/* EyepieceLab: observatory night-sky theme */
:root{
 --body-font:'Inter',system-ui,sans-serif;--head-font:'Space Grotesk','Inter',sans-serif;
 --bg:#0a0f22;--ink:#d6dcef;--head:#f4f6ff;--muted:#9aa5c6;--link:#ffc46b;
 --accent:#ffb547;--accent-dk:#f59e1b;--accent2:#9d8cff;--on-accent:#1a1205;--accent-shadow:rgba(255,181,71,.25);
 --kicker:#9d8cff;--hero-muted:#b4bdd9;--art-shadow:rgba(0,0,0,.5);
 --header-bg:rgba(10,15,34,.82);--header-border:1px solid rgba(157,140,255,.18);--header-ink:#eef1ff;--nav-hover:rgba(157,140,255,.16);
 --btn-line:#d6dcef;--btn-line-ink:#0a0f22;--btn-radius:999px;
 --trust-bg:#0e1530;--trust-border:1px solid rgba(157,140,255,.14);--chip-bg:rgba(157,140,255,.14);--chip-ink:#c4b9ff;
 --card-bg:#121a38;--card-border:1px solid rgba(157,140,255,.16);--radius:18px;--thumb-bg:#fff;--thumb-border:0;
 --shadow:0 18px 40px rgba(0,0,0,.45),0 0 0 1px rgba(255,181,71,.25);--shadow-sm:0 8px 22px rgba(0,0,0,.35);
 --tag:#ffb547;--vs-bg:#0d1430;
 --band-bg:#060914;--band-ink:#cdd4ee;--band-head:#fff;--band-muted:#9aa5c6;--method-bg:rgba(255,255,255,.04);--method-border:1px solid rgba(157,140,255,.2);--method-ic-bg:rgba(255,181,71,.14);--method-ic-ink:#ffb547;
 --hub-bg:linear-gradient(135deg,#1a2350 0%,#0b1024 70%);--hub-ink:#d6dcef;--hub-head:#fff;--hub-muted:#b4bdd9;--hub-ic-bg:rgba(255,181,71,.15);--hub-ic-ink:#ffb547;
 --panel-bg:#10172f;--panel-border:1px solid rgba(157,140,255,.16);
 --qa-bg:linear-gradient(135deg,rgba(157,140,255,.14),rgba(255,181,71,.06));--qa-border:1px solid rgba(157,140,255,.25);--qa-accent:#ffb547;
 --safety-bg:rgba(255,90,78,.1);--safety-accent:#ff7a6e;
 --table-bg:#10172f;--table-line:1px solid rgba(157,140,255,.14);--th-bg:#1b2550;--th-ink:#fff;--zebra:rgba(255,255,255,.02);
 --badge-bg:#ffb547;--badge-ink:#1a1205;
 --footer-bg:#05070f;--footer-ink:#9aa5c6;--footer-head:#fff;--footer-link:#d6dcef;--footer-line:rgba(157,140,255,.15);--footer-muted:#6f7aa0;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:var(--body-font);color:var(--ink);background:var(--bg);line-height:1.72;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
.wrap{max-width:1160px;margin:0 auto;padding:0 24px}
a{color:var(--link);text-decoration:none}a:hover{text-decoration:underline;text-underline-offset:3px}
img{max-width:100%;display:block}
h1,h2,h3,h4{font-family:var(--head-font);color:var(--head);line-height:1.18;letter-spacing:var(--head-track,-.5px)}
svg{display:block}

/* header */
.site-header{position:sticky;top:0;z-index:40;background:var(--header-bg);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border-bottom:var(--header-border)}
.header-inner{display:flex;align-items:center;justify-content:space-between;min-height:72px;gap:16px;flex-wrap:wrap}
.logo{display:inline-flex;align-items:center;gap:11px;color:var(--header-ink)}.logo:hover{text-decoration:none}
.logo img{height:40px;width:40px}
.logo-word{font-family:var(--logo-font,var(--head-font));font-weight:700;font-size:23px;letter-spacing:-.4px;color:var(--header-ink)}
.logo-word b{color:var(--accent);font-weight:700}.logo-word i{font-style:normal;color:var(--accent2);margin:0 1px}
.main-nav{display:flex;gap:2px;flex-wrap:wrap}
.main-nav a{color:var(--header-ink);font-weight:600;font-size:15px;padding:9px 13px;border-radius:999px;opacity:.92}
.main-nav a:hover{background:var(--nav-hover);text-decoration:none;opacity:1}

.breadcrumb{font-size:13.5px;color:var(--muted);padding:16px 0 0}
.breadcrumb a{color:var(--muted)}.breadcrumb .sep{margin:0 7px;opacity:.55}

/* hero */
.home-hero{position:relative;overflow:hidden;padding:64px 0 70px}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center}
.hero-kicker{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;letter-spacing:1.6px;text-transform:uppercase;color:var(--kicker);margin-bottom:14px}
.hero-kicker:before{content:"";width:26px;height:2px;background:currentColor;display:inline-block}
.home-hero h1{font-size:56px;margin:0 0 18px;letter-spacing:-1.5px}
.home-hero h1 em{font-style:normal;color:var(--accent)}
.home-hero p{font-size:19px;color:var(--hero-muted);max-width:560px;margin:0 0 28px}
.hero-art svg{width:100%;height:auto;filter:drop-shadow(0 30px 50px var(--art-shadow))}
.hero-btns{display:flex;gap:12px;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;gap:8px;font-weight:700;padding:14px 24px;border-radius:var(--btn-radius,12px);font-size:15.5px;transition:transform .15s,box-shadow .15s,background .15s}
.btn:hover{text-decoration:none;transform:translateY(-1px)}
.btn-red{background:var(--accent);color:var(--on-accent);box-shadow:0 10px 24px var(--accent-shadow)}.btn-red:hover{background:var(--accent-dk)}
.btn-line{border:2px solid var(--btn-line);color:var(--btn-line)}.btn-line:hover{background:var(--btn-line);color:var(--btn-line-ink)}

/* trust strip */
.trust{background:var(--trust-bg);border-top:var(--trust-border);border-bottom:var(--trust-border)}
.trust-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;padding:26px 24px}
.trust-item{display:flex;gap:14px;align-items:flex-start}
.trust-ic{flex:0 0 46px;height:46px;border-radius:14px;display:flex;align-items:center;justify-content:center;background:var(--chip-bg);color:var(--chip-ink)}
.trust-item b{display:block;font-family:var(--head-font);font-size:16.5px;color:var(--head);margin-bottom:2px}
.trust-item span{font-size:14px;color:var(--muted);line-height:1.5}

/* sections + cards */
.section{padding:52px 0}
.section h2{font-size:34px;margin:0 0 6px}
.section .lede,.lede{color:var(--muted);margin:0 0 26px;font-size:17px}
.card-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(258px,1fr));gap:22px}
.card{position:relative;background:var(--card-bg);border:var(--card-border);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-sm);color:var(--ink);display:flex;flex-direction:column;transition:transform .18s,box-shadow .18s}
.card:hover{text-decoration:none;box-shadow:var(--shadow);transform:translateY(-4px)}
.card-thumb{background:var(--thumb-bg);height:200px;display:flex;align-items:center;justify-content:center;padding:18px;border-bottom:var(--thumb-border)}
.card-thumb img{max-height:100%;max-width:100%;object-fit:contain;mix-blend-mode:multiply}
.card-body{padding:16px 18px 20px}
.card-tag{display:inline-flex;align-items:center;gap:6px;font-size:11.5px;font-weight:700;letter-spacing:1.2px;text-transform:uppercase;color:var(--tag)}
.ct-ic svg{width:15px;height:15px}
.card-title{font-family:var(--head-font);font-weight:700;font-size:19px;line-height:1.28;margin:6px 0 6px;color:var(--head)}
.card-desc{font-size:14.5px;color:var(--muted);margin:0;line-height:1.55}

.vs-band{background:var(--vs-bg)}
.more-list{columns:2;column-gap:32px;padding-left:20px}.more-list li{break-inside:avoid;margin:6px 0}
.method-band{background:var(--band-bg);color:var(--band-ink);padding:56px 0;position:relative;overflow:hidden}
.method-band h2{color:var(--band-head);font-size:34px;margin:0}
.method-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:20px;margin-top:24px;position:relative}
.method{background:var(--method-bg);border:var(--method-border);border-radius:var(--radius);padding:22px}
.method-ic{width:50px;height:50px;border-radius:14px;display:flex;align-items:center;justify-content:center;background:var(--method-ic-bg);color:var(--method-ic-ink);margin-bottom:12px}
.method-ic svg{width:26px;height:26px}
.method h3{color:var(--band-head);margin:0 0 6px;font-size:20px}
.method h3 a{color:inherit}
.method p{margin:0;color:var(--band-muted);font-size:14.5px}

/* hub */
.hub-hero{background:var(--hub-bg);color:var(--hub-ink);padding:44px 0 46px;position:relative;overflow:hidden;margin-top:14px}
.hub-hero-in{display:flex;gap:26px;align-items:center;position:relative}
.hub-ic{flex:0 0 86px;height:86px;border-radius:24px;display:flex;align-items:center;justify-content:center;background:var(--hub-ic-bg);color:var(--hub-ic-ink)}
.hub-ic svg{width:46px;height:46px}
.hub-hero h1{font-size:44px;margin:2px 0 8px;color:var(--hub-head)}
.hub-hero .lede{color:var(--hub-muted);margin:0;max-width:760px}
.hub-intro{background:var(--panel-bg);border:var(--panel-border);border-radius:var(--radius);padding:20px 24px;margin:0 0 30px;font-size:16.5px}
.hub-intro p{margin:0}
.section > h2,.hub-h2{margin-top:30px}

/* article */
.post{max-width:800px;margin:0 auto;padding:6px 0 48px}
.post-head{padding:18px 0 4px;position:relative}
.post-eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12.5px;font-weight:700;letter-spacing:1.4px;text-transform:uppercase;color:var(--tag);background:var(--chip-bg);padding:6px 12px 6px 8px;border-radius:999px}
.eb-ic svg{width:17px;height:17px}
.post h1{font-size:44px;letter-spacing:-1px;margin:14px 0 10px}
.post-meta{color:var(--muted);font-size:14px}
.post-body{font-size:18px}
.post-body h2{font-size:29px;margin:44px 0 12px;padding-top:6px}
.post-body h3{font-size:21px;margin:28px 0 8px}
.post-body ul,.post-body ol{padding-left:22px}
.post-body li{margin:6px 0}
.post-body li::marker{color:var(--accent)}
.affiliate-note{font-size:13.5px;color:var(--muted);background:var(--panel-bg);border:var(--panel-border);border-radius:12px;padding:10px 14px}
.quick-answer{background:var(--qa-bg);border:var(--qa-border);border-left:6px solid var(--qa-accent);border-radius:16px;padding:20px 22px;margin:24px 0;box-shadow:var(--shadow-sm)}
.quick-answer strong:first-child{display:block;font-family:var(--head-font);font-size:13px;letter-spacing:1.4px;text-transform:uppercase;margin-bottom:6px;color:var(--qa-accent)}
.safety{background:var(--safety-bg);border-left:6px solid var(--safety-accent);border-radius:16px;padding:18px 20px;margin:24px 0}
.safety strong:first-child{color:var(--safety-accent)}
.post-hero{margin:22px 0 8px;background:var(--thumb-bg);border:var(--card-border);border-radius:var(--radius);padding:22px;display:flex;justify-content:center;box-shadow:var(--shadow-sm)}
.post-hero img{max-height:340px;object-fit:contain;mix-blend-mode:multiply}
.table-wrap{overflow-x:auto;margin:20px 0;border-radius:14px;box-shadow:var(--shadow-sm)}
table{width:100%;border-collapse:collapse;font-size:15px;background:var(--table-bg);overflow:hidden}
.table-wrap table{margin:0}
th,td{padding:11px 13px;border-bottom:var(--table-line);text-align:left;vertical-align:top}
th{background:var(--th-bg);color:var(--th-ink);font-weight:700;font-size:14px}
tr:nth-child(even) td{background:var(--zebra)}

.product-card{display:grid;grid-template-columns:180px 1fr;gap:22px;background:var(--card-bg);border:var(--card-border);border-radius:var(--radius);padding:20px;margin:22px 0;box-shadow:var(--shadow-sm);position:relative}
.product-card > a:first-child{background:var(--thumb-bg);border-radius:12px;display:flex;align-items:center;justify-content:center;padding:8px}
.pc-img{width:164px;height:164px;object-fit:contain;mix-blend-mode:multiply}
.pc-badge{display:inline-block;background:var(--badge-bg);color:var(--badge-ink);font-size:12px;font-weight:700;padding:4px 11px;border-radius:999px;letter-spacing:.2px}
.pc-title{font-family:var(--head-font);font-size:21px;margin:10px 0 6px;color:var(--head)}
.product-card ul{margin:6px 0 14px;padding-left:20px;font-size:15.5px}
.btn-amazon{display:inline-block;background:var(--accent);color:var(--on-accent);font-weight:700;padding:11px 20px;border-radius:var(--btn-radius,11px);font-size:15px;box-shadow:0 8px 18px var(--accent-shadow)}
.btn-amazon:hover{background:var(--accent-dk);text-decoration:none}
.sources{font-size:14.5px;background:var(--panel-bg);border:var(--panel-border);border-radius:14px;padding:16px 20px;margin-top:34px}
.sources h2{font-size:19px;margin:0 0 6px}
.sources ol{margin:0;padding-left:20px}
.related{margin-top:30px;background:var(--panel-bg);border:var(--panel-border);border-radius:14px;padding:16px 22px}
.related h2{font-size:21px;margin:4px 0 6px}
.related ul{padding-left:20px}
.caveat{color:var(--muted)}

/* footer */
.site-footer{background:var(--footer-bg);color:var(--footer-ink);padding:48px 0 28px;margin-top:56px;font-size:14.5px;position:relative}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:30px}
.site-footer h4{color:var(--footer-head);font-size:16px;margin:0 0 10px}
.site-footer a{color:var(--footer-link)}
.site-footer ul{list-style:none;margin:0;padding:0}.site-footer li{margin:5px 0}
.footer-legal{border-top:1px solid var(--footer-line);margin-top:26px;padding-top:16px;font-size:13px;color:var(--footer-muted)}

@media (max-width:900px){.hero-grid{grid-template-columns:1fr;gap:28px}.hero-art{max-width:520px;margin:0 auto}.trust-grid{grid-template-columns:1fr}}
@media (max-width:720px){
 .home-hero{padding:40px 0 46px}.home-hero h1{font-size:38px}.post h1{font-size:32px}.post-body{font-size:16.5px}
 .hub-hero h1{font-size:32px}.hub-ic{flex-basis:62px;height:62px}.hub-ic svg{width:34px;height:34px}
 .product-card{grid-template-columns:1fr}.pc-img{width:100%;height:200px}
 .footer-grid{grid-template-columns:1fr}.more-list{columns:1}
 .post-hero img{max-height:200px}.site-header{position:static}
 .main-nav a{font-size:14px;padding:6px 9px}
}

/* skin */
/* EyepieceLab: observatory night-sky theme */
body{background:#0a0f22 radial-gradient(1px 1px at 20px 30px,#fff,transparent) , #0a0f22;
 background-image:radial-gradient(1.2px 1.2px at 12% 18%,rgba(255,255,255,.8),transparent 60%),radial-gradient(1px 1px at 72% 8%,rgba(255,255,255,.7),transparent 60%),radial-gradient(1px 1px at 42% 62%,rgba(255,255,255,.5),transparent 60%),radial-gradient(1.4px 1.4px at 88% 44%,rgba(255,255,255,.7),transparent 60%),radial-gradient(1px 1px at 30% 88%,rgba(255,255,255,.45),transparent 60%),radial-gradient(1px 1px at 58% 30%,rgba(255,255,255,.5),transparent 60%);
 background-size:620px 620px;background-attachment:fixed}
.home-hero{background:radial-gradient(70% 90% at 80% 10%,rgba(157,140,255,.22),transparent 60%),radial-gradient(60% 80% at 0% 100%,rgba(255,181,71,.08),transparent 60%)}
.home-hero h1{color:#fff}
.home-hero h1 em{background:linear-gradient(90deg,#ffd27a,#ff9f5a);-webkit-background-clip:text;background-clip:text;color:transparent}
.card-tag .ct-ic{color:#9d8cff}
.method-band:before{content:"";position:absolute;inset:0;background:radial-gradient(1px 1px at 10% 20%,#fff,transparent),radial-gradient(1px 1px at 80% 70%,#fff,transparent),radial-gradient(1.4px 1.4px at 50% 40%,#fff,transparent);background-size:300px 300px;opacity:.35}
.hub-hero:after{content:"";position:absolute;inset:0;background-image:radial-gradient(1.3px 1.3px at 70% 30%,#fff,transparent),radial-gradient(1px 1px at 85% 70%,#fff,transparent),radial-gradient(1px 1px at 60% 80%,#fff,transparent),radial-gradient(1.5px 1.5px at 92% 20%,#ffd27a,transparent),radial-gradient(40% 120% at 100% 0%,rgba(255,181,71,.18),transparent 70%);opacity:.9;pointer-events:none}
.post-head h1{color:#fff}
.post-body a{color:#ffc46b}
.post-body strong{color:#fff}
.sources a,.related a{color:#ffc46b}
.product-card{background:linear-gradient(180deg,#141d40,#10172f)}
.pc-title{color:#fff}
.product-card:before{content:"";position:absolute;left:20px;right:20px;top:0;height:2px;background:linear-gradient(90deg,transparent,#ffb547,transparent);opacity:.6}
.more-list a{color:#ffc46b}