:root {
  --navy: #2b3449;
  --navy-deep: #1c2333;
  --gold: #c0a054;
  --gold-dark: #8f7430;
  --ink: #1b2433;
  --muted: #5d6879;
  --bg: #ffffff;
  --bg-alt: #f3f5f8;
  --line: #dde2ea;
  --radius: 6px;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: 90px; }
body {
  margin: 0;
  font-family: "Inter", system-ui, sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.6;
}
h1, h2, h3 { font-family: "Barlow Condensed", sans-serif; line-height: 1.05; margin: 0 0 .5em; letter-spacing: .01em; }
h1 { font-size: clamp(2.6rem, 6vw, 4.4rem); font-weight: 700; }
h2 { font-size: clamp(2rem, 4vw, 3rem); font-weight: 700; color: var(--navy); }
h3 { font-size: 1.5rem; font-weight: 600; color: var(--navy); }
p { margin: 0 0 1em; }
a { color: inherit; }
code { background: var(--bg-alt); padding: .1em .35em; border-radius: 3px; font-size: .9em; }

.wrap { width: min(1280px, 100% - 40px); margin-inline: auto; }
.section { padding: clamp(60px, 9vw, 110px) 0; }
.section-alt { background: var(--bg-alt); }
.section-navy { background: var(--navy); color: #d7deea; }
.section-navy h2 { color: #fff; }
.eyebrow { font-weight: 600; text-transform: uppercase; letter-spacing: .14em; font-size: 1rem; color: var(--gold-dark); margin-bottom: .7em; }
.section-navy .eyebrow, .hero .eyebrow { color: var(--gold); }
.muted { color: var(--muted); }
.link { font-weight: 600; color: var(--navy); }

/* Buttons */
.btn { display: inline-block; padding: .85em 1.6em; border-radius: var(--radius); font-weight: 600; text-decoration: none; border: 2px solid transparent; cursor: pointer; font: inherit; font-weight: 600; transition: transform .15s, background .15s; }
.btn:hover { transform: translateY(-2px); }
.btn-gold { background: var(--gold); color: var(--navy-deep); }
.btn-gold:hover { background: #d1b36a; }
.btn-ghost { border-color: rgba(255,255,255,.4); color: #fff; }
.btn-ghost:hover { border-color: var(--gold); color: var(--gold); }
.btn-sm { padding: .5em 1.1em; font-size: .9rem; }

/* Header */
.site-header { position: sticky; top: 0; z-index: 10; background: var(--navy-deep); border-bottom: 3px solid var(--gold); }
.nav { display: flex; align-items: center; justify-content: space-between; height: 80px; }
.brand { display: flex; align-items: center; gap: 12px; text-decoration: none; color: #fff; }
.menu { display: flex; align-items: center; gap: 28px; }
.menu a { color: #d7deea; text-decoration: none; font-weight: 500; font-size: .95rem; }
.menu a:hover { color: var(--gold); }
.menu a.btn { color: var(--navy-deep); }
.nav-toggle { display: none; background: none; border: 0; color: #fff; font-size: 1.6rem; cursor: pointer; }

/* Hero */
.hero { background: var(--navy); color: #fff; position: relative; overflow: hidden;
  background-image:
    linear-gradient(rgba(255,255,255,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.05) 1px, transparent 1px);
  background-size: 40px 40px; }
.hero-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 50px; align-items: center; padding: clamp(60px, 9vw, 120px) 0; }
.lead { font-size: 1.15rem; color: #c3cde0; max-width: 34em; }
.hero-cta { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 28px; }
.hero-art { color: var(--gold); opacity: .9; }
.hero-art .dim { stroke: #8fa0bd; stroke-width: 1; }

.strip { background: var(--gold); color: var(--navy-deep); }
.strip-grid { display: grid; grid-template-columns: repeat(4, 1fr); text-align: center; }
.strip-grid div { padding: 16px 8px; font: 600 1.25rem "Barlow Condensed", sans-serif; letter-spacing: .1em; text-transform: uppercase; }
.strip-grid div + div { border-left: 1px solid rgba(13,24,41,.25); }

/* Cards */
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 22px; margin-top: 36px; }
.card { border: 1px solid var(--line); border-top: 4px solid var(--gold); border-radius: var(--radius); padding: 28px 24px; background: #fff; transition: box-shadow .2s, transform .2s; }
.card:hover { box-shadow: 0 12px 30px rgba(20,35,61,.12); transform: translateY(-4px); }
.card .num { font: 700 1rem "Barlow Condensed", sans-serif; color: var(--gold-dark); letter-spacing: .1em; }
.card p { color: var(--muted); margin: 0; }

/* Gallery */
.gallery { display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); gap: 20px; margin: 30px 0 24px; }
.tile { margin: 0; background: #fff; border-radius: var(--radius); overflow: hidden; border: 1px solid var(--line); }
.tile img, .tile .ph { width: 100%; aspect-ratio: 3 / 4; object-fit: contain; display: block; }
.ph { display: grid; place-items: center; color: #8a96aa; font-weight: 500; background:
  repeating-linear-gradient(45deg, #e8ecf2, #e8ecf2 12px, #eff2f6 12px, #eff2f6 24px); }
.tile figcaption { padding: 12px 16px; font-weight: 600; color: var(--navy); }

/* Steps */
.steps { list-style: none; counter-reset: s; padding: 0; margin: 40px 0 0; display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 28px; }
.steps li { counter-increment: s; position: relative; padding-top: 58px; }
.steps li::before { content: counter(s); position: absolute; top: 0; left: 0; width: 44px; height: 44px; display: grid; place-items: center; background: var(--navy); color: var(--gold); font: 700 1.5rem "Barlow Condensed", sans-serif; border-radius: 50%; }
.steps p { color: var(--muted); }

/* About */
.about { display: grid; grid-template-columns: 1fr 1.2fr; gap: 50px; align-items: start; }

/* Contact */
.contact { display: grid; grid-template-columns: 1.25fr 1fr; gap: 56px; align-items: start; }
.details { list-style: none; padding: 0; margin: 28px 0 0; }
.details li { border-bottom: 1px solid var(--line); display: grid; grid-template-columns: 120px 1fr; gap: 24px; align-items: center; min-height: 68px; }
.details li:first-child { border-top: 1px solid var(--line); }
.details strong { color: var(--navy); font: 600 .78rem Inter, sans-serif; text-transform: uppercase; letter-spacing: .12em; }
.details a { text-decoration: none; color: var(--gold-dark); font-weight: 600; font-size: 1rem; }
.details a:hover { text-decoration: underline; }
.form { display: grid; gap: 16px; background: var(--bg-alt); padding: 28px; border-radius: var(--radius); }
.form label { display: grid; gap: 6px; font-weight: 600; font-size: .9rem; color: var(--navy); }
.form input, .form select, .form textarea { font: inherit; padding: .7em .8em; border: 1px solid var(--line); border-radius: var(--radius); background: #fff; }
.form input:focus, .form select:focus, .form textarea:focus { outline: 2px solid var(--gold); border-color: var(--gold); }

.site-footer { background: var(--navy-deep); color: #8fa0bd; padding: 24px 0; font-size: .9rem; }
.site-footer .wrap { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 10px; }
.site-footer a { text-decoration: none; }

@media (max-width: 820px) {
  .hero-grid, .about, .contact { grid-template-columns: 1fr; gap: 30px; }
  .hero-art { max-width: 320px; }
  .strip-grid { grid-template-columns: repeat(2, 1fr); }
  .strip-grid div:nth-child(3) { border-left: 0; }
  .nav-toggle { display: block; }
  .menu { display: none; position: absolute; top: 100%; left: 0; right: 0; flex-direction: column; align-items: flex-start; gap: 0; background: var(--navy-deep); padding: 10px 20px 20px; }
  .menu.open { display: flex; }
  .menu a { padding: 12px 0; width: 100%; }
  .menu a.btn { width: auto; margin-top: 8px; }
}
@media (prefers-reduced-motion: reduce) { * { transition: none !important; scroll-behavior: auto !important; } }

.brand img { height: 58px; width: auto; display: block; background: #fff; padding: 4px 10px; border-radius: 6px; }
.tile img { background: #fff; }

/* Case-study project rows */
.cases { margin: 40px 0 20px; display: grid; gap: 56px; }
.case { display: grid; grid-template-columns: 1.35fr 1fr; gap: 44px; align-items: center; }
.case:nth-child(even) { grid-template-columns: 1fr 1.35fr; }
.case:nth-child(even) .case-img { order: 2; }
.case-img { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
.case-img img { width: 100%; aspect-ratio: 3 / 4; object-fit: contain; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); cursor: zoom-in; transition: transform .2s, box-shadow .2s; }
.case-img img:hover { transform: translateY(-3px); box-shadow: 0 12px 28px rgba(20,35,61,.18); }
.case-img.four img { aspect-ratio: 3 / 4; }
.case-text .kind { font-weight: 600; text-transform: uppercase; letter-spacing: .14em; font-size: .8rem; color: var(--gold-dark); margin-bottom: .4em; }
.case-text h3 { font-size: clamp(1.9rem, 3vw, 2.5rem); }
.case-text p:last-child { color: var(--muted); font-size: 1.05rem; }
#lb { position: fixed; inset: 0; background: rgba(8,12,20,.92); display: none; place-items: center; z-index: 50; cursor: zoom-out; }
#lb.open { display: grid; }
#lb img { max-height: 88vh; max-height: 88dvh; max-width: 94vw; object-fit: contain; background: #fff; }
#lb button { position: absolute; top: max(10px, env(safe-area-inset-top)); right: max(10px, env(safe-area-inset-right)); width: 48px; height: 48px; background: rgba(0,0,0,.5); border: 0; border-radius: 50%; color: #fff; font-size: 2rem; line-height: 1; cursor: pointer; }
@media (max-width: 820px) {
  .case, .case:nth-child(even) { grid-template-columns: 1fr; gap: 20px; }
  .case:nth-child(even) .case-img { order: 0; }
}

/* Touch / small-screen refinements */
.nav-toggle { min-width: 44px; min-height: 44px; }
.link, .site-footer a { display: inline-block; padding: 6px 0; }
.details a { overflow-wrap: break-word; }
.form input, .form select, .form textarea { font-size: 16px; min-height: 44px; }
.btn { min-height: 44px; }
.site-header { padding-top: env(safe-area-inset-top); }
.site-footer { padding-bottom: calc(24px + env(safe-area-inset-bottom)); }
@media (max-width: 820px) {
  .wrap { width: min(1120px, 100% - 32px); }
  .brand img { height: 46px; }
  .nav { height: 66px; }
  .menu { top: 66px; max-height: calc(100dvh - 72px); overflow-y: auto; }
  .menu a { padding: 14px 0; border-bottom: 1px solid rgba(255,255,255,.08); }
  .menu a.btn { border: 0; padding: .8em 1.4em; margin-top: 12px; }
  .hero-cta .btn { flex: 1 1 100%; text-align: center; }
  .case-img { gap: 8px; }
  .details li { grid-template-columns: 1fr; gap: 2px; padding: 14px 0; min-height: 0; }
  .form { padding: 20px; }
}
@media (max-width: 380px) { h1 { font-size: 2.3rem; } .strip-grid div { font-size: 1.05rem; } }

/* Large and ultra-wide screens */
@media (min-width: 1600px) {
  html { font-size: 112.5%; }
  .wrap { width: min(1480px, 100% - 80px); }
}
@media (min-width: 2200px) {
  html { font-size: 125%; }
  .wrap { width: min(1680px, 100% - 120px); }
}
.lead, .about p, .case-text p, .steps p { max-width: 38em; }

.about strong { color: #fff; }
.facts { list-style: none; padding: 0; margin: 32px 0 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.facts li { border-top: 3px solid var(--gold); padding-top: 12px; }
.facts strong { display: block; font: 700 2.2rem/1 "Barlow Condensed", sans-serif; color: var(--gold); letter-spacing: .02em; }
.facts span { display: block; margin-top: 6px; font-size: .85rem; color: #aab6c9; line-height: 1.35; }
@media (max-width: 420px) { .facts { grid-template-columns: 1fr; gap: 14px; } }

.hp { position: absolute; left: -9999px; opacity: 0; }
.form-status { margin: 0; font-weight: 600; min-height: 1.4em; }
.form-status.ok { color: #1f7a45; }
.form-status.err { color: #b3261e; }