/* =========================================================
   Greenville Septic Cluster — Minimal, Mobile-First Styles
   No frameworks. No fluff. Readable + conversion-safe.
   ========================================================= */

:root{
  --bg:#f8fafc;
  --panel:#ffffff;
  --alt:#f1f5f9;
  --text:#0f172a;
  --muted:#64748b;
  --line:rgba(15,23,42,.12);

  --brand:#0ea5e9;
  --brand2:#8b5cf6;

  --btn:#1f6feb;
  --btn2:#e2e8f0;

  --shadow: 0 10px 30px rgba(0,0,0,.08);
  --radius: 16px;

  --max: 1040px;
}

[data-theme="dark"]{
  --bg:#0b0f14;
  --panel:#0f1620;
  --alt:#0d141d;
  --text:#e9eef6;
  --muted:#a7b4c6;
  --line:rgba(255,255,255,.12);

  --brand:#7dd3fc;
  --brand2:#a78bfa;

  --btn:#1f6feb;
  --btn2:#233047;

  --shadow: 0 10px 30px rgba(0,0,0,.35);
}

*{ box-sizing:border-box; }
html,body{ height:100%; }
body{
  margin:0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji","Segoe UI Emoji";
  background: radial-gradient(1200px 700px at 20% -10%, rgba(125,211,252,.12), transparent 60%),
              radial-gradient(900px 600px at 90% 10%, rgba(167,139,250,.10), transparent 55%),
              var(--bg);
  color:var(--text);
  line-height:1.55;
  transition: background-color 0.3s ease, color 0.3s ease;
}

a{ color:inherit; text-decoration:none; }
a:hover{ text-decoration:underline; }
strong{ font-weight:700; }

.wrap{
  width: min(var(--max), calc(100% - 40px));
  margin: 0 auto;
}

.skip{
  position:absolute;
  left:-999px;
  top:0;
  padding:10px 12px;
  background:#111a26;
  border:1px solid var(--line);
  border-radius:10px;
  color:var(--text);
  z-index:9999;
}
.skip:focus{ left:12px; top:12px; }

.site-header{
  position:sticky;
  top:0;
  z-index:50;
  backdrop-filter:saturate(160%) blur(10px);
  background: rgba(11,15,20,.72);
  border-bottom:1px solid var(--line);
}
.site-header .wrap{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:14px 0;
}

.brand{
  display:flex;
  align-items:center;
  gap:12px;
  min-width: 240px;
}
.logo{
  width:44px;
  height:44px;
  display:grid;
  place-items:center;
  border-radius: 14px;
  background: linear-gradient(135deg, rgba(125,211,252,.35), rgba(167,139,250,.28));
  border:1px solid rgba(255,255,255,.18);
  box-shadow: var(--shadow);
  font-weight:900;
  font-size:1.05rem;
  letter-spacing:1px;
  color:#ffffff;
}
.brand-name{
  font-weight:800;
  letter-spacing:.2px;
}
.brand-sub{
  font-size:.92rem;
  color:var(--muted);
  margin-top:2px;
}

.header-cta{
  display:flex;
  align-items:center;
  gap:10px;
}

.hero{
  padding: 44px 0 24px;
}
h1{
  margin:0 0 12px;
  font-size: clamp(1.9rem, 3.4vw, 2.6rem);
  line-height:1.15;
  letter-spacing:-.02em;
}
h2{
  margin:0 0 14px;
  font-size: clamp(1.35rem, 2.3vw, 1.85rem);
  line-height:1.2;
  letter-spacing:-.01em;
}
h3, .h3{
  margin:0 0 8px;
  font-size: 1.1rem;
  line-height:1.25;
}
p{ margin: 0 0 12px; }
.lede{ font-size:1.07rem; }
.micro{ font-size:.92rem; color:var(--muted); }
.muted{ color:var(--muted); }

.grid-2{
  display:grid;
  grid-template-columns: 1.25fr .95fr;
  gap:18px;
}
.grid-3{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap:14px;
}

.card{
  background: linear-gradient(180deg, rgba(255,255,255,.06), rgba(255,255,255,.03));
  border:1px solid var(--line);
  border-radius: var(--radius);
  padding:16px;
  box-shadow: var(--shadow);
}
.panel{
  background: rgba(255,255,255,.04);
  border:1px solid var(--line);
  border-radius: 14px;
  padding:14px;
}

.section{
  padding: 28px 0;
}
.section.alt{
  background: rgba(255,255,255,.02);
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
}

.note{
  margin-top: 12px;
  padding:12px 14px;
  border-radius:14px;
  border:1px solid var(--line);
  background: rgba(255,255,255,.03);
  color: var(--muted);
}

.check{
  margin: 10px 0 0;
  padding-left: 18px;
}
.check li{ margin: 8px 0; }

.card-cta{
  display:grid;
  gap:10px;
  margin-top:12px;
}

.cta-row{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin: 14px 0 10px;
}

.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding: 11px 14px;
  border-radius: 14px;
  border:1px solid var(--line);
  font-weight:700;
  letter-spacing:.2px;
  text-decoration:none !important;
  cursor:pointer;
  user-select:none;
  transition: transform .05s ease, background .15s ease, border-color .15s ease;
}
.btn:active{ transform: translateY(1px); }
.btn-full{ width:100%; }

.btn-primary{
  background: linear-gradient(180deg, rgba(31,111,235,1), rgba(24,88,190,1));
  border-color: rgba(255,255,255,.16);
  box-shadow: 0 10px 24px rgba(31,111,235,.22);
}
.btn-primary:hover{
  background: linear-gradient(180deg, rgba(44,127,255,1), rgba(31,111,235,1));
}
.btn-secondary{
  background: rgba(255,255,255,.06);
}
.btn-secondary:hover{
  background: rgba(255,255,255,.09);
}
.btn-ghost{
  background: transparent;
}
.btn-ghost:hover{
  background: rgba(255,255,255,.06);
}

.cta-band{
  margin-top:16px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  padding: 14px 14px;
  border-radius: 16px;
  border:1px solid var(--line);
  background: linear-gradient(90deg, rgba(125,211,252,.08), rgba(167,139,250,.06));
}

.service{
  padding: 14px 14px;
  border-radius: 16px;
  border:1px solid var(--line);
  background: rgba(255,255,255,.03);
  margin: 10px 0;
}

.city-link{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding: 14px 14px;
  border-radius: 16px;
  border:1px solid var(--line);
  background: rgba(255,255,255,.03);
  text-decoration:none !important;
}
.city-link:hover{
  background: rgba(255,255,255,.06);
}
.arrow{
  color: var(--muted);
  font-weight:800;
}

.site-footer{
  border-top:1px solid var(--line);
  padding: 20px 0 26px;
  background: rgba(0,0,0,.15);
}
.footer-grid{
  display:grid;
  grid-template-columns: 1.3fr .9fr .7fr;
  gap:16px;
  align-items:start;
}
.footer-title{
  font-weight:800;
  margin-bottom:8px;
}
.footer-links{
  list-style:none;
  padding:0;
  margin:0;
}
.footer-links li{ margin: 8px 0; }
.phone{
  font-size: 1.06rem;
  font-weight:900;
  letter-spacing:.4px;
}
.footer-bottom{
  margin-top: 10px;
  padding-top: 12px;
  border-top: 1px solid var(--line);
}

/* Responsive */
@media (max-width: 880px){
  .grid-2{ grid-template-columns: 1fr; }
  .grid-3{ grid-template-columns: 1fr; }
  .footer-grid{ grid-template-columns: 1fr; }
  .header-cta{ display:none; } /* keep header clean on mobile */
  .hero{ padding-top: 28px; }
}