:root{
 --x-bg:#f5f7fb;--x-surface:#fff;--x-ink:#111522;--x-muted:#687287;--x-line:#e5e8ef;
 --x-indigo:#5b5cf0;--x-blue:#3a7afe;--x-cyan:#2ac7c9;--x-lime:#c6f36a;--x-peach:#ffb987;
 --x-pink:#ff8bad;--x-violet:#8c72ff;--x-dark:#171a24;--x-shadow:0 16px 50px rgba(38,47,88,.09);
}
html{scroll-behavior:smooth}body{background:var(--x-bg)!important;color:var(--x-ink)!important}
.v18-top{background:rgba(255,255,255,.92)!important;border-bottom:1px solid rgba(30,37,62,.07)!important;backdrop-filter:blur(18px);box-shadow:none!important}
.v18-top .topin{height:66px!important}.v18-top .brand,.v18-top .nav a{color:#151927!important}.v18-top .nav a{font-size:12px!important;font-weight:760!important}.v18-top .nav a:hover{color:var(--x-indigo)!important}.v18-top .lang,.v18-top .account-btn{background:#f3f5f8!important;border:1px solid #e1e5ec!important;color:#202535!important}
.brandmark{background:var(--x-dark)!important;box-shadow:none!important;position:relative!important;overflow:hidden!important}.brandmark:after{content:"M";position:absolute;inset:0;display:grid;place-items:center;font-size:8px;color:var(--x-lime);font-weight:950;transform:translateY(1px)}.v18-brand b{color:var(--x-indigo)!important}
.x23{max-width:1320px;margin:auto;padding:18px 22px 70px}.x23-topbar{display:grid;grid-template-columns:1fr auto;gap:16px;align-items:center;margin:2px 0 14px}.x23-topbar h1{font-size:25px;letter-spacing:-.035em;margin:0}.x23-topbar p{font-size:11px;color:var(--x-muted);margin:4px 0 0}.x23-mini-stats{display:flex;gap:7px}.x23-stat{background:#fff;border:1px solid var(--x-line);border-radius:12px;padding:8px 10px;min-width:78px}.x23-stat b{display:block;font-size:14px}.x23-stat span{font-size:8px;color:#7c8597;text-transform:uppercase;letter-spacing:.07em}
.x23-discover{position:relative;overflow:hidden;background:
 radial-gradient(circle at 90% 0%,rgba(198,243,106,.27),transparent 27%),
 radial-gradient(circle at 6% 100%,rgba(91,92,240,.17),transparent 30%),
 #fff;border:1px solid var(--x-line);border-radius:24px;padding:20px;display:grid;grid-template-columns:1.1fr .9fr;gap:20px;box-shadow:var(--x-shadow);margin-bottom:14px}
.x23-discover:after{content:"";position:absolute;width:220px;height:220px;border-radius:50%;right:-90px;bottom:-110px;border:1px solid rgba(91,92,240,.12);box-shadow:0 0 0 40px rgba(91,92,240,.025),0 0 0 80px rgba(91,92,240,.018)}
.x23-discover-copy{position:relative;z-index:2}.x23-kicker{display:inline-flex;align-items:center;gap:6px;font-size:9px;font-weight:900;letter-spacing:.08em;color:#4c52c7;text-transform:uppercase}.x23-kicker:before{content:"";width:7px;height:7px;border-radius:50%;background:var(--x-lime);box-shadow:0 0 0 4px rgba(198,243,106,.22)}
.x23-discover h2{font-size:31px;letter-spacing:-.045em;margin:8px 0 5px}.x23-discover p{font-size:12px;color:var(--x-muted);line-height:1.55;max-width:680px;margin:0}
.x23-search{display:flex;gap:8px;background:#f6f7fa;border:1px solid #e2e6ed;border-radius:14px;padding:6px;margin-top:16px}.x23-search input{flex:1;border:0;background:transparent;outline:none;padding:10px 11px;font:inherit;font-size:12px}.x23-search button{border:0;border-radius:10px;background:var(--x-dark);color:#fff;font-weight:850;padding:0 14px;cursor:pointer}.x23-search button:hover{background:#2c3140}
.x23-searchchips{display:flex;gap:6px;flex-wrap:wrap;margin-top:9px}.x23-searchchip{border:1px solid #e1e5ec;background:rgba(255,255,255,.8);border-radius:999px;padding:6px 8px;font-size:9px;cursor:pointer;color:#535d72}.x23-searchchip:hover{border-color:#bec7fa;color:#4d4fd6;background:#f8f8ff}
.x23-activity{position:relative;z-index:2;display:grid;grid-template-columns:1fr 1fr;gap:8px;align-content:center}.x23-activity-card{border-radius:16px;padding:13px;min-height:92px;background:rgba(255,255,255,.82);border:1px solid rgba(225,229,238,.95);backdrop-filter:blur(8px)}.x23-activity-card.dark{background:var(--x-dark);color:#fff;border-color:transparent}.x23-activity-card small{font-size:8px;text-transform:uppercase;letter-spacing:.07em;color:#838ca0}.x23-activity-card.dark small{color:#9da7bd}.x23-activity-card b{display:block;font-size:13px;margin:6px 0 3px}.x23-activity-card p{font-size:9px;margin:0;color:#778094}.x23-activity-card.dark p{color:#bdc5d5}.x23-progressbar{height:5px;background:#edf0f4;border-radius:999px;margin-top:9px;overflow:hidden}.x23-progressbar i{display:block;height:100%;width:68%;background:linear-gradient(90deg,var(--x-indigo),var(--x-cyan))}
.x23-ai-mini{display:flex;gap:7px;align-items:center}.x23-ai-orb{width:31px;height:31px;border-radius:10px;background:linear-gradient(135deg,var(--x-indigo),var(--x-cyan));display:grid;place-items:center;color:#fff;font-weight:900}
.x23-section{margin:14px 0}.x23-section-head{display:flex;justify-content:space-between;align-items:end;gap:14px;margin:0 0 9px;padding:0 2px}.x23-section-head h2{font-size:17px;margin:0}.x23-section-head p{font-size:9px;color:#7b8496;margin:3px 0 0}.x23-section-head a{font-size:9px;font-weight:850;color:#4c50d3;text-decoration:none}
.x23-rail{display:grid;grid-auto-flow:column;grid-auto-columns:minmax(190px,1fr);grid-template-columns:repeat(6,minmax(190px,1fr));gap:9px;overflow-x:auto;padding:1px 1px 8px;scroll-snap-type:x proximity}.x23-rail::-webkit-scrollbar{height:5px}.x23-rail::-webkit-scrollbar-thumb{background:#d5d9e3;border-radius:999px}
.x23-course{scroll-snap-align:start;background:#fff;border:1px solid var(--x-line);border-radius:17px;overflow:hidden;text-decoration:none;color:inherit;min-width:190px;transition:.18s;box-shadow:0 4px 16px rgba(32,42,78,.03)}.x23-course:hover{transform:translateY(-4px);box-shadow:0 16px 40px rgba(35,44,81,.10);border-color:#d3d8e6}.x23-cover{height:95px;position:relative;overflow:hidden;padding:11px;color:#fff}.x23-cover:after{content:"";position:absolute;width:90px;height:90px;border-radius:50%;right:-28px;top:-23px;border:1px solid rgba(255,255,255,.24);box-shadow:0 0 0 20px rgba(255,255,255,.06),0 0 0 40px rgba(255,255,255,.035)}.x23-cover .glyph{font-size:27px;position:absolute;right:12px;bottom:9px;filter:drop-shadow(0 6px 14px rgba(0,0,0,.16))}.x23-cover small{font-size:8px;letter-spacing:.08em;text-transform:uppercase;opacity:.82}.x23-cover.net{background:linear-gradient(135deg,#3e56ee,#32b8cd)}.x23-cover.code{background:linear-gradient(135deg,#6f4dec,#ff85ae)}.x23-cover.web{background:linear-gradient(135deg,#1f9db8,#5ad49b)}.x23-cover.data{background:linear-gradient(135deg,#4d5ad0,#8c74ff)}.x23-cover.learn{background:linear-gradient(135deg,#e88458,#ffb569)}.x23-cover.write{background:linear-gradient(135deg,#2f726e,#60c7b0)}.x23-cover.cs{background:linear-gradient(135deg,#273141,#5c6d85)}
.x23-course-body{padding:11px}.x23-course-body b{font-size:11px;line-height:1.25;display:block;min-height:28px}.x23-course-body span{font-size:8px;color:#7a8495}.x23-course-meta{display:flex;justify-content:space-between;gap:6px;margin-top:8px}.x23-pill{font-size:7px;border-radius:999px;padding:4px 6px;background:#f1f3f7;color:#667084}
.x23-personal{display:grid;grid-template-columns:1.15fr .85fr;gap:10px}.x23-recs{background:#fff;border:1px solid var(--x-line);border-radius:18px;padding:14px}.x23-recgrid{display:grid;grid-template-columns:1fr 1fr;gap:7px}.x23-rec{border:1px solid #e6e9ef;border-radius:12px;padding:10px;background:#fafbfc}.x23-rec b{font-size:10px;display:block}.x23-rec p{font-size:8px;color:#7a8292;margin:4px 0}.x23-rec a{font-size:8px;font-weight:850;color:#4f52d8}.x23-empty{font-size:10px;color:#727c90;padding:10px}.x23-empty a{color:#4f52d8;font-weight:850}
.x23-coach{background:var(--x-dark);color:#fff;border-radius:18px;padding:15px;display:flex;flex-direction:column;justify-content:space-between;position:relative;overflow:hidden}.x23-coach:after{content:"";position:absolute;width:170px;height:170px;border-radius:50%;right:-70px;top:-80px;background:radial-gradient(circle,rgba(198,243,106,.20),transparent 68%)}.x23-coach-top{position:relative;z-index:2}.x23-coach h3{font-size:15px;margin:6px 0 4px}.x23-coach p{font-size:9px;color:#bec6d5;line-height:1.5;margin:0}.x23-coach-actions{display:grid;grid-template-columns:1fr 1fr;gap:5px;margin-top:10px;position:relative;z-index:2}.x23-coach-actions a{background:rgba(255,255,255,.08);color:#fff;border:1px solid rgba(255,255,255,.08);border-radius:9px;padding:7px;text-decoration:none;font-size:8px}.x23-coach-actions a:hover{background:rgba(255,255,255,.13)}.x23-coach-foot{position:relative;z-index:2;display:flex;justify-content:space-between;align-items:center;margin-top:10px;font-size:8px;color:#aeb7ca}.x23-coach-foot a{color:var(--x-lime);font-weight:850;text-decoration:none}
.x23-categories{display:grid;grid-template-columns:repeat(5,1fr);gap:8px}.x23-category{position:relative;overflow:hidden;background:#fff;border:1px solid var(--x-line);border-radius:15px;padding:12px;text-decoration:none;color:inherit;min-height:105px;transition:.18s}.x23-category:hover{transform:translateY(-2px);box-shadow:0 12px 30px rgba(37,46,84,.08)}.x23-category .cat-icon{font-size:22px}.x23-category b{display:block;font-size:10px;margin:10px 0 2px}.x23-category span{font-size:8px;color:#7a8394}.x23-category:after{content:"";position:absolute;width:70px;height:70px;border-radius:50%;right:-28px;bottom:-28px;background:var(--cat,#eef0ff)}.x23-category:nth-child(1){--cat:#dfe3ff}.x23-category:nth-child(2){--cat:#f5dcff}.x23-category:nth-child(3){--cat:#d8f7f1}.x23-category:nth-child(4){--cat:#e8e0ff}.x23-category:nth-child(5){--cat:#e1e8ef}.x23-category:nth-child(6){--cat:#e3ecff}.x23-category:nth-child(7){--cat:#ffe4eb}.x23-category:nth-child(8){--cat:#e1f5ee}.x23-category:nth-child(9){--cat:#fff0d9}.x23-category:nth-child(10){--cat:#e8f4d3}
.x23-footer-note{margin-top:14px;display:flex;justify-content:space-between;align-items:center;gap:10px;padding:9px 11px;border-radius:12px;background:#fff;border:1px solid var(--x-line);font-size:8px;color:#778194}.x23-zero{display:inline-flex;align-items:center;gap:5px;color:#2f6e58;font-weight:850}.x23-zero:before{content:"";width:6px;height:6px;border-radius:50%;background:#31b77d}
.v18-footer{background:#fff!important}.ai-fab{background:var(--x-dark)!important;box-shadow:0 10px 30px rgba(16,20,30,.20)!important}
@media(max-width:1120px){.x23-rail{grid-template-columns:none}.x23-categories{grid-template-columns:repeat(3,1fr)}}@media(max-width:880px){.x23-discover,.x23-personal{grid-template-columns:1fr}.x23-topbar{grid-template-columns:1fr}.x23-mini-stats{overflow:auto}.x23-categories{grid-template-columns:repeat(2,1fr)}}@media(max-width:560px){.x23{padding:12px 12px 55px}.x23-discover{padding:15px}.x23-discover h2{font-size:24px}.x23-search{display:block}.x23-search button{width:100%;padding:10px}.x23-activity{grid-template-columns:1fr 1fr}.x23-rail{grid-auto-columns:72%}.x23-recgrid{grid-template-columns:1fr}.x23-categories{grid-template-columns:1fr 1fr}.v18-top .nav{display:none}}