/**
 * 海芯威视官网 - 组件样式
 * ========================
 * 可复用UI组件样式
 */

/* ========================
   产品页面组件
   ======================== */
.products-page {
    padding: var(--space-10) 0 var(--space-20);
}

.products-page__layout {
    display: grid;
    grid-template-columns: 280px 1fr;
    gap: var(--space-8);
}

/* 侧边栏 */
.products-sidebar {
    position: sticky;
    top: 96px;
    height: fit-content;
}

.sidebar-widget {
    background: white;
    border-radius: var(--radius-xl);
    padding: var(--space-6);
    box-shadow: var(--shadow-md);
    margin-bottom: var(--space-6);
}

.sidebar-widget__title {
    font-size: var(--text-lg);
    font-weight: 700;
    color: var(--color-text-primary);
    margin-bottom: var(--space-4);
    padding-bottom: var(--space-3);
    border-bottom: 1px solid var(--color-border);
}

/* 分类列表 */
.category-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-1);
}

.category-list__link {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-3) var(--space-4);
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
    border-radius: var(--radius-lg);
    transition: all var(--transition-fast);
}

.category-list__link:hover {
    background: var(--color-bg-secondary);
    color: var(--color-text-primary);
}

.category-list__link--active {
    background: linear-gradient(135deg, var(--color-primary-gradient-start) 0%, var(--color-primary-gradient-end) 100%);
    color: white;
}

.category-list__icon {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
}

.category-list__icon svg {
    width: 100%;
    height: 100%;
}

.category-list__count {
    margin-left: auto;
    font-size: var(--text-xs);
    font-weight: 600;
    padding: var(--space-1) var(--space-2);
    background: var(--color-bg-tertiary);
    border-radius: var(--radius-full);
    color: var(--color-text-tertiary);
}

.category-list__link--active .category-list__count {
    background: rgba(255, 255, 255, 0.2);
    color: white;
}

/* 联系信息 */
.contact-info__item {
    display: flex;
    align-items: flex-start;
    gap: var(--space-3);
}

.contact-info__item + .contact-info__item {
    margin-top: var(--space-4);
    padding-top: var(--space-4);
    border-top: 1px solid var(--color-border);
}

.contact-info__item .icon {
    width: 20px;
    height: 20px;
    color: var(--color-primary);
    flex-shrink: 0;
}

.contact-info__label {
    display: block;
    font-size: var(--text-xs);
    color: var(--color-text-tertiary);
    margin-bottom: var(--space-1);
}

.contact-info__value {
    display: block;
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--color-text-primary);
}

/* 产品工具栏 */
.products-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-4);
    margin-bottom: var(--space-6);
    padding: var(--space-4);
    background: white;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-sm);
}

.products-filter,
.products-sort {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.products-filter__label,
.products-sort__label {
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
    flex-shrink: 0;
}

.products-filter__select,
.products-sort__select {
    padding: var(--space-2) var(--space-4);
    font-size: var(--text-sm);
    color: var(--color-text-primary);
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: border-color var(--transition-fast);
}

.products-filter__select:focus,
.products-sort__select:focus {
    outline: none;
    border-color: var(--color-primary);
}

.products-view {
    display: flex;
    gap: var(--space-1);
}

.products-view__btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    background: var(--color-bg-secondary);
    border: none;
    border-radius: var(--radius-md);
    color: var(--color-text-tertiary);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.products-view__btn:hover {
    background: var(--color-bg-tertiary);
    color: var(--color-text-secondary);
}

.products-view__btn--active {
    background: var(--color-primary);
    color: white;
}

.products-view__btn svg {
    width: 18px;
    height: 18px;
}

/* 分页 */
.pagination {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: var(--space-10);
    padding-top: var(--space-6);
    border-top: 1px solid var(--color-border);
}

.pagination__info {
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
}

.pagination__controls {
    display: flex;
    gap: var(--space-1);
}

.pagination__btn {
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 40px;
    height: 40px;
    padding: 0 var(--space-3);
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--color-text-secondary);
    background: white;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.pagination__btn:hover:not([aria-disabled="true"]) {
    border-color: var(--color-primary);
    color: var(--color-primary);
}

.pagination__btn--active {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: white;
}

.pagination__btn--prev,
.pagination__btn--next {
    padding: 0 var(--space-2);
}

.pagination__btn--prev svg,
.pagination__btn--next svg {
    width: 18px;
    height: 18px;
}

.pagination__btn[aria-disabled="true"] {
    opacity: 0.5;
    cursor: not-allowed;
}

/* ========================
   产品详情组件
   ======================== */
.product-detail {
    padding: var(--space-10) 0 var(--space-20);
}

.product-detail__layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-10);
    margin-bottom: var(--space-16);
}

/* 产品图库 */
.product-gallery__main {
    position: relative;
    aspect-ratio: 4/3;
    background: var(--color-bg-secondary);
    border-radius: var(--radius-xl);
    overflow: hidden;
    margin-bottom: var(--space-4);
}

.product-gallery__main img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.product-gallery__zoom {
    position: absolute;
    bottom: var(--space-4);
    right: var(--space-4);
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: white;
    border: none;
    border-radius: var(--radius-full);
    box-shadow: var(--shadow-md);
    color: var(--color-text-secondary);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.product-gallery__zoom:hover {
    background: var(--color-primary);
    color: white;
}

.product-gallery__zoom svg {
    width: 20px;
    height: 20px;
}

.product-gallery__thumbs {
    display: flex;
    gap: var(--space-3);
}

.product-gallery__thumb {
    width: 80px;
    height: 60px;
    padding: 0;
    background: var(--color-bg-secondary);
    border: 2px solid transparent;
    border-radius: var(--radius-lg);
    overflow: hidden;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.product-gallery__thumb--active {
    border-color: var(--color-primary);
}

.product-gallery__thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* 产品信息 */
.product-info__header {
    margin-bottom: var(--space-6);
}

.product-info__title {
    font-size: var(--text-3xl);
    font-weight: 800;
    color: var(--color-text-primary);
    margin: var(--space-3) 0 var(--space-2);
}

.product-info__subtitle {
    font-size: var(--text-lg);
    color: var(--color-text-secondary);
}

.product-info__specs-short {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-4);
    padding: var(--space-5);
    background: var(--color-bg-secondary);
    border-radius: var(--radius-xl);
    margin-bottom: var(--space-6);
}

.spec-short {
    display: flex;
    flex-direction: column;
}

.spec-short__label {
    font-size: var(--text-xs);
    color: var(--color-text-tertiary);
    margin-bottom: var(--space-1);
}

.spec-short__value {
    font-size: var(--text-base);
    font-weight: 600;
    color: var(--color-text-primary);
}

.product-info__features {
    margin-bottom: var(--space-8);
}

.product-info__section-title {
    font-size: var(--text-lg);
    font-weight: 700;
    color: var(--color-text-primary);
    margin-bottom: var(--space-4);
}

.feature-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.feature-list__item {
    display: flex;
    align-items: flex-start;
    gap: var(--space-3);
    font-size: var(--text-base);
    color: var(--color-text-secondary);
}

.feature-list__item svg {
    width: 20px;
    height: 20px;
    color: var(--color-success);
    flex-shrink: 0;
    margin-top: 2px;
}

.product-info__actions {
    display: flex;
    gap: var(--space-4);
    margin-bottom: var(--space-6);
}

.product-info__share {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.share-label {
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
}

.share-btn {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-bg-secondary);
    border: none;
    border-radius: var(--radius-full);
    color: var(--color-text-secondary);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.share-btn:hover {
    background: var(--color-primary);
    color: white;
}

.share-btn svg {
    width: 18px;
    height: 18px;
}

/* 产品标签页 */
.product-tabs {
    background: white;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    overflow: hidden;
}

.product-tabs__nav {
    display: flex;
    border-bottom: 1px solid var(--color-border);
    background: var(--color-bg-secondary);
}

.product-tabs__btn {
    padding: var(--space-4) var(--space-6);
    font-size: var(--text-base);
    font-weight: 600;
    color: var(--color-text-secondary);
    background: transparent;
    border: none;
    cursor: pointer;
    transition: all var(--transition-fast);
    position: relative;
}

.product-tabs__btn:hover {
    color: var(--color-text-primary);
}

.product-tabs__btn--active {
    color: var(--color-primary);
    background: white;
}

.product-tabs__btn--active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--color-primary);
}

.product-tabs__content {
    padding: var(--space-8);
}

.product-tabs__panel {
    display: none;
}

.product-tabs__panel--active {
    display: block;
}

/* 规格表格 */
.specs-table-wrapper {
    overflow-x: auto;
}

.specs-table {
    width: 100%;
    border-collapse: collapse;
    font-size: var(--text-base);
}

.specs-table th,
.specs-table td {
    padding: var(--space-4);
    text-align: left;
    border-bottom: 1px solid var(--color-border);
}

.specs-table th {
    font-weight: 700;
    color: var(--color-text-primary);
    background: var(--color-bg-secondary);
}

.specs-table td:first-child {
    width: 30%;
    font-weight: 500;
    color: var(--color-text-secondary);
}

.specs-table td:last-child {
    color: var(--color-text-primary);
}

/* 功能详情 */
.features-detail {
    display: flex;
    flex-direction: column;
    gap: var(--space-8);
}

.feature-block__title {
    font-size: var(--text-xl);
    font-weight: 700;
    color: var(--color-text-primary);
    margin-bottom: var(--space-3);
}

.feature-block__desc {
    font-size: var(--text-base);
    color: var(--color-text-secondary);
    line-height: var(--leading-relaxed);
}

.feature-block__desc ul {
    margin-top: var(--space-3);
    padding-left: var(--space-6);
    list-style: disc;
}

.feature-block__desc li {
    margin-bottom: var(--space-2);
}

/* 下载列表 */
.downloads-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}

.download-item {
    display: flex;
    align-items: center;
    gap: var(--space-5);
    padding: var(--space-5);
    background: var(--color-bg-secondary);
    border-radius: var(--radius-xl);
    transition: all var(--transition-fast);
}

.download-item:hover {
    background: var(--color-bg-tertiary);
}

.download-item__icon {
    width: 48px;
    height: 48px;
    flex-shrink: 0;
}

.download-item__icon svg {
    width: 100%;
    height: 100%;
}

.download-item__content {
    flex: 1;
}

.download-item__title {
    font-size: var(--text-lg);
    font-weight: 600;
    color: var(--color-text-primary);
    margin-bottom: var(--space-1);
}

.download-item__desc {
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
    margin-bottom: var(--space-1);
}

.download-item__meta {
    font-size: var(--text-xs);
    color: var(--color-text-tertiary);
}

.download-item__btn {
    padding: var(--space-3) var(--space-6);
    font-size: var(--text-sm);
    font-weight: 600;
    color: white;
    background: var(--color-primary);
    border-radius: var(--radius-lg);
    transition: all var(--transition-fast);
}

.download-item__btn:hover {
    background: var(--color-primary-dark);
}

/* ========================
   支持页面组件
   ======================== */
.support-section {
    padding: var(--space-10) 0 var(--space-20);
}

.support-quick-links {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-6);
    margin-bottom: var(--space-16);
}

.support-quick-link {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: var(--space-8) var(--space-6);
    background: white;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-normal);
}

.support-quick-link:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
}

.support-quick-link__icon {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-primary-gradient-start) 0%, var(--color-primary-gradient-end) 100%);
    border-radius: var(--radius-xl);
    color: white;
    margin-bottom: var(--space-5);
}

.support-quick-link__icon svg {
    width: 32px;
    height: 32px;
}

.support-quick-link__title {
    font-size: var(--text-lg);
    font-weight: 700;
    color: var(--color-text-primary);
    margin-bottom: var(--space-2);
}

.support-quick-link__desc {
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
}

.support-block {
    margin-bottom: var(--space-16);
}

.support-block__title {
    font-size: var(--text-2xl);
    font-weight: 700;
    color: var(--color-text-primary);
    margin-bottom: var(--space-6);
    padding-bottom: var(--space-4);
    border-bottom: 2px solid var(--color-border);
}

/* 文档列表 */
.document-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}

.document-card {
    display: flex;
    align-items: center;
    gap: var(--space-5);
    padding: var(--space-5);
    background: white;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-fast);
}

.document-card:hover {
    box-shadow: var(--shadow-md);
}

.document-card__icon {
    width: 48px;
    height: 48px;
    flex-shrink: 0;
}

.document-card__icon svg {
    width: 100%;
    height: 100%;
}

.document-card__content {
    flex: 1;
}

.document-card__title {
    font-size: var(--text-lg);
    font-weight: 600;
    color: var(--color-text-primary);
    margin-bottom: var(--space-1);
}

.document-card__desc {
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
    margin-bottom: var(--space-2);
}

.document-card__meta {
    display: flex;
    gap: var(--space-4);
    font-size: var(--text-xs);
    color: var(--color-text-tertiary);
}

.document-card__download {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-bg-secondary);
    border-radius: var(--radius-full);
    color: var(--color-text-secondary);
    transition: all var(--transition-fast);
    flex-shrink: 0;
}

.document-card__download:hover {
    background: var(--color-primary);
    color: white;
}

.document-card__download svg {
    width: 20px;
    height: 20px;
}

/* 故障排查 */
.troubleshooting-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}

.troubleshooting-item {
    padding: var(--space-6);
    background: white;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-sm);
}

.troubleshooting-item__title {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    font-size: var(--text-lg);
    font-weight: 600;
    color: var(--color-text-primary);
    margin-bottom: var(--space-3);
}

.troubleshooting-item__title svg {
    width: 24px;
    height: 24px;
    color: var(--color-primary);
}

.troubleshooting-item__desc {
    font-size: var(--text-base);
    color: var(--color-text-secondary);
    margin-bottom: var(--space-4);
    line-height: var(--leading-relaxed);
}

.troubleshooting-item__link {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--color-primary);
}

.troubleshooting-item__link:hover {
    gap: var(--space-3);
}

/* APP下载 */
.app-downloads {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-6);
}

.app-card {
    display: flex;
    align-items: center;
    gap: var(--space-6);
    padding: var(--space-6);
    background: white;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-sm);
}

.app-card__icon {
    width: 80px;
    height: 80px;
    flex-shrink: 0;
    border-radius: var(--radius-xl);
    overflow: hidden;
}

.app-card__icon img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.app-card__content {
    flex: 1;
}

.app-card__title {
    font-size: var(--text-xl);
    font-weight: 700;
    color: var(--color-text-primary);
    margin-bottom: var(--space-2);
}

.app-card__desc {
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
    margin-bottom: var(--space-4);
}

.app-card__downloads {
    display: flex;
    gap: var(--space-3);
}

.app-card__btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-4);
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--color-text-primary);
    background: var(--color-bg-secondary);
    border-radius: var(--radius-lg);
    transition: all var(--transition-fast);
}

.app-card__btn:hover {
    background: var(--color-primary);
    color: white;
}

.app-card__btn svg {
    width: 18px;
    height: 18px;
}

/* FAQ */
.faq-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.faq-item {
    background: white;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
}

.faq-item__question {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    padding: var(--space-5) var(--space-6);
    font-size: var(--text-lg);
    font-weight: 600;
    color: var(--color-text-primary);
    background: transparent;
    border: none;
    cursor: pointer;
    text-align: left;
}

.faq-item__question::-webkit-details-marker {
    display: none;
}

.faq-item__icon {
    width: 24px;
    height: 24px;
    color: var(--color-text-tertiary);
    transition: transform var(--transition-fast);
}

.faq-item[open] .faq-item__icon {
    transform: rotate(180deg);
}

.faq-item__answer {
    padding: 0 var(--space-6) var(--space-6);
    font-size: var(--text-base);
    color: var(--color-text-secondary);
    line-height: var(--leading-relaxed);
}

.faq-item__answer ul {
    margin-top: var(--space-3);
    padding-left: var(--space-6);
    list-style: disc;
}

.faq-item__answer li {
    margin-bottom: var(--space-2);
}

.faq-item__answer strong {
    color: var(--color-text-primary);
}

/* ========================
   图片放大弹窗
   ======================== */
.image-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.9);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.image-modal--open {
    opacity: 1;
    visibility: visible;
}

.image-modal__content {
    position: relative;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.image-modal__close {
    position: fixed;
    top: 24px;
    right: 24px;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.1);
    border: none;
    border-radius: 50%;
    color: white;
    cursor: pointer;
    transition: all 0.3s ease;
    z-index: 10000;
}

.image-modal__close:hover {
    background: rgba(255, 255, 255, 0.2);
}

.image-modal__close svg {
    width: 24px;
    height: 24px;
}

.image-modal__image {
    max-width: 85vw;
    max-height: 85vh;
    object-fit: contain;
}

.image-modal__nav {
    position: fixed;
    top: 50%;
    transform: translateY(-50%);
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.1);
    border: none;
    border-radius: 50%;
    color: white;
    cursor: pointer;
    transition: all 0.3s ease;
    z-index: 10000;
}

.image-modal__nav:hover {
    background: rgba(255, 255, 255, 0.2);
}

.image-modal__nav--prev {
    left: 24px;
}

.image-modal__nav--next {
    right: 24px;
}

.image-modal__nav svg {
    width: 28px;
    height: 28px;
}

.image-modal__counter {
    position: fixed;
    bottom: 24px;
    left: 50%;
    transform: translateX(-50%);
    color: rgba(255, 255, 255, 0.7);
    font-size: var(--text-sm);
}

@media (max-width: 768px) {
    .image-modal__close {
        top: 16px;
        right: 16px;
        width: 40px;
        height: 40px;
    }

    .image-modal__close svg {
        width: 20px;
        height: 20px;
    }

    .image-modal__nav {
        width: 44px;
        height: 44px;
    }

    .image-modal__nav--prev {
        left: 12px;
    }

    .image-modal__nav--next {
        right: 12px;
    }

    .image-modal__nav svg {
        width: 22px;
        height: 22px;
    }

    .image-modal__counter {
        bottom: 16px;
    }
}