:root{--bg:#f5f6fb;--paper:#fff;--ink:#131733;--muted:#585e7e;--brand:#3441d6;--brand-ink:#fff;--brand-soft:#e8eaff;--gold:#ffb703;--gold-dark:#f29e00;--line:#e0e3f2;--deep:#131733;--deep-ink:#eef0ff;--r:22px;--sans:"Manrope",system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;--serif:"Literata",Georgia,"Times New Roman",serif}
@media (prefers-color-scheme:dark){:root{--bg:#0d1022;--paper:#161a33;--ink:#eceeff;--muted:#a3a9cc;--brand:#8a94ff;--brand-ink:#0d1022;--brand-soft:#1d2250;--line:#262b52;--deep:#080a18}}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:84px}
body{margin:0;background:var(--bg);color:var(--ink);font:17px/1.75 var(--serif);-webkit-font-smoothing:antialiased;padding-bottom:84px}
img{max-width:100%;height:auto;display:block}
a{color:var(--brand)}
.wrap{width:100%;max-width:1120px;margin:0 auto;padding:0 20px}
.narrow{max-width:720px}

.progress{position:fixed;inset:0 0 auto 0;height:4px;z-index:60}
.progress i{display:block;height:100%;width:0;background:linear-gradient(90deg,var(--brand),var(--gold))}

.nav{position:sticky;top:0;z-index:50;background:color-mix(in srgb,var(--bg) 88%,transparent);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.nav-in{display:flex;align-items:center;justify-content:space-between;height:64px;gap:12px}
.brand{display:inline-flex;color:var(--ink);text-decoration:none}
.logo{height:34px;width:auto}
.badge-ad{font:700 11px/1 var(--sans);letter-spacing:.1em;text-transform:uppercase;color:var(--brand);background:var(--brand-soft);padding:8px 14px;border-radius:99px;white-space:nowrap}

.hero{padding:44px 0 0}
.hero-grid{display:grid;gap:30px}
.kicker{display:inline-flex;gap:8px;align-items:center;font:800 12px/1 var(--sans);letter-spacing:.14em;text-transform:uppercase;color:var(--brand);margin:0 0 18px}
.kicker::before{content:"";width:26px;height:3px;border-radius:2px;background:var(--gold)}
h1{font:800 clamp(30px,5.6vw,56px)/1.1 var(--sans);letter-spacing:-.025em;margin:0 0 26px}
.byline{display:flex;gap:14px;align-items:center}
.byline img{width:54px;height:54px;border-radius:50%;object-fit:cover;box-shadow:0 0 0 3px var(--gold)}
.byline div{display:flex;flex-direction:column;font:500 14px/1.4 var(--sans);color:var(--muted)}
.byline strong{color:var(--ink);font-size:15px;font-weight:800}
.hero-img{margin:0}
.hero-img img{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:var(--r);box-shadow:0 30px 60px -28px rgba(19,23,51,.55)}
.tldr{margin:34px 0 0;background:var(--deep);color:var(--deep-ink);border-radius:var(--r);padding:26px 28px;display:grid;gap:10px}
.tldr b{font:800 12px/1 var(--sans);letter-spacing:.14em;text-transform:uppercase;color:var(--gold)}
.tldr p{margin:0;font:500 17px/1.65 var(--sans)}

.layout{display:grid;gap:40px;padding-top:48px}
.toc{display:none}
.side-card{background:var(--paper);border:1px solid var(--line);border-radius:var(--r);padding:22px}
.side-card h4{margin:0 0 12px;font:800 12px/1 var(--sans);letter-spacing:.14em;text-transform:uppercase;color:var(--muted)}
.toc ol{list-style:none;margin:0;padding:0;font:600 14.5px/1.4 var(--sans);counter-reset:t}
.toc li{counter-increment:t;margin:0}
.toc a{display:flex;gap:10px;padding:8px 0;color:var(--muted);text-decoration:none;border-bottom:1px dashed var(--line)}
.toc li:last-child a{border:0}
.toc a::before{content:counter(t,decimal-leading-zero);color:var(--brand);font-weight:800}
.toc a:hover{color:var(--ink)}
.offer{margin-top:18px;background:linear-gradient(160deg,var(--brand),#5b3fd0);color:#fff;border:0}
.offer h4{color:rgba(255,255,255,.75)}
.offer p{margin:0 0 14px;font:600 15px/1.55 var(--sans)}
.offer .btn{width:100%;text-align:center}
.offer small{display:block;margin-top:10px;font:500 12.5px/1.4 var(--sans);opacity:.85;text-align:center}

.article{min-width:0}
.blk{margin:0 0 54px}
.blk p{margin:0 0 1.2em}
.lead{font-size:21px;line-height:1.7}
.lead::first-letter{font:800 3.5em/.85 var(--sans);float:left;color:var(--brand);padding:6px 12px 0 0}
h2{font:800 clamp(24px,4vw,34px)/1.2 var(--sans);letter-spacing:-.015em;margin:0 0 .7em;display:flex;gap:16px;align-items:baseline}
h2 .n{flex:none;font:800 13px/1 var(--sans);color:var(--brand-ink);background:var(--brand);border-radius:99px;padding:7px 11px;letter-spacing:.04em;transform:translateY(-4px)}
h3{font:800 20px/1.4 var(--sans);margin:1.8em 0 .5em}
figure{margin:2em 0}
figure img{width:100%;max-width:470px;margin:0 auto;border-radius:var(--r);box-shadow:0 24px 50px -26px rgba(19,23,51,.6)}
a.ref{color:inherit;text-decoration:underline;text-decoration-color:var(--gold);text-decoration-thickness:3px;text-underline-offset:3px}
a.ref sup{font:800 .62em var(--sans);color:var(--brand);margin-left:1px}
.pull{margin:1.8em 0;padding:4px 0 4px 22px;border-left:5px solid var(--gold);font:700 22px/1.5 var(--sans);letter-spacing:-.01em}
.deal{position:relative;margin:2.6em 0 54px;padding:34px 26px 28px;background:var(--paper);border:2px solid var(--brand);border-radius:var(--r)}
.deal-badge{position:absolute;top:-15px;left:22px;background:var(--gold);color:var(--ink);font:800 12px/1 var(--sans);letter-spacing:.06em;text-transform:uppercase;padding:8px 15px;border-radius:99px}
.deal p{margin:0 0 1em}.deal p:last-child{margin:0}
.deal strong{color:var(--brand)}
.reco{background:var(--deep);color:var(--deep-ink);border-radius:var(--r);padding:36px 28px 40px}
.reco h2{color:#fff}
.reco h2 .n{background:var(--gold);color:var(--ink)}
.reco strong{color:var(--gold)}
.cta-wrap{text-align:center;margin:1.8em 0 0}
.cta-note{font:500 13px/1.4 var(--sans);color:var(--muted);margin:12px 0 0}
.reco .cta-note{color:#b9bfe4}
.btn{display:inline-block;background:var(--gold);color:#131733!important;text-decoration:none;font:800 17px/1.2 var(--sans);padding:18px 32px;border-radius:99px;box-shadow:0 14px 26px -12px rgba(255,183,3,.9);transition:transform .15s,background .15s}
.btn:hover{background:var(--gold-dark);transform:translateY(-2px)}
.faq h3{display:flex;gap:12px;align-items:flex-start;color:var(--brand)}
.faq h3::before{content:"?";flex:none;width:28px;height:28px;border-radius:50%;background:var(--brand);color:var(--brand-ink);font:800 15px/28px var(--sans);text-align:center;margin-top:-1px}
.final p:first-child{font:700 23px/1.55 var(--sans);letter-spacing:-.01em}
.final p:last-child{font:800 17px var(--sans);color:var(--brand)}
.author-card{display:flex;gap:22px;align-items:center;background:var(--paper);border:1px solid var(--line);border-radius:var(--r);padding:24px;margin:2.4em 0}
.author-card img{width:112px;height:112px;border-radius:50%;object-fit:cover;flex:none;box-shadow:0 0 0 4px var(--gold)}
.author-card h3{margin:0 0 8px;font-size:18px}
.author-card p{margin:0;font:500 15px/1.65 var(--sans);color:var(--muted)}

.sources{margin-top:30px;padding-top:28px;border-top:1px solid var(--line)}
.sources h2{font-size:20px;margin:0 0 12px}
.sources ol{padding-left:22px;font:500 14px/1.6 var(--sans);color:var(--muted)}
.sources li{margin-bottom:8px;padding:2px 6px;border-radius:6px}.sources li:target{background:var(--brand-soft)}
.disclaimer{font:500 13px/1.7 var(--sans);color:var(--muted);margin-top:24px}

.foot{margin-top:64px;background:var(--deep);color:#b9bfe4;padding:34px 0 26px;font:500 13.5px/1.6 var(--sans)}
.foot .brand{color:#fff}
.foot-in{display:flex;flex-direction:column;gap:14px;align-items:flex-start}
.foot-in p{margin:0}
.foot nav{display:flex;flex-wrap:wrap;gap:6px 20px}
.foot nav a{color:#b9bfe4}.foot nav a:hover{color:#fff}

.sticky{position:fixed;inset:auto 0 0 0;z-index:55;padding:12px 20px calc(12px + env(safe-area-inset-bottom));background:color-mix(in srgb,var(--bg) 92%,transparent);backdrop-filter:blur(14px);border-top:1px solid var(--line);text-align:center}
.sticky .btn{width:100%;max-width:440px;padding:15px 20px}

.legal{padding:48px 20px 0;max-width:820px}
.legal h1{font-size:clamp(28px,5vw,42px);margin-bottom:30px}
.legal h2{font-size:21px;display:block;margin:2em 0 .6em}
.legal p{margin:0 0 1em;font-size:16px;overflow-wrap:anywhere}

@media(min-width:900px){
body{font-size:18px;padding-bottom:0}
.sticky{display:none}
.hero{padding-top:64px}
.hero-grid{grid-template-columns:1.05fr 1fr;align-items:center;gap:52px}
.layout{grid-template-columns:260px minmax(0,1fr);gap:64px;padding-top:64px}
.toc{display:block;position:sticky;top:96px;align-self:start}
.reco{padding:44px 44px 50px}
}
@media(max-width:560px){
.badge-ad{font-size:9px;padding:7px 10px;letter-spacing:.06em;white-space:normal;text-align:center;line-height:1.25;min-width:0}
.logo{height:30px}
.author-card{flex-direction:column;text-align:center}
h2{gap:12px}
.deal{padding:34px 20px 24px}
.tldr{padding:22px}
}

/* related articles */
.more{margin:2.6em 0 3em;padding:22px 0 0;border-top:1px solid var(--line)}
.more-label{display:block;font:700 12px/1 var(--sans);letter-spacing:.16em;text-transform:uppercase;color:var(--brand);margin:0 0 16px}
.more-grid{display:grid;gap:14px}
.more-card{display:flex;gap:16px;align-items:stretch;background:var(--paper);border:1px solid var(--line);border-radius:16px;overflow:hidden;text-decoration:none;color:var(--ink);transition:transform .15s,box-shadow .15s}
.more-card:hover{transform:translateY(-2px);box-shadow:0 14px 28px -18px rgba(0,0,0,.4)}
.more-card img{width:132px;min-height:112px;height:auto;object-fit:cover;flex:none;border-radius:0;box-shadow:none;max-width:none;margin:0}
.more-card span{display:flex;flex-direction:column;justify-content:center;gap:8px;padding:12px 16px 12px 0}
.more-card em{font:700 11px/1 var(--sans);letter-spacing:.12em;text-transform:uppercase;font-style:normal;color:var(--brand)}
.more-card strong{font:700 17px/1.32 var(--sans);color:var(--ink)}
@media(max-width:480px){.more-card img{width:104px}.more-card strong{font-size:15.5px}}