:root{
  --bg:#f4f6fb; --card:#ffffff; --ink:#1a2233; --mut:#6b7690; --line:#e6eaf2;
  --brand:#4f46e5; --brand-2:#6366f1; --ok:#16a34a; --warn:#d97706; --bad:#dc2626;
  --shadow:0 1px 3px rgba(18,28,54,.06),0 8px 24px rgba(18,28,54,.06);
  --r:14px;
}
*{box-sizing:border-box}
html,body{margin:0}
body{font-family:"Segoe UI",system-ui,-apple-system,sans-serif;background:var(--bg);color:var(--ink);font-size:14px;line-height:1.5}
a{color:inherit;text-decoration:none}
.app{display:flex;min-height:100vh}

/* sidebar */
.sidebar{width:238px;flex:0 0 238px;background:#0f1630;color:#cfd6ea;display:flex;flex-direction:column;position:sticky;top:0;height:100vh}
.brand{display:flex;gap:11px;align-items:center;padding:20px 18px;border-bottom:1px solid rgba(255,255,255,.07)}
.brand .logo{font-size:26px}
.brand b{display:block;font-size:15px;color:#fff}
.brand small{color:#8994b5;font-size:11px}
.sidebar nav{display:flex;flex-direction:column;padding:12px 10px;gap:2px;flex:1}
.sidebar nav a{display:flex;align-items:center;gap:11px;padding:10px 12px;border-radius:10px;color:#c3cbe4;font-weight:500}
.sidebar nav a span{width:20px;text-align:center}
.sidebar nav a:hover{background:rgba(255,255,255,.06);color:#fff}
.sidebar nav a.aktif{background:linear-gradient(90deg,var(--brand),var(--brand-2));color:#fff}
.side-foot{padding:16px 18px;border-top:1px solid rgba(255,255,255,.07)}
.side-foot small{color:#8994b5;display:block;font-size:11px}
.side-foot b{color:#fff}

/* main */
.main{flex:1;display:flex;flex-direction:column;min-width:0}
.topbar{display:flex;justify-content:space-between;align-items:center;padding:20px 28px;gap:14px;flex-wrap:wrap}
.topbar h1{font-size:22px;margin:0}
.konten{padding:4px 28px 28px}
.foot{margin-top:auto;padding:18px 28px;color:var(--mut);font-size:12px;border-top:1px solid var(--line)}

.flash{margin:0 28px 12px;padding:11px 15px;border-radius:10px;font-weight:500}
.flash-ok{background:#e7f7ee;color:#166534;border:1px solid #bce6cd}
.flash-err{background:#fdeaea;color:#991b1b;border:1px solid #f5c6c6}

/* cards & grid */
.grid{display:grid;gap:16px}
.g4{grid-template-columns:repeat(4,1fr)}
.g3{grid-template-columns:repeat(3,1fr)}
.g2{grid-template-columns:repeat(2,1fr)}
@media(max-width:1080px){.g4{grid-template-columns:repeat(2,1fr)}.g3{grid-template-columns:1fr}.g2{grid-template-columns:1fr}}
@media(max-width:720px){.sidebar{display:none}.g4{grid-template-columns:1fr}}

.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--shadow)}
.card .pad{padding:18px}
.card h3{margin:0 0 14px;font-size:15px}

.stat{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:16px 18px;box-shadow:var(--shadow)}
.stat .lbl{color:var(--mut);font-size:12px;font-weight:600;text-transform:uppercase;letter-spacing:.03em}
.stat .val{font-size:24px;font-weight:700;margin-top:6px}
.stat .sub{color:var(--mut);font-size:12px;margin-top:3px}
.stat.hi{background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#fff;border:0}
.stat.hi .lbl,.stat.hi .sub{color:rgba(255,255,255,.85)}

/* tables */
.tbl{width:100%;border-collapse:collapse;font-size:13.5px}
.tbl th{ text-align:left;color:var(--mut);font-weight:600;font-size:12px;text-transform:uppercase;letter-spacing:.02em;padding:10px 12px;border-bottom:2px solid var(--line)}
.tbl td{padding:11px 12px;border-bottom:1px solid var(--line);vertical-align:middle}
.tbl tr:last-child td{border-bottom:0}
.tbl tr:hover td{background:#fafbff}
.tbl .num{text-align:right;font-variant-numeric:tabular-nums;white-space:nowrap}
.tbl-wrap{overflow-x:auto}

/* badges */
.badge{display:inline-flex;align-items:center;gap:5px;padding:3px 9px;border-radius:999px;font-size:11.5px;font-weight:600;white-space:nowrap}
.b-ok{background:#e7f7ee;color:#166534}
.b-warn{background:#fef3e2;color:#92400e}
.b-bad{background:#fdeaea;color:#991b1b}
.b-mut{background:#eef1f7;color:#4b5563}
.b-info{background:#e7edfd;color:#3730a3}
.dot{width:9px;height:9px;border-radius:50%;display:inline-block}

.pill{display:inline-block;padding:2px 8px;border-radius:6px;font-size:11px;font-weight:600;color:#fff}

/* buttons & forms */
.btn{display:inline-flex;align-items:center;gap:7px;padding:9px 15px;border-radius:10px;border:1px solid var(--line);background:#fff;color:var(--ink);font-weight:600;cursor:pointer;font-size:13.5px}
.btn:hover{border-color:#c9d2e6;background:#f7f9fe}
.btn-primary{background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#fff;border:0}
.btn-primary:hover{filter:brightness(1.06)}
.btn-ghost{background:transparent;border:0;color:var(--mut)}
.btn-danger{color:var(--bad);border-color:#f3cccc}
.btn-danger:hover{background:#fdeaea}
.btn-sm{padding:6px 10px;font-size:12.5px}

label.fld{display:block;margin-bottom:12px}
label.fld > span{display:block;font-size:12px;color:var(--mut);font-weight:600;margin-bottom:5px}
input,select,textarea{width:100%;padding:9px 11px;border:1px solid var(--line);border-radius:9px;font:inherit;background:#fff;color:var(--ink)}
input:focus,select:focus,textarea:focus{outline:0;border-color:var(--brand-2);box-shadow:0 0 0 3px rgba(99,102,241,.15)}
.inline{display:flex;gap:10px;align-items:end;flex-wrap:wrap}

.sub-title{color:var(--mut);margin:26px 0 12px;font-size:13px;font-weight:700;text-transform:uppercase;letter-spacing:.04em}
.row-between{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap}
.muted{color:var(--mut)}
.right{text-align:right}
.mono{font-variant-numeric:tabular-nums}
.hr{height:1px;background:var(--line);margin:16px 0;border:0}

/* allocation bar */
.alloc-bar{display:flex;height:26px;border-radius:8px;overflow:hidden;background:#eef1f7}
.alloc-bar > div{height:100%}
.legend{display:flex;flex-wrap:wrap;gap:8px 16px;margin-top:14px}
.legend .it{display:flex;align-items:center;gap:7px;font-size:12.5px}

/* mini bar chart */
.bars{display:flex;align-items:flex-end;gap:10px;height:150px;padding-top:8px}
.bars .b{flex:1;display:flex;flex-direction:column;justify-content:flex-end;align-items:center;gap:6px;height:100%}
.bars .b .col{width:70%;max-width:46px;border-radius:6px 6px 0 0;background:linear-gradient(180deg,var(--brand-2),var(--brand));min-height:3px}
.bars .b small{font-size:10.5px;color:var(--mut)}

.empty{text-align:center;padding:48px 20px;color:var(--mut)}
.empty .ic{font-size:42px;margin-bottom:10px}

/* calendar */
.cal{display:grid;grid-template-columns:repeat(7,1fr);gap:6px}
.cal .hd{text-align:center;font-size:11px;color:var(--mut);font-weight:700;padding:4px}
.cal .cell{min-height:78px;border:1px solid var(--line);border-radius:9px;padding:6px;background:#fff}
.cal .cell.mut{background:#fafbfd;color:var(--mut)}
.cal .cell .d{font-size:12px;font-weight:600}
.cal .ev{margin-top:3px;font-size:10.5px;padding:2px 5px;border-radius:5px;color:#fff;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.cal .cell.today{border-color:var(--brand);box-shadow:0 0 0 2px rgba(79,70,229,.2)}

details.card > summary{list-style:none;cursor:pointer;padding:16px 18px;font-weight:700;display:flex;justify-content:space-between}
details.card > summary::-webkit-details-marker{display:none}

/* toast notification (muncul lalu fade away) */
.toast-wrap{position:fixed;right:22px;bottom:22px;z-index:9999;display:flex;flex-direction:column;gap:10px;pointer-events:none}
.toast{background:#0f1630;color:#fff;padding:12px 16px;border-radius:11px;box-shadow:0 10px 30px rgba(15,22,48,.28);font-size:13.5px;font-weight:600;display:flex;align-items:center;gap:9px;opacity:0;transform:translateY(12px) scale(.98);transition:opacity .28s ease,transform .28s ease;max-width:340px}
.toast.show{opacity:1;transform:translateY(0) scale(1)}
.toast-ok{background:linear-gradient(135deg,#15a34a,#0e8a3e)}
.toast-err{background:linear-gradient(135deg,#dc2626,#b91c1c)}
.toast .ic{font-size:15px}