/* ==========================================================================
   TickShield management console - dark data-console theme
   No framework, no build step. Everything is driven by admin.css + app.js.
   ========================================================================== */

:root{
  --bg:#0b0f18;
  --bg-2:#111827;
  --panel:#141b2b;
  --panel-2:#1a2334;
  --line:#243049;
  --line-soft:#1c2740;
  --text:#e8edf7;
  --text-dim:#93a3bf;
  --text-faint:#63718c;
  --brand:#3b82f6;
  --brand-dark:#2563eb;
  --brand-soft:rgba(59,130,246,.14);
  --red:#ef4444;
  --red-soft:rgba(239,68,68,.14);
  --amber:#f59e0b;
  --amber-soft:rgba(245,158,11,.14);
  --green:#22c55e;
  --green-soft:rgba(34,197,94,.14);
  --violet:#8b5cf6;
  --radius:8px;
  --radius-sm:6px;
  --mono:ui-monospace,SFMono-Regular,"SF Mono",Menlo,Consolas,monospace;
  --font:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB",
         "Microsoft YaHei",Roboto,sans-serif;
}

*,*::before,*::after{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;background:var(--bg);color:var(--text);font-family:var(--font);
  font-size:14px;line-height:1.55;-webkit-font-smoothing:antialiased;
}
a{color:var(--brand);text-decoration:none}
a:hover{text-decoration:underline}
h1,h2,h3,h4{margin:0;font-weight:650;letter-spacing:-.01em}
button,input,select,textarea{font-family:inherit;font-size:inherit}

.brand-mark{
  display:inline-flex;align-items:center;justify-content:center;
  width:26px;height:26px;border-radius:50%;background:var(--brand-dark);
  color:#fff;font-size:.8rem;font-weight:700;flex:none;
}

/* ------------------------------------------------------------------- login */
.gate{min-height:100vh;display:grid;place-items:center;padding:24px;
      background:radial-gradient(900px 480px at 50% -10%,rgba(37,99,235,.20),transparent 70%),
                 var(--bg)}
.gate__card{width:100%;max-width:380px;background:var(--panel);border:1px solid var(--line);
            border-radius:14px;padding:26px;display:flex;flex-direction:column;gap:14px;
            box-shadow:0 24px 60px rgba(0,0,0,.5)}
.gate__brand{display:flex;align-items:center;gap:10px;font-size:16px;font-weight:700}
.gate__hint{margin:0;color:var(--text-dim);font-size:12.5px}
.gate__error{margin:0;color:var(--red);font-size:12.5px;background:var(--red-soft);
             border-radius:var(--radius-sm);padding:8px 10px}

/* ------------------------------------------------------------------- shell */
.shell{display:grid;grid-template-columns:244px 1fr;min-height:100vh}

.sidebar{background:var(--bg-2);border-right:1px solid var(--line);
         display:flex;flex-direction:column;position:sticky;top:0;height:100vh;overflow-y:auto}
.sidebar__brand{display:flex;align-items:center;gap:10px;padding:16px 16px 14px;
                border-bottom:1px solid var(--line-soft)}
.sidebar__brand strong{display:block;font-size:14.5px}
.sidebar__brand small{color:var(--text-faint);font-size:11.5px}

.sidebar__nav{padding:10px 8px;display:flex;flex-direction:column;gap:2px;flex:1}
.nav-group{margin-top:10px}
.nav-group__label{padding:6px 10px 4px;font-size:10.5px;letter-spacing:.09em;
                  text-transform:uppercase;color:var(--text-faint);font-weight:700}
.nav-item{display:flex;align-items:center;gap:9px;padding:8px 10px;border-radius:var(--radius-sm);
          color:var(--text-dim);cursor:pointer;border:0;background:none;width:100%;text-align:left;
          font-size:13.2px;transition:background .12s,color .12s}
.nav-item:hover{background:var(--panel-2);color:var(--text);text-decoration:none}
.nav-item.is-active{background:var(--brand-soft);color:#cfe0ff;font-weight:600}
.nav-item__dot{width:6px;height:6px;border-radius:50%;background:var(--text-faint);flex:none}
.nav-item.is-active .nav-item__dot{background:var(--brand)}

.sidebar__foot{padding:12px;border-top:1px solid var(--line-soft);display:flex;
               flex-direction:column;gap:10px}
.sidebar__user{display:flex;align-items:center;justify-content:space-between;
               font-size:12.5px;color:var(--text-dim)}
.link{background:none;border:0;color:var(--brand);cursor:pointer;padding:0;font-size:12.5px}

/* ------------------------------------------------------------------- main */
.main{display:flex;flex-direction:column;min-width:0}
.topbar{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;
        padding:18px 22px 14px;border-bottom:1px solid var(--line-soft);
        background:linear-gradient(180deg,var(--bg-2),var(--bg));position:sticky;top:0;z-index:5}
.topbar h1{font-size:19px}
.topbar__sub{margin:3px 0 0;color:var(--text-faint);font-size:12.5px}
.topbar__actions{display:flex;gap:8px;flex:none}
.content{padding:20px 22px 60px;display:flex;flex-direction:column;gap:18px;min-width:0}

/* ------------------------------------------------------------------ cards */
.grid{display:grid;gap:14px}
.grid--kpi{grid-template-columns:repeat(auto-fit,minmax(190px,1fr))}
.grid--2{grid-template-columns:repeat(auto-fit,minmax(340px,1fr))}
.grid--3{grid-template-columns:repeat(auto-fit,minmax(260px,1fr))}

.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);
      padding:16px;min-width:0}
.card--flush{padding:0;overflow:hidden}
.card__head{display:flex;align-items:center;justify-content:space-between;gap:12px;
            margin-bottom:12px}
.card__head h2{font-size:14.5px}
.card__head h3{font-size:13.5px;color:var(--text-dim)}
.card__sub{color:var(--text-faint);font-size:12px;margin:2px 0 0}
.card__tools{display:flex;gap:8px;flex-wrap:wrap;align-items:center}

.kpi{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);
     padding:14px 15px;display:flex;flex-direction:column;gap:4px}
.kpi__label{font-size:11.5px;text-transform:uppercase;letter-spacing:.07em;color:var(--text-faint);
            font-weight:700}
.kpi__value{font-size:23px;font-weight:700;letter-spacing:-.02em}
.kpi__note{font-size:12px;color:var(--text-dim)}
.kpi--good .kpi__value{color:var(--green)}
.kpi--warn .kpi__value{color:var(--amber)}
.kpi--bad .kpi__value{color:var(--red)}

/* ----------------------------------------------------------------- tables */
.table-wrap{overflow-x:auto;border-radius:var(--radius);border:1px solid var(--line)}
table{width:100%;border-collapse:collapse;font-size:13px}
thead th{background:var(--panel-2);text-align:left;padding:9px 12px;font-weight:650;
         color:var(--text-dim);font-size:11.5px;text-transform:uppercase;
         letter-spacing:.06em;white-space:nowrap;border-bottom:1px solid var(--line)}
tbody td{padding:9px 12px;border-bottom:1px solid var(--line-soft);vertical-align:middle}
tbody tr:last-child td{border-bottom:0}
tbody tr:hover{background:rgba(59,130,246,.05)}
td.num,th.num{text-align:right;font-variant-numeric:tabular-nums}
td.mono{font-family:var(--mono);font-size:12px}
.table-wrap--flush{border:0;border-radius:0}
.empty-row{padding:22px;text-align:center;color:var(--text-faint);font-size:13px}

/* ------------------------------------------------------------------ forms */
.field{display:flex;flex-direction:column;gap:5px;font-size:12.5px}
.field>span{color:var(--text-dim);font-weight:600}
.field--tight>span{font-size:11.5px}
input,select,textarea{
  background:var(--bg);border:1px solid var(--line);border-radius:var(--radius-sm);
  color:var(--text);padding:8px 10px;outline:none;width:100%;
}
input:focus,select:focus,textarea:focus{border-color:var(--brand);
  box-shadow:0 0 0 3px var(--brand-soft)}
textarea{min-height:120px;resize:vertical;font-family:var(--mono);font-size:12.5px;line-height:1.6}
input[type=checkbox]{width:auto}
.form-grid{display:grid;gap:12px;grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}
.form-row{display:flex;gap:10px;align-items:flex-end;flex-wrap:wrap}
.switch{display:flex;align-items:center;gap:8px;font-size:13px;cursor:pointer;
        padding:8px 10px;border:1px solid var(--line);border-radius:var(--radius-sm);
        background:var(--bg)}
.switch input{accent-color:var(--brand)}
.switch--danger{border-color:rgba(239,68,68,.45);background:var(--red-soft)}

.btn{border-radius:var(--radius-sm);padding:8px 13px;font-weight:600;font-size:13px;
     cursor:pointer;border:1px solid transparent;background:var(--panel-2);color:var(--text);
     transition:background .12s,border-color .12s;white-space:nowrap}
.btn:hover{background:var(--line)}
.btn--primary{background:var(--brand-dark);color:#fff}
.btn--primary:hover{background:var(--brand)}
.btn--ghost{background:transparent;border-color:var(--line);color:var(--text-dim)}
.btn--ghost:hover{color:var(--text);border-color:var(--brand)}
.btn--danger{background:var(--red);color:#fff}
.btn--danger:hover{background:#dc2626}
.btn--sm{padding:5px 9px;font-size:12px}
.btn--block{width:100%}
.btn:disabled{opacity:.5;cursor:not-allowed}
.icon-btn{background:none;border:0;color:var(--text-dim);cursor:pointer;font-size:20px;
          line-height:1;padding:2px 6px}
.icon-btn:hover{color:var(--text)}

/* ------------------------------------------------------------------ badges */
.badge{display:inline-flex;align-items:center;gap:4px;font-size:11px;font-weight:700;
       padding:2px 7px;border-radius:20px;background:var(--panel-2);color:var(--text-dim);
       border:1px solid var(--line);white-space:nowrap}
.badge--a{background:var(--green-soft);color:#7ee2a8;border-color:rgba(34,197,94,.35)}
.badge--b{background:var(--brand-soft);color:#a9c8ff;border-color:rgba(59,130,246,.35)}
.badge--c{background:rgba(139,92,246,.15);color:#c4b0ff;border-color:rgba(139,92,246,.35)}
.badge--d{background:var(--amber-soft);color:#f5cd7d;border-color:rgba(245,158,11,.3)}
.badge--ok{background:var(--green-soft);color:#7ee2a8;border-color:rgba(34,197,94,.35)}
.badge--warn{background:var(--amber-soft);color:#f5cd7d;border-color:rgba(245,158,11,.3)}
.badge--bad{background:var(--red-soft);color:#ffa8a8;border-color:rgba(239,68,68,.35)}
.badge--muted{opacity:.75}

.bar{height:6px;border-radius:20px;background:var(--panel-2);overflow:hidden;min-width:60px}
.bar>span{display:block;height:100%;background:var(--brand);border-radius:20px}
.bar--good>span{background:var(--green)}
.bar--warn>span{background:var(--amber)}
.bar--bad>span{background:var(--red)}

.score{font-weight:700;font-variant-numeric:tabular-nums}
.score--good{color:var(--green)}
.score--mid{color:var(--amber)}
.score--low{color:var(--red)}

/* ------------------------------------------------------------------ modal */
.modal{position:fixed;inset:0;z-index:80;display:grid;place-items:center;padding:20px}
.modal[hidden]{display:none}
.modal__backdrop{position:absolute;inset:0;background:rgba(3,6,12,.72);
                 backdrop-filter:blur(3px)}
.modal__panel{position:relative;background:var(--panel);border:1px solid var(--line);
              border-radius:12px;width:min(1080px,96vw);max-height:90vh;display:flex;
              flex-direction:column;box-shadow:0 30px 80px rgba(0,0,0,.6)}
.modal__head{display:flex;align-items:center;justify-content:space-between;
             padding:14px 18px;border-bottom:1px solid var(--line)}
.modal__head h2{font-size:15px}
.modal__body{padding:18px;overflow:auto;flex:1;min-height:0}
.modal__foot{padding:12px 18px;border-top:1px solid var(--line);display:flex;gap:10px;
             justify-content:flex-end;flex-wrap:wrap}
.modal__panel--wide{width:min(1280px,97vw)}

/* ----------------------------------------------------------------- toasts */
.toasts{position:fixed;right:16px;bottom:16px;display:flex;flex-direction:column;gap:8px;
        z-index:100;max-width:380px}
.toast{background:var(--panel);border:1px solid var(--line);border-left:3px solid var(--brand);
       border-radius:var(--radius-sm);padding:10px 13px;font-size:13px;
       box-shadow:0 14px 34px rgba(0,0,0,.45);animation:slide .18s ease}
.toast--ok{border-left-color:var(--green)}
.toast--err{border-left-color:var(--red)}
.toast--warn{border-left-color:var(--amber)}
@keyframes slide{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}

/* -------------------------------------------------------------- utilities */
.muted{color:var(--text-dim)}
.faint{color:var(--text-faint)}
.small{font-size:12px}
.mono{font-family:var(--mono)}
.row{display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.row--between{justify-content:space-between}
.stack{display:flex;flex-direction:column;gap:14px}
.spacer{flex:1}
.tag{display:inline-block;font-family:var(--mono);font-size:11.5px;background:var(--bg);
     border:1px solid var(--line);border-radius:4px;padding:1px 6px;margin:2px 3px 2px 0}
pre.code{background:var(--bg);border:1px solid var(--line);border-radius:var(--radius-sm);
         padding:12px;overflow:auto;font-family:var(--mono);font-size:12px;max-height:420px;
         white-space:pre-wrap;word-break:break-word;margin:0}
.alert{border-radius:var(--radius-sm);padding:11px 13px;font-size:12.8px;
       border:1px solid var(--line);background:var(--panel-2)}
.alert--danger{background:var(--red-soft);border-color:rgba(239,68,68,.4);color:#ffc9c9}
.alert--warn{background:var(--amber-soft);border-color:rgba(245,158,11,.4);color:#f7dda6}
.alert--info{background:var(--brand-soft);border-color:rgba(59,130,246,.35);color:#c3d8ff}
.alert strong{display:block;margin-bottom:3px}
.spark{display:block;width:100%;height:34px}
.tabs{display:flex;gap:4px;border-bottom:1px solid var(--line);flex-wrap:wrap}
.tab{background:none;border:0;border-bottom:2px solid transparent;color:var(--text-dim);
     padding:8px 12px;cursor:pointer;font-size:13px;font-weight:600}
.tab.is-active{color:var(--text);border-bottom-color:var(--brand)}
.tab:hover{color:var(--text)}
.split{display:grid;grid-template-columns:1fr;gap:16px}
.preview-frame{width:100%;height:70vh;border:1px solid var(--line);border-radius:var(--radius);
               background:#fff}
.pill-list{display:flex;flex-wrap:wrap;gap:6px}
.hint{font-size:12px;color:var(--text-faint);margin:0}

@media (max-width:960px){
  .shell{grid-template-columns:1fr}
  .sidebar{position:static;height:auto}
  .sidebar__nav{flex-direction:row;flex-wrap:wrap}
  .nav-group{width:100%}
  .content{padding:16px 14px 60px}
  .topbar{padding:14px}
}
@media (min-width:1400px){
  .split{grid-template-columns:1.4fr 1fr}
}