@font-face{font-family:Inter Variable;font-style:normal;font-display:swap;font-weight:100 900;src:url(../media/inter-cyrillic-ext-wght-normal.1zrieox9119mb.woff2)format("woff2-variations");unicode-range:U+460-52F,U+1C80-1C8A,U+20B4,U+2DE0-2DFF,U+A640-A69F,U+FE2E-FE2F}@font-face{font-family:Inter Variable;font-style:normal;font-display:swap;font-weight:100 900;src:url(../media/inter-cyrillic-wght-normal.2whpih27xg_2r.woff2)format("woff2-variations");unicode-range:U+301,U+400-45F,U+490-491,U+4B0-4B1,U+2116}@font-face{font-family:Inter Variable;font-style:normal;font-display:swap;font-weight:100 900;src:url(../media/inter-greek-ext-wght-normal.1xlj4-0oa5zql.woff2)format("woff2-variations");unicode-range:U+1F??}@font-face{font-family:Inter Variable;font-style:normal;font-display:swap;font-weight:100 900;src:url(../media/inter-greek-wght-normal.1fxkn-ggzj93z.woff2)format("woff2-variations");unicode-range:U+370-377,U+37A-37F,U+384-38A,U+38C,U+38E-3A1,U+3A3-3FF}@font-face{font-family:Inter Variable;font-style:normal;font-display:swap;font-weight:100 900;src:url(../media/inter-vietnamese-wght-normal.1ahvy37o8m5gt.woff2)format("woff2-variations");unicode-range:U+102-103,U+110-111,U+128-129,U+168-169,U+1A0-1A1,U+1AF-1B0,U+300-301,U+303-304,U+308-309,U+323,U+329,U+1EA0-1EF9,U+20AB}@font-face{font-family:Inter Variable;font-style:normal;font-display:swap;font-weight:100 900;src:url(../media/inter-latin-ext-wght-normal.2ktx6yqc-sbf1.woff2)format("woff2-variations");unicode-range:U+100-2BA,U+2BD-2C5,U+2C7-2CC,U+2CE-2D7,U+2DD-2FF,U+304,U+308,U+329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:Inter Variable;font-style:normal;font-display:swap;font-weight:100 900;src:url(../media/inter-latin-wght-normal.0rpdhg_4ubdtf.woff2)format("woff2-variations");unicode-range:U+??,U+131,U+152-153,U+2BB-2BC,U+2C6,U+2DA,U+2DC,U+304,U+308,U+329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
:root{--deep:#0b1f3b;--blue:#2563eb;--teal:#14b8a6;--mint:#a7f3d0;--light:#f8fafc;--gray:#64748b;--coral:#fb7171;--cyan:#14b9ee;--ink:#0b1f3b;--muted:#64748b;--surface:#fff;--surface-soft:#f0f7fc;--bg:#f8fafc;--border:#dfebf4;--radius:16px;--shadow:0 18px 54px #163e6310;--app-bg:#04121d;--app-panel:#081f30;--app-panel-alt:#0d293d;--app-border:#163b52;--app-text:#f3f8fd;--app-muted:#a6bdd1;--space:24px;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light}*{box-sizing:border-box}html{scroll-behavior:smooth}body{background:var(--bg);color:var(--ink);-webkit-font-smoothing:antialiased;margin:0;font-family:Inter Variable,Inter,Arial,sans-serif;font-size:16px;line-height:1.6}button,input,textarea,select{font:inherit}button,a,input,select,textarea{-webkit-tap-highlight-color:transparent}button,a{touch-action:manipulation}button{cursor:pointer}a{color:inherit;text-decoration:none}button{color:inherit}h1,h2,h3,p{margin:0}h1,h2,h3{letter-spacing:-.035em;line-height:1.17}h1{font-size:clamp(2.5rem,4.7vw,4.65rem);font-weight:750}h2{font-size:clamp(1.9rem,3vw,2.7rem);font-weight:730}h3{letter-spacing:-.025em;font-size:1.12rem}p{color:var(--muted)}button{background:0 0;border:0}svg{vertical-align:middle;flex-shrink:0}a,button,input,textarea,select{outline-offset:4px}a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline:3px solid var(--cyan)}button:disabled{opacity:.5;cursor:not-allowed}::selection{background:#14b8a650}.container{width:min(1280px,100% - 80px);margin-inline:auto}.section{padding-block:100px}.eyebrow{letter-spacing:.17em;color:var(--teal);text-transform:uppercase;margin-bottom:20px;font-size:.73rem;font-weight:750;display:block}.gradient-text{background:linear-gradient(100deg,var(--blue),var(--cyan),var(--teal));-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text}.button{white-space:nowrap;border:1px solid #0000;border-radius:9px;justify-content:center;align-items:center;gap:12px;min-height:44px;padding:13px 21px;font-size:.87rem;font-weight:650;line-height:1.3;transition:transform .2s,box-shadow .2s,background .2s;display:inline-flex}.button:hover:not(:disabled){transform:translateY(-1px)}.button.primary{color:#05213b;background:linear-gradient(115deg,#42c7f4,#08adeb);box-shadow:0 5px 18px #0eabeb24}.button.primary:hover{box-shadow:0 8px 24px #0eabeb40}.button.ghost{border-color:var(--border);background:var(--surface)}.button.glass{color:#fff;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);background:#071c3766;border-color:#619bc875}.button.outline{border-color:var(--border);background:0 0}.button.large{min-height:52px;padding:16px 25px}.button.full{width:100%}.icon-button{border:1px solid #0000;border-radius:9px;justify-content:center;align-items:center;width:40px;height:40px;display:inline-flex}.icon-button:hover{background:#8ac4dd15}.text-link{color:#078fc8;align-items:center;gap:9px;font-size:.84rem;font-weight:600;display:inline-flex}.brand{flex-shrink:0;align-items:center;gap:8px;width:194px;height:48px;display:inline-flex}.brand-symbol{width:40px;height:48px;display:block;position:relative;overflow:hidden}.brand-symbol:before{content:"";background:url(/brand/logo.png) -17px -14px/73px no-repeat;position:absolute;inset:0}.brand-word{background:url(/brand/logo.png) -15px -161px/180px no-repeat;width:147px;height:21px;display:block}.brand-dark .brand-word{filter:grayscale()brightness(0)invert()}.preferences{align-items:center;gap:7px;display:flex}.select-control{color:inherit;align-items:center;gap:5px;font-size:.75rem;display:flex}.select-control select{max-width:94px;color:inherit;cursor:pointer;background:0 0;border:0;padding:6px 2px}.select-control option{color:var(--deep);background:#fff}.public-header{background:var(--surface);border-bottom:1px solid var(--border);z-index:20;height:88px;position:relative}.header-inner{justify-content:space-between;align-items:center;gap:24px;height:100%;display:flex}.public-nav{white-space:nowrap;align-items:center;gap:27px;font-size:.81rem;font-weight:550;display:flex}.public-nav a:hover{color:var(--cyan)}.header-actions{align-items:center;gap:12px;display:flex}.header-actions .preferences .select-control:first-child,.mobile-menu{display:none}.landing-hero{isolation:isolate;color:#fff;background:#061727;min-height:580px;position:relative;overflow:hidden}.hero-image{object-fit:cover;object-position:center 56%;z-index:-3}.hero-shade{z-index:-2;background:linear-gradient(90deg,#03101fee 0%,#061626b3 35%,#05172820 67%,#05172800);position:absolute;inset:0}.hero-content{padding-top:93px;padding-bottom:75px;position:relative}.hero-content .eyebrow{color:#98def1;letter-spacing:.14em;margin-bottom:25px}.hero-content h1{letter-spacing:-.055em;max-width:760px;font-size:clamp(3rem,4.7vw,4.3rem);line-height:1.1}.hero-content h1 span{-webkit-text-fill-color:transparent;background:linear-gradient(90deg,#2cc4ff,#56e2cb);-webkit-background-clip:text;background-clip:text}.hero-content>p{color:#c9d7e5;max-width:475px;margin-top:25px;font-size:1.01rem;line-height:1.75}.hero-buttons{gap:14px;margin-top:30px;display:flex}.hero-note{color:#c5d3e2;align-items:center;gap:10px;margin-top:25px;font-size:.8rem;display:flex}.hand-note{color:#d9e8f7;text-align:center;font-family:Georgia,serif;font-size:1.1rem;font-style:italic;line-height:1.45;position:absolute;top:32px;right:7%;transform:rotate(-9deg)}.feature-strip{color:#d8eaf5;background:#061b2b;border-top:1px solid #16354a;padding:23px 0}.feature-strip>.container{grid-template-columns:repeat(6,1fr);gap:20px;display:grid}.feature-strip .container>div{align-items:center;gap:12px;font-size:.76rem;display:flex}.feature-strip svg{color:#44c8f3}.companion{grid-template-columns:1fr 1fr;align-items:center;gap:110px;display:grid}.companion h2{font-size:2.6rem;line-height:1.2}.companion p{max-width:490px;margin-top:23px}.learning-flow{color:var(--muted);flex-wrap:wrap;gap:8px;margin:27px 0;font-size:.74rem;display:flex}.learning-flow span{align-items:center;gap:7px;display:flex}.product-preview{color:#f0f7ff;background:#061b2c;border:1px solid #244968;border-radius:14px;max-width:510px;min-height:345px;display:flex;position:relative;transform:rotate(-2deg);box-shadow:0 22px 70px #153e6430}.preview-side{border-right:1px solid #173c52;flex-direction:column;align-items:center;gap:20px;width:62px;padding:17px 8px;display:flex}.preview-side>span:not(:first-child){color:#8aaac2;padding:7px}.preview-side .active{color:#54d4fe;background:#134667;border-radius:8px}.mini-s{-webkit-text-fill-color:transparent;background:linear-gradient(135deg,#56f5d0,#1097ff);-webkit-background-clip:text;background-clip:text;font-size:27px;font-style:italic;font-weight:850}.preview-content{flex:1;min-width:0;padding:22px 26px}.preview-top{justify-content:space-between;align-items:center;margin-bottom:15px;display:flex}.preview-top>small{letter-spacing:.13em;color:#7fa8c7;font-size:.58rem}.preview-content h3{font-size:1.5rem}.preview-content h3 span{color:#f7c766}.preview-content>p{color:#90aec5;margin-top:7px;font-size:.72rem;line-height:1.5}.mini-stat{background:#0b263d;border-radius:11px;align-items:center;gap:18px;margin-block:18px;padding:14px;display:flex}.mini-stat strong{font-size:.8rem}.mini-stat p{color:#91b1c9;margin:2px 0 0;font-size:.68rem}.ring{border:6px solid #37c3ea;border-right-color:#173d56;border-radius:50%;justify-content:center;align-items:center;width:64px;height:64px;font-size:1.2rem;font-weight:700;display:flex}.ring small{font-size:.7rem}.mini-lesson{background:#0b2b43;border-radius:9px;align-items:center;gap:12px;padding:12px;display:flex}.mini-lesson>div{flex:1}.mini-lesson small{color:#79cdf2;font-size:.65rem;display:block}.mini-lesson strong{font-size:.77rem}.mini-lesson .icon-tile{width:35px;height:35px}.preview-chart{align-items:end;gap:7px;height:44px;margin:10px 0;display:flex}.preview-chart span{background:linear-gradient(#29c3ed,#14516d);border-radius:3px 3px 0 0;width:14%;height:30%}.preview-chart span:nth-child(2){height:48%}.preview-chart span:nth-child(3){height:45%}.preview-chart span:nth-child(4){height:62%}.preview-chart span:nth-child(5){height:56%}.preview-chart span:nth-child(6){height:78%}.preview-chart span:nth-child(7){height:100%}.preview-content>small{color:#809fb6;font-size:.58rem}.floating-sany{background:var(--surface);color:var(--ink);border:1px solid var(--border);box-shadow:var(--shadow);border-radius:12px;align-items:center;height:93px;padding:0 20px 0 3px;display:flex;position:absolute;bottom:-27px;right:-32px;transform:rotate(4deg)}.floating-sany img{object-fit:contain;align-self:end;width:96px;height:119px}.floating-sany strong{font-size:.85rem;display:block}.floating-sany small{color:var(--muted);font-size:.68rem}.section-heading{max-width:640px;margin-bottom:40px}.section-heading p{margin-top:16px}.feature-grid{grid-template-columns:repeat(3,1fr);gap:18px;display:grid}.feature-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:27px;transition:transform .2s,box-shadow .2s}.feature-card:hover{box-shadow:var(--shadow);transform:translateY(-4px)}.icon-tile{color:#079edd;background:#e4f5ff;border-radius:12px;flex-shrink:0;justify-content:center;align-items:center;width:51px;height:51px;display:inline-flex}.feature-card h3{margin-top:22px;font-size:1.04rem}.feature-card p{margin-top:10px;font-size:.9rem}.feature-link{color:#078cbe;justify-content:space-between;align-items:center;margin-top:24px;font-size:.78rem;display:flex}.tile-1,.tile-2{color:#6558cc;background:#eeeafe}.tile-3,.tile-5{color:#089f8a;background:#e0f8f1}.audience-section{background:var(--surface-soft)}.audience-grid{grid-template-columns:repeat(3,1fr);gap:22px;display:grid}.audience-card{border-radius:var(--radius);background:var(--surface);border:1px solid var(--border);padding:32px;position:relative}.audience-card>svg{color:var(--teal);margin-bottom:25px}.audience-card h3{max-width:260px;font-size:1.17rem}.audience-card p{margin-top:15px;font-size:.92rem;line-height:1.7}.audience-number{letter-spacing:-.08em;color:#b4d8e750;font-size:3.2rem;font-weight:700;position:absolute;top:18px;right:26px}.closing-section{color:#fff;background:#071e32;padding-block:68px}.closing-inner{justify-content:space-between;align-items:center;gap:50px;display:flex}.closing-inner h2{max-width:740px}.closing-inner p{color:#9db8cf;margin-top:16px}.closing-inner .eyebrow{color:#5ad2d0}.public-footer{grid-template-columns:1fr auto;gap:25px;padding-top:52px;padding-bottom:30px;display:grid}.public-footer p{margin-top:15px;font-size:.8rem}.footer-links{align-items:center;gap:24px;font-size:.78rem;display:flex}.public-footer>small{color:var(--muted);border-top:1px solid var(--border);grid-column:1/-1;padding-top:20px;font-size:.7rem}.story{max-width:980px;min-height:650px}.story>p{max-width:780px;margin-top:30px;font-size:1.1rem;line-height:1.9}.story-values{grid-template-columns:repeat(3,1fr);gap:35px;margin-top:70px;display:grid}.story-values svg{color:var(--teal);margin-bottom:20px}.story-values p{margin-top:15px}.legal-page{min-height:60vh}.legal-page .notice{max-width:800px;margin-block:25px}.auth-header{justify-content:space-between;align-items:center;padding-block:22px;display:flex}.auth-page,.onboarding-page{background:var(--bg);min-height:100vh}.auth-main{grid-template-columns:1fr 1fr;align-items:stretch;gap:70px;max-width:1180px;padding-block:35px 70px;display:grid}.auth-card{max-width:440px;padding:22px 0}.auth-card h1{font-size:2.5rem}.auth-card>p{margin-top:13px}.oauth-buttons{gap:10px;margin-top:30px;display:grid}.social{background:var(--surface);border-color:var(--border);width:100%;font-size:.86rem}.social>span{font-size:1.1rem}.google-letter{color:#2563eb;font-weight:800}.divider{color:var(--muted);align-items:center;gap:13px;margin:21px 0;font-size:.75rem;display:flex}.divider:before,.divider:after{content:"";background:var(--border);flex:1;height:1px}.form-stack{flex-direction:column;gap:19px;display:flex}.form-stack label{font-size:.81rem;font-weight:600}.form-stack input:not([type=checkbox]):not([type=radio]),.form-stack select,.inline-form input,.event-form input{border:1px solid var(--border);background:var(--surface);width:100%;color:var(--ink);border-radius:8px;height:47px;margin-top:7px;padding:10px 13px;font-size:.9rem;display:block}.form-stack input::placeholder{color:#8197aa}.form-stack small{color:var(--muted);margin-top:6px;font-size:.72rem;font-weight:400;display:block}.password-field{display:block;position:relative}.password-field input{padding-right:45px!important}.password-field button{width:36px;height:38px;color:var(--muted);position:absolute;top:5px;right:7px}.form-link{color:var(--blue);text-align:right;margin-top:-8px;font-size:.8rem}.check-label{align-items:start;gap:9px;line-height:1.6;display:flex;font-size:.73rem!important;font-weight:400!important}.check-label input{width:17px;height:17px;accent-color:var(--teal);flex-shrink:0;margin-top:3px}.check-label a{color:var(--blue);text-decoration:underline}.notice{color:#36597e;background:#e9f4ff;border:1px solid #cfe4f6;border-radius:9px;padding:13px 15px;font-size:.81rem}.error-message{color:#a72838;background:#fff0f1;border:1px solid #f3bec5;border-radius:9px;justify-content:space-between;align-items:center;padding:12px 15px;font-size:.85rem;display:flex}.success-message{color:#078067;background:#e4faf0;border-radius:9px;align-items:center;gap:10px;padding:13px;font-size:.85rem;display:flex}.auth-switch{text-align:center;font-size:.8rem;margin-block:25px!important}.auth-switch a{color:var(--blue);font-weight:650}.auth-card>.text-link{justify-content:center;display:flex}.auth-art{color:#fff;background:#0b1f3b;border-radius:22px;min-height:720px;position:relative;overflow:hidden}.auth-art>img{object-fit:cover;object-position:70% center}.auth-art-shade{background:linear-gradient(#071c33e6,#071c3340 60%,#071c33b3);position:absolute;inset:0}.auth-art-copy{padding:45px 35px;position:relative}.auth-art-copy h2{font-size:2.15rem;line-height:1.25}.auth-art-copy h2>span{color:#43d2e5}.auth-art-copy .eyebrow{color:#9cd6ea}.auth-art-copy>div{margin-top:34px}.auth-art-copy p{color:#d5eafa;align-items:center;gap:13px;margin-block:17px;font-size:.85rem;display:flex}.auth-art-copy p svg{color:#59dcdf}.auth-art-bottom{letter-spacing:.08em;font-size:.69rem;position:absolute;bottom:25px;left:35px}.onboarding-main{max-width:620px;margin:35px auto;padding:0 20px 70px}.steps{color:var(--muted);justify-content:center;align-items:center;gap:24px;margin-bottom:35px;font-size:.72rem;display:flex}.steps>span{align-items:center;gap:8px;display:flex}.steps b{border:1px solid var(--border);border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:26px;height:26px;display:flex}.steps .active b{background:var(--cyan);color:#fff;border-color:#0000}.onboarding-card{background:var(--surface);border:1px solid var(--border);box-shadow:var(--shadow);border-radius:22px;padding:40px}.onboard-icon{color:#0ba5dd;background:#dff4ff;border-radius:20px;justify-content:center;align-items:center;width:70px;height:70px;margin-bottom:24px;display:flex}.onboarding-card h1{font-size:2.1rem}.onboarding-card>p{margin:16px 0 27px;font-size:.95rem}.form-row{grid-template-columns:2fr 1fr;gap:18px;display:grid}.form-stack fieldset{border:0;margin:0;padding:0}.form-stack legend{margin-bottom:12px;font-size:.8rem;font-weight:600}.time-options{gap:10px;display:flex}.time-options label{border:1px solid var(--border);cursor:pointer;border-radius:8px;flex:1;justify-content:center;align-items:center;gap:5px;padding:11px 5px;display:flex}.time-options label.selected{border-color:var(--cyan);color:#02689c;background:#def5ff}.time-options input{width:13px;height:13px;accent-color:var(--cyan)}.demo-inline{color:var(--teal);text-align:center;margin-bottom:18px;font-size:.7rem}.student-app{--bg:var(--app-bg);--ink:var(--app-text);--muted:var(--app-muted);--surface:var(--app-panel);--surface-soft:var(--app-panel-alt);--border:var(--app-border);background:var(--bg);color:var(--ink);min-height:100vh;font-size:.875rem}.sidebar{color:#dcecf8;z-index:50;background:#04121d;border-right:1px solid #143144;flex-direction:column;width:224px;padding:20px 13px;display:flex;position:fixed;inset:0 auto 0 0;overflow-y:auto}.sidebar-brand{padding:0 0 25px 4px}.sidebar .brand{transform-origin:0;transform:scale(.91)}.sidebar nav{flex-direction:column;gap:3px;display:flex}.sidebar nav>a{color:#aac3d7;border-radius:9px;align-items:center;gap:13px;min-height:43px;padding:10px 15px;font-size:.79rem;display:flex;position:relative}.sidebar nav>a svg{stroke-width:1.6px}.sidebar nav>a:hover{background:#10283b}.sidebar nav>a.active{color:#50d2fc;background:linear-gradient(100deg,#063d5f,#0c2a3f);font-weight:650;box-shadow:inset 2px 0 #15bafa}.upcoming-dot{background:#4f6f86;border-radius:50%;width:4px;height:4px;margin-left:auto}.sidebar-bottom{margin-top:auto;padding-top:35px}.profile-box{background:#092031;border:1px solid #113449;border-radius:11px 11px 0 0;align-items:center;gap:10px;padding:13px 9px;display:flex}.avatar{color:#fff;background:linear-gradient(135deg,#1c78a0,#26c5bc);border:2px solid #327593;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:38px;height:38px;font-size:.93rem;font-weight:650;display:inline-flex}.avatar.small{width:32px;height:32px;font-size:.8rem}.profile-box strong{font-size:.83rem;display:block}.profile-box small{color:#8eafc7;max-width:122px;margin-top:3px;font-size:.65rem;line-height:1.5;display:block}.sidebar-profile-actions{background:#092031;border:1px solid #113449;border-top:0;border-radius:0 0 11px 11px;justify-content:space-between;align-items:center;padding:10px 13px;font-size:.7rem;display:flex}.sidebar-profile-actions a{color:#9fc4db;align-items:center;gap:9px;display:flex}.sidebar-quote{color:#a7bed2;text-align:center;max-width:160px;margin:30px auto 8px;font-family:Georgia,serif;font-size:1rem;font-style:italic}.sidebar-quote svg{margin:13px auto;display:block}.app-body{margin-left:224px}.app-topbar{border-bottom:1px solid var(--border);z-index:30;background:var(--app-bg);justify-content:space-between;align-items:center;gap:20px;height:72px;padding:0 28px;display:flex;position:relative}.global-search{border:1px solid var(--border);background:var(--surface);width:min(500px,50%);color:var(--muted);border-radius:30px;align-items:center;gap:10px;padding:0 14px;display:flex;position:relative}.global-search input{width:100%;color:var(--ink);background:0 0;border:0;outline:none;min-width:0;height:37px;font-size:.78rem}.global-search input::placeholder{color:var(--muted)}.global-search>button{color:var(--muted);padding:0}.topbar-right{align-items:center;gap:19px;display:flex}.topbar-right .select-control{font-size:.69rem}.topbar-right .select-control select{max-width:76px}.notification-wrapper{position:relative}.notification-panel,.search-results{border:1px solid var(--border);background:var(--surface);z-index:99;border-radius:13px;width:320px;padding:20px;position:absolute;top:calc(100% + 10px);right:0;box-shadow:0 15px 50px #0005}.notification-panel p{margin:15px 0;font-size:.84rem}.search-results{width:100%;max-height:350px;padding:8px;left:0;overflow:auto}.search-results>a{border-radius:6px;align-items:center;gap:10px;padding:13px 8px;font-size:.8rem;display:flex}.search-results>a:hover{background:var(--surface-soft)}.search-results>a svg:last-child{margin-left:auto}.search-results p{padding:14px;font-size:.8rem}.demo-banner{color:#8cbed5;letter-spacing:.09em;border-bottom:1px solid var(--border);background:#0d293b;justify-content:space-between;align-items:center;gap:15px;min-height:31px;padding:6px 28px;font-size:.6rem;display:flex}.demo-banner a{letter-spacing:0;color:#5bcced;align-items:center;gap:8px;font-size:.67rem;display:flex}.app-main{max-width:1640px;margin:auto;padding:0 28px 15px}.app-heading{isolation:isolate;min-height:170px;margin-inline:-28px;padding:35px 28px 27px;position:relative;overflow:hidden}.app-heading-image{object-fit:cover;object-position:70% 39%;opacity:.65;z-index:-2}.heading-shade{background:linear-gradient(90deg,var(--bg) 20%,#04121d80 65%,#04121d30),linear-gradient(0deg,var(--bg),transparent 35%);z-index:-1;position:absolute;inset:0}.heading-content{position:relative}.heading-content .eyebrow{letter-spacing:.12em;color:#74bfd7;margin-bottom:13px;font-size:.59rem}.heading-content h1{letter-spacing:-.035em;font-size:clamp(1.8rem,2.5vw,2.5rem)}.heading-content p{color:var(--app-muted);margin-top:11px;font-size:.88rem}.wave{color:#ffd080;font-size:1.8rem}.heading-note{color:#dde9f7;font-family:Georgia,serif;font-size:1rem;font-style:italic;line-height:1.6;position:absolute;top:40px;right:8%;transform:rotate(-8deg)}.panel{border:1px solid var(--border);background:linear-gradient(115deg,var(--surface),var(--bg));border-radius:13px;min-width:0;padding:20px}.panel h2{letter-spacing:-.025em;font-size:1.04rem;font-weight:650}.panel-heading{justify-content:space-between;align-items:center;gap:14px;margin-bottom:18px;display:flex}.panel-heading .text-link{font-size:.73rem;font-weight:500}.stats-grid{grid-template-columns:1.25fr 1fr 1fr 1fr;gap:13px;margin:5px 0 20px;display:grid}.stat{align-items:center;gap:13px;min-height:116px;padding:18px;display:flex}.stat>div{flex:1;min-width:0}.stat>div>span{color:var(--muted);font-size:.71rem}.stat strong{margin:6px 0;font-size:1.42rem;font-weight:650;line-height:1.3;display:block}.stat strong small{color:var(--muted);font-size:.66rem;font-weight:400}.stat .text-link{font-size:.64rem}.stat-icon{color:#54cafa;flex-shrink:0;justify-content:center;align-items:center;width:39px;height:46px;display:flex}.stat-icon svg{width:27px;height:27px}.stat-icon.warm{color:#fb9868}.stat-icon.mint{color:#42d7bb}.progress{background:#1c3c54;border-radius:5px;min-width:60px;height:5px;overflow:hidden}.progress>span{background:linear-gradient(90deg,#22b5ec,#83dbfa);border-radius:5px;height:100%;transition:width .3s;display:block}.week-dots{gap:7px;margin-top:10px;display:flex}.week-dots>span{color:#acc5d9;border:1px solid #476880;border-radius:50%;justify-content:center;align-items:center;width:16px;height:16px;font-size:.47rem;display:flex}.week-dots>span.done{color:#073145;background:#15b9af;border-color:#19b9b3}.home-primary{grid-template-columns:minmax(0,1.8fr) minmax(300px,1fr);gap:16px;margin-bottom:18px;display:grid}.continue-card{padding:22px}.continue-content{grid-template-columns:180px 1fr;align-items:center;gap:24px;display:grid}.lesson-art{color:#5fdcf9;background:radial-gradient(#075a74,#061624 75%);border:1px solid #1e536b;border-radius:10px;flex-direction:column;justify-content:center;align-items:center;gap:15px;min-height:177px;display:flex;box-shadow:inset 0 0 50px #009ee612}.lesson-art svg{filter:drop-shadow(0 0 15px #1ad8ff55)}.lesson-art span{letter-spacing:.2em;text-transform:uppercase;color:#83c5de;font-size:.58rem}.small-label{color:#74cdf2;font-size:.67rem;font-weight:500}.continue-content h3{margin-top:8px;font-size:1.35rem}.continue-content p{margin-top:8px;font-size:.74rem}.continue-content .progress{margin-top:20px}.continue-content .button{width:100%;min-height:41px;margin-top:19px;font-size:.78rem}.sany-card{background:radial-gradient(ellipse at bottom right,#104d70,var(--surface) 80%);min-height:257px;padding:21px;position:relative;overflow:hidden}.sany-card-copy{z-index:2;max-width:57%;position:relative}.sany-card h3{margin-top:11px;font-size:1.2rem;line-height:1.3}.sany-card p{color:#b4d2e6;margin-top:12px;font-size:.75rem;line-height:1.7}.sany-character{object-fit:contain;object-position:bottom;width:173px;height:204px;position:absolute;bottom:49px;right:-9px}.sany-card>.button{color:#6bd8ff;z-index:4;background:#08253adc;border-color:#207da1;width:calc(100% - 34px);min-height:38px;font-size:.76rem;position:absolute;bottom:17px;left:17px;right:17px}.quick-links{grid-template-columns:repeat(6,1fr);gap:11px;margin-bottom:20px;display:grid}.quick-links>.panel{align-items:center;gap:10px;min-height:73px;padding:18px 12px;font-size:.76rem;display:flex}.quick-links>.panel>svg:first-child{color:#6bccf7;stroke-width:1.5px;width:24px;height:24px}.quick-links>.panel>svg:last-child{color:#5e829c;width:13px;margin-left:auto}.quick-links>.panel:hover{background:var(--surface-soft);border-color:#21a6cf}.home-bottom{grid-template-columns:1.1fr 1fr 1fr;gap:16px;display:grid}.home-bottom>.panel{min-height:245px;padding:18px}.list-row{background:var(--surface-soft);border:1px solid var(--border);border-radius:9px;align-items:center;gap:11px;margin-top:8px;padding:12px 10px;font-size:.74rem;line-height:1.4;display:flex}.list-row>span{text-overflow:ellipsis;white-space:nowrap;flex:1;min-width:0;overflow:hidden}.list-row>svg:first-child{color:#a5d8f4}.list-row>svg:last-child{color:#77a9c5;margin-left:auto}.today-label{color:#b2cde1;text-transform:capitalize;align-items:center;gap:10px;font-size:.74rem;display:flex}.next-event{background:var(--surface-soft);border-radius:8px;align-items:center;gap:12px;margin-top:19px;padding:15px;display:flex}.event-line{background:#27cad5;border-radius:4px;width:3px;height:64px}.next-event small,.next-event strong,.next-event div>span{display:block}.next-event small{color:var(--muted);font-size:.64rem}.next-event strong{margin-block:4px;font-size:.82rem}.next-event div>span{color:var(--muted);font-size:.69rem}.goal-row{border-bottom:1px solid var(--border);cursor:pointer;align-items:center;gap:11px;padding:12px 8px;font-size:.74rem;line-height:1.4;display:flex}.goal-row input{accent-color:#11bca9;flex-shrink:0;width:18px;height:18px}.goal-row>span{flex:1}.goal-row:has(input:checked)>span{color:var(--muted)}.goal-row svg{color:var(--teal)}.empty-inline{color:var(--muted);justify-content:center;align-items:center;gap:12px;padding:22px 5px;font-size:.8rem;display:flex}.motivation-banner{background:linear-gradient(110deg,#0c324a,#123f50,#1d4550);border:1px solid #174658;border-radius:12px;align-items:center;gap:15px;min-height:68px;margin-top:20px;padding:18px 23px;font-size:.82rem;display:flex}.motivation-banner svg{color:#87dfdc}.motivation-banner strong{color:#afd3de;margin-left:auto;font-size:.77rem;font-weight:450}.app-footer{color:#668ba4;align-items:center;gap:14px;padding:26px 0 6px;font-size:.58rem;display:flex}.app-footer>span:first-child{letter-spacing:.15em;font-size:.66rem;font-weight:600}.app-footer>svg{color:#6397ad;margin-left:auto}.badge{border:1px solid var(--border);background:var(--surface-soft);color:var(--muted);border-radius:6px;align-items:center;gap:6px;padding:5px 10px;font-size:.7rem;display:inline-flex}.study-layout{grid-template-columns:240px minmax(0,1fr) 280px;gap:16px;display:grid}.subject-panel{align-self:start;padding:17px 11px}.subject-panel>h2{margin-bottom:17px;padding-inline:7px}.subject{border:1px solid var(--border);text-align:left;border-radius:9px;align-items:center;gap:11px;width:100%;margin-top:9px;padding:13px 8px;font-size:.77rem;display:flex}.subject>span:nth-child(2){flex:1}.subject .progress{margin-top:10px}.subject .icon-tile{color:#4fcffc;background:#0e3d59;width:35px;height:39px}.subject.active{background:#07334b;border-color:#00b8f0}.study-content{min-height:400px}.study-content>p{margin-bottom:24px;font-size:.83rem}.lesson-row{border:1px solid var(--border);text-align:left;background:var(--surface-soft);border-radius:10px;align-items:center;gap:15px;width:100%;margin:10px 0;padding:18px 12px;display:flex}.lesson-row>span:nth-child(2){flex:1}.lesson-row strong{font-size:.87rem;display:block}.lesson-row small{color:var(--muted);margin-top:5px;font-size:.7rem;display:block}.lesson-number{color:#8fdbff;background:#114767;border-radius:50%;justify-content:center;align-items:center;width:35px;height:35px;font-size:.8rem;display:flex}.lesson-number.done{color:#45e1c4;background:#0c5b55}.lesson-body{white-space:pre-wrap;min-height:280px;padding-block:24px;font-size:1rem;line-height:1.9}.study-content>h2{margin-top:25px;margin-bottom:20px;font-size:1.8rem}.study-content>.button{margin:10px 10px 0 0}.study-layout>.sany-card{align-self:start}.empty-state{text-align:center;flex-direction:column;justify-content:center;align-items:center;gap:22px;max-width:460px;min-height:300px;margin:auto;padding:30px 15px;display:flex}.empty-state>svg{color:#50badf}.empty-state p{font-size:.9rem}.two-column{grid-template-columns:minmax(0,1.7fr) minmax(280px,1fr);gap:22px;display:grid}.goals-panel>p{margin-bottom:20px}.large-goal{padding:20px 10px;font-size:.9rem}.inline-form{gap:10px;margin-top:25px;display:flex}.inline-form input{min-width:0;margin:0}.time-plan{text-align:center;flex-direction:column;align-items:center;gap:23px;padding:30px;display:flex}.time-plan>svg{color:#43cafa}.big-time{letter-spacing:-.06em;font-size:4rem;font-weight:650}.big-time>small{letter-spacing:0;color:var(--muted);font-size:1.25rem;font-weight:400}.calendar-controls{align-items:center;gap:8px;display:flex}.calendar-panel{padding:22px}.calendar-controls .button{min-height:36px;padding:8px 14px;font-size:.74rem}.week-calendar{border:1px solid var(--border);border-radius:10px;grid-template-columns:repeat(7,minmax(0,1fr));min-height:430px;display:grid;overflow:hidden}.day-column{border-right:1px solid var(--border);background:repeating-linear-gradient(0deg,transparent 0 79px,var(--border) 80px)}.day-column:last-child{border:0}.day-column>header{text-align:center;border-bottom:1px solid var(--border);background:var(--surface);flex-direction:column;align-items:center;gap:3px;padding:17px 5px;display:flex}.day-column>header small{text-transform:capitalize;color:var(--muted);font-size:.7rem}.day-column>header strong{font-size:1.4rem;font-weight:650}.day-column>header span{color:var(--muted);font-size:.67rem}.day-column.is-today>header{background:#064867}.day-column.is-today>header strong{color:#6ed8ff}.day-column>div{padding:8px 5px}.calendar-event{overflow-wrap:anywhere;background:#174675;border-left:3px solid #4dd1f4;border-radius:5px;margin-bottom:12px;padding:11px 7px}.calendar-event strong{font-size:.7rem;display:block}.calendar-event small{color:#afd3f1;margin-top:8px;font-size:.65rem;display:block}.event-form{border:1px solid var(--border);border-radius:12px;max-width:600px;margin-bottom:22px;padding:20px}.notes-layout{grid-template-columns:260px 1fr;gap:20px;display:grid}.notes-list{align-self:start;padding:18px 10px}.notes-list>.panel-heading{margin-bottom:8px;padding-inline:7px}.note-list-item{text-align:left;border:1px solid #0000;border-bottom-color:var(--border);border-radius:7px;align-items:center;gap:10px;width:100%;padding:15px 10px;font-size:.79rem;display:flex}.note-list-item.active{background:#0a344b;border:1px solid #16b5e8}.note-list-item small{color:var(--muted);align-items:center;gap:4px;margin-top:6px;font-size:.62rem;display:flex}.note-list-item>span{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.note-list-item>svg{color:#79cceb}.note-editor{min-height:580px;padding:20px}.editor-heading{color:var(--muted);justify-content:space-between;align-items:center;font-size:.69rem;display:flex}.note-title{width:100%;color:var(--ink);outline-offset:0;letter-spacing:-.035em;background:0 0;border:0;padding:20px 2px;font-size:1.65rem;font-weight:650}.editor-toolbar{background:var(--surface-soft);border:1px solid var(--border);color:var(--muted);border-radius:8px 8px 0 0;align-items:center;gap:12px;padding:12px;font-size:.75rem;display:flex}.note-editor textarea{resize:vertical;color:#142d4b;background:#f4f7fb;border:0;border-radius:0 0 8px 8px;width:100%;min-height:430px;padding:28px;font-size:1rem;line-height:1.9;display:block}.roadmap-panel{text-align:center;flex-direction:column;align-items:center;gap:20px;min-height:420px;padding:40px;display:flex}.roadmap-panel>img{object-fit:contain;width:190px;height:210px}.roadmap-panel h2{font-size:2rem}.roadmap-panel p{max-width:460px;font-size:.95rem;line-height:1.8}.roadmap-panel .onboard-icon{margin:0}.next-steps{align-self:start;padding:35px}.next-steps h2{font-size:1.7rem}.next-steps>p{margin-block:22px}.skip-link{z-index:1000;background:var(--cyan);color:var(--deep);border-radius:6px;padding:10px 20px;position:fixed;top:-100px;left:20px}.skip-link:focus{top:15px}.not-found{max-width:720px;margin:20vh auto;padding:30px}.not-found h1{margin-bottom:30px;font-size:2.5rem}.not-found p{margin-bottom:25px}.loading-page{gap:25px;padding:10vw;display:grid}.skeleton{background:linear-gradient(110deg,#dce9f5,#edf5fb,#dce9f5) 0 0/200% 100%;border-radius:12px;height:80px;animation:1.5s infinite shimmer}@keyframes shimmer{to{background-position:-200% 0}}html[data-theme=dark]{--bg:#071725;--surface:#0c2437;--surface-soft:#102b41;--ink:#f1f6fb;--muted:#a9c0d4;--border:#24455c;--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark}html[data-theme=dark] .public-site .brand-word,html[data-theme=dark] .auth-header .brand-word{filter:grayscale()brightness(0)invert()}html[data-theme=dark] .icon-tile{background:#143b57}html[data-theme=dark] .notice{color:#b5d6ee;background:#12334b;border-color:#28516b}html[data-theme=dark] .error-message{color:#ffa7b8;background:#3b1b29;border-color:#773343}html[data-theme=light] .student-app{--app-bg:#f3f7fc;--app-panel:#fff;--app-panel-alt:#edf4fa;--app-border:#dbe7f0;--app-text:#0b1f3b;--app-muted:#607890}html[data-theme=light] .app-heading .heading-shade{background:linear-gradient(90deg,#f3f7fc 35%,#f3f7fcaa 75%,#f3f7fc66),linear-gradient(#0000,#f3f7fc)}html[data-theme=light] .app-heading .heading-note{color:#314f6e}html[data-theme=light] .sany-card{background:linear-gradient(135deg,#ecf7ff,#c4e5f7)}html[data-theme=light] .sany-card p{color:#476680}html[data-theme=light] .subject.active,html[data-theme=light] .note-list-item.active{background:#dff3ff}html[data-theme=light] .today-label{color:#41627f}html[data-theme=light] .demo-banner{color:#3d6d86;background:#e1f1fa}html[data-theme=light] .stat strong small{color:#62768a}@media (prefers-color-scheme:dark){html:not([data-theme=light]):not([data-theme=dark]){--bg:#071725;--surface:#0c2437;--surface-soft:#102b41;--ink:#f1f6fb;--muted:#a9c0d4;--border:#24455c;--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark}html:not([data-theme=light]):not([data-theme=dark]) .public-site .brand-word,html:not([data-theme=light]):not([data-theme=dark]) .auth-header .brand-word{filter:grayscale()brightness(0)invert()}}@media (min-width:1650px){.app-main{padding-inline:40px}.app-heading{margin-inline:-40px;padding-inline:40px}.home-primary{grid-template-columns:2.1fr 1fr}.continue-content{grid-template-columns:235px 1fr}.lesson-art{min-height:190px}.sany-character{width:200px;height:229px}.panel{padding:24px}.home-bottom>.panel{padding:23px}.app-heading{min-height:200px}}@media (max-width:1200px){.container{width:calc(100% - 48px)}.public-nav{gap:18px;font-size:.75rem}.header-actions{gap:8px}.header-actions .button{padding:11px 15px}.header-cta svg{display:none}.companion{gap:55px}.companion h2{font-size:2.25rem}.floating-sany{right:-15px}.sidebar{width:197px;padding-inline:9px}.sidebar .brand{transform:scale(.82)}.sidebar nav>a{gap:10px;padding-inline:12px;font-size:.72rem}.app-body{margin-left:197px}.app-main{padding-inline:20px}.app-heading{margin-inline:-20px;padding-inline:20px}.app-topbar{padding-inline:20px}.stats-grid{grid-template-columns:1fr 1fr;gap:10px}.stat{min-height:92px}.stat .week-dots{margin-top:4px}.home-primary{grid-template-columns:1.7fr 1fr}.continue-content{grid-template-columns:120px 1fr;gap:16px}.lesson-art{min-height:164px}.lesson-art svg{width:60px;height:60px}.continue-content h3{font-size:1.13rem}.home-bottom{grid-template-columns:1fr 1fr}.home-bottom>.panel:last-child{grid-column:1/-1;min-height:auto}.home-bottom>.panel:last-child .goal-row{vertical-align:top;width:50%;display:inline-flex}.quick-links{grid-template-columns:repeat(3,1fr)}.quick-links>.panel{min-height:61px}.study-layout{grid-template-columns:210px 1fr}.study-layout>.sany-card{grid-column:1/-1;min-height:225px}.study-layout>.sany-card .sany-card-copy{max-width:60%}.topbar-right{gap:9px}.topbar-right .preferences .select-control:first-child{max-width:88px}.notes-layout{grid-template-columns:225px 1fr}.footer-links{gap:15px}.hand-note{right:4%}}@media (max-width:950px){.public-nav{gap:13px}.public-header .brand{transform-origin:0;width:157px;margin-right:-30px;transform:scale(.82)}.header-actions .login-link,.header-actions .preferences{display:none}.companion{gap:40px}.companion h2{font-size:1.9rem}.feature-strip .container{grid-template-columns:repeat(3,1fr);row-gap:20px}.hero-content h1{max-width:560px;font-size:3.1rem}.hero-content>p{max-width:420px}.landing-hero{min-height:555px}.hero-content{padding-top:85px}.hero-shade{background:linear-gradient(90deg,#03101fe6,#03101faa 50%,#03101f20)}.product-preview{min-height:325px}.preview-content{padding:18px}.floating-sany{padding-right:12px;bottom:-30px;right:-12px}.floating-sany img{width:75px;height:96px}.feature-grid{gap:14px}.feature-card{padding:22px}.auth-main{gap:30px}.auth-art-copy{padding:35px 25px}.auth-art-copy h2{font-size:1.8rem}.auth-card h1{font-size:2.1rem}.public-footer{grid-template-columns:1fr}.footer-links{flex-wrap:wrap}.home-primary{grid-template-columns:1fr}.sany-card{min-height:225px}.sany-card-copy{max-width:65%}.sany-character{width:170px;height:190px;right:10px}.heading-note{display:none}.heading-content h1{font-size:2rem}.heading-content p{max-width:370px;font-size:.8rem}.stats-grid{gap:9px}.stat{gap:6px;padding:14px}.stat strong{font-size:1.25rem}.stat-icon{width:31px}.global-search{width:55%}.topbar-right .preferences .select-control:first-child,.topbar-right>.avatar{display:none}.app-topbar{gap:8px}.home-bottom{grid-template-columns:1fr}.home-bottom>.panel{min-height:auto}.home-bottom>.panel:last-child .goal-row{width:100%}.motivation-banner{flex-wrap:wrap;gap:10px;font-size:.73rem}.motivation-banner strong{width:100%;margin:0;font-size:.7rem}.notes-layout{grid-template-columns:1fr}.notes-list{flex-wrap:wrap;gap:8px;display:flex}.notes-list>.panel-heading{width:100%;margin-bottom:0}.note-list-item{border-color:var(--border);width:auto;max-width:100%}.note-list-item small{display:none}.two-column,.study-layout{grid-template-columns:1fr}.subject-panel{align-items:center;gap:8px;display:flex;overflow:auto}.subject-panel>h2{display:none}.subject{width:auto;min-width:175px;margin:0}.week-calendar{grid-template-columns:repeat(7,minmax(105px,1fr));min-height:380px;overflow-x:auto}.calendar-panel{padding:15px;overflow:hidden}.calendar-panel>.panel-heading{flex-wrap:wrap;align-items:start;gap:12px}.calendar-panel>.panel-heading>.button{font-size:.75rem}.study-content{min-height:350px}}@media (max-width:700px){body{font-size:16px}.container{width:calc(100% - 36px)}.section{padding-block:60px}.public-header{height:72px}.header-inner{gap:10px}.mobile-menu{display:inline-flex}.public-header .brand{margin-right:-38px;transform:scale(.8)}.public-nav{background:var(--surface);border-bottom:1px solid var(--border);box-shadow:var(--shadow);flex-direction:column;align-items:start;gap:22px;padding:24px;font-size:1rem;display:none;position:absolute;top:72px;left:0;right:0}.public-nav.is-open{display:flex}.header-actions{gap:4px}.header-actions .button{min-height:38px;padding:9px 12px;font-size:.75rem}.landing-hero{min-height:665px}.hero-image{object-position:68% 50%}.hero-shade{background:linear-gradient(#06172835 10%,#041528db 40%,#041528 85%)}.hero-content{padding-top:290px;padding-bottom:40px}.hero-content .eyebrow{letter-spacing:.1em;margin-bottom:17px;font-size:.59rem}.hero-content h1{letter-spacing:-.055em;max-width:100%;font-size:2.65rem}.hero-content>p{max-width:480px;margin-top:20px;font-size:.92rem;line-height:1.65}.hero-buttons{flex-wrap:wrap;gap:9px;margin-top:24px}.hero-buttons .button{min-height:47px;padding:13px 17px;font-size:.79rem}.hero-note{margin-top:20px;font-size:.71rem}.hand-note{font-size:.94rem;top:27px;left:0;right:auto}.feature-strip{padding-block:23px}.feature-strip>.container{grid-template-columns:repeat(2,1fr);gap:19px 10px}.feature-strip .container>div{gap:8px;font-size:.68rem}.feature-strip svg{width:19px;height:19px}.companion{grid-template-columns:1fr;gap:45px;padding-bottom:85px}.companion h2{font-size:2.1rem}.companion>div>p{font-size:.94rem}.product-preview{width:calc(100% - 15px);max-width:480px;margin-inline:auto}.floating-sany{right:-7px}.section-heading{margin-bottom:30px}.section-heading h2{font-size:2rem}.section-heading p{font-size:.95rem}.feature-grid{grid-template-columns:repeat(2,1fr);gap:11px}.feature-card{padding:19px 16px}.feature-card h3{margin-top:17px;font-size:.94rem;line-height:1.35}.feature-card p{margin-top:10px;font-size:.8rem}.icon-tile{width:44px;height:44px}.feature-link{gap:5px;margin-top:21px;font-size:.68rem}.audience-grid{grid-template-columns:1fr;gap:15px}.audience-card{padding:26px}.audience-card h3{max-width:90%;font-size:1.15rem}.audience-card>svg{margin-bottom:18px}.closing-inner{flex-direction:column;align-items:start;gap:25px}.closing-inner h2{font-size:2rem}.closing-inner p{font-size:.92rem}.closing-section{padding-block:48px}.public-footer{padding-top:35px}.footer-links{gap:15px 22px;font-size:.76rem}.eyebrow{font-size:.63rem}.story h1{font-size:2.3rem}.story-values{grid-template-columns:1fr;gap:30px;margin-top:40px}.auth-main{grid-template-columns:1fr;gap:0;padding-top:18px}.auth-card{width:100%;max-width:500px;margin:auto}.auth-art{display:none}.auth-header{padding-block:15px}.auth-header .brand{transform-origin:0;width:170px;margin-right:-20px;transform:scale(.85)}.auth-header .preferences .select-control:first-child{display:none}.auth-card>h1{font-size:2.15rem}.auth-card>p{font-size:.93rem}.onboarding-main{margin-top:25px}.steps{align-items:start;gap:12px;font-size:.6rem}.steps>span{text-align:center;flex-direction:column;flex:1}.onboarding-card{padding:27px 22px}.onboarding-card h1{font-size:1.85rem}.onboarding-card>p{font-size:.9rem}.form-row{grid-template-columns:1fr 1fr;gap:12px}.time-options{gap:7px}.time-options label{font-size:.74rem}.sidebar{width:250px;padding:17px;transition:transform .22s;transform:translate(-100%)}.sidebar.sidebar-open{transform:translate(0)}.sidebar-brand{justify-content:space-between;align-items:center;padding-bottom:22px;display:flex}.sidebar .brand{transform:scale(.88)}.sidebar-brand>.mobile-menu{margin-left:-24px}.sidebar nav>a{gap:14px;min-height:45px;font-size:.85rem}.sidebar-backdrop{-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px);z-index:40;background:#0009;position:fixed;inset:0}.sidebar-quote{display:none}.app-body{margin-left:0}.app-topbar{gap:7px;height:63px;padding-inline:12px}.app-topbar>.mobile-menu{flex-shrink:0;width:34px}.global-search{flex:1;width:auto;min-width:0;padding:0 10px}.global-search input{height:35px;font-size:.7rem}.global-search>svg{width:16px}.topbar-right{gap:2px}.topbar-right .preferences .select-control:first-child,.topbar-right .preferences .select-control:last-child>svg{display:none}.topbar-right .select-control select{max-width:47px;font-size:.65rem}.topbar-right .icon-button{width:31px}.notification-panel{width:calc(100vw - 24px);position:fixed;top:65px;right:12px}.search-results{width:calc(100vw - 24px);position:fixed;top:64px;left:12px}.demo-banner{letter-spacing:.04em;padding:6px 16px;font-size:.5rem}.demo-banner a{font-size:.6rem}.app-main{padding-inline:15px}.app-heading{min-height:163px;margin-inline:-15px;padding:28px 17px 22px}.heading-content h1{font-size:1.95rem}.heading-content .eyebrow{font-size:.54rem}.heading-content p{max-width:290px;font-size:.76rem;line-height:1.7}.app-heading-image{object-position:70% 40%}.heading-shade{background:linear-gradient(90deg,var(--bg) 0%,#04121dbb 50%,#04121d44),linear-gradient(0deg,var(--bg),transparent 60%)}.stats-grid{gap:9px;margin-top:4px;margin-bottom:15px}.stat{gap:6px;min-height:98px;padding:13px 10px}.stat>div>span{font-size:.62rem}.stat strong{font-size:1.26rem}.stat strong small{font-size:.55rem}.stat-icon{width:25px}.stat-icon svg{width:22px;height:22px}.week-dots{gap:5px}.week-dots>span{width:13px;height:13px;font-size:.4rem}.stat .text-link{font-size:.55rem}.home-primary{gap:13px;margin-bottom:14px}.continue-card{padding:17px}.panel h2{font-size:.99rem}.panel-heading{gap:9px}.panel-heading>.text-link{font-size:.62rem}.continue-content{grid-template-columns:90px 1fr;gap:15px}.lesson-art{gap:14px;min-height:168px}.lesson-art svg{width:47px;height:47px}.lesson-art span{letter-spacing:.1em;font-size:.46rem}.continue-content h3{font-size:1.08rem;line-height:1.35}.continue-content p{font-size:.65rem}.continue-content .button{gap:8px;min-height:38px;margin-top:16px;padding:12px 8px;font-size:.67rem}.continue-content .progress{margin-top:17px}.small-label{font-size:.64rem}.sany-card{min-height:236px;padding:20px}.sany-card h3{font-size:1.2rem}.sany-card p{max-width:180px;font-size:.75rem}.sany-character{width:170px;height:195px;right:0}.sany-card-copy{max-width:59%}.quick-links{grid-template-columns:repeat(3,1fr);gap:9px;margin-bottom:15px}.quick-links>.panel{text-align:center;flex-direction:column;gap:9px;min-height:88px;padding:15px 8px;font-size:.68rem}.quick-links>.panel>svg:last-child{display:none}.quick-links>.panel>svg:first-child{width:23px;height:23px}.home-bottom{gap:13px}.home-bottom>.panel{padding:18px}.home-bottom .list-row,.home-bottom .goal-row{font-size:.78rem}.motivation-banner{padding:16px;font-size:.72rem}.app-footer{align-items:start;gap:10px;font-size:.52rem;line-height:1.7}.app-footer>span:first-child{font-size:.57rem}.app-footer svg{width:13px;margin-top:3px}.notes-layout{gap:14px}.notes-list{padding:12px}.note-editor{min-height:500px;padding:14px}.note-title{padding-block:20px;font-size:1.35rem}.note-editor textarea{min-height:390px;padding:19px;font-size:1rem}.editor-toolbar{font-size:.65rem}.notes-list .note-list-item{padding:10px;font-size:.72rem}.calendar-panel>.panel-heading>.button{gap:6px;padding:10px;font-size:.65rem}.calendar-controls{gap:3px}.calendar-controls>.icon-button{width:30px}.calendar-controls>.button{padding:8px 10px;font-size:.65rem}.calendar-event strong{font-size:.71rem}.day-column>header strong{font-size:1.4rem}.goals-panel{padding:19px}.goals-panel>p{font-size:.86rem}.large-goal{font-size:.82rem}.inline-form{gap:8px}.inline-form>.button{padding:10px 12px;font-size:.76rem}.inline-form>input{font-size:.79rem}.roadmap-panel{padding:30px 22px}.next-steps{padding:25px}.study-content{padding:19px}.study-content>.button{width:100%;margin-right:0}.lesson-body{font-size:1rem}.notice{font-size:.82rem}.time-plan{padding:25px}.legal-page h1{font-size:2.4rem}}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition:none!important;animation:none!important}}.header-actions .preferences .select-control:first-child,.auth-header .preferences .select-control:first-child,.topbar-right .preferences .select-control:first-child{display:flex}.save-notice{z-index:100;border:1px solid var(--border);background:var(--surface);max-width:calc(100vw - 32px);color:var(--ink);box-shadow:var(--shadow);border-radius:12px;align-items:center;gap:16px;padding:14px 20px;font-size:.9rem;display:flex;position:fixed;bottom:20px;left:50%;transform:translate(-50%)}@media (max-width:1100px){.header-inner{gap:14px}.header-actions{gap:8px}.public-nav{gap:14px}.header-actions .preferences{gap:4px}.header-actions .select-control select{max-width:72px}}@media (max-width:700px){.public-header{height:auto;min-height:72px}.header-inner{flex-wrap:wrap;padding-block:12px}.header-actions{flex-wrap:wrap;justify-content:flex-end;margin-left:auto}.public-nav{top:100%}.preferences{gap:4px}.preferences .select-control{min-height:40px}.preferences .select-control>svg{display:none}.preferences .select-control select{max-width:76px;font-size:.75rem}.app-topbar{flex-wrap:wrap;height:auto;min-height:63px;padding-block:8px}.app-topbar .global-search{min-width:130px}.topbar-right .select-control select{max-width:73px;font-size:.75rem}.topbar-right .preferences .select-control:last-child select{max-width:47px}.auth-header{flex-wrap:wrap;gap:8px}.demo-banner{flex-wrap:wrap;gap:6px;font-size:.7rem}.demo-banner a,.app-footer,.stat>div>span,.stat strong small,.stat .text-link{font-size:.75rem}.heading-content .eyebrow{font-size:.7rem}.panel-heading>.text-link{font-size:.75rem}.editor-heading{flex-wrap:wrap;gap:8px}}.brand{flex:0 190px;gap:8px;width:190px;min-width:0;max-width:100%;height:48px;overflow:hidden;margin-right:0!important;transform:none!important}.brand .logo-symbol{flex:0 0 36px;width:36px;height:44px;overflow:hidden}.brand .logo-word{flex:auto;width:146px;min-width:0;height:auto;overflow:hidden}.brand-dark .logo-word,html[data-theme=dark] .logo-word{filter:brightness(0)invert()}@media (prefers-color-scheme:dark){html:not([data-theme=light]) .logo-word{filter:brightness(0)invert()}}.preference-menu{position:relative}.preference-trigger{border:1px solid var(--border);background:var(--surface);border-radius:12px;align-items:center;gap:6px;min-height:44px;padding:8px;font-size:.75rem;display:flex}.preference-popover{background:var(--surface);min-width:170px;color:var(--ink);border:1px solid var(--border);box-shadow:var(--shadow);z-index:100;border-radius:14px;padding:6px;animation:.15s ease-out menu-in;position:absolute;top:calc(100% + 8px);right:0}.preference-popover button{text-align:left;border-radius:9px;justify-content:space-between;align-items:center;width:100%;min-height:44px;padding:10px 12px;font-size:.85rem;display:flex}.preference-popover button:hover,.preference-popover button[aria-checked=true]{background:var(--surface-soft);color:var(--blue)}@keyframes menu-in{0%{opacity:0;transform:translateY(-4px)}to{opacity:1;transform:none}}@media (max-width:760px){.brand,.auth-header .brand{width:156px}.brand .logo-word{width:118px}.brand .logo-symbol{width:30px;height:38px}.header-inner{flex-wrap:wrap;gap:8px;padding-block:10px}.public-header{height:auto;min-height:76px}.header-actions{gap:6px}.preference-trigger>span{display:none}.auth-header{flex-wrap:wrap;gap:8px}.app-topbar{flex-wrap:wrap;height:auto;min-height:64px}.app-main{padding-bottom:env(safe-area-inset-bottom,16px)}}@media (prefers-reduced-motion:reduce){.preference-popover{animation:none}}.beta-workspace{min-width:0;margin-block:20px;padding:clamp(16px,3vw,32px)}.beta-workspace>p,.beta-workspace>h3{margin-block:18px}.beta-workspace textarea,.beta-workspace input:not([type=checkbox]):not([type=radio]),.beta-workspace select{background:var(--surface);color:var(--ink);border:1px solid var(--border);border-radius:10px;max-width:100%;padding:12px}.beta-workspace textarea{resize:vertical;width:100%}.beta-tabs,.map-toolbar{flex-wrap:wrap;gap:10px;margin-block:16px;display:flex}.chat-history{max-height:520px;margin-block:24px;overflow:auto}.chat-message{border:1px solid var(--border);background:var(--surface-soft);overflow-wrap:anywhere;border-radius:16px;margin:12px 0;padding:18px}.chat-message.user{background:var(--surface);margin-left:8%}.chat-message p{white-space:pre-wrap;line-height:1.8}.chat-message strong{color:var(--teal)}.map-scroll{border:1px solid var(--border);background:radial-gradient(var(--border) 1px,transparent 1px);background-size:20px 20px;border-radius:16px;overflow:auto}.concept-canvas{touch-action:none;width:100%;min-width:700px;height:auto;display:block}.concept-canvas g{cursor:grab}.quiz-question{border:1px solid var(--border);border-radius:14px;padding:20px}.quiz-question legend{padding:8px;font-weight:650}.quiz-choice{border-radius:8px;align-items:center;gap:12px;min-height:44px;padding:12px;display:flex}.quiz-choice:hover{background:var(--surface-soft)}.beta-workspace fieldset{min-width:0}.beta-workspace .form-stack{margin-block:20px}.beta-workspace .panel-heading{flex-wrap:wrap}.beta-workspace input[type=checkbox],.beta-workspace input[type=radio]{width:18px;height:18px;accent-color:var(--teal)}.privacy-toggle{bottom:max(8px,env(safe-area-inset-bottom));z-index:45;border:1px solid var(--border);background:var(--surface);color:var(--muted);font:inherit;cursor:pointer;border-radius:20px;padding:8px 12px;font-size:11px;position:fixed;right:12px}.cookie-panel{z-index:60;width:min(470px,100vw - 32px);padding:22px;position:fixed;bottom:48px;right:16px;box-shadow:0 12px 60px #0003}.cookie-panel p{font-size:14px;line-height:1.5}.cookie-actions{flex-wrap:wrap;gap:10px;display:flex}.legal-page{max-width:850px}.legal-page section{margin:28px 0}.legal-page p{line-height:1.8}.app-footer{padding-bottom:55px}.anatomy-workspace{padding:24px}.anatomy-layout{grid-template-columns:minmax(0,1fr) 280px;gap:20px;margin:20px 0;display:grid}.anatomy-canvas{background:radial-gradient(#ecf3ef,#bccdca);border-radius:22px;min-width:0;height:620px;overflow:hidden}.anatomy-canvas canvas{touch-action:none;outline-offset:-4px;display:block}.anatomy-tools{flex-direction:column;gap:14px;min-width:0;display:flex}.anatomy-tools label{gap:8px;display:grid}.anatomy-results{gap:4px;max-height:220px;display:grid;overflow:auto}.anatomy-results button{font:inherit;text-align:left;border:1px solid var(--border);background:var(--surface);min-height:44px;color:var(--ink);cursor:pointer;border-radius:10px;padding:10px;font-size:13px}.anatomy-results .selected{border-color:var(--teal);background:#4c9f8b33}.anatomy-selection{gap:14px;display:grid}.anatomy-credit{line-height:1.6;display:block}.anatomy-tools .button{padding:10px;font-size:12px}.anatomy-workspace>p{line-height:1.6}@media (max-width:800px){.anatomy-layout{grid-template-columns:1fr}.anatomy-canvas{height:480px}.anatomy-workspace{padding:16px}.anatomy-tools{grid-template-columns:1fr;display:grid}.anatomy-results{max-height:150px}}.brand svg{overflow:hidden}.sidebar-brand{min-width:0}.anatomy-tools input:not([type=range]){border:1px solid var(--border);background:var(--surface);width:100%;min-height:44px;color:var(--ink);border-radius:10px;padding:10px}.lesson-workspace{gap:20px;display:grid}.lesson-workspace>.panel{padding:24px}.lesson-workspace .lesson-row{text-align:left;width:100%}.lesson-breadcrumb{overflow-wrap:anywhere;line-height:1.9}.segmented{flex-wrap:wrap;gap:8px;margin-bottom:20px;display:flex}.segmented button{border:1px solid var(--border);background:var(--surface);color:inherit;border-radius:14px;padding:12px 16px}.segmented button.active{background:var(--teal);color:#fff}.knowledge-section{border-bottom:1px solid var(--border);padding:18px 0}.knowledge-section p{white-space:pre-wrap;line-height:1.8}.source-links{flex-wrap:wrap;gap:12px;font-size:12px;display:flex}.source-links a{text-decoration:underline}.source-row{border-bottom:1px solid var(--border);flex-wrap:wrap;align-items:center;gap:12px;padding:16px 0;display:flex}.source-row a{overflow-wrap:anywhere;max-width:100%;font-weight:600}.source-row small{flex-basis:100%}.beta-feedback{margin-top:30px}.beta-feedback .panel{max-width:700px;margin-top:14px;padding:22px}.flashcard-training{margin-bottom:22px;padding:24px}.flashcard-face{border:1px solid var(--border);background:linear-gradient(130deg,#27a0d314,#4bc9ab1f);border-radius:20px;min-height:170px;margin:18px 0;padding:32px 20px}.flashcard-face p{white-space:pre-wrap}.lesson-workspace button:disabled{opacity:.55;cursor:wait}@media (max-width:600px){.lesson-workspace>.panel{padding:18px}.lesson-workspace .panel-heading{flex-wrap:wrap;align-items:flex-start;gap:14px}.source-row{font-size:13px}.knowledge-section h3{overflow-wrap:anywhere}}