/* ====== EMC测试服务页面独立样式 (emc-前缀) ======
   文件用途：仅影响EMC页面的组件样式
   作用域：所有class以'emc-'开头的元素
   修改此文件不会影响其他5个模板
   特性：完全独立自包含，不依赖任何其他CSS文件
*/

/* ============================================================
   CSS 变量回退定义（确保独立运行时不依赖外部变量）
   ============================================================ */
:root {
    --blue: #1267F1;
    --cyan: #27C5FF;
    --ink: #0A1628;
    --steel: #5A6A7F;
    --white: #FFFFFF;
    --line: #E2E8F0;
    --radius: 12px;
    --shadow: 0 4px 12px rgba(8, 38, 80, 0.08);
    --shadow-hover: 0 12px 28px rgba(8, 38, 80, 0.12);
    --shadow-card: 0 16px 32px rgba(8, 38, 80, 0.12);
    --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
    --transition-fast: 0.2s ease;
    --transition-base: 0.25s ease;
    --transition-slow: 0.3s ease;
}

/* ============================================================
   基础重置与通用属性（仅作用于 emc- 组件内部）
   ============================================================ */
[class^="emc-"],
[class^="emc-"] *,
[class^="emc-"] *::before,
[class^="emc-"] *::after {
    box-sizing: border-box;
}

[class^="emc-"] {
    font-family: var(--font-sans);
}

/* ============================================================
   1. 领域网格 .emc-domain-grid
   ============================================================ */
.emc-domain-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    width: 100%;
    padding: 0;
    margin: 0;
}

/* 3列网格变体（>6卡片时使用） */
.emc-domain-grid-3col {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    width: 100%;
    padding: 0;
    margin: 0;
}

/* 2列网格变体 */
.emc-domain-grid-2col {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    width: 100%;
    padding: 0;
    margin: 0;
}

/* ============================================================
   2. 领域卡片 .emc-domain-card
   ============================================================ */
.emc-domain-card {
    display: flex;
    flex-direction: column;
    padding: 24px;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: var(--white);
    box-shadow: var(--shadow);
    transition: transform var(--transition-base), box-shadow var(--transition-base);
    cursor: pointer;
}

.emc-domain-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-hover);
}

.emc-domain-card__icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 52px;
    height: 52px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--blue), var(--cyan));
    color: var(--white);
    font-size: 22px;
    margin-bottom: 16px;
    flex-shrink: 0;
}

.emc-domain-card__title {
    font-size: 18px;
    font-weight: 600;
    color: var(--ink);
    margin: 0 0 8px 0;
    line-height: 1.4;
}

.emc-domain-card__desc {
    font-size: 14px;
    color: var(--steel);
    line-height: 1.6;
    margin: 0;
}

/* ============================================================
   3. 卡片网格 .emc-card-grid（2×2四象限）
   ============================================================ */
.emc-card-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    grid-template-rows: repeat(2, 1fr);
    gap: 20px;
    width: 100%;
    padding: 0;
    margin: 0;
}

/* ============================================================
   3a. 服务网格（4列）
   ============================================================ */
.emc-service-grid-4col {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    width: 100%;
    padding: 0;
    margin: 0;
}

.emc-service-item {
    display: flex;
    flex-direction: column;
    padding: 28px;
    border-radius: var(--radius);
    background: linear-gradient(135deg, rgba(18, 104, 241, 0.329), rgba(39, 197, 255, 0.301));
    border: 1px solid rgba(18, 103, 241, 0.12);
    box-shadow: var(--shadow);
    transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.emc-service-item:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-hover);
}

.emc-service-item h3 {
    font-size: 17px;
    font-weight: 600;
    color: var(--blue);
    margin: 0 0 10px 0;
}

.emc-service-item p {
    font-size: 14px;
    color: #FFFFFF;
    line-height: 1.7;
    margin: 0;
}

/* ============================================================
   3b. 发射测试项目网格（3×2）
   ============================================================ */
.emc-emission-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    width: 100%;
    padding: 0;
    margin: 0;
}

.emc-emission-card {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 32px 24px;
    border-radius: var(--radius);
    background: linear-gradient(135deg, rgba(18, 103, 241, 0.08), rgba(39, 197, 255, 0.08));
    border: 1px solid rgba(18, 103, 241, 0.15);
    box-shadow: var(--shadow);
    transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.emc-emission-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-hover);
}

.emc-emission-card h3 {
    font-size: 18px;
    font-weight: 700;
    color: var(--blue);
    margin: 0 0 8px 0;
}

.emc-emission-card p {
    font-size: 14px;
    color: #FFFFFF;
    margin: 0;
}

/* ============================================================
   4. 服务卡片 .emc-service-card
   ============================================================ */
.emc-service-card {
    display: flex;
    flex-direction: column;
    position: relative;
    padding: 0;
    border-radius: var(--radius);
    background: linear-gradient(135deg, rgba(18, 103, 241, 0.06), rgba(39, 197, 255, 0.06));
    border: 1px solid rgba(18, 103, 241, 0.12);
    box-shadow: var(--shadow);
    transition: transform var(--transition-base), box-shadow var(--transition-base);
    overflow: hidden;
}

.emc-service-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-hover);
}

.emc-service-card__overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    
    z-index: 1;
}

.emc-service-card__content {
    position: relative;
    z-index: 2;
    padding: 28px;
    color: var(--white);
}

.emc-service-card__content h3 {
    font-size: 18px;
    font-weight: 700;
    color: var(--ink);
    margin: 0 0 12px 0;
}

.emc-service-card__content p {
    font-size: 14px;
    color: #000000;
    line-height: 1.7;
    margin: 0;
}

.emc-service-card__title {
    font-size: 17px;
    font-weight: 600;
    color: var(--blue);
    margin: 0 0 10px 0;
}

.emc-service-card__text {
    font-size: 14px;
    color: var(--steel);
    line-height: 1.7;
    margin: 0;
}

/* ============================================================
   5. 图标盒子 .emc-icon-box
   ============================================================ */
.emc-icon-box {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 52px;
    height: 52px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--blue), var(--cyan));
    color: var(--white);
    font-size: 22px;
    flex-shrink: 0;
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.emc-icon-box:hover {
    transform: scale(1.08);
    box-shadow: 0 8px 20px rgba(18, 103, 241, 0.25);
}

.emc-icon-box--large {
    width: 64px;
    height: 64px;
    font-size: 26px;
}

.emc-icon-box--small {
    width: 40px;
    height: 40px;
    font-size: 18px;
}

/* ============================================================
   6. 测试矩阵 .emc-test-matrix
   ============================================================ */
.emc-test-matrix {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
    width: 100%;
    padding: 0;
    margin: 0;
}

/* ============================================================
   7. 矩阵面板 .emc-matrix-panel
   ============================================================ */
.emc-matrix-panel {
    display: flex;
    flex-direction: column;
    padding: 28px;
    border-radius: var(--radius);
    background: var(--white);
    border: 1px solid var(--line);
    box-shadow: var(--shadow);
    transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.emc-matrix-panel:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-hover);
}

.emc-matrix-panel__header {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-bottom: 16px;
}

.emc-matrix-panel__title {
    font-size: 17px;
    font-weight: 600;
    color: var(--ink);
    margin: 0;
}

.emc-matrix-panel__body {
    font-size: 14px;
    color: var(--steel);
    line-height: 1.7;
}

/* ============================================================
   8. 检查列表 .emc-check-list
   ============================================================ */
.emc-check-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px 24px;
    list-style: none;
    padding: 0;
    margin: 0;
}

.emc-check-list__item {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    font-size: 14px;
    color: var(--steel);
    line-height: 1.6;
}

.emc-check-list__item::before {
    content: "";
    display: block;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--cyan);
    margin-top: 6px;
    flex-shrink: 0;
}

/* ============================================================
   9. 能力列表 .emc-capability-list
   ============================================================ */
.emc-capability-list {
    display: flex;
    flex-direction: column;
    gap: 0;
    list-style: none;
    padding: 0;
    margin: 0;
}

/* ============================================================
   10. 能力项 .emc-capability-item
   ============================================================ */
.emc-capability-item {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 6px 0;
    border-bottom: 1px solid var(--line);
    transition: background var(--transition-fast);
    gap: 60px;
}

.emc-capability-item:first-child {
    padding-top: 0;
}

.emc-capability-item:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

.emc-capability-item strong {
    flex: 0 0 280px;
    text-align: left;
}

.emc-capability-item span {
    flex: 1;
    text-align: left;
}

@media (max-width: 640px) {
    .emc-capability-item strong {
        flex: 0 0 auto;
        width: 100%;
    }
}

.emc-capability-item__label {
    font-size: 15px;
    font-weight: 500;
    color: var(--ink);
}

.emc-capability-item__value {
    font-size: 15px;
    color: var(--blue);
    font-weight: 600;
}

/* ============================================================
   11. 流程容器 .emc-process
   ============================================================ */
.emc-process {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    position: relative;
    padding: 0;
    margin: 0;
    list-style: none;
}

.emc-process::before {
    content: "";
    position: absolute;
    top: 28px;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--blue), var(--cyan));
    z-index: 0;
}

/* ============================================================
   12. 流程步骤 .emc-process-step
   ============================================================ */
.emc-process-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    position: relative;
    z-index: 1;
    flex: 1;
    text-align: center;
}

.emc-process-step__num {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--blue), var(--cyan));
    color: var(--white);
    font-size: 18px;
    font-weight: 700;
    box-shadow: 0 4px 14px rgba(18, 103, 241, 0.25);
    margin-bottom: 14px;
    flex-shrink: 0;
}

.emc-process-step__title {
    font-size: 15px;
    font-weight: 600;
    color: var(--ink);
    margin: 0 0 6px 0;
}

.emc-process-step__desc {
    font-size: 13px;
    color: var(--steel);
    line-height: 1.5;
    margin: 0;
    max-width: 160px;
}

/* ============================================================
   13. 标签组 .emc-medical-tags
   ============================================================ */
.emc-medical-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    padding: 0;
    margin: 0;
    list-style: none;
}

.emc-medical-tags__tag {
    display: inline-flex;
    align-items: center;
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 500;
    color: var(--blue);
    background: rgba(18, 103, 241, 0.08);
    border: 1px solid rgba(18, 103, 241, 0.15);
    transition: background var(--transition-fast), transform var(--transition-fast);
    cursor: default;
}

.emc-medical-tags__tag:hover {
    background: rgba(18, 103, 241, 0.14);
    transform: translateY(-2px);
}

/* ============================================================
   14. 场景网格 .emc-scenario-grid
   ============================================================ */
.emc-scenario-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    width: 100%;
    padding: 0;
    margin: 0;
}

/* ============================================================
   15. 场景卡片 .emc-scenario-card
   ============================================================ */
.emc-scenario-card {
    display: flex;
    flex-direction: column;
    padding: 24px;
    border-radius: var(--radius);
    background: var(--white);
    border: 1px solid var(--line);
    box-shadow: var(--shadow);
    transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.emc-scenario-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-hover);
}

.emc-scenario-card__image {
    width: 100%;
    height: 160px;
    border-radius: calc(var(--radius) - 4px);
    background: linear-gradient(135deg, rgba(18, 103, 241, 0.08), rgba(39, 197, 255, 0.08));
    margin-bottom: 16px;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--blue);
    font-size: 14px;
}

.emc-scenario-card__title {
    font-size: 17px;
    font-weight: 600;
    color: var(--ink);
    margin: 0 0 8px 0;
}

.emc-scenario-card__desc {
    font-size: 14px;
    color: var(--steel);
    line-height: 1.6;
    margin: 0;
}

/* ============================================================
   深色 section 变体（.section.dark .emc-xxx）
   ============================================================ */
.section.dark .emc-domain-card,
.section.dark .emc-matrix-panel,
.section.dark .emc-scenario-card {
    background: rgba(255, 255, 255, 0.06);
    border-color: rgba(255, 255, 255, 0.1);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2);
}

.section.dark .emc-domain-card__title,
.section.dark .emc-matrix-panel__title,
.section.dark .emc-scenario-card__title,
.section.dark .emc-process-step__title,
.section.dark .emc-capability-item__label {
    color: var(--white);
}

.section.dark .emc-domain-card__desc,
.section.dark .emc-service-card__text,
.section.dark .emc-matrix-panel__body,
.section.dark .emc-check-list__item,
.section.dark .emc-process-step__desc,
.section.dark .emc-scenario-card__desc {
    color: rgba(255, 255, 255, 0.7);
}

.section.dark .emc-service-card {
    background: linear-gradient(135deg, rgba(18, 103, 241, 0.15), rgba(39, 197, 255, 0.1));
    border-color: rgba(255, 255, 255, 0.1);
}

.section.dark .emc-capability-item {
    border-bottom-color: rgba(255, 255, 255, 0.1);
}

.section.dark .emc-medical-tags__tag {
    background: rgba(39, 197, 255, 0.12);
    border-color: rgba(39, 197, 255, 0.2);
    color: var(--cyan);
}

.section.dark .emc-process::before {
    background: linear-gradient(90deg, rgba(18, 103, 241, 0.5), rgba(39, 197, 255, 0.5));
}

/* ============================================================
   响应式断点
   ============================================================ */

/* 平板断点：≤992px */
@media (max-width: 992px) {
    .emc-domain-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 16px;
    }

    .emc-domain-grid-3col {
        grid-template-columns: repeat(2, 1fr);
        gap: 16px;
    }

    .emc-card-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 16px;
    }

    .emc-test-matrix {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .emc-scenario-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 16px;
    }

    .emc-check-list {
        grid-template-columns: 1fr;
        gap: 10px;
    }

    .emc-service-grid-4col {
        grid-template-columns: repeat(2, 1fr);
        gap: 16px;
    }

    .emc-emission-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 16px;
    }

    .emc-process {
        flex-wrap: wrap;
        gap: 24px 0;
    }

    .emc-process::before {
        display: none;
    }

    .emc-process-step {
        flex: 0 0 25%;
    }

    .emc-process-step__num {
        width: 48px;
        height: 48px;
        font-size: 16px;
    }

    .emc-domain-card,
    .emc-service-card,
    .emc-matrix-panel,
    .emc-scenario-card {
        padding: 20px;
    }
}

/* 手机断点：≤640px */
@media (max-width: 640px) {
    .emc-domain-grid {
        grid-template-columns: 1fr;
        gap: 14px;
    }

    .emc-domain-grid-3col {
        grid-template-columns: 1fr;
        gap: 14px;
    }

    .emc-card-grid {
        grid-template-columns: 1fr;
        gap: 14px;
    }

    .emc-scenario-grid {
        grid-template-columns: 1fr;
        gap: 14px;
    }

    .emc-process-step {
        flex: 0 0 50%;
    }

    .emc-service-grid-4col {
        grid-template-columns: 1fr;
        gap: 14px;
    }

    .emc-emission-grid {
        grid-template-columns: 1fr;
        gap: 14px;
    }

    .emc-capability-item {
        flex-direction: column;
        align-items: flex-start;
        gap: 6px;
        padding: 14px 0;
    }

    .emc-medical-tags {
        gap: 8px;
    }

    .emc-medical-tags__tag {
        padding: 5px 12px;
        font-size: 12px;
    }

    .emc-icon-box {
        width: 44px;
        height: 44px;
        font-size: 18px;
    }

    .emc-icon-box--large {
        width: 52px;
        height: 52px;
        font-size: 22px;
    }

    .emc-scenario-card__image {
        height: 140px;
    }
}

/* ============================================================
   辅助工具类
   ============================================================ */
.emc-text-blue {
    color: var(--blue);
}

.emc-text-cyan {
    color: var(--cyan);
}

.emc-text-ink {
    color: var(--ink);
}

.emc-text-steel {
    color: var(--steel);
}

.emc-bg-blue {
    background: var(--blue);
}

.emc-bg-cyan {
    background: var(--cyan);
}

.emc-gradient-bg {
    background: linear-gradient(135deg, var(--blue), var(--cyan));
}

.emc-mt-0 { margin-top: 0; }
.emc-mt-1 { margin-top: 8px; }
.emc-mt-2 { margin-top: 16px; }
.emc-mt-3 { margin-top: 24px; }
.emc-mb-0 { margin-bottom: 0; }
.emc-mb-1 { margin-bottom: 8px; }
.emc-mb-2 { margin-bottom: 16px; }
.emc-mb-3 { margin-bottom: 24px; }

/* ============================================================
   动画关键帧
   ============================================================ */
@keyframes emc-fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.emc-fade-in-up {
    animation: emc-fadeInUp 0.5s ease both;
}

/* ============================================================
   抗扰度能力矩阵卡片网格 .emc-immunity-grid
   ============================================================ */
.emc-immunity-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    width: 100%;
    padding: 0;
    margin: 0;
}

.emc-immunity-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 28px 20px;
    border-radius: var(--radius);
    background: var(--white);
    border: 1px solid var(--line);
    box-shadow: var(--shadow);
    transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.emc-immunity-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-hover);
    border-color: rgba(18, 103, 241, 0.3);
}

.emc-immunity-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--blue), var(--cyan));
    color: var(--white);
    font-size: 22px;
    margin-bottom: 16px;
    flex-shrink: 0;
    box-shadow: 0 4px 14px rgba(18, 103, 241, 0.25);
}

.emc-immunity-body h4 {
    font-size: 16px;
    font-weight: 600;
    color: var(--ink);
    margin: 0 0 6px 0;
    line-height: 1.4;
}

.emc-immunity-std {
    display: inline-block;
    font-size: 12px;
    font-weight: 500;
    color: var(--blue);
    background: rgba(18, 103, 241, 0.08);
    padding: 3px 10px;
    border-radius: 20px;
    margin-bottom: 10px;
    font-family: var(--font-sans);
}

.emc-immunity-body p {
    font-size: 13px;
    color: var(--steel);
    line-height: 1.6;
    margin: 0;
}

/* 平板 */
@media (max-width: 992px) {
    .emc-immunity-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 16px;
    }
}

/* 手机 */


    .emc-immunity-card {
        flex-direction: row;
        align-items: flex-start;
        text-align: left;
        padding: 18px 16px;
    }

    .emc-immunity-icon {
        width: 44px;
        height: 44px;
        font-size: 18px;
        margin-bottom: 0;
        margin-right: 14px;
    }

    .emc-immunity-body {
        flex: 1;
    }

    .emc-immunity-body h4 {
        font-size: 15px;
    }

    .emc-immunity-body p {
        font-size: 12px;
    }


/* ============================================================
   打印样式优化
   ============================================================ */
@media print {
    .emc-domain-card,
    .emc-service-card,
    .emc-matrix-panel,
    .emc-scenario-card {
        box-shadow: none !important;
        border: 1px solid #ccc !important;
        break-inside: avoid;
    }

    .emc-process::before {
        background: #999 !important;
    }
}