:root{--bg:#f4f7fb;--card:#fff;--ink:#172033;--muted:#718096;--line:#e7ebf2;--accent:#2563eb;--danger:#dc2626;--ok:#059669;--warn:#d97706;--nav:#101827}
*{box-sizing:border-box}body{margin:0;font-family:Inter,Segoe UI,Arial,sans-serif;background:var(--bg);color:var(--ink)}button,input,select,textarea{font:inherit}.hidden{display:none!important}
.login-page{min-height:100vh;display:grid;place-items:center;background:linear-gradient(135deg,#0f172a,#1e3a8a)}.login-card{width:min(420px,92vw);background:white;padding:38px;border-radius:24px;box-shadow:0 24px 70px #0004}.brandmark{width:52px;height:52px;border-radius:15px;background:#2563eb;color:#fff;display:grid;place-items:center;font-weight:900;font-size:20px}.login-card h1{margin:18px 0 6px}.login-card p{color:var(--muted);margin:0 0 25px}label{display:grid;gap:7px;font-size:13px;font-weight:700;margin:13px 0}input,select,textarea{border:1px solid #dbe1ea;border-radius:10px;padding:11px 12px;background:#fff;outline:none}input:focus,select:focus,textarea:focus{border-color:#7aa2f7;box-shadow:0 0 0 3px #2563eb16}.primary{border:0;background:var(--accent);color:#fff;padding:11px 16px;border-radius:10px;font-weight:800;cursor:pointer}.wide{width:100%;margin-top:10px}.error{color:var(--danger);font-size:13px;margin-top:12px}
.app{display:grid;grid-template-columns:230px 1fr;min-height:100vh}aside{background:var(--nav);color:white;padding:22px 14px;display:flex;flex-direction:column;position:sticky;top:0;height:100vh}.brand{display:flex;align-items:center;gap:10px;padding:0 10px 24px}.brand b{background:#2563eb;border-radius:10px;padding:9px}.brand span{font-weight:800}nav{display:grid;gap:6px}nav button,.sidefoot button{border:0;background:transparent;color:#aab4c6;text-align:left;padding:12px;border-radius:10px;cursor:pointer;font-weight:650}nav button:hover,nav button.active{background:#1e293b;color:#fff}.sidefoot{margin-top:auto;border-top:1px solid #263247;padding-top:15px;font-size:12px;color:#aab4c6}.sidefoot button{padding-left:0}
main{min-width:0}header{height:84px;background:white;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 28px}header h2{margin:0;font-size:22px}header p{margin:5px 0 0;color:var(--muted);font-size:13px}.userchip{font-size:13px;background:#f3f6fa;padding:9px 12px;border-radius:12px}#content{padding:26px}
.cards{display:grid;grid-template-columns:repeat(5,1fr);gap:14px}.card,.panel{background:var(--card);border:1px solid var(--line);border-radius:16px;box-shadow:0 2px 10px #14213d08}.card{padding:18px}.card small{color:var(--muted);font-weight:700}.card strong{display:block;font-size:28px;margin-top:8px}.panel{margin-top:18px;padding:18px}.panelhead{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:15px}.panelhead h3{margin:0}.toolbar{display:flex;gap:8px;flex-wrap:wrap}.toolbar input,.toolbar select{padding:9px 10px}
.tablewrap{overflow:auto;border:1px solid var(--line);border-radius:12px}table{border-collapse:collapse;width:100%;min-width:1000px;background:#fff}th,td{padding:11px 12px;border-bottom:1px solid var(--line);font-size:12.5px;text-align:left;vertical-align:top}th{background:#f8fafc;color:#64748b;position:sticky;top:0;white-space:nowrap}tr:hover td{background:#fbfdff}.badge{display:inline-flex;padding:5px 9px;border-radius:999px;font-size:11px;font-weight:800;background:#eef2ff;color:#3730a3}.badge.done{background:#ecfdf5;color:#047857}.badge.cancel{background:#fef2f2;color:#b91c1c}.badge.overdue{background:#fff7ed;color:#c2410c}.actions{display:flex;gap:5px}.mini{border:1px solid #dbe1ea;background:#fff;border-radius:8px;padding:6px 8px;cursor:pointer}.mini.danger{color:var(--danger)}.empty{padding:35px;text-align:center;color:var(--muted)}
.modal{position:fixed;inset:0;background:#0f172a88;display:grid;place-items:center;padding:20px;z-index:20}.modal-card{width:min(760px,96vw);max-height:92vh;overflow:auto;background:white;border-radius:18px;padding:24px;position:relative}.x{position:absolute;right:16px;top:12px;border:0;background:transparent;font-size:26px;cursor:pointer}.formgrid{display:grid;grid-template-columns:1fr 1fr;gap:0 16px}.span2{grid-column:1/-1}.form-actions{display:flex;justify-content:flex-end;gap:8px;margin-top:16px}.secondary{border:1px solid #dbe1ea;background:white;padding:10px 14px;border-radius:10px;cursor:pointer}.progressbar{height:7px;background:#edf1f6;border-radius:10px;overflow:hidden;margin-top:5px}.progressbar i{display:block;height:100%;background:#2563eb}.muted{color:var(--muted)}.section-title{margin:26px 0 10px}.notice{background:#eff6ff;color:#1e40af;border:1px solid #bfdbfe;padding:12px 14px;border-radius:12px;font-size:13px}
@media(max-width:1050px){.cards{grid-template-columns:repeat(2,1fr)}}
@media(max-width:720px){.app{grid-template-columns:1fr}.app aside{position:fixed;bottom:0;top:auto;height:66px;width:100%;z-index:10;padding:7px;background:#101827}.brand,.sidefoot{display:none}nav{display:grid;grid-template-columns:repeat(4,1fr);gap:3px}nav button{display:grid;place-items:center;padding:7px;font-size:18px}nav button span{font-size:9px}.admin-only{display:none!important}header{height:72px;padding:0 16px}#content{padding:14px 14px 86px}.cards{grid-template-columns:repeat(2,1fr);gap:9px}.card{padding:14px}.card strong{font-size:23px}.formgrid{grid-template-columns:1fr}.span2{grid-column:auto}.panel{padding:12px}.userchip{display:none}.panelhead{align-items:flex-start;flex-direction:column}}

/* v1.0.4 Loading UX */
.loading-overlay{position:fixed;inset:0;background:rgba(244,247,251,.72);backdrop-filter:blur(2px);display:flex;align-items:center;justify-content:center;z-index:100}
.loading-box{background:#fff;border:1px solid var(--line);border-radius:16px;padding:20px 26px;box-shadow:0 16px 50px #17203322;display:flex;align-items:center;gap:14px;font-weight:800}
.spinner{width:25px;height:25px;border:3px solid #dbe6ff;border-top-color:var(--accent);border-radius:50%;animation:nrspin .7s linear infinite}
@keyframes nrspin{to{transform:rotate(360deg)}}
.btn-loading{opacity:.72;pointer-events:none;position:relative}
.page-loader{display:flex;justify-content:center;align-items:center;gap:12px;min-height:150px;color:var(--muted);font-weight:700}
.skeleton{background:linear-gradient(90deg,#eef2f7 25%,#f8fafc 50%,#eef2f7 75%);background-size:200% 100%;animation:nrshimmer 1.2s infinite;border-radius:10px;height:18px}
@keyframes nrshimmer{to{background-position:-200% 0}}