@font-face{font-family:IRANSans;src:url(../fonts/IRANSans-Light.woff2) format("woff2");font-weight:100 300;font-display:swap}@font-face{font-family:IRANSans;src:url(../fonts/IRANSans-Regular.woff2) format("woff2");font-weight:400;font-display:swap}@font-face{font-family:IRANSans;src:url(../fonts/IRANSans-Medium.woff2) format("woff2");font-weight:500;font-display:swap}@font-face{font-family:IRANSans;src:url(../fonts/IRANSans-Bold.woff2) format("woff2");font-weight:600 800;font-display:swap}@font-face{font-family:IRANSans;src:url(../fonts/IRANSans-Black.woff2) format("woff2");font-weight:900;font-display:swap}@font-face{font-family:IRANSansDisplay;src:url(../fonts/IRANSans-Bold.woff2) format("woff2");font-weight:100 800;size-adjust:88%;font-display:swap}@font-face{font-family:IRANSansDisplay;src:url(../fonts/IRANSans-Black.woff2) format("woff2");font-weight:900;size-adjust:88%;font-display:swap}:root{--brand:#00c853;--brand-2:#00e676;--brand-ink:#007d35;--brand-deep:#1b5e20;--navy:#142433;--deep:#142433;--gold:#b8892b;--danger:#d6336c;--bg:#f4f8f2;--bg-2:#eaf2e6;--surface:#ffffff;--surface-2:#f8fbf6;--ink:#11261a;--ink-2:#2c4236;--muted:#5d6f64;--line:#dfe8dc;--line-2:#cddbc8;--lvl:var(--brand);--lvl-ink:color-mix(in srgb,var(--lvl) 50%,#000);--lvl-btn:color-mix(in srgb,var(--lvl) 66%,#000);--brand-btn:#00833a;--lvl-soft:color-mix(in srgb,var(--lvl) 11%,var(--surface));--lvl-soft-2:color-mix(in srgb,var(--lvl) 20%,var(--surface));--r-s:10px;--r-m:16px;--r-l:24px;--r-xl:32px;--sh-1:0 1px 2px rgba(10,60,30,.06),0 4px 14px rgba(10,60,30,.05);--sh-2:0 2px 4px rgba(10,60,30,.06),0 14px 34px rgba(10,60,30,.1);--sh-3:0 6px 12px rgba(10,60,30,.08),0 28px 60px rgba(10,60,30,.16);--font:"IRANSans",system-ui,-apple-system,"Segoe UI",Tahoma,sans-serif;--display:"IRANSansDisplay","IRANSans",system-ui,sans-serif;--wrap:1200px;--gut:clamp(16px,4vw,32px);--hdr:68px;color-scheme:light}:root[data-theme=dark]{--bg:#0b1410;--bg-2:#101d16;--surface:#121f18;--surface-2:#16251d;--ink:#e9f2ec;--ink-2:#c6d6cc;--muted:#8fa498;--line:#223228;--line-2:#2e4336;--brand-ink:#43d97f;--navy:#8fb6e8;--deep:#0a1a2e;--lvl-soft:color-mix(in srgb,var(--lvl) 16%,var(--surface));--lvl-soft-2:color-mix(in srgb,var(--lvl) 26%,var(--surface));--lvl-ink:color-mix(in srgb,var(--lvl) 70%,#fff);--sh-1:0 1px 2px rgba(0,0,0,.4),0 4px 14px rgba(0,0,0,.25);--sh-2:0 2px 4px rgba(0,0,0,.4),0 14px 34px rgba(0,0,0,.35);--sh-3:0 6px 12px rgba(0,0,0,.4),0 28px 60px rgba(0,0,0,.5);color-scheme:dark}@media(prefers-color-scheme:dark){:root:not([data-theme=light]){--bg:#0b1410;--bg-2:#101d16;--surface:#121f18;--surface-2:#16251d;--ink:#e9f2ec;--ink-2:#c6d6cc;--muted:#8fa498;--line:#223228;--line-2:#2e4336;--brand-ink:#43d97f;--navy:#8fb6e8;--deep:#0a1a2e;--lvl-soft:color-mix(in srgb,var(--lvl) 16%,var(--surface));--lvl-soft-2:color-mix(in srgb,var(--lvl) 26%,var(--surface));--lvl-ink:color-mix(in srgb,var(--lvl) 70%,#fff);--sh-1:0 1px 2px rgba(0,0,0,.4),0 4px 14px rgba(0,0,0,.25);--sh-2:0 2px 4px rgba(0,0,0,.4),0 14px 34px rgba(0,0,0,.35);--sh-3:0 6px 12px rgba(0,0,0,.4),0 28px 60px rgba(0,0,0,.5);color-scheme:dark}}*,*:before,*:after{box-sizing:border-box}html{--hdrh:124px;-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:calc(var(--hdr) + 16px)}body{margin:0;font-family:var(--font);font-size:16px;line-height:1.85;color:var(--ink);background:var(--bg);background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);background-size:44px 44px;background-position:-1px -1px;background-attachment:fixed;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;overflow-x:hidden}body:before{content:"";position:fixed;inset:0;background:radial-gradient(1200px 600px at 85% -10%,color-mix(in srgb,var(--lvl) 12%,transparent),transparent 60%),var(--bg);opacity:.93;z-index:-1;pointer-events:none}img,svg,picture{max-width:100%;display:block}img{height:auto}a{color:var(--brand-ink);text-decoration:none}a:hover{text-decoration:underline;text-underline-offset:4px}h1,h2,h3,h4{line-height:1.45;margin:0 0 .5em;color:var(--ink);font-weight:800}p{margin:0 0 1em}button,input,select,textarea{font:inherit;color:inherit}button{cursor:pointer}:focus-visible{outline:3px solid color-mix(in srgb,var(--lvl) 55%,transparent);outline-offset:2px;border-radius:6px}::selection{background:color-mix(in srgb,var(--lvl) 30%,transparent)}.wrap{width:100%;max-width:var(--wrap);margin-inline:auto;padding-inline:var(--gut)}.skip{position:fixed;inset-block-start:-60px;inset-inline-start:12px;background:var(--navy);color:#fff;padding:10px 16px;border-radius:10px;z-index:1000;transition:inset-block-start .2s}.skip:focus{inset-block-start:12px}.num{font-variant-numeric:tabular-nums}.icon{width:1.25em;height:1.25em;flex:none;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}.abar{background:var(--navy);color:#fff;font-size:13.5px;position:relative;z-index:30}.abar .wrap{display:flex;align-items:center;justify-content:center;gap:14px;min-height:38px;padding-block:6px;flex-wrap:wrap;text-align:center}.abar a{color:#fff;font-weight:700;text-decoration:underline;text-underline-offset:4px}.abar-x{position:absolute;inset-inline-end:10px;inset-block-start:50%;transform:translateY(-50%);background:none;border:0;color:#fff;opacity:.7;font-size:20px;line-height:1;padding:6px}.abar-x:hover{opacity:1}.abar[data-lvl]{background:var(--lvl-ink)}:root[data-theme=dark] .abar[data-lvl]{background:color-mix(in srgb,var(--lvl) 40%,#0b1410)}.hdr{position:sticky;inset-block-start:0;z-index:40;background:color-mix(in srgb,var(--surface) 94%,transparent);backdrop-filter:saturate(1.6) blur(14px);-webkit-backdrop-filter:saturate(1.6) blur(14px);border-block-end:1px solid var(--line);transition:box-shadow .25s}.hdr-top{background:var(--deep);color:#d7e6f7;font-size:13px;max-height:42px;overflow:hidden;transition:max-height .25s,opacity .2s}.hdr-top .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:38px}.ht-msg{display:inline-flex;align-items:center;gap:8px;font-weight:600}.ht-msg .icon{color:var(--brand-2)}.ht-links{display:flex;align-items:center;gap:4px}.ht-links a,.ht-theme{display:inline-flex;align-items:center;gap:6px;color:#d7e6f7;padding:4px 10px;border-radius:8px;background:none;border:0;font-size:13px}.ht-links a:hover,.ht-theme:hover{background:#ffffff1a;text-decoration:none;color:#fff}.hdr-main .wrap{display:flex;align-items:center;gap:16px;height:var(--hdr)}.brand{display:flex;align-items:center;gap:10px;color:var(--ink);font-family:var(--display);font-size:26px;line-height:1;letter-spacing:0;flex:none}.brand:hover{text-decoration:none}.brand img{width:46px;height:46px;border-radius:14px;background:#fff;padding:3px;box-shadow:var(--sh-1)}.brand b{color:var(--brand)}.hdr-sp{flex:1}.hsrch{flex:1 1 560px;max-width:660px;display:flex;align-items:center;height:48px;border:1.5px solid var(--line-2);border-radius:16px;background:var(--surface-2);transition:.2s;position:relative}.hsrch:focus-within{border-color:var(--brand);background:var(--surface);box-shadow:0 0 0 4px color-mix(in srgb,var(--brand) 18%,transparent)}.hs-sel{height:100%;border:0;background:transparent;padding-inline:14px 6px;font-weight:700;font-size:13.5px;max-width:142px;border-inline-end:1px solid var(--line-2);border-radius:0;color:var(--ink-2);cursor:pointer;outline:0}.hs-field{position:relative;flex:1;height:100%;display:flex;min-width:0}.hs-field input{flex:1;border:0;background:transparent;padding-inline:14px;font-size:14.5px;min-width:0;outline:0;border-radius:0}.hs-field button{width:50px;border:0;background:var(--brand);color:#fff;border-radius:12px;margin:4px;display:grid;place-items:center;transition:.2s}.hs-field button:hover{background:var(--brand-ink)}.suggest{position:absolute;inset-block-start:calc(100% + 10px);inset-inline:0;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-m);box-shadow:var(--sh-3);overflow:hidden;display:none;z-index:60;min-width:260px}.ibtn{position:relative;display:inline-grid;place-items:center;width:44px;height:44px;border-radius:50%;background:var(--surface-2);border:1px solid var(--line);color:var(--ink-2);transition:.2s;flex:none}.ibtn:hover{background:var(--lvl-soft);color:var(--lvl-ink);transform:translateY(-1px);text-decoration:none}.ibtn .badge{position:absolute;inset-block-start:-4px;inset-inline-end:-4px;min-width:20px;height:20px;border-radius:10px;background:var(--danger);color:#fff;font-size:11px;font-weight:800;display:none;place-items:center;padding-inline:5px}.ibtn-cart{background:var(--brand);border-color:var(--brand);color:#fff}.ibtn-cart:hover{background:var(--brand-ink);color:#fff}@keyframes bump{30%{transform:scale(1.2) rotate(-8deg)}60%{transform:scale(.95)}}.burger{display:none}.hdr-nav{border-block-start:1px solid var(--line)}.hdr-nav .wrap{display:flex;align-items:center;gap:2px;height:48px;position:relative}.hdr-nav>.wrap>a,.hdr-nav .dd>button{display:inline-flex;align-items:center;gap:7px;height:48px;padding:0 14px;color:var(--ink-2);font-weight:700;font-size:14.5px;background:none;border:0;position:relative;border-radius:0;cursor:pointer}.hdr-nav>.wrap>a:after,.hdr-nav .dd>button:after{content:"";position:absolute;inset-inline:12px;inset-block-end:-1px;height:3px;border-radius:3px 3px 0 0;background:var(--brand);transform:scaleX(0);transition:transform .2s}.hdr-nav>.wrap>a:hover,.hdr-nav .dd>button:hover,.hdr-nav .dd.open>button{color:var(--brand-ink);text-decoration:none}.hdr-nav>.wrap>a:hover:after,.hdr-nav>.wrap>a[aria-current]:after,.hdr-nav .dd.open>button:after{transform:scaleX(1)}.hdr-nav .icon{width:1.1em;height:1.1em;opacity:.8}.nb{font-style:normal;font-size:11px;font-weight:800;background:var(--danger);color:#fff;padding:1px 8px;border-radius:99px;margin-inline-start:2px;line-height:1.7}.dd{position:relative}.dd-panel{position:absolute;inset-block-start:calc(100% + 6px);inset-inline-start:-10px;width:280px;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-m);box-shadow:var(--sh-3);padding:10px;display:none;z-index:50}.dd-panel a{display:flex;align-items:center;gap:12px;padding:10px 12px;border-radius:12px;color:var(--ink);font-weight:600}.dd-panel a:hover{background:var(--lvl-soft);text-decoration:none}.dot{width:12px;height:12px;border-radius:4px 4px 4px 0;background:var(--c,var(--brand));flex:none;transform:rotate(-8deg)}.dd.mega{position:static}.dd.mega .mega-panel{inset-inline:var(--gut);inset-block-start:calc(100% - 1px);width:auto;padding:22px;border-radius:0 0 var(--r-l) var(--r-l);grid-template-columns:minmax(0,1fr) 300px;gap:26px}.dd.mega .mega-panel.mega-topics{grid-template-columns:1fr}.mg-main h3,.mg-side h3{font-size:16px;margin:0 0 14px;display:flex;align-items:center;gap:8px;flex-wrap:wrap}.mg-main h3 small{font-weight:500;color:var(--muted);font-size:13px}.mg-levels{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}.dd-panel .mg-levels a{--c:var(--brand);flex-wrap:wrap;gap:4px 10px;padding:12px 14px;border-radius:14px;border:1px solid color-mix(in srgb,var(--c) 22%,var(--line));background:color-mix(in srgb,var(--c) 7%,var(--surface))}.dd-panel .mg-levels a b{font-weight:800}.dd-panel .mg-levels a small{flex-basis:100%;color:var(--muted);font-weight:500;font-size:12.5px;margin:0;padding-inline-start:22px}.dd-panel .mg-levels a:hover{background:color-mix(in srgb,var(--c) 16%,var(--surface));transform:translateY(-2px)}.dd-panel a.dd-all{margin-block-start:14px;display:inline-flex;font-weight:800;color:var(--brand-ink);background:var(--lvl-soft);padding:9px 16px}.mg-side{border-inline-start:1px dashed var(--line-2);padding-inline-start:24px}.dd-panel .mg-p{padding:8px;gap:12px}.mg-img{width:56px;height:56px;border-radius:12px;overflow:hidden;background:var(--lvl-soft);flex:none;display:grid;place-items:center}.mg-img img{width:100%;height:100%;object-fit:cover}.mg-p b{display:block;font-size:13.5px;line-height:1.6}.mg-p small{color:var(--brand-ink);font-weight:700}.mg-topics{display:grid;grid-template-columns:repeat(4,1fr);gap:14px 18px}.mg-t{--c:var(--brand);display:flex;flex-direction:column;gap:2px;min-width:0}.dd-panel .mg-t a.mg-th{padding:8px 10px;gap:10px;font-weight:800;border-radius:12px}.mg-ic{width:34px;height:34px;border-radius:11px;background:color-mix(in srgb,var(--c) 14%,var(--surface));color:var(--c);display:grid;place-items:center;flex:none}.dd-panel .mg-th small{margin-inline-start:auto;background:var(--lvl-soft);padding:0 8px;border-radius:99px;font-size:12px}.lvbar{background:var(--lvl);color:#fff}.lvbar .wrap{display:flex;align-items:center;gap:6px 18px;flex-wrap:wrap;padding-block:9px;font-size:14px}.lvbar b{font-family:var(--display);font-size:19px;font-weight:400;margin-inline-end:6px}.lvbar a{color:#fff;font-weight:600;padding:3px 10px;border-radius:8px;opacity:.92}.lvbar a:hover{background:#ffffff2e;text-decoration:none;opacity:1}@keyframes pop{0%{opacity:0;transform:translateY(-6px) scale(.98)}to{opacity:1;transform:none}}.drawer{position:fixed;inset:0;z-index:90;display:none}.drawer-bg{position:absolute;inset:0;background:#06140c8c;backdrop-filter:blur(3px);animation:fade .2s}.drawer-box{position:absolute;inset-block:0;inset-inline-start:0;width:min(88vw,370px);background:var(--surface);padding:16px 16px 28px;overflow:auto;box-shadow:var(--sh-3);animation:slide .25s ease-out}.dr-top{display:flex;align-items:center;justify-content:space-between}.dr-search{position:relative;margin-block:14px 4px}.dr-search .icon{position:absolute;inset-inline-start:14px;inset-block-start:50%;transform:translateY(-50%);color:var(--muted)}.dr-search input{width:100%;height:46px;border-radius:14px;border:1.5px solid var(--line-2);background:var(--surface-2);padding-inline:44px 14px;font-size:15px}.drawer-box h3{font-size:13px;color:var(--muted);letter-spacing:.04em;margin:18px 6px 8px}.drawer-box a,.dr-theme{display:flex;align-items:center;gap:12px;padding:11px 12px;border-radius:14px;color:var(--ink);font-weight:700;background:none;border:0;width:100%;text-align:start}.drawer-box a:hover,.dr-theme:hover{background:var(--lvl-soft);text-decoration:none}.dr-levels{display:grid;grid-template-columns:1fr 1fr;gap:6px}.drawer-box .dr-levels a{--c:var(--brand);padding:10px;border:1px solid color-mix(in srgb,var(--c) 24%,var(--line));background:color-mix(in srgb,var(--c) 7%,var(--surface));font-size:14px}@keyframes fade{0%{opacity:0}to{opacity:1}}@keyframes slide{0%{transform:translate(30px);opacity:0}to{transform:none;opacity:1}}.bnav{display:none}.mcart{position:fixed;inset:0;z-index:95;visibility:hidden;pointer-events:none}.mc-bg{position:absolute;inset:0;background:#06140c80;opacity:0;transition:opacity .25s;backdrop-filter:blur(2px)}.mc-box{position:absolute;inset-block:0;inset-inline-end:0;width:min(94vw,430px);background:var(--surface);display:flex;flex-direction:column;transform:translate(-105%);transition:transform .28s cubic-bezier(.2,.8,.2,1);box-shadow:var(--sh-3)}.mc-box header{display:flex;align-items:center;justify-content:space-between;padding:14px 18px;border-block-end:1px solid var(--line)}.mc-box header h2{margin:0;font-size:18px;display:flex;align-items:center;gap:10px}.mc-body{flex:1;overflow:auto;display:flex;flex-direction:column}.pbar{position:fixed;inset-inline:12px;inset-block-end:12px;max-width:560px;margin-inline:auto;z-index:62;background:var(--deep);color:#fff;border-radius:18px;padding:10px 14px;display:flex;align-items:center;gap:12px;box-shadow:var(--sh-3)}.pbar[hidden]{display:none}.pb-btn{width:44px;height:44px;border-radius:50%;border:0;background:var(--brand);color:#fff;display:grid;place-items:center;flex:none}.pb-main{flex:1;min-width:0}.pb-main b{display:block;font-size:13.5px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.pb-track{height:6px;border-radius:99px;background:#fff3;margin-block-start:7px;cursor:pointer;position:relative;direction:ltr}.pb-track i{position:absolute;inset-block:0;inset-inline-start:0;width:0;border-radius:99px;background:var(--brand-2)}.pb-t{font-size:12.5px;opacity:.85;min-width:42px;text-align:center}.pb-x{background:none;border:0;color:#fff;opacity:.7;padding:6px}.ftr{margin-block-start:80px;background:var(--navy);color:#cfe0f4;position:relative}.ftr:before{content:"";position:absolute;inset-inline:0;inset-block-start:-34px;height:35px;background:var(--navy);-webkit-mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 1200 35' preserveAspectRatio='none'%3E%3Cpath d='M0 35V22C150 4 300 0 450 10s300 22 450 12 225-14 300-18v29z'/%3E%3C/svg%3E") center/100% 100% no-repeat;mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 1200 35' preserveAspectRatio='none'%3E%3Cpath d='M0 35V22C150 4 300 0 450 10s300 22 450 12 225-14 300-18v29z'/%3E%3C/svg%3E") center/100% 100% no-repeat}:root[data-theme=dark] .ftr,:root[data-theme=dark] .ftr:before{background:#0a1a2e}.ftr .wrap{padding-block:56px 28px}.ftr-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:40px}.ftr h4,.ftr .ftr-h{color:#fff;font-size:15px;margin-block-end:14px}.ftr a{color:#cfe0f4}.ftr ul{list-style:none;margin:0;padding:0;display:grid;gap:8px;font-size:14.5px}.ftr .brand{color:#fff;margin-block-end:12px}.ftr .brand img{background:#fff}.ftr p{font-size:14.5px;opacity:.9}.soc{display:flex;gap:10px;margin-block-start:16px}.soc a{width:44px;height:44px;border-radius:14px;display:grid;place-items:center;background:#ffffff14;transition:.2s}.soc a:hover{background:#ffffff2e;transform:translateY(-3px)}.soc img{width:24px;height:24px}.trust{display:flex;gap:12px;flex-wrap:wrap}.trust img{width:84px;height:auto;border-radius:12px;background:#fff;padding:6px}.ftr-bot{margin-block-start:36px;padding-block-start:20px;border-block-start:1px solid rgba(255,255,255,.12);display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;font-size:13.5px;opacity:.85}.btn{--b:var(--brand);display:inline-flex;align-items:center;justify-content:center;gap:9px;min-height:48px;padding:0 24px;border-radius:14px;border:0;font-weight:800;font-size:15.5px;color:#fff;background:linear-gradient(180deg,color-mix(in srgb,var(--b) 88%,#fff),var(--b));box-shadow:0 1px #ffffff59 inset,0 8px 20px color-mix(in srgb,var(--b) 36%,transparent);transition:transform .15s,box-shadow .2s,filter .2s;text-decoration:none!important;position:relative}.btn:hover{transform:translateY(-2px);filter:saturate(1.1);box-shadow:0 1px #ffffff59 inset,0 14px 28px color-mix(in srgb,var(--b) 42%,transparent)}.btn:active{transform:translateY(0)}.btn-lg{min-height:56px;padding:0 30px;font-size:17px;border-radius:16px}.btn-block{width:100%}.btn-ghost{background:var(--surface);color:var(--ink);border:1.5px solid var(--line-2);box-shadow:none}.btn-ghost:hover{border-color:var(--lvl);color:var(--lvl-ink);box-shadow:var(--sh-1)}.pill{display:inline-flex;align-items:center;gap:6px;padding:3px 11px;border-radius:999px;font-size:12.5px;font-weight:700;background:var(--lvl-soft);color:var(--lvl-ink)}.pill.free{background:#e3f9ea;color:#0b7a37}:root[data-theme=dark] .pill.free{background:#12331f;color:#5de28f}.stars{--s:0;display:inline-flex;direction:ltr;gap:2px;vertical-align:middle}.stars i{width:16px;height:16px;background:var(--line-2);-webkit-mask:var(--star) center/contain no-repeat;mask:var(--star) center/contain no-repeat}.stars i.on{background:#f5a623}:root{--star:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M12 2.5l2.95 6.1 6.7.9-4.9 4.6 1.25 6.6L12 17.5 5.99 20.7l1.25-6.6-4.9-4.6 6.7-.9z'/%3E%3C/svg%3E")}.rate-line{display:flex;align-items:center;gap:8px;font-size:13.5px;color:var(--muted)}.crumbs{display:flex;flex-wrap:wrap;gap:6px 8px;align-items:center;font-size:13.5px;color:var(--muted);margin-block:18px 14px;padding:0;list-style:none}.crumbs li+li:before{content:"\2039";margin-inline-end:8px;opacity:.6}.crumbs a{color:var(--muted)}.crumbs a:hover{color:var(--lvl-ink)}.crumbs [aria-current]{color:var(--ink-2);font-weight:600}.sec{margin-block:64px 0}.sec-h{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-block-end:26px;flex-wrap:wrap}.sec-t{font-family:var(--display);font-weight:400;font-size:clamp(26px,3.4vw,38px);line-height:1.3;margin:0;position:relative;padding-block-end:14px;color:var(--ink)}.sec-t:after{content:"";position:absolute;inset-inline-start:0;inset-block-end:0;width:84px;height:8px;background:var(--lvl);border-radius:2px 0 0 2px;clip-path:polygon(0 0,calc(100% - 12px) 0,100% 50%,calc(100% - 12px) 100%,0 100%)}.grid{display:grid;gap:22px;grid-template-columns:repeat(auto-fill,minmax(250px,1fr))}.fcard{--lvl:var(--brand);position:relative;display:flex;flex-direction:column;background:var(--surface);border:1px solid var(--line);border-radius:6px var(--r-m) var(--r-m) var(--r-m);margin-block-start:26px;transition:transform .22s cubic-bezier(.2,.8,.2,1),box-shadow .22s;box-shadow:var(--sh-1);isolation:isolate}.fcard:before{content:"";position:absolute;inset-inline-start:-1px;inset-block-start:-27px;height:27px;width:var(--tabw,46%);min-width:90px;background:var(--lvl);border-radius:12px 12px 0 0;clip-path:polygon(0 0,calc(100% - 16px) 0,100% 100%,0 100%);z-index:-1}.fcard .tab{position:absolute;inset-inline-start:12px;inset-block-start:-24px;font-size:12.5px;font-weight:800;color:#fff;z-index:2;white-space:nowrap;max-width:calc(var(--tabw,46%) - 30px);overflow:hidden;text-overflow:ellipsis;line-height:23px}.fcard:hover{transform:translateY(-6px) rotate(-.4deg);box-shadow:var(--sh-3)}.fcard .thumb{display:block;position:relative;margin:12px 12px 0;border-radius:10px;overflow:hidden;aspect-ratio:4/3;background:var(--lvl-soft)}.fcard .thumb:after{content:"";position:absolute;inset:0;border-radius:10px;box-shadow:inset 0 0 0 1px #0000000f;pointer-events:none}.fcard .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s}.fcard:hover .thumb img{transform:scale(1.05)}.fcard .body{display:flex;flex-direction:column;gap:8px;padding:14px 16px 16px;flex:1}.fcard h3{font-size:16px;line-height:1.7;margin:0;font-weight:800}.fcard h3 a{color:var(--ink);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.fcard h3 a:after{content:"";position:absolute;inset:0;z-index:1}.fcard h3 a:hover{color:var(--lvl-ink);text-decoration:none}.fcard .meta{display:flex;gap:10px;flex-wrap:wrap;font-size:12.5px;color:var(--muted)}.fcard .meta span{display:inline-flex;align-items:center;gap:5px}.fcard .foot{margin-block-start:auto;display:flex;align-items:center;justify-content:space-between;padding-block-start:12px;border-block-start:1px dashed var(--line-2)}.price{display:flex;flex-direction:column;line-height:1.35}.price s{font-size:12.5px;color:var(--muted)}.price b{font-size:18px;font-weight:900;color:var(--ink)}.fcard .go{position:relative;z-index:2;width:42px;height:42px;border-radius:13px;display:grid;place-items:center;background:var(--lvl);color:#fff;border:0;transition:.2s;box-shadow:0 6px 14px color-mix(in srgb,var(--lvl) 35%,transparent)}.fcard .go:hover{transform:scale(1.1) rotate(-6deg)}.pcard{display:flex;flex-direction:column;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-m);overflow:hidden;transition:.22s;box-shadow:var(--sh-1);position:relative}.pcard:hover{transform:translateY(-5px);box-shadow:var(--sh-2)}.pcard .thumb{aspect-ratio:16/9;background:var(--lvl-soft);overflow:hidden;position:relative}.pcard .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s}.pcard:hover .thumb img{transform:scale(1.05)}.pcard .thumb .ph{display:grid;place-items:center;height:100%;color:var(--lvl);opacity:.5}.pcard .body{padding:16px 18px 18px;display:flex;flex-direction:column;gap:8px;flex:1}.pcard h3{font-size:16.5px;margin:0;line-height:1.75}.pcard h3 a{color:var(--ink)}.pcard h3 a:after{content:"";position:absolute;inset:0}.pcard p{font-size:14px;color:var(--muted);margin:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.pcard .meta{margin-block-start:auto;font-size:12.5px;color:var(--muted);display:flex;gap:12px;align-items:center}.pcard .lvtag{position:absolute;inset-block-start:12px;inset-inline-start:12px;z-index:2}.pp{display:grid;grid-template-columns:minmax(0,1fr) 400px;gap:34px;align-items:start;margin-block-start:8px}.pp-main{min-width:0}.pp-head{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-l);padding:clamp(18px,3vw,30px);box-shadow:var(--sh-1);position:relative;margin-block-start:26px}.pp-head:before{content:"";position:absolute;inset-inline-start:-1px;inset-block-start:-27px;height:27px;width:200px;background:var(--lvl);border-radius:14px 14px 0 0;clip-path:polygon(0 0,calc(100% - 20px) 0,100% 100%,0 100%)}.pp-head .tab{position:absolute;inset-inline-start:16px;inset-block-start:-25px;color:#fff;font-weight:800;font-size:13.5px;line-height:24px}.pp-head h1{font-size:clamp(22px,3vw,32px);line-height:1.55;margin:0 0 12px}.pp-fig{border-radius:var(--r-m);overflow:hidden;background:var(--lvl-soft);margin-block:18px;position:relative;box-shadow:var(--sh-2)}.pp-fig img{width:100%;height:auto}.specs{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:10px;margin-block:18px 0}.specs>div{background:var(--lvl-soft);border-radius:14px;padding:12px 14px;display:flex;flex-direction:column;gap:2px}.specs small{font-size:12px;color:var(--muted);font-weight:600}.specs b{font-size:15px}.buybox{position:sticky;inset-block-start:calc(var(--hdrh) + 16px);max-height:calc(100vh - var(--hdrh) - 32px);overflow-y:auto;scrollbar-width:thin;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-l);padding:22px;box-shadow:var(--sh-3);margin-block-start:26px}.buybox .big{display:flex;align-items:baseline;gap:10px;flex-wrap:wrap;margin-block-end:4px}.buybox .big b{font-family:var(--display);font-weight:400;font-size:42px;line-height:1.2;color:var(--ink)}.buybox .big span{color:var(--muted);font-weight:600}.buybox .acts{display:grid;gap:10px;margin-block:16px}.perks{list-style:none;margin:16px 0 0;padding:16px 0 0;border-block-start:1px dashed var(--line-2);display:grid;gap:10px;font-size:14px;color:var(--ink-2)}.perks li{display:flex;gap:10px;align-items:center}.perks .icon{color:var(--brand);width:20px;height:20px}.tabs{display:flex;gap:6px;border-block-end:1px solid var(--line);margin-block:34px 22px;overflow-x:auto;scrollbar-width:none;position:sticky;inset-block-start:var(--hdr);background:color-mix(in srgb,var(--bg) 92%,transparent);backdrop-filter:blur(10px);z-index:5;padding-block-start:6px}.tabs a{padding:12px 18px;font-weight:800;color:var(--muted);border-block-end:3px solid transparent;white-space:nowrap}.tabs a:hover,.tabs a.on{color:var(--lvl-ink);border-color:var(--lvl);text-decoration:none}.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-l);padding:clamp(18px,3vw,30px);box-shadow:var(--sh-1)}.card+.card{margin-block-start:20px}.card>h2{font-size:21px;margin-block-end:14px}.sticky-buy{position:fixed;inset-inline:0;inset-block-end:0;z-index:45;background:var(--surface);border-block-start:1px solid var(--line);padding:10px var(--gut) calc(10px + env(safe-area-inset-bottom));display:none;align-items:center;gap:14px;box-shadow:0 -10px 30px #0000001f;transform:translateY(110%);transition:transform .3s}.sticky-buy .price{flex:1}.sticky-buy .btn{flex:none}.prose{font-size:17.5px;line-height:2.1;color:var(--ink-2)}.prose>*:first-child{margin-block-start:0}.prose h2,.prose h3,.prose h4{color:var(--ink);margin:1.8em 0 .6em;scroll-margin-top:calc(var(--hdr) + 14px)}.prose h2{font-size:1.5em;padding-inline-start:16px;position:relative}.prose h2:before{content:"";position:absolute;inset-inline-start:0;inset-block:.2em;width:6px;border-radius:3px;background:var(--lvl)}.prose h3{font-size:1.25em}.prose a{color:var(--lvl-ink);font-weight:700;text-decoration:underline;text-decoration-thickness:2px;text-decoration-color:color-mix(in srgb,var(--lvl) 40%,transparent);text-underline-offset:5px}.prose a:hover{text-decoration-color:var(--lvl)}.prose:after{content:"";display:table;clear:both}.prose ul,.prose ol{padding-inline-start:1.4em;margin:0 0 1.2em}.prose li{margin-block:.35em}.prose li::marker{color:var(--lvl);font-weight:800}.prose details{background:var(--surface-2);border:1px solid var(--line);border-radius:14px;margin-block:10px;padding:0}.prose summary{cursor:pointer;font-weight:800;color:var(--ink);padding:14px 18px;list-style:none;display:flex;justify-content:space-between;gap:12px}.prose summary:after{content:"+";font-size:22px;line-height:1;color:var(--lvl);transition:.2s}.prose details>div,.prose details>p{padding:0 18px 14px;margin:0}.cm{display:grid;gap:14px;margin-block:18px}.cm-i{display:flex;gap:14px;padding:16px 18px;border-radius:var(--r-m);background:var(--surface-2);border:1px solid var(--line)}.cm-i.staff{background:var(--lvl-soft);margin-inline-start:28px}.av{width:44px;height:44px;border-radius:14px;background:var(--lvl);color:#fff;display:grid;place-items:center;font-weight:900;flex:none}.cm-i b{display:block}.cm-i time{font-size:12.5px;color:var(--muted)}.cm-i p{margin:6px 0 0;font-size:15px}.field{display:grid;gap:6px;margin-block-end:14px}.field label{font-weight:700;font-size:14px;color:var(--ink-2)}.field input,.field textarea,.field select{width:100%;border:1.5px solid var(--line-2);background:var(--surface);border-radius:14px;padding:12px 16px;font-size:16px;transition:.15s;min-height:50px}.field textarea{min-height:120px;resize:vertical}.field input:focus,.field textarea:focus{outline:0;border-color:var(--lvl);box-shadow:0 0 0 4px color-mix(in srgb,var(--lvl) 18%,transparent)}.field small{color:var(--muted);font-size:13px}.alert{padding:12px 16px;border-radius:14px;font-size:14.5px;font-weight:600;margin-block-end:14px}@keyframes tick{0%{transform:scale(.2);opacity:0}}.mfp{position:fixed;inset:0;z-index:100;display:none;align-items:center;justify-content:center;padding:18px}@keyframes mfpin{0%{transform:translateY(24px) scale(.94);opacity:0}}.scard{position:fixed;inset-inline:12px;inset-block-end:12px;z-index:60;background:var(--surface);border:1px solid var(--line);border-radius:22px;box-shadow:var(--sh-3);padding:12px;display:none;gap:12px;align-items:center;max-width:460px;margin-inline:auto;animation:up .4s cubic-bezier(.2,1,.3,1)}@keyframes up{0%{transform:translateY(120%)}}.toast{position:fixed;inset-block-end:24px;inset-inline-start:50%;transform:translate(50%) translateY(20px);background:var(--ink);color:var(--surface);padding:12px 22px;border-radius:14px;font-weight:700;z-index:200;opacity:0;pointer-events:none;transition:.3s;box-shadow:var(--sh-3)}@media(max-width:1060px){.pp,.art,.ck{grid-template-columns:1fr}.buybox{position:static}.ftr-grid{grid-template-columns:1fr 1fr}}@media(max-width:640px){:root{--hdr:60px}body{font-size:15.5px;background-size:34px 34px}.brand{font-size:22px}.brand img{width:40px;height:40px;border-radius:12px}.grid,.grid-4{grid-template-columns:1fr 1fr;gap:14px}.fcard h3{font-size:14px}.fcard .body{padding:12px}.fcard .meta{display:none}.price b{font-size:15px}.why,.ftr-grid{grid-template-columns:1fr}.prose{font-size:16.5px;line-height:2}.sticky-buy{display:flex}.bnav{display:grid;grid-template-columns:repeat(5,1fr);position:fixed;inset-inline:0;inset-block-end:0;z-index:44;background:color-mix(in srgb,var(--surface) 92%,transparent);backdrop-filter:blur(14px);border-block-start:1px solid var(--line);padding:6px 6px calc(6px + env(safe-area-inset-bottom))}.bnav a{display:flex;flex-direction:column;align-items:center;gap:2px;font-size:11px;font-weight:700;color:var(--muted);padding:6px 0;border-radius:12px;position:relative}.bnav a[aria-current],.bnav a:hover{color:var(--lvl-ink);text-decoration:none}.bnav .badge{position:absolute;inset-block-start:0;inset-inline-start:calc(50% + 6px);min-width:18px;height:18px;border-radius:9px;background:var(--danger);color:#fff;font-size:10px;display:none;place-items:center;padding-inline:4px}body.has-bnav{padding-block-end:74px}body.has-sticky{padding-block-end:150px}.sticky-buy{inset-block-end:60px}.scard{inset-block-end:70px}}@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important;scroll-behavior:auto!important}}@media print{.hdr,.ftr,.abar,.bnav,.sticky-buy,.mfp,.scard,.side,.buybox{display:none!important}body{background:#fff}}.pp-head:before{width:var(--tw,200px)}.hp{position:absolute;width:1px;height:1px;opacity:0;overflow:hidden;pointer-events:none;padding:0;border:0}[hidden]{display:none!important}.prose:after{content:"";display:block;clear:both}.share{display:flex;flex-wrap:wrap;gap:8px;align-items:center}.share .lab{display:inline-flex;gap:6px;align-items:center;font-size:13px;font-weight:800;color:var(--muted)}.share .sh{display:inline-flex;align-items:center;gap:7px;padding:7px 13px;border-radius:999px;background:var(--surface);border:1px solid var(--line-2);font-size:13px;font-weight:700;color:var(--ink-2);cursor:pointer;transition:.15s;text-decoration:none}.share .sh:hover{border-color:var(--lvl);color:var(--lvl-ink);transform:translateY(-1px);text-decoration:none}.share .sh .icon{width:17px;height:17px}.share .sh img{border-radius:6px}.pcard{border-radius:24px 24px 24px 8px;border-color:var(--line);box-shadow:var(--sh-1)}.pcard:after{content:"";position:absolute;inset-inline:0;inset-block-start:0;height:5px;background:var(--lvl);opacity:.85;z-index:3}.pcard .thumb{display:block;aspect-ratio:16/10}.pcard .body{padding:16px 20px 18px;gap:10px}.pcard .tags{display:flex;gap:6px;flex-wrap:wrap}.pcard .tags a{position:relative;z-index:2;font-size:12px}.pcard .tags a:hover{text-decoration:none;filter:brightness(1.06)}.pcard h3{font-size:17px;line-height:1.8}.pcard h3 a:hover{color:var(--lvl-ink);text-decoration:none}.pcard p{-webkit-line-clamp:3;line-height:1.9}.pcard .meta{padding-block-start:12px;border-block-start:1px dashed var(--line-2);gap:12px;flex-wrap:wrap}.pcard .meta span{display:inline-flex;gap:5px;align-items:center}.pcard .meta .icon{width:15px;height:15px;color:var(--lvl)}.pcard .meta .more{margin-inline-start:auto;position:relative;z-index:2;display:inline-flex;gap:6px;align-items:center;font-weight:800;color:var(--lvl-ink)}.pcard .meta .more:hover{text-decoration:none;gap:10px}.pcard .meta .more .icon{color:currentColor}.pcard .lvtag{position:static}.tier-hint{display:flex;gap:10px;align-items:flex-start;background:var(--lvl-soft);color:var(--lvl-ink);border-radius:14px;padding:10px 14px;font-size:13px;line-height:1.9;margin-block:12px}.tier-hint .icon{width:18px;height:18px;flex:none;margin-block-start:5px}.bb-share{border-top:1px dashed var(--line-2);margin-block-start:14px;padding-block-start:12px}.bb-share small{display:block;color:var(--muted);margin-block-end:8px;font-size:12.5px}.bb-share .share{display:flex;flex-wrap:wrap;gap:6px}.bb-share .share .lab{display:none}.fcard:hover{transform:translateY(-5px);box-shadow:var(--sh-3)}.fcard .heart{position:absolute;inset-block-start:10px;inset-inline-start:10px;width:36px;height:36px;border-radius:50%;background:color-mix(in srgb,var(--surface) 92%,transparent);border:0;box-shadow:var(--sh-1);display:grid;place-items:center;z-index:3;color:var(--muted);transition:.2s;backdrop-filter:blur(4px)}.fcard .heart .icon{width:19px;height:19px}.fcard .heart:hover{color:#e8325f;transform:scale(1.12)}.fcard .go{width:auto;min-width:42px;padding-inline:14px;gap:7px;display:inline-flex}.fcard .go span{font-size:13.5px;font-weight:800}@keyframes rise{0%{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}@keyframes pulse{50%{box-shadow:0 0 0 8px color-mix(in srgb,var(--brand) 0%,transparent)}}.price{display:flex;flex-direction:column;line-height:1.4}.price s{color:var(--muted);font-size:12.5px}.price b{font-size:19px;font-weight:800;color:var(--ink)}.price b small{font-size:12px;font-weight:600;color:var(--muted);margin-inline-start:4px}.price.free b{color:var(--brand-ink)}@media(max-width:1180px){.mg-topics{grid-template-columns:repeat(3,1fr)}.hdr-nav>.wrap>a,.hdr-nav .dd>button{padding:0 10px;font-size:14px}}@media(max-width:1060px){.hdr-top,.hdr-nav,.hide-m{display:none}.burger{display:inline-grid}.hsrch{max-width:none}.hs-sel{display:none}.mg-levels{grid-template-columns:repeat(2,1fr)}}@media(max-width:640px){.fcard .go span{display:none}.fcard .go{min-width:40px;padding-inline:0;width:40px}.pbar{inset-block-end:70px}.mg-topics{grid-template-columns:1fr 1fr}}@keyframes shim{to{background-position:-200% 0}}html,body{overflow-x:clip}@media(max-width:1060px){.hdr-main .wrap{flex-wrap:wrap;height:auto;padding-block:8px 10px;gap:8px 10px}.hdr-main .brand{font-size:23px}.hdr-main .brand img{width:40px;height:40px}.hdr-main .hsrch{order:5;flex:1 1 100%;max-width:none;height:44px;min-width:0}.hdr-main .hdr-sp{flex:1}}@media(prefers-color-scheme:dark){:root:not([data-theme=light]) .pill.free{background:#12331f;color:#5de28f}:root:not([data-theme=light]) .ftr,:root:not([data-theme=light]) .ftr:before{background:#0a1a2e}}.rate-box{display:grid;grid-template-columns:1fr auto;gap:18px 30px;align-items:center;margin-block:18px;padding:20px 22px;background:var(--surface);border:1px solid var(--line);border-radius:22px;box-shadow:var(--sh-1);scroll-margin-top:110px}.rb-q{display:grid;gap:4px;justify-items:start}.rb-q b{font-size:17px}.rb-q small{color:var(--muted)}.rate-big{display:inline-flex;direction:ltr;gap:6px;margin-block-start:8px}.rate-big button{width:44px;height:44px;border:0;padding:0;background:var(--line-2);-webkit-mask:var(--star) center/contain no-repeat;mask:var(--star) center/contain no-repeat;transition:transform .12s,background .12s;cursor:pointer}.rate-big button:hover{transform:scale(1.18) rotate(-6deg)}.rb-lab{min-height:1.6em;font-weight:800;color:var(--brand-ink)}.rb-s{display:grid;justify-items:center;gap:2px;padding-inline-start:28px;border-inline-start:1px dashed var(--line-2);text-align:center}.rb-n{font-family:var(--display);font-size:46px;line-height:1.1;color:var(--ink)}.rb-s small{color:var(--muted)}@keyframes eq{50%{transform:scaleY(.35)}}@media(max-width:640px){.rate-box{grid-template-columns:1fr}.rb-s{padding:14px 0 0;border:0;border-block-start:1px dashed var(--line-2)}.rate-big button{width:40px;height:40px}}.srch-open,.srch-x{display:none}@media(max-width:1060px){.hdr-main .wrap{flex-wrap:nowrap;height:58px;padding-block:0;gap:8px}.hdr-main .brand{font-size:22px;gap:8px;min-width:0}.hdr-main .brand img{width:34px;height:34px}.srch-open{display:inline-grid}.hdr-main .hsrch{display:none;order:0;position:fixed;inset-block-start:0;inset-inline:0;z-index:96;height:auto;max-width:none;border-radius:0;border-width:0 0 1px;padding:10px 12px;background:var(--surface);box-shadow:var(--sh-3);gap:8px;animation:srchin .18s ease-out}.hdr-main .hsrch .hs-field{height:46px;border:1.5px solid var(--line-2);border-radius:14px;background:var(--surface-2);overflow:visible}.srch-x{display:inline-grid;place-items:center;width:44px;height:44px;border-radius:50%;border:1px solid var(--line);background:var(--surface-2);color:var(--ink);flex:none}.hdr-main .hsrch .suggest{inset-inline:0}.drawer-box{overflow-x:hidden}.drawer-box *{min-width:0}.dr-levels{grid-template-columns:repeat(2,minmax(0,1fr))}.dr-top .brand{width:auto}}@keyframes srchin{0%{transform:translateY(-100%)}to{transform:none}}.ftr{content-visibility:auto;contain-intrinsic-size:auto 520px}.ftr .ftr-h{margin-block-start:0;font-weight:800}.pp-fig,.art-fig{margin-inline:0}.pp-fig{margin-block:16px 18px}.pp-fig img,.art-fig img{display:block}.rate-sm button{width:32px;height:32px}.cm-stars .lbl{display:block;font-weight:600;font-size:14px;margin-bottom:2px}body.ac-block .prose,body.ac-block [data-prose],body.ac-block .pp-main .card,body.ac-block .art-lead{-webkit-user-select:none;user-select:none;-webkit-touch-callout:none}body.ac-block .prose img,body.ac-block .pp-fig img,body.ac-block .art-fig img{-webkit-user-drag:none;user-drag:none}@media print{body.ac-block .prose,body.ac-block [data-prose]{display:none!important}body.ac-block .paper:after,body.ac-block #desc:after{content:"\686\627\67e  \627\6cc\646  \645\62d\62a\648\627  \627\632  \633\627\6cc\62a  \645\62c\627\632  \646\6cc\633\62a";display:block;padding:30px;text-align:center}}@media(max-width:1024px){.buybox{max-height:none;overflow:visible}}.hdr{transition:transform .28s ease,box-shadow .2s}@media(prefers-reduced-motion:reduce){.hdr{transition:none}}.ftr .soc a.bot{background:var(--brand);color:#fff}.ftr-slogan{font-family:var(--display);font-size:15px;color:var(--brand-2);margin-top:10px}.brand,.ftr .brand,.dr-top .brand{font-weight:900}.thumb.fit,.art-fig.fit{position:relative;isolation:isolate}.thumb.fit:before,.art-fig.fit:before{content:"";position:absolute;inset:-26px;background:var(--bg) center/cover no-repeat;filter:blur(18px) saturate(1.15);opacity:.9;z-index:-1}.thumb.fit img{object-fit:contain}.fcard .heart{width:30px;height:30px;inset-block-start:8px;inset-inline-start:8px;opacity:.9}.fcard .heart .icon{width:16px;height:16px}.fcard .old{display:flex;align-items:center;gap:7px}.fcard .old em{font-style:normal;font-size:11.5px;font-weight:800;color:#d62b57;background:#fde8ee;border-radius:7px;padding:1px 7px}.fcard .meta{gap:12px;align-items:center}.fcard .meta .rt .icon{width:14px;height:14px;color:#f5a623;fill:#f5a623}.fcard .go{background:var(--brand);box-shadow:0 6px 14px color-mix(in srgb,var(--brand) 32%,transparent)}.fcard:hover{transform:translateY(-3px);box-shadow:var(--sh-2)}.wrap-art .paper .prose,.paper .prose,.prose{font-size:16px;line-height:1.9}.wrap-art .paper .prose h2,.prose h2{font-size:1.2em;line-height:1.6;margin:1.5em 0 .55em;padding-block:7px;padding-inline-start:24px;border-radius:12px}.wrap-art .paper .prose h3,.prose h3{font-size:1.08em;line-height:1.6;margin:1.3em 0 .45em;padding:4px 14px;border-radius:10px}.prose summary{font-size:15px;padding:11px 16px}.prose details>div,.prose details>p{font-size:15px}@media(max-width:640px){.wrap-art .paper .prose,.paper .prose,.prose{font-size:15.5px;line-height:1.85}.wrap-art .paper .prose h2,.prose h2{font-size:1.15em}}@media(min-width:901px){:root{--r-s:9px;--r-m:14.4px;--r-l:21.6px;--r-xl:28.8px;--sh-1:0 1px 2px rgba(10,60,30,.06),0 3.6px 12.6px rgba(10,60,30,.05);--sh-2:0 2px 3.6px rgba(10,60,30,.06),0 12.6px 30.6px rgba(10,60,30,.1);--sh-3:0 5.4px 10.8px rgba(10,60,30,.08),0 25.2px 54px rgba(10,60,30,.16);--gut:clamp(14.4px,4vw,28.8px);--hdr:61.2px}:root[data-theme=dark]{--sh-1:0 1px 2px rgba(0,0,0,.4),0 3.6px 12.6px rgba(0,0,0,.25);--sh-2:0 2px 3.6px rgba(0,0,0,.4),0 12.6px 30.6px rgba(0,0,0,.35);--sh-3:0 5.4px 10.8px rgba(0,0,0,.4),0 25.2px 54px rgba(0,0,0,.5)}html{--hdrh:111.6px;scroll-padding-top:calc(var(--hdr) + 14.4px)}body{margin:0;font-size:14.4px;line-height:1.85;background:var(--bg);background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);background-size:39.6px 39.6px;background-position:-1px -1px}body:before{inset:0;background:radial-gradient(1080px 540px at 85% -10%,color-mix(in srgb,var(--lvl) 12%,transparent),transparent 60%),var(--bg)}img{height:auto}a:hover{text-underline-offset:3.6px}h1,h2,h3,h4{line-height:1.45;margin:0 0 .5em}p{margin:0 0 1em}button,input,select,textarea{font:inherit}:focus-visible{outline:2.7px solid color-mix(in srgb,var(--lvl) 55%,transparent);outline-offset:2px;border-radius:5.4px}::selection{background:color-mix(in srgb,var(--lvl) 30%,transparent)}.wrap{width:100%;margin-inline:auto;padding-inline:var(--gut)}.skip{inset-block-start:-54px;inset-inline-start:10.8px;background:var(--navy);padding:9px 14.4px;border-radius:9px}.skip:focus{inset-block-start:10.8px}.icon{width:1.25em;height:1.25em;flex:none}.abar{background:var(--navy);font-size:12.2px}.abar .wrap{gap:12.6px;min-height:34.2px;padding-block:5.4px}.abar a{text-underline-offset:3.6px}.abar-x{inset-inline-end:9px;inset-block-start:50%;transform:translateY(-50%);background:none;border:0;font-size:18px;line-height:1;padding:5.4px}.abar[data-lvl]{background:var(--lvl-ink)}:root[data-theme=dark] .abar[data-lvl]{background:color-mix(in srgb,var(--lvl) 40%,#0b1410)}.hdr{inset-block-start:0;background:color-mix(in srgb,var(--surface) 94%,transparent);backdrop-filter:saturate(1.6) blur(12.6px);-webkit-backdrop-filter:saturate(1.6) blur(12.6px);border-block-end:1px solid var(--line)}.hdr-top{background:var(--deep);font-size:11.7px;max-height:37.8px}.hdr-top .wrap{gap:14.4px;min-height:34.2px}.ht-msg{gap:7.2px}.ht-links{gap:3.6px}.ht-links a,.ht-theme{gap:5.4px;padding:3.6px 9px;border-radius:7.2px;background:none;border:0;font-size:11.7px}.ht-links a:hover,.ht-theme:hover{background:#ffffff1a}.hdr-main .wrap{gap:14.4px;height:var(--hdr)}.brand{gap:9px;font-size:23.4px;line-height:1;letter-spacing:0;flex:none}.brand img{width:41.4px;height:41.4px;border-radius:12.6px;background:#fff;padding:2.7px;box-shadow:var(--sh-1)}.hdr-sp{flex:1}.hsrch{flex:1 1 504px;height:43.2px;border:1.5px solid var(--line-2);border-radius:14.4px;background:var(--surface-2)}.hsrch:focus-within{border-color:var(--brand);background:var(--surface);box-shadow:0 0 0 3.6px color-mix(in srgb,var(--brand) 18%,transparent)}.hs-sel{height:100%;border:0;background:transparent;padding-inline:12.6px 5.4px;font-size:12.2px;border-inline-end:1px solid var(--line-2);border-radius:0;outline:0}.hs-field{flex:1;height:100%;min-width:0}.hs-field input{flex:1;border:0;background:transparent;padding-inline:12.6px;font-size:13.1px;min-width:0;outline:0;border-radius:0}.hs-field button{width:45px;border:0;background:var(--brand);border-radius:10.8px;margin:3.6px}.hs-field button:hover{background:var(--brand-ink)}.suggest{inset-block-start:calc(100% + 9px);inset-inline:0;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-m);box-shadow:var(--sh-3);min-width:234px}.ibtn{width:39.6px;height:39.6px;border-radius:50%;background:var(--surface-2);border:1px solid var(--line);flex:none}.ibtn:hover{background:var(--lvl-soft);transform:translateY(-1px)}.ibtn .badge{inset-block-start:-3.6px;inset-inline-end:-3.6px;min-width:18px;height:18px;border-radius:9px;background:var(--danger);font-size:9.9px;padding-inline:4.5px}.ibtn-cart{background:var(--brand);border-color:var(--brand)}.ibtn-cart:hover{background:var(--brand-ink)}.hdr-nav{border-block-start:1px solid var(--line)}.hdr-nav .wrap{gap:2px;height:43.2px}.hdr-nav>.wrap>a,.hdr-nav .dd>button{gap:6.3px;height:43.2px;padding:0 12.6px;font-size:13.1px;background:none;border:0;border-radius:0}.hdr-nav>.wrap>a:after,.hdr-nav .dd>button:after{inset-inline:10.8px;inset-block-end:-1px;height:2.7px;border-radius:2.7px 2.7px 0 0;background:var(--brand);transform:scaleX(0)}.hdr-nav>.wrap>a:hover:after,.hdr-nav>.wrap>a[aria-current]:after,.hdr-nav .dd.open>button:after{transform:scaleX(1)}.hdr-nav .icon{width:1.1em;height:1.1em}.nb{font-size:9.9px;background:var(--danger);padding:1px 7.2px;border-radius:89.1px;margin-inline-start:2px;line-height:1.7}.dd-panel{inset-block-start:calc(100% + 5.4px);inset-inline-start:-9px;width:252px;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-m);box-shadow:var(--sh-3);padding:9px}.dd-panel a{gap:10.8px;padding:9px 10.8px;border-radius:10.8px}.dd-panel a:hover{background:var(--lvl-soft)}.dot{width:10.8px;height:10.8px;border-radius:3.6px 3.6px 3.6px 0;background:var(--c,var(--brand));flex:none;transform:rotate(-8deg)}.dd.mega .mega-panel{inset-inline:var(--gut);inset-block-start:calc(100% - 1px);width:auto;padding:19.8px;border-radius:0 0 var(--r-l) var(--r-l);grid-template-columns:minmax(0,1fr) 270px;gap:23.4px}.dd.mega .mega-panel.mega-topics{grid-template-columns:1fr}.mg-main h3,.mg-side h3{font-size:14.4px;margin:0 0 12.6px;gap:7.2px}.mg-main h3 small{font-size:11.7px}.mg-levels{grid-template-columns:repeat(3,1fr);gap:7.2px}.dd-panel .mg-levels a{gap:3.6px 9px;padding:10.8px 12.6px;border-radius:12.6px;border:1px solid color-mix(in srgb,var(--c) 22%,var(--line));background:color-mix(in srgb,var(--c) 7%,var(--surface))}.dd-panel .mg-levels a small{font-size:11.2px;margin:0;padding-inline-start:19.8px}.dd-panel .mg-levels a:hover{background:color-mix(in srgb,var(--c) 16%,var(--surface));transform:translateY(-2px)}.dd-panel a.dd-all{margin-block-start:12.6px;background:var(--lvl-soft);padding:8.1px 14.4px}.mg-side{border-inline-start:1px dashed var(--line-2);padding-inline-start:21.6px}.dd-panel .mg-p{padding:7.2px;gap:10.8px}.mg-img{width:50.4px;height:50.4px;border-radius:10.8px;background:var(--lvl-soft);flex:none}.mg-img img{width:100%;height:100%}.mg-p b{font-size:12.2px;line-height:1.6}.mg-topics{grid-template-columns:repeat(4,1fr);gap:12.6px 16.2px}.mg-t{gap:2px;min-width:0}.dd-panel .mg-t a.mg-th{padding:7.2px 9px;gap:9px;border-radius:10.8px}.mg-ic{width:30.6px;height:30.6px;border-radius:9.9px;background:color-mix(in srgb,var(--c) 14%,var(--surface));flex:none}.dd-panel .mg-th small{margin-inline-start:auto;background:var(--lvl-soft);padding:0 7.2px;border-radius:89.1px;font-size:10.8px}.lvbar{background:var(--lvl)}.lvbar .wrap{gap:5.4px 16.2px;padding-block:8.1px;font-size:12.6px}.lvbar b{font-size:17.1px;margin-inline-end:5.4px}.lvbar a{padding:2.7px 9px;border-radius:7.2px}.lvbar a:hover{background:#ffffff2e}.drawer{inset:0}.drawer-bg{inset:0;background:#06140c8c;backdrop-filter:blur(2.7px)}.drawer-box{inset-block:0;inset-inline-start:0;width:min(88vw,333px);background:var(--surface);padding:14.4px 14.4px 25.2px;box-shadow:var(--sh-3)}.dr-search{margin-block:12.6px 3.6px}.dr-search .icon{inset-inline-start:12.6px;inset-block-start:50%;transform:translateY(-50%)}.dr-search input{width:100%;height:41.4px;border-radius:12.6px;border:1.5px solid var(--line-2);background:var(--surface-2);padding-inline:39.6px 12.6px;font-size:13.5px}.drawer-box h3{font-size:11.7px;letter-spacing:.04em;margin:16.2px 5.4px 7.2px}.drawer-box a,.dr-theme{gap:10.8px;padding:9.9px 10.8px;border-radius:12.6px;background:none;border:0;width:100%}.drawer-box a:hover,.dr-theme:hover{background:var(--lvl-soft)}.dr-levels{grid-template-columns:1fr 1fr;gap:5.4px}.drawer-box .dr-levels a{padding:9px;border:1px solid color-mix(in srgb,var(--c) 24%,var(--line));background:color-mix(in srgb,var(--c) 7%,var(--surface));font-size:12.6px}.mcart{inset:0}.mc-bg{inset:0;background:#06140c80;backdrop-filter:blur(2px)}.mc-box{inset-block:0;inset-inline-end:0;width:min(94vw,387px);background:var(--surface);transform:translate(-105%);box-shadow:var(--sh-3)}.mc-box header{padding:12.6px 16.2px;border-block-end:1px solid var(--line)}.mc-box header h2{margin:0;font-size:16.2px;gap:9px}.mc-body{flex:1}.pbar{inset-inline:10.8px;inset-block-end:10.8px;margin-inline:auto;background:var(--deep);border-radius:16.2px;padding:9px 12.6px;gap:10.8px;box-shadow:var(--sh-3)}.pb-btn{width:39.6px;height:39.6px;border-radius:50%;border:0;background:var(--brand);flex:none}.pb-main{flex:1;min-width:0}.pb-main b{font-size:12.2px}.pb-track{height:5.4px;border-radius:89.1px;background:#fff3;margin-block-start:6.3px}.pb-track i{inset-block:0;inset-inline-start:0;width:0;border-radius:89.1px;background:var(--brand-2)}.pb-t{font-size:11.2px;min-width:37.8px}.pb-x{background:none;border:0;padding:5.4px}.ftr{margin-block-start:72px;background:var(--navy)}.ftr:before{inset-inline:0;inset-block-start:-30.6px;height:31.5px;background:var(--navy)}:root[data-theme=dark] .ftr,:root[data-theme=dark] .ftr:before{background:#0a1a2e}.ftr .wrap{padding-block:50.4px 25.2px}.ftr-grid{grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:36px}.ftr h4,.ftr .ftr-h{font-size:13.5px;margin-block-end:12.6px}.ftr ul{margin:0;padding:0;gap:7.2px;font-size:13.1px}.ftr .brand{margin-block-end:10.8px}.ftr .brand img{background:#fff}.ftr p{font-size:13.1px}.soc{gap:9px;margin-block-start:14.4px}.soc a{width:39.6px;height:39.6px;border-radius:12.6px;background:#ffffff14}.soc a:hover{background:#ffffff2e;transform:translateY(-2.7px)}.soc img{width:21.6px;height:21.6px}.trust{gap:10.8px}.trust img{width:75.6px;height:auto;border-radius:10.8px;background:#fff;padding:5.4px}.ftr-bot{margin-block-start:32.4px;padding-block-start:18px;border-block-start:1px solid rgba(255,255,255,.12);gap:10.8px;font-size:12.2px}.btn{gap:8.1px;min-height:43.2px;padding:0 21.6px;border-radius:12.6px;border:0;font-size:14px;background:linear-gradient(180deg,color-mix(in srgb,var(--b) 88%,#fff),var(--b));box-shadow:0 1px #ffffff59 inset,0 7.2px 18px color-mix(in srgb,var(--b) 36%,transparent)}.btn:hover{transform:translateY(-2px);filter:saturate(1.1);box-shadow:0 1px #ffffff59 inset,0 12.6px 25.2px color-mix(in srgb,var(--b) 42%,transparent)}.btn:active{transform:translateY(0)}.btn-lg{min-height:50.4px;padding:0 27px;font-size:15.3px;border-radius:14.4px}.btn-block{width:100%}.btn-ghost{background:var(--surface);border:1.5px solid var(--line-2);box-shadow:none}.btn-ghost:hover{border-color:var(--lvl);box-shadow:var(--sh-1)}.pill{gap:5.4px;padding:2.7px 9.9px;border-radius:899.1px;font-size:11.2px;background:var(--lvl-soft)}.pill.free{background:#e3f9ea}:root[data-theme=dark] .pill.free{background:#12331f}.stars{gap:2px}.stars i{width:14.4px;height:14.4px;background:var(--line-2)}.stars i.on{background:#f5a623}.rate-line{gap:7.2px;font-size:12.2px}.crumbs{gap:5.4px 7.2px;font-size:12.2px;margin-block:16.2px 12.6px;padding:0}.crumbs li+li:before{margin-inline-end:7.2px}.sec{margin-block:57.6px 0}.sec-h{gap:14.4px;margin-block-end:23.4px}.sec-t{font-size:clamp(23.4px,3.4vw,34.2px);line-height:1.3;margin:0;padding-block-end:12.6px}.sec-t:after{inset-inline-start:0;inset-block-end:0;width:75.6px;height:7.2px;background:var(--lvl);border-radius:2px 0 0 2px;clip-path:polygon(0 0,calc(100% - 10.8px) 0,100% 50%,calc(100% - 10.8px) 100%,0 100%)}.grid{gap:19.8px;grid-template-columns:repeat(auto-fill,minmax(225px,1fr))}.fcard{background:var(--surface);border:1px solid var(--line);border-radius:5.4px var(--r-m) var(--r-m) var(--r-m);margin-block-start:23.4px;box-shadow:var(--sh-1)}.fcard:before{inset-inline-start:-1px;inset-block-start:-24.3px;height:24.3px;width:var(--tabw,46%);min-width:81px;background:var(--lvl);border-radius:10.8px 10.8px 0 0;clip-path:polygon(0 0,calc(100% - 14.4px) 0,100% 100%,0 100%)}.fcard .tab{inset-inline-start:10.8px;inset-block-start:-21.6px;font-size:11.2px;line-height:20.7px}.fcard:hover{transform:translateY(-5.4px) rotate(-.4deg);box-shadow:var(--sh-3)}.fcard .thumb{margin:10.8px 10.8px 0;border-radius:9px;background:var(--lvl-soft)}.fcard .thumb:after{inset:0;border-radius:9px;box-shadow:inset 0 0 0 1px #0000000f}.fcard .thumb img{width:100%;height:100%}.fcard:hover .thumb img{transform:scale(1.05)}.fcard .body{gap:7.2px;padding:12.6px 14.4px 14.4px;flex:1}.fcard h3{font-size:14.4px;line-height:1.7;margin:0}.fcard h3 a:after{inset:0}.fcard .meta{gap:9px;font-size:11.2px}.fcard .meta span{gap:4.5px}.fcard .foot{margin-block-start:auto;padding-block-start:10.8px;border-block-start:1px dashed var(--line-2)}.price{line-height:1.35}.price b{font-size:16.2px}.fcard .go{width:37.8px;height:37.8px;border-radius:11.7px;background:var(--lvl);border:0;box-shadow:0 5.4px 12.6px color-mix(in srgb,var(--lvl) 35%,transparent)}.fcard .go:hover{transform:scale(1.1) rotate(-6deg)}.pcard{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-m);box-shadow:var(--sh-1)}.pcard:hover{transform:translateY(-4.5px);box-shadow:var(--sh-2)}.pcard .thumb{background:var(--lvl-soft)}.pcard .thumb img{width:100%;height:100%}.pcard:hover .thumb img{transform:scale(1.05)}.pcard .thumb .ph{height:100%}.pcard .body{padding:14.4px 16.2px 16.2px;gap:7.2px;flex:1}.pcard h3{font-size:14.8px;margin:0;line-height:1.75}.pcard h3 a:after{inset:0}.pcard p{font-size:12.6px;margin:0}.pcard .meta{margin-block-start:auto;font-size:11.2px;gap:10.8px}.pcard .lvtag{inset-block-start:10.8px;inset-inline-start:10.8px}.pp{grid-template-columns:minmax(0,1fr) 360px;gap:30.6px;margin-block-start:7.2px}.pp-main{min-width:0}.pp-head{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-l);padding:clamp(16.2px,3vw,27px);box-shadow:var(--sh-1);margin-block-start:23.4px}.pp-head:before{inset-inline-start:-1px;inset-block-start:-24.3px;height:24.3px;width:180px;background:var(--lvl);border-radius:12.6px 12.6px 0 0;clip-path:polygon(0 0,calc(100% - 18px) 0,100% 100%,0 100%)}.pp-head .tab{inset-inline-start:14.4px;inset-block-start:-22.5px;font-size:12.2px;line-height:21.6px}.pp-head h1{font-size:clamp(19.8px,3vw,28.8px);line-height:1.55;margin:0 0 10.8px}.pp-fig{border-radius:var(--r-m);background:var(--lvl-soft);margin-block:16.2px;box-shadow:var(--sh-2)}.pp-fig img{width:100%;height:auto}.specs{grid-template-columns:repeat(auto-fit,minmax(135px,1fr));gap:9px;margin-block:16.2px 0}.specs>div{background:var(--lvl-soft);border-radius:12.6px;padding:10.8px 12.6px;gap:2px}.specs small{font-size:10.8px}.specs b{font-size:13.5px}.buybox{inset-block-start:calc(var(--hdrh) + 14.4px);max-height:calc(100vh - var(--hdrh) - 28.8px);background:var(--surface);border:1px solid var(--line);border-radius:var(--r-l);padding:19.8px;box-shadow:var(--sh-3);margin-block-start:23.4px}.buybox .big{gap:9px;margin-block-end:3.6px}.buybox .big b{font-size:37.8px;line-height:1.2}.buybox .acts{gap:9px;margin-block:14.4px}.perks{margin:14.4px 0 0;padding:14.4px 0 0;border-block-start:1px dashed var(--line-2);gap:9px;font-size:12.6px}.perks li{gap:9px}.perks .icon{width:18px;height:18px}.tabs{gap:5.4px;border-block-end:1px solid var(--line);margin-block:30.6px 19.8px;inset-block-start:var(--hdr);background:color-mix(in srgb,var(--bg) 92%,transparent);backdrop-filter:blur(9px);padding-block-start:5.4px}.tabs a{padding:10.8px 16.2px;border-block-end:2.7px solid transparent}.tabs a:hover,.tabs a.on{border-color:var(--lvl)}.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-l);padding:clamp(16.2px,3vw,27px);box-shadow:var(--sh-1)}.card+.card{margin-block-start:18px}.card>h2{font-size:18.9px;margin-block-end:12.6px}.sticky-buy{inset-inline:0;inset-block-end:0;background:var(--surface);border-block-start:1px solid var(--line);padding:9px var(--gut) calc(9px + env(safe-area-inset-bottom));gap:12.6px;box-shadow:0 -9px 27px #0000001f;transform:translateY(110%)}.sticky-buy .price{flex:1}.sticky-buy .btn{flex:none}.prose{font-size:15.8px;line-height:2.1}.prose>*:first-child{margin-block-start:0}.prose h2,.prose h3,.prose h4{margin:1.8em 0 .6em;scroll-margin-top:calc(var(--hdr) + 12.6px)}.prose h2{font-size:1.5em;padding-inline-start:14.4px}.prose h2:before{inset-inline-start:0;inset-block:.2em;width:5.4px;border-radius:2.7px;background:var(--lvl)}.prose h3{font-size:1.25em}.prose a{text-decoration-thickness:2px;text-underline-offset:4.5px}.prose ul,.prose ol{padding-inline-start:1.4em;margin:0 0 1.2em}.prose li{margin-block:.35em}.prose details{background:var(--surface-2);border:1px solid var(--line);border-radius:12.6px;margin-block:9px;padding:0}.prose summary{padding:12.6px 16.2px;gap:10.8px}.prose summary:after{font-size:19.8px;line-height:1}.prose details>div,.prose details>p{padding:0 16.2px 12.6px;margin:0}.cm{gap:12.6px;margin-block:16.2px}.cm-i{gap:12.6px;padding:14.4px 16.2px;border-radius:var(--r-m);background:var(--surface-2);border:1px solid var(--line)}.cm-i.staff{background:var(--lvl-soft);margin-inline-start:25.2px}.av{width:39.6px;height:39.6px;border-radius:12.6px;background:var(--lvl);flex:none}.cm-i time{font-size:11.2px}.cm-i p{margin:5.4px 0 0;font-size:13.5px}.field{gap:5.4px;margin-block-end:12.6px}.field label{font-size:12.6px}.field input,.field textarea,.field select{width:100%;border:1.5px solid var(--line-2);background:var(--surface);border-radius:12.6px;padding:10.8px 14.4px;font-size:14.4px;min-height:45px}.field textarea{min-height:108px}.field input:focus,.field textarea:focus{outline:0;border-color:var(--lvl);box-shadow:0 0 0 3.6px color-mix(in srgb,var(--lvl) 18%,transparent)}.field small{font-size:11.7px}.alert{padding:10.8px 14.4px;border-radius:12.6px;font-size:13.1px;margin-block-end:12.6px}.mfp{inset:0;padding:16.2px}.scard{inset-inline:10.8px;inset-block-end:10.8px;background:var(--surface);border:1px solid var(--line);border-radius:19.8px;box-shadow:var(--sh-3);padding:10.8px;gap:10.8px;margin-inline:auto}.toast{inset-block-end:21.6px;inset-inline-start:50%;transform:translate(50%) translateY(18px);background:var(--ink);padding:10.8px 19.8px;border-radius:12.6px;box-shadow:var(--sh-3)}@media(max-width:1060px){.pp,.art,.ck{grid-template-columns:1fr}.ftr-grid{grid-template-columns:1fr 1fr}}.pp-head:before{width:var(--tw,180px)}.hp{width:1px;height:1px;padding:0;border:0}.share{gap:7.2px}.share .lab{gap:5.4px;font-size:11.7px}.share .sh{gap:6.3px;padding:6.3px 11.7px;border-radius:899.1px;background:var(--surface);border:1px solid var(--line-2);font-size:11.7px}.share .sh:hover{border-color:var(--lvl);transform:translateY(-1px)}.share .sh .icon{width:15.3px;height:15.3px}.share .sh img{border-radius:5.4px}.pcard{border-radius:21.6px 21.6px 21.6px 7.2px;border-color:var(--line);box-shadow:var(--sh-1)}.pcard:after{inset-inline:0;inset-block-start:0;height:4.5px;background:var(--lvl)}.pcard .body{padding:14.4px 18px 16.2px;gap:9px}.pcard .tags{gap:5.4px}.pcard .tags a{font-size:10.8px}.pcard .tags a:hover{filter:brightness(1.06)}.pcard h3{font-size:15.3px;line-height:1.8}.pcard p{line-height:1.9}.pcard .meta{padding-block-start:10.8px;border-block-start:1px dashed var(--line-2);gap:10.8px}.pcard .meta span{gap:4.5px}.pcard .meta .icon{width:13.5px;height:13.5px}.pcard .meta .more{margin-inline-start:auto;gap:5.4px}.pcard .meta .more:hover{gap:9px}.tier-hint{gap:9px;background:var(--lvl-soft);border-radius:12.6px;padding:9px 12.6px;font-size:11.7px;line-height:1.9;margin-block:10.8px}.tier-hint .icon{width:16.2px;height:16.2px;flex:none;margin-block-start:4.5px}.bb-share{border-top:1px dashed var(--line-2);margin-block-start:12.6px;padding-block-start:10.8px}.bb-share small{margin-block-end:7.2px;font-size:11.2px}.bb-share .share{gap:5.4px}.fcard:hover{transform:translateY(-4.5px);box-shadow:var(--sh-3)}.fcard .heart{inset-block-start:9px;inset-inline-start:9px;width:32.4px;height:32.4px;border-radius:50%;background:color-mix(in srgb,var(--surface) 92%,transparent);border:0;box-shadow:var(--sh-1);backdrop-filter:blur(3.6px)}.fcard .heart .icon{width:17.1px;height:17.1px}.fcard .heart:hover{transform:scale(1.12)}.fcard .go{width:auto;min-width:37.8px;padding-inline:12.6px;gap:6.3px}.fcard .go span{font-size:12.2px}.price{line-height:1.4}.price s{font-size:11.2px}.price b{font-size:17.1px}.price b small{font-size:10.8px;margin-inline-start:3.6px}@media(max-width:1180px){.mg-topics{grid-template-columns:repeat(3,1fr)}.hdr-nav>.wrap>a,.hdr-nav .dd>button{padding:0 9px;font-size:12.6px}}@media(max-width:1060px){.mg-levels{grid-template-columns:repeat(2,1fr)}}@media(max-width:1060px){.hdr-main .wrap{height:auto;padding-block:7.2px 9px;gap:7.2px 9px}.hdr-main .brand{font-size:20.7px}.hdr-main .brand img{width:36px;height:36px}.hdr-main .hsrch{flex:1 1 100%;height:39.6px;min-width:0}.hdr-main .hdr-sp{flex:1}}.rate-box{grid-template-columns:1fr auto;gap:16.2px 27px;margin-block:16.2px;padding:18px 19.8px;background:var(--surface);border:1px solid var(--line);border-radius:19.8px;box-shadow:var(--sh-1);scroll-margin-top:99px}.rb-q{gap:3.6px}.rb-q b{font-size:15.3px}.rate-big{gap:5.4px;margin-block-start:7.2px}.rate-big button{width:39.6px;height:39.6px;border:0;padding:0;background:var(--line-2)}.rate-big button:hover{transform:scale(1.18) rotate(-6deg)}.rb-lab{min-height:1.6em}.rb-s{gap:2px;padding-inline-start:25.2px;border-inline-start:1px dashed var(--line-2)}.rb-n{font-size:41.4px;line-height:1.1}@media(max-width:1060px){.hdr-main .wrap{height:52.2px;padding-block:0;gap:7.2px}.hdr-main .brand{font-size:19.8px;gap:7.2px;min-width:0}.hdr-main .brand img{width:30.6px;height:30.6px}.hdr-main .hsrch{inset-block-start:0;inset-inline:0;height:auto;border-radius:0;border-width:0 0 1px;padding:9px 10.8px;background:var(--surface);box-shadow:var(--sh-3);gap:7.2px}.hdr-main .hsrch .hs-field{height:41.4px;border:1.5px solid var(--line-2);border-radius:12.6px;background:var(--surface-2)}.srch-x{width:39.6px;height:39.6px;border-radius:50%;border:1px solid var(--line);background:var(--surface-2);flex:none}.hdr-main .hsrch .suggest{inset-inline:0}.drawer-box *{min-width:0}.dr-levels{grid-template-columns:repeat(2,minmax(0,1fr))}.dr-top .brand{width:auto}}.ftr{contain-intrinsic-size:auto 468px}.ftr .ftr-h{margin-block-start:0}.pp-fig,.art-fig{margin-inline:0}.pp-fig{margin-block:14.4px 16.2px}.rate-sm button{width:28.8px;height:28.8px}.cm-stars .lbl{font-size:12.6px;margin-bottom:2px}@media(max-width:1024px){.buybox{max-height:none}}.ftr .soc a.bot{background:var(--brand)}.ftr-slogan{font-size:13.5px;margin-top:9px}.thumb.fit:before,.art-fig.fit:before{inset:-23.4px;background:var(--bg) center/cover no-repeat;filter:blur(16.2px) saturate(1.15)}.fcard .heart{width:27px;height:27px;inset-block-start:7.2px;inset-inline-start:7.2px}.fcard .heart .icon{width:14.4px;height:14.4px}.fcard .old{gap:6.3px}.fcard .old em{font-size:10.3px;background:#fde8ee;border-radius:6.3px;padding:1px 6.3px}.fcard .meta{gap:10.8px}.fcard .meta .rt .icon{width:12.6px;height:12.6px}.fcard .go{background:var(--brand);box-shadow:0 5.4px 12.6px color-mix(in srgb,var(--brand) 32%,transparent)}.fcard:hover{transform:translateY(-2.7px);box-shadow:var(--sh-2)}.wrap-art .paper .prose,.paper .prose,.prose{font-size:14.4px;line-height:1.9}.wrap-art .paper .prose h2,.prose h2{font-size:1.2em;line-height:1.6;margin:1.5em 0 .55em;padding-block:6.3px;padding-inline-start:21.6px;border-radius:10.8px}.wrap-art .paper .prose h3,.prose h3{font-size:1.08em;line-height:1.6;margin:1.3em 0 .45em;padding:3.6px 12.6px;border-radius:9px}.prose summary{font-size:13.5px;padding:9.9px 14.4px}.prose details>div,.prose details>p{font-size:13.5px}}@media(min-width:901px){.wrap-art .paper .prose,.paper .prose,.prose{font-size:15.2px;line-height:1.95}}.rb-next{display:inline-block;margin-block-start:8px;font-weight:700;font-size:13.5px;color:var(--lvl-ink)}.rb-next[hidden]{display:none}.cm-form .cm-stars{display:flex;flex-wrap:wrap;align-items:center;gap:6px 14px}.cm-form .cm-stars .lbl,.cm-form .rate-big{margin:0}.cm-form .rb-lab{font-size:13px;color:var(--muted)}.cm-chips{display:flex;flex-wrap:wrap;gap:8px;margin-block:2px 10px}.cm-chips button{border:1px solid var(--line-2);background:var(--surface-2);border-radius:999px;padding:5px 13px;font-size:13px;color:var(--ink-2);cursor:pointer;transition:.15s}.cm-chips button:hover{border-color:var(--brand);background:var(--lvl-soft);color:var(--ink)}.cm-form textarea{min-height:92px}.cm-form .cm-name input{max-width:340px}.shortlink{flex:1 1 100%;display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin-block-start:6px}.shortlink .sl-k{display:inline-flex;gap:6px;align-items:center;font-size:13px;font-weight:800;color:var(--muted)}.shortlink .sl-k .icon{width:16px;height:16px}.shortlink .sl-v{display:inline-flex;align-items:center;gap:9px;padding:6px 8px 6px 12px;border-radius:999px;background:var(--surface);border:1.5px dashed var(--line-2);color:var(--ink-2);cursor:pointer;font:inherit;transition:.15s}.shortlink .sl-v b{font-weight:800;font-size:13px;letter-spacing:.2px;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;direction:ltr}.shortlink .sl-v .icon{width:26px;height:26px;padding:5px;border-radius:50%;background:var(--lvl,#00c853);color:#fff}.shortlink .sl-v:hover{border-style:solid;border-color:var(--lvl,#00c853);color:var(--lvl-ink,#00833a)}.bb-share .shortlink .sl-k{display:none}@keyframes rvflash{0%,to{box-shadow:0 0 #00c85300}30%{box-shadow:0 0 0 6px #00c85347}}.ht-lv{display:inline-flex;align-items:center;gap:7px;margin-inline-end:6px;padding:4px 12px;border-radius:999px;border:1px solid rgba(255,255,255,.28);background:#00c8532e;color:#eafff2;font:inherit;font-size:13px;cursor:pointer;transition:.15s}.ht-lv:hover{background:#00c85357;border-color:#00c853}.ht-lv .icon{width:15px;height:15px}.dr-mylv{display:flex;align-items:center;gap:12px;width:100%;margin-block:10px 4px;padding:12px 14px;border-radius:14px;border:1.5px solid var(--lvl,#00c853);background:var(--lvl-soft,#e8f9ee);color:var(--ink);font:inherit;text-align:start;cursor:pointer}.dr-mylv .icon{width:22px;height:22px;color:#00a844;flex:none}.dr-mylv span{flex:1;display:block}.dr-mylv small{display:block;color:var(--muted);font-size:12px}.dr-mylv b{font-size:15px}.dr-mylv em{font-style:normal;font-size:12.5px;font-weight:800;color:#00833a}.lvp{position:fixed;z-index:90;inset-inline:0;inset-block-end:0;margin-inline:auto;width:min(560px,calc(100% - 20px));margin-block-end:84px;padding:20px 22px 16px;border-radius:22px;background:var(--surface);border:1.5px solid var(--line-2);box-shadow:0 18px 50px #081e1038,0 0 0 5px #00c8531a;transform:translateY(30px);opacity:0;visibility:hidden;transition:.28s cubic-bezier(.2,.9,.3,1)}.lvp h2{margin:0 0 4px;font-size:18px;font-family:var(--display);font-weight:400;padding-inline-end:34px}.lvp p{margin:0 0 14px;color:var(--muted);font-size:13.5px;line-height:1.8}.lvp-x{position:absolute;inset-block-start:12px;inset-inline-end:12px;display:grid;place-items:center;width:32px;height:32px;border-radius:50%;border:0;background:var(--surface-2);color:var(--muted);cursor:pointer}.lvp-x .icon{width:16px;height:16px}.lvp-chips{display:flex;flex-wrap:wrap;gap:8px}.lvp-chips button{display:inline-flex;align-items:center;gap:8px;padding:9px 16px;border-radius:999px;border:1.5px solid var(--line-2);background:var(--surface-2);color:var(--ink);font:inherit;font-size:14.5px;font-weight:700;cursor:pointer;transition:.15s}.lvp-chips .dot{width:10px;height:10px;border-radius:50%;background:var(--c,#00c853)}.lvp-chips button:hover,.lvp-chips button.sug{border-color:var(--c,#00c853);background:var(--surface);box-shadow:0 4px 14px #00000014;transform:translateY(-1px)}.lvp-foot{display:flex;justify-content:space-between;gap:10px;margin-block-start:12px}.lvp-foot button{border:0;background:none;color:var(--muted);font:inherit;font-size:13px;cursor:pointer;text-decoration:underline;text-underline-offset:3px}@media(max-width:1060px){.lvp{margin-block-end:76px}}.mf-cluster{margin:2em 0 .5em;padding:14px 18px;border-radius:14px;background:#f1faf5;border:1px solid #cdeedd}.mf-cluster p{margin:0 0 .4em}.bundle-hint{background:#f1fbf5;border-color:#bfeccf}.bundle-hint p{margin:0 0 10px}.mfp{padding:12px}