@import url('https://fonts.googleapis.com/css2?family=IBM+Plex+Sans+Thai:wght@300;400;500;600;700&family=IBM+Plex+Mono:wght@400;500;600&display=swap');

:root{
  --ink:#0f1d2b;          /* deep slate structure */
  --ink-2:#16293b;
  --ink-soft:#33485c;
  --surface:#eef2f5;       /* working area */
  --card:#ffffff;
  --line:#dde4ea;
  --line-strong:#c6d0d9;
  --text:#16242f;
  --text-soft:#5b6b78;
  --text-faint:#8a98a4;
  --primary:#0d8a8f;       /* instrument teal */
  --primary-d:#0a6e72;
  --primary-soft:#e2f3f3;
  /* semantic status */
  --ok:#16a34a; --ok-soft:#e4f4e9;
  --down:#dc2626; --down-soft:#fae7e7;
  --warn:#e08a00; --warn-soft:#fbf0db;
  --info:#2563eb; --info-soft:#e6edfd;
  --idle:#64748b; --idle-soft:#eef1f4;
  --radius:10px;
  --shadow:0 1px 2px rgba(15,29,43,.06),0 4px 14px rgba(15,29,43,.05);
  --mono:'IBM Plex Mono',ui-monospace,monospace;
}
*{box-sizing:border-box}
svg:not([width]):not([height]){display:inline-block;vertical-align:middle;flex:none;width:16px;height:16px}
html,body{margin:0;padding:0}
body{
  font-family:'IBM Plex Sans Thai',system-ui,sans-serif;
  background:var(--surface);color:var(--text);
  font-size:14px;line-height:1.5;-webkit-font-smoothing:antialiased;
}
button{font-family:inherit;cursor:pointer}
input,select,textarea{font-family:inherit;font-size:14px}
.mono{font-family:var(--mono);font-feature-settings:"tnum"}

/* ---------- Layout ---------- */
.app{display:grid;grid-template-columns:236px 1fr;min-height:100vh}
.sidebar{background:var(--ink);color:#c9d6e0;display:flex;flex-direction:column;position:sticky;top:0;height:100vh}
.brand{padding:18px 18px 14px;display:flex;align-items:center;gap:11px;border-bottom:1px solid rgba(255,255,255,.07)}
.brand .logo{width:34px;height:34px;border-radius:8px;background:linear-gradient(135deg,var(--primary),#13b3b8);display:grid;place-items:center;flex:none}
.brand .logo svg{width:20px;height:20px}
.brand h1{font-size:15px;margin:0;color:#fff;font-weight:600;letter-spacing:.2px}
.brand .sub{font-size:10.5px;color:#7d93a4;letter-spacing:1.5px;text-transform:uppercase;font-family:var(--mono)}
.nav{padding:10px 10px;flex:1;overflow:auto}
.nav .group{font-size:10px;letter-spacing:1.4px;text-transform:uppercase;color:#5f7689;padding:14px 12px 6px;font-family:var(--mono)}
.nav a{display:flex;align-items:center;gap:11px;padding:9px 12px;border-radius:8px;color:#b7c6d2;text-decoration:none;font-size:13.5px;font-weight:500;margin-bottom:1px;position:relative;transition:.12s}
.nav a svg{width:18px;height:18px;flex:none;opacity:.85}
.nav a:hover{background:rgba(255,255,255,.06);color:#fff}
.nav a.active{background:var(--primary);color:#fff}
.nav a.active svg{opacity:1}
.nav a .pill{margin-left:auto;background:var(--down);color:#fff;font-size:10.5px;font-weight:600;padding:1px 7px;border-radius:20px;font-family:var(--mono)}
.nav a.active .pill{background:rgba(255,255,255,.25)}
.who{padding:12px 14px;border-top:1px solid rgba(255,255,255,.07);display:flex;align-items:center;gap:10px}
.who .av{width:32px;height:32px;border-radius:50%;background:var(--primary);display:grid;place-items:center;color:#fff;font-weight:600;font-size:13px;flex:none}
.who .nm{font-size:13px;color:#fff;font-weight:500;line-height:1.2}
.who .rl{font-size:11px;color:#7d93a4}

.main{display:flex;flex-direction:column;min-width:0}
.topbar{background:var(--card);border-bottom:1px solid var(--line);padding:0 24px;height:60px;display:flex;align-items:center;gap:16px;position:sticky;top:0;z-index:30}
.topbar .vtitle{font-size:18px;font-weight:600;margin:0}
.search{margin-left:auto;position:relative}
.search input{width:230px;padding:8px 12px 8px 34px;border:1px solid var(--line);border-radius:8px;background:var(--surface);color:var(--text)}
.search input:focus{outline:none;border-color:var(--primary);background:#fff}
.search svg{position:absolute;left:10px;top:50%;transform:translateY(-50%);width:16px;height:16px;color:var(--text-faint)}
.iconbtn{width:38px;height:38px;border-radius:8px;border:1px solid var(--line);background:var(--card);display:grid;place-items:center;color:var(--ink-soft);position:relative}
.iconbtn:hover{background:var(--surface)}
.iconbtn svg{width:18px;height:18px}
.iconbtn .badge{position:absolute;top:-5px;right:-5px;background:var(--down);color:#fff;font-size:10px;font-weight:600;min-width:17px;height:17px;border-radius:9px;display:grid;place-items:center;padding:0 4px;font-family:var(--mono);border:2px solid #fff}
.roleselect{display:flex;align-items:center;gap:7px;border:1px solid var(--line);border-radius:8px;padding:6px 10px;background:var(--card)}
.roleselect label{font-size:11px;color:var(--text-faint);font-weight:500}
.roleselect select{border:none;background:transparent;font-weight:600;color:var(--text);cursor:pointer}
.roleselect select:focus{outline:none}

.content{padding:16px 20px;flex:1;overflow:auto}

/* ---------- Generic UI ---------- */
.btn{display:inline-flex;align-items:center;gap:7px;padding:8px 15px;border-radius:8px;border:1px solid var(--line);background:var(--card);color:var(--text);font-weight:600;font-size:13.5px;transition:.12s}
.btn:hover{background:var(--surface)}
.btn svg{width:16px;height:16px}
.btn.primary{background:var(--primary);border-color:var(--primary);color:#fff}
.btn.primary:hover{background:var(--primary-d)}
.btn.danger{color:var(--down);border-color:#f0c4c4}
.btn.danger:hover{background:var(--down-soft)}
.btn.sm{padding:5px 10px;font-size:12.5px}
.btn.ghost{border-color:transparent;background:transparent}
.btn.ghost:hover{background:var(--surface)}
.btn:disabled{opacity:.45;cursor:not-allowed}

.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}
.card-h{padding:10px 14px;border-bottom:1px solid var(--line);display:flex;align-items:center;gap:8px}
.card-h svg{width:15px;height:15px;flex:none;opacity:.7}
.card-h h3{margin:0;font-size:13.5px;font-weight:600}
.card-h .tools{margin-left:auto;display:flex;gap:8px;align-items:center}
.card-b{padding:14px}

.tag{display:inline-flex;align-items:center;gap:5px;padding:2px 9px;border-radius:20px;font-size:11.5px;font-weight:600;line-height:1.6;white-space:nowrap}
.tag .dot{width:7px;height:7px;border-radius:50%;flex:none}
.t-ok{background:var(--ok-soft);color:#0f7a37}.t-ok .dot{background:var(--ok)}
.t-down{background:var(--down-soft);color:#b91c1c}.t-down .dot{background:var(--down)}
.t-warn{background:var(--warn-soft);color:#9a6200}.t-warn .dot{background:var(--warn)}
.t-info{background:var(--info-soft);color:#1d4ed8}.t-info .dot{background:var(--info)}
.t-idle{background:var(--idle-soft);color:#475569}.t-idle .dot{background:var(--idle)}
.t-primary{background:var(--primary-soft);color:var(--primary-d)}.t-primary .dot{background:var(--primary)}

table{width:100%;border-collapse:collapse}
th{text-align:left;font-size:11px;letter-spacing:.6px;text-transform:uppercase;color:var(--text-faint);font-weight:600;padding:10px 14px;border-bottom:1px solid var(--line);white-space:nowrap}
td{padding:11px 14px;border-bottom:1px solid var(--line);font-size:13.5px;vertical-align:middle}
tr:last-child td{border-bottom:none}
tbody tr{transition:.1s}
tbody tr.clickable{cursor:pointer}
tbody tr.clickable:hover{background:var(--surface)}
.muted{color:var(--text-soft)}
.faint{color:var(--text-faint)}

/* KPI */
.kpis{display:grid;grid-template-columns:repeat(5,1fr);gap:11px;margin-bottom:14px}
.kpi{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:11px 13px;box-shadow:var(--shadow);position:relative;overflow:hidden}
.kpi .ic{width:28px;height:28px;border-radius:7px;display:grid;place-items:center;margin-bottom:8px}
.kpi .ic svg{width:15px;height:15px}
.kpi .v{font-size:22px;font-weight:700;font-family:var(--mono);line-height:1}
.kpi .l{font-size:11.5px;color:var(--text-soft);margin-top:3px}
.kpi .sub{font-size:10.5px;margin-top:4px;font-weight:600}

/* status board */
.board{display:grid;grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:5px}
.mtile{border:1px solid var(--line);border-radius:7px;padding:6px 9px;background:var(--card);cursor:pointer;transition:.12s;position:relative;display:flex;align-items:center;gap:8px}
.mtile:hover{border-color:var(--line-strong);background:var(--surface)}
.mtile .code{font-family:var(--mono);font-size:10px;color:var(--text-faint);font-weight:500;line-height:1.2}
.mtile .nm{font-weight:600;font-size:12px;line-height:1.3;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.mtile .statusdot{width:9px;height:9px;border-radius:50%;flex:none}
.sd-running{background:var(--ok);box-shadow:0 0 0 4px var(--ok-soft)}
.sd-running.live{animation:pulse 2s infinite}
.sd-down{background:var(--down);box-shadow:0 0 0 4px var(--down-soft)}
.sd-maintenance{background:var(--warn);box-shadow:0 0 0 4px var(--warn-soft)}
.sd-idle{background:var(--idle);box-shadow:0 0 0 4px var(--idle-soft)}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(22,163,74,.5)}70%{box-shadow:0 0 0 7px rgba(22,163,74,0)}100%{box-shadow:0 0 0 0 rgba(22,163,74,0)}}

.grid2{display:grid;grid-template-columns:1.5fr 1fr;gap:14px;margin-top:14px}
.grid2b{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:14px}

/* alerts */
.alert{display:flex;gap:9px;padding:8px 12px;border-bottom:1px solid var(--line);align-items:flex-start}
.alert:last-child{border-bottom:none}
.alert .ai{width:26px;height:26px;border-radius:6px;display:grid;place-items:center;flex:none}
.alert .ai svg{width:14px;height:14px}
.alert .at{font-weight:600;font-size:12.5px}
.alert .ad{font-size:11.5px;color:var(--text-soft)}
.alert .time{margin-left:auto;font-size:11px;color:var(--text-faint);white-space:nowrap;font-family:var(--mono)}

/* toolbar/filters */
.toolbar{display:flex;gap:9px;align-items:center;margin-bottom:16px;flex-wrap:wrap}
.tabs{display:inline-flex;background:var(--card);border:1px solid var(--line);border-radius:9px;padding:3px}
.tabs button{border:none;background:transparent;padding:6px 13px;border-radius:6px;font-weight:600;font-size:13px;color:var(--text-soft)}
.tabs button.active{background:var(--ink);color:#fff}
.chips{display:flex;gap:7px;flex-wrap:wrap;align-items:center}
.chip{border:1px solid var(--line);background:var(--card);border-radius:20px;padding:6px 12px;font-weight:600;font-size:12.5px;color:var(--text-soft);display:inline-flex;align-items:center;gap:7px;transition:.12s}
.chip:hover{border-color:var(--line-strong);color:var(--text)}
.chip.active{background:var(--ink);border-color:var(--ink);color:#fff}
.chip .cn{font-family:var(--mono);font-size:11px;background:var(--surface);color:var(--text-soft);border-radius:10px;padding:0 6px;min-width:18px;text-align:center}
.chip.active .cn{background:rgba(255,255,255,.2);color:#fff}
.zonegroup{margin-bottom:18px}
.zone-head{display:flex;align-items:center;gap:10px;padding:0 2px 8px}
.zone-head .zname{font-size:14px;font-weight:600;color:var(--ink);letter-spacing:.2px}
.field{display:flex;flex-direction:column;gap:5px}
.field label{font-size:12px;font-weight:600;color:var(--text-soft)}
.inp,select.inp{padding:9px 11px;border:1px solid var(--line);border-radius:8px;background:#fff;width:100%}
.inp:focus,select.inp:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-soft)}
textarea.inp{resize:vertical;min-height:70px}

.bar{height:8px;background:var(--surface);border-radius:5px;overflow:hidden;min-width:80px}
.bar > span{display:block;height:100%;border-radius:5px}

/* modal */
.scrim{position:fixed;inset:0;background:rgba(15,29,43,.45);backdrop-filter:blur(2px);display:none;place-items:center;z-index:100;padding:20px}
.scrim.open{display:grid}
.modal{background:var(--card);border-radius:14px;width:100%;max-width:560px;max-height:90vh;overflow:auto;box-shadow:0 20px 60px rgba(0,0,0,.3);animation:pop .18s ease}
.modal.wide{max-width:760px}
@keyframes pop{from{transform:translateY(12px) scale(.98);opacity:0}to{transform:none;opacity:1}}
.modal-h{padding:18px 22px;border-bottom:1px solid var(--line);display:flex;align-items:center;gap:10px;position:sticky;top:0;background:var(--card)}
.modal-h h3{margin:0;font-size:16px;font-weight:600}
.modal-b{padding:22px}
.modal-f{padding:14px 22px;border-top:1px solid var(--line);display:flex;gap:10px;justify-content:flex-end;position:sticky;bottom:0;background:var(--card)}
.frow{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-bottom:14px}
.frow.one{grid-template-columns:1fr}
.x{margin-left:auto;border:none;background:transparent;color:var(--text-faint);width:30px;height:30px;border-radius:7px;display:grid;place-items:center}
.x:hover{background:var(--surface)}

/* notif dropdown */
.notif-pop{position:absolute;top:52px;right:24px;width:360px;background:var(--card);border:1px solid var(--line);border-radius:12px;box-shadow:0 16px 44px rgba(0,0,0,.18);z-index:50;display:none;overflow:hidden}
.notif-pop.open{display:block}
.notif-pop .h{padding:13px 16px;border-bottom:1px solid var(--line);font-weight:600;display:flex;align-items:center}
.notif-list{max-height:380px;overflow:auto}

/* toast */
.toasts{position:fixed;bottom:22px;right:22px;display:flex;flex-direction:column;gap:9px;z-index:200}
.toast{background:var(--ink);color:#fff;padding:11px 16px;border-radius:9px;font-size:13.5px;font-weight:500;box-shadow:0 8px 24px rgba(0,0,0,.3);display:flex;align-items:center;gap:9px;animation:slidein .25s ease}
.toast svg{width:17px;height:17px;flex:none}
@keyframes slidein{from{transform:translateX(20px);opacity:0}to{transform:none;opacity:1}}

.empty{text-align:center;padding:48px 20px;color:var(--text-faint)}
.empty svg{width:42px;height:42px;opacity:.4;margin-bottom:10px}

.checklist{display:flex;flex-direction:column;gap:7px;margin-top:8px}
.checkitem{display:flex;gap:9px;align-items:center;padding:9px 11px;border:1px solid var(--line);border-radius:8px}
.checkitem input{width:17px;height:17px;accent-color:var(--primary)}
.checkitem.done span{text-decoration:line-through;color:var(--text-faint)}
.picklist{display:grid;grid-template-columns:1fr 1fr;gap:2px;border:1px solid var(--line);border-radius:8px;padding:6px;max-height:180px;overflow:auto;margin-top:6px}
.pickitem{display:flex;align-items:center;gap:8px;padding:7px 9px;border-radius:6px;font-size:13px;cursor:pointer}
.pickitem:hover{background:var(--surface)}
.pickitem input{width:16px;height:16px;accent-color:var(--primary);flex:none}
.form-sec{font-size:11px;letter-spacing:.7px;text-transform:uppercase;color:var(--text-faint);font-weight:600;margin:6px 0 12px;border-top:1px solid var(--line);padding-top:15px}

.det-grid{display:grid;grid-template-columns:1fr 1fr;gap:0 28px}
.det-item{padding:11px 0;border-bottom:1px solid var(--line)}
.det-item .k{font-size:11.5px;color:var(--text-faint);font-weight:600;text-transform:uppercase;letter-spacing:.4px}
.det-item .v{font-size:14px;margin-top:3px}

.svgwrap{display:flex;align-items:center;justify-content:center;gap:16px;flex-wrap:wrap}
.legend{display:flex;flex-direction:column;gap:8px}
.legend .li{display:flex;align-items:center;gap:8px;font-size:13px}
.legend .sw{width:11px;height:11px;border-radius:3px;flex:none}
.legend .vv{margin-left:auto;font-family:var(--mono);font-weight:600;padding-left:14px}

.loader{display:grid;place-items:center;height:100vh;color:var(--text-faint);gap:14px}
.spin{width:34px;height:34px;border:3px solid var(--line);border-top-color:var(--primary);border-radius:50%;animation:rot .8s linear infinite}
@keyframes rot{to{transform:rotate(360deg)}}

@media (max-width:920px){
  .app{grid-template-columns:1fr}
  .sidebar{position:fixed;left:0;top:0;z-index:60;transform:translateX(-100%);transition:.2s;width:236px}
  .sidebar.open{transform:none}
  .kpis{grid-template-columns:repeat(2,1fr)}
  .grid2,.grid2b{grid-template-columns:1fr}
  .search input{width:140px}
  .hamb{display:grid!important}
}
.hamb{display:none}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}

/* ---------- calendar ---------- */
.cal-grid{display:grid;grid-template-columns:repeat(7,1fr);gap:1px;background:var(--line);border-radius:var(--radius);overflow:hidden}
.cal-head{background:var(--surface);text-align:center;padding:8px 4px;font-size:11.5px;font-weight:600;color:var(--text-faint);letter-spacing:.4px;text-transform:uppercase}
.cal-cell{background:var(--card);min-height:72px;padding:7px 8px;cursor:pointer;transition:.1s}
.cal-cell:hover{background:var(--surface)}
.cal-cell.cal-today{background:var(--primary-soft)}
.cal-cell.cal-today .cal-day{background:var(--primary);color:#fff;border-radius:50%}
.cal-cell.cal-empty{background:var(--surface);cursor:default}
.cal-day{width:24px;height:24px;display:grid;place-items:center;font-size:13px;font-weight:600;margin-bottom:4px}
.cal-dots{display:flex;gap:3px;flex-wrap:wrap;align-items:center}
.cal-dot{width:8px;height:8px;border-radius:50%;flex:none}
.dot-pm{background:var(--warn)}
.dot-wo{background:var(--info)}
.cal-more{font-size:10px;color:var(--text-faint);font-family:var(--mono)}

/* ---------- login ---------- */
.login-wrap{min-height:100vh;display:grid;place-items:center;background:linear-gradient(160deg,#0f1d2b,#16293b);padding:20px}
.login-card{background:var(--card);border-radius:16px;box-shadow:0 24px 70px rgba(0,0,0,.35);padding:30px;width:100%;max-width:380px}
.login-brand{display:flex;align-items:center;gap:12px;margin-bottom:24px}
.login-brand .logo{width:42px;height:42px;border-radius:10px;background:linear-gradient(135deg,var(--primary),#13b3b8);display:grid;place-items:center;flex:none}
.login-brand .logo svg{width:24px;height:24px;color:#fff}
.login-brand h1{margin:0;font-size:19px;font-weight:600;color:var(--ink)}
.login-brand .sub{font-size:11px;color:var(--text-faint);font-family:var(--mono);letter-spacing:.4px}
.login-err{background:var(--down-soft);color:#b91c1c;border-radius:8px;padding:9px 12px;font-size:13px;font-weight:500;margin-bottom:14px}