/* ===========================
   Base — shared across pages
   =========================== */

:root {
  --background: #ffffff;
  --foreground: #0a0a0a;
  --card: rgba(255, 255, 255, 0.6);
  --primary: #171717;
  --primary-foreground: #fafafa;
  --secondary: #f5f5f5;
  --muted: #f5f5f5;
  --muted-foreground: #737373;
  --border: rgba(229, 229, 229, 0.8);
  --radius: 16px;
  --glass-blur: 16px;
  --glass-bg: rgba(255, 255, 255, 0.45);
  --glass-border: rgba(255, 255, 255, 0.6);
  --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.08);
}

@media (prefers-color-scheme: dark) {
  :root {
    --background: #0a0a0a;
    --foreground: #fafafa;
    --card: rgba(20, 20, 20, 0.6);
    --primary: #fafafa;
    --primary-foreground: #171717;
    --secondary: #262626;
    --muted: #171717;
    --muted-foreground: #a3a3a3;
    --border: rgba(38, 38, 38, 0.6);
    --glass-bg: rgba(30, 30, 30, 0.45);
    --glass-border: rgba(255, 255, 255, 0.08);
    --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
  }
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: var(--background);
  color: var(--foreground);
  line-height: 1.6;
  overflow-x: hidden;
}

/* --- Background Blobs --- */
.bg-decoration {
  position: fixed;
  top: 0; left: 0; width: 100%; height: 100%;
  pointer-events: none;
  z-index: -1;
  overflow: hidden;
}

.blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.4;
  animation: float 20s infinite alternate;
}

@media (prefers-color-scheme: dark) {
  .blob { opacity: 0.15; }
}

@keyframes float {
  0% { transform: translate(0, 0) scale(1); }
  100% { transform: translate(50px, 50px) scale(1.1); }
}

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

.anim-item {
  opacity: 0;
  animation: fadeInUp 0.6s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

/* --- Scroll Animations --- */
.scroll-anim {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.5s cubic-bezier(0.16, 1, 0.3, 1), transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

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

/* --- Reduced Motion --- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  .anim-item { opacity: 1; }
  .scroll-anim { opacity: 1; transform: none; }
}

/* --- Layout --- */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* --- Glass Panel --- */
.glass-panel {
  background: var(--card);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border: 1px solid var(--border);
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.05);
}