/* ============================================
   OhMyDialogSystem - Base Styles (Tailwind Extension)
   Custom utilities and component styles that extend Tailwind
   ============================================ */

/* --- Neural Background Canvas --- */
#neural-bg {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: 0;
  pointer-events: none;
  opacity: 0.6;
}

/* --- Sidebar Gradient Border --- */
.sidebar-glow::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 1px;
  height: 100%;
  background: linear-gradient(180deg,
    transparent 0%,
    #00d4ff 30%,
    #a855f7 70%,
    transparent 100%
  );
  opacity: 0.3;
}

/* --- Gradient Text --- */
.text-gradient-ai {
  background: linear-gradient(135deg, #00d4ff 0%, #a855f7 50%, #ec4899 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.text-gradient-cyan-purple {
  background: linear-gradient(135deg, #00d4ff 0%, #a855f7 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* --- H1 Underline Effect --- */
.h1-underline::after {
  content: '';
  position: absolute;
  bottom: -1px;
  left: 0;
  width: 100px;
  height: 2px;
  background: linear-gradient(90deg, #00d4ff, #a855f7);
  box-shadow: 0 0 10px rgba(0, 212, 255, 0.4);
}

/* --- Blockquote Gradient --- */
.blockquote-gradient::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: linear-gradient(180deg, #00d4ff, #a855f7);
}

/* --- Code Block Label --- */
pre[data-lang]::before {
  content: attr(data-lang);
  position: absolute;
  top: 0;
  right: 0;
  background: linear-gradient(90deg, #00d4ff, #a855f7);
  color: #0a0d12;
  font-size: 0.6rem;
  padding: 0.2rem 0.8rem;
  border-radius: 0 8px 0 8px;
  font-family: 'JetBrains Mono', monospace;
  letter-spacing: 1px;
  font-weight: bold;
}

/* --- AI Box Pulse --- */
.ai-box-pulse::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(0, 212, 255, 0.05) 0%, transparent 50%);
  animation: pulse-ai 4s ease-in-out infinite;
  pointer-events: none;
}

/* --- Horizontal Rule --- */
.hr-gradient {
  border: none;
  height: 1px;
  background: linear-gradient(90deg,
    transparent 0%,
    #a855f7 20%,
    #00d4ff 50%,
    #a855f7 80%,
    transparent 100%
  );
}

.hr-gradient::before {
  content: '\2726';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: #0a0d12;
  color: #a855f7;
  padding: 0 1rem;
  font-size: 0.8rem;
}

/* --- Scrollbar Styling --- */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: #0a0d12;
  border-left: 1px solid #21262d;
}

::-webkit-scrollbar-thumb {
  background: linear-gradient(180deg, #a855f7 0%, #00d4ff 100%);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: linear-gradient(180deg, #00d4ff 0%, #a855f7 100%);
}

/* --- Selection --- */
::selection {
  background: #00d4ff;
  color: #0a0d12;
}

/* --- Print Styles --- */
@media print {
  .sidebar, #neural-bg, .no-print {
    display: none !important;
  }

  .main-content {
    margin-left: 0 !important;
  }

  body {
    background: white !important;
    color: black !important;
  }

  a {
    color: black !important;
    text-decoration: underline !important;
  }

  h1, h2, h3 {
    -webkit-text-fill-color: black !important;
    background: none !important;
  }
}

/* --- Language Selector Styles --- */
.lang-selector {
  position: fixed;
  top: 1rem;
  right: 1rem;
  z-index: 1000;
  display: flex;
  gap: 0.5rem;
  background: rgba(15, 20, 25, 0.9);
  padding: 0.5rem;
  border-radius: 8px;
  border: 1px solid #21262d;
  backdrop-filter: blur(10px);
}

.lang-btn {
  padding: 0.25rem 0.75rem;
  border-radius: 4px;
  font-size: 0.85rem;
  font-weight: 500;
  transition: all 0.2s ease;
  cursor: pointer;
  border: 1px solid transparent;
  background: transparent;
  color: #8b949e;
}

.lang-btn:hover {
  background: rgba(0, 212, 255, 0.1);
  color: #00d4ff;
}

.lang-btn.active {
  background: rgba(0, 212, 255, 0.2);
  color: #00d4ff;
  border-color: #00d4ff;
}