:root {
  color-scheme: light;
  --bg-primary: #ffffff;
  --bg-card: #ffffff;
  --bg-input: #ffffff;
  --bg-hover: #f5f5f5;
  --text-primary: #1a1a1a;
  --text-secondary: #6b7280;
  --border-color: #e5e7eb;
  --accent: #2563EB;
  --accent-light: rgba(37, 99, 235, 0.08);
  --color-bg: var(--bg-primary);
  --color-surface: #f8fafc;
  --color-surface-strong: var(--bg-input);
  --color-text: var(--text-primary);
  --color-accent: var(--accent);
  --color-muted: var(--text-secondary);
  --color-border: var(--border-color);
  --color-success: #22c55e;
  --color-warning: #eab308;
  --color-alert: #f97316;
  --color-danger: #ef4444;
  --color-on-accent: var(--bg-primary);
  --focus-ring: rgba(37, 99, 235, 0.12);
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.1);
  --shadow-card-hover: 0 4px 12px rgba(0, 0, 0, 0.08);
  --radius-card: 8px;
  --radius-control: 6px;
  --tool-surface-radius: 20px;
  --tool-input-radius: 16px;
  --tool-button-radius: 12px;
  --tool-panel-padding-desktop: 24px;
  --tool-panel-padding-tablet: 20px;
  --tool-panel-padding-mobile: 16px;
  --tool-card-gap-desktop: 24px;
  --tool-card-gap-mobile: 16px;
  --transition: 0.2s ease;
  --max-width: 800px;
  --content-max-width: 1320px;
  --space-section-sm: 32px;
  --space-section-md: 48px;
  --space-section-lg: 64px;
  --sidebar-width: 300px;
  --header-height: 72px;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --type-display: clamp(2rem, 1.6rem + 1.2vw, 2.75rem);
  --type-section: clamp(1.5rem, 1.3rem + 0.6vw, 2rem);
  --type-panel-title: 1.125rem;
  --type-card-title: 0.875rem;
  --type-helper: 0.95rem;
  --type-meta: 0.8125rem;
  --leading-display: 1.12;
  --leading-copy: 1.65;
  --measure-readable: 60ch;
  --space-stack-xs: 8px;
  --space-stack-sm: 16px;
  --space-stack-md: 32px;
  --space-stack-lg: 48px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  background: var(--color-bg);
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.6;
}

a {
  color: inherit;
  text-decoration: none;
}

button,
select,
textarea {
  font: inherit;
}

button,
select {
  cursor: pointer;
}

img {
  max-width: 100%;
}

.container {
  width: min(100%, var(--max-width));
  margin: 0 auto;
  padding: 0 1rem;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: color-mix(in srgb, var(--color-bg) 92%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-border);
}

.nav-shell {
  min-height: var(--header-height);
}

.brand {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-accent);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.language-select,
.theme-toggle,
.button,
.text-input {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-control);
  transition: border-color var(--transition), background var(--transition), color var(--transition), transform var(--transition), box-shadow var(--transition);
}

.language-select,
.theme-toggle {
  min-height: 2.5rem;
  background: var(--color-surface);
  color: var(--color-text);
}

.language-select {
  padding: 0 0.8rem;
}

.theme-toggle,
.dark-mode-toggle {
  display: none !important;
}

.global-nav-shell {
  width: min(100%, 1280px);
  min-height: 72px;
  margin: 0 auto;
  padding-left: 24px;
  padding-right: 24px;
  display: grid;
  align-items: center;
  gap: 16px;
}

.global-nav-shell--homepage {
  grid-template-columns: 1fr auto 1fr;
}

.global-nav-shell--tool {
  grid-template-columns: minmax(140px, 1fr) auto minmax(220px, 1fr);
}

.nav-zone {
  display: flex;
  align-items: center;
}

.nav-zone--actions {
  justify-content: flex-start;
  gap: 12px;
  flex-wrap: wrap;
}

.nav-zone--brand {
  justify-content: center;
}

.nav-zone--language {
  justify-content: flex-end;
}

.global-brand {
  font-size: 28px;
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.03em;
  color: var(--color-accent);
  text-align: center;
}

.nav-action-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  height: 40px;
  padding: 0 14px;
  border: 1px solid var(--color-border);
  border-radius: 10px;
  background: var(--color-surface);
  color: var(--color-text);
  font-size: 15px;
  font-weight: 600;
  line-height: 1;
  white-space: nowrap;
  transition: border-color var(--transition), background var(--transition), color var(--transition), box-shadow var(--transition), transform var(--transition);
}

.nav-action-button:hover {
  background: var(--bg-hover);
  border-color: color-mix(in srgb, var(--color-accent) 16%, var(--color-border));
}

.nav-action-button:focus-visible {
  outline: none;
  border-color: color-mix(in srgb, var(--color-accent) 28%, var(--color-border));
  box-shadow: 0 0 0 4px var(--focus-ring);
}

.language-switcher {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
}

.language-switcher__label {
  color: var(--color-muted);
  font-size: 0.95rem;
  font-weight: 600;
}

.language-switcher__field {
  position: relative;
  min-width: 200px;
}

.language-switcher__current {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  width: 100%;
  min-height: 40px;
  padding: 0 2.5rem 0 0.95rem;
  border: 1px solid var(--color-border);
  border-radius: 10px;
  background: var(--color-surface);
  color: var(--color-text);
  font-size: 15px;
  font-weight: 600;
  line-height: 1;
  box-shadow: var(--shadow-sm);
  pointer-events: none;
  white-space: nowrap;
}

.language-switcher__field::after {
  content: '▾';
  position: absolute;
  top: 50%;
  right: 0.95rem;
  transform: translateY(-50%);
  color: var(--color-muted);
  font-size: 0.9rem;
  pointer-events: none;
}

.language-switcher__flag {
  font-size: 1rem;
  line-height: 1;
}

.language-switcher__name--short {
  display: none;
}

.language-switcher__native {
  position: absolute;
  inset: 0;
  width: 100%;
  min-height: 40px;
  opacity: 0;
  appearance: none;
  -webkit-appearance: none;
  cursor: pointer;
}

.language-switcher__field:has(.language-switcher__native:hover) .language-switcher__current {
  border-color: var(--color-border);
  background: var(--bg-hover);
}

.language-switcher__field:has(.language-switcher__native:focus-visible) .language-switcher__current {
  border-color: color-mix(in srgb, var(--color-accent) 28%, var(--color-border));
  box-shadow: 0 0 0 4px var(--focus-ring);
}

.page-content-shell,
main:not(.page-shell) {
  width: 100%;
  max-width: var(--content-max-width);
  margin: 0 auto;
  padding-left: 32px;
  padding-right: 32px;
}

.hero,
.page-header {
  padding-top: 1rem;
}

.hero {
  text-align: center;
  padding: var(--space-section-md) 0 var(--space-section-sm);
}

.hero h1,
.page-header h1 {
  margin: 0;
  font-size: var(--type-display);
  font-weight: 700;
  line-height: var(--leading-display);
  letter-spacing: -0.03em;
  color: var(--text-primary);
  text-wrap: balance;
}

.hero h1,
.hero p,
.page-header h1,
.page-header p {
  max-width: var(--measure-readable);
}

.hero h1,
.hero p {
  margin-left: auto;
  margin-right: auto;
}

.hero p,
.page-header p,
.section-heading p,
.site-footer p {
  margin: 0;
  color: var(--color-muted);
  font-size: var(--type-helper);
  line-height: var(--leading-copy);
}

.hero h1 + p,
.page-header h1 + p,
.section-heading h2 + p,
.tool-heading h2 + p,
.tool-heading h3 + p {
  margin-top: var(--space-stack-xs);
}

.section-heading {
  display: grid;
  gap: var(--space-stack-xs);
}

.section-heading h2 {
  margin: 0;
  font-size: var(--type-section);
  font-weight: 650;
  line-height: 1.2;
  letter-spacing: -0.02em;
  text-wrap: balance;
}

.section-heading p {
  font-size: var(--type-helper);
  line-height: var(--leading-copy);
}

.hero .hero-subtitle {
  margin-top: var(--space-stack-xs);
  margin-left: auto;
  margin-right: auto;
  max-width: 38ch;
  font-size: var(--type-helper);
  line-height: var(--leading-copy);
  color: var(--color-muted);
  text-align: center;
}

.hero .hero-trust {
  margin: var(--space-stack-xs) auto 0;
  max-width: 44ch;
  font-size: var(--type-meta);
  line-height: var(--leading-copy);
  color: var(--color-muted);
  opacity: 0.65;
  text-align: center;
  letter-spacing: 0.02em;
}

.eu-badge {
  position: fixed;
  bottom: 12px;
  right: 14px;
  width: 36px;
  height: 24px;
  opacity: 0.45;
  pointer-events: none;
  z-index: 10;
  transition: opacity var(--transition);
}

.search-container {
  max-width: 560px;
  margin: var(--space-stack-sm) auto 0;
}

.tool-search {
  width: 100%;
  padding: 0.75rem 1rem;
  border-radius: 10px;
  border: 1.5px solid var(--border-color);
  font-size: 1rem;
  background: var(--bg-input);
  color: var(--text-primary);
  transition: border-color var(--transition), box-shadow var(--transition), background var(--transition);
}

.tool-search::placeholder {
  color: var(--text-secondary);
}

.section-spacing {
  margin-bottom: var(--space-section-md);
}

.page-header.section-spacing {
  margin-bottom: var(--space-section-sm);
}

.category-tabs {
  display: flex;
  gap: 0.75rem;
  overflow-x: auto;
  padding: 0;
  margin: 0 0 var(--space-section-sm);
  max-width: none;
  -ms-overflow-style: none;
  scrollbar-width: none;
}

.category-tabs::-webkit-scrollbar {
  display: none;
}

.cat-tab {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.5rem 1rem;
  border-radius: 20px;
  border: 1.5px solid var(--border-color);
  background: transparent;
  color: var(--text-secondary);
  font-size: 0.875rem;
  font-weight: 500;
  white-space: nowrap;
  transition: all 0.15s ease;
}

.cat-tab.active {
  background: var(--accent);
  color: var(--color-on-accent);
  border-color: var(--accent);
}

.cat-tab:not(.active):hover {
  background: var(--bg-hover);
  border-color: var(--text-secondary);
}

.tools-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  padding: 0;
  max-width: none;
  margin: 0;
}

.no-results {
  margin: var(--space-section-sm) auto 0;
  padding: 0;
  text-align: center;
  color: var(--text-secondary);
}

.coming-soon {
  text-align: center;
  padding: var(--space-section-md) 0 var(--space-section-lg);
  color: var(--text-secondary);
  font-size: 0.95rem;
}

.tool-card,
.stat-card,
.section-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--tool-surface-radius);
  box-shadow: var(--shadow-sm);
}

.tool-card {
  position: relative;
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr) auto;
  column-gap: 12px;
  row-gap: 12px;
  align-items: start;
  align-content: start;
  padding: 1.5rem;
  text-decoration: none;
  color: inherit;
  background: var(--bg-card);
  border: 1.5px solid var(--border-color);
  border-radius: 12px;
  transition: transform 0.15s ease, box-shadow 0.15s ease, border-color var(--transition);
}

.tool-card:hover,
.tool-card:focus-visible {
  transform: translateY(-2px);
  box-shadow: var(--shadow-card-hover);
  border-color: var(--accent);
}

.tool-icon,
.tool-card__icon {
  grid-column: 1;
  grid-row: 1;
  width: 40px;
  height: 40px;
  font-size: 1.75rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin: 0;
  align-self: start;
}

.tool-card h2,
.tool-card__title {
  grid-column: 2;
  grid-row: 1;
  margin: 0;
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.35;
  color: var(--text-primary);
  align-self: center;
}

.tool-card p,
.tool-card__desc {
  grid-column: 1 / -1;
  margin: 0;
  font-size: var(--type-helper);
  color: var(--color-muted);
  line-height: 1.55;
}

.tool-card__badge {
  grid-column: 3;
  grid-row: 1;
  position: static;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  align-self: center;
  height: 22px;
  margin-left: -4px;
  padding: 0 8px;
  background: var(--accent);
  color: var(--color-on-accent);
  font-size: 11px;
  line-height: 1;
  border-radius: 999px;
  font-weight: 700;
  letter-spacing: 0.04em;
  white-space: nowrap;
}

.page-shell {
  display: block;
  width: 100%;
  max-width: var(--content-max-width);
  padding-top: 0.5rem;
  padding-bottom: var(--space-section-lg);
}

.page-main {
  width: 100%;
  min-width: 0;
}

.text-input {
  width: 100%;
  min-height: 220px;
  padding: var(--tool-panel-padding-desktop);
  resize: vertical;
  background: var(--color-surface-strong);
  color: var(--color-text);
  line-height: 1.6;
  font-size: 1.1rem;
  border-radius: var(--tool-input-radius);
  border-color: var(--border-color);
}

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

.tool-panel {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--tool-surface-radius);
  box-shadow: var(--shadow-sm);
  padding: var(--tool-panel-padding-desktop);
}

.tool-panel--flush {
  padding: 0;
  overflow: hidden;
}

.tool-panel--compact {
  padding: var(--tool-panel-padding-desktop);
}

.tool-heading {
  display: grid;
  gap: var(--space-stack-xs);
}

.tool-heading h2,
.tool-heading h3 {
  margin: 0;
  font-size: var(--type-panel-title);
  font-weight: 600;
  line-height: 1.3;
  letter-spacing: -0.01em;
  color: var(--text-primary);
}

.tool-helper-text {
  margin: 0;
  color: var(--color-muted);
  font-size: var(--type-helper);
  line-height: var(--leading-copy);
}

.tool-label,
.tool-stat-card__label,
.screen-info-card__label,
.social-label,
.keyword-table th {
  font-size: var(--type-card-title);
  font-weight: 600;
  line-height: 1.45;
  color: var(--text-primary);
}

.social-count,
.screen-info-card__label,
.tool-stat-card__label,
.keyword-table th {
  color: var(--color-muted);
}

.section-heading + *,
.tool-heading + * {
  margin-top: var(--space-stack-sm);
}

main .tool-panel > h2,
main .tool-panel > h3,
main .tool-panel > *:first-child > h2,
main .tool-panel > *:first-child > h3 {
  font-size: var(--type-panel-title);
  font-weight: 600;
  line-height: 1.3;
  letter-spacing: -0.01em;
}

.tool-large-input {
  width: 100%;
  min-height: 220px;
  padding: 1rem 1rem 1.05rem;
  resize: vertical;
  border: 1px solid var(--border-color);
  border-radius: var(--tool-input-radius);
  background: var(--bg-input);
  color: var(--text-primary);
}

.tool-large-input::placeholder {
  color: var(--text-secondary);
}

.tool-large-input:focus-visible {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--focus-ring);
}

.tool-action-row,
.stats-grid {
  display: grid;
  gap: var(--tool-card-gap-mobile);
}

.stats-grid,
.tool-stat-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.tool-action-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: center;
}

.stat-card {
  min-height: 120px;
  padding: var(--tool-panel-padding-desktop);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: flex-start;
  gap: 0.5rem;
}

.stat-card strong {
  display: block;
  margin: 0;
  font-size: clamp(1.6rem, 1.2rem + 1vw, 2rem);
  line-height: 1.1;
  color: var(--text-primary);
  font-weight: 700;
  font-variant-numeric: tabular-nums;
}

.stat-card span {
  font-size: 0.9rem;
  color: var(--color-muted);
  line-height: 1.5;
}

.section-card {
  padding: var(--tool-panel-padding-desktop);
}

.tool-stat-card {
  min-height: 120px;
  padding: var(--tool-panel-padding-desktop);
  border: 1px solid var(--border-color);
  border-radius: var(--tool-surface-radius);
  background: var(--bg-card);
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: flex-start;
  gap: 0.5rem;
}

.tool-stat-card__label {
  display: block;
  font-size: var(--type-card-title);
  color: var(--color-muted);
  line-height: 1.45;
}

.tool-stat-card__value {
  display: block;
  font-size: clamp(1.2rem, 1rem + 0.9vw, 1.65rem);
  line-height: 1.25;
  color: var(--text-primary);
  font-weight: 700;
  font-variant-numeric: tabular-nums;
}

.social-limits {
  display: grid;
  gap: 0.95rem;
}

.social-row {
  display: grid;
  gap: 0.55rem;
}

.social-row-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 0.75rem;
}

.social-label {
  font-weight: 600;
}

.social-count {
  font-variant-numeric: tabular-nums;
  color: var(--color-muted);
  font-size: var(--type-meta);
  line-height: 1.45;
}

.progress-track {
  height: 0.7rem;
  overflow: hidden;
  border-radius: 999px;
  background: color-mix(in srgb, var(--color-border) 70%, var(--color-bg));
}

.progress-bar {
  height: 100%;
  width: 0%;
  border-radius: inherit;
  background: var(--color-success);
  transition: width var(--transition), background var(--transition);
}

.progress-bar.is-warning { background: var(--color-warning); }
.progress-bar.is-alert { background: var(--color-alert); }
.progress-bar.is-danger { background: var(--color-danger); }
.progress-bar.is-danger {
  background-image: repeating-linear-gradient(
    135deg,
    color-mix(in srgb, var(--color-danger) 88%, var(--bg-primary)) 0 10px,
    var(--color-danger) 10px 20px
  );
}
.social-count.is-danger { color: var(--color-danger); }

.table-wrap {
  overflow-x: auto;
}

.keyword-table {
  width: 100%;
  border-collapse: collapse;
}

.keyword-table th,
.keyword-table td {
  padding: 0.75rem 0.5rem;
  border-bottom: 1px solid var(--color-border);
  text-align: left;
}

.keyword-table th {
  color: var(--color-muted);
  font-size: var(--type-card-title);
  font-weight: 600;
  line-height: 1.45;
}

.keyword-table tbody tr:last-child td {
  border-bottom: 0;
}

.is-hidden {
  display: none;
}

.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: center;
}

.button,
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  position: relative;
  overflow: hidden;
  min-height: 44px;
  padding: 0.75rem 1rem;
  border-radius: var(--tool-button-radius);
  font-weight: 600;
  line-height: 1.2;
  background: transparent;
  color: var(--color-text);
}

.button::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--color-accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition);
  z-index: 0;
}

.button span,
.button {
  position: relative;
  z-index: 1;
}

.button:hover,
.button:focus-visible,
.language-select:focus-visible,
.theme-toggle:focus-visible,
.text-input:focus-visible,
.tool-card:focus-visible,
details summary:focus-visible {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--color-accent) 20%, transparent);
}

.tool-search:focus-visible,
.cat-tab:focus-visible {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--focus-ring);
}

.button:hover::before,
.button:focus-visible::before {
  transform: scaleX(1);
}

.button:hover,
.button:focus-visible {
  color: var(--color-on-accent);
}

.faq-section details {
  border-top: 1px solid var(--color-border);
  padding: 1rem 0;
}

.faq-section details:first-of-type {
  padding-top: var(--space-stack-sm);
}

.faq-section summary {
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.5;
  cursor: pointer;
  list-style: none;
}

.faq-section summary::-webkit-details-marker {
  display: none;
}

.faq-section summary::after {
  content: '+';
  float: right;
  color: var(--color-accent);
}

.faq-section details[open] summary::after {
  content: '–';
}

.faq-section p {
  margin: var(--space-stack-xs) 0 0;
  color: var(--color-muted);
  font-size: var(--type-helper);
  line-height: var(--leading-copy);
}

.site-footer {
  border-top: 1px solid var(--color-border);
  padding: 2rem 0;
}

.page-shell > * + *,
.page-main > * + * {
  margin-top: 0;
}

.page-sidebar:empty {
  display: none;
}

.footer-inner {
  display: grid;
  gap: 0.5rem;
  text-align: center;
}

.footer-links {
  display: flex;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.footer-links a {
  color: var(--color-accent);
}

.page-sidebar {
  display: none;
}

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

@media (min-width: 640px) {
  .stats-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: var(--tool-card-gap-desktop);
  }

}

@media (min-width: 900px) {
  .container {
    width: min(100%, calc(var(--max-width) + 2rem));
  }

  .category-tabs {
    justify-content: center;
  }

  .tools-grid {
    grid-template-columns: repeat(auto-fit, minmax(296px, 1fr));
  }
}

@media (min-width: 1024px) {
  .page-shell {
    display: block;
  }

  .stats-grid {
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: var(--tool-card-gap-desktop);
  }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    scroll-behavior: auto;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

:root {
  color-scheme: light;
  --strength-weak: #ef4444;
  --strength-fair: #f59e0b;
  --strength-good: #3b82f6;
  --strength-strong: #22c55e;
}

.pw-display-card,
.pw-settings {
  background: var(--bg-card);
  border: 1.5px solid var(--border-color);
  border-radius: 12px;
  padding: 1.5rem;
  box-shadow: var(--shadow-sm);
}

.pw-display-header,
.pw-control-head,
.pw-inline-heading,
.pw-bulk-controls {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.pw-display-title,
.pw-subheading,
.pw-field-label,
.pw-control-head label,
.pw-bulk-controls label {
  color: var(--text-primary);
  font-weight: 600;
}

.pw-display-note,
.pw-history-empty,
.pw-security-summary,
.pw-history-time {
  color: var(--text-secondary);
  font-size: 0.92rem;
}

.pw-display {
  margin-top: 0.85rem;
  min-height: 56px;
  padding: 16px 20px;
  border: 1.5px solid var(--border-color);
  border-radius: 10px;
  background: var(--bg-card);
  font-family: 'Courier New', Consolas, monospace;
  font-size: 1.1rem;
  letter-spacing: 0.5px;
  word-break: break-all;
}

.pw-strength-wrap {
  margin-top: 1rem;
}

.pw-strength-meter {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.45rem;
}

.pw-strength-segment {
  height: 0.7rem;
  border-radius: 999px;
  background: var(--border-color);
  transition: background var(--transition);
}

.pw-strength-label {
  margin: 0.65rem 0 0;
  font-weight: 600;
}

.pw-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
}

.pw-actions-start {
  justify-content: flex-start;
}

.btn {
  border: none;
  text-align: center;
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition), color var(--transition), border-color var(--transition);
}

.btn:hover,
.btn:focus-visible {
  transform: translateY(-1px);
  outline: none;
  box-shadow: 0 0 0 3px var(--focus-ring);
}

.btn-primary {
  background: var(--accent);
  color: var(--color-on-accent);
}

.btn-secondary {
  background: transparent;
  color: var(--accent);
  border: 1.5px solid var(--accent);
}

.btn-ghost {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--border-color);
}

.btn-small {
  padding: 0.45rem 0.85rem;
  font-size: 0.86rem;
}

.pw-warning {
  margin: 0.85rem 0 0;
  text-align: center;
  color: var(--strength-weak);
  opacity: 0;
  transition: opacity var(--transition);
}

.pw-warning.is-visible {
  opacity: 1;
}

.pw-control-group + .pw-control-group {
  margin-top: 1.5rem;
}

.pw-range {
  width: 100%;
  margin-top: 1rem;
  appearance: none;
  height: 8px;
  border-radius: 999px;
  background: linear-gradient(to right, var(--accent) 0 var(--range-fill, 9.68%), var(--border-color) var(--range-fill, 9.68%) 100%);
  outline: none;
}

.pw-range::-webkit-slider-thumb {
  appearance: none;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--accent);
  border: 2px solid var(--bg-card);
  box-shadow: var(--shadow-sm);
}

.pw-range::-moz-range-thumb {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--accent);
  border: 2px solid var(--bg-card);
  box-shadow: var(--shadow-sm);
}

.pw-number-input,
.pw-text-input,
.pw-results {
  border: 1.5px solid var(--border-color);
  border-radius: 10px;
  background: var(--bg-input);
  color: var(--text-primary);
  padding: 0.75rem 0.9rem;
}

.pw-number-input {
  width: 90px;
}

.pw-text-input {
  width: 100%;
  margin-top: 0.75rem;
}

.pw-quick-select {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1rem;
}

.pw-pill {
  padding: 4px 12px;
  border-radius: 16px;
  border: 1px solid var(--border-color);
  background: transparent;
  color: var(--text-secondary);
  font-size: 0.8rem;
}

.pw-pill.active {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--color-on-accent);
}

.pw-toggle-list {
  border-top: 1px solid var(--border-color);
}

.pw-toggle-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 10px 0;
  border-bottom: 1px solid var(--border-color);
}

.pw-switch {
  position: relative;
  display: inline-flex;
  width: 52px;
  height: 30px;
  flex: 0 0 auto;
}

.pw-switch input {
  position: absolute;
  inset: 0;
  opacity: 0;
}

.pw-switch-track {
  width: 100%;
  border-radius: 999px;
  background: var(--border-color);
  transition: background var(--transition);
}

.pw-switch-track::after {
  content: '';
  position: absolute;
  top: 3px;
  left: 3px;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--bg-card);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition);
}

.pw-switch input:checked + .pw-switch-track {
  background: var(--accent);
}

.pw-switch input:checked + .pw-switch-track::after {
  transform: translateX(22px);
}

.pw-checkbox-list {
  display: grid;
  gap: 0.85rem;
}

.pw-checkbox-row {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
}

.pw-checkbox-row input {
  margin-top: 0.3rem;
}

.pw-details {
  border: 1px solid var(--border-color);
  border-radius: 10px;
  padding: 0.9rem 1rem;
  background: color-mix(in srgb, var(--bg-card) 88%, var(--bg-hover));
}

.pw-details summary {
  font-weight: 600;
  cursor: pointer;
}

.pw-history-list {
  list-style: none;
  padding: 0;
  margin: 1rem 0 0;
  display: grid;
  gap: 0.75rem;
}

.pw-history-item {
  display: grid;
  gap: 0.55rem;
  padding: 0.9rem 1rem;
  border-radius: 10px;
  border: 1px solid var(--border-color);
  background: var(--bg-card);
}

.pw-history-password {
  font-family: 'Courier New', Consolas, monospace;
  word-break: break-all;
}

.pw-history-actions {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.pw-bulk-controls {
  align-items: end;
}

.pw-results {
  width: 100%;
  min-height: 180px;
  margin: 1rem 0;
  font-family: 'Courier New', Consolas, monospace;
  font-size: 0.96rem;
}

.pw-security-stats p {
  margin: 0.35rem 0;
}

.pw-security-stats strong {
  color: var(--accent);
}

.pw-number-input:focus-visible,
.pw-text-input:focus-visible,
.pw-range:focus-visible,
.btn:focus-visible,
.pw-pill:focus-visible,
.pw-switch input:focus-visible + .pw-switch-track,
.pw-checkbox-row input:focus-visible,
.pw-display:focus-visible,
.pw-details summary:focus-visible {
  outline: none;
  box-shadow: 0 0 0 3px var(--focus-ring);
}

@media (min-width: 768px) {
  .pw-display {
    font-size: 1.35rem;
  }
}

@media (max-width: 639px) {
  .pw-display-card,
  .pw-settings,
  .section-card {
    padding: 1rem;
  }

  .pw-bulk-controls {
    align-items: stretch;
  }

  .pw-bulk-controls .btn,
  .pw-bulk-controls .pw-number-input {
    width: 100%;
  }
}


.qr-preview-card,
.qr-settings {
  background: var(--bg-card);
  border: 1.5px solid var(--border-color);
  border-radius: 12px;
  padding: 24px;
  box-shadow: var(--shadow-sm);
}

.qr-input {
  min-height: 120px;
}

.qr-char-count,
.qr-help,
.qr-status,
.qr-bulk-label {
  margin: 0.75rem 0 0;
  color: var(--text-secondary);
  font-size: 0.92rem;
}

.qr-preview-shell {
  max-width: 300px;
  margin: 0 auto;
  padding: 20px;
  border-radius: 16px;
  background: #ffffff;
  box-shadow: var(--shadow-sm);
}

.qr-preview-shell.is-placeholder {
  display: grid;
  place-items: center;
  min-height: 300px;
  border: 2px dashed var(--border-color);
  background: color-mix(in srgb, var(--bg-card) 88%, var(--bg-hover));
}

.qr-canvas {
  display: block;
  width: auto;
  max-width: 100%;
  height: auto;
  margin: 0 auto;
  image-rendering: pixelated;
  image-rendering: crisp-edges;
}

.qr-placeholder {
  text-align: center;
  color: var(--text-secondary);
}

.qr-setting-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.qr-field {
  display: grid;
  gap: 0.5rem;
}

.qr-field-full {
  grid-column: 1 / -1;
}

.qr-field-label {
  color: var(--text-primary);
  font-weight: 600;
}

.qr-color-input {
  width: 100%;
  min-height: 48px;
  border: 1.5px solid var(--border-color);
  border-radius: 10px;
  background: var(--bg-input);
}

.qr-levels,
.qr-actions {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.qr-actions {
  margin-top: 1.5rem;
  justify-content: center;
}

.qr-copy-grid {
  display: grid;
  gap: 1rem;
}

.qr-copy-grid article {
  padding: 1rem;
  border-radius: 10px;
  border: 1px solid var(--border-color);
  background: color-mix(in srgb, var(--bg-card) 92%, var(--bg-hover));
}

.qr-copy-grid h3,
.qr-bulk-card p {
  margin: 0 0 0.5rem;
}

.qr-copy-grid p {
  margin: 0;
  color: var(--text-secondary);
}

.qr-bulk-results {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1rem;
  margin-top: 1rem;
}

.qr-bulk-card {
  padding: 1rem;
  border-radius: 12px;
  border: 1.5px solid var(--border-color);
  background: var(--bg-card);
}

.qr-bulk-card canvas {
  display: block;
  width: 100%;
  height: auto;
  max-width: 192px;
  margin: 0 auto 0.75rem;
  background: #ffffff;
  border-radius: 12px;
}

@media (max-width: 639px) {
  .tool-panel,
  .tool-panel--compact,
  .section-card,
  .stat-card,
  .tool-stat-card,
  .text-input {
    padding: var(--tool-panel-padding-mobile);
  }

  .button,
  .btn {
    min-height: 40px;
  }

  .qr-preview-card,
  .qr-settings {
    padding: 1rem;
  }

  .qr-setting-grid {
    grid-template-columns: 1fr;
  }

  .qr-actions .btn,
  .qr-levels .pw-pill {
    width: 100%;
  }
}

.age-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--tool-surface-radius);
  padding: var(--tool-panel-padding-desktop);
  box-shadow: var(--shadow-sm);
}

.age-card-heading {
  margin-bottom: 1.25rem;
}

.age-input-grid,
.age-results-grid,
.age-fun-grid {
  display: grid;
  gap: 1rem;
}

.age-input-grid {
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.age-field {
  display: grid;
  gap: 0.45rem;
}

.age-label,
.age-stat-label {
  color: var(--text-secondary);
  font-weight: 600;
  font-size: 0.9rem;
  line-height: 1.5;
}

.age-input {
  width: 100%;
  min-height: 44px;
  padding: 0.75rem 0.9rem;
  border: 1px solid var(--border-color);
  border-radius: var(--tool-input-radius);
  background: var(--bg-input);
  color: var(--text-primary);
}

.age-input:focus-visible {
  outline: none;
  box-shadow: 0 0 0 3px var(--focus-ring);
  border-color: var(--accent);
}

.age-actions {
  margin-top: 1rem;
}

.age-error {
  margin: 1rem 0 0;
  color: var(--color-danger);
  font-weight: 600;
}

.age-results-grid {
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
}

.age-stat-card,
.age-fun-card {
  display: grid;
  gap: 0.6rem;
  padding: var(--tool-panel-padding-desktop);
  background: var(--bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--tool-surface-radius);
  box-shadow: var(--shadow-sm);
  min-height: 120px;
}

.age-stat-card--feature {
  grid-column: 1 / -1;
  background: var(--bg-card);
}

.age-stat-value,
.age-progress-value {
  color: var(--text-primary);
  font-size: clamp(1.2rem, 1rem + 0.9vw, 1.65rem);
  line-height: 1.25;
}

.age-fun-grid {
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  margin-bottom: 1.25rem;
}

.age-progress-wrap {
  display: grid;
  gap: 0.75rem;
}

.age-progress-heading {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.age-progress-track {
  height: 0.9rem;
}

.age-progress-bar {
  background: linear-gradient(90deg, var(--accent), #22c55e);
}

.age-progress-note {
  margin: 0;
  color: var(--text-secondary);
}

@media (max-width: 639px) {
  .age-card,
  .age-stat-card,
  .age-fun-card {
    padding: 1rem;
  }
}

@media (min-width: 640px) and (max-width: 899px) {
  .tool-panel,
  .tool-panel--compact,
  .section-card,
  .stat-card,
  .tool-stat-card,
  .text-input {
    padding: var(--tool-panel-padding-tablet);
  }
}

.pc-grid {
  display: grid;
  gap: 1rem;
}

.pc-card {
  display: grid;
  gap: 1rem;
  padding: 1.2rem;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 14px;
  box-shadow: var(--shadow-sm);
}

.pc-card__header h2 {
  margin: 0;
  font-size: 1.05rem;
  line-height: 1.3;
}

.pc-fields {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.9rem;
}

.pc-field {
  display: grid;
  gap: 0.45rem;
}

.pc-field__label,
.pc-output__label,
.pc-output__formula,
.pc-faq-card p {
  color: var(--text-secondary);
}

.pc-field__label,
.pc-output__label {
  font-size: 0.95rem;
}

.pc-input {
  width: 100%;
  min-height: 48px;
  padding: 0.85rem 1rem;
  border: 1px solid var(--border-color);
  border-radius: 12px;
  background: var(--bg-input);
  color: var(--text-primary);
  transition: border-color var(--transition), box-shadow var(--transition), background var(--transition);
}

.pc-input:focus-visible,
.pc-copy-btn:focus-visible,
.pc-tip-presets__btn:focus-visible,
.pc-toggle__btn:focus-visible {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--focus-ring);
}

.pc-output {
  display: grid;
  gap: 0.75rem;
  padding: 1rem;
  border-radius: 14px;
  background: var(--color-surface);
}

.pc-output--tip {
  gap: 1rem;
}

.pc-output--stacked {
  align-content: start;
}

.pc-output__header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
}

.pc-output__main {
  display: block;
  font-size: clamp(2rem, 4vw, 2.8rem);
  line-height: 1;
  letter-spacing: -0.04em;
}

.pc-output__secondary {
  display: block;
  font-size: 1.15rem;
  line-height: 1.1;
}

.pc-output__formula-wrap {
  display: grid;
  gap: 0.2rem;
}

.pc-output__formula {
  margin: 0;
  word-break: break-word;
}

.pc-copy-btn,
.pc-tip-presets__btn,
.pc-toggle__btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  min-height: 40px;
  padding: 0.55rem 1rem;
  border-radius: 12px;
  border: 1px solid var(--accent);
  background: transparent;
  color: var(--accent);
  font-weight: 600;
  transition: background var(--transition), color var(--transition), border-color var(--transition), box-shadow var(--transition);
}

.pc-copy-btn:hover,
.pc-tip-presets__btn:hover,
.pc-toggle__btn:hover,
.pc-tip-presets__btn.is-active,
.pc-toggle__btn.is-active {
  background: color-mix(in srgb, var(--accent) 14%, transparent);
}

.pc-toggle,
.pc-tip-presets {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.pc-tip-presets__btn,
.pc-toggle__btn {
  border-radius: 999px;
}

.pc-card--wide {
  grid-column: 1 / -1;
}

.pc-tip-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.85rem;
}

.pc-tip-stat {
  display: grid;
  gap: 0.35rem;
  padding: 0.9rem 1rem;
  border-radius: 12px;
  border: 1px solid var(--border-color);
  background: var(--bg-card);
}

.pc-tip-stat strong {
  font-size: 1.9rem;
  line-height: 1;
}

.pc-faq-card {
  background: var(--color-surface);
  border-color: color-mix(in srgb, var(--border-color) 82%, transparent);
}

.pc-faq-card .section-heading h2,
.pc-faq-card summary {
  color: var(--text-primary);
}

@media (min-width: 760px) {
  .pc-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 639px) {
  .pc-fields,
  .pc-tip-stats {
    grid-template-columns: 1fr;
  }

  .pc-output__header {
    flex-direction: column;
    align-items: stretch;
  }

  .pc-copy-btn {
    width: fit-content;
  }
}


.hash-tabs {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.hash-tab {
  padding: 0.7rem 1rem;
  border-radius: 999px;
  border: 1.5px solid var(--border-color);
  background: transparent;
  color: var(--text-secondary);
  font-weight: 600;
  transition: background var(--transition), color var(--transition), border-color var(--transition), transform var(--transition);
}

.hash-tab:hover,
.hash-tab:focus-visible {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--focus-ring);
}

.hash-tab.is-active {
  background: var(--accent);
  color: var(--color-on-accent);
  border-color: var(--accent);
}

.hash-panel__header,
.hash-result-card__header,
.hash-progress__row {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
}

.hash-panel__header {
  margin-bottom: 1rem;
  flex-wrap: wrap;
}

.hash-panel__header--stacked {
  align-items: center;
}

.hash-panel__title {
  margin: 0;
  font-size: 1.1rem;
  color: var(--text-primary);
}

.hash-panel__subtitle,
.hash-dropzone__meta {
  margin: 0.35rem 0 0;
  color: var(--text-secondary);
}

.hash-textarea {
  min-height: 190px;
}

.hash-results {
  display: grid;
  gap: 0.9rem;
  margin-top: 1rem;
}

.hash-result-card {
  padding: 1rem;
  border-radius: 12px;
  border: 1px solid var(--border-color);
  background: var(--bg-card);
}

.hash-result-card__title {
  margin: 0;
  font-size: 1rem;
  color: var(--text-primary);
}

.hash-result-card__value {
  display: block;
  margin-top: 0.85rem;
  padding: 0.85rem 1rem;
  border-radius: 10px;
  border: 1px solid var(--border-color);
  background: var(--color-surface);
  color: var(--text-primary);
  font-family: 'Courier New', Consolas, monospace;
  font-size: 0.95rem;
  line-height: 1.55;
  word-break: break-all;
}

.hash-copy-btn {
  flex-shrink: 0;
}

.hash-dropzone {
  width: 100%;
  padding: 1.5rem;
  border: 2px dashed var(--border-color);
  border-radius: 14px;
  background: transparent;
  color: var(--text-primary);
  display: grid;
  gap: 0.35rem;
  justify-items: center;
  text-align: center;
  transition: border-color var(--transition), background var(--transition), transform var(--transition), box-shadow var(--transition);
}

.hash-dropzone:hover,
.hash-dropzone:focus-visible,
.hash-dropzone.is-dragover {
  outline: none;
  border-color: var(--accent);
  background: var(--accent-light);
  box-shadow: 0 0 0 3px var(--focus-ring);
}

.hash-dropzone__icon {
  font-size: 2rem;
}

.hash-dropzone__text {
  font-weight: 600;
}

.hash-progress {
  margin-top: 1rem;
}

.hash-progress__row {
  margin-bottom: 0.5rem;
  color: var(--text-secondary);
}

.hash-progress__fill {
  transition: width var(--transition);
}

.hash-compare-grid {
  display: grid;
  gap: 1rem;
}

.hash-field {
  display: grid;
  gap: 0.45rem;
}

.hash-field__label {
  font-weight: 600;
  color: var(--text-primary);
}

.hash-input {
  width: 100%;
  padding: 0.85rem 1rem;
  border-radius: 10px;
  border: 1.5px solid var(--border-color);
  background: var(--bg-input);
  color: var(--text-primary);
  font-family: 'Courier New', Consolas, monospace;
}

.hash-input:focus-visible {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--focus-ring);
}

.hash-compare-status {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.5rem;
  padding: 0.55rem 0.9rem;
  border-radius: 999px;
  border: 1px solid var(--border-color);
  background: var(--color-surface);
  color: var(--text-secondary);
  font-weight: 600;
}

.hash-compare-status[data-state='match'] {
  border-color: color-mix(in srgb, var(--color-success) 45%, var(--border-color));
  color: var(--color-success);
}

.hash-compare-status[data-state='no-match'] {
  border-color: color-mix(in srgb, var(--color-danger) 45%, var(--border-color));
  color: var(--color-danger);
}

.hash-info-box {
  background: color-mix(in srgb, var(--accent) 8%, var(--color-surface));
}

.hash-info-box p {
  margin: 0;
  color: var(--text-primary);
  font-weight: 500;
}

@media (min-width: 760px) {
  .hash-compare-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 639px) {
  .hash-result-card__header,
  .hash-progress__row {
    flex-direction: column;
    align-items: stretch;
  }

  .hash-copy-btn,
  .hash-panel__header .btn {
    width: fit-content;
  }
}


.base64-panel__header,
.base64-field__header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
}

.base64-panel__header {
  margin-bottom: 1rem;
  flex-wrap: wrap;
}

.base64-panel__title {
  margin: 0;
  font-size: 1.1rem;
  color: var(--text-primary);
}

.base64-panel__subtitle,
.base64-field__meta,
.base64-select-field span,
.base64-toggle {
  color: var(--text-secondary);
}

.base64-panel__subtitle {
  margin: 0.35rem 0 0;
}

.base64-panel__actions,
.base64-controls {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
}

.base64-controls {
  align-items: center;
  margin-bottom: 1rem;
}

.base64-toggle,
.base64-select-field,
.base64-field {
  display: grid;
  gap: 0.45rem;
}

.base64-toggle {
  grid-auto-flow: column;
  align-items: center;
  justify-content: start;
}

.base64-select-field {
  min-width: min(100%, 220px);
}

.base64-grid,
.base64-stats {
  display: grid;
  gap: 1rem;
}

.base64-field__label {
  font-weight: 600;
  color: var(--text-primary);
}

.base64-field__meta {
  font-size: 0.92rem;
}

.base64-textarea {
  min-height: 240px;
  font-family: 'Courier New', Consolas, monospace;
}

.base64-textarea--readonly {
  background: var(--color-surface);
}

.base64-warning,
.base64-error {
  margin: 1rem 0 0;
}

.base64-warning {
  color: var(--color-alert);
}

.base64-error {
  color: var(--color-danger);
}

.base64-stats {
  margin: 1rem 0;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
}

.base64-stat-card {
  display: grid;
  gap: 0.35rem;
  padding: 1rem;
  border-radius: 12px;
  border: 1px solid var(--border-color);
  background: var(--bg-card);
}

.base64-stat-card strong {
  font-size: 1.15rem;
  color: var(--accent);
}

@media (min-width: 760px) {
  .base64-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 639px) {
  .base64-field__header,
  .base64-panel__header {
    flex-direction: column;
    align-items: stretch;
  }

  .base64-panel__actions .btn,
  .base64-controls .language-select {
    width: 100%;
  }
}


.screen-overview__head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.screen-info-grid {
  display: grid;
  gap: var(--tool-card-gap-desktop);
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

.screen-info-card {
  padding: var(--tool-panel-padding-desktop);
  border-radius: var(--tool-surface-radius);
  border: 1px solid var(--color-border);
  background: var(--bg-card);
  box-shadow: var(--shadow-sm);
  min-height: 120px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: flex-start;
  gap: 0.5rem;
}

.screen-info-card__label {
  display: block;
  margin-bottom: 0;
  font-size: 0.9rem;
  color: var(--color-muted);
  line-height: 1.5;
}

.screen-info-card__value {
  display: block;
  font-size: clamp(1.2rem, 1rem + 0.9vw, 1.65rem);
  line-height: 1.25;
  color: var(--text-primary);
  word-break: break-word;
  font-variant-numeric: tabular-nums;
}

.stat-card > *,
.tool-stat-card > *,
.screen-info-card > * {
  margin: 0;
}

@media (max-width: 480px) {
  .tool-card {
    grid-template-columns: 40px minmax(0, 1fr);
    column-gap: 10px;
    row-gap: 10px;
  }

  .tool-card__title {
    align-self: start;
  }

  .tool-card__badge {
    grid-column: 2;
    grid-row: 2;
    margin-left: 0;
    justify-self: start;
  }
}

@media (max-width: 640px) {
  .screen-overview__head .btn {
    width: 100%;
  }
}

@media (max-width: 768px) {
  .global-brand {
    font-size: 24px;
  }
}

@media (max-width: 640px) {
  .global-nav-shell {
    padding-top: 12px;
    padding-bottom: 12px;
  }

  .global-nav-shell--homepage {
    grid-template-columns: minmax(0, 1fr) auto;
  }

  .global-nav-shell--tool {
    grid-template-columns: minmax(0, 1fr) auto;
  }

  .global-nav-shell--homepage .nav-zone--brand,
  .global-nav-shell--tool .nav-zone--brand {
    grid-column: 1;
    grid-row: 1;
  }

  .global-nav-shell--homepage .nav-zone--brand {
    justify-content: center;
  }

  .global-nav-shell--tool .nav-zone--brand {
    justify-content: flex-start;
  }

  .global-nav-shell--homepage .nav-zone--language,
  .global-nav-shell--tool .nav-zone--language {
    grid-column: 2;
    grid-row: 1;
  }

  .global-nav-shell--tool .nav-zone--actions {
    grid-column: 1;
    grid-row: 2;
    gap: 10px;
    justify-content: flex-start;
  }

  .language-switcher__label {
    display: none;
  }

  .language-switcher__field {
    min-width: 132px;
  }

  .nav-action-button {
    height: 36px;
    padding: 0 12px;
    font-size: 14px;
  }
}

@media (max-width: 767px) {
  :root {
    --type-display: clamp(1.85rem, 1.55rem + 1.6vw, 2.35rem);
    --type-section: clamp(1.375rem, 1.2rem + 0.9vw, 1.75rem);
  }

  .page-content-shell,
  main:not(.page-shell) {
    padding-left: 20px;
    padding-right: 20px;
  }

  .hero {
    padding-top: var(--space-section-sm);
  }
}

@media (max-width: 480px) {
  :root {
    --type-display: clamp(1.7rem, 1.5rem + 1vw, 2.05rem);
    --type-section: clamp(1.2rem, 1.08rem + 0.8vw, 1.45rem);
    --type-helper: 0.9375rem;
  }

  .page-content-shell,
  main:not(.page-shell) {
    padding-left: 16px;
    padding-right: 16px;
  }

  .global-nav-shell {
    padding-left: 24px;
    padding-right: 24px;
  }

  .global-brand {
    font-size: 22px;
  }

  .language-switcher__field {
    min-width: 116px;
  }

  .language-switcher__current {
    min-height: 36px;
    padding-left: 0.8rem;
    padding-right: 2.2rem;
  }

  .language-switcher__name {
    display: none;
  }

  .language-switcher__name--short {
    display: inline;
  }

  .hero h1,
  .page-header h1,
  .section-heading h2 {
    text-wrap: pretty;
  }
}

/* ==========================================================================
   Unit Converter
   ========================================================================== */

.uc-panel {
  padding: var(--tool-panel-padding-desktop);
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.uc-row {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.uc-label {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-muted);
}

.uc-label-spacer {
  visibility: hidden;
  user-select: none;
}

.uc-category-select {
  max-width: 280px;
}

.uc-converter-grid {
  display: grid;
  grid-template-columns: 1fr 1fr auto 1fr;
  gap: 12px;
  align-items: end;
}

.uc-field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.uc-swap-col {
  display: flex;
  flex-direction: column;
  gap: 6px;
  align-items: center;
}

.uc-input,
.uc-select {
  width: 100%;
  min-height: 44px;
  padding: 0 12px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-control);
  background: var(--bg-input);
  color: var(--color-text);
  font-size: 1rem;
  transition: border-color var(--transition), box-shadow var(--transition);
}

.uc-input:focus,
.uc-select:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px var(--focus-ring);
}

/* Remove number input spinners */
.uc-input[type="number"]::-webkit-inner-spin-button,
.uc-input[type="number"]::-webkit-outer-spin-button {
  -webkit-appearance: none;
  margin: 0;
}
.uc-input[type="number"] {
  -moz-appearance: textfield;
}

.uc-swap-btn {
  min-width: 80px;
  white-space: nowrap;
  font-size: 0.875rem;
}

.uc-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

/* Result section */
.uc-result-section {
  padding: 24px;
  min-height: 80px;
}

.uc-result-inner {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.uc-empty-state {
  margin: 0;
  color: var(--color-muted);
  font-size: 0.95rem;
}

.uc-error {
  margin: 0;
  color: var(--color-danger);
  font-size: 0.95rem;
}

.uc-result-value {
  display: flex;
  align-items: baseline;
  gap: 10px;
  flex-wrap: wrap;
}

.uc-result-number {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 700;
  color: var(--color-accent);
  line-height: 1.1;
  word-break: break-all;
}

.uc-result-unit {
  font-size: 1rem;
  font-weight: 500;
  color: var(--color-muted);
}

.uc-result-equation {
  margin: 4px 0 0;
  font-size: 0.9rem;
  color: var(--color-muted);
}

.uc-formula {
  margin: 6px 0 0;
  font-size: 0.875rem;
  color: var(--color-muted);
  background: var(--color-surface);
  border-radius: var(--radius-control);
  padding: 6px 10px;
  display: inline-block;
}

.uc-formula-label {
  font-weight: 600;
}

/* Quick examples */
.uc-examples-label {
  margin: 0 0 10px;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-muted);
}

.uc-examples-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 16px;
}

.uc-example-btn {
  display: inline-flex;
  align-items: center;
  height: 36px;
  padding: 0 14px;
  border: 1.5px solid var(--color-border);
  border-radius: 20px;
  background: var(--color-surface);
  color: var(--color-text);
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  transition: border-color var(--transition), background var(--transition), color var(--transition);
  white-space: nowrap;
}

.uc-example-btn:hover {
  border-color: var(--color-accent);
  background: var(--accent-light);
  color: var(--color-accent);
}

.uc-example-btn:focus-visible {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px var(--focus-ring);
}

.uc-helper-text {
  margin: 0;
  font-size: 0.9rem;
  color: var(--color-muted);
  line-height: var(--leading-copy);
}

/* Mobile */
@media (max-width: 600px) {
  .uc-panel {
    padding: var(--tool-panel-padding-mobile);
    gap: 16px;
  }

  .uc-converter-grid {
    grid-template-columns: 1fr 1fr;
    grid-template-rows: auto auto;
    gap: 12px;
  }

  .uc-field:nth-child(1) { grid-column: 1; grid-row: 1; }
  .uc-field:nth-child(2) { grid-column: 2; grid-row: 1; }
  .uc-swap-col           { grid-column: 1; grid-row: 2; align-items: flex-start; }
  .uc-field:nth-child(4) { grid-column: 2; grid-row: 2; }

  .uc-swap-col .uc-label-spacer { display: none; }

  .uc-swap-btn {
    min-width: 0;
    width: 100%;
  }

  .uc-category-select {
    max-width: 100%;
  }

  .uc-result-section {
    padding: 16px;
  }
}

/* ─── Loan & Mortgage Calculator ─────────────────────────────────────────── */

.lmc-panel-heading {
  margin-bottom: 1.25rem;
}

.lmc-input-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.lmc-field {
  display: grid;
  gap: 0.45rem;
}

.lmc-field--term .lmc-term-row {
  display: flex;
  gap: 0.5rem;
}

.lmc-term-input {
  flex: 1 1 auto;
  min-width: 0;
}

.lmc-label {
  color: var(--text-secondary);
  font-weight: 600;
  font-size: 0.9rem;
  line-height: 1.5;
}

.lmc-input,
.lmc-select {
  width: 100%;
  min-height: 44px;
  padding: 0.75rem 0.9rem;
  border: 1px solid var(--border-color);
  border-radius: var(--tool-input-radius);
  background: var(--bg-input);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.4;
  -webkit-appearance: none;
  appearance: none;
}

.lmc-select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%236b7280' d='M1 1l5 5 5-5'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.75rem center;
  padding-right: 2.25rem;
  cursor: pointer;
}

.lmc-select--full {
  width: 100%;
}

.lmc-input:focus-visible,
.lmc-select:focus-visible {
  outline: none;
  box-shadow: 0 0 0 3px var(--focus-ring);
  border-color: var(--accent);
}

.lmc-actions {
  margin-top: 1.25rem;
}

.lmc-error {
  margin: 1rem 0 0;
  color: var(--color-danger);
  font-weight: 600;
  font-size: 0.9rem;
}

.lmc-stat-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
}

.lmc-stat-card--feature {
  grid-column: 1 / -1;
}

.lmc-stat-card--feature .tool-stat-card__value {
  font-size: clamp(1.5rem, 1.2rem + 1vw, 2rem);
}

.lmc-val--savings {
  color: var(--color-success);
}

.lmc-amort-grid {
  display: grid;
  gap: 0;
}

.lmc-amort-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 1rem;
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--border-color);
  flex-wrap: wrap;
}

.lmc-amort-row:last-child {
  border-bottom: none;
}

.lmc-amort-label {
  color: var(--text-secondary);
  font-size: 0.9rem;
  flex: 1 1 auto;
}

.lmc-amort-value {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-primary);
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

.lmc-amort-row--highlight .lmc-amort-value {
  color: var(--accent);
}

.lmc-amort-row--savings .lmc-amort-value {
  color: var(--color-success);
}

.lmc-examples-section {
  margin-top: 0;
}

.lmc-examples-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.lmc-example-btn {
  font-size: 0.875rem;
}

.lmc-helper-text {
  margin-top: 0.5rem;
}

@media (max-width: 639px) {
  .lmc-input-grid {
    grid-template-columns: 1fr;
  }

  .lmc-stat-grid {
    grid-template-columns: 1fr;
  }

  .lmc-stat-card--feature {
    grid-column: auto;
  }

  .lmc-examples-row {
    flex-direction: column;
  }

  .lmc-example-btn {
    width: 100%;
    text-align: center;
  }
}

/* ─── BMI Calculator ─────────────────────────────────────────────────────── */

.bmi-panel {
  /* inherits .tool-panel */
}

.bmi-unit-row {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.25rem;
  flex-wrap: wrap;
}

.bmi-unit-toggle {
  display: flex;
  border-radius: var(--radius-control);
  overflow: hidden;
  border: 1px solid var(--border-color, #e5e7eb);
}

.bmi-unit-btn {
  background: var(--bg-card);
  color: var(--text-secondary);
  border: none;
  padding: 0.4rem 1rem;
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  transition: background var(--transition), color var(--transition);
  font-family: var(--font-body);
  line-height: 1.4;
}

.bmi-unit-btn + .bmi-unit-btn {
  border-left: 1px solid var(--border-color, #e5e7eb);
}

.bmi-unit-btn--active {
  background: var(--accent);
  color: #fff;
}

.bmi-unit-btn:not(.bmi-unit-btn--active):hover {
  background: var(--bg-secondary, #f3f4f6);
  color: var(--text-primary);
}

.bmi-input-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.bmi-field {
  display: flex;
  flex-direction: column;
  gap: 0.375rem;
}

.bmi-input {
  padding: 0.5rem 0.75rem;
  border: 1px solid var(--border-color, #e5e7eb);
  border-radius: var(--radius-control);
  font-size: 1rem;
  background: var(--bg-card);
  color: var(--text-primary);
  font-family: var(--font-body);
  transition: border-color var(--transition);
  width: 100%;
  box-sizing: border-box;
}

.bmi-input:focus {
  outline: none;
  border-color: var(--accent);
}

.bmi-select {
  padding: 0.5rem 0.75rem;
  border: 1px solid var(--border-color, #e5e7eb);
  border-radius: var(--radius-control);
  font-size: 1rem;
  background: var(--bg-card);
  color: var(--text-primary);
  font-family: var(--font-body);
  width: 100%;
  box-sizing: border-box;
  cursor: pointer;
}

.bmi-ft-in-row {
  display: flex;
  gap: 0.5rem;
}

.bmi-ft-in-label {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  flex: 1;
  position: relative;
}

.bmi-ft-input,
.bmi-in-input {
  flex: 1;
}

.bmi-unit-hint {
  font-size: 0.75rem;
  color: var(--text-secondary);
  text-align: center;
}

.bmi-error {
  color: var(--color-danger);
  font-size: 0.875rem;
  margin-top: 0.5rem;
}

.bmi-stat-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

.bmi-stat-card--feature {
  grid-column: span 1;
}

.bmi-category-note {
  margin-top: 0.875rem;
  font-size: 0.9rem;
  color: var(--text-secondary);
  padding: 0.75rem 1rem;
  border-radius: var(--radius-control);
  background: var(--bg-secondary, #f9fafb);
  border-left: 3px solid var(--border-color, #e5e7eb);
}

/* Category colour accents on value and note */
.bmi-cat--underweight { color: var(--color-warning, #eab308); }
.bmi-cat--normal      { color: var(--color-success, #22c55e); }
.bmi-cat--overweight  { color: var(--color-warning, #eab308); }
.bmi-cat--obesity     { color: var(--color-danger, #ef4444); }

.bmi-category-note.bmi-cat--underweight { border-left-color: var(--color-warning, #eab308); }
.bmi-category-note.bmi-cat--normal      { border-left-color: var(--color-success, #22c55e); background: color-mix(in srgb, var(--color-success, #22c55e) 8%, var(--bg-secondary, #f9fafb)); }
.bmi-category-note.bmi-cat--overweight  { border-left-color: var(--color-warning, #eab308); }
.bmi-category-note.bmi-cat--obesity     { border-left-color: var(--color-danger, #ef4444); }

/* Supporting info panel */
.bmi-info-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}

.bmi-info-block {
  /* standalone block */
}

.bmi-info-block--disclaimer {
  grid-column: 1 / -1;
}

.bmi-info-subtitle {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0 0 0.5rem;
}

.bmi-formula-text {
  font-size: 0.9rem;
  color: var(--text-secondary);
  font-family: var(--font-mono, monospace);
  margin: 0;
}

.bmi-ranges-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.bmi-ranges-list li {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.875rem;
  padding: 0.2rem 0;
  border-bottom: 1px solid var(--border-color, #e5e7eb);
}

.bmi-ranges-list li:last-child {
  border-bottom: none;
}

.bmi-range-label {
  color: var(--text-primary);
}

.bmi-range-val {
  color: var(--text-secondary);
  font-variant-numeric: tabular-nums;
}

.bmi-disclaimer-text {
  font-size: 0.825rem;
  color: var(--text-secondary);
  margin: 0;
  font-style: italic;
}

.bmi-examples-section {
  margin-top: 0;
}

.bmi-helper-text {
  margin-top: 0.5rem;
}

@media (max-width: 639px) {
  .bmi-input-grid {
    grid-template-columns: 1fr;
  }

  .bmi-stat-grid {
    grid-template-columns: 1fr;
  }

  .bmi-stat-card--feature {
    grid-column: auto;
  }

  .bmi-info-grid {
    grid-template-columns: 1fr;
  }

  .bmi-info-block--disclaimer {
    grid-column: auto;
  }

  .bmi-unit-row {
    flex-direction: column;
    align-items: flex-start;
  }
}