.article-contents[data-astro-cid-sgdnunel]{max-width:46rem;margin:1rem auto;padding:.5rem 1.25rem;border-block:1px solid var(--color-line)}summary[data-astro-cid-sgdnunel]{cursor:pointer;font-size:1rem;min-height:44px;padding:.65rem 0;line-height:1.5}summary[data-astro-cid-sgdnunel] span[data-astro-cid-sgdnunel]{color:var(--color-coal-dim);white-space:nowrap}ol[data-astro-cid-sgdnunel]{margin:.25rem 0 .75rem;padding-left:1.3rem}li[data-astro-cid-sgdnunel]{line-height:1.5;break-inside:avoid}a[data-astro-cid-sgdnunel]{display:block;padding:.55rem 0;min-height:44px;text-decoration:underline;text-underline-offset:.2em;overflow-wrap:anywhere}a[data-astro-cid-sgdnunel]:focus-visible,summary[data-astro-cid-sgdnunel]:focus-visible{outline:2px solid var(--color-signal);outline-offset:3px}@media(min-width:1024px){ol[data-astro-cid-sgdnunel]{columns:2;column-gap:2.5rem}a[data-astro-cid-sgdnunel]{font-size:.95rem}}.canal-interior[data-astro-cid-b5fx6566]{max-width:76rem;margin:auto;padding:1.25rem clamp(1.25rem,4vw,3rem) 4rem;display:grid;grid-template-columns:minmax(0,46rem) minmax(13rem,1fr);gap:0 3.5rem;align-items:start}.canal-location[data-astro-cid-b5fx6566]{grid-column:1/-1;padding:.4rem 0 1.1rem;font-size:.9rem}.canal-location[data-astro-cid-b5fx6566] a[data-astro-cid-b5fx6566]{text-decoration:underline;text-underline-offset:.2em}.canal-heading[data-astro-cid-b5fx6566]{grid-column:1;padding:1.7rem 0 2rem;border-top:3px solid var(--color-petrol)}.canal-label[data-astro-cid-b5fx6566]{font:600 .8rem/1.5 var(--font-sans);color:var(--color-signal);margin-bottom:1rem}.canal-heading[data-astro-cid-b5fx6566] h1[data-astro-cid-b5fx6566]{font:500 clamp(2.2rem,4vw,3.7rem)/1.12 var(--font-display);letter-spacing:-.03em;max-width:25ch;text-wrap:balance}.canal-lead[data-astro-cid-b5fx6566]{font-size:1.2rem;line-height:1.7;max-width:64ch;margin-top:1.2rem;color:var(--color-coal-dim)}.canal-margin[data-astro-cid-b5fx6566]{grid-column:2;grid-row:2/5;border-left:1px solid var(--color-line);padding-left:1.5rem;margin-top:1.7rem;position:sticky;top:1.25rem;max-height:85vh;overflow:auto}.canal-margin[data-astro-cid-b5fx6566] .article-contents{margin:0;padding:0;border:0}.canal-margin[data-astro-cid-b5fx6566] ol{columns:1}.canal-format-note[data-astro-cid-b5fx6566]{line-height:1.7;margin-top:1.5rem;font-size:1rem}.canal-format-note[data-astro-cid-b5fx6566] a[data-astro-cid-b5fx6566]{text-decoration:underline}.canal-body[data-astro-cid-b5fx6566]{grid-column:1;max-width:none;width:100%;padding:0;margin:0;min-width:0}.canal-body[data-astro-cid-b5fx6566]>h2:first-child{margin-top:0}.canal-body[data-astro-cid-b5fx6566] figure img{height:auto;width:100%;max-height:none;aspect-ratio:auto;object-fit:contain}.canal-body[data-astro-cid-b5fx6566] figure:has(img[src$="lock-water-levels.png"]){max-width:32rem;margin-inline:auto}.canal-body[data-astro-cid-b5fx6566] h2{font-weight:500;letter-spacing:-.02em}.canal-body[data-astro-cid-b5fx6566] table{font-variant-numeric:tabular-nums}.canal-actions[data-astro-cid-b5fx6566]{display:flex;flex-wrap:wrap;gap:.75rem;margin-top:1.6rem}.canal-opening-image[data-astro-cid-b5fx6566]{grid-column:2;grid-row:2;margin:1.7rem 0 2rem}.canal-opening-image[data-astro-cid-b5fx6566] img[data-astro-cid-b5fx6566]{width:100%;height:auto;aspect-ratio:4/3;object-fit:cover}.canal-index[data-astro-cid-b5fx6566] .canal-heading[data-astro-cid-b5fx6566],.canal-gifts[data-astro-cid-b5fx6566] .canal-heading[data-astro-cid-b5fx6566]{padding-right:1rem}.canal-index[data-astro-cid-b5fx6566] .canal-margin[data-astro-cid-b5fx6566],.canal-gifts[data-astro-cid-b5fx6566] .canal-margin[data-astro-cid-b5fx6566]{grid-row:3/5}.canal-index[data-astro-cid-b5fx6566] .canal-body[data-astro-cid-b5fx6566] ul{list-style:none;padding:0;border-top:1px solid var(--color-line)}.canal-index[data-astro-cid-b5fx6566] .canal-body[data-astro-cid-b5fx6566] li{margin:0;padding:.8rem .1rem;border-bottom:1px solid var(--color-line)}.canal-index[data-astro-cid-b5fx6566] .canal-body[data-astro-cid-b5fx6566] li a{display:inline-block;padding:.3rem 0}.canal-index[data-astro-cid-b5fx6566] .canal-body[data-astro-cid-b5fx6566] h2{margin-top:2.5rem}.canal-product[data-astro-cid-b5fx6566]{grid-template-columns:minmax(13rem,1fr) minmax(0,44rem)}.canal-product[data-astro-cid-b5fx6566] .canal-heading[data-astro-cid-b5fx6566]{grid-column:1/-1;display:grid;grid-template-columns:1fr 1.25fr;column-gap:3.5rem}.canal-product[data-astro-cid-b5fx6566] .canal-label[data-astro-cid-b5fx6566]{grid-column:1/-1}.canal-product[data-astro-cid-b5fx6566] .canal-heading[data-astro-cid-b5fx6566] h1[data-astro-cid-b5fx6566]{grid-row:2/4;font-size:clamp(2.2rem,3.4vw,3.4rem)}.canal-product[data-astro-cid-b5fx6566] .canal-lead[data-astro-cid-b5fx6566]{margin:0}.canal-product[data-astro-cid-b5fx6566] .canal-actions[data-astro-cid-b5fx6566]{grid-column:2}.canal-product[data-astro-cid-b5fx6566] .canal-margin[data-astro-cid-b5fx6566]{grid-column:1;grid-row:3/5;border-left:0;border-top:1px solid var(--color-line);padding:1rem 1.5rem 0 0}.canal-product[data-astro-cid-b5fx6566] .canal-body[data-astro-cid-b5fx6566],.canal-product[data-astro-cid-b5fx6566] .canal-answers[data-astro-cid-b5fx6566]{grid-column:2}.canal-product[data-astro-cid-b5fx6566] .canal-opening-image[data-astro-cid-b5fx6566]{grid-column:1;grid-row:3}.canal-product[data-astro-cid-b5fx6566] .canal-opening-image[data-astro-cid-b5fx6566]+.canal-margin[data-astro-cid-b5fx6566]{grid-row:4}.canal-name-tool[data-astro-cid-b5fx6566]{grid-column:1/-1;margin:0 0 2.5rem;border-block:1px solid var(--color-line);background:var(--color-paper-2)}.canal-names[data-astro-cid-b5fx6566] .canal-margin[data-astro-cid-b5fx6566]{grid-row:4/6}.canal-names[data-astro-cid-b5fx6566] .canal-heading[data-astro-cid-b5fx6566]{grid-column:1/-1;max-width:53rem}.canal-follow[data-astro-cid-b5fx6566],.canal-answers[data-astro-cid-b5fx6566]{grid-column:1;margin-top:2rem}.canal-follow[data-astro-cid-b5fx6566]{display:flex;flex-wrap:wrap;gap:.5rem 1.5rem;border-top:1px solid var(--color-line);padding-top:1rem}.canal-follow[data-astro-cid-b5fx6566] a[data-astro-cid-b5fx6566],.canal-journal[data-astro-cid-b5fx6566] a[data-astro-cid-b5fx6566]{padding:.6rem 0;text-decoration:underline;text-underline-offset:.2em}.canal-answers[data-astro-cid-b5fx6566] h2[data-astro-cid-b5fx6566],.canal-journal[data-astro-cid-b5fx6566] h2[data-astro-cid-b5fx6566]{font:500 1.8rem/1.3 var(--font-display);margin-bottom:1rem}.canal-answers[data-astro-cid-b5fx6566] details[data-astro-cid-b5fx6566]{border-top:1px solid var(--color-line);padding:.5rem 0}.canal-answers[data-astro-cid-b5fx6566] summary[data-astro-cid-b5fx6566]{cursor:pointer;padding:.7rem 0;min-height:44px;line-height:1.6;font-weight:600}.canal-answers[data-astro-cid-b5fx6566] p[data-astro-cid-b5fx6566]{line-height:1.8;padding:.4rem 0 1rem}.canal-onward[data-astro-cid-b5fx6566],.canal-related[data-astro-cid-b5fx6566],.canal-journal[data-astro-cid-b5fx6566]{grid-column:1/-1;min-width:0}.canal-journal[data-astro-cid-b5fx6566]{margin-top:2rem;border-top:1px solid var(--color-line);padding-top:2rem}.canal-journal[data-astro-cid-b5fx6566] nav[data-astro-cid-b5fx6566]{display:flex;flex-wrap:wrap;gap:.5rem 2rem}a[data-astro-cid-b5fx6566]:focus-visible,summary[data-astro-cid-b5fx6566]:focus-visible{outline:3px solid var(--color-signal);outline-offset:4px}@media(max-width:1023px){.canal-interior[data-astro-cid-b5fx6566]{display:block;max-width:50rem}.canal-heading[data-astro-cid-b5fx6566]{padding:1.25rem 0 1.5rem}.canal-margin[data-astro-cid-b5fx6566]{position:static;max-height:none;padding:1rem 0;margin:0 0 1.5rem;border-left:0;border-block:1px solid var(--color-line)}.canal-opening-image[data-astro-cid-b5fx6566]{margin:0 0 1.5rem;max-width:32rem}.canal-product[data-astro-cid-b5fx6566] .canal-heading[data-astro-cid-b5fx6566]{display:block}.canal-product[data-astro-cid-b5fx6566] .canal-lead[data-astro-cid-b5fx6566]{margin-top:1.2rem}.canal-product[data-astro-cid-b5fx6566] .canal-margin[data-astro-cid-b5fx6566]{padding:1rem 0}.canal-name-tool[data-astro-cid-b5fx6566]{margin-bottom:1.5rem}}