/* Portal (Admin/Dashboard) - clean modern UI layered on top of index.css */
:root{
  --vb-accent:#2E939A;
  --vb-accent-2:#247a85;
  --vb-bg:#f6f7f9;
  --vb-card:#ffffff;
  --vb-text:#0f172a;
  --vb-muted:#64748b;
  --vb-border:rgba(15,23,42,.10);
  --vb-shadow:0 12px 30px rgba(15,23,42,.10);
}

.portal{
  background:var(--vb-bg);
}

.portal-header{
  max-width:1200px;
  margin:0 auto 1.25rem auto;
  display:flex;
  align-items:flex-start;
  justify-content:space-between;
  gap:1rem;
  flex-wrap:wrap;
}

.portal-title{
  margin:0;
  font-size:clamp(1.7rem,3vw,2.3rem);
  font-weight:800;
  color:var(--vb-text);
  letter-spacing:-.02em;
}

.portal-subtitle{
  margin:.35rem 0 0 0;
  color:var(--vb-muted);
  max-width:70ch;
}

.portal-toolbar{
  display:flex;
  gap:.5rem;
  align-items:center;
  flex-wrap:wrap;
  justify-content:flex-end;
}

/* Make chips look nicer when used for child selector */
#childChoices.vb-chips{
  justify-content:center;
}

.vb-chip{
  box-shadow:0 8px 18px rgba(15,23,42,.08);
}

.vb-chip input{
  accent-color: var(--vb-accent);
}

.vb-card{
  background:var(--vb-card);
  border:1px solid var(--vb-border);
  border-radius:14px;
  box-shadow:0 18px 40px rgba(15,23,42,.10);
  overflow:hidden;
}

.vb-card + .vb-card{ margin-top:1rem; }

.vb-card-head{
  padding:1rem 1.1rem;
  border-bottom:1px solid var(--vb-border);
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:.75rem;
  flex-wrap:wrap;
}

.vb-card-title{
  margin:0;
  font-size:1.05rem;
  font-weight:800;
  color:var(--vb-text);
}

.vb-card-body{ padding:1rem 1.1rem; }

.vb-grid{
  max-width:1200px;
  width:100%;
  margin:0 auto;
  display:grid;
  grid-template-columns:1.15fr .85fr;
  gap:1rem;
}
@media (max-width: 980px){
  .vb-grid{ grid-template-columns:1fr; }
}

/* Single-column stack (use when we never want side-by-side) */
.vb-stack{
  max-width:1200px;
  margin:0 auto;
  display:grid;
  grid-template-columns:1fr;
  gap:1rem;
}

/* File input sizing (responsive) */
.vb-file{
  max-width:340px;
}
@media (max-width: 650px){
  .vb-file{ max-width:none; }
}

/* Buttons */
.vb-btn{
  border:none;
  background:linear-gradient(180deg, #f3f6f9 0%, #e6edf3 100%);
  color:var(--vb-text);
  padding:.75rem 1rem;
  border-radius:12px;
  font-weight:700;
  cursor:pointer;
  transition:transform .12s ease, background .18s ease, box-shadow .18s ease, filter .18s ease;
  box-shadow:0 6px 16px rgba(15,23,42,.08);
}
.vb-btn:hover{ filter:brightness(1.02); transform:translateY(-1px); box-shadow:0 10px 22px rgba(15,23,42,.12); }
.vb-btn:active{ transform:translateY(0); }
.vb-btn-primary{
  background:linear-gradient(135deg, var(--vb-accent) 0%, #34b8b3 55%, #1e90ff 130%);
  color:#fff;
  box-shadow:0 14px 30px rgba(46,147,154,.22);
}
.vb-btn-primary:hover{ filter:brightness(1.02); }
.vb-btn-danger{ background:#ef4444; color:#fff; }
.vb-btn-danger:hover{ background:#dc2626; }
.vb-btn-ghost{ background:transparent; border:1px solid var(--vb-border); }
.vb-btn-ghost:hover{ background:#f2f5f8; }
.vb-btn[disabled]{ opacity:.55; cursor:not-allowed; transform:none; }

/* Inputs */
.vb-input, .vb-textarea{
  width:100%;
  border:1px solid var(--vb-border);
  border-radius:12px;
  padding:.85rem .95rem;
  background:#fff;
  color:var(--vb-text);
  outline:none;
  font-weight:600;
}
.vb-input:focus, .vb-textarea:focus{
  border-color:rgba(46,147,154,.45);
  box-shadow:0 0 0 4px rgba(46,147,154,.12);
}
.vb-textarea{ min-height:120px; resize:vertical; }
.vb-help{ color:var(--vb-muted); font-size:.92rem; }
.vb-status{ color:var(--vb-muted); font-size:.92rem; }

/* Tabs */
.vb-tabs{
  display:flex;
  gap:.5rem;
  flex-wrap:wrap;
}
.vb-tab{
  padding:.7rem 1rem;
  border-radius:999px;
  border:1px solid var(--vb-border);
  background:#fff;
  font-weight:800;
  cursor:pointer;
}
.vb-tab[aria-selected="true"]{
  background:rgba(46,147,154,.10);
  border-color:rgba(46,147,154,.35);
  color:var(--vb-accent-2);
}

/* Chips (checkbox/radio-like) */
.vb-chips{ display:flex; flex-wrap:wrap; gap:.45rem; }
.vb-chip{
  display:inline-flex;
  align-items:center;
  gap:.45rem;
  border:1px solid var(--vb-border);
  background:linear-gradient(180deg, #ffffff 0%, #fbfdff 100%);
  border-radius:999px;
  padding:.55rem .8rem;
  cursor:pointer;
  user-select:none;
  font-weight:700;
}
.vb-chip input{ transform:scale(1.15); }
.vb-chip--on{
  background:linear-gradient(180deg, rgba(46,147,154,.14) 0%, rgba(46,147,154,.08) 100%);
  border-color:rgba(46,147,154,.40);
}

/* Calendar month grid */
.vb-months{
  display:grid;
  grid-template-columns:repeat(auto-fit, minmax(220px, 1fr));
  gap:.75rem;
}
.vb-month-title{
  margin:0 0 .5rem 0;
  font-weight:900;
  color:var(--vb-text);
}
.vb-month-grid{
  display:grid;
  grid-template-columns:repeat(7, minmax(34px, 1fr));
  gap:6px;
}
.vb-dow{
  font-size:.78rem;
  color:var(--vb-muted);
  font-weight:800;
  text-align:center;
  padding:.15rem 0;
}
.vb-day{
  border:1px solid var(--vb-border);
  background:#fff;
  border-radius:10px;
  padding:.45rem .45rem;
  min-height:38px;
  display:flex;
  align-items:flex-start;
  justify-content:flex-start;
  font-weight:900;
  cursor:pointer;
  transition:transform .12s ease, background .18s ease, border-color .18s ease;
}
.vb-day:hover{ transform:translateY(-1px); background:#f7fafc; }
.vb-day[disabled]{ opacity:.55; cursor:not-allowed; transform:none; }
.vb-day--empty{ background:transparent; border:none; cursor:default; }
.vb-day--session{ background:rgba(46,147,154,.12); border-color:rgba(46,147,154,.25); }
.vb-day--selected{ outline:2px solid var(--vb-accent); }
.vb-day--canceled{ background:#e5e7eb; border-color:#d1d5db; color:#334155; }
.vb-day--picked{ outline:2px solid #1e90ff; box-shadow:0 0 0 4px rgba(30,144,255,.12); }

/* Today marker: filled red circle around the day number */
.vb-day__num{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-width:28px;
  height:28px;
  padding:0 8px;
  border-radius:999px;
}
.vb-day--today .vb-day__num{
  background:#ef4444;
  color:#fff;
}

/* Status pills */
.vb-pill{
  display:inline-flex;
  align-items:center;
  gap:.4rem;
  padding:.4rem .7rem;
  border-radius:999px;
  border:1px solid var(--vb-border);
  background:#fff;
  font-weight:800;
}
.vb-pill--green{ background:rgba(34,197,94,.12); border-color:rgba(34,197,94,.25); }
.vb-pill--red{ background:rgba(239,68,68,.12); border-color:rgba(239,68,68,.25); }
.vb-pill--gray{ background:rgba(148,163,184,.14); border-color:rgba(148,163,184,.25); }
.vb-pill--blue{ background:rgba(59,130,246,.12); border-color:rgba(59,130,246,.25); }

/* Table */
.vb-table{
  width:100%;
  border-collapse:separate;
  border-spacing:0;
  overflow:hidden;
  border:1px solid var(--vb-border);
  border-radius:14px;
}
.vb-table th, .vb-table td{
  padding:.75rem .8rem;
  border-bottom:1px solid var(--vb-border);
  text-align:left;
  vertical-align:top;
}
.vb-table th{
  background:#f1f5f9;
  font-weight:900;
  color:#0b1220;
  font-size:.92rem;
}
.vb-table tr:last-child td{ border-bottom:none; }

.vb-row{
  display:flex;
  gap:.75rem;
  align-items:center;
  flex-wrap:wrap;
}

.vb-divider{ height:1px; background:var(--vb-border); margin:.85rem 0; }