/* ==========================================================================
   SENTRYVA — stylesheet (clean rebuild)
   Inter throughout. Restrained navy/yellow brand palette. No gimmicks.
   ========================================================================== */

:root{
  --navy:#0F2942; --navy-soft:#16344F;
  --ink:#0F2942; --ink-2:#16344F;
  --yellow:#F6B333; --yellow-dark:#B9791A; --yellow-soft:#FDF1DC;
  --bg:#FFFFFF; --bg-soft:#F6F8FA; --bg-soft-2:#EEF2F5;
  --text:#16222E; --muted:#5B6B7A; --muted-2:#8A97A3;
  --border:#E3E8ED; --border-dark:#28425C;
  --radius:12px; --radius-sm:8px;
  --shell:1200px;
  --shadow:0 1px 2px rgba(15,41,66,.04),0 8px 24px rgba(15,41,66,.06);
  --shadow-lg:0 4px 8px rgba(15,41,66,.04),0 16px 40px rgba(15,41,66,.10);
}

/* ---------- reset / base ---------- */
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--text);font-family:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Helvetica,Arial,sans-serif;line-height:1.65;font-size:16px;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{text-decoration:none;color:inherit}
button{font-family:inherit}
:focus-visible{outline:2px solid var(--yellow-dark);outline-offset:2px}
@media (prefers-reduced-motion: reduce){*{animation:none!important;transition:none!important;scroll-behavior:auto!important}}
.shell{width:min(var(--shell),calc(100% - 48px));margin-inline:auto}
.small-note{font-size:.9rem;color:var(--muted)}
.dark-text{color:var(--navy)!important}

h1,h2,h3,h4{margin:0;font-weight:800;letter-spacing:-.02em;line-height:1.12;color:var(--text)}
h1{font-size:clamp(2.4rem,4vw,3.5rem)}
h2{font-size:clamp(1.7rem,2.6vw,2.4rem)}
h3{font-size:1.25rem;letter-spacing:-.01em}
p{margin:0}
h1+p,h2+p,h3+p,h4+p{margin-top:14px}
p+p{margin-top:14px}

.eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--yellow-dark);text-transform:uppercase;font-weight:700;letter-spacing:.06em;font-size:12.5px;margin-bottom:12px}
.eyebrow.on-dark{color:var(--yellow)}
.lead{font-size:1.15rem;color:var(--muted);line-height:1.6}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:48px;padding:0 24px;font-size:15px;font-weight:600;border-radius:var(--radius-sm);border:1px solid transparent;cursor:pointer;transition:all .15s ease;white-space:nowrap}
.btn-yellow{background:var(--yellow);border-color:var(--yellow);color:var(--navy)}
.btn-yellow:hover{background:#f0a51a;border-color:#f0a51a}
.btn-outline{border-color:#3d5872;color:#fff;background:transparent}
.btn-outline:hover{background:rgba(255,255,255,.08)}
.btn-navy{background:var(--navy);color:#fff;border-color:var(--navy)}
.btn-navy:hover{background:var(--ink-2)}
.btn-outline-light{border-color:var(--border);color:var(--text);background:#fff}
.btn-outline-light:hover{border-color:var(--navy);background:var(--bg-soft)}

/* ---------- header ---------- */
.topbar{background:var(--navy);color:#B9C6D2;font-size:13.5px;border-bottom:1px solid rgba(255,255,255,.08)}
.topbar-inner{height:38px;display:flex;align-items:center;justify-content:space-between}
.topbar-inner div{display:flex;gap:22px}
.topbar a:hover{color:#fff}
.site-header{position:sticky;top:0;z-index:100;background:#fff;border-bottom:1px solid var(--border)}
.nav-wrap{height:76px;display:flex;align-items:center;gap:28px}
.brand{display:inline-flex;align-items:center;gap:11px;min-width:200px;color:var(--text)}
.brand img{width:34px;height:34px}
.brand span{display:grid;line-height:1}
.brand b{font-size:20px;font-weight:800;letter-spacing:-.01em;color:var(--navy)}
.brand small{margin-top:3px;color:var(--yellow-dark);font-weight:600;text-transform:uppercase;letter-spacing:.08em;font-size:10px}
.main-nav{margin-left:auto;display:flex;align-items:center;gap:30px;font-size:15px;font-weight:500;color:var(--text)}
.main-nav a{padding:28px 0;border-bottom:2px solid transparent}
.main-nav a:hover,.main-nav a.active{color:var(--navy);border-color:var(--yellow)}
.quote-btn{background:var(--yellow);color:var(--navy);font-weight:600;font-size:14.5px;padding:12px 20px;border-radius:var(--radius-sm);white-space:nowrap}
.quote-btn:hover{background:#f0a51a}
.menu-toggle{display:none;background:transparent;color:var(--text);border:1px solid var(--border);padding:8px 14px;border-radius:var(--radius-sm);font-size:14px;font-weight:500}

/* ---------- hero ---------- */
.hero{background:var(--navy);color:#fff;overflow:hidden;position:relative}
.hero-layout{display:grid;grid-template-columns:minmax(480px,1fr) minmax(440px,.92fr);align-items:center;gap:40px;padding:76px 0}
.hero-copy h1{color:#fff;margin-bottom:20px}
.hero-copy p{font-size:1.15rem;color:#C2CFDB;max-width:560px;margin-bottom:32px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap}
.hero-media{position:relative;border-radius:16px;overflow:hidden;box-shadow:var(--shadow-lg);aspect-ratio:4/3;background:#050d17}
.hero-media img{width:100%;height:100%;object-fit:cover}

/* ---------- trust bar ---------- */
.trust-bar{background:var(--bg-soft);border-top:1px solid var(--border);border-bottom:1px solid var(--border);padding:36px 0}
.trust-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:32px}
.trust-item{text-align:center}
.trust-item b{display:block;font-size:2.1rem;font-weight:800;color:var(--navy);letter-spacing:-.02em;line-height:1}
.trust-item span{display:block;margin-top:8px;font-size:14px;color:var(--muted)}

/* ---------- section basics ---------- */
.section{padding:88px 0}
.section-soft{background:var(--bg-soft)}
.section-navy{background:var(--navy);color:#fff}
.section-navy h1,.section-navy h2,.section-navy h3,.section-navy h4{color:#fff}
.section-navy .muted{color:#B9C6D2}
.section-head{max-width:680px;margin-bottom:48px}
.section-head.center{margin-inline:auto;text-align:center}
.section-head p{margin-top:14px}
.muted{color:var(--muted)}

/* ---------- value grid (intro) ---------- */
.value-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:40px}
.value-card{padding:28px;border:1px solid var(--border);border-radius:var(--radius);background:#fff}
.value-card .icon{width:44px;height:44px;border-radius:10px;background:var(--yellow-soft);display:flex;align-items:center;justify-content:center;font-size:20px;margin-bottom:16px}
.value-card h3{margin-bottom:8px;font-size:17px}
.value-card p{color:var(--muted);font-size:14.5px}

/* ---------- product cards ---------- */
.product-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.product-card{border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;background:#fff;display:flex;flex-direction:column;transition:box-shadow .2s ease,transform .2s ease}
.product-card:hover{box-shadow:var(--shadow-lg);transform:translateY(-2px)}
.product-card.featured{border-color:var(--yellow);box-shadow:0 0 0 1px var(--yellow)}
.product-media{aspect-ratio:3/4;background:var(--bg-soft);display:flex;align-items:center;justify-content:center;overflow:hidden}
.product-media.dark{background:var(--navy)}
.product-media img{width:100%;height:100%;object-fit:cover}
.product-body{padding:26px;display:flex;flex-direction:column;flex:1}
.product-kicker{display:inline-block;font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:.05em;color:var(--yellow-dark);margin-bottom:8px}
.product-body h3{font-size:1.4rem;margin-bottom:10px}
.product-body p{color:var(--muted);font-size:14.5px;margin-bottom:16px}
.product-body ul{list-style:none;padding:0;margin:0 0 20px;font-size:14px}
.product-body li{padding:8px 0;border-top:1px solid var(--border);color:var(--text)}
.product-body li:first-child{border-top:0}
.product-body>a.btn{margin-top:auto}

/* ---------- sector cards ---------- */
.sector-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:18px}
.sector-card{border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;background:#fff;transition:box-shadow .2s ease,transform .2s ease;display:block;color:inherit}
.sector-card:hover{box-shadow:var(--shadow-lg);transform:translateY(-2px)}
.sector-photo{aspect-ratio:4/3;background-color:#e4e1d3;background-position:center;background-size:cover}
.sector-construction{background-image:url("../img/placeholder-construction.jpg")}
.sector-vacant{background-image:url("../img/placeholder-vacant.jpg")}
.sector-industrial{background-image:url("../img/placeholder-industrial.jpg")}
.sector-carparks{background-image:url("../img/placeholder-carparks.jpg")}
.sector-rural{background-image:url("../img/placeholder-rural.jpg")}
.sector-card h3{font-size:16px;margin:16px 16px 6px}
.sector-card p{font-size:13.5px;color:var(--muted);margin:0 16px 16px;line-height:1.5}

/* ---------- process steps ---------- */
.process-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.process-step{position:relative;padding-top:8px}
.process-num{display:inline-flex;align-items:center;justify-content:center;width:36px;height:36px;border-radius:50%;background:var(--yellow);color:var(--navy);font-weight:800;font-size:15px;margin-bottom:18px}
.process-step h3{margin-bottom:8px;font-size:17px}
.process-step p{color:var(--muted);font-size:14.5px}
.section-navy .process-step h3{color:#fff}
.section-navy .process-num{background:var(--yellow)}

/* ---------- comparison table ---------- */
.compare-table-wrap{border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;overflow-x:auto;box-shadow:var(--shadow)}
.compare-table{width:100%;border-collapse:collapse;min-width:640px}
.compare-table th,.compare-table td{padding:16px 22px;text-align:left;font-size:14.5px;border-bottom:1px solid var(--border)}
.compare-table thead th{background:var(--bg-soft);color:var(--text);font-weight:700;font-size:13px}
.compare-table thead th:nth-child(2){color:var(--yellow-dark)}
.compare-table tbody td:first-child{font-weight:600;color:var(--text)}
.compare-table tbody td:nth-child(2){background:var(--yellow-soft);font-weight:500}
.compare-table tbody tr:last-child td{border-bottom:0}

/* ---------- CTA band ---------- */
.cta-band{background:var(--navy);color:#fff;border-radius:20px;padding:56px;display:flex;align-items:center;justify-content:space-between;gap:40px;flex-wrap:wrap}
.cta-band h2{color:#fff;margin-bottom:10px}
.cta-band p{color:#C2CFDB;max-width:520px}

/* ---------- footer ---------- */
.site-footer{background:var(--navy);color:#fff;padding-top:64px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px;padding-bottom:44px}
.footer-brand p{color:#B9C6D2;font-size:14px;margin-top:16px;max-width:280px}
.footer-brand .brand b{color:#fff}
.footer-grid h3{font-size:13px;text-transform:uppercase;letter-spacing:.05em;color:#8CA0B3;margin-bottom:16px;font-weight:700}
.footer-grid>div>a,.footer-grid>div>span{display:block;color:#D7E0E8;font-size:14.5px;padding:6px 0}
.footer-grid>div>a:hover{color:var(--yellow)}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding:22px 0;display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px;font-size:13px;color:#8CA0B3}

/* ---------- inner page hero ---------- */
.page-hero{background:var(--navy);color:#fff;padding:72px 0}
.page-hero.compact{padding:52px 0}
.page-hero h1{color:#fff;font-size:clamp(2.2rem,3.6vw,3rem);margin-bottom:16px}
.page-hero p{font-size:1.1rem;color:#C2CFDB;max-width:640px}

/* ---------- generic content blocks ---------- */
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:64px}
.media-frame{border-radius:var(--radius);overflow:hidden;border:1px solid var(--border)}
.media-frame img{width:100%;display:block}
.check-list{list-style:none;padding:0;margin:20px 0}
.check-list li{padding:10px 0;border-bottom:1px solid var(--border);font-size:15px;display:flex;gap:10px}
.check-list li:before{content:"✓";color:var(--yellow-dark);font-weight:700}
.feature-list{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.feature-list .item{padding:24px;border:1px solid var(--border);border-radius:var(--radius)}
.feature-list h3{font-size:16px;margin-bottom:8px}
.feature-list p{color:var(--muted);font-size:14px}
.values-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:8px}
.values-grid .item{padding:20px;background:var(--bg-soft);border-radius:var(--radius)}
.values-grid b{display:block;margin-bottom:6px;font-size:15px}
.values-grid span{color:var(--muted);font-size:14px}

/* ---------- tech grid (navy) ---------- */
.tech-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.tech-item{padding:24px;border:1px solid var(--border-dark);border-radius:var(--radius);background:rgba(255,255,255,.03)}
.tech-item h3{color:#fff;font-size:16px;margin-bottom:8px}
.tech-item p{color:#B9C6D2;font-size:14.5px}

/* ---------- catalogue (cctv-towers.php) ---------- */
.catalogue-model{padding:64px 0;border-bottom:1px solid var(--border)}
.catalogue-model:last-child{border-bottom:0}
.catalogue-grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.catalogue-media{border-radius:var(--radius);overflow:hidden;border:1px solid var(--border);aspect-ratio:3/4;background:var(--bg-soft);display:flex;align-items:center;justify-content:center}
.catalogue-media.dark{background:var(--navy)}
.catalogue-media img{width:100%;height:100%;object-fit:cover}
.spec-list{margin:22px 0;border-top:1px solid var(--border)}
.spec-list>div{display:grid;grid-template-columns:150px 1fr;gap:16px;padding:13px 0;border-bottom:1px solid var(--border);font-size:14.5px}
.spec-list dt{color:var(--muted)}
.spec-list dd{margin:0;font-weight:600}
.tag-row{display:flex;gap:8px;flex-wrap:wrap;margin:20px 0}
.tag-row span{background:var(--bg-soft);border:1px solid var(--border);padding:6px 12px;border-radius:999px;font-size:13px;font-weight:500}

/* ---------- solutions page ---------- */
.solution-list{display:grid;gap:24px}
.solution-card{display:grid;grid-template-columns:300px 1fr;gap:32px;border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;align-items:stretch}
.solution-photo{width:100%;height:100%;min-width:0;overflow:hidden;position:relative}
.solution-photo img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;display:block}
.solution-copy{padding:28px 28px 28px 0;display:flex;flex-direction:column;justify-content:center;min-width:0;max-width:480px}
.solution-copy h3{margin-bottom:10px;font-size:1.3rem}
.solution-copy p{color:var(--muted);margin-bottom:14px}
.tag-row.mini span{font-size:12.5px;padding:5px 10px}

/* ---------- pricing ---------- */
.price-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.price-grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.model-price-group{margin-bottom:36px}
.model-price-group:last-child{margin-bottom:0}
.model-price-group .group-head{display:flex;align-items:baseline;gap:12px;margin-bottom:16px;flex-wrap:wrap}
.model-price-group .group-head h3{font-size:1.3rem}
.model-price-group .group-head span{color:var(--muted);font-size:14px}
.price-card{border:1px solid var(--border);border-radius:var(--radius);padding:30px;background:#fff}
.price-card.featured{border-color:var(--yellow);box-shadow:0 0 0 1px var(--yellow);position:relative}
.price-card .badge{position:absolute;top:-13px;left:24px;background:var(--yellow);color:var(--navy);font-size:12px;font-weight:700;padding:4px 12px;border-radius:999px}
.price-card h3{font-size:1.1rem;margin-bottom:6px}
.price-card .amount{font-size:2rem;font-weight:800;color:var(--navy);letter-spacing:-.02em;margin-bottom:14px}
.price-card .amount span{font-size:.9rem;font-weight:500;color:var(--muted)}
.price-card p{color:var(--muted);font-size:14px;margin-bottom:20px}
.terms-panel{background:var(--bg-soft);border-radius:var(--radius);padding:28px}
.terms-panel h3{margin-bottom:18px;font-size:16px}
.terms-panel dl{margin:0}
.terms-panel dl div{display:flex;justify-content:space-between;padding:11px 0;border-bottom:1px solid var(--border);font-size:14.5px}
.terms-panel dl div:last-of-type{border-bottom:0}
.terms-panel dt{color:var(--muted)}
.terms-panel dd{margin:0;font-weight:600}
.included-optional{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:16px}
.included-optional .item{padding:22px;border-radius:var(--radius);background:var(--bg-soft)}
.included-optional h4{margin:0 0 10px;font-size:14px;text-transform:uppercase;letter-spacing:.04em;color:var(--muted)}
.included-optional ul{margin:0;padding-left:18px;font-size:14.5px;color:var(--text)}
.included-optional li{margin-bottom:6px}

/* ---------- FAQ ---------- */
.faq-list{border-top:1px solid var(--border)}
.faq-list details{border-bottom:1px solid var(--border);padding:18px 0}
.faq-list summary{cursor:pointer;font-weight:600;font-size:15.5px;color:var(--text);list-style:none;display:flex;justify-content:space-between;align-items:center}
.faq-list summary::-webkit-details-marker{display:none}
.faq-list summary:after{content:"+";color:var(--yellow-dark);font-weight:700;font-size:20px}
.faq-list details[open] summary:after{content:"\2013"}
.faq-list p{margin:14px 0 0;color:var(--muted);font-size:14.5px}

/* ---------- contact ---------- */
.contact-grid{display:grid;grid-template-columns:340px 1fr;gap:56px}
.contact-lines{display:grid;gap:18px;margin-top:24px}
.contact-lines b{display:block;font-size:12px;text-transform:uppercase;letter-spacing:.04em;color:var(--muted);margin-bottom:3px}
.contact-lines a,.contact-lines span{font-size:15.5px}
.quote-form{background:var(--bg-soft);border-radius:var(--radius);padding:32px}
.quote-form h3{margin-bottom:20px}
.quote-form label{display:block;font-size:13.5px;font-weight:600;margin:16px 0 6px;color:var(--text)}
.quote-form input,.quote-form textarea{width:100%;border:1px solid var(--border);border-radius:var(--radius-sm);background:#fff;padding:12px 14px;font-family:inherit;font-size:15px}
.quote-form input:focus,.quote-form textarea:focus{border-color:var(--navy)}
.quote-form textarea{min-height:110px;resize:vertical}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.quote-form button{margin-top:20px}
.quote-form .hp{position:absolute;left:-9999px}
.form-success{background:#E7F6EC;border:1px solid #B7E3C6;color:#1F7A3D;padding:12px 16px;border-radius:var(--radius-sm);margin-bottom:18px;font-size:14px}
.form-error{background:#FCEAEA;border:1px solid #F0BDBD;color:#B3261E;padding:12px 16px;border-radius:var(--radius-sm);margin-bottom:18px;font-size:14px}

/* ---------- legal ---------- */
.legal-copy h2{font-size:1.3rem;margin:30px 0 12px}
.legal-copy p,.legal-copy li{color:var(--muted);font-size:15px}

/* ==========================================================================
   Responsive
   ========================================================================== */
@media(max-width:1080px){
  .topbar{display:none}
  .nav-wrap{height:66px}
  .menu-toggle{display:block;margin-left:auto}
  .main-nav{display:none;position:absolute;top:66px;left:0;right:0;background:#fff;border-bottom:1px solid var(--border);padding:8px 24px 20px;flex-direction:column;align-items:stretch;box-shadow:var(--shadow-lg)}
  .main-nav.open{display:flex}
  .main-nav a{padding:12px 0;border-bottom:1px solid var(--border)}
  .quote-btn{display:none}
  .hero-layout,.two-col,.contact-grid{grid-template-columns:1fr}
  .hero-layout{padding:48px 0}
  .value-grid,.feature-list,.tech-grid{grid-template-columns:1fr 1fr}
  .product-grid{grid-template-columns:1fr}
  .sector-grid{grid-template-columns:1fr 1fr}
  .process-grid{grid-template-columns:1fr 1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
  .catalogue-grid{grid-template-columns:1fr}
  .solution-card{grid-template-columns:1fr}
  .solution-copy{padding:24px}
  .price-grid,.price-grid-2{grid-template-columns:1fr}
  .cta-band{padding:40px}
}
@media(max-width:640px){
  .shell{width:min(var(--shell),calc(100% - 28px))}
  .trust-grid{grid-template-columns:1fr 1fr}
  .value-grid,.feature-list,.tech-grid{grid-template-columns:1fr}
  .sector-grid{grid-template-columns:1fr}
  .process-grid{grid-template-columns:1fr}
  .included-optional{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column}
  .form-row{grid-template-columns:1fr}
  .cta-band{flex-direction:column;align-items:flex-start}
  .section{padding:56px 0}
  .hero-actions{flex-direction:column;align-items:stretch}
}