/* ============================================================
   Greenfield School ERP — complete stylesheet
   ============================================================ */
:root{
  --navy:#0b1d43;   --navy2:#12305f;  --navy3:#2a5298;
  --gold:#f5a623;   --gold2:#dd8f0a;
  --ink:#0f172a;    --body:#475569;   --muted:#94a3b8;
  --line:#e3e9f2;   --bg:#f5f8fd;     --white:#fff;
  --green:#10b981;  --red:#ef4444;    --amber:#f59e0b;
  --blue:#3b82f6;   --purple:#8b5cf6; --teal:#06b6d4; --pink:#ec4899;
  --r:14px;  --r-sm:9px;
  --sh:0 6px 26px rgba(15,37,87,.08);
  --sh-sm:0 1px 2px rgba(15,37,87,.06);
  --sh-lg:0 24px 60px rgba(15,37,87,.16);
  --sb:256px;
}
*,*::before,*::after{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;font-family:'Inter',system-ui,sans-serif;
  color:var(--body);background:var(--bg);
  font-size:14px;line-height:1.6;-webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{font-family:'Poppins',sans-serif;color:var(--ink);margin:0 0 .4em;line-height:1.25}
h1{font-size:1.3rem} h2{font-size:1.15rem} h3{font-size:1rem} h4{font-size:.9rem}
p{margin:0 0 1em}
a{color:inherit;text-decoration:none}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit}
input,select,textarea{font:inherit;color:inherit}
table{width:100%;border-collapse:collapse}
ul{margin:0;padding:0;list-style:none}
.mono{font-family:ui-monospace,monospace}
.hide{display:none!important}

/* ---------- Buttons ---------- */
.btn{display:inline-flex;align-items:center;gap:8px;justify-content:center;
  padding:9px 17px;border-radius:99px;font-weight:600;font-size:.84rem;
  transition:.2s;white-space:nowrap}
.btn-primary{background:var(--navy);color:#fff;box-shadow:0 5px 14px rgba(11,29,67,.22)}
.btn-primary:hover{background:var(--navy2);transform:translateY(-1px)}
.btn-gold{background:var(--gold);color:#3a2506;box-shadow:0 5px 14px rgba(245,166,35,.32)}
.btn-gold:hover{background:var(--gold2);transform:translateY(-1px)}
.btn-ghost{border:1.5px solid var(--line);color:var(--ink);background:#fff}
.btn-ghost:hover{border-color:var(--navy);color:var(--navy)}
.btn-danger{background:var(--red);color:#fff}
.btn-success{background:var(--green);color:#fff}
.btn-sm{padding:6px 12px;font-size:.76rem}
.btn-block{width:100%}
.btn:disabled{opacity:.55;cursor:not-allowed;transform:none!important}

/* ---------- Inputs ---------- */
.field{margin-bottom:13px}
.field label{display:block;font-size:.76rem;font-weight:600;color:var(--ink);margin-bottom:5px}
.input{width:100%;padding:10px 13px;border:1.5px solid var(--line);border-radius:11px;
  background:#fff;transition:.18s;font-size:.87rem;color:var(--ink)}
.input:focus{outline:0;border-color:var(--navy);box-shadow:0 0 0 3px rgba(42,82,152,.12)}
select.input{cursor:pointer}
textarea.input{resize:vertical;min-height:80px}
.form-2{display:grid;grid-template-columns:1fr 1fr;gap:13px}
.form-3{display:grid;grid-template-columns:1fr 1fr 1fr;gap:13px}
.full{grid-column:1/-1}

/* ============================================================
   SHELL
   ============================================================ */
.side{
  position:fixed;inset:0 auto 0 0;width:var(--sb);
  background:var(--navy);color:#a9bcdc;z-index:70;
  display:flex;flex-direction:column;overflow-y:auto;
}
.side .brand{padding:16px 18px;border-bottom:1px solid rgba(255,255,255,.08);
  display:flex;align-items:center;gap:10px}
.side .brand-mark{width:38px;height:38px;border-radius:10px;flex:0 0 auto;
  background:linear-gradient(135deg,var(--navy3),var(--navy2));
  display:grid;place-items:center;color:var(--gold);font-size:1rem}
.side .brand-name{font-family:'Poppins';font-weight:700;color:#fff;font-size:.94rem;line-height:1.15}
.side .brand-sub{font-size:.6rem;letter-spacing:.13em;text-transform:uppercase;color:#5f7295}
.side .role-pill{display:inline-flex;align-items:center;gap:5px;
  background:rgba(245,166,35,.15);color:var(--gold);
  padding:3px 9px;border-radius:99px;font-size:.62rem;
  font-weight:800;letter-spacing:.09em;text-transform:uppercase;margin-top:5px}
.side .nav{padding:12px 8px;flex:1}
.side .grp{font-size:.6rem;letter-spacing:.15em;text-transform:uppercase;
  color:#4d6491;padding:12px 10px 6px;font-weight:800}
.side .link{display:flex;align-items:center;gap:11px;padding:9px 12px;
  border-radius:9px;color:#a9bcdc;font-size:.83rem;font-weight:500;
  transition:.16s;margin-bottom:1px;cursor:pointer}
.side .link i{width:17px;text-align:center;font-size:.88rem;flex:0 0 auto}
.side .link:hover{background:rgba(255,255,255,.07);color:#fff}
.side .link.on{background:var(--gold);color:#3a2506;font-weight:700}
.side .link.on i{color:#3a2506}
.side .link .badge-count{margin-left:auto;background:var(--red);color:#fff;
  padding:1px 7px;border-radius:99px;font-size:.62rem;font-weight:800}
.side .link.on .badge-count{background:#3a2506;color:var(--gold)}
.side .foot{padding:12px;border-top:1px solid rgba(255,255,255,.08)}

.content{margin-left:var(--sb);min-height:100vh;display:flex;flex-direction:column}
.topbar{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);
  backdrop-filter:blur(10px);border-bottom:1px solid var(--line);
  padding:11px 22px;display:flex;align-items:center;justify-content:space-between;gap:16px}
.topbar h1{font-size:1.1rem;margin:0}
.topbar .sub{font-size:.74rem;color:var(--muted)}
.topbar .right{display:flex;align-items:center;gap:12px}
.icon-btn{width:36px;height:36px;border-radius:10px;background:#eef3fc;color:var(--navy);
  display:grid;place-items:center;position:relative;transition:.2s}
.icon-btn:hover{background:var(--navy);color:#fff}
.icon-btn .dot{position:absolute;top:7px;right:8px;width:7px;height:7px;border-radius:50%;
  background:var(--red);border:2px solid #fff}
.avatar{width:36px;height:36px;border-radius:50%;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--navy2),var(--navy3));
  color:#fff;font-weight:700;font-size:.78rem;font-family:'Poppins';flex:0 0 auto}
.avatar.amber{background:linear-gradient(135deg,var(--gold2),var(--gold));color:#3a2506}
.avatar.green{background:linear-gradient(135deg,#047857,var(--green))}
.user-chip{display:flex;align-items:center;gap:9px}
.user-chip b{display:block;font-size:.82rem;color:var(--ink);line-height:1.2}
.user-chip span{font-size:.68rem;color:var(--muted)}
.menu-btn{display:none;width:36px;height:36px;border-radius:10px;background:#eef3fc;
  color:var(--navy);place-items:center}
.page{padding:20px 22px 60px;flex:1;max-width:1600px;width:100%;margin:0 auto}

/* ---------- Cards ---------- */
.card{background:#fff;border:1px solid var(--line);border-radius:var(--r);
  padding:18px;box-shadow:var(--sh-sm)}
.card-hd{display:flex;justify-content:space-between;align-items:center;gap:12px;
  margin-bottom:14px;flex-wrap:wrap}
.card-hd h3{margin:0;font-size:.95rem}
.card-hd .sub{font-size:.74rem;color:var(--muted)}
.grid{display:grid;gap:16px}
.g2{grid-template-columns:repeat(auto-fit,minmax(300px,1fr))}
.g3{grid-template-columns:repeat(auto-fit,minmax(260px,1fr))}
.g4{grid-template-columns:repeat(auto-fit,minmax(200px,1fr))}
.g5{grid-template-columns:repeat(auto-fit,minmax(170px,1fr))}
.split{display:grid;grid-template-columns:1.5fr 1fr;gap:18px;align-items:start}
.split-wide{display:grid;grid-template-columns:2fr 1fr;gap:18px;align-items:start}

/* ---------- KPI ---------- */
.kpis{display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));
  gap:14px;margin-bottom:18px}
.kpi{background:#fff;border:1px solid var(--line);border-radius:var(--r);
  padding:16px;display:flex;gap:12px;align-items:center;
  box-shadow:var(--sh-sm);transition:.2s}
.kpi:hover{transform:translateY(-3px);box-shadow:var(--sh)}
.kpi-ico{width:44px;height:44px;border-radius:11px;display:grid;place-items:center;
  font-size:1rem;flex:0 0 auto}
.kpi b{display:block;font-family:'Poppins';font-size:1.28rem;color:var(--ink);line-height:1.1}
.kpi span{font-size:.7rem;color:var(--muted);text-transform:uppercase;letter-spacing:.07em}
.kpi .trend{font-size:.68rem;font-weight:700;margin-top:2px}
.trend.up{color:var(--green)} .trend.down{color:var(--red)}
.bg-blue{background:#e8f0fe;color:#1d4ed8}
.bg-green{background:#e6f8f1;color:#047857}
.bg-amber{background:#fef4e4;color:#b45309}
.bg-red{background:#fdeaea;color:#b91c1c}
.bg-purple{background:#f3e8ff;color:#6b21a8}
.bg-teal{background:#cffafe;color:#0e7490}
.bg-pink{background:#fce7f3;color:#9d174d}
.bg-grey{background:#eef2f7;color:#475569}

/* ---------- Badges ---------- */
.badge{display:inline-flex;align-items:center;gap:4px;padding:3px 9px;
  border-radius:99px;font-size:.66rem;font-weight:800;
  letter-spacing:.03em;text-transform:uppercase;white-space:nowrap}
.b-green{background:#e6f8f1;color:#047857}
.b-red{background:#fdeaea;color:#b91c1c}
.b-amber{background:#fef4e4;color:#b45309}
.b-blue{background:#e8f0fe;color:#1d4ed8}
.b-purple{background:#f3e8ff;color:#6b21a8}
.b-teal{background:#cffafe;color:#0e7490}
.b-pink{background:#fce7f3;color:#9d174d}
.b-grey{background:#eef2f7;color:#475569}
.b-dark{background:var(--navy);color:#fff}

/* ---------- Tables ---------- */
.tbl-wrap{overflow-x:auto;margin:0 -18px;padding:0 18px}
.tbl{min-width:640px}
.tbl th{text-align:left;padding:10px 11px;font-size:.66rem;text-transform:uppercase;
  letter-spacing:.08em;color:var(--muted);border-bottom:1px solid var(--line);font-weight:800}
.tbl td{padding:12px 11px;border-bottom:1px solid #eef2f8;vertical-align:middle;font-size:.83rem}
.tbl tr:last-child td{border-bottom:0}
.tbl tbody tr:hover{background:#fafcff}
.tbl tr.clickable{cursor:pointer}
.tbl .num{font-variant-numeric:tabular-nums;font-weight:700;color:var(--ink)}

/* ---------- Progress ---------- */
.bar{height:6px;border-radius:99px;background:#e8eef8;overflow:hidden}
.bar>i{display:block;height:100%;border-radius:99px;background:var(--navy);transition:width .5s}
.bar.green>i{background:var(--green)}
.bar.gold>i{background:var(--gold)}
.bar.red>i{background:var(--red)}
.bar.purple>i{background:var(--purple)}
.bar.teal>i{background:var(--teal)}

/* ---------- Tabs (in-page) ---------- */
.tabs{display:flex;gap:5px;flex-wrap:wrap;margin-bottom:16px;border-bottom:1px solid var(--line)}
.tabs button{padding:9px 15px;font-size:.83rem;font-weight:600;color:var(--body);
  background:transparent;border-bottom:2px solid transparent;margin-bottom:-1px;
  transition:.16s;display:inline-flex;align-items:center;gap:6px}
.tabs button:hover{color:var(--navy)}
.tabs button.on{color:var(--navy);border-bottom-color:var(--gold)}
.panel{display:none} .panel.on{display:block;animation:fade .22s}
@keyframes fade{from{opacity:0;transform:translateY(4px)}to{opacity:1;transform:none}}

/* ---------- Filter bar ---------- */
.filters{display:flex;gap:9px;flex-wrap:wrap;align-items:center;margin-bottom:14px}
.filters .input{width:auto;padding:8px 12px;font-size:.83rem}
.filters .search{flex:1;min-width:200px;position:relative}
.filters .search i{position:absolute;left:13px;top:50%;transform:translateY(-50%);
  color:var(--muted);font-size:.85rem}
.filters .search input{padding-left:38px}

/* ---------- Toast ---------- */
.toast{position:fixed;bottom:22px;right:22px;z-index:400;background:var(--navy);color:#fff;
  padding:12px 17px;border-radius:12px;box-shadow:var(--sh-lg);font-size:.85rem;
  display:flex;align-items:center;gap:10px;opacity:0;transform:translateY(20px);
  transition:.3s;pointer-events:none;max-width:360px}
.toast.show{opacity:1;transform:none}
.toast i{color:var(--gold)}
.toast.err{background:#b91c1c}
.toast.err i{color:#fff}

/* ---------- Modal ---------- */
.overlay{position:fixed;inset:0;background:rgba(6,17,42,.62);backdrop-filter:blur(5px);
  z-index:200;display:none;align-items:center;justify-content:center;padding:20px}
.overlay.open{display:flex;animation:fade .2s}
.modal{background:#fff;border-radius:16px;width:min(560px,100%);max-height:92vh;
  overflow-y:auto;box-shadow:var(--sh-lg);animation:pop .25s cubic-bezier(.2,.9,.3,1.2)}
.modal.lg{width:min(720px,100%)}
.modal.xl{width:min(920px,100%)}
@keyframes pop{from{opacity:0;transform:translateY(16px) scale(.97)}to{opacity:1;transform:none}}
.modal-hd{padding:16px 20px;border-bottom:1px solid var(--line);
  display:flex;justify-content:space-between;align-items:center}
.modal-hd h3{margin:0;font-size:1rem}
.modal-hd .x{color:var(--muted);font-size:1rem;width:30px;height:30px;border-radius:50%;transition:.2s}
.modal-hd .x:hover{background:#f1f5f9;color:var(--ink)}
.modal-bd{padding:20px}
.modal-ft{padding:0 20px 20px;display:flex;gap:9px;justify-content:flex-end}

/* ---------- Misc ---------- */
.chip{display:inline-flex;align-items:center;gap:5px;padding:4px 11px;
  border-radius:99px;background:#eef3fc;color:var(--navy);font-size:.72rem;font-weight:700}
.hr{border:0;border-top:1px dashed var(--line);margin:14px 0}
.empty{text-align:center;padding:46px 20px;color:var(--muted)}
.empty i{font-size:2.2rem;color:#cbd5e1;margin-bottom:12px;display:block}
.empty b{display:block;color:var(--ink);font-size:.95rem;margin-bottom:5px}
.pill{display:inline-flex;align-items:center;gap:5px;padding:4px 11px;border-radius:99px;
  background:#f6f9fe;color:var(--body);font-size:.72rem;font-weight:600}
.dot-s{width:8px;height:8px;border-radius:50%;display:inline-block;margin-right:5px}
.dot-s.in{background:var(--green);box-shadow:0 0 0 3px rgba(16,185,129,.2)}
.dot-s.out{background:var(--muted)}
.dot-s.warn{background:var(--amber);box-shadow:0 0 0 3px rgba(245,166,35,.2)}
.dot-s.red{background:var(--red);box-shadow:0 0 0 3px rgba(239,68,68,.2)}

/* ---------- Progress dual-bar ---------- */
.subj-progress{display:grid;grid-template-columns:1.2fr 2fr .75fr .75fr .8fr;
  gap:13px;align-items:center;padding:12px 0;border-bottom:1px solid #eef2f8}
.subj-progress:last-child{border-bottom:0}
.subj-progress .sp-name b{display:block;color:var(--ink);font-size:.86rem;font-weight:600}
.subj-progress .sp-val{font-family:'Poppins';color:var(--ink);font-weight:700;font-size:.88rem}
.subj-progress .sp-val small{font-size:.64rem;color:var(--muted);font-weight:400;display:block}
.dual-bar{position:relative;height:9px;border-radius:99px;background:#eef2f8}
.dual-bar .fill{position:absolute;left:0;top:0;bottom:0;border-radius:99px;
  background:linear-gradient(90deg,#10b981,#34d399);transition:width .6s}
.dual-bar .fill.gold{background:linear-gradient(90deg,#f59e0b,#fbbf24)}
.dual-bar .fill.navy{background:linear-gradient(90deg,#0f2557,#2a5298)}
.dual-bar .marker{position:absolute;top:-3px;width:2px;height:15px;background:var(--red);border-radius:2px}
.dual-bar .marker::after{content:'';position:absolute;top:-3px;left:-3px;width:8px;height:8px;
  border-radius:50%;background:var(--red)}
.dual-bar .marker::before{content:attr(data-label);position:absolute;top:-19px;left:50%;
  transform:translateX(-50%);font-size:.56rem;font-weight:800;color:var(--red);
  white-space:nowrap;letter-spacing:.04em}

/* ---------- Timeline ---------- */
.timeline{position:relative;padding-left:24px}
.timeline::before{content:'';position:absolute;left:8px;top:6px;bottom:6px;width:2px;
  background:linear-gradient(var(--gold),var(--line))}
.tl-item{position:relative;padding-bottom:18px}
.tl-item:last-child{padding-bottom:0}
.tl-item::before{content:'';position:absolute;left:-21px;top:3px;width:13px;height:13px;
  border-radius:50%;background:var(--gold);border:3px solid #fff;
  box-shadow:0 0 0 2px var(--line)}
.tl-date{font-size:.66rem;color:var(--gold2);font-weight:800;
  text-transform:uppercase;letter-spacing:.06em;margin-bottom:3px}
.tl-item h4{margin:0 0 2px;font-size:.87rem;color:var(--ink)}
.tl-item p{margin:0;font-size:.78rem;color:var(--body);line-height:1.5}

/* ---------- Progress ring ---------- */
.ring{width:110px;height:110px;border-radius:50%;position:relative;
  display:grid;place-items:center;margin:0 auto 12px}
.ring::before{content:'';position:absolute;inset:10px;border-radius:50%;background:#fff}
.ring .ring-inner{position:relative;z-index:2;text-align:center}
.ring .ring-inner b{display:block;font-family:'Poppins';font-size:1.4rem;color:var(--ink);line-height:1}
.ring .ring-inner small{display:block;font-size:.6rem;color:var(--muted);
  text-transform:uppercase;letter-spacing:.09em;margin-top:3px}

/* ---------- Alert banners ---------- */
.alert{padding:13px 16px;border-radius:11px;display:flex;gap:11px;align-items:flex-start;
  font-size:.85rem;margin-bottom:14px}
.alert.warn{background:#fef4e4;border-left:4px solid var(--amber);color:#92400e}
.alert.danger{background:#fdeaea;border-left:4px solid var(--red);color:#991b1b}
.alert.info{background:#e8f0fe;border-left:4px solid var(--navy);color:#1e3a8a}
.alert.success{background:#e6f8f1;border-left:4px solid var(--green);color:#065f46}
.alert i{margin-top:2px;flex:0 0 auto}

/* ---------- Login ---------- */
.login-shell{min-height:100vh;display:grid;grid-template-columns:1.05fr .95fr}
.login-aside{position:relative;color:#fff;overflow:hidden;
  display:flex;flex-direction:column;justify-content:space-between;padding:46px 44px;
  background:radial-gradient(900px 500px at 15% 15%,rgba(42,82,152,.85),transparent 62%),
    linear-gradient(140deg,#0a1c44,#123065 55%,#0b1d43)}
.login-aside::before{content:'';position:absolute;inset:0;z-index:0;
  background-image:url('https://images.unsplash.com/photo-1523050854058-8df90110c9f1?auto=format&fit=crop&w=1400&q=80');
  background-size:cover;background-position:center;opacity:.14}
.login-aside::after{content:'';position:absolute;inset:0;opacity:.18;
  background-image:radial-gradient(rgba(255,255,255,.35) 1px,transparent 1px);
  background-size:26px 26px}
.login-aside>*{position:relative;z-index:2}
.login-aside h2{color:#fff;font-size:1.9rem;margin-bottom:12px;line-height:1.25}
.login-aside p{color:#c0d0ea;max-width:440px;font-size:.92rem}
.feat-list li{display:flex;gap:12px;align-items:flex-start;
  font-size:.86rem;color:#d2dff5;margin-bottom:14px}
.feat-list i{width:34px;height:34px;border-radius:10px;flex:0 0 auto;
  background:rgba(245,166,35,.2);color:var(--gold);display:grid;place-items:center;font-size:.82rem}
.feat-list b{color:#fff;display:block;margin-bottom:1px;font-size:.87rem}
.login-main{display:grid;place-items:center;padding:32px 22px;background:var(--bg)}
.login-box{width:min(440px,100%)}
.login-box h2{margin-bottom:4px}
.login-box>p{color:var(--muted);margin-bottom:22px;font-size:.86rem}
.role-tiles{display:grid;grid-template-columns:repeat(2,1fr);gap:9px;margin-bottom:20px}
.role-tile{padding:13px 11px;border:1.5px solid var(--line);border-radius:12px;
  background:#fff;text-align:center;cursor:pointer;transition:.2s}
.role-tile:hover{border-color:#c3d4ee;background:#fafcff;transform:translateY(-2px)}
.role-tile.on{border-color:var(--navy);background:#f3f7fd;box-shadow:0 0 0 3px rgba(42,82,152,.09)}
.role-tile i{width:36px;height:36px;border-radius:10px;display:grid;place-items:center;
  background:#eef3fc;color:var(--navy);font-size:.94rem;margin:0 auto 7px}
.role-tile.on i{background:var(--navy);color:#fff}
.role-tile b{display:block;font-size:.78rem;color:var(--ink);font-weight:700}
.role-tile span{font-size:.66rem;color:var(--muted)}
.auth-alert{padding:10px 14px;border-radius:10px;font-size:.82rem;
  margin-bottom:14px;display:none;align-items:center;gap:8px}
.auth-alert.err{background:#fdeaea;color:#b91c1c;display:flex}
.auth-alert.ok{background:#e6f8f1;color:#047857;display:flex}
.pw-toggle{position:absolute;right:11px;top:50%;transform:translateY(-50%);
  color:var(--muted);padding:6px;cursor:pointer}
.field-ico{position:relative}
.field-ico>i.lead{position:absolute;left:13px;top:50%;transform:translateY(-50%);
  color:var(--muted);font-size:.83rem;pointer-events:none}
.field-ico .input{padding-left:38px}

/* ---------- Responsive ---------- */
@media(max-width:1024px){
  .login-shell{grid-template-columns:1fr}
  .login-aside{display:none}
  .side{transform:translateX(-100%);transition:transform .28s}
  .side.open{transform:none}
  .content{margin-left:0}
  .page{padding:16px 14px 50px}
  .topbar{padding:10px 14px}
  .menu-btn{display:grid}
  .split,.split-wide{grid-template-columns:1fr}
  .form-2,.form-3{grid-template-columns:1fr}
}
@media(max-width:640px){
  .kpis{grid-template-columns:1fr}
  .toast{left:14px;right:14px;bottom:14px;max-width:none}
  .user-chip>div:last-child{display:none}
  .subj-progress{grid-template-columns:1.4fr 1.2fr .7fr;gap:8px}
  .subj-progress .sp-name{grid-column:1/-1}
  .dual-bar .marker::before{display:none}
  .subj-progress .sp-val:nth-last-child(-n+2){display:none}
}

/* Print */
@media print{
  .side,.topbar,.menu-btn{display:none!important}
  .content{margin-left:0}
  .page{padding:0}
  .card{box-shadow:none;border-color:#ccc}
}