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

:root {
  /* Light Theme */
  --bg: #f8fafc;
  --bg-secondary: #ffffff;
  --text: #334155;
  --text-secondary: #64748b;
  --border: #e2e8f0;
  --accent: #6366f1;
  --accent-hover: #4f46e5;
  --card-bg: rgba(255, 255, 255, 0.7);
  --error: #ef4444;
  --success: #10b981;
}

[data-theme='dark'] {
  --bg: #0f172a;
  --bg-secondary: #1e293b;
  --text: #f8fafc;
  --text-secondary: #94a3b8;
  --border: #334155;
  --card-bg: rgba(30, 41, 59, 0.7);
}

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

body {
  font-family: 'Inter', sans-serif;
  background-color: var(--bg);
  color: var(--text);
  line-height: 1.6;
  letter-spacing: -0.01em;
  overflow-x: hidden;
  transition: background-color 0.3s, color 0.3s;
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Outfit', sans-serif;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

a {
  color: var(--accent);
  text-decoration: none;
  transition: color 0.3s;
}
a:hover {
  color: var(--accent-hover);
}

/* Accessibility */
:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 2px;
}
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

/* Layout */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}
.page-wrapper {
  display: flex;
  gap: 2rem;
  margin-top: 2rem;
  margin-bottom: 2rem;
}
.main-content {
  flex: 1;
  min-width: 0;
}
.sidebar {
  width: 300px;
  flex-shrink: 0;
}

/* Grid */
.grid-2 { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 1.5rem; }
.grid-3 { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 1.5rem; }
.grid-4 { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 1.5rem; }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.5rem;
  border-radius: 8px;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: all 0.3s;
  font-family: 'Inter', sans-serif;
}
.btn-primary {
  background: linear-gradient(135deg, var(--accent), #8b5cf6);
  color: white;
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(99, 102, 241, 0.3);
  color: white;
}
.btn-secondary {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text);
}
.btn-secondary:hover {
  background: var(--bg-secondary);
}
.btn-ghost {
  background: transparent;
  color: var(--text-secondary);
}
.btn-ghost:hover {
  color: var(--text);
}
.btn-sm { padding: 0.5rem 1rem; font-size: 0.9rem; }
.btn-lg { padding: 1rem 2rem; font-size: 1.1rem; }

/* Form */
.form-group { margin-bottom: 1rem; }
.form-label {
  display: block;
  font-weight: 500;
  margin-bottom: 0.5rem;
  color: var(--text);
}
.form-input {
  width: 100%;
  padding: 0.75rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  background-color: var(--bg-secondary);
  color: var(--text);
  font-family: inherit;
  transition: border-color 0.3s;
}
.form-input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

/* Header */
.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: var(--card-bg);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  padding: 1rem 0;
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.logo-text {
  font-family: 'Outfit', sans-serif;
  font-size: 1.5rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--accent), #8b5cf6);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}
.desktop-nav ul {
  display: flex;
  gap: 2rem;
  list-style: none;
  align-items: center;
}
.desktop-nav a {
  color: var(--text);
  font-weight: 500;
}
.desktop-nav a:hover {
  color: var(--accent);
}
.header-actions {
  display: flex;
  gap: 1rem;
  align-items: center;
}
.theme-toggle, .mobile-menu-btn {
  background: none;
  border: none;
  cursor: pointer;
  color: var(--text);
  padding: 0.5rem;
}
.mobile-menu-btn { display: none; }
.has-dropdown { position: relative; }
.has-dropdown .dropdown {
  position: absolute;
  top: 100%;
  left: 0;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 8px;
  min-width: 200px;
  padding: 1rem 0;
  box-shadow: 0 10px 25px rgba(0,0,0,0.1);
  display: none;
  flex-direction: column;
  gap: 0.5rem;
}
.has-dropdown:hover .dropdown { display: flex; }
.dropdown a {
  padding: 0.5rem 1.5rem;
  display: block;
}
.dropdown a:hover {
  background: var(--bg);
}

/* Mobile Nav */
.mobile-nav-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0,0,0,0.5);
  z-index: 1000;
  display: none;
  opacity: 0;
  transition: opacity 0.3s;
}
.mobile-nav-overlay.active {
  display: block;
  opacity: 1;
}
.mobile-nav-inner {
  position: absolute;
  top: 0;
  right: -300px;
  width: 300px;
  height: 100%;
  background: var(--bg-secondary);
  padding: 2rem;
  transition: right 0.3s;
}
.mobile-nav-overlay.active .mobile-nav-inner {
  right: 0;
}
.close-menu {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--text);
}
.mobile-nav-inner ul {
  list-style: none;
  margin-top: 2rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}
.mobile-nav-inner a {
  font-size: 1.2rem;
  font-weight: 500;
  color: var(--text);
}

/* Home Hero */
.home-hero {
  padding: 5rem 0;
  text-align: center;
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.1), rgba(139, 92, 246, 0.1));
}
.home-hero h1 {
  font-size: 3.5rem;
  margin-bottom: 1rem;
}
.home-hero p {
  font-size: 1.2rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto 2rem;
}
.search-container {
  max-width: 600px;
  margin: 0 auto 3rem;
  position: relative;
}
#hero-search {
  width: 100%;
  padding: 1.2rem 1.5rem;
  font-size: 1.1rem;
  border-radius: 50px;
  border: 1px solid var(--border);
  box-shadow: 0 10px 25px rgba(0,0,0,0.05);
  background: var(--bg-secondary);
  color: var(--text);
}
.search-results {
  position: absolute;
  top: 100%;
  left: 0;
  width: 100%;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 12px;
  margin-top: 0.5rem;
  box-shadow: 0 10px 25px rgba(0,0,0,0.1);
  text-align: left;
  z-index: 10;
  display: none;
  max-height: 300px;
  overflow-y: auto;
}
.search-result-item {
  display: block;
  padding: 1rem 1.5rem;
  border-bottom: 1px solid var(--border);
  color: var(--text);
}
.search-result-item mark {
  background: rgba(99, 102, 241, 0.2);
  color: inherit;
}
.search-result-item:hover, .search-result-item.active {
  background: var(--bg);
}
.search-result-item:last-child {
  border-bottom: none;
}
.stats-row {
  display: flex;
  justify-content: center;
  gap: 3rem;
  flex-wrap: wrap;
}
.stat-box { text-align: center; }
.stat-val { font-size: 2.5rem; font-weight: 800; font-family: 'Outfit'; color: var(--accent); }
.stat-label { color: var(--text-secondary); font-weight: 500; }

/* Sections */
.section { padding: 4rem 0; }
.bg-light { background-color: var(--bg-secondary); }
.section-title {
  text-align: center;
  font-size: 2.5rem;
  margin-bottom: 3rem;
  position: relative;
}
.section-title::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 4px;
  background: var(--accent);
  border-radius: 2px;
}

/* Cards */
.tool-card {
  background: var(--card-bg);
  backdrop-filter: blur(16px);
  border: 1px solid var(--border);
  padding: 1.5rem;
  border-radius: 16px;
  display: block;
  color: var(--text);
  transition: all 0.3s;
}
.tool-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 25px rgba(0,0,0,0.05);
  border-color: var(--accent);
}
.tool-card-icon {
  font-size: 2rem;
  margin-bottom: 1rem;
}
.tool-card h3 { margin-bottom: 0.5rem; }
.tool-card p {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

.category-card {
  background: var(--bg);
  border: 1px solid var(--border);
  padding: 2rem;
  border-radius: 16px;
  text-align: center;
  display: block;
  color: var(--text);
  transition: all 0.3s;
  position: relative;
  overflow: hidden;
}
.category-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; width: 100%; height: 4px;
  background: var(--cat-color);
}
.category-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 25px rgba(0,0,0,0.05);
}
.category-icon { font-size: 3rem; margin-bottom: 1rem; }

/* FAQ */
.faq-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}
.faq-item {
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--bg-secondary);
  overflow: hidden;
}
.faq-question {
  padding: 1.5rem;
  margin: 0;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 1.1rem;
}
.faq-answer {
  padding: 0 1.5rem;
  max-height: 0;
  overflow: hidden;
  transition: all 0.3s ease;
}
.faq-item.active .faq-answer {
  padding: 0 1.5rem 1.5rem;
  max-height: 500px;
}
.faq-item.active .faq-icon {
  transform: rotate(180deg);
}
.faq-icon { transition: transform 0.3s; font-size: 0.8rem; }

/* Tool Page Specific */
.tool-hero {
  padding: 3rem 0;
  background: linear-gradient(135deg, var(--bg-secondary), var(--bg));
  border-bottom: 1px solid var(--border);
  position: relative;
  overflow: hidden;
}
.tool-hero::before {
  content: '';
  position: absolute;
  top: 0; left: 0; width: 100%; height: 4px;
  background: var(--cat-color, var(--accent));
}
.tool-category-badge {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  background: rgba(99, 102, 241, 0.1);
  color: var(--accent);
  border-radius: 20px;
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 1rem;
}
.tool-hero h1 { font-size: 2.5rem; margin-bottom: 0.5rem; }
.tool-hero-desc { color: var(--text-secondary); font-size: 1.1rem; }

.tool-workspace {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 2rem;
  margin-bottom: 2rem;
  box-shadow: 0 4px 6px rgba(0,0,0,0.02);
}

.tool-info-tabs {
  display: flex;
  border-bottom: 1px solid var(--border);
  margin-bottom: 2rem;
  gap: 1rem;
  overflow-x: auto;
}
.tab-btn {
  background: none;
  border: none;
  padding: 1rem;
  font-size: 1rem;
  font-weight: 500;
  color: var(--text-secondary);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  white-space: nowrap;
}
.tab-btn:hover { color: var(--text); }
.tab-btn.active {
  color: var(--accent);
  border-bottom-color: var(--accent);
}
.tab-content { display: none; }
.tab-content.active { display: block; animation: fadeIn 0.3s; }
.tab-content h2 { margin-bottom: 1rem; }
.features-list, .how-to-list {
  padding-left: 1.5rem;
  margin-bottom: 1.5rem;
}
.features-list li, .how-to-list li { margin-bottom: 0.5rem; }

/* Stats Grid for Tools */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 1rem;
}
.stats-grid .stat-box {
  background: var(--bg);
  padding: 1rem;
  border-radius: 8px;
  border: 1px solid var(--border);
  text-align: center;
}
.stats-grid .stat-val { font-size: 1.5rem; }
.stats-grid .stat-label { font-size: 0.9rem; }

/* AdSense Placeholders */
.ad-container {
  background: var(--bg-secondary);
  border: 1px dashed var(--border);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  margin: 2rem auto;
  color: var(--text-secondary);
  padding: 1rem;
}
.ad-label {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 0.5rem;
}
.ad-placeholder { font-weight: bold; opacity: 0.5; }
.ad-top { width: 100%; max-width: 728px; height: 90px; }
.ad-mid { width: 100%; min-height: 250px; }
.ad-sidebar { width: 300px; height: 250px; margin: 0 0 2rem 0; }
.ad-bottom { width: 100%; max-width: 728px; height: 90px; }

/* Sidebar */
.sidebar-widget {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.5rem;
  margin-bottom: 2rem;
}
.sidebar-widget h3 {
  margin-bottom: 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--border);
}
.sidebar-links {
  list-style: none;
}
.sidebar-links li {
  margin-bottom: 0.75rem;
}
.sidebar-links a {
  color: var(--text);
}
.sidebar-links a:hover {
  color: var(--accent);
}

/* Footer */
.footer {
  background: #0f172a;
  color: #f8fafc;
  padding: 4rem 0 0;
  margin-top: 4rem;
}
.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 3rem;
  margin-bottom: 3rem;
}
.footer h3 {
  color: #fff;
  margin-bottom: 1.5rem;
}
.footer p { color: #94a3b8; }
.footer ul { list-style: none; }
.footer ul li { margin-bottom: 0.75rem; }
.footer ul a { color: #94a3b8; }
.footer ul a:hover { color: #fff; }
.footer-bottom {
  text-align: center;
  padding: 1.5rem 0;
  border-top: 1px solid #1e293b;
  color: #94a3b8;
  font-size: 0.9rem;
}
.newsletter-form {
  display: flex;
  margin-top: 1rem;
}
.newsletter-form input {
  flex: 1;
  padding: 0.5rem;
  border: none;
  border-radius: 4px 0 0 4px;
}
.newsletter-form button {
  border-radius: 0 4px 4px 0;
}

/* Breadcrumb */
.breadcrumb {
  padding: 1rem 0;
  font-size: 0.9rem;
  color: var(--text-secondary);
}
.breadcrumb-list {
  list-style: none;
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}
.breadcrumb-list li + li::before {
  content: '›';
  margin-right: 0.5rem;
}
.breadcrumb-list a { color: var(--text-secondary); }
.breadcrumb-list a:hover { color: var(--text); }
.breadcrumb-list [aria-current] { color: var(--text); font-weight: 500; }

/* Misc */
.toast-container {
  position: fixed;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 9999;
}
.toast {
  background: var(--text);
  color: var(--bg);
  padding: 1rem 2rem;
  border-radius: 50px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.15);
  margin-top: 10px;
  animation: slideUp 0.3s;
}
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  background: #0f172a;
  color: white;
  padding: 1rem 0;
  z-index: 9999;
  box-shadow: 0 -4px 12px rgba(0,0,0,0.1);
}

/* Scroll Animations */
.animate-on-scroll {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}
.animate-on-scroll.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Skeleton loader */
.skeleton {
  background: linear-gradient(90deg, var(--bg-secondary) 25%, var(--border) 50%, var(--bg-secondary) 75%);
  background-size: 200% 100%;
  animation: skeletonLoading 1.5s infinite;
  border-radius: 4px;
}

/* Animations */
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes slideUp { from { transform: translateY(20px); opacity: 0; } to { transform: translateY(0); opacity: 1; } }
@keyframes skeletonLoading { from { background-position: 200% 0; } to { background-position: -200% 0; } }

/* Responsive */
@media (max-width: 1024px) {
  .page-wrapper { flex-direction: column; }
  .sidebar { width: 100%; display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
  .sidebar-widget { margin-bottom: 0; }
  .ad-sidebar { margin: 0 auto; }
}
@media (max-width: 768px) {
  .desktop-nav { display: none; }
  .mobile-menu-btn { display: block; }
  .home-hero h1 { font-size: 2.5rem; }
  .sidebar { grid-template-columns: 1fr; }
  .cookie-banner .container { flex-direction: column; text-align: center; }
}