@keyframes pulse{0%,to{opacity:1;transform:scale(1)}50%{opacity:.7;transform:scale(1.25)}}@keyframes rise{0%{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}@keyframes marquee{0%{transform:translate(0)}to{transform:translate(-50%)}}@keyframes aurora-drift{0%{transform:translate(0)scale(1)rotate(0)}50%{transform:translate(-2.5%,1.5%)scale(1.04)rotate(.6deg)}to{transform:translate(2%,-1.2%)scale(1.06)rotate(-.6deg)}}@keyframes rail-slide{0%{background-position:0 0}to{background-position:-80px 0}}@keyframes float-y{0%{transform:translateY(0)}to{transform:translateY(-26px)}}@keyframes shimmer{0%,to{transform:translate(-100%)}50%{transform:translate(100%)}}.op-landing{--c-blue:#0096c8;--c-blue-deep:#006b96;--c-blue-tint:#e6f4fa;--c-green:#1e4e6e;--c-green-deep:#0e3247;--c-green-tint:#e2eef5;--c-ink:#0f1722;--c-ink-2:#2a3340;--c-muted:#6b7385;--c-line:#e6e9ef;--c-line-2:#f0f2f6;--c-bg:#fff;--c-bg-soft:#f7f8fb;--c-bg-warm:#fafaf7;--f-sans:"Inter", system-ui, -apple-system, 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.density-balanced{--s-7:48px;--s-8:64px;--s-9:96px;--s-10:128px;--section-y:112px}.op-landing .density-airy{--s-7:64px;--s-8:96px;--s-9:128px;--s-10:176px;--section-y:160px}.op-landing .type-inter{--f-sans:"Inter", system-ui, sans-serif;--f-display:"Inter", system-ui, sans-serif}.op-landing .type-helvetica{--f-sans:"Helvetica Neue", Helvetica, Arial, sans-serif;--f-display:"Helvetica Neue", Helvetica, Arial, sans-serif}.op-landing .type-serif{--f-sans:"Inter", system-ui, sans-serif;--f-display:"Instrument Serif", "EB Garamond", Georgia, serif}.op-landing .type-mono-mix{--f-sans:"Inter", system-ui, sans-serif;--f-display:"JetBrains Mono", ui-monospace, monospace}.op-landing .wrap{max-width:var(--maxw);padding:0 var(--s-5);margin:0 auto}.op-landing .topbar{z-index:50;-webkit-backdrop-filter:saturate(160%)blur(14px);border-bottom:1px solid var(--c-line);background:#ffffffdb;position:sticky;top:0}.op-landing .topbar-inner{justify-content:space-between;align-items:center;height:64px;display:flex}.op-landing .brand{letter-spacing:-.01em;align-items:center;gap:10px;font-weight:600;display:flex}.op-landing .brand-mark{width:32px;height:32px}.op-landing .brand-name{font-family:var(--f-display);font-size:17px}.op-landing .brand-name em{color:var(--c-muted);margin-left:4px;font-style:normal;font-weight:400}.op-landing .nav{align-items:center;gap:var(--s-5);display:flex}.op-landing .nav a{color:var(--c-ink-2);opacity:.85;font-size:14px}.op-landing .nav a:hover{color:var(--c-blue-deep);opacity:1}.op-landing .nav .pill{color:var(--c-muted);align-items:center;gap:6px;font-size:12px;display:flex}.op-landing .nav .pill .dot{background:var(--c-green);border-radius:50%;width:7px;height:7px;box-shadow:0 0 0 3px #1e4e6e2e}.op-landing .nav .pill .dot.pulse{animation:2s infinite pulse}.op-landing .btn{border-radius:var(--r-md);align-items:center;gap:8px;padding:12px 18px;font-size:14px;font-weight:500;transition:transform .15s,background .15s,box-shadow .15s;display:inline-flex}.op-landing .btn:active{transform:translateY(1px)}.op-landing .btn-primary{background:var(--c-ink);color:#fff}.op-landing .btn-primary:hover{background:var(--c-blue-deep)}.op-landing .btn-brand{background:linear-gradient(135deg, var(--c-blue) 0%, var(--c-green) 100%);color:#fff;box-shadow:0 6px 20px #006b9633}.op-landing .btn-ghost{color:var(--c-ink);border:1px solid var(--c-line);background:0 0}.op-landing .btn-ghost:hover{background:var(--c-bg-soft);border-color:var(--c-ink-2)}.op-landing .btn-lg{padding:16px 24px;font-size:15px}.op-landing .btn-topbar{background:var(--c-blue-tint);color:var(--c-blue-deep)}.op-landing .btn-topbar:hover{background:var(--c-blue);color:#fff}.op-landing .color-green .btn-topbar{background:var(--c-green-tint);color:var(--c-green-deep)}.op-landing .color-green .btn-topbar:hover{background:var(--c-green-deep);color:#fff}.op-landing .color-neutral .btn-topbar{background:var(--c-bg-soft);color:var(--c-ink);border:1px solid var(--c-line)}.op-landing .color-neutral .btn-topbar:hover{background:var(--c-line-2)}.op-landing .eyebrow{font-family:var(--f-mono);letter-spacing:.08em;text-transform:uppercase;color:var(--c-blue-deep);border:1px solid var(--c-line);background:var(--c-bg);border-radius:999px;align-items:center;gap:8px;padding:6px 10px;font-size:12px;display:inline-flex}.op-landing .eyebrow:before{content:"";background:var(--c-green);border-radius:50%;width:6px;height:6px}.op-landing .h-display{font-family:var(--f-display);letter-spacing:-.025em;text-wrap:balance;font-size:clamp(40px,5.4vw,76px);font-weight:600;line-height:1.04}.op-landing .type-serif .h-display{letter-spacing:-.015em;font-size:clamp(48px,6.2vw,88px);font-weight:400;line-height:1.02}.op-landing .type-mono-mix .h-display{letter-spacing:-.04em;text-transform:none;font-size:clamp(36px,4.8vw,64px);font-weight:500}.op-landing .h-section{font-family:var(--f-display);letter-spacing:-.022em;text-wrap:balance;font-size:clamp(30px,3.4vw,46px);font-weight:600;line-height:1.1}.op-landing .type-serif .h-section{font-weight:400}.op-landing .lead{color:var(--c-ink-2);text-wrap:pretty;max-width:60ch;font-size:clamp(17px,1.4vw,20px);line-height:1.5}.op-landing section{padding:var(--section-y) 0;position:relative}.op-landing .section-head{gap:var(--s-3);margin-bottom:var(--s-7);flex-direction:column;max-width:760px;display:flex}.op-landing .section-head.center{text-align:center;align-items:center;margin-left:auto;margin-right:auto}.op-landing .hero{padding-top:var(--s-9);padding-bottom:var(--s-9);position:relative;overflow:hidden}.op-landing .hero-grid{gap:var(--s-7);align-items:end;display:grid}.op-landing .hero-grid.split{grid-template-columns:minmax(0,1.2fr) minmax(0,1fr)}.op-landing .hero-grid.center{text-align:center;grid-template-columns:1fr;justify-items:center}.op-landing .hero-grid.editorial{grid-template-columns:minmax(0,1.6fr) minmax(0,1fr);align-items:start}@media (max-width:1024px){.op-landing .hero-grid.split,.op-landing .hero-grid.editorial{grid-template-columns:1fr}}.op-landing .hero-eyebrow-row{margin-bottom:var(--s-5);flex-wrap:wrap;align-items:center;gap:14px;display:flex}.op-landing .hero-title{margin-bottom:var(--s-5)}.op-landing .hero-lead{margin-bottom:var(--s-6)}.op-landing .hero-actions{gap:var(--s-3);flex-wrap:wrap;align-items:center;display:flex}.op-landing .hero-actions .meta{color:var(--c-muted);margin-left:var(--s-3);font-size:13px}.op-landing .hero-side{border-left:1px solid var(--c-line);padding-left:var(--s-6);align-self:stretch;gap:var(--s-5);flex-direction:column;display:flex}@media (max-width:1024px){.op-landing .hero-side{border-left:0;border-top:1px solid var(--c-line);padding-left:0;padding-top:var(--s-5)}}.op-landing .kpi-row{gap:var(--s-4) var(--s-5);grid-template-columns:repeat(2,1fr);display:grid}.op-landing .kpi{flex-direction:column;gap:2px;display:flex}.op-landing .kpi-n{font-family:var(--f-display);letter-spacing:-.02em;font-size:36px;font-weight:600;line-height:1}.op-landing .type-serif .kpi-n{font-size:44px;font-weight:400}.op-landing .kpi-l{color:var(--c-muted);text-transform:uppercase;letter-spacing:.06em;font-size:12px;font-family:var(--f-mono)}.op-landing .hero-art{z-index:-1;pointer-events:none;position:absolute;inset:0;overflow:hidden}.op-landing .hero-art .rails{background-image:linear-gradient(90deg,#0000 0% 100%),repeating-linear-gradient(90deg,#0000 0 78px,#0f17220f 78px 80px);height:60%;position:absolute;bottom:-2%;left:-10%;right:-10%;-webkit-mask-image:linear-gradient(#0000 10%,#000 100%);mask-image:linear-gradient(#0000 10%,#000 100%)}.op-landing .hero-art .rails:before,.op-landing .hero-art .rails:after{content:"";background:#0f172214;height:2px;position:absolute;left:0;right:0}.op-landing .hero-art .rails:before{top:30%}.op-landing .hero-art .rails:after{top:60%}.op-landing .hero-art .glow{background:radial-gradient(closest-side,#0096c829,#0096c800 70%);border-radius:50%;width:720px;height:720px;position:absolute;top:-240px;right:-200px}.op-landing .hero-art .glow-2{background:radial-gradient(closest-side,#1e4e6e2e,#1e4e6e00 70%);border-radius:50%;width:560px;height:560px;position:absolute;bottom:-200px;left:-160px}.op-landing .word-gradient{background:linear-gradient(105deg, var(--c-blue) 0%, var(--c-green) 100%);color:#0000;-webkit-background-clip:text;background-clip:text}.op-landing .hero.bold{background:linear-gradient(180deg, var(--c-bg-warm) 0%, var(--c-bg) 100%)}.op-landing .hero.bold .hero-title{letter-spacing:-.04em;font-size:clamp(56px,9vw,140px);font-weight:600;line-height:.94}.op-landing .trust{padding:var(--s-6) 0;border-top:1px solid var(--c-line);border-bottom:1px solid var(--c-line);background:var(--c-bg-soft)}.op-landing .trust-inner{align-items:center;gap:var(--s-7);flex-wrap:wrap;justify-content:space-between;display:flex}.op-landing .trust-label{font-family:var(--f-mono);text-transform:uppercase;letter-spacing:.08em;color:var(--c-muted);font-size:12px}.op-landing .trust-logos{gap:var(--s-7);flex-wrap:wrap;align-items:center;display:flex}.op-landing .trust-logo{font-family:var(--f-display);color:var(--c-muted);letter-spacing:-.01em;opacity:.75;font-size:17px;font-weight:600;transition:opacity .2s,color .2s}.op-landing .trust-logo:hover{opacity:1;color:var(--c-ink-2)}.op-landing .trust-logo .tag{font-family:var(--f-mono);letter-spacing:.06em;color:var(--c-muted);margin-top:2px;font-size:10px;font-weight:400;display:block}.op-landing .services-grid{gap:var(--s-4);grid-template-columns:repeat(3,1fr);display:grid}@media (max-width:900px){.op-landing .services-grid{grid-template-columns:1fr}}.op-landing .svc{background:var(--c-bg);border:1px solid var(--c-line);border-radius:var(--r-lg);padding:var(--s-6) var(--s-5) var(--s-5);transition:transform .25s,border-color .25s,box-shadow .25s;position:relative;overflow:hidden}.op-landing .svc:hover{border-color:#0096c866;transform:translateY(-2px);box-shadow:0 12px 30px -10px #006b962e}.op-landing .svc-num{font-family:var(--f-mono);letter-spacing:.08em;color:var(--c-muted);margin-bottom:var(--s-5);justify-content:space-between;font-size:11px;display:flex}.op-landing .svc-num .ic{background:var(--c-blue-tint);width:28px;height:28px;color:var(--c-blue-deep);border-radius:50%;place-items:center;display:grid}.op-landing .svc:nth-child(3n+2) .svc-num .ic{background:var(--c-green-tint);color:var(--c-green-deep)}.op-landing .svc-title{font-family:var(--f-display);letter-spacing:-.015em;margin-bottom:var(--s-3);font-size:22px;font-weight:600;line-height:1.2}.op-landing .type-serif .svc-title{font-size:26px;font-weight:400}.op-landing .svc-desc{color:var(--c-ink-2);font-size:14px;line-height:1.55}.op-landing .svc-tags{margin-top:var(--s-5);flex-wrap:wrap;gap:6px;display:flex}.op-landing .svc-tag{font-family:var(--f-mono);background:var(--c-bg-soft);color:var(--c-muted);border:1px solid var(--c-line);border-radius:999px;padding:4px 8px;font-size:11px}.op-landing .services-grid.editorial{grid-template-columns:repeat(6,1fr);grid-auto-rows:minmax(220px,auto)}.op-landing .services-grid.editorial .svc:first-child{grid-column:span 4}.op-landing .services-grid.editorial .svc:nth-child(2),.op-landing .services-grid.editorial .svc:nth-child(3){grid-column:span 2}.op-landing .services-grid.editorial .svc:nth-child(4){grid-column:span 4}.op-landing .services-grid.editorial .svc:nth-child(5),.op-landing .services-grid.editorial .svc:nth-child(6){grid-column:span 3}@media (max-width:900px){.op-landing .services-grid.editorial{grid-template-columns:1fr}.op-landing .services-grid.editorial .svc{grid-column:span 1!important}}.op-landing .process-grid{grid-template-columns:repeat(4,1fr);gap:0;display:grid;position:relative}.op-landing .process-grid:before{content:"";background:repeating-linear-gradient(to right, var(--c-line) 0 6px, transparent 6px 12px);z-index:0;height:1px;position:absolute;top:36px;left:5%;right:5%}@media (max-width:900px){.op-landing .process-grid{grid-template-columns:1fr}.op-landing .process-grid:before{display:none}}.op-landing .step{padding-right:var(--s-5);z-index:1;position:relative}.op-landing .step-num{background:var(--c-bg);border:1px solid var(--c-line);width:72px;height:72px;font-family:var(--f-display);margin-bottom:var(--s-4);color:var(--c-blue-deep);border-radius:50%;place-items:center;font-size:28px;font-weight:600;display:grid}.op-landing .step:nth-child(2) .step-num{color:var(--c-green-deep)}.op-landing .step:nth-child(3) .step-num{color:var(--c-blue-deep)}.op-landing .step:nth-child(4) .step-num{color:var(--c-green-deep)}.op-landing .step-title{font-family:var(--f-display);letter-spacing:-.01em;margin-bottom:6px;font-size:18px;font-weight:600}.op-landing .step-desc{color:var(--c-ink-2);font-size:14px;line-height:1.5}.op-landing .why-grid{gap:var(--s-7);grid-template-columns:1fr 1fr;display:grid}@media (max-width:900px){.op-landing .why-grid{grid-template-columns:1fr}}.op-landing .why-list{gap:var(--s-3);flex-direction:column;display:flex}.op-landing .why-item{gap:var(--s-4);padding:var(--s-4) 0;border-top:1px solid var(--c-line);grid-template-columns:36px 1fr;display:grid}.op-landing .why-item:last-child{border-bottom:1px solid var(--c-line)}.op-landing .why-item .n{font-family:var(--f-mono);color:var(--c-muted);padding-top:3px;font-size:12px}.op-landing .why-item h4{font-family:var(--f-display);letter-spacing:-.01em;margin-bottom:4px;font-size:18px;font-weight:600}.op-landing .why-item p{color:var(--c-ink-2);font-size:14px;line-height:1.55}.op-landing .why-card{background:var(--c-ink);color:#fff;border-radius:var(--r-xl);padding:var(--s-7);gap:var(--s-5);flex-direction:column;display:flex;position:relative;overflow:hidden}.op-landing .why-card.duo{background:linear-gradient(135deg, var(--c-blue-deep) 0%, var(--c-green-deep) 100%)}.op-landing .why-card-eyebrow{font-family:var(--f-mono);letter-spacing:.08em;text-transform:uppercase;opacity:.7;font-size:11px}.op-landing .why-card-quote{font-family:var(--f-display);letter-spacing:-.01em;font-size:24px;line-height:1.35}.op-landing .type-serif .why-card-quote{font-size:28px;font-weight:400}.op-landing .why-card-meta{padding-top:var(--s-5);border-top:1px solid #ffffff2e;align-items:center;gap:12px;margin-top:auto;display:flex}.op-landing .why-card-meta .avatar{background:#ffffff2e;border-radius:50%;place-items:center;width:40px;height:40px;font-weight:600;display:grid}.op-landing .why-card-meta .name{font-size:14px;font-weight:500}.op-landing .why-card-meta .role{opacity:.7;font-size:12px}.op-landing .case{background:var(--c-ink);color:#fff;border-radius:var(--r-xl);padding:var(--s-7);gap:var(--s-7);grid-template-columns:1.2fr 1fr;align-items:center;display:grid;position:relative;overflow:hidden}.op-landing .case.brand-bg{background:linear-gradient(135deg,#052431 0%,#0f1722 60%,#0a1f2c 100%)}@media (max-width:900px){.op-landing .case{grid-template-columns:1fr}}.op-landing .case-bg-art{opacity:.3;pointer-events:none;background:radial-gradient(600px 200px at 80% 100%,#1e4e6e66,#0000 70%),radial-gradient(500px 200px at 20% 0,#0096c866,#0000 70%);position:absolute;inset:0}.op-landing .case>:not(.case-bg-art){z-index:1;position:relative}.op-landing .case-eyebrow{font-family:var(--f-mono);letter-spacing:.1em;text-transform:uppercase;opacity:.65;margin-bottom:var(--s-4);font-size:11px}.op-landing .case-quote{font-family:var(--f-display);letter-spacing:-.015em;font-size:clamp(22px,2.4vw,32px);line-height:1.3}.op-landing .type-serif .case-quote{font-weight:400}.op-landing .case-stats{gap:var(--s-5) var(--s-4);grid-template-columns:1fr 1fr;display:grid}.op-landing .case-stat .n{font-family:var(--f-display);letter-spacing:-.025em;font-size:44px;font-weight:600;line-height:1}.op-landing .case-stat .l{opacity:.7;font-size:12px;font-family:var(--f-mono);text-transform:uppercase;letter-spacing:.06em;margin-top:4px}.op-landing .case-meta{opacity:.7;padding-top:var(--s-5);margin-top:var(--s-5);gap:var(--s-3);border-top:1px solid #ffffff24;align-items:center;font-size:13px;display:flex}.op-landing .faq-list{flex-direction:column;display:flex}.op-landing .faq-item{border-top:1px solid var(--c-line);padding:var(--s-5) 0;cursor:pointer}.op-landing .faq-item:last-child{border-bottom:1px solid var(--c-line)}.op-landing .faq-q{justify-content:space-between;align-items:center;gap:var(--s-4);display:flex}.op-landing .faq-q h4{font-family:var(--f-display);letter-spacing:-.01em;font-size:19px;font-weight:500}.op-landing .faq-q 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.mock-head{border-color:var(--c-line);background:#ffffff0a}.op-landing .theme-dark .market-row{border-color:var(--c-line)}.op-landing .theme-dark .market-bids{border-color:var(--c-line);color:var(--c-ink-2);background:#ffffff0a}.op-landing .theme-dark .spot-mock-doc{background:linear-gradient(135deg, var(--c-bg-soft) 0%, #0f1722 100%)}.op-landing .theme-dark .doc-body{background:var(--c-bg);border-color:var(--c-line)}.op-landing .theme-dark .doc-row,.op-landing .theme-dark .doc-signed{border-color:var(--c-line)}.op-landing .theme-dark .doc-card{background:var(--c-bg);border-color:var(--c-line);color:var(--c-ink-2)}.op-landing .theme-dark .spot-list li svg{color:#6fcfe8;background:#0096c82e}.op-landing .menu-btn{border:1px solid var(--c-line);background:var(--c-bg);width:38px;height:38px;color:var(--c-ink);cursor:pointer;border-radius:999px;justify-content:center;align-items:center;display:none}.op-landing .menu-btn span{background:currentColor;width:16px;height:1.5px;transition:transform .2s,opacity .2s;display:block;position:relative}.op-landing .menu-btn span:before,.op-landing .menu-btn span:after{content:"";background:currentColor;height:1.5px;transition:transform .2s;position:absolute;left:0;right:0}.op-landing .menu-btn span:before{top:-5px}.op-landing .menu-btn span:after{top:5px}.op-landing .menu-btn[aria-expanded=true] span{background:0 0}.op-landing .menu-btn[aria-expanded=true] span:before{transform:translateY(5px)rotate(45deg)}.op-landing .menu-btn[aria-expanded=true] span:after{transform:translateY(-5px)rotate(-45deg)}@media (max-width:900px){.op-landing .menu-btn{display:inline-flex}.op-landing .nav{z-index:49;background:var(--c-bg);height:calc(100dvh - 64px);padding:var(--s-5) var(--s-5) var(--s-7);border-top:1px solid var(--c-line);flex-flow:wrap;align-content:flex-start;align-items:center;gap:0 12px;transition:transform .25s;display:flex;position:fixed;inset:64px 0 auto;overflow-y:auto;transform:translateY(-110%)}.op-landing .nav.open{transform:translateY(0)}.op-landing .nav>a:not(.btn-topbar){border-bottom:1px solid var(--c-line-2);opacity:1;flex:1 0 100%;padding:14px 8px;font-size:16px}.op-landing .nav .lang{flex:none;align-self:flex-start;margin-top:14px}.op-landing .nav .btn-topbar{flex:1 0 100%;justify-content:center;margin-top:14px}.op-landing body.nav-open{overflow:hidden}}