:root{
  --navy:#1F2A6B;
  --navy2:#2E3F9E;
  --gold:#DEA426;
  --gold2:#c48d18;
  --bg:#F5F7FB;
  --line:#E2E6EF;
  --ink:#1F2937;
  --muted:#6b7280;
  --ok:#1e7e4f;
  --danger:#b22;
  --card-shadow:0 1px 4px rgba(31,42,107,.07),0 4px 16px rgba(31,42,107,.06);
}
*{box-sizing:border-box}
body{margin:0;font-family:-apple-system,Segoe UI,Roboto,Arial,sans-serif;background:var(--bg);color:var(--ink)}
.mono{font-family:ui-monospace,SFMono-Regular,Menlo,monospace}
a{color:var(--navy2)}

/* ── Sidebar dọc (Đợt 3) ── */
:root{ --side-w:236px; }
body.has-side{ padding-left:var(--side-w); }

.side{
  position:fixed; left:0; top:0; bottom:0; width:var(--side-w); z-index:90;
  background:linear-gradient(180deg,var(--navy) 0%,#19224f 100%);
  color:#cdd7e4; display:flex; flex-direction:column;
  box-shadow:2px 0 10px rgba(31,42,107,.18);
}
.side-brand{display:flex;gap:11px;align-items:center;padding:16px 16px 14px;border-bottom:1px solid rgba(255,255,255,.08)}
.side-brand .logo-img-wrap{background:#fff;border-radius:6px;padding:3px 5px;display:flex;align-items:center;flex-shrink:0}
.side-brand .logo-img{height:28px;width:auto;object-fit:contain;display:block}
.side-brand .logo-fallback{
  width:34px;height:34px;border-radius:8px;background:rgba(255,255,255,.18);
  display:flex;align-items:center;justify-content:center;font-weight:800;font-size:14px;color:#fff;
  border:1.5px solid rgba(255,255,255,.3);flex-shrink:0;letter-spacing:-.5px;
}
.side-brand .side-brandtext{font-weight:700;color:#fff;font-size:14px;letter-spacing:.3px;line-height:1.2}
.side-brand .side-brandtext small{display:block;font-weight:400;font-size:10px;opacity:.65;letter-spacing:1.5px;text-transform:uppercase}

.side-nav{flex:1;overflow-y:auto;padding:10px}
.nav-grp{font-size:10.5px;text-transform:uppercase;letter-spacing:1.3px;color:#7e90ad;margin:14px 10px 6px}
.nav-grp:first-child{margin-top:4px}
.nav-item{
  display:flex;align-items:center;gap:10px;width:100%;box-sizing:border-box;
  padding:9px 11px;border-radius:8px;margin-bottom:2px;
  color:#c2cedd;text-decoration:none;font-size:13.5px;font-weight:500;white-space:nowrap;
  transition:background .12s,color .12s;
}
.nav-item .ic{width:18px;height:18px;flex:none;opacity:.85}
.nav-item:hover{background:rgba(255,255,255,.07);color:#fff}
.nav-item.active{background:var(--gold);color:#3a2606;font-weight:700}
.nav-item.active .ic{opacity:1}

.side-foot{padding:12px 14px;border-top:1px solid rgba(255,255,255,.08);display:flex;flex-direction:column;gap:8px}
.side-foot .side-user{font-size:12px;color:#aebbcd;line-height:1.3}
.side-foot .side-user b{color:#fff;font-weight:600}

/* Hamburger + overlay (màn hẹp / xoay ngang) */
.ham{
  display:none; position:fixed; left:12px; top:12px; z-index:95;
  width:42px;height:42px;border-radius:9px;border:none;cursor:pointer;
  background:var(--navy);color:#fff;font-size:20px;line-height:1;
  box-shadow:0 2px 8px rgba(31,42,107,.3);
}
.side-overlay{display:none;position:fixed;inset:0;background:rgba(0,0,0,.4);z-index:89}
.side-overlay.show{display:block}

/* ── Buttons ── */
.btn{
  border:1.5px solid var(--navy2);background:var(--navy2);color:#fff;
  padding:8px 16px;border-radius:8px;cursor:pointer;font-size:14px;font-weight:500;
  transition:background .15s,transform .1s;white-space:nowrap;text-decoration:none;display:inline-flex;align-items:center;gap:5px;
}
.btn:hover{background:#253590;border-color:#253590}
.btn:active{transform:scale(.98)}
.btn.ghost{background:#fff;color:var(--navy2);border-color:var(--line)}
.btn.ghost:hover{background:#f0f3fc;border-color:var(--navy2)}
.btn.gold{background:var(--gold);border-color:var(--gold);color:#fff}
.btn.gold:hover{background:var(--gold2);border-color:var(--gold2)}
.btn.sm{padding:5px 11px;font-size:12.5px;border-radius:7px}
.btn.danger{background:#fff;color:var(--danger);border-color:#e3b1b1}
.btn.danger:hover{background:#fdf0f0}

/* ── Layout ── */
.wrap{max-width:1400px;margin:22px auto;padding:0 18px}

/* ── Card ── */
.card{
  background:#fff;border:1px solid var(--line);border-radius:12px;
  margin-bottom:16px;overflow:hidden;box-shadow:var(--card-shadow);
}

/* ── Filters bar ── */
.filters{
  display:flex;flex-wrap:wrap;gap:10px;align-items:end;
  background:#fff;border:1px solid var(--line);border-radius:12px;
  padding:14px;margin-bottom:16px;box-shadow:var(--card-shadow);
}
.filters .f{display:flex;flex-direction:column;gap:4px}

/* ── Form labels & inputs ── */
label{font-size:12px;color:var(--muted);font-weight:500}
input,select{
  padding:8px 10px;border:1.5px solid var(--line);border-radius:8px;
  font-size:14px;background:#fff;color:var(--ink);transition:border-color .15s;
}
input:focus,select:focus{outline:none;border-color:var(--navy2);box-shadow:0 0 0 3px rgba(46,63,158,.1)}

/* ── Lệnh header ── */
.lenh-head{
  display:flex;flex-wrap:wrap;gap:8px 16px;align-items:center;
  background:linear-gradient(90deg,#f0f3fb 0%,#f8f9fd 100%);
  padding:11px 16px;border-bottom:1px solid var(--line);
}
.lenh-head .date{font-size:12.5px;color:var(--muted);font-weight:600;white-space:nowrap}
.lenh-head .khach{font-weight:700;color:var(--navy);font-size:15px}
.lenh-head .bill{font-size:13px;color:var(--ink)}
.lenh-head .bill b{font-family:ui-monospace,SFMono-Regular,Menlo,monospace}
.lenh-head .route{font-size:12.5px;color:var(--muted)}
.lenh-head .acts{margin-left:auto;display:flex;gap:6px;flex-shrink:0}

/* ── Status tags ── */
.tag{font-size:11.5px;padding:3px 10px;border-radius:20px;font-weight:600;white-space:nowrap}
.tag.kh{background:#fff8e8;color:#92600f;border:1px solid #f5d98b}
.tag.ht{background:#e6f7ed;color:#1a6b3c;border:1px solid #a8deb9}

/* ── Table ── */
table{width:100%;border-collapse:collapse;font-size:13px}
th,td{padding:8px 10px;border-bottom:1px solid #eef1f5;text-align:left;white-space:nowrap}
th{
  background:#f7f8fc;color:var(--muted);font-weight:600;font-size:11px;
  text-transform:uppercase;letter-spacing:.5px;
}
td.num,th.num{text-align:right}
tr:last-child td{border-bottom:none}
tr:hover td{background:#fafbfe}
.total-row td{font-weight:700;background:#f5f7fb;border-top:2px solid var(--line)}

/* ── Messages ── */
.empty{padding:48px;text-align:center;color:var(--muted);font-size:14px}
.msg{padding:11px 16px;border-radius:9px;margin-bottom:12px;font-size:14px}
.msg.err{background:#fdecec;color:#a12;border:1px solid #f3c7c7}
.msg.ok{background:#e7f6ee;color:#1e7e4f;border:1px solid #b9e3cb}

/* ── Login ── */
.login-page{min-height:100vh;display:flex}
.login-left{
  flex:0 0 42%;
  background:linear-gradient(160deg,var(--navy) 0%,var(--navy2) 65%,#3a52b5 100%);
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  padding:48px 40px;position:relative;overflow:hidden;
}
.login-left::before{
  content:'';position:absolute;width:380px;height:380px;border-radius:50%;
  border:55px solid rgba(255,255,255,.05);top:-100px;right:-100px;
}
.login-left::after{
  content:'';position:absolute;width:280px;height:280px;border-radius:50%;
  border:45px solid rgba(255,255,255,.05);bottom:-80px;left:-80px;
}
.login-logo-wrap{
  background:#fff;border-radius:10px;padding:8px 10px;
  display:inline-flex;align-items:center;justify-content:center;margin-bottom:24px;z-index:1;
}
.login-logo-wrap img{height:64px;width:auto;object-fit:contain;display:block}
.login-brand{text-align:center;z-index:1}
.login-brand .name{font-size:22px;font-weight:800;color:#fff;letter-spacing:1px;text-transform:uppercase}
.login-brand .sub{font-size:12px;color:rgba(255,255,255,.65);margin-top:4px;letter-spacing:1.5px;text-transform:uppercase}
.login-tagline{
  margin-top:36px;font-size:13px;color:rgba(255,255,255,.5);text-align:center;
  line-height:1.7;max-width:240px;z-index:1;
}
.login-right{
  flex:1;display:flex;align-items:center;justify-content:center;
  background:var(--bg);padding:32px 20px;
}
.login-box{
  width:100%;max-width:380px;background:#fff;border:1px solid var(--line);
  border-radius:14px;padding:32px;box-shadow:var(--card-shadow);
}
.login-box h1{color:var(--navy);font-size:20px;margin:0 0 4px;font-weight:700}
.login-box p{color:var(--muted);font-size:13px;margin:0 0 22px}
.login-box .field{margin-bottom:14px;display:flex;flex-direction:column;gap:5px}
.login-box input{padding:10px 12px;font-size:15px}
@media(max-width:640px){
  .login-page{flex-direction:column}
  .login-left{flex:0 0 auto;padding:32px 24px;min-height:220px}
  .login-left::before,.login-left::after{display:none}
}

/* ── Nhập lệnh — cont card ── */
.cont-card{
  border:1.5px solid var(--line);border-radius:11px;margin:10px 0;
  padding:0;overflow:hidden;background:#fff;box-shadow:0 1px 4px rgba(31,42,107,.05);
}
.cont-card .ch{
  display:flex;align-items:center;gap:10px;
  background:linear-gradient(90deg,var(--navy) 0%,var(--navy2) 100%);
  padding:9px 14px;
}
.cont-card .ch b{color:#fff;font-size:14px;font-weight:700}
.stage{padding:12px 14px;border-top:1px dashed var(--line)}
.stage .st-title{
  font-size:11px;color:var(--gold2);font-weight:700;text-transform:uppercase;
  letter-spacing:.8px;margin-bottom:10px;display:flex;align-items:center;gap:6px;
}
.stage .st-title::before{
  content:'';display:inline-block;width:4px;height:14px;background:var(--gold);border-radius:2px;
}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(155px,1fr));gap:10px}
.grid .field{display:flex;flex-direction:column;gap:4px}

/* ── Section header ── */
.section-title{
  color:var(--navy);font-weight:700;margin:18px 0 10px;font-size:15px;
  display:flex;align-items:center;gap:8px;
}
.section-title::before{
  content:'';display:inline-block;width:3px;height:18px;background:var(--gold);border-radius:2px;
}
.page-header{
  display:flex;align-items:center;margin-bottom:14px;gap:10px;
}
.page-header h2{margin:0;color:var(--navy);font-size:20px;font-weight:700}

/* ── Tabs (dùng chung) ── */
.tab-bar{display:flex;gap:0;border-bottom:2px solid var(--line);margin-bottom:12px}
.tab-btn{padding:8px 16px;font-size:13px;font-weight:600;color:var(--muted);
  background:none;border:none;border-bottom:2px solid transparent;
  margin-bottom:-2px;cursor:pointer;transition:color .15s;white-space:nowrap}
.tab-btn:hover{color:var(--navy)}
.tab-btn.active{color:var(--navy2);border-bottom-color:var(--gold);font-weight:700;
  background:rgba(31,42,107,.07);border-radius:4px 4px 0 0}

.hide{display:none}

/* Màn hẹp / xoay ngang: ẩn sidebar, hiện hamburger, sidebar trượt ra dạng drawer */
@media(max-width:920px){
  body.has-side{padding-left:0}
  .ham{display:block}
  .side{transform:translateX(-100%);transition:transform .2s ease}
  .side.open{transform:translateX(0)}
}
@media(max-width:640px){
  .lenh-head .acts{margin-left:0;width:100%}
}
@media print{
  body.has-side{padding-left:0 !important}
  .side, .ham, .side-overlay{display:none !important}
}