/* Calculator page — /calculator
 * Scoped to calc-* prefix. Reuses theme.css tokens.
 * Does NOT own nav, footer, or global section styles (those live in theme.css). */

/* HERO */
.calc-hero {
  padding: 64px 24px 48px;
  border-bottom: 1px solid var(--border);
}
.calc-hero-inner {
  max-width: 860px;
  margin: 0 auto;
  text-align: center;
}
.calc-hero-headline {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.04em;
  color: var(--fg);
  margin-bottom: 16px;
}
.calc-hero-sub {
  font-size: 1.05rem;
  color: var(--fg-muted);
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.7;
}

/* SECTION WRAPPER */
.calc-section {
  padding: 48px 24px 64px;
}
.calc-section-inner {
  max-width: 1200px;
  margin: 0 auto;
}

/* TWO-COLUMN LAYOUT */
.calc-layout {
  display: grid;
  grid-template-columns: 420px 1fr;
  gap: 32px;
  align-items: start;
}

/* LEFT: INPUTS */
.calc-inputs-col {
  position: sticky;
  top: 80px;
}
.calc-inputs-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 28px;
  margin-bottom: 16px;
}
.calc-inputs-header {
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--fg-muted);
  margin-bottom: 28px;
}

/* FIELD */
.calc-field {
  margin-bottom: 28px;
}
.calc-field:last-child {
  margin-bottom: 0;
}
.calc-field-label-row {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 10px;
}
.calc-field-label {
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--fg);
  line-height: 1.4;
  cursor: default;
}
.calc-field-cite {
  display: block;
  font-size: 0.72rem;
  color: var(--fg-muted);
  font-weight: 400;
  margin-top: 3px;
  cursor: help;
}
.calc-field-value {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  color: var(--accent);
  white-space: nowrap;
  flex-shrink: 0;
  letter-spacing: -0.02em;
}

/* SLIDER */
.calc-slider {
  width: 100%;
  -webkit-appearance: none;
  appearance: none;
  height: 4px;
  background: var(--border);
  border-radius: 2px;
  outline: none;
  cursor: pointer;
  transition: background 0.15s;
}
.calc-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--accent);
  cursor: pointer;
  border: 2px solid var(--bg);
  box-shadow: 0 0 0 2px var(--accent);
  transition: box-shadow 0.15s;
}
.calc-slider::-webkit-slider-thumb:hover {
  box-shadow: 0 0 0 4px rgba(0, 232, 122, 0.2);
}
.calc-slider::-moz-range-thumb {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--accent);
  cursor: pointer;
  border: 2px solid var(--bg);
}
.calc-slider-range {
  display: flex;
  justify-content: space-between;
  font-size: 0.7rem;
  color: var(--fg-muted);
  margin-top: 6px;
}

/* SHARE BUTTON */
.calc-share-btn {
  width: 100%;
  background: transparent;
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--fg-muted);
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 500;
  padding: 11px 16px;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 8px;
  justify-content: center;
  transition: border-color 0.15s, color 0.15s;
}
.calc-share-btn:hover {
  border-color: var(--fg-muted);
  color: var(--fg);
}
.calc-share-icon {
  font-size: 1rem;
}
.calc-share-confirm {
  font-size: 0.78rem;
  color: var(--accent);
  text-align: center;
  margin-top: 8px;
  height: 18px;
  opacity: 0;
  transition: opacity 0.2s;
}
.calc-share-confirm-visible {
  opacity: 1;
}

/* RIGHT: OUTPUTS */
.calc-outputs-col {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

/* HERO NUMBER CARD */
.calc-hero-number-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 32px 28px 28px;
  text-align: center;
}
.calc-hero-number-label {
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--fg-muted);
  margin-bottom: 12px;
}
.calc-hero-number {
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 5vw, 4.5rem);
  font-weight: 800;
  letter-spacing: -0.05em;
  color: #e84545;
  line-height: 1;
  margin-bottom: 10px;
  transition: color 0.2s;
}
.calc-hero-number-sub {
  font-size: 0.8rem;
  color: var(--fg-muted);
}

/* BREAKDOWN CARD */
.calc-breakdown-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 24px 28px;
}
.calc-breakdown-title {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--fg-muted);
  margin-bottom: 16px;
}
.calc-breakdown-rows {
  display: flex;
  flex-direction: column;
  gap: 0;
}
.calc-breakdown-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 0;
  border-bottom: 1px solid var(--border);
}
.calc-breakdown-row:last-child {
  border-bottom: none;
}
.calc-breakdown-row-annual {
  padding-top: 14px;
}
.calc-breakdown-key {
  font-size: 0.86rem;
  color: var(--fg-muted);
}
.calc-breakdown-val {
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--fg);
  letter-spacing: -0.02em;
}
.calc-breakdown-val-loss {
  color: #e84545;
}

/* RECOVERY CARD */
.calc-recovery-card {
  background: var(--bg-card);
  border: 1px solid var(--accent-dim);
  border-radius: 10px;
  padding: 24px 28px;
}
.calc-recovery-header {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
}
.calc-recovery-badge {
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--bg);
  background: var(--accent);
  padding: 3px 8px;
  border-radius: 4px;
}
.calc-recovery-title {
  font-size: 0.86rem;
  font-weight: 600;
  color: var(--fg);
}
.calc-recovery-number {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  font-weight: 800;
  color: var(--accent);
  letter-spacing: -0.04em;
  margin-bottom: 10px;
}
.calc-recovery-note {
  font-size: 0.78rem;
  color: var(--fg-muted);
  line-height: 1.6;
}
.calc-recovery-note strong {
  color: var(--fg);
}

/* ROI CARD */
.calc-roi-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 24px 28px;
  transition: border-color 0.3s;
}
.calc-roi-card-high {
  border-color: var(--accent-dim);
}
.calc-roi-header {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin-bottom: 14px;
}
.calc-roi-label {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--fg-muted);
}
.calc-roi-sub {
  font-size: 0.72rem;
  color: var(--fg-muted);
}
.calc-roi-multiple-row {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin-bottom: 8px;
}
.calc-roi-multiple {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 800;
  color: var(--accent);
  letter-spacing: -0.04em;
}
.calc-roi-context {
  font-size: 0.82rem;
  color: var(--fg-muted);
}
.calc-roi-math {
  font-size: 0.78rem;
  color: var(--fg-muted);
  font-style: italic;
}

/* CTA STRIP */
.calc-cta-strip {
  background: var(--bg-card);
  border-top: 1px solid var(--border);
  padding: 40px 24px;
}
.calc-cta-strip-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}
.calc-cta-strip-headline {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--fg);
  letter-spacing: -0.03em;
  margin-bottom: 4px;
}
.calc-cta-strip-sub {
  font-size: 0.9rem;
  color: var(--fg-muted);
}
.calc-cta-strip-sub strong {
  color: var(--fg);
}
.calc-cta-strip-btn {
  display: inline-block;
  background: var(--accent);
  color: var(--bg);
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 700;
  padding: 13px 28px;
  border-radius: 6px;
  text-decoration: none;
  letter-spacing: -0.01em;
  white-space: nowrap;
  transition: background 0.15s;
  flex-shrink: 0;
}
.calc-cta-strip-btn:hover {
  background: #00ff88;
}

/* MOBILE STICKY CTA */
.calc-mobile-cta {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 200;
  background: var(--bg-card);
  border-top: 1px solid var(--border);
  padding: 12px 20px;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}
.calc-mobile-cta-loss {
  font-size: 0.88rem;
  color: var(--fg-muted);
}
.calc-mobile-cta-loss strong {
  color: #e84545;
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
}
.calc-mobile-cta-btn {
  display: inline-block;
  background: var(--accent);
  color: var(--bg);
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 700;
  padding: 10px 20px;
  border-radius: 6px;
  text-decoration: none;
  white-space: nowrap;
  transition: background 0.15s;
}
.calc-mobile-cta-btn:hover {
  background: #00ff88;
}

/* RESPONSIVE */
@media (max-width: 960px) {
  .calc-layout {
    grid-template-columns: 1fr;
  }
  .calc-inputs-col {
    position: static;
  }
  .calc-mobile-cta {
    display: flex;
  }
  /* Pad page bottom so sticky CTA doesn't cover content */
  main {
    padding-bottom: 70px;
  }
}
@media (max-width: 600px) {
  .calc-hero-headline {
    font-size: 1.9rem;
  }
  .calc-section {
    padding: 32px 16px 48px;
  }
  .calc-inputs-card {
    padding: 20px;
  }
  .calc-hero-number-card,
  .calc-breakdown-card,
  .calc-recovery-card,
  .calc-roi-card {
    padding: 20px;
  }
  .calc-cta-strip-inner {
    flex-direction: column;
    text-align: center;
  }
}