/* Copyright 2025-2026 Renofy Ltd. All rights reserved. */
/* FAB Filter Styles - Mobile-first */

/* Base styles (Mobile) */

/* Floating Action Button */
.filter-fab {
  position: fixed;
  bottom: calc(var(--height-bottom-nav) + 0.75rem);
  right: 0.75rem;
  width: 56px;
  height: 56px;
  background: var(--color-bg-light);
  border: 0.5px solid var(--color-border);
  border-radius: var(--radius-full);
  box-shadow: var(--shadow);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: var(--z-index-header);
}

.filter-fab__icon {
  color: var(--color-text-secondary);
  flex-shrink: 0;
}

/* Badge */
.filter-fab__badge {
  position: absolute;
  top: -4px;
  right: -4px;
  min-width: 20px;
  height: 20px;
  padding: 0 6px;
  color: var(--color-white);
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow);
}

/* Filter State Variants */

/* Default state (smart defaults active) */
.filter-fab--default .filter-fab__badge {
  background: var(--color-text-primary);
}

/* Custom state (user-selected filters) */
.filter-fab--custom .filter-fab__badge {
  background: var(--color-mint);
}

/* Backdrop */
.filter-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5);
  z-index: var(--z-index-overlay);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

.filter-backdrop.active {
  opacity: 1;
  visibility: visible;
}

/* Filter Panel Modal */
.filter-panel {
  position: fixed;
  bottom: 9rem;
  right: 1.5rem;
  left: 1.5rem;
  width: auto;
  max-height: calc(100vh - 5rem);
  background: var(--color-white);
  border-radius: var(--radius-lg);
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
  z-index: var(--z-index-modal);
  transform: scale(0);
  transform-origin: bottom right;
  opacity: 0;
  transition: transform var(--transition-fast), opacity var(--transition-fast);
  display: flex;
  flex-direction: column;
}

.filter-panel.active {
  transform: scale(1);
  opacity: 1;
}

/* Panel Header */
.filter-panel__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem;
  border-bottom: 1px solid var(--color-border);
  flex-shrink: 0;
}

.filter-panel__title {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary);
  margin: 0;
}

.filter-panel__close {
  width: 32px;
  height: 32px;
  padding: 0;
  background: transparent;
  border: none;
  border-radius: var(--radius-base);
  color: var(--color-text-secondary);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s;
}

/* Panel Body */
.filter-panel__body {
  padding: 1.25rem;
  overflow-y: auto;
  flex: 1;
}

/* Form Fields */
.filter-panel__field {
  margin-bottom: 1.25rem;
}

.filter-panel__field:last-of-type {
  margin-bottom: 0;
}

.filter-panel__field label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: var(--font-weight-medium);
  font-size: var(--font-size-sm);
  color: var(--color-text-primary);
}

.filter-panel__field input[type="number"] {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-base);
  font-size: var(--font-size-base);
  transition: border-color 0.2s, box-shadow 0.2s;
}

.filter-panel__field input[type="number"]:focus {
  outline: none;
  border-color: var(--color-pink);
  box-shadow: 0 0 0 3px rgba(215, 0, 92, 0.1);
}

/* Actions */
.filter-panel__actions {
  display: flex;
  gap: 0.75rem;
  margin-top: 1.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--color-border);
}

/* Apply button takes more space in the filter panel */
.filter-panel__apply {
  flex: 1;
}

/* Body scroll lock when modal is open */
body.filter-open {
  overflow: hidden;
}

/* PWA standalone mode - extra spacing for mobile */
@media (display-mode: standalone) {
  .filter-fab {
    bottom: calc(var(--height-bottom-nav) + 0.75rem);
  }
}

/* Desktop styles */
@media (min-width: 821px) {
  .filter-fab {
    bottom: 1.5rem;
    right: 1.5rem;
    background-color: var(--color-white);
    transition: box-shadow var(--transition-fast), transform var(--transition-fast);
  }

  /* Desktop-only hover and active effects */
  .filter-fab:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-hover);
  }

  .filter-fab:active {
    transform: translateY(0);
  }

  .filter-panel {
    bottom: 4rem;
    right: 2rem;
    left: auto;
    width: 320px;
    max-height: calc(100vh - 8rem);
    transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1), opacity 0.3s ease;
  }

  .filter-panel__close:hover {
    background: var(--color-bg-surface);
    color: var(--color-text-primary);
  }
}