:root{
  --navy:#0B1728;--navy-deep:#060D17;--navy-mid:#101F35;
  --teal:#00C4B4;--teal-bright:#2BE0D1;--slate:#8FA2B8;
  --white:#F4F8FB;--line-dark:rgba(143,162,184,.14);
  --display:'Space Grotesk',sans-serif;--body:'Inter',sans-serif;--max:1200px;
}
*{margin:0;padding:0;box-sizing:border-box}
::selection{background:var(--teal);color:var(--navy-deep)}
html{scroll-behavior:smooth}
body{font-family:var(--body);background:var(--navy-deep);color:var(--white);line-height:1.65;font-size:17px;-webkit-font-smoothing:antialiased;overflow-x:hidden}
body::after{content:"";position:fixed;inset:0;pointer-events:none;z-index:98;opacity:.045;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='140' height='140' filter='url(%23n)'/%3E%3C/svg%3E")}
a{color:inherit}
.wrap{max-width:var(--max);margin:0 auto;padding:0 28px}
h1,h2,h3,h4{font-family:var(--display);letter-spacing:-.03em;line-height:1.05}
#progress{position:fixed;top:0;left:0;height:3px;width:0;background:var(--teal);z-index:100}
.btn{display:inline-flex;align-items:center;justify-content:center;font-family:var(--display);font-weight:650;font-size:.98rem;text-decoration:none;border-radius:100px;padding:17px 30px;transition:background .2s,color .2s,border-color .2s;position:relative;will-change:transform}
.btn-primary{background:var(--teal);color:var(--navy-deep)}
.btn-primary:hover{background:var(--teal-bright)}
.btn:focus-visible,a:focus-visible,summary:focus-visible{outline:3px solid var(--teal);outline-offset:4px;border-radius:8px}
header{position:fixed;top:0;left:0;right:0;z-index:60;border-bottom:1px solid transparent;transition:background .3s,border-color .3s}
header.scrolled{background:rgba(6,13,23,.9);backdrop-filter:blur(14px);border-color:var(--line-dark)}
.nav{height:78px;display:flex;align-items:center;justify-content:space-between}
.logo{font-family:var(--display);font-weight:700;font-size:1.2rem;text-decoration:none;letter-spacing:-.02em;z-index:71;position:relative}
.logo span{color:var(--teal)}
.nav-links{display:flex;gap:30px;align-items:center}
.nav-links a{color:var(--slate);text-decoration:none;font-size:.92rem;font-weight:500}
.nav-links a:hover,.nav-links a[aria-current]{color:var(--white)}
.nav .btn{padding:12px 24px;font-size:.9rem;color:var(--navy-deep)}
.burger{display:none;background:none;border:0;width:40px;height:40px;cursor:pointer;z-index:71}
.burger span{display:block;width:24px;height:2px;background:var(--white);margin:5px auto;transition:transform .3s,opacity .3s}
body.menu-open .burger span:nth-child(1){transform:translateY(7px) rotate(45deg)}
body.menu-open .burger span:nth-child(2){opacity:0}
body.menu-open .burger span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.overlay-menu{position:fixed;inset:0;background:var(--navy);z-index:70;display:flex;flex-direction:column;justify-content:center;padding:0 28px;clip-path:inset(0 0 100% 0);visibility:hidden;transition:clip-path .55s cubic-bezier(.76,0,.24,1)}
body.menu-open .overlay-menu{clip-path:inset(0);visibility:visible}
.overlay-menu a{font-family:var(--display);font-weight:700;font-size:clamp(2.2rem,9vw,4rem);text-transform:uppercase;text-decoration:none;letter-spacing:-.03em;padding:8px 0;border-bottom:1px solid var(--line-dark);display:flex;justify-content:space-between}
.overlay-menu small{font-size:.9rem;font-family:var(--body);font-weight:500;color:var(--teal);letter-spacing:.1em}
.page-hero{padding:190px 0 58px;position:relative;overflow:hidden}
.page-hero::before{content:"";position:absolute;inset:0;background-image:linear-gradient(var(--line-dark) 1px,transparent 1px),linear-gradient(90deg,var(--line-dark) 1px,transparent 1px);background-size:64px 64px;mask-image:radial-gradient(ellipse 100% 80% at 50% 0%,black 15%,transparent 75%)}
.page-hero::after{content:"";position:absolute;width:800px;height:800px;border-radius:50%;right:-250px;top:-330px;background:radial-gradient(circle,rgba(0,196,180,.14),transparent 62%)}
.page-hero .wrap{position:relative;z-index:1}
.crumb{display:flex;align-items:center;gap:14px;font-size:.78rem;font-weight:650;letter-spacing:.18em;text-transform:uppercase;color:var(--teal);margin-bottom:30px}
.crumb::before{content:"";width:40px;height:2px;background:var(--teal)}
.page-hero h1{font-size:clamp(2.35rem,5.5vw,4.3rem);font-weight:700;text-transform:none;max-width:23ch}
.byline{font-size:.85rem;color:var(--slate);letter-spacing:.06em;text-transform:uppercase;margin-top:24px}
.article-section{padding:26px 0 110px}
.article{max-width:800px}
.article p{color:var(--slate);margin-bottom:21px;font-size:1.04rem}
.article h2{font-size:clamp(1.55rem,3vw,2.15rem);margin:50px 0 18px;letter-spacing:-.02em}
.article h3{font-size:1.25rem;margin:32px 0 12px}
.article ul,.article ol{color:var(--slate);margin:0 0 24px 23px;display:flex;flex-direction:column;gap:10px;font-size:1.02rem}
.article strong{color:var(--white)}
.article a{color:var(--teal)}
.article table{width:100%;border-collapse:collapse;margin:12px 0 30px;font-size:.94rem}
.article th,.article td{border:1px solid var(--line-dark);padding:13px 14px;text-align:left;color:var(--slate);vertical-align:top}
.article th{color:var(--white);font-family:var(--display);font-weight:600}
.tldr{border:1px solid rgba(0,196,180,.45);border-radius:16px;padding:24px 27px;margin:0 0 42px;background:rgba(0,196,180,.035)}
.article .tldr p{margin:0;color:var(--white);font-size:1.06rem}
.article .tldr strong{color:var(--teal)}
.article .callout{border-left:3px solid var(--teal);padding:18px 22px;margin:30px 0;background:rgba(0,196,180,.06)}
.article .callout p{margin:0;color:var(--white)}
.methodology{margin:34px 0;padding:22px 24px;border:1px dashed rgba(143,162,184,.34);border-radius:14px;background:rgba(143,162,184,.035)}
.methodology h3{margin:0 0 10px;font-size:1.02rem;color:var(--teal);text-transform:uppercase;letter-spacing:.08em}
.methodology p{font-size:.92rem;margin:0;color:var(--slate)}
.price-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin:28px 0 34px}
.price-card{border:1px solid var(--line-dark);border-radius:15px;padding:20px;background:var(--navy-mid)}
.price-card span{display:block;color:var(--teal);font-size:.75rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;margin-bottom:8px}
.price-card strong{display:block;font-family:var(--display);font-size:1.35rem;line-height:1.15;margin-bottom:8px}
.price-card p{font-size:.88rem;margin:0}
.author-box{display:grid;grid-template-columns:84px 1fr;gap:20px;align-items:center;margin:54px 0 8px;padding:22px;border:1px solid rgba(0,196,180,.32);border-radius:16px;background:rgba(0,196,180,.045)}
.author-box img{width:84px;height:84px;border-radius:50%;object-fit:cover;object-position:top}
.author-box h2{font-size:1.18rem;margin:0 0 7px}
.author-box p{font-size:.9rem;margin:0}
.author-box a{font-weight:650}
.related{margin-top:58px;padding-top:34px;border-top:1px solid var(--line-dark)}
.related h2{margin-top:0}
.related-links{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.related-links a{display:block;border:1px solid var(--line-dark);border-radius:14px;padding:18px;text-decoration:none;color:var(--white);font-family:var(--display);font-weight:600;transition:border-color .2s,color .2s}
.related-links a:hover{border-color:var(--teal);color:var(--teal)}
.cta-band{padding:125px 0 100px;position:relative;overflow:hidden;border-top:1px solid var(--line-dark)}
.cta-band::before{content:"";position:absolute;bottom:-380px;left:50%;transform:translateX(-50%);width:900px;height:900px;background:radial-gradient(circle,rgba(0,196,180,.16),transparent 62%)}
.cta-band .wrap{position:relative}
.cta-band .kicker{font-size:.8rem;font-weight:650;letter-spacing:.18em;text-transform:uppercase;color:var(--teal);margin-bottom:25px}
.cta-band h2{font-size:clamp(2.5rem,7vw,6rem);font-weight:700;text-transform:uppercase;line-height:.97;max-width:13ch;margin-bottom:40px}
.cta-band h2 em{font-style:normal;color:var(--teal)}
.cta-row{display:flex;justify-content:space-between;align-items:center;gap:38px;flex-wrap:wrap}
.cta-row p{color:var(--slate);max-width:49ch}
.cta-fine{margin-top:14px;font-size:.8rem;color:var(--slate)}
footer{border-top:1px solid var(--line-dark);padding:64px 0 40px;color:var(--slate);font-size:.9rem}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:44px;margin-bottom:48px}
.foot-grid h4{font-family:var(--display);font-weight:600;font-size:.95rem;color:var(--white);margin-bottom:16px}
.foot-grid a{display:block;color:var(--slate);text-decoration:none;padding:5px 0;font-size:.9rem}
.foot-grid a:hover{color:var(--teal)}
.foot-grid .blurb{max-width:34ch}
.foot-bottom{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;padding-top:28px;border-top:1px solid var(--line-dark);font-size:.82rem}
.reveal{opacity:0;transform:translateY(25px);transition:opacity .7s cubic-bezier(.22,1,.36,1),transform .7s cubic-bezier(.22,1,.36,1)}
.reveal.show{opacity:1;transform:none}
@media(pointer:fine){.cursor-dot,.cursor-ring{position:fixed;top:0;left:0;pointer-events:none;z-index:99;border-radius:50%;transform:translate(-50%,-50%)}.cursor-dot{width:8px;height:8px;background:var(--teal)}.cursor-ring{width:36px;height:36px;border:1px solid rgba(0,196,180,.5)}}
@media(pointer:coarse){.cursor-dot,.cursor-ring{display:none}}
@media(max-width:900px){.nav-links{display:none}.burger{display:block}.foot-grid{grid-template-columns:1fr 1fr}}
@media(max-width:650px){.wrap{padding:0 20px}.page-hero{padding:145px 0 48px}.article-section{padding-top:18px}.article table{display:block;overflow-x:auto}.price-grid{grid-template-columns:1fr}.author-box{grid-template-columns:62px 1fr;padding:18px;gap:15px}.author-box img{width:62px;height:62px}.related-links{grid-template-columns:1fr}.cta-band h2{font-size:3rem}.foot-grid{grid-template-columns:1fr}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.reveal{opacity:1;transform:none;transition:none}.cursor-dot,.cursor-ring{display:none}*{animation-duration:.01ms!important;transition-duration:.01ms!important}}