/* =============================================================
   España Business — URBANISMO · Light Architectural / Blueprint
   Self-contained stylesheet (no shared base with Entertainment)
   ============================================================= */

:root {
  --bg:      #F3F1EA;   /* cream concrete (keep) */
  --bg-2:    #E9E5DA;   /* sand */
  --paper:   #FFFFFF;
  --ink:     #15171C;   /* near-black text */
  --ink-2:   #3A3F49;
  --steel:   #6B7079;   /* metadata gray */
  --navy:    #1E3A5F;   /* primary blue — used generously */
  --navy-2:  #2C507E;
  --blue-deep: #15324F; /* deep navy for feature sections (replaces black) */
  --gold:    #B0883E;   /* elegant gold detail */
  --amber:   #B0883E;   /* alias → gold (drives section nums, flags, hairlines) */
  --line:    rgba(20,23,28,.15);
  --line-2:  rgba(20,23,28,.07);
  --grid:    rgba(30,58,95,.05);  /* faint blue blueprint grid on cream */

  --sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
  --display: "Space Grotesk", "Inter", system-ui, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, "SFMono-Regular", monospace;

  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --container: 1280px;
  --gutter: clamp(1.2rem, 4vw, 3.4rem);
}

/* Reset */
*, *::before, *::after { box-sizing: border-box; margin: 0; }
html { -webkit-text-size-adjust: 100%; overflow-x: clip; scroll-behavior: smooth; }
body {
  font-family: var(--sans);
  font-size: 16px; line-height: 1.62;
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  overflow-x: clip;
}
img, svg { display: block; max-width: 100%; }
img { height: auto; }
button { font: inherit; color: inherit; cursor: pointer; border: 0; background: none; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
p { text-wrap: pretty; }
h1, h2, h3, h4 { text-wrap: balance; line-height: 1.05; letter-spacing: -0.02em; font-family: var(--display); font-weight: 600; }
::selection { background: var(--navy); color: #fff; }
:focus-visible { outline: 2px solid var(--navy); outline-offset: 3px; }

.container { width: 100%; max-width: var(--container); margin-inline: auto; padding-inline: var(--gutter); }
.skip-link { position: fixed; top: -100px; left: 1rem; padding: .6rem 1rem; background: var(--ink); color: var(--bg); z-index: 9999; font-weight: 600; }
.skip-link:focus { top: 1rem; }

/* Blueprint grid background motif */
.blueprint {
  background-image:
    linear-gradient(var(--grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid) 1px, transparent 1px);
  background-size: 44px 44px;
}

/* Kickers / labels — technical mono */
.kicker, .section-kicker {
  font-family: var(--mono);
  font-size: .72rem; letter-spacing: .2em; text-transform: uppercase;
  color: var(--navy);
  display: inline-flex; align-items: center; gap: .6rem;
}
.section-kicker::before {
  content: ""; width: 26px; height: 1px; background: var(--amber);
}
.section-title {
  font-family: var(--display);
  font-weight: 600;
  font-size: clamp(1.9rem, 4.6vw, 3.4rem);
  line-height: 1.04; letter-spacing: -0.03em;
  max-width: 22ch; margin-top: 1rem;
}
.section-title em { font-style: normal; color: var(--navy); }
.section-num {
  font-family: var(--mono); font-size: .78rem; color: var(--amber);
  letter-spacing: .1em;
}

/* Reveal */
.reveal { opacity: 0; transform: translateY(22px); transition: opacity .8s var(--ease-out), transform .8s var(--ease-out); }
.reveal.is-visible { opacity: 1; transform: none; }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .5rem;
  padding: .9rem 1.5rem; font-weight: 600; font-size: .92rem;
  border-radius: 2px;
  transition: transform .35s var(--ease-out), background .35s, color .35s, border-color .35s;
}
.btn-primary { background: var(--navy); color: #fff; }
.btn-primary:hover { background: var(--ink); transform: translateY(-2px); }
.btn-ghost { border: 1px solid var(--line); color: var(--ink); }
.btn-ghost:hover { border-color: var(--navy); color: var(--navy); }
.link-arrow { color: var(--navy); font-weight: 600; transition: gap .3s; display: inline-flex; gap: .4rem; }
.link-arrow:hover { gap: .8rem; }

/* =============================================================
   Nav
   ============================================================= */
.nav {
  position: fixed; inset: 0 0 auto 0; z-index: 1000;
  display: flex; align-items: center; justify-content: space-between; gap: 2rem;
  padding: 1rem var(--gutter);
  border-bottom: 1px solid transparent;
  transition: background .4s var(--ease-out), border-color .4s, padding .4s;
}
.nav.is-solid {
  background: rgba(243,241,234,.9);
  backdrop-filter: blur(12px) saturate(120%);
  -webkit-backdrop-filter: blur(12px) saturate(120%);
  border-bottom-color: var(--line);
  padding-block: .7rem;
}
.nav-brand { display: inline-flex; align-items: center; }
.brand-logo { height: 30px; width: auto; display: block; transition: opacity .35s; }
.nav-brand:hover .brand-logo { opacity: .82; }
.nav-links { display: none; gap: 1.9rem; margin-left: auto; }
.nav-links a { font-size: .9rem; color: var(--ink-2); position: relative; padding-block: .3rem; transition: color .3s; }
.nav-links a::after { content:""; position:absolute; left:0; bottom:0; width:100%; height:1px; background: var(--navy); transform: scaleX(0); transform-origin: left; transition: transform .35s var(--ease-out); }
.nav-links a:hover { color: var(--ink); }
.nav-links a:hover::after { transform: scaleX(1); }
.nav-cross { color: var(--amber) !important; font-weight: 600; }
.nav-cta { display: none; }
.nav-burger { display: flex; flex-direction: column; gap: 5px; width: 38px; height: 38px; align-items: center; justify-content: center; margin-left: auto; }
.nav-burger span { width: 22px; height: 2px; background: var(--ink); transition: transform .4s var(--ease-out), opacity .3s; }
.nav-burger.is-open span:first-child { transform: translateY(3.5px) rotate(45deg); }
.nav-burger.is-open span:last-child { transform: translateY(-3.5px) rotate(-45deg); }
.mobile-menu { position: fixed; inset: 0; z-index: 999; background: rgba(243,241,234,.98); backdrop-filter: blur(8px); display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 1.4rem; opacity: 0; pointer-events: none; transition: opacity .4s var(--ease-out); }
.mobile-menu.is-open { opacity: 1; pointer-events: auto; }
.mobile-menu a { font-family: var(--display); font-size: 1.7rem; color: var(--ink); }
.mobile-menu a:hover { color: var(--navy); }
.mobile-menu-cta { margin-top: .8rem; background: var(--navy); color: #fff !important; padding: .8rem 1.7rem; border-radius: 2px; font-size: 1rem !important; }

/* =============================================================
   Hero
   ============================================================= */
.u-hero {
  position: relative;
  padding: 8.5rem var(--gutter) 0;
  border-bottom: 1px solid var(--line);
}
.u-hero-grid {
  max-width: var(--container); margin-inline: auto;
  display: grid; grid-template-columns: 1fr; gap: 2.5rem;
  align-items: end;
}
.u-hero-copy { padding-bottom: 3rem; }
.u-hero-tag {
  font-family: var(--mono); font-size: .72rem; letter-spacing: .2em; text-transform: uppercase;
  color: var(--navy); display: inline-flex; align-items: center; gap: .6rem; margin-bottom: 1.4rem;
}
.u-hero-tag::before { content:""; width: 8px; height: 8px; background: var(--amber); }
.u-hero h1 {
  font-family: var(--display);
  font-size: clamp(2.4rem, 6.5vw, 5rem);
  line-height: 1.0; letter-spacing: -0.035em; font-weight: 700;
}
.u-hero h1 em { font-style: normal; color: var(--navy); }
.u-hero-sub { margin-top: 1.4rem; color: var(--ink-2); max-width: 46ch; font-size: clamp(1rem,1.5vw,1.18rem); }
.u-hero-actions { display: flex; flex-wrap: wrap; gap: .9rem; margin-top: 2rem; }
.u-hero-fig {
  position: relative;
  aspect-ratio: 4/5;
  border: 1px solid var(--line);
  overflow: hidden;
  align-self: stretch;
}
.u-hero-fig img { width: 100%; height: 100%; object-fit: cover; }
.u-hero-fig figcaption {
  position: absolute; left: 0; bottom: 0;
  font-family: var(--mono); font-size: .66rem; letter-spacing: .12em; text-transform: uppercase;
  color: #fff; background: var(--navy); padding: .5rem .8rem;
}
.u-hero-corner {
  position: absolute; top: 12px; right: 12px; z-index: 2;
  font-family: var(--mono); font-size: .6rem; letter-spacing: .15em;
  color: #fff; mix-blend-mode: difference;
}

/* Stat ribbon */
.u-stats {
  border-bottom: 1px solid var(--line);
  background: var(--paper);
}
.u-stats-grid {
  max-width: var(--container); margin-inline: auto;
  display: grid; grid-template-columns: 1fr 1fr;
}
.u-stat {
  padding: 2rem var(--gutter);
  border-right: 1px solid var(--line-2); border-top: 1px solid var(--line-2);
}
.u-stat-num { font-family: var(--display); font-weight: 700; font-size: clamp(1.8rem,4vw,2.8rem); color: var(--ink); }
.u-stat-num span { color: var(--navy); }
.u-stat-label { font-family: var(--mono); font-size: .68rem; letter-spacing: .12em; text-transform: uppercase; color: var(--steel); margin-top: .4rem; }

/* Section shell */
.u-section { padding-block: clamp(4rem, 8vw, 7rem); border-bottom: 1px solid var(--line-2); }
.u-section-head { display: flex; flex-direction: column; gap: .2rem; margin-bottom: 2.6rem; }

/* Services */
.services-grid {
  display: grid; grid-template-columns: 1fr; gap: 0;
  border-top: 1px solid var(--line);
}
.service {
  padding: 1.8rem 0;
  border-bottom: 1px solid var(--line);
  display: grid; grid-template-columns: auto 1fr; gap: 1.2rem;
  transition: background .35s, padding-left .35s var(--ease-out);
}
.service:hover { background: var(--paper); padding-left: 1rem; }
.service-id { font-family: var(--mono); font-size: .8rem; color: var(--amber); padding-top: .3rem; }
.service h3 { font-family: var(--display); font-size: 1.25rem; margin-bottom: .5rem; }
.service p { color: var(--ink-2); font-size: .95rem; max-width: 60ch; }

/* Methodology timeline */
.method { background: var(--blue-deep); color: #EAF0F8; }
.method .section-title { color: #fff; }
.method .section-kicker { color: #A9C2DF; }
.method .section-num { color: var(--amber); }
.method-steps {
  display: grid; grid-template-columns: 1fr; gap: 0;
  margin-top: 2.4rem; border-top: 1px solid rgba(255,255,255,.14);
}
.method-step {
  display: grid; grid-template-columns: auto 1fr; gap: 1.4rem;
  padding: 1.5rem 0; border-bottom: 1px solid rgba(255,255,255,.14);
  align-items: baseline;
}
.method-step .step-no { font-family: var(--mono); font-size: 1.1rem; color: var(--amber); }
.method-step h3 { font-family: var(--display); color:#fff; font-size: 1.2rem; }
.method-step p { color: #b9bdc7; font-size: .92rem; margin-top: .3rem; }

/* Projects */
.projects-grid { display: grid; grid-template-columns: 1fr; gap: 1.4rem; margin-top: 2.6rem; }
.project {
  border: 1px solid var(--line);
  border-top: 2px solid var(--gold);
  background: var(--paper);
  overflow: hidden;
  display: flex; flex-direction: column;
  transition: transform .4s var(--ease-out), box-shadow .4s;
}
.project:hover { transform: translateY(-5px); box-shadow: 0 24px 50px -30px rgba(20,23,28,.4); }
.project-media { aspect-ratio: 16/10; overflow: hidden; border-bottom: 1px solid var(--line); }
.project-media img { width: 100%; height: 100%; object-fit: cover; filter: saturate(1.02); transition: transform .8s var(--ease-out); }
.project:hover .project-media img { transform: scale(1.05); }
.project-body { padding: 1.5rem; }
.project-flag { font-family: var(--mono); font-size: .66rem; letter-spacing: .14em; text-transform: uppercase; color: var(--amber); }
.project-body h3 { font-family: var(--display); font-size: 1.45rem; margin: .5rem 0 .5rem; }
.project-body p { color: var(--ink-2); font-size: .92rem; }
.project-spec { margin-top: 1rem; padding-top: 1rem; border-top: 1px solid var(--line-2); display: grid; gap: .35rem; }
.project-spec div { display: flex; justify-content: space-between; gap: 1rem; font-size: .82rem; }
.project-spec dt { font-family: var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--steel); font-size: .68rem; }
.project-spec dd { color: var(--ink); text-align: right; }

/* Capabilities chips */
.caps { display: flex; flex-wrap: wrap; gap: .7rem; margin-top: 2.4rem; }
.caps li {
  font-family: var(--mono); font-size: .8rem;
  border: 1px solid var(--line); padding: .55rem 1rem; border-radius: 2px;
  color: var(--ink-2); transition: border-color .3s, color .3s, background .3s;
}
.caps li:hover { border-color: var(--navy); color: var(--navy); background: var(--paper); }
.caps-note { margin-top: 1.6rem; color: var(--steel); font-size: .95rem; max-width: 60ch; }

/* Two-col band (banca) */
.band { background: var(--bg-2); }
.band-grid { display: grid; grid-template-columns: 1fr; gap: 2rem; align-items: center; }
.band-copy h2 { font-family: var(--display); font-size: clamp(1.6rem,3.5vw,2.4rem); }
.band-copy p { color: var(--ink-2); margin-top: 1rem; max-width: 50ch; }
.band-fig { aspect-ratio: 16/11; border: 1px solid var(--line); overflow: hidden; }
.band-fig img { width: 100%; height: 100%; object-fit: cover; }

/* Contact form */
.u-contact { background: var(--blue-deep); color: #EAF0F8; }
.u-contact .section-title { color: #fff; }
.u-contact .section-kicker { color: #9fb4d6; }
.u-contact-grid { display: grid; grid-template-columns: 1fr; gap: 2.6rem; margin-top: 1rem; }
.u-contact-info p { color: #b9bdc7; max-width: 40ch; margin: 1.2rem 0 1.6rem; }
.u-contact-list { display: grid; gap: .9rem; }
.u-contact-list li { display: flex; flex-direction: column; gap: .15rem; padding-bottom: .8rem; border-bottom: 1px solid rgba(255,255,255,.14); }
.u-contact-list span { font-family: var(--mono); font-size: .66rem; letter-spacing: .14em; text-transform: uppercase; color: var(--amber); }
.u-form { display: grid; gap: 1rem; background: rgba(255,255,255,.04); border: 1px solid rgba(255,255,255,.14); padding: 1.7rem; border-radius: 3px; }
.u-field { display: grid; gap: .4rem; }
.u-field label { font-family: var(--mono); font-size: .66rem; letter-spacing: .12em; text-transform: uppercase; color: #9aa0ab; }
.u-field input, .u-field textarea {
  width: 100%; background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.18);
  border-radius: 2px; padding: .8rem .9rem; color: #fff; font-family: var(--sans); font-size: .96rem;
  transition: border-color .3s, background .3s; resize: vertical;
}
.u-field input::placeholder, .u-field textarea::placeholder { color: #7f8590; }
.u-field input:focus, .u-field textarea:focus { outline: none; border-color: var(--amber); background: rgba(255,255,255,.1); }
.u-submit { margin-top: .3rem; background: var(--gold); color: #211806; border-radius: 2px; padding: .95rem 1.5rem; font-weight: 700; letter-spacing: .01em; transition: transform .3s var(--ease-out), background .3s; }
.u-submit:hover { transform: translateY(-2px); background: #C99A4A; }
.u-form-status { font-size: .85rem; color: var(--amber); min-height: 1.2em; }

/* Footer */
.u-footer { background: var(--bg); padding-block: 3rem 1.4rem; }
.u-footer-inner { display: grid; grid-template-columns: 1fr; gap: 1.8rem; padding-bottom: 2rem; border-bottom: 1px solid var(--line); }
.u-footer-brand .brand-logo { height: 34px; }
.u-footer-brand p { color: var(--steel); margin-top: .8rem; max-width: 40ch; font-size: .92rem; }
.u-footer-nav { display: flex; flex-wrap: wrap; gap: 1.1rem; align-content: start; }
.u-footer-nav a { color: var(--ink-2); font-size: .92rem; transition: color .3s; }
.u-footer-nav a:hover { color: var(--navy); }
.u-footer-bottom { display: flex; flex-wrap: wrap; gap: 1rem; justify-content: space-between; margin-top: 1.4rem; font-family: var(--mono); font-size: .74rem; color: var(--steel); }

/* =============================================================
   Responsive
   ============================================================= */
@media (min-width: 640px) {
  .services-grid { grid-template-columns: 1fr 1fr; column-gap: 2.4rem; }
  .projects-grid { grid-template-columns: 1fr 1fr; }
  .u-stats-grid { grid-template-columns: repeat(4, 1fr); }
}
@media (min-width: 960px) {
  .nav-links { display: flex; }
  .nav-cta { display: inline-flex; }
  .nav-burger, .mobile-menu { display: none; }
  .u-hero-grid { grid-template-columns: 1.1fr .9fr; gap: 3.5rem; }
  .method-steps { grid-template-columns: repeat(5, 1fr); }
  .method-step { grid-template-columns: 1fr; gap: .6rem; border-bottom: 0; border-right: 1px solid rgba(255,255,255,.14); padding: 0 1.4rem; }
  .method-step:first-child { padding-left: 0; }
  .method-step:last-child { border-right: 0; }
  .projects-grid { grid-template-columns: repeat(2, 1fr); }
  .band-grid { grid-template-columns: 1fr 1fr; gap: 3rem; }
  .u-contact-grid { grid-template-columns: 1fr 1fr; }
  .u-footer-inner { grid-template-columns: 2fr 1fr; }
}
@media (min-width: 1200px) {
  .projects-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}

/* =============================================================
   Technical drawings (cortes/planos) shown FULL, not cropped
   ============================================================= */
.u-hero-fig.is-drawing { background: #F6F6F1; }
.u-hero-fig.is-drawing img { object-fit: contain; padding: 10px; }
.project-media.is-drawing { background: #F6F6F1; }
.project-media.is-drawing img { object-fit: contain; padding: 8px; }

/* =============================================================
   Arena Medellín — showcase band
   ============================================================= */
.am-showcase { background: var(--bg-2); border-top: 1px solid var(--line); }
.am-grid { display: grid; grid-template-columns: 1fr; gap: 1.4rem; margin-top: 2.4rem; }
.am-fig { position: relative; border: 1px solid var(--line); border-top: 2px solid var(--gold); overflow: hidden; background: #fff; aspect-ratio: 16/10; transition: transform .4s var(--ease-out), box-shadow .4s; }
.am-fig:hover { transform: translateY(-4px); box-shadow: 0 22px 46px -28px rgba(20,23,28,.4); }
.am-fig img { width: 100%; height: 100%; object-fit: cover; }
.am-fig--draw { background: #F6F6F1; }
.am-fig--draw img { object-fit: contain; padding: 12px; }
.am-fig figcaption { position: absolute; left: 0; bottom: 0; font-family: var(--mono); font-size: .66rem; letter-spacing: .12em; text-transform: uppercase; color: #fff; background: var(--navy); padding: .5rem .8rem; }
@media (min-width: 760px) { .am-grid { grid-template-columns: 1fr 1fr; } }