@layer theme{:root,:host{--font-sans:ui-sans-serif, system-ui, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";--font-mono:ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;--spacing:.25rem;--default-font-family:var(--font-sans);--default-mono-font-family:var(--font-mono)}}@layer base{*,:after,:before,::backdrop{box-sizing:border-box;border:0 solid;margin:0;padding:0}::file-selector-button{box-sizing:border-box;border:0 solid;margin:0;padding:0}html,:host{-webkit-text-size-adjust:100%;tab-size:4;line-height:1.5;font-family:var(--default-font-family,ui-sans-serif, system-ui, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color 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components;@layer utilities{.visible{visibility:visible}.start{inset-inline-start:var(--spacing)}.container{width:100%}@media (min-width:40rem){.container{max-width:40rem}}@media (min-width:48rem){.container{max-width:48rem}}@media (min-width:64rem){.container{max-width:64rem}}@media (min-width:80rem){.container{max-width:80rem}}@media (min-width:96rem){.container{max-width:96rem}}}:root{--bg:#fff;--bg-subtle:#f7f8fa;--card:#fff;--border:#e5e7eb;--border-strong:#d0d5dd;--text:#101828;--text-soft:#667085;--text-muted:#98a2b3;--primary:#004b63;--primary-dark:#003f56;--primary-soft:#e6f2f5;--accent:#74c69d;--accent-soft:#ecfdf3;--error:#b42318;--shadow:0 18px 55px #10182814}*{box-sizing:border-box}html{background:var(--bg-subtle)}body{color:var(--text);background:linear-gradient(#f6fafb 0,#fff 240px);margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe 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10px;font-size:12px;font-weight:700}.environment-state.is-demo{color:#8a5300;background:#fff7e8}.user-chip{gap:8px}.user-chip>span{background:var(--primary-soft);width:30px;height:30px;color:var(--primary);border-radius:50%;place-items:center;font-weight:800;display:grid}.user-chip strong,.user-chip small{text-overflow:ellipsis;white-space:nowrap;max-width:180px;display:block;overflow:hidden}.user-chip strong{font-size:12px}.user-chip small{color:var(--text-soft);font-size:10px}.text-link{color:var(--primary);font-size:13px;font-weight:700;text-decoration:none}.intro-band{justify-content:space-between;align-items:end;gap:48px;max-width:1500px;margin:0 auto;padding:58px clamp(20px,4vw,64px) 36px;display:flex}.intro-band>div{max-width:760px}.eyebrow{color:var(--primary);letter-spacing:.16em;margin:0 0 10px;font-size:11px;font-weight:850}h1{letter-spacing:-.045em;max-width:800px;margin:0;font-size:clamp(36px,5vw,64px);line-height:1.02}.intro-band>div>p:last-child{max-width:670px;color:var(--text-soft);margin:20px 0 0;font-size:18px;line-height:1.55}.system-facts{gap:26px;margin:0;display:flex}.system-facts div{min-width:110px}.system-facts dt{color:var(--text-muted);letter-spacing:.1em;text-transform:uppercase;font-size:10px;font-weight:800}.system-facts dd{color:var(--primary-dark);margin:6px 0 0;font-size:12px;font-weight:750}.workspace{grid-template-columns:minmax(360px,.78fr) minmax(500px,1.22fr);max-width:1500px;margin:0 auto;padding:0 clamp(20px,4vw,64px) 40px;display:grid}.brief-form,.deck-canvas{border:1px solid var(--border);background:var(--card);min-width:0;box-shadow:var(--shadow);padding:clamp(24px,3vw,42px)}.brief-form{border-radius:24px 0 0 24px}.deck-canvas{background:#fbfcfd;border-left:0;border-radius:0 24px 24px 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