.v4l-topbar{border-bottom:1px solid var(--v4-line);background:var(--v4-bg);position:sticky;top:0;z-index:40}.v4l-topbar-inner{display:flex;align-items:center;justify-content:space-between;padding:16px 0;gap:16px}.v4l-topbar-back{display:inline-flex;align-items:center;gap:8px;font-size:13px;color:var(--v4-ink-soft);font-weight:500;transition:color .15s ease}.v4l-topbar-back:hover{color:var(--v4-coral)}.v4l-hero{border-bottom:1px solid var(--v4-line);padding:64px 0 48px}.v4l-hero-inner{max-width:720px;margin:0 auto}.v4l-kicker{font-family:var(--font-body,"Inter"),sans-serif;font-size:11px;font-weight:500;letter-spacing:.22em;text-transform:uppercase;color:var(--v4-ink-muted);margin-bottom:20px}.v4l-title{font-family:var(--font-editorial),Georgia,serif;font-weight:300;font-size:clamp(1.875rem,4vw,2.5rem);line-height:1.1;letter-spacing:-.02em;color:var(--v4-ink);margin:0 0 24px}.v4l-meta{display:flex;gap:12px;font-family:ui-monospace,SF Mono,monospace;font-size:12px;color:var(--v4-ink-muted);margin:0}.v4l-meta-label{text-transform:uppercase;letter-spacing:.1em}.v4l-meta-value{color:var(--v4-ink)}.v4l-body{padding:48px 0 96px}.v4l-content{max-width:720px;margin:0 auto}.v4l-toc{margin-bottom:56px;padding-bottom:32px;border-bottom:1px solid var(--v4-line)}.v4l-toc-kicker{font-family:var(--font-body,"Inter"),sans-serif;font-size:11px;font-weight:500;letter-spacing:.22em;text-transform:uppercase;color:var(--v4-ink-muted);margin-bottom:16px}.v4l-toc-list{list-style:none;display:flex;flex-direction:column;gap:6px}.v4l-toc-list,.v4l-toc-list li{padding:0;margin:0}.v4l-toc-list a{display:inline-flex;gap:12px;font-size:14px;line-height:1.5;color:var(--v4-ink-soft);text-decoration:none}.v4l-toc-list a:hover{color:var(--v4-coral)}.v4l-toc-num{font-family:ui-monospace,SF Mono,monospace;font-size:12px;color:var(--v4-ink-muted);min-width:24px}.v4l-prose{font-family:var(--font-body,"Inter"),sans-serif;font-size:15px;line-height:1.7;color:var(--v4-ink)}.v4l-prose>p:first-of-type{font-size:16px;color:var(--v4-ink-soft);margin-bottom:40px}.v4l-prose p{margin:0 0 16px;color:var(--v4-ink-soft)}.v4l-prose strong{color:var(--v4-ink);font-weight:600}.v4l-prose a{color:var(--v4-coral);text-decoration:underline;text-underline-offset:3px;transition:color .15s ease}.v4l-prose a:hover{color:var(--v4-coral-deep,var(--v4-coral))}.v4l-prose ol,.v4l-prose ul{margin:0 0 20px;padding-left:24px;color:var(--v4-ink-soft)}.v4l-prose ol li,.v4l-prose ul li{margin-bottom:6px;line-height:1.65}.v4l-prose .v4l-mono,.v4l-prose code{font-family:ui-monospace,SF Mono,monospace;font-size:.92em;color:var(--v4-ink)}.v4l-section{margin-bottom:48px;scroll-margin-top:80px}.v4l-section:last-child{margin-bottom:0}.v4l-section-title{font-family:var(--font-editorial),Georgia,serif;font-weight:400;font-size:1.25rem;line-height:1.3;color:var(--v4-ink);margin:0 0 16px}.v4l-section-num{font-family:ui-monospace,SF Mono,monospace;font-size:.85em;color:var(--v4-ink-muted);margin-right:4px}.v4l-prose h3,.v4l-section h3{font-family:var(--font-body,"Inter"),sans-serif;font-weight:600;font-size:.95rem;color:var(--v4-ink);margin:28px 0 10px}.v4l-prose table{width:100%;border-collapse:collapse;border:1px solid var(--v4-line);margin:16px 0 24px;font-size:14px}.v4l-prose thead{background:var(--v4-bg-alt)}.v4l-prose thead th{padding:12px;text-align:left;font-weight:600;font-size:12px;letter-spacing:.04em;text-transform:uppercase;color:var(--v4-ink);border-bottom:1px solid var(--v4-line)}.v4l-prose tbody td{padding:12px;vertical-align:top;color:var(--v4-ink-soft);line-height:1.55;border-top:1px solid var(--v4-line)}.v4l-prose tbody td.v4l-td-mono{font-family:ui-monospace,SF Mono,monospace;font-size:13px;color:var(--v4-ink);white-space:nowrap}.v4l-prose tbody td strong{color:var(--v4-ink)}.v4l-note{font-size:12px;color:var(--v4-ink-muted);margin:-12px 0 24px}.v4l-404{position:relative;min-height:calc(100vh - 65px);display:flex;align-items:center;justify-content:center;overflow:hidden;background:var(--v4-bg);padding:80px 24px}.v4l-404-inner{position:relative;z-index:5;text-align:center;max-width:760px}.v4l-404-kicker{font-family:var(--font-body,Inter),sans-serif;font-size:11px;font-weight:500;letter-spacing:.22em;text-transform:uppercase;color:var(--v4-ink-soft);margin-bottom:32px;display:inline-flex;align-items:center;gap:14px}.v4l-404-kicker:after,.v4l-404-kicker:before{content:"";display:inline-block;width:28px;height:1px;background:var(--v4-coral)}.v4l-404-number{position:relative;font-family:var(--font-editorial),Georgia,serif;font-style:italic;font-weight:300;font-size:clamp(8rem,20vw,16rem);line-height:.85;letter-spacing:-.06em;color:var(--v4-ink);opacity:.95;margin-bottom:24px}.v4l-404-number,.v4l-404-number-digit{display:inline-block}.v4l-404-number-middle{position:relative;color:var(--v4-coral);display:inline-block}.v4l-404-scissors{position:absolute;top:50%;left:50%;width:80px;height:80px;transform:translate(-50%,-50%) rotate(-15deg);color:var(--v4-ink);opacity:.8;pointer-events:none;animation:v4l-scissors-snap 3s ease-in-out infinite}@keyframes v4l-scissors-snap{0%,to{transform:translate(-50%,-50%) rotate(-15deg)}50%{transform:translate(-50%,-50%) rotate(-5deg) scale(1.05)}}@media (max-width:640px){.v4l-404-scissors{width:56px;height:56px}}.v4l-404-title{font-family:var(--font-editorial),Georgia,serif;font-style:italic;font-weight:300;font-size:clamp(1.5rem,3.5vw,2.5rem);line-height:1.15;color:var(--v4-ink);margin-bottom:20px;letter-spacing:-.02em}.v4l-404-title .v4l-404-coral,.v4l-404-title em{color:var(--v4-coral)}.v4l-404-body{font-size:15px;line-height:1.65;color:var(--v4-ink-soft);max-width:520px;margin:0 auto 40px}.v4l-404-body,.v4l-404-cta{font-family:var(--font-body,Inter),sans-serif}.v4l-404-cta{display:inline-flex;align-items:center;gap:12px;padding:16px 30px;background:var(--v4-coral);color:var(--v4-bg);font-size:14px;font-weight:500;letter-spacing:.02em;border-radius:999px;border:1px solid var(--v4-coral-deep);box-shadow:0 12px 30px -10px rgba(232,72,85,.5);transition:all .3s cubic-bezier(.22,1,.36,1)}.v4l-404-cta:hover{background:var(--v4-ink);border-color:var(--v4-ink);transform:translateY(-2px);box-shadow:0 16px 40px -10px rgba(24,18,12,.4)}.v4l-404-cta-arrow{transition:transform .3s ease}.v4l-404-cta:hover .v4l-404-cta-arrow{transform:translateX(-4px)}.v4l-404-aux{margin-top:32px;font-family:ui-monospace,SF Mono,monospace;font-size:11px;letter-spacing:.18em;text-transform:uppercase;color:var(--v4-ink-muted)}.v4l-404-aux a{color:var(--v4-coral);text-decoration:underline;text-underline-offset:3px}.v4l-404 .v4-cran{z-index:6}.v4l-404-watermark{position:absolute;bottom:-10%;left:50%;transform:translateX(-50%);font-family:var(--font-editorial),Georgia,serif;font-style:italic;font-weight:300;font-size:clamp(280px,60vw,720px);line-height:.78;color:var(--v4-coral);opacity:.04;pointer-events:none;user-select:none;z-index:1;letter-spacing:-.06em;white-space:nowrap}