/* =============================================
   PLIX.TOOLS — Main Stylesheet
   ============================================= */

:root {
  --primary: #6366f1;
  --primary-dark: #4f46e5;
  --primary-light: #e0e7ff;
  --secondary: #8b5cf6;
  --accent: #06b6d4;
  --gradient: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
  --gradient-hero: linear-gradient(135deg, #4f46e5 0%, #7c3aed 50%, #06b6d4 100%);
  --bg: #f8fafc;
  --bg-dark: #f1f5f9;
  --card-bg: #ffffff;
  --text: #1e293b;
  --text-muted: #64748b;
  --border: #e2e8f0;
  --border-light: #f1f5f9;
  --success: #10b981;
  --warning: #f59e0b;
  --error: #ef4444;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.06), 0 1px 2px rgba(0,0,0,0.04);
  --shadow: 0 4px 16px rgba(0,0,0,0.08);
  --shadow-lg: 0 10px 40px rgba(0,0,0,0.12);
  --shadow-primary: 0 8px 24px rgba(99,102,241,0.25);
  --radius: 12px;
  --radius-lg: 20px;
  --radius-full: 9999px;
  --transition: all 0.2s ease;
  --nav-height: 64px;
}

/* ============================================
   LUCIDE ICONS
   ============================================ */
.lucide {
  width: 1em;
  height: 1em;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
  fill: none;
  display: inline-block;
  vertical-align: middle;
  flex-shrink: 0;
}
.tool-icon .lucide    { width: 26px; height: 26px; }
.feature-icon .lucide { width: 30px; height: 30px; color: white; }
.nav-logo-icon .lucide{ width: 18px; height: 18px; color: white; }
.drop-zone-icon .lucide { width: 52px; height: 52px; color: var(--primary); margin-bottom: 4px; }
.btn .lucide          { width: 16px; height: 16px; }
.step-num .lucide     { width: 16px; height: 16px; }
.related-tool-item .lucide { width: 18px; height: 18px; }
.footer-col .lucide   { width: 14px; height: 14px; }
h1 .lucide            { width: 0.8em; height: 0.8em; vertical-align: text-bottom; }
h2 .lucide            { width: 0.85em; height: 0.85em; vertical-align: text-bottom; }

/* ---- Reset & Base ---- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  font-size: 15px;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
button { cursor: pointer; font-family: inherit; }
input, select, textarea { font-family: inherit; }

/* ---- Typography ---- */
h1, h2, h3, h4, h5 { line-height: 1.3; font-weight: 700; }
h1 { font-size: clamp(2rem, 5vw, 3.2rem); }
h2 { font-size: clamp(1.5rem, 3vw, 2.2rem); }
h3 { font-size: 1.25rem; }
p { color: var(--text-muted); }

/* ============================================
   NAVIGATION
   ============================================ */
.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
  height: var(--nav-height);
  display: flex;
  align-items: center;
}
.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 1.25rem;
  color: var(--text);
  white-space: nowrap;
}
.nav-logo-icon {
  width: 36px;
  height: 36px;
  background: var(--gradient);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
}
.nav-logo span { color: var(--primary); }
.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
  list-style: none;
}
.nav-links a {
  padding: 6px 14px;
  border-radius: var(--radius-full);
  color: var(--text-muted);
  font-size: 0.9rem;
  font-weight: 500;
  transition: var(--transition);
}
.nav-links a:hover, .nav-links a.active {
  color: var(--primary);
  background: var(--primary-light);
}
.nav-menu-btn {
  display: none;
  background: none;
  border: none;
  padding: 6px;
  color: var(--text);
  cursor: pointer;
}
.nav-menu-btn .lucide { width: 22px; height: 22px; }

/* ── Navbar Dropdown ── */
.nav-dropdown { position: relative; }
.nav-dropdown-trigger {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 6px 14px;
  border-radius: var(--radius-full);
  color: var(--text-muted);
  font-size: 0.9rem;
  font-weight: 500;
  transition: var(--transition);
  cursor: pointer;
  border: none;
  background: none;
  font-family: inherit;
  position: relative;  /* needed for ::after bridge */
}
.nav-dropdown-trigger .lucide { width: 14px; height: 14px; transition: transform 0.2s; }
.nav-dropdown:hover .nav-dropdown-trigger,
.nav-dropdown:focus-within .nav-dropdown-trigger,
.nav-dropdown-trigger.active {
  color: var(--primary);
  background: var(--primary-light);
}
.nav-dropdown:hover .nav-dropdown-trigger .lucide:last-child,
.nav-dropdown:focus-within .nav-dropdown-trigger .lucide:last-child { transform: rotate(180deg); }
/* invisible bridge below trigger covers the 4px gap + some extra */
.nav-dropdown-trigger::after {
  content: '';
  position: absolute;
  bottom: -14px;
  left: 0;
  right: 0;
  height: 14px;
}
.nav-dropdown-menu {
  position: absolute;
  top: 100%;
  left: 0;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  min-width: 210px;
  padding: 8px;
  padding-top: 10px;        /* small bridge above content */
  margin-top: 4px;          /* small gap below trigger */
  z-index: 200;
  /* use opacity+visibility so transition-delay works */
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: translateY(4px);
  transition:
    opacity 0.15s ease,
    visibility 0.15s ease,
    transform 0.15s ease;
  /* delay hide so mouse can travel from trigger to menu */
  transition-delay: 0.12s;
}
.nav-dropdown:hover .nav-dropdown-menu,
.nav-dropdown:focus-within .nav-dropdown-menu {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateY(0);
  transition-delay: 0s;     /* show instantly */
}
.nav-dropdown-menu a {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 9px 12px;
  border-radius: var(--radius);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text);
  transition: var(--transition);
}
.nav-dropdown-menu a:hover { background: var(--primary-light); color: var(--primary); }
.nav-dropdown-menu a .lucide { width: 15px; height: 15px; color: var(--primary); flex-shrink: 0; }
.nav-dropdown-divider { height: 1px; background: var(--border); margin: 4px 0; }
.nav-dropdown-label {
  padding: 4px 12px 2px;
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
  background: var(--gradient-hero);
  padding: 80px 24px 100px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.04'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}
.hero-inner {
  max-width: 800px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.hero-badge .lucide { width: 14px; height: 14px; }
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(255,255,255,0.15);
  border: 1px solid rgba(255,255,255,0.25);
  color: white;
  padding: 6px 16px;
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 500;
  margin-bottom: 24px;
  backdrop-filter: blur(8px);
}
.hero h1 {
  color: white;
  font-size: clamp(2rem, 5vw, 3.2rem);
  margin-bottom: 16px;
  line-height: 1.2;
}
.hero h1 span {
  background: linear-gradient(135deg, #fde68a, #fbbf24);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero p {
  color: rgba(255,255,255,0.8);
  font-size: 1.15rem;
  margin-bottom: 36px;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}
.hero-search {
  display: flex;
  gap: 0;
  max-width: 520px;
  margin: 0 auto 40px;
  background: var(--card-bg);
  border-radius: var(--radius-full);
  padding: 6px;
  box-shadow: var(--shadow-lg);
}
.hero-search input {
  flex: 1;
  border: none;
  outline: none;
  padding: 10px 16px;
  font-size: 0.95rem;
  background: transparent;
  color: var(--text);
}
.hero-search input::placeholder { color: var(--text-muted); }
.hero-search button {
  background: var(--gradient);
  color: white;
  border: none;
  padding: 10px 24px;
  border-radius: var(--radius-full);
  font-weight: 600;
  font-size: 0.9rem;
  transition: var(--transition);
  display: flex;
  align-items: center;
  gap: 6px;
  white-space: nowrap;
}
.hero-search button .lucide { width: 15px; height: 15px; }
.hero-search button:hover { opacity: 0.9; transform: scale(0.98); }
.hero-stats {
  display: flex;
  justify-content: center;
  gap: 32px;
  flex-wrap: wrap;
}
.hero-stat {
  color: rgba(255,255,255,0.9);
  font-size: 0.9rem;
  display: flex;
  align-items: center;
  gap: 6px;
}
.hero-stat strong {
  color: white;
  font-size: 1.1rem;
  font-weight: 700;
}

/* ============================================
   AD BANNER PLACEHOLDER
   ============================================ */
.ad-banner {
  display: block;
  background: var(--bg-dark);
  border-radius: var(--radius);
  overflow: hidden;
  position: relative;
}
/* AdSense policy: ads must be clearly labelled */
.ad-banner::before {
  content: 'Advertisement';
  display: block;
  text-align: center;
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
  padding: 4px 0 2px;
  opacity: 0.7;
}
/* When AdSense ins is empty (not yet filled / loading) show subtle placeholder */
.ad-banner ins.adsbygoogle:empty,
.ad-banner ins.adsbygoogle[data-ad-slot='__SLOT_ID__'] {
  display: flex !important;
  align-items: center;
  justify-content: center;
  background: var(--bg-dark);
  border: 2px dashed var(--border);
  border-radius: var(--radius);
  color: var(--text-muted);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-family: inherit;
}
.ad-banner ins.adsbygoogle[data-ad-slot='__SLOT_ID__']::before {
  content: 'Ad';
}
/* Correct sizing */
.ad-banner-top {
  width: 100%;
  min-height: 90px;
  max-width: 728px;
  margin: 20px auto;
}
.ad-banner-inline {
  width: 100%;
  min-height: 90px;
  margin: 24px 0;
}
.ad-banner-side {
  width: 100%;
  min-height: 250px;
}
.ad-banner-top {
  height: 90px;
  max-width: 728px;
  margin: 24px auto;
}
.ad-banner-side {
  height: 250px;
  width: 300px;
}
.ad-banner-inline {
  height: 100px;
  margin: 24px 0;
}

/* ============================================
   MAIN CONTAINER
   ============================================ */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ============================================
   SECTION
   ============================================ */
.section {
  padding: 64px 0;
}
.section-header {
  text-align: center;
  margin-bottom: 48px;
}
.section-header h2 { margin-bottom: 12px; }
.section-header p { max-width: 520px; margin: 0 auto; font-size: 1.05rem; }
.section-tag {
  display: inline-block;
  background: var(--primary-light);
  color: var(--primary);
  padding: 4px 14px;
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 12px;
}

/* ============================================
   CATEGORIES
   ============================================ */
.categories {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  justify-content: center;
  margin-bottom: 40px;
}
.category-btn {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: var(--radius-full);
  border: 2px solid var(--border);
  background: var(--card-bg);
  color: var(--text-muted);
  font-size: 0.9rem;
  font-weight: 500;
  transition: var(--transition);
  cursor: pointer;
}
.category-btn:hover, .category-btn.active {
  border-color: var(--primary);
  background: var(--primary-light);
  color: var(--primary);
}
.category-btn .lucide { width: 16px; height: 16px; }
.category-btn span { font-size: 1.1rem; }

/* ============================================
   TOOLS GRID
   ============================================ */
.tools-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 20px;
}
.tool-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  gap: 12px;
  cursor: pointer;
  position: relative;
  overflow: hidden;
}
.tool-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: var(--gradient);
  opacity: 0;
  transition: var(--transition);
}
.tool-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary-light);
}
.tool-card:hover::before { opacity: 1; }
.tool-icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  flex-shrink: 0;
}
.tool-card-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 8px;
}
.tool-badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: var(--radius-full);
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  white-space: nowrap;
}
.badge-hot { background: #fef3c7; color: #d97706; }
.badge-new { background: #d1fae5; color: #059669; }
.badge-popular { background: var(--primary-light); color: var(--primary); }
.tool-card h3 { font-size: 1rem; color: var(--text); margin: 0; }
.tool-card p { font-size: 0.85rem; color: var(--text-muted); margin: 0; flex: 1; }
.tool-card-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--primary);
  font-size: 0.85rem;
  font-weight: 600;
  transition: var(--transition);
  margin-top: auto;
}
.tool-card:hover .tool-card-link { gap: 10px; }

/* Pagination */
.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 28px 0 8px;
  flex-wrap: wrap;
}
.page-btn {
  min-width: 40px; height: 40px;
  padding: 0 8px;
  border: 2px solid var(--border);
  border-radius: var(--radius);
  background: var(--card-bg);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-muted);
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  font-family: inherit;
}
.page-btn:hover:not(:disabled) {
  border-color: var(--primary);
  color: var(--primary);
  background: var(--primary-light);
}
.page-btn.active {
  background: var(--gradient);
  border-color: var(--primary);
  color: white;
  cursor: default;
}
.page-btn:disabled {
  opacity: 0.35;
  cursor: not-allowed;
}
.page-btn .lucide { width: 16px; height: 16px; }
.page-ellipsis {
  color: var(--text-muted);
  font-size: 0.9rem;
  padding: 0 2px;
  line-height: 40px;
}

/* Category colors */
.icon-blue { background: #dbeafe; }
.icon-purple { background: #ede9fe; }
.icon-green { background: #d1fae5; }
.icon-orange { background: #ffedd5; }
.icon-pink { background: #fce7f3; }
.icon-cyan { background: #cffafe; }
.icon-yellow { background: #fef9c3; }
.icon-red { background: #fee2e2; }

/* ============================================
   FEATURES SECTION
   ============================================ */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 24px;
}
.feature-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  text-align: center;
  transition: var(--transition);
}
.feature-card:hover { box-shadow: var(--shadow); transform: translateY(-2px); }
.feature-icon {
  width: 60px;
  height: 60px;
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  margin: 0 auto 16px;
  background: var(--gradient);
}
.feature-card h3 { font-size: 1rem; margin-bottom: 8px; }
.feature-card p { font-size: 0.875rem; }

/* ============================================
   FOOTER
   ============================================ */
.footer {
  background: #0f172a;
  color: rgba(255,255,255,0.7);
  padding: 60px 0 24px;
  width: 100%;
  box-sizing: border-box;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1fr 1fr 1fr 1fr;
  gap: 28px;
  margin-bottom: 48px;
}
.footer-brand { grid-column: 1; }
.footer-divider {
  grid-column: 1 / -1;
  height: 1px;
  background: rgba(255,255,255,0.08);
  margin: 4px 0;
}
.footer-brand .nav-logo { color: white; margin-bottom: 16px; }
.footer-brand p { font-size: 0.9rem; line-height: 1.7; }
.footer-col h3 {
  color: white;
  font-size: 0.9rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 16px;
}
.footer-col ul { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.footer-col a {
  font-size: 0.875rem;
  color: rgba(255,255,255,0.6);
  transition: var(--transition);
}
.footer-col a:hover { color: white; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  font-size: 0.85rem;
}
.footer-bottom a { color: rgba(255,255,255,0.6); }
.footer-bottom a:hover { color: white; }

/* ============================================
   TOOL PAGE LAYOUT
   ============================================ */
.tool-page {
  min-height: calc(100vh - var(--nav-height));
}
.tool-page-header {
  background: var(--gradient-hero);
  padding: 48px 24px;
  text-align: center;
  color: white;
}
.tool-page-header h1 { color: white; font-size: clamp(1.6rem, 3vw, 2.2rem); margin-bottom: 8px; }
.tool-page-header p { color: rgba(255,255,255,0.8); font-size: 1rem; }
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  justify-content: center;
  margin-bottom: 16px;
  font-size: 0.85rem;
  color: rgba(255,255,255,0.7);
}
.breadcrumb a { color: rgba(255,255,255,0.7); transition: var(--transition); }
.breadcrumb a:hover { color: white; }
.breadcrumb span { font-size: 0.7rem; }

.tool-page-body {
  padding: 40px 24px;
  max-width: 1200px;
  margin: 0 auto;
}
.tool-layout {
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: 32px;
  align-items: start;
}
.tool-main { display: flex; flex-direction: column; gap: 24px; }
.tool-sidebar { display: flex; flex-direction: column; gap: 24px; }

/* Tool Box */
.tool-box {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow-sm);
}
.tool-box h2 { font-size: 1.1rem; margin-bottom: 24px; color: var(--text); }

/* Drop Zone */
.drop-zone {
  border: 2px dashed var(--border);
  border-radius: var(--radius-lg);
  padding: 48px 24px;
  text-align: center;
  cursor: pointer;
  transition: var(--transition);
  background: var(--bg);
}
.drop-zone:hover, .drop-zone.drag-over {
  border-color: var(--primary);
  background: var(--primary-light);
}
.drop-zone-icon { font-size: 3rem; margin-bottom: 12px; }
.drop-zone h3, .drop-zone h2 { font-size: 1.1rem; color: var(--text); margin-bottom: 8px; }
.drop-zone p { font-size: 0.875rem; margin-bottom: 16px; }
.drop-zone input[type="file"] { display: none; }
.drop-zone-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--gradient);
  color: white;
  border: none;
  padding: 10px 24px;
  border-radius: var(--radius-full);
  font-weight: 600;
  font-size: 0.9rem;
  transition: var(--transition);
}
.drop-zone-btn:hover { opacity: 0.9; transform: translateY(-1px); }

/* Result Box */
.result-box {
  display: none;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px;
}
.result-box.show { display: block; }
.result-preview img {
  max-width: 100%;
  border-radius: var(--radius);
  margin-bottom: 16px;
}
.result-info {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 16px;
}
.result-stat {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 12px 16px;
  text-align: center;
  flex: 1;
  min-width: 100px;
  overflow: hidden;
}
.result-stat .value {
  overflow-wrap: anywhere;
  word-break: break-all;
}
.result-stat .label { font-size: 0.75rem; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.05em; }
.result-stat .value {
  font-size: clamp(0.9rem, 2.5vw, 1.1rem);
  font-weight: 700;
  color: var(--text);
  word-break: break-all;
  overflow-wrap: anywhere;
  line-height: 1.3;
}
.result-stat .value.success { color: var(--success); }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 28px;
  border-radius: var(--radius-full);
  font-weight: 600;
  font-size: 0.95rem;
  border: none;
  transition: var(--transition);
  cursor: pointer;
}
.btn-primary {
  background: var(--gradient);
  color: white;
  box-shadow: var(--shadow-primary);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 12px 30px rgba(99,102,241,0.35); }
.btn-secondary {
  background: var(--card-bg);
  color: var(--primary);
  border: 2px solid var(--primary);
}
.btn-secondary:hover { background: var(--primary-light); }
.btn-success {
  background: linear-gradient(135deg, #10b981, #059669);
  color: white;
  box-shadow: 0 4px 12px rgba(16,185,129,0.3);
}
.btn-success:hover { transform: translateY(-2px); }
.btn-lg { padding: 14px 36px; font-size: 1rem; }
.btn-full { width: 100%; }
.btn-group { display: flex; gap: 12px; flex-wrap: wrap; }
.btn:disabled { opacity: 0.6; cursor: not-allowed; transform: none !important; }

/* Form Elements */
.form-group { margin-bottom: 20px; }
.form-group label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 8px;
}
.form-group input, .form-group select, .form-group textarea {
  width: 100%;
  padding: 12px 16px;
  border: 2px solid var(--border);
  border-radius: var(--radius);
  font-size: 0.95rem;
  color: var(--text);
  background: var(--input-bg);
  transition: var(--transition);
  outline: none;
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-light);
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.range-group label {
  display: flex;
  justify-content: space-between;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 8px;
}
input[type="range"] {
  width: 100%;
  accent-color: var(--primary);
  height: 6px;
  margin: 8px 0;
}

/* Progress Bar */
.progress {
  height: 6px;
  background: var(--border);
  border-radius: var(--radius-full);
  overflow: hidden;
  margin: 12px 0;
}
.progress-bar {
  height: 100%;
  background: var(--gradient);
  border-radius: var(--radius-full);
  transition: width 0.3s ease;
}

/* Info Cards in Sidebar */
.info-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px;
}
.info-card h3, .info-card h2 { font-size: 0.95rem; margin-bottom: 12px; }
.info-card ul { list-style: none; display: flex; flex-direction: column; gap: 8px; }
.info-card li {
  font-size: 0.85rem;
  color: var(--text-muted);
  display: flex;
  align-items: flex-start;
  gap: 8px;
}
.info-card li::before { content: '✓'; color: var(--success); font-weight: 700; flex-shrink: 0; }

/* Related Tools */
.related-tools { display: flex; flex-direction: column; gap: 8px; }
.related-tool-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--bg);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text);
  transition: var(--transition);
}
.related-tool-item:hover { border-color: var(--primary); background: var(--primary-light); color: var(--primary); }
.related-tool-item span:first-child { font-size: 1.1rem; }

/* How To Steps */
.steps { display: flex; flex-direction: column; gap: 16px; }
.step {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}
.step-num {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--gradient);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.9rem;
  flex-shrink: 0;
}
.step-content h4, .step-content h3 { font-size: 0.95rem; margin-bottom: 4px; }
.step-content p { font-size: 0.85rem; }

/* Calculator specific */
.calc-result {
  background: linear-gradient(135deg, var(--primary-light), #f0fdf4);
  border: 2px solid var(--primary);
  border-radius: var(--radius-lg);
  padding: 24px;
  text-align: center;
  display: none;
}
.calc-result.show { display: block; }
.calc-result .result-value {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--primary);
  margin-bottom: 4px;
}
.calc-result .result-label { font-size: 0.9rem; color: var(--text-muted); }
.calc-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

/* Color Picker specific */
.color-swatches {
  display: grid;
  grid-template-columns: repeat(8, 1fr);
  gap: 8px;
  margin: 16px 0;
}
.color-swatch {
  aspect-ratio: 1;
  border-radius: 8px;
  cursor: pointer;
  border: 2px solid transparent;
  transition: var(--transition);
}
.color-swatch:hover { transform: scale(1.1); border-color: white; box-shadow: var(--shadow); }
.color-display {
  height: 120px;
  border-radius: var(--radius-lg);
  margin-bottom: 16px;
  transition: background-color 0.2s;
  border: 1px solid var(--border);
}
.color-values { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.color-value {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 12px;
}
.color-value label { font-size: 0.75rem; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.05em; display: block; margin-bottom: 4px; }
.color-value input {
  width: 100%;
  border: none;
  background: transparent;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text);
  outline: none;
}

/* Toast notification */
.toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background: var(--text);
  color: white;
  padding: 14px 20px;
  border-radius: var(--radius);
  font-size: 0.9rem;
  font-weight: 500;
  box-shadow: var(--shadow-lg);
  z-index: 9999;
  opacity: 0;
  transform: translateY(16px);
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
  gap: 10px;
}
.toast.show { opacity: 1; transform: translateY(0); }
.toast.success { background: var(--success); }
.toast.error { background: var(--error); }

/* Loading spinner */
.spinner {
  width: 20px;
  height: 20px;
  border: 2px solid rgba(255,255,255,0.3);
  border-top-color: white;
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
  display: inline-block;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* No results */
.no-results {
  text-align: center;
  padding: 60px 24px;
  display: none;
}
.no-results.show { display: block; }
.no-results .icon { font-size: 3rem; margin-bottom: 16px; }
.no-results h3 { color: var(--text); margin-bottom: 8px; }

/* ============================================
   TOOL KNOWLEDGE SECTION
   ============================================ */
.tool-knowledge {
  padding: 48px 24px;
  background: var(--bg-dark);
  border-top: 1px solid var(--border);
}
.tool-knowledge .container { max-width: 1200px; margin: 0 auto; }

/* Did You Know facts */
.facts-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 16px;
  margin-bottom: 48px;
}
.fact-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 22px 20px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.fact-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: var(--gradient);
}
.fact-card:hover { box-shadow: var(--shadow); transform: translateY(-2px); }
.fact-stat {
  font-size: clamp(1.6rem, 4vw, 2.4rem);
  font-weight: 800;
  color: var(--primary);
  line-height: 1;
  margin-bottom: 6px;
}
.fact-label { font-size: 0.82rem; font-weight: 700; color: var(--text); margin-bottom: 6px; }
.fact-desc { font-size: 0.8rem; color: var(--text-muted); line-height: 1.6; }

/* Quick Reference table */
.reference-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
  margin-top: 12px;
}
.reference-table th {
  background: var(--primary);
  color: white;
  padding: 10px 14px;
  text-align: left;
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.reference-table td {
  padding: 10px 14px;
  border-bottom: 1px solid var(--border-light);
  vertical-align: top;
}
.reference-table tr:nth-child(even) td { background: var(--bg); }
.reference-table tr:hover td { background: var(--primary-light); }
.reference-table code {
  font-family: monospace;
  background: var(--bg-dark);
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 0.82rem;
}

/* Common Mistakes */
.mistakes-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.mistake-item {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  padding: 14px 16px;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  border-left: 4px solid var(--error);
  transition: var(--transition);
}
.mistake-item:hover { box-shadow: var(--shadow-sm); }
.mistake-item .mi-icon {
  flex-shrink: 0;
  width: 32px; height: 32px;
  background: #fef2f2;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
}
.mistake-item .mi-icon .lucide { width: 16px; height: 16px; color: var(--error); }
.mistake-item .mi-title { font-weight: 700; font-size: 0.9rem; margin-bottom: 3px; }
.mistake-item .mi-desc { font-size: 0.82rem; color: var(--text-muted); line-height: 1.5; }
.mistake-item .mi-fix {
  margin-top: 6px;
  font-size: 0.8rem;
  color: var(--success);
  font-weight: 600;
  display: flex; align-items: center; gap: 4px;
}

/* Two-col knowledge layout */
.knowledge-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  margin-bottom: 48px;
}
@media (max-width: 768px) { .knowledge-grid { grid-template-columns: 1fr; } }

/* ============================================
   TOOL DESCRIPTION SECTION
   ============================================ */
.tool-desc-section {
  padding: 48px 24px;
  border-top: 1px solid var(--border);
  background: var(--card-bg);
}
.tool-desc-section .container { max-width: 1200px; margin: 0 auto; }

/* Intro block */
.desc-intro {
  max-width: 800px;
  margin: 0 auto 48px;
  text-align: center;
}
.desc-intro h2 {
  font-size: clamp(1.4rem, 2.5vw, 1.9rem);
  margin-bottom: 12px;
  color: var(--text);
}
.desc-intro p {
  font-size: 1.05rem;
  line-height: 1.8;
  color: var(--text-muted);
}

/* Feature highlights */
.desc-features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 20px;
  margin-bottom: 48px;
}
.desc-feature-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px 20px;
  transition: var(--transition);
}
.desc-feature-card:hover {
  border-color: var(--primary);
  box-shadow: var(--shadow);
  transform: translateY(-2px);
}
.desc-feature-icon {
  width: 44px; height: 44px;
  border-radius: var(--radius);
  background: var(--primary-light);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 14px;
  color: var(--primary);
}
.desc-feature-icon .lucide { width: 22px; height: 22px; }
.desc-feature-card h3 { font-size: 0.95rem; margin-bottom: 6px; }
.desc-feature-card p { font-size: 0.85rem; line-height: 1.6; }

/* Use cases */
.desc-usecases {
  background: linear-gradient(135deg, var(--primary-light) 0%, #f0fdf4 100%);
  border-radius: var(--radius-lg);
  padding: 32px;
  margin-bottom: 48px;
}
.desc-usecases h2 { margin-bottom: 20px; font-size: 1.3rem; }
.desc-usecase-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 14px;
}
.desc-usecase-item {
  background: var(--card-bg);
  border-radius: var(--radius);
  padding: 14px 16px;
  display: flex;
  align-items: flex-start;
  gap: 10px;
  border: 1px solid rgba(99,102,241,0.15);
}
.desc-usecase-item .lucide { width: 18px; height: 18px; color: var(--primary); flex-shrink: 0; margin-top: 1px; }
.desc-usecase-item div { font-size: 0.875rem; }
.desc-usecase-item strong { display: block; font-weight: 700; margin-bottom: 2px; }
.desc-usecase-item span { color: var(--text-muted); font-size: 0.8rem; }

/* FAQ */
.desc-faq { margin-bottom: 48px; }
.desc-faq h2 { margin-bottom: 20px; font-size: 1.3rem; }
.faq-item {
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: 10px;
  transition: var(--transition);
}
.faq-item:hover { border-color: var(--primary); }
.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  cursor: pointer;
  font-size: 0.95rem;
  font-weight: 600;
  background: var(--card-bg);
  user-select: none;
  gap: 12px;
}
.faq-question .lucide { width: 18px; height: 18px; color: var(--primary); flex-shrink: 0; transition: transform 0.3s; }
.faq-item.open .faq-question .lucide { transform: rotate(180deg); }
.faq-answer {
  padding: 0 20px;
  font-size: 0.875rem;
  line-height: 1.7;
  color: var(--text-muted);
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease, padding 0.3s;
  background: var(--bg);
  border-top: 1px solid var(--border);
}
.faq-item.open .faq-answer { max-height: 300px; padding: 16px 20px; }

/* Tips box */
.desc-tips {
  background: var(--text);
  border-radius: var(--radius-lg);
  padding: 28px 32px;
  display: flex;
  gap: 20px;
  align-items: flex-start;
}
.desc-tips-icon {
  width: 48px; height: 48px;
  border-radius: var(--radius);
  background: rgba(255,255,255,0.15);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.desc-tips-icon .lucide { width: 24px; height: 24px; color: #fbbf24; }
.desc-tips-content h3 { color: white; font-size: 1rem; margin-bottom: 8px; }
.desc-tips-content p { color: rgba(255,255,255,0.7); font-size: 0.875rem; line-height: 1.7; margin: 0; }

/* Section title with line */
.desc-section-title {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 24px;
}
.desc-section-title h2 { font-size: 1.3rem; margin: 0; white-space: nowrap; }
.desc-section-title::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--border);
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 1024px) {
  .tool-layout { grid-template-columns: 1fr; }
  .tool-sidebar { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
  .footer-grid { grid-template-columns: 1fr 1fr 1fr 1fr; gap: 24px; }
  .footer-brand { grid-column: 1 / -1; }
  .footer-divider { display: none; }
}

@media (max-width: 960px) {
  .nav-links { display: none; }
  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: var(--nav-height);
    left: 0; right: 0;
    background: var(--card-bg);
    padding: 16px;
    box-shadow: var(--shadow-lg);
    border-bottom: 1px solid var(--border);
    z-index: 99;
  }
  .nav-links.open a { padding: 12px 16px; }
  .nav-menu-btn { display: flex; align-items: center; justify-content: center; }
  .nav-dropdown-menu { position: static; box-shadow: none; border: none; padding: 0 0 0 12px; display: none !important; }
  .nav-dropdown:hover .nav-dropdown-menu { display: none !important; }
  .nav-dropdown.open .nav-dropdown-menu { display: block !important; }
  .hero { padding: 48px 16px 64px; }
  .hero-stats { gap: 16px; }
  .tools-grid { grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); }
  .tool-sidebar { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 20px; }
  .footer-brand { grid-column: 1 / -1; }
  .form-row { grid-template-columns: 1fr; }
  .calc-grid { grid-template-columns: 1fr; }
  .ad-banner-top { height: 60px; }
  .section { padding: 40px 0; }
  .tool-box { padding: 20px; }
}

@media (max-width: 480px) {
  .footer-grid { grid-template-columns: 1fr; }
  .tools-grid { grid-template-columns: 1fr 1fr; }
  .color-swatches { grid-template-columns: repeat(6, 1fr); }
}
/* Global Mobile Fixes */
html, body {
  overflow-x: hidden;
  max-width: 100%;
}
img, canvas, video, iframe {
  max-width: 100%;
  height: auto;
}
.tool-box {
  max-width: 100%;
  overflow-wrap: break-word;
  word-wrap: break-word;
  box-sizing: border-box;
}
pre, code {
  white-space: pre-wrap;
  word-break: break-all;
}
textarea, input, select {
  max-width: 100%;
  box-sizing: border-box;
}




/* HARD MOBILE LAYOUT FIX FOR ALL TOOLS */
@media (max-width: 900px) {
  .tool-layout {
    display: flex !important;
    flex-direction: column !important;
    width: 100% !important;
  }
  .tool-main, .tool-sidebar {
    width: 100% !important;
  }
  /* Ensure the sidebar panels don't stick on mobile and break flow */
  .info-card, .qr-preview-box, .emoji-info-panel, [style*="position: sticky"] {
    position: static !important;
  }
  /* Force tables to be responsive */
  table {
    display: block;
    width: 100%;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }
  /* Force pre/code to break properly */
  pre, code, textarea {
    white-space: pre-wrap !important;
    word-break: break-all !important;
    overflow-wrap: break-word !important;
  }
  /* Color swatches in color-picker */
  .color-swatches {
    grid-template-columns: repeat(auto-fill, minmax(40px, 1fr)) !important;
  }
  .color-row {
    grid-template-columns: 1fr !important; /* Stack color inputs */
  }
}


/* HARD MOBILE FIXES FOR STATS GRIDS */
@media (max-width: 600px) {
  /* Word Counter stats */
  .stats-grid {
    grid-template-columns: repeat(2, 1fr) !important; /* Change from 3 to 2 columns */
  }
  /* Result stats (used in Age Calculator, Number Base, etc.) */
  .result-stat, .stat-card {
    padding: 12px !important;
  }
  .stat-card .num {
    font-size: 1.4rem !important; /* Scale down massive numbers */
  }
  /* Form groups that are side-by-side should stack */
  .form-row, .input-row, .flex-row {
    display: flex !important;
    flex-direction: column !important;
    gap: 12px !important;
  }
  /* Buttons should stack instead of sitting side-by-side */
  .btn-group {
    display: flex !important;
    flex-direction: column !important;
    width: 100% !important;
  }
  .btn-group .btn {
    width: 100% !important;
  }
}
@media (max-width: 400px) {
  /* Really small screens (iPhone SE) */
  .stats-grid {
    grid-template-columns: 1fr !important; /* Change from 2 to 1 column */
  }
}


/* ADDITIONAL GLOBAL MOBILE FIXES FOR TOOL-SPECIFIC GRIDS */
@media (max-width: 600px) {
  /* Age Calculator Stats */
  .age-stats {
    display: grid !important;
    grid-template-columns: repeat(2, 1fr) !important;
  }
  /* JPG to PDF Size Grid */
  .page-size-grid {
    display: grid !important;
    grid-template-columns: repeat(2, 1fr) !important;
  }
  /* Color Picker swatches wrap fix */
  .color-swatches {
    grid-template-columns: repeat(auto-fill, minmax(30px, 1fr)) !important;
  }
  /* Color Picker input columns */
  .color-row {
    grid-template-columns: 1fr !important;
  }
}
@media (max-width: 400px) {
  /* Drop to 1 column for extremely small screens */
  .age-stats, .page-size-grid {
    grid-template-columns: 1fr !important;
  }
}


/* HARD MOBILE FIXES FOR PRE/CODE OVERFLOW */
@media (max-width: 600px) {
  .json-output {
    white-space: pre-wrap !important;
    word-break: break-all !important;
    overflow-x: hidden !important;
  }
}


/* GLOBAL FLEX WRAP FIXES FOR INLINE TABS & BUTTON GROUPS */
@media (max-width: 600px) {
  /* Any inline flex row containing tabs/buttons should wrap */
  div[style*="display:flex"][style*="gap:8px"]:has(> button),
  div[style*="display: flex"][style*="gap: 8px"]:has(> button),
  .qr-tabs {
    flex-wrap: wrap !important;
  }
  /* Ensure category buttons and tabs stretch evenly if wrapped */
  .category-btn, .qr-tab {
    flex: 1 1 auto !important;
    text-align: center;
    justify-content: center;
    padding: 8px !important;
    font-size: 0.8rem !important;
  }
}


/* FINAL MOBILE TWEAKS FOR REMAINING TOOLS */
@media (max-width: 768px) {
  /* Text Encrypt Input/Output Grid */
  .io-grid {
    display: flex !important;
    flex-direction: column !important;
    gap: 16px !important;
  }
  /* Hash Generator & Text Encrypt Mode Tabs */
  .mode-tabs, .algo-grid {
    flex-wrap: wrap !important;
  }
  .mode-tab, .algo-btn {
    flex: 1 1 auto !important;
    text-align: center;
    justify-content: center;
  }
  /* Any un-targeted inline flex buttons should wrap */
  div[style*="display:flex"], div[style*="display: flex"] {
    flex-wrap: wrap; /* Safe fallback */
  }
}


@media (max-width: 768px) {
  .container, .tool-layout, .footer-grid, .tools-grid, .hero {
    
    overflow-x: hidden;
  }
  .tool-box {
    
  }
}


@media (max-width: 768px) {
  
}


/* HARD MOBILE LAYOUT FIX FOR EMOJI PICKER */
@media (max-width: 900px) {
  .emoji-grid {
    grid-template-columns: repeat(auto-fill, minmax(32px, 1fr)) !important;
    gap: 4px !important;
  }
  .emoji-btn {
    font-size: 1.2rem !important;
    padding: 2px !important;
  }
  .cat-tabs {
    flex-wrap: wrap !important;
    justify-content: flex-start;
  }
  .cat-tab {
    flex: 1 1 calc(33.33% - 8px);
    justify-content: center;
    padding: 8px 4px !important;
    font-size: 0.75rem !important;
  }
  .emoji-search-bar {
    flex-direction: column;
    align-items: stretch;
  }
  .emoji-search-bar input {
    width: 100%;
    padding: 8px 0;
  }
}


/* BRUTAL MOBILE OVERRIDE FOR EMOJI PICKER AND ALL TOOLS */
@media screen and (max-width: 900px) {
  .tool-layout,
  div.tool-layout,
  div.tool-layout.adsbygoogle-noplaceholder {
    display: flex !important;
    flex-direction: column !important;
    width: 100% !important;
    max-width: 100% !important;
    overflow-x: hidden !important;
  }
  .tool-main,
  div.tool-main {
    width: 100% !important;
    max-width: 100% !important;
  }
  .tool-sidebar,
  div.tool-sidebar {
    width: 100% !important;
    max-width: 100% !important;
    margin-top: 24px !important;
  }
  .emoji-info-panel,
  div.emoji-info-panel {
    position: relative !important;
    top: 0 !important;
    width: 100% !important;
    max-width: 100% !important;
    margin-top: 0 !important;
    margin-bottom: 24px !important;
  }
}


/* THE REAL FIX FOR EMOJI GRID ON MOBILE */
@media (max-width: 900px) {
  .emoji-grid {
    grid-template-columns: repeat(auto-fill, minmax(32px, 1fr)) !important;
    gap: 4px !important;
    max-height: 250px !important;
  }
  .emoji-btn {
    font-size: 1.2rem !important;
    padding: 2px !important;
  }
  .cat-tabs {
    flex-wrap: wrap !important;
  }
  .cat-tab {
    flex: 1 1 calc(33.333% - 8px) !important;
    padding: 8px 4px !important;
    font-size: 0.75rem !important;
    justify-content: center !important;
  }
  .emoji-search-bar {
    flex-direction: column !important;
    align-items: stretch !important;
  }
  .emoji-search-bar input {
    width: 100% !important;
    padding: 8px 0 !important;
  }
  .skin-btn {
    font-size: 1.2rem !important;
    padding: 2px 4px !important;
  }
}


/* ADDITIONAL MARGIN/PADDING MOBILE OVERRIDES (Restored) */
@media (max-width: 480px) {
  .container {
    padding: 0 16px !important; /* Reduce padding on small screens */
  }
  .tool-box {
    padding: 16px !important; /* Reduce internal padding of cards */
    margin-left: 0 !important;
    margin-right: 0 !important;
    border-radius: 12px !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }
  .tool-layout {
    gap: 16px !important; /* Reduce gap between elements */
  }
  .qr-preview-box {
    padding: 16px !important; /* QR box specifically had 32px padding which might be too wide */
  }
}


/* HARD MOBILE FIXES FOR NUMBER BASE CONVERTER */
@media (max-width: 768px) {
  .base-grid {
    display: flex !important;
    flex-direction: column !important;
    gap: 16px !important;
  }
  .base-card {
    width: 100% !important;
    box-sizing: border-box !important;
  }
}


/* GLOBAL CRITICAL FIX FOR ALL INLINE HARDCODED GRIDS ON MOBILE */
@media (max-width: 768px) {
  .settings-grid,
  .color-row,
  .format-grid,
  .io-grid,
  .char-props,
  .color-values-grid,
  div[style*="grid-template-columns:1fr 1fr"],
  div[style*="grid-template-columns: 1fr 1fr"],
  div[style*="grid-template-columns:1fr 1fr 1fr"],
  div[style*="grid-template-columns: 1fr 1fr 1fr"] {
    display: flex !important;
    flex-direction: column !important;
    gap: 12px !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }
}


/* HARD MOBILE FIX FOR WHEEL OF CHANCE CANVAS */
@media (max-width: 480px) {
  .wheel-wrap {
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding: 0 16px !important;
  }
  canvas#wheel {
    width: 100% !important;
    height: auto !important; /* Allow the canvas to scale down proportionally */
    max-width: 320px !important; /* Cap it smaller than the phone width */
  }
  .wheel-pointer {
    font-size: 1.5rem !important; /* Make the arrow smaller */
    top: -12px !important;
  }
  .winner-card {
    padding: 24px !important;
  }
  .spin-btn {
    padding: 12px 32px !important;
    font-size: 1rem !important;
  }
}


/* HARD MOBILE FIXES FOR AD BANNERS */
@media (max-width: 768px) {
  .ad-banner, .ad-banner-side, .ad-banner-inline, .ad-banner-top {
    width: 100% !important;
    max-width: 100vw !important;
    box-sizing: border-box !important;
    height: auto !important; /* Allow AdSense to define height based on width */
    min-height: 50px !important;
    margin-left: 0 !important;
    margin-right: 0 !important;
  }
}

/* Stepper button (±1 controls like people count) */
.btn-stepper {
  width: 40px; height: 44px;
  border: 2px solid var(--border);
  border-radius: var(--radius);
  background: var(--card-bg);
  font-size: 1.2rem;
  font-weight: 700;
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-family: inherit;
  color: var(--text);
}
.btn-stepper:hover { border-color: var(--primary); color: var(--primary); background: var(--primary-light); }

/* Ghost/text button (no border, no background) */
.btn-ghost {
  background: none;
  border: none;
  cursor: pointer;
  font-family: inherit;
  transition: var(--transition);
  padding: 4px 8px;
  border-radius: var(--radius);
  font-size: 0.82rem;
  color: var(--text-muted);
}
.btn-ghost:hover { color: var(--text); background: var(--bg-dark); }
.btn-ghost.danger { color: var(--error); }
.btn-ghost.danger:hover { background: #fee2e2; }

/* Homepage tools section search */
.search-input-home {
  width: 100%;
  padding: 14px 20px;
  border: 2px solid var(--border);
  border-radius: var(--radius-full);
  font-size: 0.95rem;
  outline: none;
  transition: var(--transition);
  font-family: inherit;
  background: var(--input-bg);
  color: var(--text);
}
.search-input-home:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-light);
}
.search-input-home::placeholder { color: var(--text-muted); }

/* ============================================
   DARK MODE
   ============================================ */
:root {
  --card-bg: white;
  --input-bg: white;
  --nav-bg: rgba(255,255,255,0.92);
  --code-bg: var(--bg);
}

.dark {
  color-scheme: dark;
  --bg:           #0f172a;
  --bg-dark:      #1e293b;
  --card-bg:      #1e293b;
  --input-bg:     #273549;
  --nav-bg:       rgba(15,23,42,0.96);
  --code-bg:      #0f172a;
  --text:         #f1f5f9;
  --text-muted:   #94a3b8;
  --border:       #334155;
  --border-light: #1e293b;
  --primary-light: rgba(99,102,241,0.18);
  --shadow:        0 4px 16px rgba(0,0,0,0.4);
  --shadow-primary:0 8px 24px rgba(99,102,241,0.35);
}

/* Navbar */
.dark .navbar { background: var(--nav-bg); border-bottom-color: var(--border); }
.dark .nav-logo { color: var(--text); }
.dark .nav-links a { color: var(--text-muted); }
.dark .nav-links a:hover, .dark .nav-links a.active { color: var(--primary); background: var(--primary-light); }
.dark .nav-dropdown-menu { background: var(--bg-dark); border-color: var(--border); box-shadow: 0 8px 32px rgba(0,0,0,0.5); }
.dark .nav-dropdown-menu a { color: var(--text-muted); }
.dark .nav-dropdown-menu a:hover { background: var(--primary-light); color: var(--primary); }
.dark .nav-dropdown-label { color: var(--text-muted); border-bottom-color: var(--border); }
.dark .nav-dropdown-divider { background: var(--border); }
.dark .nav-dropdown-trigger { color: var(--text-muted); }
.dark .nav-dropdown-trigger:hover { color: var(--primary); }
.dark .nav-dropdown-trigger.active { color: var(--primary); background: rgba(99,102,241,0.25); border-radius: var(--radius-full); }
.dark .nav-menu-btn { color: var(--text); }
.dark .nav-links.open { background: var(--bg-dark); border-bottom-color: var(--border); }

/* Theme toggle button */
.theme-toggle {
  background: none; border: 2px solid var(--border);
  border-radius: var(--radius-full); width: 36px; height: 36px;
  display: flex; align-items: center; justify-content: center;
  cursor: pointer; transition: var(--transition); color: var(--text-muted);
  flex-shrink: 0;
}
.theme-toggle:hover { border-color: var(--primary); color: var(--primary); background: var(--primary-light); }
.theme-toggle .lucide { width: 16px; height: 16px; }

/* Boxes and cards */
.dark .tool-box { background: var(--card-bg); border-color: var(--border); }
.dark .info-card { background: var(--card-bg); border-color: var(--border); }
.dark .info-card h3, .dark .info-card h2 { color: var(--text); }
.dark .info-card li { color: var(--text-muted); }
.dark .tool-card { background: var(--card-bg); border-color: var(--border); }
.dark .tool-card:hover { background: #263350; border-color: var(--primary); }
.dark .game-hub-card:hover { background: #263350; border-color: var(--primary); }
.dark .tool-card h3 { color: var(--text); }
.dark .tool-card p { color: var(--text-muted); }
.dark .result-stat { background: var(--bg-dark); border-color: var(--border); }
.dark .desc-feature-card { background: var(--card-bg); border-color: var(--border); }
.dark .desc-feature-card h3 { color: var(--text); }
.dark .desc-feature-card p { color: var(--text-muted); }
.dark .fact-card { background: var(--card-bg); border-color: var(--border); }
.dark .fact-label { color: var(--text-muted); }
.dark .fact-desc { color: var(--text-muted); }
.dark .mistake-item { background: var(--card-bg); border-color: var(--border); }
.dark .mi-desc { color: var(--text-muted); }

/* Forms */
.dark .form-group input,
.dark .form-group select,
.dark .form-group textarea {
  background: var(--input-bg);
  color: var(--text);
  border-color: var(--border);
}
.dark .form-group label { color: var(--text); }
.dark .search-input-home { background: var(--input-bg); color: var(--text); border-color: var(--border); }
.dark select option { background: var(--bg-dark); }
.dark .task-input { background: var(--input-bg); color: var(--text); border-color: var(--border); }

/* Buttons */
.dark .btn-secondary { background: #273549; color: var(--text-muted); border-color: var(--border); }
.dark .btn-secondary:hover { background: rgba(99,102,241,0.3); color: var(--primary); border-color: var(--primary); }
.dark .btn-ghost { color: var(--text-muted); }
.dark .btn-ghost:hover { background: var(--bg-dark); color: var(--text); }
.dark .btn-stepper { background: var(--card-bg); border-color: var(--border); color: var(--text); }
.dark .btn-stepper:hover { border-color: var(--primary); color: var(--primary); background: var(--primary-light); }

/* Category buttons */
.dark .category-btn { background: var(--card-bg); border-color: var(--border); color: var(--text-muted); }
.dark .category-btn:hover, .dark .category-btn.active { border-color: var(--primary); background: var(--primary-light); color: var(--primary); }

/* Tools section */
.dark .tools-section { background: var(--bg); }
.dark .section-tag { background: var(--primary-light); color: var(--primary); }

/* FAQ */
.dark .faq-item { border-color: var(--border); background: var(--card-bg); }
.dark .faq-question { color: var(--text); }
.dark .faq-question:hover { background: var(--bg-dark); }
.dark .faq-answer { background: var(--bg-dark); color: var(--text-muted); border-top-color: var(--border); }

/* Desc sections */
.dark .tool-desc-section { background: var(--bg-dark); }
.dark .desc-section-title h2 { color: var(--text); }
.dark .desc-intro h2 { color: var(--text); }
.dark .desc-intro p { color: var(--text-muted); }
.dark .desc-usecase-item { background: var(--card-bg); border-color: var(--border); }
.dark .desc-usecase-item strong { color: var(--text); }
.dark .desc-usecase-item span { color: var(--text-muted); }
.dark .desc-tips { background: linear-gradient(135deg, rgba(99,102,241,0.15), rgba(139,92,246,0.1)); border-color: rgba(99,102,241,0.3); }
.dark .desc-tips-content h3 { color: var(--text); }
.dark .desc-tips-content p { color: var(--text-muted); }
.dark .tool-knowledge { background: var(--bg); }

/* Tables */
.dark .reference-table th { background: var(--bg-dark); color: var(--text-muted); border-bottom-color: var(--border); }
.dark .reference-table td { border-bottom-color: var(--border); color: var(--text); }
.dark .reference-table tr:hover td { background: var(--primary-light); }
.dark .amort-table th { background: var(--bg-dark); }
.dark .amort-table td { border-bottom-color: var(--border); color: var(--text); }
.dark .amort-table tr:hover td { background: var(--primary-light); }

/* Features section */
.dark .section { background: var(--bg-dark); }
.dark .feature-card { background: var(--card-bg); border-color: var(--border); }
.dark .feature-card h3 { color: var(--text); }
.dark .feature-card p { color: var(--text-muted); }

/* Range inputs, checkboxes */
.dark input[type="range"] { accent-color: var(--primary); }
.dark input[type="checkbox"] { accent-color: var(--primary); }

/* Page header */
.dark .tool-page-header { background: linear-gradient(135deg, #2d1b69 0%, #1e3a5f 100%); }
.dark .breadcrumb a { color: rgba(255,255,255,0.7); }
.dark .breadcrumb span { color: rgba(255,255,255,0.5); }

/* Progress / misc */
.dark .progress-bar-container { background: var(--border); }
.dark .amort-table { border-collapse: collapse; }
.dark .related-tool-item { background: var(--bg-dark); border-color: var(--border); color: var(--text-muted); }
.dark .related-tool-item:hover { border-color: var(--primary); color: var(--primary); }
.dark .knowledge-grid > div { background: transparent; }
.dark .ad-banner-top, .dark .ad-banner-inline, .dark .ad-banner-side { background: var(--bg-dark); }
.dark .no-results { color: var(--text-muted); }
.dark .desc-usecase-grid { gap: 12px; }

/* Dark mode — tool icon colours (richer, visible on dark background) */
.dark .icon-blue   { background: rgba(59,130,246,0.22); }
.dark .icon-blue   .lucide { color: #60a5fa; }
.dark .icon-purple { background: rgba(139,92,246,0.22); }
.dark .icon-purple .lucide { color: #a78bfa; }
.dark .icon-green  { background: rgba(16,185,129,0.22); }
.dark .icon-green  .lucide { color: #34d399; }
.dark .icon-orange { background: rgba(249,115,22,0.22); }
.dark .icon-orange .lucide { color: #fb923c; }
.dark .icon-pink   { background: rgba(236,72,153,0.22); }
.dark .icon-pink   .lucide { color: #f472b6; }
.dark .icon-cyan   { background: rgba(6,182,212,0.22); }
.dark .icon-cyan   .lucide { color: #22d3ee; }
.dark .icon-yellow { background: rgba(234,179,8,0.22); }
.dark .icon-yellow .lucide { color: #facc15; }
.dark .icon-red    { background: rgba(239,68,68,0.22); }
.dark .icon-red    .lucide { color: #f87171; }

/* Dark mode — footer always stays dark regardless of --text override */
.dark .footer { background: #020617; }
.dark .footer-col h3 { color: rgba(255,255,255,0.85); }
.dark .footer-bottom { border-top-color: rgba(255,255,255,0.08); }

/* Dark mode — desc feature icon backgrounds */
.dark .desc-feature-icon { background: var(--primary-light); }
.dark .desc-feature-icon .lucide { color: var(--primary); }

/* Dark mode — tool page header gradient stays vivid */
.dark .tool-page-header { background: linear-gradient(135deg, #1e1b4b 0%, #1e3a5f 100%); }

/* ============================================
   BACK TO TOP BUTTON
   ============================================ */
.back-to-top {
  position: fixed;
  bottom: 28px;
  right: 24px;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-full);
  background: var(--gradient);
  color: white;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-primary);
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 0.25s ease, transform 0.25s ease;
  z-index: 50;
}
.back-to-top.visible { opacity: 1; transform: translateY(0); }
.back-to-top:hover { transform: translateY(-3px); }
.back-to-top .lucide { width: 20px; height: 20px; }

/* ============================================
   RECENTLY USED TOOLS
   ============================================ */
.recent-tools-section {
  padding: 0 0 24px;
}
.recent-tools-row {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 12px;
}
.recent-chip {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-muted);
  text-decoration: none;
  transition: var(--transition);
}
.recent-chip:hover { border-color: var(--primary); color: var(--primary); background: var(--primary-light); }
.recent-chip .lucide { width: 13px; height: 13px; color: var(--primary); }

/* ============================================
   SHARE RESULT BUTTON
   ============================================ */
.share-result-btn {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 18px;
  border-radius: var(--radius-full);
  border: 2px solid var(--primary);
  background: var(--primary-light);
  color: var(--primary);
  font-size: 0.85rem;
  font-weight: 700;
  cursor: pointer;
  transition: var(--transition);
  font-family: inherit;
}
.share-result-btn:hover { background: var(--primary); color: white; }
.share-result-btn .lucide { width: 15px; height: 15px; }