:root{--bg:#F4F6FA;--surface:#fff;--border:#E4E8EF;--text:#0F172A;--muted:#64748B;--primary:#2563EB;--primary-d:#1D4ED8;--soft:#EFF4FF;--side:#0F172A;--danger:#DC2626;--ok:#15803D}
*{box-sizing:border-box}
body{margin:0;font:14px/1.45 "Segoe UI",system-ui,-apple-system,Roboto,Arial,sans-serif;background:var(--bg);color:var(--text)}
a{color:var(--primary);text-decoration:none}
.shell{display:flex;min-height:100vh}
.side{width:230px;background:var(--side);color:#CBD5E1;display:flex;flex-direction:column;position:sticky;top:0;height:100vh;flex-shrink:0}
.brand{padding:22px 22px 18px;font-size:20px;font-weight:700;color:#fff;letter-spacing:.3px}
.brand small{display:block;font-size:11px;font-weight:400;color:#94A3B8;letter-spacing:0;margin-top:2px}
.side nav{flex:1;padding:6px 10px}
.side nav a{display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:8px;color:#CBD5E1;margin-bottom:2px}
.side nav a:hover{background:#1E293B;color:#fff}
.side nav a.on{background:var(--primary);color:#fff}
.side nav svg{width:18px;height:18px;flex-shrink:0}
.who{padding:14px 18px;border-top:1px solid #1E293B;font-size:12px;color:#94A3B8}
.who b{display:block;color:#fff;font-size:13px}
.who button{background:none;border:0;color:#94A3B8;padding:6px 0 0;cursor:pointer;font:inherit}
.who button:hover{color:#fff}
.main{flex:1;min-width:0;padding:26px 32px 40px}
.top{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:18px;flex-wrap:wrap}
h1{font-size:22px;margin:0}
h2{font-size:15px;margin:0}
.sub{color:var(--muted);font-size:13px}
.card{background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:18px 20px;margin-bottom:18px}
.card-h{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:12px;flex-wrap:wrap}
.kpis{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px;margin-bottom:18px}
.kpi{background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:18px 20px;display:flex;gap:14px;align-items:flex-start;min-width:0}
.kpi-t{flex:1;min-width:0}.kpi .l{color:var(--muted);font-size:12px;font-weight:600}.kpi .v{font-size:28px;font-weight:700;margin-top:4px;line-height:1.2}
.kpi .sub{font-size:11px;margin-top:4px}
.kpi-ic{width:44px;height:44px;border-radius:10px;flex-shrink:0;display:flex;align-items:center;justify-content:center;color:var(--c,var(--primary));background:color-mix(in srgb,var(--c,var(--primary)) 11%,transparent)}
.kpi-ic .ic{width:22px;height:22px}
.grid2{display:grid;grid-template-columns:2fr 1fr;gap:18px}
@media(max-width:1000px){.grid2{grid-template-columns:1fr}}
table{width:100%;border-collapse:collapse}
th{text-align:left;font-size:12px;color:var(--muted);font-weight:600;padding:9px 10px;border-bottom:1px solid var(--border);white-space:nowrap}
td{padding:9px 10px;border-bottom:1px solid #EEF1F6}
tr:hover td{background:#FAFBFE}
td.n,th.n{text-align:right;font-variant-numeric:tabular-nums}
.tw{overflow-x:auto}
.badge{display:inline-block;padding:2px 10px;border-radius:999px;font-size:12px;font-weight:600;background:#F1F5F9;color:#475569;white-space:nowrap}
.b-aberta{background:#DBEAFE;color:#1D4ED8}.b-em-produção{background:#FEF3C7;color:#B45309}.b-finalizada,.b-ativo{background:#DCFCE7;color:#15803D}
.b-cancelada,.b-inativo{background:#F1F5F9;color:#64748B}.b-alta{background:#FFEDD5;color:#C2410C}.b-urgente{background:#FEE2E2;color:#B91C1C}
.btn{display:inline-block;border:1px solid var(--border);background:#fff;color:var(--text);padding:8px 14px;border-radius:8px;cursor:pointer;font:inherit;font-weight:600}
.btn:hover{background:#F8FAFC}
.btn.p{background:var(--primary);border-color:var(--primary);color:#fff}.btn.p:hover{background:var(--primary-d)}
.btn.s{padding:4px 10px;font-size:12px}
input,select{font:inherit;padding:8px 10px;border:1px solid #CBD5E1;border-radius:8px;background:#fff;color:var(--text);width:100%}
input:focus,select:focus{outline:2px solid #BFDBFE;border-color:var(--primary)}
label{display:block;font-size:12px;color:var(--muted);margin-bottom:4px;font-weight:600}
.form{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:14px 16px}
.form .full{grid-column:1/-1}
.bar{display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.bar input,.bar select{width:auto;min-width:200px}
.tabs{display:flex;gap:4px;border-bottom:1px solid var(--border);margin-bottom:14px;flex-wrap:wrap}
.tabs a{padding:9px 14px;color:var(--muted);border-bottom:2px solid transparent;font-weight:600}
.tabs a.on{color:var(--primary);border-color:var(--primary)}
.flash{background:#ECFDF5;border:1px solid #A7F3D0;color:#065F46;padding:10px 14px;border-radius:8px;margin-bottom:16px}
.err{background:#FEF2F2;border:1px solid #FECACA;color:#991B1B;padding:10px 14px;border-radius:8px;margin-bottom:14px}
.bar-line{height:8px;background:#EEF2F7;border-radius:4px;overflow:hidden;margin-top:6px}.bar-line i{display:block;height:100%;background:var(--primary)}
.row{display:flex;justify-content:space-between;gap:10px;font-weight:600}.row span:last-child{color:var(--muted);font-weight:400}
.item{margin-bottom:16px}.muted{color:var(--muted)}.empty{padding:26px;text-align:center;color:var(--muted)}
.checks{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:8px}
.checks label{display:flex;gap:8px;align-items:center;font-size:14px;color:var(--text);font-weight:400;margin:0}.checks input{width:auto}
.dev{font-size:26px;font-weight:700}
.login{min-height:100vh;display:grid;place-items:center;padding:20px;background:linear-gradient(135deg,#0F172A,#1E3A8A)}
.login .box{background:#fff;border-radius:16px;padding:34px 32px;width:100%;max-width:380px}
.login h1{text-align:center;margin-bottom:4px}.login p{text-align:center;margin:0 0 22px;color:var(--muted)}
.login .f{margin-bottom:14px}.login .btn{width:100%;padding:11px}
.menu-btn{display:none}
@media(max-width:800px){.side{position:fixed;z-index:20;left:-240px;transition:left .2s}.side.open{left:0}.menu-btn{display:inline-block}.main{padding:16px}}
@media print{.side,.menu-btn,.bar,.btn{display:none!important}.main{padding:0}}
/* ---- OPs */
table.clic tr:not(:first-child){cursor:pointer}
.linhas{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:16px}
.linha-card{display:flex;flex-direction:column;gap:6px;border:1px solid var(--border);border-radius:12px;padding:20px;color:var(--text);min-height:130px;background:#fff}
.linha-card:hover{border-color:var(--primary);background:var(--soft)}
.linha-card b{font-size:16px}.linha-card span{color:var(--muted)}
.tiles{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:10px}
.tile{background:#F8FAFC;border:1px solid #EEF1F6;border-radius:10px;padding:8px 12px;min-width:0}
.tile small{display:block;color:var(--muted);font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.3px}
.tile b{display:block;font-weight:600;overflow-wrap:anywhere}
.big{font-size:24px;font-weight:700}
.passos{display:flex;gap:10px;align-items:stretch;flex-wrap:wrap}
.passo{flex:1 1 320px;border:1px solid var(--border);border-radius:12px;padding:14px 16px;background:#fff}
.passo.ativo{border-color:var(--primary);box-shadow:0 0 0 2px #DBEAFE}
.passo-h{display:flex;gap:10px;align-items:center;margin-bottom:10px}
.circ{width:28px;height:28px;border-radius:50%;background:var(--soft);color:var(--primary);display:flex;align-items:center;justify-content:center;font-weight:700;flex-shrink:0}
.circ.ok{background:#DCFCE7;color:var(--ok)}
.seta{display:flex;align-items:center;color:#94A3B8;font-size:22px}
.acoes{display:flex;gap:8px;flex-wrap:wrap;align-items:center;margin-top:12px}
.btn.danger{color:var(--danger);border-color:#FECACA}.btn.danger:hover{background:#FEF2F2}
.btn.ghost{border-color:transparent;color:var(--primary);background:none}.btn.ghost:hover{background:var(--soft)}
.btn[disabled]{opacity:.5;cursor:not-allowed}
dialog{border:0;border-radius:14px;padding:0;max-width:min(980px,96vw);width:100%;box-shadow:0 20px 60px rgba(15,23,42,.3)}
dialog::backdrop{background:rgba(15,23,42,.45)}
dialog .dlg{padding:22px 24px}
dialog .dlg-r{display:flex;gap:10px;justify-content:flex-end;margin-top:18px;flex-wrap:wrap}
.menu{position:relative;display:inline-block}
.menu>div{display:none;position:absolute;right:0;top:100%;margin-top:4px;background:#fff;border:1px solid var(--border);border-radius:10px;box-shadow:0 10px 30px rgba(15,23,42,.12);z-index:20;min-width:260px;padding:6px}
.menu.open>div{display:block}
.menu>div a{display:block;padding:9px 12px;border-radius:8px;color:var(--text)}.menu>div a:hover{background:var(--soft)}
textarea{font:inherit;padding:8px 10px;border:1px solid #CBD5E1;border-radius:8px;width:100%;min-height:80px;resize:vertical}
.rodape-fixo{position:sticky;bottom:0;background:var(--surface);border-top:1px solid var(--border);padding:12px 20px;margin:0 -32px -40px;display:flex;gap:10px;align-items:center;flex-wrap:wrap;z-index:5}
.rodape-fixo .erro{flex:1;color:var(--danger);font-weight:600;min-width:200px}
.alerta{background:#FFFBEB;border:1px solid #FDE68A;color:#92400E;padding:10px 12px;border-radius:8px;display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin-top:10px}
.seg{display:inline-flex;border:1px solid #CBD5E1;border-radius:8px;overflow:hidden}
.seg label{margin:0;padding:8px 14px;cursor:pointer;color:var(--text);font-size:14px;font-weight:600}
.seg input{display:none}.seg input:checked+span{color:var(--primary)}
.seg label:has(input:checked){background:var(--soft);color:var(--primary)}
.sel td:first-child{width:36px}tr.on td{background:#EFF6FF}
.dica{color:var(--muted);font-size:13px}
@media(max-width:700px){.main{padding:18px 16px 40px}.rodape-fixo{margin:0 -16px -40px}.seta{display:none}}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.grid3>.card{margin-bottom:18px}
.grid2b{display:grid;grid-template-columns:1fr 1fr;gap:18px}
@media(max-width:1100px){.grid3{grid-template-columns:1fr 1fr}}@media(max-width:800px){.grid3,.grid2b{grid-template-columns:1fr}}
.form.f2{grid-template-columns:1fr 1fr}.form.f1{grid-template-columns:1fr}
@media(max-width:520px){.form.f2{grid-template-columns:1fr}}
input:disabled,select:disabled,textarea:disabled{background:#F1F5F9;color:#94A3B8}
/* ---- casca igual à do desktop (theme.py: Sidebar, NavSection, NavButton, UserBox, TopBar) */
.side{width:248px;padding:22px 16px 16px;gap:4px}
.brand{display:flex;align-items:center;gap:12px;padding:0 4px 18px}
.brand .logo svg{width:38px;height:38px;display:block}
.brand b{display:block;color:#fff;font-size:20px;font-weight:700;line-height:1.1}
.brand small{display:block;color:#64748B;font-size:11px;margin:0}
.side nav{padding:0;overflow-y:auto}
.nav-sec{color:#475569;font-size:10px;font-weight:700;letter-spacing:1px;padding:14px 12px 4px}
.side nav a,.nav-off{display:flex;align-items:center;gap:12px;padding:10px 12px;border-radius:8px;color:#CBD5E1;font-size:13px;font-weight:500;margin-bottom:4px}
.side nav a .ic,.nav-off .ic{width:18px;height:18px;color:#94A3B8;flex-shrink:0}
.side nav a:hover{background:#1E293B;color:#fff}
.side nav a.on{background:var(--primary);color:#fff;font-weight:600}.side nav a.on .ic{color:#fff}
.nav-off{color:#475569;cursor:default}.nav-off .ic{color:#475569}
.nav-off i{margin-left:auto;font-style:normal;background:#1E293B;color:#64748B;border-radius:8px;padding:2px 8px;font-size:10px}
.userbox{display:flex;align-items:center;gap:10px;background:#1E293B;border-radius:10px;padding:10px 8px 10px 12px;margin-top:8px}
.avatar{width:34px;height:34px;border-radius:17px;background:var(--primary);color:#fff;font-weight:700;font-size:14px;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.userbox .u{flex:1;min-width:0}.userbox .u b{display:block;color:#fff;font-weight:600;font-size:13px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.userbox .u small{color:#94A3B8;font-size:11px}
.userbox button{background:none;border:0;color:#94A3B8;cursor:pointer;padding:6px;border-radius:6px;display:flex}.userbox button:hover{color:#fff;background:#334155}
.userbox .ic{width:18px;height:18px}
.col{flex:1;min-width:0;display:flex;flex-direction:column}
.topbar{height:76px;background:var(--surface);border-bottom:1px solid var(--border);display:flex;align-items:center;gap:14px;padding:0 32px;position:sticky;top:0;z-index:10}
.topbar .tt{flex:1;min-width:0}.topbar h1{font-size:20px;font-weight:700;margin:0}.topbar .sub{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.hoje{display:flex;align-items:center;gap:8px;color:var(--muted);font-size:13px;white-space:nowrap}.hoje .ic{width:16px;height:16px}
.main{padding:28px 32px 40px}
.top{display:flex;justify-content:flex-end;margin-bottom:18px}
.menu-btn{display:none;background:none;border:1px solid var(--border);border-radius:8px;padding:6px 10px;font-size:18px;cursor:pointer}
/* cartões da escolha de linha (Nova OP) */
.linha-card{min-height:150px;padding:18px 20px;gap:8px}
.linha-card .ic{width:28px;height:28px;color:var(--primary)}
.linha-card b{font-size:15px;font-weight:700}.linha-card span{font-size:12px}
.linha-card:hover{border:2px solid var(--primary);padding:17px 19px}
@media(max-width:900px){.hoje{display:none}}
@media(max-width:800px){.side{position:fixed;z-index:30;left:-260px;top:0;transition:left .2s}.side.open{left:0;box-shadow:0 0 40px rgba(0,0,0,.4)}
 .menu-btn{display:inline-block}.topbar{padding:0 16px;height:64px}.topbar .sub{display:none}.main{padding:18px 16px 40px}}
.side nav{scrollbar-width:thin;scrollbar-color:#334155 transparent}
/* ---- grades do lançamento (formato do papel) */
table.grade{border-collapse:collapse;min-width:100%}
table.grade th{white-space:normal;font-size:11px;line-height:1.2;text-align:center;background:#F8FAFC;border:1px solid var(--border);padding:6px 4px;vertical-align:bottom}
table.grade td{padding:0;border:1px solid var(--border);height:32px}
table.grade tr:hover td{background:inherit}
table.grade td.fixo{color:var(--muted);background:#F8FAFC;padding:4px 8px;white-space:nowrap}
table.grade td.nl,table.grade th.nl{width:34px;text-align:center;color:#94A3B8;background:#F8FAFC;font-size:11px}
table.grade input,table.grade select{border:0;border-radius:0;padding:5px 6px;width:100%;min-width:60px;background:transparent;height:31px}
table.grade input:focus,table.grade select:focus{outline:2px solid var(--primary);outline-offset:-2px;background:#fff}
table.grade input.n{text-align:right}
table.grade .inv,input.inv{background:#FEE2E2!important}
table.grade select{appearance:auto;text-align:center}
#g-ops tr.on td{background:#EFF6FF}
.seg-links{display:inline-flex;border:1px solid #CBD5E1;border-radius:8px;overflow:hidden;flex-shrink:0}
.seg-links a{padding:8px 18px;color:var(--text);font-weight:600;border-right:1px solid #CBD5E1;white-space:nowrap}
.seg-links a:last-child{border-right:0}.seg-links a:hover{background:#F8FAFC}
.seg-links a.on{background:var(--primary);color:#fff}
.calc-res{background:#F8FAFC;border:1px solid var(--border);border-radius:12px;padding:14px 16px;margin-top:16px}
.calc-res .big{font-size:24px}
/* ---- manutenção */
.b-média{background:#FEF3C7;color:#B45309}.b-baixa{background:#F1F5F9;color:#475569}
.cond-parado{background:#FEE2E2;color:#B91C1C}.cond-restrito{background:#FEF3C7;color:#B45309}.cond-operação-normal{background:#DCFCE7;color:#15803D}
.os-aberta{background:#DBEAFE;color:#1D4ED8}.os-aguardando{background:#FEF3C7;color:#B45309}.os-em-execução{background:#EDE9FE;color:#6D28D9}
.os-concluída{background:#DCFCE7;color:#15803D}.os-cancelada{background:#F1F5F9;color:#64748B}
.sit-vencida{background:#FEE2E2;color:#B91C1C}.sit-vence-em-breve{background:#FEF3C7;color:#B45309}.sit-em-dia{background:#DCFCE7;color:#15803D}
.sit-sem-plano,.sit-sem-registro{background:#F1F5F9;color:#64748B}.sit-atrasada{background:#FEE2E2;color:#B91C1C}.sit-no-prazo{background:#DCFCE7;color:#15803D}.sit-primeira{background:#DBEAFE;color:#1D4ED8}
.segs{display:inline-flex;border:1px solid #CBD5E1;border-radius:8px;overflow:hidden;flex-wrap:wrap}
.segs label{margin:0;padding:8px 14px;cursor:pointer;color:var(--text);font-size:14px;font-weight:600;border-right:1px solid #CBD5E1}
.segs label:last-child{border-right:0}.segs input{display:none}.segs label:has(input:checked){background:var(--primary);color:#fff}
.prev-layout{display:grid;grid-template-columns:370px 1fr;gap:16px;align-items:start}
@media(max-width:1000px){.prev-layout{grid-template-columns:1fr}}
/* ---- programação de produção */
.prog-tw{max-height:calc(100vh - 330px);overflow:auto}
table.prog{border-collapse:separate;border-spacing:0;font-size:12.5px;min-width:100%}
table.prog th{position:sticky;top:0;z-index:2;background:#F8FAFC;font-size:11px;text-align:center;padding:5px 4px;border-right:1px solid var(--border);border-bottom:1px solid var(--border);white-space:nowrap}
table.prog thead tr:nth-child(2) th{top:27px;color:var(--muted)}
table.prog th.esp{color:#1D4ED8}
table.prog td{border-right:1px solid #EEF1F6;border-bottom:1px solid #EEF1F6;padding:3px 6px;height:26px}
table.prog tr:hover td{background:inherit}
table.prog td.fam{background:#F8FAFC;font-weight:700;text-align:center;vertical-align:middle}
table.prog td.fam small{font-weight:400;color:var(--muted)}
table.prog td.obs{font-weight:400;text-align:left;max-width:260px;white-space:pre-wrap}
table.prog td.txt{text-align:center;white-space:nowrap}
table.prog td.num{text-align:center;white-space:nowrap;min-width:52px}
table.prog td.prev{min-width:62px}table.prog td.prod{color:#1D4ED8;cursor:pointer;min-width:58px}table.prog td.dia{min-width:28px;color:var(--muted);cursor:pointer}
table.prog td.oc{font-style:italic;color:#94A3B8!important}
table.prog td.sel{outline:2px solid var(--primary);outline-offset:-2px}
table.prog td.ed{padding:0}
table.prog td.ed input,table.prog td.ed select,table.prog td.ed textarea{border:0;border-radius:0;background:transparent;padding:4px;width:100%;min-width:58px;height:100%;text-align:center;font-size:12.5px}
table.prog td.ed textarea{text-align:left;min-height:26px;resize:vertical;min-width:180px}
table.prog td.ed input:focus,table.prog td.ed select:focus,table.prog td.ed textarea:focus{outline:2px solid var(--primary);outline-offset:-2px;background:#fff}
table.prog tr.tot td{background:#E2E8F0;font-weight:700;position:sticky;bottom:0}
table.prog-bob{border-collapse:collapse;width:100%;font-size:12.5px}table.prog-bob th,table.prog-bob td{border:1px solid var(--border);padding:4px 6px;text-align:center}
table.prog-bob tr.tot td{font-weight:700;background:#F8FAFC}
.menu-ctx{position:fixed;z-index:50;background:#fff;border:1px solid var(--border);border-radius:10px;box-shadow:0 10px 30px rgba(15,23,42,.18);padding:6px;min-width:240px}
.menu-ctx a{display:block;padding:8px 12px;border-radius:8px;color:var(--text)}.menu-ctx a:hover{background:var(--soft)}
.menu-ctx a.off{color:#94A3B8;pointer-events:none}.menu-ctx hr{border:0;border-top:1px solid var(--border);margin:4px 0}
body.cheia .side,body.cheia .topbar{display:none}body.cheia .main{padding:14px 16px}body.cheia .prog-tw{max-height:calc(100vh - 250px)}
/* ---------------------------------------------------------------- Dashboard / Base BI */
.btn .ic{width:16px;height:16px;vertical-align:-3px;margin-right:4px}.btn.off{opacity:.5;pointer-events:none}
.dash-grade{display:grid;grid-template-columns:3fr 2fr;column-gap:18px}.dash-grade.meio{grid-template-columns:1fr 1fr}@media(max-width:1200px){.dash-grade,.dash-grade.meio{grid-template-columns:1fr}}
.dash-grade>.card{min-width:0}.g{margin-top:12px;min-width:0}svg.grafico{display:block}
.g-tip{position:fixed;z-index:100;background:#fff;border:1px solid var(--border);border-radius:8px;padding:6px 10px;font-size:12px;line-height:1.5;box-shadow:0 6px 20px rgba(15,23,42,.15);pointer-events:none;max-width:340px}
.g-alvo.g-sob{fill:rgba(15,23,42,.05)}.g-fatia.g-sob{opacity:.85}
.soon{margin-left:auto;background:#FEF3C7;color:#B45309;border-radius:999px;padding:2px 10px;font-size:11px;font-weight:700}
.multi{position:relative}.multi-b{min-width:170px;text-align:left;border:1px solid var(--border);background:#fff;border-radius:8px;padding:8px 30px 8px 12px;font:inherit;cursor:pointer;background-image:linear-gradient(45deg,transparent 50%,#64748B 50%),linear-gradient(135deg,#64748B 50%,transparent 50%);background-position:calc(100% - 16px) 50%,calc(100% - 11px) 50%;background-size:5px 5px;background-repeat:no-repeat}
.multi-l{position:absolute;right:0;top:calc(100% + 4px);background:#fff;border:1px solid var(--border);border-radius:10px;box-shadow:0 10px 30px rgba(15,23,42,.15);padding:6px;z-index:25;min-width:230px;max-height:340px;overflow:auto}
.multi-l label{display:flex;align-items:center;gap:8px;padding:6px 8px;border-radius:6px;white-space:nowrap;cursor:pointer;font-weight:500}.multi-l label:hover{background:#F8FAFC}
.bar .multi-l input{min-width:0;width:auto;margin:0}
table.ord th{cursor:pointer;user-select:none}table.ord th.on::after{content:" ▲";font-size:10px}table.ord th.on.desc::after{content:" ▼"}
table.fixo th{position:sticky;top:0;z-index:1;background:#F8FAFC}