:root {
  --color-primary: #ea5501;
  --color-primary-dark: #c84600;
  --color-secondary: #1f1f1f;
  --color-accent: #ea5501;
  --color-dark: #171717;
  --color-dark-soft: #242424;
  --color-surface: #f7f7f7;
  --color-background: #ffffff;
  --color-heading: #1f1f1f;
  --color-body: #616161;
  --color-muted: #979797;
  --color-border: rgba(31, 31, 31, .10);
  --color-white: #ffffff;
  --font-main: "Space Grotesk", Arial, sans-serif;
  --container: 1320px;
  --header-height: 98px;
  --space-xs: .5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2.25rem;
  --space-xl: 3.5rem;
  --space-2xl: 5rem;
  --space-3xl: 6.875rem;
  --transition: 280ms cubic-bezier(.2, .7, .2, 1);
  --shadow: 0 18px 50px rgba(0, 0, 0, .08);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 82px; overflow-x: clip; }
body {
  margin: 0;
  background: var(--color-background);
  color: var(--color-body);
  font-family: var(--font-main);
  font-size: 17px;
  line-height: 1.65;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
body.menu-open { overflow: hidden; }
img { display: block; width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
button, input, textarea, select { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
h1, h2, h3, p { margin-top: 0; }
h1, h2, h3 { color: var(--color-heading); font-weight: 700; line-height: 1.15; letter-spacing: -.035em; }
h1 { font-size: clamp(2.7rem, 5.2vw, 5rem); }
h2 { font-size: clamp(2.2rem, 3.8vw, 3.55rem); }
h3 { font-size: clamp(1.25rem, 1.7vw, 1.65rem); }
p { margin-bottom: 1.25rem; }
ul { margin-top: 0; padding-left: 1.1rem; }
::selection { color: var(--color-white); background: var(--color-primary); }

.container { width: min(calc(100% - 48px), var(--container)); margin-inline: auto; }
.section { position: relative; padding-block: var(--space-3xl); }
.section-bottom { padding-bottom: var(--space-3xl); }
.surface { background: var(--color-surface); }
.dark-section { background: var(--color-dark); color: rgba(255, 255, 255, .68); }
.dark-section h2, .dark-section h3, .dark-section strong { color: var(--color-white); }
.skip-link { position: fixed; top: -60px; left: 20px; z-index: 9999; padding: 12px 20px; background: var(--color-primary); color: #fff; font-weight: 700; transition: top var(--transition); }
.skip-link:focus { top: 12px; }

.eyebrow { display: flex; align-items: center; gap: 12px; margin-bottom: 20px; color: var(--color-primary); font-size: 13px; font-weight: 700; letter-spacing: .15em; text-transform: uppercase; }
.eyebrow::before { content: ""; width: 34px; height: 2px; background: currentColor; }
.eyebrow-light { color: #ff7b31; }
.section-heading { max-width: 800px; margin-bottom: var(--space-xl); }
.section-heading h2 { margin-bottom: 0; }
.section-heading > p:last-child { margin-top: 22px; }
.heading-row { display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(280px, .6fr); align-items: end; gap: 9%; max-width: none; }
.heading-row > p { margin-bottom: 8px; }
.centered { margin-inline: auto; text-align: center; }
.centered .eyebrow { justify-content: center; }
.narrow { max-width: 760px; }
.section-watermark { position: absolute; top: 5%; right: -1%; color: rgba(31, 31, 31, .025); font-size: clamp(6rem, 15vw, 15rem); font-weight: 700; line-height: 1; letter-spacing: -.08em; pointer-events: none; }

.button { position: relative; display: inline-flex; align-items: center; justify-content: center; gap: 20px; min-height: 58px; padding: 16px 28px; border: 1px solid transparent; border-radius: 0; cursor: pointer; font-size: 15px; font-weight: 700; line-height: 1; transition: color var(--transition), background var(--transition), border-color var(--transition), transform var(--transition); }
.button span { transition: transform var(--transition); }
.button:hover span { transform: translateX(5px); }
.button:active { transform: translateY(1px); }
.button-primary { color: #fff; background: var(--color-primary); }
.button-primary:hover { background: var(--color-primary-dark); }
.button-outline-light { color: #fff; border-color: rgba(255, 255, 255, .5); background: rgba(0, 0, 0, .08); }
.button-outline-light:hover { color: var(--color-heading); background: #fff; border-color: #fff; }
.text-link { display: inline-flex; align-items: center; gap: 18px; padding-bottom: 5px; border-bottom: 1px solid currentColor; color: var(--color-heading); font-weight: 700; }
.text-link span { color: var(--color-primary); transition: transform var(--transition); }
.text-link:hover span { transform: translateX(6px); }
.button:focus-visible, a:focus-visible, button:focus-visible, summary:focus-visible, input:focus-visible, textarea:focus-visible, select:focus-visible { outline: 3px solid rgba(234, 85, 1, .35); outline-offset: 4px; }

/* Header */
.site-header { position: fixed; inset: 0 0 auto; z-index: 1000; height: var(--header-height); background: #fff; border-bottom: 1px solid rgba(31, 31, 31, .05); transition: height var(--transition), box-shadow var(--transition); }
.site-header.is-scrolled { height: 78px; box-shadow: 0 8px 30px rgba(0, 0, 0, .07); }
.header-inner { display: flex; align-items: stretch; width: 100%; height: 100%; }
.brand { display: flex; align-items: center; gap: 14px; width: 265px; flex: 0 0 265px; padding-inline: 28px; background: var(--color-surface); }
.brand-mark { display: grid; grid-template-columns: 1fr 1fr; gap: 2px; width: 35px; height: 35px; transform: rotate(0); }
.brand-mark i { display: block; background: var(--color-primary); }
.brand-mark i:nth-child(1) { border-radius: 15px 0 0; }
.brand-mark i:nth-child(2) { background: transparent; border: 2px solid var(--color-secondary); border-radius: 0 15px 0 0; }
.brand-mark i:nth-child(3) { background: var(--color-secondary); border-radius: 0 0 0 15px; }
.brand-mark i:nth-child(4) { background: transparent; border: 2px solid var(--color-primary); border-radius: 0 0 15px; }
.brand-copy { display: flex; flex-direction: column; line-height: 1; }
.brand-copy strong { color: var(--color-heading); font-size: 24px; letter-spacing: .045em; }
.brand-copy small { margin-top: 6px; color: var(--color-primary); font-size: 9px; font-weight: 700; letter-spacing: .26em; }
.main-nav { display: flex; align-items: stretch; justify-content: center; flex: 1; border-left: 1px solid var(--color-border); }
.main-nav a { position: relative; display: flex; align-items: center; padding-inline: clamp(9px, 1.15vw, 21px); color: var(--color-body); font-size: 15px; font-weight: 600; white-space: nowrap; }
.main-nav a::after { content: ""; position: absolute; left: 20px; right: 20px; bottom: 24px; height: 2px; background: var(--color-primary); transform: scaleX(0); transform-origin: left; transition: transform var(--transition); }
.main-nav a:hover, .main-nav a.active { color: var(--color-primary); }
.main-nav a:hover::after, .main-nav a.active::after { transform: scaleX(1); }
.header-cta { min-height: auto; min-width: 214px; padding-inline: 24px; }
.menu-toggle { display: none; width: 78px; border: 0; background: var(--color-secondary); cursor: pointer; }
.menu-toggle span { display: block; width: 25px; height: 2px; margin: 5px auto; background: #fff; transition: transform var(--transition), opacity var(--transition); }

/* Hero */
.hero { position: relative; display: flex; align-items: center; min-height: 760px; margin-top: var(--header-height); overflow: hidden; color: #fff; background: linear-gradient(90deg, rgba(7, 7, 7, .86) 0%, rgba(7, 7, 7, .58) 48%, rgba(7, 7, 7, .18) 100%), url("assets/images/hero-cnc.webp") center 48% / cover no-repeat; }
.hero::after { content: ""; position: absolute; inset: 0; z-index: 0; background: linear-gradient(180deg, transparent 70%, rgba(0, 0, 0, .38)); }
.hero-side { position: absolute; inset: 0 auto 0 0; z-index: 2; display: flex; align-items: center; justify-content: center; gap: 32px; width: 78px; background: #fff; color: var(--color-body); writing-mode: vertical-rl; transform: rotate(180deg); font-size: 12px; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; }
.hero-side span:not(:last-child)::after { content: ""; display: inline-block; width: 1px; height: 30px; margin-top: 14px; background: var(--color-border); }
.hero-inner { position: relative; z-index: 2; display: flex; align-items: center; min-height: 760px; padding-left: 92px; }
.hero-content { max-width: 910px; padding-block: 100px; }
.hero h1 { max-width: 880px; margin-bottom: 24px; color: #fff; font-size: clamp(3rem, 5.2vw, 4.8rem); text-transform: none; }
.hero-text { max-width: 700px; margin-bottom: 38px; color: rgba(255, 255, 255, .82); font-size: clamp(1.05rem, 1.6vw, 1.25rem); line-height: 1.55; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; }
.hero-index { position: absolute; right: 10px; bottom: 72px; display: grid; grid-template-columns: auto 70px auto; align-items: center; gap: 14px; }
.hero-index b { font-size: 28px; }
.hero-index span { height: 1px; background: rgba(255, 255, 255, .55); }
.hero-index small { font-size: 10px; letter-spacing: .18em; }
.scroll-cue { position: absolute; bottom: 0; right: 0; z-index: 3; display: flex; align-items: center; gap: 12px; min-width: 205px; height: 58px; padding-inline: 28px; background: #fff; color: var(--color-heading); font-size: 11px; font-weight: 700; letter-spacing: .16em; }
.scroll-cue span { display: block; width: 28px; height: 1px; background: var(--color-primary); }

/* Feature strip */
.feature-strip { padding-block: 82px; }
.feature-grid { display: grid; grid-template-columns: repeat(4, 1fr); }
.feature-card { position: relative; min-height: 285px; padding: 34px 29px; background: var(--color-surface); border-right: 1px solid #fff; transition: color var(--transition), background var(--transition), transform var(--transition); }
.feature-card::after { content: ""; position: absolute; left: 0; bottom: 0; width: 0; height: 4px; background: var(--color-primary); transition: width var(--transition); }
.feature-card:hover { z-index: 2; color: rgba(255, 255, 255, .72); background: var(--color-secondary); transform: translateY(-6px); }
.feature-card:hover h2 { color: #fff; }
.feature-card:hover::after { width: 100%; }
.line-icon { display: inline-flex; align-items: center; justify-content: center; width: 58px; height: 58px; margin-bottom: 46px; border: 1px solid rgba(234, 85, 1, .42); border-radius: 50%; color: var(--color-primary); font-size: 14px; font-weight: 700; }
.feature-card h2 { margin-bottom: 12px; font-size: 22px; transition: color var(--transition); }
.feature-card p { margin: 0; font-size: 15px; line-height: 1.6; }

/* About */
.split-grid { display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, .92fr); align-items: center; gap: 8%; }
.image-composition { position: relative; min-height: 640px; padding: 0 58px 58px 0; }
.image-composition::before { content: ""; position: absolute; inset: 56px 0 0 52px; border: 1px solid rgba(234, 85, 1, .25); }
.image-composition img { position: relative; z-index: 1; height: 580px; object-fit: cover; }
.image-tag { position: absolute; z-index: 2; right: 0; bottom: 0; display: flex; align-items: center; gap: 18px; width: 330px; min-height: 115px; padding: 24px; background: var(--color-primary); color: #fff; }
.image-tag span { font-size: 13px; font-weight: 700; letter-spacing: .15em; }
.image-tag strong { font-size: 15px; line-height: 1.35; }
.corner-label { position: absolute; z-index: 2; top: 25px; left: -35px; padding: 9px 15px; background: var(--color-secondary); color: #fff; font-size: 10px; letter-spacing: .15em; }
.section-copy h2 { margin-bottom: 26px; }
.section-copy > p { font-size: 17px; }
.check-list { display: grid; grid-template-columns: 1fr 1fr; gap: 9px 22px; margin-block: 26px; padding: 0; list-style: none; }
.check-list li { position: relative; padding-left: 25px; color: var(--color-heading); font-weight: 600; }
.check-list li::before { content: "↗"; position: absolute; left: 0; color: var(--color-primary); font-size: 13px; }
.section-copy blockquote, .engineering-copy blockquote { margin: 26px 0 34px; padding: 20px 22px; border-left: 3px solid var(--color-primary); background: var(--color-surface); color: var(--color-heading); font-size: 17px; font-weight: 600; }

/* Services */
.services { overflow: hidden; }
.services-grid { display: grid; grid-template-columns: repeat(4, 1fr); position: relative; z-index: 1; }
.service-card { position: relative; display: flex; flex-direction: column; min-height: 470px; padding: 35px 28px; overflow: hidden; background: #fff; border: 1px solid rgba(31, 31, 31, .07); transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition); }
.service-card:hover { z-index: 2; transform: translateY(-7px); border-color: transparent; box-shadow: var(--shadow); }
.card-number { display: inline-block; margin-bottom: 65px; color: var(--color-primary); font-size: 13px; font-weight: 700; letter-spacing: .12em; }
.service-card h3 { margin-bottom: 16px; }
.service-card p, .service-card li { font-size: 14px; line-height: 1.6; }
.service-card ul { margin-bottom: 24px; }
.service-card li::marker { color: var(--color-primary); }
.card-link { display: flex; align-items: center; justify-content: space-between; margin-top: auto; padding-top: 18px; border-top: 1px solid var(--color-border); color: var(--color-heading); font-size: 14px; font-weight: 700; }
.card-link span { color: var(--color-primary); transition: transform var(--transition); }
.card-link:hover span { transform: translateX(5px); }
.service-card-image { min-height: 470px; padding: 0; color: #fff; }
.service-card-image::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(0, 0, 0, .08), rgba(0, 0, 0, .86)); }
.service-card-image img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; transition: transform 800ms ease; }
.service-card-image:hover img { transform: scale(1.06); }
.service-card-image > div { position: relative; z-index: 1; display: flex; flex-direction: column; justify-content: flex-end; height: 100%; padding: 35px 28px; }
.service-card-image h3 { color: #fff; }
.service-card-image .card-number { margin-bottom: auto; }
.accent-card { color: rgba(255, 255, 255, .74); background: var(--color-primary); }
.accent-card h3, .accent-card strong, .accent-card .card-link { color: #fff; }
.accent-card .card-number { color: #fff; }
.accent-card .card-link { border-color: rgba(255, 255, 255, .25); }
.accent-card .card-link span { color: #fff; }

/* Engineering */
.engineering { overflow: hidden; }
.engineering::before { content: "ENGINEERING"; position: absolute; left: -1%; top: 3%; color: rgba(255, 255, 255, .025); font-size: clamp(6rem, 15vw, 15rem); font-weight: 700; line-height: 1; letter-spacing: -.08em; }
.engineering-grid { position: relative; display: grid; grid-template-columns: 1fr 1fr; gap: 70px 7%; }
.engineering-copy { align-self: center; }
.engineering-copy blockquote { color: #fff; background: rgba(255, 255, 255, .05); }
.engineering-factors { display: grid; grid-template-columns: 1fr 1fr; align-content: center; border-top: 1px solid rgba(255, 255, 255, .12); }
.engineering-factors span { padding: 15px 10px 15px 25px; border-bottom: 1px solid rgba(255, 255, 255, .12); font-size: 14px; }
.engineering-factors span::before { content: "+"; margin-right: 11px; color: var(--color-primary); }
.engineering-image { position: relative; min-height: 510px; }
.engineering-image img { height: 510px; object-fit: cover; filter: saturate(.75) contrast(1.05); }
.image-caption { position: absolute; left: 0; bottom: 0; padding: 18px 22px; background: var(--color-primary); color: #fff; font-size: 11px; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; }
.project-inputs { padding-top: 15px; }
.project-inputs h3 { font-size: clamp(1.9rem, 3vw, 2.8rem); }
.light-list li { color: #fff; }

/* Process */
.process-track { position: relative; display: grid; grid-template-columns: repeat(5, 1fr); gap: 28px 20px; }
.process-track::before { content: ""; position: absolute; top: 63px; left: 4%; right: 4%; height: 1px; background: rgba(31, 31, 31, .14); }
.process-step { position: relative; z-index: 1; min-height: 280px; padding: 25px 22px; background: #fff; border: 1px solid transparent; transition: transform var(--transition), box-shadow var(--transition); }
.process-step:hover { transform: translateY(-5px); box-shadow: var(--shadow); }
.process-step b { color: rgba(31, 31, 31, .12); font-size: 38px; }
.process-node { position: absolute; top: 56px; right: 16px; width: 14px; height: 14px; border: 3px solid var(--color-primary); border-radius: 50%; background: #fff; }
.process-step h3 { margin-top: 44px; font-size: 18px; }
.process-step p { margin: 0; font-size: 13px; line-height: 1.55; }

/* Quality and technology */
.quality-grid { display: grid; grid-template-columns: 1fr 1fr; align-items: center; gap: 75px 7%; }
.quality-image { position: relative; }
.quality-image img { height: 560px; object-fit: cover; }
.quality-seal { position: absolute; right: -40px; bottom: 35px; display: flex; align-items: center; gap: 14px; width: 210px; padding: 19px; background: var(--color-primary); color: #fff; }
.quality-seal b { font-size: 30px; }
.quality-seal span { font-size: 12px; font-weight: 700; text-transform: uppercase; }
.impact-line { display: block; margin-top: 28px; padding: 22px 0 22px 24px; border-left: 3px solid var(--color-primary); color: var(--color-heading); font-size: 18px; }
.measurement-grid { grid-column: 1 / -1; display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--color-border); border-left: 1px solid var(--color-border); }
.measurement-grid span { position: relative; padding: 24px 18px 24px 45px; border-right: 1px solid var(--color-border); border-bottom: 1px solid var(--color-border); color: var(--color-heading); font-size: 14px; font-weight: 600; }
.measurement-grid span::before { content: "⌖"; position: absolute; left: 18px; color: var(--color-primary); }
.tech-layout { display: grid; grid-template-columns: .65fr 1.35fr; align-items: center; gap: 8%; }
.tech-layout .section-heading { margin: 0; }
.tech-flow { display: flex; align-items: center; justify-content: space-between; }
.tech-flow div { display: flex; flex-direction: column; justify-content: center; width: 135px; height: 135px; border: 1px solid rgba(31, 31, 31, .15); border-radius: 50%; text-align: center; background: #fff; }
.tech-flow b { margin-bottom: 8px; color: var(--color-primary); font-size: 12px; }
.tech-flow span { color: var(--color-heading); font-weight: 700; }
.tech-flow i { color: var(--color-primary); font-style: normal; }

/* Segments and why */
.segments-grid { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--color-border); border-left: 1px solid var(--color-border); }
.segment-card { position: relative; min-height: 245px; padding: 30px 26px; border-right: 1px solid var(--color-border); border-bottom: 1px solid var(--color-border); overflow: hidden; transition: color var(--transition), background var(--transition); }
.segment-card::after { content: "↗"; position: absolute; right: 24px; top: 28px; color: var(--color-primary); opacity: 0; transform: translate(-8px, 8px); transition: opacity var(--transition), transform var(--transition); }
.segment-card:hover { color: rgba(255, 255, 255, .7); background: var(--color-secondary); }
.segment-card:hover h3 { color: #fff; }
.segment-card:hover::after { opacity: 1; transform: translate(0); }
.segment-card b { color: var(--color-primary); font-size: 12px; }
.segment-card h3 { margin: 55px 0 12px; font-size: 20px; transition: color var(--transition); }
.segment-card p { margin: 0; font-size: 13px; }
.why-grid { display: grid; grid-template-columns: repeat(4, 1fr); }
.why-card { position: relative; min-height: 240px; padding: 28px 25px; background: #fff; border: 1px solid rgba(31, 31, 31, .07); }
.why-card:last-child { grid-column: 2 / 4; }
.why-card span { display: block; color: var(--color-primary); font-size: 12px; font-weight: 700; }
.why-card h3 { margin-top: 65px; font-size: 20px; }
.why-card p { margin: 0; font-size: 14px; }

/* Projects */
.project-grid { display: grid; grid-template-columns: repeat(3, 1fr); grid-auto-rows: 300px; gap: 18px; }
.project-card { position: relative; overflow: hidden; background: var(--color-secondary); }
.project-card::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 30%, rgba(0, 0, 0, .82)); }
.project-card img { height: 100%; object-fit: cover; transition: transform 800ms cubic-bezier(.2, .6, .2, 1); }
.project-card:hover img { transform: scale(1.07); }
.project-card > div { position: absolute; z-index: 2; left: 28px; right: 25px; bottom: 24px; color: #fff; }
.project-card small { color: #ff9255; font-weight: 700; letter-spacing: .14em; }
.project-card h3 { max-width: 75%; margin: 7px 0 0; color: #fff; font-size: 20px; }
.project-card div > span { position: absolute; right: 0; bottom: 2px; display: grid; place-items: center; width: 42px; height: 42px; background: var(--color-primary); }
.project-large { grid-row: span 2; }
.project-wide { grid-column: span 2; }

/* Maintenance, special, culture */
.maintenance-grid { display: grid; grid-template-columns: 1fr .8fr; align-items: center; gap: 12%; }
.maintenance-copy h2 { max-width: 680px; }
.maintenance-copy .button { margin-top: 18px; }
.maintenance-list { border-top: 1px solid rgba(255, 255, 255, .14); }
.maintenance-list span { display: flex; align-items: center; justify-content: space-between; padding: 19px 5px; border-bottom: 1px solid rgba(255, 255, 255, .14); color: #fff; font-weight: 600; }
.maintenance-list span::after { content: "+"; color: var(--color-primary); }
.special-projects { min-height: 650px; display: flex; align-items: center; overflow: hidden; background: var(--color-dark); }
.special-bg { position: absolute; inset: 0; background: linear-gradient(90deg, rgba(0, 0, 0, .88), rgba(0, 0, 0, .24)), url("assets/images/metal-machine.webp") center / cover no-repeat; }
.special-inner { position: relative; color: rgba(255, 255, 255, .78); }
.special-inner h2 { max-width: 820px; color: #fff; font-size: clamp(2.7rem, 5.5vw, 5rem); }
.special-inner > p:not(.eyebrow) { max-width: 650px; font-size: 18px; }
.culture-grid { display: grid; grid-template-columns: .7fr 1.3fr; gap: 8%; }
.culture-intro { position: sticky; top: 120px; align-self: start; }
.mvv-grid { display: grid; gap: 16px; }
.mvv-card { padding: 35px; background: var(--color-surface); border-left: 3px solid transparent; transition: border-color var(--transition), transform var(--transition); }
.mvv-card:hover { border-color: var(--color-primary); transform: translateX(5px); }
.mvv-card span { color: var(--color-primary); font-size: 12px; font-weight: 700; }
.mvv-card h3 { margin: 30px 0 14px; }
.mvv-card p { margin: 0; }

/* CTA, quote and contact */
.commercial-cta { overflow: hidden; background: linear-gradient(90deg, rgba(0, 0, 0, .9), rgba(0, 0, 0, .35)), url("assets/images/hero-cnc.webp") center / cover fixed; }
.commercial-cta::before { content: "ROLISOLA"; position: absolute; right: -2%; bottom: -10%; color: rgba(255, 255, 255, .07); font-size: clamp(7rem, 18vw, 18rem); font-weight: 700; letter-spacing: -.08em; }
.cta-content { position: relative; color: rgba(255, 255, 255, .76); }
.cta-content h2 { max-width: 830px; color: #fff; font-size: clamp(2.8rem, 5vw, 4.8rem); }
.cta-content > p:not(.eyebrow) { max-width: 630px; font-size: 18px; }
.cta-content > div { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 35px; }
.quote-grid { display: grid; grid-template-columns: .68fr 1.32fr; align-items: start; gap: 7%; }
.quote-guide { position: sticky; top: 115px; }
.info-list { display: grid; gap: 0; margin-top: 30px; border-top: 1px solid var(--color-border); }
.info-list span { position: relative; padding: 13px 10px 13px 25px; border-bottom: 1px solid var(--color-border); color: var(--color-heading); font-size: 14px; font-weight: 600; }
.info-list span::before { content: "+"; position: absolute; left: 0; color: var(--color-primary); }
.form-note { margin-top: 25px; padding: 16px; border-left: 3px solid var(--color-primary); background: #fff; font-size: 13px; }
.quote-form { padding: 46px; background: #fff; box-shadow: var(--shadow); }
.form-heading { display: flex; align-items: end; justify-content: space-between; gap: 20px; margin-bottom: 35px; }
.form-heading span { color: var(--color-primary); font-size: 11px; font-weight: 700; letter-spacing: .14em; }
.form-heading h3 { margin: 0; font-size: 28px; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.form-grid label { display: grid; gap: 8px; color: var(--color-heading); font-size: 13px; font-weight: 700; }
.form-grid label b { display: inline; color: var(--color-primary); }
.full-field { grid-column: 1 / -1; }
input, select, textarea { width: 100%; border: 0; border-bottom: 1px solid rgba(31, 31, 31, .18); border-radius: 0; padding: 12px 0; background: transparent; color: var(--color-heading); outline: 0; transition: border-color var(--transition), box-shadow var(--transition); }
input::placeholder, textarea::placeholder { color: #aaa; font-weight: 400; }
input:focus, select:focus, textarea:focus { border-color: var(--color-primary); box-shadow: 0 1px 0 var(--color-primary); }
input[aria-invalid="true"], select[aria-invalid="true"], textarea[aria-invalid="true"] { border-color: #c7352b; }
textarea { resize: vertical; min-height: 125px; }
.file-field input { position: absolute; width: 1px; height: 1px; opacity: 0; pointer-events: none; }
.file-drop { display: flex; align-items: center; gap: 15px; min-height: 78px; margin-top: 4px; padding: 17px; border: 1px dashed rgba(31, 31, 31, .24); cursor: pointer; transition: border-color var(--transition), background var(--transition); }
.file-drop:hover { border-color: var(--color-primary); background: rgba(234, 85, 1, .03); }
.file-drop b { display: grid; place-items: center; width: 42px; height: 42px; flex: 0 0 42px; color: #fff !important; background: var(--color-primary); font-size: 23px; }
.file-drop i { color: var(--color-body); font-size: 12px; font-style: normal; font-weight: 500; }
.submit-button { min-width: 220px; margin-top: 30px; border: 0; }
.submit-button.is-loading { pointer-events: none; opacity: .75; }
.form-status { min-height: 27px; margin: 16px 0 0; font-size: 13px; font-weight: 600; }
.form-status.error { color: #a22b23; }
.form-status.success { color: #287a3f; }
.contact-grid { display: grid; grid-template-columns: .75fr 1.25fr; align-items: start; gap: 10%; }
.contact-copy { position: sticky; top: 115px; }
.contact-copy address { display: grid; grid-template-columns: 1fr 1fr; margin-top: 42px; font-style: normal; }
.contact-copy address div { min-height: 108px; padding: 18px 14px 18px 0; border-top: 1px solid rgba(255, 255, 255, .13); }
.contact-copy address small { display: block; margin-bottom: 8px; color: var(--color-primary); font-size: 10px; font-weight: 700; letter-spacing: .14em; }
.contact-copy address strong { font-size: 14px; }
.faq h2 { margin-bottom: 35px; }
.faq details { border-top: 1px solid rgba(255, 255, 255, .13); }
.faq details:last-child { border-bottom: 1px solid rgba(255, 255, 255, .13); }
.faq summary { position: relative; padding: 21px 46px 21px 0; color: #fff; cursor: pointer; font-weight: 600; list-style: none; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; position: absolute; right: 8px; color: var(--color-primary); font-size: 24px; font-weight: 400; transition: transform var(--transition); }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { padding-right: 48px; color: rgba(255, 255, 255, .62); font-size: 15px; }

/* Footer */
.site-footer { background: #111; color: rgba(255, 255, 255, .58); }
.footer-grid { display: grid; grid-template-columns: 1.4fr .6fr .6fr .75fr; gap: 7%; padding-block: 80px 65px; }
.footer-grid h2 { margin-bottom: 25px; color: #fff; font-size: 17px; }
.footer-grid > div:not(:first-child) a { display: block; margin-bottom: 9px; font-size: 14px; transition: color var(--transition), transform var(--transition); }
.footer-grid > div:not(:first-child) a:hover { color: var(--color-primary); transform: translateX(4px); }
.footer-grid p { margin-bottom: 8px; font-size: 14px; }
.footer-brand .brand { width: auto; padding: 0; background: transparent; }
.brand-light .brand-copy strong { color: #fff; }
.footer-brand > p { max-width: 300px; margin-block: 28px; font-size: 17px; }
.light-link { color: #fff; }
.footer-bottom { display: flex; justify-content: space-between; gap: 30px; padding-block: 22px; border-top: 1px solid rgba(255, 255, 255, .1); }
.footer-bottom p { margin: 0; font-size: 12px; }
.back-to-top { position: fixed; right: 22px; bottom: 22px; z-index: 900; display: grid; place-items: center; width: 48px; height: 48px; color: #fff; background: var(--color-primary); opacity: 0; visibility: hidden; transform: translateY(12px); transition: opacity var(--transition), visibility var(--transition), transform var(--transition), background var(--transition); }
.back-to-top.visible { opacity: 1; visibility: visible; transform: none; }
.back-to-top:hover { background: var(--color-primary-dark); }
.noscript { position: fixed; z-index: 9999; left: 0; right: 0; bottom: 0; margin: 0; padding: 12px; color: #fff; background: #a22b23; text-align: center; }

/* Motion */
.reveal { opacity: 0; transform: translateY(30px); transition: opacity 700ms ease, transform 700ms ease; }
.reveal.is-visible { opacity: 1; transform: none; }
.feature-grid .reveal:nth-child(2), .services-grid .reveal:nth-child(2), .segments-grid .reveal:nth-child(2) { transition-delay: 80ms; }
.feature-grid .reveal:nth-child(3), .services-grid .reveal:nth-child(3), .segments-grid .reveal:nth-child(3) { transition-delay: 160ms; }
.feature-grid .reveal:nth-child(4), .services-grid .reveal:nth-child(4), .segments-grid .reveal:nth-child(4) { transition-delay: 240ms; }

@media (max-width: 1240px) {
  :root { --container: 1120px; }
  .brand { width: 225px; flex-basis: 225px; padding-inline: 20px; }
  .brand-copy strong { font-size: 21px; }
  .header-cta { display: none; }
  .hero-inner { padding-left: 82px; }
  .services-grid { grid-template-columns: repeat(3, 1fr); }
  .process-track { grid-template-columns: repeat(4, 1fr); }
  .process-track::before { display: none; }
  .why-grid { grid-template-columns: repeat(3, 1fr); }
  .why-card:last-child { grid-column: auto; }
}

@media (max-width: 1024px) {
  :root { --header-height: 82px; --space-3xl: 5rem; }
  .container { width: min(calc(100% - 42px), var(--container)); }
  .site-header, .site-header.is-scrolled { height: 82px; }
  .brand { width: 230px; flex-basis: 230px; }
  .main-nav { position: fixed; inset: 82px 0 0; display: flex; flex-direction: column; align-items: stretch; justify-content: flex-start; padding: 28px 24px 60px; overflow-y: auto; background: #fff; opacity: 0; visibility: hidden; transform: translateY(-12px); transition: opacity var(--transition), visibility var(--transition), transform var(--transition); }
  .main-nav.is-open { opacity: 1; visibility: visible; transform: none; }
  .main-nav a { min-height: 57px; padding: 0 4px; border-bottom: 1px solid var(--color-border); font-size: 18px; }
  .main-nav a::after { right: auto; left: 4px; bottom: -1px; width: 54px; }
  .menu-toggle { display: block; margin-left: auto; }
  .menu-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .menu-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
  .menu-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
  .hero { min-height: 680px; }
  .hero-inner { min-height: 680px; padding-left: 58px; }
  .hero-side { width: 58px; }
  .feature-grid { grid-template-columns: 1fr 1fr; }
  .split-grid, .quality-grid { gap: 50px 5%; }
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .engineering-grid { gap: 55px 5%; }
  .process-track { grid-template-columns: repeat(3, 1fr); }
  .tech-layout { grid-template-columns: 1fr; }
  .tech-layout .section-heading { margin-bottom: 40px; }
  .segments-grid { grid-template-columns: repeat(3, 1fr); }
  .quality-seal { right: -20px; }
  .project-grid { grid-template-columns: 1fr 1fr; }
  .project-large { grid-row: span 1; }
  .project-wide { grid-column: span 1; }
  .quote-grid, .contact-grid { grid-template-columns: .8fr 1.2fr; gap: 5%; }
  .quote-form { padding: 35px; }
  .footer-grid { grid-template-columns: 1.2fr .7fr .7fr; }
  .footer-grid > div:last-child { grid-column: 2 / -1; }
}

@media (max-width: 767px) {
  :root { --space-3xl: 4.375rem; }
  body { font-size: 16px; }
  .container { width: min(calc(100% - 40px), var(--container)); }
  .brand { width: auto; flex: 1; max-width: 235px; padding-inline: 17px; }
  .brand-mark { width: 31px; height: 31px; }
  .brand-copy strong { font-size: 19px; }
  .menu-toggle { width: 70px; }
  .heading-row { grid-template-columns: 1fr; align-items: start; gap: 18px; }
  .section-heading { margin-bottom: 40px; }
  .hero { min-height: 720px; margin-top: 82px; background-position: 62% center; }
  .hero-side { display: none; }
  .hero-inner { align-items: center; min-height: 720px; padding-left: 0; }
  .hero-content { padding-block: 90px 130px; }
  .hero h1 { font-size: clamp(2.65rem, 12vw, 4rem); }
  .hero-actions { align-items: stretch; flex-direction: column; max-width: 330px; }
  .hero-index { display: none; }
  .scroll-cue { min-width: 174px; height: 52px; padding-inline: 20px; }
  .feature-grid { grid-template-columns: 1fr; }
  .feature-card { min-height: 240px; }
  .line-icon { margin-bottom: 34px; }
  .split-grid, .engineering-grid, .quality-grid, .maintenance-grid, .culture-grid, .quote-grid, .contact-grid { grid-template-columns: 1fr; }
  .split-grid { gap: 55px; }
  .image-composition { min-height: 490px; padding: 0 25px 50px 0; }
  .image-composition img { height: 460px; }
  .image-tag { width: min(300px, 87%); }
  .corner-label { left: -8px; }
  .check-list { grid-template-columns: 1fr; }
  .services-grid { grid-template-columns: 1fr; }
  .service-card, .service-card-image { min-height: 420px; }
  .engineering-factors { order: 3; }
  .engineering-image { order: 2; min-height: 420px; }
  .engineering-image img { height: 420px; }
  .project-inputs { order: 4; }
  .process-track { grid-template-columns: 1fr; gap: 14px; padding-left: 34px; }
  .process-track::before { display: block; top: 20px; bottom: 20px; left: 7px; right: auto; width: 1px; height: auto; }
  .process-step { min-height: 235px; }
  .process-node { left: -34px; right: auto; top: 38px; }
  .quality-image img { height: 440px; }
  .quality-seal { right: 0; }
  .measurement-grid { grid-template-columns: 1fr 1fr; }
  .tech-flow { flex-wrap: wrap; justify-content: center; gap: 16px; }
  .tech-flow i { transform: rotate(90deg); }
  .segments-grid { grid-template-columns: 1fr 1fr; }
  .why-grid { grid-template-columns: 1fr 1fr; }
  .project-grid { grid-template-columns: 1fr; grid-auto-rows: 330px; }
  .special-projects { min-height: 600px; }
  .culture-intro, .quote-guide, .contact-copy { position: static; }
  .mvv-grid { margin-top: 20px; }
  .commercial-cta { background-attachment: scroll; }
  .quote-grid, .contact-grid { gap: 60px; }
  .form-grid { grid-template-columns: 1fr; }
  .full-field { grid-column: auto; }
  .form-heading { align-items: start; flex-direction: column; }
  .contact-copy address { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 45px 35px; }
  .footer-brand { grid-column: 1 / -1; }
  .footer-grid > div:last-child { grid-column: auto; }
  .footer-bottom { align-items: flex-start; flex-direction: column; gap: 8px; }
}

@media (max-width: 430px) {
  .container { width: calc(100% - 40px); }
  .brand { padding-inline: 13px; }
  .brand-copy small { letter-spacing: .18em; }
  .hero { min-height: 700px; }
  .hero-inner { min-height: 700px; }
  .hero-text { font-size: 1rem; }
  .button { width: 100%; padding-inline: 20px; }
  .image-composition { min-height: 430px; padding-right: 16px; }
  .image-composition img { height: 400px; }
  .image-tag { min-height: 100px; padding: 18px; }
  .service-card, .service-card-image { min-height: 390px; }
  .measurement-grid, .segments-grid, .why-grid { grid-template-columns: 1fr; }
  .tech-flow { flex-direction: column; }
  .tech-flow div { width: 125px; height: 125px; }
  .project-grid { grid-auto-rows: 300px; }
  .quote-form { margin-inline: -8px; padding: 28px 22px; }
  .contact-copy address { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-brand { grid-column: auto; }
  .footer-grid > div:last-child { grid-column: auto; }
  .back-to-top { right: 14px; bottom: 14px; width: 44px; height: 44px; }
}

@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 { opacity: 1; transform: none; }
  .commercial-cta { background-attachment: scroll; }
}