.santekita-premium-seo-page{
  color:#f8fbff;
  background:
    radial-gradient(circle at 80% 0%,rgba(13,124,255,.16),transparent 30%),
    linear-gradient(180deg,#02070f,#06121f 48%,#02070f);
  margin-left:calc(50% - 50vw);
  margin-right:calc(50% - 50vw);
  width:100vw;
}
.santekita-premium-seo-page *{box-sizing:border-box}
.seo-wrap{width:min(1180px,calc(100% - 48px));margin-inline:auto}
.seo-hero{padding:80px 0 56px;border-bottom:1px solid rgba(86,164,255,.14)}
.seo-hero-grid{display:grid;grid-template-columns:1.25fr .75fr;gap:28px;align-items:center}
.seo-eyebrow{color:#42c8ff;font-size:13px;font-weight:950;text-transform:uppercase;letter-spacing:1.4px;margin-bottom:12px}
.seo-hero h1{font-size:clamp(42px,6vw,74px);line-height:1.02;margin:0 0 18px;text-transform:uppercase;letter-spacing:-2px}
.seo-lead{font-size:19px;color:#d7e4f3;max-width:760px}
.seo-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:26px}
.seo-btn{min-height:52px;padding:0 22px;border-radius:12px;display:inline-flex;align-items:center;justify-content:center;font-weight:900;border:1px solid rgba(255,255,255,.14);text-decoration:none}
.seo-btn-blue{background:linear-gradient(135deg,#075ce8,#0aa8ff);color:#fff;box-shadow:0 18px 42px rgba(13,124,255,.34)}
.seo-btn-dark{background:rgba(255,255,255,.06);color:#fff}
.seo-hero-card{padding:28px;border:1px solid rgba(86,164,255,.26);border-radius:22px;background:linear-gradient(180deg,rgba(9,26,48,.88),rgba(5,16,31,.78));box-shadow:0 24px 70px rgba(0,0,0,.32)}
.seo-hero-card strong{font-size:22px;display:block;margin-bottom:12px}
.seo-hero-card li{margin:10px 0;color:#d7e4f3}
.seo-section{padding:70px 0;border-bottom:1px solid rgba(86,164,255,.10)}
.seo-section h2{font-size:clamp(30px,4vw,48px);line-height:1.08;margin:0 0 18px;text-transform:uppercase}
.seo-section h3{font-size:22px;margin:0 0 10px}
.seo-section p{color:#cbd8e8;font-size:17px}
.seo-dark{background:rgba(3,11,22,.52)}
.seo-intro{max-width:960px}
.benefit-grid,.problem-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:30px}
.benefit-card,.problem-grid article{padding:24px;border:1px solid rgba(86,164,255,.22);border-radius:18px;background:radial-gradient(circle at 20% 0%,rgba(13,124,255,.14),transparent 38%),rgba(7,20,38,.76)}
.benefit-card span{font-size:34px;display:block;margin-bottom:12px}
.seo-before-after-image-wrap{margin:26px 0 22px;border-radius:24px;border:1px solid rgba(86,164,255,.28);background:linear-gradient(180deg,rgba(7,20,38,.80),rgba(2,7,15,.92));box-shadow:0 28px 90px rgba(0,0,0,.48);overflow:hidden}
.seo-before-after-image{display:block;width:100%;height:auto;border-radius:24px}
.comparison-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:22px}
.comparison-card{padding:24px;border-radius:18px;border:1px solid rgba(86,164,255,.22);background:rgba(7,20,38,.76)}
.comparison-card.before{border-color:rgba(255,122,24,.32)}
.comparison-card.after{border-color:rgba(66,200,255,.36)}
.comparison-card li{margin:8px 0;color:#d7e4f3}
.symptom-grid,.system-grid,.price-factors{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:24px}
.symptom-grid div,.system-grid div,.price-factors div{padding:18px;border-radius:14px;border:1px solid rgba(86,164,255,.20);background:rgba(255,255,255,.045);font-weight:800}
.symptom-grid div:before{content:"✓";color:#42c8ff;margin-right:9px}
.timeline{display:grid;gap:14px;margin-top:26px}
.timeline div{padding:20px;border-radius:16px;border:1px solid rgba(86,164,255,.22);background:rgba(7,20,38,.76)}
.timeline strong{font-size:19px}
.timeline p{margin:8px 0 0}
.split-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.split-grid > div{padding:28px;border:1px solid rgba(86,164,255,.22);border-radius:20px;background:rgba(7,20,38,.70)}
.faq-item{border:1px solid rgba(86,164,255,.20);border-radius:14px;background:rgba(7,20,38,.70);margin:10px 0;overflow:hidden}
.faq-item summary{cursor:pointer;padding:18px 20px;font-weight:900}
.faq-item p{padding:0 20px 18px;margin:0}
.cta-final-box{padding:38px;border-radius:24px;border:1px solid rgba(86,164,255,.30);background:linear-gradient(135deg,rgba(13,124,255,.18),rgba(5,16,31,.90));box-shadow:0 28px 90px rgba(0,0,0,.42);text-align:center}
.cta-final-box p{max-width:760px;margin-inline:auto}
@media(max-width:980px){
  .seo-hero-grid,.benefit-grid,.problem-grid,.comparison-grid,.split-grid{grid-template-columns:1fr}
  .symptom-grid,.system-grid,.price-factors{grid-template-columns:1fr}
}
@media(max-width:760px){
  .seo-before-after-image-wrap{border-radius:18px}
  .seo-before-after-image{border-radius:18px}
}


/* Premium Core v2.1 – shared service cards */
.spc-related-services{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:18px;
}
.spc-service-card{
  min-height:300px;
  padding:26px;
  border:1px solid rgba(86,164,255,.22);
  border-radius:18px;
  background:
    radial-gradient(circle at 20% 0%,rgba(13,124,255,.15),transparent 38%),
    rgba(7,20,38,.78);
  box-shadow:0 18px 55px rgba(0,0,0,.24);
  display:flex;
  flex-direction:column;
  transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease;
}
.spc-service-card:hover{
  transform:translateY(-4px);
  border-color:rgba(86,164,255,.48);
  box-shadow:0 26px 70px rgba(13,124,255,.14);
}
.spc-service-icon{
  min-height:74px;
  display:flex;
  align-items:center;
  font-size:48px;
  color:#42c8ff;
}
.spc-service-card h3{
  margin:8px 0 12px;
  font-size:22px;
  line-height:1.15;
  text-transform:uppercase;
}
.spc-service-card p{
  margin:0;
  color:#cbd8e8;
}
.spc-service-card a{
  margin-top:auto;
  padding-top:20px;
  color:#42c8ff;
  font-weight:900;
  text-transform:uppercase;
  text-decoration:none;
}
@media(max-width:980px){
  .spc-related-services{grid-template-columns:1fr}
}


/* Premium Core v2.2 */
.spc-problem-cards,
.spc-trust-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:18px;
  margin-top:26px;
}
.spc-problem-cards article,
.spc-trust-grid article{
  padding:24px;
  border:1px solid rgba(86,164,255,.22);
  border-radius:18px;
  background:rgba(7,20,38,.76);
}
.spc-problem-cards h3{font-size:20px}
.spc-trust-grid strong{display:block;font-size:20px;margin-bottom:10px}
.spc-table-wrap{overflow-x:auto;margin-top:24px;border-radius:18px;border:1px solid rgba(86,164,255,.22)}
.spc-seo-table{width:100%;border-collapse:collapse;min-width:760px;background:rgba(7,20,38,.72)}
.spc-seo-table th,.spc-seo-table td{padding:18px;text-align:left;border-bottom:1px solid rgba(86,164,255,.16);vertical-align:top}
.spc-seo-table th{color:#42c8ff;text-transform:uppercase;font-size:13px;letter-spacing:.7px}
.spc-project-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.spc-project-card{border:1px solid rgba(86,164,255,.22);border-radius:20px;overflow:hidden;background:rgba(7,20,38,.76)}
.spc-project-images{display:grid;grid-template-columns:1fr 1fr}
.spc-project-images figure{margin:0;position:relative;min-height:220px;background:#02070f}
.spc-project-images img{width:100%;height:100%;object-fit:cover;display:block}
.spc-project-images figcaption{position:absolute;left:12px;bottom:12px;padding:7px 12px;border-radius:999px;background:rgba(2,7,15,.82);font-weight:900}
.spc-project-body{padding:22px}
.spc-project-city{color:#42c8ff;font-weight:900;margin-bottom:10px}
.spc-gallery-placeholder{padding:34px;text-align:center;border:1px dashed rgba(86,164,255,.35);border-radius:20px;background:rgba(7,20,38,.52)}
.spc-analytics-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin:20px 0}
.spc-analytics-card{padding:20px;border:1px solid #dcdcde;border-radius:10px;background:#fff}
.spc-analytics-card strong{display:block;font-size:28px;margin-top:8px}
.spc-chart{display:flex;align-items:flex-end;gap:6px;height:170px;padding:16px;background:#fff;border:1px solid #dcdcde;border-radius:10px}
.spc-chart-bar{flex:1;min-width:4px;background:#2271b1;border-radius:4px 4px 0 0;position:relative}
.spc-chart-bar:hover:after{content:attr(data-label);position:absolute;bottom:100%;left:50%;transform:translateX(-50%);background:#1d2327;color:#fff;padding:4px 7px;border-radius:4px;white-space:nowrap;font-size:11px}
@media(max-width:980px){
  .spc-problem-cards,.spc-trust-grid{grid-template-columns:1fr 1fr}
  .spc-project-grid{grid-template-columns:1fr}
}
@media(max-width:640px){
  .spc-problem-cards,.spc-trust-grid{grid-template-columns:1fr}
  .spc-project-images{grid-template-columns:1fr}
}

.spc-project-grid{display:grid;grid-template-columns:1fr;gap:30px}
.spc-project-card{border:1px solid rgba(86,164,255,.24);border-radius:24px;background:rgba(7,20,38,.78);overflow:hidden;box-shadow:0 24px 70px rgba(0,0,0,.30)}
.spc-project-body{padding:28px}
.spc-project-meta{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:14px}
.spc-project-meta span{padding:7px 11px;border-radius:999px;background:rgba(66,200,255,.10);border:1px solid rgba(66,200,255,.24);color:#42c8ff;font-weight:800;font-size:13px}
.spc-project-card h3{font-size:clamp(26px,4vw,38px);margin:0 0 14px;text-transform:uppercase}
.spc-project-gallery{display:grid;grid-template-columns:1fr;gap:18px;margin:24px 0}
.spc-photo-pair{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.spc-project-gallery figure{position:relative;margin:0;border-radius:16px;overflow:hidden;background:#02070f;min-height:240px}
.spc-lightbox-open{display:block;width:100%;height:100%;padding:0;border:0;background:#02070f;cursor:zoom-in}
.spc-project-gallery img{width:100%;height:100%;object-fit:cover;display:block}
.spc-project-gallery figcaption{position:absolute;left:12px;bottom:12px;padding:7px 12px;border-radius:999px;background:rgba(2,7,15,.84);font-weight:900}
.spc-project-gallery figcaption.is-before{background:rgba(7,92,232,.9)}
.spc-project-gallery figcaption.is-after{background:rgba(20,145,92,.92)}
.spc-video-wrap{position:relative;padding-top:56.25%;margin:24px 0;border-radius:18px;overflow:hidden;background:#000}
.spc-video-wrap iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
.spc-video-play{position:absolute;inset:0;width:100%;height:100%;padding:0;border:0;background:#000;color:#fff;cursor:pointer}
.spc-video-play img{width:100%;height:100%;object-fit:cover;display:block;opacity:.78}
.spc-video-play span{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);padding:14px 20px;border-radius:999px;background:#075ce8;color:#fff;font-weight:900;white-space:nowrap;box-shadow:0 15px 45px rgba(0,0,0,.45)}
.spc-project-detail{padding:18px;border-radius:14px;background:rgba(255,255,255,.045);border:1px solid rgba(86,164,255,.16);margin-top:14px}
.spc-project-detail strong{display:block;color:#42c8ff;margin-bottom:6px}
.spc-related-service-link{display:inline-flex;margin-top:20px;color:#42c8ff;font-weight:900;text-decoration:none}
.spc-lightbox[hidden]{display:none}
.spc-lightbox{position:fixed;z-index:999999;inset:0;display:flex;align-items:center;justify-content:center;padding:28px;background:rgba(0,4,10,.94)}
.spc-lightbox img{display:block;max-width:min(1400px,94vw);max-height:90vh;object-fit:contain}
.spc-lightbox-close{position:fixed;right:24px;top:18px;width:48px;height:48px;border:1px solid rgba(255,255,255,.3);border-radius:50%;background:#071426;color:#fff;font-size:32px;cursor:pointer}
body.spc-lightbox-active{overflow:hidden}
@media(max-width:760px){.spc-photo-pair{grid-template-columns:1fr}.spc-project-body{padding:20px}.spc-video-play span{font-size:14px;padding:12px 15px}}

/* Premium Core v3.3 – portfolio integration */
.spc-home-projects{padding:76px 0;color:#f8fbff;background:linear-gradient(180deg,#06121f,#02070f);border-top:1px solid rgba(86,164,255,.12)}
.spc-home-projects *{box-sizing:border-box}
.spc-home-projects-head{display:flex;align-items:end;justify-content:space-between;gap:28px;margin-bottom:30px}
.spc-home-projects-head h2{font-size:clamp(30px,4vw,48px);line-height:1.08;margin:0 0 12px;text-transform:uppercase}
.spc-home-projects-head p{max-width:720px;margin:0;color:#cbd8e8;font-size:17px}
.spc-home-project-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.spc-home-project-card{display:flex;flex-direction:column;min-width:0;border:1px solid rgba(86,164,255,.22);border-radius:20px;overflow:hidden;background:rgba(7,20,38,.78);box-shadow:0 20px 60px rgba(0,0,0,.28)}
.spc-home-project-card:first-child{grid-column:span 2}
.spc-home-project-image{display:block;aspect-ratio:16/10;background:#02070f;overflow:hidden}
.spc-home-project-image img{display:block;width:100%;height:100%;object-fit:cover;transition:transform .3s ease}
.spc-home-project-card:hover .spc-home-project-image img{transform:scale(1.035)}
.spc-home-project-body{display:flex;flex:1;flex-direction:column;padding:22px}
.spc-home-project-body h3{margin:0 0 10px;color:#fff;font-size:22px;line-height:1.18;text-transform:uppercase}
.spc-home-project-body p{margin:0 0 18px;color:#cbd8e8}
.spc-project-link{margin-top:auto;color:#42c8ff;font-weight:900;text-decoration:none;text-transform:uppercase}
@media(max-width:980px){.spc-home-project-grid{grid-template-columns:1fr 1fr}}
@media(max-width:700px){
  .seo-wrap{width:min(100% - 28px,1180px)}
  .spc-home-projects{padding:56px 0}
  .spc-home-projects-head{align-items:flex-start;flex-direction:column}
  .spc-home-project-grid{grid-template-columns:1fr}
  .spc-home-project-card:first-child{grid-column:auto}
}