:root{
  --navy:#0E1B4D; --navy-2:#091238; --navy-3:#182864; --yellow:#FFD400; --yellow-2:#FFA800;
  --white:#F5F7FF; --soft:#B4C3F0; --muted:#8E9DC9; --line:rgba(255,212,0,.18);
  --bg:#070C26; --card:#0F1A45; --card-2:#142157; --shadow:0 14px 40px rgba(0,0,0,.4);
  --r:14px; --r-sm:8px; --maxw:1180px;
  --f:'Inter','Segoe UI',system-ui,-apple-system,Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;font-family:var(--f);font-size:16px;line-height:1.65;color:var(--white);background:var(--bg);overflow-x:hidden}
img{max-width:100%;height:auto;display:block}
a{color:var(--yellow);text-decoration:none}
a:hover,a:focus{color:#fff;text-decoration:underline}
:focus-visible{outline:2px solid var(--yellow);outline-offset:3px;border-radius:4px}
h1,h2,h3,h4{font-weight:800;line-height:1.2;margin:0 0 .6em;color:#fff;letter-spacing:-.01em}
h1{font-size:clamp(1.8rem,4.5vw,2.7rem)}
h2{font-size:clamp(1.4rem,3vw,2rem);color:var(--yellow)}
h3{font-size:clamp(1.15rem,2.2vw,1.35rem)}
p{margin:0 0 1em}
ul,ol{padding-left:1.2rem;margin:0 0 1em}
li{margin-bottom:.35em}
.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 16px}
.skip-link{position:absolute;left:-9999px;top:8px;background:var(--yellow);color:var(--navy-2);padding:8px 14px;border-radius:6px;font-weight:700;z-index:1000}
.skip-link:focus{left:8px}

/* HEADER */
.site-header{position:sticky;top:0;z-index:50;background:rgba(7,12,38,.92);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 16px;max-width:var(--maxw);margin:0 auto}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand img,.brand svg{height:30px;width:auto}
.brand span{font-weight:900;color:#fff;font-size:1.1rem;letter-spacing:.5px}
.nav-menu{display:flex;gap:6px;list-style:none;margin:0;padding:0;flex-wrap:wrap}
.nav-menu a{display:block;padding:8px 12px;color:var(--soft);font-weight:600;font-size:.95rem;border-radius:8px}
.nav-menu a:hover,.nav-menu a[aria-current="page"]{background:rgba(255,212,0,.12);color:#fff;text-decoration:none}
.btn-tracker{background:var(--yellow);color:var(--navy-2)!important;padding:10px 16px;border-radius:10px;font-weight:800;display:inline-block;line-height:1;white-space:nowrap;transition:transform .15s, background .15s;text-decoration:none}
.btn-tracker:hover{background:#fff;text-decoration:none;transform:translateY(-1px)}
.burger{display:none;background:transparent;border:0;color:#fff;padding:8px;border-radius:6px;cursor:pointer}
.burger svg{width:28px;height:28px}
.header-cta{display:flex;align-items:center;gap:8px}
.header-cta-mobile{display:none}

@media(max-width:900px){
  .nav-menu{display:none;position:absolute;top:100%;left:0;right:0;background:var(--navy-2);flex-direction:column;padding:10px;border-top:1px solid var(--line);max-height:75vh;overflow-y:auto}
  .nav-menu.open{display:flex}
  .nav-menu a{padding:12px 14px;font-size:1rem;border-radius:6px}
  .burger{display:inline-flex}
  .header-cta .btn-tracker{display:none}
  .header-cta-mobile{display:inline-block}
  .header-cta-mobile .btn-tracker{padding:9px 12px;font-size:.9rem}
}

/* HERO */
.hero{position:relative;padding:48px 0 56px;background:linear-gradient(135deg,var(--navy-2),var(--navy) 60%,var(--navy-3))}
.hero-wrap{display:grid;grid-template-columns:1.1fr 1fr;gap:36px;align-items:center}
.hero-img{border-radius:var(--r);overflow:hidden;box-shadow:var(--shadow);border:1px solid var(--line)}
.hero h1{margin-top:0}
.hero .lead{font-size:clamp(1rem,2vw,1.15rem);color:var(--soft);max-width:55ch}
.hero-meta{display:flex;flex-wrap:wrap;gap:8px;margin:14px 0 18px}
.tag{background:rgba(255,212,0,.12);color:var(--yellow);padding:4px 10px;border-radius:99px;font-size:.85rem;font-weight:700}
.cta-row{display:flex;gap:12px;flex-wrap:wrap;margin-top:18px}
.btn{display:inline-block;padding:14px 22px;border-radius:12px;font-weight:800;text-decoration:none;line-height:1}
.btn-primary{background:var(--yellow);color:var(--navy-2)}
.btn-primary:hover{background:#fff;text-decoration:none}
.btn-ghost{background:transparent;color:#fff;border:2px solid var(--yellow)}
.btn-ghost:hover{background:rgba(255,212,0,.12);text-decoration:none}
@media(max-width:780px){
  .hero-wrap{grid-template-columns:1fr}
  .hero{padding:30px 0 38px}
}

/* Hero variants per page (different visual rhythm) */
.hero--stack .hero-wrap{grid-template-columns:1fr;text-align:center}
.hero--stack .lead{margin-left:auto;margin-right:auto}
.hero--stack .cta-row{justify-content:center}
.hero--stack .hero-meta{justify-content:center}
.hero--rev .hero-wrap{direction:rtl}
.hero--rev .hero-wrap>*{direction:ltr}
.hero--band{padding:30px 0;background:linear-gradient(95deg,var(--navy-2),var(--navy-3))}
.hero--band .hero-wrap{grid-template-columns:1fr 1.1fr}
.hero--wide .hero-img{aspect-ratio:21/9;object-fit:cover}

/* SECTION base */
section.block{padding:42px 0;border-top:1px solid rgba(255,255,255,.04)}
section.block.alt{background:linear-gradient(180deg,#080F2D,#0A1338)}
section.block.fence{background:radial-gradient(120% 80% at 50% 0%,#10204F 0,#070C26 60%);border-top:1px solid var(--line)}
.block-head{max-width:62ch;margin-bottom:20px}
.eyebrow{color:var(--yellow);font-weight:800;letter-spacing:.12em;text-transform:uppercase;font-size:.78rem;margin-bottom:4px}

/* Layout split variants */
.split-2{display:grid;grid-template-columns:1.1fr 1fr;gap:28px;align-items:start}
.split-3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.split-4{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
@media(max-width:900px){.split-2,.split-3,.split-4{grid-template-columns:1fr}.split-4{grid-template-columns:repeat(2,1fr)}}
@media(max-width:520px){.split-4{grid-template-columns:1fr}}

/* CARDS / GRIDS */
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:14px}
.card{background:linear-gradient(180deg,var(--card),var(--card-2));border:1px solid var(--line);border-radius:var(--r);overflow:hidden;transition:transform .18s,border-color .18s}
.card:hover{transform:translateY(-3px);border-color:var(--yellow)}
.card img{aspect-ratio:8/5;object-fit:cover;width:100%}
.card-body{padding:12px 14px}
.card h3{margin:0 0 4px;font-size:1.02rem;color:#fff}
.card p{margin:0;color:var(--muted);font-size:.88rem}
.pill-row{display:flex;flex-wrap:wrap;gap:8px;margin:8px 0 0}
.pill{background:rgba(255,212,0,.15);color:var(--yellow);padding:3px 9px;border-radius:99px;font-size:.78rem;font-weight:700}

/* Feature panels */
.feature{background:linear-gradient(180deg,var(--card),#0C1641);border:1px solid var(--line);border-radius:var(--r);padding:18px}
.feature h3{margin:0 0 6px;color:var(--yellow)}
.feature p{color:var(--soft);margin:0}
.feature .ico{width:42px;height:42px;display:grid;place-items:center;background:var(--yellow);color:var(--navy-2);border-radius:10px;font-weight:900;font-size:1.2rem;margin-bottom:10px}

/* CALLOUT / BANNER */
.banner{background:linear-gradient(95deg,var(--navy-3),var(--navy));border:1px solid var(--yellow);border-radius:var(--r);padding:22px;display:grid;grid-template-columns:1fr auto;gap:18px;align-items:center}
.banner h3{margin:0;color:var(--yellow)}
.banner p{margin:4px 0 0;color:var(--soft)}
@media(max-width:680px){.banner{grid-template-columns:1fr}}

/* TABLES */
.table-wrap{overflow-x:auto;border-radius:var(--r);border:1px solid var(--line);margin:14px 0 6px;background:var(--card)}
table.data{width:100%;min-width:560px;border-collapse:collapse;font-size:.95rem}
table.data caption{padding:12px 14px;text-align:left;color:var(--yellow);font-weight:800;background:#0B1640;caption-side:top}
table.data th,table.data td{padding:10px 12px;border-bottom:1px solid rgba(255,255,255,.05);text-align:left;vertical-align:top}
table.data thead th{background:rgba(255,212,0,.08);color:var(--yellow);text-transform:uppercase;font-size:.75rem;letter-spacing:.06em}
table.data tbody tr:nth-child(even){background:rgba(255,255,255,.02)}
table.data tbody tr:hover{background:rgba(255,212,0,.06)}
table.data td.pos{color:#4ade80;font-weight:700}
table.data td.neg{color:#f87171;font-weight:700}
table.compact td,table.compact th{padding:7px 10px;font-size:.88rem}

/* CHARTS */
.chart{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:16px;margin:14px 0}
.chart h3{margin:0 0 8px;color:var(--yellow);font-size:1rem}
.chart svg{width:100%;height:auto;display:block}
.legend{display:flex;flex-wrap:wrap;gap:10px;margin-top:8px;font-size:.85rem;color:var(--soft)}
.legend i{display:inline-block;width:12px;height:12px;border-radius:3px;margin-right:6px;vertical-align:middle}

/* FAQ */
.faq details{background:var(--card);border:1px solid var(--line);border-radius:var(--r-sm);padding:12px 16px;margin-bottom:10px}
.faq summary{cursor:pointer;font-weight:700;color:#fff;list-style:none}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";float:right;color:var(--yellow);font-weight:800;font-size:1.4rem;line-height:1}
.faq details[open] summary::after{content:"−"}
.faq details[open]{border-color:var(--yellow)}
.faq p{margin:.6em 0 0;color:var(--soft)}

/* AUTHOR BOX */
.author{display:grid;grid-template-columns:128px 1fr;gap:18px;background:linear-gradient(180deg,var(--card),#0B1640);border:1px solid var(--line);border-radius:var(--r);padding:18px;align-items:center}
.author img{border-radius:50%;width:128px;height:128px;object-fit:cover;border:3px solid var(--yellow)}
.author h3{margin:0 0 4px;color:var(--yellow)}
.author p{margin:0;color:var(--soft);font-size:.95rem}
@media(max-width:560px){.author{grid-template-columns:1fr;text-align:center}.author img{margin:0 auto}}

/* BREADCRUMBS */
.crumb{font-size:.85rem;color:var(--muted);padding:14px 0 0}
.crumb a{color:var(--soft)}
.crumb [aria-current="page"]{color:var(--yellow)}

/* FOOTER */
.site-footer{background:#06091F;border-top:1px solid var(--line);padding:30px 0 18px;margin-top:30px;color:var(--soft);font-size:.92rem}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:24px}
.foot-grid h4{color:var(--yellow);text-transform:uppercase;letter-spacing:.1em;font-size:.78rem;margin:0 0 10px}
.foot-grid ul{list-style:none;padding:0;margin:0}
.foot-grid li{margin-bottom:6px}
.foot-grid a{color:var(--soft)}
.foot-grid a:hover{color:#fff}
.legal{border-top:1px solid rgba(255,255,255,.06);margin-top:20px;padding-top:14px;font-size:.82rem;color:var(--muted);display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px}
.age{background:var(--yellow);color:var(--navy-2);padding:2px 8px;border-radius:6px;font-weight:800;margin-right:6px}
@media(max-width:780px){.foot-grid{grid-template-columns:1fr 1fr}}
@media(max-width:480px){.foot-grid{grid-template-columns:1fr}}

/* TOC inline */
.toc{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:14px 18px;margin:18px 0}
.toc h3{margin:0 0 8px;color:var(--yellow);font-size:.95rem;text-transform:uppercase;letter-spacing:.1em}
.toc ol{margin:0;padding-left:1.2em;columns:2;column-gap:22px}
.toc li{margin-bottom:4px;break-inside:avoid}
@media(max-width:600px){.toc ol{columns:1}}

/* PROS / CONS */
.proscons{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.proscons .col{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:14px 18px}
.proscons h3{margin:0 0 8px}
.proscons .pros h3{color:#4ade80}
.proscons .cons h3{color:#fbbf24}
.proscons ul{list-style:none;padding:0;margin:0}
.proscons li{padding:5px 0 5px 22px;position:relative;color:var(--soft)}
.proscons .pros li::before{content:"✓";position:absolute;left:0;color:#4ade80;font-weight:800}
.proscons .cons li::before{content:"−";position:absolute;left:0;color:#fbbf24;font-weight:800}
@media(max-width:600px){.proscons{grid-template-columns:1fr}}

/* Steps / Timeline */
.steps{counter-reset:step;display:grid;gap:14px}
.step{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:14px 18px 14px 60px;position:relative}
.step::before{counter-increment:step;content:counter(step);position:absolute;left:14px;top:14px;width:34px;height:34px;border-radius:50%;background:var(--yellow);color:var(--navy-2);display:grid;place-items:center;font-weight:900}
.step h3{margin:0 0 4px;color:#fff;font-size:1.05rem}
.step p{margin:0;color:var(--soft)}
.steps.h{grid-template-columns:repeat(4,1fr)}
@media(max-width:900px){.steps.h{grid-template-columns:repeat(2,1fr)}}
@media(max-width:520px){.steps.h{grid-template-columns:1fr}}

/* Stat row */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin:14px 0}
.stat{background:linear-gradient(180deg,var(--card),#0A1336);border:1px solid var(--line);border-radius:var(--r);padding:16px;text-align:center}
.stat b{display:block;color:var(--yellow);font-size:1.8rem;line-height:1;font-weight:900}
.stat span{display:block;color:var(--soft);font-size:.82rem;margin-top:4px;text-transform:uppercase;letter-spacing:.06em}
@media(max-width:680px){.stats{grid-template-columns:repeat(2,1fr)}}

/* Quote / verdict */
.verdict{border-left:4px solid var(--yellow);background:rgba(255,212,0,.08);padding:14px 18px;border-radius:0 var(--r) var(--r) 0;margin:18px 0;color:#fff}
.verdict b{color:var(--yellow)}

/* Contact form */
form.contact{display:grid;gap:12px;background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:18px}
form.contact label{display:block;font-weight:700;color:var(--yellow);font-size:.85rem;margin-bottom:4px;text-transform:uppercase;letter-spacing:.06em}
form.contact input,form.contact textarea{width:100%;background:#070C26;color:#fff;border:1px solid var(--line);border-radius:8px;padding:10px 12px;font:inherit}
form.contact textarea{min-height:120px;resize:vertical}
form.contact button{background:var(--yellow);color:var(--navy-2);border:0;border-radius:10px;padding:12px;font-weight:800;cursor:pointer;font-size:1rem}
form.contact button:hover{background:#fff}

/* Mobile overflow guard */
.table-wrap,.chart svg,.hero-img,.card img{max-width:100%}
img{max-width:100%}
@media(max-width:480px){
  h1{font-size:1.65rem}h2{font-size:1.3rem}
  .container{padding:0 12px}
  section.block{padding:30px 0}
  .author{padding:14px}
  .feature{padding:14px}
}