:root{--tb-bg: var(--color-bg-subtle);--tb-border: var(--color-border);--tb-border-strong: var(--color-border-strong);--tb-shadow: var(--shadow-topbar);--tb-radius-sm: 4px;--tb-radius: 6px;--tb-focus: var(--color-focus-ring);--tb-gap-sm: 6px;--tb-gap: 12px;--tb-font: "Segoe UI", system-ui, Arial, sans-serif;--tb-accent: var(--color-accent);--tb-accent-bg: var(--color-accent-soft);--tb-btn-bg: var(--color-btn-bg);--tb-btn-hover: var(--color-btn-bg-hover);--tb-btn-active: var(--color-btn-bg-active)}.topbar{position:fixed;top:0;left:0;right:0;display:grid;grid-template-columns:78px 1fr;grid-template-rows:38px 54px;padding:8px 18px 10px 16px;background:radial-gradient(circle at 34px 30px,#fff1b4,#fff3c2 16%,#fff7da 30%,#fff 55%),linear-gradient(to right,#fff,#f7f8fa 28%,#f0f2f5,#e6e9ed 82%,#dee2e7);border-bottom:1px solid var(--tb-border);box-shadow:var(--shadow-topbar);font-family:var(--tb-font);font-size:14.5px;line-height:1.25;gap:6px 14px;z-index:100;box-sizing:border-box;-webkit-user-select:none;user-select:none}.topbar-row-primary{display:flex;align-items:center;gap:var(--tb-gap)}.topbar-row-controls{display:flex;align-items:center;gap:18px;overflow-x:auto;overflow-y:hidden;padding-right:8px}.topbar-row-controls::-webkit-scrollbar{height:8px}.topbar-row-controls::-webkit-scrollbar-track{background:transparent}.topbar-row-controls::-webkit-scrollbar-thumb{background:var(--color-scrollbar-thumb);border-radius:4px}.tb-logo-box{display:flex;align-items:center;justify-content:center;grid-row:1 / span 2;padding:4px 6px}.tb-logo-box img{max-height:64px;max-width:56px;object-fit:contain;filter:drop-shadow(0 1px 2px rgba(0,0,0,.18)) drop-shadow(0 0 6px rgba(255,226,135,.85)) brightness(1.03)}.tb-logo-box:after{content:"";position:absolute;width:110px;height:110px;top:-18px;left:-16px;pointer-events:none;background:radial-gradient(circle at 38px 40px,#ffeba08c,#ffeba059 32%,#ffeba01f 60%,#ffeba000 80%);mix-blend-mode:screen}.tb-name-input{flex:1;padding:4px 4px 4px 2px;border:none;background:transparent;font-size:20px;font-weight:500;letter-spacing:.25px;border-radius:0;border-bottom:2px solid transparent;transition:border-color .18s,box-shadow .18s}.tb-name-input:focus{outline:none;border-bottom-color:var(--tb-accent);box-shadow:0 4px 10px -6px #e2b50073}.tb-name-input::placeholder{color:var(--color-text-placeholder);font-weight:400}.tb-editor-title{opacity:.9;color:var(--brand-grey-800);font-size:20px;font-weight:600}.tb-export-wrapper{position:relative}.tb-export-btn.tb-active{background:var(--tb-accent-bg);border-color:var(--tb-accent)}.tb-export-menu{background:var(--color-bg-surface);border:1px solid var(--tb-border-strong);box-shadow:var(--shadow-popover);border-radius:6px;padding:6px;display:flex;flex-direction:column;min-width:190px;z-index:10000;pointer-events:auto}.tb-export-item{background:transparent;border:none;text-align:left;padding:8px 10px;font:500 13px/1.2 var(--tb-font);border-radius:4px;cursor:pointer;color:var(--brand-grey-800)}.tb-export-item:hover{background:var(--tb-btn-hover)}.tb-export-item:active{background:var(--tb-btn-active)}.tb-btn{padding:6px 12px;background:var(--tb-btn-bg);border:1px solid var(--tb-border-strong);border-radius:var(--tb-radius-sm);font:500 13px/1 var(--tb-font);cursor:pointer;display:inline-flex;align-items:center;justify-content:center;gap:6px;transition:background .16s,box-shadow .16s,border-color .16s,transform .14s;position:relative;color:var(--brand-grey-900)}.tb-btn:hover:not(:disabled){background:var(--tb-btn-hover)}.tb-btn:active:not(:disabled){background:var(--tb-btn-active);transform:translateY(1px)}.tb-btn:disabled{opacity:.45;cursor:not-allowed}.tb-btn:focus-visible{outline:none;box-shadow:var(--tb-focus)}.tb-icon-btn{width:34px;height:34px;padding:0}.tb-group{display:flex;align-items:center;gap:10px;position:relative}.tb-group+.tb-group{padding-left:14px}.tb-group+.tb-group:before{content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);width:1px;height:26px;background:var(--tb-border)}.tb-mode-btn{min-width:60px;padding:5px 12px}.tb-mode-btn.tb-active{background:var(--tb-accent-bg);border-color:var(--tb-accent);color:var(--color-accent-ink);box-shadow:0 0 0 1px #e2b50066}.tb-mode-btn.tb-active:hover{background:var(--tb-accent-bg)}.tb-select,.tb-input-num,.tb-range{border:1px solid var(--tb-border-strong);background:var(--color-bg-surface);border-radius:var(--tb-radius-sm);padding:4px 6px;font:500 13px/1 var(--tb-font);box-sizing:border-box}.tb-select:focus,.tb-input-num:focus{outline:none;border-color:var(--tb-accent);box-shadow:var(--tb-focus)}.tb-range{height:6px;accent-color:var(--tb-accent)}.tb-range:focus{outline:none}.tb-label{display:flex;align-items:center;gap:6px;font-weight:500}.topbar-row-controls{position:relative}.topbar-row-controls.tb-scrollable:after{content:"";position:absolute;right:0;top:0;bottom:0;width:34px;pointer-events:none;background:linear-gradient(to right,rgba(247,248,250,0),var(--tb-bg))}.tb-w-num{width:70px}.tb-zoom-value{width:42px;text-align:right;font-variant-numeric:tabular-nums;font-weight:500}.tb-reset{font-weight:600;letter-spacing:.3px}@media (max-width: 900px){.topbar{grid-template-rows:auto auto}.tb-name-input{min-width:160px}}@media (max-width: 680px){.topbar{padding:6px 10px 8px;gap:4px 10px}.topbar-row-controls{gap:12px}.tb-group+.tb-group{padding-left:10px}.tb-group+.tb-group:before{height:20px}.tb-group-grid-size{display:none}.tb-range{width:90px!important}.tb-logo-box img{max-height:50px;max-width:48px}.tb-editor-title{display:none}}@media (max-width: 520px){.tb-name-input{font-size:16px}.tb-mode-label{display:none}.tb-mode-btn{min-width:50px;padding:5px 8px}.tb-zoom-value{display:none}}:root{--landing-gap: 34px;--landing-radius-sm: 6px;--landing-radius-md: 10px;--landing-radius-lg: 14px;--site-topbar-height: 110px}html,body,#root{height:auto;min-height:100%;overflow-y:auto!important;overflow-x:hidden}body{margin:0;background:var(--gradient-landing-page)}.page-wrapper{background:var(--gradient-landing-page);padding:var(--site-topbar-height) 18px 0;min-height:100vh;box-sizing:border-box;overflow-x:clip}.topbar.landing-topbar{display:flex;align-items:center;gap:26px;height:var(--site-topbar-height);padding:8px 22px 10px 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a{text-decoration:none;font-size:.72rem;letter-spacing:.09em;text-transform:uppercase;font-weight:600;background:var(--color-stem-blue);color:var(--color-text-inverse);padding:6px 12px;border-radius:var(--landing-radius-sm);display:inline-flex;align-items:center;justify-content:center;box-shadow:0 2px 4px #18202926,0 0 0 1px #2979ff40;transition:background .18s,box-shadow .18s,transform .18s}.landing-nav a:hover{background:var(--color-stem-blue-hover)}.landing-nav a:active{background:var(--color-stem-blue-active);transform:translateY(1px)}.landing-nav a:focus-visible{outline:none;box-shadow:0 0 0 3px #2979ff73}.landing-nav a.is-active{background:var(--color-stem-blue-active);box-shadow:0 2px 4px #18202926,0 0 0 1px #2979ff8c,0 0 0 3px #2979ff38}.landing-nav a.is-active:hover{background:var(--color-stem-blue-active)}.landing-menu-btn{display:none;border:0;background:transparent;padding:6px 8px;border-radius:var(--landing-radius-sm);color:var(--color-text);cursor:pointer;align-items:center;justify-content:center}.landing-menu-btn:focus-visible{outline:none;box-shadow:0 0 0 3px #2979ff59}header.hero{display:flex;flex-direction:column;gap:0}header.hero h1{margin:0 0 16px;font-size:clamp(1.9rem,3vw,2.5rem);line-height:1.15;color:var(--color-text);letter-spacing:-.5px}header.hero h1 span{background:none;-webkit-background-clip:initial;background-clip:initial;color:var(--color-text)}p.lead{font-size:1.05rem;line-height:1.65;color:var(--color-text-subtle);margin:0 0 14px}p.muted{color:var(--color-text-muted);margin:0 0 10px;line-height:1.55}ul.feature-list{list-style:none;padding:0;margin:12px 0 0;display:grid;gap:8px}ul.feature-list li{padding-left:20px;position:relative;font-size:.95rem;color:var(--color-text-subtle)}ul.feature-list li:before{content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);width:10px;height:10px;border-radius:3px;background:var(--gradient-landing-feature-bullet);box-shadow:0 0 0 2px var(--color-bg-surface)}ol.feature-list{list-style:none;padding:0;margin:12px 0 0;display:grid;gap:8px;counter-reset:featureStep}ol.feature-list li{counter-increment:featureStep;padding-left:24px;position:relative;font-size:.95rem;color:var(--color-text-subtle)}ol.feature-list li:before{content:counter(featureStep);position:absolute;left:0;top:50%;transform:translateY(-50%);width:16px;height:16px;border-radius:4px;background:var(--gradient-landing-feature-bullet);box-shadow:0 0 0 2px var(--color-bg-surface);display:flex;align-items:center;justify-content:center;font-size:.75rem;font-weight:700;color:var(--color-text)}.audience-quick-grid{display:grid;gap:12px;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));margin-top:14px}.audience-quick-item{display:flex;align-items:flex-start;gap:10px;padding:12px;border-radius:var(--landing-radius-md);border:1px solid var(--color-border-subtle);background:var(--color-bg-subtle);box-shadow:0 1px 2px #1820290f;color:var(--color-text-subtle);font-size:.95rem;line-height:1.45}.audience-quick-icon{flex:0 0 auto;color:var(--color-stem-blue);margin-top:2px}.card{background:var(--color-bg-surface);border-radius:var(--landing-radius-lg);box-shadow:var(--shadow-card);padding:clamp(22px,3.2vw,34px);display:flex;flex-direction:column;gap:42px;box-sizing:border-box}.landing-page .card,.guide-page .card{max-width:1200px;width:100%;margin:0 auto}section{scroll-margin-top:130px}.section-title{font-size:clamp(1.3rem,2.1vw,1.6rem);margin:0 0 12px;color:var(--color-text);letter-spacing:-.25px}.badge-warn{font-size:.7rem;background:#fff4bf;color:var(--state-warning);padding:4px 8px;border-radius:999px;font-weight:600;margin-left:8px;vertical-align:middle}.text-block{max-width:760px;display:flex;flex-direction:column;gap:10px}.text-block p{margin:0}.guide-page .text-block{max-width:980px}.faq-grid{display:grid;gap:18px;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));margin-top:8px;align-items:start}.faq-item{border-radius:var(--landing-radius-md);border:1px solid var(--color-border-subtle);background:var(--color-bg-subtle);padding:14px 14px 12px;box-shadow:0 1px 2px #1820290f}.faq-item summary{margin:0;font-size:.98rem;color:var(--color-text);font-weight:600;cursor:pointer}.faq-item[open] summary{margin-bottom:8px}.faq-item summary:focus-visible{outline:2px solid var(--color-stem-blue);outline-offset:2px;border-radius:var(--landing-radius-sm)}.faq-item p{margin:0}.editor-flex{display:flex;gap:38px;flex-wrap:wrap;align-items:flex-start}.editor-media{flex:0 0 500px;display:flex;justify-content:center;align-items:center}.editor-media img{width:500px;max-width:100%;border-radius:var(--landing-radius-md);box-shadow:0 10px 28px -6px #18202938;background:var(--color-accent-soft-alt)}.cta-primary{background:var(--color-stem-blue);color:var(--color-text-inverse);border:1px solid var(--color-stem-blue-active);padding:12px 22px;font-size:.95rem;border-radius:var(--landing-radius-md);font-weight:600;letter-spacing:.05em;cursor:pointer;box-shadow:0 4px 14px #2979ff59;transition:background .18s,transform .18s,box-shadow .18s}.cta-primary:hover{background:var(--color-stem-blue-hover)}.cta-primary:active{background:var(--color-stem-blue-active);transform:translateY(1px);box-shadow:0 2px 8px #2979ff66}.cta-primary:focus-visible{outline:none;box-shadow:0 0 0 3px #2979ff73}.contact-wrap{display:flex;flex-wrap:wrap;gap:34px;background:var(--color-bg-surface);border:1px solid var(--color-border);border-radius:var(--landing-radius-lg);padding:28px 22px;box-shadow:0 2px 4px #1820290d}form.contact-form{background:var(--color-surface-info);border:1px solid var(--color-border);border-radius:var(--landing-radius-md);padding:18px 18px 20px;flex:1 1 340px;min-width:260px;display:flex;flex-direction:column;gap:14px;box-sizing:border-box}form.contact-form label span{display:block;font-size:.8rem;color:var(--color-text-muted);margin-top:2px}input[type=email],textarea,form.contact-form select{width:100%;max-width:100%;box-sizing:border-box;padding:10px 12px;font-size:.95rem;border:1px solid var(--color-input-border);border-radius:var(--landing-radius-sm);background:var(--color-bg-surface);font-family:inherit;transition:border-color .15s,box-shadow .15s}input[type=email]:focus,textarea:focus{outline:none;border-color:var(--color-stem-blue);box-shadow:0 0 0 3px #2979ff73;background:var(--color-bg-surface)}textarea{resize:vertical;min-height:90px;line-height:1.4}.attachments-row{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-top:6px}.attachments-hint{font-size:.75rem;color:var(--color-text-muted)}.attachments-list{list-style:none;padding:0;margin:8px 0 0;display:flex;flex-direction:column;gap:6px}.attachments-item{display:grid;grid-template-columns:1fr auto auto;gap:10px;align-items:center;padding:8px 10px;border:1px solid var(--color-border);border-radius:var(--landing-radius-sm);background:var(--color-bg-surface)}.attachments-name{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.attachments-size{font-size:.75rem;color:var(--color-text-muted)}.attachments-remove{border:none;background:transparent;color:var(--color-stem-blue);font-weight:600;cursor:pointer;padding:4px 6px}.attachments-remove:hover,.attachments-remove:focus-visible{text-decoration:underline;outline:none}.inline-email-link{display:inline;color:var(--color-stem-blue);background:none;padding:0;border-radius:0;font-weight:500;text-decoration:underline;font-size:.98rem;letter-spacing:.01em;box-shadow:none;transition:color .16s;margin-top:6px}.inline-email-link:hover,.inline-email-link:focus-visible{color:var(--color-stem-blue-active);text-decoration:underline;outline:none}.small-note{font-size:.72rem;color:var(--color-text-muted);margin-top:4px}.success-msg{color:var(--state-success);font-weight:600;font-size:.85rem}.error-msg{color:var(--state-danger, #d64545);font-weight:600;font-size:.85rem}.footer{margin-top:48px;padding:28px 0 36px;text-align:center;font-size:.8rem;color:var(--color-text-muted)}nav.inline-nav{display:flex;gap:18px;margin-top:12px;flex-wrap:wrap}nav.inline-nav a{font-size:.72rem;text-transform:uppercase;letter-spacing:.08em;font-weight:600;text-decoration:none;color:var(--color-text);background:var(--color-accent-soft);padding:6px 10px;border-radius:var(--landing-radius-sm);transition:background .15s}nav.inline-nav a:hover{background:var(--color-accent-soft-alt)}.landing-lang{display:inline-flex;align-items:center;gap:8px;margin-left:10px}.landing-lang-select{background:transparent;color:var(--color-text);border:1px solid var(--brand-grey-200);border-radius:8px;padding:6px 10px;font-size:14px}.landing-lang-select:focus-visible{outline:none;box-shadow:0 0 0 3px #2979ff59}@media (max-width:960px){.topbar.landing-topbar{max-width:100%}.editor-media{flex:1 1 100%}.editor-media img{width:100%}}@media (max-width:740px){.landing-brand-name-large{font-size:1.7rem}}@media (max-width:580px){.topbar.landing-topbar{padding:8px 12px 10px 10px;gap:14px}.landing-brand-name-large{font-size:1.5rem}.landing-topbar-spacer{flex:1 1 auto}.landing-menu-btn{display:inline-flex}.landing-nav{display:none;position:fixed;top:var(--site-topbar-height);left:0;right:0;background:var(--color-bg-surface);border-bottom:1px solid var(--color-border);box-shadow:var(--shadow-popover);padding:12px 14px 14px;flex-direction:row;flex-wrap:wrap;align-items:flex-start;gap:10px;z-index:100000}.landing-nav.is-open{display:flex}.landing-nav a{width:auto}.landing-lang{margin-left:0}.landing-lang-select{width:auto}}@media (max-width:520px){header.hero h1{font-size:1.9rem}}body,html{margin:0;padding:0;box-sizing:border-box;background:var(--color-bg-app);width:100%;height:100vh;overflow:hidden}.visually-hidden{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}.app{display:flex;height:100vh}.main-content{flex:1;margin-left:220px;margin-right:220px;padding:15px}.sidebar{width:200px;padding:12px 0;border-right:1px solid var(--color-border);background:var(--brand-grey-50);height:100vh;display:flex;flex-direction:column;align-items:center;box-sizing:border-box}.sidebar-item{display:flex;flex-direction:column;align-items:center;justify-content:center;margin:0;gap:4px;cursor:pointer;background:none;padding:8px 0;border:none;border-radius:0;width:50%;min-width:64px;max-width:64px;box-sizing:border-box;position:relative;transition:box-shadow .2s;min-height:92px}.sidebar-component-box{width:64px;height:64px;display:flex;align-items:center;justify-content:center;background:var(--color-bg-surface);border:none;border-radius:4px;box-sizing:border-box;position:relative;transition:box-shadow .2s,border .2s,background .2s}.sidebar-component-box:hover,.sidebar-component-box:focus{border:1.5px solid var(--brand-grey-300);box-shadow:0 0 8px 2px #0000001a;background:var(--brand-grey-100)}.sidebar-item span{display:none;position:absolute;left:50%;top:72px;transform:translate(-50%);background:var(--color-bg-tooltip);color:var(--color-tooltip-text);padding:5px 12px;border-radius:4px;font-size:13px;white-space:pre;text-align:center;margin-top:2px;z-index:20;min-width:64px;max-width:32ch;overflow-x:auto;box-shadow:0 2px 8px #0000001a}.sidebar-item:hover span,.sidebar-item:focus-within span{display:block}.sidebar-item>div:hover .sidebar-tooltip,.sidebar-item>div:focus .sidebar-tooltip{visibility:hidden;opacity:0}.horizontal-bar{height:28px;border-left:1px solid var(--color-border-strong);margin:0 16px;flex:0 0 1px;width:1px}.canvas-editors-panel{position:fixed;display:flex;flex-direction:column;gap:14px;width:clamp(240px,22vw,420px);max-height:calc(100vh - var(--topbar-height, 110px) - 24px);background:var(--color-bg-surface);border:1px solid var(--color-border);border-radius:10px;box-shadow:0 6px 20px -6px #0000002e,0 2px 6px #00000014;padding:14px 16px 18px;box-sizing:border-box;overflow-y:auto;z-index:300;-webkit-backdrop-filter:saturate(140%) blur(4px);backdrop-filter:saturate(140%) blur(4px)}.canvas-editors-panel::-webkit-scrollbar{width:10px}.canvas-editors-panel::-webkit-scrollbar-track{background:transparent}.canvas-editors-panel::-webkit-scrollbar-thumb{background:var(--color-scrollbar-thumb);border-radius:6px}.canvas-editors-panel::-webkit-scrollbar-thumb:hover{background:var(--color-scrollbar-thumb-hover)}.canvas-editors-panel-closeBtn{position:absolute;top:4px;right:8px;background:transparent;border:none;font-size:20px;line-height:1;padding:2px 6px;cursor:pointer;color:var(--brand-grey-700);border-radius:4px;transition:background .15s,color .15s}.canvas-editors-panel-closeBtn:hover{background:var(--brand-grey-100);color:var(--brand-grey-900)}.canvas-editors-panel-closeBtn:active{background:var(--brand-grey-200)}@media (max-width: 860px){.canvas-editors-panel{width:clamp(220px,38vw,360px)}}@media (max-width: 640px){.canvas-editors-panel{width:100vw;left:0!important;right:0!important;border-radius:0 0 14px 14px;max-height:55vh;padding:12px 18px 22px}.canvas-editors-panel-closeBtn{top:6px;right:10px}}@media (pointer: coarse) and (max-width: 640px){.canvas-editors-panel{box-shadow:0 10px 26px -8px #0006}}.pos-btn.tb-active{background:var(--tb-accent-bg, #fff3c9)!important;border-color:var(--tb-accent, #e2b500)!important;color:var(--color-accent-ink)!important;box-shadow:0 0 0 1px #e2b50066}.pos-btn.tb-active:hover{background:var(--tb-accent-bg, #fff3c9)!important}.fmt-btn.tb-active{background:var(--tb-accent-bg, #fff3c9)!important;border-color:var(--tb-accent, #e2b500)!important;color:var(--color-accent-ink)!important;box-shadow:0 0 0 1px #e2b50059}.fmt-btn.tb-active:hover{background:var(--tb-accent-bg, #fff3c9)!important}.library-actions{display:flex;align-items:center;gap:14px;flex-wrap:wrap;margin-top:12px}.library-note-link{font-size:.8rem;color:var(--color-text);text-decoration:none;background:var(--color-accent-soft);padding:10px 12px;border-radius:var(--landing-radius-md);border:1px solid var(--color-border-subtle)}.library-note-link:hover{background:var(--color-accent-soft-alt)}.library-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}@media (max-width: 1100px){.library-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}@media (max-width: 780px){.library-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (max-width: 520px){.library-grid{grid-template-columns:1fr}}.library-card{border-radius:var(--landing-radius-lg);border:1px solid var(--color-border-subtle);background:var(--color-bg-subtle);overflow:hidden;box-shadow:0 1px 2px #1820290f;display:flex;flex-direction:column;min-height:220px}.library-thumb{background:var(--color-bg-surface);border-bottom:1px solid var(--color-border-subtle);display:flex;align-items:center;justify-content:center;padding:8px}.library-thumb-btn{border:0;background:transparent;padding:0;width:100%;cursor:zoom-in}.library-thumb-btn:focus-visible{outline:none;box-shadow:0 0 0 3px #2979ff73;border-radius:var(--landing-radius-md)}.library-thumb img{max-width:100%;height:120px;width:100%;object-fit:contain;border-radius:var(--landing-radius-md);box-shadow:0 8px 18px -10px #18202959}.library-lightbox{position:fixed;top:0;right:0;bottom:0;left:0;z-index:100000;background:#0a0e12b8;display:flex;align-items:center;justify-content:center;padding:18px}.library-lightbox-panel{width:min(1100px,96vw);max-height:min(840px,92vh);background:var(--color-bg-surface);border-radius:var(--landing-radius-lg);border:1px solid var(--color-border);box-shadow:0 20px 60px #00000073;overflow:hidden;display:flex;flex-direction:column}.library-lightbox-top{display:flex;align-items:flex-start;justify-content:space-between;gap:12px;padding:14px;border-bottom:1px solid var(--color-border-subtle);background:var(--color-bg-subtle);flex-wrap:wrap}.library-lightbox-title{font-weight:700;color:var(--color-text)}.library-lightbox-sub{margin-top:2px;color:var(--color-text-muted);font-size:.85rem}.library-lightbox-actions{display:flex;align-items:center;gap:8px;flex-wrap:wrap}.library-lightbox-canvas{position:relative;flex:1;overflow:auto;background:var(--color-bg-surface);display:flex;align-items:center;justify-content:center;padding:18px}.library-lightbox-img{transform-origin:center center;max-width:100%;max-height:100%;transition:transform .08s ease-out;cursor:zoom-out;-webkit-user-select:none;user-select:none}.library-lightbox-hint{padding:10px 14px;border-top:1px solid var(--color-border-subtle);color:var(--color-text-muted);font-size:.78rem}.library-card-body{padding:12px;display:flex;flex-direction:column;gap:10px;flex:1}.library-card-title-row{display:flex;align-items:flex-start;justify-content:space-between;gap:10px}.library-card-footer{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:auto}.library-viewcount{display:inline-flex;align-items:center;gap:6px;color:var(--color-text-muted);font-size:.82rem;-webkit-user-select:none;user-select:none;white-space:nowrap}.library-card-title{margin:0;font-size:.98rem;color:var(--color-text)}.library-tags{display:flex;gap:6px;flex-wrap:wrap;justify-content:flex-end}.library-tag{font-size:.7rem;letter-spacing:.08em;text-transform:uppercase;font-weight:700;padding:4px 8px;border-radius:999px;background:#2979ff1f;border:1px solid rgba(41,121,255,.24);color:var(--color-text);-webkit-user-select:none;user-select:none}.library-card-actions{display:flex;gap:10px;flex-wrap:wrap}.library-btn{border:1px solid var(--color-stem-blue-active);background:var(--color-stem-blue);color:var(--color-text-inverse);border-radius:var(--landing-radius-md);padding:10px 12px;font-weight:600;cursor:pointer;text-decoration:none;font-size:.9rem}.library-btn:hover{background:var(--color-stem-blue-hover)}.library-btn-secondary{background:var(--brand-grey-100);border-color:var(--color-border-muted);color:var(--color-text)}.library-btn-secondary:hover{background:var(--brand-grey-150)}:root{--brand-accent: #FFD500;--brand-accent-soft: #fff9db;--brand-accent-soft-alt: #fffbe8;--brand-accent-highlight: #ffe866;--brand-black: #1C1C1C;--brand-grey-50: #f9fafb;--brand-grey-100: #f3f6fa;--brand-grey-200: #e2e6eb;--brand-grey-300: #c7cad0;--brand-grey-600: #7f8b96;--brand-grey-800: #2b363f;--brand-grey-900: #222;--brand-blue: #2979FF;--brand-green: #00C896;--brand-orange: #FF6F3C;--brand-violet: #8E44AD;--brand-blue-hover: #3d89ff;--brand-blue-active: #1668e6;--brand-violet-hover: #9e55bd;--brand-violet-active: #7b3996;--shadow-focus-ring: 0 0 0 2px rgba(41,121,255,.35);--shadow-topbar: 0 1px 2px rgba(0,0,0,.05), 0 0 0 1px rgba(0,0,0,.04), 0 8px 28px -10px rgba(0,0,0,.18);--shadow-popover: 0 6px 18px -4px rgba(0,0,0,.12), 0 2px 4px rgba(0,0,0,.08);--shadow-card: 0 10px 30px rgba(24,32,41,.08);--color-bg-app: #ffffff;--color-bg-surface: #ffffff;--color-bg-subtle: var(--brand-grey-50);--color-bg-accent-subtle: var(--brand-accent-soft);--color-bg-accent-subtle-alt: var(--brand-accent-soft-alt);--color-bg-selection: var(--brand-accent-soft);--color-bg-tooltip: var(--brand-grey-900);--color-border: var(--brand-grey-200);--color-border-strong: var(--brand-grey-300);--color-border-emphasis: var(--brand-accent);--color-divider: var(--brand-grey-200);--color-text-primary: var(--brand-grey-800);--color-text-accent: var(--brand-orange);--color-text-heading: var(--brand-black);--color-text: var(--color-text-primary);--color-text-muted: var(--brand-grey-600);--color-text-subtle: var(--brand-grey-800);--color-text-placeholder: var(--brand-grey-600);--color-text-inverse: #ffffff;--color-accent: var(--brand-accent);--color-accent-soft: var(--brand-accent-soft);--color-accent-soft-alt: var(--brand-accent-soft-alt);--color-accent-highlight: var(--brand-accent-highlight);--color-accent-hover: #f7d465;--color-accent-strong: #f5d05a;--color-accent-active: #e9c23f;--color-accent-gradient-mid: #ffd75a;--color-accent-gradient-light: #ffe99c;--color-accent-gradient-alt: #ffd557;--color-accent-ink: #5a4700;--color-btn-bg: #ffffff;--color-btn-bg-hover: #f0f3f7;--color-btn-bg-active: #e2e8f0;--color-btn-border: var(--color-border-strong);--color-btn-border-active: var(--color-accent);--color-bg-disabled: var(--brand-grey-100);--color-bg-alt: #f8f8f8;--color-surface-warm: #fffaf0;--color-surface-warm-alt: #fff7dc;--color-surface-info: #f9fcff;--color-border-muted: #bbb;--color-border-faint: #ccc;--color-input-border: #c1d3e2;--color-badge-warn-bg: #fff4bf;--color-focus-ring: var(--shadow-focus-ring);--color-selection-outline: 0 0 0 1px rgba(41,121,255,.55);--color-selection-stroke: var(--brand-blue);--color-connection-point: var(--brand-green);--color-connection-halo: rgba(0,200,150,.45);--color-component-selection-stroke: var(--brand-blue);--color-wire-selection-stroke: var(--brand-violet);--color-component-connection-point: var(--brand-green);--color-wire-connection-point: var(--brand-blue);--color-wire-connection-halo: rgba(41,121,255,.45);--color-scrollbar-track: transparent;--color-scrollbar-thumb: var(--brand-grey-300);--color-scrollbar-thumb-hover: var(--brand-grey-600);--color-tooltip-text: #ffffff;--state-success: var(--brand-green);--state-warning: #FFB020;--state-error: #D32F2F;--color-stem-blue: var(--brand-blue);--color-stem-green: var(--brand-green);--color-stem-orange: var(--brand-orange);--color-stem-violet: var(--brand-violet);--gradient-landing-page: linear-gradient(180deg,#fffdf6 0%, var(--color-bg-surface) 100%);--gradient-landing-hero: linear-gradient(90deg,var(--color-accent), var(--color-accent-gradient-mid), var(--color-accent-gradient-light));--gradient-landing-feature-bullet: linear-gradient(135deg,var(--color-accent), var(--color-accent-gradient-alt));--color-stem-blue-hover: var(--brand-blue-hover);--color-stem-blue-active: var(--brand-blue-active);--color-stem-violet-hover: var(--brand-violet-hover);--color-stem-violet-active: var(--brand-violet-active)}.u-text-accent{color:var(--color-accent)!important}.u-bg-accent{background:var(--color-accent)!important;color:var(--color-text-inverse)}.u-bg-surface{background:var(--color-bg-surface)!important}body::-webkit-scrollbar{width:10px}body::-webkit-scrollbar-track{background:var(--brand-grey-50)}body::-webkit-scrollbar-thumb{background:var(--brand-grey-300);border-radius:6px;border:2px solid var(--brand-grey-100)}body{scrollbar-color:var(--brand-grey-300) var(--brand-grey-100)}