:root {
  --red: #b31217;
  --red-bright: #db2229;
  --ink: #111317;
  --ink-2: #1b1e24;
  --slate: #4c535f;
  --line: #dfe2e7;
  --soft: #f3f4f6;
  --white: #ffffff;
  --container: 1180px;
  --shadow: 0 18px 45px rgba(15, 18, 23, .12);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--white);
  font-family: Inter, Arial, sans-serif;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
img { display: block; max-width: 100%; }
a { color: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
.container { width: min(var(--container), calc(100% - 40px)); margin-inline: auto; }
.skip-link { position: absolute; left: 12px; top: -60px; z-index: 999; padding: 10px 14px; background: var(--white); color: var(--ink); }
.skip-link:focus { top: 12px; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255,255,255,.95);
  backdrop-filter: blur(15px);
  border-bottom: 1px solid rgba(17,19,23,.08);
  transition: box-shadow .25s ease;
}
.site-header.scrolled { box-shadow: 0 8px 30px rgba(17,19,23,.08); }
.nav-wrap { min-height: 82px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { display: inline-flex; align-items: center; gap: 12px; text-decoration: none; }
.brand img { width: 104px; height: 56px; object-fit: contain; }
.brand span { display: grid; line-height: 1.15; border-left: 1px solid var(--line); padding-left: 12px; }
.brand strong { font: 700 13px/1.2 "Montserrat Alternates", Inter, sans-serif; letter-spacing: .08em; }
.brand small { font-size: 11px; margin-top: 4px; color: var(--slate); letter-spacing: .08em; text-transform: uppercase; }
.site-nav { display: flex; align-items: center; gap: 24px; }
.site-nav a { font-size: 14px; font-weight: 600; text-decoration: none; color: #313640; }
.site-nav a:hover, .site-nav a:focus-visible { color: var(--red); }
.site-nav .nav-cta { background: var(--red); color: var(--white); padding: 11px 16px; }
.site-nav .nav-cta:hover, .site-nav .nav-cta:focus-visible { background: #8f0e12; color: var(--white); }
.nav-toggle { display: none; width: 46px; height: 42px; padding: 10px; border: 0; background: transparent; }
.nav-toggle span { display: block; height: 2px; margin: 5px 0; background: var(--ink); }

.hero { position: relative; min-height: 760px; display: grid; align-items: center; overflow: hidden; color: var(--white); }
.hero-media { position: absolute; inset: 0; background: url("assets/images/hero-server-hall.webp") center/cover no-repeat; transform: scale(1.02); }
.hero-overlay { position: absolute; inset: 0; background: linear-gradient(90deg, rgba(9,10,13,.96) 0%, rgba(9,10,13,.83) 43%, rgba(9,10,13,.38) 78%, rgba(9,10,13,.55) 100%); }
.hero::after { content: ""; position: absolute; inset: auto 0 0; height: 5px; background: linear-gradient(90deg, var(--red) 0 38%, rgba(179,18,23,.18) 38%); }
.hero-content { position: relative; z-index: 2; padding: 92px 0 60px; }
.eyebrow { margin: 0 0 16px; font-size: 13px; font-weight: 700; letter-spacing: .16em; text-transform: uppercase; color: #f3b1b3; }
.eyebrow.red { color: var(--red); }
h1, h2, h3 { margin-top: 0; font-family: "Montserrat Alternates", Inter, sans-serif; letter-spacing: -.025em; line-height: 1.12; }
h1 { max-width: 800px; margin-bottom: 24px; font-size: clamp(45px, 6vw, 79px); }
h2 { margin-bottom: 20px; font-size: clamp(34px, 4.2vw, 56px); }
h3 { margin-bottom: 12px; font-size: 22px; }
.hero-copy { max-width: 720px; margin: 0 0 34px; color: rgba(255,255,255,.83); font-size: clamp(18px, 2vw, 23px); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; }
.button { display: inline-flex; align-items: center; justify-content: center; min-height: 52px; padding: 0 22px; border: 1px solid transparent; text-decoration: none; font-weight: 700; font-size: 14px; transition: transform .2s ease, background .2s ease, border-color .2s ease; }
.button:hover { transform: translateY(-2px); }
.button-primary { background: var(--red-bright); color: var(--white); }
.button-primary:hover { background: #b91319; }
.button-ghost { border-color: rgba(255,255,255,.55); color: var(--white); background: rgba(255,255,255,.04); }
.button-ghost:hover { border-color: var(--white); background: rgba(255,255,255,.10); }
.button-light { background: var(--white); color: var(--ink); }
.hero-proof { max-width: 1010px; margin-top: 68px; display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid rgba(255,255,255,.28); border-bottom: 1px solid rgba(255,255,255,.28); }
.hero-proof div { padding: 20px 22px 20px 0; display: grid; gap: 2px; }
.hero-proof div + div { border-left: 1px solid rgba(255,255,255,.2); padding-left: 22px; }
.hero-proof strong { font-family: "Montserrat Alternates", Inter, sans-serif; font-size: 20px; }
.hero-proof span { color: rgba(255,255,255,.65); font-size: 12px; text-transform: uppercase; letter-spacing: .07em; }

.trust-strip { border-bottom: 1px solid var(--line); background: var(--white); }
.trust-inner { min-height: 76px; display: flex; align-items: center; justify-content: space-between; gap: 24px; overflow-x: auto; }
.trust-inner span { color: var(--red); font-size: 12px; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; }
.trust-inner p { white-space: nowrap; margin: 0; font-size: 13px; font-weight: 700; color: #4b505a; }

.section { padding: 112px 0; }
.section-soft { background: var(--soft); }
.split-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 90px; align-items: start; }
.section-intro h2 { max-width: 600px; }
.prose p { color: var(--slate); }
.prose .lead { color: var(--ink); font-size: 22px; line-height: 1.5; }
.advantage-grid { margin-top: 72px; display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.advantage { padding: 34px 28px 36px 0; }
.advantage + .advantage { border-left: 1px solid var(--line); padding-left: 28px; }
.advantage .number { display: block; margin-bottom: 30px; color: var(--red); font-size: 12px; font-weight: 700; letter-spacing: .13em; }
.advantage p { margin-bottom: 0; color: var(--slate); font-size: 14px; }

.section-dark { color: var(--white); background: var(--ink); }
.section-heading { display: grid; grid-template-columns: 1.35fr .65fr; gap: 80px; align-items: end; margin-bottom: 52px; }
.section-heading > p { margin: 0 0 8px; color: var(--slate); }
.section-dark .section-heading > p { color: rgba(255,255,255,.62); }
.service-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: #333842; border: 1px solid #333842; }
.service-card { position: relative; min-height: 410px; padding: 34px; background: var(--ink-2); overflow: hidden; }
.service-card::before { content: ""; position: absolute; left: 0; top: 0; width: 4px; height: 0; background: var(--red-bright); transition: height .25s ease; }
.service-card:hover::before { height: 100%; }
.service-icon { width: 46px; height: 46px; display: grid; place-items: center; border: 1px solid #454b56; color: #ffb6b8; font-size: 22px; }
.service-no { margin: 28px 0 8px; color: #888f9b; font-size: 12px; letter-spacing: .12em; }
.service-card h3 { min-height: 50px; }
.service-card > p:not(.service-no) { color: rgba(255,255,255,.66); }
.service-card ul { padding-left: 18px; color: rgba(255,255,255,.82); font-size: 14px; }
.service-card li::marker { color: var(--red-bright); }

.technical-section { overflow: hidden; }
.technical-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.image-card { position: relative; min-height: 390px; overflow: hidden; background: var(--ink); color: var(--white); }
.image-card img { width: 100%; height: 100%; min-height: 390px; object-fit: cover; opacity: .72; transition: transform .45s ease, opacity .45s ease; }
.image-card::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 35%, rgba(8,9,12,.92) 100%); }
.image-card:hover img { transform: scale(1.035); opacity: .86; }
.image-card div { position: absolute; z-index: 2; left: 30px; right: 30px; bottom: 24px; }
.image-card span { color: #ffb2b5; text-transform: uppercase; letter-spacing: .12em; font-size: 11px; font-weight: 700; }
.image-card h3 { max-width: 500px; margin: 8px 0 0; }
.standards { margin-top: 30px; padding: 24px 0; display: grid; grid-template-columns: 240px 1fr; gap: 30px; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.standards span { font-weight: 700; }
.standards p { margin: 0; color: var(--slate); }

.project-feature { background: #f7f7f8; }
.project-grid { display: grid; grid-template-columns: 1.02fr .98fr; gap: 72px; align-items: center; }
.project-image { position: relative; min-height: 620px; background: #ddd; box-shadow: var(--shadow); }
.project-image img { width: 100%; height: 100%; min-height: 620px; object-fit: cover; }
.project-badge { position: absolute; left: 24px; top: 24px; padding: 10px 13px; color: var(--white); background: var(--red); font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: .11em; }
.project-copy .location { color: var(--red); font-weight: 700; }
.project-copy > p:not(.eyebrow):not(.location) { color: var(--slate); }
.project-specs { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1px; margin: 30px 0; background: var(--line); border: 1px solid var(--line); }
.project-specs div { padding: 20px; display: grid; background: var(--white); }
.project-specs strong { font-family: "Montserrat Alternates", Inter, sans-serif; font-size: 21px; }
.project-specs span { color: var(--slate); font-size: 12px; }
.check-list { padding: 0; margin: 0; list-style: none; }
.check-list li { position: relative; padding: 8px 0 8px 28px; }
.check-list li::before { content: "✓"; position: absolute; left: 0; color: var(--red); font-weight: 800; }

.portfolio-table-wrap { overflow-x: auto; border: 1px solid var(--line); }
.portfolio-table { width: 100%; border-collapse: collapse; min-width: 850px; }
.portfolio-table th, .portfolio-table td { padding: 18px 20px; text-align: left; border-bottom: 1px solid var(--line); vertical-align: top; }
.portfolio-table th { background: var(--ink); color: var(--white); font-size: 12px; text-transform: uppercase; letter-spacing: .08em; }
.portfolio-table td { font-size: 14px; }
.portfolio-table tbody tr:hover { background: #fafafa; }
.proof-gallery { margin-top: 28px; display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.proof-gallery figure { margin: 0; position: relative; min-height: 290px; overflow: hidden; background: var(--ink); }
.proof-gallery img { width: 100%; height: 290px; object-fit: cover; opacity: .85; transition: transform .35s ease; }
.proof-gallery figure:hover img { transform: scale(1.035); }
.proof-gallery figcaption { position: absolute; left: 20px; right: 20px; bottom: 18px; color: var(--white); font-weight: 700; text-shadow: 0 2px 12px rgba(0,0,0,.75); }

.team-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.team-card { background: var(--white); border: 1px solid var(--line); box-shadow: 0 10px 30px rgba(20,23,28,.05); }
.team-card img { width: 100%; aspect-ratio: 4 / 4.7; object-fit: cover; object-position: top center; background: #e6e7e9; }
.team-card div { padding: 24px; }
.team-card h3 { margin-bottom: 4px; font-size: 20px; }
.team-card .role { margin: 0 0 14px; color: var(--red); font-size: 13px; font-weight: 700; }
.team-card p:last-child { margin-bottom: 0; color: var(--slate); font-size: 14px; }

.engagement-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.engagement-card { position: relative; padding: 30px 26px; border: 1px solid var(--line); background: var(--white); }
.engagement-card > span { display: inline-grid; width: 44px; height: 44px; place-items: center; margin-bottom: 44px; color: var(--white); background: var(--red); font-family: "Montserrat Alternates", Inter, sans-serif; font-weight: 700; }
.engagement-card > p { color: var(--red); font-size: 13px; font-weight: 700; }
.engagement-card ul { padding-left: 18px; margin-bottom: 0; color: var(--slate); font-size: 14px; }

.contact-section { position: relative; padding: 104px 0; color: var(--white); background: var(--red); overflow: hidden; }
.contact-section::after { content: ""; position: absolute; width: 520px; height: 520px; right: -180px; top: -220px; border: 1px solid rgba(255,255,255,.15); border-radius: 50%; box-shadow: 0 0 0 70px rgba(255,255,255,.04), 0 0 0 140px rgba(255,255,255,.025); }
.contact-grid { position: relative; z-index: 2; display: grid; grid-template-columns: 1.1fr .9fr; gap: 90px; align-items: start; }
.contact-copy h2 { max-width: 720px; }
.contact-copy > p:not(.eyebrow) { max-width: 680px; color: rgba(255,255,255,.82); font-size: 18px; }
.contact-card { padding: 32px; color: var(--ink); background: var(--white); font-style: normal; box-shadow: var(--shadow); }
.contact-card h3 { margin-bottom: 20px; }
.contact-card p { color: var(--slate); }
.contact-card dl { margin: 28px 0 0; }
.contact-card dl div { padding: 18px 0; display: grid; grid-template-columns: 135px 1fr; gap: 18px; border-top: 1px solid var(--line); }
.contact-card dt { font-weight: 700; }
.contact-card dd { margin: 0; font-size: 14px; overflow-wrap: anywhere; }
.contact-card a { color: var(--red); }

.site-footer { padding: 38px 0; color: rgba(255,255,255,.65); background: #0d0f12; font-size: 13px; }
.footer-inner { display: grid; grid-template-columns: 1.2fr .8fr .8fr; gap: 40px; align-items: center; }
.footer-brand { display: flex; align-items: center; gap: 18px; }
.footer-brand img { width: 88px; height: 58px; object-fit: contain; background: var(--white); padding: 4px; }
.site-footer p { margin: 3px 0; }
.site-footer a { color: var(--white); }
.footer-meta { text-align: right; }

.reveal { opacity: 0; transform: translateY(18px); transition: opacity .6s ease, transform .6s ease; }
.reveal.visible { opacity: 1; transform: none; }

@media (max-width: 1020px) {
  .site-nav { gap: 16px; }
  .site-nav a { font-size: 13px; }
  .hero { min-height: 700px; }
  .advantage-grid, .team-grid, .engagement-grid { grid-template-columns: repeat(2, 1fr); }
  .advantage:nth-child(3) { border-left: 0; }
  .advantage:nth-child(n+3) { border-top: 1px solid var(--line); }
  .service-grid { grid-template-columns: repeat(2, 1fr); }
  .project-grid { gap: 42px; }
}

@media (max-width: 820px) {
  .nav-toggle { display: block; }
  .site-nav { position: absolute; left: 0; right: 0; top: 82px; display: none; padding: 22px 20px 28px; flex-direction: column; align-items: stretch; gap: 0; background: var(--white); border-top: 1px solid var(--line); box-shadow: 0 18px 30px rgba(0,0,0,.1); }
  .site-nav.open { display: flex; }
  .site-nav a { padding: 12px 4px; font-size: 15px; }
  .site-nav .nav-cta { margin-top: 12px; text-align: center; }
  .hero-proof { grid-template-columns: repeat(2, 1fr); }
  .hero-proof div:nth-child(3) { border-left: 0; border-top: 1px solid rgba(255,255,255,.2); }
  .hero-proof div:nth-child(4) { border-top: 1px solid rgba(255,255,255,.2); }
  .split-grid, .section-heading, .project-grid, .contact-grid { grid-template-columns: 1fr; gap: 36px; }
  .section-heading { align-items: start; }
  .technical-grid { grid-template-columns: 1fr; }
  .project-image, .project-image img { min-height: 480px; }
  .proof-gallery { grid-template-columns: 1fr; }
  .proof-gallery figure, .proof-gallery img { min-height: 350px; height: 350px; }
  .standards { grid-template-columns: 1fr; gap: 8px; }
  .footer-inner { grid-template-columns: 1fr; }
  .footer-meta { text-align: left; }
}

@media (max-width: 600px) {
  .container { width: min(100% - 28px, var(--container)); }
  .brand img { width: 88px; }
  .brand span { display: none; }
  .section { padding: 78px 0; }
  .hero { min-height: 760px; }
  .hero-content { padding-top: 75px; }
  .hero-overlay { background: linear-gradient(90deg, rgba(9,10,13,.94), rgba(9,10,13,.7)); }
  h1 { font-size: 43px; }
  h2 { font-size: 34px; }
  .hero-proof, .advantage-grid, .service-grid, .team-grid, .engagement-grid { grid-template-columns: 1fr; }
  .hero-proof div + div, .advantage + .advantage { border-left: 0; }
  .hero-proof div + div { border-top: 1px solid rgba(255,255,255,.2); padding-left: 0; }
  .advantage:nth-child(n+2) { border-top: 1px solid var(--line); padding-left: 0; }
  .service-card { min-height: 0; }
  .image-card, .image-card img { min-height: 320px; }
  .project-image, .project-image img { min-height: 360px; }
  .project-specs { grid-template-columns: 1fr; }
  .contact-card dl div { grid-template-columns: 1fr; gap: 4px; }
  .trust-inner { justify-content: flex-start; }
}

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