/* ==========================================================================
   DualSub (دوآل‌ساب) - Core Design System & Tokens
   Modern Cyberpunk & Gaming HUD Dark Theme
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Orbitron:wght@600;800;900&family=Vazirmatn:wght@300;400;500;600;700;800;900&display=swap');

:root {
  /* Color Palette */
  --bg-darkest: #05070a;
  --bg-primary: #07090e;
  --bg-secondary: #0c101a;
  --bg-tertiary: #131926;
  --bg-card: rgba(12, 16, 26, 0.82);
  --bg-glass: rgba(19, 25, 38, 0.65);
  
  /* Cyber Accents */
  --neon-cyan: #00f0ff;
  --neon-cyan-glow: rgba(0, 240, 255, 0.35);
  --neon-cyan-dim: rgba(0, 240, 255, 0.12);
  --neon-magenta: #f43f5e;
  --neon-magenta-glow: rgba(244, 63, 94, 0.35);
  --neon-purple: #a855f7;
  --neon-green: #00ff66;
  --neon-green-dim: rgba(0, 255, 102, 0.12);
  --neon-amber: #f59e0b;
  
  /* Borders & Gradients */
  --border-subtle: rgba(255, 255, 255, 0.07);
  --border-card: rgba(255, 255, 255, 0.12);
  --border-cyan: rgba(0, 240, 255, 0.4);
  --grad-cyber: linear-gradient(135deg, #00f0ff 0%, #7000ff 50%, #f43f5e 100%);
  --grad-cyan-btn: linear-gradient(135deg, #00f0ff 0%, #00a3ff 100%);
  --grad-green-btn: linear-gradient(135deg, #00ff66 0%, #059669 100%);
  --grad-dark-card: linear-gradient(180deg, rgba(19, 25, 38, 0.85) 0%, rgba(10, 13, 20, 0.95) 100%);

  /* Typography */
  --font-fa: 'Vazirmatn', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-en: 'Orbitron', -apple-system, BlinkMacSystemFont, sans-serif;
  
  /* Spacings & Shadows */
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --radius-full: 9999px;
  --shadow-cyber: 0 0 25px rgba(0, 240, 255, 0.2);
  --shadow-card: 0 10px 30px -10px rgba(0, 0, 0, 0.7);
  
  /* Transitions */
  --transition-fast: 0.18s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-smooth: 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
  scroll-behavior: smooth;
  color-scheme: dark;
  font-size: 16px;
  scrollbar-width: thin;
  scrollbar-color: var(--neon-cyan) var(--bg-secondary);
}

body {
  font-family: var(--font-fa);
  background-color: var(--bg-primary);
  color: #f1f5f9;
  direction: rtl;
  text-align: right;
  line-height: 1.7;
  overflow-x: hidden;
  min-height: 100vh;
  position: relative;
  selection-background-color: var(--neon-cyan);
  selection-color: #000;
}

::selection {
  background-color: var(--neon-cyan);
  color: #05070a;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 8px;
}
::-webkit-scrollbar-track {
  background: var(--bg-darkest);
}
::-webkit-scrollbar-thumb {
  background: var(--neon-cyan);
  border-radius: var(--radius-sm);
  box-shadow: 0 0 10px var(--neon-cyan);
}
::-webkit-scrollbar-thumb:hover {
  background: #00c4d1;
}

/* Background Cyber Grid & Vignette */
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-image: 
    linear-gradient(rgba(0, 240, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 240, 255, 0.03) 1px, transparent 1px);
  background-size: 40px 40px;
  pointer-events: none;
  z-index: 0;
}

/* Glowing Ambient Blobs */
.ambient-glow-cyan {
  position: fixed;
  width: 550px;
  height: 550px;
  background: radial-gradient(circle, rgba(0, 240, 255, 0.12) 0%, transparent 70%);
  top: -150px;
  right: -100px;
  pointer-events: none;
  z-index: 0;
  filter: blur(60px);
}

.ambient-glow-purple {
  position: fixed;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(168, 85, 247, 0.1) 0%, transparent 70%);
  bottom: 10%;
  left: -150px;
  pointer-events: none;
  z-index: 0;
  filter: blur(70px);
}

/* Container */
.container {
  width: 100%;
  max-width: 1320px;
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
  position: relative;
  z-index: 1;
}

/* Typography Helpers */
h1, h2, h3, h4, h5, h6 {
  color: #ffffff;
  font-weight: 800;
  line-height: 1.3;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast);
}

/* Cyber Cut Shapes (Corners) */
.cyber-cut {
  clip-path: polygon(
    0 0,
    calc(100% - 14px) 0,
    100% 14px,
    100% 100%,
    14px 100%,
    0 calc(100% - 14px)
  );
}

.cyber-cut-reverse {
  clip-path: polygon(
    14px 0,
    100% 0,
    100% calc(100% - 14px),
    calc(100% - 14px) 100%,
    0 100%,
    0 14px
  );
}

/* Common UI Elements */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.3px;
  border: 1px solid transparent;
}

.badge-cyan {
  background: var(--neon-cyan-dim);
  color: var(--neon-cyan);
  border-color: rgba(0, 240, 255, 0.3);
}

.badge-green {
  background: var(--neon-green-dim);
  color: var(--neon-green);
  border-color: rgba(0, 255, 102, 0.3);
}

.badge-magenta {
  background: rgba(244, 63, 94, 0.12);
  color: var(--neon-magenta);
  border-color: rgba(244, 63, 94, 0.3);
}

.badge-purple {
  background: rgba(168, 85, 247, 0.12);
  color: var(--neon-purple);
  border-color: rgba(168, 85, 247, 0.3);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  padding: 0.75rem 1.6rem;
  font-family: var(--font-fa);
  font-size: 0.95rem;
  font-weight: 700;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all var(--transition-smooth);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.btn-primary {
  background: var(--grad-cyan-btn);
  color: #05070a;
  box-shadow: 0 0 20px rgba(0, 240, 255, 0.35);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 30px rgba(0, 240, 255, 0.6);
  color: #000;
}

.btn-cyber-outline {
  background: rgba(12, 16, 26, 0.7);
  border: 1px solid var(--neon-cyan);
  color: var(--neon-cyan);
  backdrop-filter: blur(8px);
}
.btn-cyber-outline:hover {
  background: var(--neon-cyan);
  color: #05070a;
  box-shadow: 0 0 25px rgba(0, 240, 255, 0.4);
}

.btn-green {
  background: var(--grad-green-btn);
  color: #05070a;
  box-shadow: 0 0 20px rgba(0, 255, 102, 0.35);
}
.btn-green:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 30px rgba(0, 255, 102, 0.6);
  color: #000;
}

.btn-glass {
  background: var(--bg-glass);
  border: 1px solid var(--border-card);
  color: #e2e8f0;
  backdrop-filter: blur(12px);
}
.btn-glass:hover {
  border-color: var(--neon-cyan);
  color: var(--neon-cyan);
  background: rgba(25, 34, 52, 0.85);
}

/* Glass Panels */
.glass-panel {
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(16px);
  box-shadow: var(--shadow-card);
  transition: border-color var(--transition-smooth), transform var(--transition-smooth);
}

.glass-panel:hover {
  border-color: rgba(0, 240, 255, 0.3);
}

/* Status Indicator Dot */
.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  display: inline-block;
  background-color: var(--neon-green);
  box-shadow: 0 0 8px var(--neon-green);
  animation: pulse-dot 2s infinite;
}

@keyframes pulse-dot {
  0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(0, 255, 102, 0.7); }
  70% { transform: scale(1.1); box-shadow: 0 0 0 8px rgba(0, 255, 102, 0); }
  100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(0, 255, 102, 0); }
}