/* AI Search Visibility section + bylines. Uses live site tokens from style.css. */
.art-byline{
  max-width:var(--max);
  margin:0 auto;
  padding:0 24px 8px;
  font-size:14.5px;
  font-weight:600;
  color:#5a6a72;
}
.art-byline a{color:var(--amber-deep);text-decoration:none}
.art-byline a:hover{text-decoration:underline}
.article .art-byline,
.article-body .art-byline{padding-left:0;margin-bottom:18px}

.aisv-home{
  padding:72px 0;
  background:var(--band);
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
}
.aisv-home h2{
  max-width:22ch;
  color:var(--navy);
  margin:0 0 16px;
}
.aisv-home p{
  max-width:62ch;
  color:#46505c;
  font-size:18.5px;
  line-height:1.65;
  margin:0 0 18px;
}
.aisv-home-link{
  color:var(--amber-deep);
  font-size:16.5px;
  font-weight:700;
  text-decoration:none;
}
.aisv-home-link:hover{text-decoration:underline}

.aisv-hero{padding:72px 0 28px;background:linear-gradient(180deg,#f2f6f6 0%,#fcfcfd 100%);position:relative;overflow:hidden}
.aisv-hero:before{content:"";position:absolute;top:-40%;right:-10%;width:500px;height:500px;background:radial-gradient(circle,rgba(20,184,166,.06) 0%,transparent 70%);pointer-events:none}
.aisv-hero .kicker{color:var(--amber-deep);letter-spacing:.16em;text-transform:uppercase;margin-bottom:16px;font-size:12.5px;font-weight:700;position:relative}
.aisv-hero h1{letter-spacing:-.02em;max-width:16ch;font-size:clamp(32px,4.6vw,52px);font-weight:800;line-height:1.1;color:var(--navy);position:relative}
.aisv-hero .btn-row{flex-wrap:wrap;gap:14px;display:flex}
.aisv-hero .sub{color:var(--navy);font-weight:600;font-size:18.5px;max-width:46ch;margin-top:16px;line-height:1.45;position:relative}
.aisv-hero .lede{color:#5a6a72;max-width:62ch;margin-top:18px;font-size:18.5px;line-height:1.65;position:relative}
.aisv-deflead{position:relative;max-width:62ch;margin:22px 0 8px;padding:20px 22px;border:1px solid var(--line);border-left:4px solid var(--navy);background:#fff;border-radius:10px;font-size:17.5px;line-height:1.65;color:var(--navy);font-weight:500}
.aisv-wrap{max-width:760px;margin:0 auto;padding:8px 24px 64px}
.aisv-wrap h2{letter-spacing:-.015em;border-top:3px solid var(--amber);max-width:none;margin:46px 0 16px;padding-top:14px;font-size:26px;font-weight:800;color:var(--navy)}
.aisv-wrap h3{margin:28px 0 10px;font-size:19px;font-weight:700;color:var(--navy)}
.aisv-wrap p{font-size:17.5px;color:var(--gray);line-height:1.75;margin:0 0 16px}
.aisv-wrap ul,.aisv-wrap ol{margin:0 0 22px;padding-left:22px}
.aisv-wrap li{font-size:17px;color:var(--gray);line-height:1.7;margin-bottom:8px}
.aisv-wrap a{color:var(--amber-deep);font-weight:600}
.aisv-note{background:var(--band);border-left:4px solid var(--amber);border-radius:10px;padding:18px 20px;margin:22px 0}
.aisv-note p{margin:0;font-size:16px;color:var(--navy)}
.aisv-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin:24px 0 32px}
@media(max-width:720px){.aisv-grid{grid-template-columns:1fr}}
.aisv-card{border:1px solid var(--line);background:#fff;border-radius:10px;padding:22px 22px 20px}
.aisv-card h3{margin:0 0 8px;font-size:17px}
.aisv-card p{margin:0;font-size:15.5px}
.aisv-table{width:100%;border-collapse:collapse;margin:18px 0 28px;font-size:15.5px}
.aisv-table th,.aisv-table td{text-align:left;border-bottom:1px solid var(--line);padding:10px 8px;vertical-align:top;color:var(--gray)}
.aisv-table th{color:var(--navy);font-size:12.5px;letter-spacing:.08em;text-transform:uppercase}
.aisv-cta{background:var(--navy);color:#fff;border-radius:12px;padding:32px 28px;margin:40px 0 8px}
.aisv-cta h2{border:0;margin:0 0 10px;padding:0;color:#fff;font-size:24px}
.aisv-cta p{color:#ffffffcc;margin:0 0 18px}
.aisv-cta a.btn{margin-right:10px;margin-top:4px}
.aisv-cta a.btn-ghost{color:#fff;border-color:#ffffff44}
.aisv-cta a.btn-ghost:hover{color:var(--amber);border-color:var(--amber)}
.aisv-faq details{border-bottom:1px solid var(--line);padding:16px 0}
.aisv-faq summary{cursor:pointer;font-size:17px;font-weight:700;color:var(--navy)}
.aisv-faq details p{margin-top:10px;margin-bottom:0}
.aisv-meta{font-size:13.5px;color:#64748b;margin:8px 0 0}
.aisv-stat{display:grid;grid-template-columns:auto 1fr;gap:8px 22px;align-items:start;background:var(--band);border:1px solid var(--line);border-radius:12px;padding:24px 26px;margin:24px 0 28px}
.aisv-stat-num{grid-row:1 / span 2;font-size:56px;font-weight:800;letter-spacing:-.03em;color:var(--navy);line-height:1}
.aisv-stat p{margin:0;font-size:16px;color:var(--gray)}
.aisv-src{grid-column:2;font-size:13px !important;color:#64748b !important;margin-top:8px !important}
@media(max-width:640px){.aisv-stat{grid-template-columns:1fr}.aisv-stat-num{grid-row:auto}.aisv-src{grid-column:auto}}
.aisv-table-wrap{overflow-x:auto;margin:18px 0 8px}
.aisv-caption{font-size:13.5px;color:#64748b;line-height:1.55;margin:8px 0 24px}
.aisv-card-label{color:var(--amber-deep);letter-spacing:.12em;text-transform:uppercase;font-size:11.5px;font-weight:700;margin:0 0 8px}
.aisv-card h3{font-size:16.5px;line-height:1.4;font-weight:700;margin:0 0 10px}
.aisv-levels,.aisv-dims,.aisv-deliver{list-style:none;padding:0;margin:18px 0 24px}
.aisv-levels li,.aisv-dims li,.aisv-deliver li{position:relative;padding:10px 0 10px 22px;border-bottom:1px solid var(--line);font-size:16.5px;line-height:1.65}
.aisv-levels li:last-child,.aisv-dims li:last-child,.aisv-deliver li:last-child{border-bottom:none}
.aisv-levels li:before,.aisv-dims li:before,.aisv-deliver li:before{content:"";position:absolute;left:0;top:18px;width:8px;height:8px;border-radius:50%;background:var(--amber)}
.aisv-levels strong,.aisv-dims strong{color:var(--navy)}
.aisv-protocol{max-width:820px}
.aisv-sec{color:var(--amber-deep);letter-spacing:.12em;text-transform:uppercase;font-size:12px;font-weight:700;margin:48px 0 0}
.aisv-protocol h2{margin-top:8px}
.aisv-spec{display:grid;grid-template-columns:repeat(5,1fr);gap:10px;margin:8px 0 36px;padding:18px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.aisv-spec span{display:block;font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:#64748b;font-weight:700;margin-bottom:4px}
.aisv-spec strong{font-size:14.5px;color:var(--navy);font-weight:700}
@media(max-width:800px){.aisv-spec{grid-template-columns:1fr 1fr}}
.aisv-defs{margin:8px 0 24px}
.aisv-defs dt{font-weight:700;color:var(--navy);font-size:16.5px;margin:16px 0 4px}
.aisv-defs dd{margin:0;font-size:16.5px;color:var(--gray);line-height:1.7}
.aisv-box{border-radius:10px;padding:20px 22px;margin:22px 0 28px}
.aisv-box p{margin:0 0 10px;font-size:16px}
.aisv-box p:last-child{margin-bottom:0}
.aisv-box-label{letter-spacing:.12em;text-transform:uppercase;font-size:11.5px;font-weight:700;margin:0 0 10px}
.aisv-box-red{background:#fdf4f4;border-left:4px solid #b42318;color:#7a1c16}
.aisv-box-red .aisv-box-label{color:#b42318}
.aisv-box-red p,.aisv-box-red li{color:#5c2a26}
.aisv-box-green{background:#f1f7f6;border-left:4px solid var(--amber-deep)}
.aisv-box-green .aisv-box-label{color:var(--amber-deep)}
.aisv-box-amber{background:#fbf6ef;border-left:4px solid #b45309}
.aisv-box-amber .aisv-box-label{color:#b45309}
.aisv-box-history{background:var(--band);border-left:4px solid var(--navy)}
.aisv-formula{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:13.5px;line-height:1.65;background:#0c2025;color:#eaf3f1;border-radius:10px;padding:18px 20px;overflow-x:auto;margin:12px 0 22px;white-space:pre}
.aisv-limits{margin:8px 0 0;padding-left:18px}
.aisv-limits li{margin-bottom:10px;font-size:15.5px;line-height:1.6}
a.aisv-card{display:block;text-decoration:none;color:inherit}
a.aisv-card:hover{border-color:var(--amber)}
.aisv-cluster{margin-bottom:8px}
.aisv-hero-long h1{max-width:22ch}
.aisv-defbox{border:1px solid var(--line);border-left:4px solid var(--navy);background:#fff;border-radius:10px;padding:22px 24px;margin:22px 0 28px}
.aisv-defbox p{margin:0;font-size:17.5px;line-height:1.7;color:var(--navy)}
.aisv-related a{display:block;margin:10px 0;font-weight:600}