/* === Ethereal Glass 搜索模态 === */
:root {
    --search-bg: rgba(8, 8, 12, 0.85);
    --search-border: rgba(255, 255, 255, 0.06);
    --search-glow: rgba(106, 130, 251, 0.1);
}

.light-theme {
    --search-bg: rgba(255, 255, 255, 0.85);
    --search-border: rgba(0, 0, 0, 0.06);
}

/* === 搜索触发按钮 — 浮动岛式 === */
.search-trigger {
    position: fixed;
    top: var(--space-6, 24px);
    right: var(--space-6, 24px);
    width: 52px;
    height: 52px;
    border-radius: var(--radius-full, 9999px);
    background: rgba(255, 255, 255, 0.03);
    color: var(--color-text, rgba(255,255,255,0.85));
    border: 0.5px solid rgba(255, 255, 255, 0.08);
    cursor: pointer;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.3);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.5s cubic-bezier(0.32, 0.72, 0, 1);
    z-index: 100;
}

.search-trigger:hover {
    border-color: rgba(106, 130, 251, 0.25);
    transform: translateY(-2px) scale(1.05);
    box-shadow: 0 8px 32px rgba(106, 130, 251, 0.15);
}

.search-trigger:active {
    transform: scale(0.95);
}

.search-trigger svg {
    width: 22px;
    height: 22px;
    stroke-width: 1.5;
    transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.search-trigger:hover svg {
    transform: scale(1.1);
}

.shortcut-hint {
    position: absolute;
    bottom: -28px;
    font-family: 'Space Grotesk', system-ui, sans-serif;
    font-size: 0.65rem;
    background: rgba(255, 255, 255, 0.04);
    color: var(--color-text-tertiary, rgba(255,255,255,0.35));
    padding: 2px 10px;
    border-radius: var(--radius-full, 9999px);
    opacity: 0;
    transition: opacity 0.3s cubic-bezier(0.32, 0.72, 0, 1);
    pointer-events: none;
    border: 0.5px solid rgba(255, 255, 255, 0.04);
    backdrop-filter: blur(8px);
}

.search-trigger:hover .shortcut-hint {
    opacity: 1;
}

/* === 搜索模态背景 === */
.search-modal {
    position: fixed;
    inset: 0;
    background: var(--search-bg);
    backdrop-filter: blur(40px);
    -webkit-backdrop-filter: blur(40px);
    display: flex;
    align-items: flex-start;
    justify-content: center;
    z-index: 999;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.4s cubic-bezier(0.32, 0.72, 0, 1), visibility 0.4s cubic-bezier(0.32, 0.72, 0, 1);
    padding-top: 10vh;
}

.search-modal.active {
    opacity: 1;
    visibility: visible;
}

.search-modal-content {
    width: 90%;
    max-width: 680px;
    background: rgba(255, 255, 255, 0.02);
    border: 0.5px solid rgba(255, 255, 255, 0.06);
    border-radius: var(--radius-2xl, 36px);
    padding: 2px;
    box-shadow: 0 16px 64px rgba(0, 0, 0, 0.5);
    transform: scale(0.95) translateY(10px);
    transition: transform 0.5s cubic-bezier(0.32, 0.72, 0, 1), opacity 0.3s cubic-bezier(0.32, 0.72, 0, 1);
}

.search-modal.active .search-modal-content {
    transform: scale(1) translateY(0);
}

.search-modal-content > * {
    background: rgba(5, 5, 5, 0.6);
    border-radius: calc(var(--radius-2xl, 36px) - 3px);
    box-shadow: inset 0 1px 1px rgba(255, 255, 255, 0.02);
}

/* === 搜索头部 === */
.search-header {
    display: flex;
    align-items: center;
    padding: var(--space-5, 20px) var(--space-6, 24px);
    border-bottom: 0.5px solid rgba(255, 255, 255, 0.04);
}

.search-icon {
    margin-right: var(--space-4, 16px);
    color: var(--color-text-secondary, rgba(255,255,255,0.55));
    flex-shrink: 0;
    stroke-width: 1.5;
}

#search-box {
    flex: 1;
    padding: var(--space-3, 12px) var(--space-4, 16px);
    font-family: 'Space Grotesk', system-ui, sans-serif;
    font-size: var(--text-base, 1rem);
    background: rgba(255, 255, 255, 0.03);
    color: var(--color-text, rgba(255,255,255,0.85));
    border: 0.5px solid rgba(255, 255, 255, 0.06);
    border-radius: var(--radius-lg, 20px);
    min-width: 0;
    outline: none;
    transition: all 0.3s cubic-bezier(0.22, 1, 0.36, 1);
}

#search-box:focus {
    border-color: rgba(106, 130, 251, 0.2);
    box-shadow: 0 0 0 3px rgba(106, 130, 251, 0.06);
}

#search-box::placeholder {
    color: var(--color-text-tertiary, rgba(255,255,255,0.35));
}

/* === 关闭按钮 === */
.close-search {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-full, 9999px);
    background: transparent;
    color: var(--color-text-secondary, rgba(255,255,255,0.55));
    border: 0.5px solid rgba(255, 255, 255, 0.06);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: color 0.3s cubic-bezier(0.32, 0.72, 0, 1), transform 0.3s cubic-bezier(0.32, 0.72, 0, 1);
    margin-left: var(--space-3, 12px);
    flex-shrink: 0;
}

.close-search:hover {
    background: rgba(255, 255, 255, 0.04);
    border-color: rgba(106, 130, 251, 0.15);
    color: var(--color-text);
}

.close-search svg {
    stroke-width: 1.5;
    transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.close-search:hover svg {
    transform: rotate(90deg);
}

/* === 搜索结果 === */
.search-results {
    width: 100%;
    max-height: 60vh;
    overflow-y: auto;
    scrollbar-width: thin;
    scrollbar-color: rgba(106, 130, 251, 0.15) transparent;
}

.search-results::-webkit-scrollbar {
    width: 4px;
}

.search-results::-webkit-scrollbar-track {
    background: transparent;
}

.search-results::-webkit-scrollbar-thumb {
    background: rgba(106, 130, 251, 0.15);
    border-radius: var(--radius-full, 9999px);
}

/* === 空状态 === */
.search-empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--space-12, 48px) var(--space-6, 24px);
    text-align: center;
    color: var(--color-text-secondary, rgba(255,255,255,0.55));
}

.search-empty-state svg {
    margin-bottom: var(--space-4, 16px);
    opacity: 0.3;
    stroke-width: 1;
}

.search-empty-state p {
    margin: var(--space-2, 8px) 0 var(--space-4, 16px);
    font-family: 'Plus Jakarta Sans', system-ui, sans-serif;
    font-size: var(--text-base, 1rem);
}

.search-tips {
    font-size: var(--text-sm, 0.875rem);
    opacity: 0.5;
}

/* === 搜索结果项 === */
.search-result {
    padding: var(--space-4, 16px) var(--space-6, 24px);
    border-bottom: 0.5px solid rgba(255, 255, 255, 0.03);
    cursor: pointer;
    transition: background-color 0.2s cubic-bezier(0.32, 0.72, 0, 1), color 0.2s cubic-bezier(0.32, 0.72, 0, 1);
    color: var(--color-text, rgba(255,255,255,0.85));
    display: flex;
    align-items: center;
}

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

.search-result:hover {
    background: rgba(106, 130, 251, 0.03);
}

.search-result-icon {
    margin-right: var(--space-3, 12px);
    opacity: 0.4;
    flex-shrink: 0;
    stroke-width: 1.5;
}

.search-result-content {
    flex: 1;
    min-width: 0;
}

.search-result-description {
    font-size: var(--text-sm, 0.875rem);
    color: var(--color-text-secondary, rgba(255,255,255,0.55));
    opacity: 0.7;
}

.highlight {
    color: var(--color-primary-light, #8ba3ff);
    background: rgba(106, 130, 251, 0.08);
    padding: 1px 4px;
    border-radius: 4px;
}

/* === 加载状态 === */
.search-loading {
    display: flex;
    justify-content: center;
    padding: var(--space-6, 24px);
}

.loading-spinner {
    width: 20px;
    height: 20px;
    border: 1.5px solid rgba(106, 130, 251, 0.05);
    border-top-color: var(--color-primary, #6a82fb);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

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

.no-result {
    padding: var(--space-10, 40px) var(--space-6, 24px);
    text-align: center;
    color: var(--color-text-secondary, rgba(255,255,255,0.55));
}

/* === 响应式 === */
@media (max-width: 768px) {
    .search-trigger {
        width: 46px;
        height: 46px;
        top: 16px;
        right: 16px;
    }

    .search-modal {
        padding-top: 6vh;
    }

    .search-header {
        padding: var(--space-4, 16px);
    }

    #search-box {
        font-size: var(--text-base, 1rem);
        padding: var(--space-3, 12px);
    }

    .search-result {
        padding: var(--space-3, 12px) var(--space-4, 16px);
    }
}

@media (max-width: 480px) {
    .search-trigger {
        width: 42px;
        height: 42px;
    }
}