/*
 * Sidemark — MRSF plugin default styles (overlay gutter architecture).
 *
 * Include via: import "@mrsf/plugin-shared/style.css"
 * or <link rel="stylesheet" href=".../@mrsf/plugin-shared/dist/style.css">
 *
 * Customise with CSS custom properties (--mrsf-*).
 *
 * Layout:  The controller wraps the rendered markdown in an overlay root
 * with position:relative, and creates absolute-positioned gutter columns
 * on the left and/or right.  The plugins only add data-mrsf-line
 * attributes — no visual DOM injection.
 */

/* ── Custom property defaults ────────────────────────────── */

:root {
  --mrsf-accent: #3794ff;
  --mrsf-badge-bg: #007acc;
  --mrsf-badge-fg: #fff;
  --mrsf-badge-resolved-bg: #388a34;
  --mrsf-add-bg: rgba(0, 122, 204, 0.12);
  --mrsf-add-fg: #007acc;
  --mrsf-add-border: rgba(0, 122, 204, 0.28);
  --mrsf-tooltip-bg: #252526;
  --mrsf-tooltip-fg: #cccccc;
  --mrsf-tooltip-border: #454545;
  --mrsf-highlight-bg: rgba(255, 213, 79, 0.25);
  --mrsf-highlight-border: rgba(255, 213, 79, 0.7);
  --mrsf-severity-high: #e74c3c;
  --mrsf-severity-medium: #f39c12;
  --mrsf-severity-low: #3498db;
  --mrsf-gutter-width: 36px;
  --mrsf-font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

@media (prefers-color-scheme: light) {
  :root {
    --mrsf-tooltip-bg: #f3f3f3;
    --mrsf-tooltip-fg: #333333;
    --mrsf-tooltip-border: #cccccc;
  }
}

/* ── Overlay root (created by controller) ────────────────── */

.mrsf-overlay-root {
  position: relative;
}

.mrsf-gutter {
  position: absolute;
  top: 0;
  bottom: 0;
  width: var(--mrsf-gutter-width);
  pointer-events: none;
  z-index: 10;
}

.mrsf-gutter.is-hidden,
.mrsf-line-highlight-layer.is-hidden {
  display: none;
}

.mrsf-gutter-left {
  left: calc(-1 * var(--mrsf-gutter-width) - 8px);
}

.mrsf-gutter-right {
  right: calc(-1 * var(--mrsf-gutter-width) - 8px);
}

.mrsf-line-highlight-layer {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 1;
}

.mrsf-line-highlight-overlay {
  position: absolute;
  left: 0;
  right: 0;
  border-left: 3px solid var(--mrsf-accent);
  background: rgba(55, 148, 255, 0.06);
  border-radius: 2px;
  transition: background 0.15s ease;
}

.mrsf-line-highlight-overlay:hover {
  background: rgba(55, 148, 255, 0.12);
}

/* ── Line highlight (CSS-only tinting for commented lines) ── */

.mrsf-line-highlight {
  border-left: 3px solid var(--mrsf-accent);
  padding-left: 8px;
  background: rgba(55, 148, 255, 0.06);
  border-radius: 2px;
  transition: background 0.15s ease;
}

.mrsf-line-highlight:hover {
  background: rgba(55, 148, 255, 0.12);
}

/* ── Gutter items (badges & add buttons, positioned by JS) ── */

.mrsf-gutter-item {
  position: absolute;
  left: 0;
  right: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: auto;
}

/* ── Badge ──────────────────────────────────────────────── */

.mrsf-badge,
.mrsf-gutter-add {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 2px;
  font-size: 11px;
  font-weight: 600;
  line-height: 1;
  min-height: 20px;
  padding: 3px 8px;
  border-radius: 999px;
  user-select: none;
  white-space: nowrap;
  transition: opacity 0.15s ease, background 0.15s ease, border-color 0.15s ease;
}

.mrsf-badge {
  cursor: pointer;
  color: var(--mrsf-badge-fg);
  background: var(--mrsf-badge-bg);
  border: 1px solid transparent;
  border-left: 3px solid transparent;
}

.mrsf-badge-resolved {
  background: var(--mrsf-badge-resolved-bg);
  opacity: 0.7;
}

.mrsf-badge-severity-high {
  border-left-color: var(--mrsf-severity-high);
}

.mrsf-badge-severity-medium {
  border-left-color: var(--mrsf-severity-medium);
}

/* ── Add button (in gutter) ─────────────────────────────── */

.mrsf-gutter-add {
  appearance: none;
  opacity: 0.38;
  pointer-events: auto;
  border: 1px solid var(--mrsf-add-border);
  background: var(--mrsf-add-bg);
  color: var(--mrsf-add-fg);
  cursor: pointer;
  font-family: var(--mrsf-font-family);
}

@media (prefers-color-scheme: light) {
  :root {
    --mrsf-add-bg: rgba(0, 122, 204, 0.08);
    --mrsf-add-border: rgba(0, 122, 204, 0.18);
  }
}

.mrsf-gutter-add:hover,
.mrsf-gutter-add:focus-visible {
  opacity: 1;
  background: rgba(0, 122, 204, 0.18);
  border-color: rgba(0, 122, 204, 0.38);
}

.mrsf-gutter-add:focus-visible,
.mrsf-badge:focus-visible {
  outline: 2px solid var(--mrsf-accent);
  outline-offset: 2px;
}

/* ── Tooltip (positioned by JS, appended to gutter item) ── */

.mrsf-tooltip {
  display: none;
  position: absolute;
  top: 100%;
  z-index: 1000;
  min-width: 300px;
  max-width: 480px;
  max-height: 400px;
  overflow-y: auto;
  padding: 8px;
  margin-top: 4px;
  border-radius: 6px;

  background: var(--mrsf-tooltip-bg);
  border: 1px solid var(--mrsf-tooltip-border);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.3);

  font-family: var(--mrsf-font-family);
  font-size: 13px;
  line-height: 1.5;
  color: var(--mrsf-tooltip-fg);
}

/* Left gutter: tooltip opens to the right */
.mrsf-gutter-left .mrsf-tooltip {
  left: 0;
  right: auto;
}

/* Right gutter: tooltip opens to the left */
.mrsf-gutter-right .mrsf-tooltip {
  left: auto;
  right: 0;
}

.mrsf-tooltip.mrsf-tooltip-visible {
  display: block;
  animation: mrsf-fade-in 0.15s ease;
}

@keyframes mrsf-fade-in {
  from { opacity: 0; transform: translateY(-4px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ── Thread / Comment ───────────────────────────────────── */

.mrsf-thread {
  padding: 4px 0;
}

.mrsf-thread + .mrsf-thread {
  border-top: 1px solid var(--mrsf-tooltip-border);
  margin-top: 4px;
  padding-top: 8px;
}

.mrsf-comment {
  padding: 4px 0;
}

.mrsf-comment.mrsf-resolved {
  border-left: 2px solid var(--mrsf-badge-resolved-bg);
  padding-left: 6px;
}

/* ── Replies ────────────────────────────────────────────── */

.mrsf-replies {
  margin-left: 16px;
  padding-left: 8px;
  border-left: 2px solid var(--mrsf-tooltip-border);
}

.mrsf-reply {
  font-size: 12px;
}

/* ── Comment header ─────────────────────────────────────── */

.mrsf-comment-header {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
  margin-bottom: 2px;
}

.mrsf-author {
  font-weight: 600;
}

.mrsf-date {
  font-size: 11px;
  opacity: 0.6;
}

.mrsf-severity {
  font-size: 10px;
  font-weight: 600;
  padding: 1px 5px;
  border-radius: 8px;
  text-transform: uppercase;
  letter-spacing: 0.3px;
}

.mrsf-severity-high {
  background: rgba(231, 76, 60, 0.2);
  color: var(--mrsf-severity-high);
}

.mrsf-severity-medium {
  background: rgba(243, 156, 18, 0.2);
  color: var(--mrsf-severity-medium);
}

.mrsf-severity-low {
  background: rgba(52, 152, 219, 0.2);
  color: var(--mrsf-severity-low);
}

.mrsf-type {
  font-size: 10px;
  padding: 1px 5px;
  border-radius: 8px;
  background: rgba(127, 127, 127, 0.15);
  opacity: 0.8;
}

.mrsf-resolved-badge {
  font-size: 10px;
  color: var(--mrsf-badge-resolved-bg);
  font-weight: 600;
}

/* ── Comment body ───────────────────────────────────────── */

.mrsf-comment-body {
  white-space: pre-wrap;
  word-break: break-word;
}

/* ── Selected text quote in tooltip ─────────────────────── */

.mrsf-selected-text {
  font-family: monospace;
  font-size: 0.85em;
  background: rgba(127, 127, 127, 0.1);
  border-left: 3px solid rgba(127, 127, 127, 0.3);
  margin: 4px 0;
  border-radius: 2px;
}

.mrsf-selected-text-summary {
  padding: 4px 8px;
  cursor: pointer;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  display: block;
  list-style: none;
  color: var(--mrsf-fg, inherit);
  opacity: 0.7;
}

.mrsf-selected-text-summary::-webkit-details-marker {
  display: none;
}

.mrsf-selected-text-summary::before {
  content: "▶ ";
  font-size: 0.7em;
  vertical-align: middle;
  margin-right: 2px;
}

.mrsf-selected-text[open] > .mrsf-selected-text-summary {
  display: none;
}

.mrsf-selected-text-full {
  display: block;
  padding: 4px 8px;
  white-space: pre-wrap;
  word-break: break-word;
}

/* ── Inline text highlight (overlay positioned by JS) ───── */

.mrsf-highlight-overlay {
  position: absolute;
  background: var(--mrsf-highlight-bg);
  border-bottom: 2px solid var(--mrsf-highlight-border);
  border-radius: 2px;
  pointer-events: none;
  transition: background 0.15s ease;
}

/* ── Inline comment text highlight (<mark> by controller) ── */

.mrsf-inline-highlight {
  background: var(--mrsf-highlight-bg);
  border-bottom: 2px solid var(--mrsf-highlight-border);
  border-radius: 2px;
  cursor: pointer;
  transition: background 0.15s ease;
}

.mrsf-inline-highlight:hover {
  background: rgba(255, 213, 79, 0.4);
}

/* Inline tooltip (appended to document.body, positioned by JS) */
.mrsf-inline-tooltip {
  position: fixed;
  z-index: 1100;
  min-width: 300px;
  max-width: 480px;
  max-height: 400px;
  overflow-y: auto;
  padding: 8px;
  border-radius: 6px;
  background: var(--mrsf-tooltip-bg);
  border: 1px solid var(--mrsf-tooltip-border);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.3);
  font-family: var(--mrsf-font-family);
  font-size: 13px;
  line-height: 1.5;
  color: var(--mrsf-tooltip-fg);
  white-space: normal;
  animation: mrsf-fade-in 0.15s ease;
}

/* ── Interactive action buttons ─────────────────────────── */

.mrsf-actions {
  display: none;
  gap: 4px;
  margin-top: 4px;
  padding-top: 4px;
  border-top: 1px solid var(--mrsf-tooltip-border);
}

.mrsf-interactive .mrsf-actions {
  display: flex;
}

.mrsf-tooltip-actions {
  display: flex;
  justify-content: flex-end;
  gap: 6px;
  margin-top: 8px;
  padding-top: 6px;
  border-top: 1px solid var(--mrsf-tooltip-border);
}

.mrsf-action-btn {
  font-size: 11px;
  padding: 2px 8px;
  border-radius: 4px;
  border: 1px solid var(--mrsf-tooltip-border);
  background: transparent;
  color: var(--mrsf-tooltip-fg);
  cursor: pointer;
  font-family: var(--mrsf-font-family);
  transition: background 0.15s ease;
}

.mrsf-action-btn.mrsf-action-danger {
  color: #d13438;
  border-color: rgba(209, 52, 56, 0.7);
}

.mrsf-action-btn:hover {
  background: rgba(127, 127, 127, 0.2);
}

/* ── Floating "Add comment" button (selection-based) ────── */

/* ── Orphaned comments section (bottom of container) ────── */

.mrsf-orphaned-section {
  margin-top: 24px;
  padding-top: 16px;
  border-top: 2px dashed var(--mrsf-tooltip-border);
}

.mrsf-orphaned-heading {
  font-family: var(--mrsf-font-family);
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: #999;
  margin-bottom: 8px;
}

.mrsf-orphaned-thread {
  padding: 8px;
  margin-bottom: 6px;
  border-radius: 6px;
  border: 1px solid var(--mrsf-tooltip-border);
  background: rgba(127, 127, 127, 0.06);
  opacity: 0.7;
  font-family: var(--mrsf-font-family);
  font-size: 13px;
  line-height: 1.5;
  color: var(--mrsf-tooltip-fg);
}

.mrsf-add-inline-button {
  position: absolute;
  z-index: 1200;
  display: none;
  font-size: 12px;
  padding: 6px 10px;
  border-radius: 6px;
  border: 1px solid var(--mrsf-tooltip-border);
  background: var(--mrsf-tooltip-bg);
  color: var(--mrsf-tooltip-fg);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.25);
  cursor: pointer;
  font-family: var(--mrsf-font-family);
}

.mrsf-add-inline-button:hover {
  background: rgba(127, 127, 127, 0.2);
}