:root{--el-color-white:#fff;--el-color-black:#000;--el-color-primary-rgb:64, 158, 255;--el-color-success-rgb:103, 194, 58;--el-color-warning-rgb:230, 162, 60;--el-color-danger-rgb:245, 108, 108;--el-color-error-rgb:245, 108, 108;--el-color-info-rgb:144, 147, 153;--el-font-size-extra-large:20px;--el-font-size-large:18px;--el-font-size-medium:16px;--el-font-size-base:14px;--el-font-size-small:13px;--el-font-size-extra-small:12px;--el-font-family:"Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "微软雅黑", Arial, sans-serif;--el-font-weight-primary:500;--el-font-line-height-primary:24px;--el-index-normal:1;--el-index-top:1000;--el-index-popper:2000;--el-border-radius-base:4px;--el-border-radius-small:2px;--el-border-radius-round:20px;--el-border-radius-circle:100%;--el-transition-duration:.3s;--el-transition-duration-fast:.2s;--el-transition-function-ease-in-out-bezier:cubic-bezier(.645, .045, .355, 1);--el-transition-function-fast-bezier:cubic-bezier(.23, 1, .32, 1);--el-transition-all:all var(--el-transition-duration) var(--el-transition-function-ease-in-out-bezier);--el-transition-fade:opacity var(--el-transition-duration) var(--el-transition-function-fast-bezier);--el-transition-md-fade:transform var(--el-transition-duration) var(--el-transition-function-fast-bezier), opacity var(--el-transition-duration) var(--el-transition-function-fast-bezier);--el-transition-fade-linear:opacity var(--el-transition-duration-fast) linear;--el-transition-border:border-color var(--el-transition-duration-fast) var(--el-transition-function-ease-in-out-bezier);--el-transition-box-shadow:box-shadow var(--el-transition-duration-fast) var(--el-transition-function-ease-in-out-bezier);--el-transition-color:color var(--el-transition-duration-fast) var(--el-transition-function-ease-in-out-bezier);--el-component-size-large:40px;--el-component-size:32px;--el-component-size-small:24px;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;--el-color-primary:#409eff;--el-color-primary-light-3:#79bbff;--el-color-primary-light-5:#a0cfff;--el-color-primary-light-7:#c6e2ff;--el-color-primary-light-8:#d9ecff;--el-color-primary-light-9:#ecf5ff;--el-color-primary-dark-2:#337ecc;--el-color-success:#67c23a;--el-color-success-light-3:#95d475;--el-color-success-light-5:#b3e19d;--el-color-success-light-7:#d1edc4;--el-color-success-light-8:#e1f3d8;--el-color-success-light-9:#f0f9eb;--el-color-success-dark-2:#529b2e;--el-color-warning:#e6a23c;--el-color-warning-light-3:#eebe77;--el-color-warning-light-5:#f3d19e;--el-color-warning-light-7:#f8e3c5;--el-color-warning-light-8:#faecd8;--el-color-warning-light-9:#fdf6ec;--el-color-warning-dark-2:#b88230;--el-color-danger:#f56c6c;--el-color-danger-light-3:#f89898;--el-color-danger-light-5:#fab6b6;--el-color-danger-light-7:#fcd3d3;--el-color-danger-light-8:#fde2e2;--el-color-danger-light-9:#fef0f0;--el-color-danger-dark-2:#c45656;--el-color-error:#f56c6c;--el-color-error-light-3:#f89898;--el-color-error-light-5:#fab6b6;--el-color-error-light-7:#fcd3d3;--el-color-error-light-8:#fde2e2;--el-color-error-light-9:#fef0f0;--el-color-error-dark-2:#c45656;--el-color-info:#909399;--el-color-info-light-3:#b1b3b8;--el-color-info-light-5:#c8c9cc;--el-color-info-light-7:#dedfe0;--el-color-info-light-8:#e9e9eb;--el-color-info-light-9:#f4f4f5;--el-color-info-dark-2:#73767a;--el-bg-color:#fff;--el-bg-color-page:#f2f3f5;--el-bg-color-overlay:#fff;--el-text-color-primary:#303133;--el-text-color-regular:#606266;--el-text-color-secondary:#909399;--el-text-color-placeholder:#a8abb2;--el-text-color-disabled:#c0c4cc;--el-border-color:#dcdfe6;--el-border-color-light:#e4e7ed;--el-border-color-lighter:#ebeef5;--el-border-color-extra-light:#f2f6fc;--el-border-color-dark:#d4d7de;--el-border-color-darker:#cdd0d6;--el-fill-color:#f0f2f5;--el-fill-color-light:#f5f7fa;--el-fill-color-lighter:#fafafa;--el-fill-color-extra-light:#fafcff;--el-fill-color-dark:#ebedf0;--el-fill-color-darker:#e6e8eb;--el-fill-color-blank:#fff;--el-box-shadow:0px 12px 32px 4px #0000000a, 0px 8px 20px #00000014;--el-box-shadow-light:0px 0px 12px #0000001f;--el-box-shadow-lighter:0px 0px 6px #0000001f;--el-box-shadow-dark:0px 16px 48px 16px #00000014, 0px 12px 32px #0000001f, 0px 8px 16px -8px #00000029;--el-disabled-bg-color:var(--el-fill-color-light);--el-disabled-text-color:var(--el-text-color-placeholder);--el-disabled-border-color:var(--el-border-color-light);--el-overlay-color:#000c;--el-overlay-color-light:#000000b3;--el-overlay-color-lighter:#00000080;--el-mask-color:#ffffffe6;--el-mask-color-extra-light:#ffffff4d;--el-border-width:1px;--el-border-style:solid;--el-border-color-hover:var(--el-text-color-disabled);--el-border:var(--el-border-width) var(--el-border-style) var(--el-border-color);--el-svg-monochrome-grey:var(--el-border-color)}.fade-in-linear-enter-active,.fade-in-linear-leave-active{transition:var(--el-transition-fade-linear)}.fade-in-linear-enter-from,.fade-in-linear-leave-to{opacity:0}.el-fade-in-linear-enter-active,.el-fade-in-linear-leave-active{transition:var(--el-transition-fade-linear)}.el-fade-in-linear-enter-from,.el-fade-in-linear-leave-to{opacity:0}.el-fade-in-enter-active,.el-fade-in-leave-active{transition:all var(--el-transition-duration) cubic-bezier(.55,0,.1,1)}.el-fade-in-enter-from,.el-fade-in-leave-active{opacity:0}.el-zoom-in-center-enter-active,.el-zoom-in-center-leave-active{transition:all var(--el-transition-duration) cubic-bezier(.55,0,.1,1)}.el-zoom-in-center-enter-from,.el-zoom-in-center-leave-active{opacity:0;transform:scaleX(0)}.el-zoom-in-top-enter-active,.el-zoom-in-top-leave-active{opacity:1;transition:var(--el-transition-md-fade);transform-origin:top;transform:scaleY(1)}.el-zoom-in-top-enter-active[data-popper-placement^=top],.el-zoom-in-top-leave-active[data-popper-placement^=top]{transform-origin:bottom}.el-zoom-in-top-enter-from,.el-zoom-in-top-leave-active{opacity:0;transform:scaleY(0)}.el-zoom-in-bottom-enter-active,.el-zoom-in-bottom-leave-active{opacity:1;transition:var(--el-transition-md-fade);transform-origin:bottom;transform:scaleY(1)}.el-zoom-in-bottom-enter-from,.el-zoom-in-bottom-leave-active{opacity:0;transform:scaleY(0)}.el-zoom-in-left-enter-active,.el-zoom-in-left-leave-active{opacity:1;transition:var(--el-transition-md-fade);transform-origin:0 0;transform:scale(1)}.el-zoom-in-left-enter-from,.el-zoom-in-left-leave-active{opacity:0;transform:scale(.45)}.collapse-transition{transition:var(--el-transition-duration) height ease-in-out,var(--el-transition-duration) padding-top ease-in-out,var(--el-transition-duration) padding-bottom ease-in-out}.el-collapse-transition-leave-active,.el-collapse-transition-enter-active{transition:var(--el-transition-duration) max-height ease-in-out,var(--el-transition-duration) padding-top ease-in-out,var(--el-transition-duration) padding-bottom ease-in-out}.horizontal-collapse-transition{transition:var(--el-transition-duration) width ease-in-out,var(--el-transition-duration) padding-left ease-in-out,var(--el-transition-duration) padding-right ease-in-out}.el-list-enter-active,.el-list-leave-active{transition:all 1s}.el-list-enter-from,.el-list-leave-to{opacity:0;transform:translateY(-30px)}.el-list-leave-active{position:absolute!important}.el-opacity-transition{transition:opacity var(--el-transition-duration) cubic-bezier(.55,0,.1,1)}.el-icon--right{margin-left:5px}.el-icon--left{margin-right:5px}@keyframes rotating{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.el-icon{--color:inherit;fill:currentColor;width:1em;height:1em;color:var(--color);line-height:1em;font-size:inherit;justify-content:center;align-items:center;display:inline-flex;position:relative}.el-icon.is-loading{animation:2s linear infinite rotating}.el-icon svg{width:1em;height:1em}.fatal-error[data-v-cf4f5f95]{display:grid;min-height:100vh;place-items:center;align-content:center;gap:var(--space-3);padding:var(--space-8);background:var(--bg-page);text-align:center}.fatal-error h1[data-v-cf4f5f95]{margin:0;color:var(--text-primary);font-size:var(--text-2xl)}.fatal-error p[data-v-cf4f5f95]{max-width:460px;margin:0;color:var(--text-secondary);font-size:var(--text-sm);line-height:1.8}.fatal-error-action[data-v-cf4f5f95]{margin-top:var(--space-3);min-height:40px;padding:0 var(--space-6);border:0;border-radius:var(--radius-md);background:var(--brand-blue);color:var(--text-inverse);font-size:var(--text-sm);font-weight:600;cursor:pointer}.fatal-error-action[data-v-cf4f5f95]:focus-visible{outline:2px solid var(--brand-navy);outline-offset:2px}.el-overlay{z-index:2000;background-color:var(--el-overlay-color-lighter);height:100%;position:fixed;top:0;bottom:0;left:0;right:0;overflow:auto}.el-overlay .el-overlay-root{height:0}.el-overlay.is-drawer{overflow:hidden}.el-drawer{--el-drawer-bg-color:var(--el-dialog-bg-color,var(--el-bg-color));--el-drawer-padding-primary:var(--el-dialog-padding-primary,20px);--el-drawer-dragger-size:8px;box-sizing:border-box;background-color:var(--el-drawer-bg-color);box-shadow:var(--el-box-shadow-dark);transition:all var(--el-transition-duration);flex-direction:column;display:flex;position:absolute}.el-drawer .rtl,.el-drawer .ltr,.el-drawer .ttb,.el-drawer .btt{transform:translate(0)}.el-drawer__sr-focus:focus{outline:none!important}.el-drawer__header{color:var(--el-text-color-primary);padding:var(--el-drawer-padding-primary);align-items:center;margin-bottom:32px;padding-bottom:0;display:flex;overflow:hidden}.el-drawer__header>:first-child{flex:1}.el-drawer__title{line-height:inherit;flex:1;margin:0;font-size:16px}.el-drawer__footer{padding:var(--el-drawer-padding-primary);text-align:right;padding-top:10px;overflow:hidden}.el-drawer__close-btn{cursor:pointer;font-size:var(--el-font-size-extra-large);color:inherit;background-color:#0000;border:none;outline:none;display:inline-flex}.el-drawer__close-btn:focus i,.el-drawer__close-btn:hover i{color:var(--el-color-primary)}.el-drawer__body{padding:var(--el-drawer-padding-primary);flex:1;overflow:auto}.el-drawer__body>*{box-sizing:border-box}.el-drawer.is-dragging{transition:none}.el-drawer__dragger{-webkit-user-select:none;user-select:none;background-color:#0000;transition:all .2s;position:absolute}.el-drawer__dragger:before{content:"";background-color:#0000;transition:all .2s;position:absolute}.el-drawer__dragger:hover:before{background-color:var(--el-color-primary)}.el-drawer.ltr,.el-drawer.rtl{height:100%;top:0;bottom:0}.el-drawer.ltr>.el-drawer__dragger,.el-drawer.rtl>.el-drawer__dragger{height:100%;width:var(--el-drawer-dragger-size);cursor:ew-resize;top:0;bottom:0}.el-drawer.ltr>.el-drawer__dragger:before,.el-drawer.rtl>.el-drawer__dragger:before{width:3px;top:0;bottom:0}.el-drawer.ttb,.el-drawer.btt{width:100%;left:0;right:0}.el-drawer.ttb>.el-drawer__dragger,.el-drawer.btt>.el-drawer__dragger{width:100%;height:var(--el-drawer-dragger-size);cursor:ns-resize;left:0;right:0}.el-drawer.ttb>.el-drawer__dragger:before,.el-drawer.btt>.el-drawer__dragger:before{height:3px;left:0;right:0}.el-drawer.ltr{left:0}.el-drawer.ltr>.el-drawer__dragger{right:0}.el-drawer.ltr>.el-drawer__dragger:before{right:-2px}.el-drawer.rtl{right:0}.el-drawer.rtl>.el-drawer__dragger{left:0}.el-drawer.rtl>.el-drawer__dragger:before{left:-2px}.el-drawer.ttb{top:0}.el-drawer.ttb>.el-drawer__dragger{bottom:0}.el-drawer.ttb>.el-drawer__dragger:before{bottom:-2px}.el-drawer.btt{bottom:0}.el-drawer.btt>.el-drawer__dragger{top:0}.el-drawer.btt>.el-drawer__dragger:before{top:-2px}.el-modal-drawer.is-penetrable{pointer-events:none}.el-modal-drawer.is-penetrable .el-drawer{pointer-events:auto}.el-drawer-fade-enter-active,.el-drawer-fade-leave-active{transition:all var(--el-transition-duration)}.el-drawer-fade-enter-from,.el-drawer-fade-enter-active,.el-drawer-fade-enter-to,.el-drawer-fade-leave-from,.el-drawer-fade-leave-active,.el-drawer-fade-leave-to{overflow:hidden!important}.el-drawer-fade-enter-from,.el-drawer-fade-leave-to{background-color:#0000!important}.el-drawer-fade-enter-from .rtl,.el-drawer-fade-leave-to .rtl{transform:translate(100%)}.el-drawer-fade-enter-from .ltr,.el-drawer-fade-leave-to .ltr{transform:translate(-100%)}.el-drawer-fade-enter-from .ttb,.el-drawer-fade-leave-to .ttb{transform:translateY(-100%)}.el-drawer-fade-enter-from .btt,.el-drawer-fade-leave-to .btt{transform:translateY(100%)}.el-button{--el-button-font-weight:var(--el-font-weight-primary);--el-button-border-color:var(--el-border-color);--el-button-bg-color:var(--el-fill-color-blank);--el-button-text-color:var(--el-text-color-regular);--el-button-disabled-text-color:var(--el-disabled-text-color);--el-button-disabled-bg-color:var(--el-fill-color-blank);--el-button-disabled-border-color:var(--el-border-color-light);--el-button-divide-border-color:#ffffff80;--el-button-hover-text-color:var(--el-color-primary);--el-button-hover-bg-color:var(--el-color-primary-light-9);--el-button-hover-border-color:var(--el-color-primary-light-7);--el-button-active-text-color:var(--el-button-hover-text-color);--el-button-active-border-color:var(--el-color-primary);--el-button-active-bg-color:var(--el-button-hover-bg-color);--el-button-outline-color:var(--el-color-primary-light-5);--el-button-hover-link-text-color:var(--el-text-color-secondary);--el-button-active-color:var(--el-text-color-primary);white-space:nowrap;cursor:pointer;height:32px;color:var(--el-button-text-color);text-align:center;box-sizing:border-box;line-height:1;font-weight:var(--el-button-font-weight);-webkit-user-select:none;user-select:none;vertical-align:middle;-webkit-appearance:none;background-color:var(--el-button-bg-color);border:var(--el-border);border-color:var(--el-button-border-color);outline:none;justify-content:center;align-items:center;transition:all .1s;display:inline-flex}.el-button:hover{color:var(--el-button-hover-text-color);border-color:var(--el-button-hover-border-color);background-color:var(--el-button-hover-bg-color);outline:none}.el-button:active{color:var(--el-button-active-text-color);border-color:var(--el-button-active-border-color);background-color:var(--el-button-active-bg-color);outline:none}.el-button:focus-visible{outline:2px solid var(--el-button-outline-color);outline-offset:1px;transition:outline-offset,outline}.el-button>span{align-items:center;display:inline-flex}.el-button+.el-button{margin-left:12px}.el-button{font-size:var(--el-font-size-base);border-radius:var(--el-border-radius-base);padding:8px 15px}.el-button.is-round{padding:8px 15px}.el-button::-moz-focus-inner{border:0}.el-button [class*=el-icon]+span{margin-left:6px}.el-button [class*=el-icon] svg{vertical-align:bottom}.el-button.is-plain{--el-button-hover-text-color:var(--el-color-primary);--el-button-hover-bg-color:var(--el-fill-color-blank);--el-button-hover-border-color:var(--el-color-primary)}.el-button.is-active{color:var(--el-button-active-text-color);border-color:var(--el-button-active-border-color);background-color:var(--el-button-active-bg-color);outline:none}.el-button.is-disabled,.el-button.is-disabled:hover{color:var(--el-button-disabled-text-color);cursor:not-allowed;background-image:none;background-color:var(--el-button-disabled-bg-color);border-color:var(--el-button-disabled-border-color)}.el-button.is-loading{pointer-events:none;position:relative}.el-button.is-loading:before{z-index:1;pointer-events:none;content:"";border-radius:inherit;background-color:var(--el-mask-color-extra-light);position:absolute;top:-1px;bottom:-1px;left:-1px;right:-1px}.el-button.is-round{border-radius:var(--el-border-radius-round)}.el-button.is-dashed{--el-button-hover-text-color:var(--el-color-primary);--el-button-hover-bg-color:var(--el-fill-color-blank);--el-button-hover-border-color:var(--el-color-primary);border-style:dashed}.el-button.is-circle{border-radius:50%;width:32px;padding:8px}.el-button.is-text{color:var(--el-button-text-color);background-color:#0000;border:0 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var(--space-4);border:0;border-radius:var(--radius-md);background:transparent;color:var(--text-primary);font-weight:600;text-align:left;cursor:pointer}.drawer-navigation button.active[data-v-747b56ac]{background:var(--brand-50);color:var(--brand-700)}.drawer-actions[data-v-747b56ac]{display:grid;gap:var(--space-3);margin-top:auto}.is-parent-landing[data-v-747b56ac]{background:var(--bg-card)}.is-parent-landing .marketing-header[data-v-747b56ac]{border-color:var(--border-light);background:var(--landing-header-bg)}.is-parent-landing .header-inner[data-v-747b56ac]{gap:var(--space-6)}.is-parent-landing .desktop-navigation[data-v-747b56ac]{justify-content:flex-end;gap:var(--space-2)}.landing-header-cta[data-v-747b56ac]{display:inline-flex;min-height:var(--space-10);align-items:center;justify-content:center;padding:var(--space-2) var(--space-5);border-radius:var(--radius-lg);background:var(--brand-blue);box-shadow:var(--shadow-brand);color:var(--text-inverse);font-size:var(--text-sm);font-weight:700;text-decoration:none;white-space:nowrap}.landing-header-cta[data-v-747b56ac]:hover{background:var(--brand-blue-hover)}.is-parent-landing .marketing-footer[data-v-747b56ac]{margin-top:0}.landing-footer-note[data-v-747b56ac]{margin-top:0;margin-bottom:var(--space-5);color:var(--text-secondary);font-size:var(--text-xs)}.landing-drawer-navigation[data-v-747b56ac]{padding-bottom:var(--space-5);border-bottom:1px solid var(--border)}.landing-drawer-navigation a[data-v-747b56ac]{display:block;padding:var(--space-3) var(--space-4);color:var(--text-primary);font-size:var(--text-sm);font-weight:600;text-decoration:none;white-space:nowrap}.landing-drawer-navigation a[data-v-747b56ac]:hover{border-radius:var(--radius-md);background:var(--brand-50);color:var(--brand-700)}.is-parent-landing .footer-links a[data-v-747b56ac]{display:inline-flex;min-height:var(--space-6);align-items:center;white-space:nowrap}@media(max-width:900px){.is-parent-landing .marketing-footer[data-v-747b56ac]{padding-bottom:calc(var(--landing-cta-clearance) + env(safe-area-inset-bottom))}.landing-header-cta[data-v-747b56ac]{display:none}.is-parent-landing .mobile-menu[data-v-747b56ac]{width:var(--space-12);height:var(--space-12);margin-left:0}}@media(max-width:375px){.is-parent-landing .brand-button[data-v-747b56ac] .brand-copy strong{font-size:var(--text-base)}.is-parent-landing .header-inner[data-v-747b56ac]{gap:var(--space-3)}}@media(max-width:900px){.desktop-navigation[data-v-747b56ac]{display:none}.header-inner[data-v-747b56ac]{justify-content:space-between;gap:var(--space-3)}.desktop-login[data-v-747b56ac],.desktop-cta[data-v-747b56ac]{display:none}.mobile-menu[data-v-747b56ac]{display:inline-flex}}@media(max-width:600px){.footer-content[data-v-747b56ac]{flex-direction:column}.footer-links[data-v-747b56ac]{grid-template-columns:1fr 1fr}}:root{color-scheme:light;--brand-navy: #11243e;--brand-navy-strong: #0b1b31;--brand-blue: #246bfd;--brand-blue-hover: #1856d8;--brand-teal: #0d8578;--brand: var(--brand-blue);--brand-dark: var(--brand-blue-hover);--brand-darker: #1248ba;--brand-50: #f2f6ff;--brand-100: #e5edff;--brand-200: #c9d9ff;--brand-300: #9fbcff;--brand-400: #6f98ff;--brand-500: #467afb;--brand-600: #246bfd;--brand-700: #1856d8;--brand-800: #1748ad;--brand-900: #173f88;--slate-50: #f8fafc;--slate-100: #f1f5f9;--slate-200: #e2e8f0;--slate-300: #cbd5e1;--slate-400: #94a3b8;--slate-500: #64748b;--slate-600: #475569;--slate-700: #334155;--slate-800: #1e293b;--slate-900: #0f172a;--text-primary: #172033;--text-body: #273449;--text-secondary: #5f6b7a;--text-muted: #5f6b7a;--text-inverse: #ffffff;--bg-page: #f6f8fb;--bg-warm: #fcfbf8;--bg-card: #ffffff;--bg-subtle: #f1f4f8;--border: #e2e8f0;--border-light: #edf1f6;--danger-bg: #fff1f2;--danger-text: #b32a2f;--danger-border: #fecdd3;--warning-bg: #fff8e8;--warning-text: #8a5200;--warning-border: #fde1a7;--success-bg: #eaf9f6;--success-text: #046b5e;--success-border: #b9e9e1;--info-bg: var(--brand-50);--info-text: var(--brand-700);--info-border: var(--brand-200);--chart-weak: #c8353c;--chart-improving: #246bfd;--chart-stable: #0d8578;--chart-track: #e7edf6;--chart-neutral: #94a3b8;--ring-weak: #ef6b6f;--ring-improving: #6f98ff;--ring-stable: #2ec3a6;--ring-warning: #f0b040;--space-1: 4px;--space-2: 8px;--space-3: 12px;--space-4: 16px;--space-5: 20px;--space-6: 24px;--space-8: 32px;--space-10: 40px;--space-12: 48px;--space-16: 64px;--space-20: 80px;--text-xs: 12px;--text-sm: 14px;--text-base: 15px;--text-lg: 18px;--text-xl: 20px;--text-2xl: 24px;--text-3xl: 30px;--text-4xl: 36px;--text-5xl: 48px;--font-code: "SFMono-Regular", Consolas, "Liberation Mono", monospace;--code-text-size: 15px;--code-line-height: 1.6;--code-keyword: #7c3aed;--code-type: #007e68;--code-string: #16803c;--code-number: var(--warning-text);--code-function: #b4235a;--code-comment: var(--text-muted);--code-operator: var(--danger-text);--code-gutter-bg: var(--slate-50);--code-selection: var(--brand-100);--code-active-line: var(--slate-50);--code-editor-height: clamp(360px, 48vh, 560px);--code-editor-height-mobile: 320px;--code-output-max-height: 240px;--shadow-sm: 0 1px 2px rgba(15, 35, 60, .05);--shadow-md: 0 8px 24px rgba(15, 35, 60, .08);--shadow-lg: 0 18px 48px rgba(15, 35, 60, .12);--shadow-xl: 0 28px 64px rgba(15, 35, 60, .14);--shadow-brand: 0 12px 28px rgba(36, 107, 253, .22);--radius-sm: 6px;--radius-md: 8px;--radius-lg: 10px;--radius-xl: 12px;--radius-2xl: 16px;--radius-3xl: 20px;--content-marketing: 1200px;--content-app: 1440px;--header-height: 64px;--admin-sidebar-width: 224px;--admin-canvas: #f4f6fa;--admin-navigation-text: #536176;--admin-navigation-muted: #68788e;--admin-border: #e3e8ef;--admin-shadow: 0 2px 8px rgba(17, 36, 62, .035);--admin-focus: rgba(36, 107, 253, .24);--admin-overlay: rgba(17, 36, 62, .4);--admin-sidebar-size: 232px;--admin-sidebar-collapsed: 72px;--admin-topbar-height: 64px;--admin-content-width: 1600px;--admin-content-padding: 28px;--admin-control-height: 36px;--admin-row-height: 52px;--admin-metric-size: 32px;--admin-metric-height: 132px;--admin-metric-mobile-height: 120px;--admin-empty-height: 180px;--admin-search-compact: 180px;--admin-z-topbar: 30;--admin-icon-size: 36px;--admin-nav-text-size: 13px;--admin-label-size: 11px;--admin-search-width: 232px;--admin-login-width: 416px;--admin-login-intro-width: 520px;--admin-login-title-size: 36px;--admin-dialog-max-height: calc(100dvh - 96px) ;--admin-motion: .16s;--admin-ease: cubic-bezier(.2, .7, .2, 1);--auth-canvas: var(--bg-page);--auth-layout-width: 1040px;--auth-panel-width: 480px;--auth-copy-width: 380px;--auth-captcha-width: 128px;--auth-captcha-image-width: 120px;--auth-control-height: 44px;--auth-submit-height: 48px;--auth-motion: .16s;--auth-ease: cubic-bezier(.2, .7, .2, 1);--landing-canvas: #fafbfd;--landing-hero-end: #f5f8ff;--landing-final-end: #1b3a66;--landing-header-bg: rgba(255, 255, 255, .94);--landing-dark-text: #c9d4e4;--landing-dark-muted: #c2ccda;--landing-dark-accent: #bcd0ff;--landing-dark-border: rgba(255, 255, 255, .16);--landing-dark-surface: rgba(255, 255, 255, .06);--landing-focus: #9fbcff;--chart-warning: #d97706;--landing-font: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;--landing-display-min: 38px;--landing-display-max: 58px;--landing-display-mobile: 32px;--landing-heading-min: 28px;--landing-heading-max: 38px;--landing-small-text: 13px;--landing-button-height: 52px;--landing-pill-radius: 999px;--landing-faq-width: 820px;--landing-plans-width: 960px;--landing-copy-width: 680px;--landing-cta-clearance: 84px;--landing-z-sticky: 90;--landing-motion-duration: .18s;--landing-motion-ease: cubic-bezier(.16, 1, .3, 1)}:root{--student-canvas: oklch(98.4% .006 220);--student-mint: oklch(95% .039 169);--student-mint-border: oklch(86% .055 168);--student-peach: oklch(96% .036 65);--student-peach-border: oklch(87% .07 65);--student-lilac: oklch(95% .024 295);--student-lilac-text: oklch(44% .1 295);--student-sidebar-width: 216px;--student-header-height: 72px;--student-bottom-height: 64px;--student-art-width: 152px;--student-right-column: 320px;--student-brand-size: 38px;--student-mobile-title: 26px;--student-mobile-art: 112px;--student-mobile-art-height: 132px;--student-score-size: 88px;--student-pill-text: 11px;--student-pill-radius: 999px;--student-section-text: 16px;--student-small-text: 10px;--student-track-height: 6px;--student-step-size: 28px;--student-icon-size: 44px;--student-hero-height: 242px;--student-progress-max: 156px;--student-practice-width: 760px;--student-attempt-width: 1320px;--student-panel-shadow: 0 2px 8px oklch(26% .03 250 / .045)}.learning-shell:not(.immersive),.student-dialog,.student-menu-drawer,.attempt-page{--text-primary: oklch(27% .036 250);--text-body: oklch(39% .025 250);--text-secondary: oklch(49% .025 250);--text-muted: oklch(49% .025 250);--bg-card: oklch(99.8% .001 220);--bg-subtle: var(--student-canvas);--border: oklch(91.5% .012 240);--border-light: oklch(95% .007 240);--brand-blue: oklch(51% .205 264);--brand-blue-hover: oklch(44% .2 264);--brand-700: var(--brand-blue);--brand-50: oklch(96% .024 260);--brand-200: oklch(88% .06 260);--brand-teal: oklch(43% .09 170);--success-text: var(--brand-teal);--warning-text: oklch(44% .105 50);--chart-stable: oklch(62% .11 170);--chart-improving: var(--brand-blue);--chart-track: var(--brand-50);--text-sm: 13px;--text-base: 14px;--text-xl: 22px;--text-2xl: 28px;--el-text-color-primary: var(--text-primary);--el-text-color-regular: var(--text-body);--el-text-color-secondary: var(--text-muted);--el-border-color: var(--border);--el-color-primary: var(--brand-blue);--el-color-primary-light-9: var(--brand-50);--el-color-primary-light-7: var(--brand-200)}*,*:before,*:after{box-sizing:border-box}html{min-width:320px;background:var(--bg-page);text-rendering:optimizeLegibility}body{min-width:320px;min-height:100vh;margin:0;background:var(--bg-page);color:var(--text-body);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Noto Sans SC,Microsoft YaHei,sans-serif;font-size:var(--text-base);line-height:1.6;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}button,input,select,textarea{font:inherit}button,a{-webkit-tap-highlight-color:transparent}a{color:inherit}img,svg{display:block;max-width:100%}h1,h2,h3,h4,p{overflow-wrap:anywhere}:focus-visible{outline:3px solid rgba(36,107,253,.28);outline-offset:2px}code,.tabular-nums{font-variant-numeric:tabular-nums}code{display:inline-block;padding:3px 6px;border-radius:var(--radius-sm);background:var(--slate-100);color:var(--text-secondary);font-size:var(--text-sm)}body.route-loading:before{position:fixed;z-index:9999;top:0;left:0;width:100%;height:3px;background:linear-gradient(90deg,var(--brand-blue),var(--brand-teal),var(--brand-blue));content:"";animation:route-loading-bar 1s ease-in-out infinite}@keyframes route-loading-bar{0%{transform:translate(-100%)}to{transform:translate(100%)}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}:root{--el-color-primary: var(--brand-blue);--el-color-primary-light-3: #6795fe;--el-color-primary-light-5: #91b2fe;--el-color-primary-light-7: #bdd0ff;--el-color-primary-light-8: #d5e1ff;--el-color-primary-light-9: var(--brand-50);--el-color-primary-dark-2: var(--brand-blue-hover);--el-color-success: var(--success-text);--el-color-warning: var(--warning-text);--el-color-danger: var(--danger-text);--el-color-error: var(--danger-text);--el-text-color-placeholder: var(--slate-500);--el-text-color-secondary: var(--text-secondary);--el-border-color: var(--border);--el-border-color-light: var(--border-light);--el-border-radius-base: var(--radius-md);--el-font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Noto Sans SC", "Microsoft YaHei", sans-serif}.el-button{min-height:36px;font-weight:600}.el-button--large{min-height:44px;padding-inline:22px}.el-button--primary.is-plain{--el-button-text-color: var(--brand-700);--el-button-hover-text-color: var(--brand-700);--el-button-active-text-color: var(--brand-700)}.el-input__wrapper,.el-select__wrapper,.el-textarea__inner{box-shadow:0 0 0 1px var(--border) inset}.el-card,.el-dialog{border-color:var(--border);border-radius:var(--radius-xl)}.el-table{--el-table-border-color: var(--border-light);--el-table-header-bg-color: var(--slate-50);--el-table-row-hover-bg-color: var(--brand-50);color:var(--text-body)}.el-table th.el-table__cell{color:var(--text-secondary);font-weight:600}.el-overlay-dialog{padding:var(--space-4)}@media(max-width:768px){.el-dialog{width:min(calc(100dvw - var(--space-8)),640px)!important;max-width:calc(100dvw - var(--space-8));max-height:calc(100dvh - var(--space-8));margin:0 auto!important;overflow:auto}.el-dialog__footer{display:flex;flex-wrap:wrap;justify-content:flex-end;gap:var(--space-2)}.el-dialog__footer .el-button+.el-button{margin-left:0}}.app-container{width:min(100% - 48px,var(--content-app));margin-inline:auto}.marketing-container{width:min(100% - 48px,var(--content-marketing));margin-inline:auto}.surface-card,.ds-card{border:1px solid var(--border);border-radius:var(--radius-xl);background:var(--bg-card);box-shadow:var(--shadow-sm)}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.text-muted{color:var(--text-muted)}@media(max-width:768px){.app-container,.marketing-container{width:min(100% - 32px,var(--content-app))}}