:root{
  --bg:#f4f6f8; --card:#fff; --ink:#1c2430; --mute:#667085; --line:#e3e7ec;
  --pri:#0f5f8c; --pri-2:#0b4a6d; --pri-soft:#e6f1f7;
  --ok:#157347; --ok-soft:#e5f4ec; --warn:#9a6700; --warn-soft:#fff5d6; --err:#b42318; --err-soft:#fdecea;
  --r:10px;
}
*{box-sizing:border-box}
html,body{margin:0}
body{font:14.5px/1.5 system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;background:var(--bg);color:var(--ink)}
a{color:var(--pri)}
h1{font-size:22px;margin:0 0 16px}
h2{font-size:16px;margin:0 0 12px}
small{color:var(--mute)}

/* top bar */
.top{position:sticky;top:0;z-index:20;display:flex;align-items:center;gap:12px;height:58px;padding:0 18px;background:#fff;border-bottom:1px solid var(--line)}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink)}
.brand b{display:block;font-size:15px;letter-spacing:.5px}
.brand small{display:block;font-size:12px;line-height:1.1}
.logo{width:34px;height:34px;border-radius:9px;background:var(--pri);color:#fff;display:grid;place-items:center;font-weight:700}
.who{margin-left:auto;display:flex;align-items:center;gap:12px;text-align:right}
.who small{display:block;font-size:12px}
.menu-btn{display:none;border:0;background:none;font-size:22px;cursor:pointer}

.wrap{display:flex;min-height:calc(100vh - 58px)}
.side{width:230px;flex-shrink:0;background:#fff;border-right:1px solid var(--line);padding:14px 10px 30px}
.side a{display:block;padding:8px 12px;border-radius:8px;color:var(--ink);text-decoration:none;margin:1px 0}
.side a:hover{background:var(--bg)}
.side a.on{background:var(--pri-soft);color:var(--pri-2);font-weight:600}
.nav-h{font-size:11px;text-transform:uppercase;letter-spacing:.8px;color:var(--mute);margin:16px 12px 4px}
.period-box{margin:20px 8px 0;padding:10px 12px;border-radius:8px;background:var(--bg);font-size:13px;color:var(--mute)}
.period-box b{color:var(--ink)}
main{flex:1;min-width:0;padding:24px 28px 60px;max-width:1280px}

/* cards & grid */
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:18px;margin-bottom:18px}
.grid{display:grid;gap:18px;grid-template-columns:repeat(auto-fit,minmax(320px,1fr))}
.stats{display:grid;gap:14px;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));margin-bottom:18px}
.stat{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:14px 16px}
.stat b{display:block;font-size:26px;line-height:1.2}
.stat span{color:var(--mute);font-size:13px}
.bar{height:8px;background:var(--line);border-radius:6px;overflow:hidden;min-width:80px}
.bar i{display:block;height:100%;background:var(--ok)}
.bar.low i{background:#d4a017}

/* forms */
label{display:block;font-weight:600;font-size:13px;margin:0 0 4px}
.f{margin-bottom:12px}
input[type=text],input[type=password],input[type=number],input[type=search],select,textarea{
  width:100%;padding:8px 10px;border:1px solid #cfd6de;border-radius:8px;font:inherit;background:#fff;color:inherit}
input:focus,select:focus,textarea:focus{outline:2px solid var(--pri-soft);border-color:var(--pri)}
textarea{resize:vertical;min-height:70px}
input[type=file]{font:inherit;max-width:100%}
.row{display:flex;gap:12px;flex-wrap:wrap}
.row > .f{flex:1;min-width:160px}
.inline{display:flex;gap:8px;flex-wrap:wrap;align-items:center}
.hint{font-size:12.5px;color:var(--mute);margin-top:4px}
.checks{display:flex;flex-wrap:wrap;gap:6px 14px;max-height:200px;overflow:auto;padding:8px;border:1px solid var(--line);border-radius:8px}
.checks label{font-weight:400;display:flex;gap:6px;align-items:center;margin:0}

.btn{display:inline-flex;align-items:center;gap:6px;padding:8px 14px;border-radius:8px;border:1px solid var(--pri);background:var(--pri);color:#fff;font:inherit;font-weight:600;text-decoration:none;cursor:pointer;white-space:nowrap}
.btn:hover{background:var(--pri-2)}
.btn.ghost{background:#fff;color:var(--pri)}
.btn.ghost:hover{background:var(--pri-soft)}
.btn.ok{background:var(--ok);border-color:var(--ok)}
.btn.danger{background:#fff;color:var(--err);border-color:#f0b8b2}
.btn.danger:hover{background:var(--err-soft)}
.btn.sm{padding:4px 10px;font-size:13px}
.btn:disabled{opacity:.6;cursor:wait}
form.i{display:inline}

/* tables */
.tbl-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--r);background:#fff}
table.t{width:100%;border-collapse:collapse}
.t th,.t td{padding:8px 10px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
.t th{background:#f8fafb;font-size:12.5px;text-transform:uppercase;letter-spacing:.3px;color:var(--mute);white-space:nowrap}
.t tr:last-child td{border-bottom:0}
.t tr:hover td{background:#fafcfd}
.t td.n,.t th.n{text-align:center;white-space:nowrap}
.t td.act{white-space:nowrap;text-align:right}
.t input,.t textarea{padding:6px 8px}
.t textarea{min-height:38px}
.t tr.grp td{background:var(--pri-soft);font-weight:700;color:var(--pri-2)}
.nil{width:80px;text-align:center}

.pill{display:inline-block;padding:2px 9px;border-radius:20px;font-size:12px;font-weight:600;background:var(--bg);color:var(--mute)}
.pill.ok{background:var(--ok-soft);color:var(--ok)}
.pill.warn{background:var(--warn-soft);color:var(--warn)}
.pill.pri{background:var(--pri-soft);color:var(--pri-2)}

.flash{padding:11px 14px;border-radius:8px;margin-bottom:16px;border:1px solid}
.flash.ok{background:var(--ok-soft);color:var(--ok);border-color:#b9e0ca}
.flash.warn{background:var(--warn-soft);color:var(--warn);border-color:#f1dc9b}
.flash.err{background:var(--err-soft);color:var(--err);border-color:#f3c1bb}
.toolbar{display:flex;flex-wrap:wrap;gap:8px;align-items:center;margin-bottom:14px}
.toolbar .sp{flex:1}
.muted{color:var(--mute)}
.kop-prev{max-width:100%;border:1px dashed var(--line);border-radius:8px;padding:6px;background:#fff}
details.up summary{cursor:pointer;font-weight:600;color:var(--pri)}
.ttd-prev{display:flex;align-items:center;justify-content:center;height:120px;border:1px dashed #cfd6de;border-radius:8px;background:#fff;padding:8px}
.ttd-prev img{max-height:100%;max-width:100%;mix-blend-mode:multiply}
.ttd-prev.kosong{color:var(--mute);font-size:13px}
.ttd-live{display:none;flex-direction:column;align-items:center;gap:4px;margin-top:8px;padding:8px;border-radius:8px;
  background-color:#fff;background-image:linear-gradient(45deg,#eef1f4 25%,transparent 25%,transparent 75%,#eef1f4 75%),linear-gradient(45deg,#eef1f4 25%,transparent 25%,transparent 75%,#eef1f4 75%);background-size:14px 14px;background-position:0 0,7px 7px}
.ttd-live img{max-height:90px;max-width:100%}
.ttd-live small{background:#fff;padding:0 6px;border-radius:4px}
label.ttd-opt{display:flex;gap:6px;align-items:center;font-weight:400;font-size:13px;margin-top:6px}
.pos-wrap{display:flex;gap:20px;flex-wrap:wrap;align-items:flex-start}
.pos-ctrl{flex:1 1 280px;min-width:260px}
.pos-ctrl fieldset{border:1px solid var(--line);border-radius:8px;padding:8px 12px 4px;margin:0 0 10px}
.pos-ctrl legend{font-weight:600;font-size:13px;padding:0 4px}
label.rng{display:grid;grid-template-columns:120px 1fr 44px;gap:8px;align-items:center;font-weight:400;font-size:13px;margin:2px 0 6px}
label.rng output{text-align:right;color:var(--mute);font-variant-numeric:tabular-nums}
.pos-demo{flex:0 0 auto;width:182mm;max-width:100%;overflow:hidden;background:#fff;border:1px dashed #cfd6de;border-radius:8px;padding:14px 10px 18px;
  font-family:"Times New Roman",Times,serif;font-size:11pt;color:#000}
.pos-demo table{width:100%;border-collapse:collapse}
.pos-demo td{width:50%;vertical-align:top;padding:0 4px}
.pos-demo .nm{font-weight:bold;text-decoration:underline}
details.up[open]{background:#fbfcfd}

/* login */
.login-wrap{min-height:100vh;display:grid;place-items:center;padding:20px;background:linear-gradient(160deg,#0f5f8c 0%,#0b3d5a 100%)}
.login{width:100%;max-width:380px;background:#fff;border-radius:14px;padding:30px 28px;box-shadow:0 20px 50px rgba(0,0,0,.25)}
.login h1{font-size:20px;margin:12px 0 2px}
.login .logo{width:46px;height:46px;font-size:20px;border-radius:12px}

@media (max-width:860px){
  .menu-btn{display:block}
  .side{position:fixed;left:0;top:58px;bottom:0;z-index:15;transform:translateX(-100%);transition:transform .2s;overflow:auto}
  body.nav-open .side{transform:none;box-shadow:0 0 40px rgba(0,0,0,.2)}
  main{padding:18px 16px 50px}
  .who span{display:none}
}