/* ========== 🗃️ AI生图素材收纳侧边栏 开始 ========== */
.collector-sidebar {
    position: fixed;
    top: 118px;
    right: 16px;
    bottom: 150px;
    width: 210px;
    z-index: 1002;
    transform: translateX(calc(100% - 14px));
    transition: none;
    pointer-events: auto;
}
.collector-sidebar:hover,
.collector-sidebar.open,
.collector-sidebar.pinned,
.collector-sidebar.drag-open {
    transform: translateX(0);
    box-shadow: -12px 0 34px rgba(15, 23, 42, 0.14);
}
.collector-sidebar.pinned .collector-handle {
    background: linear-gradient(180deg, rgba(147, 197, 253, 0.98), rgba(96, 165, 250, 0.88));
}
.collector-sidebar.pinned .collector-panel {
    border-color: rgba(96, 165, 250, 0.85);
}
.collector-handle {
    position: absolute;
    left: 0;
    top: 22px;
    bottom: 22px;
    width: 14px;
    border-radius: 12px 0 0 12px;
    background: linear-gradient(180deg, rgba(219, 234, 254, 0.95), rgba(191, 219, 254, 0.78));
    border: 1px solid rgba(148, 163, 184, 0.45);
    border-right: none;
    box-shadow: -2px 0 10px rgba(59, 130, 246, 0.14);
}
.collector-handle::after {
    content: '';
    position: absolute;
    left: 4px;
    top: 50%;
    width: 4px;
    height: 52px;
    border-radius: 999px;
    background: rgba(37, 99, 235, 0.32);
    transform: translateY(-50%);
}
.collector-panel {
    position: absolute;
    left: 14px;
    top: 0;
    right: 0;
    bottom: 0;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    background: rgba(255, 255, 255, 0.96);
    border: 1px solid rgba(203, 213, 225, 0.85);
    border-right: none;
    border-radius: 18px 0 0 18px;
    backdrop-filter: blur(12px);
}
.collector-head {
    padding: 12px 10px 9px;
    border-bottom: 1px solid #e8edf5;
}
.collector-title {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    margin-bottom: 10px;
    color: #1e3a8a;
    font-size: 14px;
    font-weight: 800;
}
.collector-settings-btn {
    width: 100%;
    min-height: 34px;
    margin: 0 0 8px;
    border: 1px solid #d7e1f2;
    border-radius: 999px;
    background: #fff;
    color: #1f2937;
    font-size: 13px;
    font-weight: 800;
    cursor: pointer;
}
.collector-settings-btn:hover {
    border-color: #2563eb;
    color: #1d4ed8;
}
.collector-total-badge {
    min-width: 32px;
    padding: 3px 8px;
    border-radius: 999px;
    background: #eff6ff;
    color: #2563eb;
    font-size: 11px;
    text-align: center;
}
.collector-download-row {
    display: grid;
    grid-template-columns: 1.15fr 0.85fr;
    gap: 6px;
}
.collector-download-all,
.collector-download-selected {
    height: 34px;
    border: none;
    border-radius: 999px;
    background: linear-gradient(135deg, #1e2a55, #3b82f6);
    color: #fff;
    font-size: 11px;
    font-weight: 700;
    cursor: pointer;
    box-shadow: 0 8px 18px rgba(59, 130, 246, 0.24);
    transition: transform 0.18s ease, box-shadow 0.18s ease;
}
.collector-download-selected {
    background: linear-gradient(135deg, #1e2a55, #3b82f6);
}
.collector-download-all {
    background: #eff6ff;
    color: #2563eb;
    border: 1px solid #bfdbfe;
    box-shadow: none;
}
.collector-download-selected:hover,
.collector-download-all:hover {
    transform: translateY(-1px);
    box-shadow: 0 12px 24px rgba(59, 130, 246, 0.3);
}
.collector-download-selected:disabled {
    background: #cbd5e1;
    color: #f8fafc;
    cursor: not-allowed;
    box-shadow: none;
    transform: none;
}
.collector-add-folder {
    width: 100%;
    height: 28px;
    margin-bottom: 7px;
    border: 1px solid #bfdbfe;
    border-radius: 999px;
    background: #eff6ff;
    color: #2563eb;
    font-size: 11px;
    font-weight: 700;
    cursor: pointer;
    transition: background 0.16s ease, border-color 0.16s ease;
}
.collector-add-folder:hover {
    background: #dbeafe;
    border-color: #93c5fd;
}
.collector-folder-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
    padding: 10px;
    overflow-y: auto;
}
.collector-folder-list::-webkit-scrollbar {
    width: 5px;
}
.collector-folder-list::-webkit-scrollbar-thumb {
    background: #cbd5e1;
    border-radius: 999px;
}
.collector-folder-card {
    position: relative;
    display: flex;
    align-items: center;
    gap: 7px;
    min-height: 48px;
    padding: 9px 8px;
    border: 1px solid #e2e8f0;
    border-radius: 14px;
    background: linear-gradient(135deg, #ffffff, #f8fbff);
    color: #263653;
    cursor: grab;
    user-select: none;
    transition: transform 0.16s ease, border-color 0.16s ease, background 0.16s ease, box-shadow 0.16s ease;
}
.collector-folder-card:active {
    cursor: grabbing;
}
.collector-folder-card:hover {
    border-color: #93c5fd;
    box-shadow: 0 8px 20px rgba(59, 130, 246, 0.12);
    transform: translateX(-2px);
}
.collector-folder-card.dragging-folder {
    opacity: 0.55;
}
.collector-folder-card.drop-active {
    border-color: #2563eb;
    background: linear-gradient(135deg, #dbeafe, #eff6ff);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.18);
}
.collector-folder-card.nearest-drop {
    border-color: #1d4ed8;
    background: linear-gradient(135deg, #bfdbfe, #eff6ff);
    box-shadow: 0 12px 28px rgba(37, 99, 235, 0.28), 0 0 0 4px rgba(59, 130, 246, 0.18);
    transform: translateX(-8px) scale(1.08);
    z-index: 5;
}
.collector-folder-check {
    width: 14px;
    height: 14px;
    accent-color: #2563eb;
    cursor: pointer;
    flex-shrink: 0;
}
.collector-folder-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 26px;
    height: 26px;
    border-radius: 9px;
    background: #edf5ff;
    font-size: 14px;
}
.collector-folder-name {
    flex: 1;
    min-width: 0;
    font-size: 12px;
    font-weight: 700;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.collector-folder-rename {
    width: 20px;
    height: 20px;
    border: none;
    border-radius: 50%;
    background: transparent;
    color: #64748b;
    cursor: pointer;
    font-size: 12px;
    opacity: 0;
    transition: opacity 0.16s ease, background 0.16s ease;
}
.collector-folder-card:hover .collector-folder-rename {
    opacity: 1;
}
.collector-folder-rename:hover {
    background: #e0edff;
    color: #2563eb;
}
.collector-count {
    position: absolute;
    top: -7px;
    right: -7px;
    min-width: 22px;
    height: 22px;
    padding: 0 6px;
    border: 2px solid #fff;
    border-radius: 999px;
    background: #2563eb;
    color: #fff;
    font-size: 11px;
    font-weight: 800;
    line-height: 18px;
    text-align: center;
}
.collector-help {
    margin: auto 10px 10px;
    padding: 9px 10px;
    border-radius: 14px;
    background: #f8fafc;
    color: #64748b;
    font-size: 11px;
    line-height: 1.45;
}

body.collector-expanded .right-col {
    padding-right: 0;
    transition: none;
}

@media (min-width: 1200px) {
    body {
        padding-right: 0;
    }
    .container {
        margin-left: auto;
        margin-right: auto;
    }
}

.collector-modal {
    position: fixed;
    inset: 0;
    z-index: 99970;
    display: none;
    align-items: center;
    justify-content: center;
    background: rgba(15, 23, 42, 0.46);
    padding: 28px;
}
.collector-modal.show {
    display: flex;
}
.collector-dialog {
    width: min(1120px, 94vw);
    max-height: 88vh;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    border-radius: 18px;
    background: #fff;
    box-shadow: 0 26px 80px rgba(15, 23, 42, 0.28);
}
.collector-modal-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 14px 20px;
    border-bottom: 1px solid #e9eef5;
}
.collector-modal-info {
    min-width: 0;
    display: grid;
    gap: 3px;
}
.collector-modal-title {
    color: #0f2557;
    font-size: 17px;
    font-weight: 800;
}
.collector-modal-tip {
    color: #64748b;
    font-size: 12px;
}
.collector-modal-actions {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-shrink: 0;
}
.collector-modal-close {
    width: 32px;
    height: 32px;
    border: none;
    border-radius: 50%;
    background: #f1f5f9;
    color: #475569;
    cursor: pointer;
    font-size: 18px;
}
.collector-modal-close:hover {
    background: #e2e8f0;
}
.collector-grid {
    flex: 1;
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    align-content: start;
    gap: 12px;
    overflow-y: auto;
    padding: 16px;
    background: #f8fafc;
}
.collector-empty {
    min-height: 260px;
    grid-column: 1 / -1;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #94a3b8;
    font-size: 14px;
}
.collector-thumb {
    position: relative;
    aspect-ratio: 1 / 1;
    min-height: 96px;
    overflow: hidden;
    border: 1px solid #e2e8f0;
    border-radius: 10px;
    background: #fff;
    cursor: zoom-in;
}
.collector-thumb img,
.collector-thumb video {
    width: 100%;
    height: 100%;
    object-fit: contain;
    display: block;
    background: #fff;
}
.collector-thumb-name {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    padding: 18px 8px 6px;
    background: linear-gradient(transparent, rgba(15, 23, 42, 0.72));
    color: #fff;
    font-size: 10px;
    line-height: 1.25;
    opacity: 0;
    transition: opacity 0.16s ease;
    pointer-events: none;
}
.collector-thumb:hover .collector-thumb-name {
    opacity: 1;
}
.collector-delete-item {
    position: absolute;
    right: 7px;
    bottom: 7px;
    width: 26px;
    height: 26px;
    border: none;
    border-radius: 50%;
    background: rgba(239, 68, 68, 0.94);
    color: #fff;
    cursor: pointer;
    font-size: 14px;
    font-weight: 800;
    opacity: 0;
    transform: scale(0.9);
    transition: opacity 0.16s ease, transform 0.16s ease;
}
.collector-thumb:hover .collector-delete-item {
    opacity: 1;
    transform: scale(1);
}
.collector-foot-tip {
    color: #64748b;
    font-size: 12px;
}
.collector-folder-download,
.collector-folder-clear {
    border: none;
    border-radius: 999px;
    padding: 9px 18px;
    background: #2563eb;
    color: #fff;
    font-size: 13px;
    font-weight: 700;
    cursor: pointer;
}
.collector-folder-clear {
    background: #fee2e2;
    color: #b91c1c;
}
.collector-folder-download:disabled,
.collector-folder-clear:disabled {
    background: #cbd5e1;
    color: #fff;
    cursor: not-allowed;
}
.collector-lightbox {
    position: fixed;
    inset: 0;
    z-index: 100000;
    display: none;
    align-items: center;
    justify-content: center;
    background: rgba(12, 14, 18, 0.94);
    padding: 20px;
}
.collector-lightbox.show {
    display: flex;
}
.collector-lightbox img,
.collector-lightbox video {
    max-width: calc(100vw - 40px);
    max-height: calc(100vh - 40px);
    object-fit: contain;
    border-radius: 8px;
    box-shadow: 0 18px 70px rgba(0, 0, 0, 0.55);
    background: #000;
}

@media (max-width: 900px) {
    .collector-sidebar {
        top: 96px;
        right: 0;
        bottom: 130px;
        width: 214px;
    }
    body {
        padding-right: 0;
    }
    .settings-btn {
        right: 32px;
    }
    body.collector-expanded .right-col {
        padding-right: 0;
    }
    .collector-grid {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }
    .collector-modal-head {
        align-items: flex-start;
        flex-direction: column;
    }
}
/* ========== 🗃️ AI生图素材收纳侧边栏 结束 ========== */