index.css

@import "tailwindcss";
@config "./tailwind.config.js";

/* Enable class-based dark mode */
@custom-variant dark (&:where(.dark, .dark *));

/* Base Reset */
html,
body {
  height: 100%;
  width: 100%;
  margin: 0;
  padding: 0;
  overflow: hidden;
  /* App handles scrolling internally */
  font-family: "Outfit", sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

button {
  cursor: pointer;
}

/* Global Hover Effect for all buttons (except .no-hover) - Gel Ripple Effect */
button:not(.no-hover):not([disabled]) {
  --btn-glow-color: currentColor;
  /* Bouncy elastic transition */
  transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1),
    box-shadow 0.3s ease, background-color 0.2s ease, border-color 0.2s ease;
  transform-origin: center;
  position: relative;
  overflow: hidden;
  isolation: isolate;
}

/* Gel ripple effect on hover */
/* Gel ripple effect on hover */
button:not(.no-hover):not([disabled])::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(
    circle at var(--mouse-x, 50%) var(--mouse-y, 50%),
    rgba(255, 255, 255, 0.15) 0%,
    rgba(255, 255, 255, 0.05) 35%,
    transparent 70%
  );
  opacity: 0;
  transition: opacity 0.3s ease;
  pointer-events: none;
  z-index: 1;
  border-radius: inherit;
}

/* Click ripple effect */
/* Click ripple effect */
button:not(.no-hover):not([disabled])::after {
  content: "";
  position: absolute;
  top: var(--ripple-y, 50%);
  left: var(--ripple-x, 50%);
  width: 0;
  height: 0;
  background: radial-gradient(
    circle,
    rgba(255, 255, 255, 0.4) 0%,
    rgba(255, 255, 255, 0.2) 40%,
    transparent 70%
  );
  border-radius: 50%;
  transform: translate(-50%, -50%);
  pointer-events: none;
  z-index: 2;
}

button:not(.no-hover):not([disabled]):hover::before {
  opacity: 1;
}

button:not(.no-hover):not([disabled]):hover {
  transform: translateY(-2px) scale(1.01);
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.2);
}

button:not(.no-hover):not([disabled]):active {
  transform: translateY(0px) scale(0.99);
  transition: transform 0.1s ease;
}

/* Trigger click ripple animation via class */
button.active-ripple:not(.no-hover):not([disabled])::after {
  animation: click-ripple 0.6s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

/* Click ripple keyframes */
@keyframes click-ripple {
  0% {
    width: 0;
    height: 0;
    opacity: 0.6;
  }

  100% {
    width: 300%;
    height: 300%;
    opacity: 0;
  }
}

/* Clickable links and interactive elements - Bouncy */
a:not(.no-hover) {
  transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1), color 0.2s ease,
    text-shadow 0.2s ease;
}

a:not(.no-hover):hover {
  transform: translateY(-2px) scale(1.02);
  transform: translateY(-2px) scale(1.02);
  /* Reduced glow by ~35% */
  filter: drop-shadow(0 0 4px currentColor);
}

/* Gel ripple animation */
@keyframes gel-ripple {
  0% {
    transform: scale(0);
    opacity: 0.6;
  }

  100% {
    transform: scale(2.5);
    opacity: 0;
  }
}

/* Liquid bounce animation keyframes */
@keyframes liquid-bounce {
  0% {
    transform: translateY(0) scale(1);
  }

  30% {
    transform: translateY(-8px) scale(1.05, 0.95);
  }

  50% {
    transform: translateY(-4px) scale(0.98, 1.02);
  }

  70% {
    transform: translateY(-6px) scale(1.02, 0.98);
  }

  100% {
    transform: translateY(-3px) scale(1.02);
  }
}

@keyframes liquid-press {
  0% {
    transform: scale(1);
  }

  50% {
    transform: scale(0.95, 1.05);
  }

  100% {
    transform: scale(0.98);
  }
}

/* Navigation Tab Styles - Gel Bubble Effect */
.nav-tab {
  --btn-glow-color: currentColor;
  position: relative;
  overflow: hidden;
  isolation: isolate;
  transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1),
    background-color 0.2s ease, color 0.2s ease, box-shadow 0.3s ease;
}

/* Gel ripple for nav tabs */
/* Gel ripple for nav tabs */
.nav-tab::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(
    circle at var(--mouse-x, 50%) var(--mouse-y, 50%),
    rgba(255, 255, 255, 0.2) 0%,
    rgba(255, 255, 255, 0.05) 40%,
    transparent 70%
  );
  opacity: 0;
  transition: opacity 0.3s ease;
  pointer-events: none;
  z-index: 1;
  border-radius: inherit;
}

/* Click ripple for nav tabs */
/* Click ripple for nav tabs */
.nav-tab::after {
  content: "";
  position: absolute;
  top: var(--ripple-y, 50%);
  left: var(--ripple-x, 50%);
  width: 0;
  height: 0;
  background: radial-gradient(
    circle,
    rgba(255, 255, 255, 0.5) 0%,
    rgba(255, 255, 255, 0.2) 40%,
    transparent 70%
  );
  border-radius: 50%;
  transform: translate(-50%, -50%);
  pointer-events: none;
  z-index: 2;
}

.nav-tab:hover::before {
  opacity: 1;
}

.nav-tab:hover {
  background-color: rgba(6, 182, 212, 0.15) !important;
  color: #0891b2 !important;
  transform: translateY(-1px);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.nav-tab:active {
  transform: translateY(0) scale(0.98);
  transition: transform 0.1s ease;
}

.nav-tab.active-ripple::after {
  animation: click-ripple 0.5s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

.dark .nav-tab:hover {
  background-color: rgba(34, 211, 238, 0.15) !important;
  color: #22d3ee !important;
}

/* Back Button Styles - Gel Bubble Effect */
.back-btn {
  --btn-glow-color: currentColor;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  background-color: rgba(6, 182, 212, 0.1);
  border: 1px solid rgba(6, 182, 212, 0.3);
  border-radius: 9999px;
  font-weight: 600;
  font-size: 0.875rem;
  color: #0891b2;
  position: relative;
  overflow: hidden;
  isolation: isolate;
  transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1),
    background-color 0.2s ease, border-color 0.2s ease, box-shadow 0.3s ease;
}

/* Gel ripple for back button */
/* Gel ripple for back button */
.back-btn::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(
    circle at var(--mouse-x, 50%) var(--mouse-y, 50%),
    rgba(255, 255, 255, 0.25) 0%,
    rgba(255, 255, 255, 0.08) 40%,
    transparent 70%
  );
  opacity: 0;
  transition: opacity 0.3s ease;
  pointer-events: none;
  z-index: 1;
  border-radius: inherit;
}

/* Click ripple for back button */
/* Click ripple for back button */
.back-btn::after {
  content: "";
  position: absolute;
  top: var(--ripple-y, 50%);
  left: var(--ripple-x, 50%);
  width: 0;
  height: 0;
  background: radial-gradient(
    circle,
    rgba(255, 255, 255, 0.5) 0%,
    rgba(255, 255, 255, 0.2) 40%,
    transparent 70%
  );
  border-radius: 50%;
  transform: translate(-50%, -50%);
  pointer-events: none;
  z-index: 2;
}

.back-btn:hover::before {
  opacity: 1;
}

.back-btn:hover {
  background-color: rgba(6, 182, 212, 0.2);
  border-color: rgba(6, 182, 212, 0.5);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  color: #06b6d4;
}

.back-btn:active {
  transform: translateY(0) scale(0.95);
  transition: transform 0.1s ease;
}

/* Trigger click ripple animation via class */
.back-btn.active-ripple::after {
  animation: click-ripple 0.5s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

.dark .back-btn {
  background-color: rgba(34, 211, 238, 0.1);
  border-color: rgba(34, 211, 238, 0.3);
  color: #22d3ee;
}

.dark .back-btn:hover {
  background-color: rgba(34, 211, 238, 0.2);
  border-color: rgba(34, 211, 238, 0.5);
  box-shadow: 0 0 12px rgba(34, 211, 238, 0.5),
    0 0 24px rgba(34, 211, 238, 0.25);
  color: #67e8f9;
}

:root {
  --background: #f8fafc;
  /* slate-50 */
  --surface: #ffffff;
  /* white */
  --surface-highlight: #f1f5f9;
  /* slate-100 */
  --text-primary: #0f172a;
  /* slate-900 */
  --text-secondary: #64748b;
  /* slate-500 */
  --border-default: #e2e8f0;
  /* slate-200 */
}

.dark {
  --background: #020617;
  /* slate-950 */
  --surface: #0f172a;
  /* slate-900 */
  --surface-highlight: #1e293b;
  /* slate-800 */
  --text-primary: #f1f5f9;
  /* slate-100 */
  --text-secondary: #94a3b8;
  /* slate-400 */
  --border-default: #1e293b;
  /* slate-800 */
}

#root {
  height: 100%;
  width: 100%;
  isolation: isolate;
}

/* Custom Scrollbar for Webkit */
::-webkit-scrollbar {
  width: 10px;
  height: 10px;
}

::-webkit-scrollbar-track {
  background: transparent;
}

::-webkit-scrollbar-thumb {
  background: #d1d5db;
  /* gray-300 */
  border-radius: 5px;
  border: 2px solid transparent;
  background-clip: content-box;
}

::-webkit-scrollbar-thumb:hover {
  background: #9ca3af;
  /* gray-400 */
}

.dark ::-webkit-scrollbar-thumb {
  background: #4b5563;
  /* gray-600 */
}

.dark ::-webkit-scrollbar-thumb:hover {
  background: #6b7280;
  /* gray-500 */
}

.dark ::-webkit-scrollbar-corner {
  background: transparent;
}

/* Global Animations */
@keyframes fadeIn {
  from {
    opacity: 0;
  }

  to {
    opacity: 1;
  }
}

@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(10px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Utility classes for staggered animations */
.opacity-0 {
  opacity: 0;
}

/* Custom Syntax Highlighting Styles */
code[class*="language-"],
pre[class*="language-"] {
  color: #374151;
  /* gray-700 */
  text-shadow: none;
  font-family: "JetBrains Mono", monospace;
  direction: ltr;
  text-align: left;
  white-space: pre;
  word-spacing: normal;
  word-break: normal;
  line-height: inherit;
  tab-size: 4;
  hyphens: none;
}

/* Dark Mode Base Color */
.dark pre[class*="language-"] {
  color: #e5e7eb;
  /* gray-200 */
}

/* ========================== */
/* Prose Typography Styles    */
/* (For Learn Lessons/Markdown) */
/* ========================== */

/* Base prose container */
.prose {
  color: #374151; /* gray-700 */
  line-height: 1.75;
  max-width: 65ch;
}

.dark .prose {
  color: #d1d5db; /* gray-300 */
}

/* Headings */
.prose h1 {
  font-size: 2rem;
  font-weight: 800;
  line-height: 1.2;
  margin-top: 0;
  margin-bottom: 1.5rem;
  color: #111827; /* gray-900 */
}

.dark .prose h1 {
  color: #f9fafb; /* gray-50 */
}

.prose h2 {
  font-size: 1.5rem;
  font-weight: 700;
  line-height: 1.3;
  margin-top: 2.5rem;
  margin-bottom: 1rem;
  color: #0891b2; /* cyan-600 */
  border-bottom: 2px solid #e5e7eb;
  padding-bottom: 0.5rem;
}

.dark .prose h2 {
  color: #22d3ee; /* cyan-400 */
  border-bottom-color: #374151;
}

.prose h3 {
  font-size: 1.25rem;
  font-weight: 600;
  line-height: 1.4;
  margin-top: 2rem;
  margin-bottom: 0.75rem;
  color: #1f2937; /* gray-800 */
}

.dark .prose h3 {
  color: #e5e7eb; /* gray-200 */
}

.prose h4 {
  font-size: 1.125rem;
  font-weight: 600;
  line-height: 1.4;
  margin-top: 1.5rem;
  margin-bottom: 0.5rem;
  color: #374151; /* gray-700 */
}

.dark .prose h4 {
  color: #d1d5db; /* gray-300 */
}

/* Paragraphs */
.prose p {
  margin-top: 1rem;
  margin-bottom: 1rem;
}

.prose p:first-child {
  margin-top: 0;
}

/* Strong and Emphasis */
.prose strong {
  font-weight: 700;
  color: #111827; /* gray-900 */
}

.dark .prose strong {
  color: #f9fafb; /* gray-50 */
}

.prose em {
  font-style: italic;
  color: #0891b2; /* cyan-600 */
}

.dark .prose em {
  color: #22d3ee; /* cyan-400 */
}

/* Links */
.prose a {
  color: #0891b2; /* cyan-600 */
  text-decoration: underline;
  font-weight: 500;
  transition: color 0.2s ease;
}

.prose a:hover {
  color: #0e7490; /* cyan-700 */
}

.dark .prose a {
  color: #22d3ee; /* cyan-400 */
}

.dark .prose a:hover {
  color: #67e8f9; /* cyan-300 */
}

/* Lists */
.prose ul,
.prose ol {
  margin-top: 1rem;
  margin-bottom: 1rem;
  padding-left: 1.5rem;
}

.prose ul {
  list-style-type: disc;
}

.prose ol {
  list-style-type: decimal;
}

.prose li {
  margin-top: 0.5rem;
  margin-bottom: 0.5rem;
  padding-left: 0.375rem;
}

.prose li::marker {
  color: #0891b2; /* cyan-600 */
}

.dark .prose li::marker {
  color: #22d3ee; /* cyan-400 */
}

.prose ul ul,
.prose ol ol,
.prose ul ol,
.prose ol ul {
  margin-top: 0.5rem;
  margin-bottom: 0.5rem;
}

/* Inline Code */
.prose code:not(pre code) {
  background-color: #ecfeff; /* cyan-50 */
  color: #0e7490; /* cyan-700 */
  padding: 0.2rem 0.4rem;
  border-radius: 0.25rem;
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 0.875em;
  font-weight: 500;
}

.dark .prose code:not(pre code) {
  background-color: rgba(34, 211, 238, 0.15); /* cyan-400/15 */
  color: #67e8f9; /* cyan-300 */
}

/* Blockquotes */
.prose blockquote {
  border-left: 4px solid #0891b2; /* cyan-600 */
  background-color: #f0fdfa; /* teal-50 */
  padding: 1rem 1.25rem;
  margin: 1.5rem 0;
  border-radius: 0 0.5rem 0.5rem 0;
  font-style: normal;
}

.prose blockquote p {
  margin: 0;
  color: #134e4a; /* teal-900 */
}

.dark .prose blockquote {
  border-left-color: #22d3ee; /* cyan-400 */
  background-color: rgba(34, 211, 238, 0.1);
}

.dark .prose blockquote p {
  color: #ccfbf1; /* teal-100 */
}

/* Tables */
.prose table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.5rem 0;
  font-size: 0.875rem;
}

.prose thead {
  background-color: #f3f4f6; /* gray-100 */
  border-bottom: 2px solid #e5e7eb; /* gray-200 */
}

.dark .prose thead {
  background-color: #374151; /* gray-700 */
  border-bottom-color: #4b5563; /* gray-600 */
}

.prose th {
  padding: 0.75rem 1rem;
  text-align: left;
  font-weight: 600;
  color: #111827; /* gray-900 */
}

.dark .prose th {
  color: #f9fafb; /* gray-50 */
}

.prose td {
  padding: 0.75rem 1rem;
  border-bottom: 1px solid #e5e7eb; /* gray-200 */
}

.dark .prose td {
  border-bottom-color: #4b5563; /* gray-600 */
}

.prose tbody tr:hover {
  background-color: #f9fafb; /* gray-50 */
}

.dark .prose tbody tr:hover {
  background-color: #1f2937; /* gray-800 */
}

/* Horizontal Rules */
.prose hr {
  border: 0;
  border-top: 2px solid #e5e7eb; /* gray-200 */
  margin: 2rem 0;
}

.dark .prose hr {
  border-top-color: #374151; /* gray-700 */
}

/* Images */
.prose img {
  max-width: 100%;
  height: auto;
  border-radius: 0.5rem;
  margin: 1.5rem 0;
}

/* Max width override for full width containers */
.prose.max-w-none {
  max-width: none;
}

/* Boxed Code Snippets for Lessons/Chat (Prose Context) */
.prose pre {
  border: 1px solid #e5e7eb;
  /* gray-200 */
  border-left: 4px solid #0891b2;
  /* cyan-600 */
  border-radius: 0.5rem;
  /* rounded-lg */
  background-color: #f3f4f6 !important;
  /* gray-100 */
  padding: 2.5rem 1rem 1rem 1rem;
  /* Extra top padding for label */
  margin-top: 1.5rem;
  margin-bottom: 1.5rem;
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
  position: relative;
  overflow-x: auto;
}

.prose pre::before {
  content: "PYTHON";
  position: absolute;
  top: 0;
  left: 0;
  background-color: #e5e7eb;
  /* gray-200 */
  color: #4b5563;
  /* gray-600 */
  padding: 0.25rem 0.75rem;
  font-size: 0.65rem;
  font-weight: 700;
  border-bottom-right-radius: 0.5rem;
  border-top-left-radius: 0.3rem;
  /* Matches parent slightly less */
  letter-spacing: 0.05em;
  font-family: "Outfit", sans-serif;
}

.dark .prose pre {
  border-color: #374151;
  /* gray-700 */
  border-left-color: #22d3ee;
  /* cyan-400 */
  background-color: #111827 !important;
  /* gray-900 */
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.5);
}

.dark .prose pre::before {
  background-color: #374151;
  /* gray-700 */
  color: #e5e7eb;
  /* gray-200 */
}

/* Tokens */
.token.comment,
.token.prolog,
.token.doctype,
.token.cdata {
  color: #9ca3af;
  /* gray-400 */
}

.dark .token.comment {
  color: #6b7280;
  /* gray-500 */
}

.token.punctuation {
  color: #6b7280;
}

.dark .token.punctuation {
  color: #d1d5db;
}

.token.namespace {
  opacity: 0.7;
}

.token.property,
.token.tag,
.token.boolean,
.token.number,
.token.constant,
.token.symbol,
.token.deleted {
  color: #d97706;
  /* amber-600 */
}

.dark .token.property,
.dark .token.tag,
.dark .token.boolean,
.dark .token.number,
.dark .token.constant,
.dark .token.symbol,
.dark .token.deleted {
  color: #fbbf24;
  /* amber-400 */
}

.token.selector,
.token.attr-name,
.token.string,
.token.char,
.token.builtin,
.token.inserted {
  color: #059669;
  /* emerald-600 */
}

.dark .token.selector,
.dark .token.attr-name,
.dark .token.string,
.dark .token.char,
.dark .token.builtin,
.dark .token.inserted {
  color: #34d399;
  /* emerald-400 */
}

.token.operator,
.token.entity,
.token.url,
.language-css .token.string,
.style .token.string {
  color: #0891b2;
  /* cyan-600 */
}

.dark .token.operator,
.dark .token.entity,
.dark .token.url {
  color: #22d3ee;
  /* cyan-400 */
}

.token.atrule,
.token.attr-value,
.token.keyword {
  color: #7c3aed;
  /* violet-600 */
}

.dark .token.atrule,
.dark .token.attr-value,
.dark .token.keyword {
  color: #a78bfa;
  /* violet-400 */
}

.token.function,
.token.class-name {
  color: #db2777;
  /* pink-600 */
}

.dark .token.function,
.dark .token.class-name {
  color: #f472b6;
  /* pink-400 */
}

.token.regex,
.token.important,
.token.variable {
  color: #e11d48;
  /* rose-600 */
}

.dark .token.regex,
.dark .token.important,
.dark .token.variable {
  color: #fb7185;
  /* rose-400 */
}

/* ========================== */
/* Highlight.js Syntax Styles  */
/* (For rehype-highlight)      */
/* ========================== */

/* Base code styling */
.hljs {
  color: #374151; /* gray-700 */
  background: transparent;
}

.dark .hljs {
  color: #e5e7eb; /* gray-200 */
}

/* Comments */
.hljs-comment,
.hljs-quote {
  color: #6b7280; /* gray-500 */
  font-style: italic;
}

.dark .hljs-comment,
.dark .hljs-quote {
  color: #9ca3af; /* gray-400 */
}

/* Keywords (if, else, for, while, def, class, return, import, from, etc.) */
.hljs-keyword,
.hljs-selector-tag,
.hljs-meta-keyword,
.hljs-doctag,
.hljs-name {
  color: #7c3aed; /* violet-600 */
  font-weight: 600;
}

.dark .hljs-keyword,
.dark .hljs-selector-tag,
.dark .hljs-meta-keyword,
.dark .hljs-doctag,
.dark .hljs-name {
  color: #a78bfa; /* violet-400 */
}

/* Strings */
.hljs-string,
.hljs-template-variable,
.hljs-addition,
.hljs-attribute,
.hljs-meta .hljs-string {
  color: #059669; /* emerald-600 */
}

.dark .hljs-string,
.dark .hljs-template-variable,
.dark .hljs-addition,
.dark .hljs-attribute,
.dark .hljs-meta .hljs-string {
  color: #34d399; /* emerald-400 */
}

/* Numbers and constants */
.hljs-number,
.hljs-literal,
.hljs-variable,
.hljs-template-tag,
.hljs-tag {
  color: #d97706; /* amber-600 */
}

.dark .hljs-number,
.dark .hljs-literal,
.dark .hljs-variable,
.dark .hljs-template-tag,
.dark .hljs-tag {
  color: #fbbf24; /* amber-400 */
}

/* Functions and methods */
.hljs-title,
.hljs-section,
.hljs-selector-id {
  color: #db2777; /* pink-600 */
  font-weight: 600;
}

.dark .hljs-title,
.dark .hljs-section,
.dark .hljs-selector-id {
  color: #f472b6; /* pink-400 */
}

/* Built-in functions (print, input, len, range, etc.) */
.hljs-built_in,
.hljs-builtin-name {
  color: #0891b2; /* cyan-600 */
}

.dark .hljs-built_in,
.dark .hljs-builtin-name {
  color: #22d3ee; /* cyan-400 */
}

/* Types and classes */
.hljs-type,
.hljs-class .hljs-title,
.hljs-selector-class {
  color: #ea580c; /* orange-600 */
  font-weight: 600;
}

.dark .hljs-type,
.dark .hljs-class .hljs-title,
.dark .hljs-selector-class {
  color: #fb923c; /* orange-400 */
}

/* Operators and punctuation */
.hljs-symbol,
.hljs-bullet,
.hljs-subst,
.hljs-meta,
.hljs-selector-attr,
.hljs-selector-pseudo,
.hljs-link {
  color: #0891b2; /* cyan-600 */
}

.dark .hljs-symbol,
.dark .hljs-bullet,
.dark .hljs-subst,
.dark .hljs-meta,
.dark .hljs-selector-attr,
.dark .hljs-selector-pseudo,
.dark .hljs-link {
  color: #22d3ee; /* cyan-400 */
}

/* Regex and special */
.hljs-regexp {
  color: #e11d48; /* rose-600 */
}

.dark .hljs-regexp {
  color: #fb7185; /* rose-400 */
}

/* Deletion (for diff) */
.hljs-deletion {
  color: #dc2626; /* red-600 */
  background-color: #fef2f2; /* red-50 */
}

.dark .hljs-deletion {
  color: #fca5a5; /* red-300 */
  background-color: rgba(239, 68, 68, 0.2);
}

/* Emphasis */
.hljs-emphasis {
  font-style: italic;
}

.hljs-strong {
  font-weight: 700;
}

/* Marketplace Animations */
@keyframes shimmer {
  0% {
    transform: translateX(-100%);
  }

  100% {
    transform: translateX(100%);
  }
}

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

  50% {
    background-position: 100% 50%;
  }
}

.animate-shimmer {
  animation: shimmer 3s infinite;
}

.animate-gradient {
  background-size: 200% 200%;
  animation: gradient 3s ease infinite;
}

/* Neon Glow Hover Effects */
.neon-glow-cyan:hover {
  box-shadow: 0 0 15px rgba(6, 182, 212, 0.7), 0 0 40px rgba(6, 182, 212, 0.4),
    0 0 60px rgba(6, 182, 212, 0.2) !important;
  border-color: #22d3ee !important;
}

.neon-glow-purple:hover {
  box-shadow: 0 0 15px rgba(168, 85, 247, 0.7), 0 0 40px rgba(168, 85, 247, 0.4),
    0 0 60px rgba(168, 85, 247, 0.2) !important;
  border-color: #c084fc !important;
}

.neon-glow-green:hover {
  box-shadow: 0 0 15px rgba(34, 197, 94, 0.7), 0 0 40px rgba(34, 197, 94, 0.4),
    0 0 60px rgba(34, 197, 94, 0.2) !important;
  border-color: #4ade80 !important;
}

.neon-glow-blue:hover {
  box-shadow: 0 0 15px rgba(59, 130, 246, 0.7), 0 0 40px rgba(59, 130, 246, 0.4),
    0 0 60px rgba(59, 130, 246, 0.2) !important;
  border-color: #60a5fa !important;
}

.neon-glow-orange:hover {
  box-shadow: 0 0 15px rgba(249, 115, 22, 0.7), 0 0 40px rgba(249, 115, 22, 0.4),
    0 0 60px rgba(249, 115, 22, 0.2) !important;
  border-color: #fb923c !important;
}

/* Levitate Hover Effect */
.hover-levitate {
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.hover-levitate:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px -4px rgba(0, 0, 0, 0.2);
}

/* Combined Neon + Levitate for cards */
.neon-glow-cyan,
.neon-glow-purple,
.neon-glow-green,
.neon-glow-blue,
.neon-glow-orange {
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.neon-glow-cyan:hover,
.neon-glow-purple:hover,
.neon-glow-green:hover,
.neon-glow-blue:hover,
.neon-glow-orange:hover {
  transform: translateY(-3px);
}

/* Dense Layout Utilities */
.card-sharp {
  border-radius: 8px !important;
  border-width: 2px !important;
}

.card-sharper {
  border-radius: 4px !important;
  border-width: 2px !important;
}

.shadow-strong {
  box-shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.1),
    0 4px 10px -4px rgba(0, 0, 0, 0.05) !important;
}

.dark .shadow-strong {
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.4), 0 2px 4px rgba(0, 0, 0, 0.3) !important;
}

/* Denser padding utility */
.p-dense {
  padding: 0.75rem !important;
}

/* Tighter gap utility */
.gap-tight {
  gap: 0.5rem !important;
}

/* Glassmorphism Utility */
.glass {
  background: rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(226, 232, 240, 0.8);
}

.dark .glass {
  background: rgba(15, 23, 42, 0.7);
  border-bottom: 1px solid rgba(30, 41, 59, 0.8);
}

/* ========================== */
/* Mission Page Specific Styles */
/* ========================== */

/* Parallax Background */
.parallax-background {
  background: linear-gradient(
    135deg,
    rgba(248, 250, 252, 0.9) 0%,
    rgba(241, 245, 249, 0.95) 100%
  );
}

.dark .parallax-background {
  background: linear-gradient(
    135deg,
    rgba(2, 6, 23, 0.95) 0%,
    rgba(15, 23, 42, 0.98) 100%
  );
}

/* Floating Code Symbols Animation */
@keyframes code-float {
  0%,
  100% {
    transform: translate(0, 0) rotate(0deg);
  }
  25% {
    transform: translate(15px, -20px) rotate(5deg);
  }
  50% {
    transform: translate(-10px, 15px) rotate(-3deg);
  }
  75% {
    transform: translate(-15px, -10px) rotate(3deg);
  }
}

.floating-code-symbol {
  animation: code-float var(--orb-duration, 25s) ease-in-out infinite;
  will-change: transform;
  transition: opacity 0.3s ease;
}

.floating-code-symbol:hover {
  opacity: 0.9 !important;
}

/* Intersection Observer Animation Classes */
.animate-on-scroll {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

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

/* Enhanced Feature Card Hover */
.feature-card {
  transition: all 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.feature-card:hover {
  transform: translateY(-8px) scale(1.02);
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.15),
    0 0 0 1px rgba(6, 182, 212, 0.1);
}

.dark .feature-card:hover {
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.4),
    0 0 0 1px rgba(34, 211, 238, 0.2);
}

/* Testimonial Card Styles */
.testimonial-card {
  transition: all 0.3s ease;
}

.testimonial-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 20px 40px -10px rgba(0, 0, 0, 0.1);
}

.dark .testimonial-card:hover {
  box-shadow: 0 20px 40px -10px rgba(0, 0, 0, 0.3);
}

/* FAQ Accordion Styles */
.faq-item {
  transition: all 0.3s ease;
}

.faq-item[open] {
  box-shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.1);
}

.dark .faq-item[open] {
  box-shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.3);
}

.faq-item summary {
  user-select: none;
}

/* Learning Path Step Animation */
.learning-step {
  transition: all 0.3s ease;
}

/* Stat Card Glow on Hover */
.stat-card:hover {
  border-color: rgba(6, 182, 212, 0.3);
}

.dark .stat-card:hover {
  border-color: rgba(34, 211, 238, 0.3);
}

/* Mission Page Scroll Indicator */
@keyframes scroll-bounce {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(6px);
  }
}

.scroll-indicator .animate-bounce {
  animation: scroll-bounce 1.5s ease-in-out infinite;
}

/* Animated Gradient Border */
@keyframes gradient-border-rotate {
  0% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
  100% {
    background-position: 0% 50%;
  }
}

.gradient-border {
  background: linear-gradient(90deg, #06b6d4, #8b5cf6, #ec4899, #06b6d4);
  background-size: 300% 100%;
  animation: gradient-border-rotate 4s ease infinite;
}

/* Pulse Animation for Stars */
@keyframes star-pulse {
  0%,
  100% {
    transform: scale(1);
    filter: drop-shadow(0 0 5px currentColor);
  }
  50% {
    transform: scale(1.1);
    filter: drop-shadow(0 0 15px currentColor);
  }
}

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

/* Mission Page Responsive Adjustments */
@media (max-width: 768px) {
  .parallax-layer {
    transform: none !important; /* Disable parallax on mobile for performance */
  }

  .floating-orb {
    opacity: 0.15;
  }
}

/* Hero Section Specific */
.hero-section {
  position: relative;
}

.hero-section::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(
    ellipse 80% 50% at 50% 0%,
    rgba(6, 182, 212, 0.08) 0%,
    transparent 70%
  );
  pointer-events: none;
}

.dark .hero-section::before {
  background: radial-gradient(
    ellipse 80% 50% at 50% 0%,
    rgba(34, 211, 238, 0.05) 0%,
    transparent 70%
  );
}