.browser-tool {
  --tool-accent: #18735d;
  max-width: 1100px;
  margin: auto;
  padding: 24px 0;
}
.browser-tools-page .tool-section {
  min-height: fit-content !important;
  padding-bottom: 0;
}
.browser-tools-page .tool-section > .container > .row > .col-lg-10 > .card {
  border-radius: 22px;
  border: 1px solid #ede1dc !important;
  box-shadow: 0 22px 48px rgba(15, 23, 42, 0.08) !important;
  overflow: hidden;
}
.browser-tools-page .tool-section .card-body {
  padding: clamp(20px, 3vw, 32px) !important;
}
.browser-tool.bt-workspace {
  --tool-accent: var(--theme-color-dark, #18735d);
  max-width: none;
  padding: 0;
}
.browser-tools-page .browser-article {
  max-width: none;
}
.bt-workspace .bt-actions .btn {
  min-height: 48px;
  border-radius: 12px;
}
.bt-workspace #bt-download {
  background: #198754;
  border-color: #198754;
  color: #fff;
}
.bt-workspace .settings-panel, .bt-workspace .bt-output {
  background: linear-gradient(180deg, #fff, #fcfbfb);
  border: 1px solid #eee2de;
  border-radius: 18px;
  padding: clamp(18px, 2.4vw, 28px);
  box-shadow: 0 12px 28px rgba(15, 23, 42, 0.05);
}
.bt-workspace .bt-output { margin-top: 24px; }
.bt-workspace .bt-upload {
  width: 100%; padding: 42px 24px; cursor: pointer; font: inherit; color: inherit;
  border: 2px dashed var(--theme-color); border-radius: 16px;
  background: var(--theme-color-light); text-align: center;
}
.bt-workspace .bt-upload > span { display: block; }
.bt-workspace .bt-upload .upload-icon { margin-bottom: 16px; color: var(--theme-color); }
.bt-workspace .bt-upload svg { width: 64px; height: 64px; }
.bt-workspace .bt-upload-title { font-size: 1.25rem; font-weight: 600; margin-bottom: 10px; }
.bt-workspace .bt-upload-compact { padding: 18px; height: 100%; }
.bt-workspace .bt-upload-compact svg { width: 32px; height: 32px; }
.bt-workspace .bt-upload:focus-visible { outline: 3px solid var(--theme-color-dark); outline-offset: 3px; }
.bt-workspace .bt-upload.dragover { border-style: solid; background: #fff; }
.bt-workspace .bt-file-info { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 12px; padding: 16px; border: 1px solid #eadfdc; border-radius: 16px; background: #fffaf8; }
.bt-workspace .bt-file-info > span { min-width: 0; overflow-wrap: anywhere; }
.browser-tool.bt-pdf-sign {
  --tool-accent: #dc3545;
  max-width: none;
  padding: 0;
}
.bt-pdf-sign #sign-upload {
  width: 100%;
  cursor: pointer;
  font: inherit;
  color: inherit;
}
.bt-pdf-sign #sign-upload > span {
  display: block;
}
.bt-pdf-sign #sign-upload > .h5 {
  font-size: 1.25rem;
  font-weight: 500;
  margin-bottom: 8px;
}
.browser-article.sign-pdf-article {
  max-width: none;
}
.bt-pdf-sign #sign-upload svg {
  width: 64px;
  height: 64px;
  color: #e74c3c;
}
.bt-pdf-sign #sign-file-info {
  background: linear-gradient(180deg, #fff, #fffaf8);
  border: 1px solid #eadfdc;
  border-radius: 16px;
  padding: 14px 18px;
}
.bt-pdf-sign #sign-file-name {
  overflow-wrap: anywhere;
}
.bt-pdf-sign .bt-actions .btn {
  min-height: 48px;
  border-radius: 12px;
}
.bt-pdf-sign .bt-output {
  border: 0;
}
.bt-pdf-sign #bt-download {
  background: #198754;
  border-color: #198754;
  color: #fff;
}
.bt-pdf-sign #bt-copy {
  display: none;
}
.bt-pdf-sign .bt-stamp {
  border-color: #e74c3c;
}
.browser-tool h1 {
  font-size: 2rem;
  letter-spacing: 0;
}
.browser-tool h2 {
  font-size: 1.25rem;
}
.browser-tool .bt-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}
.browser-tool .bt-field {
  min-width: 0;
  margin-bottom: 16px;
}
.browser-tool label {
  display: block;
  font-weight: 600;
  margin-bottom: 6px;
}
.browser-tool .form-control,
.browser-tool .form-select {
  width: 100%;
  max-width: 100%;
}
.browser-tool .form-check {
  display: flex;
  align-items: center;
  gap: 10px;
  padding-left: 0;
}
.browser-tool .form-check-input {
  flex-shrink: 0;
  margin: 0;
}
.browser-tool .form-check-label {
  margin: 0;
}
.browser-tool input[type="color"] {
  width: 64px;
  height: 40px;
  padding: 4px;
  cursor: pointer;
}
.browser-tool textarea {
  min-height: 160px;
  resize: vertical;
  font-family: Consolas, monospace;
}
.browser-tool .bt-wide {
  grid-column: 1 / -1;
}
.browser-tool .bt-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 18px 0;
}
.browser-tool .btn {
  display: inline-flex;
  gap: 8px;
  align-items: center;
  justify-content: center;
  white-space: normal;
  border-radius: 6px;
}
.browser-tool .btn svg {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}
.browser-tool .btn-primary {
  background: var(--tool-accent);
  border-color: var(--tool-accent);
  color: #fff;
}
.browser-tool .bt-output {
  border-top: 1px solid #d9dfdc;
  padding-top: 20px;
  margin-top: 20px;
  min-width: 0;
}
.browser-tool pre {
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  background: #f4f6f5;
  padding: 16px;
  max-height: 500px;
  overflow: auto;
}
.browser-tool canvas,
.browser-tool video,
.browser-tool .bt-preview > img {
  max-width: 100%;
  height: auto;
  display: block;
  margin: auto;
}
.browser-tool .bt-preview {
  overflow: auto;
  max-width: 100%;
}
.browser-tool .bt-preview table {
  border-collapse: collapse;
  width: 100%;
}
.browser-tool .bt-preview td,
.browser-tool .bt-preview th {
  border: 1px solid #d9dfdc;
  padding: 8px;
  overflow-wrap: anywhere;
}
.browser-tool .bt-preview iframe {
  width: 100%;
  min-height: 350px;
  border: 1px solid #d9dfdc;
  background: white;
}
.browser-tool .bt-diff {
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  padding: 16px;
  border: 1px solid #d9dfdc;
}
.browser-tool ins {
  background: #d5f0da;
  color: #174629;
}
.browser-tool del {
  background: #fbe0df;
  color: #80271f;
}
.browser-tool .bt-signature {
  width: 100%;
  height: 180px;
  border: 1px solid #adb5bd;
  touch-action: none;
  background: #fff;
}
.browser-tool .bt-document {
  position: relative;
  display: inline-block;
  max-width: 100%;
  cursor: crosshair;
  line-height: 0;
}
.browser-tool .bt-stamp {
  position: absolute;
  pointer-events: none;
  border: 1px dashed #18735d;
  object-fit: contain;
}
.browser-tool .bt-search {
  max-width: 650px;
  padding: 20px;
  border: 1px solid #d9dfdc;
  background: white;
  font-family: Arial, sans-serif;
}
.browser-tool .bt-search-title {
  color: #1a0dab;
  font-size: 20px;
  line-height: 1.3;
  overflow-wrap: anywhere;
}
.browser-tool .bt-search-url {
  color: #33613d;
  font-size: 14px;
  overflow-wrap: anywhere;
}
.browser-tool .bt-search-description {
  color: #454545;
  line-height: 1.6;
  overflow-wrap: anywhere;
}
.browser-tool [hidden] {
  display: none !important;
}
.browser-tool .alert {
  overflow-wrap: anywhere;
}
.browser-article {
  max-width: 920px;
  margin: auto;
  line-height: 1.8;
  overflow-wrap: anywhere;
}
.browser-article h2 {
  font-size: 1.55rem;
  margin-top: 30px;
  letter-spacing: 0;
}
.browser-article h3 {
  font-size: 1.15rem;
  margin-top: 22px;
}
.browser-article .faq-item {
  line-height: 1.6;
}
.browser-article .faq-item h3 {
  font-size: 1.2rem;
  margin-top: 1.5rem;
}
@media (max-width: 767px) {
  .browser-article .faq-item h3 {
    font-size: 1.05rem;
  }
}
.browser-article details {
  border-bottom: 1px solid #dee2e6;
  padding: 14px 0;
}
.browser-article summary {
  font-weight: 600;
  cursor: pointer;
}
.browser-tool-links .card {
  border-radius: 8px;
}
@media (max-width: 640px) {
  .browser-tool .bt-grid {
    grid-template-columns: minmax(0, 1fr);
  }
  .browser-tool h1 {
    font-size: 1.65rem;
  }
  .browser-tool {
    padding: 16px 0;
  }
}