/* Bitcoin Policy Studio - Static Site Styles */
:root {
  --bg: #fefcf9;
  --bg-card: #ffffff;
  --text: #1a1a1a;
  --text-muted: #6b7280;
  --primary: #c2410c;
  --primary-light: #fed7aa;
  --border: #e5e7eb;
  --success: #059669;
  --success-bg: #ecfdf5;
  --warning: #d97706;
  --warning-bg: #fffbeb;
  --danger: #dc2626;
  --danger-bg: #fef2f2;
  --info: #2563eb;
  --info-bg: #eff6ff;
  --radius: 12px;
  --font: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --mono: 'JetBrains Mono', 'Fira Code', monospace;
}

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

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  min-height: 100vh;
}

/* Navigation */
.navbar {
  background: var(--bg-card);
  border-bottom: 1px solid var(--border);
  padding: 0 24px;
  height: 64px;
  display: flex;
  align-items: center;
  position: sticky;
  top: 0;
  z-index: 100;
}

.navbar-inner {
  max-width: 1200px;
  margin: 0 auto;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.navbar-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--text);
  font-weight: 700;
  font-size: 18px;
}

.navbar-brand .icon {
  width: 36px;
  height: 36px;
  background: var(--primary);
  color: white;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 16px;
}

.navbar-links {
  display: flex;
  gap: 8px;
  list-style: none;
}

.navbar-links a {
  text-decoration: none;
  color: var(--text-muted);
  padding: 8px 14px;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 500;
  transition: all 0.15s;
}

.navbar-links a:hover {
  color: var(--text);
  background: rgba(0,0,0,0.04);
}

.navbar-links a.active {
  color: var(--primary);
  background: var(--primary-light);
}

/* Mobile menu */
.menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.menu-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text);
  margin: 5px 0;
  transition: 0.2s;
}

@media (max-width: 768px) {
  .menu-toggle { display: block; }
  .navbar-links {
    display: none;
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    background: var(--bg-card);
    border-bottom: 1px solid var(--border);
    flex-direction: column;
    padding: 16px;
    gap: 4px;
  }
  .navbar-links.open { display: flex; }
  .navbar-links a { padding: 12px 16px; }
}

/* Layout */
.container {
  max-width: 1000px;
  margin: 0 auto;
  padding: 32px 24px;
}

.page-header {
  margin-bottom: 32px;
}

.page-header h1 {
  font-size: 28px;
  font-weight: 700;
  margin-bottom: 8px;
}

.page-header p {
  color: var(--text-muted);
  font-size: 15px;
}

/* Cards */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  margin-bottom: 20px;
}

.card-title {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 12px;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 500;
  border: none;
  cursor: pointer;
  transition: all 0.15s;
  text-decoration: none;
}

.btn:active { transform: scale(0.97); }

.btn-primary {
  background: var(--primary);
  color: white;
}
.btn-primary:hover { background: #9a3412; }

.btn-outline {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text);
}
.btn-outline:hover { background: rgba(0,0,0,0.03); border-color: var(--primary); }

.btn-success {
  background: var(--success);
  color: white;
}

.btn-sm {
  padding: 6px 12px;
  font-size: 13px;
}

.btn-block { width: 100%; justify-content: center; }

/* Form elements */
.form-group {
  margin-bottom: 16px;
}

.form-group label {
  display: block;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-muted);
  margin-bottom: 6px;
}

.form-control {
  width: 100%;
  padding: 10px 14px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 14px;
  font-family: var(--font);
  background: var(--bg-card);
  color: var(--text);
  transition: border-color 0.15s;
}

.form-control:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(194, 65, 12, 0.1);
}

.form-control-mono {
  font-family: var(--mono);
  font-size: 13px;
}

/* Alert boxes */
.alert {
  padding: 14px 16px;
  border-radius: 8px;
  font-size: 14px;
  margin-bottom: 16px;
  display: flex;
  align-items: flex-start;
  gap: 10px;
}

.alert-warning { background: var(--warning-bg); border: 1px solid #fbbf24; color: #92400e; }
.alert-danger { background: var(--danger-bg); border: 1px solid #fca5a5; color: #991b1b; }
.alert-success { background: var(--success-bg); border: 1px solid #6ee7b7; color: #065f46; }
.alert-info { background: var(--info-bg); border: 1px solid #93c5fd; color: #1e40af; }

/* Code blocks */
.code-block {
  background: #f8f9fa;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 14px;
  font-family: var(--mono);
  font-size: 13px;
  word-break: break-all;
  line-height: 1.5;
  position: relative;
}

.code-block .copy-btn {
  position: absolute;
  top: 8px;
  right: 8px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 4px 10px;
  font-size: 12px;
  cursor: pointer;
  color: var(--text-muted);
}

.code-block .copy-btn:hover { color: var(--primary); border-color: var(--primary); }

/* Seed phrase grid */
.seed-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
  margin: 16px 0;
}

@media (max-width: 600px) {
  .seed-grid { grid-template-columns: repeat(3, 1fr); }
}

.seed-word {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 10px;
  background: white;
  border: 1px solid #fbbf24;
  border-radius: 8px;
  font-size: 13px;
}

.seed-word .num {
  color: var(--warning);
  font-size: 11px;
  font-weight: 600;
  min-width: 18px;
}

/* Option buttons */
.option-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 12px;
  margin: 16px 0;
}

.option-btn {
  padding: 16px;
  border: 2px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-card);
  cursor: pointer;
  text-align: left;
  transition: all 0.15s;
}

.option-btn:hover { border-color: var(--primary); }
.option-btn.selected { border-color: var(--primary); background: rgba(194, 65, 12, 0.03); }

.option-btn h3 {
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 4px;
}

.option-btn p {
  font-size: 13px;
  color: var(--text-muted);
}

/* Preset chips */
.chip-group {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 12px 0;
}

.chip {
  padding: 8px 16px;
  border: 2px solid var(--border);
  border-radius: 8px;
  background: var(--bg-card);
  cursor: pointer;
  font-size: 14px;
  font-weight: 500;
  transition: all 0.15s;
}

.chip:hover { border-color: var(--primary); }
.chip.selected { border-color: var(--primary); background: rgba(194, 65, 12, 0.05); color: var(--primary); }

/* Steps indicator */
.steps {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 24px;
}

.step-dot {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 600;
  background: #f3f4f6;
  color: var(--text-muted);
}

.step-dot.active { background: var(--primary); color: white; }
.step-dot.done { background: var(--success); color: white; }

.step-line {
  flex: 1;
  height: 2px;
  background: var(--border);
}

.step-line.done { background: var(--success); }

/* Collapsible sections */
details {
  border: 1px solid var(--border);
  border-radius: 8px;
  margin-bottom: 16px;
}

details summary {
  padding: 12px 16px;
  cursor: pointer;
  font-weight: 500;
  font-size: 14px;
}

details[open] summary { border-bottom: 1px solid var(--border); }

details .details-content {
  padding: 16px;
}

/* Hidden utility */
.hidden { display: none; }

/* Toast notification */
.toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background: var(--text);
  color: white;
  padding: 12px 20px;
  border-radius: 8px;
  font-size: 14px;
  z-index: 9999;
  animation: slideUp 0.3s cubic-bezier(0.23, 1, 0.32, 1);
}

@keyframes slideUp {
  from { transform: translateY(20px); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}

/* Hero section (home page) */
.hero {
  padding: 80px 0 60px;
  text-align: center;
}

.hero h1 {
  font-size: 42px;
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 16px;
}

.hero h1 span { color: var(--primary); }

.hero p {
  font-size: 18px;
  color: var(--text-muted);
  max-width: 600px;
  margin: 0 auto 32px;
}

.hero-actions {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
}

/* Feature grid */
.features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
  margin: 48px 0;
}

.feature-card {
  padding: 24px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-card);
}

.feature-card h3 {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 8px;
}

.feature-card p {
  font-size: 14px;
  color: var(--text-muted);
}

/* Inline label */
.label {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 500;
}

.label-green { background: var(--success-bg); color: var(--success); border: 1px solid #6ee7b7; }
.label-orange { background: var(--warning-bg); color: var(--warning); border: 1px solid #fbbf24; }

/* Checkbox */
.checkbox-row {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 16px;
  border: 2px solid var(--border);
  border-radius: var(--radius);
  cursor: pointer;
  transition: border-color 0.15s;
}

.checkbox-row:hover { border-color: var(--primary); }

.checkbox-row input[type="checkbox"] {
  width: 20px;
  height: 20px;
  margin-top: 2px;
  accent-color: var(--primary);
}

/* Footer */
.footer {
  text-align: center;
  padding: 32px 24px;
  color: var(--text-muted);
  font-size: 13px;
  border-top: 1px solid var(--border);
  margin-top: 48px;
}