/* One Click DC — UI Look & Feel */
:root {
  /* Core */
  --background: hsl(260 50% 8%);
  --foreground: hsl(260 10% 95%);
  --card: hsl(260 40% 12% / 0.6);
  --card-foreground: hsl(260 10% 95%);
  --popover: hsl(260 45% 10%);
  --muted: hsl(260 30% 18%);
  --muted-foreground: hsl(260 20% 60%);
  --accent: hsl(260 40% 22%);
  --border: hsl(260 30% 22%);
  --input: hsl(260 30% 18%);

  /* Accents */
  --primary: hsl(300 100% 60%);
  --primary-foreground: hsl(0 0% 100%);
  --primary-glow: hsl(300 100% 60% / 0.5);
  --secondary: hsl(180 100% 50%);
  --destructive: hsl(0 80% 60%);
  --ring: hsl(300 100% 60%);

  /* Radius */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;

  /* Z-index */
  --z-content: 10;
  --z-sticky: 20;
  --z-header: 50;
  --z-dropdown: 60;
  --z-modal: 100;

  /* Fonts */
  --font-sans: 'Inter', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  --transition: 0.2s ease;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--background);
  color: var(--foreground);
  font-family: var(--font-sans);
  font-weight: 400;
  line-height: 1.6;
  display: flex;
  flex-direction: column;
  background-image: linear-gradient(to bottom right, #0f172a, #0f172a 40%, #1e293b 60%, #0f172a);
}

/* Glass header */
.site-header {
  position: sticky;
  top: 0;
  z-index: var(--z-header);
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 56px;
  padding: 0 1.5rem;
  background: rgba(0, 0, 0, 0.4);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--foreground);
  text-decoration: none;
  transition: color var(--transition);
}

.logo:hover {
  color: var(--primary);
}

.logo-img {
  width: 28px;
  height: 28px;
}

.logo-text {
  font-family: var(--font-mono);
  font-weight: 500;
  font-size: 1.25rem;
  letter-spacing: -0.02em;
}

.nav {
  display: flex;
  gap: 2rem;
}

.nav a {
  color: var(--muted-foreground);
  text-decoration: none;
  font-size: 0.875rem;
  font-weight: 500;
  transition: color var(--transition);
}

.nav a:hover {
  color: var(--primary);
}

.main {
  flex: 1;
  padding: 1.5rem 1.5rem;
  max-width: 960px;
  margin: 0 auto;
  width: 100%;
}

@media (min-width: 768px) {
  .main {
    padding: 2rem 2.5rem;
  }
}

.site-footer {
  padding: 1.5rem 2rem;
  border-top: 1px solid var(--border);
  text-align: center;
}

.footer-text {
  font-size: 0.75rem;
  color: var(--muted-foreground);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 36px;
  padding: 0 1.25rem;
  font-family: var(--font-sans);
  font-size: 0.875rem;
  font-weight: 500;
  border-radius: var(--radius-sm);
  border: none;
  cursor: pointer;
  text-decoration: none;
  transition: all var(--transition);
}

.btn-primary {
  background: var(--primary);
  color: var(--primary-foreground);
}

.btn-primary:hover {
  box-shadow: 0 0 20px var(--primary-glow);
}

.btn-ghost {
  background: transparent;
  color: var(--muted-foreground);
  border: 1px solid var(--border);
}

.btn-ghost:hover {
  color: var(--foreground);
  background: var(--accent);
  border-color: var(--border);
}

/* Cards */
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(12px);
}

.card:hover {
  border-color: rgba(255, 255, 255, 0.1);
}

/* Glow utilities */
.text-glow {
  text-shadow: 0 0 20px currentColor;
}

.text-glow-cyan {
  text-shadow: 0 0 20px hsl(180 100% 50% / 0.6);
}

.border-glow {
  box-shadow: 0 0 20px hsl(300 100% 60% / 0.3);
}

.border-glow-cyan {
  box-shadow: 0 0 20px hsl(180 100% 50% / 0.4);
}

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

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

::-webkit-scrollbar-thumb {
  background: hsl(260 30% 25%);
  border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
  background: hsl(260 30% 35%);
}