/* Cardiology Calculator Shared Styles */
.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1rem;
  margin-top: 1rem;
}

.input-group {
  display: flex;
  flex-direction: column;
  gap: 0.375rem;
}

.input-group label {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--dwd-text-secondary);
  display: flex;
  justify-content: space-between;
}

.ref-range {
  font-size: 0.75rem;
  color: var(--dwd-text-tertiary);
  font-weight: 400;
}

input, select {
  padding: 0.625rem 0.875rem;
  border: 1px solid var(--dwd-border);
  border-radius: 0.5rem;
  font-size: 0.9375rem;
  transition: all 0.2s;
  background: var(--dwd-surface);
  color: var(--dwd-text);
  width: 100%;
}

input:focus, select:focus {
  outline: none;
  border-color: var(--dwd-primary);
  box-shadow: 0 0 0 3px var(--dwd-ring);
}

input[aria-invalid="true"] {
  border-color: var(--dwd-danger);
  background: var(--dwd-danger-light);
}

.checkbox-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 0.75rem;
  margin: 1rem 0;
}

.checkbox-label {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem;
  border-radius: 0.375rem;
  cursor: pointer;
  transition: background 0.2s;
  font-size: 0.875rem;
}

.checkbox-label:hover {
  background: var(--dwd-bg);
}

/* Risk Visualization */
.risk-gauge {
  position: relative;
  height: 1rem;
  background: linear-gradient(to right, var(--dwd-success) 0%, var(--dwd-warning) 50%, var(--dwd-danger) 100%);
  border-radius: 0.5rem;
  margin: 1.5rem 0;
  overflow: hidden;
}

.risk-marker {
  position: absolute;
  top: -2px;
  width: 4px;
  height: calc(100% + 4px);
  background: var(--dwd-text);
  border-radius: 2px;
  transition: left 0.5s ease;
  box-shadow: 0 0 4px rgba(0,0,0,0.3);
}

.risk-labels {
  display: flex;
  justify-content: space-between;
  font-size: 0.75rem;
  color: var(--dwd-text-tertiary);
  margin-top: 0.25rem;
}

.result-box {
  background: var(--dwd-bg);
  border-left: 4px solid var(--dwd-primary);
  padding: 1.25rem;
  border-radius: 0 0.5rem 0.5rem 0;
  margin-top: 1.5rem;
  font-feature-settings: "tnum";
  display: none;
}

.result-box.show {
  display: block;
  animation: slideIn 0.3s ease;
}

@keyframes slideIn {
  from { opacity: 0; transform: translateX(-10px); }
  to { opacity: 1; transform: translateX(0); }
}

.result-box.low-risk { border-left-color: var(--dwd-success); background: var(--dwd-success-light); }
.result-box.medium-risk { border-left-color: var(--dwd-warning); background: var(--dwd-warning-light); }
.result-box.high-risk { border-left-color: var(--dwd-danger); background: var(--dwd-danger-light); }

.btn-primary {
  background: var(--dwd-primary);
  color: white;
  padding: 0.625rem 1.5rem;
  border-radius: 0.5rem;
  font-weight: 500;
  border: none;
  cursor: pointer;
  transition: all 0.2s;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.btn-primary:hover {
  background: var(--dwd-primary-600);
  transform: translateY(-1px);
}

.btn-secondary {
  background: var(--dwd-surface);
  color: var(--dwd-text);
  padding: 0.625rem 1.25rem;
  border-radius: 0.5rem;
  font-weight: 500;
  border: 1px solid var(--dwd-border);
  cursor: pointer;
  transition: all 0.2s;
}

.btn-secondary:hover {
  background: var(--dwd-bg);
  border-color: var(--dwd-text-tertiary);
}

.action-bar {
  display: flex;
  gap: 0.75rem;
  margin-top: 1rem;
  flex-wrap: wrap;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

.announcement {
  position: fixed;
  bottom: 1rem;
  right: 1rem;
  background: var(--dwd-primary);
  color: white;
  padding: 1rem 1.5rem;
  border-radius: 0.5rem;
  box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
  transform: translateY(150%);
  opacity: 0;
  transition: all 0.3s;
  z-index: 50;
}

.announcement.show {
  transform: translateY(0);
  opacity: 1;
}

/* Admission recommendation card */
.dwd-rec-card {
  background: var(--dwd-primary-light);
  border: 1px solid var(--dwd-info);
  border-radius: 0.5rem;
  padding: 1rem;
  margin-top: 1rem;
  text-align: center;
  font-weight: 500;
  color: var(--dwd-text);
}

/* QTc ruler */
.dwd-qtc-ruler {
  position: relative;
  height: 2rem;
  background: linear-gradient(to right, var(--dwd-success) 0%, var(--dwd-success) 47%, var(--dwd-warning) 47%, var(--dwd-warning) 50%, var(--dwd-danger) 50%, var(--dwd-danger) 100%);
  border-radius: 0.5rem;
  margin: 1.5rem 0 0.5rem;
}
.dwd-qtc-marker {
  position: absolute;
  top: -4px;
  width: 4px;
  height: calc(100% + 8px);
  background: var(--dwd-text);
  border-radius: 2px;
  transition: left 0.5s ease;
}
.dwd-qtc-labels {
  display: flex;
  justify-content: space-between;
  font-size: 0.75rem;
  color: var(--dwd-text-tertiary);
}

/* Dark mode overrides for cardiology */
[data-theme="dark"] .input-group label { color: var(--dwd-text-secondary); }
[data-theme="dark"] .ref-range { color: var(--dwd-text-tertiary); }
[data-theme="dark"] input, [data-theme="dark"] select {
  background: var(--dwd-surface);
  color: var(--dwd-text);
  border-color: var(--dwd-border);
}
[data-theme="dark"] .checkbox-label:hover { background: var(--dwd-elevated); }
[data-theme="dark"] .btn-secondary { background: var(--dwd-surface); color: var(--dwd-text); border-color: var(--dwd-border); }
[data-theme="dark"] .result-box.low-risk { background: rgba(66, 183, 42, 0.15); border-left-color: var(--dwd-success); color: var(--dwd-text); }
[data-theme="dark"] .result-box.medium-risk { background: rgba(247, 185, 40, 0.15); border-left-color: var(--dwd-warning); color: var(--dwd-text); }
[data-theme="dark"] .result-box.high-risk { background: rgba(250, 56, 62, 0.15); border-left-color: var(--dwd-danger); color: var(--dwd-text); }
[data-theme="dark"] .dwd-rec-card { background: rgba(14, 165, 233, 0.15); border-color: var(--dwd-info); color: var(--dwd-text); }

@media (max-width: 640px) {
  .form-grid {
    grid-template-columns: 1fr;
  }
  .checkbox-grid {
    grid-template-columns: 1fr;
  }
}