/* Keperecord — Bangladeshi institutional admin theme */
:root{
  --tc-green:#006A4E;
  --tc-green-dark:#004A36;
  --tc-green-deep:#003726;
  --tc-green-soft:#E7F4EE;
  --tc-gold:#F2C230;
  --tc-red:#C8102E;
  --tc-ink:#132A22;
  --tc-ink-2:#1D4034;
  --tc-accent:#0E7C86;
  --tc-accent-soft:#E3F3F4;
  --tc-bg:#F3F6F5;
  --tc-surface:#FFFFFF;
  --tc-border:#DFE7E4;
  --tc-text:#182620;
  --tc-muted:#66756F;
  --tc-radius:14px;
  --tc-shadow:0 1px 2px rgba(19,42,34,.06),0 8px 24px rgba(19,42,34,.06);
  --tc-sidebar:264px;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--tc-bg);
  color:var(--tc-text);
  font-family:"Segoe UI","Noto Sans Bengali","Hind Siliguri",Arial,sans-serif;
  font-size:14px;
  line-height:1.55;
  -webkit-font-smoothing:antialiased;
}
a{color:var(--tc-green)}
a:hover{color:var(--tc-green-dark)}
.tabular{font-variant-numeric:tabular-nums;font-feature-settings:"tnum"}
:focus-visible{outline:3px solid rgba(14,124,134,.35);outline-offset:2px}

/* ---------- Shell ---------- */
.tc-shell{min-height:100vh}
.tc-sidebar{
  position:fixed;
  inset:0 auto 0 0;
  width:var(--tc-sidebar);
  background:linear-gradient(180deg,var(--tc-green) 0%,var(--tc-green-deep) 100%);
  color:#D9EEE5;
  display:flex;
  flex-direction:column;
  z-index:1045;
  transition:transform .22s ease;
  box-shadow:8px 0 30px rgba(0,55,38,.18);
}
.tc-sidebar.offcanvas-start{width:min(86vw,var(--tc-sidebar))}
.tc-brand{
  display:flex;
  align-items:center;
  gap:.75rem;
  padding:1.1rem 1.15rem 1rem;
  border-bottom:1px solid rgba(255,255,255,.12);
}
.tc-brand-mark{
  width:42px;height:42px;border-radius:12px;
  background:linear-gradient(135deg,var(--tc-gold),#D9A514);
  color:var(--tc-green-deep);
  display:grid;place-items:center;
  font-weight:900;font-size:18px;
  box-shadow:inset 0 0 0 1px rgba(255,255,255,.25);
  flex:0 0 auto;
}
.tc-brand-name{font-weight:800;font-size:1rem;color:#fff;line-height:1.2;letter-spacing:.2px}
.tc-brand-sub{font-size:.72rem;color:#BFE0D2;line-height:1.3}
.tc-nav{padding:.8rem .75rem 1.4rem;overflow-y:auto;flex:1}
.tc-nav-group{margin:.9rem 0 .35rem;font-size:.68rem;font-weight:800;letter-spacing:.12em;text-transform:uppercase;color:#9CC7B7}
.tc-nav-link{
  display:flex;align-items:center;gap:.7rem;
  padding:.62rem .75rem;margin:.12rem 0;
  border-radius:10px;color:#D9EEE5;text-decoration:none;
  font-weight:600;font-size:.9rem;
  border-left:3px solid transparent;
  transition:background .15s,color .15s,border-color .15s;
}
.tc-nav-link svg{width:18px;height:18px;flex:0 0 auto;opacity:.9}
.tc-nav-link:hover{background:rgba(255,255,255,.09);color:#fff}
.tc-nav-link.active{background:rgba(255,255,255,.14);color:#fff;border-left-color:var(--tc-gold)}
.tc-sidebar-foot{padding:.9rem 1.15rem;border-top:1px solid rgba(255,255,255,.12);font-size:.72rem;color:#9CC7B7}

.tc-main{margin-left:var(--tc-sidebar);min-width:0;display:flex;flex-direction:column;min-height:100vh}
.tc-topbar{
  position:sticky;top:0;z-index:1030;
  min-height:64px;
  display:flex;align-items:center;gap:.9rem;
  padding:.7rem 1.25rem;
  background:rgba(255,255,255,.92);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--tc-border);
}
.tc-icon-btn{
  width:40px;height:40px;border-radius:11px;border:1px solid var(--tc-border);
  background:#fff;color:var(--tc-ink);display:inline-grid;place-items:center;cursor:pointer;
}
.tc-icon-btn:hover{background:var(--tc-green-soft);border-color:#C9DED4;color:var(--tc-green-dark)}
.tc-crumbs{min-width:0;flex:1}
.tc-crumbs .title{font-weight:800;color:var(--tc-ink);font-size:1rem;line-height:1.2;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.tc-crumbs .sub{font-size:.76rem;color:var(--tc-muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.tc-top-actions{display:flex;align-items:center;gap:.65rem}
.tc-lang{display:inline-flex;border:1px solid var(--tc-border);border-radius:999px;overflow:hidden;background:#fff}
.tc-lang a{padding:.42rem .8rem;text-decoration:none;color:var(--tc-muted);font-weight:700;font-size:.78rem;border-right:1px solid var(--tc-border)}
.tc-lang a:last-child{border-right:0}
.tc-lang a.active{background:var(--tc-green);color:#fff}
.tc-user-btn{
  display:flex;align-items:center;gap:.6rem;border:1px solid var(--tc-border);background:#fff;
  border-radius:999px;padding:.3rem .75rem .3rem .35rem;cursor:pointer;box-shadow:var(--tc-shadow);
}
.tc-avatar{
  width:34px;height:34px;border-radius:50%;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--tc-green),var(--tc-green-dark));color:#fff;font-weight:800;font-size:.82rem;
}
.tc-user-meta{line-height:1.1;text-align:left}
.tc-user-meta b{display:block;font-size:.82rem;color:var(--tc-ink)}
.tc-user-meta span{font-size:.7rem;color:var(--tc-muted)}

.tc-content{padding:1.35rem 1.4rem 2.5rem;flex:1}
.tc-footer{padding:.9rem 1.4rem;border-top:1px solid var(--tc-border);color:var(--tc-muted);font-size:.76rem;display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap}
.tc-backdrop{position:fixed;inset:0;background:rgba(0,40,28,.45);z-index:1044;display:none}
.tc-backdrop.show{display:block}

/* ---------- Page header & actions ---------- */
.tc-page-head{display:flex;align-items:flex-start;justify-content:space-between;gap:1rem;margin-bottom:1.15rem;flex-wrap:wrap}
.tc-page-head h1{font-size:1.35rem;font-weight:850;color:var(--tc-ink);margin:0}
.tc-page-head p{margin:.15rem 0 0;color:var(--tc-muted)}
.tc-actions{display:flex;gap:.55rem;flex-wrap:wrap;align-items:center}

/* ---------- Cards / panels ---------- */
.card,.tc-panel{
  background:var(--tc-surface);
  border:1px solid var(--tc-border);
  border-radius:var(--tc-radius);
  box-shadow:var(--tc-shadow);
}
.card{margin-bottom:1rem}
.card-header{
  background:transparent;border-bottom:1px solid var(--tc-border);
  font-weight:800;color:var(--tc-ink);padding:.9rem 1.1rem;
  display:flex;align-items:center;justify-content:space-between;gap:.75rem;flex-wrap:wrap;
}
.card-body{padding:1.1rem}
.tc-panel-head{padding:1rem 1.15rem;border-bottom:1px solid var(--tc-border);font-weight:800;color:var(--tc-ink);display:flex;justify-content:space-between;align-items:center;gap:.75rem;flex-wrap:wrap}
.tc-panel-body{padding:1.1rem}

/* ---------- Stats ---------- */
.tc-stat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:1rem;margin-bottom:1.25rem}
.tc-stat{
  background:var(--tc-surface);border:1px solid var(--tc-border);border-radius:var(--tc-radius);
  box-shadow:var(--tc-shadow);padding:1rem 1.05rem;position:relative;overflow:hidden;min-height:112px;
}
.tc-stat::before{content:"";position:absolute;inset:0 auto 0 0;width:5px;background:var(--tc-green)}
.tc-stat.tone-gold::before{background:var(--tc-gold)}
.tc-stat.tone-red::before{background:var(--tc-red)}
.tc-stat.tone-teal::before{background:var(--tc-accent)}
.tc-stat.tone-ink::before{background:var(--tc-ink)}
.tc-stat .k{font-size:.72rem;font-weight:800;letter-spacing:.08em;text-transform:uppercase;color:var(--tc-muted)}
.tc-stat .v{font-size:1.55rem;font-weight:900;color:var(--tc-ink);line-height:1.15;margin-top:.15rem}
.tc-stat .s{font-size:.76rem;color:var(--tc-muted);margin-top:.15rem}
.tc-stat .ico{position:absolute;right:.85rem;top:.85rem;width:38px;height:38px;border-radius:11px;display:grid;place-items:center;background:var(--tc-green-soft);color:var(--tc-green)}
.tc-stat .ico svg{width:19px;height:19px}
.tc-stat.tone-gold .ico{background:#FFF6DC;color:#9A7414}
.tc-stat.tone-red .ico{background:#FDECEF;color:#A50F25}
.tc-stat.tone-teal .ico{background:var(--tc-accent-soft);color:var(--tc-accent)}

/* ---------- Tables ---------- */
.tc-table-wrap{overflow:auto;border-radius:0 0 var(--tc-radius) var(--tc-radius)}
.table{margin:0;font-size:.88rem}
.table thead th{
  background:#F7FAF8;color:var(--tc-muted);font-size:.72rem;font-weight:850;
  letter-spacing:.06em;text-transform:uppercase;border-bottom:1px solid var(--tc-border);
  white-space:nowrap;padding:.75rem .9rem;
}
.table td{padding:.78rem .9rem;border-color:var(--tc-border);vertical-align:middle}
.table tbody tr:hover{background:#F8FBFA}
.table .actions{white-space:nowrap;text-align:right}
.table .num{font-variant-numeric:tabular-nums}
.tc-empty{padding:3rem 1rem;text-align:center;color:var(--tc-muted)}
.tc-empty .big{font-size:2.4rem;opacity:.35}
.tc-avatar-sm{width:34px;height:34px;border-radius:10px;display:inline-grid;place-items:center;background:var(--tc-green-soft);color:var(--tc-green);font-weight:850;font-size:.75rem;margin-right:.6rem;vertical-align:middle}

/* ---------- Badges / chips ---------- */
.tc-badge{display:inline-flex;align-items:center;gap:.3rem;padding:.24rem .6rem;border-radius:999px;font-size:.72rem;font-weight:800;line-height:1.2;white-space:nowrap}
.tc-badge::before{content:"";width:7px;height:7px;border-radius:50%;background:currentColor;opacity:.9}
.tc-badge.green{background:var(--tc-green-soft);color:#005C45}
.tc-badge.gold{background:#FFF6DC;color:#8A6410}
.tc-badge.red{background:#FDECEF;color:#9E0F24}
.tc-badge.teal{background:var(--tc-accent-soft);color:#0B5F66}
.tc-badge.gray{background:#EEF2F0;color:#55645E}

/* ---------- Buttons / forms ---------- */
.btn{font-weight:700;border-radius:10px;padding:.5rem .9rem;transition:transform .08s ease,box-shadow .15s ease,background .15s ease}
.btn:active{transform:translateY(1px)}
.btn-primary{background:var(--tc-green);border-color:var(--tc-green);box-shadow:0 6px 16px rgba(0,106,78,.18)}
.btn-primary:hover,.btn-primary:focus{background:var(--tc-green-dark);border-color:var(--tc-green-dark)}
.btn-outline-primary{color:var(--tc-green);border-color:#BFD8CE}
.btn-outline-primary:hover{background:var(--tc-green-soft);border-color:var(--tc-green)}
.btn-outline-danger{color:var(--tc-red);border-color:#F1C3CB}
.btn-outline-danger:hover{background:#FDECEF;border-color:#E7A7B2}
.btn-outline-secondary{color:var(--tc-muted);border-color:var(--tc-border)}
.btn-sm{padding:.34rem .65rem;font-size:.8rem;border-radius:9px}
.btn-icon{width:34px;height:34px;padding:0;display:inline-grid;place-items:center;border-radius:9px}
.btn-icon svg{width:16px;height:16px}
.form-control,.form-select{border-radius:10px;border-color:var(--tc-border);min-height:42px;background:#fff}
.form-control:focus,.form-select:focus{border-color:var(--tc-green);box-shadow:0 0 0 .2rem rgba(0,106,78,.12)}
.form-label{font-weight:750;color:var(--tc-ink);font-size:.83rem;margin-bottom:.35rem}
.form-text{color:var(--tc-muted)}
.input-group-text{background:#F7FAF8;border-color:var(--tc-border);border-radius:10px}
.form-check-input:checked{background-color:var(--tc-green);border-color:var(--tc-green)}

/* ---------- Filter / list toolbar ---------- */
.tc-filter{
  background:#fff;border:1px solid var(--tc-border);border-radius:var(--tc-radius);
  box-shadow:var(--tc-shadow);padding:.9rem 1rem;margin-bottom:1rem;
  display:flex;gap:.75rem;flex-wrap:wrap;align-items:end;
}
.tc-filter .field{min-width:160px;flex:1 1 160px}
.tc-filter .field label{font-size:.72rem;font-weight:800;text-transform:uppercase;letter-spacing:.06em;color:var(--tc-muted);margin-bottom:.25rem;display:block}

/* ---------- Alerts ---------- */
.alert{border-radius:12px;border:1px solid transparent}
.alert-success{background:#E9F7EF;border-color:#BFE7CE;color:#075C39}
.alert-danger,.alert-error{background:#FDECEF;border-color:#F3C4CC;color:#8E0F22}
.alert-warning{background:#FFF7DF;border-color:#F3DF9B;color:#6E5208}
.alert-info{background:var(--tc-accent-soft);border-color:#C9E7EA;color:#0B5F66}
.alert .btn-close{filter:none}

/* ---------- Login ---------- */
.tc-login-wrap{min-height:100vh;display:grid;grid-template-columns:minmax(360px,520px) 1fr;background:var(--tc-bg)}
.tc-login-panel{
  background:linear-gradient(160deg,var(--tc-green) 0%,var(--tc-green-deep) 100%);
  color:#EAF8F1;padding:2.5rem;display:flex;flex-direction:column;justify-content:space-between;
}
.tc-login-brand{display:flex;align-items:center;gap:.9rem;margin-bottom:3rem}
.tc-login-brand .tc-brand-mark{width:54px;height:54px;font-size:1.35rem;border-radius:15px}
.tc-login-brand b{font-size:1.25rem;color:#fff;display:block}
.tc-login-brand span{color:#BFE0D2;font-size:.8rem}
.tc-login-copy h2{color:#fff;font-weight:900;font-size:1.9rem;line-height:1.25;margin:0 0 .7rem}
.tc-login-copy p{color:#CFEADF;font-size:.95rem;max-width:44ch;margin:0 0 1.5rem}
.tc-login-points{display:grid;gap:.75rem}
.tc-login-points div{display:flex;gap:.65rem;align-items:flex-start;color:#DDF3E8;font-weight:650;font-size:.9rem}
.tc-login-points svg{width:20px;height:20px;color:var(--tc-gold);flex:0 0 auto;margin-top:.1rem}
.tc-login-foot{font-size:.78rem;color:#9CC7B7;border-top:1px solid rgba(255,255,255,.14);padding-top:1rem;margin-top:2rem}
.tc-login-form{display:flex;align-items:center;justify-content:center;padding:2rem}
.tc-login-card{width:min(430px,100%);background:#fff;border:1px solid var(--tc-border);border-radius:18px;box-shadow:var(--tc-shadow);padding:2rem}
.tc-login-card h1{font-size:1.45rem;font-weight:900;color:var(--tc-ink);margin:0 0 .25rem}
.tc-login-card p{color:var(--tc-muted);margin:0 0 1.5rem}
.tc-login-lang{position:absolute;top:1rem;right:1rem;z-index:2}

/* ---------- Auth cards / misc ---------- */
.tc-auth-card{max-width:560px;margin:3rem auto}
.tc-kv{display:grid;grid-template-columns:180px 1fr;gap:.55rem 1rem}
.tc-kv dt{color:var(--tc-muted);font-weight:700}
.tc-kv dd{margin:0;color:var(--tc-text);font-weight:650}
.tc-progress{height:10px;border-radius:999px;background:#E8EEEB;overflow:hidden}
.tc-progress>span{display:block;height:100%;background:linear-gradient(90deg,var(--tc-green),#2E9E77);border-radius:inherit}
.tc-progress.gold>span{background:linear-gradient(90deg,var(--tc-gold),#D9A514)}
.tc-progress.red>span{background:linear-gradient(90deg,var(--tc-red),#E77A8A)}

/* ---------- Receipt / certificate ---------- */
.tc-doc{max-width:900px;margin:0 auto;background:#fff;border:1px solid var(--tc-border);border-radius:18px;box-shadow:var(--tc-shadow);padding:2rem}
.tc-doc-head{display:flex;justify-content:space-between;gap:1rem;border-bottom:3px double var(--tc-border);padding-bottom:1rem;margin-bottom:1.4rem;flex-wrap:wrap}
.tc-doc-title{font-size:1.4rem;font-weight:900;color:var(--tc-green-deep);margin:0}
.tc-doc-meta{color:var(--tc-muted);font-size:.85rem}
.tc-doc-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:1rem 1.5rem;margin-bottom:1.4rem}
.tc-doc-foot{border-top:1px dashed var(--tc-border);padding-top:1rem;margin-top:1.4rem;color:var(--tc-muted);font-size:.82rem;display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap}

/* ---------- Print ---------- */
@media print{
  .tc-sidebar,.tc-topbar,.tc-footer,.no-print,.btn,.tc-actions{display:none!important}
  body{background:#fff}
  .tc-main{margin:0}
  .tc-content{padding:0}
  .card,.tc-panel,.tc-doc{box-shadow:none;border-color:#ccc}
}

/* ---------- Responsive ---------- */
@media (max-width:991.98px){
  .tc-sidebar{transform:translateX(-105%)}
  .tc-sidebar.open{transform:translateX(0)}
  .tc-main{margin-left:0}
  .tc-login-wrap{grid-template-columns:1fr}
  .tc-login-panel{display:none}
  .tc-kv{grid-template-columns:1fr}
}
@media (max-width:575.98px){
  .tc-content{padding:1rem .9rem 2rem}
  .tc-topbar{padding:.65rem .9rem}
  .tc-page-head h1{font-size:1.15rem}
  .tc-stat-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:.75rem}
  .tc-stat{min-height:96px;padding:.85rem}
  .tc-stat .v{font-size:1.25rem}
  .table{font-size:.82rem}
  .card-body,.tc-panel-body{padding:.9rem}
}