@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@400;500;600;700;800&display=swap');

:root, [data-theme="light"] {
  /* Brand Color from Logo */
  --brand-blue: #1d4ed8;
  --brand-blue-hover: #1e40af;
  --brand-blue-light: #eff6ff;
  --brand-blue-border: #dbeafe;
  --brand-blue-ring: rgba(29, 78, 216, 0.12);

  /* Pristine Solid White Theme */
  --bg-primary: #ffffff;
  --bg-secondary: #f8fafc;
  --bg-card: #ffffff;
  --bg-card-hover: #ffffff;
  --border-color: #e2e8f0;
  --border-color-hover: #cbd5e1;
  --border-subtle: #f1f5f9;

  /* Typography */
  --text-primary: #0f172a;
  --text-secondary: #475569;
  --text-muted: #94a3b8;

  /* Subtle Minimalist Elevation */
  --shadow-xs: 0 1px 2px 0 rgba(0, 0, 0, 0.03);
  --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.05), 0 1px 2px -1px rgba(0, 0, 0, 0.03);
  --shadow-card: 0 1px 3px 0 rgba(15, 23, 42, 0.04), 0 1px 2px 0 rgba(15, 23, 42, 0.02);
  --shadow-card-hover: 0 12px 28px -6px rgba(15, 23, 42, 0.07), 0 4px 8px -2px rgba(15, 23, 42, 0.03);

  --ad-bg: #f8fafc;
}

[data-theme="dark"] {
  --brand-blue: #3b82f6;
  --brand-blue-hover: #60a5fa;
  --brand-blue-light: rgba(59, 130, 246, 0.1);
  --brand-blue-border: rgba(59, 130, 246, 0.25);
  --brand-blue-ring: rgba(59, 130, 246, 0.2);

  --bg-primary: #090d16;
  --bg-secondary: #0f172a;
  --bg-card: #0f172a;
  --bg-card-hover: #162036;
  --border-color: #1e293b;
  --border-color-hover: #334155;
  --border-subtle: #1e293b;

  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;

  --shadow-xs: 0 1px 2px 0 rgba(0, 0, 0, 0.4);
  --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.4);
  --shadow-card: 0 1px 3px 0 rgba(0, 0, 0, 0.4);
  --shadow-card-hover: 0 12px 28px -6px rgba(0, 0, 0, 0.6);

  --ad-bg: #0f172a;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html, body {
  overflow-x: hidden;
  max-width: 100vw;
}

body {
  font-family: 'Plus Jakarta Sans', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background-color: var(--bg-primary);
  background-image: none;
  color: var(--text-primary);
  line-height: 1.65;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  transition: background-color 0.2s ease, color 0.2s ease;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Glass panel */
.glass-panel {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 18px;
  box-shadow: var(--shadow-sm);
}

/* Announcement Top Bar */
.announcement-bar {
  background: #f8fafc;
  border-bottom: 1px solid var(--border-color);
  color: var(--text-secondary);
  font-size: 13px;
  font-weight: 500;
  padding: 10px 20px;
  text-align: center;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  flex-wrap: wrap;
}
.announcement-badge {
  background: var(--brand-blue-light);
  color: var(--brand-blue);
  border: 1px solid var(--brand-blue-border);
  padding: 2px 10px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.3px;
  text-transform: uppercase;
}
.announcement-bar a {
  color: var(--brand-blue);
  text-decoration: none;
  font-weight: 600;
}
.announcement-bar a:hover {
  text-decoration: underline;
}

/* Navbar */
.navbar {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--bg-primary);
  border-bottom: 1px solid var(--border-color);
  padding: 16px 32px;
  transition: all 0.2s ease;
}
.nav-container {
  max-width: 1240px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.brand-logo {
  display: flex;
  align-items: center;
  text-decoration: none;
}
.brand-logo-img {
  height: 40px;
  width: auto;
  display: block;
  object-fit: contain;
}
[data-theme="dark"] .brand-logo-img {
  filter: drop-shadow(0 0 1px rgba(255,255,255,0.85));
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 10px;
  list-style: none;
}
.nav-links a {
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 500;
  font-size: 14.5px;
  padding: 8px 16px;
  border-radius: 8px;
  transition: all 0.15s ease;
}
.nav-links a:hover {
  color: var(--text-primary);
  background: var(--bg-secondary);
}
.nav-links a.active {
  color: var(--brand-blue);
  font-weight: 600;
  background: var(--brand-blue-light);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}
.theme-toggle-btn {
  background: transparent;
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  width: 38px;
  height: 38px;
  border-radius: 8px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.15s ease;
}
.theme-toggle-btn:hover {
  background: var(--bg-secondary);
  color: var(--text-primary);
  border-color: var(--border-color-hover);
}

/* Hero Section */
.hero-section {
  max-width: 880px;
  margin: 75px auto 65px;
  padding: 0 24px;
  text-align: center;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  padding: 6px 16px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 26px;
}
.hero-title {
  font-size: 54px;
  font-weight: 800;
  letter-spacing: -0.035em;
  line-height: 1.15;
  margin-bottom: 20px;
  color: var(--text-primary);
}
.brand-highlight {
  color: var(--brand-blue);
}
.hero-subtitle {
  font-size: 18px;
  color: var(--text-secondary);
  max-width: 660px;
  margin: 0 auto 36px;
  line-height: 1.65;
  font-weight: 400;
}

/* Search Bar */
.search-container {
  max-width: 640px;
  margin: 0 auto;
  position: relative;
}
.search-input {
  width: 100%;
  padding: 17px 85px 17px 50px;
  font-size: 15.5px;
  font-family: inherit;
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: 14px;
  color: var(--text-primary);
  outline: none;
  box-shadow: var(--shadow-sm);
  transition: all 0.2s ease;
}
.search-input:focus {
  border-color: var(--brand-blue);
  box-shadow: 0 0 0 3.5px var(--brand-blue-ring);
}
.search-input::placeholder {
  color: var(--text-muted);
}
.search-icon {
  position: absolute;
  left: 18px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  width: 19px;
  height: 19px;
  pointer-events: none;
}
.search-shortcut {
  position: absolute;
  right: 14px;
  top: 50%;
  transform: translateY(-50%);
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 6px;
  padding: 4px 8px;
  font-size: 11px;
  font-weight: 600;
  color: var(--text-muted);
  pointer-events: none;
}

/* Tools Section */
.tools-section {
  max-width: 1240px;
  margin: 0 auto 90px;
  padding: 0 24px;
}

/* Tab Page Switching */
.app-tab-page.tab-hidden {
  display: none !important;
}

body.tab-isolated .tools-section.app-tab-page:not(.tab-hidden) {
  padding-top: 40px;
  min-height: calc(100vh - 360px);
}
.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 20px;
  margin-bottom: 32px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border-color);
}
.section-title {
  font-size: 28px;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--text-primary);
}
.section-subtitle {
  font-size: 14.5px;
  color: var(--text-secondary);
  margin-top: 4px;
}

/* Category Filter Pills (Inside Core Utilities Header) */
.filter-pills {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}
.filter-pill {
  padding: 7px 16px;
  border-radius: 999px;
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  font-size: 13px;
  font-weight: 500;
  font-family: inherit;
  cursor: pointer;
  transition: all 0.15s ease;
}
.filter-pill:hover {
  background: var(--bg-secondary);
  color: var(--text-primary);
  border-color: var(--border-color-hover);
}
.filter-pill.active {
  background: var(--text-primary);
  color: var(--bg-primary);
  border-color: var(--text-primary);
  font-weight: 600;
}

/* Tools Grid */
.tools-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 28px;
}
.tool-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 18px;
  padding: 28px;
  text-decoration: none;
  color: var(--text-primary);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-shadow: var(--shadow-card);
  transition: all 0.2s ease;
}
.tool-card:hover {
  transform: translateY(-3px);
  border-color: var(--brand-blue-border);
  box-shadow: var(--shadow-card-hover);
}

.tool-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 20px;
}
.tool-icon-wrapper {
  width: 52px;
  height: 52px;
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  border: none;
  flex-shrink: 0;
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}
.tool-icon-wrapper svg {
  width: 26px;
  height: 26px;
  display: block;
  transition: transform 0.25s ease;
}
.tool-card:hover .tool-icon-wrapper {
  transform: translateY(-2px) scale(1.05);
}
.tool-card:hover .tool-icon-wrapper svg {
  transform: scale(1.06);
}

/* Individual Gradient Icon Colorways */
.tool-icon-pdf {
  background: linear-gradient(135deg, #ef4444 0%, #f87171 100%);
  box-shadow: 0 8px 18px -2px rgba(239, 68, 68, 0.38);
}
.tool-card:hover .tool-icon-pdf {
  box-shadow: 0 12px 24px -2px rgba(239, 68, 68, 0.52);
}

.tool-icon-video {
  background: transparent !important;
  box-shadow: none !important;
  padding: 0 !important;
  display: flex;
  align-items: center;
  justify-content: center;
}
.tool-icon-custom-img {
  width: 52px;
  height: 52px;
  object-fit: contain;
  border-radius: 14px;
  filter: drop-shadow(0 6px 14px rgba(6, 182, 212, 0.42));
  transition: transform 0.2s cubic-bezier(0.16, 1, 0.3, 1), filter 0.2s ease;
  display: block;
}
.tool-card:hover .tool-icon-custom-img {
  transform: translateY(-2px) scale(1.06);
  filter: drop-shadow(0 10px 22px rgba(6, 182, 212, 0.6));
}

.tool-icon-qr {
  background: linear-gradient(135deg, #10b981 0%, #059669 100%);
  box-shadow: 0 8px 18px -2px rgba(16, 185, 129, 0.38);
}
.tool-card:hover .tool-icon-qr {
  box-shadow: 0 12px 24px -2px rgba(16, 185, 129, 0.52);
}

.tool-icon-link {
  background: linear-gradient(135deg, #3b82f6 0%, #1d4ed8 100%);
  box-shadow: 0 8px 18px -2px rgba(37, 99, 235, 0.38);
}
.tool-card:hover .tool-icon-link {
  box-shadow: 0 12px 24px -2px rgba(37, 99, 235, 0.52);
}

.tool-icon-pwd {
  background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
  box-shadow: 0 8px 18px -2px rgba(245, 158, 11, 0.38);
}
.tool-card:hover .tool-icon-pwd {
  box-shadow: 0 12px 24px -2px rgba(245, 158, 11, 0.52);
}

.tool-icon-totp {
  background: linear-gradient(135deg, #6366f1 0%, #4f46e5 100%);
  box-shadow: 0 8px 18px -2px rgba(99, 102, 241, 0.38);
}
.tool-card:hover .tool-icon-totp {
  box-shadow: 0 12px 24px -2px rgba(99, 102, 241, 0.52);
}

.tool-icon-image {
  background: linear-gradient(135deg, #06b6d4 0%, #0d9488 100%);
  box-shadow: 0 8px 18px -2px rgba(13, 148, 136, 0.38);
}
.tool-card:hover .tool-icon-image {
  box-shadow: 0 12px 24px -2px rgba(13, 148, 136, 0.52);
}

/* Modern Pill Badges */
.tool-tag {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  padding: 5px 11px;
  border-radius: 6px;
  border: 1px solid transparent;
  white-space: nowrap;
}

.tool-tag-pdf {
  background: #fef2f2;
  color: #ef4444;
  border-color: #fee2e2;
}
[data-theme="dark"] .tool-tag-pdf {
  background: rgba(239, 68, 68, 0.15);
  color: #f87171;
  border-color: rgba(239, 68, 68, 0.3);
}

.tool-tag-video {
  background: #ecfeff;
  color: #0891b2;
  border-color: #cffafe;
}
[data-theme="dark"] .tool-tag-video {
  background: rgba(6, 182, 212, 0.15);
  color: #22d3ee;
  border-color: rgba(6, 182, 212, 0.3);
}

.tool-tag-qr {
  background: #ecfdf5;
  color: #059669;
  border-color: #d1fae5;
}
[data-theme="dark"] .tool-tag-qr {
  background: rgba(16, 185, 129, 0.15);
  color: #34d399;
  border-color: rgba(16, 185, 129, 0.3);
}

.tool-tag-link {
  background: #eff6ff;
  color: #2563eb;
  border-color: #dbeafe;
}
[data-theme="dark"] .tool-tag-link {
  background: rgba(37, 99, 235, 0.15);
  color: #60a5fa;
  border-color: rgba(37, 99, 235, 0.3);
}

.tool-tag-security {
  background: #fffbeb;
  color: #d97706;
  border-color: #fef3c7;
}
[data-theme="dark"] .tool-tag-security {
  background: rgba(245, 158, 11, 0.15);
  color: #fbbf24;
  border-color: rgba(245, 158, 11, 0.3);
}

.tool-tag-totp {
  background: #eef2ff;
  color: #4f46e5;
  border-color: #e0e7ff;
}
[data-theme="dark"] .tool-tag-totp {
  background: rgba(99, 102, 241, 0.15);
  color: #818cf8;
  border-color: rgba(99, 102, 241, 0.3);
}

.tool-tag-image {
  background: #f0fdfa;
  color: #0d9488;
  border-color: #ccfbf1;
}
[data-theme="dark"] .tool-tag-image {
  background: rgba(13, 148, 136, 0.15);
  color: #2dd4bf;
  border-color: rgba(13, 148, 136, 0.3);
}
.tool-name {
  font-size: 19px;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 8px;
  color: var(--text-primary);
}
.tool-desc {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 24px;
}
.tool-action {
  font-size: 14px;
  font-weight: 600;
  color: var(--brand-blue);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: gap 0.15s ease;
}
.tool-card:hover .tool-action {
  gap: 10px;
}

/* Chrome Extension Spotlight Banner */
.extension-spotlight {
  max-width: 1240px;
  margin: 0 auto 90px;
  padding: 40px 48px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 32px;
}
.spotlight-info {
  flex: 1;
  min-width: 300px;
}
.spotlight-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--brand-blue-light);
  border: 1px solid var(--brand-blue-border);
  color: var(--brand-blue);
  font-weight: 700;
  font-size: 11.5px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  padding: 3px 10px;
  border-radius: 999px;
  margin-bottom: 12px;
}
.spotlight-title {
  font-size: 26px;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 10px;
  color: var(--text-primary);
}
.spotlight-desc {
  color: var(--text-secondary);
  font-size: 15px;
  max-width: 660px;
  line-height: 1.65;
}
.spotlight-rating {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 14px;
  font-size: 14px;
  color: var(--text-secondary);
}
.rating-stars {
  color: #f59e0b;
  font-size: 14px;
}
.spotlight-btn {
  background: var(--brand-blue);
  color: #ffffff;
  padding: 14px 26px;
  border-radius: 12px;
  font-weight: 600;
  font-size: 15px;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  box-shadow: 0 2px 8px rgba(29, 78, 216, 0.2);
  transition: all 0.15s ease;
}
.spotlight-btn:hover {
  background: var(--brand-blue-hover);
  transform: translateY(-1px);
}
.spotlight-btn-secondary {
  background: var(--bg-card);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
  padding: 12px 20px;
  border-radius: 12px;
  font-weight: 600;
  font-size: 14px;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: all 0.15s ease;
}
.spotlight-btn-secondary:hover {
  border-color: var(--brand-blue);
  color: var(--brand-blue);
  background: var(--brand-blue-light);
  transform: translateY(-1px);
}

/* Sponsor Area */
.ad-slot-container {
  max-width: 1240px;
  margin: 40px auto;
  padding: 0 24px;
}
.ad-placeholder {
  background: var(--ad-bg);
  border: 1px dashed var(--border-color);
  border-radius: 14px;
  padding: 18px 24px;
  text-align: center;
  color: var(--text-muted);
  font-size: 12.5px;
  min-height: 85px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
}
.ad-label {
  font-size: 10.5px;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  font-weight: 600;
  color: var(--text-muted);
}

/* Affiliate Section */
.affiliate-section {
  max-width: 1240px;
  margin: 0 auto 90px;
  padding: 0 24px;
}
.affiliate-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 24px;
}
.affiliate-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: 24px;
  display: flex;
  gap: 16px;
  align-items: center;
  text-decoration: none;
  color: var(--text-primary);
  box-shadow: var(--shadow-xs);
  transition: all 0.15s ease;
}
.affiliate-card:hover {
  border-color: var(--brand-blue-border);
  transform: translateY(-2px);
}
.affiliate-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--brand-blue);
  flex-shrink: 0;
}
.affiliate-meta {
  flex: 1;
}
.affiliate-meta h4 {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 4px;
  color: var(--text-primary);
}
.affiliate-meta p {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.55;
}
.affiliate-badge {
  display: inline-block;
  font-size: 11.5px;
  font-weight: 600;
  color: var(--brand-blue);
  margin-top: 6px;
}

/* Trust & Privacy */
.trust-section {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
  padding: 70px 24px;
  margin: 50px 0 0;
}
.trust-container {
  max-width: 1240px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 40px;
  text-align: center;
}
.trust-icon-box {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  color: var(--brand-blue);
  margin: 0 auto 18px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.trust-icon-box svg {
  width: 26px;
  height: 26px;
}
.trust-item h3 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--text-primary);
}
.trust-item p {
  font-size: 13.5px;
  color: var(--text-secondary);
  line-height: 1.65;
  max-width: 320px;
  margin: 0 auto;
}

/* Footer */
.site-footer {
  margin-top: auto;
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-color);
  padding: 56px 24px 28px;
}
.footer-container {
  max-width: 1240px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 44px;
  margin-bottom: 44px;
}
.footer-col h5 {
  font-size: 12.5px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  margin-bottom: 16px;
  color: var(--text-primary);
}
.footer-col ul {
  list-style: none;
}
.footer-col ul li {
  margin-bottom: 10px;
}
.footer-col ul li a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 13.5px;
  transition: color 0.15s ease;
}
.footer-col ul li a:hover {
  color: var(--brand-blue);
}
.footer-bottom {
  max-width: 1240px;
  margin: 0 auto;
  padding-top: 24px;
  border-top: 1px solid var(--border-color);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 14px;
  font-size: 13px;
  color: var(--text-muted);
}

/* Social Media Link Buttons */
.footer-social-links {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 16px;
}
.social-icon-btn {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-card);
  color: var(--text-secondary);
  border: 1px solid var(--border-color);
  transition: all 0.2s ease;
  text-decoration: none;
}
.social-icon-btn:hover {
  background: var(--brand-blue);
  color: #ffffff;
  border-color: var(--brand-blue);
  transform: translateY(-2px);
  box-shadow: 0 4px 10px rgba(29, 78, 216, 0.2);
}

/* Mobile Navigation Toggle Button */
.mobile-menu-btn {
  display: none;
  background: transparent;
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  width: 38px;
  height: 38px;
  border-radius: 8px;
  cursor: pointer;
  align-items: center;
  justify-content: center;
  transition: all 0.15s ease;
}
.mobile-menu-btn:hover {
  background: var(--bg-secondary);
  border-color: var(--border-color-hover);
}

/* Comprehensive Responsive Media Queries */
@media (max-width: 900px) {
  .tools-grid {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  }
}

@media (max-width: 768px) {
  /* Navbar & Mobile Dropdown */
  .navbar {
    padding: 12px 16px;
    position: sticky;
  }
  .brand-logo-img {
    height: 34px;
  }
  .mobile-menu-btn {
    display: flex;
  }
  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--bg-card);
    border-bottom: 1px solid var(--border-color);
    padding: 14px 16px;
    flex-direction: column;
    gap: 6px;
    box-shadow: 0 12px 28px -6px rgba(0, 0, 0, 0.15);
    z-index: 1000;
  }
  .nav-links.mobile-open {
    display: flex !important;
    animation: mobileMenuSlide 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  }
  .nav-links a {
    width: 100%;
    padding: 12px 16px;
    font-size: 15px;
    border-radius: 8px;
    display: block;
  }

  /* Hero Section */
  .hero-section {
    margin: 32px auto 28px;
    padding: 0 16px;
  }
  .hero-badge {
    font-size: 11.5px;
    padding: 5px 12px;
    margin-bottom: 16px;
  }
  .hero-title {
    font-size: clamp(26px, 7vw, 38px);
    line-height: 1.22;
    letter-spacing: -0.02em;
    margin-bottom: 12px;
  }
  .hero-subtitle {
    font-size: 14px;
    margin-bottom: 22px;
    line-height: 1.55;
    padding: 0 4px;
  }

  /* Search Container */
  .search-container {
    width: 100%;
  }
  .search-input {
    font-size: 14px;
    padding: 13px 16px 13px 42px;
  }
  .search-shortcut {
    display: none; /* No Ctrl+K on phones */
  }

  /* Tools Section Header & Category Filters */
  .tools-section {
    padding: 24px 16px 50px;
  }
  .section-header {
    flex-direction: column;
    align-items: stretch;
    gap: 14px;
    margin-bottom: 20px;
  }
  .section-title {
    font-size: 22px;
  }
  .filter-pills {
    display: flex;
    gap: 8px;
    width: 100%;
    overflow-x: auto;
    flex-wrap: nowrap;
    -webkit-overflow-scrolling: touch;
    padding-bottom: 6px;
    scrollbar-width: none;
  }
  .filter-pills::-webkit-scrollbar {
    display: none;
  }
  .filter-pill {
    white-space: nowrap;
    flex-shrink: 0;
    font-size: 13px;
    padding: 8px 14px;
  }

  /* Tools Grid */
  .tools-grid {
    grid-template-columns: 1fr;
    gap: 14px;
  }
  .tool-card {
    padding: 18px 16px;
    border-radius: 14px;
  }
  .tool-name {
    font-size: 16.5px;
  }
  .tool-desc {
    font-size: 13px;
    line-height: 1.5;
  }

  /* Extension Spotlight */
  .extension-spotlight {
    flex-direction: column;
    padding: 24px 18px;
    gap: 18px;
    text-align: center;
  }
  .spotlight-content {
    text-align: center;
  }
  .spotlight-actions {
    width: 100%;
    justify-content: center;
  }
  .btn-install-spotlight {
    width: 100%;
    justify-content: center;
  }

  /* Trust & Privacy Section */
  .trust-section {
    padding: 40px 16px;
  }
  .trust-container {
    grid-template-columns: 1fr;
    gap: 22px;
  }

  /* Footer */
  .site-footer {
    padding: 36px 16px 20px;
  }
  .footer-container {
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    margin-bottom: 24px;
  }
  .footer-bottom {
    flex-direction: column;
    text-align: center;
    gap: 10px;
  }
}

@media (max-width: 480px) {
  .footer-container {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .announcement-bar {
    font-size: 11.5px;
    padding: 8px 10px;
  }
}

@keyframes mobileMenuSlide {
  from {
    opacity: 0;
    transform: translateY(-6px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Standard Information Pages (About, Contact, Privacy, Terms) */
.page-container {
  max-width: 820px;
  margin: 40px auto;
  padding: 0 20px;
  width: 100%;
}
.page-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 20px;
  padding: 36px;
  box-shadow: var(--shadow-card);
}
@media (max-width: 600px) {
  .page-container {
    margin: 20px auto;
    padding: 0 16px;
  }
  .page-card {
    padding: 22px 18px;
    border-radius: 16px;
  }
}

/* Desktop Side-Gutter Skyscraper Ads (Empty Margin Space on Wide Screens) */
.desktop-gutter-ad {
  position: fixed;
  top: 90px;
  width: 160px;
  height: 600px;
  z-index: 90;
  display: flex;
  flex-direction: column;
}

.gutter-ad-left {
  left: max(12px, calc((100vw - 1240px) / 2 - 175px));
}

.gutter-ad-right {
  right: max(12px, calc((100vw - 1240px) / 2 - 175px));
}

.gutter-ad-box {
  width: 160px;
  height: 600px;
  background: var(--bg-card);
  border: 1px dashed var(--border-color);
  border-radius: 12px;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 14px 10px;
  text-align: center;
  box-sizing: border-box;
}

.gutter-ad-box .ad-tag {
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--brand-blue);
  background: var(--brand-blue-light);
  padding: 2px 8px;
  border-radius: 999px;
  margin-bottom: 8px;
}

.gutter-ad-box .ad-text {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 4px;
}

.gutter-ad-box .ad-note {
  font-size: 10px;
  color: var(--text-muted);
}

/* Hide on screens where side gutters are too narrow to avoid overlapping main content */
@media (max-width: 1580px) {
  .desktop-gutter-ad {
    display: none !important;
  }
}

/* Tool Gateway 5-Second Smart Modal */
.tool-gateway-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(15, 23, 42, 0.7);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 10000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.tool-gateway-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 20px;
  max-width: 480px;
  width: 100%;
  padding: 26px;
  box-shadow: 0 20px 45px -10px rgba(0, 0, 0, 0.3);
  display: flex;
  flex-direction: column;
  gap: 16px;
  animation: modalScaleUp 0.22s cubic-bezier(0.16, 1, 0.3, 1);
}

.gateway-top {
  display: flex;
  align-items: center;
  gap: 14px;
}

.gateway-spinner {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: var(--brand-blue-light);
  color: var(--brand-blue);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.spin-icon {
  animation: spinSlow 1.2s linear infinite;
}

@keyframes spinSlow {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

@keyframes modalScaleUp {
  from { opacity: 0; transform: scale(0.95); }
  to { opacity: 1; transform: scale(1); }
}

.gateway-sponsor-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 14px;
  padding: 16px 18px;
}

.gateway-sponsor-link-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: #10b981;
  color: #fff;
  font-weight: 700;
  font-size: 13.5px;
  padding: 11px 18px;
  border-radius: 10px;
  text-decoration: none;
  transition: all 0.15s ease;
  box-shadow: 0 2px 6px rgba(16, 185, 129, 0.25);
}

.gateway-sponsor-link-btn:hover {
  background: #059669;
  transform: translateY(-1px);
}

.gateway-progress-track {
  width: 100%;
  height: 8px;
  background: var(--border-subtle);
  border-radius: 999px;
  overflow: hidden;
}

.gateway-progress-bar {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--brand-blue), #3b82f6);
  border-radius: 999px;
  transition: width 0.1s linear;
}

.gateway-footer {
  display: flex;
  justify-content: flex-end;
}

.gateway-continue-btn {
  background: transparent;
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  font-size: 13px;
  font-weight: 600;
  padding: 8px 16px;
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.15s ease;
}

.gateway-continue-btn:hover {
  background: var(--bg-secondary);
  border-color: var(--border-color-hover);
}

/* ============================================================
   Desktop Skyscraper Gutter Affiliate System (1280px+ Screens)
   ============================================================ */
.tool-page-wrapper {
  max-width: 1400px;
  margin: 0 auto;
  padding: 20px 16px 40px;
  display: flex;
  justify-content: center;
  align-items: flex-start;
  gap: 24px;
  width: 100%;
}

.tool-page-wrapper > .short-app,
.tool-page-wrapper > .qr-app,
.tool-page-wrapper > .tool-container,
.tool-page-wrapper > main {
  flex: 1;
  max-width: 860px;
  min-width: 0;
  margin: 0;
  padding: 0;
}

.desktop-gutter-sidebar {
  display: none;
  width: 190px;
  flex-shrink: 0;
  position: sticky;
  top: 92px;
  z-index: 10;
}

@media (min-width: 1300px) {
  .desktop-gutter-sidebar {
    display: flex;
    flex-direction: column;
    gap: 16px;
  }
}

.gutter-sponsor-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 14px;
  padding: 16px 14px;
  box-shadow: var(--shadow-xs);
  text-decoration: none;
  color: var(--text-primary);
  display: flex;
  flex-direction: column;
  transition: all 0.2s ease;
  position: relative;
  overflow: hidden;
}

.gutter-sponsor-card:hover {
  transform: translateY(-2px);
  border-color: var(--brand-blue);
  box-shadow: var(--shadow-sm);
}

.gutter-sponsor-badge {
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-muted);
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 4px;
}

.gutter-sponsor-icon {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: var(--brand-blue-light);
  color: var(--brand-blue);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 10px;
  font-size: 20px;
}

.gutter-sponsor-title {
  font-size: 13.5px;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.35;
  margin-bottom: 4px;
}

.gutter-sponsor-desc {
  font-size: 11.5px;
  color: var(--text-secondary);
  line-height: 1.45;
  margin-bottom: 12px;
}

.gutter-sponsor-tag {
  display: inline-block;
  font-size: 10.5px;
  font-weight: 700;
  color: #059669;
  background: #ecfdf5;
  border: 1px solid #a7f3d0;
  padding: 2px 6px;
  border-radius: 4px;
  margin-bottom: 10px;
  width: fit-content;
}

[data-theme="dark"] .gutter-sponsor-tag {
  background: rgba(5, 150, 105, 0.15);
  border-color: rgba(5, 150, 105, 0.3);
  color: #34d399;
}

.gutter-sponsor-cta {
  background: var(--brand-blue);
  color: #ffffff;
  padding: 8px 12px;
  border-radius: 8px;
  font-size: 11.5px;
  font-weight: 700;
  text-align: center;
  margin-top: auto;
  transition: background 0.15s ease;
  display: block;
}

.gutter-sponsor-card:hover .gutter-sponsor-cta {
  background: var(--brand-blue-hover);
}

/* ==========================================================================
   Mobile-First Touch Usability & Responsive Enhancements (320px - 768px)
   ========================================================================== */
@media (max-width: 768px) {
  /* Enforce min-height 44px on primary buttons and inputs for comfortable touch */
  button, 
  .btn-action,
  .btn-download-primary,
  .btn-download-secondary,
  .tool-btn,
  .scam-btn,
  .form-input,
  .media-input,
  .s-btn {
    min-height: 44px;
  }

  /* Prevent horizontal cut-offs on small mobile screens */
  .container,
  .main-card,
  .media-card,
  .totp-card,
  .pwd-card,
  .editor-wrapper,
  .tool-page-wrapper {
    max-width: 100% !important;
    box-sizing: border-box !important;
  }

  /* Ensure pre, code, and long URLs wrap properly */
  pre, code, .pwd-text, .totp-digits {
    word-break: break-word;
    overflow-wrap: break-word;
  }

  /* Ensure side gutters never render on mobile / tablet */
  .desktop-gutter-sidebar {
    display: none !important;
  }
}

/* ==========================================================================
   iLovePDF-Style Clean Display Ad Banner Component (Google Display Format)
   ========================================================================== */
.display-ad-wrapper {
  max-width: 768px;
  margin: 32px auto 24px;
  padding: 0 16px;
  box-sizing: border-box;
}

.display-ad-card {
  display: flex;
  align-items: center;
  background: #ffffff;
  border: 1px solid #e2e8f0;
  border-radius: 8px;
  padding: 10px 14px;
  position: relative;
  text-decoration: none;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05), 0 1px 2px rgba(0, 0, 0, 0.03);
  transition: all 0.18s ease;
  overflow: hidden;
  cursor: pointer;
  box-sizing: border-box;
}

.display-ad-card:hover {
  border-color: #cbd5e1;
  box-shadow: 0 6px 16px -2px rgba(0, 0, 0, 0.08);
  transform: translateY(-1px);
}

[data-theme="dark"] .display-ad-card {
  background: #1e293b;
  border-color: #334155;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

[data-theme="dark"] .display-ad-card:hover {
  border-color: #475569;
  box-shadow: 0 8px 20px -2px rgba(0, 0, 0, 0.45);
}

.ad-choices-pill {
  position: absolute;
  top: 3px;
  right: 6px;
  display: inline-flex;
  align-items: center;
  gap: 3px;
  color: #94a3b8;
  font-size: 10px;
  font-weight: 600;
  line-height: 1;
  pointer-events: none;
}
.ad-choices-pill svg {
  fill: #3b82f6;
}

.display-ad-media {
  width: 92px;
  height: 64px;
  background: linear-gradient(135deg, #1e40af 0%, #2563eb 50%, #0284c7 100%);
  border-radius: 6px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  padding: 4px;
  flex-shrink: 0;
  margin-right: 14px;
  position: relative;
  overflow: hidden;
  box-shadow: 0 2px 6px rgba(37, 99, 235, 0.25);
}

.display-ad-media.media-vpn {
  background: linear-gradient(135deg, #047857 0%, #10b981 50%, #06b6d4 100%);
  box-shadow: 0 2px 6px rgba(16, 185, 129, 0.25);
}

.display-ad-media-tag {
  font-size: 7.5px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  background: rgba(255, 255, 255, 0.22);
  padding: 1px 5px;
  border-radius: 3px;
  margin-bottom: 2px;
}

.display-ad-media-title {
  font-size: 9.5px;
  font-weight: 800;
  letter-spacing: -0.2px;
  text-align: center;
  line-height: 1.1;
  margin-top: 2px;
}

.display-ad-body {
  flex: 1;
  min-width: 0;
  padding-right: 12px;
}

.display-ad-title {
  font-size: 14.5px;
  font-weight: 700;
  color: #0f172a;
  line-height: 1.2;
  margin-bottom: 2px;
}

[data-theme="dark"] .display-ad-title {
  color: #f8fafc;
}

.display-ad-desc {
  font-size: 12px;
  color: #475569;
  line-height: 1.35;
  margin-bottom: 3px;
}

[data-theme="dark"] .display-ad-desc {
  color: #94a3b8;
}

.display-ad-highlight {
  color: #e11d48;
  font-weight: 600;
}

[data-theme="dark"] .display-ad-highlight {
  color: #fb7185;
}

.display-ad-meta {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 11px;
  color: #64748b;
}

[data-theme="dark"] .display-ad-meta {
  color: #94a3b8;
}

.display-ad-meta .sponsor-brand {
  font-weight: 600;
  color: #334155;
}

[data-theme="dark"] .display-ad-meta .sponsor-brand {
  color: #cbd5e1;
}

.display-ad-meta .ad-dot {
  opacity: 0.4;
}

.display-ad-meta .verified-tick {
  color: #059669;
  font-weight: 600;
}

.display-ad-action {
  padding-left: 14px;
  border-left: 1px solid #f1f5f9;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

[data-theme="dark"] .display-ad-action {
  border-left-color: #334155;
}

.display-ad-btn {
  color: #e11d48;
  font-weight: 700;
  font-size: 13.5px;
  display: inline-flex;
  align-items: center;
  gap: 3px;
  padding: 6px 12px;
  border-radius: 6px;
  transition: all 0.15s ease;
  white-space: nowrap;
}

.display-ad-card:hover .display-ad-btn {
  color: #be123c;
  background: #fff1f2;
}

[data-theme="dark"] .display-ad-btn {
  color: #fb7185;
}

[data-theme="dark"] .display-ad-card:hover .display-ad-btn {
  background: rgba(244, 63, 94, 0.15);
  color: #fda4af;
}

@media (max-width: 640px) {
  .display-ad-card {
    flex-wrap: wrap;
    padding: 10px;
  }
  .display-ad-media {
    width: 58px;
    height: 58px;
    margin-right: 10px;
  }
  .display-ad-action {
    width: 100%;
    border-left: none;
    border-top: 1px solid #f1f5f9;
    padding-left: 0;
    padding-top: 6px;
    margin-top: 6px;
    justify-content: flex-end;
  }
  [data-theme="dark"] .display-ad-action {
    border-top-color: #334155;
  }
}