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

:root {
  /* Color System - Modern Cyan/Teal Theme */
  --primary-color: #06b6d4;
  --primary-hover: #0891b2;
  --primary-light: rgba(6, 182, 212, 0.1);
  --primary-dark: #0e7490;
  --secondary-color: #333;
  --text-color: #333;
  --text-light: #666;
  --text-lighter: #999;
  --bg-color: #f8f9fa;
  --bg-white: #ffffff;
  --border-color: #e0e0e0;
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.08);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.12);
  --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.15);
  --shadow-hover: 0 6px 20px rgba(6, 182, 212, 0.25);
  
  /* Spacing System */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --spacing-2xl: 4rem;
  
  /* Typography */
  --font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  --font-size-xs: 0.75rem;
  --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: 2rem;
  --font-size-4xl: 2.5rem;
  
  /* Border Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-full: 9999px;
  
  /* Transitions */
  --transition-fast: 0.15s ease;
  --transition-base: 0.3s ease;
  --transition-slow: 0.5s ease;
}

body {
  font-family: var(--font-family);
  line-height: 1.7;
  color: var(--text-color);
  background-color: var(--bg-color);
  font-size: var(--font-size-base);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
  width: 100%;
}

@media (min-width: 1400px) {
  .container {
    max-width: 1400px;
  }
}

/* Header Styles */
.header {
  background-color: var(--bg-white);
  box-shadow: var(--shadow-sm);
  position: sticky;
  top: 0;
  z-index: 1000;
  backdrop-filter: blur(10px);
  background-color: rgba(255, 255, 255, 0.95);
  transition: box-shadow var(--transition-base);
}

.header:hover {
  box-shadow: var(--shadow-md);
}

.header-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-md) 0;
  min-height: 70px;
}

.logo a {
  text-decoration: none;
  display: inline-flex;
  align-items: baseline;
  transition: transform var(--transition-fast);
}

.logo a:hover {
  transform: scale(1.02);
}

.logo-text {
  font-family: var(--font-family);
  font-size: var(--font-size-3xl);
  font-weight: 700;
  color: var(--primary-color);
  letter-spacing: -0.5px;
  transition: color var(--transition-base);
}

.logo-dot {
  font-family: var(--font-family);
  font-size: var(--font-size-3xl);
  font-weight: 700;
  color: var(--text-color);
}

.logo-domain {
  font-family: var(--font-family);
  font-size: var(--font-size-3xl);
  font-weight: 600;
  color: var(--text-color);
  letter-spacing: -0.5px;
}

.nav-menu {
  display: flex;
  list-style: none;
  gap: var(--spacing-xs);
  align-items: center;
}

.nav-menu li a {
  text-decoration: none;
  color: var(--text-color);
  font-size: var(--font-size-sm);
  font-weight: 500;
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
  display: inline-block;
}

.nav-menu li a::before {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--primary-color);
  transition: width var(--transition-base), opacity var(--transition-base);
  opacity: 0;
}

.nav-menu li a::after {
  content: '';
  position: absolute;
  inset: 0;
  background-color: var(--primary-light);
  border-radius: var(--radius-md);
  opacity: 0;
  transition: opacity var(--transition-base);
}

.nav-menu li a.active {
  color: var(--primary-color);
  font-weight: 600;
}

.nav-menu li a.active::before {
  width: 60%;
  opacity: 1;
}

.nav-menu li a:hover {
  color: var(--primary-color);
}

.nav-menu li a:hover::after {
  opacity: 1;
}

.nav-menu li a:hover::before {
  width: 60%;
  opacity: 1;
}

.menu-toggle {
  display: none;
  background: none;
  border: none;
  font-size: var(--font-size-xl);
  cursor: pointer;
  color: var(--text-color);
  padding: var(--spacing-xs);
  border-radius: var(--radius-md);
  transition: background-color var(--transition-fast), color var(--transition-fast);
}

.menu-toggle:hover {
  background-color: var(--primary-light);
  color: var(--primary-color);
}

/* Mobile Menu Overlay */
.menu-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.5);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s, visibility 0.3s;
  z-index: 998;
}

.menu-overlay.active {
  opacity: 1;
  visibility: visible;
}

.nav-close {
  display: none;
  background: none;
  border: none;
  font-size: 24px;
  cursor: pointer;
  color: #333;
  position: absolute;
  top: 20px;
  right: 20px;
}

/* Main Content Styles */
.main {
  padding: var(--spacing-xl) 0;
  min-height: calc(100vh - 200px);
}

.category-nav {
  background-color: var(--bg-white);
  border-radius: var(--radius-lg);
  padding: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition-base);
}

.category-nav:hover {
  box-shadow: var(--shadow-md);
}

.category-nav ul {
  display: flex;
  list-style: none;
  gap: var(--spacing-xs);
  flex-wrap: wrap;
  justify-content: center;
  padding: var(--spacing-xs) 0;
}

.category-nav ul li a {
  text-decoration: none;
  color: var(--text-color);
  font-size: var(--font-size-sm);
  font-weight: 500;
  padding: var(--spacing-xs) var(--spacing-md);
  border-radius: var(--radius-full);
  white-space: nowrap;
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
  display: inline-block;
  border: 1px solid transparent;
}

.category-nav ul li a::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--primary-color), var(--primary-hover));
  opacity: 0;
  transition: opacity var(--transition-base);
  border-radius: var(--radius-full);
}

.category-nav ul li a span {
  position: relative;
  z-index: 1;
}

.category-nav ul li a.active {
  background-color: var(--primary-color);
  color: var(--bg-white);
  border-color: var(--primary-color);
  box-shadow: var(--shadow-sm);
}

.category-nav ul li a:hover:not(.active) {
  color: var(--primary-color);
  border-color: var(--primary-light);
  background-color: var(--primary-light);
  transform: translateY(-2px);
}

/* Tool Search Styles */
.tool-search {
  margin-bottom: var(--spacing-xl);
  position: relative;
}

.search-container {
  position: relative;
  width: 100%;
  max-width: 600px;
  margin: 0 auto;
}

#tool-search-input {
  width: 100%;
  padding: var(--spacing-md) 50px var(--spacing-md) var(--spacing-lg);
  border: 2px solid var(--border-color);
  border-radius: var(--radius-full);
  font-size: var(--font-size-base);
  background-color: var(--bg-white);
  transition: all var(--transition-base);
  box-shadow: var(--shadow-sm);
}

#tool-search-input:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 4px var(--primary-light), var(--shadow-md);
  transform: translateY(-2px);
}

#tool-search-input::placeholder {
  color: var(--text-lighter);
}

#search-button {
  position: absolute;
  right: var(--spacing-sm);
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  font-size: var(--font-size-lg);
  color: var(--text-light);
  cursor: pointer;
  padding: var(--spacing-xs);
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
  display: flex;
  align-items: center;
  justify-content: center;
}

#search-button:hover {
  color: var(--primary-color);
  background-color: var(--primary-light);
  transform: translateY(-50%) scale(1.1);
}

/* No Results Message Styles */
.no-results {
  text-align: center;
  padding: var(--spacing-2xl) var(--spacing-lg);
  background-color: var(--bg-white);
  border-radius: var(--radius-lg);
  margin: var(--spacing-xl) 0;
  box-shadow: var(--shadow-sm);
  display: none;
}

.no-results.active {
  display: block;
  animation: fadeIn var(--transition-base);
}

.no-results p {
  color: var(--text-light);
  margin: 0;
  font-size: var(--font-size-lg);
}

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

/* Tool Grid Styles */
.tool-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-xl);
}

.tool-item {
  background-color: var(--bg-white);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-base);
  position: relative;
  height: 100%;
  border: 1px solid transparent;
  overflow: hidden;
}

.tool-item::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--primary-color), var(--primary-hover));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-base);
}

.tool-item:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary-light);
}

.tool-item:hover::before {
  transform: scaleX(1);
}

.tool-link {
  display: block;
  text-decoration: none;
  color: inherit;
  height: 100%;
  transition: color var(--transition-base);
}

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

.tool-icon {
  font-size: 3rem;
  color: var(--primary-color);
  margin-bottom: var(--spacing-md);
  display: inline-block;
  transition: transform var(--transition-base);
}

.tool-item:hover .tool-icon {
  transform: scale(1.1) rotate(5deg);
}

.tool-item h3 {
  font-size: var(--font-size-xl);
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
  color: var(--text-color);
  line-height: 1.3;
  transition: color var(--transition-base);
}

.tool-item p {
  font-size: var(--font-size-sm);
  color: var(--text-light);
  margin-bottom: var(--spacing-md);
  line-height: 1.6;
}

.tool-actions {
  position: absolute;
  top: var(--spacing-md);
  right: var(--spacing-md);
  z-index: 10;
}

.favorite-btn {
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(10px);
  border: none;
  font-size: var(--font-size-lg);
  color: var(--text-lighter);
  cursor: pointer;
  transition: all var(--transition-base);
  padding: var(--spacing-xs);
  border-radius: var(--radius-md);
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-sm);
}

.favorite-btn:hover {
  color: #ffc107;
  background: rgba(255, 193, 7, 0.1);
  transform: scale(1.1);
}

.favorite-btn.active {
  color: #ffc107;
  background: rgba(255, 193, 7, 0.15);
}

/* Footer Styles */
.footer {
  background: linear-gradient(135deg, #2c3e50 0%, #34495e 100%);
  color: var(--bg-white);
  padding: var(--spacing-xl) 0;
  margin-top: var(--spacing-2xl);
  border-top: 4px solid var(--primary-color);
}

.footer-content {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-direction: column;
  gap: var(--spacing-md);
  text-align: center;
}

.footer-info p {
  margin: 0;
  font-size: var(--font-size-sm);
  color: rgba(255, 255, 255, 0.8);
}

.footer-links h4 {
  margin-bottom: 15px;
  font-size: 16px;
}

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

.footer-links ul li {
  margin-bottom: 8px;
}

/* Updated footer link hover style */
.footer-links ul li a {
  color: #ccc;
  text-decoration: none;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.footer-links ul li a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: -100%;
  width: 100%;
  height: 2px;
  background-color: #fff;
  transition: left 0.3s ease;
}

.footer-links ul li a:hover {
  color: #fff;
}

.footer-links ul li a:hover::after {
  left: 0;
}

/* Back to Top Button */
.back-to-top {
  position: fixed;
  bottom: var(--spacing-lg);
  right: var(--spacing-lg);
  width: 56px;
  height: 56px;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, var(--primary-color), var(--primary-hover));
  color: var(--bg-white);
  border: none;
  font-size: var(--font-size-lg);
  cursor: pointer;
  box-shadow: var(--shadow-lg);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-base);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 999;
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
  animation: slideUp var(--transition-base);
}

.back-to-top:hover {
  transform: translateY(-4px) scale(1.05);
  box-shadow: var(--shadow-hover);
}

.back-to-top:active {
  transform: translateY(-2px) scale(1);
}

@keyframes slideUp {
  from {
    transform: translateY(20px);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

/* Responsive Styles */
@media (max-width: 1024px) {
  .tool-grid {
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--spacing-md);
  }

  .logo-text,
  .logo-dot,
  .logo-domain {
    font-size: var(--font-size-2xl);
  }
  
  .container {
    padding: 0 var(--spacing-md);
  }
}

@media (max-width: 768px) {
  .category-nav ul {
    gap: var(--spacing-xs);
  }
  
  .menu-toggle {
    display: block;
  }

  .nav {
    position: fixed;
    top: 0;
    right: -320px;
    width: 320px;
    height: 100vh;
    background-color: var(--bg-white);
    box-shadow: -4px 0 20px rgba(0, 0, 0, 0.15);
    transition: right var(--transition-base);
    z-index: 999;
    padding: var(--spacing-lg);
    overflow-y: auto;
  }

  .nav.open {
    right: 0;
  }

  .nav-close {
    display: block;
    background: var(--primary-light);
    border-radius: var(--radius-md);
    padding: var(--spacing-xs);
    transition: background-color var(--transition-fast);
  }

  .nav-close:hover {
    background-color: var(--primary-color);
    color: var(--bg-white);
  }

  .nav-menu {
    flex-direction: column;
    margin-top: var(--spacing-xl);
    gap: var(--spacing-xs);
    align-items: stretch;
  }

  .nav-menu li {
    width: 100%;
  }

  .nav-menu li a {
    display: block;
    padding: var(--spacing-md);
    width: 100%;
    text-align: left;
  }

  .tool-grid {
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: var(--spacing-md);
  }

  .footer-content {
    flex-direction: column;
    text-align: center;
    gap: var(--spacing-md);
  }

  .logo-text,
  .logo-dot,
  .logo-domain {
    font-size: var(--font-size-xl);
  }
  
  .main {
    padding: var(--spacing-lg) 0;
  }
  
  .contact-section h1,
  .about-section h1,
  .privacy-section h1,
  .terms-section h1 {
    font-size: var(--font-size-3xl);
  }
}

@media (max-width: 480px) {
  .tool-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
  }

  .container {
    padding: 0 var(--spacing-sm);
  }

  .logo-text,
  .logo-dot,
  .logo-domain {
    font-size: var(--font-size-lg);
  }
  
  .header-content {
    padding: var(--spacing-sm) 0;
    min-height: 60px;
  }
  
  .contact-section,
  .about-section,
  .privacy-section,
  .terms-section {
    padding: var(--spacing-lg) 0;
  }
  
  .contact-info,
  .contact-form,
  .privacy-content,
  .terms-content {
    padding: var(--spacing-md);
  }
  
  .back-to-top {
    width: 48px;
    height: 48px;
    bottom: var(--spacing-md);
    right: var(--spacing-md);
  }
  
  .search-container {
    max-width: 100%;
  }
  
  #tool-search-input {
    padding: var(--spacing-sm) 45px var(--spacing-sm) var(--spacing-md);
    font-size: var(--font-size-sm);
  }
}

/* About Page Styles */
.about-section {
  padding: var(--spacing-xl) 0;
}

.about-section h1 {
  font-size: var(--font-size-4xl);
  margin-bottom: var(--spacing-xl);
  text-align: center;
  font-weight: 700;
  background: linear-gradient(135deg, var(--primary-color), var(--primary-hover));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.about-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  margin-bottom: var(--spacing-2xl);
  padding: var(--spacing-xl);
  background-color: var(--bg-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.about-image {
  flex-shrink: 0;
  margin-bottom: var(--spacing-xl);
  color: var(--primary-color);
  font-size: 1rem;
  opacity: 0.9;
  transition: transform var(--transition-base);
}

.about-content:hover .about-image {
  transform: scale(1.05) rotate(5deg);
}

.about-text {
  max-width: 800px;
}

.about-text p {
  margin-bottom: var(--spacing-md);
  font-size: var(--font-size-lg);
  line-height: 1.8;
  color: var(--text-light);
}

.about-features {
  text-align: center;
}

.about-features h2 {
  margin-bottom: var(--spacing-xl);
  font-size: var(--font-size-3xl);
  font-weight: 700;
  color: var(--text-color);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-lg);
  max-width: 1200px;
  margin: 0 auto;
}

.feature-item {
  background-color: var(--bg-white);
  padding: var(--spacing-xl);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-base);
  border: 1px solid transparent;
  position: relative;
  overflow: hidden;
}

.feature-item::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--primary-color), var(--primary-hover));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-base);
}

.feature-item:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary-light);
}

.feature-item:hover::before {
  transform: scaleX(1);
}

.feature-icon {
  font-size: 3rem;
  color: var(--primary-color);
  margin-bottom: var(--spacing-md);
  transition: transform var(--transition-base);
}

.feature-item:hover .feature-icon {
  transform: scale(1.2) rotate(10deg);
}

.feature-item h3 {
  margin-bottom: var(--spacing-sm);
  font-size: var(--font-size-xl);
  font-weight: 600;
  color: var(--text-color);
}

.feature-item p {
  color: var(--text-light);
  line-height: 1.7;
  margin: 0;
}

/* Contact Page Styles */
.contact-section {
  padding: var(--spacing-xl) 0;
}

.contact-section h1 {
  font-size: var(--font-size-4xl);
  margin-bottom: var(--spacing-md);
  text-align: center;
  color: var(--text-color);
  font-weight: 700;
  background: linear-gradient(135deg, var(--primary-color), var(--primary-hover));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.contact-section > p {
  text-align: center;
  margin-bottom: var(--spacing-xl);
  font-size: var(--font-size-lg);
  color: var(--text-light);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.contact-container {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xl);
  max-width: 1200px;
  margin: 0 auto;
}

.contact-info,
.contact-form {
  background-color: var(--bg-white);
  padding: var(--spacing-xl);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  transition: box-shadow var(--transition-base);
}

.contact-info:hover,
.contact-form:hover {
  box-shadow: var(--shadow-lg);
}

.contact-info h2,
.contact-form h2 {
  margin-bottom: var(--spacing-lg);
  font-size: var(--font-size-2xl);
  font-weight: 600;
  color: var(--text-color);
}

.contact-methods {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

.contact-method {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  padding: var(--spacing-md);
  border-radius: var(--radius-md);
  transition: background-color var(--transition-base);
}

.contact-method:hover {
  background-color: var(--primary-light);
}

.contact-icon {
  font-size: var(--font-size-xl);
  color: var(--primary-color);
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--primary-light), rgba(6, 182, 212, 0.05));
  border-radius: var(--radius-full);
  flex-shrink: 0;
  transition: transform var(--transition-base);
}

.contact-method:hover .contact-icon {
  transform: scale(1.1) rotate(5deg);
}

.contact-details h3 {
  margin-bottom: var(--spacing-xs);
  font-size: var(--font-size-lg);
  font-weight: 600;
  color: var(--text-color);
}

.contact-details p {
  margin: 0;
  color: var(--text-light);
  font-size: var(--font-size-base);
}

.form-group {
  margin-bottom: var(--spacing-lg);
}

.form-group label {
  display: block;
  margin-bottom: var(--spacing-xs);
  font-weight: 600;
  color: var(--text-color);
  font-size: var(--font-size-sm);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: var(--spacing-md);
  border: 2px solid var(--border-color);
  border-radius: var(--radius-md);
  font-size: var(--font-size-base);
  font-family: var(--font-family);
  background-color: var(--bg-white);
  transition: all var(--transition-base);
  color: var(--text-color);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 4px var(--primary-light);
}

.form-group textarea {
  resize: vertical;
  min-height: 160px;
  line-height: 1.6;
}

.submit-btn {
  display: inline-block;
  padding: var(--spacing-md) var(--spacing-xl);
  background: linear-gradient(135deg, var(--primary-color), var(--primary-hover));
  color: var(--bg-white);
  border: none;
  border-radius: var(--radius-md);
  font-size: var(--font-size-base);
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-base);
  box-shadow: var(--shadow-md);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  position: relative;
  overflow: hidden;
  width: 100%;
}

.submit-btn::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--primary-hover), var(--primary-color));
  opacity: 0;
  transition: opacity var(--transition-base);
}

.submit-btn:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.submit-btn:hover::before {
  opacity: 1;
}

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

@media (min-width: 768px) {
  .submit-btn {
    width: auto;
  }
}

/* Privacy & Terms Pages Styles */
.privacy-section,
.terms-section {
  padding: var(--spacing-xl) 0;
}

.privacy-section h1,
.terms-section h1 {
  font-size: var(--font-size-4xl);
  margin-bottom: var(--spacing-md);
  text-align: center;
  font-weight: 700;
  background: linear-gradient(135deg, var(--primary-color), var(--primary-hover));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.privacy-section .privacy-date,
.terms-section .privacy-date {
  text-align: center;
  margin-bottom: var(--spacing-xl);
  font-style: italic;
  color: var(--text-light);
  font-size: var(--font-size-sm);
}

.privacy-content,
.terms-content {
  max-width: 1000px;
  margin: 0 auto;
  background-color: var(--bg-white);
  padding: var(--spacing-xl);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.privacy-item,
.terms-item {
  margin-bottom: var(--spacing-xl);
  padding-bottom: var(--spacing-lg);
  border-bottom: 1px solid var(--border-color);
}

.privacy-item:last-child,
.terms-item:last-child {
  margin-bottom: 0;
  padding-bottom: 0;
  border-bottom: none;
}

.privacy-item h2,
.terms-item h2 {
  margin-bottom: var(--spacing-md);
  font-size: var(--font-size-2xl);
  font-weight: 600;
  color: var(--primary-color);
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
}

.privacy-item h2::before,
.terms-item h2::before {
  content: '';
  width: 4px;
  height: 24px;
  background: linear-gradient(135deg, var(--primary-color), var(--primary-hover));
  border-radius: var(--radius-sm);
}

.privacy-item p,
.terms-item p {
  margin-bottom: var(--spacing-md);
  line-height: 1.8;
  color: var(--text-light);
}

.privacy-item ul,
.terms-item ul {
  margin-left: var(--spacing-lg);
  margin-bottom: var(--spacing-md);
  list-style: none;
  padding-left: 0;
}

.privacy-item li,
.terms-item li {
  margin-bottom: var(--spacing-xs);
  line-height: 1.8;
  color: var(--text-light);
  position: relative;
  padding-left: var(--spacing-lg);
}

.privacy-item li::before,
.terms-item li::before {
  content: '▸';
  position: absolute;
  left: 0;
  color: var(--primary-color);
  font-weight: bold;
}

/* Responsive Styles for New Pages */
@media (min-width: 768px) {
  .about-content {
    flex-direction: row;
    text-align: left;
    align-items: center;
  }

  .about-image {
    margin-right: var(--spacing-xl);
    margin-bottom: 0;
    flex-shrink: 0;
  }

  .contact-container {
    flex-direction: row;
    align-items: flex-start;
  }

  .contact-info,
  .contact-form {
    flex: 1;
  }
}

@media (max-width: 767px) {
  .about-section h1,
  .contact-section h1,
  .privacy-section h1,
  .terms-section h1 {
    font-size: var(--font-size-2xl);
  }

  .features-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
  }
  
  .about-features h2 {
    font-size: var(--font-size-2xl);
  }
}

@media (max-width: 480px) {
  .about-content {
    padding: var(--spacing-md);
  }
  
  .about-image {
    font-size: 4rem;
  }

  .contact-method {
    flex-direction: column;
    text-align: center;
    gap: var(--spacing-sm);
  }

  .privacy-content,
  .terms-content {
    padding: var(--spacing-md);
  }
  
  .privacy-item h2,
  .terms-item h2 {
    font-size: var(--font-size-xl);
  }
  
  .contact-info h2,
  .contact-form h2 {
    font-size: var(--font-size-xl);
  }
}