/* IBD Dashboard — Rooms, Semester, Calendar, Misc Pages */
/* ─────────────────────────────────────────────
   21. SEMESTER WIZARD
   ───────────────────────────────────────────── */
.wiz-overlay       { position: fixed; top: 0; left: 0; width: 100%; height: 100%; background: rgba(0,0,0,0.4); z-index: 1000; display: none; align-items: center; justify-content: center; }
.wiz-overlay.open  { display: flex; }
.wiz-overlay.open .wiz-box { animation: modalIn .2s cubic-bezier(.34,1.56,.64,1); }
.wiz-box           { background: var(--bg-card); border-radius: var(--radius-xl); width: 100%; max-width: 680px; max-height: 90vh; overflow: hidden; display: flex; flex-direction: column; box-shadow: var(--shadow-lg); }

.wiz-header        { background: var(--text-primary); padding: 20px 24px; display: flex; justify-content: space-between; align-items: center; flex-shrink: 0; }
.wiz-header-left h2 { font-size: 15px; font-weight: 700; color: #fff; margin-bottom: 2px; }
.wiz-header-left p  { font-size: 11px; color: rgba(255,255,255,0.5); }
.wiz-close         { background: rgba(255,255,255,0.1); border: none; color: #fff; width: 28px; height: 28px; border-radius: 50%; cursor: pointer; font-size: 14px; display: flex; align-items: center; justify-content: center; }

.wiz-steps         { display: flex; padding: 0 24px; background: #f9fafb; border-bottom: 0.5px solid var(--border-card); flex-shrink: 0; overflow-x: auto; }
.wiz-step          { padding: 12px 16px; font-size: 11px; color: var(--text-muted); display: flex; align-items: center; gap: 6px; border-bottom: 2px solid transparent; white-space: nowrap; }
.wiz-step.active   { color: var(--text-primary); border-bottom-color: var(--accent); font-weight: 600; }
.wiz-step.done     { color: var(--success); }
.wiz-step-num      { width: 18px; height: 18px; border-radius: 50%; background: #e5e7eb; color: var(--text-secondary); font-size: 10px; display: flex; align-items: center; justify-content: center; font-weight: 600; flex-shrink: 0; }
.wiz-step.active .wiz-step-num { background: var(--accent); color: #fff; }
.wiz-step.done  .wiz-step-num  { background: var(--success); color: #fff; }

.wiz-body          { flex: 1; overflow-y: auto; padding: 24px; background: var(--bg-card); }
.wiz-footer        { padding: 16px 24px; border-top: 0.5px solid var(--border-card); display: flex; justify-content: space-between; align-items: center; flex-shrink: 0; background: var(--bg-card); }

.wiz-btn-next      { padding: 9px 24px; border-radius: 7px; border: none; background: var(--text-primary); color: #fff; font-size: 12px; cursor: pointer; font-weight: 500; transition: background .15s; }
.wiz-btn-next:hover { background: #2d2d4e; }
.wiz-btn-back      { padding: 9px 16px; border-radius: 7px; border: 0.5px solid #ddd; background: transparent; color: #555; font-size: 12px; cursor: pointer; }
.wiz-btn-back:hover { background: #f9fafb; color: var(--text-primary); }
.wiz-btn-launch    { padding: 9px 24px; border-radius: 7px; border: none; background: var(--success); color: #fff; font-size: 12px; cursor: pointer; font-weight: 500; }

.wiz-field         { margin-bottom: 14px; }
.wiz-field label   { display: block; font-size: 11px; font-weight: 500; color: var(--text-secondary); margin-bottom: 5px; }
.wiz-field input,
.wiz-field select  { width: 100%; padding: 9px 12px; border: 0.5px solid #e0e0e0; border-radius: 7px; font-size: 12px; outline: none; background: var(--bg-card); color: var(--text-primary); }
.wiz-field input:focus { border-color: var(--accent); }

.wiz-row           { display: flex; gap: 12px; }
.wiz-row .wiz-field { flex: 1; }

.wiz-toggle        { display: flex; gap: 8px; margin-bottom: 14px; }
.wiz-toggle-btn    { flex: 1; padding: 10px; border-radius: var(--radius-sm); border: 0.5px solid #e0e0e0; background: var(--bg-card); color: var(--text-secondary); font-size: 12px; cursor: pointer; text-align: center; transition: all .15s; }
.wiz-toggle-btn.active { background: var(--text-primary); color: #fff; border-color: var(--text-primary); }

.wiz-info    { background: var(--accent-light); border: 0.5px solid #bfdbfe; border-radius: 8px; padding: 10px 14px; font-size: 11px; color: var(--accent); margin-bottom: 14px; }
.wiz-warn    { background: #fef3e2; border: 0.5px solid #f5d99a; border-radius: 8px; padding: 10px 14px; font-size: 11px; color: var(--warning-dark); margin-bottom: 14px; }
.wiz-success { background: #eaf3de; border: 0.5px solid #c0dd97; border-radius: 8px; padding: 10px 14px; font-size: 11px; color: var(--success); margin-bottom: 14px; }

.class-assign-list   { display: flex; flex-direction: column; gap: 8px; max-height: 300px; overflow-y: auto; }
.class-assign-item   { background: #fafbfc; border: 0.5px solid var(--border-card); border-radius: 8px; padding: 10px 14px; }
.class-assign-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 8px; cursor: pointer; }
.class-assign-title  { font-size: 12px; font-weight: 600; color: var(--text-primary); }
.class-assign-sub    { font-size: 10px; color: var(--text-muted); }
.class-assign-toggle { font-size: 10px; color: var(--accent); }
.class-assign-body   { display: none; }
.class-assign-body.open { display: block; }


/* ─────────────────────────────────────────────
   22. SEMESTER PAGE
   ───────────────────────────────────────────── */
.sem-page-header { display: flex; justify-content: space-between; align-items: flex-start; margin-bottom: 20px; }
.sem-status      { display: inline-flex; align-items: center; gap: 6px; padding: 4px 12px; border-radius: 99px; font-size: 11px; font-weight: 500; }
.sem-status.open   { background: #eaf3de; color: var(--success); }
.sem-status.closed { background: #f5f5f5; color: #888; }
.sem-status.none   { background: #fef3e2; color: var(--warning-dark); }

.sem-card        { background: var(--bg-card); border: 0.5px solid var(--border-card); border-radius: 10px; padding: 16px; margin-bottom: 12px; box-shadow: var(--shadow-card); }
.sem-card h3     { font-size: 13px; font-weight: 600; color: var(--text-primary); margin-bottom: 4px; }
.sem-card p      { font-size: 11px; color: var(--text-muted); margin-bottom: 12px; }
.sem-card-row    { display: flex; gap: 8px; flex-wrap: wrap; }

.sem-action-btn  { padding: 8px 16px; border-radius: 7px; font-size: 12px; cursor: pointer; font-weight: 500; }
.sem-open-btn    { border: none; background: var(--text-primary); color: #fff; }
.sem-close-btn   { border: 0.5px solid var(--danger); background: transparent; color: var(--danger); }
.sem-close-btn:hover { background: #fde8e8; }

.sem-archive-table { background: var(--bg-card); border: 0.5px solid var(--border-card); border-radius: 10px; overflow: hidden; box-shadow: var(--shadow-card); }

.review-item       { display: flex; justify-content: space-between; padding: 6px 0; border-bottom: 0.5px solid #f5f5f5; font-size: 12px; }
.review-item:last-child { border-bottom: none; }
.review-label { color: var(--text-muted); }
.review-val   { font-weight: 500; color: var(--text-primary); }
.review-warn  { color: var(--danger-dark); }


/* ─────────────────────────────────────────────
   23. MONITOR LOG
   ───────────────────────────────────────────── */
.ml-stat-row  { display: grid; grid-template-columns: repeat(5,1fr); gap: 8px; margin-bottom: 14px; }
.ml-scard     { display: flex; align-items: center; gap: 10px; padding: 10px 12px; border-radius: 10px; border: 0.5px solid var(--border-card); background: var(--bg-card); box-shadow: var(--shadow-card); }
.ml-scard-ico { width: 34px; height: 34px; border-radius: 8px; display: flex; align-items: center; justify-content: center; font-size: 17px; flex-shrink: 0; }
.ml-scard-num { font-size: 19px; font-weight: 700; line-height: 1; color: var(--text-primary); }
.ml-scard-lbl { font-size: 10px; color: var(--text-muted); margin-top: 2px; }

.ml-toolbar   { display: flex; gap: 8px; margin-bottom: 10px; align-items: center; flex-wrap: wrap; }
.ml-toolbar input { padding: 7px 12px; border: 0.5px solid #e0e0e0; border-radius: 8px; font-size: 12px; outline: none; background: var(--bg-card); color: var(--text-primary); width: 200px; }

.ml-tbl-wrap  { overflow-x: auto; border-radius: 10px; border: 0.5px solid var(--border-card); background: var(--bg-card); margin-bottom: 12px; box-shadow: var(--shadow-card); }
.ml-tbl       { border-collapse: collapse; font-size: 12px; width: 100%; min-width: 600px; }
.ml-tbl thead th { padding: 8px; text-align: center; font-size: 10px; font-weight: 500; color: var(--text-muted); white-space: nowrap; cursor: pointer; user-select: none; background: #fafbfc; border-bottom: 0.5px solid var(--border-card); }
.ml-tbl thead th:first-child { text-align: left; padding-left: 14px; min-width: 160px; }
.ml-tbl thead th:last-child  { text-align: center; min-width: 80px; }
.ml-tbl tbody tr { border-top: 0.5px solid #f5f5f5; }
.ml-tbl tbody tr:hover { background: #f9fafb; }
.ml-tbl td    { padding: 7px 8px; text-align: center; vertical-align: middle; color: var(--text-primary); }
.ml-tbl td:first-child { text-align: left; padding-left: 14px; }

.ml-stu-name  { font-size: 12px; font-weight: 500; color: var(--text-primary); }
.ml-stu-id    { font-size: 10px; color: var(--text-muted); }

.ml-cbadge    { display: inline-flex; align-items: center; justify-content: center; width: 22px; height: 22px; border-radius: 50%; font-size: 10px; font-weight: 500; }

/* Monitor log badge colours */
.ml-bp { background: #eaf3de; color: #3B6D11; }
.ml-bl { background: #fef3e2; color: #854F0B; }
.ml-ba { background: var(--accent-light); color: var(--accent); }
.ml-bu { background: #fde8e8; color: var(--danger-dark); }
.ml-bn { background: #f5f5f5; color: var(--text-muted); }
.ml-pct { font-size: 11px; font-weight: 500; }

.ml-stage     { display: inline-flex; align-items: center; gap: 4px; padding: 3px 8px; border-radius: 6px; font-size: 10px; font-weight: 500; white-space: nowrap; }
.ml-s-ok   { background: #eaf3de; color: #3B6D11; }
.ml-s-w1   { background: #fef3e2; color: #854F0B; }
.ml-s-w2   { background: #fde8e8; color: var(--danger-dark); }
.ml-s-drop { background: #F7C1C1; color: #501313; }

.ml-legend      { display: flex; gap: 12px; padding: 8px 14px; border-top: 0.5px solid var(--border-card); flex-wrap: wrap; align-items: center; }
.ml-legend-item { display: flex; align-items: center; gap: 5px; font-size: 11px; color: #888; }


/* ─────────────────────────────────────────────
   24. CALENDAR
   ───────────────────────────────────────────── */
.cal-grid        { display: grid; grid-template-columns: repeat(7,1fr); gap: 1px; background: #e5e7eb; border-radius: 10px; overflow: hidden; }
.cal-head        { background: #f9fafb; padding: 8px 0; text-align: center; font-size: 10px; font-weight: 600; color: var(--text-muted); text-transform: uppercase; letter-spacing: .05em; }
.cal-day         { background: var(--bg-card); min-height: 72px; padding: 6px; cursor: pointer; transition: background .1s; position: relative; }
.cal-day:hover   { background: #f0f4ff; }
.cal-day.other-month      { background: #f9fafb; }
.cal-day.other-month .cal-day-num { color: var(--text-muted); }
.cal-day.today            { background: var(--accent-light); }
.cal-day.today .cal-day-num { color: var(--accent); font-weight: 700; }
.cal-day.is-holiday       { background: #f5f5f5; }
.cal-day.is-weekend .cal-day-num { color: var(--text-muted); }
.cal-day-num     { font-size: 12px; font-weight: 500; color: var(--text-primary); margin-bottom: 4px; }
.cal-tag         { font-size: 9px; padding: 2px 6px; border-radius: 4px; font-weight: 500; display: inline-block; margin-top: 2px; }
.cal-tag.normal      { background: #eaf3de; color: #27500a; }
.cal-tag.online      { background: #eff6ff; color: var(--accent); }
.cal-tag.cancelled   { background: #fde8e8; color: var(--danger-dark); }
.cal-tag.room_change { background: #fef3e2; color: var(--warning-dark); }
.cal-tag.holiday     { background: #f3f4f6; color: var(--text-muted); }
.cal-tag.noclass     { background: #f0f0f0; color: #bbb; }


/* ─────────────────────────────────────────────
   25. EMPTY STATES
   ───────────────────────────────────────────── */
.empty-state      { background: var(--bg-card); border: 0.5px solid var(--border-card); border-radius: var(--radius-md); padding: 3rem 2rem; text-align: center; box-shadow: var(--shadow-sm); }
.empty-state-icon { font-size: 36px; margin-bottom: 14px; display: block; line-height: 1; color: #aaa; }
.empty-state h3   { font-size: 14px; font-weight: 600; color: var(--text-primary); margin-bottom: 6px; }
.empty-state p    { font-size: 12px; color: var(--text-muted); margin-bottom: 16px; max-width: 360px; margin-left: auto; margin-right: auto; line-height: 1.6; }
.empty-state-btn  { padding: 8px 20px; border-radius: 7px; border: none; background: var(--text-primary); color: #fff; font-size: 12px; cursor: pointer; font-weight: 500; transition: opacity .15s; }
.empty-state-btn:hover { background: #2d2d4e; }


/* ─────────────────────────────────────────────
   26. LECTURER PILL
   ───────────────────────────────────────────── */
.lec-pill-mini    { display: flex; align-items: center; gap: 5px; padding: 4px 7px; border: 0.5px solid #e0e0e0; border-radius: 6px; cursor: pointer; background: #fafafa; min-height: 26px; transition: border-color .12s; }
.lec-pill-mini:hover { border-color: var(--accent); }
.lec-pill-av      { width: 18px; height: 18px; border-radius: 50%; background: var(--accent-light); color: var(--accent); font-size: 9px; font-weight: 600; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.lec-pill-empty   { font-size: 10px; color: #bbb; font-style: italic; }
.lec-pill-name    { font-size: 10px; color: var(--text-primary); font-weight: 500; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; max-width: 80px; }


/* ─────────────────────────────────────────────
   27. SKELETON LOADING
   ───────────────────────────────────────────── */
/* Generic shimmer skeleton */
.skel {
  background: linear-gradient(90deg, #f0f0f0 25%, #e8e8e8 50%, #f0f0f0 75%);
  background-size: 200% 100%;
  animation: shimmer 1.4s ease infinite;
  border-radius: 6px;
}
.skeleton {
  background: linear-gradient(90deg, #f3f4f6 25%, #e5e7eb 50%, #f3f4f6 75%);
  background-size: 200% 100%;
  animation: shimmer 1.2s ease-in-out infinite;
  border-radius: 6px;
  display: inline-block;
}
.skeleton-row {
  height: 14px; border-radius: 4px;
  background: linear-gradient(90deg, #f3f4f6 25%, #e5e7eb 50%, #f3f4f6 75%);
  background-size: 200% 100%;
  animation: shimmer 1.2s ease-in-out infinite;
  margin-bottom: 8px;
}


/* ─────────────────────────────────────────────
   28. TOAST
   ───────────────────────────────────────────── */
.ibd-toast {
  position: fixed; bottom: 30px; left: 50%;
  transform: translateX(-50%) translateY(20px);
  border-radius: 99px; font-size: 12px; font-weight: 500;
  z-index: 9999;
  background: #1f2937; color: #fff;
  box-shadow: var(--shadow-lg);
  padding: 10px 20px;
  display: flex; align-items: center; gap: 8px;
  opacity: 0; animation: toastIn .3s ease forwards;
}
.ibd-toast.hide      { animation: toastOut .3s ease forwards; }
.ibd-toast-icon      { font-size: 14px; flex-shrink: 0; }


/* ─────────────────────────────────────────────
   29. DARK MODE TOGGLE — iOS pill
   ───────────────────────────────────────────── */
.dark-toggle  { display: flex; align-items: center; justify-content: center; background: none; border: none; cursor: pointer; margin-left: auto; padding: 4px; border-radius: 99px; }
.dark-toggle:hover { opacity: 0.8; }
.dm-track     { width: 38px; height: 22px; border-radius: 99px; background: rgba(255,255,255,0.2); position: relative; transition: background .25s; flex-shrink: 0; display: block; }
.dm-thumb     { width: 18px; height: 18px; border-radius: 50%; background: #fff; position: absolute; top: 2px; left: 2px; transition: transform .25s; box-shadow: 0 1px 4px rgba(0,0,0,0.3); }


/* ─────────────────────────────────────────────
   30. BUTTON CLICK FEEDBACK
   ───────────────────────────────────────────── */
.addclass-btn:active, .modal-save:active, .savebtn:active,
.rt-addbtn:active, .login-btn:active, .wiz-btn-next:active,
.wiz-btn-launch:active, .msave:active { transform: scale(0.97); }


/* ─────────────────────────────────────────────
   31. GENERIC INPUTS (light mode defaults)
   ───────────────────────────────────────────── */
input:not([type="file"]), select, textarea {
  background: var(--bg-card);
  border-color: #e0e0e0;
  color: var(--text-primary);
}
input:focus, select:focus { border-color: var(--accent); outline: none; }
input::placeholder { color: var(--text-muted); }


/* ─────────────────────────────────────────────
   32. EDIT / DELETE BUTTONS
   ───────────────────────────────────────────── */
.delbtn  { padding: 2px 8px; border-radius: 4px; border: 0.5px solid var(--danger); background: #fef2f2; color: var(--danger); font-size: 10px; cursor: pointer; transition: background .12s, transform .1s; }
.delbtn:hover  { background: #fee2e2; transform: scale(1.04); }
.editbtn { padding: 2px 8px; border-radius: 4px; border: 0.5px solid var(--accent); background: var(--accent-light); color: var(--accent); font-size: 10px; cursor: pointer; margin-right: 4px; transition: background .12s, transform .1s; }
.editbtn:hover { background: #d0e8f8; transform: scale(1.04); }