@import "https://fonts.googleapis.com/css2?family=Vazirmatn:wght@300;400;500;600;700;800;900&family=JetBrains+Mono:wght@400;700&display=swap";:root{--bg:#05070d;--bg-2:#0a0e18;--bg-3:#111827;--surface:#0f1624a6;--surface-2:#141c2dd9;--border:#00f0ff1f;--border-2:#7c3aed38;--text:#e6edf6;--text-dim:#8a94a8;--text-muted:#5c6678;--cyan:#00f0ff;--cyan-2:#00b8d4;--neon:#00ff9d;--purple:#7c3aed;--pink:#ff3cac;--orange:#ff8a3d;--red:#ff3860;--yellow:#ffd166;--gradient-1:linear-gradient(135deg, #00f0ff 0%, #7c3aed 100%);--gradient-2:linear-gradient(135deg, #ff3cac 0%, #784ba0 50%, #2b86c5 100%);--gradient-glow:radial-gradient(circle at 50% 50%, #00f0ff66, transparent 70%);--shadow-glow-cyan:0 0 32px #00f0ff59;--shadow-glow-purple:0 0 32px #7c3aed66;--r-sm:8px;--r-md:14px;--r-lg:20px;--r-xl:28px;--font:"Vazirmatn", -apple-system, BlinkMacSystemFont, sans-serif;--font-mono:"JetBrains Mono", "Vazirmatn", monospace}*{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{font-family:var(--font);background:var(--bg);color:var(--text);background-image:radial-gradient(circle at 15% 20%,#00f0ff14,#0000 35%),radial-gradient(circle at 85% 80%,#7c3aed1a,#0000 40%),radial-gradient(circle,#ff3cac0a,#0000 60%);min-height:100vh;line-height:1.7;position:relative;overflow-x:hidden}::selection{background:var(--cyan);color:#000}::-webkit-scrollbar{width:10px}::-webkit-scrollbar-track{background:var(--bg)}::-webkit-scrollbar-thumb{background:linear-gradient(var(--cyan), var(--purple));border-radius:10px}.container{max-width:1240px;margin:0 auto;padding:0 24px}#networkCanvas{z-index:0;opacity:.55;pointer-events:none;position:fixed;inset:0}.scanline{pointer-events:none;z-index:1;mix-blend-mode:overlay;background:repeating-linear-gradient(#00f0ff04 0 1px,#0000 1px 3px);position:fixed;inset:0}.btn{font-family:var(--font);cursor:pointer;white-space:nowrap;border:none;border-radius:999px;align-items:center;gap:8px;padding:12px 22px;font-size:14px;font-weight:600;text-decoration:none;transition:all .25s cubic-bezier(.4,0,.2,1);display:inline-flex;position:relative}.btn.big{padding:16px 30px;font-size:16px}.btn-primary{background:var(--gradient-1);color:#001018;box-shadow:0 6px 24px #00f0ff59,0 0 #00f0ff66}.btn-primary:hover{transform:translateY(-2px);box-shadow:0 10px 40px #00f0ff8c,0 0 0 8px #00f0ff14}.btn-outline{color:var(--text);border:1px solid var(--border);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);background:0 0}.btn-outline:hover{border-color:var(--cyan);color:var(--cyan);background:#00f0ff14}.btn-ghost{color:var(--text);border:1px solid var(--border);background:#ffffff0a;padding:8px 14px;font-size:13px}.nav-panel{padding:9px 16px;font-size:13px}.btn-ghost:hover{border-color:var(--pink);color:var(--pink);background:#ff3cac0f}.btn-mini{color:var(--cyan);cursor:pointer;background:#00f0ff14;border:1px solid #00f0ff4d;border-radius:8px;padding:8px 18px;font-size:13px;transition:all .2s}.btn-mini:hover{background:var(--cyan);color:#000;box-shadow:0 0 20px #00f0ff80}.navbar{top:0;z-index:100;-webkit-backdrop-filter:blur(18px)saturate(160%);backdrop-filter:blur(18px)saturate(160%);border-bottom:1px solid var(--border);background:#05070db3;transition:all .3s;position:fixed;inset-inline:0}.navbar.scrolled{background:#05070deb;box-shadow:0 8px 32px #00000080}.nav-inner{justify-content:space-between;align-items:center;gap:24px;height:72px;display:flex}.logo{color:var(--text);align-items:center;gap:12px;text-decoration:none;display:flex}.logo-mark{width:38px;height:38px;color:var(--cyan);filter:drop-shadow(0 0 8px #00f0ff80);place-items:center;animation:20s linear infinite spin-slow;display:grid}.logo-mark svg{width:100%;height:100%}.logo-text strong{letter-spacing:.5px;font-size:18px;font-weight:800}.logo-text small{color:var(--text-dim);font-size:11px;font-weight:500;display:block}.accent{background:var(--gradient-1);color:#0000;-webkit-background-clip:text;background-clip:text}.nav-links{gap:4px;display:flex}.nav-links a{color:var(--text-dim);border-radius:8px;padding:8px 14px;font-size:14px;font-weight:500;text-decoration:none;transition:all .2s;position:relative}.nav-links a:hover{color:var(--cyan);background:#00f0ff0f}.nav-cta{align-items:center;gap:12px;display:flex}.hamburger{cursor:pointer;background:0 0;border:none;flex-direction:column;gap:5px;padding:6px;display:none}.hamburger span{background:var(--text);border-radius:2px;width:24px;height:2px;transition:all .3s}.hero{z-index:2;padding:140px 0 60px;position:relative;overflow:hidden}.hero-grid{grid-template-columns:1.1fr 1fr;align-items:center;gap:60px;display:grid}.badge{color:var(--neon);font-size:12px;font-weight:500;font-family:var(--font-mono);background:#00ff9d0f;border:1px solid #00ff9d40;border-radius:999px;align-items:center;gap:10px;margin-bottom:24px;padding:7px 14px;display:inline-flex}.ping{background:var(--neon);width:8px;height:8px;box-shadow:0 0 8px var(--neon);border-radius:50%;position:relative}.ping:after{content:"";background:var(--neon);border-radius:50%;animation:1.6s cubic-bezier(0,0,.2,1) infinite ping;position:absolute;inset:0}@keyframes ping{75%,to{opacity:0;transform:scale(2.4)}}.hero-title{letter-spacing:-.5px;margin-bottom:24px;font-size:clamp(2.2rem,4.4vw,3.6rem);font-weight:900;line-height:1.3}.gradient-text{background:var(--gradient-1);color:#0000;-webkit-background-clip:text;background-clip:text;display:inline-block}.typed-wrap{font-family:var(--font-mono);color:var(--cyan);text-align:center;background:#00f0ff14;border:1px solid #00f0ff4d;border-radius:8px;align-items:center;gap:2px;min-width:180px;padding:0 12px;font-weight:700;display:inline-flex}.caret{color:var(--cyan);animation:1s step-end infinite blink}@keyframes blink{50%{opacity:0}}.hero-sub{color:var(--text-dim);max-width:540px;margin-bottom:32px;font-size:1.05rem}.hl{color:var(--cyan);font-weight:700}.hero-cta{flex-wrap:wrap;gap:14px;margin-bottom:40px;display:flex}.trust-row{flex-wrap:wrap;align-items:center;gap:24px;display:flex}.trust-item strong{background:var(--gradient-1);color:#0000;-webkit-background-clip:text;background-clip:text;font-size:1.6rem;font-weight:800;display:block}.trust-item span{color:var(--text-dim);font-size:12px}.divider{background:linear-gradient(transparent, var(--border), transparent);width:1px;height:36px}.hero-visual{justify-content:center;align-items:center;display:flex;position:relative}.terminal-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--r-md);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);z-index:2;width:100%;max-width:460px;transition:transform .6s;position:relative;overflow:hidden;transform:perspective(1200px)rotateY(-6deg)rotateX(4deg);box-shadow:0 20px 60px #0009,0 0 80px #00f0ff26,inset 0 1px #ffffff0a}.terminal-card:hover{transform:perspective(1200px)rotateY(-3deg)rotateX(2deg)translateY(-4px)}.terminal-head{border-bottom:1px solid var(--border);background:#0006;align-items:center;gap:14px;padding:12px 14px;display:flex}.dots{gap:6px;display:flex}.dots span{background:#555;border-radius:50%;width:11px;height:11px}.dots span:first-child{background:#ff5f57}.dots span:nth-child(2){background:#ffbd2e}.dots span:nth-child(3){background:#27c93f}.term-title{font-family:var(--font-mono);color:var(--text-muted);margin-inline-start:auto;font-size:12px}.terminal-body{font-family:var(--font-mono);text-align:left;direction:ltr;padding:18px;font-size:13px;line-height:1.9}.terminal-body .line{color:var(--text)}.terminal-body .prompt{color:var(--cyan);font-weight:700}.terminal-body .cmd{color:var(--text)}.terminal-body .dim{color:var(--text-muted)}.terminal-body .green{color:var(--neon)}.blink{color:var(--cyan);animation:1s step-end infinite blink;display:inline-block}.float-pill{background:var(--surface-2);border:1px solid var(--border);font-family:var(--font-mono);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);z-index:3;border-radius:999px;padding:6px 14px;font-size:12px;font-weight:600;animation:6s ease-in-out infinite float;position:absolute;box-shadow:0 8px 24px #00000080}.pill-1{color:var(--cyan);border-color:#00f0ff66;animation-delay:0s;top:5%;left:-10px}.pill-2{color:var(--orange);border-color:#ff8a3d66;animation-delay:1.5s;top:25%;right:-20px}.pill-3{color:var(--neon);border-color:#00ff9d66;animation-delay:.8s;bottom:30%;left:-30px}.pill-4{color:var(--purple);border-color:#7c3aed66;animation-delay:2.5s;bottom:8%;right:-10px}.pill-5{color:var(--pink);border-color:#ff3cac66;animation-delay:1.2s;top:50%;right:-50px}@keyframes float{0%,to{transform:translateY(0)}50%{transform:translateY(-12px)}}.hero-marquee{border-block:1px solid var(--border);background:#00f0ff05;margin-top:70px;padding:16px 0;overflow:hidden;-webkit-mask-image:linear-gradient(90deg,#0000,#000 12% 88%,#0000);mask-image:linear-gradient(90deg,#0000,#000 12% 88%,#0000)}.marquee-track{white-space:nowrap;gap:28px;animation:40s linear infinite marquee;display:flex}.marquee-track span{font-family:var(--font-mono);color:var(--text-dim);letter-spacing:1px;font-size:14px;font-weight:600}@keyframes marquee{0%{transform:translate(0)}to{transform:translate(50%)}}.stats{z-index:2;padding:80px 0;position:relative}.stats-grid{grid-template-columns:repeat(4,1fr);gap:18px;display:grid}.stat-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--r-md);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);text-align:center;padding:28px 22px;transition:transform .3s,border-color .3s;position:relative;overflow:hidden}.stat-card:before{content:"";background:var(--gradient-glow);opacity:0;transition:opacity .3s;position:absolute;inset:0}.stat-card:hover{border-color:#00f0ff66;transform:translateY(-4px)}.stat-card:hover:before{opacity:.15}.stat-icon{width:48px;height:48px;color:var(--cyan);background:#00f0ff14;border:1px solid #00f0ff33;border-radius:12px;place-items:center;margin:0 auto 14px;display:grid}.stat-icon svg{width:22px;height:22px}.stat-card h3{background:var(--gradient-1);color:#0000;-webkit-background-clip:text;background-clip:text;margin-bottom:4px;font-size:2.4rem;font-weight:800}.stat-card p{color:var(--text-dim);font-size:14px}.section-head{text-align:center;margin-bottom:50px}.kicker{font-family:var(--font-mono);color:var(--cyan);letter-spacing:2px;background:#00f0ff0f;border:1px solid #00f0ff33;border-radius:4px;margin-bottom:12px;padding:4px 12px;font-size:12px;font-weight:700;display:inline-block}.section-head h2{letter-spacing:-.5px;margin-bottom:14px;font-size:clamp(2rem,3.6vw,2.8rem);font-weight:800}.section-head p{color:var(--text-dim);max-width:580px;margin:0 auto;font-size:1.05rem}.courses{z-index:2;padding:100px 0;position:relative}.filter-tabs{flex-wrap:wrap;justify-content:center;gap:10px;margin-bottom:40px;display:flex}.tab{background:var(--surface);border:1px solid var(--border);color:var(--text-dim);font-family:var(--font);cursor:pointer;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border-radius:999px;padding:8px 18px;font-size:13px;font-weight:600;transition:all .25s}.tab:hover{color:var(--cyan);border-color:var(--cyan)}.tab.active{background:var(--gradient-1);color:#001018;border-color:#0000;box-shadow:0 4px 16px #00f0ff66}.course-grid{grid-template-columns:repeat(auto-fit,minmax(310px,1fr));gap:22px;display:grid}.course-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--r-lg);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);isolation:isolate;padding:26px;transition:all .3s cubic-bezier(.4,0,.2,1);position:relative;overflow:hidden}.course-card.hide{display:none}.card-glow{border-radius:var(--r-lg);opacity:0;z-index:-1;pointer-events:none;-webkit-mask-composite:xor;background:linear-gradient(135deg,#0000,#0000);padding:1px;transition:opacity .4s;position:absolute;inset:-1px;-webkit-mask-image:linear-gradient(#000 0 0),linear-gradient(#000 0 0);mask-image:linear-gradient(#000 0 0),linear-gradient(#000 0 0);-webkit-mask-position:0 0,0 0;mask-position:0 0,0 0;-webkit-mask-size:auto,auto;mask-size:auto,auto;-webkit-mask-repeat:repeat,repeat;mask-repeat:repeat,repeat;-webkit-mask-clip:content-box,border-box;mask-clip:content-box,border-box;-webkit-mask-origin:content-box,border-box;mask-origin:content-box,border-box;-webkit-mask-composite:xor;mask-composite:exclude;-webkit-mask-source-type:auto,auto;mask-mode:match-source,match-source}.course-card:hover{border-color:#0000;transform:translateY(-6px);box-shadow:0 20px 60px #00000080}.course-card:hover .card-glow{opacity:1;background:linear-gradient(135deg, var(--cyan), var(--purple), var(--pink));animation:3s linear infinite rotate-bg}@keyframes rotate-bg{0%{background:linear-gradient(0deg, var(--cyan), var(--purple), var(--pink))}to{background:linear-gradient(360deg, var(--cyan), var(--purple), var(--pink))}}.card-top{justify-content:space-between;align-items:flex-start;margin-bottom:18px;display:flex}.card-icon{border-radius:14px;place-items:center;width:52px;height:52px;display:grid;position:relative}.card-icon svg{width:26px;height:26px}.card-icon.cyan{color:var(--cyan);background:#00f0ff1a;border:1px solid #00f0ff4d;box-shadow:0 0 24px #00f0ff33}.card-icon.orange{color:var(--orange);background:#ff8a3d1a;border:1px solid #ff8a3d4d;box-shadow:0 0 24px #ff8a3d33}.card-icon.green{color:var(--neon);background:#00ff9d1a;border:1px solid #00ff9d4d;box-shadow:0 0 24px #00ff9d33}.card-icon.red{color:var(--red);background:#ff38601a;border:1px solid #ff38604d;box-shadow:0 0 24px #ff386033}.card-icon.purple{color:var(--purple);background:#7c3aed1a;border:1px solid #7c3aed4d;box-shadow:0 0 24px #7c3aed33}.badge-tag{letter-spacing:.5px;font-size:10px;font-weight:700;font-family:var(--font-mono);border-radius:4px;padding:4px 10px}.badge-tag.hot{color:var(--red);background:#ff38601f;border:1px solid #ff38604d}.badge-tag.new{color:var(--neon);background:#00ff9d1f;border:1px solid #00ff9d4d}.course-card h3{letter-spacing:-.3px;margin-bottom:8px;font-size:1.3rem;font-weight:800}.course-card>p{color:var(--text-dim);min-height:48px;margin-bottom:18px;font-size:14px}.card-meta{border-bottom:1px dashed var(--border);gap:14px;margin-bottom:20px;padding-bottom:18px;list-style:none;display:flex}.card-meta li{color:var(--text-dim);font-size:12px;font-family:var(--font-mono);align-items:center;gap:4px;display:flex}.card-meta svg{color:var(--cyan)}.card-footer{justify-content:space-between;align-items:center;gap:12px;display:flex}.price .old{color:var(--text-muted);font-size:12px;font-family:var(--font-mono);text-decoration:line-through;display:block}.price strong{color:var(--text);font-size:1.1rem;font-weight:800}.price small{color:var(--text-dim);font-size:11px;font-weight:500}.roadmap{z-index:2;background:linear-gradient(#0000,#7c3aed0a,#0000);padding:100px 0;position:relative}.roadmap-track{grid-template-columns:repeat(4,1fr);gap:24px;margin-top:60px;display:grid;position:relative}.track-line{inset-inline:5%;background:linear-gradient(90deg, var(--cyan), var(--purple), var(--pink), var(--orange));opacity:.4;z-index:0;height:2px;position:absolute;top:30px}.track-line:before{content:"";background:inherit;filter:blur(8px);opacity:.6;position:absolute;inset:0}.step{z-index:1;flex-direction:column;align-items:center;gap:16px;display:flex;position:relative}.step-node{background:var(--bg-2);border:2px solid var(--cyan);width:60px;height:60px;font-family:var(--font-mono);color:var(--cyan);border-radius:50%;place-items:center;font-size:18px;font-weight:800;animation:3s ease-in-out infinite pulse-node;display:grid;position:relative;box-shadow:0 0 0 6px #00f0ff14,0 0 30px #00f0ff66}.step:nth-child(3) .step-node{border-color:var(--purple);color:var(--purple);animation-delay:.5s;box-shadow:0 0 0 6px #7c3aed14,0 0 30px #7c3aed66}.step:nth-child(4) .step-node{border-color:var(--pink);color:var(--pink);animation-delay:1s;box-shadow:0 0 0 6px #ff3cac14,0 0 30px #ff3cac66}.step:nth-child(5) .step-node{border-color:var(--orange);color:var(--orange);animation-delay:1.5s;box-shadow:0 0 0 6px #ff8a3d14,0 0 30px #ff8a3d66}@keyframes pulse-node{0%,to{transform:scale(1)}50%{transform:scale(1.06)}}.step-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--r-md);text-align:center;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);width:100%;padding:20px}.step-card h4{margin-bottom:8px;font-size:1.1rem;font-weight:800}.step-card p{color:var(--text-dim);font-size:13px;line-height:1.7}.features{z-index:2;padding:100px 0;position:relative}.feature-grid{grid-template-columns:repeat(auto-fit,minmax(290px,1fr));gap:18px;display:grid}.feature-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--r-md);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);padding:30px 26px;transition:all .3s;position:relative;overflow:hidden}.feature-card:after{content:"";filter:blur(20px);opacity:0;background:radial-gradient(circle,#00f0ff26,#0000);border-radius:50%;width:60px;height:60px;transition:opacity .3s;position:absolute;top:-2px;right:-2px}.feature-card:hover{border-color:#00f0ff4d;transform:translateY(-4px)}.feature-card:hover:after{opacity:1}.feature-icon{border:1px solid var(--border);width:56px;height:56px;color:var(--cyan);background:linear-gradient(135deg,#00f0ff1f,#7c3aed1f);border-radius:14px;place-items:center;margin-bottom:18px;display:grid}.feature-icon svg{width:24px;height:24px}.feature-card h4{margin-bottom:10px;font-size:1.1rem;font-weight:800}.feature-card p{color:var(--text-dim);font-size:14px}.testimonials{z-index:2;padding:100px 0;position:relative}.testimonial-grid{grid-template-columns:repeat(auto-fit,minmax(310px,1fr));gap:22px;display:grid}.testimonial{background:var(--surface);border:1px solid var(--border);border-radius:var(--r-md);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);padding:30px;transition:all .3s;position:relative}.testimonial:hover{border-color:#7c3aed66;box-shadow:0 12px 40px #7c3aed26}.quote-mark{background:var(--gradient-1);color:#0000;font-size:4rem;font-weight:800;line-height:.4;font-family:var(--font-mono);-webkit-background-clip:text;background-clip:text;margin-bottom:20px}.testimonial p{color:var(--text-dim);margin-bottom:22px;line-height:1.9}.t-foot{border-top:1px dashed var(--border);align-items:center;gap:12px;padding-top:20px;display:flex}.avatar{background:var(--gradient-1);color:#001018;border-radius:50%;place-items:center;width:44px;height:44px;font-size:14px;font-weight:800;display:grid}.t-foot strong{font-size:14px;display:block}.t-foot small{color:var(--text-muted);font-size:12px}.about{z-index:2;background:linear-gradient(#0000,#00f0ff08,#0000);padding:100px 0;position:relative}.about-grid{grid-template-columns:1fr 1.2fr;align-items:center;gap:60px;display:grid}.about-img{justify-content:center;display:flex}.profile-frame{width:320px;height:320px;position:relative}.profile-circle{background:radial-gradient(circle,#00f0ff1a,#0000);border-radius:50%;place-items:center;width:100%;height:100%;display:grid}.profile-circle svg{filter:drop-shadow(0 0 30px #00f0ff4d);width:100%;height:100%}.orbit{border:1px dashed #00f0ff40;border-radius:50%;animation:20s linear infinite orbit;position:absolute;inset:0}.orbit-1{animation-duration:22s;inset:-20px}.orbit-2{animation-duration:35s;animation-direction:reverse;inset:-40px}.orbit-3{animation-duration:50s;inset:-60px}.orbit span{background:var(--cyan);width:12px;height:12px;box-shadow:0 0 16px var(--cyan);border-radius:50%;position:absolute;top:-6px;left:50%}.orbit-2 span{background:var(--purple);box-shadow:0 0 16px var(--purple)}.orbit-3 span{background:var(--pink);box-shadow:0 0 16px var(--pink)}@keyframes orbit{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.about-text .kicker{margin-bottom:14px}.about-text h2{margin-bottom:18px;font-size:clamp(2rem,3.6vw,2.8rem);font-weight:800}.about-text .lead{color:var(--text-dim);margin-bottom:28px;font-size:1.05rem}.about-list{flex-direction:column;gap:14px;margin-bottom:32px;list-style:none;display:flex}.about-list li{color:var(--text);align-items:center;gap:12px;font-size:14px;display:flex}.check{width:26px;height:26px;color:var(--neon);background:#00ff9d1f;border:1px solid #00ff9d4d;border-radius:50%;flex-shrink:0;place-items:center;display:grid}.about-photo-frame{width:360px;height:360px;margin:0 auto;position:relative}.about-photo-disc{background:radial-gradient(circle at 50% 42%,#00f0ff33,#7c3aed1a 58%,#0000 72%);border:2px solid #00f0ff66;border-radius:50%;position:absolute;inset:0;box-shadow:0 0 55px #00f0ff38,inset 0 0 60px #00f0ff14}.about-photo{z-index:2;pointer-events:none;filter:brightness(1.1)contrast(1.13)saturate(1.2);width:auto;max-width:none;height:142%;position:absolute;bottom:0;left:50%;transform:translate(-50%);-webkit-mask-image:linear-gradient(#000 85%,#0000 98%);mask-image:linear-gradient(#000 85%,#0000 98%)}.cta-final{z-index:2;padding:100px 0;position:relative}.cta-box{border:1px solid var(--border);border-radius:var(--r-xl);text-align:center;-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);background:linear-gradient(135deg,#00f0ff0f,#7c3aed14);padding:70px 40px;position:relative;overflow:hidden}.cta-grid-bg{z-index:0;background-image:linear-gradient(#00f0ff0f 1px,#0000 1px),linear-gradient(90deg,#00f0ff0f 1px,#0000 1px);background-size:40px 40px;position:absolute;inset:0;-webkit-mask-image:radial-gradient(circle,#000,#0000 75%);mask-image:radial-gradient(circle,#000,#0000 75%)}.cta-box>*{z-index:1;position:relative}.cta-box h2{margin-bottom:14px;font-size:clamp(1.8rem,3.6vw,2.8rem);font-weight:800}.cta-box p{color:var(--text-dim);margin-bottom:32px;font-size:1.05rem}.cta-actions{flex-wrap:wrap;justify-content:center;gap:14px;display:flex}.footer{border-top:1px solid var(--border);z-index:2;background:#0006;padding-top:60px;position:relative}.footer-grid{grid-template-columns:2fr 1fr 1fr 1.4fr auto;gap:40px;padding-bottom:50px;display:grid}.footer-brand p{color:var(--text-dim);max-width:300px;margin-top:16px;font-size:14px}.footer-col h5{color:var(--cyan);font-size:14px;font-weight:700;font-family:var(--font-mono);letter-spacing:1px;margin-bottom:16px}.footer-col a{color:var(--text-dim);padding:6px 0;font-size:14px;text-decoration:none;transition:color .2s;display:block}.footer-col a:hover{color:var(--cyan)}.footer-bottom{border-top:1px solid var(--border);padding:22px 0}.footer-bottom .container{color:var(--text-muted);flex-wrap:wrap;justify-content:space-between;align-items:center;gap:8px;font-size:13px;display:flex}.heart{color:var(--pink);animation:1.4s infinite pulse-heart;display:inline-block}@keyframes pulse-heart{0%,to{transform:scale(1)}50%{transform:scale(1.3)}}@keyframes spin-slow{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.reveal{opacity:0;transition:opacity .8s cubic-bezier(.4,0,.2,1),transform .8s cubic-bezier(.4,0,.2,1);transform:translateY(30px)}.reveal.visible{opacity:1;transform:translateY(0)}@media (width<=980px){.hero-grid{grid-template-columns:1fr;gap:50px}.hero{padding:110px 0 50px}.hero-text{text-align:center}.hero-text .badge,.hero-text .hero-cta,.hero-text .trust-row{justify-content:center}.hero-sub{margin-inline:auto}.stats-grid{grid-template-columns:repeat(2,1fr)}.about-grid{text-align:center;grid-template-columns:1fr;gap:40px}.about-text .about-list{text-align:right;margin-inline:auto;max-width:480px;margin-bottom:28px}.about-text{flex-direction:column;align-items:center;display:flex}.about-photo-frame{width:320px;height:320px}.footer-grid{grid-template-columns:1fr 1fr;gap:30px}.nav-links{inset-inline:12px;border:1px solid var(--border);border-radius:var(--r-md);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);opacity:0;pointer-events:none;background:#05070df7;flex-direction:column;gap:2px;padding:12px;transition:all .3s;position:fixed;top:78px;transform:translateY(-20px);box-shadow:0 20px 60px #0009}.nav-links.open{opacity:1;pointer-events:auto;transform:translateY(0)}.nav-links a{border-bottom:1px solid #ffffff0a;padding:14px 16px;font-size:15px}.nav-links a:last-child{border-bottom:0}.hamburger{display:flex}.nav-cta .btn-ghost span{display:none}.nav-cta .btn-ghost{padding:8px}.nav-cta .nav-panel span{display:none}.nav-cta .nav-panel{padding:9px 12px}.float-pill{padding:4px 10px;font-size:10px}}@media (width<=720px){.container{padding:0 16px}#networkCanvas{opacity:.4}.scanline{display:none}.nav-inner{gap:10px;height:64px}.logo-mark{width:32px;height:32px}.logo-text strong{font-size:15px}.logo-text small{font-size:10px}.hero{padding:96px 0 40px}.hero-grid{gap:36px}.hero-title{margin-bottom:18px;font-size:1.85rem;line-height:1.4}.hero-sub{margin-bottom:26px;font-size:.95rem}.hero-cta{gap:10px;margin-bottom:32px}.hero-cta .btn{flex:1;justify-content:center;min-width:0;padding:13px 16px;font-size:13px}.badge{padding:6px 12px;font-size:11px}.typed-wrap{min-width:110px;padding:0 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14px}.stat-icon{width:42px;height:42px;margin-bottom:10px}.stat-icon svg{width:18px;height:18px}.stat-card h3{font-size:1.7rem}.stat-card p{font-size:12px;line-height:1.5}.courses,.roadmap,.features,.testimonials,.about,.cta-final{padding:64px 0}.section-head{margin-bottom:36px}.section-head h2{font-size:1.7rem;line-height:1.4}.section-head p{font-size:.95rem}.kicker{font-size:11px}.filter-tabs{margin-bottom:28px;scrollbar-width:none;-webkit-overflow-scrolling:touch;scroll-snap-type:x mandatory;flex-wrap:nowrap;justify-content:flex-start;margin-inline:-16px;padding:4px 16px;overflow-x:auto}.filter-tabs::-webkit-scrollbar{display:none}.tab{scroll-snap-align:start;flex-shrink:0;padding:8px 16px;font-size:12.5px}.course-grid{grid-template-columns:1fr;gap:16px}.course-card{border-radius:var(--r-md);padding:22px}.course-card h3{font-size:1.15rem}.course-card>p{min-height:auto;margin-bottom:16px;font-size:13px}.card-icon{width:46px;height:46px}.card-icon svg{width:22px;height:22px}.card-meta{flex-wrap:wrap;gap:12px;margin-bottom:16px;padding-bottom:14px}.card-meta li{font-size:11px}.price strong{font-size:1rem}.price .old{font-size:11px}.btn-mini{padding:9px 16px;font-size:12px}.roadmap-track{grid-template-columns:1fr;gap:0;padding-inline-start:30px;position:relative}.track-line{background:linear-gradient(180deg, var(--cyan), var(--purple), var(--pink), var(--orange));opacity:.5;width:2px;height:auto;display:block;inset:30px auto 30px 14px}.step{text-align:right;flex-direction:row;align-items:flex-start;gap:18px;padding-bottom:24px;position:relative}.step-node{width:44px;height:44px;box-shadow:0 0 0 4px var(--bg), 0 0 0 6px #00f0ff26, 0 0 24px #00f0ff66;flex-shrink:0;margin-inline-start:-44px;font-size:14px}.step:nth-child(3) .step-node{box-shadow:0 0 0 4px var(--bg), 0 0 0 6px #7c3aed26, 0 0 24px #7c3aed66}.step:nth-child(4) .step-node{box-shadow:0 0 0 4px var(--bg), 0 0 0 6px #ff3cac26, 0 0 24px #ff3cac66}.step:nth-child(5) .step-node{box-shadow:0 0 0 4px var(--bg), 0 0 0 6px #ff8a3d26, 0 0 24px #ff8a3d66}.step-card{text-align:right;flex:1;padding:16px}.step-card h4{margin-bottom:6px;font-size:1rem}.step-card p{font-size:12.5px;line-height:1.7}.feature-grid{grid-template-columns:1fr;gap:14px}.feature-card{padding:22px}.feature-icon{width:48px;height:48px;margin-bottom:14px}.feature-icon svg{width:22px;height:22px}.feature-card h4{font-size:1.05rem}.feature-card p{font-size:13.5px}.testimonial-grid{grid-template-columns:1fr;gap:14px}.testimonial{padding:24px}.testimonial p{font-size:14px}.quote-mark{margin-bottom:12px;font-size:3rem}.avatar{width:38px;height:38px;font-size:12px}.profile-frame{width:240px;height:240px}.about-photo-frame{width:260px;height:260px}.about-photo{height:136%}.orbit-1{inset:-14px}.orbit-2{inset:-28px}.orbit-3{inset:-42px}.orbit span{width:9px;height:9px;top:-4.5px}.about-text h2{font-size:1.7rem}.about-text .lead{margin-bottom:22px;font-size:.95rem}.about-list{gap:12px;margin-bottom:24px;font-size:13.5px}.about-list li{font-size:13px}.cta-box{border-radius:var(--r-lg);padding:48px 22px}.cta-box h2{font-size:1.5rem;line-height:1.5}.cta-box p{margin-bottom:24px;font-size:.95rem}.cta-actions{flex-direction:column;gap:10px;width:100%}.cta-actions .btn{justify-content:center;width:100%}.btn.big{padding:14px 24px;font-size:14px}.footer{padding-top:48px}.footer-grid{text-align:right;grid-template-columns:1fr;gap:28px;padding-bottom:36px}.footer-brand p{max-width:100%;font-size:13.5px}.footer-bottom{padding:18px 0}.footer-bottom .container{text-align:center;flex-direction:column;gap:6px;font-size:12px}}@media (width<=380px){.about-photo-frame{width:220px;height:220px}.hero-title{font-size:1.6rem}.typed-wrap{min-width:90px;padding:0 6px}.stat-card h3{font-size:1.45rem}.stats-grid{gap:10px}.stat-card{padding:18px 12px}.section-head h2{font-size:1.5rem}.float-pill{padding:3px 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var(--border);border-radius:var(--r-xl);-webkit-backdrop-filter:blur(24px)saturate(180%);backdrop-filter:blur(24px)saturate(180%);background:#0f1624d9;width:100%;max-width:460px;padding:38px 34px;position:relative;overflow:hidden;box-shadow:0 30px 80px #000000b3,0 0 80px #00f0ff14}.login-card:before{content:"";border-radius:inherit;z-index:-1;opacity:.4;filter:blur(16px);background:linear-gradient(135deg,#00f0ff66,#7c3aed66,#ff3cac4d);animation:4s infinite pulse-bg;position:absolute;inset:-1px}@keyframes pulse-bg{0%,to{opacity:.3}50%{opacity:.6}}.login-back{color:var(--text-dim);font-size:12px;font-family:var(--font-mono);align-items:center;gap:6px;text-decoration:none;transition:color .2s;display:inline-flex;position:absolute;top:16px;right:18px}.login-back:hover{color:var(--cyan)}.login-head{text-align:center;margin-bottom:28px}.login-head .logo-mark{width:56px;height:56px;color:var(--cyan);filter:drop-shadow(0 0 16px #00f0ff80);margin:0 auto 20px;animation:18s linear infinite spin-slow}.login-head .logo-mark svg{width:100%;height:100%}.login-head h2{margin-bottom:6px;font-size:1.6rem;font-weight:800}.login-head p{color:var(--text-dim);font-size:13.5px}.login-form{flex-direction:column;gap:14px;display:flex}.field{flex-direction:column;gap:6px;display:flex}.field-label{color:var(--text-dim);font-size:12px;font-weight:500}.field-input{border:1px solid var(--border);border-radius:var(--r-sm);background:#0000004d;align-items:center;gap:10px;padding:0 12px;transition:border-color .2s,box-shadow .2s;display:flex}.field-input:focus-within{border-color:var(--cyan);box-shadow:0 0 0 3px #00f0ff1f}.field-input svg{color:var(--text-muted);flex-shrink:0}.field-input input{color:var(--text);font-family:var(--font);background:0 0;border:none;outline:none;flex:1;padding:12px 0;font-size:14px}.field-input input::placeholder{color:var(--text-muted)}.show-pass{cursor:pointer;color:var(--text-muted);background:0 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0;position:absolute;top:30%;bottom:30%}.badge-num{color:var(--cyan);font-size:11px;font-weight:700;font-family:var(--font-mono);background:#00f0ff26;border-radius:999px;margin-inline-start:auto;padding:2px 8px}.badge-num.cyan{background:linear-gradient(135deg, var(--cyan), var(--purple));color:#001018;letter-spacing:.5px;font-size:9.5px}.side-foot{border-top:1px solid var(--border);align-items:center;gap:10px;margin-top:12px;padding:14px;display:flex}.user-mini{flex:1;align-items:center;gap:10px;min-width:0;display:flex}.user-mini .avatar{background:var(--gradient-1);color:#001018;border-radius:50%;flex-shrink:0;place-items:center;width:38px;height:38px;font-size:14px;font-weight:800;display:grid}.user-mini strong{color:var(--text);font-size:13px;display:block}.user-mini small{color:var(--text-muted);white-space:nowrap;text-overflow:ellipsis;max-width:130px;font-size:11px;display:block;overflow:hidden}.logout-btn{border:1px solid var(--border);color:var(--text-dim);cursor:pointer;background:0 0;border-radius:8px;flex-shrink:0;padding:8px;transition:all .2s}.logout-btn:hover{color:var(--red);border-color:var(--red);background:#ff38600f}.main{min-height:100vh;padding:24px 28px 40px;position:relative}.topbar{border-bottom:1px solid var(--border);align-items:center;gap:14px;margin-bottom:28px;padding-bottom:16px;display:flex}.open-side{border:1px solid var(--border);color:var(--text);cursor:pointer;background:0 0;border-radius:8px;padding:8px;display:none}.search{border:1px solid var(--border);background:#00000040;border-radius:999px;flex:1;align-items:center;gap:10px;max-width:460px;padding:0 16px;transition:border-color .2s;display:flex}.search:focus-within{border-color:var(--cyan)}.search svg{color:var(--text-muted)}.search input{color:var(--text);font-family:var(--font);background:0 0;border:none;outline:none;flex:1;padding:11px 0;font-size:13.5px}.search kbd{font-family:var(--font-mono);color:var(--text-muted);border:1px solid var(--border);background:#ffffff0d;border-radius:4px;padding:2px 8px;font-size:11px}.topbar-actions{align-items:center;gap:10px;margin-inline-start:auto;display:flex}.icon-btn{border:1px solid var(--border);width:38px;height:38px;color:var(--text-dim);cursor:pointer;background:#00000040;border-radius:50%;place-items:center;transition:all .2s;display:grid;position:relative}.icon-btn:hover{color:var(--cyan);border-color:var(--cyan)}.icon-btn .dot{background:var(--red);width:8px;height:8px;box-shadow:0 0 6px var(--red);border-radius:50%;position:absolute;top:8px;right:8px}.topbar-avatar{background:var(--gradient-1);color:#001018;cursor:pointer;border-radius:50%;place-items:center;width:38px;height:38px;font-weight:800;display:grid}.view{animation:.4s fade-in;display:none}.view.active{display:block}@keyframes fade-in{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}.view-head{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:16px;margin-bottom:24px;display:flex}.view-head h1{margin-bottom:4px;font-size:1.6rem;font-weight:800}.view-head p{color:var(--text-dim);font-size:14px}.view-tools{flex-wrap:wrap;gap:8px;display:flex}.chip{background:var(--surface);border:1px solid var(--border);color:var(--text-dim);font-family:var(--font);cursor:pointer;border-radius:999px;padding:7px 14px;font-size:12.5px;font-weight:600}.chip.active{background:var(--gradient-1);color:#001018;border-color:#0000}.welcome-card{border:1px solid var(--border);border-radius:var(--r-lg);background:linear-gradient(135deg,#00f0ff14,#7c3aed1a);justify-content:space-between;align-items:center;gap:20px;margin-bottom:22px;padding:30px;display:flex;position:relative;overflow:hidden}.welcome-card:after{content:"";pointer-events:none;background-image:linear-gradient(#00f0ff0a 1px,#0000 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print{body{display:none!important}}.lab-tabs{border-bottom:1px solid var(--border);gap:6px;margin-bottom:18px;padding-bottom:0;display:flex}.lab-tab{color:var(--text-dim);font-family:var(--font);cursor:pointer;background:0 0;border:none;border-bottom:2px solid #0000;align-items:center;gap:8px;padding:12px 18px;font-size:13.5px;font-weight:600;transition:all .2s;display:inline-flex}.lab-tab:hover{color:var(--text)}.lab-tab.active{color:var(--cyan);border-bottom-color:var(--cyan)}.lab-panel{display:none}.lab-panel.active{animation:.3s fade-in;display:block}.term-toolbar{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;margin-bottom:14px;display:flex}.vendor-switch,.term-actions,.topo-tools{flex-wrap:wrap;align-items:center;gap:6px;display:flex}.vsw{background:var(--surface);border:1px solid var(--border);color:var(--text-dim);font-family:var(--font);cursor:pointer;border-radius:8px;align-items:center;gap:6px;padding:8px 14px;font-size:12.5px;font-weight:600;transition:all .2s;display:inline-flex}.vsw:hover{color:var(--cyan);border-color:var(--cyan);background:#00f0ff0d}.vsw.active{color:var(--cyan);background:linear-gradient(135deg,#00f0ff2e,#7c3aed2e);border-color:#00f0ff66}.vsw.danger:hover{color:var(--red);border-color:var(--red);background:#ff38600d}.terminal-window{border:1px solid var(--border);border-radius:var(--r-md);background:#0a0e18;overflow:hidden;box-shadow:0 14px 40px #0009,0 0 60px #00f0ff0d}.terminal-window .terminal-head{border-bottom:1px solid var(--border);background:#00000080;align-items:center;gap:12px;padding:10px 14px;display:flex}.terminal-window .terminal-body{font-family:var(--font-mono);text-align:left;cursor:text;-webkit-user-select:text;user-select:text;direction:ltr;min-height:380px;max-height:60vh;padding:14px 16px;font-size:13px;line-height:1.7;overflow-y:auto}.term-out{white-space:pre-wrap;word-break:break-word}.term-out .echo{color:var(--text)}.term-out .echo .pp{color:var(--cyan);font-weight:700}.term-out .out{color:var(--text-dim)}.term-out .err{color:var(--red)}.term-out .ok{color:var(--neon)}.term-out .hl{color:var(--cyan)}.term-out .warn{color:var(--orange)}.term-out .h{color:var(--purple);font-weight:700}.term-input-row{align-items:center;gap:6px;margin-top:4px;display:flex}.term-prompt{color:var(--cyan);white-space:nowrap;font-weight:700;font-family:var(--font-mono)}#termInput{min-width:0;color:var(--text);font-family:var(--font-mono);caret-color:var(--cyan);direction:ltr;background:0 0;border:none;outline:none;flex:1;padding:2px 0;font-size:13px;-webkit-user-select:text!important;user-select:text!important;pointer-events:auto!important}#termInput::placeholder{color:var(--text-muted);opacity:.7}#termInput:focus{outline:none}.term-input-row,.terminal-window .terminal-body{pointer-events:auto}.term-hints{border:1px dashed var(--border);border-radius:var(--r-sm);color:var(--text-dim);background:#00f0ff0a;flex-wrap:wrap;align-items:center;gap:14px;margin-top:12px;padding:12px 16px;font-size:12px;display:flex}.term-hints strong{color:var(--cyan);font-family:var(--font-mono)}.term-hints code{color:var(--cyan);font-family:var(--font-mono);background:#00f0ff14;border-radius:4px;padding:1px 6px}.switch-viz{background:var(--surface);border:1px solid var(--border);border-radius:var(--r-md);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);margin-top:14px;overflow:hidden}.sv-toolbar{border-bottom:1px solid var(--border);background:#00000040;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;padding:12px 16px;display:flex}.sv-title{color:var(--cyan);align-items:center;gap:8px;font-size:13px;font-weight:700;display:inline-flex}.sv-model{align-items:center;gap:8px;display:inline-flex}.sv-model label{color:var(--text-dim);font-size:12px}.sv-model select{border:1px solid var(--border);color:var(--text);font-family:var(--font);cursor:pointer;background:#0006;border-radius:6px;outline:none;padding:6px 12px;font-size:12.5px}.device-chassis{perspective:1800px;perspective-origin:50% 30%;background:radial-gradient(at 50% 100%,#00f0ff14,#0000 60%),radial-gradient(at 50% 0,#7c3aed0f,#0000 60%),#050810;place-items:center;padding:50px 24px 60px;display:grid;position:relative;overflow:hidden}.device-chassis:before{content:"";pointer-events:none;background-image:linear-gradient(#00f0ff0a 1px,#0000 1px),linear-gradient(90deg,#00f0ff0a 1px,#0000 1px);background-size:30px 30px;position:absolute;inset:0;-webkit-mask-image:linear-gradient(#0000 50%,#000);mask-image:linear-gradient(#0000 50%,#000)}.chassis{width:100%;max-width:940px;transform-style:preserve-3d;filter:drop-shadow(0 30px 30px #0009);margin-top:30px;transition:transform .6s cubic-bezier(.4,0,.2,1);position:relative;transform:rotateX(18deg)rotate(0)}.chassis:hover{transform:rotateX(8deg)}.chassis-front-face{background:linear-gradient(#ffffff0f 0%,#0000 12% 88%,#0006 100%),linear-gradient(#2a313e 0%,#1d232f 25%,#161b25 60%,#0e131c 100%);border-radius:10px;padding:18px 22px 20px;position:relative;box-shadow:inset 0 2px #ffffff14,inset 0 -2px #0009,inset 1px 0 #ffffff0a,inset -1px 0 #0006,0 8px 20px #0009}.chassis-front-face:before{content:"";inset-inline:0;transform-origin:top;background:linear-gradient(#3a4150,#1a1f2a);border-radius:10px 10px 0 0;height:14px;position:absolute;top:0;transform:rotateX(-90deg);box-shadow:inset 0 -2px 4px #0006}.chassis-front-face:after{content:"";inset-inline:0;transform-origin:bottom;background:linear-gradient(#0a0d14,#050810);border-radius:0 0 10px 10px;height:18px;position:absolute;bottom:0;transform:rotateX(90deg)}.chassis-front-face>*{z-index:1;position:relative}.chassis-front{border-bottom:1px solid #00000080;align-items:center;gap:18px;margin-bottom:14px;padding-bottom:14px;display:flex;box-shadow:0 1px #ffffff0a}.brand-tag{font-family:var(--font-mono);border-inline-end:1px solid #0006;flex-direction:column;flex-shrink:0;padding-inline-end:16px;display:flex;position:relative;box-shadow:1px 0 #ffffff0a}.brand-tag strong{color:#fff;letter-spacing:2.5px;text-shadow:0 1px #ffffff1a,0 -1px #00000080,0 0 12px #00f0ff33;font-size:18px;font-weight:900;line-height:1}.brand-tag small{color:#fff6;letter-spacing:1.5px;text-transform:uppercase;margin-top:4px;font-size:9.5px}.chassis-leds{background:linear-gradient(#0a0d14,#050810);border:1px solid #0009;border-radius:4px;align-items:center;gap:14px;margin-inline-start:auto;padding:6px 14px;display:flex;box-shadow:inset 0 1px 2px #000c,0 1px #ffffff0a}.chassis-led{flex-direction:column;align-items:center;gap:4px;display:flex}.chassis-led .ld{background:radial-gradient(circle at 35% 30%,#ffffff4d,#0000 50%),#0a1018;border-radius:50%;width:9px;height:9px;position:relative;box-shadow:inset 0 1px 2px #000c,inset 0 -1px #ffffff0d}.chassis-led.green .ld{background:radial-gradient(circle at 35% 30%,#ffffff80,#0000 60%),#00ff9d;animation:2.5s infinite pulse-led;box-shadow:0 0 10px #00ff9db3,0 0 4px #00ff9d,inset 0 1px 1px #fff6}.chassis-led.amber .ld{background:radial-gradient(circle at 35% 30%,#ffffff80,#0000 60%),#ff8a3d;box-shadow:0 0 10px #ff8a3db3,inset 0 1px 1px #fff6}.chassis-led.red .ld{background:radial-gradient(circle at 35% 30%,#ffffff80,#0000 60%),#ff3860;box-shadow:0 0 10px #ff3860b3}@keyframes pulse-led{0%,to{opacity:1}60%{opacity:.6}}.chassis-led .lbl{color:#fff9;font-size:7.5px;font-family:var(--font-mono);letter-spacing:1px;text-transform:uppercase;font-weight:700}.port-grid{background:linear-gradient(#060810 0%,#0c1018 100%);border:1px solid #000;border-radius:4px;gap:3px;padding:10px;display:grid;box-shadow:inset 0 2px 4px #000000e6,inset 0 -1px #ffffff08,0 1px #ffffff0a}.port-grid.cols-12{grid-template-columns:repeat(12,1fr)}.port-grid.cols-24{grid-template-columns:repeat(12,1fr);grid-auto-rows:auto}.port-grid.cols-25{grid-template-columns:repeat(13,1fr)}.port-grid.cols-8{grid-template-columns:repeat(8,1fr)}.port-grid.cols-4{grid-template-columns:repeat(4,1fr)}.port-grid.cols-6{grid-template-columns:repeat(6,1fr)}.port-grid.cols-5{grid-template-columns:repeat(5,1fr)}.port{aspect-ratio:1/1.15;cursor:pointer;background:radial-gradient(at 50% 70%,#000 0%,#0a0d14 30%,#0000 60%),linear-gradient(#2a3142 0%,#1d2330 35%,#131822 70%,#0a0d14 100%);border:1px solid #000;border-radius:3px 3px 2px 2px;flex-direction:column;justify-content:flex-start;align-items:center;min-height:42px;padding:2px 0 0;transition:all .15s;display:flex;position:relative;overflow:hidden;box-shadow:inset 0 1px #ffffff14,inset 1px 0 #ffffff0a,inset -1px 0 #00000080,inset 0 -2px #0009,0 1px #ffffff08}.port:before{content:"";background:repeating-linear-gradient(90deg,#0000 0 1px,#daa52066 1px 2px,#0000 2px 4px) top/100% 50% no-repeat;border-radius:2px 2px 0 0;position:absolute;inset:22% 15% 25%;box-shadow:inset 0 2px 3px #000000f2,inset 0 -1px 1px #ffffff0a}.port:after{content:"";top:18%;z-index:2;background:#000;border-radius:0 0 2px 2px;height:4px;position:absolute;inset-inline:35%;box-shadow:inset 0 1px 1px #000000e6}.port:hover{box-shadow:inset 0 1px 0 #ffffff1a, inset 1px 0 0 #ffffff0f, inset -1px 0 0 #00000080, inset 0 -2px 0 #0009, 0 0 0 1px var(--cyan), 0 0 12px #00f0ff4d;z-index:5}.port .num{z-index:3;color:#ffffffb3;font-size:9px;font-family:var(--font-mono);text-shadow:0 1px #000000e6,0 0 1px #000000b3;letter-spacing:.5px;background:linear-gradient(#ffffff0d,#0000);border-radius:2px;padding:1px 3px;font-weight:800;line-height:1;position:relative}.port .led{top:4px;z-index:4;background:#0a1018;border-radius:1px;width:5px;height:5px;transition:all .2s;position:absolute;inset-inline-start:4px;box-shadow:inset 0 1px 1px #000c}.port .led.on{background:radial-gradient(circle at 30% 30%,#ffffffb3,#0000 60%),#00ff9d;animation:1.6s ease-in-out infinite blink-led;box-shadow:0 0 6px #00ff9de6,0 0 2px #00ff9d,inset 0 1px #ffffff80}.port .led.off{background:#0a1018;box-shadow:inset 0 1px 1px #000c}.port .led.amber{background:radial-gradient(circle at 30% 30%,#fff9,#0000 60%),#ff8a3d;box-shadow:0 0 5px #ff8a3dcc,inset 0 1px #fff6}.port .led.red{background:radial-gradient(circle at 30% 30%,#fff9,#0000 60%),#ff3860;box-shadow:0 0 5px #ff3860cc,inset 0 1px #fff6}.port .led-act{top:4px;z-index:4;background:#0a1018;border-radius:1px;width:5px;height:5px;position:absolute;inset-inline-end:4px;box-shadow:inset 0 1px 1px #000c}.port .led-act.on{background:radial-gradient(circle at 30% 30%,#ffffff80,#0000 60%),#ffd166;animation:.5s ease-in-out infinite blink-act;box-shadow:0 0 4px #ffd166b3,inset 0 1px #fff6}@keyframes blink-led{0%,60%,to{opacity:1}70%,90%{opacity:.3}}@keyframes blink-act{0%,to{opacity:1}50%{opacity:.4}}.port[data-vlan="1"]{box-shadow:inset 0 1px #ffffff14,inset 1px 0 #ffffff0a,inset -1px 0 #00000080,inset 0 -2px #0009,inset 0 0 0 1px #00f0ff40}.port[data-vlan="10"]{background:radial-gradient(at 50% 70%,#000 0%,#0a0d14 30%,#0000 60%),linear-gradient(#3a2a55 0%,#251a3a 35%,#14101e 70%,#0a0810 100%);box-shadow:inset 0 1px #ffffff14,inset 1px 0 #ffffff0a,inset -1px 0 #00000080,inset 0 -2px #0009,inset 0 0 0 1px #7c3aed80}.port[data-vlan="20"]{background:radial-gradient(at 50% 70%,#000 0%,#0a0d14 30%,#0000 60%),linear-gradient(#4a2e1a 0%,#2e1d10 35%,#1c1208 70%,#0a0805 100%);box-shadow:inset 0 1px #ffffff14,inset 1px 0 #ffffff0a,inset -1px 0 #00000080,inset 0 -2px #0009,inset 0 0 0 1px #ff8a3d80}.port[data-vlan="30"]{background:radial-gradient(at 50% 70%,#000 0%,#0a0d14 30%,#0000 60%),linear-gradient(#4a2040 0%,#2a1426 35%,#1a0a16 70%,#0a040a 100%);box-shadow:inset 0 1px #ffffff14,inset 1px 0 #ffffff0a,inset -1px 0 #00000080,inset 0 -2px #0009,inset 0 0 0 1px #ff3cac80}.port[data-vlan=trunk]{background:radial-gradient(at 50% 70%,#000 0%,#0a0d14 30%,#0000 60%),linear-gradient(#1a4a30 0%,#0d2a18 35%,#08180e 70%,#040a06 100%);box-shadow:inset 0 1px #ffffff14,inset 1px 0 #ffffff0a,inset -1px 0 #00000080,inset 0 -2px #0009,inset 0 0 0 1px #00ff9d80}.port.active-port{z-index:6;box-shadow:inset 0 1px 0 #ffffff1a, inset 1px 0 0 #ffffff0f, inset -1px 0 0 #00000080, inset 0 -2px 0 #0009, 0 0 0 2px var(--cyan), 0 0 22px #00f0ff99!important}.port .vlan-mark{bottom:2px;color:#fff;font-size:7px;font-family:var(--font-mono);z-index:4;text-shadow:0 0 4px;letter-spacing:.5px;background:#000000b3;border-radius:2px;padding:0 3px;font-weight:800;line-height:1.3;position:absolute;inset-inline-end:2px}.sfp-block{background:linear-gradient(#060810,#0c1018);border:1px solid #000;border-radius:4px;align-items:stretch;gap:4px;padding:10px;display:flex;box-shadow:inset 0 2px 4px #000000e6,inset 0 -1px #ffffff08}.sfp-block .port{aspect-ratio:1.6;background:radial-gradient(at 50% 70%,#000 0%,#0a0d14 30%,#0000 60%),linear-gradient(#1a2238 0%,#131825 35%,#0a0d14 100%);min-width:56px}.sfp-block .port:before{border-radius:1px;inset:30% 12% 18%}.sfp-block .port:after{display:none}.chassis-row{grid-template-columns:1fr auto;align-items:stretch;gap:10px;display:grid}.chassis-row.center{grid-template-columns:1fr}.console-block{font-family:var(--font-mono);color:#ffffff80;letter-spacing:1px;text-transform:uppercase;background:linear-gradient(#0a0d14,#050810);border:1px solid #000;border-radius:4px;align-items:center;gap:10px;padding:10px 14px;font-size:9.5px;display:flex;box-shadow:inset 0 1px 2px #000c,0 1px #ffffff08}.console-block .console-port{background:linear-gradient(#1a1f2a,#0a0d14);border:1px solid #000;border-radius:2px;width:22px;height:14px;position:relative;box-shadow:inset 0 1px 2px #000000e6,inset 0 -1px #ffffff0a}.console-block .console-port:after{content:"";background:#000;border-radius:1px;position:absolute;inset:25% 18%}.chassis.cisco .brand-tag strong{color:#fff;background:linear-gradient(#fff,#cce);-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text}.chassis.cisco .brand-tag:after{content:"";background:linear-gradient(90deg,#0093d8,#00b8d4,#0093d8);border-radius:2px;width:50px;height:4px;margin-top:6px;display:block;box-shadow:0 0 8px #00b8d499}.chassis.mt .chassis-front-face{background:linear-gradient(#ffffff0a 0%,#0000 12% 88%,#0006 100%),linear-gradient(#2a2018 0%,#1d160e 25%,#160f08 60%,#0e0a05 100%)}.chassis.mt .brand-tag strong{color:#ff8a3d;text-shadow:0 1px #ffffff1a,0 -1px #00000080,0 0 12px #ff8a3d4d}.chassis.mt .brand-tag:after{content:"";background:linear-gradient(90deg,#ff8a3d,#ffd166,#ff8a3d);border-radius:2px;width:50px;height:4px;margin-top:6px;display:block;box-shadow:0 0 8px #ff8a3d99}.rack-ears{pointer-events:none;z-index:-1;justify-content:space-between;display:flex;position:absolute;inset:0 -22px}.rack-ear{background:linear-gradient(#2a313e,#14181f);border:1px solid #000;border-radius:4px;width:22px;position:relative;box-shadow:inset 0 1px #ffffff14,inset 0 -1px #00000080}.rack-ear:before,.rack-ear:after{content:"";margin:auto;background:radial-gradient(circle,#000 30%,#2a313e 35%,#444 50%,#2a313e 70%);border-radius:50%;width:8px;height:8px;margin-inline:auto;position:absolute;inset-inline:0}.rack-ear:before{top:14%}.rack-ear:after{bottom:14%}.chassis.mt .rack-ear{background:linear-gradient(#2a2018,#14100a)}.sv-legend{border-top:1px solid var(--border);color:var(--text-dim);font-size:11.5px;font-family:var(--font-mono);background:#0003;flex-wrap:wrap;gap:14px 18px;padding:12px 16px;display:flex}.lg-item{align-items:center;gap:6px;display:inline-flex}.lg-item .led{border-radius:50%;width:8px;height:8px;display:inline-block}.lg-item .led.on{background:var(--neon);box-shadow:0 0 6px var(--neon)}.lg-item .led.off{background:#2a3142}.lg-item .led.amber{background:var(--orange);box-shadow:0 0 6px var(--orange)}.lg-item .vlan-chip{border-radius:2px;width:12px;height:8px;display:inline-block}.sv-status{border-top:1px solid var(--border);font-family:var(--font-mono);color:var(--text-dim);background:#0000004d;flex-wrap:wrap;gap:18px;padding:10px 16px;font-size:11.5px;display:flex}.sv-status strong{color:var(--cyan);margin-inline-start:4px}.topo-toolbar{flex-wrap:wrap;justify-content:space-between;gap:12px;margin-bottom:14px;display:flex}.topo-label{color:var(--text-dim);font-size:12px;font-family:var(--font-mono);margin-inline-end:4px}.dev-icon.mini{width:22px;height:22px;font-size:10px;font-weight:800;font-family:var(--font-mono);border-radius:6px;place-items:center;margin-inline-end:4px;display:inline-grid}.dev-icon.mini.router{color:var(--cyan);background:#00f0ff33;border:1px solid #00f0ff66}.dev-icon.mini.switch{color:var(--purple);background:#7c3aed33;border:1px solid #7c3aed66}.dev-icon.mini.pc{color:var(--neon);background:#00ff9d2e;border:1px solid #00ff9d66}.dev-icon.mini.server{color:var(--orange);background:#ff8a3d2e;border:1px solid #ff8a3d66}.topo-stage{border:1px solid var(--border);border-radius:var(--r-md);background-color:#050810;background-image:linear-gradient(#00f0ff0d 1px,#0000 1px),linear-gradient(90deg,#00f0ff0d 1px,#0000 1px);background-position:0 0;background-repeat:repeat;background-size:25px 25px;background-attachment:scroll;background-origin:padding-box;background-clip:border-box;height:540px;position:relative;overflow:hidden}#topoCanvas{cursor:default;width:100%;height:100%;display:block}.topo-status{top:14px;border:1px solid var(--border);color:var(--text);font-size:12px;font-family:var(--font-mono);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);background:#000000b3;border-radius:999px;align-items:center;gap:8px;padding:6px 14px;display:flex;position:absolute;inset-inline-start:14px}.status-dot{background:var(--neon);width:8px;height:8px;box-shadow:0 0 8px var(--neon);border-radius:50%;animation:1.6s infinite ping}.topo-legend{bottom:14px;color:var(--text-muted);font-size:11px;font-family:var(--font-mono);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border:1px solid var(--border);background:#00000080;border-radius:8px;flex-direction:column;align-items:flex-end;gap:4px;padding:8px 12px;display:flex;position:absolute;inset-inline-end:14px}.device-editor{top:14px;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border:1px solid var(--cyan);border-radius:var(--r-md);z-index:5;opacity:0;pointer-events:none;background:#0f1624eb;width:260px;transition:all .3s;position:absolute;inset-inline-end:14px;transform:translate(0);box-shadow:0 12px 40px #00000080,0 0 30px #00f0ff26}body[dir=rtl] .device-editor{transform:translate(20px)}.device-editor.open{opacity:1;pointer-events:auto;transform:translate(0)}.de-head{border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;padding:12px 14px;display:flex}.de-head h4{color:var(--cyan);font-size:13px;font-weight:700}.close-de{color:var(--text-dim);cursor:pointer;background:0 0;border:none;padding:0 4px;font-size:24px;line-height:1}.close-de:hover{color:var(--red)}.de-body{flex-direction:column;gap:12px;padding:14px;display:flex}.de-body select{color:var(--text);font-family:var(--font);background:0 0;border:none;outline:none;flex:1;padding:12px 0;font-size:13px}@media (width<=1100px){.player-layout{grid-template-columns:1fr}.lessons-side{max-height:460px;position:static}}@media (width<=980px){.app{grid-template-columns:1fr}.sidebar{z-index:50;width:280px;transition:transform .3s;position:fixed;inset:0 auto;inset-inline-start:0;transform:translate(-100%)}body[dir=rtl] .sidebar{transform:translate(100%)}.sidebar.open{transform:translate(0)!important}.close-side{display:block}.open-side{display:grid}.dash-grid{grid-template-columns:1fr}.dash-stats{grid-template-columns:1fr 1fr}.welcome-card{text-align:center;flex-direction:column}.welcome-art svg{width:160px;height:130px}.profile-grid{grid-template-columns:1fr}}@media (width<=720px){.main{padding:18px 16px 32px}.topbar{gap:8px;margin-bottom:22px;padding-bottom:14px}.search{min-width:0;max-width:none}.search kbd{display:none}.topbar-actions{gap:6px}.icon-btn{width:34px;height:34px}.login-card{border-radius:var(--r-lg);padding:28px 22px}.login-head h2{font-size:1.35rem}.welcome-card{padding:24px 20px}.welcome-card h1{font-size:1.3rem}.welcome-card p{font-size:13px}.welcome-art{display:none}.dash-stats{grid-template-columns:1fr 1fr;gap:10px}.d-stat{gap:10px;padding:14px}.d-icon{border-radius:10px;width:38px;height:38px}.d-stat strong{font-size:1rem}.d-stat span{font-size:11px}.panel-block{padding:18px}.ci-thumb{width:42px;height:42px}.ci-thumb svg{width:18px;height:18px}.ci-info h4{font-size:13px}.ci-info small{font-size:10.5px}.play-mini{width:32px;height:32px}.view-head h1{font-size:1.3rem}.view-head{gap:10px}.chip{padding:6px 12px;font-size:11.5px}.vctrl{padding:24px 8px 8px}.vc-row{flex-wrap:wrap;gap:4px}.vc-vol input[type=range]{width:60px}.vc-time{font-size:11px}.vc-select{padding:4px 8px;font-size:11px}.vc-btn{padding:6px}.vc-btn svg{width:16px;height:16px}.watermark{top:8px;padding:4px 8px;font-size:9.5px;inset-inline-end:8px}.big-play{width:60px;height:60px}.big-play svg{width:24px;height:24px}.lesson-info{padding:18px}.lesson-title-row h2{font-size:1.1rem}.lesson-actions{gap:0}.btn-soft{padding:8px 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