/* Namsan Travel CRM – thanh trên + menu trái (máy tính) / menu đáy (điện thoại); chi tiết mở ngăn kéo bên phải */
:root{
  --bg:#F3F6F9; --surface:#FFFFFF; --surface2:#EAF0F5; --line:#D6DFE7;
  --fg:#16283A; --muted:#5B6F82; --brand:#1B5682; --brand-fg:#FFFFFF; --red:#C4261D;
  --ok:#1F7A4D; --ok-bg:#E3F3EA; --warn:#9A5B00; --warn-bg:#FDF0D9; --bad:#B0221A; --bad-bg:#FBE4E2; --info-bg:#E2EDF6;
  --font:"Be Vietnam Pro",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif; --r:10px;
  --sl:max(16px,env(safe-area-inset-left,0px)); --sr:max(16px,env(safe-area-inset-right,0px));
  color-scheme:light;
}
@media (prefers-color-scheme:dark){:root{
  --bg:#0F1A24; --surface:#16232F; --surface2:#1D2D3B; --line:#2A3C4C;
  --fg:#E4ECF3; --muted:#93A6B8; --brand:#5B9BCF; --brand-fg:#0B1620; --red:#E46A61;
  --ok:#5CC48E; --ok-bg:#16352A; --warn:#E6B05A; --warn-bg:#3A2D14; --bad:#F08A82; --bad-bg:#3D1C1A; --info-bg:#1B3247; color-scheme:dark}}
*{box-sizing:border-box}
html,body{margin:0;background:var(--bg);color:var(--fg);font-family:var(--font);font-size:14px;-webkit-text-size-adjust:100%}
body{padding-top:env(safe-area-inset-top,0px)}
body::before{content:"";position:fixed;inset:0 0 auto;height:env(safe-area-inset-top,0px);z-index:30;background:var(--surface)}
button,input,select,textarea{font:inherit;color:inherit}
.boot{display:grid;place-items:center;min-height:80vh;color:var(--muted)}
.top{position:sticky;top:env(safe-area-inset-top,0px);z-index:20;background:var(--surface);border-bottom:1px solid var(--line);
  padding:10px var(--sr) 10px var(--sl);display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.logo{font-weight:700;color:var(--brand);display:flex;align-items:center;gap:8px}
.logo img{width:24px;height:24px}
.logo span{color:var(--muted);font-weight:500}
.acct{margin-left:auto;display:flex;align-items:center;gap:8px;font-size:13px;color:var(--muted);flex-wrap:wrap}
.acct select{padding:6px 8px;border:1px solid var(--line);border-radius:8px;background:var(--surface2)}
.demo{background:var(--warn-bg);color:var(--warn);font-size:12.5px;padding:6px var(--sr) 6px var(--sl)}
.linkbtn{background:none;border:0;color:inherit;text-decoration:underline;cursor:pointer;padding:0}
.shell{display:grid;grid-template-columns:200px 1fr;min-height:calc(100vh - 60px)}
nav.side{border-right:1px solid var(--line);background:var(--surface);padding:12px 8px;display:flex;flex-direction:column;gap:2px}
nav.side button{display:flex;align-items:center;gap:10px;text-align:left;border:0;background:none;padding:9px 12px;border-radius:8px;cursor:pointer;color:var(--muted);font-weight:500}
nav.side button:hover{background:var(--surface2);color:var(--fg)}
nav.side button.on{background:var(--info-bg);color:var(--brand);font-weight:600}
nav svg{width:18px;height:18px;flex:none}
nav.side button.mob{display:none}
main{min-width:0;padding:18px var(--sr) 90px var(--sl)}
h1{font-size:20px;margin:0;text-wrap:balance}
h2{font-size:15px;margin:0 0 10px}
.head{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-bottom:14px}
.head .sp{flex:1}
.btn{border:1px solid var(--line);background:var(--surface);padding:7px 12px;border-radius:8px;cursor:pointer;font-weight:500;white-space:nowrap}
.btn:hover{border-color:var(--brand)}
.btn.pri{background:var(--brand);border-color:var(--brand);color:var(--brand-fg)}
.btn.sm{padding:4px 9px;font-size:12.5px}
.btn.danger{color:var(--bad)}
.btn.big{width:100%;padding:14px;font-size:16px;font-weight:600;border-radius:12px}
.btn:disabled{opacity:.6;cursor:wait}
.btn:focus-visible,nav button:focus-visible,input:focus-visible,select:focus-visible,.chip:focus-within{outline:2px solid var(--brand);outline-offset:2px}
input,select,textarea{border:1px solid var(--line);background:var(--surface);border-radius:8px;padding:7px 9px;min-width:0}
textarea{width:100%;min-height:60px}
.kpis{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:12px;margin-bottom:18px}
.kpi{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:14px}
.kpi .l{color:var(--muted);font-size:12.5px}
.kpi .v{font-size:22px;font-weight:700;margin-top:6px;font-variant-numeric:tabular-nums}
.kpi .s{font-size:12px;color:var(--muted);margin-top:4px}
.red{color:var(--bad)}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:14px;margin-bottom:16px;min-width:0}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.tw{overflow-x:auto}
table{width:100%;border-collapse:collapse;font-size:13.5px}
th{text-align:left;font-weight:600;color:var(--muted);font-size:12px;text-transform:uppercase;letter-spacing:.04em;padding:8px;border-bottom:1px solid var(--line);white-space:nowrap}
td{padding:9px 8px;border-bottom:1px solid var(--line);vertical-align:top}
td.n,th.n{text-align:right;font-variant-numeric:tabular-nums;white-space:nowrap}
tr.click{cursor:pointer}
tr.click:hover td{background:var(--surface2)}
.pill{display:inline-block;padding:2px 8px;border-radius:99px;font-size:12px;font-weight:600;white-space:nowrap;background:var(--surface2);color:var(--muted)}
.p-ok{background:var(--ok-bg);color:var(--ok)}.p-warn{background:var(--warn-bg);color:var(--warn)}.p-bad{background:var(--bad-bg);color:var(--bad)}.p-info{background:var(--info-bg);color:var(--brand)}
.muted{color:var(--muted)}.small{font-size:12.5px}
.filters{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:12px}
.filters input{flex:1;min-width:180px}
.kan{display:grid;grid-auto-flow:column;grid-auto-columns:230px;gap:10px;overflow-x:auto;padding-bottom:10px}
.col{background:var(--surface2);border-radius:var(--r);padding:8px;min-height:120px}
.col h3{font-size:12.5px;margin:2px 4px 8px;display:flex;justify-content:space-between;color:var(--muted)}
.kc{background:var(--surface);border:1px solid var(--line);border-radius:8px;padding:9px;margin-bottom:8px;cursor:pointer;font-size:13px}
.kc.late{border-color:var(--bad);box-shadow:inset 3px 0 0 var(--bad)}
.kc .t{font-weight:600;margin-bottom:3px}
.ov{position:fixed;inset:0;background:rgba(10,20,30,.45);z-index:40;display:flex;justify-content:flex-end}
.dr{background:var(--bg);width:min(760px,100%);height:100%;overflow-y:auto;padding-bottom:calc(30px + env(safe-area-inset-bottom,0px));padding-top:env(safe-area-inset-top,0px);padding-right:env(safe-area-inset-right,0px)}
.drh{position:sticky;top:0;background:var(--surface);border-bottom:1px solid var(--line);padding:12px 16px;display:flex;gap:10px;align-items:center;z-index:2}
.drh h2{margin:0;flex:1;min-width:0}
.drb{padding:16px}
.form{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.form label{display:flex;flex-direction:column;gap:4px;font-size:12.5px;color:var(--muted)}
.form label.full{grid-column:1/-1}
.form input,.form select{color:var(--fg)}
.steps{display:flex;gap:4px;flex-wrap:wrap;margin:6px 0 14px}
.steps span{font-size:11.5px;padding:3px 7px;border-radius:6px;background:var(--surface2);color:var(--muted)}
.steps span.done{background:var(--info-bg);color:var(--brand)}
.steps span.cur{background:var(--brand);color:var(--brand-fg);font-weight:600}
.sum{display:grid;grid-template-columns:repeat(auto-fit,minmax(130px,1fr));gap:10px;margin-bottom:14px}
.sum div{background:var(--surface);border:1px solid var(--line);border-radius:8px;padding:10px}
.sum b{display:block;font-size:17px;font-variant-numeric:tabular-nums;margin-top:3px}
.lines input{width:100%;padding:5px 6px}
.lines td{padding:5px 4px}
.toast{position:fixed;left:50%;transform:translateX(-50%);bottom:calc(84px + env(safe-area-inset-bottom,0px));background:var(--fg);color:var(--bg);padding:10px 16px;border-radius:8px;z-index:60;font-size:13.5px;max-width:90vw;text-align:center}
.toast.err{background:var(--bad);color:#fff}

/* ---------- Nhập nhanh (tối ưu điện thoại) ---------- */
.quick{max-width:560px;margin:0 auto}
.tabs{display:grid;grid-template-columns:1fr 1fr;background:var(--surface2);border-radius:10px;padding:3px;margin-bottom:14px}
.tabs button{border:0;background:none;padding:9px;border-radius:8px;font-weight:600;color:var(--muted);cursor:pointer}
.tabs button.on{background:var(--surface);color:var(--brand);box-shadow:0 1px 2px rgba(0,0,0,.08)}
.qf{display:flex;flex-direction:column;gap:14px}
.fld{display:flex;flex-direction:column;gap:6px}
.fld>span{font-size:13px;font-weight:600;color:var(--muted)}
.fld input,.fld select{font-size:16px;padding:11px 12px;border-radius:10px;width:100%}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.row3{display:grid;grid-template-columns:80px 1fr 1fr;gap:10px}
.chips{display:flex;flex-wrap:wrap;gap:6px}
.chip{position:relative}
.chip input{position:absolute;opacity:0;pointer-events:none}
.chip span{display:inline-block;padding:8px 12px;border:1px solid var(--line);border-radius:99px;background:var(--surface);font-size:13.5px;cursor:pointer;user-select:none}
.chip input:checked+span{background:var(--brand);border-color:var(--brand);color:var(--brand-fg);font-weight:600}
.hint{font-size:13px;padding:9px 12px;border-radius:10px;background:var(--info-bg);color:var(--brand)}
.hint.new{background:var(--warn-bg);color:var(--warn)}
.totals{display:flex;justify-content:space-between;gap:10px;flex-wrap:wrap;font-size:14px;padding:10px 12px;background:var(--surface);border:1px dashed var(--line);border-radius:10px;font-variant-numeric:tabular-nums}
details.more summary{cursor:pointer;color:var(--brand);font-weight:500;font-size:13.5px}
.pay-row{background:var(--surface);border:1px solid var(--line);border-radius:10px;padding:12px;margin-bottom:10px}
.pay-row .t{display:flex;justify-content:space-between;gap:10px;cursor:pointer}
.ok-card{background:var(--ok-bg);color:var(--ok);border-radius:10px;padding:12px;display:flex;justify-content:space-between;align-items:center;gap:10px;flex-wrap:wrap}

/* ---------- Đăng nhập ---------- */
.login{min-height:90vh;display:grid;place-items:center;padding:20px var(--sr) 20px var(--sl)}
.login .box{width:min(380px,100%);background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:24px;display:flex;flex-direction:column;gap:14px}
.login img{width:48px}
.login h1{font-size:19px}
.err{color:var(--bad);font-size:13px;min-height:18px}

/* ---------- Bảng chọn "Thêm" trên điện thoại ---------- */
.sheet{position:fixed;inset:0;z-index:45;background:rgba(10,20,30,.45);display:flex;align-items:flex-end}
.sheet .in{background:var(--surface);width:100%;border-radius:16px 16px 0 0;padding:12px var(--sr) calc(16px + env(safe-area-inset-bottom,0px)) var(--sl);display:grid;grid-template-columns:repeat(3,1fr);gap:8px}
.sheet button{border:1px solid var(--line);background:var(--surface);border-radius:10px;padding:14px 6px;display:flex;flex-direction:column;align-items:center;gap:6px;font-size:12.5px;cursor:pointer}
.sheet .who{grid-column:1/-1;font-size:13px;color:var(--muted);padding:4px 2px 8px;display:flex;justify-content:space-between;gap:8px;flex-wrap:wrap}

@media (max-width:760px){
  .shell{grid-template-columns:1fr}
  nav.side{position:fixed;left:0;right:0;bottom:0;z-index:25;flex-direction:row;justify-content:space-around;border-right:0;border-top:1px solid var(--line);
    padding:6px max(6px,env(safe-area-inset-right,0px)) calc(6px + env(safe-area-inset-bottom,0px)) max(6px,env(safe-area-inset-left,0px))}
  nav.side button{flex-direction:column;gap:2px;font-size:10.5px;padding:6px 2px;flex:1;align-items:center;text-align:center}
  nav.side button.desk{display:none}
  nav.side button.mob{display:flex}
  nav.side button{min-width:0}
  .grid2,.form{grid-template-columns:1fr}
  .acct .nm{display:none}
  table.resp thead{display:none}
  table.resp tr{display:block;border:1px solid var(--line);border-radius:8px;margin-bottom:8px;background:var(--surface);padding:6px 4px}
  table.resp td{display:flex;justify-content:space-between;gap:12px;border:0;padding:4px 8px;text-align:right}
  table.resp td::before{content:attr(data-l);color:var(--muted);font-size:12px;text-align:left;flex:none}
  table.resp td.n{white-space:normal}
  main{padding-top:14px}
}
@media (prefers-reduced-motion:no-preference){.dr{animation:sl .18s ease-out}@keyframes sl{from{transform:translateX(30px);opacity:.6}}}