/*
Theme Name: Zentropics UK Launch (ZenBrain)
Theme URI: https://zentropics.pro
Author: Zentropics
Description: Premium DTC, clinical/pharmacy-ready WordPress theme for Zentropics (UK) with ZenBrain pre-order flow.
Version: 2.0.0
License: GNU General Public License v2 or later
Text Domain: zentropics-uk-launch
*/

:root{
  --bg:#ffffff;
  --ink:#0b1220;
  --muted:#475569;
  --border:#e2e8f0;
  --surface:#f8fafc;
  --purple:#4c1d95;
  --purple2:#6d28d9;
  --purple3:#a78bfa;
  --shadow:0 18px 55px rgba(2,6,23,.10);
  --shadow2:0 10px 25px rgba(2,6,23,.07);
  --radius:22px;
  --max:1120px;
  --font: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji","Segoe UI Emoji";
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:var(--font);color:var(--ink);background:var(--bg);line-height:1.6}
a{color:var(--purple2);text-decoration:none}
a:hover{text-decoration:underline}
.z-wrap{max-width:var(--max);margin:0 auto;padding:0 20px}

.z-topbar{
  position:sticky;top:0;z-index:50;
  background:rgba(255,255,255,.9);
  backdrop-filter:saturate(180%) blur(10px);
  border-bottom:1px solid var(--border);
}
.z-nav{display:flex;align-items:center;justify-content:space-between;padding:12px 0;gap:16px}
.z-brand{display:flex;align-items:center}
.z-brand img{height:34px;width:auto;display:block}
.z-links{display:flex;align-items:center;gap:18px;flex-wrap:wrap;justify-content:flex-end}
.z-links a{color:var(--muted);font-weight:850;font-size:14px}
.z-links a:hover{color:var(--ink);text-decoration:none}

.z-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  padding:12px 16px;border-radius:14px;border:1px solid var(--border);
  font-weight:950;font-size:14px;background:#fff;cursor:pointer;
  transition:transform .08s ease, box-shadow .2s ease, border-color .2s ease;
}
.z-btn:hover{transform:translateY(-1px);box-shadow:var(--shadow);border-color:#cbd5e1;text-decoration:none}
.z-btn.primary{
  background:linear-gradient(135deg,var(--purple),var(--purple3));
  color:#fff;border-color:rgba(76,29,149,.35);
  box-shadow:0 18px 45px rgba(76,29,149,.18);
}
.z-btn.primary:hover{border-color:rgba(76,29,149,.55)}

.z-hero{
  padding:74px 0 44px;
  background:
    radial-gradient(900px 520px at 20% 0%, rgba(76,29,149,.10), rgba(255,255,255,0) 55%),
    radial-gradient(800px 500px at 80% 10%, rgba(167,139,250,.18), rgba(255,255,255,0) 55%);
}
.z-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:34px;align-items:center}
@media (max-width: 900px){.z-grid{grid-template-columns:1fr;gap:22px}}

.z-h1{font-size:46px;line-height:1.04;margin:10px 0 12px;letter-spacing:-.04em}
@media (max-width:520px){.z-h1{font-size:38px}}
.z-lead{font-size:18px;color:var(--muted);margin:0 0 18px}

.z-kicker{
  display:inline-flex;align-items:center;gap:10px;
  border:1px solid var(--border);
  background:rgba(248,250,252,.9);
  padding:8px 12px;border-radius:999px;
  color:var(--muted);font-weight:950;font-size:12px
}

.z-cta{display:flex;gap:12px;flex-wrap:wrap;align-items:center;margin-top:18px}
.z-note{font-size:12px;color:var(--muted);margin-top:10px}

.z-card{border:1px solid var(--border);border-radius:var(--radius);background:#fff;box-shadow:var(--shadow2);overflow:hidden}
.z-card-pad{padding:18px}
.z-badge{display:inline-flex;gap:8px;align-items:center;font-size:12px;font-weight:950;color:var(--purple2);
  background:rgba(76,29,149,.06);border:1px solid rgba(76,29,149,.14);padding:6px 10px;border-radius:999px}

.z-hero-img{width:100%;height:auto;display:block;border-radius:var(--radius);border:1px solid var(--border);background:#fff;box-shadow:var(--shadow)}
.z-mini-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:12px}
@media (max-width:900px){.z-mini-grid{grid-template-columns:1fr}}
.z-mini-img{width:100%;height:auto;display:block;border-radius:18px;border:1px solid var(--border);background:#fff}

.z-section{padding:56px 0}
.z-section.alt{background:var(--surface);border-top:1px solid var(--border);border-bottom:1px solid var(--border)}
.z-h2{font-size:28px;margin:0 0 10px;letter-spacing:-.02em}
.z-sub{color:var(--muted);margin:0 0 18px}

.z-tiles{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
@media (max-width:900px){.z-tiles{grid-template-columns:1fr}}
.z-tile{border:1px solid var(--border);border-radius:var(--radius);background:#fff;padding:16px}
.z-tile h3{margin:0 0 6px;font-size:16px}
.z-tile p{margin:0;color:var(--muted);font-size:14px}

.z-table{width:100%;border-collapse:separate;border-spacing:0;border:1px solid var(--border);border-radius:var(--radius);background:#fff;overflow:hidden}
.z-table th,.z-table td{padding:12px 14px;border-bottom:1px solid var(--border);text-align:left;font-size:14px}
.z-table th{background:var(--surface);color:var(--muted);font-weight:950}
.z-table tr:last-child td{border-bottom:none}

.entry-content{max-width:var(--max);margin:0 auto;padding:0 20px}

.z-footer{padding:28px 0;color:var(--muted);font-size:13px}
.z-footer a{color:var(--muted)}
.z-footer a:hover{color:var(--ink)}

.z-legal{margin-top:10px;max-width:920px}
.z-price{font-size:28px;font-weight:1000;letter-spacing:-.02em}
.z-ship{color:var(--muted);font-weight:850}

.z-video{
  border:1px solid var(--border);
  border-radius:var(--radius);
  background:#fff;
  box-shadow:var(--shadow2);
  overflow:hidden;
}
.z-video .z-video-inner{
  aspect-ratio: 16/9;
  background:linear-gradient(135deg, rgba(76,29,149,.10), rgba(167,139,250,.16));
  display:flex;align-items:center;justify-content:center;
  color:var(--muted);font-weight:900;
}