:root{
  --bg:#f4f5fb; --panel:#ffffff; --panel2:#f8f9fd; --text:#161827; --muted:#6b6f85; --line:#e5e7f0;
  --accent:#6d5cff; --accent2:#ff4f7a; --green:#16a34a; --amber:#d97706; --red:#dc2626; --blue:#2563eb;
  --green-bg:#dcfce7; --amber-bg:#fef3c7; --red-bg:#fee2e2; --blue-bg:#dbeafe; --gray-bg:#eef0f6;
  --shadow:0 1px 2px rgba(20,20,50,.05),0 4px 16px rgba(20,20,50,.05);
}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){
    --bg:#0b0c14; --panel:#14162299; --panel:#151724; --panel2:#1b1e2e; --text:#eceef8; --muted:#9a9eb8; --line:#262a3d;
    --green-bg:#0f2e1c; --amber-bg:#3a2a0a; --red-bg:#3a1414; --blue-bg:#14243f; --gray-bg:#22263a;
    --green:#4ade80; --amber:#fbbf24; --red:#f87171; --blue:#60a5fa;
    --shadow:0 1px 2px rgba(0,0,0,.3);
  }
}
*{box-sizing:border-box}
html,body{margin:0;background:var(--bg);color:var(--text);font-family:'Poppins',system-ui,sans-serif;font-size:14px}
.hidden{display:none!important}
.muted{color:var(--muted)}
.err{color:var(--red);min-height:1em}
a{color:inherit}

/* layout */
.app{display:flex;min-height:100vh}
.side{width:230px;flex-shrink:0;background:var(--panel);border-right:1px solid var(--line);padding:20px 14px;display:flex;flex-direction:column;position:sticky;top:0;height:100vh}
.brand{font-weight:800;font-size:17px;display:flex;align-items:center;gap:8px;padding:0 8px 18px}
.brand.big{font-size:22px;justify-content:center;padding:0}
.logo{background:linear-gradient(135deg,var(--accent),var(--accent2));-webkit-background-clip:text;background-clip:text;color:transparent;font-size:22px}
nav{display:flex;flex-direction:column;gap:3px}
nav a{display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:10px;cursor:pointer;font-weight:500;color:var(--muted);text-decoration:none}
nav a:hover{background:var(--panel2);color:var(--text)}
nav a.on{background:linear-gradient(90deg,rgba(109,92,255,.16),rgba(255,79,122,.10));color:var(--text);font-weight:600}
nav a .pill{margin-left:auto}
.side-foot{margin-top:auto;display:flex;flex-direction:column;gap:8px;align-items:flex-start;padding:0 8px}
main{flex:1;min-width:0;padding:26px 30px 60px}
.head{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;margin-bottom:20px}
.head h1{margin:0;font-size:24px}
.head .sub{color:var(--muted);margin-top:2px}
.tools{display:flex;gap:8px;flex-wrap:wrap;align-items:center}

@media (max-width:820px){
  .app{flex-direction:column}
  .side{width:100%;height:auto;position:sticky;top:0;z-index:5;flex-direction:row;align-items:center;padding:8px 10px;overflow-x:auto;border-right:0;border-bottom:1px solid var(--line)}
  .brand{display:none}
  nav{flex-direction:row}
  nav a{padding:8px 10px;white-space:nowrap}
  nav a span{display:none}
  .side-foot{margin:0 0 0 auto;flex-direction:row}
  main{padding:18px 16px 60px}
}

/* buttons & inputs */
.btn{border:1px solid var(--line);background:var(--panel);color:var(--text);padding:9px 14px;border-radius:10px;font:inherit;font-weight:600;cursor:pointer;white-space:nowrap}
.btn:hover{background:var(--panel2)}
.btn.primary{background:linear-gradient(90deg,var(--accent),#8f5cff);color:#fff;border:0}
.btn.primary:hover{filter:brightness(1.08)}
.btn.danger{color:var(--red)}
.btn.wa{background:#25d366;color:#06301a;border:0}
.btn.ghost{background:transparent}
.btn.sm{padding:5px 9px;font-size:12.5px;border-radius:8px}
.btn.full{width:100%}
input,select,textarea{font:inherit;color:var(--text);background:var(--panel2);border:1px solid var(--line);border-radius:10px;padding:9px 11px;width:100%}
textarea{min-height:80px;resize:vertical}
input:focus,select:focus,textarea:focus{outline:2px solid rgba(109,92,255,.45);border-color:transparent}
label{display:flex;flex-direction:column;gap:5px;font-weight:500;font-size:13px;color:var(--muted)}
.tools input,.tools select{width:auto;min-width:150px}

/* cards */
.grid{display:grid;gap:16px}
.kpis{grid-template-columns:repeat(auto-fit,minmax(190px,1fr))}
.two{grid-template-columns:repeat(auto-fit,minmax(340px,1fr))}
.card{background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:18px;box-shadow:var(--shadow);min-width:0}
.card h3{margin:0 0 12px;font-size:15px}
.kpi .lbl{color:var(--muted);font-size:12.5px;font-weight:500}
.kpi .val{font-size:26px;font-weight:800;margin-top:4px;letter-spacing:-.5px}
.kpi .hint{font-size:12px;color:var(--muted);margin-top:2px}
.kpi.g .val{color:var(--green)} .kpi.r .val{color:var(--red)} .kpi.a .val{color:var(--amber)}
.mt{margin-top:16px}
.chart{position:relative;height:280px}
.chart.sm{height:240px}

/* tables */
.tbl-wrap{overflow-x:auto}
table{width:100%;border-collapse:collapse}
th{font-size:12px;text-transform:uppercase;letter-spacing:.5px;color:var(--muted);text-align:left;font-weight:600;padding:10px;border-bottom:1px solid var(--line);white-space:nowrap}
td{padding:11px 10px;border-bottom:1px solid var(--line);vertical-align:middle}
tr:last-child td{border-bottom:0}
td.num,th.num{text-align:right;white-space:nowrap}
td .acts{display:flex;gap:5px;justify-content:flex-end;flex-wrap:wrap}
.who b{display:block}
.who small{color:var(--muted)}
.empty{padding:30px;text-align:center;color:var(--muted)}

.pill{display:inline-block;padding:3px 9px;border-radius:999px;font-size:11.5px;font-weight:600;background:var(--gray-bg);color:var(--muted);white-space:nowrap}
.pill.green{background:var(--green-bg);color:var(--green)}
.pill.amber{background:var(--amber-bg);color:var(--amber)}
.pill.red{background:var(--red-bg);color:var(--red)}
.pill.blue{background:var(--blue-bg);color:var(--blue)}
.dot{display:inline-block;width:10px;height:10px;border-radius:50%;margin-right:7px;vertical-align:middle}
.bar{height:6px;border-radius:9px;background:var(--gray-bg);overflow:hidden;margin-top:6px;min-width:90px}
.bar i{display:block;height:100%;border-radius:9px}

.list-item{display:flex;align-items:center;gap:12px;padding:11px 0;border-bottom:1px solid var(--line)}
.list-item:last-child{border-bottom:0}
.list-item .grow{flex:1;min-width:0}
.list-item .grow b{display:block}
.list-item small{color:var(--muted)}

.banner{background:linear-gradient(90deg,rgba(109,92,255,.15),rgba(255,79,122,.12));border:1px solid rgba(109,92,255,.35);border-radius:12px;padding:12px 16px;margin-bottom:18px;display:flex;gap:12px;align-items:center;justify-content:space-between;flex-wrap:wrap}

/* modal */
.modal{position:fixed;inset:0;background:rgba(10,10,25,.55);display:flex;align-items:flex-start;justify-content:center;padding:40px 16px;z-index:50;overflow-y:auto}
.modal-card{background:var(--panel);border:1px solid var(--line);border-radius:18px;padding:22px;width:100%;max-width:560px;box-shadow:0 20px 60px rgba(0,0,0,.3)}
.modal-card.wide{max-width:820px}
.modal-card h2{margin:0 0 16px;font-size:19px}
.form{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.form .span2{grid-column:1 / -1}
@media (max-width:560px){.form{grid-template-columns:1fr}}
.form-actions{display:flex;justify-content:flex-end;gap:8px;margin-top:18px}

.toast{position:fixed;bottom:20px;left:50%;transform:translateX(-50%);background:#161827;color:#fff;padding:11px 18px;border-radius:10px;z-index:60;font-weight:500;box-shadow:0 8px 30px rgba(0,0,0,.3)}

/* login */
.login{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:16px}
.login-card{background:var(--panel);border:1px solid var(--line);border-radius:18px;padding:28px;width:100%;max-width:380px;display:flex;flex-direction:column;gap:14px;box-shadow:var(--shadow);text-align:center}
.login-card label{text-align:left}