:root, html[data-theme="light"] {
  --bg: #f7f8fa;
  --surface: #ffffff;
  --border: #e3e6ea;
  --ink: #1f2937;
  --ink-muted: #5f6b7a;
  --ink-faint: #9aa4b1;
  --accent: #2b6cb0;
  --accent-hover: #245a96;
  --danger: #c0392b;
  --success: #2f855a;
  --warning: #b07e1c;
  --shadow: 0 1px 2px rgba(15,23,42,.06), 0 4px 12px rgba(15,23,42,.04);
  --radius: 8px;
}
html[data-theme="dark"] {
  --bg: #0f172a;
  --surface: #1e293b;
  --border: #334155;
  --ink: #e5e7eb;
  --ink-muted: #94a3b8;
  --ink-faint: #64748b;
  --accent: #60a5fa;
  --accent-hover: #3b82f6;
  --danger: #f87171;
  --success: #4ade80;
  --warning: #fbbf24;
  --shadow: 0 1px 2px rgba(0,0,0,.4), 0 6px 16px rgba(0,0,0,.4);
}
html[data-theme="sepia"] {
  --bg: #f4ecd8;
  --surface: #fbf5e6;
  --border: #d8cdb1;
  --ink: #3a2c14;
  --ink-muted: #6b5a3d;
  --ink-faint: #9d8b6f;
  --accent: #8a5a2b;
  --accent-hover: #6e451d;
  --danger: #c0392b;
  --success: #5d8a3d;
  --warning: #b07e1c;
}

html[data-font-size="small"] body { font-size: 13.5px; }
html[data-font-size="normal"] body { font-size: 15px; }
html[data-font-size="large"] body { font-size: 17px; }
html[data-font-size="xl"] body { font-size: 19px; }

html[data-font-family="serif"] body {
  font-family: Georgia, "Iowan Old Style", "Apple Garamond", "Times New Roman", serif;
}
html[data-font-family="mono"] body {
  font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--accent); }
a:hover { color: var(--accent-hover); }

#app { min-height: 100vh; display: flex; flex-direction: column; }

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 24px;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
}
.brand { font-weight: 700; font-size: 18px; color: var(--ink); text-decoration: none; letter-spacing: -0.02em; }
.topnav { display: flex; gap: 14px; align-items: center; font-size: 14px; }
.topnav a { color: var(--ink-muted); text-decoration: none; }
.topnav a:hover { color: var(--ink); }
.topnav .badge {
  display: inline-block; padding: 2px 8px; border-radius: 999px;
  font-size: 12px; background: #ebf3fb; color: var(--accent);
}

main { flex: 1; padding: 32px 24px; }

.container { max-width: 1100px; margin: 0 auto; }
.container.narrow { max-width: 480px; }
.container.medium { max-width: 760px; }

h1 { font-size: 24px; margin: 0 0 8px; letter-spacing: -0.01em; }
h2 { font-size: 18px; margin: 24px 0 8px; }
h3 { font-size: 15px; margin: 18px 0 6px; color: var(--ink-muted); text-transform: uppercase; letter-spacing: 0.04em; }
.lead { color: var(--ink-muted); margin: 0 0 20px; }

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: var(--shadow);
}
.card.compact { padding: 16px; }
.card + .card { margin-top: 16px; }

.row { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; }
.row.between { justify-content: space-between; }
.spacer { flex: 1 1 auto; }

label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  margin: 12px 0 4px;
}
.inline-help { font-size: 12px; color: var(--ink-muted); margin: 4px 0 0; }

input[type="text"], input[type="email"], input[type="password"],
input[type="datetime-local"], input[type="search"],
textarea, select {
  width: 100%;
  padding: 9px 11px;
  border: 1px solid var(--border);
  border-radius: 6px;
  font: inherit;
  background: var(--surface);
  color: var(--ink);
  transition: border-color .15s, box-shadow .15s;
}
input:focus, textarea:focus, select:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(43,108,176,.18);
}
textarea { min-height: 80px; resize: vertical; }

.checkbox-row {
  display: flex; gap: 10px; margin: 16px 0 8px;
  align-items: flex-start; font-size: 13px;
  color: var(--ink-muted); line-height: 1.5;
}
.checkbox-row input[type="checkbox"] { margin-top: 3px; }
.checkbox-row label { margin: 0; font-size: 13px; font-weight: 400; color: inherit; }

.btn {
  display: inline-flex; align-items: center; gap: 6px;
  background: var(--accent); color: #fff; border: none;
  padding: 9px 16px; border-radius: 6px; font: inherit;
  font-weight: 600; cursor: pointer; transition: background .15s;
}
.btn:hover { background: var(--accent-hover); }
.btn:disabled { opacity: .55; cursor: not-allowed; }
.btn.btn-secondary { background: var(--surface); color: var(--ink); border: 1px solid var(--border); }
.btn.btn-secondary:hover { background: var(--bg); }
.btn.btn-danger { background: var(--danger); }
.btn.btn-danger:hover { background: #a02d20; }
.btn.btn-block { width: 100%; justify-content: center; }
.btn.btn-small { padding: 5px 10px; font-size: 13px; font-weight: 500; }
.btn.btn-ghost { background: transparent; color: var(--ink-muted); }
.btn.btn-ghost:hover { color: var(--ink); background: var(--bg); }

.alert { padding: 10px 12px; border-radius: 6px; font-size: 14px; margin: 12px 0; }
.alert.alert-error { background: #fdecea; color: #8a1a10; border: 1px solid #f5c2bd; }
.alert.alert-success { background: #e6f4ec; color: #1f5b3a; border: 1px solid #b6dac3; }
.alert.alert-info { background: #ebf3fb; color: #1d4e88; border: 1px solid #b5d2ec; }
.alert.alert-warning { background: #fff7e6; color: #8a5a0a; border: 1px solid #f3d96b; }

.form-actions { display: flex; gap: 8px; margin-top: 20px; }
.form-actions .btn { flex: 0 0 auto; }
.form-aside { margin-top: 20px; font-size: 14px; color: var(--ink-muted); }

.recovery-box {
  background: #fffbe6;
  border: 1px solid #f3d96b;
  padding: 14px 16px;
  border-radius: 6px;
  font-family: ui-monospace, "SF Mono", Menlo, monospace;
  font-size: 15px;
  letter-spacing: 0.02em;
  word-break: break-all;
  user-select: all;
  margin: 12px 0;
}
.code-pill {
  display: inline-block;
  background: #f3f4f6;
  border: 1px solid var(--border);
  padding: 3px 8px;
  border-radius: 6px;
  font-family: ui-monospace, "SF Mono", Menlo, monospace;
  font-size: 13px;
  user-select: all;
}

.toast {
  position: fixed; right: 24px; bottom: 24px;
  background: #1f2937; color: #fff;
  padding: 10px 14px; border-radius: 6px;
  font-size: 14px;
  box-shadow: 0 6px 20px rgba(0,0,0,.18);
  z-index: 50; max-width: 360px;
  opacity: 0; transform: translateY(8px);
  transition: opacity .15s, transform .15s;
}
.toast.is-visible { opacity: 1; transform: translateY(0); }
.toast.toast-error { background: var(--danger); }
.toast.toast-success { background: var(--success); }

.footer {
  padding: 18px 24px; text-align: center; color: var(--ink-muted);
  border-top: 1px solid var(--border); background: var(--surface); font-size: 13px;
}

.dashboard-empty { text-align: center; padding: 48px 24px; color: var(--ink-muted); }
.dashboard-empty h1 { color: var(--ink); }
.kvgrid {
  display: grid; grid-template-columns: max-content 1fr;
  gap: 6px 16px; font-size: 14px; margin: 16px 0;
}
.kvgrid dt { color: var(--ink-muted); }
.kvgrid dd { margin: 0; color: var(--ink); }

.spinner {
  width: 14px; height: 14px; border-radius: 50%;
  border: 2px solid rgba(255,255,255,.5); border-top-color: #fff;
  animation: spin .8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ========================================================================
   Therapist client list
   ====================================================================== */
.page-header {
  display: flex; align-items: center; justify-content: space-between;
  gap: 16px; margin-bottom: 16px; flex-wrap: wrap;
}
.page-header h1 { margin: 0; }

.dot {
  display: inline-block; width: 10px; height: 10px; border-radius: 50%;
  background: #cbd5e1; vertical-align: middle;
}
.dot.dot-active {
  background: #2f855a;
  box-shadow: 0 0 0 0 rgba(47,133,90,.6);
  animation: pulseDot 1.6s infinite;
}
@keyframes pulseDot {
  0% { box-shadow: 0 0 0 0 rgba(47,133,90,.55); }
  70% { box-shadow: 0 0 0 6px rgba(47,133,90,0); }
  100% { box-shadow: 0 0 0 0 rgba(47,133,90,0); }
}

.table-wrap {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
}
.table {
  width: 100%; border-collapse: collapse;
}
.table th, .table td {
  text-align: left; padding: 10px 14px;
  border-bottom: 1px solid var(--border);
  font-size: 14px;
}
.table th {
  color: var(--ink-muted); font-weight: 600; font-size: 12px;
  text-transform: uppercase; letter-spacing: 0.04em;
  background: #fafbfc;
  user-select: none;
}
.table th.sortable { cursor: pointer; }
.table th.sortable:hover { color: var(--ink); }
.table th .sort-arrow { display: inline-block; width: 12px; color: var(--ink-faint); }
.table tbody tr { transition: background-color .1s; }
.table tbody tr:hover { background: #fafbfc; cursor: pointer; }
.table tbody tr:last-child td { border-bottom: none; }
.table tr.row-inactive td {
  color: var(--ink-faint);
}
.table tr.row-inactive td.case { color: var(--ink-muted); }

.format-pill {
  display: inline-block;
  font-size: 12px;
  padding: 2px 8px;
  border-radius: 999px;
  background: #ebf3fb; color: var(--accent);
  text-transform: capitalize;
}
.format-pill.format-in_person { background: #fef3e2; color: #8a5a0a; }
.format-pill.format-group { background: #efe7fb; color: #4c2db0; }
.format-pill.empty { background: #f3f4f6; color: var(--ink-faint); }

.empty-state {
  text-align: center; padding: 48px 24px;
  color: var(--ink-muted);
}
.empty-state h2 { color: var(--ink); margin-bottom: 6px; }

/* ========================================================================
   Tooltip (i) hover
   ====================================================================== */
.info-icon {
  display: inline-flex; align-items: center; justify-content: center;
  width: 16px; height: 16px; border-radius: 50%;
  background: #ebf3fb; color: var(--accent);
  font-size: 11px; font-weight: 700;
  cursor: help; margin-left: 6px; vertical-align: middle;
  position: relative;
  user-select: none;
}
.info-icon::before { content: 'i'; font-style: italic; font-family: Georgia, serif; }
.info-icon[data-tip]:hover::after {
  content: attr(data-tip);
  position: absolute; left: 50%; top: 24px;
  transform: translateX(-50%);
  background: #1f2937; color: #fff;
  padding: 8px 10px; border-radius: 6px;
  font-size: 12px; line-height: 1.4;
  font-style: normal; font-weight: 400;
  white-space: normal;
  width: 240px; max-width: 320px; z-index: 30;
  box-shadow: 0 6px 16px rgba(0,0,0,.18);
}
.info-icon[data-tip]:hover::before {
  content: 'i';
}

/* ========================================================================
   Modal
   ====================================================================== */
.modal-backdrop {
  position: fixed; inset: 0; background: rgba(15,23,42,.5);
  display: flex; align-items: flex-start; justify-content: center;
  padding: 64px 16px; z-index: 40;
}
.modal {
  background: var(--surface); border-radius: var(--radius);
  padding: 24px; max-width: 540px; width: 100%;
  box-shadow: 0 16px 48px rgba(0,0,0,.18);
  max-height: 90vh; overflow: auto;
}

/* ========================================================================
   Case file
   ====================================================================== */
.case-header {
  display: flex; align-items: center; gap: 14px;
  flex-wrap: wrap;
  padding: 16px 20px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  margin-bottom: 16px;
}
.case-header .case-num {
  font-size: 22px; font-family: ui-monospace, "SF Mono", Menlo, monospace;
  letter-spacing: 0.05em; font-weight: 700;
}
.case-header .meta { color: var(--ink-muted); font-size: 14px; }

.tabs {
  display: flex; gap: 6px; border-bottom: 1px solid var(--border);
  margin-bottom: 16px;
}
.tabs .tab {
  padding: 8px 14px; border: none; background: transparent;
  color: var(--ink-muted); cursor: pointer; font: inherit; font-size: 14px;
  border-bottom: 2px solid transparent; margin-bottom: -1px;
}
.tabs .tab.active { color: var(--ink); border-bottom-color: var(--accent); font-weight: 600; }

/* Sessions list (collapsible rows) */
.session-row {
  border: 1px solid var(--border); border-radius: 6px;
  background: var(--surface); margin-bottom: 8px;
  overflow: hidden;
}
.session-row .summary {
  padding: 10px 14px; cursor: pointer; display: flex;
  align-items: center; gap: 10px; justify-content: space-between;
}
.session-row .summary:hover { background: var(--bg); }
.session-row .summary .when {
  font-weight: 600; min-width: 200px;
}
.session-row .body {
  padding: 12px 14px; border-top: 1px solid var(--border);
  display: none;
}
.session-row.open .body { display: block; }
.session-row .arrow { color: var(--ink-faint); transition: transform .12s; display: inline-block; }
.session-row.open .arrow { transform: rotate(90deg); }

.divider-today {
  text-align: center; color: var(--ink-faint);
  font-size: 12px; text-transform: uppercase; letter-spacing: 0.06em;
  padding: 8px 0; border-top: 1px dashed var(--border); margin: 12px 0;
}

/* Assignment list/cards on case file */
.assignment-card {
  padding: 12px 14px; border: 1px solid var(--border);
  border-radius: 6px; background: var(--surface); margin-bottom: 8px;
  display: flex; gap: 12px; align-items: center;
}
.assignment-card .progress {
  display: inline-block; min-width: 64px; text-align: right;
  font-size: 13px; color: var(--ink-muted);
}
.assignment-card .progress.done { color: var(--success); }
.status-pill {
  font-size: 11px; padding: 2px 7px; border-radius: 999px;
  background: #f3f4f6; color: var(--ink-muted); font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.05em;
}
.status-pill.status-submitted { background: #e6f4ec; color: var(--success); }
.status-pill.status-reviewed { background: #ebf3fb; color: var(--accent); }
.status-pill.status-in_progress { background: #fff7e6; color: var(--warning); }

/* ========================================================================
   Client portal (anonymous)
   ====================================================================== */
.client-portal {
  background: linear-gradient(180deg, #f7f8fa 0%, #ffffff 100%);
  min-height: 100vh;
}
.client-portal .topbar { border-bottom: 1px solid var(--border); }
.client-portal .container.narrow { max-width: 560px; }
.disclaimer-bar {
  background: #fffbe6; border-bottom: 1px solid #f3d96b;
  font-size: 13px; padding: 8px 16px; text-align: center; color: #8a5a0a;
}
.therapist-info {
  background: #f3f4f6; border-radius: 6px;
  padding: 10px 14px; font-size: 13px; color: var(--ink-muted);
  margin: 16px 0;
}
.therapist-info strong { color: var(--ink); display: block; }

/* ========================================================================
   Bell icon + dropdown panel
   ====================================================================== */
.bell-btn {
  position: relative; background: transparent; border: none; cursor: pointer;
  padding: 4px 8px; font-size: 18px; line-height: 1; color: var(--ink-muted);
}
.bell-btn:hover { color: var(--ink); }
.bell-icon { font-size: 18px; }
.bell-badge {
  position: absolute; top: -2px; right: -2px;
  background: var(--danger); color: #fff; font-size: 10px; font-weight: 700;
  padding: 1px 5px; border-radius: 999px; min-width: 16px; text-align: center;
  border: 2px solid var(--surface);
}
.bell-panel {
  position: absolute; top: 56px; right: 16px; width: 360px; max-height: 70vh; overflow: auto;
  background: var(--surface); border: 1px solid var(--border); border-radius: 8px;
  box-shadow: 0 12px 32px rgba(0,0,0,.18); z-index: 30;
}
.bell-header {
  display: flex; justify-content: space-between; align-items: center;
  padding: 10px 14px; border-bottom: 1px solid var(--border);
}
.bell-mark-all {
  background: transparent; border: none; color: var(--accent);
  font-size: 12px; cursor: pointer; padding: 2px 6px; border-radius: 4px;
}
.bell-mark-all:hover { background: var(--bg); }
.bell-empty, .bell-loading { padding: 24px 14px; color: var(--ink-muted); text-align: center; font-size: 13px; }
.bell-item {
  display: flex; gap: 10px; align-items: flex-start; justify-content: space-between;
  padding: 10px 14px; border-bottom: 1px solid var(--border); font-size: 13px;
}
.bell-item:last-child { border-bottom: none; }
.bell-item-unread { background: rgba(43,108,176,.06); }
.bell-item-body { flex: 1; min-width: 0; }
.bell-item-title { color: var(--ink); margin-bottom: 2px; word-wrap: break-word; }
.bell-item-time { color: var(--ink-faint); font-size: 11px; }
.bell-action {
  background: transparent; border: 1px solid var(--border); color: var(--ink-muted);
  padding: 3px 8px; border-radius: 4px; font-size: 11px; cursor: pointer;
}
.bell-action:hover { background: var(--bg); color: var(--ink); }

/* ========================================================================
   Sequential client form progress bar
   ====================================================================== */
.progress-bar {
  width: 100%; height: 6px; background: #f3f4f6;
  border-radius: 999px; overflow: hidden; margin: 4px 0 16px;
}
.progress-fill {
  height: 100%; background: var(--accent);
  width: 0%; transition: width .25s ease;
}
.step-body { margin: 12px 0; }

/* ========================================================================
   Markdown body styling
   ====================================================================== */
.md-body { font-size: 15px; line-height: 1.65; color: var(--ink); }
.md-body h1, .md-body h2, .md-body h3, .md-body h4 {
  margin: 18px 0 8px; line-height: 1.25;
}
.md-body h1 { font-size: 22px; }
.md-body h2 { font-size: 18px; }
.md-body h3 { font-size: 15px; color: var(--ink-muted); text-transform: uppercase; letter-spacing: 0.04em; }
.md-body h4 { font-size: 14px; }
.md-body p { margin: 8px 0; }
.md-body ul, .md-body ol { margin: 8px 0 8px 24px; padding: 0; }
.md-body li { margin: 4px 0; }
.md-body code {
  background: #f3f4f6; padding: 1px 6px; border-radius: 4px;
  font-family: ui-monospace, "SF Mono", Menlo, monospace; font-size: 13px;
}
.md-body pre {
  background: #f3f4f6; padding: 12px 14px; border-radius: 6px;
  overflow: auto;
}
.md-body pre code { background: transparent; padding: 0; font-size: 13px; }
.md-body blockquote {
  border-left: 3px solid var(--border);
  padding: 4px 14px; color: var(--ink-muted);
  margin: 12px 0; background: #fafbfc; border-radius: 0 4px 4px 0;
}
.md-body a { color: var(--accent); }

@media (max-width: 720px) {
  .table th, .table td { padding: 8px 10px; font-size: 13px; }
  .table .col-format, .table .col-last { display: none; }
  main { padding: 20px 14px; }
  .topbar { padding: 12px 14px; }
  .card { padding: 18px; }
  .footer { padding: 14px; }
  .case-header .case-num { font-size: 18px; }
}