/* SAP 实战知识库 - Professional / Minimal / Technical */
:root {
  --navy: #16283f;
  --navy-2: #1f3a5c;
  --accent: #2563eb;
  --accent-soft: #eff4ff;
  --text: #1c2430;
  --muted: #5b6774;
  --bg: #ffffff;
  --bg-soft: #f5f7fa;
  --border: #e3e8ef;
  --radius: 10px;
  --shadow: 0 1px 3px rgba(22, 40, 63, .08);
  --font: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  --mono: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; font-family: var(--font); color: var(--text); background: var(--bg); line-height: 1.7; font-size: 16px; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
img { max-width: 100%; }
.wrap { max-width: 1140px; margin: 0 auto; padding: 0 20px; }
.wrap.narrow { max-width: 820px; }
.center { text-align: center; }
.tiny { font-size: .82rem; color: var(--muted); }

/* ===== 页眉 ===== */
.site-header { position: sticky; top: 0; z-index: 50; background: rgba(255,255,255,.96); backdrop-filter: blur(6px); border-bottom: 1px solid var(--border); }
.header-in { display: flex; align-items: center; gap: 24px; height: 64px; }
.brand { display: flex; align-items: center; gap: 10px; color: var(--text); }
.brand:hover { text-decoration: none; }
.logo-mark { width: 36px; height: 36px; flex: none; }
.brand-text { display: flex; flex-direction: column; line-height: 1.25; }
.brand-text strong { font-size: 1.02rem; letter-spacing: .02em; }
.brand-text small { font-size: .68rem; color: var(--muted); letter-spacing: .08em; text-transform: uppercase; }
.main-nav { display: flex; gap: 4px; margin-left: 8px; }
.main-nav a { color: var(--text); font-size: .94rem; padding: 8px 12px; border-radius: 8px; white-space: nowrap; }
.main-nav a:hover { background: var(--bg-soft); text-decoration: none; }
.main-nav a.active { color: var(--accent); font-weight: 600; background: var(--accent-soft); }
.header-actions { margin-left: auto; display: flex; align-items: center; gap: 8px; }
.search-btn { display: inline-flex; align-items: center; gap: 6px; border: 1px solid var(--border); border-radius: 999px; padding: 6px 14px; font-size: .88rem; color: var(--muted); background: var(--bg-soft); }
.search-btn:hover { text-decoration: none; border-color: var(--accent); color: var(--accent); }
.nav-toggle { display: none; border: 1px solid var(--border); background: #fff; border-radius: 8px; font-size: 1.2rem; padding: 4px 10px; cursor: pointer; }

/* ===== 页脚 ===== */
.site-footer { background: var(--navy); color: #c4cfdd; margin-top: 0; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 32px; padding: 48px 20px 24px; }
.f-brand { display: flex; align-items: center; gap: 8px; color: #fff; margin-bottom: 10px; }
.f-col h4 { color: #fff; margin: 0 0 12px; font-size: .95rem; }
.f-col ul { list-style: none; margin: 0; padding: 0; }
.f-col li { margin: 8px 0; }
.f-col a { color: #c4cfdd; font-size: .92rem; }
.f-col p { font-size: .9rem; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.12); padding: 16px 20px; display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; font-size: .82rem; color: #93a1b5; }

/* ===== 通用 ===== */
.btn { display: inline-block; border: 1px solid var(--border); background: #fff; color: var(--text); border-radius: 9px; padding: 11px 26px; font-size: 1rem; cursor: pointer; font-weight: 600; }
.btn:hover { text-decoration: none; border-color: var(--accent); }
.btn.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn.primary:hover { background: #1d4ed8; }
.btn.ghost { background: transparent; border-color: rgba(255,255,255,.55); color: #fff; }
.btn.ghost:hover { border-color: #fff; }
.btn:disabled { opacity: .6; cursor: not-allowed; }
.section { padding: 56px 0; }
.section.soft { background: var(--bg-soft); }
.sec-head { display: flex; align-items: baseline; justify-content: space-between; gap: 16px; margin-bottom: 8px; }
.sec-head h2 { margin: 0; font-size: 1.45rem; color: var(--navy); }
.sec-sub { color: var(--muted); margin: 0 0 24px; }
.page-title { color: var(--navy); font-size: 1.9rem; margin: 0 0 8px; display: flex; align-items: center; gap: 10px; }
.h2 { color: var(--navy); font-size: 1.3rem; margin: 0 0 14px; padding-bottom: 8px; border-bottom: 2px solid var(--border); }
.breadcrumb { padding-top: 18px; }
.breadcrumb ol { list-style: none; display: flex; gap: 8px; margin: 0; padding: 0; font-size: .86rem; color: var(--muted); flex-wrap: wrap; }
.breadcrumb li + li::before { content: "/"; margin-right: 8px; color: #b6c0cd; }
.grid3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.grid4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.grid5 { display: grid; grid-template-columns: repeat(5, 1fr); gap: 16px; }
.empty { color: var(--muted); padding: 24px; text-align: center; }
.linklike { background: none; border: none; color: var(--accent); cursor: pointer; font-size: 1rem; padding: 0 4px; }
.linklike:hover { text-decoration: underline; }

/* ===== Hero ===== */
.hero { background: radial-gradient(1200px 500px at 20% -10%, #24466e 0%, var(--navy) 55%); color: #fff; padding: 84px 0 72px; }
.hero-kicker { color: #9fc0ee; letter-spacing: .12em; font-size: .82rem; margin: 0 0 14px; text-transform: uppercase; }
.hero h1 { font-size: 2.3rem; line-height: 1.35; margin: 0 0 16px; max-width: 720px; }
.hero-sub { color: #c4cfdd; font-size: 1.06rem; max-width: 640px; margin: 0 0 28px; }
.hero-btns { display: flex; gap: 14px; flex-wrap: wrap; }

/* ===== 学习路线 ===== */
.roadmap-flow { display: flex; flex-direction: column; align-items: stretch; max-width: 560px; margin: 0 auto 28px; }
.rm-step { display: flex; align-items: center; gap: 14px; background: #fff; border: 1px solid var(--border); border-radius: var(--radius); padding: 12px 18px; box-shadow: var(--shadow); font-weight: 600; color: var(--navy); }
.rm-num { background: var(--navy); color: #fff; font-size: .8rem; border-radius: 6px; padding: 2px 8px; font-family: var(--mono); }
.rm-arrow { text-align: center; color: #9aa7b8; line-height: 1; padding: 2px 0; }

/* ===== 卡片 ===== */
.card { background: #fff; border: 1px solid var(--border); border-radius: var(--radius); padding: 20px; box-shadow: var(--shadow); transition: transform .15s, box-shadow .15s; }
.post-card { display: flex; flex-direction: column; }
.post-card:hover { transform: translateY(-2px); box-shadow: 0 4px 14px rgba(22,40,63,.12); }
.post-card h3 { margin: 10px 0 8px; font-size: 1.08rem; line-height: 1.5; }
.post-card h3 a { color: var(--text); }
.post-card h3 a:hover { color: var(--accent); }
.post-meta-top { display: flex; align-items: center; gap: 8px; font-size: .8rem; }
.cat-tag { background: color-mix(in srgb, var(--cat) 10%, #fff); color: var(--cat); border: 1px solid color-mix(in srgb, var(--cat) 30%, #fff); border-radius: 999px; padding: 2px 10px; font-size: .78rem; font-weight: 600; white-space: nowrap; }
.cat-tag:hover { text-decoration: none; }
.example-badge { background: #fef3c7; color: #92400e; border: 1px solid #fcd34d; border-radius: 999px; padding: 2px 10px; font-size: .74rem; white-space: nowrap; }
.post-date { color: var(--muted); margin-left: auto; white-space: nowrap; }
.post-excerpt { color: var(--muted); font-size: .92rem; flex: 1; margin: 0 0 12px; }
.post-meta-bottom { display: flex; align-items: center; gap: 10px; font-size: .8rem; color: var(--muted); flex-wrap: wrap; }
.mini-tag { color: var(--muted); font-size: .78rem; }
.cat-dot { width: 12px; height: 12px; border-radius: 50%; background: var(--cat); display: inline-block; }

.topic-card { display: flex; flex-direction: column; gap: 6px; border: 1px solid var(--border); border-left: 4px solid var(--cat); border-radius: var(--radius); padding: 20px; background: #fff; color: var(--text); box-shadow: var(--shadow); }
.topic-card:hover { text-decoration: none; transform: translateY(-2px); }
.topic-name { font-size: 1.15rem; font-weight: 700; color: var(--navy); }
.topic-desc { color: var(--muted); font-size: .9rem; flex: 1; }
.topic-go { color: var(--cat); font-weight: 600; font-size: .9rem; }

.tool-card { display: flex; flex-direction: column; align-items: flex-start; gap: 6px; border: 1px solid var(--border); border-radius: var(--radius); padding: 18px; background: #fff; color: var(--text); }
.tool-card:hover { text-decoration: none; border-color: var(--accent); }
.tool-icon { font-size: 1.6rem; }
.tool-name { font-weight: 700; color: var(--navy); }
.tool-desc { color: var(--muted); font-size: .85rem; }

.cat-card { display: flex; flex-direction: column; gap: 6px; border: 1px solid var(--border); border-top: 4px solid var(--cat); border-radius: var(--radius); padding: 20px; background: #fff; color: var(--text); }
.cat-card:hover { text-decoration: none; transform: translateY(-2px); box-shadow: 0 4px 14px rgba(22,40,63,.12); }
.cat-name { font-size: 1.15rem; font-weight: 700; color: var(--navy); }
.cat-count { font-size: .82rem; color: var(--muted); }
.cat-desc { font-size: .9rem; color: var(--muted); }

.tag-cloud { display: flex; flex-wrap: wrap; gap: 10px; }
.tag-chip { border: 1px solid var(--border); background: #fff; border-radius: 999px; padding: 6px 14px; color: var(--text); font-size: .9rem; }
.tag-chip:hover { text-decoration: none; border-color: var(--accent); color: var(--accent); }
.tag-chip span { color: var(--muted); font-size: .78rem; margin-left: 6px; }

/* ===== 订阅 ===== */
.newsletter { text-align: center; max-width: 560px; margin: 0 auto; }
.nl-form { display: flex; gap: 10px; justify-content: center; margin: 18px 0 10px; flex-wrap: wrap; }
.nl-form input[type=email] { border: 1px solid var(--border); border-radius: 9px; padding: 11px 16px; font-size: 1rem; width: 280px; background: #fff; }

/* ===== 文章页 ===== */
.article-layout { display: grid; grid-template-columns: minmax(0, 1fr) 240px; gap: 40px; padding-top: 8px; padding-bottom: 56px; align-items: start; }
.article-head h1 { font-size: 1.9rem; line-height: 1.4; color: var(--navy); margin: 12px 0 10px; }
.article-desc { color: var(--muted); font-size: 1.02rem; border-left: 3px solid var(--accent); padding-left: 14px; margin: 0 0 16px; }
.article-meta { display: flex; gap: 16px; align-items: center; flex-wrap: wrap; font-size: .86rem; color: var(--muted); padding-bottom: 18px; border-bottom: 1px solid var(--border); }
.tag-row { display: inline-flex; gap: 8px; flex-wrap: wrap; }
.toc-mobile { display: none; margin: 18px 0; border: 1px solid var(--border); border-radius: var(--radius); background: var(--bg-soft); }
.toc-mobile summary { padding: 12px 16px; cursor: pointer; font-weight: 600; }
.toc-side .toc-sticky { position: sticky; top: 84px; border: 1px solid var(--border); border-radius: var(--radius); padding: 16px 18px; background: var(--bg-soft); max-height: calc(100vh - 120px); overflow: auto; }
.toc-side h4 { margin: 0 0 10px; font-size: .9rem; color: var(--navy); }
.toc { list-style: none; margin: 0; padding: 0; font-size: .86rem; }
.toc li { margin: 6px 0; line-height: 1.5; }
.toc-l3 { padding-left: 14px; }
.toc a { color: var(--muted); }
.toc a:hover { color: var(--accent); }

.article-body { font-size: 1.02rem; line-height: 1.85; color: #232d3a; overflow-wrap: break-word; }
.article-body h2 { color: var(--navy); font-size: 1.42rem; margin: 2.2em 0 .8em; padding-bottom: .4em; border-bottom: 2px solid var(--border); }
.article-body h3 { color: var(--navy-2); font-size: 1.18rem; margin: 1.8em 0 .6em; }
.article-body p { margin: 1em 0; }
.article-body ul, .article-body ol { padding-left: 1.5em; margin: 1em 0; }
.article-body li { margin: .45em 0; }
.article-body blockquote { border-left: 3px solid #b6c0cd; margin: 1.2em 0; padding: .4em 1em; color: var(--muted); background: var(--bg-soft); border-radius: 0 8px 8px 0; }
.article-body code { font-family: var(--mono); font-size: .88em; background: #eef1f6; border-radius: 5px; padding: .15em .45em; color: #b91c1c; }
.article-body pre { background: #0f1c2e; border-radius: var(--radius); padding: 18px 20px; overflow-x: auto; margin: 1.2em 0; }
.article-body pre code { background: none; color: #dbe7f5; padding: 0; font-size: .86rem; line-height: 1.7; }
.article-body table { width: 100%; border-collapse: collapse; margin: 1.2em 0; font-size: .94rem; display: block; overflow-x: auto; }
.article-body thead { background: var(--navy); color: #fff; }
.article-body th, .article-body td { border: 1px solid var(--border); padding: 10px 14px; text-align: left; white-space: nowrap; }
.article-body tbody tr:nth-child(even) { background: var(--bg-soft); }
.article-body img { border-radius: var(--radius); border: 1px solid var(--border); }
.article-body strong { color: var(--navy); }

.admonition { border: 1px solid var(--border); border-left: 4px solid; border-radius: 8px; padding: 14px 18px; margin: 1.4em 0; background: #fff; }
.admonition-title { font-weight: 700; margin-bottom: 6px; font-size: .95rem; }
.admonition-body p { margin: .5em 0; }
.admonition.warning { border-left-color: #d97706; background: #fffbeb; }
.admonition.warning .admonition-title { color: #92400e; }
.admonition.note { border-left-color: var(--accent); background: var(--accent-soft); }
.admonition.note .admonition-title { color: #1d4ed8; }
.admonition.tip { border-left-color: #059669; background: #ecfdf5; }
.admonition.tip .admonition-title { color: #065f46; }
.admonition.danger { border-left-color: #dc2626; background: #fef2f2; }
.admonition.danger .admonition-title { color: #991b1b; }

/* 流程图 */
.flow { display: flex; flex-direction: column; align-items: stretch; max-width: 620px; margin: 1.4em auto; }
.flow.compact { margin: 1em 0; }
.flow-step { display: flex; align-items: center; gap: 14px; background: #fff; border: 1.5px solid var(--navy); border-radius: var(--radius); padding: 12px 18px; box-shadow: var(--shadow); }
.flow-num { flex: none; width: 30px; height: 30px; border-radius: 50%; background: var(--navy); color: #fff; display: inline-flex; align-items: center; justify-content: center; font-weight: 700; font-size: .9rem; }
.flow-text { display: flex; flex-direction: column; line-height: 1.5; }
.flow-text strong { color: var(--navy); }
.flow-text span { color: var(--muted); font-size: .88rem; }
.flow-arrow { text-align: center; color: var(--navy); font-size: 1.3rem; line-height: 1; padding: 3px 0; }

/* 清单 */
.checklist { list-style: none; padding: 0; margin: 1.2em 0; border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; }
.checklist li { border-bottom: 1px solid var(--border); }
.checklist li:last-child { border-bottom: none; }
.checklist label { display: flex; gap: 12px; align-items: flex-start; padding: 12px 18px; cursor: pointer; }
.checklist label:hover { background: var(--bg-soft); }
.checklist input[type=checkbox] { width: 18px; height: 18px; margin-top: 3px; accent-color: var(--accent); flex: none; }

.tcode-row { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; margin: 1.6em 0; padding: 14px 18px; background: var(--bg-soft); border-radius: var(--radius); font-size: .92rem; }
.tcode-chip { font-family: var(--mono); background: var(--navy); color: #fff; border-radius: 6px; padding: 3px 10px; font-size: .85rem; }
.tcode-chip:hover { text-decoration: none; background: var(--navy-2); }

/* ===== 搜索 / 表格页 ===== */
.search-box { position: relative; max-width: 560px; margin: 0 0 18px; }
.search-box.big { max-width: 680px; margin-bottom: 24px; }
.search-box input { width: 100%; border: 1.5px solid var(--border); border-radius: 12px; padding: 14px 48px 14px 18px; font-size: 1.02rem; }
.search-box input:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px rgba(37,99,235,.12); }
.search-icon { position: absolute; right: 16px; top: 50%; transform: translateY(-50%); color: var(--muted); pointer-events: none; }
.search-meta { color: var(--muted); font-size: .9rem; margin-bottom: 14px; }
.search-results { display: flex; flex-direction: column; gap: 14px; }
.result-item { border: 1px solid var(--border); border-radius: var(--radius); padding: 16px 20px; background: #fff; }
.result-item h3 { margin: 6px 0; font-size: 1.05rem; }
.result-item h3 a { color: var(--navy); }
.result-item p { margin: 6px 0; color: var(--muted); font-size: .92rem; }
.result-item mark { background: #fef08a; border-radius: 3px; padding: 0 2px; }
.table-wrap { overflow-x: auto; border: 1px solid var(--border); border-radius: var(--radius); }
.dict-table { width: 100%; border-collapse: collapse; font-size: .94rem; min-width: 640px; }
.dict-table thead { background: var(--navy); color: #fff; }
.dict-table th, .dict-table td { padding: 11px 16px; text-align: left; border-bottom: 1px solid var(--border); }
.dict-table tbody tr:hover { background: var(--bg-soft); }
.dict-table .jp { font-weight: 600; color: var(--navy); }
.dict-table .en { color: var(--muted); font-size: .86rem; }
.dict-table code { font-family: var(--mono); background: #eef1f6; padding: 2px 8px; border-radius: 5px; color: #b91c1c; }
.scene { display: inline-block; background: var(--accent-soft); color: #1d4ed8; border-radius: 999px; padding: 2px 12px; font-size: .8rem; white-space: nowrap; }

/* ===== 学习路径 / AI Lab / 关于 ===== */
.path-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.path-card { border: 1px solid var(--border); border-radius: 12px; padding: 26px; background: #fff; box-shadow: var(--shadow); }
.path-card h3 { margin: 0 0 6px; color: var(--navy); font-size: 1.2rem; }
.soon-card { border: 1px solid var(--border); border-radius: 16px; padding: 48px 32px; background: #fff; box-shadow: var(--shadow); }
.soon-icon { font-size: 3rem; }
.soon-card h1 { color: var(--navy); }
.soon-list { list-style: none; padding: 0; margin: 20px auto; max-width: 380px; text-align: left; }
.soon-list li { padding: 10px 0 10px 30px; position: relative; border-bottom: 1px dashed var(--border); color: var(--muted); }
.soon-list li::before { content: "◷"; position: absolute; left: 4px; color: var(--accent); }
.soon-badge { display: inline-block; background: var(--navy); color: #fff; border-radius: 999px; padding: 6px 22px; font-size: .85rem; letter-spacing: .1em; }
.about-hero { display: flex; gap: 24px; align-items: flex-start; margin: 8px 0 8px; }
.exp-badge { flex: none; background: var(--navy); color: #fff; border-radius: 12px; padding: 18px 22px; text-align: center; }
.exp-badge strong { display: block; font-size: 1.8rem; line-height: 1; }
.exp-badge span { font-size: .75rem; color: #9fc0ee; }
.skill-grid { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 8px; }
.skill-chip { background: var(--bg-soft); border: 1px solid var(--border); border-radius: 999px; padding: 8px 18px; font-weight: 600; color: var(--navy); font-size: .92rem; }

/* ===== 响应式 ===== */
@media (max-width: 960px) {
  .grid4 { grid-template-columns: repeat(2, 1fr); }
  .grid5 { grid-template-columns: repeat(3, 1fr); }
  .grid3 { grid-template-columns: repeat(2, 1fr); }
  .article-layout { grid-template-columns: 1fr; }
  .toc-side { display: none; }
  .toc-mobile { display: block; }
  .path-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 720px) {
  .main-nav { display: none; position: absolute; top: 64px; left: 0; right: 0; background: #fff; flex-direction: column; border-bottom: 1px solid var(--border); padding: 8px 16px 16px; box-shadow: 0 8px 20px rgba(0,0,0,.08); }
  .main-nav.open { display: flex; }
  .nav-toggle { display: block; }
  .search-btn span { display: none; }
  .search-btn { padding: 6px 10px; }
  .hero { padding: 56px 0 48px; }
  .hero h1 { font-size: 1.65rem; }
  .grid3, .grid4 { grid-template-columns: 1fr; }
  .grid5 { grid-template-columns: repeat(2, 1fr); }
  .section { padding: 40px 0; }
  .article-head h1 { font-size: 1.5rem; }
  .article-body { font-size: .98rem; }
  .footer-grid { grid-template-columns: 1fr; gap: 20px; }
  .about-hero { flex-direction: column; }
}

/* ============ T-Code Knowledge Base ============ */
.stat-cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 12px; margin: 1.2rem 0; }
.stat-card { background: var(--card, #fff); border: 1px solid #e5e7eb; border-radius: 10px; padding: 14px; text-align: center; }
.stat-card strong { display: block; font-size: 1.6rem; color: #16283f; }
.stat-card span { font-size: .82rem; color: #6b7280; }
.mod-chips { display: flex; flex-wrap: wrap; gap: 8px; margin: 1rem 0; }
.mod-chip { border: 1px solid #d1d5db; background: #fff; border-radius: 999px; padding: 6px 14px; font-size: .85rem; cursor: pointer; }
.mod-chip.on { background: #16283f; color: #fff; border-color: #16283f; }
.lc-badge { display: inline-block; border-radius: 999px; padding: 3px 12px; font-size: .8rem; font-weight: 600; white-space: nowrap; }
.lc-active { background: #dcfce7; color: #166534; }
.lc-deprecated { background: #fef3c7; color: #92400e; }
.lc-obsolete { background: #fee2e2; color: #991b1b; }
.lc-replaced { background: #e0e7ff; color: #3730a3; }
.lc-unknown { background: #f3f4f6; color: #6b7280; border: 1px dashed #9ca3af; }
.dq-badge { display: inline-block; border-radius: 6px; padding: 3px 10px; font-size: .78rem; font-weight: 600; }
.dq-verified { background: #dcfce7; color: #166534; }
.dq-partial { background: #fef3c7; color: #92400e; }
.dq-review { background: #f3f4f6; color: #6b7280; }
.mini-badge { display: inline-block; background: #f3f4f6; border-radius: 6px; padding: 2px 8px; font-size: .76rem; color: #4b5563; margin: 2px 4px 2px 0; }
.tcode-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 16px; flex-wrap: wrap; margin-bottom: .5rem; }
.tcode-title code { font-size: 2rem; background: #16283f; color: #fff; padding: 4px 16px; border-radius: 10px; }
.tcode-sub { font-size: 1.05rem; margin-top: .6rem; }
.tcode-sub .en { color: #6b7280; font-size: .9rem; }
.tcode-badges { display: flex; gap: 8px; align-items: center; }
.timeline { list-style: none; padding: 0; margin: 1rem 0; }
.tl-item { border-left: 3px solid #16283f; padding: 4px 0 16px 18px; margin-left: 6px; position: relative; }
.tl-item::before { content: ''; position: absolute; left: -8px; top: 10px; width: 13px; height: 13px; border-radius: 50%; background: #16283f; }
.tl-ver { font-weight: 700; font-size: 1.02rem; }
.tl-badges { margin: 6px 0; }
.ev-link { font-weight: 600; color: #1d4ed8; word-break: break-all; }
.ev-meta { display: block; font-size: .8rem; color: #6b7280; margin-top: 2px; }
.ev-excerpt { border-left: 3px solid #d1d5db; margin: 8px 0; padding: 8px 12px; font-size: .88rem; color: #374151; background: #f9fafb; }
.empty-box { border: 1px dashed #9ca3af; border-radius: 10px; padding: 20px; text-align: center; color: #4b5563; background: #fafafa; }
.migration { display: flex; flex-direction: column; align-items: stretch; gap: 0; max-width: 560px; }
.mig-step { border: 1px solid #e5e7eb; border-radius: 10px; padding: 12px 16px; background: #fff; }
.mig-step strong { display: block; font-size: .82rem; color: #6b7280; }
.mig-step span { font-size: 1rem; }
.mig-arrow { text-align: center; font-size: 1.3rem; color: #9ca3af; line-height: 1.6; }
.code-list { line-height: 2.1; }
.code-list code { margin: 2px; }
.review-actions { display: flex; gap: 10px; align-items: center; margin: 1rem 0; flex-wrap: wrap; }
.btn.small { padding: 4px 12px; font-size: .8rem; }
.decided { font-size: .75rem; color: #166534; background: #dcfce7; border-radius: 6px; padding: 2px 8px; }
.review-panel { position: fixed; right: 16px; bottom: 16px; width: min(360px, calc(100vw - 32px)); background: #fff; border: 1px solid #e5e7eb; border-radius: 12px; box-shadow: 0 10px 40px rgba(0,0,0,.18); padding: 18px; z-index: 100; }
.review-panel h3 { margin: 0 0 10px; font-size: 1rem; }
.review-panel label { display: block; font-size: .82rem; color: #4b5563; margin: 8px 0; }
.review-panel input, .review-panel select { width: 100%; margin-top: 4px; padding: 8px; border: 1px solid #d1d5db; border-radius: 8px; font-size: .9rem; }
.rp-btns { display: flex; gap: 8px; margin-top: 10px; }
@media (max-width: 640px) {
  .tcode-title code { font-size: 1.5rem; }
  .stat-cards { grid-template-columns: repeat(2, 1fr); }
}