:root {
  --ink: #102436;
  --ink-deep: #0a1a29;
  --paper: #f4efe8;
  --paper-light: #fbf8f3;
  --cobalt: #2453c6;
  --terracotta: #c94931;
  --gold: #b59656;
  --muted: #63707a;
  --line: rgba(16, 36, 54, 0.16);
  --serif: Georgia, "Times New Roman", serif;
  --sans: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --shell: min(1180px, calc(100vw - 48px));
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 94px; }
body { margin: 0; overflow-x: clip; color: var(--ink); background: var(--paper-light); font-family: var(--sans); line-height: 1.55; -webkit-font-smoothing: antialiased; }
body.menu-open { overflow: hidden; }
a { color: inherit; }
img { max-width: 100%; display: block; }
.shell { width: var(--shell); margin-inline: auto; }
.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; }
.skip-link { position: fixed; z-index: 100; top: 8px; left: 8px; transform: translateY(-160%); padding: 10px 14px; color: white; background: var(--ink-deep); }
.skip-link:focus { transform: none; }

.site-header { position: sticky; z-index: 50; top: 0; background: rgba(251, 248, 243, 0.94); border-bottom: 1px solid transparent; backdrop-filter: blur(16px); transition: border-color .25s, box-shadow .25s; }
.site-header.is-scrolled { border-color: var(--line); box-shadow: 0 10px 30px rgba(13, 33, 52, .06); }
.header-inner { min-height: 88px; display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 28px; }
.brand { display: inline-flex; width: fit-content; flex-direction: column; text-decoration: none; line-height: 1; }
.brand-main { font-family: var(--serif); font-size: 2rem; letter-spacing: .28em; }
.brand-sub { margin-top: 7px; font-size: .57rem; letter-spacing: .31em; text-transform: uppercase; }
.primary-nav { display: flex; align-items: center; gap: 30px; }
.primary-nav a, .site-footer nav a { position: relative; font-size: .83rem; text-decoration: none; }
.primary-nav a::after { content: ""; position: absolute; right: 0; bottom: -9px; left: 0; height: 1px; background: var(--terracotta); transform: scaleX(0); transform-origin: left; transition: transform .25s; }
.primary-nav a:hover::after, .primary-nav a:focus-visible::after { transform: scaleX(1); }
.header-cta { justify-self: end; }
.menu-toggle { display: none; padding: 10px; color: var(--ink); background: transparent; border: 0; }
.menu-toggle span:not(.sr-only) { display: block; width: 27px; height: 1px; margin: 7px 0; background: currentColor; transition: transform .25s; }

.button { display: inline-flex; min-height: 50px; align-items: center; justify-content: center; padding: 0 25px; color: white; background: var(--terracotta); border: 1px solid var(--terracotta); text-decoration: none; font-size: .76rem; font-weight: 650; letter-spacing: .08em; text-transform: uppercase; transition: background .25s, color .25s, transform .25s; }
.button:hover, .button:focus-visible { color: var(--terracotta); background: transparent; transform: translateY(-2px); }
.button-small { min-height: 43px; padding-inline: 22px; }
.button-light { color: var(--ink-deep); background: var(--paper-light); border-color: var(--paper-light); }
.button-light:hover, .button-light:focus-visible { color: white; background: transparent; }
.text-link { display: inline-flex; align-items: center; gap: 12px; width: fit-content; padding-bottom: 4px; border-bottom: 1px solid currentColor; text-decoration: none; font-size: .78rem; font-weight: 650; letter-spacing: .04em; }
.text-link span { transition: transform .2s; }
.text-link:hover span { transform: translate(3px, -2px); }
.eyebrow { margin: 0 0 22px; color: var(--terracotta); font-size: .69rem; font-weight: 700; letter-spacing: .2em; text-transform: uppercase; }
h1, h2, h3, p { margin-top: 0; }
h1, h2, h3 { font-family: var(--serif); font-weight: 400; line-height: 1.05; }
h2 { margin-bottom: 24px; font-size: clamp(2.3rem, 4.8vw, 4.7rem); letter-spacing: -.045em; }
.section-pad { padding-block: clamp(88px, 10vw, 150px); }

.hero { min-height: calc(100svh - 88px); display: grid; grid-template-columns: minmax(0, 49%) minmax(0, 51%); background: var(--paper); }
.hero-copy { display: grid; align-items: center; padding: 80px max(48px, calc((100vw - 1180px) / 2)); padding-right: clamp(36px, 6vw, 92px); }
.hero-copy-inner { max-width: 650px; }
.hero h1 { margin: 0 0 32px; font-size: clamp(3.6rem, 6.4vw, 7.5rem); letter-spacing: -.06em; }
.hero-lead { max-width: 630px; margin-bottom: 38px; color: #344552; font-family: var(--serif); font-size: clamp(1.14rem, 1.8vw, 1.48rem); line-height: 1.45; }
.hero-actions { display: flex; align-items: center; gap: 30px; flex-wrap: wrap; }
.hero-visual { position: relative; min-height: 650px; overflow: hidden; background: var(--ink-deep) url("assets/hero-madrid.png") center / cover no-repeat; }
.hero-visual::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(10,26,41,.2), transparent 45%), linear-gradient(0deg, rgba(10,26,41,.2), transparent 40%); }
.hero-note { position: absolute; z-index: 1; top: 54px; right: 50px; color: white; font-size: .64rem; letter-spacing: .17em; line-height: 1.6; text-transform: uppercase; }
.hero-note span { display: block; width: 44px; height: 1px; margin-bottom: 16px; background: rgba(255,255,255,.7); }

.conversation { color: var(--paper-light); background: var(--ink-deep); }
.conversation-grid { display: grid; grid-template-columns: .75fr 2fr; gap: 9vw; }
.conversation h2 { max-width: 980px; margin-bottom: 28px; }
.conversation p:last-child { max-width: 760px; color: rgba(255,255,255,.7); font-size: 1.08rem; }

.services { background: var(--paper-light); }
.section-heading { display: grid; grid-template-columns: 1.5fr .7fr; gap: 8vw; align-items: end; margin-bottom: 60px; }
.section-heading h2 { max-width: 770px; margin-bottom: 0; }
.section-heading > p { margin: 0 0 10px; color: var(--muted); }
.service-grid { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.service-card { position: relative; min-height: 440px; display: flex; flex-direction: column; padding: 40px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); background: rgba(255,255,255,.35); transition: background .25s, transform .25s; }
.service-card:hover { z-index: 1; background: white; transform: translateY(-8px); box-shadow: 0 22px 60px rgba(16,36,54,.08); }
.service-card svg { width: 48px; height: 48px; margin: 40px 0 44px; stroke: var(--gold); stroke-width: 1.5; fill: none; }
.service-number { color: var(--muted); font-size: .65rem; letter-spacing: .15em; }
.service-card h3 { margin-bottom: 20px; font-size: 2rem; }
.service-card p { color: var(--muted); }
.service-card .text-link { margin-top: auto; }

.sectors { color: white; background: var(--ink); }
.section-heading-light > p { color: rgba(255,255,255,.66); }
.sector-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1px; background: rgba(255,255,255,.18); }
.sector-card { position: relative; min-height: 360px; display: grid; align-content: end; padding: 44px; overflow: hidden; background: var(--ink-deep); isolation: isolate; }
.sector-card::before, .sector-card::after { content: ""; position: absolute; z-index: -1; opacity: .7; transition: transform .5s, opacity .5s; }
.sector-card::before { width: 280px; height: 280px; border: 1px solid rgba(255,255,255,.35); border-radius: 50%; top: -110px; right: -40px; }
.sector-card::after { width: 190px; height: 190px; background: var(--cobalt); bottom: -120px; right: 60px; transform: rotate(25deg); }
.sector-card:hover::before { transform: scale(1.15); opacity: 1; }
.sector-card:hover::after { transform: translateY(-24px) rotate(32deg); }
.sector-education::after { background: var(--terracotta); }
.sector-engineering::after { background: var(--gold); }
.sector-logistics::after { background: #387d7a; }
.sector-card > span { position: absolute; top: 38px; left: 44px; font-size: .66rem; letter-spacing: .18em; }
.sector-card h3 { margin-bottom: 12px; font-size: clamp(2.2rem, 4vw, 4rem); }
.sector-card p { max-width: 440px; margin-bottom: 0; color: rgba(255,255,255,.72); }

.perspectives { background: var(--paper); }
.perspectives-layout { display: grid; grid-template-columns: .85fr 1.35fr; gap: 9vw; }
.perspectives-intro { position: sticky; top: 130px; align-self: start; }
.perspectives-intro p:last-child { max-width: 450px; color: var(--muted); }
.perspective-list { border-top: 1px solid var(--line); }
.perspective-item { display: grid; grid-template-columns: 140px 1fr auto; align-items: center; gap: 28px; min-height: 155px; border-bottom: 1px solid var(--line); }
.perspective-item > span:first-child { color: var(--terracotta); font-size: .68rem; letter-spacing: .15em; text-transform: uppercase; }
.perspective-item h3 { margin: 0; font-size: clamp(1.5rem, 2.6vw, 2.55rem); }
.perspective-item > span:last-child { font-size: 1.4rem; transition: transform .2s; }
.perspective-item:hover > span:last-child { transform: translate(5px, -5px); }

.firm { background: var(--paper-light); }
.firm-grid { display: grid; grid-template-columns: .75fr 1.25fr; gap: 9vw; align-items: center; }
.firm-mark { min-height: 620px; display: grid; place-items: center; color: var(--paper-light); background: var(--ink-deep); }
.firm-mark span { font-family: var(--serif); font-size: clamp(12rem, 25vw, 23rem); line-height: .7; opacity: .9; }
.firm-lead { max-width: 720px; color: var(--muted); font-family: var(--serif); font-size: 1.35rem; }
.principles { margin-top: 54px; border-top: 1px solid var(--line); }
.principles > div { display: grid; grid-template-columns: 45px 130px 1fr; gap: 18px; padding: 22px 0; border-bottom: 1px solid var(--line); }
.principles span { color: var(--terracotta); font-size: .64rem; }
.principles strong { font-family: var(--serif); font-size: 1.1rem; font-weight: 400; }
.principles p { margin: 0; color: var(--muted); font-size: .88rem; }

.contact { color: white; background: var(--cobalt); }
.contact-grid { display: grid; grid-template-columns: 1.55fr .65fr; gap: 9vw; align-items: end; }
.contact .eyebrow { color: #d8e0ff; }
.contact h2 { max-width: 850px; }
.contact p { color: rgba(255,255,255,.72); }
.contact-details { display: flex; align-items: flex-start; flex-direction: column; gap: 11px; padding-left: 40px; border-left: 1px solid rgba(255,255,255,.35); }
.contact-details a:not(.button) { text-underline-offset: 4px; }
.contact-details address { margin: 14px 0 24px; color: rgba(255,255,255,.72); font-style: normal; }

.site-footer { padding: 56px 0 26px; background: var(--paper-light); }
.footer-grid { display: grid; grid-template-columns: 1fr auto 1fr; align-items: start; gap: 40px; }
.site-footer nav { display: flex; gap: 24px; }
.footer-motto { justify-self: end; color: var(--muted); font-size: .64rem; letter-spacing: .15em; text-transform: uppercase; }
.footer-bottom { display: flex; justify-content: space-between; gap: 30px; margin-top: 55px; padding-top: 20px; border-top: 1px solid var(--line); color: var(--muted); font-size: .72rem; }
.footer-bottom p { margin-bottom: 0; }
.site-footer .legal-links { display: flex; gap: 20px; flex-wrap: wrap; }
.site-footer .legal-links a { text-decoration: underline; text-underline-offset: 4px; }
.footer-disclaimer { margin-top: 18px; color: var(--muted); font-size: .72rem; }
.footer-disclaimer p { max-width: 880px; margin-bottom: 0; }

.legal-page { background: var(--paper-light); }
.legal-header { border-bottom-color: var(--line); }
.legal-header .header-inner { grid-template-columns: 1fr auto; }
.legal-back { font-size: .82rem; font-weight: 650; text-decoration: none; }
.legal-back:hover, .legal-back:focus-visible { text-decoration: underline; text-underline-offset: 5px; }
.legal-main { padding-block: clamp(70px, 9vw, 130px); }
.legal-document { max-width: 850px; }
.legal-document > header { margin-bottom: 64px; padding-bottom: 42px; border-bottom: 1px solid var(--line); }
.legal-document h1 { max-width: 800px; margin-bottom: 22px; font-size: clamp(3.2rem, 8vw, 6.5rem); letter-spacing: -.055em; }
.legal-document .updated { margin-bottom: 0; color: var(--muted); font-size: .82rem; }
.legal-document section { margin-bottom: 46px; }
.legal-document h2 { margin-bottom: 16px; font-size: clamp(1.8rem, 3.4vw, 2.75rem); letter-spacing: -.03em; }
.legal-document h3 { margin: 28px 0 12px; font-size: 1.25rem; }
.legal-document p, .legal-document li { color: #344552; }
.legal-document ul { padding-left: 1.3rem; }
.legal-document li + li { margin-top: 8px; }
.legal-document a { color: var(--cobalt); text-underline-offset: 4px; }
.legal-highlight { margin: 32px 0; padding: 24px 28px; border-left: 4px solid var(--terracotta); background: var(--paper); }
.legal-highlight p:last-child { margin-bottom: 0; }
.legal-footer { margin-top: 40px; }

.reveal { opacity: 0; transform: translateY(22px); transition: opacity .65s ease, transform .65s ease; }
.reveal.is-visible { opacity: 1; transform: none; }

@media (max-width: 980px) {
  :root { --shell: min(100% - 36px, 760px); }
  .header-inner { grid-template-columns: 1fr auto; }
  .menu-toggle { display: block; justify-self: end; }
  .header-cta { display: none; }
  .primary-nav { position: fixed; inset: 88px 0 0; display: flex; align-items: flex-start; flex-direction: column; gap: 0; padding: 42px 28px; background: var(--paper-light); transform: translateX(100%); visibility: hidden; transition: transform .3s, visibility .3s; }
  .primary-nav a { width: 100%; padding: 18px 0; border-bottom: 1px solid var(--line); font-family: var(--serif); font-size: 2rem; }
  .menu-open .primary-nav { transform: none; visibility: visible; }
  .menu-open .menu-toggle span:nth-of-type(1) { transform: translateY(4px) rotate(45deg); }
  .menu-open .menu-toggle span:nth-of-type(2) { transform: translateY(-4px) rotate(-45deg); }
  .hero { min-height: auto; grid-template-columns: 1fr; }
  .hero-copy { padding: 90px 28px; }
  .hero-visual { min-height: 62vw; }
  .conversation-grid, .section-heading, .perspectives-layout, .firm-grid, .contact-grid { grid-template-columns: 1fr; gap: 45px; }
  .service-grid { grid-template-columns: 1fr; }
  .service-card { min-height: 370px; }
  .sector-grid { grid-template-columns: 1fr; }
  .perspectives-intro { position: static; }
  .firm-mark { min-height: 420px; }
  .contact-details { padding: 30px 0 0; border-top: 1px solid rgba(255,255,255,.35); border-left: 0; }
  .footer-grid { grid-template-columns: 1fr; }
  .site-footer nav { flex-wrap: wrap; }
  .footer-motto { justify-self: start; }
  .legal-header .header-inner { grid-template-columns: 1fr auto; }
}

@media (max-width: 620px) {
  :root { --shell: calc(100% - 28px); }
  .header-inner { min-height: 76px; }
  .brand-main { font-size: 1.55rem; }
  .primary-nav { inset-block-start: 76px; }
  .hero-copy { padding: 72px 20px 70px; }
  .hero h1 { font-size: clamp(3.15rem, 16vw, 5rem); }
  .hero-visual { min-height: 420px; background-position: 64% center; }
  .hero-note { top: 30px; right: 24px; }
  .service-card, .sector-card { padding: 30px; }
  .perspective-item { grid-template-columns: 1fr auto; gap: 12px; padding: 28px 0; }
  .perspective-item > span:first-child { grid-column: 1 / -1; }
  .principles > div { grid-template-columns: 36px 1fr; }
  .principles p { grid-column: 2; }
  .footer-bottom { flex-direction: column; gap: 4px; }
  .site-footer .legal-links { gap: 14px; }
  .legal-main { padding-block: 58px 80px; }
  .legal-document > header { margin-bottom: 44px; }
  .legal-highlight { padding: 20px; }
}

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

:focus-visible { outline: 3px solid #f2b64a; outline-offset: 4px; }