:root{--ink:#1b2033;--indigo:#1f2a4a;--indigo-deep:#161e37;--canvas:#f6f1e7;--surface:#fffdf8;--tint:#ece4d4;--muted:#545866;--rule:#d6ccb8;--denim:#2f4c86;--denim-dark:#223a6a;--rust:#a63d17;--thread:#f0b43c;--sky:#c4d4ee;--slab:Rockwell, "Rockwell Nova", "Roboto Slab", "DejaVu Serif", Georgia, serif;--sans:"Segoe UI", system-ui, -apple-system, "Helvetica Neue", Arial, sans-serif;--gutter:clamp(16px, 4vw, 40px);--radius:4px}*,:before,:after{box-sizing:border-box}html{-webkit-text-size-adjust:100%}body{background:var(--canvas);color:var(--ink);font-family:var(--sans);margin:0;font-size:1.0625rem;line-height:1.7}img{max-width:100%;height:auto;display:block}a{color:var(--denim);text-underline-offset:3px;text-decoration-thickness:2px}a:hover{color:var(--denim-dark);text-decoration-style:dashed}:focus-visible{outline:3px solid var(--rust);outline-offset:3px}h1,h2,h3{font-family:var(--slab);margin:0 0 .5em;font-weight:700;line-height:1.15}h1{font-size:clamp(2rem,1.3rem + 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20px}.tag__num{letter-spacing:.14em;text-transform:uppercase;color:var(--rust);margin:0 0 6px;font-size:.78rem;font-weight:700}.tag h3{margin-bottom:.4em;font-size:1.15rem}.tag h3 a{color:var(--ink);text-decoration:none}.tag h3 a:hover{text-decoration:underline dashed}.tag p:last-child{color:var(--muted);margin:0}.split{grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:40px;display:grid}.principles{gap:14px;margin:0;padding:0;list-style:none;display:grid}.principles li{background:var(--surface);border:2px dashed var(--denim);border-radius:var(--radius);padding:16px 20px}.principles strong{font-family:var(--slab);margin-bottom:4px;display:block}.panel{background:var(--indigo);color:#e8edf7;border-radius:var(--radius);outline:2px dashed var(--thread);outline-offset:-12px;padding:clamp(24px,4vw,40px)}.panel h2{color:#fff}.panel a{color:var(--thread)}.panel a:hover{color:#fff}.panel .label{color:var(--thread)}.article-head{background:var(--surface);border-bottom:2px dashed 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var(--ink);border-radius:var(--radius);flex-direction:column;height:100%;display:flex;overflow:hidden}.card img{border-bottom:2px dashed var(--rule)}.card__body{padding:18px 20px 22px}.card h2{font-size:1.25rem}.card h2 a{color:var(--ink);text-decoration:none}.card h2 a:hover{text-decoration:underline dashed}.card p{color:var(--muted);margin:0}.card .tag__num{color:var(--rust);margin-bottom:6px}.footer{background:var(--indigo-deep);color:#d6deee;border-top:2px dashed var(--thread);padding:48px 0 56px;font-size:.98rem}.footer__grid{grid-template-columns:minmax(0,2fr) minmax(0,1fr) minmax(0,1fr);gap:32px;display:grid}.footer__name{color:#fff;font-family:var(--slab);align-items:center;gap:10px;font-size:1.2rem;font-weight:700;display:flex}.footer__note{color:#b8c3da;font-size:.92rem}.footer .label{color:var(--thread)}.footer ul{margin:0;padding:0;list-style:none}.footer li{margin-bottom:4px}.footer a{color:#eef2fa;align-items:center;min-height:32px;display:inline-flex}.footer a:hover{color:var(--thread)}.notfound{padding:clamp(56px,10vw,120px) 0}.notfound .code{font-family:var(--slab);color:var(--rust);margin:0 0 12px;font-size:clamp(4rem,12vw,8rem);line-height:1}.notfound ul{line-height:1.5}.notfound li a{padding:3px 0;display:inline-block}@media (width<=960px){.hero__grid,.article-head__grid,.split{grid-template-columns:minmax(0,1fr)}.parts ul{grid-template-columns:repeat(2,minmax(0,1fr))}.article{grid-template-columns:minmax(0,1fr);gap:24px}.toc{background:var(--surface);border:2px dashed var(--rule);border-radius:var(--radius);padding:14px 18px;position:static}.footer__grid{grid-template-columns:minmax(0,1fr)}}@media (width<=420px){body{font-size:1rem}.parts ul{grid-template-columns:minmax(0,1fr)}.brand{font-size:1.2rem}th,td{padding:8px}}@media (prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}