/**
 * Unified Search Component CSS
 * 
 * This module provides a consistent search experience across:
 * - Global search
 * - Resonates list filter
 * 
 * Mobile-first, sticky behavior, compact and touch-friendly
 */

/* ===== CSS VARIABLES FOR SEARCH ===== */
:root {
  --search-border-radius: 12px;
  --search-sticky-shadow: 0 2px 12px rgba(0, 0, 0, 0.15);
  --search-sticky-bg: var(--collection-panel-header-bg, var(--bg));
}

/* ===== UNIFIED SEARCH SECTION ===== */
.search-section {
  display: flex;
  flex-direction: column;
  padding: 0 4px;
  margin-top: var(--spacing-sm, 6px);
  z-index: 50;
}

/* Sticky search behavior */
.search-section.is-sticky {
  position: sticky;
  top: 0;
  background: var(--search-sticky-bg);
  box-shadow: var(--search-sticky-shadow);
  padding-top: 4px;
  padding-bottom: 4px;
  backdrop-filter: blur(10px);
  z-index: 100;
  transition: box-shadow 0.2s ease, background 0.2s ease;
}

/* ===== UNIFIED SEARCH CONTAINER ===== */
.search-container {
  flex-shrink: 0;
  position: relative;
  display: flex;
  align-items: center;
  margin: 0 auto;
  gap: 8px;
  width: 100%;
  max-width: var(--content-max-width, 600px);
}

/* ===== UNIFIED SEARCH INPUT WRAPPER ===== */
.search-input-wrapper {
  position: relative;
  flex: 1;
  display: flex;
  align-items: center;
  min-width: 0;
}

/* ===== UNIFIED SEARCH INPUT ICON ===== */
.search-input-icon {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  pointer-events: none;
  color: var(--muted);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: color 0.15s ease;
  z-index: 1;
}

.search-input-icon svg {
  width: 18px;
  height: 18px;
  display: block;
}

.search-input-wrapper:has(.search-input:focus) .search-input-icon {
  color: var(--primary);
}

/* ===== UNIFIED SEARCH INPUT ===== */
.search-input {
  height: var(--search-height-mobile);
  background: var(--btn);
  border: 2px solid var(--surface-border);
  border-radius: var(--search-border-radius);
  color: var(--fg);
  -webkit-appearance: none;
  appearance: none;
  font-size: 16px;
  padding: 0 12px 0 calc(12px + 18px + 8px); /* left: padding + icon + gap */
  transition: border-color 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
  width: 100%;
  min-width: 0;
}

/* Hide native search decorations */
.search-input::-webkit-search-cancel-button,
.search-input::-webkit-search-decoration,
.search-input::-webkit-search-results-button,
.search-input::-webkit-search-results-decoration {
  -webkit-appearance: none;
  display: none;
}

.search-input:focus {
  outline: none;
  border-color: var(--primary);
  background: var(--search-input-bg-focus, var(--btn));
  box-shadow: 0 0 0 3px rgba(var(--primary-rgb), 0.12);
}

.search-input::placeholder {
  color: var(--search-input-placeholder, var(--muted));
}

/* ===== UNIFIED SEARCH CLEAR BUTTON ===== */
.search-clear-btn {
  flex: 0 0 auto;
  width: var(--search-height-mobile);
  height: var(--search-height-mobile);
  min-width: 44px;
  min-height: 44px;
  border-radius: 10px;
  border: none;
  background: var(--btn);
  color: var(--muted);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  touch-action: manipulation;
  user-select: none;
  -webkit-tap-highlight-color: transparent;
  transition: background-color 0.15s ease, color 0.15s ease, transform 0.1s ease;
}

.search-clear-btn svg {
  width: 16px;
  height: 16px;
  display: block;
}

.search-clear-btn[hidden] {
  display: none !important;
}

.search-clear-btn:active {
  background: var(--card);
  color: var(--fg);
  transform: scale(0.95);
}

.search-clear-btn:hover {
  background: var(--card);
  color: var(--fg);
}

.search-clear-btn:focus-visible {
  outline: none;
  box-shadow: 0 0 0 3px rgba(var(--primary-rgb), 0.22);
}

/* ===== TABLET & DESKTOP RESPONSIVE ===== */
@media (min-width: 600px) {
  .search-section {
    padding: 4px 0;
  }
  
  .search-container {
    max-width: var(--content-max-width, 600px);
    margin: 0 auto;
  }
  
  .search-input {
    height: var(--search-height-tablet);
    font-size: 16px;
  }
  
  .search-clear-btn {
    width: var(--search-height-tablet);
    height: var(--search-height-tablet);
  }
}

@media (min-width: 1024px) {
  .search-input {
    height: var(--search-height-desktop);
    font-size: 16px;
    background: var(--search-input-bg, var(--btn));
    border: 2px solid transparent;
    color: var(--search-input-fg, var(--fg));
  }
  
  .search-input:hover {
    border-color: var(--surface-border);
  }
  
  .search-input:focus {
    border-color: var(--primary);
    background: var(--search-input-bg-focus, var(--btn));
  }
  
  .search-clear-btn {
    width: var(--search-height-desktop);
    height: var(--search-height-desktop);
  }
}

/* ===== RESONATES FILTER BAR (Unified with search) ===== */
.resontes-filter-bar {
  padding: 8px 10px;
  background: var(--collection-panel-header-bg, var(--bg));
  border-bottom: 1px solid var(--surface-border);
  position: sticky;
  top: 0;
  z-index: 30;
}

.resontes-filter-bar .search-container {
  margin: 0;
  max-width: none;
}

.resontes-filter-bar .search-input {
  height: var(--search-height-mobile);
  font-size: 14px;
  border-radius: 10px;
}

@media (min-width: 600px) {
  .resontes-filter-bar .search-input {
    height: var(--search-height-tablet);
  }

  .resontes-filter-bar .search-clear-btn {
    width: var(--search-height-tablet);
    height: var(--search-height-tablet);
    min-width: var(--search-height-tablet);
    min-height: var(--search-height-tablet);
  }
}

@media (min-width: 1024px) {
  .resontes-filter-bar .search-input {
    height: var(--search-height-desktop);
  }

  .resontes-filter-bar .search-clear-btn {
    width: var(--search-height-desktop);
    height: var(--search-height-desktop);
    min-width: var(--search-height-desktop);
    min-height: var(--search-height-desktop);
  }
}

.resontes-filter-bar .search-clear-btn {
  width: var(--search-height-mobile);
  height: var(--search-height-mobile);
  min-width: var(--search-height-mobile);
  min-height: var(--search-height-mobile);
  border-radius: 8px;
}