@font-face{font-family:Ma Shan Zheng Reunion;font-style:normal;font-weight:400;font-display:swap;src:url(/assets/fonts/ma-shan-zheng-reunion-v2.woff2)format("woff2")}:root{--canvas:#dbc6aa;--canvas-deep:#cdb493;--paper:#f5e5ca;--paper-warm:#efd8b5;--paper-fold:#e7c99e;--letter-paper:#f8f3ea;--letter-paper-deep:#eee7dc;--envelope:#e8cca5;--envelope-mid:#dfbd91;--envelope-deep:#d2ac7c;--ink:#322219;--ink-soft:#725f50;--red:#a4132a;--red-deep:#760b1c;--anniversary-red:var(--red);--font-serif:"Noto Serif CJK SC", "Source Han Serif SC", "Songti SC", SimSun, serif;--font-guestbook:"LXGW WenKai Screen", "LXGW WenKai", "Noto Serif CJK SC", "Source Han Serif SC", "Songti SC", SimSun, serif;--font-sans:system-ui, -apple-system, "PingFang SC", "Microsoft YaHei", sans-serif;--font-body:var(--font-sans);--gold:#a67835;--line:#5d46352e;--shadow-soft:0 14px 34px #3e2f241f, 0 3px 10px #3e2f2414;--shadow-paper:0 22px 58px #3e2f2424, 0 2px 8px #3e2f2412;--ease-reveal:cubic-bezier(.22, 1, .36, 1);--ease-fold:cubic-bezier(.65, 0, .35, 1);--stage-width:390px;color-scheme:light;color:var(--ink);background:var(--canvas);font-synthesis:none;font-family:Noto Serif CJK SC,Source Han Serif SC,Songti SC,SimSun,serif}*{box-sizing:border-box}html{background:var(--canvas);scroll-behavior:smooth;min-width:0;overflow-x:clip}body{background:radial-gradient(circle at 12% 5%, #fffaee70, transparent 25%), radial-gradient(circle at 90% 74%, #a4132a0a, transparent 24%), linear-gradient(100deg, transparent 0 62%, #7960470a 62% 63%, transparent 63%), var(--canvas);min-width:0;margin:0;overflow-x:clip}button,a,input,textarea{font:inherit}button,a{-webkit-tap-highlight-color:transparent}button{color:inherit}img,svg{max-width:100%}[hidden]{display:none!important}::selection{color:#fff;background:var(--red)}:focus-visible{outline:3px solid var(--red);outline-offset:4px}h1,h2,h3,p{margin-top:0}.opening-shell{display:none}.has-js .opening-shell{width:min(100%, var(--stage-width));min-height:100svh;padding:max(20px, env(safe-area-inset-top)) 18px max(24px, env(safe-area-inset-bottom));isolation:isolate;transition:opacity .26s ease, transform .62s var(--ease-reveal);grid-template-rows:auto minmax(300px,1fr) auto auto;align-content:stretch;margin-block:0;margin-inline:auto;display:grid;position:relative}.opening-shell:before{z-index:-1;content:"";pointer-events:none;border-inline:1px solid #664e3a17;position:absolute;inset:0 7px}.opening-copy{z-index:8;text-align:left;width:100%;padding-inline:4px;position:relative}.anniversary-mark{width:92px;height:auto;margin:0 0 14px;display:block}.event-identity{color:var(--red);letter-spacing:.11em;align-items:center;gap:10px;margin:0 0 12px;font-family:system-ui,-apple-system,PingFang SC,Microsoft YaHei,sans-serif;font-size:.72rem;font-weight:750;display:flex}.event-identity:after{content:"";background:linear-gradient(90deg,#a4132a94,#0000);flex:1;height:1px}.opening-copy h1{letter-spacing:-.035em;text-wrap:balance;max-width:7em;margin-bottom:10px;font-family:Ma Shan Zheng Reunion,Kaiti SC,STKaiti,KaiTi,serif;font-size:clamp(2.6rem,12.2vw,3.4rem);font-weight:400;line-height:1.02}.opening-copy h1 span,.paper-reel h2 span,.itinerary-heading h3 span{display:block}.opening-line{max-width:25em;color:var(--ink-soft);border-left:1px solid #a4132a8c;margin-bottom:0;padding-left:13px;font-size:clamp(.88rem,3.8vw,1rem);line-height:1.7}.mail-stack{perspective:1100px;width:calc(100% + 4px);height:clamp(310px,45svh,382px);margin:2px -2px 0;position:relative}.campus-postcard{z-index:3;aspect-ratio:1.54;width:87%;box-shadow:var(--shadow-soft);transform-origin:50% 100%;transition:opacity .36s ease, transform .68s var(--ease-reveal);background:#fff;border:1px solid #543f2f1f;margin:0;padding:10px;position:absolute;top:12px;left:3%;overflow:hidden;transform:rotate(-2.1deg)}.campus-postcard:before{z-index:1;content:"";pointer-events:none;border:1px solid #543f2f1a;position:absolute;inset:7px}.campus-postcard img{object-fit:contain;opacity:.96;width:96%;height:75%;position:absolute;bottom:4%;right:2%}.postcard-date,.postcard-address{z-index:2;color:var(--red-deep);font-variant-numeric:tabular-nums;letter-spacing:.06em;font-family:system-ui,-apple-system,PingFang SC,Microsoft YaHei,sans-serif;font-size:.64rem;font-weight:700;position:relative}.postcard-address{color:var(--ink-soft);position:absolute;bottom:9px;right:13px}.letter-edge{z-index:2;background:repeating-linear-gradient(91deg, #4e3b2c03 0 1px, transparent 1px 7px), var(--paper);transform-origin:50% 100%;width:82%;height:130px;transition:opacity .28s ease, transform .72s var(--ease-reveal);border:1px solid #543f2f17;place-items:start center;padding-top:20px;display:grid;position:absolute;top:76px;left:9%;overflow:hidden;transform:rotate(.7deg);box-shadow:0 10px 24px #3e2f241c}.letter-edge:after{content:"";background:linear-gradient(90deg,#0000,#a4132a75 15% 85%,#0000);height:1px;position:absolute;bottom:26px;left:12%;right:12%}.letter-edge span{color:var(--ink);letter-spacing:.02em;font-family:Ma Shan Zheng Reunion,Kaiti SC,STKaiti,KaiTi,serif;font-size:1.28rem}.envelope{z-index:5;aspect-ratio:1.64;filter:drop-shadow(0 15px 20px #3e2f2429);transform-origin:50% 100%;width:100%;transition:opacity .32s ease, transform .68s var(--ease-reveal);position:absolute;top:136px;left:0}.envelope-back,.envelope-letter,.envelope-fold,.envelope-flap{position:absolute;inset:0}.envelope-back{background:var(--envelope)}.envelope-letter{height:76%;color:var(--ink-soft);background:var(--paper);transition:transform .72s var(--ease-reveal);place-items:start center;padding-top:12%;display:grid;inset:12% 8% auto}.envelope-letter span{letter-spacing:.14em;font-family:system-ui,-apple-system,PingFang SC,Microsoft YaHei,sans-serif;font-size:.72rem}.envelope-fold-left{background:var(--envelope-mid);clip-path:polygon(0 0,56% 54%,0 100%)}.envelope-fold-right{background:var(--envelope-deep);clip-path:polygon(100% 0,44% 54%,100% 100%)}.envelope-fold-bottom{clip-path:polygon(0 100%,50% 44%,100% 100%);background:#f2eade}.envelope-flap{z-index:6;clip-path:polygon(0 0,100% 0,50% 59%);transform-origin:50% 0;backface-visibility:hidden;transition:transform .42s var(--ease-fold);background:linear-gradient(155deg,#faf5ed,#e5d9c9)}.envelope-address{z-index:8;color:var(--ink);letter-spacing:.02em;font-family:Ma Shan Zheng Reunion,Kaiti SC,STKaiti,KaiTi,serif;font-size:clamp(1.08rem,5vw,1.36rem);transition:opacity .17s;position:absolute;bottom:22%;right:13%;transform:rotate(-1.7deg)}.wax-seal{z-index:9;color:#f3c9b3;background:radial-gradient(circle at 35% 28%, #d84758, var(--red) 58%, var(--red-deep));border:3px solid #b42b40;border-radius:50%;place-items:center;width:52px;height:52px;font-family:Georgia,serif;font-size:.78rem;font-weight:700;transition:opacity .17s,transform .17s;display:grid;position:absolute;top:42%;left:50%;transform:translate(-50%,-50%);box-shadow:0 5px 11px #4a091647,inset 0 0 0 3px #ffe2cd2e}.message-peek{z-index:4;width:110px;min-height:78px;color:var(--ink-soft);transition:opacity .3s ease, transform .7s var(--ease-reveal);background:#fffaf1;border:1px solid #543f2f14;padding:12px 11px;font-family:Kaiti SC,STKaiti,KaiTi,serif;font-size:.82rem;line-height:1.55;position:absolute;top:52px;right:-1px;transform:rotate(3.4deg);box-shadow:0 8px 18px #3e2f241c}.open-letter{min-height:46px;color:var(--red-deep);letter-spacing:.05em;cursor:pointer;z-index:10;clip-path:polygon(0 0,46% 0,50% 6px,54% 0,100% 0,100% 100%,54% 100%,50% calc(100% - 6px),46% 100%,0 100%);background:#fffdf8f0;border:1px solid #a4132aa8;border-radius:0;justify-content:center;justify-self:center;align-items:center;gap:9px;min-width:min(82vw,310px);margin-top:-24px;padding:11px 20px;font-family:system-ui,-apple-system,PingFang SC,Microsoft YaHei,sans-serif;font-size:.94rem;font-weight:750;line-height:1.3;transition:color .15s,background-color .15s,box-shadow .15s,transform .15s;display:inline-flex;position:relative;box-shadow:0 9px 20px #3e2f241c}.open-letter svg{fill:none;stroke:currentColor;stroke-linecap:round;stroke-linejoin:round;stroke-width:1.8px;width:18px;height:18px}.opening-hint{color:var(--ink-soft);text-align:center;margin:10px 0 0;font-family:system-ui,-apple-system,PingFang SC,Microsoft YaHei,sans-serif;font-size:.72rem}.is-opening .wax-seal,.is-open .wax-seal{opacity:0;transform:translate(-50%,-50%)scale(.76)}.is-opening .envelope-address,.is-open .envelope-address{opacity:0}.is-opening .envelope-flap,.is-open .envelope-flap{transform:rotateX(178deg)}.is-opening .envelope,.is-open .envelope{transform:translateY(28px)scale(.985)}.is-opening .envelope-letter,.is-open .envelope-letter{transform:translateY(-42%)}.is-opening .letter-edge,.is-open .letter-edge{transform:translateY(-68px)rotate(.4deg)scale(1.02)}.is-opening .campus-postcard,.is-open .campus-postcard{opacity:.78;transform:translate(-7px,-10px)rotate(-3deg)}.is-opening .message-peek,.is-open .message-peek{opacity:0;transform:translate(12px,-42px)rotate(5deg)}.has-js.is-open .opening-shell{visibility:hidden;opacity:0;pointer-events:none;position:absolute;inset:0;transform:translateY(-18px)}.paper-reel{isolation:isolate;width:min(100% - 10px,720px);min-height:100svh;padding:max(46px, env(safe-area-inset-top)) 22px max(62px, env(safe-area-inset-bottom));background:radial-gradient(circle at 13% 6%, #fffaef7a, transparent 25%), radial-gradient(circle at 88% 39%, #ba91560d, transparent 23%), repeating-linear-gradient(92deg, #58463503 0 1px, transparent 1px 7px), repeating-linear-gradient(2deg, transparent 0 11px, #58463502 11px 12px), var(--paper);box-shadow:var(--shadow-paper);transition:opacity .36s ease, transform .68s var(--ease-reveal);margin:0 auto 24px;position:relative;overflow:clip}.paper-reel:before,.paper-reel:after{content:"";pointer-events:none;position:absolute}.paper-reel>[data-letter-sheet]{z-index:1;position:relative}.paper-reel:before{border-top:1px solid #5a463521;height:14px;top:0;left:14px;right:14px;box-shadow:0 5px 14px #5a46350d}.paper-reel:after{border:1px solid #a4132a14;border-radius:50%;width:82px;height:82px;bottom:15%;right:-31px}.has-js:not(.is-open) .paper-reel{visibility:hidden;opacity:0;pointer-events:none;height:0;min-height:0;margin:0 auto;padding-block:0;overflow:hidden;transform:translateY(-10svh)}.archive-home{min-height:calc(100svh - 108px);padding:0;position:relative}.letter-lead{max-width:34em;padding:10px 3px 0;position:relative}.letter-lead:after{content:"";background:linear-gradient(90deg, var(--red), #a4132a29, transparent);transform-origin:0;width:min(54%,210px);height:2px;margin-top:20px;display:block;transform:rotate(-1.4deg)}.letter-kicker,.archive-kicker{color:var(--red);font-variant-numeric:tabular-nums;letter-spacing:.13em;margin-bottom:12px;font-family:system-ui,-apple-system,PingFang SC,Microsoft YaHei,sans-serif;font-size:.72rem;font-weight:760}.paper-reel h1,.paper-reel h2{letter-spacing:-.035em;text-wrap:balance;margin-bottom:14px;font-family:Ma Shan Zheng Reunion,Kaiti SC,STKaiti,KaiTi,serif;font-size:clamp(2.7rem,13vw,4.15rem);font-weight:400;line-height:1.02}#letter-title:focus-visible,#schedule:focus-visible{outline-offset:4px;box-shadow:-4px 0 0 var(--red);outline:2px solid #0000}.paper-reel p{max-width:33em;color:var(--ink-soft);margin-bottom:0;font-size:clamp(.94rem,4vw,1.08rem);line-height:1.82}.event-itinerary{isolation:isolate;margin:clamp(34px,10vw,54px) -2px 0;padding:26px 10px 30px;position:relative}.event-itinerary:before{z-index:-1;background:color-mix(in srgb, var(--paper-warm) 78%, transparent);content:"";border:1px solid #5b45341a;position:absolute;inset:5px -8px 2px 1px;transform:rotate(-.35deg);box-shadow:0 12px 30px #3e2f240f}.event-itinerary:after{z-index:-1;content:"";background:#e1ca9b61;width:86px;height:18px;position:absolute;top:-4px;left:12%;transform:rotate(-2deg)}.event-itinerary .itinerary-title{margin:0 0 2px;font-size:clamp(1.72rem,8.5vw,2.35rem);display:inline-block;transform:rotate(-1.1deg)}.itinerary-heading{min-height:88px;padding-right:88px;position:relative}.itinerary-heading>p{color:var(--red);letter-spacing:.12em;margin-bottom:4px;font-family:system-ui,-apple-system,PingFang SC,Microsoft YaHei,sans-serif;font-size:.71rem;font-weight:780}.itinerary-heading>h3{transform-origin:0;margin:0;font-family:Ma Shan Zheng Reunion,Kaiti SC,STKaiti,KaiTi,serif;font-size:clamp(1.75rem,8.6vw,2.4rem);font-weight:400;line-height:1.12;transform:rotate(-1deg)}.itinerary-heading>time,.itinerary-date{color:var(--red);font-variant-numeric:tabular-nums;letter-spacing:.08em;margin:0 0 10px;font-family:system-ui,-apple-system,PingFang SC,Microsoft YaHei,sans-serif;font-size:.76rem;font-weight:800;position:absolute;top:9px;right:3px;transform:rotate(2.2deg)}.itinerary-route{grid-template-columns:minmax(0,.92fr) minmax(0,1.08fr);align-items:start;gap:14px 24px;margin-top:15px;padding:22px 0 10px;display:grid;position:relative}.itinerary-route:before{z-index:-1;border:solid var(--gold);content:"";opacity:.88;border-width:0 2px 2px;border-radius:0 0 52% 48%;height:58px;position:absolute;top:63px;left:8%;right:8%;transform:rotate(-4deg)}.itinerary-path{z-index:-1;border:solid var(--gold);opacity:.88;border-width:0 2px 2px;border-radius:0 0 52% 48%;height:58px;position:absolute;top:63px;left:8%;right:8%;transform:rotate(-4deg)}.itinerary-route:has(>.itinerary-path):before{display:none}.schedule-stop{min-width:0;padding:10px 4px 10px 18px;position:relative}.schedule-stop:before{border:3px solid var(--paper-warm);content:"";background:var(--red);width:10px;height:10px;box-shadow:0 0 0 1px var(--red);border-radius:50%;position:absolute;top:18px;left:0}.schedule-stop time{color:var(--red);font-variant-numeric:tabular-nums;letter-spacing:.035em;margin-bottom:4px;font-family:system-ui,-apple-system,PingFang SC,Microsoft YaHei,sans-serif;font-size:clamp(1.02rem,5vw,1.28rem);font-weight:820;display:block}.schedule-stop h3{margin:0 0 4px;font-size:clamp(1rem,4.6vw,1.22rem);font-weight:650;line-height:1.35}.schedule-stop p{z-index:1;color:var(--ink-soft);background:color-mix(in srgb, var(--paper-warm) 94%, transparent);box-shadow:0 0 0 3px color-mix(in srgb, var(--paper-warm) 94%, transparent);font-size:clamp(.78rem,3.3vw,.9rem);line-height:1.55;position:relative}.schedule-stop a{min-height:44px;color:var(--ink);margin:-5px -7px 0;padding:5px 7px;text-decoration:none;display:block}.itinerary-navigation{color:#fff;background:var(--red);border-radius:999px;align-items:center;min-height:30px;margin-top:4px;padding:5px 10px;font-family:system-ui,-apple-system,PingFang SC,Microsoft YaHei,sans-serif;font-size:.71rem;font-weight:750;display:inline-flex;box-shadow:0 6px 13px #760b1c26}.archive-close{display:none}.has-js .archive-close{display:inline-flex}@media (hover:hover) and (pointer:fine){.open-letter:hover,.archive-close:hover{color:#fff;background:var(--red);transform:translateY(-2px);box-shadow:0 12px 26px #760b1c2e}.schedule-stop a:hover .itinerary-navigation{background:var(--red-deep)}}@media (width<=360px){.has-js .opening-shell{padding-inline:14px}.opening-copy h1{font-size:clamp(2.36rem,12vw,2.8rem)}.mail-stack{height:clamp(294px,44svh,350px)}.envelope{top:132px}.message-peek{width:100px;font-size:.76rem}.paper-reel{width:min(100% - 6px,720px);padding-inline:18px}.itinerary-route{gap:10px 16px}}@media (width<=339px){.itinerary-route{grid-template-columns:1fr;gap:20px;padding-left:18px}.itinerary-route:before{background:linear-gradient(var(--red), var(--red)) 0 0 / 2px 100% no-repeat;border:0;border-radius:0;width:1px;height:auto;inset:34px auto 24px 8px;transform:none}.schedule-stop:nth-of-type(2n){margin-top:0}}@media (width>=430px){.has-js .opening-shell{padding-inline:22px}.paper-reel{padding-inline:clamp(26px,8vw,58px)}}.has-js .opening-shell{background:#ead4b2;width:min(100%,430px);min-height:max(100svh,820px);padding:0;display:block;overflow:hidden;box-shadow:0 24px 70px #37271b38}.opening-shell:before{display:none}.cover-art{z-index:0;object-fit:cover;object-position:50% 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#4d211c1f);width:102px;margin:0;position:absolute;top:-105px;left:0}.event-identity{letter-spacing:.095em;justify-content:center;margin-bottom:9px;font-size:.66rem}.event-identity:after{display:none}.opening-copy h1{letter-spacing:-.055em;text-shadow:0 1px #ffffff61;max-width:none;margin:0 auto 12px;font-size:clamp(2.08rem,9.6vw,2.55rem);line-height:1.02}.opening-line{text-shadow:0 1px #ffffff80;border:0;max-width:23em;margin:0 auto;padding:0;font-size:clamp(.82rem,3.6vw,.96rem);line-height:1.65}.mail-stack{display:none}.open-letter{z-index:4;right:12%;bottom:max(34px, calc(env(safe-area-inset-bottom) + 18px));backdrop-filter:blur(2px);clip-path:polygon(0 0,46% 0,50% 6px,54% 0,100% 0,100% 100%,54% 100%,50% calc(100% - 6px),46% 100%,0 100%);background:#fffcf6e8;border:1px solid #7a0d1f85;min-width:0;min-height:48px;margin:0;transition:opacity .22s,transform .22s,background-color .15s;position:absolute;left:12%;box-shadow:0 10px 24px #492d1c26}.opening-hint{display:none}.is-opening .cover-art,.is-open .cover-art{opacity:.72;filter:blur(1.5px)saturate(.92);transform:translateY(-26px)scale(1.035)}.is-opening .cover-campus-photo,.is-open .cover-campus-photo{opacity:.76;filter:blur(1px)saturate(.92);transform:translateY(-26px)rotate(-4deg)scale(1.035)}.is-opening .opening-copy,.is-open .opening-copy{opacity:0;transform:translateY(-18px)}.is-opening .open-letter,.is-open .open-letter{opacity:0;transform:translateY(16px)}.paper-reel{width:min(100%,430px);padding:0 16px max(58px, env(safe-area-inset-bottom));background:#f2dfc1;margin:0 auto;box-shadow:0 24px 72px #3a271b30}.paper-reel:before{height:100%;box-shadow:none;background:linear-gradient(90deg,#5d442e14,#0000 5% 95%,#5d442e14),linear-gradient(#f2dfc1,#f2dfc1);border:0;left:0;right:0}.paper-reel:after{display:none}.archive-home{min-height:100svh;padding-top:max(38px, env(safe-area-inset-top));isolation:isolate}.mother-letter-world{z-index:-2;pointer-events:none;transform-origin:50% 0;opacity:.82;filter:saturate(.9)contrast(.98);width:calc(100% + 32px);max-width:none;height:auto;position:absolute;top:0;left:50%;transform:translate(-50%);mask-image:linear-gradient(#000 0 88%,#0000 100%)}.archive-home:before{z-index:-1;content:"";pointer-events:none;background:linear-gradient(#f2dfc11a 0 560px,#f2dfc161 720px,#f2dfc1d6 1060px,#f2dfc1 1380px);min-height:100%;position:absolute;inset:0 -16px}.letter-lead{text-align:center;width:92%;max-width:none;margin:0 auto;padding:22px 12px 0}.letter-lead:after{width:min(68%,240px);margin:16px auto 0}.letter-kicker{margin-bottom:7px;font-size:.67rem}.paper-reel h1,.paper-reel h2{margin-bottom:10px;font-size:clamp(2.65rem,13.5vw,3.72rem)}.letter-lead>p:last-child{max-width:26em;margin-inline:auto;font-size:.88rem;line-height:1.72}.event-itinerary{margin:32px 2px 0;padding:24px 16px 26px}.event-itinerary:before{clip-path:polygon(.8% 1.8%,99% 0,100% 97.5%,3% 100%,0 63%);background:#faf4eadb;border:0;inset:0;box-shadow:0 16px 32px #3e2f241a,0 2px 7px #3e2f2412}.event-itinerary:after{background:#dcc29170;width:72px;height:17px;top:-6px;left:50%;transform:translate(-50%)rotate(-1.5deg)}.itinerary-heading{min-height:72px}.event-itinerary .itinerary-title{font-size:clamp(1.52rem,7.6vw,2.08rem)}.itinerary-route{margin-top:5px;padding-top:14px}.schedule-stop:nth-of-type(2n){margin-top:36px}.schedule-stop p{box-shadow:none;background:0 0;font-size:.77rem}.itinerary-campus-photo{object-fit:cover;object-position:50% 62%;border:5px solid #fffaefe0;width:calc(100% + 10px);height:72px;margin:-8px -5px 10px;display:block;transform:rotate(-1.4deg);box-shadow:0 8px 18px #4530201f}@media (width<=360px){.has-js .opening-shell{width:100%;min-height:max(100svh,776px);padding:0}.opening-copy{top:clamp(116px,17svh,146px)}.opening-copy h1{font-size:clamp(2rem,9.5vw,2.24rem)}.open-letter{left:10%;right:10%}.paper-reel{width:100%;padding-inline:13px}.archive-home:before{inset-inline:-13px}}@media (width>=430px){.has-js 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0;top:0}.cover-letter-half--top img{top:0}.cover-letter-half--bottom{transform-origin:50% 0;border-radius:0 0 4px 4px;top:50%;transform:rotateX(-178deg)}.cover-letter-half--bottom img{top:-100%}.cover-wax-seal{z-index:9;object-fit:contain;opacity:0;transform-origin:52.28% 68.06%;will-change:transform, opacity;width:23.8045%;max-width:none;height:13.3971%;position:absolute;top:61.3636%;left:40.3826%;transform:none}.open-letter{z-index:10;inset:var(--cover-envelope-pocket-top) 0 0;width:100%;min-height:0;padding:0 0 max(18px, calc(env(safe-area-inset-bottom) + 10px));box-shadow:none;backdrop-filter:none;clip-path:none;background:0 0;border:0;align-items:flex-end;transform:none}.open-letter img{filter:drop-shadow(0 7px 9px #3c271829);pointer-events:none;width:54%;height:auto;transition:filter .15s,transform .15s;display:block;transform:rotate(-.35deg)}.open-letter:focus-visible{outline-offset:-5px}.open-letter:active{transform:none}.open-letter:active img{transform:translateY(2px)rotate(-.35deg)scale(.985)}@media (hover:hover) and (pointer:fine){.open-letter:hover{box-shadow:none;background:0 0;transform:none}.open-letter:hover img{filter:drop-shadow(0 9px 12px #3c271833);transform:translateY(-2px)rotate(-.35deg)}}.is-opening .open-letter{opacity:0;pointer-events:none;transform:translateY(12px)}@media (width<=360px){.has-js .opening-shell{height:clamp(650px,100svh,780px)}.opening-copy{top:clamp(120px,18svh,142px)}.opening-copy h1{font-size:clamp(2.2rem,11vw,2.62rem)}}@media (prefers-reduced-motion:reduce){.is-opening .cover-letter-sheet{opacity:1;transform:none}.is-opening .cover-wax-seal,.is-opening .cover-envelope-flap{opacity:0}.cover-letter-half--bottom{transform:none}}.paper-reel{width:min(100%,430px);padding:0 0 max(24px, env(safe-area-inset-bottom));background:#eadbc5}.archive-home[data-mother-letter-stage]{isolation:isolate;background:#f8f3ea;min-height:0;padding:0;position:relative;overflow:hidden}.archive-home[data-mother-letter-stage]:before{display:none}.archive-home[data-mother-letter-stage] .mother-letter-world{z-index:0;pointer-events:none;opacity:1;filter:none;width:100%;max-width:none;display:block;position:relative;top:auto;left:auto;transform:none;mask-image:none}.mother-letter-world__sheet{width:100%;max-width:none;height:auto;display:block}.mother-letter-hotspots{z-index:4;aspect-ratio:860/1920;pointer-events:none;height:auto;position:absolute;top:0;left:0;right:0}.mother-letter-hotspot{color:#0000;pointer-events:auto;-webkit-tap-highlight-color:transparent;background:0 0;border:0;border-radius:12px;min-width:44px;min-height:44px;padding:0;display:block;position:absolute;overflow:visible}.mother-letter-hotspot.letter-choice-lift{z-index:6}.mother-letter-hotspot:before{border-radius:inherit;background-image:url(/assets/decor/mother-letter-2006-v21.webp);background-repeat:no-repeat;background-position:var(--hotspot-art-x) var(--hotspot-art-y);background-size:var(--hotspot-art-width) var(--hotspot-art-height);content:"";opacity:0;pointer-events:none;transition:opacity .15s ease-out,transform .18s cubic-bezier(.2,.8,.2,1),box-shadow .18s ease-out,filter .18s ease-out;position:absolute;inset:0;transform:translate(0,0);box-shadow:0 0 #36201200}.mother-letter-hotspot.letter-choice-lift:before{filter:brightness(1.025)saturate(1.05);opacity:1;transform:translateY(-7px)rotate(-.35deg)scale(1.012);box-shadow:0 12px 24px #36201238}.mother-letter-hotspot:active:before{filter:brightness(.98)saturate(1.04);opacity:1;transform:translateY(2px)rotate(-.2deg);box-shadow:0 5px 12px #3620122b}.mother-letter-hotspot:focus-visible{outline:3px solid var(--anniversary-red);outline-offset:-3px;background:#fffaf129}.mother-letter-hotspot[data-source-box]{left:var(--hotspot-left);top:var(--hotspot-top);width:var(--hotspot-width);height:var(--hotspot-height)}.mother-letter-nav-zone{z-index:3;pointer-events:none;border:1px dashed #0000;border-radius:18px;width:38%;height:8.5%;position:absolute;top:1.6%;right:4%}.archive-home[data-mother-letter-stage]>.letter-lead,.archive-home[data-mother-letter-stage]>.event-itinerary{clip:rect(0, 0, 0, 0)!important;white-space:nowrap!important;border:0!important;width:1px!important;height:1px!important;margin:-1px!important;padding:0!important;position:absolute!important;overflow:hidden!important}.archive-home[data-mother-letter-stage]>.archive-inserts{z-index:5;aspect-ratio:860/1920;pointer-events:none;margin:0!important;padding:0!important;position:absolute!important;inset:0 0 auto!important}.archive-home[data-mother-letter-stage] .insert-intro,.archive-home[data-mother-letter-stage] .teacher-index,.archive-home[data-mother-letter-stage] .archive-drawer,.archive-home[data-mother-letter-stage] .guestbook-slip-host{display:none!important}.archive-home[data-mother-letter-stage] .insert-desk{padding:0!important;display:block!important;position:absolute!important;inset:0!important}.archive-home[data-mother-letter-stage] .mother-letter-video-host{z-index:5;pointer-events:auto;left:var(--hotspot-left)!important;top:var(--hotspot-top)!important;width:var(--hotspot-width)!important;height:var(--hotspot-height)!important;position:absolute!important}.archive-home[data-mother-letter-stage] .video-sleeve{pointer-events:none;width:100%!important;height:100%!important;min-height:0!important;box-shadow:none!important;background:0 0!important;border:0!important;margin:0!important;position:absolute!important;inset:0!important;transform:none!important}.archive-home[data-mother-letter-stage] .video-sleeve--inline,.archive-home[data-mother-letter-stage] .video-inline-frame{pointer-events:auto!important}.archive-home[data-mother-letter-stage] .video-sleeve--inline{box-shadow:none!important;background:0 0!important;overflow:visible!important;transform:translate(14px,4px)rotate(-.2deg)!important}.archive-home[data-mother-letter-stage] .video-sleeve--inline:before{z-index:0;content:"";pointer-events:none;background:url(/assets/decor/video-archival-mount-v2.webp) 50%/100% 100% no-repeat;position:absolute;inset:-2px -19px -10px -22px}.archive-home[data-mother-letter-stage] .video-sleeve--inline:after{z-index:1;background:linear-gradient(var(--anniversary-red), var(--anniversary-red)) left top / 10px 1px no-repeat, linear-gradient(var(--anniversary-red), var(--anniversary-red)) left top / 1px 10px no-repeat, linear-gradient(var(--anniversary-red), var(--anniversary-red)) left bottom / 10px 1px no-repeat, linear-gradient(var(--anniversary-red), var(--anniversary-red)) left bottom / 1px 10px no-repeat;content:"";opacity:.5;pointer-events:none;width:10px;height:106px;position:absolute;top:12px;left:-14px;transform:rotate(-3deg)}.archive-home[data-mother-letter-stage] .video-inline-frame{border:1px solid #5e3d272e!important;width:calc(100% - 10px)!important;max-width:none!important;height:calc(100% - 8px)!important;inset:4px 5px!important;transform:none!important;box-shadow:0 2px 5px #36201224!important}.archive-home[data-mother-letter-stage] .video-sleeve-art,.archive-home[data-mother-letter-stage] .video-sleeve-shade,.archive-home[data-mother-letter-stage] .video-copy,.archive-home[data-mother-letter-stage] .video-pending,.archive-home[data-mother-letter-stage] .video-segments{opacity:0!important;pointer-events:none!important}.archive-home[data-mother-letter-stage] .video-play-button{opacity:1!important;pointer-events:auto!important;flex-direction:column!important;justify-content:center!important;align-items:center!important;gap:7px!important;width:100%!important;height:100%!important;display:flex!important;position:absolute!important;inset:0!important}.archive-home[data-mother-letter-stage] .video-play-mark{width:58px;height:58px}.archive-home[data-mother-letter-stage] .video-play-label{background:#1f1511bd;padding:4px 10px 5px;font-size:.7rem;box-shadow:0 4px 12px #1f110b38}.archive-home[data-mother-letter-stage] .video-play-button:focus-visible{outline:3px solid var(--anniversary-red);outline-offset:3px;opacity:1!important;background:#fffaf129!important}.archive-home[data-mother-letter-stage] .video-player{z-index:130!important;opacity:1!important;pointer-events:auto!important}.archive-home[data-mother-letter-stage]>.letter-ending{clip:rect(0, 0, 0, 0)!important;pointer-events:none!important;width:1px!important;height:1px!important;margin:-1px!important;padding:0!important;position:absolute!important;overflow:hidden!important}@media (width<=360px){.paper-reel{width:100%;padding-inline:0}}@media (prefers-reduced-motion:reduce){.mother-letter-hotspot,.mother-letter-hotspot:before{transition-duration:0s!important}}@media (width>=430px){.paper-reel{width:min(100%,430px);padding-inline:0}}