/* AIS-I21-UX / UX-I21-02. Scoped additions: do NOT replace layout6/style or shell.
   Sources, data attributes, contact handlers and global production variables stay intact. */
.u21{--u21-ink:#152337;--u21-muted:#536174;--u21-blue:#2154e8;--u21-line:#bacbef;--u21-paper:#eef4ff;--u21-radius:16px;color:var(--u21-ink);font-family:Arial,Helvetica,sans-serif;line-height:1.58}
.u21,.u21 *{box-sizing:border-box;min-width:0}
.u21 :is(h1,h2,h3,p,figure,dl){margin:0}
.u21 :is(h1,h2,h3){letter-spacing:-.035em;line-height:1.13;text-wrap:balance;hyphens:none;word-break:normal;overflow-wrap:break-word}
.u21 h1{font-size:clamp(2.125rem,3.45vw,3.15rem);font-weight:700}
.u21 h2{font-size:clamp(1.7rem,2.45vw,2.4rem);font-weight:700}
.u21 h3{font-size:1.4rem;font-weight:700}
.u21 p{color:var(--u21-muted);overflow-wrap:break-word}
.u21 p+p{margin-top:1rem}
.u21 a{color:var(--u21-blue);text-decoration:none}
.u21 a:hover{text-decoration:underline;text-underline-offset:4px}
.u21 :is(a,button,summary,select,input):focus-visible{outline:3px solid #9b4d00;outline-offset:4px;scroll-margin-block:110px 32px}
.u21-wrap{width:min(1248px,calc(100% - 80px));margin-inline:auto}
.u21-hero{padding:36px 0 42px;background:linear-gradient(135deg,#fff 25%,#f3f7ff 100%)}
.u21-hero-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:48px;align-items:center}
.u21-kicker{font-size:.75rem!important;letter-spacing:.09em;text-transform:uppercase;font-weight:700;color:var(--u21-blue)!important;margin-bottom:16px!important}
.u21-lead{font-size:1.0625rem;line-height:1.65;margin-top:22px!important;max-width:42rem}
.u21-actions{display:flex;align-items:center;flex-wrap:wrap;gap:12px 24px;margin-top:24px}
.u21-button{display:inline-flex;gap:20px;align-items:center;justify-content:space-between;min-height:48px;padding:12px 20px;border:1px solid var(--u21-blue);border-radius:8px;font-size:.9375rem;line-height:1.4;background:var(--u21-blue);color:#fff!important;font-weight:700;max-width:100%;text-align:left}
.u21-button:hover{background:#153fb7;text-decoration:none!important}
.u21-link{display:inline-flex;align-items:center;min-height:44px;line-height:1.4;font-size:.9375rem;font-weight:700;max-width:100%}
.u21-small{font-size:.8125rem;line-height:1.5;margin-top:14px!important}
.u21-media{margin:0;min-width:0}
.u21-media>a{display:block;border:1px solid #c9d8f0;border-radius:16px;background:var(--u21-paper);position:relative;cursor:zoom-in}
.u21-media picture{display:block}
.u21-media img{display:block;width:100%;height:auto;object-fit:contain;border-radius:16px}
.u21-media figcaption{font-size:.8125rem;line-height:1.5;color:var(--u21-muted);margin-top:10px}
.u21-plus{position:absolute;right:10px;bottom:10px;background:#fff;border:1px solid #8caae0;border-radius:6px;padding:0 8px;line-height:30px;color:var(--u21-blue);font-size:20px;pointer-events:none}
.u21-section{padding-block:48px}
.u21-section--soft{background:#f3f7ff}
.u21-section-head{display:flex;justify-content:space-between;gap:32px;align-items:end;margin-bottom:24px}
.u21-section-head p{max-width:540px;font-size:1rem}
.u21-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.u21-service-card{border:1px solid #d8e1ef;border-radius:16px;background:#fff;overflow:hidden;display:flex;flex-direction:column}
.u21-card-art{background:var(--u21-paper);border:0!important;border-radius:0!important}
.u21-card-art img{width:100%;height:168px;object-fit:contain}
.u21-service-card .u21-media figcaption{padding:0 20px;margin-top:10px}
.u21-service-card-copy{padding:20px;display:flex;flex:1;flex-direction:column;align-items:start}
.u21-service-card h3{font-size:1.375rem}
.u21-service-card p{margin-top:14px;font-size:.9375rem}
.u21-service-card .u21-link{margin-top:auto;padding-top:18px}
.u21-proof-row{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.u21-proof{border:1px solid #d8e1ef;border-radius:16px;background:#fff;padding:16px}
.u21-proof>a{background:#fff;border-radius:10px}
.u21-proof img{border-radius:10px;aspect-ratio:16/10;max-height:300px;object-fit:contain;background:#fff}
.u21-proof figcaption{margin-top:10px}
.u21-proof-title{font-size:1rem;font-weight:700;color:var(--u21-ink);margin-bottom:12px;display:block}
.u21-proof--portrait{max-width:340px}
.u21-proof--portrait img{aspect-ratio:1/1;max-height:260px;object-fit:contain}
.u21-contact-portrait{border-radius:8px;object-fit:contain;width:64px;height:76px}
.u21-split{display:grid;grid-template-columns:1.05fr .95fr;gap:40px;align-items:start}
.u21-entry p{font-size:1rem;margin-top:18px}
.u21-entry h2,.u21-entry h3{max-width:850px}
.u21-entry [data-field="role"]{border-left:3px solid var(--u21-blue);padding-left:16px}
.u21-details{margin-top:22px;border-top:1px solid #c4d4ed}
.u21-details summary{padding:14px 0;min-height:48px;cursor:pointer;font-size:1rem;color:var(--u21-blue);font-weight:700}
.u21-details>div{padding:12px 0 20px}
.u21-details p{margin-top:12px}
.u21-card{display:flex;flex-direction:column;min-width:0;border:1px solid #d8e1ef;border-radius:16px;background:#fff;overflow:hidden}
.u21-card .u21-media img{height:202px;object-fit:contain}
.u21-card .u21-media>a{border:0;border-bottom:1px solid #d8e1ef;border-radius:0}
.u21-card .u21-media figcaption{padding:0 18px;font-size:.75rem}
.u21-card-copy{padding:18px;display:flex;flex:1;flex-direction:column;align-items:start}
.u21-label{font-size:.75rem;line-height:1.4;margin-bottom:12px;color:var(--u21-muted)}
.u21-card h2,.u21-card h3{font-size:1.3rem;line-height:1.24;text-wrap:pretty}
.u21-card p{font-size:.9375rem;margin-top:12px}
.u21-card .u21-link{margin-top:auto;padding-top:16px}
.u21-reading{max-width:980px;margin-inline:auto}
.u21-reading>h1{max-width:950px}
.u21-reading>.u21-media{margin-top:28px;max-width:880px}
.u21-record-body{display:grid;grid-template-columns:1fr 1fr;gap:24px 40px;margin-top:32px}
.u21-record-body h2{font-size:1.55rem;margin-bottom:14px}
.u21-record-body p{font-size:1rem}
.u21-record-body .u21-wide{grid-column:1/-1}
.u21-data-flow{font-size:1rem;line-height:1.7;color:var(--u21-ink);padding:20px 24px;border-left:3px solid var(--u21-blue);background:#f3f7ff}
.u21-media-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-top:28px}
.u21-media-grid img{max-height:320px;object-fit:contain;background:white}
.u21-dialog{border:1px solid #a9beda;border-radius:16px;padding:0;width:min(1100px,calc(100% - 24px));max-height:calc(100dvh - 24px);background:#fff;color:#152337;overscroll-behavior:contain}
.u21-dialog::backdrop{background:#102039ba}
.u21-dialog-head{position:sticky;top:0;background:#fff;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:20px;padding:14px 18px;border-bottom:1px solid #d8e1ef}
.u21-dialog-head h2{font:700 1.2rem/1.3 Arial,Helvetica,sans-serif;margin:0}
.u21-dialog-head div{display:flex;gap:8px;flex:none}
.u21-dialog button{min-width:44px;min-height:44px;border:1px solid #8ca5ca;border-radius:6px;background:white;color:#152337;font:600 .875rem Arial;padding:8px 12px}
.u21-dialog :focus-visible{outline:3px solid #9b4d00;outline-offset:3px}
.u21-dialog-scroll{overflow:auto;padding:16px;max-height:calc(100dvh - 136px)}
.u21-dialog-scroll img{display:block;width:100%;height:auto;margin:auto;max-height:calc(100dvh - 190px);object-fit:contain}
.u21-dialog-scroll[data-natural="true"] img{width:auto;max-width:none;max-height:none;margin:0}
.u21-dialog-caption{font:400 .875rem/1.5 Arial,Helvetica,sans-serif;padding:12px 18px;color:#536174;margin:0}
.u21-large .u21-grid,.u21-large .u21-hero-grid,.u21-large .u21-proof-row,.u21-large .u21-split,.u21-large .u21-record-body,.u21-large .u21-media-grid{grid-template-columns:minmax(0,1fr)}
.u21-large .u21-dialog-head{flex-wrap:wrap}
@media(max-width:1199px){.u21-wrap{width:calc(100% - 64px)}.u21-hero-grid{gap:28px}.u21-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:899px){.u21-hero-grid{grid-template-columns:minmax(0,1fr);gap:24px}.u21-hero .u21-media{width:100%;max-width:640px;justify-self:end}.u21-split{grid-template-columns:minmax(0,1fr)}.u21-section-head{display:block}.u21-section-head p{margin-top:16px}}
@media(max-width:599px){.u21-wrap{width:calc(100% - 40px)}.u21-hero{padding:24px 0 28px}.u21 h1{font-size:2rem;line-height:1.12}.u21-lead{font-size:1rem;line-height:1.58;margin-top:18px!important}.u21-kicker{font-size:.6875rem!important;margin-bottom:14px!important}.u21-actions{margin-top:20px;gap:10px}.u21-actions>.u21-button{width:100%}.u21-small{font-size:.8125rem}.u21-grid{grid-template-columns:minmax(0,1fr);gap:20px}.u21-section{padding-block:32px}.u21-section-head{margin-bottom:20px}.u21-card-art img{height:198px}.u21-proof-row{grid-template-columns:minmax(0,1fr)}.u21-proof img{max-height:210px}.u21-proof{padding:12px}.u21-record-body{grid-template-columns:1fr;gap:24px;margin-top:24px}.u21-record-body .u21-wide{grid-column:auto}.u21-media-grid{grid-template-columns:1fr}.u21-card .u21-media img{height:220px}.u21-dialog-head{flex-wrap:wrap;padding:10px 12px;gap:8px}.u21-dialog-head div{margin-left:auto}.u21-dialog-scroll{max-height:calc(100dvh - 190px);padding:10px}.u21-data-flow{padding:16px}.u21-plus{bottom:8px;right:8px}}
@media(prefers-reduced-motion:reduce){.u21 *{transition:none!important;animation:none!important;scroll-behavior:auto!important}}
@media(forced-colors:active){.u21-button,.u21-media>a,.u21-card,.u21-dialog{border:1px solid ButtonText}}

/* Service-card decorative glyphs; Telegram is deliberately excluded. */
.u21-icon{display:block;width:44px;height:44px;object-fit:contain;flex:none}
.i18-ai-copy.u21{margin-top:24px;border-top:1px solid #d8e1ef;padding-top:24px}
.i18-ai-copy.u21 h3{margin-bottom:16px}
.i18-ai-copy.u21 .u21-media{max-width:900px;margin-top:24px}

/* The zoom control has its own strip; never covers a diagram label. */
.u21-media>a{display:flow-root}
.u21-plus{position:static;float:right;margin:6px 10px 6px 0}