/* ========================================
   Calculator — Body / Dark Layout
   ======================================== */

.calc-body {
  background: var(--dark);
  padding: 100px 0 64px;
  min-height: 100vh;
}

/* Header (inline above grid) */
.calc-header {
  margin-bottom: 32px;
}

.calc-header-title {
  font-size: clamp(1.5rem, 3vw, 2rem);
  color: var(--white);
  margin-bottom: 4px;
}

.calc-header-sub {
  font-size: 0.95rem;
  color: rgba(255, 255, 255, 0.5);
}

/* Two-column grid */
.calc-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  align-items: start;
}

.calc-col-results {
  position: relative;
}

.calc-results-sticky {
  position: sticky;
  top: 88px;
}

.calc-results-heading {
  font-size: 1.5rem;
  color: var(--white);
  margin-bottom: 20px;
}

/* ========================================
   Calculator — Form Card
   ======================================== */

.calc-card {
  background: var(--white);
  border: 1px solid var(--zinc-200);
  border-radius: 20px;
  padding: 32px;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.04);
}

.calc-card h2 {
  font-size: 1.5rem;
  color: var(--dark);
  margin-bottom: 24px;
}

/* Fields */
.calc-field {
  margin-bottom: 20px;
}

.calc-label {
  display: block;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--zinc-700);
  margin-bottom: 8px;
}

.calc-input {
  width: 100%;
  padding: 10px 14px;
  border: 1px solid var(--zinc-300);
  border-radius: 8px;
  font-family: "DM Sans", sans-serif;
  font-size: 0.95rem;
  color: var(--zinc-800);
  background: var(--white);
  transition:
    border-color 0.2s,
    box-shadow 0.2s;
  appearance: none;
  -webkit-appearance: none;
}

.calc-input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.15);
}

.calc-input::placeholder {
  color: var(--zinc-400);
}

select.calc-input {
  cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg width='12' height='8' viewBox='0 0 12 8' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1.5L6 6.5L11 1.5' stroke='%2371717a' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 36px;
}

.calc-hint {
  font-size: 0.8rem;
  color: var(--zinc-500);
  margin-top: 6px;
}

/* Toggle Buttons */
.calc-toggle-group {
  display: flex;
  gap: 10px;
}

.calc-toggle {
  padding: 10px 24px;
  border-radius: 8px;
  border: 1px solid var(--zinc-200);
  background: var(--zinc-100);
  color: var(--zinc-700);
  font-family: "DM Sans", sans-serif;
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s;
}

.calc-toggle:hover {
  background: var(--zinc-200);
}

.calc-toggle.active {
  background: var(--primary);
  color: var(--white);
  border-color: var(--primary);
}

/* Divider & Subsection */
.calc-divider {
  height: 1px;
  background: var(--zinc-200);
  margin: 24px 0;
}

.calc-subsection-title {
  font-size: 1.2rem;
  color: var(--dark);
  margin-bottom: 16px;
}

/* Submit Button */
.calc-submit {
  width: 100%;
  padding: 14px;
  border: none;
  border-radius: 8px;
  background: var(--primary);
  color: var(--white);
  font-family: "DM Sans", sans-serif;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  margin-top: 8px;
}

.calc-submit:hover {
  background: var(--primary-hover);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(99, 102, 241, 0.3);
}

/* ========================================
   Calculator — Results
   ======================================== */

/* Empty state */
.calc-empty-state {
  background: rgba(255, 255, 255, 0.04);
  border: 1px dashed rgba(255, 255, 255, 0.12);
  border-radius: 20px;
  padding: 48px 32px;
  text-align: center;
}

.calc-empty-state-icon {
  color: var(--white);
  opacity: 0.4;
  margin-bottom: 20px;
}

.calc-empty-state-title {
  font-size: 1.25rem;
  color: var(--white);
  margin-bottom: 8px;
}

.calc-empty-state-text {
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.45);
  line-height: 1.6;
  max-width: 380px;
  margin: 0 auto 28px;
}

.calc-empty-state-text strong {
  color: rgba(255, 255, 255, 0.6);
}

.calc-empty-state-cards {
  display: flex;
  gap: 12px;
}

.calc-empty-state-card {
  flex: 1;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 12px;
  padding: 16px;
  text-align: left;
}

.calc-empty-state-badge {
  display: inline-block;
  font-family: "DM Sans", sans-serif;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  padding: 3px 8px;
  border-radius: 4px;
  margin-bottom: 8px;
}

.calc-empty-state-badge--fas {
  background: rgba(34, 197, 94, 0.15);
  color: #4ade80;
}

.calc-empty-state-badge--fms {
  background: rgba(99, 102, 241, 0.15);
  color: #a5b4fc;
}

.calc-empty-state-label {
  display: block;
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.35);
  margin-bottom: 10px;
}

.calc-empty-state-bar {
  height: 6px;
  background: rgba(255, 255, 255, 0.06);
  border-radius: 3px;
  overflow: hidden;
}

.calc-empty-state-bar-fill {
  height: 100%;
  border-radius: 3px;
  width: 0%;
  opacity: 0.3;
}

.calc-empty-state-bar-fill--fas {
  background: #22c55e;
}

.calc-empty-state-bar-fill--fms {
  background: var(--primary);
}

/* Result Card */
.calc-result-card {
  background: var(--white);
  border-radius: 16px;
  border: 1px solid var(--zinc-200);
  border-left: 4px solid var(--zinc-300);
  padding: 28px;
  margin-bottom: 20px;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.04);
}

.calc-result-card--eligible {
  border-left-color: #22c55e;
}

.calc-result-card--eligible-fms {
  border-left-color: var(--primary);
}

/* Card header */
.calc-result-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}

.calc-result-title-group {
  display: flex;
  align-items: flex-start;
  gap: 10px;
}

.calc-result-title-group h3 {
  font-size: 1.25rem;
  color: var(--dark);
}

.calc-result-pct {
  text-align: right;
}

.calc-result-pct-value {
  display: block;
  font-family: "Instrument Serif", serif;
  font-size: 1.75rem;
  line-height: 1;
}

.calc-result-pct-label {
  display: block;
  font-size: 0.8rem;
  color: var(--zinc-500);
}

/* Status banner */
.calc-result-banner {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 16px;
  border-radius: 10px;
  font-weight: 600;
  font-size: 0.9rem;
  margin-bottom: 16px;
}

.calc-result-banner--pass {
  background: #f0fdf4;
  border: 1px solid #bbf7d0;
  color: #166534;
}

.calc-result-banner--fail {
  background: var(--zinc-50);
  border: 1px solid var(--zinc-200);
  color: var(--zinc-700);
}

.calc-result-banner span.calc-merit-note {
  font-weight: 400;
  font-size: 0.8rem;
}

/* Check rows */
.calc-check-row {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 0;
  font-size: 0.9rem;
  color: var(--zinc-700);
}

/* Inline SVG icon colors */
.calc-icon-pass {
  color: #22c55e;
  flex-shrink: 0;
  display: flex;
}

.calc-icon-fail {
  color: #ef4444;
  flex-shrink: 0;
  display: flex;
}

.calc-icon-award {
  flex-shrink: 0;
}

.calc-icon-award--pass {
  color: #22c55e;
}

.calc-icon-award--fail {
  color: var(--zinc-400);
}

/* ========================================
   Calculator — Callout
   ======================================== */

.calc-callout {
  background: #fefce8;
  border: 1px solid #fde68a;
  border-radius: 12px;
  padding: 16px 20px;
}

.calc-callout-inner {
  display: flex;
  gap: 12px;
}

.calc-callout-icon {
  color: #d97706;
  flex-shrink: 0;
  margin-top: 2px;
}

.calc-callout-title {
  font-weight: 600;
  font-size: 0.875rem;
  color: #92400e;
  margin-bottom: 6px;
}

.calc-callout-text {
  font-size: 0.85rem;
  color: #92400e;
  line-height: 1.5;
}

.calc-callout-text ul {
  list-style: disc;
  padding-left: 18px;
  margin: 0;
}

.calc-callout-text li {
  margin-bottom: 4px;
}

.calc-callout-text li:last-child {
  margin-bottom: 0;
}

/* ========================================
   Calculator — Responsive
   ======================================== */

@media (max-width: 900px) {
  .calc-grid {
    grid-template-columns: 1fr;
  }

  .calc-results-sticky {
    position: static;
  }
}

@media (max-width: 600px) {
  .calc-body {
    padding: 80px 0 48px;
  }

  .calc-card {
    padding: 24px 18px;
  }

  .calc-toggle-group {
    flex-wrap: wrap;
  }

  .calc-toggle {
    padding: 10px 18px;
  }

  .calc-result-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }

  .calc-result-pct {
    text-align: left;
  }
}