:root{color-scheme:light}
html{scroll-behavior:smooth;background:#f5f8fb}body{margin:0;min-width:320px}
.blog-site{--bg:#f5f8fb;--surface:#fff;--soft:#eaf3f5;--text:#112936;--muted:#526b78;--line:#cad9df;--navy:#123d55;--teal:#008b82;--teal-soft:#dff4ef;--coral:#d85642;--gold:#e9b44c;--focus:#ffb000;--shadow:0 20px 60px rgba(19,61,84,.12);--scale:1;color:var(--text);background:var(--bg);font:calc(16px * var(--scale))/1.72 Inter,Arial,sans-serif;overflow-x:clip}
.blog-site[data-theme="dark"]{--bg:#07171f;--surface:#102630;--soft:#17343d;--text:#edf7f8;--muted:#b7ccd2;--line:#32515c;--navy:#dff7f6;--teal:#4ad1c4;--teal-soft:#153d3b;--coral:#ff8d75;--gold:#ffd175;--shadow:0 22px 70px rgba(0,0,0,.36);color-scheme:dark}
.blog-site[data-scale="1.15"]{--scale:1.15}.blog-site[data-scale="1.3"]{--scale:1.3}.blog-site *{box-sizing:border-box}.blog-site a{color:inherit}.blog-site img{max-width:100%}.blog-site button{font:inherit}.blog-site :focus-visible{outline:3px solid var(--focus);outline-offset:3px}.wrap{width:min(1160px,calc(100% - 40px));margin-inline:auto}.skip{position:absolute;left:12px;top:-70px;z-index:100;padding:10px 14px;background:var(--surface);border:2px solid var(--teal);border-radius:10px}.skip:focus{top:12px}
.header{position:sticky;top:0;z-index:50;background:color-mix(in srgb,var(--bg) 90%,transparent);border-bottom:1px solid var(--line);backdrop-filter:blur(18px)}.nav{min-height:74px;display:flex;align-items:center;justify-content:space-between;gap:22px}.brand{display:inline-flex;align-items:center;gap:10px;text-decoration:none;font-weight:800;white-space:nowrap}.brand img{width:42px;height:42px;border-radius:12px;object-fit:cover}.brand-name{display:grid;line-height:1}.brand-name strong{color:var(--navy);font-size:.86rem;letter-spacing:.02em}.brand-name small{margin-top:5px;color:var(--teal);font-size:.64rem;font-weight:800;letter-spacing:.18em}.nav-links{display:flex;align-items:center;gap:20px}.nav-links a{min-height:32px;display:inline-flex;align-items:center;padding:5px 3px;color:var(--muted);text-decoration:none;font-size:.86rem;font-weight:700}.nav-links a:hover,.nav-links a[aria-current="page"]{color:var(--teal)}.access{display:flex;gap:7px}.icon-btn{min-width:42px;min-height:42px;display:inline-grid;place-items:center;padding:0 10px;border:1px solid var(--line);border-radius:12px;color:var(--text);background:var(--surface);cursor:pointer;font-weight:800}.icon-btn:hover{border-color:var(--teal)}.icon-btn svg{width:19px;height:19px;fill:none;stroke:currentColor;stroke-width:2}.menu-btn{display:none}
.hero{padding:78px 0 62px;background:radial-gradient(circle at 85% 15%,color-mix(in srgb,var(--teal) 18%,transparent),transparent 32%),radial-gradient(circle at 10% 80%,color-mix(in srgb,var(--coral) 9%,transparent),transparent 28%)}.crumbs{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:24px;color:var(--muted);font-size:.8rem}.crumbs a:hover{color:var(--teal)}.eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--teal);font-size:.78rem;font-weight:800;letter-spacing:.08em;text-transform:uppercase}.eyebrow:before{content:"";width:24px;height:2px;background:currentColor}.hero h1{max-width:900px;margin:18px 0 22px;font-size:clamp(2.45rem,6vw,5.25rem);line-height:1.03;letter-spacing:-.055em}.hero h1 span{color:var(--teal)}.lead{max-width:820px;margin:0;color:var(--muted);font-size:1.16rem}.meta{display:flex;gap:18px;flex-wrap:wrap;margin-top:24px;color:var(--muted);font-size:.82rem;font-weight:700}.meta span{display:inline-flex;gap:7px;align-items:center}.meta i{width:8px;height:8px;border-radius:50%;background:var(--teal)}
.toc-band{border-block:1px solid var(--line);background:var(--surface)}.toc{display:grid;grid-template-columns:auto repeat(3,1fr);align-items:stretch}.toc-title{padding:22px 20px 22px 0;color:var(--navy);font-weight:900}.toc a{display:flex;align-items:center;gap:10px;padding:18px 20px;border-left:1px solid var(--line);color:var(--muted);text-decoration:none;font-size:.84rem;font-weight:700}.toc a:hover{color:var(--teal);background:var(--teal-soft)}.toc b{color:var(--teal)}
.article{padding:92px 0}.article:nth-of-type(even){background:var(--soft)}.article-grid{display:grid;grid-template-columns:minmax(0,1fr) 290px;gap:70px;align-items:start}.article-main{max-width:780px}.kicker{display:block;margin-bottom:12px;color:var(--teal);font-size:.78rem;font-weight:900;letter-spacing:.08em;text-transform:uppercase}.article h2{margin:0 0 22px;font-size:clamp(2rem,4vw,3.35rem);line-height:1.08;letter-spacing:-.045em}.article h3{margin:38px 0 12px;font-size:1.45rem;line-height:1.22;letter-spacing:-.025em}.article p{margin:0 0 18px;color:var(--muted)}.article strong{color:var(--text)}.article ul,.article ol{margin:0 0 22px;padding-left:24px;color:var(--muted)}.article li{margin:8px 0;padding-left:5px}.article blockquote{margin:30px 0;padding:20px 24px;border-left:4px solid var(--teal);background:var(--teal-soft);color:var(--text);font-weight:700}.article-aside{position:sticky;top:100px;display:grid;gap:18px}.aside-box{padding:24px;border:1px solid var(--line);border-radius:20px;background:var(--surface);box-shadow:var(--shadow)}.aside-box h3{margin:0 0 12px;font-size:1.08rem}.aside-box p{font-size:.84rem}.checklist{list-style:none!important;padding:0!important;margin:0!important}.checklist li{position:relative;margin:10px 0!important;padding-left:27px!important;color:var(--muted);font-size:.84rem}.checklist li:before{content:"✓";position:absolute;left:0;top:0;width:19px;height:19px;display:grid;place-items:center;border-radius:50%;color:#fff;background:var(--teal);font-size:.7rem;font-weight:900}.steps{counter-reset:step;display:grid;gap:12px;margin:28px 0}.step{counter-increment:step;display:grid;grid-template-columns:42px 1fr;gap:14px;padding:18px 0;border-top:1px solid var(--line)}.step:before{content:counter(step,decimal-leading-zero);width:42px;height:42px;display:grid;place-items:center;border-radius:12px;color:#fff;background:var(--navy);font-size:.76rem;font-weight:900}.step b{display:block;margin-bottom:3px}.step p{margin:0;font-size:.88rem}.note{margin:28px 0;padding:19px 22px;border:1px solid color-mix(in srgb,var(--gold) 65%,var(--line));border-radius:16px;background:color-mix(in srgb,var(--gold) 13%,var(--surface));color:var(--muted)}.sources{margin-top:34px;padding-top:20px;border-top:1px solid var(--line);color:var(--muted);font-size:.78rem}.sources a{color:var(--teal);font-weight:700}
.offers{padding:96px 0;background:#07171f;color:#edf7f8}.offers-head{display:grid;gap:14px;margin-bottom:38px}.offers .eyebrow{color:#79d8d0}.offers h2{max-width:820px;margin:0;font-size:clamp(2rem,4vw,3.5rem);line-height:1.08;letter-spacing:-.045em}.offers .lead{color:#b7ccd2}.offer-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.offer{position:relative;display:flex;flex-direction:column;min-width:0;padding:28px;border:1px solid #31505b;border-radius:23px;background:#102630}.offer.featured{border-color:#4ad1c4;background:linear-gradient(150deg,#123d55,#0b4e50)}.badge{align-self:flex-start;margin-bottom:20px;padding:6px 9px;border-radius:99px;color:#07272a;background:#8ce0d8;font-size:.7rem;font-weight:900;letter-spacing:.06em}.offer h3{margin:0 0 12px;font-size:1.45rem;line-height:1.15}.offer p{margin:0 0 18px;color:#b7ccd2;font-size:.88rem}.offer ul{margin:0 0 24px;padding-left:20px;color:#d5e5e8;font-size:.82rem}.offer li{margin:7px 0}.price{margin-top:auto;font-size:2rem;font-weight:900;letter-spacing:-.05em}.price small{display:block;margin-top:5px;color:#9db8bf;font-size:.72rem;font-weight:500;letter-spacing:0}.btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;margin-top:20px;padding:11px 18px;border:1px solid #46636d;border-radius:13px;color:#fff;background:#18343e;text-decoration:none;font-weight:800}.btn-primary{border-color:transparent;background:linear-gradient(135deg,#007b73,#00a294);box-shadow:0 12px 30px rgba(0,139,130,.23)}.btn:hover{transform:translateY(-1px)}
.footer{padding:44px 0;background:#041016;color:#d9e8eb}.footer-grid{display:grid;grid-template-columns:1.2fr .8fr .8fr;gap:35px}.footer h3{margin:0 0 12px;color:#fff;font-size:1rem}.footer p,.footer a{color:#9db8bf;font-size:.8rem}.footer a{display:block;min-height:28px;padding:3px 0}.footer-bottom{display:flex;justify-content:space-between;gap:20px;margin-top:35px;padding-top:20px;border-top:1px solid #29444e;color:#829da5;font-size:.72rem}
@media(max-width:1050px){.nav-links{display:none;position:absolute;left:20px;right:20px;top:74px;padding:18px;border:1px solid var(--line);border-radius:16px;background:var(--surface);box-shadow:var(--shadow)}.nav-links.open{display:grid}.menu-btn{display:inline-grid}.article-grid{grid-template-columns:1fr}.article-main{max-width:none}.article-aside{position:static;grid-template-columns:repeat(2,1fr)}.offer-grid{grid-template-columns:1fr 1fr}.offer.featured{grid-column:1/-1}.toc{grid-template-columns:1fr 1fr}.toc-title{grid-column:1/-1;padding-left:20px}.toc a{border-top:1px solid var(--line)}.toc a:last-child{grid-column:1/-1}}
@media(max-width:700px){.wrap{width:min(100% - 28px,1160px)}.nav{min-height:66px;gap:8px}.brand img{width:36px;height:36px}.brand-name{display:none}.access{gap:5px}.icon-btn{min-width:40px;min-height:40px;padding:0 8px}.nav-links{top:66px;left:14px;right:14px}.hero{padding:55px 0 45px}.hero h1{font-size:clamp(2.35rem,13vw,4rem)}.toc{grid-template-columns:1fr}.toc a,.toc a:last-child{grid-column:auto;border-left:0}.article{padding:68px 0}.article h2{overflow-wrap:anywhere}.article-aside{grid-template-columns:1fr}.offer-grid{grid-template-columns:1fr}.offer.featured{grid-column:auto}.footer-grid{grid-template-columns:1fr}.footer-bottom{display:grid}.meta{display:grid;gap:8px}}
@media(max-width:390px){.access .size-btn{display:none}.article h3{font-size:1.28rem}.offer{padding:23px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.blog-site *{transition:none!important}}