:root{--bg:#0e0e12;--surface:#17171d;--elevated:#1e1e26;--red:#f23c35;--red-light:#ff625a;--ink:#f6f5f7;--muted:#9a9aa7;--line:#2c2c36;--radius:18px}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:100px}body{margin:0;background:var(--bg);color:var(--ink);font:14px/1.9 Vazirmatn,Tahoma,sans-serif}a{color:inherit;text-decoration:none}button,input,textarea,select{font:inherit}button{cursor:pointer}h1,h2,h3,p{margin:0}button,a,input,textarea,select{outline-offset:5px}button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline:2px solid var(--red-light)}img{max-width:100%}.container{width:min(1180px,calc(100% - 64px));margin-inline:auto}.public-header{position:sticky;top:0;background:#0e0e12ee;backdrop-filter:blur(16px);border-bottom:1px solid var(--line);z-index:40}.header-inner{max-width:1320px;margin:auto;min-height:89px;padding:16px 32px;display:flex;align-items:center;justify-content:space-between;gap:32px}.public-brand{display:flex;align-items:center;gap:12px;font:900 25px/1 Arial,sans-serif;letter-spacing:2px;flex-shrink:0}.public-brand img{border-radius:50%}.brand-caption{display:block;font:7px Arial;letter-spacing:1.4px;color:var(--muted);margin-top:8px}.public-header nav{display:flex;align-items:center;gap:30px}.public-header nav a{font-size:13px;color:var(--muted);position:relative}.public-header nav a:hover,.public-header nav a[aria-current=page]{color:var(--ink)}.public-header nav a[aria-current=page]:after{content:'';position:absolute;right:0;left:0;bottom:-29px;height:2px;background:var(--red)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:24px;padding:12px 22px;border:1px solid transparent;border-radius:9px;font-size:13px;font-weight:700;transition:transform .2s,background .2s}.btn:hover{transform:translateY(-2px)}.btn-red{background:var(--red);color:white;box-shadow:0 5px 28px #ef3c321c}.btn-red:hover{background:#d9302b}.btn-outline{background:transparent;border-color:#45454f;color:var(--ink)}.header-panel{font-size:12px;padding:10px 20px}.nav-toggle{display:none;background:var(--surface);border:1px solid var(--line);border-radius:8px;color:var(--ink);height:37px;width:37px;font-size:19px}.demo-strip{text-align:center;background:#25171a;color:#bd9799;font-size:10px;padding:6px 16px;border-bottom:1px solid #452327}.eyebrow{font-size:11px;letter-spacing:.5px;color:var(--muted);margin-bottom:12px}.red-dash{display:inline-block;height:2px;width:24px;background:var(--red);vertical-align:middle;margin-left:10px}.landing-hero{min-height:560px;display:grid;grid-template-columns:1.05fr 1fr;gap:40px;align-items:center;padding-top:45px;padding-bottom:45px;position:relative}.hero-text{position:relative;z-index:2}.hero-text h1{font-size:clamp(38px,4.5vw,62px);line-height:1.55;font-weight:900;letter-spacing:-2px}.hero-text h1 span{color:var(--red-light)}.hero-text>p{max-width:475px;color:var(--muted);font-size:14px;line-height:2.1;margin-top:21px}.hero-buttons{display:flex;gap:14px;flex-wrap:wrap;margin-top:31px}.hero-note{display:flex;align-items:center;gap:10px;margin-top:28px;color:#777784;font-size:10px}.live-dot{height:6px;width:6px;border-radius:50%;background:var(--red);box-shadow:0 0 0 4px #f23c3519;flex-shrink:0}.hero-visual{height:465px;position:relative;display:grid;place-items:center;isolation:isolate}.hero-visual:before{content:'';position:absolute;inset:10%;background:radial-gradient(ellipse,#f2242130,transparent 68%);filter:blur(20px);z-index:-1}.hero-emblem{width:330px;height:330px;object-fit:cover;border-radius:50%;position:relative;z-index:2;box-shadow:0 0 90px #ef342715}.hero-word{position:absolute;top:15px;font:900 135px/1 Arial;letter-spacing:9px;-webkit-text-stroke:1px #49252a;color:transparent;z-index:-1;opacity:.7}.orbit{position:absolute;border:1px solid #f44b3325;width:410px;height:410px;border-radius:50%;transform:rotate(-20deg)}.orbit-a{border-right-color:#ee483880;border-left-color:#ee483880}.orbit-b{width:452px;height:452px;border-style:dashed;border-color:#ffffff10}.visual-label{position:absolute;font:9px Arial;letter-spacing:2px;color:#bc8884;z-index:3}.label-top{top:20px;right:15px}.label-bottom{bottom:17px;left:20px}.ember{width:4px;height:4px;background:var(--red);position:absolute;box-shadow:0 0 17px #ff2c23}.ember-a{top:90px;left:25px}.ember-b{bottom:95px;right:23px}.ember-c{bottom:12px;left:180px;width:2px;height:2px}.quick-links{display:grid;grid-template-columns:repeat(3,1fr);border:1px solid var(--line);border-radius:15px;background:var(--surface);overflow:hidden}.quick-links>a{padding:25px;display:flex;align-items:center;gap:18px}.quick-links>a:not(:last-child){border-left:1px solid var(--line)}.quick-links>a:hover{background:#21191d}.quick-number{font:11px Arial;color:var(--red-light);padding:11px;border:1px solid #663431;border-radius:9px}.quick-links h2{font-size:15px}.quick-links p{font-size:10px;color:var(--muted);margin-top:4px}.quick-links>a>span:last-child{margin-right:auto;color:var(--muted)}.section{padding-top:72px}.section-title{display:flex;justify-content:space-between;align-items:flex-end;gap:24px;margin-bottom:25px}.section-title h2{font-size:28px;letter-spacing:-.6px}.section-title .eyebrow{margin-bottom:5px}.arrow-link{font-size:12px;color:#b3b3bf;white-space:nowrap}.arrow-link:hover{color:var(--red-light)}.system-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.system-card{padding:27px;background:linear-gradient(140deg,#1a191f,#141419);border:1px solid var(--line);border-radius:var(--radius);transition:border-color .2s,transform .2s}.system-card:hover{border-color:#a04740;transform:translateY(-4px)}.system-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:26px}.system-icon{width:46px;height:46px;display:grid;place-items:center;border-radius:12px;background:#f23c3510;border:1px solid #f23c3526;color:var(--red-light);font:25px Arial}.system-index{font:10px Arial;letter-spacing:1px;color:#5d5d69}.system-card h3{font-size:18px;margin-bottom:9px}.system-card p{color:var(--muted);font-size:12px;min-height:49px;line-height:2}.card-link{display:flex;justify-content:space-between;font-size:11px;color:#c5c5d0;border-top:1px solid var(--line);padding-top:18px;margin-top:23px}.card-link b{font-size:16px;color:var(--red-light)}.start-banner{margin-top:42px;padding:30px 36px;border:1px solid #77352e;border-radius:var(--radius);background:linear-gradient(110deg,#331719,#1b151a);display:flex;align-items:center;justify-content:space-between;gap:32px}.start-banner .eyebrow{color:#d39891;margin-bottom:7px}.start-banner h2{font-size:22px}.start-banner p:not(.eyebrow){color:#af9c9c;font-size:12px;margin-top:7px;max-width:680px}.start-banner .btn{flex-shrink:0}.landing-ranking{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.landing-rank{border:1px solid var(--line);border-radius:14px;padding:22px;background:var(--surface);display:flex;align-items:center;gap:17px}.rank-medal{font:700 25px Arial;color:#6b6266;width:35px}.landing-rank:first-child .rank-medal{color:var(--red-light)}.landing-rank b{font:700 14px Arial}.landing-rank p{font-size:10px;color:var(--muted);margin-top:7px}.account-banner{display:flex;align-items:center;gap:28px;margin-top:58px;padding:35px;border:1px solid var(--line);border-radius:var(--radius);background:var(--surface);margin-bottom:65px}.account-banner h2{font-size:24px}.account-banner p:not(.eyebrow){font-size:12px;color:var(--muted);margin-top:8px}.account-banner .eyebrow{margin-bottom:5px}.account-banner .btn{margin-right:auto;flex-shrink:0}.account-banner-icon{font:42px Arial;color:var(--red-light)}.public-footer{border-top:1px solid var(--line);margin-top:55px;padding:32px}.footer-inner{max-width:1180px;margin:auto;display:flex;align-items:center;gap:30px;flex-wrap:wrap}.footer-inner p{color:var(--muted);font-size:11px}.footer-inner>div{display:flex;gap:20px;margin-right:auto;font-size:11px;color:var(--muted)}.footer-inner small{font:9px Arial;color:#656574}.muted{color:var(--muted);font-size:12px}.skip{position:fixed;top:-100px;right:20px;background:var(--red);color:white;z-index:100;padding:10px}.skip:focus{top:10px}.page-hero{padding:52px 0 35px}.breadcrumbs{font-size:11px;color:var(--muted);display:flex;gap:12px;margin-bottom:22px}.breadcrumbs a:hover{color:var(--red-light)}.page-hero h1{font-size:36px;font-weight:900;line-height:1.6}.page-hero>p{max-width:650px;color:var(--muted);margin-top:11px;font-size:13px}.tutorial-toolbar{display:flex;justify-content:space-between;gap:18px;margin-bottom:28px;flex-wrap:wrap}.tutorial-search{width:310px;max-width:100%;border:1px solid var(--line);background:var(--surface);color:var(--ink);border-radius:10px;padding:11px 15px;font-size:12px}.category-filters{display:flex;gap:8px;flex-wrap:wrap}.category-filters button{border:1px solid var(--line);background:var(--surface);color:var(--muted);padding:8px 16px;border-radius:8px;font-size:11px}.category-filters button.active{background:var(--red);color:white;border-color:var(--red)}.tutorial-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-bottom:55px}.tutorial-card{display:flex;flex-direction:column;padding:25px;border:1px solid var(--line);background:var(--surface);border-radius:var(--radius)}.tutorial-card:hover{border-color:#80423c}.tutorial-card .system-icon{margin-bottom:23px}.tutorial-meta{font-size:9px;color:var(--muted);display:flex;justify-content:space-between;margin-bottom:9px}.tutorial-card h2{font-size:18px}.tutorial-card p{font-size:12px;color:var(--muted);margin-top:10px;flex:1}.tutorial-card .card-link{margin-top:20px}.guide-layout{display:grid;grid-template-columns:minmax(0,1fr) 270px;gap:35px;align-items:start;margin-bottom:60px}.guide-body{padding:30px;border:1px solid var(--line);border-radius:var(--radius);background:var(--surface)}.guide-intro{font-size:14px;color:#c9c9d2;border-bottom:1px solid var(--line);padding-bottom:26px}.guide-section{padding-top:30px;scroll-margin-top:105px}.guide-section h2{font-size:20px;margin-bottom:14px}.guide-section p,.guide-section li{color:#b0b0bd;font-size:13px;line-height:2.15}.guide-section p+p{margin-top:10px}.guide-section ol{padding-right:23px}.guide-section li{padding-right:7px;margin-bottom:9px}.command{border:1px solid #41414d;background:#101015;border-radius:10px;padding:14px 17px;margin:17px 0;display:flex;align-items:center;gap:15px;justify-content:space-between;overflow:hidden}.command code{color:#ff867c;font:13px/1.7 Consolas,monospace;white-space:pre-wrap;overflow-wrap:anywhere}.copy-command{color:#bebecb;border:1px solid var(--line);background:var(--surface);padding:5px 11px;border-radius:6px;font-size:10px;flex-shrink:0}.guide-note{margin-top:20px;padding:16px 19px;background:#f23c3509;border:1px solid #65302f;border-radius:10px;color:#d2a5a0;font-size:12px}.guide-aside{position:sticky;top:110px;padding:22px;background:var(--surface);border:1px solid var(--line);border-radius:14px}.guide-aside h2{font-size:14px;margin-bottom:13px}.guide-aside nav{display:grid;gap:6px}.guide-aside nav a{font-size:12px;color:var(--muted);padding:7px 10px;border-radius:6px}.guide-aside nav a:hover{background:var(--elevated);color:var(--ink)}.guide-aside .btn{margin-top:22px;width:100%;font-size:11px}.guide-next{border-top:1px solid var(--line);padding-top:24px;margin-top:32px;display:flex;gap:14px;flex-wrap:wrap}.no-results{padding:40px;color:var(--muted)}.site-toast{position:fixed;bottom:22px;left:22px;border:1px solid #7d3b35;background:#2d1b20;color:white;padding:12px 22px;border-radius:10px;font-size:12px;z-index:60} [hidden]{display:none!important}
@media(max-width:1050px){.public-header nav{gap:20px}.header-inner{gap:18px}.landing-hero{gap:10px;min-height:510px}.hero-emblem{height:260px;width:260px}.hero-visual{height:380px}.orbit{height:320px;width:320px}.orbit-b{height:355px;width:355px}.hero-word{font-size:102px}.quick-links>a{padding:20px;gap:11px}.quick-links h2{font-size:13px}.system-card{padding:22px}.guide-layout{grid-template-columns:minmax(0,1fr) 230px;gap:20px}}
@media(max-width:800px){.nav-toggle{display:block;margin-right:auto}.header-inner{min-height:75px;padding:12px 22px;gap:14px}.public-header nav{display:none;position:absolute;left:20px;right:20px;top:78px;padding:20px;background:#1c1c24;border:1px solid var(--line);border-radius:13px;flex-direction:column;align-items:stretch;gap:18px}.public-header nav.open{display:flex}.public-header nav a[aria-current=page]:after{display:none}.header-panel{padding:9px 12px;font-size:10px}.public-brand{font-size:20px;gap:9px}.public-brand img{height:39px;width:39px}.brand-caption{font-size:6px}.container{width:calc(100% - 40px)}.hero-text h1{font-size:43px}.hero-text>p{font-size:12px}.hero-note{font-size:9px}.hero-visual{height:330px}.hero-emblem{width:220px;height:220px}.orbit{height:270px;width:270px}.orbit-b{height:300px;width:300px}.hero-word{font-size:90px}.system-grid,.tutorial-grid{grid-template-columns:repeat(2,1fr)}.quick-links{grid-template-columns:1fr}.quick-links>a:not(:last-child){border-left:0;border-bottom:1px solid var(--line)}.quick-links>a{padding:18px 22px}.section-title h2{font-size:24px}.start-banner{padding:26px;align-items:flex-start;flex-direction:column;gap:20px}.landing-ranking{grid-template-columns:1fr}.account-banner{padding:25px;gap:20px;flex-wrap:wrap}.account-banner .btn{margin-right:0}.account-banner-icon{display:none}.guide-layout{grid-template-columns:1fr}.guide-aside{position:static;grid-row:1}.guide-aside nav{grid-template-columns:repeat(2,1fr)}.guide-aside .btn{display:none}}
@media(max-width:550px){.landing-hero{grid-template-columns:1fr;padding-top:35px;gap:22px;min-height:auto}.hero-text h1{font-size:39px;letter-spacing:-1px}.hero-text>p{max-width:100%}.hero-buttons{gap:10px;margin-top:22px}.btn{font-size:11px;padding:12px 17px;gap:12px}.hero-note{margin-top:22px;font-size:9px}.hero-visual{height:330px;width:100%;max-width:390px;margin:auto}.hero-emblem{height:245px;width:245px}.orbit{height:286px;width:286px}.orbit-b{height:313px;width:313px}.hero-word{top:1px;font-size:96px}.visual-label{font-size:7px}.label-top{top:9px;right:8px}.label-bottom{bottom:6px;left:4px}.system-grid,.tutorial-grid{grid-template-columns:1fr;gap:13px}.system-card{padding:24px}.system-top{margin-bottom:20px}.system-card p{min-height:0}.section{padding-top:45px}.section-title{align-items:flex-start;gap:16px}.section-title h2{font-size:23px}.arrow-link{font-size:10px;padding-top:24px}.start-banner h2{font-size:21px}.account-banner h2{font-size:22px}.account-banner{margin-top:35px;margin-bottom:38px}.public-footer{padding:25px 20px}.footer-inner{gap:22px}.footer-inner>div{margin-right:0;width:100%;gap:22px}.footer-inner small{margin-right:auto}.page-hero{padding-top:35px}.page-hero h1{font-size:28px}.page-hero>p{font-size:12px}.guide-body{padding:22px}.guide-aside{padding:18px}.guide-aside nav{grid-template-columns:1fr 1fr}.guide-section h2{font-size:18px}.guide-section p,.guide-section li{font-size:12px}.command{padding:12px;gap:8px}.command code{font-size:11px}.copy-command{font-size:9px;padding:5px 8px}.tutorial-search{width:100%}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;animation:none!important;transition:none!important}}

/* Circular artwork does not need a rotated bounding box on narrow screens. */
.orbit{transform:none}

.guide-terms{margin:20px 0;border:1px solid var(--line);border-radius:12px;overflow:hidden}
.guide-term{display:grid;grid-template-columns:145px minmax(0,1fr);gap:16px;padding:15px 18px;background:#121218}
.guide-term+.guide-term{border-top:1px solid var(--line)}.guide-term strong{color:#ff9b91;font-size:12px;overflow-wrap:anywhere}.guide-term p{margin:0;font-size:12px}
.guide-media{margin:24px 0;padding:12px;border:1px solid var(--line);background:#0c0c10;border-radius:13px}
.guide-media video,.guide-media img{display:block;width:100%;max-height:540px;object-fit:contain;border-radius:8px;background:#000}
.guide-media video{min-height:180px}.guide-media figcaption{font-size:11px;color:var(--muted);padding:13px 4px 2px;line-height:1.9}
.media-download{display:inline-block;font-size:11px;color:var(--red-light);margin-top:12px}
.guide-faq{margin-top:20px}.guide-faq details{padding:15px 17px;border:1px solid var(--line);border-radius:10px;margin:10px 0}
.guide-faq summary{cursor:pointer;font-size:13px;color:var(--ink);line-height:1.9}.guide-faq details p{margin-top:12px}
@media(max-width:550px){.guide-term{grid-template-columns:1fr;gap:4px;padding:13px}.guide-media{padding:8px}.guide-media video{min-height:150px}.guide-faq summary{font-size:12px}}

.tutorial-media-section{margin-bottom:38px}.tutorial-media-section .section-title h2,.tutorial-list-title h2{font-size:24px}
.tutorial-video-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.tutorial-video-card{border:1px solid var(--line);border-radius:14px;overflow:hidden;background:var(--surface)}
.tutorial-video-card video{width:100%;aspect-ratio:16/9;object-fit:contain;background:#000;display:block}
.tutorial-video-card>div{padding:20px}.tutorial-video-card h3,.tutorial-photo-card h3{font-size:15px;margin:9px 0}
.tutorial-video-card p,.tutorial-photo-card p{font-size:11px;line-height:1.9;color:var(--muted)}.media-label{font-size:10px;padding:4px 10px;border-radius:5px;background:#ef3c3217;color:var(--red-light)}
.tutorial-photo-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.tutorial-photo-card{background:var(--surface);border:1px solid var(--line);border-radius:14px;overflow:hidden;margin:0}
.tutorial-photo-card img{width:100%;aspect-ratio:16/10;object-fit:contain;background:#08080b;display:block}.tutorial-photo-card figcaption{padding:17px}.tutorial-photo-card figcaption>a{display:block;margin-top:14px;color:var(--red-light);font-size:11px}
@media(max-width:800px){.tutorial-video-grid,.tutorial-photo-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:550px){.tutorial-video-grid,.tutorial-photo-grid{grid-template-columns:1fr}.tutorial-media-section .section-title h2,.tutorial-list-title h2{font-size:21px}}

.unavailable-dialog{max-width:420px;width:calc(100% - 40px);margin:auto;padding:34px;border:1px solid #763832;border-radius:18px;background:var(--surface);color:var(--ink);text-align:center}
.unavailable-dialog::backdrop{background:#000b;backdrop-filter:blur(5px)}.unavailable-dialog img{border-radius:50%;margin-bottom:15px}
.unavailable-dialog h2{font-size:22px;line-height:1.7}.unavailable-dialog>p:not(.eyebrow){font-size:13px;line-height:2;color:var(--muted);margin:13px 0 23px}
.unavailable-close{position:absolute;left:14px;top:10px;color:var(--muted);background:transparent;border:0;font-size:28px;cursor:pointer}
.unavailable-page{text-align:center;padding:85px 20px;min-height:55vh}.unavailable-page img{border-radius:50%;margin-bottom:24px}.unavailable-page h1{font-size:30px;line-height:1.8}.unavailable-page>p:not(.eyebrow){color:var(--muted);font-size:14px;margin:14px 0 28px}.unavailable-page>div{display:flex;justify-content:center;gap:12px;flex-wrap:wrap}
.ranking-unavailable{border:1px solid var(--line);border-radius:14px;background:var(--surface);padding:25px;color:var(--muted);font-size:13px;grid-column:1/-1}