/* ============================================================
   Accreditation Reviewer Feedback — Front-End Styles
   ============================================================ */

/* ── Design tokens ─────────────────────────────────────────── */
:root {
  --arf-bg:             #f7f6f2;
  --arf-surface:        #ffffff;
  --arf-surface-2:      #f3f0ec;
  --arf-border:         rgba(40,37,29,0.12);
  --arf-text:           #28251d;
  --arf-text-muted:     #7a7974;
  --arf-text-faint:     #bab9b4;
  --arf-primary:        #01696f;
  --arf-primary-hover:  #0c4e54;
  --arf-primary-hl:     #cedcd8;
  --arf-warning:        #964219;
  --arf-warning-hl:     #fff3e8;
  --arf-error:          #a12c7b;
  --arf-success:        #437a22;
  --arf-radius-sm:      0.375rem;
  --arf-radius:         0.5rem;
  --arf-radius-lg:      0.75rem;
  --arf-shadow-md:      0 4px 12px rgba(40,37,29,0.08);
  --arf-shadow-lg:      0 12px 32px rgba(40,37,29,0.14);
  --arf-sidebar-width:  360px;
  --arf-transition:     180ms cubic-bezier(0.16, 1, 0.3, 1);
}

/* ── Floating sidebar ──────────────────────────────────────── */
.arf-sidebar {
  position: fixed;
  top: 0;
  right: 0;
  width: var(--arf-sidebar-width);
  height: 100vh;
  background: var(--arf-surface);
  border-left: 1px solid var(--arf-border);
  box-shadow: var(--arf-shadow-lg);
  display: flex;
  flex-direction: column;
  z-index: 99990;
  transform: translateX(100%);
  transition: transform var(--arf-transition);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  font-size: 14px;
  color: var(--arf-text);
  overflow: hidden;
}

.arf-sidebar.is-open {
  transform: translateX(0);
}

/* ── Sidebar header ────────────────────────────────────────── */
.arf-sidebar-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  border-bottom: 1px solid var(--arf-border);
  background: var(--arf-bg);
  flex-shrink: 0;
}

.arf-sidebar-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--arf-text);
  letter-spacing: -0.01em;
}

.arf-close-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border: none;
  background: transparent;
  cursor: pointer;
  color: var(--arf-text-muted);
  border-radius: var(--arf-radius-sm);
  transition: background var(--arf-transition), color var(--arf-transition);
}
.arf-close-btn:hover {
  background: var(--arf-surface-2);
  color: var(--arf-text);
}

/* ── Search ────────────────────────────────────────────────── */
.arf-search-wrap {
  padding: 12px 16px;
  border-bottom: 1px solid var(--arf-border);
  flex-shrink: 0;
}

.arf-search {
  width: 100%;
  padding: 8px 12px;
  border: 1px solid var(--arf-border);
  border-radius: var(--arf-radius);
  background: var(--arf-bg);
  color: var(--arf-text);
  font-size: 13px;
  outline: none;
  transition: border-color var(--arf-transition), box-shadow var(--arf-transition);
  box-sizing: border-box;
}
.arf-search:focus {
  border-color: var(--arf-primary);
  box-shadow: 0 0 0 3px rgba(1,105,111,0.12);
}
.arf-search::placeholder { color: var(--arf-text-faint); }

/* ── Tab selector ──────────────────────────────────────────── */
.arf-tab-selector {
  display: flex;
  flex-wrap: nowrap;
  overflow-x: auto;
  gap: 4px;
  padding: 10px 16px;
  border-bottom: 1px solid var(--arf-border);
  flex-shrink: 0;
  scrollbar-width: none;
}
.arf-tab-selector::-webkit-scrollbar { display: none; }

.arf-tab-btn {
  flex-shrink: 0;
  padding: 5px 10px;
  border: 1px solid var(--arf-border);
  border-radius: var(--arf-radius-sm);
  background: transparent;
  color: var(--arf-text-muted);
  cursor: pointer;
  font-size: 12px;
  font-weight: 500;
  white-space: nowrap;
  transition: background var(--arf-transition), color var(--arf-transition), border-color var(--arf-transition);
}
.arf-tab-btn:hover {
  background: var(--arf-surface-2);
  color: var(--arf-text);
  border-color: transparent;
}
.arf-tab-btn.is-active {
  background: var(--arf-primary);
  color: #fff;
  border-color: var(--arf-primary);
}

/* ── Requirements list ─────────────────────────────────────── */
.arf-req-list {
  flex: 1;
  overflow-y: auto;
  padding: 8px 0;
}

.arf-req-group {
  margin-bottom: 4px;
}

.arf-req-group-label {
  padding: 6px 16px 4px;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--arf-text-faint);
}

.arf-req-item {
  display: flex;
  align-items: center;
  padding: 9px 16px;
  cursor: pointer;
  gap: 10px;
  border-left: 2px solid transparent;
  transition: background var(--arf-transition), border-color var(--arf-transition);
}
.arf-req-item:hover {
  background: var(--arf-surface-2);
  border-left-color: var(--arf-primary-hl);
}
.arf-req-item.is-active {
  background: rgba(1,105,111,0.06);
  border-left-color: var(--arf-primary);
}
.arf-req-item.has-comment .arf-req-code {
  color: var(--arf-primary);
}

.arf-req-code {
  font-size: 12px;
  font-weight: 700;
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  color: var(--arf-text-muted);
  min-width: 60px;
  flex-shrink: 0;
}

.arf-req-label {
  font-size: 13px;
  color: var(--arf-text);
  line-height: 1.4;
  flex: 1;
}

.arf-comment-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--arf-primary);
  flex-shrink: 0;
  display: none;
}
.arf-req-item.has-comment .arf-comment-dot { display: block; }

.arf-no-results {
  padding: 32px 16px;
  text-align: center;
  color: var(--arf-text-faint);
  font-size: 13px;
}

/* ── Detail panel ──────────────────────────────────────────── */
.arf-detail-panel {
  display: flex;
  flex-direction: column;
  gap: 0;
  padding: 0;
  flex: 1;
  overflow-y: auto;
}

.arf-back-btn {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 12px 16px;
  border: none;
  border-bottom: 1px solid var(--arf-border);
  background: var(--arf-bg);
  color: var(--arf-text-muted);
  cursor: pointer;
  font-size: 13px;
  font-weight: 500;
  transition: color var(--arf-transition);
  flex-shrink: 0;
}
.arf-back-btn:hover { color: var(--arf-text); }

.arf-detail-code {
  padding: 16px 20px 2px;
  font-size: 12px;
  font-weight: 700;
  font-family: "SFMono-Regular", Consolas, monospace;
  color: var(--arf-primary);
  letter-spacing: 0.04em;
  flex-shrink: 0;
}

.arf-detail-label {
  padding: 2px 20px 16px;
  font-size: 16px;
  font-weight: 600;
  color: var(--arf-text);
  line-height: 1.3;
  border-bottom: 1px solid var(--arf-border);
  flex-shrink: 0;
}

.arf-current-value-wrap {
  padding: 16px 20px;
  background: var(--arf-bg);
  border-bottom: 1px solid var(--arf-border);
  flex-shrink: 0;
}

.arf-meta-label {
  display: block;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--arf-text-faint);
  margin-bottom: 6px;
}

.arf-current-value {
  font-size: 14px;
  color: var(--arf-text);
  line-height: 1.5;
  white-space: pre-wrap;
  word-break: break-word;
}
.arf-current-value:empty::before {
  content: "—";
  color: var(--arf-text-faint);
  font-style: italic;
}

/* ── Comment area ──────────────────────────────────────────── */
.arf-comment-wrap {
  padding: 16px 20px 24px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  flex: 1;
}

.arf-comment-input {
  width: 100%;
  min-height: 120px;
  padding: 10px 12px;
  border: 1px solid var(--arf-border);
  border-radius: var(--arf-radius);
  background: var(--arf-bg);
  color: var(--arf-text);
  font-size: 13px;
  line-height: 1.5;
  resize: vertical;
  outline: none;
  transition: border-color var(--arf-transition), box-shadow var(--arf-transition);
  box-sizing: border-box;
  font-family: inherit;
}
.arf-comment-input:focus {
  border-color: var(--arf-primary);
  box-shadow: 0 0 0 3px rgba(1,105,111,0.12);
}
.arf-comment-input::placeholder { color: var(--arf-text-faint); }

.arf-save-btn {
  align-self: flex-end;
  padding: 9px 20px;
  background: var(--arf-primary);
  color: #fff;
  border: none;
  border-radius: var(--arf-radius);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: background var(--arf-transition), box-shadow var(--arf-transition);
}
.arf-save-btn:hover {
  background: var(--arf-primary-hover);
  box-shadow: 0 2px 8px rgba(1,105,111,0.25);
}
.arf-save-btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.arf-save-status {
  font-size: 12px;
  min-height: 18px;
}
.arf-save-status.success { color: var(--arf-success); }
.arf-save-status.error   { color: var(--arf-error); }

/* ── Toggle button ─────────────────────────────────────────── */
.arf-toggle-btn {
  position: fixed;
  bottom: 32px;
  right: 32px;
  z-index: 99989;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 18px;
  background: var(--arf-primary);
  color: #fff;
  border: none;
  border-radius: 30px;
  cursor: pointer;
  font-size: 14px;
  font-weight: 600;
  box-shadow: var(--arf-shadow-md);
  transition: background var(--arf-transition), box-shadow var(--arf-transition), transform var(--arf-transition);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}
.arf-toggle-btn:hover {
  background: var(--arf-primary-hover);
  box-shadow: var(--arf-shadow-lg);
  transform: translateY(-1px);
}
.arf-toggle-btn.sidebar-open {
  opacity: 0;
  pointer-events: none;
}

/* Badge */
.arf-badge {
  background: #fff;
  color: var(--arf-primary);
  border-radius: 100px;
  font-size: 11px;
  font-weight: 700;
  min-width: 18px;
  height: 18px;
  padding: 0 5px;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* ── Field highlight ───────────────────────────────────────── */
.arf-field-highlight {
  outline: 2px solid var(--arf-primary) !important;
  outline-offset: 3px !important;
  border-radius: var(--arf-radius-sm);
  transition: outline var(--arf-transition);
}

/* ── Applicant feedback notice ─────────────────────────────── */
.arf-applicant-feedback {
  margin-top: 8px;
  padding: 10px 14px;
  background: var(--arf-warning-hl);
  border: 1px solid rgba(150,66,25,0.18);
  border-left: 3px solid var(--arf-warning);
  border-radius: var(--arf-radius);
  font-size: 13px;
}

.arf-feedback-label {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--arf-warning);
  margin-bottom: 5px;
}

.arf-feedback-text {
  color: var(--arf-text);
  line-height: 1.5;
  margin: 0;
}

/* ── Body shift when sidebar is open ───────────────────────── */
body.arf-sidebar-active {
  margin-right: var(--arf-sidebar-width);
  transition: margin-right var(--arf-transition);
}

/* ── Accessibility focus styles ────────────────────────────── */
.arf-sidebar :focus-visible,
.arf-toggle-btn:focus-visible {
  outline: 2px solid var(--arf-primary);
  outline-offset: 3px;
}

/* ── Reduced motion ────────────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  .arf-sidebar,
  .arf-toggle-btn,
  body.arf-sidebar-active { transition: none; }
}

/* ── Mobile ────────────────────────────────────────────────── */
@media (max-width: 768px) {
  :root { --arf-sidebar-width: 100vw; }
  .arf-toggle-btn { bottom: 20px; right: 16px; }
  body.arf-sidebar-active { margin-right: 0; }
}