/* ═══════════════════════════════════════════════════
   RasoSpeak — YC Startup Design System
   ═══════════════════════════════════════════════════ */

:root {
  /* Clean Palette */
  --primary: #a33e00;
  --primary-container: #ff6600; /* YC Orange */
  --secondary: #5d5f5a;
  --background: #f9f9f9;
  --surface: #ffffff;
  --surface-variant: #eeeeee;
  --on-surface: #1b1b1b;
  --on-surface-variant: #5a4136;
  --outline: #8e7164;
  --outline-variant: #e3bfb1;
  --error: #ba1a1a;
  --border-yc: #E0E0E0;
  
  /* Radii */
  --radius-sm: 0.25rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-full: 9999px;

  /* Typography */
  --font-headline: 'Hanken Grotesk', sans-serif;
  --font-body: 'Inter', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
}

/* Global Styles */
body {
  font-family: var(--font-body);
  background-color: var(--background);
  color: var(--on-surface);
}

h1, h2, h3, h4, .font-headline {
  font-family: var(--font-headline);
}

.font-mono {
  font-family: var(--font-mono);
}

/* Scrollbar */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}
::-webkit-scrollbar-track {
  background: transparent;
}
::-webkit-scrollbar-thumb {
  background: var(--outline-variant);
  border-radius: 10px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--outline);
}

/* Layout Utilities */
.view {
  display: none;
  animation: fadeIn 0.3s ease-out;
}
.view.active {
  display: block;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(4px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Components */
.active-nav {
  background-color: var(--primary-container) !important;
  color: white !important;
  font-weight: bold;
}

.border-yc {
  border-color: var(--border-yc);
}

/* Toast */
#toast.show {
  opacity: 1;
  transform: translate(-50%, 0);
  pointer-events: auto;
}

/* Waveform Bars */
.wav-bar {
  transition: height 0.1s ease, background 0.3s ease;
}

.wav-bar.delivering {
  animation: wavePulse 1.2s infinite ease-in-out;
}

.wav-bar.listening {
  animation: wavePulse 0.8s infinite ease-in-out;
}

@keyframes wavePulse {
  0%, 100% { transform: scaleY(1); opacity: 0.3; }
  50% { transform: scaleY(2); opacity: 0.8; }
}

/* Markdown-like text area */
textarea {
  line-height: 1.6;
}

/* Typography Overrides */
.text-label-caps {
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

/* AMD Badge */
.amd-badge {
    background: #000000;
    color: #FFFFFF;
    padding: 2px 8px;
    border-radius: 4px;
    font-family: var(--font-mono);
    font-size: 10px;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}
.amd-dot {
    width: 6px;
    height: 6px;
    background: #ff6600;
    border-radius: 50%;
    box-shadow: 0 0 8px #ff6600;
}