/* product.css — shared styles for all ACKgeo product pages */
:root{
  --bg:#0b0d10;--surface:#13161b;--surface2:#191d24;
  --border:#21262d;--border2:#30363d;
  --text:#e6edf3;--muted:#8b949e;--dim:#484f58;
  --accent:#58a6ff;--danger:#f85149;--success:#3fb950;--warn:#d29922;
}
*{margin:0;padding:0;box-sizing:border-box}
body{background:var(--bg);color:var(--text);
     font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;line-height:1.6}
body::before{content:'';position:fixed;inset:0;
             background:radial-gradient(ellipse at 65% 25%,rgba(88,166,255,.04) 0%,transparent 60%);
             pointer-events:none;z-index:0}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}

/* NAV */
nav{display:flex;align-items:center;justify-content:space-between;padding:0 2.5rem;height:56px;
    border-bottom:1px solid var(--border);position:sticky;top:0;
    background:rgba(11,13,16,.92);backdrop-filter:blur(8px);z-index:100}
.logo{font-size:1.1rem;font-weight:700;letter-spacing:-.02em;color:var(--accent);text-decoration:none}
.logo span{color:var(--text)}
.nav-logo{display:flex;align-items:center;text-decoration:none}
.nav-logo svg{height:34px;width:auto}
.nav-links{display:flex;gap:1.5rem;align-items:center}
.nav-links a{color:var(--dim);font-size:.85rem;text-decoration:none;transition:color .15s}
.nav-links a:hover{color:var(--text)}
.back-link{color:var(--accent) !important}
.btn{padding:.45rem 1.1rem;border-radius:7px;font-size:.85rem;font-weight:600;
     cursor:pointer;border:none;text-decoration:none;display:inline-block;transition:opacity .15s}
.btn-primary{background:var(--accent);color:#000}
.btn-outline{border:1px solid var(--border2);color:var(--text);background:transparent}
.btn:hover{opacity:.82;text-decoration:none}

/* PAGE */
.page{position:relative;z-index:1;max-width:1080px;margin:0 auto;padding:5rem 2.5rem 6rem}

/* HERO */
.hero-tag{display:inline-flex;align-items:center;gap:.4rem;padding:.3rem .9rem;
          background:var(--tag-bg,rgba(88,166,255,.1));color:var(--tag-color,var(--accent));
          border:1px solid var(--tag-border,rgba(88,166,255,.2));border-radius:20px;
          font-size:.72rem;font-weight:600;margin-bottom:1.75rem;
          letter-spacing:.04em;text-transform:uppercase}
h1{font-size:clamp(2.4rem,5.5vw,4rem);font-weight:700;letter-spacing:-.04em;
   line-height:1.1;margin-bottom:1.25rem}
h1 em{font-style:normal}
.hero-sub{font-size:1rem;color:var(--muted);max-width:560px;margin-bottom:2.5rem;line-height:1.75}
.hero-actions{display:flex;gap:.75rem;flex-wrap:wrap;margin-bottom:4rem}
.hero-actions .btn{padding:.6rem 1.5rem;font-size:.9rem}

/* SECTION LABEL */
.section-label{font-size:.62rem;font-weight:700;letter-spacing:.25em;text-transform:uppercase;
               color:var(--dim);margin:3.5rem 0 1.25rem;display:flex;align-items:center;gap:.75rem}
.section-label::before{content:'';width:16px;height:1px;background:rgba(88,166,255,.3);flex-shrink:0}
.section-label::after{content:'';flex:1;height:1px;background:rgba(255,255,255,.04)}

/* FEATURES */
.feat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:1.1rem}
.feat-card{background:var(--surface);border:1px solid var(--border);border-radius:10px;padding:1.4rem}
.feat-icon{width:40px;height:40px;border-radius:9px;
           background:color-mix(in srgb, var(--fc, var(--accent)) 10%, transparent);
           border:1px solid color-mix(in srgb, var(--fc, var(--accent)) 25%, transparent);
           display:flex;align-items:center;justify-content:center;margin-bottom:.85rem;
           color:var(--fc, var(--accent))}
.feat-icon svg{width:18px;height:18px;stroke:currentColor;fill:none;
               stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.feat-card h3{font-size:.9rem;font-weight:600;margin-bottom:.35rem;
              display:flex;align-items:center;justify-content:space-between}
.feat-card p{color:var(--muted);font-size:.8rem;line-height:1.65}
.pts{font-size:.65rem;font-weight:700;padding:.15rem .4rem;border-radius:4px;
     background:color-mix(in srgb, var(--fc, var(--accent)) 15%, transparent);
     color:var(--fc, var(--accent))}

/* STEPS */
.steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:1.5rem;margin-bottom:1rem}
.step{text-align:center;padding:1.5rem 1rem}
.step-num{width:38px;height:38px;border-radius:50%;background:#1a2e44;color:var(--accent);
          display:flex;align-items:center;justify-content:center;font-weight:700;
          margin:0 auto .9rem;font-size:.9rem}
.step h3{font-size:.9rem;font-weight:600;margin-bottom:.35rem}
.step p{color:var(--muted);font-size:.78rem;line-height:1.6}

/* CODE BLOCK */
.code-block{background:var(--surface);border:1px solid var(--border);border-radius:8px;
            padding:1rem 1.25rem;font-family:'SFMono-Regular',Consolas,monospace;
            font-size:.8rem;line-height:1.7;color:#9ecbff;white-space:pre-wrap}

/* CTA BOX */
.cta-box{background:var(--surface);border:1px solid var(--border);border-radius:12px;
         padding:2.5rem;text-align:center;margin-top:4rem;
         border-top:2px solid var(--cta,var(--accent))}
.cta-box h2{font-size:1.5rem;font-weight:700;letter-spacing:-.02em;margin-bottom:.5rem}
.cta-box p{color:var(--muted);font-size:.88rem;margin-bottom:1.5rem}

/* FOOTER */
footer{border-top:1px solid var(--border);padding:2.5rem;color:var(--dim);
       font-size:.78rem;position:relative;z-index:1}
.footer-inner{max-width:1080px;margin:0 auto;display:flex;flex-direction:column;
              align-items:center;gap:1rem}
footer a{color:var(--dim);text-decoration:none}
footer a:hover{color:var(--muted)}
.footer-links{display:flex;gap:1.5rem;justify-content:center;flex-wrap:wrap}
.footer-legal{display:flex;gap:1.5rem;justify-content:center;flex-wrap:wrap;
              padding-top:.75rem;border-top:1px solid var(--border);width:100%}

@media(max-width:640px){
  nav{padding:0 1.25rem}
  .page{padding:4rem 1.25rem 5rem}
  .nav-links a:not(.btn){display:none}
  .back-link{display:inline-flex !important}
}