.ex{--ink:#23194a;--ink-soft:#5b5480;--paper:#fff;--sky1:#fff6e5;--sky2:#ffe9f3;--sky3:#e6f4ff;--gold:#f2b705;--brown:#7b3f1e;--line:#ece6f7;--ok:#1e9e6a;--bad:#e5484d;min-height:100vh;min-height:100dvh;color:var(--ink);background:linear-gradient(160deg, var(--sky1) 0%, var(--sky2) 50%, var(--sky3) 100%);-webkit-tap-highlight-color:transparent;font-family:Fredoka,Fira Sans,ui-rounded,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Noto Sans,Ubuntu,Cantarell,Helvetica Neue,sans-serif;position:relative;overflow-x:hidden}.ex *{box-sizing:border-box}.ex button{cursor:pointer;font-family:inherit}.ex input,.ex textarea{font-family:inherit}.ex .ex-center{margin-left:auto;margin-right:auto;display:block}.ex-bg{pointer-events:none;z-index:0;position:fixed;top:0;bottom:0;left:0;right:0;overflow:hidden}.ex-bg span{opacity:.55;font-size:28px;animation:9s ease-in-out infinite ex-float;display:block;position:absolute}.ex-bg .dot{border-radius:50%}@keyframes ex-float{0%,to{transform:translateY(0)rotate(0)}50%{transform:translateY(-18px)rotate(8deg)}}.ex-wrap{z-index:1;max-width:860px;margin:0 auto;padding:16px 16px 140px;position:relative}.ex-top{align-items:center;gap:10px;padding:8px 0 12px;display:flex}.ex-chip{background:var(--paper);box-shadow:0 3px 0 var(--line);border-radius:999px;align-items:center;gap:8px;padding:4px 14px 4px 4px;font-size:15px;font-weight:600;display:inline-flex}.ex-icon-btn{background:var(--paper);width:44px;height:44px;box-shadow:0 3px 0 var(--line);border:none;border-radius:50%;place-items:center;font-size:20px;display:grid}.ex-icon-btn:active{box-shadow:0 1px 0 var(--line);transform:translateY(2px)}.ex-track{background:#fff;border-radius:999px;height:18px;margin:6px 0 22px;position:relative;box-shadow:inset 0 2px #23194a0f}.ex-track-fill{background:linear-gradient(90deg,#f2c94c,#f2994a,#eb5757,#9b51e0);border-radius:999px;min-width:12px;transition:width .5s cubic-bezier(.3,1.4,.5,1);position:absolute;top:3px;bottom:3px;left:3px;right:auto}.ex-track-runner{filter:drop-shadow(0 3px 2px #00000026);width:46px;height:46px;transition:left .5s cubic-bezier(.3,1.4,.5,1);position:absolute;top:50%;transform:translate(-50%,-54%)}.ex-track-runner img{-o-object-fit:contain;object-fit:contain;width:100%;height:100%}.ex-track-flag{font-size:24px;position:absolute;top:50%;right:-6px;transform:translateY(-60%)}.ex-card{background:var(--paper);box-shadow:0 8px 0 var(--line), 0 18px 40px #23194a14;border-radius:28px;padding:28px 24px}.ex-h1{letter-spacing:-.5px;margin:0;font-size:max(30px,min(6vw,48px));font-weight:700;line-height:1.05}.ex-h2{margin:0;font-size:max(22px,min(4.2vw,30px));font-weight:600;line-height:1.15}.ex-sub{color:var(--ink-soft);margin:6px 0 0;font-size:17px}.ex-qhead{align-items:center;gap:12px;margin-bottom:10px;display:flex}.ex-qnum{color:#fff;border-radius:18px;flex:none;place-items:center;width:54px;height:54px;font-size:22px;font-weight:700;display:grid;box-shadow:0 4px #00000026}.ex-qtag{text-transform:uppercase;letter-spacing:.8px;font-size:14px;font-weight:600}.ex-qtitle{color:var(--ink-soft);font-size:15px}.ex-prompt{text-wrap:pretty;margin:8px 0 22px;font-size:max(21px,min(3.6vw,27px));font-weight:600;line-height:1.3}.ex-quote{background:#fff4d6;border:3px dashed #f2c94c;border-radius:18px;align-items:center;gap:10px;margin:6px 0 14px;padding:14px 18px;font-size:22px;font-weight:600;display:flex}.ex-opts{grid-template-columns:1fr;gap:14px;display:grid}@media (min-width:640px){.ex-opts.two{grid-template-columns:1fr 1fr}}.ex-opt{text-align:left;border:3px solid var(--line);width:100%;min-height:70px;box-shadow:0 5px 0 var(--line);color:var(--ink);background:#fff;border-radius:22px;align-items:center;gap:14px;padding:14px 18px;font-size:19px;font-weight:500;transition:transform .12s,box-shadow .12s,border-color .15s,background .15s;display:flex;position:relative}.ex-opt:hover{box-shadow:0 7px 0 var(--line);transform:translateY(-2px)}.ex-opt:active{box-shadow:0 2px 0 var(--line);transform:translateY(3px)}.ex-opt.on{border-color:var(--c);background:var(--soft);box-shadow:0 5px 0 var(--c);animation:.32s cubic-bezier(.3,1.6,.5,1) ex-pop}.ex-opt .bub{width:40px;height:40px;color:var(--ink-soft);background:#f4f1fb;border-radius:14px;flex:none;place-items:center;font-size:18px;font-weight:700;transition:background .15s,color .15s;display:grid}.ex-opt.on .bub{background:var(--c);color:#fff}.ex-opt .tick{opacity:0;margin-left:auto;font-size:22px;transition:all .2s cubic-bezier(.3,1.6,.5,1);transform:scale(.4)}.ex-opt.on .tick{opacity:1;transform:scale(1)}.ex-opt.tf{flex-direction:column;justify-content:center;gap:6px;min-height:110px;font-size:26px;font-weight:600}.ex-opt.tf .tfe{font-size:38px}@keyframes ex-pop{0%{transform:scale(.96)}60%{transform:scale(1.03)}to{transform:scale(1)}}.ex-input,.ex-text{border:3px solid var(--line);width:100%;color:var(--ink);background:#fcfbff;border-radius:20px;outline:none;padding:16px 18px;font-size:20px;transition:border-color .15s,box-shadow .15s}.ex-text{resize:vertical;min-height:170px;line-height:1.45}.ex-input:focus,.ex-text:focus{border-color:var(--c,#9b51e0);box-shadow:0 0 0 5px color-mix(in srgb, var(--c,#9b51e0) 18%, transparent);background:#fff}.ex-count{color:var(--ink-soft);text-align:right;margin-top:8px;font-size:14px}.ex-btn{color:#fff;background:var(--c,#9b51e0);box-shadow:0 6px 0 color-mix(in srgb, var(--c,#9b51e0) 65%, #000);border:none;border-radius:20px;justify-content:center;align-items:center;gap:10px;padding:16px 28px;font-size:20px;font-weight:600;transition:transform .1s,box-shadow .1s,filter .15s;display:inline-flex}.ex-btn:hover{filter:brightness(1.05)}.ex-btn:active{box-shadow:0 2px 0 color-mix(in srgb, var(--c,#9b51e0) 65%, #000);transform:translateY(4px)}.ex-btn:disabled{opacity:.55;cursor:not-allowed;transform:none}.ex-btn.ghost{color:var(--ink);box-shadow:0 6px 0 var(--line);background:#fff}.ex-btn.big{border-radius:24px;padding:20px 36px;font-size:24px}.ex-btn.wide{width:100%}.ex-nav{z-index:5;padding:12px 16px calc(12px + env(safe-area-inset-bottom));background:linear-gradient(#0000,#ffffffeb 30%);position:fixed;bottom:0;left:0;right:0}.ex-nav-in{align-items:flex-end;gap:12px;max-width:860px;margin:0 auto;display:flex}.ex-keji{flex:1;align-items:flex-end;gap:6px;min-width:0;display:flex}.ex-keji img{-o-object-fit:contain;object-fit:contain;flex:none;width:74px;height:74px;animation:2.6s ease-in-out infinite ex-bob}.ex-bubble{box-shadow:0 4px 0 var(--line);background:#fff;border-radius:18px;max-width:360px;margin-bottom:30px;padding:10px 14px;font-size:16px;font-weight:500;position:relative}.ex-bubble:before{content:"";border:8px solid #0000;border-left:0;border-right-color:#fff;position:absolute;bottom:12px;left:-8px}@media (max-width:560px){.ex-bubble{padding:8px 12px;font-size:14px}.ex-nav-in{flex-wrap:wrap;justify-content:flex-end;gap:8px}.ex-nav .ex-keji{flex-basis:100%;align-items:center}.ex-nav .ex-keji img{width:48px;height:48px}.ex-nav .ex-bubble{max-width:none;margin-bottom:0}.ex-nav .ex-bubble:before{bottom:50%;transform:translateY(50%)}.ex-nav .ex-btn{padding:12px 18px;font-size:18px}.ex-wrap{padding-bottom:200px}}@keyframes ex-bob{0%,to{transform:translateY(0)}50%{transform:translateY(-6px)}}.kid-bob{animation:3s ease-in-out infinite ex-bob}.kid-blink{transform-origin:50px 53px;animation:4.5s infinite ex-blink}@keyframes ex-blink{0%,92%,to{transform:scaleY(1)}95%{transform:scaleY(.1)}}.ex-kids{grid-template-columns:repeat(4,1fr);gap:10px;display:grid}.ex-kid{color:var(--ink-soft);box-shadow:0 4px 0 var(--line);background:#fff;border:3px solid #0000;border-radius:22px;flex-direction:column;align-items:center;gap:2px;padding:8px 4px 6px;font-size:14px;font-weight:600;transition:transform .12s;display:flex}.ex-kid:hover{transform:translateY(-3px)}.ex-kid.on{color:var(--ink);background:#f7f0ff;border-color:#9b51e0}.ex-classes{grid-template-columns:repeat(4,1fr);gap:10px;display:grid}.ex-class{color:#fff;border:3px solid #0000;border-radius:20px;padding:14px 4px;font-size:26px;font-weight:700;transition:transform .12s;box-shadow:0 5px #0000002e}.ex-class:hover{transform:translateY(-3px)}.ex-class.on{border-color:var(--ink);transform:scale(1.06)}.ex-class.off{opacity:.45}.ex-names{grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:10px;max-height:52vh;margin-top:16px;padding:4px 4px 8px;display:grid;overflow-y:auto}.ex-name{text-align:left;border:3px solid var(--line);color:var(--ink);box-shadow:0 4px 0 var(--line);background:#fff;border-radius:18px;align-items:center;gap:10px;width:100%;padding:8px 12px;font-size:17px;font-weight:500;transition:transform .12s;display:flex}.ex-name:hover{transform:translateY(-2px)}.ex-name.on{background:#eaf9f0;border-color:#27ae60;box-shadow:0 4px #27ae60}.ex-name-dot{color:#9b51e0;background:#f3e8ff;border-radius:50%;flex:none;place-items:center;width:34px;height:34px;font-weight:700;display:grid}.ex-name-tag{color:#1e9e6a;white-space:nowrap;background:#e2f7ee;border-radius:999px;margin-left:auto;padding:2px 8px;font-size:12px;font-weight:600}.ex-name-tag.go{color:#b54708;background:#fff4d6}.ex-suggest{background:#fff8e6;border:2px dashed #f2c94c;border-radius:18px;gap:8px;margin-top:14px;padding:14px;display:grid}.ex-link{color:#7b3f1e;background:0 0;border:none;padding:6px 4px;font-size:16px;font-weight:600;text-decoration:underline}.ex-qcard{border:3px solid var(--line);border-left:8px solid var(--c);box-shadow:0 5px 0 var(--line);background:#fff;border-radius:22px;flex-wrap:wrap;align-items:center;gap:14px;padding:16px;display:flex}.ex-qcard-icon{background:color-mix(in srgb, var(--c) 12%, #fff);border-radius:20px;flex:none;place-items:center;width:64px;height:64px;font-size:28px;display:grid}.ex-grade{border-radius:14px;align-items:baseline;gap:6px;margin-top:6px;padding:4px 12px;font-weight:600;display:inline-flex}.ex-wrap.wide{max-width:1120px}.ex-h3{margin:0;font-size:20px;font-weight:700}.ex-hello{flex-wrap:wrap;align-items:center;gap:14px;margin-bottom:18px;padding:18px 22px;display:flex}.ex-portal{grid-template-columns:1fr;gap:18px;display:grid}.ex-portal-main,.ex-portal-side{align-content:start;gap:18px;min-width:0;display:grid}@media (min-width:920px){.ex-portal{grid-template-columns:minmax(0,1.6fr) minmax(0,1fr)}}@media (max-width:919px){.ex-portal-main,.ex-portal-side{display:contents}.ex-o-quizzes{order:1}.ex-o-results{order:2}.ex-o-login{order:3}.ex-o-fact{order:4}.ex-o-chat{order:5}}.ex-qcard-text{flex:220px;min-width:0}.ex-qcard-act{flex-direction:column;align-items:flex-end;gap:8px;display:flex}@media (max-width:560px){.ex-qcard{padding:14px}.ex-qcard-icon{width:52px;height:52px;font-size:24px}.ex-qcard-act{flex-direction:row;flex:100%;justify-content:space-between;align-items:center}.ex-qcard-act .ex-btn{margin-left:auto}}.ex-mini{padding:18px}.ex-dl{grid-template-columns:auto 1fr;gap:6px 12px;margin:14px 0 0;font-size:16px;display:grid}.ex-dl dt{color:var(--ink-soft);font-weight:500}.ex-dl dd{margin:0;font-weight:600}.ex-dl code{color:#6b2fb3;background:#f3e8ff;border-radius:8px;padding:2px 8px;font-size:16px}.ex-results{gap:6px;margin:12px 0 0;padding:0;font-size:15px;list-style:none;display:grid}.ex-results li{background:#fbf8ff;border-radius:12px;justify-content:space-between;gap:8px;padding:8px 10px;display:flex}.ex-fact{background:linear-gradient(135deg,#fff8e1,#fff)}.ex-lang{border:2px solid var(--line);border-radius:999px;display:inline-flex;overflow:hidden}.ex-lang button{color:var(--ink-soft);background:#fff;border:none;padding:6px 12px;font-size:14px;font-weight:600}.ex-lang button.on{color:#fff;background:#9b51e0}.ex-chat{gap:10px;max-height:360px;margin-top:14px;padding:4px;display:grid;overflow-y:auto}.ex-msg{align-items:flex-end;gap:8px;display:flex}.ex-msg p{overflow-wrap:anywhere;border-radius:18px;max-width:85%;margin:0;padding:10px 14px;font-size:16px;line-height:1.4}.ex-msg.keji p{background:#f3e8ff;border-bottom-left-radius:6px}.ex-msg.me{justify-content:flex-end}.ex-msg.me p{color:#fff;background:#9b51e0;border-bottom-right-radius:6px}.ex-msg img{border-radius:50%;flex:none}.ex-msg .ex-dots span{width:8px;height:8px;margin:0 3px}.ex-chat-note{background:#fbf8ff;border-radius:14px;margin:12px 0 0;padding:12px 14px;font-weight:500}.ex-chips{flex-wrap:wrap;gap:8px;margin-top:12px;display:flex}.ex-chips button{color:#5b2e9e;background:#fbf8ff;border:2px solid #e9ddfb;border-radius:999px;padding:7px 12px;font-size:14px;font-weight:600;transition:transform .12s,background .15s}.ex-chips button:hover{background:#f3e8ff;transform:translateY(-2px)}.ex-chips button:disabled{opacity:.5;transform:none}.ex-caret{vertical-align:-2px;background:currentColor;width:2px;height:1em;margin-left:2px;animation:.8s step-end infinite ex-blinkc;display:inline-block}@keyframes ex-blinkc{50%{opacity:0}}.ex-fact-stage{min-height:112px;margin-top:8px;position:relative;overflow:hidden}.ex-fact-text{margin:0;font-size:17px;line-height:1.45}.ex-fact-nav{justify-content:space-between;align-items:center;margin-top:8px;display:flex}.ex-fact-nav>button{color:#7b3f1e;background:#fff;border:2px solid #f2d27a;border-radius:50%;width:34px;height:34px;font-size:20px;line-height:1}.ex-fact-dots{gap:6px;display:flex}.ex-fact-dots button{background:#ead9a6;border:none;border-radius:50%;width:9px;height:9px;padding:0;transition:width .3s,background .3s}.ex-fact-dots button.on{background:#e3a82b;border-radius:6px;width:22px}.ex-news{background:linear-gradient(135deg,#fff1e6,#fff);border:3px solid #f6c89f;margin-bottom:18px}.ex-news-item{background:#fff;border-left:6px solid #e2683c;border-radius:16px;margin-top:10px;padding:10px 14px;animation:.4s cubic-bezier(.3,1.6,.5,1) both ex-pop}.ex-news-item p{white-space:pre-wrap;margin:0;font-size:17px;font-weight:500}.ex-news-item span{color:var(--ink-soft);font-size:13px}.ex-label{margin:20px 0 8px;font-size:18px;font-weight:600;display:block}.ex-error{color:#b42318;background:#ffe8e8;border-radius:16px;margin-top:16px;padding:12px 16px;font-weight:500;animation:.4s ex-shake}@keyframes ex-shake{0%,to{transform:translate(0)}25%{transform:translate(-8px)}75%{transform:translate(8px)}}.ex-grid{grid-template-columns:repeat(auto-fill,minmax(64px,1fr));gap:10px;display:grid}.ex-cell{border:3px solid var(--c);height:64px;color:var(--c);box-shadow:0 4px 0 var(--line);background:#fff;border-radius:18px;font-size:22px;font-weight:700;position:relative}.ex-cell.done{background:var(--c);color:#fff}.ex-cell .warn{color:#fff;background:#f2b705;border-radius:50%;place-items:center;width:24px;height:24px;font-size:15px;display:grid;position:absolute;top:-8px;right:-8px}.ex-rules{grid-template-columns:1fr;gap:12px;margin:20px 0;display:grid}@media (min-width:640px){.ex-rules{grid-template-columns:1fr 1fr}}.ex-rule{background:#fbf8ff;border-radius:20px;align-items:center;gap:12px;padding:14px;font-size:17px;font-weight:500;display:flex}.ex-rule b{flex:none;font-size:30px}.ex-section-emoji{border-radius:40px;place-items:center;width:130px;height:130px;margin:0 auto 16px;font-size:70px;animation:3.5s ease-in-out infinite ex-float;display:grid;box-shadow:0 8px #00000014}.ex-pill{letter-spacing:.5px;border-radius:999px;padding:6px 14px;font-size:14px;font-weight:600;display:inline-block}.ex-stars{justify-content:center;gap:6px;font-size:46px;display:flex}.ex-star{filter:grayscale()opacity(.25);transition:filter .3s}.ex-star.lit{filter:none;animation:.5s cubic-bezier(.3,1.6,.5,1) both ex-pop}.ex-bar{background:#f1eef8;border-radius:999px;height:16px;overflow:hidden}.ex-bar>div{border-radius:999px;height:100%;transition:width 1s cubic-bezier(.3,1.2,.5,1)}.ex-dots span{background:#9b51e0;border-radius:50%;width:12px;height:12px;margin:0 4px;animation:1.2s infinite ex-dot;display:inline-block}.ex-dots span:nth-child(2){background:#f2994a;animation-delay:.15s}.ex-dots span:nth-child(3){background:#2f80ed;animation-delay:.3s}@keyframes ex-dot{0%,80%,to{opacity:.4;transform:translateY(0)}40%{opacity:1;transform:translateY(-10px)}}.ex-modal-bg{z-index:50;background:#23194a73;place-items:center;padding:16px;display:grid;position:fixed;top:0;bottom:0;left:0;right:0}.ex-saved{color:var(--ink-soft);white-space:nowrap;font-size:13px;font-weight:500}@media (max-width:919px){.ex-o-courses{order:0}.ex-o-certs{order:2}}.ex-lessons{gap:10px;margin:12px 0 0;padding:0;list-style:none;display:grid}.ex-lesson-row{text-align:left;border:3px solid var(--line);width:100%;box-shadow:0 4px 0 var(--line);color:var(--ink);background:#fff;border-radius:20px;align-items:center;gap:12px;padding:10px 14px;transition:transform .12s;display:flex}.ex-lesson-row:hover{transform:translateY(-2px)}.ex-lesson-row .n{width:40px;height:40px;color:var(--ink-soft);background:#f4f1fb;border-radius:14px;flex:none;place-items:center;font-weight:700;display:grid}.ex-lesson-row.done .n{background:var(--c);color:#fff}.ex-lesson-row.started{border-color:color-mix(in srgb, var(--c) 45%, #fff)}.ex-lesson-row .t{flex:1;min-width:0;display:grid}.ex-lesson-row .t b{font-size:17px;font-weight:600}.ex-lesson-row .t small{color:var(--ink-soft);font-size:14px}.ex-lesson-row .s{color:var(--c);font-weight:700}.ex-lesson-row .go{color:var(--c);flex:none;font-size:15px;font-weight:600}@media (max-width:560px){.ex-lesson-row .go{display:none}}.ex-l-topic{gap:12px;padding:22px;display:grid}.ex-l-p{margin:0;font-size:18px;line-height:1.6}.ex-l-h{margin:6px 0 0;font-size:19px;font-weight:700}.ex-l-list{gap:6px;margin:8px 0 0;padding-left:22px;font-size:17px;line-height:1.5;list-style:outside;display:grid}.ex-l-note{background:color-mix(in srgb, var(--c,#9b51e0) 9%, #fff);border-left:5px solid var(--c,#9b51e0);border-radius:16px;padding:12px 16px;font-size:17px;line-height:1.5}.ex-l-table{border:2px solid var(--line);border-radius:16px;overflow-x:auto}.ex-l-table table{border-collapse:collapse;width:100%;font-size:16px}.ex-l-table th{text-align:left;background:#fbf8ff;padding:10px 12px}.ex-l-table td{border-top:2px solid var(--line);vertical-align:top;padding:10px 12px}.ex-l-table td:first-child{white-space:nowrap;font-weight:600}.ex-l-check{background:#fff8e6;border:2px dashed #f2c94c;border-radius:16px;padding:12px 16px;font-size:16px}.ex-l-check ol{gap:4px;margin:6px 0 0;padding-left:20px;list-style:decimal;display:grid}.ex-l-tasks{gap:8px;margin:4px 0 0;padding:0;list-style:none;display:grid}.ex-l-tasks li{gap:10px;font-size:17px;line-height:1.45;display:flex}.ex-l-tasks span{color:#6b2fb3;background:#f3e8ff;border-radius:50%;flex:none;place-items:center;width:28px;height:28px;font-size:14px;font-weight:700;display:grid}.ex-l-nav{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;display:flex}.ex-l-q{margin-top:10px}.ex-l-qtext{margin:8px 0 12px;font-size:19px;font-weight:600}.ex-l-qtext small{color:var(--ink-soft);font-weight:500}.ex-feedback{background:#fff1f1;border-radius:16px;gap:4px;padding:12px 16px;font-size:16px;display:grid}.ex-feedback.ok{background:#e2f7ee}.ex-feedback ul{gap:4px;margin:4px 0 0;padding-left:0;list-style:none;display:grid}.ex-cert-banner{background:linear-gradient(135deg,#fff4d6,#fff);border:3px solid #f2c94c;border-radius:18px;flex-wrap:wrap;align-items:center;gap:12px;margin-top:16px;padding:12px 16px;font-size:18px;font-weight:600;display:flex}.ex-cert-banner span{flex:1;min-width:180px}.ex-video{box-shadow:0 8px 0 var(--line);aspect-ratio:16/9;background:#000;border-radius:22px;position:relative;overflow:hidden}.ex-video video,.ex-video iframe{border:0;width:100%;height:100%;position:absolute;top:0;bottom:0;left:0;right:0}.ex-workbook{text-align:center;background:#fff;border:3px dashed #d7d1e6;border-radius:20px;padding:36px 16px;transition:transform .3s,border-color .3s}.ex-workbook>span{color:#fff;background:var(--c,#217346);border-radius:16px;padding:14px 24px;font-weight:600;display:inline-flex}.ex-workbook.glow{border-color:var(--c);transform:scale(1.03)}.ex-sheet{border:2px solid var(--line);background:#fff;border-radius:16px;padding:10px;font-family:Fira Sans,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Noto Sans,Ubuntu,Cantarell,Helvetica Neue,sans-serif;overflow-x:auto}.ex-ribbon-try{color:var(--ink-soft);margin:0 0 8px;font-weight:600}.ex-ribbon-win{box-shadow:0 8px 0 var(--line);background:#fff;border:2px solid #e3e8e5;border-radius:18px;font-family:Fira Sans,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Noto Sans,Ubuntu,Cantarell,Helvetica Neue,sans-serif;overflow:hidden}.ex-ribbon-title{color:#fff;background:#0f5c33;align-items:center;gap:8px;padding:8px 14px;font-size:13px;font-weight:600;display:flex}.ex-ribbon-title span{background:#ffffff59;border-radius:50%;width:10px;height:10px}.ex-ribbon-tabs{background:#f6f7f6;border-bottom:1px solid #e3e8e5;display:flex;overflow-x:auto}.ex-ribbon-tabs button{color:#555;white-space:nowrap;background:0 0;border:none;border-bottom:3px solid #0000;padding:10px 14px;font-size:14px;font-weight:600}.ex-ribbon-tabs button.on{color:#111}.ex-ribbon-tabs button.file{color:#0f5c33}.ex-ribbon-tabs button.file.on{color:#fff;background:#0f5c33}.ex-ribbon-groups{background:#f6f7f6;flex-wrap:wrap;gap:10px;padding:14px;display:flex}.ex-ribbon-groups div{background:#fff;border:1px solid #e3e8e5;border-radius:10px;flex:140px;gap:2px;min-width:140px;padding:8px 10px;display:grid}.ex-ribbon-groups b{font-size:14px}.ex-ribbon-groups span{color:#666;font-size:13px;line-height:1.35}.ex-backstage{flex-wrap:wrap;min-height:200px;display:flex}.ex-backstage-menu{background:#0f5c33;flex:0 0 170px;align-content:start;display:grid}.ex-backstage-menu button{color:#fff;text-align:left;background:0 0;border:none;padding:10px 14px;font-size:14px;font-weight:600}.ex-backstage-menu button.on{background:#ffffff2e}.ex-backstage-body{background:#f6f7f6;flex:240px;padding:18px}.ex-backstage-body p{color:#444;margin:6px 0 0;font-size:15px;line-height:1.5}.ex-ribbon-sheet{border-top:1px solid #e3e8e5;grid-template-columns:28px repeat(6,1fr);display:grid}.ex-ribbon-sheet span{color:#888;border-bottom:1px solid #eef0ee;border-right:1px solid #eef0ee;place-items:center;height:24px;font-size:11px;display:grid}.ex-ribbon-sheet span:nth-child(-n+7),.ex-ribbon-sheet span:nth-child(7n+1){background:#f3f4f3;font-weight:600}@media (max-width:560px){.ex-backstage-menu{flex-basis:100%;grid-auto-flow:column;overflow-x:auto}.ex-l-p{font-size:17px}}.ex-resume{text-align:left;border:4px solid color-mix(in srgb, var(--c) 35%, #fff);width:100%;color:var(--ink);align-items:center;gap:16px;margin-bottom:18px;padding:18px 20px;display:flex}.ex-resume:hover{transform:translateY(-2px)}.ex-resume-icon{background:color-mix(in srgb, var(--c) 14%, #fff);border-radius:20px;flex:none;place-items:center;width:64px;height:64px;font-size:30px;display:grid}.ex-resume-text{flex:1;gap:2px;min-width:0;display:grid}.ex-resume-text small{text-transform:uppercase;letter-spacing:.6px;color:var(--c);font-size:14px;font-weight:600}.ex-resume-text b{font-size:22px;font-weight:700}.ex-resume-text>span{color:var(--ink-soft);font-size:15px}@media (max-width:560px){.ex-resume{flex-wrap:wrap}.ex-resume .ex-btn{width:100%}.ex-resume-icon{width:52px;height:52px}}.ex-stats{grid-template-columns:repeat(3,1fr);gap:8px;margin-top:10px;display:grid}.ex-stats div{text-align:center;background:#fbf8ff;border-radius:14px;padding:8px 6px;display:grid}.ex-stats b{font-size:22px}.ex-stats span{color:var(--ink-soft);font-size:12px}.ex-badges{grid-template-columns:repeat(5,1fr);gap:6px;margin-top:12px;display:grid}.ex-badge{text-align:center;filter:grayscale();opacity:.55;background:#f6f4fa;border-radius:14px;justify-items:center;gap:2px;padding:6px 2px;display:grid;position:relative}.ex-badge.on{filter:none;opacity:1;background:#fff6da;animation:.4s cubic-bezier(.3,1.6,.5,1) both ex-pop;box-shadow:0 3px #f2d27a}.ex-badge i{font-size:24px;font-style:normal}.ex-badge small{font-size:10px;font-weight:600;line-height:1.15}.ex-badge em{box-shadow:0 1px 0 var(--line);background:#fff;border-radius:999px;padding:1px 5px;font-size:10px;font-style:normal;font-weight:700;position:absolute;top:-6px;right:-4px}@media (max-width:919px){.ex-o-stars{order:1}}.ex-ask-keji{text-align:left;width:100%;color:var(--ink);border:3px dashed #d9c6f5;align-items:center;gap:12px;display:flex}.ex-ask-keji span:first-of-type{flex:1;display:grid}.ex-ask-keji b{font-size:18px}.ex-ask-keji small{color:var(--ink-soft);font-size:14px}.ex-cert{box-shadow:0 8px 0 var(--line), 0 18px 40px #23194a14;background:#fff;border-radius:24px;padding:18px}.ex-cert-in{text-align:center;background:radial-gradient(circle at top,#fffbef,#fff 60%);border:6px double #c9a227;border-radius:16px;padding:max(20px,min(5vw,48px)) max(14px,min(4vw,40px))}.ex-cert-logo{width:auto;height:44px;margin:0 auto;display:block}.ex-cert-kicker{letter-spacing:3px;color:#7b3f1e;margin:12px 0 0;font-size:13px;font-weight:600}.ex-cert-title{color:#3a1f12;margin:6px 0 18px;font-size:max(28px,min(5vw,46px));font-weight:700}.ex-cert-line{color:var(--ink-soft);margin:4px 0;font-size:max(16px,min(2.4vw,19px))}.ex-cert-name{color:#7b3f1e;border-bottom:2px solid #e9d9a6;margin:6px 0;padding:0 18px 4px;font-size:max(30px,min(6vw,52px));font-weight:700;display:inline-block}.ex-cert-course{color:var(--ink);margin:6px 0 10px;font-size:max(22px,min(4vw,32px));font-weight:600}.ex-cert-foot{justify-content:space-between;align-items:flex-end;gap:12px;margin-top:28px;display:flex}.ex-cert-foot div{border-top:2px solid #e9d9a6;gap:2px;min-width:120px;padding-top:6px;display:grid}.ex-cert-foot span{color:var(--ink-soft);font-size:13px}.ex-cert-code{color:var(--ink-soft);overflow-wrap:anywhere;margin:20px 0 0;font-size:13px}.ex-cert-actions{flex-wrap:wrap;justify-content:center;align-items:center;gap:12px;margin-top:20px;display:flex}@media print{@page{size:A4 landscape;margin:10mm}.ex-certpage{background:#fff!important}.ex-certpage .ex-cert-actions,.ex-certpage .ex-bg{display:none!important}.ex-certpage .ex-wrap{max-width:none!important;padding:0!important}.ex-certpage .ex-cert{box-shadow:none;padding:0}.ex-certpage *{-webkit-print-color-adjust:exact;-moz-print-color-adjust:exact;print-color-adjust:exact}}.ex.ex-embed{background:0 0;min-height:0;overflow:visible}@media (prefers-reduced-motion:reduce){.ex *,.ex :before{transition:none!important;animation:none!important}}@media print{body:has(.pz-report) *{visibility:hidden}body:has(.pz-report) .pz-report{visibility:visible}body:has(.pz-report) .pz-report *{visibility:visible}body:has(.pz-report) .pz-report{width:100%;max-width:none;margin:0;position:absolute;top:0;left:0}}