:root {
  --zpl-bg: #eef4f8;
  --zpl-surface: #ffffff;
  --zpl-surface-soft: #f7fafc;
  --zpl-border: #dbe5ec;
  --zpl-border-strong: #c9d7e1;
  --zpl-text: #233142;
  --zpl-muted: #5d6f7d;
  --zpl-primary: #0f766e;
  --zpl-primary-strong: #0b5f59;
  --zpl-primary-soft: #d9f3ef;
  --zpl-accent: #2563eb;
  --zpl-accent-soft: #e6efff;
  --zpl-warning: #f59e0b;
  --zpl-shadow: 0 18px 46px rgba(31, 48, 64, 0.1);
  --zpl-shadow-soft: 0 10px 28px rgba(31, 48, 64, 0.07);
}

html {
  background: var(--zpl-bg);
}

body {
  background:
    linear-gradient(180deg, rgba(211, 224, 238, 0.72), rgba(238, 244, 248, 0) 360px),
    var(--zpl-bg) !important;
  color: var(--zpl-text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  letter-spacing: 0;
}

main {
  max-width: 1200px;
  margin: 28px auto;
  padding: 0 16px;
}

a {
  color: var(--zpl-primary);
}

textarea,
input,
select {
  color: var(--zpl-text);
}

textarea:focus,
input:focus,
select:focus {
  border-color: var(--zpl-primary) !important;
  box-shadow: 0 0 0 4px rgba(15, 118, 110, 0.13) !important;
}

button,
.read-more-btn,
.zpl-tools-btn-primary,
.zpl-convert-page .button-container button {
  background: linear-gradient(135deg, var(--zpl-primary), var(--zpl-primary-strong)) !important;
  border-radius: 8px !important;
  color: #fff !important;
  box-shadow: 0 10px 20px rgba(15, 118, 110, 0.16) !important;
}

button:hover,
.read-more-btn:hover,
.zpl-tools-btn-primary:hover,
.zpl-convert-page .button-container button:hover {
  background: linear-gradient(135deg, #10877f, #0b5f59) !important;
  transform: translateY(-1px);
}

header.site-header {
  background:
    linear-gradient(135deg, rgba(12, 74, 68, 0.98), rgba(20, 34, 54, 0.98) 58%, rgba(18, 64, 96, 0.98)),
    #142236;
  padding: 12px 0;
  box-shadow: 0 14px 34px rgba(17, 31, 48, 0.2);
}

header.site-header .brand {
  font-size: 23px;
  gap: 8px;
}

header.site-header .brand .logo {
  height: 38px;
  margin-right: 6px;
}

header.site-header nav ul {
  gap: 8px;
}

header.site-header nav ul li > a,
header.site-header .language-name {
  border-radius: 999px;
  padding: 9px 14px;
}

header.site-header nav ul li > a:hover,
header.site-header .language-name:hover {
  background-color: rgba(255, 255, 255, 0.12);
}

header.site-header nav ul li > a::after {
  display: none;
}

header.site-header .tools-dropdown-content,
header.site-header .lang-dropdown-content {
  border: 1px solid rgba(15, 118, 110, 0.14);
  box-shadow: 0 18px 42px rgba(14, 31, 45, 0.18);
}

header.site-header .tools-dropdown-content {
  left: 50% !important;
  transform: translateX(-50%);
  width: min(900px, calc(100vw - 32px));
  max-height: calc(100vh - 92px);
  overflow-y: auto;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  padding: 12px;
}

header.site-header .tools-dropdown:hover .tools-dropdown-content,
header.site-header .tools-dropdown.active .tools-dropdown-content {
  display: grid;
}

header.site-header .tools-menu-heading {
  color: var(--zpl-muted);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  padding: 7px 10px 4px;
  text-transform: uppercase;
}

header.site-header .tools-dropdown-content a {
  min-height: 38px;
  line-height: 1.25;
}

header.site-header .lang-dropdown-content {
  width: min(440px, calc(100vw - 32px));
  max-height: min(70vh, 560px);
  overflow-y: auto;
  grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
}

header.site-header .desktop-language-selector .lang-dropdown-content {
  width: min(440px, calc(100vw - 32px)) !important;
}

header.site-header .language-name {
  max-width: 190px;
  white-space: nowrap;
}

header.site-header .tools-dropdown-content a:hover,
header.site-header .lang-dropdown-content a:hover {
  background: var(--zpl-primary-soft);
  color: var(--zpl-primary-strong);
}

.zpl-viewer-page #header,
.zpl-convert-page #header,
.zpl-tools-hero,
.blog-listing-page .blog-header,
.barcode-generator-header {
  text-align: center;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.96), rgba(247, 250, 252, 0.96)),
    radial-gradient(circle at top left, rgba(15, 118, 110, 0.13), transparent 20rem),
    radial-gradient(circle at top right, rgba(37, 99, 235, 0.1), transparent 22rem) !important;
  border: 1px solid var(--zpl-border) !important;
  border-radius: 10px !important;
  box-shadow: var(--zpl-shadow-soft) !important;
}

.zpl-viewer-page #header,
.blog-listing-page .blog-header {
  padding: 48px 28px !important;
  margin-bottom: 30px !important;
}

.zpl-viewer-page #header h1,
.zpl-convert-page #header h1,
.zpl-tools-hero h1,
.blog-listing-page .blog-header h1,
.barcode-generator-header h1 {
  color: var(--zpl-text) !important;
  font-size: clamp(2rem, 4vw, 3.15rem) !important;
  line-height: 1.08;
  margin: 0 0 16px !important;
  letter-spacing: 0;
}

.zpl-viewer-page #header .description,
.zpl-convert-page #header .description,
.zpl-tools-hero .zpl-tools-lead,
.blog-listing-page .blog-header p,
.barcode-generator-header .description {
  color: var(--zpl-muted) !important;
  font-size: 1.06rem !important;
  max-width: 840px !important;
  line-height: 1.72 !important;
}

.zpl-viewer-page .main-container,
.zpl-convert-page .main-container,
.zpl-tools-card,
.barcode-generator,
.barcode-preview,
.blog-listing-page .blog-post,
.blog-listing-page .sidebar-section,
.section-container,
.zpl-tools-section {
  background: var(--zpl-surface) !important;
  border: 1px solid var(--zpl-border) !important;
  border-radius: 8px !important;
  box-shadow: var(--zpl-shadow) !important;
}

.zpl-viewer-page .main-container {
  min-height: 600px;
  overflow: hidden;
}

.zpl-viewer-page .left-panel,
.zpl-convert-page .left-panel,
.zpl-editor-card .editor-left {
  background:
    linear-gradient(180deg, #fbfdfe, #f4f8fb) !important;
  border-color: var(--zpl-border) !important;
}

.zpl-viewer-page .right-panel,
.zpl-convert-page .right-panel,
.zpl-editor-card .editor-right {
  background:
    linear-gradient(180deg, #ffffff, #f8fbfd) !important;
}

.zpl-viewer-page #zplInput,
.zpl-convert-page #htmlInput,
.zpl-convert-page #zplOutput,
.zpl-convert-page textarea#zplOutput,
.zpl-editor-card #zplEditorHost,
.zpl-editor-card .zpl-preview-box,
.barcode-zpl {
  border: 1px solid var(--zpl-border-strong) !important;
  border-radius: 8px !important;
  background: #fff !important;
  box-shadow: inset 0 1px 2px rgba(20, 34, 54, 0.04) !important;
}

.zpl-viewer-page .placeholder-message,
.zpl-convert-page .zpl-upload-dropzone,
.zpl-convert-page .upload-zone,
.zpl-editor-card .zpl-preview-box {
  border: 1px dashed var(--zpl-border-strong) !important;
  background:
    linear-gradient(90deg, rgba(148, 163, 184, 0.1) 1px, transparent 1px),
    linear-gradient(180deg, rgba(148, 163, 184, 0.1) 1px, transparent 1px),
    #f8fbfd !important;
  background-size: 20px 20px !important;
}

.zpl-viewer-page .density-selector {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 14px;
}

.zpl-viewer-page .density-selector label,
.zpl-convert-page .panel-label,
.zpl-editor-card .panel-label {
  color: var(--zpl-text) !important;
}

.zpl-viewer-page .density-selector select {
  margin: 0 !important;
  border-color: var(--zpl-border-strong) !important;
}

.zpl-viewer-page .button-container,
.zpl-convert-page .button-container,
.zpl-tools-toolbar {
  background: transparent !important;
  border: 0 !important;
  box-shadow: none !important;
  padding: 4px 0 16px !important;
}

.zpl-tools-btn-secondary,
.zpl-tools-toolbar .zpl-tools-btn-secondary,
.zpl-editor-template-btn,
.zpl-devtool-btn.secondary {
  background: #fff !important;
  color: var(--zpl-text) !important;
  box-shadow: none !important;
}

.section-container,
.zpl-tools-section {
  padding: 28px !important;
}

.section-container h2,
.zpl-tools-section h2,
.blog-listing-page .sidebar-title {
  color: var(--zpl-text) !important;
}

.zpl-tools-section h2::before {
  background: linear-gradient(180deg, var(--zpl-primary), #22c55e) !important;
}

.step,
.zpl-tools-step {
  background: linear-gradient(180deg, #f8fbfd, #f1f6f8) !important;
  border: 1px solid var(--zpl-border) !important;
  border-top: 3px solid var(--zpl-primary) !important;
  box-shadow: none !important;
}

.step-icon,
.feature-icon,
.zpl-convert-page .upload-icon,
.zpl-convert-page .zpl-upload-icon-lg,
.zpl-tools-faq .icon {
  color: var(--zpl-primary) !important;
}

.feature-item {
  border: 1px solid var(--zpl-border) !important;
  box-shadow: none !important;
  border-radius: 8px !important;
}

.faq,
.zpl-tools-faq .faq {
  border: 1px solid var(--zpl-border) !important;
  border-left: 4px solid var(--zpl-primary) !important;
  background: #f8fbfd !important;
}

.answer,
.zpl-tools-faq .answer {
  border-left: 4px solid var(--zpl-border-strong) !important;
  background: #fff !important;
}

.blog-listing-page .blog-container {
  padding: 20px 0 !important;
}

.blog-listing-page .blog-post {
  overflow: hidden;
}

.blog-listing-page .blog-post-content {
  padding: 28px !important;
}

.blog-listing-page .blog-post-title {
  color: var(--zpl-text) !important;
  font-size: 1.45rem !important;
  line-height: 1.28;
}

.blog-listing-page .blog-post-tag {
  background: var(--zpl-primary-soft) !important;
  color: var(--zpl-primary-strong) !important;
  border-radius: 999px !important;
  font-weight: 700;
}

.blog-listing-page .read-more-btn {
  color: #fff !important;
}

.blog-listing-page .sidebar-title {
  border-bottom-color: var(--zpl-primary) !important;
}

.blog-listing-page .search-button {
  width: 50px;
  min-width: 50px;
  padding: 0 !important;
  background: linear-gradient(135deg, var(--zpl-primary), var(--zpl-primary-strong)) !important;
}

.blog-listing-page .search-form {
  align-items: stretch;
  gap: 8px !important;
}

.blog-listing-page .search-input {
  height: 48px;
  box-sizing: border-box;
}

.blog-listing-page .search-button {
  height: 48px;
  margin: 0 !important;
  border-radius: 8px !important;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.zpl-utility-page .zpl-devtool-panel textarea {
  width: 100%;
  min-height: 320px;
  box-sizing: border-box;
}

.zpl-utility-search {
  margin-bottom: 18px;
}

.zpl-utility-search input {
  width: 100%;
  box-sizing: border-box;
  border: 1px solid var(--zpl-border-strong);
  border-radius: 8px;
  padding: 12px 14px;
  font-size: 1rem;
}

.zpl-command-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 14px;
}

.zpl-command-card {
  border: 1px solid var(--zpl-border);
  border-radius: 8px;
  background: #fff;
  padding: 16px;
}

.zpl-command-card strong {
  display: inline-flex;
  background: #0f172a;
  color: #e2f8f3;
  border-radius: 6px;
  padding: 5px 8px;
  font-family: Consolas, Monaco, monospace;
  margin-bottom: 10px;
}

.zpl-command-card h3 {
  margin: 0 0 8px;
  font-size: 1rem;
  color: var(--zpl-text);
}

.zpl-command-card code {
  display: block;
  background: #f3f7fa;
  border: 1px solid var(--zpl-border);
  border-radius: 6px;
  padding: 8px;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

.zpl-command-card p {
  color: var(--zpl-muted);
  margin: 10px 0 0;
}

.zpl-devtool-wide {
  grid-column: 1 / -1;
}

.zpl-diff-table {
  display: grid;
  gap: 4px;
  padding: 16px;
}

.zpl-diff-table > div {
  display: grid;
  grid-template-columns: 52px minmax(0, 1fr) minmax(0, 1fr);
  gap: 8px;
  align-items: stretch;
}

.zpl-diff-table span,
.zpl-diff-table code,
.zpl-migration-table strong,
.zpl-migration-table code {
  border-radius: 6px;
  padding: 7px 8px;
  background: #f5f8fb;
  border: 1px solid var(--zpl-border);
  overflow-wrap: anywhere;
}

.zpl-diff-table .changed code {
  background: #fff7ed;
  border-color: #fed7aa;
}

.zpl-batch-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 14px;
}

.zpl-batch-card {
  border: 1px solid var(--zpl-border);
  border-radius: 8px;
  padding: 12px;
  background: #fff;
}

.zpl-batch-card img {
  max-width: 100%;
  height: auto;
  border: 1px solid var(--zpl-border);
  border-radius: 6px;
  margin-top: 10px;
}

.zpl-devtool-code.small {
  min-height: 92px !important;
}

.zpl-migration-table {
  display: grid;
  gap: 6px;
  padding: 16px;
}

.zpl-migration-table > div {
  display: grid;
  grid-template-columns: 1.1fr repeat(3, minmax(0, 1fr));
  gap: 8px;
}

.barcode-types li.active {
  background: var(--zpl-primary) !important;
}

.barcode-types li:hover {
  background: var(--zpl-primary-soft) !important;
}

footer.site-footer {
  background:
    linear-gradient(135deg, #0f2d2a, #142236 58%, #12334d) !important;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

footer.site-footer .footer-section h4 {
  color: #7dd3c7 !important;
}

footer.site-footer .footer-section p,
footer.site-footer .footer-section ul li a,
footer.site-footer .footer-bottom p {
  color: #c6d3dd !important;
}

footer.site-footer .footer-section ul li a:hover {
  color: #7dd3c7 !important;
}

@media (max-width: 768px) {
  main {
    margin: 18px auto;
    padding: 0 12px;
  }

  .zpl-viewer-page #header,
  .blog-listing-page .blog-header {
    padding: 34px 18px !important;
  }

  .zpl-viewer-page .main-container {
    min-height: auto;
  }

  .zpl-viewer-page .left-panel {
    border-right: 0 !important;
    border-bottom: 1px solid var(--zpl-border) !important;
  }

  header.site-header .tools-dropdown-content,
  header.site-header .lang-dropdown-content {
    left: auto !important;
    transform: none;
    width: 100% !important;
    max-height: 62vh;
    grid-template-columns: 1fr !important;
    overflow-y: auto;
  }

  header.site-header .language-name {
    max-width: none;
  }

  .zpl-diff-table > div,
  .zpl-migration-table > div {
    grid-template-columns: 1fr;
  }
}