/* ==========================================================================
   MHENT WORKSPACE - DESIGN SYSTEM & THEME TOKENS (V1.0)
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@400;500;600;700;800;900&family=Plus+Jakarta+Sans:wght@400;500;600;700;800;900&family=Inter:wght@400;500;600;700&family=JetBrains+Mono:wght@400;500;600&display=swap');

:root {
  /* Core Brand Colors */
  --primary: #6366f1;
  --primary-glow: rgba(99, 102, 241, 0.4);
  --primary-hover: #4f46e5;
  --primary-light: rgba(99, 102, 241, 0.15);
  
  /* Sub-App Identification Colors */
  --app-chat: #06b6d4;
  --app-chat-glow: rgba(6, 182, 212, 0.35);
  --app-mail: #f43f5e;
  --app-mail-glow: rgba(244, 63, 94, 0.35);
  --app-meet: #8b5cf6;
  --app-meet-glow: rgba(139, 92, 246, 0.35);
  --app-todo: #f59e0b;
  --app-todo-glow: rgba(245, 158, 11, 0.35);
  --app-drive: #10b981;
  --app-drive-glow: rgba(16, 185, 129, 0.35);
  --app-calendar: #0ea5e9;
  --app-calendar-glow: rgba(14, 165, 233, 0.35);
  --app-tools: #ec4899;
  --app-tools-glow: rgba(236, 72, 153, 0.35);

  /* AISA Personas */
  --aisa-harmony: #f472b6;
  --aisa-harmony-glow: rgba(244, 114, 182, 0.4);
  --aisa-echo: #a855f7;
  --aisa-echo-glow: rgba(168, 85, 247, 0.4);

  /* Status Colors */
  --status-online: #10b981;
  --status-busy: #ef4444;
  --status-away: #f59e0b;
  --status-offline: #64748b;

  /* Typography */
  --font-heading: 'Outfit', 'Plus Jakarta Sans', sans-serif;
  --font-body: 'Plus Jakarta Sans', 'Inter', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  /* Dark Theme (Default) */
  --bg-deep: #07090e;
  --bg-canvas: #0b0f19;
  --bg-surface: #111827;
  --bg-surface-elevated: #1a2234;
  --bg-surface-hover: #232d42;
  --bg-glass: rgba(17, 24, 39, 0.72);
  --bg-glass-strong: rgba(17, 24, 39, 0.88);
  --bg-glass-card: rgba(26, 34, 52, 0.65);
  --bg-glass-input: rgba(11, 15, 25, 0.7);

  --border-subtle: rgba(255, 255, 255, 0.07);
  --border-medium: rgba(255, 255, 255, 0.12);
  --border-highlight: rgba(99, 102, 241, 0.4);

  --text-high: #f8fafc;
  --text-medium: #cbd5e1;
  --text-muted: #8292a7;
  --text-faint: #475569;

  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.55);
  --shadow-glow: 0 0 25px var(--primary-glow);

  /* Radius */
  --radius-xs: 6px;
  --radius-sm: 10px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-full: 9999px;

  /* Transitions */
  --transition-fast: 0.15s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-smooth: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-bounce: 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* Light Mode Overrides */
body.light-mode {
  --bg-deep: #edf2f7;
  --bg-canvas: #f4f7fb;
  --bg-surface: #ffffff;
  --bg-surface-elevated: #f8fafc;
  --bg-surface-hover: #eef2f6;
  --bg-glass: rgba(255, 255, 255, 0.85);
  --bg-glass-strong: rgba(255, 255, 255, 0.95);
  --bg-glass-card: rgba(255, 255, 255, 0.9);
  --bg-glass-input: rgba(241, 245, 249, 0.9);

  --border-subtle: rgba(0, 0, 0, 0.08);
  --border-medium: rgba(0, 0, 0, 0.12);
  --border-highlight: rgba(99, 102, 241, 0.5);

  --text-high: #0f172a;
  --text-medium: #334155;
  --text-muted: #64748b;
  --text-faint: #94a3b8;

  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.12);
}

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

html, body {
  width: 100%;
  height: 100%;
  overflow: hidden;
  font-family: var(--font-body);
  background-color: var(--bg-deep);
  color: var(--text-high);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  user-select: none;
}

/* Custom Scrollbars */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}
::-webkit-scrollbar-track {
  background: transparent;
}
::-webkit-scrollbar-thumb {
  background: var(--border-medium);
  border-radius: var(--radius-full);
}
::-webkit-scrollbar-thumb:hover {
  background: var(--primary);
}

/* Typography Presets */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  color: var(--text-high);
  letter-spacing: -0.02em;
}

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

/* Keyframe Animations */
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes pulseGlow {
  0%, 100% { box-shadow: 0 0 15px var(--primary-glow); }
  50% { box-shadow: 0 0 30px var(--primary-glow); }
}

@keyframes floatAnim {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-6px); }
}

@keyframes spin {
  to { transform: rotate(360deg); }
}