/**
 * Cable calculator page (cable-calculator.html).
 * Overrides --green for darker emphasis in results; shared tokens in tokens.css.
 */
:root {
  --green: #3d9a6f;
}

.wrapper {
  max-width: 1040px;
  margin: 0 auto;
  padding: 0 16px 24px;
}

header {
  text-align: center;
  margin-bottom: 24px;
  animation: fadeDown 0.6s ease;
}

.logo-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  margin-bottom: 8px;
}

.logo-icon {
  width: 48px;
  height: 48px;
  background: var(--accent);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  box-shadow: 0 4px 20px rgba(90, 191, 140, 0.35);
}

h1 {
  font-family: 'Rubik', sans-serif;
  font-size: 1.9rem;
  font-weight: 700;
  letter-spacing: -0.5px;
  color: var(--dark);
}

.subtitle {
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 400;
  letter-spacing: 0.5px;
}

.mode-toggle {
  display: flex;
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 4px;
  gap: 4px;
  width: fit-content;
  margin: 0 auto 28px;
}

.mode-btn {
  padding: 9px 24px;
  border: none;
  border-radius: 7px;
  font-family: 'Heebo', sans-serif;
  font-size: 0.88rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s;
  color: var(--muted);
  background: transparent;
}

.mode-btn.active {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 2px 12px rgba(90, 191, 140, 0.45);
}

.mode-btn:not(.active):hover {
  color: var(--text);
  background: var(--border);
}

.layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  align-items: start;
}

@media (max-width: 700px) {
  .layout {
    grid-template-columns: 1fr;
  }

  h1 {
    font-size: 1.4rem;
  }
}

.card {
  position: relative;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: visible;
  margin-bottom: 14px;
  animation: fadeUp 0.5s ease both;
  transition: border-color 0.2s;
}

.card.dropdown-open {
  z-index: 10;
}

.card:hover {
  border-color: rgba(45, 68, 67, 0.28);
}

.card-header {
  padding: 10px 16px;
  background: var(--surface2);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.4px;
  color: var(--muted);
  text-transform: uppercase;
}

.card-header .dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
}

.card-body {
  padding: 16px;
}

.grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.full {
  grid-column: 1 / -1;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

label {
  font-size: 0.73rem;
  font-weight: 600;
  color: var(--muted);
  letter-spacing: 0.3px;
  text-transform: uppercase;
}

input,
select {
  padding: 9px 12px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 7px;
  color: var(--text);
  font-family: 'Heebo', sans-serif;
  font-size: 0.88rem;
  transition: border-color 0.15s, box-shadow 0.15s;
  width: 100%;
}

input:focus,
select:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(90, 191, 140, 0.2);
}

select option {
  background: #fff;
  color: var(--text);
}

.ib-display {
  padding: 9px 12px;
  background: rgba(90, 191, 140, 0.12);
  border: 1px solid rgba(90, 191, 140, 0.35);
  border-radius: 7px;
  font-weight: 800;
  font-size: 1rem;
  color: var(--green);
  letter-spacing: 0.5px;
}

.check-row {
  display: flex;
  align-items: center;
  gap: 9px;
  cursor: pointer;
  font-size: 0.84rem;
  font-weight: 500;
  color: var(--text);
}

input[type='checkbox'] {
  width: 16px;
  height: 16px;
  accent-color: var(--green);
  cursor: pointer;
  flex-shrink: 0;
}

.hint {
  font-size: 0.75rem;
  color: var(--muted);
  margin-top: 4px;
}

.calc-btn {
  width: 100%;
  padding: 14px;
  background: var(--accent);
  border: none;
  border-radius: var(--radius);
  color: var(--text-on-accent);
  font-family: 'Heebo', sans-serif;
  font-size: 1rem;
  font-weight: 800;
  cursor: pointer;
  letter-spacing: 0.3px;
  box-shadow: 0 4px 20px rgba(90, 191, 140, 0.35);
  transition: transform 0.1s, box-shadow 0.2s, background 0.2s;
}

.calc-btn:hover {
  transform: translateY(-1px);
  background: var(--accent2);
  box-shadow: 0 6px 28px rgba(90, 191, 140, 0.45);
}

.calc-btn:active {
  transform: translateY(0);
}

.result-banner {
  border-radius: var(--radius);
  padding: 20px;
  margin-bottom: 16px;
  border: 1px solid;
  animation: fadeUp 0.4s ease;
}

.result-banner.pass {
  background: rgba(90, 191, 140, 0.12);
  border-color: rgba(61, 154, 111, 0.45);
}

.result-banner.fail {
  background: rgba(192, 57, 43, 0.08);
  border-color: rgba(192, 57, 43, 0.35);
}

.result-title {
  font-size: 1rem;
  font-weight: 800;
  margin-bottom: 10px;
}

.result-title.pass {
  color: var(--green);
}

.result-title.fail {
  color: var(--red);
}

.result-pills {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.pill {
  padding: 6px 14px;
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: 700;
  background: var(--surface2);
  border: 1px solid var(--border);
}

.rtable {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.82rem;
}

.rtable td {
  padding: 5px 8px;
  border-bottom: 1px solid var(--border);
}

.rtable td:first-child {
  color: var(--muted);
}

.rtable td:last-child {
  font-family: 'Courier New', monospace;
  text-align: left;
  font-weight: 600;
  color: var(--text);
}

.rtable tr.highlight td {
  color: var(--green);
  font-weight: 700;
}

.check-pass td {
  background: rgba(90, 191, 140, 0.08);
}

.check-fail td {
  background: rgba(192, 57, 43, 0.06);
}

.badge {
  display: inline-block;
  margin-top: 10px;
  padding: 3px 12px;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.3px;
}

.badge.pass {
  background: rgba(90, 191, 140, 0.18);
  color: var(--green);
  border: 1px solid rgba(61, 154, 111, 0.35);
}

.badge.fail {
  background: rgba(192, 57, 43, 0.12);
  color: var(--red);
  border: 1px solid rgba(192, 57, 43, 0.35);
}

.empty {
  text-align: center;
  padding: 60px 20px;
  background: var(--surface);
  border: 2px dashed var(--border);
  border-radius: var(--radius);
  color: var(--muted);
  animation: fadeUp 0.5s ease;
}

.empty-icon {
  font-size: 3rem;
  margin-bottom: 12px;
  opacity: 0.5;
}

.method-dropdown {
  position: relative;
  width: 100%;
}

.method-selected {
  padding: 9px 12px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 7px;
  color: var(--text);
  font-family: 'Heebo', sans-serif;
  font-size: 0.88rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 10px;
  transition: border-color 0.15s, box-shadow 0.15s;
  user-select: none;
  min-height: 44px;
}

.method-selected:hover,
.method-selected.open {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(90, 191, 140, 0.2);
}

.method-selected .arrow {
  margin-right: auto;
  margin-left: 0;
  font-size: 0.7rem;
  color: var(--muted);
  transition: transform 0.2s;
  flex-shrink: 0;
}

.method-selected.open .arrow {
  transform: rotate(180deg);
}

.method-list {
  display: none;
  position: absolute;
  top: calc(100% + 6px);
  left: 0;
  right: 0;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 7px;
  z-index: 50;
  box-shadow: 0 12px 40px rgba(45, 68, 67, 0.18);
  max-height: 600px;
  overflow-y: auto;
}

.method-list.open {
  display: block;
}

.method-option {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 14px;
  cursor: pointer;
  transition: background 0.15s;
  border-bottom: 1px solid var(--border);
}

.method-option:last-child {
  border-bottom: none;
}

.method-option:hover {
  background: var(--surface2);
}

.method-option.selected {
  background: rgba(90, 191, 140, 0.14);
}

.method-option svg {
  flex-shrink: 0;
  border-radius: 3px;
}

.method-code {
  font-weight: 800;
  font-size: 0.82rem;
  letter-spacing: 0.5px;
  color: var(--text);
}

.method-option.selected .method-code {
  color: var(--green);
}

.method-desc-text {
  font-size: 0.75rem;
  color: var(--muted);
  margin-top: 2px;
  line-height: 1.3;
}

@keyframes fadeDown {
  from {
    opacity: 0;
    transform: translateY(-20px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(16px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.results-col > *:nth-child(2) {
  animation-delay: 0.07s;
}

.results-col > *:nth-child(3) {
  animation-delay: 0.14s;
}

.results-col > *:nth-child(4) {
  animation-delay: 0.21s;
}

.site-footer {
  max-width: 1040px;
  margin: 48px auto 0;
  padding: 24px 16px 0;
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 12px;
  color: var(--muted);
}

.site-footer img {
  height: 28px;
}