/* ============================================================
   YofMo 部署指引知识库（kb.html）— 仅新增类，复用 style.css 令牌
   布局：左侧粘性步骤导航 + 右侧内容流；界面示意图为纯 HTML/CSS
   （.mock 浏览器框 + .callout 编号气泡，不用 AI 生图，中文不糊）。
   ============================================================ */
.kb-wrap { max-width: 1080px; margin: 0 auto; padding: var(--s-7) var(--s-5) var(--s-9); }

.kb-hero { text-align: center; margin-bottom: var(--s-7); }
.kb-hero .kicker { display: inline-flex; align-items: center; gap: 6px; font-size: 12px; font-weight: 700; letter-spacing: .16em; text-transform: uppercase; color: var(--yof-primary); margin-bottom: 12px; }
.kb-hero h1 { font-family: var(--font-display); font-size: clamp(28px, 3.6vw, 40px); font-weight: 800; letter-spacing: -.02em; margin: 0 0 14px; color: var(--yof-text); }
.kb-hero p { color: var(--yof-text-2); font-size: 16.5px; max-width: 640px; margin: 0 auto; line-height: 1.8; }

/* 五步流程条 */
.kb-flow { display: flex; gap: 10px; justify-content: center; flex-wrap: wrap; margin: var(--s-6) 0 var(--s-7); }
.kb-flow-step { display: flex; align-items: center; gap: 10px; padding: 10px 16px; background: var(--yof-card); border: 1px solid var(--yof-border); border-radius: var(--r-full); font-size: 13.5px; font-weight: 600; color: var(--yof-text-2); text-decoration: none; transition: border-color .16s, color .16s, transform .16s; }
.kb-flow-step:hover { border-color: var(--yof-primary); color: var(--yof-primary); transform: translateY(-1px); }
.kb-flow-step b { display: grid; place-items: center; width: 22px; height: 22px; border-radius: 50%; background: var(--yof-primary-soft); color: var(--yof-primary); font-size: 12px; font-weight: 800; }
.kb-flow-step .arr { color: var(--yof-text-3); }

.kb-layout { display: grid; grid-template-columns: 208px 1fr; gap: var(--s-7); align-items: start; }
.kb-side { position: sticky; top: calc(var(--s-5) + 20px); }
.kb-side .kb-side-title { font-size: 12px; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; color: var(--yof-text-3); margin: 0 0 10px 10px; }
.kb-side a { display: flex; align-items: center; gap: 9px; padding: 9px 12px; border-radius: var(--r-sm); font-size: 13.8px; font-weight: 600; color: var(--yof-text-2); text-decoration: none; transition: background .15s, color .15s; }
.kb-side a:hover, .kb-side a.on { background: var(--yof-primary-soft); color: var(--yof-primary); }
.kb-side a b { display: grid; place-items: center; width: 20px; height: 20px; border-radius: 6px; background: var(--yof-bg-soft); font-size: 11.5px; font-weight: 800; }

.kb-section { margin-bottom: var(--s-8); scroll-margin-top: 20px; }
.kb-section > h2 { display: flex; align-items: center; gap: 12px; font-family: var(--font-display); font-size: 23px; font-weight: 800; letter-spacing: -.01em; margin: 0 0 6px; color: var(--yof-text); }
.kb-section > h2 .num { display: grid; place-items: center; width: 34px; height: 34px; border-radius: 10px; background: linear-gradient(135deg, var(--yof-primary), var(--yof-primary-600)); color: #fff; font-size: 15px; font-weight: 800; flex-shrink: 0; }
.kb-section > .lead { color: var(--yof-text-2); font-size: 15px; margin: 0 0 var(--s-5); line-height: 1.8; }

.kb-card { background: var(--yof-card); border: 1px solid var(--yof-border); border-radius: var(--r-lg); padding: var(--s-5); margin-bottom: var(--s-4); }
.kb-card h3 { margin: 0 0 12px; font-size: 16px; font-weight: 700; color: var(--yof-text); display: flex; align-items: center; gap: 8px; }
.kb-card h3 .ic { display: grid; place-items: center; width: 26px; height: 26px; border-radius: 8px; background: var(--yof-primary-soft); color: var(--yof-primary); }
.kb-card h3 .ic svg { width: 15px; height: 15px; }
.kb-card p, .kb-card li { font-size: 14.2px; color: var(--yof-text-2); line-height: 1.85; }
.kb-card p { margin: 0 0 10px; }
.kb-card p:last-child, .kb-card ul:last-child { margin-bottom: 0; }

.kb-steps { counter-reset: kbstep; list-style: none; padding: 0; margin: 0; }
.kb-steps li { counter-increment: kbstep; position: relative; padding: 0 0 14px 40px; }
.kb-steps li::before { content: counter(kbstep); position: absolute; left: 0; top: 1px; display: grid; place-items: center; width: 26px; height: 26px; border-radius: 50%; background: var(--yof-card); border: 1.5px solid var(--yof-primary); color: var(--yof-primary); font-size: 12.5px; font-weight: 800; }
.kb-steps li:not(:last-child)::after { content: ""; position: absolute; left: 12.5px; top: 30px; bottom: 0; width: 1.5px; background: var(--yof-border-2); }
.kb-steps li b { color: var(--yof-text); }
.kb-steps li p { margin: 4px 0 0; }

.kb-note { display: flex; gap: 12px; padding: 14px 16px; border-radius: var(--r-md); font-size: 13.8px; line-height: 1.75; margin-bottom: var(--s-4); }
.kb-note.tip { background: var(--yof-primary-soft); color: var(--yof-primary-700); }
.kb-note.warn { background: #FEF3C7; color: #B45309; }
.kb-note .ic { flex-shrink: 0; margin-top: 2px; }
.kb-note b { font-weight: 700; }

/* 腾讯云推广码块 */
.kb-promo { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; padding: 18px 20px; border-radius: var(--r-lg); border: 1.5px dashed var(--yof-primary); background: linear-gradient(135deg, var(--yof-primary-soft), transparent 70%); margin: var(--s-4) 0; }
.kb-promo .pl { flex: 1; min-width: 220px; }
.kb-promo .pl .t { font-size: 13px; font-weight: 700; color: var(--yof-text); margin-bottom: 4px; }
.kb-promo .pl .s { font-size: 12.5px; color: var(--yof-text-2); }
.kb-promo .code { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 20px; font-weight: 800; letter-spacing: .14em; color: var(--yof-primary); background: var(--yof-card); border: 1px solid var(--yof-border-2); border-radius: var(--r-sm); padding: 10px 18px; }

/* 规格表 */
.kb-table { width: 100%; border-collapse: separate; border-spacing: 0; font-size: 13.8px; border: 1px solid var(--yof-border); border-radius: var(--r-md); overflow: hidden; }
.kb-table th, .kb-table td { padding: 11px 14px; text-align: left; border-bottom: 1px solid var(--yof-border); }
.kb-table thead th { background: var(--yof-bg-soft); color: var(--yof-text-2); font-weight: 700; font-size: 12.5px; }
.kb-table tbody tr:last-child td { border-bottom: 0; }
.kb-table td b { color: var(--yof-text); }
.kb-table .rec { display: inline-block; font-size: 11.5px; font-weight: 700; color: var(--yof-primary); background: var(--yof-primary-soft); border-radius: 999px; padding: 2px 9px; margin-left: 8px; }

/* ── 界面示意图（纯 HTML/CSS mockup） ── */
.mock { position: relative; border: 1px solid var(--yof-border-2); border-radius: var(--r-md); overflow: hidden; background: var(--yof-card); box-shadow: var(--sh-sm); margin: var(--s-4) 0; }
.mock-bar { display: flex; align-items: center; gap: 8px; padding: 9px 14px; background: var(--yof-bg-soft); border-bottom: 1px solid var(--yof-border); }
.mock-bar .dots { display: flex; gap: 5px; }
.mock-bar .dots i { width: 9px; height: 9px; border-radius: 50%; background: var(--yof-border-2); }
.mock-bar .dots i:first-child { background: #FCA5A5; }
.mock-bar .dots i:nth-child(2) { background: #FCD34D; }
.mock-bar .dots i:nth-child(3) { background: #86EFAC; }
.mock-bar .url { flex: 1; font-size: 11.5px; color: var(--yof-text-3); background: var(--yof-card); border: 1px solid var(--yof-border); border-radius: 999px; padding: 3px 14px; max-width: 340px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.mock-body { position: relative; padding: 18px; font-size: 13px; }
.mock-cap { font-size: 12.5px; color: var(--yof-text-3); text-align: center; margin: 0 0 var(--s-5); }

/* mockup 内部 UI 元素 */
.mk-row { display: flex; gap: 10px; align-items: center; margin-bottom: 10px; }
.mk-label { width: 64px; flex-shrink: 0; font-size: 12.5px; color: var(--yof-text-2); text-align: right; }
.mk-input { flex: 1; height: 32px; border: 1px solid var(--yof-border-2); border-radius: 8px; background: var(--yof-bg); display: flex; align-items: center; padding: 0 12px; font-size: 12.5px; color: var(--yof-text-3); overflow: hidden; }
.mk-input.filled { color: var(--yof-text); background: var(--yof-card); }
.mk-btn { height: 32px; padding: 0 16px; border-radius: 8px; background: linear-gradient(135deg, var(--yof-primary), var(--yof-primary-600)); color: #fff; font-size: 12.5px; font-weight: 700; display: inline-flex; align-items: center; gap: 6px; }
.mk-btn.ghost { background: var(--yof-card); color: var(--yof-text-2); border: 1px solid var(--yof-border-2); font-weight: 600; }
.mk-side { width: 120px; flex-shrink: 0; display: flex; flex-direction: column; gap: 4px; }
.mk-side i { height: 26px; border-radius: 7px; background: var(--yof-bg-soft); display: block; }
.mk-side i.on { background: var(--yof-primary-soft); border: 1px solid var(--yof-primary); }
.mk-main { flex: 1; border: 1px solid var(--yof-border); border-radius: 10px; padding: 14px; background: var(--yof-bg); }
.mk-title { height: 14px; width: 42%; border-radius: 4px; background: var(--yof-border-2); margin-bottom: 12px; }
.mk-line { height: 10px; border-radius: 3px; background: var(--yof-bg-soft); margin-bottom: 8px; }
.mk-line.w60 { width: 60%; } .mk-line.w80 { width: 80%; } .mk-line.w40 { width: 40%; }
.mk-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; margin-bottom: 12px; }
.mk-cell { border: 1px solid var(--yof-border); border-radius: 9px; padding: 10px; background: var(--yof-card); }
.mk-cell .k { font-size: 10.5px; color: var(--yof-text-3); margin-bottom: 5px; }
.mk-cell .v { font-size: 15px; font-weight: 800; color: var(--yof-text); font-family: var(--font-display); }
.mk-code { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 11.8px; line-height: 1.7; color: #A5B4FC; background: #0F172A; border-radius: 10px; padding: 14px 16px; overflow: auto; }
.mk-code .ok { color: #4ADE80; } .mk-code .dim { color: #64748B; } .mk-code .hl { color: #FDBA74; }
.mk-table { width: 100%; font-size: 12px; border-collapse: collapse; }
.mk-table th { text-align: left; font-size: 10.5px; color: var(--yof-text-3); font-weight: 600; padding: 6px 8px; border-bottom: 1px solid var(--yof-border); }
.mk-table td { padding: 8px; border-bottom: 1px solid var(--yof-bg-soft); color: var(--yof-text-2); }
.mk-table tr:last-child td { border-bottom: 0; }
.mk-pill { display: inline-block; font-size: 10.5px; font-weight: 700; border-radius: 999px; padding: 2px 9px; }
.mk-pill.g { background: #DCFCE7; color: #15803D; }
.mk-pill.o { background: #FEF3C7; color: #B45309; }
.mk-pill.b { background: var(--yof-primary-soft); color: var(--yof-primary); }

/* 编号气泡（标注） */
.callout { position: absolute; z-index: 2; width: 24px; height: 24px; border-radius: 50%; background: linear-gradient(135deg, var(--yof-primary), var(--yof-primary-600)); color: #fff; font-size: 12px; font-weight: 800; display: grid; place-items: center; box-shadow: 0 0 0 3px var(--yof-card), 0 2px 8px rgba(79,70,229,.4); }
.callout::after { content: attr(data-tip); position: absolute; left: 50%; top: calc(100% + 6px); transform: translateX(-50%); white-space: nowrap; font-size: 11px; font-weight: 600; color: var(--yof-primary); background: var(--yof-card); border: 1px solid var(--yof-border-2); border-radius: 6px; padding: 2px 8px; box-shadow: var(--sh-sm); }
.callout.tip-right::after { left: auto; right: 0; transform: none; }

.kb-cta { text-align: center; padding: var(--s-7) var(--s-5); background: var(--yof-card); border: 1px solid var(--yof-border); border-radius: var(--r-xl); margin-top: var(--s-8); }
.kb-cta h2 { font-family: var(--font-display); font-size: 24px; font-weight: 800; margin: 0 0 10px; color: var(--yof-text); }
.kb-cta p { color: var(--yof-text-2); font-size: 14.5px; margin: 0 0 var(--s-5); }
.kb-cta .hero-cta { justify-content: center; }

@media (max-width: 880px) {
  .kb-layout { grid-template-columns: 1fr; }
  .kb-side { display: none; }
  .mk-side { display: none; }
  .kb-flow-step { font-size: 12.5px; padding: 8px 12px; }
}