.f15{--f15-ink:#14161a;--f15-slate:#1f232a;--f15-graphite:#2a2f37;--f15-hairline-dark:#3a4048;--f15-ivory:#f4f1ea;--f15-paper:#fbfaf7;--f15-bone:#e7e2d7;--f15-hairline-light:#d8d3c8;--f15-gold:#b8873b;--f15-gold-light:#d9a84e;--f15-gold-deep:#775418;--f15-indigo:#2f4b8f;--f15-indigo-hover:#3e5eaa;--f15-indigo-light:#8fa9e6;--f15-silver:#a8aeb5;--f15-mid:#5f646a;--f15-teal:#5fb79a;--f15-amber:#e8a951;--f15-crimson:#e58a8a;--f15-display:var(--font-bodoni,Didot, "Times New Roman", serif);--f15-ui:var(--font-bricolage,system-ui, sans-serif);--f15-data:var(--font-plex-mono,ui-monospace, Consolas, monospace);--f15-wrap:1180px;--f15-prose:66ch;background:var(--f15-ink);color:var(--f15-ivory);font-family:var(--f15-ui)}.f15 :focus-visible{outline:3px solid var(--f15-ivory);outline-offset:2px;border-radius:1px}.f15 .f15-wrap{max-width:var(--f15-wrap);margin-inline:auto;padding-inline:clamp(16px,4vw,56px)}.f15 .f15-hero{border-bottom:1px solid var(--f15-hairline-dark);padding-block:clamp(3.5rem,9vw,5.5rem) 3.5rem;font-size:1.0625rem;line-height:1.65}.f15 .f15-rule{background:var(--f15-gold);width:96px;height:1px;margin-bottom:1.75rem}.f15 .f15-eyebrow{font:600 .6875rem/1.2 var(--f15-ui);letter-spacing:.15em;text-transform:uppercase;color:var(--f15-gold-light);margin:0}.f15 .f15-hero h1{font-family:var(--f15-display);letter-spacing:-.015em;color:var(--f15-paper);text-wrap:balance;max-width:20ch;margin:1.25rem 0 0;font-size:clamp(2.5rem,7.2vw,5rem);font-weight:400;line-height:1.02}.f15 .f15-sub{color:var(--f15-ivory);max-width:52ch;margin:1.5rem 0 0;font-size:clamp(1.0625rem,1.8vw,1.3125rem)}.f15 .f15-summary{max-width:var(--f15-prose);color:var(--f15-silver);margin:1.5rem 0 0;font-size:1rem}.f15 .f15-summary b{color:var(--f15-ivory);font-weight:500}.f15 .f15-ctas{flex-wrap:wrap;gap:.875rem;margin-top:2.25rem;display:flex}.f15 .f15-cta{text-align:left;border:1px solid #0000;border-radius:2px;flex-direction:column;gap:.2rem;max-width:100%;padding:.85rem 1.4rem;font-size:1rem;line-height:1.4;text-decoration:none;display:flex}.f15 .f15-cta strong{letter-spacing:.005em;font-weight:600}.f15 .f15-cta em{opacity:.8;font-size:.75rem;font-style:italic}.f15 .f15-cta-1{background:var(--f15-indigo);border-color:var(--f15-indigo);color:var(--f15-paper)}.f15 .f15-cta-1:hover{background:var(--f15-indigo-hover);border-color:var(--f15-indigo-hover);color:var(--f15-paper)}.f15 .f15-cta-2{border-color:var(--f15-hairline-dark);color:var(--f15-ivory)}.f15 .f15-cta-2:hover{border-color:var(--f15-gold);color:var(--f15-gold-light)}.f15 .f15-cta-3{color:var(--f15-indigo-light);padding-inline:0}.f15 .f15-cta-3:hover{color:var(--f15-ivory)}.f15 .f15-cta-note{max-width:54ch;color:var(--f15-silver);margin:.9rem 0 0;font-size:.8125rem;line-height:1.5}@media (max-width:640px){.f15 .f15-ctas{flex-direction:column;align-items:stretch}}@media 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.f15-sec-head{align-items:baseline;gap:.85rem;margin-bottom:.9rem;display:flex}.f15 .f15-sec-n{font-family:var(--f15-data);color:var(--f15-gold);font-size:.8125rem}.f15 .f15-section h2{font-family:var(--f15-display);letter-spacing:-.01em;color:var(--f15-paper);text-wrap:balance;max-width:26ch;margin:0;font-size:clamp(1.65rem,3.4vw,2.5rem);font-weight:400;line-height:1.12}.f15 .f15-prose{max-width:var(--f15-prose);margin-top:1.5rem}.f15 .f15-prose p{color:var(--f15-ivory);margin-block:0 1.25em;font-size:1rem;line-height:1.7}.f15 .f15-prose>:last-child{margin-bottom:0}.f15 .f15-prose b{color:var(--f15-paper);font-weight:600}.f15 .f15-prose em{color:var(--f15-gold-light);font-style:italic}.f15 .f15-prose ul{flex-direction:column;gap:.85rem;margin:0;padding-left:1.15rem;display:flex}.f15 .f15-prose li{color:var(--f15-ivory);font-size:1rem;line-height:1.7}.f15 .f15-prose li::marker{color:var(--f15-gold)}.f15 .f15-mono{font:500 .875em/1 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1.0625rem/1.4 var(--f15-ui);color:var(--f15-paper);text-wrap:balance;margin:2.1rem 0 .6rem}.f15 .f15-disclosure{border-bottom:1px solid var(--f15-hairline-dark);padding-block:1.5rem}.f15 .f15-disclosure p{max-width:var(--f15-prose);color:var(--f15-silver);margin:0;font-size:.875rem;line-height:1.65}.f15 .f15-close{border-top:1px solid var(--f15-hairline-dark);padding-block:clamp(3rem,7vw,5.5rem)}.f15 .f15-close-a11y{max-width:var(--f15-prose);color:var(--f15-silver);margin:0 0 clamp(2.5rem,6vw,4rem);font-size:.875rem;line-height:1.7}.f15 .f15-close-a11y strong{font:600 .6875rem/1.5 var(--f15-ui);letter-spacing:.15em;text-transform:uppercase;color:var(--f15-gold);margin-bottom:.5rem;display:block}.f15 .f15-contact-line{max-width:24ch;font:400 clamp(1.5rem, 4vw, 2.25rem)/1.2 var(--f15-display);color:var(--f15-paper);text-wrap:balance;margin:0 0 1.25rem}.f15 .f15-close-sub{max-width:44ch;color:var(--f15-silver);margin:0;font-size:1rem;line-height:1.7}.f15 .f15-contact-mail{font:500 clamp(1.0625rem, 2.6vw, 1.375rem)/1.3 var(--f15-data);color:var(--f15-indigo-light);word-break:break-word;border-bottom:1px solid;padding-bottom:2px;text-decoration:none;display:inline-block}.f15 .f15-contact-mail:hover{color:var(--f15-paper)}.f15 .f15-close-nav{margin-top:2.25rem;font-size:.9375rem}.f15 .f15-close-nav a{color:var(--f15-indigo-light);border-bottom:1px solid #0000;text-decoration:none}.f15 .f15-close-nav a:hover{border-bottom-color:currentColor}.f15 .f15-section-paper{background:var(--f15-ivory);color:var(--f15-ink)}.f15 .f15-section-paper h2,.f15 .f15-section-paper .f15-prose h3,.f15 .f15-section-paper .f15-prose p,.f15 .f15-section-paper .f15-prose b,.f15 .f15-section-paper .f15-prose li{color:var(--f15-ink)}.f15 .f15-section-paper .f15-prose li::marker{color:var(--f15-gold-deep)}.f15 .f15-section-paper .f15-mono{color:var(--f15-gold-deep);background:#14161a12}.f15 .f15-section-paper .f15-prose em,.f15 .f15-section-paper .f15-sec-n,.f15 .f15-section-paper 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var(--f15-gold);max-width:860px;color:var(--f15-ivory);margin-top:2.5rem}.f15 .f15-demo p{color:var(--f15-ivory);font-size:.9375rem;line-height:1.7}.f15 .f15-demo-meters{border-bottom:1px solid var(--f15-graphite);background:#ffffff05;grid-template-columns:repeat(3,1fr);gap:0 1.5rem;padding:1.1rem clamp(1.1rem,3vw,2rem);display:grid}.f15 .f15-meter-head{font:600 .625rem/1.4 var(--f15-ui);letter-spacing:.15em;text-transform:uppercase;color:var(--f15-silver);justify-content:space-between;align-items:baseline;margin-bottom:.4rem;display:flex}.f15 .f15-meter-head b{font:500 .9375rem/1 var(--f15-data);letter-spacing:0;text-transform:none;color:var(--f15-gold-light)}.f15 .f15-meter-head b.under{color:var(--f15-crimson)}.f15 .f15-meter-track{background:var(--f15-graphite);height:3px;overflow:hidden}.f15 .f15-meter-track span{background:var(--f15-teal);height:100%;transition:width .32s;display:block}.f15 .f15-meter-track span.under{background:var(--f15-crimson)}.f15 .f15-demo-scene,.f15 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#0000;gap:.9rem;padding:.85rem 1rem;transition:background .14s,border-color .14s;display:flex}.f15 .f15-demo-options button:hover{border-left-color:var(--f15-indigo-light);background:#ffffff12}.f15 .f15-demo-key{font:500 .8125rem/1.7 var(--f15-data);color:var(--f15-gold-light);flex:none}.f15 .f15-demo-btn{font:600 .875rem/1 var(--f15-ui);color:var(--f15-paper);background:var(--f15-indigo);border:1px solid var(--f15-indigo);cursor:pointer;margin-top:.5rem;padding:.7rem 1.15rem;transition:background .14s}.f15 .f15-demo-btn:hover{background:var(--f15-indigo-hover)}.f15 .f15-demo-critical{border-top:2px solid var(--f15-crimson);background:#9e2b2b0f}.f15 .f15-stop{font:400 clamp(2rem, 6vw, 3rem)/1 var(--f15-display)!important;color:var(--f15-paper)!important;margin:0 0 1rem!important}.f15 .f15-demo-note{color:var(--f15-silver)!important;font-size:.8125rem!important}.f15 .f15-demo-path{grid-template-columns:6.5rem 1fr;gap:.6rem 1.5rem;margin:1.5rem 0 1.25rem;display:grid}.f15 .f15-demo-path dt{font:600 .625rem/1.8 var(--f15-ui);letter-spacing:.15em;text-transform:uppercase;color:var(--f15-gold)}.f15 .f15-demo-path dd{color:var(--f15-ivory);margin:0;font-size:.875rem;line-height:1.6}@media (max-width:560px){.f15 .f15-demo-meters{grid-template-columns:1fr;gap:.8rem}.f15 .f15-demo-path{grid-template-columns:1fr;gap:.2rem 0}.f15 .f15-demo-path dd{margin-bottom:.7rem}}