.silex-tut{--tut-navy:#050c1f;--tut-navy-2:#0a1633;--tut-blue:#2f6bff;--tut-purple:#7c5cff;--tut-cyan:#22d3ee;--tut-ink:#0f172a;--tut-muted:#64748b;--tut-line:#e8eef8;--tut-soft:#f5f7fc;--tut-grad:linear-gradient(135deg, #7c5cff, #2f6bff);--tut-grad-btn:linear-gradient(135deg, #6d4dff, #2f6bff 60%, #22d3ee);color:var(--tut-ink);background:#fff;overflow-x:clip}.silex-tut *{box-sizing:border-box}.silex-tut a{color:inherit;text-decoration:none}.silex-tut .tut-wrap{width:min(1180px,100% - 40px);margin-inline:auto}.silex-tut .tut-header{border-bottom:1px solid var(--tut-line);z-index:40;background:#fff;position:sticky;top:0}.silex-tut .tut-nav{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:16px;padding:14px 0;display:flex}.silex-tut .tut-brand{align-items:center;gap:10px;font-size:15px;font-weight:800;display:inline-flex}.silex-tut .tut-brand span{background:var(--tut-grad);color:#0000;-webkit-background-clip:text;background-clip:text}.silex-tut .tut-links{color:#475569;flex-wrap:wrap;gap:6px 18px;font-size:13px;font-weight:700;display:flex}.silex-tut .tut-links a:hover,.silex-tut .tut-links a.is-active{color:var(--tut-blue)}.silex-tut .tut-links a.is-active{text-underline-offset:6px;text-decoration:underline;text-decoration-thickness:2px}.silex-tut .tut-actions{align-items:center;gap:10px;display:flex}.silex-tut .tut-lang{border:1px solid var(--tut-line);cursor:pointer;color:var(--tut-ink);background:#fff;border-radius:999px;padding:7px 12px;font-size:12px;font-weight:800}.silex-tut .tut-login{color:#334155;padding:8px 10px;font-size:13px;font-weight:700}.silex-tut .tut-btn{cursor:pointer;border:0;border-radius:999px;align-items:center;gap:8px;padding:11px 18px;font-size:13px;font-weight:800;transition:transform .15s,filter .15s;display:inline-flex}.silex-tut .tut-btn:hover{filter:brightness(1.05);transform:translateY(-1px)}.silex-tut .tut-btn-primary{background:var(--tut-grad-btn);color:#fff;box-shadow:0 10px 24px #2f6bff47}.silex-tut .tut-btn-ghost{color:var(--tut-blue);border:1px solid var(--tut-line);background:#fff}.silex-tut .tut-hero{background:radial-gradient(ellipse 50% 60% at 12% 40%, #22d3ee2e, transparent 55%), radial-gradient(ellipse 45% 50% at 88% 30%, #7c5cff52, transparent 55%), linear-gradient(180deg, var(--tut-navy), var(--tut-navy-2));color:#fff;padding:56px 0 64px}.silex-tut .tut-hero-grid{grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr);align-items:center;gap:36px;display:grid}.silex-tut .tut-badge{color:#efe9ff;background:#7c5cff38;border:1px solid #a855f759;border-radius:999px;width:fit-content;margin-bottom:14px;padding:7px 14px;font-size:12px;font-weight:700;display:inline-flex}.silex-tut .tut-hero h1{letter-spacing:-.03em;margin:0 0 14px;font-size:clamp(30px,4.6vw,48px);font-weight:800;line-height:1.18}.silex-tut .tut-hero h1 em{background:linear-gradient(90deg, var(--tut-cyan), #67e8f9);color:#0000;-webkit-background-clip:text;background-clip:text;font-style:normal}.silex-tut .tut-hero-sub{color:#e2e8f0d1;max-width:520px;margin:0 0 22px;font-size:15px;line-height:1.7}.silex-tut .tut-search{background:#fff;border-radius:999px;align-items:center;gap:8px;max-width:560px;padding:6px 6px 6px 16px;display:flex;box-shadow:0 16px 40px #00000040}.silex-tut .tut-search input{color:var(--tut-ink);background:0 0;border:0;outline:none;flex:1;min-width:0;padding:10px 4px;font-size:14px}.silex-tut .tut-search button{background:var(--tut-grad);color:#fff;cursor:pointer;white-space:nowrap;border:0;border-radius:999px;padding:11px 18px;font-size:13px;font-weight:800}.silex-tut .tut-tags{color:#e2e8f0b3;flex-wrap:wrap;align-items:center;gap:8px;margin-top:14px;font-size:12px;display:flex}.silex-tut .tut-tags button{color:#fff;cursor:pointer;background:#ffffff14;border:1px solid #ffffff2e;border-radius:999px;padding:6px 12px;font-size:12px;font-weight:700}.silex-tut .tut-devices{place-items:center;min-height:320px;display:grid;position:relative}.silex-tut .tut-laptop{background:linear-gradient(160deg,#1a2748,#0d152b);border:1px solid #ffffff1f;border-radius:16px 16px 8px 8px;width:min(100%,400px);padding:12px 12px 0;box-shadow:0 28px 50px #00000073}.silex-tut .tut-laptop-screen{background-color:#0b1224;background-image:linear-gradient(135deg,#7c5cff59,#2f6bff40),linear-gradient(#101b3a,#0b1224);background-position:0 0;background-repeat:repeat;background-size:auto;background-attachment:scroll;background-origin:padding-box;background-clip:border-box;border-radius:10px;min-height:210px;position:relative;overflow:hidden}.silex-tut .tut-play{width:64px;height:64px;color:var(--tut-purple);background:#fffffff2;border-radius:999px;place-items:center;margin:auto;font-size:22px;display:grid;position:absolute;inset:0;box-shadow:0 12px 30px #00000059}.silex-tut .tut-laptop-base{background:#152038;border-radius:0 0 10px 10px;height:14px;margin-top:8px}.silex-tut .tut-phone{inset-inline-end:6%;background:#0b1220;border:3px solid #1e293b;border-radius:20px;width:130px;padding:10px 8px;position:absolute;bottom:10px;transform:rotate(-7deg);box-shadow:0 20px 36px #00000073}.silex-tut .tut-phone-bar{background:var(--tut-grad);border-radius:10px;height:56px;margin-bottom:8px}.silex-tut .tut-phone-line{background:#ffffff14;border-radius:6px;height:22px;margin-bottom:6px}.silex-tut .tut-float{inset-inline-start:4%;background:var(--tut-purple);color:#fff;border-radius:14px;max-width:160px;padding:10px 14px;font-size:11px;font-weight:800;line-height:1.4;position:absolute;bottom:28px;box-shadow:0 12px 28px #7c5cff66}.silex-tut .tut-cats{z-index:2;margin-top:-28px;padding-bottom:28px;position:relative}.silex-tut .tut-cat-grid{grid-template-columns:repeat(8,minmax(0,1fr));gap:10px;display:grid}.silex-tut .tut-cat{border:1px solid var(--tut-line);text-align:center;background:#fff;border-radius:16px;justify-items:center;gap:8px;min-height:118px;padding:16px 12px;transition:transform .15s;display:grid;box-shadow:0 10px 28px #0f172a0d}.silex-tut .tut-cat:hover{transform:translateY(-3px)}.silex-tut .tut-cat.is-active{background:var(--tut-grad);color:#fff;border-color:#0000;box-shadow:0 14px 32px #2f6bff4d}.silex-tut .tut-cat i{color:#fff;border-radius:12px;place-items:center;width:40px;height:40px;font-size:14px;font-style:normal;font-weight:800;display:grid}.silex-tut .tut-cat.is-active i{background:#fff3!important}.silex-tut .tut-cat strong{font-size:12px;font-weight:800;line-height:1.3}.silex-tut .tut-cat small{color:var(--tut-muted);font-size:11px;font-weight:700}.silex-tut .tut-cat.is-active small{color:#ffffffd9}.silex-tut .tut-section{padding:48px 0}.silex-tut .tut-section.soft{background:var(--tut-soft)}.silex-tut .tut-head{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;margin-bottom:22px;display:flex}.silex-tut .tut-head h2{margin:0;font-size:clamp(22px,2.8vw,30px);font-weight:800}.silex-tut .tut-head a{color:var(--tut-blue);font-size:13px;font-weight:800}.silex-tut .tut-videos{grid-template-columns:repeat(5,minmax(0,1fr));gap:14px;display:grid}.silex-tut .tut-video{border:1px solid var(--tut-line);background:#fff;border-radius:16px;display:grid;overflow:hidden;box-shadow:0 8px 24px #0f172a0a}.silex-tut .tut-thumb{aspect-ratio:16/10;background:linear-gradient(145deg,#1e293b,#312e81);position:relative}.silex-tut .tut-thumb.t2{background:linear-gradient(145deg,#0f766e,#2f6bff)}.silex-tut .tut-thumb.t3{background:linear-gradient(145deg,#7c5cff,#ec4899)}.silex-tut .tut-thumb.t4{background:linear-gradient(145deg,#1d4ed8,#06b6d4)}.silex-tut .tut-thumb.t5{background:linear-gradient(145deg,#b45309,#7c5cff)}.silex-tut .tut-thumb .play{width:40px;height:40px;color:var(--tut-blue);background:#fffffff2;border-radius:999px;place-items:center;margin:auto;font-size:14px;font-weight:800;display:grid;position:absolute;inset:0}.silex-tut .tut-thumb .dur{inset-inline-end:8px;color:#fff;background:#000000a6;border-radius:6px;padding:3px 7px;font-size:10px;font-weight:800;position:absolute;bottom:8px}.silex-tut .tut-video-body{gap:8px;padding:12px;display:grid}.silex-tut .tut-video-body h3{margin:0;font-size:13px;font-weight:800;line-height:1.4}.silex-tut .tut-video-body span{color:var(--tut-blue);font-size:11px;font-weight:800}.silex-tut .tut-courses{grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;display:grid}.silex-tut .tut-course{border:1px solid var(--tut-line);background:#fff;border-radius:18px;display:grid;overflow:hidden;box-shadow:0 10px 28px #0f172a0a}.silex-tut .tut-course-cover{background:linear-gradient(135deg,#7c5cff,#2f6bff);height:120px}.silex-tut .tut-course-cover.c2{background:linear-gradient(135deg,#f97316,#ef4444)}.silex-tut .tut-course-cover.c3{background:linear-gradient(135deg,#2563eb,#06b6d4)}.silex-tut .tut-course-cover.c4{background:linear-gradient(135deg,#0d9488,#7c5cff)}.silex-tut .tut-course-body{gap:10px;padding:16px;display:grid}.silex-tut .tut-course-body h3{margin:0;font-size:15px;font-weight:800}.silex-tut .tut-course-body p{color:var(--tut-muted);margin:0;font-size:12px;font-weight:600}.silex-tut .tut-progress{background:#e2e8f0;border-radius:999px;height:6px;overflow:hidden}.silex-tut .tut-progress i{background:var(--tut-grad);border-radius:999px;width:35%;height:100%;display:block}.silex-tut .tut-course-body .tut-btn{justify-content:center;width:100%}.silex-tut .tut-course-body .tut-btn.outline{color:var(--tut-blue);border:1px solid var(--tut-line);box-shadow:none;background:#fff}.silex-tut .tut-split{grid-template-columns:minmax(0,1.2fr) minmax(0,.8fr);align-items:start;gap:20px;display:grid}.silex-tut .tut-articles{gap:10px;display:grid}.silex-tut .tut-article{border:1px solid var(--tut-line);background:#fff;border-radius:14px;grid-template-columns:72px 1fr;align-items:center;gap:12px;padding:10px;display:grid}.silex-tut .tut-article-thumb{background:linear-gradient(135deg,#c7d2fe,#a5b4fc);border-radius:10px;width:72px;height:56px}.silex-tut .tut-article-thumb.a2{background:linear-gradient(135deg,#fda4af,#fb7185)}.silex-tut .tut-article-thumb.a3{background:linear-gradient(135deg,#6ee7b7,#34d399)}.silex-tut .tut-article-thumb.a4{background:linear-gradient(135deg,#7dd3fc,#38bdf8)}.silex-tut .tut-article strong{margin-bottom:4px;font-size:13px;font-weight:800;line-height:1.35;display:block}.silex-tut .tut-article small{color:var(--tut-muted);font-size:11px;font-weight:700}.silex-tut .tut-help{border:1px solid var(--tut-line);background:#fff;border-radius:18px;gap:12px;padding:20px;display:grid;box-shadow:0 12px 28px #0f172a0a}.silex-tut .tut-help h3{margin:0 0 4px;font-size:18px;font-weight:800}.silex-tut .tut-help a{border:1px solid var(--tut-line);border-radius:12px;grid-template-columns:40px 1fr;align-items:center;gap:10px;padding:10px;transition:border-color .15s;display:grid}.silex-tut .tut-help a:hover{border-color:#c7d2fe}.silex-tut .tut-help i{color:#fff;border-radius:12px;place-items:center;width:40px;height:40px;font-style:normal;font-weight:800;display:grid}.silex-tut .tut-help strong{font-size:13px;font-weight:800;display:block}.silex-tut .tut-help small{color:var(--tut-muted);font-size:11px}.silex-tut .tut-cta{color:#fff;background:radial-gradient(circle at 80% 30%,#22d3ee33,#0000 40%),linear-gradient(120deg,#1a1460,#2f6bff 50%,#7c5cff);padding:40px 0}.silex-tut .tut-cta-inner{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:20px;display:flex}.silex-tut .tut-cta h2{max-width:520px;margin:0;font-size:clamp(22px,3vw,30px);font-weight:800;line-height:1.35}.silex-tut .tut-cta-art{background:#ffffff1f;border:1px solid #fff3;border-radius:16px;width:140px;height:90px}.silex-tut .tut-footer{color:#e2e8f0c7;background:#020617;padding:44px 0 22px}.silex-tut .tut-footer-grid{grid-template-columns:1.4fr 1fr 1fr 1fr;gap:24px;margin-bottom:24px;display:grid}.silex-tut .tut-footer h4{color:#fff;margin:0 0 12px;font-size:14px}.silex-tut .tut-footer p{margin:0;font-size:13px;line-height:1.65}.silex-tut .tut-footer nav{gap:8px;font-size:13px;display:grid}.silex-tut .tut-footer-bottom{border-top:1px solid #ffffff14;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;padding-top:16px;font-size:12px;display:flex}.silex-tut .tut-social{gap:8px;display:flex}.silex-tut .tut-social a{color:#fff;background:#ffffff0f;border:1px solid #ffffff1a;border-radius:999px;place-items:center;width:32px;height:32px;font-size:11px;font-weight:800;display:grid}@media (max-width:1100px){.silex-tut .tut-cat-grid{grid-template-columns:repeat(4,minmax(0,1fr))}.silex-tut .tut-videos{grid-template-columns:repeat(3,minmax(0,1fr))}.silex-tut .tut-courses{grid-template-columns:repeat(2,minmax(0,1fr))}.silex-tut .tut-footer-grid{grid-template-columns:1fr 1fr}}@media (max-width:900px){.silex-tut .tut-hero-grid,.silex-tut .tut-split{grid-template-columns:1fr}.silex-tut .tut-links,.silex-tut .tut-float{display:none}}@media (max-width:640px){.silex-tut .tut-wrap{width:min(1180px,100% - 24px)}.silex-tut .tut-cat-grid,.silex-tut .tut-videos,.silex-tut .tut-courses{grid-template-columns:1fr 1fr}.silex-tut .tut-search{border-radius:18px;flex-direction:column;align-items:stretch;padding:12px}}