/* Covina Leak Detection Pros - local service design system. Mobile-first, single file, no frameworks. */
:root{
  --navy:#0a2c4d; --navy-2:#0e3a63; --blue:#0f6cb2; --sky:#e8f3fb;
  --accent:#ff8c1a; --accent-dark:#e57600; --ink:#1c2b3a; --muted:#5b6b7c;
  --bg:#ffffff; --soft:#f4f8fb; --line:#dfe8f0; --ok:#1d9e6b;
  --radius:14px; --shadow:0 10px 30px rgba(10,44,77,.10);
  --font:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:var(--font);color:var(--ink);line-height:1.7;background:var(--bg);font-size:17px}
img{max-width:100%;height:auto}
a{color:var(--blue)}
.wrap{max-width:1140px;margin:0 auto;padding:0 20px}
.prose{max-width:76ch}
h1,h2,h3{line-height:1.25;color:var(--navy);letter-spacing:-.01em}
h1{font-size:clamp(2rem,4.6vw,3rem);margin:.2em 0 .4em}
h2{font-size:clamp(1.45rem,3vw,2rem);margin:1.6em 0 .5em}
h3{font-size:1.15rem;margin:1.2em 0 .3em}
p{margin:.7em 0}
.lead{font-size:1.15rem;color:var(--muted)}
section.block{padding:52px 0}
section.block.soft{background:var(--soft)}

/* Utility bar */
.utilbar{background:var(--navy);color:#cfe2f2;font-size:.85rem}
.utilbar .wrap{display:flex;justify-content:space-between;align-items:center;gap:12px;padding-top:8px;padding-bottom:8px;flex-wrap:wrap}
.utilbar a{color:#fff;text-decoration:none;font-weight:700}
.utilbar .dot{color:var(--accent)}

/* Header */
.sitehead{background:#fff;position:sticky;top:0;z-index:50;border-bottom:1px solid var(--line)}
.sitehead .wrap{display:flex;align-items:center;justify-content:space-between;gap:14px;padding-top:12px;padding-bottom:12px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--navy)}
.brand .mark{width:42px;height:42px;border-radius:12px;background:linear-gradient(135deg,var(--blue),var(--navy-2));display:flex;align-items:center;justify-content:center;color:#fff;font-weight:800;font-size:1.2rem}
.brand .name{font-weight:800;font-size:1.12rem;line-height:1.15}
.brand .name small{display:block;font-weight:600;color:var(--muted);font-size:.72rem;letter-spacing:.06em;text-transform:uppercase}
.mainnav{display:flex;gap:4px;align-items:center}
.mainnav a{text-decoration:none;color:var(--ink);font-weight:600;font-size:.95rem;padding:9px 13px;border-radius:9px}
.mainnav a:hover{background:var(--soft);color:var(--navy)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;background:var(--accent);color:#fff!important;text-decoration:none;font-weight:800;padding:13px 26px;border-radius:12px;border:0;cursor:pointer;font-size:1rem;box-shadow:0 6px 18px rgba(255,140,26,.35);transition:transform .12s ease,box-shadow .12s ease}
.btn:hover{background:var(--accent-dark);transform:translateY(-1px)}
.btn.ghost{background:transparent;color:var(--navy)!important;box-shadow:none;border:2px solid var(--navy)}
.btn.ghost:hover{background:var(--navy);color:#fff!important}
.btn.small{padding:10px 18px;font-size:.92rem}
.nav-toggle{display:none;background:none;border:1px solid var(--line);border-radius:10px;padding:9px 12px;font-size:1.1rem;cursor:pointer}

/* Hero */
.hero{background:linear-gradient(180deg,var(--navy) 0%,var(--navy-2) 78%,#0b3358 100%);color:#fff;padding:64px 0 70px;position:relative;overflow:hidden}
.hero::after{content:"";position:absolute;inset:0;background:radial-gradient(600px 300px at 85% 10%,rgba(15,108,178,.35),transparent 60%);pointer-events:none}
.hero h1{color:#fff;margin-top:0}
.hero p{color:#cfe2f2}
.hero .cta-row{display:flex;gap:12px;flex-wrap:wrap;margin-top:22px}
.hero .btn.ghost{color:#fff!important;border-color:#fff}
.hero .btn.ghost:hover{background:#fff;color:var(--navy)!important}
.chips{display:flex;gap:10px;flex-wrap:wrap;margin-top:22px}
.chip{background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.22);color:#eaf4fc;border-radius:999px;padding:7px 15px;font-size:.85rem;font-weight:600}
.hero-grid{display:grid;grid-template-columns:1.12fr .88fr;gap:40px;align-items:center}
.hero-img{margin:0}
.hero-img img{width:100%;height:auto;border-radius:18px;box-shadow:0 24px 60px rgba(0,0,0,.35);border:1px solid rgba(255,255,255,.18);aspect-ratio:3/2;object-fit:cover}
@media(max-width:700px){.hero-grid{grid-template-columns:1fr;gap:26px}}
.breadcrumb{font-size:.85rem;color:#9db8d2;margin-bottom:14px}
.breadcrumb a{color:#cfe2f2}

/* Cards */
.grid{display:grid;gap:18px}
.grid.c3{grid-template-columns:repeat(3,1fr)}
.grid.c4{grid-template-columns:repeat(4,1fr)}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px;box-shadow:var(--shadow);display:flex;flex-direction:column}
.card h3{margin:.2em 0 .3em}
.card p{color:var(--muted);font-size:.96rem;flex:1}
.card .more{font-weight:700;text-decoration:none;margin-top:10px}
.card .icon{width:46px;height:46px;border-radius:12px;background:var(--sky);display:flex;align-items:center;justify-content:center;font-size:1.4rem}
.steps{counter-reset:step}
.step{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px;position:relative}
.step::before{counter-increment:step;content:counter(step);position:absolute;top:-18px;left:22px;width:38px;height:38px;border-radius:50%;background:var(--blue);color:#fff;font-weight:800;display:flex;align-items:center;justify-content:center}

/* Symptom checker */
.symptoms{list-style:none;padding:0;margin:1em 0;display:grid;gap:10px}
.symptoms li{background:#fff;border:1px solid var(--line);border-left:5px solid var(--accent);border-radius:10px;padding:14px 18px}
.symptoms strong{color:var(--navy)}

/* FAQ */
.faq details{background:#fff;border:1px solid var(--line);border-radius:12px;margin-bottom:10px;overflow:hidden}
.faq summary{cursor:pointer;padding:17px 20px;font-weight:700;color:var(--navy);list-style:none;display:flex;justify-content:space-between;gap:12px;align-items:center}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-size:1.4rem;color:var(--blue);flex-shrink:0}
.faq details[open] summary::after{content:"–"}
.faq .ans{padding:0 20px 18px;color:var(--muted)}

/* Areas strip */
.areas{display:flex;flex-wrap:wrap;gap:10px;margin-top:14px}
.areas a{background:#fff;border:1px solid var(--line);border-radius:999px;padding:8px 18px;text-decoration:none;color:var(--navy);font-weight:600;font-size:.92rem}
.areas a:hover{border-color:var(--blue);color:var(--blue)}

/* CTA band */
.ctaband{background:linear-gradient(120deg,var(--blue),var(--navy-2));color:#fff;border-radius:20px;padding:44px 34px;text-align:center;margin:20px 0}
.ctaband h2{color:#fff;margin-top:0}
.ctaband p{color:#cfe2f2}
.ctaband .big{font-size:1.7rem;font-weight:800;color:#fff;text-decoration:none;display:block;margin:14px 0}

/* Footer */
.sitefoot{background:var(--navy);color:#b9cfdf;margin-top:0}
.sitefoot .cols{display:grid;grid-template-columns:1.3fr 1fr 1fr 1fr;gap:28px;padding:52px 0 30px}
.sitefoot h4{color:#fff;margin:.2em 0 .8em;font-size:1rem}
.sitefoot a{color:#b9cfdf;text-decoration:none;font-size:.93rem}
.sitefoot a:hover{color:#fff}
.sitefoot ul{list-style:none;padding:0;margin:0;display:grid;gap:7px}
.sitefoot .nap{font-style:normal;line-height:1.9}
.sitefoot .nap strong{color:#fff}
.footbar{border-top:1px solid rgba(255,255,255,.14);padding:18px 0;font-size:.85rem;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap}

/* Sticky mobile call bar */
.callbar{display:none;position:fixed;left:12px;right:12px;bottom:12px;z-index:60;background:var(--accent);border-radius:14px;box-shadow:0 12px 30px rgba(0,0,0,.25)}
.callbar a{display:flex;align-items:center;justify-content:center;gap:10px;color:#fff;text-decoration:none;font-weight:800;padding:15px;font-size:1.1rem}

/* Tables */
table.data{width:100%;border-collapse:collapse;margin:1.2em 0;font-size:.96rem}
table.data th,table.data td{border:1px solid var(--line);padding:10px 14px;text-align:left}
table.data th{background:var(--soft);color:var(--navy)}

.notice{background:#fff8ec;border:1px solid #f3d9a8;border-radius:12px;padding:16px 20px;color:#7a5b1e;font-size:.95rem}

@media(max-width:900px){
  .grid.c3{grid-template-columns:repeat(2,1fr)}
  .grid.c4{grid-template-columns:repeat(2,1fr)}
  .sitefoot .cols{grid-template-columns:1fr 1fr}
}
@media(max-width:700px){
  .mainnav{position:absolute;top:100%;left:0;right:0;background:#fff;flex-direction:column;align-items:stretch;padding:10px 16px 16px;border-bottom:1px solid var(--line);display:none}
  .mainnav.open{display:flex}
  .nav-toggle{display:block}
  .grid.c3,.grid.c4{grid-template-columns:1fr}
  .sitefoot .cols{grid-template-columns:1fr}
  .callbar{display:block}
  body{padding-bottom:76px}
  section.block{padding:40px 0}
}