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@media(max-width:450px){.shell{width:calc(100% - 30px)}.story-grid{grid-template-columns:1fr}.story-photo{aspect-ratio:1.6}.story-body strong{font-size:20px}.hero h1{font-size:46px}.searchbox button{padding:14px}.searchbox input{font-size:12px}.mag-icon{padding:0 7px}.filters{flex-wrap:nowrap;overflow:auto;padding-bottom:4px}.filter-btn{white-space:nowrap}.article-heading h1{font-size:42px}.feature-copy h2{font-size:33px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;animation:none!important;transition:none!important}}
/* Editorial references: transparent primary sources for practical advice. */
.article-references{margin:12px 0 45px;padding:27px 30px;border:1px solid #d5ddd1;background:#fafbf6;border-radius:9px}
.article-references ul{margin:17px 0 0;padding:0;list-style:none;display:grid;gap:12px}
.article-references a{color:#24634e;font-size:14px;line-height:1.6;font-weight:700;text-decoration:underline;text-underline-offset:4px;overflow-wrap:anywhere}
.article-references a:hover{color:#111c16}
.story-wrap[hidden]{display:none!important}
@media(max-width:740px){.article-references{padding:20px}.article-references a{font-size:13px}}

/* THE WORLD ATLAS — photographic topical navigation and curated reference pages */
.topic-grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
.topic-card{min-height:225px}
.topic-card.photo-topic{isolation:isolate;background:#1b3c30;color:#fff}
.topic-card.photo-topic::after{content:"";position:absolute;z-index:0;inset:0;background:linear-gradient(180deg,rgba(5,30,21,.04) 0%,rgba(5,30,21,.1) 25%,rgba(6,28,20,.84) 100%);transition:background .3s}
.topic-card.photo-topic .topic-image{position:absolute;z-index:-1;inset:0;width:100%;height:100%;object-fit:cover;filter:saturate(.87);transition:transform .6s cubic-bezier(.2,.7,.2,1)}
.topic-card.photo-topic:hover .topic-image{transform:scale(1.08)}
.topic-card.photo-topic .topic-info{z-index:1}
.topic-card.photo-topic .topic-info small{color:#e7f8da}
.topic-card.photo-topic .topic-info strong{font:700 21px/1.24 var(--bold);letter-spacing:-.6px;text-shadow:0 2px 10px #142e2880;max-width:215px}
.topic-card.photo-topic .topic-info b{color:var(--lime)}
.atlas-hero{background:#e8efe6;overflow:hidden}
.atlas-hero-grid{display:grid;grid-template-columns:1fr .88fr;min-height:490px;gap:56px}
.atlas-head{display:flex;flex-direction:column;align-items:flex-start;justify-content:center;padding:26px 0 62px}
.atlas-head .breadcrumbs{padding:14px 0 55px;width:100%}
.atlas-head h1{font:600 clamp(55px,6.4vw,89px)/1.09 var(--display);letter-spacing:-2.7px;margin:21px 0 25px;max-width:720px}
.atlas-head>p{font-size:19px;line-height:1.7;color:#506859;max-width:590px}
.atlas-stamp{margin-top:38px;font:800 11px/1.6 var(--bold);letter-spacing:.6px;color:#52715f}
.atlas-photo{position:relative;min-height:440px}
.atlas-photo img{position:absolute;width:100%;height:100%;inset:0;object-fit:cover;filter:saturate(.9)}
.atlas-photo::after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,#0c322122,transparent 60%)}
.atlas-lead{display:grid;grid-template-columns:70px 1fr;gap:30px;align-items:center;padding-top:40px;padding-bottom:40px;border-bottom:1px solid var(--line)}
.atlas-mark{font:75px var(--font);color:var(--pine)}
.atlas-lead p{font-size:19px;line-height:1.7;max-width:1000px;margin:0;color:#405b49}
.atlas-alert{margin-top:35px;display:flex;align-items:flex-start;gap:17px;border-left:5px solid #bb652a;background:#fff0dc;border-radius:8px;padding:27px 29px}
.atlas-alert-icon{border-radius:50%;background:#9e4a1a;color:white;font:900 22px var(--bold);width:40px;height:40px;flex:0 0 40px;display:grid;place-items:center}
.atlas-alert strong{font:800 15px var(--bold)}
.atlas-alert p{font-size:15px;line-height:1.75;color:#4b433c;margin:8px 0 0}
.atlas-guide-section{padding-top:72px!important}
.atlas-guide-section .story-grid{margin-top:20px}
.atlas-all{font-size:13px;font-weight:700;border-bottom:1px solid var(--ink);padding-bottom:4px;white-space:nowrap}
.atlas-empty{background:#eaf0e7;border:1px solid #dae4d8;border-radius:9px;padding:35px;display:flex;flex-direction:column;gap:14px;font-size:15px;line-height:1.8;color:#5f7465}
.atlas-empty a{font-weight:800;color:#155341}
.species-section{padding-top:60px;padding-bottom:25px}
.species-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}
.species-card{background:#fff;border:1px solid var(--line);border-radius:10px;padding:23px;position:relative;display:flex;gap:14px;min-height:183px}
.species-index{font:800 12px var(--bold);letter-spacing:1px;color:#93ab97;min-width:28px}
.species-main{flex:1}
.species-latin{font:italic 600 14px Georgia,serif;color:#2d654b}
.species-card h3{margin:11px 0 9px;font:750 18px/1.3 var(--bold);letter-spacing:-.5px}
.species-card p{font-size:12px;line-height:1.6;color:#708274;margin:0 0 10px}
.species-card>a{align-self:start;font-size:22px;color:#3d7955;line-height:1}
.species-danger{font:900 10px var(--bold);letter-spacing:.4px;color:#a03d22}
.species-culinary{font:700 10px var(--bold);color:#5e7052}
.species-foot{font-size:13px;line-height:1.75;color:#637664;margin-top:25px}
@media(max-width:1100px){.topic-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.atlas-hero-grid{gap:30px}.species-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:740px){.topic-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.topic-card{min-height:160px;padding:16px}.topic-card.photo-topic .topic-info strong{font-size:17px}.topic-info strong{font-size:20px}.topic-card .topic-symbol{font-size:95px}.atlas-hero-grid{display:flex;flex-direction:column;gap:0}.atlas-head{padding:22px 0 35px}.atlas-head .breadcrumbs{padding:13px 0 42px}.atlas-head h1{font-size:50px;letter-spacing:-1.7px}.atlas-head>p{font-size:16px}.atlas-photo{min-height:290px}.atlas-lead{grid-template-columns:45px 1fr;gap:15px;padding:28px 0}.atlas-mark{font-size:48px}.atlas-lead p{font-size:15px}.atlas-alert{padding:19px;gap:12px}.atlas-alert p{font-size:13px}.species-grid{grid-template-columns:1fr}.species-card{min-height:150px}.atlas-guide-section{padding-top:55px!important}}
@media(max-width:450px){.topic-card{min-height:155px;padding:14px}.topic-card.photo-topic .topic-info strong{font-size:16px}.atlas-head h1{font-size:43px}}

/* Explicit layering preserves photographic thumbnails on every browser. */
.topic-card.photo-topic .topic-image{z-index:0}
.topic-card.photo-topic::after{z-index:1;pointer-events:none}
.topic-card.photo-topic .topic-info{z-index:2}


/* Visual Atlas redesign — photographic cards */
.visual-atlas{padding:76px 0 95px}.v-section-heading{display:flex;align-items:end;justify-content:space-between;gap:20px;margin-bottom:28px}.v-section-heading h2{font:600 clamp(40px,5vw,65px)/1.08 var(--display);letter-spacing:-1.7px;margin:13px 0}.v-section-heading p{font-size:15px;line-height:1.7;color:#637467;max-width:590px}.v-species-total{padding:17px 20px;min-width:116px;border-radius:13px;background:#e2edd8;text-align:center}.v-species-total strong{font:600 49px var(--display);display:block}.v-species-total span{font:800 10px var(--bold);letter-spacing:1px;color:#4d7659;text-transform:uppercase}
.v-safety{display:flex;gap:17px;background:#fff0e9;border:1px solid #eec7b8;border-radius:12px;padding:22px 24px;margin:25px 0}.v-safety-sign{width:39px;height:39px;flex:0 0 39px;border-radius:50%;display:grid;place-items:center;background:#a83c2c;color:white;font:900 21px var(--bold)}.v-safety strong{font:800 14px var(--bold);color:#943f30}.v-safety p{margin:7px 0 0;color:#745547;font-size:13px;line-height:1.65}.v-small-note,.v-lang-note{background:#eaf0e5;border-left:4px solid #91b586;padding:16px 19px;border-radius:4px;margin:24px 0;font-size:13px;line-height:1.65;color:#506e57}.v-lang-note{background:#fff1dd;border-left-color:#c9a26e}
.v-controls{border-bottom:1px solid var(--line);margin:24px 0 25px;padding-bottom:23px}.v-search{display:flex;align-items:center;gap:12px;background:#fff;max-width:690px;border:1px solid #d1ddce;border-radius:11px;padding:0 18px;min-height:60px}.v-search:focus-within{outline:2px solid #adcda8}.v-search span{font-size:28px;color:#4e7d5c}.v-search input{flex:1;min-width:0;border:0;outline:0;background:transparent;padding:15px 0;font-size:15px}.v-chips{display:flex;flex-wrap:wrap;gap:9px;margin-top:17px}.v-chip{display:inline-flex;gap:9px;align-items:center;background:#fff;border:1px solid #d3dfd2;border-radius:99px;padding:12px 16px;font:700 12px var(--bold);color:#516d5c}.v-chip span{font-size:11px;color:#8a9d8f}.v-chip.v-selected{background:var(--pine);border-color:var(--pine);color:#fff}.v-chip.v-selected span{color:#d4e2c5}.v-count{text-align:right;font:700 11px var(--bold);letter-spacing:1px;color:#738a76;margin-top:14px}
.v-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:17px}.v-card{display:flex;flex-direction:column;border:1px solid #d7e0d4;border-radius:12px;background:white;overflow:hidden;box-shadow:0 5px 17px #143b2a0a;transition:transform .2s,box-shadow .2s}.v-card[hidden]{display:none!important}.v-card:hover{transform:translateY(-5px);box-shadow:0 18px 33px #143b2a22}.v-card-media{display:block;position:relative;aspect-ratio:1.25;overflow:hidden;background:#dce8d8}.v-card-media img{width:100%;height:100%;object-fit:cover;transition:transform .35s}.v-card:hover .v-card-media img{transform:scale(1.04)}.v-magnify{position:absolute;top:13px;right:13px;width:37px;height:37px;display:grid;place-items:center;border-radius:50%;background:#fffffff0;color:#20513c;font-size:22px}.v-card-inner{display:flex;flex-direction:column;flex:1;padding:17px 16px 15px}.v-card-row{display:flex;flex-wrap:wrap;align-items:start;gap:8px;justify-content:space-between}.v-latin{font:italic 600 13px Georgia,serif;color:#377157}.v-status{display:inline-block;background:#eaf0e2;color:#3b644d;padding:5px 7px;border-radius:5px;font:800 9px/1.3 var(--bold)}.v-deadly{background:#f6d9d4;color:#9b2b21}.v-toxic{background:#fce7d7;color:#a84b2a}.v-culinary{background:#e6efc9;color:#526d32}.v-irritant{background:#fce7d7;color:#a84b2a}.v-marine{background:#dcedf5;color:#366b84}.v-migratory{background:#e5ddf1;color:#73548c}
.v-card h3{font:800 19px/1.25 var(--bold);letter-spacing:-.35px;margin:13px 0 8px}.v-card h3 a:hover{color:#468365}.v-common{font-size:11px;color:#789080}.v-card-inner>p{font-size:12px;line-height:1.62;color:#6a786d;margin:9px 0 18px;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}.v-card-footer{display:flex;align-items:end;justify-content:space-between;gap:7px;margin-top:auto;border-top:1px solid #edf1e9;padding-top:13px}.v-read{color:#225742;font:800 11px/1.5 var(--bold)}.v-read span{font-size:14px}.v-credit{font:500 10px var(--font);color:#7c9787;text-decoration:underline;text-underline-offset:4px;white-space:nowrap}.v-no-results{padding:28px;background:#eaf0e6;border-radius:9px;color:#52715b}
.v-detail{padding-bottom:55px}.v-detail>.breadcrumbs{padding:36px 0 42px}.v-detail-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:70px;align-items:center;margin-bottom:65px}.v-detail-status{margin:28px 0 19px}.v-detail-status .v-status{font-size:12px;border-radius:99px;padding:9px 15px}.v-detail h1{font:600 clamp(55px,5.4vw,82px)/1.05 var(--display);letter-spacing:-2px;margin:0 0 15px}.v-scientific{font:italic 500 30px Georgia,serif;color:#4d8663;margin-bottom:27px}.v-introduction{font-size:18px;line-height:1.85;color:#4d5e51;max-width:640px}.v-detail-short{border-top:1px solid #d6e3d7;margin-top:28px;padding-top:23px;font-size:13px;color:#66846d}.v-detail-image{position:relative;margin:0;border-radius:12px;overflow:visible;background:transparent}.v-detail-image img{display:block;width:100%;height:clamp(360px,45vw,650px);object-fit:cover;background:#dce7da}.v-detail-image figcaption{position:static;margin:0;padding:10px 0 0;font:500 12px/1.55 var(--font);color:#54665c;overflow-wrap:anywhere}.v-detail-image figcaption a{display:inline;color:inherit;background:transparent;padding:0;border-radius:0;font:inherit;text-decoration:underline;text-underline-offset:2px}.v-detail-warning{display:flex;align-items:start;gap:17px;padding:25px;border-left:5px solid #ad4b30;background:#fff0e7;border-radius:8px;margin-bottom:38px}.v-detail-warning>span{background:#a73c29;color:white;width:38px;height:38px;flex:0 0 38px;border-radius:50%;display:grid;place-items:center;font-weight:900}.v-detail-warning strong{font:800 15px var(--bold)}.v-detail-warning p{font-size:15px;line-height:1.8;color:#6c4d41;margin:10px 0 0}.v-fact-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.v-fact{background:#eef4eb;border:1px solid #d7e3d5;padding:27px;border-radius:11px}.v-fact-icon{display:block;font-size:34px;color:#528464;margin-bottom:17px}.v-fact p{font-size:15px;line-height:1.75;color:#46594a;margin:15px 0 0}.v-source-block{display:flex;flex-direction:column;gap:16px;margin:60px 0 15px;padding:30px;background:#fff;border:1px solid #dce5da;border-radius:12px}.v-source-block>a{font-size:14px;font-weight:700;color:#327056;text-decoration:underline;text-underline-offset:4px;overflow-wrap:anywhere}.v-source-block p{font-size:12px;line-height:1.8;color:#77897b;margin:0}.v-related{padding:25px 0 100px}.v-related .v-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
@media(max-width:1100px){.v-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.v-detail-grid{gap:30px}}
@media(max-width:740px){.visual-atlas{padding:45px 0 70px}.v-section-heading h2{font-size:40px}.v-section-heading p{font-size:13px}.v-species-total{min-width:85px;padding:13px 10px}.v-species-total strong{font-size:35px}.v-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.v-card-media{aspect-ratio:1.02}.v-card-inner{padding:12px 10px}.v-card h3{font-size:16px}.v-latin{font-size:11px}.v-status{font-size:8px}.v-card-inner>p{font-size:11px;-webkit-line-clamp:3}.v-read{font-size:10px}.v-credit{font-size:9px}.v-magnify{width:31px;height:31px;font-size:20px;top:9px;right:9px}.v-safety{padding:17px}.v-safety p{font-size:12px}.v-detail>.breadcrumbs{padding:25px 0 29px}.v-detail-grid{display:flex;flex-direction:column-reverse;align-items:stretch;gap:20px;margin-bottom:42px}.v-detail-image img{height:365px}.v-detail h1{font-size:48px}.v-scientific{font-size:26px}.v-introduction{font-size:16px}.v-fact-grid{grid-template-columns:1fr}.v-fact{padding:21px}.v-related .v-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.v-related{padding-bottom:60px}}
@media(max-width:365px){.v-grid{gap:9px}.v-card-inner{padding:10px 9px}.v-card h3{font-size:15px}.v-card-footer{flex-direction:column;align-items:start}.v-section-heading h2{font-size:35px}}

.v-image-error{position:absolute;inset:0;display:grid;place-items:center;text-align:center;padding:22px;color:#42654d;font:700 12px/1.7 var(--bold);pointer-events:none}
.v-card .v-credit{white-space:normal;max-width:48%;text-align:right;font-size:9px;line-height:1.4}


/* Correct fish framing: never crop off the species' head or tail. */
.v-card.v-group-fishing .v-card-media img{object-fit:contain;object-position:center;background:#e4eee9}
.v-detail-image.v-group-fishing img{object-fit:contain;object-position:center;background:#e4eee9}
.v-media-kind{position:absolute;bottom:10px;left:10px;background:#fffaebec;border-radius:5px;padding:6px 9px;color:#5f5d48;font:800 10px var(--bold)}
.v-detail h1{overflow-wrap:break-word;hyphens:auto}
@media(max-width:740px){
  .v-detail-image img{height:275px}
  .v-detail h1{font-size:clamp(34px,8.7vw,44px);line-height:1.13;letter-spacing:-1.2px}
  .v-detail-status{margin:14px 0 12px}
  .v-scientific{font-size:22px;margin-bottom:18px}
  .v-introduction{font-size:15px;line-height:1.75}
  .v-detail-grid{gap:16px;margin-bottom:30px}
  .v-detail>.breadcrumbs{padding:20px 0 24px}
  .v-card.v-group-fishing .v-card-media{background:#e4eee9}
}
@media(max-width:380px){.v-detail h1{font-size:clamp(32px,8.4vw,39px)}}

/* Four editorial navigation items need a compact menu on medium-width screens. */
@media(min-width:741px) and (max-width:950px){.nav-links{display:none}.menu-button{display:flex}.mobile-links:not([hidden]){display:grid;gap:17px;padding-top:8px;padding-bottom:20px;font-weight:700;font-size:14px}}


/* Article sharing: keyboard-accessible actions, no third-party scripts. */
.article-share-actions{display:flex;align-items:center;flex-wrap:wrap;gap:8px;margin-left:auto}
.article-share-actions .share-btn{margin-left:0;cursor:pointer}
.article-share-actions .share-social{display:inline-flex;align-items:center;justify-content:center;min-height:38px;padding:9px 13px;border:1px solid var(--line);border-radius:99px;text-decoration:none;color:inherit;font:700 11px var(--bold);letter-spacing:normal}
.article-share-actions .share-social:hover,.article-share-actions .share-btn:hover{background:var(--pine);color:#fff}
.article-share-actions .share-social:focus-visible,.article-share-actions .share-btn:focus-visible{outline:3px solid #2563eb;outline-offset:3px}
@media (max-width:740px){.article-heading .byline{flex-wrap:wrap}.article-share-actions{width:100%;margin-left:0}.article-share-actions .share-social,.article-share-actions .share-btn{flex:1 1 auto;text-align:center}}


/* A quiet, readable sharing prompt after the article's final advice. */
.article-bottom-share{border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:24px 0;margin:24px 0 32px}
.article-bottom-share>p{font:700 13px var(--bold);margin:0 0 14px;color:var(--pine)}
.article-bottom-share .article-share-actions{justify-content:flex-start;margin-left:0}
.article-bottom-share .share-social,.article-bottom-share .share-btn{font-size:12px}


/* Guide → calculator → related owner-operated price catalogue. */
.insulation-next-steps{background:#eaf2e6;border:1px solid #cbdcc8;border-radius:20px;padding:clamp(20px,3vw,32px);margin:24px 0 33px;display:grid;gap:17px}
.insulation-next-steps h2{font:800 clamp(1.4rem,2.5vw,1.9rem) Syne,"DM Sans",sans-serif;letter-spacing:-.04em;color:#173f35;margin:13px 0 12px}
.insulation-next-steps p{font-size:.96rem;line-height:1.65;color:#415c4d;margin:0}
.insulation-next-links{display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.insulation-next-links a{display:inline-flex;text-decoration:none;border:1px solid #6e9981;color:#174a39;border-radius:99px;padding:12px 17px;font:750 .86rem "DM Sans",sans-serif}
.insulation-next-links .insulation-primary-link{color:#fff;background:#174a39;border-color:#174a39}
.insulation-next-links a:hover{box-shadow:0 3px 12px rgba(20,65,40,.12)}
.insulation-next-links a:focus-visible{outline:3px solid #367757;outline-offset:3px}