500;600;700&family=Manrope:wght@400;500;600;700;800&display=swap');
:root{--bg:#f6f6f2;--ink:#23252a;--muted:#74767d;--line:#e4e5df;--purple:#7465d3;--soft:#ece9fb;--green:#3b7860;--orange:#b77542;--red:#b65757;--sidebar:236px}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font-family:'DM Sans',system-ui,sans-serif;font-size:14px;line-height:1.55}button,input,select{font:inherit}button,a,input,select{touch-action:manipulation}button{cursor:pointer}button:disabled{cursor:default;opacity:.5}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,summary:focus-visible{outline:3px solid #a696ee;outline-offset:3px}a{color:var(--purple);text-decoration:none}a:hover{text-decoration:underline}h1,h2,h3,h4,p{margin:0}h1,h2,h3,h4{font-family:Manrope,system-ui,sans-serif}h1{font-size:40px;font-weight:700;letter-spacing:-1.7px;line-height:1.2}h2{font-size:21px;letter-spacing:-.6px}h3{font-size:17px;letter-spacing:-.3px}h4{font-size:14px}button{border:0;background:none;color:inherit}.sidebar{position:fixed;inset:0 auto 0 0;width:var(--sidebar);background:#202328;color:#cbccd0;display:flex;flex-direction:column;padding:30px 18px;z-index:20}.brand{color:white;font:800 21px Manrope;letter-spacing:-.7px;display:flex;align-items:center;gap:10px;padding:0 12px}.brandmark{width:31px;height:31px;background:#c8baff;border-radius:9px;color:#25232f;display:grid;place-items:center;font-size:22px}.brand small{font-size:9px;letter-spacing:1.5px;color:#95999f;display:block;margin-top:2px}.nav-label{font-size:10px;letter-spacing:1.4px;text-transform:uppercase;color:#888d97;margin:34px 14px 10px}.nav-item{width:100%;display:flex;align-items:center;gap:11px;text-align:left;color:#bcbfc7;padding:11px 13px;border-radius:8px;margin:3px 0;font-size:13px}.nav-item:hover{background:#2a2d34;color:white}.nav-item.active{background:#383440;color:#e2d9ff}.nav-item .icon{font-size:17px;width:20px;text-align:center}.nav-item .badge{margin-left:auto;font-size:10px;background:#494452;border-radius:5px;padding:1px 5px}.side-bottom{margin-top:auto;border-top:1px solid #383b41;padding:20px 10px 0}.user{display:flex;gap:10px;align-items:center}.avatar{background:#4c5058;color:#ece4ff;width:33px;height:33px;border-radius:50%;display:grid;place-items:center;font-weight:600}.user small{display:block;font-size:10px;color:#9599a2}.app-main{margin-left:var(--sidebar);padding:0 42px 45px;max-width:1660px}.topbar{height:86px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);font-size:12px;color:var(--muted)}.topbar strong{font-weight:500;color:var(--ink)}.topbar-right{display:flex;align-items:center;gap:18px}.pill{display:inline-flex;align-items:center;gap:7px;border:1px solid var(--line);border-radius:25px;padding:6px 12px;font-size:11px;background:#fbfcf9}.dot{height:6px;width:6px;border-radius:50%;background:#589c79}.hero{display:flex;align-items:center;justify-content:space-between;padding:38px 0 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small{font-size:12px;letter-spacing:0;font-weight:500;color:var(--muted)}.stat-note{font-size:10px;color:var(--muted)}.dashboard-grid{display:grid;grid-template-columns:minmax(0,1fr) 280px;gap:27px}.section-heading{display:flex;justify-content:space-between;align-items:center;margin-bottom:17px;gap:12px}.section-heading p{font-size:11px;color:var(--muted);margin-top:3px}.section-heading h2{font-size:19px}.link-button{color:var(--purple);font-size:12px;padding:5px 0}.module-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.module-card{background:white;border:1px solid var(--line);border-radius:12px;padding:20px;text-align:left;transition:transform .15s,border-color .15s;position:relative;min-height:199px}.module-card:hover{transform:translateY(-3px);border-color:#b7abd9;box-shadow:0 7px 20px #22222206}.card-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:17px}.module-icon{width:39px;height:39px;border-radius:11px;display:grid;place-items:center;font-size:22px;background:var(--tint);color:var(--accent)}.small-label{font-size:10px;color:var(--muted)}.module-card h3{font-size:16px}.module-card p{font-size:11px;color:var(--muted);margin:6px 0 17px;max-width:250px;line-height:1.5}.card-foot{display:flex;justify-content:space-between;align-items:center;font-size:10px;color:var(--muted)}.track{height:3px;background:#eceee9;border-radius:5px;margin:11px 0 0;overflow:hidden}.track span{display:block;height:100%;background:var(--accent,var(--purple));border-radius:5px}.card-arrow{color:var(--ink);font-size:17px}.panel{background:white;border:1px solid var(--line);border-radius:12px;padding:22px}.daily{background:#edeaf7;border-color:#e2dcef}.daily .eyebrow{margin-bottom:14px}.daily h2{font-size:21px;margin-bottom:7px}.daily>p{font-size:12px;color:#777184}.daily-steps{margin:22px 0;display:grid;gap:18px}.daily-step{display:flex;gap:11px;align-items:flex-start}.step-number{height:24px;width:24px;flex-shrink:0;border:1px solid #d4cce6;border-radius:50%;display:grid;place-items:center;font-size:10px;color:#746a88}.daily-step strong{font-size:12px;font-weight:600}.daily-step small{display:block;font-size:10px;color:#867d92;margin-top:2px}.btn{background:#282b31;color:white;border-radius:8px;padding:11px 18px;font-size:12px;font-weight:600;display:inline-flex;justify-content:center;align-items:center;gap:9px;min-height:40px}.btn:hover{background:#43434b}.btn.primary{background:var(--purple);color:white}.btn.primary:hover{background:#6355b8}.btn.secondary{background:white;color:var(--ink);border:1px solid #d9d9d4}.btn.subtle{background:#eeefe9;color:#62656b}.btn.wide{width:100%}.note-card{margin-top:16px;padding:20px;background:#f0f1e9;border:1px solid #e4e6d9;border-radius:12px}.note-card p{font-size:11px;color:#797e6e;margin-top:9px;line-height:1.7}.note-card h3{font-size:13px}.research-line{margin-top:26px;border-top:1px solid var(--line);padding-top:18px;color:var(--muted);font-size:10px;display:flex;justify-content:space-between;gap:14px}.tabs{display:flex;gap:22px;border-bottom:1px solid var(--line);margin-bottom:25px}.tab{padding:0 2px 13px;color:var(--muted);font-size:12px;border-bottom:2px solid transparent}.tab.active{color:var(--purple);border-color:var(--purple);font-weight:700}.module-hero{padding:31px 0 25px;display:flex;align-items:center;gap:17px}.module-hero .module-icon{width:53px;height:53px;font-size:28px}.module-hero h1{font-size:31px}.module-hero p{margin-top:6px;color:var(--muted);font-size:12px}.two-col{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:22px}.stack{display:grid;gap:15px;align-content:start}.muted{color:var(--muted)}.small{font-size:12px}.tiny{font-size:10px}.setup-title{margin:4px 0 18px}.mode-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:9px;margin:22px 0}.mode{padding:15px 12px;border:1px solid var(--line);border-radius:9px;text-align:left}.mode.active{background:var(--soft);border-color:#b7a9e4}.mode strong{font-size:12px;display:block}.mode span{font-size:10px;color:var(--muted);display:block;margin-top:5px}.form-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;margin:20px 0}.field label{display:block;font-size:11px;font-weight:600;margin-bottom:6px}.field input,.field select{width:100%;padding:10px;border:1px solid #d8d9d4;border-radius:7px;background:white;color:var(--ink)}.callout{padding:13px 16px;background:#f4f3f9;border-left:3px solid #bab0d8;font-size:12px;color:#696476;border-radius:4px;margin:17px 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span{display:block;background:var(--purple);height:100%;border-radius:4px}.daily-detail{margin-top:18px}.daily-detail li{font-size:12px;margin-bottom:9px}.plan-week{padding:19px 21px;border-bottom:1px solid var(--line);display:flex;gap:20px}.plan-week strong{min-width:100px;font-size:12px}.plan-week p{font-size:12px;color:var(--muted)}.stat-wide{font-size:36px;font-family:Manrope;font-weight:700}.mini-stat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-bottom:20px}.mini-stat{background:#f7f7f2;padding:15px;border-radius:8px}.mini-stat strong{font-size:23px;display:block}.mini-stat span{color:var(--muted);font-size:10px}.spacer{height:22px}.check-row{display:flex;gap:10px;align-items:flex-start;padding:10px 0;font-size:12px}.check-row input{accent-color:var(--purple);margin-top:4px}.next-label{color:var(--green);font-size:11px}.visually-hidden{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);border:0}@media(min-width:1550px){.app-main{padding-left:55px;padding-right:55px}.dashboard-grid{grid-template-columns:minmax(0,1fr) 310px}.module-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.module-card{min-height:223px}}@media(max-width:1120px){:root{--sidebar:206px}.app-main{padding:0 25px 35px}.dashboard-grid{grid-template-columns:1fr}.dashboard-aside{display:grid;grid-template-columns:1fr 1fr;gap:16px}.note-card{margin-top:0}.two-col{grid-template-columns:1fr 250px}.timeline{grid-template-columns:repeat(2,1fr)}}@media(max-width:800px){:root{--sidebar:0px}.sidebar{transform:translateX(-100%);width:236px;transition:transform .2s}.sidebar.open{transform:translateX(0);box-shadow:0 0 0 100vmax #0005}.menu-toggle{display:inline-block;margin-right:10px;font-size:18px}.app-main{padding:0 18px 30px}.topbar{height:66px}.topbar-right .pill:first-child{display:none}.hero{padding-top:28px}.hero h1{font-size:34px}.hero-art{width:125px;transform:scale(.8);transform-origin:right center;margin-right:0}.stats{grid-template-columns:1fr 1fr}.stat{padding:16px}.stat:nth-child(3){border-left:0;border-top:1px solid var(--line)}.stat:nth-child(4){border-top:1px solid var(--line)}.two-col{grid-template-columns:1fr}.game-grid{grid-template-columns:1fr}.topbar-right{gap:6px}.module-hero h1{font-size:27px}.research-line{flex-direction:column;gap:6px}#toast{left:50%}.question-title{font-size:19px}.timeline{grid-template-columns:1fr 1fr}}@media(max-width:500px){.module-grid{grid-template-columns:1fr}.dashboard-aside{grid-template-columns:1fr}.hero-art{display:none}.topbar-right{font-size:10px}.mode-grid{gap:5px}.mode{padding:12px 9px}.panel{padding:18px}.timeline{grid-template-columns:1fr}.review-row{flex-direction:column}.review-row .btn{align-self:flex-start}.tabs{gap:17px}.mini-stat-grid{gap:6px}.mini-stat{padding:11px}.game-symbol{font-size:42px;letter-spacing:4px}}@media(prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}@media print{.sidebar,.topbar,.actions,.btn{display:none}.app-main{margin:0;padding:0}.lesson{break-inside:avoid}}

.sidebar{overflow-y:auto}.side-bottom{min-height:74px}.brand{flex-shrink:0}.nav-label{flex-shrink:0}

/* UI review: explicit page columns, readable type, and safe small-screen layouts. */
:root{--bg:#f5f6f3;--ink:#242832;--muted:#606773;--line:#dfe3e0;--purple:#6954b1;--soft:#ede9f8;--green:#326a50;--red:#a2433d;--sidebar:244px;color-scheme:light}
html{scroll-padding-top:24px}body{font-family:"Segoe UI",Inter,Arial,sans-serif;font-size:14px;line-height:1.65}
h1,h2,h3,h4,.stat-value,.feedback-score,.game-symbol,.stat-wide{font-family:inherit}
h1{font-size:clamp(32px,3.3vw,46px);font-weight:720;letter-spacing:-1.8px;line-height:1.14}h2{font-size:22px}h3{font-size:17px}
p,li,h1,h2,h3,h4,button,label{overflow-wrap:break-word}input,select{min-width:0;max-width:100%}
button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,summary:focus-visible{outline:3px solid #7661bc;outline-offset:3px}
#app{display:grid;grid-template-columns:var(--sidebar) minmax(0,1fr);align-items:start;min-height:100dvh}
.skip-link{position:fixed;top:12px;left:12px;z-index:100;padding:12px 18px;border-radius:8px;background:white;color:var(--purple);transform:translateY(-160%);font-weight:700}
.skip-link:focus{transform:none}
.sidebar{position:sticky;inset:auto;top:0;width:var(--sidebar);height:100dvh;min-height:0;padding:26px 16px 20px;background:#22262d;color:#c9cdd6;transform:none;box-shadow:none;overflow-y:auto;overscroll-behavior:contain;scrollbar-width:thin;scrollbar-color:#60636d transparent;z-index:3}
.sidebar[hidden]{display:none!important}.sidebar.open{transform:none;box-shadow:none}
.brand{flex-shrink:0;min-height:48px;padding:2px 12px;color:#fff;font:750 22px/1.1 "Segoe UI",Inter,Arial,sans-serif;text-align:left;letter-spacing:-.8px;white-space:nowrap}
.brandmark{width:34px;height:34px;flex:0 0 34px;border-radius:10px;background:#c9bafb;color:#302a44;font-size:25px}
.brand small{color:#b3b5c1;font-size:9px;font-weight:500;margin-top:7px;letter-spacing:1.7px}
.sidebar nav{margin:8px 0 20px;flex-shrink:0}.nav-label{color:#a8adba;font-size:10px;letter-spacing:1.6px;margin:24px 13px 9px}
.nav-item{min-height:44px;padding:10px 13px;margin:3px 0;border-radius:9px;color:#c6cbd4;font-size:13px;font-weight:500;line-height:1.5}
.nav-item:hover{background:#30343d}.nav-item.active{background:#3d364e;color:#e8ddff;box-shadow:inset 3px 0 #b7a0e8}
.nav-item .icon{flex:0 0 20px;font-size:18px}.side-bottom{margin-top:auto;min-height:0;padding:18px 10px 0;border-color:#3a3e48;flex-shrink:0}
.user{font-size:13px}.user>div:last-child{min-width:0}.user small{color:#b2b7c3;font-size:10px;line-height:1.6;margin-top:2px}.avatar{flex-shrink:0;background:#4d5360;color:#f2ecff}
.sidebar-close,.menu-toggle{display:none}
.app-main{min-width:0;width:100%;max-width:1600px;margin:0 auto;padding:0 clamp(24px,3vw,52px) 40px}.app-main:focus{outline:none}
.topbar{height:auto;min-height:82px;gap:20px;padding:16px 0}.topbar>div:first-child{min-width:0;display:flex;align-items:center;flex-wrap:wrap}.topbar strong{font-weight:600;overflow-wrap:anywhere}
.topbar-right{gap:16px;flex-shrink:0;font-size:12px}.pill{background:#fff;white-space:nowrap}.hero{gap:26px;padding:36px 0 30px}.hero>div:first-child{min-width:0}.hero p{font-size:14px;margin-top:16px;max-width:700px}.eyebrow{font-size:10px;font-weight:750;line-height:1.6;letter-spacing:1.55px}
.hero-art{flex:0 0 168px;width:168px;height:124px;margin-right:12px}.hero-art:before,.hero-art:after{width:92px;height:92px;border-width:17px;left:0;top:4px}.hero-art:after{left:61px;top:34px}.art-star{right:1px;top:-7px}
.stats{grid-template-columns:repeat(4,minmax(0,1fr));border-radius:16px;margin-bottom:28px;overflow:hidden;box-shadow:0 2px 3px #25283202}.stat{min-width:0;padding:21px 22px}.stat-label{font-size:12px}.stat-value{font-size:31px;font-weight:730;line-height:1.3;margin:7px 0;font-variant-numeric:tabular-nums;overflow-wrap:anywhere}.stat-value small{font-size:13px;margin-left:3px}.stat-note{font-size:11px;line-height:1.65}
.dashboard-grid{grid-template-columns:minmax(0,1fr) 292px;gap:24px;align-items:start}.dashboard-aside{display:block}
.dashboard-grid>*,.two-col>*,.stack>*,.form-grid>*,.module-grid>*,.mini-stat-grid>*,.timeline>*{min-width:0}
.section-heading{flex-wrap:wrap;gap:12px;margin-bottom:18px}.section-heading h2{font-size:21px}.section-heading p{font-size:12px;margin-top:5px}.small-label{font-size:11px;line-height:1.5}
.module-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.module-card{display:flex;flex-direction:column;padding:22px;min-height:226px;border-radius:16px;box-shadow:0 2px 4px #24283103}.module-card:hover{transform:translateY(-2px);border-color:#b6a5d7;box-shadow:0 8px 24px #33313e09}
.card-top{width:100%;gap:12px;margin-bottom:20px}.card-top .small-label{text-align:right;font-size:11px}.module-icon{width:43px;height:43px;flex:0 0 43px;border-radius:12px;font-size:24px}.module-card h3{font-size:18px}.module-card p{font-size:12px;margin:7px 0 21px;line-height:1.7;max-width:none}.card-foot{width:100%;gap:12px;font-size:11px;line-height:1.5;margin-top:auto}.card-arrow{flex-shrink:0;font-size:19px}.track{width:100%;height:4px;margin-top:13px}.track span{max-width:100%}
.panel{min-width:0;border-radius:16px;padding:24px}.daily{background:linear-gradient(145deg,#efeaf9,#e9e5f2);border-color:#e0d9ed}.daily h2{font-size:24px;margin-bottom:9px}.daily>p{color:#655d74;font-size:12px}.daily-steps{gap:20px;margin:25px 0}.daily-step{gap:12px}.step-number{flex:0 0 26px;height:26px;border-color:#c6badc;font-size:11px;color:#675580}.daily-step strong{font-size:12px;font-weight:650}.daily-step small{font-size:11px;color:#675e77;margin-top:4px;line-height:1.6}
.note-card{min-width:0;padding:22px;background:#eef1e8;border-color:#dde4d6;border-radius:16px;margin-top:18px}.note-card h3{font-size:14px}.note-card p{color:#5e6857;font-size:12px;line-height:1.8;margin-top:10px}
.btn{min-height:44px;max-width:100%;padding:11px 19px;border:1px solid transparent;border-radius:9px;font-size:13px;font-weight:650;line-height:1.5;text-align:center;background:#292e38}.btn.primary{box-shadow:0 2px 3px #4f338410}.btn.primary:hover{background:#594498}.btn.secondary{border-color:#d4d8dc;color:#353b46}.btn.secondary:hover{background:#f4f3f8;border-color:#bfb3d4}
.link-button{min-height:44px;padding:10px 3px;font-size:12px;line-height:1.6;text-align:left}.link-button:hover{text-decoration:underline;text-underline-offset:4px}.research-line{flex-direction:row;flex-wrap:wrap;gap:10px 28px;margin-top:32px;padding-top:20px;font-size:11px}.research-line span{max-width:100%}
.module-hero{gap:18px;padding:30px 0 25px}.module-hero>div{min-width:0}.module-hero .module-icon{width:54px;height:54px;flex-basis:54px;font-size:30px;border-radius:15px}.module-hero h1{font-size:34px;letter-spacing:-1.15px;line-height:1.2}.module-hero p{font-size:13px;margin-top:8px}
.tabs{flex-wrap:wrap;gap:8px 24px;margin-bottom:25px}.tab{min-height:46px;padding:10px 2px 13px;font-size:13px;border-bottom-width:3px}.two-col{grid-template-columns:minmax(0,1fr) 280px;gap:22px;align-items:start}.stack{gap:17px;min-width:0}.stack .note-card{margin-top:0}.small{font-size:13px}.tiny{font-size:11px}
.mode-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;margin:24px 0}.mode{min-width:0;padding:15px 13px;border-radius:11px;background:#fcfdfb;line-height:1.6}.mode:hover{border-color:#bbb0d6}.mode.active{border-color:#a393c8;box-shadow:inset 0 0 0 1px #c8bbdf}.mode strong{font-size:13px}.mode span{font-size:11px;color:#636472;margin-top:7px}
.form-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;margin:22px 0}.field{min-width:0}.field label{font-size:12px;margin-bottom:8px}.field input,.field select{display:block;min-height:46px;padding:11px 12px;border-color:#ccd2d4;border-radius:8px;font-size:13px}.field select{padding-right:28px;text-overflow:ellipsis}
.callout{padding:15px 17px;border-left-color:#aa99cc;border-radius:5px;background:#f2f0f8;color:#625772;font-size:13px;line-height:1.8;margin:18px 0;overflow-wrap:anywhere}.callout.success{background:#edf5ef;border-color:#69a67e;color:#346146}.callout.error{background:#fcf0ee;border-color:#c98477;color:#944638}.bullets{padding-left:21px;font-size:13px;line-height:1.95;color:#606773}.bullets li+li{margin-top:5px}
.lesson{min-width:0;padding:0 23px;border-radius:12px}.lesson summary{padding:20px 0;font-family:inherit;font-size:15px;font-weight:650;line-height:1.7;list-style-position:outside;margin-left:17px}.lesson p{font-size:14px;margin-bottom:16px;line-height:1.85;overflow-wrap:anywhere}.lesson .worked{padding:16px;background:#f4f6f0;border-radius:8px}.lesson .trap{color:#875331;font-size:13px}.lesson li{overflow-wrap:anywhere}
.source-card{min-width:0;padding:22px;border-radius:12px}.source-card h3{font-size:15px}.source-card p{font-size:13px;margin:10px 0 13px;line-height:1.8}.source-card a{display:inline-block;padding:6px 0;font-size:12px;overflow-wrap:anywhere}
.question-head{flex-wrap:wrap;gap:12px 18px;font-size:12px}.question-head>span:first-child{min-width:0}.question-meta{flex-wrap:wrap;gap:8px 12px;min-width:0}.tag{display:inline-block;background:#eeeaf6;color:#65547d;padding:5px 9px;border-radius:6px;font-size:11px;line-height:1.55;overflow-wrap:anywhere}.timer{display:inline-block;max-width:100%;font-size:13px;font-weight:650;letter-spacing:.2px;padding:5px 0;color:#5c5866}.timer.danger{color:var(--red)}
.question-title{font-size:21px;font-weight:600;letter-spacing:-.25px;line-height:1.7;margin:12px 0 27px;overflow-wrap:anywhere}.question-title:focus{outline:none}.answer-area{min-width:0}.answer-area label,.rank-instructions{display:block;margin-bottom:12px;font-size:12px;line-height:1.7;color:var(--muted)}.answer-input{min-width:0;min-height:54px;border-color:#c6ccc6;border-radius:10px;padding:13px 15px;background:#fcfdf9;font-size:20px;line-height:1.4}.answer-input:disabled{opacity:1;background:#f2f4ef;color:#4e565d;-webkit-text-fill-color:#4e565d}
.option{min-width:0;min-height:48px;padding:14px 16px;border-radius:9px;font-size:14px;line-height:1.7;overflow-wrap:anywhere}.option.selected{border-color:#aa98d2;box-shadow:inset 3px 0 #8c76b7}
.rank-row{display:grid;grid-template-columns:22px minmax(0,1fr) 44px 44px;gap:10px;padding:11px 13px;border-radius:10px}.rank-row+.rank-row{margin-top:10px}.rank-number{font-size:13px}.rank-text{min-width:0;font-size:14px;line-height:1.7;overflow-wrap:anywhere}.rank-row button{display:grid;place-items:center;min-height:44px;width:44px;padding:6px;border-color:#d4d9d4;border-radius:8px;font-size:18px}.rank-row button:hover:enabled{background:#eeeaf7;border-color:#b4a2d1}
.actions{gap:10px;margin-top:20px}.solution{min-width:0}.solution ol{padding-left:23px;font-size:14px;line-height:1.9}.solution li{margin-bottom:10px;overflow-wrap:anywhere}.solution h3{margin:13px 0;line-height:1.75;overflow-wrap:anywhere}.rating{margin-top:24px;padding-top:20px}.rating p{font-size:13px;margin-bottom:13px}.rate-buttons{flex-wrap:wrap;gap:9px}.rate{min-height:44px;padding:10px 18px;border-color:#d5d9d4;border-radius:9px;font-size:13px;font-weight:550}.rate.bad.active{color:#873f38}.rate.meh.active{color:#725b1f}.rate.good.active{color:#38643c}.feedback-score{font-size:32px;margin:10px 0;font-variant-numeric:tabular-nums}
.empty{padding:32px 20px}.empty h3{color:var(--ink)}.table-wrap{width:100%;min-width:0;overflow-x:auto;overscroll-behavior-x:contain;scrollbar-width:thin}table{font-size:13px}th,td{padding:15px 12px;line-height:1.6}th{font-weight:650;letter-spacing:.8px}td{overflow-wrap:break-word}
.review-row{gap:20px;padding:19px 0}.review-row>div{min-width:0}.review-row p{font-size:13px;margin-top:7px;max-width:720px;overflow-wrap:anywhere}.timeline{grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}.phase{padding:23px;border-radius:14px}.phase .eyebrow{font-size:10px}.phase h3{font-size:17px}.phase p{font-size:13px;margin-top:13px;line-height:1.85}
.chart-bars{display:grid;grid-template-columns:repeat(14,minmax(0,1fr));align-items:end;gap:clamp(3px,.65vw,9px);height:148px;padding:10px 0 26px}.chart-bar{min-width:0}.chart-bar small{bottom:-22px;font-size:9px}
.game-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:17px}.game-card{min-width:0;display:flex;flex-direction:column;padding:24px;border-radius:16px}.game-card h3{font-size:19px}.game-card p{font-size:13px;margin:13px 0 23px;line-height:1.8}.game-card .btn{margin-top:auto;align-self:flex-start}.game-arena{min-height:280px;gap:25px;padding:30px 20px;margin:22px 0;border:1px solid #e6e0ee;border-radius:14px;background:linear-gradient(140deg,#f0edf7,#f5f5fa)}.game-arena>*{min-width:0;max-width:100%}.game-symbol{max-width:100%;font-size:clamp(23px,4.5vw,56px);font-weight:700;letter-spacing:clamp(1px,.25vw,3px);line-height:1.4;font-variant-numeric:tabular-nums;white-space:nowrap}.game-arena .btn{min-width:0}.game-arena .actions{justify-content:center;width:100%}.game-arena .actions .btn{min-width:130px}
#toast{bottom:max(20px,env(safe-area-inset-bottom));left:calc(var(--sidebar) + (100% - var(--sidebar))/2);max-width:min(540px,calc(100vw - var(--sidebar) - 40px));padding:13px 20px;border-radius:11px;background:#292e38;box-shadow:0 6px 28px #20252c25;font-size:13px;line-height:1.7;text-align:center;overflow-wrap:anywhere}
.source-links{gap:8px 15px;font-size:11px;line-height:1.8;margin-top:17px;overflow-wrap:anywhere}.source-links a{max-width:100%;padding:3px 0}.progress-line{overflow:hidden}.progress-line span{max-width:100%}.plan-week{display:grid;grid-template-columns:48px minmax(0,1fr);gap:18px;padding:19px 0}.plan-week strong{min-width:0;font-size:13px}.plan-week p{font-size:13px;line-height:1.85}.mini-stat-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin-bottom:22px}.mini-stat{min-width:0;padding:17px;background:#f3f5f0;border-radius:10px}.mini-stat strong{font-size:27px;line-height:1.4;margin-bottom:4px;overflow-wrap:anywhere}.mini-stat span{font-size:11px}.check-row{gap:12px;min-height:44px;padding:12px 0;font-size:13px;line-height:1.8;cursor:pointer}.check-row input{width:18px;height:18px;flex:0 0 18px;margin-top:3px}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);border:0}
@media(min-width:1640px){.module-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.dashboard-grid{grid-template-columns:minmax(0,1fr) 310px;gap:28px}}
@media(max-width:1279px){.dashboard-grid{grid-template-columns:minmax(0,1fr)}.dashboard-aside{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;align-items:start}.dashboard-aside .note-card{margin:0}.stats{grid-template-columns:repeat(2,minmax(0,1fr))}.stat:nth-child(3){border-left:0;border-top:1px solid var(--line)}.stat:nth-child(4){border-top:1px solid var(--line)}.timeline{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:1179px){.two-col{grid-template-columns:minmax(0,1fr)}.two-col>aside.stack{grid-template-columns:repeat(2,minmax(0,1fr))}.game-grid{grid-template-columns:minmax(0,1fr)}.game-card{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:0 24px}.game-card .eyebrow,.game-card h3,.game-card p{grid-column:1}.game-card .btn{grid-column:2;grid-row:1/4;align-self:center;margin:0}.game-card p{margin-bottom:0}}
@media(max-width:959px){
 :root{--sidebar:0px}#app{display:block}.sidebar{position:relative;inset:auto;top:auto;width:100%;height:auto;min-height:0;max-height:none;overflow:visible;padding:20px 22px;z-index:auto;transform:none;box-shadow:none}
 .sidebar-close{display:flex;align-items:center;justify-content:center;position:absolute;top:22px;right:22px;width:44px;min-height:44px;padding:4px;border:1px solid #626773;border-radius:8px;font-size:0;color:#fff;background:#2f343f}.sidebar-close span{font-size:27px}.sidebar .brand{padding-left:0;padding-right:60px}
 .sidebar nav{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:2px 12px;margin:10px 0 18px}.nav-label{grid-column:1/-1;margin:14px 10px 6px}.nav-item{min-width:0;margin:0}.side-bottom{padding-top:14px}.user small{font-size:11px}
 .app-main{padding:0 24px 30px}.menu-toggle{display:inline-flex;justify-content:center;align-items:center;gap:7px;flex-shrink:0;min-width:78px;height:44px;margin-right:12px;border:1px solid var(--line);border-radius:9px;font-size:12px;background:#fff}.menu-toggle span:first-child{font-size:17px}.topbar{min-height:74px;gap:14px;padding:14px 0}.topbar-right .pill{display:none}.topbar-right{gap:10px}
 .hero{padding:30px 0 27px}.hero h1{font-size:40px}.hero-art{transform:scale(.86);transform-origin:right center;flex-basis:145px;margin-right:0}#toast{left:50%;max-width:calc(100vw - 36px)}
}
@media(max-width:639px){
 .app-main{padding:0 18px 28px}.topbar{gap:10px;font-size:11px}.topbar>div:first-child{flex:1;flex-wrap:nowrap;line-height:1.5}.topbar>div:first-child>span{display:none}.topbar-right{font-size:11px;gap:6px}.topbar-right .avatar{display:none}.menu-toggle{min-width:66px;margin-right:10px}
 .hero{gap:15px;padding:28px 0 25px;flex-wrap:wrap}.hero h1{font-size:36px;letter-spacing:-1.4px}.hero p{font-size:13px}.hero-art{display:none}.stat{padding:18px 16px}.stat-label{font-size:11px}.stat-value{font-size:29px}.stat-note{font-size:11px}
 .module-grid,.dashboard-aside,.two-col>aside.stack{grid-template-columns:minmax(0,1fr)}.module-card{min-height:210px;padding:22px}.section-heading>.small-label{display:none}.panel{padding:20px}.module-hero{gap:14px;padding:24px 0 20px}.module-hero h1{font-size:28px}.module-hero .module-icon{flex-basis:46px;width:46px;height:46px;font-size:26px}.module-hero p{font-size:12px}.module-hero .eyebrow{font-size:9px}
 .tabs{gap:0 15px;margin-bottom:21px}.tab{font-size:12px;padding:10px 0 13px}.mode-grid{grid-template-columns:minmax(0,1fr);gap:9px}.mode{display:grid;grid-template-columns:108px minmax(0,1fr);gap:8px;padding:13px;align-items:center}.mode span{margin:0}.form-grid{grid-template-columns:minmax(0,1fr);gap:17px}.question-title{font-size:19px;line-height:1.8}.question-head{align-items:flex-start;gap:9px}.question-meta{width:100%}.timer{border-top:1px solid var(--line);width:100%;padding-top:10px}
 .rank-row{grid-template-columns:20px minmax(0,1fr) 44px 44px;padding:10px;gap:7px}.rank-text{font-size:13px}.rate{flex:1;padding:10px 12px}.review-row{flex-direction:column;gap:12px}.review-row .btn{align-self:flex-start}.timeline{grid-template-columns:minmax(0,1fr)}.phase{padding:22px}.plan-week{grid-template-columns:32px minmax(0,1fr);gap:14px}.lesson{padding:0 18px}.lesson summary{font-size:14px}.lesson p{font-size:13px}.lesson .worked{padding:14px}
 .game-card{display:flex;padding:23px;gap:0}.game-card p{margin-bottom:20px}.game-card .btn{align-self:flex-start}.game-arena{min-height:250px;padding:25px 13px;gap:23px}.game-symbol{font-size:clamp(23px,6vw,38px);letter-spacing:1px}.game-arena .actions{margin-top:0;gap:9px}.game-arena .actions .btn{min-width:0;flex:1 1 110px;padding:11px 10px}.mini-stat-grid{gap:8px}.mini-stat{padding:13px 10px}.mini-stat strong{font-size:24px}.mini-stat span{font-size:10px}.research-line{font-size:10px;margin-top:26px}.empty{padding:22px 0}
}
@media(max-width:359px){.app-main{padding-left:14px;padding-right:14px}.sidebar{padding:16px 14px}.sidebar-close{top:18px;right:14px}.brand{font-size:19px;gap:8px}.brandmark{width:29px;height:29px;flex-basis:29px}.sidebar nav{gap:2px 6px}.nav-item{padding:10px 8px;gap:7px;font-size:12px}.nav-item .icon{flex-basis:17px;width:17px}.hero h1{font-size:32px}.panel{padding:17px}.module-hero{gap:11px}.module-hero h1{font-size:26px}.module-hero .eyebrow{letter-spacing:1px}.tabs{gap:0 12px}.tab{font-size:11px}.mode{grid-template-columns:95px minmax(0,1fr)}.rank-row{grid-template-columns:18px minmax(0,1fr) 44px 44px;gap:6px;padding:9px}.rank-row .rank-text{grid-column:2/5}.rank-row button:nth-last-child(2){grid-column:3}.rank-row button:last-child{grid-column:4}.game-arena{padding-left:10px;padding-right:10px}}
@media print{#app{display:block}.sidebar,.topbar,.actions,.btn,.skip-link{display:none!important}.app-main{margin:0;padding:0;max-width:none}.two-col{display:block}.lesson,.panel{break-inside:avoid}}

.hero-art:before,.hero-art:after{box-sizing:border-box;transform:none}@media(min-width:640px) and (max-width:959px){.hero-art{flex-basis:168px;width:168px}}

.note-card .eyebrow{color:#586345!important}.source-card a,.source-links a{min-height:44px;display:inline-flex;align-items:center}.rank-instructions{margin-top:0}#toast{position:static;inset:auto;left:auto;bottom:auto;transform:none;width:auto;max-width:none;display:none;margin:14px 0;padding:12px 16px;opacity:0;box-shadow:none;border:1px solid #d6d0e3;background:#efecf6;color:#594873;text-align:left;pointer-events:auto}#toast.show{display:block;opacity:1}

/* Version 2 practice controls: all content stays in the document flow. */
.revision-strip{display:flex;gap:12px;align-items:center;margin:0 0 26px;padding:14px 18px;border:1px solid #ded6ee;border-radius:14px;background:#f4f0fb;color:#5d4d78;font-size:13px;line-height:1.6}
.revision-strip .tag{flex-shrink:0;background:#e5dcf3;color:#594378}
.evidence-note{padding:20px;background:#f6f4fa;border:1px solid #dfd8ec;border-radius:16px;min-width:0;overflow-wrap:anywhere}
.evidence-note summary{cursor:pointer;font-size:13px;font-weight:750;line-height:1.7;min-height:30px;display:list-item;list-style-position:inside;color:#594777}
.evidence-note p{font-size:13px;line-height:1.8;margin:12px 0;color:#50545f}
.evidence-note a{font-size:12px;font-weight:650;line-height:1.7;color:#62449a;text-decoration:underline;text-underline-offset:3px}
.body-copy{margin:16px 0 20px;line-height:1.85;overflow-wrap:anywhere}
.track-field{margin-top:22px}
.format-evidence-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
.format-evidence-grid h3{margin:0 0 12px}
.question-layout{grid-template-columns:minmax(0,2.2fr) minmax(210px,.85fr)}
.question-visual{margin:22px 0;padding:20px;background:#f7f8fa;border:1px solid #e0e3e8;border-radius:14px;min-width:0;max-width:100%}
.question-visual figcaption{font-size:13px;font-weight:700;line-height:1.6;margin-bottom:18px;color:#464854}
.data-bars{display:grid;gap:14px}
.data-bar-row{display:grid;grid-template-columns:minmax(70px,1fr) minmax(60px,2.2fr) minmax(36px,.7fr);align-items:center;gap:12px;font-size:13px;line-height:1.5;min-width:0}
.data-bar-row>span,.data-bar-row>strong{overflow-wrap:anywhere;min-width:0}
.data-bar-row>strong{text-align:right;font-variant-numeric:tabular-nums}
.data-bar-track{height:17px;border-radius:5px;background:#e7e3ef;overflow:hidden}
.data-bar-track>span{display:block;min-width:1px;height:100%;background:#8d74b7;border-radius:5px}
.estimate-grid{display:grid;grid-template-columns:repeat(var(--grid-columns),minmax(0,1fr));gap:5px;max-width:520px;margin:auto}
.estimate-grid>span{display:flex;align-items:center;justify-content:center;min-width:0;min-height:29px;aspect-ratio:1.15;background:white;border:1px solid #dadddf;border-radius:5px;font-size:clamp(10px,1.2vw,16px);overflow-wrap:anywhere;font-variant-numeric:tabular-nums;text-align:center}
.visual-table{max-width:100%;border-radius:8px;background:white}
.visual-table table{min-width:300px;font-variant-numeric:tabular-nums}
.visual-table th,.visual-table td{white-space:normal;padding:12px 15px;line-height:1.55;font-size:13px}
.options{display:grid;gap:10px}
.option{min-height:52px;line-height:1.6;overflow-wrap:anywhere}
.option.selected{box-shadow:inset 0 0 0 1px #77589e;background:#eee7f8;border-color:#77589e}
.quote-list{display:grid;gap:11px;margin:19px 0}
.quote-card{display:grid;grid-template-columns:minmax(0,1.7fr) minmax(70px,.8fr) auto;gap:12px;align-items:center;border:1px solid #e0e3e7;border-radius:12px;padding:14px;background:#fff;min-width:0}
.quote-card>div:first-child{display:flex;flex-direction:column;align-items:flex-start;gap:4px;min-width:0}
.quote-card strong,.quote-card .tiny{overflow-wrap:anywhere}
.quote-card strong{font-size:14px;line-height:1.5}
.quote-side{font-size:10px;letter-spacing:.08em;font-weight:800;color:#496d8d;background:#eaf1f9;padding:3px 7px;border-radius:5px}
.quote-card.sell .quote-side{color:#55734c;background:#edf3e8}
.quote-price{display:flex;flex-direction:column;gap:4px;font-variant-numeric:tabular-nums}
.quantity-control{display:flex;align-items:center;gap:4px;flex-shrink:0}
.quantity-control button{width:40px;height:44px;min-height:44px;border:1px solid #d9dce2;border-radius:8px;background:#f5f3f9;color:#57466f;font-size:20px;font-weight:700;cursor:pointer}
.quantity-control button:disabled{opacity:.35;cursor:default}
.quantity-control output{width:24px;text-align:center;font-size:16px;font-weight:700;font-variant-numeric:tabular-nums}
.book-status{background:#f2f5f1;padding:17px;border-radius:12px;border:1px solid #dce5d8;line-height:1.6}
.book-cash{display:flex;gap:16px;justify-content:space-between;align-items:center;flex-wrap:wrap;font-size:12px}
.book-cash strong{font-size:22px;display:block;color:#364d35;font-variant-numeric:tabular-nums}
.book-flat,.book-open{padding:5px 9px;border-radius:8px;background:#e2eddd;color:#3f6636;font-weight:650;font-size:12px}
.book-open{background:#f7ebd6;color:#845b1a}
.inventory-list{display:flex;gap:8px;flex-wrap:wrap;margin-top:12px}
.inventory-list>span{display:flex;gap:12px;padding:6px 10px;background:#fff;border:1px solid #dde3db;border-radius:7px;font-size:12px}
.inventory-list strong{font-variant-numeric:tabular-nums}
@media(max-width:1199px){.question-layout{grid-template-columns:minmax(0,1fr)}.question-layout>aside{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));align-items:start}.quote-card{grid-template-columns:minmax(0,1.7fr) minmax(75px,.8fr) auto}}
@media(max-width:650px){.format-evidence-grid{grid-template-columns:minmax(0,1fr)}.question-layout>aside{grid-template-columns:minmax(0,1fr)}.revision-strip{align-items:flex-start;padding:12px;font-size:12px}.question-visual{padding:13px}.data-bar-row{grid-template-columns:minmax(54px,.9fr) minmax(45px,1.5fr) minmax(28px,.7fr);gap:8px;font-size:12px}.quote-card{grid-template-columns:minmax(0,1fr) auto;padding:12px;gap:9px}.quote-price{grid-column:1;grid-row:2}.quantity-control{grid-column:2;grid-row:1 / 3}.quote-card .tiny{font-size:11px}.estimate-grid{gap:3px}.estimate-grid>span{min-height:22px}.evidence-note{padding:17px}}
@media(prefers-reduced-motion:reduce){.data-bar-track>span{transition:none}}

.network-chart,.line-chart{display:block;width:100%;height:auto;overflow:visible}.network-chart circle{fill:#eee7f9;stroke:#776396;stroke-width:2}.network-chart text,.line-chart text{font-family:inherit;font-size:13px;fill:#333b46}.network-edges{fill:none;stroke:#716586;stroke-width:2;color:#716586}.network-edges text{stroke:none;text-anchor:middle;paint-order:stroke;stroke:#f7f7f9;stroke-width:4px;fill:#343b46}.network-chart .node-label{text-anchor:middle;font-size:15px;font-weight:700}.chart-axis{fill:none;stroke:#92959a;stroke-width:1.5}.chart-grid{stroke:#e3e2e9;stroke-width:1}.chart-line{fill:none;stroke:#755cb5;stroke-width:3}.line-chart circle{fill:#755cb5}.chart-data{font-size:13px;margin-top:12px}.chart-data summary{cursor:pointer;color:#67528f}.chart-data ul{padding-left:20px;line-height:1.8}.source-audit p{line-height:1.7;margin-top:12px}.source-audit a{display:inline-block;margin-top:12px}.field .tiny{margin-top:8px}.game-grid{align-items:stretch}.game-card{display:flex;flex-direction:column}.game-card .btn{margin-top:auto}.game-card p{margin-bottom:20px}
.paired-books{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin:20px 0}.paired-card{border:1px solid #e4e3e9;border-radius:16px;padding:17px;min-width:0}.paired-card h3{font-size:17px;overflow-wrap:anywhere}.paired-card>p{margin:7px 0 14px}.paired-prices{display:grid;grid-template-columns:1fr 1fr;gap:10px}.price-action{border:1px solid #d9e3d4;background:#eef4e9;border-radius:10px;padding:12px 5px;width:100%;cursor:pointer;color:#415b37}.price-action.buy{border-color:#d9e2ee;background:#eef3f8;color:#315777}.price-action span{font-size:9px;font-weight:700;display:block}.price-action strong{font-size:22px;display:block;margin-top:6px}.price-action:disabled{opacity:.45;cursor:default}.paired-side .quantity-control{justify-content:center;margin-top:9px;gap:8px}.paired-side .quantity-control button{width:36px;min-width:36px;height:36px}.paired-side .quantity-control output{min-width:10px}.price-action:focus-visible{outline:3px solid #9174c7;outline-offset:2px}@media(max-width:700px){.paired-books{grid-template-columns:1fr}.paired-card{padding:14px}.paired-side .quantity-control button{width:44px;height:44px}}