:root{--font:system-ui, -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", sans-serif;--ink:#182723;--muted:#85918b;--green:#08ad69;--deep:#173e30;--soft:#eff9f3;--canvas:#f5f7f6;--border:#e1e6e3}*{box-sizing:border-box}body{background:var(--canvas);color:var(--ink);font:15px/1.6 var(--font);-webkit-font-smoothing:antialiased;margin:0}button,input,select,textarea{font:inherit}button{cursor:pointer}button:disabled{cursor:not-allowed;opacity:.45}button{color:inherit}a{color:var(--green)}button,input,select,textarea{-webkit-tap-highlight-color:transparent}button:focus-visible{outline-offset:3px;outline:3px solid #8adaae}input:focus-visible{outline-offset:3px;outline:3px solid #8adaae}select:focus-visible{outline-offset:3px;outline:3px solid #8adaae}textarea:focus-visible{outline-offset:3px;outline:3px solid #8adaae}button{border:0}h1,h2,h3,p{margin:0}svg{vertical-align:middle;flex-shrink:0}input,select,textarea{min-width:0;max-width:100%}input,textarea,select{color:var(--ink);border:1px solid var(--border);background:#fff;border-radius:10px;width:100%;padding:11px 12px}input::placeholder,textarea::placeholder{color:#98a19c}textarea{resize:vertical;min-height:86px}input[type=checkbox],input[type=radio]{width:18px;height:18px;accent-color:var(--green);flex-shrink:0;padding:0}small,.small{font-size:12px}.muted{color:var(--muted)}.app-shell{background:#fff;max-width:430px;min-height:100dvh;margin:0 auto;padding-bottom:88px;position:relative}.demo-banner{color:#74847c;letter-spacing:.5px;background:#f1f7f4;width:100%;min-height:35px;font-size:12px}.header{justify-content:space-between;align-items:center;height:61px;padding:14px 24px 6px;display:flex}.header>strong{letter-spacing:.5px;font-size:21px;font-weight:650}.icon-button{background:0 0;border-radius:50%;justify-content:center;align-items:center;padding:8px;display:inline-flex}.header .icon-button{color:#58645d;margin-right:-8px}.page{padding:0 24px 20px}.intro{margin:25px 0 20px}.intro h1{letter-spacing:-.5px;font-size:27px;font-weight:700;line-height:1.45}.intro p{color:#718078;margin-top:5px;font-size:16px}.centered{text-align:center}.centered h1{white-space:nowrap;font-size:26px}.service-tabs,.filter-tabs{border-bottom:1px solid var(--border);gap:10px;display:flex}.service-tabs button,.filter-tabs button{color:#66736c;white-space:nowrap;background:0 0;flex:1;padding:13px 4px;font-size:16px;position:relative}.service-tabs button.active,.filter-tabs button.active{color:var(--green);font-weight:600}.service-tabs button.active:after,.filter-tabs button.active:after{content:"";background:var(--green);border-radius:2px;height:2px;position:absolute;bottom:-1px;left:0;right:0}.account-section{margin:18px 0}.section-label{margin-bottom:5px;font-size:14px;display:block}.account-field{border:1px solid var(--border);border-radius:12px;grid-template-columns:1fr 32px;align-items:center;padding:8px 12px 7px;display:grid}.account-field input{letter-spacing:1.6px;border:0;border-radius:0;width:100%;padding:0;font-size:30px;font-weight:600;line-height:1.4}.account-field input::placeholder{letter-spacing:0;font-size:23px;font-weight:500}.account-field svg{color:var(--green);grid-area:1/2/3}.account-field p{color:var(--muted);grid-column:1;font-size:12px}.section-heading{justify-content:space-between;align-items:center;gap:8px;margin:17px 0 10px;display:flex}.section-heading h2{font-size:14px;font-weight:500}.section-heading>span{color:var(--green);font-size:12px;font-weight:600}.amount-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;display:grid}.amount{border:1px solid var(--border);background:#fff;border-radius:10px;flex-direction:column;justify-content:center;align-items:center;gap:4px;min-height:85px;padding:13px 2px;display:flex;position:relative}.amount:hover{border-color:#8ccda7}.amount strong{font-size:22px;font-weight:550;line-height:1.4}.amount small{font-size:15px;font-weight:400}.amount>span:last-child{color:#7e8882;font-size:12px}.amount.selected{border-color:var(--green);background:#f0f8f4}.selected-check{background:var(--green);color:#fff;border:2px solid #fff;border-radius:50%;justify-content:center;align-items:center;width:19px;height:19px;display:flex;position:absolute;top:5px;right:5px}.notice{color:#ba7a12;overflow-wrap:anywhere;background:#fff7e5;border-radius:8px;align-items:center;gap:8px;margin:17px 0;padding:10px 12px;font-size:13px;line-height:1.5;display:flex}.notice svg{flex-shrink:0}.total{justify-content:space-between;align-items:center;margin:15px 0 8px;display:flex}.total>span{font-size:14px}.total strong{color:var(--deep);font-size:34px;font-weight:650;line-height:1.4}.total strong small{font-size:22px}.primary,.secondary{border-radius:9px;justify-content:center;align-items:center;gap:8px;width:100%;min-height:49px;padding:10px 16px;font-size:17px;font-weight:600;display:flex}.primary{background:var(--green);color:#fff;box-shadow:0 4px 10px #0aab6810}.primary:hover:not(:disabled){background:#07975e}.secondary{border:1px solid var(--border);color:var(--ink);background:#fff;margin-top:12px;font-size:14px}.footnote{color:var(--muted);text-align:center;margin:22px 0 7px;font-size:13px}.bottom-nav{border-top:1px solid var(--border);width:100%;max-width:430px;padding:8px 12px max(9px, env(safe-area-inset-bottom));z-index:5;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);background:#ffffffed;display:flex;position:fixed;bottom:0}.bottom-nav button{color:#707b75;background:0 0;flex-direction:column;flex:1;justify-content:center;align-items:center;gap:2px;min-height:50px;font-size:15px;display:flex}.bottom-nav button.active{color:var(--green)}.dynamic-fields{grid-template-columns:1fr 1fr;gap:12px;margin-bottom:20px;font-size:13px;display:grid}.dynamic-fields label>input,.dynamic-fields label>select,.dynamic-fields label>textarea{margin-top:5px}.dynamic-fields .wide{grid-column:1/-1}.required{color:#ac583b}.error{color:#a9422f;background:#fff1ed;border-radius:8px;margin:12px 0;padding:10px 12px;font-size:13px}.success-message{color:#067c49;background:var(--soft);border-radius:8px;margin:12px 0;padding:12px}.search{border:1px solid var(--border);color:#818a85;border-radius:12px;align-items:center;gap:10px;padding:10px 13px;display:flex}.search input{background:0 0;border:0;border-radius:0;height:28px;padding:0;font-size:14px}.search .icon-button{padding:2px}.filter-tabs{margin:8px -8px 16px}.filter-tabs button{padding:14px 1px;font-size:15px}.filter-tabs button.active:after{left:22%;right:22%}.order-list{border:1px solid var(--border);border-radius:12px;overflow:hidden}.order-list:empty{display:none}.order-row{text-align:left;border-bottom:1px solid var(--border);background:#fff;gap:12px;width:100%;padding:15px 13px;display:flex}.order-row:hover{background:#fafcfb}.order-row:last-child{border-bottom:0}.service-icon{color:var(--green);background:#eff8f3;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:46px;height:46px;margin-top:5px;display:flex}.service-icon.electric{color:#e6a42c;background:#fff5e8}.order-body{flex:1;min-width:0}.order-top,.order-amount,.order-account{justify-content:space-between;align-items:center;gap:8px;display:flex}.order-top strong{font-size:15px;font-weight:600}.status{white-space:nowrap;font-size:12px;font-weight:600}.status.completed{color:#089a5d}.status.processing{color:#c67a0b}.status.refunded{color:#728179}.order-amount{margin-top:4px}.order-amount>strong{font-size:20px;font-weight:550}.order-amount small{font-size:14px;font-weight:400}.order-amount b{font-size:17px;font-weight:550}.order-account{color:#7c8580;margin-top:2px;font-size:13px}.detail-link{color:#66776c;white-space:nowrap;align-items:center;gap:4px;font-size:12px;display:flex}.order-body time{color:#929a95;margin-top:7px;font-size:12px;display:block}.resume{text-align:left;width:100%}.empty{text-align:center;color:var(--muted);padding:40px 12px}.empty svg{color:#a5b9ad;margin:8px}.empty h1,.empty h2{color:var(--ink);margin:10px 0;font-size:20px}.empty p{margin:8px 0;font-size:14px}.empty.compact{padding:20px}.identity{align-items:center;gap:20px;margin:32px 0 24px;display:flex}.avatar{color:#fff;background:#99afa3;border-radius:50%;justify-content:center;align-items:center;width:84px;height:84px;display:flex}.identity h1{font-size:22px;font-weight:600}.identity p{color:var(--muted);margin-top:2px;font-size:16px}.balance-panel{background:var(--deep);color:#fff;border-radius:12px;padding:22px 23px}.balance-panel p{opacity:.9;font-size:15px}.balance-panel>div{justify-content:space-between;align-items:center;margin-top:8px;display:flex}.balance-panel strong{letter-spacing:.4px;font-size:40px;font-weight:600;line-height:1.4}.balance-panel button{color:#fff;background:0 0;align-items:center;gap:4px;padding:4px 0;font-size:13px;display:flex}.profile-menu{margin-top:13px}.profile-menu>button{border-bottom:1px solid var(--border);text-align:left;color:#5d6862;background:#fff;align-items:center;gap:20px;width:100%;min-height:70px;padding:12px 5px;display:flex}.profile-menu>button:last-child{border:0}.profile-menu>button>span{color:var(--ink);flex:1;font-size:17px}.profile-footer{text-align:center;color:#9ba59f;margin:42px 0 25px;font-size:13px}.modal{width:calc(100% - 32px);max-width:406px;max-height:calc(100dvh - 40px);color:var(--ink);border:0;border-radius:20px;padding:23px;overflow:auto;box-shadow:0 24px 80px #14261e40}.modal::backdrop{-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px);background:#112c205c}.modal-heading{justify-content:space-between;align-items:center;margin-bottom:18px;display:flex}.modal-heading h2{font-size:20px}.modal-heading button{margin:-5px -7px -5px 0}.confirm-amount{text-align:center;padding:3px 0 15px}.confirm-amount span{color:var(--muted);font-size:13px;display:block}.confirm-amount strong{color:var(--deep);font-size:36px}.details{margin:6px 0 18px;font-size:13px}.details>div{border-bottom:1px solid #f0f3f1;justify-content:space-between;gap:16px;padding:9px 0;display:flex}.details dt{color:var(--muted);white-space:nowrap}.details dd{text-align:right;overflow-wrap:anywhere;margin:0}.payment-options{border:0;margin:12px 0 18px;padding:0}.payment-options legend{margin-bottom:8px;font-size:15px;font-weight:600}.payment-options label{align-items:center;gap:8px;padding:8px 0;font-size:14px;display:flex}.payment-options label span{color:var(--muted);margin-left:auto;font-size:12px}.demo-control{color:var(--muted);margin-bottom:18px;font-size:12px;display:block}.demo-control select{margin-top:5px;padding:8px;font-size:13px}.order-result{text-align:center;color:var(--green);padding:5px 0 18px}.order-result.processing{color:#c8891c}.order-result h3{margin:5px 0;font-size:24px}.order-result p{color:var(--muted);font-size:13px}.complaint{gap:10px;font-size:14px;display:grid}.info-content{white-space:pre-line;color:#606e65;margin:10px 0 24px;line-height:1.9}.ledger{border-bottom:1px solid var(--border);justify-content:space-between;gap:10px;padding:15px 0;display:flex}.ledger p{color:var(--muted);font-size:12px}.lab-page .intro h1{font-size:24px}.lab-page .intro p{font-size:13px}.lab-context{gap:10px;display:grid}.lab-page label{font-size:13px}.lab-page select,.lab-page input,.lab-page textarea{margin-top:4px}.lab-section{border:0;margin:25px 0;padding:0}.lab-section legend{margin-bottom:10px;font-size:16px;font-weight:600}.lab-section>label:not(.check-row){margin:12px 0;display:block}.lab-section .check-row{align-items:center;gap:10px;margin:10px 0;display:flex}.lab-section input[type=checkbox]{margin:0}.product-config{border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;gap:10px;padding:7px 0;display:flex}.product-config>input{width:95px;padding:8px;font-size:14px}.text-button{color:var(--green);background:0 0;padding:12px 0;font-size:14px}.reset-confirm{display:block}.desktop-rail{display:none}.blocked{padding:40px}.checkout{margin-top:8px}@media (min-width:850px){body{background:#f3f7f4}.app-shell{border:1px solid #e0e9e3;border-radius:18px;min-height:940px;margin:30px calc(50% - 310px) 30px auto;overflow:hidden;box-shadow:0 12px 48px #1f432a08}.bottom-nav{width:100%;max-width:none;margin-bottom:-88px;padding-bottom:12px;position:sticky;bottom:0}.desktop-rail{width:250px;display:block;position:fixed;top:145px;left:calc(50% - 410px)}.rail-brand{letter-spacing:1px;color:var(--deep);font-size:28px;font-weight:650}.desktop-rail>p{color:#88978d;margin-top:8px;font-size:15px;line-height:1.9}.rail-line{background:#90b59d;width:32px;height:2px;margin:40px 0 30px}.desktop-rail h2{font-size:19px;font-weight:500}.desktop-rail .secondary{background:0 0;border-color:#d5e2d9;justify-content:space-between;margin:30px 0}.desktop-rail small{color:#94a097;line-height:1.8}.app-shell>div:first-of-type{min-height:756px}.modal{max-width:430px}}@media (max-width:374px){.page,.header{padding-left:18px;padding-right:18px}.centered h1{font-size:21px}.intro p{font-size:14px}.amount{min-height:78px}.amount strong{font-size:21px}.amount>span:last-child{font-size:11px}.account-field input{font-size:26px}.account-field input::placeholder{font-size:20px}.order-row{gap:8px;padding:13px 8px}.service-icon{width:34px;height:34px}.order-account{font-size:12px}.detail-link,.order-body time{font-size:11px}.balance-panel{padding:18px}.balance-panel strong{font-size:34px}.balance-panel button{font-size:12px}.balance-panel>div{gap:5px}.intro h1{font-size:24px}}@media (prefers-reduced-motion:no-preference){button{transition:background .16s,border-color .16s,opacity .16s}.modal{animation:.18s ease-out enter}@keyframes enter{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}}.avatar svg{fill:#fff;stroke-width:0}.balance-panel{min-height:146px}@media (min-width:850px){.app-shell{flex-direction:column;min-height:940px;padding-bottom:0;display:flex}.header,.demo-banner{flex-shrink:0}.app-shell>div:first-of-type{flex:1;min-height:0}.bottom-nav{flex-shrink:0;min-height:72px;margin:0;position:static}}.service-tabs{flex-wrap:wrap;gap:0 12px}.service-tabs button{flex:1 0 calc(33.333% - 12px);font-size:14px}.dynamic-fields label{min-width:0}.dynamic-fields select{text-overflow:ellipsis;width:100%;min-width:0}.status.expired{color:var(--muted);background:#f1f3f2}.filter-tabs{gap:5px}.category-section{margin:24px 0}.category-section h2{margin-bottom:12px;font-size:16px}.category-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;display:grid}.category-grid button{border:1px solid var(--border);min-height:52px;color:var(--ink);background:#fff;border-radius:12px;padding:12px 8px;font-size:14px;line-height:1.5}.category-grid button.selected{border-color:var(--green);color:var(--green);box-shadow:inset 0 0 0 1px var(--green);background:#edf7f2}.category-instructions{background:#f5f7f5;border-radius:12px;margin:16px 0;padding:14px;font-size:13px;line-height:1.8}.category-instructions summary{cursor:pointer;font-weight:600}.category-instructions p{white-space:pre-wrap;overflow-wrap:anywhere}.product-config{grid-template-columns:minmax(0,1fr) 76px 76px;align-items:end;display:grid}.lab-section .product-number{min-width:0;margin:0;font-size:12px}.product-number input{width:100%;min-width:0;padding:8px}.new-product{border-top:1px solid var(--border);margin-top:16px;padding-top:16px}.amount>small{overflow-wrap:anywhere;font-size:11px}.notice-category{color:var(--green);margin:6px 0 14px;font-size:14px;font-weight:600}.category-confirmation-content{white-space:pre-wrap;overflow-wrap:anywhere;background:var(--canvas);border-radius:12px;max-height:42dvh;padding:16px;font-size:14px;line-height:1.9;overflow-y:auto}.confirmation-actions{gap:10px;margin-top:20px;display:grid}.confirmation-actions button{width:100%;margin:0}.info-content{white-space:pre-wrap;overflow-wrap:anywhere}.confirmation-scroll{overscroll-behavior:contain;max-height:52dvh;overflow-y:auto}.recharge-information{border:1px solid var(--border);background:#f1f8f4;border-radius:12px;padding:16px}.recharge-information h3,.confirmation-notice-heading{margin:0 0 12px;font-size:15px;font-weight:600}.recharge-information dl{margin:0}.recharge-information dl>div{grid-template-columns:84px minmax(0,1fr);gap:10px;padding:6px 0;font-size:14px;line-height:1.6;display:grid}.recharge-information dt{color:#5d7066}.recharge-information dd{text-align:right;color:var(--ink);overflow-wrap:anywhere;font-variant-numeric:tabular-nums;margin:0;font-weight:600}.confirmation-notice-heading{margin-top:18px}.confirmation-scroll .category-confirmation-content{max-height:none;overflow:visible}.integration-shell .demo-banner{justify-content:center;align-items:center;padding:8px 16px;display:flex}.integration-shell .header{gap:12px;height:auto;min-height:76px}.integration-shell .header>strong{font-size:19px}.integration-shell .header>button{white-space:nowrap;flex-shrink:0;width:auto;padding:10px 12px}@media (min-width:850px){.integration-shell{margin:30px auto}}.account-center .order-body{overflow-wrap:anywhere;min-width:0}.account-center .order-row{text-align:left;width:100%}.account-center .detail-link{margin-top:8px;display:block}.account-search{grid-template-columns:minmax(0,1fr) auto;align-items:end;gap:12px;margin-bottom:20px;display:grid}.account-search input{width:100%;min-width:0}.account-pagination{justify-content:space-between;align-items:center;gap:8px;margin:20px 0;display:flex}.account-detail{grid-template-columns:80px minmax(0,1fr);gap:14px;display:grid}.account-detail dt{color:var(--muted)}.account-detail dd{overflow-wrap:anywhere;margin:0}.integration-shell>.filter-tabs{margin-left:0;margin-right:0}.account-pagination>span{white-space:nowrap;flex-shrink:0}.account-pagination>button{flex:1;width:auto;min-width:0}.isolated-payment{flex-direction:column;align-items:stretch;gap:12px;margin:16px 24px;display:flex}.isolated-payment p{margin:0}.recharge-progress{background:var(--soft);color:#536d5e;border-radius:8px;margin:10px 0;padding:10px 11px;font-size:12px}.recharge-progress-heading{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:8px;display:flex}.recharge-progress-heading strong{color:var(--deep);font-weight:600}.recharge-progress-track{background:#dcece2;border-radius:5px;height:5px;margin:7px 0;overflow:hidden}.recharge-progress-track>div{background:var(--green);border-radius:5px;height:100%}.order-support{gap:14px;display:grid}.order-support label{gap:8px;display:grid}.order-support input{text-align:center;-webkit-user-select:text;user-select:text;font-size:20px;font-weight:600}.order-support p{font-size:13px}.order-support [role=status]:empty{display:none}.recharge-carousel{aspect-ratio:2.8;touch-action:pan-y;background:#e9f0ed;border-radius:16px;margin:12px 0 22px;position:relative;overflow:hidden}.recharge-slide{width:100%;height:100%}.recharge-slide[hidden]{display:none}.recharge-slide a{width:100%;height:100%;display:block}.recharge-slide img{object-fit:cover;width:100%;height:100%;display:block}.carousel-arrow{color:#fff;background:#152d3f55;border:0;border-radius:10px;width:32px;height:40px;font-size:28px;line-height:1;position:absolute;top:50%;transform:translateY(-50%)}.carousel-arrow.previous{left:8px}.carousel-arrow.next{right:8px}.carousel-dots{gap:2px;display:flex;position:absolute;bottom:9px;left:50%;transform:translate(-50%)}.carousel-dots button{background:0 0;border:0;width:24px;height:24px;padding:8px}.carousel-dots button:after{content:"";background:#ffffff80;border-radius:99px;width:8px;height:8px;display:block;box-shadow:0 0 2px #2348}.carousel-dots button[aria-pressed=true]:after{background:#fff}
