@import "https://fonts.googleapis.com/css2?family=Manrope:wght@400;500;600;700;800&display=swap";
:root{--navy:#153567;--blue:#3485d6;--green:#4aac32;--green-soft:#edf8ea;--surface:#fff;--background:#f7f9fc;--line:#dce5ee;--muted:#68798f;--text:#26364a;--danger:#c34545;--shadow:0 12px 36px #15356714;--shadow-hover:0 18px 42px #15356721}*{box-sizing:border-box}html{background:var(--background);min-width:320px}body{min-height:100vh;color:var(--text);background:var(--background);-webkit-font-smoothing:antialiased;margin:0;font-family:Manrope,Arial,sans-serif}a{color:inherit;text-decoration:none}button,input{font:inherit}button,a,input{-webkit-tap-highlight-color:transparent}button:focus-visible,a:focus-visible,input:focus-visible{outline-offset:3px;outline:3px solid #3485d63d}.brand{color:var(--navy);letter-spacing:-.025em;align-items:center;gap:12px;font-size:17px;font-weight:800;display:inline-flex}.brand--compact{gap:9px;font-size:15px}.brand__mark{color:#fff;background:var(--green);border-radius:12px 12px 12px 5px;place-items:center;width:42px;height:42px;font-size:21px;font-weight:800;display:inline-grid;position:relative;box-shadow:0 7px 16px #4aac3238}.brand--compact .brand__mark{border-radius:10px 10px 10px 4px;width:36px;height:36px;font-size:18px}.brand__mark:after{content:"";background:var(--blue);border:3px solid #fff;border-radius:50%;width:10px;height:10px;position:absolute;bottom:-2px;right:-4px}.eyebrow{color:var(--green);letter-spacing:.13em;text-transform:uppercase;margin:0 0 12px;font-size:12px;font-weight:800}.auth-page{background:var(--surface);min-height:100vh}.auth-intro{display:none}.auth-form-section{background:var(--surface);flex-direction:column;min-height:100vh;padding:24px 18px 40px;display:flex}.auth-form-section__brand{margin-bottom:56px}.auth-card{background:var(--surface);border:1px solid var(--line);width:100%;max-width:470px;box-shadow:var(--shadow);border-radius:18px;margin:auto;padding:28px 22px}.auth-card__heading h1,.auth-card__heading h2{color:var(--navy);letter-spacing:-.04em;margin:0;font-size:clamp(30px,9vw,42px);line-height:1.12}.auth-card__heading>p:last-child{color:var(--muted);margin:14px 0 0;font-size:15px;line-height:1.6}.auth-form{gap:20px;margin-top:32px;display:grid}.form-field{gap:8px;display:grid}.form-field label{color:var(--navy);font-size:13px;font-weight:800}.form-field input{width:100%;height:52px;color:var(--text);background:#fff;border:1px solid #cad7e3;border-radius:12px;padding:0 16px;font-size:16px;font-weight:600;transition:border-color .16s,box-shadow .16s}.form-field input::placeholder{color:#9caaba}.form-field input:hover{border-color:#aebfce}.form-field input:focus{border-color:var(--blue);outline:0;box-shadow:0 0 0 4px #3485d61a}.form-field input:disabled,.button:disabled{cursor:wait;opacity:.66}.form-hint{color:var(--muted);font-size:12px;line-height:1.5}.button{cursor:pointer;border:0;border-radius:12px;justify-content:center;align-items:center;min-height:52px;padding:0 20px;font-size:14px;font-weight:800;transition:box-shadow .16s,transform .16s,background .16s;display:inline-flex}.button--primary{color:#fff;background:var(--green);box-shadow:0 10px 18px #4aac322e}.button--primary:hover:not(:disabled){background:#429d2c;transform:translateY(-1px);box-shadow:0 13px 24px #4aac323b}.auth-card__privacy{color:var(--muted);align-items:flex-start;gap:9px;margin:22px 0 0;font-size:12px;line-height:1.5;display:flex}.auth-card__privacy svg{color:var(--blue);flex:none}.form-message{color:var(--blue);background:#edf5ff;border-radius:12px;margin:18px 0 0;padding:12px 14px}.code-input{text-align:center;letter-spacing:.55em;padding-left:calc(16px + .55em)!important;font-size:24px!important;font-weight:700!important}.auth-card__back{min-height:44px;color:var(--blue);align-items:center;margin-top:12px;font-size:14px;font-weight:700;display:inline-flex}.app-shell{min-height:100vh}.sidebar{display:none}.mobile-header{border-bottom:1px solid var(--line);background:#fffffff5;justify-content:space-between;align-items:center;height:70px;padding:0 16px;display:flex}.mobile-header__avatar{width:44px;height:44px;color:var(--navy);background:#eaf3fc;border-radius:50%;place-items:center;font-size:13px;font-weight:800;display:grid}.lessons-page{width:100%;padding:28px 16px 112px}.lessons-header{gap:24px;margin-bottom:28px;display:grid}.lessons-header h1{color:var(--navy);letter-spacing:-.04em;margin:0;font-size:clamp(30px,8vw,44px);line-height:1.1}.lessons-header__lead{color:var(--muted);margin:10px 0 0;font-size:16px;line-height:1.55}.progress-card{background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:18px;box-shadow:0 8px 24px #1535670d}.progress-card__copy{justify-content:space-between;align-items:baseline;gap:16px;margin-bottom:13px;display:flex}.progress-card__copy span{color:var(--muted);font-size:13px;font-weight:700}.progress-card__copy strong{color:var(--navy);font-size:14px}.progress-bar{background:var(--line);border-radius:99px;height:8px;overflow:hidden}.progress-bar span{background:var(--green);border-radius:inherit;height:100%;display:block}.lessons-grid{gap:18px;display:grid}.lesson-card{background:var(--surface);box-shadow:var(--shadow);border:1px solid #dce5eee6;border-radius:16px;transition:box-shadow .18s,transform .18s;overflow:hidden}.lesson-card:hover{box-shadow:var(--shadow-hover);transform:translateY(-2px)}.lesson-card__cover{height:124px;color:var(--navy);background:linear-gradient(135deg,#e6f2ff,#f1f8ff 55%,#e7f6e3);justify-content:space-between;align-items:flex-end;padding:18px;display:flex;position:relative;overflow:hidden}.lesson-card__cover:before,.lesson-card__cover:after{content:"";border:1px solid #3485d629;border-radius:50%;position:absolute}.lesson-card__cover:before{width:130px;height:130px;top:-74px;right:40px}.lesson-card__cover:after{width:84px;height:84px;bottom:-32px;right:-28px}.lesson-card__number{z-index:1;letter-spacing:-.04em;font-size:32px;font-weight:800;position:relative}.lesson-card__cover-icon{z-index:1;color:#fff;background:var(--blue);border-radius:50%;place-items:center;width:54px;height:54px;display:grid;position:relative;box-shadow:0 8px 18px #3485d633}.lesson-card__body{padding:20px}.status{border-radius:99px;align-items:center;gap:7px;min-height:28px;padding:0 10px;font-size:12px;font-weight:800;display:inline-flex}.status__dot{background:currentColor;border-radius:50%;width:7px;height:7px}.status--not-started{color:#d99018;background:#fff7e6}.status--in-progress{color:#216fb9;background:#eaf4fe}.status--completed{color:#378c23;background:var(--green-soft)}.lesson-card h2{min-height:2.65em;color:var(--navy);letter-spacing:-.02em;margin:16px 0 8px;font-size:19px;line-height:1.32}.lesson-card__topline{justify-content:space-between;align-items:center;gap:12px;min-height:28px;display:flex}.lesson-card__letter{color:var(--muted);font-size:12px;font-weight:700}.lesson-card__body>p{min-height:4.65em;color:var(--muted);margin:0;font-size:14px;line-height:1.55}.lesson-card__meta{min-height:44px;color:var(--muted);border-top:1px solid var(--line);align-items:center;gap:16px;margin-top:14px;font-size:12px;font-weight:700;display:flex}.lesson-card__meta span{align-items:center;gap:6px;display:inline-flex}.lesson-card__meta svg{color:var(--blue)}.lesson-card__link{min-height:48px;color:var(--navy);border-radius:8px;justify-content:space-between;align-items:center;margin:4px -4px -4px;padding:0 4px;font-size:14px;font-weight:800;display:flex}.lesson-card__link svg{color:var(--green);transition:transform .16s}.lesson-card__link:hover svg{transform:translate(3px)}.bottom-nav{z-index:20;min-height:76px;padding:8px max(16px, env(safe-area-inset-right)) max(8px, env(safe-area-inset-bottom)) max(16px, env(safe-area-inset-left));border-top:1px solid var(--line);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);background:#fffffff7;grid-template-columns:repeat(2,minmax(0,1fr));display:grid;position:fixed;bottom:0;left:0;right:0}.bottom-nav__item{min-height:56px;color:var(--muted);flex-direction:column;justify-content:center;align-items:center;gap:5px;font-size:11px;font-weight:800;display:flex}.bottom-nav__item--active{color:var(--green)}@media (min-width:640px){.auth-form-section,.auth-card{padding:36px}.lessons-page{padding:36px 32px 116px}.lessons-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (min-width:1024px){.auth-page{grid-template-columns:minmax(0,1.08fr) minmax(440px,.92fr);display:grid}.auth-page--single{background:var(--background);display:block}.auth-page--single .auth-form-section{background:var(--background);min-height:100vh}.auth-intro{border-right:1px solid var(--line);background:linear-gradient(145deg,#eff7ff 0%,#f8fbff 52%,#f0faed 100%);min-height:100vh;padding:48px;display:block;position:relative;overflow:hidden}.auth-intro:before,.auth-intro:after{content:"";border:1px solid #3485d624;border-radius:50%;position:absolute}.auth-intro:before{width:420px;height:420px;top:-220px;right:-120px}.auth-intro:after{width:300px;height:300px;bottom:-180px;left:-100px}.auth-intro__content{z-index:1;flex-direction:column;width:100%;max-width:610px;height:100%;min-height:calc(100vh - 96px);margin:0 auto;display:flex;position:relative}.auth-intro__message{max-width:520px;margin-top:14vh}.auth-intro__message h1{color:var(--navy);letter-spacing:-.045em;margin:0;font-size:clamp(44px,4.1vw,64px);line-height:1.05}.auth-intro__message>p:last-child{max-width:480px;color:var(--muted);margin:22px 0 0;font-size:18px;line-height:1.65}.auth-intro__art{width:min(76%,420px);height:240px;margin:auto auto 3vh;position:relative}.auth-intro__sheet{border:1px solid var(--line);width:245px;height:176px;box-shadow:var(--shadow);background:#fff;border-radius:16px;flex-direction:column;gap:14px;padding:38px;display:flex;position:absolute}.auth-intro__sheet--back{opacity:.8;top:22px;right:4px;transform:rotate(7deg)}.auth-intro__sheet--front{bottom:0;left:0;transform:rotate(-3deg)}.auth-intro__sheet--front span{background:var(--line);border-radius:8px;height:8px}.auth-intro__sheet--front span:nth-child(2){width:82%}.auth-intro__sheet--front span:nth-child(3){background:#cbe9c4;width:60%}.auth-intro__play{z-index:2;background:var(--green);border:8px solid #ffffffdb;border-radius:50%;place-items:center;width:78px;height:78px;display:grid;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);box-shadow:0 16px 28px #4aac3238}.auth-intro__play span{border-top:9px solid #0000;border-bottom:9px solid #0000;border-left:14px solid #fff;width:0;height:0;margin-left:4px}.auth-form-section{justify-content:center;padding:48px}.auth-form-section__brand{display:none}.auth-card{box-shadow:none;border:0;padding:0}.auth-page--single .auth-card{border:1px solid var(--line);box-shadow:var(--shadow);padding:40px}.app-shell{grid-template-columns:288px minmax(0,1fr);display:grid}.sidebar{background:var(--surface);border-right:1px solid var(--line);flex-direction:column;height:100vh;padding:36px 24px;display:flex;position:sticky;top:0}.sidebar__nav{gap:8px;margin-top:58px;display:grid}.nav-link{min-height:52px;color:var(--muted);border-radius:12px;align-items:center;gap:12px;padding:0 14px;font-size:14px;font-weight:700;display:flex}.nav-link--active{color:var(--green);background:var(--green-soft)}.nav-link--disabled{opacity:.72}.sidebar__logout{width:100%;color:var(--muted);text-align:left;cursor:pointer;background:0 0;border:0;margin-top:auto;padding:0 14px}.nav-link:not(.nav-link--disabled):hover{color:var(--navy);background:#f3f7fb}.mobile-header,.bottom-nav{display:none}.lessons-page{min-width:0;padding:48px}}@media (min-width:1320px){.lessons-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition-duration:.01ms!important}}