/* device-speech.html: reset, theme, page layout, form fields. */

* { margin: 0; padding: 0; box-sizing: border-box; }

html {
  --bg: #0b1020;
  --fg: #ffffff;
  --fg-dim: #a8b5cc;
  --accent: #00d9ff;
  --accent-hover: #33e6ff;
  --success: #00d98e;
  --error: #ff4757;
  --border: #2a3a52;
}

@media (prefers-color-scheme: light) {
  html {
    --bg: #f8f9fa;
    --fg: #1a1a1a;
    --fg-dim: #666;
    --accent: #0088cc;
    --accent-hover: #0066aa;
    --success: #00a870;
    --error: #cc2211;
    --border: #e0e0e0;
  }
}

body {
  background: var(--bg);
  color: var(--fg);
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif;
  font-size: 16px;
  line-height: 1.6;
  padding: 2rem 1rem;
  min-height: 100vh;
}

.container {
  max-width: 600px;
  margin: 0 auto;
}

header {
  margin-bottom: 3rem;
}

h1 {
  font-size: 2.5rem;
  margin-bottom: 0.5rem;
  letter-spacing: -0.02em;
}

.subtitle {
  color: var(--fg-dim);
  font-size: 1.1rem;
}

.demo-section {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 2rem;
  margin-bottom: 2rem;
}

.section-title {
  font-size: 1.2rem;
  margin-bottom: 1.5rem;
  font-weight: 600;
}

.input-group {
  margin-bottom: 1.5rem;
}

label {
  display: block;
  font-size: 0.95rem;
  margin-bottom: 0.5rem;
  color: var(--fg-dim);
  font-weight: 500;
}

textarea {
  width: 100%;
  padding: 1rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: transparent;
  color: var(--fg);
  font-family: inherit;
  font-size: 1rem;
  resize: vertical;
  min-height: 100px;
}

textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 2px rgba(0, 217, 255, 0.1);
}

.controls {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.control {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

input[type="range"],
input[type="number"] {
  width: 100%;
  cursor: pointer;
}

.button-group {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}