/* ============================================================
   GoTinyTools — Production Design System
   Inter font loaded via <link> in base.html
   ============================================================ */

/* ---------- Design tokens ---------- */
:root {
  /* Typography */
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-family: var(--font-sans);
  line-height: 1.6;
  font-weight: 400;
  font-synthesis: none;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;

  /* Light theme */
  --color-bg:             #f9fafb;
  --color-bg-subtle:      #f3f4f6;
  --color-surface:        #ffffff;
  --color-surface-raised: #ffffff;
  --color-border:         #e5e7eb;
  --color-border-strong:  #d1d5db;
  --color-text:           #111827;
  --color-text-muted:     #6b7280;
  --color-text-faint:     #9ca3af;

  /* Brand — violet/purple */
  --color-primary:        #7c3aed;
  --color-primary-dark:   #6d28d9;
  --color-primary-light:  rgba(124, 58, 237, 0.10);
  --color-primary-ring:   rgba(124, 58, 237, 0.25);

  /* Accent — for gradient highlights */
  --gradient-hero: linear-gradient(135deg, #7c3aed 0%, #a855f7 50%, #ec4899 100%);
  --gradient-text: linear-gradient(90deg, #7c3aed 0%, #a855f7 60%, #ec4899 100%);

  /* Semantic */
  --color-success:        #059669;
  --color-warning:        #d97706;
  --color-danger:         #dc2626;
  --color-info:           #2563eb;

  /* Elevation */
  --shadow-xs:  0 1px 2px rgba(0,0,0,0.05);
  --shadow-sm:  0 1px 3px rgba(0,0,0,0.08), 0 1px 2px rgba(0,0,0,0.04);
  --shadow-md:  0 4px 16px rgba(0,0,0,0.08), 0 1px 4px rgba(0,0,0,0.04);
  --shadow-lg:  0 8px 32px rgba(0,0,0,0.10), 0 2px 8px rgba(0,0,0,0.06);
  --shadow-xl:  0 20px 60px rgba(0,0,0,0.12), 0 4px 16px rgba(0,0,0,0.06);
  --shadow-glow: 0 0 0 3px var(--color-primary-ring);

  /* Radius */
  --radius-xs:  4px;
  --radius-sm:  8px;
  --radius:     12px;
  --radius-lg:  16px;
  --radius-xl:  24px;
  --radius-full: 9999px;

  /* Spacing scale */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;

  /* Transitions */
  --transition-fast:   150ms ease;
  --transition-normal: 200ms ease;
  --transition-slow:   300ms ease;

  /* Layout — full-width, edge-to-edge on all screens */
  --max-content: 1400px;
  --max-wide:    1400px;
  --page-px: clamp(1rem, 3vw, 2rem);
}

/* ---------- Dark theme ---------- */
[data-theme="dark"] {
  --color-bg:             #0f1117;
  --color-bg-subtle:      #161b27;
  --color-surface:        #1a1f2e;
  --color-surface-raised: #1f2537;
  --color-border:         rgba(255,255,255,0.08);
  --color-border-strong:  rgba(255,255,255,0.14);
  --color-text:           #f1f5f9;
  --color-text-muted:     #94a3b8;
  --color-text-faint:     #64748b;

  --color-primary:        #a78bfa;
  --color-primary-dark:   #c4b5fd;
  --color-primary-light:  rgba(167, 139, 250, 0.12);
  --color-primary-ring:   rgba(167, 139, 250, 0.28);

  --gradient-hero: linear-gradient(135deg, #a78bfa 0%, #c084fc 50%, #f472b6 100%);
  --gradient-text: linear-gradient(90deg, #a78bfa 0%, #c084fc 60%, #f472b6 100%);

  --shadow-xs:  0 1px 2px rgba(0,0,0,0.3);
  --shadow-sm:  0 1px 3px rgba(0,0,0,0.4), 0 1px 2px rgba(0,0,0,0.2);
  --shadow-md:  0 4px 16px rgba(0,0,0,0.4), 0 1px 4px rgba(0,0,0,0.2);
  --shadow-lg:  0 8px 32px rgba(0,0,0,0.5), 0 2px 8px rgba(0,0,0,0.3);
  --shadow-xl:  0 20px 60px rgba(0,0,0,0.6), 0 4px 16px rgba(0,0,0,0.3);
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  min-height: 100vh;
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-sans);
  transition: background var(--transition-slow), color var(--transition-slow);
}

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--transition-fast);
}
a:hover { text-decoration: underline; }

img, svg { display: block; max-width: 100%; }

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}
button:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

/* ---------- Utility ---------- */
.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;
}

.tools-list-hidden  { display: none !important; }
.tools-no-results   {
  padding: var(--space-8);
  text-align: center;
  color: var(--color-text-muted);
  font-size: 0.95rem;
  grid-column: 1 / -1;
}

/* ---------- Layout shell ---------- */
.site-layout {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

/* ============================================================
   HEADER
   ============================================================ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--page-px);
  height: 56px;
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  background: rgba(255,255,255,0.85);
}
[data-theme="dark"] .site-header {
  background: rgba(15,17,23,0.85);
}

.site-header-inner {
  max-width: var(--max-wide);
  margin: 0 auto;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
}
.site-logo {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  color: var(--color-text);
  text-decoration: none;
}
.site-logo:hover { text-decoration: none; color: var(--color-text); }

.site-logo-img {
  width: 30px;
  height: 30px;
  object-fit: contain;
  flex-shrink: 0;
  border-radius: var(--radius-sm);
  transition: filter var(--transition-normal);
}
/* Invert logo in light theme so it stays visible (assumes logo is light on transparent for dark mode) */
[data-theme="light"] .site-logo-img {
  filter: invert(1);
}

.site-nav {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}
.site-nav a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-text-muted);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-sm);
  transition: color var(--transition-fast), background var(--transition-fast);
}
.site-nav a:hover {
  color: var(--color-text);
  background: var(--color-bg-subtle);
  text-decoration: none;
}

/* Theme toggle */
.theme-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  background: var(--color-bg-subtle);
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
  transition: all var(--transition-fast);
  flex-shrink: 0;
}
.theme-toggle:hover {
  color: var(--color-primary);
  border-color: var(--color-primary);
  background: var(--color-primary-light);
}
.theme-toggle svg { width: 18px; height: 18px; }
.theme-toggle .icon-dark  { display: none; }
.theme-toggle .icon-light { display: block; }
[data-theme="dark"] .theme-toggle .icon-dark  { display: block; }
[data-theme="dark"] .theme-toggle .icon-light { display: none; }

/* ============================================================
   MAIN / FOOTER
   ============================================================ */
.site-main {
  flex: 1;
  width: 100%;
  max-width: var(--max-content);
  margin: 0 auto;
  padding: var(--space-6) var(--page-px) var(--space-10);
}

.site-footer {
  border-top: 1px solid var(--color-border);
  padding: var(--space-5) var(--page-px);
  text-align: center;
  font-size: 0.875rem;
  color: var(--color-text-muted);
  background: var(--color-bg);
}
.site-footer-inner {
  max-width: var(--max-wide);
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
}
.site-footer-links {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}
.site-footer-links a {
  color: var(--color-text-muted);
  font-size: 0.875rem;
  transition: color var(--transition-fast);
}
.site-footer-links a:hover { color: var(--color-primary); text-decoration: none; }
.site-footer-sep { color: var(--color-border-strong); }
.site-footer-brand {
  font-weight: 600;
  color: var(--color-text);
  font-size: 0.875rem;
}

/* ============================================================
   BUTTONS
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 0.6rem 1.1rem;
  font-size: 0.9rem;
  font-weight: 600;
  font-family: var(--font-sans);
  border-radius: var(--radius-sm);
  border: none;
  cursor: pointer;
  text-decoration: none;
  white-space: nowrap;
  transition: all var(--transition-fast);
  letter-spacing: -0.01em;
}
.btn:hover { text-decoration: none; }
.btn:focus-visible { outline: 2px solid var(--color-primary); outline-offset: 2px; }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }

.btn-primary {
  background: var(--color-primary);
  color: #fff;
  box-shadow: 0 1px 3px rgba(124,58,237,0.25), 0 2px 8px rgba(124,58,237,0.12);
}
.btn-primary:hover:not(:disabled) {
  background: var(--color-primary-dark);
  box-shadow: 0 2px 8px rgba(124,58,237,0.35), 0 4px 16px rgba(124,58,237,0.2);
  transform: translateY(-1px);
}
.btn-primary:active:not(:disabled) { transform: translateY(0); }

.btn-secondary {
  background: var(--color-surface);
  color: var(--color-text);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-xs);
}
.btn-secondary:hover:not(:disabled) {
  border-color: var(--color-primary);
  color: var(--color-primary);
  background: var(--color-primary-light);
}

.btn-ghost {
  background: transparent;
  color: var(--color-text-muted);
}
.btn-ghost:hover:not(:disabled) {
  background: var(--color-bg-subtle);
  color: var(--color-text);
}

/* Large CTA button */
.btn-lg {
  padding: 0.75rem 1.5rem;
  font-size: 1rem;
  border-radius: var(--radius);
}

/* ============================================================
   FORM CONTROLS
   ============================================================ */
.input-text,
.input-number,
textarea,
select {
  width: 100%;
  padding: 0.5rem 0.75rem;
  font-size: 0.95rem;
  font-family: var(--font-sans);
  color: var(--color-text);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  -webkit-appearance: none;
  appearance: none;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  line-height: 1.5;
}
.input-text::placeholder,
.input-number::placeholder,
textarea::placeholder { color: var(--color-text-faint); }
.input-text:focus,
.input-number:focus,
textarea:focus,
select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: var(--shadow-glow);
}
textarea {
  min-height: 120px;
  resize: vertical;
}
select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3E%3Cpath stroke='%236b7280' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='M6 8l4 4 4-4'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.6rem center;
  background-size: 1.25rem;
  padding-right: 2.5rem;
}
.input-number { width: 6rem; }

label.field-label {
  display: block;
  margin-bottom: var(--space-3);
}
label.field-label .label-text {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-2);
  letter-spacing: -0.01em;
}

/* ============================================================
   HOMEPAGE — HERO
   ============================================================ */
.page-home .site-header,
.page-home .site-main {
  display: none;
}

.site-hero-wrap {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background: var(--color-bg);
}

/* Hero nav bar */
.site-hero-header {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--page-px);
  height: 56px;
  border-bottom: 1px solid var(--color-border);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  background: rgba(255,255,255,0.85);
  position: sticky;
  top: 0;
  z-index: 100;
}
[data-theme="dark"] .site-hero-header {
  background: rgba(15,17,23,0.85);
}
.site-hero-header-inner {
  max-width: var(--max-wide);
  margin: 0 auto;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
}

/* Hero body — full viewport height minus nav; content block 90vh and vertically centered */
.hero-stage {
  height: calc(100vh - 56px);
  flex: 1;
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--space-8) var(--page-px);
  position: relative;
  overflow: hidden;
}

/* Subtle dot-grid background */
.hero-stage::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle, var(--color-border) 1px, transparent 1px);
  background-size: 32px 32px;
  pointer-events: none;
  opacity: 0.6;
}
/* Soft radial glow behind text */
.hero-stage::after {
  content: '';
  position: absolute;
  top: 0; left: 50%; transform: translateX(-50%);
  width: 900px; height: 600px;
  background: radial-gradient(ellipse at center top,
    rgba(124,58,237,0.08) 0%,
    rgba(168,85,247,0.04) 40%,
    transparent 70%);
  pointer-events: none;
}
[data-theme="dark"] .hero-stage::after {
  background: radial-gradient(ellipse at center top,
    rgba(167,139,250,0.12) 0%,
    rgba(196,132,252,0.06) 40%,
    transparent 70%);
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 100%;
  width: 100%;
  text-align: center;
  min-height: 70vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-5);
  background: var(--color-primary-light);
  border: 1px solid var(--color-primary-ring);
  border-radius: var(--radius-full);
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--color-primary);
  letter-spacing: 0.02em;
  margin-bottom: var(--space-6);
}
.hero-badge-dot {
  width: 8px; height: 8px;
  background: var(--color-primary);
  border-radius: 50%;
  animation: pulse-dot 2s ease-in-out infinite;
}
@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: 0.5; transform: scale(0.8); }
}

.hero-title {
  font-size: clamp(2.75rem, 7vw, 4.5rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.04em;
  color: var(--color-text);
  margin-bottom: var(--space-6);
}
.hero-title-gradient {
  background: var(--gradient-text);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero-subtitle {
  font-size: 1.35rem;
  line-height: 1.6;
  color: var(--color-text-muted);
  max-width: 620px;
  margin: 0 auto var(--space-6);
}

/* CTA row — single large button */
.hero-cta-row {
  margin-bottom: var(--space-6);
}
.hero-cta-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
  min-width: 260px;
  padding: 1rem 2.25rem;
  font-size: 1.15rem;
  font-weight: 700;
  font-family: var(--font-sans);
  color: #fff;
  background: var(--color-primary);
  border-radius: var(--radius);
  text-decoration: none;
  box-shadow: 0 2px 8px rgba(124,58,237,0.25), 0 4px 16px rgba(124,58,237,0.15);
  transition: background var(--transition-fast), box-shadow var(--transition-fast), transform var(--transition-fast);
  letter-spacing: -0.01em;
}
.hero-cta-link:hover {
  background: var(--color-primary-dark);
  text-decoration: none;
  color: #fff;
  box-shadow: 0 4px 16px rgba(124,58,237,0.35), 0 8px 24px rgba(124,58,237,0.2);
  transform: translateY(-2px);
}
.hero-cta-link:active { transform: translateY(0); }
.hero-cta-link svg { width: 22px; height: 22px; flex-shrink: 0; }

.hero-meta {
  font-size: 1.05rem;
  color: var(--color-text-faint);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-5);
  flex-wrap: wrap;
}
.hero-meta-item {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}
.hero-meta-item svg { width: 18px; height: 18px; color: var(--color-success); }

/* ============================================================
   HOMEPAGE — TOOLS SECTION
   ============================================================ */
.hero-tools-section {
  background: var(--color-bg);
  border-top: 1px solid var(--color-border);
  padding: var(--space-8) var(--page-px) var(--space-10);
}
.hero-tools-inner {
  max-width: var(--max-wide);
  margin: 0 auto;
}

.section-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: var(--space-4);
  margin-bottom: var(--space-4);
  flex-wrap: wrap;
}
.section-title {
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--color-text);
  letter-spacing: -0.03em;
}
.section-subtitle {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  margin-top: var(--space-1);
}
.section-link {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-primary);
  white-space: nowrap;
}
.section-link:hover { text-decoration: none; opacity: 0.8; }

/* Search in tools section */
.tools-search-wrap {
  margin-bottom: var(--space-4);
  position: relative;
}
.tools-search-wrap svg {
  position: absolute;
  left: 0.85rem;
  top: 50%; transform: translateY(-50%);
  width: 16px; height: 16px;
  color: var(--color-text-faint);
  pointer-events: none;
}
.tools-search-input {
  width: 100%;
  padding: 0.6rem 0.9rem 0.6rem 2.5rem;
  font-size: 0.9rem;
  font-family: var(--font-sans);
  color: var(--color-text);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  -webkit-appearance: none;
  appearance: none;
}
.tools-search-input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: var(--shadow-glow);
}
.tools-search-input::placeholder { color: var(--color-text-faint); }
.tools-search-input::-webkit-search-cancel-button { appearance: none; }

/* Tool card grid — denser on laptop */
.tool-grid,
.site-hero-tools {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: var(--space-3);
  list-style: none;
  padding: 0;
  margin: 0;
}
.tool-grid li { list-style: none; }

/* Tool card */
.site-tool-card {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  padding: var(--space-4);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-xs);
  transition: border-color var(--transition-normal), box-shadow var(--transition-normal), transform var(--transition-normal);
  text-decoration: none;
  position: relative;
  overflow: hidden;
}
.site-tool-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: var(--gradient-hero);
  opacity: 0;
  transition: opacity var(--transition-normal);
}
.site-tool-card:hover {
  text-decoration: none;
  border-color: var(--color-primary);
  box-shadow: var(--shadow-md), 0 0 0 1px var(--color-primary-ring);
  transform: translateY(-2px);
}
.site-tool-card:hover::before { opacity: 1; }

.site-tool-card-icon {
  width: 36px; height: 36px;
  border-radius: var(--radius-sm);
  background: var(--color-primary-light);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
  margin-bottom: var(--space-1);
}

.site-tool-card-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--color-text);
  letter-spacing: -0.02em;
  line-height: 1.3;
}

.site-tool-card-desc {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  line-height: 1.5;
}

.site-tool-card-meta {
  margin-top: auto;
  padding-top: var(--space-2);
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid var(--color-border);
}
.site-tool-card-category {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-text-faint);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.site-tool-badge {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-success);
  background: rgba(5,150,105,0.1);
  padding: 2px 6px;
  border-radius: var(--radius-full);
}

/* ============================================================
   TOOLS INDEX PAGE
   ============================================================ */
.tools-index-header {
  margin-bottom: var(--space-5);
  padding-bottom: var(--space-4);
  border-bottom: 1px solid var(--color-border);
}
.tools-index-header h1 {
  font-size: 1.6rem;
  font-weight: 800;
  letter-spacing: -0.04em;
  color: var(--color-text);
  margin-bottom: var(--space-2);
}
.tools-index-header p {
  font-size: 1rem;
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* ============================================================
   TOOL PAGE — two-column layout
   ============================================================ */
.tool-page-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
}
@media (min-width: 900px) {
  .tool-page-layout {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    align-items: start;
    gap: var(--space-8);
  }
}

.tool-page-main { min-width: 0; }
.tool-page-sidebar { min-width: 0; }

/* ============================================================
   TOOL PAGES — article layout
   ============================================================ */
.content-article {
  /* nothing extra needed — site-main provides padding */
}

.tool-page-header {
  margin-bottom: var(--space-5);
}
.tool-page-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-primary);
  margin-bottom: var(--space-3);
}
.tool-page-eyebrow a {
  color: inherit;
}
.tool-page-eyebrow a:hover { text-decoration: none; opacity: 0.7; }
.tool-page-eyebrow-sep { color: var(--color-border-strong); }

.content-article h1 {
  font-size: clamp(1.45rem, 3vw, 1.85rem);
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1.2;
  color: var(--color-text);
  margin-bottom: var(--space-3);
}
.content-lead {
  font-size: 1rem;
  color: var(--color-text-muted);
  line-height: 1.7;
}

/* Tool UI card */
.content-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: var(--space-5);
  box-shadow: var(--shadow-sm);
  margin-bottom: var(--space-5);
}
.content-card-title {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-faint);
  margin-bottom: var(--space-4);
  display: flex;
  align-items: center;
  gap: var(--space-2);
}
.content-card-title svg { width: 14px; height: 14px; }

/* Content sections */
.content-section {
  margin-bottom: var(--space-5);
}
.content-section h2 {
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--color-text);
  margin-bottom: var(--space-3);
}

/* ============================================================
   TOOL FORM COMPONENTS
   ============================================================ */
.tool-form-row {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
}
.tool-form-col {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}
.tool-form-col .label-text {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-text);
  letter-spacing: -0.01em;
}

/* Checkbox group */
.checkbox-group {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
}
.checkbox-item {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  cursor: pointer;
  user-select: none;
}
.checkbox-item input[type="checkbox"] {
  width: 1rem;
  height: 1rem;
  border-radius: 4px;
  accent-color: var(--color-primary);
  cursor: pointer;
  flex-shrink: 0;
}
.checkbox-item-label {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-text);
}

/* Password output */
.tool-output {
  background: var(--color-bg-subtle);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: var(--space-3) var(--space-4);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  min-height: 2.75rem;
  flex-wrap: wrap;
}
.tool-output output {
  font-family: ui-monospace, 'Cascadia Code', 'SF Mono', Menlo, monospace;
  font-size: 1rem;
  color: var(--color-text);
  word-break: break-all;
  flex: 1;
  line-height: 1.5;
}
.tool-output-placeholder {
  color: var(--color-text-faint);
  font-size: 0.9rem;
  font-style: italic;
}

/* Password strength bar */
.strength-bar-wrap {
  margin-top: var(--space-3);
}
.strength-bar-label {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--color-text-muted);
  margin-bottom: var(--space-2);
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.strength-bar-track {
  height: 4px;
  background: var(--color-border);
  border-radius: var(--radius-full);
  overflow: hidden;
}
.strength-bar-fill {
  height: 100%;
  border-radius: var(--radius-full);
  transition: width 0.4s ease, background 0.4s ease;
  width: 0%;
  background: var(--color-text-faint);
}
.strength-bar-fill[data-strength="1"] { width: 25%; background: #ef4444; }
.strength-bar-fill[data-strength="2"] { width: 50%; background: #f59e0b; }
.strength-bar-fill[data-strength="3"] { width: 75%; background: #3b82f6; }
.strength-bar-fill[data-strength="4"] { width: 100%; background: #10b981; }

/* Word counter stats */
.tool-stats {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: var(--space-2);
}
@media (min-width: 480px) { .tool-stats { grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 600px) { .tool-stats { grid-template-columns: repeat(5, 1fr); } }
@media (max-width: 479px) { .tool-stats { grid-template-columns: repeat(2, 1fr); } }

.tool-stat {
  background: var(--color-bg-subtle);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: var(--space-3);
  text-align: center;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}
.tool-stat:hover {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 2px var(--color-primary-light);
}
.tool-stat-value {
  display: block;
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--color-text);
  letter-spacing: -0.04em;
  line-height: 1.1;
  margin-bottom: var(--space-1);
}
.tool-stat-label {
  display: block;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

/* QR code result — side-by-side on laptop for better space use */
.tool-result-image {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--space-4);
}
@media (min-width: 640px) {
  .content-card.tool-card-split {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: var(--space-5);
    align-items: start;
  }
  .content-card.tool-card-split .content-card-title { grid-column: 1 / -1; }
  .content-card.tool-card-split .tool-card-form { grid-column: 1; }
  .content-card.tool-card-split .tool-result-image { grid-column: 2; margin-top: 0; }
}
.qr-preview-box {
  width: 180px; height: 180px;
  border: 2px dashed var(--color-border);
  border-radius: var(--radius);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
  color: var(--color-text-faint);
  font-size: 0.85rem;
  font-weight: 500;
  transition: border-color var(--transition-fast);
  overflow: hidden;
  background: var(--color-bg-subtle);
}
.qr-preview-box.has-image {
  border: 1px solid var(--color-border);
  background: transparent;
}
.qr-preview-box svg { width: 32px; height: 32px; color: var(--color-text-faint); }
.qr-preview-box img {
  max-width: 100%;
  max-height: 100%;
  display: none;
  border-radius: var(--radius-sm);
}
.qr-preview-box img.visible { display: block; }
.qr-placeholder-text {
  text-align: center;
  font-size: 0.8rem;
  color: var(--color-text-faint);
}
.qr-actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-wrap: wrap;
}

/* ============================================================
   CONTENT SECTIONS (How-to, FAQ, Related)
   ============================================================ */
.steps-list {
  list-style: none;
  counter-reset: steps;
  padding: 0;
}
.steps-list li {
  counter-increment: steps;
  display: flex;
  gap: var(--space-3);
  align-items: flex-start;
  padding: var(--space-2) 0;
  border-bottom: 1px solid var(--color-border);
  font-size: 0.95rem;
  color: var(--color-text-muted);
  line-height: 1.6;
}
.steps-list li:last-child { border-bottom: none; }
.steps-list li::before {
  content: counter(steps);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px; height: 24px;
  min-width: 24px;
  background: var(--color-primary-light);
  color: var(--color-primary);
  border-radius: 50%;
  font-size: 0.75rem;
  font-weight: 700;
  flex-shrink: 0;
  margin-top: 0.15rem;
}

/* FAQ accordion-style */
.faq-list {
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}
.faq-item {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: border-color var(--transition-fast);
}
.faq-item:hover { border-color: var(--color-border-strong); }
.faq-question {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-text);
  padding: var(--space-3) var(--space-4);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-4);
  list-style: none;
  transition: color var(--transition-fast);
}
.faq-question::-webkit-details-marker { display: none; }
.faq-question::after {
  content: '+';
  font-size: 1.2rem;
  font-weight: 300;
  color: var(--color-text-muted);
  flex-shrink: 0;
  line-height: 1;
  transition: transform var(--transition-fast), color var(--transition-fast);
}
details[open] .faq-question::after {
  transform: rotate(45deg);
  color: var(--color-primary);
}
details[open] .faq-question { color: var(--color-primary); }
.faq-answer {
  padding: 0 var(--space-4) var(--space-3);
  font-size: 0.9rem;
  color: var(--color-text-muted);
  line-height: 1.7;
  border-top: 1px solid var(--color-border);
}

/* Related tools pills */
.related-tools-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  padding: 0;
  margin: 0;
  list-style: none;
}
.related-tools-row li { list-style: none; }
.related-tool-pill {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-text-muted);
  transition: all var(--transition-fast);
}
.related-tool-pill:hover {
  text-decoration: none;
  border-color: var(--color-primary);
  color: var(--color-primary);
  background: var(--color-primary-light);
}
.related-tool-pill svg { width: 13px; height: 13px; }

/* ============================================================
   MISC
   ============================================================ */
.divider {
  border: none;
  border-top: 1px solid var(--color-border);
  margin: var(--space-5) 0;
}

/* Breadcrumb */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: 0.82rem;
  color: var(--color-text-muted);
  margin-bottom: var(--space-4);
  flex-wrap: wrap;
}
.breadcrumb a { color: var(--color-text-muted); }
.breadcrumb a:hover { color: var(--color-primary); text-decoration: none; }
.breadcrumb-sep { color: var(--color-border-strong); }
.breadcrumb-current { color: var(--color-text); font-weight: 500; }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 768px) {
  .site-main { padding: var(--space-5) var(--space-4) var(--space-8); }
  .hero-stage { height: calc(100vh - 56px); padding: var(--space-6) var(--space-4); }
  .content-card { padding: var(--space-4); }
  .hero-tools-section { padding: var(--space-6) var(--space-4) var(--space-8); }
  .tool-page-layout { grid-template-columns: 1fr; }
}
@media (max-width: 480px) {
  .hero-title { font-size: 1.75rem; }
  .hero-subtitle { font-size: 0.95rem; }
  .tool-grid, .site-hero-tools { grid-template-columns: repeat(2, 1fr); }
  .tool-stats { grid-template-columns: repeat(2, 1fr); }
  .section-header { flex-direction: column; align-items: flex-start; }
}