app/globals.css

@import "tailwindcss";

/* ===== Design Tokens from Animated UI Template (Nexus Theme) ===== */
:root {
  /* Background */
  --bg-primary: #0a0a0a;
  --bg-canvas-center: #1a1a2e;
  --bg-canvas-edge: #0a0a0a;

  /* Gradients */
  --gradient-primary-start: #667eea;
  --gradient-primary-end: #764ba2;
  --gradient-heading-start: #ffffff;
  --gradient-heading-end: #a8b2ff;
  --gradient-accent: #a8b2ff;

  /* Glassmorphism */
  --glass-bg: rgba(255, 255, 255, 0.03);
  --glass-bg-light: rgba(255, 255, 255, 0.05);
  --glass-border: rgba(255, 255, 255, 0.1);
  --glass-hover-border: rgba(102, 126, 234, 0.5);
  --glass-blur: 20px;
  --glass-blur-sm: 10px;
  --glass-shine: rgba(255, 255, 255, 0.05);

  /* Text */
  --text-primary: #ffffff;
  --text-secondary: rgba(255, 255, 255, 0.7);
  --text-muted: rgba(255, 255, 255, 0.6);
  --text-faint: rgba(255, 255, 255, 0.4);

  /* Shadows */
  --shadow-btn: 0 10px 30px rgba(102, 126, 234, 0.4);
  --shadow-btn-hover: 0 15px 40px rgba(102, 126, 234, 0.6);
  --shadow-card: 0 20px 40px rgba(0, 0, 0, 0.4);

  /* Spacing */
  --nav-padding: 1.5rem 5%;
  --nav-blur: 10px;
  --nav-links-gap: 2rem;
  --hero-max-width: 900px;
  --features-max-width: 1200px;
  --card-padding: 2.5rem;
  --card-radius: 20px;
  --icon-size: 60px;
  --icon-radius: 15px;
  --btn-padding: 1rem 2.5rem;
  --btn-radius: 50px;
  --btn-border-width: 2px;
}

* {
  box-sizing: border-box;
  padding: 0;
  margin: 0;
}

html,
body {
  max-width: 100vw;
  overflow-x: hidden;
  background: radial-gradient(circle at center, var(--bg-canvas-center) 0%, var(--bg-canvas-edge) 100%);
  color: var(--text-primary);
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  scroll-behavior: smooth;
}

a {
  color: inherit;
  text-decoration: none;
}

/* Mobile optimizations */
@media (max-width: 768px) {
  html {
    font-size: 14px;
  }
}

/* Safe area insets for notched devices */
@supports (padding: max(0px)) {
  body {
    padding-left: max(0px, env(safe-area-inset-left));
    padding-right: max(0px, env(safe-area-inset-right));
    padding-bottom: max(0px, env(safe-area-inset-bottom));
  }
}

/* ===== Nexus Animations ===== */

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

@keyframes bounce {
  0%, 20%, 50%, 80%, 100% { transform: translateX(-50%) translateY(0); }
  40% { transform: translateX(-50%) translateY(-10px); }
  60% { transform: translateX(-50%) translateY(-5px); }
}

@keyframes shimmer {
  0% { background-position: -200% center; }
  100% { background-position: 200% center; }
}

@keyframes float {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-15px); }
}

@keyframes glow {
  0%, 100% { box-shadow: 0 0 20px rgba(102, 126, 234, 0.3); }
  50% { box-shadow: 0 0 40px rgba(102, 126, 234, 0.6); }
}

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

.animate-fadeInUp {
  animation: fadeInUp 1s ease-out both;
}

.animate-fadeInUp-delayed {
  animation: fadeInUp 1s ease-out 0.2s both;
}

.animate-fadeInUp-delayed-2 {
  animation: fadeInUp 1s ease-out 0.4s both;
}

.animate-bounce-scroll {
  animation: bounce 2s infinite;
}

.animate-float {
  animation: float 3s ease-in-out infinite;
}

.animate-glow {
  animation: glow 2s ease-in-out infinite;
}

/* ===== Nexus Glassmorphism (from template) ===== */

.glass {
  background: var(--glass-bg);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border: 1px solid var(--glass-border);
}

.glass-card {
  background: var(--glass-bg);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border: 1px solid var(--glass-border);
  border-radius: var(--card-radius);
  padding: var(--card-padding);
  transition: all 0.3s;
  position: relative;
  overflow: hidden;
}

.glass-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, var(--glass-shine), transparent);
  transition: left 0.7s;
}

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

.glass-card:hover {
  transform: translateY(-10px);
  border-color: var(--glass-hover-border);
  box-shadow: var(--shadow-card);
}

.glass-nav {
  backdrop-filter: blur(var(--nav-blur));
  -webkit-backdrop-filter: blur(var(--nav-blur));
  background: var(--glass-bg-light);
  border-bottom: 1px solid var(--glass-border);
}

.glass-panel {
  background: rgba(255, 255, 255, 0.03);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 20px;
}

.glass-input {
  background: rgba(255, 255, 255, 0.03);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 12px;
  transition: border-color 0.3s;
}

.glass-input:focus {
  border-color: rgba(102, 126, 234, 0.5);
}

/* ===== Nexus Gradient Utilities ===== */

.gradient-text {
  background: linear-gradient(135deg, var(--gradient-heading-start) 0%, var(--gradient-heading-end) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.gradient-text-primary {
  background: linear-gradient(135deg, var(--gradient-primary-start) 0%, var(--gradient-primary-end) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.gradient-bg {
  background: linear-gradient(135deg, var(--gradient-primary-start) 0%, var(--gradient-primary-end) 100%);
}

.btn-nexus-primary {
  padding: var(--btn-padding);
  border-radius: var(--btn-radius);
  text-decoration: none;
  font-weight: 600;
  transition: all 0.3s;
  border: var(--btn-border-width) solid transparent;
  cursor: pointer;
  font-size: 1rem;
  background: linear-gradient(135deg, var(--gradient-primary-start) 0%, var(--gradient-primary-end) 100%);
  color: white;
  box-shadow: var(--shadow-btn);
}

.btn-nexus-primary:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-btn-hover);
}

.btn-nexus-secondary {
  padding: var(--btn-padding);
  border-radius: var(--btn-radius);
  text-decoration: none;
  font-weight: 600;
  transition: all 0.3s;
  border: var(--btn-border-width) solid rgba(255, 255, 255, 0.3);
  cursor: pointer;
  font-size: 1rem;
  background: transparent;
  color: white;
  backdrop-filter: blur(var(--glass-blur-sm));
  -webkit-backdrop-filter: blur(var(--glass-blur-sm));
}

.btn-nexus-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.5);
}

/* ===== CodeMirror custom styles ===== */
.cm-editor {
  height: 100%;
  font-size: 14px !important;
}

.cm-editor.cm-focused {
  outline: none;
}

.cm-gutters {
  background-color: rgba(10, 10, 20, 0.8) !important;
  border-right: 1px solid rgba(255, 255, 255, 0.08) !important;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.cm-content {
  caret-color: #667eea;
}

.cm-lineNumbers .cm-gutterElement {
  color: rgba(255, 255, 255, 0.3) !important;
}

.cm-activeLineGutter {
  background: rgba(102, 126, 234, 0.1) !important;
}

/* Active line highlight */
.cm-activeLine {
  background: rgba(102, 126, 234, 0.05) !important;
}

/* ===== Custom scrollbar ===== */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}

::-webkit-scrollbar-track {
  background: rgba(255, 255, 255, 0.02);
}

::-webkit-scrollbar-thumb {
  background: rgba(102, 126, 234, 0.3);
  border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
  background: rgba(102, 126, 234, 0.5);
}

/* ===== Ad container styles ===== */
.ad-container {
  min-height: 50px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px dashed rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255, 255, 255, 0.4);
  font-size: 12px;
}

/* ===== Token badge animation ===== */
.token-shimmer {
  background: linear-gradient(90deg, #667eea 0%, #764ba2 50%, #667eea 100%);
  background-size: 200% auto;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: shimmer 2s linear infinite;
}

/* ===== Loading skeleton ===== */
.skeleton {
  background: linear-gradient(90deg, rgba(255,255,255,0.03) 25%, rgba(255,255,255,0.06) 50%, rgba(255,255,255,0.03) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
  border-radius: 4px;
}

/* ===== Toggle switch ===== */
.toggle {
  appearance: none;
  -webkit-appearance: none;
  width: 44px;
  height: 24px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 12px;
  position: relative;
  cursor: pointer;
  transition: background 0.3s;
}

.toggle:checked {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.toggle::after {
  content: '';
  position: absolute;
  width: 20px;
  height: 20px;
  background: white;
  border-radius: 50%;
  top: 2px;
  left: 2px;
  transition: transform 0.3s;
}

.toggle:checked::after {
  transform: translateX(20px);
}

/* ===== Fullscreen preview ===== */
.fullscreen-preview {
  position: fixed;
  inset: 0;
  z-index: 10000;
  background: white;
}

.fullscreen-preview-close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  z-index: 10001;
  padding: 0.75rem 1.5rem;
  border-radius: 50px;
  background: rgba(0, 0, 0, 0.8);
  color: white;
  border: none;
  cursor: pointer;
  font-size: 1rem;
  backdrop-filter: blur(10px);
}

/* ===== Touch-friendly targets ===== */
@media (max-width: 768px) {
  button, a, input, textarea, select {
    min-height: 44px;
    min-width: 44px;
  }
}

/* ===== Theme colors via Tailwind @theme ===== */
@theme {
  --color-primary-50: #f0f0ff;
  --color-primary-100: #e0e0ff;
  --color-primary-200: #c8c8ff;
  --color-primary-300: #a8b2ff;
  --color-primary-400: #8b9cff;
  --color-primary-500: #667eea;
  --color-primary-600: #5a6fd6;
  --color-primary-700: #4e5fbf;
  --color-primary-800: #4250a8;
  --color-primary-900: #364091;

  --color-accent-400: #764ba2;
  --color-accent-500: #6a4292;
  --color-accent-600: #5e3982;

  --color-dark-50: #f8fafc;
  --color-dark-100: #f1f5f9;
  --color-dark-200: #e2e8f0;
  --color-dark-300: #cbd5e1;
  --color-dark-400: #94a3b8;
  --color-dark-500: #64748b;
  --color-dark-600: #475569;
  --color-dark-700: rgba(255, 255, 255, 0.1);
  --color-dark-800: rgba(255, 255, 255, 0.03);
  --color-dark-900: #0a0a0a;
  --color-dark-950: #050505;
}