:root {
  --qt-bg: #f7f3ee;
  --qt-bg-gradient: radial-gradient(circle at top, rgba(255, 255, 255, 0.8), rgba(247, 243, 238, 0.9) 65%);
  --qt-surface: #ffffff;
  --qt-surface-2: #f3eee8;
  --qt-border: rgba(48, 42, 34, 0.12);
  --qt-border-strong: rgba(48, 42, 34, 0.2);
  --qt-text: #2e2720;
  --qt-text-muted: #6f655b;
  --qt-accent: #b48b5e;
  --qt-accent-strong: #9d7448;
  --qt-radius-sm: 8px;
  --qt-radius-md: 12px;
  --qt-radius-lg: 18px;
  --qt-radius-pill: 999px;
  --qt-space-1: 4px;
  --qt-space-2: 8px;
  --qt-space-3: 12px;
  --qt-space-4: 16px;
  --qt-space-5: 20px;
  --qt-space-6: 24px;
  --qt-shadow-1: 0 1px 2px rgba(23, 20, 16, 0.04), 0 4px 12px rgba(23, 20, 16, 0.06);
  --qt-shadow-2: 0 10px 24px rgba(23, 20, 16, 0.14), 0 2px 6px rgba(23, 20, 16, 0.08);
  --qt-shadow-inset: inset 0 1px 2px rgba(23, 20, 16, 0.08);
  --qt-noise: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.03'/%3E%3C/svg%3E");
  color-scheme: light;
}

[data-theme="dark"] {
  --qt-bg: #1c1916;
  --qt-bg-gradient: radial-gradient(circle at top, rgba(43, 37, 31, 0.85), rgba(28, 25, 22, 0.95) 70%);
  --qt-surface: #27221d;
  --qt-surface-2: #2f2923;
  --qt-border: rgba(255, 255, 255, 0.12);
  --qt-border-strong: rgba(255, 255, 255, 0.22);
  --qt-text: #f4ede5;
  --qt-text-muted: #b3a69a;
  --qt-accent: #c8a172;
  --qt-accent-strong: #b08a5d;
  --qt-shadow-1: 0 2px 6px rgba(0, 0, 0, 0.4), 0 1px 2px rgba(0, 0, 0, 0.3);
  --qt-shadow-2: 0 10px 20px rgba(0, 0, 0, 0.45), 0 2px 4px rgba(0, 0, 0, 0.35);
  --qt-shadow-inset: inset 0 1px 2px rgba(0, 0, 0, 0.45);
  color-scheme: dark;
}

.qt-tool-page {
  min-height: 100vh;
  background: var(--qt-bg-gradient), var(--qt-bg);
  color: var(--qt-text);
  font-family: "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.5;
}

@keyframes qt-main-fade-in {
  from {
    opacity: 0;
  }

  to {
    opacity: 1;
  }
}

body.qt-page-ready main {
  opacity: 0;
  animation: qt-main-fade-in 150ms ease forwards;
}

@media (prefers-reduced-motion: reduce) {
  body.qt-page-ready main {
    opacity: 1;
    animation: none;
  }
}

[data-qt-shell="true"] {
  width: min(1200px, 100%);
  margin: 0 auto;
  padding: var(--qt-space-6);
  box-sizing: border-box;
}

.qt-topbar {
  background: var(--qt-surface);
  border-bottom: 1px solid var(--qt-border);
  box-shadow: var(--qt-shadow-1);
  padding: var(--qt-space-3) var(--qt-space-6);
  display: flex;
  align-items: center;
  gap: var(--qt-space-4);
  position: relative;
  overflow: hidden;
  border-radius: 0 0 var(--qt-radius-lg) var(--qt-radius-lg);
}

.qt-topbar::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image: var(--qt-noise);
  opacity: 0.2;
  pointer-events: none;
}

.qt-brand {
  font-size: 19px;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--qt-text);
}

.qt-logo {
  display: block;
  height: 192px;
  max-height: 192px;
  width: auto;
}

.qt-card {
  background: var(--qt-surface);
  border: 1px solid var(--qt-border);
  border-radius: var(--qt-radius-md);
  box-shadow: var(--qt-shadow-1), var(--qt-shadow-inset);
  padding: var(--qt-space-4);
  position: relative;
  overflow: hidden;
  transition: transform 220ms ease, box-shadow 220ms ease;
}

.qt-card::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image: var(--qt-noise);
  opacity: 0.45;
  pointer-events: none;
}

.qt-divider,
.qt-tool-page .ad-slot,
.qt-tool-page [data-qt-ad="true"] {
  height: 1px;
  background: var(--qt-border);
  border: none;
  border-radius: var(--qt-radius-pill);
  margin: var(--qt-space-5) 0;
  padding: 0;
  box-shadow: none;
  color: transparent;
  font-size: 0;
}

.qt-ico {
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.qt-ico-img {
  display: block;
}

.qt-accent-text {
  color: var(--qt-accent);
}

.qt-accent-bg {
  background: linear-gradient(135deg, rgba(196, 157, 112, 0.95), rgba(180, 139, 94, 0.95));
  color: #2e2720;
}

.qt-accent-bg-strong {
  background: var(--qt-accent-strong);
  color: #2e2720;
}

.qt-accent-bg-hover:hover {
  background: #9f7b4f;
}

.qt-accent-surface {
  background: rgba(184, 149, 106, 0.12);
  border-color: rgba(184, 149, 106, 0.3);
}

.qt-accent-border {
  border-color: rgba(184, 149, 106, 0.5);
}

.qt-accent-border-focus:focus {
  border-color: rgba(184, 149, 106, 0.7);
}

.qt-accent-ring:focus {
  outline: none;
  box-shadow: 0 0 0 2px rgba(184, 149, 106, 0.4);
}

.qt-accent-gradient {
  background: linear-gradient(135deg, rgba(196, 157, 112, 0.9), rgba(164, 124, 86, 0.9));
  color: #2e2720;
}

button,
.qt-btn,
.cta,
.toggle,
.copy-btn,
.btn-primary,
.btn-secondary {
  border-radius: var(--qt-radius-pill);
  transition: transform 180ms ease, box-shadow 180ms ease, background 180ms ease;
}

button:active,
.qt-btn:active,
.cta:active,
.toggle:active,
.copy-btn:active,
.btn-primary:active,
.btn-secondary:active {
  transform: scale(0.97);
  transition-duration: 80ms;
}

button:hover,
.qt-btn:hover,
.cta:hover,
.toggle:hover,
.copy-btn:hover,
.btn-primary:hover,
.btn-secondary:hover {
  transform: translateY(-1px);
  box-shadow: var(--qt-shadow-1);
}

input,
select,
textarea,
.qt-input {
  border-radius: var(--qt-radius-md);
  border: 1px solid var(--qt-border);
  background: var(--qt-surface);
  color: var(--qt-text);
  padding: 10px 12px;
  transition: border-color 180ms ease, box-shadow 180ms ease;
}

input:focus,
select:focus,
textarea:focus,
.qt-input:focus {
  outline: none;
  border-color: rgba(180, 139, 94, 0.6);
  box-shadow: 0 0 0 3px rgba(180, 139, 94, 0.18);
}

button:focus-visible,
[role="button"]:focus-visible,
a:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible,
.qt-btn:focus-visible,
.qt-input:focus-visible {
  outline: 2px solid rgba(184, 149, 106, 0.95);
  outline-offset: 2px;
  box-shadow: 0 0 0 3px rgba(180, 139, 94, 0.2);
}

.tool-card:focus-visible,
.qt-directory-tool-link:focus-visible {
  outline: 2px solid rgba(184, 149, 106, 0.95);
  outline-offset: 2px;
}

.tool-card,
.qt-directory-tool-card {
  transition: transform 150ms ease, box-shadow 150ms ease, border-color 150ms ease;
}

@media (hover: hover) and (pointer: fine) {
  .tool-card:hover,
  .qt-directory-tool-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--qt-shadow-2);
  }
}

.tool-card p,
.qt-directory-tool-card p,
.qt-directory-tool-link p {
  color: #534c43;
}

:root[data-theme="dark"] .tool-card p,
:root[data-theme="dark"] .qt-directory-tool-card p,
:root[data-theme="dark"] .qt-directory-tool-link p,
.dark .tool-card p,
.dark .qt-directory-tool-card p,
.dark .qt-directory-tool-link p {
  color: #ccc2b7;
}

.qt-sr-only {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0 0 0 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}

.qt-generated-heading {
  margin: 12px 24px 0;
  font-size: 28px;
  font-weight: 700;
  color: var(--qt-text);
}

.qt-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--qt-shadow-2);
}

@media (prefers-reduced-motion: reduce) {
  * {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }
}

.qt-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--qt-surface);
  border: 1px solid var(--qt-border);
  border-radius: var(--qt-radius-md);
  overflow: hidden;
  box-shadow: var(--qt-shadow-1);
}

.qt-table th,
.qt-table td {
  padding: var(--qt-space-3);
  border-bottom: 1px solid var(--qt-border);
  text-align: left;
  font-size: 13px;
  color: var(--qt-text);
}

.qt-table th {
  background: var(--qt-surface-2);
  font-weight: 600;
  color: var(--qt-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-size: 11px;
}

.qt-btn {
  background: var(--qt-surface-2);
  border: 1px solid var(--qt-border);
  border-radius: var(--qt-radius-sm);
  padding: var(--qt-space-2) var(--qt-space-4);
  font-size: 13px;
  color: var(--qt-text);
  cursor: pointer;
  box-shadow: var(--qt-shadow-1);
  transition: transform 0.15s ease, box-shadow 0.15s ease, border-color 0.15s ease;
}

.qt-btn:hover {
  transform: translateY(-1px);
  box-shadow: var(--qt-shadow-2);
  border-color: var(--qt-border-strong);
}

.qt-input {
  width: 100%;
  padding: var(--qt-space-2) var(--qt-space-3);
  border: 1px solid var(--qt-border);
  border-radius: var(--qt-radius-sm);
  background: var(--qt-surface);
  color: var(--qt-text);
  box-shadow: var(--qt-shadow-inset);
}

.qt-toast-container {
  position: fixed;
  right: 24px;
  bottom: 24px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  z-index: 9999;
  pointer-events: none;
}

.qt-toast {
  background: var(--qt-surface);
  color: var(--qt-text);
  border: 1px solid var(--qt-border);
  border-radius: var(--qt-radius-sm);
  padding: 10px 14px;
  font-size: 13px;
  box-shadow: var(--qt-shadow-2);
  opacity: 1;
  transform: translateY(0);
  transition: opacity 0.2s ease, transform 0.2s ease;
}

.qt-toast-info {
  border-left: 4px solid var(--qt-accent);
}

.qt-toast-hide {
  opacity: 0;
  transform: translateY(6px);
}

.qt-pill {
  display: inline-flex;
  align-items: center;
  gap: var(--qt-space-1);
  padding: var(--qt-space-1) var(--qt-space-2);
  border-radius: 999px;
  background: var(--qt-surface-2);
  border: 1px solid var(--qt-border);
  font-size: 12px;
  color: var(--qt-text-muted);
}

.qt-modal {
  background: var(--qt-surface);
  border: 1px solid var(--qt-border);
  border-radius: var(--qt-radius-lg);
  box-shadow: var(--qt-shadow-2);
  padding: var(--qt-space-5);
}

.qt-drawer {
  background: var(--qt-surface);
  border-left: 1px solid var(--qt-border);
  box-shadow: var(--qt-shadow-2);
}

.qt-toast {
  background: var(--qt-surface);
  border: 1px solid var(--qt-border);
  border-radius: var(--qt-radius-md);
  box-shadow: var(--qt-shadow-2);
  padding: var(--qt-space-3) var(--qt-space-4);
  font-size: 13px;
  color: var(--qt-text);
}

.qt-muted {
  color: var(--qt-text-muted);
}

.qt-tool-intro {
  margin: var(--qt-space-5) auto;
  max-width: 1100px;
}

.qt-tool-intro-body {
  display: flex;
  flex-direction: column;
  gap: var(--qt-space-4);
  position: relative;
  z-index: 1;
}

.qt-tool-intro-grid {
  display: grid;
  gap: var(--qt-space-4);
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.qt-tool-intro-label {
  margin: 0 0 var(--qt-space-1);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--qt-text-muted);
}

.qt-tool-intro-text {
  margin: 0;
  font-size: 14px;
  line-height: 1.6;
  color: var(--qt-text);
}

@media (max-width: 900px) {
  .qt-tool-intro {
    margin: var(--qt-space-4);
  }
}

.hub-controls {
  display: grid;
  gap: var(--qt-space-3);
  margin-bottom: var(--qt-space-4);
}

.qt-chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--qt-space-2);
}

.qt-chip {
  border: 1px solid var(--qt-border);
  border-radius: var(--qt-radius-pill);
  background: var(--qt-surface);
  color: var(--qt-text);
  padding: 6px 12px;
  font-size: 13px;
  line-height: 1.3;
  cursor: pointer;
}

.qt-chip:hover {
  border-color: var(--qt-border-strong);
}

.qt-chip.is-active,
.qt-chip[aria-pressed="true"] {
  background: var(--qt-accent);
  border-color: var(--qt-accent-strong);
  color: #2e2720;
}

.qt-results-count {
  margin: 0;
  color: var(--qt-text-muted);
  font-size: 13px;
}

.qt-directory-shell {
  display: grid;
  gap: var(--qt-space-4);
}

.qt-directory-header {
  display: grid;
  gap: var(--qt-space-2);
}

.qt-directory-header h1 {
  margin: 0;
  font-size: clamp(26px, 3vw, 36px);
  line-height: 1.2;
}

.qt-directory-header p {
  margin: 0;
  color: var(--qt-text-muted);
}

.qt-directory-kicker {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--qt-text-muted);
}

.qt-directory-links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--qt-space-2);
}

.qt-directory-grid {
  display: grid;
  gap: var(--qt-space-3);
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
}

.qt-directory-category-card,
.qt-directory-tool-card,
.qt-directory-empty {
  display: grid;
  gap: var(--qt-space-2);
}

.qt-directory-category-card h2,
.qt-directory-tool-card h2,
.qt-directory-empty h1 {
  margin: 0;
  font-size: 20px;
  line-height: 1.3;
}

.qt-directory-category-card p,
.qt-directory-tool-card p,
.qt-directory-empty p {
  margin: 0;
  color: var(--qt-text-muted);
}

.qt-directory-action {
  justify-self: start;
  text-decoration: none;
}

.qt-directory-tool-link {
  display: grid;
  gap: var(--qt-space-2);
  color: inherit;
  text-decoration: none;
}

.qt-directory-tool-category {
  margin: 0;
  font-size: 12px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--qt-text-muted);
}

.qt-directory-meta {
  font-size: 13px;
  color: var(--qt-text-muted);
}

.qt-directory-tags {
  font-size: 13px;
  color: var(--qt-text-muted);
}

.qt-directory-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--qt-radius-pill);
  border: 1px solid rgba(180, 139, 94, 0.45);
  background: rgba(180, 139, 94, 0.18);
  color: var(--qt-text);
  font-size: 11px;
  font-weight: 700;
  padding: 2px 8px;
  vertical-align: middle;
}

.qt-directory-controls {
  padding: var(--qt-space-4);
  border: 1px solid var(--qt-border);
  border-radius: var(--qt-radius-md);
  background: var(--qt-surface);
}

.qt-directory-toolbar {
  display: grid;
  gap: var(--qt-space-2);
}

.qt-directory-select-grid {
  display: grid;
  gap: var(--qt-space-2);
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
}

/* Shell V2 */
.qt-tool-page {
  background:
    radial-gradient(circle at 12% -8%, rgba(180, 139, 94, 0.2), transparent 42%),
    radial-gradient(circle at 88% -10%, rgba(157, 116, 72, 0.16), transparent 46%),
    var(--qt-bg-gradient),
    var(--qt-bg);
  font-family: "Plus Jakarta Sans", "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

[data-theme="dark"] .qt-tool-page {
  background:
    radial-gradient(circle at 12% -8%, rgba(200, 161, 114, 0.22), transparent 42%),
    radial-gradient(circle at 88% -10%, rgba(176, 138, 93, 0.2), transparent 46%),
    var(--qt-bg-gradient),
    var(--qt-bg);
}

.qt-topbar {
  position: sticky;
  top: 0;
  z-index: 30;
  justify-content: space-between;
  flex-wrap: wrap;
  backdrop-filter: blur(16px);
}

.qt-topbar-left {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.qt-topbar-title {
  margin: 0 auto;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.01em;
}

.qt-topbar-right {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--qt-space-2);
}

.qt-topbar-select {
  max-width: 220px;
}

.qt-theme-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.qt-theme-btn img[data-qt-theme-icon] {
  width: 16px;
  height: 16px;
}

.qt-tool-shell-v2 {
  width: min(1680px, 100%);
  margin: 0 auto;
  padding: var(--qt-space-4);
  box-sizing: border-box;
  display: grid;
  grid-template-columns: minmax(180px, 240px) minmax(0, 1fr) minmax(240px, 320px);
  gap: var(--qt-space-4);
  align-items: start;
}

.qt-tool-shell-nav {
  position: sticky;
  top: 92px;
}

.qt-tool-mini-nav {
  display: grid;
  gap: var(--qt-space-2);
}

.qt-tool-mini-link {
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 12px;
  border: 1px solid var(--qt-border);
  border-radius: var(--qt-radius-sm);
  color: var(--qt-text);
  text-decoration: none;
  background: color-mix(in srgb, var(--qt-surface) 92%, var(--qt-accent) 8%);
}

.qt-tool-mini-link:hover {
  border-color: var(--qt-border-strong);
  transform: translateY(-1px);
}

.qt-tool-mini-meta {
  margin: 0;
  font-size: 12px;
  color: var(--qt-text-muted);
}

.qt-tool-shell-main {
  min-width: 0;
  display: grid;
  gap: var(--qt-space-4);
}

.qt-tool-shell-main > * {
  width: 100%;
}

.qt-tool-shell-main .qt-generated-heading {
  margin: 0;
}

.qt-tool-help,
.qt-tool-related,
.qt-tool-export {
  display: grid;
  gap: var(--qt-space-3);
}

.qt-tool-help summary {
  cursor: pointer;
  font-weight: 700;
  list-style: none;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.qt-tool-help summary::-webkit-details-marker {
  display: none;
}

.qt-tool-help-body {
  display: grid;
  gap: var(--qt-space-2);
}

.qt-tool-help-summary,
.qt-tool-help-label,
.qt-tool-help-privacy,
.qt-tool-export p,
.qt-tool-export-note {
  margin: 0;
  color: var(--qt-text-muted);
}

.qt-tool-help-label {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.qt-tool-help-list {
  margin: 0;
  padding-left: 18px;
  display: grid;
  gap: 4px;
  color: var(--qt-text);
}

.qt-tool-related h2,
.qt-tool-export h2 {
  margin: 0;
  font-size: 20px;
}

.qt-tool-related-grid {
  display: grid;
  gap: var(--qt-space-2);
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.qt-tool-related-link {
  display: grid;
  gap: 4px;
  border: 1px solid var(--qt-border);
  border-radius: var(--qt-radius-sm);
  padding: 10px 12px;
  text-decoration: none;
  color: var(--qt-text);
  background: color-mix(in srgb, var(--qt-surface) 94%, var(--qt-accent) 6%);
}

.qt-tool-related-link strong {
  font-size: 14px;
}

.qt-tool-related-link span {
  font-size: 13px;
  color: var(--qt-text-muted);
}

.qt-tool-export-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--qt-space-2);
}

.qt-tool-shell-ads {
  position: sticky;
  top: 92px;
  display: grid;
  gap: var(--qt-space-3);
}

.qt-sponsored-slot {
  border: 1px dashed var(--qt-border-strong);
  border-radius: var(--qt-radius-md);
  background: linear-gradient(
    160deg,
    color-mix(in srgb, var(--qt-surface) 90%, var(--qt-accent) 10%),
    color-mix(in srgb, var(--qt-surface) 96%, transparent 4%)
  );
  box-shadow: var(--qt-shadow-1);
  padding: var(--qt-space-3);
  display: grid;
  gap: var(--qt-space-2);
}

.qt-sponsored-label {
  margin: 0;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.09em;
  color: var(--qt-text-muted);
}

.qt-sponsored-body {
  min-height: 120px;
  border-radius: var(--qt-radius-sm);
  border: 1px solid color-mix(in srgb, var(--qt-border) 78%, var(--qt-accent) 22%);
  background: color-mix(in srgb, var(--qt-surface-2) 88%, var(--qt-accent) 12%);
  color: var(--qt-text-muted);
  display: grid;
  place-items: center;
  font-size: 13px;
  text-align: center;
}

.qt-sponsored-placeholder.ad-slot {
  width: 100%;
  height: 100%;
  min-height: 100px;
  border: 0;
  background: transparent;
  color: inherit;
  font-size: 13px;
  display: grid;
  place-items: center;
  margin: 0;
  padding: 0;
}

.qt-directory-app {
  width: min(1760px, 100%);
  margin: 0 auto;
  padding: var(--qt-space-4);
  box-sizing: border-box;
  display: grid;
  grid-template-columns: minmax(220px, 280px) minmax(0, 1fr) minmax(240px, 320px);
  gap: var(--qt-space-4);
  align-items: start;
}

.qt-directory-rail {
  position: sticky;
  top: 92px;
  align-self: start;
}

.qt-directory-center {
  min-width: 0;
  display: grid;
  gap: var(--qt-space-4);
}

.qt-directory-header {
  padding: 4px 2px;
}

.qt-directory-sidebar-card {
  display: grid;
  gap: var(--qt-space-3);
}

.qt-directory-nav-links {
  display: grid;
  gap: var(--qt-space-2);
}

.qt-directory-nav-link {
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 12px;
  border-radius: var(--qt-radius-sm);
  border: 1px solid var(--qt-border);
  text-decoration: none;
  color: var(--qt-text);
  background: color-mix(in srgb, var(--qt-surface) 93%, var(--qt-accent) 7%);
}

.qt-directory-nav-link.is-active {
  border-color: color-mix(in srgb, var(--qt-accent-strong) 60%, var(--qt-border) 40%);
  background: color-mix(in srgb, var(--qt-surface) 82%, var(--qt-accent) 18%);
}

.qt-directory-groups {
  display: grid;
  gap: var(--qt-space-2);
}

.qt-directory-group {
  border: 1px solid var(--qt-border);
  border-radius: var(--qt-radius-sm);
  background: color-mix(in srgb, var(--qt-surface) 95%, var(--qt-accent) 5%);
  padding: 2px var(--qt-space-2) var(--qt-space-2);
}

.qt-directory-group > summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--qt-space-2);
  padding: 8px 0;
}

.qt-directory-group > summary::-webkit-details-marker {
  display: none;
}

.qt-directory-category-link {
  appearance: none;
  border: 0;
  background: none;
  padding: 0;
  text-decoration: none;
  color: var(--qt-text);
  font-weight: 600;
  text-align: left;
  cursor: pointer;
}

.qt-directory-category-link.is-active {
  color: var(--qt-accent-strong);
}

.qt-directory-count {
  font-size: 12px;
  color: var(--qt-text-muted);
}

.qt-directory-sub-list {
  margin: 0;
  padding: 0 0 0 var(--qt-space-3);
  list-style: none;
  display: grid;
  gap: 4px;
}

.qt-directory-sub-link {
  appearance: none;
  border: 0;
  background: none;
  padding: 0;
  text-decoration: none;
  color: var(--qt-text-muted);
  font-size: 13px;
  text-align: left;
  cursor: pointer;
}

.qt-directory-sub-link.is-active,
.qt-directory-sub-link:hover {
  color: var(--qt-text);
}

.qt-directory-section {
  display: grid;
  gap: var(--qt-space-3);
}

.qt-directory-section-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--qt-space-2);
  flex-wrap: wrap;
}

.qt-directory-section-head h2 {
  margin: 0;
  font-size: 21px;
}

.qt-directory-section-link {
  font-size: 13px;
  color: var(--qt-accent-strong);
  text-decoration: none;
}

.qt-directory-tool-card {
  background: linear-gradient(
    155deg,
    color-mix(in srgb, var(--qt-surface) 92%, var(--qt-accent) 8%),
    color-mix(in srgb, var(--qt-surface) 96%, transparent 4%)
  );
}

.qt-directory-tool-card h2 {
  font-size: 18px;
}

.qt-directory-tool-card p {
  line-height: 1.55;
}

.qt-directory-tags {
  font-size: 12px;
  letter-spacing: 0.01em;
}

.qt-directory-empty {
  text-align: center;
  padding: var(--qt-space-5);
}

.qt-directory-recent {
  display: grid;
  gap: var(--qt-space-2);
}

.qt-directory-recent-list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--qt-space-2);
}

.qt-directory-recent-link {
  display: inline-flex;
  align-items: center;
  border: 1px solid var(--qt-border);
  border-radius: var(--qt-radius-pill);
  padding: 6px 10px;
  background: color-mix(in srgb, var(--qt-surface) 90%, var(--qt-accent) 10%);
  color: var(--qt-text);
  font-size: 13px;
  text-decoration: none;
}

.qt-directory-recent-link:hover {
  border-color: var(--qt-border-strong);
}

@media (max-width: 1220px) {
  .qt-directory-app {
    grid-template-columns: minmax(200px, 250px) minmax(0, 1fr);
  }

  .qt-directory-ads {
    display: none;
  }

  .qt-tool-shell-v2 {
    grid-template-columns: minmax(180px, 220px) minmax(0, 1fr);
  }

  .qt-tool-shell-ads {
    display: none;
  }
}

@media (max-width: 860px) {
  .qt-tool-shell-v2,
  .qt-directory-app {
    grid-template-columns: 1fr;
    padding: var(--qt-space-3);
  }

  .qt-tool-shell-nav,
  .qt-directory-rail {
    position: static;
  }

  .qt-directory-sidebar-card {
    gap: var(--qt-space-2);
  }

  .qt-topbar-title {
    width: 100%;
    order: 2;
    margin-top: 4px;
  }
}

/* Visual Polish Pass */
:root {
  --qt-font-sans: "Plus Jakarta Sans", "Inter", "Segoe UI", system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  --qt-font-size-0: clamp(0.875rem, 0.8rem + 0.22vw, 0.95rem);
  --qt-font-size-1: clamp(0.95rem, 0.86rem + 0.24vw, 1.03rem);
  --qt-font-size-2: clamp(1.04rem, 0.96rem + 0.32vw, 1.15rem);
  --qt-font-size-3: clamp(1.2rem, 1.02rem + 0.58vw, 1.44rem);
  --qt-font-size-4: clamp(1.45rem, 1.12rem + 1vw, 1.95rem);
  --qt-line-height-body: 1.58;
  --qt-line-height-head: 1.2;
  --qt-space-7: 32px;
  --qt-space-8: 40px;
  --qt-content-max: 1240px;
  --qt-control-height: 44px;
  --qt-control-padding-x: 14px;
  --qt-focus-color: #80521f;
  --qt-focus-ring: 0 0 0 3px rgba(128, 82, 31, 0.24);
  --qt-card-border: color-mix(in srgb, var(--qt-border) 82%, #ffffff 18%);
  --qt-card-bg: linear-gradient(164deg, color-mix(in srgb, var(--qt-surface) 96%, #ffffff 4%), var(--qt-surface));
  --qt-card-shadow-soft: 0 4px 14px rgba(22, 18, 13, 0.07), 0 1px 2px rgba(22, 18, 13, 0.07);
  --qt-card-shadow-hover: 0 14px 30px rgba(22, 18, 13, 0.12), 0 4px 10px rgba(22, 18, 13, 0.09);
  --qt-control-bg: color-mix(in srgb, var(--qt-surface) 93%, #ffffff 7%);
  --qt-category-home: #a66e32;
  --qt-category-developer: #2f76d6;
  --qt-category-text: #8a4fb8;
  --qt-category-math: #2a8f66;
  --qt-category-finance: #0f8a58;
  --qt-category-health: #be5f34;
  --qt-category-time-date: #4b84b5;
  --qt-category-converters: #8c6dc5;
  --qt-category-images: #aa5f95;
  --qt-category-productivity: #4e9a7f;
  --qt-category-education: #3f9bb1;
  --qt-category-web: #5f7eb7;
  --qt-category-accessibility: #b06d2d;
}

[data-theme="dark"] {
  --qt-focus-color: #d4a15d;
  --qt-focus-ring: 0 0 0 3px rgba(212, 161, 93, 0.32);
  --qt-card-border: color-mix(in srgb, var(--qt-border) 86%, #ffffff 14%);
  --qt-card-bg: linear-gradient(164deg, color-mix(in srgb, var(--qt-surface) 96%, #ffffff 4%), var(--qt-surface));
  --qt-card-shadow-soft: 0 6px 18px rgba(0, 0, 0, 0.35), 0 2px 3px rgba(0, 0, 0, 0.25);
  --qt-card-shadow-hover: 0 16px 32px rgba(0, 0, 0, 0.45), 0 6px 12px rgba(0, 0, 0, 0.35);
  --qt-control-bg: color-mix(in srgb, var(--qt-surface) 90%, #ffffff 10%);
}

html {
  font-size: 16px;
  text-size-adjust: 100%;
}

.qt-tool-page {
  font-family: var(--qt-font-sans);
  font-size: var(--qt-font-size-1);
  line-height: var(--qt-line-height-body);
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

.qt-tool-page h1,
.qt-tool-page h2,
.qt-tool-page h3 {
  line-height: var(--qt-line-height-head);
  letter-spacing: -0.01em;
}

.qt-tool-page h1 {
  font-size: var(--qt-font-size-4);
}

.qt-tool-page h2 {
  font-size: var(--qt-font-size-3);
}

.qt-tool-page p,
.qt-tool-page li {
  font-size: var(--qt-font-size-1);
}

[data-qt-shell="true"] {
  width: min(var(--qt-content-max), 100%);
  padding: var(--qt-space-5);
}

.qt-topbar {
  min-height: 72px;
  padding: var(--qt-space-3) var(--qt-space-5);
  border-bottom-color: var(--qt-card-border);
  box-shadow: var(--qt-card-shadow-soft);
}

.qt-topbar-title {
  font-size: var(--qt-font-size-1);
}

.qt-logo {
  height: 192px;
  width: auto;
  max-height: 192px;
  flex: 0 0 auto;
}

.qt-card {
  padding: clamp(var(--qt-space-4), 1.35vw, var(--qt-space-6));
  border: 1px solid var(--qt-card-border);
  border-radius: calc(var(--qt-radius-md) + 2px);
  background: var(--qt-card-bg);
  box-shadow: var(--qt-card-shadow-soft);
}

.qt-card::after {
  opacity: 0.2;
}

.qt-card:hover {
  transform: translateY(-1px);
  box-shadow: var(--qt-card-shadow-hover);
}

:is(input, select, textarea, .qt-input) {
  min-height: var(--qt-control-height);
  padding: 10px var(--qt-control-padding-x);
  border-radius: var(--qt-radius-md);
  border: 1px solid color-mix(in srgb, var(--qt-border) 78%, var(--qt-accent) 22%);
  background: var(--qt-control-bg);
  font-size: var(--qt-font-size-1);
  line-height: 1.45;
}

textarea,
.qt-input[type="textarea"] {
  min-height: clamp(120px, 18vh, 260px);
}

select,
.qt-input[type="select"] {
  padding-right: 34px;
}

:is(input, select, textarea, .qt-input)::placeholder {
  color: #6b6b6b;
  opacity: 1;
}

:root[data-theme="dark"] :is(input, select, textarea, .qt-input)::placeholder,
.dark :is(input, select, textarea, .qt-input)::placeholder {
  color: #999;
  opacity: 1;
}

:is(button, .qt-btn, .qt-chip, .qt-directory-nav-link, .qt-directory-sub-link, .qt-tool-mini-link, .qt-directory-recent-link) {
  min-height: var(--qt-control-height);
  font-size: var(--qt-font-size-0);
}

:is(button, .qt-btn) {
  border-radius: var(--qt-radius-md);
  font-weight: 620;
  letter-spacing: 0.01em;
  padding-inline: var(--qt-space-4);
}

.qt-btn {
  background: color-mix(in srgb, var(--qt-surface-2) 86%, #ffffff 14%);
  border-color: color-mix(in srgb, var(--qt-border) 72%, var(--qt-accent) 28%);
  box-shadow: var(--qt-card-shadow-soft);
}

.qt-btn:hover {
  border-color: color-mix(in srgb, var(--qt-border-strong) 70%, var(--qt-accent-strong) 30%);
}

:is(
    button,
    [role="button"],
    a,
    input,
    select,
    textarea,
    .qt-btn,
    .qt-input,
    .qt-chip,
    .qt-directory-nav-link,
    .qt-directory-sub-link,
    .qt-tool-mini-link,
    .qt-directory-recent-link
  ):focus-visible {
  outline: 2px solid var(--qt-focus-color);
  outline-offset: 2px;
  box-shadow: var(--qt-focus-ring);
}

.qt-directory-controls,
.qt-directory-sidebar-card,
.qt-tool-mini-nav,
.qt-tool-help,
.qt-tool-related,
.qt-tool-export {
  padding: clamp(var(--qt-space-4), 1.2vw, var(--qt-space-6));
}

.qt-directory-grid {
  gap: var(--qt-space-4);
}

.qt-directory-tool-card {
  min-height: 190px;
}

.qt-directory-tool-link {
  min-height: 100%;
}

.qt-directory-tool-card h2 {
  font-size: clamp(1.05rem, 0.96rem + 0.34vw, 1.3rem);
}

.qt-directory-tool-category {
  font-size: 0.72rem;
  letter-spacing: 0.085em;
  font-weight: 700;
}

.qt-directory-recent-link,
.qt-tool-mini-link,
.qt-directory-nav-link,
.qt-directory-sub-link,
.qt-chip {
  display: inline-flex;
  align-items: center;
}

.qt-directory-sub-link {
  min-height: 38px;
  padding-inline: 4px;
}

.qt-directory-app,
.qt-tool-shell-v2 {
  gap: var(--qt-space-5);
}

.qt-directory-center,
.qt-tool-shell-main {
  gap: var(--qt-space-5);
}

.qt-directory-rail,
.qt-tool-shell-nav {
  top: 84px;
}

.qt-sponsored-slot,
.qt-sponsored-body {
  min-height: 120px;
}

.qt-sponsored-slot {
  border-color: color-mix(in srgb, var(--qt-border) 74%, var(--qt-accent) 26%);
}

[data-qt-category] {
  --qt-category-accent: var(--qt-accent);
}

[data-qt-category="home"] { --qt-category-accent: var(--qt-category-home); }
[data-qt-category="developer"] { --qt-category-accent: var(--qt-category-developer); }
[data-qt-category="text"] { --qt-category-accent: var(--qt-category-text); }
[data-qt-category="math"] { --qt-category-accent: var(--qt-category-math); }
[data-qt-category="finance"] { --qt-category-accent: var(--qt-category-finance); }
[data-qt-category="health"] { --qt-category-accent: var(--qt-category-health); }
[data-qt-category="time-date"] { --qt-category-accent: var(--qt-category-time-date); }
[data-qt-category="converters"] { --qt-category-accent: var(--qt-category-converters); }
[data-qt-category="images"] { --qt-category-accent: var(--qt-category-images); }
[data-qt-category="productivity"] { --qt-category-accent: var(--qt-category-productivity); }
[data-qt-category="education"] { --qt-category-accent: var(--qt-category-education); }
[data-qt-category="web"] { --qt-category-accent: var(--qt-category-web); }
[data-qt-category="accessibility"] { --qt-category-accent: var(--qt-category-accessibility); }

body[data-qt-category] .qt-topbar {
  border-bottom-color: color-mix(in srgb, var(--qt-category-accent) 44%, var(--qt-card-border) 56%);
}

body[data-qt-category] .qt-topbar::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  height: 2px;
  background: linear-gradient(
    90deg,
    color-mix(in srgb, var(--qt-category-accent) 82%, #ffffff 18%),
    color-mix(in srgb, var(--qt-category-accent) 24%, transparent 76%)
  );
  pointer-events: none;
}

.qt-directory-tool-card[data-qt-category] {
  border-color: color-mix(in srgb, var(--qt-category-accent) 34%, var(--qt-card-border) 66%);
  background: linear-gradient(
    155deg,
    color-mix(in srgb, var(--qt-category-accent) 10%, var(--qt-surface) 90%),
    color-mix(in srgb, var(--qt-surface) 97%, transparent 3%)
  );
}

.qt-directory-tool-card[data-qt-category] .qt-directory-tool-category {
  color: color-mix(in srgb, var(--qt-category-accent) 78%, var(--qt-text) 22%);
}

.qt-directory-group[data-qt-category] {
  border-left: 3px solid color-mix(in srgb, var(--qt-category-accent) 52%, transparent 48%);
}

@media (max-width: 1280px) {
  .qt-directory-app {
    grid-template-columns: minmax(210px, 260px) minmax(0, 1fr);
  }

  .qt-tool-shell-v2 {
    grid-template-columns: minmax(180px, 220px) minmax(0, 1fr);
  }

  .qt-directory-ads,
  .qt-tool-shell-ads {
    display: none;
  }
}

@media (max-width: 920px) {
  .qt-tool-shell-v2,
  .qt-directory-app {
    grid-template-columns: 1fr;
    padding: var(--qt-space-3);
  }

  .qt-tool-shell-nav,
  .qt-directory-rail {
    position: static;
  }
}