/* NETWERKS64 shared page styles — light theme */
:root{--cyan:#00b8d9;--teal:#0090a8;--teal-dk:#00647a;--green:#4ae647;--green-ink:#1f9e1c;--ink:#0F172A;--muted:#64748B;--faint:#94a3b8;--line:#E2E8F0;--bg:#F8FAFC;
--font-body:'Satoshi','Inter',-apple-system,'Segoe UI',Roboto,Helvetica,Arial,sans-serif;--font-display:'Cabinet Grotesk','Satoshi',sans-serif}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:5rem}
body{font-family:var(--font-body);font-size:clamp(1rem,.95rem + .25vw,1.125rem);color:var(--ink);background:var(--bg);line-height:1.6;min-height:100dvh}
img,iframe{display:block;max-width:100%;height:auto}
a{color:var(--teal);text-decoration:none}
h1,h2,h3{font-family:var(--font-display);line-height:1.1;letter-spacing:-.02em}
h1{font-size:clamp(2.2rem,1.4rem + 3vw,3.6rem)}
h2{font-size:clamp(1.6rem,1.2rem + 1.6vw,2.4rem)}
h3{font-size:1.15rem}
p{max-width:72ch}
.wrap{max-width:1080px;margin:0 auto;padding:0 20px}
/* header */
header.nav{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.9);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
header.nav .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:64px}
.brand{font-family:var(--font-display);font-size:20px;font-weight:800;letter-spacing:.06em;color:var(--cyan);white-space:nowrap}
.brand b{color:var(--green-ink)}
.tabs{display:flex;gap:18px;flex-wrap:wrap}
.tabs a{color:var(--muted);font-size:14px;font-weight:600;white-space:nowrap}
.tabs a:hover,.tabs a[aria-current]{color:var(--teal)}
.buy-btn{background:var(--green);color:var(--ink);padding:10px 18px;border-radius:9999px;font-weight:800;font-size:14px;white-space:nowrap}
@media(max-width:860px){.tabs{display:none}}
/* layout */
.hero{background:linear-gradient(160deg,#fff,#E6FAFF);border-bottom:1px solid var(--line);padding:56px 0}
.eyebrow{display:inline-block;color:var(--teal);font-weight:700;font-size:13px;text-transform:uppercase;letter-spacing:.5px;margin-bottom:10px}
.lead{font-size:17px;color:#334155;margin-top:12px}
.section{padding:48px 0}
.kicker{display:inline-block;color:var(--green-ink);font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:.12em;margin-bottom:.6rem}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:20px;box-shadow:0 1px 2px rgba(15,23,42,.05)}
.card p{color:var(--muted);font-size:.95rem;margin-top:.4rem}
.stats{display:flex;gap:26px;margin-top:24px;flex-wrap:wrap}
.stat b{display:block;font-size:26px;color:var(--teal);font-family:var(--font-display)}
.stat span{font-size:12px;color:var(--muted);text-transform:uppercase;letter-spacing:.08em}
.btn{display:inline-block;padding:13px 24px;border-radius:9999px;font-weight:800;font-size:15px}
.btn-primary{background:var(--green);color:var(--ink)}
.btn-secondary{background:#fff;border:1px solid var(--line);color:var(--ink)}
.actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:20px}
details.qa{background:#fff;border:1px solid var(--line);border-radius:12px;margin-bottom:10px;overflow:hidden}
details.qa summary{list-style:none;cursor:pointer;padding:16px 18px;font-weight:700;display:flex;justify-content:space-between;gap:12px}
details.qa summary::-webkit-details-marker{display:none}
details.qa .a{padding:0 18px 16px;color:var(--muted);font-size:.95rem}
.filelist{display:grid;gap:10px;margin-top:16px}
.filelist div{display:flex;justify-content:space-between;gap:12px;background:#fff;border:1px solid var(--line);border-radius:12px;padding:14px 16px;font-size:.95rem}
.filelist .tag{color:var(--faint);font-size:12px;font-weight:700;align-self:center}
.video-frame{position:relative;padding-top:56.25%;border-radius:14px;overflow:hidden;border:1px solid var(--line);background:#eaf3f7;margin-top:20px}
.video-frame iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
.micro{color:var(--faint);font-size:12px}
/* footer */
footer.site{border-top:1px solid var(--line);background:#fff;padding:40px 0 24px;margin-top:24px}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:28px}
.foot-grid h4{font-size:13px;text-transform:uppercase;letter-spacing:.08em;color:var(--faint);margin-bottom:10px}
.foot-grid ul{list-style:none}
.foot-grid li{margin-bottom:8px}
.foot-grid a{color:var(--muted);font-size:14px}
.foot-grid a:hover{color:var(--teal)}
.foot-tag{color:var(--muted);font-size:14px;margin-top:10px;max-width:34ch}
.foot-bottom{text-align:center;color:var(--faint);font-size:12px;margin-top:28px;border-top:1px solid var(--line);padding-top:16px}
@media(max-width:860px){.grid-2,.grid-3,.foot-grid{grid-template-columns:1fr}.hero{padding:40px 0}}