/* 管理后台视口边界：document 不滚动，各个工作区和面板独立滚动。 */
:root {
    --app-ink: #202020;
    --app-muted: #737373;
    --app-surface: #ffffff;
    --app-subtle: #f5f5f5;
    --app-border: #e5e5e5;
    --app-inverse: #ffffff;
    --app-shadow: #00000018;
    --app-danger: #b42318;
    --app-success: #447454;
}
:root[data-theme='dark'] {
    --app-ink: #ededed;
    --app-muted: #a3a3a3;
    --app-surface: #1c1c1c;
    --app-subtle: #252525;
    --app-border: #363636;
    --app-inverse: #171717;
    --app-shadow: #00000055;
    --app-danger: #ee8b83;
    --app-success: #91ba9b;
}
html,
body,
#app,
.app-provider {
    height: 100%;
    min-height: 0;
    overflow: hidden;
}
html {
    background: var(--app-surface);
}
body {
    margin: 0;
}
.admin-layout {
    height: 100dvh;
    overflow: hidden;
}
.admin-main {
    min-width: 0;
    height: 100%;
}
.admin-main > .n-layout-scroll-container {
    height: 100%;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}
.admin-sider {
    height: 100%;
}
.admin-brand {
    display: flex;
    align-items: center;
    gap: 12px;
    height: 74px;
    padding: 0 20px;
    color: var(--app-ink);
    white-space: nowrap;
}
.admin-brand > svg {
    flex-shrink: 0;
}
.admin-brand span {
    font-size: 15px;
    font-weight: 600;
}
.admin-brand small {
    display: block;
    font-size: 8px;
    letter-spacing: 1px;
    font-weight: 400;
    color: var(--app-muted);
    margin-top: 3px;
}
.admin-topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-shrink: 0;
    height: 44px;
    padding: 0 20px;
    gap: 12px;
}
.theme-select {
    width: 120px;
}
.admin-content {
    flex: 1;
    min-height: 0;
    min-width: 0;
    overflow: hidden;
    outline: none;
}
.project-frame {
    display: flex;
    flex-direction: column;
    height: 100%;
    min-height: 0;
    overflow: hidden;
}
.project-header {
    flex-shrink: 0;
    padding: 9px 20px;
    background: var(--app-surface);
    border-bottom: 1px solid var(--app-border);
}
.project-header .n-page-header__main,
.project-header .n-page-header__title {
    min-width: 0;
}
.project-title {
    max-width: min(58vw, 980px);
    font-size: 16px;
    font-weight: 600;
}
.project-notices.n-scrollbar {
    flex-shrink: 0;
    height: auto;
    max-height: 100px;
    overflow: hidden;
}
.project-notices-content {
    padding: 8px 24px;
    display: grid;
    gap: 5px;
}
.project-notices .n-alert {
    padding: 7px 12px;
    font-size: 12px;
}
.project-view {
    flex: 1;
    min-height: 0;
    overflow: hidden;
}
.workspace-page {
    position: relative;
    height: 100%;
    display: flex;
    flex-direction: column;
    min-height: 0;
    overflow: hidden;
}
.workspace-heading-scroll.n-scrollbar {
    flex-shrink: 0;
    height: auto;
    max-height: min(35dvh, 260px);
    overflow: hidden;
}
.workspace-heading {
    padding: 16px 24px 12px;
}
/* 常用工具固定在滚动区外；低频操作使用局部抽屉，不叠加占高面板。 */
.content-first-workspace .workspace-heading {
    padding: 8px 20px;
}
.content-first-workspace .workspace-split {
    padding: 0 20px 12px;
    gap: 8px;
}
.content-first-workspace .workspace-scroll-content {
    padding: 0 20px 16px;
}
.workspace-toolbar {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 8px 16px;
    min-height: 34px;
}
.toolbar-episode {
    display: flex;
    align-items: center;
    gap: 8px;
    flex: 0 1 340px;
    min-width: 180px;
    font-size: 12px;
}
.toolbar-episode > span {
    flex-shrink: 0;
    color: var(--app-muted);
}
.toolbar-episode .n-select {
    min-width: 0;
}
.toolbar-metrics,
.toolbar-summary {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 8px 16px;
    color: var(--app-muted);
    font-size: 12px;
    line-height: 1.6;
}
.toolbar-actions {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
    margin-left: auto;
}
.toolbar-type-filter {
    width: 152px;
}
.workspace-tools-drawer {
    max-width: 100%;
}
.workspace-tools-heading {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    width: 100%;
    font-size: 15px;
}
.workspace-tools-body {
    padding: 20px;
}
.workspace-tools-body .storyboard-controls,
.workspace-tools-body .production-controls {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: 16px;
    margin-block: 20px;
}
.workspace-tools-body .storyboard-coverage {
    margin-block: 20px;
}
.workspace-tools-body .generation-row {
    display: block;
}
.workspace-tools-body .generation-row > div + div {
    margin-top: 14px;
}
.workspace-tools-body .production-pipeline {
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 230px), 1fr));
}
.workspace-inline-status {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 8px 16px;
    padding: 7px 12px;
    flex-shrink: 0;
    border: 1px solid var(--app-border);
    border-radius: 4px;
    background: var(--app-subtle);
    font-size: 12px;
}
.confirm-action {
    display: inline-flex;
    align-items: center;
    max-width: 100%;
}
.production-pipeline-card > .confirm-action {
    margin-block: 16px 4px;
}
.gallery-workspace-page .form-image-filter-region {
    margin-block: 10px 0;
}
.workspace-heading h2 {
    font-size: 16px;
}
.workspace-heading .text-sm {
    font-size: 12px;
}
.workspace-heading .production-controls {
    gap: 12px;
}
.workspace-heading .n-input-number {
    width: 100%;
}
.workspace-scroll {
    flex: 1;
    min-height: 0;
}
.workspace-scroll-content {
    padding: 4px 24px 24px;
}
.workspace-scroll > .n-scrollbar-container {
    overscroll-behavior: contain;
}
.workspace-split {
    display: flex;
    flex-direction: column;
    flex: 1;
    min-height: 0;
    overflow: hidden;
    padding: 4px 24px 20px;
    gap: 12px;
}
.workspace-split > .my-6 {
    margin: 0;
    flex-shrink: 0;
}
.workspace-feedback.n-scrollbar {
    flex-shrink: 0;
    height: auto;
    max-height: min(24dvh, 160px);
    overflow: hidden;
}
.workspace-feedback .n-alert + .n-alert {
    margin-top: 8px;
}
.script-section {
    flex: 1;
    display: flex;
    flex-direction: column;
    min-height: 0;
}
.script-section > :first-child {
    flex-shrink: 0;
}
.script-section > :first-child .n-tabs {
    flex: 1;
    min-width: 220px;
    width: auto;
}
.script-section .content-with-history {
    flex: 1;
    height: auto;
    min-height: 0;
}
.script-workspace-page .workspace-split > :not(.script-section) {
    flex-shrink: 0;
}
.storyboard-workspace-page .storyboard-workspace {
    flex: 1;
    height: auto;
    min-height: 0;
    overflow: hidden;
}
.storyboard-coverage {
    flex-shrink: 0;
}
.overview-content {
    padding-bottom: 8px;
}
.workspace-loading {
    display: grid;
    place-content: center;
    height: 100%;
}
.production-workspace,
.identity-workspace {
    flex: 1;
    min-height: 0;
    align-items: stretch;
    overflow: hidden;
}
.production-workspace,
.identity-workspace,
.storyboard-workspace {
    grid-template-columns: clamp(240px, 22%, 280px) minmax(0, 1fr);
}
.production-shot-list {
    max-height: none;
    overflow: hidden;
    min-height: 0;
}
.production-workspace > article {
    overflow: hidden;
    min-height: 0;
    overscroll-behavior: contain;
}
.identity-workspace > div {
    min-height: 0;
    overflow: hidden;
    overscroll-behavior: contain;
}
.identity-subject-list {
    max-height: none;
    min-height: 0;
    flex: 1;
}
.storyboard-workspace {
    height: clamp(360px, 65dvh, 850px);
    min-height: 0;
}
.storyboard-workspace > article,
.storyboard-workspace .shot-list {
    overflow: hidden;
    min-height: 0;
    height: 100%;
    max-height: none;
}
/* 目录统一为固定标题／筛选区和独立滚动列表；不再依赖按钮的默认行高与内边距。 */
.directory-panel {
    display: flex;
    flex-direction: column;
    min-width: 0;
    min-height: 0;
    padding: 0;
    overflow: hidden;
    background: var(--app-subtle);
}
.directory-heading {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    flex-shrink: 0;
    gap: 8px;
    padding: 18px 16px 14px;
    font-size: 11px;
    color: var(--app-muted);
}
.directory-heading h3 {
    font-size: 13px;
    font-weight: 600;
    color: var(--app-ink);
}
.directory-heading h3 span {
    margin-left: 8px;
    font-size: 11px;
    font-weight: 400;
    color: var(--app-muted);
}
.directory-filters {
    display: grid;
    gap: 10px;
    padding: 0 12px 12px;
    flex-shrink: 0;
    border-bottom: 1px solid var(--app-border);
}
.directory-filters > * {
    min-width: 0;
}
.directory-scroll {
    flex: 1;
}
.directory-list-content {
    display: flex;
    flex-direction: column;
    gap: 8px;
    padding: 8px 10px 16px;
}
.directory-group-heading {
    flex-shrink: 0;
    padding: 14px 6px 2px;
    font:
        11px/1.6 ui-monospace,
        monospace;
    color: var(--app-muted);
}
.directory-group-heading:first-child {
    padding-top: 2px;
}
.n-button.directory-item {
    display: flex;
    flex-shrink: 0;
    width: 100%;
    height: auto;
    min-height: 88px;
    padding: 12px 14px;
    border-radius: 5px;
    white-space: normal;
    text-align: left;
}
.n-button.directory-item .n-button__content {
    display: block;
    width: 100%;
    min-width: 0;
}
.directory-item-body {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 7px;
    min-width: 0;
}
.directory-item-eyebrow {
    font:
        11px/1.5 ui-monospace,
        monospace;
    color: var(--app-muted);
    overflow-wrap: anywhere;
}
.directory-item-title {
    font-size: 13px;
    line-height: 1.7;
    font-weight: 500;
    color: var(--app-ink);
    overflow-wrap: anywhere;
}
.directory-item-meta {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 6px 8px;
    color: var(--app-muted);
    font-size: 11px;
    line-height: 1.7;
    overflow-wrap: anywhere;
}
.directory-status {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 1px 5px;
    border: 1px solid var(--app-border);
    border-radius: 3px;
}
.directory-status svg {
    flex-shrink: 0;
}
.n-button.directory-item.selected {
    background: var(--app-surface);
    box-shadow: inset 3px 0 var(--app-ink);
}
.n-button.directory-item:focus-visible {
    outline: 2px solid var(--app-ink);
    outline-offset: -2px;
}
/* Tabs 的默认整行宽度限制在左侧网格内，导出按钮始终处于同一行右端。 */
.result-toolbar {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 16px;
}
.result-toolbar > .n-tabs {
    min-width: 0;
}
.result-toolbar > .n-button {
    justify-self: end;
    white-space: nowrap;
}
.result-toolbar .n-tabs-tab__label {
    display: inline-flex;
    gap: 6px;
}
/* 筛选按内容区的实际宽度换行，避免侧栏展开后下拉框把其他控件挤到下一行。 */
.form-image-filter-region {
    container-type: inline-size;
    margin-block: 16px;
}
.form-image-filters {
    display: grid;
    grid-template-columns: minmax(200px, 360px) 152px minmax(260px, 1fr) auto;
    align-items: center;
    gap: 12px 16px;
}
.form-image-filters > * {
    min-width: 0;
}
.filter-toggles {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px 16px;
    font-size: 12px;
}
.filter-toggles .n-checkbox__label {
    white-space: nowrap;
}
.filter-result-count {
    justify-self: end;
    color: var(--app-muted);
    font-size: 12px;
    white-space: nowrap;
}
@container (max-width: 900px) {
    .form-image-filters {
        grid-template-columns: minmax(0, 1fr) 152px;
    }
}
@container (max-width: 460px) {
    .form-image-filters {
        grid-template-columns: minmax(0, 1fr) 120px;
        column-gap: 10px;
    }
}
.content-with-history {
    height: clamp(360px, 66dvh, 850px);
    min-height: 0;
    grid-template-columns: minmax(0, 1fr) 207px;
}
.content-with-history > main,
.content-with-history > aside {
    min-height: 0;
    overflow: hidden;
    overscroll-behavior: contain;
}
/* 连续阅读区保留双栏，执行记录按需展开，不挤占默认阅读宽度。 */
.script-section .n-tabs-tab__label {
    display: inline-flex;
    align-items: center;
    gap: 8px;
}
.script-section .content-with-history.history-hidden {
    grid-template-columns: minmax(0, 1fr);
    grid-template-rows: minmax(0, 1fr);
}
.episode-reader {
    display: grid;
    grid-template-columns: clamp(190px, 22%, 240px) minmax(0, 1fr);
    height: 100%;
    min-height: 0;
    min-width: 0;
    overflow: hidden;
    container-type: inline-size;
}
.reader-directory {
    display: flex;
    flex-direction: column;
    min-height: 0;
    min-width: 0;
    background: var(--app-subtle);
    border-right: 1px solid var(--app-border);
}
.reader-directory-heading {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-shrink: 0;
    gap: 8px;
    padding: 22px 20px 14px;
    font-size: 13px;
}
.reader-directory-heading h3 {
    font-weight: 600;
}
.reader-directory-heading span {
    font-size: 11px;
    color: var(--app-muted);
    white-space: nowrap;
}
.reader-directory-scroll {
    flex: 1;
}
.reader-directory-content {
    display: flex;
    flex-direction: column;
    gap: 6px;
    padding: 4px 10px 18px;
}
.n-button.reader-episode-link {
    flex-shrink: 0;
    height: auto;
    min-height: 64px;
    padding: 12px 14px;
    border-radius: 5px;
    color: var(--app-muted);
    white-space: normal;
    text-align: left;
}
.n-button.reader-episode-link .n-button__content {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 5px;
    width: 100%;
    min-width: 0;
}
.reader-episode-label {
    font-size: 13px;
    font-weight: 600;
    line-height: 1.5;
}
.reader-episode-title {
    font-size: 12px;
    line-height: 1.6;
    overflow-wrap: anywhere;
}
.n-button.reader-episode-link.active {
    background: var(--app-surface);
    color: var(--app-ink);
    box-shadow: inset 3px 0 var(--app-ink);
}
.reader-page {
    min-width: 0;
    min-height: 0;
    overflow: hidden;
    background: var(--app-surface);
}
.reader-scroll .n-scrollbar-container:focus-visible {
    outline: 2px solid var(--app-ink);
    outline-offset: -3px;
}
.reader-content {
    max-width: 900px;
    margin-inline: auto;
    padding: 32px clamp(24px, 5cqw, 64px);
}
.reader-chapter + .reader-chapter {
    margin-top: 48px;
    border-top: 1px solid var(--app-border);
    padding-top: 36px;
}
.reader-chapter:last-child {
    /* 末集较短时仍可定位到阅读线，不必把倒数第二集误认为当前集。 */
    min-height: max(160px, calc(var(--reader-height) - 64px));
}
.reader-chapter-heading {
    margin-bottom: 24px;
}
.reader-chapter-heading p {
    color: var(--app-muted);
    font-size: 13px;
    font-weight: 500;
    margin-bottom: 10px;
}
.reader-chapter-heading h2 {
    font-size: clamp(18px, 2cqw, 24px);
    font-weight: 600;
    line-height: 1.6;
    overflow-wrap: anywhere;
}
@media (max-width: 1000px) {
    .episode-reader {
        grid-template-columns: 180px minmax(0, 1fr);
    }
}
@media (max-width: 600px) {
    .episode-reader {
        grid-template-columns: 112px minmax(0, 1fr);
    }
    .reader-directory-heading {
        padding: 16px 12px 12px;
        flex-wrap: wrap;
    }
    .reader-directory-content {
        padding-inline: 6px;
    }
    .n-button.reader-episode-link {
        padding: 12px 10px;
    }
    .reader-content {
        padding-inline: 18px;
    }
}
/* 面板只负责尺寸与裁切；滚动和深浅主题滚动条统一交给 Naive UI。 */
.panel-scroll.n-scrollbar {
    height: 100%;
    min-height: 0;
    min-width: 0;
    overflow: hidden;
}
.n-scrollbar > .n-scrollbar-container {
    overscroll-behavior: contain;
}
.production-shot-list,
.production-detail,
.storyboard-detail,
.shot-list,
.content-with-history > main {
    min-width: 0;
    min-height: 0;
}
.history-panel,
.production-shot-list,
.shot-list {
    padding: 0;
}
.history-content {
    padding: 23px 21px;
}
.image-history.n-scrollbar,
.table-scroll.n-scrollbar {
    height: auto;
    overflow: hidden;
}
.image-history-content {
    display: flex;
    gap: 12px;
    padding: 4px 4px 8px;
    width: max-content;
}
.code-scroll.n-scrollbar {
    height: auto;
    max-height: 420px;
    overflow: hidden;
}
.code-scroll .json-view,
.code-scroll .storyboard-json {
    max-height: none;
    overflow: visible;
}
.project-table-area {
    flex: 1;
    min-height: 0;
}
.project-data-table {
    height: 100%;
}
.project-data-table .n-data-table-base-table {
    flex: 1;
    min-height: 0;
}
.project-index-heading {
    margin: 0;
}
.project-index-heading h1 {
    font-size: 22px;
    font-weight: 600;
}
.project-index-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 4px;
}
.project-search {
    width: 240px;
}
.project-name-cell {
    display: block;
    min-width: 0;
}
.project-name-cell strong,
.project-name-cell small {
    display: block;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.project-name-cell small {
    color: var(--app-muted);
    margin-top: 4px;
    font-size: 11px;
}
.app-dialog {
    max-width: calc(100vw - 32px);
    max-height: calc(100dvh - 32px);
}
.app-dialog .n-card-header {
    flex-shrink: 0;
}
.dialog-body-scroll {
    max-height: calc(100dvh - 154px);
}
.app-dialog .n-card__content {
    min-height: 0;
}
.dialog-footer {
    display: flex;
    justify-content: flex-end;
    gap: 8px;
    padding-top: 16px;
}
.asset-image .n-image {
    width: 100%;
    height: 100%;
    min-height: 0;
    display: flex;
    justify-content: center;
}
.asset-image .n-image img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}
.n-button__content {
    gap: 6px;
}
.n-button:disabled {
    opacity: 1;
}
.n-button.casting-item,
.n-button.image-history-item {
    height: auto;
    white-space: normal;
}
.n-button.image-history-item .n-button__content {
    display: block;
    width: 100%;
    text-align: left;
    overflow: hidden;
}
.n-button.casting-item .n-button__content {
    width: 100%;
    justify-content: space-between;
}
.search-field {
    padding: 0;
    border: 0;
    background: transparent;
    min-width: 180px;
}
.search-field input {
    width: 100%;
    font-size: inherit;
}
.select-control {
    min-width: 130px;
}
.n-checkbox {
    align-items: flex-start;
}
.n-checkbox .n-checkbox__label {
    white-space: normal;
}
.n-alert {
    line-height: 1.8;
}
.n-collapse.panel {
    padding: 16px;
}
.n-table.project-table th {
    background: var(--app-subtle);
}
.empty-state {
    min-height: 200px;
    padding: 40px 20px;
}
.production-video {
    background: #080808;
}
.button-primary {
    color: var(--app-inverse);
}
.skip-link:focus {
    z-index: 3000;
}
@media (max-width: 1000px) {
    .project-title {
        max-width: 44vw;
    }
    .production-controls {
        grid-template-columns: minmax(130px, 1fr) 90px;
    }
    .content-with-history {
        grid-template-columns: minmax(0, 1fr) 180px;
    }
}
@media (max-width: 760px) {
    .admin-topbar {
        padding: 0 10px;
    }
    .admin-sider:not(.n-layout-sider--collapsed) {
        position: absolute;
        top: 44px;
        bottom: 0;
        z-index: 20;
        box-shadow: 6px 0 24px var(--app-shadow);
    }
    .project-header {
        padding: 8px 12px;
    }
    .project-title {
        max-width: 37vw;
        font-size: 14px;
    }
    .project-header .n-page-header__extra {
        margin-left: 6px;
    }
    .project-header .n-tag {
        display: none;
    }
    .workspace-heading {
        padding: 12px;
    }
    .content-first-workspace .workspace-heading {
        padding: 8px 12px;
    }
    .content-first-workspace .workspace-split,
    .content-first-workspace .workspace-scroll-content {
        padding: 0 12px 12px;
    }
    .toolbar-episode {
        flex: 1;
    }
    .toolbar-actions {
        gap: 8px;
    }
    .workspace-tools-body {
        padding: 14px;
    }
    .workspace-scroll-content,
    .workspace-split {
        padding: 0 12px 12px;
    }
    .workspace-heading .production-controls {
        grid-template-columns: minmax(100px, 1fr) 80px;
    }
    .production-workspace,
    .storyboard-workspace {
        grid-template-columns: minmax(0, 1fr);
        grid-template-rows: 184px minmax(0, 1fr);
    }
    .directory-panel {
        height: 100%;
        border-right: 0;
        border-bottom: 1px solid var(--app-border);
    }
    .directory-heading {
        padding: 12px 14px 8px;
    }
    .directory-list-content {
        flex-direction: row;
        width: max-content;
        align-items: stretch;
        padding-bottom: 12px;
    }
    .n-button.directory-item {
        width: 228px;
        min-height: 104px;
    }
    .directory-group-heading {
        display: none;
    }
    .identity-workspace {
        grid-template-columns: minmax(0, 1fr);
        grid-template-rows: 250px minmax(0, 1fr);
        gap: 10px;
    }
    .directory-filters {
        grid-template-columns: minmax(0, 1fr) 120px;
    }
    .storyboard-controls {
        grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    }
    .content-with-history {
        grid-template-columns: minmax(0, 1fr);
        grid-template-rows: minmax(0, 1fr) 130px;
    }
    .history-panel {
        overflow: hidden;
        min-height: 0;
    }
    .project-search {
        width: 100%;
    }
    .project-index-toolbar .n-radio-group {
        width: 100%;
    }
    .production-pipeline {
        grid-template-columns: 1fr;
    }
}