/*! tailwindcss v4.2.1 | MIT License | https://tailwindcss.com */
@layer properties{@supports (((-webkit-hyphens:none)) and (not (margin-trim:inline))) or ((-moz-orient:inline) and (not (color:rgb(from red r g b)))){*,:before,:after,::backdrop{--tw-blur:initial;--tw-brightness:initial;--tw-contrast:initial;--tw-grayscale:initial;--tw-hue-rotate:initial;--tw-invert:initial;--tw-opacity:initial;--tw-saturate:initial;--tw-sepia:initial;--tw-drop-shadow:initial;--tw-drop-shadow-color:initial;--tw-drop-shadow-alpha:100%;--tw-drop-shadow-size:initial}}}@layer theme{:root,:host{--font-sans:ui-sans-serif, system-ui, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";--font-mono:ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;--spacing:.25rem;--default-font-family:var(--font-sans);--default-mono-font-family:var(--font-mono)}}@layer base{*,:after,:before,::backdrop{box-sizing:border-box;border:0 solid;margin:0;padding:0}::file-selector-button{box-sizing:border-box;border:0 solid;margin:0;padding:0}html,:host{-webkit-text-size-adjust:100%;tab-size:4;line-height:1.5;font-family:var(--default-font-family,ui-sans-serif, system-ui, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji");font-feature-settings:var(--default-font-feature-settings,normal);font-variation-settings:var(--default-font-variation-settings,normal);-webkit-tap-highlight-color:transparent}hr{height:0;color:inherit;border-top-width:1px}abbr:where([title]){-webkit-text-decoration:underline dotted;text-decoration:underline dotted}h1,h2,h3,h4,h5,h6{font-size:inherit;font-weight:inherit}a{color:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;text-decoration:inherit}b,strong{font-weight:bolder}code,kbd,samp,pre{font-family:var(--default-mono-font-family,ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace);font-feature-settings:var(--default-mono-font-feature-settings,normal);font-variation-settings:var(--default-mono-font-variation-settings,normal);font-size:1em}small{font-size:80%}sub,sup{vertical-align:baseline;font-size:75%;line-height:0;position:relative}sub{bottom:-.25em}sup{top:-.5em}table{text-indent:0;border-color:inherit;border-collapse:collapse}:-moz-focusring{outline:auto}progress{vertical-align:baseline}summary{display:list-item}ol,ul,menu{list-style:none}img,svg,video,canvas,audio,iframe,embed,object{vertical-align:middle;display:block}img,video{max-width:100%;height:auto}button,input,select,optgroup,textarea{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}::file-selector-button{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}:where(select:is([multiple],[size])) optgroup{font-weight:bolder}:where(select:is([multiple],[size])) optgroup option{padding-inline-start:20px}::file-selector-button{margin-inline-end:4px}::placeholder{opacity:1}@supports (not ((-webkit-appearance:-apple-pay-button))) or (contain-intrinsic-size:1px){::placeholder{color:currentColor}@supports (color:color-mix(in lab, red, red)){::placeholder{color:color-mix(in oklab, currentcolor 50%, transparent)}}}textarea{resize:vertical}::-webkit-search-decoration{-webkit-appearance:none}::-webkit-date-and-time-value{min-height:1lh;text-align:inherit}::-webkit-datetime-edit{display:inline-flex}::-webkit-datetime-edit-fields-wrapper{padding:0}::-webkit-datetime-edit{padding-block:0}::-webkit-datetime-edit-year-field{padding-block:0}::-webkit-datetime-edit-month-field{padding-block:0}::-webkit-datetime-edit-day-field{padding-block:0}::-webkit-datetime-edit-hour-field{padding-block:0}::-webkit-datetime-edit-minute-field{padding-block:0}::-webkit-datetime-edit-second-field{padding-block:0}::-webkit-datetime-edit-millisecond-field{padding-block:0}::-webkit-datetime-edit-meridiem-field{padding-block:0}::-webkit-calendar-picker-indicator{line-height:1}:-moz-ui-invalid{box-shadow:none}button,input:where([type=button],[type=reset],[type=submit]){appearance:button}::file-selector-button{appearance:button}::-webkit-inner-spin-button{height:auto}::-webkit-outer-spin-button{height:auto}[hidden]:where(:not([hidden=until-found])){display:none!important}}@layer components;@layer utilities{.visible{visibility:visible}.static{position:static}.start{inset-inline-start:var(--spacing)}.end{inset-inline-end:var(--spacing)}.flex{display:flex}.hidden{display:none}.grow{flex-grow:1}.resize{resize:both}.blur{--tw-blur:blur(8px);filter:var(--tw-blur,) var(--tw-brightness,) var(--tw-contrast,) var(--tw-grayscale,) var(--tw-hue-rotate,) var(--tw-invert,) var(--tw-saturate,) var(--tw-sepia,) var(--tw-drop-shadow,)}}:root{--green:#176d4f;--green-dark:#0d4d37;--mint:#eef6ef;--ink:#202c2a;--muted:#7b8580;--line:#e4e8e3;--paper:#fafbf8;--sidebar:#f0f3ee;--red:#af463e}*{box-sizing:border-box}body{background:var(--paper);color:var(--ink);-webkit-font-smoothing:antialiased;margin:0;font-family:Arial,Helvetica,sans-serif;font-size:14px}button,input{font:inherit}button,a,input{-webkit-tap-highlight-color:transparent}button{cursor:pointer}button:disabled{opacity:.5;cursor:wait}a{color:inherit;text-decoration:none}button{color:inherit;background:0 0;border:0}button:focus-visible,a:focus-visible,input:focus-visible{outline-offset:4px;outline:3px solid #93ba9c}h1,h2,h3,p{margin:0}h1{letter-spacing:-1.3px;font-size:34px;font-weight:600;line-height:1.2}h2{letter-spacing:-.6px;font-size:23px;font-weight:600;line-height:1.3}h3{font-size:16px;font-weight:600;line-height:1.5}p{line-height:1.7}.app-shell{min-height:100vh;display:flex}.sidebar{background:var(--sidebar);border-right:1px solid var(--line);z-index:10;flex-direction:column;width:248px;padding:32px 21px 0;display:flex;position:fixed;inset:0 auto 0 0}.brand{letter-spacing:-1px;align-items:center;gap:11px;margin:0 8px 52px;font-size:24px;font-weight:700;display:flex}.brand-icon{background:var(--green);color:#fff;border-radius:12px;place-items:center;width:40px;height:42px;display:grid}.brand .light{font-weight:400}.brand small{letter-spacing:2.3px;color:#879384;margin-top:6px;font-size:8px;font-weight:600;display:block}.nav-caption{letter-spacing:1.7px;color:#8c958c;margin:0 13px 14px;font-size:9px;font-weight:600;display:block}.nav-item{text-align:left;color:#6d786f;border-radius:8px;align-items:center;gap:12px;width:100%;margin-bottom:5px;padding:13px;font-size:13px;display:flex}.nav-item.active{color:var(--green-dark);background:#e0eadd;font-weight:600}.nav-item:hover{background:#e5ece1}.nav-count{background:#d4e2cf;border-radius:4px;margin-left:auto;padding:2px 6px;font-size:10px}.sidebar-chapter{border-top:1px solid #dde4d8;margin:30px 10px 0;padding-top:25px}.sidebar-chapter .nav-caption{margin-left:0}.sidebar-chapter p{margin-bottom:12px;font-size:12px;font-weight:600;line-height:1.6}.tiny{color:var(--muted);font-size:11px}.green-dot:before{content:"";background:#62a86c;border-radius:50%;width:6px;height:6px;margin-right:7px;display:inline-block}.sidebar-bottom{margin-top:auto}.mini-note{color:#8a9585;gap:10px;padding:25px 10px;display:flex}.mini-note p{font-size:10px;line-height:1.8}.mini-note strong{color:#65755e;font-weight:400}.user-row{border-top:1px solid #dce3d7;align-items:center;gap:10px;padding:20px 0;display:flex}.avatar{color:#496140;background:#e0e9da;border-radius:50%;flex-shrink:0;place-items:center;width:35px;height:35px;font-size:13px;display:inline-grid}.user-row strong{text-overflow:ellipsis;max-width:120px;font-size:11px;display:block;overflow:hidden}.user-row small{color:var(--muted);margin-top:4px;font-size:9px;display:block}.user-row .icon-btn{margin-left:auto}.icon-btn{border-radius:6px;place-items:center;padding:7px;display:inline-grid}.icon-btn:hover{background:var(--mint)}.main-shell{flex-direction:column;width:calc(100% - 248px);min-height:100vh;margin-left:248px;display:flex}.topbar{border-bottom:1px solid var(--line);background:#fff8;justify-content:space-between;align-items:center;height:77px;padding:0 46px;display:flex}.breadcrumb{color:#969e95;align-items:center;gap:13px;font-size:11px;display:flex}.breadcrumb strong{color:#566550;font-weight:400}.privacy{color:#899384;align-items:center;gap:6px;font-size:10px;display:flex}.content{flex:1;width:100%;max-width:1440px;margin:0 auto;padding:45px 46px 30px}.eyebrow{letter-spacing:2px;color:var(--green);margin-bottom:13px;font-size:9px;font-weight:700;display:block}.page-heading{margin-bottom:31px}.page-heading p{color:var(--muted);margin-top:12px;font-size:13px}.home-heading{justify-content:space-between;align-items:center;gap:20px;display:flex}.home-heading h1{font-size:30px}.date-chip{color:#7b8675;border:1px solid var(--line);white-space:nowrap;border-radius:5px;padding:9px 12px;font-size:10px}.stats-grid{grid-template-columns:repeat(3,1fr);gap:16px;margin-bottom:39px;display:grid}.stat{border:1px solid var(--line);background:#fff;border-radius:10px;align-items:center;gap:15px;padding:22px 21px;display:flex}.stat-icon{color:#69905b;background:#f0f5ec;border-radius:11px;flex-shrink:0;place-items:center;width:42px;height:42px;display:grid}.stat div>span{color:#85907e;margin-bottom:10px;font-size:10px;display:block}.stat strong{letter-spacing:-.7px;font-size:25px;font-weight:600;line-height:1}.stat small{color:#929b8a;letter-spacing:0;margin-left:10px;font-size:9px;font-weight:400}.section-heading{justify-content:space-between;align-items:center;gap:16px;margin:0 0 17px;display:flex}.section-heading h2{letter-spacing:-.3px;font-size:16px}.chapter-card{border:1px solid var(--line);background:#fff;border-radius:12px;grid-template-columns:260px 1fr;margin-bottom:29px;display:grid;overflow:hidden}.chapter-art{background:#e1ebdd;justify-content:center;align-items:center;min-height:285px;display:flex;position:relative;overflow:hidden}.art-book{width:120px;height:137px;color:var(--green);background:#ebf2e5;border:1px solid #b3c8ac;border-radius:14px;place-items:center;display:grid;position:relative;transform:rotate(-10deg);box-shadow:10px 10px #b9cead70}.art-orbit{border:1px solid #bfd3b5;border-radius:50%;width:280px;height:280px;position:absolute;transform:rotate(-25deg)scaleY(.5)}.orbit-two{width:310px;transform:rotate(55deg)scaleY(.6)}.art-chip{letter-spacing:1.2px;color:#647b55;align-items:center;gap:6px;font-size:7px;display:flex;position:absolute;bottom:26px}.art-number{color:#65815b;font-size:10px;position:absolute;top:16px;left:19px}.chapter-body{padding:29px 32px}.chapter-top{justify-content:space-between;align-items:center;margin-bottom:15px;display:flex}.chapter-top .eyebrow{margin:0}.tag{color:#657e53;background:#eef5e9;border:1px solid #e1ebda;border-radius:5px;align-items:center;padding:5px 8px;font-size:9px;line-height:1.4;display:inline-flex}.chapter-body h2{max-width:400px;margin-bottom:14px;font-size:27px;line-height:1.25}.chapter-body>p{color:#879080;max-width:450px;font-size:12px}.chapter-meta{flex-wrap:wrap;gap:20px;margin:21px 0;display:flex}.chapter-meta span{color:#7b8972;align-items:center;gap:6px;font-size:10px;display:flex}.chapter-action{align-items:center;gap:16px;display:flex}.chapter-action>span{color:#94a08d;font-size:10px}.primary,.secondary{border-radius:7px;justify-content:center;align-items:center;gap:10px;min-height:41px;padding:12px 17px;font-size:11px;font-weight:600;transition:background .15s,transform .15s;display:inline-flex}.primary{background:var(--green);color:#fff;box-shadow:0 2px 2px #12492b10}.primary:hover{background:var(--green-dark)}.primary:active,.secondary:active{transform:translateY(1px)}.secondary{color:#4e6345;background:#fff;border:1px solid #dce4d7}.secondary:hover{background:var(--mint)}.full{width:100%}.text-btn{color:var(--green);justify-content:center;align-items:center;gap:6px;padding:8px 0;font-size:11px;display:inline-flex}.text-btn:hover{text-decoration:underline}.below-grid{grid-template-columns:1fr 270px;gap:26px;display:grid}.subject-panel{padding:8px 0}.subject-panel .section-heading{flex-wrap:wrap;align-items:baseline;gap:8px}.subject-grid{grid-template-columns:1fr 1fr;gap:10px;display:grid}.subject{border:1px solid var(--line);background:#fff;border-radius:7px;align-items:center;gap:10px;padding:15px 13px;display:flex}.subject>span{color:#9fae93;font-size:9px}.subject strong{font-size:10px;font-weight:500}.subject svg{color:#b3c7a2;flex-shrink:0;margin-left:auto}.how-card{background:#f0f3e9;border:1px solid #e4e9db;border-radius:9px;padding:23px}.round-icon{color:#5b7d45;background:#e8efdf;border-radius:12px;place-items:center;width:47px;height:47px;margin-bottom:17px;display:inline-grid}.how-card h3{margin-bottom:10px;font-size:15px;line-height:1.4}.how-card p{color:#869078;margin-bottom:9px;font-size:10px;line-height:1.8}.site-footer{border-top:1px solid var(--line);color:#96a08e;justify-content:space-between;margin:30px 46px 0;padding:20px 0;font-size:9px;display:flex}.dot{padding:0 8px}.site-footer button{font-size:9px}.back-link{color:#7c8c74;align-items:center;gap:8px;margin-bottom:24px;padding:0;font-size:11px;display:inline-flex}.test-top{justify-content:space-between;align-items:flex-start;gap:15px;display:flex}.saved{color:#789868;align-items:center;gap:5px;font-size:10px;display:flex}.test-heading{justify-content:space-between;align-items:center;gap:20px;margin:10px 0 24px;display:flex}.test-heading h1{max-width:540px;font-size:25px}.test-count{white-space:nowrap;color:#97a08e;font-size:11px}.test-count strong{color:var(--green);font-size:22px}.progress-track{background:#e4eadd;border-radius:5px;height:4px;margin-bottom:28px}.progress-track i,.micro-track i{background:var(--green);border-radius:5px;height:100%;transition:width .2s;display:block}.quiz-layout{grid-template-columns:minmax(0,1fr) 230px;align-items:start;gap:24px;display:grid}.question-card{border:1px solid var(--line);background:#fff;border-radius:12px;padding:30px}.question-meta{justify-content:space-between;align-items:center;gap:15px;margin-bottom:25px;display:flex}.question-meta>span:last-child{letter-spacing:1px;color:#93a088;font-size:9px}.question-card h2{letter-spacing:-.5px;font-size:24px;line-height:1.45}.question-hint{color:#94a08d;margin:13px 0 24px;font-size:11px}.options{border:0;gap:11px;margin:0;padding:0;display:grid}.option{cursor:pointer;border:1px solid #dfe5d9;border-radius:8px;align-items:center;gap:12px;padding:15px;font-size:12px;line-height:1.6;display:flex}.option input{opacity:0;width:1px;height:1px;position:absolute}.option:focus-within{outline-offset:2px;outline:3px solid #93ba9c}.option:hover{background:#fafcf6;border-color:#a9bca0}.option.selected{border-color:var(--green);background:#f0f7ec}.option-letter{color:#7f9074;border:1px solid #e0e6d9;border-radius:5px;flex-shrink:0;place-items:center;width:27px;height:27px;font-size:10px;display:grid}.selected .option-letter{background:var(--green);color:#fff;border-color:var(--green)}.option-check{color:var(--green);flex-shrink:0;margin-left:auto}.question-footer{border-top:1px solid var(--line);justify-content:space-between;align-items:center;gap:12px;margin-top:30px;padding-top:20px;display:flex}.question-footer>div{gap:8px;display:flex}.question-nav{border:1px solid var(--line);background:#fff;border-radius:10px;padding:22px 18px}.question-nav h3{font-size:14px}.question-nav>p{color:#92a086;margin:8px 0 21px;font-size:10px}.question-grid{grid-template-columns:repeat(5,1fr);gap:7px;display:grid}.question-grid button{color:#89977d;border:1px solid #e1e8d9;border-radius:5px;place-items:center;height:31px;font-size:10px;display:grid}.question-grid .answered{color:var(--green);background:#e7f1df;border-color:#d2e3c6}.question-grid .current{border:2px solid var(--green);color:var(--green);font-weight:700}.legend{color:#94a086;gap:13px;margin:18px 0 22px;font-size:8px;display:flex}.legend span{align-items:center;gap:5px;display:flex}.legend i{border:1px solid #d8e1ce;border-radius:2px;width:7px;height:7px}.legend .filled{background:#d9e7d0}.question-nav .tiny{justify-content:center;align-items:center;gap:6px;margin:16px 0 0;font-size:9px;display:flex}.result-hero{border:1px solid var(--line);background:#fff;border-radius:12px;align-items:center;gap:28px;margin-bottom:24px;padding:30px;display:flex}.score-ring{border-radius:50%;flex-shrink:0;width:120px;height:120px;padding:8px}.score-ring>div{background:#fff;border-radius:50%;flex-direction:column;justify-content:center;align-items:center;width:100%;height:100%;display:flex}.score-ring strong{letter-spacing:-1px;font-size:30px}.score-ring strong span{font-size:15px}.score-ring small{color:#8a9a7c;margin-top:4px;font-size:9px}.result-hero>div:nth-child(2){flex:1}.result-hero p{color:#819174;margin:10px 0;font-size:12px}.topic-results{grid-template-columns:repeat(3,1fr);gap:10px;margin-bottom:36px;display:grid}.topic-results>div{border:1px solid var(--line);background:#fff;border-radius:8px;flex-wrap:wrap;justify-content:space-between;gap:10px;padding:14px;font-size:10px;display:flex}.topic-results strong{color:var(--green)}.micro-track{background:#e8eddf;width:100%;height:3px}.toggle{color:#819274;align-items:center;gap:8px;font-size:10px;display:flex}.toggle input{accent-color:var(--green)}.review-card{border:1px solid var(--line);background:#fff;border-radius:10px;margin-bottom:18px;padding:25px}.review-top{justify-content:space-between;align-items:center;margin-bottom:17px;display:flex}.right-label,.wrong-label{align-items:center;gap:5px;font-size:10px;display:flex}.right-label{color:var(--green)}.wrong-label{color:var(--red)}.review-card h3{margin-bottom:18px}.review-answers{gap:7px;display:grid}.review-answers>div{border:1px solid #eef0e9;border-radius:6px;align-items:center;gap:10px;padding:11px 13px;font-size:11px;line-height:1.6;display:flex}.review-answers>div>span{color:#91a081;font-size:9px}.review-answers>div>svg{color:var(--green);flex-shrink:0;margin-left:auto}.review-answers small{white-space:nowrap;margin-left:auto;font-size:9px}.review-answers .correct-answer{background:#eff7eb;border-color:#d4e7c8}.review-answers .your-wrong{background:#fff2ef;border-color:#f0d6d0}.explanation{border-top:1px solid var(--line);margin-top:19px;padding-top:17px}.explanation>strong{color:var(--green);font-size:11px}.explanation p{color:#7e8c73;margin:7px 0;font-size:11px}.explanation small{color:#a1ad96;font-size:8px}.history-panel,.trend-panel{border:1px solid var(--line);background:#fff;border-radius:10px;padding:24px}.history-panel>.section-heading{border-bottom:1px solid var(--line);padding-bottom:19px}.history-row{text-align:left;border-bottom:1px solid var(--line);align-items:center;gap:17px;width:100%;padding:19px 0;display:flex}.history-row:last-child{border:0}.history-row:hover{background:#fafcf6}.history-icon{color:#7b9d65;background:var(--mint);border-radius:9px;place-items:center;width:38px;height:38px;display:grid}.grow{flex:1}.history-row strong{font-size:12px;display:block}.history-row small{color:#91a082;margin-top:5px;font-size:9px;display:block}.history-row .history-score{color:var(--ink);align-items:baseline;gap:4px;font-size:19px;font-weight:600;display:flex}.history-row .history-score small{font-size:10px;font-weight:400}.history-row>svg{color:#a7b09d}.empty{text-align:center;color:#8d9d7e;flex-direction:column;align-items:center;gap:14px;padding:40px;font-size:12px;display:flex}.empty h3{color:var(--ink)}.empty p{max-width:350px}.trend-panel{margin-top:27px}.trend-bars{align-items:end;gap:20px;height:160px;padding-top:15px;display:flex}.trend-bars button{flex-direction:column;flex:1;justify-content:end;align-items:center;gap:8px;max-width:90px;height:140px;display:flex}.trend-bars button>span{background:#ccdfbc;border-radius:5px 5px 0 0;width:100%;display:block}.trend-bars strong{color:var(--green);font-size:10px}.trend-bars small{color:#93a184;font-size:9px}.invite-hero{border:1px solid var(--line);background:#fff;border-radius:11px;align-items:center;gap:22px;margin-bottom:26px;padding:26px;display:flex}.invite-hero .round-icon{flex-shrink:0;margin:0}.invite-hero>div{flex:1}.invite-hero h2{font-size:20px}.invite-hero p{color:#87977a;max-width:400px;margin-top:8px;font-size:11px}.share-box{background:#eef7e8;border:1px solid #d6e5ca;border-radius:10px;margin-bottom:30px;padding:22px}.share-box p{color:#7e8f71;margin:7px 0 15px;font-size:11px}.share-box>div{gap:10px;display:flex}.share-box input{color:#637858;background:#fff;border:1px solid #d1dec7;border-radius:6px;flex:1;min-width:0;padding:10px;font-size:11px}.list-card{border:1px solid var(--line);background:#fff;border-radius:10px;margin-bottom:29px;padding:4px 21px}.list-row{border-bottom:1px solid var(--line);align-items:center;gap:16px;padding:19px 0;display:flex}.list-row:last-child{border:0}.list-row>div:first-child{flex:1}.list-row strong{font-size:11px;display:block}.list-row small{color:#8e9b83;margin-top:7px;font-size:10px;display:block}.muted{color:#8c9c7d}.auth-layout{grid-template-columns:1.1fr 1fr;align-items:center;gap:55px;max-width:1030px;margin:25px auto;display:grid}.auth-intro h1{letter-spacing:-2px;margin:20px 0 24px;font-size:50px;line-height:1.12}.auth-intro em{color:var(--green);font-style:normal}.auth-intro>p{color:#819172;max-width:370px;font-size:13px}.auth-features{flex-direction:column;gap:17px;margin-top:28px;display:flex}.auth-features span{color:#637b53;align-items:center;gap:10px;font-size:11px;display:flex}.auth-card{border:1px solid var(--line);background:#fff;border-radius:13px;padding:32px;box-shadow:0 7px 35px #233f1e05}.auth-card h2{font-size:23px}.auth-card>p{color:#8c9b80;margin:12px 0 23px;font-size:11px}.auth-card form label{color:#607153;margin-bottom:17px;font-size:10px;font-weight:600;display:block}.auth-card input{width:100%;color:var(--ink);background:#fdfefa;border:1px solid #dce5d3;border-radius:6px;margin-top:8px;padding:13px;font-size:12px;display:block}.auth-card input::placeholder{color:#a9b39f}.auth-card .text-btn{margin-top:15px}.auth-help{margin-bottom:15px!important}.auth-lock{border-top:1px solid var(--line);color:#9aab8d;justify-content:center;align-items:center;gap:7px;margin-top:20px;padding-top:19px;font-size:9px;display:flex}.modal-backdrop{-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);z-index:30;background:#182c2380;place-items:center;padding:20px;display:grid;position:fixed;inset:0}.modal{background:#fff;border-radius:15px;width:100%;max-width:470px;max-height:90vh;padding:35px;position:relative;overflow:auto;box-shadow:0 20px 90px #11281730}.modal h2{margin-bottom:15px}.modal p{color:#7a8d6a;margin:13px 0 19px;font-size:12px}.modal .primary{margin-top:12px}.modal-close{color:#879d76;position:absolute;top:12px;right:12px}.about-modal{max-width:570px}.about-modal a{color:var(--green);margin:11px 0;font-size:11px;text-decoration:underline;display:block}.alert,.notice{color:#aa574b;background:#fff4f0;border:1px solid #ebc7bf;border-radius:7px;justify-content:space-between;align-items:center;gap:15px;margin-bottom:22px;padding:13px 15px;font-size:12px;display:flex}.notice{color:#67804d;background:#f0f7e9;border-color:#d6e4c7}.alert button,.notice button{place-items:center;display:grid}.error-text{color:var(--red)!important}.loading{text-align:center;color:#80996b;padding:100px 0;font-size:13px}@media (width>=1600px){.content{padding-top:55px}.chapter-card{grid-template-columns:310px 1fr}.chapter-art{min-height:300px}.chapter-body{padding:35px 40px}.below-grid{grid-template-columns:1fr 320px}}@media (width<=1180px){.sidebar{width:210px;padding-left:14px;padding-right:14px}.main-shell{width:calc(100% - 210px);margin-left:210px}.content{padding:32px 28px}.topbar{padding:0 28px}.site-footer{margin-left:28px;margin-right:28px}.chapter-card{grid-template-columns:200px 1fr}.chapter-body{padding:25px}.home-heading h1{font-size:25px}.chapter-body h2{font-size:23px}.below-grid{grid-template-columns:1fr 225px;gap:20px}.chapter-action{flex-wrap:wrap;gap:10px}.quiz-layout{grid-template-columns:minmax(0,1fr) 190px;gap:15px}.question-card{padding:23px}.question-nav{padding:18px 12px}.question-grid{gap:5px}.stat{gap:10px;padding:18px 14px}.stat strong{font-size:22px}.stat small{margin:6px 0 0;display:block}.auth-layout{gap:25px}.auth-intro h1{font-size:40px}.result-hero{flex-wrap:wrap;gap:18px}.invite-hero{flex-wrap:wrap}}@media (width<=900px){.sidebar{width:180px}.main-shell{width:calc(100% - 180px);margin-left:180px}.brand{gap:8px;margin-left:0;font-size:21px}.brand-icon{width:33px;height:35px}.brand small{font-size:6px}.nav-item{gap:8px;padding:11px 8px;font-size:11px}.sidebar-chapter{margin-left:6px;margin-right:6px}.mini-note{padding:20px 3px}.stats-grid{gap:9px}.stat-icon{display:none}.chapter-card{grid-template-columns:150px 1fr}.art-book{width:90px;height:112px}.art-book svg{width:48px}.art-chip{gap:4px;font-size:5px}.below-grid{grid-template-columns:1fr}.how-card{display:none}.chapter-meta{gap:9px;font-size:9px}.chapter-body h2{font-size:21px}.date-chip{display:none}.question-nav{grid-row:2}.quiz-layout{grid-template-columns:1fr}.question-grid{grid-template-columns:repeat(10,1fr)}.question-nav>p,.question-nav .legend{display:none}.question-nav .full{margin-top:18px}.question-nav h3{margin-bottom:14px}.topic-results{grid-template-columns:1fr 1fr}.auth-layout{grid-template-columns:1fr;max-width:450px}.auth-intro h1{font-size:35px}.auth-intro h1 br{display:none}.auth-intro>p{max-width:none}.auth-features{flex-flow:wrap;gap:10px;margin-top:18px}.auth-features span{font-size:9px}.list-row{flex-wrap:wrap}.history-row{gap:10px}.history-row .tag,.test-count{display:none}.question-footer{align-items:flex-end}.question-footer>div{gap:5px}.section-heading{flex-wrap:wrap}}@media (width<=640px){.app-shell{display:block}.sidebar{border-right:0;border-bottom:1px solid var(--line);width:100%;height:auto;padding:19px 20px 0;position:relative}.brand{margin:0 0 18px;font-size:25px}.brand-icon{width:36px;height:37px}.brand small{font-size:7px}.sidebar>.nav-caption,.sidebar-chapter,.mini-note{display:none}.sidebar nav{gap:6px;display:flex}.nav-item{border-radius:6px 6px 0 0;justify-content:center;gap:7px;margin-bottom:0;padding:12px 8px;font-size:10px}.sidebar-bottom{position:absolute;top:18px;right:16px}.user-row{border:0;gap:7px;padding:0}.user-row>div{display:none}.user-row .avatar{width:29px;height:29px;font-size:10px}.topbar{height:49px;padding:0 20px}.privacy{font-size:8px}.breadcrumb{gap:6px;font-size:9px}.main-shell{width:100%;margin:0}.content{padding:28px 20px}.home-heading h1{max-width:320px;font-size:25px}.page-heading{margin-bottom:24px}h1{font-size:29px}.eyebrow{font-size:8px}.page-heading p{font-size:12px}.stats-grid{gap:8px;margin-bottom:28px}.stat{padding:16px 11px}.stat div>span{margin-bottom:11px;font-size:8px;line-height:1.5}.stat strong{font-size:22px}.stat small{font-size:8px;line-height:1.5}.chapter-card{display:block}.chapter-art{height:150px;min-height:150px}.art-book{width:80px;height:100px}.art-book svg{width:43px}.art-chip{font-size:6px;bottom:19px;right:20px}.art-number{top:20px}.chapter-body{padding:25px 22px}.chapter-body h2{font-size:25px}.chapter-body>p{font-size:12px}.chapter-meta{gap:16px;margin:20px 0}.chapter-action{gap:15px}.subject-grid{grid-template-columns:1fr}.subject{padding:15px}.subject strong{font-size:11px}.section-heading h2{font-size:15px}.site-footer{margin:15px 20px 0;font-size:8px}.test-top{flex-direction:column;gap:0}.test-top .back-link{margin-bottom:15px}.test-top .saved{margin-bottom:20px}.test-heading{margin:0 0 20px}.test-heading h1{font-size:22px}.question-card{padding:22px 18px}.question-card h2{font-size:21px}.option{gap:10px;padding:13px 10px;font-size:12px}.question-footer{flex-wrap:wrap;gap:15px}.question-footer>div{justify-content:space-between;width:100%}.question-grid{grid-template-columns:repeat(6,1fr)}.result-hero{text-align:center;flex-direction:column;gap:20px;padding:23px}.result-hero .primary{width:100%}.result-hero h2{font-size:22px}.topic-results{gap:8px}.topic-results>div{gap:10px;padding:12px;font-size:9px}.section-heading .toggle{font-size:9px}.review-card{padding:20px 17px}.review-card h3{font-size:14px}.review-answers>div{gap:8px;font-size:10px}.review-answers small{font-size:8px}.auth-layout{gap:27px;margin:5px auto}.auth-intro h1{font-size:36px;line-height:1.15}.auth-card{padding:26px}.auth-intro>p{font-size:12px}.auth-intro .eyebrow{line-height:1.6}.invite-hero{padding:23px}.invite-hero>div{min-width:180px}.invite-hero .primary{width:100%}.share-box>div{flex-direction:column}.share-box input{width:100%}.list-card{padding:0 16px}.list-row{gap:10px}.list-row .tag{font-size:8px}.list-row .text-btn{font-size:10px}.history-panel{padding:20px 16px}.history-row .history-icon{width:29px;height:29px}.history-row .history-score{font-size:19px}.modal{padding:29px 24px}.trend-bars{gap:8px}.trend-bars small{font-size:8px}}@media (prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}@property --tw-blur{syntax:"*";inherits:false}@property --tw-brightness{syntax:"*";inherits:false}@property --tw-contrast{syntax:"*";inherits:false}@property --tw-grayscale{syntax:"*";inherits:false}@property --tw-hue-rotate{syntax:"*";inherits:false}@property --tw-invert{syntax:"*";inherits:false}@property --tw-opacity{syntax:"*";inherits:false}@property --tw-saturate{syntax:"*";inherits:false}@property --tw-sepia{syntax:"*";inherits:false}@property --tw-drop-shadow{syntax:"*";inherits:false}@property --tw-drop-shadow-color{syntax:"*";inherits:false}@property --tw-drop-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-drop-shadow-size{syntax:"*";inherits:false}