/* base.css - Reset, Animated Background, Typography, Layout & Spacing */

/* =======================================================================
   2. RESET & BASE
   ======================================================================= */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  overflow-x: hidden;
  max-width: 100%;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background-color: hsl(var(--bg));
  color: hsl(var(--fg));
  line-height: 1.65;
  letter-spacing: -0.01em;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  transition: background-color 0.3s var(--spring), color 0.3s var(--spring);
  min-height: 100vh;
  position: relative;
  max-width: 100%;
}


/* =======================================================================
   3. ANIMATED BACKGROUND
   ======================================================================= */
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  pointer-events: none;
  background:
    radial-gradient(ellipse 600px 600px at 15% 20%, hsl(152 76% 60% / 0.12), transparent 70%),
    radial-gradient(ellipse 500px 500px at 85% 25%, hsl(221 83% 60% / 0.10), transparent 70%),
    radial-gradient(ellipse 400px 400px at 50% 80%, hsl(262 83% 65% / 0.08), transparent 70%),
    radial-gradient(ellipse 300px 300px at 75% 70%, hsl(38 92% 55% / 0.06), transparent 70%);
  animation: bgOrbs 20s ease-in-out infinite alternate;
}

@keyframes bgOrbs {
  0% {
    background:
      radial-gradient(ellipse 600px 600px at 15% 20%, hsl(152 76% 60% / 0.12), transparent 70%),
      radial-gradient(ellipse 500px 500px at 85% 25%, hsl(221 83% 60% / 0.10), transparent 70%),
      radial-gradient(ellipse 400px 400px at 50% 80%, hsl(262 83% 65% / 0.08), transparent 70%),
      radial-gradient(ellipse 300px 300px at 75% 70%, hsl(38 92% 55% / 0.06), transparent 70%);
  }

  33% {
    background:
      radial-gradient(ellipse 650px 550px at 30% 35%, hsl(152 76% 60% / 0.14), transparent 70%),
      radial-gradient(ellipse 450px 550px at 70% 15%, hsl(221 83% 60% / 0.12), transparent 70%),
      radial-gradient(ellipse 500px 450px at 40% 75%, hsl(262 83% 65% / 0.10), transparent 70%),
      radial-gradient(ellipse 350px 350px at 85% 60%, hsl(38 92% 55% / 0.07), transparent 70%);
  }

  66% {
    background:
      radial-gradient(ellipse 550px 650px at 25% 45%, hsl(152 76% 60% / 0.11), transparent 70%),
      radial-gradient(ellipse 550px 450px at 75% 35%, hsl(221 83% 60% / 0.13), transparent 70%),
      radial-gradient(ellipse 450px 500px at 60% 70%, hsl(262 83% 65% / 0.09), transparent 70%),
      radial-gradient(ellipse 400px 300px at 20% 80%, hsl(38 92% 55% / 0.08), transparent 70%);
  }

  100% {
    background:
      radial-gradient(ellipse 700px 500px at 40% 15%, hsl(152 76% 60% / 0.13), transparent 70%),
      radial-gradient(ellipse 500px 600px at 60% 40%, hsl(221 83% 60% / 0.11), transparent 70%),
      radial-gradient(ellipse 400px 500px at 30% 65%, hsl(262 83% 65% / 0.10), transparent 70%),
      radial-gradient(ellipse 350px 400px at 80% 80%, hsl(38 92% 55% / 0.07), transparent 70%);
  }
}

/* Dark mode background orbs */
.dark body::before,
body.dark::before {
  background:
    radial-gradient(ellipse 600px 600px at 15% 20%, hsl(152 76% 40% / 0.08), transparent 70%),
    radial-gradient(ellipse 500px 500px at 85% 25%, hsl(221 83% 50% / 0.07), transparent 70%),
    radial-gradient(ellipse 400px 400px at 50% 80%, hsl(262 83% 55% / 0.06), transparent 70%),
    radial-gradient(ellipse 300px 300px at 75% 70%, hsl(38 92% 45% / 0.04), transparent 70%);
  animation: bgOrbsDark 20s ease-in-out infinite alternate;
}

@keyframes bgOrbsDark {
  0% {
    background:
      radial-gradient(ellipse 600px 600px at 15% 20%, hsl(152 76% 40% / 0.08), transparent 70%),
      radial-gradient(ellipse 500px 500px at 85% 25%, hsl(221 83% 50% / 0.07), transparent 70%),
      radial-gradient(ellipse 400px 400px at 50% 80%, hsl(262 83% 55% / 0.06), transparent 70%),
      radial-gradient(ellipse 300px 300px at 75% 70%, hsl(38 92% 45% / 0.04), transparent 70%);
  }

  50% {
    background:
      radial-gradient(ellipse 650px 550px at 35% 30%, hsl(152 76% 40% / 0.09), transparent 70%),
      radial-gradient(ellipse 450px 550px at 65% 20%, hsl(221 83% 50% / 0.08), transparent 70%),
      radial-gradient(ellipse 500px 450px at 45% 70%, hsl(262 83% 55% / 0.07), transparent 70%),
      radial-gradient(ellipse 350px 350px at 80% 65%, hsl(38 92% 45% / 0.05), transparent 70%);
  }

  100% {
    background:
      radial-gradient(ellipse 700px 500px at 40% 15%, hsl(152 76% 40% / 0.10), transparent 70%),
      radial-gradient(ellipse 500px 600px at 60% 40%, hsl(221 83% 50% / 0.08), transparent 70%),
      radial-gradient(ellipse 400px 500px at 30% 65%, hsl(262 83% 55% / 0.07), transparent 70%),
      radial-gradient(ellipse 350px 400px at 80% 80%, hsl(38 92% 45% / 0.05), transparent 70%);
  }
}

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

img {
  max-width: 100%;
  height: auto;
  display: block;
}

button {
  cursor: pointer;
  font-family: inherit;
}

input,
select,
textarea {
  font-family: inherit;
}

/* ---- Scrollbar Hiding (part of base) ---- */
.hide-scrollbar {
  -ms-overflow-style: none;
  scrollbar-width: none;
}

.hide-scrollbar::-webkit-scrollbar {
  display: none;
}

/* =======================================================================
   4. TYPOGRAPHY
   ======================================================================= */
h1 {
  font-size: 1.875rem;
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.025em;
}

h2 {
  font-size: 1.5rem;
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: -0.02em;
}

h3 {
  font-size: 1.125rem;
  font-weight: 600;
  line-height: 1.35;
  letter-spacing: -0.015em;
}

.text-sm {
  font-size: 0.875rem;
}

.text-xs {
  font-size: 0.75rem;
}

.text-lg {
  font-size: 1.125rem;
}

.text-2xl {
  font-size: 1.5rem;
}

.text-muted {
  color: hsl(var(--muted-fg));
}

.font-medium {
  font-weight: 500;
}

.font-semibold {
  font-weight: 600;
}

.font-bold {
  font-weight: 700;
}

.truncate {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* =======================================================================
   5. LAYOUT & SPACING
   ======================================================================= */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1rem;
}

.flex {
  display: flex;
}

.flex-col {
  flex-direction: column;
}

.flex-wrap {
  flex-wrap: wrap;
}

.items-center {
  align-items: center;
}

.justify-center {
  justify-content: center;
}

.justify-between {
  justify-content: space-between;
}

.gap-1 {
  gap: 0.25rem;
}

.gap-2 {
  gap: 0.5rem;
}

.gap-3 {
  gap: 0.75rem;
}

.gap-4 {
  gap: 1rem;
}

.gap-6 {
  gap: 1.5rem;
}

.grid {
  display: grid;
}

.grid-cols-2 {
  grid-template-columns: repeat(2, 1fr);
}

.grid-cols-3 {
  grid-template-columns: repeat(3, 1fr);
}

.grid-cols-4 {
  grid-template-columns: repeat(4, 1fr);
}

.w-full {
  width: 100%;
}

.relative {
  position: relative;
}

.absolute {
  position: absolute;
}

.fixed {
  position: fixed;
}

.overflow-hidden {
  overflow: hidden;
}

/* ---- Spacing Utilities ---- */
.p-2 {
  padding: 0.5rem;
}

.p-3 {
  padding: 0.75rem;
}

.p-4 {
  padding: 1rem;
}

.p-6 {
  padding: 1.5rem;
}

.px-3 {
  padding-left: 0.75rem;
  padding-right: 0.75rem;
}

.px-4 {
  padding-left: 1rem;
  padding-right: 1rem;
}

.py-2 {
  padding-top: 0.5rem;
  padding-bottom: 0.5rem;
}

.py-6 {
  padding-top: 1.5rem;
  padding-bottom: 1.5rem;
}

.mb-2 {
  margin-bottom: 0.5rem;
}

.mb-3 {
  margin-bottom: 0.75rem;
}

.mb-4 {
  margin-bottom: 1rem;
}

.mb-6 {
  margin-bottom: 1.5rem;
}

.mt-2 {
  margin-top: 0.5rem;
}

.mt-4 {
  margin-top: 1rem;
}

.mt-6 {
  margin-top: 1.5rem;
}