Root / src / Dpz.Core.Web / wwwroot / css / mumble.css
/* ==========================================================================
   Mumble (碎碎念) Module Styles
   ========================================================================== */

:root {
    /* Spacing */
    --mumble-spacing-xs: 0.25rem;
    --mumble-spacing-sm: 0.5rem;
    --mumble-spacing-md: 1rem;
    --mumble-spacing-lg: 1.5rem;
    --mumble-spacing-xl: 2rem;

    /* Radius */
    --mumble-radius-sm: 4px;
    --mumble-radius-md: 8px;
    --mumble-radius-lg: 12px;
    --mumble-radius-xl: 16px;

    /* Transitions */
    --mumble-transition-fast: 0.2s ease;
    --mumble-transition-normal: 0.3s ease;

    /* Theme Colors (Follow _variables.css) */
    --mumble-color-primary: var(--color-primary);
    --mumble-color-primary-hover: var(--color-primary-hover);
    --mumble-color-text-main: var(--color-text-main);
    --mumble-color-text-secondary: var(--color-text-secondary);
    --mumble-color-text-muted: var(--color-text-muted);
    --mumble-color-bg-body: var(--color-bg-body);
    --mumble-color-bg-surface: var(--color-bg-surface);
    --mumble-color-bg-surface-alt: var(--color-bg-surface-alt);
    --mumble-color-border: var(--color-border);
    --mumble-color-shadow: var(--color-shadow);
    --mumble-color-shadow-hover: var(--color-shadow);
}

/* Mobile Spacing Optimization */
@media (max-width: 768px) {
    :root {
        --mumble-spacing-md: 0.75rem;
        --mumble-spacing-lg: 1rem;
        --mumble-spacing-xl: 1.25rem;
    }
}

/* ==========================================================================
   Layout
   ========================================================================== */

.mumble-layout {
    display: grid;
    grid-template-columns: 1fr 320px;
    gap: var(--mumble-spacing-xl);
    max-width: 1200px;
    margin: var(--mumble-spacing-xl) auto;
    padding: 0 var(--mumble-spacing-md);
    align-items: start;
}

.mumble-layout__main {
    display: flex;
    flex-direction: column;
    gap: var(--mumble-spacing-lg);
    min-width: 0;
}

@media (max-width: 900px) {
    .mumble-layout {
        display: block;
        padding: 0 var(--mumble-spacing-sm);
    }
    .mumble-layout__sidebar {
        display: none;
    }
}

/* ==========================================================================
   Mumble Card
   ========================================================================== */

.mumble-card {
    background-color: var(--mumble-color-bg-surface);
    border-radius: var(--mumble-radius-lg);
    border: 1px solid var(--mumble-color-border);
    padding: var(--mumble-spacing-lg);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
    transition: all var(--mumble-transition-normal) cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

@media (prefers-color-scheme: dark) {
    .mumble-card {
        box-shadow: 0 2px 12px rgba(0, 0, 0, 0.2);
        border-color: rgba(var(--color-border-rgb), 0.3);
    }
}

@media (max-width: 768px) {
    .mumble-card {
        padding: var(--mumble-spacing-md);
        border-radius: var(--mumble-radius-md);
    }
}

.mumble-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.12);
    border-color: var(--mumble-color-primary);
}

@media (prefers-color-scheme: dark) {
    .mumble-card:hover {
        box-shadow: 0 12px 32px rgba(0, 0, 0, 0.4);
    }
}

.mumble-card--detail:hover {
    transform: none;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
    border-color: var(--mumble-color-border);
}

.mumble-card__header {
    display: flex;
    align-items: center;
    gap: var(--mumble-spacing-md);
    margin-bottom: var(--mumble-spacing-md);
}

.mumble-card__avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--mumble-color-bg-surface-alt);
    background-color: var(--mumble-color-bg-surface-alt);
}

@media (max-width: 768px) {
    .mumble-card__avatar {
        width: 40px;
        height: 40px;
    }
}

.mumble-card__meta {
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.mumble-card__author {
    font-weight: 700;
    font-size: 1rem;
    color: var(--mumble-color-text-main);
    display: flex;
    align-items: center;
    gap: var(--mumble-spacing-sm);
}

.mumble-card__role {
    font-size: 0.75rem;
    padding: 0.1rem 0.5rem;
    border-radius: 999px;
    background-color: var(--mumble-color-bg-surface-alt);
    color: var(--mumble-color-text-secondary);
    font-weight: 500;
}

.mumble-card__time {
    font-size: 0.85rem;
    color: var(--mumble-color-text-muted);
}

.mumble-card__content {
    color: var(--mumble-color-text-main);
    font-size: 1rem;
    line-height: 1.75;
    margin-bottom: var(--mumble-spacing-lg);
    position: relative;
    word-break: break-word;
}

.mumble-card__content.is-collapsed {
    max-height: 300px;
    overflow: hidden;
    mask-image: linear-gradient(to bottom, black 50%, transparent 100%);
    -webkit-mask-image: linear-gradient(to bottom, black 50%, transparent 100%);
}

.mumble-card__content img {
    max-width: 100%;
    height: auto;
    border-radius: var(--mumble-radius-md);
    margin: var(--mumble-spacing-sm) 0;
    box-shadow: 0 2px 4px var(--mumble-color-shadow);
    cursor: zoom-in;
    display: block;
}

.mumble-card__content a {
    color: var(--mumble-color-primary);
    text-decoration: none;
    border-bottom: 1px dashed var(--mumble-color-primary);
}

.mumble-card__read-more {
    display: none;
    text-align: center;
    margin-top: calc(var(--mumble-spacing-md) * -1);
    margin-bottom: var(--mumble-spacing-md);
    position: relative;
    z-index: 10;
}

.mumble-card__read-more.is-expanded {
    margin-top: var(--mumble-spacing-sm);
}

.mumble-card__read-more-btn {
    background-color: var(--mumble-color-bg-surface-alt);
    border: 1px solid var(--mumble-color-border);
    color: var(--mumble-color-text-secondary);
    padding: var(--mumble-spacing-sm) var(--mumble-spacing-xl);
    border-radius: 99px;
    font-size: 0.875rem;
    cursor: pointer;
    transition: all var(--mumble-transition-fast);
}

.mumble-card__read-more-btn:hover {
    background-color: var(--mumble-color-primary);
    color: #fff;
    border-color: var(--mumble-color-primary);
}

.mumble-card__footer {
    display: flex;
    align-items: center;
    gap: var(--mumble-spacing-lg);
    padding-top: var(--mumble-spacing-md);
    border-top: 1px solid var(--mumble-color-bg-surface-alt);
}

.mumble-action {
    display: flex;
    align-items: center;
    gap: var(--mumble-spacing-sm);
    color: var(--mumble-color-text-muted);
    font-size: 0.9rem;
    cursor: pointer;
    background: transparent;
    border: none;
    padding: var(--mumble-spacing-xs) var(--mumble-spacing-sm);
    border-radius: var(--mumble-radius-md);
    transition: all var(--mumble-transition-fast);
    font-family: inherit;
    text-decoration: none;
}

.mumble-action:hover {
    background-color: var(--mumble-color-bg-surface-alt);
    color: var(--mumble-color-primary);
}

.mumble-action--active {
    color: var(--mumble-color-primary);
    background-color: rgba(37, 99, 235, 0.1);
}

/* ==========================================================================
   Comments Section (Universal Adaption)
   ========================================================================== */

.mumble-comments {
    margin-top: var(--mumble-spacing-lg);
    padding-top: var(--mumble-spacing-lg);
    border-top: 1px dashed var(--mumble-color-border);
    animation: mumbleFadeIn var(--mumble-transition-normal);
}

.mumble-comments.is-hidden {
    display: none;
}

@keyframes mumbleFadeIn {
    from { opacity: 0; transform: translateY(-10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Header */
.comment-section__header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--mumble-spacing-md);
}

.comment-section__title {
    font-size: 1rem;
    font-weight: 700;
    margin: 0;
    color: var(--mumble-color-text-main);
}

.comment-section__refresh-btn {
    background: none;
    border: none;
    color: var(--mumble-color-text-muted);
    cursor: pointer;
    transition: color var(--mumble-transition-fast);
}

.comment-section__refresh-btn:hover {
    color: var(--mumble-color-primary);
}

/* Form */
.comment-form {
    background-color: var(--mumble-color-bg-surface-alt);
    padding: var(--mumble-spacing-md);
    border-radius: var(--mumble-radius-md);
    margin-bottom: var(--mumble-spacing-lg);
    border: 1px solid var(--mumble-color-border);
}

.comment-form__header {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: var(--mumble-spacing-md);
    margin-bottom: var(--mumble-spacing-md);
}

.comment-form__group {
    display: flex;
    flex-direction: column;
    gap: var(--mumble-spacing-xs);
}

.comment-form__label {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--mumble-color-text-secondary);
}

.comment-form__input,
.comment-form__editor {
    width: 100%;
    padding: var(--mumble-spacing-sm) var(--mumble-spacing-md);
    border: 1px solid var(--mumble-color-border);
    border-radius: var(--mumble-radius-sm);
    background-color: var(--mumble-color-bg-surface);
    color: var(--mumble-color-text-main);
    font-family: inherit;
    font-size: 0.95rem;
    transition: all var(--mumble-transition-fast);
    box-sizing: border-box;
}

.comment-form__editor {
    min-height: 100px;
    resize: vertical;
    display: block;
}

.comment-form__input:focus,
.comment-form__editor:focus {
    outline: none;
    border-color: var(--mumble-color-primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
}

.comment-form__footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: var(--mumble-spacing-md);
}

.comment-form__actions {
    display: flex;
    gap: var(--mumble-spacing-sm);
}

.comment-form__action-btn {
    color: var(--mumble-color-text-muted);
    background: none;
    border: none;
    padding: var(--mumble-spacing-xs);
    border-radius: var(--mumble-radius-sm);
    cursor: pointer;
    transition: all var(--mumble-transition-fast);
    display: flex;
    align-items: center;
}

.comment-form__action-btn:hover {
    color: var(--mumble-color-primary);
    background-color: rgba(37, 99, 235, 0.1);
}

.comment-form__submit-btn {
    background-color: var(--mumble-color-primary);
    color: #fff;
    border: none;
    padding: var(--mumble-spacing-sm) var(--mumble-spacing-lg);
    border-radius: var(--mumble-radius-sm);
    cursor: pointer;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: var(--mumble-spacing-sm);
    transition: background-color var(--mumble-transition-fast);
}

.comment-form__submit-btn:hover {
    background-color: var(--mumble-color-primary-hover);
}

.comment-form__submit-btn:disabled {
    opacity: 0.7;
    cursor: not-allowed;
}

/* Comment List & Items */
.comment-list {
    display: flex;
    flex-direction: column;
    gap: var(--mumble-spacing-md);
}

.comment-item {
    display: flex;
    gap: var(--mumble-spacing-md);
    animation: mumbleFadeIn 0.5s ease;
}

.comment-item__avatar {
    width: 32px;
    height: 32px;
    flex-shrink: 0;
}

.comment-item__avatar img {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    object-fit: cover;
    border: 1px solid var(--mumble-color-border);
}

.comment-item__body {
    flex: 1;
    background-color: var(--mumble-color-bg-surface-alt);
    padding: var(--mumble-spacing-md);
    border-radius: var(--mumble-radius-md);
    border-top-left-radius: 2px;
    min-width: 0; /* Text wrap fix */
}

.comment-item__header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--mumble-spacing-xs);
    font-size: 0.85rem;
}

.comment-item__date {
    color: var(--mumble-color-text-muted);
}

.comment-item__content {
    font-size: 0.95rem;
    color: var(--mumble-color-text-main);
    line-height: 1.6;
    word-break: break-word;
}

.comment-item__content img {
    max-width: 100%;
    border-radius: var(--mumble-radius-sm);
    margin: var(--mumble-spacing-sm) 0;
}

.comment-item__actions {
    margin-top: var(--mumble-spacing-sm);
    display: flex;
    gap: var(--mumble-spacing-md);
}

.comment-item__reply-btn {
    font-size: 0.8rem;
    color: var(--mumble-color-text-muted);
    background: none;
    border: none;
    padding: 0;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 4px;
}

.comment-item__reply-btn:hover {
    color: var(--mumble-color-primary);
}

/* Replies */
.comment-replies {
    margin-top: var(--mumble-spacing-md);
    padding-left: var(--mumble-spacing-md);
    border-left: 2px solid var(--mumble-color-border);
    display: flex;
    flex-direction: column;
    gap: var(--mumble-spacing-md);
}

/* Load More */
.comment-load-more {
    text-align: center;
    margin-top: var(--mumble-spacing-lg);
}

.comment-load-more__btn {
    background-color: var(--mumble-color-bg-surface);
    border: 1px solid var(--mumble-color-border);
    color: var(--mumble-color-text-secondary);
    padding: var(--mumble-spacing-sm) var(--mumble-spacing-xl);
    border-radius: 99px;
    cursor: pointer;
    transition: all var(--mumble-transition-fast);
}

.comment-load-more__btn:hover {
    border-color: var(--mumble-color-primary);
    color: var(--mumble-color-primary);
}

/* Empty State */
.comment-empty {
    text-align: center;
    padding: var(--mumble-spacing-xl);
    color: var(--mumble-color-text-muted);
}

/* ==========================================================================
   History Widget
   ========================================================================== */

.history-widget {
    background-color: var(--mumble-color-bg-surface);
    border-radius: var(--mumble-radius-lg);
    border: 1px solid var(--mumble-color-border);
    padding: var(--mumble-spacing-lg);
    position: sticky;
    top: var(--mumble-spacing-lg);
}

.history-widget__title {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--mumble-color-text-main);
    margin-top: 0;
    margin-bottom: var(--mumble-spacing-md);
    padding-bottom: var(--mumble-spacing-sm);
    border-bottom: 2px solid var(--mumble-color-bg-surface-alt);
}

.history-widget__list {
    display: flex;
    flex-direction: column;
    gap: var(--mumble-spacing-md);
}

.history-item {
    padding-bottom: var(--mumble-spacing-md);
    border-bottom: 1px dashed var(--mumble-color-border);
    transition: transform var(--mumble-transition-fast);
}

.history-item:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

.history-item:hover {
    transform: translateX(4px);
}

.history-item__content {
    font-size: 0.9rem;
    color: var(--mumble-color-text-secondary);
    margin-bottom: var(--mumble-spacing-xs);
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
    line-height: 1.5;
}

.history-item__time {
    font-size: 0.75rem;
    color: var(--mumble-color-text-muted);
    text-align: right;
    display: block;
    font-style: italic;
}

/* ==========================================================================
   Gallery / Image Grid (九宫格)
   ========================================================================== */

.mumble-card__gallery {
    margin-top: var(--mumble-spacing-md);
}

.mumble-gallery {
    display: grid;
    gap: 4px;
    border-radius: var(--mumble-radius-md);
    overflow: hidden;
}

.mumble-gallery__item {
    position: relative;
    overflow: hidden;
    background-color: var(--mumble-color-bg-surface-alt);
    cursor: pointer;
    aspect-ratio: 1 / 1;
}

.mumble-gallery__item.is-hidden {
    display: none;
}

.mumble-gallery__loading {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--mumble-color-bg-surface-alt);
    color: var(--mumble-color-text-muted);
    font-size: 1.5rem;
    z-index: 1;
    pointer-events: none;
}

.mumble-gallery__item.is-loaded .mumble-gallery__loading {
    display: none;
}

.mumble-gallery__image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--mumble-transition-normal), opacity var(--mumble-transition-fast);
    opacity: 0;
}

.mumble-gallery__item.is-loaded .mumble-gallery__image {
    opacity: 1;
}

.mumble-gallery__item:hover .mumble-gallery__image {
    transform: scale(1.05);
    opacity: 0.9;
}

.mumble-gallery__more {
    background-color: rgba(0, 0, 0, 0.6);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 1.5rem;
    font-weight: bold;
    cursor: default;
}

@media (prefers-color-scheme: dark) {
    .mumble-gallery__more {
        background-color: rgba(0, 0, 0, 0.75);
    }
}

/* Layout: 1 image - Single large */
.mumble-gallery--1 {
    grid-template-columns: 1fr;
    max-width: 400px;
}

.mumble-gallery--1 .mumble-gallery__item {
    aspect-ratio: auto;
    max-height: 500px;
}

.mumble-gallery--1 .mumble-gallery__image {
    object-fit: contain;
    background-color: var(--mumble-color-bg-surface-alt);
}

/* Layout: 2 images - 2 columns */
.mumble-gallery--2 {
    grid-template-columns: repeat(2, 1fr);
    max-width: 500px;
}

/* Layout: 3 images - 3 columns */
.mumble-gallery--3 {
    grid-template-columns: repeat(3, 1fr);
}

/* Layout: 4 images - 2x2 grid */
.mumble-gallery--4 {
    grid-template-columns: repeat(2, 1fr);
    max-width: 500px;
}

/* Layout: 5 images - 3 columns, last row 2 items */
.mumble-gallery--5 {
    grid-template-columns: repeat(3, 1fr);
}

/* Layout: 6 images - 3x2 grid */
.mumble-gallery--6 {
    grid-template-columns: repeat(3, 1fr);
}

/* Layout: 7-9 images - 3x3 grid */
.mumble-gallery--7,
.mumble-gallery--8,
.mumble-gallery--9 {
    grid-template-columns: repeat(3, 1fr);
}

/* Mobile Optimization */
@media (max-width: 768px) {
    .mumble-gallery {
        gap: 3px;
    }
    
    .mumble-gallery--1 {
        max-width: 100%;
    }
    
    .mumble-gallery--1 .mumble-gallery__item {
        max-height: 300px;
    }
    
    .mumble-gallery--2,
    .mumble-gallery--4 {
        max-width: 100%;
    }
    
    /* On mobile, show max 3 columns for better visibility */
    .mumble-gallery--5,
    .mumble-gallery--6,
    .mumble-gallery--7,
    .mumble-gallery--8,
    .mumble-gallery--9 {
        grid-template-columns: repeat(3, 1fr);
    }
}