/* ==========================================================================
   Fullscreen Search Component
   전체 화면 검색 모드 - 검색 버튼 → 검색 필드 확장 애니메이션
   ========================================================================== */

/* ---------------------------------------------------------------------------
   Search Mode Container
   --------------------------------------------------------------------------- */
.fullscreen-search-mode {
  display: none;
  flex-direction: column;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--color-bg-primary);
  z-index: var(--z-toast);
  padding: 0 var(--spacing-section);
  padding-top: calc(var(--spacing-2) + env(safe-area-inset-top, 0));
}

.fullscreen-search-mode.active {
  display: flex;
}

/* ---------------------------------------------------------------------------
   Search Mode Header - 헤더와 동일한 높이/위치
   --------------------------------------------------------------------------- */
.fullscreen-search-header {
  display: flex;
  align-items: center;
  gap: var(--spacing-list-md);
  height: var(--btn-icon-size);  /* 40px - 헤더 inner와 동일 */
  padding: 0;
  margin-bottom: var(--spacing-section);  /* 16px - 헤더 하단 패딩과 동일 */
}

/* ---------------------------------------------------------------------------
   Search Input Wrapper - 버튼 그룹과 동일한 스타일
   --------------------------------------------------------------------------- */
.fullscreen-search-input-wrapper {
  flex: 1;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  /* 글래스 스타일 — 대화입력창 참고 */
  height: var(--btn-icon-size);
  background: var(--color-bg-glass-card);
  backdrop-filter: blur(6px) saturate(1.8);
  -webkit-backdrop-filter: blur(6px) saturate(1.8);
  border: 0.5px solid var(--color-glass-border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-glass);
  overflow: hidden;
  /* 애니메이션 */
  transition: width 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

html.dark .fullscreen-search-input-wrapper {
  background: var(--color-bg-glass);
}

.fullscreen-search-input-wrapper svg {
  position: absolute;
  left: var(--spacing-3);
  width: var(--icon-size-md);
  height: var(--icon-size-md);
  color: var(--color-text-secondary);
  pointer-events: none;
  flex-shrink: 0;
}

.fullscreen-search-input {
  width: 100%;
  height: 100%;
  padding: 0 var(--spacing-section) 0 var(--btn-icon-size);
  font-family: var(--font-family-primary);
  font-size: var(--font-size-md);
  font-weight: var(--font-weight-medium);
  letter-spacing: var(--letter-spacing-tight);
  color: var(--color-text-primary);
  background: transparent;
  border: none;
  outline: none;
  box-sizing: border-box;
  /* 초기 상태: 숨김 */
  opacity: 0;
  transition: opacity 0.2s ease 0.1s;
}

.fullscreen-search-input-wrapper.expanded .fullscreen-search-input {
  opacity: 1;
}

.fullscreen-search-input::placeholder {
  color: var(--color-text-secondary);
  font-weight: var(--font-weight-normal);
}

/* ---------------------------------------------------------------------------
   Cancel Button - 페이드인 애니메이션
   --------------------------------------------------------------------------- */
.fullscreen-search-cancel {
  font-family: var(--font-family-primary);
  font-size: var(--font-size-md);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-primary);
  background: none;
  border: none;
  padding: var(--spacing-2);
  cursor: pointer;
  white-space: nowrap;
  /* 초기 상태: 숨김 */
  opacity: 0;
  transform: translateX(10px);
  transition: opacity 0.2s ease 0.15s,
              transform 0.2s ease 0.15s;
}

.fullscreen-search-cancel.visible {
  opacity: 1;
  transform: translateX(0);
}

.fullscreen-search-cancel:active {
  opacity: var(--opacity-pressed);
}

/* ---------------------------------------------------------------------------
   Filter Buttons - 슬라이드업 애니메이션
   Filter button styles in components/filter_button.css
   --------------------------------------------------------------------------- */
.fullscreen-search-filters {
  display: flex;
  gap: var(--spacing-list-sm);
  margin-top: var(--spacing-list-sm);
  padding-bottom: var(--spacing-section);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  /* 초기 상태: 숨김 */
  opacity: 0;
  transform: translateY(-10px);
  transition: opacity 0.25s ease 0.2s,
              transform 0.25s ease 0.2s;
}

.fullscreen-search-filters.visible {
  opacity: 1;
  transform: translateY(0);
}

.fullscreen-search-filters::-webkit-scrollbar {
  display: none;
}

/* ---------------------------------------------------------------------------
   Search Results Container
   --------------------------------------------------------------------------- */
.fullscreen-search-results {
  flex: 1;
  overflow-x: hidden;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}

/* ---------------------------------------------------------------------------
   Empty State
   --------------------------------------------------------------------------- */
.fullscreen-search-empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-6) var(--spacing-section);
  text-align: center;
  color: var(--color-text-secondary);
}

.fullscreen-search-empty svg {
  width: var(--input-height);
  height: var(--input-height);
  margin-bottom: var(--spacing-list-md);
  opacity: var(--opacity-hint);
}

.fullscreen-search-empty p {
  font-family: var(--font-family-primary);
  font-size: var(--font-size-md);
  margin: 0;
}

/* ---------------------------------------------------------------------------
   Loading Spinner
   --------------------------------------------------------------------------- */
.fullscreen-search-loading {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-6);
}

.fullscreen-search-spinner {
  width: var(--icon-size-lg);
  height: var(--icon-size-lg);
  border: 2px solid var(--color-border-soft);
  border-top-color: var(--color-fill-dark);
  border-radius: 50%;
  animation: fullscreen-search-spin 0.8s linear infinite;
}

@keyframes fullscreen-search-spin {
  to { transform: rotate(360deg); }
}

/* ---------------------------------------------------------------------------
   Search Section
   --------------------------------------------------------------------------- */
.fullscreen-search-section {
  margin-bottom: var(--spacing-section-gap);
}

.fullscreen-search-section-title {
  font-family: var(--font-family-primary);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin: 0 0 var(--spacing-list-md) 0;
}

/* ---------------------------------------------------------------------------
   Search Items
   --------------------------------------------------------------------------- */
.fullscreen-search-items {
  display: flex;
  flex-direction: column;
}

.fullscreen-search-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-list-md);
  padding: var(--spacing-list-md) 0;
  text-decoration: none;
  color: inherit;
  text-align: left;
  border-bottom: 1px solid var(--color-border-soft);
}

/* button 요소일 때 브라우저 기본 스타일 리셋 */
button.fullscreen-search-item {
  width: 100%;
  background: none;
  border: none;
  border-bottom: 1px solid var(--color-border-soft);
  cursor: pointer;
  font: inherit;
}

.fullscreen-search-item:last-child {
  border-bottom: none;
}

.fullscreen-search-item:active {
  opacity: var(--opacity-pressed);
}

/* ---------------------------------------------------------------------------
   Search Item - Icon (Home 검색용)
   --------------------------------------------------------------------------- */
.fullscreen-search-item-icon {
  width: var(--btn-icon-size);
  height: var(--btn-icon-size);
  border-radius: var(--radius-base);
  background: var(--color-bg-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.fullscreen-search-item-icon svg {
  width: var(--icon-size-md);
  height: var(--icon-size-md);
  stroke: var(--color-text-primary);
  stroke-width: 1.67;
}

.fullscreen-search-item-icon img {
  width: 100%;
  height: 100%;
  border-radius: var(--radius-base);
  object-fit: cover;
}

.fullscreen-search-item-icon--user {
  border-radius: var(--radius-full);
}

.fullscreen-search-item-icon--user img {
  border-radius: var(--radius-full);
}

.fullscreen-search-item-initial {
  font-size: var(--font-size-md);
  font-weight: 600;
  color: var(--text-main);
}

.fullscreen-search-item-icon--image {
  background: transparent;
}

/* ---------------------------------------------------------------------------
   Search Item - Project Image (Together 검색용)
   --------------------------------------------------------------------------- */
.fullscreen-search-item-image {
  width: var(--input-height);
  height: var(--input-height);
  border-radius: var(--radius-base);
  object-fit: cover;
  flex-shrink: 0;
}

.fullscreen-search-item-image--placeholder {
  background: var(--color-avatar-gradient);
}

/* ---------------------------------------------------------------------------
   Search Item - Creator Avatar (Together 검색용)
   --------------------------------------------------------------------------- */
.fullscreen-search-item-avatar {
  width: var(--avatar-size-md);
  height: var(--avatar-size-md);
  border-radius: var(--radius-full);
  object-fit: cover;
  flex-shrink: 0;
}

.fullscreen-search-item-avatar--placeholder {
  background: var(--color-avatar-gradient);
}

/* ---------------------------------------------------------------------------
   Search Item - Content
   --------------------------------------------------------------------------- */
.fullscreen-search-item-content {
  flex: 1;
  min-width: 0;
}

.fullscreen-search-item-title {
  font-family: var(--font-family-primary);
  font-size: var(--font-size-md);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-primary);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.fullscreen-search-item-meta {
  font-family: var(--font-family-primary);
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  margin-top: 2px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* ---------------------------------------------------------------------------
   Friend Search Result
   --------------------------------------------------------------------------- */
.fullscreen-search-friend {
  display: flex;
  align-items: center;
  gap: var(--spacing-1);
  margin-top: var(--spacing-1);
}

.fullscreen-search-friend-avatar {
  width: var(--icon-size-sm);
  height: var(--icon-size-sm);
  border-radius: var(--radius-full);
  object-fit: cover;
  flex-shrink: 0;
}

.fullscreen-search-friend-avatar--placeholder {
  background: var(--color-avatar-gradient);
  display: inline-block;
}

.fullscreen-search-friend-name {
  font-family: var(--font-family-primary);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  color: var(--color-primary);
  letter-spacing: var(--letter-spacing-tight);
}

/* ---------------------------------------------------------------------------
   Home Content Hidden State
   --------------------------------------------------------------------------- */
[data-fullscreen-search-target="homeContent"].hidden {
  display: none;
}