.mb-body{margin:0;background:#f5f8fd;font-family:system-ui,-apple-system,"PingFang SC","Microsoft YaHei",sans-serif;color:#203553}
.mb-login-qr{text-align:center;min-height:240px;margin:20px auto}.mb-login-qr img{display:block;max-width:100%;width:240px;height:240px;object-fit:contain;margin:0 auto}
/* Public learning landing page: full-width campaign banner, separate from admin. */
.mb-body .mb-app.mb-public-page{max-width:none;margin:0;padding:0;background:#fff}
.mb-public-page .mb-page-content{max-width:1288px;padding:24px;margin:0 auto}
.mb-public-page .mb-youth-hero{position:relative;isolation:isolate;display:flex;align-items:center;width:100%;min-height:clamp(410px,32vw,590px);margin:0;padding:38px 0;border:0;border-radius:0;background:#e4f3fb;overflow:hidden}
.mb-public-page .mb-youth-art{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:center;z-index:-2}
.mb-public-page .mb-youth-hero:after{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(90deg,#eff8ffbb 0%,#eff8ff88 35%,transparent 63%);pointer-events:none}
.mb-public-page .mb-hero-inner{width:min(1240px,calc(100% - 64px));position:relative;margin:0 auto}
.mb-public-page .mb-hero-copy{max-width:54%}
.mb-public-page .mb-banner-kicker{color:#e97028;font-size:13px;font-weight:750;letter-spacing:2px}
.mb-public-page .mb-youth-hero h1{font-size:clamp(32px,2.8vw,48px);line-height:1.45;letter-spacing:-1px;font-weight:850;margin:16px 0;color:#163b69;text-shadow:0 2px 18px #fff9}
.mb-public-page .mb-youth-hero h1>span{color:#ff7b25}
.mb-public-page .mb-hero-copy>p{font-size:14px;line-height:1.9;color:#41658b;margin:0}
.mb-banner-tags{display:flex;gap:8px;flex-wrap:wrap;margin-top:18px}.mb-banner-tags>span{background:#ffffffbf;border:1px solid #ffffffdf;border-radius:25px;color:#386e9b;font-size:11px;padding:4px 12px}
.mb-public-page .mb-hero-bottom{display:flex;align-items:center;gap:16px;margin-top:24px;padding:12px 16px;background:#ffffffd9;border:1px solid #fff;border-radius:16px;max-width:600px;box-shadow:0 7px 25px #21507b0b}
.mb-public-page .mb-hero-bottom #mb-identity{font-size:12px;line-height:1.8;flex:1;min-width:0;color:#41658b}
.mb-public-page .mb-hero-cta{display:inline-flex;align-items:center;justify-content:center;gap:12px;flex:none;border-radius:25px;padding:10px 18px;color:#fff;background:linear-gradient(120deg,#ff961f,#ff6726);font-size:13px;font-weight:700;text-decoration:none;box-shadow:0 6px 14px #ff7b2524}
.mb-public-page .mb-hero-cta:hover{background:#e86519}.mb-public-page #mb-tools{scroll-margin-top:130px}
@media(min-width:761px) and (max-width:1050px){.mb-public-page .mb-youth-hero{min-height:390px}.mb-public-page .mb-hero-copy{max-width:62%}.mb-public-page .mb-hero-inner{width:calc(100% - 48px)}.mb-public-page .mb-youth-hero h1{font-size:31px}.mb-public-page .mb-banner-kicker{font-size:11px}}
@media(max-width:760px){.mb-public-page .mb-youth-hero{display:block;min-height:0;padding:0;background:linear-gradient(#e4f2ff,#f6fbff)}.mb-public-page .mb-youth-art{position:relative;display:block;width:100%;height:auto;aspect-ratio:2.05;object-fit:cover;object-position:right center;z-index:0}.mb-public-page .mb-youth-hero:after{display:none}.mb-public-page .mb-hero-inner{width:calc(100% - 36px);padding:21px 0 25px}.mb-public-page .mb-hero-copy{max-width:100%}.mb-public-page .mb-banner-kicker{font-size:10px;letter-spacing:1.3px}.mb-public-page .mb-youth-hero h1{font-size:29px;line-height:1.4;margin:12px 0}.mb-public-page .mb-hero-copy>p{font-size:12px}.mb-public-page .mb-hero-bottom{margin-top:18px;padding:12px;gap:9px;width:100%;border-radius:14px}.mb-public-page .mb-hero-bottom #mb-identity{font-size:11px}.mb-public-page .mb-hero-cta{font-size:12px;padding:10px 14px}.mb-public-page .mb-page-content{padding:18px 16px}.mb-banner-tags{margin-top:14px;gap:6px}}
.mb-editor .mb-major-field{grid-column:1/-1;min-width:0}.mb-major-title{display:block;font-size:15px;font-weight:600;color:#253854;margin-bottom:8px}#mb-major-picker{border:1px solid #dce4f2;border-radius:12px;padding:14px;background:#fafbff}.mb-major-selected{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:10px}.mb-editor .mb-major-selected button{padding:5px 10px;font-size:13px;white-space:normal;overflow-wrap:anywhere}.mb-editor .mb-major-any,.mb-editor .mb-major-results label{display:flex;align-items:center;gap:8px;font-size:14px;font-weight:400;cursor:pointer}.mb-editor .mb-major-any{margin-bottom:10px}.mb-editor .mb-major-any input,.mb-editor .mb-major-results input{width:17px;height:17px;flex:none;accent-color:#3658df;margin:0}.mb-editor .mb-major-search-label{font-size:13px;font-weight:400;margin-bottom:4px}.mb-editor .mb-major-results{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:7px;max-height:210px;overflow:auto;margin-top:10px}.mb-editor .mb-major-results label{padding:7px;border-radius:7px;min-width:0;overflow-wrap:anywhere}.mb-editor .mb-major-results label:hover{background:#edf2ff}.mb-editor .mb-major-help{font-size:12px;color:#7a8ba6;margin:10px 0 0}@media(max-width:600px){.mb-editor .mb-major-results{grid-template-columns:1fr}}
.mb-editor-heading{display:flex;align-items:center;justify-content:space-between;gap:16px;padding-bottom:18px;margin-bottom:20px;border-bottom:1px solid #e5ebf5}.mb-editor-heading h2{margin:6px 0 0}.mb-editor-kicker{font-size:12px;letter-spacing:1px;color:#788ba8}
.mb-editor-card{padding:24px;border:1px solid #dce4f2;border-radius:18px;background:#fff}.mb-editor .mb-editor-top{display:grid;grid-template-columns:1fr;gap:16px;margin-bottom:22px}.mb-editor label{font-size:15px;font-weight:600;color:#253854}.mb-editor label>select,.mb-editor label>input,.mb-editor label>textarea{margin-top:7px}.mb-editor label>select{min-height:44px}.mb-editor .mb-editor-stem textarea{min-height:130px}.mb-option-heading{display:flex;align-items:center;justify-content:space-between;gap:12px;margin:20px 0 10px}.mb-option-heading strong{font-size:16px}.mb-option-heading .mb-muted{font-size:12px;text-align:right}
.mb-editor .mb-option-editor{display:flex;align-items:flex-start;gap:12px;padding:14px;border:1px solid #dce4f2;border-radius:12px;background:#fafbff;margin-bottom:12px}.mb-editor .mb-option-editor.is-correct{border-color:#7f9cf5;background:#f0f4ff}.mb-editor .mb-option-editor input{width:19px;height:19px;margin:10px 0 0;flex:none;accent-color:#3658df}.mb-option-letter{display:grid;place-items:center;flex:none;width:35px;height:37px;border-radius:9px;background:#edf1ff;color:#3758df;font-size:18px;font-weight:700}.mb-editor .mb-option-editor textarea{flex:1;min-width:0;min-height:40px;height:40px;border:0;padding:7px 0;background:transparent;resize:vertical;font-weight:400;line-height:1.6}.mb-editor .mb-option-editor button{border:0;background:transparent;font-size:23px;line-height:1;padding:7px;color:#8b9bb3}.mb-editor #mb-option-add{border:1px dashed #8da2ff;background:#f6f8ff;color:#3658df;font-size:14px;font-weight:600;margin:2px 0 22px;padding:8px 16px}
.mb-answer-panel{border:1px solid #dce4f2;border-radius:13px;background:#f7f9ff;overflow:hidden}.mb-answer-panel summary{display:flex;align-items:center;gap:14px;padding:16px 18px;cursor:pointer;list-style:none;color:#3758df}.mb-answer-panel summary::-webkit-details-marker{display:none}.mb-answer-panel summary strong{font-size:17px;white-space:nowrap}.mb-answer-panel summary span{font-size:13px;color:#7a8ba6}.mb-answer-panel summary:after{content:'＋';font-size:24px;margin-left:auto}.mb-answer-panel[open] summary:after{content:'−'}.mb-answer-content{padding:4px 18px 18px}.mb-answer-content p{font-size:13px;color:#6a7c96}.mb-editor .mb-editor-classify .mb-grid{align-items:start}.mb-editor .mb-editor-classify select[multiple]{min-height:95px}.mb-editor #mb-edit-status{color:#b14c20;margin:0}.mb-editor-actions{position:sticky;bottom:-28px;z-index:3;display:flex;justify-content:flex-end;gap:12px;padding:16px 0 6px;background:#fff;border-top:1px solid #e5ebf4}
@media(max-width:600px){.mb-editor-card{padding:16px}.mb-editor .mb-editor-top{grid-template-columns:1fr;gap:10px}.mb-option-heading{align-items:flex-start;flex-direction:column;gap:4px}.mb-option-heading .mb-muted{text-align:left}.mb-editor .mb-option-editor{gap:8px;padding:10px}.mb-option-letter{width:28px}.mb-answer-panel summary{gap:8px;flex-wrap:wrap;padding:12px}.mb-answer-panel summary strong{font-size:15px}.mb-answer-panel summary span{font-size:12px}.mb-editor-actions{bottom:-20px}.mb-editor-actions button{padding:9px 12px}.mb-editor-heading .mb-tag{display:none}}
/* Match the existing jobs/classroom navigation, scoped to the standalone page. */
.mb-body .cj-header,.mb-body .cj-header *{box-sizing:border-box}
.mb-body .cj-header{height:90px;position:sticky;top:0;z-index:20;background:#f7f8faf0;border-bottom:1px solid #e7ebef;backdrop-filter:blur(18px);font-family:Inter,-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;font-size:15px;line-height:1.65;color:#142439}
.mb-body .cj-header .cj-wrap{width:min(1200px,calc(100% - 96px));height:100%;margin-inline:auto;display:flex;justify-content:space-between;align-items:center;gap:30px;padding:0}
.mb-body .cj-header a{text-decoration:none;touch-action:manipulation}
.mb-body .cj-header a:hover{text-decoration:underline}
.mb-body .cj-header .cj-brand{display:flex;align-items:center;gap:10px;flex:none;white-space:nowrap;font-size:20px;font-weight:700;letter-spacing:.04em;color:#18283e;line-height:normal}
.mb-body .cj-header .cj-brand img{display:block;flex:none;width:32px;height:32px;max-width:100%;object-fit:cover;object-position:left}
.mb-body .cj-header .cj-brand small{display:block;font-size:10px;letter-spacing:.14em;color:#697586;font-weight:400;margin-top:4px;line-height:normal}
.mb-body .cj-header .cj-nav{display:flex;align-self:stretch;flex:none;gap:44px}
.mb-body .cj-header .cj-nav a{display:flex;align-items:center;position:relative;font-size:15px;color:#697586;font-weight:500;padding:0;border:0;white-space:nowrap}
.mb-body .cj-header .cj-nav a[aria-current=page]{color:#18283e;font-weight:700}
.mb-body .cj-header .cj-nav a[aria-current=page]:after{content:"";position:absolute;bottom:0;height:3px;left:0;right:0;background:#315ced}
.mb-body .cj-header #mb-account{display:inline-block;border:1px solid #e0e7eb;border-radius:10px;padding:9px 17px;background:#fff;color:#142439;white-space:nowrap;font:inherit;flex-shrink:0}
.mb-body .cj-header #mb-account:hover{border-color:#91a6bd;background:#f3f7fd}
.mb-body .cj-header :focus-visible{outline:3px solid #90baff;outline-offset:3px}
@media(min-width:1001px) and (max-width:1250px){.mb-body .cj-header .cj-wrap{width:calc(100% - 48px);gap:18px}.mb-body .cj-header .cj-nav{gap:18px}.mb-body .cj-header #mb-account{max-width:180px;overflow:hidden;text-overflow:ellipsis}}
@media(max-width:1000px){.mb-body .cj-header{height:112px}.mb-body .cj-header .cj-wrap{width:calc(100% - 40px);flex-wrap:wrap;gap:0;align-content:center;position:relative}.mb-body .cj-header .cj-brand{font-size:18px}.mb-body .cj-header .cj-brand img{width:28px;height:28px}.mb-body .cj-header .cj-brand small{font-size:9px}.mb-body .cj-header .cj-nav{order:3;width:100%;min-width:0;height:44px;margin-top:12px;justify-content:space-between;gap:0;overflow-x:auto}.mb-body .cj-header .cj-nav a{font-size:14px;padding:0 6px;flex:none}.mb-body .cj-header #mb-account{font-size:12px;padding:8px 10px;max-width:45%;overflow:hidden;text-overflow:ellipsis}}
.mb-app{max-width:1240px;margin:30px auto;padding:0 24px;color:#203553;font:15px/1.7 system-ui,-apple-system,"PingFang SC",sans-serif}.mb-app *{box-sizing:border-box}.mb-app a{color:#225bc0}.mb-app h1,.mb-app h2,.mb-app h3,.mb-app p{margin-top:0}.mb-app h1{font-size:38px;margin:10px 0}.mb-app h2{font-size:24px}.mb-app h3{font-size:18px}
.mb-hero{padding:34px 38px;border:1px solid #dce9fb;border-radius:24px;background:linear-gradient(110deg,#e4f1ff,#f0fbfa);margin-bottom:24px}.mb-hero>span{font-size:11px;letter-spacing:2px;color:#3575bc}.mb-hero p{color:#54718d}.mb-hero #mb-identity{font-size:14px;color:#315c8b}
.mb-tools{display:flex;gap:10px;flex-wrap:wrap;margin:20px 0}.mb-app button,.mb-app .mb-link{border:1px solid #d5e2f3;border-radius:10px;padding:9px 16px;background:#fff;color:#315e9e;font:inherit;cursor:pointer}.mb-app button:hover{background:#edf4ff}.mb-app button:disabled{opacity:.55;cursor:wait}.mb-app .mb-primary{background:#2869d9;color:#fff;border-color:#2869d9}.mb-app .mb-primary:hover{background:#1c52b2}.mb-app .mb-danger{color:#ae3535;border-color:#e9c3c3}.mb-app :focus-visible{outline:3px solid #77aaff;outline-offset:3px}
.mb-card{padding:24px;border:1px solid #e1e8f3;border-radius:16px;background:#fff;margin:16px 0}.mb-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.mb-card small,.mb-muted{color:#70829a}.mb-source{color:#3268a8;font-size:13px}.mb-meta{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:10px}.mb-tag{padding:3px 10px;border-radius:7px;background:#ecf3ff;color:#386396;font-size:12px}.mb-stem{white-space:pre-wrap;overflow-wrap:anywhere;font-size:18px;line-height:1.8}.mb-row{display:flex;gap:12px;align-items:center;flex-wrap:wrap}.mb-row>*{min-width:0}.mb-form{display:grid;gap:14px}.mb-app label{display:block;color:#4d6684;font-size:14px}.mb-app input:not([type=checkbox]):not([type=radio]),.mb-app textarea,.mb-app select{width:100%;border:1px solid #ccdaed;border-radius:9px;padding:10px;background:#fff;color:#243d5f;font:inherit}.mb-app textarea{min-height:100px;resize:vertical}.mb-form .mb-grid{gap:14px}.mb-app select[multiple]{min-height:135px}.mb-filters{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}.mb-check{display:flex!important;gap:10px;align-items:flex-start;padding:12px;border:1px solid #dce5f3;border-radius:9px;margin:10px 0}.mb-check input{width:18px;height:18px;flex:none;margin-top:4px}.mb-check span{white-space:pre-wrap;overflow-wrap:anywhere}.mb-explanation{padding:18px;border-radius:12px;background:#edf6ff;margin:18px 0;white-space:pre-wrap}.mb-app .mb-success{color:#16806b}.mb-app .mb-error,#mb-notice{color:#b14c20}.mb-app #mb-notice:empty{display:none}.mb-app table{border-collapse:collapse;width:100%;font-size:13px}.mb-app th,.mb-app td{padding:12px;border-bottom:1px solid #e5ebf4;text-align:left;vertical-align:top;overflow-wrap:anywhere}.mb-table{overflow-x:auto}.mb-app dialog{width:min(850px,calc(100vw - 32px));max-height:90vh;border:0;border-radius:20px;padding:28px;color:#203553;box-shadow:0 25px 100px #142b5840;overflow:auto}.mb-app dialog::backdrop{background:#172c4c80}.mb-app #mb-close{position:sticky;top:0;float:right;width:42px;height:42px;padding:0;font-size:28px;line-height:1;background:#fff;z-index:2}.mb-app #mb-dialog-body{clear:both}.mb-payment-qr{text-align:center;min-height:230px}.mb-payment-qr img,.mb-payment-qr canvas,.mb-payment-qr svg{max-width:230px;width:100%;height:auto}.mb-footer{margin-top:40px;font-size:12px;text-align:center;color:#8393aa}.mb-terms{white-space:pre-wrap;padding:16px;background:#f4f7fc;border-radius:12px}.mb-app [hidden]{display:none!important}
@media(max-width:760px){.mb-header{padding:14px 18px;gap:12px}.mb-header nav{order:3;flex-basis:100%;flex-wrap:nowrap;overflow-x:auto;gap:18px;padding-bottom:6px}.mb-app{padding:0 16px;margin:18px auto}.mb-hero{padding:25px 22px;border-radius:18px}.mb-app h1{font-size:30px}.mb-grid{grid-template-columns:1fr}.mb-filters{grid-template-columns:1fr 1fr}.mb-card{padding:18px}.mb-app dialog{padding:20px}.mb-row button{max-width:100%}}
/* Student purchase dialog: independent from admin forms and question lists. */
.mb-app dialog.mb-purchase-dialog{width:min(1080px,calc(100vw - 32px));box-sizing:border-box;padding:32px;background:linear-gradient(120deg,#f2f8ff,#fff 50%)}
.mb-purchase header{margin-bottom:24px}.mb-purchase header h2{margin:0 0 12px}.mb-purchase header p{color:#3470cf;font-weight:700}
.mb-purchase-grid{display:grid;grid-template-columns:1.05fr 1fr;gap:32px}.mb-purchase-grid>section{min-width:0}
.mb-purchase-feature{border-radius:18px;padding:24px;color:#fff;background:linear-gradient(125deg,#2155bb,#4089eb)}
.mb-purchase-feature h3{font-size:28px;line-height:1.5;color:#fff}.mb-purchase-feature p{color:#e3edff}.mb-purchase ul{padding-left:22px;line-height:2}
.mb-purchase-plan{padding:24px;border:1px solid #d9e4f4;border-radius:20px;background:#fff}
.mb-purchase-price{display:inline-block;margin-left:10px;font-size:38px;color:#f27530}.mb-purchase-terms{margin:20px 0;border-radius:12px;padding:14px;background:#f3f6fc}
.mb-purchase-terms summary{cursor:pointer;color:#3264bc;font-weight:700}.mb-purchase-terms .mb-terms{margin-top:12px;overflow-wrap:anywhere}
.mb-purchase #mb-pay{width:100%;background:#ed7027;color:#fff;border-color:#ed7027;font-weight:700}.mb-purchase #mb-pay:disabled{opacity:.65}
.mb-purchase #mb-pay-state{color:#a44018;overflow-wrap:anywhere}.mb-purchase .mb-muted{line-height:1.8}
@media(max-width:700px){.mb-app dialog.mb-purchase-dialog{padding:20px}.mb-purchase-grid{grid-template-columns:1fr;gap:20px}.mb-purchase-plan{padding:18px}.mb-purchase-feature{padding:18px}.mb-purchase-feature h3{font-size:24px}.mb-purchase-price{font-size:32px}}
/* Public topic catalog, sourced from enabled backend topics. */
.mb-public-page .mb-topics{margin:12px 0 32px}
.mb-topics-heading{display:flex;align-items:end;justify-content:space-between;gap:16px;margin:24px 0}
.mb-topics-heading span{font-size:12px;letter-spacing:2px;color:#ec7a35;font-weight:700}.mb-topics-heading h2{margin:6px 0 0;font-size:28px}
.mb-topics-heading p{color:#71829c;font-size:14px;margin:0}.mb-topic-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.mb-app .mb-topic-card{padding:0;overflow:hidden;text-align:left;border:1px solid #dfe8f4;border-radius:20px;background:#fff;color:#203655;white-space:normal;box-shadow:0 8px 28px #263d6610;transition:transform .2s,box-shadow .2s}
.mb-app .mb-topic-card:hover{transform:translateY(-4px);box-shadow:0 14px 32px #263d6620}.mb-app .mb-topic-card:focus-visible{outline:3px solid #3674e6;outline-offset:4px}
.mb-topic-cover{display:flex;align-items:center;justify-content:space-between;min-height:120px;padding:24px;background:linear-gradient(120deg,#def1ff,#d7f4ed);box-sizing:border-box}
.mb-topic-card:nth-child(3n+2) .mb-topic-cover{background:linear-gradient(120deg,#e7eaff,#e2f2ff)}.mb-topic-card:nth-child(3n) .mb-topic-cover{background:linear-gradient(120deg,#fff0d9,#ffe9e5)}
.mb-topic-book{display:grid;place-items:center;width:64px;height:72px;border-radius:8px 18px 18px 8px;background:#ffffffc9;border-left:5px solid #6eacec;box-shadow:8px 8px 0 #ffffff50;color:#4283cb;font-size:28px;font-weight:800;transform:rotate(-8deg)}
.mb-topic-number{font-size:13px;letter-spacing:2px;color:#557da0}.mb-topic-info{display:flex;flex-direction:column;gap:12px;padding:24px}.mb-topic-info strong{font-size:21px;line-height:1.5;overflow-wrap:anywhere}.mb-topic-info>span{color:#71829c;font-size:14px}.mb-topic-info .mb-topic-link{color:#2c6fd5;font-weight:700;margin-top:6px}.mb-topic-link>span{float:right}
.mb-topic-empty{grid-column:1/-1;color:#71829c;padding:24px;background:#f6f9ff;border-radius:16px}
@media(max-width:1000px){.mb-topic-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:600px){.mb-topic-grid{grid-template-columns:1fr;gap:18px}.mb-topics-heading{align-items:start;flex-direction:column;gap:8px}.mb-topic-info{padding:20px}.mb-topic-cover{min-height:110px;padding:20px}}
/* Replace the package step with a compact scan-to-pay step in the same dialog. */
.mb-app dialog.mb-qr-dialog{width:min(480px,calc(100vw - 32px));box-sizing:border-box;padding:24px;background:#fff}
.mb-payment-step{text-align:center;clear:both;padding:8px 0}.mb-payment-kicker{font-size:13px;color:#3d76c8;letter-spacing:1px}
.mb-payment-step h2{margin:12px 0}.mb-payment-step>p{font-size:14px;color:#71829c;line-height:1.7}
.mb-payment-step .mb-payment-amount{display:block;font-size:36px;color:#ef742b;margin:12px 0}
.mb-payment-step .mb-payment-qr{min-height:0;margin:12px auto;max-width:240px}.mb-payment-step .mb-payment-qr svg{display:block;width:100%;max-width:240px;height:auto;margin:auto}
.mb-payment-step .mb-payment-order{overflow-wrap:anywhere;font-size:12px}
.mb-payment-actions{display:flex;flex-wrap:wrap;justify-content:center;gap:10px;margin-top:16px}
@media(max-width:480px){.mb-app dialog.mb-qr-dialog{padding:18px}.mb-payment-step .mb-payment-amount{font-size:30px}.mb-payment-step .mb-payment-qr{max-width:210px}}
/* Topic cards navigate to a dedicated, refreshable topic page. */
.mb-app .mb-topic-card{display:block;text-decoration:none}
.mb-topic-page>.mb-youth-hero{display:none}
.mb-topic-page .mb-page-content{padding-top:28px}
.mb-topic-page-head{margin-bottom:28px;padding:28px;border-radius:20px;background:linear-gradient(120deg,#e5f3ff,#e4f7ef);overflow-wrap:anywhere}
.mb-topic-page-head>a{color:#3771bd;text-decoration:none;font-size:14px}
.mb-topic-page-head h1{font-size:32px;line-height:1.5;margin:20px 0 10px;color:#203655}
.mb-topic-page-head p{color:#637f9c;margin-bottom:0}
@media(max-width:600px){.mb-topic-page-head{padding:20px}.mb-topic-page-head h1{font-size:26px}}
/* Practice navigation: visible authorship and a left-side explanation entry. */
.mb-practice-page .mb-practice-source{margin:0 0 22px;padding:10px 16px;border-left:3px solid #3268d6;background:#f4f7fd;color:#536d91;font-size:15px;line-height:1.8;overflow-wrap:anywhere}
.mb-practice-page .mb-practice-source strong{color:#284e87;font-weight:600}
.mb-practice-question-layout{display:grid;grid-template-columns:minmax(0,1fr);gap:24px;margin-bottom:40px}
.mb-practice-aside{padding-top:3px}
.mb-practice-page .mb-practice-aside button{width:100%;padding:12px 8px;border-radius:10px;border-color:#dce6f4;color:#3268d6;background:#f4f8ff;white-space:nowrap}
.mb-practice-question-main{min-width:0}
.mb-practice-page .mb-practice-question-main #mb-practice-result{margin-top:22px}
.mb-practice-progress{display:flex;align-items:center;gap:22px;flex-wrap:wrap;margin-top:24px}
.mb-practice-page .mb-practice-progress .mb-practice-summary{margin-top:0}
.mb-practice-auto{display:flex;align-items:center;gap:8px;font-size:14px;line-height:1.8;color:#536d91;cursor:pointer}
.mb-practice-auto input{width:17px;height:17px;margin:0;accent-color:#3268d6}
.mb-practice-page #mb-practice-save-state{font-size:12px;color:#718198;line-height:1.7}
.mb-practice-page #mb-practice-confirm{margin-top:8px}
@media(max-width:700px){.mb-practice-question-layout{grid-template-columns:minmax(0,1fr);gap:16px;margin-bottom:26px}.mb-practice-aside{padding:0}.mb-practice-page .mb-practice-aside button{width:auto;padding:9px 16px}.mb-practice-page .mb-practice-source{font-size:13px;margin-bottom:18px}.mb-practice-progress{gap:14px}.mb-practice-page .mb-practice-progress .mb-practice-summary{width:100%}}
/* Topic landing: choose a mode first, then use a dedicated practice page. */
.mb-practice-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;margin:12px 0 24px}
.mb-app .mb-practice-entry{display:flex;flex-direction:column;align-items:center;text-align:center;gap:14px;padding:32px 24px;border:1px solid #e3ebf4;border-radius:20px;background:#f6faff;color:#244568;text-decoration:none;transition:transform .2s,box-shadow .2s}
.mb-app .mb-practice-entry:hover{transform:translateY(-4px);box-shadow:0 12px 28px #26436b16}.mb-app .mb-practice-entry:focus-visible{outline:3px solid #377bea;outline-offset:4px}
.mb-practice-icon{display:grid;place-items:center;width:76px;height:76px;border-radius:24px;background:#e4f1ff;color:#3896df}.mb-practice-icon svg{width:38px;height:38px}
.mb-practice-entry h2{margin:2px 0;font-size:24px}.mb-practice-entry p{margin:0;color:#71829a;font-size:14px;line-height:1.8}.mb-practice-enter{margin-top:6px;font-size:15px;font-weight:700;color:#327dd0}
.mb-app .mb-practice-random{background:#f6fbf6}.mb-practice-random .mb-practice-icon{background:#e6f5e5;color:#6fac3f}
.mb-app .mb-practice-wrong{background:#fff8f5}.mb-practice-wrong .mb-practice-icon{background:#ffebe2;color:#ed8555}
.mb-practice-favorites{display:inline-block;margin:4px 0 24px;color:#3974bd}
.mb-practice-question{max-width:900px;margin:0 auto;box-sizing:border-box}.mb-practice-question h2{line-height:1.8;overflow-wrap:anywhere;font-size:24px}.mb-practice-question .mb-check{cursor:pointer}.mb-practice-question .mb-meta{margin-bottom:18px}.mb-practice-question form{margin:24px 0}.mb-practice-question #mb-practice-state{color:#aa4c2a}
.mb-practice-empty{padding:32px}
@media(max-width:700px){.mb-practice-grid{grid-template-columns:1fr;gap:16px}.mb-app .mb-practice-entry{padding:24px 20px}.mb-practice-entry h2{font-size:22px}.mb-practice-question h2{font-size:20px}}
/* Focused practice layout: breadcrumb, question/options above, controls below. */
.mb-practice-page .mb-page-content{padding-top:24px;padding-bottom:28px}
.mb-practice-page .mb-topic-page-head{background:none;border:0;border-radius:0;padding:0;margin:0 0 40px}
.mb-practice-breadcrumb{display:flex;align-items:center;flex-wrap:wrap;gap:12px;color:#8a929d;font-size:14px;line-height:1.8}
.mb-practice-breadcrumb a{color:#7f8894;text-decoration:none}.mb-practice-breadcrumb [aria-current]{color:#445064;font-weight:600}
.mb-practice-page .mb-practice-question{max-width:none;width:100%;padding:0;margin:0;box-shadow:none;border:0;border-radius:0;display:flex;flex-direction:column;min-height:calc(100vh - 210px);min-height:calc(100svh - 210px)}
.mb-practice-question-top{display:flex;align-items:flex-start;justify-content:space-between;gap:28px}
.mb-practice-question-top h1{margin:0;font-size:26px;font-weight:500;color:#303d50;line-height:1.7;flex:1;min-width:0}
.mb-practice-number{white-space:nowrap;margin-right:6px}
.mb-practice-question-top #mb-practice-favorite{flex:none;padding-top:3px}
.mb-practice-page .mb-practice-question form{margin:24px 0 0;max-width:100%}
.mb-practice-page .mb-practice-question .mb-check{border:1px solid transparent;border-radius:8px;padding:10px 8px;margin:2px 0;font-size:20px;font-weight:400;line-height:1.7;color:#596473;align-items:center;gap:14px}
.mb-practice-page .mb-practice-question .mb-check input{width:24px;height:24px;margin:0;accent-color:#2e8cd8}
.mb-practice-page .mb-practice-question .mb-check:hover{background:#f5f9fd}
.mb-practice-page .mb-practice-question .mb-check:focus-within{outline:2px solid #85b8ee;outline-offset:1px}
.mb-practice-footer{margin-top:auto;padding-top:70px}
.mb-practice-instruction{color:#8a929d;margin:0 0 24px;font-size:16px;line-height:1.8}
.mb-practice-toolbar{display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap}
.mb-practice-primary-actions,.mb-practice-secondary-actions{display:flex;align-items:center;gap:14px;flex-wrap:wrap}
.mb-practice-toolbar button{min-height:46px}.mb-practice-primary-actions>.mb-primary,.mb-practice-primary-actions .mb-primary{min-width:140px}
.mb-practice-summary{display:flex;gap:24px;flex-wrap:wrap;font-size:14px;color:#596779;line-height:1.8;margin-top:24px}
.mb-practice-page .mb-practice-footer>.mb-source{font-size:12px;margin:14px 0 0}
.mb-practice-page #mb-practice-state:empty{display:none}
.mb-practice-page .mb-explanation{margin-bottom:0}
@media(max-width:700px){
 .mb-practice-page .mb-topic-page-head{margin-bottom:24px}
 .mb-practice-breadcrumb{font-size:12px;gap:7px}
 .mb-practice-question-top{gap:12px}.mb-practice-question-top h1{font-size:21px}
 .mb-practice-question-top #mb-practice-favorite button{font-size:12px;padding:8px 10px}
 .mb-practice-page .mb-practice-question .mb-check{font-size:17px;gap:10px;padding:9px 4px}
 .mb-practice-page .mb-practice-question .mb-check input{width:21px;height:21px}
 .mb-practice-page .mb-practice-question{min-height:calc(100svh - 220px)}
 .mb-practice-footer{padding-top:40px}.mb-practice-instruction{font-size:14px;margin-bottom:18px}
 .mb-practice-toolbar{gap:14px}.mb-practice-primary-actions,.mb-practice-secondary-actions{gap:10px}
 .mb-practice-primary-actions>.mb-primary,.mb-practice-primary-actions .mb-primary{min-width:114px}
 .mb-practice-summary{gap:10px 18px;font-size:12px}
}
/* Quiet, refined visual system scoped to the practice workspace. */
.mb-practice-page{--practice-accent:#3268d6;--practice-ink:#20314b;--practice-muted:#6d7f95}
.mb-practice-page .mb-page-content{padding-top:30px;padding-bottom:30px}
.mb-practice-page .mb-topic-page-head{margin-bottom:38px}
.mb-practice-page .mb-practice-breadcrumb{font-size:13px;gap:10px;color:#95a1b2}
.mb-practice-page .mb-practice-breadcrumb a{color:#718198;transition:color .18s}
.mb-practice-page .mb-practice-breadcrumb a:hover{color:var(--practice-accent)}
.mb-practice-page .mb-practice-breadcrumb [aria-current]{font-size:12px;color:#41679c;background:#f0f5fc;padding:4px 12px;border:1px solid #e6edf7;border-radius:8px;font-weight:500}
.mb-practice-page .mb-practice-question-top{gap:30px;align-items:flex-start}
.mb-practice-page .mb-practice-question-top h1{font-size:27px;font-weight:600;line-height:1.8;letter-spacing:.015em;color:var(--practice-ink)}
.mb-practice-page .mb-practice-number{display:inline-block;vertical-align:middle;font-size:14px;line-height:32px;letter-spacing:.04em;font-weight:600;padding:0 11px;margin:0 14px 4px 0;background:#edf3fd;color:#557bb3;border:1px solid #e1eaf9;border-radius:8px}
.mb-practice-page #mb-practice-favorite button{border-color:#e1e7ef;background:#fff;color:#62748d;font-size:13px;border-radius:10px;padding:10px 16px;transition:border-color .18s,box-shadow .18s}
.mb-practice-page #mb-practice-favorite button:hover{border-color:#b7cae8;box-shadow:0 4px 14px #244c8010;color:#3268b2}
.mb-practice-page .mb-practice-question form{margin-top:28px;max-width:940px}
.mb-practice-page .mb-practice-question .mb-check{display:grid!important;grid-template-columns:36px minmax(0,1fr) 20px;gap:16px;min-height:66px;box-sizing:border-box;padding:13px 20px;margin:0 0 12px;border:1px solid #e7edf5;border-radius:12px;background:#fcfdff;color:#4d6079;font-size:17px;line-height:1.7;transition:background .18s,border-color .18s,box-shadow .18s}
.mb-practice-page .mb-practice-question .mb-check input{grid-column:3;grid-row:1;width:19px;height:19px;margin:0;accent-color:var(--practice-accent)}
.mb-practice-page .mb-option-letter{grid-column:1;grid-row:1;display:grid;place-items:center;width:34px;height:34px;box-sizing:border-box;border-radius:9px;border:1px solid #e1e8f2;background:#f3f6fa;color:#788aa2;font-size:14px;font-weight:600}
.mb-practice-page .mb-option-copy{grid-column:2;grid-row:1;min-width:0}
.mb-practice-page .mb-practice-question .mb-check:hover{background:#f6f9ff;border-color:#cbdaef;box-shadow:0 4px 18px #2d55800a}
.mb-practice-page .mb-practice-question .mb-check.is-selected{background:#f0f5ff;border-color:#8dabdf;box-shadow:0 0 0 1px #dfe9fa}
.mb-practice-page .is-selected .mb-option-letter{background:#3268d6;border-color:#3268d6;color:#fff}
.mb-practice-page .mb-practice-question .is-answered .mb-check{cursor:default;box-shadow:none}
.mb-practice-page .mb-practice-question .mb-check.is-correct{background:#f0f9f5;border-color:#acd5c2;color:#276d54}
.mb-practice-page .is-correct .mb-option-letter{background:#2d8c68;border-color:#2d8c68;color:#fff}
.mb-practice-page .mb-practice-question .mb-check.is-incorrect{background:#fff5f1;border-color:#e9b7a5;color:#9a533d}
.mb-practice-page .is-incorrect .mb-option-letter{background:#c16b50;border-color:#c16b50;color:#fff}
.mb-practice-page .mb-practice-footer{padding-top:25px;border-top:1px solid #edf1f6;margin-top:auto}
.mb-practice-page .mb-practice-instruction{font-size:13px;letter-spacing:.02em;color:#7a8ba1;margin-bottom:20px}
.mb-practice-page .mb-practice-toolbar button{font-size:14px;font-weight:500;border-radius:10px;padding:12px 20px;min-height:46px;border-color:#dfe7f1}
.mb-practice-page .mb-practice-toolbar .mb-primary{color:#fff;border-color:#3268d6;background:linear-gradient(135deg,#3977e6,#2b5fc6);box-shadow:0 5px 14px #3268d623}
.mb-practice-page .mb-practice-toolbar .mb-primary:hover{background:linear-gradient(135deg,#306dd9,#2557bc);box-shadow:0 7px 18px #3268d632}
.mb-practice-page .mb-practice-toolbar .mb-primary:disabled{box-shadow:none;background:#e8edf5;border-color:#e8edf5;color:#8a9bb2;opacity:1;cursor:default}
.mb-practice-page .mb-practice-summary{gap:10px;margin-top:24px;font-size:12px;letter-spacing:.01em}
.mb-practice-page .mb-practice-summary>span{display:inline-block;padding:7px 12px;border-radius:8px;background:#f4f7fb;color:#647891;line-height:1.6}
.mb-practice-page .mb-practice-summary>.mb-success{background:#eef8f3;color:#2c8061}
.mb-practice-page .mb-practice-summary>.mb-error{background:#fff5ef;color:#ae694a}
.mb-practice-page .mb-practice-footer>.mb-source{color:#8190a3;font-size:11px;margin-top:16px;letter-spacing:.02em}
.mb-practice-page .mb-explanation{background:#f5f8fd;border:1px solid #e4ecf7;border-radius:12px;padding:20px 24px;color:#4e637e;line-height:1.9;font-size:14px}
.mb-practice-page #mb-practice-state:not(:empty){padding:10px 14px;border-radius:8px;background:#fff7ef;font-size:13px}
@media(max-width:700px){
 .mb-practice-page .mb-page-content{padding-top:20px}
 .mb-practice-page .mb-topic-page-head{margin-bottom:26px}
 .mb-practice-page .mb-practice-breadcrumb{font-size:11px;gap:7px}
 .mb-practice-page .mb-practice-breadcrumb [aria-current]{font-size:11px;padding:3px 8px}
 .mb-practice-page .mb-practice-question-top{gap:12px}
 .mb-practice-page .mb-practice-question-top h1{font-size:21px;line-height:1.85}
 .mb-practice-page .mb-practice-number{font-size:11px;line-height:25px;padding:0 7px;margin-right:8px;border-radius:6px}
 .mb-practice-page #mb-practice-favorite button{font-size:11px;padding:8px 10px}
 .mb-practice-page .mb-practice-question form{margin-top:22px}
 .mb-practice-page .mb-practice-question .mb-check{grid-template-columns:30px minmax(0,1fr) 18px;padding:12px;gap:10px;font-size:15px;min-height:62px;margin-bottom:10px;border-radius:10px}
 .mb-practice-page .mb-option-letter{width:29px;height:29px;font-size:12px;border-radius:7px}
 .mb-practice-page .mb-practice-question .mb-check input{width:18px;height:18px}
 .mb-practice-page .mb-practice-footer{padding-top:20px}
 .mb-practice-page .mb-practice-summary{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}
 .mb-practice-page .mb-practice-summary>span{padding:7px 10px}
 .mb-practice-page .mb-practice-toolbar button{font-size:13px;padding:11px 15px}
 .mb-practice-page .mb-explanation{padding:16px;font-size:13px}
}
@media(prefers-reduced-motion:reduce){.mb-practice-page .mb-check,.mb-practice-page button,.mb-practice-page a{transition:none!important}}
/* Management-only review details; public practice and enterprise cards stay unchanged. */
.mb-review-card .mb-stem{white-space:pre-wrap;overflow-wrap:anywhere}
.mb-review-details{margin:24px 0;overflow-wrap:anywhere}
.mb-review-version{padding:12px 16px;background:#fff7e9;border-left:3px solid #e9a13a;color:#825921;font-size:14px}
.mb-review-classification{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px 24px;padding:20px;background:#f7f9fd;border:1px solid #e6edf6;border-radius:12px}
.mb-review-classification>div{min-width:0}.mb-review-classification dt{font-size:13px;color:#71839b;margin-bottom:6px}.mb-review-classification dd{margin:0;color:#263b58;white-space:pre-wrap;line-height:1.7}
.mb-review-details h4{font-size:15px;margin:22px 0 12px;color:#263b58}
.mb-review-options{list-style:none;padding:0;margin:0;display:grid;gap:10px}
.mb-review-options li{display:flex;align-items:flex-start;gap:12px;padding:14px 16px;border:1px solid #e3eaf3;border-radius:10px;line-height:1.7}
.mb-review-letter{flex:none;font-weight:700;color:#607695}.mb-review-option-copy{flex:1;min-width:0;white-space:pre-wrap}
.mb-review-options li.is-correct{background:#f0faf6;border-color:#b7e3cd}.mb-review-options strong{flex:none;font-size:12px;color:#207650;padding:2px 8px;border-radius:5px;background:#dff2e9}
.mb-review-answer,.mb-review-explanation{padding:0 16px 14px;background:#f7f9fd;border-radius:10px}.mb-review-details .mb-review-answer h4,.mb-review-details .mb-review-explanation h4{padding-top:14px;margin-bottom:8px}.mb-review-details p{white-space:pre-wrap;line-height:1.8}.mb-review-answer p,.mb-review-explanation p{margin:0}
.mb-review-stats{color:#71839b;font-size:14px}.mb-review-note{white-space:pre-wrap}.mb-review-card .mb-manage-actions{border-top:1px solid #e6edf6;padding-top:18px}
@media(max-width:640px){.mb-review-classification{grid-template-columns:1fr;padding:16px}.mb-review-options li{flex-wrap:wrap;padding:12px}.mb-review-options strong{margin-left:26px}.mb-review-card .mb-manage-actions{gap:8px}}
/* Dense audit workspace: full content stays visible without oversized panels. */
#mb-manage .mb-review-card{padding:18px 20px;margin:12px 0;border-radius:12px}
#mb-manage .mb-review-card.is-selected{border-color:#6c9ae6;box-shadow:0 0 0 1px #d1e1fb}
#mb-manage .mb-review-card .mb-meta{gap:7px;align-items:center;margin:0}
#mb-manage .mb-review-card .mb-tag{font-size:12px;padding:3px 8px}
.mb-review-select{display:inline-flex;align-items:center;gap:6px;font-size:13px;cursor:pointer;color:#465e7d}
.mb-review-select input,.mb-bulk input[type=checkbox]{width:16px;height:16px;margin:0;accent-color:#2867d5;flex:none}
#mb-manage .mb-review-card .mb-stem{font-size:17px;line-height:1.65;margin:10px 0}
#mb-manage .mb-review-details{margin:8px 0}
#mb-manage .mb-review-version{margin:6px 0;padding:4px 9px;font-size:12px;line-height:1.6}
#mb-manage .mb-review-classification{display:flex;flex-wrap:wrap;gap:5px 20px;margin:8px 0;padding:7px 10px;border:0;border-radius:6px}
#mb-manage .mb-review-classification>div{display:flex;gap:5px;align-items:baseline;max-width:100%}
#mb-manage .mb-review-classification dt{flex:none;margin:0;font-size:12px;line-height:1.7}
#mb-manage .mb-review-classification dd{font-size:13px;line-height:1.7}
#mb-manage .mb-review-details>h4{font-size:12px;margin:8px 0 5px;color:#71839b}
#mb-manage .mb-review-options{grid-template-columns:repeat(2,minmax(0,1fr));gap:5px 10px}
#mb-manage .mb-review-options li{padding:6px 10px;gap:8px;border-radius:6px;font-size:13px;line-height:1.65}
#mb-manage .mb-review-options strong{font-size:11px;padding:1px 5px}
#mb-manage .mb-review-answer,#mb-manage .mb-review-explanation{display:flex;align-items:baseline;gap:10px;padding:6px 10px;margin:6px 0;background:#f7f9fd;border-radius:6px}
#mb-manage .mb-review-answer h4,#mb-manage .mb-review-explanation h4{flex:none;margin:0;padding:0;font-size:12px;color:#657994}
#mb-manage .mb-review-answer p,#mb-manage .mb-review-explanation p{margin:0;font-size:13px;line-height:1.7;min-width:0}
#mb-manage .mb-review-stats{font-size:12px;margin:7px 0}
#mb-manage .mb-review-card .mb-manage-actions{padding-top:9px;gap:8px}
#mb-manage .mb-review-card button{padding:7px 14px;font-size:13px;border-radius:7px}
.mb-bulk{position:sticky;top:96px;z-index:5;background:#fff;border:1px solid #dae5f5;border-radius:10px;box-shadow:0 4px 16px #203b6410;padding:12px 16px;margin:12px 0 16px}
.mb-bulk-selection,.mb-bulk-actions{display:flex;align-items:center;flex-wrap:wrap;gap:8px 12px}
.mb-bulk-selection{padding-bottom:10px;border-bottom:1px solid #edf1f7;margin-bottom:10px}
.mb-bulk-selection label{display:inline-flex;align-items:center;gap:6px;font-size:13px;cursor:pointer}
.mb-bulk button{padding:7px 12px;font-size:13px;border-radius:7px;white-space:nowrap}
.mb-bulk select{width:auto;max-width:280px;min-width:150px;padding:7px 10px;font-size:13px;border:1px solid #d5e1f2;border-radius:7px;background:white;color:#263b58}
.mb-bulk-actions label{font-size:13px;color:#657994}
#mb-selection-count{font-size:13px;color:#2867d5;font-weight:600;margin-left:auto}
.mb-bulk .mb-bulk-hint{font-size:12px;color:#71839b;line-height:1.6;margin:8px 0 0}
@media(max-width:640px){.mb-bulk{position:static;padding:12px}.mb-bulk select{max-width:100%;flex:1}#mb-selection-count{margin-left:0}#mb-manage .mb-review-card{padding:14px}#mb-manage .mb-review-options{grid-template-columns:1fr}#mb-manage .mb-review-options strong{margin-left:0}#mb-manage .mb-review-options li{flex-wrap:nowrap}#mb-manage .mb-review-classification{gap:4px 12px}#mb-manage .mb-review-explanation{display:block}#mb-manage .mb-review-explanation h4{margin-bottom:3px}}
.mb-body.mb-embedded-body{background:transparent}
.mb-body.mb-embedded-body .mb-app{max-width:none;margin:0;padding:0 2px 16px}
.mb-body.mb-embedded-body .mb-hero{margin:0 0 18px;padding:22px 24px}
.mb-body.mb-embedded-body .mb-hero h1{font-size:26px;margin:6px 0}
.mb-product-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,290px),1fr));gap:20px;align-items:start}
.mb-product-grid .mb-card{margin:0;min-width:0;overflow-wrap:anywhere}
.mb-product-card{border:1px solid #dce7fa;box-shadow:0 8px 24px rgba(32,64,124,.04);background:linear-gradient(145deg,#fff,#f7faff);height:100%;box-sizing:border-box}
.mb-product-card h3{color:#203756;font-size:22px;margin:18px 0 12px}
.mb-product-card .mb-row{gap:8px;flex-wrap:wrap}
#mb-product-edit fieldset{border:1px solid #dce7fa;border-radius:14px;max-height:260px;overflow:auto;padding:16px}
#mb-product-edit legend{color:#203756;font-weight:600}
#mb-dialog .mb-product-grid{max-height:60vh;overflow:auto;padding:4px}
.mb-topic-purchase .mb-purchase-product-title{margin:16px 0 10px;overflow-wrap:anywhere}
.mb-topic-purchase .mb-purchase-scope{font-size:14px;line-height:1.8;overflow-wrap:anywhere}
.mb-topic-purchase .mb-purchase-intro>p,.mb-topic-purchase .mb-purchase-intro li{overflow-wrap:anywhere}
.mb-topic-purchase .mb-purchase-plan{align-self:start}
.mb-topic-purchase #mb-product-pay-actions button{width:100%;min-height:46px;background:#ed7027;border-color:#ed7027;color:#fff;font-weight:700}
.mb-topic-purchase #mb-product-pay-actions button:hover{background:#d9621e;border-color:#d9621e}
.mb-topic-purchase #mb-product-pay-state{color:#a44020;overflow-wrap:anywhere}
.mb-topic-purchase #mb-product-pay-state:empty{display:none}
.mb-topic-purchase .mb-purchase-plan>p:last-child{margin:16px 0 0}
@media(max-width:700px){.mb-topic-purchase .mb-purchase-feature h3{font-size:24px}.mb-topic-purchase .mb-purchase-plan{width:100%}.mb-topic-purchase .mb-purchase-price{margin-left:6px}}