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var(--brass);outline-offset:12px}.envelope-stack{display:block;position:relative;width:100%;aspect-ratio:480 / 300;transform-style:preserve-3d;filter:drop-shadow(0 22px 36px rgba(0,0,0,.45));transition:filter .45s ease,transform .45s ease}.envelope.is-open .envelope-stack{filter:drop-shadow(0 18px 28px rgba(0,0,0,.35));animation:none;transform:none}.envelope-svg{display:block;width:100%;height:auto;aspect-ratio:480 / 300;position:relative;z-index:2;overflow:visible;pointer-events:none}.env-body{fill:#efe6d6;stroke:#6e583a38;stroke-width:2}.env-inner{fill:#e2d5c0}.env-fold-l{fill:#e8dcc8;stroke:#644e321f;stroke-width:1}.env-fold-r{fill:#ddd0b8;stroke:#644e321f;stroke-width:1}.env-lip{fill:#f0e6d6;stroke:#644e321a;stroke-width:1}.env-flap{transform-box:view-box;transform-origin:240px 48px;transition:transform .85s cubic-bezier(.22,1,.36,1)}.env-flap path:first-child{fill:#f7f1e6;stroke:#6e583a33;stroke-width:1.5;stroke-linejoin:round}.env-flap-edge{stroke:#785f3c2e;stroke-width:1.25}.env-seal{fill:#b84a32;stroke:#ffd2aa59;stroke-width:1.5;transition:opacity .4s ease}.env-seal-ring{stroke:#ffe6c859;stroke-width:1.25;transition:opacity .4s ease}.envelope.is-open .env-flap{transform:rotateX(185deg)}.envelope.is-open .env-seal,.envelope.is-open .env-seal-ring{opacity:0}.paper{position:absolute;left:8%;right:8%;top:12%;z-index:1;max-height:70%;background:linear-gradient(180deg,rgba(255,252,245,.12),transparent 28%),linear-gradient(160deg,#fffcf5,#f4ead8);border-radius:3px;box-shadow:0 10px 24px #0003;transform:translateY(28%);opacity:0;overflow:hidden;color:#2c2418;text-align:left;pointer-events:none;visibility:hidden;transition:opacity .35s ease,transform .7s cubic-bezier(.22,1,.36,1),visibility .35s}.envelope.is-open .paper{position:relative;left:auto;right:auto;top:auto;order:-1;width:min(100%,34rem);max-height:min(68vh,640px);margin:-2.5rem auto .75rem;z-index:5;opacity:1;visibility:visible;transform:none;overflow-x:hidden;overflow-y:auto;-webkit-overflow-scrolling:touch;overscroll-behavior:contain;touch-action:pan-y;pointer-events:auto;box-shadow:0 16px 40px #00000059}.paper-lines{position:absolute;top:12%;right:8%;bottom:10%;left:8%;background-image:repeating-linear-gradient(transparent 0,transparent 27px,rgba(120,90,50,.1) 28px);pointer-events:none;opacity:.4}.paper-body{position:relative;padding:1.45rem 1.3rem 1.5rem;font-family:Cormorant Garamond,Georgia,serif;font-size:clamp(1.05rem,2.2vw,1.28rem);line-height:1.5;font-weight:500}.paper-body p{margin:0 0 .8rem;color:#2c2418;text-wrap:pretty}.paper-body p:last-child{margin-bottom:0}.letter-hello{font-size:1.35em;font-weight:600;color:#6b4f2e!important;margin-bottom:1rem!important}.letter-sign{margin-top:1.25rem!important;margin-bottom:0!important;font-family:Cormorant Garamond,Georgia,serif!important;font-size:1.55rem!important;font-weight:600;color:#6b4f2e!important}.envelope-hint{margin:0;font-size:clamp(1.25rem,3.2vw,1.65rem);letter-spacing:.02em;text-transform:none;color:#e6edf5d1;font-weight:500;font-family:Cormorant Garamond,Georgia,serif;font-style:italic;transition:opacity .4s ease}.envelope:not(.is-open) .envelope-stack{animation:envelope-pulse 2.4s ease-in-out infinite}@keyframes envelope-pulse{0%,to{transform:translateY(0)}50%{transform:translateY(-8px)}}.envelope:not(.is-open) .envelope-hit:hover .envelope-stack,.envelope:not(.is-open) .envelope-hit:focus-visible .envelope-stack{animation:none;transform:translateY(-10px) rotate(-.6deg)}.letter-stage:has(.envelope.is-open) .envelope-hint{opacity:0;pointer-events:none}@media (max-width: 720px){.envelope{width:min(100%,92vw)}.envelope.is-open .paper{max-height:min(62vh,560px);margin-top:-1.5rem;width:100%}.paper-body{padding:1.2rem 1.05rem 1.25rem}.envelope-hint{font-size:clamp(1.2rem,5vw,1.45rem)}}.finale .scene-lead{margin-inline:auto}.finale{position:relative;z-index:1;min-height:100svh;display:grid;place-items:center;text-align:center;padding:5rem 1.25rem;border-top:1px solid rgba(230,237,245,.08)}.finale-inner{width:min(36rem,100%)}.chapter-field{display:grid;gap:.65rem;margin:2rem auto 0;text-align:left}.field-label{font-size:.62rem;letter-spacing:.14em;text-transform:uppercase;color:#e6edf566;font-weight:600}.chapter-field input{width:100%;background:#121925cc;border:1px solid rgba(230,237,245,.16);color:var(--star);padding:.9rem 1rem;font-family:Manrope,system-ui,sans-serif;font-size:1.05rem;outline:none}.chapter-field input:focus{border-color:var(--signal)}.chapter-saved{margin-top:1rem;color:var(--brass);font-weight:500}.finale-foot{margin-top:3rem;font-size:.65rem;letter-spacing:.14em;text-transform:uppercase;color:#e6edf559}html.lenis,html.lenis body{height:auto}.lenis:not(.lenis-autoToggle).lenis-stopped{overflow:clip}.lenis [data-lenis-prevent],.lenis [data-lenis-prevent-wheel],.lenis [data-lenis-prevent-touch],.lenis [data-lenis-prevent-vertical],.lenis [data-lenis-prevent-horizontal]{overscroll-behavior:contain}.lenis.lenis-smooth iframe{pointer-events:none}.lenis.lenis-autoToggle{transition-property:overflow;transition-duration:1ms;transition-behavior:allow-discrete}