/* =============================================================
   Paravector AI — ROI Calculator Widget Styles
   All classes prefixed with .roi- to avoid collision.
   Shares design tokens from styles.css.
   ============================================================= */

/* ── Widget container ──────────────────────────────────────── */
#roi-calculator-widget {
  max-width: 860px;
  margin: 0 auto;
  min-height: 260px;
}

/* Shared card shell animation */
.roi-entry,
.roi-inputs,
.roi-results {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  animation: roiFadeUp 0.3s ease both;
}

@keyframes roiFadeUp {
  from { opacity: 0; transform: translateY(12px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* Shared badge */
.roi-badge {
  display: inline-block;
  background: rgba(95,175,214,0.12);
  color: var(--accent-2);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.3rem 0.875rem;
  border-radius: 100px;
  margin-bottom: 0.875rem;
}

/* Shared nav row */
.roi-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 2rem 1.5rem;
  border-top: 1px solid var(--border);
  gap: 1rem;
}

.roi-nav .btn-primary { gap: 0.5rem; }

/* ══════════════════════════════════════════════════════════════
   ENTRY STATE — calculator type selector
══════════════════════════════════════════════════════════════ */
.roi-entry {
  padding: 2.25rem 2rem 1.5rem;
}

.roi-entry-header {
  max-width: 600px;
  margin-bottom: 1.75rem;
}

.roi-entry-heading {
  font-size: clamp(1.2rem, 2.5vw, 1.75rem);
  font-weight: 700;
  color: var(--text);
  margin-bottom: 0.5rem;
}

.roi-entry-body {
  font-size: 0.925rem;
  color: var(--text-muted);
  line-height: 1.65;
}

/* Calculator type cards grid */
.roi-calc-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
}

.roi-calc-card {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1.1rem 1.25rem;
  background: var(--bg);
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  text-align: left;
  cursor: pointer;
  transition:
    background var(--transition),
    border-color var(--transition),
    box-shadow var(--transition),
    transform var(--transition);
}

.roi-calc-card:hover {
  border-color: var(--accent);
  background: rgba(42,166,164,0.08);
  box-shadow: 0 0 0 3px rgba(42,166,164,0.12);
  transform: translateY(-1px);
}

.roi-calc-card-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius);
  background: rgba(42,166,164,0.12);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  flex-shrink: 0;
  transition: background var(--transition);
}

.roi-calc-card:hover .roi-calc-card-icon {
  background: rgba(42,166,164,0.22);
}

.roi-calc-card-icon svg { width: 20px; height: 20px; }

.roi-calc-card-body { flex: 1; min-width: 0; }

.roi-calc-card-name {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 0.2rem;
  line-height: 1.3;
}

.roi-calc-card-tag {
  font-size: 0.78rem;
  color: var(--text-muted);
  line-height: 1.45;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.roi-calc-card-arrow {
  color: var(--accent);
  opacity: 0;
  flex-shrink: 0;
  transition: opacity var(--transition);
}

.roi-calc-card-arrow svg { width: 18px; height: 18px; }

.roi-calc-card:hover .roi-calc-card-arrow { opacity: 1; }

.roi-disclaimer {
  font-size: 0.78rem;
  color: var(--text-muted);
  line-height: 1.55;
  text-align: center;
  padding: 0 1rem;
}

/* ══════════════════════════════════════════════════════════════
   INPUTS STATE
══════════════════════════════════════════════════════════════ */
.roi-inputs-header {
  padding: 1.75rem 2rem 1.25rem;
  border-bottom: 1px solid var(--border);
  background: var(--surface-muted);
}

.roi-inputs-title-row {
  display: flex;
  align-items: center;
  gap: 0.875rem;
}

.roi-inputs-icon {
  width: 42px;
  height: 42px;
  border-radius: var(--radius);
  background: rgba(42,166,164,0.12);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  flex-shrink: 0;
}

.roi-inputs-icon svg { width: 20px; height: 20px; }

.roi-inputs-name {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 0.15rem;
}

.roi-inputs-sub {
  font-size: 0.82rem;
  color: var(--text-muted);
}

.roi-inputs-body {
  padding: 1.5rem 2rem;
}

/* Small divider between sections */
.roi-divider-sm {
  height: 1px;
  background: var(--border);
  margin: 1.25rem 0;
}

/* Form group */
.roi-form-group {
  margin-bottom: 1.25rem;
}

.roi-field-label {
  display: block;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text);
  margin-bottom: 0.4rem;
}

.roi-field-hint {
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-top: 0.3rem;
  line-height: 1.45;
}

/* Fields grid — 2 columns on desktop */
.roi-fields-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0 1.25rem;
}

/* Scenario toggle */
.roi-scenario-group {
  display: inline-flex;
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

.roi-scenario-btn {
  padding: 0.5rem 1rem;
  font-size: 0.85rem;
  font-weight: 500;
  background: var(--bg);
  border: none;
  border-right: 1px solid var(--border);
  color: var(--text-muted);
  cursor: pointer;
  transition: background var(--transition), color var(--transition);
  white-space: nowrap;
}

.roi-scenario-btn:last-child { border-right: none; }

.roi-scenario-btn.is-active {
  background: var(--accent);
  color: #fff;
}

.roi-scenario-btn:not(.is-active):hover {
  background: var(--surface-muted);
  color: var(--text);
}

.roi-scenario-group--sm .roi-scenario-btn {
  padding: 0.35rem 0.75rem;
  font-size: 0.8rem;
}

.roi-scenario-hint {
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-top: 0.4rem;
  line-height: 1.5;
}

/* Number input row (+/- nudge + input + suffix) */
.roi-input-row {
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.roi-nudge {
  width: 32px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg);
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-muted);
  cursor: pointer;
  flex-shrink: 0;
  transition: background var(--transition), border-color var(--transition), color var(--transition);
  line-height: 1;
}

.roi-nudge:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: rgba(42,166,164,0.10);
}

.roi-input-wrap {
  position: relative;
  flex: 1;
  display: flex;
  align-items: center;
}

.roi-input-prefix,
.roi-input-suffix {
  font-size: 0.8rem;
  color: var(--text-muted);
  white-space: nowrap;
  pointer-events: none;
  flex-shrink: 0;
}

.roi-input-prefix {
  position: absolute;
  left: 0.65rem;
  z-index: 1;
}

.roi-input-suffix {
  padding: 0 0.5rem;
}

.roi-input {
  width: 100%;
  padding: 0.55rem 0.75rem;
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg);
  color: var(--text);
  font-size: 0.9rem;
  font-weight: 500;
  text-align: right;
  outline: none;
  transition: border-color var(--transition), box-shadow var(--transition);
  -moz-appearance: textfield;
}

.roi-input::-webkit-outer-spin-button,
.roi-input::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }

.roi-input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(42,166,164,0.15);
  background: var(--surface);
}

.roi-input--has-prefix {
  padding-left: 1.75rem;
  text-align: left;
}

/* Implementation cost toggle */
.roi-impl-section {
  margin-top: 1rem;
  border-top: 1px solid var(--border);
  padding-top: 1rem;
}

.roi-impl-toggle {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  background: none;
  border: none;
  color: var(--accent-2);
  font-size: 0.85rem;
  font-weight: 500;
  cursor: pointer;
  padding: 0;
  transition: color var(--transition);
}

.roi-impl-toggle:hover { color: var(--accent); }
.roi-impl-toggle svg { flex-shrink: 0; }

.roi-impl-fields {
  margin-top: 1rem;
}

/* Live preview bar */
.roi-live-preview {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem 2rem;
  background: linear-gradient(90deg, rgba(42,166,164,0.08) 0%, rgba(95,175,214,0.05) 100%);
  border-top: 1px solid var(--border);
  flex-wrap: wrap;
}

.roi-preview-label {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  flex-shrink: 0;
}

.roi-preview-value {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--accent);
  flex-shrink: 0;
}

.roi-preview-sub {
  font-size: 0.82rem;
  color: var(--text-muted);
  margin-left: auto;
}

/* ══════════════════════════════════════════════════════════════
   RESULTS STATE
══════════════════════════════════════════════════════════════ */
.roi-results-header {
  padding: 1.75rem 2rem 1.25rem;
  border-bottom: 1px solid var(--border);
  background: var(--surface-muted);
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.roi-results-heading {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 0.5rem;
}

.roi-results-scenario {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.roi-results-scenario-label {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.roi-results-body {
  padding: 1.75rem 2rem;
}

/* Metrics grid */
.roi-metrics {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.roi-metric {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem 1.1rem;
}

.roi-metric--primary {
  background: var(--accent);
  border-color: var(--accent-dark);
  grid-column: 1 / -1;  /* full width on all layouts */
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 1.75rem;
  border-left: none;
}

.roi-metric--accent {
  border-left: 3px solid var(--accent-3);
}

.roi-metric-label {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 0.5rem;
}

.roi-metric--primary .roi-metric-label { color: rgba(255,255,255,0.65); }

.roi-metric-value {
  font-size: 2.5rem;
  font-weight: 700;
  color: #fff;
  line-height: 1;
  margin-bottom: 0.4rem;
}

.roi-metric-value--sm {
  font-size: 1.5rem;
  color: var(--text);
}

.roi-metric--accent .roi-metric-value--sm { color: var(--accent); }

.roi-metric-sub {
  font-size: 0.78rem;
  color: var(--text-muted);
  line-height: 1.45;
}

.roi-metric--primary .roi-metric-sub { color: rgba(255,255,255,0.6); }

/* Assumptions collapsible */
.roi-assumptions {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

.roi-assumptions-toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.875rem 1rem;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-muted);
  cursor: pointer;
  background: var(--bg);
  transition: background var(--transition);
  list-style: none;
}

.roi-assumptions-toggle::-webkit-details-marker { display: none; }
.roi-assumptions[open] .roi-assumptions-toggle { background: var(--surface-muted); }
.roi-assumptions-toggle:hover { background: var(--surface-muted); }

.roi-assumptions-body {
  padding: 1rem;
  background: var(--surface);
  border-top: 1px solid var(--border);
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.6;
}

.roi-assumptions-list {
  list-style: disc;
  padding-left: 1.25rem;
  margin: 0.5rem 0;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.roi-assumptions-disclaimer {
  margin-top: 0.75rem;
  font-size: 0.8rem;
  color: var(--text-muted);
  border-top: 1px solid var(--border);
  padding-top: 0.75rem;
  line-height: 1.55;
}

/* CTA section */
.roi-results-cta {
  background: var(--accent);
  padding: 2rem;
  position: relative;
  overflow: hidden;
}

.roi-results-cta::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle, rgba(255,255,255,0.06) 1px, transparent 1px);
  background-size: 22px 22px;
  pointer-events: none;
}

.roi-results-cta-inner { position: relative; }

.roi-results-cta-label {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.55);
  margin-bottom: 0.625rem;
}

.roi-results-cap-name {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  margin-bottom: 0.75rem;
  color: #fff;
  font-size: 1rem;
}

.roi-results-cap-icon {
  width: 34px;
  height: 34px;
  border-radius: 6px;
  background: rgba(255,255,255,0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: #fff;
}

.roi-results-cap-icon svg { width: 18px; height: 18px; }

.roi-results-cta-body {
  font-size: 0.875rem;
  color: rgba(255,255,255,0.75);
  margin-bottom: 1.25rem;
  max-width: 500px;
  line-height: 1.65;
}

.roi-results-cta-btns {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.roi-results-cta-btns .btn-primary {
  background: #fff;
  color: var(--accent);
  border-color: #fff;
}

.roi-results-cta-btns .btn-primary:hover {
  background: #F3F8FB;
  border-color: #F3F8FB;
}

.roi-results-cta-btns .btn-outline {
  color: #fff;
  border-color: rgba(255,255,255,0.45);
}

.roi-results-cta-btns .btn-outline:hover {
  background: rgba(255,255,255,0.12);
  border-color: rgba(255,255,255,0.7);
}

/* Results footer */
.roi-results-footer {
  display: flex;
  gap: 0.75rem;
  padding: 1.25rem 2rem;
  background: var(--surface-muted);
  border-top: 1px solid var(--border);
  flex-wrap: wrap;
}

/* Disqualified panel */
.roi-dq-panel {
  padding: 2.5rem 2rem;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
}

.roi-dq-reason {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--danger);
  background: rgba(239,68,68,0.10);
  border: 1px solid rgba(239,68,68,0.25);
  border-radius: var(--radius);
  padding: 0.625rem 1rem;
  width: 100%;
  max-width: 500px;
}

.roi-dq-actions {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  justify-content: center;
  margin-top: 0.5rem;
}

/* ── Responsive ────────────────────────────────────────────── */
@media (max-width: 720px) {
  .roi-calc-grid { grid-template-columns: 1fr; }
  .roi-fields-grid { grid-template-columns: 1fr; }
  .roi-metrics { grid-template-columns: 1fr; }
  .roi-metric--primary { grid-column: 1; }
}

@media (max-width: 560px) {
  .roi-entry,
  .roi-inputs-body,
  .roi-inputs-header,
  .roi-results-body,
  .roi-results-header,
  .roi-results-cta,
  .roi-results-footer,
  .roi-nav,
  .roi-live-preview {
    padding-left: 1.25rem;
    padding-right: 1.25rem;
  }

  .roi-results-cta-btns,
  .roi-results-footer,
  .roi-dq-actions { flex-direction: column; }

  .roi-metric-value { font-size: 2rem; }
}