/* ==========================================================================
   VAST TAG INSPECTOR (/vast-inspector)
   Fields keep the shared FORM CONTROLS look from style.css; this sheet only
   sets their size and layout.
   ========================================================================== */

/* Syntax colours for the XML tree. The tree sits on --color-code-bg, which
   is dark in both themes, so one set of values serves both. */
:root {
  --vi-code-muted: #b5b5b5;
  --vi-code-name: #7dd3fc;
  --vi-code-attr: #fcd34d;
  --vi-code-value: #86efac;
  --vi-code-dim: #8a8a8a;
  --vi-code-text: #f5f5f5;
}

.vi-page main.editor-workbench {
  max-width: 1120px;
  padding-top: 48px;
}

.vi-page .editor-hero-title {
  font-size: clamp(32px, 5vw, 46px);
  line-height: 1.04;
  letter-spacing: -0.045em;
}

.vi-page .editor-hero-desc {
  max-width: 720px;
  font-size: 15px;
}

/* --- Input card ---------------------------------------------------------- */

.vi-source {
  display: grid;
  gap: 14px;
  padding: 20px;
  background: var(--color-paper);
  border: 1px solid var(--color-hairline);
  border-radius: var(--radius-cards);
  box-shadow: 0 10px 34px rgb(var(--shadow-rgb) / 0.05);
}

.vi-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  padding: 4px;
  width: fit-content;
  max-width: 100%;
  background: var(--color-canvas);
  border: 1px solid var(--color-hairline);
  border-radius: 14px;
}

.vi-tab {
  min-height: 36px;
  padding: 7px 14px;
  font-family: var(--sans);
  font-size: 13px;
  font-weight: 650;
  color: var(--color-mid-gray);
  background: transparent;
  border: 0;
  border-radius: 10px;
  cursor: pointer;
  transition: var(--tx-interactive);
}

.vi-tab:hover {
  color: var(--color-ink);
}

.vi-tab[aria-selected="true"] {
  color: var(--color-ink);
  background: var(--color-paper);
  box-shadow: 0 1px 3px rgb(var(--shadow-rgb) / 0.12);
}

.vi-panel {
  display: grid;
  gap: 10px;
}

.vi-panel[hidden] {
  display: none;
}

.vi-label {
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.6px;
  text-transform: uppercase;
  color: var(--color-mid-gray);
}

.vi-xml {
  width: 100%;
  height: 260px;
}

.vi-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 10px;
}

.vi-actions .btn-primary,
.vi-url-row .btn-primary {
  padding: 10px 20px;
  font-size: 13px;
  white-space: nowrap;
}

.vi-actions .btn-primary:disabled,
.vi-url-row .btn-primary:disabled {
  cursor: progress;
  opacity: 0.6;
  transform: none;
}

.vi-url-form {
  display: grid;
  gap: 10px;
}

.vi-url-row {
  display: flex;
  gap: 10px;
}

.vi-url-row input {
  flex: 1 1 auto;
  min-width: 0;
  width: 100%;
}

.vi-note {
  margin: 0;
  font-size: 12.5px;
  line-height: 1.55;
  color: var(--color-mid-gray);
}

.vi-drop {
  min-height: 190px;
  gap: 6px;
  margin-bottom: 0;
}

.vi-drop .upload-icon {
  color: var(--color-ink);
}

.vi-drop-title {
  margin-top: 6px;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-ink);
}

.vi-drop-sub {
  font-size: 13px;
  color: var(--color-mid-gray);
}

.vi-follow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--color-ink);
  cursor: pointer;
}

.vi-follow input {
  accent-color: var(--color-ink);
}

.vi-status {
  min-height: 20px;
  margin: 14px 4px;
  font-size: 13px;
  color: var(--color-mid-gray);
}

.vi-status.is-error {
  color: var(--color-fail-ink);
}

.vi-status.is-busy {
  color: var(--color-ink);
}

/* --- Results ------------------------------------------------------------------ */

.vi-results {
  display: grid;
  gap: 18px;
}

.vi-results[hidden] {
  display: none;
}

.vi-verdict {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
  padding: 20px;
  background: var(--color-paper);
  border: 1px solid var(--color-hairline);
  border-radius: var(--radius-cards);
}

.vi-verdict-title {
  margin: 8px 0 6px;
  font-size: clamp(20px, 2.6vw, 26px);
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--color-ink);
}

.vi-verdict-title:focus {
  outline: none;
}

.vi-summary {
  margin: 0;
  font-family: var(--mono);
  font-size: 12px;
  line-height: 1.6;
  color: var(--color-mid-gray);
}

.vi-exports {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.vi-badge,
.vi-pill {
  display: inline-flex;
  align-items: center;
  padding: 3px 10px;
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.4px;
  text-transform: uppercase;
  border-radius: 999px;
  border: 1px solid transparent;
  white-space: nowrap;
}

.vi-badge.is-pass,
.vi-pill.is-pass {
  color: var(--color-pass-ink);
  background: var(--color-pass-bg);
  border-color: var(--color-pass-line);
}

.vi-badge.is-warn,
.vi-pill.is-warn {
  color: var(--color-warn-ink);
  background: var(--color-warn-bg);
  border-color: var(--color-warn-line);
}

.vi-badge.is-fail,
.vi-pill.is-fail {
  color: var(--color-fail-ink);
  background: var(--color-fail-bg);
  border-color: var(--color-fail-line);
}

.vi-pill.is-info {
  color: var(--color-info-ink);
  background: var(--color-info-bg);
  border-color: var(--color-info-line);
}

.vi-block {
  padding: 18px 20px;
  background: var(--color-paper);
  border: 1px solid var(--color-hairline);
  border-radius: var(--radius-nested);
  min-width: 0;
}

.vi-block[hidden] {
  display: none;
}

.vi-h3 {
  margin: 0 0 12px;
  font-size: 1.02rem;
  font-weight: 750;
  color: var(--color-ink);
}

.vi-tree-block > summary {
  margin: 0;
  cursor: pointer;
}

.vi-tree-block[open] > summary {
  margin-bottom: 12px;
}

.vi-level-title {
  margin: 16px 0 8px;
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 600;
  color: var(--color-mid-gray);
}

.vi-level-title:first-child {
  margin-top: 0;
}

.vi-empty {
  margin: 0;
  font-size: 13px;
  color: var(--color-mid-gray);
  text-align: left;
}

.vi-chain {
  display: grid;
  gap: 10px;
  margin: 0;
  padding-left: 22px;
}

.vi-chain-item {
  display: grid;
  gap: 4px;
  padding-left: 4px;
}

.vi-chain-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 600;
  color: var(--color-ink);
}

.vi-chain-sys {
  font-weight: 400;
  color: var(--color-mid-gray);
}

.vi-chain-url {
  font-family: var(--mono);
  font-size: 11.5px;
  color: var(--color-mid-gray);
  overflow-wrap: anywhere;
}

.vi-chain-error {
  margin: 0;
  font-size: 13px;
  line-height: 1.5;
  color: var(--color-fail-ink);
}

.vi-chain-open {
  font-size: 13px;
  color: var(--color-ink);
}

/* Issues */
.vi-issues {
  display: grid;
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
}

.vi-issue {
  display: grid;
  grid-template-columns: 82px minmax(0, 1fr);
  gap: 12px;
  align-items: start;
  padding: 12px 0;
  border-top: 1px solid var(--color-hairline);
}

.vi-issue:first-child {
  border-top: 0;
  padding-top: 0;
}

.vi-issue .vi-pill {
  justify-content: center;
}

.vi-issue-msg {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.55;
  color: var(--color-ink);
}

.vi-issue-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 14px;
  margin: 6px 0 0;
  font-size: 12px;
  color: var(--color-mid-gray);
}

.vi-issue-meta code {
  font-family: var(--mono);
  font-size: 11.5px;
  overflow-wrap: anywhere;
}

.vi-issue-meta a {
  color: var(--color-ink);
}

.vi-issue-details {
  margin-top: 6px;
  font-size: 12px;
  color: var(--color-mid-gray);
}

.vi-issue-details summary {
  cursor: pointer;
}

.vi-issue-details ul {
  margin: 6px 0 0;
  padding-left: 18px;
  font-family: var(--mono);
  font-size: 11.5px;
  overflow-wrap: anywhere;
}

/* Tables */
.vi-table-wrap {
  overflow-x: auto;
  margin: 0 -4px;
}

.vi-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 12.5px;
}

.vi-table th {
  padding: 8px;
  font-family: var(--mono);
  font-size: 10.5px;
  font-weight: 600;
  letter-spacing: 0.4px;
  text-align: left;
  text-transform: uppercase;
  color: var(--color-mid-gray);
  border-bottom: 1px solid var(--color-hairline);
  white-space: nowrap;
}

.vi-table td {
  padding: 8px;
  min-width: 56px;
  vertical-align: top;
  color: var(--color-ink);
  border-bottom: 1px solid var(--color-hairline);
}

.vi-table caption {
  caption-side: top;
}

.vi-url {
  display: block;
  min-width: 220px;
  max-width: 420px;
  font-family: var(--mono);
  font-size: 11.5px;
  overflow-wrap: anywhere;
}

.vi-preview-btn {
  min-height: 32px;
  padding: 6px 12px;
}

.vi-preview {
  display: grid;
  gap: 8px;
  margin-top: 14px;
}

.vi-preview[hidden] {
  display: none;
}

.vi-preview video {
  display: block;
  width: 100%;
  max-width: 560px;
  max-height: 360px;
  background: var(--color-media);
  border-radius: var(--radius-nested);
}

/* XML tree */
.vi-tree-head {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 10px;
}

.vi-tree-head[hidden] {
  display: none;
}

.vi-tree-head select {
  width: 280px;
  max-width: 100%;
}

.vi-tree {
  max-height: 560px;
  overflow: auto;
  padding: 12px;
  background: var(--color-code-bg);
  border-radius: var(--radius-nested);
  font-family: var(--mono);
  font-size: 12px;
  line-height: 1.6;
  color: var(--color-code-ink);
}

.vi-tree .vi-empty {
  color: var(--vi-code-muted);
}

.vi-tree-list {
  margin: 0;
  padding-left: 16px;
  list-style: none;
}

.vi-tree > .vi-tree-list {
  padding-left: 0;
}

.vi-tree summary {
  cursor: pointer;
}

.vi-t-name {
  color: var(--vi-code-name);
}

.vi-t-attr {
  color: var(--vi-code-attr);
}

.vi-t-val {
  color: var(--vi-code-value);
  overflow-wrap: anywhere;
}

.vi-t-line {
  color: var(--vi-code-dim);
  font-size: 10.5px;
}

.vi-t-text {
  display: block;
  padding-left: 16px;
  color: var(--vi-code-text);
  overflow-wrap: anywhere;
}

.vi-t-text.is-cdata::before {
  content: 'CDATA ';
  color: var(--vi-code-dim);
}

/* --- Explainer ------------------------------------------------------------- */

.vi-guide {
  padding: 56px 20px 72px;
  background: var(--color-paper);
  border-top: 1px solid var(--color-hairline);
}

.vi-guide-inner {
  max-width: 780px;
  margin: 0 auto;
}

.vi-guide h2 {
  margin: 36px 0 12px;
  font-size: clamp(20px, 2.4vw, 26px);
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--color-ink);
}

.vi-guide h2:first-child {
  margin-top: 0;
}

.vi-guide p,
.vi-guide li {
  font-size: 15px;
  line-height: 1.7;
  color: var(--color-ink-soft);
}

.vi-guide ul {
  display: grid;
  gap: 10px;
  padding-left: 20px;
}

.vi-guide code {
  font-family: var(--mono);
  font-size: 0.86em;
  padding: 1px 5px;
  background: var(--color-surface-alt);
  border: 1px solid var(--color-hairline);
  border-radius: 5px;
}

.vi-guide a {
  color: var(--color-ink);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.vi-faq {
  margin-top: 44px;
}

/* --- Responsive ------------------------------------------------------------ */

@media (max-width: 600px) {
  .vi-page main.editor-workbench {
    padding: 32px 14px 56px;
  }

  .vi-source,
  .vi-verdict {
    padding: 14px;
    border-radius: 18px;
  }

  .vi-block {
    padding: 14px;
  }

  .vi-url-row {
    flex-direction: column;
  }

  .vi-actions > * {
    flex: 1 1 auto;
  }

  .vi-issue {
    grid-template-columns: minmax(0, 1fr);
    gap: 6px;
  }

  .vi-issue .vi-pill {
    justify-self: start;
  }

  .vi-guide {
    padding: 40px 16px 56px;
  }
}