/* ==================== MODERN DESIGN SYSTEM ==================== */

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

:root {
  /* Modern Color Palette */
  --primary-50: #f0f4ff;
  --primary-100: #e0e7ff;
  --primary-500: #6366f1;
  --primary-600: #4f46e5;
  --primary-700: #4338ca;
  --primary-900: #312e81;
  
  --neutral-50: #f8fafc;
  --neutral-100: #f1f5f9;
  --neutral-200: #e2e8f0;
  --neutral-300: #cbd5e1;
  --neutral-400: #94a3b8;
  --neutral-500: #64748b;
  --neutral-600: #475569;
  --neutral-700: #334155;
  --neutral-800: #1e293b;
  --neutral-900: #0f172a;
  
  --success-500: #10b981;
  --warning-500: #f59e0b;
  --error-500: #ef4444;
  
  /* Typography */
  --font-primary: 'Outfit', system-ui, -apple-system, sans-serif;
  --font-secondary: 'Inter', system-ui, -apple-system, sans-serif;
  
  /* Spacing Scale */
  --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;
  --space-20: 5rem;
  
  /* Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.5rem;
  
  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
  --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 10px 10px -5px rgb(0 0 0 / 0.04);
  
  /* Transitions */
  --transition-fast: 0.15s ease-out;
  --transition-base: 0.25s ease-out;
  --transition-slow: 0.35s ease-out;
}

/* Base Styles */
html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-secondary);
  background-color: var(--neutral-50);
  color: var(--neutral-800);
  line-height: 1.7;
  font-size: 1rem;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

/* ==================== HERO SECTION ==================== */
.hero {
  background: linear-gradient(135deg, var(--primary-600) 0%, var(--primary-700) 100%);
  color: white;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1000 100" fill="white" opacity="0.05"><path d="M0,20 Q250,80 500,20 T1000,20 V100 H0 Z"/></svg>');
  background-size: 2000px 100px;
  animation: wave 20s linear infinite;
}

@keyframes wave {
  0% { background-position-x: 0; }
  100% { background-position-x: 2000px; }
}

.hero-content {
  position: relative;
  z-index: 1;
  padding: var(--space-16) 0 var(--space-20);
  text-align: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-2xl);
  font-size: 0.875rem;
  font-weight: 500;
  margin-bottom: var(--space-6);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.hero-badge-icon {
  font-size: 1.125rem;
}

.hero-title {
  font-family: var(--font-primary);
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 700;
  line-height: 1.1;
  margin-bottom: var(--space-6);
  background: linear-gradient(135deg, #ffffff 0%, #f8fafc 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-title-accent {
  display: block;
  font-weight: 400;
  opacity: 0.9;
  font-size: 0.85em;
}

.hero-subtitle {
  font-size: 1.125rem;
  max-width: 600px;
  margin: 0 auto var(--space-10);
  opacity: 0.9;
  font-weight: 300;
}

.hero-stats {
  display: flex;
  justify-content: center;
  gap: var(--space-8);
  flex-wrap: wrap;
}

.hero-stat {
  text-align: center;
  min-width: 100px;
}

.hero-stat-number {
  display: block;
  font-size: 2rem;
  font-weight: 700;
  font-family: var(--font-primary);
  margin-bottom: var(--space-1);
}

.hero-stat-label {
  font-size: 0.875rem;
  opacity: 0.8;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* ==================== MAIN CONTENT ==================== */
.main {
  padding: var(--space-16) 0;
}

/* ==================== FILTERS ==================== */
.filters {
  margin-bottom: var(--space-12);
}

.filters-row {
  display: flex;
  gap: var(--space-6);
  align-items: center;
  flex-wrap: wrap;
}

.search-container {
  flex: 1;
  min-width: 300px;
}

.search-box {
  position: relative;
  width: 100%;
}

.search-icon {
  position: absolute;
  left: var(--space-4);
  top: 50%;
  transform: translateY(-50%);
  width: 1.25rem;
  height: 1.25rem;
  color: var(--neutral-400);
  pointer-events: none;
}

.search-input {
  width: 100%;
  padding: var(--space-4) var(--space-4) var(--space-4) var(--space-12);
  border: 2px solid var(--neutral-200);
  border-radius: var(--radius-xl);
  font-size: 1rem;
  transition: all var(--transition-base);
  background: white;
  box-shadow: var(--shadow-sm);
}

.search-input:focus {
  outline: none;
  border-color: var(--primary-500);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.controls {
  display: flex;
  gap: var(--space-3);
  align-items: center;
}

.filter-select {
  padding: var(--space-3) var(--space-4);
  border: 2px solid var(--neutral-200);
  border-radius: var(--radius-lg);
  font-size: 0.875rem;
  font-weight: 500;
  background: white;
  cursor: pointer;
  transition: all var(--transition-base);
  box-shadow: var(--shadow-sm);
}

.filter-select:hover {
  border-color: var(--neutral-300);
}

.filter-select:focus {
  outline: none;
  border-color: var(--primary-500);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.view-toggle {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-4);
  border: 2px solid var(--neutral-200);
  border-radius: var(--radius-lg);
  background: white;
  cursor: pointer;
  transition: all var(--transition-base);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--neutral-700);
  box-shadow: var(--shadow-sm);
}

.view-toggle:hover {
  border-color: var(--primary-500);
  color: var(--primary-600);
}

.view-icon {
  width: 1.125rem;
  height: 1.125rem;
}

/* ==================== REFRESH BUTTON ==================== */
.refresh-btn {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-4);
  border: none;
  border-radius: var(--radius-lg);
  background: #16a34a;
  color: white;
  cursor: pointer;
  transition: all var(--transition-base);
  font-size: 0.875rem;
  font-weight: 500;
  box-shadow: var(--shadow-sm);
}

.refresh-btn:hover {
  background: #15803d;
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

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

.refresh-btn:disabled {
  opacity: 0.7;
  cursor: not-allowed;
  transform: none;
}

.refresh-icon {
  font-size: 16px;
  transition: transform 0.3s ease;
}

.refresh-text {
  font-weight: 500;
  transition: color 0.3s ease;
}

/* Spin animation for refresh icon */
@keyframes spin {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

/* ==================== CHANNELS GRID ==================== */
.channels-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(380px, 1fr));
  gap: var(--space-6);
  margin-top: var(--space-8);
}

.channels-grid.list-view {
  grid-template-columns: 1fr;
}

.channels-grid.list-view .channel-card {
  display: flex;
  align-items: center;
  gap: var(--space-6);
  padding: var(--space-6);
}

.channels-grid.list-view .channel-header {
  flex-direction: row;
  text-align: left;
  margin-bottom: 0;
}

.channels-grid.list-view .channel-info {
  flex: 1;
}

.channels-grid.list-view .channel-stats {
  display: flex;
  gap: var(--space-4);
  margin: 0;
}

.channels-grid.list-view .channel-description {
  display: none;
}

/* ==================== CHANNEL CARD ==================== */
.channel-card {
  background: white;
  border-radius: var(--radius-2xl);
  padding: var(--space-6);
  box-shadow: var(--shadow-md);
  transition: all var(--transition-base);
  border: 1px solid var(--neutral-100);
  position: relative;
  overflow: hidden;
}

.channel-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--primary-500), var(--primary-600));
  opacity: 0;
  transition: opacity var(--transition-base);
}

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

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

.channel-header {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  margin-bottom: var(--space-5);
}

.channel-avatar {
  width: 80px;
  height: 80px;
  border-radius: var(--radius-lg);
  object-fit: cover;
  border: 2px solid var(--neutral-100);
  transition: all var(--transition-base);
  cursor: pointer;
}

.channel-card:hover .channel-avatar {
  border-color: var(--primary-500);
}

.channel-info {
  flex: 1;
}

.channel-info h3 {
  font-family: var(--font-primary);
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--neutral-900);
  margin-bottom: var(--space-1);
  line-height: 1.3;
}

.channel-handle {
  color: var(--neutral-500);
  font-size: 0.875rem;
  font-weight: 500;
}

.channel-stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-4);
  margin-bottom: var(--space-5);
}

.stat {
  text-align: center;
  padding: var(--space-3);
  background: var(--neutral-50);
  border-radius: var(--radius-lg);
  border: 1px solid var(--neutral-100);
}

.stat-value {
  display: block;
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--primary-600);
  font-family: var(--font-primary);
  margin-bottom: var(--space-1);
}

.stat-label {
  font-size: 0.75rem;
  color: var(--neutral-500);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 500;
}

.description-header {
  color: var(--neutral-600);
  font-size: 0.8rem;
  font-weight: 600;
  margin-bottom: var(--space-2);
  margin-top: var(--space-4);
}

.channel-description {
  color: var(--neutral-600);
  font-size: 0.875rem;
  line-height: 1.6;
  margin-bottom: var(--space-5);
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.channel-description.expanded {
  -webkit-line-clamp: unset;
  display: block;
}

.description-toggle {
  color: var(--primary-500);
  cursor: pointer;
  font-weight: 500;
  margin-left: var(--space-2);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.description-toggle:hover {
  color: var(--primary-600);
}

.channel-footer {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: var(--space-4);
}

.last-video {
  flex: 1;
}

.last-video-date {
  color: var(--neutral-500);
  font-size: 0.75rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--space-2);
}

.last-video-title {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--neutral-700);
  line-height: 1.4;
}

.last-video-link {
  color: var(--primary-600);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  transition: color var(--transition-base);
}

.last-video-link:hover {
  color: var(--primary-700);
}

.last-video-link span {
  font-size: 0.875rem;
}

.channel-actions {
  display: flex;
  gap: var(--space-2);
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-lg);
  font-size: 0.875rem;
  font-weight: 500;
  text-decoration: none;
  transition: all var(--transition-base);
  cursor: pointer;
  border: none;
}

.btn-primary {
  background: var(--primary-500);
  color: white;
}

.btn-primary:hover {
  background: var(--primary-600);
  transform: translateY(-1px);
}

/* ==================== LOADING ==================== */
.loading {
  display: none;
  text-align: center;
  padding: var(--space-16) 0;
}

.loading.visible {
  display: block;
}

.loading-spinner {
  width: 40px;
  height: 40px;
  border: 3px solid var(--neutral-200);
  border-top: 3px solid var(--primary-500);
  border-radius: 50%;
  animation: spin 1s linear infinite;
  margin: 0 auto var(--space-4);
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

.loading-text {
  color: var(--neutral-500);
  font-size: 0.875rem;
}

/* ==================== FOOTER ==================== */
.footer {
  background: white;
  border-top: 1px solid var(--neutral-200);
  padding: var(--space-12) 0;
  margin-top: var(--space-20);
}

.footer-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-6);
}

.footer-info {
  flex: 1;
}

.footer-text {
  color: var(--neutral-600);
  font-size: 0.875rem;
  margin-bottom: var(--space-1);
}

.footer-update {
  color: var(--neutral-500);
  font-size: 0.75rem;
}

.footer-links {
  display: flex;
  gap: var(--space-4);
}

.footer-link {
  color: var(--primary-500);
  text-decoration: none;
  font-size: 0.875rem;
  font-weight: 500;
  transition: color var(--transition-base);
}

.footer-link:hover {
  color: var(--primary-600);
}

/* ==================== RESPONSIVE DESIGN ==================== */
@media (max-width: 768px) {
  .hero-content {
    padding: var(--space-12) 0 var(--space-16);
  }
  
  .hero-title {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
  }
  
  .hero-subtitle {
    font-size: 1rem;
  }
  
  .hero-stats {
    gap: var(--space-6);
  }
  
  .hero-stat-number {
    font-size: 1.5rem;
  }
  
  .filters-row {
    flex-direction: column;
    align-items: stretch;
  }
  
  .search-container {
    min-width: auto;
  }
  
  .controls {
    justify-content: space-between;
  }
  
  .channels-grid {
    grid-template-columns: 1fr;
    gap: var(--space-4);
  }
  
  .channel-card {
    padding: var(--space-5);
  }
  
  .channel-stats {
    grid-template-columns: 1fr;
    gap: var(--space-3);
  }
  
  .channel-footer {
    flex-direction: column;
    align-items: stretch;
    gap: var(--space-4);
  }
  
  .footer-content {
    flex-direction: column;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 var(--space-3);
  }
  
  .hero-badge {
    font-size: 0.75rem;
    padding: var(--space-1) var(--space-3);
  }
  
  .hero-stats {
    flex-direction: column;
    gap: var(--space-4);
  }
  
  .hero-stat {
    min-width: auto;
  }
  
  .channel-card {
    padding: var(--space-4);
  }
  
  .channel-header {
    flex-direction: column;
    text-align: center;
    gap: var(--space-3);
  }
  
  .channel-info h3 {
    font-size: 1rem;
  }
  
  .view-label {
    display: none;
  }
}

/* ==================== UTILITY STYLES ==================== */
.no-results, .error-message {
  grid-column: 1 / -1;
  text-align: center;
  padding: var(--space-12);
  background: white;
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-md);
  border: 1px solid var(--neutral-200);
}

.no-results h3, .error-message h3 {
  color: var(--neutral-900);
  margin-bottom: var(--space-4);
  font-size: 1.5rem;
  font-family: var(--font-primary);
}

.no-results p, .error-message p {
  color: var(--neutral-600);
  margin-bottom: var(--space-4);
}

.error-message {
  border-left: 4px solid var(--error-500);
}

/* ==================== MICRO-INTERACTIONS ==================== */
@media (prefers-reduced-motion: no-preference) {
  .channel-card {
    animation: slideUp 0.5s ease-out;
  }
  
  .channel-card:nth-child(1) { animation-delay: 0.1s; }
  .channel-card:nth-child(2) { animation-delay: 0.2s; }
  .channel-card:nth-child(3) { animation-delay: 0.3s; }
  .channel-card:nth-child(4) { animation-delay: 0.4s; }
  .channel-card:nth-child(5) { animation-delay: 0.5s; }
  .channel-card:nth-child(6) { animation-delay: 0.6s; }
  
  @keyframes slideUp {
    from {
      opacity: 0;
      transform: translateY(20px);
    }
    to {
      opacity: 1;
      transform: translateY(0);
    }
  }
  
  .hero-badge {
    animation: fadeInUp 0.8s ease-out;
  }
  
  .hero-title {
    animation: fadeInUp 0.8s ease-out 0.2s both;
  }
  
  .hero-subtitle {
    animation: fadeInUp 0.8s ease-out 0.4s both;
  }
  
  .hero-stats {
    animation: fadeInUp 0.8s ease-out 0.6s both;
  }
  
  @keyframes fadeInUp {
    from {
      opacity: 0;
      transform: translateY(30px);
    }
    to {
      opacity: 1;
      transform: translateY(0);
    }
  }
}

/* ==================== LEGAL PAGES ==================== */
.privacy-hero {
  background: linear-gradient(135deg, var(--neutral-700) 0%, var(--neutral-800) 100%);
}

.legal-content {
  max-width: 800px;
  margin: 0 auto;
  padding: var(--space-8) 0;
}

.legal-nav {
  margin-bottom: var(--space-8);
}

.legal-nav-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--primary-500);
  text-decoration: none;
  font-weight: 500;
  transition: color var(--transition-base);
}

.legal-nav-link:hover {
  color: var(--primary-600);
}

.legal-document {
  background: white;
  border-radius: var(--radius-2xl);
  padding: var(--space-12);
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--neutral-200);
}

.legal-section {
  margin-bottom: var(--space-12);
}

.legal-section:last-child {
  margin-bottom: 0;
}

.legal-section h2 {
  font-family: var(--font-primary);
  font-size: 1.75rem;
  font-weight: 600;
  color: var(--neutral-900);
  margin-bottom: var(--space-6);
  padding-bottom: var(--space-4);
  border-bottom: 2px solid var(--primary-500);
}

.legal-section h3 {
  font-family: var(--font-primary);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--neutral-800);
  margin-bottom: var(--space-4);
  margin-top: var(--space-6);
}

.legal-section p {
  color: var(--neutral-700);
  line-height: 1.7;
  margin-bottom: var(--space-4);
}

.legal-section ul {
  color: var(--neutral-700);
  line-height: 1.7;
  margin-bottom: var(--space-4);
  padding-left: var(--space-6);
}

.legal-section li {
  margin-bottom: var(--space-2);
}

.legal-section strong {
  color: var(--neutral-900);
  font-weight: 600;
}

/* Mobile optimization for legal pages */
@media (max-width: 768px) {
  .legal-content {
    padding: var(--space-6) 0;
  }
  
  .legal-document {
    padding: var(--space-8);
    border-radius: var(--radius-xl);
  }
  
  .legal-section h2 {
    font-size: 1.5rem;
  }
  
  .legal-section h3 {
    font-size: 1.125rem;
  }
}

@media (max-width: 480px) {
  .legal-document {
    padding: var(--space-6);
  }
  
  .legal-section h2 {
    font-size: 1.25rem;
  }
  
  .legal-section h3 {
    font-size: 1rem;
  }
}

/* =============================================================================
   Form Styles
   ============================================================================= */

.form-container {
  max-width: 600px;
  margin: 0 auto;
  padding: var(--space-8) var(--space-6);
}

.form-header {
  text-align: center;
  margin-bottom: var(--space-8);
}

.form-header h2 {
  color: var(--neutral-800);
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: var(--space-4);
}

.form-header p {
  color: var(--neutral-600);
  font-size: 1.1rem;
  line-height: 1.6;
}

.channel-form {
  background: var(--neutral-50);
  border-radius: var(--radius-lg);
  border: 1px solid var(--neutral-200);
  padding: var(--space-8);
  margin-bottom: var(--space-8);
}

.form-group {
  margin-bottom: var(--space-6);
}

.form-label {
  display: block;
  color: var(--neutral-700);
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: var(--space-2);
}

.form-input,
.form-textarea {
  width: 100%;
  padding: var(--space-3);
  border: 1.5px solid var(--neutral-300);
  border-radius: var(--radius-md);
  font-size: 1rem;
  font-family: inherit;
  background: white;
  transition: all var(--transition-base);
}

.form-input:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--primary-500);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.form-textarea {
  resize: vertical;
  min-height: 100px;
}

.form-help {
  display: block;
  color: var(--neutral-500);
  font-size: 0.85rem;
  margin-top: var(--space-2);
  line-height: 1.4;
}

.form-actions {
  display: flex;
  gap: var(--space-4);
  justify-content: center;
  margin-top: var(--space-8);
}

.form-submit {
  min-width: 160px;
}

.form-info {
  background: var(--blue-50);
  border: 1px solid var(--blue-200);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
}

.form-info h3 {
  color: var(--blue-800);
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: var(--space-4);
}

.form-info ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.form-info li {
  color: var(--blue-700);
  font-size: 0.9rem;
  line-height: 1.5;
  margin-bottom: var(--space-2);
}

.form-info li:last-child {
  margin-bottom: 0;
}

/* Navigation styles */
.nav {
  display: flex;
  gap: var(--space-4);
}

.nav-link {
  color: var(--neutral-600);
  text-decoration: none;
  font-weight: 500;
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
}

.nav-link:hover {
  color: var(--primary-600);
  background: var(--primary-50);
}

.nav-link.active {
  color: var(--primary-600);
  background: var(--primary-100);
}

/* Submit button on main page */
.submit-channel-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  margin-top: var(--space-6);
  padding: var(--space-4) var(--space-6);
  background: var(--green-500);
  color: white;
  border: none;
  border-radius: var(--radius-lg);
  font-weight: 600;
  font-size: 1rem;
  text-decoration: none;
  transition: all var(--transition-base);
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.submit-channel-btn:hover {
  background: var(--green-600);
  transform: translateY(-1px);
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.15);
}

/* Responsive form */
@media (max-width: 768px) {
  .form-container {
    padding: var(--space-6) var(--space-4);
  }
  
  .channel-form {
    padding: var(--space-6);
  }
  
  .form-actions {
    flex-direction: column;
    align-items: stretch;
  }
  
  .form-submit {
    min-width: auto;
  }
  
  .nav {
    flex-direction: column;
    gap: var(--space-2);
  }
}