:root{--navy:#1b2d52;--gold:#cfa42b;--bg:#f3f4f8;--line:#d3d6e0;--muted:#56627c;--pill:#e4eaf7}
*{box-sizing:border-box}
body{margin:0;font-family:Inter,system-ui,sans-serif;background:var(--bg);color:var(--navy);font-size:15px}
h1{margin:0 0 16px;font-size:30px}
h3{margin:0;padding:20px 24px 12px;font-size:17px}
small{color:var(--muted);font-size:13px;display:block}
.screen{display:none}.screen.active{display:block}

/* login */
#login{min-height:100vh;place-items:center}
#login.active{display:grid}
.login-card{background:#fff;border-radius:16px;padding:32px 34px;width:min(92vw,474px);box-shadow:0 1px 4px #0001}
.login-card h1{margin-bottom:12px}
.login-card p{margin:0 0 18px;font-size:17px}
.login-card label{margin-bottom:14px}
.login-card a{color:var(--navy);font-size:17px;display:inline-block;margin-top:16px}

/* layout */
#app{display:flex;min-height:100vh}
.sidebar{width:287px;background:var(--navy);padding:24px 17px;flex-shrink:0}
.sidebar h2{color:#dfe5f5;font-size:20px;margin:0 0 24px 13px}
.sidebar a{display:block;color:#cdd5ea;padding:14px 16px;border-radius:9px;margin-bottom:4px;cursor:pointer;font-size:17px}
.sidebar a.active{background:#fff;color:var(--navy);font-weight:600}
.content{flex:1;padding:28px 38px;position:relative;min-width:0}
.user{position:absolute;right:38px;top:28px;display:flex;align-items:center;gap:12px;font-weight:600;font-size:17px}
.avatar{width:42px;height:42px;border-radius:50%;background:var(--gold);display:grid;place-items:center;font-weight:700}

/* form */
label{display:block;font-weight:600;font-size:14px}
input,select,textarea{display:block;width:100%;margin-top:7px;padding:13px 16px;border:2px solid var(--line);border-radius:10px;font:inherit;font-weight:400;color:var(--navy);background:#fff}
input::placeholder,textarea::placeholder{color:#8a90a0}
textarea{height:105px;resize:none}
input:focus,select:focus,textarea:focus{outline:2px solid var(--gold);border-color:var(--gold)}
.grid{display:grid;grid-template-columns:1fr 1fr;gap:18px 25px}
.grid.g3{grid-template-columns:repeat(3,1fr)}
.span2{grid-column:span 2}
.grid:not(.g3) .span2{grid-column:1/-1}

/* cards */
.card{background:#fff;border-radius:14px;box-shadow:0 1px 4px #0001}
.pad{padding:24px 25px}
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:17px;margin-bottom:17px}
.stats .card{padding:16px 20px}
.stats span{font-size:14px;color:var(--muted)}
.stats b{display:block;font-size:34px;margin-top:2px}
.stats.inner{padding:24px 25px 8px}
.stats.inner .card{box-shadow:0 1px 6px #0002}

/* table */
table{width:100%;border-collapse:collapse}
th{text-align:left;font-size:13px;color:var(--muted);padding:12px 20px}
td{padding:12px 20px;border-top:1px solid var(--line);font-size:17px}
td .nota{width:104px;margin:0;padding:10px}
.pill{background:var(--pill);padding:3px 13px;border-radius:99px;font-size:14px}
.row,#temNota{width:24px;height:24px;margin:0;accent-color:var(--navy)}

/* tabs */
.tabs-card{overflow:hidden}
.tabs{display:flex;gap:6px;padding:0 28px;border-bottom:1px solid var(--line)}
.tab{background:none;border:0;border-bottom:3px solid transparent;padding:18px 4px 16px;margin-right:20px;font:inherit;font-size:17px;color:var(--muted);cursor:pointer}
.tab.active{color:var(--navy);font-weight:600;border-color:var(--gold)}
.pane{display:none;padding:24px 25px}.pane.active{display:block}
.pane:has(table){padding:0}
#h-eqp{padding:0}
.practice{padding:0 25px;font-size:17px}
.empty{color:var(--muted)}
.dropzone{border:2px dashed var(--line);border-radius:12px;padding:50px;text-align:center;cursor:pointer;font-weight:600}

/* toolbar / actions */
.toolbar{display:flex;gap:15px;align-items:flex-end;margin-bottom:17px;flex-wrap:wrap}
.toolbar .grow{flex:1;min-width:160px}
.check{display:flex;align-items:center;gap:12px;font-size:14px;margin-bottom:10px}
.check input{width:24px}
.actions{display:flex;justify-content:flex-end;gap:16px;margin-top:28px}
.actions.between{justify-content:space-between;align-items:center}
.btn{font:inherit;font-weight:600;font-size:16px;padding:13px 28px;border-radius:10px;border:2px solid var(--navy);cursor:pointer}
.btn.primary{background:var(--navy);color:#fff}
.btn.outline{background:#fff;color:var(--navy)}
.btn.full{width:100%;margin-top:4px}
.btn:hover{opacity:.9}

/* certificado */
.cert{display:grid;grid-template-columns:1fr 1fr;gap:25px}
.paper{border:2px dashed var(--line);border-radius:12px;padding:56px 20px;text-align:center;line-height:1.6}
.paper p{margin:6px 0}

/* toast */
#toast{position:fixed;bottom:24px;left:50%;transform:translate(-50%,20px);background:var(--navy);color:#fff;padding:12px 22px;border-radius:10px;opacity:0;pointer-events:none;transition:.25s}
#toast.show{opacity:1;transform:translate(-50%,0)}

@media(max-width:900px){
  #app{flex-direction:column}
  .sidebar{width:100%;padding:14px}
  .sidebar nav{display:flex;overflow-x:auto;gap:6px}
  .sidebar a{white-space:nowrap}
  .content{padding:20px}
  .user{position:static;margin-bottom:12px}
  .stats,.grid,.grid.g3,.cert{grid-template-columns:1fr}
  .span2{grid-column:auto!important}
}