:root {
  --orange: #d96e2b;
  --orange-bright: #ef7b31;
  --copper: #4a2209;
  --ink: #1e1b18;
  --paper: #f3f0ea;
  --white: #ffffff;
  --muted: #6e6861;
  --line: rgba(30, 27, 24, 0.16);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: Arial, "Helvetica Neue", sans-serif;
  text-rendering: optimizeLegibility;
}
a { color: inherit; text-decoration: none; }
.shell { width: min(1200px, calc(100% - 48px)); margin: 0 auto; }

.temporary-bar { background: var(--ink); color: var(--white); }
.temporary-inner {
  min-height: 34px;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 24px;
  font-size: 0.66rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.temporary-inner > span { color: rgba(255,255,255,.42); }
.temporary-inner p { margin: 0; display: flex; align-items: center; gap: 9px; }
.temporary-inner i { width: 6px; height: 6px; border-radius: 50%; background: #62c47b; box-shadow: 0 0 0 4px rgba(98,196,123,.12); }
.temporary-inner a { justify-self: end; font-weight: 700; }

.site-header { position: relative; z-index: 20; border-bottom: 1px solid var(--line); background: var(--paper); }
.header-inner { min-height: 92px; display: grid; grid-template-columns: 250px 1fr auto; align-items: center; gap: 34px; }
.brand img { display: block; width: 222px; height: auto; }
nav { display: flex; justify-content: center; gap: 38px; }
nav a { font-size: .75rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; }
nav a:hover { color: var(--orange); }
.header-cta { min-height: 44px; padding: 0 18px; display: inline-flex; align-items: center; gap: 20px; background: var(--ink); color: var(--white); font-size: .76rem; font-weight: 700; }
.header-cta span { color: var(--orange-bright); font-size: 1rem; }

.hero { position: relative; overflow: hidden; border-bottom: 1px solid var(--line); }
.hero::before { content: ""; position: absolute; inset: 0 0 0 57%; background: var(--orange); }
.hero-lines { position: absolute; inset: 0; pointer-events: none; }
.hero-lines::before { content: ""; position: absolute; left: 57%; top: 0; bottom: 0; width: 1px; background: rgba(30,27,24,.25); }
.hero-lines span { position: absolute; height: 1px; background: rgba(30,27,24,.25); transform-origin: left; }
.hero-lines span:nth-child(1) { width: 31%; top: 25%; left: 57%; transform: rotate(18deg); }
.hero-lines span:nth-child(2) { width: 25%; top: 55%; left: 70%; transform: rotate(-22deg); }
.hero-lines span:nth-child(3) { width: 18%; top: 78%; left: 57%; transform: rotate(-12deg); }
.hero-lines span::after { content: ""; position: absolute; right: -5px; top: -5px; width: 9px; height: 9px; border: 1px solid var(--ink); border-radius: 50%; background: var(--orange); }
.hero-layout { position: relative; z-index: 2; min-height: 650px; display: grid; grid-template-columns: 1.15fr .85fr; align-items: center; gap: 84px; padding: 70px 0; }
.hero-copy { padding-right: 28px; }
.kicker, .section-index { margin: 0 0 24px; color: var(--copper); font-size: .7rem; font-weight: 800; letter-spacing: .16em; text-transform: uppercase; }
.kicker b { margin: 0 9px; color: var(--orange); }
.hero h1 { max-width: 760px; margin: 0; font-size: clamp(3.4rem, 6.1vw, 6rem); font-weight: 800; letter-spacing: -.075em; line-height: .92; }
.hero h1 span { color: var(--orange); }
.hero-lead { max-width: 650px; margin: 30px 0 0; color: var(--muted); font-size: 1rem; line-height: 1.7; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 32px; }
.button { min-height: 52px; padding: 0 22px; display: inline-flex; align-items: center; justify-content: center; gap: 24px; border: 1px solid var(--ink); font-size: .78rem; font-weight: 800; letter-spacing: .03em; }
.button-primary { background: var(--ink); color: var(--white); }
.button-primary span { color: var(--orange-bright); font-size: 1.1rem; }
.button-secondary { background: transparent; }
.button:hover, .header-cta:hover { transform: translateY(-2px); }

.capability-card { position: relative; min-height: 470px; padding: 34px; overflow: hidden; background: var(--ink); color: var(--white); box-shadow: 20px 20px 0 rgba(74,34,9,.22); }
.card-code { display: flex; align-items: center; justify-content: space-between; padding-bottom: 22px; border-bottom: 1px solid rgba(255,255,255,.15); color: rgba(255,255,255,.45); font-size: .65rem; letter-spacing: .16em; }
.card-code span:first-child { color: var(--orange-bright); font-weight: 900; }
.years-block { display: flex; align-items: flex-end; gap: 18px; margin-top: 36px; }
.years-block > strong { color: var(--orange-bright); font-size: 7.5rem; font-weight: 800; letter-spacing: -.09em; line-height: .75; }
.years-block div { padding-bottom: 6px; }
.years-block b, .years-block span { display: block; }
.years-block b { font-size: 1.25rem; text-transform: uppercase; }
.years-block span { margin-top: 4px; color: rgba(255,255,255,.45); font-size: .72rem; }
.capability-card > p { margin: 26px 0 30px; color: rgba(255,255,255,.52); font-size: .78rem; }
.scope-list { border-top: 1px solid rgba(255,255,255,.15); }
.scope-list span { min-height: 43px; display: grid; grid-template-columns: 42px 1fr; align-items: center; border-bottom: 1px solid rgba(255,255,255,.15); font-size: .72rem; letter-spacing: .04em; text-transform: uppercase; }
.scope-list b { color: var(--orange-bright); font-size: .65rem; }
.connector-mark { position: absolute; right: -28px; bottom: -28px; width: 120px; height: 120px; border: 1px solid rgba(217,110,43,.4); transform: rotate(45deg); }
.connector-mark i { position: absolute; width: 10px; height: 10px; border: 2px solid var(--orange); border-radius: 50%; background: var(--ink); }
.connector-mark i:nth-child(1) { top: -6px; left: 54px; }
.connector-mark i:nth-child(2) { left: -6px; top: 54px; }
.connector-mark i:nth-child(3) { right: -6px; top: 54px; }

.assurance { background: var(--white); border-bottom: 1px solid var(--line); }
.assurance-grid { display: grid; grid-template-columns: repeat(3,1fr); }
.assurance-grid > div { min-height: 118px; padding: 26px 30px; display: grid; grid-template-columns: 38px 1fr; align-items: center; gap: 18px; border-left: 1px solid var(--line); }
.assurance-grid > div:last-child { border-right: 1px solid var(--line); }
.assurance-grid > div > span { color: var(--orange); font-size: .68rem; font-weight: 800; }
.assurance-grid p { margin: 0; color: var(--muted); font-size: .72rem; line-height: 1.5; }
.assurance-grid strong { display: block; margin-bottom: 5px; color: var(--ink); font-size: .82rem; }

.section { padding: 112px 0; }
.section-heading { display: grid; grid-template-columns: 1.1fr .65fr; align-items: end; gap: 100px; margin-bottom: 54px; }
.section h2 { margin: 0; max-width: 760px; font-size: clamp(2.7rem, 5vw, 4.7rem); font-weight: 800; letter-spacing: -.065em; line-height: .96; }
.section-heading > p, .experience-heading > p:last-child, .contact-copy > p:last-child { margin: 0; color: var(--muted); font-size: .9rem; line-height: 1.7; }
.service-grid { border-top: 1px solid var(--ink); }
.service-card { min-height: 170px; display: grid; grid-template-columns: 90px 1fr 48px; align-items: center; gap: 24px; border-bottom: 1px solid var(--line); }
.service-number { color: var(--orange); font-size: .72rem; font-weight: 800; }
.service-card h3 { margin: 0 0 10px; font-size: 1.35rem; letter-spacing: -.02em; }
.service-card p { max-width: 720px; margin: 0; color: var(--muted); font-size: .84rem; line-height: 1.6; }
.service-card > a { width: 42px; height: 42px; display: grid; place-items: center; border: 1px solid var(--line); font-style: normal; transition: background .18s ease, color .18s ease; }
.service-card:hover > a { background: var(--orange); color: var(--white); }

.experience { background: var(--ink); color: var(--white); }
.experience-heading { display: grid; grid-template-columns: .35fr 1fr .55fr; align-items: end; gap: 56px; margin-bottom: 65px; }
.section-index.light { color: var(--orange-bright); }
.experience-heading > p:last-child { color: rgba(255,255,255,.48); }
.project-list { border-top: 1px solid rgba(255,255,255,.2); }
.project-list article { min-height: 138px; display: grid; grid-template-columns: 100px .75fr 1.25fr 20px; align-items: center; gap: 30px; border-bottom: 1px solid rgba(255,255,255,.16); }
.project-year { color: var(--orange-bright); font-size: .72rem; font-weight: 800; letter-spacing: .08em; }
.project-list h3 { margin: 0 0 7px; font-size: 1.15rem; }
.project-list article > div p { margin: 0; color: rgba(255,255,255,.4); font-size: .72rem; text-transform: uppercase; }
.project-scope { margin: 0; color: rgba(255,255,255,.56); font-size: .8rem; line-height: 1.6; }
.project-dot { width: 8px; height: 8px; border: 2px solid var(--orange); border-radius: 50%; }

.contact { background: var(--orange); }
.contact-layout { display: grid; grid-template-columns: .85fr 1.15fr; gap: 110px; align-items: start; }
.contact-copy .section-index { color: var(--ink); }
.contact-copy > p:last-child { max-width: 520px; margin-top: 26px; color: rgba(30,27,24,.72); }
.contact-panel { border-top: 1px solid rgba(30,27,24,.45); }
.contact-panel > a, .contact-panel > div { min-height: 94px; padding: 20px 8px; display: grid; grid-template-columns: 150px 1fr auto; align-items: center; gap: 20px; border-bottom: 1px solid rgba(30,27,24,.35); }
.contact-panel span { font-size: .67rem; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }
.contact-panel strong { font-size: .88rem; overflow-wrap: anywhere; }
.contact-panel i { font-style: normal; font-size: 1.3rem; }
.contact-primary strong { font-size: 1.35rem; }

footer { padding: 36px 0; background: #151311; color: var(--white); }
.footer-inner { display: grid; grid-template-columns: 190px 1fr auto; align-items: center; gap: 34px; }
.footer-inner img { display: block; width: 170px; height: auto; }
.footer-inner p, .footer-inner span { margin: 0; color: rgba(255,255,255,.42); font-size: .68rem; }
.mobile-whatsapp { display: none; }

:focus-visible { outline: 3px solid var(--orange-bright); outline-offset: 4px; }

@media (max-width: 960px) {
  .temporary-inner { grid-template-columns: 1fr auto; }
  .temporary-inner > span { display: none; }
  .header-inner { grid-template-columns: 220px 1fr; }
  nav { display: none; }
  .header-cta { justify-self: end; }
  .hero::before { inset: 50% 0 0; }
  .hero-lines { display: none; }
  .hero-layout { grid-template-columns: 1fr; gap: 55px; }
  .hero-copy { padding-right: 0; }
  .capability-card { width: min(100%, 650px); }
  .assurance-grid { grid-template-columns: 1fr; }
  .assurance-grid > div { border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
  .section-heading, .experience-heading, .contact-layout { grid-template-columns: 1fr; gap: 28px; }
  .experience-heading > p:last-child { max-width: 620px; }
  .contact-layout { gap: 58px; }
}

@media (max-width: 680px) {
  .shell { width: min(100% - 30px, 1200px); }
  .temporary-inner { min-height: 42px; grid-template-columns: 1fr; text-align: center; }
  .temporary-inner a { display: none; }
  .temporary-inner p { justify-content: center; font-size: .59rem; }
  .header-inner { min-height: 78px; grid-template-columns: 1fr; }
  .brand img { width: 185px; }
  .header-cta { display: none; }
  .hero-layout { min-height: auto; padding: 64px 0 70px; }
  .hero h1 { font-size: clamp(3rem, 14vw, 4.2rem); }
  .hero-lead { font-size: .9rem; }
  .hero-actions { flex-direction: column; }
  .button { width: 100%; }
  .capability-card { min-height: 440px; padding: 28px 24px; box-shadow: 10px 10px 0 rgba(74,34,9,.22); }
  .years-block > strong { font-size: 6rem; }
  .assurance-grid > div { min-height: 104px; padding: 22px 18px; }
  .section { padding: 76px 0; }
  .section h2 { font-size: clamp(2.45rem, 12vw, 3.5rem); }
  .service-card { min-height: 200px; grid-template-columns: 44px 1fr; gap: 14px; padding: 24px 0; }
  .service-card > a { display: none; }
  .service-card h3 { font-size: 1.15rem; }
  .project-list article { grid-template-columns: 62px 1fr; gap: 16px; padding: 24px 0; }
  .project-scope { grid-column: 2; }
  .project-dot { display: none; }
  .contact-panel > a, .contact-panel > div { grid-template-columns: 1fr; gap: 8px; padding: 22px 0; }
  .contact-panel i { display: none; }
  .footer-inner { grid-template-columns: 1fr; gap: 14px; padding-bottom: 56px; }
  .mobile-whatsapp { position: fixed; z-index: 30; left: 15px; right: 15px; bottom: 14px; min-height: 52px; display: flex; align-items: center; justify-content: space-between; padding: 0 22px; background: var(--ink); color: var(--white); box-shadow: 0 14px 36px rgba(0,0,0,.25); font-size: .78rem; font-weight: 800; }
  .mobile-whatsapp span { color: var(--orange-bright); font-size: 1.1rem; }
}

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