/* ================================================================
 *  首件检测卡 - 纯PDF预览版样式
 *  完整独立样式，不依赖 index.css
 * ================================================================ */

/* ===== 卡片选择区 ===== */
.card-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
    margin-bottom: 20px;
}

.pc-card {
    display: flex;
    align-items: center;
    gap: 18px;
    padding: 18px 22px;
    background: var(--card);
    border: 1px solid var(--border);
    cursor: pointer;
    transition: box-shadow .15s, border-color .15s;
}
.pc-card:hover {
    box-shadow: 0 3px 14px rgba(0,0,0,.08);
    border-color: var(--accent);
}
.pc-card.active {
    border-color: var(--accent);
    background: linear-gradient(135deg, #fef2f2 0%, #fff 100%);
    box-shadow: 0 3px 12px rgba(185,28,28,.1);
}

/* 图标 */
.pc-card .qe-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    border-radius: 8px;
    color: #fff; /* 关键：让内部 SVG currentColor 变白 */
}
.pc-card .qe-icon svg {
    width: 26px;
    height: 26px;
}

/* 文字 */
.pc-card .qe-body { flex: 1; min-width: 0; }
.pc-card .qe-title {
    font-size: 16px;
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 3px;
}
.pc-card .qe-desc {
    font-size: 13px;
    color: var(--muted);
    line-height: 1.45;
}

/* 箭头 */
.pc-card .qe-arrow {
    font-size: 24px;
    color: var(--muted);
    flex-shrink: 0;
    transition: color .15s;
}
.pc-card:hover .qe-arrow,
.pc-card.active .qe-arrow { color: var(--accent); }

/* 各卡片颜色 */
.qe-lunfu   { background: #3b82f6; }
.qe-lunrin  { background: #10b981; }
.qe-hecheng { background: #f59e0b; }


/* ===== 工具栏 ===== */
.toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 12px;
    padding: 12px 16px;
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 4px;
    margin-bottom: 16px;
}
.toolbar-left { display: flex; align-items: center; gap: 10px; }
.tb-title { font-size: 15px; font-weight: 600; color: var(--dark); }
.tb-badge {
    font-size: 11px;
    padding: 2px 8px;
    background: var(--accent);
    color: #fff;
    border-radius: 3px;
    font-weight: 500;
    letter-spacing: .5px;
}
.toolbar-right { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.tb-btn {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 7px 14px;
    font-size: 13px;
    font-weight: 500;
    color: var(--text);
    background: transparent;
    border: 1px solid var(--border);
    border-radius: 4px;
    cursor: pointer;
    transition: all .15s;
    white-space: nowrap;
    font-family: inherit;
}
.tb-btn:hover {
    border-color: var(--muted);
    background: #f5f6fa;
}


/* ===== PDF显示容器 ===== */
.pdf-wrapper {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 4px;
    overflow: hidden;
    position: relative;
    aspect-ratio: 4 / 3;
    min-height: 520px;
}
.pdf-wrapper iframe {
    width: 100%;
    height: 100%;
    display: block;
    background: #525659;
}

/* 全屏 */
.pdf-wrapper.fullscreen {
    position: fixed;
    inset: 0;
    z-index: 9999;
    border-radius: 0;
    min-height: 100vh;
    height: 100vh;
    aspect-ratio: auto;
}
.pdf-wrapper.fullscreen iframe { background: #202124; }


/* ===== 打印样式 ===== */
@media print {
    body { overflow: visible !important; height: auto !important; }
    .sidebar, .header-bar, .toolbar, .card-grid, nav, .page-title { display: none !important; }
    .main { padding: 0 !important; overflow: visible !important; }
    .preview-area { display: block !important; margin: 0; padding: 0; }
    .pdf-wrapper {
        border: none !important;
        border-radius: 0 !important;
        min-height: auto !important;
        aspect-ratio: auto !important;
        height: auto !important;
    }
    .pdf-wrapper iframe { min-height: 100vh; height: 100vh !important; }
}


/* ===== 响应式 ===== */
@media (max-width: 768px) {
    .card-grid { grid-template-columns: repeat(3, 1fr); gap: 10px; }
    .pc-card { padding: 14px; gap: 12px; flex-direction: column; text-align: center; }
    .pc-card .qe-icon { width: 44px; height: 44px; }
    .pc-card .qe-icon svg { width: 22px; height: 22px; }
    .pc-card .qe-title { font-size: 13px; }
    .pc-card .qe-desc { font-size: 11px; display: none; }
    .pc-card .qe-arrow { display: none; }
    .toolbar { flex-direction: column; align-items: stretch; padding: 10px 12px; }
    .toolbar-left { align-items: flex-start; }
    .tb-btn { padding: 7px 10px; font-size: 12px; }
    .pdf-wrapper { min-height: 380px; }
}
@media (max-width: 520px) {
    .card-grid { grid-template-columns: 1fr; }
    .pc-card { flex-direction: row; text-align: left; padding: 14px 16px; gap: 14px; }
    .pc-card .qe-desc { display: block; }
    .pc-card .qe-arrow { display: block; }
}