/* Philadelphia landing page — responsive, standalone */
:root{
  --navy:#07182e;
  --navy-2:#0a2546;
  --ink:#0b1729;
  --muted:#607087;
  --orange:#ff8b38;
  --cyan:#10c5d8;
  --ice:#eef9fd;
  --line:#d8e8ef;
  --white:#fff;
  --shadow:0 20px 60px rgba(8,31,55,.12);
  --radius:22px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Manrope,Arial,sans-serif;color:var(--ink);background:#fff;line-height:1.7}
h1,h2,h3,h4{line-height:1.14;margin:0 0 16px}
h1{font-size:clamp(2.45rem,5.2vw,4.5rem);letter-spacing:-.05em; font-weight:700;}
h2{font-size:clamp(2rem,3.5vw,3.6rem);letter-spacing:-.04em; font-weight:700;}
h3{font-size:1.28rem;letter-spacing:-.02em}
h4{font-size:.9rem}
p{margin:0 0 14px}
a{text-decoration:none}
ul{margin:0;padding-left:20px}
.phl-shell{width:min(1650px,calc(100% - 40px));margin:auto;position:relative}
.phl-section{padding:100px 0}
.phl-heading{max-width:900px;margin-bottom:46px}
.phl-heading.center{text-align:center;margin-left:auto;margin-right:auto}
.phl-label{display:inline-flex;align-items:center;padding:8px 12px;border:1px solid rgba(16,197,216,.25);background:#e9fbff;border-radius:999px;color:#0a6071;font-size:.73rem;font-weight:800;text-transform:uppercase;letter-spacing:.08em;margin-bottom:14px}
.phl-label.light{background:rgba(255,255,255,.08);color:#d9f9ff;border-color:rgba(255,255,255,.15)}
.phl-btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 20px;border-radius:12px;background:linear-gradient(135deg,var(--orange),#ffb064);color:#162338;font-weight:800;box-shadow:0 10px 26px rgba(255,139,56,.25);transition:.25s}
.phl-btn:hover{transform:translateY(-2px)}
.phl-btn-light{background:#fff;color:var(--navy)}
.phl-text-link{display:inline-flex;gap:8px;align-items:center;color:#0e7588;font-weight:800;margin-top:6px}
.phl-closing,.phl-copy-narrow{max-width:900px;margin:34px auto 0;text-align:center}

.phl-hero{position:relative;overflow:hidden;background:radial-gradient(circle at 50% 0,#14345e 0,#081a32 42%,#061326 100%);color:#dfe9f7;padding:110px 0 62px;min-height:790px}
.phl-hero:after{content:"";position:absolute;left:0;right:0;bottom:0;height:140px;background:linear-gradient(180deg,transparent,rgba(0,0,0,.2))}
.phl-grid{position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);background-size:44px 44px;mask-image:linear-gradient(to bottom,black,transparent 85%)}
.phl-glow{position:absolute;border-radius:50%;filter:blur(70px);opacity:.26}
.phl-glow-a{width:420px;height:420px;background:#00c9e5;left:-180px;top:30px}
.phl-glow-b{width:500px;height:500px;background:#ff7b2e;right:-250px;top:-120px}
.phl-orbit{position:absolute;border:1px solid rgba(255,255,255,.06);border-radius:50%;left:50%;top:45%;transform:translate(-50%,-50%)}
.phl-orbit-a{width:760px;height:760px}.phl-orbit-b{width:560px;height:560px}
.phl-hero-inner{text-align:center;z-index:2}
.phl-kicker{display:inline-flex;gap:9px;align-items:center;padding:8px 13px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.12);border-radius:999px;font-size:.76rem;font-weight:800;margin-bottom:24px}
.phl-hero h1{max-width:1650px;margin:0 auto 22px;color:#fff}
.phl-hero h1:after{content:"";display:block;width:76px;height:3px;background:linear-gradient(90deg,var(--orange),var(--cyan));margin:25px auto 0;border-radius:2px}
.phl-hero .phl-lead{font-size:1.1rem;color:#fff}
.phl-hero p{max-width:1350px;margin:0 auto 12px;color:#c4d1e2}
.phl-float-card{position:absolute;top:60px;width:205px;padding:15px 16px;display:flex;gap:12px;align-items:center;text-align:left;border-radius:15px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.13);backdrop-filter:blur(14px);box-shadow:0 18px 45px rgba(0,0,0,.2);font-size:.8rem;font-weight:800}
.phl-float-card i{width:34px;height:34px;display:grid;place-items:center;border-radius:10px;background:rgba(255,139,56,.14);color:#ffac69}
.phl-float-left{left:0}.phl-float-right{right:0}
.phl-service-strip{display:grid;grid-template-columns:repeat(6,1fr);gap:10px;margin-top:45px}
.phl-service-strip span{min-height:108px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;padding:10px;border:1px solid rgba(255,255,255,.1);border-radius:14px;background:rgba(255,255,255,.055);font-size:1rem;font-weight:700}
.phl-service-strip i{font-size:2rem;color:#ff9d56}

.phl-market{background:linear-gradient(180deg,#effaff,#f9fdff)}
.phl-split{display:grid;grid-template-columns:1fr 1fr;gap:55px;align-items:center}
.phl-panel,.phl-card{background:#fff;border:1px solid #e4edf3;border-radius:var(--radius);box-shadow:var(--shadow)}
.phl-panel{padding:30px}
.phl-check-list{display:grid;grid-template-columns:1fr 1fr;gap:14px;list-style:none;padding:0}
.phl-check-list li{position:relative;padding:13px 14px 13px 40px;border-bottom:1px solid #e5eef3}
.phl-check-list li:before{content:"✓";position:absolute;left:10px;top:13px;width:22px;height:22px;display:grid;place-items:center;border-radius:50%;background:#dffbff;color:#07889b;font-weight:900}
.phl-visual{min-height:430px;position:relative;border-radius:28px;background:linear-gradient(145deg,#0d3152,#07192e);overflow:hidden;box-shadow:var(--shadow)}
.phl-discovery-visual:before{content:"";position:absolute;inset:0;background:radial-gradient(circle at center,rgba(15,197,216,.3),transparent 35%),linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);background-size:auto,32px 32px,32px 32px}
.phl-visual-core{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);width:112px;height:112px;border-radius:50%;display:grid;place-items:center;background:linear-gradient(145deg,var(--orange),#ffbd79);color:#fff;font-size:2.2rem;box-shadow:0 0 0 22px rgba(255,139,56,.1),0 0 0 50px rgba(16,197,216,.06)}
.phl-node{position:absolute;width:58px;height:58px;border-radius:18px;background:#fff;display:grid;place-items:center;color:#09223d;font-size:1.2rem;box-shadow:0 14px 30px rgba(0,0,0,.25)}
.phl-node.n1{left:16%;top:20%}.phl-node.n2{right:16%;top:20%}.phl-node.n3{left:14%;bottom:18%}.phl-node.n4{right:14%;bottom:18%}.phl-node.n5{left:50%;top:10%;transform:translateX(-50%)}

.phl-search{background:#fff}
.phl-three{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.phl-card{padding:26px;height:100%}
.phl-card ul{display:grid;gap:7px;color:#506278}
.phl-card li::marker{color:var(--cyan)}
.phl-icon{width:44px;height:44px;border-radius:13px;display:grid;place-items:center;background:#e9faff;color:#087b8e;margin-bottom:18px}
.phl-card-dark{background:linear-gradient(145deg,#0d2b4c,#07182e);color:#dce9f7;border-color:transparent}
.phl-card-dark p,.phl-card-dark li{color:#bfd0e3}
.phl-card-accent{background:linear-gradient(145deg,#f0fbff,#fff)}
.phl-card h4{margin-top:18px}

.phl-solutions{background:#eff9fd}
.phl-feature{display:grid;grid-template-columns:1.08fr .92fr;gap:45px;align-items:center;margin-bottom:42px}
.phl-feature-reverse .phl-feature-content{order:1}.phl-feature-reverse .phl-ad-visual{order:2}
.phl-chip-list{list-style:none;padding:0;display:flex;flex-wrap:wrap;gap:9px;margin:18px 0}
.phl-chip-list li{padding:9px 12px;border-radius:999px;background:#fff;border:1px solid #d7e8ef;font-size:.82rem;font-weight:700}
.phl-ad-visual{min-height:410px;border-radius:28px;display:grid;place-items:center;background:radial-gradient(circle at 40% 30%,rgba(16,197,216,.35),transparent 32%),linear-gradient(145deg,#0d2d4d,#07172b);box-shadow:var(--shadow)}
.phl-ad-window{width:78%;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.15);border-radius:20px;padding:18px;backdrop-filter:blur(12px)}
.phl-window-top{display:flex;gap:7px}.phl-window-top span{width:9px;height:9px;border-radius:50%;background:rgba(255,255,255,.38)}
.phl-ad-chart{height:190px;position:relative;display:flex;align-items:flex-end;gap:18px;padding:24px}
.phl-ad-chart>i{position:absolute;right:20px;top:20px;font-size:3rem;color:#ff9a4f}
.phl-bars{height:120px;display:flex;align-items:flex-end;gap:10px}.phl-bars span{width:24px;background:linear-gradient(#1ee1ec,#1192bc);border-radius:6px 6px 2px 2px}.phl-bars span:nth-child(1){height:38%}.phl-bars span:nth-child(2){height:52%}.phl-bars span:nth-child(3){height:68%}.phl-bars span:nth-child(4){height:84%}.phl-bars span:nth-child(5){height:100%}
.phl-ad-tags{display:flex;gap:10px}.phl-ad-tags span{width:42px;height:42px;display:grid;place-items:center;background:#fff;border-radius:12px}
.phl-grid-cards{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.phl-journey{padding:14px;border-radius:12px;background:#effbfe;font-weight:700}

.phl-scope{background:#fff}
.phl-scope-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.phl-scope-grid article{position:relative;padding:28px 22px;background:#fff;border:1px solid #e1edf2;border-radius:20px;box-shadow:0 14px 38px rgba(8,31,55,.07);overflow:hidden}
.phl-scope-grid article:before{content:"";position:absolute;width:90px;height:90px;border-radius:50%;background:#e3f9fc;right:-30px;top:-34px}
.phl-scope-grid article>span{display:inline-grid;place-items:center;width:38px;height:38px;border-radius:11px;background:var(--navy);color:#fff;font-weight:800;margin-bottom:16px}

.phl-expertise{background:linear-gradient(180deg,#eef9fd,#fff)}
.phl-question-list{display:grid;grid-template-columns:1fr 1fr;gap:10px;list-style:none;padding:0;margin:22px 0}
.phl-question-list li{padding:12px 14px;border-radius:12px;background:#fff;border:1px solid #dcebf1;font-weight:700}
.phl-content-visual{position:relative;min-height:430px;border-radius:28px;background:linear-gradient(150deg,#06182c,#103b61);overflow:hidden}
.phl-doc{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);width:160px;height:200px;border-radius:22px;background:#fff;display:grid;place-items:center;font-size:4rem;color:#0c7d92;box-shadow:0 28px 60px rgba(0,0,0,.3)}
.phl-doc-line{position:absolute;height:7px;border-radius:99px;background:#b9dce4;left:50%;transform:translateX(-50%);z-index:2}.phl-doc-line.l1{width:90px;top:53%}.phl-doc-line.l2{width:70px;top:58%}.phl-doc-line.l3{width:82px;top:63%}
.phl-content-dot{position:absolute;border-radius:50%;background:#18cad8;box-shadow:0 0 0 12px rgba(24,202,216,.12)}.d1{width:18px;height:18px;left:16%;top:20%}.d2{width:12px;height:12px;right:18%;top:28%}.d3{width:16px;height:16px;right:14%;bottom:18%}

.phl-revenue{background:#fff}
.phl-flow{display:flex;align-items:center;justify-content:center;gap:12px;flex-wrap:wrap;margin:36px 0}
.phl-flow div{padding:14px 18px;border-radius:14px;background:#eefaff;border:1px solid #d5edf2;font-weight:800}
.phl-flow i{color:var(--orange)}
.phl-metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-top:28px}
.phl-metrics span{padding:16px;border-radius:14px;background:#0a2745;color:#fff;text-align:center;font-weight:700}

.phl-proof{background:linear-gradient(145deg,#07182e,#0b3154);color:#dce9f5}
.phl-proof h2{color:#fff}.phl-proof-intro{max-width:850px}
.phl-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin:36px 0}
.phl-stats div{padding:24px;border:1px solid rgba(255,255,255,.12);background:rgba(255,255,255,.06);border-radius:18px}
.phl-stats strong{display:block;font-size:2.4rem;color:#fff}.phl-stats span{color:#a8bdd3}

.phl-core{background:#f4fbfe}
.phl-core-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.phl-core-grid article{padding:25px;background:#fff;border:1px solid #dfedf3;border-radius:18px;box-shadow:0 14px 35px rgba(8,31,55,.07)}
.phl-core-grid i{font-size:1.25rem;color:#07879b;margin-bottom:14px}
.phl-center-btn{text-align:center;margin-top:30px}

.phl-location{background:#fff}
.phl-location address{font-style:normal;padding:18px;border-radius:14px;background:#f0fbfe;border-left:4px solid var(--cyan);margin:12px 0 18px;font-weight:700}
.phl-map-visual{position:relative;min-height:410px;border-radius:28px;background:linear-gradient(145deg,#0a2e50,#06182c);overflow:hidden;display:grid;place-items:center}
.phl-map-visual i{font-size:4rem;color:var(--orange);z-index:2;filter:drop-shadow(0 12px 20px rgba(255,139,56,.4))}
.phl-map-ring{position:absolute;border:1px solid rgba(18,210,220,.26);border-radius:50%}.r1{width:120px;height:120px}.r2{width:230px;height:230px}.r3{width:350px;height:350px}

.phl-selector{background:#eef9fd}
.phl-selector-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.phl-selector-grid article{padding:22px;background:#fff;border-radius:18px;border:1px solid #daeaf0;box-shadow:0 12px 35px rgba(8,31,55,.06)}
.phl-selector-grid strong{display:block;color:#087f92;font-size:1.05rem}

.phl-faq{background:#fff}
.phl-faq-wrap{max-width:1350px;margin:auto;display:grid;gap:12px}
.phl-faq details{border:1px solid #dce9ef;border-radius:16px;background:#fff;overflow:hidden;box-shadow:0 10px 28px rgba(8,31,55,.05)}
.phl-faq summary{position:relative;cursor:pointer;list-style:none;padding:19px 54px 19px 20px;font-weight:800}
.phl-faq summary::-webkit-details-marker{display:none}
.phl-faq summary:after{content:"+";position:absolute;right:20px;top:50%;transform:translateY(-50%);width:27px;height:27px;display:grid;place-items:center;border-radius:50%;background:#e9f9fd;color:#087f92}
.phl-faq details[open] summary:after{content:"–"}
.phl-faq details p{padding:0 20px 20px;color:#5d6d82}

.phl-final{padding:90px 0;background:#eef8fc}
.phl-final-card{position:relative;overflow:hidden;text-align:center;padding:70px clamp(24px,7vw,90px);border-radius:30px;background:radial-gradient(circle at 50% -20%,#16466d,#0a2545 50%,#06182d 100%);color:#cbd9e8;box-shadow:0 25px 80px rgba(8,31,55,.2)}
.phl-final-card:before{content:"";position:absolute;inset:0;background:linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);background-size:34px 34px}
.phl-final-card>*{position:relative;z-index:1}
.phl-final-card h2{color:#fff}
.phl-final-line{font-weight:800;color:#fff;margin-top:24px}

@media(max-width:1024px){
  .phl-float-card{display:none}
  .phl-service-strip{grid-template-columns:repeat(3,1fr)}
  .phl-three,.phl-core-grid,.phl-selector-grid{grid-template-columns:repeat(2,1fr)}
  .phl-scope-grid{grid-template-columns:repeat(2,1fr)}
  .phl-metrics{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:780px){
  .phl-section{padding:72px 0}
  .phl-shell{width:min(100% - 28px,1180px)}
  .phl-hero{padding-top:78px;min-height:auto}
  .phl-service-strip{grid-template-columns:repeat(2,1fr)}
  .phl-split,.phl-feature,.phl-three,.phl-grid-cards,.phl-core-grid,.phl-selector-grid{grid-template-columns:1fr}
  .phl-feature-reverse .phl-feature-content,.phl-feature-reverse .phl-ad-visual{order:initial}
  .phl-question-list,.phl-check-list{grid-template-columns:1fr}
  .phl-stats{grid-template-columns:repeat(2,1fr)}
  .phl-flow i{transform:rotate(90deg)}
}
@media(max-width:520px){
  h1{font-size:2.35rem}
  h2{font-size:2rem}
  .phl-service-strip,.phl-scope-grid,.phl-stats,.phl-metrics{grid-template-columns:1fr}
  .phl-card,.phl-panel{padding:20px}
  .phl-visual,.phl-content-visual,.phl-map-visual,.phl-ad-visual{min-height:330px}
  .phl-ad-window{width:90%}
}