/**
 * Layout Controls - Resales Modern Plugin
 * 
 * UI components for layout management:
 * - Layout switcher (Grid/List/Masonry/Featured)
 * - Columns selector dropdown
 * - View density toggle
 * - Sort dropdown
 * - Results counter
 * 
 * @package ResalesModern
 * @version 1.1.0
 * @since 1.1.0
 * 
 * Dependencies:
 * - variables.css (CSS custom properties)
 * - base.css (Base styles)
 * - components.css (Component library)
 */

/* =========================================================================
   LAYOUT CONTROLS BAR
   ========================================================================= */

.rm-layout-controls {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding: var(--space-6);
  background: var(--color-bg);
  border: var(--border-width) solid var(--color-border);
  border-radius: var(--radius-lg);
  margin-bottom: var(--space-8);
  flex-wrap: wrap;
}

/* Controls Left Section */
.rm-layout-controls__left {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  flex: 1;
  min-width: 200px;
}

/* Controls Right Section */
.rm-layout-controls__right {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

/* Responsive - Stack on mobile */
@media (max-width: 767px) {
  .rm-layout-controls {
    flex-direction: column;
    align-items: stretch;
  }
  
  .rm-layout-controls__left,
  .rm-layout-controls__right {
    width: 100%;
    justify-content: space-between;
  }
}

/* =========================================================================
   RESULTS COUNTER
   ========================================================================= */

.rm-results-counter {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  color: var(--color-text-light);
  white-space: nowrap;
}

.rm-results-counter__number {
  font-weight: var(--font-bold);
  color: var(--color-accent);
  font-size: var(--text-base);
}

.rm-results-counter__label {
  color: var(--color-subtext);
}

/* =========================================================================
   LAYOUT SWITCHER
   ========================================================================= */

.rm-layout-switcher {
  display: flex;
  gap: var(--space-1);
  background: var(--color-bg-light);
  padding: var(--space-1);
  border-radius: var(--radius-md);
}

.rm-layout-switcher__btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  padding: 0;
  background: transparent;
  border: none;
  border-radius: var(--radius-sm);
  color: var(--color-text-light);
  cursor: pointer;
  transition: var(--transition-colors);
  position: relative;
}

.rm-layout-switcher__btn:hover {
  background: var(--color-bg);
  color: var(--color-primary);
}

.rm-layout-switcher__btn.active {
  background: var(--color-bg);
  color: var(--color-primary);
  box-shadow: var(--shadow-sm);
}

.rm-layout-switcher__btn:focus-visible {
  outline: var(--border-width-2) solid var(--color-primary);
  outline-offset: 2px;
}

/* Layout Switcher Icons */
.rm-layout-switcher__icon {
  width: 20px;
  height: 20px;
}

/* Tooltip on hover */
.rm-layout-switcher__btn::after {
  content: attr(aria-label);
  position: absolute;
  bottom: calc(100% + var(--space-2));
  left: 50%;
  transform: translateX(-50%);
  padding: var(--space-2) var(--space-3);
  background: var(--color-primary);
  color: var(--color-text-inverse);
  font-size: var(--text-xs);
  font-weight: var(--font-medium);
  white-space: nowrap;
  border-radius: var(--radius-sm);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--duration-200);
  z-index: var(--z-tooltip);
}

.rm-layout-switcher__btn::before {
  content: "";
  position: absolute;
  bottom: calc(100% + 2px);
  left: 50%;
  transform: translateX(-50%);
  border: 5px solid transparent;
  border-top-color: var(--color-primary);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--duration-200);
  z-index: var(--z-tooltip);
}

.rm-layout-switcher__btn:hover::after,
.rm-layout-switcher__btn:hover::before {
  opacity: 1;
}

/* =========================================================================
   COLUMNS SELECTOR
   ========================================================================= */

.rm-columns-selector {
  position: relative;
  display: inline-block;
}

.rm-columns-selector__toggle {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-4);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--color-text);
  background: var(--color-bg);
  border: var(--border-width) solid var(--color-border);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: var(--transition-colors);
  white-space: nowrap;
}

.rm-columns-selector__toggle:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.rm-columns-selector__toggle:focus-visible {
  outline: var(--border-width-2) solid var(--color-primary);
  outline-offset: 2px;
}

.rm-columns-selector__icon {
  width: 16px;
  height: 16px;
  transition: transform var(--duration-200);
}

.rm-columns-selector.open .rm-columns-selector__icon {
  transform: rotate(180deg);
}

/* Columns Dropdown */
.rm-columns-selector__dropdown {
  position: absolute;
  top: calc(100% + var(--space-2));
  right: 0;
  min-width: 180px;
  background: var(--color-bg);
  border: var(--border-width) solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  padding: var(--space-2);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-10px);
  transition: opacity var(--duration-200), 
              transform var(--duration-200), 
              visibility var(--duration-200);
  z-index: var(--z-dropdown);
}

.rm-columns-selector.open .rm-columns-selector__dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.rm-columns-selector__option {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: var(--space-3) var(--space-4);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--color-text);
  background: transparent;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: var(--transition-colors);
  text-align: left;
}

.rm-columns-selector__option:hover {
  background: var(--color-bg-light);
  color: var(--color-primary);
}

.rm-columns-selector__option.active {
  color: var(--color-primary);
  background: var(--color-bg-light);
}

.rm-columns-selector__option.active::after {
  content: "✓";
  font-weight: var(--font-bold);
  color: var(--color-accent);
}

/* =========================================================================
   VIEW DENSITY TOGGLE
   ========================================================================= */

.rm-density-toggle {
  display: flex;
  gap: var(--space-1);
  background: var(--color-bg-light);
  padding: var(--space-1);
  border-radius: var(--radius-md);
}

.rm-density-toggle__btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  font-size: var(--text-xs);
  font-weight: var(--font-semibold);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--color-text-light);
  background: transparent;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: var(--transition-colors);
  white-space: nowrap;
}

.rm-density-toggle__btn:hover {
  background: var(--color-bg);
  color: var(--color-primary);
}

.rm-density-toggle__btn.active {
  background: var(--color-bg);
  color: var(--color-primary);
  box-shadow: var(--shadow-sm);
}

.rm-density-toggle__btn:focus-visible {
  outline: var(--border-width-2) solid var(--color-primary);
  outline-offset: 2px;
}

/* Density Icons */
.rm-density-toggle__icon {
  width: 14px;
  height: 14px;
}

/* Hide text on mobile, show only icons */
@media (max-width: 767px) {
  .rm-density-toggle__btn {
    padding: var(--space-2);
  }
  
  .rm-density-toggle__text {
    display: none;
  }
}

/* =========================================================================
   SORT DROPDOWN
   ========================================================================= */

.rm-sort-dropdown {
  position: relative;
  display: inline-block;
}

.rm-sort-dropdown__toggle {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-4);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--color-text);
  background: var(--color-bg);
  border: var(--border-width) solid var(--color-border);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: var(--transition-colors);
  white-space: nowrap;
}

.rm-sort-dropdown__toggle:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.rm-sort-dropdown__toggle:focus-visible {
  outline: var(--border-width-2) solid var(--color-primary);
  outline-offset: 2px;
}

.rm-sort-dropdown__label {
  font-size: var(--text-xs);
  color: var(--color-subtext);
  margin-right: var(--space-1);
}

.rm-sort-dropdown__icon {
  width: 16px;
  height: 16px;
  transition: transform var(--duration-200);
}

.rm-sort-dropdown.open .rm-sort-dropdown__icon {
  transform: rotate(180deg);
}

/* Sort Dropdown Menu */
.rm-sort-dropdown__menu {
  position: absolute;
  top: calc(100% + var(--space-2));
  right: 0;
  min-width: 220px;
  background: var(--color-bg);
  border: var(--border-width) solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  padding: var(--space-2);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-10px);
  transition: opacity var(--duration-200), 
              transform var(--duration-200), 
              visibility var(--duration-200);
  z-index: var(--z-dropdown);
}

.rm-sort-dropdown.open .rm-sort-dropdown__menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.rm-sort-dropdown__option {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: var(--space-3) var(--space-4);
  font-size: var(--text-sm);
  color: var(--color-text);
  background: transparent;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: var(--transition-colors);
  text-align: left;
}

.rm-sort-dropdown__option:hover {
  background: var(--color-bg-light);
  color: var(--color-primary);
}

.rm-sort-dropdown__option.active {
  color: var(--color-primary);
  background: var(--color-bg-light);
  font-weight: var(--font-semibold);
}

.rm-sort-dropdown__option.active::after {
  content: "✓";
  font-weight: var(--font-bold);
  color: var(--color-accent);
}

.rm-sort-dropdown__option-icon {
  width: 16px;
  height: 16px;
  margin-right: var(--space-2);
  opacity: 0.6;
}

.rm-sort-dropdown__option.active .rm-sort-dropdown__option-icon {
  opacity: 1;
}

/* =========================================================================
   VIEW OPTIONS GROUP
   ========================================================================= */

.rm-view-options {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.rm-view-options__divider {
  width: var(--border-width);
  height: 24px;
  background: var(--color-border);
}

/* =========================================================================
   MOBILE CONTROLS DRAWER
   ========================================================================= */

@media (max-width: 767px) {
  .rm-layout-controls-mobile {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--color-bg);
    border-top: var(--border-width) solid var(--color-border);
    box-shadow: var(--shadow-xl);
    z-index: var(--z-sticky);
    transform: translateY(100%);
    transition: transform var(--duration-300) var(--ease-out);
  }
  
  .rm-layout-controls-mobile.open {
    transform: translateY(0);
  }
  
  .rm-layout-controls-mobile__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-4);
    border-bottom: var(--border-width) solid var(--color-border);
  }
  
  .rm-layout-controls-mobile__title {
    font-weight: var(--font-semibold);
    color: var(--color-text);
  }
  
  .rm-layout-controls-mobile__close {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    padding: 0;
    background: transparent;
    border: none;
    color: var(--color-text-light);
    cursor: pointer;
  }
  
  .rm-layout-controls-mobile__body {
    padding: var(--space-4);
  }
  
  .rm-layout-controls-mobile__section {
    margin-bottom: var(--space-6);
  }
  
  .rm-layout-controls-mobile__section-title {
    font-size: var(--text-sm);
    font-weight: var(--font-semibold);
    color: var(--color-subtext);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: var(--space-3);
  }
}

/* Mobile Toggle Button */
.rm-controls-toggle-mobile {
  position: fixed;
  bottom: var(--space-6);
  right: var(--space-6);
  display: none;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  padding: 0;
  background: var(--color-accent);
  border: none;
  border-radius: 50%;
  box-shadow: var(--shadow-xl);
  color: var(--color-primary);
  cursor: pointer;
  z-index: var(--z-fixed);
  transition: var(--transition-transform);
}

@media (max-width: 767px) {
  .rm-controls-toggle-mobile {
    display: inline-flex;
  }
}

.rm-controls-toggle-mobile:hover {
  transform: scale(1.1);
}

.rm-controls-toggle-mobile:active {
  transform: scale(0.95);
}

.rm-controls-toggle-mobile__icon {
  width: 24px;
  height: 24px;
}

/* =========================================================================
   CONTROLS ACCESSIBILITY
   ========================================================================= */

/* Screen reader only labels */
.rm-controls-sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

/* Focus visible states */
.rm-layout-controls button:focus-visible,
.rm-layout-controls select:focus-visible {
  outline: var(--border-width-2) solid var(--color-primary);
  outline-offset: 2px;
}

/* =========================================================================
   CONTROLS ANIMATIONS
   ========================================================================= */

/* Fade in animation */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.rm-layout-controls {
  animation: fadeIn var(--duration-300) var(--ease-out);
}

/* Dropdown slide animation */
@keyframes slideDown {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Button press animation */
.rm-layout-switcher__btn:active,
.rm-density-toggle__btn:active {
  transform: scale(0.95);
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
  .rm-layout-controls,
  .rm-layout-controls * {
    animation: none;
    transition: none;
  }
  
  .rm-layout-switcher__btn:active,
  .rm-density-toggle__btn:active {
    transform: none;
  }
}

/* =========================================================================
   PRINT STYLES
   ========================================================================= */

@media print {
  .rm-layout-controls,
  .rm-controls-toggle-mobile,
  .rm-layout-controls-mobile {
    display: none !important;
  }
}