:root{--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;--bg:#151418;--text:#f4f0ed;--muted:#a7a1ac;--pink:#f494b2;background:var(--bg);color:var(--text);font-family:Arial,Apple SD Gothic Neo,Malgun Gothic,sans-serif}*{box-sizing:border-box}body{min-width:280px;margin:0}button{font:inherit}.ambient{pointer-events:none;background:radial-gradient(at 50% 43%,#38232e55,#0000 52%);position:fixed;inset:0}.page{flex-direction:column;max-width:1800px;min-height:100svh;margin:auto;padding:0 56px;display:flex;position:relative}main{text-align:center;flex-direction:column;flex:1;justify-content:center;align-items:center;padding:60px 0 30px;display:flex}.heart-stage{place-items:center;width:180px;height:135px;margin-bottom:9px;display:grid;position:relative}.hero-heart{image-rendering:pixelated;filter:drop-shadow(0 7px #a24c6a18);animation:5s ease-in-out infinite float;position:relative}.heart-halo{background:radial-gradient(#db648b16,#0000 70%);position:absolute;inset:0}.spark{background:#eaa4bb;width:5px;height:5px;position:absolute}.spark-one{opacity:.65;top:35px;left:7px}.spark-two{opacity:.35;width:3px;height:3px;bottom:26px;right:3px}h1{letter-spacing:-7px;margin:0 0 16px;font-size:clamp(72px,8vw,100px);font-weight:600;line-height:1.12}.period{color:var(--pink)}.intro{letter-spacing:-.25px;color:#bcb4bf;margin:0;font-size:15px;line-height:1.7}.action{margin-top:38px;position:relative}button{cursor:pointer;color:#291c25;letter-spacing:-.2px;touch-action:manipulation;-webkit-tap-highlight-color:transparent;background:#f4a0bc;border:1px solid #f7acc5;border-radius:12px;justify-content:center;align-items:center;gap:11px;min-height:54px;padding:0 28px;font-size:14px;font-weight:700;transition:transform .18s,background .18s,box-shadow .18s;display:inline-flex}button:hover{background:#ffb6cf;transform:translateY(-2px);box-shadow:0 6px 26px #f494b21c}button:active{transform:scale(.96)}button:focus-visible{outline:2px solid var(--text);outline-offset:6px}.thanks{color:#938995;min-height:20px;margin:17px 0 0;font-size:11px;line-height:1.8;transition:color .2s}.thanks.sent{color:#e9a3bb}footer{letter-spacing:.4px;color:#928995;justify-content:center;align-items:center;min-height:64px;font-size:10px;display:flex}#hearts{pointer-events:none;z-index:10;position:fixed;inset:0;overflow:hidden}.flying-heart{will-change:transform,opacity;image-rendering:pixelated;position:absolute}.heart-stage.cheered .hero-heart{animation:.4s ease-out bump}@keyframes float{0%,to{transform:translateY(0)}50%{transform:translateY(-7px)}}@keyframes bump{0%,to{transform:scale(1)}40%{transform:scale(1.15)rotate(-4deg)}70%{transform:scale(.97)rotate(2deg)}}@media (min-height:900px){main{padding-bottom:30px}.heart-stage{margin-bottom:20px}}@media (max-width:600px){.page{padding:0 24px}main{padding:48px 0 24px}h1{letter-spacing:-5.5px;font-size:80px}.intro{font-size:14px}.action{margin-top:32px}footer{min-height:56px;font-size:10px}.heart-stage{height:125px}.hero-heart{width:98px;height:84px}}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition:none!important;animation:none!important}}.thanks strong{color:#efb4c8;font-variant-numeric:tabular-nums;font-weight:600}.cheer-confirmation{color:#e9a3bb;width:max-content;max-width:calc(100vw - 48px);margin:6px 0 0;font-size:12px;line-height:1.8;position:absolute;top:100%;left:50%;transform:translate(-50%)}.sr-only{clip:rect(0,0,0,0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.action-buttons{flex-direction:column;justify-content:center;gap:12px;display:flex}.action-buttons>button{width:min(260px,100vw - 48px);min-width:180px}.action-buttons>button>svg{flex-shrink:0;width:19px;height:18px}.write-letter-button{color:#302823;background:#f1e8da;border-color:#f8efe2}.write-letter-button:hover{background:#fff7eb;box-shadow:0 6px 26px #f1e8da1c}.write-letter-button>svg path:nth-child(2){fill:#f1e8da;opacity:.8}.letter-box{text-align:left;border-top:1px solid #ffffff10;width:100%;max-width:600px;margin-top:60px;padding-top:26px}.letter-box-heading{justify-content:space-between;align-items:center;gap:16px;display:flex}.letter-box h2{letter-spacing:-.35px;margin:0;font-size:15px;font-weight:600;line-height:1.5}.letter-box-heading p{color:var(--muted);margin:6px 0 0;font-size:12px;line-height:1.6}.quiet-button{color:#b5a8b9;background:0 0;border:1px solid #0000;min-height:40px;padding:8px 12px;font-size:12px;font-weight:400}.quiet-button:hover{color:#f4c1d2;box-shadow:none;background:#ffffff08;transform:none}.letter-box-heading>.quiet-button{font-size:24px}.letter-grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;margin:24px 0 0;padding:0;list-style:none;display:grid}.letter-grid li{min-width:0}.envelope-button{color:#e4a3ba;background:#201c24;border:1px solid #ffffff08;border-radius:14px;flex-direction:column;gap:0;width:100%;min-height:142px;padding:20px 12px 14px;font-weight:400;display:flex}.envelope-button:hover{background:#2c222d;border-color:#f494b24d;transform:translateY(-4px);box-shadow:0 8px 24px #0002}.envelope-button>svg{width:56px;height:42px;margin-bottom:14px}.envelope-tone-1{color:#d5b7df}.envelope-tone-2{color:#e5c4ad}.envelope-author{color:#e9dfe8;white-space:nowrap;text-overflow:ellipsis;max-width:100%;font-size:12px;line-height:1.6;overflow:hidden}.envelope-hint{color:#a395a7;margin-top:3px;font-size:10px;font-weight:400}.letter-empty{text-align:center;background:#ffffff02;border:1px dashed #ffffff16;border-radius:16px;margin-top:20px;padding:28px 16px}.letter-empty>svg{color:#8d687c;opacity:.7;width:40px;height:30px}.letter-empty p{color:#b9adbd;margin:12px 0 6px;font-size:12px}.letter-empty>span{color:#928698;font-size:11px}.letter-status{text-align:center;color:var(--muted);padding:14px 0;font-size:12px}.letter-notice{color:#efb4c8;margin:16px 0 0;font-size:12px;line-height:1.6}.more-letters{margin:20px auto 0;display:flex}.letter-dialog{color:var(--text);background:0 0;border:0;border-radius:22px;width:calc(100% - 32px);max-width:440px;max-height:calc(100dvh - 32px);padding:0;overflow:auto;box-shadow:0 24px 100px #0008}.letter-dialog::backdrop{-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);background:#0c0913b8}.letter-dialog-inner{text-align:left;background:#211b25;border:1px solid #6b445859;border-radius:22px;padding:32px;position:relative}.dialog-close{width:40px;font-size:24px;line-height:1;position:absolute;top:10px;right:10px}.dialog-envelope{color:#e4a3ba;width:38px;height:30px;margin-bottom:16px}.letter-dialog h2{letter-spacing:-.7px;margin:0;font-size:21px;font-weight:600;line-height:1.4}.dialog-intro{color:#b4a7ba;margin:9px 0 26px;font-size:12px;line-height:1.7}.letter-fields{border:0;min-width:0;margin:0;padding:0}.field-label{color:#ded1df;margin-bottom:9px;font-size:12px;font-weight:600;display:block}.letter-dialog textarea,.letter-dialog input[type=text],.author-name input{font:inherit;color:#f4f0ed;background:#16121b;border:1px solid #ffffff1c;border-radius:10px;outline:none;width:100%;padding:12px 14px;font-size:14px;line-height:1.65;display:block}.letter-dialog textarea{resize:vertical;min-height:116px;max-height:260px}.letter-dialog textarea::placeholder,.author-name input::placeholder{color:#8d7f94}:is(.letter-dialog textarea:focus-visible,.author-name input:focus-visible){border-color:#e9a3bb;box-shadow:0 0 0 3px #f494b215}.letter-length{text-align:right;color:#ad9db3;font-variant-numeric:tabular-nums;margin:6px 0 20px;font-size:11px}.author-options{border:0;gap:10px;margin:0;padding:0;display:flex}.author-options label{color:#d9cbdc;cursor:pointer;border:1px solid #ffffff16;border-radius:9px;align-items:center;gap:7px;min-height:42px;padding:10px 12px;font-size:12px;display:flex}.author-options label:has(input:checked){color:#f4c1d2;background:#f494b20c;border-color:#e9a3bb80}.author-options input{accent-color:#f4a0bc;width:15px;height:15px;margin:0}.author-name{margin-top:12px}.letter-visibility{color:#ae9fb3;margin:16px 0 0;font-size:11px;line-height:1.6}.letter-error{color:#ffb4b4;white-space:pre-wrap;margin:12px 0;font-size:12px;line-height:1.6}.letter-error:empty{display:none}.send-letter{width:100%;margin-top:22px}.send-letter svg{width:20px;height:16px}button:disabled{opacity:.5;cursor:default;box-shadow:none;transform:none}.reading-dialog .letter-dialog-inner{padding:38px 32px}.reading-dialog h2{color:#efb4c8;font-size:17px}.letter-body{white-space:pre-wrap;overflow-wrap:anywhere;color:#f3e9f2;margin:28px 0 32px;font-size:18px;line-height:1.9}.letter-signature{color:#e0c9dc;text-align:right;overflow-wrap:anywhere;margin:0;font-size:13px}.letter-date{color:#a18fa7;text-align:right;margin-top:9px;font-size:10px;display:block}@media (max-width:600px){.letter-box{margin-top:52px;padding-top:22px}.letter-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:8px}.envelope-button{min-height:128px;padding:16px 8px 12px}.envelope-button>svg{width:48px;height:36px}.action-buttons{gap:10px}.action-buttons>button{min-width:0;padding:0 18px;font-size:13px}.letter-dialog-inner{padding:28px 22px}.reading-dialog .letter-dialog-inner{padding:34px 24px}.letter-body{font-size:17px}.letter-box-heading p{font-size:11px}}@media (max-width:350px){.letter-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.action-buttons{flex-direction:column}.action-buttons>button{min-width:185px}}
