:root{--ink:#073c48;--teal:#007d61;--brand:#00a77d;--mint:#b3edd8;--surface:#f3f9f7;--muted:#45616a;--white:#fff;--line:#d6e5df;--coral:#fa735f;--shadow:0 24px 65px #073c4821;font-family:"PingFang TC","Noto Sans TC","Microsoft JhengHei",sans-serif;color:var(--ink);background:var(--white);font-synthesis:none;scroll-behavior:smooth;scroll-padding-top:100px}
@font-face{font-family:"Qingshuang Display";src:url("assets/heading-tc.ttf") format("truetype");font-style:normal;font-weight:700;font-display:swap;unicode-range:U+51FA,U+56DE,U+559C,U+6B61,U+723D,U+7559,U+7684,U+76F8,U+7A7A,U+7C3F,U+7D00-7EAB,U+8A18,U+9593,U+9A30}
*{box-sizing:border-box}body{margin:0}a{color:inherit;text-decoration:none}button,input{font:inherit}button,a{-webkit-tap-highlight-color:transparent}img{max-width:100%;height:auto;display:block}svg{flex-shrink:0}::selection{background:var(--mint);color:var(--ink)}:focus-visible{outline:3px solid var(--teal);outline-offset:5px}h1,h2,h3,p{margin:0}h1,h2,h3{text-wrap:balance}p{line-height:1.85}button{cursor:pointer}section[id]{scroll-margin-top:90px}.skip-link{position:fixed;top:-100px;left:15px;background:var(--ink);color:white;padding:14px;z-index:100}.skip-link:focus{top:12px}.hero h1{font-family:"Qingshuang Display","PingFang TC","Microsoft JhengHei",sans-serif;font-weight:700}
.site-header{background:#fff;position:sticky;top:0;z-index:10;border-bottom:1px solid #e7f0ec}.nav-wrap{max-width:1260px;margin:auto;min-height:92px;padding:16px 40px;display:flex;align-items:center;gap:36px}.brand{display:inline-flex;align-items:center;gap:12px;font-weight:700;font-size:21px;flex-shrink:0}.brand img{border-radius:12px}.brand small{display:block;font-size:12px;font-weight:500;letter-spacing:.06em;margin-top:2px;color:var(--muted)}nav{display:flex;gap:30px;margin-left:auto;font-size:15px;font-weight:600}nav a{padding:10px 0}nav a:hover,.text-link:hover{color:var(--teal);text-decoration:underline;text-underline-offset:6px}.button{display:inline-flex;align-items:center;justify-content:center;background:var(--ink);color:#fff;padding:17px 26px;border:0;border-radius:12px;font-weight:700;font-size:16px;min-height:48px;transition:background .2s}.button:hover{background:var(--teal)}.button-small{padding:12px 22px;font-size:14px}
.hero{background:var(--surface);overflow:hidden}.hero-inner{max-width:1260px;margin:auto;padding:64px 40px 50px;display:grid;grid-template-columns:1.02fr 1fr;align-items:center;gap:40px}.hero h1{font-size:clamp(42px,4.7vw,64px);font-weight:800;letter-spacing:-.03em;line-height:1.32}.hero h1 span{color:var(--teal)}.hero-description{font-size:18px;color:var(--muted);margin-top:25px;line-height:1.9}.store-button{display:inline-flex;align-items:center;gap:15px;margin-top:30px;background:var(--ink);color:#fff;padding:13px 25px;border-radius:12px;min-height:70px;transition:background .2s,transform .2s}.store-button:hover{background:var(--teal);transform:translateY(-2px)}.store-button small{display:block;font-size:12px;line-height:1.3}.store-button strong{font-family:"Avenir Next",sans-serif;font-size:24px;line-height:1.2}.download-note{margin-top:15px;font-size:13px;line-height:1.7;color:var(--muted)}.text-link{display:inline-block;margin-top:27px;font-size:14px;font-weight:600;text-decoration:underline;text-underline-offset:5px}.hero-visual{position:relative;padding:18px 0 32px;min-width:0}.hero-brand-icon{width:100%;border-radius:28px;box-shadow:var(--shadow)}.memory-label{position:absolute;bottom:10px;left:-20px;display:flex;align-items:center;gap:10px;background:white;padding:17px 23px;border-radius:12px;font-size:15px;font-weight:600;box-shadow:0 10px 35px #073c481a}.hero-bottom{border-top:1px solid var(--line);display:flex;justify-content:center;gap:64px;font-size:14px;padding:24px;color:var(--muted)}.hero-bottom span{display:flex;align-items:center;gap:9px}.hero-bottom span:before{content:"";width:6px;height:6px;background:var(--teal);border-radius:50%}
.section{max-width:1260px;margin:auto;padding:96px 40px}.section h2{font-size:clamp(32px,3.3vw,44px);line-height:1.45;letter-spacing:-.025em}.section h2 span{color:var(--teal)}.feature-intro{display:flex;justify-content:space-between;gap:50px;align-items:center;padding-bottom:50px}.feature-intro p{color:var(--muted);font-size:17px}.footer{max-width:1260px;margin:auto;padding:45px 40px;border-top:1px solid var(--line);display:flex;justify-content:space-between;align-items:center;font-size:14px;color:var(--muted)}
@media(max-width:850px){.nav-wrap{padding:14px 24px;gap:20px;min-height:78px}nav{gap:18px}.hero-inner{gap:25px;padding:50px 24px}.hero h1{font-size:42px}.hero-description{font-size:16px}.desktop-break{display:none}.hero-bottom{gap:24px;font-size:13px}.section{padding:72px 24px}.feature-intro{padding-bottom:35px;gap:30px}.feature-intro p{font-size:16px}.footer{padding:35px 24px}}
@media(max-width:620px){.nav-wrap{padding:12px 20px;min-height:72px;gap:12px}.brand{font-size:18px;gap:9px}.brand img{width:38px;height:38px;border-radius:10px}.brand small{font-size:10px}nav{display:none}.nav-wrap>.button{margin-left:auto;padding:11px 16px;font-size:13px;min-height:44px}.hero-inner{display:flex;flex-direction:column;padding:42px 22px 36px;gap:25px;align-items:stretch}.hero h1{font-size:clamp(35px,9.6vw,49px);line-height:1.38}.hero-description{margin-top:20px;font-size:16px}.store-button{margin-top:24px}.text-link{margin-top:20px}.hero-visual{padding:10px 6px 20px}.hero-brand-icon{border-radius:20px}.memory-label{left:0;bottom:0;font-size:13px;padding:14px 17px}.hero-bottom{flex-direction:column;gap:12px;align-items:center;padding:22px;font-size:13px}.section{padding:60px 22px}.section h2{font-size:30px}.feature-intro{flex-direction:column;align-items:flex-start;gap:20px;padding-bottom:35px}.footer{padding:30px 22px;flex-direction:column;align-items:flex-start;gap:15px}}
.feature-explorer{padding-top:0}.feature-tabs{display:flex;gap:8px;border-bottom:1px solid var(--line);padding-bottom:20px;flex-wrap:wrap}.feature-tabs button{background:transparent;border:0;border-radius:10px;color:var(--muted);font-size:16px;padding:15px 23px;min-height:48px;font-weight:600}.feature-tabs button:hover{background:var(--surface)}.feature-tabs button[aria-selected=true]{background:var(--ink);color:#fff}.feature-panel{display:grid;grid-template-columns:1.25fr .85fr;gap:65px;align-items:center;background:var(--surface);padding:48px 65px;margin-top:24px;border-radius:16px}.feature-panel[hidden]{display:none}.feature-copy h3{font-size:40px;line-height:1.45;letter-spacing:-.025em}.feature-copy>p{color:var(--muted);font-size:17px;margin-top:22px}.feature-points{list-style:none;padding:0;margin:25px 0 0;font-size:15px;color:var(--ink)}.feature-points li{padding:9px 0;display:flex;gap:12px;line-height:1.7}.feature-points li:before{content:"";width:6px;height:6px;flex-shrink:0;background:var(--teal);border-radius:50%;margin-top:10px}.app-screen{margin:0;justify-self:center;max-width:270px}.app-screen img{width:100%;border-radius:14px;box-shadow:0 17px 40px #073c4820}.app-screen figcaption{font-size:12px;line-height:1.7;margin-top:16px;text-align:center;color:var(--muted)}.feature-copy>p.fine-print,.fine-print{font-size:13px;line-height:1.8;color:var(--muted);max-width:65ch}.compression-section{background:#e8f5ee}.compression-inner{display:grid;grid-template-columns:1fr 1fr;gap:70px;align-items:center}.section-description{font-size:17px;color:var(--muted);margin-top:25px}.compression-inner>.fine-print,.compression-inner>div>.fine-print{margin-top:15px}.calculator{background:#fff;border-radius:16px;padding:34px;min-width:0}.calculator>label{display:flex;justify-content:space-between;font-size:15px;font-weight:600;gap:15px}.calculator output{font-variant-numeric:tabular-nums}.calculator>input{width:100%;accent-color:var(--teal);height:44px;margin:18px 0 20px;cursor:pointer}.calculator fieldset{padding:0;border:0;margin:0;min-width:0}.calculator legend{font-size:14px;color:var(--muted);margin-bottom:12px}.preset-group{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.preset-group label{position:relative;cursor:pointer;min-width:0}.preset-group input{position:absolute;inset:0;margin:0;opacity:0;width:100%;height:100%;cursor:pointer}.preset-group span{display:block;padding:14px 8px;border:1px solid var(--line);border-radius:10px;text-align:center;font-size:15px;font-weight:600}.preset-group small{display:block;font-size:12px;color:var(--muted);margin-top:5px;font-weight:400}.preset-group input:checked+span{background:var(--mint);border-color:var(--teal)}.preset-group input:focus-visible+span{outline:3px solid var(--teal);outline-offset:3px}.estimate{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin:28px 0 20px;padding-top:25px;border-top:1px solid var(--line)}.estimate span{display:block;font-size:14px;color:var(--muted)}.estimate output{display:block;font-family:"Avenir Next",sans-serif;font-size:30px;font-weight:700;color:var(--teal);margin-top:8px}.privacy-section{background:var(--ink);color:#fff}.privacy-inner{display:grid;grid-template-columns:1fr 1fr;gap:90px;padding-bottom:40px}.privacy-copy h2{font-size:clamp(34px,3.5vw,46px)}.privacy-copy p{font-size:18px;color:#c1ddd7;margin-top:26px}.privacy-copy .text-link{color:var(--mint)}.privacy-details{display:flex;flex-direction:column;gap:30px}.privacy-details>div{display:grid;grid-template-columns:34px 1fr;column-gap:14px}.privacy-details svg{color:var(--mint);grid-row:1/3;margin-top:1px}.privacy-details h3{font-size:18px;margin-bottom:7px}.privacy-details p{font-size:14px;color:#c1ddd7;max-width:45ch}.privacy-note{max-width:1180px;margin:auto;border-top:1px solid #316069;padding:26px 0 35px;font-size:13px;color:#b7d8d0;line-height:1.9}.start-section h2{font-size:36px}.start-steps{list-style:none;margin:44px 0 0;padding:0;display:grid;grid-template-columns:repeat(3,1fr);gap:40px}.start-steps span{font-family:"Avenir Next",sans-serif;font-size:36px;font-weight:600;color:var(--teal);display:block;margin-bottom:18px}.start-steps h3{font-size:20px}.start-steps p{font-size:15px;color:var(--muted);margin-top:12px}.faq-section{display:grid;grid-template-columns:.7fr 1fr;gap:100px;border-top:1px solid var(--line)}.faq-intro>p{font-size:15px;color:var(--muted);margin-top:22px}.faq-intro .text-link{margin-top:4px}.faq-list details{border-bottom:1px solid var(--line)}.faq-list summary{list-style:none;padding:24px 35px 24px 0;font-size:17px;line-height:1.7;font-weight:600;position:relative;cursor:pointer}.faq-list summary::-webkit-details-marker{display:none}.faq-list summary:after{content:"";width:10px;height:10px;border-right:1.6px solid currentColor;border-bottom:1.6px solid currentColor;position:absolute;right:7px;top:32px;transform:rotate(45deg)}.faq-list details[open] summary:after{transform:rotate(225deg);top:37px}.faq-list details p{font-size:15px;color:var(--muted);padding:0 22px 24px 0}.faq-list p a{color:var(--teal);text-decoration:underline;text-underline-offset:4px}.download-section{background:var(--mint)}.download-inner{display:flex;gap:30px;align-items:center;padding-top:65px;padding-bottom:65px}.download-inner>img{border-radius:18px;flex-shrink:0}.download-inner h2{font-size:34px}.download-inner p{font-size:15px;color:var(--muted);margin-top:12px}.download-action{margin-left:auto;flex-shrink:0}.download-action .store-button{margin-top:0;min-width:190px;justify-content:center}.download-action .download-note{font-size:12px}.footer{gap:35px;font-size:12px;align-items:flex-start}.footer>.footer-links{display:flex;gap:26px;flex-wrap:wrap;font-size:14px;padding-top:8px}.footer .brand{color:var(--ink);font-size:18px}.footer>div>p{margin-top:16px}.footer-links a:hover{text-decoration:underline;text-underline-offset:5px}.mobile-download{display:none}.hero-visual .hero-art{width:100%;border-radius:24px;box-shadow:var(--shadow);aspect-ratio:1/1;object-fit:cover}.hero-visual .hero-mini-icon{position:absolute;right:16px;bottom:30px;width:74px;height:74px;border-radius:18px;box-shadow:0 8px 25px #073c4826}.legal-main{max-width:830px;margin:auto;padding:70px 28px 100px}.legal-main h1{font-size:40px;line-height:1.4;margin-bottom:20px}.legal-main h2{font-size:23px;margin:38px 0 16px}.legal-main p,.legal-main li{font-size:16px;line-height:1.95;color:var(--muted)}.legal-main p{margin:14px 0}.legal-main ul{padding-left:24px}.legal-main a{color:var(--teal);text-decoration:underline;text-underline-offset:4px;overflow-wrap:anywhere}.legal-main .legal-date{font-size:14px}.legal-main .button{color:white;text-decoration:none}.legal-main .back-home{font-size:14px;display:inline-block;margin-bottom:30px}.legal-main+.footer{max-width:1120px}
@media(min-width:621px){.hero-copy{animation:copy-arrive .65s cubic-bezier(.16,1,.3,1) both}.hero-visual{animation:image-arrive .9s cubic-bezier(.16,1,.3,1) both}@keyframes copy-arrive{from{transform:translateY(14px);filter:blur(3px)}to{transform:none;filter:none}}@keyframes image-arrive{from{transform:translateY(20px) rotate(1deg)}to{transform:none}}}
@media(max-width:1000px){.feature-panel{padding:40px;gap:35px}.feature-copy h3{font-size:34px}.feature-copy>p{font-size:16px}.compression-inner{gap:35px}.privacy-inner{gap:50px}.privacy-note{margin:0 40px}.faq-section{gap:55px}.download-inner h2{font-size:30px}.download-inner{gap:22px}.footer>.footer-links{gap:16px}}
@media(max-width:750px){.feature-tabs button{padding:13px 16px;font-size:14px}.feature-panel{grid-template-columns:1fr .7fr;padding:30px;gap:25px}.feature-copy h3{font-size:30px}.feature-points{font-size:14px}.feature-copy>p{font-size:15px}.feature-copy .text-link{font-size:13px}.compression-inner{grid-template-columns:1fr;gap:35px}.privacy-inner{grid-template-columns:1fr;gap:35px}.privacy-note{margin:0 24px}.start-steps{gap:24px}.start-steps h3{font-size:18px}.start-steps p{font-size:14px}.faq-section{gap:35px}.download-inner{flex-wrap:wrap}.download-action{margin-left:110px}.footer{flex-wrap:wrap}}
@media(max-width:620px){body{padding-bottom:76px}.feature-tabs{gap:7px;padding-bottom:16px;display:grid;grid-template-columns:1fr 1fr}.feature-tabs button{padding:13px 8px;font-size:14px}.feature-panel{display:flex;flex-direction:column;align-items:stretch;padding:28px 24px;gap:30px}.feature-copy h3{font-size:30px}.feature-copy>p{font-size:16px}.feature-points{font-size:14px}.app-screen{max-width:230px;align-self:center}.feature-explorer{padding-bottom:60px}.calculator{padding:25px 20px}.estimate{gap:12px}.estimate output{font-size:27px}.privacy-inner{padding-bottom:24px}.privacy-copy h2{font-size:35px}.privacy-copy p{font-size:16px}.privacy-note{margin:0 22px;font-size:12px}.start-section h2{font-size:29px}.start-steps{grid-template-columns:1fr;gap:28px;margin-top:34px}.start-steps li{display:grid;grid-template-columns:40px 1fr;gap:5px 14px}.start-steps span{grid-row:1/3;margin:0;font-size:30px}.start-steps p{margin-top:3px}.faq-section{grid-template-columns:1fr;gap:24px}.faq-intro>p{margin-top:16px}.faq-list summary{font-size:16px;padding-top:21px;padding-bottom:21px}.faq-list summary:after{top:28px}.faq-list details[open] summary:after{top:33px}.faq-list details p{font-size:14px}.download-inner{flex-direction:column;align-items:flex-start;padding-top:48px;padding-bottom:48px;gap:24px}.download-inner>img{width:64px;height:64px}.download-inner h2{font-size:29px}.download-action{margin-left:0}.download-action .store-button{min-width:186px}.footer>.footer-links{gap:24px}.mobile-download{position:fixed;bottom:0;left:0;right:0;z-index:11;display:flex;align-items:center;justify-content:space-between;background:var(--ink);color:#fff;font-size:15px;font-weight:600;padding:18px 22px calc(18px + env(safe-area-inset-bottom));min-height:64px;box-shadow:0 -4px 25px #073c4818}.mobile-download span{font-size:13px;color:var(--mint)}.hero-visual .hero-mini-icon{width:60px;height:60px;right:20px;bottom:20px}.legal-main{padding:42px 22px 65px}.legal-main h1{font-size:31px}.legal-main h2{font-size:22px}}
.privacy-section .text-link:focus-visible{outline-color:var(--mint)}
@media(max-width:620px){.brand small{font-size:11px}.feature-copy .text-link{font-size:14px}}
@media(prefers-reduced-motion:reduce){:root{scroll-behavior:auto}*,*:before,*:after{animation:none!important;transition:none!important}}