:root{--ink:#0b1220;--muted:#526176;--line:#dce3ec;--paper:#fff;--wash:#f5f7fb;--navy:#0a1733;--blue:#2563eb;--cyan:#0891b2;--green:#0f766e;--orange:#c2410c;--radius:20px;--shadow:0 18px 60px rgba(15,23,42,.10);--max:1180px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--ink);background:var(--paper);line-height:1.68;-webkit-font-smoothing:antialiased}img,svg{max-width:100%;height:auto}a{color:#174fce;text-decoration-thickness:1px;text-underline-offset:3px}a:hover{color:#0b3aab}.skip{position:absolute;left:-9999px;top:auto}.skip:focus{left:18px;top:18px;z-index:999;background:#fff;padding:10px 14px;border-radius:10px;box-shadow:var(--shadow)}
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);backdrop-filter:blur(12px);border-bottom:1px solid rgba(220,227,236,.9)}.nav-wrap{max-width:var(--max);margin:auto;min-height:74px;padding:0 24px;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand{display:flex;align-items:center;gap:11px;color:var(--ink);text-decoration:none;font-weight:850;letter-spacing:-.03em;font-size:1.05rem}.brand-mark{width:34px;height:34px;border-radius:10px;display:grid;place-items:center;background:linear-gradient(135deg,#2563eb,#0891b2);box-shadow:0 7px 22px rgba(37,99,235,.25);color:#fff;font-size:.9rem}.nav{display:flex;align-items:center;gap:4px}.nav a,.dropbtn{color:#243147;text-decoration:none;font-weight:680;font-size:.92rem;padding:10px 11px;border-radius:10px;background:none;border:0;font-family:inherit;cursor:pointer}.nav a:hover,.nav a[aria-current=page],.dropbtn:hover{background:#eef4ff;color:#1546bd}.dropdown{position:relative}.dropdown-menu{display:none;position:absolute;right:0;top:calc(100% - 1px);min-width:290px;background:#fff;border:1px solid var(--line);border-radius:14px;padding:8px;box-shadow:var(--shadow)}.dropdown:hover .dropdown-menu,.dropdown:focus-within .dropdown-menu,.dropdown.open .dropdown-menu{display:block}.dropdown-menu a{display:block}.menu-toggle{display:none;border:1px solid var(--line);background:#fff;border-radius:10px;padding:8px 11px;font-weight:700}
.hero{background:linear-gradient(135deg,#07132c 0%,#0f2d62 58%,#0a6074 100%);color:#fff;overflow:hidden}.hero-inner{max-width:var(--max);margin:auto;padding:72px 24px 66px;display:grid;grid-template-columns:minmax(0,1.1fr) minmax(300px,.9fr);gap:56px;align-items:center}.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:.76rem;letter-spacing:.12em;text-transform:uppercase;font-weight:850;color:#b9e7ff;margin-bottom:14px}.hero h1{font-size:clamp(2.3rem,5vw,4.75rem);line-height:1.02;letter-spacing:-.055em;margin:0 0 22px;max-width:850px}.hero p{font-size:1.1rem;color:#d5e4f5;max-width:730px;margin:0 0 26px}.hero-actions{display:flex;gap:12px;flex-wrap:wrap}.btn{display:inline-flex;align-items:center;justify-content:center;text-decoration:none;border-radius:12px;padding:12px 17px;font-weight:800}.btn-primary{background:#fff;color:#0b2e6b}.btn-primary:hover{background:#eaf3ff;color:#0b2e6b}.btn-secondary{border:1px solid rgba(255,255,255,.35);color:#fff;background:rgba(255,255,255,.08)}.btn-secondary:hover{color:#fff;background:rgba(255,255,255,.15)}
.component-visual{position:relative;min-height:360px}.board{position:absolute;inset:20px 0 0 24px;border:1px solid rgba(255,255,255,.17);border-radius:28px;background:linear-gradient(160deg,rgba(255,255,255,.11),rgba(255,255,255,.02));box-shadow:inset 0 0 0 1px rgba(255,255,255,.05),0 30px 70px rgba(0,0,0,.18)}.chip{position:absolute;width:126px;height:126px;border-radius:20px;left:44%;top:33%;transform:translate(-50%,-50%);background:linear-gradient(145deg,#d7ecff,#7db5ff);border:12px solid #143d75;box-shadow:0 20px 50px rgba(0,0,0,.24);display:grid;place-items:center;color:#0a2856;font-weight:900;letter-spacing:.08em}.ram{position:absolute;right:13%;top:17%;width:34px;height:185px;border-radius:8px;background:#19a97f;border:5px solid #0a4f43;box-shadow:15px 0 0 #19a97f,20px 0 0 5px #0a4f43}.gpu{position:absolute;left:12%;bottom:18%;width:225px;height:72px;border-radius:14px;background:#151f31;border:6px solid #2e4566;box-shadow:0 16px 35px rgba(0,0,0,.25)}.gpu:after{content:"";position:absolute;right:18px;top:11px;width:42px;height:42px;border-radius:50%;border:8px solid #6280a9}.ssd{position:absolute;right:13%;bottom:17%;width:146px;height:30px;border-radius:7px;background:#e7b93a;border:5px solid #7d6421}.trace{position:absolute;border:1px solid rgba(105,218,255,.45);border-radius:999px}.trace.t1{width:190px;left:10%;top:23%}.trace.t2{width:1px;height:140px;right:28%;bottom:18%}
.container{max-width:var(--max);margin:auto;padding:64px 24px}.section-head{max-width:780px;margin-bottom:30px}.section-head h2,.content h2{font-size:clamp(1.55rem,2.5vw,2.15rem);letter-spacing:-.035em;line-height:1.2;margin:0 0 12px}.section-head p{color:var(--muted);font-size:1.03rem}.grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.card{border:1px solid var(--line);border-radius:var(--radius);padding:24px;background:#fff;box-shadow:0 12px 35px rgba(15,23,42,.05)}.card h3{font-size:1.12rem;margin:10px 0 7px;letter-spacing:-.015em}.card p{color:var(--muted);margin:0}.card a.stretch{display:inline-block;margin-top:16px;font-weight:800;text-decoration:none}.icon{width:42px;height:42px;border-radius:12px;background:#edf4ff;display:grid;place-items:center;color:#1d4ed8;font-weight:900}.band{background:var(--wash);border-top:1px solid #e8edf4;border-bottom:1px solid #e8edf4}.facts{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:18px;overflow:hidden}.fact{background:#fff;padding:22px}.fact strong{display:block;font-size:1.45rem;letter-spacing:-.04em}.fact span{color:var(--muted);font-size:.9rem}
.page-hero{background:linear-gradient(135deg,#08152e,#123c72);color:#fff}.page-hero .container{padding-top:58px;padding-bottom:54px}.page-hero h1{font-size:clamp(2rem,4vw,3.6rem);letter-spacing:-.05em;line-height:1.06;max-width:880px;margin:8px 0 16px}.page-hero p{color:#d8e6f6;max-width:780px;font-size:1.08rem;margin:0}.breadcrumbs{font-size:.82rem;color:#b9cbe1}.breadcrumbs a{color:#d9eaff}
.layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:48px;align-items:start}.content{min-width:0}.content h2{margin-top:42px}.content h3{margin-top:28px;font-size:1.24rem;letter-spacing:-.02em}.content p,.content li{color:#2c3b50}.content ul,.content ol{padding-left:22px}.content .lead{font-size:1.12rem;color:#263750}.note{border-left:4px solid #2563eb;background:#f3f7ff;padding:17px 18px;border-radius:0 12px 12px 0;margin:24px 0}.warning{border-left-color:#c2410c;background:#fff6f0}.table-wrap{overflow-x:auto;margin:22px 0}table{border-collapse:collapse;width:100%;font-size:.94rem}th,td{text-align:left;padding:13px;border:1px solid var(--line);vertical-align:top}th{background:#f4f7fb}.toc{position:sticky;top:98px;border:1px solid var(--line);border-radius:18px;padding:20px;background:#fff}.toc h2{font-size:1rem;margin:0 0 10px}.toc a{display:block;padding:7px 0;color:#42526a;text-decoration:none;font-size:.91rem}.toc a:hover{color:#1649bd}.related{margin-top:44px;padding-top:30px;border-top:1px solid var(--line)}
.resource-group{padding:25px;border:1px solid var(--line);border-radius:18px;margin:18px 0;background:#fff}.resource-group h2{margin-top:0}.resource-list{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}.resource-item{padding:15px;border:1px solid #e3e8ef;border-radius:12px}.resource-item a{font-weight:800;text-decoration:none}.resource-item p{margin:4px 0 0;font-size:.9rem;color:var(--muted)}
.footer{background:#07111f;color:#d3deeb;margin-top:50px}.footer-grid{max-width:var(--max);margin:auto;padding:48px 24px 28px;display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:38px}.footer h2{font-size:1rem;color:#fff}.footer p{color:#aebdd0}.footer a{display:block;color:#cbd8e8;text-decoration:none;padding:4px 0;font-size:.92rem}.footer a:hover{color:#fff}.footer-bottom{max-width:var(--max);margin:auto;padding:18px 24px 30px;border-top:1px solid #1c2a3c;color:#91a3ba;font-size:.84rem}
@media(max-width:900px){.menu-toggle{display:block}.nav{display:none;position:absolute;left:18px;right:18px;top:68px;background:#fff;border:1px solid var(--line);border-radius:14px;padding:10px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch}.nav.open{display:flex}.nav a,.dropbtn{text-align:left;width:100%}.dropdown-menu{position:static;display:block;box-shadow:none;border:0;padding:0 0 0 12px}.hero-inner{grid-template-columns:1fr;padding-top:54px}.component-visual{min-height:300px}.grid{grid-template-columns:repeat(2,1fr)}.facts{grid-template-columns:repeat(2,1fr)}.layout{grid-template-columns:1fr}.toc{position:static;order:-1}.footer-grid{grid-template-columns:1fr 1fr}.resource-list{grid-template-columns:1fr}}
@media(max-width:600px){.nav-wrap{padding:0 16px}.brand{font-size:.96rem}.hero-inner,.container{padding-left:18px;padding-right:18px}.hero-inner{padding-bottom:52px;gap:20px}.component-visual{min-height:255px}.board{inset:10px 0 0}.chip{width:95px;height:95px}.ram{height:135px}.gpu{width:170px}.grid,.facts,.footer-grid{grid-template-columns:1fr}.footer-grid{padding-left:18px;padding-right:18px}.page-hero .container{padding-top:44px;padding-bottom:44px}.card{padding:20px}.resource-group{padding:18px}}