/* Website and commerce only. Never loaded by /learn. */
body.gwen-site,body.gwen-shell{margin:0!important;min-height:100dvh;background:#f7f8fa!important;background-image:none!important;--blue:#2563eb;--g-blue:#2563eb;--g-price:#d92d20;--gwen-blue:#2563eb;--gwen-ink:#37352f;--gwen-muted:#787774;--gwen-line:#e2e2de}
.gwen-ui-header,.gwen-ui-footer,.gwen-ui-contact{box-sizing:border-box;font-family:'Gwen Modern Sans','Noto Sans SC','Microsoft YaHei',sans-serif;font-size:14px;line-height:1.6;color:#37352f;letter-spacing:normal}
.gwen-ui-header *,.gwen-ui-footer *,.gwen-ui-contact *{box-sizing:border-box}.gwen-ui-header a,.gwen-ui-footer a{color:inherit;text-decoration:none}.gwen-ui-header button,.gwen-ui-footer button,.gwen-ui-contact button{font:inherit;cursor:pointer}
.gwen-ui-header{position:sticky;top:0;z-index:950;background:#fff;border-bottom:1px solid #eaeae7}.gwen-ui-header-inner{width:min(100% - 64px,1120px);min-height:72px;margin:auto;display:flex;align-items:center;gap:28px}
.gwen-ui-brand{display:flex;align-items:center;gap:11px;flex-shrink:0}.gwen-ui-brand img{width:36px;height:40px;object-fit:contain}.gwen-ui-brand span{color:#20231f;font-size:26px;font-weight:700;letter-spacing:-.8px}
.gwen-ui-nav{display:flex;align-items:center;justify-content:center;gap:20px;flex:1}.gwen-ui-nav a,.gwen-ui-nav button{white-space:nowrap;padding:8px 0;font-size:14px;font-weight:400;line-height:22px;color:#565650;background:none;border:0;border-radius:0}.gwen-ui-nav a:hover,.gwen-ui-nav button:hover,.gwen-ui-nav a[aria-current=page]{color:#2563eb}
.gwen-ui-account-area{display:flex;align-items:center;gap:17px;margin-left:auto;flex-shrink:0}.gwen-ui-account-area a{white-space:nowrap;font-size:14px}.gwen-ui-account-area .gwen-ui-register{display:inline-flex;align-items:center;justify-content:center;min-height:38px;padding:7px 19px;background:#2563eb;color:#fff;border-radius:22px}.gwen-ui-account-area .gwen-ui-register:hover{background:#1d4ed8}.gwen-ui-account{color:#2563eb!important}.gwen-ui-menu{display:none;border:0;background:none;padding:6px;color:#565650}.gwen-ui-menu svg,.gwen-ui-contact-symbol svg{display:block;width:23px;height:23px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.gwen-ui-footer{width:min(100% - 64px,920px);margin:36px auto 0;padding:24px 0 32px;border-top:1px solid #e2e2de;color:#787774;font-size:12px}.gwen-ui-footer p{margin:0}.gwen-ui-footer-top,.gwen-ui-footer-bottom{display:flex;justify-content:space-between;align-items:flex-start;gap:24px}.gwen-ui-footer-top>p{color:#646760}.gwen-ui-footer-top>p>span{padding:0 7px;color:#b6b8af}.gwen-ui-footer nav{display:flex;flex-wrap:wrap;align-items:center;gap:12px 22px}.gwen-ui-footer nav button{padding:0;background:none;border:0;color:inherit;font-size:12px}.gwen-ui-footer a:hover,.gwen-ui-footer button:hover{color:#2563eb}.gwen-ui-footer-bottom{margin-top:20px}.gwen-ui-footer-contact{display:grid;gap:4px}.gwen-ui-help-links{max-width:360px;justify-content:flex-end}.gwen-ui-copyright{display:block;margin-top:14px;font-size:11px;overflow-wrap:anywhere}
.gwen-ui-contact{position:fixed;inset:0;margin:auto;width:440px;max-width:calc(100vw - 36px);height:auto;max-height:calc(100dvh - 40px);overflow:auto;border:1px solid #e2e3df;border-radius:14px;padding:31px;background:#fff;box-shadow:0 18px 64px #17223426}.gwen-ui-contact::backdrop{background:#242b3848;backdrop-filter:blur(3px)}.gwen-ui-contact-close{position:absolute;top:12px;right:13px;width:30px;height:30px;padding:0;border:0;border-radius:6px;background:transparent;color:#85867e;font-size:25px!important;line-height:1!important}.gwen-ui-contact-close:hover{background:#f0f0ed}.gwen-ui-contact-symbol{display:grid;place-items:center;width:42px;height:42px;border-radius:10px;background:#eef3fc;color:#2563eb;margin-bottom:17px}.gwen-ui-contact h2{margin:0;font-size:23px;font-weight:600;color:#37352f}.gwen-ui-contact-intro{font-size:14px;line-height:1.85;color:#787774;margin:10px 0 23px}.gwen-ui-contact-row{display:flex;align-items:center;justify-content:space-between;padding:13px 0;border-top:1px solid #eeefeb;gap:12px}.gwen-ui-contact-row label{margin:0;font-size:12px;color:#898a84;font-weight:400}.gwen-ui-contact-row input{display:block;border:0;background:transparent;padding:3px 0 0;font-family:inherit;font-size:17px;letter-spacing:.3px;color:#37352f;width:190px;max-width:100%;border-radius:0;box-shadow:none}.gwen-ui-contact-row button{font-size:12px;color:#2563eb;border:1px solid #d8e3f3;background:#f4f7fc;border-radius:6px;padding:6px 13px;white-space:nowrap}.gwen-ui-contact-status{font-size:12px;color:#898a84;margin:17px 0 0;min-height:20px}body:has(.gwen-ui-contact[open]){overflow:hidden}
.gwen-ui-header :focus-visible,.gwen-ui-footer :focus-visible,.gwen-ui-contact :focus-visible{outline:2px solid #2563eb;outline-offset:4px}
.gwen-shell.gwen-store .container,.gwen-shell.gwen-member .uc-main{max-width:920px!important;width:calc(100% - 64px)!important;margin-inline:auto!important}.gwen-shell.gwen-member .uc-main{padding-inline:0!important}.gwen-shell.gwen-auth .auth-wrapper{min-height:calc(100dvh - 330px);padding-block:42px!important}
.gwen-shell.gwen-member .uc-nav-wrap{position:relative!important;top:auto!important;background:white;padding:0 32px!important}.gwen-shell.gwen-member .uc-nav{max-width:1120px;margin:auto;height:56px!important}.gwen-shell.gwen-member .uc-nav>.uc-brand{display:none!important}.gwen-shell.gwen-member .uc-nav__right>a[href='/shop']{display:none}
.gwen-shell.gwen-store .pay,.gwen-shell.gwen-store .pay:hover,.gwen-shell .gwen-product-row:not(.is-sold-out) .gwen-buy,.gwen-shell .gwen-product-row:not(.is-sold-out):hover .gwen-buy,.gwen-shell .gwen-purchase-action{background:#dd442d!important;border-color:#dd442d!important;color:#fff!important;box-shadow:none!important}.gwen-shell.gwen-store .abacus .price,.gwen-shell .gwen-product-row:not(.is-sold-out) .gwen-price{color:#d92d20!important}
#purchase-notice{scroll-margin-top:100px}html:has(.gwen-ui-header){scroll-padding-top:90px}.gwen-site .tools-icon{background:#eef3ee;color:#64876a}.gwen-site>.page{min-height:60vh}
.gwen-shell.mf-body{--md-primary:#2563eb;--md-primary-rgb:37,99,235;--md-primary-hover:#1d4ed8;--md-on-primary:#fff;--mf-blue:#2563eb;--mf-blue-soft:#edf2fd;padding-top:0!important}.gwen-shell .gwen-account-toolbar{position:relative;inset:auto;z-index:30;background:transparent;border-bottom:1px solid #e2e2de;box-shadow:none;backdrop-filter:none}.gwen-shell .mf-topbar-inner{max-width:1120px;min-height:58px;width:calc(100% - 64px);margin:auto;padding-inline:0}.gwen-shell .mf-topbar-divider{display:none}.gwen-shell .mf-app-shell{max-width:920px;width:calc(100% - 64px);padding:24px 0 0;margin:auto}.gwen-shell .mf-page-shell{display:block;padding:0;width:100%;max-width:none}.gwen-shell .mf-main{width:100%;min-width:0;margin:0}.gwen-account-navigation{margin:0 0 20px;border:1px solid #e2e2de;border-radius:10px;background:#fff;color:#37352f}.gwen-account-navigation>summary{padding:13px 18px;font-size:14px;cursor:pointer}.gwen-shell .mf-sidebar{position:static!important;inset:auto!important;width:100%!important;height:auto!important;max-height:none!important;transform:none!important;visibility:visible!important;opacity:1!important;z-index:auto!important;background:#fff;border:0;box-shadow:none}.gwen-shell .mf-sidebar-inner{padding:8px 18px 18px;height:auto;max-height:none;overflow:visible;background:#fff;border:0;box-shadow:none;backdrop-filter:none}.gwen-shell .mf-side-nav{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}.gwen-shell .mf-sidebar-profile{margin-bottom:14px}.gwen-shell .payButton:not(:disabled){background:#dd442d!important;border-color:#dd442d!important;color:#fff!important}
@media(min-width:1500px){.gwen-shell .mf-app-shell{max-width:960px}}
.gwen-shell .gwen-account-toolbar{height:auto;padding:0}
@media(max-width:700px){.gwen-shell .mf-app-shell,.gwen-shell .mf-topbar-inner{width:calc(100% - 40px)}.gwen-shell .mf-side-nav{grid-template-columns:1fr 1fr}.gwen-shell .mf-topbar-right{gap:8px;flex-wrap:wrap}.gwen-shell .mf-topbar-inner{height:auto;flex-wrap:wrap;padding-block:10px;gap:10px}.gwen-shell .mf-topbar-main{display:none}.gwen-shell .mf-topbar-right{width:100%;justify-content:space-between}}
@media(min-width:1500px){.gwen-ui-footer,.gwen-shell.gwen-store .container,.gwen-shell.gwen-member .uc-main{max-width:960px!important}}
@media(max-width:1120px){.gwen-ui-header-inner{gap:16px}.gwen-ui-nav{gap:12px}.gwen-ui-nav a,.gwen-ui-nav button{font-size:13px}.gwen-ui-brand span{font-size:24px}.gwen-ui-account-area{gap:12px}}
@media(max-width:1000px){.gwen-ui-header-inner{min-height:64px;width:calc(100% - 40px);flex-wrap:wrap;gap:0 16px}.gwen-ui-brand img{width:29px;height:34px}.gwen-ui-brand span{font-size:23px}.gwen-ui-brand{gap:8px}.gwen-ui-menu{display:inline-flex}.gwen-ui-nav{display:none;order:3;flex-basis:100%;flex-wrap:wrap;justify-content:flex-start;padding:10px 0 17px;gap:6px 22px}.gwen-ui-nav.is-open{display:flex}.gwen-ui-nav a,.gwen-ui-nav button{font-size:14px}.gwen-ui-account-area{margin-left:auto}.gwen-ui-register{min-height:35px!important;padding:6px 15px!important}}
@media(max-width:700px){.gwen-ui-footer{width:calc(100% - 40px);margin-top:24px;padding:22px 0 27px}.gwen-ui-footer-top,.gwen-ui-footer-bottom{flex-direction:column;gap:14px}.gwen-ui-help-links{justify-content:flex-start}.gwen-ui-footer nav{gap:10px 20px}.gwen-shell.gwen-store .container,.gwen-shell.gwen-member .uc-main{width:calc(100% - 40px)!important}.gwen-shell.gwen-member .uc-nav-wrap{padding-inline:20px!important}.gwen-site .module-card .card-action{width:auto;min-width:67px;height:31px;padding:0 11px;gap:5px;font-size:12px;background:#2563eb!important;color:#fff}.gwen-site .module-card{flex-wrap:wrap}.gwen-site .module-card .module-copy{flex-basis:calc(100% - 70px)}.gwen-site .module-card .card-action{margin-left:auto}.gwen-ui-contact{padding:27px 24px}.gwen-ui-contact-row input{width:174px}}
@media(prefers-reduced-motion:reduce){html:has(.gwen-ui-header){scroll-behavior:auto}}