.av-app{--av-ink:#182b35;--av-muted:#64757c;--av-green:#087f68;--av-line:#dde6e3;--av-bg:#f5f8f6;color:var(--av-ink);background:var(--av-bg);font-family:Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;font-size:16px;line-height:1.6;border:1px solid var(--av-line);border-radius:22px;overflow:hidden;max-width:1440px;margin:24px auto}.av-app *{box-sizing:border-box}.av-app a{text-decoration:none;color:var(--av-green)}.av-app a:hover{text-decoration:underline}.av-app h1,.av-app h2,.av-app h3{font-family:inherit;font-weight:700;color:var(--av-ink);line-height:1.18;letter-spacing:-.035em;margin:0 0 16px}.av-app h1{font-size:clamp(28px,4vw,48px)}.av-app h2{font-size:26px}.av-app h3{font-size:21px}.av-app p{margin:0 0 18px}.av-top{display:flex;align-items:center;justify-content:space-between;padding:24px 36px;background:white;gap:20px}.av-brand{display:flex;align-items:center;gap:12px;font-size:22px;font-weight:750;color:var(--av-ink)!important;line-height:1.2}.av-brand small{display:block;color:var(--av-muted);font-size:11px;font-weight:400;margin-top:5px;letter-spacing:.02em}.av-brand-icon{background:var(--av-green);color:#d9f6b1;width:45px;height:45px;border-radius:14px;font-size:34px;display:grid;place-content:center;font-weight:750;font-style:italic}.av-user{font-size:13px;font-weight:600}.av-nav{display:flex;gap:27px;background:white;border-bottom:1px solid var(--av-line);padding:0 36px;overflow:auto}.av-nav a{white-space:nowrap;font-size:13px;color:var(--av-muted);font-weight:650;padding:17px 0;border-bottom:3px solid transparent}.av-nav .is-active{color:var(--av-green);border-color:var(--av-green)}.av-main{padding:32px 36px 42px}.av-hero{position:relative;padding:40px;border-radius:20px;background:#123f36;color:#d5e9e0;display:flex;justify-content:space-between;gap:30px;overflow:hidden}.av-hero h1{color:white;font-size:clamp(28px,3.4vw,43px);max-width:640px}.av-hero p{max-width:510px;font-size:15px}.av-kicker{display:block;font-size:10px;font-weight:750;letter-spacing:.16em;color:var(--av-green);margin:0 0 15px}.av-hero .av-kicker{color:#c1e799}.av-orbit{flex:0 0 230px;width:230px;height:230px;border:1px solid #658e61;border-radius:50%;display:flex;flex-direction:column;align-items:center;justify-content:center;transform:rotate(-12deg);align-self:center;box-shadow:0 0 0 23px #ffffff04,0 0 0 45px #ffffff03;color:#d9f6b1}.av-orbit span{font-size:47px;line-height:1}.av-orbit b{font-size:30px;text-align:center;line-height:1.05;margin:12px 0}.av-orbit i{font-size:8px;letter-spacing:.1em;font-style:normal}.av-app .av-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 19px;background:var(--av-green);color:white;border:1px solid transparent;border-radius:9px;font-family:inherit;font-weight:650;font-size:13px;line-height:1.4;cursor:pointer;box-shadow:none;text-decoration:none;white-space:normal}.av-app .av-btn:hover{background:#086753;text-decoration:none}.av-app .av-btn-light{background:#dcf6b9;color:#193c29}.av-app .av-btn-secondary{background:#fff;border-color:var(--av-line);color:var(--av-ink)}.av-app button:disabled{opacity:.4;cursor:default}.av-app :focus-visible{outline:3px solid #b78a24;outline-offset:3px}.av-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin:23px 0 35px}.av-stats>div{background:white;border:1px solid var(--av-line);border-radius:12px;padding:19px 24px;display:flex;align-items:center;gap:16px}.av-stats strong{font-size:30px;letter-spacing:-.04em;color:var(--av-green)}.av-stats span{color:var(--av-muted);font-size:12px}.av-section-title{display:flex;justify-content:space-between;align-items:center;gap:16px;margin:14px 0 20px}.av-section-title h2{margin:0}.av-section-title>a{font-size:12px;font-weight:650}.av-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px;margin:20px 0 35px}.av-card{background:#fff;border:1px solid var(--av-line);border-radius:16px;overflow:hidden;display:flex;flex-direction:column;min-width:0;transition:transform .2s,box-shadow .2s}.av-card:hover{transform:translateY(-3px);box-shadow:0 10px 24px #18382b0d}.av-card-cover{height:160px;position:relative;display:flex;align-items:center;justify-content:center;overflow:hidden;text-decoration:none!important}.av-card-cover>span{font-size:104px;line-height:1;transform:rotate(-12deg)}.av-card-cover img{width:100%;height:100%;object-fit:cover}.av-card-cover em{position:absolute;left:16px;bottom:14px;background:#ffffffed;padding:4px 9px;border-radius:5px;font-size:10px;font-weight:650;color:#253c31;font-style:normal}.av-tone-0{background:#dbeacc;color:#487435!important}.av-tone-1{background:#dfe4f7;color:#616a9f!important}.av-tone-2{background:#f2e5cf;color:#9c7434!important}.av-tone-3{background:#d5e9e7;color:#458880!important}.av-card-body{padding:21px;display:flex;flex-direction:column;flex:1}.av-meta{font-size:10px;color:var(--av-muted);font-weight:600;letter-spacing:.03em;margin-bottom:12px}.av-meta span{padding:0 7px}.av-card h3{font-size:19px;letter-spacing:-.025em}.av-card h3 a{color:var(--av-ink)}.av-card p{font-size:12px;color:var(--av-muted);margin-bottom:17px}.av-progress-label{display:flex;justify-content:space-between;gap:10px;font-size:10px;color:var(--av-muted);margin-bottom:7px}.av-app progress{appearance:none;border:0;height:5px;width:100%;border-radius:6px;overflow:hidden;background:#e7eeea;display:block;margin:0 0 16px}.av-app progress::-webkit-progress-bar{background:#e7eeea}.av-app progress::-webkit-progress-value{background:var(--av-green);border-radius:6px}.av-app progress::-moz-progress-bar{background:var(--av-green)}.av-card-link{display:flex;justify-content:space-between;border-top:1px solid var(--av-line);padding-top:14px;margin-top:auto;font-size:12px;font-weight:650}.av-card .av-lock{margin-top:auto}.av-panel,.av-empty{padding:27px;background:white;border:1px solid var(--av-line);border-radius:14px}.av-empty{grid-column:1/-1;color:var(--av-muted)}.av-empty h2,.av-empty h3{color:var(--av-ink)}.av-notice{padding:16px 20px;border:1px solid #c6ded5;background:#e8f4ee;border-radius:10px;margin:0 0 20px;font-size:14px}.av-filters{display:flex;flex-wrap:wrap;gap:9px;margin-bottom:24px}.av-filters a{border:1px solid var(--av-line);padding:7px 15px;background:white;border-radius:30px;font-size:12px;color:var(--av-muted)}.av-filters .is-active{background:var(--av-green);color:white;border-color:var(--av-green)}.av-back{display:inline-block;font-size:12px;margin-bottom:24px}.av-course-heading{max-width:850px;margin-bottom:24px}.av-course-heading>p{color:var(--av-muted);font-size:13px}.av-enroll{display:flex;justify-content:space-between;align-items:center;gap:24px;margin-bottom:24px}.av-enroll h2{font-size:22px}.av-enroll p{margin:0;font-size:13px}.av-buy{display:flex;flex-direction:column;gap:14px;min-width:160px}.av-buy>span{font-size:20px;font-weight:700}.av-course-layout{display:grid;grid-template-columns:290px minmax(0,1fr);gap:24px;margin-bottom:35px}.av-syllabus{background:white;border:1px solid var(--av-line);border-radius:14px;padding:23px;align-self:start}.av-syllabus h2{font-size:19px}.av-step{display:flex;gap:12px;padding:15px 9px;margin:4px -9px;border-radius:8px;font-size:12px;color:var(--av-muted)!important;line-height:1.45}.av-step small{display:block;font-size:10px;margin-top:4px;color:var(--av-muted)}.av-step-icon{flex:0 0 25px;font-size:14px;text-align:center}.av-step.is-done{color:var(--av-green)!important}.av-step.is-done .av-step-icon{background:#dbf1e6;border-radius:7px}.av-step.is-current{background:#f0f6f2}.av-syllabus .av-card-link{margin-top:18px}.av-lesson-panel{padding:30px;background:white;border:1px solid var(--av-line);border-radius:14px;min-width:0}.av-rich{font-size:15px;line-height:1.8;overflow-wrap:anywhere}.av-rich img{max-width:100%;height:auto}.av-rich h2,.av-rich h3{margin-top:25px}.av-video{width:100%;max-height:480px;background:#142a26;border-radius:10px;margin:5px 0 25px}.av-video-embed{margin-bottom:24px}.av-video-embed iframe{width:100%;aspect-ratio:16/9;height:auto;border:0}.av-slide-controls{display:flex;justify-content:space-between;align-items:center;gap:10px;padding:16px 0;border-top:1px solid var(--av-line);margin-top:20px}.av-slide-count{font-size:11px;white-space:nowrap}.av-app [hidden]{display:none!important}.av-timer{background:#fff3d7;color:#74501b;padding:10px 15px;border-radius:8px;font-size:13px;margin-bottom:20px}.av-form{display:grid;gap:15px;margin-top:22px}.av-form label{font-size:13px;display:grid;gap:7px}.av-form input,.av-form textarea,.av-form select{font-family:inherit;font-size:15px;padding:11px;border:1px solid #becdc6;border-radius:8px;max-width:100%;background:#fff;color:var(--av-ink)}.av-form textarea{width:100%}.av-form button{justify-self:start}.av-question{border:0;padding:0;margin:8px 0 14px;min-width:0}.av-question legend{font-size:15px;font-weight:650;margin-bottom:12px}.av-form .av-answer{display:flex;align-items:center;gap:10px;border:1px solid var(--av-line);padding:12px 15px;border-radius:9px;margin-bottom:8px;cursor:pointer}.av-answer:hover{background:#f4f8f4}.av-answer input{accent-color:var(--av-green);width:17px;height:17px;margin:0;flex:none}.av-answer:has(input:checked){border-color:var(--av-green);background:#edf7f0}.av-success{background:#eff7e9;border:1px solid #d0e8bd;padding:24px;border-radius:12px;margin:25px 0}.av-success h3{color:#356b2c}.av-success p{font-size:13px}.av-calendar{background:#fff;border:1px solid var(--av-line);border-radius:12px;overflow:hidden;margin:25px 0 15px}.av-calendar-week,.av-calendar-grid{display:grid;grid-template-columns:repeat(7,minmax(0,1fr))}.av-calendar-week>div{padding:11px;text-align:center;font-size:11px;background:#e9f0eb;font-weight:650}.av-calendar-day{min-height:115px;padding:10px;border-top:1px solid var(--av-line);border-right:1px solid var(--av-line);font-size:11px;min-width:0}.av-calendar-day:nth-child(7n){border-right:0}.av-calendar-day>b{display:block;margin-bottom:8px;color:var(--av-muted);font-weight:400}.av-calendar-day a{display:block;padding:6px;border-radius:5px;background:#e4f1e7;font-size:10px;line-height:1.4;margin-bottom:5px;overflow-wrap:anywhere}.av-calendar-day small{display:block;font-size:9px;margin-top:3px}.av-calendar-blank{background:#fafbfa}.av-calendar-nav{display:flex;align-items:center;gap:12px;font-size:13px}.av-calendar-nav .av-btn{padding:9px 13px}.av-muted{font-size:12px;color:var(--av-muted)}.av-badges{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin:28px 0 35px}.av-badge{background:#f0f1ef;border:1px solid var(--av-line);padding:25px 15px;border-radius:12px;text-align:center;color:var(--av-muted)}.av-badge span{display:block;font-size:32px;margin-bottom:12px}.av-badge strong{display:block;font-size:12px}.av-badge small{font-size:10px}.av-badge.is-earned{background:#f3f4df;color:#646526;border-color:#dfe3b9}.av-coupon{border-top:1px dashed #b6cdbf;margin-top:23px;padding-top:18px;font-size:12px}.av-coupon code{display:inline-block;background:#ecf4e9;padding:5px;overflow-wrap:anywhere;font-size:12px}.av-coupon small{color:var(--av-muted)}.av-message-list{display:grid;gap:15px}.av-message{max-width:90%;padding:20px;border-radius:12px;background:#fff;border:1px solid var(--av-line);overflow-wrap:anywhere}.av-message.is-mine{background:#eaf4ed;margin-left:auto;width:90%}.av-message header{display:flex;gap:20px;justify-content:space-between;font-size:12px;margin-bottom:12px}.av-message header small{font-size:10px;color:var(--av-muted)}.av-message p{font-size:14px;margin:0}.av-footer{padding:19px 36px;border-top:1px solid var(--av-line);display:flex;justify-content:space-between;gap:20px;font-size:10px;font-weight:600;background:white}.av-footer span{font-weight:400;color:var(--av-muted)}
@media(min-width:1400px){.av-main{padding:40px 48px}.av-top,.av-nav{padding-left:48px;padding-right:48px}}
@media(max-width:1000px){.av-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.av-orbit{flex-basis:170px;width:170px;height:170px}.av-orbit b{font-size:24px}.av-hero{padding:30px}.av-course-layout{grid-template-columns:235px minmax(0,1fr)}.av-lesson-panel{padding:22px}.av-stats>div{padding:15px;gap:10px}}
@media(max-width:700px){.av-app{margin:12px auto;border-radius:12px}.av-top{padding:18px}.av-user{max-width:110px;text-align:right;font-size:11px}.av-brand{font-size:18px}.av-brand small{font-size:9px}.av-nav{padding:0 18px;gap:20px}.av-nav a{font-size:12px}.av-main{padding:23px 18px}.av-hero{padding:27px 23px}.av-orbit{display:none}.av-stats{gap:8px;margin:16px 0 28px}.av-stats>div{display:block;padding:13px 10px}.av-stats strong{display:block;font-size:25px}.av-stats span{display:block;font-size:10px}.av-grid{grid-template-columns:1fr;gap:18px}.av-card-cover{height:180px}.av-card h3{font-size:22px}.av-card p{font-size:14px}.av-section-title{align-items:flex-start;flex-wrap:wrap}.av-section-title h2{font-size:23px}.av-course-layout{grid-template-columns:1fr}.av-enroll{display:block}.av-buy{margin-top:20px}.av-badges{grid-template-columns:repeat(2,1fr);gap:10px}.av-calendar{overflow:auto}.av-calendar-week,.av-calendar-grid{min-width:630px}.av-calendar-day{min-height:95px}.av-slide-controls .av-btn{padding:10px;font-size:11px}.av-message{max-width:96%;padding:15px}.av-message header{display:block}.av-message header small{display:block;margin-top:4px}.av-footer{padding:18px;display:block}.av-footer span{display:block;margin-top:5px}}
@media(prefers-reduced-motion:reduce){.av-card{transition:none}.av-card:hover{transform:none}}