/* Shared SEO stylesheet - ONE file for every generated SEO page (hubs, project
 * pages, collections, comparisons, certs). Pages emit content blocks only; all
 * presentation lives here. Uses the site theme vars (theme.css). No per-page CSS. */

/* zero the default body margin (8px) - without it the nav sits 8px lower than on
 * the homepage/tools, which set margin:0 themselves. */
body{margin:0;}
.seo-wrap{max-width:1000px;margin:0 auto;padding:22px 22px 90px;}
@media (max-width:480px){.seo-wrap{padding:18px 16px 64px;}}
/* nav + footer match the homepage width (1080) so the logo doesn't shift between
 * pages; only the reading column (.seo-wrap) is the narrower 1000. */
.site-nav .nav-inner,.site-footer .footer-inner{max-width:1080px;}

/* breadcrumb */
.seo-bc{font-size:13px;color:var(--text-muted);margin:4px 0 18px;}
.seo-bc a{color:var(--text-muted);text-decoration:none;} .seo-bc a:hover{color:var(--brand);}

/* base headings + lead (used bare by comparison pages; hero overrides margins) */
.seo-wrap h1{font-size:34px;line-height:1.13;letter-spacing:-.02em;margin:6px 0 12px;color:var(--text-primary);}
@media (max-width:480px){.seo-wrap h1{font-size:27px;}}
.seo-lead{font-size:18px;line-height:1.6;color:var(--text-secondary);margin:0 0 22px;max-width:680px;}

/* hero */
.seo-hero{margin:0 0 30px;}
.seo-hero h1{font-size:34px;line-height:1.13;letter-spacing:-.02em;margin:0 0 12px;color:var(--text-primary);}
@media (max-width:480px){.seo-hero h1{font-size:27px;}}
.seo-hero .seo-lead{font-size:18px;line-height:1.6;color:var(--text-secondary);margin:0;max-width:680px;}
.seo-hero .seo-badges{margin:16px 0 0;display:flex;gap:7px;flex-wrap:wrap;}
.seo-badge{font-size:12px;font-weight:700;padding:4px 11px;border-radius:999px;background:var(--brand-tint);color:var(--brand-deep);}

/* section labels */
.seo-wrap h2{position:relative;font-size:21px;margin:34px 0 12px;color:var(--text-primary);padding-left:15px;}
.seo-wrap h2::before{content:"";position:absolute;left:0;top:3px;bottom:3px;width:4px;border-radius:3px;background:var(--brand);}
h2.seo-eyebrow{font-size:13px;text-transform:uppercase;letter-spacing:.6px;color:var(--text-muted);font-weight:700;padding-left:0;margin:34px 0 14px;}
h2.seo-eyebrow::before{display:none;}
.seo-wrap p,.seo-wrap li{font-size:16px;line-height:1.7;color:var(--text-secondary);}
.seo-wrap>p{max-width:760px;}
/* inline code chip (Slack-style: tinted bg + color + border). Block code (pre>code)
 * is excluded so highlight.js owns it. Applies to every SEO page. */
.seo-wrap :not(pre)>code{font-family:var(--f-mono);font-size:.86em;background:var(--brand-tint);color:var(--brand-deep);border:1px solid var(--border);padding:1.5px 6px;border-radius:5px;white-space:nowrap;}

/* card grid - the listing primitive (hubs, collections, comparisons, tools) */
.seo-grid{display:grid;gap:12px;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));}
.seo-card{display:block;border:1px solid var(--border);border-radius:14px;padding:18px;text-decoration:none;background:var(--bg-primary);transition:border-color .15s,transform .15s,box-shadow .15s;}
.seo-card:hover{border-color:var(--brand);transform:translateY(-2px);box-shadow:0 6px 20px rgba(2,6,23,.06);}
.seo-card .t{display:block;font-size:16px;font-weight:700;color:var(--text-primary);line-height:1.3;}
.seo-card .d{display:block;font-size:14px;color:var(--text-secondary);margin-top:6px;line-height:1.5;}
.seo-card .tags{margin-top:12px;display:flex;gap:6px;flex-wrap:wrap;}
.seo-card .tags span{font-size:11px;font-weight:600;color:var(--brand-deep);background:var(--brand-tint);padding:3px 9px;border-radius:999px;}

/* related-links grid (project page "keep learning") */
.seo-rel{display:grid;gap:10px;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));margin:6px 0;}
.seo-rel a{display:block;border:1px solid var(--border);border-radius:10px;padding:12px 14px;text-decoration:none;background:var(--bg-primary);}
.seo-rel a:hover{border-color:var(--brand);}
.seo-rel a .t{font-weight:700;color:var(--text-primary);font-size:14px;}
.seo-rel a .r{display:block;font-size:12px;color:var(--text-muted);margin-top:2px;}

/* secondary "more" pill row - de-emphasized cross-links */
.seo-more{display:flex;gap:10px;flex-wrap:wrap;margin-top:6px;}
.seo-more a{font-size:14px;color:var(--text-secondary);text-decoration:none;border:1px solid var(--border);border-radius:999px;padding:8px 16px;}
.seo-more a:hover{border-color:var(--brand);color:var(--brand-deep);}

/* numbered steps (roadmap) */
.seo-steps{list-style:none;padding:0;margin:0;counter-reset:s;}
.seo-steps li{position:relative;padding:0 0 18px 44px;}
.seo-steps li::before{counter-increment:s;content:counter(s);position:absolute;left:0;top:0;width:28px;height:28px;border-radius:50%;background:var(--brand-tint);color:var(--brand-deep);font-weight:800;font-size:14px;display:flex;align-items:center;justify-content:center;}
.seo-steps li:not(:last-child)::after{content:"";position:absolute;left:13px;top:30px;bottom:2px;width:2px;background:var(--border);}
.seo-steps .st{font-weight:700;color:var(--text-primary);} .seo-steps .sd{font-size:15px;color:var(--text-secondary);margin-top:3px;}
.seo-steps .sd a{color:var(--brand-deep);text-decoration:none;} .seo-steps .sd a:hover{text-decoration:underline;}

/* check list */
.seo-list{list-style:none;padding-left:0;max-width:760px;}
.seo-list li{position:relative;padding-left:27px;margin:10px 0;}
.seo-list li::before{content:"\2713";position:absolute;left:0;top:0;color:var(--brand-deep);font-weight:800;}

/* hand-authored markdown article */
.seo-article{max-width:820px;}
.seo-article h2{font-size:21px;margin:30px 0 10px;} .seo-article h3{font-size:17px;margin:22px 0 8px;color:var(--text-primary);}
.seo-article p,.seo-article li{font-size:16px;line-height:1.7;color:var(--text-secondary);}
.seo-article ul,.seo-article ol{padding-left:22px;} .seo-article li{margin:6px 0;}
.seo-article pre{border:1px solid var(--border);border-radius:12px;padding:14px 16px;overflow-x:auto;background:var(--bg-primary);margin:14px 0;}
.seo-article pre code{font-family:var(--f-mono);font-size:13px;line-height:1.6;background:none;padding:0;}
/* inline `code` chips moved to a shared rule below (.seo-wrap :not(pre)>code) */
.seo-article blockquote{border-left:3px solid var(--border);margin:14px 0;padding:2px 16px;color:var(--text-muted);}

/* code block (project pages) */
.seo-code{border:1px solid var(--border);border-radius:12px;overflow:hidden;margin:14px 0;max-width:820px;}
.seo-code .lab{background:var(--bg-secondary);border-bottom:1px solid var(--border);padding:8px 14px;font-family:var(--f-mono);font-size:12px;color:var(--text-muted);}
.seo-code pre{margin:0;padding:14px 16px;overflow-x:auto;background:var(--bg-primary);}
.seo-code code{font-family:var(--f-mono);font-size:13px;line-height:1.6;color:var(--text-primary);}
.seo-code .hljs,.seo-article .hljs{background:transparent;padding:0;color:var(--text-primary);}

/* comparison table (/vs) */
.seo-table{width:100%;border-collapse:collapse;margin:8px 0;font-size:15px;max-width:900px;}
.seo-table th,.seo-table td{border:1px solid var(--border);padding:11px 13px;text-align:left;vertical-align:top;}
.seo-table thead th{background:var(--bg-secondary);font-size:13px;color:var(--text-muted);text-transform:uppercase;letter-spacing:.3px;}
.seo-table td.us{background:var(--brand-tint);color:var(--text-primary);font-weight:600;}
.seo-table td.feat{font-weight:700;color:var(--text-primary);width:28%;}

/* comparison "who should choose" + alternative options + example links */
.seo-who{display:grid;gap:12px;grid-template-columns:1fr 1fr;margin:8px 0;max-width:900px;}
@media (max-width:560px){.seo-who{grid-template-columns:1fr;}}
.seo-who .card{border:1px solid var(--border);border-radius:12px;padding:16px 18px;background:var(--bg-primary);}
.seo-who .card.us{border-color:var(--brand);}
.seo-who .card .k{font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:.3px;color:var(--text-muted);margin-bottom:6px;}
.seo-who .card.us .k{color:var(--brand-deep);}
.seo-opt{border:1px solid var(--border);border-radius:12px;padding:15px 18px;margin:10px 0;background:var(--bg-primary);max-width:820px;}
.seo-opt.first{border-color:var(--brand);background:var(--brand-tint);}
.seo-opt .n{font-weight:800;color:var(--text-primary);font-size:16px;}
.seo-opt .d{font-size:15px;color:var(--text-secondary);margin-top:3px;}
.seo-opt .dd{font-size:13.5px;color:var(--text-muted);margin-top:6px;line-height:1.55;}
.seo-ex{display:grid;gap:10px;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));margin:8px 0;}
.seo-ex a{display:block;border:1px solid var(--border);border-radius:10px;padding:12px 14px;text-decoration:none;background:var(--bg-primary);}
.seo-ex a:hover{border-color:var(--brand);}
.seo-ex .t{display:block;font-weight:700;color:var(--text-primary);font-size:14px;} .seo-ex .r{display:block;font-size:12px;color:var(--text-muted);margin-top:2px;}

/* FAQ */
.seo-faq{max-width:820px;}
.seo-faq details{border:1px solid var(--border);border-radius:10px;padding:12px 16px;margin:8px 0;background:var(--bg-primary);}
.seo-faq summary{font-weight:700;color:var(--text-primary);cursor:pointer;} .seo-faq p{margin:8px 0 0;}

/* certification tracks (domains + lab links) */
.cert-domain{font-weight:700;color:var(--text-primary);margin:24px 0 8px;font-size:16px;}
.cert-labs{display:grid;gap:10px;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));margin:8px 0;}
.cert-labs a{display:block;border:1px solid var(--border);border-radius:10px;padding:12px 14px;text-decoration:none;background:var(--bg-primary);}
.cert-labs a:hover{border-color:var(--brand);}
.cert-labs a .t{display:block;font-weight:700;color:var(--text-primary);font-size:14px;}
.cert-labs a .r{display:block;font-size:12px;color:var(--text-muted);margin-top:2px;}

/* one subtle CTA primitive */
.seo-cta,.seo-try{border:1px dashed var(--brand);background:var(--brand-tint);border-radius:14px;padding:18px 22px;margin:34px 0 0;display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;max-width:900px;}
.seo-cta p,.seo-try p{margin:0;color:var(--text-secondary);font-size:15px;max-width:600px;} .seo-cta strong,.seo-try strong{color:var(--text-primary);}
.seo-cta a,.seo-try a{white-space:nowrap;background:var(--brand);color:#fff;font-weight:700;padding:10px 20px;border-radius:9px;text-decoration:none;}
.seo-cta a:hover,.seo-try a:hover{background:var(--brand-deep);}

/* ---- hub-specific blocks (roadmap / career / resume / interview) ---- */
/* roadmap stages + checkable nodes + progress bar */
.seo-stage{border:1px solid var(--border);border-radius:14px;padding:18px 20px;margin:12px 0;background:var(--bg-primary);}
.seo-stage-head{display:flex;align-items:center;gap:12px;margin-bottom:10px;}
.seo-stage-num{width:30px;height:30px;border-radius:50%;background:var(--brand);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:14px;flex:none;}
.seo-stage-head h2{margin:0;font-size:18px;padding-left:0;} .seo-stage-head h2::before{display:none;}
.seo-stage-desc{font-size:15px;color:var(--text-secondary);line-height:1.6;margin:0 0 14px;}
.seo-node{display:block;padding:10px 2px;border-top:1px solid var(--border);}
.seo-node input{margin-right:8px;vertical-align:middle;}
.seo-node .nt{font-weight:700;color:var(--text-primary);font-size:15px;}
.seo-node .nd{font-size:14px;color:var(--text-muted);margin:2px 0 4px;}
.seo-node a{color:var(--brand-deep);text-decoration:none;font-weight:600;font-size:14px;} .seo-node a:hover{text-decoration:underline;}
.seo-progress{margin:14px 0 6px;max-width:760px;}
.seo-progress .lab{display:flex;justify-content:space-between;font-size:13px;color:var(--text-muted);font-weight:600;margin-bottom:6px;}
.seo-progress .bar{height:8px;border-radius:99px;background:var(--bg-secondary);overflow:hidden;}
.seo-progress .fill{height:100%;width:0;background:var(--brand);transition:width .2s;}
/* career stats + skill chips + path */
.seo-stats{display:flex;gap:14px;flex-wrap:wrap;margin:6px 0;}
.seo-stat{flex:1;min-width:150px;border:1px solid var(--border);border-radius:12px;padding:16px 18px;background:var(--bg-primary);}
.seo-stat .v{font-size:22px;font-weight:800;color:var(--text-primary);}
.seo-stat .k{font-size:12px;text-transform:uppercase;letter-spacing:.4px;color:var(--text-muted);font-weight:700;margin-top:3px;}
.seo-chips{display:flex;gap:8px;flex-wrap:wrap;margin-top:8px;}
.seo-chips span{background:var(--brand-tint);color:var(--brand-deep);font-size:13px;font-weight:600;padding:5px 12px;border-radius:8px;}
.seo-path{padding-left:22px;max-width:760px;} .seo-path li{margin:8px 0;}
.seo-path a{color:var(--brand-deep);font-weight:600;text-decoration:none;}
/* resume bullets */
.seo-bullet{border:1px solid var(--border);border-left:3px solid var(--brand);border-radius:8px;padding:14px 16px;margin:10px 0;color:var(--text-secondary);max-width:820px;}
.seo-bullet a{display:inline-block;margin-top:6px;color:var(--brand-deep);font-weight:600;text-decoration:none;font-size:14px;}
/* interview STAR tabs */
.seo-q{border:1px solid var(--border);border-radius:14px;padding:18px 20px;margin:14px 0;background:var(--bg-primary);max-width:820px;}
.seo-q h3{margin:0 0 4px;font-size:17px;color:var(--text-primary);}
.seo-tabs{display:flex;gap:6px;flex-wrap:wrap;margin:12px 0;}
.seo-tab{border:1px solid var(--border);background:var(--bg-primary);color:var(--text-secondary);font-weight:700;font-size:13px;padding:7px 14px;border-radius:8px;cursor:pointer;font-family:var(--f-ui);}
.seo-tab.active{background:var(--brand);color:#fff;border-color:var(--brand);}
.seo-panel{display:none;border:1px solid var(--border);border-radius:10px;padding:14px 16px;background:var(--bg-primary);color:var(--text-secondary);font-size:15px;line-height:1.7;}
.seo-panel.active{display:block;}