/* ===== Form Page Layout ===== */
.form-page {
  max-width: 800px;
  margin: 0 auto;
  padding: 2.5rem 2rem;
}
.form-page h1 {
  margin-bottom: 0.25rem;
}
.form-supplement {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  margin-bottom: 0.5rem;
}
.form-description {
  color: var(--color-text-muted);
  margin-bottom: 2rem;
}

/* ===== Form Sections ===== */
.form-section {
  background: var(--color-bg-card);
  border-radius: 12px;
  padding: 1.75rem;
  margin-bottom: 2rem;
  border: 1px solid var(--color-border);
  position: relative;
  overflow: hidden;
  transition: border-color var(--transition-base), box-shadow var(--transition-base);
}
.form-section:hover {
  border-color: var(--color-accent);
}
.form-section::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(to right, var(--ki-plum), transparent);
}
.form-section h2 {
  font-size: 1.2rem;
  margin-bottom: 0.25rem;
  color: var(--ki-dark-plum);
}
[data-theme="dark"] .form-section h2 {
  color: var(--ki-orange);
}

/* ===== Form Controls ===== */
.form-group {
  margin-bottom: 1.5rem;
}
.form-group label {
  display: block;
  font-weight: 500;
  margin-bottom: 0.5rem;
  font-size: 0.95rem;
  color: var(--color-text-primary);
}
.form-group .help-text {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  margin-top: 0.35rem;
  line-height: 1.4;
}
input[type="text"],
input[type="number"],
input[type="date"],
select,
textarea {
  width: 100%;
  padding: 0.75rem;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  font-family: inherit;
  font-size: 0.95rem;
  background: var(--color-bg-section-alt);
  color: var(--color-text-primary);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}
input:focus,
select:focus,
textarea:focus {
  border-color: var(--ki-plum);
  outline: none;
  box-shadow: 0 0 0 3px var(--color-focus-ring);
}
[data-theme="dark"] input:focus,
[data-theme="dark"] select:focus,
[data-theme="dark"] textarea:focus {
  border-color: var(--ki-orange);
}

textarea {
  min-height: 100px;
  resize: vertical;
}
select {
  cursor: pointer;
}

/* ===== Slider Group ===== */
.slider-group {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  background: rgba(0,0,0,0.02);
  padding: 0.75rem;
  border-radius: 8px;
}
[data-theme="dark"] .slider-group {
  background: rgba(255,255,255,0.03);
}
.slider-group input[type="range"] {
  flex: 1;
  height: 6px;
  -webkit-appearance: none;
  appearance: none;
  background: var(--color-border);
  border-radius: 3px;
  outline: none;
}
.slider-group input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--ki-plum);
  cursor: pointer;
  border: 2px solid #fff;
  box-shadow: 0 2px 4px rgba(0,0,0,0.2);
  transition: transform var(--transition-fast), background var(--transition-fast);
}
[data-theme="dark"] .slider-group input[type="range"]::-webkit-slider-thumb {
  background: var(--ki-orange);
  border-color: var(--ki-dark-plum);
}
.slider-group input[type="range"]:active::-webkit-slider-thumb {
  transform: scale(1.2);
}
.slider-group .slider-value {
  min-width: 3.5rem;
  text-align: center;
  font-weight: 500;
  color: var(--color-accent-strong);
  background: var(--color-bg-section-alt);
  padding: 0.25rem 0.5rem;
  border-radius: 4px;
  border: 1px solid var(--color-border);
}

/* ===== Editable Table ===== */
.threshold-table {
  width: 100%;
  border-collapse: collapse;
  margin: 1rem 0;
}
.threshold-table th {
  font-size: 0.8rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 0.6rem 0.5rem;
  background: var(--color-bg-card);
  border-bottom: 2px solid var(--color-border);
}
.threshold-table td {
  padding: 0.25rem;
  border-bottom: 1px solid var(--color-border);
}
.threshold-table td input {
  width: 100%;
  padding: 0.4rem 0.5rem;
  border: 1px solid transparent;
  border-radius: 4px;
  font-family: inherit;
  font-size: 0.875rem;
  background: transparent;
  color: var(--color-text-primary);
}
.threshold-table td input:focus {
  border-color: var(--ki-plum);
  background: var(--color-bg-section-alt);
}

/* ===== Checkbox Items ===== */
.checkbox-item {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 0.6rem 0;
}
.checkbox-item input[type="checkbox"] {
  margin-top: 0.3rem;
  width: 18px;
  height: 18px;
  accent-color: var(--ki-plum);
  cursor: pointer;
  flex-shrink: 0;
}
.checkbox-item label {
  font-weight: 400;
  cursor: pointer;
}
.checkbox-item.fixed-checked {
  opacity: 0.7;
}

/* ===== Pre-fill Buttons ===== */
.prefill-bar {
  display: flex;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
}
.btn-prefill {
  display: inline-flex;
  align-items: center;
  padding: 0.5rem 1rem;
  background: transparent;
  color: var(--color-accent-strong);
  border: 1px solid var(--color-accent-strong);
  border-radius: 8px;
  font-family: inherit;
  font-weight: 500;
  font-size: 0.875rem;
  cursor: pointer;
  transition: background 0.15s;
}
.btn-prefill:hover {
  background: rgba(135, 0, 82, 0.08);
}

/* ===== Download Button ===== */
.btn-download {
  display: block;
  width: 100%;
  padding: 1rem;
  background: var(--ki-orange);
  color: var(--ki-dark-plum);
  border: none;
  border-radius: 8px;
  font-family: inherit;
  font-weight: 500;
  font-size: 1.1rem;
  cursor: pointer;
  text-align: center;
  margin-top: 1.5rem;
  transition: opacity 0.2s;
}
.btn-download:hover {
  opacity: 0.9;
}

/* ===== Privacy Notice ===== */
.form-privacy {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  text-align: center;
  margin-top: 1rem;
  padding: 0.75rem;
  background: var(--color-bg-card);
  border-radius: 8px;
}

/* ===== Responsive Styles ===== */
@media (max-width: 768px) {
  .form-page {
    padding: 1.5rem 1rem;
  }
  .form-section {
    padding: 1.25rem;
  }
  .threshold-table {
    display: block;
    overflow-x: auto;
    white-space: nowrap;
  }
  .slider-group {
    flex-direction: column;
    align-items: stretch;
    gap: 0.5rem;
  }
  .slider-group .slider-value {
    align-self: flex-end;
  }
}

/* ===== Reference Doc (non-form) ===== */
.reference-doc .ref-section {
  margin-bottom: 2rem;
}
.reference-doc .ref-section h2 {
  margin-bottom: 0.75rem;
}
.reference-doc ul {
  padding-left: 1.5rem;
  margin-bottom: 1rem;
}
.reference-doc li {
  margin-bottom: 0.35rem;
}
.reference-doc pre {
  margin: 1rem 0;
}