:root{--surface:#10151c;--surface-soft:#141b24;--ink:#efeee9;--secondary:#aab6c6;--highlight:#b7cde8;--brand-logo:black;--glass:#10151cd9;--theme-border:#ffffff25}
:root[data-theme=human]{--bg:#f4f0e8;--text:#302b25;--muted:#756c61;--line:#49392526;--accent:#a35b40;--surface:#ebe3d7;--surface-soft:#faf7f1;--ink:#302b25;--secondary:#6e6256;--highlight:#955035;--glass:#f6f1e5e8;--theme-border:#69513c30;color-scheme:light}
:root[data-theme=vivid]{--bg:#eef6f3;--text:#142e38;--muted:#526c70;--line:#17596a26;--accent:#006d83;--surface:#dceee9;--surface-soft:#f7fcfa;--ink:#142e38;--secondary:#405e67;--highlight:#006d83;--glass:#eef8f3e8;--theme-border:#125a6c30;color-scheme:light}
.logo .mark{position:relative;display:block;width:42px;height:42px;flex:0 0 42px}.brand-symbol{width:100%;height:100%;object-fit:contain;display:block}.logo-black{display:none}html[data-theme=human] .logo-white,html[data-theme=vivid] .logo-white{display:none}html[data-theme=human] .logo-black,html[data-theme=vivid] .logo-black{display:block}.deck-top>span{display:flex;align-items:center;gap:12px}.deck-brand-symbol{width:32px;height:32px;display:inline-block}.appearance-toggle{position:fixed;bottom:22px;right:24px;z-index:25;padding:12px 18px;border:1px solid var(--theme-border);border-radius:30px;background:var(--glass);color:var(--ink);backdrop-filter:blur(20px);box-shadow:0 5px 25px #0002;font-size:12px}.presenting .appearance-toggle{display:none}#appearance-dialog{width:min(760px,94vw);background:var(--bg);color:var(--text);border:1px solid var(--theme-border);padding:35px;border-radius:16px;max-height:90dvh;overflow:auto}#appearance-dialog::backdrop,#mobile-preview-dialog::backdrop{background:#060c168c;backdrop-filter:blur(14px)}.appearance-close{position:absolute;right:18px;top:16px;border:0;background:none;color:var(--text);font-size:20px}#appearance-dialog h2{font-size:30px}.appearance-note{font-size:13px;color:var(--secondary);line-height:1.8}.theme-options{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin:28px 0}.theme-options>button{padding:12px;text-align:left;background:var(--surface-soft);border:1px solid var(--theme-border);border-radius:8px;color:var(--text)}.theme-options>button[aria-pressed=true]{outline:2px solid var(--accent);outline-offset:3px}.theme-swatch{display:block;height:75px;border-radius:4px;margin-bottom:15px}.swatch-dark{background:linear-gradient(120deg,#10151c 55%,#788eae)}.swatch-human{background:linear-gradient(120deg,#e6dac6 55%,#ae6548)}.swatch-vivid{background:linear-gradient(120deg,#076e83 45%,#b7e966)}.theme-options strong{font-size:14px;font-weight:500}.theme-options small{display:block;color:var(--secondary);font-size:11px;margin-top:8px}.preview-action{display:flex;align-items:center;justify-content:space-between;gap:20px;border-top:1px solid var(--theme-border);padding-top:20px}.preview-action h3{font-size:18px}.preview-action p{font-size:12px;color:var(--secondary);line-height:1.8}.open-mobile-preview{white-space:nowrap;background:var(--accent);color:var(--bg);border:0;padding:14px 18px;border-radius:5px;font-size:12px}#mobile-preview-dialog{padding:18px 22px 22px;border:1px solid #ffffff30;border-radius:20px;background:#20262d;color:#f3f4f4;max-width:98vw;max-height:96dvh;width:450px;overflow:auto}.mobile-preview-bar{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px;font-size:12px}.mobile-preview-bar button{background:none;border:0;color:inherit;font-size:12px}.phone-shell{width:390px;max-width:100%;height:min(760px,79dvh);border-radius:24px;overflow:hidden;background:var(--bg);margin:auto;border:1px solid #ffffff35}.mobile-frame{width:100%;height:100%;border:0;display:block}.inside-mobile-preview .appearance-toggle{display:none}
html[data-theme=human] header,html[data-theme=vivid] header{background:var(--glass);border-color:var(--line)}html[data-theme=human] nav,html[data-theme=vivid] nav{color:var(--ink)}html[data-theme=human] nav a:hover,html[data-theme=vivid] nav a:hover{color:var(--highlight)}
html[data-theme=human] .hero-photo{filter:grayscale(.65) brightness(1.1);opacity:.25}html[data-theme=vivid] .hero-photo{filter:grayscale(.4) brightness(1.2);opacity:.25}html[data-theme=human] .hero:after,html[data-theme=vivid] .hero:after{background:linear-gradient(90deg,var(--bg) 0%,transparent 100%),linear-gradient(0deg,var(--bg),transparent 85%)}
html[data-theme=human] :is(.hero-copy,.lead,.business-intro,.module-layout p,.service-grid p,.business-steps p,.hotel-heading>p,.hotel-flow p,.hotel-outcome>p,.cooperation-copy>p,.cooperation-value p,.history-line p,.origin-columns p,.capability-map-grid p,.delivery-steps p,.directory-grid p,.video-grid article>p,.brain-grid p,.agent-text>p,.agent-text li,.op-steps p,.case-grid p,.appearance-note),html[data-theme=vivid] :is(.hero-copy,.lead,.business-intro,.module-layout p,.service-grid p,.business-steps p,.hotel-heading>p,.hotel-flow p,.hotel-outcome>p,.cooperation-copy>p,.cooperation-value p,.history-line p,.origin-columns p,.capability-map-grid p,.delivery-steps p,.directory-grid p,.video-grid article>p,.brain-grid p,.agent-text>p,.agent-text li,.op-steps p,.case-grid p,.appearance-note){color:var(--secondary)}
html[data-theme=human] :is(.eyebrow,.text-link,.key-message,.history-line strong,.capability-map-grid a,.detail-hero h2,.module-layout h3,.module-value small,.module-heading>span,.module-nav>a,.detail-facts,.detail-facts a,.hotel-heading h3 span,.hotel-flow span,.hotel-flow small,.cooperation-value small,.directory-grid b,.directory-grid span,.service-grid small,.official-source a,.backlink,.hero-bottom,.chapter-links span),html[data-theme=vivid] :is(.eyebrow,.text-link,.key-message,.history-line strong,.capability-map-grid a,.detail-hero h2,.module-layout h3,.module-value small,.module-heading>span,.module-nav>a,.detail-facts,.detail-facts a,.hotel-heading h3 span,.hotel-flow span,.hotel-flow small,.cooperation-value small,.directory-grid b,.directory-grid span,.service-grid small,.official-source a,.backlink,.hero-bottom,.chapter-links span){color:var(--highlight)}
html[data-theme=human] :is(.agent-panel,.simple-brain,.brain,.closing,.hotel-spotlight,.cooperation-card,.directory-grid>a,.screenshot,.service-grid article,.origin-columns article,.capability-map-grid article,.module-layout ol li,.delivery-steps article),html[data-theme=vivid] :is(.agent-panel,.simple-brain,.brain,.closing,.hotel-spotlight,.cooperation-card,.directory-grid>a,.screenshot,.service-grid article,.origin-columns article,.capability-map-grid article,.module-layout ol li,.delivery-steps article){background:var(--surface-soft);border-color:var(--theme-border)}
html[data-theme=human] :is(.agent-tabs button,.official-filters button,.module-layout ol li,.workflow,.screenshot>span,.visual-caption,.inline-video figcaption,.official-source,.story-opening figcaption),html[data-theme=vivid] :is(.agent-tabs button,.official-filters button,.module-layout ol li,.workflow,.screenshot>span,.visual-caption,.inline-video figcaption,.official-source,.story-opening figcaption){color:var(--secondary)}html[data-theme=human] .agent-tabs button[aria-selected=true],html[data-theme=vivid] .agent-tabs button[aria-selected=true]{color:var(--highlight);background:var(--surface);border-color:var(--accent)}
html[data-theme=human] :is(.button.light,.presentation-start,.official-filters button.active),html[data-theme=vivid] :is(.button.light,.presentation-start,.official-filters button.active){background:var(--accent);color:#fff;border-color:var(--accent)}html[data-theme=vivid] .presentation-start{background:#c5eb68;color:#14343c;border-color:#9bca42}
html[data-theme=human] :is(.presentation-menu,.nav-cta,.live-demo-link,.chapter-links a),html[data-theme=vivid] :is(.presentation-menu,.nav-cta,.live-demo-link,.chapter-links a){color:var(--highlight);background:var(--surface-soft);border-color:var(--theme-border)}
html[data-theme=human] :is(#chapter-dialog,#image-dialog),html[data-theme=vivid] :is(#chapter-dialog,#image-dialog){background:var(--bg);color:var(--ink);border-color:var(--theme-border)}html[data-theme=human] #slide-deck,html[data-theme=vivid] #slide-deck{background:radial-gradient(ellipse at 95% 15%,var(--surface),transparent 70%),var(--bg);color:var(--ink)}html[data-theme=human] :is(.deck-top,.deck-bottom),html[data-theme=vivid] :is(.deck-top,.deck-bottom){border-color:var(--theme-border)}html[data-theme=human] :is(.deck-top button,.deck-bottom button,.deck-bottom select,.deck-actions a),html[data-theme=vivid] :is(.deck-top button,.deck-bottom button,.deck-bottom select,.deck-actions a){background:var(--surface-soft);color:var(--ink);border-color:var(--theme-border)}html[data-theme=human] .deck-actions a:first-child,html[data-theme=vivid] .deck-actions a:first-child{background:var(--accent);color:#fff}html[data-theme=human] :is(.deck-stage h2,.deck-kicker,.deck-help),html[data-theme=vivid] :is(.deck-stage h2,.deck-kicker,.deck-help){color:var(--highlight)}html[data-theme=human] .deck-stage p:not(.deck-kicker),html[data-theme=vivid] .deck-stage p:not(.deck-kicker){color:var(--secondary)}html[data-theme=human] .deck-bottom option,html[data-theme=vivid] .deck-bottom option{background:var(--bg);color:var(--ink)}html[data-theme=human] .deck-progress,html[data-theme=vivid] .deck-progress{background:var(--accent)}
@media(max-width:600px){header{padding:0 5%;gap:10px}.logo{font-size:16px;letter-spacing:1px;gap:8px}.logo .mark{width:34px;height:34px;flex-basis:34px}.logo small{font-size:6px;letter-spacing:1.7px}.presentation-start{margin-left:auto!important;font-size:11px}.menu{display:none!important}.appearance-toggle{bottom:14px;right:14px;padding:11px 14px;font-size:11px}.hero-content{padding-top:145px}.hero h1{font-size:47px}.hero-copy br{display:none}.facts{gap:16px}.facts strong{font-size:30px}.facts small{font-size:10px}.agent-panel{grid-template-columns:1fr}.agent-text{padding:25px}.agent-visual{padding-bottom:42px}.scene-info{background:#0b1018e8;color:#f1f4f6}.workflow{line-height:1.8}.detail-facts{line-height:1.8}.detail-facts a{max-width:100%;overflow-wrap:anywhere}.deck-bottom select{max-width:210px}.theme-options{gap:8px}.theme-options>button{padding:9px}.theme-options small{font-size:9px;line-height:1.6}.theme-options strong{font-size:12px}.theme-swatch{height:58px}#appearance-dialog{padding:28px 20px}#appearance-dialog h2{font-size:25px}.preview-action{display:block}.open-mobile-preview{width:100%;margin-top:12px}#mobile-preview-dialog{padding:16px 10px}footer{padding-bottom:80px}}
html[data-theme=human] .scene-info,html[data-theme=vivid] .scene-info{background:var(--glass);color:var(--ink);border-color:var(--theme-border)}html[data-theme=human] .scene-info p,html[data-theme=vivid] .scene-info p{color:var(--secondary)}html[data-theme=human] .tags span,html[data-theme=vivid] .tags span{color:var(--highlight);border-color:var(--theme-border);background:var(--surface)}
@media(max-width:600px){.presentation-menu{display:block;font-size:0;padding:10px 12px}.presentation-menu:after{content:'目录';font-size:11px}.presentation-start{margin-left:0!important}header .logo{margin-right:auto}.brain-grid{min-width:0}.detail-page header .logo{font-size:15px}}