.sr-only{position:absolute;width:1px;height:1px;padding:0;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap}.experience-hero{padding:77px 6% 48px;background:radial-gradient(ellipse at 75% 58%,#f5fcff30,transparent 60%),linear-gradient(#fdfeff,#fafdff);text-align:center}.experience-heading h1{font-size:clamp(30px,3.4vw,51px);letter-spacing:-1.4px;font-weight:600;line-height:1.5;margin-top:19px}.experience-heading h1 em{color:#087bff}.experience-eyebrow{font-size:12px;letter-spacing:1.8px;color:#68a1cf}.experience-heading>p{font-size:15px;color:#7c90a5;line-height:1.85;margin-top:18px}.experience-shell{max-width:920px;margin:36px auto 0;background:white;border:1px solid #abd4ff;border-radius:17px;box-shadow:0 12px 38px #167edd0a;text-align:left;overflow:hidden}.experience-mode{display:flex;align-items:center;justify-content:space-between;padding:17px 22px;border-bottom:1px solid #eff4fa;color:#3189d8;font-size:13px}.experience-mode>small{font-size:10px;color:#95a9bd}.experience-shell form{padding:17px 22px 18px}.experience-shell textarea{display:block;width:100%;min-height:110px;resize:none;border:0;outline:0;font:inherit;font-size:16px;line-height:1.8;color:#345779;background:white}.experience-shell:focus-within{border-color:#238df5;box-shadow:0 0 0 3px #1685ff0a,0 12px 38px #167edd0a}.experience-shell textarea::placeholder{color:#a5b5c5;font-size:14px}.experience-compose-bottom{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-top:14px}.experience-compose-bottom>span{color:#a0b2c4;font-size:11px}.experience-shell button,.experience-suggestions button{font:inherit;cursor:pointer;transition:background .15s}.experience-compose-bottom button{border:0;border-radius:8px;background:#087bff;color:white;display:flex;align-items:center;gap:20px;padding:11px 14px;font-size:13px;white-space:nowrap}.experience-compose-bottom button b{font-weight:400;font-size:19px}.experience-compose-bottom button:disabled{background:#c0defa;cursor:default}.experience-suggestions{max-width:920px;margin:25px auto 0;text-align:left}.experience-suggestions-heading{display:flex;justify-content:space-between;align-items:center;color:#87a2ba;font-size:11px;margin-bottom:13px}.experience-suggestions-heading button{font-size:11px;border:0;background:transparent;color:#6e9ac2;padding:5px}#experience-prompts{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}#experience-prompts button{display:flex;flex-direction:column;gap:9px;text-align:left;padding:17px;border:1px solid #dce9f5;border-radius:10px;background:#ffffffd9;color:#496f90}#experience-prompts button:hover{border-color:#8ebfee;background:white}#experience-prompts strong{font-size:13px;font-weight:550}#experience-prompts span{font-size:11px;line-height:1.8;color:#91a7bb}.experience-bottom{display:flex;justify-content:center;align-items:center;gap:24px;margin:29px 0 0;font-size:11px;color:#7fa1bc}.experience-bottom i{font-style:normal;color:#b1cbdf}.experience-back{display:inline-block;color:#8aa6bc;font-size:10px;margin-top:25px}.experience-thread{padding:21px 22px 0;max-height:340px;overflow:auto;scroll-behavior:smooth}.experience-message{font-size:13px;line-height:1.9;margin-bottom:16px;white-space:pre-wrap;overflow-wrap:anywhere}.experience-message.user{background:#eef6ff;border:1px solid #e0edfa;border-radius:9px;padding:10px 15px;margin-left:12%;color:#486e92}.experience-message.assistant{color:#718ca6;padding:0 11% 0 2px}.experience-message.assistant:before{content:'✦ Kimpo AI · 流程示例';display:block;color:#348fdc;font-size:11px;margin-bottom:5px}.experience-session{border-top:1px solid #edf2f7;display:flex;justify-content:space-between;align-items:center;padding:12px 22px;font-size:10px;color:#9aafc2}.experience-session button{border:0;background:none;color:#759abd;font-size:11px}.experience-session button:hover{color:#087bff}#experience-confirm,#experience-result{padding:24px}#experience-confirm h2{font-size:19px;font-weight:550;color:#345c7f;margin-bottom:20px}#experience-summary{margin:0;display:grid;grid-template-columns:90px 1fr;gap:12px;font-size:12px;line-height:1.8}#experience-summary dt{color:#94a9be}#experience-summary dd{margin:0;color:#527592;white-space:pre-wrap;overflow-wrap:anywhere}.experience-confirm-actions{display:flex;gap:13px;margin-top:24px}.experience-confirm-actions button{border:1px solid #cadff3;background:white;color:#6089ad;border-radius:6px;font-size:12px;padding:10px 15px}.experience-confirm-actions button:last-child{background:#087bff;border-color:#087bff;color:white}#experience-confirm>p,#experience-result>p{color:#91a7bc;font-size:11px;line-height:1.8;margin-top:18px}.experience-result-heading{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px;gap:15px}.experience-result-heading strong{font-size:15px;color:#52748f}.experience-result-heading span{font-size:10px;color:#95a9bc}.experience-table-wrap{border:1px solid #dae6f0;overflow:hidden;border-radius:4px}.experience-table-wrap table{width:100%;border-collapse:collapse;table-layout:fixed;font-size:12px;color:#61809c}.experience-table-wrap th,.experience-table-wrap td{padding:11px 9px;border:1px solid #e1e9f1;font-weight:400;overflow-wrap:anywhere}.experience-table-wrap th:first-child{width:30px;background:#f2f7fb;font-size:10px;color:#9ab0c3}.experience-table-wrap thead th{background:#edf5fc;color:#8ea9c0;font-size:10px}.experience-table-wrap tr:first-child td{text-align:center;font-size:16px;color:#416f98;background:#fafcff;padding:19px}.experience-table-wrap tr:nth-child(2) td{background:#f0f6fc;color:#698ea9}#experience-error{padding:0 22px 16px;color:#ae5656;font-size:12px}
@media(max-width:700px){.experience-hero{padding:43px 6% 30px}.experience-heading h1{font-size:33px}.experience-heading h1 em{display:block}.experience-heading>p{font-size:13px}.experience-eyebrow{font-size:10px}.experience-shell{margin-top:25px}.experience-mode{padding:15px}.experience-mode>small{font-size:9px}.experience-shell form{padding:15px}.experience-shell textarea{font-size:14px;min-height:135px}.experience-shell textarea::placeholder{font-size:13px}.experience-compose-bottom>span{font-size:10px;line-height:1.6;max-width:160px}.experience-compose-bottom button{font-size:12px;gap:13px}#experience-prompts{grid-template-columns:1fr 1fr;gap:10px}#experience-prompts button{padding:14px}#experience-prompts strong{font-size:12px}#experience-prompts span{font-size:10px}.experience-bottom{gap:12px;font-size:9px}.experience-thread{padding:16px 15px 0}.experience-message{font-size:12px}.experience-message.user{margin-left:7%}.experience-message.assistant{padding-right:5%}#experience-summary{grid-template-columns:64px 1fr;font-size:11px;gap:10px}#experience-confirm,#experience-result{padding:18px}.experience-result-heading{align-items:flex-start;flex-direction:column;gap:7px}.experience-table-wrap table{font-size:10px}.experience-table-wrap th,.experience-table-wrap td{padding:9px 5px}.experience-table-wrap th:first-child{width:20px}.experience-session{padding:12px 15px}}

/* Official AI brand artwork matched to the hero title's text height. */
.experience-heading .home-brand-title{display:flex;align-items:center;justify-content:center;flex-wrap:wrap;gap:4px 12px}.home-brand-title>span{white-space:nowrap}.experience-heading .home-brand-title em{display:inline-flex;align-items:center;justify-content:center;gap:.22em;white-space:nowrap}.home-brand-title .hero-title-ai-logo{display:block;width:auto;height:1.08em;max-width:none;flex-shrink:0;object-fit:contain;letter-spacing:0}
@media(max-width:600px){.experience-heading .home-brand-title{font-size:clamp(23px,5.6vw,32px);gap:10px}.experience-heading .home-brand-title em{gap:.16em}}

/* Show only the uploaded wordmark, matching the adjacent Chinese headline. */
.home-brand-title .hero-title-ai-wordmark{position:relative;display:block;flex:0 0 auto;width:4.6575em;height:1.08em;overflow:hidden;line-height:1;transform:translateY(.07em)}
.home-brand-title .hero-title-ai-wordmark .hero-title-ai-logo{position:absolute;display:block;width:144.927536%;height:auto;max-width:none;left:-44.927536%;top:-25%;margin:0}

/* Homepage fills the available first screen while allowing longer content to grow. */
.home-page .experience-hero{
 box-sizing:border-box;
 min-height:calc(100vh - var(--home-header-height,64px));
 min-height:calc(100dvh - var(--home-header-height,64px));
 display:flex;flex-direction:column;justify-content:center;
 padding-top:clamp(32px,6vh,84px);padding-bottom:clamp(32px,6vh,84px);
}
.home-page .experience-hero> *{flex-shrink:0}
.home-page .experience-hero .experience-shell,
.home-page .experience-hero .experience-suggestions{width:100%;max-width:920px}
@media(max-width:700px){
 .home-page .experience-hero{padding-top:32px;padding-bottom:32px}
}

/* Scale the first-screen composition against both viewport dimensions. */
.home-page .experience-hero{
 --hero-unit:clamp(.78px,min(.0703125vw,.117vh),1.26px);
 --hero-unit:clamp(.78px,min(.0703125vw,.117dvh),1.26px);
 align-items:center;
 padding:clamp(24px,5vh,64px) max(6%,24px);
}
.home-page .experience-heading{width:100%;max-width:calc(1200 * var(--hero-unit))}
.home-page .experience-heading .home-brand-title{font-size:clamp(25px,min(3.06vw,5.85vh),61px);line-height:1.35;margin-top:0;gap:.12em .2em}
.home-page .experience-heading>p{font-size:calc(15 * var(--hero-unit));margin-top:calc(22 * var(--hero-unit))}
.home-page .experience-hero .experience-shell,
.home-page .experience-hero .experience-suggestions{width:100%;max-width:calc(920 * var(--hero-unit));margin-left:auto;margin-right:auto}
.home-page .experience-shell{margin-top:calc(36 * var(--hero-unit));border-radius:calc(17 * var(--hero-unit))}
.home-page .experience-mode{padding:calc(17 * var(--hero-unit)) calc(22 * var(--hero-unit))}
.home-page .experience-mode .kimpo-ai-brand{height:calc(20 * var(--hero-unit));width:auto}
.home-page .experience-mode>small{font-size:calc(10 * var(--hero-unit))}
.home-page .experience-shell form{padding:calc(17 * var(--hero-unit)) calc(22 * var(--hero-unit)) calc(18 * var(--hero-unit))}
.home-page .experience-shell textarea{min-height:calc(110 * var(--hero-unit));font-size:calc(16 * var(--hero-unit))}
.home-page .experience-shell textarea::placeholder{font-size:calc(14 * var(--hero-unit))}
.home-page .experience-compose-bottom{margin-top:calc(14 * var(--hero-unit));gap:calc(20 * var(--hero-unit))}
.home-page .experience-compose-bottom>span{font-size:calc(11 * var(--hero-unit))}
.home-page .experience-compose-bottom button{font-size:calc(13 * var(--hero-unit));padding:calc(11 * var(--hero-unit)) calc(14 * var(--hero-unit));gap:calc(20 * var(--hero-unit))}
.home-page .experience-suggestions{margin-top:calc(25 * var(--hero-unit))}
.home-page .experience-suggestions-heading{font-size:calc(11 * var(--hero-unit));margin-bottom:calc(13 * var(--hero-unit))}
.home-page .experience-suggestions-heading button{font-size:inherit}
.home-page #experience-prompts{gap:calc(12 * var(--hero-unit))}
.home-page #experience-prompts button{padding:calc(17 * var(--hero-unit));gap:calc(9 * var(--hero-unit))}
.home-page #experience-prompts strong{font-size:calc(13 * var(--hero-unit))}
.home-page #experience-prompts span{font-size:calc(11 * var(--hero-unit))}
@media(max-width:700px){
 .home-page .experience-hero{--hero-unit:.92px;padding:28px 6%}
 .home-page .experience-heading .home-brand-title{font-size:clamp(22px,4.9vw,32px);gap:10px}
 .home-page .experience-heading>p{font-size:13px;margin-top:16px}
 .home-page .experience-shell{margin-top:24px}
 .home-page .experience-shell textarea{min-height:110px;font-size:14px}
 .home-page .experience-mode,.home-page .experience-shell form{padding:14px}
 .home-page .experience-mode>small{font-size:9px}
 .home-page .experience-compose-bottom{gap:12px}
 .home-page .experience-compose-bottom>span{font-size:10px}
 .home-page .experience-compose-bottom button{font-size:12px;gap:10px}
 .home-page #experience-prompts button{padding:13px}
 .home-page #experience-prompts strong{font-size:12px}
 .home-page #experience-prompts span{font-size:11px}
}

/* Optical alignment of the wordmark and Chinese glyphs, at every title size. */
.home-page .experience-heading .home-brand-title{column-gap:.08em;letter-spacing:-.025em}
.home-page .experience-heading .home-brand-title em{align-items:center;gap:.14em}

/* Quiet, text-only conversation action. */
.home-page #experience-send{
 min-height:38px;padding:9px 18px;gap:0;border:0;border-radius:6px;
 background:#087bff;color:#fff;font-size:14px;font-weight:400;line-height:1.5;
 box-shadow:none;white-space:nowrap;transition:background .15s,color .15s;
}
.home-page #experience-send:not(:disabled):hover{background:#006de6}
.home-page #experience-send:not(:disabled):active{background:#005ecc}
.home-page #experience-send:disabled{background:#edf3fa;color:#8da2ba;cursor:not-allowed}
.home-page #experience-send:focus-visible{outline:2px solid #8bc2ff;outline-offset:3px}
@media(max-width:700px){.home-page #experience-send{font-size:13px;padding:8px 15px}}
@media(prefers-reduced-motion:reduce){.home-page #experience-send{transition:none}}

/* Attachment picker next to the conversation action. */
.home-page .experience-compose-actions{display:flex;align-items:center;gap:10px;flex-shrink:0}
.home-page #experience-attach{display:grid;place-items:center;width:38px;height:38px;padding:0;border:0;border-radius:6px;background:transparent;color:#7d94ac;cursor:pointer}
.home-page #experience-attach:hover{background:#edf5ff;color:#087bff}
.home-page #experience-attach svg{display:block}
.home-page #experience-attachments{margin-top:14px}
.home-page #experience-attachments[hidden]{display:none}
.home-page #experience-file-list{display:flex;flex-wrap:wrap;gap:8px;list-style:none;padding:0;margin:0}
.home-page #experience-file-list li{display:flex;align-items:center;gap:8px;max-width:100%;padding:5px 8px 5px 11px;border:1px solid #e0eaf6;border-radius:6px;background:#f6faff;font-size:12px;color:#58748f}
.home-page #experience-file-list li>span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:240px;min-width:0}
.home-page #experience-file-list button{padding:2px 6px;border:0;background:transparent;color:#7d94ac;font-size:18px;cursor:pointer;flex-shrink:0}
.home-page #experience-file-status{margin-top:8px;font-size:11px;line-height:1.6;color:#8a9db1}
@media(max-width:480px){.home-page .experience-compose-bottom{flex-wrap:wrap}.home-page .experience-compose-actions{margin-left:auto}}

/* Centered first-screen calls to action, matching the supplied reference. */
.home-page .hero-cta-actions{display:flex;align-items:center;justify-content:center;gap:clamp(24px,6vw,100px);margin-top:clamp(24px,4vh,48px);width:100%}
.home-page .hero-cta-actions>button{display:inline-flex;align-items:center;justify-content:center;gap:12px;width:clamp(160px,16vw,220px);min-height:clamp(48px,4.5vw,60px);padding:10px 22px;border-radius:999px;font-size:clamp(17px,1.6vw,23px);font-weight:400;line-height:1.4;cursor:pointer;transition:filter .18s,box-shadow .18s}
.home-page .hero-demo-cta{border:1px solid transparent;color:#fff;background:linear-gradient(105deg,#398fff,#00ccdf)}
.home-page .hero-demo-cta>span{display:grid;place-items:center;width:32px;height:32px;border-radius:50%;background:#fff;color:#0098f7;flex-shrink:0}
.home-page .hero-demo-cta svg{display:block}
.home-page .hero-beta-cta{border:1px solid transparent;color:#507696;background:linear-gradient(#fff,#fff) padding-box,linear-gradient(105deg,#087bff,#00ccdf) border-box}
.home-page .hero-cta-actions>button:hover{filter:brightness(.97);box-shadow:0 5px 16px #167edd12}
@media(max-width:480px){.home-page .hero-cta-actions{gap:14px}.home-page .hero-cta-actions>button{width:auto;flex:1;min-width:0;padding:10px 12px;font-size:16px;gap:8px}.home-page .hero-demo-cta>span{width:26px;height:26px}.home-page .hero-demo-cta svg{width:18px;height:18px}}
@media(prefers-reduced-motion:reduce){.home-page .hero-cta-actions>button{transition:none}}

/* Smaller, balanced first-screen actions. */
.home-page .hero-cta-actions{gap:clamp(22px,4vw,64px);margin-top:clamp(22px,3.2vh,36px)}
.home-page .hero-cta-actions>button{width:clamp(144px,14vw,190px);min-height:44px;padding:9px 18px;font-size:clamp(16px,1.35vw,20px);gap:10px}
.home-page .hero-demo-cta>span{width:27px;height:27px}
.home-page .hero-demo-cta svg{width:19px;height:19px}
@media(max-width:480px){.home-page .hero-cta-actions{gap:14px}.home-page .hero-cta-actions>button{width:auto;font-size:15px;min-height:42px;padding:8px 12px}.home-page .hero-demo-cta>span{width:24px;height:24px}}

/* More breathing room above and between the hero actions. */
.home-page .hero-cta-actions{margin-top:clamp(38px,5vh,58px);gap:clamp(40px,6vw,96px)}
@media(max-width:480px){.home-page .hero-cta-actions{margin-top:34px;gap:24px}}

/* Match the marketplace headline's blue-to-cyan text gradient. */
.home-page .experience-heading .home-brand-title em{background:linear-gradient(100deg,#087bff,#00b7d2);background-clip:text;-webkit-background-clip:text;color:transparent;-webkit-text-fill-color:transparent}
@media(forced-colors:active){.home-page .experience-heading .home-brand-title em{animation:none;background:none;color:CanvasText;-webkit-text-fill-color:CanvasText}}

.home-page #experience-shuffle{display:inline-flex;align-items:center;justify-content:center;gap:6px}.home-page #experience-shuffle .shuffle-refresh-icon{display:block;flex-shrink:0}

.home-page #experience-shuffle{padding:6px 9px;border-radius:7px;transition:background-color .16s,color .16s,transform .12s}
.home-page #experience-shuffle:hover{background:#e4f0ff;color:#087bff}
.home-page #experience-shuffle:active{background:#d5e8ff;color:#0669d7;transform:scale(.95)}
.home-page #experience-shuffle:focus-visible{outline:2px solid #087bff;outline-offset:3px}
@media(prefers-reduced-motion:reduce){.home-page #experience-shuffle{transition:none}.home-page #experience-shuffle:active{transform:none}}

/* A more compact homepage conversation composer. */
.home-page .experience-mode{padding:calc(12 * var(--hero-unit)) calc(22 * var(--hero-unit))}
.home-page .experience-shell form{padding:calc(13 * var(--hero-unit)) calc(22 * var(--hero-unit)) calc(14 * var(--hero-unit))}
.home-page .experience-shell textarea{height:calc(80 * var(--hero-unit));min-height:calc(80 * var(--hero-unit))}
.home-page .experience-compose-bottom{margin-top:calc(10 * var(--hero-unit))}
@media(max-width:600px){.home-page .experience-mode{padding:11px 14px}.home-page .experience-shell form{padding:12px 14px}.home-page .experience-shell textarea{height:90px;min-height:90px}.home-page .experience-compose-bottom{margin-top:10px}}

/* Space the three hero blocks evenly and center the composition. */
.home-page .experience-hero{justify-content:center;align-items:center;row-gap:clamp(36px,5.5dvh,68px)}
.home-page .experience-hero>.experience-heading,.home-page .experience-hero>.experience-shell,.home-page .experience-hero>.experience-suggestions{margin-top:0;margin-bottom:0}
@media(max-width:700px){.home-page .experience-hero{row-gap:32px}}
@media(max-height:650px) and (min-width:701px){.home-page .experience-hero{row-gap:30px}}

/* Quiet model brand row within the homepage banner. */
.home-page .hero-models{width:100%;margin-top:26px;padding-top:20px;border-top:1px solid #bdd6e64d;text-align:center}
.home-page .hero-models>p{margin:0 0 15px;font-size:11px;font-weight:400;letter-spacing:1px;color:#70869b}
.home-page .hero-models ul{display:flex;align-items:center;justify-content:center;flex-wrap:wrap;gap:18px clamp(24px,4vw,58px);list-style:none;padding:0;margin:0}
.home-page .hero-models li{display:flex;align-items:center;justify-content:center;gap:9px;color:#52677d;font-size:15px;font-weight:500;line-height:1.4;white-space:nowrap}
.home-page .hero-models img{display:block;width:26px;height:26px;object-fit:contain;opacity:.65}
@media(max-width:700px){.home-page .hero-models{margin-top:24px;padding-top:18px}.home-page .hero-models ul{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px 10px}.home-page .hero-models li{font-size:12px;gap:6px}.home-page .hero-models img{width:22px;height:22px}}
@media(max-width:360px){.home-page .hero-models li{font-size:11px;gap:4px}.home-page .hero-models img{width:20px;height:20px}}

/* Eight model marks, aligned in two balanced rows. */
.home-page .hero-models ul{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:22px 18px;max-width:780px;margin:0 auto}
@media(max-width:700px){.home-page .hero-models ul{grid-template-columns:repeat(3,minmax(0,1fr));gap:18px 10px}}

@media(max-width:700px){.home-page .hero-models ul{grid-template-columns:repeat(4,minmax(0,1fr));gap:18px 8px}.home-page .hero-models li{flex-direction:column;gap:7px}}

/* Six remaining model marks: one desktop row, two mobile rows. */
.home-page .hero-models ul{grid-template-columns:repeat(6,minmax(0,1fr));max-width:980px}
@media(max-width:700px){.home-page .hero-models ul{grid-template-columns:repeat(3,minmax(0,1fr))}.home-page .hero-models li{flex-direction:row;gap:6px}}
/* Clear, stable typography for the homepage composer and scenario suggestions. */
.home-page .experience-heading>p{color:#50677f;font-size:clamp(16px,1.15vw,19px);line-height:1.8;font-weight:400}
.home-page .experience-shell textarea{font-size:16px;line-height:1.85;color:#2e465f;font-weight:400}
.home-page .experience-shell textarea::placeholder{font-size:16px;line-height:1.85;color:#637b92;opacity:1;font-weight:400}
.home-page .experience-compose-bottom>span{font-size:13px;line-height:1.7;color:#5e768d}
.home-page #experience-attach{color:#507391}
.home-page #experience-send{font-size:15px;font-weight:500}
.home-page #experience-send:disabled{color:#647a91;background:#eaf0f6}
.home-page .experience-suggestions-heading{font-size:14px;line-height:1.7;color:#4f6b85;font-weight:500}
.home-page #experience-shuffle{font-size:14px;color:#2d4e6c;font-weight:500}
.home-page #experience-prompts button{background:#fff;border-color:#d5e3ef;padding:18px;gap:10px}
.home-page #experience-prompts strong{font-size:16px;line-height:1.5;color:#2d4e6c;font-weight:600}
.home-page #experience-prompts span{font-size:14px;line-height:1.8;color:#566f86;font-weight:400}
@media(max-width:700px){
 .home-page .experience-heading>p{font-size:15px}
 .home-page .experience-compose-bottom>span{font-size:12px}
 .home-page #experience-prompts button{padding:15px 13px}
 .home-page #experience-prompts strong{font-size:15px}
 .home-page #experience-prompts span{font-size:13px}
 .home-page .experience-suggestions-heading,.home-page #experience-shuffle{font-size:13px}
}
.home-page #experience-prompts span{text-wrap:balance}
/* Brand-blue border with a hover-only, softly breathing halo. */
.home-page .experience-shell{
 position:relative;isolation:isolate;overflow:visible;border:1px solid #087bff;
 background:#fff;box-shadow:none;animation:none;
 transition:border-color .5s ease;
}
.home-page .experience-shell::before{content:"";position:absolute;inset:0;border-radius:inherit;background:#fff;z-index:-1;pointer-events:none}
.home-page .experience-mode{border-radius:inherit;border-bottom-left-radius:0;border-bottom-right-radius:0}
.home-page .experience-shell>.composer-edge-glow{position:absolute;inset:0;border-radius:inherit;pointer-events:none;z-index:-2;opacity:0;transition:opacity .55s ease;will-change:opacity}
.home-page .composer-edge-glow::before,.home-page .composer-edge-glow::after{content:"";position:absolute;inset:0;border-radius:inherit;pointer-events:none;background:transparent}
/* A defined edge light and a wider atmospheric layer share one rhythm. */
.home-page .composer-edge-glow::before{box-shadow:0 0 0 1px #56a9ff55,0 0 10px 2px #3899ff38,0 0 24px 4px #65b9fa26;opacity:.35}
.home-page .composer-edge-glow::after{box-shadow:0 6px 38px 7px #87cbf52c,0 0 52px 5px #badff61c;opacity:.2}
.home-page .experience-shell:focus-within{border-color:#087bff;box-shadow:none}
@media(hover:hover) and (pointer:fine){
 .home-page .experience-shell:hover{border-color:#087bff;box-shadow:none}
 .home-page .experience-shell:hover>.composer-edge-glow{opacity:1}
}
@media(prefers-reduced-motion:no-preference){
 .home-page .composer-edge-glow::before{animation:kimpo-blue-breathe 3.8s cubic-bezier(.4,0,.6,1) infinite}
 .home-page .composer-edge-glow::after{animation:kimpo-blue-breathe-soft 3.8s cubic-bezier(.4,0,.6,1) infinite}
}
@keyframes kimpo-blue-breathe{0%,100%{opacity:.18}50%{opacity:1}}
@keyframes kimpo-blue-breathe-soft{0%,100%{opacity:.12}50%{opacity:.8}}
@media(prefers-reduced-motion:reduce){.home-page .experience-shell,.home-page .composer-edge-glow{transition:none}}
@media(forced-colors:active){.home-page .experience-shell{border-color:CanvasText}.home-page .experience-shell:hover{border-color:Highlight}.home-page .composer-edge-glow{display:none}}

/* Attachment tooltip, contained inside the composer. */
.home-page #experience-attach{position:relative}
.home-page #experience-attach::after{content:attr(data-tooltip);position:absolute;bottom:calc(100% + 8px);left:50%;transform:translateX(-50%) translateY(3px);padding:7px 10px;border-radius:6px;background:#29445e;color:#fff;font-size:12px;font-weight:400;line-height:1.4;white-space:nowrap;pointer-events:none;opacity:0;visibility:hidden;transition:opacity .15s ease,transform .15s ease;z-index:5}
.home-page #experience-attach:hover::after,.home-page #experience-attach:focus-visible::after{opacity:1;visibility:visible;transform:translateX(-50%) translateY(0)}
@media(prefers-reduced-motion:reduce){.home-page #experience-attach::after{transition:none}}
/* Scenario cards respond gently without shifting neighbouring content. */
.home-page #experience-prompts button{transition:transform .25s cubic-bezier(.22,1,.36,1),box-shadow .25s ease,border-color .25s ease,background-color .25s ease}
.home-page #experience-prompts strong{transition:color .25s ease}
@media(hover:hover) and (pointer:fine){
 .home-page #experience-prompts button:hover{transform:translateY(-4px);background:#fafdff;border-color:#91c5f7;box-shadow:0 10px 24px rgba(59,121,177,.13)}
 .home-page #experience-prompts button:hover strong{color:#087bdf}
 .home-page #experience-prompts button:active{transform:translateY(-1px);box-shadow:0 4px 12px rgba(59,121,177,.1)}
}
.home-page #experience-prompts button:focus-visible{outline:2px solid #248be8;outline-offset:3px;background:#f5faff}
@media(prefers-reduced-motion:reduce){.home-page #experience-prompts button,.home-page #experience-prompts strong{transition:none}.home-page #experience-prompts button:hover,.home-page #experience-prompts button:active{transform:none}}
/* Blue and cyan light glides across the brand headline. */
.home-page .experience-heading .home-brand-title em{
 background-image:linear-gradient(90deg,#1685f8 0%,#7464e8 16%,#c65bcf 30%,#e66d99 40%,#ed8960 50%,#e66d99 60%,#c65bcf 70%,#7464e8 84%,#1685f8 100%);
 background-size:200% 100%;background-position:0% 50%;
 background-clip:text;-webkit-background-clip:text;color:transparent;-webkit-text-fill-color:transparent;
 animation:kimpo-brand-shimmer 6s linear infinite;filter:none;
}
@keyframes kimpo-brand-shimmer{from{background-position:0% 50%}to{background-position:-200% 50%}}
@media(prefers-reduced-motion:reduce){.home-page .experience-heading .home-brand-title em{animation:none;background:linear-gradient(100deg,#1685f8,#7464e8 35%,#c65bcf 65%,#ed8960);background-clip:text;-webkit-background-clip:text}}
@media(forced-colors:active){.home-page .experience-heading .home-brand-title em{animation:none;background:none;color:CanvasText;-webkit-text-fill-color:CanvasText}}

/* A deeper blue wash behind the homepage banner. */
.home-page .experience-hero{background:radial-gradient(ellipse at 75% 58%,#edf8ff33,transparent 65%),linear-gradient(135deg,#fbfdff,#f5faff)}
/* Public V5 content remains readable at narrow viewports; diagrams have their own scroll area. */
.chat-locale{max-width:130px;padding:5px;border:1px solid #dce3ed;border-radius:6px;background:white}.chat-attachments{padding:12px 16px;border-top:1px solid #e1e7ef;max-height:240px;overflow:auto;font-size:13px}.chat-attachment-block{white-space:pre-wrap;overflow-wrap:anywhere;max-height:140px;overflow:auto;padding:8px;background:#f6f8fc}.chat-attachment-warning{color:#8b5618}.chat-questions label{display:block;margin:8px 0}.chat-questions textarea{width:100%;box-sizing:border-box}.chat-mobile-panels{min-width:0}@media(max-width:600px){.chat-attachments{max-height:200px}}
/* The public website has one current experience, with no conversation-management column. */
.experience-continue[hidden]{display:none}
/* 自建滑块人机验证（Cloud 出题判定）：拼图块随滑块水平移动，对准缺口后松开或回车提交。 */
.kai-slider{width:min(360px,calc(100vw - 32px));box-sizing:border-box;padding:20px;border:1px solid var(--kai-line);border-radius:var(--kai-radius-card,9px);background:var(--kai-surface);color:var(--kai-ink);box-shadow:var(--kai-shadow-emphasis,0 12px 32px rgb(0 0 0 / .18))}
.kai-slider::backdrop{background:rgb(0 0 0 / .4)}
.kai-slider__title{margin:0 0 12px;font-size:16px;font-weight:600}
/* I-1393：滑块标题下的用途说明 */
.kai-slider__title:has(+.kai-slider__desc){margin-bottom:4px}
.kai-slider__desc{margin:0 0 12px;font-size:13px;line-height:1.5;color:var(--kai-muted)}
.kai-slider__stage{position:relative;width:100%;margin:0 auto;overflow:hidden;border-radius:var(--kai-radius-control,6px);background:var(--kai-surface-2)}
.kai-slider__bg{display:block;width:100%;height:100%;user-select:none;-webkit-user-drag:none}
.kai-slider__tile{position:absolute;left:0;height:auto;pointer-events:none;user-select:none;filter:drop-shadow(0 1px 3px rgb(0 0 0 / .35))}
.kai-slider__range{display:block;width:100%;margin:14px auto 0;accent-color:var(--kai-primary);cursor:grab}
.kai-slider__range:active{cursor:grabbing}
.kai-slider__range:focus-visible{outline:2px solid var(--kai-primary);outline-offset:3px}
.kai-slider__status{min-height:1.5em;margin:10px 0 0;font-size:13px;color:var(--kai-muted)}
.kai-slider__actions{display:flex;justify-content:flex-end;gap:8px;margin-top:14px}
@media (prefers-reduced-motion:reduce){.kai-slider::backdrop{transition:none}}

/* I-1393：输入框剩余字数（首页 / 对话窗）与对话窗验证预告 */
.experience-count{font-size:12px;line-height:1.5;color:#7b8ea3;white-space:nowrap}
.wb-composer__count{font-size:12px;color:#999;white-space:nowrap;margin-right:4px;align-self:center}
.wb-composer__toolbar-hint.kai-verify-due{color:#c2410c}

/* I-1394 / WD-24：首页输入框下方的单体验说明（小号次要色，随输入框内边距对齐，窄屏缩小字号） */
.experience-boundary-note{margin:0;padding:0 22px 14px;color:#7b8ea3;font-size:12px;line-height:1.6;text-align:left}
@media(max-width:700px){.experience-boundary-note{padding:0 15px 12px;font-size:11px}}
/* I-1394 / WD-26：对话窗底部的关闭确认条（白底、顶部灰描边，按钮沿用 kai-btn；覆盖在输入区之上） */
.kai-shell .kai-close-confirm{position:absolute;left:0;right:0;bottom:0;z-index:30;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:14px 20px;background:#fff;border-top:1px solid #e0e0e6;box-shadow:0 -6px 18px rgba(46,51,56,.08)}
.kai-shell .kai-close-confirm[hidden]{display:none}
.kai-shell .kai-close-confirm__text{min-width:0}
.kai-shell .kai-close-confirm__title{margin:0 0 4px;font-size:14px;font-weight:600;line-height:1.4;color:#333639}
.kai-shell .kai-close-confirm__desc{margin:0;font-size:12px;line-height:1.6;color:#666}
.kai-shell .kai-close-confirm__actions{display:flex;flex:none;gap:8px}
@media(max-width:600px){.kai-shell .kai-close-confirm{flex-direction:column;align-items:stretch;gap:10px;padding:12px 14px}.kai-shell .kai-close-confirm__actions{justify-content:flex-end}}