:root{--bg:#0f172a;--bg-soft:#1e293b;--panel:#fff;--ink:#0f172a;--ink-soft:#475569;--muted:#94a3b8;--line:#e2e8f0;--brand:#0e7490;--brand-600:#0891b2;--brand-700:#0e7490;--accent:#f59e0b;--danger:#dc2626;--ok:#16a34a;--app-bg:#f1f5f9;--radius:14px;--shadow:0 1px 3px rgba(15,23,42,.08),0 8px 24px rgba(15,23,42,.06)}*{box-sizing:border-box}body,html{padding:0;margin:0}body{font-family:Sarabun,Segoe UI,system-ui,-apple-system,sans-serif;background:var(--app-bg);color:var(--ink);font-size:15px;line-height:1.55;-webkit-font-smoothing:antialiased}a{color:var(--brand-700);text-decoration:none}a:hover{text-decoration:underline}h1,h2,h3,h4{margin:0 0 .4em;font-weight:700;letter-spacing:-.01em}button,input,select,textarea{font-family:inherit;font-size:inherit}.shell{display:flex;min-height:100vh}.sidebar{width:250px;background:linear-gradient(180deg,#0f172a,#12233f);color:#cbd5e1;padding:22px 16px;position:-webkit-sticky;position:sticky;top:0;height:100vh;display:flex;flex-direction:column;gap:6px;flex-shrink:0}.brand{display:flex;align-items:center;gap:10px;padding:4px 8px 18px}.brand .logo{width:38px;height:38px;border-radius:10px;flex-shrink:0;background:linear-gradient(135deg,var(--brand-600),var(--accent));display:grid;place-items:center}.brand .logo,.brand .name{color:#fff;font-weight:800}.brand .name{font-size:16px;line-height:1.1}.brand .sub{color:var(--muted);font-size:11px}.nav{flex-direction:column;gap:2px;margin-top:6px}.nav,.nav a{display:flex}.nav a{color:#cbd5e1;padding:10px 12px;border-radius:10px;align-items:center;gap:10px;font-weight:500;font-size:14px}.nav a:hover{background:hsla(0,0%,100%,.06);text-decoration:none;color:#fff}.nav a.active{background:var(--brand-600);color:#fff}.nav .ico{width:18px;text-align:center;opacity:.95}.side-foot{margin-top:auto;border-top:1px solid 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var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}.card.pad{padding:20px}.grid{display:grid;grid-gap:16px;gap:16px}.grid-2{grid-template-columns:1fr 1fr}.grid-2to1{grid-template-columns:2fr 1fr}.stat-grid{grid-template-columns:repeat(auto-fit,minmax(200px,1fr))}@media (max-width:900px){.grid-2,.grid-2to1{grid-template-columns:1fr}}.stat{padding:18px}.stat .label{color:var(--ink-soft);font-size:13px}.stat .value{font-size:26px;font-weight:800;margin-top:4px;letter-spacing:-.02em}.stat .hint{color:var(--muted);font-size:12px;margin-top:2px}.btn{display:inline-flex;align-items:center;gap:8px;justify-content:center;padding:10px 16px;border-radius:10px;border:1px solid transparent;background:var(--brand-600);color:#fff;font-weight:600;cursor:pointer;transition:filter .15s,background .15s}.btn,.btn:hover{text-decoration:none}.btn:hover{filter:brightness(1.05)}.btn:disabled{opacity:.55;cursor:not-allowed}.btn.ghost{background:#fff;color:var(--ink);border-color:var(--line)}.btn.ghost:hover{background:#f8fafc}.btn.danger{background:var(--danger)}.btn.sm{padding:6px 12px;font-size:13px;border-radius:8px}.btn.block{width:100%}.field{margin-bottom:16px}.field label{display:block;font-weight:600;margin-bottom:6px;font-size:14px}.field .req{color:var(--danger)}.input,.textarea,select.input{width:100%;padding:11px 13px;border:1px solid var(--line);border-radius:10px;background:#fff;color:var(--ink);outline:none;transition:border .15s,box-shadow .15s}.input:focus,.textarea:focus,select.input:focus{border-color:var(--brand-600);box-shadow:0 0 0 3px rgba(8,145,178,.15)}.textarea{resize:vertical;min-height:110px}.textarea.big{min-height:170px}.hint-text{color:var(--muted);font-size:12.5px;margin-top:5px}.form-row{display:grid;grid-template-columns:1fr 1fr;grid-gap:16px;gap:16px}.badge{display:inline-flex;align-items:center;gap:6px;padding:3px 10px;border-radius:999px;font-size:12px;font-weight:600}.badge.superadmin{background:#fef3c7;color:#92400e}.badge.admin{background:#dbeafe;color:#1e40af}.badge.viewer{background:#dcfce7;color:#166534}.badge.user{background:#f1f5f9;color:#475569}.badge.new{background:var(--accent);color:#422006}.alert{padding:12px 14px;border-radius:10px;margin-bottom:16px;font-size:14px}.alert.err{background:#fef2f2;color:#991b1b;border:1px solid #fecaca}.alert.ok{background:#f0fdf4;color:#166534;border:1px solid #bbf7d0}.alert.info{background:#eff6ff;color:#1e40af;border:1px solid #bfdbfe}.table-wrap{overflow-x:auto}table.tbl{width:100%;border-collapse:collapse}table.tbl td,table.tbl th{text-align:left;padding:11px 12px;border-bottom:1px solid var(--line);font-size:14px}table.tbl th{color:var(--ink-soft);font-weight:600;font-size:12.5px;text-transform:uppercase;letter-spacing:.03em}table.tbl th,table.tbl 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.15s}.dropzone.drag{border-color:var(--brand-600);background:#ecfeff}.dropzone .big{font-size:15px;font-weight:600;color:var(--ink)}.upload-summary{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;background:#f0f9ff;border:1px solid #bae6fd;border-radius:12px;padding:12px 14px;margin-top:14px;font-size:13.5px}.upload-summary b{color:var(--brand-700)}.progress{height:8px;background:#e2e8f0;border-radius:999px;overflow:hidden;margin-top:6px}.progress>span{display:block;height:100%;background:linear-gradient(90deg,var(--brand-600),var(--accent))}.viewer-overlay{position:fixed;inset:0;background:rgba(15,23,42,.82);z-index:100;display:flex;flex-direction:column}.viewer-bar{height:56px;display:flex;align-items:center;justify-content:space-between;padding:0 18px;color:#fff}.viewer-body{flex:1 1;overflow:auto;display:grid;place-items:center;padding:16px}.viewer-body img{max-width:100%;max-height:100%;border-radius:8px;box-shadow:0 10px 40px rgba(0,0,0,.5)}.viewer-body iframe{width:100%;height:100%;border:0}.sheet-table,.viewer-body iframe{background:#fff;border-radius:8px}.sheet-table{overflow:auto;max-width:96vw;max-height:82vh}.sheet-table table{border-collapse:collapse}.sheet-table td,.sheet-table th{border:1px solid #e2e8f0;padding:5px 9px;font-size:13px;white-space:nowrap}.sheet-tabs{display:flex;gap:6px;padding:8px;flex-wrap:wrap}.sheet-tabs button{padding:5px 12px;border-radius:8px;border:1px solid var(--line);background:#fff;cursor:pointer;font-weight:600}.sheet-tabs button.active{background:var(--brand-600);color:#fff;border-color:var(--brand-600)}.text-view{background:#fff;border-radius:8px;padding:20px 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1}.mt{margin-top:16px}.mt24{margin-top:24px}.empty{text-align:center;padding:50px 20px;color:var(--muted)}.empty .big{font-size:40px;margin-bottom:8px}.backdrop,.mobile-toggle{display:none}@media (max-width:820px){.sidebar{position:fixed;z-index:60;left:-300px;width:260px;height:100vh;transition:left .22s ease;box-shadow:0 0 50px rgba(0,0,0,.45)}.sidebar.open{left:0}.mobile-toggle{display:inline-flex!important;position:fixed;top:10px;left:10px;z-index:50;background:#fff;box-shadow:var(--shadow);font-size:18px;padding:8px 12px}.backdrop.open{display:block;position:fixed;inset:0;background:rgba(15,23,42,.5);z-index:55}.topbar{padding-left:60px}.content{padding:16px}.form-row{grid-template-columns:1fr}.stat-grid{grid-template-columns:1fr 1fr}.job-grid{grid-template-columns:1fr}}@media (max-width:480px){.stat-grid{grid-template-columns:1fr}.topbar h1{font-size:17px}}