/* HashCheck — tool-specific styling on top of node.css (ARGUS design system).
   The working tool lives inside the ops panel; these rules dress its controls
   in the tactical look. All functional IDs/classes are driven by app.js. */

.hidden { display: none !important; }

/* the tool column aligns to the top, not centered, since it grows with content */
main { align-items: start; }
@media (max-width: 900px) { .ops { order: 2; } }

/* the panel body stacks the tool sections */
.panel-body { display: flex; flex-direction: column; gap: 18px; }

/* ----------------------------- drop zone ----------------------------- */
.drop-zone {
  border: 1px dashed var(--line);
  border-radius: 4px;
  padding: 26px 18px;
  display: flex; flex-direction: column; align-items: center; gap: 6px;
  text-align: center; color: var(--mid);
  transition: border-color .2s, background .2s;
  cursor: default;
}
.drop-zone.dragover { border-color: var(--accent); background: var(--accent-soft); }
.drop-zone .drop-ico { width: 26px; height: 26px; color: var(--accent); }
.drop-zone .drop-ico svg { width: 100%; height: 100%; }
.drop-primary { margin: 4px 0 0; font-size: 15px; color: var(--fg); font-weight: 500; }
.drop-secondary {
  margin: 0; font-family: "IBM Plex Mono", monospace; font-size: 11px;
  letter-spacing: .14em; text-transform: uppercase; color: var(--dim);
}
.btn-file { cursor: pointer; margin-top: 2px; }
.drop-note { margin: 8px 0 0; font-size: 12px; line-height: 1.45; color: var(--dim); max-width: 40ch; }

/* ----------------------------- file info ----------------------------- */
.file-info {
  border: 1px solid var(--line-soft); border-radius: 4px;
  background: var(--bg-2); padding: 12px 14px;
  display: grid; gap: 6px;
}
.finfo-row { display: flex; gap: 10px; font-size: 13px; color: var(--fg-2); align-items: baseline; }
.finfo-k {
  flex: 0 0 84px; color: var(--accent); font-size: 10.5px;
  letter-spacing: .1em; text-transform: uppercase;
}
.finfo-v { word-break: break-all; }

/* ----------------------------- section labels ----------------------------- */
.block-label {
  font-family: "IBM Plex Mono", monospace; font-size: 11px; font-weight: 500;
  letter-spacing: .16em; text-transform: uppercase; color: var(--accent);
  margin: 0 0 12px;
}

/* ----------------------------- algorithms ----------------------------- */
.algo-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin-bottom: 14px; }
.algo-grid label {
  display: flex; align-items: center; gap: 9px;
  border: 1px solid var(--line); border-radius: 3px; padding: 9px 12px;
  font-family: "IBM Plex Mono", monospace; font-size: 12.5px; color: var(--fg-2);
  cursor: pointer; transition: border-color .15s, color .15s;
}
.algo-grid label:hover { border-color: var(--accent); color: var(--fg); }
.algo-grid input[type="checkbox"] { accent-color: var(--accent); width: 15px; height: 15px; cursor: pointer; }

/* ----------------------------- buttons ----------------------------- */
.btn-block { width: 100%; justify-content: center; }
.btn:disabled, .btn[disabled] { opacity: .42; cursor: not-allowed; transform: none !important; box-shadow: none !important; }
.btn:disabled:hover { background: var(--accent); }

/* ----------------------------- progress ----------------------------- */
.progress-bar { height: 4px; background: var(--line-soft); border-radius: 2px; overflow: hidden; }
#progress-fill { height: 100%; width: 0; background: var(--accent); box-shadow: 0 0 10px var(--accent); transition: width .15s linear; }
.progress-text { margin-top: 8px; font-size: 11px; color: var(--mid); letter-spacing: .04em; }

/* ----------------------------- results ----------------------------- */
#results-list { display: grid; gap: 0; }
.result-item { padding: 10px 0; border-bottom: 1px dashed var(--line-soft); }
.result-item:last-child { border-bottom: 0; }
.result-algo {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  font-family: "IBM Plex Mono", monospace; font-size: 12px;
  letter-spacing: .08em; color: var(--accent); margin-bottom: 5px;
}
.copy-btn {
  font-family: "IBM Plex Mono", monospace; font-size: 10.5px;
  letter-spacing: .1em; text-transform: uppercase;
  border: 1px solid var(--line); background: transparent; color: var(--mid);
  border-radius: 3px; padding: 4px 10px; cursor: pointer;
  transition: border-color .15s, color .15s;
}
.copy-btn:hover { border-color: var(--accent); color: var(--accent); }
.copy-btn.copied { border-color: var(--accent); color: var(--accent); background: var(--accent-soft); }
.result-hash {
  font-family: "IBM Plex Mono", monospace; font-size: 12px; line-height: 1.5;
  color: var(--fg-2); word-break: break-all;
}

/* ----------------------------- text input + compare ----------------------------- */
.text-input {
  width: 100%; background: var(--bg); border: 1px solid var(--line);
  border-radius: 3px; padding: 11px 13px; color: var(--fg);
  font-family: "IBM Plex Mono", monospace; font-size: 12.5px;
  transition: border-color .15s, box-shadow .15s;
}
.text-input::placeholder { color: var(--dim); }
.text-input:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 1px var(--accent-soft); }
.hint { margin: 0 0 10px; font-size: 12px; line-height: 1.45; color: var(--dim); }
.compare-row { display: flex; flex-direction: column; gap: 9px; }
.compare-result { font-size: 12px; min-height: 1em; letter-spacing: .04em; }
.compare-result.match   { color: var(--accent); }
.compare-result.nomatch { color: oklch(0.7 0.17 25); }
.compare-result.partial { color: var(--mid); }

/* ----------------------------- about ----------------------------- */
.about { margin-top: 4px; border-top: 1px solid var(--line-soft); padding-top: 14px; }
.about summary {
  cursor: pointer; font-family: "IBM Plex Mono", monospace; font-size: 12px;
  letter-spacing: .06em; color: var(--mid); list-style: none;
}
.about summary::-webkit-details-marker { display: none; }
.about summary::before { content: "\25B8  "; color: var(--accent); }
.about[open] summary::before { content: "\25BE  "; }
.about summary:hover { color: var(--fg-2); }
.about > div { margin-top: 12px; font-size: 13px; line-height: 1.6; color: var(--fg-2); }
.about p { margin: 0 0 10px; }
.about ul { margin: 0 0 10px; padding-left: 18px; display: grid; gap: 6px; }
.about li { line-height: 1.5; }
.about code {
  font-family: "IBM Plex Mono", monospace; font-size: 12px;
  background: var(--bg-3); border: 1px solid var(--line); border-radius: 3px;
  padding: 1px 6px; color: var(--fg-2);
}
.about strong { color: var(--fg); }