/* Custom CSS for VideoSummarizerAI */

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

/* Base Styles */
:root {
  /* Primary brand colors */
  --color-primary: #3b82f6; /* Blue-500 */
  --color-primary-dark: #2563eb; /* Blue-600 */
  --color-primary-light: #60A5FA;
  --color-secondary: #8b5cf6; /* Violet-500 */
  --color-success: #10b981; /* Emerald-500 */
  --color-accent: #F59E0B;
  --color-accent-light: #FBBF24;
  --color-accent-dark: #D97706;
  
  /* Neutral colors */
  --color-gray-50: #F9FAFB;
  --color-gray-100: #F3F4F6;
  --color-gray-200: #E5E7EB;
  --color-gray-300: #D1D5DB;
  --color-gray-400: #9CA3AF;
  --color-gray-500: #6B7280;
  --color-gray-600: #4B5563;
  --color-gray-700: #374151;
  --color-gray-800: #1F2937;
  --color-gray-900: #111827;
  --color-background: #f9fafb; /* Gray-50 */
  --color-text: #1f2937; /* Gray-800 */
  --gradient-primary: linear-gradient(135deg, #3b82f6, #8b5cf6);
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
  color: var(--color-text);
  background-color: var(--color-background);
  line-height: 1.5;
  scroll-behavior: smooth;
}

h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.2;
}

/* Button Styles */
.btn {
  position: relative;
  overflow: hidden;
  transition: all 0.3s ease;
}

.btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 15px rgba(59, 130, 246, 0.2);
}

.btn-primary {
  background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
}

.btn-secondary {
  background: linear-gradient(135deg, #4b5563 0%, #374151 100%);
}

.btn-accent {
  background: linear-gradient(135deg, #8b5cf6 0%, #6d28d9 100%);
}

/* Card styles */
.card {
  background-color: white;
  border-radius: 0.5rem;
  box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
  transition: all 0.3s ease;
}

.card:hover {
  box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  transform: translateY(-2px);
}

/* Form elements */
.form-input {
  width: 100%;
  padding: 0.5rem 0.75rem;
  border: 1px solid var(--color-gray-300);
  border-radius: 0.375rem;
  background-color: white;
  color: var(--color-gray-800);
  transition: border-color 0.2s ease-in-out, box-shadow 0.2s ease-in-out;
}

.form-input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.2);
}

.form-label {
  display: block;
  font-weight: 500;
  color: var(--color-gray-700);
  margin-bottom: 0.25rem;
}

/* Gradient backgrounds */
.bg-gradient-primary {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
}

.bg-gradient-dark {
  background: linear-gradient(135deg, var(--color-gray-800) 0%, var(--color-gray-900) 100%);
}

/* Animation classes */
.animate-fade-in {
  animation: fadeIn 0.5s ease-in-out;
}

.animate-slide-up {
  animation: slideUp 0.5s ease-in-out;
}

.animate-slide-in-right {
  animation: slideInRight 0.5s ease-in-out;
}

@keyframes fadeIn {
  0% { opacity: 0; }
  100% { opacity: 1; }
}

@keyframes slideUp {
  0% { transform: translateY(30px); opacity: 0; }
  100% { transform: translateY(0); opacity: 1; }
}

@keyframes slideInRight {
  0% { transform: translateX(30px); opacity: 0; }
  100% { transform: translateX(0); opacity: 1; }
}

/* Utility classes */
.text-gradient {
  background-clip: text;
  -webkit-background-clip: text;
  color: transparent;
  background-image: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
}

.shadow-soft {
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

.shadow-hard {
  box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

/* Custom section spacing */
.section-spacing {
  padding: 5rem 0;
}

/* Hero section specific */
.hero-gradient {
  position: absolute;
  top: -10%;
  right: -5%;
  width: 70%;
  height: 70%;
  background: linear-gradient(135deg, #f0f5ff, #eaeeff);
  border-radius: 50%;
  z-index: -1;
}

/* Feature cards */
.feature-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 3rem;
  width: 3rem;
  background-color: rgba(59, 130, 246, 0.1);
  color: var(--color-primary);
  border-radius: 0.5rem;
  margin-bottom: 1rem;
}

/* Loading animation */
.loading-spinner {
  border: 3px solid rgba(59, 130, 246, 0.3);
  border-radius: 50%;
  border-top: 3px solid #3b82f6;
  width: 24px;
  height: 24px;
  animation: spin 1s linear infinite;
}

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

/* Pulse animation for buttons */
.pulse {
  position: relative;
}

.pulse::before {
  content: '';
  position: absolute;
  width: 100%;
  height: 100%;
  top: 0;
  left: 0;
  background: inherit;
  border-radius: inherit;
  animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
  opacity: 0.8;
}

@keyframes pulse {
  0% { transform: scale(1); opacity: 0.8; }
  50% { transform: scale(1.05); opacity: 0; }
  100% { transform: scale(1); opacity: 0; }
}

/* Responsive adjustments */
@media (max-width: 768px) {
  .section-spacing {
    padding: 3rem 0;
  }
}

/* Custom scrollbar */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: var(--color-gray-100);
}

::-webkit-scrollbar-thumb {
  background-color: var(--color-gray-400);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background-color: var(--color-gray-500);
}

/* Pricing toggle */
.pricing-toggle {
  position: relative;
  display: inline-flex;
  align-items: center;
  margin: 2rem 0;
}

.pricing-toggle-label {
  font-weight: 500;
  cursor: pointer;
  transition: color 0.2s ease-in-out;
}

.pricing-toggle-label.active {
  color: var(--color-primary);
}

.pricing-toggle-switch {
  position: relative;
  display: inline-block;
  width: 3.5rem;
  height: 1.75rem;
  background-color: var(--color-gray-200);
  border-radius: 1rem;
  margin: 0 0.75rem;
  cursor: pointer;
  transition: background-color 0.2s ease-in-out;
}

.pricing-toggle-switch::after {
  content: '';
  position: absolute;
  top: 0.25rem;
  left: 0.25rem;
  width: 1.25rem;
  height: 1.25rem;
  background-color: white;
  border-radius: 50%;
  transition: transform 0.2s ease-in-out;
}

.pricing-toggle-switch.active {
  background-color: var(--color-primary);
}

.pricing-toggle-switch.active::after {
  transform: translateX(1.75rem);
}

/* Testimonial styles */
.testimonial-card {
  position: relative;
  padding: 2rem;
  background-color: white;
  border-radius: 0.5rem;
  box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
}

.testimonial-card::before {
  content: '"';
  position: absolute;
  top: 1rem;
  left: 1.5rem;
  font-size: 4rem;
  line-height: 1;
  font-weight: 700;
  color: var(--color-gray-200);
  z-index: 0;
}

.testimonial-content {
  position: relative;
  z-index: 1;
}

/* Mobile menu */
.mobile-menu {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: var(--color-gray-900);
  z-index: 50;
  padding: 2rem;
  transform: translateX(-100%);
  transition: transform 0.3s ease-in-out;
}

.mobile-menu.open {
  transform: translateX(0);
}

.mobile-menu-close {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  color: white;
  font-size: 1.5rem;
}

/* Feature Card Styles */
.feature-card {
  border-radius: 0.5rem;
  padding: 1.5rem;
  background-color: white;
  box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
  transition: all 0.3s ease;
}

.feature-card:hover {
  box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  transform: translateY(-2px);
}

/* Mobile Menu */
#mobile-menu {
  position: fixed;
  top: 0;
  width: 80%;
  max-width: 300px;
  height: 100vh;
  background-color: white;
  z-index: 50;
  transition: right 0.3s ease;
  overflow-y: auto;
  box-shadow: -2px 0 10px rgba(0, 0, 0, 0.1);
}

#mobile-menu.active {
  right: 0;
}

/* Gradient Text */
.gradient-text {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* Pricing Section */
.pricing-card {
  border-radius: 0.5rem;
  background-color: white;
  box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
  transition: all 0.3s ease;
  overflow: hidden;
}

.pricing-card:hover {
  box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  transform: translateY(-2px);
}

.pricing-card.featured {
  border: 2px solid var(--color-primary);
  transform: scale(1.05);
}

.pricing-card.featured:hover {
  transform: scale(1.05) translateY(-2px);
}

/* Testimonial Section */
.testimonial-card {
  border-radius: 0.5rem;
  background-color: white;
  box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
  transition: all 0.3s ease;
  padding: 1.5rem;
}

.testimonial-card:hover {
  box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
}

/* FAQ Section */
.faq-item {
  border-bottom: 1px solid #e5e7eb;
  padding: 1.25rem 0;
}

.faq-question {
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-weight: 500;
}

.faq-answer {
  margin-top: 0.75rem;
  display: none;
}

.faq-item.active .faq-answer {
  display: block;
}

/* Custom Animation Classes */
.fade-in {
  animation: fadeIn 0.5s ease forwards;
}

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

/* Responsive Adjustments */
@media (max-width: 768px) {
  .pricing-card.featured {
    transform: scale(1);
  }
  
  .pricing-card.featured:hover {
    transform: translateY(-2px);
  }
}

/* Service Box */
.service-box {
  border-radius: 0.75rem;
  padding: 2rem;
  background-color: white;
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  transition: all 0.3s ease;
  height: 100%;
}

.service-box:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
}

/* Input Styling */
.custom-input {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1px solid #e5e7eb;
  border-radius: 0.375rem;
  transition: all 0.2s ease;
}

.custom-input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.3);
}

/* Label Styling */
.custom-label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 500;
  color: #4b5563;
}

/* Checkbox Styling */
.custom-checkbox {
  position: relative;
  padding-left: 1.75rem;
  cursor: pointer;
  user-select: none;
}

.custom-checkbox input {
  position: absolute;
  opacity: 0;
  cursor: pointer;
  height: 0;
  width: 0;
}

.checkmark {
  position: absolute;
  top: 0;
  left: 0;
  height: 1.25rem;
  width: 1.25rem;
  background-color: #fff;
  border: 1px solid #e5e7eb;
  border-radius: 0.25rem;
}

.custom-checkbox:hover input ~ .checkmark {
  background-color: #f9fafb;
}

.custom-checkbox input:checked ~ .checkmark {
  background-color: var(--color-primary);
  border-color: var(--color-primary);
}

.checkmark:after {
  content: "";
  position: absolute;
  display: none;
}

.custom-checkbox input:checked ~ .checkmark:after {
  display: block;
}

.custom-checkbox .checkmark:after {
  left: 0.4rem;
  top: 0.2rem;
  width: 0.4rem;
  height: 0.75rem;
  border: solid white;
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}