/* Add these styles to your existing style.css */
.convert-button {
  padding: 12px 24px;
  background: linear-gradient(135deg, var(--tool-primary), var(--tool-primary-dark));
  color: white;
  border-radius: 8px;
  font-weight: 500;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-top: 16px;
  transition: all 0.2s;
  cursor: pointer;
}

.convert-button:hover:not(:disabled) {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
}

.convert-button:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

/* Add these styles to your existing style.css */
.input-tabs {
  display: flex;
  gap: 8px;
  margin: 16px 0;
}

.tab-button {
  padding: 8px 16px;
  border-radius: 6px;
  font-size: 14px;
  font-weight: 500;
  color: var(--gray-600);
  background: var(--gray-100);
  transition: all 0.2s;
}

.tab-button.active {
  color: white;
  background: var(--primary-color);
}

.tab-content {
  display: none;
  width: 100%;
  margin-bottom: 16px;
}

.tab-content.active {
  display: block;
}

.url-input,
.html-input {
  width: 100%;
  padding: 12px;
  border: 1px solid var(--gray-300);
  border-radius: 6px;
  font-size: 14px;
  margin-bottom: 16px;
  transition: all 0.2s;
}

.url-input:focus,
.html-input:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.html-input {
  min-height: 200px;
  resize: vertical;
  font-family: monospace;
}
/* Reset CSS */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

body {
  font-family: var(--font-family);
  color: var(--gray-800);
  background-color: var(--gray-50);
  line-height: var(--line-height-normal);
}

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

input, button, textarea, select {
  font: inherit;
}

p, h1, h2, h3, h4, h5, h6 {
  overflow-wrap: break-word;
}

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

ul, ol {
  list-style: none;
}

button {
  background: none;
  border: none;
  cursor: pointer;
}

/* Main Styles */
:root {
  /* Color System */
  --primary-color: #3b82f6;
  --primary-light: #93c5fd;
  --primary-dark: #1d4ed8;
  --secondary-color: #10b981;
  --secondary-light: #6ee7b7;
  --secondary-dark: #059669;
  --accent-color: #f97316;
  --accent-light: #fdba74;
  --accent-dark: #c2410c;
  --success-color: #22c55e;
  --warning-color: #eab308;
  --error-color: #ef4444;
  --gray-50: #f9fafb;
  --gray-100: #f3f4f6;
  --gray-200: #e5e7eb;
  --gray-300: #d1d5db;
  --gray-400: #9ca3af;
  --gray-500: #6b7280;
  --gray-600: #4b5563;
  --gray-700: #374151;
  --gray-800: #1f2937;
  --gray-900: #111827;
  
  /* Spacing System (8px) */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  
  /* Typography */
  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 1.875rem;
  --font-size-4xl: 2.25rem;
  
  /* Line Heights */
  --line-height-tight: 1.2;
  --line-height-normal: 1.5;
  --line-height-loose: 1.75;
  
  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  
  /* Border Radius */
  --radius-sm: 0.25rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-full: 9999px;
  
  /* Transitions */
  --transition-fast: 150ms ease-in-out;
  --transition-normal: 250ms ease-in-out;
  --transition-slow: 350ms ease-in-out;
}

/* Hero Animations */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeInRight {
  from {
    opacity: 0;
    transform: translateX(-20px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes scaleIn {
  from {
    opacity: 0;
    transform: scale(0.9);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

@keyframes floatAnimation {
  0% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-10px);
  }
  100% {
    transform: translateY(0);
  }
}

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-4);
}

/* Header Styles */
.site-header {
  background-color: white;
  box-shadow: var(--shadow-sm);
  position: sticky;
  top: 0;
  z-index: 100;
  padding: var(--space-4) 0;
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: var(--space-8);
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--gray-800);
  margin-right: auto;
}

.logo a {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.logo img {
  height: 2rem;
  width: auto;
}

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

.main-nav {
  display: flex;
}

@media (max-width: 768px) {
  .main-nav {
    display: none;
    position: fixed;
    top: 70px;
    left: 0;
    right: 0;
    background: #FFFFFF;
    padding: var(--space-4);
    box-shadow: var(--shadow-lg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    animation: slideDown 0.3s ease-out;
  }

  @keyframes slideDown {
    from {
      opacity: 0;
      transform: translateY(-10px);
    }
    to {
      opacity: 1;
      transform: translateY(0);
    }
  }

  .main-nav.active {
    display: flex;
  }

  .main-nav ul {
    flex-direction: column;
    width: 100%;
    gap: var(--space-2);
  }

  .main-nav li {
    width: 100%;
    transform: translateX(-20px);
    opacity: 0;
    animation: slideIn 0.3s ease-out forwards;
  }

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

  .main-nav li:nth-child(1) { animation-delay: 0.1s; }
  .main-nav li:nth-child(2) { animation-delay: 0.2s; }
  .main-nav li:nth-child(3) { animation-delay: 0.3s; }
  .main-nav li:nth-child(4) { animation-delay: 0.4s; }

  .main-nav a {
    display: block;
    padding: var(--space-3) var(--space-4);
    width: 100%;
    color: white;
    border-radius: var(--radius-lg);
    background: linear-gradient(to right, rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0.05));
    backdrop-filter: blur(5px);
    -webkit-backdrop-filter: blur(5px);
    transition: all var(--transition-normal);
    border: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
    font-weight: 500;
  }

  .main-nav a:hover {
    background: linear-gradient(to right, rgba(255, 255, 255, 0.2), rgba(255, 255, 255, 0.1));
    transform: translateX(5px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
  }

  .main-nav li.active a {
    color: white;
    border: none;
  }

  .main-nav li.active a::after {
    display: none;
  }

  .menu-toggle {
    display: flex;
    flex-direction: column;
    gap: 4px;
    padding: var(--space-2);
    z-index: 101;
  }

  .menu-toggle span {
    width: 24px;
    height: 2px;
    background-color: var(--gray-800);
    border-radius: var(--radius-full);
    transition: all var(--transition-normal);
  }
}

.main-nav ul {
  display: flex;
  gap: var(--space-6);
}

.main-nav a {
  font-weight: 500;
  color: var(--gray-600);
  transition: color var(--transition-fast);
  padding: var(--space-2) 0;
  position: relative;
}

.main-nav a:hover,
.main-nav li.active a {
  color: var(--primary-color);
}

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

.menu-toggle {
  display: none;
}

/* Hero Section */
.hero {
  background-color: white;
  padding: var(--space-12) 0;
  border-bottom: 1px solid var(--gray-200);
  overflow: hidden;
}

.hero-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-8);
}

.hero-text {
  flex: 1;
  animation: fadeInRight 1s ease-out;
}

.hero-image {
  flex: 1;
  display: flex;
  justify-content: center;
  align-items: center;
  animation: scaleIn 1s ease-out;
}

.hero-image img {
  max-width: 250px;
  height: auto;
  animation: floatAnimation 3s ease-in-out infinite;
}

.hero h1 {
  font-size: var(--font-size-3xl);
  font-weight: 700;
  color: transparent;
  background: linear-gradient(135deg, var(--gray-900) 0%, var(--primary-color) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  margin-bottom: var(--space-3);
  line-height: var(--line-height-tight);
  text-align: left;
  opacity: 0;
  animation: fadeInUp 0.8s ease-out forwards;
  animation-delay: 0.2s;
}

.hero .subtitle {
  font-size: var(--font-size-xl);
  color: var(--gray-600);
  margin-bottom: var(--space-6);
  text-align: left;
  opacity: 0;
  animation: fadeInUp 0.8s ease-out forwards;
  animation-delay: 0.4s;
}

.hero .description {
  font-size: var(--font-size-lg);
  margin-bottom: var(--space-4);
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-2);
  text-align: left;
  opacity: 0;
  animation: fadeInUp 0.8s ease-out forwards;
  animation-delay: 0.6s;
}

.action-button {
  display: inline-block;
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-md);
  font-weight: 500;
  color: white;
  transition: transform var(--transition-fast);
  opacity: 0;
  animation: scaleIn 0.5s ease-out forwards;
}

.action-button:hover {
  transform: translateY(-2px);
}

.action-button.merge {
  background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
  animation-delay: 0.8s;
}

.action-button.compress {
  background: linear-gradient(135deg, var(--secondary-color), var(--secondary-dark));
  animation-delay: 1s;
}

.action-button.edit {
  background: linear-gradient(135deg, var(--warning-color), #d97706);
  animation-delay: 1.2s;
}

.action-button.convert {
  background: linear-gradient(135deg, var(--accent-color), var(--accent-dark));
  animation-delay: 1.4s;
}

/* Tools Section */
.tools-section {
  padding: var(--space-16) 0;
}

.tools-section h2 {
  text-align: center;
  font-size: var(--font-size-3xl);
  font-weight: 700;
  margin-bottom: var(--space-3);
  color: var(--gray-900);
}

.section-description {
  text-align: center;
  max-width: 600px;
  margin: 0 auto var(--space-8);
  color: var(--gray-600);
}

.search-box {
  max-width: 500px;
  margin: 0 auto var(--space-10);
  position: relative;
}

.search-box input {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  padding-left: var(--space-10);
  border: 1px solid var(--gray-300);
  border-radius: var(--radius-full);
  font-size: var(--font-size-base);
  transition: all var(--transition-fast);
}

.search-box input:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px var(--primary-light);
}

.search-icon {
  position: absolute;
  left: var(--space-4);
  top: 50%;
  transform: translateY(-50%);
  color: var(--gray-400);
  pointer-events: none;
}

.search-results {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: white;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--gray-200);
  margin-top: var(--space-2);
  max-height: 400px;
  overflow-y: auto;
  z-index: 1000;
  display: none;
}

.search-results.active {
  display: block;
  animation: fadeIn 0.2s ease-out;
}

.search-result-item {
  display: flex;
  align-items: center;
  padding: var(--space-3) var(--space-4);
  gap: var(--space-3);
  cursor: pointer;
  transition: all var(--transition-fast);
  text-decoration: none;
  color: inherit;
}

.search-result-item:hover {
  background: var(--gray-50);
}

.search-result-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
}

.search-result-icon img {
  width: 24px;
  height: 24px;
}

.search-result-content {
  flex: 1;
}

.search-result-title {
  font-weight: 600;
  color: var(--gray-900);
  margin-bottom: var(--space-1);
}

.search-result-description {
  font-size: var(--font-size-sm);
  color: var(--gray-600);
}

.no-results {
  padding: var(--space-4);
  text-align: center;
  color: var(--gray-600);
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.tools-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
  max-width: 1000px;
  margin: 0 auto;
}

.tool-card {
  background-color: white;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  padding: var(--space-4);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal), background var(--transition-normal);
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  border: 1px solid var(--gray-200);
  height: 180px;
  position: relative;
  overflow: hidden;
}

.tool-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.8), rgba(255,255,255,0.9));
  z-index: 1;
  opacity: 1;
  transition: opacity var(--transition-normal);
}

.tool-card > * {
  position: relative;
  z-index: 2;
}

.tool-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.tool-card:hover::before {
  opacity: 0;
}

/* Tool card hover gradients */
.tool-card[data-tool="merge"]:hover { background: linear-gradient(135deg, #60a5fa, #2563eb); }
.tool-card[data-tool="compress"]:hover { background: linear-gradient(135deg, #34d399, #059669); }
.tool-card[data-tool="rotate"]:hover { background: linear-gradient(135deg, #60a5fa, #2563eb); }
.tool-card[data-tool="grayscale"]:hover { background: linear-gradient(135deg, #9ca3af, #4b5563); }
.tool-card[data-tool="repair"]:hover { background: linear-gradient(135deg, #f87171, #dc2626); }
.tool-card[data-tool="to-word"]:hover { background: linear-gradient(135deg, #60a5fa, #1d4ed8); }
.tool-card[data-tool="html-to-pdf"]:hover { background: linear-gradient(135deg, #fb923c, #ea580c); }
.tool-card[data-tool="protect"]:hover { background: linear-gradient(135deg, #818cf8, #4f46e5); }
.tool-card[data-tool="unlock"]:hover { background: linear-gradient(135deg, #fbbf24, #d97706); }
.tool-card[data-tool="protect-word"]:hover { background: linear-gradient(135deg, #60a5fa, #1d4ed8); }
.tool-card[data-tool="ppt-to-pdf"]:hover { background: linear-gradient(135deg, #f472b6, #db2777); }
.tool-card[data-tool="to-excel"]:hover { background: linear-gradient(135deg, #34d399, #059669); }
.tool-card[data-tool="to-jpg"]:hover { background: linear-gradient(135deg, #fbbf24, #d97706); }
.tool-card[data-tool="pdf-to-ppt"]:hover { background: linear-gradient(135deg, #f472b6, #db2777); }
.tool-card[data-tool="pub-to-pdf"]:hover { background: linear-gradient(135deg, #fb923c, #ea580c); }
.tool-card[data-tool="pdf-to-txt"]:hover { background: linear-gradient(135deg, #9ca3af, #4b5563); }
.tool-card[data-tool="word-to-pdf"]:hover { background: linear-gradient(135deg, #60a5fa, #1d4ed8); }
.tool-card[data-tool="txt-to-pdf"]:hover { background: linear-gradient(135deg, #fb923c, #ea580c); }

.tool-card:hover h3,
.tool-card:hover p {
  color: white;
}

.tool-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-3);
}

.tool-icon img {
  width: 28px;
  height: 28px;
}

.merge-icon { background-color: #e0f2fe; }
.compress-icon { background-color: #dcfce7; }
.rotate-icon { background-color: #e0f2fe; }
.grayscale-icon { background-color: #f3f4f6; }
.repair-icon { background-color: #fee2e2; }
.to-word-icon { background-color: #e0f2fe; }
.to-pdf-icon { background-color: #fff7ed; }
.protect-icon { background-color: #e0e7ff; }
.unlock-icon { background-color: #fef3c7; }
.protect-word-icon { background-color: #e0f2fe; }
.to-ppt-icon { background-color: #fff1f2; }
.to-excel-icon { background-color: #dcfce7; }
.to-jpg-icon { background-color: #fef3c7; }

.tool-card h3 {
  font-size: var(--font-size-lg);
  font-weight: 600;
  margin-bottom: var(--space-2);
  color: var(--gray-900);
  transition: color var(--transition-normal);
}

.tool-card p {
  font-size: var(--font-size-sm);
  color: var(--gray-600);
  line-height: var(--line-height-normal);
  transition: color var(--transition-normal);
}

/* Why Choose Section */
.why-choose-section {
  padding: var(--space-16) 0;
  background: linear-gradient(to bottom, var(--gray-50), white);
  border-top: 1px solid var(--gray-100);
}

.why-choose-section h2 {
  text-align: center;
  font-size: var(--font-size-3xl);
  font-weight: 700;
  margin-bottom: var(--space-8);
  color: var(--gray-900);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background-color: var(--gray-200);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
  overflow: hidden;
  max-width: 1000px;
  margin: 0 auto;
}

.feature-card {
  background-color: white;
  padding: var(--space-6);
  transition: all var(--transition-normal);
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-3);
  position: relative;
  overflow: hidden;
}

.feature-icon {
  width: 48px;
  height: 48px;
  transition: transform var(--transition-normal);
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.1), rgba(29, 78, 216, 0.1));
  opacity: 0;
  transition: opacity var(--transition-normal);
}

.feature-card:hover {
  background: white;
}

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

.feature-card:hover .feature-icon {
  transform: scale(1.1);
}

.feature-card:hover h3 {
  color: var(--primary-color);
}

.feature-card h3 {
  font-size: var(--font-size-lg);
  font-weight: 600;
  margin-bottom: var(--space-2);
  color: var(--gray-900);
  transition: color var(--transition-normal);
  position: relative;
  z-index: 1;
}

.feature-card p {
  font-size: var(--font-size-sm);
  color: var(--gray-600);
  line-height: var(--line-height-normal);
  position: relative;
  z-index: 1;
}

/* Types Section */
.types-section {
  padding: var(--space-16) 0;
  background-color: white;
}

.types-grid {
  display: flex;
  align-items: flex-start;
  gap: var(--space-12);
  max-width: 1200px;
  margin: 0 auto;
}

.types-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.section-header {
  margin-bottom: var(--space-6);
}

.section-header h2 {
  font-size: var(--font-size-3xl);
  font-weight: 700;
  margin-bottom: var(--space-2);
  color: var(--gray-900);
  background: linear-gradient(135deg, var(--gray-900) 0%, var(--primary-color) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.section-subtitle {
  font-size: var(--font-size-lg);
  color: var(--gray-600);
  line-height: 1.4;
  max-width: 500px;
}

.features-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-3);
}

.type-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-lg);
  transition: transform var(--transition-normal);
}

.type-item:nth-child(1) { background: linear-gradient(135deg, #60a5fa, #2563eb); }
.type-item:nth-child(2) { background: linear-gradient(135deg, #34d399, #059669); }
.type-item:nth-child(3) { background: linear-gradient(135deg, #f472b6, #db2777); }
.type-item:nth-child(4) { background: linear-gradient(135deg, #fb923c, #ea580c); }
.type-item:nth-child(5) { background: linear-gradient(135deg, #818cf8, #4f46e5); }
.type-item:nth-child(6) { background: linear-gradient(135deg, #fbbf24, #d97706); }

.type-item:hover {
  transform: translateY(-2px);
}

.type-item i {
  font-size: 1.25rem;
  color: white;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-md);
}

.type-item h3 {
  font-size: var(--font-size-base);
  font-weight: 600;
  color: white;
  margin: 0;
}

.types-image {
  flex: 1;
  display: flex;
  justify-content: center;
  align-items: center;
}

.feature-illustration {
  max-width: 500px;
  height: auto;
  animation: floatAnimation 3s ease-in-out infinite;
}

/* FAQ Section */
.faq-section {
  padding: var(--space-16) 0;
  background: linear-gradient(135deg, var(--gray-50), white);
  border-top: 1px solid var(--gray-100);
}

.faq-section h2 {
  text-align: center;
  font-size: var(--font-size-3xl);
  font-weight: 700;
  margin-bottom: var(--space-8);
  background: linear-gradient(135deg, var(--gray-900) 0%, var(--primary-color) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.faq-grid {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.faq-item {
  background: white;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--gray-100);
  transition: all var(--transition-normal);
}

.faq-question {
  padding: var(--space-4) var(--space-6);
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  user-select: none;
  background: white;
  transition: background var(--transition-normal);
}

.faq-question h3 {
  font-size: var(--font-size-lg);
  font-weight: 600;
  color: var(--gray-800);
  margin: 0;
}

.faq-toggle {
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-full);
  background: var(--gray-100);
  transition: all var(--transition-normal);
}

.faq-toggle::before,
.faq-toggle::after {
  content: '';
  position: absolute;
  background: var(--gray-600);
  border-radius: 2px;
  transition: all var(--transition-normal);
}

.faq-toggle::before {
  width: 12px;
  height: 2px;
}

.faq-toggle::after {
  width: 2px;
  height: 12px;
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: all var(--transition-normal);
  background: white;
}

.faq-answer p {
  padding: 0 var(--space-6) var(--space-4);
  color: var(--gray-600);
  line-height: var(--line-height-normal);
}

.faq-item.active {
  box-shadow: var(--shadow-md);
}

.faq-item.active .faq-question {
  background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
}

.faq-item.active .faq-question h3 {
  color: white;
}

.faq-item.active .faq-toggle {
  background: rgba(255, 255, 255, 0.2);
  transform: rotate(45deg);
}

.faq-item.active .faq-toggle::before,
.faq-item.active .faq-toggle::after {
  background: white;
}

.faq-item.active .faq-answer {
  max-height: 200px;
}

/* Thank You Section */
.thank-you-section {
  padding: var(--space-6) 0;
  background: linear-gradient(135deg, var(--gray-50) 0%, white 100%);
}

.thank-you-content {
  max-width: 600px;
  margin: 0 auto;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
}

.thank-you-content h2 {
  font-size: var(--font-size-2xl);
  font-weight: 700;
  background: linear-gradient(135deg, var(--gray-900), var(--primary-color));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  margin-bottom: var(--space-1);
}

.thank-you-content p {
  color: var(--gray-600);
  font-size: var(--font-size-base);
  margin-bottom: var(--space-3);
  line-height: 1.4;
}

.users-count {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  background: linear-gradient(135deg, var(--primary-light), var(--secondary-light));
  border-radius: var(--radius-full);
  font-size: var(--font-size-lg);
  font-weight: 500;
  color: var(--gray-800);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-normal);
}

.users-count:hover {
  transform: translateY(-2px);
}

.heart-icon {
  color: #ff4b6e;
  animation: heartBeat 1.5s ease-in-out infinite;
}

@keyframes heartBeat {
  0% { transform: scale(1); }
  14% { transform: scale(1.2); }
  28% { transform: scale(1); }
  42% { transform: scale(1.2); }
  70% { transform: scale(1); }
}

/* Footer */
footer {
  background-color: white;
  padding: var(--space-10) 0;
  border-top: 1px solid var(--gray-200);
  text-align: center;
}

.footer-logo {
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-4);
}

.footer-logo a {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.footer-logo img {
  height: 1.5rem;
  width: auto;
}

.footer-logo h3 {
  font-size: var(--font-size-lg);
  font-weight: 700;
}

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

.footer-description {
  margin: 0 auto var(--space-6);
  max-width: 600px;
  color: var(--gray-600);
}

.footer-links {
  display: flex;
  justify-content: center;
  gap: var(--space-6);
  margin-bottom: var(--space-6);
}

.footer-links a {
  color: var(--gray-600);
  transition: all var(--transition-fast);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-md);
  background-color: var(--gray-50);
}

.footer-links a:hover {
  color: var(--primary-color);
  background-color: var(--gray-100);
  transform: translateY(-2px);
}

.copyright {
  color: var(--gray-500);
  font-size: var(--font-size-sm);
}

/* Responsive Styles */
@media (max-width: 1024px) {
  .hero-content {
    flex-direction: column;
    text-align: center;
  }

  .hero-text {
    order: 1;
  }

  .hero-image {
    order: 2;
  }

  .hero h1,
  .hero .subtitle,
  .hero .description {
    text-align: center;
  }

  .hero .description {
    justify-content: center;
  }
  
  .tools-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .types-grid {
    flex-direction: column;
    gap: var(--space-8);
  }

  .types-content {
    width: 100%;
  }

  .feature-illustration {
    max-width: 300px;
  }

  .section-subtitle {
    max-width: 100%;
  }
}

@media (max-width: 768px) {
  .main-nav {
    display: none;
  }
  
  .menu-toggle {
    display: flex;
    flex-direction: column;
    gap: 4px;
  }
  
  .menu-toggle span {
    width: 24px;
    height: 2px;
    background-color: var(--gray-800);
    border-radius: var(--radius-full);
    transition: transform var(--transition-fast);
  }
  
  .hero h1 {
    font-size: var(--font-size-2xl);
  }
  
  .hero .subtitle {
    font-size: var(--font-size-lg);
  }
  
  .tools-section h2 {
    font-size: var(--font-size-2xl);
  }
  
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .thank-you-content {
    max-width: 320px;
  }
}

@media (max-width: 480px) {
  .hero {
    padding: var(--space-8) 0;
  }
  
  .tools-section {
    padding: var(--space-10) 0;
  }
  
  .hero h1 {
    font-size: var(--font-size-xl);
  }
  
  .tools-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-links {
    flex-wrap: wrap;
    gap: var(--space-4);
  }
  
  .features-grid {
    grid-template-columns: 1fr;
  }
  
  .why-choose-section {
    padding: var(--space-10) 0;
  }
}