/**
 * 全能媒体下载器 - 页面样式
 * 统一使用主题 CSS 变量，自动适配浅色 / 深色模式。
 * 类名前缀统一为 .galaxy-
 */

/* ==================== 基础布局 ==================== */
.galaxy {
    --galaxy-radius: var(--border-radius, 10px);
    --galaxy-radius-sm: var(--border-radius-sm, 6px);
    --galaxy-accent: var(--theme-color, #3b82f6);
    --galaxy-accent-contrast: #fff;
    /* 以下变量可在「AeroCore 页面模板设置」中自定义；未设置时回退到主题变量，自动适配深色模式 */
    --galaxy-btn-bg: var(--galaxy-accent);
    --galaxy-title-color: var(--galaxy-text);
    --galaxy-link-color: var(--galaxy-accent);
    --galaxy-link-text-color: var(--galaxy-text-muted);
    --galaxy-icon-color: var(--galaxy-accent);
    --galaxy-index-bg: var(--galaxy-accent);
    --galaxy-page-bg: var(--bg-body, #f7f9fa);
    --galaxy-card-bg: var(--bg-card, #fff);
    --galaxy-hover-bg: var(--bg-hover, #f1f5f9);
    --galaxy-secondary-bg: var(--bg-secondary, #f8fafc);
    --galaxy-text: var(--text-primary, #1e293b);
    --galaxy-text-2: var(--text-secondary, #475569);
    --galaxy-text-muted: var(--text-muted, #94a3b8);
    --galaxy-border: var(--border-primary, #e5e7eb);
    --galaxy-border-input: var(--border-input, #e2e8f0);
    --galaxy-border-hover: var(--border-hover, #cbd5e1);
    --galaxy-danger: var(--color-danger, #dc2626);
    --galaxy-danger-bg: var(--color-danger-bg, rgba(220, 38, 38, 0.1));
    --galaxy-warning: #b45309;
    --galaxy-warning-bg: rgba(245, 158, 11, 0.12);
    --galaxy-success: #16a34a;
    --galaxy-shadow: var(--shadow-md, 0 4px 16px rgba(0, 0, 0, 0.08));

    box-sizing: border-box;
    color: var(--galaxy-text);
    font-size: 14px;
    line-height: 1.6;
    padding: 16px 0 24px;
}

.galaxy *,
.galaxy *::before,
.galaxy *::after {
    box-sizing: border-box;
}

/* 确保 hidden 属性优先级高于组件自身的 display，供 JS 切换显隐使用 */
.galaxy [hidden],
.galaxy[hidden] {
    display: none !important;
}

.galaxy__layout {
    display: grid;
    grid-template-columns: 1fr;
    gap: 16px;
    max-width: 1200px;
    margin: 0 auto;
    align-items: start;
}

.galaxy__rail {
    display: none;
}

.galaxy__rail-inner {
    position: sticky;
    top: 80px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.galaxy__main {
    display: flex;
    flex-direction: column;
    gap: 16px;
    min-width: 0;
}

.galaxy__mobile-guides {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

/* ==================== 工具条 ==================== */
.galaxy__toolbar {
    display: flex;
    justify-content: flex-end;
    gap: 8px;
    max-width: 1200px;
    margin: 0 auto 12px;
    padding: 0 4px;
}

.galaxy__toolbar-btn {
    padding: 6px 12px;
    font-size: 13px;
}

.galaxy__toolbar-btn svg {
    flex-shrink: 0;
}

/* ==================== 卡片 ==================== */
.galaxy-card {
    background: var(--galaxy-card-bg);
    border: 1px solid var(--galaxy-border);
    border-radius: var(--galaxy-radius);
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.04);
    overflow: hidden;
}

.galaxy-card__header {
    padding: 14px 16px 8px;
}

.galaxy-card__header--hero {
    text-align: center;
    padding: 20px 16px 4px;
}

.galaxy-card__title {
    display: flex;
    align-items: center;
    gap: 8px;
    margin: 0;
    font-size: 16px;
    font-weight: 600;
    color: var(--galaxy-title-color);
}

.galaxy-card__body {
    padding: 8px 16px 16px;
}

.galaxy-icon-accent {
    color: var(--galaxy-icon-color);
    flex-shrink: 0;
}

.galaxy-hero__title {
    margin: 0 0 6px;
    font-size: 24px;
    font-weight: 700;
    letter-spacing: -0.01em;
    color: var(--galaxy-title-color);
}

.galaxy-hero__desc {
    margin: 0;
    font-size: 13px;
    color: var(--galaxy-text-muted);
}

/* ==================== 按钮 ==================== */
.galaxy-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 9px 16px;
    font-size: 14px;
    font-weight: 500;
    line-height: 1;
    border-radius: var(--galaxy-radius-sm);
    border: 1px solid transparent;
    background: transparent;
    color: var(--galaxy-text);
    cursor: pointer;
    transition: background 0.18s, border-color 0.18s, color 0.18s, opacity 0.18s;
    white-space: nowrap;
    text-decoration: none;
}

.galaxy-btn:disabled {
    opacity: 0.55;
    cursor: not-allowed;
}

.galaxy-btn--primary {
    background: var(--galaxy-btn-bg);
    color: var(--galaxy-accent-contrast);
}

.galaxy-btn--primary:not(:disabled):hover {
    filter: brightness(1.06);
}

.galaxy-btn--outline {
    background: var(--galaxy-card-bg);
    border-color: var(--galaxy-border-input);
    color: var(--galaxy-text);
}

.galaxy-btn--outline:not(:disabled):hover {
    border-color: var(--galaxy-border-hover);
    background: var(--galaxy-hover-bg);
}

.galaxy-btn--secondary {
    background: var(--galaxy-secondary-bg);
    border-color: var(--galaxy-border);
    color: var(--galaxy-text);
}

.galaxy-btn--secondary:not(:disabled):hover {
    background: var(--galaxy-hover-bg);
}

.galaxy-btn--ghost {
    color: var(--galaxy-text-2);
}

.galaxy-btn--ghost:hover {
    background: var(--galaxy-hover-bg);
}

.galaxy-btn--danger {
    background: var(--galaxy-danger);
    color: #fff;
}

.galaxy-btn--link {
    padding: 0;
    font-size: 12px;
    color: var(--galaxy-link-color);
    background: none;
    text-decoration: underline;
}

.galaxy-spinner {
    display: inline-block;
    width: 15px;
    height: 15px;
    border: 2px solid currentColor;
    border-top-color: transparent;
    border-radius: 50%;
    animation: galaxy-spin 0.7s linear infinite;
    flex-shrink: 0;
}

@keyframes galaxy-spin {
    to { transform: rotate(360deg); }
}

/* ==================== 表单 ==================== */
.galaxy-form {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.galaxy-form__field {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.galaxy-textarea {
    width: 100%;
    min-height: 120px;
    resize: none;
    padding: 12px;
    font-size: 14px;
    font-family: inherit;
    color: var(--galaxy-text);
    background: var(--galaxy-card-bg);
    border: 1px solid var(--galaxy-border-input);
    border-radius: var(--galaxy-radius-sm);
    word-break: break-all;
    outline: none;
    transition: border-color 0.18s;
}

.galaxy-textarea:focus {
    border-color: var(--galaxy-accent);
}

.galaxy-textarea::placeholder {
    color: var(--galaxy-text-muted);
}

.galaxy-form__actions {
    display: flex;
    gap: 8px;
}

.galaxy-form__actions .galaxy-btn {
    flex: 1;
}

.galaxy-form__error {
    margin: 0;
    text-align: center;
    font-size: 13px;
    color: var(--galaxy-danger);
}

.galaxy-form__notice {
    display: flex;
    flex-direction: column;
    gap: 10px;
    padding-top: 6px;
}

.galaxy-notice {
    padding: 8px 12px;
    font-size: 12px;
    border-radius: var(--galaxy-radius-sm);
    text-align: center;
    word-break: break-word;
}

.galaxy-notice--warning {
    color: var(--galaxy-warning);
    background: var(--galaxy-warning-bg);
    border: 1px solid rgba(245, 158, 11, 0.25);
}

.galaxy-form__feedback {
    margin: 0;
    text-align: center;
    font-size: 12px;
    color: var(--galaxy-text-muted);
}

/* ==================== 三步 / 免费服务 ==================== */
.galaxy-steps {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.galaxy-steps__item {
    display: flex;
    align-items: flex-start;
    gap: 12px;
}

.galaxy-steps__index {
    flex-shrink: 0;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: var(--galaxy-index-bg);
    color: var(--galaxy-accent-contrast);
    font-size: 13px;
    font-weight: 600;
    display: flex;
    align-items: center;
    justify-content: center;
}

.galaxy-steps__content {
    min-width: 0;
}

.galaxy-steps__title {
    margin: 0;
    font-size: 14px;
    font-weight: 600;
    color: var(--galaxy-title-color);
}

.galaxy-steps__desc {
    margin: 2px 0 0;
    font-size: 13px;
    color: var(--galaxy-text-2);
}

.galaxy-free {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.galaxy-free__list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.galaxy-free__item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
}

.galaxy-free__check {
    color: var(--galaxy-success);
    font-weight: 700;
}

.galaxy-free__note {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    padding-top: 10px;
    border-top: 1px solid var(--galaxy-border);
    font-size: 13px;
    color: var(--galaxy-text-2);
}

.galaxy-free__note p {
    margin: 0;
}

.galaxy-free__info {
    flex-shrink: 0;
    width: 16px;
    height: 16px;
    margin-top: 2px;
    border-radius: 50%;
    background: var(--galaxy-accent);
    color: var(--galaxy-accent-contrast);
    font-size: 11px;
    font-style: italic;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* ==================== 平台网格 ==================== */
.galaxy-platforms {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 4px 12px;
}

.galaxy-platforms__item {
    display: flex;
    align-items: center;
    gap: 8px;
    min-width: 0;
    padding: 4px 2px;
    border-radius: var(--galaxy-radius-sm);
}

.galaxy-platforms__icon {
    position: relative;
    flex-shrink: 0;
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--galaxy-radius-sm);
    border: 1px solid var(--galaxy-border);
    background: var(--galaxy-secondary-bg);
}

.galaxy-platforms__img {
    width: 14px;
    height: 14px;
    object-fit: contain;
}

.galaxy-platforms__img--dark {
    display: none;
}

html[data-theme="dark"] .galaxy-platforms__img--light {
    display: none;
}

html[data-theme="dark"] .galaxy-platforms__img--dark {
    display: block;
}

.galaxy-platforms__fallback {
    font-size: 9px;
    font-weight: 600;
    color: var(--galaxy-text-2);
}

.galaxy-platforms__name {
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    font-size: 13px;
    font-weight: 600;
}

/* ==================== 结果卡 ==================== */
.galaxy-result {
    animation: galaxy-fade-in 0.2s ease-out;
}

@keyframes galaxy-fade-in {
    from { opacity: 0; transform: translateY(6px); }
    to { opacity: 1; transform: translateY(0); }
}

.galaxy-result__header {
    padding: 12px 14px 8px;
}

.galaxy-result__title-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
}

.galaxy-result__label {
    font-size: 15px;
    font-weight: 600;
}

.galaxy-result__header-actions {
    display: flex;
    align-items: center;
    gap: 6px;
}

.galaxy-result__meta {
    margin: 6px 0 0;
    font-size: 13px;
    color: var(--galaxy-text-2);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    word-break: break-word;
}

.galaxy-result__meta span {
    margin-left: 8px;
    font-size: 12px;
    color: var(--galaxy-text-muted);
}

.galaxy-result__body {
    padding: 4px 14px 14px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

/* 播放器 */
.galaxy-player {
    border-radius: var(--galaxy-radius-sm);
    overflow: hidden;
    background: #000;
}

.galaxy-player__video,
.galaxy-player__audio {
    display: block;
    width: 100%;
}

.galaxy-player__video {
    min-height: 240px;
    max-height: 50vh;
    background: #000;
}

/* 动作按钮网格 */
.galaxy-actions {
    display: grid;
    gap: 8px;
}

.galaxy-actions--1 { grid-template-columns: 1fr; }
.galaxy-actions--2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.galaxy-actions--3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.galaxy-actions--4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }

.galaxy-action-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    min-width: 0;
    padding: 9px 10px;
    font-size: 13px;
    font-weight: 500;
    border-radius: var(--galaxy-radius-sm);
    border: 1px solid transparent;
    cursor: pointer;
    transition: background 0.18s, border-color 0.18s, opacity 0.18s;
}

.galaxy-action-btn:disabled {
    opacity: 0.55;
    cursor: not-allowed;
}

.galaxy-action-btn--default {
    background: var(--galaxy-btn-bg);
    color: var(--galaxy-accent-contrast);
}

.galaxy-action-btn--default:not(:disabled):hover {
    filter: brightness(1.06);
}

.galaxy-action-btn--secondary {
    background: var(--galaxy-secondary-bg);
    border-color: var(--galaxy-border);
    color: var(--galaxy-text);
}

.galaxy-action-btn--secondary:not(:disabled):hover {
    background: var(--galaxy-hover-bg);
}

.galaxy-action-btn--outline {
    background: var(--galaxy-card-bg);
    border-color: var(--galaxy-border-input);
    color: var(--galaxy-text);
}

.galaxy-action-btn--outline:not(:disabled):hover {
    background: var(--galaxy-hover-bg);
    border-color: var(--galaxy-border-hover);
}

.galaxy-action-btn svg {
    flex-shrink: 0;
    width: 15px;
    height: 15px;
}

.galaxy-action-btn__text {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.galaxy-hint {
    margin: 0;
    font-size: 12px;
    color: var(--galaxy-text-muted);
}

.galaxy-links {
    display: flex;
    flex-wrap: wrap;
    gap: 2px 8px;
    font-size: 12px;
}

.galaxy-link {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    color: var(--galaxy-link-text-color);
    text-decoration: none;
}

.galaxy-link:hover {
    color: var(--galaxy-link-color);
}

.galaxy-link svg {
    width: 13px;
    height: 13px;
}

/* 页签 */
.galaxy-tabs {
    display: flex;
    align-items: center;
    gap: 8px;
}

.galaxy-tab {
    height: 32px;
    padding: 0 12px;
    font-size: 12px;
    font-weight: 500;
    border-radius: var(--galaxy-radius-sm);
    border: 1px solid var(--galaxy-border-input);
    background: var(--galaxy-card-bg);
    color: var(--galaxy-text);
    cursor: pointer;
}

.galaxy-tab.is-active {
    background: var(--galaxy-accent);
    border-color: var(--galaxy-accent);
    color: var(--galaxy-accent-contrast);
}

/* ==================== 列表（分P / 合集 / 播客） ==================== */
.galaxy-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.galaxy-list__head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    font-size: 12px;
    color: var(--galaxy-text-2);
}

.galaxy-list__count {
    min-width: 0;
}

.galaxy-list__search {
    height: 32px;
    width: 140px;
    padding: 0 10px;
    font-size: 12px;
    color: var(--galaxy-text);
    background: var(--galaxy-card-bg);
    border: 1px solid var(--galaxy-border-input);
    border-radius: var(--galaxy-radius-sm);
    outline: none;
}

.galaxy-list__search:focus {
    border-color: var(--galaxy-accent);
}

.galaxy-list__scroll {
    max-height: min(56vh, 26rem);
    overflow-y: auto;
    overscroll-behavior: contain;
    padding-right: 4px;
}

.galaxy-list__items {
    display: flex;
    flex-direction: column;
    gap: 8px;
    padding-right: 8px;
}

.galaxy-list__item {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 8px;
    padding: 10px 12px;
    border: 1px solid var(--galaxy-border);
    border-radius: var(--galaxy-radius-sm);
    transition: background 0.18s, border-color 0.18s;
}

.galaxy-list__item:hover {
    background: var(--galaxy-hover-bg);
}

.galaxy-list__item.is-current {
    border-color: var(--galaxy-accent);
    background: color-mix(in srgb, var(--galaxy-accent) 8%, transparent);
}

.galaxy-list__info {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    min-width: 0;
}

.galaxy-list__index {
    flex-shrink: 0;
    font-size: 12px;
    font-weight: 600;
    color: var(--galaxy-text-muted);
}

.galaxy-list__text {
    min-width: 0;
}

.galaxy-list__title {
    font-size: 13px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.galaxy-list__sub {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 12px;
    color: var(--galaxy-text-muted);
}

.galaxy-list__actions {
    display: flex;
    flex-direction: column;
    gap: 8px;
    min-width: 0;
}

.galaxy-list__actions .galaxy-actions {
    width: 100%;
}

.galaxy-list__empty {
    padding: 24px 0;
    text-align: center;
    font-size: 13px;
    color: var(--galaxy-text-muted);
}

.galaxy-list__footer {
    display: flex;
    justify-content: center;
    gap: 8px;
}

.galaxy-list__more {
    padding: 7px 14px;
    font-size: 12px;
    border-radius: var(--galaxy-radius-sm);
    border: 1px solid var(--galaxy-border-input);
    background: var(--galaxy-card-bg);
    color: var(--galaxy-text);
    cursor: pointer;
}

.galaxy-list__more:hover {
    background: var(--galaxy-hover-bg);
}

.galaxy-list__shown {
    text-align: center;
    font-size: 12px;
    color: var(--galaxy-text-muted);
}

/* ==================== 图文网格 ==================== */
.galaxy-images {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.galaxy-images__head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    font-size: 12px;
    color: var(--galaxy-text-2);
}

.galaxy-images__grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px;
    max-height: 500px;
    overflow-y: auto;
    padding-right: 4px;
}

.galaxy-images__grid--single {
    grid-template-columns: 1fr;
}

.galaxy-images__cell {
    position: relative;
    border: 1px solid var(--galaxy-border);
    border-radius: var(--galaxy-radius-sm);
    overflow: hidden;
    background: var(--galaxy-secondary-bg);
}

.galaxy-images__imgwrap {
    position: relative;
    aspect-ratio: 1 / 1;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--galaxy-secondary-bg);
}

.galaxy-images__cell--single .galaxy-images__imgwrap {
    aspect-ratio: 16 / 9;
}

.galaxy-images__img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0;
    transition: opacity 0.2s;
}

.galaxy-images__img.is-loaded {
    opacity: 1;
}

.galaxy-images__badge {
    position: absolute;
    top: 4px;
    right: 4px;
    padding: 1px 7px;
    font-size: 11px;
    color: #fff;
    background: rgba(0, 0, 0, 0.6);
    border-radius: 4px;
}

.galaxy-images__dl {
    position: absolute;
    right: 8px;
    bottom: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: none;
    border-radius: var(--galaxy-radius-sm);
    background: var(--galaxy-secondary-bg);
    color: var(--galaxy-text);
    box-shadow: var(--galaxy-shadow);
    cursor: pointer;
}

.galaxy-images__dl svg {
    width: 16px;
    height: 16px;
}

.galaxy-images__loading,
.galaxy-images__error {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 6px;
    font-size: 12px;
    color: var(--galaxy-text-muted);
}

.galaxy-images__spinner {
    width: 26px;
    height: 26px;
    border: 3px solid var(--galaxy-border);
    border-top-color: var(--galaxy-accent);
    border-radius: 50%;
    animation: galaxy-spin 0.7s linear infinite;
}

/* ==================== 历史记录 ==================== */
.galaxy-history__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    padding: 12px 14px 6px;
    flex-wrap: wrap;
}

.galaxy-history__toggle {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    border: none;
    background: none;
    padding: 4px;
    color: var(--galaxy-text);
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
}

.galaxy-history__controls {
    display: flex;
    align-items: center;
    gap: 8px;
}

.galaxy-history__search {
    height: 32px;
    width: 130px;
    padding: 0 10px;
    font-size: 12px;
    color: var(--galaxy-text);
    background: var(--galaxy-card-bg);
    border: 1px solid var(--galaxy-border-input);
    border-radius: var(--galaxy-radius-sm);
    outline: none;
}

.galaxy-history__body {
    padding: 4px 14px 14px;
}

.galaxy-history__list {
    display: flex;
    flex-direction: column;
    gap: 8px;
    max-height: min(56vh, 26rem);
    overflow-y: auto;
    padding-right: 4px;
}

.galaxy-history__item {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 10px;
    padding: 10px 12px;
    border: 1px solid var(--galaxy-border);
    border-radius: var(--galaxy-radius-sm);
}

.galaxy-history__item:hover {
    background: var(--galaxy-hover-bg);
}

.galaxy-history__name {
    font-size: 13px;
    font-weight: 500;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    word-break: break-word;
}

.galaxy-history__meta {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-top: 4px;
    font-size: 12px;
    color: var(--galaxy-text-muted);
    flex-wrap: wrap;
}

.galaxy-badge {
    display: inline-block;
    padding: 1px 8px;
    font-size: 11px;
    border-radius: 999px;
    background: var(--galaxy-secondary-bg);
    border: 1px solid var(--galaxy-border);
    color: var(--galaxy-text-2);
}

.galaxy-history__actions {
    display: flex;
    gap: 6px;
    flex-shrink: 0;
}

.galaxy-history__empty {
    padding: 20px 0;
    text-align: center;
    font-size: 12px;
    color: var(--galaxy-text-muted);
}

/* ==================== 对话框 ==================== */
.galaxy-dialog {
    position: fixed;
    inset: 0;
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 16px;
}

.galaxy-dialog[hidden] {
    display: none;
}

.galaxy-dialog__mask {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
}

.galaxy-dialog__panel {
    position: relative;
    z-index: 1;
    width: 100%;
    max-width: 680px;
    max-height: calc(100vh - 2rem);
    display: flex;
    flex-direction: column;
    background: var(--galaxy-card-bg);
    border: 1px solid var(--galaxy-border);
    border-radius: var(--galaxy-radius);
    box-shadow: var(--galaxy-shadow);
    overflow: hidden;
}

.galaxy-dialog__panel--sm {
    max-width: 440px;
}

.galaxy-dialog__header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 12px;
    padding: 16px 18px 10px;
}

.galaxy-dialog__title {
    margin: 0;
    font-size: 17px;
    font-weight: 600;
    color: var(--galaxy-title-color);
}

.galaxy-dialog__desc {
    margin: 3px 0 0;
    font-size: 13px;
    color: var(--galaxy-text-2);
    word-break: break-word;
}

.galaxy-dialog__close {
    flex-shrink: 0;
    width: 30px;
    height: 30px;
    border: none;
    background: none;
    color: var(--galaxy-text-muted);
    font-size: 22px;
    line-height: 1;
    cursor: pointer;
    border-radius: var(--galaxy-radius-sm);
}

.galaxy-dialog__close:hover {
    background: var(--galaxy-hover-bg);
    color: var(--galaxy-text);
}

.galaxy-dialog__body {
    padding: 6px 18px 18px;
    overflow-y: auto;
    min-height: 0;
}

.galaxy-dialog__footer {
    display: flex;
    justify-content: flex-end;
    gap: 8px;
    padding: 12px 18px 18px;
}

.galaxy-confirm__desc {
    margin: 0;
    font-size: 13px;
    color: var(--galaxy-text-2);
}

/* ==================== 处理工具 ==================== */
.galaxy-tool {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.galaxy-tool__tabs {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 4px;
    padding: 4px;
    border-radius: var(--galaxy-radius-sm);
    background: var(--galaxy-secondary-bg);
}

.galaxy-tool__tab {
    padding: 7px 12px;
    font-size: 13px;
    font-weight: 500;
    border: none;
    border-radius: var(--galaxy-radius-sm);
    background: transparent;
    color: var(--galaxy-text-2);
    cursor: pointer;
}

.galaxy-tool__tab.is-active {
    background: var(--galaxy-card-bg);
    color: var(--galaxy-text);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.galaxy-tool__panel {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.galaxy-dropzone {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 24px 16px;
    border: 2px dashed var(--galaxy-border-input);
    border-radius: var(--galaxy-radius-sm);
    background: var(--galaxy-secondary-bg);
    cursor: pointer;
    text-align: center;
    transition: border-color 0.18s, background 0.18s;
}

.galaxy-dropzone:hover {
    border-color: var(--galaxy-accent);
}

.galaxy-dropzone__hint {
    font-size: 13px;
    color: var(--galaxy-text-2);
}

.galaxy-dropzone__limit {
    font-size: 12px;
    color: var(--galaxy-text-muted);
}

.galaxy-dropzone__file {
    font-size: 13px;
    word-break: break-all;
}

.galaxy-dropzone__actions {
    display: flex;
    gap: 8px;
}

.galaxy-tool__status {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    padding: 12px;
    border: 1px solid var(--galaxy-border);
    border-radius: var(--galaxy-radius-sm);
    background: var(--galaxy-secondary-bg);
    font-size: 13px;
}

.galaxy-tool__status p {
    margin: 0;
    color: var(--galaxy-text-2);
}

.galaxy-tool__status.is-error p {
    color: var(--galaxy-danger);
}

.galaxy-tool__status-icon {
    flex-shrink: 0;
    margin-top: 1px;
}

.galaxy-progress {
    height: 8px;
    border-radius: 999px;
    background: var(--galaxy-secondary-bg);
    overflow: hidden;
}

.galaxy-progress__bar {
    height: 100%;
    width: 0;
    background: var(--galaxy-accent);
    transition: width 0.2s;
}

.galaxy-tool__footer {
    display: flex;
    justify-content: flex-end;
}

.galaxy-tool__strategy {
    font-size: 12px;
    color: var(--galaxy-text-muted);
}

.galaxy-tool__file-label {
    font-size: 13px;
    font-weight: 500;
}

/* ==================== HLS 下载面板 ==================== */
.galaxy-hls {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.galaxy-hls__status {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    padding: 12px;
    border: 1px solid var(--galaxy-border);
    border-radius: var(--galaxy-radius-sm);
    background: var(--galaxy-secondary-bg);
}

.galaxy-hls__status-title {
    font-size: 13px;
    font-weight: 600;
}

.galaxy-hls__status-text {
    margin: 2px 0 0;
    font-size: 13px;
    color: var(--galaxy-text-2);
    word-break: break-word;
}

.galaxy-hls__metrics {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
}

.galaxy-hls__metric {
    padding: 8px 12px;
    border-radius: var(--galaxy-radius-sm);
    background: var(--galaxy-secondary-bg);
    font-size: 12px;
    color: var(--galaxy-text-muted);
}

.galaxy-hls__metric strong {
    display: block;
    margin-top: 4px;
    font-size: 14px;
    color: var(--galaxy-text);
}

.galaxy-hls__footer {
    display: flex;
    justify-content: flex-end;
}

.galaxy-hls__info {
    font-size: 12px;
    color: var(--galaxy-text-2);
}

/* ==================== Toast ==================== */
.galaxy-toasts {
    position: fixed;
    top: 16px;
    right: 16px;
    z-index: 10000;
    display: flex;
    flex-direction: column;
    gap: 10px;
    pointer-events: none;
}

.galaxy-toast {
    min-width: 240px;
    max-width: 360px;
    padding: 12px 14px;
    border-radius: var(--galaxy-radius-sm);
    background: var(--galaxy-card-bg);
    border: 1px solid var(--galaxy-border);
    border-left: 3px solid var(--galaxy-accent);
    box-shadow: var(--galaxy-shadow);
    pointer-events: auto;
    animation: galaxy-toast-in 0.22s ease-out;
}

.galaxy-toast--success {
    border-left-color: var(--galaxy-success);
}

.galaxy-toast--error {
    border-left-color: var(--galaxy-danger);
}

.galaxy-toast__title {
    font-size: 14px;
    font-weight: 600;
}

.galaxy-toast__desc {
    margin-top: 2px;
    font-size: 12px;
    color: var(--galaxy-text-2);
    word-break: break-word;
}

@keyframes galaxy-toast-in {
    from { opacity: 0; transform: translateX(16px); }
    to { opacity: 1; transform: translateX(0); }
}

/* ==================== 返回顶部 ==================== */
.galaxy-back-to-top {
    position: fixed;
    right: 16px;
    bottom: calc(16px + env(safe-area-inset-bottom));
    z-index: 40;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--galaxy-border);
    border-radius: 50%;
    background: var(--galaxy-card-bg);
    color: var(--galaxy-text);
    box-shadow: var(--galaxy-shadow);
    cursor: pointer;
    transition: opacity 0.25s, transform 0.25s;
}

.galaxy-back-to-top[hidden] {
    display: flex;
    opacity: 0;
    transform: translateY(8px) scale(0.95);
    pointer-events: none;
}

/* ==================== 响应式 ==================== */
@media (min-width: 1024px) {
    .galaxy__layout {
        grid-template-columns: 1fr 2fr 1fr;
    }

    .galaxy__rail {
        display: block;
    }

    .galaxy__mobile-guides {
        display: none;
    }
}

@media (max-width: 480px) {
    .galaxy-actions--2,
    .galaxy-actions--3,
    .galaxy-actions--4 {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .galaxy-hero__title {
        font-size: 20px;
    }

    .galaxy-list__search,
    .galaxy-history__search {
        width: 100%;
    }

    .galaxy-toasts {
        left: 16px;
        right: 16px;
    }

    .galaxy-toast {
        min-width: 0;
        max-width: none;
    }
}