/* ==================== 现代简约风格样式 ==================== */

/* 颜色系统 - 现代简约 */
:root {
    /* 主色调 */
    --modern-primary: #2C3E50; /* 深空灰 */
    --modern-accent: #3498DB; /* 静谧蓝 */
    
    /* 背景色 */
    --modern-bg-main: #FAFAFA; /* 极浅灰 */
    --modern-bg-card: #FFFFFF; /* 纯白 */
    --modern-bg-divider: #ECF0F1; /* 非常浅的灰 */
    
    /* 文字色 */
    --modern-text-primary: #2C3E50; /* 深空灰 */
    --modern-text-secondary: #7F8C8D; /* 中灰 */
    --modern-text-tertiary: #BDC3C7; /* 浅灰 */
    
    /* 状态色 */
    --modern-success: #1ABC9C; /* 薄荷绿 */
    --modern-warning: #F1C40F; /* 琥珀黄 */
    --modern-error: #E74C3C; /* 浅珊瑚红 */
    
    /* 边界（设计说明 边界处理） */
    --modern-border-outer: #E0E0E0;
    
    /* 排版 token */
    --modern-font-app-name: 34px;
    --modern-font-title: 17px;
    --modern-font-body: 15px;
    --modern-font-caption: 13px;
    --modern-font-label: 11px;
    --modern-line-height: 1.5;
    --modern-radius-card: 16px;
    --modern-radius-btn: 22px;
    --modern-shadow-card: 0 2px 8px rgba(0, 0, 0, 0.1);
    --modern-ease: cubic-bezier(0.4, 0, 0.2, 1);
}

/* 现代简约风格覆盖 */
.style-modern {
    background: var(--modern-bg-main) !important;
    font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'Inter', 'Segoe UI', 'PingFang SC', sans-serif !important;
    line-height: var(--modern-line-height);
}

.style-modern .app-container {
    position: relative;
    background: var(--modern-bg-card) !important;
    border: 1px solid var(--modern-border-outer) !important;
    border-radius: 12px !important;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06) !important;
}

.style-modern .app-header {
    height: 56px;
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--modern-bg-divider);
}

.style-modern .app-header .header-default {
    display: none !important;
}
.style-modern .app-header .header-modern {
    display: flex !important;
}
.style-modern .app-header h1,
.style-modern .app-header .app-name {
    color: var(--modern-primary);
    font-size: 17px;
    font-weight: 600;
}

.style-modern .app-content {
    background: var(--modern-bg-main) !important;
    padding: 16px;
}

.style-modern .app-bottom-nav {
    height: 80px;
    background: var(--modern-bg-card) !important;
    border-top: 1px solid var(--modern-bg-divider);
    box-shadow: 0 -1px 4px rgba(0, 0, 0, 0.04);
}

.style-modern body {
    background: var(--modern-bg-main) !important;
}

.style-modern .card {
    background: var(--modern-bg-card);
    border: 1px solid var(--modern-bg-divider);
    border-radius: 16px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.style-modern .btn-primary {
    background: var(--modern-accent);
    color: white;
    box-shadow: 0 2px 8px rgba(52, 152, 219, 0.2);
}

.style-modern .btn-primary:hover {
    background: #2980B9;
    box-shadow: 0 4px 12px rgba(52, 152, 219, 0.3);
}

.style-modern .progress-fill {
    background: var(--modern-accent);
}

.style-modern .badge-primary {
    background: rgba(52, 152, 219, 0.1);
    color: var(--modern-accent);
}

/* 现代简约 - 书籍卡片（左图右文，封面约 1/3） */
.style-modern .book-card {
    background: var(--modern-bg-card);
    border: 1px solid var(--modern-bg-divider);
    border-radius: 16px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    padding: 20px;
    margin-bottom: 20px;
    display: flex;
    gap: 16px;
}
.style-modern .book-card .book-cover {
    flex: 0 0 33%;
    max-width: 120px;
    min-width: 90px;
    height: auto;
    aspect-ratio: 3/4;
    border-radius: 8px;
}
.style-modern .book-card .book-info {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
}
.style-modern .book-title {
    color: var(--modern-primary);
    font-size: 17px;
    font-weight: 600;
    line-height: 1.4;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.style-modern .book-meta {
    color: var(--modern-text-secondary);
    font-size: 15px;
    line-height: 1.5;
    margin-top: 4px;
}
.style-modern .book-progress {
    margin-top: 12px;
    display: flex;
    flex-direction: column;
}
.style-modern .progress-bar {
    order: 1;
    height: 2px;
    background: var(--modern-bg-divider);
    border-radius: 1px;
    overflow: hidden;
}
.style-modern .progress-info {
    order: 2;
    margin-top: 6px;
    margin-bottom: 0;
    font-size: 13px;
    color: var(--modern-text-tertiary);
}
.style-modern .progress-percent {
    color: var(--modern-accent);
    font-weight: 600;
}
.style-modern .progress-pages {
    color: var(--modern-text-tertiary);
}

/* 现代简约 - 书籍卡片数据胶囊与底部辅助信息 */
.style-modern .book-stats {
    display: flex;
    gap: 10px;
    margin-top: 12px;
    flex-wrap: wrap;
}
.style-modern .book-stats .data-capsule {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    border-radius: 8px;
    font-size: 13px;
    color: var(--modern-text-secondary);
    background: rgba(52, 152, 219, 0.08);
}
.style-modern .book-stats .data-capsule .iconify {
    font-size: 14px;
    color: var(--modern-accent);
}
.style-modern .book-card-footer {
    display: block !important;
    margin-top: 12px;
    padding-top: 10px;
    border-top: 1px solid var(--modern-bg-divider);
    font-size: 11px;
    color: var(--modern-text-tertiary);
}
.style-modern .book-card-footer .book-aux-text {
    margin-right: 8px;
}
.style-modern .book-card-footer .book-source-tag {
    color: var(--modern-text-tertiary);
}

/* 现代简约 - 分类筛选胶囊（圆角胶囊、横向滑动） */
.style-modern .status-filter {
    overflow-x: auto;
    scrollbar-width: none;
    -webkit-overflow-scrolling: touch;
    gap: 10px;
    padding-bottom: 4px;
}
.style-modern .status-filter::-webkit-scrollbar {
    display: none;
}
.style-modern .status-tag {
    border-radius: 9999px;
    padding: 8px 16px;
    font-size: 13px;
    transition: background 0.25s var(--modern-ease), border-color 0.25s var(--modern-ease), color 0.25s var(--modern-ease);
}
.style-modern .status-tag.active {
    background: var(--modern-accent);
    color: white;
    border-color: transparent;
}
.style-modern .status-tag:not(.active) {
    background: transparent;
    border: 1px solid var(--modern-bg-divider);
    color: var(--modern-text-secondary);
}
.style-modern .status-tag.active .status-badge {
    background: rgba(255, 255, 255, 0.25);
}

/* 现代简约 - 底部导航（四栏、线性图标、选中蓝色，无中央悬浮） */
.style-modern .app-bottom-nav {
    display: flex;
    align-items: center;
    justify-content: space-around;
    padding: 8px 0 20px;
}
.style-modern .nav-item {
    color: var(--modern-text-tertiary);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
}
.style-modern .nav-item .nav-icon {
    font-size: 22px;
    color: inherit;
}
.style-modern .nav-item .nav-label {
    font-size: 11px;
    font-weight: 500;
}
.style-modern .nav-item.active {
    color: var(--modern-accent);
}
.style-modern .nav-item.active .nav-icon {
    color: var(--modern-accent);
}

/* 分段控制器（现代简约下 .tabs 即分段控制器） */
.style-modern .tabs.segmented-control,
.style-modern .app-content > .tabs {
    display: flex;
    gap: 24px;
    padding: 0 4px;
    border-bottom: 1px solid var(--modern-bg-divider);
    margin-bottom: 16px;
}
.style-modern .tabs .tab {
    padding: 12px 0;
    font-size: 15px;
    font-weight: 500;
    color: var(--modern-text-secondary);
    background: none;
    border: none;
    border-bottom: 2px solid transparent;
    margin-bottom: -1px;
    cursor: pointer;
    transition: border-color 0.25s var(--modern-ease), color 0.25s var(--modern-ease);
}
.style-modern .tabs .tab.active {
    color: var(--modern-primary);
    font-weight: 600;
    border-bottom-color: var(--modern-accent);
}

/* 搜索与筛选栏（现代简约） */
.style-modern .search-box {
    display: none !important;
}
.style-modern .search-filter-bar {
    display: flex !important;
    align-items: center;
    gap: 10px;
    margin-bottom: 16px;
}
.style-modern .search-filter-input-wrap {
    flex: 1;
    position: relative;
    display: flex;
    align-items: center;
    border: 1px solid var(--modern-bg-divider);
    border-radius: 12px;
    background: var(--modern-bg-card);
    padding: 10px 14px 10px 40px;
    transition: border-color 0.25s var(--modern-ease), box-shadow 0.25s var(--modern-ease);
}
.style-modern .search-filter-input-wrap:focus-within {
    border-color: var(--modern-accent);
    box-shadow: 0 0 0 2px rgba(52, 152, 219, 0.15);
}
.style-modern .search-filter-icon {
    position: absolute;
    left: 14px;
    color: var(--modern-text-tertiary);
    font-size: 18px;
}
.style-modern .search-filter-input {
    flex: 1;
    border: none;
    background: transparent;
    font-size: 15px;
    color: var(--modern-text-primary);
    outline: none;
}
.style-modern .search-filter-input::placeholder {
    color: var(--modern-text-tertiary);
}
.style-modern .search-filter-btn.icon-btn-round {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    border: none;
    background: rgba(0, 0, 0, 0.04);
    color: var(--modern-text-secondary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.2s var(--modern-ease), color 0.2s var(--modern-ease), transform 0.15s var(--modern-ease);
}
.style-modern .search-filter-btn.icon-btn-round:hover {
    background: rgba(52, 152, 219, 0.1);
    color: var(--modern-accent);
}
.style-modern .search-filter-btn.icon-btn-round:active {
    transform: scale(0.98);
}
.style-modern .search-filter-btn .iconify {
    font-size: 20px;
}
.style-modern .search-filter-bar .view-toggle .view-grid { display: none; }
.style-modern .search-filter-bar .view-toggle .view-list { display: inline-block; }
.style-modern .search-filter-bar .view-toggle[data-view="grid"] .view-grid { display: inline-block; }
.style-modern .search-filter-bar .view-toggle[data-view="grid"] .view-list { display: none; }

/* 现代简约 - 导入横幅隐藏，右下角 FAB + 展开面板 */
.style-modern .import-banner {
    display: none !important;
}
.style-modern .fab-import-wrap {
    display: block !important;
    position: absolute;
    right: 20px;
    bottom: 96px;
    z-index: 15;
}
.style-modern .fab-import-btn {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    border: none;
    background: var(--modern-accent);
    color: white;
    box-shadow: 0 4px 12px rgba(52, 152, 219, 0.4);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.2s var(--modern-ease), box-shadow 0.2s var(--modern-ease);
}
.style-modern .fab-import-btn:hover {
    box-shadow: 0 6px 16px rgba(52, 152, 219, 0.5);
}
.style-modern .fab-import-btn:active {
    transform: scale(0.98);
}
.style-modern .fab-import-btn .iconify {
    font-size: 24px;
}
.style-modern .fab-import-panel {
    position: absolute;
    bottom: 64px;
    right: 0;
    min-width: 140px;
    background: var(--modern-bg-card);
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.12);
    border: 1px solid var(--modern-bg-divider);
    padding: 8px 0;
    opacity: 0;
    visibility: hidden;
    transform: translateY(8px);
    transition: opacity 0.2s var(--modern-ease), visibility 0.2s, transform 0.2s var(--modern-ease);
}
.style-modern .fab-import-panel.is-open {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}
.style-modern .fab-import-item {
    padding: 12px 16px;
    font-size: 14px;
    color: var(--modern-text-primary);
    cursor: pointer;
    transition: background 0.15s var(--modern-ease);
}
.style-modern .fab-import-item:hover {
    background: rgba(52, 152, 219, 0.08);
}
.style-modern .fab-import-item .fab-import-name {
    display: block;
}