/*! tailwindcss v4.2.1 | MIT License | https://tailwindcss.com */
@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{.relative{position:relative}.start{inset-inline-start:var(--spacing)}.table{display:table}}:root{--bg:#f5f5f7;--surface:#fff;--surface-soft:#fbfbfd;--text:#1d1d1f;--muted:#6e6e73;--line:#e5e5ea;--blue:#0071e3;--blue-hover:#0077ed;--blue-soft:#eaf4ff;--green:#248a3d;--green-soft:#edf8f0;--red:#d70015;--red-soft:#fff0f1;--shadow:0 18px 55px #00000012}*{box-sizing:border-box}html{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;scroll-behavior:smooth}body{background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased;margin:0;font-family:-apple-system,BlinkMacSystemFont,SF Pro Display,SF Pro Text,PingFang SC,Microsoft YaHei,Segoe UI,sans-serif}button{font:inherit}button:focus-visible{outline-offset:3px;outline:3px solid #0071e347}.app-shell{min-height:100vh}.topbar{z-index:20;-webkit-backdrop-filter:saturate(180%)blur(20px);backdrop-filter:saturate(180%)blur(20px);background:#f5f5f7d6;border-bottom:1px solid #0000000f;justify-content:space-between;align-items:center;height:68px;padding:0 max(24px,50vw - 590px);display:flex;position:sticky;top:0}.brand{color:var(--text);cursor:pointer;background:0 0;border:0;align-items:center;gap:10px;padding:0;font-weight:650;display:flex}.brand-mark{background:var(--text);color:#fff;border-radius:11px;place-items:center;width:34px;height:34px;font-size:15px;display:grid}.topnav{align-items:center;gap:8px;display:flex}.topnav button{min-height:38px;color:var(--muted);cursor:pointer;background:0 0;border:0;border-radius:12px;padding:0 14px}.topnav button.active,.topnav button:hover{color:var(--text);background:#fff}.count-pill{background:#e8e8ed;border-radius:10px;place-items:center;min-width:20px;height:20px;margin-left:4px;padding:0 6px;font-size:11px;font-weight:700;display:inline-grid}.page{width:min(1180px,100% - 48px);margin:0 auto}.hero{grid-template-columns:1.2fr .8fr;align-items:center;gap:64px;min-height:590px;padding:84px 0 72px;display:grid}.eyebrow,.section-kicker{color:var(--blue);letter-spacing:.08em;text-transform:uppercase;margin:0 0 12px;font-size:13px;font-weight:700}.hero h1,.mistakes-hero h1{letter-spacing:-.055em;max-width:730px;margin:0;font-size:clamp(46px,6.2vw,78px);line-height:1.04}.hero-note{max-width:600px;color:var(--muted);margin:28px 0 0;font-size:19px;line-height:1.65}.hero-actions{flex-wrap:wrap;gap:12px;margin-top:34px;display:flex}.primary-button,.secondary-button,.dark-button,.danger-button,.mastered-button{cursor:pointer;border-radius:15px;min-height:48px;padding:0 22px;font-weight:650;transition:transform .18s,background .18s,opacity .18s}.primary-button{background:var(--blue);color:#fff;border:0}.primary-button:hover{background:var(--blue-hover);transform:translateY(-1px)}.primary-button:disabled{cursor:not-allowed;background:#c7c7cc;transform:none}.secondary-button{border:1px solid var(--line);background:var(--surface);color:var(--text)}.secondary-button:hover{background:#f2f2f7}.secondary-button:disabled{color:#aeaeb2;cursor:not-allowed}.dark-button{background:var(--text);color:#fff;border:0}.dark-button:hover{background:#343437;transform:translateY(-1px)}.danger-button{background:var(--red);color:#fff;border:0}.progress-card{box-shadow:var(--shadow);background:#ffffffeb;border:1px solid #0000000a;border-radius:32px;padding:32px}.progress-ring{--progress:0deg;background:conic-gradient(var(--blue) var(--progress), #ececf0 0);border-radius:50%;place-items:center;width:190px;height:190px;margin:8px auto 34px;display:grid}.progress-ring:before{content:"";background:#fff;border-radius:50%;grid-area:1/1;width:158px;height:158px}.progress-ring>div{z-index:1;text-align:center;display:grid}.progress-ring strong{letter-spacing:-.04em;font-size:39px}.progress-ring span{color:var(--muted);margin-top:4px;font-size:13px}.stats-row{border-top:1px solid var(--line);border-bottom:1px solid var(--line);grid-template-columns:repeat(3,1fr);display:grid}.stats-row>div{text-align:center;gap:5px;padding:20px 8px;display:grid}.stats-row>div+div{border-left:1px solid var(--line)}.stats-row strong{font-size:21px}.stats-row span{color:var(--muted);font-size:12px}.save-note{color:var(--muted);text-align:center;margin:20px 0 0;font-size:12px}.save-dot{background:var(--green);border-radius:50%;width:7px;height:7px;margin-right:6px;display:inline-block}.content-section{padding:78px 0 10px}.section-heading{justify-content:space-between;align-items:end;margin-bottom:26px;display:flex}.section-heading h2{letter-spacing:-.035em;margin:0;font-size:34px}.section-heading>span{color:var(--muted);padding-bottom:4px;font-size:14px}.set-grid{grid-template-columns:repeat(5,1fr);gap:14px;display:grid}.set-card,.type-card{background:var(--surface);color:var(--text);text-align:left;cursor:pointer;border:1px solid #0000000d;transition:transform .18s,box-shadow .18s;box-shadow:0 8px 30px #00000009}.set-card:hover,.type-card:hover{transform:translateY(-4px);box-shadow:0 18px 40px #00000013}.set-card{border-radius:24px;flex-direction:column;min-height:250px;padding:22px;display:flex}.set-number{color:#b7b7bd;letter-spacing:.08em;font-size:13px;font-weight:700}.set-card-copy{margin-top:auto}.set-card h3,.type-card h3{letter-spacing:-.025em;margin:0 0 8px;font-size:22px}.set-card p,.type-card p{color:var(--muted);margin:0;font-size:13px;line-height:1.5}.card-progress{grid-template-columns:1fr auto;align-items:center;gap:10px;margin-top:22px;display:grid}.card-progress>span{background:#ececf0;border-radius:5px;height:5px;overflow:hidden}.card-progress i{border-radius:inherit;background:var(--blue);height:100%;display:block}.card-progress small{color:var(--muted);font-size:11px}.type-grid{grid-template-columns:repeat(4,1fr);gap:16px;display:grid}.type-card{border-radius:26px;min-height:220px;padding:24px}.type-mark{background:var(--blue-soft);width:42px;height:42px;color:var(--blue);border-radius:13px;place-items:center;margin-bottom:46px;font-size:12px;font-weight:800;display:grid}.type-footer{color:var(--muted);justify-content:space-between;align-items:center;margin-top:24px;font-size:12px;display:flex}.type-footer b{color:var(--blue);font-size:25px;font-weight:400}.mistake-banner{background:#e9e9ed;border-radius:30px;justify-content:space-between;align-items:center;gap:40px;margin:96px 0 60px;padding:48px;display:flex}.mistake-banner h2{letter-spacing:-.035em;margin:0 0 10px;font-size:34px}.mistake-banner p:not(.section-kicker){color:var(--muted);margin:0}.page-footer{color:var(--muted);border-top:1px solid #dedee3;justify-content:space-between;align-items:center;padding:20px 0 42px;font-size:12px;display:flex}.page-footer button{color:var(--muted);cursor:pointer;background:0 0;border:0}.page-footer button:hover{color:var(--red)}.practice-page{max-width:900px;padding:46px 0 90px}.practice-toolbar{justify-content:space-between;align-items:center;margin-bottom:18px;display:flex}.practice-toolbar>div{color:var(--muted);align-items:center;gap:14px;font-size:13px;display:flex}.practice-toolbar strong{color:var(--text)}.back-button{min-height:42px;color:var(--blue);cursor:pointer;background:0 0;border:0;border-radius:12px;padding:0 14px}.back-button:hover{background:var(--blue-soft)}.top-progress{background:#e1e1e6;border-radius:6px;height:6px;margin-bottom:24px;overflow:hidden}.top-progress span{border-radius:inherit;background:var(--blue);height:100%;transition:width .26s;display:block}.swipe-hint{display:none}.swipe-notice{z-index:45;left:50%;bottom:calc(24px + env(safe-area-inset-bottom));color:#fff;white-space:nowrap;-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);background:#1d1d1feb;border:1px solid #ffffff24;border-radius:999px;margin:0;padding:11px 16px;font-size:13px;font-weight:650;position:fixed;transform:translate(-50%);box-shadow:0 12px 36px #00000038}.question-card,.completion-card{background:var(--surface);box-shadow:var(--shadow);border:1px solid #0000000d;border-radius:32px;padding:clamp(28px,6vw,58px)}.question-card{touch-action:pan-y pinch-zoom}.question-meta{align-items:center;gap:10px;margin-bottom:24px;display:flex}.question-meta span{color:var(--muted);background:#f2f2f7;border-radius:9px;padding:7px 10px;font-size:11px;font-weight:650}.question-meta span:first-child{background:var(--blue-soft);color:var(--blue)}.question-card>h1{letter-spacing:-.025em;margin:0 0 34px;font-size:clamp(22px,3vw,30px);line-height:1.52}.options{gap:12px;display:grid}.option{border:1px solid var(--line);background:var(--surface-soft);width:100%;min-height:66px;color:var(--text);text-align:left;cursor:pointer;border-radius:17px;grid-template-columns:38px 1fr auto;align-items:center;gap:14px;padding:12px 16px;line-height:1.55;transition:border-color .16s,background .16s,transform .16s;display:grid}.option:hover:not(:disabled){border-color:#a8cfff;transform:translate(2px)}.option:disabled{cursor:default;opacity:1}.option-letter{width:36px;height:36px;color:var(--muted);background:#ececf0;border-radius:11px;place-items:center;font-size:13px;font-weight:750;display:grid}.option.selected{border-color:var(--blue);background:var(--blue-soft)}.option.selected .option-letter{background:var(--blue);color:#fff}.option.correct{background:var(--green-soft);border-color:#8ed39d}.option.correct .option-letter{background:var(--green);color:#fff}.option.correct b{color:var(--green);font-size:20px}.option.wrong{background:var(--red-soft);border-color:#ff9ca6}.option.wrong .option-letter{background:var(--red);color:#fff}.option.wrong b{color:var(--red);font-size:22px}.submit-button{width:100%;margin-top:22px}.feedback{border-radius:15px;justify-content:space-between;align-items:center;gap:12px;margin-top:22px;padding:16px 18px;font-size:14px;display:flex}.feedback.success{background:var(--green-soft);color:var(--green)}.feedback.error{background:var(--red-soft);color:var(--red)}.feedback span{font-size:13px}.boolean-correction{background:#f5f9ff;border:1px solid #d9e8fb;border-radius:16px;margin-top:12px;padding:18px}.boolean-correction-label{color:var(--blue);letter-spacing:.06em;margin:0 0 8px;font-size:12px;font-weight:750}.boolean-correction>p:not(.boolean-correction-label){color:#303843;margin:0;font-size:14px;line-height:1.65}.boolean-correction-sources{gap:5px;margin-top:11px;display:grid}.boolean-correction-sources a{color:#667085;width:fit-content;font-size:11px;line-height:1.5;text-decoration:none}.boolean-correction-sources a:hover{color:var(--blue);text-underline-offset:3px;text-decoration:underline}.short-prompt{text-align:center;background:#f5f5f7;border-radius:20px;padding:30px}.short-prompt p{color:var(--muted);margin:0 0 20px;line-height:1.6}.answer-panel{background:#f5f5f7;border-radius:22px;padding:28px}.answer-label{color:var(--green);letter-spacing:.08em;margin:0 0 16px;font-size:12px;font-weight:750}.answer-panel>div{color:#36363a;white-space:pre-wrap;line-height:1.9}.mastered-button{color:var(--green);background:#fff;border:1px solid #acd8b5;margin-top:22px}.mastered-note{color:var(--green);margin:22px 0 0;font-weight:650}.question-nav{border-top:1px solid var(--line);justify-content:space-between;gap:12px;margin-top:32px;padding-top:26px;display:flex}.completion-card{text-align:center;margin-top:24px}.completion-mark{background:var(--green-soft);width:72px;height:72px;color:var(--green);border-radius:24px;place-items:center;margin:0 auto 24px;font-weight:750;display:grid}.completion-card h1{letter-spacing:-.04em;margin:0;font-size:38px}.completion-card>p{color:var(--muted)}.completion-card .hero-actions{flex-wrap:wrap;justify-content:center}.completion-stats{border:1px solid var(--line);border-radius:20px;grid-template-columns:repeat(3,1fr);max-width:520px;margin:34px auto;display:grid}.completion-stats>div{gap:5px;padding:22px 10px;display:grid}.completion-stats>div+div{border-left:1px solid var(--line)}.completion-stats strong{font-size:24px}.completion-stats span{color:var(--muted);font-size:12px}.mistakes-page{padding:82px 0 90px}.mistakes-hero{max-width:760px;margin-bottom:48px}.mistakes-hero h1{font-size:clamp(44px,6vw,70px)}.mistakes-hero>p:last-child{max-width:620px;color:var(--muted);margin:24px 0 0;font-size:17px;line-height:1.65}.filter-card{background:#fff;border-radius:22px;padding:22px 24px;box-shadow:0 9px 30px #0000000a}.filter-row{grid-template-columns:54px 1fr;align-items:start;gap:14px;display:grid}.filter-row+.filter-row{border-top:1px solid var(--line);margin-top:14px;padding-top:14px}.filter-row>span{color:var(--muted);padding-top:8px;font-size:12px}.filter-row>div{flex-wrap:wrap;gap:7px;display:flex}.filter-row button{min-height:34px;color:var(--muted);cursor:pointer;background:#f2f2f7;border:0;border-radius:10px;padding:0 12px;font-size:12px}.filter-row button.active{background:var(--text);color:#fff}.wrong-summary{justify-content:space-between;align-items:center;margin:28px 0 16px;display:flex}.wrong-summary>span{color:var(--muted)}.wrong-summary strong{color:var(--text);font-size:24px}.wrong-list{gap:12px;display:grid}.wrong-list article{background:#fff;border:1px solid #0000000d;border-radius:20px;padding:22px 24px}.wrong-list article>div{color:var(--muted);gap:8px;font-size:11px;display:flex}.wrong-item-meta{flex-wrap:wrap;align-items:center}.wrong-list article>div span:first-child{color:var(--blue);font-weight:700}.review-badge{border-radius:999px;padding:4px 8px;font-weight:700}.review-badge.pending{color:#8a5a00;background:#fff2cc}.review-badge.resolved{background:var(--green-soft);color:var(--green)}.wrong-list p{margin:12px 0 0;line-height:1.65}.empty-state{text-align:center;padding:90px 24px}.empty-state>span{background:var(--green-soft);width:68px;height:68px;color:var(--green);border-radius:22px;place-items:center;margin:0 auto 22px;font-size:28px;display:grid}.empty-state h2{margin:0;font-size:28px}.empty-state p{color:var(--muted);margin:10px 0 26px}.modal-backdrop{z-index:50;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);background:#00000052;place-items:center;padding:24px;display:grid;position:fixed;inset:0}.confirm-dialog{text-align:center;background:#fff;border-radius:28px;width:min(430px,100%);padding:34px;box-shadow:0 28px 90px #0003}.warning-mark{background:var(--red-soft);width:54px;height:54px;color:var(--red);border-radius:17px;place-items:center;margin:0 auto 18px;font-size:24px;font-weight:800;display:grid}.confirm-dialog h2{margin:0;font-size:25px}.confirm-dialog p{color:var(--muted);margin:14px 0 26px;line-height:1.6}.confirm-dialog>div{grid-template-columns:1fr 1fr;gap:10px;display:grid}.loading-shell{place-items:center;display:grid}.loading-card{color:var(--muted);box-shadow:var(--shadow);background:#fff;border-radius:20px;padding:24px 30px}.gate-shell{background:var(--bg);place-items:center;min-height:100vh;padding:24px;display:grid}.gate-card{width:min(590px,100%);box-shadow:var(--shadow);background:#fff;border:1px solid #0000000d;border-radius:32px;padding:clamp(30px,7vw,58px)}.gate-brand{align-items:center;gap:11px;margin-bottom:58px;display:flex}.gate-brand span{background:var(--text);color:#fff;border-radius:12px;place-items:center;width:38px;height:38px;font-size:15px;font-weight:700;display:grid}.gate-brand strong{font-size:15px}.gate-card h1{letter-spacing:-.05em;margin:0;font-size:clamp(38px,8vw,57px);line-height:1.08}.gate-note{color:var(--muted);margin:20px 0 34px;line-height:1.65}.gate-card label{color:var(--muted);margin-bottom:9px;font-size:12px;font-weight:650;display:block}.password-row{grid-template-columns:1fr auto;gap:10px;display:grid}.password-row input{min-width:0;height:50px;color:var(--text);letter-spacing:.12em;background:#fbfbfd;border:1px solid #c7c7cc;border-radius:15px;padding:0 16px;font-size:18px}.password-row input:focus{border-color:var(--blue);outline:3px solid #0071e32e}.gate-error{color:var(--red);margin:12px 0 0;font-size:13px}.gate-footnote{color:#98989d;text-align:center;margin:48px 0 0;font-size:11px}@media (width<=980px){.hero{grid-template-columns:1fr;gap:38px;min-height:auto}.progress-card{max-width:580px}.set-grid{grid-template-columns:repeat(3,1fr)}.type-grid{grid-template-columns:repeat(2,1fr)}}@media (width<=680px){.topbar{height:60px;padding:0 16px}.brand>span:last-child{display:none}.topnav button{padding:0 10px;font-size:13px}.page{width:min(100% - 28px,1180px)}.hero{padding:54px 0 38px}.hero h1{font-size:46px}.hero-note{font-size:16px}.hero-actions{grid-template-columns:1fr;display:grid}.progress-card{border-radius:25px;padding:26px 20px}.content-section{padding-top:56px}.section-heading{align-items:start}.section-heading>span{display:none}.set-grid{grid-template-columns:1fr 1fr}.set-card{min-height:210px;padding:18px}.type-grid{grid-template-columns:1fr}.type-card{min-height:180px}.type-mark{margin-bottom:30px}.mistake-banner{margin:64px 0 38px;padding:30px 24px;display:grid}.mistake-banner h2{font-size:29px}.page-footer{text-align:center;gap:14px;display:grid}.practice-page{padding-top:24px}.practice-toolbar>div span{display:none}.top-progress{margin-bottom:10px}.swipe-hint{color:#8e8e93;text-align:center;margin:0 0 14px;font-size:11px;display:block}.question-card{border-radius:24px;padding:26px 20px}.question-meta{flex-wrap:wrap;align-items:start}.question-card>h1{font-size:20px;line-height:1.55}.option{grid-template-columns:34px 1fr auto;gap:11px;padding:11px 12px}.feedback{flex-direction:column;align-items:start}.boolean-correction{padding:15px}.boolean-correction>p:not(.boolean-correction-label){font-size:13px}.question-nav>button{flex:1;padding:0 12px}.completion-card{padding:28px 20px}.completion-mark{border-radius:19px;width:60px;height:60px;margin-bottom:18px}.completion-card h1{font-size:30px}.completion-card>p{font-size:14px;line-height:1.55}.completion-stats{grid-template-columns:repeat(3,1fr);margin:24px auto}.completion-stats>div{padding:17px 5px}.completion-stats>div+div{border-top:0;border-left:1px solid var(--line)}.completion-stats strong{font-size:20px}.completion-stats span{font-size:10px}.completion-card .hero-actions{grid-template-columns:1fr 1fr;gap:10px}.completion-card .hero-actions .primary-button{grid-column:1/-1}.mistakes-page{padding-top:48px}.mistakes-hero h1{font-size:44px}.filter-row{grid-template-columns:1fr}.wrong-summary{flex-direction:column;align-items:stretch;gap:14px}.gate-shell{align-items:start;padding:18px 14px}.gate-card{border-radius:25px;margin-top:7vh;padding:28px 22px}.gate-brand{margin-bottom:46px}.password-row{grid-template-columns:1fr}.password-row .primary-button{width:100%}.gate-footnote{margin-top:36px}}@media (width<=420px){.set-grid{grid-template-columns:1fr}.set-card{min-height:190px}.stats-row strong{font-size:18px}.question-card{padding:22px 16px}}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,:before,:after{scroll-behavior:auto!important;transition:none!important}}
