/* C-NERGY CONSULTANT, SRL - borrador de sitio */
:root {
  --ink: #1c1e21;
  --text: #4a4f56;
  --muted: #7a7f86;
  --rule: #dfe1e4;
  --paper: #ffffff;
  --paper-2: #f5f5f3;
  --accent: #06529a; /* azul del logo C-NERGY */
  --accent-dark: #043f77;
  --wrap: 1200px;
  --gutter: 48px;
  --sans: "IBM Plex Sans", system-ui, -apple-system, "Segoe UI", Arial, sans-serif;
  --cond: "IBM Plex Sans Condensed", "IBM Plex Sans", Arial, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: 88px; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--text);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.6;
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; }
h1, h2, h3 { color: var(--ink); margin: 0; font-weight: 400; }
p, dl, dd, ol, figure { margin: 0; padding: 0; }
ol { list-style: none; }

.wrap {
  width: 100%;
  max-width: calc(var(--wrap) + 2 * var(--gutter));
  margin: 0 auto;
  padding-left: var(--gutter);
  padding-right: var(--gutter);
}
.nowrap { white-space: nowrap; }
.br-mob { display: none; }
.visually-hidden {
  position: absolute; width: 1px; height: 1px; overflow: hidden;
  clip: rect(0 0 0 0); white-space: nowrap;
}

/* Header */
.site-header {
  position: sticky; top: 0; z-index: 10;
  background: rgba(255, 255, 255, 0.96);
  border-bottom: 1px solid var(--rule);
}
.header-row { display: flex; align-items: center; justify-content: space-between; height: 76px; }
.brand img { height: 40px; width: auto; }
.nav { display: flex; align-items: center; gap: 36px; font-size: 15px; }
.nav a { text-decoration: none; color: var(--text); transition: color .2s; }
.nav a:hover { color: var(--accent); }
.nav .nav-cta { color: var(--accent); font-weight: 500; }

/* Type */
.eyebrow, .label {
  font-size: 13px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  font-weight: 500;
}
.label { padding-top: 10px; border-top: 2px solid var(--accent); display: inline-block; }
h1 {
  font-size: clamp(40px, 4.8vw, 68px);
  line-height: 1.06;
  letter-spacing: -0.025em;
  font-weight: 300;
}
.h-statement {
  font-size: clamp(30px, 3.4vw, 46px);
  line-height: 1.12;
  letter-spacing: -0.02em;
  font-weight: 300;
}
.h-section {
  font-size: clamp(26px, 2.6vw, 36px);
  line-height: 1.18;
  letter-spacing: -0.015em;
  font-weight: 300;
  max-width: 24ch;
}
.body-lg { font-size: 19px; line-height: 1.6; max-width: 40em; margin-top: 28px; }

/* Grid */
.grid-12 { display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); column-gap: 24px; }
.col-label { grid-column: 1 / span 3; }
.col-main { grid-column: 4 / span 9; }

/* Hero */
.hero { padding-top: 112px; }
.hero .eyebrow { margin-bottom: 32px; }
.hero-foot {
  display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); column-gap: 24px;
  margin-top: 56px; align-items: end;
}
.lead { grid-column: 1 / span 6; font-size: 20px; line-height: 1.55; color: var(--text); }
.hero-actions {
  grid-column: 8 / span 5;
  display: flex; flex-wrap: wrap; align-items: center; justify-content: flex-end; gap: 16px 32px;
}
.btn {
  display: inline-block;
  background: var(--accent);
  color: #fff;
  text-decoration: none;
  font-size: 15px;
  font-weight: 500;
  padding: 15px 26px;
  border-radius: 2px;
  transition: background .2s;
}
.btn:hover { background: var(--accent-dark); }
.link { font-size: 15px; text-decoration: none; border-bottom: 1px solid var(--rule); padding-bottom: 2px; }
.link:hover { border-color: var(--accent); color: var(--accent); }
.hero-media { margin-top: 96px; }
.hero-media img { width: 100%; height: min(72vh, 760px); object-fit: cover; object-position: 50% 62%; }

/* Sections */
.section { padding: 144px 0 0; }
.position .triad {
  display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); column-gap: 24px;
  margin-top: 64px;
}
.triad div, .people div { border-top: 1px solid var(--rule); padding-top: 20px; }
.triad dt, .people dt { color: var(--ink); font-weight: 500; font-size: 16px; }
.triad dd, .people dd { margin-top: 8px; font-size: 15px; line-height: 1.55; padding-right: 16px; }

/* Services */
.services {
  display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); column-gap: 24px; row-gap: 72px;
  margin-top: 80px;
}
.services li { grid-column: span 2; border-top: 1px solid var(--ink); padding-top: 24px; padding-right: 20px; }
.services li:nth-child(n+4) { grid-column: span 3; }
.services .num { display: block; font-family: var(--cond); font-size: 15px; color: var(--accent); font-weight: 500; letter-spacing: 0.04em; }
.services h3 { font-size: 22px; line-height: 1.25; margin-top: 20px; letter-spacing: -0.01em; font-weight: 400; min-height: 2.5em; }
.services p { margin-top: 14px; font-size: 15.5px; line-height: 1.6; }

/* Method */
.method { }
.steps {
  display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); column-gap: 24px;
  margin-top: 80px;
}
.steps li { border-top: 1px solid var(--rule); padding-top: 24px; padding-right: 16px; }
.step-num {
  display: block; font-family: var(--cond); font-weight: 300;
  font-size: 88px; line-height: 1; color: var(--ink); letter-spacing: -0.02em;
}
.steps h3 { font-size: 19px; margin-top: 28px; font-weight: 500; }
.steps p { margin-top: 8px; font-size: 15.5px; }
.method-note {
  display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); column-gap: 24px;
  margin-top: 96px; align-items: start;
}
.photo-small { grid-column: 1 / span 5; }
.photo-small img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; }
.method-note p { grid-column: 6 / span 7; font-size: 19px; line-height: 1.6; color: var(--ink); font-weight: 300; }

/* Figures */
.figures {
  display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); column-gap: 24px;
  margin-top: 80px;
}
.figures div { border-top: 1px solid var(--ink); padding-top: 24px; padding-right: 16px; }
.figures dt {
  font-family: var(--cond); font-weight: 300; color: var(--ink);
  font-size: clamp(48px, 5vw, 72px); line-height: 1; letter-spacing: -0.02em; white-space: nowrap;
}
.figures .unit { font-size: 0.36em; letter-spacing: 0.02em; margin-left: 0.25em; color: var(--accent); font-weight: 400; }
.figures dd { margin-top: 18px; font-size: 15px; line-height: 1.55; }

.feature-photo { margin-top: 112px; }
.feature-photo img { width: 100%; aspect-ratio: 16 / 9; object-fit: cover; object-position: 50% 60%; }
figcaption { margin-top: 14px; font-size: 14px; color: var(--muted); }

.projects { width: 100%; border-collapse: collapse; margin-top: 80px; font-size: 15px; }
.projects th {
  text-align: left; font-weight: 500; font-size: 13px; letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--muted); padding: 0 24px 14px 0; border-bottom: 1px solid var(--ink);
}
.projects td { padding: 18px 24px 18px 0; border-bottom: 1px solid var(--rule); vertical-align: top; }
.projects td:first-child { color: var(--ink); }
.projects { table-layout: fixed; }
.projects th:nth-child(1) { width: 51%; }
.projects th:nth-child(2) { width: 25.5%; }
.projects th.year { width: 88px; }
.projects .year { text-align: right; padding-right: 0; white-space: nowrap; font-variant-numeric: tabular-nums; }
.footnote { margin-top: 20px; font-size: 14px; color: var(--muted); }

.team { margin-top: 128px; }
.team .body-lg { margin-top: 0; }
.people { display: grid; grid-template-columns: minmax(0, 1fr); max-width: 40em; margin-top: 48px; }

/* Contact */
.contact { padding-bottom: 144px; }
.contact-list {
  display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); column-gap: 24px;
  margin-top: 64px;
}
.contact-list div { border-top: 1px solid var(--ink); padding-top: 20px; }
.contact-list dt { font-size: 13px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--muted); font-weight: 500; }
.contact-list dd { margin-top: 10px; font-size: 19px; color: var(--ink); overflow-wrap: anywhere; }
.contact-list a { text-decoration: none; border-bottom: 1px solid var(--rule); transition: border-color .2s, color .2s; }
.contact-list a:hover { color: var(--accent); border-color: var(--accent); }

/* Footer */
.site-footer { border-top: 1px solid var(--rule); }
.footer-row { display: flex; justify-content: space-between; gap: 24px; padding-top: 32px; padding-bottom: 40px; font-size: 14px; color: var(--muted); }

/* Tablet */
@media (max-width: 1024px) {
  :root { --gutter: 36px; }
  .col-label { grid-column: 1 / -1; margin-bottom: 28px; }
  .col-main { grid-column: 1 / -1; }
  .lead { grid-column: 1 / -1; }
  .hero-actions { grid-column: 1 / -1; justify-content: flex-start; margin-top: 36px; }
  .services { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .services li, .services li:nth-child(n+4) { grid-column: auto; }
  .services li:last-child { grid-column: 1 / -1; }
  .steps, .figures { grid-template-columns: repeat(2, minmax(0, 1fr)); row-gap: 56px; }
  .photo-small { grid-column: 1 / span 5; }
  .method-note p { grid-column: 6 / span 7; }
}

/* Mobile */
@media (max-width: 640px) {
  :root { --gutter: 20px; }
  body { font-size: 16px; }
  .header-row { height: 64px; }
  .brand img { height: 28px; }
  .nav a:not(.nav-cta) { display: none; }
  html { scroll-padding-top: 72px; }
  .hero { padding-top: 64px; }
  .hero .eyebrow { margin-bottom: 24px; }
  h1 { font-size: 40px; }
  .hero-foot { margin-top: 32px; }
  .lead { font-size: 18px; }
  .hero-actions { flex-direction: column; align-items: flex-start; gap: 20px; margin-top: 32px; }
  .hero-media { margin-top: 56px; }
  .hero-media img { height: 300px; }
  .section { padding-top: 96px; }
  .body-lg { font-size: 17px; margin-top: 20px; }
  .position .triad, .services, .steps, .figures, .people, .contact-list {
    grid-template-columns: minmax(0, 1fr); row-gap: 40px;
  }
  .position .triad { margin-top: 48px; row-gap: 28px; }
  .services, .steps, .figures { margin-top: 56px; }
  .services { row-gap: 48px; }
  .services h3 { min-height: 0; }
  .step-num { font-size: 64px; }
  .steps h3 { margin-top: 20px; }
  .method-note { margin-top: 64px; row-gap: 24px; }
  .photo-small, .method-note p { grid-column: 1 / -1; }
  .method-note p { font-size: 17px; }
  .figures dt { font-size: 56px; }
  .feature-photo { margin-top: 72px; }
  .projects { margin-top: 56px; }
  .projects thead { display: none; }
  .projects tr { display: grid; grid-template-columns: minmax(0, 1fr) auto; column-gap: 16px; padding: 18px 0; border-bottom: 1px solid var(--rule); }
  .projects tr:first-child { border-top: 1px solid var(--ink); }
  .projects td { border: 0; padding: 0; width: auto !important; }
  .projects td:first-child { grid-column: 1; grid-row: 1; }
  .projects td.year { grid-column: 2; grid-row: 1; color: var(--muted); }
  .projects td:nth-child(2), .projects td:nth-child(3) { grid-column: 1 / -1; font-size: 14.5px; color: var(--muted); margin-top: 4px; }
  .projects td:nth-child(3) { margin-top: 0; }
  .projects td.empty { display: none; }
  .br-desk { display: none; }
  .br-mob { display: inline; }
  .team { margin-top: 96px; }
  .people { margin-top: 36px; }
  .contact { padding-bottom: 96px; }
  .contact-list { margin-top: 48px; row-gap: 28px; }
  .footer-row { flex-direction: column; gap: 4px; }
}