/* CSS Variables - Matching brand colors */
:root {
  /* Main Colors */
  --primary: #7000ff;
  --primary-light: #9a4eff;
  --primary-dark: #5a00cc;
  --secondary: #00d9ff;
  --secondary-light: #6aeaff;
  --secondary-dark: #00a3c1;
  --accent: #ff6b00;
  
  /* Background Colors */
  --bg-dark: #0c0c14;
  --bg-dark-lighter: #12121f;
  --card-dark: #16161f;
  --card-dark-hover: #1a1a28;
  
  /* Text Colors */
  --text-light: #ffffff;
  --text-muted: #9e9eb3;
  --text-dark: #0c0c14;
  
  /* Effects */
  --shadow: 0 10px 40px rgba(0, 0, 0, 0.2);
  --shadow-lg: 0 20px 50px rgba(0, 0, 0, 0.3);
  --shadow-xl: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
  --border-radius: 12px;
  --border-radius-sm: 8px;
  --border-radius-lg: 24px;
  --transition: 0.3s ease;
  --backdrop-filter: blur(10px);
  
  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 0.75rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', sans-serif;
  background: var(--bg-dark);
  color: var(--text-light);
  line-height: 1.6;
  overflow-x: hidden;
  transition: background-color var(--transition);
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Poppins', sans-serif;
  font-weight: 700;
  line-height: 1.3;
  margin-bottom: 1rem;
}

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

button {
  cursor: pointer;
  font-family: inherit;
  border: none;
  background: none;
  transition: all var(--transition);
}

input, select, textarea {
  font-family: 'Inter', sans-serif;
}

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

.container {
  width: 90%;
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

/* Custom Cursor */
.cursor-dot,
.cursor-outline {
  display: none;
}

@media (min-width: 992px) {
  .cursor-dot,
  .cursor-outline {
    display: block;
    pointer-events: none;
    position: fixed;
    top: 0;
    left: 0;
    z-index: 9999;
    transition: transform 0.2s;
    transform: translate(-50%, -50%);
  }
  
  .cursor-dot {
    width: 8px;
    height: 8px;
    background-color: var(--primary);
    border-radius: 50%;
    box-shadow: 0 0 10px rgba(112, 0, 255, 0.8);
  }
  
  .cursor-outline {
    width: 40px;
    height: 40px;
    border: 2px solid var(--primary);
    border-radius: 50%;
    transition: transform 0.3s, border-color 0.3s, width 0.3s, height 0.3s;
  }
  
  a, button, input, select, .clickable {
    cursor: none;
  }
}

/* Glass morphism utility */
.glass {
  background: rgba(22, 22, 31, 0.95);
  backdrop-filter: var(--backdrop-filter);
  -webkit-backdrop-filter: var(--backdrop-filter);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: var(--border-radius);
  box-shadow: var(--shadow);
  transition: all var(--transition);
}

/* Gradient text */
.gradient-text {
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Navbar - Same as tools page */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: var(--spacing-md) 0;
  background: rgba(0, 0, 0, 0.1);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  transition: all var(--transition);
}

.navbar.scrolled {
  background: rgba(0, 0, 0, 0.9);
  backdrop-filter: blur(25px);
  -webkit-backdrop-filter: blur(25px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: var(--shadow-lg);
}

.navbar nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-md) var(--spacing-2xl);
}

/* Logo */
.logo {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-light);
  text-decoration: none;
  font-family: 'Poppins', sans-serif;
  transition: transform var(--transition);
  display: flex;
  align-items: center;
  gap: 0.2rem;
  z-index: 1002;
}

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

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

.logo-accent {
  color: var(--secondary);
  transition: color var(--transition);
}

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

.logo:hover .logo-accent {
  color: var(--secondary-light);
}

/* Navigation Links */
.nav-links {
  display: flex;
  gap: var(--spacing-xl);
  align-items: center;
  list-style: none;
}

.nav-link {
  color: var(--text-muted);
  text-decoration: none;
  font-weight: 500;
  padding: var(--spacing-sm) var(--spacing-lg);
  border-radius: 25px;
  transition: all var(--transition);
  position: relative;
  font-size: 1rem;
}

.nav-link:hover,
.nav-link.active {
  color: var(--text-light);
  background: var(--primary);
  transform: translateY(-2px);
}

/* Mobile Menu */
.mobile-menu-btn {
  display: none;
  color: var(--text-light);
  font-size: 1.5rem;
  z-index: 1002;
}

.mobile-menu {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(12, 12, 20, 0.98);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  z-index: 1001;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
}

.mobile-menu.active {
  display: flex;
  opacity: 1;
  visibility: visible;
}

.mobile-menu-header {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-md) var(--spacing-xl);
}

.mobile-close-btn {
  color: var(--text-light);
  font-size: 1.5rem;
}

.mobile-nav-links {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xl);
}

.mobile-nav-links .nav-link {
  font-size: 1.5rem;
  padding: var(--spacing-lg);
}

/* Main Content */
.main-content {
  padding-top: 8rem;
  padding-bottom: 4rem;
}

/* Breadcrumb */
.breadcrumb {
  margin-bottom: 2rem;
}

.breadcrumb ul {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  list-style: none;
  color: var(--text-muted);
  font-size: 0.9rem;
}

.breadcrumb a {
  color: var(--text-muted);
  transition: color var(--transition);
}

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

/* Page Header */
.page-header {
  text-align: center;
  margin-bottom: 4rem;
}

.header-icon {
  width: 80px;
  height: 80px;
  border-radius: var(--border-radius-lg);
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  color: white;
  margin: 0 auto 2rem;
  animation: float 3s ease-in-out infinite;
}

.page-title {
  font-size: 3rem;
  margin-bottom: 1rem;
  position: relative;
  display: inline-block;
}

.page-subtitle {
  color: var(--text-muted);
  font-size: 1.1rem;
  font-weight: 400;
  margin-bottom: 2rem;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.7;
}

/* Audio Cutter Tool */
.audio-cutter-tool {
  max-width: 1000px;
  margin: 0 auto 4rem;
  padding: 3rem;
}

/* Upload Area */
.upload-area {
  border: 2px dashed rgba(255, 255, 255, 0.2);
  border-radius: var(--border-radius-lg);
  padding: 4rem 2rem;
  text-align: center;
  transition: all var(--transition);
  background: rgba(255, 255, 255, 0.02);
  position: relative;
  overflow: hidden;
}

.upload-area:hover {
  border-color: var(--primary);
  background: rgba(112, 0, 255, 0.05);
}

.upload-area.dragover {
  border-color: var(--secondary);
  background: rgba(0, 217, 255, 0.1);
  transform: scale(1.02);
}

.upload-content {
  position: relative;
  z-index: 2;
}

.upload-icon {
  font-size: 4rem;
  color: var(--primary);
  margin-bottom: 1rem;
  display: block;
}

.upload-area h3 {
  font-size: 1.5rem;
  margin-bottom: 0.5rem;
  color: var(--text-light);
}

.upload-area p {
  color: var(--text-muted);
  margin-bottom: 1rem;
}

.supported-formats {
  font-size: 0.9rem;
  color: var(--text-muted);
  opacity: 0.7;
  margin-bottom: 2rem !important;
}

#audioFile {
  display: none;
}

.btn-upload {
  background: var(--primary);
  color: white;
  padding: 1rem 2rem;
  border-radius: 30px;
  font-weight: 600;
  transition: all var(--transition);
  box-shadow: 0 5px 15px rgba(112, 0, 255, 0.3);
}

.btn-upload:hover {
  background: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(112, 0, 255, 0.4);
}

/* Audio Editor */
.audio-editor {
  animation: fadeInUp 0.6s ease forwards;
}

/* Audio Info */
.audio-info {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 2rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.file-info h4 {
  color: var(--text-light);
  font-size: 1.2rem;
  margin-bottom: 0.5rem;
}

.file-details {
  display: flex;
  gap: 1rem;
  font-size: 0.9rem;
  color: var(--text-muted);
}

.btn-new-file {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-light);
  padding: 0.5rem 1rem;
  border-radius: 20px;
  font-size: 0.9rem;
  transition: all var(--transition);
}

.btn-new-file:hover {
  background: var(--primary);
  transform: translateY(-2px);
}

/* Audio Controls */
.audio-controls {
  display: flex;
  gap: 1rem;
  justify-content: center;
  margin-bottom: 2rem;
}

.control-btn {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: var(--primary);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  transition: all var(--transition);
  box-shadow: 0 4px 15px rgba(112, 0, 255, 0.3);
}

.control-btn:hover {
  background: var(--primary-dark);
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(112, 0, 255, 0.4);
}

.control-btn:active {
  transform: translateY(-1px);
}

/* Waveform Container */
.waveform-container {
  position: relative;
  margin-bottom: 2rem;
  border-radius: var(--border-radius);
  overflow: hidden;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

#waveformCanvas {
  width: 100%;
  height: 120px;
  display: block;
  background: transparent;
}

.selection-overlay {
  position: absolute;
  top: 0;
  left: 0;
  height: 100%;
  background: rgba(112, 0, 255, 0.2);
  border: 2px solid var(--primary);
  pointer-events: none;
  display: none;
}

.timeline {
  position: absolute;
  bottom: -25px;
  left: 0;
  right: 0;
  height: 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* Time Controls */
.time-controls {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  margin-bottom: 2rem;
}

.time-input-group {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.time-input-group label {
  min-width: 80px;
  font-size: 0.9rem;
  color: var(--text-muted);
}

.time-input-group input {
  flex: 1;
  padding: 0.75rem;
  background: var(--card-dark);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--border-radius-sm);
  color: var(--text-light);
  font-size: 0.9rem;
}

.time-input-group input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 10px rgba(112, 0, 255, 0.3);
}

.time-btn {
  width: 35px;
  height: 35px;
  background: var(--secondary);
  color: white;
  border-radius: var(--border-radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  transition: all var(--transition);
}

.time-btn:hover {
  background: var(--secondary-dark);
  transform: translateY(-2px);
}

/* Audio Effects */
.audio-effects {
  margin-bottom: 2rem;
}

.audio-effects h4 {
  color: var(--text-light);
  margin-bottom: 1rem;
  font-size: 1.1rem;
}

.effects-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
}

.effect-control {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.effect-control label {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.9rem;
  color: var(--text-muted);
  cursor: pointer;
}

.effect-control input[type="checkbox"] {
  display: none;
}

.checkmark {
  width: 18px;
  height: 18px;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-radius: 3px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition);
}

.effect-control input[type="checkbox"]:checked + .checkmark {
  background: var(--primary);
  border-color: var(--primary);
}

.effect-control input[type="checkbox"]:checked + .checkmark::after {
  content: '✓';
  color: white;
  font-size: 12px;
}

.effect-control input[type="range"] {
  -webkit-appearance: none;
  width: 100%;
  height: 6px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 3px;
  outline: none;
}

.effect-control input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 18px;
  height: 18px;
  background: var(--primary);
  border-radius: 50%;
  cursor: pointer;
  transition: all var(--transition);
}

.effect-control input[type="range"]::-webkit-slider-thumb:hover {
  background: var(--primary-light);
  transform: scale(1.2);
}

.range-value {
  font-size: 0.8rem;
  color: var(--text-muted);
  text-align: right;
}

/* Output Settings */
.output-settings {
  margin-bottom: 2rem;
}

.output-settings h4 {
  color: var(--text-light);
  margin-bottom: 1rem;
  font-size: 1.1rem;
}

.settings-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
}

.setting-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.setting-group label {
  font-size: 0.9rem;
  color: var(--text-muted);
}

.setting-group select {
  padding: 0.75rem;
  background: var(--card-dark);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--border-radius-sm);
  color: var(--text-light);
  font-size: 0.9rem;
}

.setting-group select:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 10px rgba(112, 0, 255, 0.3);
}

/* Action Buttons */
.action-buttons {
  display: flex;
  gap: 1rem;
  justify-content: center;
  margin-bottom: 2rem;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: white;
  padding: 1rem 2rem;
  border-radius: 30px;
  font-weight: 600;
  transition: all var(--transition);
  box-shadow: 0 5px 15px rgba(112, 0, 255, 0.3);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 25px rgba(112, 0, 255, 0.4);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-light);
  padding: 1rem 2rem;
  border-radius: 30px;
  font-weight: 600;
  border: 1px solid rgba(255, 255, 255, 0.1);
  transition: all var(--transition);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.btn-secondary:hover {
  background: var(--secondary);
  border-color: var(--secondary);
  transform: translateY(-3px);
  box-shadow: 0 8px 25px rgba(0, 217, 255, 0.3);
}

/* Progress Container */
.progress-container {
  margin-bottom: 2rem;
}

.progress-bar {
  width: 100%;
  height: 8px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 4px;
  overflow: hidden;
  margin-bottom: 0.5rem;
}

.progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--primary), var(--secondary));
  width: 0%;
  transition: width 0.3s ease;
}

.progress-text {
  text-align: center;
  font-size: 0.9rem;
  color: var(--text-muted);
}

/* Download Section */
.download-section {
  text-align: center;
  padding: 2rem;
  border-radius: var(--border-radius);
  background: rgba(34, 197, 94, 0.1);
  border: 1px solid rgba(34, 197, 94, 0.3);
}

.download-info {
  margin-bottom: 1.5rem;
}

.success-icon {
  font-size: 3rem;
  color: #22c55e;
  margin-bottom: 1rem;
}

.download-info h4 {
  color: var(--text-light);
  margin-bottom: 0.5rem;
}

.download-info p {
  color: var(--text-muted);
  margin-bottom: 0;
}

.btn-download {
  background: linear-gradient(135deg, #22c55e, #16a34a);
  color: white;
  padding: 1rem 2rem;
  border-radius: 30px;
  font-weight: 600;
  transition: all var(--transition);
  box-shadow: 0 5px 15px rgba(34, 197, 94, 0.3);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.btn-download:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 25px rgba(34, 197, 94, 0.4);
}

/* Features Section */
.features-section {
  margin-bottom: 4rem;
}

.section-title {
  text-align: center;
  font-size: 2.5rem;
  margin-bottom: 3rem;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.feature-card {
  padding: 2rem;
  text-align: center;
  transition: all var(--transition);
}

.feature-card:hover {
  transform: translateY(-10px);
  background: var(--card-dark-hover);
  border-color: rgba(255, 255, 255, 0.1);
  box-shadow: var(--shadow-lg);
}

.feature-icon {
  width: 60px;
  height: 60px;
  border-radius: var(--border-radius);
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: white;
  margin: 0 auto 1rem;
  transition: all var(--transition);
}

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

.feature-card h3 {
  color: var(--text-light);
  font-size: 1.2rem;
  margin-bottom: 1rem;
}

.feature-card p {
  color: var(--text-muted);
  font-size: 0.9rem;
  line-height: 1.6;
  margin-bottom: 0;
}

/* FAQ Section */
.faq-section {
  margin-bottom: 4rem;
}

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

.faq-item {
  margin-bottom: 1rem;
  border-radius: var(--border-radius);
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.05);
  overflow: hidden;
}

.faq-question {
  width: 100%;
  padding: 1.5rem;
  background: transparent;
  color: var(--text-light);
  font-weight: 600;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: all var(--transition);
}

.faq-question:hover {
  background: rgba(255, 255, 255, 0.05);
}

.faq-question i {
  transition: transform var(--transition);
}

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

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}

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

.faq-answer p {
  padding: 0 1.5rem 1.5rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 0;
}

/* Back to Top Button */
.back-to-top {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 3rem;
  height: 3rem;
  background: var(--primary);
  color: white;
  border: none;
  border-radius: 50%;
  font-size: 1.2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition);
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  z-index: 100;
}

.back-to-top.show {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top:hover {
  background: var(--primary-dark);
  transform: translateY(-5px);
  box-shadow: 0 10px 20px rgba(112, 0, 255, 0.4);
}

/* Animations */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

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

@keyframes pulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.05); }
}

.animate-float {
  animation: float 3s ease-in-out infinite;
}

.animate-pulse {
  animation: pulse 2s ease-in-out infinite;
}

/* Responsive Design */
@media (max-width: 768px) {
  .desktop-nav {
    display: none;
  }
  
  .mobile-menu-btn {
    display: block;
  }
  
  .page-title {
    font-size: 2rem;
  }
  
  .page-subtitle {
    font-size: 1rem;
  }
  
  .audio-cutter-tool {
    padding: 2rem;
  }
  
  .upload-area {
    padding: 3rem 1rem;
  }
  
  .upload-icon {
    font-size: 3rem;
  }
  
  .time-controls {
    grid-template-columns: 1fr;
    gap: 1rem;
  }
  
  .effects-row {
    grid-template-columns: 1fr;
  }
  
  .settings-row {
    grid-template-columns: 1fr;
  }
  
  .action-buttons {
    flex-direction: column;
    align-items: center;
  }
  
  .features-grid {
    grid-template-columns: 1fr;
  }
  
  .audio-controls {
    gap: 0.5rem;
  }
  
  .control-btn {
    width: 45px;
    height: 45px;
    font-size: 1rem;
  }
}

@media (max-width: 480px) {
  .navbar nav {
    padding: var(--spacing-md);
  }
  
  .container {
    padding: 0 var(--spacing-sm);
  }
  
  .page-title {
    font-size: 1.75rem;
  }
  
  .audio-cutter-tool {
    padding: 1.5rem;
  }
  
  .upload-area {
    padding: 2rem 1rem;
  }
  
  .audio-info {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }
  
  .file-details {
    justify-content: center;
  }
  
  .time-input-group {
    flex-direction: column;
    gap: 0.5rem;
  }
  
  .time-input-group label {
    min-width: auto;
  }
}