:root{--leaf:#9fe870;--forest:#163300;--paper:#fff;--ink:#0e0f0c;--mist:#e2f6d5;--soft:#f1f5ed;--muted:#52604b;--radius:24px;--pill:9999px;--max:1180px;--nav:76px;--step-hero:clamp(2.5rem,4.4vw,3.4rem);--step-1:clamp(2rem,3.4vw,2.7rem);--step-2:clamp(1.6rem,2.7vw,2.15rem);--step-3:clamp(1.2rem,1.8vw,1.4rem);--body:1rem}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:94px}body{margin:0;min-width:320px;min-height:100vh;display:flex;flex-direction:column;background:var(--paper);color:var(--ink);font-family:Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;font-size:var(--body);line-height:1.65}main{flex:1 0 auto}body>footer{margin-top:auto}body>footer>:last-child{margin-bottom:0}[hidden]{display:none!important}a{color:inherit;text-decoration:none}button,input{font:inherit}button{cursor:pointer}.wrap{width:min(calc(100% - 40px),var(--max));margin-inline:auto}.site-header{position:sticky;top:0;z-index:30;background:var(--leaf)}.nav-shell{height:var(--nav);display:flex;align-items:center;gap:30px}.brand{display:inline-flex;align-items:center;flex:none}.brand img{display:block;width:176px;height:auto}.main-nav{display:flex;align-items:center;gap:8px;margin-left:auto}.main-nav a,.nav-action,.language-trigger{min-height:42px;display:inline-flex;align-items:center;justify-content:center;padding:0 16px;border-radius:var(--pill);font-size:.875rem;font-weight:700;white-space:nowrap;border:0;background:transparent;color:var(--forest)}.main-nav a[aria-current=page]{background:var(--forest);color:var(--leaf)}.nav-actions{display:flex;align-items:center;gap:8px}.nav-burger{display:none;width:42px;height:42px;border:0;border-radius:var(--pill);background:rgba(255,255,255,.45);color:var(--forest);cursor:pointer;flex-direction:column;align-items:center;justify-content:center;gap:5px;padding:0}.nav-burger:hover,.nav-burger[aria-expanded="true"]{background:var(--forest);color:var(--leaf)}.nav-burger span{display:block;width:16px;height:2px;background:currentColor;border-radius:2px}.nav-drawer{position:fixed;left:0;right:0;z-index:60;background:var(--paper);border-bottom:1px solid #d6e4cc;box-shadow:0 18px 34px rgba(22,51,0,.16);display:grid;gap:4px;padding:12px 16px 16px;max-height:calc(100dvh - 76px);overflow:auto}.nav-drawer a{display:flex;align-items:center;min-height:44px;padding:0 14px;border-radius:14px;font-size:1rem;font-weight:700;color:var(--forest)}.nav-drawer a:hover,.nav-drawer a[aria-current=page]{background:var(--mist)}.nav-drawer .drawer-action{margin-top:6px;justify-content:center;background:var(--forest);color:var(--leaf)}.nav-action{background:var(--forest);color:var(--leaf)}.language-picker{position:relative}.language-trigger{gap:7px;background:rgba(255,255,255,.45);list-style:none}.language-trigger::-webkit-details-marker{display:none}.chevron{width:14px;height:14px;transition:transform .2s}.language-picker[open] .chevron{transform:rotate(180deg)}.language-menu{position:absolute;right:0;top:calc(100% + 9px);width:208px;padding:8px;background:var(--paper);color:var(--forest);border-radius:18px;box-shadow:0 14px 34px rgba(22,51,0,.18)}.language-menu a{display:flex;align-items:center;justify-content:space-between;min-height:42px;padding:8px 12px;border-radius:12px;font-size:.9rem;font-weight:700}.language-menu a:hover,.language-menu a[aria-current=page]{background:var(--mist)}.language-menu a[aria-current=page]::after{content:"✓";font-weight:900}.hero{background:var(--leaf);padding:46px 0 92px}.hero-copy{max-width:1040px;margin:0 auto;text-align:center}.eyebrow,.kicker{display:inline-flex;max-width:100%;width:auto;align-items:center;min-height:32px;padding:4px 12px;border-radius:var(--pill);background:var(--mist);color:var(--forest);font-size:.78rem;font-weight:800;letter-spacing:.03em;text-transform:uppercase;white-space:normal;overflow-wrap:anywhere}.hero h1,.display-title{margin:18px 0 16px;color:var(--forest);font-family:"Arial Narrow","Roboto Condensed","PingFang SC",Impact,sans-serif;font-size:var(--step-hero);font-stretch:condensed;font-weight:900;letter-spacing:-.035em;line-height:1.06;text-transform:uppercase;text-wrap:balance}.hero-lede{max-width:650px;margin:0 auto;color:var(--forest);font-size:1rem}.hero-actions{display:flex;justify-content:center;gap:12px;margin-top:26px}.button{min-height:48px;display:inline-flex;align-items:center;justify-content:center;gap:9px;padding:0 22px;border:0;border-radius:var(--pill);font-weight:800}.button-primary{background:var(--forest);color:var(--leaf)}.button-secondary{background:var(--paper);color:var(--forest)}.button-soft{background:var(--mist);color:var(--forest)}.spaced-cta{margin-top:24px}.button:focus-visible,a:focus-visible,summary:focus-visible{outline:3px solid var(--ink);outline-offset:3px}.mail-stage{margin-top:44px;padding:18px;background:var(--forest);border-radius:30px}.mail-tool{background:var(--paper);border-radius:20px;padding:20px}.address-row{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:12px;align-items:center}.address-box{min-width:0;padding:16px 18px;border-radius:17px;background:var(--soft)}.address-label{display:block;color:var(--muted);font-size:.75rem;font-weight:800;letter-spacing:.08em}.address-value{display:block;margin-top:3px;color:var(--forest);font-size:clamp(1rem,2vw,1.35rem);font-weight:800;overflow-wrap:anywhere}.copy-button{min-width:122px}.mail-status{display:flex;align-items:center;justify-content:space-between;gap:14px;margin-top:12px;padding:0 3px}.status-cluster,.mini-actions{display:flex;align-items:center;gap:9px;flex-wrap:wrap}.status-item{display:inline-flex;align-items:center;gap:7px;font-size:.86rem;color:var(--muted)}.status-dot{width:9px;height:9px;border-radius:50%;background:#29a34a}.mini-button{min-height:36px;padding:0 13px;border:0;border-radius:var(--pill);background:var(--mist);color:var(--forest);font-size:.82rem;font-weight:800}.inbox-grid{height:628px;min-height:600px;display:grid;grid-template-columns:minmax(280px,.78fr) minmax(0,1.35fr);margin-top:16px;background:var(--soft);border-radius:18px;overflow:hidden}.inbox-list{min-height:0;overflow:auto;background:var(--paper);padding:14px}.inbox-head{position:sticky;top:-14px;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:12px;padding:14px 4px;background:var(--paper)}.inbox-head h2{margin:0;font-size:1.1rem;line-height:1.2}.inbox-count{min-width:28px;height:28px;display:grid;place-items:center;border-radius:50%;background:var(--leaf);color:var(--forest);font-size:.78rem;font-weight:900}.mail-row{width:100%;display:grid;grid-template-columns:auto minmax(0,1fr);gap:12px;padding:15px 10px;border:0;border-radius:15px;background:transparent;color:var(--ink);text-align:left}.mail-row+.mail-row{margin-top:8px}.mail-row:hover,.mail-row.is-active{background:var(--mist)}.sender-mark{width:42px;height:42px;display:grid;place-items:center;border-radius:13px;background:var(--forest);color:var(--leaf);font-weight:900}.sender-mark.gh{background:var(--ink);color:#fff}.mail-row-copy{min-width:0}.mail-row-top{display:flex;align-items:center;justify-content:space-between;gap:9px}.mail-sender{font-size:.9rem;font-weight:900}.mail-time{font-size:.72rem;color:var(--muted)}.mail-subject{display:block;margin-top:3px;font-size:.84rem;font-weight:800}.mail-preview{display:-webkit-box;margin-top:2px;overflow:hidden;color:var(--muted);font-size:.76rem;-webkit-line-clamp:2;-webkit-box-orient:vertical}.demo-badge{display:inline-flex;width:max-content;margin-top:7px;padding:2px 8px;border-radius:var(--pill);background:var(--leaf);color:var(--forest);font-size:.66rem;font-weight:900}.inbox-reader{min-width:0;overflow:auto;padding:30px;background:var(--soft)}.reader-card{min-height:100%;padding:28px;background:var(--paper);border-radius:18px}.reader-meta{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:24px}.reader-meta strong{font-size:.95rem}.reader-demo{padding:5px 10px;border-radius:var(--pill);background:var(--mist);color:var(--forest);font-size:.72rem;font-weight:900}.demo-email{max-width:620px;margin:auto;color:#202124}.demo-email h2{margin:0 0 12px;font-size:1.5rem;line-height:1.2}.demo-email p{margin:0 0 14px;font-size:.92rem}.demo-email-brand{margin-bottom:24px;font-size:1.45rem;font-weight:900}.demo-code{margin:26px 0;padding:24px;border-radius:16px;background:#f4f4f5;text-align:center;font:900 2.25rem/1.1 ui-monospace,monospace;letter-spacing:.14em}.demo-note{padding:16px;border-radius:14px;background:var(--mist)}.demo-workflow{padding:18px;border-radius:16px;background:#effaf2;border-left:8px solid #2da44e}.demo-facts{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;margin:18px 0}.demo-fact{padding:12px;border-radius:12px;background:#f5f6f4;font-size:.82rem}.demo-disclaimer{margin-top:24px!important;color:#66705f;font-size:.78rem!important}.mobile-reader{position:fixed;inset:0;z-index:60;display:none;background:var(--paper);overflow:auto}.mobile-reader-bar{position:sticky;top:0;display:flex;align-items:center;justify-content:space-between;padding:14px 18px;background:var(--leaf)}.mobile-reader-body{padding:24px}.section{padding:120px 0}.section-mist{background:var(--mist)}.section-dark{background:var(--forest);color:var(--paper)}.section-head{max-width:760px;margin-bottom:50px}.section-head.center{margin-inline:auto;text-align:center}.section-head.center .kicker{margin-inline:auto}.section h2,.section-title{margin:18px 0 18px;font-family:"Arial Narrow","Roboto Condensed","PingFang SC",Impact,sans-serif;font-size:var(--step-2);font-weight:900;letter-spacing:-.045em;line-height:1.02}.section-head p{margin:0;color:var(--muted);font-size:1.05rem}.section-dark .section-head p{color:#d8e8cd}.section-dark .kicker{background:var(--leaf)}.feature-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.feature-card{padding:28px;border-radius:var(--radius);background:var(--soft)}.feature-mark{width:50px;height:50px;display:grid;place-items:center;border-radius:15px;background:var(--leaf);color:var(--forest)}.feature-mark svg{width:27px;height:27px}.feature-card h3{margin:22px 0 10px;font-size:var(--step-3);line-height:1.15}.feature-card p{margin:0;color:var(--muted)}.split{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:70px;align-items:center}.photo-frame{position:relative}.photo-frame img{display:block;width:100%;height:auto;border-radius:32px;object-fit:cover;aspect-ratio:3/2}.photo-label{position:absolute;left:22px;bottom:22px;padding:10px 16px;border-radius:var(--pill);background:var(--leaf);color:var(--forest);font-size:.82rem;font-weight:900}.plain-list{display:grid;gap:18px;margin:30px 0 0;padding:0;list-style:none}.plain-list li{display:grid;grid-template-columns:40px minmax(0,1fr);gap:14px;align-items:start}.list-number{width:40px;height:40px;display:grid;place-items:center;border-radius:50%;background:var(--forest);color:var(--leaf);font-weight:900}.plain-list strong{display:block;margin-bottom:3px}.plain-list span{color:var(--muted)}.scenario-grid{display:grid;grid-template-columns:1.2fr .8fr .8fr;gap:18px}.scenario-card{min-height:168px;display:flex;flex-direction:column;justify-content:flex-end;padding:26px;border-radius:var(--radius);background:var(--leaf);color:var(--forest)}.scenario-card:nth-child(2){background:var(--paper)}.scenario-card:nth-child(3){background:var(--mist)}.scenario-card h3{margin:0 0 10px;font-size:var(--step-3)}.scenario-card p{margin:0}.decision-scroll{overflow-x:auto;border-radius:20px}.faq-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;align-items:start}.faq-item{border-radius:18px;background:var(--soft);overflow:hidden}.faq-item summary{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:20px 22px;cursor:pointer;font-weight:900;list-style:none}.faq-item summary::-webkit-details-marker{display:none}.faq-item summary::after{content:"+";font-size:1.35rem}.faq-item[open] summary::after{content:"−"}.faq-answer{padding:0 22px 22px;color:var(--muted)}.faq-answer p{margin:0}.cta-band{display:grid;grid-template-columns:1fr auto;gap:30px;align-items:center;padding:46px;border-radius:32px;background:var(--leaf);color:var(--forest)}.cta-band h2{margin:0 0 10px}.cta-band p{margin:0}.site-footer{padding:72px 0 26px;background:var(--forest);color:var(--paper)}.footer-grid{display:grid;grid-template-columns:1.4fr repeat(3,1fr);gap:42px}.footer-brand img{width:176px;filter:none}.footer-brand p{max-width:330px;color:#c9ddbd}.footer-col h2{margin:0 0 14px;color:var(--leaf);font-size:.85rem}.footer-col a{display:block;width:max-content;margin-top:9px;color:#edf6e7;font-size:.9rem}.footer-bottom{display:flex;justify-content:space-between;gap:20px;margin-top:56px;padding-top:22px;border-top:1px solid #496934;color:#bcd3ad;font-size:.8rem}.footer-languages{display:flex;gap:12px;flex-wrap:wrap}.modal-open{overflow:hidden}.toast{position:fixed;left:50%;bottom:24px;z-index:80;transform:translateX(-50%);padding:12px 18px;border-radius:var(--pill);background:var(--ink);color:var(--paper);font-size:.86rem;font-weight:800;width:max-content;max-width:min(430px,calc(100vw - 32px))}.prose h2{font-size:1.75rem;line-height:1.2}.prose h3{font-size:1.25rem;line-height:1.3}.component-modal h2,.dialog-card h2{font-size:1.4rem;line-height:1.25}@media(max-width:900px){.main-nav{display:none}.nav-burger{display:inline-flex}.nav-actions{margin-left:auto}.hero{padding-top:40px}.feature-grid,.scenario-grid{grid-template-columns:1fr}.scenario-card{min-height:140px}.split{grid-template-columns:1fr;gap:46px}.footer-grid{grid-template-columns:1fr 1fr}.inbox-grid{grid-template-columns:minmax(250px,.9fr) minmax(0,1.1fr)}}@media(max-width:680px){.wrap{width:min(calc(100% - 28px),var(--max))}.brand img{width:142px}.nav-actions{gap:5px}.language-trigger{width:42px;padding:0;font-size:0}.language-trigger svg:first-child{width:18px}.nav-action{padding:0 13px}.hero{padding-bottom:72px}.hero h1{letter-spacing:-.05em}.hero-actions{flex-direction:column}.hero-actions .button{width:100%}.mail-stage{margin-top:40px;padding:10px;border-radius:24px}.mail-tool{padding:12px}.address-row{grid-template-columns:1fr}.copy-button{width:100%}.mail-status{align-items:flex-start;flex-direction:column}.inbox-grid{height:auto;min-height:0;display:block}.inbox-list{max-height:600px}.inbox-grid>.inbox-reader{display:none}.mail-row{padding-inline:7px}.mobile-reader.is-open{display:block}.section{padding:84px 0}.feature-grid,.faq-grid{grid-template-columns:1fr}.demo-facts{grid-template-columns:1fr}.cta-band{grid-template-columns:1fr;padding:30px}.footer-grid{grid-template-columns:1fr}.footer-bottom{flex-direction:column}.decision-scroll{overflow-x:auto}.decision-table{min-width:660px}}