/**
 * Feedback and guidance: everything that tells the operator what is happening and what
 * to do next, so the page never looks stuck or mysterious.
 * - the progress panel (progress_panel.js): scan glyph, stage text, a moving bar; sticky
 *   at the top of the viewport while work runs,
 * - notices: the error line (bad file, HEIC), the "N checks recorded" success line,
 * - first-run hints (first_run_hints.js): folded <details> cards with "Got it",
 * - the page-wide drop overlay, the photo thumbnail, the review summary line, the
 *   engine-readiness bar.
 * Every animation here stops under prefers-reduced-motion (base.css).
 */

/* ---------- Progress panel ---------- */

.progress-panel {
  position: sticky;
  top: calc(var(--spacing-unit) * 1.5);
  z-index: 12;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  box-shadow: 0 6px 20px rgba(var(--shadow-color), 0.08);
  overflow: hidden;
  animation: panel-in 200ms var(--ease-out);
}

@keyframes panel-in {
  from { opacity: 0; transform: translateY(-4px); }
  to { opacity: 1; transform: none; }
}

.progress-panel-body {
  display: flex;
  align-items: center;
  gap: calc(var(--spacing-unit) * 1.75);
  padding: 12px calc(var(--spacing-unit) * 2);
}

.progress-panel-text {
  flex: 1 1 auto;
  min-width: 0;
}

.progress-headline {
  margin: 0;
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text);
}

.progress-detail {
  margin: 2px 0 0;
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

/* The scan glyph: a little check with a light sweeping across it, top to bottom. */
.progress-glyph {
  position: relative;
  flex: none;
  width: 34px;
  height: 22px;
  border: 2px solid var(--color-accent);
  border-radius: 4px;
  background:
    linear-gradient(var(--color-accent), var(--color-accent)) 5px 6px / 11px 2px no-repeat,
    linear-gradient(var(--color-accent-line), var(--color-accent-line)) 5px 12px / 18px 2px no-repeat,
    var(--color-accent-soft);
  overflow: hidden;
}

.progress-glyph-scan {
  position: absolute;
  left: 0;
  right: 0;
  top: -40%;
  height: 40%;
  background: linear-gradient(to bottom, rgba(63, 111, 91, 0), rgba(63, 111, 91, 0.45), rgba(63, 111, 91, 0));
  animation: glyph-scan 1.3s ease-in-out infinite;
}

@keyframes glyph-scan {
  from { top: -40%; }
  to { top: 100%; }
}

.progress-track {
  position: relative;
  height: 4px;
  background: var(--color-sunken);
  overflow: hidden;
}

.progress-bar {
  height: 100%;
  width: 4%;
  background: var(--color-accent);
  border-radius: 0 2px 2px 0;
  transition: width 350ms var(--ease-out);
}

/* Not countable yet: a segment glides across, calm rather than frantic. */
.progress-track--indeterminate .progress-bar {
  position: absolute;
  width: 32%;
  border-radius: 2px;
  animation: bar-glide 1.6s ease-in-out infinite;
}

@keyframes bar-glide {
  from { left: -32%; }
  to { left: 100%; }
}

@media (prefers-reduced-motion: reduce) {
  .progress-track--indeterminate .progress-bar {
    left: 0;
    width: 100%;
    opacity: 0.35;
  }
  .progress-glyph-scan {
    display: none;
  }
}

.progress-panel[data-tone="error"] {
  border-color: var(--color-error-line);
  background: var(--color-error-soft);
}

.progress-panel[data-tone="error"] .progress-glyph {
  border-color: var(--color-error);
  background: var(--color-surface);
}

.progress-panel[data-tone="error"] .progress-glyph::after {
  content: "!";
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  font-weight: 700;
  font-size: 0.85rem;
  color: var(--color-error);
}

.progress-panel[data-tone="error"] .progress-glyph-scan,
.progress-panel[data-tone="error"] .progress-track {
  display: none;
}

.progress-panel[data-tone="error"] .progress-headline {
  color: var(--color-error);
  font-weight: 500;
}

/* ---------- Notices (error and success lines) ---------- */

.notice {
  display: flex;
  align-items: flex-start;
  gap: calc(var(--spacing-unit) * 1.5);
  padding: 12px calc(var(--spacing-unit) * 2);
  border-radius: 10px;
  font-size: 0.95rem;
  animation: panel-in 200ms var(--ease-out);
}

.notice-text {
  flex: 1 1 auto;
  margin: 0;
}

.notice--error {
  background: var(--color-error-soft);
  color: var(--color-error);
  border: 1px solid var(--color-error-line);
}

/* The hint line's own background (base.css) is now the notice's job. */
.notice .input-hint-line {
  padding: 0;
  background: none;
  border-radius: 0;
}

.notice-dismiss {
  flex: none;
  width: 28px;
  height: 28px;
  margin: -3px -6px -3px 0;
  border: none;
  border-radius: 6px;
  background: none;
  color: inherit;
  font-size: 1.2rem;
  line-height: 1;
  cursor: pointer;
}

.notice-dismiss:hover {
  background: rgba(150, 64, 43, 0.1);
}

.notice--success {
  align-items: center;
  justify-content: center;
  background: var(--color-success-soft);
  color: var(--color-accent);
  border: 1px solid var(--color-success-line);
}

.notice--success .notice-text {
  flex: 0 1 auto;
}

.batch-recorded-line {
  font-weight: 600;
}

.batch-recorded-next {
  color: var(--color-text-muted);
}

.notice-icon {
  flex: none;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--color-accent) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20'%3E%3Cpath d='M5.5 10.5l3 3 6-7' fill='none' stroke='%23ffffff' stroke-width='2.2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center / 22px 22px no-repeat;
}

/* ---------- First-run hints ---------- */

.hint {
  font-size: 0.9rem;
  color: var(--color-text);
}

.hint-summary {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
  color: var(--color-text-muted);
  list-style: none;
  text-decoration: underline;
  text-decoration-color: var(--color-border);
  text-underline-offset: 3px;
  font-size: 0.875rem;
}

.hint-summary::-webkit-details-marker {
  display: none;
}

/* A small "?" disc before the summary, so a folded hint reads as help, not as content. */
.hint-summary::before {
  content: "?";
  display: inline-grid;
  place-items: center;
  width: 17px;
  height: 17px;
  border-radius: 50%;
  border: 1px solid currentColor;
  font-size: 0.7rem;
  font-weight: 700;
  text-decoration: none;
}

.hint-summary:hover {
  color: var(--color-accent);
}

.hint[open] .hint-summary {
  color: var(--color-text);
  font-weight: 600;
  text-decoration: none;
}

/* An open hint is a rounded, boxed card like the land trust's own: white, a drawn edge,
   generous corners. The edge stays lighter than the drop zone's so the drop zone leads.
   Padding keeps the text where it sat (within a pixel). */
.hint[open] {
  padding: 12px calc(var(--spacing-unit) * 2) 14px calc(var(--spacing-unit) * 2 + 2px);
  background: var(--color-surface);
  border: 1.5px solid var(--color-border-strong);
  border-radius: 16px;
}

.hint-body {
  display: flex;
  align-items: flex-end;
  gap: calc(var(--spacing-unit) * 2);
  margin-top: 8px;
}

.hint-steps,
.hint-list {
  flex: 1 1 auto;
  margin: 0;
  padding-left: 1.3em;
  line-height: 1.55;
}

.hint-steps li + li,
.hint-list li + li {
  margin-top: 3px;
}

.hint-list {
  list-style: none;
  padding-left: 0;
}

.hint-note {
  margin: 8px 0 0;
  color: var(--color-text-muted);
}

.hint--compact .hint-body {
  flex-wrap: wrap;
}

.hint--compact .hint-list,
.hint--compact .hint-note {
  flex-basis: calc(100% - 110px);
}

.hint--compact .hint-note {
  margin-top: 4px;
}

.hint-dismiss {
  flex: none;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 0.8rem;
  color: var(--color-accent);
  background: var(--color-surface);
  border: 1px solid var(--color-accent-line);
  border-radius: 999px;
  padding: 5px 14px;
  cursor: pointer;
}

.hint-dismiss:hover {
  background: var(--color-accent-soft);
}

kbd {
  display: inline-block;
  padding: 0 5px;
  border: 1px solid var(--color-border);
  border-bottom-width: 2px;
  border-radius: 4px;
  background: var(--color-surface);
  font-family: var(--font-body);
  font-size: 0.8em;
  line-height: 1.5;
}

.legend-swatch {
  display: inline-block;
  width: 18px;
  height: 11px;
  margin: 0 3px 0 6px;
  border: 2.5px solid;
  border-radius: 2px;
  vertical-align: -1px;
}

.legend-swatch--green {
  border-color: var(--color-outline-confident);
  margin-left: 0;
}

.legend-swatch--amber {
  border-color: var(--color-outline-unsure);
}

/* Miniature field examples in the review legend, styled exactly like the real ones. */
.legend-field {
  display: inline-block;
  min-width: 9.5em;
  margin-right: 8px;
  padding: 1px 8px;
  border: 1px solid var(--color-border);
  border-radius: 5px;
  background: var(--color-field);
  font-size: 0.85rem;
}

.legend-field--amber {
  background: var(--color-attention-soft);
  border-color: var(--color-attention-line);
}

.legend-field--blank {
  color: var(--color-attention-placeholder);
  font-style: italic;
}

/* ---------- Drop overlay (whole page) ---------- */

.drop-overlay {
  position: fixed;
  inset: 0;
  z-index: 50;
  display: grid;
  place-items: center;
  background: rgba(232, 239, 233, 0.82);
  border: 3px dashed var(--color-accent);
  pointer-events: none;
  animation: overlay-in 140ms ease-out;
}

@keyframes overlay-in {
  from { opacity: 0; }
  to { opacity: 1; }
}

.drop-overlay-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  padding: 28px 44px;
  background: var(--color-surface);
  border-radius: 16px;
  box-shadow: 0 12px 36px rgba(var(--shadow-color), 0.14);
}

.drop-overlay-glyph {
  width: 40px;
  height: 40px;
  fill: none;
  stroke: var(--color-accent);
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
  animation: drop-bob 1.2s ease-in-out infinite alternate;
}

@keyframes drop-bob {
  from { transform: translateY(-3px); }
  to { transform: translateY(3px); }
}

.drop-overlay-text {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.5rem;
  color: var(--color-accent);
}

/* ---------- Photo received: thumbnail + text ---------- */

.photo-thumbnail {
  flex: none;
  height: 44px;
  width: auto;
  border-radius: 4px;
  border: 1px solid var(--color-border);
  background: var(--color-sunken);
  animation: thumbnail-in 350ms var(--ease-out);
}

@keyframes thumbnail-in {
  from { opacity: 0; transform: scale(0.92); }
  to { opacity: 1; transform: none; }
}

.photo-received-text {
  flex: 1 1 auto;
  min-width: 0;
}

.photo-received-line {
  font-weight: 600;
  color: var(--color-text);
}

.photo-received-subline {
  margin: 0;
  font-size: 0.8rem;
  color: var(--color-text-muted);
}

.photo-received-subline:empty {
  display: none;
}

/* ---------- Review summary line ---------- */

.review-heading-group {
  display: flex;
  align-items: baseline;
  gap: calc(var(--spacing-unit) * 2);
  flex-wrap: wrap;
  min-width: 0;
}

.review-summary {
  margin: 0;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

.review-summary::before {
  content: "";
  flex: none;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--color-dot-idle);
}

.review-summary[data-tone="working"]::before {
  background: var(--color-accent);
  animation: dot-pulse 1s ease-in-out infinite alternate;
}

.review-summary[data-tone="attention"]::before {
  background: var(--color-attention-line);
}

.review-summary[data-tone="done"]::before {
  background: var(--color-accent);
}

.review-summary:empty {
  display: none;
}

@keyframes dot-pulse {
  from { opacity: 0.35; }
  to { opacity: 1; }
}

/* ---------- Engine readiness ---------- */

.engine-status {
  flex-direction: column;
  gap: 8px;
}

.engine-status-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: calc(var(--spacing-unit) * 1.5);
  flex-wrap: wrap;
}

.progress-track--quiet {
  width: 180px;
  height: 3px;
  border-radius: 2px;
}

.engine-status--error {
  padding: 12px calc(var(--spacing-unit) * 2);
  background: var(--color-error-soft);
  border: 1px solid var(--color-error-line);
  border-radius: 10px;
}

.engine-status--error .engine-status-text {
  color: var(--color-error);
  font-size: 0.95rem;
}

.engine-status--error .progress-track {
  display: none;
}

.progress-panel[data-tone="done"] .progress-glyph-scan {
  display: none;
}

.progress-panel[data-tone="done"] .progress-glyph {
  background: var(--color-accent) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 34 22'%3E%3Cpath d='M11 11.5l4 4 8-9' fill='none' stroke='%23ffffff' stroke-width='2.4' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center / 100% 100% no-repeat;
}

/* Compact hint layouts: the count tips side by side, the review legend on one line. */
.hint-columns {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 4px calc(var(--spacing-unit) * 3);
}

.hint-columns li + li {
  margin-top: 0;
}

.hint-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 6px calc(var(--spacing-unit) * 3);
}

.hint-legend li + li {
  margin-top: 0;
}

.hint-legend .legend-field {
  min-width: 0;
  margin-right: 6px;
}

@media (max-width: 760px) {
  .hint-columns {
    grid-template-columns: 1fr;
  }
}

.engine-status--deferred {
  display: none;
}

/* The inline "replace these checks?" question in the photo strip. */
.drop-zone--compact {
  flex-direction: column;
  align-items: stretch;
  gap: 10px;
}

.replace-confirm {
  display: flex;
  align-items: center;
  gap: calc(var(--spacing-unit) * 1.5);
  padding: 10px 12px;
  border-radius: 8px;
  background: var(--color-attention-soft);
  border: 1px solid var(--color-attention-line);
  animation: panel-in 180ms var(--ease-out);
}

.replace-confirm-text {
  flex: 1 1 auto;
  margin: 0;
  font-weight: 600;
  color: var(--color-text);
}