:root{--ink:#193d4b;--teal:#2c756c;--muted:#536b70;--paper:#faf9f5;--line:#d9e5df;--mint:#e6f2e9;--gold:#e8ad64;font-family:"Avenir Next",Avenir,"Segoe UI",sans-serif;color:var(--ink);background:var(--paper);font-size:16px;font-synthesis:none}*{box-sizing:border-box}html{scroll-behavior:auto;scroll-padding-top:110px}body{margin:0}a{color:inherit}button,input,select,textarea{font:inherit}button,a,input,select,textarea,summary{-webkit-tap-highlight-color:transparent}:focus-visible{outline:3px solid #d39943;outline-offset:4px}button{cursor:pointer}button:disabled{cursor:default;opacity:.65}[hidden]{display:none!important}img{max-width:100%}p{line-height:1.7}h1,h2,h3{font-family:Georgia,"Times New Roman",serif;font-weight:400;letter-spacing:-.045em}h2{font-size:clamp(34px,4vw,52px);line-height:1.12;margin:12px 0 22px}h3{font-size:27px}h4{font-size:17px}em{color:var(--teal);font-weight:400}.wrap{width:min(1240px,calc(100% - 80px));margin-inline:auto}.skip{position:fixed;left:16px;top:-80px;z-index:20;background:white;padding:15px}.skip:focus{top:10px}.public-header{position:sticky;top:0;z-index:10;background:#faf9f5f5;border-bottom:1px solid var(--line);backdrop-filter:blur(15px)}.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:90px}.brand{display:flex;align-items:center;gap:10px;text-decoration:none;flex-shrink:0}.brand>span{font:700 22px Georgia,serif;letter-spacing:-.04em}.brand small{display:block;font:400 10px/1.4 "Avenir Next",sans-serif;letter-spacing:.02em;color:var(--muted);margin-top:5px}.main-nav{display:flex;gap:22px}.main-nav a,.login-link{font-size:13px;font-weight:600;text-decoration:none;padding-block:14px;white-space:nowrap}.main-nav 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#b9cfc2;padding-top:23px}.step-number{color:#36796c;font:400 18px Georgia,serif}.method-step h3{margin:18px 0 12px}.method-step p{color:var(--muted);font-size:14px}.level-section{background:#edf3ed;padding-block:80px}.levels-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:14px;margin-top:35px}.level-card{border:1px solid #cfded3;border-radius:17px;background:#fffef9;padding:22px 20px;display:flex;flex-direction:column;align-items:flex-start}.level-code{display:inline-flex;align-items:center;justify-content:center;width:46px;height:46px;background:#dcefe3;border-radius:13px;color:#2d6457;font-weight:800;font-size:19px}.tone-1 .level-code{background:#e5eddb}.tone-2 .level-code{background:#f8ead0}.tone-3 .level-code{background:#f6e1d4}.tone-4 .level-code{background:#dfe6f0}.level-card h3{font-size:24px;margin:24px 0 12px}.level-card 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0;font-size:14px;font-weight:600;list-style:none}summary::-webkit-details-marker{display:none}summary>span{font-size:22px;color:var(--teal)}details[open] summary>span{transform:rotate(45deg)}.demo-card{border:1px solid var(--line);padding:34px;border-radius:24px;background:white;box-shadow:0 20px 40px #193d4b08}fieldset{border:0;padding:0;margin:0;min-width:0}legend{font-size:13px;font-weight:600;margin-bottom:18px;line-height:1.6}.demo-sentence{font:400 29px/1.4 Georgia,serif;margin:0}.demo-sentence span{color:#c98d42}.translation{font-size:13px;color:var(--muted);margin-top:8px}.demo-options{display:grid;gap:10px;margin:24px 0}.demo-options label{display:flex;align-items:center;gap:14px;min-height:52px;border:1px solid var(--line);border-radius:10px;padding:8px 14px;cursor:pointer;font-size:15px}.demo-options label:has(:checked){border-color:var(--teal);background:#edf6ef}.demo-options 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p{font-size:12px;color:var(--muted);max-width:900px}.public-footer{padding-block:30px;display:flex;align-items:center;justify-content:space-between;border-top:1px solid var(--line);gap:20px}.public-footer p,.public-footer>a{font-size:11px;color:var(--muted)}.public-footer>a{display:flex;align-items:center;min-height:44px}.public-footer .brand>span{font-size:19px}
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@media(max-width:520px){html{scroll-padding-top:95px}.wrap{width:calc(100% - 32px)}.header-inner{gap:10px;min-height:76px}.brand>span{font-size:18px}.brand img{width:33px;height:33px}.brand small{display:none}.header-actions{gap:12px}.header-join{display:none}.language-picker>span{display:none}.language-picker select{font-size:12px;min-height:44px;padding:5px 0;width:83px}.login-link{font-size:12px;min-height:44px}.hero{padding-top:34px}.eyebrow{font-size:9px;letter-spacing:.09em;margin-bottom:18px}h1{font-size:46px;line-height:1.08;margin-bottom:22px}.hero-lead{font-size:15px}.cta-row{gap:14px;margin-top:24px}.cta-row .button{width:100%;justify-content:space-between}.cta-row .under-link{font-size:13px}.reassurance{font-size:10px;margin-top:16px}.hero-scene{min-height:390px;margin-top:12px}.scene-circle{width:310px;height:310px;right:0;top:35px}.lesson-card{width:250px;left:8px;top:23px;padding:23px;transform:rotate(-4deg)}.lesson-card h2{font-size:26px}.lesson-card>p:not(.mini-label){font-size:11px}.lesson-card .mini-label{font-size:8px}.hero-example{padding:13px}.hero-example strong{font-size:22px}.lesson-card .card-foot{display:none}.pico{width:165px;right:-5px;bottom:0}.pico-note{top:0;right:-2px;padding:11px 15px;font-size:10px;max-width:165px}.pico-note strong{font-size:18px}.scene-star{bottom:20px;left:30px;font-size:27px}.method-grid{grid-template-columns:1fr;gap:22px;margin-top:30px}.method-step{display:grid;grid-template-columns:40px 1fr;gap:0 12px;padding-top:18px}.method-step .step-number{grid-row:span 2;padding-top:5px}.method-step h3{margin:0;font-size:27px}.method-step p{grid-column:2;margin:8px 0 0}.levels-grid{display:flex;flex-direction:column;gap:12px}.level-card{position:relative;display:grid;grid-template-columns:50px 1fr;gap:0 16px;padding:20px}.level-card .level-code{grid-row:span 2}.level-card h3{margin:0 0 5px;font-size:25px}.level-card p{margin:0;grid-column:2}.level-card>a{grid-column:2;margin-top:12px}.bridge-note{align-items:flex-start;font-size:12px}.fine-print{font-size:11px}.demo-card{padding:25px 21px}.demo-sentence{font-size:27px}.formats-title{margin-top:40px;font-size:29px}.formats-grid{grid-template-columns:1fr;gap:20px}.format-card{padding-top:20px}.format-card h4{font-size:16px}.progress-grid{gap:15px}.progress-list{padding:15px 22px}.progress-list p{font-size:13px}.signup-section{width:calc(100% - 20px);padding:30px 22px;border-radius:22px}.fields-pair{grid-template-columns:1fr;gap:0}.signup-section .button,.contact-section .button{width:100%}.contact-section{gap:20px}.contact-section h2{margin-bottom:16px}.public-footer{gap:10px}.public-footer .brand{width:100%}.public-footer .brand small{display:block}.privacy{padding-block:22px}.privacy p{font-size:11px}summary{font-size:13px}h2{font-size:36px}.section-head>p:not(.eyebrow){font-size:14px}.consent{font-size:12px;line-height:1.65}.form-required{font-size:11px}.signup-section>div>p:not(.eyebrow){font-size:13px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.button{transition:none}.button:hover{transform:none}}
@media(max-width:520px){.header-inner{flex-wrap:wrap;row-gap:0;padding-block:8px}.header-actions{margin-left:auto}h1,h2,h3,h4,label,summary{overflow-wrap:anywhere}}
@media(max-width:360px){.header-inner .brand>span{display:none}}
@media(max-width:820px){.header-inner{flex-wrap:wrap;row-gap:0;padding-block:8px}.main-nav{display:flex;order:3;width:100%;justify-content:space-between;gap:12px;overflow-x:auto}.main-nav a{font-size:12px;min-height:44px;padding-block:12px}.header-actions{margin-left:auto}}
@media(max-width:520px){.main-nav a{font-size:11px}.public-header{position:relative}html{scroll-padding-top:18px}.signup-section{scroll-margin-top:18px}}

.public-price{font-size:2rem;font-weight:800;color:var(--ink,#183d38)}
#pricing .method-step{display:block}#pricing .public-price{font-size:2.25rem;line-height:1.2;margin:.65rem 0 1.2rem;font-weight:800;color:var(--ink)}.pricing-shortcut{display:inline-flex;align-items:center;min-height:44px;margin-top:8px;font-size:13px;font-weight:600;text-underline-offset:4px}
