/* South Bay Water Heater Connect — mobile-first, no frameworks, no external fonts */
:root{
  --ink:#1c2b33; --muted:#55636b; --accent:#0b6fa4; --accent-dark:#085a87;
  --bg:#ffffff; --band:#eef4f7; --line:#d7e1e6; --warn:#fdf6e9;
  --radius:8px; --maxw:68rem;
}
*{box-sizing:border-box}
html{font-size:100%}
body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  color:var(--ink);background:var(--bg);line-height:1.6}
a{color:var(--accent)} a:hover{color:var(--accent-dark)}
img{max-width:100%}

/* Header */
.site-header{display:flex;flex-wrap:wrap;align-items:center;gap:.5rem 1rem;
  padding:.7rem 1rem;border-bottom:1px solid var(--line);background:#fff;
  position:sticky;top:0;z-index:10}
.brand{font-weight:700;font-size:1.15rem;color:var(--ink);text-decoration:none;margin-right:auto}
.main-nav{display:flex;flex-wrap:wrap;gap:.2rem .9rem}
.main-nav a{color:var(--ink);text-decoration:none;font-size:.95rem}
.main-nav a:hover{color:var(--accent);text-decoration:underline}
.call-btn{background:var(--accent);color:#fff !important;padding:.5rem .95rem;border-radius:var(--radius);
  font-weight:700;text-decoration:none;white-space:nowrap}
.call-btn:hover{background:var(--accent-dark)}

/* Layout */
main{max-width:var(--maxw);margin:0 auto;padding:1.2rem 1rem 2.5rem}
h1{font-size:1.9rem;line-height:1.25;margin:.4rem 0 .8rem}
h2{font-size:1.35rem;margin:2rem 0 .6rem;line-height:1.3}
h3{font-size:1.08rem;margin:1.3rem 0 .4rem}
p,li{font-size:1rem}
.lede{font-size:1.12rem;color:var(--ink)}
.small{font-size:.88rem;color:var(--muted)}
section.faq{border-top:1px solid var(--line);margin-top:2.2rem;padding-top:.4rem}

/* Components */
.cta-band{background:var(--band);border:1px solid var(--line);border-radius:var(--radius);
  padding:1rem 1.1rem;margin:1.4rem 0}
.cta-band p{margin:.2rem 0}
.cta-big{display:inline-block;background:var(--accent);color:#fff;font-weight:700;
  padding:.65rem 1.2rem;border-radius:var(--radius);text-decoration:none;margin-top:.4rem}
.cta-big:hover{background:var(--accent-dark);color:#fff}
.notice{background:var(--warn);border:1px solid #eadfbe;border-radius:var(--radius);
  padding:.8rem 1rem;margin:1.2rem 0}
.cards{display:grid;gap:1rem;margin:1rem 0}
@media(min-width:640px){.cards{grid-template-columns:repeat(3,1fr)}}
.card{border:1px solid var(--line);border-radius:var(--radius);padding:1rem}
.card h3{margin-top:0}
table{border-collapse:collapse;width:100%;margin:1rem 0;font-size:.95rem;display:block;overflow-x:auto}
@media(min-width:640px){table{display:table}}
th,td{border:1px solid var(--line);padding:.5rem .65rem;text-align:left;vertical-align:top}
th{background:var(--band)}
ul,ol{padding-left:1.3rem}
li{margin:.28rem 0}
.sources{font-size:.88rem;color:var(--muted);border-top:1px dashed var(--line);padding-top:.5rem;margin-top:1.6rem}

/* Footer */
.site-footer{border-top:1px solid var(--line);background:var(--band);padding:1.6rem 1rem 2rem;margin-top:1rem}
.footer-cols{max-width:var(--maxw);margin:0 auto;display:grid;gap:1.2rem}
@media(min-width:720px){.footer-cols{grid-template-columns:1.4fr 1fr 1fr 1fr}}
.footer-cols ul{list-style:none;padding:0;margin:.3rem 0}
.footer-cols li{margin:.3rem 0;font-size:.94rem}
.footer-brand{font-weight:700;margin:.1rem 0}
.footer-h{font-weight:700;margin:.1rem 0}
.disclosure,.fineprint{max-width:var(--maxw);margin:1.2rem auto 0;font-size:.92rem;color:var(--ink)}
.fineprint{color:var(--muted);font-size:.85rem;margin-top:.5rem}

/* v1.1 additions: hero, trust strip, sticky bar, message form */
.hero{margin:.6rem 0 1.2rem}
.hero img{width:100%;height:auto;display:block;border-radius:var(--radius)}
.trust-strip{display:grid;grid-template-columns:repeat(2,1fr);gap:.8rem;margin:1.4rem 0 .4rem}
@media(min-width:720px){.trust-strip{grid-template-columns:repeat(4,1fr)}}
.trust-strip div{background:var(--band);border:1px solid var(--line);border-radius:var(--radius);padding:.7rem .85rem}
.trust-strip strong{display:block;font-size:1.02rem}
.trust-strip span{font-size:.88rem;color:var(--muted)}
.cta-actions{display:flex;flex-wrap:wrap;gap:.6rem;margin-top:.6rem}
.cta-alt{background:#fff;color:var(--accent) !important;border:2px solid var(--accent)}
.cta-alt:hover{background:var(--band);color:var(--accent-dark) !important}
.page-cta{margin-top:2.2rem}
.lead-form{display:grid;gap:.9rem;max-width:34rem;margin:1rem 0 1.4rem}
.lead-form label{display:grid;gap:.3rem;font-weight:600;font-size:.95rem}
.lead-form input,.lead-form select,.lead-form textarea{font:inherit;font-weight:400;
  padding:.55rem .6rem;border:1px solid var(--line);border-radius:var(--radius);background:#fff;color:var(--ink)}
.lead-form input:focus,.lead-form select:focus,.lead-form textarea:focus{outline:2px solid var(--accent);outline-offset:1px}
.lead-form .hp{position:absolute;left:-9999px;opacity:0}
.form-submit{justify-self:start;border:none;cursor:pointer;font-size:1rem}
.form-note{margin:0}
.form-status{margin:0;font-weight:600}
.sticky-bar{display:none}
@media(max-width:719px){
  .sticky-bar{display:flex;position:fixed;left:0;right:0;bottom:0;z-index:20;
    background:#fff;border-top:1px solid var(--line);padding:.5rem;gap:.5rem;
    box-shadow:0 -2px 8px rgba(0,0,0,.08)}
  .sticky-bar a{flex:1;text-align:center;padding:.65rem .4rem;border-radius:var(--radius);
    font-weight:700;text-decoration:none}
  .sb-call{background:var(--accent);color:#fff}
  .sb-msg{background:#fff;color:var(--accent);border:2px solid var(--accent)}
  body{padding-bottom:4.2rem}
}

/* ===== v1.2 design layer ===== */
:root{
  --ink:#17242e; --muted:#54646e; --accent:#0a6196; --accent-dark:#074a73;
  --cta:#e85d0c; --cta-dark:#c94e08; --band:#eaf2f7; --line:#d3dfe6;
  --radius:12px; --shadow:0 2px 10px rgba(16,42,58,.08),0 10px 30px rgba(16,42,58,.06);
}
body{line-height:1.65;font-size:1.02rem}
.site-header{box-shadow:0 1px 8px rgba(16,42,58,.08);padding:.8rem 1rem}
.brand{font-size:1.22rem;letter-spacing:-.01em}
.call-btn{background:var(--cta);border-radius:999px;padding:.55rem 1.1rem;box-shadow:0 2px 8px rgba(232,93,12,.35)}
.call-btn:hover{background:var(--cta-dark)}
main{padding-top:1.6rem}
h1{font-size:2.25rem;line-height:1.15;letter-spacing:-.015em;margin:.2rem 0 .9rem}
h2{font-size:1.5rem;letter-spacing:-.01em;margin:2.4rem 0 .7rem}
.lede{font-size:1.18rem}

/* Hero split (home) */
.hero-split{display:grid;gap:1.4rem;align-items:center;margin:.4rem 0 1.6rem}
@media(min-width:820px){.hero-split{grid-template-columns:1.05fr .95fr}}
.hero-split .hero{margin:0}
.hero-split .hero img{border-radius:16px;box-shadow:var(--shadow)}
.hero-eyebrow{display:inline-block;background:#fff3e8;color:#9a4a08;font-weight:700;font-size:.85rem;
  padding:.25rem .7rem;border-radius:999px;border:1px solid #f3d3ae;margin-bottom:.7rem}
.hero-ctas{display:flex;flex-wrap:wrap;gap:.6rem;margin:1rem 0 .4rem}
.hero-note{font-size:.92rem;color:var(--muted)}

/* Price band + page photo */
.price-band{display:flex;flex-wrap:wrap;gap:.4rem 1.6rem;align-items:baseline;
  background:linear-gradient(90deg,#0a6196,#0a7ab5);color:#fff;border-radius:var(--radius);
  padding:.85rem 1.1rem;margin:1rem 0 1.3rem;box-shadow:var(--shadow)}
.price-band strong{font-size:1.22rem}
.price-band span{font-size:.95rem;opacity:.92}
.price-band a{color:#ffd9a8;font-weight:700}
.page-photo{margin:.4rem 0 1.2rem}
.page-photo img{width:100%;height:auto;display:block;border-radius:16px;box-shadow:var(--shadow)}

/* CTA band -> deep blue */
.cta-band{background:linear-gradient(135deg,#083a5c,#0a6196);border:none;color:#eaf4fa;border-radius:16px;
  padding:1.3rem 1.4rem;box-shadow:var(--shadow)}
.cta-band a{color:#ffd9a8}
.cta-band .cta-big{background:var(--cta);color:#fff !important;box-shadow:0 3px 10px rgba(0,0,0,.25)}
.cta-band .cta-big:hover{background:var(--cta-dark)}
.cta-band .cta-alt{background:transparent;border:2px solid #eaf4fa;color:#fff !important;box-shadow:none}
.cta-band .cta-alt:hover{background:rgba(255,255,255,.12)}
.cta-big{border-radius:999px;padding:.75rem 1.5rem;font-size:1.05rem}

/* Trust strip */
.trust-strip div{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:.85rem 1rem}
.trust-strip strong{color:var(--accent-dark)}
.trust-strip strong::before{content:"✓ ";color:#1d9d62}

/* How-it-works cards */
.card{border-radius:var(--radius);box-shadow:var(--shadow);border:1px solid var(--line);padding:1.15rem;background:#fff}
.card h3{color:var(--accent-dark)}

/* Service cards (home) */
.svc-cards{display:grid;gap:1.1rem;margin:1.1rem 0}
@media(min-width:640px){.svc-cards{grid-template-columns:repeat(2,1fr)}}
@media(min-width:960px){.svc-cards{grid-template-columns:repeat(3,1fr)}}
.svc-card{display:block;background:#fff;border:1px solid var(--line);border-radius:16px;overflow:hidden;
  text-decoration:none;color:var(--ink);box-shadow:var(--shadow);transition:transform .15s ease,box-shadow .15s ease}
.svc-card:hover{transform:translateY(-3px);box-shadow:0 6px 16px rgba(16,42,58,.12),0 16px 40px rgba(16,42,58,.10);color:var(--ink)}
.svc-card img{width:100%;height:170px;object-fit:cover;display:block}
.svc-card-body{display:block;padding:1rem 1.1rem 1.15rem}
.svc-card-body strong{display:block;font-size:1.08rem;color:var(--accent-dark);margin-bottom:.3rem}
.svc-card-body span{display:block;font-size:.94rem;color:var(--muted)}
.svc-card-body .svc-more{color:var(--cta);font-weight:700;margin-top:.55rem;font-size:.95rem}

/* City link cards */
.link-cards{display:flex;flex-wrap:wrap;gap:.6rem;margin:1rem 0}
.link-cards a{background:#fff;border:1px solid var(--line);border-radius:999px;padding:.5rem 1.05rem;
  font-weight:600;text-decoration:none;box-shadow:var(--shadow)}
.link-cards a:hover{border-color:var(--accent);color:var(--accent-dark)}

/* Tables */
th{background:#0a6196;color:#fff;border-color:#0a6196}
tbody tr:nth-child(even) td,table tr:nth-child(even) td{background:#f4f8fa}

/* FAQ accordion */
section.faq details.faq-item{background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:.85rem 1.1rem;margin:.55rem 0;box-shadow:var(--shadow)}
section.faq summary{font-weight:700;cursor:pointer;color:var(--accent-dark);font-size:1.03rem;list-style:none}
section.faq summary::-webkit-details-marker{display:none}
section.faq summary::after{content:"+";float:right;color:var(--cta);font-size:1.25rem;line-height:1}
section.faq details[open ] summary::after{content:"–"}
section.faq details p{margin:.55rem 0 .2rem}

/* Notice / steps */
.steps{display:grid;gap:1rem;margin:1rem 0}
@media(min-width:640px){.steps{grid-template-columns:repeat(3,1fr)}}
.step{background:var(--band);border-radius:var(--radius);padding:1rem 1.1rem}
.step strong{display:block;color:var(--accent-dark);margin-bottom:.3rem}
.step p{margin:0;font-size:.96rem}

/* Sticky mobile bar */
.sb-call{background:var(--cta)}
.footer-brand{font-size:1.05rem}

/* ===== v1.3 header & title layer ===== */
.site-header{padding:.65rem max(1rem,calc((100% - 68rem)/2));gap:.6rem 1.2rem;align-items:center}
.brand{display:flex;align-items:center;gap:.6rem;text-decoration:none}
.logo-mark{display:inline-flex;align-items:center;justify-content:center;width:42px;height:42px;
  border-radius:12px;background:linear-gradient(135deg,#0a6196,#0a7ab5);box-shadow:0 3px 8px rgba(10,97,150,.35);flex:none}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text strong{font-size:1.13rem;color:var(--ink);letter-spacing:-.01em}
.brand-text small{font-size:.78rem;color:var(--muted);font-weight:600}
.main-nav{gap:.15rem}
.main-nav a{padding:.45rem .8rem;border-radius:999px;font-weight:600;font-size:.94rem}
.main-nav a:hover{background:var(--band);color:var(--accent-dark);text-decoration:none}
@media(max-width:1150px){
  .site-header{padding:.6rem .9rem}
  .brand{order:1}
  .call-btn{order:2;margin-left:auto}
  .main-nav{order:3;flex:1 1 100%;flex-wrap:nowrap;overflow-x:auto;padding-bottom:.2rem;scrollbar-width:none}
  .main-nav::-webkit-scrollbar{display:none}
  .main-nav a{white-space:nowrap;background:#f2f6f8}
}

/* Page title band (inner pages) */
.page-hero{background:linear-gradient(120deg,#07324f,#0a6196 62%,#0d7cb8);border-radius:18px;
  padding:1.9rem 1.6rem 1.7rem;margin:.2rem 0 1.5rem;box-shadow:var(--shadow);position:relative;overflow:hidden}
.page-hero::after{content:"";position:absolute;right:-50px;top:-60px;width:220px;height:220px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,255,255,.20),rgba(255,255,255,0) 68%)}
.page-hero h1{color:#fff;margin:0;font-size:clamp(1.7rem,3.6vw,2.3rem);line-height:1.18;position:relative;z-index:1}

/* Home headline */
.page-home main>h1{font-size:clamp(2.15rem,5vw,3.15rem);line-height:1.07;letter-spacing:-.02em;max-width:24ch;margin:.6rem 0 1.1rem}
.page-home main>h1 .hl{color:var(--cta);white-space:nowrap}

/* Section headings accent */
main h2{position:relative}
main h2::before{content:"";display:block;width:44px;height:4px;border-radius:2px;background:var(--cta);margin-bottom:.5rem}
.cta-band h2::before,.page-hero h2::before{display:none}
section.faq h2::before{display:block}

/* ===== v1.3d mobile CTA rows ===== */
@media(max-width:560px){
  .hero-ctas,.cta-actions{display:grid;grid-template-columns:1fr 1fr;gap:.55rem}
  .hero-ctas a,.cta-actions a{text-align:center;padding:.7rem .3rem;font-size:.95rem;margin-top:0;white-space:nowrap}
}