:root{color-scheme:light;--paper:#fffdf8;--desk:#f1eef3;--ink:#504758;--muted:#786e80;--purple:#6b4c9b;--line:#e6dce8;--sans:-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,"PingFang SC","Noto Sans CJK SC","Microsoft YaHei",sans-serif;--serif:Georgia,"Times New Roman","Songti SC","STSong","Noto Serif CJK SC",serif}
*{box-sizing:border-box}html{background:var(--desk);scroll-behavior:smooth;scroll-padding-top:24px}body{margin:0;color:var(--ink);font-family:var(--sans);-webkit-font-smoothing:antialiased;background:radial-gradient(ellipse at 12% 7%,#e8dfed66,transparent 42%),radial-gradient(ellipse at 92% 75%,#e9e0eb66,transparent 45%);overflow-wrap:break-word}button,select{font:inherit}button,a,select{-webkit-tap-highlight-color:transparent}button{cursor:pointer}a{color:inherit;text-underline-offset:5px}a:hover{color:var(--purple)}:focus-visible{outline:2px solid var(--purple);outline-offset:5px}[hidden]{display:none!important}::selection{background:#e9dff1;color:#42334f}.skip{position:fixed;top:-100px;left:16px;z-index:50;padding:12px 18px;background:var(--paper)}.skip:focus{top:12px}.stage{padding:48px 24px 65px}.stationery{position:relative;width:min(884px,100%);margin:0 auto;background:var(--paper);border:1px solid #dcd2e1;box-shadow:0 2px 3px #51426005,0 18px 55px #5142600b;isolation:isolate}.stationery::before{content:"";position:absolute;z-index:-1;left:4px;right:4px;top:9px;bottom:-8px;background:#faf7f2;border:1px solid #e2d9e4;box-shadow:0 5px 12px #51426004}.stationery::after{content:"";position:absolute;z-index:-1;inset:0;background:linear-gradient(90deg,#eadfeb18,transparent 10%,transparent 96%,#e8dfea12),radial-gradient(#9076a50b .4px,transparent .6px);background-size:auto,5px 5px;pointer-events:none}.paper-inner{position:relative;padding:36px 78px 36px 88px;border:1px solid #ece3eb;margin:11px;background:linear-gradient(180deg,#ffffff45,transparent 300px)}.paper-inner::before{content:"";position:absolute;left:49px;top:26px;bottom:27px;width:1px;background:linear-gradient(180deg,transparent,#d9c9df8c 8%,#d9c9df8c 92%,transparent);pointer-events:none}.paper-inner::after{content:"";position:absolute;top:-12px;right:-12px;width:30px;height:30px;background:linear-gradient(225deg,var(--desk) 0 48%,#ddd2e3 49%,#f5eff6 53%,var(--paper) 72%);border-bottom-left-radius:3px;pointer-events:none}.masthead{display:flex;justify-content:space-between;align-items:center;gap:22px;padding:0 0 25px;border-bottom:1px solid var(--line)}.brand{display:block;flex:none;line-height:0}.brand img{display:block;width:101px;height:auto}.language-control{display:flex;gap:10px;align-items:center;min-width:0}.lang-icon{width:17px;height:17px;color:#8a779c;flex:none}.language-label{position:absolute;clip:rect(0,0,0,0);clip-path:inset(50%);width:1px;height:1px;overflow:hidden;white-space:nowrap}.select-wrap{position:relative}.select-wrap::after{content:"⌄";position:absolute;right:13px;top:8px;color:#8b789b;pointer-events:none;font-size:16px}.language-select{appearance:none;border:1px solid #e3d9e7;background:#fffcf780;color:#655472;max-width:190px;min-height:42px;padding:9px 33px 9px 14px;border-radius:4px;font-size:12px;cursor:pointer}.language-select:hover{border-color:#bfaacb}.video-shell{margin:27px 0 33px}.video-frame{position:relative;aspect-ratio:16/9;border:1px solid #dfd6e3;padding:6px;background:#fffcf9;box-shadow:0 4px 13px #66507808;border-radius:3px;overflow:hidden}.video-frame video{width:100%;height:100%;object-fit:contain;display:block;background:#fff;border-radius:1px}.video-frame .end-frame{position:absolute;inset:6px;width:calc(100% - 12px);height:calc(100% - 12px);object-fit:contain;background:#fff;pointer-events:none}.video-meta{display:flex;align-items:center;justify-content:space-between;gap:15px;margin-top:9px;min-height:35px}.video-caption{font-size:10px;line-height:1.65;letter-spacing:.15px;color:#86768f;margin:0}.video-button{display:inline-flex;gap:6px;align-items:center;border:0;background:none;color:var(--purple);font-size:11px;line-height:1.55;padding:8px 0 8px 10px;min-height:36px;text-align:right;flex:none;max-width:55%}.video-button::before{content:"▷";font-size:13px}.video-button[data-action=pause]::before{content:"Ⅱ"}.video-button[data-action=replay]::before{content:"↺"}.video-button:hover{text-decoration:underline;text-underline-offset:4px}.correspondence{position:relative;padding-top:7px}.correspondence::before{content:"";position:absolute;top:53px;bottom:12px;left:-44px;width:10px;background:repeating-linear-gradient(to bottom,transparent 0 39px,#d6c6de55 39px 40px);pointer-events:none}.route-label{font:10px/1.8 var(--sans);letter-spacing:1.7px;color:#8a779a;margin:0 0 20px}.route-label::before{content:"✦";color:#a78cb9;font-size:12px;margin-right:9px;letter-spacing:0}.greeting{font:400 38px/1.42 var(--serif);letter-spacing:0;color:#634780;margin:0 0 32px;text-wrap:balance}.prose{font:400 18px/1.94 var(--serif);letter-spacing:.006em}.prose p{margin:0 0 23px}.prose .purpose{color:#6c507f;margin-top:28px;margin-bottom:28px}.prose .turn{color:#684981;font-size:22px;line-height:1.8;margin:29px 0}.prose .promise{color:#574764}.prose .invitation{margin-top:28px}.signoff{font:400 17px/1.85 var(--serif);color:#776282;margin:32px 0 30px}.signature{display:block;font:400 38px/1.25 var(--serif);letter-spacing:-1px;color:var(--purple);margin-top:10px;width:fit-content;transform:none}.reply{position:relative;padding-top:24px;margin-top:32px;border-top:1px solid #decee5}.reply::before{content:"";position:absolute;left:0;top:-3px;width:5px;height:5px;background:#b39cc3;transform:rotate(45deg)}.reply-cta{font:400 16px/1.65 var(--serif);color:#756181;margin:0 0 13px;letter-spacing:0;text-transform:none}.reply-row{display:flex;justify-content:space-between;align-items:center;gap:16px}.email-link{display:inline-flex;align-items:center;gap:12px;font:400 29px/1.45 var(--serif);color:var(--purple);text-decoration:none;border-bottom:1px solid #cdb6dc;padding-bottom:3px;min-height:44px;overflow-wrap:anywhere}.email-link::after{content:"↗";font-family:var(--sans);font-size:21px;color:#a28aaf}.copy-button{border:0;background:none;padding:10px 0 10px 10px;min-height:42px;color:#857290;font-size:11px;flex:none}.copy-button:hover{color:var(--purple);text-decoration:underline}.reply-hint{font:11px/1.8 var(--sans);color:#918095;margin:12px 0 0}.page-footer{border-top:1px solid var(--line);margin-top:43px;padding-top:21px;display:flex;flex-direction:column;gap:12px;color:#8a7b92}.footer-links{display:flex;gap:7px 18px;flex-wrap:wrap;align-items:center}.footer-links a{font-size:11px;line-height:1.6;min-height:32px;padding:5px 0;text-decoration:none}.footer-links a:hover{text-decoration:underline}.footer-links a[aria-current=page]{color:var(--purple)}.footer-meta{display:flex;justify-content:space-between;gap:16px;align-items:baseline;font-size:10px;line-height:1.8}.footer-domain{text-decoration:none;letter-spacing:.5px}.back-link{display:inline-flex;gap:9px;align-items:center;font-size:11px;line-height:1.7;color:#8c7899;text-decoration:none;margin:25px 0 30px;min-height:36px}.back-link::before{content:"←";font-size:16px}.back-link:hover{text-decoration:underline}.inner-title{font:400 36px/1.4 var(--serif);color:#634780;letter-spacing:-.5px;margin:0 0 13px}.inner-brand{font-size:10px;letter-spacing:1.5px;color:#9a87a5;line-height:1.7;margin:0 0 32px}.about-sections{border-top:1px solid var(--line);margin-top:30px}.about-section{position:relative;padding:30px 0 27px;border-bottom:1px solid var(--line)}.about-section:last-child{border-bottom:0}.about-number{font:11px/1.7 var(--sans);color:#a088b1;letter-spacing:1px;display:block;margin-bottom:10px}.about-section h2{font:400 24px/1.5 var(--serif);color:#6f5485;margin:0 0 19px}.about-prose{font:17px/1.95 var(--serif)}.about-prose p{margin:0 0 16px}.about-prose p:last-child{margin-bottom:0}.legal-meta{font:11px/1.7 var(--sans);color:#8b7996;margin:0 0 25px}.legal-intro{font:15px/1.9 var(--sans);color:#5e5168;border-bottom:1px solid var(--line);padding-bottom:26px;margin:0 0 29px}.legal-section{margin:0 0 27px}.legal-section h2{font:600 16px/1.65 var(--sans);letter-spacing:0;margin:0 0 10px;color:#694c81}.legal-section p{font:14px/1.93 var(--sans);margin:0;color:#62576a}.legal-section a{text-decoration-color:#d1bfdc}.storage-control{border:1px solid var(--line);border-radius:4px;background:#faf6fc;padding:10px 16px;color:#76598d;font-size:12px;min-height:43px}.storage-control:hover{border-color:#ac90bc}.legal-bottom{padding-top:9px}.toast{position:fixed;left:50%;bottom:24px;transform:translateX(-50%);background:#594669;color:white;font:13px/1.6 var(--sans);padding:12px 21px;border-radius:6px;box-shadow:0 5px 18px #4e3e6022;max-width:calc(100% - 32px);z-index:60}.sr-only{position:absolute;clip:rect(0,0,0,0);width:1px;height:1px;overflow:hidden;white-space:nowrap}.noscript{font-size:13px;line-height:1.8;color:#84708f}.noscript-languages{font-size:12px;line-height:2.1}.inner-page .video-shell{display:none}:lang(zh-CN) .prose,:lang(zh-TW) .prose{font-size:17px;line-height:2.15;letter-spacing:.02em}:lang(zh-CN) .greeting,:lang(zh-TW) .greeting{font-size:34px;line-height:1.65;letter-spacing:.02em}:lang(zh-CN) .prose .turn,:lang(zh-TW) .prose .turn{font-size:21px}:lang(ja) .prose{font-size:17px;line-height:2.15}:lang(ko) .prose{font-family:var(--sans);font-size:17px;line-height:2.1}:lang(th) .prose{font-family:var(--sans);font-size:18px;line-height:2.05;letter-spacing:0}:lang(th) .greeting{font-family:var(--sans);font-size:33px;line-height:1.6}:lang(ko) .greeting{font-family:var(--sans);font-size:33px}
@media(max-width:760px){.stage{padding:22px 14px 38px}.paper-inner{padding:29px 36px 30px 45px;margin:8px}.paper-inner::before{left:24px;top:22px;bottom:24px}.paper-inner::after{right:-9px;top:-9px;width:24px;height:24px}.correspondence::before{left:-26px;width:7px}.masthead{padding-bottom:21px}.video-shell{margin:23px 0 27px}.greeting{font-size:35px}.prose{font-size:17px;line-height:1.98}.inner-title{font-size:33px}.language-select{max-width:162px}.about-section h2{font-size:23px}.footer-meta{font-size:10px}}
@media(max-width:480px){.stage{padding:13px 8px 29px}.paper-inner{padding:25px 23px 25px 28px;margin:6px}.paper-inner::before{left:13px;opacity:.65}.paper-inner::after{right:-7px;top:-7px;width:22px;height:22px}.correspondence::before{left:-17px;width:5px;opacity:.65}.brand img{width:85px}.masthead{gap:14px;padding-bottom:18px}.language-control{gap:7px}.language-select{font-size:11px;max-width:150px;padding:8px 28px 8px 10px}.lang-icon{width:14px;height:14px}.select-wrap::after{right:10px}.video-shell{margin:20px 0 25px}.video-frame{padding:4px}.video-frame .end-frame{inset:4px;width:calc(100% - 8px);height:calc(100% - 8px)}.video-caption{font-size:9px;max-width:60%}.video-button{font-size:10px;max-width:45%}.video-meta{gap:9px}.route-label{font-size:9px;letter-spacing:1px;line-height:1.8;margin-bottom:19px}.greeting{font-size:31px;margin-bottom:28px;line-height:1.48}.prose{font-size:17px;line-height:1.96}.prose p{margin-bottom:22px}.prose .turn{font-size:20px;line-height:1.8}.signoff{font-size:16px}.signature{font-size:35px}.reply{margin-top:27px}.reply-cta{font-size:15px}.email-link{font-size:25px;gap:7px}.copy-button{font-size:10px;padding-left:4px}.reply-row{gap:8px}.reply-hint{font-size:10px}.page-footer{margin-top:36px}.footer-links{gap:6px 14px}.footer-links a{font-size:10px;min-height:33px}.footer-meta{align-items:flex-start;font-size:9px;gap:14px}.inner-title{font-size:30px;letter-spacing:0}.inner-brand{font-size:9px}.back-link{margin-top:17px;margin-bottom:22px}.about-section{padding-top:25px}.about-section h2{font-size:22px}.about-prose{font-size:16px}.legal-intro{font-size:14px;line-height:1.95}.legal-section p{font-size:13px;line-height:1.95}.legal-section h2{font-size:15px}:lang(zh-CN) .greeting,:lang(zh-TW) .greeting{font-size:29px;line-height:1.7}:lang(zh-CN) .prose,:lang(zh-TW) .prose{font-size:16px;line-height:2.1}:lang(zh-CN) .prose .turn,:lang(zh-TW) .prose .turn{font-size:20px}:lang(ja) .prose,:lang(ko) .prose{font-size:16px}:lang(th) .prose{font-size:17px}:lang(th) .greeting,:lang(ko) .greeting{font-size:28px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{animation:none!important;transition:none!important}}
@media print{html,body{background:white}.stage{padding:0}.stationery{width:100%;border:0;box-shadow:none}.stationery::before,.stationery::after,.paper-inner::before,.paper-inner::after,.language-control,.video-shell,.back-link,.copy-button,.toast,.storage-control,.footer-links{display:none!important}.paper-inner{border:0;margin:0;padding:0 12mm}.correspondence::before{display:none}.masthead{padding-bottom:15pt}.greeting{font-size:26pt}.route-label{margin-top:25pt}.prose{font-size:11pt;line-height:1.9}.prose p{orphans:3;widows:3}.legal-section{break-inside:avoid}.page-footer{font-size:8pt}.about-section h2,.legal-section h2{break-after:avoid}}
.signoff .signature{font-family:inherit}

:lang(ko) .signoff,:lang(th) .signoff,:lang(ko) .about-prose,:lang(th) .about-prose{font-family:var(--sans)}