307 lines
6.7 KiB
CSS
307 lines
6.7 KiB
CSS
/* ============================================
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Search Box Component
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============================================ */
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/* 搜索框容器 - 固定在顶部 */
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.search-container {
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width: 100%;
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display: flex;
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justify-content: center;
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padding: 0 2rem;
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margin-bottom: 1rem;
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position: sticky;
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top: 0;
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/* 搜索框必须始终位于页面内容之上，避免搜索结果卡片滚动时遮挡 */
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z-index: 200;
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}
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/* 分类切换按钮 */
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.category-toggle {
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position: fixed;
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bottom: 5rem;
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right: var(--spacing-xl);
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width: 2.5rem;
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height: 2.5rem;
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border-radius: var(--radius-lg);
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background: rgba(var(--card-bg-rgb), 0.65);
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border: 1px solid var(--border-color);
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backdrop-filter: blur(12px);
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-webkit-backdrop-filter: blur(12px);
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color: var(--text-color);
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display: flex;
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align-items: center;
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justify-content: center;
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cursor: pointer;
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transition: all var(--transition-normal);
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transition-timing-function: var(--transition-bounce);
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z-index: 100;
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box-shadow: 0 4px 16px var(--shadow-color);
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}
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.category-toggle:hover {
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transform: translateY(-2px);
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background: rgba(var(--card-bg-rgb), 0.75);
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box-shadow: 0 6px 20px var(--shadow-color);
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color: var(--accent-color);
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}
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.category-toggle:active {
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transform: translateY(0);
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box-shadow: 0 2px 8px var(--shadow-color);
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}
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.category-toggle i {
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font-size: 18px;
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}
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/* 搜索框 */
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.search-box {
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position: relative;
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width: 100%;
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max-width: 600px;
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display: flex;
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align-items: stretch;
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--search-status-right: 0.9rem;
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--search-hint-right: 1.6rem;
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background: rgba(var(--card-bg-rgb), 0.65);
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border: 1px solid var(--border-color);
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backdrop-filter: blur(12px);
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-webkit-backdrop-filter: blur(12px);
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border-radius: var(--radius-lg);
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box-shadow: 0 4px 16px var(--shadow-color);
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transition:
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background var(--transition-normal),
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border-color var(--transition-normal),
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box-shadow var(--transition-normal);
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}
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.search-box:focus-within {
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border-color: rgba(var(--accent-rgb), 0.55);
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box-shadow:
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0 0 0 1px rgba(var(--accent-rgb), 0.28),
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0 0 18px rgba(var(--accent-rgb), 0.18),
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0 6px 24px var(--shadow-color);
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}
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.search-box::after {
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content: '';
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position: absolute;
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right: var(--search-status-right);
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top: 50%;
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transform: translateY(-50%);
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width: 6px;
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height: 6px;
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border-radius: 50%;
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opacity: 0;
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transition: all var(--transition-normal);
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pointer-events: none;
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}
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.search-box.has-results::after {
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background-color: var(--success-color);
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opacity: 1;
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}
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.search-box.no-results::after {
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background-color: var(--error-color);
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opacity: 1;
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}
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.search-box input {
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flex: 1;
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min-width: 0;
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width: 100%;
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padding: var(--spacing-md) calc(var(--spacing-lg) + 4.8rem) var(--spacing-md) var(--spacing-md);
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border: none;
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border-radius: 0 var(--radius-lg) var(--radius-lg) 0;
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background-color: transparent;
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color: var(--text-color);
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font-family: inherit;
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font-weight: inherit;
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font-size: 1rem;
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transition:
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background-color var(--transition-normal),
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color var(--transition-normal);
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box-shadow: none;
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}
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.search-box input:focus {
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outline: none;
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background-color: rgba(var(--card-bg-rgb), 0.25);
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box-shadow: none;
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}
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.search-box input::placeholder {
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color: var(--text-muted);
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font-family: inherit;
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font-weight: inherit;
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}
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.search-shortcut-hint {
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position: absolute;
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top: 50%;
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right: var(--search-hint-right);
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transform: translateY(-50%);
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padding: 0.1rem 0.4rem;
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border: 1px solid var(--border-color);
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border-radius: var(--radius-md);
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background: rgba(var(--card-bg-rgb), 0.25);
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font-size: 0.78rem;
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line-height: 1.2;
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color: var(--text-muted);
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opacity: 0.65;
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pointer-events: none;
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user-select: none;
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}
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.search-box:focus-within .search-shortcut-hint {
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opacity: 0.85;
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}
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/* 搜索引擎前缀按钮（方案B：输入框前缀一体化） */
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.search-engine-button {
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display: flex;
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align-items: center;
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gap: 0.5rem;
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padding: 0 0.75rem;
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width: 120px;
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flex: 0 0 120px;
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border: none;
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border-right: 1px solid var(--border-color);
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border-radius: var(--radius-lg) 0 0 var(--radius-lg);
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background: transparent;
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color: var(--text-muted);
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cursor: pointer;
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font: inherit;
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transition:
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background var(--transition-normal),
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color var(--transition-normal),
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transform var(--transition-normal);
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}
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.search-engine-button:hover {
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background: rgba(var(--card-bg-rgb), 0.25);
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}
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.search-engine-button:focus-visible {
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outline: 2px solid var(--accent-color);
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outline-offset: 2px;
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}
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.search-box:focus-within .search-engine-button {
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color: var(--accent-color);
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}
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.search-engine-icon {
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display: grid;
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place-items: center;
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height: 1.2em;
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width: 1.2em;
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min-width: 1.2em;
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font-size: 1.25rem;
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line-height: 1;
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text-align: center;
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flex: 0 0 1.2em;
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}
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.search-engine-icon.search-engine-icon-svg {
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font-size: 1.25rem;
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}
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.search-engine-icon.search-engine-icon-svg svg {
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width: 100%;
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height: 100%;
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display: block;
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}
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.search-engine-label {
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flex: 1;
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min-width: 0;
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white-space: nowrap;
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overflow: hidden;
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text-overflow: ellipsis;
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font-size: 0.95rem;
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}
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.search-box.dropdown-open .search-engine-button {
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background: rgba(var(--card-bg-rgb), 0.25);
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}
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/* 搜索引擎下拉菜单 */
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.search-engine-dropdown {
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position: absolute;
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top: calc(100% + 6px);
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left: 0;
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background: rgba(var(--card-bg-rgb), 0.9);
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backdrop-filter: blur(12px);
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-webkit-backdrop-filter: blur(12px);
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border-radius: var(--radius-md);
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box-shadow: 0 4px 15px var(--shadow-color);
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display: none;
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z-index: 100;
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padding: 0.35rem;
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border: 1px solid var(--border-color);
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min-width: 190px;
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flex-direction: column;
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gap: 0.25rem;
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}
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.search-engine-dropdown.active {
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display: flex;
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animation: fadeIn 0.2s ease-out forwards;
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}
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.search-engine-option {
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display: flex;
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align-items: center;
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justify-content: flex-start;
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gap: 0.6rem;
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width: 100%;
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height: 40px;
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padding: 0 0.75rem;
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border: none;
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border-radius: var(--radius-md);
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cursor: pointer;
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transition: all 0.2s ease;
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background: transparent;
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color: var(--text-color);
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font: inherit;
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}
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.search-engine-option:hover {
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background: rgba(var(--card-bg-rgb), 0.22);
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}
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.search-engine-option:focus-visible {
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outline: 2px solid var(--accent-color);
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outline-offset: 2px;
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}
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.search-engine-option.active {
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background-color: var(--secondary-bg);
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color: var(--text-bright);
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}
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.search-engine-option i {
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display: grid;
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place-items: center;
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position: static;
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transform: none;
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font-size: 1.25rem;
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width: 1.35em;
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height: 1.35em;
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line-height: 1;
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text-align: center;
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flex: 0 0 1.35em;
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}
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.search-engine-option i.search-engine-option-svg svg {
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width: 100%;
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height: 100%;
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display: block;
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}
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.search-engine-option-label {
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font-size: 0.95rem;
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}
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