:root{
    --pc-bg:#0f172a;
    --pc-bg-soft:#111827;
    --pc-surface:#ffffff;
    --pc-border:#e5e7eb;
    --pc-primary:#5b5cf0;
    --pc-primary-2:#7c3aed;
    --pc-text:#0f172a;
    --pc-muted:#64748b;
    --pc-shadow:0 16px 40px rgba(15,23,42,.12);
    --pc-radius:22px;
}
.pc-login-wrap{min-height:75vh;display:flex;align-items:center;justify-content:center;padding:40px 20px;background:linear-gradient(135deg,#0f172a,#1e293b);border-radius:28px}
.pc-login-card{width:100%;max-width:520px;background:#fff;border-radius:28px;padding:34px;box-shadow:0 24px 60px rgba(0,0,0,.25)}
.pc-login-header h2{margin:0 0 10px;font-size:32px;color:var(--pc-text)}
.pc-login-header p{margin:0 0 18px;color:var(--pc-muted)}
.pc-badge{display:inline-block;padding:7px 12px;border-radius:999px;background:#eef2ff;color:#4338ca;font-size:12px;font-weight:700;margin-bottom:14px}
.pc-demo-box{background:#f8fafc;border:1px solid var(--pc-border);padding:14px 16px;border-radius:16px;margin-bottom:18px;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap}
.pc-login-form input[type=text],.pc-login-form input[type=password]{width:100%;padding:14px 16px;border:1px solid #dbe2ea;border-radius:14px;margin-bottom:14px;box-sizing:border-box}
.pc-login-form input[type=submit]{width:100%;padding:14px 16px;border:none;border-radius:14px;background:linear-gradient(135deg,var(--pc-primary),var(--pc-primary-2));color:#fff;font-weight:700;cursor:pointer}
.pc-app{display:grid;grid-template-columns:280px 1fr;gap:24px;max-width:1400px;margin:20px auto;font-family:Arial,sans-serif;color:var(--pc-text)}
.pc-sidebar{background:linear-gradient(180deg,#0f172a,#111827);color:#fff;border-radius:28px;padding:24px;min-height:760px;display:flex;flex-direction:column;justify-content:space-between;box-shadow:var(--pc-shadow)}
.pc-brand{display:flex;gap:14px;align-items:center}.pc-brand-icon{width:48px;height:48px;border-radius:16px;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,var(--pc-primary),var(--pc-primary-2));font-weight:800}.pc-brand strong{display:block}.pc-brand span{display:block;font-size:13px;color:#cbd5e1}
.pc-nav{display:flex;flex-direction:column;gap:10px;margin-top:28px}.pc-nav-link{background:transparent;border:0;color:#dbeafe;text-align:left;padding:13px 14px;border-radius:14px;font-size:15px;cursor:pointer}.pc-nav-link.is-active,.pc-nav-link:hover{background:rgba(255,255,255,.08);color:#fff}
.pc-sidebar-footer .pc-btn{width:100%}
.pc-main{min-width:0}
.pc-topbar{display:flex;justify-content:space-between;gap:18px;align-items:center;margin-bottom:18px}.pc-topbar h1{margin:0 0 6px;font-size:34px}.pc-topbar p{margin:0;color:var(--pc-muted)}.pc-topbar-tag{background:#fff;border:1px solid var(--pc-border);padding:10px 14px;border-radius:999px;box-shadow:var(--pc-shadow);font-weight:700}
.pc-alert{padding:14px 16px;border-radius:14px;margin-bottom:18px;font-weight:600}.pc-alert-success{background:#ecfdf5;color:#065f46;border:1px solid #a7f3d0}
.pc-tab{display:none}.pc-tab.is-active{display:block}
.pc-stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-bottom:20px}.pc-stat-card{background:#fff;border-radius:24px;padding:24px;box-shadow:var(--pc-shadow)}.pc-stat-card span{display:block;color:var(--pc-muted);font-weight:600;margin-bottom:10px}.pc-stat-card strong{display:block;font-size:40px;line-height:1;margin-bottom:10px}.pc-stat-card small{color:#94a3b8}.pc-stat-card-main{background:linear-gradient(135deg,var(--pc-primary),var(--pc-primary-2));color:#fff}.pc-stat-card-main span,.pc-stat-card-main small{color:#e9d5ff}
.pc-overview-grid,.pc-two-col{display:grid;grid-template-columns:1fr 1fr;gap:20px}.pc-panel{background:#fff;border-radius:24px;padding:24px;box-shadow:var(--pc-shadow)}.pc-panel-head h2{margin:0 0 8px;font-size:22px}.pc-panel-head p{margin:0 0 18px;color:var(--pc-muted)}
.pc-timeline{display:flex;flex-direction:column;gap:14px}.pc-timeline-item{padding:16px;border:1px solid var(--pc-border);border-radius:18px;background:#f8fafc}.pc-timeline-item strong{display:block;margin-bottom:6px}
.pc-action-grid,.pc-card-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}.pc-action-card{padding:22px;border-radius:18px;border:1px solid var(--pc-border);background:#f8fafc;font-weight:700;cursor:pointer}.pc-action-card:hover{background:#eef2ff}
.pc-ticket-form .pc-form-group{margin-bottom:16px}.pc-ticket-form label{display:block;margin-bottom:8px;font-weight:600}.pc-ticket-form input,.pc-ticket-form textarea,.pc-ticket-form select{width:100%;box-sizing:border-box;padding:14px 16px;border:1px solid #dbe2ea;border-radius:14px;background:#fff}
.pc-btn{display:inline-flex;align-items:center;justify-content:center;text-decoration:none;border:none;cursor:pointer;border-radius:14px;padding:12px 18px;font-weight:700}.pc-btn-primary{background:linear-gradient(135deg,var(--pc-primary),var(--pc-primary-2));color:#fff}.pc-btn-light{background:#fff;color:var(--pc-text);border:1px solid #dbe2ea}.pc-btn-ghost{background:rgba(255,255,255,.08);color:#fff;border:1px solid rgba(255,255,255,.1)}
.pc-ticket-list{display:flex;flex-direction:column;gap:14px}.pc-ticket-item{padding:16px;border:1px solid var(--pc-border);border-radius:18px;background:#f8fafc}.pc-ticket-top{display:flex;justify-content:space-between;gap:10px;align-items:center;margin-bottom:8px}.pc-ticket-meta{display:flex;flex-wrap:wrap;gap:14px;color:var(--pc-muted);font-size:13px;margin-bottom:8px}.pc-ticket-item p{margin:0 0 8px;color:#334155}.pc-ticket-item small{color:#64748b}
.pc-pill{display:inline-block;padding:6px 10px;border-radius:999px;background:#eef2ff;color:#4338ca;font-size:12px;font-weight:700}
.pc-table-wrap{overflow:auto}.pc-table{width:100%;border-collapse:collapse;min-width:760px}.pc-table th,.pc-table td{padding:14px 16px;border-bottom:1px solid #edf2f7;text-align:left}.pc-table thead th{background:#f8fafc;color:#475569;font-size:13px}
.pc-service-card,.pc-doc-card{padding:20px;border:1px solid var(--pc-border);border-radius:18px;background:#f8fafc}.pc-service-top{display:flex;justify-content:space-between;gap:12px;align-items:center;margin-bottom:8px}.pc-doc-card{display:flex;flex-direction:column;gap:10px}
@media (max-width:1200px){.pc-stat-grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:980px){.pc-app{grid-template-columns:1fr}.pc-sidebar{min-height:auto}.pc-overview-grid,.pc-two-col,.pc-action-grid,.pc-card-grid{grid-template-columns:1fr}.pc-topbar{flex-direction:column;align-items:flex-start}}
@media (max-width:640px){.pc-stat-grid{grid-template-columns:1fr}}