@charset "UTF-8";
.service-icon{width:24px;height:24px;flex-shrink:0}
.home-service{display:flex;align-items:center;gap:28px;padding-block:38px;margin-block:40px 70px;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.home-service-mark{width:72px;height:72px;border-radius:50%;background:var(--surface);display:grid;place-items:center;flex-shrink:0}.home-service-mark svg{width:34px;height:34px}.home-service-copy{min-width:0}.home-service h2{font-size:24px;margin:6px 0 10px}.home-service p:not(.eyebrow){color:var(--muted);font-size:13px;margin:0}.home-service>.text-link{margin-left:auto;white-space:nowrap}
.service-center>.breadcrumb,.manual-reader>.breadcrumb{padding-top:34px}
.service-hero{display:grid;grid-template-columns:1.1fr 1fr;gap:90px;align-items:center;padding:54px 0 65px}.service-hero h1{font-family:Georgia,"Noto Serif SC","SimSun",serif;font-weight:400;font-size:clamp(36px,4.2vw,58px);line-height:1.5;letter-spacing:-.03em;margin:18px 0}.service-hero h1 em{font-style:normal;color:#698666}.service-hero p:not(.eyebrow){font-size:14px;line-height:2;color:var(--muted);margin:22px 0 0}.service-jumps{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.service-jumps a{display:flex;flex-wrap:wrap;gap:12px;align-items:center;padding:24px;border-radius:18px;background:var(--surface);border:1px solid #dce4d670;min-height:114px;font-size:14px;transition:background .4s,transform .55s var(--ease)}.service-jumps .service-icon{width:28px;height:28px;flex-basis:100%}.service-jumps .arrow{margin-left:auto;width:18px}
.service-section-nav{position:sticky;top:94px;z-index:10;display:flex;gap:28px;padding:12px 0;background:#fafbf7ed;backdrop-filter:blur(12px);border-block:1px solid var(--line);overflow:auto;scrollbar-width:none}.service-section-nav a{font-size:13px;white-space:nowrap;min-height:36px;display:flex;align-items:center;position:relative;color:var(--muted);transition:color .3s}.service-section-nav a:after{content:"";position:absolute;bottom:0;left:0;right:0;height:2px;border-radius:2px;background:var(--green);transform:scaleX(0);transform-origin:left;transition:transform .45s var(--ease)}.service-section-nav a[aria-current]{color:var(--green)}.service-section-nav a[aria-current]:after{transform:scaleX(1)}
.service-filters{display:flex;flex-wrap:wrap;gap:8px;padding-top:28px}.service-filters button{border:1px solid var(--line);border-radius:22px;background:transparent;min-height:40px;padding:8px 18px;font:inherit;font-size:12px;transition:background .3s,color .3s}.service-filters button[aria-pressed="true"]{background:var(--green);color:white;border-color:var(--green)}
.service-section{padding-top:66px;scroll-margin-top:168px}.service-heading{display:flex;gap:24px;margin-bottom:28px}.service-heading>span{font:italic 25px Georgia,serif;color:#95a78a;padding-top:5px}.service-heading h2{font-size:27px;font-weight:500;line-height:1.5;margin:0 0 9px}.service-heading p{font-size:13px;color:var(--muted);line-height:1.9;margin:0;max-width:660px}
.tutorial-grid,.manual-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}.tutorial-card{min-width:0;background:var(--surface);border-radius:20px;overflow:hidden;border:1px solid #dce4d670}.tutorial-cover{position:relative;display:grid;place-items:center;aspect-ratio:16/10;background:linear-gradient(135deg,#e8eede,#f1f4e9);overflow:hidden}.tutorial-cover img{position:absolute;inset:0;height:100%;width:100%;object-fit:contain;transition:transform .7s var(--ease)}.tutorial-play{position:absolute;display:grid;place-items:center;width:58px;height:58px;border-radius:50%;background:#fafbf7e6;backdrop-filter:blur(8px);box-shadow:0 6px 24px #203f311a;transition:transform .5s var(--ease),background .3s}.tutorial-play svg{width:29px;height:29px}.tutorial-duration{position:absolute;bottom:14px;right:16px;background:#203f31b3;color:white;border-radius:8px;padding:5px 8px;font-size:11px;font-variant-numeric:tabular-nums}.tutorial-copy{padding:24px 28px}.service-meta{display:flex;align-items:center;flex-wrap:wrap;gap:12px;font-size:11px;color:var(--muted);line-height:1.8}.service-meta span+span{border-left:1px solid #c6d4be;padding-left:12px}.tutorial-copy h3,.manual-copy h3{font-size:19px;font-weight:500;line-height:1.7;margin:11px 0 8px}.tutorial-copy>p,.manual-copy>p{font-size:12px;color:var(--muted);line-height:1.9;margin:0 0 20px}.tutorial-copy .text-link{font-size:12px}
.manual-card{display:grid;grid-template-columns:110px minmax(0,1fr);gap:24px;align-items:start;padding:26px;background:#f0f4e966;border:1px solid var(--line);border-radius:18px;min-width:0}.manual-cover{display:grid;place-items:center;height:160px;border-radius:10px;background:#e6ecde;overflow:hidden;padding:12px}.manual-cover img{width:100%;height:100%;object-fit:contain;filter:drop-shadow(0 5px 5px #203f3114);transition:transform .6s var(--ease)}.manual-copy small{font-size:11px;color:var(--muted)}.manual-copy h3{font-size:17px;margin-top:9px}.manual-copy>p{margin-bottom:10px}.manual-actions{display:flex;align-items:center;flex-wrap:wrap;gap:14px;margin-top:22px}.manual-actions .button{min-height:42px;padding:8px 15px;font-size:12px;gap:10px}.manual-actions .arrow{width:17px}.manual-download{display:inline-flex;align-items:center;gap:6px;min-height:42px;font-size:12px;white-space:nowrap}.manual-download svg{width:17px;height:17px}
.service-questions{border-top:1px solid var(--line)}.service-question{border-bottom:1px solid var(--line)}.service-question summary{list-style:none;display:flex;align-items:center;justify-content:space-between;gap:20px;padding:24px 4px;font-size:16px;line-height:1.7;cursor:pointer}.service-question summary::-webkit-details-marker{display:none}.service-question summary i{position:relative;width:18px;height:18px;flex-shrink:0}.service-question summary i:before,.service-question summary i:after{content:"";position:absolute;width:14px;height:1px;left:2px;top:9px;background:var(--green);transition:transform .35s var(--ease)}.service-question summary i:after{transform:rotate(90deg)}.service-question[open] summary i:after{transform:rotate(0)}.service-question>div{max-width:800px;padding:0 4px 26px;animation:service-answer .4s var(--ease)}.service-question p{font-size:13px;line-height:2;color:var(--muted);margin:0 0 14px}.service-question .text-link{font-size:12px}
.support-panel{display:grid;grid-template-columns:1.1fr 1fr;gap:80px;padding:48px;border-radius:24px;background:var(--surface)}.support-copy h3{font-family:Georgia,"SimSun",serif;font-size:30px;font-weight:400;line-height:1.6;margin:0 0 26px}.support-copy ol{padding:0;list-style:none;counter-reset:support;display:grid;gap:18px;margin:0 0 28px}.support-copy li{counter-increment:support;display:grid;grid-template-columns:25px minmax(0,1fr);gap:6px 12px;align-items:start}.support-copy li:before{content:"0" counter(support);font:italic 16px Georgia,serif;color:#869b7d;grid-row:1/3;padding-top:3px}.support-copy strong{font-size:13px;font-weight:500}.support-copy li span{font-size:12px;color:var(--muted);line-height:1.9}.support-contact{padding-top:10px;min-width:0}.support-phone{font:32px Georgia,serif;white-space:nowrap;display:inline-block;margin:12px 0}.support-contact>p:not(.eyebrow){font-size:13px;color:var(--muted);margin:0 0 20px}.support-email{font-size:14px;overflow-wrap:anywhere}.support-wechat{display:flex;align-items:center;gap:22px;margin-top:32px}.support-wechat img{width:112px;height:auto;border-radius:12px}.support-wechat strong{font-size:13px;font-weight:500}.support-wechat p{font-size:12px;color:var(--muted);line-height:1.9;max-width:150px;margin:9px 0}
.tutorial-dialog{border:1px solid var(--line);border-radius:22px;background:var(--paper);color:var(--ink);width:min(560px,calc(100% - 32px));max-height:calc(100dvh - 32px);padding:24px 30px;overflow:auto;box-shadow:0 25px 90px #172a2630}.tutorial-dialog::backdrop{background:#173b29a3;backdrop-filter:blur(8px)}.tutorial-dialog[open]{animation:service-dialog .35s var(--ease)}.tutorial-dialog-heading{padding-right:40px}.tutorial-dialog h2{font-size:18px;line-height:1.6;margin:8px 0 20px;font-weight:500}.tutorial-close{position:absolute;right:14px;top:14px;border:1px solid var(--line);border-radius:50%;width:42px;height:42px;background:var(--surface);font-size:25px;line-height:1}.tutorial-dialog video{display:block;height:min(62dvh,600px);width:100%;object-fit:contain;background:#182c23;border-radius:12px}.tutorial-dialog .tutorial-original{font-size:12px;margin-top:16px;min-height:30px}.tutorial-error{font-size:12px;color:var(--muted);line-height:1.8;margin-top:12px}
.reader-heading{display:flex;align-items:center;justify-content:space-between;gap:28px;margin:40px 0 32px}.reader-heading h1{font-size:30px;font-weight:500;line-height:1.6;margin:10px 0}.reader-heading p:not(.eyebrow){font-size:13px;line-height:1.8;color:var(--muted);margin:0}.reader-heading>.button{white-space:nowrap;gap:10px}.reader-tools{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:14px;padding:14px 0;border-top:1px solid var(--line);font-size:12px}.reader-page-links,.reader-zoom{display:flex;gap:8px;align-items:center}.reader-page-link{display:grid;place-items:center;min-width:38px;min-height:38px;border-radius:10px;border:1px solid var(--line)}.reader-page-link[aria-current]{background:var(--green);color:white;border-color:var(--green)}.reader-zoom button{min-width:38px;min-height:38px;border:1px solid var(--line);border-radius:10px;background:var(--surface);font:inherit;font-size:16px}.reader-zoom button:disabled{opacity:.4}.reader-zoom [data-reader-fit]{padding:0 12px;font-size:12px}.reader-zoom output{min-width:44px;text-align:center}.reader-stage{height:min(76vh,900px);min-width:0;overflow:auto;overscroll-behavior:auto;background:#e9eee3;border:1px solid var(--line);border-radius:16px;padding:20px;scrollbar-color:#b1c0a6 #e9eee3}.manual-page{margin:0;width:calc(100% * var(--manual-scale,1));height:calc(100% * var(--manual-scale,1));min-height:100%;display:flex;justify-content:center;align-items:flex-start}.manual-page img{height:100%;width:100%;max-width:none;object-fit:contain;object-position:center top;filter:drop-shadow(0 4px 10px #203f310d)}.reader-bottom{display:flex;justify-content:space-between;align-items:center;gap:20px;padding:20px 0;font-size:12px}.reader-bottom p{color:var(--muted);margin:0;line-height:1.9}.reader-bottom .text-link{font-size:12px;white-space:nowrap}.reader-pdf{font-size:12px}
.manual-page-open{display:block;width:100%;height:100%;cursor:zoom-in;border-radius:4px}.reader-page-arrow{display:grid;place-items:center;width:42px;min-height:42px;border:1px solid var(--line);border-radius:12px;background:var(--surface);transition:background .25s,opacity .25s}.reader-page-arrow[data-reader-direction="-1"] .arrow{rotate:180deg}.reader-page-arrow[aria-disabled="true"]{opacity:.35;cursor:default}.reader-preview-hint{margin:12px 0 0;text-align:center;font-size:11px;color:var(--muted)}
.manual-preview{width:calc(100% - 32px);max-width:1280px;height:calc(100dvh - 32px);max-height:calc(100dvh - 32px);padding:22px 24px;border:1px solid var(--line);border-radius:20px;background:var(--paper);color:var(--ink);overflow:hidden}.manual-preview[open]{display:flex;flex-direction:column;gap:16px;animation:service-dialog .3s var(--ease)}.manual-preview::backdrop{background:#173b29a3;backdrop-filter:blur(8px)}.manual-preview>header{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-shrink:0}.manual-preview h2{font-size:19px;line-height:1.6;font-weight:500;margin:0;min-width:0}.manual-preview-close{width:44px;height:44px;flex-shrink:0;background:var(--surface);border:1px solid var(--line);border-radius:50%;font-size:27px;line-height:1}.manual-preview-tools{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:12px;flex-shrink:0}.manual-preview-navigation,.manual-preview-zoom{display:flex;align-items:center;gap:9px}.manual-preview-tools button{display:grid;place-items:center;min-width:40px;min-height:40px;border:1px solid var(--line);border-radius:11px;background:var(--surface);font:inherit;font-size:16px;transition:background .25s,opacity .25s}.manual-preview-tools button:disabled{opacity:.35;cursor:default}.manual-preview-navigation button:first-child .arrow{rotate:180deg}.manual-preview-tools output{min-width:48px;text-align:center;font-size:12px;font-variant-numeric:tabular-nums}.manual-preview-tools [data-preview-fit]{padding:0 13px;font-size:12px}.manual-preview-stage{flex:1;min-height:0;overflow:auto;overscroll-behavior:contain;border:1px solid var(--line);border-radius:12px;background:#e9eee3;scrollbar-color:#b1c0a6 #e9eee3}.manual-preview-sheet{width:max-content;min-width:100%;margin:0}.manual-preview-sheet img{display:block;height:auto;max-width:none;margin-inline:auto;filter:drop-shadow(0 4px 10px #203f310d)}
@media(hover:hover){.reader-page-arrow:not([aria-disabled="true"]):hover,.manual-preview-tools button:not(:disabled):hover{background:var(--mint)}}
@media(max-width:650px){.reader-page-links{gap:6px}.reader-page-arrow{width:40px;min-height:40px;border-radius:10px}.manual-preview{width:calc(100% - 20px);height:calc(100dvh - 20px);max-height:calc(100dvh - 20px);padding:15px 12px;border-radius:15px}.manual-preview[open]{gap:12px}.manual-preview h2{font-size:15px;line-height:1.5}.manual-preview-tools{gap:10px}.manual-preview-tools button{min-height:40px;min-width:40px}.manual-preview-navigation,.manual-preview-zoom{gap:6px}.manual-preview-tools output{min-width:40px;font-size:11px}.manual-preview-tools [data-preview-fit]{font-size:11px;padding-inline:10px}}
.reader-canvas{display:grid;grid-template-columns:44px minmax(0,1fr) 44px;gap:12px;align-items:center}.reader-side-arrow,.manual-preview-side-arrow{display:grid;place-items:center;width:44px;height:44px;border:1px solid var(--line);border-radius:50%;background:var(--surface);transition:background .25s,opacity .25s;flex-shrink:0}.reader-side-arrow[data-reader-direction="-1"] .arrow,.manual-preview-side-arrow[data-reader-direction="-1"] .arrow{rotate:180deg}.reader-side-arrow[aria-disabled="true"],.manual-preview-side-arrow:disabled{opacity:.35;cursor:default}
.manual-preview-canvas{flex:1;min-height:0;display:grid;grid-template-columns:44px minmax(0,1fr) 44px;grid-template-rows:minmax(0,1fr);gap:12px;align-items:center}.manual-preview-canvas>.manual-preview-stage{height:100%;min-width:0}
@media(hover:hover){.reader-side-arrow:not([aria-disabled="true"]):hover,.manual-preview-side-arrow:not(:disabled):hover{background:var(--mint)}}
@media(max-width:650px){.reader-canvas,.manual-preview-canvas{position:relative;grid-template-columns:minmax(0,1fr);gap:0}.reader-side-arrow,.manual-preview-side-arrow{position:absolute;top:50%;left:6px;transform:translateY(-50%);z-index:2;width:36px;height:36px;background:#fafbf7e8;backdrop-filter:blur(6px);box-shadow:0 3px 12px #203f3112}.reader-side-arrow[data-reader-direction="1"],.manual-preview-side-arrow[data-reader-direction="1"]{left:auto;right:6px}.reader-side-arrow .arrow,.manual-preview-side-arrow .arrow{width:18px;height:18px}}
.service-center [hidden],.manual-reader [hidden],.tutorial-dialog [hidden]{display:none!important}
@keyframes service-answer{from{opacity:0;transform:translateY(-5px)}to{opacity:1;transform:none}}@keyframes service-dialog{from{opacity:0;transform:translateY(12px) scale(.985)}to{opacity:1;transform:none}}
@media(hover:hover){.service-jumps a:hover{background:#e7efdf;transform:translateY(-3px)}.tutorial-cover:hover img{transform:scale(1.035)}.tutorial-cover:hover .tutorial-play{transform:scale(1.08);background:white}.manual-cover:hover img{transform:scale(1.055)}}
@media(min-width:901px) and (max-width:1180px){.site-nav{gap:19px}.header-inner{gap:16px}.service-hero{gap:45px}.manual-card{grid-template-columns:85px minmax(0,1fr);padding:22px;gap:18px}.support-panel{gap:40px;padding:36px}}
@media(max-width:900px){.service-section-nav{top:76px}.service-hero{gap:32px}.service-jumps a{padding:20px}.service-section{scroll-margin-top:145px}.manual-card{grid-template-columns:1fr;gap:20px}.manual-cover{height:130px}.manual-copy{min-width:0}.support-panel{gap:30px;padding:30px}.support-phone{font-size:28px}.support-wechat{gap:15px}.support-wechat img{width:95px}.home-service{display:grid;grid-template-columns:72px minmax(0,1fr);column-gap:22px;row-gap:12px;align-items:start}.home-service-copy{min-width:0}.home-service h2{font-size:21px}.home-service>.text-link{grid-column:2;margin:0;justify-self:start;white-space:normal;max-width:100%}}
@media(max-width:650px){.home-service{grid-template-columns:52px minmax(0,1fr);gap:12px 18px;margin-block:20px 42px;padding-block:30px}.home-service-mark{width:52px;height:52px}.home-service-mark svg{width:27px;height:27px}.home-service-copy{min-width:0}.home-service-copy{min-width:0}.home-service h2{font-size:18px;line-height:1.8}.home-service p:not(.eyebrow){font-size:12px;line-height:1.9}.home-service>.text-link{margin-left:0;max-width:100%;font-size:12px}.service-center>.breadcrumb,.manual-reader>.breadcrumb{padding-top:24px}.service-hero{grid-template-columns:1fr;gap:30px;padding:34px 0}.service-hero h1{font-size:38px}.service-hero p:not(.eyebrow){font-size:13px}.service-jumps{gap:10px}.service-jumps a{min-height:90px;padding:16px;gap:8px;font-size:12px;border-radius:14px}.service-jumps .service-icon{width:24px;height:24px}.service-section-nav{top:74px;gap:24px;padding-block:8px}.service-section-nav a{font-size:12px}.service-filters{gap:7px;padding-top:22px}.service-filters button{font-size:11px;padding:7px 13px;min-height:38px}.service-section{padding-top:44px;scroll-margin-top:140px}.service-heading{gap:17px;margin-bottom:24px}.service-heading h2{font-size:23px}.service-heading p{font-size:12px}.service-heading>span{font-size:22px}.tutorial-grid,.manual-grid{grid-template-columns:1fr;gap:18px}.tutorial-card{border-radius:16px}.tutorial-copy{padding:20px 22px}.tutorial-copy h3{font-size:18px}.tutorial-cover{aspect-ratio:16/11}.manual-card{grid-template-columns:80px minmax(0,1fr);gap:17px;padding:20px;border-radius:16px}.manual-cover{height:130px;padding:9px}.manual-copy h3{font-size:15px}.manual-copy>p{font-size:11px}.manual-actions{gap:9px;margin-top:14px}.manual-actions .button{padding:7px 12px;font-size:11px;gap:8px}.manual-download{font-size:11px}.service-question summary{font-size:14px;padding:21px 2px}.service-question p{font-size:12px}.support-panel{grid-template-columns:1fr;padding:28px 24px;gap:32px;border-radius:18px}.support-copy h3{font-size:27px}.support-contact{border-top:1px solid var(--line);padding-top:28px}.support-phone{font-size:32px}.support-wechat{gap:22px}.support-wechat img{width:110px}.tutorial-dialog{padding:22px 20px;border-radius:17px}.tutorial-dialog h2{font-size:16px}.tutorial-dialog video{height:58dvh}.reader-heading{flex-wrap:wrap;gap:20px;margin:30px 0 24px}.reader-heading h1{font-size:24px}.reader-heading>.button{font-size:12px;min-height:42px}.reader-tools{gap:12px}.reader-zoom{gap:6px}.reader-stage{height:65dvh;padding:10px;border-radius:12px}.reader-bottom{display:block;padding:17px 0}.reader-bottom .text-link{margin-top:16px}.service-meta{font-size:10px;gap:8px}.service-meta span+span{padding-left:8px}}
@media(max-width:359px){.service-section-nav{gap:18px}.manual-card{grid-template-columns:1fr}.manual-cover{height:110px}.manual-copy h3{font-size:17px}.service-jumps a{padding:14px}.support-panel{padding:24px 20px}.support-phone{font-size:28px}.reader-zoom [data-reader-fit]{padding-inline:8px}}
@media(prefers-reduced-motion:reduce){.service-center *,.manual-reader *,.home-service *{animation:none!important;transition:none!important}.tutorial-cover:hover img,.manual-cover:hover img,.service-jumps a:hover,.tutorial-cover:hover .tutorial-play{transform:none}}

.service-guide-links{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin:30px 0 50px}.service-guide-link{display:flex;flex-direction:column;gap:12px;padding:24px;border:1px solid var(--line);border-radius:20px;background:var(--surface);color:var(--green);transition:transform .3s,background .3s}.service-guide-link span{font-size:12px;color:var(--muted)}.service-video-player{border-radius:24px;overflow:hidden;background:#eaf0e4;padding:18px;margin:30px 0 20px}.service-video-player video{display:block;width:100%;max-height:72dvh;border-radius:14px;background:#151e17;object-fit:contain}.service-video-note{font-size:14px;line-height:1.9;color:var(--muted);margin-bottom:24px}.service-guide-support{display:flex;align-items:center;gap:22px;flex-wrap:wrap;padding:26px;border:1px solid var(--line);border-radius:20px;margin:40px 0;color:var(--green)}.service-empty{padding:40px;color:var(--muted)}@media(hover:hover){.service-guide-link:hover{transform:translateY(-4px);background:#edf3e6}}@media(max-width:650px){.service-guide-links{grid-template-columns:1fr;margin:22px 0 34px;gap:10px}.service-guide-link{padding:18px;flex-direction:row;align-items:center;justify-content:space-between}.service-guide-link strong{font-size:14px}.service-video-player{padding:8px;border-radius:18px;margin-top:22px}.service-video-player video{max-height:68dvh}.service-guide-support{display:grid;gap:14px;padding:22px}}@media(prefers-reduced-motion:reduce){.service-guide-link{transition:none}}