:root {
  --ink: #121312;
  --ink-soft: #1a1c1a;
  --paper: #f1f0ea;
  --paper-2: #e5e4dd;
  --yellow: #f2c400;
  --yellow-bright: #ffd000;
  --muted: #6f716b;
  --line: rgba(18, 19, 18, 0.16);
  --max: 1280px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--paper); color: var(--ink); font-family: "DM Sans", sans-serif; font-size: 16px; line-height: 1.55; overflow-x: hidden; }
a { color: inherit; text-decoration: none; }
button { font: inherit; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }

.site-header { position: absolute; z-index: 20; top: 0; left: 50%; transform: translateX(-50%); width: min(calc(100% - 48px), var(--max)); height: 104px; display: flex; align-items: center; justify-content: space-between; color: white; border-bottom: 1px solid rgba(255,255,255,.2); }
.brand { display: inline-flex; align-items: center; gap: 13px; }
.brand-logo { display: block; width: 82px; height: 76px; object-fit: cover; border-radius: 6px; box-shadow: 0 8px 24px rgba(0,0,0,.18); }
.main-nav { display: flex; align-items: center; gap: 34px; font-size: 14px; font-weight: 600; }
.main-nav > a:not(.nav-cta) { opacity: .75; transition: opacity .2s ease; }
.main-nav > a:not(.nav-cta):hover { opacity: 1; }
.nav-cta { border: 1px solid rgba(255,255,255,.48); padding: 13px 18px; transition: background .2s, color .2s; }
.nav-cta:hover { background: white; color: var(--ink); }
.menu-button { display: none; color: white; background: transparent; border: 0; width: 42px; height: 42px; padding: 10px 6px; }
.menu-button span:not(.sr-only) { display: block; width: 100%; height: 2px; background: currentColor; margin: 5px 0; }

.hero { min-height: 930px; background: var(--ink); color: white; position: relative; display: grid; grid-template-columns: minmax(280px, 1.02fr) minmax(360px, .98fr); padding: 190px max(24px, calc((100vw - var(--max))/2)) 110px; overflow: hidden; }
.hero::after { content: ""; position: absolute; top: 0; right: 0; width: 42%; height: 100%; background: #191b19; }
.hero-grid { position: absolute; inset: 0; opacity: .14; background-image: linear-gradient(rgba(255,255,255,.16) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.16) 1px, transparent 1px); background-size: 96px 96px; mask-image: linear-gradient(90deg, #000 0%, transparent 64%); }
.hero-content { position: relative; z-index: 2; align-self: start; padding-top: 48px; padding-right: 60px; }
.eyebrow, .section-label { margin: 0 0 34px; text-transform: uppercase; font-size: 12px; font-weight: 700; letter-spacing: .2em; }
.eyebrow { color: rgba(255,255,255,.58); display: flex; align-items: center; gap: 12px; }
.eyebrow span { width: 30px; height: 2px; background: var(--yellow); }
h1, h2, h3 { font-family: "Manrope", sans-serif; margin-top: 0; }
h1 { font-size: clamp(52px, 5.6vw, 88px); line-height: .98; letter-spacing: -.055em; margin-bottom: 38px; font-weight: 700; }
h1 em { color: var(--yellow); font-style: normal; }
.hero-lead { max-width: 590px; margin: 0 0 42px; color: rgba(255,255,255,.7); font-size: 18px; line-height: 1.65; }
.hero-actions { display: flex; align-items: center; gap: 32px; }
.button { display: inline-flex; align-items: center; justify-content: center; gap: 28px; min-height: 58px; padding: 0 24px; font-size: 14px; font-weight: 700; }
.button-primary { background: var(--yellow); color: var(--ink); transition: background .2s, transform .2s; }
.button-primary:hover { background: var(--yellow-bright); transform: translateY(-2px); }
.text-link { font-size: 14px; font-weight: 600; display: inline-flex; gap: 12px; border-bottom: 1px solid rgba(255,255,255,.3); padding-bottom: 5px; }

.hero-visual { z-index: 2; position: relative; min-height: 580px; align-self: stretch; }
.visual-photo { position: absolute; inset: 0 0 30px 0; background-color: #2b2e2b; background-image: linear-gradient(145deg, rgba(242,196,0,.12), transparent 40%), url('./hero-architecture.jpg'); background-size: cover; background-position: center; filter: saturate(.72) contrast(1.05); }
.visual-photo::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 45%, rgba(18,19,18,.9)); }
.visual-photo::before { content: "+"; position: absolute; z-index: 2; left: 28px; top: 28px; color: var(--yellow); font-size: 28px; font-weight: 300; }
.coordinate-card { position: absolute; z-index: 3; bottom: 0; left: -55px; width: 330px; background: white; color: var(--ink); padding: 25px; display: flex; align-items: center; gap: 16px; box-shadow: 0 24px 50px rgba(0,0,0,.2); }
.coordinate-card small { display: block; color: var(--muted); font-size: 10px; letter-spacing: .16em; margin-bottom: 5px; }
.coordinate-card strong { display: block; font: 700 12px/1.2 "Manrope", sans-serif; letter-spacing: .04em; }
.pulse { width: 12px; height: 12px; border-radius: 50%; background: #23a94f; box-shadow: 0 0 0 6px rgba(35,169,79,.12); flex: 0 0 auto; }
.visual-index { position: absolute; z-index: 3; top: 28px; right: 24px; writing-mode: vertical-rl; font: 700 11px/1 "Manrope"; letter-spacing: .18em; color: rgba(255,255,255,.7); }
.visual-index span { color: var(--yellow); margin: 12px 0; }
.hero-meta { z-index: 2; position: absolute; bottom: 48px; left: max(24px, calc((100vw - var(--max))/2)); display: flex; gap: 50px; }
.hero-meta > div { display: flex; align-items: flex-start; gap: 12px; }
.hero-meta span { color: var(--yellow); font: 700 10px/1.5 "Manrope"; }
.hero-meta p { margin: 0; color: rgba(255,255,255,.55); font-size: 12px; line-height: 1.35; }

.section-pad { padding: 126px max(24px, calc((100vw - var(--max))/2)); }
.section-label { color: #888a83; }
.statement { display: grid; grid-template-columns: 1fr 3fr; gap: 60px; background: var(--paper); }
.statement > div { display: grid; grid-template-columns: 1.3fr .7fr; gap: 60px; align-items: end; }
.statement h2, .section-heading h2, .projects-head h2, .process h2 { font-size: clamp(38px, 4.5vw, 68px); line-height: 1.08; letter-spacing: -.045em; margin-bottom: 0; }
.statement > div > p { color: var(--muted); margin: 0 0 8px; font-size: 17px; }

.services { background: var(--paper-2); }
.section-heading { display: grid; grid-template-columns: 1fr 3fr; gap: 60px; margin-bottom: 72px; }
.service-grid { display: grid; grid-template-columns: repeat(5, 1fr); border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.service-card { min-height: 470px; padding: 28px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); display: flex; flex-direction: column; transition: transform .3s ease, background .3s ease; }
.service-card:hover { transform: translateY(-8px); background: #ecebe4; }
.service-card.featured { background: var(--yellow); }
.service-card.featured:hover { background: var(--yellow-bright); }
.service-number { color: var(--muted); font: 700 11px "Manrope"; letter-spacing: .14em; }
.service-icon { font-size: 34px; margin: 58px 0 24px; }
.service-card h3 { font-size: 25px; margin-bottom: 18px; letter-spacing: -.025em; }
.service-card p { color: #5e605b; margin: 0 0 30px; }
.service-card ul { list-style: none; padding: 0; margin: auto 0 0; font-size: 13px; font-weight: 600; }
.service-card li { border-top: 1px solid rgba(18,19,18,.15); padding: 11px 0; }
.equipment-card { background: var(--ink); color: white; }
.equipment-card:hover { background: #252825; }
.equipment-card p, .equipment-card .service-number { color: rgba(255,255,255,.62); }
.equipment-card li { border-top-color: rgba(255,255,255,.16); }

.equipment { background: var(--yellow); display: grid; grid-template-columns: 1.05fr .95fr; gap: 110px; align-items: start; }
.equipment .section-label { color: rgba(18,19,18,.56); }
.equipment h2 { max-width: 710px; font-size: clamp(42px, 5vw, 76px); line-height: 1.03; letter-spacing: -.05em; margin-bottom: 30px; }
.equipment-copy > p:not(.section-label) { max-width: 640px; color: rgba(18,19,18,.7); font-size: 18px; }
.equipment-button { margin-top: 30px; background: var(--ink); color: white; }
.equipment-button:hover { background: #2a2c2a; transform: translateY(-2px); }
.equipment-list { border-top: 1px solid rgba(18,19,18,.26); }
.equipment-list > div { display: grid; grid-template-columns: 48px 1fr; gap: 8px 18px; padding: 30px 0; border-bottom: 1px solid rgba(18,19,18,.26); }
.equipment-list span { grid-row: 1 / 3; font: 700 11px "Manrope"; letter-spacing: .14em; color: rgba(18,19,18,.5); }
.equipment-list strong { font: 700 22px "Manrope"; }
.equipment-list p { margin: 0; color: rgba(18,19,18,.66); }

.projects { background: var(--ink-soft); color: white; }
.projects .section-label { color: var(--yellow); }
.projects-head { display: grid; grid-template-columns: 2fr 1fr; align-items: end; gap: 80px; margin-bottom: 72px; }
.projects-head > p { color: rgba(255,255,255,.52); max-width: 390px; margin-bottom: 8px; }
.field-gallery { display: grid; grid-template-columns: 1.35fr .65fr; gap: 18px; min-height: 390px; margin-bottom: 70px; }
.field-shot { position: relative; margin: 0; min-height: 390px; background-color: #2a2d2a; background-size: cover; background-position: center; overflow: hidden; }
.field-shot::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 42%, rgba(18,19,18,.88)); }
.survey-shot { background-image: url('./surveying.jpg'); }
.build-shot { background-image: url('./construction.jpg'); }
.field-shot figcaption { position: absolute; z-index: 2; left: 24px; bottom: 22px; display: flex; gap: 13px; align-items: center; font: 700 13px "Manrope"; letter-spacing: .04em; }
.field-shot figcaption span { color: var(--yellow); font-size: 10px; letter-spacing: .15em; }
.project-list { border-top: 1px solid rgba(255,255,255,.18); }
.project-row { min-height: 154px; display: grid; grid-template-columns: 150px 1fr 150px 48px; gap: 28px; align-items: center; border-bottom: 1px solid rgba(255,255,255,.18); transition: background .25s, padding .25s; }
.project-row:hover { background: rgba(255,255,255,.04); padding: 0 18px; }
.project-code { color: var(--yellow); font: 700 10px "Manrope"; letter-spacing: .16em; }
.project-row p { margin: 0 0 5px; color: rgba(255,255,255,.45); font-size: 12px; text-transform: uppercase; letter-spacing: .12em; }
.project-row h3 { margin: 0; font-size: clamp(20px, 2.2vw, 32px); letter-spacing: -.025em; }
.project-row strong { color: rgba(255,255,255,.6); font-size: 14px; }
.project-arrow { width: 42px; height: 42px; border: 1px solid rgba(255,255,255,.3); display: grid; place-items: center; }

.process { display: grid; grid-template-columns: .9fr 1.1fr; gap: 110px; }
.process-intro { position: sticky; top: 40px; align-self: start; }
.process-intro > p:last-child { max-width: 480px; color: var(--muted); font-size: 17px; margin-top: 28px; }
.process-steps { list-style: none; padding: 0; margin: 0; border-top: 1px solid var(--line); }
.process-steps li { display: grid; grid-template-columns: 64px 1fr; gap: 24px; padding: 34px 0; border-bottom: 1px solid var(--line); }
.process-steps span { color: #979990; font: 700 11px "Manrope"; }
.process-steps h3 { font-size: 23px; margin-bottom: 8px; }
.process-steps p { color: var(--muted); margin: 0; }

.contact { background: var(--yellow); position: relative; overflow: hidden; min-height: 650px; }
.contact-mark { position: absolute; right: -25px; bottom: -110px; font: 800 300px/.8 "Manrope"; color: rgba(18,19,18,.07); letter-spacing: -.11em; }
.section-label.light { color: rgba(18,19,18,.55); }
.contact h2 { position: relative; max-width: 900px; font-size: clamp(48px, 6vw, 88px); line-height: 1.02; letter-spacing: -.055em; margin-bottom: 28px; }
.contact > p:not(.section-label) { max-width: 600px; font-size: 18px; color: rgba(18,19,18,.68); }
.contact-actions { position: relative; display: flex; align-items: center; gap: 32px; margin-top: 44px; }
.contact .button-primary { background: var(--ink); color: white; }
.contact-links { display: flex; flex-direction: column; align-items: flex-start; gap: 10px; }
.contact-links a { font-weight: 700; border-bottom: 1px solid rgba(18,19,18,.35); padding-bottom: 4px; }
.contact-links a:hover { border-bottom-color: var(--ink); }
.coverage { position: relative; margin-top: 90px; border-top: 1px solid rgba(18,19,18,.24); padding-top: 18px; display: grid; grid-template-columns: repeat(3,1fr); gap: 30px; font-size: 12px; }
.coverage > div { display: grid; gap: 8px; }
.coverage span { font-weight: 700; letter-spacing: .16em; }
.coverage p { margin: 0; }

footer { min-height: 150px; background: var(--ink); color: rgba(255,255,255,.55); display: grid; grid-template-columns: 1fr auto auto; align-items: center; gap: 60px; padding: 34px max(24px, calc((100vw - var(--max))/2)); font-size: 12px; }
.footer-logo { display: block; width: 92px; height: 86px; object-fit: cover; border-radius: 6px; }
footer p { margin: 0; }
footer a { color: inherit; text-decoration: underline; text-underline-offset: 3px; }

.whatsapp-float { position: fixed; z-index: 30; right: 24px; bottom: 24px; width: 58px; height: 58px; border-radius: 50%; background: #25d366; display: grid; place-items: center; box-shadow: 0 12px 32px rgba(0,0,0,.22); transition: transform .2s; }
.whatsapp-float:hover { transform: translateY(-3px) scale(1.03); }
.whatsapp-float svg { width: 31px; height: 31px; fill: white; }

@media (max-width: 1020px) {
  .hero { grid-template-columns: 1fr; padding-top: 150px; min-height: auto; }
  .hero::after { width: 100%; height: 43%; top: auto; bottom: 0; }
  .hero-content { padding: 20px 0 85px; }
  .hero-visual { min-height: 620px; }
  .hero-meta { position: relative; left: auto; bottom: auto; margin-top: 70px; grid-column: 1; }
  .statement, .section-heading { grid-template-columns: 1fr; gap: 16px; }
  .statement > div { grid-template-columns: 1fr 1fr; }
  .service-grid { grid-template-columns: repeat(2, 1fr); }
  .equipment { grid-template-columns: 1fr; gap: 70px; }
  .projects-head { grid-template-columns: 1fr; gap: 30px; }
  .field-gallery { grid-template-columns: 1fr 1fr; }
  .process { grid-template-columns: 1fr; gap: 70px; }
  .process-intro { position: static; }
  footer { grid-template-columns: 1fr 1fr; }
  footer > p:first-of-type { display: none; }
}

@media (max-width: 760px) {
  .site-header { height: 82px; width: calc(100% - 32px); }
  .brand-logo { width: 64px; height: 60px; }
  .menu-button { display: block; z-index: 3; }
  .main-nav { position: fixed; inset: 0 -16px auto -16px; min-height: 100vh; background: var(--ink); padding: 120px 32px 40px; flex-direction: column; align-items: stretch; gap: 12px; transform: translateY(-105%); opacity: 0; pointer-events: none; transition: transform .3s ease, opacity .3s ease; }
  .main-nav.open { transform: translateY(0); opacity: 1; pointer-events: auto; }
  .main-nav a { padding: 15px 0; font-size: 20px; border-bottom: 1px solid rgba(255,255,255,.14); }
  .main-nav .nav-cta { margin-top: 20px; padding: 16px; text-align: center; background: var(--yellow); color: var(--ink); border: 0; }
  .hero { padding: 120px 18px 70px; }
  .hero-content { padding-bottom: 62px; }
  .eyebrow { margin-bottom: 26px; font-size: 10px; }
  h1 { font-size: clamp(46px, 14vw, 68px); }
  .hero-lead { font-size: 16px; }
  .hero-actions { align-items: flex-start; flex-direction: column; gap: 22px; }
  .hero-visual { min-height: 480px; }
  .coordinate-card { left: 14px; width: calc(100% - 28px); }
  .hero-meta { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; margin-top: 58px; }
  .section-pad { padding: 82px 18px; }
  .statement > div { grid-template-columns: 1fr; gap: 28px; }
  .statement h2, .section-heading h2, .projects-head h2, .process h2 { font-size: 40px; }
  .section-heading { margin-bottom: 48px; }
  .service-grid { grid-template-columns: 1fr; }
  .equipment h2 { font-size: 44px; }
  .service-card { min-height: 380px; }
  .project-row { grid-template-columns: 68px 1fr 38px; min-height: 132px; gap: 14px; }
  .field-gallery { grid-template-columns: 1fr; min-height: 0; }
  .field-shot { min-height: 320px; }
  .project-row strong { display: none; }
  .project-row h3 { font-size: 20px; }
  .project-arrow { width: 36px; height: 36px; }
  .process-steps li { grid-template-columns: 46px 1fr; }
  .contact { min-height: 650px; }
  .contact h2 { font-size: 49px; }
  .contact-actions { align-items: flex-start; flex-direction: column; }
  .contact-links { font-size: 14px; }
  .coverage { grid-template-columns: 1fr; }
  footer { grid-template-columns: 1fr; gap: 24px; padding-top: 44px; padding-bottom: 44px; }
  .whatsapp-float { width: 54px; height: 54px; right: 16px; bottom: 16px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: .01ms !important; }
}