@layer theme{:root,:host{--font-mono:ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;--default-font-family:var(--font-noto);--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,-apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", "Noto Sans", Arial, 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:where(:not(iframe)){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}.block{display:block}.grid{display:grid}.inline-block{display:inline-block}.h-full{height:100%}.min-h-full{min-height:100%}.antialiased{-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}}:root{--bg:#12141b;--bg-soft:#181b24;--card:#1c2030;--line:#ffffff14;--text:#f4f5f8;--muted:#9aa3b8;--accent:#8b7cff;--accent-2:#2dd4bf;--chip:#312e81}html.light{--bg:#f3f4f8;--bg-soft:#fff;--card:#fff;--line:#0f172a1a;--text:#111827;--muted:#5b6478;--accent:#5b4dff;--accent-2:#0f766e;--chip:#e0e7ff}*{box-sizing:border-box}html,body{min-height:100%}html{background:var(--bg)}body{color:var(--text);background:radial-gradient(1200px 500px at 10% -10%, #8b7cff29, transparent 55%), var(--bg);font-family:var(--font-noto), "Apple SD Gothic Neo", sans-serif;margin:0}a{color:inherit;text-decoration:none}.skip{position:absolute;left:-999px}.skip:focus{z-index:20;background:var(--accent);color:#fff;border-radius:8px;padding:8px 12px;top:12px;left:12px}.wrap{width:min(1080px,100% - 32px);margin:0 auto;padding:8px 0 64px}.site-header{width:min(1080px,100% - 32px);margin:0 auto;padding:20px 0 8px}.header-top{justify-content:space-between;align-items:center;gap:16px;display:flex}.brand{align-items:center;gap:10px;display:flex}.brand-mark{color:#0b1020;background:linear-gradient(135deg,#8b7cff,#22d3ee);border-radius:12px;place-items:center;width:40px;height:40px;font-weight:800;display:grid}.brand strong{font-size:20px;display:block}.brand em{color:var(--muted);font-size:12px;font-style:normal;display:block}.header-tools{gap:8px;display:flex;position:relative}.icon-btn,.ghost-btn,.primary-btn,.search-form button,.options button{cursor:pointer;font:inherit;border:0}.icon-btn,.ghost-btn{background:var(--card);color:var(--text);border:1px solid var(--line);border-radius:999px;padding:8px 14px}.primary-btn{color:#fff;background:linear-gradient(135deg,#8b7cff,#6366f1);border-radius:999px;padding:12px 22px;font-weight:700}.cat-nav{background:var(--bg-soft);border:1px solid var(--line);border-radius:999px;gap:6px;margin-top:16px;padding:6px;display:flex;overflow-x:auto}.cat-nav a{white-space:nowrap;color:var(--muted);border-radius:999px;padding:8px 14px;font-size:14px}.cat-nav a.active{color:var(--text);background:var(--card);box-shadow:inset 0 -2px 0 var(--accent)}.search-pop,.search-form{gap:8px;display:flex}.search-pop{background:var(--card);border:1px solid var(--line);z-index:5;border-radius:12px;padding:8px;position:absolute;top:44px;right:0}input,textarea{font:inherit;color:var(--text);background:var(--bg);border:1px solid var(--line);border-radius:10px;padding:10px 12px}.search-pop input{width:220px}.search-form{margin:24px 0}.search-form input{flex:1}.hero-grid{grid-template-columns:1.4fr .8fr;gap:18px;margin:18px 0 36px;display:grid}.card{background:var(--card);border:1px solid var(--line);border-radius:18px;display:block;overflow:hidden}.card:hover{border-color:var(--accent)}@supports (color:color-mix(in lab, red, red)){.card:hover{border-color:color-mix(in srgb, var(--accent) 45%, var(--line))}}.cover{color:#fff;text-align:center;place-items:center;padding:16px;display:grid}.cover span{font-size:34px}.cover strong{max-width:18ch;margin-top:8px;font-size:16px;line-height:1.35;display:block}.cover-lg{min-height:280px}.cover-md{min-height:160px}.cover-sm{flex:none;width:72px;min-height:72px;padding:0}.cover-sm span{font-size:24px}.card-body{padding:16px 18px 18px}.card-body h2,.card-body h3,.row-card strong{margin:0 0 8px;line-height:1.35}.card-body p,.muted,.row-card span,.quiz-count,.sub,.hint{color:var(--muted)}.chip{background:var(--chip);color:var(--text);border-radius:999px;margin-bottom:8px;padding:3px 10px;font-size:12px;display:inline-block}.row-card{align-items:center;gap:12px;padding:8px;display:flex}.row-card strong{font-size:14px;display:block}.row-card span{font-size:12px}.row-list{gap:10px;display:grid}.split{grid-template-columns:1.1fr .9fr;gap:16px;display:grid}.section-head,.page-head{justify-content:space-between;align-items:end;gap:12px;margin:28px 0 14px;display:flex}.section-head h2,.page-head h1{margin:0}.section-head a{color:var(--accent-2);font-size:14px}.grid-3{grid-template-columns:repeat(3,1fr);gap:14px;display:grid}.popular{background:var(--bg-soft);border:1px solid var(--line);border-radius:18px;padding:8px}.article h1{margin:8px 0 12px;font-size:32px;line-height:1.3}.meta{color:var(--muted);flex-wrap:wrap;gap:8px;margin-bottom:20px;font-size:14px;display:flex}.prose p,.prose li{color:var(--text);line-height:1.8}@supports (color:color-mix(in lab, red, red)){.prose p,.prose li{color:color-mix(in srgb, var(--text) 88%, var(--muted))}}.prose h2{margin-top:28px}.quiz-panel,.result-panel,.legal{background:var(--card);border:1px solid var(--line);border-radius:20px;margin:24px 0;padding:24px}.progress{background:var(--bg);border-radius:99px;height:6px;margin-bottom:16px;overflow:hidden}.progress i{background:linear-gradient(90deg, var(--accent), var(--accent-2));height:100%;display:block}.options{gap:10px;margin-top:18px;display:grid}.options button{text-align:left;background:var(--bg);color:var(--text);border:1px solid var(--line);border-radius:14px;padding:14px 16px}.options button:hover{border-color:var(--accent)}.tips,.legal ul{padding-left:18px}.result-actions{gap:8px;margin-top:18px;display:flex}.answer-review article{border-top:1px solid var(--line);padding:12px 0}.answer-review .ok{border-left:3px solid #34d399;padding-left:10px}.answer-review .no{border-left:3px solid #fb7185;padding-left:10px}.related{grid-template-columns:repeat(2,1fr);gap:12px;display:grid}.legal h1{margin-top:0}.contact-form{gap:10px;display:grid}.site-footer{border-top:1px solid var(--line);width:min(1080px,100% - 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