/* ================================================================
   WC Sidebar Filter  –  filter.css
   Clean, refined Scandinavian aesthetic
   ================================================================ */

@import url('https://fonts.googleapis.com/css2?family=DM+Sans:ital,opsz,wght@0,9..40,300;0,9..40,400;0,9..40,500;0,9..40,600;1,9..40,300&display=swap');

:root {
  --wcsf-bg:          #faf9f7;
  --wcsf-border:      #e6e2dc;
  --wcsf-text:        #1c1916;
  --wcsf-muted:       #8a837a;
  --wcsf-accent:      #2c2825;
  --wcsf-check-fill:  #2c2825;
  --wcsf-hover:       #f0ece6;
  --wcsf-chip-bg:     #e8e3dc;
  --wcsf-radius:      3px;
  --wcsf-font:        'DM Sans', system-ui, sans-serif;
  --wcsf-ease:        cubic-bezier(.22,.68,0,1.2);
  --wcsf-speed:       200ms;
}

/* Sidebar shell */
.wcsf-sidebar {
  font-family: var(--wcsf-font);
  font-size: 14px;
  line-height: 1.5;
  color: var(--wcsf-text);
  background: var(--wcsf-bg);
  border: 1px solid var(--wcsf-border);
  border-radius: 6px;
  width: 100%;
  max-width: 260px;
  overflow: hidden;
}

/* Header */
.wcsf-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 18px 14px;
  border-bottom: 1px solid var(--wcsf-border);
}

.wcsf-title {
  margin: 0;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--wcsf-text);
}

.wcsf-reset {
  background: none;
  border: none;
  cursor: pointer;
  font: inherit;
  font-size: 12px;
  color: var(--wcsf-muted);
  padding: 0;
  transition: color var(--wcsf-speed) ease;
}
.wcsf-reset:hover { color: var(--wcsf-text); text-decoration: underline; }
.wcsf-reset:focus-visible { outline: 2px solid var(--wcsf-accent); border-radius: 2px; }

/* Active filter chips */
.wcsf-active-chips {
  padding: 0 18px;
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--wcsf-speed) ease, padding var(--wcsf-speed) ease;
}
.wcsf-active-chips.has-chips {
  max-height: 200px;
  padding: 10px 18px 4px;
}

.wcsf-chip {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  background: var(--wcsf-chip-bg);
  border-radius: 20px;
  padding: 3px 10px;
  font-size: 11px;
  font-weight: 500;
  cursor: pointer;
  border: none;
  color: var(--wcsf-text);
  transition: background var(--wcsf-speed) ease;
}
.wcsf-chip:hover { background: #d8d2ca; }
.wcsf-chip svg { width: 10px; height: 10px; margin-left: 2px; }

/* Filter groups */
.wcsf-group { border-bottom: 1px solid var(--wcsf-border); }
.wcsf-group:last-of-type { border-bottom: none; }

.wcsf-group-toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: 13px 18px;
  background: none;
  border: none;
  cursor: pointer;
  font: inherit;
  font-size: 13px;
  font-weight: 500;
  color: var(--wcsf-text);
  text-align: left;
  gap: 8px;
  transition: background var(--wcsf-speed) ease;
}
.wcsf-group-toggle:hover { background: var(--wcsf-hover); }
.wcsf-group-toggle:focus-visible { outline: 2px solid var(--wcsf-accent); outline-offset: -2px; }
.wcsf-group-toggle span:first-child { flex: 1; }

.wcsf-group-badge {
  background: var(--wcsf-accent);
  color: #fff;
  font-size: 10px;
  font-weight: 600;
  border-radius: 10px;
  padding: 1px 6px;
  min-width: 18px;
  text-align: center;
}

.wcsf-chevron {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
  color: var(--wcsf-muted);
  transition: transform var(--wcsf-speed) var(--wcsf-ease);
}
.wcsf-group-toggle[aria-expanded="true"] .wcsf-chevron { transform: rotate(180deg); }

/* Group body */
.wcsf-group-body { overflow: hidden; }
.wcsf-group-body[hidden] { display: none; }

/* Checkbox options */
.wcsf-options {
  padding: 2px 18px 12px;
  display: flex;
  flex-direction: column;
  gap: 1px;
}

.wcsf-option {
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 5px 6px;
  border-radius: var(--wcsf-radius);
  cursor: pointer;
  transition: background var(--wcsf-speed) ease;
  user-select: none;
}
.wcsf-option:hover { background: var(--wcsf-hover); }
.wcsf-option input[type="checkbox"] { position: absolute; opacity: 0; width: 0; height: 0; }

/* Custom checkbox */
.wcsf-checkbox {
  flex-shrink: 0;
  width: 16px;
  height: 16px;
  border: 1.5px solid var(--wcsf-border);
  border-radius: 3px;
  background: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: border-color var(--wcsf-speed) ease, background var(--wcsf-speed) ease;
}
.wcsf-option input:checked ~ .wcsf-checkbox {
  background: var(--wcsf-check-fill);
  border-color: var(--wcsf-check-fill);
}
.wcsf-option input:checked ~ .wcsf-checkbox::after {
  content: '';
  display: block;
  width: 9px;
  height: 5px;
  border-left: 2px solid #fff;
  border-bottom: 2px solid #fff;
  transform: translateY(-1px) rotate(-45deg);
}
.wcsf-option input:focus-visible ~ .wcsf-checkbox {
  outline: 2px solid var(--wcsf-accent);
  outline-offset: 2px;
}

.wcsf-option-label { flex: 1; font-size: 13px; color: var(--wcsf-text); }
.wcsf-option-count { font-size: 12px; color: var(--wcsf-muted); }

/* Zero-result terms – hidden but kept in DOM so counts can update */
.wcsf-option.is-zero {
  display: none;
}

/* Price range slider */
.wcsf-range-wrap { padding: 4px 18px 16px; }

.wcsf-range-track {
  position: relative;
  height: 4px;
  background: var(--wcsf-border);
  border-radius: 2px;
  margin: 18px 0 6px;
}

.wcsf-range-fill {
  position: absolute;
  height: 100%;
  background: var(--wcsf-accent);
  border-radius: 2px;
  pointer-events: none;
}

.wcsf-range {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 100%;
  height: 4px;
  appearance: none;
  -webkit-appearance: none;
  background: transparent;
  margin: 0;
  padding: 0;
  cursor: pointer;
  pointer-events: none;
}
.wcsf-range::-webkit-slider-thumb {
  -webkit-appearance: none;
  pointer-events: all;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--wcsf-accent);
  border: 2px solid #fff;
  box-shadow: 0 1px 4px rgba(0,0,0,.25);
  cursor: grab;
  transition: transform 120ms ease, box-shadow 120ms ease;
}
.wcsf-range::-webkit-slider-thumb:active { cursor: grabbing; transform: scale(1.15); }
.wcsf-range::-moz-range-thumb {
  pointer-events: all;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--wcsf-accent);
  border: 2px solid #fff;
  box-shadow: 0 1px 4px rgba(0,0,0,.25);
  cursor: grab;
}

.wcsf-range-labels {
  display: flex;
  justify-content: space-between;
  font-size: 12px;
  font-weight: 500;
  color: var(--wcsf-text);
  margin-top: 8px;
}

/* Result count */
.wcsf-result-count {
  padding: 12px 18px;
  font-size: 12px;
  color: var(--wcsf-muted);
  text-align: center;
  border-top: 1px solid var(--wcsf-border);
}
.wcsf-result-count:empty { display: none; }

/* Loading overlay on product grid */
.wcsf-loading-overlay { position: relative; }
.wcsf-loading-overlay::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(250,249,247,.7);
  backdrop-filter: blur(1px);
  z-index: 10;
  border-radius: 4px;
}

/* Mobile */
.wcsf-mobile-toggle {
  display: none;
  width: 100%;
  padding: 12px 16px;
  background: var(--wcsf-accent);
  color: #fff;
  border: none;
  border-radius: var(--wcsf-radius);
  font: inherit;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  text-align: left;
  margin-bottom: 12px;
}

@media (max-width: 768px) {
  .wcsf-mobile-toggle { display: block; }
  .wcsf-sidebar { max-width: 100%; display: none; }
  .wcsf-sidebar.mobile-open { display: block; }
}