:root{
  --navy:#0B2A47; --navy-deep:#081D33;
  --paper:#FFFFFF; --mist:#F3F5F8;
  --ink:#16222E; --ink-soft:#54626F;
  --gold:#B08D57; --gold-soft:#EFE6D6;
  --red:#C31F2D;
  --line:#E3E7EC;
  color-scheme: light;
}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){
    --paper:#0F1620; --mist:#141C27;
    --ink:#ECEEF1; --ink-soft:#9AA6B2;
    --line:#25303C;
    --navy:#12345A; --navy-deep:#081625;
    color-scheme: dark;
  }
}
:root[data-theme="dark"]{
  --paper:#0F1620; --mist:#141C27;
  --ink:#ECEEF1; --ink-soft:#9AA6B2;
  --line:#25303C;
  --navy:#12345A; --navy-deep:#081625;
  color-scheme: dark;
}
*{box-sizing:border-box;}
body{ background:var(--paper); color:var(--ink); font-family:'Public Sans',system-ui,sans-serif; font-size:16px; line-height:1.65; margin:0; }
h1,h2,h3{ font-family:'Source Serif 4', Georgia, serif; font-weight:600; margin:0; text-wrap:balance; }
p{ margin:0; }
a{ color:inherit; }
img{ max-width:100%; display:block; }
.wrap{ max-width:1200px; margin-inline:auto; padding-inline:28px; }
.eyebrow{ font-size:0.82rem; font-weight:600; letter-spacing:0.08em; text-transform:uppercase; color:var(--gold); margin-bottom:16px; }

.utility{ background:var(--navy-deep); color:rgba(255,255,255,0.82); font-size:0.8rem; }
.utility .wrap{ display:flex; justify-content:space-between; padding-block:9px; flex-wrap:wrap; gap:10px; }
.utility a{ text-decoration:none; }
.utility a:hover{ text-decoration:underline; }
.utility-badge{ display:flex; align-items:center; gap:8px; color:#E7D6B0; font-weight:600; }
.utility-badge img{ height:14px; filter:brightness(0) invert(1); opacity:0.85; }

nav{ background:var(--paper); border-bottom:1px solid var(--line); position:sticky; top:0; z-index:30; }
nav .wrap{ display:flex; align-items:center; justify-content:space-between; padding-block:20px; gap:24px; }
.logo{ display:flex; align-items:center; gap:10px; text-decoration:none; }
.logo-mark{ width:34px; height:34px; border-radius:50%; background:var(--navy); color:#fff; display:flex; align-items:center; justify-content:center; font-family:'Source Serif 4',serif; font-weight:700; font-size:1.1rem; flex-shrink:0; }
.logo-word{ font-family:'Source Serif 4',serif; font-weight:700; font-size:1.35rem; color:var(--navy); }
:root[data-theme="dark"] .logo-word{ color:var(--ink); }
@media (prefers-color-scheme: dark){ :root:not([data-theme="light"]) .logo-word{ color:var(--ink); } }
.nav-links{ display:flex; gap:36px; list-style:none; margin:0; padding:0; }
.nav-links a{ text-decoration:none; font-size:0.94rem; font-weight:600; color:var(--ink-soft); padding-bottom:4px; border-bottom:2px solid transparent; }
.nav-links a:hover{ color:var(--ink); border-color:var(--gold); }
.nav-links a[aria-current="page"]{ color:var(--ink); border-color:var(--gold); }
.nav-right{ display:flex; align-items:center; gap:16px; }
.btn{ display:inline-flex; align-items:center; gap:8px; text-decoration:none; font-weight:600; font-size:0.92rem; padding:12px 24px; border-radius:2px; border:1px solid transparent; cursor:pointer; }
.btn-navy{ background:var(--navy); color:#fff; }
.btn-navy:hover{ background:var(--navy-deep); }
.btn-line{ border-color:rgba(255,255,255,0.55); color:#fff; }
.btn-line:hover{ background:rgba(255,255,255,0.12); }
.btn-line-dark{ border-color:var(--navy); color:var(--navy); }
:root[data-theme="dark"] .btn-line-dark{ border-color:var(--ink); color:var(--ink); }
.icon-btn{ width:36px; height:36px; border:1px solid var(--line); border-radius:50%; background:none; color:var(--ink); display:flex; align-items:center; justify-content:center; cursor:pointer; }
.navtoggle{ display:none; }
.mobile-panel{ display:none; }
@media (max-width:880px){
  .nav-links{ display:none; }
  .navtoggle{ display:flex; }
  .mobile-panel.open{ display:flex; }
  .mobile-panel{ flex-direction:column; gap:2px; background:var(--paper); border-bottom:1px solid var(--line); padding:10px 28px 18px; }
  .mobile-panel a{ padding-block:12px; text-decoration:none; color:var(--ink); font-weight:600; border-bottom:1px solid var(--line); }
}

/* hero (home) */
.hero{
  position:relative; min-height:78vh; display:flex; align-items:flex-end;
  background-image: linear-gradient(180deg, rgba(8,20,33,0.15) 0%, rgba(8,20,33,0.55) 60%, rgba(6,15,25,0.86) 100%), url('../img/bridge.jpg');
  background-size:cover; background-position:center;
}
.hero-inner{ position:relative; z-index:1; padding-block:64px 56px; color:#fff; max-width:780px; }
.hero-inner .eyebrow{ color:#E7D6B0; }
.hero-inner h1{ font-size:clamp(2.4rem,4.6vw,3.8rem); line-height:1.08; margin-bottom:20px; color:#fff; }
.hero-inner p{ font-size:1.12rem; color:rgba(255,255,255,0.86); max-width:56ch; margin-bottom:32px; }
.hero-ctas{ display:flex; gap:14px; flex-wrap:wrap; }
.hero-partner{ display:inline-flex; align-items:center; gap:12px; background:rgba(255,255,255,0.94); padding:10px 18px; border-radius:3px; margin-top:28px; }
.hero-partner img{ height:22px; }
.hero-partner span{ font-size:0.8rem; font-weight:700; color:var(--navy-deep); text-transform:uppercase; letter-spacing:0.04em; }

/* page header (interior pages) */
.pagehead{ background:var(--mist); padding-block:64px; border-bottom:1px solid var(--line); }
.crumb{ font-size:0.8rem; color:var(--ink-soft); margin-bottom:18px; }
.crumb a{ text-decoration:none; color:var(--ink-soft); }
.crumb a:hover{ color:var(--navy); }
.pagehead h1{ font-size:clamp(2rem,3.8vw,2.9rem); margin-bottom:14px; }
.pagehead p{ color:var(--ink-soft); font-size:1.04rem; max-width:64ch; }

.trustbar{ background:var(--paper); border-bottom:1px solid var(--line); }
.trust-row{ display:flex; align-items:center; justify-content:center; gap:56px; padding-block:28px; flex-wrap:wrap; }
.trust-item{ display:flex; align-items:center; gap:12px; color:var(--ink-soft); font-weight:600; font-size:0.95rem; }
.trust-item img{ height:22px; width:auto; }
.trust-sep{ width:1px; height:24px; background:var(--line); }
@media (max-width:700px){ .trust-sep{ display:none; } }

.section{ padding-block:96px; }
.section-head{ max-width:680px; margin-bottom:56px; }
.section-head h2{ font-size:clamp(1.9rem,3.2vw,2.6rem); margin-bottom:16px; }
.section-head p{ color:var(--ink-soft); font-size:1.05rem; }
.center{ text-align:center; margin-inline:auto; }

.pillars{ display:grid; grid-template-columns:repeat(3,1fr); gap:56px; }
@media (max-width:820px){ .pillars{ grid-template-columns:1fr; gap:40px; } }
.pillar{ text-align:center; }
.pillar-num{ width:56px; height:56px; border:1px solid var(--gold); border-radius:50%; display:flex; align-items:center; justify-content:center; margin:0 auto 20px; font-family:'Source Serif 4',serif; font-weight:600; color:var(--gold); font-size:1.2rem; }
.pillar h3{ font-size:1.2rem; margin-bottom:10px; }
.pillar p{ color:var(--ink-soft); font-size:0.95rem; max-width:32ch; margin-inline:auto; }

.split{ background:var(--mist); }
.split-grid{ display:grid; grid-template-columns:1fr 1fr; align-items:center; }
@media (max-width:900px){ .split-grid{ grid-template-columns:1fr; } }
.split-media{ height:100%; min-height:420px; background-size:cover; background-position:center; }
.split-text{ padding:64px; }
@media (max-width:640px){ .split-text{ padding:40px 28px; } }
.split-text h2{ font-size:clamp(1.8rem,3vw,2.3rem); margin-bottom:18px; }
.split-text p{ color:var(--ink-soft); margin-bottom:16px; max-width:52ch; }
.split-text .section-foot{ margin-top:24px; }
.split-text .section-foot a{ text-decoration:none; font-weight:700; color:var(--navy); border-bottom:2px solid var(--gold); padding-bottom:2px; }
:root[data-theme="dark"] .split-text .section-foot a{ color:var(--ink); }
@media (prefers-color-scheme: dark){ :root:not([data-theme="light"]) .split-text .section-foot a{ color:var(--ink); } }
.section-foot a{ text-decoration:none; font-weight:700; color:var(--navy); border-bottom:2px solid var(--gold); padding-bottom:2px; }
:root[data-theme="dark"] .section-foot a{ color:var(--ink); }
@media (prefers-color-scheme: dark){ :root:not([data-theme="light"]) .section-foot a{ color:var(--ink); } }

.statband{ background:var(--navy-deep); color:#fff; padding-block:64px; }
.stat-grid{ display:grid; grid-template-columns:repeat(4,1fr); }
@media (max-width:760px){ .stat-grid{ grid-template-columns:1fr 1fr; gap:32px 0; } }
.stat{ text-align:center; border-left:1px solid rgba(255,255,255,0.16); padding-inline:16px; }
.stat:first-child{ border-left:none; }
@media (max-width:760px){ .stat:nth-child(odd){ border-left:none; } }
.stat-num{ font-family:'Source Serif 4',serif; font-size:2.6rem; font-weight:700; color:#E7D6B0; }
.stat-label{ font-size:0.86rem; color:rgba(255,255,255,0.68); margin-top:8px; }

.services-list{ display:flex; flex-direction:column; }
.service-row{ display:grid; grid-template-columns:64px 1fr 2fr; gap:28px; align-items:baseline; padding-block:28px; border-top:1px solid var(--line); }
.services-list .service-row:last-child{ border-bottom:1px solid var(--line); }
@media (max-width:700px){ .service-row{ grid-template-columns:1fr; gap:8px; } }
.service-num{ font-family:'Source Serif 4',serif; font-size:1.1rem; color:var(--gold); }
.service-row h3{ font-size:1.25rem; }
.service-row p{ color:var(--ink-soft); font-size:0.96rem; max-width:60ch; }

.quote-section{ text-align:center; }
.quote-mark{ font-family:'Source Serif 4',serif; font-size:4rem; color:var(--gold); line-height:1; margin-bottom:8px; }
.quote-text{ font-family:'Source Serif 4',serif; font-size:1.5rem; line-height:1.45; max-width:44ch; margin:0 auto 20px; color:var(--ink); }
.quote-name{ font-weight:700; letter-spacing:0.04em; text-transform:uppercase; font-size:0.82rem; color:var(--ink-soft); }
.quote-dots{ display:flex; justify-content:center; gap:8px; margin-top:36px; }
.quote-dots span{ width:8px; height:8px; border-radius:50%; background:var(--line); display:block; }
.quote-dots span.active{ background:var(--gold); }

.ctaband{ background:var(--navy); color:#fff; text-align:center; padding-block:80px; }
.ctaband h2{ color:#fff; font-size:clamp(1.9rem,3.4vw,2.6rem); margin-bottom:20px; max-width:26ch; margin-inline:auto; }
.ctaband p{ color:rgba(255,255,255,0.78); margin-bottom:32px; }

/* partnership callout (Bentley emphasis) */
.partner-panel{ background:var(--navy); color:#fff; border-radius:4px; padding:48px; display:grid; grid-template-columns:auto 1fr; gap:36px; align-items:center; }
@media (max-width:700px){ .partner-panel{ grid-template-columns:1fr; text-align:center; } }
.partner-panel .plogo{ background:#fff; padding:18px 24px; border-radius:4px; }
.partner-panel .plogo img{ height:34px; }
.partner-panel h3{ color:#fff; font-size:1.4rem; margin-bottom:10px; }
.partner-panel p{ color:rgba(255,255,255,0.78); max-width:60ch; }
.partner-badges{ display:flex; gap:10px; margin-top:16px; flex-wrap:wrap; }
@media (max-width:700px){ .partner-badges{ justify-content:center; } }
.partner-badges span{ background:rgba(255,255,255,0.12); border:1px solid rgba(255,255,255,0.25); padding:6px 14px; border-radius:999px; font-size:0.78rem; font-weight:600; }

/* office cards */
.office-grid{ display:grid; grid-template-columns:1fr 1fr; gap:32px; }
@media (max-width:760px){ .office-grid{ grid-template-columns:1fr; } }
.office-card{ border-top:3px solid var(--gold); background:var(--mist); padding:32px; }
.office-card h3{ font-size:1.2rem; margin-bottom:16px; }
.oc-row{ display:flex; gap:14px; padding-block:10px; border-top:1px solid var(--line); font-size:0.94rem; }
.office-card .oc-row:first-of-type{ border-top:none; }
.oc-row .k{ color:var(--ink-soft); width:70px; flex-shrink:0; font-size:0.8rem; text-transform:uppercase; letter-spacing:0.04em; padding-top:2px; }
.oc-row a{ text-decoration:none; font-weight:600; }
.oc-row a:hover{ color:var(--navy); }
.hours-note{ margin-top:24px; font-size:0.9rem; color:var(--ink-soft); font-weight:600; }

/* product catalog */
.prod-category{ margin-bottom:56px; }
.prod-category:last-child{ margin-bottom:0; }
.prod-category-head{ display:flex; align-items:baseline; gap:14px; margin-bottom:6px; }
.prod-category-num{ font-family:'Source Serif 4',serif; color:var(--gold); font-size:1.1rem; }
.prod-category-head h3{ font-size:1.4rem; }
.prod-category-desc{ color:var(--ink-soft); font-size:0.95rem; margin:8px 0 20px; max-width:70ch; padding-bottom:18px; border-bottom:1px solid var(--line); }
.prod-list{ display:flex; flex-wrap:wrap; gap:10px; }
.prod-chip{ border:1px solid var(--line); background:var(--paper); padding:10px 16px; font-size:0.88rem; font-weight:600; border-radius:2px; }
.prod-chip.bentley{ border-color:var(--gold); background:var(--gold-soft); }

/* solutions detail cards */
.solutions-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:1px; background:var(--line); border:1px solid var(--line); }
@media (max-width:960px){ .solutions-grid{ grid-template-columns:1fr 1fr; } }
@media (max-width:640px){ .solutions-grid{ grid-template-columns:1fr; } }
.solution-card{ background:var(--paper); padding:30px; display:flex; flex-direction:column; gap:10px; }
.solution-card-head{ display:flex; justify-content:space-between; align-items:baseline; gap:12px; }
.solution-card h3{ font-family:'Public Sans',sans-serif; font-weight:700; font-size:1.05rem; }
.solution-card .cat{ font-size:0.7rem; letter-spacing:0.06em; color:var(--gold); text-transform:uppercase; white-space:nowrap; font-weight:700; }
.solution-card p{ color:var(--ink-soft); font-size:0.92rem; flex:1; }
.solution-dl{ text-decoration:none; font-size:0.82rem; font-weight:700; color:var(--navy); display:inline-flex; align-items:center; gap:6px; margin-top:4px; border-bottom:1px solid var(--gold); padding-bottom:1px; align-self:flex-start; }
:root[data-theme="dark"] .solution-dl{ color:var(--ink); }
@media (prefers-color-scheme: dark){ :root:not([data-theme="light"]) .solution-dl{ color:var(--ink); } }

/* contact form */
.form-card{ background:var(--mist); padding:40px; max-width:720px; }
.field{ display:flex; flex-direction:column; gap:6px; margin-bottom:18px; }
.field label{ font-size:0.78rem; font-weight:700; letter-spacing:0.04em; text-transform:uppercase; color:var(--ink-soft); }
.field input, .field textarea, .field select{
  background:var(--paper); border:1px solid var(--line); color:var(--ink);
  padding:12px 14px; font-family:'Public Sans',sans-serif; font-size:0.94rem; border-radius:2px; resize:vertical;
}
.two-col{ display:grid; grid-template-columns:1fr 1fr; gap:16px; }
@media (max-width:520px){ .two-col{ grid-template-columns:1fr; } }
.form-confirm{ display:none; align-items:center; gap:10px; margin-top:16px; font-size:0.9rem; color:#2E7D4F; font-weight:700; }
.form-confirm.show{ display:flex; }

footer{ background:var(--navy-deep); color:rgba(255,255,255,0.72); padding-block:64px 28px; }
.footer-grid{ display:grid; grid-template-columns:1.4fr 1fr 1fr 1fr; gap:40px; margin-bottom:48px; }
@media (max-width:820px){ .footer-grid{ grid-template-columns:1fr 1fr; } }
footer h4{ color:#fff; font-size:0.85rem; letter-spacing:0.06em; text-transform:uppercase; margin-bottom:16px; font-weight:700; }
footer .flinks{ list-style:none; margin:0; padding:0; display:flex; flex-direction:column; gap:10px; }
footer .flinks a{ text-decoration:none; color:rgba(255,255,255,0.7); font-size:0.92rem; }
footer .flinks a:hover{ color:#fff; }
footer .fdesc{ color:rgba(255,255,255,0.65); font-size:0.92rem; max-width:34ch; }
.footer-bottom{ border-top:1px solid rgba(255,255,255,0.14); padding-top:24px; display:flex; justify-content:space-between; flex-wrap:wrap; gap:10px; font-size:0.82rem; }

/* mega menu */
.mega-trigger{ position:relative; display:inline-flex; }
.mega-menu{
  display:none; flex-direction:column; position:absolute; top:100%; left:0; margin-top:16px;
  min-width:260px; background:var(--paper); border:1px solid var(--line); padding:8px; z-index:50; box-shadow:0 20px 40px -12px rgba(0,0,0,0.18);
}
.mega-trigger:hover .mega-menu, .mega-trigger:focus-within .mega-menu{ display:flex; }
.mega-menu a{ display:block; padding:10px 14px; font-size:0.86rem; font-weight:600; text-decoration:none; color:var(--ink-soft); }
.mega-menu a:hover{ background:var(--mist); color:var(--navy); }

/* WhatsApp float */
.wa-float{ position:fixed; right:24px; bottom:24px; z-index:100; width:56px; height:56px; border-radius:50%; background:#25D366; color:#fff; display:flex; align-items:center; justify-content:center; box-shadow:0 8px 24px rgba(0,0,0,0.28); text-decoration:none; transition:transform .15s ease; }
.wa-float:hover{ transform:scale(1.08); }
.wa-float svg{ width:28px; height:28px; }
@media (max-width:600px){ .wa-float{ right:16px; bottom:16px; width:50px; height:50px; } }

/* newsletter */
.newsletter-section{ background:var(--navy-deep); padding-block:28px; }
.newsletter-block{ display:flex; justify-content:space-between; align-items:center; gap:24px; flex-wrap:wrap; }
.newsletter-block h4{ font-family:'Source Serif 4',serif; font-weight:700; font-size:1rem; color:#fff; margin:0 0 4px; }
.newsletter-block p{ color:rgba(255,255,255,0.65); font-size:0.86rem; margin:0; }
.newsletter-form{ display:flex; gap:8px; flex-wrap:wrap; }
.newsletter-form input{ padding:11px 14px; border:1px solid rgba(255,255,255,0.28); background:rgba(255,255,255,0.06); color:#fff; min-width:220px; font-family:'Public Sans',sans-serif; border-radius:2px; }
.newsletter-form input::placeholder{ color:rgba(255,255,255,0.45); }
.newsletter-form button{ padding:11px 20px; border:1px solid var(--gold); background:var(--gold); color:var(--navy-deep); cursor:pointer; font-weight:700; border-radius:2px; }
.newsletter-form button:hover{ opacity:0.88; }
.newsletter-confirm{ display:none; font-size:0.82rem; font-weight:600; color:#E7D6B0; margin-top:8px; width:100%; }
.newsletter-confirm.show{ display:block; }

/* inline PDF preview */
.pdf-preview-toggle{ background:none; border:none; font-family:'Public Sans',sans-serif; font-size:0.82rem; font-weight:700; color:var(--navy); cursor:pointer; margin-left:10px; text-decoration:underline; padding:0; }
:root[data-theme="dark"] .pdf-preview-toggle{ color:var(--ink); }
@media (prefers-color-scheme: dark){ :root:not([data-theme="light"]) .pdf-preview-toggle{ color:var(--ink); } }
.pdf-preview-toggle:hover{ color:var(--gold); }
.pdf-preview-wrap{ display:none; margin-top:14px; }
.pdf-preview-wrap.open{ display:block; }
.pdf-preview-frame{ width:100%; height:420px; border:1px solid var(--line); }

/* map embed */
.map-embed{ margin-top:18px; border:1px solid var(--line); overflow:hidden; aspect-ratio:16/10; }
.map-embed iframe{ width:100%; height:100%; border:0; display:block; }

/* deals section */
.deals-section{ background:var(--mist); border-bottom:1px solid var(--line); padding-block:64px; }
.deals-head h2{ font-size:clamp(1.7rem,2.8vw,2.2rem); margin-top:2px; }
.deals-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:24px; margin-top:24px; }
@media (max-width:820px){ .deals-grid{ grid-template-columns:1fr; } }
.deal-card{ display:block; background:var(--paper); border-top:3px solid var(--gold); padding:28px; text-decoration:none; color:var(--ink); }
.deal-card:hover{ box-shadow:0 12px 30px -12px rgba(0,0,0,0.18); }
.deal-badge{ display:inline-block; background:var(--gold); color:var(--navy-deep); font-weight:700; font-size:0.72rem; letter-spacing:0.04em; text-transform:uppercase; padding:5px 10px; margin-bottom:12px; }
.deal-card h3{ font-family:'Source Serif 4',serif; font-size:1.15rem; margin-bottom:8px; }
.deal-card p{ color:var(--ink-soft); font-size:0.92rem; margin-bottom:10px; }
.deal-expiry{ font-size:0.78rem; color:var(--ink-soft); font-style:italic; }
.deals-empty{ border:1px dashed var(--line-strong); padding:32px; text-align:center; margin-top:24px; }
.deals-empty p{ color:var(--ink-soft); margin-bottom:14px; }
.deals-empty-cta{ text-decoration:none; font-weight:700; color:var(--navy); border-bottom:2px solid var(--gold); padding-bottom:2px; cursor:pointer; }
:root[data-theme="dark"] .deals-empty-cta{ color:var(--ink); }
@media (prefers-color-scheme: dark){ :root:not([data-theme="light"]) .deals-empty-cta{ color:var(--ink); } }