/* ============================================================
 * 桌面端 .resource-download-box 基础样式
 * ============================================================ */

.resource-download-box {
    padding: 20px;
    background: var(--surface-page, #fff);
    border: 1px solid var(--color-line, rgba(0,0,0,0.08));
    border-radius: var(--main-radius, var(--radius, 8px));
    box-shadow: 0 2px 12px rgba(0,0,0,0.06), 0 1px 4px rgba(0,0,0,0.04);
}

/* ============================================================
 * v2 双栏布局 — 模仿 legacy pay-box
 * ============================================================ */
.resource-download-box--v2 {
    position: relative;
    overflow: visible;
}

.resource-download-box--v2::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}

.resource-download-box__body {
    display: grid;
    grid-template-columns: 200px 1fr;
    gap: 20px;
    align-items: start;
}

/* 缩略图列 */
.resource-download-box__thumb-col {
    position: relative;
}

.resource-download-box__thumb {
    width: 100%;
    aspect-ratio: 4 / 3;
    object-fit: cover;
    border-radius: var(--radius);
    background: var(--surface-2);
}

.resource-download-box__pay-tag {
    position: absolute;
    top: 8px;
    left: 8px;
}

/* 内容列 */
.resource-download-box__content-col {
    min-width: 0;
}

/* 价格区 */
.resource-download-box__pricing {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
    margin: 12px 0;
}

.resource-download-box__original-price {
    font-size: 13px;
    color: var(--color-ink-4);
    text-decoration: line-through;
}

/* VIP 价格区 */
.resource-download-box__vip-pricing {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    margin-bottom: 12px;
}

.resource-download-box__vip-badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: 12px;
    font-weight: 600;
    padding: 4px 10px;
    border-radius: 6px;
    cursor: default;
}

.resource-download-box__vip-badge--1 {
    background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
    color: #fff;
}

.resource-download-box__vip-badge--2 {
    background: linear-gradient(135deg, #8b5cf6 0%, #7c3aed 100%);
    color: #fff;
}

.resource-download-box__vip-badge i {
    font-size: 11px;
}

/* 服务保障 */
.resource-download-box__guarantees {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    margin-top: 12px;
    padding-top: 12px;
    border-top: 1px solid var(--color-line-soft);
}

.resource-download-box__guarantee {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: 12px;
    color: var(--color-success, #10B981);
}

.resource-download-box__guarantee i {
    font-size: 12px;
}

/* 响应式 */
@media (max-width: 640px) {
    .resource-download-box__body {
        grid-template-columns: 1fr;
    }

    .resource-download-box__thumb-col {
        display: none;
    }

    .resource-download-box__guarantees {
        gap: 12px;
    }
}

/* 头部：标题 + 价格 */
.resource-download-box__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    margin-bottom: 14px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--color-line, rgba(0,0,0,0.06));
}

.resource-download-box__title-wrap {
    display: flex;
    align-items: center;
    gap: 8px;
    min-width: 0;
    flex: 1;
}

.resource-download-box__title {
    font-size: 15px;
    font-weight: 700;
    margin: 0;
    color: var(--color-ink);
    display: flex;
    align-items: center;
    gap: 6px;
    line-height: 1.3;
}

.resource-download-box__title i {
    color: var(--color-primary, #3B82F6);
    font-size: 15px;
}

.resource-download-box__count {
    font-size: 11px;
    color: var(--color-ink-4, #8A8F98);
    white-space: nowrap;
    flex-shrink: 0;
}

/* 价格标签 */
.resource-download-box__price {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: 13px;
    font-weight: 700;
    padding: 4px 10px;
    border-radius: 20px;
    white-space: nowrap;
    flex-shrink: 0;
}

.resource-download-box__price:not(.is-free) {
    color: var(--color-error, #EF4444);
    background: #FEF2F2;
}

.resource-download-box__price.is-free {
    color: var(--color-success, #10B981);
    background: #F0FDF4;
}

/* 空状态 */
.resource-download-box__notice--empty {
    padding: 14px 16px;
    background: var(--surface-2, #F4F5F7);
    border-radius: 8px;
    text-align: center;
}

.resource-download-box__notice--empty p {
    margin: 0;
    font-size: 13px;
    color: var(--color-ink-3);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
}

/* 下载源列表 */
.resource-download-box__list {
    list-style: none;
    margin: 0 0 14px;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.resource-download-box__item {
    margin: 0;
}

/* 下载按钮 + 复制/备注按钮并排，对应参考主题的 .but-download.flex.ac */
.resource-download-box__row {
    display: flex;
    align-items: stretch;
    gap: 8px;
}

.resource-download-box__row > .resource-download-box__btn {
    flex: 1 1 auto;
    min-width: 0;
}

/* 提取码 / 点击复制按钮 */
.resource-download-box__btn--extract {
    flex: 0 0 auto;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    min-height: 44px;
    padding: 10px 14px;
    border: 1px dashed var(--main-border-color, rgb(132 145 165 / 35%));
    border-radius: 10px;
    background: var(--muted-bg-color, rgb(132 145 165 / 8%));
    color: var(--muted-color, #6b7280);
    font-size: 13px;
    font-weight: 600;
    line-height: 1.3;
    cursor: pointer;
    transition: border-color 0.2s ease, background 0.2s ease, color 0.2s ease;
}

.resource-download-box__btn--extract:hover {
    border-color: var(--focus-color, #f04494);
    background: var(--focus-color-opacity1, rgb(240 68 148 / 10%));
    color: var(--focus-color, #f04494);
}

.resource-download-box__btn--extract:active {
    transform: scale(0.98);
}

/* 下载按钮 */
.resource-download-box__btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    width: 100%;
    min-height: 44px;
    padding: 10px 18px;
    border: none;
    border-radius: 10px;
    background: var(--color-primary, #3B82F6);
    color: #fff;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    transition: background 0.2s ease, transform 0.15s ease, box-shadow 0.2s ease, opacity 0.2s ease;
    box-shadow: 0 2px 8px rgba(59,130,246,0.25);
}

.resource-download-box__btn:hover {
    background: var(--color-primary-active, #2563EB);
    box-shadow: 0 4px 14px rgba(59,130,246,0.35);
    transform: translateY(-1px);
}

.resource-download-box__btn:active {
    transform: scale(0.97);
    transition-duration: 0.1s;
}

.resource-download-box__btn i {
    font-size: 15px;
    flex-shrink: 0;
}

.resource-download-box__btn span {
    flex-shrink: 0;
}

/* 按钮副文案 */
.resource-download-box__btn-sub {
    display: block;
    font-size: 11px;
    font-weight: 400;
    opacity: 0.85;
    margin-top: 2px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* 类型标签 */
.resource-download-box__type-tag {
    display: inline-flex;
    align-items: center;
    padding: 2px 8px;
    margin-left: auto;
    border-radius: 10px;
    font-size: 11px;
    font-weight: 500;
    background: rgba(255,255,255,0.2);
    flex-shrink: 0;
}

/* -- 按钮状态变体 -- */
.resource-download-box__btn--login {
    background: var(--color-primary, #3B82F6);
}

.resource-download-box__btn--credit-low {
    background: var(--color-ink-4, #8A8F98) !important;
    box-shadow: none !important;
    cursor: not-allowed;
    opacity: 0.7;
}

.resource-download-box__btn--credit-low:hover {
    transform: none !important;
}

.resource-download-box__btn--paid {
    background: linear-gradient(135deg, #3B82F6 0%, #2563EB 100%);
}

/* 提示文字区 */
.resource-download-box__hint {
    margin: 0 0 14px;
    padding: 10px 14px;
    border-radius: 8px;
    font-size: 12px;
    line-height: 1.5;
    display: flex;
    align-items: flex-start;
    gap: 8px;
}

.resource-download-box__hint i {
    font-size: 13px;
    flex-shrink: 0;
    margin-top: 1px;
}

.resource-download-box__hint--login {
    color: var(--color-primary, #3B82F6);
    background: rgba(59,130,246,0.06);
}

.resource-download-box__hint--login i {
    color: var(--color-primary, #3B82F6);
}

.resource-download-box__hint--credit {
    color: #D97706;
    background: #FFFBEB;
}

.resource-download-box__hint--credit i {
    color: #F59E0B;
}

/* 验证码表单区 - bind模式隐藏 */
.resource-download-box__captcha {
    margin: 0 0 14px;
    padding: 14px;
    border: 1px dashed var(--color-line, rgba(0,0,0,0.12));
    border-radius: 8px;
    background: var(--surface-2, #FAFAFB);
}

/* bind 模式：容器保留但视觉隐藏（仍作为挂载点） */
.resource-download-box__captcha--hidden {
    padding: 0 !important;
    border: none !important;
    background: transparent !important;
    margin: 0 !important;
    min-height: 0;
    overflow: hidden;
    /* 极验bind按钮也隐藏，通过JS触发 */
}
.resource-download-box__captcha--hidden > * {
    visibility: hidden;
    height: 0;
    overflow: hidden;
    pointer-events: none;
}

/* 底部免责 */
.resource-download-box__footer {
    margin: 0;
    padding-top: 12px;
    border-top: 1px solid var(--color-line, rgba(0,0,0,0.06));
}

.resource-download-box__notice-text {
    margin: 0;
    font-size: 11px;
    line-height: 1.6;
    color: var(--color-ink-4, #8A8F98);
    display: flex;
    align-items: flex-start;
    gap: 6px;
}

.resource-download-box__notice-text i {
    font-size: 12px;
    flex-shrink: 0;
    margin-top: 2px;
    color: var(--color-ink-4, #8A8F98);
}

/* 被拦截态（登录/积分不足）不透明 */
.resource-download-box.is-blocked {
    opacity: 1;
}


/* ============================================================
 * v4.3 资源侧栏下载卡片（垂直布局，适合 300px 侧栏宽度）
 * ============================================================ */

.resource-sidebar-sticky {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

/* 下载卡片 */
.resource-download-card {
    overflow: hidden;
}

.resource-download-card__thumb {
    width: 100%;
    aspect-ratio: 16 / 10;
    overflow: hidden;
    border-radius: 8px 8px 0 0;
}

.resource-download-card__thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.resource-download-card__body {
    padding: 16px;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.resource-download-card__title {
    font-size: 15px;
    font-weight: 700;
    margin: 0;
    line-height: 1.35;
    color: var(--color-ink);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.resource-download-card__desc {
    font-size: 13px;
    color: var(--color-ink-4);
    line-height: 1.5;
    margin: 0;
}

/* 价格 */
.resource-download-card__price {
    padding: 6px 0;
}

.resource-price {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: 14px;
    font-weight: 700;
}

.resource-price--paid {
    color: var(--color-error, #ef4444);
}

.resource-price--paid i {
    color: #f59e0b;
}

.resource-price--paid strong {
    font-size: 1.25rem;
}

.resource-price--paid small {
    font-size: 12px;
    font-weight: 400;
    color: var(--color-ink-4);
}

.resource-price--free {
    color: var(--color-success, #34a853);
}

/* 下载按钮区 */
.resource-download-card__actions {
    padding: 4px 0;
}

/* 已下载数 */
.resource-download-card__sales {
    font-size: 12px;
    color: var(--color-ink-4);
    display: flex;
    align-items: center;
    gap: 4px;
}

/* 演示链接 */
.resource-download-card__demo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 8px;
    border-radius: 6px;
    background: var(--surface-3);
    color: var(--color-ink-3);
    font-size: 13px;
    text-decoration: none;
    transition: background 0.2s, color 0.2s;
}

.resource-download-card__demo:hover {
    background: var(--color-primary-soft, rgba(240, 68, 148, 0.12));
    color: var(--color-primary);
    text-decoration: none;
}

/* 资源属性卡片 */
.resource-meta-card__title {
    font-size: 13px;
    font-weight: 700;
    margin: 0 0 10px;
    color: var(--color-ink);
}

.resource-meta-card__list {
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.resource-meta-card__row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 13px;
}

.resource-meta-card__row dt {
    color: var(--color-ink-4);
    margin: 0;
}

.resource-meta-card__row dd {
    color: var(--color-ink);
    font-weight: 500;
    margin: 0;
    text-align: right;
}

/* 服务保障卡片 */
.resource-guarantee-card__list {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    font-size: 12px;
    color: var(--color-ink-4);
}

.resource-guarantee-card__list span {
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.resource-guarantee-card__list i {
    color: var(--color-success, #34a853);
    font-size: 13px;
}

/* 移动端：侧栏变为正文下方（由 layout.css 统一处理隐藏） */

/* ============================================================
 * v5.0 移动端下载区域重构（992px 以下生效）
 *
 * 设计原则：
 * - 块级卡片容器，匹配 .theme-box.box-body.radius8 风格
 * - 下载项纵向堆叠，每项独立卡片，触摸友好（min-height:48px）
 * - 纯色配色，禁止渐变/紫色，使用 Font Awesome 图标包
 * ============================================================ */

/* ----- 移动端下载区域容器（块级卡片） ----- */
.resource-mobile-download-bar {
    display: none;  /* 默认隐藏，媒体查询中启用 */
    margin: 16px 0;
    background: var(--surface-page, #fff);
    border: 1px solid var(--color-line, rgba(0,0,0,0.08));
    border-radius: var(--main-radius, var(--radius, 8px));
    box-shadow: 0 2px 12px rgba(0,0,0,0.06), 0 1px 4px rgba(0,0,0,0.04);
    overflow: hidden;
}

/* ===== resource-download-box 组件移动端样式 ===== */

/* 组件根 */
.resource-mobile-download-bar .resource-download-box {
    padding: 0;
    margin: 0;
}

.resource-mobile-download-bar .resource-download-box.is-blocked {
    opacity: 1;
}

/* ---- 头部区：标题 + 价格 + 源数量 ---- */
.resource-mobile-download-bar .resource-download-box__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 16px 16px 12px;
    border-bottom: 1px solid var(--color-line, rgba(0,0,0,0.06));
}

.resource-mobile-download-bar .resource-download-box__title-wrap {
    display: flex;
    align-items: center;
    gap: 8px;
    min-width: 0;
    flex: 1;
}

.resource-mobile-download-bar .resource-download-box__title {
    font-size: 15px;
    font-weight: 700;
    margin: 0;
    color: var(--color-ink);
    display: flex;
    align-items: center;
    gap: 6px;
    line-height: 1.3;
}

.resource-mobile-download-bar .resource-download-box__title i {
    color: var(--color-primary, #3B82F6);
    font-size: 15px;
}

.resource-mobile-download-bar .resource-download-box__count {
    font-size: 11px;
    color: var(--color-ink-4, #8A8F98);
    white-space: nowrap;
    flex-shrink: 0;
}

/* 头部价格标签 */
.resource-mobile-download-bar .resource-download-box__price {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: 13px;
    font-weight: 700;
    padding: 4px 10px;
    border-radius: 20px;
    white-space: nowrap;
    flex-shrink: 0;
}

.resource-mobile-download-bar .resource-download-box__price:not(.is-free) {
    color: var(--color-error, #EF4444);
    background: #FEF2F2;
}

.resource-mobile-download-bar .resource-download-box__price.is-free {
    color: var(--color-success, #10B981);
    background: #F0FDF4;
}

/* ---- 空状态提示 ---- */
.resource-mobile-download-bar .resource-download-box__notice--empty {
    margin: 16px;
    padding: 14px 16px;
    background: var(--surface-2, #F4F5F7);
    border-radius: 8px;
    text-align: center;
}

.resource-mobile-download-bar .resource-download-box__notice--empty p {
    margin: 0;
    font-size: 13px;
    color: var(--color-ink-3);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
}

.resource-mobile-download-bar .resource-download-box__notice--empty i {
    color: var(--color-primary, #3B82F6);
}

/* ---- 下载源列表 ---- */
.resource-mobile-download-bar .resource-download-box__list {
    list-style: none;
    margin: 0;
    padding: 12px 16px 16px;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

/* ---- 下载项（每个一行） ---- */
.resource-mobile-download-bar .resource-download-box__item {
    margin: 0;
}

/* ---- 下载按钮 + 复制/备注按钮并排 ---- */
.resource-mobile-download-bar .resource-download-box__row {
    display: flex;
    align-items: stretch;
    gap: 8px;
}

.resource-mobile-download-bar .resource-download-box__row > .resource-download-box__btn {
    flex: 1 1 auto;
    min-width: 0;
}

/* ---- 提取码 / 点击复制按钮 ---- */
.resource-mobile-download-bar .resource-download-box__btn--extract {
    flex: 0 0 auto;
    min-height: 50px;
    padding: 12px 14px;
    border: 1px dashed var(--main-border-color, rgb(132 145 165 / 35%));
    border-radius: 10px;
    background: var(--muted-bg-color, rgb(132 145 165 / 8%));
    color: var(--muted-color, #6b7280);
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    -webkit-tap-highlight-color: transparent;
}

/* ---- 下载按钮（核心交互元素）---- */
.resource-mobile-download-bar .resource-download-box__btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    width: 100%;
    min-height: 50px;  /* 触摸友好 */
    padding: 12px 20px;
    border: none;
    border-radius: 10px;
    background: var(--color-primary, #3B82F6);
    color: #fff;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    position: relative;
    overflow: hidden;
    transition: background 0.2s ease, transform 0.15s ease, box-shadow 0.2s ease, opacity 0.2s ease;
    box-shadow: 0 2px 8px rgba(59,130,246,0.3);
    -webkit-tap-highlight-color: transparent;
}

.resource-mobile-download-bar .resource-download-box__btn i {
    font-size: 16px;
    flex-shrink: 0;
}

.resource-mobile-download-bar .resource-download-box__btn span {
    flex-shrink: 0;
}

/* 按钮副文案（来源名称 / 余额信息）*/
.resource-mobile-download-bar .resource-download-box__btn-sub {
    display: block;
    font-size: 11px;
    font-weight: 400;
    opacity: 0.85;
    margin-top: 2px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 100%;
}

/* 类型标签（网盘/外链）*/
.resource-mobile-download-bar .resource-download-box__type-tag {
    display: inline-flex;
    align-items: center;
    padding: 2px 8px;
    margin-left: auto;
    border-radius: 10px;
    font-size: 11px;
    font-weight: 500;
    background: rgba(255,255,255,0.2);
    flex-shrink: 0;
}

/* -- 按钮状态变体 -- */

/* 正常态 hover */
.resource-mobile-download-bar .resource-download-box__btn:hover {
    background: var(--color-primary-active, #2563EB);
    box-shadow: 0 4px 14px rgba(59,130,246,0.4);
    transform: translateY(-1px);
}

/* active 按压反馈 */
.resource-mobile-download-bar .resource-download-box__btn:active {
    transform: scale(0.97);
    transition-duration: 0.1s;
}

/* 登录拦截态 */
.resource-mobile-download-bar .resource-download-box__btn--login {
    background: var(--color-primary, #3B82F6);
}

/* 余额不足态（禁用外观）*/
.resource-mobile-download-bar .resource-download-box__btn--credit-low {
    background: var(--color-ink-4, #8A8F98);
    box-shadow: none;
    cursor: not-allowed;
    opacity: 0.7;
}

.resource-mobile-download-bar .resource-download-box__btn--credit-low:hover {
    transform: none;
    box-shadow: none;
    background: var(--color-ink-4, #8A8F98);
}

/* 付费下载态 */
.resource-mobile-download-bar .resource-download-box__btn--paid {
    background: linear-gradient(135deg, #3B82F6 0%, #2563EB 100%);
}

/* ---- 提示文字区 ---- */
.resource-mobile-download-bar .resource-download-box__hint {
    margin: 0 16px 12px;
    padding: 10px 14px;
    border-radius: 8px;
    font-size: 12px;
    line-height: 1.5;
    display: flex;
    align-items: flex-start;
    gap: 8px;
}

.resource-mobile-download-bar .resource-download-box__hint i {
    font-size: 14px;
    flex-shrink: 0;
    margin-top: 1px;
}

.resource-mobile-download-bar .resource-download-box__hint--login {
    color: var(--color-primary, #3B82F6);
    background: rgba(59,130,246,0.06);
}

.resource-mobile-download-bar .resource-download-box__hint--login i {
    color: var(--color-primary, #3B82F6);
}

.resource-mobile-download-bar .resource-download-box__hint--credit {
    color: #D97706;
    background: #FFFBEB;
}

.resource-mobile-download-bar .resource-download-box__hint--credit i {
    color: #F59E0B;
}

/* ---- 验证码表单区 ---- */
.resource-mobile-download-bar .resource-download-box__captcha {
    margin: 0 16px 16px;
    padding: 14px;
    border: 1px dashed var(--color-line, rgba(0,0,0,0.12));
    border-radius: 8px;
    background: var(--surface-2, #FAFAFB);
}

/* ---- 底部免责声明 ---- */
.resource-mobile-download-bar .resource-download-box__footer {
    margin: 0;
    padding: 12px 16px;
    border-top: 1px solid var(--color-line, rgba(0,0,0,0.06));
}

.resource-mobile-download-bar .resource-download-box__notice-text {
    margin: 0;
    font-size: 11px;
    line-height: 1.6;
    color: var(--color-ink-4, #8A8F98);
    display: flex;
    align-items: flex-start;
    gap: 6px;
}

.resource-mobile-download-bar .resource-download-box__notice-text i {
    font-size: 12px;
    flex-shrink: 0;
    margin-top: 2px;
    color: var(--color-ink-4, #8A8F98);
}


/* ----- 移动端悬浮下载按钮（FAB） ----- */
.resource-mobile-fab {
    display: none;  /* 默认隐藏，移动端媒体查询中启用 */
    position: fixed;
    bottom: 72px;
    right: 20px;
    z-index: 950;
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: var(--color-primary, #3B82F6);
    color: #fff;
    text-decoration: none;
    display: flex;  /* 覆盖上面的 display:none */
    align-items: center;
    justify-content: center;
    font-size: 22px;
    box-shadow: 0 4px 16px rgba(59,130,246,0.35), 0 2px 6px rgba(0,0,0,0.1);
    opacity: 0;
    transform: scale(0.8) translateY(10px);
    transition: opacity 0.35s cubic-bezier(0.4, 0, 0.2, 1), transform 0.35s cubic-bezier(0.4, 0, 0.2, 1), box-shadow 0.3s ease;
    pointer-events: none;
    -webkit-tap-highlight-color: transparent;
    animation: fabFadeIn 0.5s 1.5s forwards;
}

@keyframes fabFadeIn {
    to {
        opacity: 1;
        transform: scale(1) translateY(0);
        pointer-events: auto;
    }
}

.resource-mobile-fab:hover {
    transform: scale(1.08) translateY(-2px);
    box-shadow: 0 6px 24px rgba(59,130,246,0.45), 0 4px 10px rgba(0,0,0,0.15);
    color: #fff;
}

.resource-mobile-fab:active {
    transform: scale(0.95);
    transition-duration: 0.1s;
}

/* FAB脉冲效果（吸引注意） */
.resource-mobile-fab::after {
    content: '';
    position: absolute;
    inset: -4px;
    border-radius: 50%;
    background: transparent;
    border: 2px solid var(--color-primary, #3B82F6);
    opacity: 0;
    animation: fabPulse 2s 2.5s infinite;
}

@keyframes fabPulse {
    0% { transform: scale(1); opacity: 0.6; }
    100% { transform: scale(1.4); opacity: 0; }
}


/* ============================================================
 * 响应式媒体查询
 * ============================================================ */

/* 移动端/平板（< 992px）：显示移动端下载栏和FAB */
@media (max-width: 991px) {
    .resource-mobile-download-bar {
        display: block;
    }

    .resource-mobile-fab {
        display: flex;
        bottom: calc(72px + env(safe-area-inset-bottom, 0px));
        right: calc(20px + env(safe-area-inset-right, 0px));
    }

    /* 超小屏适配（<= 380px） */
    @media (max-width: 380px) {
        .resource-mobile-download-bar .resource-download-box__header {
            flex-wrap: wrap;
            gap: 8px;
            padding: 14px 12px 10px;
        }

        .resource-mobile-download-bar .resource-download-box__list {
            padding: 10px 12px 14px;
            gap: 8px;
        }

        .resource-mobile-download-bar .resource-download-box__btn {
            min-height: 46px;
            padding: 10px 14px;
            font-size: 13px;
        }

        .resource-mobile-download-bar .resource-download-box__title {
            font-size: 14px;
        }

        .resource-mobile-download-bar .resource-download-box__hint,
        .resource-mobile-download-bar .resource-download-box__footer,
        .resource-mobile-download-bar .resource-download-box__captcha {
            margin-left: 12px;
            margin-right: 12px;
        }
    }
}

/* 桌面端（>= 992px）：隐藏移动端元素，保持原侧栏布局 */
@media (min-width: 992px) {
    .resource-mobile-download-bar {
        display: none !important;
    }

    .resource-mobile-fab {
        display: none !important;
    }
}

/* ============================================================
 * 云服务品牌按钮样式
 * ============================================================ */
.resource-download-box__btn--service-baidu {
    background: linear-gradient(135deg, #1578f8 0%, #0d65d9 100%);
}

.resource-download-box__btn--service-lanzou {
    background: linear-gradient(135deg, #f37526 0%, #e06318 100%);
}

.resource-download-box__btn--service-aliyun {
    background: linear-gradient(135deg, #6666ff 0%, #5050e0 100%);
}

.resource-download-box__btn--service-weiyun {
    background: linear-gradient(135deg, #4facfe 0%, #3a8fd4 100%);
}

.resource-download-box__btn--service-onedrive {
    background: linear-gradient(135deg, #0078d4 0%, #006abc 100%);
}

.resource-download-box__btn--service-tianyi {
    background: linear-gradient(135deg, #0099ff 0%, #0080e0 100%);
}

.resource-download-box__btn--service-123pan {
    background: linear-gradient(135deg, #2b7bff 0%, #1a65e0 100%);
}

.resource-download-box__btn--service-quark {
    background: linear-gradient(135deg, #6a5acd 0%, #5a4ab5 100%);
}

.resource-download-box__btn--service-xunlei {
    background: linear-gradient(135deg, #00a4ff 0%, #0090e0 100%);
}

.resource-download-box__btn--service-mega {
    background: linear-gradient(135deg, #d92323 0%, #c01a1a 100%);
}

.resource-download-box__btn--service-github {
    background: linear-gradient(135deg, #333333 0%, #1a1a1a 100%);
}

/* 后台自定义按钮配色：元素同时带 legacy .but 的 b-*/jb-* 类，
   它们提供 --this-bg / --this-color，这里读取即可覆盖云服务渐变 */
.resource-download-box__btn--custom {
    background: var(--this-bg, var(--color-primary, #3B82F6));
    color: var(--this-color, #fff);
}

.resource-download-box__btn--custom:hover {
    background: var(--this-bg, var(--color-primary-active, #2563EB));
    color: var(--this-color, #fff);
    filter: brightness(0.94);
}

.resource-download-box__btn--custom .resource-download-box__service-badge {
    background: rgb(255 255 255 / 25%);
}

/* 移动端下载条的 hover 规则作用域更窄，同作用域再声明一次以保持自定义色 */
.resource-mobile-download-bar .resource-download-box__btn--custom:hover {
    background: var(--this-bg, var(--color-primary-active, #2563EB));
    color: var(--this-color, #fff);
    filter: brightness(0.94);
}

/* 云服务徽章 */
.resource-download-box__service-badge {
    display: inline-block;
    font-size: 10px;
    font-weight: 600;
    padding: 2px 6px;
    border-radius: 4px;
    color: #fff;
    margin-left: 6px;
    letter-spacing: 0.02em;
    line-height: 1.3;
}

/* ============================================================
 * 渐变价格标签（模仿 legacy 渐变 pay-tag）
 * ============================================================ */
.resource-download-box__price--gradient {
    background: linear-gradient(135deg, #EF4444 0%, #F97316 100%);
    color: #fff;
    font-weight: 700;
    padding: 5px 12px;
    border-radius: 20px;
    font-size: 13px;
}

.resource-download-box__price--gradient.is-free {
    background: linear-gradient(135deg, #10B981 0%, #059669 100%);
}

/* ============================================================
 * 销量/下载量徽章
 * ============================================================ */
.resource-download-box__sales-badge {
    position: absolute;
    top: -8px;
    right: -8px;
    background: linear-gradient(135deg, #3B82F6 0%, #2563EB 100%);
    color: #fff;
    font-size: 11px;
    font-weight: 600;
    padding: 3px 8px;
    border-radius: 12px;
    box-shadow: 0 2px 6px rgba(59, 130, 246, 0.3);
    white-space: nowrap;
}

/* ============================================================
 * 下载框整体增强 — 模仿 legacy pay-box 视觉重量
 * ============================================================ */
.resource-download-box {
    position: relative;
    overflow: visible;
}

.resource-download-box::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}

/* ============================================================
 * 付费类型徽章 — 模仿 legacy 渐变 pay-tag
 * ============================================================ */
.resource-pay-type-badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: 11px;
    font-weight: 600;
    padding: 3px 8px;
    border-radius: 4px;
    color: #fff;
    line-height: 1.3;
    letter-spacing: 0.02em;
}

.resource-pay-type-badge i {
    font-size: 10px;
}

/* 在归档卡片上的徽章位置 */
.post-card .resource-pay-type-badge {
    position: absolute;
    top: 8px;
    left: 8px;
    z-index: 2;
}

/* 在下载框内的徽章 */
.resource-download-box__header .resource-pay-type-badge {
    margin-left: 8px;
}

/* ============================================================
 * 原价划线 — 模仿 legacy .original-price
 * ============================================================ */
.resource-original-price {
    font-size: 13px;
    color: var(--color-ink-4);
    text-decoration: line-through;
    margin-left: 6px;
}

.resource-original-price::before {
    content: '';
    position: absolute;
    left: -2px;
    right: -2px;
    top: 50%;
    height: 1px;
    background: var(--color-ink-4);
    transform: rotate(-8deg);
}

/* ============================================================
 * 视频播放器容器
 * ============================================================ */
.resource-video-container {
    position: relative;
    width: 100%;
    padding-bottom: 56.25%;
    margin: 16px 0;
    border-radius: var(--radius-lg);
    overflow: hidden;
    background: #000;
}

.resource-video-container iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: none;
}

/* ============================================================
 * 付费图库预览
 * ============================================================ */
.resource-gallery-locked {
    position: relative;
    filter: blur(8px);
    pointer-events: none;
    user-select: none;
}

.resource-gallery-locked::after {
    content: '\f023';
    font-family:"Font Awesome 5 Free";font-weight:900;
    font-weight: 900;
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    color: rgba(255, 255, 255, 0.8);
    background: rgba(0, 0, 0, 0.3);
}