.tool-page{padding:18px 0 0}
.breadcrumbs{display:flex;flex-wrap:wrap;gap:7px;align-items:center;color:var(--muted);font-size:12px;margin:4px 0 14px}.breadcrumbs a{color:var(--blue);font-weight:750}.breadcrumbs span{opacity:.65}
.tool-intro{text-align:center;max-width:820px;margin:0 auto 18px}.tool-intro .eyebrow{display:inline-flex;align-items:center;gap:7px;padding:6px 10px;border-radius:999px;background:#EAF3FF;color:var(--blue);font-size:11px;font-weight:850}.tool-intro h1{font-size:clamp(34px,5vw,54px);line-height:1.02;letter-spacing:-2px;margin:12px 0 9px;color:#263349}.dark .tool-intro h1{color:#E5E7EB}.tool-intro p{font-size:16px;color:var(--muted);margin:0 auto;max-width:700px}
.converter-shell{background:var(--card);border:1px solid var(--line);border-radius:18px;box-shadow:0 16px 42px rgba(27,74,132,.08);overflow:hidden;margin-bottom:18px}.converter-head{padding:18px 20px;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;gap:16px;align-items:center}.converter-head h2{font-size:18px;margin:0 0 4px}.converter-head p{font-size:12px;color:var(--muted);margin:0}.privacy-chip{display:inline-flex;align-items:center;gap:7px;padding:7px 10px;border-radius:999px;background:#ECF8F1;color:#16754A;font-size:10px;font-weight:850;white-space:nowrap}.dark .privacy-chip{background:#102D24;color:#8CE1B8}
.uploader{margin:18px;border:2px dashed #BCD2F1;border-radius:16px;padding:32px 18px;text-align:center;background:linear-gradient(180deg,#FAFDFF,#F4F8FF);transition:.18s}.dark .uploader{background:linear-gradient(180deg,#0E1E35,#0B1A30);border-color:#365074}.uploader.dragover{border-color:var(--blue);background:#EEF5FF;transform:translateY(-1px)}.dark .uploader.dragover{background:#102746}.upload-icon{width:62px;height:62px;margin:0 auto 10px;border-radius:18px;display:grid;place-items:center;background:#EAF3FF;color:var(--blue)}.upload-icon svg{width:30px;height:30px;stroke:currentColor;fill:none;stroke-width:1.8}.uploader h3{font-size:18px;margin:0 0 5px}.uploader p{font-size:12px;color:var(--muted);margin:0 0 14px}.choose-btn,.primary-btn,.secondary-btn{border:0;border-radius:10px;font-weight:850;transition:.18s}.choose-btn,.primary-btn{background:var(--blue);color:#fff;box-shadow:0 8px 20px rgba(22,109,242,.22)}.choose-btn{padding:11px 18px}.choose-btn:hover,.primary-btn:hover{filter:brightness(.96);transform:translateY(-1px)}.upload-note{font-size:10px!important;margin-top:10px!important}
.workspace{display:none;padding:0 18px 18px}.workspace.active,.workspace.show{display:block}.workspace-top{display:flex;gap:10px;justify-content:space-between;align-items:center;margin:0 0 12px}.workspace-top h3{font-size:14px;margin:0}.workspace-actions{display:flex;gap:7px}.secondary-btn{padding:8px 10px;background:#F1F6FD;color:#335071;border:1px solid var(--line);font-size:10px}.dark .secondary-btn{background:#12243D;color:#C7D6E9}
.file-list{display:grid;gap:8px;margin-bottom:14px}.file-row{display:grid;grid-template-columns:30px 52px 1fr auto;gap:10px;align-items:center;border:1px solid var(--line);border-radius:12px;padding:8px;background:var(--card)}.drag-handle{font-size:19px;color:#91A2B8;text-align:center;cursor:grab;user-select:none}.thumb{width:52px;height:52px;border-radius:9px;object-fit:cover;background:#EDF3FA;border:1px solid var(--line)}.file-meta{min-width:0}.file-meta strong{font-size:11px;display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.file-meta small{font-size:9px;color:var(--muted)}.file-controls{display:flex;gap:5px}.icon-btn{width:30px;height:30px;border:1px solid var(--line);border-radius:8px;background:var(--card);color:var(--muted);font-weight:900}.icon-btn:hover{color:var(--blue);border-color:#A9C8F2}.file-row.dragging{opacity:.45}.file-row.drag-target{outline:2px solid var(--blue)}
.settings{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:12px}.setting{border:1px solid var(--line);border-radius:12px;padding:11px}.setting label{display:block;font-size:10px;font-weight:850;margin-bottom:6px}.setting select{width:100%;height:38px;border:1px solid var(--line);border-radius:9px;background:var(--card);color:var(--text);padding:0 9px;font-size:11px;outline:none}.setting select:focus{border-color:var(--blue)}.setting-help{font-size:9px;color:var(--muted);margin-top:5px;display:block}
.convert-bar{display:grid;grid-template-columns:1fr auto;gap:14px;align-items:center;margin-top:14px;padding:14px;border-radius:13px;background:#F7FAFF;border:1px solid var(--line)}.dark .convert-bar{background:#0B1A30}.convert-summary{font-size:11px;color:var(--muted)}.convert-summary strong{display:block;color:var(--text);font-size:12px;margin-bottom:2px}.primary-btn{padding:12px 18px;min-width:180px}.primary-btn:disabled{opacity:.55;cursor:not-allowed;transform:none}
.progress{display:none;margin-top:10px}.progress.active,.progress.show{display:block}.progress-track{height:7px;background:#E6EDF7;border-radius:99px;overflow:hidden}.dark .progress-track{background:#20344F}.progress-bar{height:100%;width:0;background:var(--blue);transition:width .2s}.progress-text{font-size:10px;color:var(--muted);margin-top:5px}
.result-card{display:none;margin:18px;border:1px solid #B9E2CC;background:#F1FBF5;border-radius:14px;padding:16px}.dark .result-card{background:#0F2B22;border-color:#285B46}.result-card.active,.result-card.show{display:flex;align-items:center;justify-content:space-between;gap:14px}.result-card h3{font-size:15px;margin:0 0 3px;color:#156A45}.dark .result-card h3{color:#89DCB3}.result-card p{font-size:10px;color:var(--muted);margin:0}.download-btn{display:inline-flex;align-items:center;justify-content:center;gap:7px;background:#198754;color:#fff;border-radius:10px;padding:11px 15px;font-size:11px;font-weight:850;white-space:nowrap}
.tool-points{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin:0 0 18px}.tool-point{background:var(--card);border:1px solid var(--line);border-radius:13px;padding:14px}.tool-point b{font-size:12px;display:block;margin-bottom:4px}.tool-point p{font-size:10px;color:var(--muted);margin:0}.point-icon{font-size:20px;margin-bottom:7px;display:block}
.content-shell{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:24px;margin-bottom:18px}.content-shell h2{font-size:26px;letter-spacing:-.8px;margin:0 0 10px}.content-shell h3{font-size:18px;margin:24px 0 7px}.content-shell p,.content-shell li{font-size:14px;color:#41536F;line-height:1.72}.dark .content-shell p,.dark .content-shell li{color:#B7C5D8}.content-shell ul,.content-shell ol{padding-left:21px}.content-shell a{color:var(--blue);font-weight:750}.quick-steps{display:grid;grid-template-columns:repeat(4,1fr);gap:9px;margin:14px 0 4px}.quick-step{border:1px solid var(--line);border-radius:12px;padding:12px}.quick-step span{display:grid;place-items:center;width:30px;height:30px;border-radius:50%;background:#EAF3FF;color:var(--blue);font-weight:900;margin-bottom:8px}.quick-step b{font-size:11px;display:block;margin-bottom:4px}.quick-step p{font-size:10px;margin:0;line-height:1.5}.info-table{width:100%;border-collapse:collapse;margin:12px 0}.info-table th,.info-table td{border:1px solid var(--line);padding:10px;text-align:left;font-size:11px}.info-table th{background:#F5F8FD}.dark .info-table th{background:#10213A}.faq-list details{margin-bottom:7px}.faq-list summary{font-size:13px;padding:13px 24px 13px 0}.faq-list details p{font-size:12px;line-height:1.6}
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.related-card{border:1px solid var(--line);border-radius:12px;padding:14px;opacity:.72}.related-card.live{opacity:1}.related-card b{font-size:12px;display:block;margin-bottom:4px}.related-card p{font-size:10px;color:var(--muted);margin:0}.coming{font-size:9px;color:var(--blue);font-weight:850;display:inline-block;margin-top:7px}
.notice{padding:11px 12px;border-left:3px solid var(--blue);background:#F3F7FD;border-radius:8px;margin:12px 0;font-size:11px;color:#40536F}.dark .notice{background:#10213A;color:#B8C7DA}
@media(max-width:800px){.settings{grid-template-columns:1fr}.tool-points{grid-template-columns:1fr 1fr}.quick-steps{grid-template-columns:1fr 1fr}.related-grid{grid-template-columns:1fr}.converter-head{align-items:flex-start}.convert-bar{grid-template-columns:1fr}.primary-btn{width:100%}.result-card.active,.result-card.show{align-items:flex-start;flex-direction:column}.download-btn{width:100%}}
@media(max-width:700px){.tool-page{padding-top:18px}.breadcrumbs{font-size:10px;margin-bottom:10px}.tool-intro h1{font-size:34px;letter-spacing:-1.3px}.tool-intro p{font-size:13px}.converter-head{padding:14px}.converter-head h2{font-size:15px}.privacy-chip{font-size:8px}.uploader{margin:12px;padding:25px 12px}.uploader h3{font-size:15px}.workspace{padding:0 12px 12px}.file-row{grid-template-columns:22px 44px 1fr auto;gap:7px}.thumb{width:44px;height:44px}.file-controls{gap:3px}.icon-btn{width:28px;height:28px}.tool-points{grid-template-columns:1fr 1fr;gap:7px}.content-shell{padding:17px 14px}.content-shell h2{font-size:22px}.content-shell h3{font-size:16px}.content-shell p,.content-shell li{font-size:12px}.quick-steps{grid-template-columns:1fr}.info-table{display:block;overflow-x:auto}.converter-shell{border-radius:14px}}
@media(max-width:390px){.privacy-chip{display:none}.tool-points{grid-template-columns:1fr}.file-meta small{display:none}}


/* === SonoFiles locked tool-workspace alignment / add-action polish === */
.workspace.active,.workspace.show{padding-top:18px}
.workspace-top{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  margin-bottom:14px
}
.workspace-top h3{min-width:0}
.workspace-actions{
  display:flex;
  align-items:center;
  justify-content:flex-end;
  gap:8px;
  flex-wrap:wrap;
  margin-left:auto
}
#add-more.secondary-btn{
  color:var(--blue)!important;
  background:#F3F8FF!important;
  border-color:#B9D2F5!important;
  box-shadow:0 5px 14px rgba(22,109,242,.12)!important
}
.dark #add-more.secondary-btn{
  color:#8DBBFF!important;
  background:#102746!important;
  border-color:#365A87!important
}

/* Compress PDF layout cleanup */
.compress-workspace{padding-top:18px!important}
.pdf-file-card{
  display:grid;
  grid-template-columns:auto minmax(0,1fr) auto auto;
  gap:10px;
  align-items:center;
  padding:12px;
  margin-bottom:16px;
  border:1px solid var(--line);
  border-radius:13px;
  background:var(--soft)
}
.pdf-badge{
  display:grid;
  place-items:center;
  min-width:42px;
  height:34px;
  padding:0 9px;
  border-radius:9px;
  background:#EAF3FF;
  color:var(--blue);
  font-size:11px;
  font-weight:900
}
.dark .pdf-badge{background:#102746}
.pdf-file-meta{min-width:0}
.pdf-file-meta strong{
  display:block;
  margin:0 0 3px;
  font-size:12px;
  line-height:1.35;
  overflow-wrap:anywhere
}
.pdf-file-meta small{
  display:block;
  color:var(--muted);
  font-size:10px;
  line-height:1.45
}
.compression-fieldset{
  margin:0;
  padding:14px;
  border:1px solid var(--line);
  border-radius:14px;
  min-width:0
}
.compression-fieldset legend{
  padding:0 7px;
  font-size:13px;
  font-weight:850;
  color:var(--text)
}
.compression-grid{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:10px
}
.compression-option{
  display:grid;
  grid-template-columns:auto minmax(0,1fr);
  gap:10px;
  align-items:start;
  padding:13px;
  border:1px solid var(--line);
  border-radius:12px;
  background:var(--card);
  cursor:pointer
}
.compression-option:has(input:checked){
  border-color:#93BDF6;
  background:#F5F9FF;
  box-shadow:0 5px 16px rgba(22,109,242,.09)
}
.dark .compression-option:has(input:checked){background:#10213A}
.compression-option input{
  width:18px;
  height:18px;
  margin:2px 0 0;
  accent-color:var(--blue)
}
.compression-option span{min-width:0}
.compression-option b{
  display:block;
  margin:0 0 5px;
  font-size:12px;
  line-height:1.35
}
.compression-option b i{
  display:inline-block;
  margin-left:6px;
  padding:2px 6px;
  border-radius:999px;
  background:#EAF3FF;
  color:var(--blue);
  font-size:9px;
  font-style:normal
}
.compression-option small{
  display:block;
  margin:0 0 6px;
  color:var(--muted);
  font-size:10px;
  line-height:1.55
}
.compression-option em{
  display:block;
  color:var(--text);
  font-size:10px;
  line-height:1.45
}
.mode-note{
  margin-top:12px;
  padding:12px 13px;
  border-radius:12px;
  background:var(--soft);
  color:var(--muted);
  font-size:11px;
  line-height:1.65
}
.mode-note strong{
  display:block;
  margin-bottom:4px;
  color:var(--text)
}
.compression-result>div{min-width:0}
.compression-result #result-meta{
  margin-top:4px;
  line-height:1.5
}
.savings-row{
  display:flex;
  flex-wrap:wrap;
  align-items:baseline;
  gap:6px 10px;
  margin-top:8px
}
.savings-row strong{
  display:inline-block;
  font-size:17px;
  line-height:1.2;
  color:var(--text)
}
.savings-row span{
  display:inline-block;
  color:var(--muted);
  font-size:11px;
  line-height:1.4
}

@media(max-width:700px){
  .workspace.active,.workspace.show{padding-top:14px}
  .workspace-top{
    align-items:center;
    gap:10px;
    margin-bottom:12px
  }
  .workspace-top h3{
    flex:1 1 auto;
    line-height:1.35
  }
  .workspace-actions{
    flex:0 0 auto;
    justify-content:flex-end;
    gap:7px
  }
  .workspace-actions .secondary-btn{white-space:nowrap}

  .compress-workspace{padding-top:14px!important}
  .pdf-file-card{
    grid-template-columns:auto minmax(0,1fr);
    gap:9px 10px;
    padding:11px
  }
  .pdf-file-card .secondary-btn{width:auto;min-width:0}
  .pdf-file-card #replace-file{grid-column:1}
  .pdf-file-card #clear-file{grid-column:2;justify-self:start}
  .compression-fieldset{padding:11px}
  .compression-grid{grid-template-columns:1fr;gap:8px}
  .compression-option{padding:12px;gap:9px}
  .compression-option b{font-size:12px}
  .compression-option small,.compression-option em{font-size:10px}
  .mode-note{font-size:11px;line-height:1.6}
  .compression-result{gap:13px}
  .savings-row{gap:5px 9px}
  .savings-row strong{font-size:16px}
}

/* === Result-card narrow-screen overflow hardening ===
   Layout-only guard: lets flex children shrink and keeps long generated
   strings/previews inside the result card without changing tool logic. */
.result-card > *{
  min-width:0;
  max-width:100%;
  box-sizing:border-box;
}
.result-card pre,
.result-card code,
.result-card .wave-output,
.result-card .w2-output{
  max-width:100%;
  box-sizing:border-box;
  overflow-wrap:anywhere;
  word-break:break-word;
}
.result-card pre{
  overflow-x:auto;
}


/* === SonoFiles universal tool dark-mode hardening ===
   Shared presentation-only overrides for all tool workspaces. These rules
   intentionally do not alter processing logic, input values, or outputs. */
body.dark{--soft:#0F223B}

/* Shared field / settings cards used across Wave 1, Wave 2 and Wave 3 tools. */
body.dark .workspace :is(
  .wave-field,.w2-field,.w3-field,
  .image-field,.split-field,.convert-field,.heic-field,.resize-field,
  .setting,.password-row,.mode-panel,.mini-upload,.output-name
){
  background:#0F223B!important;
  border-color:#2B4565!important;
  color:#EAF2FF!important;
}

/* Shared stat / summary cards. */
body.dark .workspace :is(
  .wave-stat,.w2-stat,.w3-stat,
  .compressor-stat,.split-stat,.converter-stat,.batch-stat,.heic-stat,.resizer-stat
){
  background:#0F223B!important;
  border-color:#2B4565!important;
  color:#EAF2FF!important;
}

/* Action rows and supporting panels that otherwise retain light-only fills. */
body.dark .workspace :is(
  .w2-actions,.w3-actions,.compress-actions,.convert-actions,.split-actions,.resize-actions,
  .mode-note,.w2-note,.w3-note,.region-note,.limit-callout
){
  background:#0B1A30!important;
  border-color:#2B4565!important;
  color:#C7D6E9!important;
}

/* File / preset / preview-selection cards. Canvas/paper surfaces are deliberately excluded. */
body.dark .workspace :is(
  .page-card,.image-item,.png-item,.heic-item,.resize-item,.merge-file,.batch-result,
  .quality-preset,.bg-preset,.percent-preset,.compression-option,.pdf-file-card
){
  background:#0F223B!important;
  border-color:#2B4565!important;
  color:#EAF2FF!important;
}
body.dark .workspace :is(.quality-preset,.bg-preset,.percent-preset,.compression-option).active,
body.dark .workspace .compression-option:has(input:checked){
  background:#102746!important;
  border-color:#365A87!important;
}

/* Form controls: keep controls dark and readable without changing their behavior. */
body.dark .workspace input:not([type="checkbox"]):not([type="radio"]):not([type="color"]):not([type="file"]):not([type="range"]),
body.dark .workspace select,
body.dark .workspace textarea{
  background:#0B1A30!important;
  color:#EAF2FF!important;
  border-color:#2B4565!important;
}
body.dark .workspace input::placeholder,
body.dark .workspace textarea::placeholder{color:#7F94AE!important}

/* Labels, headings, values and help copy must stay readable on dark panels. */
body.dark .workspace :is(
  label,.field-label,.wave-field label,.w2-field label,.w3-field label,
  .image-field label,.split-field label,.convert-field label,.heic-field label,.resize-field label,
  .wave-stat b,.w2-stat b,.w3-stat b,
  .compressor-stat b,.split-stat b,.converter-stat b,.batch-stat b,.heic-stat b,.resizer-stat b
){color:#EAF2FF!important}
body.dark .workspace :is(
  .wave-help,.w2-help,.w3-help,.setting-help,small,
  .wave-stat span,.w2-stat span,.w3-stat span,
  .compressor-stat span,.split-stat span,.converter-stat span,.batch-stat span,.heic-stat span,.resizer-stat span
){color:#A9BBD1!important}

/* Generated text/code output surfaces. */
body.dark .result-card :is(
  .wave-output,.w2-output,.w3-output,.w2-result,pre,textarea
){
  background:#0B1A30!important;
  color:#EAF2FF!important;
  border-color:#2B4565!important;
}
body.dark .result-card code{color:#EAF2FF!important}

/* Error panels remain errors, but no longer flash as bright light-mode blocks. */
body.dark :is(
  .wave-action-error,.w2-error,.w3-error,.compress-action-error,.convert-action-error,
  .resize-action-error,.split-action-error,.merge-action-error
){
  background:#351819!important;
  border-color:#7A3436!important;
  color:#FFB4B0!important;
}

/* Informational tables used by some tool pages. */
body.dark .content-table th{background:#10213A!important;color:#EAF2FF!important}
body.dark .content-table td{color:#C7D6E9!important;border-color:#2B4565!important}