:root {
  --ink: #0b1111;
  --charcoal: #102b2d;
  --panel: #183638;
  --steel: #aeb7bf;
  --paper: #f5f2ea;
  --white: #ffffff;
  --accent: #397477;
  --accent-dark: #235255;
  --line: rgba(255,255,255,.13);
  --max: 1180px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.55;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; }
img { display: block; max-width: 100%; }
.wrap { width: min(calc(100% - 40px), var(--max)); margin: 0 auto; }
.eyebrow { color: var(--accent); font-size: .78rem; font-weight: 900; letter-spacing: .16em; text-transform: uppercase; }
.display { font-family: "Avenir Next Condensed", "DIN Condensed", "Arial Narrow", "Helvetica Neue", sans-serif; font-weight: 800; letter-spacing: -.025em; text-transform: uppercase; line-height: .96; text-wrap: balance; }
.muted { color: #5b6268; }

.topbar { background: #061112; color: #dbe0e3; font-size: .83rem; }
.topbar .wrap { display: flex; justify-content: space-between; gap: 18px; padding: 9px 0; }
.topbar a { text-decoration: none; }
.nav { position: sticky; top: 0; z-index: 40; background: rgba(10,28,29,.96); color: var(--white); border-bottom: 1px solid var(--line); backdrop-filter: blur(12px); }
.nav .wrap { height: 74px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { display: flex; align-items: center; gap: 12px; text-decoration: none; }
.brand-logo { width: 225px; height: auto; }
.nav-links { display: flex; align-items: center; gap: 23px; }
.nav-links a { color: #e7e9ea; font-size: .84rem; font-weight: 800; text-decoration: none; text-transform: uppercase; letter-spacing: .055em; }
.nav-links a:hover { color: #75b4b5; }
.nav-toggle { display: none; border: 1px solid var(--line); background: transparent; color: white; padding: 10px 12px; font-weight: 800; }

.btn { display: inline-flex; align-items: center; justify-content: center; min-height: 48px; padding: 0 22px; background: var(--accent); color: white; font-weight: 900; letter-spacing: .04em; text-decoration: none; text-transform: uppercase; border: 0; transition: background-color .2s ease, color .2s ease, transform .2s ease, box-shadow .2s ease; }
.btn:active { transform: translateY(1px); }
.btn:hover { background: #4d8a8c; }
.btn-outline { background: transparent; color: white; border: 1px solid rgba(255,255,255,.5); }
.btn-outline:hover { background: white; color: #0c2022; }
.btn-dark { background: #0c2022; color: white; }

.hero { min-height: 690px; display: grid; align-items: end; color: white; position: relative; overflow: hidden; background: #0c2022; }
.hero::before { content:""; position:absolute; inset:0; background: linear-gradient(90deg, rgba(6,8,10,.94) 0%, rgba(6,8,10,.78) 45%, rgba(6,8,10,.30) 100%), url('images/home-hero.webp') center/cover; }
.hero::after { content:""; position:absolute; inset:auto 0 0; height: 5px; background: var(--accent); }
.hero .wrap { position:relative; z-index:1; padding: 105px 0 94px; }
.hero h1 { max-width: 900px; margin: 14px 0 21px; font-size: clamp(3.4rem, 8vw, 7.7rem); }
.hero p { max-width: 680px; margin: 0 0 30px; color:#e2e5e7; font-size: clamp(1.02rem, 2vw, 1.26rem); }
.hero-actions { display:flex; flex-wrap:wrap; gap: 12px; }

.trust-strip { background: var(--charcoal); color: white; border-bottom: 1px solid var(--line); }
.trust-grid { display:grid; grid-template-columns: repeat(4,1fr); }
.trust-item { padding: 23px 18px; border-right:1px solid var(--line); }
.trust-item:last-child { border-right:0; }
.trust-item strong { display:block; font-size: .98rem; }
.trust-item span { display:block; margin-top:3px; color:#9fa8ae; font-size:.78rem; }

section { padding: clamp(72px, 8vw, 104px) 0; }
.section-head { display:flex; justify-content:space-between; align-items:end; gap:30px; margin-bottom:38px; }
.section-head h2 { margin: 8px 0 0; font-size: clamp(2.5rem, 5.5vw, 5rem); }
.section-head p { max-width: 510px; margin:0; color:#5e656a; }
.services { background: var(--paper); }
.service-grid { display:grid; grid-template-columns: repeat(2,1fr); gap: 18px; }
.service-card { min-height: 345px; position:relative; overflow:hidden; display:flex; align-items:end; color:white; text-decoration:none; background:#123033; }
.service-card::before { content:""; position:absolute; inset:0; background: linear-gradient(180deg, transparent 10%, rgba(4,6,7,.92) 88%), var(--image) center/cover; transition: transform .35s ease; }
.service-card:hover::before { transform: scale(1.035); }
.service-card .card-copy { position:relative; z-index:1; padding:31px; width:100%; }
.service-card .num { color: var(--accent); font-weight:900; font-size:.82rem; }
.service-card h3 { margin:6px 0 8px; font-size:clamp(2rem,4vw,3.4rem); }
.service-card p { margin:0; max-width:520px; color:#cdd2d5; }
.service-card .arrow { position:absolute; right:28px; top:25px; color:var(--accent); font-size:2rem; }

.why { background:#0c2022; color:white; }
.why-grid { display:grid; grid-template-columns: .9fr 1.1fr; gap:70px; align-items:center; }
.why h2 { margin:10px 0 24px; font-size:clamp(3rem,6vw,6rem); }
.why-copy > p { color:#bec4c8; font-size:1.08rem; }
.proof-grid { display:grid; grid-template-columns:repeat(2,1fr); gap:1px; background:var(--line); border:1px solid var(--line); }
.proof { background:#123033; padding:27px; }
.proof strong { display:block; margin-bottom:7px; color:white; }
.proof span { color:#a9b0b5; font-size:.88rem; }

.area { background: var(--accent-dark); color:white; }
.area-grid { display:grid; grid-template-columns:1.05fr .95fr; align-items:start; gap:70px; }
.area h2 { margin:8px 0 18px; font-size:clamp(3rem,6vw,6rem); }
.city-list { display:grid; grid-template-columns:repeat(2,1fr); gap:10px; }
.city-list a { background:rgba(255,255,255,.14); padding:13px 15px; font-weight:900; text-decoration:none; }

.process-grid { display:grid; grid-template-columns:repeat(4,1fr); gap:18px; counter-reset:steps; }
.step { padding:28px; background:white; border-top:4px solid var(--accent); box-shadow: 0 14px 38px rgba(13,16,19,.07); }
.step::before { counter-increment:steps; content:"0" counter(steps); display:block; margin-bottom:35px; color:var(--accent); font-weight:900; }
.step h3 { margin:0 0 8px; }
.step p { margin:0; color:#60676c; font-size:.9rem; }

.cta { padding:70px 0; background:#08191a; color:white; }
.cta .wrap { display:flex; align-items:center; justify-content:space-between; gap:30px; }
.cta h2 { margin:8px 0 0; font-size:clamp(2.5rem,5vw,4.8rem); }
.cta-actions { display:flex; flex-wrap:wrap; gap:10px; }

.page-hero { min-height:480px; display:grid; align-items:end; position:relative; color:white; background:#0c2022; }
.page-hero::before { content:""; position:absolute; inset:0; background:linear-gradient(90deg,rgba(4,6,7,.95),rgba(4,6,7,.45)), var(--hero-image) center/cover; }
.page-hero .wrap { position:relative; z-index:1; padding:100px 0 70px; }
.page-hero h1 { max-width:900px; margin:12px 0 16px; font-size:clamp(3.6rem,8vw,7rem); }
.page-hero p { max-width:680px; color:#d7dcdf; font-size:1.15rem; }
.demo-hero h1 { max-width:1200px; font-size:clamp(3.2rem,5.5vw,4.7rem); }
.content-grid { display:grid; grid-template-columns:1.25fr .75fr; gap:70px; }
.content-grid h2 { font-size:clamp(2.2rem,4vw,4rem); margin:0 0 20px; }
.checklist { list-style:none; padding:0; margin:28px 0; display:grid; grid-template-columns:repeat(2,1fr); gap:12px; }
.checklist li { background:white; padding:14px 16px 14px 43px; position:relative; box-shadow:0 8px 25px rgba(0,0,0,.05); }
.checklist li::before { content:"✓"; position:absolute; left:16px; color:var(--accent); font-weight:900; }
.quote-box { position:sticky; top:100px; background:#102b2d; color:white; padding:32px; }
.quote-box h3 { font-size:1.7rem; margin:0 0 8px; }
.quote-box p { color:#bbc2c6; }
.quote-box a { width:100%; margin-top:8px; }
.faq { border-top:1px solid #ccd0d2; }
.faq details { border-bottom:1px solid #ccd0d2; padding:18px 0; }
.faq summary { cursor:pointer; font-weight:900; }
.faq p { color:#5e656a; }

.project-gallery { background:#0c2022; color:white; }
.gallery-grid { display:grid; grid-template-columns:repeat(2,1fr); gap:16px; }
.gallery-grid figure { margin:0; position:relative; overflow:hidden; min-height:330px; background:#173335; }
.gallery-grid img { display:block; width:100%; height:100%; min-height:330px; object-fit:cover; transition:transform .35s ease; }
.gallery-grid figure:hover img { transform:scale(1.025); }
.gallery-grid figcaption { position:absolute; inset:auto 0 0; padding:45px 22px 20px; background:linear-gradient(transparent,rgba(0,0,0,.86)); font-weight:900; }
.gallery-grid.gallery-expanded { grid-template-columns:repeat(3,1fr); }
.gallery-grid.gallery-expanded figure,
.gallery-grid.gallery-expanded img { min-height:260px; height:260px; }
.gallery-grid img { cursor:zoom-in; }
.gallery-note { color:#9ea7ad; margin-top:18px; font-size:.9rem; }
.image-lightbox { border:0; padding:0; width:min(94vw,1200px); max-width:none; background:transparent; color:white; }
.image-lightbox::backdrop { background:rgba(0,0,0,.9); }
.image-lightbox-inner { position:relative; display:grid; justify-items:center; gap:12px; }
.image-lightbox img { max-width:94vw; max-height:84vh; display:block; box-shadow:0 22px 70px rgba(0,0,0,.5); }
.image-lightbox p { margin:0; font-weight:800; text-align:center; }
.lightbox-close { position:absolute; right:8px; top:8px; width:44px; height:44px; border:0; border-radius:50%; background:rgba(0,0,0,.72); color:white; font-size:1.7rem; cursor:pointer; }

footer { background:#061112; color:white; padding:58px 0 22px; }
.footer-grid { display:grid; grid-template-columns:1.25fr .75fr .75fr; gap:50px; padding-bottom:40px; }
footer p, footer a { color:#aeb5ba; }
footer a { display:block; margin:7px 0; text-decoration:none; }
.footer-title { font-weight:900; color:white; text-transform:uppercase; letter-spacing:.08em; }
.legal { border-top:1px solid var(--line); padding-top:20px; display:flex; justify-content:space-between; gap:20px; color:#7f888e; font-size:.78rem; }

@media (max-width: 900px) {
  .nav-toggle { display:block; }
  .nav-links { display:none; position:absolute; left:0; right:0; top:74px; padding:22px; background:#0d2426; flex-direction:column; align-items:flex-start; }
  .nav-links.open { display:flex; }
  .trust-grid, .process-grid { grid-template-columns:repeat(2,1fr); }
  .service-grid, .why-grid, .area-grid, .content-grid { grid-template-columns:1fr; }
  .gallery-grid.gallery-expanded { grid-template-columns:repeat(2,1fr); }
  .quote-box { position:static; }
}

@media (max-width: 600px) {
  .wrap { width:min(calc(100% - 26px),var(--max)); }
  .topbar .wrap { justify-content:center; }
  .topbar span { display:none; }
  .brand-logo { width: 190px; }
  .hero { min-height:610px; }
  section { padding:68px 0; }
  .section-head, .cta .wrap { align-items:flex-start; flex-direction:column; }
  .trust-grid, .process-grid, .checklist, .city-list, .footer-grid { grid-template-columns:1fr; }
  .trust-item { border-right:0; border-bottom:1px solid var(--line); }
  .service-card { min-height:310px; }
  .gallery-grid { grid-template-columns:1fr; }
  .gallery-grid.gallery-expanded { grid-template-columns:1fr; }
  .legal { flex-direction:column; }
}

.area-eyebrow { color:#a8d8d7; }

.contact-process { background: #e8e5dd; }
.contact-proof .proof { min-height: 125px; }
.contact-hero::before { background: linear-gradient(115deg,rgba(4,6,7,.96),rgba(35,82,85,.76)), var(--hero-image) center/cover; }

.residential-hero::before { background: linear-gradient(90deg,rgba(4,6,7,.94),rgba(4,6,7,.38)), var(--hero-image) center 48%/cover; }
/* Project inquiry form */
.inquiry-section{background:#f2f4f5}.inquiry-layout{display:grid;grid-template-columns:minmax(0,1fr) 330px;gap:54px;align-items:start}.inquiry-layout main>.display{max-width:800px}.inquiry-form{margin-top:34px;display:grid;gap:18px}.form-section{background:#fff;border:1px solid #d9dfe3;padding:clamp(22px,4vw,36px)}.form-section-title{display:flex;gap:16px;align-items:flex-start;margin-bottom:24px;padding-bottom:18px;border-bottom:1px solid #e4e8eb}.form-section-title>span{display:grid;place-items:center;flex:0 0 36px;height:36px;background:#235255;color:#fff;font-size:.75rem;font-weight:800}.form-section-title h3{margin:0 0 4px;font-size:1.22rem}.form-section-title p{margin:0;color:#66737b;font-size:.92rem}.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:19px}.form-grid label{display:grid;gap:8px}.form-grid label>span{font-size:.72rem;font-weight:800;letter-spacing:.1em;text-transform:uppercase;color:#324d4e}.form-grid .full{grid-column:1/-1}.form-grid input,.form-grid select,.form-grid textarea{width:100%;border:1px solid #cbd2d6;background:#fff;color:#102b2d;padding:13px 14px;font:inherit;border-radius:0}.form-grid textarea{resize:vertical;min-height:150px}.form-grid input:focus,.form-grid select:focus,.form-grid textarea:focus,.drop-zone:focus{outline:3px solid rgba(35,82,85,.2);border-color:#235255}.drop-zone{position:relative;display:grid;justify-items:center;text-align:center;border:2px dashed #9aabb5;background:#f5f8fa;padding:38px 24px;cursor:pointer;transition:.2s}.drop-zone:hover,.drop-zone.dragging{border-color:#235255;background:#eaf1f5}.drop-zone input{position:absolute;width:1px;height:1px;opacity:0;pointer-events:none}.drop-icon{display:grid;place-items:center;width:46px;height:46px;background:#235255;color:#fff;font-size:1.8rem;margin-bottom:13px}.drop-zone strong{font-size:1.05rem}.drop-zone span{color:#536b6c;margin:5px 0}.drop-zone small{color:#79858c}.file-list{display:grid;gap:8px;margin-top:12px}.file-row{display:grid;grid-template-columns:minmax(0,1fr) auto auto;gap:12px;align-items:center;background:#edf2f5;padding:10px 12px}.file-row span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-weight:700;font-size:.9rem}.file-row small{color:#69777f}.file-row button{border:0;background:transparent;color:#235255;font:inherit;font-size:.78rem;font-weight:800;cursor:pointer}.submit-row{display:flex;align-items:center;gap:22px;background:#102b2d;padding:24px}.submit-row .btn{border:0;white-space:nowrap;cursor:pointer}.submit-row .btn:disabled{opacity:.6;cursor:wait}.form-status{margin:0;color:#d8e0e5;font-size:.9rem;line-height:1.5}.form-status.success{color:#bfe8ca}.form-status.error{color:#ffbcbc}.honeypot{position:absolute!important;left:-10000px!important;width:1px!important;height:1px!important;overflow:hidden!important}.inquiry-aside{position:sticky;top:28px}.inquiry-aside ul{margin:18px 0 24px;padding-left:20px}.inquiry-aside li{margin:10px 0;line-height:1.45}.inquiry-aside a{color:inherit;font-weight:800}
@media(max-width:900px){.inquiry-layout{grid-template-columns:1fr}.inquiry-aside{position:static}}@media(max-width:640px){.form-grid{grid-template-columns:1fr}.form-grid .full{grid-column:auto}.submit-row{align-items:stretch;flex-direction:column}.file-row{grid-template-columns:minmax(0,1fr) auto}.file-row small{display:none}}

/* Refined interaction and inquiry flow */
:focus-visible { outline: 3px solid #75b4b5; outline-offset: 3px; }
.nav-links a, .city-list a, footer a { transition: color .2s ease, background-color .2s ease; }
.service-card, .gallery-grid figure, .step, .proof, .form-section { box-shadow: 0 16px 42px rgba(5,20,21,.08); }
.section-head p, .content-grid main > p { max-width: 68ch; }

.reveal-ready { opacity: 0; transform: translateY(24px); transition: opacity .65s ease, transform .65s cubic-bezier(.2,.7,.2,1); }
.reveal-ready.is-visible { opacity: 1; transform: none; }

.form-progress { margin: 30px 0 18px; }
.form-progress-track { height: 4px; background: #d5dcdf; overflow: hidden; }
.form-progress-bar { display: block; width: 25%; height: 100%; background: var(--accent); transition: width .3s ease; }
.form-progress-meta { display: flex; justify-content: space-between; gap: 20px; margin-top: 10px; color: #617075; font-size: .82rem; font-weight: 800; letter-spacing: .04em; text-transform: uppercase; }
.inquiry-form.is-guided .form-section { display: none; }
.inquiry-form.is-guided .form-section.is-active { display: block; animation: formStepIn .35s ease both; }
.inquiry-form.is-guided .submit-row { display: none; }
.inquiry-form.is-guided.is-final-step .submit-row { display: flex; }
.form-step-actions { display: flex; justify-content: space-between; gap: 12px; margin-top: 18px; }
.form-step-actions .btn { cursor: pointer; }
.form-step-actions .btn-secondary { background: transparent; color: var(--accent-dark); border: 1px solid #aab8bc; }
.form-step-actions .btn-secondary:hover { background: #e9eff0; }
@keyframes formStepIn { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: none; } }

.mobile-estimate-bar { display: none; }

@media (max-width: 767px) {
  body.has-mobile-estimate { padding-bottom: 72px; }
  .mobile-estimate-bar { position: fixed; z-index: 60; left: 12px; right: 12px; bottom: max(12px, env(safe-area-inset-bottom)); min-height: 52px; display: flex; align-items: center; justify-content: center; background: var(--accent); color: white; box-shadow: 0 12px 34px rgba(0,0,0,.3); font-size: .86rem; font-weight: 900; letter-spacing: .06em; text-decoration: none; text-transform: uppercase; }
  .form-progress-meta { font-size: .72rem; }
  .form-step-actions { align-items: stretch; flex-direction: column-reverse; }
  .form-step-actions .btn { width: 100%; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { scroll-behavior: auto !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
  .reveal-ready { opacity: 1; transform: none; }
}