/* ===================================================================
   BestUTM.com — tool pages
   Loaded after styles.css on checker / bulk / matrix / QR / etc.
   =================================================================== */

[hidden] { display: none !important; }
body.page-tool .page-hero { border-bottom: none; padding: 56px 0 28px; }
body.page-tool .page-hero .lead { max-width: 680px; }

.tool-section { padding: 8px 0 72px; }
.tool-card {
  background: var(--surface); border: 1px solid var(--border); border-radius: 20px;
  box-shadow: var(--shadow-md); padding: 30px 32px;
}
.tool-card + .tool-card { margin-top: 22px; }
.tool-card h2 { font-size: 18px; font-weight: 700; letter-spacing: -0.01em; margin-bottom: 4px; }
.tool-card .sub { font-size: 14px; color: var(--ink-soft); margin-bottom: 20px; }
.tool-split { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; align-items: start; }
.tool-split > .tool-card + .tool-card { margin-top: 0; }
.tool-split.wide { grid-template-columns: 1.4fr 1fr; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }

/* ---------- Form controls ---------- */
.field { margin-bottom: 16px; }
.lbl { display: flex; align-items: center; gap: 7px; font-size: 13px; font-weight: 600; color: var(--ink); margin-bottom: 7px; }
.lbl .tag { font-family: var(--mono); font-size: 11px; font-weight: 500; color: var(--muted); background: var(--bg-soft); border: 1px solid var(--border-soft); padding: 1px 6px; border-radius: 5px; }
.control {
  width: 100%; font-family: var(--font); font-size: 14.5px; color: var(--ink);
  background: var(--bg); border: 1px solid var(--border); border-radius: var(--radius-sm);
  padding: 11px 13px; transition: border-color .14s, box-shadow .14s, background .14s;
}
.control::placeholder { color: oklch(0.7 0.015 268); }
.control:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 4px var(--primary-ring); background: var(--surface); }
textarea.control { resize: vertical; min-height: 120px; line-height: 1.6; }
textarea.mono, input.mono, .mono { font-family: var(--mono); font-size: 13px; }
select.control { appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%238a8aa3' stroke-width='2.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 12px center; padding-right: 36px; }
.hint { font-size: 12px; color: var(--muted); margin-top: 6px; }
.hint code, .tool-card code { font-family: var(--mono); font-size: 12px; background: var(--bg-soft); border: 1px solid var(--border-soft); padding: 1px 5px; border-radius: 5px; color: var(--ink); }

.btn-sm { padding: 8px 14px; font-size: 13px; border-radius: 9px; }
.btn[disabled], .btn.is-disabled { opacity: .45; pointer-events: none; }
.btn svg { width: 15px; height: 15px; flex-shrink: 0; }
.btn-row { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; }
.btn-row.end { justify-content: flex-end; }
.btn-danger { background: var(--surface); color: oklch(0.5 0.18 25); border-color: oklch(0.88 0.06 25); padding: 11px 18px; }
.btn-danger:hover { background: oklch(0.97 0.03 25); }

.chips { display: flex; flex-wrap: wrap; gap: 7px; margin-top: 9px; }
.chip { font-size: 12px; font-weight: 500; font-family: var(--font); padding: 4px 11px; border-radius: 100px; cursor: pointer; background: var(--bg-soft); border: 1px solid var(--border-soft); color: var(--ink-soft); transition: all .13s; }
.chip:hover { border-color: var(--primary); color: var(--primary); background: var(--primary-soft); }
.chip.on { border-color: var(--primary); color: var(--primary); background: var(--primary-soft); font-weight: 600; }

.seg { display: inline-flex; background: var(--bg-soft); border: 1px solid var(--border); border-radius: 11px; padding: 3px; gap: 2px; }
.seg button { font-family: var(--font); font-size: 13px; font-weight: 600; color: var(--ink-soft); background: none; border: none; padding: 7px 14px; border-radius: 8px; cursor: pointer; }
.seg button.on { background: var(--surface); color: var(--primary); box-shadow: var(--shadow-sm); }

.check { display: flex; align-items: flex-start; gap: 10px; font-size: 14px; color: var(--ink-soft); cursor: pointer; }
.check input { width: 17px; height: 17px; margin-top: 2px; accent-color: var(--primary); flex-shrink: 0; }

.file-btn { position: relative; overflow: hidden; }
.file-btn input { position: absolute; inset: 0; opacity: 0; cursor: pointer; width: 100%; }

/* ---------- Result / code boxes ---------- */
.codebox {
  background: linear-gradient(180deg, oklch(0.27 0.04 270), oklch(0.21 0.045 272));
  color: oklch(0.9 0.01 268); border-radius: 14px; padding: 18px 18px;
  font-family: var(--mono); font-size: 13px; line-height: 1.75; word-break: break-all; white-space: pre-wrap;
  min-height: 90px; max-height: 420px; overflow: auto;
}
.codebox .k { color: oklch(0.74 0.13 285); }
.codebox .v { color: oklch(0.82 0.12 150); }
.codebox .amp, .codebox .q { color: oklch(0.6 0.02 268); }
.codebox .dim { color: oklch(0.58 0.025 272); }

/* ---------- Issue list ---------- */
.verdict { display: flex; align-items: center; gap: 14px; padding: 16px 18px; border-radius: 14px; border: 1px solid var(--border); background: var(--bg-soft); margin-bottom: 16px; }
.verdict .vic { width: 40px; height: 40px; border-radius: 12px; display: grid; place-items: center; flex-shrink: 0; background: var(--surface); border: 1px solid var(--border); }
.verdict .vic svg { width: 20px; height: 20px; }
.verdict h3 { font-size: 16px; font-weight: 700; }
.verdict p { font-size: 13.5px; color: var(--ink-soft); }
.verdict.good { background: oklch(0.96 0.04 150); border-color: oklch(0.88 0.07 150); }
.verdict.good .vic { color: oklch(0.5 0.14 150); border-color: oklch(0.85 0.08 150); }
.verdict.bad { background: oklch(0.97 0.03 25); border-color: oklch(0.89 0.06 25); }
.verdict.bad .vic { color: oklch(0.55 0.18 25); border-color: oklch(0.86 0.07 25); }
.verdict.meh { background: oklch(0.97 0.04 85); border-color: oklch(0.9 0.07 85); }
.verdict.meh .vic { color: oklch(0.55 0.13 75); border-color: oklch(0.86 0.08 85); }

.issues { list-style: none; display: flex; flex-direction: column; gap: 8px; }
.issues li { display: flex; gap: 12px; align-items: flex-start; padding: 12px 14px; border-radius: 12px; border: 1px solid var(--border-soft); background: var(--surface); font-size: 14px; }
.issues .ic { width: 22px; height: 22px; border-radius: 7px; display: grid; place-items: center; flex-shrink: 0; font-size: 12px; font-weight: 800; margin-top: 1px; }
.issues .tx b { display: block; font-weight: 600; color: var(--ink); }
.issues .tx span { display: block; font-size: 13px; color: var(--ink-soft); margin-top: 2px; }
.issues .error .ic { background: oklch(0.94 0.05 25); color: oklch(0.52 0.19 25); }
.issues .warn .ic { background: oklch(0.95 0.06 85); color: oklch(0.5 0.13 70); }
.issues .info .ic { background: var(--primary-soft); color: var(--primary); }
.issues .ok .ic { background: oklch(0.94 0.06 150); color: oklch(0.45 0.14 150); }

/* ---------- Tables ---------- */
.table-wrap { overflow-x: auto; border: 1px solid var(--border); border-radius: 14px; background: var(--surface); }
.table-wrap table { width: 100%; border-collapse: collapse; font-size: 13.5px; }
.table-wrap th { text-align: left; font-size: 11.5px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.04em; color: var(--muted); padding: 11px 14px; background: var(--bg-soft); border-bottom: 1px solid var(--border); white-space: nowrap; position: sticky; top: 0; }
.table-wrap td { padding: 11px 14px; border-bottom: 1px solid var(--border-soft); color: var(--ink-soft); vertical-align: top; }
.table-wrap tr:last-child td { border-bottom: none; }
.table-wrap td.mono, .table-wrap td .mono { font-family: var(--mono); font-size: 12.5px; }
.table-wrap td.url { max-width: 420px; word-break: break-all; font-family: var(--mono); font-size: 12px; color: var(--ink); }
.table-wrap td.field-name { font-weight: 600; color: var(--ink); white-space: nowrap; }
.table-wrap td.diff { background: oklch(0.97 0.04 85); color: var(--ink); }
.table-wrap td.same { color: var(--muted); }
.table-scroll { max-height: 440px; overflow: auto; }

.badge { display: inline-flex; align-items: center; gap: 5px; font-size: 11.5px; font-weight: 700; padding: 2px 9px; border-radius: 100px; background: var(--primary-soft); color: var(--primary); }
.badge.ok { background: oklch(0.94 0.06 150); color: oklch(0.42 0.14 150); }
.badge.warn { background: oklch(0.95 0.06 85); color: oklch(0.46 0.13 70); }
.badge.bad { background: oklch(0.94 0.05 25); color: oklch(0.5 0.19 25); }

.stat-line { display: flex; flex-wrap: wrap; gap: 8px 18px; font-size: 13.5px; color: var(--ink-soft); margin: 14px 0; }
.stat-line b { color: var(--ink); }

.empty-note { text-align: center; padding: 34px 20px; color: var(--muted); font-size: 14px; border: 1px dashed var(--border); border-radius: 14px; background: var(--bg-soft); }

/* ---------- Tool hub cards ---------- */
.hub { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.hub-card { display: flex; flex-direction: column; gap: 10px; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 26px 26px 24px; box-shadow: var(--shadow-sm); transition: transform .18s, box-shadow .18s, border-color .18s; }
.hub-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); border-color: oklch(0.88 0.02 277); }
.hub-card .ic { width: 44px; height: 44px; border-radius: 12px; background: var(--primary-soft); color: var(--primary); display: grid; place-items: center; margin-bottom: 6px; }
.hub-card .ic svg { width: 22px; height: 22px; }
.hub-card h3 { font-size: 17px; font-weight: 700; letter-spacing: -0.01em; }
.hub-card p { font-size: 14px; color: var(--ink-soft); flex: 1; }
.hub-card .go { font-size: 13.5px; font-weight: 600; color: var(--primary); }

/* ---------- Checklist ---------- */
.cl-list { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.cl-list li label { display: flex; gap: 14px; align-items: flex-start; padding: 15px 18px; border: 1px solid var(--border); border-radius: 14px; background: var(--surface); cursor: pointer; transition: border-color .14s, background .14s; }
.cl-list li label:hover { border-color: oklch(0.86 0.03 277); }
.cl-list input { width: 19px; height: 19px; margin-top: 2px; accent-color: var(--primary); flex-shrink: 0; }
.cl-list .t b { display: block; font-size: 15px; font-weight: 600; }
.cl-list .t span { display: block; font-size: 13.5px; color: var(--ink-soft); margin-top: 2px; }
.cl-list li.done label { background: oklch(0.97 0.03 150); border-color: oklch(0.88 0.06 150); }
.progress { height: 8px; border-radius: 100px; background: var(--bg-soft); border: 1px solid var(--border-soft); overflow: hidden; margin: 6px 0 18px; }
.progress > i { display: block; height: 100%; width: 0; background: linear-gradient(90deg, var(--primary), oklch(0.6 0.2 300)); transition: width .25s; }

/* ---------- QR studio ---------- */
.qr-stage { display: grid; place-items: center; background: var(--bg-soft); border: 1px dashed var(--border); border-radius: 16px; padding: 26px; min-height: 340px; }
.qr-stage canvas { max-width: 100%; height: auto; border-radius: 6px; box-shadow: var(--shadow-md); }
.color-row { display: flex; align-items: center; gap: 10px; }
.color-row input[type="color"] { width: 44px; height: 40px; padding: 2px; border: 1px solid var(--border); border-radius: 10px; background: var(--bg); cursor: pointer; }
input[type="range"] { width: 100%; accent-color: var(--primary); }
.range-val { font-family: var(--mono); font-size: 12px; color: var(--muted); }

/* ---------- Toast ---------- */
.bu-toast { position: fixed; left: 50%; bottom: 28px; transform: translate(-50%, 20px); background: oklch(0.24 0.04 270); color: #fff; font-size: 14px; font-weight: 500; padding: 11px 18px; border-radius: 12px; box-shadow: var(--shadow-lg); opacity: 0; pointer-events: none; transition: opacity .2s, transform .2s; z-index: 200; max-width: calc(100vw - 32px); }
.bu-toast.show { opacity: 1; transform: translate(-50%, 0); }

/* ---------- Print (checklist / QR sheet) ---------- */
@media print {
  header.nav, footer, .no-print, .page-hero .eyebrow { display: none !important; }
  body { background: #fff; }
  .tool-card { box-shadow: none; border-color: #ccc; }
  .print-only { display: block !important; }
}
.print-only { display: none; }

@media (max-width: 920px) {
  .tool-split, .tool-split.wide, .hub { grid-template-columns: 1fr; }
  .grid-3 { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 560px) {
  .tool-card { padding: 22px 18px; border-radius: 16px; }
  .grid-2, .grid-3 { grid-template-columns: 1fr; }
}

/* ---------- QR bulk grid & print sheet ---------- */
.qr-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 14px; max-height: 520px; overflow: auto; padding: 4px; }
.qr-grid[hidden], .qr-stage[hidden] { display: none; }
.qr-item { background: var(--bg-soft); border: 1px solid var(--border-soft); border-radius: 12px; padding: 10px; text-align: center; }
.qr-item canvas { width: 100%; height: auto; border-radius: 4px; background: #fff; }
.qr-item .cap { font-size: 12px; color: var(--ink-soft); margin: 8px 0 6px; word-break: break-all; }
.qr-item .dls { display: flex; gap: 6px; justify-content: center; }
.qr-item .dls button { font-family: var(--font); font-size: 11.5px; font-weight: 600; padding: 3px 9px; border-radius: 7px; border: 1px solid var(--border); background: var(--surface); color: var(--ink-soft); cursor: pointer; }
.qr-item .dls button:hover { border-color: var(--primary); color: var(--primary); }
.print-sheet { display: none; }
@page { size: A4; margin: 12mm; }
@media print {
  body.printing-sheet main, body.printing-sheet .page-hero { display: none !important; }
  body.printing-sheet .print-sheet { display: grid; gap: 8mm; }
  .print-sheet figure { break-inside: avoid; text-align: center; margin: 0; }
  .print-sheet img { width: 100%; height: auto; }
  .print-sheet figcaption { font: 11pt/1.3 sans-serif; word-break: break-all; color: #000; margin-top: 2mm; }
}

/* ---------- SEO copy, FAQ, related ---------- */
.tool-extra { max-width: 800px; margin: 56px 0 0; }
.tool-extra h2 { font-size: clamp(22px, 2.6vw, 28px); letter-spacing: -0.02em; font-weight: 800; line-height: 1.15; margin-bottom: 16px; }
.tool-extra p { font-size: 16px; color: var(--ink-soft); margin-bottom: 14px; line-height: 1.7; }
.tool-extra .faq-q { padding: 16px 0; border-top: 1px solid var(--border-soft); }
.tool-extra .faq-q h3 { font-size: 16px; font-weight: 700; margin-bottom: 6px; }
.tool-extra .faq-q p { font-size: 15px; margin: 0; }
.tool-extra .chip { text-decoration: none; }

/* ---------- QR studio sections ---------- */
.qr-sec { border-top: 1px solid var(--border-soft); padding: 4px 0 6px; margin-top: 14px; }
.qr-sec > summary { list-style: none; cursor: pointer; font-size: 16px; font-weight: 700; letter-spacing: -0.01em; padding: 12px 0; display: flex; align-items: center; justify-content: space-between; }
.qr-sec > summary::-webkit-details-marker { display: none; }
.qr-sec > summary::after { content: ""; width: 9px; height: 9px; border-right: 2px solid var(--muted); border-bottom: 2px solid var(--muted); transform: rotate(45deg); transition: transform .18s; margin-right: 4px; }
.qr-sec[open] > summary::after { transform: rotate(-135deg); }
.qr-sec[open] > summary { padding-bottom: 14px; }
.qr-stage img { display: block; max-width: 100%; max-height: 460px; width: auto; height: auto; border-radius: 6px; }
.qr-item img { width: 100%; height: auto; display: block; border-radius: 4px; }
@media (min-width: 921px) { .qr-preview { position: sticky; top: 90px; } }

/* ---------- Campaign pack ---------- */
.pk-bar { margin-bottom: 22px; }
.pk-split { grid-template-columns: minmax(0, 1fr) minmax(0, 1.15fr); }
@media (min-width: 921px) { .pk-docs { position: sticky; top: 90px; max-height: calc(100vh - 110px); overflow: auto; } }
.pk-mini { padding: 6px 9px; font-size: 13px; border-radius: 8px; min-width: 110px; }
.paper { background: #fff; border: 1px solid var(--border); border-radius: 14px; padding: 28px 30px; color: #1a1633; font-size: 14px; line-height: 1.55; box-shadow: var(--shadow-sm); }
.paper h1 { font-size: 24px; letter-spacing: -0.02em; margin: 0 0 14px; font-weight: 800; }
.paper h2 { font-size: 16px; margin: 24px 0 8px; padding-bottom: 4px; border-bottom: 1px solid var(--border); font-weight: 700; }
.paper h3 { font-size: 14px; margin: 16px 0 6px; font-weight: 700; }
.paper p { margin-bottom: 8px; color: var(--ink-soft); }
.paper ul { margin: 6px 0 10px 20px; color: var(--ink-soft); }
.paper .doc-checks { list-style: none; margin-left: 0; }
.paper .doc-meta { display: grid; grid-template-columns: 140px 1fr; gap: 3px 12px; font-size: 13px; margin-bottom: 8px; }
.paper .doc-meta dt { color: var(--muted); font-weight: 600; }
.paper .doc-meta dd { margin: 0; word-break: break-word; }
.paper table { width: 100%; border-collapse: collapse; font-size: 12px; margin: 8px 0; display: block; overflow-x: auto; }
.paper th { text-align: left; background: var(--bg-soft); font-size: 11px; text-transform: uppercase; letter-spacing: .03em; }
.paper th, .paper td { border: 1px solid var(--border); padding: 6px 8px; vertical-align: top; }
.paper td.u { font-family: var(--mono); font-size: 10.5px; word-break: break-all; min-width: 220px; }
.paper .doc-note { color: var(--muted); font-size: 12px; }
.paper .doc-qrs { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.paper .doc-qrs figure { margin: 0; text-align: center; }
.paper .doc-qrs svg { width: 100%; height: auto; display: block; }
.paper .doc-qrs figcaption { font-size: 10px; word-break: break-word; color: var(--ink-soft); }
.print-doc { display: none; }
@media print {
  body.printing-doc main, body.printing-doc .page-hero { display: none !important; }
  body.printing-doc .print-doc { display: block; border: none; box-shadow: none; padding: 0; font-size: 11pt; }
  .print-doc table { display: table; }
  .print-doc table.wide { font-size: 9pt; }
}
@media (max-width: 920px) { .pk-split { grid-template-columns: minmax(0, 1fr); } .paper { padding: 20px 16px; } .paper .doc-qrs { grid-template-columns: repeat(2, 1fr); } }