:root{
    --primary:#E31B23;
    --primary-hover:#C9151C;
    --primary-soft:#FDEBEC;
    --black:#111111;
    --sidebar:#0D0D0D;
    --bg:#F6F7F9;
    --surface:#FFFFFF;
    --text:#181818;
    --muted:#6B7280;
    --border:#E5E7EB;
    --border-dark:#D4D7DC;
    --success:#16803A;
    --success-soft:#EAF7EF;
    --warning:#B76A00;
    --warning-soft:#FFF4E3;
    --info:#285EA8;
    --info-soft:#EDF4FF;
    --danger:#D92D20;
    --danger-soft:#FDECEC;
    --radius:8px;
    --radius-sm:6px;
    --shadow:0 1px 2px rgba(16,24,40,.04);
    --sidebar-width:258px;
    --topbar-height:68px;
    --font:'DM Sans','Segoe UI',Arial,sans-serif;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{font-family:var(--font);background:var(--bg);color:var(--text);font-size:14px}
button,input,select,textarea{font:inherit}
button{cursor:pointer}
button:disabled{cursor:not-allowed;opacity:.5}
a{color:inherit;text-decoration:none}
.icon{display:block;flex:0 0 auto}

.btn{
    min-height:40px;padding:0 15px;border-radius:var(--radius-sm);border:1px solid transparent;
    display:inline-flex;align-items:center;justify-content:center;gap:8px;font-weight:600;
    transition:.18s ease;background:#fff;color:var(--text)
}
.btn-primary{background:var(--primary);border-color:var(--primary);color:#fff}
.btn-primary:hover{background:var(--primary-hover);border-color:var(--primary-hover)}
.btn-secondary{background:#fff;border-color:var(--border-dark);color:var(--text)}
.btn-secondary:hover{background:#F8F9FA}
.btn-dark{background:var(--black);border-color:var(--black);color:#fff}
.btn-success{background:var(--success);border-color:var(--success);color:#fff}
.btn-danger{background:var(--danger);border-color:var(--danger);color:#fff}
.btn.full{width:100%}

.icon-button,.icon-action{
    width:38px;height:38px;border:1px solid var(--border);background:#fff;border-radius:var(--radius-sm);
    display:inline-flex;align-items:center;justify-content:center;color:#394150;padding:0
}
.icon-button:hover,.icon-action:hover{background:#F8F9FA;border-color:#CDD1D7}

.input,.select,.textarea{
    width:100%;border:1px solid var(--border-dark);background:#fff;color:var(--text);
    border-radius:var(--radius-sm);outline:none;transition:.18s ease
}
.input,.select{height:42px;padding:0 12px}
.textarea{min-height:96px;padding:11px 12px;resize:vertical}
.input:focus,.select:focus,.textarea:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(227,27,35,.08)}
.input[readonly]{background:#F5F6F7;color:#4F5662}
.select.compact{width:auto;min-width:150px;height:38px}

.field{display:flex;flex-direction:column;gap:7px;font-size:13px;font-weight:600;color:#343A45}
.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.full-row{grid-column:1/-1}

.badge{
    display:inline-flex;align-items:center;justify-content:center;min-height:26px;padding:0 10px;
    border-radius:999px;font-size:12px;font-weight:700;white-space:nowrap
}
.badge.success{background:var(--success-soft);color:var(--success)}
.badge.warning{background:var(--warning-soft);color:var(--warning)}
.badge.info{background:var(--info-soft);color:var(--info)}
.badge.danger{background:var(--danger-soft);color:var(--danger)}
.badge.muted{background:#EEF0F2;color:#5A616C}
.badge.dark{background:#ECEDEF;color:#25292E}

.alert{
    border:1px solid var(--border);border-radius:var(--radius-sm);padding:12px 14px;font-weight:500
}
.alert.success{background:var(--success-soft);border-color:#CDEBD8;color:var(--success)}
.alert.warning{background:var(--warning-soft);border-color:#F2D7AE;color:var(--warning)}
.alert.info{background:var(--info-soft);border-color:#D1E1FA;color:var(--info)}
.alert.danger{background:var(--danger-soft);border-color:#F5CBC7;color:var(--danger)}

.panel{
    background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);
    box-shadow:var(--shadow);padding:20px
}
.panel-header{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;margin-bottom:18px}
.panel-header h2{font-size:16px;margin:0 0 5px;font-weight:700}
.panel-header p{font-size:13px;color:var(--muted);margin:0;line-height:1.5}

.table-wrap{overflow:auto;border:1px solid var(--border);border-radius:var(--radius-sm)}
.table{width:100%;border-collapse:collapse;background:#fff;min-width:760px}
.table th,.table td{padding:13px 14px;text-align:left;border-bottom:1px solid var(--border);vertical-align:middle}
.table th{background:#F8F9FA;font-size:12px;color:#555D68;font-weight:700;text-transform:uppercase;letter-spacing:.02em}
.table tbody tr:last-child td{border-bottom:0}
.table td strong{display:block;font-size:13px}
.table td small{display:block;color:var(--muted);margin-top:3px}
.table .actions{text-align:right;white-space:nowrap}
.table .actions .icon-action{width:32px;height:32px;margin-left:5px}

.modal{position:fixed;inset:0;display:none;z-index:1000}
.modal.is-open{display:block}
.modal-backdrop{position:absolute;inset:0;background:rgba(11,13,16,.52)}
.modal-dialog{
    position:relative;width:min(620px,calc(100vw - 32px));max-height:calc(100vh - 40px);overflow:auto;
    margin:7vh auto;background:#fff;border-radius:10px;border:1px solid var(--border);box-shadow:0 18px 50px rgba(0,0,0,.18)
}
.modal-dialog.small{width:min(460px,calc(100vw - 32px))}
.modal-header,.modal-footer{padding:18px 20px;display:flex;align-items:center;justify-content:space-between;gap:16px}
.modal-header{border-bottom:1px solid var(--border)}
.modal-footer{border-top:1px solid var(--border);justify-content:flex-end}
.modal-header h3{font-size:17px;margin:0 0 4px}
.modal-header p{font-size:13px;color:var(--muted);margin:0}
.modal-body{padding:20px}
.modal-symbol{width:58px;height:58px;border-radius:50%;background:var(--primary-soft);color:var(--primary);display:flex;align-items:center;justify-content:center;margin:4px auto 14px}
.center-text{text-align:center;margin:0;color:#353A42}
body.modal-open{overflow:hidden}

.toast-stack{position:fixed;right:18px;top:84px;z-index:1200;display:flex;flex-direction:column;gap:10px}
.toast{
    min-width:280px;max-width:380px;background:#fff;border:1px solid var(--border);border-left:4px solid var(--success);
    box-shadow:0 10px 30px rgba(15,23,42,.12);padding:13px 15px;border-radius:var(--radius-sm);font-weight:600;
    animation:toastIn .2s ease
}
@keyframes toastIn{from{transform:translateX(12px);opacity:0}to{transform:none;opacity:1}}

@media (max-width:720px){
    .form-grid{grid-template-columns:1fr}
    .panel{padding:16px}
    .panel-header{align-items:stretch;flex-direction:column}
    .modal-dialog{margin:3vh auto}
}