:root{--paper:#f5f3eb;--ink:#263b2f;--muted:#727b70;--line:#dbded2;--sage:#dce3ce;--white:#fffefa;--rust:#a35f40}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:30px}body{margin:0;background:var(--paper);color:var(--ink);font:15.5px 'DM Sans',sans-serif;-webkit-font-smoothing:antialiased}a{color:inherit}button,input{font:inherit}button,a{outline-offset:5px}button{cursor:pointer}.site-wrap{max-width:1512px;margin:auto;padding:0 64px}.site-header{height:108px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);gap:24px}.wordmark{display:inline-flex;align-items:center;gap:9px;font-size:29px;font-weight:700;letter-spacing:-1.5px;text-decoration:none;white-space:nowrap}.wordmark-dot{margin-left:-9px;color:#859b6c}.brand-mark{display:grid;place-items:center;background:var(--ink);color:var(--paper);width:31px;height:34px;border-radius:10px 10px 10px 2px;font-size:26px;letter-spacing:-3px;padding-right:3px}.site-header nav{display:flex;align-items:center;gap:29px}.site-header nav a{font-size:12.5px;text-decoration:none;color:#63715f}.site-header nav a:hover,.quiet-link:hover,.inline-link:hover{color:var(--rust)}.button{display:inline-flex;align-items:center;justify-content:center;gap:30px;border-radius:5px;padding:16px 22px;font-size:12.5px;font-weight:600;text-decoration:none;border:1px solid transparent;transition:background .15s,transform .15s}.button:hover{transform:translateY(-2px)}.button-dark{background:var(--ink);color:var(--white)}.button-dark:hover{background:#3b5141}.button-small{padding:11px 15px;gap:24px;font-size:11px}.button-outline{border-color:#bfc9b7;background:transparent}.button-outline:hover{background:#e9ecdf}.hero{display:grid;grid-template-columns:1fr 1fr;gap:24px;align-items:center;padding:77px 0 80px;min-height:638px}.intro-note{display:flex;align-items:center;gap:8px;font-size:11.5px;letter-spacing:.15px;color:#77866a}.intro-note>span{width:6px;height:6px;border-radius:50%;background:#889b70}h1,h2{font-family:'DM Sans',sans-serif;font-weight:700}h1{font-size:clamp(56px,5.7vw,88px);line-height:1.04;letter-spacing:-3.5px;margin:28px 0 26px}.hero-description{font-size:14.5px;line-height:1.85;color:#6b7667;max-width:365px}.hero-actions{display:flex;gap:25px;align-items:center;flex-wrap:wrap;margin-top:28px}.quiet-link{font-size:11.5px;text-decoration:none;display:flex;gap:13px;align-items:center}.small-note{font-size:10.5px;color:#939b89;margin-top:15px}.hero-art{height:455px;position:relative;max-width:580px;margin-left:auto;width:100%}.art-caption{display:flex;justify-content:space-between;font-size:8.5px;letter-spacing:1.5px;color:#98a08f;padding-left:16px}.paper-receipt{position:absolute;left:38px;top:40px;width:224px;padding:25px 22px 30px;background:#fffef9;box-shadow:3px 8px 20px #263b2f0c;transform:rotate(-8deg);font:9.5px/1.7 'Courier New',monospace;color:#79786c;clip-path:polygon(0 0,100% 0,100% 97%,96% 99%,92% 97%,88% 99%,84% 97%,80% 99%,76% 97%,72% 99%,68% 97%,64% 99%,60% 97%,56% 99%,52% 97%,48% 99%,44% 97%,40% 99%,36% 97%,32% 99%,28% 97%,24% 99%,20% 97%,16% 99%,12% 97%,8% 99%,4% 97%,0 99%)}.receipt-label{display:block;font-size:7.5px;letter-spacing:1px;color:#aaa99d;text-align:center}.coffee-mark{text-align:center;font-size:29px;margin:12px 0 1px;filter:grayscale(1);opacity:.7}.paper-receipt h2{font:bold 13.5px 'Courier New',monospace;letter-spacing:1px;text-align:center;color:#5f6558;margin:0 0 5px}.paper-receipt p{text-align:center;font-size:8.5px;line-height:1.8;margin:0}.receipt-rule{border-top:1px dashed #c8c6b9;margin:15px 0 12px}.receipt-line{display:flex;justify-content:space-between;font-size:9.5px;margin:7px 0;gap:10px}.receipt-total{font-size:11.5px;font-weight:bold;color:#59624e}.paper-receipt .receipt-thanks{font-size:6.5px;letter-spacing:.4px;margin:17px 0 10px}.receipt-barcode{height:19px;width:104px;margin:0 auto;background:repeating-linear-gradient(90deg,#6c7164 0 1px,transparent 1px 3px,#6c7164 3px 5px,transparent 5px 6px,#6c7164 6px 7px,transparent 7px 11px);opacity:.65}.expense-sheet{position:absolute;left:122px;right:0;top:226px;transform:rotate(2.5deg);background:#fffefa;border:1px solid #d8decf;border-radius:7px;box-shadow:0 12px 28px #273c2d09;overflow:hidden}.sheet-top{display:flex;align-items:center;gap:8px;padding:14px 15px;border-bottom:1px solid #e4e8dd;font-size:10.5px}.sheet-icon{color:#8eaa70;font-size:16.5px}.sheet-file{margin-left:auto;font-size:8.5px;color:#98a58a}.expense-sheet table,.format-demo table{border-collapse:collapse;width:100%;text-align:left;white-space:nowrap}.expense-sheet th{font-size:7.5px;font-weight:500;color:#8e9b82;padding:10px 10px;background:#f5f8ee;border-bottom:1px solid #e2e7d9}.expense-sheet td{padding:11px 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10px;background:#f6f8f0;color:#92a080;font-size:8.5px;line-height:1.6;border-radius:4px}.example-rule>span:first-child{color:#a5b495}.demo-footer{padding:13px 18px;background:#fafbf5;border-top:1px solid #e8eddf;display:flex;justify-content:space-between;align-items:center;gap:12px}.demo-footer>span{font-size:7.5px;color:#a0a992}.demo-footer button{font-size:8.5px;background:none;border:0;color:#6b8358;padding:3px 0}.demo-footer button span{margin-left:6px}.details-section{display:grid;grid-template-columns:1fr 1fr;gap:64px;padding:103px 0 90px}.detail-list article{display:flex;gap:25px;padding:21px 0;border-bottom:1px solid var(--line)}.detail-list article:first-child{border-top:1px solid var(--line)}.detail-list>article>span{font:9.5px 'Courier New';color:#9ba68e;padding-top:3px}.detail-list p{font-size:12.5px;color:#7d8871;line-height:1.8;margin:0;max-width:340px}.faq-section{display:grid;grid-template-columns:1fr 1fr;gap:64px;padding:40px 0 80px;border-top:1px solid var(--line)}.faq-section>div:first-child{padding-top:25px}.faq-section h2{font-size:41px}.faq-list details{border-bottom:1px solid var(--line)}.faq-list summary{display:flex;align-items:center;justify-content:space-between;gap:20px;cursor:pointer;list-style:none;padding:22px 0;font-size:12.5px}.faq-list summary::-webkit-details-marker{display:none}.faq-list summary>span{font:18.5px 'DM Sans';color:#9ba68e}.faq-list details[open] summary>span{transform:rotate(45deg)}.faq-list p{font-size:11.5px;line-height:1.9;color:#7d8871;margin:0 30px 21px 0}.closing{text-align:center;border-top:1px solid var(--line);padding:72px 0 78px}.closing h2{font-size:68px;line-height:1.05;letter-spacing:-2px;margin:24px 0 27px}.closing p{font-size:9.5px;color:#99a08f;margin-top:15px}.site-footer{border-top:1px solid var(--line);display:flex;justify-content:space-between;align-items:center;gap:24px;padding:30px 0 34px}.site-footer .wordmark{font-size:22px}.site-footer .brand-mark{width:25px;height:27px;font-size:20px;border-radius:7px 7px 7px 2px}.site-footer>span{font-size:10.5px;color:#9ca390}.site-footer>div{display:flex;gap:24px;font-size:10.5px;color:#79876b}.site-footer>div a{text-decoration:none}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.skip{position:fixed;top:-100px;left:20px;z-index:10;padding:12px;background:var(--ink);color:white}.skip:focus{top:10px}@media(min-width:1440px){.hero{gap:60px}.hero-description{max-width:390px}.hero-art{height:470px}.expense-sheet{top:231px}.hero-copy{padding-bottom:10px}.paper-receipt{left:60px}.art-caption{padding-left:35px}}@media(max-width:1100px){.site-wrap{padding:0 36px}.site-header nav{gap:20px}.hero{gap:10px;padding:65px 0 60px;min-height:580px}h1{font-size:58px;letter-spacing:-2.7px}.hero-description{font-size:12.5px}.hero-actions{gap:16px}.hero-art{height:420px}.paper-receipt{left:10px;top:35px;width:200px;padding:22px 18px}.expense-sheet{left:65px;top:225px}.pencil-arrow{right:8px;width:90px}.art-footnote{left:0}.art-footnote>span:last-child{font-size:6.5px}.format-section{padding:45px 30px;gap:28px}.format-copy h2{font-size:30px}.format-strip>div{gap:27px}.workflow,.details-section,.faq-section{gap:40px}.section-intro h2,.details-section h2{font-size:43px}.faq-section h2{font-size:35px}}@media(max-width:760px){.site-wrap{padding:0 22px}.site-header{height:82px;gap:12px}.site-header nav{display:none}.wordmark{font-size:26px}.button-small{padding:10px 12px;gap:17px}.hero{grid-template-columns:1fr;gap:32px;padding:48px 0 35px}.intro-note{font-size:10.5px}h1{font-size:60px;letter-spacing:-2.8px;margin:23px 0 20px}.hero-description{font-size:13.5px;max-width:360px}.hero-actions{gap:22px;margin-top:24px}.button{padding:14px 18px;font-size:11.5px}.hero-art{width:100%;max-width:460px;margin:4px auto 0;height:405px}.art-caption{font-size:7.5px;padding-left:10px}.paper-receipt{left:35px;top:29px;width:199px}.expense-sheet{left:95px;top:211px}.pencil-arrow{right:20px;top:110px}.art-footnote{left:12px}.hand-note{font-size:23.5px}.art-footnote>span:last-child{font-size:6.5px}.format-strip{padding:23px 0;align-items:flex-start;gap:23px;flex-direction:column}.format-strip>span br{display:none}.format-strip>span strong{margin-left:4px}.format-strip>div{width:100%;justify-content:space-between;gap:15px}.format-token{font-size:10.5px;gap:6px}.format-token small{font-size:8.5px}.workflow{grid-template-columns:1fr;gap:27px;padding:58px 0 62px}.section-intro h2,.details-section h2{font-size:43px;margin:17px 0}.section-intro>p{font-size:12.5px}.section-intro>p br{display:none}.workflow-steps article{padding:22px 0;gap:23px}.workflow-steps p{max-width:none;font-size:12.5px}.format-section{grid-template-columns:1fr;margin:0 -8px;padding:34px 22px;gap:30px}.format-copy h2{font-size:33px}.format-copy>p{max-width:none}.format-copy .format-example{margin:20px 0}.format-demo{min-width:0}.demo-header{padding:17px 14px 0}.demo-tabs{padding:15px 12px;gap:4px}.demo-footer{padding:13px 12px}.demo-footer>span{font-size:6.5px}.demo-footer button{font-size:7.5px}.format-demo th,.format-demo td{padding:12px 9px;font-size:7.5px}.example-rule{margin:14px 12px 18px}.details-section{grid-template-columns:1fr;gap:22px;padding:61px 0 55px}.detail-list p{max-width:none}.faq-section{grid-template-columns:1fr;gap:13px;padding:14px 0 53px}.faq-section h2{font-size:40px;margin:16px 0}.faq-list summary{font-size:12.5px;padding:21px 0}.closing{padding:48px 0 53px}.closing h2{font-size:53px;letter-spacing:-1.6px;margin:20px 0 25px}.site-footer{padding:25px 0;gap:20px;flex-wrap:wrap}.site-footer>span{display:none}.site-footer>div{gap:16px;font-size:9.5px}}@media(max-width:390px){h1{font-size:52px}.hero-art{height:385px}.paper-receipt{left:15px;width:188px}.expense-sheet{left:59px;top:208px}.pencil-arrow{right:3px;top:109px;width:83px}.art-footnote{left:0}.art-footnote>span:last-child{letter-spacing:.5px}.hero-actions{gap:16px}.quiet-link{font-size:10.5px;gap:8px}.format-copy h2{font-size:29px}.closing h2{font-size:48px}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.button{transition:none}.button:hover{transform:none}}

@media(max-width:350px){.expense-sheet{left:45px;transform:none}.hero-art{overflow:hidden}h1{font-size:47px}.section-intro h2,.details-section h2{font-size:38px}.closing h2{font-size:43px}}

.hero-visual{min-width:0;width:100%}.art-footnote{position:static;max-width:580px;margin:0 0 0 auto;padding:22px 6px 0;justify-content:flex-end}@media(max-width:760px){.hero-art{height:430px}.art-footnote{padding-top:16px}}@media(max-width:390px){.hero-art{height:420px}}

.hero-art{min-height:470px}@media(max-width:760px){.hero-art{min-height:450px}}

.wordmark{font-family:Manrope,'DM Sans',sans-serif;font-weight:800}.brand-mark,.site-footer .brand-mark{display:block;flex:none;background:transparent;border-radius:0;padding:0;object-fit:contain;height:auto}.brand-mark{width:31px}.site-footer .brand-mark{width:25px}

.header-tools{display:flex;align-items:center;gap:14px}.header-tools select{font:11px 'DM Sans','PingFang TC',sans-serif;background:transparent;color:var(--ink);border:1px solid #bfc9b7;border-radius:5px;padding:10px 8px;max-width:110px}:lang(zh-Hans) body,:lang(zh-Hant) body{font-family:'DM Sans','PingFang SC','PingFang TC','Microsoft YaHei',sans-serif}:lang(zh-Hans) h1,:lang(zh-Hant) h1{font-size:clamp(54px,5.4vw,78px);line-height:1.2;letter-spacing:-2px}:lang(zh-Hans) h2,:lang(zh-Hant) h2{line-height:1.35}@media(max-width:760px){.header-tools{gap:8px}.header-tools select{max-width:88px;padding:9px 5px}.header-tools .button-small{padding:10px;gap:6px}.header-tools .button-small span{display:none}.site-header{gap:8px}:lang(zh-Hans) h1,:lang(zh-Hant) h1{font-size:53px}.site-header .wordmark{font-size:24px;gap:6px}.site-header .brand-mark{width:27px}}@media(max-width:350px){.site-header .wordmark{font-size:21px}.header-tools select{max-width:80px}.header-tools .button-small{font-size:10px;padding:9px 7px}}

/* Reserve space for one centered, consistent language chevron. */
.header-tools select{appearance:none;-webkit-appearance:none;display:block;flex:none;width:108px;max-width:none;height:42px;line-height:20px;padding:10px 30px 10px 12px;background-color:transparent;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='none' stroke='%2363715f' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m4 6 4 4 4-4'/%3E%3C/svg%3E");background-repeat:no-repeat;background-size:14px 14px;background-position:right 10px center}
@media(max-width:760px){.header-tools select{width:88px;max-width:none;height:38px;padding:8px 24px 8px 8px;background-position:right 6px center;background-size:12px 12px}}
@media(max-width:350px){.header-tools select{width:82px;max-width:none;padding-left:6px;padding-right:22px;background-position:right 5px center}}
@media(forced-colors:active){.header-tools select{appearance:auto;background-image:none}}

/* Shared vector wordmarks: both Chinese interfaces use the approved 微賬. */
.brand-language{display:flex;align-items:center;min-width:0}.brand-zh{display:none}.brand-art{display:block;width:175px;height:auto;max-width:100%;overflow:visible}.brand-art [fill="#263b2f"]{fill:var(--ink)}html:lang(zh) .brand-en{display:none}html:lang(zh) .brand-zh{display:flex}html:lang(zh) .brand-art{width:115px}
.site-footer .brand-art{width:140px}.site-footer:lang(zh) .brand-art{width:92px}@media(max-width:760px){.site-header .brand-art{width:145px}html:lang(zh) .site-header .brand-art{width:100px}}@media(max-width:350px){.site-header .brand-art{width:125px}html:lang(zh) .site-header .brand-art{width:92px}}

.header-tools select,.header-tools [data-app-entry]{box-sizing:border-box;width:108px;height:42px;min-height:42px;font-size:11px;border:1px solid #bfc9b7;border-radius:5px}.header-tools [data-app-entry]{display:inline-flex;align-items:center;justify-content:center;padding:10px 12px;white-space:nowrap}@media(max-width:760px){.header-tools select,.header-tools [data-app-entry]{width:88px;height:38px;min-height:38px}.header-tools [data-app-entry]{padding:8px}}@media(max-width:350px){.header-tools select,.header-tools [data-app-entry]{width:82px}}