:root{--bg:#f7f5ef;--paper:#fffefb;--ink:#203d35;--muted:#65736b;--line:#dbdfd6;--accent:#d75e42;--accent-light:#f9e8df;--sage:#e7ede2;--green:#286947;--red:#ab3b2e;--shadow:0 18px 60px #203d350c;--radius:22px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--ink);font-family:Arial,Helvetica,sans-serif;font-size:18px;line-height:1.5}button,select,input{font:inherit}button,a,select,input{ -webkit-tap-highlight-color:transparent}button{cursor:pointer;color:inherit}button:disabled{cursor:default}button:focus-visible,a:focus-visible,select:focus-visible,input:focus-visible{outline:3px solid var(--accent);outline-offset:4px}a{color:inherit}button{touch-action:manipulation}button,select{min-height:48px}h1,h2,h3,p{margin:0}h1,h2,h3{line-height:1.1;letter-spacing:-.04em;font-weight:600}h1{font-size:clamp(38px,4.4vw,64px)}h2{font-size:clamp(28px,3vw,40px)}h3{font-size:26px}p{line-height:1.5}.shell{max-width:1360px;margin:0 auto;padding:0 44px}.header{border-bottom:1px solid var(--line);background:var(--bg)}.header-inner{min-height:102px;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand{display:flex;align-items:center;gap:12px;text-decoration:none;font-size:12px;font-weight:700;letter-spacing:.12em;white-space:nowrap}.brand small{display:block;letter-spacing:0;font-size:13px;font-weight:400;margin-top:2px}.brand-mark{display:flex;align-items:center;font-size:22px;letter-spacing:-.08em;width:54px;height:54px;background:var(--ink);color:#fff;border-radius:50%;padding-left:7px}.brand-mark span{font-size:21px;margin-left:-2px;color:#d4dfbe}nav{display:flex;align-items:center;gap:4px}.nav{border:0;background:transparent;padding:12px 18px;border-radius:50px;font-size:16px}.nav.active{background:var(--ink);color:white}.private{font-size:12px;display:flex;align-items:center;gap:6px;letter-spacing:.03em;color:var(--muted)}.private 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@media(min-width:1450px){.atlas-card .photo-wrap{height:285px}.atlas-grid.heads .photo-wrap{height:300px}}
@media(max-width:1120px){.shell{padding-left:28px;padding-right:28px}.atlas-grid.heads{grid-template-columns:repeat(2,1fr)}.atlas-grid.heads .photo-wrap{height:300px}.header-inner{gap:16px}.private{display:none}.nav{padding:11px 14px}.atlas-card .photo-wrap{height:215px}.card-body{padding:18px}.card-body h3{font-size:23px}.card-body p{min-height:96px}.pair-grid{grid-template-columns:repeat(2,1fr)}.hero-action{min-width:220px}.exercise{gap:24px}.answer{min-height:60px}.exercise-photo .photo-wrap{aspect-ratio:1}}
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@media(max-width:380px){.shell{padding-left:15px;padding-right:15px}.card-body{padding:17px 12px}.card-body h3{font-size:21px}.atlas-card{grid-template-columns:.95fr 1.05fr}.hero-action{display:block}.hero-action .micro{max-width:none;margin-top:8px}.brand small{font-size:11px}.private{font-size:9px}.primary{font-size:15px;padding:14px 20px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}
.atlas-card .photo-wrap img{object-fit:contain}.atlas-card .photo-wrap{background:#e7e7df}
@media(max-width:760px){.atlas-card{display:block}.atlas-card .photo-wrap{height:205px;min-height:0}.atlas-grid.heads .photo-wrap{height:300px;min-height:0}.card-body{padding:21px}.card-body h3{font-size:27px;overflow-wrap:normal}.card-body p{font-size:16px}.photo-name{font-size:12px}.credit{font-size:11px}.shape-kicker{font-size:10px}}
.section-bar{flex-wrap:wrap}.atlas-tabs{flex-wrap:wrap}.atlas-tabs button{padding-left:19px;padding-right:19px}.atlas-tabs small{margin-left:5px}.atlas-grid.colors .card-body h3{font-size:24px}.atlas-grid.colors .photo-wrap{height:280px}.atlas-grid.colors .card-body p{min-height:96px}.answers:has(.answer:nth-child(5)){grid-template-columns:1fr 1fr}.answers:has(.answer:nth-child(5)) .answer{font-size:16px;gap:10px;padding:12px}.answers:has(.answer:nth-child(5)) .key{width:24px;min-width:24px;height:24px}
@media(max-width:760px){.atlas-tabs{display:grid;grid-template-columns:repeat(3,1fr);border-radius:18px;width:100%}.atlas-tabs button{font-size:14px;padding:10px 8px}.atlas-tabs small{font-size:11px}.atlas-grid.colors .photo-wrap{height:270px}.atlas-grid.colors .card-body p{min-height:0}.atlas-grid.heads .photo-wrap{height:300px}.answers:has(.answer:nth-child(5)){grid-template-columns:1fr}.answers:has(.answer:nth-child(5)) .answer{font-size:17px;gap:16px;padding:14px 18px}}
.complex-steps{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin:25px 0}.complex-steps span{padding:12px 15px;border:1px solid var(--line);border-radius:12px;font-size:15px}.complex-photo{position:sticky;top:25px}.complex-exercise .question h1{font-size:37px}.trait-fields{display:grid;gap:16px}.trait-field{border:1px solid var(--line);border-radius:15px;padding:16px;background:var(--paper)}.trait-field label{display:block;font-size:16px;font-weight:600;margin-bottom:9px}.trait-field label span{font-size:12px;color:var(--muted);margin-right:12px}.trait-field select{font-size:16px}.trait-field select:disabled{color:var(--ink);opacity:1}.trait-correct{border-color:#91b08c;background:#eff4eb}.trait-wrong{border-color:#d7ad96;background:#f9eee4}.trait-feedback{font-size:14px;margin-top:12px}.trait-feedback span{display:block;color:var(--muted);font-size:13px;margin-top:4px}.complex-continue{width:100%;margin-top:20px}.complex-continue:disabled{opacity:.4}.observed-summary{padding:20px;border-radius:16px;background:var(--sage);margin:20px 0;font-size:14px}.observed-summary>strong{display:block;margin-bottom:10px;font-size:16px}.observed-summary span{display:block;margin:7px 0}.breed-fragment{padding:23px;border:1px solid var(--line);border-radius:18px;background:var(--paper);margin-bottom:20px}.breed-fragment h2{font-size:27px;line-height:1.2;margin-top:10px}.breed-fragment p{font-size:16px;margin-top:16px}.verdict-options{display:grid;grid-template-columns:1fr 1fr;gap:10px}.verdict-options .answer{font-size:16px;padding:15px;justify-content:center}.match-table{margin:18px 0;border:1px solid #b4c6ad;border-radius:12px;overflow:hidden;font-size:13px}.match-table-head,.match-row{display:grid;grid-template-columns:.8fr 1fr 1.25fr;gap:12px;padding:13px;background:#ffffff75}.match-table-head{font-size:11px;text-transform:uppercase;letter-spacing:.06em;background:#e2ebdb}.match-row{border-top:1px solid #cfdbca}.match-row strong{font-size:12px}.match-no{background:#f8e4d8}.complex-progress{margin-top:40px;padding-top:32px;border-top:1px solid var(--line)}.complex-progress>p{color:var(--muted);font-size:15px;margin:14px 0 22px}.complex-progress .stat strong{font-size:36px}
@media(max-width:760px){.header nav{grid-template-columns:repeat(4,1fr)}.header .nav{font-size:12px;padding:10px 4px}.complex-photo{position:static}.complex-exercise .question h1{font-size:31px}.trait-field{padding:15px}.trait-field label,.trait-field select{font-size:16px}.trait-feedback{font-size:14px}.trait-feedback span{font-size:13px}.complex-steps span{font-size:14px;padding:11px}.verdict-options{grid-template-columns:1fr}.match-table-head{display:none}.match-row{grid-template-columns:1fr 1fr;gap:8px;padding:14px}.match-row strong{grid-column:1/-1;font-size:14px}.match-row span{font-size:12px}.match-row span:nth-child(2):before{content:'На фото: ';font-weight:700}.match-row span:nth-child(3):before{content:'В описании: ';font-weight:700}.complex-progress .stat strong{font-size:27px}.complex-feedback{padding:17px}}
/* School name with the original bulb emblem; link sits directly below the circle. */
.header-inner{padding-top:10px;padding-bottom:10px}.brand-block{display:flex;flex:none;align-items:flex-start;gap:6px}.brand-symbol{width:96px;display:flex;flex-direction:column;align-items:center}.brand{display:block;line-height:1.3;letter-spacing:0;white-space:nowrap}.brand-mark{display:grid;place-items:center;width:64px;height:64px;padding:0;background:var(--paper);border:1px solid var(--line);border-radius:50%}.brand-bulb{display:block;width:36px;height:54px}.brand-name{margin-top:14px;font-size:12px;letter-spacing:.12em;font-weight:700}.brand-name small{font-size:13px;letter-spacing:0;line-height:1.5;font-weight:400;margin-top:3px}.brand-site{display:inline-flex;align-items:center;justify-content:center;min-height:28px;color:#713e89;font-size:12px;line-height:1.2;letter-spacing:0;text-decoration:underline;text-underline-offset:3px}.brand-site:hover{color:#542568}
@media(max-width:760px){.header-inner{padding-top:12px;padding-bottom:12px;gap:8px}.brand-block{margin-right:auto;gap:5px}.brand-symbol{width:84px}.brand{margin-right:0}.brand-mark{width:56px;height:56px;padding:0}.brand-bulb{width:31px;height:47px}.brand-name{margin-top:11px;font-size:10px}.brand-name small{font-size:11.5px}.brand-site{font-size:11.5px}.private{font-size:9.5px;gap:4px}.private svg{width:14px;height:14px}}

@media(max-width:350px){.header .private{display:none}}
/* Three independent subject sections in one trainer. */
.species-shell{display:flex;align-items:center;justify-content:space-between;gap:24px;padding-top:24px;padding-bottom:22px;border-bottom:1px solid var(--line)}.species-title{font-size:15px;font-weight:700;letter-spacing:.02em}.species-title span{display:block;font-size:12px;font-weight:400;color:var(--muted);margin-top:3px}.species-tabs{display:flex;gap:6px;padding:5px;background:#ebece4;border-radius:50px}.species-tabs a{display:inline-flex;align-items:center;justify-content:center;min-width:120px;min-height:48px;border-radius:50px;padding:10px 28px;text-decoration:none;font-weight:600;font-size:17px}.species-tabs a[aria-current=page]{background:var(--paper);box-shadow:0 2px 8px #203d3514;color:#713e89}.species-tabs a:hover{background:var(--paper)}.animal-atlas .card-body h3{font-size:25px;line-height:1.15;overflow-wrap:anywhere}.animal-atlas .card-body p{min-height:0}.animal-atlas .photo-wrap{height:260px}.animal-atlas .card-body .text-btn{margin-top:14px;text-align:left}.reference-note{min-height:180px;display:flex;align-items:center;justify-content:center;background:var(--sage);font-size:16px;color:var(--muted);padding:25px}.reference-limit{border-top:1px solid var(--line);padding-top:12px}.measure-dialog{width:min(1100px,95vw)}.measure-dialog h2{font-size:30px}.measure-dialog>p{font-size:15px;max-width:850px;margin-bottom:16px}.measure-modes{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:16px}.measure-modes .switch{font-size:14px}.measure-modes [aria-pressed=true]{background:var(--ink);color:#fff}.measure-stage{position:relative;background:#e8e9e2;max-width:100%;margin:auto;cursor:crosshair;touch-action:manipulation;overflow:hidden}.measure-stage img{display:block;width:100%;height:auto;max-height:none;user-select:none;pointer-events:none}.measure-stage svg{position:absolute;inset:0;width:100%;height:100%;pointer-events:none}.measure-result{padding:15px;background:var(--sage);border-radius:12px;font-size:16px!important;margin:18px 0!important}.complex-steps span{line-height:1.4}.animal-atlas .photo-name>span{overflow-wrap:anywhere}
@media(max-width:1120px){.species-tabs a{min-width:100px;padding:10px 20px}.animal-atlas .photo-wrap{height:235px}}
@media(max-width:760px){.species-shell{display:block;padding-top:18px;padding-bottom:18px}.species-title{display:flex;justify-content:space-between;align-items:center;font-size:13px;margin-bottom:10px}.species-title span{margin:0;font-size:11px}.species-tabs{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:4px;width:100%}.species-tabs a{min-width:0;padding:10px 5px;font-size:16px;min-height:48px}.animal-atlas .photo-wrap,.animal-atlas.heads .photo-wrap{height:260px;min-height:0}.animal-atlas .card-body{padding:21px}.animal-atlas .card-body h3{font-size:27px;overflow-wrap:normal}.measure-dialog{padding:17px}.measure-dialog h2{font-size:25px}.measure-dialog>p{font-size:14px}.measure-modes{display:grid;grid-template-columns:1fr 1fr}.measure-modes .switch{padding:10px 9px;font-size:12px}.measure-modes .switch:last-child{grid-column:1/-1}.measure-result{font-size:14px!important}.complex-steps{gap:8px}.complex-steps span{font-size:13px}}
.pair-reference{border:1px dashed #b8c5b0;border-radius:17px;background:var(--sage);padding:22px;font-size:16px}.pair-reference strong{display:block;line-height:1.4}.pair-reference small{display:block;color:var(--muted);font-size:12px;margin-top:8px}
@media(max-width:760px){body[data-species] .atlas-tabs{grid-template-columns:repeat(2,minmax(0,1fr))}body[data-species] .atlas-tabs button{min-width:0}}

.species-title{display:block}.species-title .trainer-subtitle{display:block;font-size:14px;font-weight:400;letter-spacing:0;margin-top:4px;color:var(--muted)}
@media(max-width:760px){.species-title{display:block;font-size:14px}.species-title .trainer-subtitle{font-size:13px;margin-top:3px}}

/* Keep every source frame visible; CSS must never crop off anatomy. */
.photo-wrap img{object-fit:contain}
.animal-atlas .photo-wrap{background:#e8e9e2}
/* The measuring photograph fits the space below its controls, at every screen size. */
.measure-dialog[open]{display:flex;flex-direction:column;height:94dvh;max-height:94dvh;overflow:hidden}
.measure-dialog .dialog-top{flex:none;margin-bottom:10px}
.measure-dialog #measure-help{flex:none;font-size:14px;line-height:1.4;margin:0 0 10px}
.measure-dialog .measure-modes{flex:none;margin-bottom:10px}
.measure-viewport{flex:1;min-height:80px;display:flex;align-items:center;justify-content:center;overflow:hidden;background:#e8e9e2;border-radius:12px}
.measure-stage{flex:none;max-width:100%;margin:0;overflow:hidden}
.measure-stage img{width:100%;height:100%;object-fit:contain}
.measure-dialog .measure-result{flex:none;font-size:14px!important;line-height:1.35;padding:10px;margin:10px 0!important}
.measure-dialog>p.micro{flex:none;font-size:12px!important;line-height:1.3;margin:0}
@media(max-width:760px){.measure-dialog[open]{height:96dvh;max-height:96dvh;padding:14px}.measure-dialog h2{font-size:22px}.measure-dialog #measure-help{font-size:12px}.measure-modes .switch{min-height:36px;padding:7px}.measure-dialog>p.micro{font-size:11px!important}}

.photo-guide{position:absolute;inset:0;width:100%;height:100%;pointer-events:none}.landmarks-note{margin-top:10px}.reference-note{font-size:15px;line-height:1.5;text-align:center;min-height:260px}

.reference-note{min-height:0;padding:18px;font-size:14px}.animal-atlas .atlas-card:has(.reference-note) .card-body{padding-top:18px}

.measure-dialog{max-width:96vw;width:min(1100px,96vw)}.measure-modes [hidden]{display:none!important}@media(max-width:760px){.measure-modes .switch:last-child{grid-column:auto}}

.animal-atlas:has(.reference-note){grid-template-columns:repeat(2,minmax(0,1fr))}.animal-atlas:has(.reference-note)>.atlas-card{grid-column:auto}.animal-atlas:has(.reference-note)>.atlas-card:has(.reference-note){grid-column:1/-1}@media(max-width:760px){.animal-atlas:has(.reference-note){grid-template-columns:1fr}.animal-atlas:has(.reference-note)>.atlas-card{grid-column:auto}.animal-atlas:has(.reference-note)>.atlas-card:has(.reference-note){grid-column:auto}}

.animal-atlas .photo-controls{padding:0 16px}.animal-atlas .landmarks-note{padding:0 16px}.animal-atlas:has(.reference-note)>.atlas-card .photo-wrap{height:360px}@media(max-width:760px){.animal-atlas:has(.reference-note)>.atlas-card .photo-wrap{height:260px}}

.scheme-bar{padding-top:20px;padding-bottom:20px;border-bottom:1px solid var(--line);display:grid;grid-template-columns:minmax(280px,460px) 1fr;align-items:center;gap:24px}.scheme-bar label{display:block;font-size:14px;font-weight:700;margin-bottom:8px}.scheme-bar select{font-size:16px}.scheme-bar p{font-size:14px!important}@media(max-width:760px){.scheme-bar{grid-template-columns:1fr;gap:10px}.scheme-bar select{font-size:15px}}