/* ToolsCrush Main Stylesheet - Premium & Minimal SaaS Design System */

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

:root {
  /* Colors */
  --bg-primary: #f8fafc;
  --bg-secondary: #ffffff;
  --color-primary: #4f46e5;
  --color-primary-hover: #4338ca;
  --color-success: #0d9488;
  --color-danger: #e11d48;
  
  --text-dark: #0f172a;
  --text-secondary: #475569;
  --text-muted: #64748b;
  --border-color: #e2e8f0;
  
  /* Fonts & Weights */
  --font-family: 'Inter', system-ui, -apple-system, sans-serif;
  
  /* Spacing & Borders */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.05);
  --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.05), 0 2px 4px -2px rgba(0,0,0,0.05);
  --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.05), 0 4px 6px -4px rgba(0,0,0,0.05);
  --shadow-hover: 0 20px 25px -5px rgba(79, 70, 229, 0.08), 0 10px 10px -5px rgba(79, 70, 229, 0.04);
  
  /* Layout Bounds */
  --max-width: 1200px;
  --header-height: 64px;
}

/* Dark Mode Support (Future Expansion Ready) */
[data-theme="dark"] {
  --bg-primary: #0f172a;
  --bg-secondary: #1e293b;
  --text-dark: #f8fafc;
  --text-secondary: #cbd5e1;
  --text-muted: #94a3b8;
  --border-color: #334155;
  --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.2);
  --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.3);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-family);
  background-color: var(--bg-primary);
  color: var(--text-dark);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  padding-top: var(--header-height);
}

a {
  text-decoration: none;
  color: inherit;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

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

/* Base Container */
.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Header & Navigation */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-height);
  background-color: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border-color);
  z-index: 1000;
  display: flex;
  align-items: center;
  transition: background-color 0.3s;
}

[data-theme="dark"] .header {
  background-color: rgba(30, 41, 59, 0.95);
}

.header-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
}

.logo {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 20px;
  font-weight: 800;
  color: var(--text-dark);
  letter-spacing: -0.5px;
}

.logo span {
  color: var(--color-primary);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 24px;
}

.nav-link {
  font-size: 14px;
  font-weight: 500;
  color: var(--text-secondary);
  transition: color 0.2s;
  position: relative;
  padding: 6px 0;
}

.nav-link:hover {
  color: var(--color-primary);
}

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background-color: var(--color-primary);
  border-radius: 2px;
}

.btn-header {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background-color: var(--color-primary);
  color: #ffffff;
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-weight: 600;
  transition: background-color 0.2s, transform 0.1s;
  cursor: pointer;
}

.btn-header:hover {
  background-color: var(--color-primary-hover);
}

.btn-header:active {
  transform: scale(0.98);
}

/* Hamburger menu button for mobile */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 4px;
  cursor: pointer;
  z-index: 1001;
}

.hamburger span {
  width: 22px;
  height: 2px;
  background-color: var(--text-dark);
  border-radius: 2px;
  transition: transform 0.2s, opacity 0.2s;
}

/* Compact Hero Section */
.hero {
  padding: 24px 0 16px 0;
  text-align: center;
  background-color: var(--bg-primary);
  border-bottom: 1px solid var(--border-color);
}

.hero-content {
  max-width: 600px;
  margin: 0 auto;
}

.hero h1 {
  font-size: 26px;
  font-weight: 800;
  letter-spacing: -0.5px;
  margin-bottom: 6px;
  color: var(--text-dark);
}

.hero h1 span {
  color: var(--color-primary);
}

.hero p {
  font-size: 14px;
  color: var(--text-secondary);
  margin-bottom: 16px;
}

/* Search Bar Above The Fold */
.search-container {
  position: relative;
  max-width: 500px;
  margin: 0 auto;
}

.search-input {
  width: 100%;
  padding: 12px 16px 12px 42px;
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  font-size: 15px;
  color: var(--text-dark);
  box-shadow: var(--shadow-sm);
  transition: border-color 0.2s, box-shadow 0.2s;
}

.search-input:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.15);
}

.search-icon {
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  width: 18px;
  height: 18px;
  pointer-events: none;
}

/* Category Navigation Tabs */
.category-nav {
  border-bottom: 1px solid var(--border-color);
  background-color: var(--bg-secondary);
  position: sticky;
  top: var(--header-height);
  z-index: 90;
}

.category-tabs {
  display: flex;
  gap: 8px;
  padding: 12px 0;
  overflow-x: auto;
  scrollbar-width: none; /* Hide scrollbar for Firefox */
  -webkit-overflow-scrolling: touch;
}

.category-tabs::-webkit-scrollbar {
  display: none; /* Hide scrollbar for Chrome/Safari */
}

.category-tab {
  flex-shrink: 0;
  padding: 8px 16px;
  border-radius: 20px;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-secondary);
  cursor: pointer;
  white-space: nowrap;
  transition: background-color 0.2s, color 0.2s;
}

.category-tab:hover {
  background-color: var(--bg-primary);
  color: var(--color-primary);
}

.category-tab.active {
  background-color: var(--color-primary);
  color: #ffffff;
}

/* Tools Grid Section */
.tools-section {
  padding: 32px 0;
}

.section-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 24px;
}

.section-title {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-dark);
  display: flex;
  align-items: center;
  gap: 8px;
}

.tools-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

/* Premium Minimalist Tool Card Design */
.tool-card {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 20px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  box-shadow: var(--shadow-sm);
  transition: transform 0.25s cubic-bezier(0.16, 1, 0.3, 1), 
              box-shadow 0.25s cubic-bezier(0.16, 1, 0.3, 1),
              border-color 0.2s;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  height: 100%;
}

.tool-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-primary);
}

.card-badge {
  display: inline-block;
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--color-primary);
  background-color: rgba(79, 70, 229, 0.08);
  padding: 2px 8px;
  border-radius: 12px;
  margin-bottom: 12px;
  letter-spacing: 0.5px;
}

.card-icon-container {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  background-color: #f1f5f9;
  border-radius: var(--radius-sm);
  color: var(--text-dark);
  margin-bottom: 14px;
  transition: background-color 0.2s, color 0.2s;
}

.tool-card:hover .card-icon-container {
  background-color: var(--color-primary);
  color: #ffffff;
}

.card-title {
  font-size: 15px;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 6px;
  line-height: 1.3;
}

.card-desc {
  font-size: 12px;
  color: var(--text-secondary);
  line-height: 1.4;
  flex-grow: 1; /* Pushes card footer or bounds */
}

/* Why Choose Us Section */
.why-section {
  background-color: var(--bg-secondary);
  padding: 40px 0;
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
}

.why-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 24px;
}

.why-card {
  padding: 20px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  background-color: var(--bg-primary);
  text-align: center;
}

.why-icon {
  margin: 0 auto 12px auto;
  color: var(--color-primary);
  width: 28px;
  height: 28px;
}

.why-card h3 {
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 8px;
}

.why-card p {
  font-size: 12px;
  color: var(--text-secondary);
  line-height: 1.5;
}

/* Blog List Section */
.blog-section {
  padding: 40px 0;
}

.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.blog-card {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  transition: transform 0.2s, box-shadow 0.2s;
}

.blog-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.blog-img {
  width: 100%;
  height: 160px;
  object-fit: cover;
  background-color: #e2e8f0;
}

.blog-content {
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  flex-grow: 1;
}

.blog-meta {
  font-size: 11px;
  color: var(--text-muted);
  display: flex;
  gap: 12px;
}

.blog-title {
  font-size: 14px;
  font-weight: 700;
  line-height: 1.4;
}

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

.blog-excerpt {
  font-size: 12px;
  color: var(--text-secondary);
  line-height: 1.5;
}

/* Footer Section */
.footer {
  background-color: #0f172a;
  color: #cbd5e1;
  padding: 48px 0 24px 0;
  font-size: 13px;
  border-top: 1px solid #1e293b;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 32px;
  margin-bottom: 32px;
}

.footer-col h3 {
  color: #ffffff;
  font-size: 14px;
  font-weight: 700;
  margin-bottom: 16px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.footer-col p {
  color: #94a3b8;
  line-height: 1.6;
  margin-bottom: 12px;
}

.footer-col ul {
  list-style: none;
}

.footer-col ul li {
  margin-bottom: 10px;
}

.footer-col ul li a {
  color: #94a3b8;
  transition: color 0.2s;
}

.footer-col ul li a:hover {
  color: #ffffff;
}

.footer-bottom {
  border-top: 1px solid #1e293b;
  padding-top: 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  color: #64748b;
  font-size: 12px;
}

.footer-links {
  display: flex;
  gap: 16px;
}

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

/* Mobile Responsiveness Rules */
@media (max-width: 1024px) {
  .tools-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  .blog-grid, .why-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  body {
    padding-top: 56px;
  }
  
  .header {
    height: 56px;
  }
  
  .hamburger {
    display: flex;
  }
  
  .nav-links {
    position: fixed;
    top: 56px;
    left: -100%;
    width: 100%;
    height: calc(100vh - 56px);
    background-color: var(--bg-secondary);
    flex-direction: column;
    align-items: center;
    padding: 40px 24px;
    gap: 24px;
    transition: left 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    border-top: 1px solid var(--border-color);
    box-shadow: var(--shadow-lg);
  }
  
  .nav-links.active {
    left: 0;
  }
  
  .tools-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }
  
  .why-grid, .blog-grid, .footer-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  
  .hero h1 {
    font-size: 22px;
  }
  
  .hero p {
    font-size: 13px;
  }
}

@media (max-width: 480px) {
  .tools-grid {
    grid-template-columns: 1fr;
  }
  
  .container {
    padding: 0 16px;
  }
}

/* Tool Detail Layout Page Styles */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 16px;
}

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

.tool-page-header {
  margin: 16px 0 24px 0;
}

.tool-page-header h1 {
  font-size: 28px;
  font-weight: 800;
  letter-spacing: -0.5px;
  color: var(--text-dark);
  margin-bottom: 8px;
}

.tool-page-header p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.5;
}

/* Content Rich Section */
.seo-content-section {
  padding: 48px 0;
  background-color: var(--bg-secondary);
  border-top: 1px solid var(--border-color);
  margin-top: 48px;
}

.seo-content-container {
  max-width: 800px;
  margin: 0 auto;
}

.seo-content-container h2 {
  font-size: 20px;
  font-weight: 700;
  color: var(--text-dark);
  margin: 32px 0 16px 0;
}

.seo-content-container p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 16px;
}

.seo-content-container ul, .seo-content-container ol {
  margin-bottom: 16px;
  padding-left: 20px;
}

.seo-content-container li {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 8px;
}

/* FAQ Accordions */
.faq-grid {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 20px;
}

.faq-item {
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  background-color: var(--bg-primary);
  overflow: hidden;
}

.faq-question {
  padding: 14px 16px;
  font-size: 14px;
  font-weight: 600;
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  user-select: none;
}

.faq-answer {
  padding: 0 16px;
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.2s ease-out, padding 0.2s ease-out;
  font-size: 13.5px;
  color: var(--text-secondary);
  line-height: 1.6;
}

.faq-item.active .faq-answer {
  padding: 12px 16px 16px 16px;
  max-height: 300px;
  border-top: 1px solid var(--border-color);
  background-color: var(--bg-secondary);
}

.faq-arrow {
  transition: transform 0.2s;
}

.faq-item.active .faq-arrow {
  transform: rotate(180deg);
}

/* Toast Notification Utility */
.toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  z-index: 2000;
}

.toast {
  background-color: #1e293b;
  color: #ffffff;
  padding: 12px 20px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-weight: 500;
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 8px;
  animation: slideIn 0.3s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes slideIn {
  from {
    transform: translateX(100%);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}