:root{--bg:#f4f7fb;--surface:#fff;--text:#182230;--muted:#65758b;--line:#e5eaf1;--primary:#1d4ed8;--primary2:#2563eb;--nav:#0f172a;--ok:#0f9f6e;--warn:#b7791f;--radius:18px;--shadow:0 12px 35px rgba(15,23,42,.07)}

*{box-sizing:border-box}

html,body{margin:0;font-family:Inter,Segoe UI,Arial,sans-serif;background:var(--bg);color:var(--text)}

a{color:inherit}

.app-shell{min-height:100vh;display:grid;grid-template-columns:245px 1fr}

.sidebar{background:var(--nav);color:#dce5f3;padding:24px 16px;display:flex;flex-direction:column;position:sticky;top:0;height:100vh}

.brand{display:flex;align-items:center;gap:12px;padding:0 10px 26px}

.brand-mark{width:42px;height:42px;border-radius:13px;background:linear-gradient(135deg,#60a5fa,#2563eb);display:grid;place-items:center;color:#fff;font-weight:800;box-shadow:0 8px 24px rgba(37,99,235,.35)}

.brand-logo{
    width:58px;
    height:48px;
    object-fit:contain;
    flex-shrink:0;
    filter:drop-shadow(0 6px 12px rgba(0,0,0,.18));
}

.brand strong,.brand small{display:block}

.brand small{font-size:12px;color:#94a3b8;margin-top:2px}

.sidebar nav{display:flex;flex-direction:column;gap:6px}

.sidebar nav a,.logout-form button{border:0;background:transparent;text-decoration:none;color:#cbd5e1;padding:12px 14px;border-radius:12px;font:inherit;text-align:left;cursor:pointer}

.sidebar nav a:hover,.logout-form button:hover{background:#1e293b;color:#fff}

.logout-form{margin-top:auto}

.logout-form button{width:100%}

.main-content{padding:30px;min-width:0}

.topbar{display:flex;justify-content:space-between;align-items:center;margin-bottom:24px}

.topbar h1{font-size:28px;margin:0 0 4px}

.topbar p{margin:0;color:var(--muted)}

.user-chip{background:var(--surface);border:1px solid var(--line);padding:10px 14px;border-radius:999px;font-size:13px}

.panel{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow);margin-bottom:20px}

.panel h2{margin:0 0 10px;font-size:19px}

.panel-head{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:18px}

.panel-head p{margin:4px 0 0;color:var(--muted);font-size:14px}

.kpi-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:20px}

.kpi{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow)}

.kpi span,.kpi small{display:block;color:var(--muted)}

.kpi strong{display:block;font-size:32px;margin:10px 0 4px}

.dashboard-grid{display:grid;grid-template-columns:2fr 1fr;gap:20px}

.metric{border:1px solid var(--line);border-radius:14px;padding:16px;margin-bottom:16px}

.metric span{display:block;color:var(--muted);font-size:13px}

.metric strong{font-size:25px}

.category-list div{display:flex;justify-content:space-between;padding:10px 0;border-bottom:1px solid var(--line)}

.table-wrap{overflow:auto}

table{border-collapse:collapse;width:100%;min-width:760px}

th,td{text-align:left;padding:13px 12px;border-bottom:1px solid var(--line);font-size:14px}

th{font-size:12px;color:var(--muted);text-transform:uppercase;letter-spacing:.04em}

td a{color:var(--primary);font-weight:700;text-decoration:none}

.badge{display:inline-block;padding:6px 9px;border-radius:999px;background:#eef4ff;color:#244a9f;font-size:12px;font-weight:700}

.btn{display:inline-flex;align-items:center;justify-content:center;border:0;border-radius:11px;padding:11px 15px;text-decoration:none;font-weight:700;cursor:pointer;font:inherit}

.btn.primary{background:var(--primary);color:white}

.btn.primary:hover{background:var(--primary2)}

.btn.ghost{background:#f8fafc;color:var(--text);border:1px solid var(--line)}

.btn.small{padding:7px 10px;font-size:12px}

.link{color:var(--primary);font-weight:700;text-decoration:none}

.filters{display:flex;align-items:end;gap:10px;margin-bottom:18px;flex-wrap:wrap}

.filters>input{min-width:260px;flex:1}

.filters div{display:flex;flex-direction:column;gap:5px}

.form-panel{max-width:980px}

.form-stack,.form-grid{display:grid;gap:12px}

.form-grid{grid-template-columns:1fr 1fr;gap:18px}

.full{grid-column:1/-1}

label{font-weight:700;font-size:13px}

input,select,textarea{width:100%;border:1px solid #d9e1eb;border-radius:11px;padding:12px 13px;background:white;color:var(--text);font:inherit;outline:none}

input:focus,select:focus,textarea:focus{border-color:#7aa2ff;box-shadow:0 0 0 3px rgba(37,99,235,.1)}

textarea{resize:vertical}

.actions{display:flex;gap:10px}

.hint{color:var(--muted);font-size:12px}

.validation,span.field-validation-error{color:#b42318;font-size:13px}

.alert{padding:12px 15px;border-radius:12px;margin-bottom:16px}

.alert.success{background:#e9f8f2;color:#087553}

.alert.warning{background:#fff7e6;color:#8a5b10}

.ticket-layout{max-width:1050px}

.ticket-meta{display:flex;gap:12px;align-items:center;flex-wrap:wrap;color:var(--muted);font-size:13px;margin-bottom:14px}

.description{white-space:pre-wrap;line-height:1.65}

.info-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-top:22px}

.info-grid div{background:#f8fafc;border-radius:12px;padding:13px}

.info-grid small,.info-grid strong{display:block}

.info-grid small{color:var(--muted);margin-bottom:5px}

.attachments{border-top:1px solid var(--line);margin-top:18px;padding-top:16px}

.attachments a{display:block;color:var(--primary);text-decoration:none;margin:7px 0}

.manage-actions,.status-form{display:flex;gap:10px;align-items:center;flex-wrap:wrap}

.status-form select{min-width:220px}

.comment-form{display:grid;gap:10px}

.comment-form .btn{justify-self:start}

.timeline article{border-left:3px solid #dbe7ff;padding:10px 0 10px 16px;margin:12px 0}

.timeline article div{display:flex;justify-content:space-between;gap:15px}

.timeline time{font-size:12px;color:var(--muted)}

.timeline p{white-space:pre-wrap;margin-bottom:0}

.empty{text-align:center;color:var(--muted);padding:25px}

.report-summary{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-bottom:18px}

.report-summary div{background:#f8fafc;border-radius:13px;padding:15px}

.report-summary strong,.report-summary span{display:block}

.report-summary strong{font-size:24px}

.report-summary span{color:var(--muted);font-size:12px}

.auth-page{min-height:100vh;display:grid;place-items:center;background:radial-gradient(circle at top left,#dbeafe,transparent 32%),var(--bg);padding:20px}

.auth-card{width:min(440px,100%);background:white;border:1px solid var(--line);border-radius:24px;box-shadow:0 24px 70px rgba(15,23,42,.12);padding:34px}

.auth-brand{text-align:center;margin-bottom:24px}

.auth-brand .brand-mark{margin:0 auto 12px}

.auth-logo{
    display:block;
    width:150px;
    height:95px;
    object-fit:contain;
    margin:0 auto 12px;
    filter:drop-shadow(0 7px 14px rgba(15,23,42,.12));
}

.auth-brand h1{margin:0;font-size:25px}

.auth-brand p{color:var(--muted);margin:7px 0 0}

.auth-card .btn{width:100%}

.check{display:flex;align-items:center;gap:8px;font-weight:400}

.check input{width:auto}

.auth-card span.field-validation-error{display:block}

.auth-card .validation ul{padding-left:20px}

.report-filters{align-items:end}

@media(max-width:1050px){
    .kpi-grid{grid-template-columns:repeat(2,1fr)}
    .dashboard-grid{grid-template-columns:1fr}
    .info-grid{grid-template-columns:repeat(2,1fr)}
}

@media(max-width:760px){
    .app-shell{grid-template-columns:72px 1fr}
    .sidebar{padding:20px 10px}
    .brand{padding:0 5px 24px;justify-content:center}
    .brand>div{display:none}
    .brand-logo{width:52px;height:44px}
    .sidebar nav a span,.logout-form span{display:none}
    .sidebar nav a,.logout-form button{text-align:center;font-size:20px;padding:12px 8px}
    .main-content{padding:18px}
    .topbar{align-items:flex-start}
    .user-chip{display:none}
    .topbar h1{font-size:23px}
    .kpi-grid{grid-template-columns:1fr 1fr;gap:10px}
    .kpi{padding:15px}
    .kpi strong{font-size:26px}
    .form-grid{grid-template-columns:1fr}
    .full{grid-column:auto}
    .info-grid{grid-template-columns:1fr 1fr}
    .report-summary{grid-template-columns:1fr}
    .panel{padding:16px}
    .filters>*{width:100%}
    .filters>input{min-width:0}
    .btn{min-height:44px}
}

@media(max-width:460px){
    .kpi-grid,.info-grid{grid-template-columns:1fr}
    .app-shell{grid-template-columns:60px 1fr}
    .main-content{padding:14px}
    .sidebar{padding-left:7px;padding-right:7px}
    .brand-logo{width:46px;height:40px}
    .auth-card{padding:24px}
    .auth-logo{width:130px;height:82px}
    .actions,.manage-actions,.status-form{flex-direction:column;align-items:stretch}
    .actions .btn,.manage-actions .btn,.status-form .btn{width:100%}
}