/* 合作实践详情：年份、项目范围与回顾正文。 */
.practice-article-page { background: #fff; }
.practice-article-hero { padding: 30px 0 42px; background: #f1f6f9; border-bottom: 1px solid #e0e7ec; }
.practice-breadcrumb { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; color: #627386; font-size: 13px; line-height: 1.8; }
.practice-breadcrumb a { color: #334d66; }
.practice-breadcrumb a:hover { color: var(--gold-dark); }
.practice-article-eyebrow { display: flex; flex-wrap: wrap; gap: 14px 25px; margin-top: 58px; color: #88612a; font: 12px/1.6 Georgia, var(--serif); letter-spacing: .14em; }
.practice-article-eyebrow span { padding-left: 25px; border-left: 1px solid #b4c1cb; letter-spacing: .07em; }
.practice-hero-layout { display: grid; grid-template-columns: minmax(0,1.5fr) minmax(265px,.7fr); align-items: center; gap: clamp(38px,5vw,86px); margin-top: 18px; }
.practice-article-years { color: #687f92; font: 400 clamp(48px,6.5vw,86px)/1.15 Georgia, serif; letter-spacing: -.035em; }
.practice-hero-copy h1 { margin-top: 18px; font-size: clamp(34px,3.7vw,52px); letter-spacing: .02em; }
.practice-article-intro { max-width: 35em; margin-top: 22px; color: #566c7c; font-size: 17px; line-height: 1.9; }
.practice-hero-stat { align-self: center; padding: 24px 0 24px 35px; border-left: 1px solid #cbd7df; }
.practice-stat-label { color: #5b6f80; font-size: 13px; line-height: 1.8; }
.practice-stat-number { display: flex; flex-wrap: nowrap; align-items: baseline; gap: 7px; margin-top: 10px; color: #94601e; font: 23px/1.3 var(--serif); white-space: nowrap; }
.practice-stat-number strong { font: 400 clamp(48px,5vw,66px)/1.1 Georgia,serif; letter-spacing: -.045em; }
.practice-stat-number .practice-stat-over { margin-right: 2px; font-size: 17px; }
.practice-stat-caption { margin-top: 15px; color: #627386; font-size: 13px; line-height: 1.8; }
.practice-hero-note { padding: 27px 0 27px 35px; border-left: 1px solid #cbd7df; }
.practice-note-title { margin-top: 12px; color: #18394f; font: 600 clamp(29px,3vw,41px)/1.5 var(--serif); letter-spacing: .08em; }
.practice-article-tags { display: flex; flex-wrap: wrap; gap: 10px 26px; margin: 36px 0 0; padding: 0; list-style: none; }
.practice-article-tags li { position: relative; padding-left: 13px; color: #465d70; font-size: 13px; }
.practice-article-tags li::before { content: ""; position: absolute; left: 0; top: .75em; width: 4px; height: 4px; background: #ab823f; }
.practice-article-source { margin-top: 24px; padding-top: 19px; border-top: 1px solid #d6e0e7; color: #536778; font-size: 12px; line-height: 1.9; }
.practice-article-body { max-width: 1150px; padding-block: 22px 70px; }
.practice-contents { display: grid; grid-template-columns: repeat(4,minmax(0,1fr)); border-bottom: 1px solid #dce5eb; }
.practice-contents a { display: flex; align-items: center; gap: 12px; min-height: 68px; padding: 14px 18px; color: #294a60; font-size: 14px; }
.practice-contents a + a { border-left: 1px solid #e2e8ed; }
.practice-contents a span { color: #9a7841; font: 14px/1.5 Georgia,serif; }
.practice-contents a:hover { background: #f1f6f9; }
.practice-contents a:focus-visible { outline: 2px solid #294a60; outline-offset: -3px; }
.practice-reading-copy h2 { scroll-margin-top: calc(var(--header-height) + 28px); }
.practice-case-facts { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 22px; margin-top: 26px; padding-top: 23px; border-top: 1px solid #e2e8ed; }
.practice-case-facts div { min-width: 0; }
.practice-case-facts dt { color: #71818d; font-size: 12px; }
.practice-case-facts dd { margin: 10px 0 0; color: #23425a; font: 500 17px/1.7 var(--serif); }
.practice-reading-copy > .practice-evidence-note { margin-top: 24px; padding: 14px 18px; border-left: 2px solid #a0b3c1; background: #f3f7f9; color: #607583; font-size: 14px; line-height: 1.9; }
.practice-evidence-note strong { display: block; margin-bottom: 4px; color: #385567; font-weight: 500; }
.practice-analysis-item { margin-top: 26px; padding-top: 22px; border-top: 1px solid #e4ebef; }
.practice-analysis-item h3 { color: #2a4a60; font: 600 19px/1.7 var(--serif); }
.practice-analysis-item p { margin-top: 10px; color: #596c7c; font-size: 16px; line-height: 2.05; }
.practice-milestones { margin: 26px 0 0; padding: 0; list-style: none; }
.practice-milestones li { position: relative; display: grid; grid-template-columns: 132px minmax(0,1fr); gap: 22px; padding: 0 0 30px 25px; }
.practice-milestones li::before { content: ""; position: absolute; left: 0; top: 8px; width: 8px; height: 8px; border: 1px solid #a68249; border-radius: 50%; background: #fff; }
.practice-milestones li:not(:last-child)::after { content: ""; position: absolute; top: 21px; bottom: 5px; left: 4px; width: 1px; background: #dbe3e8; }
.practice-milestones li:last-child { padding-bottom: 0; }
.practice-milestone-date { color: #8c672c; font: 500 18px/1.5 Georgia,var(--serif); }
.practice-milestones h3 { color: #29495f; font: 600 18px/1.6 var(--serif); }
.practice-milestones p { margin-top: 8px; color: #596c7c; font-size: 15px; line-height: 1.95; }
.practice-outcome { display: flex; align-items: center; justify-content: space-between; gap: 28px; margin-top: 24px; padding: 27px 32px; background: #102f45; color: #fff; }
.practice-outcome > div > span { color: #d3c39f; font-size: 12px; }
.practice-outcome > div > p { display: flex; align-items: baseline; gap: 9px; margin-top: 10px; }
.practice-outcome small { color: #d3c39f; font-size: 14px; }
.practice-outcome strong { color: #fff; font: 400 46px/1.2 Georgia,serif; letter-spacing: -.025em; }
.practice-outcome b { color: #dfcfad; font: 500 21px/1.4 var(--serif); }
.practice-outcome > p { max-width: 11em; color: #c7d4dd; font: 400 17px/1.8 var(--serif); }
.practice-reading-section { display: grid; grid-template-columns: 190px minmax(0,1fr); gap: 48px; padding: 46px 0; border-bottom: 1px solid #e2e8ed; }
.practice-reading-label { display: flex; align-items: baseline; gap: 20px; padding-top: 5px; }
.practice-reading-label span { color: #a8782f; font: 20px/1.4 Georgia,serif; }
.practice-reading-label p { color: #63768a; font-size: 14px; letter-spacing: .12em; }
.practice-reading-copy h2 { font-size: 24px; line-height: 1.6; font-weight: 600; }
.practice-reading-copy > p { max-width: 47em; margin-top: 18px; color: #596c7c; font-size: 16px; line-height: 2.05; }
.practice-article-navigation { display: grid; grid-template-columns: minmax(0,1fr) auto minmax(0,1fr); align-items: center; gap: 26px; margin-top: 38px; }
.practice-adjacent { display: flex; flex-direction: column; align-items: flex-start; gap: 4px; min-height: 64px; justify-content: center; }
.practice-adjacent > span { color: #63778a; font-size: 12px; }
.practice-adjacent strong { font: 600 17px/1.7 var(--serif); }
.practice-adjacent-next { align-items: flex-end; text-align: right; }
.practice-back { display: inline-flex; align-items: center; gap: 20px; min-height: 48px; padding: 10px 20px; border: 1px solid #c3d0da; color: #304b63; font-size: 14px; }
.practice-back:hover { border-color: var(--gold); }
.practice-back span { font-size: 21px; }
@media (max-width: 900px) {
  .practice-article-eyebrow { margin-top: 42px; }
  .practice-hero-layout { grid-template-columns: minmax(0,1fr) minmax(220px,.65fr); gap: 30px; }
  .practice-hero-stat { padding-left: 24px; }
  .practice-hero-note { padding-left: 24px; }
  .practice-reading-section { grid-template-columns: 130px minmax(0,1fr); gap: 26px; padding-block: 36px; }
  .practice-reading-label { gap: 12px; }
}
@media (max-width: 640px) {
  .practice-article-hero { padding-top: 23px; padding-bottom: 28px; }
  .practice-breadcrumb { gap: 7px; font-size: 12px; }
  .practice-article-eyebrow { margin-top: 35px; font-size: 10px; gap: 10px 14px; }
  .practice-article-eyebrow span { padding-left: 14px; }
  .practice-hero-layout { grid-template-columns: minmax(0,1fr); gap: 24px; }
  .practice-article-years { font-size: clamp(43px,10.8vw,64px); }
  .practice-hero-copy h1 { margin-top: 15px; font-size: 32px; }
  .practice-article-intro { margin-top: 16px; font-size: 15px; }
  .practice-hero-stat { border-left: 2px solid #bc9354; padding: 3px 0 3px 20px; }
  .practice-hero-note { border-left: 2px solid #8ca0af; padding: 3px 0 3px 20px; }
  .practice-note-title { margin-top: 7px; font-size: 30px; }
  .practice-stat-number { margin-top: 6px; }
  .practice-stat-number strong { font-size: 44px; }
  .practice-stat-caption { margin-top: 9px; }
  .practice-article-tags { margin-top: 25px; gap: 7px 16px; }
  .practice-article-tags li { font-size: 12px; }
  .practice-article-source { margin-top: 18px; padding-top: 17px; }
  .practice-article-body { padding-block: 7px 42px; }
  .practice-contents a { flex-direction: column; align-items: flex-start; justify-content: center; gap: 4px; min-height: 77px; padding: 11px 9px; font-size: 12px; line-height: 1.7; }
  .practice-contents a span { font-size: 12px; }
  .practice-milestones li { grid-template-columns: minmax(0,1fr); gap: 8px; padding-left: 22px; }
  .practice-milestone-date { font-size: 17px; }
  .practice-milestones h3 { font-size: 17px; }
  .practice-milestones p { font-size: 14px; }
  .practice-outcome { align-items: flex-start; flex-direction: column; gap: 16px; padding: 23px; }
  .practice-outcome strong { font-size: 40px; }
  .practice-outcome > p { max-width: none; font-size: 15px; }
  .practice-case-facts { grid-template-columns: minmax(0,1fr); gap: 14px; margin-top: 21px; padding-top: 19px; }
  .practice-case-facts div { display: grid; grid-template-columns: 68px minmax(0,1fr); align-items: baseline; gap: 18px; }
  .practice-case-facts dd { margin: 0; font-size: 16px; }
  .practice-reading-copy > .practice-evidence-note { margin-top: 21px; padding: 12px 14px; font-size: 13px; }
  .practice-analysis-item { margin-top: 22px; padding-top: 19px; }
  .practice-analysis-item h3 { font-size: 18px; }
  .practice-analysis-item p { font-size: 15px; }
  .practice-reading-section { grid-template-columns: minmax(0,1fr); gap: 14px; padding-block: 28px; }
  .practice-reading-label { padding-top: 0; }
  .practice-reading-copy h2 { font-size: 21px; }
  .practice-reading-copy > p { margin-top: 14px; font-size: 15px; }
  .practice-article-navigation { grid-template-columns: minmax(0,1fr) minmax(0,1fr); gap: 19px; margin-top: 23px; }
  .practice-adjacent strong { font-size: 15px; }
  .practice-back { grid-column: 1 / -1; grid-row: 2; justify-content: center; width: 100%; }
  .practice-adjacent-next { grid-column: 2; grid-row: 1; }
  .practice-nav-space { display: none; }
}