:root{--navy:#102641;--navy2:#183653;--blue:#2062b6;--cyan:#20b8bd;--ink:#18283e;--muted:#65758b;--line:#e1e7f0;--bg:#f5f7fb;--card:#fff;--shadow:0 4px 22px rgba(29,53,86,.06);--rad:15px}
  *{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font:14px/1.5 Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif}button,input,select,textarea{font:inherit}button{cursor:pointer}button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline:3px solid #80ccf6;outline-offset:2px}.app{display:flex;min-height:100vh}
  .sidebar{width:248px;flex:0 0 248px;background:var(--navy);color:white;padding:25px 15px;display:flex;flex-direction:column;position:sticky;top:0;height:100vh}.brand{display:flex;align-items:center;gap:10px;padding:2px 11px 28px}.brand-mark{height:38px;width:38px;display:grid;place-items:center;background:linear-gradient(135deg,#16afd0,#f5b544 52%,#eb5568);border-radius:11px;color:#fff;font-weight:900;font-size:25px;letter-spacing:-3px;text-shadow:0 1px 5px #244}.brand-name{font-weight:850;font-size:18px;line-height:1.05;letter-spacing:.2px}.brand-sub{font-size:11px;color:#a3bdd8;margin-top:4px}.nav-caption{font-size:10px;letter-spacing:1.7px;text-transform:uppercase;color:#819eb9;padding:6px 13px 12px;font-weight:800}.nav-btn{color:#c3d0e0;background:transparent;border:0;padding:13px 12px;width:100%;text-align:left;border-radius:10px;display:flex;align-items:center;gap:11px;font-weight:650;margin:3px 0}.nav-btn svg{width:19px;height:19px}.nav-btn:hover{background:#1c3959;color:white}.nav-btn.active{background:#265382;color:white;box-shadow:inset 3px 0 0 #43d6d7}.side-bottom{margin-top:auto;padding:16px 12px 4px;border-top:1px solid #32506e;color:#b2c8df}.side-bottom strong{color:white;font-size:13px}.side-bottom small{display:block;margin-top:5px;line-height:1.5}
  .main{min-width:0;flex:1}.topbar{min-height:81px;display:flex;align-items:center;justify-content:space-between;background:white;border-bottom:1px solid var(--line);padding:18px 35px;gap:18px}.topbar h1{font-size:18px;margin:0;font-weight:800;letter-spacing:-.4px}.topbar p{margin:1px 0 0;color:var(--muted);font-size:12px}.identity{display:flex;align-items:center;gap:9px;font-size:13px;color:#465870;font-weight:650}.avatar{background:#e9f1fd;color:#1e5fa6;width:34px;height:34px;display:grid;place-items:center;border-radius:50%;font-weight:850}.demo-bar{background:#fff8df;color:#795b10;border-bottom:1px solid #f2e6b7;padding:10px 35px;font-size:12px;display:flex;align-items:center;gap:9px}.demo-bar b{color:#694d00}.workspace{max-width:1440px;margin:0 auto;padding:30px 35px 65px}.head-row{display:flex;justify-content:space-between;gap:16px;align-items:center;margin-bottom:22px}.eyebrow{color:#3475b8;font-size:11px;font-weight:800;text-transform:uppercase;letter-spacing:1.6px;margin:0 0 5px}.page-title{margin:0;font-size:27px;font-weight:820;letter-spacing:-.75px}.page-sub{margin:5px 0 0;color:var(--muted);font-size:13px}.actions{display:flex;align-items:center;gap:9px;flex-wrap:wrap}.btn{border:0;border-radius:10px;padding:11px 16px;font-weight:750;display:inline-flex;align-items:center;gap:8px;justify-content:center;min-height:41px}.btn-primary{background:var(--blue);color:white;box-shadow:0 3px 9px rgba(32,98,182,.14)}.btn-primary:hover{background:#174f9a}.btn-secondary{border:1px solid #d8e1ed;background:white;color:#33516f}.btn-secondary:hover{background:#f0f5fb}.btn-soft{background:#edf4fd;color:#235eaa}.btn-danger{background:#fff0f0;color:#b63838}.btn svg{width:17px;height:17px}.btn-small{min-height:35px;padding:7px 11px;font-size:12px}
  .stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;margin-bottom:20px}.stat{background:var(--card);padding:18px 20px;border-radius:var(--rad);border:1px solid #e8edf3;box-shadow:var(--shadow);display:flex;align-items:center;justify-content:space-between;gap:12px}.stat small{color:var(--muted);font-weight:650;font-size:12px}.stat strong{font-size:32px;line-height:1.3;font-weight:850;letter-spacing:-1px;display:block;margin-top:3px}.stat-ico{width:45px;height:45px;border-radius:13px;display:grid;place-items:center;flex-shrink:0}.stat-ico svg{height:22px;width:22px}.stat-ico.blue{background:#eaf2ff;color:#2867b4}.stat-ico.amber{background:#fff3db;color:#c28a22}.stat-ico.teal{background:#e3f8f5;color:#15968c}.stat-ico.green{background:#e7f7ed;color:#219c60}
  .split{display:grid;grid-template-columns:minmax(0,1.62fr) minmax(290px,1fr);gap:17px}.card{background:#fff;border:1px solid #e6ebf1;border-radius:var(--rad);box-shadow:var(--shadow);overflow:hidden}.card-head{padding:19px 22px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:12px}.card-head h3{margin:0;font-size:15px}.card-head span,.card-sub{color:var(--muted);font-size:12px}.card-body{padding:21px 22px}.table-wrap{overflow-x:auto}table{border-collapse:collapse;width:100%;text-align:left}th{font-size:11px;text-transform:uppercase;letter-spacing:.7px;font-weight:800;color:#718198;border-bottom:1px solid var(--line);padding:13px 18px;background:#fbfcff}td{font-size:13px;border-bottom:1px solid #eef2f6;padding:16px 18px}tr:last-child td{border-bottom:0}tbody tr[data-ticket-id]{cursor:pointer}tbody tr[data-ticket-id]:hover{background:#f4f8fe}.ref{font-weight:850;color:#2062b6}.smallmuted{display:block;color:#75849a;font-size:11px;margin-top:3px}.status{border-radius:100px;display:inline-block;font-size:11px;font-weight:750;white-space:nowrap;padding:5px 9px;background:#eef2fa;color:#54677f}.s-new{background:#edf2fc;color:#3767a8}.s-under-review{background:#e9eefc;color:#6459ad}.s-in-progress{background:#e3f2ff;color:#216ead}.s-parts-ordered{background:#fff2d8;color:#a46d08}.s-awaiting-customer{background:#fff0e6;color:#b26c32}.s-resolved{background:#e4f7ec;color:#168652}.s-closed{background:#e7f6ed;color:#27814d}.priority{font-size:11px;font-weight:750}.p-urgent{color:#b93d45}.p-high{color:#dc8229}.p-medium{color:#4971a9}.p-low{color:#488870}
  .overview-controls{display:flex;align-items:center;gap:12px;flex-wrap:wrap;justify-content:flex-end}.overview-controls select{border:1px solid #d7e1ee;background:white;color:#283e59;padding:7px 8px;border-radius:8px;font-size:12px;max-width:175px}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap}
  .row-detail{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:11px 0;border-bottom:1px solid #edf1f6}.row-detail:last-child{border:0}.row-detail small{color:var(--muted)}.row-detail strong{font-size:13px}.progress{height:8px;background:#edf1f6;border-radius:20px;overflow:hidden;margin-top:8px}.progress div{height:100%;border-radius:20px;background:#3a8ac2;transition:width .25s}.feed-item{position:relative;padding:0 0 22px 28px;border-left:2px solid #e3eaf3;margin-left:7px}.feed-item:last-child{border-left:2px solid transparent;padding-bottom:0}.feed-item:before{content:"";position:absolute;background:#fff;border:3px solid #5b9dc9;border-radius:50%;width:10px;height:10px;left:-7px;top:1px}.feed-item strong{display:block;font-size:13px}.feed-item small{color:var(--muted);font-size:11px}.feed-item p{font-size:12px;color:#52657c;margin:3px 0 0}
  .form-card{max-width:1020px}.form-section{padding:22px 27px;border-bottom:1px solid #e8edf3}.form-section:last-child{border-bottom:0}.section-title{display:flex;gap:10px;align-items:center;font-size:15px;font-weight:780;margin:0 0 17px}.number{background:#edf4fd;color:#265fab;border-radius:9px;padding:5px 10px;font-size:12px}.fields{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:17px 21px}.field{min-width:0}.field.full{grid-column:1/-1}.field label{display:block;margin-bottom:6px;font-size:12px;font-weight:750;color:#35465d}.req{color:#d3504d;margin-left:2px}.field input,.field select,.field textarea{width:100%;border:1px solid #d8e0ec;background:white;color:#1c2b3f;border-radius:9px;padding:11px 12px;min-height:43px}.field input::placeholder,.field textarea::placeholder{color:#a3afbf}.field input:focus,.field textarea:focus,.field select:focus{border-color:#5c9dd8;outline:2px solid #d8e9ff}.field textarea{resize:vertical;min-height:115px}.hint{font-size:11px;color:#8290a1;margin-top:6px}.file-upload{border:1.5px dashed #bfcfe4;border-radius:11px;padding:21px;text-align:center;background:#f9fbff}.file-upload input{max-width:420px;font-size:12px;padding:9px;background:white}.file-upload p{color:#63748e;margin:8px 0 0;font-size:12px}.file-items{display:flex;flex-wrap:wrap;gap:8px;margin-top:11px}.file-pill{border-radius:20px;background:#edf4fc;color:#2c628e;padding:5px 11px;font-size:11px}.auto-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}.auto-chip{background:#f5f8fd;border-radius:9px;padding:12px;border:1px solid #ebeff5}.auto-chip small{display:block;color:var(--muted);font-size:11px}.auto-chip strong{font-size:13px;display:block;margin-top:4px}.form-bottom{padding:20px 27px;display:flex;justify-content:space-between;gap:15px;align-items:center}.info{font-size:12px;color:#607690}.info strong{color:#335f99}.error{color:#af3838;background:#fff0f0;border:1px solid #f3cccc;border-radius:10px;padding:10px 13px;font-size:12px;margin-top:13px;display:none}
  .filters{display:flex;align-items:center;gap:11px;flex-wrap:wrap;padding:17px 19px;border-bottom:1px solid var(--line)}.search{flex:1;min-width:210px}.filters input,.filters select{border-radius:9px;padding:10px 12px;border:1px solid #d7e1ee;background:white;min-height:39px;max-width:100%}.filters input{width:100%}.empty{text-align:center;padding:40px 25px;color:var(--muted)}.empty strong{display:block;color:#2b4360;margin-top:7px}
  .ticket-title{font-size:26px;font-weight:830;letter-spacing:-.5px;margin:6px 0}.ticket-meta{color:var(--muted);font-size:12px;margin-bottom:20px}.detail-grid{display:grid;grid-template-columns:minmax(0,1.6fr) minmax(290px,1fr);gap:16px}.description{white-space:pre-wrap;overflow-wrap:anywhere;font-size:13px;line-height:1.75}.data-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.data-grid div small{font-size:11px;color:var(--muted);display:block;margin-bottom:5px}.data-grid div strong{font-size:13px;font-weight:650;overflow-wrap:anywhere}.controls{display:grid;gap:12px}.controls label{font-size:12px;font-weight:750;display:block;margin-bottom:6px}.controls select,.controls textarea{width:100%;border:1px solid #d7e0ea;border-radius:9px;padding:10px 11px;min-height:41px}.controls textarea{min-height:85px;resize:vertical}.note-warning{border-radius:9px;border:1px solid #f2e5ba;background:#fffaf0;color:#766328;padding:10px;font-size:12px}.email-list{display:grid;gap:11px}.email-item{border:1px solid #e2e9f2;border-radius:10px;padding:14px}.email-item header{display:flex;align-items:center;justify-content:space-between;gap:10px}.email-item strong{font-size:13px}.email-item .body{background:#f7f9fd;padding:13px;border-radius:8px;font-size:12px;color:#3b5168;line-height:1.8;white-space:pre-wrap;margin-top:13px}.email-item .body[hidden]{display:none}.linkbtn{border:0;background:transparent;color:var(--blue);font-size:12px;font-weight:700;padding:0}.attachments{display:flex;flex-wrap:wrap;gap:8px}.attachment{border:1px solid #d4e3f6;border-radius:9px;padding:8px 11px;color:#235e9f;text-decoration:none;font-size:12px}.attachment:hover{background:#f0f6ff}.empty-state{font-size:12px;color:#8693a5;font-style:italic}.toast{z-index:100;position:fixed;right:22px;bottom:24px;padding:14px 19px;border-radius:12px;background:#183856;color:white;box-shadow:0 8px 24px rgba(0,0,0,.18);opacity:0;transform:translateY(14px);pointer-events:none;transition:.2s;max-width:400px}.toast.show{opacity:1;transform:translateY(0)}.hidden{display:none!important}
  @media(max-width:1120px){.sidebar{width:208px;flex-basis:208px}.workspace{padding:25px 22px}.topbar,.demo-bar{padding-left:22px;padding-right:22px}.stats{grid-template-columns:repeat(2,minmax(0,1fr))}.split,.detail-grid{grid-template-columns:1fr}}
  @media(max-width:730px){.app{display:block}.sidebar{position:static;height:auto;width:100%;padding:10px 12px;display:flex;flex-direction:row;align-items:center;gap:5px;overflow-x:auto}.brand{padding:0 8px 0 0;flex-shrink:0}.brand-sub,.nav-caption,.side-bottom{display:none}.nav-btn{width:auto;flex-shrink:0;min-height:40px;padding:8px 10px;font-size:12px}.nav-btn svg{width:16px;height:16px}.topbar{padding:15px 17px;min-height:66px}.topbar h1{font-size:15px}.identity span{display:none}.demo-bar{padding:10px 17px}.workspace{padding:20px 14px 60px}.page-title{font-size:23px}.head-row{align-items:flex-start;flex-direction:column}.stats{gap:9px}.stat{padding:13px}.stat strong{font-size:26px}.stat-ico{width:37px;height:37px}.fields,.auto-grid,.data-grid{grid-template-columns:1fr}.form-section{padding:20px 15px}.form-bottom{padding:17px;align-items:stretch;flex-direction:column}.form-bottom .btn{width:100%}.card-head{padding:16px}.card-body{padding:16px}td,th{padding:12px 10px}.filters{padding:12px}}

  /* Version 2: summary cards are real keyboard-accessible filter buttons. */
  button.stat{width:100%;text-align:left;font:inherit;color:inherit;transition:border-color .15s,box-shadow .15s,transform .15s}
  button.stat:hover{border-color:#8fb8e7;box-shadow:0 7px 22px rgba(32,98,182,.13);transform:translateY(-1px)}
  button.stat:focus-visible{outline:3px solid #62a0e5;outline-offset:2px}
  .category-notice{background:#f0f6ff;border-bottom:1px solid #d8e7fa;color:#284b75;padding:11px 20px;display:flex;align-items:center;justify-content:space-between;gap:14px;font-size:12px}
  .company-name{color:#4b6383;font-size:12px;font-weight:700}
  .smallmuted{overflow-wrap:anywhere}
  @media(max-width:730px){.category-notice{align-items:flex-start;flex-direction:column}.stat{padding:13px}}
  
  body:not(.authenticated) .app{display:none}
  .login-screen{min-height:100vh;display:grid;place-items:center;background:linear-gradient(150deg,#102641 0%,#244e79 100%);padding:24px}
  body.authenticated .login-screen{display:none}
  .login-panel{width:min(100%,440px);background:#fff;padding:32px;border-radius:18px;box-shadow:0 20px 90px #0003}
  .login-panel h2{margin:12px 0 4px;font-size:26px}
  .login-panel p{color:#65758b;margin:0 0 22px}
  .login-panel label{display:block;font-weight:700;font-size:12px;margin:14px 0 6px}
  .login-panel input{display:block;width:100%;padding:12px;border:1px solid #ced9e6;border-radius:10px}
  .login-panel button{margin-top:20px;width:100%}
  .login-error{color:#af3838;margin-top:12px;font-size:12px;min-height:18px}
  .loading-text{color:#64748b;font-size:12px;margin-top:10px}
  
/* Official U-Print artwork, preserved as scalable vector paths. */
.login-logo{display:block;width:100%;max-width:290px;height:auto;margin:0 auto 22px;object-fit:contain}
.brand{flex-direction:column;align-items:stretch;gap:8px}
.brand-logo-panel{background:#fff;padding:12px 10px;border-radius:10px}
.brand-logo{display:block;width:100%;height:auto;object-fit:contain}
.brand .brand-sub{text-align:center;margin-top:0;font-size:12px}
@media(max-width:730px){.brand{width:132px;padding-right:8px;gap:0}.brand-logo-panel{padding:7px;border-radius:7px}.brand .brand-sub{display:none}.login-logo{max-width:260px}}