/*
 * VIPZAI 手机端文章详情页专用样式
 * 文件：m/skin/css/eyou-article-page.css
 * 依赖：vipzai-design-system.css
 * 作用域：body.m-article-detail-template
 *
 * 维护原则：
 * 1. 不改变现有文章详情页布局与模块顺序。
 * 2. 正文图片、工艺图和长图保持原比例，不进行裁切。
 * 3. 所有规则限定在当前模板作用域内，不影响产品页、列表页与首页。
 * 4. 不使用高优先级覆盖，不在全局 img 上添加固定高度。
 */

body.m-article-detail-template,
body.m-article-detail-template * {
  box-sizing: border-box;
}

body.m-article-detail-template {
  min-width: 0;
  overflow-x: hidden;
}

body.m-article-detail-template .m-article-page {
  width: auto;
  min-width: 0;
  margin: 0 6px;
  padding: 0 0 calc(78px + env(safe-area-inset-bottom));
}

body.m-article-detail-template .m-article-breadcrumb {
  min-width: 0;
  padding: 10px 6px;
  color: var(--vip-muted, #6f7780);
  font-size: 13px;
  line-height: 1.6;
  overflow-wrap: anywhere;
  border-bottom: 1px solid var(--vip-border, #e5e8eb);
}

body.m-article-detail-template .m-article-breadcrumb a {
  color: var(--vip-text, #3f4850);
  text-decoration: none;
}

body.m-article-detail-template .m-article-main {
  min-width: 0;
  padding: 16px 10px 24px;
  background: var(--vip-white, #fff);
}

body.m-article-detail-template .m-article-head {
  min-width: 0;
  padding-bottom: 16px;
  text-align: center;
  border-bottom: 1px solid var(--vip-border, #e5e8eb);
}

body.m-article-detail-template .m-article-kicker {
  margin: 0 0 7px;
  color: var(--vip-primary, #1f80b8);
  font-size: 13px;
  font-weight: 700;
}

body.m-article-detail-template .m-article-head h1 {
  max-width: 100%;
  margin: 0;
  color: var(--vip-heading, #17384d);
  font-size: 24px;
  line-height: 1.45;
  font-weight: 700;
  word-break: break-word;
  overflow-wrap: anywhere;
}

body.m-article-detail-template .m-article-meta {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px 14px;
  margin-top: 10px;
  color: var(--vip-muted, #6f7780);
  font-size: 12px;
  line-height: 1.5;
}

body.m-article-detail-template .m-article-summary {
  margin: 14px 0 0;
  padding: 12px;
  color: var(--vip-text, #3f4850);
  line-height: 1.75;
  text-align: left;
  overflow-wrap: anywhere;
  background: var(--vip-bg-soft, #f6f8fa);
  border-left: 3px solid var(--vip-primary, #1f80b8);
}

/* 文章目录 */
body.m-article-detail-template .m-article-toc {
  margin: 14px 0;
  overflow: hidden;
  border: 1px solid var(--vip-border, #e5e8eb);
  background: var(--vip-bg-soft, #f6f8fa);
}

body.m-article-detail-template .m-article-toc summary {
  display: block;
  padding: 11px 38px 11px 12px;
  color: var(--vip-heading, #17384d);
  font-weight: 700;
  line-height: 1.55;
  cursor: pointer;
  list-style: none;
  position: relative;
}

body.m-article-detail-template .m-article-toc summary::-webkit-details-marker {
  display: none;
}

body.m-article-detail-template .m-article-toc summary::after {
  content: "+";
  position: absolute;
  top: 50%;
  right: 13px;
  transform: translateY(-50%);
  color: var(--vip-primary, #1f80b8);
  font-size: 20px;
  line-height: 1;
}

body.m-article-detail-template .m-article-toc[open] summary::after {
  content: "−";
}

body.m-article-detail-template .m-article-toc ol {
  list-style: none;
  margin: 0;
  padding: 0 12px 10px;
}

body.m-article-detail-template .m-article-toc li {
  position: relative;
  min-width: 0;
  padding: 6px 0 6px 14px;
}

body.m-article-detail-template .m-article-toc li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 14px;
  width: 5px;
  height: 5px;
  background: var(--vip-primary, #1f80b8);
}

body.m-article-detail-template .m-article-toc li.is-h3 {
  padding-left: 26px;
}

body.m-article-detail-template .m-article-toc a {
  display: block;
  color: var(--vip-text, #3f4850);
  line-height: 1.6;
  text-decoration: none;
  overflow-wrap: anywhere;
}

/* 正文：图片完整展示，禁止统一裁切。 */
body.m-article-detail-template .m-article-content {
  min-width: 0;
  color: var(--vip-text, #3f4850);
  font-size: 16px;
  line-height: 1.82;
  word-break: break-word;
  overflow-wrap: anywhere;
}

body.m-article-detail-template .m-article-content > :first-child {
  margin-top: 0;
}

body.m-article-detail-template .m-article-content > :last-child {
  margin-bottom: 0;
}

body.m-article-detail-template .m-article-content p {
  margin: 0 0 1em;
}

body.m-article-detail-template .m-article-content h2,
body.m-article-detail-template .m-article-content h3,
body.m-article-detail-template .m-article-content h4,
body.m-article-detail-template .m-article-content h5,
body.m-article-detail-template .m-article-content h6 {
  max-width: 100%;
  color: var(--vip-heading, #17384d);
  word-break: break-word;
  overflow-wrap: anywhere;
  scroll-margin-top: 74px;
}

body.m-article-detail-template .m-article-content h2 {
  position: relative;
  margin: 1.55em 0 .6em;
  padding-left: 12px;
  font-size: 20px;
  line-height: 1.5;
  font-weight: 700;
}

body.m-article-detail-template .m-article-content h2::before {
  content: "";
  position: absolute;
  left: 0;
  top: .2em;
  bottom: .2em;
  width: 4px;
  background: var(--vip-primary, #1f80b8);
}

body.m-article-detail-template .m-article-content h3 {
  margin: 1.25em 0 .5em;
  font-size: 18px;
  line-height: 1.55;
}

body.m-article-detail-template .m-article-content h4,
body.m-article-detail-template .m-article-content h5,
body.m-article-detail-template .m-article-content h6 {
  margin: 1.1em 0 .45em;
  line-height: 1.55;
}

body.m-article-detail-template .m-article-content ul,
body.m-article-detail-template .m-article-content ol {
  margin: 0 0 1em;
  padding-left: 1.4em;
}

body.m-article-detail-template .m-article-content li + li {
  margin-top: .35em;
}

body.m-article-detail-template .m-article-content figure {
  max-width: 100%;
  margin: 14px auto;
}

body.m-article-detail-template .m-article-content figcaption {
  margin-top: 7px;
  color: var(--vip-muted, #6f7780);
  font-size: 13px;
  line-height: 1.6;
  text-align: center;
}

body.m-article-detail-template .m-article-content img {
  display: block;
  max-width: 100%;
  height: auto;
  margin: 12px auto;
  object-fit: initial;
}

body.m-article-detail-template .m-article-content video {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  margin: 14px auto;
  background: #000;
}

body.m-article-detail-template .m-article-content iframe,
body.m-article-detail-template .m-article-content embed,
body.m-article-detail-template .m-article-content object {
  display: block;
  max-width: 100%;
  margin: 14px auto;
}

body.m-article-detail-template .m-article-content iframe[src*="youtube"],
body.m-article-detail-template .m-article-content iframe[src*="youtu.be"],
body.m-article-detail-template .m-article-content iframe[src*="vimeo"] {
  width: 100%;
  aspect-ratio: 16 / 9;
  height: auto;
  border: 0;
}

body.m-article-detail-template .vip-article-table-wrap {
  width: 100%;
  max-width: 100%;
  margin: 14px 0;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

body.m-article-detail-template .m-article-content table {
  width: 100%;
  min-width: 560px;
  border-collapse: collapse;
  background: var(--vip-white, #fff);
}

body.m-article-detail-template .m-article-content th,
body.m-article-detail-template .m-article-content td {
  padding: 8px 10px;
  border: 1px solid var(--vip-border, #e5e8eb);
  text-align: left;
  vertical-align: top;
  overflow-wrap: anywhere;
}

body.m-article-detail-template .m-article-content th {
  background: var(--vip-bg-soft, #f6f8fa);
}

body.m-article-detail-template .m-article-content blockquote {
  margin: 14px 0;
  padding: 10px 12px;
  color: var(--vip-text, #3f4850);
  background: var(--vip-bg-soft, #f6f8fa);
  border-left: 4px solid var(--vip-primary, #1f80b8);
}

body.m-article-detail-template .m-article-content pre {
  max-width: 100%;
  margin: 14px 0;
  padding: 12px;
  overflow-x: auto;
  color: #e9eef2;
  background: #17232c;
  border-radius: 2px;
  -webkit-overflow-scrolling: touch;
}

body.m-article-detail-template .m-article-content code {
  word-break: normal;
  overflow-wrap: normal;
}

body.m-article-detail-template .m-article-content a {
  color: var(--vip-primary, #1f80b8);
  text-decoration: underline;
  text-underline-offset: 3px;
  overflow-wrap: anywhere;
}

/* FAQ、标签、上下篇、相关阅读与 CTA */
body.m-article-detail-template .m-article-faq,
body.m-article-detail-template .m-article-tags,
body.m-article-detail-template .m-article-prenext,
body.m-article-detail-template .m-article-related,
body.m-article-detail-template .m-article-cta {
  min-width: 0;
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px solid var(--vip-border, #e5e8eb);
}

body.m-article-detail-template .m-article-faq h2,
body.m-article-detail-template .m-article-related h2,
body.m-article-detail-template .m-article-cta h2 {
  margin: 0 0 10px;
  color: var(--vip-heading, #17384d);
  font-size: 20px;
  line-height: 1.5;
  font-weight: 700;
}

body.m-article-detail-template .m-article-faq details {
  margin-top: 9px;
  overflow: hidden;
  border: 1px solid var(--vip-border, #e5e8eb);
  background: var(--vip-white, #fff);
}

body.m-article-detail-template .m-article-faq summary {
  position: relative;
  display: block;
  padding: 13px 46px 13px 14px;
  color: var(--vip-heading, #17384d);
  font-size: 16px;
  line-height: 1.65;
  font-weight: 700;
  cursor: pointer;
  list-style: none;
  background: var(--vip-bg-soft, #f6f8fa);
  overflow-wrap: anywhere;
}

body.m-article-detail-template .m-article-faq summary::-webkit-details-marker {
  display: none;
}

body.m-article-detail-template .m-article-faq summary::marker {
  content: "";
}

body.m-article-detail-template .m-article-faq summary::after {
  content: "+";
  position: absolute;
  right: 14px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--vip-primary, #1f80b8);
  font-size: 20px;
  line-height: 1;
}

body.m-article-detail-template .m-article-faq details[open] summary {
  color: var(--vip-primary-dark, #15678f);
  background: var(--vip-white, #fff);
}

body.m-article-detail-template .m-article-faq details[open] summary::after {
  content: "−";
}

body.m-article-detail-template .m-article-faq details > div,
body.m-article-detail-template .m-article-faq details > p,
body.m-article-detail-template .m-article-faq .vip-article-faq-answer,
body.m-article-detail-template .m-article-faq .sx-faq-a,
body.m-article-detail-template .m-article-faq .px-a {
  margin: 0;
  padding: 13px 14px 15px;
  color: var(--vip-text, #3f4850);
  font-size: 16px;
  line-height: 1.82;
  overflow-wrap: anywhere;
  border-top: 1px solid var(--vip-border-soft, #edf0f2);
}

body.m-article-detail-template .m-article-faq-content > p,
body.m-article-detail-template .m-article-faq-content > ul,
body.m-article-detail-template .m-article-faq-content > ol {
  margin: 9px 0;
}

body.m-article-detail-template .m-article-faq img,
body.m-article-detail-template .m-article-faq video,
body.m-article-detail-template .m-article-faq iframe {
  max-width: 100%;
  height: auto;
}

body.m-article-detail-template .m-article-tags {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 7px;
  color: var(--vip-muted, #6f7780);
}

body.m-article-detail-template .m-article-tags span {
  flex: 0 0 auto;
}

body.m-article-detail-template .m-article-tags a {
  min-width: 0;
  padding: 4px 9px;
  color: var(--vip-text, #3f4850);
  line-height: 1.5;
  text-decoration: none;
  overflow-wrap: anywhere;
  background: var(--vip-bg-soft, #f6f8fa);
  border: 1px solid var(--vip-border, #e5e8eb);
}

body.m-article-detail-template .m-article-prenext > div {
  min-width: 0;
  padding: 9px 0;
  border-bottom: 1px dashed var(--vip-border, #e5e8eb);
}

body.m-article-detail-template .m-article-prenext span {
  display: block;
  margin-bottom: 4px;
  color: var(--vip-muted, #6f7780);
  font-size: 13px;
}

body.m-article-detail-template .m-article-prenext a {
  display: block;
  color: var(--vip-text, #3f4850);
  line-height: 1.6;
  text-decoration: none;
  word-break: break-word;
  overflow-wrap: anywhere;
}

body.m-article-detail-template .m-article-prenext em {
  color: var(--vip-muted, #6f7780);
  font-style: normal;
}

body.m-article-detail-template .m-article-related ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

body.m-article-detail-template .m-article-related li {
  position: relative;
  min-width: 0;
  padding: 9px 0 9px 14px;
  border-bottom: 1px dashed var(--vip-border, #e5e8eb);
}

body.m-article-detail-template .m-article-related li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 18px;
  width: 5px;
  height: 5px;
  background: var(--vip-primary, #1f80b8);
}

body.m-article-detail-template .m-article-related a {
  display: block;
  color: var(--vip-text, #3f4850);
  line-height: 1.6;
  text-decoration: none;
  word-break: break-word;
  overflow-wrap: anywhere;
}

body.m-article-detail-template .m-article-related-empty {
  color: var(--vip-muted, #6f7780);
}

body.m-article-detail-template .m-article-related-empty::before {
  background: var(--vip-border, #e5e8eb);
}

body.m-article-detail-template .m-article-cta {
  margin-right: -10px;
  margin-bottom: -24px;
  margin-left: -10px;
  padding: 18px 14px calc(18px + env(safe-area-inset-bottom));
  color: var(--vip-white, #fff);
  background: var(--vip-surface-dark, #16384f);
  border-top: 0;
}

body.m-article-detail-template .m-article-cta h2,
body.m-article-detail-template .m-article-cta p {
  color: var(--vip-white, #fff);
}

body.m-article-detail-template .m-article-cta p {
  margin: 0 0 14px;
  opacity: .84;
  line-height: 1.7;
  overflow-wrap: anywhere;
}

body.m-article-detail-template .m-article-cta > div {
  display: flex;
  gap: 8px;
  min-width: 0;
}

body.m-article-detail-template .m-article-btn {
  display: inline-flex;
  flex: 1 1 0;
  min-width: 0;
  min-height: 42px;
  padding: 8px 10px;
  align-items: center;
  justify-content: center;
  color: var(--vip-white, #fff);
  line-height: 1.35;
  text-align: center;
  text-decoration: none;
  overflow-wrap: anywhere;
  border: 1px solid rgba(255, 255, 255, .75);
  border-radius: 2px;
}

body.m-article-detail-template .m-article-btn-primary {
  background: var(--vip-accent, #f1643c);
  border-color: var(--vip-accent, #f1643c);
}

/* 键盘操作与可访问性 */
body.m-article-detail-template a:focus-visible,
body.m-article-detail-template summary:focus-visible,
body.m-article-detail-template .m-article-btn:focus-visible {
  outline: 2px solid var(--vip-primary, #1f80b8);
  outline-offset: 3px;
}

/* 极窄屏只收紧间距，不改变页面布局。 */
@media (max-width: 360px) {
  body.m-article-detail-template .m-article-page {
    margin-right: 4px;
    margin-left: 4px;
  }

  body.m-article-detail-template .m-article-main {
    padding-right: 8px;
    padding-left: 8px;
  }

  body.m-article-detail-template .m-article-head h1 {
    font-size: 22px;
  }

  body.m-article-detail-template .m-article-cta {
    margin-right: -8px;
    margin-left: -8px;
    padding-right: 10px;
    padding-left: 10px;
  }

  body.m-article-detail-template .m-article-cta > div {
    gap: 6px;
  }
}

@media (prefers-reduced-motion: reduce) {
  body.m-article-detail-template *,
  body.m-article-detail-template *::before,
  body.m-article-detail-template *::after {
    scroll-behavior: auto;
    transition-duration: .01ms;
    animation-duration: .01ms;
    animation-iteration-count: 1;
  }
}