@charset "utf-8";
/* ==========================================================================
   客户案例详情页样式（new_case.css）
   适用范围：
     1) .page-case      案例详情页正文（case-studies/*.html）
     2) .case-teaser    客户案例列表页的「深度案例」入口条（case-studies.html）
   说明：所有类名统一 case- 前缀，避免与 new_common / new_guide / new_customer 冲突。
   配色沿用 :root 变量（--color-primary #0565cf 等），不另行定义主题色。
   ========================================================================== */

/* ---------- 列表页：深度案例入口条 ---------- */
.case-teaser {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr);
  gap: 40px;
  align-items: center;
  margin-top: 4px;
  padding: 38px 42px;
  border: 1px solid #d9e8fb;
  border-radius: 16px;
  background: linear-gradient(135deg, #f4f9ff 0%, #ffffff 62%);
  box-shadow: var(--shadow-card);
  text-decoration: none;
  transition: transform 0.22s ease, box-shadow 0.22s ease, border-color 0.22s ease;
}
.case-teaser:hover,
.case-teaser:focus-visible {
  transform: translateY(-2px);
  border-color: #b7d5f7;
  box-shadow: 0 16px 38px rgba(46, 88, 139, 0.14);
  outline: none;
}
.case-teaser__kicker {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin: 0 0 14px;
  padding: 4px 12px;
  border: 1px solid #cfe3fb;
  border-radius: 999px;
  color: var(--color-primary);
  background: #eef6ff;
  font-size: 12.5px;
  letter-spacing: 0.3px;
}
.case-teaser h3 {
  margin: 0 0 12px;
  color: var(--color-heading);
  font-size: 25px;
  font-weight: 700;
  line-height: 1.45;
}
.case-teaser__desc {
  margin: 0 0 18px;
  color: var(--color-text);
  font-size: 14.5px;
  line-height: 1.85;
}
.case-teaser__more {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--color-primary);
  font-size: 14.5px;
  font-weight: 600;
}
.case-teaser__more::after {
  content: "";
  width: 7px;
  height: 7px;
  border-top: 2px solid currentColor;
  border-right: 2px solid currentColor;
  transform: rotate(45deg);
  transition: transform 0.22s ease;
}
.case-teaser:hover .case-teaser__more::after {
  transform: rotate(45deg) translate(2px, -2px);
}
.case-teaser__stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}
.case-teaser__stat {
  padding: 16px 18px;
  border: 1px solid #e4eefb;
  border-radius: 10px;
  background: #fff;
  text-align: center;
}
.case-teaser__stat strong {
  display: block;
  color: var(--color-primary);
  font-size: 26px;
  font-weight: 700;
  line-height: 1.25;
  font-variant-numeric: tabular-nums;
}
.case-teaser__stat span {
  display: block;
  margin-top: 4px;
  color: var(--color-muted);
  font-size: 12.5px;
}

/* ---------- 详情页：通用容器 ---------- */
.page-case .case-section {
  margin: 0 0 44px;
}
.page-case .case-tldr {
  padding: 26px 30px;
  border: 1px solid #d9e8fb;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, #f4f9ff 0%, #fbfdff 100%);
}
.page-case .case-tldr .tldr-title {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 16px;
  color: #1f5fa8;
  font-size: 16px;
  font-weight: 700;
}
.page-case .case-tldr .tldr-title svg {
  width: 19px;
  height: 19px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.page-case .case-tldr ol {
  margin: 0;
  padding-left: 0;
  list-style: none;
  counter-reset: tldr;
}
.page-case .case-tldr li {
  position: relative;
  padding-left: 32px;
  color: #3d4653;
  font-size: 15px;
  line-height: 1.9;
  counter-increment: tldr;
}
.page-case .case-tldr li + li {
  margin-top: 12px;
}
.page-case .case-tldr li::before {
  content: counter(tldr);
  position: absolute;
  top: 4px;
  left: 0;
  display: grid;
  width: 21px;
  height: 21px;
  place-items: center;
  border-radius: 50%;
  color: #fff;
  background: var(--color-primary);
  font-size: 12px;
  font-weight: 700;
}
.page-case .case-tldr li strong {
  color: var(--color-heading);
}

/* ---------- 详情页：关键指标 ---------- */
.page-case .case-kpi {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 12px;
  margin: 0 0 12px;
  padding: 0;
  list-style: none;
}
.page-case .case-kpi__item {
  padding: 22px 18px;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-md);
  background: #fff;
  text-align: center;
  box-shadow: 0 4px 14px rgba(46, 88, 139, 0.05);
}
.page-case .case-kpi__num {
  display: block;
  color: var(--color-primary);
  font-size: 30px;
  font-weight: 700;
  line-height: 1.2;
  font-variant-numeric: tabular-nums;
}
.page-case .case-kpi__num small {
  margin-left: 2px;
  font-size: 15px;
  font-weight: 600;
}
.page-case .case-kpi__label {
  display: block;
  margin-top: 8px;
  color: var(--color-text);
  font-size: 13.5px;
  line-height: 1.5;
}
.page-case .case-kpi__note {
  margin: 0 0 34px;
  color: var(--color-muted);
  font-size: 12.5px;
  line-height: 1.7;
}

/* ---------- 详情页：口径说明块 ---------- */
.page-case .case-note {
  margin: 18px 0 26px;
  padding: 14px 18px;
  border-left: 3px solid var(--color-primary);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  background: rgba(46, 88, 139, 0.05);
  color: var(--color-text);
  font-size: 14px;
  line-height: 1.85;
}
.page-case .case-note strong {
  color: var(--color-primary);
}

/* ---------- 详情页：1+16+N 架构图 ---------- */
.page-case .case-arch {
  margin: 22px 0 10px;
  padding: 28px 26px;
  border: 1px solid #e2ecf8;
  border-radius: var(--radius-lg);
  background: linear-gradient(180deg, #f8fbff 0%, #ffffff 100%);
}
.page-case .case-arch__tier {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 18px 22px;
  border-radius: var(--radius-md);
  background: #fff;
  border: 1px solid var(--color-line);
}
.page-case .case-arch__tier--1 {
  border-color: #b7d5f7;
  background: #f4f9ff;
  box-shadow: 0 6px 18px rgba(5, 101, 207, 0.07);
}
.page-case .case-arch__badge {
  flex: 0 0 auto;
  display: grid;
  width: 44px;
  height: 44px;
  place-items: center;
  border-radius: 12px;
  color: #fff;
  background: var(--color-primary);
  font-size: 19px;
  font-weight: 700;
  line-height: 1;
}
.page-case .case-arch__tier--16 .case-arch__badge {
  background: #3f8bd9;
  font-size: 15px;
}
.page-case .case-arch__tier--n .case-arch__badge {
  background: #7aa9dc;
}
.page-case .case-arch__body h3 {
  margin: 2px 0 6px;
  color: var(--color-heading);
  font-size: 17px;
  font-weight: 700;
  line-height: 1.5;
}
.page-case .case-arch__body p {
  margin: 0;
  color: var(--color-text);
  font-size: 14px;
  line-height: 1.8;
}
.page-case .case-arch__link {
  margin: 10px 0;
  color: #7d8794;
  font-size: 12.5px;
  letter-spacing: 0.4px;
  text-align: center;
}
.page-case .case-arch__link span {
  display: inline-block;
  padding: 3px 12px;
  border: 1px dashed #c6d8ec;
  border-radius: 999px;
  background: #fff;
}

/* ---------- 详情页：引用 ---------- */
.page-case .case-quote {
  margin: 24px 0;
  padding: 22px 26px 20px;
  border-left: 4px solid var(--color-primary);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  background: #f7fbff;
}
.page-case .case-quote p {
  margin: 0 0 10px;
  color: #2f3946;
  font-size: 15.5px;
  line-height: 1.95;
}
.page-case .case-quote footer {
  color: var(--color-muted);
  font-size: 13px;
}
.page-case .case-quote footer a {
  color: var(--color-primary);
  text-decoration: none;
  border-bottom: 1px dashed #a9cdf3;
}
.page-case .case-quote footer a:hover {
  border-bottom-style: solid;
}

/* ---------- 详情页：要素表 ---------- */
.page-case .case-table-wrap {
  margin: 22px 0;
  overflow-x: auto;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-md);
}
.page-case .case-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}
.page-case .case-table th,
.page-case .case-table td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--color-line);
  text-align: left;
  line-height: 1.75;
  vertical-align: top;
}
.page-case .case-table th {
  width: 152px;
  color: var(--color-heading);
  background: var(--color-surface-soft);
  font-weight: 600;
  white-space: nowrap;
}
.page-case .case-table td {
  color: var(--color-text);
}
.page-case .case-table tr:last-child th,
.page-case .case-table tr:last-child td {
  border-bottom: 0;
}
.page-case .case-todo {
  display: inline-block;
  padding: 1px 8px;
  border-radius: 4px;
  color: #a26a00;
  background: #fff6e5;
  font-size: 12.5px;
}

/* ---------- 详情页：时间线 ---------- */
.page-case .case-timeline {
  margin: 22px 0;
  padding: 0 0 0 6px;
  list-style: none;
}
.page-case .case-timeline li {
  position: relative;
  padding: 0 0 22px 28px;
  border-left: 2px solid #e2ecf8;
}
.page-case .case-timeline li:last-child {
  padding-bottom: 0;
  border-left-color: transparent;
}
.page-case .case-timeline li::before {
  content: "";
  position: absolute;
  top: 4px;
  left: -7px;
  width: 12px;
  height: 12px;
  border: 2px solid var(--color-primary);
  border-radius: 50%;
  background: #fff;
}
.page-case .case-timeline__time {
  display: block;
  color: var(--color-primary);
  font-size: 13.5px;
  font-weight: 600;
  letter-spacing: 0.3px;
}
.page-case .case-timeline__text {
  display: block;
  margin-top: 5px;
  color: var(--color-text);
  font-size: 14.5px;
  line-height: 1.85;
}

/* ---------- 详情页：提示卡 ---------- */
.page-case .case-callout {
  margin: 24px 0;
  padding: 18px 22px;
  border: 1px solid #ffe2b8;
  border-radius: var(--radius-md);
  background: #fffaf1;
}
.page-case .case-callout strong {
  display: block;
  margin-bottom: 8px;
  color: #8a5a00;
  font-size: 14.5px;
}
.page-case .case-callout p {
  margin: 0;
  color: #6b5a3d;
  font-size: 14px;
  line-height: 1.85;
}

/* ---------- 详情页：信息来源 ---------- */
.page-case .case-source {
  margin: 18px 0 0;
  padding: 22px 24px;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-md);
  background: var(--color-surface-soft);
}
.page-case .case-source h3 {
  margin: 0 0 14px;
  color: var(--color-heading);
  font-size: 15.5px;
  font-weight: 700;
}
.page-case .case-source ol {
  margin: 0;
  padding-left: 20px;
}
.page-case .case-source li {
  color: var(--color-text);
  font-size: 13.5px;
  line-height: 1.9;
}
.page-case .case-source li + li {
  margin-top: 8px;
}
.page-case .case-source a {
  color: var(--color-primary);
  text-decoration: none;
  border-bottom: 1px dashed #a9cdf3;
  word-break: break-all;
}
.page-case .case-source a:hover {
  border-bottom-style: solid;
}
.page-case .case-source__note {
  margin: 14px 0 0;
  color: var(--color-muted);
  font-size: 12.5px;
  line-height: 1.8;
}

/* ---------- 详情页：正文内的小标题沿用 guide 规范 ---------- */
.page-case .guide-article h2 {
  margin: 44px 0 16px;
}
.page-case .guide-article h2:first-child {
  margin-top: 0;
}
.page-case .guide-article h3 {
  margin: 28px 0 12px;
}
.page-case .guide-article p {
  margin: 0 0 15px;
}
.page-case .guide-article ul,
.page-case .guide-article ol {
  margin: 0 0 16px;
  padding-left: 22px;
}
.page-case .guide-article li {
  margin-bottom: 9px;
  line-height: 1.9;
}

/* ---------- 响应式 ---------- */
@media (max-width: 1024px) {
  .case-teaser {
    grid-template-columns: minmax(0, 1fr);
    gap: 26px;
    padding: 30px 28px;
  }
  .page-case .case-kpi {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .page-case .case-kpi__item:last-child:nth-child(odd) {
    grid-column: 1 / -1;
  }
}

@media (max-width: 640px) {
  .case-teaser {
    padding: 24px 20px;
    border-radius: 12px;
  }
  .case-teaser h3 {
    font-size: 20px;
  }
  .page-case .case-kpi {
    gap: 12px;
  }
  .page-case .case-kpi__item {
    padding: 16px 12px;
  }
  .page-case .case-kpi__num {
    font-size: 24px;
  }
  .page-case .case-tldr {
    padding: 20px 18px;
  }
  .page-case .case-tldr li {
    padding-left: 28px;
    font-size: 14.5px;
  }
  .page-case .case-arch {
    padding: 18px 14px;
  }
  .page-case .case-arch__tier {
    gap: 12px;
    padding: 14px 15px;
  }
  .page-case .case-arch__badge {
    width: 36px;
    height: 36px;
    border-radius: 10px;
    font-size: 16px;
  }
  .page-case .case-arch__tier--16 .case-arch__badge {
    font-size: 12.5px;
  }
  .page-case .case-table th,
  .page-case .case-table td {
    padding: 10px 12px;
  }
  .page-case .case-table th {
    width: 108px;
    white-space: normal;
  }
  .page-case .case-quote {
    padding: 18px 18px 16px;
  }
  .page-case .case-quote p {
    font-size: 14.5px;
  }
}

/* ---------- 打印：只留正文 ---------- */
@media print {
  .case-teaser,
  .page-case .guide-sidebar,
  .page-case .guide-cta,
  .page-case .contact,
  .page-case .contact-tools,
  .page-case .site-header,
  .page-case .site-footer {
    display: none !important;
  }
  .page-case .case-arch,
  .page-case .case-kpi__item,
  .page-case .case-table-wrap {
    break-inside: avoid;
  }
}