/* RESET AND BASE CONFIGURATION */

/* Universal reset for consistent cross-browser rendering */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

/* CSS Custom Properties - Design System Variables */
:root {
  /* Color Palette */
  --bg-primary: #f5f2e8; /* Warm cream background */
  --text-primary: #5a6c7d; /* Professional blue-gray text */
  --accent-blue: #4e86ee; /* Interactive blue accent */
  --accent-orange: #ee8e4e; /* Warm orange accent */
  --text-light: #6b7280; /* Muted text for secondary content */

  /* Animation Timing */
  --transition-fast: 0.3s ease-out;
  --transition-smooth: 0.4s ease-out;
  --transition-slow: 0.8s ease-out;

  /* Spacing System */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --spacing-2xl: 4rem;
  --spacing-3xl: 5rem;

  /* Typography Scale */
  --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: 1.875rem;
  --font-size-4xl: 2.25rem;
  --font-size-5xl: 3rem;

  /* Border Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;

  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);

  /* Z-Index Scale */
  --z-background: -1;
  --z-base: 1;
  --z-elevated: 10;
  --z-overlay: 100;
  --z-modal: 1000;
  --z-tooltip: 9999;
}

/* BODY AND BACKGROUND SYSTEM */

/* Primary body styling with textured background pattern */
body {
  font-family: "Georgia", serif;
  background-color: var(--bg-primary);
  /* Subtle dot pattern overlay for texture */
  background-image: radial-gradient(circle, #d1c7b8 1px, transparent 1px);
  background-size: 20px 20px;
  background-attachment: fixed;
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  /* Smooth transitions for page transitions */
  transition:
    opacity var(--transition-smooth),
    transform var(--transition-smooth);
}

/* Dynamic background state - hides static pattern when interactive canvas is active */
body.canvas-active {
  background-image: none;
}

/* Page transition states for smooth navigation */
body.page-transitioning {
  opacity: 0;
  transform: translateY(-20px);
}

/* INTERACTIVE CANVAS SYSTEM */

/* Full-screen interactive background canvas */
#interactive-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none; /* Allows click-through to page content */
  z-index: var(--z-background);
}

/* KEYFRAME ANIMATIONS */

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

@keyframes fadeInLeft {
  from {
    opacity: 0;
    transform: translateX(-30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes fadeInRight {
  from {
    opacity: 0;
    transform: translateX(30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes fadeInDown {
  from {
    opacity: 0;
    transform: translateY(-30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Scale animations */
@keyframes scaleIn {
  from {
    opacity: 0;
    transform: scale(0.9);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

@keyframes scaleOut {
  from {
    opacity: 1;
    transform: scale(1);
  }
  to {
    opacity: 0;
    transform: scale(0.9);
  }
}

/* Line and shape animations */
@keyframes expandLine {
  from {
    transform: scaleX(0);
  }
  to {
    transform: scaleX(1);
  }
}

@keyframes expandLineVertical {
  from {
    transform: scaleY(0);
  }
  to {
    transform: scaleY(1);
  }
}

/* Exit animations */
@keyframes fadeOutUp {
  from {
    opacity: 1;
    transform: translateY(0);
  }
  to {
    opacity: 0;
    transform: translateY(-20px);
  }
}

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

/* Rotation animations */
@keyframes rotateIn {
  from {
    opacity: 0;
    transform: rotate(-180deg);
  }
  to {
    opacity: 1;
    transform: rotate(0deg);
  }
}

/* Bounce animations */
@keyframes bounceIn {
  0% {
    opacity: 0;
    transform: scale(0.3);
  }
  50% {
    opacity: 1;
    transform: scale(1.05);
  }
  70% {
    transform: scale(0.9);
  }
  100% {
    opacity: 1;
    transform: scale(1);
  }
}

/* Slide animations */
@keyframes slideInFromLeft {
  from {
    opacity: 0;
    transform: translateX(-100%);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes slideInFromRight {
  from {
    opacity: 0;
    transform: translateX(100%);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

/* Pulse animations */
@keyframes pulse {
  0%,
  100% {
    opacity: 1;
  }
  50% {
    opacity: 0.5;
  }
}

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

/* SOCIAL LINKS PANEL SYSTEM */

/* Base positioning for side-mounted social link panels */
.social-links-left,
.social-links-right {
  position: fixed;
  bottom: var(--spacing-2xl);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  z-index: var(--z-overlay);
}

/* Panel positioning variants */
.social-links-left {
  left: var(--spacing-2xl);
  text-align: left;
}

.social-links-right {
  right: var(--spacing-2xl);
  text-align: right;
}

/* SOCIAL LINK STYLING */

/* Base link appearance for both panels */
.social-links-left a,
.social-links-right a {
  position: relative;
  display: inline-block;
  padding: var(--spacing-xs) var(--spacing-sm);
  font-size: var(--font-size-sm);
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-primary);
  text-decoration: none;
  transition: color var(--transition-fast);
  opacity: 0; /* Hidden initially for entrance animation */
  border-radius: var(--radius-sm);
}

/* STAGGERED ENTRANCE ANIMATIONS */

/* Right panel - staggered entrance with increasing delays */
.social-links-right a:nth-last-child(1) {
  animation: fadeInRight var(--transition-slow) 1.2s forwards;
}
.social-links-right a:nth-last-child(2) {
  animation: fadeInRight var(--transition-slow) 1.4s forwards;
}
.social-links-right a:nth-last-child(3) {
  animation: fadeInRight var(--transition-slow) 1.6s forwards;
}
.social-links-right a:nth-last-child(4) {
  animation: fadeInRight var(--transition-slow) 1.8s forwards;
}
.social-links-right a:nth-last-child(5) {
  animation: fadeInRight var(--transition-slow) 2s forwards;
}

/* Left panel - staggered entrance with increasing delays */
.social-links-left a:nth-last-child(1) {
  animation: fadeInLeft var(--transition-slow) 1.2s forwards;
}
.social-links-left a:nth-last-child(2) {
  animation: fadeInLeft var(--transition-slow) 1.4s forwards;
}
.social-links-left a:nth-last-child(3) {
  animation: fadeInLeft var(--transition-slow) 1.6s forwards;
}
.social-links-left a:nth-last-child(4) {
  animation: fadeInLeft var(--transition-slow) 1.8s forwards;
}
.social-links-left a:nth-last-child(5) {
  animation: fadeInLeft var(--transition-slow) 2s forwards;
}

/* INTERACTIVE HOVER EFFECTS */

/* Left panel hover effects */
.social-links-left a::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(238, 142, 78, 0.19);
  border-radius: var(--radius-lg);
  opacity: 0;
  transform: translateX(-10px);
  transition:
    opacity var(--transition-fast),
    transform var(--transition-fast);
  z-index: var(--z-background);
}

.social-links-left a:hover {
  color: var(--text-light);
}

.social-links-left a:hover::before {
  opacity: 1;
  transform: translateX(0);
}

/* Right panel hover effects */
.social-links-right a::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 110%;
  height: 100%;
  background: rgba(238, 142, 78, 0.19);
  border-radius: var(--radius-lg);
  opacity: 0;
  transform: translateX(10px);
  transition:
    opacity var(--transition-fast),
    transform var(--transition-fast);
  z-index: var(--z-background);
}

.social-links-right a:hover {
  color: var(--text-light);
}

.social-links-right a:hover::before {
  opacity: 1;
  transform: translateX(0);
}

/* MOBILE RESPONSIVE OVERRIDES FOR SOCIAL LINKS */

@media (max-width: 768px) {
  .social-links-left,
  .social-links-right {
    position: static;
    flex-direction: row;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    padding: 0 1.25rem 1.5rem;
    text-align: center;
    justify-content: center;
  }

  .social-links-left a,
  .social-links-right a {
    opacity: 1;
    animation: none;
  }
}

/* PAGE TRANSITION SYSTEM */

/* Global transition overlay for smooth page changes */
.page-transition-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: var(--bg-primary);
  opacity: 0;
  visibility: hidden;
  transition:
    opacity var(--transition-slow),
    visibility var(--transition-slow);
  z-index: var(--z-tooltip);
  pointer-events: none;
}

/* Active transition state */
.page-transition-overlay.active {
  opacity: 1;
  visibility: visible;
  pointer-events: all;
}

/* COMMON COMPONENTS */

/* Separator line element */
.separator {
  height: 1px;
  background-color: var(--text-light);
  opacity: 0.3;
  margin: var(--spacing-xl) 0;
  transform-origin: left;
  animation: expandLine 0.8s ease-out forwards;
}

/* Main title styling */
.title {
  font-size: var(--font-size-5xl);
  font-weight: 300;
  color: var(--text-primary);
  margin-bottom: var(--spacing-lg);
  letter-spacing: -1px;
  line-height: 1.2;
}

/* NAVIGATION COMPONENTS */

/* Back navigation positioning */
.back-nav {
  position: fixed;
  top: var(--spacing-3xl);
  left: var(--spacing-2xl);
  z-index: var(--z-overlay);
  opacity: 0;
  animation: fadeInUp 0.8s ease-out 0.4s forwards;
}

/* Back link styling with gradient hover effect */
.back-link {
  color: var(--text-light);
  text-decoration: none;
  font-size: var(--font-size-sm);
  text-transform: uppercase;
  letter-spacing: 1px;
  transition: color var(--transition-fast);
  position: relative;
  padding: var(--spacing-xs) 0;
  display: inline-block;
  border-radius: var(--radius-sm);
}

.back-link::before {
  content: "";
  position: absolute;
  top: -2px;
  left: -6px;
  right: -4px;
  bottom: -2px;
  background: linear-gradient(
    to left,
    rgba(238, 142, 78, 0.4),
    rgba(238, 142, 78, 0.2)
  );
  opacity: 0;
  transform: scaleX(0);
  transform-origin: right;
  transition:
    transform 0.4s ease-in-out,
    opacity 0.5s ease-in-out;
  z-index: var(--z-background);
  border-radius: var(--radius-sm);
}

.back-link:hover::before {
  opacity: 1;
  transform: scaleX(1);
  transform-origin: right;
}

/* Legal link with enhanced hover effects */
.legal-link {
  color: var(--text-light);
  text-decoration: none;
  font-size: var(--font-size-sm);
  text-transform: uppercase;
  letter-spacing: 1px;
  transition: color var(--transition-fast);
  position: relative;
  padding: var(--spacing-xs);
  display: inline-block;
  z-index: var(--z-base);
  border-radius: var(--radius-sm);
}

.legal-link::before {
  content: "";
  position: absolute;
  top: -2px;
  left: -6px;
  right: -4px;
  bottom: -2px;
  background: linear-gradient(
    to left,
    rgba(238, 142, 78, 0.5),
    rgba(238, 142, 78, 0.3)
  );
  opacity: 0;
  transform: scaleX(0);
  transform-origin: right;
  transition:
    transform 0.4s ease-in-out,
    opacity 0.4s ease-in-out;
  z-index: var(--z-background);
  border-radius: var(--radius-sm);
}

.legal-link::after {
  content: "";
  position: absolute;
  top: -2px;
  left: -6px;
  width: 2px;
  bottom: -2px;
  background-color: rgba(238, 142, 78, 0.7);
  opacity: 0;
  transition: opacity 0.5s ease;
  z-index: var(--z-background);
  border-radius: 1px;
}

.legal-link:hover::before {
  opacity: 1;
  transform: scaleX(1);
  transform-origin: left;
}

.legal-link:hover::after {
  opacity: 1;
}

/* LAYOUT COMPONENTS */

/* Footer section */
.footer {
  margin-top: var(--spacing-2xl);
  padding: var(--spacing-lg) 0;
  opacity: 0;
  animation: fadeInUp 0.8s ease-out 1.2s forwards;
}

/* External link styling */
.external-link {
  color: var(--text-primary);
  text-decoration: none;
  position: relative;
  transition: color var(--transition-fast);
  border-radius: var(--radius-sm);
}

.external-link:hover {
  color: var(--accent-orange);
}

/* UTILITY CLASSES */

/* Animation utilities */
.animate-fadeInUp {
  animation: fadeInUp var(--transition-slow) forwards;
}
.animate-fadeInDown {
  animation: fadeInDown var(--transition-slow) forwards;
}
.animate-fadeInLeft {
  animation: fadeInLeft var(--transition-slow) forwards;
}
.animate-fadeInRight {
  animation: fadeInRight var(--transition-slow) forwards;
}
.animate-scaleIn {
  animation: scaleIn var(--transition-smooth) forwards;
}
.animate-bounceIn {
  animation: bounceIn var(--transition-slow) forwards;
}
.animate-rotateIn {
  animation: rotateIn var(--transition-slow) forwards;
}
.animate-slideInLeft {
  animation: slideInFromLeft var(--transition-slow) forwards;
}
.animate-slideInRight {
  animation: slideInFromRight var(--transition-slow) forwards;
}
.animate-pulse {
  animation: pulse 2s infinite;
}
.animate-pulseScale {
  animation: pulseScale 2s infinite;
}

/* Delay utilities */
.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;
}

/* Spacing utilities */
.mt-xs {
  margin-top: var(--spacing-xs);
}
.mt-sm {
  margin-top: var(--spacing-sm);
}
.mt-md {
  margin-top: var(--spacing-md);
}
.mt-lg {
  margin-top: var(--spacing-lg);
}
.mt-xl {
  margin-top: var(--spacing-xl);
}
.mt-2xl {
  margin-top: var(--spacing-2xl);
}

.mb-xs {
  margin-bottom: var(--spacing-xs);
}
.mb-sm {
  margin-bottom: var(--spacing-sm);
}
.mb-md {
  margin-bottom: var(--spacing-md);
}
.mb-lg {
  margin-bottom: var(--spacing-lg);
}
.mb-xl {
  margin-bottom: var(--spacing-xl);
}
.mb-2xl {
  margin-bottom: var(--spacing-2xl);
}

.p-xs {
  padding: var(--spacing-xs);
}
.p-sm {
  padding: var(--spacing-sm);
}
.p-md {
  padding: var(--spacing-md);
}
.p-lg {
  padding: var(--spacing-lg);
}

/* Text utilities */
.text-primary {
  color: var(--text-primary);
}
.text-light {
  color: var(--text-light);
}
.text-accent-blue {
  color: var(--accent-blue);
}
.text-accent-orange {
  color: var(--accent-orange);
}

.text-xs {
  font-size: var(--font-size-xs);
}
.text-sm {
  font-size: var(--font-size-sm);
}
.text-base {
  font-size: var(--font-size-base);
}
.text-lg {
  font-size: var(--font-size-lg);
}
.text-xl {
  font-size: var(--font-size-xl);
}
.text-2xl {
  font-size: var(--font-size-2xl);
}
.text-3xl {
  font-size: var(--font-size-3xl);
}

/* Background utilities */
.bg-primary {
  background-color: var(--bg-primary);
}
.bg-accent-orange {
  background-color: var(--accent-orange);
}
.bg-accent-blue {
  background-color: var(--accent-blue);
}

/* Border utilities */
.rounded-sm {
  border-radius: var(--radius-sm);
}
.rounded-md {
  border-radius: var(--radius-md);
}
.rounded-lg {
  border-radius: var(--radius-lg);
}
.rounded-xl {
  border-radius: var(--radius-xl);
}

/* Shadow utilities */
.shadow-sm {
  box-shadow: var(--shadow-sm);
}
.shadow-md {
  box-shadow: var(--shadow-md);
}
.shadow-lg {
  box-shadow: var(--shadow-lg);
}

/* Opacity utilities */
.opacity-0 {
  opacity: 0;
}
.opacity-25 {
  opacity: 0.25;
}
.opacity-50 {
  opacity: 0.5;
}
.opacity-75 {
  opacity: 0.75;
}
.opacity-100 {
  opacity: 1;
}

/* Transform utilities */
.transform {
  transform: translateZ(0);
}
.scale-90 {
  transform: scale(0.9);
}
.scale-95 {
  transform: scale(0.95);
}
.scale-100 {
  transform: scale(1);
}
.scale-105 {
  transform: scale(1.05);
}
.scale-110 {
  transform: scale(1.1);
}

/* Transition utilities */
.transition-fast {
  transition-duration: var(--transition-fast);
}
.transition-smooth {
  transition-duration: var(--transition-smooth);
}
.transition-slow {
  transition-duration: var(--transition-slow);
}

/* Visibility utilities */
.hidden {
  display: none;
}
.visible {
  visibility: visible;
}
.invisible {
  visibility: hidden;
}