:root{--navy:#0a4a6e;--blue:#2daae1;--light:#e8f6fc}*{box-sizing:border-box}body{margin:0;font-family:system-ui,Segoe UI,Arial,sans-serif;color:#1b2533;line-height:1.6}
header{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:center;padding:.8rem 5%;background:#fff;border-bottom:3px solid var(--blue);position:sticky;top:0;z-index:5}
.logo{text-decoration:none;line-height:0;display:inline-flex;align-items:center;gap:.5rem}.logo img{height:40px;width:auto}
nav a{margin-left:1rem;color:var(--navy);text-decoration:none;font-weight:600}nav a:hover{color:var(--blue)}
section{padding:3rem 5%;max-width:1200px;margin:auto}h1,h2{color:var(--navy);line-height:1.2}
.hero{max-width:none;min-height:70vh;display:flex;align-items:center;background:linear-gradient(90deg,rgba(232,246,252,.98) 0%,rgba(232,246,252,.9) 45%,rgba(232,246,252,0) 75%),url(img/jj-elec-wireless-thermostat-light-hero.jpg?v=7) center right/cover}
.hero-text{max-width:560px;color:#fff}.hero h1{color:#fff;font-size:clamp(2rem,4vw,3rem);text-shadow:0 2px 6px rgba(0,0,0,.4)}
.btn{display:inline-block;background:var(--blue);color:#fff;padding:.8rem 1.5rem;border-radius:6px;text-decoration:none;font-weight:700}.btn:hover{background:#1f8ec4}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:1.5rem}
.card{background:var(--light);border-radius:10px;overflow:hidden;display:flex;flex-direction:column}
.card img,.split img,.gallery img{width:100%;height:auto;display:block}
.card>img{aspect-ratio:4/3;object-fit:cover;background:var(--light)}
.card div{padding:1rem 1.2rem;flex:1}.card h3{color:var(--blue);margin-top:0}
.split{display:grid;grid-template-columns:1fr 1fr;gap:2rem;align-items:center}.split img{border-radius:10px;aspect-ratio:4/3;object-fit:cover;background:var(--light)}.kicker{color:var(--blue);font-weight:700}
.three{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:1.5rem}.three>div{border-top:4px solid var(--blue);background:var(--light);padding:1rem 1.2rem;border-radius:6px}
.cta{text-align:center;background:var(--light);max-width:none}.gallery{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:1rem;margin:1.5rem 0}.gallery img{border-radius:8px}
.ticks li{margin:.6rem 0}.big{font-size:1.3rem;font-weight:700;color:var(--blue)}
footer{background:var(--navy);color:#fff;text-align:center;padding:2rem 5%}footer a{color:#cfe3ff}
.app-gallery{background:linear-gradient(180deg,#fff 0%,var(--light) 100%);max-width:none;border-top:1px solid #d7eef8;border-bottom:1px solid #d7eef8}
.app-gallery h2{max-width:1200px;margin-left:auto;margin-right:auto}
.app-gallery .phone-row{max-width:1200px;margin-left:auto;margin-right:auto}
.phone-row{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1.5rem;justify-content:center;align-items:stretch;margin-top:1.2rem}
.phone-row figure{margin:0;text-align:center;background:#fff;border:1px solid #d5ebf5;border-radius:12px;padding:0;overflow:hidden;box-shadow:0 6px 18px rgba(10,74,110,.08);display:flex;flex-direction:column}
.phone-row img{width:100%;max-width:none;height:420px;max-height:420px;object-fit:contain;object-position:center center;display:block;margin:0;background:#e8f6fc;border-radius:0;flex:none}
.phone-row figcaption{color:var(--navy);font-weight:600;margin:0;padding:.7rem 1rem .85rem;font-size:.95rem;background:#fff}
@media(max-width:900px){.phone-row{grid-template-columns:repeat(3,minmax(0,1fr));gap:1rem}.phone-row img{height:340px;max-height:340px}}
@media(max-width:700px){.split{grid-template-columns:1fr}nav a{margin:0 .8rem 0 0}header{gap:.4rem}.hero{background:linear-gradient(rgba(232,246,252,.92),rgba(232,246,252,.92)),url(img/jj-elec-wireless-thermostat-light-hero.jpg?v=7) center/cover;min-height:auto;padding:3rem 6%}.phone-row{grid-template-columns:1fr;max-width:320px;margin-left:auto;margin-right:auto}.phone-row img{height:480px;max-height:480px}}

.service-detail{background:var(--light);border-radius:12px;padding:1.6rem 1.5rem;margin:1.2rem 0 0;border-left:5px solid var(--blue)}
.service-detail h2,.service-detail h3{margin-top:0}
.service-detail h3{color:var(--blue);font-size:1.15rem}
.service-detail ul{margin:.4rem 0 1rem;padding-left:1.2rem}
.service-detail li{margin:.45rem 0}
.service-detail .note{font-size:.95rem;color:#334155;background:#fff;border:1px solid #d5ebf5;border-radius:8px;padding:.85rem 1rem;margin:1rem 0 0}
.teaser-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:1.5rem;margin-top:1rem}
.teaser{background:var(--light);border-radius:10px;padding:1.2rem 1.3rem;border-top:4px solid var(--blue);display:flex;flex-direction:column}
.teaser h3{color:var(--blue);margin:.2rem 0 .6rem}
.teaser p{margin:0 0 1rem;flex:1}
.teaser .btn{align-self:flex-start;margin-top:auto}
.card .more{display:inline-block;margin-top:.4rem;color:var(--navy);font-weight:700;text-decoration:none}
.card .more:hover{color:var(--blue)}

.visually-hidden{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.lede{font-size:1.08rem;max-width:52rem}
.hero-kicker{color:#cfe9f7;font-weight:700;letter-spacing:.02em;margin:0 0 .4rem}
.hero-actions{display:flex;flex-wrap:wrap;gap:.7rem;margin-top:1.2rem}
.btn-ghost{background:transparent;border:2px solid #fff;color:#fff}.btn-ghost:hover{background:rgba(255,255,255,.12)}
.btn-secondary{background:#fff;color:var(--navy);border:2px solid var(--blue)}.btn-secondary:hover{background:var(--light)}
.audience-grid .teaser{min-height:100%}
.h3-like{color:var(--navy);font-size:1.15rem;margin:0 0 .4rem}
.enquiry{margin-top:2rem;padding:1.5rem;background:var(--light);border-radius:12px;border:1px solid #d5ebf5}
.note-banner{background:#fff;border-left:4px solid var(--blue);padding:.9rem 1rem;border-radius:6px;margin:0 0 1.2rem}
.mono{font-family:ui-monospace,Menlo,Consolas,monospace}
.enquiry-form fieldset{border:0;padding:0;margin:0 0 1.2rem}
.enquiry-form legend{font-weight:700;color:var(--navy);margin-bottom:.6rem}
.choice-grid{display:grid;gap:.5rem}
.choice{display:flex;gap:.6rem;align-items:flex-start;background:#fff;border:1px solid #d5ebf5;border-radius:8px;padding:.7rem .8rem;cursor:pointer}
.choice:has(input:checked){border-color:var(--blue);box-shadow:0 0 0 2px rgba(45,170,225,.2)}
.choice input{margin-top:.25rem}
.form-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:1rem;margin-bottom:1rem}
.enquiry-form label{display:flex;flex-direction:column;gap:.35rem;font-weight:600;color:var(--navy);font-size:.95rem}
.enquiry-form label.full{display:flex;flex-direction:column;margin-bottom:1rem}
.enquiry-form label.check{flex-direction:row;align-items:center;font-weight:500;margin:.4rem 0 1rem;gap:.5rem}
.enquiry-form .optional{font-weight:500;color:#64748b;font-size:.85rem}
.enquiry-form input[type=text],.enquiry-form input[type=email],.enquiry-form input[type=tel],.enquiry-form select,.enquiry-form textarea{font:inherit;font-weight:400;color:#1b2533;padding:.55rem .65rem;border:1px solid #b7d7e8;border-radius:6px;background:#fff;width:100%}
.enquiry-form textarea{resize:vertical}
.field-hint{margin:-.4rem 0 1rem;color:#64748b;font-size:.9rem}
.more-details{margin:0 0 1rem;background:#fff;border-radius:8px;padding:.6rem .9rem;border:1px solid #d5ebf5}
.more-details summary{cursor:pointer;font-weight:700;color:var(--navy);margin-bottom:.6rem}
.enquiry-actions{display:flex;flex-wrap:wrap;gap:.7rem;margin:1rem 0}
.enquiry-status{min-height:1.4em;color:var(--navy);font-weight:600}
#enquiry-preview{width:100%;font-family:ui-monospace,Menlo,Consolas,monospace;font-size:.85rem;background:#fff}
.service-block{max-width:1200px;margin:0 auto;padding:2rem 5%}
.contact-quick{margin:1.5rem 0}
@media(max-width:700px){.hero-actions .btn{width:100%;text-align:center}}

/* Light photographic hero, with readable navy text. */
.hero-text,.hero h1,.hero .hero-kicker{color:var(--navy);text-shadow:none}.hero .btn-ghost{color:var(--navy);border-color:var(--navy)}

/* Balanced five-tile audience layout; text never grows to create list gaps. */
.audience-grid{grid-template-columns:repeat(6,minmax(0,1fr));grid-auto-rows:1fr}
.audience-grid>.teaser{grid-column:span 2;min-width:0;scroll-margin-top:6rem}
.audience-grid>.teaser:nth-child(4){grid-column:2 / span 2}
.audience-grid>.teaser:nth-child(5){grid-column:4 / span 2}
.audience-grid .teaser p{flex:none;margin:0 0 .8rem}
.audience-grid .teaser .kicker{margin-bottom:.35rem}
.audience-grid .teaser h3{line-height:1.3;min-height:2.6em;margin:0 0 .8rem}
.audience-grid .teaser .ticks{margin:0 0 .9rem;padding-left:1.2rem}
.audience-grid .teaser .ticks li{margin:.3rem 0}
.audience-grid .teaser .btn{margin-top:auto}
@media(max-width:1100px){
 .audience-grid{grid-template-columns:repeat(4,minmax(0,1fr))}
 .audience-grid>.teaser:nth-child(4){grid-column:auto / span 2}
 .audience-grid>.teaser:nth-child(5){grid-column:2 / span 2}
}
@media(max-width:700px){
 .audience-grid{grid-template-columns:minmax(0,1fr);grid-auto-rows:auto}
 .audience-grid>.teaser,.audience-grid>.teaser:nth-child(4),.audience-grid>.teaser:nth-child(5){grid-column:auto}
 .audience-grid .teaser h3{min-height:0}
}

.whatsapp-contact{margin:1.5rem 0 2rem;max-width:28rem}
.whatsapp-contact .whatsapp-qr{display:block;width:220px;max-width:100%;height:auto;margin:0 0 1rem;background:#fff;padding:10px;border:1px solid #d5ebf5;border-radius:12px;box-shadow:0 6px 18px rgba(10,74,110,.08)}
.whatsapp-contact .btn{margin:0}
.email-contact{margin:0 0 2rem}