/* ============================================================================
 * Terms.Law — Tool Shell
 * File: /shared/tool-shell.css
 *
 * Branded UI for the new Opus-powered interactive tools at /tools/*.
 * Keep this consistent across every tool so users recognize the pattern.
 * Uses CLAUDE.md §6 color variables.
 * ========================================================================== */

:root {
  --color-primary: #2563eb;
  --color-primary-dark: #1d4ed8;
  --color-secondary: #6366f1;
  --color-success: #22c55e;
  --color-warning: #f59e0b;
  --color-danger: #ef4444;
  --color-text: #1a1a2e;
  --color-text-secondary: #6b7280;
  --color-bg: #f6f8fa;
  --color-bg-dark: #1a1a2e;
  --color-border: #e5e7eb;
  --color-card: #ffffff;
  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --border-radius: 8px;
}

.tool-shell {
  font-family: var(--font-family);
  color: var(--color-text);
  background: var(--color-bg);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

.tool-shell *, .tool-shell *::before, .tool-shell *::after { box-sizing: border-box; }

/* ---- Header strip ---- */
.tool-header {
  background: linear-gradient(135deg, #1a1a2e 0%, #1d4ed8 100%);
  color: #fff;
  padding: 28px 0;
}
.tool-header .container { max-width: 1080px; margin: 0 auto; padding: 0 20px; }
.tool-eyebrow {
  display: inline-block;
  background: rgba(255,255,255,0.12);
  color: #fff;
  border: 1px solid rgba(255,255,255,0.25);
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: 12px;
}
.tool-title {
  font-size: clamp(24px, 4vw, 36px);
  font-weight: 800;
  margin: 0 0 8px 0;
  line-height: 1.2;
}
.tool-subtitle {
  font-size: 16px;
  color: rgba(255,255,255,0.85);
  margin: 0;
  max-width: 720px;
  line-height: 1.5;
}

/* ---- Trust microbar ---- */
.trust-microbar {
  background: #fff;
  border-bottom: 1px solid var(--color-border);
  padding: 10px 0;
  font-size: 13px;
  color: var(--color-text-secondary);
}
.trust-microbar .container { max-width: 1080px; margin: 0 auto; padding: 0 20px; }
.trust-microbar strong { color: var(--color-text); font-weight: 600; }

/* ---- Main layout ---- */
.tool-main {
  max-width: 1080px;
  margin: 0 auto;
  padding: 28px 20px 80px 20px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  gap: 24px;
}
@media (max-width: 860px) {
  .tool-main { grid-template-columns: 1fr; }
}

.tool-card {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius);
  padding: 24px;
  margin-bottom: 16px;
}
.tool-card h2 {
  font-size: 18px;
  font-weight: 700;
  margin: 0 0 12px 0;
}
.tool-card p { line-height: 1.6; margin: 0 0 12px 0; }

/* ---- Form controls ---- */
.tool-form label {
  display: block;
  font-weight: 600;
  font-size: 14px;
  margin-bottom: 6px;
}
.tool-form .help {
  font-size: 13px;
  color: var(--color-text-secondary);
  margin-bottom: 8px;
}
.tool-form textarea,
.tool-form input[type="text"],
.tool-form select {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius);
  font-family: inherit;
  font-size: 15px;
  color: var(--color-text);
  background: #fff;
  line-height: 1.5;
}
.tool-form textarea { min-height: 140px; resize: vertical; }
.tool-form textarea:focus,
.tool-form input:focus,
.tool-form select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(37,99,235,0.15);
}
.tool-form .field-row { margin-bottom: 16px; }

/* ---- Buttons ---- */
.btn {
  display: inline-block;
  font-family: inherit;
  font-weight: 600;
  font-size: 15px;
  padding: 12px 20px;
  border: 0;
  border-radius: var(--border-radius);
  cursor: pointer;
  text-decoration: none;
  text-align: center;
  min-height: 44px;
  line-height: 1.2;
  transition: background-color .12s ease, transform .06s ease;
}
.btn-primary { background: var(--color-primary); color: #fff; }
.btn-primary:hover { background: var(--color-primary-dark); }
.btn-secondary { background: #fff; color: var(--color-primary); border: 1px solid var(--color-primary); }
.btn-large { padding: 14px 24px; font-size: 16px; }
.btn[disabled] { opacity: 0.5; cursor: not-allowed; }

/* ---- Output panel ---- */
.tool-output {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius);
  padding: 24px;
  margin-top: 16px;
  display: none;
}
.tool-output.is-visible { display: block; }

.score-meter {
  display: flex;
  align-items: center;
  gap: 16px;
  background: #f9fafb;
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius);
  padding: 16px;
  margin-bottom: 16px;
}
.score-meter .score-number {
  font-size: 40px;
  font-weight: 800;
  color: var(--color-primary);
  line-height: 1;
  min-width: 70px;
}
.score-meter .score-label {
  font-size: 14px;
  color: var(--color-text-secondary);
}
.score-meter .score-bar {
  flex: 1;
  height: 10px;
  background: var(--color-border);
  border-radius: 999px;
  overflow: hidden;
}
.score-meter .score-bar-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--color-warning) 0%, var(--color-primary) 100%);
  border-radius: inherit;
  transition: width .5s ease;
}

/* Risk pills */
.risk-pill {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
  margin-right: 6px;
}
.risk-high   { background: rgba(239,68,68,0.12); color: var(--color-danger); }
.risk-medium { background: rgba(245,158,11,0.15); color: var(--color-warning); }
.risk-low    { background: rgba(34,197,94,0.15); color: var(--color-success); }

/* Citation chips */
.citation {
  display: inline-block;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: 6px;
  padding: 3px 8px;
  font-size: 12px;
  color: var(--color-text);
  margin: 2px 4px 2px 0;
  font-family: ui-monospace, 'SF Mono', Menlo, monospace;
}

/* ---- Sidebar: tiered packages ---- */
.tool-sidebar { position: sticky; top: 20px; align-self: start; }
@media (max-width: 860px) { .tool-sidebar { position: static; } }

.package-card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius);
  padding: 18px;
  margin-bottom: 12px;
}
.package-card.is-primary {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(37,99,235,0.08);
}
.package-card .price {
  font-size: 22px;
  font-weight: 800;
  color: var(--color-text);
  line-height: 1;
}
.package-card .price small { font-size: 13px; font-weight: 500; color: var(--color-text-secondary); }
.package-card .pkg-label {
  font-size: 14px;
  font-weight: 600;
  margin: 4px 0 8px 0;
}
.package-card .pkg-bullets {
  list-style: none;
  margin: 0 0 12px 0;
  padding: 0;
  font-size: 13px;
  color: var(--color-text-secondary);
}
.package-card .pkg-bullets li::before { content: '✓ '; color: var(--color-success); font-weight: 700; }
.package-card .package-cta {
  display: block;
  text-align: center;
  background: var(--color-primary);
  color: #fff;
  text-decoration: none;
  padding: 11px 14px;
  border-radius: var(--border-radius);
  font-weight: 600;
  font-size: 14px;
}
.package-card.is-primary .package-cta { background: var(--color-primary); }
.package-card .package-cta:hover { background: var(--color-primary-dark); }

/* ---- Loading state ---- */
.tool-loading {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--color-text-secondary);
  padding: 16px;
}
.tool-loading .spinner {
  width: 18px;
  height: 18px;
  border: 2px solid var(--color-border);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: tool-spin 0.8s linear infinite;
}
@keyframes tool-spin { to { transform: rotate(360deg); } }

/* ---- Footer notes ---- */
.tool-footer {
  background: var(--color-bg-dark);
  color: rgba(255,255,255,0.75);
  padding: 24px 0;
  font-size: 13px;
  line-height: 1.6;
}
.tool-footer .container { max-width: 1080px; margin: 0 auto; padding: 0 20px; }
.tool-footer a { color: #fff; }

.disclaimer {
  font-size: 12px;
  color: var(--color-text-secondary);
  border-top: 1px dashed var(--color-border);
  margin-top: 16px;
  padding-top: 12px;
  line-height: 1.5;
}