/* ============================================
   BASE STYLES — asc CLI Landing Page
   Open-source, developer-focused variant
   ============================================ */

:root {
  /* Colors — Dark Terminal Theme */
  --color-bg-void: #08070d;
  --color-bg-deep: #0c0b12;
  --color-bg-card: #111119;
  --color-bg-elevated: #191921;
  --color-bg-hover: #22222c;
  --color-bg-terminal: #0d0d14;

  /* Accent: Terminal Green */
  --color-accent: #30d158;
  --color-accent-rgb: 48, 209, 88;
  --color-accent-dim: rgba(var(--color-accent-rgb), 0.12);
  --color-accent-glow: rgba(var(--color-accent-rgb), 0.28);

  /* Secondary Colors */
  --color-purple: #bf5af2;
  --color-yellow: #ffd60a;
  --color-blue: #0a84ff;
  --color-orange: #ff9f0a;
  --color-red: #ff453a;
  --color-cyan: #5ac8fa;

  /* Text */
  --color-text: #ffffff;
  --color-text-secondary: rgba(235, 235, 245, 0.65);
  --color-text-tertiary: rgba(235, 235, 245, 0.35);

  /* Terminal text colors */
  --color-term-prompt: #30d158;
  --color-term-cmd: #ffffff;
  --color-term-output: rgba(235, 235, 245, 0.55);
  --color-term-success: #30d158;
  --color-term-key: #ff9f0a;
  --color-term-value: #5ac8fa;
  --color-term-string: #ff453a;

  /* Borders */
  --color-border: rgba(255, 255, 255, 0.06);
  --color-border-hover: rgba(255, 255, 255, 0.12);

  /* Typography */
  --font-display: 'Crimson Pro', Georgia, serif;
  --font-body: 'Outfit', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', 'SF Mono', 'Cascadia Code', Menlo, monospace;

  /* Spacing */
  --space-xs: 4px;
  --space-sm: 8px;
  --space-md: 16px;
  --space-lg: 24px;
  --space-xl: 32px;
  --space-2xl: 48px;
  --space-3xl: 64px;

  /* Radii */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.25);
  --shadow-md: 0 8px 32px rgba(0, 0, 0, 0.35);
  --shadow-lg: 0 20px 60px rgba(0, 0, 0, 0.45);
  --shadow-glow: 0 4px 20px var(--color-accent-glow);
  --shadow-terminal: 0 32px 80px rgba(0, 0, 0, 0.6), 0 0 0 1px rgba(255,255,255,0.06);

  /* Easing */
  --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-out-back: cubic-bezier(0.34, 1.56, 0.64, 1);
  --ease-spring: cubic-bezier(0.175, 0.885, 0.32, 1.275);
  --ease-smooth: cubic-bezier(0.4, 0, 0.2, 1);

  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s var(--ease-out-expo);
  --transition-slow: 0.5s var(--ease-out-expo);
}

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

html { scroll-behavior: smooth; overflow-x: hidden; }

body {
  font-family: var(--font-body);
  background: var(--color-bg-void);
  color: var(--color-text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 400;
  letter-spacing: -0.02em;
  line-height: 1.15;
}

a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; }

/* ---- Language Dropdown ---- */
.lang-dropdown { position: relative; }

.lang-dropdown-toggle {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 12px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  color: var(--color-text-secondary);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-fast);
}
.lang-dropdown-toggle:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--color-border-hover);
  color: var(--color-text);
}
.lang-globe-icon { opacity: 0.7; }
.lang-chevron { opacity: 0.5; transition: transform var(--transition-fast); }
.lang-dropdown.open .lang-chevron { transform: rotate(180deg); }

.lang-dropdown-menu {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  min-width: 180px;
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px);
  transition: all 0.2s var(--ease-out-expo);
  z-index: 1000;
}
.lang-dropdown.open .lang-dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.lang-dropdown-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  color: var(--color-text-secondary);
  font-size: 13px;
  transition: all var(--transition-fast);
}
.lang-dropdown-item:hover { background: rgba(255,255,255,0.05); color: var(--color-text); }
.lang-dropdown-item.active { background: var(--color-accent-dim); color: var(--color-accent); }
.lang-dropdown-item .lang-check { width: 16px; height: 16px; opacity: 0; }
.lang-dropdown-item.active .lang-check { opacity: 1; }