:root{--ink:#0a2038;--muted:#5a6d80;--teal:#00998b;--teal-dark:#00867c;--mint:#e8f8f4;--line:#e7eae9;--paper:#fff;--shadow:0 8px 26px rgba(19,48,61,.07);font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",sans-serif;color:var(--ink);background:#fff}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:#fff;color:var(--ink);padding-bottom:84px}button,a{font:inherit}.shell{width:min(1120px,calc(100% - 80px));margin-inline:auto}.site-header{position:absolute;z-index:10;top:0;left:50%;transform:translateX(-50%);width:min(1120px,calc(100% - 80px));height:112px;display:flex;align-items:center;justify-content:space-between}.brand{display:flex;gap:17px;align-items:center;color:var(--ink);text-decoration:none}.brand>span:last-child{display:flex;flex-direction:column}.brand strong{font-size:27px;letter-spacing:1px;line-height:1.2}.brand small{color:#6f7a85;font-size:13px;letter-spacing:5px;margin-top:4px}.brand-mark{position:relative;width:52px;height:52px}.brand-mark i{position:absolute;display:block;width:17px;height:48px;border-radius:9px 9px 4px 4px;transform-origin:center bottom}.brand-mark i:first-child{left:7px;bottom:1px;background:#05b6aa;transform:rotate(30deg)}.brand-mark i:nth-child(2){right:7px;bottom:1px;background:#008e86;transform:rotate(-30deg)}.brand-mark i:last-child{left:19px;bottom:2px;width:21px;height:18px;background:#67d7cc;clip-path:polygon(0 100%,50% 0,100% 100%);border-radius:0}.menu-button{width:44px;height:44px;padding:7px;border:0;background:transparent;display:flex;flex-direction:column;justify-content:center;gap:7px;cursor:pointer}.menu-button span{display:block;width:34px;height:3px;border-radius:4px;background:var(--teal)}.menu{position:absolute;right:0;top:82px;display:none;flex-direction:column;background:#fff;padding:12px;border-radius:14px;box-shadow:var(--shadow)}.menu.open{display:flex}.menu a{padding:10px 24px;color:var(--ink);text-decoration:none;border-radius:8px}.menu a:hover{background:var(--mint)}
.hero{position:relative;overflow:hidden;min-height:610px;padding-top:145px;background:radial-gradient(circle at 72% 35%,rgba(180,237,229,.44),transparent 36%),linear-gradient(102deg,#f6fffd 0%,#f9fffe 58%,#eaf9f5 100%)}.hero-copy{position:relative;z-index:2}.eyebrow{display:inline-block;background:#c7f3eb;padding:9px 23px;border-radius:24px;font-size:20px;font-weight:700;letter-spacing:2px}.hero h1{font-size:59px;line-height:1.22;letter-spacing:2px;margin:20px 0 6px;font-weight:800}.lead{font-size:23px;color:#40556b;margin:0 0 25px}.primary-button{display:flex;align-items:center;justify-content:center;gap:16px;width:650px;max-width:65%;height:68px;border-radius:14px;background:linear-gradient(110deg,#00a092,#008f83);color:#fff;text-decoration:none;font-size:25px;font-weight:700;box-shadow:0 10px 24px rgba(0,151,138,.15);transition:.2s}.primary-button:hover{transform:translateY(-2px);box-shadow:0 13px 28px rgba(0,151,138,.22)}.wechat-icon{position:relative;letter-spacing:-7px;font-size:19px;color:#fff}.wechat-icon:after{content:"";position:absolute;width:4px;height:4px;background:currentColor;border-radius:50%;top:4px;left:7px}.assurance{font-size:17px;color:#68768a;letter-spacing:1px}.hero-art{position:absolute;inset:0 0 0 55%;z-index:1}.shape{position:absolute;border-radius:15px;transform:rotate(19deg)}.shape-a{width:135px;height:135px;left:10%;top:75px;background:rgba(123,212,201,.4)}.shape-b{width:225px;height:190px;left:22%;top:154px;background:rgba(87,188,178,.27)}.shape-c{width:98px;height:140px;left:18%;top:290px;background:rgba(93,200,188,.25)}.shape-d{width:75px;height:65px;left:53%;top:281px;background:rgba(255,205,139,.58)}.hero-art:after{content:"";position:absolute;width:68px;height:70px;left:27%;top:300px;background:rgba(0,158,143,.68);border-radius:12px;transform:rotate(18deg)}.hero-art p{position:absolute;left:38%;top:420px;color:#62aaa2;font-size:17px;line-height:1.55}.hero-art p:after{content:"";display:block;width:38px;height:2px;background:#31988f;margin-top:14px}
.section{padding:34px 0 10px}.section-heading{display:flex;align-items:baseline;justify-content:space-between;gap:20px}.section-heading h2{margin:0 0 22px;font-size:36px;line-height:1.25;letter-spacing:1px}.section-heading p{margin:0;color:#748091;font-size:16px;letter-spacing:1px}.service-list{display:grid;gap:14px}.service-card{display:flex;align-items:center;min-height:106px;padding:15px 27px;border:1px solid var(--line);border-radius:15px;background:#fff;box-shadow:var(--shadow);transition:.2s}.service-card:hover{transform:translateY(-2px);border-color:#b7e3dc}.service-logo{width:70px;height:70px;margin-right:36px}.chatgpt-logo{color:#0a9c8d}.claude-logo{color:#e86643}.service-card h3{font-size:29px;margin:0 0 2px}.service-card p{font-size:19px;margin:0;color:#53677d}.arrow{margin-left:auto;color:#32475d;font-size:43px;font-weight:300}.section-note{color:#65778a;font-size:17px}.steps{display:grid;grid-template-columns:1fr 1fr;gap:20px}.steps article{display:flex;align-items:center;min-height:132px;padding:20px 28px;border:1px solid var(--line);border-radius:15px;box-shadow:var(--shadow)}.steps article>span{flex:0 0 76px;width:76px;height:76px;display:grid;place-items:center;margin-right:25px;border-radius:50%;background:#e3f6f1;color:var(--teal-dark);font-size:25px;font-weight:700}.steps h3{margin:0 0 4px;font-size:23px}.steps p{margin:0;color:#54697d;font-size:17px;line-height:1.45}.confirm{margin-top:30px;padding:31px 45px 28px;border-radius:20px;background:linear-gradient(110deg,#e8faf6,#f0fcf9)}.confirm-grid{display:grid;grid-template-columns:1fr 1fr;gap:19px 70px}.confirm-grid p{display:flex;align-items:center;margin:0;color:#435970;font-size:18px}.confirm-grid span{display:grid;place-items:center;width:38px;height:38px;border-radius:50%;margin-right:20px;background:#0c9b8d;color:white;font-size:25px;font-weight:700}.faq-list{display:grid;gap:11px}.faq-list details{border:1px solid var(--line);border-radius:11px;box-shadow:var(--shadow);overflow:hidden}.faq-list summary{list-style:none;display:flex;justify-content:space-between;align-items:center;min-height:62px;padding:10px 25px;font-size:19px;cursor:pointer}.faq-list summary::-webkit-details-marker{display:none}.faq-list summary span{font-size:33px;transition:.2s}.faq-list details[open] summary span{transform:rotate(90deg)}.faq-list details p{margin:0;padding:0 25px 20px;color:#5a6c7e;line-height:1.7}
.contact{position:relative;overflow:hidden;margin-top:22px;background:linear-gradient(100deg,#fff4df,#fffbf2 48%,#fff1da);text-align:center}.contact-inner{position:relative;z-index:2;padding:24px 0 12px}.contact h2{margin:0;font-size:33px}.contact-inner>p{margin:3px 0 10px;color:#718091;font-size:16px}.contact-layout{display:grid;grid-template-columns:1fr 220px 1fr;align-items:center;min-height:250px}.hand-note{font-family:KaiTi,"STKaiti",serif!important;color:#4e6b7b!important;font-size:17px!important;line-height:1.7;transform:rotate(-8deg)}.hand-note span{display:block}.right-note{transform:rotate(-8deg)}.qr-code{width:145px;height:145px;margin:0 auto;border:1px solid #a8b1b5;background:repeating-linear-gradient(45deg,#fff,#fff 4px,#f5f5f5 4px,#f5f5f5 8px);display:grid;place-items:center;color:#687583}.qr-wrap p{margin:3px 0;color:#52677a}.qr-wrap strong{font-weight:500}.copy-button{border:1px solid var(--teal);color:var(--teal-dark);background:#fffdf8;border-radius:17px;padding:4px 25px;cursor:pointer}.contact-meta{display:flex;justify-content:space-around;color:#596b7a}.leaf-art{position:absolute;bottom:34px;left:-5px;width:180px;height:210px}.leaf-art:before{content:"";position:absolute;width:3px;height:190px;background:#66a98e;transform:rotate(26deg);bottom:-25px;left:55px}.leaf-art i{position:absolute;width:70px;height:32px;border-radius:100% 0 100% 0;background:linear-gradient(90deg,#88c4a7,#dbeade);transform:rotate(-30deg)}.leaf-art i:nth-child(1){bottom:20px;left:48px}.leaf-art i:nth-child(2){bottom:67px;left:32px}.leaf-art i:nth-child(3){bottom:111px;left:17px}.leaf-art i:nth-child(4){bottom:150px;left:1px}.contact-shape{position:absolute;right:70px;top:55px;width:75px;height:75px;background:#cfeadf;border-radius:15px;transform:rotate(-27deg);opacity:.8}.footer{height:74px;display:flex;justify-content:center;align-items:center;gap:12px;color:#7b8792;font-size:13px}.footer strong{font-weight:500}.footer p{margin:0}.bottom-bar{position:fixed;z-index:20;bottom:0;left:0;right:0;height:84px;padding:10px max(24px,calc((100% - 1120px)/2));display:grid;grid-template-columns:1fr 1.5fr;gap:24px;align-items:center;background:rgba(255,255,255,.95);border-top:1px solid #ccd4d5;backdrop-filter:blur(12px)}.bottom-bar>div{display:flex;align-items:center;justify-content:center;gap:20px;font-size:24px;border-right:1px solid #d5dcdd}.wechat-icon.green{color:var(--teal);font-size:24px}.bottom-bar>a{height:60px;border-radius:12px;background:linear-gradient(105deg,#069f91,#008d81);display:flex;justify-content:center;align-items:center;gap:20px;color:#fff;text-decoration:none;font-size:23px;font-weight:700}.toast{position:fixed;z-index:30;left:50%;bottom:110px;transform:translate(-50%,20px);padding:10px 20px;background:#102b36;color:#fff;border-radius:8px;opacity:0;pointer-events:none;transition:.25s}.toast.show{opacity:1;transform:translate(-50%,0)}
@media(max-width:800px){body{padding-bottom:72px}.shell,.site-header{width:min(100% - 36px,680px)}.site-header{height:82px}.brand{gap:9px}.brand-mark{width:37px;height:40px;transform:scale(.77)}.brand strong{font-size:19px}.brand small{font-size:9px;letter-spacing:2px}.menu-button{transform:scale(.8);transform-origin:right}.menu{top:70px}.hero{min-height:560px;padding-top:116px}.hero h1{font-size:40px;line-height:1.27}.lead{max-width:75%;font-size:17px;line-height:1.6}.eyebrow{font-size:16px;padding:7px 17px}.primary-button{width:100%;max-width:100%;height:58px;font-size:20px}.assurance{font-size:14px;text-align:center}.hero-art{left:42%;opacity:.72}.shape-a{width:90px;height:90px;left:43%;top:100px}.shape-b{width:140px;height:135px;left:54%;top:175px}.shape-c{display:none}.shape-d{left:75%;top:320px;width:55px;height:50px}.hero-art:after{left:61%;top:275px;width:48px;height:50px}.hero-art p{display:none}.section{padding-top:29px}.section-heading{display:block}.section-heading h2{font-size:27px;margin-bottom:6px}.section-heading p{font-size:13px;margin-bottom:16px}.service-card{min-height:89px;padding:13px 17px}.service-logo{width:55px;height:55px;margin-right:20px}.service-card h3{font-size:23px}.service-card p{font-size:14px}.arrow{font-size:32px}.steps{grid-template-columns:1fr;gap:12px}.steps article{min-height:108px;padding:15px 20px}.steps article>span{flex-basis:62px;width:62px;height:62px;margin-right:18px;font-size:21px}.steps h3{font-size:19px}.steps p{font-size:14px}.confirm{width:calc(100% - 24px);padding:24px 20px}.confirm-grid{grid-template-columns:1fr;gap:13px}.confirm-grid p{font-size:15px}.confirm-grid span{width:30px;height:30px;margin-right:13px;font-size:18px}.faq-list summary{font-size:16px;padding:8px 17px}.contact-layout{grid-template-columns:1fr;min-height:auto}.hand-note{display:none}.qr-wrap{padding:15px 0}.contact-meta{gap:8px;font-size:12px;flex-direction:column}.leaf-art{opacity:.6;transform:scale(.7);transform-origin:left bottom}.contact-shape{right:10px}.footer{height:62px}.bottom-bar{height:72px;grid-template-columns:.8fr 1.2fr;gap:12px;padding:8px 12px}.bottom-bar>div{gap:8px;font-size:15px}.bottom-bar>a{height:54px;gap:10px;font-size:17px}.wechat-icon.green{font-size:18px}}
@media(max-width:420px){.hero h1{font-size:34px}.lead{max-width:100%}.hero-art{opacity:.38}.service-card p{font-size:13px}.section-heading h2{font-size:25px}.bottom-bar>div .wechat-icon{display:none}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}