/* ── rebygene.com — shared article styles (brand: dark + gold, Playfair/Inter) ── */
:root{
  --gold-gradient:linear-gradient(135deg,#bf953f,#fcf6ba,#b38728,#fbf5b7,#aa771c);
  --gold:#d4af37;--amber:#A16207;--dark-bg:#050505;--champagne:#1a1408;--ivory:#f5f0e8;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:'Inter',sans-serif;color:#cfcfcf;background:#050505;background-image:radial-gradient(circle at 50% 0%,#161616 0%,#000 100%);line-height:1.8;overflow-x:hidden}
h1,h2,h3,h4{font-family:'Playfair Display',serif;font-weight:400;letter-spacing:.5px;color:#ececec}
a{color:var(--gold);text-decoration:none;transition:.25s}
a:hover{opacity:.8}
.gold-text{background:var(--gold-gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;font-weight:700}

/* nav */
nav{position:fixed;top:0;width:100%;z-index:100;padding:14px 5%;display:flex;justify-content:space-between;align-items:center;background:rgba(0,0,0,.93);backdrop-filter:blur(12px);border-bottom:1px solid rgba(212,175,55,.12)}
.nav-logo{display:flex;align-items:center;gap:10px}
.nav-logo img{height:40px;width:auto;display:block}
.nav-logo .brand{font-weight:700;color:#fff;font-size:.95em;line-height:1.1}
.nav-logo .sub{font-size:.62em;color:rgba(212,175,55,.7);letter-spacing:2px;text-transform:uppercase}
.nav-links{display:flex;gap:22px;align-items:center}
.nav-links a{color:#d0d0d0;font-size:.82em;letter-spacing:.5px}
.nav-links a:hover{color:var(--gold)}
.nav-cta{border:1px solid rgba(212,175,55,.45);padding:7px 14px;border-radius:2px;color:var(--gold)!important;text-transform:uppercase;font-size:.72em;letter-spacing:1px}
@media(max-width:680px){.nav-links a.hide-sm{display:none}}

/* article shell */
.article-hero{margin-top:64px;padding:80px 5% 50px;text-align:center;background:linear-gradient(rgba(0,0,0,.55),rgba(0,0,0,.82)),url('https://images.unsplash.com/photo-1449844908441-8829872d2607?q=80&w=1470&auto=format&fit=crop') center/cover no-repeat}
.crumbs{font-size:.72em;letter-spacing:1px;text-transform:uppercase;color:#888;margin-bottom:18px}
.crumbs a{color:#aaa}
.tag{display:inline-block;border:1px solid var(--gold);color:var(--gold);font-size:.66em;letter-spacing:3px;text-transform:uppercase;padding:6px 16px;margin-bottom:20px}
.article-hero h1{font-size:clamp(1.9em,4.5vw,3.2em);line-height:1.18;max-width:880px;margin:0 auto 18px}
.article-hero .sub{font-size:1.02em;color:rgba(255,255,255,.75);max-width:660px;margin:0 auto 20px;font-weight:300;font-style:italic}
.byline{font-size:.74em;color:#8a8a8a;letter-spacing:1.5px;text-transform:uppercase}

.body{max-width:820px;margin:0 auto;padding:60px 5% 20px}
.body p{font-size:1em;color:#bdbdbd;margin:0 0 22px;font-weight:300}
.body h2{font-size:clamp(1.5em,3vw,2.1em);margin:54px 0 18px;padding-bottom:12px;border-bottom:1px solid rgba(212,175,55,.25)}
.body h3{font-size:1.22em;color:var(--gold);margin:34px 0 10px}
.body ul,.body ol{margin:0 0 22px 26px}
.body li{margin-bottom:9px;color:#bdbdbd;font-weight:300}
.body strong{color:#ededed;font-weight:600}
.lead{font-size:1.12em!important;color:#d8d8d8!important}
.callout{border-left:3px solid var(--gold);background:#0d0d0d;padding:22px 26px;margin:34px 0;font-style:italic;color:#cdcdcd}
.keyfact{background:#0c0c0c;border:1px solid rgba(212,175,55,.22);border-radius:6px;padding:22px 26px;margin:30px 0}
.keyfact h4{margin:0 0 8px;color:var(--gold);font-size:.78em;letter-spacing:2px;text-transform:uppercase;font-family:'Inter',sans-serif}

.table-wrap{overflow-x:auto;margin:26px 0 38px}
table{width:100%;border-collapse:collapse;font-size:.9em}
th{background:#111;color:var(--gold);padding:13px;text-align:left;font-size:.74em;letter-spacing:1px;text-transform:uppercase;border-bottom:1px solid rgba(212,175,55,.25)}
td{padding:12px 13px;border-bottom:1px solid #1a1a1a;color:#bdbdbd;vertical-align:top}
tr:hover td{background:#0d0d0d}

/* internal-link / related */
.related{max-width:820px;margin:10px auto 0;padding:0 5%}
.related h3{color:#ddd;font-size:1.1em;margin-bottom:14px}
.related a{display:block;padding:12px 0;border-bottom:1px solid #161616;color:#cfcfcf}
.related a:hover{color:var(--gold)}
.related a span{color:var(--gold);margin-right:8px}

/* CTA / lead form */
.cta{max-width:820px;margin:56px auto;padding:40px 34px;background:#0c0c0c;border:1px solid rgba(212,175,55,.25);border-top:3px solid var(--gold);border-radius:6px;text-align:center}
.cta h3{font-size:1.6em;margin:0 0 10px}
.cta p{color:#9a9a9a;margin:0 0 22px;font-size:.95em}
.lead-form{display:grid;grid-template-columns:1fr 1fr;gap:10px;max-width:520px;margin:0 auto}
.lead-form input,.lead-form select{padding:13px;background:#1a1a1a;border:1px solid #333;color:#fff;border-radius:2px;font-family:'Inter',sans-serif;font-size:.9em;outline:none;width:100%}
.lead-form input:focus,.lead-form select:focus{border-color:var(--amber)}
.lead-form .full{grid-column:1/-1}
.lead-form button{grid-column:1/-1;background:var(--gold-gradient);color:#000;font-weight:700;padding:15px;border:none;border-radius:2px;letter-spacing:2px;font-size:.85em;cursor:pointer;font-family:'Inter',sans-serif;text-transform:uppercase}
.lead-form button:hover{opacity:.88}
.form-note{font-size:.72em;color:#666;margin-top:12px}

/* footer */
footer{background:#080808;border-top:1px solid rgba(212,175,55,.18);padding:48px 5% 30px;text-align:center;font-size:.82em;color:#888;margin-top:40px}
footer a{color:var(--gold)}
footer .fname{font-family:'Playfair Display',serif;color:#cfcfcf;font-size:1.1em;margin-bottom:6px}
.disclaimer{font-size:.72em;color:#555;max-width:760px;margin:18px auto 0;line-height:1.7}

/* hub grid */
.hub-grid{max-width:1080px;margin:0 auto;padding:50px 5% 30px;display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:20px}
.hub-card{background:#0c0c0c;border:1px solid #1c1c1c;border-radius:8px;overflow:hidden;transition:border-color .3s,transform .3s;display:flex;flex-direction:column}
.hub-card:hover{border-color:rgba(212,175,55,.4);transform:translateY(-3px)}
.hub-card .ph{height:150px;background-size:cover;background-position:center}
.hub-card .in{padding:22px 22px 26px}
.hub-card .k{font-size:.66em;letter-spacing:2px;text-transform:uppercase;color:var(--gold);margin-bottom:10px}
.hub-card h2{font-size:1.25em;line-height:1.3;margin:0 0 10px}
.hub-card p{font-size:.88em;color:#9a9a9a;font-weight:300;margin:0}
.hub-card .go{margin-top:14px;font-size:.74em;letter-spacing:1.5px;text-transform:uppercase;color:var(--gold)}