/* VoltPath design system — magazine-style, photo-led, mobile-first */
:root{
  --ink:#101418; --paper:#ffffff; --muted:#5c6570; --faint:#8a929c;
  --volt:#c9f24b; --volt-deep:#a8d626; --dark:#11161c; --dark2:#1a2129;
  --line:#e6e9ed; --card:#f6f7f8; --radius:14px;
  --font:-apple-system,BlinkMacSystemFont,"Segoe UI",Inter,Roboto,"Helvetica Neue",Arial,sans-serif;
  --display:-apple-system,BlinkMacSystemFont,"Segoe UI",Inter,Roboto,"Helvetica Neue",Arial,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:var(--font);color:var(--ink);background:var(--paper);line-height:1.65;font-size:17px;-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
a{color:#0b5fff;text-decoration:none}
a:hover{text-decoration:underline}
h1,h2,h3{font-family:var(--display);line-height:1.18;letter-spacing:-.01em}
.wrap{max-width:1120px;margin:0 auto;padding:0 20px}
.prose{max-width:760px}

/* ---------- header ---------- */
.site-header{background:var(--dark);color:#fff;position:sticky;top:0;z-index:50;border-bottom:1px solid #000}
.site-header .wrap{display:flex;align-items:center;gap:18px;height:64px}
.brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:800;font-size:20px;letter-spacing:-.02em}
.brand:hover{text-decoration:none}
.brand-mark{width:32px;height:32px;border-radius:8px;background:var(--volt);display:inline-flex;align-items:center;justify-content:center}
.brand-mark svg{width:20px;height:20px}
.main-nav{display:flex;gap:4px;margin-left:auto}
.main-nav a{color:#cfd6dd;font-size:14.5px;font-weight:600;padding:8px 12px;border-radius:8px;white-space:nowrap}
.main-nav a:hover{background:#ffffff14;color:#fff;text-decoration:none}
.nav-toggle{display:none;background:none;border:0;color:#fff;font-size:24px;margin-left:auto;cursor:pointer}
@media(max-width:960px){
  .main-nav{display:none;position:absolute;top:64px;left:0;right:0;background:var(--dark);flex-direction:column;padding:12px 20px 18px;gap:2px}
  .main-nav.open{display:flex}
  .nav-toggle{display:block}
}

/* ---------- hero ---------- */
.hero{position:relative;color:#fff;overflow:hidden;background:var(--dark)}
.hero img.hero-img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.hero::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(8,10,13,.55) 0%,rgba(8,10,13,.25) 40%,rgba(8,10,13,.82) 100%)}
.hero-inner{position:relative;z-index:2;padding:88px 0 56px;max-width:1120px;margin:0 auto;padding-left:20px;padding-right:20px}
.hero h1{font-size:clamp(32px,5vw,54px);margin:10px 0 12px;max-width:820px;font-weight:800}
.hero .standfirst{font-size:clamp(16px,2.2vw,20px);color:#e8ecf0;max-width:680px;margin:0}
.hero-meta{display:flex;gap:14px;flex-wrap:wrap;margin-top:18px;font-size:13.5px;color:#c9d1d9}
.hero-meta span{background:#ffffff1f;padding:5px 12px;border-radius:999px;backdrop-filter:blur(4px)}
.crumbs{font-size:13px;color:#c9d1d9;margin-bottom:6px}
.crumbs a{color:#fff;font-weight:600}
.photo-credit{position:absolute;right:14px;bottom:10px;z-index:3;font-size:11px;color:#ffffffaa}
.photo-credit a{color:#ffffffcc}

/* ---------- article body ---------- */
.article{padding:40px 0 8px}
.article h2{font-size:clamp(24px,3.4vw,32px);margin:44px 0 14px;font-weight:800}
.article h3{font-size:21px;margin:30px 0 10px;font-weight:750}
.article p{margin:0 0 18px;color:#232a32}
.article ul,.article ol{margin:0 0 20px;padding-left:24px;color:#232a32}
.article li{margin-bottom:8px}
.lede{font-size:20px;color:#2b333c}
.toc{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:20px 24px;margin:28px 0}
.toc strong{display:block;margin-bottom:8px;font-size:15px}
.toc ol{margin:0;padding-left:20px}
.toc li{margin-bottom:4px;font-size:15px}

/* ---------- components ---------- */
.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin:26px 0}
@media(max-width:900px){.card-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:600px){.card-grid{grid-template-columns:1fr}}
.card{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:#fff;transition:transform .15s ease,box-shadow .15s ease;display:flex;flex-direction:column}
.card:hover{transform:translateY(-3px);box-shadow:0 12px 28px rgba(10,14,18,.10);text-decoration:none}
.card img{aspect-ratio:16/10;object-fit:cover;width:100%}
.card-body{padding:16px 18px 18px;display:flex;flex-direction:column;gap:8px;flex:1}
.card-kicker{font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:.08em;color:var(--faint)}
.card h3{margin:0;font-size:18px;line-height:1.3;color:var(--ink)}
.card p{margin:0;font-size:14.5px;color:var(--muted)}
.card .go{margin-top:auto;font-weight:700;font-size:14.5px;color:#0b5fff}

.spec-table-wrap{overflow-x:auto;margin:24px 0;border:1px solid var(--line);border-radius:var(--radius)}
table.spec{width:100%;border-collapse:collapse;font-size:15px;min-width:640px}
table.spec th,table.spec td{padding:12px 14px;text-align:left;border-bottom:1px solid var(--line);vertical-align:top}
table.spec thead th{background:var(--dark);color:#fff;font-size:14px}
table.spec tbody tr:nth-child(even){background:#fafbfc}
table.spec td:first-child{font-weight:700;white-space:nowrap}

.compare{display:grid;gap:18px;margin:26px 0}
.compare.cols-2{grid-template-columns:repeat(2,1fr)}
.compare.cols-3{grid-template-columns:repeat(3,1fr)}
.compare.cols-4{grid-template-columns:repeat(4,1fr)}
@media(max-width:900px){.compare.cols-3,.compare.cols-4{grid-template-columns:repeat(2,1fr)}}
@media(max-width:620px){.compare.cols-2,.compare.cols-3,.compare.cols-4{grid-template-columns:1fr}}
.pick{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:#fff;display:flex;flex-direction:column}
.pick img{aspect-ratio:16/10;object-fit:cover;width:100%}
.pick-body{padding:18px;display:flex;flex-direction:column;gap:10px;flex:1}
.pick-badge{display:inline-block;background:var(--dark);color:var(--volt);font-size:12px;font-weight:800;text-transform:uppercase;letter-spacing:.07em;padding:5px 12px;border-radius:999px;width:fit-content}
.pick h3{margin:0;font-size:20px}
.pick .spec-chips{display:flex;flex-wrap:wrap;gap:8px}
.chip{background:var(--card);border:1px solid var(--line);border-radius:999px;padding:4px 12px;font-size:13px;font-weight:600;color:#39414b}
.pick p{margin:0;font-size:15px;color:var(--muted)}
.pick .price{font-weight:800;font-size:16px;color:var(--ink)}
.btn{display:inline-block;background:var(--volt);color:#101418;font-weight:800;padding:13px 26px;border-radius:10px;text-align:center;font-size:16px;border:0;cursor:pointer;transition:filter .15s}
.btn:hover{filter:brightness(.94);text-decoration:none;color:#101418}
.btn-block{width:100%}
.btn-ghost{background:#fff;border:2px solid var(--ink);color:var(--ink)}

.cta-box{background:var(--dark);color:#fff;border-radius:var(--radius);padding:32px;margin:36px 0;position:relative;overflow:hidden}
.cta-box::before{content:"";position:absolute;top:-40px;right:-40px;width:180px;height:180px;background:var(--volt);opacity:.14;border-radius:50%}
.cta-box h3{margin:0 0 10px;font-size:24px;color:#fff}
.cta-box p{color:#c9d1d9;margin:0 0 18px}
.cta-box .btn{position:relative}

.proscons{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin:24px 0}
@media(max-width:640px){.proscons{grid-template-columns:1fr}}
.proscons .pc{border-radius:var(--radius);padding:20px 22px}
.proscons .pros{background:#effaf0;border:1px solid #cde8cf}
.proscons .cons{background:#fdf1f1;border:1px solid #f3d3d3}
.proscons h4{margin:0 0 10px;font-size:16px}
.proscons ul{margin:0;padding-left:20px;font-size:15px}
.proscons li{margin-bottom:6px}

.faq{margin:30px 0}
.faq details{border:1px solid var(--line);border-radius:12px;margin-bottom:10px;background:#fff;overflow:hidden}
.faq summary{padding:16px 20px;font-weight:700;font-size:16.5px;cursor:pointer;list-style:none;display:flex;justify-content:space-between;gap:12px;align-items:center}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-size:22px;color:var(--faint);flex-shrink:0}
.faq details[open] summary::after{content:"–"}
.faq .faq-a{padding:0 20px 18px;color:#39414b;font-size:15.5px}

.keytake{background:#fbfff0;border:1px solid #d9ec9a;border-radius:var(--radius);padding:22px 24px;margin:28px 0}
.keytake strong{display:block;margin-bottom:8px}
.keytake ul{margin:0;padding-left:20px}
.keytake li{margin-bottom:6px;font-size:15.5px}

.disclosure-note{background:#fff8e6;border:1px solid #f0dd9a;border-radius:12px;padding:14px 18px;font-size:13.5px;color:#6b5d2f;margin:30px 0}

.silo-nav{display:flex;flex-wrap:wrap;gap:10px;margin:26px 0}
.silo-nav a{background:var(--card);border:1px solid var(--line);border-radius:999px;padding:9px 18px;font-size:14.5px;font-weight:600;color:var(--ink)}
.silo-nav a:hover{background:var(--dark);color:#fff;text-decoration:none;border-color:var(--dark)}

.page-hero-band{background:var(--dark);color:#fff;padding:56px 0}
.page-hero-band h1{margin:0 0 10px;font-size:clamp(30px,4.6vw,46px)}
.page-hero-band p{color:#c9d1d9;max-width:720px;margin:0;font-size:18px}

.section-head{display:flex;align-items:baseline;justify-content:space-between;gap:16px;margin:44px 0 6px}
.section-head h2{margin:0;font-size:clamp(24px,3.4vw,32px)}
.section-head a{font-size:14.5px;font-weight:700;white-space:nowrap}

/* ---------- footer ---------- */
.site-footer{background:var(--dark);color:#c9d1d9;margin-top:64px;font-size:14.5px}
.site-footer .wrap{padding-top:44px;padding-bottom:28px}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:28px;margin-bottom:32px}
@media(max-width:860px){.foot-grid{grid-template-columns:1fr 1fr}}
@media(max-width:560px){.foot-grid{grid-template-columns:1fr}}
.site-footer h4{color:#fff;font-size:14px;text-transform:uppercase;letter-spacing:.08em;margin:0 0 12px}
.site-footer a{color:#c9d1d9}
.site-footer ul{list-style:none;margin:0;padding:0}
.site-footer li{margin-bottom:8px}
.foot-brand{color:#fff;font-weight:800;font-size:18px;margin-bottom:10px;display:block}
.foot-legal{border-top:1px solid #2a323b;padding-top:20px;font-size:13px;color:#8a929c;display:flex;gap:18px;flex-wrap:wrap;justify-content:space-between}