/* ==========================================================================
   ToolCardio - Premium Design System & Core Styles
   Modern, Ultra-fast, High-Aesthetic Theme with Dark/Light Support
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=JetBrains+Mono:wght@400;500;600&family=Outfit:wght@500;600;700;800&display=swap');

:root {
  /* Color Palette - Vibrant Indigo & Cyan Accents */
  --primary: #6366f1;
  --primary-hover: #4f46e5;
  --primary-active: #4338ca;
  --primary-light: #e0e7ff;
  --primary-glow: rgba(99, 102, 241, 0.25);
  
  --accent: #06b6d4;
  --accent-hover: #0891b2;
  --accent-light: #cffafe;
  
  --success: #10b981;
  --success-light: #d1fae5;
  --warning: #f59e0b;
  --warning-light: #fef3c7;
  --danger: #ef4444;
  --danger-light: #fee2e2;

  /* Light Theme (Default) */
  --bg-page: #f8fafc;
  --bg-surface: #ffffff;
  --bg-surface-elevated: #ffffff;
  --bg-subtle: #f1f5f9;
  --bg-inset: #e2e8f0;
  
  --text-primary: #0f172a;
  --text-secondary: #475569;
  --text-muted: #64748b;
  --text-inverse: #ffffff;
  
  --border-light: #e2e8f0;
  --border-medium: #cbd5e1;
  --border-focus: #6366f1;
  
  --shadow-sm: 0 1px 3px rgba(15, 23, 42, 0.06), 0 1px 2px rgba(15, 23, 42, 0.04);
  --shadow-md: 0 4px 6px -1px rgba(15, 23, 42, 0.07), 0 2px 4px -2px rgba(15, 23, 42, 0.05);
  --shadow-lg: 0 10px 25px -3px rgba(15, 23, 42, 0.08), 0 4px 6px -4px rgba(15, 23, 42, 0.04);
  --shadow-xl: 0 20px 35px -5px rgba(15, 23, 42, 0.1), 0 8px 10px -6px rgba(15, 23, 42, 0.05);

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;

  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-display: 'Outfit', 'Inter', sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;

  --container-max: 1240px;
  --container-padding: 1.5rem;
  --header-height: 72px;
  --transition-fast: 0.15s ease;
  --transition-normal: 0.25s ease;
}

/* Dark Theme Overrides */
[data-theme="dark"] {
  --bg-page: #0a0d14;
  --bg-surface: #111622;
  --bg-surface-elevated: #161d2d;
  --bg-subtle: #1a2234;
  --bg-inset: #0e131d;

  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --text-inverse: #0f172a;

  --border-light: #1e293b;
  --border-medium: #334155;
  --border-focus: #818cf8;

  --primary-light: rgba(99, 102, 241, 0.15);
  --accent-light: rgba(6, 182, 212, 0.15);
  --success-light: rgba(16, 185, 129, 0.15);
  --warning-light: rgba(245, 158, 11, 0.15);
  --danger-light: rgba(239, 68, 68, 0.15);

  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 10px 30px rgba(0, 0, 0, 0.5);
  --shadow-xl: 0 20px 40px rgba(0, 0, 0, 0.6);
}

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

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

body {
  font-family: var(--font-sans);
  background-color: var(--bg-page);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  transition: background-color var(--transition-normal), color var(--transition-normal);
  overflow-x: hidden;
}

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

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast);
}

button, input, textarea, select {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
  border: none;
  background: none;
}

button {
  cursor: pointer;
}

/* Layout Container */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-padding);
}

/* Typography Helpers */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.25;
  color: var(--text-primary);
  letter-spacing: -0.02em;
}

h1 { font-size: clamp(2.25rem, 4vw, 3.5rem); letter-spacing: -0.03em; }
h2 { font-size: clamp(1.75rem, 3vw, 2.5rem); }
h3 { font-size: clamp(1.25rem, 2vw, 1.75rem); }
h4 { font-size: 1.2rem; }

p {
  color: var(--text-secondary);
}

.gradient-text {
  background: linear-gradient(135deg, var(--primary) 0%, #a855f7 50%, var(--accent) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* ==========================================================================
   Header & Navigation
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--header-height);
  background-color: rgba(var(--header-bg-rgb, 255, 255, 255), 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-light);
  transition: background-color var(--transition-normal), border-color var(--transition-normal);
}

[data-theme="dark"] .site-header {
  background-color: rgba(17, 22, 34, 0.85);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  gap: 1.5rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  font-family: var(--font-display);
  font-size: 1.45rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--text-primary);
}

.brand-icon {
  width: 36px;
  height: 36px;
  background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  box-shadow: 0 4px 12px var(--primary-glow);
}

.brand-badge {
  font-size: 0.65rem;
  text-transform: uppercase;
  font-weight: 700;
  letter-spacing: 0.06em;
  background: var(--primary-light);
  color: var(--primary);
  padding: 0.2rem 0.5rem;
  border-radius: var(--radius-full);
  margin-left: 0.25rem;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  list-style: none;
}

.nav-link {
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.4rem 0.6rem;
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
}

.nav-link:hover, .nav-link.active {
  color: var(--primary);
  background: var(--primary-light);
}

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

/* Quick Search Trigger */
.search-trigger-btn {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  background: var(--bg-subtle);
  border: 1px solid var(--border-light);
  color: var(--text-muted);
  padding: 0.45rem 0.9rem;
  border-radius: var(--radius-full);
  font-size: 0.875rem;
  transition: all var(--transition-fast);
}

.search-trigger-btn:hover {
  border-color: var(--primary);
  color: var(--text-primary);
  background: var(--bg-surface);
  box-shadow: var(--shadow-sm);
}

.kbd-shortcut {
  font-size: 0.7rem;
  font-family: var(--font-mono);
  background: var(--bg-surface);
  border: 1px solid var(--border-medium);
  border-radius: 4px;
  padding: 0.1rem 0.35rem;
  color: var(--text-muted);
}

/* Theme Toggle Button */
.theme-toggle-btn {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  background: var(--bg-subtle);
  border: 1px solid var(--border-light);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  transition: all var(--transition-fast);
}

.theme-toggle-btn:hover {
  background: var(--primary-light);
  color: var(--primary);
  border-color: var(--primary);
}

.theme-toggle-btn svg {
  width: 20px;
  height: 20px;
}

/* Mobile Nav Toggle */
.mobile-nav-toggle {
  display: none;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  background: var(--bg-subtle);
  border: 1px solid var(--border-light);
  align-items: center;
  justify-content: center;
  color: var(--text-primary);
}

/* ==========================================================================
   Buttons & UI Elements
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.65rem 1.25rem;
  border-radius: var(--radius-md);
  font-size: 0.9375rem;
  font-weight: 600;
  transition: all var(--transition-fast);
  white-space: nowrap;
  user-select: none;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-hover) 100%);
  color: #ffffff;
  box-shadow: 0 4px 14px var(--primary-glow);
}

.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(99, 102, 241, 0.38);
}

.btn-primary:active {
  transform: translateY(0);
}

.btn-secondary {
  background: var(--bg-surface);
  border: 1px solid var(--border-medium);
  color: var(--text-primary);
}

.btn-secondary:hover {
  border-color: var(--primary);
  color: var(--primary);
  background: var(--primary-light);
}

.btn-sm {
  padding: 0.45rem 0.85rem;
  font-size: 0.8125rem;
  border-radius: var(--radius-sm);
}

.btn-icon {
  width: 36px;
  height: 36px;
  padding: 0;
  border-radius: var(--radius-sm);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-subtle);
  border: 1px solid var(--border-light);
  color: var(--text-secondary);
  transition: all var(--transition-fast);
}

.btn-icon:hover {
  border-color: var(--primary);
  color: var(--primary);
  background: var(--primary-light);
}

.btn-icon svg {
  width: 18px;
  height: 18px;
}

/* Category Badge */
.category-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 0.25rem 0.65rem;
  border-radius: var(--radius-full);
}

.badge-dev { background: rgba(99, 102, 241, 0.12); color: #6366f1; border: 1px solid rgba(99, 102, 241, 0.25); }
.badge-seo { background: rgba(16, 185, 129, 0.12); color: #10b981; border: 1px solid rgba(16, 185, 129, 0.25); }
.badge-text { background: rgba(6, 182, 212, 0.12); color: #06b6d4; border: 1px solid rgba(6, 182, 212, 0.25); }
.badge-privacy { background: rgba(245, 158, 11, 0.12); color: #d97706; border: 1px solid rgba(245, 158, 11, 0.25); }

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero-section {
  position: relative;
  padding-block: 4.5rem 3.5rem;
  background: radial-gradient(circle at 50% 10%, var(--primary-light) 0%, transparent 60%);
  border-bottom: 1px solid var(--border-light);
  text-align: center;
}

[data-theme="dark"] .hero-section {
  background: radial-gradient(circle at 50% 0%, rgba(99, 102, 241, 0.12) 0%, transparent 70%);
}

.hero-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 0.95rem;
  background: var(--bg-surface);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-full);
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--primary);
  margin-bottom: 1.5rem;
  box-shadow: var(--shadow-sm);
}

.hero-pill-dot {
  width: 8px;
  height: 8px;
  background: var(--success);
  border-radius: 50%;
  animation: pulse-dot 2s infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.85); }
}

.hero-title {
  max-width: 860px;
  margin-inline: auto;
  margin-bottom: 1.25rem;
}

.hero-subtitle {
  font-size: clamp(1.05rem, 2vw, 1.25rem);
  max-width: 680px;
  margin-inline: auto;
  margin-bottom: 2.25rem;
}

/* In-Hero Search Bar */
.hero-search-wrapper {
  max-width: 580px;
  margin-inline: auto;
  position: relative;
}

.hero-search-bar {
  display: flex;
  align-items: center;
  background: var(--bg-surface);
  border: 2px solid var(--border-medium);
  border-radius: var(--radius-xl);
  padding: 0.5rem 0.65rem 0.5rem 1.25rem;
  box-shadow: var(--shadow-lg);
  transition: all var(--transition-fast);
}

.hero-search-bar:focus-within {
  border-color: var(--primary);
  box-shadow: 0 0 0 5px var(--primary-glow), var(--shadow-xl);
}

.hero-search-bar svg {
  width: 22px;
  height: 22px;
  color: var(--text-muted);
  flex-shrink: 0;
  margin-right: 0.75rem;
}

.hero-search-input {
  flex: 1;
  font-size: 1rem;
  color: var(--text-primary);
}

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

.hero-search-btn {
  background: var(--primary);
  color: #ffffff;
  padding: 0.55rem 1.25rem;
  border-radius: var(--radius-full);
  font-weight: 600;
  font-size: 0.875rem;
  transition: background var(--transition-fast);
}

.hero-search-btn:hover {
  background: var(--primary-hover);
}

.hero-stats {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 2rem;
  margin-top: 2rem;
  flex-wrap: wrap;
}

.hero-stat-item {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-muted);
}

.hero-stat-item svg {
  width: 16px;
  height: 16px;
  color: var(--success);
}

/* ==========================================================================
   Tool Categories Filter & Grid
   ========================================================================== */
.tools-section {
  padding-block: 4rem;
}

.category-nav-wrapper {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-bottom: 2.5rem;
}

.category-filter-btn {
  padding: 0.55rem 1.15rem;
  border-radius: var(--radius-full);
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--text-secondary);
  background: var(--bg-surface);
  border: 1px solid var(--border-light);
  transition: all var(--transition-fast);
}

.category-filter-btn:hover {
  border-color: var(--primary);
  color: var(--primary);
}

.category-filter-btn.active {
  background: var(--primary);
  color: #ffffff;
  border-color: var(--primary);
  box-shadow: 0 4px 12px var(--primary-glow);
}

/* Tool Grid */
.tools-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 1.5rem;
}

.tool-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  transition: all var(--transition-fast);
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.tool-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.tool-card:hover {
  transform: translateY(-3px);
  border-color: var(--border-medium);
  box-shadow: var(--shadow-lg);
}

.tool-card:hover::before {
  opacity: 1;
}

.tool-card-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1rem;
}

.tool-icon-wrapper {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.tool-icon-wrapper svg {
  width: 24px;
  height: 24px;
}

.tool-icon-dev { background: var(--primary-light); color: var(--primary); }
.tool-icon-seo { background: var(--success-light); color: var(--success); }
.tool-icon-text { background: var(--accent-light); color: var(--accent); }
.tool-icon-privacy { background: var(--warning-light); color: #d97706; }

.tool-card-title {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 0.45rem;
  color: var(--text-primary);
  transition: color var(--transition-fast);
}

.tool-card:hover .tool-card-title {
  color: var(--primary);
}

.tool-card-desc {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.55;
  margin-bottom: 1.25rem;
  flex-grow: 1;
}

.tool-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid var(--border-light);
  padding-top: 1rem;
  margin-top: auto;
}

.tool-card-link {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--primary);
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  transition: gap var(--transition-fast);
}

.tool-card-link svg {
  width: 16px;
  height: 16px;
  transition: transform var(--transition-fast);
}

.tool-card:hover .tool-card-link svg {
  transform: translateX(3px);
}

.tool-badge-privacy-tag {
  font-size: 0.7rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.tool-badge-privacy-tag svg {
  width: 13px;
  height: 13px;
  color: var(--success);
}

/* ==========================================================================
   Features & Value Props
   ========================================================================== */
.features-section {
  padding-block: 4.5rem;
  background: var(--bg-subtle);
  border-top: 1px solid var(--border-light);
  border-bottom: 1px solid var(--border-light);
}

.section-head {
  text-align: center;
  max-width: 640px;
  margin-inline: auto;
  margin-bottom: 3.5rem;
}

.section-eyebrow {
  display: inline-block;
  font-size: 0.8125rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--primary);
  margin-bottom: 0.65rem;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
}

.feature-box {
  background: var(--bg-surface);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 2rem;
  transition: all var(--transition-fast);
}

.feature-box:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  border-color: var(--primary);
}

.feature-icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  background: var(--primary-light);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
}

.feature-icon svg {
  width: 26px;
  height: 26px;
}

.feature-title {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.feature-desc {
  font-size: 0.9375rem;
  color: var(--text-secondary);
}

/* ==========================================================================
   Blog & Editorial Guides Section
   ========================================================================== */
.blog-section {
  padding-block: 4.5rem;
}

.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 1.75rem;
}

.blog-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: all var(--transition-fast);
  box-shadow: var(--shadow-sm);
}

.blog-card:hover {
  transform: translateY(-3px);
  border-color: var(--primary);
  box-shadow: var(--shadow-lg);
}

.blog-card-thumb {
  aspect-ratio: 16 / 9;
  background: linear-gradient(135deg, var(--bg-subtle) 0%, var(--border-light) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.blog-card-thumb-badge {
  position: absolute;
  top: 1rem;
  left: 1rem;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.25rem 0.65rem;
  border-radius: var(--radius-full);
  background: rgba(15, 23, 42, 0.75);
  color: #ffffff;
  backdrop-filter: blur(8px);
}

.blog-card-thumb svg {
  width: 48px;
  height: 48px;
  color: var(--primary);
  opacity: 0.85;
}

.blog-card-body {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.blog-card-meta {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.8125rem;
  color: var(--text-muted);
  margin-bottom: 0.65rem;
}

.blog-card-title {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 0.65rem;
  line-height: 1.35;
  color: var(--text-primary);
  transition: color var(--transition-fast);
}

.blog-card:hover .blog-card-title {
  color: var(--primary);
}

.blog-card-excerpt {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 1.25rem;
  flex-grow: 1;
}

.blog-card-read-more {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--primary);
}

/* ==========================================================================
   FAQ Accordions (AdSense & SEO Optimized)
   ========================================================================== */
.faq-section {
  padding-block: 4rem;
  background: var(--bg-subtle);
  border-top: 1px solid var(--border-light);
}

.faq-list {
  max-width: 820px;
  margin-inline: auto;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.faq-item {
  background: var(--bg-surface);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: all var(--transition-fast);
}

.faq-item.active {
  border-color: var(--primary);
  box-shadow: var(--shadow-sm);
}

.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 1.5rem;
  width: 100%;
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text-primary);
  cursor: pointer;
  user-select: none;
  text-align: left;
}

.faq-question:hover {
  color: var(--primary);
}

.faq-toggle-icon {
  width: 20px;
  height: 20px;
  color: var(--text-muted);
  transition: transform var(--transition-fast);
  flex-shrink: 0;
  margin-left: 1rem;
}

.faq-item.active .faq-toggle-icon {
  transform: rotate(180deg);
  color: var(--primary);
}

.faq-answer {
  padding: 0 1.5rem 1.25rem;
  font-size: 0.9375rem;
  color: var(--text-secondary);
  line-height: 1.7;
  display: none;
}

.faq-item.active .faq-answer {
  display: block;
}

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer {
  background: #090d16;
  color: #94a3b8;
  border-top: 1px solid #1e293b;
  padding-block: 4rem 2rem;
  margin-top: auto;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr repeat(3, 1fr);
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-brand .brand {
  color: #ffffff;
  margin-bottom: 1rem;
}

.footer-brand-desc {
  font-size: 0.9375rem;
  line-height: 1.6;
  color: #94a3b8;
  max-width: 340px;
  margin-bottom: 1.25rem;
}

.footer-privacy-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.8125rem;
  padding: 0.35rem 0.75rem;
  background: rgba(16, 185, 129, 0.15);
  border: 1px solid rgba(16, 185, 129, 0.3);
  color: #34d399;
  border-radius: var(--radius-full);
}

.footer-privacy-badge svg {
  width: 14px;
  height: 14px;
}

.footer-col-title {
  color: #ffffff;
  font-size: 0.9375rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 1.25rem;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-links a {
  font-size: 0.9rem;
  color: #94a3b8;
  transition: color var(--transition-fast);
}

.footer-links a:hover {
  color: #ffffff;
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 2rem;
  border-top: 1px solid #1e293b;
  font-size: 0.8125rem;
  color: #64748b;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-legal-links {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.footer-legal-links a:hover {
  color: #cbd5e1;
}

/* ==========================================================================
   Quick Search Modal
   ========================================================================== */
.search-modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.65);
  backdrop-filter: blur(8px);
  z-index: 1000;
  display: none;
  align-items: flex-start;
  justify-content: center;
  padding: 5rem 1rem 2rem;
}

.search-modal-backdrop.open {
  display: flex;
}

.search-modal {
  width: 100%;
  max-width: 640px;
  background: var(--bg-surface);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  overflow: hidden;
  animation: modal-enter 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes modal-enter {
  0% { opacity: 0; transform: scale(0.96) translateY(-10px); }
  100% { opacity: 1; transform: scale(1) translateY(0); }
}

.search-modal-head {
  display: flex;
  align-items: center;
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--border-light);
  gap: 0.75rem;
}

.search-modal-head svg {
  width: 22px;
  height: 22px;
  color: var(--primary);
  flex-shrink: 0;
}

.search-modal-input {
  flex: 1;
  font-size: 1.1rem;
  color: var(--text-primary);
}

.search-modal-close {
  padding: 0.35rem 0.55rem;
  font-size: 0.75rem;
  font-family: var(--font-mono);
  background: var(--bg-subtle);
  border: 1px solid var(--border-light);
  border-radius: 4px;
  color: var(--text-muted);
}

.search-modal-results {
  max-height: 380px;
  overflow-y: auto;
  padding: 0.75rem;
}

.search-result-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 0.75rem 1rem;
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  color: var(--text-primary);
}

.search-result-item:hover, .search-result-item.selected {
  background: var(--primary-light);
  color: var(--primary);
}

.search-result-title {
  font-weight: 600;
  font-size: 0.9375rem;
}

.search-result-desc {
  font-size: 0.8125rem;
  color: var(--text-muted);
}

/* ==========================================================================
   Toast Notification
   ========================================================================== */
.toast-container {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 10000;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  pointer-events: none;
}

.toast {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.85rem 1.25rem;
  background: var(--bg-surface-elevated);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-xl);
  color: var(--text-primary);
  font-size: 0.9rem;
  font-weight: 600;
  pointer-events: auto;
  animation: toast-in 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  transition: all 0.2s ease;
}

.toast.toast-success { border-left: 4px solid var(--success); }
.toast.toast-error { border-left: 4px solid var(--danger); }
.toast.toast-info { border-left: 4px solid var(--primary); }

@keyframes toast-in {
  from { opacity: 0; transform: translateY(16px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ==========================================================================
   Breadcrumb Bar
   ========================================================================== */
.breadcrumbs-bar {
  padding-block: 1rem;
  border-bottom: 1px solid var(--border-light);
  background: var(--bg-surface);
  font-size: 0.875rem;
  color: var(--text-muted);
}

.breadcrumbs-list {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem;
  list-style: none;
}

.breadcrumbs-list a {
  color: var(--text-secondary);
}

.breadcrumbs-list a:hover {
  color: var(--primary);
}

.breadcrumbs-separator {
  color: var(--border-medium);
}

.breadcrumbs-current {
  color: var(--text-primary);
  font-weight: 600;
}

/* ==========================================================================
   Responsive Breakpoints
   ========================================================================== */
@media (max-width: 992px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .nav-links, .search-trigger-btn {
    display: none;
  }
  
  .mobile-nav-toggle {
    display: flex;
  }

  .tools-grid {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
}