:root{color-scheme:light;--bg:#f4f6f9;--card:#fff;--line:#e2e6ec;--line2:#eef1f5;--in:#d5dbe4;--tx:#121826;--tx2:#3a4554;--mu:#556070;--mu2:#6b7686;--fa:#8593a8;
  --pri:#2563d9;--pri2:#1a4ba8;--pri-s:#e6eefc;--nav:#0f1a2b;--nav2:#1c2a40;--navtx:#c9d2df;--bad:#b02e2e;--bad2:#c03535;--bad-s:#fbe9e9;--ok:#17663d;--ok-s:#e2f3e9;
  --warn:#8a5600;--warn-s:#fdf1d8;--vio:#4b3bb0;--vio-s:#efeafd;--org:#a8460c;--org-s:#fdeee4;--tea:#0e6b52;--tea-s:#e1f4ee;--mono:'IBM Plex Mono',ui-monospace,monospace}
*{box-sizing:border-box}
html,body{margin:0}
body{background:var(--bg);font-family:'Be Vietnam Pro',system-ui,sans-serif;color:var(--tx);font-size:14px;line-height:1.5}
a{color:var(--pri);text-decoration:none}a:hover{color:var(--pri2)}
button,input,select,textarea{font-family:inherit;font-size:14px;color:var(--tx)}
:focus-visible{outline:2px solid var(--pri);outline-offset:2px}
.mono{font-family:var(--mono)}.num{font-family:var(--mono);text-align:right;white-space:nowrap}
.muted{color:var(--mu)}.faint{color:var(--mu2)}.small{font-size:13px}.tiny{font-size:12px}.bold{font-weight:600}.red{color:var(--bad)}.green{color:var(--ok)}.blue{color:var(--pri)}
.hidden{display:none!important}.row{display:flex;align-items:center;gap:10px;flex-wrap:wrap}.sp{flex:1}.col{display:flex;flex-direction:column;gap:6px}
.nowrap{white-space:nowrap}

/* Bố cục */
.shell{display:flex;min-height:100vh}
.nav{width:248px;flex:0 0 248px;background:var(--nav);color:var(--navtx);padding:24px 16px;display:flex;flex-direction:column;gap:22px;position:sticky;top:0;height:100vh;overflow-y:auto}
.brand{display:flex;align-items:center;gap:10px;padding:0 8px}
.logo{width:32px;height:32px;border-radius:8px;background:#fff;color:var(--nav);display:flex;align-items:center;justify-content:center;font-weight:700}
.brand b{color:#fff;font-size:15px;display:block}.brand small{font-size:11.5px;color:var(--fa)}
.navg{display:flex;flex-direction:column;gap:2px}
.navh{font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:#6f7d92;font-weight:600;padding:0 12px 6px}
.nav a{display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:8px;min-height:44px;color:var(--navtx)}
.nav a:hover{background:#16233a;color:#fff}.nav a.on{background:var(--nav2);color:#fff;font-weight:600}
.nav a.sub{padding-left:30px;font-size:13.5px}
.nav .dot{width:8px;height:8px;border-radius:50%}
.nav .cnt{margin-left:auto;font-family:var(--mono);font-size:12px;color:var(--fa)}
.nav .badge{margin-left:auto;background:var(--bad2);color:#fff;border-radius:99px;padding:0 7px;font-size:11.5px;font-weight:600}
.me{margin-top:auto;display:flex;align-items:center;gap:10px;padding:12px 8px;border-top:1px solid #23324a;cursor:pointer;border-radius:8px}
.me:hover{background:#16233a}
.av{width:32px;height:32px;border-radius:50%;background:#2a3b55;color:#fff;display:flex;align-items:center;justify-content:center;font-weight:600;font-size:13px;flex:0 0 32px}
.me b{color:#fff;font-size:13px;display:block}.me small{font-size:11.5px;color:var(--fa)}
.main{flex:1;min-width:0;padding:28px 32px 40px;display:flex;flex-direction:column;gap:24px}
.topm{display:none}
.phead{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:16px}
.phead h1{margin:0;font-size:24px;font-weight:700;letter-spacing:-.01em}
.phead .sub{color:var(--mu);font-size:13px}
.crumb{font-size:13px;color:var(--mu);margin-bottom:-12px}
h2{margin:0;font-size:16px;font-weight:600}h3{margin:0;font-size:14px;font-weight:600}

/* Thành phần */
.btn{font-size:14px;font-weight:600;height:44px;padding:0 18px;border-radius:8px;border:1px solid var(--in);background:#fff;color:var(--tx2);display:inline-flex;align-items:center;justify-content:center;gap:8px;cursor:pointer;white-space:nowrap}
.btn:hover{border-color:#b9c2cf;color:var(--tx)}
.btn.pri{background:var(--pri);border-color:var(--pri);color:#fff}.btn.pri:hover{background:var(--pri2)}
.btn.danger{background:var(--bad2);border-color:var(--bad2);color:#fff}
.btn.ghost{background:transparent;border-color:transparent}
.btn.sm{height:36px;padding:0 12px;font-size:13px;font-weight:500}
.btn.xs{height:30px;padding:0 10px;font-size:12.5px;font-weight:500}
.btn:disabled{opacity:.55;cursor:not-allowed}
.inp,input:not([type]),input[type=text],input[type=search],input[type=number],input[type=email],input[type=password],input[type=date],input[type=time],input[type=month],select,textarea{height:44px;padding:0 12px;border:1px solid var(--in);border-radius:8px;background:#fff;width:100%}
textarea{height:auto;padding:10px 12px;resize:vertical;min-height:70px}
select{padding:0 10px}
.inp.sm,select.sm,input.sm{height:36px;font-size:13px}
.fld{display:flex;flex-direction:column;gap:6px;margin-bottom:14px}
.fld>span{font-size:13px;font-weight:600;color:var(--tx2)}.fld .hint{font-size:12px;color:var(--mu2);font-weight:400}
.req{color:var(--bad2)}
.grid{display:grid;gap:16px}.g2{grid-template-columns:repeat(2,minmax(0,1fr))}.g3{grid-template-columns:repeat(3,minmax(0,1fr))}.g4{grid-template-columns:repeat(4,minmax(0,1fr))}
.card{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:18px}
.card.flush{padding:0}
.card-h{display:flex;flex-wrap:wrap;align-items:center;gap:10px;padding:14px 16px;border-bottom:1px solid var(--line)}
.card-h .d{color:var(--mu);font-size:12.5px}
.stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1px;background:var(--line);border:1px solid var(--line);border-radius:10px;overflow:hidden}
.stat{background:#fff;padding:16px 18px;display:flex;flex-direction:column;gap:4px}
.stat .k{font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--mu2);font-weight:600}
.stat .v{font-family:var(--mono);font-size:26px;font-weight:500;line-height:1.25}.stat .v small{font-size:14px;color:var(--mu);font-family:'Be Vietnam Pro',system-ui,sans-serif}
.stat .s{font-size:12.5px;color:var(--mu)}
.stat.click{cursor:pointer}.stat.click:hover{background:#fafbfd}.stat.on{box-shadow:inset 0 -3px 0 var(--pri)}
.chips{display:flex;flex-wrap:wrap;gap:8px;align-items:center}
.chipb{font-size:13px;height:36px;padding:0 14px;border-radius:99px;border:1px solid var(--in);background:#fff;color:var(--tx2);cursor:pointer}
.chipb.on{border-color:var(--tx);background:var(--tx);color:#fff}
.pill{display:inline-flex;align-items:center;gap:6px;padding:2px 10px;border-radius:99px;font-size:12px;font-weight:600;white-space:nowrap;background:var(--line2);color:var(--tx2)}
.pill i{width:6px;height:6px;border-radius:50%;background:currentColor;display:inline-block}
.pill.live{background:var(--ok-s);color:var(--ok)}.pill.setup{background:var(--vio-s);color:var(--vio)}.pill.overdue{background:var(--bad-s);color:var(--bad)}
.pill.stopped{background:var(--line2);color:var(--mu)}.pill.warn{background:var(--warn-s);color:var(--warn)}.pill.blue{background:var(--pri-s);color:#1f4fb0}
.pill.org{background:var(--org-s);color:var(--org)}.pill.tea{background:var(--tea-s);color:var(--tea)}.pill.vio{background:var(--vio-s);color:var(--vio)}
.svc-ai{background:var(--pri-s);color:#1f4fb0}.svc-real{background:var(--org-s);color:var(--org)}.svc-ops{background:var(--tea-s);color:var(--tea)}.svc-video{background:var(--vio-s);color:var(--vio)}
.tw{overflow-x:auto}
table.t{width:100%;border-collapse:collapse;font-size:13.5px}
.t th{text-align:left;color:var(--mu2);font-size:11px;letter-spacing:.06em;text-transform:uppercase;font-weight:600;padding:10px 8px;border-bottom:1px solid var(--line);white-space:nowrap;background:#fff}
.t th:first-child,.t td:first-child{padding-left:16px}.t th:last-child,.t td:last-child{padding-right:16px}
.t td{padding:12px 8px;border-bottom:1px solid var(--line2);vertical-align:top}
.t tr:last-child td{border-bottom:0}
.t tr.click{cursor:pointer}.t tr.click:hover td{background:#fafbfd}
.t .r{text-align:right}.t tfoot td{font-weight:600;border-top:1px solid var(--line);background:#fafbfd}
.t th .h2{text-transform:none;letter-spacing:0;font-weight:400}
.foot{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:8px;padding:12px 16px;color:var(--mu);font-size:13px;border-top:1px solid var(--line2)}
.empty{padding:28px 16px;text-align:center;color:var(--mu)}
.banner{display:flex;gap:12px;align-items:flex-start;padding:12px 14px;border-radius:10px;border:1px solid transparent;font-size:13.5px}
.banner.warn{background:var(--warn-s);border-color:#f2d89c;color:#5e3c00}.banner.bad{background:var(--bad-s);border-color:#f0c4c4}.banner.info{background:var(--pri-s);border-color:#c6d7f6}.banner.ok{background:var(--ok-s);border-color:#b8e0c9}
.banner .sp{flex:1}
.kv{display:grid;grid-template-columns:max-content 1fr;gap:8px 16px;font-size:13.5px}.kv .k{color:var(--mu)}
.bar{height:8px;border-radius:99px;background:var(--line2);overflow:hidden}.bar i{display:block;height:100%;background:var(--pri);border-radius:99px}.bar.bad i{background:var(--bad2)}.bar.ok i{background:#2f9e65}
.tabs{display:flex;gap:4px;border-bottom:1px solid var(--line)}
.tabs a{padding:10px 14px;color:var(--mu);font-weight:500;border-bottom:2px solid transparent;margin-bottom:-1px}.tabs a.on{color:var(--tx);border-color:var(--tx);font-weight:600}

/* Kanban */
.kanban{display:flex;gap:14px;overflow-x:auto;padding-bottom:8px;align-items:flex-start}
.kcol{flex:0 0 280px;background:#eaedf2;border-radius:10px;padding:10px;display:flex;flex-direction:column;gap:8px;min-height:120px}
.kcol.over{outline:2px dashed var(--pri);outline-offset:-2px}
.kcol-h{display:flex;align-items:center;gap:8px;padding:4px 4px 2px}
.kcol-h b{font-size:13.5px}.kcol-h .n{font-family:var(--mono);font-size:12px;color:var(--mu);background:#fff;border-radius:99px;padding:0 8px}
.kcol-d{font-size:12px;color:var(--mu);padding:0 4px 4px}
.kc{background:#fff;border:1px solid var(--line);border-radius:8px;padding:10px 12px;display:flex;flex-direction:column;gap:6px;cursor:grab}
.kc:hover{border-color:#b9c2cf}.kc.late{border-color:#e9a5a5;box-shadow:inset 3px 0 0 var(--bad2)}
.kc .t1{font-weight:600;font-size:13.5px}.kc .t2{font-size:12px;color:var(--mu)}
.kc.drag{opacity:.4}

/* Lịch */
.calm{display:grid;grid-template-columns:repeat(7,minmax(0,1fr));gap:4px}
.calm .dh{font-size:11px;font-weight:600;color:var(--mu2);text-align:center;padding:4px}
.calm .dc{min-height:64px;border-radius:8px;padding:6px 8px;border:1px solid var(--line2);background:#fff;font-size:12px;display:flex;flex-direction:column;cursor:pointer}
.calm .dc.out{visibility:hidden}.calm .dc.today{border-color:var(--pri)}.calm .dc.sel{outline:2px solid var(--tx)}
.calm .dc .d{font-weight:600;color:var(--tx2)}.calm .dc .a{margin-top:auto;font-family:var(--mono);font-size:11.5px}
.rooms{display:grid;gap:0;position:relative;user-select:none}
.rooms .rh{position:sticky;top:0;background:#fff;z-index:2;padding:8px;border-bottom:1px solid var(--line);font-weight:600;font-size:13px}
.rooms .tm{font-family:var(--mono);font-size:11.5px;color:var(--mu2);padding:0 8px;height:28px;line-height:28px;border-top:1px solid var(--line2)}
.rooms .slot{height:28px;border-top:1px solid var(--line2);border-left:1px solid var(--line2)}
.rooms .slot.hr{border-top-color:var(--line)}
.rooms .slot:hover{background:#f3f6fb}.rooms .slot.selr{background:#dfe9fb}
.ev{position:absolute;border-radius:6px;padding:4px 8px;font-size:12px;overflow:hidden;cursor:pointer;border:1px solid;z-index:1;line-height:1.35}
.ev.live{background:#fdeee4;border-color:#f3c6a6;color:#6d2e06}.ev.block{background:#eef1f5;border-color:#d5dbe4;color:#3a4554}
.ev.done{background:#e2f3e9;border-color:#b5dcc4;color:#0f4a2b}.ev.cancelled{opacity:.45;text-decoration:line-through}
.ev.conf{border-color:var(--bad2);box-shadow:inset 0 0 0 1px var(--bad2)}
.ev b{display:block;font-size:12.5px}
.daytabs{display:flex;gap:6px;overflow-x:auto}
.daytabs a{flex:0 0 auto;border:1px solid var(--line);background:#fff;border-radius:8px;padding:6px 12px;color:var(--tx2);font-size:12.5px;text-align:center;line-height:1.35}
.daytabs a.on{border-color:var(--tx);background:var(--tx);color:#fff}

/* Hộp thoại, thông báo */
.dlg-back{position:fixed;inset:0;background:rgba(15,26,43,.55);display:flex;align-items:flex-start;justify-content:center;padding:40px 16px;overflow-y:auto;z-index:50}
.dlg{background:#fff;border-radius:12px;width:560px;max-width:100%;box-shadow:0 20px 60px rgba(0,0,0,.25)}
.dlg.wide{width:820px}
.dlg-h{display:flex;align-items:center;gap:10px;padding:16px 20px;border-bottom:1px solid var(--line)}
.dlg-h h2{flex:1;font-size:17px}
.dlg-b{padding:18px 20px}.dlg-f{display:flex;gap:10px;justify-content:flex-end;padding:14px 20px;border-top:1px solid var(--line);flex-wrap:wrap}
.x{border:0;background:transparent;font-size:22px;cursor:pointer;color:var(--mu);width:36px;height:36px;border-radius:8px}.x:hover{background:var(--line2)}
.opt{display:flex;gap:10px;align-items:flex-start;border:1px solid var(--in);border-radius:8px;padding:10px 12px;cursor:pointer;margin-bottom:8px}
.opt:has(input:checked){border-color:var(--pri);background:#f5f8fe}
.opt input{margin-top:3px}
.seg{display:inline-flex;border:1px solid var(--in);border-radius:8px;overflow:hidden}
.seg button{border:0;background:#fff;padding:0 14px;height:40px;cursor:pointer;border-right:1px solid var(--in);font-weight:500}.seg button:last-child{border-right:0}
.seg button.on{background:var(--tx);color:#fff}
.sum{background:#f7f9fc;border:1px solid var(--line);border-radius:8px;padding:12px 14px;font-size:13.5px}
.sum .ln{display:flex;justify-content:space-between;gap:10px;padding:3px 0}.sum .tot{border-top:1px solid var(--line);margin-top:6px;padding-top:8px;font-weight:700;font-size:15px}
#toasts{position:fixed;right:16px;bottom:16px;display:flex;flex-direction:column;gap:8px;z-index:90}
.toast{background:var(--tx);color:#fff;padding:10px 14px;border-radius:8px;font-size:13.5px;max-width:360px;box-shadow:0 8px 24px rgba(0,0,0,.2)}
.toast.ok{background:#17663d}.toast.err{background:var(--bad2)}
.check{display:flex;gap:8px;align-items:flex-start;font-size:13.5px;cursor:pointer;padding:4px 0}
.check input{margin-top:3px}

/* Đăng nhập */
.auth{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px;background:var(--nav)}
.auth .box{background:#fff;border-radius:14px;padding:28px;width:400px;max-width:100%}
.auth .brand{padding:0;margin-bottom:18px}.auth .brand .logo{background:var(--nav);color:#fff}.auth .brand b{color:var(--tx)}
.auth .err{color:var(--bad2);font-size:13px;min-height:18px;margin:-4px 0 10px}

@media (max-width:1100px){.stats{grid-template-columns:repeat(2,minmax(0,1fr))}.g4{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:900px){
  .shell{display:block}.nav{position:fixed;left:0;top:0;bottom:0;z-index:60;transform:translateX(-100%);transition:transform .2s}
  body.nav-open .nav{transform:none}body.nav-open::after{content:'';position:fixed;inset:0;background:rgba(0,0,0,.4);z-index:55}
  .topm{display:flex;align-items:center;gap:10px;position:sticky;top:0;z-index:40;background:var(--nav);color:#fff;padding:10px 16px}
  .topm button{background:transparent;border:0;color:#fff;font-size:22px;width:40px;height:40px}
  .main{padding:20px 16px 32px}.g3,.g2{grid-template-columns:1fr}
}
@media (max-width:520px){.stats,.g4{grid-template-columns:1fr}.phead h1{font-size:21px}.btn{padding:0 14px}}
.grid>*,.main>*,.card{min-width:0}
.click-card:hover{border-color:#b9c2cf}