:root {
    --bg-color: #0f0f0f;
    --panel-bg: #181818;
    --card-bg: #1c1c1c;
    --card-overlay: linear-gradient(180deg, rgba(15, 15, 15, 0) 0%, rgba(15, 15, 15, 0.85) 85%);
    --accent: #ff9f1c;
    --accent-strong: #ffa31a;
    --accent-dark: #cc7a00;
    --text-color: #f5f5f5;
    --muted-color: #b0b0b0;
    --border-color: #2a2a2a;
    --chip-bg: #242424;
    --chip-active-bg: #ff9f1c;
    --chip-active-text: #0b0b0b;
}

.selection-hidden {
    display: none !important;
}

* {
    box-sizing: border-box;
}

body {
    font-family: "Roboto", "PingFang SC", "Noto Sans CJK", -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    margin: 0;
    min-height: 100vh;
    padding: 24px;
}

a {
    color: inherit;
    text-decoration: none;
}

button {
    font-family: inherit;
}

.ph-header {
    background: var(--panel-bg);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 20px 24px;
    display: flex;
    flex-direction: column;
    gap: 16px;
    box-shadow: 0 12px 28px rgba(0, 0, 0, 0.35);
}

.logo-area {
    display: flex;
    align-items: baseline;
    gap: 8px;
}

.logo-highlight {
    font-size: 2rem;
    font-weight: 900;
    color: var(--accent);
    letter-spacing: 1px;
}

.logo-rest {
    font-size: 2rem;
    font-weight: 900;
    color: #ffffff;
}

.logo-subtitle {
    background: rgba(255, 159, 28, 0.18);
    color: var(--accent);
    padding: 2px 10px;
    border-radius: 999px;
    font-size: 0.75rem;
    letter-spacing: 2px;
    text-transform: uppercase;
}

.control-grid {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto auto;
    gap: 16px;
    align-items: center;
}

.search-group {
    position: relative;
    display: flex;
    align-items: center;
    gap: 12px;
}

.search-group::before {
    content: "🔍";
    position: absolute;
    left: 18px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 1rem;
    opacity: 0.6;
    pointer-events: none;
}

#searchInput {
    flex: 1 1 auto;
    width: 100%;
    padding: 12px 16px 12px 46px;
    border-radius: 999px;
    border: 1px solid var(--border-color);
    background-color: #131313;
    color: var(--text-color);
    font-size: 1rem;
    outline: none;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

#searchInput:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(255, 159, 28, 0.2);
}

#externalSearchBtn {
    flex: 0 0 auto;
    padding: 10px 18px;
    border-radius: 999px;
    background: rgba(255, 159, 28, 0.15);
    border: 1px solid rgba(255, 159, 28, 0.35);
    color: var(--accent);
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s ease, transform 0.2s ease, color 0.2s ease;
}

#externalSearchBtn:hover {
    background: rgba(255, 159, 28, 0.28);
    transform: translateY(-1px);
}

#externalSearchBtn:active {
    transform: translateY(0);
}

.select-group {
    display: flex;
    align-items: center;
    gap: 12px;
    background: #131313;
    border-radius: 999px;
    border: 1px solid var(--border-color);
    padding: 10px 16px;
    color: var(--muted-color);
    font-size: 0.95rem;
}

.select-group label {
    font-weight: 600;
}

#sortSelect {
    background: transparent;
    border: none;
    color: var(--text-color);
    font-size: 0.95rem;
    outline: none;
    cursor: pointer;
}

.action-group {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.action-group button {
    border-radius: 999px;
    padding: 10px 18px;
    font-size: 0.95rem;
    font-weight: 600;
    border: 1px solid transparent;
    background: var(--accent);
    color: #0b0b0b;
    cursor: pointer;
    transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.action-group button:hover {
    transform: translateY(-1px);
    box-shadow: 0 10px 20px rgba(255, 159, 28, 0.25);
}

.action-group button:active {
    transform: translateY(0);
    background: var(--accent-dark);
}

.action-group button.secondary {
    background: transparent;
    color: var(--text-color);
    border: 1px solid var(--border-color);
}

.bulk-range {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 14px;
    border-radius: 999px;
    border: 1px solid var(--border-color);
    background: #121212;
}

.bulk-range label {
    font-size: 0.85rem;
    color: var(--muted-color);
}

.bulk-range input[type="number"] {
    width: 70px;
    padding: 6px 8px;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    background: #101010;
    color: var(--text-color);
}

.bulk-range button {
    padding: 8px 16px;
    border-radius: 999px;
    border: none;
    background: var(--accent);
    color: #0b0b0b;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.bulk-range button:hover {
    transform: translateY(-1px);
    box-shadow: 0 10px 18px rgba(255, 159, 28, 0.25);
}

.bulk-range button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    box-shadow: none;
}

.bulk-range.disabled {
    opacity: 0.6;
}

.info-display {
    font-size: 0.9rem;
    color: var(--muted-color);
}

.tag-panel {
    margin-top: 24px;
    background: var(--panel-bg);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 20px 24px;
    display: flex;
    flex-direction: column;
    gap: 20px;
    transition: max-height 0.3s ease, opacity 0.3s ease;
}

.tag-panel.hidden {
    max-height: 0;
    opacity: 0;
    padding: 0 24px;
    overflow: hidden;
    pointer-events: none;
    border-width: 0;
}

.tag-group {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.tag-group-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--muted-color);
}

.tag-group-header h2 {
    font-size: 1.1rem;
    margin: 0;
    color: var(--text-color);
}

.collapse-button {
    background: transparent;
    border: none;
    color: var(--muted-color);
    font-size: 0.85rem;
    cursor: pointer;
    padding: 6px 10px;
    border-radius: 999px;
    transition: color 0.2s ease, background 0.2s ease;
}

.collapse-button:hover {
    color: var(--text-color);
    background: rgba(255, 159, 28, 0.1);
}

.tag-list {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    max-height: 500px;
    transition: max-height 0.3s ease, opacity 0.3s ease, padding 0.3s ease;
}

.tag-list.collapsed {
    max-height: 0;
    opacity: 0;
    overflow: hidden;
    padding-top: 0;
    padding-bottom: 0;
}

.tag-chip {
    padding: 8px 14px;
    border-radius: 999px;
    background: var(--chip-bg);
    border: 1px solid rgba(255, 255, 255, 0.05);
    color: var(--muted-color);
    font-size: 0.85rem;
    cursor: pointer;
    transition: background 0.2s ease, color 0.2s ease, transform 0.2s ease, border-color 0.2s ease;
}

.tag-chip:hover {
    color: var(--text-color);
    border-color: rgba(255, 255, 255, 0.15);
    transform: translateY(-2px);
}

.tag-chip.active {
    background: var(--chip-active-bg);
    color: var(--chip-active-text);
    border-color: transparent;
    box-shadow: 0 10px 20px rgba(255, 159, 28, 0.25);
}

.tag-chip.small {
    padding: 6px 10px;
    font-size: 0.75rem;
}

main {
    margin-top: 32px;
}

.video-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 24px;
}

.card {
    position: relative;
    background: var(--card-bg);
    border-radius: 16px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.card:hover {
    transform: translateY(-6px);
    box-shadow: 0 16px 32px rgba(0, 0, 0, 0.45);
}

.card.selected {
    border-color: rgba(255, 159, 28, 0.75);
    box-shadow: 0 18px 36px rgba(255, 159, 28, 0.18), 0 18px 36px rgba(0, 0, 0, 0.45);
}

.card-link {
    display: flex;
    flex-direction: column;
    position: relative;
    flex: 1;
    color: inherit;
}

.card-select {
    position: absolute;
    top: 12px;
    left: 12px;
    display: none;
    align-items: center;
    gap: 6px;
    padding: 6px 10px;
    border-radius: 999px;
    background: rgba(15, 15, 15, 0.8);
    border: 1px solid rgba(255, 255, 255, 0.08);
    z-index: 3;
}

.card-select input[type="checkbox"] {
    width: 18px;
    height: 18px;
}

.card.selection-mode .card-select {
    display: flex;
}

.card-actions {
    position: absolute;
    top: 12px;
    right: 12px;
    display: flex;
    gap: 8px;
    z-index: 3;
}

.card-action {
    border: none;
    padding: 6px 12px;
    border-radius: 999px;
    font-size: 0.8rem;
    font-weight: 700;
    cursor: pointer;
    transition: transform 0.2s ease, opacity 0.2s ease;
}

.card-action:hover:not(:disabled) {
    transform: translateY(-2px);
}

.card-action:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.card-edit {
    background: linear-gradient(135deg, rgba(99, 234, 203, 0.95), rgba(74, 204, 255, 0.95));
    color: #04161f;
}

.card-edit:hover:not(:disabled) {
    opacity: 0.9;
}

.card-delete {
    background: linear-gradient(135deg, rgba(255, 95, 91, 0.95), rgba(255, 143, 94, 0.95));
    color: #0b0b0b;
}

.card-delete:hover:not(:disabled) {
    opacity: 0.9;
}

.card-search {
    background: linear-gradient(135deg, rgba(255, 159, 28, 0.95), rgba(255, 199, 94, 0.95));
    color: #2b1700;
}

.card-search:hover:not(:disabled) {
    opacity: 0.9;
}

.empty-state {
    text-align: center;
    padding: 60px 24px;
    border-radius: 16px;
    border: 1px dashed var(--border-color);
    background: rgba(19, 19, 19, 0.6);
    color: var(--muted-color);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
}

.empty-state h3 {
    font-size: 1.4rem;
    color: var(--text-color);
    margin: 0;
}

.empty-state p {
    margin: 0;
    font-size: 0.95rem;
}

.empty-import-btn {
    padding: 10px 26px;
    border-radius: 999px;
    border: none;
    background: linear-gradient(135deg, rgba(255, 159, 28, 0.95), rgba(255, 199, 94, 0.95));
    color: #2b1700;
    font-weight: 700;
    cursor: pointer;
    transition: transform 0.2s ease, opacity 0.2s ease;
}

.empty-import-btn:hover:not(:disabled) {
    transform: translateY(-2px);
    opacity: 0.9;
}

.empty-import-btn:disabled {
    opacity: 0.7;
    cursor: not-allowed;
}

.empty-search-link {
    color: var(--accent);
    text-decoration: none;
    font-weight: 600;
}

.empty-search-link:hover {
    text-decoration: underline;
}

.card-img-container {
    position: relative;
    width: 100%;
    aspect-ratio: 2 / 3;
    background: #101010;
    overflow: hidden;
}

.card-img {
    width: 100%;
    height: 100%;
    /* 使用 contain 以避免裁切，确保封面完整展示 */
    object-fit: contain;
    object-position: center;
    background: #101010;
    display: block;
}

.missing-badge {
    position: absolute;
    top: 12px;
    left: 12px;
    background: linear-gradient(135deg, rgba(255, 95, 91, 0.9), rgba(255, 159, 28, 0.9));
    color: #0b0b0b;
    padding: 4px 10px;
    border-radius: 999px;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    box-shadow: 0 6px 16px rgba(255, 95, 91, 0.3);
}

/* 缺图状态下的上传操作按钮 */
.upload-actions {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-top: 12px;
    flex-wrap: wrap;
}

.upload-button {
    padding: 8px 16px;
    border-radius: 999px;
    border: none;
    font-size: 0.85rem;
    font-weight: 600;
    color: #0b0b0b;
    background: linear-gradient(135deg, #ff9f1c, #ffa31a);
    cursor: pointer;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.upload-button:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 12px 24px rgba(255, 159, 28, 0.35);
}

.upload-button:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    box-shadow: none;
}

.upload-actions .upload-hint {
    font-size: 0.8rem;
    color: var(--muted-color);
}

..upload-input {
        position: absolute;
        left: -9999px;
        width: 1px;
        height: 1px;
        opacity: 0;
}

.card-overlay {
    position: absolute;
    inset: 0;
    background: var(--card-overlay);
    pointer-events: none;
}

.card-info {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    padding: 16px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    background: linear-gradient(180deg, rgba(10,10,10,0) 0%, rgba(10,10,10,0.75) 60%, rgba(10,10,10,0.95) 100%);
}

.card-title {
    margin: 0;
    font-size: 1rem;
    font-weight: 700;
    line-height: 1.4;
    color: var(--text-color);
    text-shadow: 0 2px 8px rgba(0,0,0,0.6);
}

.card-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    font-size: 0.82rem;
    color: var(--muted-color);
}

.vid {
    background: rgba(255, 159, 28, 0.22);
    color: var(--accent);
    padding: 3px 8px;
    border-radius: 6px;
    font-weight: 600;
    letter-spacing: 0.5px;
}

.rating {
    display: flex;
    align-items: center;
    gap: 4px;
}

.card-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.card-tag {
    border: none;
    cursor: pointer;
    background: rgba(255, 255, 255, 0.12);
    color: var(--text-color);
    padding: 4px 8px;
    border-radius: 6px;
    font-size: 0.72rem;
    line-height: 1.2;
    transition: background 0.2s ease;
}

.card-tag.actor {
    background: rgba(255, 95, 91, 0.28);
    color: #ffd9d8;
}

.card-tag:hover {
    background: rgba(255, 255, 255, 0.25);
}

.loader {
    border: 5px solid rgba(255, 255, 255, 0.08);
    border-top: 5px solid var(--accent);
    border-radius: 50%;
    width: 52px;
    height: 52px;
    animation: spin 1s linear infinite;
    margin: 60px auto;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 12px;
    margin: 36px 0;
    flex-wrap: wrap;
}

.pagination button,
.pagination .current,
.pagination .dots {
    padding: 8px 16px;
    border-radius: 999px;
    border: 1px solid transparent;
    background: rgba(255, 255, 255, 0.08);
    color: var(--muted-color);
    font-size: 0.9rem;
    cursor: pointer;
    transition: background 0.2s ease, color 0.2s ease, transform 0.2s ease;
}

.pagination button:hover:not(:disabled) {
    background: var(--accent);
    color: #0b0b0b;
}

.pagination .current {
    background: var(--accent);
    color: #0b0b0b;
    font-weight: 700;
    cursor: default;
}

.pagination button:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

.pagination .dots {
    cursor: default;
}

/* ================ 媒体查询，兼顾移动端 ================ */

@media (max-width: 1024px) {
    body {
        padding: 20px;
    }

    .control-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .action-group {
        justify-content: flex-end;
    }
}

@media (max-width: 768px) {
    body {
        padding: 16px;
    }

    .ph-header {
        padding: 18px;
        gap: 14px;
    }

    .control-grid {
        grid-template-columns: 1fr;
    }

    .action-group {
        justify-content: center;
        gap: 10px;
    }

    .bulk-range {
        flex-wrap: wrap;
        justify-content: center;
    }

    .tag-panel {
        padding: 18px;
    }

    .tag-panel.hidden {
        padding: 0 18px;
    }

    .video-grid {
        gap: 18px;
        grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    }
}

@media (max-width: 520px) {
    body {
        padding: 12px;
    }

    .logo-area {
        flex-wrap: wrap;
    }

    .logo-highlight,
    .logo-rest {
        font-size: 1.6rem;
    }

    .control-grid {
        gap: 12px;
    }

    .action-group {
        flex-direction: column;
        gap: 10px;
    }

    .action-group button {
        width: 100%;
        text-align: center;
    }

    .bulk-range {
        width: 100%;
    }

    .tag-panel {
        border-radius: 12px;
    }

    .tag-list {
        gap: 8px;
    }

    .tag-chip {
        font-size: 0.8rem;
        padding: 6px 10px;
    }

    .video-grid {
        grid-template-columns: 1fr;
    }

}
.action-group .danger {
    background: linear-gradient(135deg, #ff5a5f, #ff6f61);
    color: #0b0b0b;
    box-shadow: 0 10px 20px rgba(255, 95, 91, 0.2);
}

.action-group .danger:hover {
    box-shadow: 0 12px 24px rgba(255, 95, 91, 0.3);
}