/* Vega AI Landing Page - Custom Styles
 * Main CSS file with custom styles and enhancements
 * Built on top of Tailwind CSS for consistent design
 */

/* CSS Custom Properties */
:root {
  --primary: #0D9488;
  --primary-dark: #0B7A70;
  --secondary: #F59E0B;
}

/* Custom styles with better polish */
* {
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Enhanced body styles */
body {
  position: relative;
  scroll-behavior: smooth;
  background-attachment: fixed;
  min-height: 100vh;
  min-height: -webkit-fill-available;
}

/* Responsive container improvements */
@media (max-width: 640px) {
  .min-h-screen {
    min-height: 100vh;
    min-height: -webkit-fill-available;
  }

  /* Fix for mobile viewport issues */
  html {
    height: -webkit-fill-available;
  }

  /* Consistent mobile padding */
  section {
    padding-left: 1rem;
    padding-right: 1rem;
  }

  /* Prevent horizontal overflow */
  * {
    max-width: 100vw;
  }

  /* Better text alignment on mobile */
  .text-center {
    text-align: center !important;
  }
}

/* Fluid Typography */
:root {
  /* Fluid typography scale using clamp() for smooth scaling */
  --font-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.875rem);
  --font-sm: clamp(0.875rem, 0.8rem + 0.375vw, 1rem);
  --font-base: clamp(0.9375rem, 0.85rem + 0.4375vw, 1.125rem);
  --font-lg: clamp(1rem, 0.9rem + 0.5vw, 1.25rem);
  --font-xl: clamp(1.125rem, 1rem + 0.625vw, 1.5rem);
  --font-2xl: clamp(1.25rem, 1.1rem + 0.75vw, 1.875rem);
  --font-3xl: clamp(1.5rem, 1.3rem + 1vw, 2.25rem);
  --font-4xl: clamp(1.75rem, 1.5rem + 1.25vw, 2.5rem);
  --font-5xl: clamp(2rem, 1.7rem + 1.5vw, 3rem);
  --font-6xl: clamp(2.25rem, 1.9rem + 1.75vw, 3.75rem);
}

/* Apply fluid typography with consistent line heights */
.text-xs { font-size: var(--font-xs); line-height: 1.5; }
.text-sm { font-size: var(--font-sm); line-height: 1.5; }
.text-base { font-size: var(--font-base); line-height: 1.6; }
.text-lg { font-size: var(--font-lg); line-height: 1.5; }
.text-xl { font-size: var(--font-xl); line-height: 1.4; }
.text-2xl { font-size: var(--font-2xl); line-height: 1.3; }
.text-3xl { font-size: var(--font-3xl); line-height: 1.2; }
.text-4xl { font-size: var(--font-4xl); line-height: 1.1; }
.text-5xl { font-size: var(--font-5xl); line-height: 1.1; }
.text-6xl { font-size: var(--font-6xl); line-height: 1; }

/* Small mobile devices */
@media (max-width: 480px) {

  /* Consistent spacing */
  .gap-2 { gap: 0.5rem; }
  .gap-3 { gap: 0.75rem; }
  .gap-4 { gap: 1rem; }
  .gap-6 { gap: 1.5rem; }

  /* Reduced margins for mobile */
  .mb-8 { margin-bottom: 1.5rem; }
  .mb-12 { margin-bottom: 2rem; }
  .mb-16 { margin-bottom: 2.5rem; }

  /* Mobile padding adjustments */
  .py-8 { padding-top: 1.5rem; padding-bottom: 1.5rem; }
  .py-12 { padding-top: 2rem; padding-bottom: 2rem; }
  .py-16 { padding-top: 2.5rem; padding-bottom: 2.5rem; }
}

/* Smooth scrollbar */
::-webkit-scrollbar {
  width: 6px;
}

::-webkit-scrollbar-track {
  background: rgba(30, 41, 59, 0.5);
}

::-webkit-scrollbar-thumb {
  background: rgba(13, 148, 136, 0.6);
  border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
  background: rgba(13, 148, 136, 0.8);
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Space Grotesk', 'DM Sans', ui-sans-serif, system-ui, sans-serif;
  font-weight: 600;
  letter-spacing: -0.025em;
  line-height: 1.2;
  text-wrap: balance;
}

body {
  font-family: 'DM Sans', 'Inter', ui-sans-serif, system-ui, sans-serif;
  font-weight: 400;
  line-height: 1.6;
  color: rgb(203, 213, 225);
}

.gradient-text {
  background: linear-gradient(135deg, #0D9488 0%, #F59E0B 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  background-size: 200% auto;
  animation: gradientShift 3s ease-in-out infinite;
}

@keyframes gradientShift {
  0%, 100% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
}

.gradient-text-hover {
  background: linear-gradient(135deg, #0D9488 0%, #0D9488 50%, #F59E0B 100%);
  background-size: 200% auto;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  transition: background-position 0.6s cubic-bezier(0.4, 0, 0.2, 1);
  cursor: pointer;
}

.gradient-text-hover:hover {
  background-position: right center;
  text-shadow: 0 0 20px rgba(13, 148, 136, 0.3);
}

/* Smooth scrolling and prevent horizontal overflow */
html {
  scroll-behavior: smooth;
  overflow-x: hidden;
}

/* Enhanced navigation styles */
nav {
  background: rgba(15, 23, 42, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
  border-bottom: 1px solid rgba(71, 85, 105, 0.2);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

nav.scrolled {
  background: rgba(15, 23, 42, 0.98);
  box-shadow: 0 4px 20px 0 rgba(0, 0, 0, 0.15);
}

/* Fixed nav height for mobile */
@media (max-width: 640px) {
  nav {
    height: 56px;
  }

  /* Smaller nav elements on mobile */
  nav .text-base {
    font-size: 0.875rem;
  }

  nav svg {
    width: 1.25rem;
    height: 1.25rem;
  }
}

/* Enhanced card hover effects */
.card-hover {
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  background: linear-gradient(to bottom right, rgba(30, 41, 59, 0.5), rgba(30, 41, 59, 0.3));
  backdrop-filter: blur(10px);
  position: relative;
  overflow: hidden;
}

.card-hover::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(13, 148, 136, 0.1), transparent);
  transition: left 0.6s;
}

.card-hover:hover::before {
  left: 100%;
}

.card-hover:hover {
  transform: translateY(-4px);
  box-shadow: 0 20px 40px -15px rgba(13, 148, 136, 0.3), 0 0 0 1px rgba(13, 148, 136, 0.1);
  background: linear-gradient(to bottom right, rgba(30, 41, 59, 0.7), rgba(30, 41, 59, 0.4));
}

/* Subtle glow effect for interactive elements */
.glow-on-hover {
  position: relative;
  transition: all 0.3s ease;
}

.glow-on-hover::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(45deg, transparent, rgba(13, 148, 136, 0.3), transparent);
  mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  mask-composite: xor;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.glow-on-hover:hover::after {
  opacity: 1;
}

/* Enhanced button hover effects */
.btn-primary {
  position: relative;
  overflow: hidden;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 4px 15px 0 rgba(13, 148, 136, 0.2);
}

.btn-primary::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.15) 0%, transparent 70%);
  border-radius: 50%;
  transform: translate(-50%, -50%);
  transition: width 0.6s ease, height 0.6s ease;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px 0 rgba(13, 148, 136, 0.35);
}

.btn-primary:hover::before {
  width: 300px;
  height: 300px;
}

.btn-primary:active {
  transform: translateY(0);
  transition: transform 0.1s;
}

/* Secondary button enhancements */
.btn-secondary {
  position: relative;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  border: 1px solid rgba(71, 85, 105, 0.8);
}

.btn-secondary:hover {
  transform: translateY(-2px);
  border-color: rgba(13, 148, 136, 0.5);
  box-shadow: 0 8px 25px 0 rgba(0, 0, 0, 0.15);
}

/* Enhanced mobile menu animation */
.mobile-menu {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 9999;
  pointer-events: none;
  visibility: hidden;
  opacity: 0;
}

.mobile-menu.active {
  visibility: visible;
  opacity: 1;
  pointer-events: auto;
}

.mobile-menu-backdrop {
  position: absolute;
  inset: 0;
  background-color: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(2px);
  -webkit-backdrop-filter: blur(2px);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.mobile-menu.active .mobile-menu-backdrop {
  opacity: 1;
}

.mobile-menu-content {
  position: absolute;
  right: 0;
  top: 0;
  bottom: 0;
  width: 280px;
  max-width: 80vw;
  background-color: rgb(15, 23, 42);
  transform: translateX(100%);
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: -10px 0 30px rgba(0, 0, 0, 0.3);
  display: flex;
  flex-direction: column;
}

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

/* Enhanced scroll animations */
.fade-in-up {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.fade-in-up.visible {
  opacity: 1;
  transform: translateY(0);
}

.animate-on-scroll {
  opacity: 0;
  transform: translateY(20px);
  transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.animate-on-scroll.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Enhanced loading animations */


/* Enhanced page transitions */
.page-fade-in {
  animation: fadeIn 1s cubic-bezier(0.4, 0, 0.2, 1) ease-out;
}

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

/* Subtle background patterns */
.bg-pattern {
  background-image: radial-gradient(circle at 2px 2px, rgba(13, 148, 136, 0.03) 1px, transparent 0);
  background-size: 40px 40px;
}

/* Enhanced glass effect */
.glass-effect {
  background: rgba(30, 41, 59, 0.4);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

/* Mobile optimizations for glass effect */
@media (max-width: 768px) {
  .glass-effect {
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
  }
}

/* Hover scale effect */
.hover-scale {
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.hover-scale:hover {
  transform: scale(1.02);
}

/* Icon rotation on hover */
.icon-rotate {
  transition: transform 0.3s ease;
}

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

/* Enhanced focus states */
:focus {
  outline: none;
}

:focus-visible {
  outline: 2px solid #0D9488;
  outline-offset: 2px;
  border-radius: 4px;
  box-shadow: 0 0 0 4px rgba(13, 148, 136, 0.1);
}

/* Enhanced selection */
::selection {
  background: rgba(13, 148, 136, 0.2);
  color: #ffffff;
}

/* Smooth text rendering */
html {
  text-rendering: optimizeLegibility;
}

/* Reduced motion for accessibility */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* Enhanced mobile interactions */
@media (max-width: 768px) {
  .tap-target {
    min-height: 44px;
    min-width: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
  }

  .tap-target::after {
    content: '';
    position: absolute;
    inset: -8px;
    background: transparent;
  }

  .tap-target:active {
    transform: scale(0.95);
    transition: transform 0.1s ease;
  }

  /* Mobile-specific improvements */
  body {
    font-size: 16px; /* Prevent zoom on iOS */
    -webkit-text-size-adjust: 100%;
  }

  /* Standard button sizes */
  .btn-primary, .btn-secondary {
    min-height: 44px;
    padding: 12px 24px;
    font-size: 16px;
    font-weight: 500;
  }

  /* Better mobile spacing */
  .max-w-7xl {
    max-width: 100%;
  }

  /* Improved mobile text sizes with proper line heights */
  h1 {
    line-height: 1.2;
    letter-spacing: -0.02em;
  }
  h2 {
    line-height: 1.3;
    letter-spacing: -0.01em;
  }
  h3 {
    line-height: 1.4;
  }
  p {
    line-height: 1.6;
  }

  /* Mobile-first containers */
  .container-mobile {
    padding-left: 1rem;
    padding-right: 1rem;
  }

  /* Fix grid layouts on mobile */
  .grid {
    gap: 1rem;
  }

  /* Center align all text on mobile for better consistency */
  .sm\:text-left {
    text-align: center;
  }
}

/* Touch-friendly hover states */
@media (hover: hover) {
  .hover\:scale-105:hover {
    transform: scale(1.05);
  }

  .hover\:translate-y-1:hover {
    transform: translateY(-4px);
  }
}

@media (hover: none) {
  .hover\:scale-105:active {
    transform: scale(1.02);
  }

  .hover\:translate-y-1:active {
    transform: translateY(-2px);
  }
}

/* Ensure CTA buttons are always visible */
.btn-primary, .btn-secondary {
  opacity: 1 !important;
}

/* Ensure animation visibility */
.animate-fade-in-up {
  opacity: 1;
  transform: translateY(0);
}

/* Respect user preferences for reduced motion */
@media (prefers-reduced-motion: reduce) {
  .animate-fade-in-up,
  .hover-scale,
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* Mobile-specific optimizations */
@media (max-width: 768px) {
  /* Simplified animations on mobile for better performance */
  .animate-fade-in-up {
    animation-duration: 0.3s !important;
    opacity: 1 !important;
    transform: none !important;
  }

  /* Fix mobile menu button positioning */
  #mobile-menu-button {
    width: 44px;
    height: 44px;
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: center;
  }

  /* Ensure proper text wrapping */
  .text-white,
  .text-gray-300,
  .text-gray-400 {
    word-wrap: break-word;
    overflow-wrap: break-word;
  }

  /* Fix benefit cards on mobile */
  .bg-slate-800 {
    width: 100%;
    max-width: 100%;
  }
}


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

@keyframes pulse {
  0%, 100% {
    opacity: 1;
  }
  50% {
    opacity: 0.5;
  }
}

/* Enhanced Tailwind animations */
.animate-fade-in-up {
  animation: fadeInUp 0.8s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

/* Animation delays */
.delay-100 { animation-delay: 0.1s; }
.delay-200 { animation-delay: 0.2s; }
.delay-300 { animation-delay: 0.3s; }
.delay-500 { animation-delay: 0.5s; }
.delay-700 { animation-delay: 0.7s; }
.delay-1000 { animation-delay: 1s; }

/* Additional mobile fixes */
@media (max-width: 768px) {
  /* Fix hero section spacing */
  #main-content {
    padding-top: 70px !important;
  }

  /* Ensure consistent section padding */
  section {
    padding-left: 1rem !important;
    padding-right: 1rem !important;
  }

  /* Fix mobile menu z-index issues */
  #mobile-menu {
    z-index: 9999 !important;
  }

  /* Improve mobile card layouts */
  .grid {
    grid-template-columns: 1fr !important;
  }

  /* Better mobile text sizes */
  .gradient-text {
    font-size: clamp(1.25rem, 5vw, 1.75rem);
  }

  /* Fix mobile overflow */
  .max-w-7xl {
    max-width: 100%;
    overflow-x: hidden;
  }

  /* Ensure buttons are properly sized */
  a[href="#get-started"] {
    width: auto;
    max-width: 100%;
  }

  /* Fix mobile navigation height */
  nav {
    height: 56px;
  }

  nav > div > div {
    height: 56px;
    align-items: center;
  }

  /* Prevent horizontal scroll */
  html, body {
    overflow-x: hidden !important;
    max-width: 100vw !important;
  }

  /* Fix text wrapping in benefit cards */
  .bg-slate-800 p {
    word-break: break-word;
    hyphens: auto;
  }

  /* Fix footer alignment on mobile */
  footer {
    text-align: center;
  }

  footer .flex-wrap {
    padding: 0 0.5rem;
  }
}

/* Interactive Feedback Form Styles */
#feedback-trigger {
  position: relative;
  overflow: hidden;
}

#feedback-trigger::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(13, 148, 136, 0.1), transparent);
  transition: left 0.6s ease;
}

#feedback-trigger:hover::before {
  left: 100%;
}

#feedback-trigger.expanded #expand-icon {
  transform: rotate(180deg);
}

#feedback-form {
  position: relative;
  overflow: hidden;
}

#feedback-form::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(13, 148, 136, 0.05) 0%, transparent 70%);
  pointer-events: none;
}

/* HTMX Indicator Styles */
.htmx-indicator {
  display: none;
}

.htmx-request .htmx-indicator {
  display: inline-flex;
  align-items: center;
}

.htmx-request #submit-text {
  display: none;
}

/* Animated form appearance */
#feedback-form-container {
  animation: slideDown 0.5s ease-out;
}

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

/* Improved Radio Button Card Styles */
#feedback-form input[type="radio"]:checked + div {
  background-color: #0D9488 !important;
  color: white;
  transform: scale(1.02);
  box-shadow: 0 4px 12px rgba(13, 148, 136, 0.3);
}

#feedback-form input[type="radio"]:focus + div {
  outline: 2px solid #0D9488;
  outline-offset: 2px;
}

/* Rotate icon when expanded */
#expand-icon.rotate-180 {
  transform: rotate(180deg);
}


/* Range Slider Styles */
.slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  background: transparent;
  cursor: pointer;
}

.slider-thumb::-webkit-slider-track {
  width: 100%;
  height: 8px;
  background: #475569;
  border-radius: 4px;
}

.slider-thumb::-moz-range-track {
  width: 100%;
  height: 8px;
  background: #475569;
  border-radius: 4px;
}

.slider-thumb::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 24px;
  height: 24px;
  background: #0D9488;
  border-radius: 50%;
  cursor: pointer;
  margin-top: -8px;
  box-shadow: 0 2px 8px rgba(13, 148, 136, 0.4);
  transition: all 0.2s ease;
}

.slider-thumb::-moz-range-thumb {
  width: 24px;
  height: 24px;
  background: #0D9488;
  border-radius: 50%;
  cursor: pointer;
  border: none;
  box-shadow: 0 2px 8px rgba(13, 148, 136, 0.4);
  transition: all 0.2s ease;
}

.slider-thumb:hover::-webkit-slider-thumb {
  transform: scale(1.1);
  box-shadow: 0 4px 12px rgba(13, 148, 136, 0.6);
}

.slider-thumb:hover::-moz-range-thumb {
  transform: scale(1.1);
  box-shadow: 0 4px 12px rgba(13, 148, 136, 0.6);
}

.slider-thumb:active::-webkit-slider-thumb {
  transform: scale(0.95);
}

.slider-thumb:active::-moz-range-thumb {
  transform: scale(0.95);
}

/* Fill track to the left of thumb */
.slider-thumb::-webkit-slider-runnable-track {
  background: linear-gradient(to right, #0D9488 0%, #0D9488 var(--value), #475569 var(--value), #475569 100%);
}

/* Form Message Styles */
#form-message.success > div {
  background-color: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.3);
  color: #10B981;
}

#form-message.error > div {
  background-color: rgba(239, 68, 68, 0.1);
  border: 1px solid rgba(239, 68, 68, 0.3);
  color: #EF4444;
}


/* Mobile specific styles for feedback form */
@media (max-width: 640px) {
  #feedback-form {
    padding: 1.5rem;
  }

  #feedback-form .text-lg {
    font-size: 1rem;
  }

  #feedback-form label span {
    font-size: 0.875rem;
  }

  .slider-thumb::-webkit-slider-thumb {
    width: 20px;
    height: 20px;
    margin-top: -6px;
  }

  .slider-thumb::-moz-range-thumb {
    width: 20px;
    height: 20px;
  }
}

/* Accessibility improvements for form */
#feedback-form input:focus-visible,
#feedback-form select:focus-visible,
#feedback-form textarea:focus-visible {
  outline: 2px solid #0D9488;
  outline-offset: 2px;
}

#feedback-form fieldset:focus-within {
  outline: 2px solid #0D9488;
  outline-offset: 4px;
  border-radius: 8px;
}