/* ReportFlow — buttons, modals, forms, toasts
   Hairline-first. No glow, no transform-jump, no double shadow. */

/* ===== Buttons =====
   Three variants do real work: default (utility), primary (the one
   commit action per surface), ghost (everything else). Danger is a
   ghost in red. Borders, not backgrounds, do the visual lifting. */
.rf-btn {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 6px 12px;
  font-family: var(--rf-font);
  font-size: var(--rf-text-sm);
  font-weight: 500;
  line-height: 1.4;
  border-radius: var(--rf-radius-sm);
  border: 1px solid var(--rf-line);
  background: var(--rf-bg-elev);
  color: var(--rf-text);
  transition: background .12s ease, border-color .12s ease, color .12s ease;
  white-space: nowrap;
  user-select: none;
  cursor: pointer;
}
.rf-btn:hover {
  background: var(--rf-bg-soft);
  border-color: var(--rf-line-strong);
}
.rf-btn:active { background: var(--rf-bg-hover); }
.rf-btn:focus-visible {
  border-color: var(--rf-accent);
  box-shadow: 0 0 0 3px var(--rf-accent-soft);
}
.rf-btn:disabled,
.rf-btn[aria-disabled="true"] {
  opacity: .5; cursor: not-allowed;
}

.rf-btn--primary {
  background: var(--rf-accent);
  border-color: var(--rf-accent);
  color: #fff;
}
.rf-btn--primary:hover {
  background: var(--rf-accent-strong);
  border-color: var(--rf-accent-strong);
}
.rf-btn--primary:active { background: var(--rf-accent-strong); }

.rf-btn--ghost {
  background: transparent;
  border-color: var(--rf-line);
}
.rf-btn--ghost:hover {
  background: var(--rf-bg-soft);
  border-color: var(--rf-line-strong);
}

.rf-btn--danger {
  background: transparent;
  color: var(--rf-err);
  border-color: var(--rf-line);
}
.rf-btn--danger:hover {
  background: #FBEDED;
  border-color: #ECC2C2;
  color: var(--rf-err);
}

.rf-btn--icon { padding: 5px 8px; }
.rf-btn--sm   { padding: 3px 8px; font-size: var(--rf-text-xs); }
.rf-icon { font-size: 13px; line-height: 1; opacity: .85; }

/* ===== Form controls ===== */
.rf-input, .rf-select, .rf-textarea {
  width: 100%;
  padding: 6px 10px;
  font-family: var(--rf-font);
  font-size: var(--rf-text-sm);
  line-height: 1.5;
  background: var(--rf-bg-elev);
  border: 1px solid var(--rf-line);
  border-radius: var(--rf-radius-sm);
  color: var(--rf-text);
  transition: border-color .12s ease, box-shadow .12s ease;
}
.rf-input:hover,
.rf-select:hover,
.rf-textarea:hover { border-color: var(--rf-line-strong); }
.rf-input:focus,
.rf-select:focus,
.rf-textarea:focus {
  outline: none;
  border-color: var(--rf-accent);
  box-shadow: 0 0 0 3px var(--rf-accent-soft);
}
.rf-textarea {
  resize: vertical;
  min-height: 64px;
  font-family: var(--rf-font);
  line-height: 1.6;
}
.rf-input--invalid,
.rf-input--invalid:focus {
  border-color: var(--rf-err);
  box-shadow: 0 0 0 3px #FBEDED;
}

.rf-field { display: flex; flex-direction: column; gap: 4px; margin-bottom: 12px; }
.rf-field__label {
  font-size: var(--rf-text-xs);
  color: var(--rf-text-muted);
  font-weight: 500;
  letter-spacing: .01em;
}
.rf-field__hint  { font-size: var(--rf-text-xs); color: var(--rf-text-dim); }
.rf-field__error { font-size: var(--rf-text-xs); color: var(--rf-err); }

.rf-field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }

/* ===== Modal =====
   Modal title gets the display serif — a quiet earned moment. */
.rf-modal-root[hidden] { display: none; }
.rf-modal-root {
  position: fixed; inset: 0; z-index: 100;
  display: flex; align-items: center; justify-content: center;
  background: rgba(20, 28, 50, .42);
  animation: rf-fade-in .14s ease;
}
.rf-modal {
  background: var(--rf-bg-elev);
  border: 1px solid var(--rf-line);
  border-radius: var(--rf-radius-lg);
  box-shadow: var(--rf-shadow-lg);
  width: min(640px, 92vw);
  max-height: 86vh;
  display: flex; flex-direction: column;
  overflow: hidden;
  animation: rf-pop .16s ease;
}
.rf-modal--lg { width: min(880px, 94vw); }
.rf-modal__head {
  padding: 14px 18px;
  border-bottom: 1px solid var(--rf-line);
  display: flex; align-items: center; justify-content: space-between;
}
.rf-modal__title {
  font-family: var(--rf-font-display);
  font-size: var(--rf-text-lg);
  font-weight: 600;
  letter-spacing: -.01em;
}
.rf-modal__close {
  width: 28px; height: 28px;
  border: 0; background: transparent;
  border-radius: var(--rf-radius-sm);
  display: inline-flex; align-items: center; justify-content: center;
  color: var(--rf-text-muted);
  cursor: pointer;
  transition: background .12s ease, color .12s ease;
}
.rf-modal__close:hover { background: var(--rf-bg-soft); color: var(--rf-text); }
.rf-modal__body { padding: 16px 18px; overflow: auto; flex: 1; }
.rf-modal__foot {
  padding: 12px 18px;
  border-top: 1px solid var(--rf-line);
  background: var(--rf-bg);
  display: flex; justify-content: flex-end; gap: 8px;
}

@keyframes rf-fade-in { from { opacity: 0 } to { opacity: 1 } }
@keyframes rf-pop {
  from { transform: translateY(4px) scale(.99); opacity: 0 }
  to   { transform: translateY(0) scale(1); opacity: 1 }
}

/* ===== Toast ===== */
.rf-toast-root {
  position: fixed; right: 16px; bottom: 36px; z-index: 200;
  display: flex; flex-direction: column; gap: 8px;
  pointer-events: none;
}
.rf-toast {
  pointer-events: auto;
  background: #161A24; color: #F5F7FB;
  padding: 9px 14px;
  border-radius: var(--rf-radius);
  border: 1px solid rgba(255, 255, 255, .06);
  font-size: var(--rf-text-sm);
  box-shadow: var(--rf-shadow);
  display: flex; gap: 8px; align-items: center;
  max-width: 360px;
  animation: rf-toast-in .18s ease;
}
.rf-toast--ok   { background: #1B4A36; }
.rf-toast--warn { background: #5A3D08; }
.rf-toast--err  { background: #5C2424; }
@keyframes rf-toast-in {
  from { transform: translateY(8px); opacity: 0 }
  to   { transform: none; opacity: 1 }
}

/* ===== Badges / Pills ===== */
.rf-pill {
  display: inline-flex; align-items: center;
  padding: 1px 8px;
  border-radius: 999px;
  font-size: var(--rf-text-xs);
  font-weight: 500;
  background: var(--rf-bg-soft);
  color: var(--rf-text-muted);
  border: 1px solid var(--rf-line);
}
.rf-pill--accent {
  background: var(--rf-accent-soft);
  color: var(--rf-accent-strong);
  border-color: transparent;
}
.rf-pill--warn {
  background: #FBF1D9;
  color: #7A4F08;
  border-color: transparent;
}

/* ===== Empty states ===== */
.rf-empty {
  padding: 28px 16px;
  text-align: center;
  color: var(--rf-text-dim);
  font-size: var(--rf-text-sm);
  border: 1px dashed var(--rf-line);
  border-radius: var(--rf-radius);
}

/* ===== Rewrite-selection modal (input-rewrite.js) ===== */
.rf-rewrite { display: flex; flex-direction: column; gap: 10px; }
.rf-rewrite__label {
  font-size: var(--rf-text-xs);
  color: var(--rf-text-muted);
  font-weight: 500;
  letter-spacing: .02em;
}
.rf-rewrite__orig {
  margin: 0;
  padding: 10px 12px;
  background: var(--rf-bg-soft);
  border: 1px solid var(--rf-line);
  border-radius: var(--rf-radius-sm);
  font-size: var(--rf-text-sm);
  font-family: var(--rf-font);
  color: var(--rf-text);
  white-space: pre-wrap;
  word-break: break-word;
  max-height: 9.5em;
  overflow: auto;
  line-height: 1.6;
}
.rf-rewrite__instr  { resize: vertical; }
.rf-rewrite__presets {
  display: flex; flex-wrap: wrap; gap: 6px;
  margin-top: -4px;
}
.rf-rewrite__status {
  min-height: 1.2em;
  font-size: var(--rf-text-xs);
  color: var(--rf-text-muted);
}
.rf-rewrite__result {
  display: flex; flex-direction: column; gap: 6px;
  padding-top: 10px;
  border-top: 1px dashed var(--rf-line);
}
.rf-rewrite__result-area { resize: vertical; }
.rf-rewrite__foot {
  display: flex; gap: 8px; flex-wrap: wrap;
  justify-content: flex-end;
  width: 100%;
}
.rf-rewrite__foot .rf-btn { min-width: 72px; justify-content: center; }

/* === Date picker === */
.rf-date-picker { position: relative; display: flex; align-items: stretch; gap: 4px; }
.rf-date-picker > .rf-input { flex: 1; min-width: 0; }
.rf-date-picker__btn { padding: 4px 10px; font-size: 13px; line-height: 1; }
.rf-date-picker__menu {
  position: absolute;
  top: calc(100% + 4px);
  right: 0;
  z-index: 30;
  min-width: 220px;
  background: var(--rf-bg-elev);
  border: 1px solid var(--rf-line);
  border-radius: var(--rf-radius);
  box-shadow: var(--rf-shadow);
  padding: 4px;
}
.rf-date-picker__item {
  padding: 6px 10px;
  border-radius: var(--rf-radius-sm);
  font-size: var(--rf-text-sm);
  cursor: pointer;
  user-select: none;
  white-space: nowrap;
  color: var(--rf-text);
}
.rf-date-picker__item:hover { background: var(--rf-bg-soft); }

/* === Inline text expand-to-fullscreen === */
.rf-text-edit { position: relative; }
.rf-text-edit > .rf-textarea { width: 100%; padding-right: 36px; }
.rf-text-edit__expand {
  position: absolute;
  top: 6px;
  right: 6px;
  padding: 2px 8px !important;
  font-size: 13px;
  line-height: 1;
  opacity: .5;
  z-index: 1;
  background: transparent;
  border-color: transparent;
}
.rf-text-edit__expand:hover {
  opacity: 1;
  background: var(--rf-bg-soft);
  border-color: var(--rf-line);
}
.rf-textarea--fullscreen {
  width: 100%;
  min-height: 60vh;
  font-family: var(--rf-mono);
  font-size: 13px;
  line-height: 1.65;
  resize: vertical;
}