/* Beam Deflection Calculator — tool-specific styles */

.bd-unit-section .evvy-chip-row { flex-wrap: wrap; }

/* Profile chip grid */
.bd-profile-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 0.5rem;
  margin-top: 0.5rem;
}
@media (max-width: 767.98px) {
  .bd-profile-grid { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 480px) {
  .bd-profile-grid { grid-template-columns: repeat(2, 1fr); }
}
.bd-profile-chip {
  display: flex; align-items: center; justify-content: center; gap: 0.4rem;
  padding: 0.6rem 0.5rem;
  border: 1px solid var(--evvy-border-color, #DEE2E6);
  background: var(--bs-body-bg, #fff);
  border-radius: 0.65rem;
  font-size: 0.82rem; font-weight: 600;
  color: var(--evvy-text-secondary, #555);
  cursor: pointer;
  transition: all 180ms ease;
}
.bd-profile-chip i { font-size: 1.05rem; }
.bd-profile-chip:hover {
  border-color: var(--cluster-dark, #1A237E);
  color: var(--cluster-dark, #1A237E);
  transform: translateY(-1px);
}
.bd-profile-chip.bd-active {
  background: var(--cluster-dark, #1A237E);
  color: var(--cluster-text, #fff);
  border-color: var(--cluster-dark, #1A237E);
  box-shadow: 0 4px 14px color-mix(in srgb, var(--cluster-dark, #1A237E) 25%, transparent);
}

/* Dimension input grid */
.bd-dim-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.65rem;
  margin-top: 0.5rem;
}
@media (max-width: 767.98px) { .bd-dim-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 420px)   { .bd-dim-grid { grid-template-columns: 1fr; } }
.bd-dim-field .form-label { font-size: 0.7rem; font-weight: 600; margin-bottom: 0.2rem; }

/* Material chip grid */
.bd-material-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.5rem;
  margin-top: 0.5rem;
}
@media (max-width: 767.98px) { .bd-material-grid { grid-template-columns: repeat(2, 1fr); } }
.bd-mat-chip {
  display: flex; flex-direction: column;
  padding: 0.55rem 0.5rem;
  border: 1px solid var(--evvy-border-color, #DEE2E6);
  background: var(--bs-body-bg, #fff);
  border-radius: 0.65rem;
  cursor: pointer; transition: all 180ms ease;
  text-align: center;
}
.bd-mat-chip span:first-child { font-size: 0.85rem; font-weight: 700; color: var(--evvy-text, #1e293b); }
.bd-mat-chip small { font-size: 0.7rem; color: var(--evvy-text-secondary, #777); }
.bd-mat-chip:hover { border-color: var(--cluster-dark, #1A237E); transform: translateY(-1px); }
.bd-mat-chip.bd-active {
  background: var(--cluster-dark, #1A237E);
  border-color: var(--cluster-dark, #1A237E);
  box-shadow: 0 4px 14px color-mix(in srgb, var(--cluster-dark, #1A237E) 25%, transparent);
}
.bd-mat-chip.bd-active span:first-child,
.bd-mat-chip.bd-active small { color: var(--cluster-text, #fff); }

/* Result sub */
.bd-result-sub {
  margin-top: 0.35rem;
  font-size: 0.8rem; font-weight: 600;
  color: var(--evvy-text-secondary, #777);
}

/* Stress gauge */
.bd-gauge {
  margin-top: 1rem;
  padding: 1rem 1.15rem;
  background: var(--cluster-surface, #E8EAF6);
  border-radius: 0.85rem;
  border: 1px solid color-mix(in srgb, var(--cluster-dark, #1A237E) 14%, transparent);
}
.bd-gauge-header {
  display: flex; justify-content: space-between;
  font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.05em;
  font-weight: 700; color: var(--evvy-text-secondary, #555);
  margin-bottom: 0.5rem;
}
.bd-gauge-header span:last-child {
  color: var(--cluster-dark, #1A237E);
  font-variant-numeric: tabular-nums;
}
.bd-gauge-bar {
  position: relative;
  height: 14px;
  background: color-mix(in srgb, var(--cluster-dark, #1A237E) 10%, #fff);
  border-radius: 7px;
  overflow: visible;
}
.bd-gauge-fill {
  display: block; height: 100%; border-radius: 7px;
  transition: width 380ms cubic-bezier(0.4, 0, 0.2, 1), background-color 280ms ease;
  background: #43A047;
}
.bd-gauge-mark {
  position: absolute; top: -3px;
  width: 2px; height: 20px;
  background: var(--evvy-text-secondary, #555);
}
.bd-gauge-mark small {
  position: absolute; left: 50%; top: -16px;
  transform: translateX(-50%);
  font-size: 0.65rem; font-weight: 700; white-space: nowrap;
  color: var(--evvy-text-secondary, #555);
}
.bd-gauge-zones {
  display: grid; grid-template-columns: 67% 1fr;
  margin-top: 0.4rem;
  font-size: 0.7rem; font-weight: 600;
  color: var(--evvy-text-secondary, #777);
}
.bd-zone { padding-right: 0.5rem; }
.bd-zone.safe { color: #2E7D32; }
.bd-zone.caution { color: #EF6C00; }
.bd-zone.yield { color: #C62828; }

/* Section properties block */
.bd-section-props,
.bd-service-check {
  margin-top: 1rem;
  padding: 0.95rem 1.1rem;
  border-radius: 0.85rem;
  border: 1px solid var(--evvy-border-color, #DEE2E6);
  background: var(--bs-body-bg, #fff);
}
.bd-section-header,
.bd-service-header {
  display: flex; align-items: center; gap: 0.45rem;
  font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.05em;
  font-weight: 700; color: var(--cluster-dark, #1A237E);
  margin-bottom: 0.55rem;
}
.bd-prop-row,
.bd-service-row {
  display: flex; justify-content: space-between;
  padding: 0.35rem 0;
  font-size: 0.875rem;
  border-bottom: 1px dashed color-mix(in srgb, var(--evvy-border-color, #DEE2E6) 70%, transparent);
  font-variant-numeric: tabular-nums;
}
.bd-prop-row:last-child,
.bd-service-row:last-child { border-bottom: none; }
.bd-prop-row span:last-child,
.bd-service-row span:last-child { font-weight: 700; }

.bd-pass.good { color: #2E7D32; }
.bd-pass.bad  { color: #C62828; }

[data-bs-theme="dark"] .bd-gauge { background: color-mix(in srgb, var(--cluster-dark, #1A237E) 14%, #1e1e1e); border-color: color-mix(in srgb, var(--cluster-dark, #1A237E) 28%, transparent); }
[data-bs-theme="dark"] .bd-section-props,
[data-bs-theme="dark"] .bd-service-check { background: color-mix(in srgb, var(--cluster-dark, #1A237E) 6%, #1a1a1a); }

/* Pro blocks */
.bd-pro-block {
  margin-top: 1.1rem;
  padding: 1rem 1.15rem;
  border-radius: 0.85rem;
  border: 1px solid color-mix(in srgb, var(--cluster-dark, #1A237E) 14%, transparent);
  background: var(--bs-body-bg, #fff);
}
.bd-pro-header {
  font-size: 0.78rem; font-weight: 700;
  text-transform: uppercase; letter-spacing: 0.05em;
  color: var(--cluster-dark, #1A237E);
  margin-bottom: 0.6rem;
}
.bd-pro-tease {
  padding: 0.85rem 1rem;
  background: var(--cluster-surface, #E8EAF6);
  border-radius: 0.65rem;
  font-size: 0.85rem; text-align: center; line-height: 1.55;
  color: var(--evvy-text-secondary, #555);
}
.bd-pro-tease i.bi-lock-fill { display: block; font-size: 1.25rem; margin-bottom: 0.3rem; color: var(--evvy-subscriber-color, #b97a30); }
.bd-pro-tease .evvy-premium-badge { display: inline-block; margin-top: 0.45rem; text-decoration: none; }
[data-bs-theme="dark"] .bd-pro-block { background: color-mix(in srgb, var(--cluster-dark, #1A237E) 6%, #1a1a1a); }
[data-bs-theme="dark"] .bd-pro-tease { background: color-mix(in srgb, var(--cluster-dark, #1A237E) 14%, #1a1a1a); }

/* Compare grid */
.bd-compare-grid {
  display: grid;
  font-size: 0.82rem;
  font-variant-numeric: tabular-nums;
}
.bd-cmp-head, .bd-cmp-row {
  display: grid;
  grid-template-columns: 1.6fr 1fr 0.8fr 1fr;
  gap: 0.5rem;
  padding: 0.45rem 0.65rem;
  align-items: center;
}
.bd-cmp-head {
  font-size: 0.7rem; text-transform: uppercase; letter-spacing: 0.05em;
  color: var(--evvy-text-secondary, #777); font-weight: 700;
  border-bottom: 1px solid var(--evvy-border-color, #DEE2E6);
}
.bd-cmp-row {
  border-bottom: 1px solid color-mix(in srgb, var(--evvy-border-color, #DEE2E6) 60%, transparent);
}
.bd-cmp-row:last-child { border-bottom: none; }
.bd-cmp-row.active {
  background: color-mix(in srgb, var(--cluster-dark, #1A237E) 9%, transparent);
  border-radius: 0.45rem;
}

/* Diagram */
.bd-diagram-wrap {
  background: color-mix(in srgb, var(--cluster-dark, #1A237E) 5%, transparent);
  border-radius: 0.65rem;
  padding: 0.5rem;
}
#bd-diagram {
  width: 100%; height: auto;
  aspect-ratio: 400 / 140;
}
.bd-diagram-caption {
  text-align: center;
  font-size: 0.75rem;
  color: var(--evvy-text-secondary, #777);
  margin-top: 0.35rem;
}