@import url('https://fonts.googleapis.com/css2?family=Baloo+2:wght@400;500;600&display=swap');

:root {
  --sidebar-bg: #ffffff;
  --active-indigo: #c2650f;
  --active-indigo-soft: #fdf0e2;
  --grad-start: #f0923d;
  --grad-mid: #e8792a;
  --grad-end: #c2650f;
  --bg: #faf6f1;
  --card: #ffffff;
  --border: #efe4d7;
  --text: #2b2118;
  --text-muted: #8a7a68;
  --success: #16a34a;
  --success-soft: #ecfdf5;
  --danger: #dc2626;
  --danger-soft: #fef2f2;
  --warn: #b45309;
  --warn-soft: #fff3e0;
  --info: #0ea5e9;
  --radius: 12px;
  --radius-sm: 8px;
  --sidebar-w: 250px;
  --shadow-sm: 0 1px 2px rgba(60, 40, 10, .05), 0 1px 1px rgba(60,40,10,.03);
  --shadow-md: 0 6px 20px rgba(80, 50, 10, .08);
  --shadow-lg: 0 16px 40px rgba(80, 50, 10, .16);
  --ease: cubic-bezier(.4, 0, .2, 1);
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  font-family: "Inter", "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 14px;
  -webkit-font-smoothing: antialiased;
}

body {
  background-image:
    radial-gradient(circle at 0% 0%, rgba(232, 121, 42, .06), transparent 40%),
    radial-gradient(circle at 100% 0%, rgba(240, 146, 61, .06), transparent 45%);
  background-attachment: fixed;
}

a { color: inherit; text-decoration: none; }

.app-shell { display: flex; min-height: 100vh; }

/* ---------- Sidebar ---------- */
.sidebar {
  width: var(--sidebar-w);
  background: var(--sidebar-bg);
  border-right: 1px solid var(--border);
  position: fixed;
  top: 0; bottom: 0; left: 0;
  display: flex;
  flex-direction: column;
  transition: transform .25s var(--ease);
  z-index: 40;
}
.sidebar-brand {
  padding: 22px 20px 18px;
  display: flex;
  align-items: center;
  gap: 11px;
  border-bottom: 1px solid var(--border);
}
.sidebar-brand .mark {
  width: 36px; height: 36px; border-radius: 10px;
  background: linear-gradient(135deg, var(--grad-start), var(--grad-end));
  display: flex; align-items: center; justify-content: center;
  color: #fff; font-weight: 800; font-size: 16px;
  box-shadow: 0 6px 16px rgba(200, 110, 30, .35);
}
.sidebar-brand .name { font-weight: 800; font-size: 15.5px; line-height: 1.2; letter-spacing: -.01em; }
.sidebar-brand .sub { font-size: 11px; color: var(--text-muted); }

.sidebar-nav { flex: 1; overflow-y: auto; padding: 12px; }
.nav-item {
  display: flex; align-items: center; gap: 10px;
  padding: 10px 12px; margin-bottom: 2px;
  border-radius: 9px; color: var(--text-muted); font-weight: 500; font-size: 13.5px;
  cursor: pointer;
  position: relative;
  transition: background .15s var(--ease), color .15s var(--ease), transform .1s var(--ease);
}
.nav-item:hover { background: #f5f5fc; color: var(--text); transform: translateX(2px); }
.nav-item.active {
  background: linear-gradient(90deg, var(--active-indigo-soft), rgba(238,240,253,.3));
  color: var(--active-indigo); font-weight: 700;
}
.nav-item.active::before {
  content: ""; position: absolute; left: -12px; top: 8px; bottom: 8px; width: 3px;
  background: linear-gradient(180deg, var(--grad-start), var(--grad-end)); border-radius: 3px;
}
.nav-item .dot { width: 6px; height: 6px; border-radius: 50%; background: currentColor; opacity: .55; flex-shrink: 0; }
.nav-item .icon { flex-shrink: 0; opacity: .8; }
.nav-item.active .icon { opacity: 1; }
.nav-item svg.icon { display: block; }

.sidebar-footer { padding: 14px; border-top: 1px solid var(--border); font-size: 11.5px; color: var(--text-muted); }

/* ---------- Topbar & Main ---------- */
.main {
  margin-left: var(--sidebar-w);
  flex: 1;
  display: flex;
  flex-direction: column;
  min-width: 0;
}
.topbar {
  background: rgba(255,255,255,.85);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
  padding: 16px 28px;
  display: flex; align-items: center; justify-content: space-between;
  position: sticky; top: 0; z-index: 20;
}
.topbar h1 { font-size: 19px; margin: 0; font-weight: 800; letter-spacing: -.01em; }
.topbar .crumb { font-size: 12px; color: var(--text-muted); margin-top: 1px; }
.topbar-right { display: flex; align-items: center; gap: 14px; }
.userchip { display: flex; align-items: center; gap: 9px; font-size: 13px; }
.userchip .avatar {
  width: 32px; height: 32px; border-radius: 50%;
  background: linear-gradient(135deg, var(--grad-start), var(--grad-end));
  color: #fff; display: flex; align-items: center; justify-content: center; font-weight: 700; font-size: 12px;
  box-shadow: 0 4px 10px rgba(200,110,30,.3);
}
.content { padding: 26px 28px 60px; max-width: 1400px; }

/* ---------- Animations ---------- */
@keyframes fadeUp { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: translateY(0); } }
.fade-up { animation: fadeUp .45s var(--ease) both; animation-delay: var(--d, 0s); }

@keyframes popIn { from { opacity: 0; transform: scale(.96) translateY(6px); } to { opacity: 1; transform: scale(1) translateY(0); } }

/* ---------- Cards / Panels ---------- */
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  margin-bottom: 18px;
  box-shadow: var(--shadow-sm);
  transition: box-shadow .2s var(--ease);
}
.card:hover { box-shadow: var(--shadow-md); }
.card-header {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 15px; gap: 10px; flex-wrap: wrap;
}
.card-header h3 { margin: 0; font-size: 15px; font-weight: 700; display: flex; align-items: center; gap: 8px; }

.pill {
  font-size: 10.5px; font-weight: 700; text-transform: uppercase; letter-spacing: .03em;
  background: var(--active-indigo-soft); color: var(--active-indigo);
  padding: 3px 9px; border-radius: 20px;
}

.stat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 14px; margin-bottom: 20px; }
.stat-card {
  background: #fff; border: 1px solid var(--border); border-radius: var(--radius);
  padding: 18px 20px; box-shadow: var(--shadow-sm);
  transition: transform .2s var(--ease), box-shadow .2s var(--ease);
  position: relative; overflow: hidden;
}
.stat-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); }
.stat-icon {
  width: 34px; height: 34px; border-radius: 9px; display: flex; align-items: center; justify-content: center;
  font-size: 16px; margin-bottom: 10px;
}
.stat-icon.indigo { background: var(--active-indigo-soft); }
.stat-icon.green { background: var(--success-soft); }
.stat-icon.amber { background: var(--warn-soft); }
.stat-icon.red { background: var(--danger-soft); }
.stat-card .label { font-size: 12px; color: var(--text-muted); margin-bottom: 4px; font-weight: 600; }
.stat-card .value { font-size: 25px; font-weight: 800; letter-spacing: -.02em; }
.stat-card .value.indigo { color: var(--active-indigo); }
.stat-card .sub { font-size: 11.5px; color: var(--text-muted); margin-top: 4px; }

.dash-grid { display: grid; grid-template-columns: 1.4fr 1fr; gap: 18px; }
@media (max-width: 1000px) { .dash-grid { grid-template-columns: 1fr; } }

.bar-chart { display: flex; align-items: flex-end; gap: 14px; height: 170px; padding-top: 10px; }
.bar-col { flex: 1; display: flex; flex-direction: column; align-items: center; height: 100%; justify-content: flex-end; }
.bar-track { flex: 1; width: 100%; display: flex; align-items: flex-end; }
.bar-fill {
  width: 100%; border-radius: 6px 6px 2px 2px; background: linear-gradient(180deg, var(--grad-mid), var(--active-indigo-soft));
  min-height: 4px; transition: height .6s var(--ease); animation: growUp .6s var(--ease) both;
}
.bar-fill.today { background: linear-gradient(180deg, var(--grad-start), var(--grad-end)); box-shadow: 0 0 0 2px #fff, 0 0 0 3.5px var(--active-indigo); }
@keyframes growUp { from { height: 0 !important; } }
.bar-amt { font-size: 10.5px; color: var(--text-muted); margin-top: 6px; font-weight: 600; }
.bar-label { font-size: 11px; color: var(--text-muted); margin-top: 2px; }

.method-list { display: flex; flex-direction: column; gap: 10px; }
.method-row { display: flex; align-items: center; gap: 8px; font-size: 13px; }
.method-dot { width: 9px; height: 9px; border-radius: 50%; flex-shrink: 0; }
.method-name { font-weight: 600; flex: 1; }
.method-count { color: var(--text-muted); font-size: 12px; }
.method-amt { font-weight: 700; min-width: 68px; text-align: right; }
.method-bar-track { height: 5px; background: #f1f1f7; border-radius: 4px; overflow: hidden; margin-bottom: 2px; }
.method-bar-fill { height: 100%; border-radius: 4px; transition: width .6s var(--ease); }

.muted-sm { font-size: 11.5px; color: var(--text-muted); margin-top: 2px; }

/* ---------- Buttons ---------- */
.btn {
  border: none; border-radius: 8px; padding: 9px 17px; font-size: 13px; font-weight: 600;
  cursor: pointer; display: inline-flex; align-items: center; gap: 6px;
  transition: opacity .15s var(--ease), transform .1s var(--ease), box-shadow .15s var(--ease);
}
.btn:active { transform: translateY(1px) scale(.98); }
.btn-primary {
  background: linear-gradient(135deg, var(--grad-start), var(--grad-end)); color: #fff;
  box-shadow: 0 4px 14px rgba(200, 110, 30, .28);
}
.btn-primary:hover { opacity: .94; box-shadow: 0 6px 18px rgba(200, 110, 30, .38); transform: translateY(-1px); }
.btn-outline { background: #fff; border: 1px solid var(--border); color: var(--text); }
.btn-outline:hover { background: #f7f7fc; border-color: #d3d5e6; }
.btn-danger { background: #fff; border: 1px solid #fecaca; color: var(--danger); }
.btn-danger:hover { background: #fef2f2; }
.btn-success { background: linear-gradient(135deg, #16a34a, #22c55e); color: #fff; box-shadow: 0 4px 14px rgba(22,163,74,.28); }
.btn-success:hover { opacity: .94; transform: translateY(-1px); }
.btn-sm { padding: 6px 12px; font-size: 12px; border-radius: 7px; }
.btn:disabled { opacity: .45; cursor: not-allowed; transform: none !important; }
.btn-block { width: 100%; justify-content: center; }

/* ---------- Forms ---------- */
label { display: block; font-size: 12px; font-weight: 600; color: var(--text-muted); margin-bottom: 5px; }
input, select, textarea {
  width: 100%; padding: 9px 11px; border: 1.5px solid var(--border); border-radius: 8px;
  font-size: 13.5px; background: #fff; color: var(--text); font-family: inherit;
  transition: border-color .15s var(--ease), box-shadow .15s var(--ease);
}
input:focus, select:focus, textarea:focus { outline: none; box-shadow: 0 0 0 3.5px var(--active-indigo-soft); border-color: var(--active-indigo); }
input:disabled { background: #f7f7fb; color: var(--text-muted); }
.field { margin-bottom: 13px; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.field-row3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 12px; }
.field-hint { font-size: 11px; color: var(--text-muted); margin-top: 3px; }

/* ---------- Payment collection modal ---------- */
.modal-subtitle { font-size: 12.5px; color: var(--text-muted); margin-top: 3px; font-weight: 500; }
.payment-modal-grid {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 20px;
  align-items: start;
  margin-bottom: 16px;
}
.payment-amount-panel {
  background: linear-gradient(160deg, var(--active-indigo-soft), #fff);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 26px 16px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  gap: 10px;
  height: 100%;
  min-height: 190px;
}
.payment-amount-icon {
  width: 56px; height: 56px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--grad-start), var(--grad-end));
  color: #fff;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 6px 16px rgba(200, 110, 30, .28);
}
.payment-amount-label { font-size: 11.5px; color: var(--text-muted); font-weight: 700; text-transform: uppercase; letter-spacing: .04em; }
.payment-amount-value { display: flex; align-items: baseline; gap: 3px; }
.payment-amount-value .currency { font-size: 19px; font-weight: 700; color: var(--text); }
.payment-amount-value input {
  border: none; background: transparent; box-shadow: none !important;
  font-size: 25px; font-weight: 700; color: var(--text);
  width: 110px; text-align: left; padding: 0;
}
.payment-fields { display: flex; flex-direction: column; }
.payment-fields .field:last-child { margin-bottom: 0; }
.payment-fields textarea { resize: vertical; min-height: 64px; }
@media (max-width: 640px) {
  .payment-modal-grid { grid-template-columns: 1fr; }
  .payment-amount-panel { min-height: unset; padding: 18px 16px; }
}

/* ---------- Search box (search-first) ---------- */
.search-box { position: relative; }
.search-box input { padding-left: 36px; }
.search-box .search-ic { position: absolute; left: 12px; top: 50%; transform: translateY(-50%); color: var(--text-muted); font-size: 14px; pointer-events: none; }
.search-results {
  position: absolute; top: calc(100% + 6px); left: 0; right: 0; background: #fff;
  border: 1px solid var(--border); border-radius: 10px; box-shadow: var(--shadow-lg);
  max-height: 320px; overflow-y: auto; z-index: 60; display: none; animation: popIn .15s var(--ease) both;
}
.search-results.open { display: block; }
.search-result-item {
  padding: 10px 14px; cursor: pointer; display: flex; justify-content: space-between; align-items: center;
  border-bottom: 1px solid #f2f2f7; transition: background .12s var(--ease);
}
.search-result-item:last-child { border-bottom: none; }
.search-result-item:hover { background: var(--active-indigo-soft); }
.search-result-item .sname { font-weight: 600; }
.search-result-item .smeta { font-size: 11.5px; color: var(--text-muted); }
.search-hint { padding: 16px; text-align: center; color: var(--text-muted); font-size: 12.5px; }

/* ---------- Table ---------- */
table.data { width: 100%; border-collapse: collapse; font-size: 13px; }
table.data th {
  text-align: left; font-size: 11px; text-transform: uppercase; letter-spacing: .05em;
  color: var(--text-muted); padding: 11px 12px; border-bottom: 1.5px solid var(--border);
  background: #fafafd;
}
table.data th:first-child { border-top-left-radius: 8px; }
table.data th:last-child { border-top-right-radius: 8px; }
table.data td { padding: 11px 12px; border-bottom: 1px solid #f1f1f5; }
table.data tr { transition: background .12s var(--ease); }
table.data tr:hover td { background: #fafafd; }
table.data tr.clickable { cursor: pointer; }
.table-wrap-scroll { overflow-x: auto; -webkit-overflow-scrolling: touch; }

.badge { display: inline-block; padding: 3.5px 10px; border-radius: 20px; font-size: 11px; font-weight: 700; letter-spacing: .01em; }
.badge-active { background: var(--success-soft); color: var(--success); }
.badge-inactive { background: var(--warn-soft); color: var(--warn); }
.badge-left { background: var(--danger-soft); color: var(--danger); }
.badge-paid { background: var(--success-soft); color: var(--success); }
.badge-unpaid { background: var(--danger-soft); color: var(--danger); }
.badge-advance { background: #fdf0e2; color: #c2650f; }
.badge-progress { background: #fffbeb; color: var(--warn); }


/* Absence indicator: subtle tint on the whole row + a small inline badge
   next to the name (rendered in students_list.js / dashboard.html) for
   students who haven't attended any course in 21+ days. */
tr.row-absent { background: var(--danger-soft); }
table.data tr.row-absent:hover td { background: var(--danger-soft); }
.rp-name .badge { margin-left: 6px; font-size: 10px; vertical-align: middle; }

.toolbar { display: flex; align-items: center; gap: 10px; margin-bottom: 15px; flex-wrap: wrap; }
.toolbar .grow { flex: 1; min-width: 200px; }

/* ---------- Modal ---------- */
.modal-backdrop {
  position: fixed; inset: 0; background: rgba(15,15,28,.5); backdrop-filter: blur(2px);
  display: none; align-items: center; justify-content: center; z-index: 100; padding: 20px;
  opacity: 0; transition: opacity .18s var(--ease);
}
.modal-backdrop.open { display: flex; opacity: 1; }
.modal {
  background: #fff; border-radius: 14px; width: 100%; max-width: 540px;
  max-height: 90vh; overflow-y: auto; padding: 24px 26px;
  box-shadow: var(--shadow-lg);
  animation: popIn .2s var(--ease) both;
}
.modal.modal-wide { max-width: 780px; }
/* ---------- Registration stepper (Add/Edit Student modal) ---------- */
.reg-steps { display: flex; align-items: center; margin-bottom: 22px; }
.reg-step { display: flex; align-items: center; gap: 8px; cursor: pointer; }
.reg-step .num {
  width: 24px; height: 24px; border-radius: 50%; background: #ededf3; color: var(--text-muted);
  display: flex; align-items: center; justify-content: center; font-size: 12px; font-weight: 700;
  flex-shrink: 0; transition: all .15s var(--ease);
}
.reg-step .label { font-size: 12.5px; font-weight: 600; color: var(--text-muted); white-space: nowrap; }
.reg-step.active .num { background: var(--grad-start, #ea580c); color: #fff; }
.reg-step.active .label { color: var(--text); }
.reg-step.done .num { background: #16a34a; color: #fff; }
.reg-step-line { flex: 1; height: 2px; background: #ededf3; margin: 0 10px; min-width: 16px; }

.reg-body { display: flex; gap: 22px; align-items: flex-start; }
.reg-fields { flex: 1; min-width: 0; }
.reg-photo-col { width: 190px; flex-shrink: 0; }
.reg-photo-col h4 { margin: 0 0 8px; font-size: 12.5px; font-weight: 700; color: var(--text-muted); }

.photo-upload-box {
  border: 1.5px dashed #e3c6a8; border-radius: var(--radius); background: #fdf6ee;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 8px; padding: 26px 12px; cursor: pointer; text-align: center; position: relative;
  min-height: 190px; transition: border-color .15s var(--ease), background .15s var(--ease);
}
.photo-upload-box:hover { border-color: var(--grad-start, #ea580c); background: #fdefe0; }
.photo-upload-box .icon-wrap {
  width: 46px; height: 46px; border-radius: 50%; background: #fce3cb; color: var(--grad-start, #ea580c);
  display: flex; align-items: center; justify-content: center;
}
.photo-upload-box .ptxt { font-size: 13px; font-weight: 600; color: var(--text); }
.photo-upload-box .phint { font-size: 10.5px; color: var(--text-muted); }
.photo-upload-box img.preview {
  width: 100%; height: 160px; object-fit: cover; border-radius: 10px;
}
.photo-upload-box input[type=file] { position: absolute; inset: 0; opacity: 0; cursor: pointer; }

.step-panel { display: none; }
.step-panel.active { display: block; animation: fadeUp .25s var(--ease) both; }

.reg-nav { display: flex; justify-content: space-between; gap: 10px; margin-top: 20px; }

.modal-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 18px; }
.modal-header h3 { margin: 0; font-size: 16.5px; font-weight: 700; }
.modal-close { cursor: pointer; color: var(--text-muted); font-size: 20px; line-height: 1; background: none; border: none; transition: color .12s; }
.modal-close:hover { color: var(--text); }

.confirm-icon {
  width: 52px; height: 52px; border-radius: 50%; background: var(--danger-soft);
  display: flex; align-items: center; justify-content: center; font-size: 24px;
  margin: 0 auto 14px;
}

/* ---------- Toasts ---------- */
#toast-wrap { position: fixed; top: 20px; right: 20px; z-index: 200; display: flex; flex-direction: column; gap: 8px; }
.toast {
  background: #1c2033; color: #fff; padding: 12px 18px; border-radius: 10px; font-size: 13px;
  box-shadow: var(--shadow-lg); display: flex; align-items: center; gap: 8px;
  animation: toast-in .22s var(--ease);
}
.toast.success { background: linear-gradient(135deg, #166534, #16a34a); }
.toast.error { background: linear-gradient(135deg, #991b1b, #dc2626); }
@keyframes toast-in { from { transform: translateY(-10px) scale(.96); opacity: 0; } to { transform: translateY(0) scale(1); opacity: 1; } }

/* ---------- Tabs / subnav ---------- */
.tabs { display: flex; gap: 4px; border-bottom: 1px solid var(--border); margin-bottom: 16px; flex-wrap: wrap; }
.tab {
  padding: 10px 15px; font-size: 13px; font-weight: 600; color: var(--text-muted);
  cursor: pointer; border-bottom: 2px solid transparent; transition: color .15s var(--ease), border-color .15s var(--ease);
}
.tab:hover { color: var(--text); }
.tab.active { color: var(--active-indigo); border-color: var(--active-indigo); }
.tab-panel { display: none; animation: fadeUp .3s var(--ease) both; }
.tab-panel.active { display: block; }

.subnav { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 18px; }
.subnav a {
  padding: 9px 15px; border-radius: 9px; font-size: 13px; font-weight: 600; color: var(--text-muted);
  background: #fff; border: 1px solid var(--border); transition: all .15s var(--ease);
  display: inline-flex; align-items: center; gap: 6px;
}
.subnav a:hover { border-color: #ccceea; color: var(--text); transform: translateY(-1px); }
.subnav a.active {
  background: linear-gradient(135deg, var(--grad-start), var(--grad-end)); color: #fff; border-color: transparent;
  box-shadow: 0 4px 12px rgba(200,110,30,.25);
}

/* ---------- Toggle ---------- */
.toggle-btn {
  border: 1.5px solid var(--border); background: var(--danger-soft); color: var(--danger);
  border-radius: 20px; padding: 5px 16px; font-size: 11.5px; font-weight: 700; cursor: pointer;
  transition: all .15s var(--ease);
}
.toggle-btn.on { background: var(--success-soft); color: var(--success); border-color: #bbf7d0; }

.empty-state { text-align: center; padding: 44px 20px; color: var(--text-muted); }
.empty-state.sm { padding: 26px 20px; }
.empty-state .icon { font-size: 32px; margin-bottom: 10px; }

.perm-matrix { border-collapse: separate; border-spacing: 0; }
.perm-matrix td, .perm-matrix th { text-align: center; }
.perm-matrix td:first-child, .perm-matrix th:first-child { text-align: left; }
.perm-matrix td:first-child { font-weight: 700; color: var(--text); }
.perm-matrix th { background: #fafafd; color: var(--text-muted); }
.perm-matrix tbody tr:nth-child(even) td { background: #fbf7f2; }
.perm-matrix input[type=checkbox] {
  appearance: none; -webkit-appearance: none; width: auto;
  width: 21px; height: 21px; border-radius: 6px;
  border: 1.5px solid var(--border); background: #fff;
  cursor: pointer; position: relative; display: inline-block; margin: 0 auto;
  transition: all .15s var(--ease);
}
.perm-matrix input[type=checkbox]:hover { border-color: #d3b58c; }
.perm-matrix input[type=checkbox]:checked {
  background: linear-gradient(135deg, var(--grad-start), var(--grad-end));
  border-color: var(--grad-end);
  box-shadow: 0 2px 6px rgba(200, 110, 30, .3);
}
.perm-matrix input[type=checkbox]:checked::after {
  content: ""; position: absolute; left: 6.5px; top: 2.5px; width: 5px; height: 10px;
  border: solid #fff; border-width: 0 2px 2px 0; transform: rotate(45deg);
}
.perm-matrix input[type=checkbox]:disabled { opacity: .5; cursor: not-allowed; }

/* ---------- Permissions modal header ---------- */
.matrix-modal-header { position: relative; overflow: hidden; }
.matrix-modal-header .matrix-notes {
  position: absolute; right: 0; top: -6px; font-size: 30px; color: var(--active-indigo);
  opacity: .18; letter-spacing: 3px; pointer-events: none; user-select: none;
}

/* ---------- Company settings page ---------- */
.settings-card { max-width: 900px; }
.settings-grid { display: grid; grid-template-columns: 210px 1fr; gap: 28px; align-items: start; }
.settings-logo-col { display: flex; flex-direction: column; gap: 10px; }
.settings-logo-label { font-size: 12px; font-weight: 600; color: var(--text-muted); }
.settings-logo-preview {
  width: 100%; aspect-ratio: 1 / 1; border-radius: var(--radius);
  border: 1px solid var(--border);
  background: linear-gradient(160deg, var(--active-indigo-soft), #fff);
  display: flex; align-items: center; justify-content: center; overflow: hidden;
}
.settings-logo-preview img { width: 100%; height: 100%; object-fit: contain; padding: 14px; }
.settings-logo-fallback { display: flex; flex-direction: column; align-items: center; gap: 10px; text-align: center; padding: 0 12px; }
.settings-logo-icon {
  width: 46px; height: 46px; border-radius: 50%;
  background: linear-gradient(135deg, var(--grad-start), var(--grad-end)); color: #fff;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 6px 16px rgba(200, 110, 30, .28);
}
.settings-logo-name { font-weight: 800; font-size: 15px; letter-spacing: -.01em; }
.settings-logo-input { display: none; }
.settings-form-header { margin-bottom: 6px; }
.settings-form-header h3 { margin: 0; font-size: 16.5px; font-weight: 700; }
@media (max-width: 640px) {
  .settings-grid { grid-template-columns: 1fr; }
  .settings-logo-preview { max-width: 180px; margin: 0 auto; }
}

/* ---------- Student profile header ---------- */
.profile-head { display: flex; gap: 20px; align-items: center; flex-wrap: wrap; }
.profile-avatar {
  width: 68px; height: 68px; border-radius: 50%;
  background: linear-gradient(135deg, var(--grad-start), var(--grad-end));
  color: #fff; display: flex; align-items: center; justify-content: center; font-weight: 700; font-size: 24px;
  overflow: hidden; flex-shrink: 0; box-shadow: 0 6px 16px rgba(200,110,30,.3);
}
.profile-avatar img { width: 100%; height: 100%; object-fit: cover; }
.profile-name { font-size: 18px; font-weight: 800; letter-spacing: -.01em; }
.profile-sub { color: var(--text-muted); font-size: 12.5px; margin-top: 2px; }

.info-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); gap: 14px; margin-top: 18px; }
.info-grid .info-item label { margin-bottom: 3px; }
.info-grid .info-item div { font-weight: 600; font-size: 13.5px; }

.cycle-block { border: 1px solid var(--border); border-radius: var(--radius); padding: 16px; margin-bottom: 16px; }
.cycle-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 10px; flex-wrap: wrap; gap: 8px; }
.cycle-progress-track { height: 7px; background: #f1f1f7; border-radius: 6px; overflow: hidden; flex: 1; min-width: 90px; }
.cycle-progress-fill { height: 100%; background: linear-gradient(90deg, var(--grad-start), var(--grad-end)); border-radius: 6px; transition: width .5s var(--ease); }

/* ---------- Icon utility ---------- */
.icon { display: inline-block; vertical-align: middle; }
.btn .icon { margin-right: 1px; }

/* ---------- Extra stat-icon colors ---------- */
.stat-icon.blue { background: #e0edff; color: #2563eb; }
.stat-icon.purple { background: #f1e9ff; color: #7c3aed; }
.stat-icon.green { color: #16a34a; }
.stat-icon.amber { color: var(--warn); }
.stat-icon.red { color: var(--danger); }
.stat-icon.indigo { color: var(--active-indigo); }
.stat-card .value.blue { color: #2563eb; }
.stat-card .value.purple { color: #7c3aed; }
.stat-card .value.green { color: #16a34a; }

/* ---------- Greeting header ---------- */
.greeting-card {
  background: linear-gradient(120deg, #fff 0%, var(--active-indigo-soft) 130%);
  border: 1px solid var(--border); border-radius: var(--radius); padding: 18px 22px;
  margin-bottom: 18px; display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 12px;
  position: relative; overflow: hidden;
}
.greeting-card h2 { margin: 0 0 3px; font-size: 19px; font-weight: 800; letter-spacing: -.01em; }
.greeting-card p { margin: 0; color: var(--text-muted); font-size: 12.5px; }
.greeting-card .wave { display: inline-block; animation: wave 1.8s ease-in-out infinite; transform-origin: 70% 70%; }
@keyframes wave { 0%,100% { transform: rotate(0deg); } 15% { transform: rotate(14deg); } 30% { transform: rotate(-8deg); } 45% { transform: rotate(14deg); } 60% { transform: rotate(0deg); } }
.greeting-card .g-note { position: absolute; font-size: 90px; opacity: .05; right: 18px; top: -18px; pointer-events: none; }

/* ---------- Course category tiles ---------- */
.course-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(190px, 1fr)); gap: 14px; }
.course-tile {
  background: #fff; border: 1px solid var(--border); border-radius: var(--radius);
  padding: 18px; position: relative; overflow: hidden; cursor: default;
  transition: transform .2s var(--ease), box-shadow .2s var(--ease); animation: fadeUp .4s var(--ease) both;
}
.course-tile:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); }
.course-tile .tile-top { display: flex; align-items: flex-start; justify-content: space-between; margin-bottom: 14px; }
.course-tile .tile-icon {
  width: 46px; height: 46px; border-radius: 13px; display: flex; align-items: center; justify-content: center;
}
.course-tile .tile-count { font-size: 20px; font-weight: 800; color: var(--text); }
.course-tile .tile-name { font-weight: 700; font-size: 14.5px; margin-bottom: 2px; }
.course-tile .tile-fee { font-size: 11.5px; color: var(--text-muted); }
.course-tile .tile-actions { display: flex; gap: 6px; margin-top: 12px; }
.course-tile .tile-actions .btn { flex: 1; justify-content: center; }
.course-tile .tile-status { position: absolute; top: 12px; right: 12px; }

/* ---------- Avatars with photos ---------- */
.avatar-photo {
  width: 34px; height: 34px; border-radius: 50%; object-fit: cover; flex-shrink: 0;
  border: 1.5px solid #fff; box-shadow: 0 0 0 1.5px var(--border);
}
.avatar-fallback {
  width: 34px; height: 34px; border-radius: 50%; flex-shrink: 0;
  background: linear-gradient(135deg, var(--grad-start), var(--grad-end)); color: #fff;
  display: flex; align-items: center; justify-content: center; font-weight: 700; font-size: 12px;
}
.row-person { display: flex; align-items: center; gap: 10px; }
.row-person .rp-name { font-weight: 600; }
.row-person .rp-sub { font-size: 11px; color: var(--text-muted); }

#sidebar-toggle { display: none; }

/* ---------- Topbar icon buttons ---------- */
.icon-btn {
  width: 36px; height: 36px; border-radius: 10px; border: 1px solid var(--border); background: #fff;
  display: flex; align-items: center; justify-content: center; color: var(--text-muted); cursor: pointer;
  transition: all .15s var(--ease); position: relative; flex-shrink: 0;
}
.icon-btn:hover { background: #f7f7fc; color: var(--text); border-color: #d3d5e6; }
.icon-btn .dot-badge {
  position: absolute; top: 5px; right: 6px; width: 7px; height: 7px; border-radius: 50%;
  background: var(--danger); border: 1.5px solid #fff;
}

/* ---------- Sidebar overlay (mobile) ---------- */
.sidebar-overlay {
  position: fixed; inset: 0; background: rgba(15,15,28,.42); z-index: 39;
  display: none; opacity: 0; transition: opacity .2s var(--ease);
}
.sidebar-overlay.open { display: block; opacity: 1; }

/* ---------- Page transition ---------- */
.content { animation: contentFadeIn .3s var(--ease); }
@keyframes contentFadeIn { from { opacity: 0; } to { opacity: 1; } }

@media (max-width: 900px) {
  .sidebar { transform: translateX(-100%); box-shadow: var(--shadow-lg); }
  .sidebar.open { transform: translateX(0); }
  .main { margin-left: 0; }
  .field-row, .field-row3 { grid-template-columns: 1fr; }
  .content { padding: 18px 16px 50px; }
  #sidebar-toggle { display: flex !important; }
  .topbar h1 { font-size: 16px; }
  .greeting-card { padding: 14px 16px; }
  .course-grid { grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); }
}
@media (max-width: 560px) {
  .userchip > div:last-child { display: none; }
  .topbar { padding: 12px 14px; }
  .stat-grid { grid-template-columns: repeat(2, 1fr); }
}

/* ---------- Login page ---------- */
.login-page {
  min-height: 100vh; display: flex; align-items: center; justify-content: center;
  background: #faf6f1; padding: 24px;
}
.login-card {
  display: flex; width: 100%; max-width: 760px; min-height: 460px;
  border-radius: 20px; overflow: hidden; box-shadow: 0 16px 40px rgba(80, 50, 10, .16);
  background: #fdfaf6;
}
.login-hero {
  position: relative; overflow: hidden;
  background: linear-gradient(155deg, #fbead9 0%, #f9dcbe 55%, #f6d0a8 100%);
  flex: 1 1 52%;
}
.hero-watermarks { position: absolute; inset: 0; width: 100%; height: 100%; pointer-events: none; z-index: 0; }
.hero-content {
  position: absolute; inset: 0;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  text-align: center; padding: 0 20px; z-index: 1;
}
.hero-clef { font-size: 128px; color: #c2650f; line-height: 1; margin-bottom: 22px; font-weight: 300; }
.hero-title {
  margin: 0 0 10px; font-size: 46px; font-weight: 500; letter-spacing: .04em; color: #241a10;
  font-family: 'Baloo 2', 'Segoe UI', sans-serif;
}
.hero-sub { font-size: 30px; font-weight: 400; color: #2a2119; margin-bottom: 14px; font-family: 'Baloo 2', 'Segoe UI', sans-serif; }
.hero-tag { font-size: 20px; color: #9c8a76; letter-spacing: .01em; }
.hero-staff { position: absolute; bottom: 0; left: 0; width: 112%; margin-left: -6%; z-index: 0; }

.login-form-panel {
  flex: 1 1 48%; background: #fff; padding: 44px 44px 30px;
  display: flex; flex-direction: column; justify-content: center; align-items: center;
}
.login-form-inner { width: 100%; max-width: 340px; }
.login-h2 { margin: 0 0 4px; font-size: 23px; font-weight: 800; text-align: center; color: #1c1c1c; }
.login-sub { color: #8a7a68; font-size: 13px; margin-bottom: 26px; text-align: center; }
.login-forgot { font-size: 12px; color: #c2650f; font-weight: 700; }
.login-demo { margin-top: 20px; padding-top: 16px; border-top: 1px solid #efe4d7; font-size: 11.5px; color: #8a7a68; line-height: 1.7; }
.login-copyright { text-align: center; font-size: 11px; color: #b89a7a; margin-top: 18px; padding-bottom: 22px; }
.pw-wrap { position: relative; }
.pw-wrap input { padding-right: 38px; }
.pw-toggle {
  position: absolute; right: 10px; top: 50%; transform: translateY(-50%);
  background: none; border: none; color: #8a7a68; cursor: pointer; padding: 4px; display: flex;
}

@media (max-width: 760px) {
  .login-card { flex-direction: column; min-height: 0; }
  .login-hero { min-height: 260px; }
  .hero-clef { font-size: 80px; }
  .hero-title { font-size: 32px; }
  .hero-sub { font-size: 22px; }
  .hero-tag { font-size: 15px; }
  .hero-staff { display: none; }
  .login-form-panel { padding: 34px 26px; }
}
/* ---------- Attendance: cut-mark / edited tag / hover-history ---------- */
.att-cell { display: flex; align-items: center; gap: 6px; position: relative; }
.att-cell .cut-mark {
  color: var(--danger); font-weight: 800; letter-spacing: 1px; font-size: 13px;
}
.att-row-cancelled { opacity: .55; }
.att-row-cancelled td { text-decoration: line-through; text-decoration-color: var(--danger); }
.att-row-cancelled td.no-strike { text-decoration: none; }
.edited-tag {
  font-size: 10px; font-weight: 700; color: var(--warn); background: var(--warn-soft);
  padding: 1px 6px; border-radius: 8px; margin-left: 6px; text-decoration: none !important; display: inline-block;
}
.hist-eye {
  width: 24px; height: 24px; border-radius: 6px; display: inline-flex; align-items: center; justify-content: center;
  color: var(--text-muted); background: transparent; border: none; cursor: pointer; opacity: 0;
  transition: opacity .12s var(--ease), background .12s var(--ease), color .12s var(--ease); flex-shrink: 0;
}
tr:hover .hist-eye, .att-cell:hover .hist-eye { opacity: 1; }
.hist-eye:hover { background: var(--active-indigo-soft); color: var(--active-indigo); }
.att-action-btns { display: flex; gap: 6px; }

.hist-timeline { display: flex; flex-direction: column; gap: 0; max-height: 60vh; overflow-y: auto; }
.hist-item { display: flex; gap: 12px; padding: 12px 0; border-bottom: 1px solid #f1f1f5; }
.hist-item:last-child { border-bottom: none; }
.hist-dot-col { display: flex; flex-direction: column; align-items: center; flex-shrink: 0; padding-top: 3px; }
.hist-dot { width: 10px; height: 10px; border-radius: 50%; flex-shrink: 0; }
.hist-dot.CREATE { background: var(--success); }
.hist-dot.EDIT { background: var(--warn); }
.hist-dot.CANCEL { background: var(--danger); }
.hist-dot.REINSTATE { background: var(--active-indigo); }
.hist-line { width: 2px; flex: 1; background: #ececf2; margin-top: 4px; }
.hist-body { flex: 1; }
.hist-action { font-weight: 700; font-size: 13px; }
.hist-meta { font-size: 11.5px; color: var(--text-muted); margin: 2px 0 6px; }
.hist-diff { font-size: 12px; background: #fafafd; border: 1px solid var(--border); border-radius: 8px; padding: 8px 10px; }
.hist-diff .row { display: flex; justify-content: space-between; gap: 10px; padding: 2px 0; }
.hist-diff .row .k { color: var(--text-muted); }
.hist-diff .row .old { color: var(--danger); text-decoration: line-through; margin-right: 6px; }
.hist-diff .row .new { color: var(--success); font-weight: 600; }
.hist-reason { font-size: 11.5px; color: var(--text-muted); margin-top: 6px; font-style: italic; }

/* --------------------------------------------------- Parent Portal --- */
.parent-shell { min-height: 100vh; background: var(--bg, #f7f7fb); }
.parent-topbar { justify-content: space-between; }
.parent-children { display: flex; gap: 10px; overflow-x: auto; padding: 4px 2px 14px; -webkit-overflow-scrolling: touch; }
.parent-child-chip {
  flex: 0 0 auto; display: flex; align-items: center; gap: 8px; padding: 8px 14px;
  border-radius: 999px; border: 1px solid var(--border); background: #fff;
  font-size: 13px; font-weight: 600; cursor: pointer; text-decoration: none; color: var(--text);
}
.parent-child-chip.active { background: var(--active-indigo); border-color: var(--active-indigo); color: #fff; }
.parent-course-card { border: 1px solid var(--border); border-radius: 12px; padding: 16px; margin-bottom: 14px; background: #fff; }
.parent-progress-track { height: 8px; border-radius: 999px; background: #f1f1f5; overflow: hidden; margin: 8px 0; }
.parent-progress-fill { height: 100%; background: var(--success, #22c55e); }
.parent-due-banner {
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
  background: #fff7ed; border: 1px solid #fed7aa; color: #9a3412;
  border-radius: 10px; padding: 10px 14px; font-size: 13px; margin-top: 10px;
}
@media (max-width: 560px) {
  .parent-course-card { padding: 12px; }
  .parent-due-banner { flex-direction: column; align-items: flex-start; }
}

/* ------------------------------------------------ Attendance Management --- */
.am-suggestions {
  position: absolute; top: calc(100% + 6px); left: 0; right: 0; z-index: 40;
  background: #fff; border: 1px solid var(--border); border-radius: var(--radius-sm);
  box-shadow: var(--shadow-lg); max-height: 280px; overflow-y: auto; display: none;
}
.am-suggestions.open { display: block; }
.am-suggestion-row {
  display: flex; align-items: center; gap: 10px; padding: 9px 12px; cursor: pointer;
  border-bottom: 1px solid var(--border);
}
.am-suggestion-row:last-child { border-bottom: none; }
.am-suggestion-row:hover { background: var(--active-indigo-soft); }
.am-student-card {
  border-radius: var(--radius); padding: 20px 22px; margin-bottom: 18px; color: #fff;
  background: linear-gradient(135deg, var(--grad-start), var(--grad-mid) 55%, var(--grad-end));
  display: flex; gap: 20px; flex-wrap: wrap;
}
.am-student-card .avatar-photo, .am-student-card .avatar-fallback { width: 64px; height: 64px; font-size: 20px; }
.am-student-card .avatar-fallback { border: 2px solid rgba(255,255,255,.75); box-shadow: 0 0 0 1.5px rgba(0,0,0,.05); }
.am-student-card-fields { display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); gap: 10px 22px; flex: 1; min-width: 260px; }
.am-student-card-fields .lbl { font-size: 10.5px; text-transform: uppercase; letter-spacing: .04em; opacity: .8; }
.am-student-card-fields .val { font-size: 13.5px; font-weight: 700; margin-top: 2px; }
.am-course-summary-row { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 14px; }
.am-course-chip {
  background: rgba(255,255,255,.16); border-radius: 10px; padding: 8px 12px; font-size: 12px; min-width: 150px;
}
.am-course-chip .cname { font-weight: 700; margin-bottom: 3px; }
@media (max-width: 700px) {
  .am-student-card { flex-direction: column; }
}

/* ---------- Attendance Sheet: hour-slot grid (Session N = one row, columns = hour positions) ---------- */
.hour-grid-table th, .hour-grid-table td { text-align: center; white-space: nowrap; font-size: 12px; }
.hour-grid-table th:first-child, .hour-grid-table td:first-child { text-align: left; white-space: nowrap; }

/* .hour-grid-table { table-layout: fixed; width: 100%; }
.hour-grid-table th, .hour-grid-table td {
  text-align: center;
  white-space: normal;
  word-break: break-word;
  font-size: 11px;
  padding: 6px 4px;
  line-height: 1.3;
}
.hour-grid-table th:first-child, .hour-grid-table td:first-child {
  text-align: left;
  width: 64px;
  white-space: normal;
} */

.hgrid-cell { font-size: 11px; }
.edited-tag { display: block; font-size: 9px; margin-top: 1px; }
.hgrid-cell { cursor: pointer; position: relative; transition: background .12s var(--ease); }
.hgrid-cell:hover { background: var(--active-indigo-soft); }
.hgrid-cell .hist-eye { opacity: 0; margin-left: 3px; vertical-align: middle; }
.hgrid-cell:hover .hist-eye { opacity: 1; }
.hgrid-empty { color: #c7c7d1; font-size: 11px; font-style: italic; }
.hgrid-cancelled { cursor: pointer; }
.hgrid-cancelled .cut-mark { font-size: 12px; }


/* ---------- Parent Portal: sidebar layout + course tabs ---------- */
.parent-shell-layout { display: flex; gap: 20px; align-items: flex-start; }

.parent-shell .content {
  max-width: 1400px !important;
  padding: 0 20px;
}

.parent-banner-row {
    width: 100%;
    margin: 20px 0;
}
.parent-sidebar-list {
  width: 220px; flex-shrink: 0; display: flex; flex-direction: column; gap: 8px;
}
.parent-child-card {
  display: flex; align-items: center; gap: 10px; padding: 10px 12px;
  border-radius: 12px; border: 1px solid var(--border); background: var(--card);
  text-decoration: none; color: var(--text); transition: background .15s ease, border-color .15s ease;
}
.parent-child-card .avatar-photo, .parent-child-card .avatar-fallback { width: 36px; height: 36px; flex-shrink: 0; }
.parent-child-name { font-weight: 600; font-size: 13.5px; }
.parent-child-card:hover { background: var(--active-indigo-soft); }
.parent-child-card.active { background: var(--active-indigo-soft); border-color: var(--active-indigo); font-weight: 700; }

.parent-main-col { flex: 1; min-width: 0; }

.parent-student-banner {
  display: flex; align-items: center; gap: 16px; flex-wrap: wrap;
  background: linear-gradient(135deg, #e8792a, #c2650f); color: #fff;
  border-radius: var(--radius); padding: 32px 20px; margin-bottom: 18px;
}
.parent-student-banner .avatar-photo, .parent-student-banner .avatar-fallback { width: 64px; height: 64px; flex-shrink: 0; }
.parent-student-banner-fields {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px,1fr));
    gap: 14px;
    flex: 1;
    min-width: 0;
}
.parent-student-banner-fields .lbl { font-size: 11px; text-transform: uppercase; opacity: .85; letter-spacing: .03em; }
.parent-student-banner-fields .val{
    font-weight:700;
    font-size:14.5px;
    margin-top:2px;
    word-break: break-word;
    overflow-wrap: anywhere;
}

.parent-course-tabs { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 16px; }
.parent-course-tab {
  padding: 9px 18px; border-radius: 999px; border: 1px solid var(--border); background: var(--card);
  font-weight: 600; font-size: 13px; cursor: pointer; color: var(--text); transition: all .15s ease;
}
.parent-course-tab:hover { background: var(--active-indigo-soft); }
.parent-course-tab.active { background: var(--active-indigo); border-color: var(--active-indigo); color: #fff; }

@media (max-width: 760px) {
  .parent-shell-layout { flex-direction: column; align-items: stretch; gap: 14px; }
  .parent-main-col, .parent-course-card { min-width: 0; }

  .parent-sidebar-list {
    width: 100%; flex-direction: row; overflow-x: auto; gap: 8px;
    padding-bottom: 4px; -webkit-overflow-scrolling: touch;
  }
  .parent-child-card {
    flex-shrink: 0; flex-direction: column; text-align: center;
    padding: 10px; min-width: 84px; gap: 6px;
  }
  .parent-child-card .avatar-photo, .parent-child-card .avatar-fallback { width: 40px; height: 40px; }
  .parent-child-name { font-size: 12px; white-space: nowrap; }

  .parent-shell .content { padding: 0 12px; }
  .parent-banner-row { width: 100%; margin: 16px 0; }

  .parent-student-banner {
    flex-direction: column; align-items: flex-start; padding: 16px; gap: 12px;
  }
  .parent-student-banner .avatar-photo, .parent-student-banner .avatar-fallback { width: 52px; height: 52px; }
  .parent-student-banner-fields {
    display: grid; grid-template-columns: 1fr; gap: 12px; width: 100%;
  }
  .parent-student-banner-fields > div { min-width: unset; }
  .parent-student-banner-fields .val { font-size: 13.5px; word-break: break-word; overflow-wrap: anywhere; }

  .parent-course-tabs {
    flex-wrap: nowrap; overflow-x: auto; gap: 6px; padding-bottom: 4px;
    -webkit-overflow-scrolling: touch; margin-bottom: 14px;
  }
  .parent-course-tab { flex-shrink: 0; padding: 8px 16px; font-size: 12.5px; }

  .parent-course-card { padding: 14px; overflow: hidden; }
  .parent-due-banner { flex-direction: column; align-items: stretch; gap: 10px; }
  .parent-due-banner button { width: 100%; }

  h4 { font-size: 14px; }

  /* Scroll-hint fade on the right edge of any horizontally-scrollable
     table wrapper -- signals "swipe for more" instead of looking cut off. */
  .table-wrap-scroll {
    width: 100%; overflow-x: auto; -webkit-overflow-scrolling: touch;
    position: relative;
    mask-image: linear-gradient(to right, #000 calc(100% - 24px), transparent 100%);
    -webkit-mask-image: linear-gradient(to right, #000 calc(100% - 24px), transparent 100%);
  }

  .hour-grid-table { min-width: 640px; }
  .hgrid-cell, .hour-grid-table th, .hour-grid-table td { font-size: 10.5px; padding: 6px 5px; }

  .parent-child-card { min-width: 110px; }


  /* ---- Payment History table -> stacked cards on mobile ---- */
  .parent-main-col table.data:not(.hour-grid-table) {
    border: none;
  }
  .parent-main-col table.data:not(.hour-grid-table) thead { display: none; }
  .parent-main-col table.data:not(.hour-grid-table) tbody,
  .parent-main-col table.data:not(.hour-grid-table) tr,
  .parent-main-col table.data:not(.hour-grid-table) td { display: block; width: 100%; }
  .parent-main-col table.data:not(.hour-grid-table) tr {
    border: 1px solid var(--border); border-radius: 10px; padding: 10px 12px; margin-bottom: 10px;
  }
  .parent-main-col table.data:not(.hour-grid-table) td {
    display: flex; justify-content: space-between; align-items: center;
    padding: 6px 0; border-bottom: 1px solid #f4f0ea; text-align: right;
  }
  .parent-main-col table.data:not(.hour-grid-table) td:last-child { border-bottom: none; }
  .parent-main-col table.data:not(.hour-grid-table) td::before {
    content: attr(data-label); font-weight: 700; color: var(--text-muted);
    font-size: 11px; text-transform: uppercase; letter-spacing: .03em; text-align: left;
  }

  /* ---- Hour-grid table: shrink further + shorten date display via JS ---- */
  .hour-grid-table { min-width: 520px; }
  .hgrid-cell, .hour-grid-table th, .hour-grid-table td { font-size: 10px; padding: 5px 4px; }
}

@media (max-width: 420px) {
  .parent-student-banner-fields > div { min-width: 100%; }
  .parent-student-banner { flex-direction: column; align-items: flex-start; text-align: left; }
}

/* ---------- Collapsible sidebar (desktop) ---------- */
:root { --sidebar-collapsed-w: 76px; }
.sidebar { transition: width .2s var(--ease); }
.main { transition: margin-left .2s var(--ease); }
.sidebar.collapsed { width: var(--sidebar-collapsed-w); }
.sidebar.collapsed + .main { margin-left: var(--sidebar-collapsed-w); }
.sidebar.collapsed .sidebar-brand .name,
.sidebar.collapsed .sidebar-brand .sub,
.sidebar.collapsed .nav-item span,
.sidebar.collapsed .sidebar-footer { display: none; }
.sidebar.collapsed .sidebar-brand { justify-content: center; padding: 22px 0 18px; }
.sidebar.collapsed .sidebar-collapse-btn { position: absolute; right: -12px; top: 26px; background: #fff; box-shadow: var(--shadow-sm); }
.sidebar.collapsed .nav-item { justify-content: center; padding: 10px 0; }
.sidebar.collapsed .nav-item.active::before { left: 0; }

.sidebar-collapse-btn {
  width: 26px; height: 26px; border-radius: 8px; border: 1px solid var(--border); background: #fff;
  display: flex; align-items: center; justify-content: center; color: var(--text-muted); cursor: pointer;
  flex-shrink: 0; transition: all .15s var(--ease); margin-left: auto;
}
.sidebar-collapse-btn:hover { background: #f7f7fc; color: var(--text); }
.sidebar.collapsed .sidebar-collapse-btn svg { transform: rotate(180deg); }

@media (max-width: 900px) {
  .sidebar.collapsed { width: var(--sidebar-w); }
  .sidebar.collapsed + .main { margin-left: 0; }
  .sidebar.collapsed .sidebar-brand .name,
  .sidebar.collapsed .sidebar-brand .sub,
  .sidebar.collapsed .nav-item span,
  .sidebar.collapsed .sidebar-footer { display: block; }
  .sidebar-collapse-btn { display: none; }
}