:root{--bg: #ffffff;--bg-soft: #f6f8fb;--panel: #ffffff;--panel-soft: #f4f7fb;--line: #dde4ec;--line-strong: #c9d2dc;--ink: #18212c;--muted: #5f6b7a;--accent: #0f62fe;--accent-soft: #eef5fc;--danger: #b63b31;--danger-soft: #fdf0ef;--warning: #9a6a19;--warning-soft: #fdf6e8;--shadow: none;--radius-xl: 18px;--radius-lg: 14px;--radius-md: 10px;--radius-sm: 8px;--max-width: 1460px}*{box-sizing:border-box}html,body{min-height:100%}body{margin:0;color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Hiragino Sans GB,Microsoft YaHei,sans-serif;background:var(--bg)}body.modal-open{overflow:hidden}button,input,select,textarea{font:inherit}.hidden,.icp-hidden{display:none!important}.auth-shell{min-height:100vh;padding:0 12px 28px;background:linear-gradient(180deg,#0f62fe08 0,#0f62fe00 160px),var(--bg)}.landing{width:100%;margin:0}.landing-layout{display:block;align-items:start}.landing-nav{position:sticky;top:0;z-index:10;display:grid;grid-template-columns:minmax(0,1fr) 300px;align-items:center;justify-content:space-between;gap:18px;padding:14px 0 16px;border-bottom:1px solid var(--line);background:#fffffffa}.landing-top-links{display:none;align-items:center;gap:24px;height:34px;min-height:34px}.landing-top-links button{display:inline-flex;align-items:center;height:34px;border:0;background:transparent;color:#1f2933;padding:0;font-size:14px;font-weight:400;line-height:1;cursor:pointer}.landing-top-links button:hover,.landing-top-links button.active{color:var(--accent)}.landing-brand{display:none;align-items:center;gap:10px;font-size:22px;font-weight:900;letter-spacing:-.05em}.brand-mark{width:34px;height:34px;display:inline-grid;place-items:center;background:var(--accent);color:#fff;font-size:14px;letter-spacing:-.04em}.landing-links{position:static;display:flex;flex-direction:row;align-items:center;gap:24px;height:34px;min-height:34px;padding:0;border:0;background:transparent;z-index:12;overflow-x:auto;overflow-y:visible}.landing-app-links{display:none}.landing-play-mode .landing-nav{position:relative;padding:18px 24px 0;border-bottom:0;background:#fff}.landing-play-mode .landing-brand{display:none}.landing-play-mode.landing-logged-in .landing-app-links{display:flex}.landing-top-links,.landing-play-mode.landing-logged-in .landing-links:not(.landing-app-links){display:none}.landing-docs-mode .landing-nav{padding:18px 24px 0;border-bottom:0;background:#fff}.landing-docs-mode .landing-brand{display:none}.landing-docs-mode .landing-links{display:flex}.landing-docs-mode .landing-app-links{display:none}.landing-play-mode .landing-main{width:100%;margin-left:0;padding-right:0}.landing-docs-mode .landing-main{width:min(1120px,calc(100vw - 48px));margin:38px auto 78px;padding-right:0}.product-doc-layout{display:contents}.product-doc-sidebar{display:none}.landing-docs-mode.product-api-docs-active .product-doc-layout{display:block;width:100%;margin:38px 0 78px;padding:0 34px 0 258px}.landing-docs-mode.product-api-docs-active .landing-main{width:100%;margin:0;max-width:1040px}.landing-docs-mode.product-api-docs-active .product-doc-sidebar{position:fixed;top:96px;left:24px;width:200px;display:block;max-height:calc(100vh - 112px);overflow:auto;border-right:1px solid var(--line);padding:6px 18px 18px 0}.product-doc-nav{display:grid;gap:6px}.product-doc-nav-group{display:grid;gap:4px}.product-doc-nav button{position:relative;width:100%;min-height:32px;border:0;border-radius:4px;background:transparent;color:var(--muted);cursor:pointer;font-size:14px;font-weight:500;line-height:1.4;text-align:left;padding:7px 12px}.product-doc-nav-primary{color:var(--ink)!important;font-weight:700!important}.product-doc-nav-children{display:none;gap:2px;margin:-2px 0 6px 12px;padding-left:10px;border-left:1px solid var(--line)}.product-doc-nav-children.expanded{display:grid}.product-doc-nav-children button{min-height:30px;font-size:13px;font-weight:500;padding:6px 10px}.product-doc-nav button:hover,.product-doc-nav button.active{background:transparent;color:var(--accent)!important}.product-doc-nav button.active{box-shadow:none}.billing-doc-layout{display:contents}.billing-doc-sidebar{display:none}.landing-docs-mode.billing-docs-active .billing-doc-layout{display:block;width:100%;margin:38px 0 78px;padding:0 34px 0 258px}.landing-docs-mode.billing-docs-active .landing-main{width:100%;margin:0;max-width:1040px}.landing-docs-mode.billing-docs-active .billing-doc-sidebar{position:fixed;top:96px;left:24px;width:200px;display:block;max-height:calc(100vh - 112px);overflow:auto;border-right:1px solid var(--line);padding:6px 18px 18px 0}#walletSection .billing-doc-layout{display:block;width:100%;padding-left:234px}#walletSection .billing-doc-sidebar{position:fixed;top:96px;left:24px;width:200px;display:block;max-height:calc(100vh - 112px);overflow:auto;border-right:1px solid var(--line);padding:6px 18px 18px 0}.landing-play-mode .landing-section{border-bottom:0}.landing-play-mode .landing-main>section.active-landing-section{width:100%;max-width:none}.capabilities-docs,.landing-docs-mode #capabilities .playground{display:none}.landing-docs-mode #capabilities .capabilities-docs{display:block}.landing-links a{display:flex;align-items:center;height:34px;gap:0;color:var(--ink);text-decoration:none;font-size:14px;font-weight:400;line-height:1;padding:0;border-radius:10px;white-space:nowrap}.landing-links a:hover,.landing-links a.active{color:var(--accent);background:transparent}.nav-icon{width:18px;height:18px;flex:0 0 18px;display:inline-block;background-color:currentColor;-webkit-mask:center / contain no-repeat;mask:center / contain no-repeat;opacity:.86}.landing-links a.active .nav-icon{opacity:1}.icon-capabilities{-webkit-mask-image:url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="%23000" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M12 2l1.9 6.1L20 10l-6.1 1.9L12 18l-1.9-6.1L4 10l6.1-1.9L12 2z"/><path d="M5 15l1 3 3 1-3 1-1 3-1-3-3-1 3-1 1-3z"/></svg>');mask-image:url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="%23000" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M12 2l1.9 6.1L20 10l-6.1 1.9L12 18l-1.9-6.1L4 10l6.1-1.9L12 2z"/><path d="M5 15l1 3 3 1-3 1-1 3-1-3-3-1 3-1 1-3z"/></svg>')}.icon-workflow{-webkit-mask-image:url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="%23000" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M13 5l7 7-7 7"/><path d="M4 12h16"/><path d="M4 7h6"/><path d="M4 17h6"/></svg>');mask-image:url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="%23000" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M13 5l7 7-7 7"/><path d="M4 12h16"/><path d="M4 7h6"/><path d="M4 17h6"/></svg>')}.icon-api{-webkit-mask-image:url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="%23000" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><rect x="4" y="5" width="16" height="14" rx="2"/><path d="M8 9h8"/><path d="M8 13h5"/></svg>');mask-image:url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="%23000" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><rect x="4" y="5" width="16" height="14" rx="2"/><path d="M8 9h8"/><path d="M8 13h5"/></svg>')}.icon-pricing{-webkit-mask-image:url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="%23000" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M12 1l3 7h7l-5.5 4.2 2.1 7L12 14.9 5.4 19.2l2.1-7L2 8h7z"/></svg>');mask-image:url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="%23000" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M12 1l3 7h7l-5.5 4.2 2.1 7L12 14.9 5.4 19.2l2.1-7L2 8h7z"/></svg>')}.icon-payments{-webkit-mask-image:url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="%23000" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><rect x="3" y="6" width="18" height="12" rx="2"/><path d="M3 10h18"/><path d="M7 14h4"/></svg>');mask-image:url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="%23000" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><rect x="3" y="6" width="18" height="12" rx="2"/><path d="M3 10h18"/><path d="M7 14h4"/></svg>')}.icon-agentAccess{-webkit-mask-image:url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="%23000" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M4 12h16"/><path d="M12 4v16"/><circle cx="12" cy="12" r="3"/></svg>');mask-image:url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="%23000" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M4 12h16"/><path d="M12 4v16"/><circle cx="12" cy="12" r="3"/></svg>')}.icon-demos{-webkit-mask-image:url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="%23000" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M12 5v10"/><path d="M8 11l4 4 4-4"/><path d="M5 19h14"/></svg>');mask-image:url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="%23000" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M12 5v10"/><path d="M8 11l4 4 4-4"/><path d="M5 19h14"/></svg>')}.landing-links-footer{margin-top:auto;padding:14px 12px 0;border-top:0;color:var(--muted);font-size:12px;line-height:1.75;display:grid;gap:8px}.landing-links-footer a{color:var(--ink);text-decoration:none;font-weight:600;padding:0;background:transparent}.landing-links-footer a:hover{color:var(--accent);background:transparent}.landing-actions{display:flex;align-items:center;gap:10px;flex-wrap:wrap;justify-content:flex-start;justify-self:start;width:300px}.landing-play-mode .landing-actions{gap:16px;height:34px;flex-wrap:nowrap;align-items:center}.landing-actions .locale-inline{height:34px;align-items:center}.landing-actions .locale-inline select{height:34px;min-height:34px;padding-top:0;padding-bottom:0}.landing-play-mode .landing-actions .secondary{display:inline-flex;align-items:center;justify-content:center;border:0;background:transparent;color:#1f2933;height:34px;min-height:34px;padding:0;line-height:34px}.landing-actions .primary{display:inline-flex;align-items:center;justify-content:center;height:34px;min-height:34px;padding:0 15px;border-radius:7px;background:#4e6ef2;border-color:#4e6ef2;font-size:14px;font-weight:700;line-height:34px}.landing-account-link{display:inline-flex;align-items:center;justify-content:center;height:34px;max-width:180px;border:0;background:transparent;color:#1f2933;padding:0;font-size:14px;font-weight:400;line-height:34px;cursor:pointer}.landing-account-link span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.landing-hero{display:grid;grid-template-columns:minmax(0,1fr);gap:18px;padding:30px 0 24px;border-bottom:1px solid var(--line);align-items:start}.landing-hero-copy{display:grid;gap:14px;align-content:start}.eyebrow{margin:0;color:var(--accent);font-size:13px;font-weight:800;letter-spacing:.16em;text-transform:uppercase}.landing-title{margin:0;font-size:clamp(28px,3vw,42px);line-height:1.04;letter-spacing:-.07em;max-width:none}.landing-lead{margin:0;max-width:900px;color:var(--muted);font-size:16px;line-height:1.9}.hero-panel{background:#fff;padding:0;border:1px solid var(--line);box-shadow:none;overflow:hidden}.hero-panel-title{margin:0;padding:16px 18px 12px;font-size:18px;letter-spacing:-.03em;text-transform:none;color:var(--ink);border-bottom:1px solid var(--line)}.hero-metrics{display:grid;grid-template-columns:minmax(0,1fr);gap:0;background:#fff}.hero-metric{padding:18px 18px 16px;border-top:1px solid var(--line)}.hero-metric:last-child{padding-bottom:18px}.hero-metric-head{display:flex;align-items:baseline;gap:10px;margin-bottom:8px}.hero-metric-index{color:var(--accent);font-size:13px;font-weight:900;letter-spacing:.16em}.hero-metric strong{font-size:20px;line-height:1.2;color:var(--ink);letter-spacing:-.04em}.hero-metric span{color:var(--muted);font-size:14px;line-height:1.7}.playground{display:grid;grid-template-rows:auto minmax(0,1fr);gap:14px;padding:28px 0 12px}.landing-play-mode .landing-hero-section{padding:16px 18px 18px}.landing-play-mode .playground{height:calc(100vh - 92px);min-height:680px;align-content:start;padding:0}.landing-play-mode .playground-shell{height:100%;min-height:0}.landing-play-mode .playground-settings{height:100%;min-height:0;overflow:hidden;grid-template-rows:minmax(0,1fr) auto}.landing-play-mode .playground-result{padding:8px}.landing-play-mode .playground-preview{min-height:0}.playground-title{display:block;text-align:center;margin:0;color:#111827;font-size:30px;line-height:1.2;font-weight:900;letter-spacing:0}.playground-head{display:grid;grid-template-columns:330px minmax(0,980px);align-items:center;gap:14px}.playground-tabs{display:grid;grid-template-columns:repeat(5,180px);justify-content:center;gap:8px;width:100%;margin:0}.playground-tabs button{height:46px;padding:0 8px;border:1px solid var(--line);border-radius:8px;background:#fff;color:var(--ink);font-weight:900;white-space:nowrap;cursor:pointer}.playground-tabs button.active{background:var(--accent);border-color:var(--accent);color:#fff}.playground-shell{width:100%;min-height:0;justify-self:center;display:grid;grid-template-columns:330px minmax(0,1fr);gap:14px}.playground-settings,.playground-result{min-height:0;border:1px solid var(--line);border-radius:8px;background:#fff;box-shadow:0 12px 32px #12203614}.playground-settings{display:grid;align-content:start;gap:14px;padding:16px}.playground-settings h2{margin:0;font-size:18px;line-height:1.25}.playground-controls{min-height:0;display:grid;gap:10px}.playground-feature-head{display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:10px}#playgroundImageFeatureControls .playground-feature-head h2{margin:0;font-size:18px;line-height:1.25;font-weight:800;letter-spacing:0;min-width:0}.playground-feature-head button{min-height:34px;height:34px;padding:0 12px;border-radius:8px;font-weight:800;display:inline-flex;align-items:center;justify-content:center;white-space:nowrap}.playground-feature-head button:hover{transform:none}.playground-feature-settings-grid{display:grid;gap:10px}.playground-feature-settings-grid .field-input{display:grid;grid-template-columns:150px max-content;align-items:center;gap:10px;font-size:13px;font-weight:800}.playground-feature-settings-grid input{width:90px;min-height:34px;height:34px;border:1px solid var(--line);border-radius:8px;background:#fff;color:var(--ink);padding:5px 8px;font-size:13px}#playgroundDownloadControls{grid-template-rows:auto auto minmax(0,1fr) auto;align-content:stretch;gap:10px}.playground-feature-upload-row{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;align-items:start}.playground-control{display:grid;gap:7px;min-width:0;color:var(--ink);font-size:13px;font-weight:800}.playground-control select,.playground-control input[type=file],.playground-control input[type=text],.playground-control textarea{width:100%;min-height:42px;border:1px solid var(--line);border-radius:10px;background:#fff;color:var(--ink);padding:11px 12px}.playground-control textarea{min-height:84px;resize:vertical;line-height:1.5}.playground-control input[type=file]{position:absolute;top:0;right:0;bottom:0;left:0;opacity:0;z-index:2;height:46px;min-height:46px;padding:0 12px 0 0;line-height:44px;overflow:hidden;cursor:pointer}.playground-file-button{display:flex;align-items:center;justify-content:center;height:44px;border:1px solid var(--line);border-radius:8px;background:#f7f9fc;color:var(--ink);padding:0 13px;font-size:14px;line-height:1;cursor:pointer;pointer-events:none;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.playground-image-actions{display:grid;grid-template-columns:1fr;gap:8px;min-width:0}.playground-example-button{min-width:0;height:44px;border:0;background:transparent;color:var(--accent);padding:0 4px;font-size:14px;font-weight:800;line-height:1;cursor:pointer;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.playground-example-button:hover{color:var(--accent-dark);text-decoration:underline;text-underline-offset:3px}.playground-example-stack{display:grid;gap:20px;margin-top:2px}.playground-example-card{display:grid;gap:5px;border:0;background:transparent;padding:0;color:var(--ink);text-align:center;cursor:pointer}.playground-example-card img{width:100%;aspect-ratio:16 / 9;object-fit:cover;border-radius:8px;border:1px solid var(--line);background:var(--panel-soft);display:block}.playground-example-card span{color:var(--accent);font-size:13px;font-weight:900;line-height:1.35}.playground-example-card:hover span{color:var(--accent-dark);text-decoration:underline;text-underline-offset:3px}.playground-feature-example-grid{display:grid;grid-template-columns:1fr;gap:8px;margin-top:auto;min-height:0;overflow:auto;padding-right:2px}.playground-feature-example-grid .playground-example-card img{aspect-ratio:16 / 9;object-fit:cover}.playground-file-wrap{position:relative;min-width:0;display:block;width:100%;height:46px}.playground-file-wrap input[type=file]{display:block}.playground-file-name{margin-top:6px;color:var(--muted);font-size:13px;line-height:1.2;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;pointer-events:none}.playground-file-name:empty{display:none}.playground-control input[type=text]:disabled{background:#f7f9fc;color:transparent;cursor:not-allowed}.playground-hint{margin:0;color:var(--muted);font-size:13px;line-height:1.7}.playground-hint a{color:var(--accent);font-weight:900;text-decoration:none}.playground-hint a:hover{color:var(--accent-dark);text-decoration:underline;text-underline-offset:3px}.playground-demo-actions{display:grid;gap:10px}.playground-demo-actions button{width:100%;min-height:38px;border-radius:8px;white-space:nowrap;padding:0 14px}.playground-demo-actions button.primary{background:var(--accent);color:#fff;border:0}.playground-run{display:flex;gap:10px;flex-direction:column;align-items:center}.playground-feature-action-row{flex-direction:row;justify-content:space-between;align-items:center;width:100%}.playground-feature-inline-result{min-width:112px;color:var(--ink);font-size:16px;font-weight:800;line-height:1.4;text-align:left;white-space:nowrap}.playground-run .primary,.playground-run .secondary,.button-like{width:100px;min-height:42px;border-radius:8px;white-space:nowrap;padding-left:14px;padding-right:14px}.playground-run button:disabled{cursor:not-allowed;opacity:.62}.button-like{display:inline-flex;align-items:center;justify-content:center;padding:10px 16px;border:1px solid var(--line);background:#fff;color:var(--ink);text-decoration:none;font-weight:800;font-size:14px}.playground-status{min-height:20px;color:var(--muted);font-size:14px;line-height:1.55}.playground-result{display:grid;padding:14px;overflow:hidden}.playground-preview{position:relative;display:grid;place-items:center;min-height:100%;border:1px solid var(--line);border-radius:8px;background:#f8fafc;overflow:hidden}.playground-preview canvas{max-width:100%;max-height:720px;display:block}.playground-feature-compare{width:100%;height:100%;min-height:500px;display:grid;grid-template-rows:minmax(0,1fr);gap:12px;padding:12px;background:#fff}.playground-feature-images{min-height:0;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.playground-feature-panel{min-width:0;min-height:0;border:1px solid var(--line);border-radius:8px;background:#f8fafc;overflow:hidden;display:grid;grid-template-rows:auto minmax(0,1fr) auto}.playground-feature-title{padding:10px 12px;border-bottom:1px solid var(--line);font-size:13px;font-weight:800;color:var(--ink)}.playground-feature-stage{position:relative;min-height:260px;overflow:auto;display:grid;place-items:center;background:#eef3f8}.playground-feature-stage canvas{max-width:100%;max-height:100%;display:block}.playground-feature-candidates{border-top:1px solid var(--line);padding:8px;display:flex;gap:8px;flex-wrap:wrap;align-items:center}.playground-feature-candidates button{min-height:30px;border-radius:6px;padding:0 10px;font-size:12px}.playground-feature-candidates button.active{background:var(--accent);border-color:var(--accent);color:#fff}.playground-empty{color:var(--muted);font-size:14px;text-align:center;padding:20px;line-height:1.8}.playground-empty a{color:var(--accent);font-weight:900;text-decoration:none}.playground-demo-result{width:100%;height:100%;min-height:420px;display:grid;place-items:center;background:#0f172a}.playground-demo-result video,.playground-demo-result img{width:100%;height:100%;max-height:720px;object-fit:contain;display:block;background:#0f172a}.playground-demo-result .playground-empty{color:#d8e1ef}.playground-client-layout{width:100%;height:100%;min-height:500px;display:grid;gap:10px;min-width:0}.playground-client-layout.pose{grid-template-columns:150px minmax(0,1fr)}.playground-client-layout.gait{grid-template-columns:130px minmax(360px,1fr)}.playground-client-section{min-width:0;min-height:0;border:1px solid var(--line);border-radius:8px;background:#fff;overflow:hidden;display:grid;grid-template-rows:auto minmax(0,1fr)}.playground-client-head{min-height:46px;padding:10px 12px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:10px}.playground-client-head.paged{display:grid;grid-template-columns:minmax(120px,1fr) auto minmax(120px,1fr)}.playground-client-head h2,.playground-client-video h3{margin:0;color:var(--ink);font-size:13px;line-height:1.25}.playground-client-tools,.playground-client-pager{display:flex;align-items:center;gap:8px;flex-wrap:wrap}.playground-client-tools{justify-content:flex-end}.playground-client-pager{justify-content:center}.playground-client-tools button,.playground-client-pager button{min-height:30px;height:30px;border-radius:6px;padding:0 10px;font-size:12px}.playground-client-pager.is-hidden{visibility:hidden;pointer-events:none}.playground-client-body{min-height:0;overflow:auto;padding:12px}.playground-client-sequences{display:grid;grid-template-columns:repeat(auto-fill,minmax(116px,1fr));gap:8px;align-content:start}.playground-client-sequences.single{grid-template-columns:1fr;height:100%;overflow:auto;padding-right:2px}.playground-client-card{position:relative;min-width:0;display:grid;gap:6px;padding:6px;border:2px solid transparent;border-radius:8px;background:#f8fafc;cursor:pointer;-webkit-user-select:none;user-select:none}.playground-client-card:hover{border-color:#9fb9e8}.playground-client-card.selected{border-color:var(--accent);background:#edf5ff}.playground-client-video-card video{width:100%;aspect-ratio:16 / 10;border-radius:6px;background:#0b1220;object-fit:cover;display:block;pointer-events:none}.playground-side-demo-videos{min-height:0;display:grid;gap:8px;align-content:start;overflow:auto;padding-right:2px}.playground-side-demo-videos .playground-client-card{padding:6px}.playground-side-group{display:grid;gap:8px}.playground-side-group+.playground-side-group{margin-top:6px}.playground-side-group-title{font-size:13px;font-weight:700;color:#334155}.playground-client-check{position:absolute;top:7px;right:7px;z-index:2;width:24px;height:24px;min-height:24px;padding:0;border-radius:5px;border:1px solid rgba(23,33,43,.18);background:#ffffffeb;color:transparent;display:inline-flex;align-items:center;justify-content:center;font-size:16px;font-weight:900}.playground-client-card.selected .playground-client-check{background:var(--accent);border-color:var(--accent);color:#fff}.playground-client-thumb{height:120px;border-radius:6px;background:#e9eef5;display:flex;align-items:center;justify-content:center;overflow:hidden}.playground-client-thumb img{width:100%;height:100%;object-fit:contain;display:block;pointer-events:none;-webkit-user-select:none;user-select:none;-webkit-user-drag:none}.playground-client-meta{display:grid;gap:3px;color:var(--muted);font-size:12px;line-height:1.35}.playground-client-line{display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:8px;min-width:0}.playground-client-line strong{min-width:0;overflow:hidden;color:var(--ink);font-size:13px;text-overflow:ellipsis;white-space:nowrap}.playground-client-score{color:var(--accent);font-size:18px;font-weight:900;text-align:center;white-space:nowrap}.playground-client-videos{height:100%;min-height:0;display:grid;grid-template-rows:minmax(500px,1fr) auto;gap:10px;overflow:hidden}.playground-client-video-pair{min-height:500px;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;overflow:hidden}.playground-client-video{min-width:0;min-height:0;border:1px solid var(--line);border-radius:8px;overflow:hidden;background:#fff;display:grid;grid-template-rows:auto minmax(0,1fr)}.playground-client-video h3{padding:9px 10px;border-bottom:1px solid var(--line)}.playground-client-video video{width:100%;height:100%;min-height:0;object-fit:contain;background:#fff;display:block}.playground-client-video canvas{width:100%;height:100%;min-height:0;background:#071019;display:block;cursor:grab;touch-action:none}.playground-client-video canvas.dragging{cursor:grabbing}.playground-client-sync{display:flex;align-items:center;justify-content:center;gap:8px;flex-wrap:wrap}.playground-download-only{width:100%;min-height:0;border:1px solid var(--line);border-radius:8px;background:#fff;box-shadow:0 12px 32px #12203614;display:grid;place-items:center;padding:24px}.playground-download-only .playground-empty{max-width:620px}.playground-overlay{position:absolute;top:16px;left:50%;transform:translate(-50%);padding:8px 12px;background:#fffffff0;border:1px solid var(--line);color:var(--ink);font-size:13px;font-weight:800;box-shadow:0 8px 24px #0f172a14}.playground-message{color:var(--muted);font-size:14px;font-weight:700;text-align:center;padding:20px;line-height:1.8}.playground-message.error{color:var(--danger)}.playground-sequence-summary{width:min(980px,100%);min-height:420px;padding:34px 44px;background:#f8faf7;color:var(--ink);text-align:left}.playground-sequence-summary h2{margin:0 0 26px;font-size:32px;line-height:1.2;letter-spacing:-.04em}.playground-sequence-list{display:grid;grid-template-columns:150px minmax(0,1fr);column-gap:16px;row-gap:20px;margin:0}.playground-sequence-list dt{color:var(--muted);font-size:15px;line-height:1.6}.playground-sequence-list dd{margin:0;color:var(--ink);font-size:15px;line-height:1.6;word-break:break-word}.playground-sequence-section{margin-top:28px}.playground-sequence-section h3{margin:0 0 10px;font-size:20px;line-height:1.3}.playground-sequence-section p{color:var(--muted);font-size:14px;line-height:1.8}.playground-pose-grid{width:100%;display:grid;grid-template-columns:minmax(280px,1fr) minmax(240px,.72fr);grid-template-rows:540px auto;column-gap:18px;row-gap:10px;align-items:start}.playground-pose-panel{display:grid;place-items:center;height:540px;background:#fff;overflow:hidden}.playground-pose-panel canvas,.playground-pose-panel video{max-width:100%;max-height:540px;background:#fff}.playground-pose-controls{display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:10px;min-height:46px;margin-top:0}.playground-pose-controls button{min-height:36px;padding:8px 12px;border:1px solid var(--line);background:#fff;cursor:pointer;font-weight:800}.playground-pose-controls label{display:grid;gap:4px;color:var(--muted);font-size:12px;font-weight:700}.playground-pose-controls input{width:82px;border:1px solid var(--line);border-radius:10px;padding:7px 8px}.playground-pose-frame-label{color:var(--muted);font-size:13px;font-weight:700}.playground-json-panel{width:min(1080px,100%);height:540px;display:grid;grid-template-rows:auto 1fr;background:#fff}.playground-json-toolbar{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:0 0 10px}.playground-json-toolbar strong{font-size:15px}.playground-json-toolbar button{border:1px solid var(--line);background:#fff;padding:8px 12px;font-weight:800;cursor:pointer}.playground-json-panel pre{margin:0;overflow:auto;border:1px solid var(--line);background:#fff;padding:14px;color:var(--ink);font:12px/1.65 JetBrains Mono,SFMono-Regular,Consolas,monospace;white-space:pre-wrap;word-break:break-word}.landing-play-footer{display:none}.landing-play-mode .landing-play-footer{position:fixed;left:0;right:0;bottom:0;z-index:20;display:flex;align-items:center;justify-content:center;flex-wrap:wrap;gap:12px;min-height:36px;padding:8px 18px;background:#f5f5f6;color:#8a929d;font-size:12px;line-height:1.5}.landing-play-footer a{color:#8a929d;text-decoration:none}.landing-play-footer a:hover{color:var(--accent)}.site-footer{position:fixed;left:0;right:0;bottom:0;z-index:20;display:flex;align-items:center;justify-content:center;flex-wrap:wrap;gap:12px;min-height:36px;padding:8px 18px;background:#f5f5f6;color:#8a929d;font-size:12px;line-height:1.5}.site-footer a{color:#8a929d;text-decoration:none}.site-footer a:hover{color:var(--accent)}.landing-copy{display:grid;gap:14px;max-width:900px;margin-top:28px}#docsSection .landing-copy,.capabilities-docs .landing-copy{max-width:none}.capabilities-docs .api-decision-table-wrap{margin-top:50px}.landing-copy-item{display:grid;grid-template-columns:200px minmax(0,1fr);gap:22px;padding-top:14px;border-top:1px solid var(--line)}.landing-copy-item h2{margin:0;font-size:18px;letter-spacing:-.03em}.landing-copy-item p{margin:0;color:var(--muted);font-size:16px;line-height:1.65}.landing-section{padding:38px 0;border-bottom:1px solid var(--line)}.landing-main{margin-left:224px;width:calc(100% - 224px);min-width:0;padding-right:10px}.landing-main>section,.landing-main>div.footer{display:none}.landing-main>section.active-landing-section{display:block}.landing-section-head{display:flex;align-items:end;justify-content:space-between;gap:28px;margin-bottom:18px}.landing-section h2,.landing-section-head h2{margin:0;font-size:clamp(24px,2.5vw,36px);letter-spacing:-.05em}.landing-section .landing-copy-item h2{font-size:18px;letter-spacing:-.03em}.landing-section .playground-client-head h2,.landing-section .playground-client-video h3{font-size:13px;letter-spacing:0}.section-kicker{margin:8px 0 0;max-width:none;color:var(--muted);font-size:14px;line-height:1.8}.capability-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));border-top:1px solid var(--line);border-left:1px solid var(--line);background:#fff}.capability-item{min-height:220px;padding:24px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);display:flex;flex-direction:column;justify-content:space-between}.capability-index{color:var(--accent);font-size:13px;font-weight:800;letter-spacing:.14em}.capability-item h3{margin:12px 0 10px;font-size:22px;letter-spacing:-.04em}.capability-item p{margin:0;color:var(--muted);font-size:15px;line-height:1.8}.flow-strip{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));border-top:1px solid var(--line);background:#fff}.flow-step{padding:22px 20px;border-right:1px solid var(--line);border-bottom:1px solid var(--line)}.flow-step:last-child{border-right:0}.flow-step span{display:block;color:var(--accent);font-size:13px;font-weight:800;margin-bottom:18px}.flow-step h3{margin:0 0 8px;font-size:18px}.flow-step p{margin:0;color:var(--muted);font-size:14px;line-height:1.8}.api-showcase{display:block}.api-doc-window{border-top:1px solid var(--line);border-left:1px solid var(--line);background:#fff;height:640px;overflow:auto}.api-doc-area{min-width:0}.api-doc-head{margin-bottom:12px}.api-doc-head h3{margin:0;font-size:18px;font-weight:700;line-height:1.3;color:var(--ink)}.api-connection-hint{margin:6px 0 0;color:var(--muted);font-size:13px;line-height:1.7}.api-connection-hint strong{color:var(--ink)}.api-example-block{padding:18px 20px;border-right:1px solid var(--line);border-bottom:1px solid var(--line)}.api-example-block h3{margin:0 0 12px;font-size:16px}.api-example-block h4{margin:18px 0 8px;color:var(--accent);font-size:13px;font-weight:900;letter-spacing:.12em;text-transform:uppercase}.api-step-note{margin:-2px 0 8px;color:var(--muted);font-size:13px;line-height:1.7}.api-task-guide{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;margin-bottom:18px}.api-task-guide-item{border:1px solid var(--line);border-radius:12px;padding:14px;background:#fff;color:var(--muted);font-size:13px;line-height:1.65}.api-task-guide-item strong{display:block;margin-bottom:6px;color:var(--ink);font-size:14px}.api-decision-table-wrap{overflow-x:auto;margin-bottom:18px;border:1px solid var(--line);border-radius:14px;background:#fff}.api-decision-table{width:100%;min-width:760px;border-collapse:collapse;color:var(--muted);font-size:13px;line-height:1.6}.api-decision-table th,.api-decision-table td{padding:12px 14px;text-align:left;vertical-align:top;border-bottom:1px solid var(--line)}.api-decision-table th{color:var(--ink);font-size:12px;font-weight:900;letter-spacing:.1em;text-transform:uppercase;background:var(--soft)}.api-decision-table tr:last-child td{border-bottom:0}.api-decision-table strong{color:var(--ink);font-weight:800}.api-example-block pre{margin:0;overflow:auto;color:var(--ink);font:13px/1.7 JetBrains Mono,SFMono-Regular,Consolas,monospace;white-space:pre}.api-example-block ul{margin:0;padding-left:18px;color:var(--muted);font-size:14px;line-height:1.9}.api-example-block code{color:var(--ink);font-size:13px}.payment-band{display:block}.payment-list{margin-top:24px;background:#fff;border-top:1px solid var(--line)}.payment-line{display:grid;grid-template-columns:200px minmax(0,1fr);gap:18px;padding:16px 18px;border-bottom:1px solid var(--line);color:var(--muted);line-height:1.8}.payment-line strong{color:var(--ink)}.contact-band{padding:30px 0}.contact-band h2{margin:0 0 10px;font-size:clamp(24px,2.6vw,38px);letter-spacing:-.05em}.contact-band p{margin:0;color:var(--muted);line-height:1.8}.demo-downloads{display:flex;gap:10px;flex-wrap:wrap;margin-top:16px}.demo-downloads a{display:inline-flex;align-items:center;justify-content:center;min-height:42px;padding:10px 15px;border:1px solid var(--line);background:#fff;color:var(--ink);text-decoration:none;font-size:14px}.demo-downloads a.primary-link{background:var(--accent);border-color:var(--accent);color:#fff}.resource-table-wrap{border:1px solid var(--line);background:#fff;overflow:visible}.resource-table-group{display:grid;gap:32px}.resource-table-title{margin:0 0 8px;color:var(--ink);font-size:17px;font-weight:800}.resource-table-note{margin:-2px 0 10px;color:var(--muted);font-size:14px;line-height:1.6}.resource-table-heading{display:flex;align-items:baseline;gap:12px;margin:0 0 8px;flex-wrap:wrap}.resource-table-heading .resource-table-title,.resource-table-heading .resource-table-note{margin:0}.resource-table{width:100%;border-collapse:collapse;table-layout:fixed;font-size:16px;line-height:1.7}.resource-table th,.resource-table td{border:1px solid var(--line);padding:15px 14px;text-align:center;vertical-align:middle;overflow-wrap:anywhere;word-break:break-word}.resource-table th{background:#f8fafc;color:var(--ink);font-weight:800}.resource-table td:first-child{text-align:left;font-weight:800;color:var(--ink)}.resource-table col.resource-col-algorithm,.resource-table col.resource-col-lang{width:20%}.resource-table col.resource-col-client{width:40%}.resource-table a{color:var(--accent);text-decoration:none;font-weight:700}.resource-table a:hover{text-decoration:underline}.resource-empty{color:var(--muted)}.demo-groups{display:grid;grid-template-columns:minmax(0,1fr);gap:22px;margin-top:16px}.demo-group{border-top:1px solid var(--line);padding-top:16px}.demo-group h3{margin:0 0 8px;font-size:18px}.demo-group p{margin:0;color:var(--muted);font-size:14px;line-height:1.8}.payment-route-text{margin-top:12px;color:var(--muted);font-size:14px;line-height:1.8}.auth-card{min-height:100vh;margin:0;padding:0 0 78px}.panel,.stat-card,.info-card,.modal-card{background:var(--panel);border:1px solid var(--line);box-shadow:none;-webkit-backdrop-filter:none;backdrop-filter:none}.auth-card{width:100%;background:var(--bg);border:0;box-shadow:none}.auth-card .landing-nav{padding:18px 24px 0;border-bottom:0;background:#fff}.auth-form-body{width:min(520px,calc(100vw - 48px));margin:92px auto 0;background:var(--panel);border:1px solid var(--line);border-top:3px solid var(--accent);border-radius:var(--radius-md);overflow:hidden;padding:32px}.locale-row{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:8px}.locale-inline{display:inline-flex;align-items:center;gap:8px;color:var(--muted);font-size:13px}.locale-inline select{width:auto;min-width:112px;padding:8px 12px;border-radius:10px}.auth-title{margin:12px 0 8px;font-size:34px;letter-spacing:-.03em}.auth-banner,.banner{display:none;border-radius:var(--radius-md);padding:13px 16px;font-size:14px;line-height:1.6;margin-bottom:18px}.auth-banner.success,.banner.success{display:block;background:var(--accent-soft);color:var(--accent);border:1px solid rgba(23,95,73,.16)}.auth-banner.error,.banner.error{display:block;background:var(--danger-soft);color:var(--danger);border:1px solid rgba(170,61,46,.16)}.form-grid{display:grid;gap:14px}.form-grid.two{grid-template-columns:repeat(2,minmax(0,1fr))}.field-input{display:grid;gap:8px}.deposit-modal-methods{display:grid;gap:10px;margin-top:2px}.deposit-method-label{font-size:12px;font-weight:800;color:var(--muted);letter-spacing:.08em;text-transform:uppercase}.deposit-channel-row{display:flex;flex-wrap:nowrap;gap:10px;align-items:center}.deposit-channel-row.inline{justify-content:flex-start}.deposit-channel-btn{min-height:38px;padding:9px 14px;border:1px solid var(--line);background:#fff;color:var(--ink);font-size:13px;font-weight:800;cursor:pointer;display:inline-flex;align-items:center;gap:8px}.deposit-channel-btn.active{background:var(--accent);border-color:var(--accent);color:#fff}.deposit-channel-btn:hover{border-color:var(--accent)}.deposit-channel-icon{width:20px;height:20px;display:inline-flex;align-items:center;justify-content:center;border-radius:50%;color:#fff;font-size:12px;font-weight:900;line-height:1}.deposit-channel-icon.alipay{background:#1677ff}.deposit-channel-icon.wechat_pay{background:#07c160}.deposit-channel-icon.crypto{position:relative;background:#0052ff;color:transparent;box-shadow:inset 0 0 0 2px #0052ff}.deposit-channel-icon.crypto:before{content:"$";position:absolute;top:4px;right:4px;bottom:4px;left:4px;display:flex;align-items:center;justify-content:center;border-radius:50%;background:#2775ca;color:#fff;font-size:11px;font-weight:900;line-height:1}.deposit-channel-icon.crypto:after{content:"";position:absolute;top:2px;right:2px;bottom:2px;left:2px;border-radius:50%;border:1.5px solid rgba(255,255,255,.85);border-left-color:transparent}.deposit-mode-row,.deposit-amount-row{display:flex;flex-wrap:nowrap;gap:10px;align-items:center;justify-content:flex-start}.deposit-amount-row,.deposit-channel-row.inline{width:360px}.deposit-main-row{display:grid;grid-template-columns:400px 180px;gap:18px;align-items:start}.deposit-column{display:grid;gap:10px;min-width:0}.deposit-column .field-input,.deposit-column .action-row{margin:0}.deposit-column .action-row{flex-direction:column;align-items:stretch}.deposit-column-actions .action-row{display:grid;grid-template-columns:1fr;gap:8px;justify-items:start}.deposit-column-actions .action-row>button{width:auto;min-width:170px;justify-self:start}.deposit-column-actions .action-row>button.secondary{white-space:nowrap}.deposit-custom-amount{flex:1 1 auto;min-width:120px;min-height:38px;padding:9px 34px 9px 12px;width:100%}.deposit-custom-amount-wrap{position:relative;flex:1 1 auto;min-width:120px}.deposit-custom-amount-symbol{position:absolute;top:50%;right:12px;transform:translateY(-50%);color:var(--muted);font-size:13px;font-weight:700;pointer-events:none}.deposit-payment-column{justify-content:start}.deposit-channel-row.inline{justify-content:flex-start;flex-wrap:wrap}html[lang=en] .deposit-channel-row.inline{justify-content:flex-start;flex-wrap:nowrap}.deposit-mode-btn,.deposit-amount-btn{min-height:38px;padding:9px 14px;border:1px solid var(--line);background:#fff;color:var(--ink);font-size:13px;font-weight:800;cursor:pointer}.deposit-mode-btn.active,.deposit-amount-btn.active{background:var(--accent);border-color:var(--accent);color:#fff}.deposit-corporate-note{padding:10px 12px;border:1px solid var(--line);background:var(--panel-soft);color:var(--muted);font-size:13px;line-height:1.7}.charge-box .action-row{justify-content:flex-start}.field-input span{font-size:13px;color:var(--muted)}.register-code-row{display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:center;width:min(100%,420px)}.register-code-row button{white-space:nowrap;min-height:47px}.register-field-input{width:min(100%,300px)}input,select{width:100%;border:1px solid var(--line);border-radius:10px;padding:13px 14px;background:#fff;color:var(--ink);outline:none;transition:border-color .18s ease,box-shadow .18s ease}input:focus,select:focus{border-color:#175f496b;box-shadow:0 0 0 4px #175f4914}button{border:0;border-radius:10px;padding:12px 18px;cursor:pointer;transition:transform .18s ease,box-shadow .18s ease,opacity .18s ease}button:hover{transform:translateY(-1px)}button.primary{background:var(--accent);color:#fff;box-shadow:none}button.secondary{background:#fff;color:var(--ink);border:1px solid var(--line)}button.checkout-close{background:var(--accent);color:#fff;border:1px solid var(--accent);min-width:72px;white-space:nowrap}button.subtle{background:var(--panel-soft);color:var(--ink);border:1px solid var(--line)}button.link{background:transparent;color:var(--accent);padding:0;border-radius:10px;box-shadow:none}button.small{padding:8px 12px;font-size:13px}button.warning{background:var(--warning-soft);color:var(--warning);border:1px solid rgba(153,101,29,.2);box-shadow:none}button.success{background:var(--accent-soft);color:var(--accent);border:1px solid rgba(23,95,73,.18);box-shadow:none}button.danger{background:var(--danger-soft);color:var(--danger);border:1px solid rgba(170,61,46,.18);box-shadow:none}button:disabled{cursor:not-allowed;opacity:.45;transform:none}.auth-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:20px;align-items:center}.login-actions{display:grid;gap:6px;margin-top:20px;justify-items:start}.login-main-row{display:flex;align-items:center;gap:12px;flex-wrap:wrap}.login-main-row .primary{min-width:120px}.login-links{display:grid;gap:5px;width:120px;justify-items:center}.login-links .forgot-link{font-size:12px;color:var(--muted)}.auth-mode-tabs{display:inline-flex;width:fit-content;gap:4px;padding:4px;margin-bottom:14px;border:1px solid var(--line);border-radius:8px;background:var(--panel-soft)}.auth-mode-tabs button{min-width:86px;padding:8px 12px;border:0;border-radius:6px;background:transparent;color:var(--muted);box-shadow:none}.auth-mode-tabs button.active{background:var(--ink);color:#fff}.auth-note{margin-top:18px;color:var(--muted);font-size:14px;line-height:1.7}.terms-gate .auth-note{margin-top:6px;line-height:1.5}.register-inline-hint{margin-top:0;color:var(--danger);font-size:13px;line-height:1.5}.terms-gate{display:grid;gap:4px;margin-bottom:18px;padding:16px;border:1px solid var(--line);background:var(--panel-soft);color:var(--muted);font-size:14px;line-height:1.7}.terms-gate a{color:var(--accent);font-weight:700;text-decoration:none}.terms-gate a:hover{text-decoration:underline}.legal-read-actions{display:flex;gap:10px;flex-wrap:wrap}.legal-read-button{background:#fff;color:var(--accent);border:1px solid var(--line);font-weight:700}.legal-read-button.read{background:var(--accent-soft);color:var(--accent);border-color:#1f5f9542}.check-row{display:flex;align-items:flex-start;gap:10px;color:var(--ink);line-height:1.65}.check-row input{width:auto;margin-top:5px}.app-shell{min-height:100vh;padding:0 0 44px;background:linear-gradient(180deg,#0f62fe08 0,#0f62fe00 160px),var(--bg)}.app-inner{width:100%;max-width:none;margin:0;padding:0 0 28px}.app-layout{display:block;align-items:start}.topbar{display:flex;align-items:flex-start;justify-content:space-between;gap:20px;margin:0 0 20px;padding:16px 0 14px;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20;background:#fffffffa}.app-topbar{position:sticky;top:0;z-index:20;display:grid;grid-template-columns:minmax(0,1fr) 300px;align-items:center;justify-content:space-between;gap:18px;padding:18px 24px 0;border-bottom:0;background:#fff}.app-brand{display:flex;align-items:center;gap:10px;font-size:22px;font-weight:900;letter-spacing:-.05em}.topbar-right{display:flex;align-items:center;gap:16px;height:34px;flex-wrap:nowrap;justify-content:flex-start;justify-self:start;width:300px}.topbar-right .locale-inline{height:34px;align-items:center}.topbar-right .locale-inline select{height:34px;min-height:34px;padding-top:0;padding-bottom:0}.topbar h1{margin:0;font-size:30px;line-height:1.06;letter-spacing:-.05em}.account-menu{position:relative;flex:0 0 auto}.account-trigger{display:inline-flex;align-items:center;gap:8px;height:34px;min-height:34px;padding:0 12px;border-radius:10px;border:1px solid var(--line);background:#fff;color:var(--ink);box-shadow:none;line-height:34px}.account-email{font-size:14px;font-weight:400;max-width:180px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.menu-caret{color:var(--muted);font-size:12px}.menu-panel{position:absolute;right:0;top:calc(100% + 10px);min-width:180px;border-radius:10px;padding:10px;background:#fff;border:1px solid var(--line);box-shadow:none;z-index:20}.account-menu-floating{position:fixed;right:auto;top:auto;z-index:1000}.menu-item{width:100%;border-radius:10px;background:transparent;color:var(--ink);text-align:left;box-shadow:none;padding:10px 12px}.menu-item:hover{background:var(--panel-soft)}.account-menu-row{display:flex;align-items:center;justify-content:flex-start;width:100%;border-radius:10px;background:transparent;color:var(--ink);text-align:left;box-shadow:none;padding:10px 12px}.account-menu-row.clickable:hover{background:var(--panel-soft)}.account-menu-value{max-width:220px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:14px;font-weight:400;color:var(--ink)}.account-binding-form{display:grid;grid-template-columns:minmax(0,1fr) 120px;gap:8px;align-items:end;margin-bottom:8px}.account-binding-form:last-child{margin-bottom:0}.section-stack{display:block;min-width:0;width:min(1120px,calc(100vw - 48px));margin:38px auto 78px;padding-right:0}.section-stack>section{display:none;width:100%}.section-stack>section.active-section{display:block}.landing-nav,.landing-play-mode .landing-nav,.landing-docs-mode .landing-nav,.auth-card .landing-nav,.app-topbar{position:sticky;top:0;z-index:20;display:block;height:52px;padding:0 24px;border-bottom:0;background:#fff}.landing-nav .landing-links,.app-topbar .landing-links{position:fixed;left:24px;top:18px;max-width:calc(100vw - 380px);margin:0}.landing-nav .landing-actions,.app-topbar .topbar-right{position:fixed;right:24px;top:18px;width:auto;justify-content:flex-end;justify-self:auto;flex-wrap:nowrap}.landing-actions .locale-inline,.topbar-right .locale-inline{flex:0 0 auto}.panel{padding:18px 0 24px;min-width:0;background:transparent;border:0;border-top:1px solid var(--line)}.section-head{display:flex;align-items:flex-start;justify-content:space-between;gap:14px;margin-bottom:48px}.section-head.compact{margin-top:48px}#walletSection .section-head.compact{margin-bottom:14px}.section-head h2,.section-head h3{margin:0;font-size:21px;letter-spacing:-.03em}.section-sub{margin-top:6px;color:var(--muted);font-size:14px;line-height:1.7}.monthly-plan-subrow{width:100%;display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:6px}.monthly-plan-subrow .section-sub{margin-top:0}.balance-grid{display:flex;flex-wrap:wrap;gap:12px;align-items:stretch;justify-content:flex-start;width:100%;margin:0}.balance-card{width:360px;padding:12px 16px;background:#fff;color:var(--ink);border-left:4px solid var(--accent);display:flex;flex-direction:column;justify-content:center;align-items:flex-start;text-align:left;min-height:82px}.active-plan-card{width:360px;padding:12px 16px;background:#fff;color:var(--ink);border-left:4px solid var(--line-strong);display:flex;flex-direction:column;justify-content:center;align-items:flex-start;text-align:left;min-height:82px}.active-plan-card.active{border-left-color:var(--accent)}.active-plan-title{margin-top:6px;font-size:18px;line-height:1.25;font-weight:800;word-break:break-word}.active-plan-meta{margin-top:6px;color:var(--muted);font-size:13px;line-height:1.5}.balance-label{font-size:13px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted)}.balance-value{margin-top:6px;font-size:34px;line-height:1;letter-spacing:-.04em;word-break:break-word}.balance-meta{margin-top:4px;font-size:14px;line-height:1.6;color:var(--muted)}.charge-box{background:transparent;border:0;padding:0;display:grid;grid-template-columns:1fr;gap:12px;align-items:start;justify-items:stretch;text-align:left;min-height:82px;flex:0 1 100%;width:fit-content;max-width:100%;margin-top:50px}#quickDepositAmount{width:100%}.charge-box .field-input{width:100%;justify-content:flex-start;align-items:flex-start;gap:8px}.charge-box .field-input input{width:100%;max-width:100%;text-align:left}.recent-usage-block{flex:0 0 600px;width:600px;max-width:100%;margin-top:50px}.recent-usage-card{width:100%;max-width:100%;margin-top:0;padding:14px 16px 16px;background:#fff;border:1px solid var(--line);border-radius:4px}.recent-usage-head{display:flex;align-items:baseline;justify-content:flex-end;gap:14px;margin-bottom:14px}.recent-usage-title{display:flex;align-items:center;gap:8px;margin-bottom:8px;color:var(--ink);font-size:15px;font-weight:800;line-height:1.4}.recent-usage-range-select{width:86px;height:30px;padding:0 8px;border:1px solid var(--line);border-radius:4px;background:#fff;color:var(--ink);font-size:14px;font-weight:700;line-height:1.2}.recent-usage-date-input{width:132px;height:30px;padding:0 8px;border:1px solid var(--line);border-radius:4px;background:#fff;color:var(--ink);font-size:13px;font-weight:700;line-height:1.2}.recent-usage-date-separator{color:var(--muted);font-size:13px;font-weight:700}.recent-usage-custom-range{display:none;align-items:center;gap:8px;margin-top:8px;flex-wrap:wrap}.recent-usage-custom-range.visible{display:flex}.recent-usage-total{color:var(--muted);font-size:13px;line-height:1.4;white-space:nowrap}.recent-usage-chart{width:100%;min-height:168px;overflow:hidden}.recent-usage-svg{display:block;width:100%;height:168px}.recent-usage-line{fill:none;stroke:var(--accent);stroke-width:2.5}.recent-usage-point{fill:#fff;stroke:var(--accent);stroke-width:2}.recent-usage-axis{stroke:var(--line);stroke-width:1}.recent-usage-grid{stroke:#175f4914;stroke-width:1}.recent-usage-svg text{fill:var(--muted);font-size:11px}.action-row{display:flex;gap:10px;flex-wrap:wrap;align-items:center}.key-toolbar{display:flex;gap:10px;align-items:flex-end;justify-content:flex-start;margin-bottom:16px}.key-toolbar .field-input{width:auto;max-width:100%;display:flex;align-items:center;gap:10px}.key-toolbar .field-input input{width:400px;max-width:100%}.info-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin-bottom:16px}.stats-row{display:flex;align-items:baseline;gap:28px;flex-wrap:wrap;margin-bottom:12px}.info-card{padding:16px 18px}.info-card.inline{display:flex;align-items:baseline;justify-content:flex-start;gap:8px}.info-card.plain{background:transparent;border:0;box-shadow:none;-webkit-backdrop-filter:none;backdrop-filter:none;border-radius:10px;padding:0}.info-card .label{color:var(--muted);font-size:12px;letter-spacing:.08em;text-transform:uppercase}.info-card .value{margin-top:0;font-size:24px;line-height:1.1;letter-spacing:-.03em;word-break:break-word}.table-wrap{overflow:auto;border-top:1px solid var(--line);border-bottom:1px solid var(--line);border-left:0;border-right:0;background:#fff}.record-list{min-width:720px;background:#fff}.record-row{display:grid;grid-template-columns:var(--record-template, repeat(var(--record-cols, 1), minmax(160px, 1fr)));gap:0;border-bottom:1px solid var(--line)}.record-row:last-child{border-bottom:0}.record-cell{padding:14px 16px 15px;border-right:1px solid var(--line);min-width:0}.record-row .record-cell:last-child{border-right:0}.ledger-table{width:100%;border-collapse:collapse;background:#fff}.ledger-table th,.ledger-table td{padding:14px 16px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}.ledger-table th{color:var(--muted);font-size:13px;font-weight:800;white-space:nowrap}.ledger-table td{color:var(--ink);font-size:14px;line-height:1.75}.ledger-table tr:last-child td{border-bottom:0}.api-key-table col.name{width:12%}.api-key-table col.secret{width:38%}.api-key-table col.usage,.api-key-table col.status{width:10%}.api-key-table col.created{width:16%}.api-key-table col.actions{width:14%}.api-key-table .secret-box{max-width:100%}.api-key-table th,.api-key-table td{vertical-align:middle}.api-key-table td{line-height:1.45}.api-key-table .inline-key{min-height:40px;align-items:center}.api-key-table button.small{min-height:40px;display:inline-flex;align-items:center;justify-content:center;line-height:1}.api-key-usage-button{background:var(--accent);border-color:var(--accent);color:#fff;font-weight:900}.api-key-table .row-actions{justify-content:flex-start;flex-wrap:nowrap}.record-label{display:block;margin-bottom:8px;color:var(--muted);font-size:13px;font-weight:700;letter-spacing:.02em;text-transform:none}.record-value{min-width:0;color:var(--ink);font-size:14px;line-height:1.75;word-break:break-word}.record-value .row-actions{justify-content:flex-start;margin-top:2px}.record-value .inline-key{display:flex;flex-wrap:wrap;align-items:center;gap:6px}.record-value .secret-box{flex:1 1 260px;width:auto}.record-value .badge{white-space:nowrap}.record-value .inline-key .icon-button{flex:0 0 auto}.badge{display:inline-flex;align-items:center;justify-content:center;padding:4px 10px;border-radius:2px;font-size:12px;font-weight:700;line-height:1.5;white-space:nowrap}.badge.success{background:var(--accent-soft);color:var(--accent)}.badge.warning{background:var(--warning-soft);color:var(--warning)}.badge.danger{background:var(--danger-soft);color:var(--danger)}.badge.neutral{background:var(--panel-soft);color:var(--muted)}.empty{border-radius:10px;padding:32px 24px;background:transparent;border:1px dashed var(--line);text-align:center}.empty-title{font-size:18px;font-weight:700;margin-bottom:8px}.empty-text{color:var(--muted);line-height:1.8}.callout{border-radius:var(--radius-md);padding:15px 16px;margin-bottom:16px;border:1px solid rgba(23,95,73,.16);background:var(--accent-soft)}.callout-title{font-size:14px;font-weight:700;color:var(--accent);margin-bottom:8px}.callout-text{color:var(--muted);font-size:14px;line-height:1.7;margin-bottom:12px}.secret-box{border-radius:10px;background:#fff;border:1px solid var(--line);padding:12px 14px;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:13px;line-height:1.7;word-break:break-all}.inline-key{display:inline-flex;align-items:center;gap:4px;max-width:100%}.inline-key .secret-box{flex:0 1 auto;margin:0;padding:0;border:0;background:transparent;width:auto}.icon-button{width:38px;height:38px;padding:0;border-radius:10px;display:inline-flex;align-items:center;justify-content:center;font-size:16px;line-height:1}.inline-key .icon-button{width:auto;height:auto;padding:0;border:0;background:transparent;box-shadow:none;color:var(--accent)}.inline-key .icon-button:hover{transform:none;opacity:.8}.row-actions{display:flex;gap:8px;flex-wrap:wrap;align-items:center}.pager{display:flex;align-items:center;justify-content:flex-end;gap:10px;margin-top:14px;flex-wrap:wrap}.pager-meta{color:var(--muted);font-size:13px;margin-right:auto}.pager-page{min-width:34px;padding:8px 10px}.pager-page.active{background:var(--accent);color:#fff;border-color:var(--accent)}.pager-ellipsis{color:var(--muted);padding:0 2px}.pager-jump{display:inline-flex;align-items:center;gap:6px}.pager-jump input{width:72px;padding:8px 10px;border:1px solid var(--line);border-radius:6px;font-size:13px}.filter-row{display:flex;align-items:end;gap:10px;flex-wrap:wrap;margin:10px 0 14px}.filter-row .field-input{min-width:180px}.filter-row input,.filter-row select{padding:10px 12px}.loading-note{padding:28px 16px;border:1px dashed var(--line);border-radius:8px;color:var(--muted);font-size:14px;font-weight:800;text-align:center;background:var(--panel-soft)}.footer{margin-top:24px;padding:20px 4px 4px;color:var(--muted);font-size:14px;line-height:1.9;display:flex;gap:28px;flex-wrap:wrap;justify-content:center;text-align:center}.footer a{color:var(--accent);text-decoration:none;font-weight:700}.footer a:hover{text-decoration:underline}.footer strong{color:var(--ink);font-weight:700}.legal-content{display:grid;gap:14px;color:var(--muted);font-size:14px;line-height:1.85}.legal-content h4{margin:6px 0 0;color:var(--ink);font-size:16px}.legal-content p{margin:0}.modal-shell{position:fixed;top:0;right:0;bottom:0;left:0;background:#121b2647;display:flex;align-items:center;justify-content:center;padding:20px;z-index:40}.modal-card{width:min(760px,100%);max-height:min(88vh,900px);overflow:auto;border-top:3px solid var(--accent);padding:22px}.modal-card.wide{width:min(1080px,calc(100vw - 80px))}#apiKeyUsageModal .modal-card.wide{width:min(1080px,calc(100vw - 80px));height:min(720px,calc(100vh - 80px));overflow:hidden;display:grid}#apiKeyUsageModal .modal-body{min-height:0;display:grid;grid-template-rows:auto minmax(0,1fr) auto auto;gap:12px;overflow:hidden}#apiKeyUsageTablePanel{min-height:0;overflow:hidden}#apiKeyUsageTablePanel .table-wrap{height:100%;overflow:auto}#apiKeyUsageTablePanel .ledger-table th,#apiKeyUsageTablePanel .ledger-table td{padding-top:10px;padding-bottom:10px;line-height:1.75}#apiKeyUsageTablePanel .loading-note,#apiKeyUsageTablePanel .empty{height:100%;min-height:0}.api-key-usage-actions{display:none}.api-key-usage-actions button{width:auto;min-width:96px;background:var(--accent);color:#fff;border-color:var(--accent)}.api-key-usage-close{background:var(--accent);color:#fff;border-color:var(--accent);min-width:96px}.api-key-usage-pager{position:relative;min-height:40px}.api-key-usage-pager .api-key-usage-close{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%)}.api-key-usage-filter-total{position:absolute;left:32%;top:50%;transform:translate(-50%,-50%);color:var(--ink);font-size:13px;font-weight:800;white-space:nowrap}#depositHistoryModal .modal-card{width:min(1200px,calc(100vw - 80px))}.deposit-history-table{width:100%;min-width:1040px;border-collapse:collapse;background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.deposit-history-table th,.deposit-history-table td{padding:13px 16px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);text-align:left;vertical-align:middle;font-size:14px;white-space:nowrap}.deposit-history-table th{color:var(--muted);font-weight:700;background:var(--panel-soft)}.deposit-history-table th:last-child,.deposit-history-table td:last-child{border-right:0}.deposit-history-table tbody tr:last-child td{border-bottom:0}.deposit-history-table .row-actions{justify-content:flex-start}.modal-head{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;margin-bottom:18px}.modal-head h3{margin:0;font-size:24px;letter-spacing:-.03em}.modal-head p{margin:8px 0 0;color:var(--muted);line-height:1.7;font-size:14px}.modal-body{display:grid;gap:16px}.modal-note{border-radius:10px;padding:14px 16px;background:var(--panel-soft);color:var(--muted);line-height:1.7;font-size:14px;border:1px solid var(--line)}#noticeModal{align-items:center;justify-content:center}#noticeModal .modal-card{max-width:420px;margin:auto}#noticeModal .modal-body{gap:18px}.notice-actions{display:flex;justify-content:flex-end;gap:10px}.notice-actions button{width:auto;min-width:88px;padding:10px 18px}.checkout-qr-box{display:grid;justify-items:center;gap:14px;text-align:center}.checkout-qr-footer{position:relative;width:min(420px,100%);display:grid;align-items:center;justify-content:center;text-align:left;min-height:38px}.checkout-qr-footer .modal-note{margin:0;width:256px}.checkout-qr-footer .checkout-close{position:absolute;right:0;top:50%;transform:translateY(-50%)}.checkout-qr-summary{width:min(420px,100%);display:grid;grid-template-columns:1fr;gap:8px;text-align:left}.checkout-qr-summary-item{display:grid;grid-template-columns:minmax(88px,120px) minmax(0,1fr) auto;align-items:center;gap:10px;border:1px solid var(--line);border-radius:10px;padding:9px 10px 9px 12px;background:var(--panel-soft);min-width:0}.checkout-qr-summary-label{display:block;color:var(--muted);font-size:12px;line-height:1.4;font-weight:700}.checkout-qr-summary-value{display:block;color:var(--ink);font-size:14px;font-weight:700;line-height:1.4;overflow-wrap:anywhere;word-break:break-word;white-space:normal}.checkout-qr-copy{min-width:58px;padding:6px 9px;font-size:12px;line-height:1.2;border-radius:8px}.crypto-deposit-options{display:none;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin-top:12px}.crypto-deposit-options.visible{display:grid}.checkout-qr-route-options{display:none;width:min(420px,100%);grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;text-align:left}.checkout-qr-route-options.visible{display:grid}.checkout-qr-image{width:256px;height:256px;border:1px solid var(--line);border-radius:10px;padding:10px;background:#fff}.chip-list.soft{gap:8px}.chip.recommended{background:var(--accent-soft);color:var(--accent);border-color:#175f4924}.pricing-grid{display:grid;gap:14px;width:300px;max-width:100%;justify-items:stretch}.pricing-card{border-radius:10px;padding:16px 18px;background:var(--panel-soft);border:1px solid var(--line);width:300px;max-width:100%;box-sizing:border-box}.pricing-card h4{margin:0 0 10px;font-size:17px}.pricing-card p,.pricing-card div{color:var(--muted);font-size:14px;line-height:1.8}.pricing-formula{margin-top:10px;padding:12px 14px;border-radius:10px;background:#fff;border:1px solid var(--line);color:var(--ink);font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:13px;line-height:1.7}.pricing-summary{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:12px;justify-content:start;margin-bottom:12px;width:100%}.public-pricing-stack{display:grid;gap:22px}.public-pricing-block h3{margin:0;font-size:20px;letter-spacing:-.03em}.pricing-summary-item{background:#fff;border:1px solid var(--line);border-radius:12px;padding:12px 14px;min-width:0;width:100%}.pricing-summary-item .label{color:var(--muted);font-size:11px;margin-bottom:3px}.pricing-summary-item .value{color:var(--ink);font-size:14px;font-weight:760;white-space:nowrap}.monthly-plan-list{display:grid;grid-template-columns:1fr;gap:12px;justify-content:start;justify-items:start;margin-bottom:12px;width:100%}.monthly-plan-list .monthly-plan-card{width:min(100%,980px)}.public-monthly{margin:0}.public-monthly h3{margin:0;font-size:20px;letter-spacing:-.03em}.monthly-plan-card{background:transparent;border:0;padding:18px 0;display:grid;grid-template-columns:120px minmax(300px,1fr) 300px max-content;align-items:center;gap:18px;justify-content:start;border-bottom:1px solid var(--line)}.monthly-plan-card:last-child{padding-bottom:0;border-bottom:0}.monthly-plan-card h4{margin:0;font-size:16px;color:var(--ink)}.monthly-plan-meta{color:var(--muted);font-size:13px;line-height:1.7;min-width:0;white-space:nowrap}.monthly-plan-state{color:var(--ink);font-size:13px;line-height:1.7;min-width:0;white-space:nowrap}.monthly-plan-actions{display:flex;align-items:center;gap:18px;flex-wrap:nowrap;justify-content:flex-start;justify-self:end}.monthly-plan-card button{justify-self:end}.ledger-toolbar{display:flex;flex-wrap:wrap;gap:10px;align-items:flex-end;justify-content:space-between;margin-bottom:16px}.ledger-toolbar-left,.ledger-toolbar-right{display:flex;flex-wrap:wrap;gap:10px;align-items:flex-end}.ledger-toolbar .field-input input{min-width:160px}@media(max-width:980px){.site-footer{position:static;margin-top:18px}.landing-hero,.payment-band{grid-template-columns:1fr}.landing-layout{grid-template-columns:1fr;gap:0}.landing-links{position:static;flex-direction:row;gap:18px;overflow-x:auto;padding:0;border-right:0;border-bottom:0}.capability-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.playground-shell{grid-template-columns:1fr;min-height:auto}.playground-head{grid-template-columns:1fr}.playground-tabs{grid-template-columns:repeat(2,minmax(0,1fr))}.landing-play-mode .playground{height:auto}.flow-strip{grid-template-columns:repeat(2,minmax(0,1fr))}.balance-grid,.info-grid,.form-grid.two,.pricing-summary,.monthly-plan-list,.charge-box{grid-template-columns:1fr}.app-layout{display:block;padding-left:0;padding-right:0}.landing-links{position:static;display:flex;align-items:center;gap:14px;overflow-x:auto;border-left:0;border-bottom:0;padding:0;margin-bottom:0}.landing-play-mode .landing-links{display:none}.landing-play-mode .landing-main{width:100%;margin-left:0;padding-right:0}.section-stack{margin-left:0;padding-right:0}.landing-links-footer{margin:0;flex:0 0 auto}.landing-links a{flex:0 0 auto;padding:8px 0}.topbar{flex-direction:column;align-items:stretch}.account-menu{align-self:flex-end}}@media(max-width:520px){.playground-tabs,.playground-feature-upload-row{grid-template-columns:1fr}}@media(max-width:720px){.auth-shell,.app-shell,.modal-shell{padding:12px}.app-inner{padding:0}.landing-nav{grid-template-columns:1fr;align-items:flex-start;gap:14px}.app-topbar{grid-template-columns:1fr}.landing-actions,.topbar-right{width:100%;align-items:stretch;justify-content:flex-start}.landing-copy-item{grid-template-columns:1fr;gap:10px}.landing-docs-mode.product-api-docs-active .product-doc-layout{grid-template-columns:1fr;width:min(100%,calc(100vw - 24px));gap:16px;margin:18px auto 70px;padding:0}.landing-docs-mode.product-api-docs-active .product-doc-sidebar{position:static;max-height:none;border-right:0;border-bottom:1px solid var(--line);padding:0 0 12px}.product-doc-nav{display:flex;gap:8px;overflow-x:auto;padding-bottom:4px}.product-doc-nav-group{min-width:180px;margin-bottom:0}.product-doc-nav-children{min-width:520px;display:flex;gap:8px;margin:0;padding-left:0;border-left:0}.landing-docs-mode.billing-docs-active .billing-doc-layout{width:min(100%,calc(100vw - 24px));margin:18px auto 70px;padding:0}.landing-docs-mode.billing-docs-active .billing-doc-sidebar{position:static;max-height:none;border-right:0;border-bottom:1px solid var(--line);padding:0 0 12px}#walletSection .billing-doc-layout{padding-left:0}#walletSection .billing-doc-sidebar{position:static;max-height:none;border-right:0;border-bottom:1px solid var(--line);padding:0 0 12px;margin-bottom:16px}.landing-hero{padding-top:42px;gap:28px}.hero-metrics{grid-template-columns:1fr}.hero-metric{border-right:0;border-bottom:1px solid var(--line)}.hero-metric:last-child{border-right:0;border-bottom:1px solid var(--line)}.landing-section-head,.contact-band{display:block}.playground-result{min-height:360px}.playground-client-layout.pose,.playground-client-layout.gait,.playground-client-video-pair,.capability-grid,.flow-strip,.api-showcase{grid-template-columns:1fr}.payment-line{grid-template-columns:1fr;gap:4px}.demo-groups{grid-template-columns:1fr}.landing-title{font-size:28px}.auth-card,.panel,.modal-card{border-radius:10px}.topbar h1{font-size:30px}.balance-value{font-size:34px}.stat-grid{grid-template-columns:1fr}.key-toolbar{flex-direction:column;align-items:stretch}.key-toolbar .field-input{width:100%;display:grid}.key-toolbar .field-input input{width:100%}.action-row{flex-direction:column;align-items:stretch}.action-row button{width:100%}.register-code-row{grid-template-columns:1fr}}.vue-support-fab{position:fixed;right:24px;bottom:86px;z-index:80;border:0;border-radius:22px;padding:11px 16px;background:var(--accent, #154473);color:#fff;font:700 14px/1.2 Arial,Microsoft YaHei,sans-serif;box-shadow:0 8px 24px #15447338;cursor:pointer}.vue-support-unread-dot{display:inline-block;width:8px;height:8px;margin-left:6px;border-radius:50%;background:#ff5d5d;vertical-align:middle}.vue-support-modal{position:fixed;right:24px;bottom:140px;z-index:81;display:flex;flex-direction:column;width:min(390px,calc(100vw - 32px));max-height:min(620px,calc(100vh - 180px));overflow:hidden;border:1px solid var(--line, #dce3ec);border-radius:12px;background:#fff;box-shadow:0 18px 50px #10233838;font-family:Arial,Microsoft YaHei,sans-serif}.vue-support-modal-head{height:40px;display:flex;flex:0 0 40px;align-items:center;justify-content:space-between;padding:0 12px;border-bottom:1px solid var(--line, #dce3ec);color:var(--ink, #172033);font-size:14px;line-height:20px;font-weight:800}.vue-support-modal-head button{border:0;background:transparent;color:var(--muted, #64748b);font-size:18px;line-height:20px;cursor:pointer}.vue-support-message-list{max-height:390px;min-height:120px;overflow:auto;padding:14px;background:#f7f9fb}.vue-support-message{max-width:84%;margin:0 0 10px;padding:9px 11px;border-radius:10px;color:var(--ink, #172033);font-size:13px;line-height:1.55;white-space:pre-wrap;overflow-wrap:anywhere}.vue-support-message.user{margin-left:auto;background:#dceeff}.vue-support-message.platform{background:#fff;border:1px solid var(--line, #dce3ec)}.vue-support-loading,.vue-support-error{margin:4px 0;color:var(--muted, #64748b);font-size:13px}.vue-support-error{color:#b42318}.vue-support-modal-form{display:flex;gap:8px;padding:12px;border-top:1px solid var(--line, #dce3ec)}.vue-support-modal-form textarea{flex:1;min-width:0;min-height:62px;resize:vertical;border:1px solid var(--line, #dce3ec);border-radius:8px;padding:8px;color:var(--ink, #172033);font:13px/1.5 Arial,Microsoft YaHei,sans-serif}.vue-support-modal-form button{align-self:flex-end;border:0;border-radius:8px;padding:9px 13px;background:var(--accent, #154473);color:#fff;cursor:pointer}.vue-support-modal-form button:disabled{cursor:default;opacity:.55}@media(max-width:640px){.vue-support-fab{right:16px;bottom:76px}.vue-support-modal{right:16px;bottom:128px;max-height:min(620px,calc(100vh - 160px))}}