 { font-size:15px; margin:0 0 6px; }
.cards { display:grid; grid-template-columns:repeat(auto-fit,minmax(190px,1fr)); gap:14px; margin-bottom:18px; }
.stat { background:var(--card); border:1px solid var(--line); border-radius:12px; padding:16px; border-left:5px solid var(--pri); }
.stat span { color:var(--mut); font-size:13px; } .stat strong { display:block; font-size:30px; margin-top:4px; }

label { display:block; font-size:13px; color:#374151; margin-bottom:12px; }
label input, label select { display:block; width:100%; margin-top:4px; }
input, select { font:inherit; padding:9px 10px; border:1px solid #cbd5e1; border-radius:8px; background:#fff; }
input:focus, select:focus { outline:2px solid #93c5fd; border-color:var(--pri); }
input[type=checkbox] { width:auto; margin:0; }
label.chk { display:flex; align-items:center; gap:6px; margin:0; font-size:14px; }
label.chk select { display:inline-block; width:auto; margin:0; padding:5px 8px; }
hr { border:0; border-top:1px solid var(--line); margin:16px 0; }
.grid2 { display:grid; grid-template-columns:1fr 1fr; gap:0 14px; }
.grid3 { display:grid; grid-template-columns:repeat(3,1fr); gap:14px; }
.box { border:1px solid var(--line); border-radius:10px; padding:14px; }
.preview { height:90px; display:flex; align-items:center; justify-content:center; background:#f8fafc; border-radius:8px; margin:10px 0; }
.preview img { max-height:80px; max-width:100%; }

.btn, button.btn { display:inline-block; background:var(--pri); color:#fff; border:0; border-radius:8px; padding:9px 16px; font:inherit; font-weight:600; cursor:pointer; text-decoration:none; }
.btn:hover { background:var(--pri2); text-decoration:none; }
.btn.ghost { background:#fff; color:var(--pri); border:1px solid #bfdbfe; } .btn.ghost:hover { background:#eff6ff; }
.btn.danger { background:#dc2626; color:#fff; border:0; } .btn.ghost.danger { background:#fff; color:#dc2626; border:1px solid #fecaca; }
.btn.block { display:block; width:100%; text-align:center; margin-top:6px; }
.btn[disabled] { opacity:.5; cursor:not-allowed; }
button.link { background:none; border:0; padding:0; font:inherit; cursor:pointer; color:var(--pri); } button.danger.link { color:#dc2626; }
.inline { display:flex; gap:8px; align-items:center; flex-wrap:wrap; }
.inline input, .inline select { width:auto; }
.bar { display:flex; justify-content:space-between; gap:10px; align-items:center; flex-wrap:wrap; margin-bottom:8px; }

.alert { padding:11px 14px; border-radius:8px; margin-bottom:16px; }
.alert.ok { background:var(--okbg); color:var(--ok); } .alert.err { background:var(--errbg); color:var(--err); }

.tablewrap { overflow-x:auto; } .tablewrap.tall { max-height:520px; overflow:auto; }
table { width:100%; border-collapse:collapse; font-size:14px; }
th, td { text-align:left; padding:9px 10px; border-bottom:1px solid var(--line); white-space:nowrap; }
th { background:#f8fafc; position:sticky; top:0; color:#374151; }
td.act { display:flex; gap:12px; align-items:center; }
.pager { display:flex; gap:16px; justify-content:center; padding-top:14px; color:var(--mut); }

.auth { display:flex; align-items:center; justify-content:center; min-height:100vh; background:linear-gradient(135deg,#1e3a8a,#1d4ed8 55%,#38bdf8); padding:18px; }
.authbox { background:#fff; width:100%; max-width:380px; border-radius:16px; padding:28px; box-shadow:0 20px 50px rgba(0,0,0,.25); text-align:center; }
.authbox form { text-align:left; } .authbox .logo { width:76px; height:76px; object-fit:contain; }
.authbox h1 { font-size:20px; margin:8px 0 2px; } .authbox p { margin:0 0 16px; }

@media (max-width: 860px) {
  .side { position:fixed; inset:0 auto 0 0; transform:translateX(-100%); transition:.2s; z-index:20; } .side.open { transform:none; }
  .burger { display:block; } .grid2, .grid3 { grid-template-columns:1fr; } .content { padding:14px; }
}