/* ARDUnia 2.0: accessibility, structured content and resilient details */
.skip-link{position:fixed;z-index:9999;top:10px;right:10px;transform:translateY(-160%);background:#fff;color:#062438;border-radius:8px;padding:10px 14px;font-weight:800}.skip-link:focus{transform:translateY(0)}
.brand-link picture,.hero-visual picture{display:contents}.hero-visual>picture>img{z-index:2;filter:drop-shadow(0 0 13px #ffffff94) drop-shadow(0 0 30px #ff6b2c61) drop-shadow(0 30px 45px #00000059);width:min(100%,390px);height:auto;position:relative}
.breadcrumbs{padding-block:16px}.breadcrumbs ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin:0;padding:0;list-style:none;font-size:.8rem}.breadcrumbs li:not(:last-child)::after{content:"/";color:#557b88;margin-inline-start:8px}.breadcrumbs a{color:#78d9d8}.breadcrumbs span{color:#9eb8c1}
.content-meta{display:flex;flex-wrap:wrap;gap:8px 18px;border-bottom:1px solid #174456;margin-bottom:26px;padding-bottom:16px;color:#8caab4;font-size:.78rem}.content-meta a{color:#69dcda;font-weight:800}
.prose{font-size:1rem;line-height:2.05}.prose p,.prose li{color:#b3cbd2}.prose h2{margin-block:2.1em .65em}.prose h3,.prose h4{margin-block:1.65em .55em}.prose blockquote{margin:24px 0;border-right:4px solid var(--teal);background:#06222f;border-radius:10px;padding:14px 18px;color:#c4dce2}.prose code:not(.code-block code){direction:ltr;background:#041923;border:1px solid #174456;border-radius:5px;padding:1px 5px;font-family:var(--font-mono);color:#b8f6ec}.article-inline-link{color:#69dcda;text-decoration:underline;text-underline-offset:4px;overflow-wrap:anywhere}
.table-scroll{max-width:100%;overflow-x:auto;margin:24px 0}.table-scroll table{border-collapse:collapse;width:100%;min-width:560px}.table-scroll th,.table-scroll td{border:1px solid #205164;padding:10px 12px;text-align:right}.table-scroll th{background:#0b3445;color:#eaf7fa}.table-scroll td{color:#b3cbd2}
.fact-list>div,.download-facts>div{display:grid;grid-template-columns:minmax(86px,auto) minmax(0,1fr);align-items:start;gap:8px 12px;padding:10px 0;border-bottom:1px solid #174456}.fact-list span,.download-facts span{color:#89a8b2}.fact-list strong,.download-facts strong{min-width:0;color:#e7f4f6;overflow-wrap:anywhere}.download-facts .checksum{display:block}.download-facts .checksum span{display:block;margin-bottom:7px}.download-facts .checksum code{display:block;max-width:100%;white-space:normal;overflow-wrap:anywhere;word-break:break-all;font-size:.72rem;color:#b8f6ec}
.footer-source{border-top:1px solid #ffffff14;padding-block:16px;color:#8eaab5;font-size:.78rem}.footer-bottom a{color:#8bdedd}.privacy-note{color:#8faab4;font-size:.78rem}.privacy-note a{color:#69dcda}
.project-card h2 a,.project-card h3 a,.article-grid h2 a{color:inherit}.project-card .admin-actions{margin-top:auto;flex-wrap:wrap}.side-panel p{color:#8faab4;font-size:.8rem}.side-panel .tag-row{margin:0;padding-top:4px}.side-panel .tag-row span{overflow-wrap:anywhere}
@media(max-width:760px){.hero-visual>picture>img{width:310px}.breadcrumbs{width:min(100% - 28px,680px)}.content-meta{gap:7px 12px}.prose{font-size:.98rem}.footer-grid{grid-template-columns:1fr 1fr}.download-facts .checksum code{font-size:.68rem}}
@media(max-width:470px){.footer-grid{grid-template-columns:1fr}.fact-list>div,.download-facts>div{grid-template-columns:1fr;gap:2px}.hero-visual>picture>img{width:285px}}
.content-toc{background:#06222f;border:1px solid #174456;border-radius:14px;margin:0 0 28px;padding:18px 20px}.content-toc strong{color:#edf9fb}.content-toc ol{margin:10px 0 0;padding-right:22px}.content-toc a{color:#7cdddc;font-size:.88rem}

/* ARDUnia 2.1: featured media, difficulty badges and responsive footer */
.featured-image{margin:0 0 30px;overflow:hidden;border:1px solid #1b5264;border-radius:18px;background:#041923;box-shadow:0 18px 38px #0000002b}.featured-image img{display:block;width:100%;height:auto;max-height:620px;object-fit:contain;background:#041923}
.detail-badges,.card-badges,.project-card-badges{display:flex;flex-wrap:wrap;align-items:center;gap:8px}.detail-badges{margin:-8px 0 22px}.project-card-badges{margin:0 0 14px}.project-status{position:static;display:inline-flex;width:fit-content}.difficulty-badge{display:inline-flex;align-items:center;width:fit-content;border:1px solid #2d6675;border-radius:999px;padding:4px 10px;color:#c6e4e9;background:#103c4d;font-size:.7rem;font-weight:800;line-height:1.5}.difficulty-beginner{color:#9cf0d9;border-color:#20735f;background:#0a4138}.difficulty-medium{color:#ffe29a;border-color:#7d641d;background:#473a13}.difficulty-advanced{color:#ffc1b5;border-color:#8a493f;background:#4a2824}.project-icon svg{width:30px;height:30px}.card-badges{margin-bottom:4px}.card-badges .article-category{color:var(--orange);font-size:.74rem;font-weight:800}.docs-grid article>.text-link{margin-top:16px}.hero-metrics{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}.hero-metrics div{min-width:0}.relation-bridge span{font-size:1rem;font-weight:900}.footer-grid{grid-template-columns:minmax(220px,1.35fr) repeat(3,minmax(130px,1fr));gap:42px}.social-links svg{display:block}.icon-link svg{width:20px;height:20px}
@media(max-width:1040px){.footer-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:30px}.footer-brand{grid-column:1/-1}.footer-grid>div:last-child{grid-column:auto}}
@media(max-width:760px){.hero-metrics{grid-template-columns:repeat(2,minmax(0,1fr));overflow:visible}.footer-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.footer-brand{grid-column:1/-1}.featured-image{margin-bottom:24px;border-radius:14px}}
@media(max-width:600px){.footer-grid{grid-template-columns:1fr 1fr}.footer-brand{grid-column:1/-1}}
@media(max-width:470px){.footer-grid{grid-template-columns:1fr}.footer-brand{grid-column:auto}.hero-metrics{gap:14px}.hero-metrics div{min-width:0}}