.bookmarks-header {
    text-align: center;
    margin-bottom: 30px;
}

.bookmarks-header h2 {
    color: #1b98f8;
    margin-bottom: 10px;
}

.hint {
    color: #666;
    font-size: 0.9em;
}

.bookmark-group {
    margin-bottom: 30px;
    border: 1px solid #ddd;
    border-radius: 8px;
    padding: 20px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
    background-color: #fff;
}

.video-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
    flex-wrap: wrap;
    gap: 15px;
}

.header-content {
    display: flex;
    align-items: center;
    gap: 15px;
    flex: 1;
}

.header-thumbnail {
    min-width: 120px;
    width: 120px;
    height: 68px;
    overflow: hidden;
    border-radius: 4px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.header-thumbnail img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.header-thumbnail:hover img {
    transform: scale(1.05);
}

.header-details {
    flex: 1;
}

.header-details h3 {
    margin: 0 0 5px 0;
    font-size: 1.3em;
    color: #333;
}

.video-actions {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.video-title {
    text-decoration: none;
    font-size: 1em;
}

.action-button {
    padding: 6px 12px;
    border-radius: 4px;
    border: 1px solid #ddd;
    background-color: #f5f5f5;
    color: #333;
    font-size: 0.9rem;
    cursor: pointer;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 5px;
    transition: background-color 0.2s ease;
}

.action-button:hover {
    background-color: #e5e5e5;
}

.watch-button {
    background-color: #1976D2;
    color: white;
    border-color: #1976D2;
}

.watch-button:hover {
    background-color: #1565C0;
}

.timestamp-container {
    display: flex;
    align-items: center;
    gap: 8px;
}

.timestamp-link {
    display: inline-flex;
    align-items: center;
    color: #1976D2;
    text-decoration: none;
    /* font-weight: bold; */
    font-size: 1rem;
    gap: 8px;
    white-space: nowrap;
    min-width: 70px;
}

.timestamp-link:hover {
    text-decoration: none;
    font-weight: bold;
}

.bookmarks-label {
    margin-top: 20px;
    margin-bottom: 10px;
    padding-top: 15px;
    border-top: 1px solid #eee;
    color: #555;
    font-size: 1.1rem;
}

.bookmark-item {
    background-color: #f9f9f9;
    padding: 12px 15px;
    margin-bottom: 10px;
    border-radius: 6px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    position: relative;
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.bookmarks .bookmark-item:last-child {
    margin-bottom: 0;
}

.bookmark-controls {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
}

.comment-display, .comment-form {
    flex: 1;
}

.comment-display {
    font-style: italic;
    color: #555;
    padding: 5px 8px;
    background-color: rgba(0, 0, 0, 0.03);
    border-radius: 4px;
    margin: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.bookmark-actions {
    display: flex;
    gap: 6px;
    margin-left: auto;
}

.comment-form {
    display: none;
    align-items: center;
    gap: 8px;
}

.comment-textarea {
    flex: 1;
    padding: 5px 8px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-family: inherit;
    font-size: 0.9rem;
    height: 32px;
}

.edit-button, .delete-button, .save-button, .cancel-button {
    background: none;
    border: none;
    cursor: pointer;
    padding: 6px;
    font-size: 0.85em;
    border-radius: 4px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 30px;
    height: 30px;
    transition: background-color 0.2s ease;
}

.edit-button {
    color: #1976D2;
    background-color: rgba(25, 118, 210, 0.1);
}

.edit-button:hover {
    background-color: rgba(25, 118, 210, 0.2);
}

.delete-button {
    color: #e53935;
    background-color: rgba(229, 57, 53, 0.1);
}

.delete-button:hover {
    background-color: rgba(229, 57, 53, 0.2);
}

.save-button {
    color: #43a047;
    background-color: rgba(67, 160, 71, 0.1);
}

.save-button:hover {
    background-color: rgba(67, 160, 71, 0.2);
}

.cancel-button {
    color: #757575;
    background-color: rgba(117, 117, 117, 0.1);
}

.cancel-button:hover {
    background-color: rgba(117, 117, 117, 0.2);
}

.form-buttons {
    display: flex;
    gap: 8px;
    margin-top: 8px;
    justify-content: flex-end;
}

.creator {
    font-size: 0.9em;
    color: #666;
    margin-bottom: 12px;
}

/* Video Container Styles */
.video-container {
    margin-bottom: 20px;
}

.video-wrapper {
    position: relative;
    padding-bottom: 56.25%; /* 16:9 Aspect Ratio */
    height: 0;
    overflow: hidden;
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.video-wrapper iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: 0;
}

/* Modal Styles */
.modal {
    display: none;
    position: fixed;
    z-index: 9999;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0, 0, 0, 0.6);
}

.modal-content {
    background-color: #fefefe;
    margin: 5% auto;
    padding: 20px;
    border-radius: 8px;
    width: 80%;
    max-width: 800px;
    max-height: 80vh;
    overflow-y: auto;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid #eee;
    padding-bottom: 10px;
    margin-bottom: 15px;
}

.modal-title {
    font-size: 1.5em;
    color: #333;
    margin: 0;
}

.close-button {
    background: none;
    border: none;
    font-size: 1.5em;
    cursor: pointer;
    color: #999;
}

.modal-body {
    margin-bottom: 20px;
}

.loading {
    text-align: center;
    padding: 20px;
}

.loading-spinner {
    border: 4px solid #f3f3f3;
    border-top: 4px solid #1b98f8;
    border-radius: 50%;
    width: 30px;
    height: 30px;
    animation: spin 1s linear infinite;
    margin: 0 auto 10px;
}

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

/* Dark Theme Support */
.dark-theme .bookmark-group {
    background-color: #292929;
    border-color: #444;
}

.dark-theme .video-header h3,
.dark-theme .bookmarks-label {
    color: #e0e0e0;
}

.dark-theme .timestamp-button,
.dark-theme .timestamp-button i,
.dark-theme .jump-text,
.dark-theme .jump-text i {
    color: #64B5F6;
}

.dark-theme .comment-display {
    background-color: rgba(255, 255, 255, 0.05);
    color: #bbb;
}

.dark-theme .bookmark-item {
    background-color: #2c2c2c;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
}

.dark-theme .edit-button {
    color: #64B5F6;
}

.dark-theme .delete-button {
    color: #ef5350;
}

.dark-theme .save-button {
    color: #66BB6A;
}

.dark-theme .cancel-button {
    color: #9E9E9E;
}

.dark-theme .creator {
    color: #aaa;
}

.dark-theme .modal-content {
    background-color: #292929;
}

.dark-theme .modal-title {
    color: #e0e0e0;
}

.dark-theme .modal-header {
    border-bottom-color: #444;
}

.dark-theme .loading-spinner {
    border-color: #444;
    border-top-color: #64B5F6;
}

.dark-theme .hint {
    color: #aaa;
}

.dark-theme .header-details h3 {
    color: #e0e0e0;
}

.dark-theme .header-thumbnail {
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.dark-theme .comment-form {
    background-color: #2c2c2c;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
}

.dark-theme .comment-textarea {
    background-color: #333;
    border-color: #444;
    color: #eee;
}

.no-bookmarks {
    text-align: center;
    padding: 20px;
    background-color: #f9f9f9;
    border-radius: 8px;
    color: #666;
}

.dark-theme .no-bookmarks {
    background-color: #333;
    color: #aaa;
}

@media (max-width: 768px) {
    .bookmark-controls {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .bookmark-actions {
        margin-left: 0;
        margin-top: 8px;
    }
    
    .comment-display {
        width: 100%;
        white-space: normal;
        margin-top: 8px;
    }
    
    .comment-form {
        width: 100%;
        margin-top: 8px;
    }
}