@import url('/beep-fonts.css');
:root{font-family:'Beep Sans',Inter,-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;color:#192037;background:#f7f8fc;font-synthesis:none;--ink:#192037;--muted:#73788b;--blue:#3959f9;--lime:#d7fc70;--line:#e9ebf3}*{box-sizing:border-box}body{margin:0}h1,h2,h3,p{margin:0}button,input,select{font:inherit}button,a,input,select{touch-action:manipulation}button,a{ -webkit-tap-highlight-color:transparent}button{cursor:pointer}button:disabled{opacity:.5;cursor:default}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,summary:focus-visible{outline:3px solid #617bff;outline-offset:4px}a{color:inherit}button{color:inherit}h1{font-size:clamp(30px,3.1vw,44px);line-height:1.12;letter-spacing:-1.7px;font-weight:800}h2{font-size:24px;letter-spacing:-.7px;line-height:1.2}h3{font-size:17px;line-height:1.4;letter-spacing:-.3px}p{font-size:14px;color:var(--muted);line-height:1.7}small{font-size:12px}svg{flex-shrink:0}button{transition:background .15s,transform .15s}.btn{display:inline-flex;align-items:center;justify-content:center;gap:12px;min-height:48px;border:0;border-radius:14px;padding:13px 21px;font-size:13px;font-weight:750;text-decoration:none}.btn:hover:not(:disabled){transform:translateY(-2px)}.primary{background:var(--blue);color:#fff}.dark{background:var(--ink);color:white}.lime{background:var(--lime);color:#192b20}.mint{background:#e6f6ed;color:#2c6851}.outline{background:white;border:1px solid var(--line);color:var(--ink)}.text-btn{background:none;border:0;font-size:12px;font-weight:600;min-height:36px;padding:8px 0;justify-content:flex-start}.full{width:100%;margin-top:8px}.beep-brand{font-size:39px;letter-spacing:-2.5px;font-weight:900;display:inline-flex;align-items:center;gap:10px;text-decoration:none;line-height:1}.beep-brand span{color:var(--blue);margin-left:-9px}.beep-brand img{border-radius:12px}.pill{display:inline-flex;align-items:center;gap:7px;padding:7px 12px;background:#edf0ff;color:#3c52ad;border-radius:99px;font-size:11px;font-weight:650;line-height:1.4}.pill.green{background:#e5f5e8;color:#276246}.symbol{width:48px;height:48px;display:inline-flex;justify-content:center;align-items:center;border-radius:15px;background:#eef0ff;color:var(--blue);flex-shrink:0}.eyebrow{font-size:10px;font-weight:750;letter-spacing:1.6px;color:var(--muted);margin-bottom:12px;display:block}.auth-layout{display:grid;grid-template-columns:1fr 1fr;min-height:100dvh}.auth-story{background:#3959f9;color:white;padding:40px 55px 27px;display:flex;flex-direction:column;justify-content:space-between;position:relative;overflow:hidden}.auth-story:after{content:'';position:absolute;width:380px;height:380px;border:1px solid #ffffff16;border-radius:50%;right:-180px;top:-90px;pointer-events:none}.auth-story .beep-brand span{color:var(--lime)}.auth-copy{max-width:490px;margin:50px auto}.auth-copy h1{font-size:clamp(45px,5vw,76px);letter-spacing:-3.5px;margin:24px 0}.auth-copy>p{color:#dfe4ff;font-size:18px;max-width:330px}.auth-copy>.pill{background:#ffffff20;color:white}.auth-proof{display:grid;gap:14px;font-size:12px;color:#e4e9ff}.auth-proof>span{display:flex;align-items:center;gap:12px}.auth-proof svg{color:var(--lime)}.auth-story>small{color:#cbd4ff;font-size:10px}.road-visual{height:240px;position:relative;margin:14px 0 25px;transform:rotate(-8deg)}.road-track{position:absolute;inset:50px 10px 30px;border:32px solid #2243d9;border-radius:100px}.road-track:after{content:'';position:absolute;inset:-17px;border:2px dashed #ffffff60;border-radius:100px}.road-car{position:absolute;background:var(--lime);color:#182543;top:25px;left:45%;padding:10px 18px;border-radius:18px;box-shadow:5px 12px 0 #17299260;transform:rotate(8deg)}.road-start,.road-end{position:absolute;font-weight:800;background:#fff;color:var(--blue);padding:10px;border-radius:14px;bottom:25px;left:15px;font-size:20px;transform:rotate(8deg)}.road-end{left:auto;right:5px;top:90px;bottom:auto;background:#ffce92}.floating-note{position:absolute;right:-10px;bottom:8px;background:#fff;color:var(--ink);padding:17px;border-radius:18px;font-weight:850;font-size:27px;transform:rotate(15deg);box-shadow:0 8px 20px #17299225}.floating-note span{color:#a6afc8;margin:0 8px}.auth-panel{padding:35px 55px;display:flex;flex-direction:column;align-items:center;justify-content:space-between;background:white;gap:30px}.auth-top{width:100%;display:flex;justify-content:flex-end;align-items:center}.auth-top .beep-brand{display:none}.auth-top select{max-width:130px;margin:0}.auth-form{max-width:380px;width:100%;padding:25px 0}.auth-form .symbol{margin-bottom:22px}.auth-form h2{font-size:34px;letter-spacing:-1.3px;margin-bottom:14px}.auth-form form{margin-top:32px}label{display:block;font-size:12px;font-weight:650;margin:19px 0 0}input,select{display:block;width:100%;min-height:49px;padding:12px 14px;margin-top:8px;border:1px solid #e0e4ee;border-radius:12px;background:#fbfcff;color:var(--ink);font-size:13px}input::placeholder{color:#a0a5b5}label small{display:block;margin-top:6px;color:var(--muted);font-weight:400}.form-error{color:#b13f44;font-size:13px;line-height:1.5;margin:12px 0}.auth-help{font-size:12px;margin-top:24px;text-align:center}.auth-bottom{display:grid;justify-items:center;gap:15px;color:var(--muted)}.auth-bottom>small{font-size:10px}.workspace{display:grid;grid-template-columns:225px minmax(0,1fr);min-height:100dvh}.sidebar{height:100dvh;position:sticky;top:0;background:white;border-right:1px solid var(--line);padding:34px 22px 24px;display:flex;flex-direction:column}.sidebar .beep-brand{margin:0 10px 45px;font-size:35px}.sidebar .beep-brand img{width:34px;height:34px}.nav-caption{font-size:9px;letter-spacing:2px;font-weight:750;color:#a1a6b8;margin:0 16px 17px}.sidebar nav{display:grid;gap:7px}.nav-item{display:flex;gap:12px;align-items:center;width:100%;border:0;border-radius:13px;background:none;padding:13px 14px;color:#85899c;font-weight:650;font-size:12px;text-align:left;min-height:47px}.nav-item.selected{background:#eef1ff;color:var(--blue)}.nav-item:hover{background:#f4f5fc}.nav-item b{margin-left:auto;background:#ffcda8;color:#754122;border-radius:6px;font-size:9px;padding:3px 5px}.sidebar-bottom{margin-top:auto;padding-top:25px;display:grid;gap:3px}.sidebar-bottom>.text-btn{color:#8b90a2;font-size:10px;gap:8px}.profile{border-top:1px solid var(--line);display:flex;gap:11px;padding:20px 0 12px;margin-top:15px;align-items:center}.avatar{width:39px;height:39px;border:0;background:#e8eaff;display:inline-flex;align-items:center;justify-content:center;border-radius:50%;color:#5964ae;font-weight:750;font-size:14px;flex-shrink:0}.profile strong{display:block;font-size:12px;max-width:130px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.profile small{display:block;color:var(--muted);font-size:10px;margin-top:5px}.page-top{height:90px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 42px;background:#ffffff70;gap:12px}.desktop-tag{font-size:12px;color:#969aad}.top-actions{display:flex;align-items:center;gap:16px}.path-chip{font-size:11px;background:white;border:1px solid var(--line);border-radius:99px;min-height:38px;gap:8px;padding:8px 13px}.separator{color:#b9bdcc;margin:0 6px}.mini-avatar{width:33px;height:33px;font-size:12px;background:#ffdba9}.mobile-logo,.mobile-nav{display:none}#content{max-width:1250px;margin:auto;padding:38px 42px 20px}.page-heading{margin-bottom:28px}.page-heading p{margin-top:13px}.page-heading .eyebrow{margin-top:0}.greeting{display:flex;justify-content:space-between;align-items:center}.edition{font-size:10px;text-align:right;color:#9ca2b7;line-height:1.8}.edition b{font-size:11px;color:#6f7892}.hero-grid{display:grid;grid-template-columns:1.7fr 1fr;gap:22px}.training-hero{background:var(--blue);color:white;border-radius:25px;padding:30px;position:relative;overflow:hidden;min-height:320px}.training-hero>.pill{background:#ffffff20;color:#e2e9ff;font-size:10px;position:relative;z-index:1}.training-hero h2{font-size:35px;line-height:1.1;margin:23px 0 14px;letter-spacing:-1.5px;position:relative;z-index:1;max-width:85%}.training-hero em{color:var(--lime);font-style:normal}.training-hero>p{color:#d4dcff;font-size:12px;position:relative;z-index:1;max-width:65%}.training-hero>.btn{margin-top:23px;position:relative;z-index:1}.hero-meta{display:flex;gap:18px;color:#d1dbff;font-size:10px;margin-top:23px;position:relative;z-index:1}.hero-meta span{display:flex;align-items:center;gap:7px}.hero-road{width:230px;height:210px;position:absolute;right:-70px;bottom:25px;transform:rotate(-29deg);border:38px solid #2846d6;border-radius:85px}.hero-road:after{content:'';position:absolute;inset:-20px;border:2px dashed #5874fe;border-radius:65px}.hero-road>svg{position:absolute;color:#fff;left:15px;bottom:-44px;z-index:1;transform:rotate(-5deg)}.progress-card{background:white;border:1px solid var(--line);border-radius:25px;padding:28px;display:grid;justify-items:center;align-content:space-between;gap:14px;text-align:center}.progress-card .eyebrow{justify-self:start}.progress-ring{width:182px;height:182px;border-radius:50%;background:conic-gradient(var(--blue) calc(var(--progress)*1%),#f0f2fa 0);padding:13px;transform:rotate(-25deg)}.progress-ring>div{height:100%;width:100%;border-radius:50%;background:white;display:flex;flex-direction:column;align-items:center;justify-content:center;transform:rotate(25deg)}.progress-ring strong{font-size:49px;letter-spacing:-2px}.progress-ring small{font-size:21px;color:#9298b4;margin-left:3px}.progress-ring span{font-size:9px;color:#989eb3;margin-top:6px}.progress-card>p{font-size:11px}.progress-card>p strong{color:var(--ink)}.quick-grid{display:grid;grid-template-columns:1fr 1fr 1.25fr;gap:18px;margin-top:20px}.quick-card{display:flex;align-items:center;gap:13px;padding:20px;border:0;border-radius:20px;text-align:left;min-width:0}.quick-card .symbol{background:#ffffff80;width:42px;height:42px;color:inherit;border-radius:13px}.quick-card>div{min-width:0}.quick-card strong{display:block;font-size:26px;letter-spacing:-1px}.quick-card small{font-size:14px;color:#8d8098;letter-spacing:0}.quick-card div>span{display:block;font-size:10px;line-height:1.4;margin-top:4px;opacity:.7}.quick-card>svg{margin-left:auto;width:18px}.quick-card.peach{background:#fff0e4;color:#8e512b}.quick-card.lilac{background:#edeaff;color:#6453a3}.quick-card.mint{background:#e5f3ee;color:#326a58}.quick-card.mint strong{font-size:16px;letter-spacing:-.3px}.section{margin-top:36px}.section-heading{margin-bottom:20px;display:flex;justify-content:space-between}.section-heading h2{font-size:21px}.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.steps button{position:relative;background:white;border:1px solid var(--line);border-radius:20px;text-align:left;padding:23px;min-height:180px}.steps button>span{font-size:11px;font-weight:750;color:#7e8ab4;background:#f0f3ff;padding:6px 9px;border-radius:8px;display:inline-block;margin-bottom:16px}.steps h3{font-size:14px}.steps p{font-size:11px;margin-top:8px;max-width:95%}.steps svg{position:absolute;right:20px;top:26px;width:18px;color:#a4acc2}.target-card{display:flex;gap:17px;align-items:center;background:#f0f2f9;border-radius:18px;padding:22px;margin-top:27px}.target-card h3{font-size:13px}.target-card p{font-size:11px;margin-top:6px;max-width:610px}.target-card .symbol{background:white;color:#7985b6}.target-card .pill{flex-shrink:0;font-size:9px;background:white;color:#7d869e}.main-area>footer{padding:30px 42px;font-size:9px;color:#a1a6b9;display:flex;gap:15px;align-items:center;justify-content:space-between;max-width:1250px;margin:auto}.main-area>footer button{border:0;background:none;color:#8c92a8;font-size:9px;text-decoration:underline}.notice{padding:18px 22px;background:#fff1db;color:#826235;border-radius:15px;font-size:12px;line-height:1.7;margin-bottom:22px}.mode-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-bottom:24px}.mode-card{border:1px solid var(--line);border-radius:22px;padding:27px;background:white;display:flex;flex-direction:column;align-items:flex-start}.mode-card.blue{background:#eef1ff}.mode-card h2{margin:22px 0 12px;font-size:22px}.mode-card p{font-size:12px;margin-bottom:24px}.mode-card .btn{margin-top:auto}.learn-shortcuts{display:flex;gap:12px;margin-bottom:20px}.source-note{font-size:11px;background:#eff2f8;padding:13px 17px;border-radius:12px;margin:18px 0 24px;line-height:1.7}.lesson-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.lesson-card{position:relative;border:1px solid var(--line);background:white;border-radius:21px;text-align:left;padding:23px;min-height:190px;overflow:hidden}.lesson-card:nth-child(5n+1){background:#eef0ff}.lesson-card:nth-child(5n+2){background:#eef8f1}.lesson-card:nth-child(5n+3){background:#fff3e7}.lesson-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:22px;color:#8b96be}.lesson-number{font-size:11px;font-weight:750;border:1px solid #b1b9d04a;padding:5px 9px;border-radius:7px}.lesson-top svg{width:19px}.lesson-card h2{font-size:19px;max-width:95%;line-height:1.25;letter-spacing:-.5px}.lesson-card p{font-size:10px;margin-top:15px;max-width:80%}.round-arrow{position:absolute;right:19px;bottom:17px;width:30px;height:30px;background:#ffffff90;border-radius:50%;display:grid;place-items:center}.round-arrow svg{width:16px}.brand-dot{color:var(--blue)}.lesson-summary{background:#fff;border:1px solid var(--line);border-radius:22px;padding:30px;display:flex;align-items:flex-start;gap:22px}.lesson-summary h2{margin-bottom:15px;font-size:22px}.lesson-summary p{font-size:16px;color:#555e79;max-width:800px}.tip{background:#fff1e5;border-radius:13px;padding:17px;margin-top:22px}.tip strong{font-size:12px;color:#99603a}.tip p{font-size:13px;margin-top:6px}.section-title{font-size:23px;margin:25px 0}.lesson-bottom{display:flex;justify-content:center;margin-top:30px}.filter-bar{display:flex;gap:12px;align-items:center;margin:20px 0;flex-wrap:wrap}.filter-bar>input{flex:2;min-width:200px;margin:0}.filter-bar>select{flex:1;min-width:160px;margin:0}.toggle{display:flex;gap:8px;align-items:center;font-size:11px;margin:0;font-weight:500}.toggle input{width:17px;min-height:17px;height:17px;margin:0;accent-color:var(--blue)}.result-count{font-size:11px;margin:15px 0}.study-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;align-items:start}.study-card{border:1px solid var(--line);border-radius:20px;background:white;padding:23px}.question-id{font-size:9px;letter-spacing:.6px;text-transform:uppercase;color:#8b93ac;display:block;margin-bottom:13px;font-weight:700}.study-card h3{font-size:15px;line-height:1.55}.official-image{display:flex;align-items:center;justify-content:center;background:white;border:1px solid #f0f1f6;border-radius:14px;padding:16px;margin:20px 0;text-decoration:none;min-height:65px}.official-image img{max-width:100%;max-height:200px;object-fit:contain;display:block}.official-image img[hidden],.image-failure[hidden]{display:none}.image-failure{font-size:12px;color:#a85437;line-height:1.5}.official-answer{padding:16px;background:#eff7ed;border-radius:13px;font-size:13px;color:#416a43;line-height:1.65;margin-top:17px}.official-answer>strong{display:block;font-size:10px;color:#658167;margin-bottom:7px}.study-card details{margin-top:20px}.study-card summary{cursor:pointer;color:var(--blue);font-size:12px;font-weight:650}.source-link{display:inline-block;font-size:9px;color:#9ba3b7;margin-top:18px}.load-more{display:flex;justify-content:center;margin-top:25px}.errors-top{display:flex;align-items:center;justify-content:space-between;background:#fff0e4;border-radius:19px;padding:23px;margin-bottom:25px;gap:20px}.errors-top>span{font-size:12px;color:#915d3f}.errors-top strong{font-size:35px;margin-right:10px;color:#8c4d2b}.empty-state{padding:65px 25px;text-align:center;display:flex;flex-direction:column;align-items:center;gap:18px;border:1px dashed #d9deed;border-radius:22px;color:#a8b0c9;background:#ffffff70}.quiz-toolbar{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:25px}.timer{display:flex;align-items:center;gap:8px;font-variant-numeric:tabular-nums;background:#edf1ff;padding:11px 15px;border-radius:12px;color:var(--blue);font-size:16px}.timer.urgent{color:#c3434d;background:#ffebec}.quiz-progress{display:flex;align-items:center;justify-content:space-between;font-size:12px;margin-bottom:12px;color:#7f88a4}.quiz-progress strong{color:var(--ink)}progress{appearance:none;width:100%;height:6px;border:0;display:block;border-radius:99px;overflow:hidden;margin-bottom:24px;background:#e9ecf5}progress::-webkit-progress-bar{background:#e9ecf5}progress::-webkit-progress-value{background:var(--blue);border-radius:99px}progress::-moz-progress-bar{background:var(--blue)}.question-panel{max-width:850px;margin:auto;background:#fff;border:1px solid var(--line);border-radius:25px;padding:35px}.question-panel h1{font-size:25px;line-height:1.45;letter-spacing:-.6px}.question-panel .official-image{margin:22px auto;max-width:600px;background:#fcfcff}.question-panel .official-image img{max-height:230px}.answers{display:grid;gap:12px;margin-top:25px}.answer{display:flex;align-items:center;gap:16px;border:1px solid #e2e6f0;background:white;border-radius:14px;padding:15px;text-align:left;font-size:14px;line-height:1.55;color:#4b5571}.answer:hover:not(:disabled){background:#f5f7ff;border-color:#a9b6ff}.letter{font-weight:750;width:33px;height:33px;border-radius:10px;background:#f2f4fa;display:grid;place-items:center;flex-shrink:0;font-size:12px;color:#78839e}.answer:disabled{opacity:1}.answer.correct{background:#edf8ec;border-color:#a4ce9d;color:#36613a}.answer.wrong{background:#fff0ed;border-color:#e9b0a3;color:#965440}.answer.correct .letter{background:#c9e8c2;color:#37653a}.answer.wrong .letter{background:#f9d3c8;color:#965440}.answer>svg{margin-left:auto}.correction{margin-top:25px;padding:20px;background:#f2f8ed;border-radius:14px;color:#457143}.correction.needs-review{background:#f6f7fc;color:#536486}.correction>strong{font-size:15px}.correction p{font-size:13px;margin-top:8px;color:inherit}.correction details{font-size:11px;margin-top:14px}.correction details summary{cursor:pointer}.correction details a{display:inline-block;font-size:11px;margin-top:10px}.next{margin-top:20px;display:flex;margin-left:auto}.quiz-bottom{display:flex;align-items:center;justify-content:space-between;gap:20px;margin:20px auto;max-width:850px}.quiz-bottom p{font-size:10px;max-width:500px}.quiz-bottom button{font-size:10px;flex-shrink:0}.result-hero{background:#edf0ff;border-radius:25px;text-align:center;padding:40px 25px}.result-number{font-size:100px;letter-spacing:-6px;font-weight:850;color:var(--blue);line-height:1.2;margin:18px 0}.result-number small{font-size:30px;color:#a5afd5;letter-spacing:-1px}.result-hero h1{font-size:28px;letter-spacing:-.8px}.result-hero p{margin-top:14px}.button-row{display:flex;justify-content:center;gap:12px;flex-wrap:wrap;margin-top:25px}.review-list{display:grid;gap:13px}.review-list>details{background:white;border:1px solid var(--line);border-radius:15px;overflow:hidden}.review-list summary{display:flex;align-items:center;gap:15px;font-size:13px;line-height:1.5;padding:17px;cursor:pointer;list-style:none}.review-dot{width:30px;height:30px;border-radius:9px;display:grid;place-items:center;font-size:11px;font-weight:700;flex-shrink:0}.review-dot.ok{background:#e4f2e2;color:#588157}.review-dot.bad{background:#fff0e4;color:#b07445}.review-body{padding:0 22px 22px 62px}.review-body a{font-size:10px;color:#8992af}.review-body .official-image{max-width:450px}.review-body>p{font-size:12px}.history-list{display:grid;gap:13px}.history-row{display:flex;align-items:center;gap:17px;padding:20px;border:1px solid var(--line);border-radius:17px;background:white;text-align:left}.history-row>div{flex:1}.history-row strong{font-size:13px;display:block}.history-row small{display:block;color:#939bb4;font-size:10px;margin-top:6px}.history-row>b{font-size:25px}.history-row>b small{display:inline;font-size:13px;font-weight:500}.score-dot{width:33px;height:33px;display:grid;place-items:center;background:#fff0e4;color:#b28050;border-radius:50%}.score-dot.ok{background:#e9f5e7;color:#70a167}.admin-heading{display:flex;align-items:center;justify-content:space-between;gap:20px}.admin-heading p{max-width:590px}.admin-counts{display:flex;gap:25px;margin-bottom:25px;font-size:12px;color:#8993ac}.admin-counts strong{font-size:25px;color:var(--ink);margin-right:7px}#student-search{max-width:420px;margin-bottom:23px}.student-list{display:grid;gap:13px}.student-row{padding:19px;background:white;border:1px solid var(--line);border-radius:17px;display:flex;align-items:center;gap:14px}.student-row>div{flex:1;min-width:0}.student-row strong{font-size:13px;display:block}.student-row small{font-size:10px;display:block;color:#919ab0;margin-top:4px;overflow-wrap:anywhere}.student-row .pending-note{color:#b28551}.student-expiry{font-size:10px;color:#8a93ac}.student-row .btn{min-height:35px;font-size:11px;padding:8px 12px}.student-row .pill{font-size:9px}dialog{border:0;border-radius:24px;width:calc(100% - 32px);max-width:470px;max-height:90dvh;padding:28px;box-shadow:0 30px 120px #17203d40;color:var(--ink);background:white}dialog::backdrop{background:#19254866;backdrop-filter:blur(4px)}.modal-head{display:flex;gap:15px;justify-content:space-between;align-items:flex-start;margin-bottom:23px}.modal-head h2{font-size:24px;line-height:1.2}.icon-button{font-size:0;padding:8px;min-height:34px;min-width:34px;background:#f3f5fb;border-radius:50%}.icon-button svg{width:18px;height:18px}dialog>p{font-size:13px;margin-bottom:16px}dialog>form{margin-bottom:12px}dialog>.symbol{margin-bottom:17px}dialog>h3{margin:10px 0}.source-stats{display:flex;flex-direction:column;padding:20px;background:#edf1ff;border-radius:14px;margin:20px 0}.source-stats strong{font-size:35px;color:var(--blue)}.source-stats span{font-size:11px;color:#7c88b2}#toast{position:fixed;bottom:25px;left:50%;transform:translate(-50%,15px);background:#202b48;color:white;padding:14px 23px;border-radius:14px;font-size:12px;max-width:calc(100% - 30px);opacity:0;pointer-events:none;transition:.2s;z-index:1000;line-height:1.6;box-shadow:0 5px 25px #17203d30}#toast.visible{opacity:1;transform:translate(-50%,0)}.loading{min-height:100dvh;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:25px;text-align:center;padding:30px}.loading h1{font-size:22px;max-width:600px}.loading p{max-width:600px}
@media(min-width:1600px){.auth-copy{max-width:590px}.auth-copy h1{font-size:82px}}
@media(max-width:1150px){.workspace{grid-template-columns:195px minmax(0,1fr)}.sidebar{padding:30px 15px 20px}.sidebar .beep-brand{margin-left:8px}#content{padding:30px 27px 20px}.page-top{padding:0 27px}.training-hero{padding:26px}.training-hero h2{font-size:30px}.quick-grid{gap:12px}.quick-card{padding:17px;gap:10px}.quick-card .symbol{display:none}.steps{gap:12px}.steps button{padding:20px}.target-card .pill{display:none}.lesson-grid{gap:14px}.lesson-card{padding:20px}.mode-grid{gap:14px}.mode-card{padding:22px}.mode-card h2{font-size:20px}.auth-story{padding:35px}.auth-panel{padding:35px}.auth-copy h1{font-size:60px}.desktop-tag{font-size:10px}}
@media(max-width:800px){.workspace{display:block}.sidebar{display:none}.page-top{height:73px;padding:0 20px;background:white}.desktop-tag{display:none}.mobile-logo{display:block}.mobile-logo .beep-brand{font-size:29px;gap:7px;letter-spacing:-1.8px}.mobile-logo img{width:30px;height:30px;border-radius:9px}.mobile-logo .beep-brand span{margin-left:-6px}.top-actions{gap:10px}.path-chip{font-size:10px;padding:7px 10px;gap:5px;min-height:34px}.path-chip>svg:first-child{display:none}.separator{margin:0 2px}.mini-avatar{width:29px;height:29px;font-size:10px}.mobile-nav{position:fixed;display:flex;justify-content:space-around;align-items:center;bottom:0;left:0;right:0;z-index:50;padding:8px 8px calc(8px + env(safe-area-inset-bottom));border-top:1px solid var(--line);background:#fffffff5;backdrop-filter:blur(15px)}.mobile-nav .nav-item{display:flex;flex-direction:column;justify-content:center;padding:7px 2px;gap:5px;font-size:9px;border-radius:11px;text-align:center;width:19%;position:relative;min-height:49px}.mobile-nav .nav-item svg{width:21px;height:21px}.mobile-nav .nav-item b{position:absolute;top:1px;right:15%;font-size:8px;margin:0;padding:2px 4px}.main-area{padding-bottom:75px}#content{padding:27px 22px 10px}.main-area>footer{padding:25px 22px;font-size:8px;gap:10px}.main-area>footer button{font-size:8px}.greeting h1{font-size:32px}.edition{display:none}.hero-grid{gap:15px;grid-template-columns:1.5fr 1fr}.training-hero{min-height:320px}.training-hero h2{font-size:31px}.progress-card{padding:24px 15px}.progress-ring{width:145px;height:145px;padding:11px}.progress-ring strong{font-size:40px}.quick-card strong{font-size:23px}.quick-card.mint strong{font-size:14px}.quick-card>svg{display:none}.lesson-grid{grid-template-columns:repeat(2,1fr)}.mode-grid{grid-template-columns:1fr}.mode-card{display:grid;grid-template-columns:48px 1fr;column-gap:18px;align-items:start}.mode-card h2{margin:0 0 8px;grid-column:2;grid-row:1}.mode-card>.symbol{grid-column:1;grid-row:1/3}.mode-card p{grid-column:2;margin-bottom:20px}.mode-card>.btn{grid-column:2;justify-self:start}.auth-copy h1{font-size:48px}.auth-layout{grid-template-columns:1fr 1fr}.auth-story{padding:30px 25px}.auth-panel{padding:28px 25px}.auth-form h2{font-size:28px}.road-visual{height:180px;transform:scale(.9) rotate(-8deg);margin-left:-10px}.road-track{inset:35px -30px 15px}.road-car{left:27%;top:8px}.road-end{right:-28px;top:70px}.floating-note{bottom:-10px}.auth-proof{font-size:10px;line-height:1.6}#toast{bottom:95px}}
@media(max-width:560px){.auth-layout{display:block}.auth-story{display:none}.auth-panel{min-height:100dvh;padding:25px 25px 30px}.auth-top{justify-content:space-between}.auth-top .beep-brand{display:flex;font-size:33px}.auth-top .beep-brand img{width:34px;height:34px}.auth-top select{max-width:113px;font-size:12px;min-height:38px;padding:8px}.auth-form{padding:35px 0}.auth-form h2{font-size:33px}.auth-form>p{font-size:14px}.auth-bottom{margin-top:15px}.auth-bottom small{font-size:9px}#content{padding:25px 18px 10px}.page-heading{margin-bottom:24px}.page-heading h1{font-size:31px;letter-spacing:-1.2px}.page-heading p{font-size:12px;line-height:1.7}.eyebrow{font-size:8px;letter-spacing:1.3px}.greeting h1{font-size:31px}.greeting p{font-size:12px}.hero-grid{grid-template-columns:1fr;gap:15px}.training-hero{padding:25px;min-height:305px;border-radius:23px}.training-hero h2{font-size:35px;max-width:78%}.training-hero>p{max-width:70%;font-size:12px}.hero-road{right:-68px;bottom:28px}.training-hero>.btn{padding:13px 22px;min-height:46px}.progress-card{display:flex;align-items:center;justify-content:flex-start;padding:19px 20px;position:relative;gap:18px;border-radius:20px;min-height:115px}.progress-card>.eyebrow{position:absolute;top:23px;left:117px;max-width:190px;text-align:left}.progress-ring{width:77px;height:77px;padding:6px;flex-shrink:0}.progress-ring strong{font-size:23px;letter-spacing:-1px}.progress-ring small{font-size:12px}.progress-ring span{display:none}.progress-card>p{font-size:11px;text-align:left;margin-top:25px}.quick-grid{grid-template-columns:1fr 1fr;gap:12px;margin-top:15px}.quick-card{padding:20px;border-radius:18px;min-height:95px}.quick-card strong{font-size:27px}.quick-card div>span{font-size:10px}.quick-card.mint{grid-column:1/-1;min-height:78px;padding:18px;gap:15px}.quick-card.mint .symbol{display:flex;width:37px;height:37px}.quick-card.mint strong{font-size:16px;letter-spacing:-.5px}.quick-card.mint>svg{display:block}.section{margin-top:29px}.section-heading h2{font-size:19px}.steps{grid-template-columns:1fr;gap:11px}.steps button{min-height:90px;padding:18px 42px 18px 62px}.steps button>span{position:absolute;left:15px;top:22px;padding:6px;font-size:10px}.steps h3{font-size:14px}.steps p{font-size:11px;margin-top:5px}.steps svg{top:30px;right:15px}.target-card{padding:17px;gap:12px;align-items:flex-start;margin-top:22px}.target-card .symbol{width:32px;height:32px;border-radius:9px}.target-card .symbol svg{width:20px;height:20px}.target-card p{font-size:10px}.target-card h3{font-size:12px}.main-area>footer{flex-direction:column;align-items:flex-start;gap:9px;padding:24px 18px}.lesson-grid{gap:12px}.lesson-card{padding:17px;min-height:188px;border-radius:18px}.lesson-card h2{font-size:16px;letter-spacing:-.4px}.lesson-card p{font-size:9px}.lesson-top{margin-bottom:17px}.round-arrow{right:13px;bottom:13px;width:25px;height:25px}.lesson-number{font-size:9px}.learn-shortcuts{gap:9px}.learn-shortcuts .btn{font-size:11px;padding:11px 14px;gap:7px}.source-note{font-size:10px;padding:13px}.lesson-summary{padding:22px;display:block}.lesson-summary>.symbol{margin-bottom:18px}.lesson-summary h2{font-size:20px}.lesson-summary p{font-size:14px}.lesson-summary .tip p{font-size:12px}.study-grid{grid-template-columns:1fr;gap:15px}.study-card{padding:22px}.study-card h3{font-size:15px}.official-image img{max-height:220px}.filter-bar>input{flex-basis:100%}.filter-bar>select{min-width:130px;font-size:11px}.toggle{font-size:10px}.errors-top{padding:18px;flex-direction:column;align-items:flex-start;gap:12px}.errors-top .btn{width:100%}.quiz-toolbar{gap:8px;margin-bottom:22px}.quiz-toolbar .text-btn{font-size:10px}.quiz-toolbar .pill{font-size:9px;padding:6px 9px}.timer{padding:9px 11px;font-size:14px;gap:6px}.quiz-progress{font-size:11px}.quiz-progress small{font-size:10px}.question-panel{padding:22px 18px;border-radius:20px}.question-panel h1{font-size:20px;letter-spacing:-.3px;line-height:1.5}.question-id{font-size:8px}.question-panel .official-image{padding:12px}.question-panel .official-image img{max-height:200px}.answer{font-size:13px;gap:11px;padding:12px;align-items:flex-start}.letter{width:27px;height:27px;border-radius:8px;font-size:10px}.answer>svg{width:17px;height:17px}.correction{padding:16px}.correction>strong{font-size:14px}.correction p{font-size:12px}.next{width:100%}.quiz-bottom{flex-direction:column;align-items:flex-start;gap:5px}.quiz-bottom p{font-size:9px}.result-number{font-size:85px}.result-hero h1{font-size:23px;line-height:1.3}.result-hero .btn{font-size:12px;padding:13px 17px}.review-list summary{padding:14px;font-size:12px;gap:11px}.review-body{padding:0 16px 18px}.history-row{padding:16px;gap:12px}.history-row .symbol{width:36px;height:36px;border-radius:11px}.history-row .symbol svg{width:19px}.history-row strong{font-size:12px}.history-row b{font-size:21px}.history-row>b small{font-size:10px}.history-row .score-dot{width:26px;height:26px}.history-row .score-dot svg{width:14px}.admin-heading{align-items:flex-start;flex-direction:column}.admin-heading .btn{width:100%}.admin-counts{gap:20px;font-size:11px}.student-row{flex-wrap:wrap;padding:17px;gap:11px}.student-row>div{min-width:calc(100% - 65px)}.student-row .pill{margin-left:50px}.student-row .btn{margin-left:auto}.student-expiry{font-size:9px}.admin-counts strong{font-size:22px}dialog{padding:24px}.modal-head h2{font-size:22px}.btn{font-size:12px}.section-title{font-size:21px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important;animation:none!important}}
.lesson-deeper>details{border:1px solid var(--line);border-radius:17px;background:white;margin-top:15px;overflow:hidden}.lesson-deeper>details>summary{padding:20px;font-weight:700;font-size:14px;cursor:pointer}.deep-body{padding:0 20px 20px}.deep-body>p{font-size:14px;margin:10px 0 20px;color:#606b85}.deep-body .study-card{background:#fcfcff}

.answer-explanation{margin:20px 0 10px;border-top:1px solid #dbe0ec;padding-top:18px;color:var(--ink)}.answer-explanation h3{font-size:18px;margin:0 0 14px}.answer-comparison{display:grid;grid-template-columns:1fr 1fr;gap:12px}.answer-comparison>div{padding:15px;border-radius:12px;background:#fff}.answer-comparison strong{display:block;font-size:11px;text-transform:uppercase;letter-spacing:.04em;margin-bottom:9px}.chosen-answer{border:1px solid #e9bbc1}.expected-answer{border:1px solid #aacbbc}.answer-explanation mark{background:#ffedac;color:#192037;border-radius:3px;padding:1px 2px}.answer-explanation p{line-height:1.7;margin:8px 0;font-size:14px}.answer-explanation .difference-note{font-size:12px;color:#555e73}.explanation-rule{background:#fff;border:1px solid #dfe5f5;border-radius:14px;padding:18px;margin-top:14px}.explanation-rule h4{font-size:16px;margin:9px 0}.explanation-label{font-size:10px;font-weight:700;color:#3959c9;letter-spacing:.03em}.explanation-pitfall{padding:12px;border-radius:10px;background:#fff7e7;margin:14px 0}.explanation-rule small{display:block;color:#606a80;margin-top:12px;font-size:11px}.answer-explanation .explanation-unavailable{font-size:12px;color:#596176;background:#f1f3f8;border-radius:10px;padding:12px}.study-card .answer-explanation h3{font-size:14px}.study-card .answer-explanation{margin-top:12px}.study-card .explanation-rule{padding:12px}@media(max-width:650px){.answer-comparison{grid-template-columns:1fr}.answer-explanation h3{font-size:16px}.answer-explanation p{font-size:13px}.explanation-rule{padding:14px}}

/* BEEP: a Mediterranean visual identity with clear source attribution. */
.auth-story{background:#142448;padding:36px 46px 25px}.auth-story:after{display:none}.auth-copy{width:100%;max-width:620px;margin:35px auto}.auth-copy>.pill{font-size:10px;line-height:1.5;background:#ffffff12;border:1px solid #ffffff24;padding:9px 13px}.auth-copy h1{font-size:clamp(38px,4.2vw,65px);line-height:1.06;letter-spacing:-2.5px;margin:22px 0 17px;max-width:550px}.auth-copy>p{font-size:16px;color:#cbd6ed;max-width:420px}.coast-art{position:relative;margin:28px -10px 23px;transform:rotate(-2deg);border:1px solid #ffffff33;border-radius:23px;overflow:hidden;box-shadow:0 24px 55px #060d2355}.coast-art img{display:block;width:100%;height:auto;max-height:340px;object-fit:cover}.art-caption{position:absolute;left:19px;bottom:17px;color:white;background:#142448c9;border:1px solid #ffffff30;border-radius:30px;padding:7px 12px;font-size:9px;letter-spacing:.2em;font-weight:700}.auth-proof{gap:10px}.auth-proof>strong{font-size:18px;letter-spacing:-.3px;color:#d7fc70}.auth-proof>p{font-size:12px;line-height:1.65;color:#d5dff0;max-width:450px}.auth-proof>span{font-size:11px}.auth-proof>span svg{width:17px;height:17px}.auth-story>small{line-height:1.6;color:#b0bfd9}.auth-bottom>small{text-align:center;max-width:330px;line-height:1.6}.auth-bottom{gap:8px}.mobile-positioning{display:none}.desktop-tag{max-width:450px;font-size:12px;line-height:1.5}.training-hero{background:#142448;min-height:380px;isolation:isolate}.training-hero:after{display:none}.training-hero>h2{position:relative;z-index:2;max-width:68%;font-size:clamp(30px,3vw,43px);line-height:1.12;letter-spacing:-1.5px}.training-hero>p{position:relative;z-index:2;max-width:53%;color:#e0e7f5}.training-hero>.pill,.training-hero>.btn{position:relative;z-index:2}.training-hero>.pill{background:#ffffff15;border:1px solid #ffffff28;color:#d7fc70}.dashboard-coast{position:absolute;z-index:-1;height:100%;width:57%;right:0;bottom:0;object-fit:cover;object-position:53% 50%;mask-image:linear-gradient(90deg,transparent,#000 46%);opacity:.92}.hero-meta{color:#e4ebfa}.official-trust{display:flex;align-items:center;gap:18px;padding:25px 28px;margin:22px 0;background:#eef1ff;border:1px solid #dfe5ff;border-radius:20px}.official-trust>div{flex:1}.official-trust .eyebrow{color:#485b9d;font-size:9px;line-height:1.6;display:block}.official-trust h2{font-size:18px;letter-spacing:-.4px;margin:7px 0}.official-trust p{font-size:12px;color:#536078;line-height:1.7;max-width:660px}.official-trust .btn{font-size:10px;flex-shrink:0;white-space:nowrap}.official-trust>.symbol{background:#fff;flex-shrink:0;color:#3959f9}@media(min-width:1500px){.coast-art img{max-height:390px}.auth-copy{margin:40px auto}}@media(max-width:1000px){.auth-story{padding:28px}.auth-copy h1{font-size:44px}.official-trust{flex-wrap:wrap}.official-trust>.btn{margin-left:65px}.training-hero>h2{font-size:32px;max-width:80%}}@media(max-width:700px){.auth-panel{gap:20px;padding:24px;min-height:100dvh;justify-content:flex-start}.mobile-positioning{display:block;width:100%;max-width:430px;position:relative;background:#142448;border-radius:22px;color:white;overflow:hidden;padding:22px 22px 17px}.mobile-positioning>span{display:block;position:relative;z-index:1;max-width:75%;font-size:9px;line-height:1.5;letter-spacing:.06em;text-transform:uppercase;color:#d7fc70}.mobile-positioning h1{font-size:26px;line-height:1.14;letter-spacing:-.7px;position:relative;z-index:1;margin:12px 0 14px;max-width:86%}.mobile-positioning img{position:absolute;right:-50px;top:0;height:100%;width:72%;object-fit:cover;opacity:.43;mask-image:linear-gradient(90deg,transparent,#000 65%)}.mobile-positioning p{font-size:11px;line-height:1.65;position:relative;max-width:92%;color:#e3eaf7}.auth-form{padding:6px 0;max-width:430px}.auth-form>.symbol{display:none}.auth-form h2{font-size:25px;margin:5px 0 10px}.auth-form>p{font-size:13px}.auth-form form{margin-top:20px}.auth-help{margin-top:18px}.auth-bottom{margin-top:0}.training-hero{min-height:350px}.training-hero>h2{font-size:35px;max-width:85%}.training-hero>p{max-width:68%}.dashboard-coast{width:66%;opacity:.8}.official-trust{padding:19px;gap:12px;align-items:flex-start}.official-trust>.symbol{display:none}.official-trust>div{flex-basis:100%}.official-trust h2{font-size:18px}.official-trust p{font-size:12px}.official-trust>.btn{margin:0}.coast-art{margin:20px 0}.auth-story{display:none}}
.auth-copy>.auth-source-lead{display:flex;gap:9px;align-items:flex-start;font-size:12px;line-height:1.65;color:#d7fc70;margin-top:16px;max-width:470px}.auth-source-lead svg{flex-shrink:0;margin-top:2px}