/* ── Variablen ──────────────────────────────────────────────────────────────── */
:root {
  --pf-red: #cc0000;
  --pf-red-hover: #a80000;
  --pf-text: #222222;
  --pf-text-muted: #666666;
  --pf-border: #dddddd;
  --pf-bg: #ffffff;
  --pf-radius: 2px;
  --pf-font: inherit;
}

/* ── Formular ───────────────────────────────────────────────────────────────── */
.pf-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
  max-width: 480px;
}

.pf-field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.pf-label {
  font-size: 14px;
  font-weight: 600;
  color: var(--pf-text);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.pf-select {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--pf-border);
  border-radius: var(--pf-radius);
  font-family: var(--pf-font);
  font-size: 14px;
  color: var(--pf-text);
  background: var(--pf-bg);
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%23666' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  cursor: pointer;
  transition: border-color 0.15s;
}

.pf-select:focus {
  outline: none;
  border-color: var(--pf-red);
}

.pf-select:disabled {
  background-color: #f5f5f5;
  color: var(--pf-text-muted);
  cursor: not-allowed;
}

.pf-error {
  font-size: 13px;
  color: var(--pf-red);
  margin: 0;
}

/* ── Ergebnisseite ──────────────────────────────────────────────────────────── */
.pf-results-layout {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 32px;
  align-items: start;
}

@media (max-width: 768px) {
  .pf-results-layout {
    grid-template-columns: 1fr;
  }
}

/* ── Sidebar ────────────────────────────────────────────────────────────────── */
.pf-sidebar {
  position: sticky;
  top: 20px;
}

.pf-sidebar-title {
  font-size: 18px;
  font-weight: 700;
  margin: 0 0 12px;
  text-transform: uppercase;
}

.pf-filter-input {
  width: 100%;
  padding: 8px 12px;
  border: 1px solid var(--pf-border);
  border-radius: var(--pf-radius);
  font-size: 14px;
  margin-bottom: 24px;
  box-sizing: border-box;
}

.pf-filter-input:focus {
  outline: none;
  border-color: var(--pf-red);
}

.pf-category-heading {
  font-size: 18px;
  font-weight: 700;
  text-transform: uppercase;
  margin: 0 0 10px;
}

.pf-category-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.pf-cat-link {
  text-decoration: none;
  font-size: 14px;
  color: var(--pf-text-muted);
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 2px 0;
}

.pf-cat-link::before {
  content: '▶';
  font-size: 10px;
  color: var(--pf-border);
}

.pf-cat-link--active {
  color: var(--pf-red);
  font-weight: 600;
}

.pf-cat-link--active::before {
  color: var(--pf-red);
}

/* ── Ergebnisse Hauptbereich ────────────────────────────────────────────────── */
.pf-results-header {
  margin-bottom: 16px;
}

.pf-results-title {
  font-size: 26px;
  font-weight: 700;
  margin: 0 0 4px;
}

.pf-results-count {
  font-size: 13px;
  color: var(--pf-text-muted);
}

.pf-results-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 24px;
}

.pf-loading {
  text-align: center;
  padding: 40px;
  color: var(--pf-text-muted);
  font-size: 14px;
}

.pf-results-error {
  color: var(--pf-red);
  font-size: 14px;
}

.pf-no-results {
  color: var(--pf-text-muted);
  font-size: 14px;
  grid-column: 1 / -1;
}

/* ── Produktkarte ───────────────────────────────────────────────────────────── */
.pf-card {
  display: flex;
  flex-direction: column;
  border: 1px solid var(--pf-border);
  border-radius: var(--pf-radius);
  overflow: hidden;
  background: var(--pf-bg);
}

.pf-card-img-wrap {
  display: block;
  aspect-ratio: 1;
  overflow: hidden;
  background: #f8f8f8;
}

.pf-card-img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
  transition: transform 0.2s;
}

.pf-card-img-wrap:hover .pf-card-img {
  transform: scale(1.04);
}

.pf-card-img--placeholder {
  width: 100%;
  height: 100%;
  background: #eeeeee;
}

.pf-card-body {
  padding: 12px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  flex: 1;
}

.pf-card-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--pf-text);
  text-decoration: none;
  line-height: 1.35;
}

.pf-card-title:hover {
  color: var(--pf-red);
}

.pf-card-price {
  font-size: 13px;
  font-weight: 700;
  margin: 0;
}

.pf-card-price span {
  font-weight: 400;
  color: var(--pf-text-muted);
}

.pf-card-actions {
  margin-top: auto;
  padding-top: 8px;
}

/* ── Buttons ────────────────────────────────────────────────────────────────── */
.pf-btn {
  display: inline-block;
  width: 100%;
  padding: 10px 12px;
  font-size: 12px;
  font-weight: 700;
  text-align: center;
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  border: none;
  border-radius: var(--pf-radius);
  cursor: pointer;
  transition: background-color 0.15s;
  box-sizing: border-box;
}

.pf-btn--primary {
  background-color: var(--pf-red);
  color: #ffffff;
}

.pf-btn--primary:hover,
.pf-btn--primary:focus {
  background-color: var(--pf-red-hover);
  color: #ffffff;
}

.pf-btn--primary:disabled {
  background-color: #999999;
  cursor: not-allowed;
}

.pf-btn--secondary {
  background-color: var(--pf-red);
  color: #ffffff;
}

.pf-btn--secondary:hover {
  background-color: var(--pf-red-hover);
}

/* Submit-Button im Formular */
.pf-submit {
  align-self: flex-start;
  padding: 12px 28px;
  width: auto;
}