/* Diamond Bar Plumbing Experts - global styles */
:root{
  --navy:#0b2a4a;
  --navy-dark:#071e36;
  --navy-soft:#123a63;
  --orange:#e86a17;
  --orange-dark:#c85a10;
  --ink:#1c2733;
  --muted:#54657a;
  --bg:#ffffff;
  --bg-alt:#f2f6fa;
  --line:#dde6ee;
  --radius:14px;
  --shadow:0 10px 30px rgba(11,42,74,.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);
  background:var(--bg);
  line-height:1.6;
  font-size:17px;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--navy-soft)}
a:focus-visible,button:focus-visible,summary:focus-visible{
  outline:3px solid var(--orange);
  outline-offset:2px;
}
.wrap{max-width:1180px;margin:0 auto;padding:0 20px}
.narrow{max-width:900px}
.center{text-align:center}
h1,h2,h3{color:var(--navy);line-height:1.2;margin:0 0 .5em;font-weight:800;letter-spacing:-.01em}
h1{font-size:clamp(2.1rem,5vw,3.3rem)}
h2{font-size:clamp(1.6rem,3.4vw,2.3rem)}
h3{font-size:1.12rem}
p{margin:0 0 1em}
.lead{font-size:1.12rem;color:var(--muted);max-width:760px}
.lead.center{margin-left:auto;margin-right:auto}
.eyebrow{
  text-transform:uppercase;letter-spacing:.12em;font-size:.78rem;font-weight:700;
  color:var(--orange-dark);margin:0 0 .6em;
}
.micro{font-size:.85rem;color:var(--muted);margin:.7em 0 0}
.micro.light{color:#c9d8e8}

/* Buttons */
.btn{
  display:inline-flex;align-items:center;gap:.55em;
  font-weight:700;text-decoration:none;border-radius:999px;
  padding:.72em 1.4em;font-size:1rem;line-height:1;border:2px solid transparent;
  transition:background .15s ease,transform .15s ease;
}
.btn svg{width:1.15em;height:1.15em;flex:none}
.btn-lg{padding:.95em 1.8em;font-size:1.08rem}
.btn-call{background:var(--orange);color:#fff}
.btn-call:hover{background:var(--orange-dark)}
.btn-navy{background:var(--navy);color:#fff}
.btn-navy:hover{background:var(--navy-soft)}
.btn-ghost{background:#fff;color:var(--navy);border-color:var(--navy)}
.btn-ghost:hover{background:var(--bg-alt)}

/* Topbar */
.topbar{background:var(--navy-dark);color:#dbe7f3;font-size:.92rem}
.topbar-in{display:flex;justify-content:space-between;align-items:center;gap:16px;padding-top:8px;padding-bottom:8px}
.topbar p{margin:0}
.topbar strong{color:#fff}
.topbar-tel{color:#ffb27a;font-weight:700;text-decoration:none;white-space:nowrap}
.topbar-tel:hover{text-decoration:underline}

/* Header */
.site-header{
  position:sticky;top:0;z-index:50;background:#fff;
  border-bottom:1px solid var(--line);
}
.header-in{display:flex;align-items:center;gap:22px;padding-top:12px;padding-bottom:12px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;margin-right:auto}
.brand-mark{width:38px;height:38px;flex:none}
.brand-text{font-weight:800;color:var(--navy);font-size:1.13rem;line-height:1.1}
.brand-text span{display:block;color:var(--orange-dark);font-size:.96rem}
.main-nav{display:flex;gap:22px}
.main-nav a{color:var(--ink);text-decoration:none;font-weight:600;font-size:.98rem}
.main-nav a:hover{color:var(--orange-dark)}
.header-call{padding:.65em 1.2em}
.nav-toggle{
  display:none;background:none;border:0;cursor:pointer;padding:10px;
  flex-direction:column;gap:5px;
}
.nav-toggle span{display:block;width:24px;height:3px;background:var(--navy);border-radius:2px}

/* Hero */
.hero{background:linear-gradient(180deg,#eef4fa 0%,#fff 90%);padding:54px 0 30px}
.hero-in{display:grid;grid-template-columns:1.05fr .95fr;gap:44px;align-items:center}
.hero-sub{font-size:1.14rem;color:var(--ink)}
.hero-sub strong{color:var(--navy)}
.hero-ctas{display:flex;gap:14px;flex-wrap:wrap;margin:1.2em 0 .4em}
.hero-points{list-style:none;display:flex;gap:8px 22px;flex-wrap:wrap;padding:0;margin:1.3em 0 0;font-weight:600;color:var(--navy);font-size:.97rem}
.hero-points li{display:flex;align-items:center;gap:.5em}
.hero-points li::before{content:"";width:9px;height:9px;border-radius:50%;background:var(--orange);flex:none}
.hero-media{margin:0;position:relative}
.hero-media img{border-radius:var(--radius);box-shadow:var(--shadow);width:100%;object-fit:cover}
.hero-badge{
  position:absolute;left:14px;bottom:14px;right:14px;
  background:rgba(7,30,54,.88);color:#fff;font-size:.9rem;font-weight:600;
  padding:.65em 1em;border-radius:10px;
}

/* Trust strip */
.trust{border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:#fff}
.trust-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;padding-top:22px;padding-bottom:22px}
.trust-item{display:flex;gap:12px;align-items:flex-start}
.trust-item svg{width:30px;height:30px;color:var(--orange);flex:none;margin-top:2px}
.trust-item strong{display:block;color:var(--navy);font-size:1rem;line-height:1.25}
.trust-item span{font-size:.9rem;color:var(--muted);line-height:1.35;display:block}

/* Sections */
.section{padding:64px 0}
.section-alt{background:var(--bg-alt)}
.split{display:grid;grid-template-columns:1.1fr .9fr;gap:44px;align-items:center}
.split-rev{margin-top:48px}
.split-media{margin:0}
.split-media img{border-radius:var(--radius);box-shadow:var(--shadow);width:100%;object-fit:cover}
.check-list{list-style:none;padding:0;margin:0 0 1.4em}
.check-list li{padding:.42em 0 .42em 34px;position:relative}
.check-list li::before{
  content:"";position:absolute;left:0;top:.55em;width:20px;height:20px;border-radius:50%;
  background:var(--orange) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M9.5 16.2 5.3 12l-1.6 1.6 5.8 5.8 11-11L18.9 6.8z' fill='%23fff'/%3E%3C/svg%3E") center/13px no-repeat;
}

/* Service cards */
.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:34px}
.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:24px 22px;text-decoration:none;color:var(--ink);display:block;
  transition:box-shadow .15s ease,transform .15s ease,border-color .15s ease;
}
.card:hover{box-shadow:var(--shadow);transform:translateY(-3px);border-color:#c3d2e2}
.card svg{width:34px;height:34px;color:var(--orange);margin-bottom:12px}
.card h3{margin-bottom:.35em}
.card p{font-size:.96rem;color:var(--muted);margin-bottom:.9em}
.card-link{font-weight:700;color:var(--navy);font-size:.95rem}
.card:hover .card-link{color:var(--orange-dark)}

/* Steps */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:34px}
.step{background:var(--bg-alt);border-radius:var(--radius);padding:24px 20px;position:relative}
.step-num{
  display:inline-flex;align-items:center;justify-content:center;
  width:38px;height:38px;border-radius:50%;background:var(--navy);color:#fff;
  font-weight:800;font-size:1.1rem;margin-bottom:12px;
}
.step p{font-size:.96rem;color:var(--muted);margin:0}
.disclosure-box{
  background:#fdf3e7;border:1px solid #f3d3ae;border-radius:var(--radius);
  padding:18px 20px;font-size:.95rem;margin-top:6px;
}
.disclosure-box strong{color:var(--navy)}

/* Areas */
.area-grid{display:grid;grid-template-columns:1fr 1fr;gap:36px;margin-top:30px;align-items:start}
.area-item{border-bottom:1px solid var(--line);padding:14px 2px}
.area-item:last-child{border-bottom:0}
.area-item h3{margin-bottom:.25em}
.area-item p{margin:0;color:var(--muted);font-size:.96rem}
.map-box iframe{
  width:100%;height:420px;border:0;border-radius:var(--radius);box-shadow:var(--shadow);
}
.map-note{margin-top:12px;color:var(--muted);font-size:.95rem}

/* Cost factors */
.factor-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin:30px 0 34px}
.factor{background:var(--bg-alt);border-radius:var(--radius);padding:20px}
.factor h3{margin-bottom:.3em}
.factor p{margin:0;font-size:.95rem;color:var(--muted)}

/* FAQ */
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  margin-bottom:12px;padding:4px 22px;
}
.faq-item summary{
  cursor:pointer;font-weight:700;color:var(--navy);padding:14px 0;font-size:1.03rem;list-style:none;
  display:flex;justify-content:space-between;gap:14px;align-items:center;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";font-size:1.4rem;color:var(--orange);font-weight:800;line-height:1}
.faq-item[open ] summary::after{content:"–"}
.faq-item p{color:var(--muted);padding-bottom:16px;margin:0}

/* CTA band */
.cta-band{background:var(--navy);color:#eaf2fa;padding:58px 0}
.cta-band h2{color:#fff}
.cta-band p{color:#c9d8e8;max-width:640px;margin-left:auto;margin-right:auto}
.cta-band .btn-call{margin-top:.6em}

/* Footer */
.site-footer{background:var(--navy-dark);color:#b9cbdd;font-size:.95rem}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:34px;padding-top:48px;padding-bottom:10px}
.footer-logo{font-weight:800;color:#fff;font-size:1.15rem;margin-bottom:.5em}
.footer-logo span{color:#ffb27a}
.footer-contact a{color:#ffb27a;font-weight:700;text-decoration:none;font-size:1.05rem}
.footer-col h3{color:#fff;font-size:1rem;margin-bottom:.7em}
.footer-col a{display:block;color:#b9cbdd;text-decoration:none;padding:.26em 0}
.footer-col a:hover{color:#fff;text-decoration:underline}
.footer-legal{border-top:1px solid #1d3f61;padding-top:18px;padding-bottom:52px;font-size:.86rem;color:#8fa9c2}
.footer-legal strong{color:#dbe7f3}

/* Sticky mobile call bar */
.sticky-call{
  display:none;position:fixed;left:0;right:0;bottom:0;z-index:60;
  background:var(--orange);color:#fff;font-weight:800;text-decoration:none;
  align-items:center;justify-content:center;gap:.5em;
  padding:15px 10px calc(15px + env(safe-area-inset-bottom));
  font-size:1.05rem;box-shadow:0 -4px 18px rgba(0,0,0,.18);
}
.sticky-call svg{width:1.2em;height:1.2em}

/* Responsive */
@media (max-width:1020px){
  .card-grid{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr)}
  .factor-grid{grid-template-columns:repeat(2,1fr)}
  .trust-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:860px){
  .hero-in,.split,.area-grid{grid-template-columns:1fr}
  .hero{padding-top:36px}
  .main-nav{
    display:none;position:absolute;top:100%;left:0;right:0;background:#fff;
    flex-direction:column;gap:0;padding:8px 20px 16px;border-bottom:1px solid var(--line);
    box-shadow:0 14px 24px rgba(11,42,74,.12);
  }
  .main-nav.open{display:flex}
  .main-nav a{padding:11px 0;border-bottom:1px solid var(--line)}
  .main-nav a:last-child{border-bottom:0}
  .nav-toggle{display:flex}
  .site-header{position:sticky}
  .header-in{position:relative}
  .map-box iframe{height:320px}
}
@media (max-width:640px){
  body{font-size:16px;padding-bottom:62px}
  .card-grid,.steps,.factor-grid,.trust-grid,.footer-grid{grid-template-columns:1fr}
  .header-call{display:none}
  .sticky-call{display:flex}
  .topbar-in{flex-direction:column;gap:2px;text-align:center}
  .section{padding:46px 0}
  .hero-ctas .btn{width:100%;justify-content:center}
  .footer-legal{padding-bottom:26px}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .card{transition:none}
}

/* Inner pages (services, legal, blog) */
.page-hero{background:linear-gradient(180deg,#eef4fa 0%,#fff 95%);padding:44px 0 8px}
.breadcrumb{font-size:.9rem;color:var(--muted);margin:0 0 14px}
.breadcrumb a{color:var(--navy-soft);text-decoration:none;font-weight:600}
.breadcrumb a:hover{text-decoration:underline}
.answer-box{
  background:#fff;border:1px solid var(--line);border-left:5px solid var(--orange);
  border-radius:10px;padding:18px 22px;font-size:1.05rem;box-shadow:var(--shadow);
  margin:22px 0 6px;
}
.answer-box p{margin:0}
.prose{max-width:860px}
.prose h2{margin-top:1.2em}
.prose h3{margin-top:1.1em}
.prose ul{margin:0 0 1em;padding-left:1.3em}
.prose li{margin:.3em 0}
.prose table{border-collapse:collapse;width:100%;margin:0 0 1.2em;font-size:.97rem}
.prose th,.prose td{border:1px solid var(--line);padding:10px 12px;text-align:left;vertical-align:top}
.prose th{background:var(--bg-alt);color:var(--navy)}
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin:0 0 1.2em}
.mini-card{background:var(--bg-alt);border-radius:var(--radius);padding:18px 20px}
.mini-card h3{margin-bottom:.3em}
.mini-card p{margin:0;font-size:.96rem;color:var(--muted)}
.page-cta{
  background:var(--navy);border-radius:var(--radius);color:#eaf2fa;
  padding:28px;margin:40px 0 8px;text-align:center;
}
.page-cta h2{color:#fff;margin-bottom:.3em}
.page-cta p{color:#c9d8e8}
.related{margin-top:36px}
.post-meta{color:var(--muted);font-size:.92rem;margin-bottom:1em}
@media (max-width:640px){
  .two-col{grid-template-columns:1fr}
  .prose table{font-size:.9rem}
}

/* Area list links + homepage guide cards (v1.1) */
.area-item h3 a{color:inherit;text-decoration:none}
.area-item h3 a:hover{color:var(--orange-dark);text-decoration:underline}