:root{color-scheme:light;--ink:#17242c;--muted:#576871;--blue:#0782aa;--line:#e0e8eb;--mist:#f7fbfc;--font:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:28px}body{margin:0;background:#fff;color:var(--ink);font-family:var(--font);font-size:16px;line-height:1.75}a{color:inherit;text-decoration:none}a:hover{color:var(--blue)}a:focus-visible,summary:focus-visible{outline:3px solid #0782aa;outline-offset:6px;border-radius:4px}img{display:block;max-width:100%;object-fit:contain}h1,h2,h3,p{margin:0}h1,h2,h3{line-height:1.3;letter-spacing:-.035em}h1{font-size:clamp(2.5rem,5vw,4.8rem);font-weight:650}h2{font-size:clamp(1.8rem,3.2vw,3rem);font-weight:600}h3{font-size:1.65rem;font-weight:600}.wrap{width:min(1120px,calc(100% - 80px));margin-inline:auto}.header{display:flex;align-items:center;justify-content:space-between;padding-block:28px;gap:24px}.brand{display:inline-flex;align-items:center;gap:11px;font-size:1.65rem;font-weight:750;letter-spacing:-.045em;line-height:1.2}.brand img{border-radius:11px}.brand-dot{color:#23acd4}.header nav,.footer nav{display:flex;align-items:center;gap:30px;font-size:.9rem}.header a[aria-current]{color:var(--blue)}.nav-download{border:1px solid var(--line);padding:9px 18px;border-radius:30px}.hero{min-height:655px;display:grid;grid-template-columns:1.08fr 1fr;align-items:center;gap:24px;padding-block:55px 90px}.eyebrow{color:var(--muted);font-size:.875rem;letter-spacing:.1em;margin-bottom:24px}.blue-word{color:var(--blue)}.lede{color:var(--muted);font-size:1.05rem;line-height:1.9;margin-block:25px 32px}.button{display:inline-flex;align-items:center;justify-content:center;gap:25px;border-radius:999px;padding:15px 25px;font-weight:550;line-height:1.5;min-height:48px}.primary{background:var(--ink);color:white}.primary:hover{background:#284958;color:#fff}.hero-note{font-size:.8rem;color:var(--muted);margin-top:16px}.moment-scene{height:470px;position:relative;isolation:isolate;display:grid;place-items:center}.orbit{position:absolute;border:1px solid #e1eef2;border-radius:50%;z-index:-1;width:100%;aspect-ratio:1}.orbit-two{width:76%;background:#f5fbfd;border-color:#e8f2f5}.moment-card{width:310px;max-width:80%;padding:32px 30px;background:#fffdf1;border:1px solid #eee9d4;border-radius:26px;transform:rotate(-7deg);box-shadow:0 12px 35px #18343f06;margin-top:-55px}.small-label{color:var(--muted);font-size:.8rem}.moment-card>p{font-size:1.5rem;line-height:1.8;margin-top:20px;letter-spacing:.035em}.moment-bottom{display:flex;gap:10px;align-items:center;margin-top:23px;font-size:.8rem;color:#6b6759}.sun-mark{font-size:24px;color:#967724}.echo-card{position:absolute;display:flex;align-items:center;gap:14px;bottom:57px;right:0;width:335px;max-width:94%;padding:20px;background:#fff;border:1px solid var(--line);border-radius:22px;transform:rotate(4deg);box-shadow:0 12px 30px #18343f05}.echo-card p{font-size:.9rem;margin-top:5px}.hero-nami{position:absolute;top:20px;right:-10px;transform:rotate(12deg)}.scene-caption{position:absolute;bottom:2px;left:50%;transform:translateX(-50%);font-size:.75rem;color:var(--muted);white-space:nowrap}.intro{text-align:center;padding:65px 0 55px;border-top:1px solid var(--line)}.intro .eyebrow{margin-bottom:18px}.intro>p:last-child{margin-top:20px;color:var(--muted)}.features{display:grid;grid-template-columns:repeat(3,1fr);gap:36px;padding-bottom:100px}.feature-art{height:220px;border-radius:24px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;font-size:.9rem}.moment-art{background:#fcf6dc}.nami-art{background:#f0f7f1}.echo-art{background:#edf7fb}.step{font-size:.8rem;letter-spacing:.06em;color:var(--muted);margin:27px 0 13px}.feature>p:last-child{color:var(--muted);margin-top:18px;line-height:1.9}.closing{text-align:center;background:var(--mist);border-radius:32px;padding:70px 28px;margin-bottom:90px}.closing .button{margin-top:32px}.quiet-link{display:block;font-size:.9rem;color:var(--muted);margin-top:19px}.footer{border-top:1px solid var(--line);padding-block:32px 40px;display:flex;justify-content:space-between;gap:30px}.footer p{font-size:.8rem;color:var(--muted);margin-top:12px}.footer nav{gap:22px;flex-wrap:wrap}.skip{position:absolute;left:20px;top:-100px;background:white;padding:10px;z-index:10}.skip:focus{top:10px}.support{max-width:900px;padding-top:65px}.support-heading h1{font-size:clamp(2.5rem,5vw,4rem)}.contact-band{display:flex;justify-content:space-between;align-items:center;gap:20px;background:#eef8fc;border-radius:26px;padding:34px 38px;margin-top:45px}.contact-band h2,.feedback-guide h2,.support-bottom h2{font-size:1.35rem}.contact-band p{color:var(--muted);margin-top:8px}.email{display:inline-block;font-size:clamp(1.05rem,3vw,1.8rem);font-weight:600;margin-top:15px;color:#096b8c;overflow-wrap:anywhere}.contact-band .contact-note{font-size:.8rem;margin-top:12px}.feedback-guide{padding:35px 0 55px}.feedback-guide ul{padding-left:22px;color:var(--muted)}.feedback-guide>p{font-size:.875rem;color:var(--muted)}.faq .eyebrow{margin-bottom:14px}.faq h2{margin-bottom:28px;font-size:2rem}details{border-bottom:1px solid var(--line)}summary{cursor:pointer;padding:23px 32px 23px 0;font-size:1.05rem;list-style:none;position:relative}summary::-webkit-details-marker{display:none}summary::after{content:'+';position:absolute;right:4px;font-size:1.4rem;top:18px;color:var(--blue)}details[open] summary::after{content:'−'}details>div{padding:0 30px 25px 0;color:var(--muted)}details p+p{margin-top:12px}details a,.legal-body a{color:#076c8e;text-decoration:underline;text-underline-offset:3px}.support-bottom{padding:65px 0 80px}.support-bottom p{color:var(--muted);margin:12px 0 22px}.legal{max-width:820px;padding-block:60px 90px}.legal h1{font-size:2.5rem;margin-bottom:30px}.legal-body{white-space:pre-wrap;overflow-wrap:anywhere;font-family:var(--font);font-size:1rem;line-height:1.95;margin:0}.legal-note{margin-bottom:28px;color:var(--muted);font-size:.875rem}
@media(max-width:900px){.wrap{width:calc(100% - 48px)}.header nav{gap:18px}.hero{gap:0;min-height:580px}.hero-nami{width:115px;right:0}.moment-card{padding:24px}.moment-card>p{font-size:1.2rem}.echo-card{width:290px;padding:16px}.features{gap:22px}.feature h3{font-size:1.4rem}.feature-art{height:190px}.footer{align-items:flex-start;flex-direction:column}.contact-band>img{width:110px}}
@media(max-width:620px){.wrap{width:calc(100% - 40px)}.header{padding-block:20px;gap:12px}.brand{font-size:1.4rem;gap:8px}.brand img{width:34px;height:34px}.header nav{gap:16px;font-size:.875rem}.header .nav-download{display:none}.hero{grid-template-columns:1fr;padding:50px 0 45px;gap:20px}.hero h1{font-size:clamp(2.45rem,10vw,3.6rem)}.eyebrow{font-size:.8rem;margin-bottom:20px}.lede{font-size:1rem;margin-block:22px 28px}.desktop-break{display:none}.moment-scene{height:395px;max-width:400px;width:100%;margin:auto}.moment-card{width:275px;margin-top:-35px;padding:25px}.moment-card>p{font-size:1.3rem}.hero-nami{width:115px;top:5px}.echo-card{bottom:37px}.intro{padding:48px 0 40px}.features{grid-template-columns:1fr;gap:45px;padding-bottom:55px}.feature-art{height:200px}.feature h3 br{display:none}.feature h3{font-size:1.5rem}.step{margin-top:22px}.feature>p:last-child{margin-top:12px}.closing{padding:45px 20px;margin-bottom:48px;border-radius:24px}.closing h2{font-size:1.8rem}.footer nav{gap:15px 24px}.support{padding-top:35px}.support-heading h1{font-size:2.75rem}.contact-band{padding:25px;margin-top:30px}.contact-band>img{display:none}.feedback-guide{padding-bottom:40px}.faq h2{font-size:1.75rem}summary{font-size:1rem;padding-block:22px}.legal{padding-top:35px}.legal h1{font-size:2rem}}
.legal-content p{margin:16px 0;color:var(--muted)}.legal-content h2{font-size:1.5rem;margin:38px 0 18px}.legal-content h3{font-size:1.15rem;margin:24px 0 12px}.legal-content ul{padding-left:24px;color:var(--muted)}.legal-content li{margin:8px 0}
.footer .filing{font-size:.75rem;line-height:1.9}.footer{align-items:flex-start}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}