/* ======================================================
   SALT Inspector — Industrial Defect Detection
   ====================================================== */

/* ---- CSS Variables ---- */
:root {
  --bg: #0a0a0a;
  --bg-card: #141414;
  --bg-hover: #1a1a1a;
  --text: #f5f5f5;
  --text-secondary: #a1a1a1;
  --text-muted: #666;
  --border: #222;
  --accent: #ef4444;
  --accent-dim: rgba(239, 68, 68, 0.12);
  --danger: #ef4444;
  --danger-dim: rgba(239, 68, 68, 0.12);
  --warning: #f59e0b;
  --warning-dim: rgba(245, 158, 11, 0.12);
  --radius: 12px;
  --radius-sm: 8px;
  --font: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'SF Mono', 'Fira Code', 'Cascadia Code', monospace;
  --shadow: 0 4px 24px rgba(0,0,0,0.4);
  --transition: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

[data-theme="light"] {
  --bg: #fafafa;
  --bg-card: #ffffff;
  --bg-hover: #f5f5f5;
  --text: #111;
  --text-secondary: #555;
  --text-muted: #999;
  --border: #e5e5e5;
  --accent: #dc2626;
  --accent-dim: rgba(220, 38, 38, 0.08);
  --danger: #dc2626;
  --danger-dim: rgba(220, 38, 38, 0.08);
  --warning: #d97706;
  --warning-dim: rgba(217, 119, 6, 0.08);
  --shadow: 0 4px 24px rgba(0,0,0,0.08);
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

img { max-width: 100%; display: block; }

/* ---- Top Controls ---- */
.top-controls {
  position: fixed;
  top: 16px;
  right: 20px;
  display: flex;
  gap: 8px;
  align-items: center;
  z-index: 1000;
}

.theme-toggle, .nav-toggle {
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text);
  width: 40px;
  height: 40px;
  border-radius: 10px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
  backdrop-filter: blur(12px);
}

.theme-toggle:hover, .nav-toggle:hover { background: var(--bg-hover); }

[data-theme="dark"] .sun-icon { display: none; }
[data-theme="light"] .moon-icon { display: none; }

/* Hamburger */
.nav-toggle .bar {
  display: block;
  width: 16px;
  height: 2px;
  background: var(--text);
  border-radius: 1px;
  transition: var(--transition);
  position: absolute;
}
.nav-toggle .bar:nth-child(1) { transform: translateY(-5px); }
.nav-toggle .bar:nth-child(3) { transform: translateY(5px); }

.nav-toggle.active .bar:nth-child(1) { transform: rotate(45deg); }
.nav-toggle.active .bar:nth-child(2) { opacity: 0; }
.nav-toggle.active .bar:nth-child(3) { transform: rotate(-45deg); }

/* Nav Menu */
.nav-menu {
  position: fixed;
  top: 64px;
  right: 20px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 8px;
  display: flex;
  flex-direction: column;
  min-width: 200px;
  box-shadow: var(--shadow);
  opacity: 0;
  transform: scale(0.95) translateY(-8px);
  pointer-events: none;
  transition: opacity 0.2s cubic-bezier(0.4,0,0.2,1),
              transform 0.2s cubic-bezier(0.4,0,0.2,1);
  z-index: 999;
}
.nav-menu.open {
  opacity: 1;
  transform: scale(1) translateY(0);
  pointer-events: auto;
}
.nav-menu a {
  display: block;
  padding: 10px 16px;
  color: var(--text);
  border-radius: var(--radius-sm);
  transition: var(--transition);
  font-size: 0.9rem;
}
.nav-menu a:hover {
  background: var(--bg-hover);
  text-decoration: none;
}

.nav-backdrop {
  position: fixed;
  inset: 0;
  z-index: 998;
  display: none;
}
.nav-backdrop.open { display: block; }

/* ---- Hero ---- */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  text-align: center;
  padding: 120px 0 80px;
}

.hero-badge {
  display: inline-block;
  padding: 6px 16px;
  background: var(--accent-dim);
  color: var(--accent);
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  margin-bottom: 24px;
}

.hero h1 {
  font-size: clamp(2.5rem, 6vw, 4rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: 20px;
}

.hero-highlight {
  background: linear-gradient(135deg, var(--accent), #f87171);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  color: var(--text-secondary);
  font-size: 1.15rem;
  max-width: 600px;
  margin: 0 auto 48px;
  line-height: 1.7;
}

.hero-stats {
  display: flex;
  justify-content: center;
  gap: 48px;
  margin-bottom: 48px;
}

.stat { text-align: center; }

.stat-number {
  display: block;
  font-size: 2.5rem;
  font-weight: 800;
  font-variant-numeric: tabular-nums;
  color: var(--accent);
}

.stat-label {
  display: block;
  color: var(--text-muted);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-top: 4px;
}

.hero-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  background: var(--accent);
  color: #000;
  font-weight: 600;
  border-radius: 10px;
  transition: var(--transition);
}
.hero-cta:hover { opacity: 0.9; text-decoration: none; transform: translateY(-1px); }

/* ---- Sections ---- */
section { padding: 100px 0; }

.section-title {
  font-size: 2rem;
  font-weight: 700;
  text-align: center;
  margin-bottom: 12px;
  letter-spacing: -0.02em;
}

.section-subtitle {
  text-align: center;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto 48px;
}

/* ---- Demo Section ---- */
.demo-section { background: var(--bg); }

.demo-tabs {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-bottom: 24px;
}

.demo-tab {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 10px 20px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-size: 0.9rem;
  transition: var(--transition);
}
.demo-tab:hover { color: var(--text); background: var(--bg-hover); }
.demo-tab.active { color: var(--accent); border-color: var(--accent); background: var(--accent-dim); }

.category-filter {
  text-align: center;
  margin-bottom: 24px;
}

.category-filter select {
  padding: 8px 16px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  cursor: pointer;
}

.tab-content { display: none; }
.tab-content.active { display: block; }

.demo-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  align-items: start;
}

/* Sample Grid */
.sample-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
  gap: 8px;
}

.sample-img {
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
  border-radius: var(--radius-sm);
  border: 2px solid transparent;
  cursor: pointer;
  transition: var(--transition);
}
.sample-img:hover { border-color: var(--text-muted); transform: scale(1.03); }
.sample-img.selected { border-color: var(--accent); box-shadow: 0 0 0 2px var(--accent-dim); }

.sample-img.defective { position: relative; }
.sample-img.defective::after {
  content: '!';
  position: absolute;
  top: 4px;
  right: 4px;
  width: 18px;
  height: 18px;
  background: var(--danger);
  color: #fff;
  border-radius: 50%;
  font-size: 0.7rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
}

.sample-label {
  display: block;
  font-size: 0.7rem;
  color: var(--text-muted);
  text-align: center;
  margin-top: 2px;
  text-overflow: ellipsis;
  overflow: hidden;
  white-space: nowrap;
}

.sample-placeholder {
  grid-column: 1 / -1;
  text-align: center;
  padding: 40px;
  color: var(--text-muted);
}

/* Upload Zone */
.upload-zone {
  border: 2px dashed var(--border);
  border-radius: var(--radius);
  padding: 48px 24px;
  text-align: center;
  color: var(--text-secondary);
  cursor: pointer;
  transition: var(--transition);
}
.upload-zone:hover { border-color: var(--accent); background: var(--accent-dim); }
.upload-zone.dragover { border-color: var(--accent); background: var(--accent-dim); }
.upload-hint { font-size: 0.8rem; color: var(--text-muted); margin-top: 8px; display: block; }

/* Camera */
.camera-container {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  background: #000;
  aspect-ratio: 4/3;
}

#cameraVideo {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.camera-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.camera-controls {
  position: absolute;
  bottom: 12px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 8px;
}

.camera-status {
  position: absolute;
  top: 12px;
  left: 12px;
  background: rgba(0,0,0,0.6);
  color: #fff;
  padding: 4px 10px;
  border-radius: 6px;
  font-size: 0.75rem;
  backdrop-filter: blur(4px);
}

/* Buttons */
.btn {
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  border: none;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
}
.btn-primary { background: var(--accent); color: #000; }
.btn-primary:hover { opacity: 0.9; }
.btn-secondary { background: var(--bg-card); color: var(--text); border: 1px solid var(--border); }

.run-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 100%;
  padding: 14px;
  margin-top: 16px;
  background: var(--accent);
  color: #000;
  font-size: 1rem;
  font-weight: 700;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: var(--transition);
}
.run-btn:hover:not(:disabled) { opacity: 0.9; transform: translateY(-1px); }
.run-btn:disabled { opacity: 0.4; cursor: not-allowed; }
.run-btn.loading { opacity: 0.7; }

.spinner {
  display: inline-block;
  width: 16px;
  height: 16px;
  border: 2px solid rgba(0,0,0,0.2);
  border-top-color: #000;
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* Results */
.demo-results {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  min-height: 400px;
}

.results-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  min-height: 300px;
  color: var(--text-muted);
  gap: 16px;
}

.result-preview { margin-bottom: 20px; }

.preview-pair {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.preview-box {
  text-align: center;
}
.preview-box label {
  display: block;
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 8px;
}
.preview-box canvas {
  width: 100%;
  border-radius: var(--radius-sm);
  background: #000;
  image-rendering: auto;
}

/* Anomaly Score */
.anomaly-score {
  margin-bottom: 20px;
  padding: 16px;
  background: var(--bg);
  border-radius: var(--radius-sm);
}

.score-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
}
.score-label { font-size: 0.8rem; color: var(--text-secondary); }
.score-value { font-size: 1.5rem; font-weight: 800; font-variant-numeric: tabular-nums; }

.score-bar {
  height: 8px;
  background: var(--border);
  border-radius: 4px;
  overflow: hidden;
  margin-bottom: 8px;
}
.score-fill {
  height: 100%;
  border-radius: 4px;
  transition: width 0.5s ease, background 0.3s ease;
  width: 0;
}

.score-verdict {
  font-size: 0.85rem;
  font-weight: 600;
  text-align: center;
}
.score-verdict.pass { color: #22c55e; }
.score-verdict.warning { color: var(--warning); }
.score-verdict.fail { color: var(--danger); }

/* Metadata */
.result-meta {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-bottom: 20px;
}

.meta-item {
  text-align: center;
  padding: 10px;
  background: var(--bg);
  border-radius: var(--radius-sm);
}
.meta-label { display: block; font-size: 0.7rem; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.05em; }
.meta-value { display: block; font-size: 0.95rem; font-weight: 600; margin-top: 2px; }

/* k-NN */
.knn-section h4 {
  font-size: 0.8rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 8px;
}

.result-item {
  display: flex;
  justify-content: space-between;
  padding: 6px 0;
  font-size: 0.85rem;
  border-bottom: 1px solid var(--border);
}
.result-item:last-child { border: none; }
.result-label { color: var(--text-secondary); }
.result-value { font-weight: 600; font-variant-numeric: tabular-nums; }
.result-value.highlight { color: var(--accent); }

/* ---- How It Works ---- */
.how-section {
  background: var(--bg-card);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.pipeline-steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  margin-bottom: 48px;
}

.pipeline-step {
  text-align: center;
  padding: 24px;
  position: relative;
}

.step-number {
  width: 32px;
  height: 32px;
  background: var(--accent);
  color: #000;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 0.9rem;
  margin: 0 auto 16px;
}

.step-icon {
  color: var(--accent);
  margin-bottom: 16px;
  display: flex;
  justify-content: center;
}

.pipeline-step h3 {
  font-size: 1.1rem;
  margin-bottom: 8px;
}
.pipeline-step p {
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.6;
}

.tech-detail {
  text-align: center;
  padding: 20px;
  background: var(--bg);
  border-radius: var(--radius);
  border: 1px solid var(--border);
}

.tech-label {
  font-size: 0.7rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 8px;
}

.tech-specs {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-secondary);
}

.dot {
  width: 4px;
  height: 4px;
  background: var(--text-muted);
  border-radius: 50%;
}

/* ---- Training Section ---- */
.training-section { background: var(--bg); }

.chart-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-bottom: 32px;
}

.chart-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
}
.chart-card h3 { font-size: 1rem; margin-bottom: 4px; }
.chart-desc { font-size: 0.8rem; color: var(--text-muted); margin-bottom: 16px; }

.chart-container {
  height: 200px;
  display: flex;
  align-items: flex-end;
  gap: 1px;
  padding-top: 8px;
}

.chart-bar {
  flex: 1;
  background: var(--accent);
  border-radius: 2px 2px 0 0;
  min-height: 1px;
  opacity: 0.7;
  transition: opacity 0.15s;
}
.chart-bar:hover { opacity: 1; }

.training-meta {
  display: flex;
  justify-content: center;
  gap: 32px;
  flex-wrap: wrap;
  text-align: center;
  color: var(--text-secondary);
  font-size: 0.85rem;
}

.training-meta .meta-pill {
  padding: 8px 20px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 20px;
}

/* ---- Applications ---- */
.applications-section {
  background: var(--bg-card);
  border-top: 1px solid var(--border);
}

.app-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin-bottom: 32px;
}

.app-card {
  padding: 24px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: var(--transition);
}
.app-card:hover { border-color: var(--accent); transform: translateY(-2px); }

.app-icon {
  color: var(--accent);
  margin-bottom: 12px;
}
.app-card h3 { font-size: 1rem; margin-bottom: 6px; }
.app-card p { color: var(--text-secondary); font-size: 0.85rem; line-height: 1.6; }

.edge-callout {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  padding: 20px;
  background: var(--accent-dim);
  border: 1px solid rgba(239, 68, 68, 0.2);
  border-radius: var(--radius);
}
.callout-icon { color: var(--accent); flex-shrink: 0; margin-top: 2px; }
.edge-callout h4 { font-size: 0.95rem; margin-bottom: 4px; }
.edge-callout p { color: var(--text-secondary); font-size: 0.85rem; line-height: 1.5; }

/* ---- Contact ---- */
.contact-section { background: var(--bg); }

.contact-form {
  max-width: 500px;
  margin: 0 auto;
}

.form-group {
  margin-bottom: 16px;
}
.form-group label {
  display: block;
  font-size: 0.8rem;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--text-secondary);
}

.form-group input, .form-group textarea {
  width: 100%;
  padding: 12px 16px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-family: var(--font);
  font-size: 0.95rem;
  transition: var(--transition);
}
.form-group input:focus, .form-group textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-dim);
}
.form-group textarea { resize: vertical; min-height: 120px; }
.form-group input::placeholder, .form-group textarea::placeholder { color: var(--text-muted); }

.contact-form button[type="submit"] {
  width: 100%;
  padding: 14px;
  background: var(--accent);
  color: #000;
  font-weight: 700;
  font-size: 1rem;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: var(--transition);
}
.contact-form button[type="submit"]:hover { opacity: 0.9; }
.contact-form button[type="submit"]:disabled { opacity: 0.5; }

.form-note {
  text-align: center;
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: 12px;
}

.contact-success {
  text-align: center;
  padding: 40px 20px;
  animation: fadeIn 0.4s ease;
}
.contact-success .success-icon {
  width: 56px;
  height: 56px;
  margin: 0 auto 16px;
  background: var(--accent);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}
.contact-success .success-icon svg {
  width: 28px;
  height: 28px;
  stroke: #000;
  stroke-width: 3;
  fill: none;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-dasharray: 24;
  stroke-dashoffset: 24;
  animation: checkDraw 0.4s 0.3s cubic-bezier(0.4,0,0.2,1) forwards;
}
@keyframes checkDraw { to { stroke-dashoffset: 0; } }

.contact-success h3 { font-size: 1.3rem; margin-bottom: 8px; }
.contact-success p { color: var(--text-secondary); }

.contact-error {
  text-align: center;
  padding: 12px;
  margin-top: 12px;
  background: var(--danger-dim);
  color: var(--danger);
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
}

/* ---- Footer ---- */
.footer {
  padding: 40px 0;
  text-align: center;
  border-top: 1px solid var(--border);
  color: var(--text-muted);
  font-size: 0.85rem;
}
.footer strong { color: var(--text-secondary); }
.footer-tech { margin-top: 8px; font-size: 0.75rem; color: var(--text-muted); }

/* ---- Fade In Animation ---- */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ---- Responsive ---- */
@media (max-width: 768px) {
  .hero-stats { gap: 24px; }
  .stat-number { font-size: 2rem; }

  .demo-layout {
    grid-template-columns: 1fr;
  }

  .pipeline-steps {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .chart-grid {
    grid-template-columns: 1fr;
  }

  .app-grid {
    grid-template-columns: 1fr;
  }

  .preview-pair {
    grid-template-columns: 1fr;
  }

  .result-meta {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  .hero h1 { font-size: 2rem; }
  .hero-stats { flex-direction: column; gap: 16px; }
  .demo-tabs { flex-wrap: wrap; }
}

/* ---- RaaS: Hero CTA Group ---- */
.hero-cta-group {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

.hero-cta-secondary {
  background: transparent;
  color: var(--accent);
  border: 2px solid var(--accent);
}
.hero-cta-secondary:hover {
  background: var(--accent-dim);
  opacity: 1;
}

/* ---- RaaS: Demo Callout ---- */
.demo-callout {
  margin-top: 32px;
  padding: 16px 24px;
  border-left: 3px solid var(--accent);
  background: var(--bg-card);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.6;
}
.demo-callout a {
  display: inline-block;
  margin-top: 4px;
  font-weight: 600;
}

/* ---- RaaS: Pricing Ladder ---- */
.pricing-ladder {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  margin-bottom: 48px;
  flex-wrap: wrap;
}

.price-tier {
  text-align: center;
  padding: 20px 24px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  min-width: 160px;
}

.price-amount {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--accent);
}

.price-label {
  font-size: 0.9rem;
  font-weight: 600;
  margin-top: 4px;
}

.price-desc {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: 2px;
}

.price-arrow {
  font-size: 1.5rem;
  color: var(--text-muted);
}

/* ---- RaaS: Form Select ---- */
.form-group select {
  width: 100%;
  padding: 12px 16px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-family: var(--font);
  font-size: 0.95rem;
  transition: var(--transition);
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12' fill='none'%3E%3Cpath d='M3 5l3 3 3-3' stroke='%23666' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
}
.form-group select:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-dim);
}

/* ---- RaaS: Responsive Additions ---- */
@media (max-width: 768px) {
  .pricing-ladder {
    flex-direction: column;
  }
  .price-arrow {
    transform: rotate(90deg);
  }
}