:root{
  --bg:#f4f7fb;
  --panel:#ffffff;
  --text:#182033;
  --muted:#697386;
  --line:#dfe7f1;
  --primary:#2357c6;
  --primary-dark:#17419b;
  --soft:#eef4ff;
  --ok:#168a4a;
  --warn:#bf6a02;
  --danger:#c33131;
  --danger-soft:#fff1f1;
  --shadow:0 10px 28px rgba(23,38,65,.09);
  --radius:18px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Arial,"Helvetica Neue",sans-serif;background:linear-gradient(180deg,#edf4ff 0,#f7f9fc 310px);color:var(--text);font-size:15px;line-height:1.45}
button,input,textarea,select{font:inherit}
.app-shell{width:min(1180px,calc(100% - 28px));margin:0 auto;padding:24px 0 40px}
.app-header{display:flex;justify-content:space-between;gap:24px;align-items:center;background:#102a5c;color:#fff;border-radius:24px;padding:28px 30px;box-shadow:var(--shadow);overflow:hidden;position:relative}
.app-header:after{content:"";position:absolute;right:-40px;top:-80px;width:260px;height:260px;background:rgba(255,255,255,.08);border-radius:50%}
.app-header h1{margin:4px 0 8px;font-size:34px;letter-spacing:-.5px}
.app-header p{margin:0;color:#dce8ff;max-width:760px}
.eyebrow{text-transform:uppercase;letter-spacing:.12em;font-size:12px;font-weight:700;color:#9ec1ff}
.version-box{position:relative;z-index:1;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.18);padding:14px 18px;border-radius:18px;text-align:center;min-width:110px}
.version-box span{display:block;font-size:12px;color:#d6e5ff}.version-box strong{font-size:24px}
.notice{margin:18px 0;background:#fff9e9;border:1px solid #f1dca1;color:#5d4207;padding:14px 16px;border-radius:16px}
.panel,.case-hero{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:22px;margin:18px 0}
.panel-head{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;margin-bottom:18px}.panel-head.tight{margin-bottom:10px}
h2,h3{margin:0 0 5px}p{margin:0;color:var(--muted)}
.create-grid,.edit-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}
label span{display:block;margin-bottom:6px;font-size:13px;font-weight:700;color:#34405a}label b{color:var(--danger)}
input,textarea{width:100%;border:1px solid #cfd9e7;border-radius:12px;padding:11px 12px;background:#fff;color:var(--text);outline:none;transition:.15s}
textarea{min-height:84px;resize:vertical}
input:focus,textarea:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(35,87,198,.12)}
.wide{grid-column:1/-1}.form-actions{display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.btn{border:0;border-radius:12px;padding:10px 14px;font-weight:700;cursor:pointer;transition:.15s;display:inline-flex;gap:8px;align-items:center;justify-content:center;text-decoration:none;white-space:nowrap}
.btn.primary{background:var(--primary);color:#fff}.btn.primary:hover{background:var(--primary-dark)}
.btn.secondary{background:#eef3fb;color:#1d3156;border:1px solid #d6e1f0}.btn.secondary:hover{background:#e2ebf8}
.btn.ghost{background:#fff;color:#2b426f;border:1px dashed #b9c9dd}.btn.ghost:hover{background:#f7faff}
.btn.danger{background:var(--danger-soft);color:var(--danger);border:1px solid #ffd3d3}.btn.danger:hover{background:#ffe4e4}
.icon-btn{border:0;background:#eef3fb;border-radius:10px;width:34px;height:34px;cursor:pointer;font-size:22px;color:#43536d}
.hidden{display:none!important}.print-only{display:none}
.case-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.case-card{border:1px solid var(--line);border-radius:16px;padding:16px;background:#fbfdff;display:flex;flex-direction:column;gap:12px}
.case-card h3{font-size:18px}.case-card .meta{display:flex;gap:8px;flex-wrap:wrap}.tag{display:inline-flex;align-items:center;border-radius:999px;padding:4px 9px;font-size:12px;font-weight:700;background:#eef3fb;color:#354b72;border:1px solid #dce7f5}.tag.ok{background:#eaf9f0;color:#116d39;border-color:#c9efd8}.tag.warn{background:#fff5e7;color:#8a4d00;border-color:#f4d2a3}.tag.danger{background:#fff0f0;color:#ad1f1f;border-color:#ffd1d1}
.case-actions{display:flex;gap:8px;flex-wrap:wrap;margin-top:auto}.mini{font-size:12px;color:var(--muted)}
.empty-state{text-align:center;border:1px dashed #c8d5e7;background:#fbfdff;border-radius:16px;padding:28px}.empty-icon{font-size:34px}
.toolbar{position:sticky;top:0;z-index:15;display:flex;gap:8px;flex-wrap:wrap;background:rgba(244,247,251,.92);backdrop-filter:blur(8px);border:1px solid var(--line);border-radius:16px;padding:10px;margin:14px 0;box-shadow:0 8px 24px rgba(23,38,65,.07)}
.case-hero{display:flex;justify-content:space-between;align-items:center;gap:20px;background:linear-gradient(135deg,#fff,#f0f6ff)}.case-hero h2{font-size:28px}
.progress-card{background:#102a5c;color:#fff;border-radius:18px;padding:18px 22px;min-width:150px;text-align:center}.progress-number{font-size:34px;font-weight:800}.progress-text{font-size:13px;color:#dce8ff}
.step-strip{display:grid;grid-template-columns:repeat(8,1fr);gap:8px;margin:14px 0}.step-pill{border:1px solid var(--line);background:#fff;border-radius:12px;padding:10px 8px;text-align:center;font-weight:800;color:#61708a;cursor:pointer}.step-pill.done{background:#e9f8ef;color:#0d773c;border-color:#bfe9d0}.step-pill.current{background:#fff6e7;color:#985c03;border-color:#f1d099}.step-pill.empty{background:#fff;color:#61708a}
.steps-container{display:flex;flex-direction:column;gap:14px}.step-card{background:#fff;border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow);overflow:hidden}.step-card.complete{border-color:#c5ebd2}.step-card.in-progress{border-color:#f3cf95}.step-card-head{display:flex;align-items:flex-start;justify-content:space-between;gap:14px;padding:18px 20px;background:#fbfdff;border-bottom:1px solid var(--line)}.step-title{display:flex;gap:12px;align-items:flex-start}.step-no{width:34px;height:34px;border-radius:12px;display:flex;align-items:center;justify-content:center;background:var(--soft);color:var(--primary);font-weight:900;flex:none}.step-card.complete .step-no{background:#e7f8ee;color:#0f7a3d}.step-card.in-progress .step-no{background:#fff3df;color:#9c5d00}.step-card h3{font-size:18px}.step-desc{font-size:13px;color:var(--muted);margin-top:4px}.step-status{display:flex;gap:8px;align-items:center;flex-wrap:wrap;justify-content:flex-end}.step-body{padding:16px 20px 20px}
.item-list{display:grid;grid-template-columns:1fr;gap:8px}.check-item{border:1px solid #e1e8f2;background:#fcfdff;border-radius:12px;padding:10px 12px}.check-row{display:grid;grid-template-columns:auto 1fr auto auto;gap:10px;align-items:center}.check-row input[type="checkbox"]{width:18px;height:18px;margin:0;accent-color:var(--primary)}.item-title{font-weight:700}.hint-toggle{border:0;background:#eef4ff;color:#234f9d;border-radius:9px;padding:6px 8px;cursor:pointer;font-weight:700;font-size:12px}.hint-toggle:hover{background:#ddeaff}.na-wrap{display:flex;align-items:center;gap:5px;font-size:12px;color:var(--muted);white-space:nowrap}.check-item.done{background:#f2fbf6;border-color:#c9efd8}.check-item.na{background:#f6f7f9}.hint{display:none;margin:9px 0 0 28px;background:#f6f9ff;border-left:3px solid var(--primary);padding:9px 10px;border-radius:8px;color:#3b4b68}.hint.open{display:block}.step-note{margin-top:14px}.step-note textarea{min-height:68px}.step-actions{display:flex;gap:8px;flex-wrap:wrap;margin-top:12px}.small-progress{font-size:13px;color:var(--muted)}
.suggest-box{position:fixed;right:24px;bottom:24px;width:min(560px,calc(100% - 48px));max-height:75vh;overflow:auto;background:#fff;border:1px solid var(--line);box-shadow:0 20px 60px rgba(23,38,65,.2);border-radius:18px;z-index:30}.suggest-head{display:flex;justify-content:space-between;align-items:center;padding:16px 18px;border-bottom:1px solid var(--line);position:sticky;top:0;background:#fff}.suggest-box h3{margin:0}.suggest-content{padding:16px 18px}.suggest-item{border:1px solid #e1e8f2;border-radius:14px;padding:12px;margin-bottom:10px;background:#fbfdff}.suggest-item strong{display:block;margin-bottom:6px}.suggest-item em{font-style:normal;color:var(--primary);font-weight:700}.suggest-item p{color:#3f4f69}.suggest-empty{padding:20px;text-align:center;color:var(--ok);font-weight:800}
.print-report{font-family:Arial,sans-serif;color:#000;background:#fff}.print-title{text-align:center;text-transform:uppercase;font-weight:800;font-size:18px;margin:0 0 8px}.print-sub{text-align:center;font-size:12px;margin-bottom:10px}.print-meta{display:grid;grid-template-columns:1fr 1fr;gap:3px 12px;font-size:11px;margin:8px 0 10px}.print-table{width:100%;border-collapse:collapse;font-size:10px}.print-table th,.print-table td{border:1px solid #333;padding:4px;vertical-align:top}.print-table th{background:#eee;text-align:center}.print-sign{display:grid;grid-template-columns:1fr 1fr;margin-top:14px;text-align:center;font-size:11px}.print-sign div{min-height:70px}.print-note{font-size:10px;margin-top:8px}.status-ok{color:#0a6f34;font-weight:800}.status-warn{color:#9a5b00;font-weight:800}.status-bad{color:#b00000;font-weight:800}
@media (max-width:900px){.create-grid,.edit-grid{grid-template-columns:1fr 1fr}.case-list{grid-template-columns:1fr}.step-strip{grid-template-columns:repeat(4,1fr)}.case-hero{align-items:flex-start;flex-direction:column}.progress-card{width:100%}}
@media (max-width:620px){.app-shell{width:min(100% - 18px,1180px);padding-top:10px}.app-header{padding:20px;align-items:flex-start;flex-direction:column}.app-header h1{font-size:28px}.create-grid,.edit-grid{grid-template-columns:1fr}.step-strip{grid-template-columns:repeat(2,1fr)}.check-row{grid-template-columns:auto 1fr}.hint-toggle,.na-wrap{grid-column:2}.toolbar{position:static}.panel,.case-hero{padding:16px}.step-card-head{flex-direction:column}.step-status{justify-content:flex-start}}
@media print{
  @page{size:A4 portrait;margin:10mm}
  body{background:#fff;font-size:11px;line-height:1.25;color:#000}
  .no-print{display:none!important}.print-only{display:block!important}.app-shell{width:100%;padding:0;margin:0}.work-view{display:block!important}.print-report{display:block!important}
}


/* v1.5: đánh số mục theo dạng bước.mục, ví dụ 1.1, 1.2 */
.item-title{
  display:flex;
  gap:8px;
  align-items:flex-start;
}
.item-title .item-no{
  flex:0 0 34px;
  font-weight:800;
  color:#334155;
}

/* v1.7 wizard updates */
.save-status{align-self:center;margin-left:auto;padding:8px 11px;border-radius:999px;background:#eaf9f0;color:#116d39;border:1px solid #c9efd8;font-size:12px;font-weight:800;white-space:nowrap}
.save-status.dirty{background:#fff6e7;color:#985c03;border-color:#f1d099}
.btn:disabled{opacity:.45;cursor:not-allowed}
.step-pill.active{background:#2357c6;color:#fff;border-color:#2357c6;box-shadow:0 8px 22px rgba(35,87,198,.22)}
.step-pill.active small{color:#e8efff}
.wizard-step{border-width:2px}
.wizard-head{display:flex;align-items:flex-start;justify-content:space-between;gap:14px;padding:18px 20px;background:#fbfdff;border-bottom:1px solid var(--line)}
.wizard-head h3{font-size:20px;margin:4px 0 0}
.wizard-actions{align-items:center;border-top:1px dashed #d8e2f0;padding-top:12px}
.item-no{display:inline-flex;align-items:center;justify-content:center;min-width:36px;margin-right:8px;padding:2px 7px;border-radius:999px;background:#eef4ff;color:#234f9d;font-size:12px;font-weight:900}
.check-item.done .item-no{background:#dff5e8;color:#0f7a3d}.check-item.na .item-no{background:#e7ebf1;color:#59677e}
@media (max-width:620px){.save-status{width:100%;margin-left:0;text-align:center}.wizard-head{flex-direction:column}.wizard-actions .btn{width:100%}}