:root{--ink:#123830;--deep:#082a27;--teal:#12463e;--gold:#efb950;--paper:#f8eedb;--linen:#fff9ee;--line:#d7c7a9;--muted:#62695d}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:#061f1e;color:var(--ink);font:15px/1.55 'DM Sans',system-ui,sans-serif}button,input{font:inherit}button{cursor:pointer}a{color:inherit}.page-frame{max-width:1920px;margin:0 auto;min-height:100vh;background:var(--paper);box-shadow:0 0 50px #0002}.skip{position:absolute;left:-10000px;top:10px}.skip:focus{left:12px;z-index:40;padding:12px;background:white}.main-header{background:#082a27;color:white}.header-inner{max-width:1340px;margin:auto;padding:11px 24px;display:flex;align-items:center;justify-content:space-between;min-height:75px;gap:22px}.brand{display:flex;align-items:center;text-decoration:none;font:700 29px/.9 'Cormorant Garamond',Georgia,serif;white-space:nowrap}.brand-icon{color:var(--gold);font-size:38px;margin-right:10px}.brand-gold{color:var(--gold)}.brand small{display:block;font:500 9px/1.3 'DM Sans',sans-serif;color:#e7d7ad;letter-spacing:.05em;margin-top:5px}.top-nav{display:flex;gap:28px;align-items:center}.top-nav a{font-size:13px;text-decoration:none;color:#f1e8d3}.top-nav a:hover,.top-nav .nav-current{color:var(--gold)}.version{border:1px solid #f0ca7a64;color:#e8d39c;padding:7px 12px;border-radius:18px;font-size:10px;letter-spacing:.11em;white-space:nowrap}.version b{color:var(--gold)}
.hero{max-width:1292px;margin:0 auto;display:grid;grid-template-columns:1.25fr .75fr;padding:56px 24px 43px;gap:36px;align-items:center}.eyebrow{font-size:10px;font-weight:800;color:#a16c2c;letter-spacing:.18em}.hero h1{font:700 clamp(46px,5vw,72px)/.93 'Cormorant Garamond',Georgia,serif;margin:15px 0 18px;letter-spacing:-.025em}.hero h1 em{font-style:normal;color:#ae792b}.hero p{max-width:560px;font-size:15px;margin:0 0 20px;color:#42574d}.hero-tags{display:flex;gap:9px;flex-wrap:wrap}.hero-tags span{font-size:11px;padding:7px 10px;border:1px solid #d9c6a1;border-radius:50px;background:#fffaf3}.hero-illustration{position:relative;height:270px;border:5px solid #e5d5b3;border-radius:22px;overflow:hidden;box-shadow:0 14px 35px #58452134}.hero-illustration img{width:100%;height:100%;object-fit:cover;object-position:center 60%}.hero-stamp{position:absolute;left:15px;bottom:15px;background:#0d3430e9;color:#fbe3a8;font-size:12px;padding:9px 16px;border-radius:12px;box-shadow:0 4px 12px #0003}.hero-stamp strong{color:white;font-size:14px}
.layout{max-width:1292px;margin:0 auto;padding:0 24px 86px;display:grid;grid-template-columns:286px minmax(0,1fr);gap:30px}.sidebar{display:grid;align-content:start;gap:15px}.sidebar-card{background:#103c36;color:#fff;padding:22px;border-radius:18px;border:1px solid #4c7964;box-shadow:0 7px 18px #163b3330}.sidebar-card .eyebrow{color:#e5bd75}.sidebar-card h2{font:700 29px 'Cormorant Garamond',Georgia,serif;margin:5px 0 0;display:flex;align-items:center;gap:8px}.sidebar-card h2 span:first-child{font:20px system-ui}.sidebar-card p{font-size:12px;color:#dfebdf;margin:0}.level{margin-left:auto;font:800 11px 'DM Sans',sans-serif;background:#f0bd5d;color:#152e2a;border-radius:7px;padding:4px 7px}.track-status{display:flex;align-items:center;gap:9px;padding-top:22px;color:#f0c98c;font-size:12px}.status-dot{height:7px;width:7px;background:#e8bb60;border-radius:50%;box-shadow:0 0 8px #fad470}.sidebar-card.soft{background:#fffaf0;color:var(--ink);border-color:#d9c6a2}.sidebar-card.soft h3{font:700 28px 'Cormorant Garamond',Georgia,serif;margin:3px 0 14px}.module{display:flex;gap:12px;border-radius:10px;padding:12px 7px}.module-active{background:#eaf0e5}.module-num{display:grid;place-items:center;flex-shrink:0;width:34px;height:34px;border-radius:9px;background:#dce3d5;color:#41644e;font-size:11px;font-weight:800}.module-active .module-num{background:#164e42;color:white}.module b,.module small{display:block}.module b{font-size:13px}.module small{font-size:11px;color:#718074}.module-disabled{opacity:.61}.privacy-note{border:1px solid #d6c8ae;border-radius:13px;padding:15px 18px;background:#f2e7ce}.privacy-note strong{font-size:12px}.privacy-note p{margin:6px 0 0;color:#627263;font-size:12px}
.main-column{min-width:0}.section-heading{display:flex;justify-content:space-between;gap:20px;align-items:center;margin:0 0 19px}.section-heading h2{font:700 41px/1 'Cormorant Garamond',Georgia,serif;margin:6px 0 7px}.section-heading p{max-width:760px;color:#526355;margin:0;font-size:13px}.chapter-mark{font-size:10px;letter-spacing:.14em;border:1px solid #beaf8e;color:#84683b;padding:7px 10px;border-radius:5px;white-space:nowrap}.ages{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-bottom:17px}.age-btn{display:flex;align-items:center;text-align:left;gap:12px;background:#fffaf0;border:1px solid #cfc4ae;border-radius:12px;padding:13px;min-width:0;color:var(--ink)}.age-btn[aria-pressed=true]{border:2px solid #1b6956;box-shadow:0 3px 0 #1b695630;background:#f3f8ef;padding:12px}.age-symbol{display:grid;place-items:center;flex-shrink:0;width:39px;height:39px;color:#0a3c34;background:#f1e1b7;border-radius:50%;font-size:19px}.age-btn b,.age-btn small{display:block}.age-btn b{font-size:13px}.age-btn small{font-size:10px;color:#67766a}.lesson-box{background:#fffaf1;border:1px solid #ccb88d;border-radius:16px;box-shadow:0 10px 24px #60472b20;overflow:hidden}.lesson-top{padding:28px 30px 21px;display:flex;gap:18px;align-items:flex-start}.lesson-icon{width:58px;height:58px;display:grid;place-items:center;border-radius:13px;background:#e8e9d6;color:#174e44;font-size:29px;flex-shrink:0}.lesson-top h3{font:700 30px/1.1 'Cormorant Garamond',Georgia,serif;margin:7px 0 6px}.lesson-top p{font-size:13px;color:#5c685d;margin:0}.lesson-facts{display:flex;flex-wrap:wrap;gap:18px;padding:16px 30px;border-top:1px solid #e7dbc4;border-bottom:1px solid #e7dbc4;font-size:12px;color:#647265;background:#fffdf8}.lesson-actions{padding:23px 30px;display:flex;align-items:center;gap:18px}.lesson-actions>span{font-size:12px;color:#697468}.button{border:0;border-radius:999px;padding:12px 20px;font-weight:800;font-size:13px}.button.primary{background:linear-gradient(180deg,#ffdc8e,#edb64f);color:#122d26;box-shadow:0 5px 13px #b6873733}.button:hover{filter:brightness(1.045)}.button:disabled{filter:grayscale(.7);cursor:not-allowed}.button.subtle{background:transparent;border:1px solid #d1c09e;color:#496258}.exercise{background:#fffaf1;border:1px solid #c4a976;border-radius:18px;margin-top:22px;padding:26px 30px;box-shadow:0 8px 22px #44352020}.exercise-top{display:flex;align-items:center;justify-content:space-between}.exercise-top strong{font-size:12px;color:#4a5e52}.progress-track{margin:15px 0 24px;height:8px;background:#e5dcc7;border-radius:50px;overflow:hidden}.progress-bar{height:100%;width:0%;background:linear-gradient(90deg,#2b7a60,#b3a855);transition:width .4s}.exercise h3{font:700 29px/1.1 'Cormorant Garamond',Georgia,serif;margin:0 0 7px}.prompt-context{font-size:12px;color:#647166;margin:0 0 17px}.answer-area{display:grid;gap:10px}.answer-option{display:flex;gap:12px;align-items:center;text-align:left;border:1px solid #d2b992;border-radius:11px;background:#fffefa;color:#24483c;padding:14px 16px;font-weight:600}.answer-option b{display:grid;place-items:center;width:24px;height:24px;border:1px solid #dcc9a8;border-radius:7px;color:#7f6b49}.answer-option[aria-pressed=true]{background:#e7f0e5;border:2px solid #408469;padding:13px 15px}.answer-input{border:1px solid #bcab8c;border-radius:11px;padding:15px;color:#163b35;background:white;max-width:640px;width:100%;font-size:16px}.word-bank{display:flex;flex-wrap:wrap;gap:8px}.word-chip{border-radius:9px;border:1px solid #bda174;background:#fff4db;padding:10px 15px;color:#254337;font-weight:700}.word-chip:disabled{opacity:.3}.word-target{min-height:56px;padding:10px;border:1px dashed #bca47d;border-radius:9px;background:#fffef8;display:flex;gap:8px;flex-wrap:wrap}.word-target button{border:1px solid #5b8c72;border-radius:8px;background:#e1efe2;padding:7px 10px;color:#214638}.order-help{font-size:11px;color:#657468}.response{padding:13px 15px;border-radius:11px;margin-top:16px;font-size:13px}.response.good{background:#e7f4e5;border:1px solid #74ae78;color:#215438}.response.retry{background:#fff4dc;border:1px solid #cdb27c;color:#77551e}.exercise-actions{display:flex;gap:12px;margin-top:19px;flex-wrap:wrap}.completed{margin-top:20px;background:#fffaf1;border:1px solid #c8ad78;border-radius:18px;text-align:center;padding:32px}.completed-mark{display:grid;place-items:center;margin:0 auto 12px;width:62px;height:62px;background:#23795f;border-radius:50%;font-size:32px;color:white}.completed h3{font:700 41px 'Cormorant Garamond',Georgia,serif;margin:4px 0}.completed p{font-size:13px;color:#52685b}.future-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:13px;margin-top:19px}.future-grid>div{background:#f0e2c5;border:1px solid #e0cba6;border-radius:12px;padding:16px 17px}.future-grid span{font-size:10px;color:#9d742b;letter-spacing:.2em}.future-grid h3{font:700 22px 'Cormorant Garamond',Georgia,serif;margin:5px 0}.future-grid p{font-size:11px;margin:0;color:#667368}footer{min-height:99px;background:#092c28;color:#f5ead6;padding:21px max(24px,calc((100vw - 1292px)/2 + 24px));display:flex;align-items:center;justify-content:space-between;gap:18px}footer strong{font:700 23px 'Cormorant Garamond',Georgia,serif}footer p{font-size:10px;margin:0;color:#d0caa9}footer>div:last-child{font-size:11px;color:#b7c6ba}.toast{position:fixed;bottom:22px;right:22px;background:#713e21;color:#fff;padding:15px 20px;border-radius:12px;z-index:20;box-shadow:0 10px 20px #0003}[hidden]{display:none!important}button:focus-visible,a:focus-visible,input:focus-visible{outline:3px solid #ecb84c;outline-offset:3px}
@media(max-width:1050px){.hero{grid-template-columns:1fr .8fr;padding-top:40px}.layout{grid-template-columns:240px minmax(0,1fr);gap:20px}.ages{grid-template-columns:1fr}.age-btn small{display:inline}.header-inner{gap:12px}.top-nav{gap:14px}}
@media(max-width:780px){.hero{grid-template-columns:1fr;gap:20px}.hero-illustration{height:225px}.layout{grid-template-columns:1fr}.sidebar{grid-template-columns:1fr 1fr}.privacy-note{grid-column:1/-1}.top-nav a:nth-child(3){display:none}.version{display:none}.future-grid{grid-template-columns:1fr 1fr}}
@media(max-width:530px){.header-inner{padding:12px 15px;min-height:66px}.brand{font-size:23px}.brand-icon{font-size:26px}.top-nav{gap:9px}.top-nav a{font-size:11px}.top-nav a:nth-child(2){display:none}.hero{padding:34px 16px}.hero h1{font-size:49px}.hero-tags span{font-size:10px}.layout{padding:0 16px 42px}.sidebar{grid-template-columns:1fr}.section-heading h2{font-size:36px}.chapter-mark{display:none}.ages{gap:9px}.lesson-top{padding:20px 17px}.lesson-icon{display:none}.lesson-actions{padding:18px;align-items:start;flex-direction:column}.lesson-facts{padding:13px 17px}.exercise{padding:21px 16px}.future-grid{grid-template-columns:1fr}footer{padding:23px 16px;display:block}footer>div:last-child{margin-top:16px}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;transition:none!important}}