@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@400;500;600;700&display=swap');

:root {
  --bg: #faf6f1;
  --bg-warm: #f3ece4;
  --card: #ffffff;
  --text: #3d4556;
  --muted: #8a93a8;
  --primary: #6b9fd4;
  --primary-dark: #4f84bc;
  --primary-soft: #e8f2fa;
  --primary-text: #3d6a96;
  --sage: #7fb89a;
  --sage-soft: #e8f5ee;
  --sage-dark: #4d8a6e;
  --lavender: #a99bd4;
  --lavender-soft: #f0ebfa;
  --lavender-dark: #6b5a9e;
  --peach: #e8b89a;
  --peach-soft: #faf0e8;
  --sky: #9ecae8;
  --sky-soft: #edf6fc;
  --cream: #fff9f2;
  --student: #6bb8d9;
  --parent: #a99bd4;
  --teacher: #e8b86d;
  --admin: #94a3b8;
  --border: #ebe4dc;
  --border-soft: #f4efe9;
  --shadow: 0 4px 22px rgba(61, 69, 86, 0.07);
  --shadow-sm: 0 2px 10px rgba(61, 69, 86, 0.05);
  --radius: 18px;
  --radius-sm: 12px;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: 'Plus Jakarta Sans', 'Segoe UI', system-ui, sans-serif;
  color: var(--text);
  background:
    radial-gradient(ellipse 90% 55% at 50% -15%, rgba(158, 202, 232, 0.28) 0%, transparent 55%),
    radial-gradient(ellipse 50% 45% at 100% 20%, rgba(232, 184, 154, 0.18) 0%, transparent 50%),
    radial-gradient(ellipse 45% 40% at 0% 80%, rgba(168, 213, 181, 0.16) 0%, transparent 50%),
    linear-gradient(180deg, var(--bg-warm) 0%, var(--bg) 100%);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--primary-dark); text-decoration: none; }
a:hover { color: var(--primary-text); }
.shell { max-width: 960px; margin: 0 auto; padding: 1rem; }
.topbar {
  display: flex; align-items: center; justify-content: space-between;
  gap: 1rem; margin-bottom: 1rem;
}
.brand { font-weight: 700; font-size: 1.12rem; color: var(--text); letter-spacing: -0.02em; }
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 1.25rem;
  margin-bottom: 1rem;
}
.choice-grid { display: grid; gap: 0.85rem; max-width: 440px; margin: 0 auto; }
.choice-btn {
  display: flex; align-items: center; gap: 1rem;
  width: 100%; text-align: left;
  border: 1.5px solid var(--border);
  border-radius: var(--radius); padding: 1rem 1.15rem;
  background: var(--card); cursor: pointer; font: inherit;
  transition: transform .15s ease, box-shadow .15s ease, border-color .15s ease;
  box-shadow: var(--shadow-sm);
}
.choice-btn:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow);
  border-color: var(--primary);
}
.choice-btn .icon {
  width: 48px; height: 48px; border-radius: 14px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.35rem; color: #fff;
  box-shadow: 0 4px 12px rgba(61, 69, 86, 0.12);
}
.choice-student .icon { background: linear-gradient(135deg, #7ec8e8 0%, var(--student) 100%); }
.choice-parent .icon { background: linear-gradient(135deg, #c4b5e8 0%, var(--parent) 100%); }
.choice-teacher .icon { background: linear-gradient(135deg, #f0cc8a 0%, var(--teacher) 100%); }
.choice-admin .icon { background: linear-gradient(135deg, #b8c4d4 0%, var(--admin) 100%); }
.choice-label { display: block; font-weight: 700; color: var(--text); }
.choice-hint { display: block; color: var(--muted); font-size: 0.9rem; margin-top: 0.15rem; }
.landing { text-align: center; padding: 2.5rem 1rem 2rem; }
.landing h1 {
  margin: 0 0 0.35rem;
  font-size: 2rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  color: var(--text);
}
.landing p { color: var(--muted); margin: 0 0 1.75rem; font-size: 1.05rem; }
.form-grid { display: grid; gap: 0.75rem; max-width: 360px; margin: 0 auto; }
input, select, textarea, button {
  font: inherit;
}
input, select, textarea {
  width: 100%; padding: 0.7rem 0.85rem;
  border: 1.5px solid var(--border); border-radius: var(--radius-sm);
  background: var(--cream);
  color: var(--text);
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}
input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(107, 159, 212, 0.2);
}
textarea { min-height: 100px; resize: vertical; }
.btn {
  border: none; border-radius: var(--radius-sm); padding: 0.7rem 1rem;
  cursor: pointer; font-weight: 600;
  transition: transform 0.12s ease, box-shadow 0.12s ease, background 0.12s ease;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  color: #fff;
  box-shadow: 0 4px 14px rgba(79, 132, 188, 0.28);
}
.btn-primary:hover { box-shadow: 0 6px 18px rgba(79, 132, 188, 0.35); }
.btn-ghost {
  background: var(--primary-soft);
  color: var(--primary-text);
}
.btn-ghost:hover { background: #dceaf7; }
.btn-block { width: 100%; }
.error { color: #d45d5d; font-size: 0.9rem; min-height: 1.2rem; }
.hidden { display: none !important; }
.tabs { display: flex; gap: 0.45rem; flex-wrap: wrap; margin-bottom: 1rem; }
.tab {
  border: 1.5px solid var(--border); background: var(--card);
  border-radius: 999px; padding: 0.45rem 0.95rem; cursor: pointer;
  color: var(--muted); font-weight: 600; font-size: 0.88rem;
  transition: all 0.15s ease;
}
.tab:hover { border-color: var(--primary); color: var(--primary-text); background: var(--primary-soft); }
.tab.active {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  color: #fff;
  border-color: transparent;
  box-shadow: 0 3px 12px rgba(79, 132, 188, 0.25);
}
.class-list { display: grid; gap: 0.65rem; }
.class-card {
  border: 1.5px solid var(--border); border-radius: var(--radius-sm);
  padding: 0.95rem 1.05rem; cursor: pointer; background: var(--cream);
  transition: border-color 0.15s ease, box-shadow 0.15s ease, transform 0.12s ease;
}
.class-card:hover {
  border-color: var(--sage);
  box-shadow: var(--shadow-sm);
  transform: translateY(-1px);
  background: var(--sage-soft);
}
.class-card small { color: var(--muted); }
.section-title {
  font-size: 0.78rem; text-transform: uppercase; letter-spacing: .06em;
  color: var(--muted); margin: 1rem 0 0.5rem; font-weight: 700;
}
.msg-list { display: grid; gap: 0.6rem; max-height: 320px; overflow: auto; }
.msg {
  border-radius: var(--radius-sm); padding: 0.65rem 0.85rem; max-width: 85%;
}
.msg.student, .msg.parent { background: var(--sky-soft); margin-right: auto; border: 1px solid rgba(158, 202, 232, 0.35); }
.msg.teacher { background: var(--peach-soft); margin-left: auto; border: 1px solid rgba(232, 184, 154, 0.4); }
.msg-meta { font-size: 0.75rem; color: var(--muted); margin-bottom: 0.2rem; }
.table-wrap { overflow: auto; }
table { width: 100%; border-collapse: collapse; font-size: 0.92rem; }
th, td { border-bottom: 1px solid var(--border); padding: 0.5rem; text-align: left; }
.lp-view h2 { margin-top: 0; }
.lp-block { margin-bottom: 1rem; }
.lp-block h3 { margin: 0 0 0.35rem; font-size: 0.95rem; color: var(--muted); }
.lp-block pre {
  white-space: pre-wrap; font-family: inherit; margin: 0;
  background: var(--cream); padding: 0.75rem; border-radius: var(--radius-sm);
  border: 1px solid var(--border-soft);
}

/* —— Attendance (teacher) —— */
.att-toolbar { display: flex; gap: 0.75rem; flex-wrap: wrap; align-items: end; margin-bottom: 0.75rem; }
.att-date-label { font-weight: 600; font-size: 0.9rem; }
.att-alert { padding: 0.65rem 0.85rem; border-radius: 12px; margin-bottom: 0.85rem; font-size: 0.92rem; }
.att-alert-ok { background: #ecfdf5; color: #047857; border: 1px solid #a7f3d0; }
.att-alert-error { background: #fef2f2; color: #b91c1c; border: 1px solid #fecaca; }
.att-student-list { display: grid; gap: 0.75rem; }
.att-student-card {
  border: 1.5px solid var(--border); border-radius: var(--radius-sm);
  padding: 0.85rem 1rem; background: var(--cream);
}
.att-student-head { display: flex; justify-content: space-between; gap: 0.75rem; align-items: center; flex-wrap: wrap; margin-bottom: 0.6rem; }
.att-student-name { flex: 1; min-width: 120px; }
.att-head-right { display: flex; align-items: center; gap: 0.5rem; margin-left: auto; flex-wrap: wrap; justify-content: flex-end; }
.att-plan-btn { flex-shrink: 0; white-space: nowrap; }
.att-badges { display: flex; flex-wrap: wrap; gap: 0.35rem; align-items: center; }
.att-badge { font-size: 0.72rem; padding: 0.15rem 0.45rem; border-radius: 999px; font-weight: 600; }
.att-badge-planned { background: var(--peach-soft); color: #a66b42; border: 1px solid rgba(232, 184, 154, 0.5); }
.att-badge-excused { background: var(--sky-soft); color: var(--primary-text); border: 1px solid rgba(158, 202, 232, 0.45); }
.att-save-status { font-size: 0.75rem; color: var(--muted); }
.att-save-status.ok { color: #16a34a; }
.att-save-status.err { color: #dc2626; }
.att-btn-row { display: flex; gap: 0.45rem; flex-wrap: wrap; }
.att-status-btn {
  border: 1.5px solid var(--border); background: var(--card); border-radius: var(--radius-sm);
  padding: 0.45rem 0.85rem; font-weight: 700; cursor: pointer; font-size: 0.88rem;
  transition: all 0.12s ease;
}
.att-present.active { background: var(--sage-soft); border-color: var(--sage); color: var(--sage-dark); }
.att-tardy.active { background: #fff8e6; border-color: #e8c86d; color: #8a6d2e; }
.att-absent.active { background: #fceeed; border-color: #e8a8a0; color: #a64d45; }
.att-excuse-row { display: flex; gap: 0.5rem; flex-wrap: wrap; align-items: center; margin-top: 0.55rem; }
.att-excuse-label { display: flex; align-items: center; gap: 0.35rem; font-size: 0.88rem; font-weight: 600; white-space: nowrap; }
.att-excuse-input { flex: 1; min-width: 160px; }
.planned-range { display: flex; gap: 0.75rem; flex-wrap: wrap; }
.planned-range label { display: flex; flex-direction: column; gap: 0.25rem; font-size: 0.88rem; font-weight: 600; }
.planned-mark { color: #92400e; font-weight: 700; }
.muted { color: var(--muted); }
.small { font-size: 0.85rem; }
.modal {
  position: fixed; inset: 0; background: rgba(61, 69, 86, 0.32);
  backdrop-filter: blur(4px);
  display: flex; align-items: center; justify-content: center; padding: 1rem; z-index: 100;
}
.modal-card {
  background: var(--card); border-radius: var(--radius); padding: 1.35rem;
  width: min(420px, 100%); max-height: 90vh; overflow: auto;
  box-shadow: var(--shadow-lg); border: 1px solid var(--border);
}
.modal-wide { width: min(960px, 100%); }
.planned-item { display: flex; justify-content: space-between; gap: 0.5rem; align-items: center; padding: 0.4rem 0; border-bottom: 1px solid var(--border); font-size: 0.9rem; }
.report-scroll { overflow: auto; margin-bottom: 1rem; }
.report-table { border-collapse: collapse; font-size: 0.78rem; min-width: 100%; }
.report-table th, .report-table td { border: 1px solid var(--border); padding: 0.25rem 0.35rem; text-align: center; }
.report-table .name-col { text-align: left; min-width: 100px; position: sticky; left: 0; background: #fff; }
.report-summary { width: 100%; border-collapse: collapse; font-size: 0.88rem; margin-top: 0.5rem; }
.report-summary th, .report-summary td { border-bottom: 1px solid var(--border); padding: 0.4rem; text-align: left; }
.sym-present { color: #16a34a; font-weight: 700; }
.sym-tardy { color: #ca8a04; font-weight: 700; }
.sym-absent { color: #dc2626; font-weight: 700; }
.holiday-cell { background: #f1f5f9; color: #64748b; }
.empty-cell { color: #cbd5e1; }
.err { color: #dc2626; }

.grades-toolbar-minimal { display: flex; justify-content: space-between; align-items: center; gap: 0.75rem; flex-wrap: wrap; margin-bottom: 0.75rem; }
.admin-toolbar { display: flex; gap: 0.5rem; flex-wrap: wrap; margin-bottom: 0.75rem; }
.admin-form-grid { max-width: 420px; }
.admin-feed { font-size: 0.82rem; }
.choice-admin { border-color: #94a3b8; }
.grades-entry-toolbar, .grades-log-toolbar {
  display: flex; gap: 0.5rem; flex-wrap: wrap; align-items: center; margin-bottom: 0.75rem;
}
.grades-section-title { margin: 1.25rem 0 0.5rem; font-size: 1rem; }
.grade-weight-summary {
  margin-bottom: 0.75rem; padding: 0.7rem 0.9rem;
  background: var(--lavender-soft); border-radius: var(--radius-sm);
  border: 1px solid rgba(169, 155, 212, 0.3);
}
.gw-chip {
  font-size: 0.8rem; padding: 0.22rem 0.6rem; border-radius: 999px;
  background: var(--card); color: var(--lavender-dark);
  border: 1px solid rgba(169, 155, 212, 0.35);
}
.lp-weights-box {
  margin-bottom: 1rem; padding: 0.85rem 1rem;
  background: var(--peach-soft); border: 1px solid rgba(232, 184, 154, 0.35);
  border-radius: var(--radius-sm);
}
.grades-table { width: 100%; border-collapse: collapse; font-size: 0.88rem; }
.grades-table th, .grades-table td { border-bottom: 1px solid var(--border); padding: 0.45rem 0.5rem; text-align: left; }
.grades-table .name-col { font-weight: 600; }
.grades-log { font-size: 0.82rem; }
.gw-editor { display: grid; gap: 0.5rem; margin: 0.75rem 0; }
.gw-row { display: flex; gap: 0.5rem; align-items: center; flex-wrap: wrap; }
.gw-add-row { display: flex; gap: 0.5rem; align-items: center; flex-wrap: wrap; }
.gw-chips { display: flex; flex-wrap: wrap; gap: 0.35rem; }
.ok { color: #16a34a; font-size: 0.9rem; }

.gb-wrap {
  max-width: 100%;
}
.gb-shell {
  display: flex;
  align-items: stretch;
  width: 100%;
  max-height: min(70vh, 640px);
  overflow-y: auto;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--card);
  box-shadow: var(--shadow-sm);
}
.gb-pane-left {
  flex: 0 0 148px;
  flex-shrink: 0;
  z-index: 4;
  background: var(--sage-soft);
  border-right: 1px solid rgba(127, 184, 154, 0.35);
  box-shadow: 4px 0 12px rgba(77, 138, 110, 0.06);
}
.gb-pane-right {
  flex: 0 0 84px;
  flex-shrink: 0;
  z-index: 4;
  background: var(--lavender-soft);
  border-left: 1px solid rgba(169, 155, 212, 0.35);
  box-shadow: -4px 0 12px rgba(107, 90, 158, 0.06);
}
.gb-pane-mid {
  flex: 1 1 0;
  min-width: 0;
  overflow-x: auto;
  overflow-y: hidden;
  -webkit-overflow-scrolling: touch;
  background: var(--cream);
}
.gb-table {
  border-collapse: separate;
  border-spacing: 0;
  font-size: 0.85rem;
}
.gb-table-side { width: 100%; table-layout: fixed; }
.gb-table-mid {
  table-layout: fixed;
  width: auto;
  max-width: none;
}
.gb-table th, .gb-table td {
  border-bottom: 1px solid var(--border-soft);
  border-right: 1px solid var(--border-soft);
  padding: 0.35rem 0.45rem;
  vertical-align: middle;
  box-sizing: border-box;
}
.gb-head-student {
  background: var(--sage);
  color: #fff;
  text-align: left;
  vertical-align: bottom;
  height: 56px;
  box-sizing: border-box;
  font-weight: 700;
}
.gb-head-final {
  background: var(--lavender);
  color: #fff;
  text-align: center;
  vertical-align: bottom;
  height: 56px;
  box-sizing: border-box;
  font-size: 0.78rem;
  line-height: 1.2;
  padding: 0.35rem 0.25rem;
  font-weight: 700;
}
.gb-col-head {
  position: relative;
  background: var(--sky-soft);
  width: 100px;
  min-width: 100px;
  max-width: 100px;
  height: 56px;
  max-height: 56px;
  text-align: center;
  vertical-align: bottom;
  padding: 1.15rem 0.15rem 0.25rem;
  overflow: hidden;
  box-sizing: border-box;
  border-bottom: 2px solid rgba(158, 202, 232, 0.5);
}
.gb-pane-right .gb-table th,
.gb-pane-right .gb-table td { border-right: none; }
.gb-pane-left .gb-table th,
.gb-pane-left .gb-table td { border-right: none; }
.gb-col-delete {
  position: absolute;
  top: 3px;
  right: 3px;
  border: none;
  background: rgba(255, 255, 255, 0.9);
  color: var(--muted);
  cursor: pointer;
  font-size: 0.9rem;
  line-height: 1;
  width: 18px;
  height: 18px;
  padding: 0;
  border-radius: 4px;
}
.gb-col-delete:hover { background: #fceeed; color: #c45d55; }
.gb-col-title {
  font-weight: 700;
  font-size: 0.72rem;
  line-height: 1.15;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.gb-col-meta {
  font-size: 0.62rem;
  line-height: 1.1;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.gb-col-cat { opacity: 0.85; }
.gb-score-cell {
  text-align: center;
  background: var(--card);
  width: 100px;
  min-width: 100px;
  max-width: 100px;
}
.gb-cell-input {
  width: 3.2rem;
  padding: 0.2rem 0.25rem;
  text-align: center;
  font-size: 0.85rem;
  border: 1.5px solid var(--border);
  border-radius: 8px;
  background: var(--cream);
}
.gb-cell-input.gb-saving { border-color: #e8c86d; }
.gb-cell-input.gb-saved { border-color: var(--sage); }
.gb-letter { display: block; font-size: 0.68rem; color: var(--muted); font-weight: 600; }
.gb-final {
  text-align: center;
  color: var(--lavender-dark);
  background: rgba(255, 255, 255, 0.55);
  font-weight: 700;
}
.gb-final .gb-letter { color: var(--lavender); }
.gb-col-new { background: #fff8e0 !important; }
.gb-col-empty {
  width: 220px;
  min-width: 220px;
  max-width: 220px;
  background: var(--cream);
  font-weight: 400;
  text-align: center;
}
.gb-col-empty .gb-col-title { font-weight: 500; font-size: 0.8rem; line-height: 1.35; padding: 0.5rem; }
.gb-name {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  font-weight: 600;
  background: transparent;
  color: var(--sage-dark);
}
.gb-pane-left .gb-name { background: transparent; }

/* Lesson plan calendar (Common Curriculum style) */
.lp-cal-panel { overflow: hidden; }
.lp-cal-toolbar {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.75rem;
  flex-wrap: wrap;
}
.lp-month-label { font-size: 1.1rem; min-width: 9rem; text-align: center; }
.lp-cal-layout {
  display: block;
  min-height: 320px;
}
.lp-cal-main { min-width: 0; }
.lp-lesson-backdrop {
  position: fixed;
  inset: 0;
  z-index: 9998;
  background: rgba(61, 69, 86, 0.28);
  backdrop-filter: blur(3px);
  border: none;
  padding: 0;
  cursor: pointer;
}
.lp-lesson-drawer {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: min(420px, 94vw);
  z-index: 9999;
  background: var(--card);
  padding: 1rem 1.1rem;
  overflow-y: auto;
  box-shadow: -12px 0 40px rgba(61, 69, 86, 0.12);
  border-left: 1px solid var(--border);
  transform: translateX(100%);
  transition: transform 0.24s ease;
  pointer-events: none;
}
.lp-lesson-drawer.is-open {
  transform: translateX(0);
  pointer-events: auto;
}
.lp-lesson-backdrop.hidden { display: none !important; }
body.lp-lesson-drawer-open { overflow: hidden; }
.lp-cal-grid {
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  overflow: hidden;
  background: linear-gradient(180deg, var(--lavender-soft) 0%, var(--peach-soft) 35%, var(--card) 100%);
}
.lp-cal-head {
  padding: 0.5rem;
  text-align: center;
  font-weight: 700;
  font-size: 0.8rem;
  color: var(--muted);
  background: rgba(255, 255, 255, 0.75);
  border-bottom: 1px solid var(--border-soft);
}
.lp-cal-day {
  min-height: 110px;
  border-right: 1px solid var(--border-soft);
  border-bottom: 1px solid var(--border-soft);
  padding: 0.35rem;
  background: rgba(255, 255, 255, 0.6);
  vertical-align: top;
}
.lp-cal-day:nth-child(5n) { border-right: none; }
.lp-cal-day-off {
  background: repeating-linear-gradient(-45deg, var(--cream), var(--cream) 6px, var(--border-soft) 6px, var(--border-soft) 12px);
  opacity: 0.65;
}
.lp-cal-day-holiday { background: var(--sky-soft); }
.lp-cal-day-num { font-weight: 700; font-size: 0.85rem; color: var(--text); margin-bottom: 0.25rem; }
.lp-cal-holiday { font-size: 0.62rem; color: var(--muted); line-height: 1.2; margin-bottom: 0.25rem; }
.lp-cal-slots { display: flex; flex-direction: column; gap: 0.3rem; }
.lp-slot-card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.1rem;
  width: 100%;
  text-align: left;
  border: 2px solid var(--slot-border, #cbd5e1);
  background: var(--slot-bg, #f8fafc);
  border-radius: 10px;
  padding: 0.35rem 0.45rem;
  cursor: pointer;
  font: inherit;
  color: inherit;
  position: relative;
  transition: transform 0.12s ease, box-shadow 0.12s ease;
  user-select: none;
  -webkit-user-select: none;
}
.lp-slot-card:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}
.lp-slot-card.lp-slot-active {
  box-shadow: 0 0 0 2px var(--primary);
  transform: translateY(-1px);
}
.lp-slot-card:hover { transform: translateY(-1px); box-shadow: 0 4px 14px rgba(61, 69, 86, 0.1); }
.lp-slot-title { font-weight: 700; font-size: 0.72rem; line-height: 1.2; color: var(--text); }
.lp-slot-meta { font-size: 0.62rem; color: var(--muted); line-height: 1.2; }
.lp-slot-badge {
  position: absolute;
  top: 4px;
  right: 6px;
  font-size: 0.65rem;
  color: var(--sage-dark);
  font-weight: 700;
}
.lp-slot-filled { box-shadow: inset 0 0 0 1px rgba(255,255,255,0.6); }
.lp-slot-subject {
  display: inline-block;
  font-weight: 700;
  font-size: 0.62rem;
  line-height: 1.2;
  padding: 0.1rem 0.35rem;
  border-radius: 999px;
  border: 1px solid;
  color: var(--text);
}
.lp-drawer-panel, .lp-drawer {
  background: var(--card);
  padding: 1rem 1.1rem;
  overflow-y: auto;
}
.lp-drawer {
  flex: 0 0 340px;
  max-width: 42%;
  border-left: 1px solid var(--border);
  box-shadow: -8px 0 24px rgba(0,0,0,0.06);
}
.lp-drawer.hidden { display: none !important; }
#lpAdminLayout.lp-drawer-open { display: flex; min-height: 420px; }
#lpAdminLayout.lp-drawer-open .lp-cal-main { flex: 1; min-width: 0; }
#lpAdminLayout:not(.lp-drawer-open) .lp-drawer { display: none; }
.lp-drawer-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 0.5rem; margin-bottom: 1rem; }
.lp-drawer-date { font-size: 0.95rem; font-weight: 700; color: var(--sage-dark); }
.lp-field-label {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--muted);
  margin-bottom: 0.3rem;
}
.lp-field input, .lp-field textarea, .lp-field select {
  width: 100%;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 0.55rem 0.65rem;
  font: inherit;
  background: var(--cream);
  resize: vertical;
}
.lp-field-objectives .lp-field-label { color: var(--primary-text); }
.lp-field-procedure .lp-field-label { color: var(--lavender-dark); }
.lp-field-homework .lp-field-label { color: #b87850; }
.lp-field-value {
  background: var(--cream);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-sm);
  padding: 0.65rem 0.75rem;
  font-size: 0.9rem;
  line-height: 1.45;
  white-space: pre-wrap;
}
.lp-subjects-panel {
  margin-bottom: 0.75rem;
  padding: 0.75rem 0.85rem;
  background: var(--sky-soft);
  border: 1px solid rgba(158, 202, 232, 0.35);
  border-radius: var(--radius-sm);
}
.lp-subject-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  background: var(--card);
  border: 1px solid rgba(158, 202, 232, 0.4);
  border-radius: 999px;
  padding: 0.15rem 0.55rem 0.15rem 0.35rem;
  font-size: 0.78rem;
}
.lp-color-opt.is-active { box-shadow: 0 0 0 2px var(--primary); }
.lp-drawer-meta { font-size: 0.78rem; color: var(--muted); margin-top: 0.15rem; }
.lp-field { margin-bottom: 0.85rem; }
.lp-field textarea { min-height: 72px; }
.lp-field-etc .lp-field-label { color: var(--muted); }
.lp-drawer-actions { display: flex; gap: 0.5rem; flex-wrap: wrap; margin-top: 1rem; }
.lp-field-read { margin-bottom: 1rem; }
@media (max-width: 900px) {
  #lpAdminLayout.lp-drawer-open { flex-direction: column; }
  #lpAdminLayout.lp-drawer-open .lp-drawer { flex: none; max-width: none; max-height: 50vh; }
}

.lp-subjects-head { margin-bottom: 0.5rem; font-size: 0.9rem; }
.lp-subject-class { margin-bottom: 0.45rem; }
.lp-subject-class-name { font-size: 0.75rem; color: var(--muted); margin-bottom: 0.2rem; }
.lp-subject-chips { display: flex; flex-wrap: wrap; gap: 0.35rem; }
.lp-subject-name { font-weight: 600; }
.lp-color-picker { position: relative; display: inline-flex; }
.lp-color-swatch {
  width: 16px;
  height: 16px;
  border-radius: 50%;
  border: 2px solid;
  cursor: pointer;
  padding: 0;
  flex-shrink: 0;
}
.lp-color-menu {
  position: absolute;
  top: calc(100% + 4px);
  left: 0;
  z-index: 20;
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem;
  padding: 0.35rem;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow);
  min-width: 120px;
}
.lp-color-menu.hidden { display: none !important; }
.lp-color-opt {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  border: 2px solid var(--swatch-border, #cbd5e1);
  background: var(--swatch-bg, #f3f4f6);
  cursor: pointer;
  padding: 0;
}
.lp-color-opt.is-active { box-shadow: 0 0 0 2px #2563eb; }
.lp-color-opt:hover { transform: scale(1.08); }
.lp-subject-remove {
  border: none;
  background: transparent;
  color: #94a3b8;
  cursor: pointer;
  font-size: 1rem;
  line-height: 1;
  padding: 0 0.1rem;
}
.lp-subject-remove:hover { color: #dc2626; }
.lp-add-subject-form {
  display: flex;
  gap: 0.35rem;
  flex-wrap: wrap;
  margin-top: 0.5rem;
  align-items: center;
}
.lp-add-subject-form select,
.lp-add-subject-form input { flex: 1; min-width: 7rem; }

/* —— Messenger FAB —— */
.salt-messenger { position: fixed; inset: 0; pointer-events: none; z-index: 900; }
.salt-messenger * { pointer-events: auto; }
.msg-fab {
  position: fixed;
  left: max(1rem, env(safe-area-inset-left));
  right: auto;
  bottom: max(1rem, env(safe-area-inset-bottom));
  width: 3.25rem;
  height: 3.25rem;
  border: none;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--sage) 0%, #6b9b7a 100%);
  color: #fff;
  box-shadow: 0 8px 24px rgba(74, 124, 89, 0.35);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}
.msg-fab:hover { transform: translateY(-2px); box-shadow: 0 12px 28px rgba(74, 124, 89, 0.4); }
.msg-fab-badge {
  position: absolute;
  top: -0.15rem;
  right: -0.15rem;
  min-width: 1.25rem;
  height: 1.25rem;
  padding: 0 0.35rem;
  border-radius: 999px;
  background: #dc2626;
  color: #fff;
  font-size: 0.68rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px solid var(--cream);
}
.msg-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(30, 41, 59, 0.35);
  z-index: 901;
}
.msg-panel {
  position: fixed;
  left: max(0.75rem, env(safe-area-inset-left));
  right: auto;
  bottom: calc(4.5rem + env(safe-area-inset-bottom));
  width: min(22rem, calc(100vw - 1.5rem));
  max-height: min(32rem, calc(100vh - 6rem - env(safe-area-inset-top)));
  background: var(--card);
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  z-index: 902;
  transform: translateY(12px) scale(0.98);
  opacity: 0;
  visibility: hidden;
  transition: transform 0.2s ease, opacity 0.2s ease, visibility 0.2s;
}
.msg-panel.open {
  transform: translateY(0) scale(1);
  opacity: 1;
  visibility: visible;
}
.msg-panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 0.85rem;
  border-bottom: 1px solid var(--border-soft);
  background: var(--cream);
}
.msg-panel-body { flex: 1; min-height: 0; display: flex; flex-direction: column; }
.msg-view-threads, .msg-view-chat { flex: 1; min-height: 0; display: flex; flex-direction: column; }
.msg-thread-list {
  overflow: auto;
  padding: 0.35rem;
  max-height: min(28rem, calc(100vh - 10rem));
}
.msg-thread-item {
  width: 100%;
  text-align: left;
  border: 1px solid transparent;
  background: transparent;
  border-radius: var(--radius-sm);
  padding: 0.7rem 0.75rem;
  cursor: pointer;
  transition: background 0.12s ease, border-color 0.12s ease;
}
.msg-thread-item:hover { background: var(--sage-soft); border-color: var(--border-soft); }
.msg-thread-top { display: flex; align-items: center; justify-content: space-between; gap: 0.5rem; }
.msg-thread-sub { font-size: 0.78rem; color: var(--muted); margin-top: 0.15rem; }
.msg-thread-preview { font-size: 0.85rem; color: var(--text); margin-top: 0.25rem; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.msg-thread-unread {
  min-width: 1.2rem;
  height: 1.2rem;
  padding: 0 0.3rem;
  border-radius: 999px;
  background: var(--sage);
  color: #fff;
  font-size: 0.68rem;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.msg-chat-head {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.55rem 0.65rem;
  border-bottom: 1px solid var(--border-soft);
}
.msg-back-btn { font-size: 1.4rem; line-height: 1; padding: 0.2rem 0.5rem; }
.msg-chat-title { display: flex; flex-direction: column; min-width: 0; }
.msg-chat-title span { font-size: 0.78rem; color: var(--muted); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.msg-chat-body {
  flex: 1;
  overflow: auto;
  padding: 0.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
  min-height: 12rem;
  max-height: min(22rem, calc(100vh - 14rem));
  background: linear-gradient(180deg, var(--cream) 0%, #fff 100%);
}
.msg-bubble {
  max-width: 88%;
  padding: 0.55rem 0.7rem;
  border-radius: 14px;
  font-size: 0.92rem;
  line-height: 1.45;
}
.msg-bubble.mine {
  align-self: flex-end;
  background: var(--peach-soft);
  border: 1px solid rgba(232, 184, 154, 0.45);
}
.msg-bubble.theirs {
  align-self: flex-start;
  background: var(--sky-soft);
  border: 1px solid rgba(158, 202, 232, 0.4);
}
.msg-bubble-meta { font-size: 0.72rem; color: var(--muted); margin-bottom: 0.2rem; }
.msg-compose {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 0.45rem;
  padding: 0.65rem;
  border-top: 1px solid var(--border-soft);
  background: var(--card);
}
.msg-compose-input {
  grid-column: 1 / -1;
  resize: none;
  min-height: 2.5rem;
  max-height: 6rem;
}
.msg-send-btn { justify-self: end; }
.msg-empty { color: var(--muted); text-align: center; padding: 1.5rem 0.75rem; font-size: 0.9rem; }

@media (max-width: 640px) {
  .msg-panel {
    right: 0;
    left: 0;
    bottom: 0;
    width: 100%;
    max-height: none;
    height: min(92vh, calc(100vh - env(safe-area-inset-top)));
    border-radius: var(--radius) var(--radius) 0 0;
    transform: translateY(100%);
  }
  .msg-panel.open { transform: translateY(0); }
  .msg-fab { bottom: max(1.25rem, env(safe-area-inset-bottom)); left: max(1.25rem, env(safe-area-inset-left)); right: auto; }
  .msg-chat-body { max-height: none; flex: 1; }
  .msg-thread-list { max-height: none; flex: 1; }
}

/* —— Messenger live indicator —— */
.msg-live-dot {
  position: absolute;
  bottom: 0.2rem;
  left: 0.2rem;
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 999px;
  background: #22c55e;
  border: 2px solid var(--cream);
  box-shadow: 0 0 0 2px rgba(34, 197, 94, 0.35);
}

/* —— FullCalendar lesson plan (MIT) —— */
.lp-fc-mount {
  --fc-border-color: var(--border-soft);
  --fc-today-bg-color: var(--sage-soft);
  --fc-event-border-color: transparent;
}
.lp-fc-mount .fc {
  font-family: inherit;
  font-size: 0.85rem;
}
.lp-fc-mount .fc-daygrid-event {
  border-radius: 8px;
  padding: 1px 4px;
  margin-bottom: 2px;
  cursor: pointer;
  font-size: 0.75rem;
}
.lp-fc-mount .fc-day-sat,
.lp-fc-mount .fc-day-sun {
  display: none;
}
.lp-fc-holiday {
  font-size: 0.65rem;
  margin-top: 0.15rem;
}

/* —— AG Grid gradebook (Community / MIT) —— */
.gb-ag-wrap {
  width: 100%;
  max-height: min(70vh, 640px);
  overflow: auto;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-sm);
}
.ag-theme-salt.ag-theme-quartz {
  --ag-font-family: 'Plus Jakarta Sans', 'Segoe UI', system-ui, sans-serif;
  --ag-font-size: 13px;
  --ag-background-color: var(--card);
  --ag-foreground-color: var(--text);
  --ag-border-color: var(--border-soft);
  --ag-secondary-border-color: var(--border-soft);
  --ag-header-background-color: var(--sky-soft);
  --ag-header-foreground-color: var(--text);
  --ag-odd-row-background-color: var(--cream);
  --ag-row-hover-color: var(--sage-soft);
  --ag-selected-row-background-color: var(--sage-soft);
  --ag-range-selection-border-color: var(--sage);
  --ag-input-focus-border-color: var(--sage);
  --ag-checkbox-checked-color: var(--sage);
  --ag-border-radius: 8px;
  --ag-wrapper-border-radius: var(--radius-sm);
  --ag-cell-horizontal-padding: 8px;
}
.ag-theme-salt .ag-header-cell.gb-ag-name-header {
  background: var(--sage) !important;
  color: #fff !important;
  font-weight: 700;
}
.ag-theme-salt .ag-header-cell.gb-ag-final-header {
  background: var(--lavender) !important;
  color: #fff !important;
  font-weight: 700;
}
.ag-theme-salt .ag-header-cell.gb-ag-score-header {
  background: var(--sky-soft);
  border-bottom: 2px solid rgba(158, 202, 232, 0.55);
}
.ag-theme-salt .ag-header-cell.gb-col-new,
.ag-theme-salt .ag-cell.gb-col-new {
  background: #fff8e0 !important;
}
.ag-theme-salt .ag-cell.gb-ag-name-cell {
  background: var(--sage-soft);
  font-weight: 600;
  text-align: left;
}
.ag-theme-salt .ag-pinned-right-cols-container .ag-cell,
.ag-theme-salt .ag-pinned-right-header .ag-header-cell {
  background: var(--lavender-soft);
}
.ag-theme-salt .gb-ag-col-head {
  position: relative;
  width: 100%;
  text-align: center;
  line-height: 1.15;
  padding: 0.1rem 1rem 0.1rem 0.1rem;
}
.ag-theme-salt .gb-ag-col-head .gb-col-title {
  font-weight: 700;
  font-size: 0.72rem;
  white-space: normal;
  word-break: break-word;
  line-height: 1.15;
}
.ag-theme-salt .gb-ag-col-head .gb-col-meta {
  font-size: 0.62rem;
  color: var(--muted);
  margin-top: 0.1rem;
}
.ag-theme-salt .gb-ag-col-head .gb-col-delete {
  position: absolute;
  top: 2px;
  right: 2px;
}
.ag-theme-salt .gb-ag-score-cell,
.ag-theme-salt .gb-ag-final-cell {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.1rem;
  height: 100%;
}
.ag-theme-salt .gb-ag-score {
  font-size: 0.9rem;
  font-weight: 600;
}
.ag-theme-salt .gb-ag-final-cell strong {
  color: var(--lavender-dark);
  font-size: 0.95rem;
}
.ag-theme-salt .gb-letter {
  font-size: 0.68rem;
  color: var(--muted);
  font-weight: 600;
  line-height: 1;
}
.ag-theme-salt .ag-cell-focus:not(.ag-cell-range-selected):focus-within {
  border-color: var(--sage) !important;
}
@media (max-width: 640px) {
  .gb-ag-wrap { max-height: min(65vh, 520px); }
  .ag-theme-salt.ag-theme-quartz { --ag-font-size: 12px; }
}

/* —— Student registry —— */
.sr-layout {
  display: grid;
  grid-template-columns: minmax(220px, 280px) 1fr;
  gap: 1rem;
  min-height: 28rem;
}
.sr-sidebar {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  min-height: 0;
}
.sr-toolbar {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.sr-search, .sr-filter-class, .sr-filter-status {
  width: 100%;
  padding: 0.45rem 0.6rem;
  border: 1px solid var(--border-soft);
  border-radius: 0.5rem;
  background: #fff;
}
.sr-list {
  flex: 1;
  min-height: 0;
  overflow: auto;
  border: 1px solid var(--border-soft);
  border-radius: 0.75rem;
  background: var(--cream);
}
.sr-list-items { display: flex; flex-direction: column; }
.sr-list-item {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  width: 100%;
  padding: 0.65rem 0.75rem;
  border: none;
  border-bottom: 1px solid var(--border-soft);
  background: transparent;
  text-align: left;
  cursor: pointer;
}
.sr-list-item:hover, .sr-list-item.active { background: var(--sage-soft); }
.sr-list-meta { min-width: 0; }
.sr-list-meta strong { display: block; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.sr-detail {
  border: 1px solid var(--border-soft);
  border-radius: 0.75rem;
  padding: 1rem;
  background: #fff;
  min-height: 20rem;
}
.sr-detail-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.75rem;
  margin-bottom: 0.75rem;
}
.sr-detail-title { display: flex; align-items: center; gap: 0.75rem; }
.sr-section-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  margin-bottom: 1rem;
}
.sr-section-tab {
  border: 1px solid var(--border-soft);
  background: var(--cream);
  border-radius: 999px;
  padding: 0.35rem 0.75rem;
  font-size: 0.82rem;
  cursor: pointer;
}
.sr-section-tab.active {
  background: var(--sage);
  color: #fff;
  border-color: var(--sage);
}
.sr-form-grid, .sr-read-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.65rem 0.85rem;
}
.sr-form-grid label, .sr-span2 { grid-column: span 1; }
.sr-span2 { grid-column: 1 / -1; }
.sr-form-grid input, .sr-form-grid select, .sr-form-grid textarea {
  width: 100%;
  margin-top: 0.2rem;
}
.sr-photo-row {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1rem;
}
.sr-photo-box { flex-shrink: 0; }
.sr-photo-lg, .sr-photo-sm, .sr-photo-xs, .sr-avatar-fallback {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  object-fit: cover;
  background: var(--lavender-soft);
  color: var(--ink);
  font-weight: 700;
}
.sr-photo-lg, .sr-avatar-fallback.sr-photo-lg { width: 5.5rem; height: 5.5rem; font-size: 1.25rem; }
.sr-photo-sm, .sr-avatar-fallback.sr-photo-sm { width: 3rem; height: 3rem; font-size: 0.9rem; }
.sr-photo-xs, .sr-avatar-fallback.sr-photo-xs { width: 2.25rem; height: 2.25rem; font-size: 0.72rem; flex-shrink: 0; }
.sr-photo-upload { cursor: pointer; }
.sr-fields { display: flex; flex-direction: column; gap: 0.65rem; }
.sr-field-edit {
  display: grid;
  grid-template-columns: 1fr 1.4fr auto;
  gap: 0.5rem;
  align-items: start;
}
.sr-field-read {
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--border-soft);
}
.sr-field-label { font-size: 0.78rem; color: var(--muted); font-weight: 600; margin-bottom: 0.15rem; }
.sr-field-value { white-space: pre-wrap; }
.sr-field-label-input, .sr-field-value-input {
  width: 100%;
  padding: 0.45rem 0.55rem;
  border: 1px solid var(--border-soft);
  border-radius: 0.45rem;
}
@media (max-width: 900px) {
  .sr-layout { grid-template-columns: 1fr; }
  .sr-list { max-height: 14rem; }
  .sr-form-grid, .sr-read-grid { grid-template-columns: 1fr; }
  .sr-field-edit { grid-template-columns: 1fr; }
}

/* —— Class registry —— */
.cr-layout {
  display: grid;
  grid-template-columns: minmax(200px, 260px) 1fr;
  gap: 1rem;
  min-height: 24rem;
}
.cr-sidebar { display: flex; flex-direction: column; gap: 0.75rem; }
.cr-class-list {
  border: 1px solid var(--border-soft);
  border-radius: 0.75rem;
  background: var(--cream);
  overflow: auto;
  max-height: 28rem;
}
.cr-class-item {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.15rem;
  width: 100%;
  padding: 0.7rem 0.8rem;
  border: none;
  border-bottom: 1px solid var(--border-soft);
  background: transparent;
  text-align: left;
  cursor: pointer;
}
.cr-class-item:hover, .cr-class-item.active { background: var(--sage-soft); }
.cr-detail-grid {
  display: grid;
  grid-template-columns: minmax(240px, 320px) 1fr;
  gap: 1rem;
}
.cr-form-card, .cr-roster-card {
  border: 1px solid var(--border-soft);
  border-radius: 0.75rem;
  padding: 1rem;
  background: #fff;
}
.cr-roster-card.muted-box { opacity: 0.85; }
.cr-class-form {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}
.cr-class-form label { display: flex; flex-direction: column; gap: 0.2rem; font-size: 0.85rem; }
.cr-class-form input { padding: 0.45rem 0.55rem; border: 1px solid var(--border-soft); border-radius: 0.45rem; }
.cr-form-days { display: flex; flex-wrap: wrap; gap: 0.35rem 0.6rem; }
.cr-day-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  font-size: 0.82rem;
  padding: 0.2rem 0.45rem;
  border: 1px solid var(--border-soft);
  border-radius: 999px;
  background: var(--cream);
}
.cr-field-label { display: block; font-size: 0.78rem; color: var(--muted); font-weight: 600; margin-bottom: 0.25rem; }
.cr-roster { display: flex; flex-direction: column; gap: 0.45rem; margin-bottom: 1rem; }
.cr-roster-row, .cr-import-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--border-soft);
}
.cr-import-panel { margin-top: 1rem; padding-top: 1rem; border-top: 1px solid var(--border-soft); }
.cr-import-search {
  width: 100%;
  margin: 0.5rem 0 0.75rem;
  padding: 0.45rem 0.6rem;
  border: 1px solid var(--border-soft);
  border-radius: 0.5rem;
}
.cr-import-list { max-height: 16rem; overflow: auto; }
@media (max-width: 900px) {
  .cr-layout, .cr-detail-grid { grid-template-columns: 1fr; }
}

/* —— Timetables —— */
.tt-week-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 0.5rem;
  margin-bottom: 1rem;
}
.tt-day-col {
  border: 1px solid var(--border-soft);
  border-radius: 0.65rem;
  background: var(--cream);
  min-height: 6rem;
}
.tt-day-head {
  padding: 0.45rem 0.55rem;
  font-weight: 700;
  font-size: 0.82rem;
  border-bottom: 1px solid var(--border-soft);
  background: var(--sage-soft);
  border-radius: 0.65rem 0.65rem 0 0;
  text-align: center;
}
.tt-day-body { padding: 0.45rem; display: flex; flex-direction: column; gap: 0.35rem; }
.tt-day-empty { text-align: center; padding: 0.75rem 0; }
.tt-slot {
  background: #fff;
  border: 1px solid var(--border-soft);
  border-left: 3px solid var(--sage);
  border-radius: 0.45rem;
  padding: 0.4rem 0.5rem;
  font-size: 0.8rem;
}
.tt-slot-time { color: var(--muted); font-size: 0.72rem; font-weight: 600; }
.tt-slot-subject { line-height: 1.3; }
.tt-slot-notes { color: var(--muted); font-size: 0.72rem; margin-top: 0.15rem; }
.tt-slot-actions { display: flex; gap: 0.25rem; margin-top: 0.25rem; }
.tt-slot-break {
  border-left-color: var(--lavender);
  background: var(--lavender-soft);
  opacity: 0.95;
}
.tt-setup-section { margin-bottom: 1.25rem; }
.tt-solver-ok { color: #16a34a; }
.tt-solver-warn code { font-size: 0.78rem; }
.tt-bell-table input, .tt-bell-table select { width: 100%; padding: 0.35rem; }
.tt-admin-toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: center;
  margin-bottom: 1rem;
}
.tt-mode-tabs { display: flex; gap: 0.35rem; flex-wrap: wrap; }
.tt-mode-btn {
  border: 1px solid var(--border-soft);
  background: var(--cream);
  border-radius: 999px;
  padding: 0.35rem 0.8rem;
  font-size: 0.82rem;
  cursor: pointer;
}
.tt-mode-btn.active { background: var(--sage); color: #fff; border-color: var(--sage); }
.tt-person-select {
  min-width: 14rem;
  padding: 0.45rem 0.6rem;
  border: 1px solid var(--border-soft);
  border-radius: 0.5rem;
}
.tt-slot-form {
  border: 1px solid var(--border-soft);
  border-radius: 0.75rem;
  padding: 1rem;
  margin-bottom: 1rem;
  background: #fff;
}
.tt-form-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.65rem;
}
.tt-form-grid label { display: flex; flex-direction: column; gap: 0.2rem; font-size: 0.85rem; }
.tt-form-grid input, .tt-form-grid select { padding: 0.4rem 0.5rem; border: 1px solid var(--border-soft); border-radius: 0.45rem; }
.tt-span2 { grid-column: span 2; }
.tt-day-lists { display: grid; gap: 0.75rem; }
.tt-day-section h4 { margin: 0 0 0.35rem; font-size: 0.9rem; }
.sr-subsection-title { margin: 1rem 0 0.5rem; font-size: 0.95rem; }
.sr-tt-mount { margin-bottom: 0.5rem; }
@media (max-width: 900px) {
  .tt-week-grid { grid-template-columns: 1fr 1fr; }
  .tt-form-grid { grid-template-columns: 1fr; }
  .tt-span2 { grid-column: span 1; }
}
@media (max-width: 520px) {
  .tt-week-grid { grid-template-columns: 1fr; }
}

/* —— Student portal —— */
.student-body { padding-bottom: 6.5rem; }
.student-shell { max-width: 720px; }
.student-panel { margin-bottom: 1rem; }
.stu-card { margin-bottom: 0.85rem; }
.stu-card h3 { margin: 0 0 0.5rem; font-size: 1.05rem; }
.stu-section-label {
  margin: 0.85rem 0 0.35rem;
  font-size: 0.8rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.login-card {
  max-width: 22rem;
  margin: 1.5rem auto 0;
  text-align: left;
}
.landing .login-card h2 { text-align: left; }
.stu-summary-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.65rem;
  margin-bottom: 0.85rem;
}
.stu-chip {
  background: #fff;
  border: 1px solid var(--border-soft);
  border-radius: 0.85rem;
  padding: 0.75rem 0.9rem;
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}
.stu-chip-label { font-size: 0.75rem; color: var(--muted); font-weight: 600; }
.stu-chip strong { font-size: 1.25rem; }
.stu-quick-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}
.stu-placeholder {
  border: 1px dashed var(--border-soft);
  border-radius: 0.75rem;
  padding: 1rem;
  background: var(--cream);
  color: var(--muted);
}
.buddy-chat {
  min-height: 200px;
  max-height: 45vh;
  overflow: auto;
  margin: 0.75rem 0;
  padding: 0.5rem;
  border: 1px solid var(--border-soft);
  border-radius: 0.75rem;
  background: var(--cream);
}
.buddy-chat .msg {
  margin-bottom: 0.65rem;
  padding: 0.55rem 0.7rem;
  border-radius: 0.65rem;
  background: #fff;
  border: 1px solid var(--border-soft);
}
.buddy-chat .msg.buddy { border-left: 3px solid var(--sage); }
.buddy-chat .msg.student { border-left: 3px solid var(--student); }
.buddy-chat .msg-meta {
  font-size: 0.72rem;
  color: var(--muted);
  margin-bottom: 0.2rem;
  font-weight: 600;
}
.stu-buddy-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
}
.buddy-chip { font-size: 0.78rem; }
.stu-list { list-style: none; padding: 0; margin: 0; }
.stu-list li {
  padding: 0.65rem 0;
  border-bottom: 1px solid var(--border-soft);
}
.stu-tabbar {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 0;
  background: rgba(255, 255, 255, 0.96);
  border-top: 1px solid var(--border-soft);
  padding: 0.35rem 0.25rem calc(0.35rem + env(safe-area-inset-bottom));
  z-index: 800;
  backdrop-filter: blur(8px);
}
.stu-tab {
  border: none;
  background: transparent;
  padding: 0.55rem 0.2rem;
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--muted);
  cursor: pointer;
}
.stu-tab.active { color: var(--sage); }
#dollarBalance { font-size: 1.6rem; display: block; margin-bottom: 0.5rem; }
@media (min-width: 720px) {
  .stu-summary-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
}

/* English Buddy float — bottom right (Mr. Park style) */
.buddy-float {
  position: fixed;
  right: max(1rem, env(safe-area-inset-right));
  bottom: max(1rem, env(safe-area-inset-bottom));
  z-index: 880;
  pointer-events: none;
}
.buddy-float.hidden { display: none !important; }
.buddy-float * { pointer-events: auto; }
.buddy-float-fab {
  width: 3.25rem;
  height: 3.25rem;
  border: none;
  border-radius: 999px;
  background: linear-gradient(135deg, #6b8fd4 0%, #4a6fb5 100%);
  color: #fff;
  box-shadow: 0 8px 24px rgba(74, 111, 181, 0.35);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}
.buddy-float-fab:hover { transform: translateY(-2px); }
.buddy-float-panel {
  display: none;
  position: relative;
  width: min(22rem, calc(100vw - 1.5rem));
  height: min(70vh, 34rem);
  min-width: 280px;
  min-height: 360px;
  max-width: min(560px, calc(100vw - 1.5rem));
  max-height: min(85vh, 720px);
  background: #fff;
  border: 1px solid var(--border-soft);
  border-radius: 1rem;
  box-shadow: 0 16px 40px rgba(30, 41, 59, 0.18);
  padding: 0.75rem;
  flex-direction: column;
  overflow: hidden;
}
.buddy-float:not(.panel-collapsed) .buddy-float-panel {
  display: flex;
}
.buddy-float:not(.panel-collapsed) .buddy-float-fab {
  display: none;
}
.buddy-float-head {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  margin-bottom: 0.35rem;
  flex-shrink: 0;
}
.buddy-float-title { font-size: 0.95rem; }
.buddy-head-spacer { flex: 1; }
.buddy-icon-btn {
  border: none;
  background: rgba(74, 111, 181, 0.12);
  color: #4a6fb5;
  width: 2rem;
  height: 2rem;
  border-radius: 999px;
  font-size: 1rem;
  line-height: 1;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.buddy-icon-btn:hover { background: rgba(74, 111, 181, 0.22); }
.buddy-icon-btn:disabled { opacity: 0.45; cursor: not-allowed; }
.buddy-minimize-btn { font-weight: 700; font-size: 1.15rem; }
.buddy-status-line { margin: 0 0 0.35rem; flex-shrink: 0; }
.buddy-float .buddy-chat {
  flex: 1;
  min-height: 0;
  max-height: none;
  margin: 0.35rem 0;
}
.buddy-compose {
  display: grid;
  gap: 0.45rem;
  flex-shrink: 0;
}
.buddy-compose textarea {
  width: 100%;
  resize: vertical;
  min-height: 3rem;
}
.buddy-resize-grip {
  display: none;
}
.buddy-float:not(.panel-collapsed) .buddy-resize-grip {
  display: block;
  position: absolute;
  left: 0;
  top: 0;
  width: 24px;
  height: 24px;
  z-index: 5;
  cursor: nwse-resize;
  touch-action: none;
  border-top-left-radius: 1rem;
  background:
    linear-gradient(315deg, transparent 0 42%, rgba(74, 111, 181, 0.25) 42% 48%, transparent 48%),
    linear-gradient(315deg, transparent 0 58%, rgba(74, 111, 181, 0.45) 58% 64%, transparent 64%),
    linear-gradient(315deg, transparent 0 74%, rgba(74, 111, 181, 0.7) 74% 80%, transparent 80%);
}
.buddy-float:not(.panel-collapsed) .buddy-resize-grip:hover {
  background:
    linear-gradient(315deg, transparent 0 42%, rgba(74, 111, 181, 0.4) 42% 48%, transparent 48%),
    linear-gradient(315deg, transparent 0 58%, rgba(74, 111, 181, 0.6) 58% 64%, transparent 64%),
    linear-gradient(315deg, transparent 0 74%, rgba(74, 111, 181, 0.85) 74% 80%, transparent 80%);
}
body.buddy-resize-active {
  user-select: none;
  cursor: nwse-resize;
}
.stu-tabbar { display: none !important; }

@media (max-width: 640px) {
  .buddy-float:not(.panel-collapsed) .buddy-float-panel {
    width: calc(100vw - 1.25rem) !important;
    height: min(78vh, 34rem) !important;
    max-width: none;
  }
  .buddy-resize-grip { display: none !important; }
}