/* Purple Ruler — unified dashboard prototype. Brand-led, role-aware. */
:root{
  --pr:#4b2e83; --pr-dark:#382261; --pr-light:#efeaf7; --pr-mid:#7a5db8;
  --ink:#1f2330; --muted:#6b7280; --line:#e7e8ee; --bg:#f6f6fb; --card:#fff;
  --ok:#1f9d62; --ok-bg:#e6f6ee; --warn:#b9821a; --warn-bg:#fdf3df; --bad:#c0392b; --bad-bg:#fdecea;
  /* category colours */
  --catA:#2b6cb0; --catA-bg:#e8f0fa; --catB:#6b46c1; --catB-bg:#efe9fb;
  --catC:#0e8a8a; --catC-bg:#e2f4f4; --catD:#c0791a; --catD-bg:#fbf0dc;
  --catE:#b83280; --catE-bg:#fbe8f2;
  --shadow:0 1px 2px rgba(20,20,50,.06),0 4px 16px rgba(20,20,50,.05);
  --radius:14px;
}
*{box-sizing:border-box}
body{margin:0;font-family:Inter,-apple-system,"Segoe UI",Calibri,sans-serif;background:var(--bg);color:var(--ink);font-size:14px;line-height:1.5}
a{color:var(--pr);text-decoration:none}
h1,h2,h3{margin:0;font-weight:700;letter-spacing:-.01em}
.muted{color:var(--muted)}
.small{font-size:12px}
button{font-family:inherit;cursor:pointer}

/* ---------- top bar ---------- */
.topbar{background:var(--pr);color:#fff;display:flex;align-items:center;gap:16px;padding:0 22px;height:58px;position:sticky;top:0;z-index:30}
.topbar .logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:16px;letter-spacing:-.02em}
.topbar .logo .dot{width:22px;height:22px;border-radius:7px;background:#fff;color:var(--pr);display:grid;place-items:center;font-weight:900}
.topbar .ctx{opacity:.85;font-size:13px;border-left:1px solid rgba(255,255,255,.25);padding-left:16px}
.topbar .spacer{flex:1}
.topbar .role-pill{background:rgba(255,255,255,.16);border-radius:20px;padding:5px 12px;font-size:12px;font-weight:600}
.topbar .who{display:flex;align-items:center;gap:9px;font-size:13px}
.topbar .who .av{width:30px;height:30px;border-radius:50%;background:var(--pr-mid);display:grid;place-items:center;font-weight:700;color:#fff}
.topbar .switch{color:#fff;opacity:.85;font-size:12px;border:1px solid rgba(255,255,255,.3);border-radius:8px;padding:5px 10px;background:transparent}
.topbar .switch:hover{opacity:1}

/* ---------- layout ---------- */
.shell{display:flex;min-height:calc(100vh - 58px)}
.side{width:230px;flex:0 0 230px;background:#fff;border-right:1px solid var(--line);padding:16px 12px}
.side .grp{font-size:11px;text-transform:uppercase;letter-spacing:.06em;color:#9aa0ac;margin:16px 10px 6px}
.nav{display:flex;flex-direction:column;gap:2px}
.nav a{display:flex;align-items:center;gap:10px;padding:9px 12px;border-radius:10px;color:#333;font-weight:500}
.nav a .ic{width:18px;text-align:center;opacity:.8}
.nav a:hover{background:var(--pr-light)}
.nav a.active{background:var(--pr);color:#fff}
.main{flex:1;padding:24px 28px;max-width:1200px}
.page-h{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:18px;flex-wrap:wrap}
.page-h h1{font-size:23px}
.page-h .sub{color:var(--muted);margin-top:3px;font-size:13px}

/* ---------- cards / kpis ---------- */
.kpis{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:14px;margin-bottom:20px}
.kpi{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:15px 16px;box-shadow:var(--shadow)}
.kpi .lbl{font-size:12px;color:var(--muted);font-weight:600}
.kpi .val{font-size:26px;font-weight:800;margin-top:5px;letter-spacing:-.02em}
.kpi .delta{font-size:12px;margin-top:3px}
.kpi .delta.up{color:var(--ok)} .kpi .delta.down{color:var(--bad)}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);margin-bottom:18px}
.card .hd{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:15px 18px;border-bottom:1px solid var(--line)}
.card .hd h2{font-size:15px}
.card .bd{padding:16px 18px}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.grid3{display:grid;grid-template-columns:2fr 1fr;gap:18px}
@media(max-width:900px){.grid2,.grid3{grid-template-columns:1fr}.side{display:none}}

/* ---------- tables ---------- */
table{width:100%;border-collapse:collapse;font-size:13px}
th{text-align:left;font-size:11px;text-transform:uppercase;letter-spacing:.04em;color:#9aa0ac;padding:9px 12px;border-bottom:1px solid var(--line);font-weight:700}
td{padding:11px 12px;border-bottom:1px solid var(--line);vertical-align:middle}
tr:last-child td{border-bottom:none}
tbody tr:hover{background:#fafaff}
.row-click{cursor:pointer}

/* ---------- chips & badges ---------- */
.chip{display:inline-flex;align-items:center;gap:5px;border-radius:20px;padding:3px 9px;font-size:11px;font-weight:700;line-height:1.4}
.cat{display:inline-grid;place-items:center;width:24px;height:24px;border-radius:7px;font-weight:800;font-size:12px;margin-right:3px}
.catA{background:var(--catA-bg);color:var(--catA)} .catB{background:var(--catB-bg);color:var(--catB)}
.catC{background:var(--catC-bg);color:var(--catC)} .catD{background:var(--catD-bg);color:var(--catD)}
.catE{background:var(--catE-bg);color:var(--catE)}
/* attendance AM/PM grid */
.attgrid{width:100%;border-collapse:collapse;font-size:12px}
.attgrid th{padding:7px 8px;text-align:center;border-bottom:1px solid var(--line)}
.attgrid th.nm{text-align:left}
.attgrid td{padding:7px 8px;text-align:center;border-bottom:1px solid var(--line);vertical-align:middle}
.attgrid td.nm{text-align:left;white-space:nowrap}
.attgrid .dl{font-size:9px;color:#9aa0ac;font-weight:700;letter-spacing:.03em}
.attgrid .g{color:var(--ok);font-weight:700} .attgrid .a{color:#b07000;font-weight:700} .attgrid .r{color:var(--bad);font-weight:700}
.attgrid .m{color:#c4c8d2}
.attgrid .tot{font-weight:800}
.wc-row td{background:#fbf6ff;border-left:3px solid var(--pr-mid);font-size:12px;text-align:left;padding:10px 12px}
.wc-row .wch{font-weight:700;color:var(--pr-dark)}
.wc-row .wck{font-weight:700;color:#444}
.wc-row .blk{margin-top:6px}
.fbq{display:grid;grid-template-columns:1fr auto;gap:8px;align-items:center;padding:9px 0;border-bottom:1px solid var(--line)}
.fbbar{width:160px;height:9px;border-radius:6px;background:#eceef4;overflow:hidden;display:inline-block;vertical-align:middle;margin-right:8px}
.fbbar > i{display:block;height:100%;background:var(--ok)}
.rep h3{font-size:15px;color:var(--pr);margin:16px 0 4px} .rep .topics{display:flex;gap:6px;flex-wrap:wrap;margin:6px 0}
.rep .topic{background:var(--pr-light);color:var(--pr-dark);border-radius:14px;padding:2px 9px;font-size:11px;font-weight:600}
.rep .headline{font-size:14px;font-weight:600;background:#faf7fd;border-left:3px solid var(--pr);border-radius:8px;padding:11px 13px;margin-bottom:6px}
.rep ul{margin:4px 0 0;padding-left:18px} .rep li{margin:3px 0}
.ws{background:#f1f2f5;color:#aeb3bf;border:1px dashed #d7d9e0}
.pill{display:inline-block;border-radius:20px;padding:3px 10px;font-size:11px;font-weight:700}
.pill.ok{background:var(--ok-bg);color:var(--ok)} .pill.warn{background:var(--warn-bg);color:var(--warn)}
.pill.bad{background:var(--bad-bg);color:var(--bad)} .pill.info{background:var(--pr-light);color:var(--pr)}
.pill.grey{background:#f1f2f5;color:#7a8089}

/* ---------- bars / mini charts ---------- */
.bar{height:8px;border-radius:6px;background:#eceef4;overflow:hidden;min-width:60px}
.bar > i{display:block;height:100%;border-radius:6px;background:var(--pr)}
.attbar{display:flex;align-items:flex-end;gap:7px;height:96px;padding-top:8px}
.attbar .b{flex:1;background:var(--pr-light);border-radius:6px 6px 0 0;position:relative;display:flex;align-items:flex-end;justify-content:center;min-height:4px}
.attbar .b > i{display:block;width:100%;border-radius:6px 6px 0 0;background:linear-gradient(var(--pr-mid),var(--pr))}
.attbar .b span{position:absolute;top:-18px;font-size:11px;font-weight:700;color:var(--pr)}
.attbar .b em{position:absolute;bottom:-20px;font-size:10px;color:var(--muted);font-style:normal}
.spendbars{display:flex;flex-direction:column;gap:10px}
.spendrow{display:grid;grid-template-columns:140px 1fr 70px;align-items:center;gap:10px;font-size:13px}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;gap:7px;border:1px solid var(--pr);background:var(--pr);color:#fff;border-radius:10px;padding:9px 14px;font-weight:600;font-size:13px}
.btn:hover{background:var(--pr-dark)}
.btn.ghost{background:#fff;color:var(--pr)} .btn.ghost:hover{background:var(--pr-light)}
.btn.sm{padding:6px 11px;font-size:12px;border-radius:8px}
.btn.grey{background:#fff;border-color:var(--line);color:#444} .btn.grey:hover{background:#f4f4f8}

/* ---------- feedback / quotes ---------- */
.fb{border-left:3px solid var(--pr);background:#faf9fd;border-radius:8px;padding:10px 13px;margin-bottom:10px}
.fb .stars{color:#e9a23b;font-size:13px;letter-spacing:1px}
.fb .q{font-size:13px;margin:4px 0}
.fb .meta{font-size:11px;color:var(--muted)}

/* timetable */
.tt{display:grid;grid-template-columns:64px repeat(4,1fr);gap:6px}
.tt .hh{font-size:11px;color:var(--muted);font-weight:700;text-align:right;padding-right:6px;padding-top:8px}
.tt .slot{background:#f6f6fb;border:1px solid var(--line);border-radius:9px;min-height:46px;padding:7px 9px;font-size:12px}
.tt .slot.live{background:var(--pr-light);border-color:var(--pr-mid)}
.tt .slot .s{font-weight:700} .tt .slot .t{color:var(--muted);font-size:11px}
.tt .colh{font-weight:700;font-size:12px;text-align:center;padding-bottom:4px;color:var(--pr)}

/* ---------- modal ---------- */
.modal-bg{position:fixed;inset:0;background:rgba(25,22,45,.45);display:none;align-items:flex-start;justify-content:center;padding:50px 16px;z-index:60;overflow:auto}
.modal-bg.show{display:flex}
.modal{background:#fff;border-radius:16px;width:560px;max-width:100%;box-shadow:0 20px 60px rgba(20,20,50,.3);animation:pop .15s ease}
@keyframes pop{from{transform:translateY(8px);opacity:.6}to{transform:none;opacity:1}}
.modal .mh{display:flex;align-items:center;justify-content:space-between;padding:18px 20px;border-bottom:1px solid var(--line)}
.modal .mh h3{font-size:16px}
.modal .mb{padding:20px}
.modal .x{border:none;background:#f1f2f5;width:30px;height:30px;border-radius:8px;font-size:16px;color:#666}
.field{margin-bottom:14px}
.field label{display:block;font-size:12px;font-weight:700;color:#444;margin-bottom:5px}
.field input,.field select,.field textarea{width:100%;border:1px solid var(--line);border-radius:9px;padding:10px 12px;font-family:inherit;font-size:13px;background:#fafafe}
.field textarea{min-height:72px;resize:vertical}
.cred{background:#0f1733;color:#cfe;border-radius:10px;padding:14px 16px;font-family:ui-monospace,Menlo,monospace;font-size:13px;line-height:1.8}
.cred b{color:#fff}
.note{background:var(--pr-light);border-radius:9px;padding:10px 12px;font-size:12px;color:var(--pr-dark)}
.toast{position:fixed;bottom:22px;left:50%;transform:translateX(-50%);background:var(--ink);color:#fff;padding:12px 18px;border-radius:10px;font-size:13px;font-weight:600;box-shadow:0 8px 30px rgba(0,0,0,.3);z-index:80;opacity:0;transition:opacity .2s,transform .2s}
.toast.show{opacity:1;transform:translateX(-50%) translateY(-4px)}

/* matrix */
.matrix td.cell{text-align:center}
.dotcat{width:11px;height:11px;border-radius:50%;display:inline-block}
.legend{display:flex;gap:14px;flex-wrap:wrap;font-size:12px;color:var(--muted);margin-top:10px}
.legend span{display:inline-flex;align-items:center;gap:6px}

/* login */
.login-wrap{min-height:100vh;display:grid;place-items:center;background:linear-gradient(135deg,#4b2e83,#2a1850);padding:24px}
.login-card{background:#fff;border-radius:20px;box-shadow:0 30px 80px rgba(0,0,0,.35);width:880px;max-width:100%;display:grid;grid-template-columns:1.1fr 1fr;overflow:hidden}
@media(max-width:760px){.login-card{grid-template-columns:1fr}}
.login-card .left{background:var(--pr);color:#fff;padding:40px}
.login-card .left h1{font-size:25px;margin-bottom:10px}
.login-card .left p{opacity:.85;font-size:14px}
.login-card .left ul{list-style:none;padding:0;margin:22px 0 0}
.login-card .left li{padding:7px 0;font-size:13px;opacity:.9;display:flex;gap:9px}
.login-card .right{padding:40px}
.role-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:18px}
.role-card{border:1px solid var(--line);border-radius:14px;padding:16px;text-align:left;background:#fff;transition:.12s}
.role-card:hover{border-color:var(--pr);box-shadow:var(--shadow);transform:translateY(-2px)}
.role-card .ic{font-size:22px} .role-card .t{font-weight:700;margin-top:8px} .role-card .d{font-size:12px;color:var(--muted);margin-top:2px}
.prototype-tag{position:fixed;top:64px;right:14px;background:#fde68a;color:#7a5b00;font-size:11px;font-weight:700;padding:4px 10px;border-radius:8px;z-index:40;box-shadow:var(--shadow)}
.section-tip{font-size:12px;color:var(--muted);margin:-6px 0 14px}
/* enrol-by-category blocks at the top of the dashboard */
.eblocks{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-bottom:12px}
@media(max-width:980px){.eblocks{grid-template-columns:1fr 1fr}}
.eblock{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:15px 16px;display:flex;flex-direction:column;gap:8px}
.eblock .eb-top{display:flex;align-items:center;gap:8px;font-size:15px}
.eblock .eb-top b{font-weight:800}
.eblock .eb-what{font-size:12px;color:var(--muted);line-height:1.45;flex:1}
.eblock .eb-price{font-weight:800;font-size:15px;color:var(--pr)}
.eblock .eb-price span{display:block;font-weight:500;font-size:11px;color:var(--muted);margin-top:1px}
.eblock .btn{justify-content:center}
.eb-addon{display:flex;align-items:center;gap:9px;flex-wrap:wrap;background:var(--catE-bg);border:1px solid #f3d3e6;border-radius:12px;padding:10px 14px;font-size:13px;margin-bottom:18px}
.eb-addon b{color:var(--catE)} .eb-addon-price{font-weight:700;color:var(--catE);margin-left:auto}
.eb-addon .btn{margin-left:8px}

/* referral card */
.refcard{background:linear-gradient(120deg,#4b2e83,#6b46c1);border:none;color:#fff}
.refcard .refbd{display:flex;align-items:center;justify-content:space-between;gap:22px;flex-wrap:wrap;padding:20px 22px}
.refcard h2{color:#fff} .refcard p{opacity:.92;font-size:13px}
.refcard .reftag{display:inline-block;background:rgba(255,255,255,.16);border-radius:20px;padding:4px 12px;font-size:12px;font-weight:700}
.refcard .refrow{display:flex;gap:10px;flex-wrap:wrap}
.refcard .refrow .btn{background:#fff;color:var(--pr);border-color:#fff}
.refcard .refrow .btn:hover{background:#f1ecfb}
.refcard .refrow .btn.ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.5)}
.refcard .refrow .btn.ghost:hover{background:rgba(255,255,255,.12)}
.refcard .refurl{margin-top:11px;font-family:ui-monospace,Menlo,monospace;font-size:12px;opacity:.85;word-break:break-all}
.refcard .refright{text-align:center;min-width:150px}
.refcard .refbig{font-size:46px;font-weight:800;line-height:1;letter-spacing:-.02em}
.refcard .refsub{font-size:13px;opacity:.92;margin-top:4px}
.refcard .refright .muted{color:rgba(255,255,255,.75)}

/* monthly lesson calendar */
.cal-grid{display:grid;grid-template-columns:repeat(7,1fr);gap:6px}
.cal-dow{font-size:11px;text-transform:uppercase;letter-spacing:.04em;color:#9aa0ac;font-weight:700;text-align:center;padding:2px 0 6px}
.cal-cell{min-height:104px;border:1px solid var(--line);border-radius:10px;padding:6px 7px;background:#fff;overflow:hidden}
.cal-cell.cal-out{background:transparent;border:none}
.cal-cell.cal-weekend{background:#fafafe}
.cal-cell.cal-today{border-color:var(--pr);box-shadow:0 0 0 2px var(--pr-light)}
.cal-date{font-size:12px;font-weight:800;color:#444;display:flex;align-items:center;justify-content:space-between;margin-bottom:5px}
.cal-count{font-size:9.5px;font-weight:700;color:var(--pr);background:var(--pr-light);border-radius:10px;padding:1px 6px}
.cal-lesson{font-size:10.5px;line-height:1.4;margin-bottom:3px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.cal-t{font-weight:700;color:#555}
.cal-subj{display:inline-block;border-radius:5px;padding:0 5px;font-size:10px;font-weight:700}
.cal-grp{color:var(--muted);font-size:10px}
.cal-none{font-size:12px;color:#d2d5de;text-align:center;margin-top:18px}
.cal-closed{font-size:11px;color:var(--warn);font-weight:700;text-align:center;margin-top:18px;background:var(--warn-bg);border-radius:6px;padding:4px}
.cal-swatch{width:11px;height:11px;border-radius:3px;display:inline-block;vertical-align:middle}
.cal-today-sw{border:2px solid var(--pr);background:var(--pr-light)}
.cal-closed-sw{background:var(--warn-bg);border:1px solid var(--warn)}
@media(max-width:760px){.cal-cell{min-height:auto}.cal-grp{display:none}}

/* student-record (lesson-by-lesson) page */
.rec-head{display:flex;align-items:center;gap:14px;flex-wrap:wrap;background:var(--pr);color:#fff;border-radius:var(--radius);padding:16px 20px;margin-bottom:18px}
.rec-head .av{width:42px;height:42px;border-radius:50%;background:var(--pr-mid);display:grid;place-items:center;font-weight:800;font-size:16px}
.rec-head h1{font-size:22px}
.rec-head .meta{opacity:.85;font-size:13px;margin-top:2px}
.rec-head .back{margin-left:auto;color:#fff;border:1px solid rgba(255,255,255,.4);border-radius:8px;padding:7px 12px;font-size:13px}
.rec-head .back:hover{background:rgba(255,255,255,.14)}
.lcard{border:1px solid var(--line);border-radius:12px;padding:0;margin-bottom:14px;box-shadow:var(--shadow);background:#fff}
.lcard .lc-top{display:flex;align-items:center;gap:10px;padding:12px 16px;border-bottom:1px solid var(--line)}
.lcard .lc-top .who{font-weight:700}
.lcard .lc-top .subj{margin-left:auto}
.lcard .lc-sec{padding:11px 16px;border-bottom:1px solid var(--line)}
.lcard .lc-sec:last-child{border-bottom:none}
.lcard .lc-lab{display:flex;align-items:center;justify-content:space-between;gap:10px;font-size:11px;text-transform:uppercase;letter-spacing:.04em;color:#9aa0ac;font-weight:700;margin-bottom:4px}
.lcard .lc-lab .tutor{color:var(--pr);text-transform:none;letter-spacing:0;font-size:12px}
.lcard .lc-val{font-size:13px}
.lcard .lc-date{padding:9px 16px;font-size:12px;color:var(--muted)}
.subj-chip{display:inline-block;background:var(--pr);color:#fff;border-radius:20px;padding:4px 14px;font-size:12px;font-weight:700}
.recbar{display:flex;gap:10px;align-items:flex-end;flex-wrap:wrap;margin-bottom:8px}