/* domains/technology/foundations.css */
/* 技术栈目录卡片：详情视觉统一放在 concept-visuals.css。 */

.tech-preview {
  width: min(390px, 100%);
  display: grid;
  justify-items: center;
  gap: 10px;
  color: var(--text);
}

.tech-preview-role {
  max-width: 100%;
  overflow: hidden;
  color: var(--text-3);
  font-size: 11px;
  line-height: 1.4;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.tech-preview > strong { font-size: 17px; font-weight: 680; }
.tech-preview > div { display: flex; align-items: center; justify-content: center; gap: 6px; flex-wrap: wrap; }
.tech-preview > div i {
  padding: 4px 8px;
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text-2);
  background: var(--bg);
  font-size: 11px;
  font-style: normal;
}

/* ---- 产品规划目录卡片：与详情页可视化同源的迷你版 ---- */

/* PRD：迷你文档 */
.prd-mini {
  width: min(300px, 100%);
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--bg);
  box-shadow: var(--shadow-card);
}
.prd-mini-head {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  border-bottom: 1px solid var(--border-light);
  background: var(--bg-soft);
}
.prd-mini-head b { color: var(--brand); font-size: 12px; }
.prd-mini-head span { overflow: hidden; color: var(--text-3); font-size: 11px; text-overflow: ellipsis; white-space: nowrap; }
.prd-mini-secs { display: grid; gap: 6px; padding: 10px 12px; }
.prd-mini-secs span {
  position: relative;
  padding: 5px 9px 5px 22px;
  border-radius: 6px;
  color: var(--text-2);
  background: var(--bg-soft);
  font-size: 11px;
}
.prd-mini-secs span::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 9px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--border);
  transform: translateY(-50%);
}
.prd-mini-secs span.on { color: var(--brand); background: var(--brand-light); font-weight: 650; }
.prd-mini-secs span.on::before { background: var(--brand); }

/* MVP：双栏对比 */
.mvp-mini { display: flex; gap: 8px; width: min(340px, 100%); }
.mvp-mini-col {
  flex: 1;
  min-width: 0;
  display: grid;
  justify-items: center;
  align-content: center;
  gap: 4px;
  padding: 12px 8px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--bg);
  text-align: center;
}
.mvp-mini-col small { color: var(--text-3); font-size: 10px; }
.mvp-mini-col b { color: var(--text); font-size: 16px; font-weight: 700; }
.mvp-mini-col > span { color: var(--text-3); font-size: 10px; line-height: 1.5; }
.mvp-mini-col.lean { border-color: color-mix(in srgb, var(--brand) 34%, var(--border)); background: var(--brand-light); }
.mvp-mini-col.lean small,
.mvp-mini-col.lean b { color: var(--brand); }

/* User Flow：迷你分支流程 */
.uf-mini { width: min(340px, 100%); display: grid; justify-items: center; gap: 7px; }
.uf-mini-main { display: flex; align-items: center; justify-content: center; gap: 5px; flex-wrap: wrap; }
.uf-mini-main > i { color: var(--text-3); font-size: 10px; font-style: normal; }
.uf-node {
  padding: 5px 9px;
  border: 1px solid var(--border);
  border-radius: 7px;
  color: var(--text-2);
  background: var(--bg);
  font-size: 11px;
  white-space: nowrap;
}
.uf-judge {
  padding: 5px 10px;
  border: 1px solid color-mix(in srgb, var(--brand) 34%, var(--border));
  border-radius: 7px;
  color: var(--brand);
  background: var(--brand-light);
  font-size: 11px;
  font-weight: 650;
  white-space: nowrap;
}
.uf-node.ok { border-color: color-mix(in srgb, var(--green) 40%, var(--border)); color: #15803d; background: var(--green-light); }
.uf-mini-branch { color: var(--text-3); font-size: 10px; }

/* domains/platform/tooling-foundations.css */
/* tooling foundations module：格式与工具（markdown / html / git / terminal / npm / env-var / deployment / database） */

/* ---- Markdown 文档 ---- */
.md-demo { display: flex; align-items: stretch; gap: 8px; width: 100%; }
.md-col { flex: 1; min-width: 0; background: #fff; border: 1px solid var(--border); border-radius: 8px; padding: 8px 10px; display: flex; flex-direction: column; gap: 5px; }
.md-tag { font-size: 12px; letter-spacing: .6px; color: var(--text-3); }
.md-arrow { align-self: center; flex: none; color: var(--text-3); font-size: 14px; }
.md-src { display: flex; flex-direction: column; gap: 3px; font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size:12px; color: var(--text-2); }
.md-out { display: flex; flex-direction: column; gap: 4px; }
.md-l { display: block; line-height: 1.5; }
.md-mark { color: var(--brand); }
.md-h { font-size: 14px; font-weight: 700; color: var(--text); }
.md-p { font-size: 12px; color: var(--text-2); }
.md-li { font-size: 12px; color: var(--text-2); padding-left: 12px; position: relative; }
.md-li::before { content: ""; position: absolute; left: 2px; top: 7px; width: 4px; height: 4px; border-radius: 50%; background: var(--text-3); }
.md-code { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 12px; background: var(--bg-soft); border: 1px solid var(--border-light); border-radius: 4px; padding: 2px 6px; color: var(--text-2); }
.md-anat { background: #fff; border: 1px solid var(--border); border-radius: 8px; padding: 10px 12px; font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 12px; color: var(--text-2); display: flex; flex-direction: column; gap: 2px; }

/* ---- HTML 页面结构 ---- */
.html-demo { display: flex; align-items: stretch; gap: 8px; width: 100%; }
.html-tree { flex: 1.1; min-width: 0; display: flex; flex-direction: column; gap: 3px; font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 12px; }
.html-node { background: #fff; border: 1px solid var(--border); border-radius: 4px; padding: 2px 7px; color: var(--brand); white-space: nowrap; overflow: hidden; }
.html-node em { color: var(--text-3); font-style: normal; font-family: inherit; }
.html-d1 { margin-left: 14px; }
.html-d2 { margin-left: 28px; }
.html-arrow { align-self: center; flex: none; color: var(--text-3); font-size: 14px; }
.html-page { flex: 1; min-width: 0; background: #fff; border: 1px solid var(--border); border-radius: 8px; padding: 10px 12px; display: flex; flex-direction: column; gap: 5px; }
.html-anat { background: #fff; border: 1px solid var(--border); border-radius: 8px; padding: 12px 14px; font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 13px; color: var(--text); }
.html-punc { color: var(--text-3); }
.html-tagname { color: #7c3aed; font-weight: 600; }
.html-attr { color: #b45309; }
.html-content { color: var(--brand); }

/* ---- Git 版本控制 ---- */
.git-demo { display: flex; flex-direction: column; gap: 8px; width: 100%; }
.git-track { display: flex; align-items: flex-start; }
.git-node { flex: none; width: 62px; display: flex; flex-direction: column; align-items: center; gap: 4px; }
.git-dot { width: 10px; height: 10px; border-radius: 50%; background: var(--brand); box-shadow: 0 0 0 2px var(--brand-light); }
.git-dot.git-bad { background: var(--red); box-shadow: 0 0 0 2px var(--red-light); }
.git-msg { font-size: 12px; color: var(--text-3); text-align: center; line-height: 1.3; }
.git-link { flex: 1; min-width: 8px; height: 2px; background: var(--border); margin-top: 5px; }
.git-back { align-self: flex-start; font-size: 12px; color: var(--brand); border: 1px dashed var(--brand); border-radius: 5px; padding: 2px 8px; }
.git-flow { display: flex; align-items: center; gap: 6px; flex-wrap: wrap; }
.git-box { background: #fff; border: 1px solid var(--border); border-radius: 8px; padding: 8px 10px; display: flex; flex-direction: column; gap: 2px; font-size: 12px; color: var(--text); }
.git-box em { font-style: normal; font-size: 12px; color: var(--text-3); }
.git-arr { flex: none; font-size: 12px; color: var(--text-3); font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; }

/* ---- 终端命令行（terminal / git / npm 共用的黑窗口） ---- */
.terminal-win, .git-term, .npm-term { width: 100%; background: #1f2430; border-radius: 8px; overflow: hidden; font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size:12px; line-height: 1.55; color: #d7dae0; }
.terminal-bar, .git-tbar, .npm-tbar { display: flex; align-items: center; gap: 5px; padding: 6px 9px; background: #2a303c; }
.terminal-bar i, .git-tbar i, .npm-tbar i { width: 7px; height: 7px; border-radius: 50%; background: #454c5c; }
.terminal-bar span, .git-tbar span, .npm-tbar span { font-size: 12px; color: #8a91a0; margin-left: 4px; }
.terminal-body, .git-tb, .npm-tb { padding: 8px 10px; display: flex; flex-direction: column; gap: 2px; text-align: left; }
.terminal-p { color: #4ade80; }
.terminal-c { color: #ffffff; }
.terminal-g { color: #4ade80; }
.terminal-r { color: #f87171; }
.terminal-d { color: #8a91a0; }
.terminal-a { color: #fbbf24; }

/* ---- npm 包管理 ---- */
.npm-demo { display: flex; align-items: center; gap: 8px; width: 100%; }
.npm-card { flex: 1; min-width: 0; background: #fff; border: 1px solid var(--border); border-radius: 8px; padding: 8px 10px; display: flex; flex-direction: column; gap: 4px; font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 12px; color: var(--text-2); }
.npm-tag { font-size: 12px; color: var(--text-3); letter-spacing: .3px; }
.npm-k { color: var(--brand); }
.npm-arrow { flex: none; font-size: 12px; color: var(--text-3); font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; text-align: center; }
.npm-anat { background: #fff; border: 1px solid var(--border); border-radius: 8px; padding: 10px 12px; font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 12px; color: var(--text-2); display: flex; flex-direction: column; gap: 2px; }

/* ---- 环境变量 ---- */
.env-var-demo { display: flex; flex-direction: column; gap: 8px; width: 100%; }
.env-var-file { background: #fff; border: 1px solid var(--border); border-radius: 8px; padding: 8px 10px; display: flex; flex-direction: column; gap: 4px; font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size:12px; }
.env-var-tag { font-size: 12px; color: var(--text-3); letter-spacing: .3px; }
.env-var-key { color: var(--brand); font-weight: 600; }
.env-var-file i { color: var(--text-3); font-style: normal; }
.env-var-row { display: flex; align-items: center; justify-content: space-between; gap: 8px; flex-wrap: wrap; }
.env-var-code { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 12px; background: var(--bg-soft); border: 1px solid var(--border-light); border-radius: 5px; padding: 3px 8px; color: var(--text-2); }
.env-var-shield { font-size: 12px; color: #16a34a; }
.env-var-anat { background: #fff; border: 1px solid var(--border); border-radius: 8px; padding: 12px 14px; font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 12.5px; color: var(--text); display: flex; align-items: center; gap: 2px; flex-wrap: wrap; }
.env-var-eq { color: var(--text-3); }
.env-var-val { color: #b45309; }
.env-var-cmt { color: var(--text-3); }

/* ---- 部署上线 ---- */
.deploy-demo { display: flex; align-items: center; justify-content: center; gap: 6px; flex-wrap: wrap; width: 100%; }
.deploy-step { flex: none; max-width: 100%; overflow: hidden; background: #fff; border: 1px solid var(--border); border-radius: 8px; padding: 7px 12px; font-size: 12px; color: var(--text-2); white-space: nowrap; }
.deploy-arrow { flex: none; color: var(--text-3); font-size: 12px; font-style: normal; }
.deploy-step.deploy-on { border-color: color-mix(in srgb, var(--brand) 34%, var(--border)); color: var(--brand); background: var(--brand-light); font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 11px; font-weight: 650; text-overflow: ellipsis; }

/* ---- 数据库 ---- */
.db-demo { display: flex; align-items: center; gap: 10px; width: 100%; }
.db-table { flex: 1; min-width: 0; background: #fff; border: 1px solid var(--border); border-radius: 8px; overflow: hidden; font-size:12px; }
.db-title { display: block; padding: 4px 9px; background: var(--bg-soft); border-bottom: 1px solid var(--border-light); font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size:12px; color: var(--text-2); }
.db-grid { display: grid; grid-template-columns: 24px 1fr 1fr; }
.db-th { padding: 3px 9px; font-weight: 600; color: var(--text); background: var(--bg-soft); border-bottom: 1px solid var(--border-light); font-size:12px; }
.db-td { padding: 3px 9px; color: var(--text-2); border-bottom: 1px solid var(--border-light); }
.db-crud { display: flex; flex-direction: column; gap: 4px; }
.db-op { font-size: 12px; padding: 2px 8px; border-radius: 4px; background: var(--brand-light); color: var(--brand); border: 1px solid var(--brand); text-align: center; }
.db-anat { background: #fff; border: 1px solid var(--border); border-radius: 8px; overflow: hidden; font-size: 12px; }
.db-tname { display: block; padding: 6px 10px; font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; background: var(--bg-soft); border-bottom: 1px solid var(--border-light); color: var(--text-2); }
.db-row { display: flex; }
.db-cell { flex: 1; padding: 5px 10px; border-bottom: 1px solid var(--border-light); color: var(--text-2); }
.db-head .db-cell { font-weight: 600; color: var(--text); background: var(--bg-soft); }

/* ---- Git 专区 · 原理可视化（gitflow-*：四段流水线 + 命令 + 人话注解，tooling foundations module/19/20 的 Git 条目 demo 共用） ---- */
.gitflow { display: flex; flex-direction: column; gap: 8px; width: 100%; max-width: 100%; }
.gitflow-track { display: flex; align-items: stretch; gap: 4px; overflow-x: auto; }
.gitflow-node { flex: 1 1 0; min-width: 0; background: #fff; border: 1px solid var(--border); border-radius: 8px; padding: 7px 4px; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 2px; font-size: 12px; color: var(--text-3); text-align: center; }
.gitflow-node b { font-size: 12px; font-weight: 600; color: var(--text-2); white-space: nowrap; }
.gitflow-node.on { border-color: var(--brand); background: var(--brand-light); }
.gitflow-node.on b { color: var(--brand); }
.gitflow-node.dim { opacity: .5; }
.gitflow-node.free { flex: none; padding-left: 10px; padding-right: 10px; }
.gitflow-sub { font-size: 12px; color: var(--text-3); line-height: 1.35; }
.gitflow-arrow { flex: none; align-self: center; display: flex; flex-direction: column; align-items: center; gap: 1px; color: var(--border); font-size: 13px; line-height: 1.1; }
.gitflow-arrow small { font-size: 12px; color: var(--text-3); font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; white-space: nowrap; }
.gitflow-arrow.on { color: var(--brand); font-weight: 700; }
.gitflow-arrow.on small { color: var(--brand); }
.gitflow-dots { display: flex; gap: 3px; justify-content: center; align-items: center; min-height: 10px; }
.gitflow-dots i { width: 8px; height: 8px; border-radius: 50%; background: var(--border); }
.gitflow-dots i.on { background: var(--brand); }
.gitflow-dots i.new { background: var(--brand); box-shadow: 0 0 0 2px var(--brand-light); }
.gitflow-dots i.green { background: #16a34a; }
.gitflow-cmd { background: #1f2430; border-radius: 6px; padding: 6px 10px; font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 12px; line-height: 1.5; color: #fff; white-space: nowrap; overflow-x: auto; }
.gitflow-cmd b { color: #4ade80; font-weight: 400; }
.gitflow-cmd i { color: #8a91a0; font-style: normal; }
.gitflow-note { font-size: 12px; color: var(--text-3); line-height: 1.5; }
.gitflow-note b { color: var(--text-2); }
/* 分支线图（branch / merge） */
.gitflow-br { display: flex; flex-direction: column; gap: 6px; background: #fff; border: 1px solid var(--border); border-radius: 8px; padding: 10px 12px; }
.gitflow-br-row { display: flex; align-items: center; font-size: 12px; }
.gitflow-br-tag { flex: none; font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 12px; color: var(--text-2); background: var(--bg-soft); border: 1px solid var(--border-light); border-radius: 5px; padding: 1px 7px; margin-right: 6px; white-space: nowrap; }
.gitflow-br-tag.green { color: #15803d; background: #f0fdf4; border-color: #bbf7d0; }
.gitflow-br-dot { flex: none; width: 9px; height: 9px; border-radius: 50%; background: var(--brand); }
.gitflow-br-dot.green { background: #16a34a; }
.gitflow-br-dot.merge { background: #8250df; box-shadow: 0 0 0 2px #ede9fe; }
.gitflow-br-line { flex: 1; min-width: 10px; height: 2px; background: var(--border); }
.gitflow-br-line.green { background: #bbf7d0; }
.gitflow-br-pad { flex: none; }
.gitflow-br-cap { font-size: 12px; color: var(--text-3); line-height: 1.5; }
.gitflow-br-cap b { color: var(--text-2); }
/* 两栏对比（diff 左右 / worktree 双目录） */
.gitflow-cols { display: flex; gap: 8px; }
.gitflow-col { flex: 1; min-width: 0; background: #fff; border: 1px solid var(--border); border-radius: 8px; padding: 8px 10px; display: flex; flex-direction: column; gap: 4px; font-size: 12px; color: var(--text-2); }
.gitflow-col.on { border-color: var(--brand); background: var(--brand-light); }
.gitflow-col-h { font-size: 12px; font-weight: 600; color: var(--text-2); }
.gitflow-line { display: block; font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 12px; padding: 1px 6px; border-radius: 3px; color: var(--text-2); overflow-x: auto; white-space: nowrap; }
.gitflow-line.del { background: #ffebe9; color: #d1242f; }
.gitflow-line.add { background: #dafbe1; color: #1a7f37; }
/* 通用小盒与按钮感（PR 卡 / 仓库盒） */
.gitflow-box { background: #fff; border: 1px solid var(--border); border-radius: 8px; padding: 8px 10px; font-size: 12px; color: var(--text-2); display: flex; flex-direction: column; gap: 3px; }
.gitflow-box.on { border-color: var(--brand); background: var(--brand-light); }
.gitflow-btn { display: inline-block; background: #1f883d; color: #fff; border-radius: 6px; padding: 2px 10px; font-size: 12px; font-weight: 600; }
.gitflow-tag { display: inline-block; font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 12px; color: var(--brand); background: var(--brand-light); border: 1px solid var(--brand); border-radius: 5px; padding: 0 7px; }
.gitflow-tag.green { color: #15803d; background: #f0fdf4; border-color: #bbf7d0; }