*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--bg: #fbfbfa;--panel: #ffffff;--ink: #15150f;--muted: #6b6b63;--faint: #9a9a90;--line: #e7e6e0;--accent: #e0a324;--highlight: #fdeec4;--highlight-active: #fbdd8e}html,body,#root{height:100%}body{background:var(--bg);font-family:Space Grotesk,system-ui,sans-serif;color:var(--ink)}.route-loading{height:100%;display:flex;align-items:center;justify-content:center;font-size:.9rem;color:var(--faint)}html:has(.surligne){scroll-behavior:smooth}.surligne{--ivory: #FAF8F3;--parchment: #F2EDE1;--highlight: #F0E68C;--highlight-deep: #D4C457;--ink: #1C1712;--ink-mid: #4A4235;--ink-light: #8C7F6E;--ink-faint: #C5BAA8;--warm-white: #FDFCF9;--border: #DDD5C4;--border-light: #EAE3D6;--font-serif: "Lora", Georgia, serif;--font-sans: "Inter", system-ui, sans-serif;min-height:100%;background:var(--ivory);color:var(--ink);font-family:var(--font-sans);font-size:16px;line-height:1.6;-webkit-font-smoothing:antialiased}.surligne nav{position:fixed;top:0;left:0;right:0;z-index:100;background:#faf8f3eb;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--border-light)}.surligne .nav-inner{max-width:1080px;margin:0 auto;padding:0 2rem;height:60px;display:flex;align-items:center;justify-content:space-between}.surligne .nav-logo{display:flex;align-items:center;gap:10px;text-decoration:none}.surligne .nav-logomark{width:28px;height:28px;background:var(--ink);border-radius:5px;display:flex;align-items:center;justify-content:center;flex-shrink:0}.surligne .nav-wordmark{font-family:var(--font-serif);font-size:18px;font-weight:400;color:var(--ink);letter-spacing:-.01em}.surligne .nav-links{display:flex;align-items:center;gap:2rem;list-style:none}.surligne .nav-links a{font-size:14px;color:var(--ink-mid);text-decoration:none;transition:color .15s}.surligne .nav-links a:hover{color:var(--ink)}.surligne .nav-cta{background:var(--ink);color:var(--ivory)!important;padding:7px 18px;border-radius:5px;font-weight:500;transition:opacity .15s!important}.surligne .nav-cta:hover{opacity:.85}.surligne .hero{padding:140px 2rem 80px;max-width:1080px;margin:0 auto;display:grid;grid-template-columns:1fr 1fr;gap:80px;align-items:center}.surligne .hero-eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:500;letter-spacing:.08em;text-transform:uppercase;color:var(--ink-light);margin-bottom:1.75rem}.surligne .hero-eyebrow:before{content:"";display:block;width:20px;height:1px;background:var(--ink-faint)}.surligne .hero-h1{font-family:var(--font-serif);font-size:52px;font-weight:400;line-height:1.1;letter-spacing:-.02em;color:var(--ink);margin-bottom:1.5rem}.surligne .hero-h1 em{font-style:italic;color:var(--ink-mid)}.surligne .hero-sub{font-size:17px;color:var(--ink-mid);line-height:1.7;max-width:400px;margin-bottom:2.5rem}.surligne .hero-actions{display:flex;align-items:center;gap:1rem}.surligne .btn-primary{background:var(--ink);color:var(--ivory);font-family:var(--font-sans);font-size:14px;font-weight:500;padding:11px 24px;border:none;border-radius:5px;cursor:pointer;text-decoration:none;display:inline-block;transition:opacity .15s}.surligne .btn-primary:hover{opacity:.82}.surligne .btn-ghost{font-family:var(--font-sans);font-size:14px;color:var(--ink-light);text-decoration:none;display:inline-flex;align-items:center;gap:6px;transition:color .15s}.surligne .btn-ghost:hover{color:var(--ink)}.surligne .btn-ghost svg{transition:transform .15s}.surligne .btn-ghost:hover svg{transform:translate(3px)}.surligne .hero-right{position:relative}.surligne .doc-preview{background:var(--warm-white);border:1px solid var(--border);border-radius:10px;padding:2rem 2rem 1.5rem;box-shadow:0 2px 24px #1c171212,0 1px 4px #1c17120a;position:relative}.surligne .doc-topbar{display:flex;align-items:center;gap:10px;margin-bottom:1.75rem;padding-bottom:1rem;border-bottom:1px solid var(--border-light)}.surligne .doc-dots{display:flex;gap:5px}.surligne .doc-dot{width:9px;height:9px;border-radius:50%;background:var(--border)}.surligne .doc-filename{font-size:12px;color:var(--ink-light);font-weight:400;margin-left:4px}.surligne .doc-body{font-family:var(--font-serif);font-size:14.5px;line-height:1.85;color:var(--ink-mid)}.surligne .doc-body p{margin-bottom:1rem}.surligne .doc-body p:last-child{margin-bottom:0}.surligne .hl{background:var(--highlight);border-radius:2px;padding:1px 3px 0;color:var(--ink);position:relative}.surligne .mini-menu-container{margin-top:10px;margin-left:0}.surligne .mini-menu{display:inline-flex;background:var(--warm-white);border:1px solid var(--border);border-radius:7px;overflow:hidden;box-shadow:0 4px 16px #1c17121a,0 1px 3px #1c17120f}.surligne .mini-btn{display:flex;align-items:center;gap:6px;padding:8px 14px;font-family:var(--font-sans);font-size:13px;font-weight:400;color:var(--ink-mid);background:none;border:none;border-right:1px solid var(--border-light);cursor:pointer;white-space:nowrap;transition:background .12s,color .12s}.surligne .mini-btn:last-child{border-right:none}.surligne .mini-btn:hover{background:var(--parchment);color:var(--ink)}.surligne .mini-btn-icon{width:14px;height:14px;opacity:.55;flex-shrink:0}.surligne .section-divider{max-width:1080px;margin:0 auto;padding:0 2rem;border:none;border-top:1px solid var(--border-light)}.surligne .how{max-width:1080px;margin:0 auto;padding:96px 2rem}.surligne .section-label{font-size:11px;font-weight:500;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-faint);margin-bottom:3rem}.surligne .how-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:0;border:1px solid var(--border);border-radius:10px;overflow:hidden;background:var(--warm-white)}.surligne .how-step{padding:2.5rem 2rem;border-right:1px solid var(--border-light)}.surligne .how-step:last-child{border-right:none}.surligne .how-step-num{font-family:var(--font-serif);font-size:13px;color:var(--ink-faint);margin-bottom:1.25rem;font-style:italic}.surligne .how-step-icon{width:36px;height:36px;margin-bottom:1rem}.surligne .how-step-title{font-family:var(--font-serif);font-size:20px;font-weight:400;color:var(--ink);margin-bottom:.6rem;letter-spacing:-.01em}.surligne .how-step-desc{font-size:14px;color:var(--ink-light);line-height:1.65}.surligne .actions-section{background:var(--parchment);border-top:1px solid var(--border);border-bottom:1px solid var(--border);padding:96px 2rem}.surligne .actions-inner{max-width:1080px;margin:0 auto}.surligne .actions-header{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:end;margin-bottom:3.5rem}.surligne .actions-title{font-family:var(--font-serif);font-size:38px;font-weight:400;line-height:1.2;color:var(--ink);letter-spacing:-.02em}.surligne .actions-desc{font-size:15px;color:var(--ink-mid);line-height:1.7}.surligne .actions-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem}.surligne .action-card{background:var(--warm-white);border:1px solid var(--border);border-radius:8px;padding:1.75rem}.surligne .action-card-header{display:flex;align-items:center;gap:10px;margin-bottom:1rem}.surligne .action-pill{display:inline-flex;align-items:center;gap:6px;background:var(--ivory);border:1px solid var(--border);border-radius:20px;font-size:13px;font-weight:500;color:var(--ink);padding:5px 14px}.surligne .action-card-title{font-family:var(--font-serif);font-size:19px;font-weight:400;color:var(--ink);margin-bottom:.5rem}.surligne .action-card-desc{font-size:14px;color:var(--ink-light);line-height:1.65}.surligne .action-example{margin-top:1.25rem;padding:1rem;background:var(--parchment);border-radius:6px;border-left:2px solid var(--highlight-deep);font-family:var(--font-serif);font-size:13.5px;color:var(--ink-mid);line-height:1.6;font-style:italic}.surligne .usecases{max-width:1080px;margin:0 auto;padding:96px 2rem}.surligne .usecases-header{margin-bottom:3rem;display:flex;align-items:baseline;justify-content:space-between}.surligne .usecases-title{font-family:var(--font-serif);font-size:36px;font-weight:400;color:var(--ink);letter-spacing:-.02em}.surligne .usecases-list{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border:1px solid var(--border);border-radius:10px;overflow:hidden}.surligne .usecase-item{padding:1.75rem 1.5rem;border-right:1px solid var(--border-light);background:var(--warm-white)}.surligne .usecase-item:last-child{border-right:none}.surligne .usecase-role{font-size:11px;font-weight:500;text-transform:uppercase;letter-spacing:.08em;color:var(--ink-faint);margin-bottom:.5rem}.surligne .usecase-doc{font-family:var(--font-serif);font-size:15px;color:var(--ink);margin-bottom:.4rem}.surligne .usecase-detail{font-size:13px;color:var(--ink-light);line-height:1.5}.surligne .formats{background:var(--parchment);border-top:1px solid var(--border);border-bottom:1px solid var(--border);padding:72px 2rem}.surligne .formats-inner{max-width:1080px;margin:0 auto;display:grid;grid-template-columns:280px 1fr;gap:60px;align-items:center}.surligne .formats-title{font-family:var(--font-serif);font-size:28px;font-weight:400;color:var(--ink);letter-spacing:-.01em;margin-bottom:.75rem}.surligne .formats-sub{font-size:14px;color:var(--ink-light);line-height:1.6}.surligne .formats-tags{display:flex;flex-wrap:wrap;gap:8px}.surligne .format-tag{display:inline-flex;align-items:center;gap:6px;background:var(--warm-white);border:1px solid var(--border);border-radius:5px;font-size:13px;color:var(--ink-mid);padding:7px 13px;font-weight:400}.surligne .format-tag-icon{width:14px;height:14px;opacity:.45}.surligne .pricing{max-width:1080px;margin:0 auto;padding:96px 2rem}.surligne .pricing-header{text-align:center;margin-bottom:3.5rem}.surligne .pricing-title{font-family:var(--font-serif);font-size:38px;font-weight:400;color:var(--ink);letter-spacing:-.02em;margin-bottom:.75rem}.surligne .pricing-sub{font-size:15px;color:var(--ink-light)}.surligne .pricing-grid{display:grid;grid-template-columns:1fr 1fr;gap:1.25rem;max-width:680px;margin:0 auto}.surligne .pricing-card{background:var(--warm-white);border:1px solid var(--border);border-radius:10px;padding:2rem}.surligne .pricing-card.featured{background:var(--ink);border-color:var(--ink)}.surligne .pricing-tier{font-size:11px;font-weight:500;text-transform:uppercase;letter-spacing:.1em;color:var(--ink-light);margin-bottom:1.25rem}.surligne .pricing-card.featured .pricing-tier{color:var(--ink-faint)}.surligne .pricing-price{font-family:var(--font-serif);font-size:40px;font-weight:400;color:var(--ink);letter-spacing:-.02em;line-height:1;margin-bottom:.25rem}.surligne .pricing-card.featured .pricing-price{color:var(--ivory)}.surligne .pricing-period{font-size:13px;color:var(--ink-light);margin-bottom:1.75rem}.surligne .pricing-card.featured .pricing-period{color:var(--ink-faint)}.surligne .pricing-features{list-style:none;margin-bottom:2rem}.surligne .pricing-features li{font-size:14px;color:var(--ink-mid);padding:7px 0;border-bottom:1px solid var(--border-light);display:flex;align-items:center;gap:8px}.surligne .pricing-features li:last-child{border-bottom:none}.surligne .pricing-card.featured .pricing-features li{color:#f2ede1b3;border-color:#ffffff14}.surligne .check-icon{width:14px;height:14px;flex-shrink:0}.surligne .pricing-btn{display:block;width:100%;text-align:center;padding:10px 20px;border-radius:5px;font-size:14px;font-weight:500;text-decoration:none;cursor:pointer;transition:opacity .15s;background:var(--parchment);border:1px solid var(--border);color:var(--ink)}.surligne .pricing-card.featured .pricing-btn{background:var(--highlight);border-color:transparent;color:var(--ink)}.surligne .pricing-btn:hover{opacity:.75}.surligne .quote-section{background:var(--parchment);border-top:1px solid var(--border);border-bottom:1px solid var(--border);padding:80px 2rem}.surligne .quote-inner{max-width:680px;margin:0 auto;text-align:center}.surligne .quote-text{font-family:var(--font-serif);font-size:26px;font-weight:400;font-style:italic;color:var(--ink);line-height:1.5;letter-spacing:-.01em;margin-bottom:1.5rem}.surligne .quote-text .hl-quote{background:var(--highlight);border-radius:2px;padding:1px 3px;font-style:normal}.surligne .quote-attr{font-size:13px;color:var(--ink-light)}.surligne .quote-attr strong{color:var(--ink-mid);font-weight:500}.surligne .final-cta{max-width:1080px;margin:0 auto;padding:120px 2rem;text-align:center}.surligne .final-title{font-family:var(--font-serif);font-size:52px;font-weight:400;color:var(--ink);letter-spacing:-.02em;line-height:1.15;margin-bottom:1.25rem}.surligne .final-sub{font-size:16px;color:var(--ink-light);margin-bottom:2.5rem;max-width:420px;margin-left:auto;margin-right:auto;line-height:1.6}.surligne footer{border-top:1px solid var(--border-light);padding:2rem}.surligne .footer-inner{max-width:1080px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;gap:1rem}.surligne .footer-left{display:flex;align-items:center;gap:10px}.surligne .footer-wordmark{font-family:var(--font-serif);font-size:15px;color:var(--ink-mid)}.surligne .footer-copy{font-size:13px;color:var(--ink-faint)}.surligne .footer-links{display:flex;gap:1.5rem;list-style:none}.surligne .footer-links a{font-size:13px;color:var(--ink-light);text-decoration:none;transition:color .12s}.surligne .footer-links a:hover{color:var(--ink)}@media (max-width: 768px){.surligne .hero{grid-template-columns:1fr;gap:3rem;padding-top:100px}.surligne .hero-h1{font-size:38px}.surligne .hero-right{display:none}.surligne .how-grid{grid-template-columns:1fr}.surligne .how-step{border-right:none;border-bottom:1px solid var(--border-light)}.surligne .how-step:last-child{border-bottom:none}.surligne .actions-header{grid-template-columns:1fr;gap:1rem}.surligne .actions-title{font-size:28px}.surligne .actions-grid{grid-template-columns:1fr}.surligne .usecases-list{grid-template-columns:1fr 1fr}.surligne .usecase-item:nth-child(2){border-right:none}.surligne .usecase-item:nth-child(1),.surligne .usecase-item:nth-child(2){border-bottom:1px solid var(--border-light)}.surligne .formats-inner{grid-template-columns:1fr;gap:2rem}.surligne .pricing-grid{grid-template-columns:1fr}.surligne .final-title{font-size:36px}.surligne .footer-inner{flex-direction:column;align-items:flex-start;gap:1rem}.surligne .nav-links{display:none}}@media (prefers-reduced-motion: reduce){.surligne *,.surligne *:before,.surligne *:after{animation:none!important;transition:none!important}}.landing{--ivory: #FAF8F3;--parchment: #F2EDE1;--highlight: #F0E68C;--ink: #1C1712;--ink-mid: #4A4235;--ink-light: #8C7F6E;--ink-faint: #C5BAA8;--warm-white: #FDFCF9;--border: #DDD5C4;--border-light: #EAE3D6;--font-serif: "Lora", Georgia, serif;--font-sans: "Inter", system-ui, sans-serif;min-height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:100px 24px 60px;background:var(--ivory);color:var(--ink);font-family:var(--font-sans);-webkit-font-smoothing:antialiased;transition:background .15s ease}.landing-nav{position:fixed;top:0;left:0;right:0;z-index:100;background:#faf8f3eb;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--border-light)}.landing-nav-inner{max-width:1080px;margin:0 auto;padding:0 2rem;height:60px;display:flex;align-items:center}.landing-logo{display:flex;align-items:center;gap:10px;text-decoration:none}.landing-logomark{width:28px;height:28px;background:var(--ink);border-radius:5px;display:flex;align-items:center;justify-content:center;flex-shrink:0}.landing-wordmark{font-family:var(--font-serif);font-size:18px;font-weight:400;color:var(--ink);letter-spacing:-.01em}.landing .wrap{text-align:center;max-width:560px;width:100%}.landing .eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:500;letter-spacing:.08em;text-transform:uppercase;color:var(--ink-light);margin-bottom:1.5rem}.landing .eyebrow:before,.landing .eyebrow:after{content:"";display:block;width:20px;height:1px;background:var(--ink-faint)}.landing .title{font-family:var(--font-serif);font-size:clamp(30px,5vw,42px);font-weight:400;line-height:1.15;letter-spacing:-.02em;color:var(--ink);margin-bottom:1.25rem}.landing .title em{font-style:italic;color:var(--ink-mid)}.landing .sub{font-size:16px;color:var(--ink-mid);line-height:1.7;max-width:420px;margin:0 auto 2.5rem}.landing .upload-zone{position:relative;border:1.5px dashed var(--border);border-radius:10px;padding:48px 32px;background:var(--warm-white);box-shadow:0 2px 24px #1c17120d,0 1px 4px #1c171208;cursor:pointer;transition:border-color .15s ease,background .15s ease,box-shadow .15s ease}.landing .upload-zone:hover{border-color:var(--ink-light);box-shadow:0 4px 28px #1c171214,0 1px 4px #1c17120a}.landing .upload-zone:hover .upload-icon{transform:translateY(-3px)}.landing .upload-zone input[type=file]{position:absolute;top:0;right:0;bottom:0;left:0;opacity:0;cursor:pointer;width:100%;height:100%}.landing .upload-icon{display:block;margin:0 auto 18px;transition:transform .2s ease}.landing .upload-label{display:block;font-family:var(--font-serif);font-size:19px;font-weight:500;letter-spacing:-.01em;color:var(--ink);margin-bottom:6px}.landing .upload-hint{display:block;font-size:14px;color:var(--ink-light)}.landing .formats-note{display:inline-flex;align-items:center;gap:6px;margin-top:1.5rem;font-size:13px;color:var(--ink-light)}.landing.drag-over{background:var(--parchment)}.landing.drag-over .upload-zone{border-color:var(--ink);background:var(--warm-white);box-shadow:0 4px 32px #1c17121a,0 1px 4px #1c17120d}.reader-page{--ivory: #FAF8F3;--parchment: #F2EDE1;--highlight: #F0E68C;--ink: #1C1712;--ink-mid: #4A4235;--ink-light: #8C7F6E;--ink-faint: #C5BAA8;--warm-white: #FDFCF9;--border: #DDD5C4;--border-light: #EAE3D6;--panel-bg: #F7F4EE;--blue: #dce7ff;--green: #dfeee5;--sidebar-w: 280px;--topbar-h: 52px;height:100vh;overflow:hidden;background:var(--ivory);color:var(--ink);font-family:Inter,system-ui,sans-serif;font-size:15px;line-height:1.6;-webkit-font-smoothing:antialiased;display:flex;flex-direction:column}.reader-page .topbar{height:var(--topbar-h);background:var(--warm-white);border-bottom:1px solid var(--border-light);display:flex;align-items:center;padding:0 1.25rem;flex-shrink:0;z-index:50}.topbar-logo{display:flex;align-items:center;gap:8px;background:none;border:none;padding:0;cursor:pointer;flex-shrink:0;margin-right:1.5rem}.logomark{width:24px;height:24px;background:var(--ink);border-radius:4px;display:flex;align-items:center;justify-content:center}.wordmark{font-family:Lora,serif;font-size:16px;font-weight:400;color:var(--ink);letter-spacing:-.01em}.topbar-divider{width:1px;height:20px;background:var(--border);margin:0 1.25rem}.topbar-doc{display:flex;align-items:center;gap:8px;flex:1;min-width:0}.doc-icon{width:18px;height:18px;color:var(--ink-faint);flex-shrink:0}.doc-name{font-size:13px;color:var(--ink-mid);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.doc-badge{font-size:11px;background:var(--parchment);border:1px solid var(--border);border-radius:3px;color:var(--ink-light);padding:1px 7px;flex-shrink:0}.topbar-actions{display:flex;align-items:center;gap:8px;margin-left:auto}.topbar-btn{display:flex;align-items:center;gap:6px;font-size:12px;font-family:Inter,sans-serif;color:var(--ink-light);background:none;border:1px solid var(--border);border-radius:4px;padding:5px 11px;cursor:pointer;transition:.12s;white-space:nowrap}.topbar-btn:hover{color:var(--ink);background:var(--parchment)}.topbar-progress{display:flex;align-items:center;gap:8px;font-size:12px;color:var(--ink-faint);padding:0 4px}.progress-bar-wrap{width:80px;height:3px;background:var(--border-light);border-radius:2px;overflow:hidden}.progress-bar-fill{height:100%;background:var(--ink-faint);border-radius:2px}.app-body{flex:1;display:flex;overflow:hidden;min-height:0}.sidebar{width:var(--sidebar-w);flex-shrink:0;background:var(--panel-bg);border-right:1px solid var(--border);display:flex;flex-direction:column;overflow:hidden}.sidebar-header{padding:1rem 1.25rem .75rem;border-bottom:1px solid var(--border-light)}.sidebar-title{font-size:11px;font-weight:500;letter-spacing:.08em;text-transform:uppercase;color:var(--ink-faint);margin-bottom:.75rem}.sidebar-tabs{display:flex;gap:2px}.sidebar-tab{font-size:12px;padding:4px 10px;border-radius:4px;border:1px solid transparent;background:none;color:var(--ink-light);cursor:pointer;font-family:Inter,sans-serif}.sidebar-tab.active{background:var(--warm-white);color:var(--ink);border-color:var(--border)}.sidebar-body{flex:1;overflow-y:auto;padding:.75rem 0}.toc-item{display:flex;align-items:flex-start;gap:8px;width:100%;text-align:left;background:none;border:none;font-family:Inter,sans-serif;padding:6px 1.25rem;font-size:13px;color:var(--ink-light);cursor:pointer;transition:.1s;line-height:1.4;border-left:2px solid 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