:root{--h-font-display:"Fraunces","Georgia",serif;--h-font-body:"Geist","system-ui",sans-serif;--h-ink:#0e0e10;--h-ink-2:#1a1a1f;--h-ink-3:#242429;--h-cream:#f0ede8;--h-cream-2:#c8c4bc;--h-cream-3:#7a7772;--h-accent:#5b4bdb;--h-accent-2:#7b6ef6;--h-accent-glow:#5b4bdb59;--h-accent-soft:#5b4bdb1f;--h-border:#ffffff14;--h-border-2:#ffffff0d;--h-success:#22c55e;--h-max:1160px;--h-nav-h:64px}*,:before,:after{box-sizing:border-box;margin:0;padding:0}.hn-main{font-family:var(--h-font-body);background:var(--h-ink);color:var(--h-cream);-webkit-font-smoothing:antialiased;overflow-x:hidden}.reveal{transition:opacity .55s,transform .55s;transition-delay:var(--delay,0s);opacity:1;transform:none}.reveal.will-animate{opacity:0;transform:translateY(20px)}.reveal.will-animate.revealed{opacity:1;transform:none}.hn-hero{min-height:100vh;padding:calc(var(--h-nav-h) + 60px)28px 80px;align-items:center;display:flex;position:relative}.hn-hero-bg{pointer-events:none;position:absolute;inset:0;overflow:hidden}.hn-bg-grid{background-image:linear-gradient(var(--h-border)1px,transparent 1px),linear-gradient(90deg,var(--h-border)1px,transparent 1px);background-size:48px 48px;position:absolute;inset:0;-webkit-mask-image:radial-gradient(80% 80% at 50% 20%,#000 40%,#0000 100%);mask-image:radial-gradient(80% 80% at 50% 20%,#000 40%,#0000 100%)}.hn-bg-orb{filter:blur(80px);pointer-events:none;border-radius:50%;position:absolute}.hn-bg-orb--1{background:radial-gradient(circle,#5b4bdb38,#0000 65%);width:700px;height:700px;animation:16s ease-in-out infinite alternate orbFloat1;top:-200px;right:-150px}.hn-bg-orb--2{background:radial-gradient(circle,#7b6ef624,#0000 65%);width:500px;height:500px;animation:20s ease-in-out infinite alternate orbFloat2;bottom:-100px;left:-100px}.hn-bg-orb--3{background:radial-gradient(circle,#22c55e14,#0000 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var(--h-accent-glow);transform:translateY(-2px)}.hn-hero-cta-ghost{font-family:var(--h-font-body);color:var(--h-cream-2);border:1px solid var(--h-border);border-radius:12px;align-items:center;padding:13px 22px;font-size:14.5px;font-weight:500;text-decoration:none;transition:all .2s;display:inline-flex}.hn-hero-cta-ghost:hover{color:var(--h-cream);background:var(--h-border);border-color:#ffffff26}.hn-stats{border:1px solid var(--h-border);background:var(--h-ink-2);border-radius:14px;align-items:center;gap:0;width:fit-content;margin-top:4px;display:flex;overflow:hidden}.hn-stat{border-right:1px solid var(--h-border);flex-direction:column;align-items:center;padding:14px 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var(--h-accent-2);outline-offset:4px}.hn-demo-rail--dragging{cursor:grabbing}.hn-demo-rail-track{opacity:.55;background:linear-gradient(#22c55e,#84cc16,#f59e0b,#f97316,#7b6ef6,#5b4bdb);border-radius:99px;width:3px;position:absolute;top:10px;bottom:10px;left:50%;transform:translate(-50%)}.hn-demo-rung{z-index:1;cursor:pointer;font-family:var(--h-font-display);background:0 0;border:none;flex-direction:column;align-items:center;gap:3px;padding:4px 2px;display:flex;position:relative}.hn-demo-rung-dot{background:var(--h-ink);border:2px solid var(--h-cream-3);border-radius:50%;width:7px;height:7px;transition:all .28s;display:block}.hn-demo-rung-label{color:var(--h-cream-3);opacity:0;letter-spacing:-.01em;font-size:9px;font-weight:700;transition:opacity .28s,color .28s}.hn-demo-rung:hover .hn-demo-rung-label{opacity:.6}.hn-demo-rung--active .hn-demo-rung-dot{background:var(--rung-color,var(--h-accent));border-color:var(--rung-color,var(--h-accent));width:13px;height:13px;box-shadow:0 0 0 4px color-mix(in srgb,var(--rung-color,var(--h-accent))25%,transparent)}.hn-demo-rung--active .hn-demo-rung-label{opacity:1;color:var(--rung-color,var(--h-cream))}.hn-demo-content{flex-direction:column;gap:14px;min-width:0;display:flex}.hn-demo-caption{text-transform:uppercase;letter-spacing:.09em;color:var(--h-cream-3);margin-bottom:6px;font-size:10px;font-weight:600;display:block}.hn-demo-before{border-bottom:1px dashed var(--h-border);padding-bottom:14px}.hn-demo-before-text{font-family:var(--h-font-display);color:var(--h-cream-3);font-size:15px;font-style:italic;font-weight:400;line-height:1.5}.hn-demo-after-level{font-family:var(--h-font-display);color:var(--level-color,var(--h-accent-2));margin-bottom:8px;font-size:14px;font-weight:600;transition:color .3s;display:block}.hn-demo-after-text{color:var(--h-cream);font-size:20px;font-weight:400;line-height:1.45;animation:.4s both hnDemoTextIn}@keyframes 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.2s;display:inline-flex}.hn-tools-cta:hover{background:var(--h-accent-soft);border-color:var(--h-accent-2);transform:translateY(-2px)}.hn-tools-card{background:var(--h-ink);border:1px solid var(--h-border);box-shadow:0 0 0 1px var(--h-border-2),0 24px 60px #00000080,0 0 50px #5b4bdb12;border-radius:18px;flex-direction:column;display:flex;position:relative;overflow:hidden}.hn-tools-card-accent{background:linear-gradient(90deg,transparent,var(--h-accent-2),transparent);opacity:.5;height:1px;position:absolute;top:0;left:0;right:0}.hn-tools-card-header{border-bottom:1px solid var(--h-border-2);background:var(--h-ink-2);align-items:center;gap:9px;padding:13px 17px;display:flex}.hn-tools-card-icon{color:var(--h-accent-2);display:flex}.hn-tools-card-title{color:var(--h-cream-3);text-transform:uppercase;letter-spacing:.08em;font-size:11px;font-weight:600}.hn-tools-chips{flex-wrap:wrap;gap:8px;padding:14px 16px 0;display:flex}.hn-tools-chip{background:var(--h-ink-2);border:1px solid var(--h-border);color:var(--h-cream-3);cursor:pointer;border-radius:99px;align-items:center;padding:6px 13px;font-size:12px;font-weight:500;transition:border-color .18s,color .18s;display:inline-flex}.hn-tools-chip:hover:not(.hn-tools-chip--active){color:var(--h-cream-2);border-color:#ffffff2e}.hn-tools-chip--active{background:var(--h-accent-soft);border-color:var(--h-accent-2);color:var(--h-accent-2)}.hn-tools-card-body{flex-direction:column;gap:10px;padding:16px;display:flex}.hn-tools-snippet{border-radius:10px;padding:14px 15px}.hn-tools-snippet--before{background:var(--h-ink-2);border:1px solid var(--h-border)}.hn-tools-snippet--after{background:var(--h-ink-3);border:1px solid var(--h-border)}.hn-tools-snippet p{margin:0;font-size:13px;font-weight:300;line-height:1.6}.hn-tools-snippet--before p{color:var(--h-cream-3);font-style:italic}.hn-tools-snippet--after p{color:var(--h-cream);font-size:14px;font-weight:400}.hn-tools-fade{animation:.35s both hnDemoTextIn}.hn-tools-snippet-label{text-transform:uppercase;letter-spacing:.1em;color:var(--h-cream-3);margin-bottom:7px;font-size:9.5px;font-weight:600}.hn-tools-snippet-label--after{color:var(--h-accent-2)}.hn-tools-card-footer{border-top:1px solid var(--h-border-2);background:var(--h-ink-2);padding:11px 16px}.hn-tools-card-note{color:var(--h-cream-3);font-size:11.5px;font-weight:400}.hn-audiences{background:var(--h-ink);border-top:1px solid var(--h-border-2);border-bottom:1px solid var(--h-border-2)}.hn-audiences-head{flex-direction:column;gap:16px;max-width:640px;margin-bottom:48px;display:flex}.hn-audiences-sub{color:var(--h-cream-2);max-width:520px;font-size:15px;font-weight:300;line-height:1.7}.hn-audiences-cta{color:var(--h-accent-2);align-items:center;gap:9px;margin-top:4px;font-size:14px;font-weight:600;text-decoration:none;transition:gap .2s;display:inline-flex}.hn-audiences-cta:hover{gap:14px}.hn-audiences-grid{grid-template-columns:repeat(4,1fr);gap:16px;display:grid}.hn-audience-card{background:var(--h-ink-2);border:1px solid var(--h-border);border-radius:16px;padding:26px 22px;transition:border-color .25s,box-shadow .25s,transform .25s;position:relative}.hn-audience-card:hover{border-color:color-mix(in srgb,var(--audience-color,var(--h-accent))45%,transparent);box-shadow:0 16px 40px color-mix(in srgb,var(--audience-color,var(--h-accent))18%,transparent);transform:translateY(-4px)}.hn-audience-card:hover .hn-audience-icon{background:var(--audience-color,var(--h-accent));color:var(--h-ink)}.hn-audience-icon{background:color-mix(in srgb,var(--audience-color,var(--h-accent))14%,transparent);width:48px;height:48px;color:var(--audience-color,var(--h-accent-2));border-radius:13px;justify-content:center;align-items:center;margin-bottom:18px;transition:background .25s,color .25s;display:flex}.hn-audience-title{color:var(--h-cream);letter-spacing:-.01em;margin-bottom:8px;font-size:16px;font-weight:600}.hn-audience-desc{color:var(--h-cream-2);font-size:13px;font-weight:300;line-height:1.6}.hn-cta-section{background:var(--h-ink);padding:80px 28px 100px}.hn-cta-inner{background:var(--h-ink-2);border:1px solid var(--h-border);text-align:center;border-radius:24px;max-width:720px;margin:0 auto;padding:72px 60px;position:relative;overflow:hidden}.hn-cta-glow{pointer-events:none;background:radial-gradient(#5b4bdb2e,#0000 70%);width:500px;height:300px;position:absolute;top:-120px;left:50%;transform:translate(-50%)}.hn-cta-content{position:relative}.hn-cta-eyebrow{color:var(--h-accent-2)}.hn-cta-title{font-family:var(--h-font-display);letter-spacing:-.025em;color:var(--h-cream);margin-top:12px;margin-bottom:16px;font-size:clamp(2rem,4vw,3rem);font-weight:500;line-height:1.1}.hn-cta-sub{color:var(--h-cream-2);margin-bottom:36px;font-size:15px;font-weight:300;line-height:1.6}.hn-cta-actions{flex-wrap:wrap;justify-content:center;align-items:center;gap:12px;margin-bottom:28px;display:flex}.hn-cta-btn-primary{background:var(--h-accent);color:#fff;box-shadow:0 4px 20px var(--h-accent-glow);letter-spacing:-.01em;border-radius:12px;align-items:center;gap:9px;padding:14px 26px;font-size:14.5px;font-weight:600;text-decoration:none;transition:filter .2s,transform .2s,box-shadow .2s;display:inline-flex}.hn-cta-btn-primary:hover{filter:brightness(1.1);box-shadow:0 8px 30px var(--h-accent-glow);transform:translateY(-2px)}.hn-cta-btn-ghost{color:var(--h-cream-2);border:1px solid var(--h-border);border-radius:12px;align-items:center;gap:8px;padding:13px 24px;font-size:14.5px;font-weight:500;text-decoration:none;transition:all .2s;display:inline-flex}.hn-cta-btn-ghost:hover{color:var(--h-cream);background:var(--h-border);border-color:#ffffff26}.hn-cta-checks{flex-wrap:wrap;justify-content:center;align-items:center;gap:22px;display:flex}.hn-cta-check{color:var(--h-cream-3);align-items:center;gap:7px;font-size:13px;display:flex}.hn-cta-check svg{color:var(--h-success)}.hn-toast{background:var(--h-ink-2);border:1px solid var(--h-border);font-family:var(--h-font-body);color:var(--h-cream);z-index:999;border-radius:12px;align-items:center;gap:10px;padding:13px 18px;font-size:13.5px;font-weight:500;animation:.3s cubic-bezier(.34,1.56,.64,1) toastIn;display:flex;position:fixed;bottom:28px;right:28px;box-shadow:0 16px 48px #00000080}.hn-toast svg{color:var(--h-success);flex-shrink:0}@keyframes toastIn{0%{opacity:0;transform:translateY(12px)scale(.96)}to{opacity:1;transform:none}}@media (max-width:1024px){.hn-books-grid{grid-template-columns:repeat(2,1fr)}}@media (max-width:960px){.hn-hero--split .hn-hero-inner{grid-template-columns:1fr;gap:48px}.hn-hero-sub{max-width:100%}.hn-tools-layout{grid-template-columns:1fr;gap:56px}.hn-audiences-grid{grid-template-columns:repeat(2,1fr)}.hn-steps{grid-template-columns:1fr;gap:16px}.hn-step-arrow{display:none}.hn-step:first-child,.hn-step:nth-child(2),.hn-step:nth-child(3){margin-top:0}}@media (max-width:640px){.hn-section{padding:72px 20px}.hn-hero{padding:calc(var(--h-nav-h) + 40px)20px 60px}.hn-books-grid{grid-template-columns:1fr}.hn-library-head{flex-direction:column;align-items:flex-start}.hn-cta-inner{padding:48px 28px}.hn-hero-actions{flex-direction:column;width:100%}.hn-hero-cta-primary,.hn-hero-cta-ghost{justify-content:center;width:100%}.hn-stats{flex-wrap:wrap;width:100%}.hn-stat{flex:1;min-width:100px}.hn-audiences-grid{grid-template-columns:1fr}}@media (prefers-reduced-motion:reduce){.reveal,.hn-bg-orb--1,.hn-bg-orb--2,.hn-bg-orb--3,.hn-eyebrow-dot,.hn-demo-live-dot,.hn-demo-rung-dot,.hn-demo-rung-label,.hn-demo-after-text,.hn-demo-after-level{transition:none!important;animation:none!important}}@keyframes skeletonPulse{0%,to{opacity:.4}50%{opacity:.8}}.hn-skeleton{background:var(--h-ink-3);animation:1.6s ease-in-out infinite skeletonPulse;animation-delay:var(--delay,0s);border-radius:6px}.hn-skeleton--short{width:60px;height:10px}.hn-skeleton--badge{border-radius:6px;width:36px;height:20px}.hn-skeleton--title{width:75%;height:22px;margin:8px 0 4px}.hn-skeleton--author{width:45%;height:12px;margin-bottom:10px}.hn-skeleton--line{width:100%;height:11px;margin-bottom:6px}.hn-skeleton--mid{width:80%}.hn-book-card--skeleton{pointer-events:none}.hn-book-spine--skeleton{animation:1.6s ease-in-out infinite skeletonPulse;background:var(--h-ink-3)!important}.hn-book-levels{flex-wrap:wrap;gap:4px;display:flex}.hn-book-levels .hn-book-level-badge{padding:2px 7px;font-size:10px}.hn-books-error,.hn-books-empty{color:var(--h-cream-3);text-align:center;flex-direction:column;grid-column:1/-1;align-items:center;gap:10px;padding:60px 20px;font-size:14px;display:flex}.hn-books-error span,.hn-books-empty span{font-size:32px}.hn-books-error a,.hn-books-empty a{color:var(--h-accent-2);text-decoration:none}.hn-books-error a:hover,.hn-books-empty a:hover{text-decoration:underline}.hn-books-error code{background:var(--h-ink-3);border:1px solid var(--h-border);color:#ef4444;word-break:break-all;border-radius:6px;max-width:500px;padding:6px 12px;font-size:11px}@keyframes cardFadeUp{0%{opacity:0;transform:translateY(18px)}to{opacity:1;transform:none}}.hn-book-card--animate{animation:.5s both cardFadeUp;animation-delay:var(--delay,0s)}