*{box-sizing:border-box}body{margin:0;background:linear-gradient(135deg,#0b2245,#123b73 58%,#092449);color:#f4f7ff;font-family:system-ui,-apple-system,"Segoe UI",sans-serif;min-height:100vh}button,input{font:inherit}button{cursor:pointer}h1{font-size:clamp(21px,3vw,32px)}h2{font-size:21px;margin:0 0 24px}.shell{max-width:1600px;margin:auto;padding:25px}.topbar,.top-actions,.panel-heading,.note-top,.note-footer,.note-controls,.form-buttons{display:flex;align-items:center;justify-content:space-between;gap:12px}.topbar{margin-bottom:26px}.topbar h1{margin:0}.top-actions form,.note-controls form{margin:0}.subtle,.note-controls button{background:transparent;color:inherit;border:1px solid #ffffff55;border-radius:8px;padding:9px 13px}.tiles{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:16px;margin-bottom:32px}.tile{border:1px solid #ffffff33;border-radius:13px;min-height:165px;padding:20px 10px;color:white;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;box-shadow:0 10px 22px #0002}.tile span{font-size:40px}.tile b{font-size:21px}.tile small{font-size:13px}.tile:hover{filter:brightness(1.12);transform:translateY(-2px)}.blue{background:#1464c5}.purple{background:#7040c8}.green{background:#168457}.orange{background:#ed8014}.pink{background:#c32c7b}.teal{background:#007c91}.workspace{display:grid;grid-template-columns:minmax(300px,0.85fr) minmax(0,1.65fr);gap:20px}.panel{background:#ffffff0d;border:1px solid #ffffff24;border-radius:15px;padding:25px;box-shadow:0 6px 20px #0001}.panel-heading{align-items:flex-start;flex-wrap:wrap}.panel-heading h2{margin:0 0 18px}.panel-heading input{max-width:220px}.panel form:not(.note-controls form){display:flex;flex-direction:column;gap:12px}.panel label,.login-card label{font-weight:600}input{width:100%;padding:13px;border:1px solid #7795c2;border-radius:9px;background:#ffffff10;color:white;outline:none}input:focus{border-color:#55aaff}input::placeholder{color:#b5c5df}.primary,.secondary{padding:12px 18px;border-radius:9px;border:1px solid #a9c6ee;color:white}.primary{background:#2384ef;border-color:#2384ef}.secondary{background:transparent}.form-buttons{justify-content:flex-end;margin-top:12px}.notes{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.note{color:#18253a;min-height:175px;border-radius:12px;padding:20px;display:flex;flex-direction:column;justify-content:space-between;box-shadow:0 4px 10px #0002}.note-0{background:#ffedab}.note-1{background:#c9f0cc}.note-2{background:#cde8ff}.note-3{background:#fbd5e2}.note-top{align-items:flex-start}.note-top strong{font-size:19px;overflow-wrap:anywhere}.note-link{color:#075cc2;font-weight:650}.note-footer{align-items:flex-end;flex-wrap:wrap}.note-footer small{font-size:12px}.note-controls button{color:#263954;border:1px solid #0002;padding:5px 8px}.note-controls{gap:5px}.muted{color:#c9d5e8}.hidden{display:none}.narrow{max-width:460px}.login-wrap{min-height:100vh;display:grid;place-items:center;padding:20px}.login-card{width:min(100%,420px);padding:35px;background:#ffffff13;border:1px solid #ffffff33;border-radius:18px;box-shadow:0 18px 40px #0004}.login-icon{text-align:center;font-size:44px}.login-card h1,.login-card p{text-align:center}.login-card p{color:#b9cae1}.login-card form{display:flex;flex-direction:column;gap:14px}.login-card small{color:#d1e0f4}.alert{background:#802b3d;padding:14px;border-radius:9px;margin:12px 0}.success{background:#175b45;padding:14px;border-radius:9px;margin:12px 0}@media(max-width:1100px){.tiles{grid-template-columns:repeat(3,1fr)}.workspace{grid-template-columns:1fr}}@media(max-width:650px){.shell{padding:15px}.topbar{align-items:flex-start;gap:12px;flex-direction:column}.tiles{grid-template-columns:repeat(2,1fr);gap:10px}.tile{min-height:125px}.tile b{font-size:16px}.tile span{font-size:28px}.tile small{font-size:11px}.panel{padding:17px}.notes{grid-template-columns:1fr}.panel-heading input{max-width:100%}}
/* v1.1: Trang chủ Metro tách biệt khỏi các trang chức năng */
.tile{text-decoration:none}.back-home{display:inline-flex;align-items:center;color:#fff;background:#2379d3;border:1px solid #ffffff55;padding:10px 15px;border-radius:10px;text-decoration:none;font-weight:650;margin-bottom:12px}.back-home:hover{background:#3692f5}.action-link{text-decoration:none;display:inline-flex;align-items:center}.header-main{min-width:0}.section{margin-top:8px}