/*
 * Search Input Component
 * Expandable search with underbar animation
 */

.search-input {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: flex-end;
    width: 44px;
    height: 44px;
    transition: width 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    cursor: pointer;
}

.search-input.is-expanded {
    width: 300px;
    cursor: default;
}

/* Search icon */
.search-input-icon {
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 20px;
    height: 20px;
    color: var(--theme-text-secondary);
    pointer-events: none;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 2;
}

.search-input.is-expanded .search-input-icon {
    left: 12px;
    color: var(--theme-accent);
}

.search-input:hover .search-input-icon {
    color: var(--theme-text-primary);
}

/* Input field */
.search-input-field {
    width: 0;
    height: 44px;
    padding: 0;
    font-size: 0.875rem;
    color: var(--theme-text-primary);
    background: transparent;
    border: none;
    border-bottom: 2px solid transparent;
    outline: none;
    opacity: 0;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.search-input:hover .search-input-field {
    border-bottom-color: var(--theme-border);
    opacity: 0.5;
}

.search-input.is-expanded .search-input-field {
    width: 100%;
    padding: 0 44px 0 44px;
    border-bottom-color: var(--theme-accent);
    opacity: 1;
}

.search-input-field::placeholder {
    color: var(--theme-text-tertiary);
    font-weight: 400;
}

/* Cancel button */
.search-input-cancel {
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    color: var(--theme-text-secondary);
    background: transparent;
    border: none;
    cursor: pointer;
    opacity: 0;
    pointer-events: none;
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 2;
}

.search-input.is-expanded .search-input-cancel {
    opacity: 1;
    pointer-events: auto;
}

.search-input-cancel:hover {
    color: var(--theme-text-primary);
    background-color: var(--theme-bg);
    border-radius: calc(var(--border-radius) * 0.5);
}

/* Autocomplete dropdown */
.search-input-suggestions {
    position: absolute;
    top: calc(100% + 0.5rem);
    left: 0;
    right: 0;
    z-index: 1000;
    max-height: 280px;
    overflow-y: auto;
    background-color: var(--theme-surface);
    border: 1px solid var(--theme-border);
    border-radius: calc(var(--border-radius) * 0.5);
    box-shadow:
        0 4px 12px rgba(0, 0, 0, 0.08),
        0 2px 4px rgba(0, 0, 0, 0.04);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-8px);
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.search-input-suggestions.is-visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.search-input-suggestion-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.625rem 1rem;
    font-size: 0.875rem;
    color: var(--theme-text-primary);
    cursor: pointer;
    border-left: 2px solid transparent;
    transition: all 0.15s cubic-bezier(0.4, 0, 0.2, 1);
}

.search-input-suggestion-item:not(:last-child) {
    border-bottom: 1px solid var(--theme-border);
}

.search-input-suggestion-item:hover {
    background-color: var(--theme-bg);
    border-left-color: var(--theme-accent);
}

.search-input-suggestion-item.is-active {
    background-color: var(--theme-bg);
    border-left-color: var(--theme-accent);
    font-weight: 600;
}

.search-input-suggestion-highlight {
    font-weight: 700;
    color: var(--theme-accent);
}

/* Cold theme variant */
[data-theme-variant="cold"] .search-input-suggestions {
    box-shadow:
        0 2px 8px rgba(0, 0, 0, 0.06),
        0 1px 4px rgba(0, 0, 0, 0.03);
}

[data-theme-variant="cold"] .search-input-suggestion-item:hover {
    background-color: rgba(0, 0, 0, 0.02);
}

/* Scrollbar styling */
.search-input-suggestions::-webkit-scrollbar {
    width: 6px;
}

.search-input-suggestions::-webkit-scrollbar-track {
    background: var(--theme-bg);
}

.search-input-suggestions::-webkit-scrollbar-thumb {
    background: var(--theme-border);
    border-radius: 3px;
}

.search-input-suggestions::-webkit-scrollbar-thumb:hover {
    background: var(--theme-text-secondary);
}

/* Responsive */
@media (max-width: 768px) {
    .search-input.is-expanded {
        width: 100%;
        max-width: 100%;
    }
}