/* =========================================================
   SmartBrix Construction · smartbrix.com
   Sistema de identidad Grupo PEB Corp aplicado a SmartBrix
   (Manual de Uso: verde #6DBD04 · ancla Carbon #1A1A1A)
   Self-hosted variable fonts - no external requests.
   ========================================================= */

@font-face {
  font-family: 'Space Grotesk';
  font-style: normal;
  font-weight: 300 700;
  font-display: swap;
  src: url("fonts/spacegrotesk-latin.woff2") format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'Space Grotesk';
  font-style: normal;
  font-weight: 300 700;
  font-display: swap;
  src: url("fonts/spacegrotesk-latin-ext.woff2") format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 100 900;
  font-display: swap;
  src: url("fonts/inter-400-latin.woff2") format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 100 900;
  font-display: swap;
  src: url("fonts/inter-400-latin-ext.woff2") format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: 'JetBrains Mono';
  font-style: normal;
  font-weight: 400 800;
  font-display: swap;
  src: url("fonts/jetbrainsmono-400-latin.woff2") format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: 'JetBrains Mono';
  font-style: normal;
  font-weight: 400 800;
  font-display: swap;
  src: url("fonts/jetbrainsmono-400-latin-ext.woff2") format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}

:root {
  /* Verde Grupo — Manual de Uso (Pantone 376 C) */
  --peb-verde: #6DBD04;
  --peb-verde-dark: #5FA803;
  --peb-verde-ink: #3E7002;   /* WCAG-AA text green (5.9:1 on paper) */
  --verde-100: #EAF6D8;

  /* SmartBrix dark anchor — Carbón (Pantone Black 6 C). Brand law: never PEB navy. */
  --peb-navy: #1A1A1A;
  --peb-navy-deep: #101012;
  --peb-navy-soft: #2A2A2E;

  /* Neutrals */
  --ink: #0A0E13;
  --ink-80: #1C2128;
  --ink-60: #3A4048;
  --paper: #F5F2EC;
  --paper-alt: #EDE9E1;
  --paper-line: #D9D4C8;
  --muted: #63696F;

  /* Alerts */
  --warn: #E39D0B;
  --error: #C43636;

  /* Typography */
  --font-display: 'Space Grotesk', system-ui, -apple-system, sans-serif;
  --font-body: 'Inter', system-ui, -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, Menlo, monospace;

  /* Layout */
  --nav-h: 68px;
  --strip-h: 32px;
  --max: 1240px;
  --gutter: clamp(20px, 4vw, 56px);
  --radius: 2px;
  --radius-lg: 4px;
}

/* =========================================================
   INTERIOR PAGE STYLES (breadcrumb, pillar hero, quick facts, prose)
   ========================================================= */

.breadcrumb {
  background: transparent;
  padding: 0;
  margin: 0;
  position: absolute;
  top: calc(32px + var(--nav-h) + 28px);
  left: 0; right: 0;
  z-index: 6;
  pointer-events: none;
}
.breadcrumb-inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 var(--gutter);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.55);
  pointer-events: auto;
}
.breadcrumb-inner a {
  color: rgba(255,255,255,0.85);
  text-decoration: none;
}
.breadcrumb-inner a:hover { color: var(--peb-verde); }
.bc-sep { margin: 0 10px; opacity: 0.4; color: rgba(255,255,255,0.4); }

/* Pillar hero — used on interior pages */
.pillar-hero {
  position: relative;
  min-height: 620px;
  display: flex;
  align-items: flex-end;
  background: #0A0E13;
  color: #fff;
  overflow: hidden;
  padding: calc(32px + var(--nav-h) + 96px) var(--gutter) 84px;
  margin-top: 0;
}
.pillar-hero .pillar-ctas .btn-secondary {
  background: transparent;
  color: #fff;
  border: 1.5px solid rgba(255,255,255,0.35);
}
.pillar-hero .pillar-ctas .btn-secondary:hover {
  background: #fff;
  color: var(--peb-navy);
  border-color: #fff;
}
.pillar-hero-bg {
  position: absolute; inset: 0;
  background-size: cover; background-position: center;
  opacity: 0.55;
  filter: grayscale(0.08) contrast(1.1) brightness(0.78) saturate(0.9);
}
.pillar-hero::before {
  content: '';
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.04) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: linear-gradient(180deg, rgba(0,0,0,0.5) 0%, transparent 70%);
  pointer-events: none;
  z-index: 2;
}
.pillar-hero::after {
  content: '';
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse at 78% 30%, rgba(109,189,4,0.08) 0%, transparent 50%),
    linear-gradient(90deg, rgba(10,14,19,0.78) 0%, rgba(10,14,19,0.45) 45%, rgba(10,14,19,0.1) 100%);
  pointer-events: none;
  z-index: 2;
}
.pillar-hero-inner {
  position: relative; z-index: 5;
  max-width: var(--max);
  margin: 0 auto;
  width: 100%;
}
.pillar-pill {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--peb-verde);
  border: 1px solid rgba(109,189,4,0.4);
  padding: 6px 12px;
  margin-bottom: 22px;
}
.pillar-hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 4.6vw, 3.8rem);
  line-height: 1.04;
  letter-spacing: -0.025em;
  font-weight: 600;
  margin: 0 0 22px;
  max-width: 920px;
}
.pillar-hero h1 em {
  color: var(--peb-verde);
  font-style: normal;
  font-weight: 700;
}
.pillar-lead {
  font-size: clamp(1rem, 1.3vw, 1.18rem);
  line-height: 1.55;
  color: rgba(255,255,255,0.82);
  max-width: 740px;
  margin: 0 0 28px;
}
.pillar-ctas { display: flex; gap: 12px; flex-wrap: wrap; }

/* Generic section for interior pages */
.sec {
  padding: 90px var(--gutter);
  background: var(--paper);
}
.sec.alt { background: var(--paper-alt); }
.sec.dark { background: var(--ink); color: #fff; }
.sec.navy { background: var(--peb-navy); color: #fff; }
.sec-wrap { max-width: var(--max); margin: 0 auto; }
.sec-head-c {
  max-width: 780px;
  margin: 0 auto 56px;
  text-align: center;
}
.sec-head-c .kicker { display: inline-block; }
.sec-head-c h2 {
  font-family: var(--font-display);
  font-size: clamp(1.9rem, 3.2vw, 2.8rem);
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin: 14px 0 14px;
  color: var(--ink);
}
.sec.dark .sec-head-c h2, .sec.navy .sec-head-c h2 { color: #fff; }
.sec-head-c p { color: var(--muted); font-size: 1.05rem; line-height: 1.6; }
.sec.dark .sec-head-c p, .sec.navy .sec-head-c p { color: rgba(255,255,255,0.7); }

/* Prose block (readable paragraphs) */
.prose {
  max-width: 760px;
  margin: 0 auto;
  color: var(--ink-80);
  font-size: 1.06rem;
  line-height: 1.78;
}
.prose p + p { margin-top: 1.2em; }
.prose h3 {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 600;
  color: var(--ink);
  margin: 2em 0 0.6em;
  letter-spacing: -0.01em;
}
.prose strong { color: var(--ink); font-weight: 600; }

/* Quick-facts table */
.qf-table {
  max-width: 820px;
  margin: 0 auto;
  border-top: 2px solid var(--ink);
  border-bottom: 2px solid var(--ink);
}
.qf-row {
  display: grid;
  grid-template-columns: 240px 1fr;
  padding: 16px 0;
  border-bottom: 1px solid var(--paper-line);
  font-size: 0.95rem;
  gap: 20px;
}
.qf-row:last-child { border-bottom: none; }
.qf-row dt {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--muted);
  padding-top: 3px;
}
.qf-row dd {
  margin: 0;
  color: var(--ink);
  font-weight: 500;
}
@media (max-width: 640px) {
  .qf-row { grid-template-columns: 1fr; gap: 4px; }
}

/* Certification grid */
.cert-grid {
  max-width: var(--max);
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}
@media (max-width: 920px) { .cert-grid { grid-template-columns: repeat(2, 1fr); } }
.cert-card {
  background: #fff;
  border: 1px solid var(--paper-line);
  padding: 28px 22px;
  position: relative;
}
.cert-card .cert-num {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  color: var(--peb-verde-ink);
  text-transform: uppercase;
}
.cert-card .cert-title {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--ink);
  margin: 10px 0 10px;
  letter-spacing: -0.01em;
}
.cert-card .cert-body {
  font-size: 0.88rem;
  line-height: 1.55;
  color: var(--ink-80);
  margin: 0;
}

/* Project list (rows) */
.proj-list {
  max-width: 900px;
  margin: 0 auto;
  list-style: none;
  padding: 0;
  border-top: 1px solid var(--paper-line);
}
.proj-list li {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  padding: 22px 0;
  border-bottom: 1px solid var(--paper-line);
  gap: 24px;
}
.proj-list .proj-name {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--ink);
}
.proj-list .proj-meta {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-top: 6px;
}
.proj-list .proj-tag {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 5px 10px;
  border: 1px solid var(--paper-line);
  background: #fff;
  color: var(--ink);
  white-space: nowrap;
}

/* CTA band */
.cta-band {
  background: var(--peb-navy);
  color: #fff;
  padding: 80px var(--gutter);
  text-align: center;
}
.cta-band h2 {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  margin: 0 0 12px;
  color: #fff;
}
.cta-band p {
  color: rgba(255,255,255,0.7);
  margin: 0 0 26px;
  font-size: 1.05rem;
}
.cta-band .btn-secondary {
  background: transparent;
  color: #fff;
  border-color: rgba(255,255,255,0.3);
}
.cta-band .btn-secondary:hover {
  background: rgba(255,255,255,0.08);
  border-color: #fff;
}

/* Two-col layout for steel-framing benefits etc. */
.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 44px;
  max-width: var(--max);
  margin: 0 auto;
  align-items: start;
}
@media (max-width: 820px) { .two-col { grid-template-columns: 1fr; } }
.benefit-list { list-style: none; padding: 0; margin: 0; }
.benefit-list li {
  padding: 18px 0;
  border-bottom: 1px solid var(--paper-line);
  display: grid;
  grid-template-columns: 36px 1fr;
  gap: 14px;
  align-items: start;
}
.benefit-list li:first-child { border-top: 1px solid var(--paper-line); }
.benefit-list .bn {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--peb-verde-ink);
  letter-spacing: 0.08em;
  padding-top: 3px;
}
.benefit-list .bbody strong {
  font-family: var(--font-display);
  font-size: 1.05rem;
  color: var(--ink);
  font-weight: 600;
  letter-spacing: -0.005em;
}
.benefit-list .bbody p {
  margin: 4px 0 0;
  font-size: 0.94rem;
  line-height: 1.6;
  color: var(--ink-80);
}

/* Image card (sticky right column) */
.feature-img {
  background: var(--paper-alt);
  border: 1px solid var(--paper-line);
  aspect-ratio: 4/3;
  overflow: hidden;
}
.feature-img img { width: 100%; height: 100%; object-fit: cover; display: block; }
.feature-img-cap {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  margin-top: 10px;
}

/* Case cards (index) */
.cs-index-grid {
  max-width: var(--max);
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
@media (max-width: 1000px) { .cs-index-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .cs-index-grid { grid-template-columns: 1fr; } }
.cs-card {
  background: #fff;
  border: 1px solid var(--paper-line);
  text-decoration: none;
  color: inherit;
  display: block;
  transition: all 0.2s;
}
.cs-card:hover { border-color: var(--ink); transform: translateY(-2px); }
.cs-card .cs-img {
  aspect-ratio: 4/3;
  position: relative;
  background: var(--paper-alt);
  overflow: hidden;
}
.cs-card .cs-img img { width: 100%; height: 100%; object-fit: cover; display: block; }
.cs-card .cs-sector {
  position: absolute; top: 14px; left: 14px;
  background: #fff;
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 5px 10px;
  border: 1px solid var(--ink);
}
.cs-card .cs-country {
  position: absolute; top: 14px; right: 14px;
  background: rgba(3,21,87,0.9);
  color: #fff;
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 5px 10px;
}
.cs-card .cs-body { padding: 22px 20px; }
.cs-card h3 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--ink);
  margin: 0 0 14px;
  letter-spacing: -0.01em;
  line-height: 1.25;
}
.cs-card .cs-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}
.cs-card .cs-meta strong { color: var(--peb-navy); font-weight: 600; }

/* Pricing table */
.price-table {
  max-width: var(--max);
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  border: 1px solid var(--paper-line);
  background: #fff;
}
@media (max-width: 820px) { .price-table { grid-template-columns: 1fr; } }
.price-col { padding: 36px 28px; border-right: 1px solid var(--paper-line); }
.price-col:last-child { border-right: none; }
.price-col.featured { background: var(--ink); color: #fff; position: relative; }
.price-col.featured::before {
  content: 'Más común';
  position: absolute; top: -1px; right: 20px;
  background: var(--peb-verde);
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 5px 10px;
  font-weight: 600;
}
.price-col h3 {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 600;
  margin: 0 0 6px;
  letter-spacing: -0.01em;
}
.price-col .price-range {
  font-family: var(--font-display);
  font-size: 2.2rem;
  font-weight: 600;
  margin: 14px 0 6px;
  letter-spacing: -0.02em;
}
.price-col .price-range .unit {
  font-size: 0.9rem;
  color: var(--muted);
  font-weight: 400;
  margin-left: 4px;
}
.price-col.featured .price-range .unit { color: rgba(255,255,255,0.6); }
.price-col .price-desc {
  font-size: 0.92rem;
  line-height: 1.55;
  color: var(--ink-80);
  margin: 0 0 18px;
}
.price-col.featured .price-desc { color: rgba(255,255,255,0.7); }
.price-col ul { list-style: none; padding: 0; margin: 18px 0 0; }
.price-col ul li {
  font-size: 0.88rem;
  padding: 8px 0;
  border-bottom: 1px solid var(--paper-line);
  color: var(--ink-80);
}
.price-col.featured ul li {
  border-bottom-color: rgba(255,255,255,0.1);
  color: rgba(255,255,255,0.8);
}
.price-col ul li:last-child { border-bottom: none; }

/* Simple stats row */
.stat-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  max-width: var(--max);
  margin: 0 auto;
}
@media (max-width: 760px) { .stat-row { grid-template-columns: repeat(2, 1fr); } }
.stat-cell {
  text-align: left;
  border-top: 2px solid var(--ink);
  padding-top: 18px;
}
.sec.dark .stat-cell, .sec.navy .stat-cell { border-top-color: var(--peb-verde); }
.stat-cell .sn {
  font-family: var(--font-display);
  font-size: clamp(2rem, 3.5vw, 2.8rem);
  font-weight: 700;
  color: var(--ink);
  letter-spacing: -0.02em;
  line-height: 1;
}
.sec.dark .stat-cell .sn, .sec.navy .stat-cell .sn { color: #fff; }
.stat-cell .sl {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  margin-top: 10px;
}
.sec.dark .stat-cell .sl, .sec.navy .stat-cell .sl { color: rgba(255,255,255,0.6); }

/* Reset ============================================== */
*, *::before, *::after { margin:0; padding:0; box-sizing:border-box; }
html { scroll-behavior:smooth; font-size:16px; }
body {
  font-family: var(--font-body);
  background: var(--paper);
  color: var(--ink);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}
img { max-width:100%; display:block; }
a { color:inherit; text-decoration:none; }
button { font: inherit; cursor:pointer; }

::selection { background: var(--peb-verde); color: var(--ink); }

/* Tipografía base ======================================= */
h1, h2, h3, h4, h5 {
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--peb-navy);
  line-height: 1.1;
}
.dark h1, .dark h2, .dark h3, .dark h4,
.pillar-hero h1, .pillar-hero h2, .pillar-hero h3 { color: #fff; }
p { font-size: 1rem; line-height: 1.65; color: var(--ink-60); }
.dark p, .pillar-hero p { color: rgba(255,255,255,0.78); }

/* Etiquetas · kickers ·  tags ================================ */
.kicker {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--peb-verde-ink);
  display: inline-flex;
  align-items: center;
  gap: 10px;
}
.dark .kicker { color: var(--peb-verde); }
.kicker::before {
  content: "";
  width: 24px; height: 1px;
  background: currentColor;
  display: inline-block;
}

.code {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--peb-verde-ink);
  background: rgba(109, 189, 4, 0.1);
  padding: 2px 8px;
  border-radius: var(--radius);
  display: inline-block;
}
.dark .code { color: var(--peb-verde); background: rgba(109, 189, 4, 0.14); }

/* Botones =============================================== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 28px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.95rem;
  border: none;
  border-radius: var(--radius);
  cursor: pointer;
  transition: transform 0.2s ease, background 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
  white-space: nowrap;
}
.btn-primary {
  background: var(--peb-verde);
  color: var(--peb-navy);
}
.btn-primary:hover {
  background: var(--peb-verde-dark);
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(109, 189, 4, 0.25);
}
.btn-secondary {
  background: transparent;
  color: var(--peb-navy);
  border: 1.5px solid var(--peb-navy);
}
.btn-secondary:hover {
  background: var(--peb-navy);
  color: #fff;
}
.dark .btn-secondary {
  color: #fff;
  border-color: rgba(255,255,255,0.25);
}
.dark .btn-secondary:hover {
  background: #fff;
  color: var(--peb-navy);
  border-color: #fff;
}

/* Layout =============================================== */
.wrap { max-width: var(--max); margin: 0 auto; padding: 0 var(--gutter); }

section { padding: clamp(64px, 9vw, 112px) var(--gutter); }
.sec-head { max-width: 760px; margin-bottom: 48px; }
.sec-head.center { margin-left: auto; margin-right: auto; text-align: center; }
.sec-head h2 {
  font-size: clamp(1.75rem, 3.6vw, 2.6rem);
  margin: 12px 0 14px;
  text-wrap: balance;
}
.sec-head p { font-size: 1.05rem; max-width: 60ch; text-wrap: pretty; }
.sec-head.center p { margin-left: auto; margin-right: auto; }

.sec--dark {
  background: var(--ink);
  color: rgba(255,255,255,0.82);
}
.sec--dark h2, .sec--dark h3, .sec--dark h4 { color: #fff; }
.sec--dark.dark p { color: rgba(255,255,255,0.72); }

.sec--navy {
  background: var(--peb-navy);
  color: rgba(255,255,255,0.86);
}
.sec--navy h2, .sec--navy h3 { color: #fff; }

.sec--paper-alt {
  background: var(--paper-alt);
}

/* Nav =================================================== */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  height: var(--nav-h);
  background: rgba(10, 14, 19, 0.0);
  transition: background 0.3s ease, backdrop-filter 0.3s ease, border-color 0.3s ease;
  border-bottom: 1px solid transparent;
}
.nav.scrolled,
.nav.nav--solid {
  background: rgba(10, 14, 19, 0.92);
  backdrop-filter: blur(14px);
  border-bottom-color: rgba(255,255,255,0.06);
}
/* Interior pages (body has .interior) get solid nav from the start */
body.interior .nav {
  background: rgba(10, 14, 19, 0.92);
  backdrop-filter: blur(14px);
  border-bottom-color: rgba(255,255,255,0.06);
}
.nav-inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 var(--gutter);
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
}
.nav-brand {
  display: flex;
  align-items: center;
  gap: 10px;
}
.nav-brand img { height: 32px; width: auto; }
.nav-brand .mark-text {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.95rem;
  color: #fff;
  letter-spacing: -0.01em;
  white-space: nowrap;
  display: block;
  line-height: 1.1;
}
.nav-brand .mark-sub {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.14em;
  color: var(--peb-verde);
  margin-top: 2px;
  text-transform: uppercase;
  white-space: nowrap;
  line-height: 1;
}
.nav-links {
  display: flex;
  gap: 26px;
  align-items: center;
}
.nav-links a {
  font-family: var(--font-display);
  font-size: 0.88rem;
  font-weight: 500;
  color: rgba(255,255,255,0.72);
  transition: color 0.2s;
  position: relative;
}
.nav-links a:hover { color: var(--peb-verde); }
.nav-links a.active { color: #fff; }
.nav-right { display: flex; align-items: center; gap: 18px; }
.lang-pill {
  display: flex;
  gap: 2px;
  background: rgba(255,255,255,0.06);
  border-radius: var(--radius);
  padding: 3px;
}
.lang-pill button {
  background: transparent;
  border: none;
  color: rgba(255,255,255,0.6);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  padding: 6px 10px;
  border-radius: var(--radius);
  text-transform: uppercase;
}
.lang-pill button.active {
  background: var(--peb-verde);
  color: var(--peb-navy);
}
.nav-cta {
  padding: 9px 18px !important;
  font-size: 0.85rem !important;
}

.hamburger { display:none; flex-direction:column; gap:4px; padding:8px; background:none; border:none; }
.hamburger span { width:22px; height:2px; background:#fff; }

/* Grupo strip (arriba del nav, muy delgado) ================= */
.group-strip {
  background: var(--peb-navy-deep);
  color: rgba(255,255,255,0.75);
  font-size: 0.74rem;
  padding: 7px var(--gutter);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-family: var(--font-mono);
  letter-spacing: 0.06em;
  border-bottom: 1px solid rgba(255,255,255,0.05);
}
.group-strip .gs-left { display: flex; align-items: center; gap: 14px; }
.group-strip .gs-dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--peb-verde);
}
.group-strip .gs-right { display: flex; align-items: center; gap: 20px; }
.group-strip a { color: inherit; transition: color 0.2s; }
.group-strip a:hover { color: var(--peb-verde); }

/* Ajustar el nav para que baje debajo del strip */
.nav { top: 32px; }
@media (max-width: 1024px) {
  .group-strip .gs-right { gap: 14px; }
  .group-strip .gs-right a[href^="mailto"] { display: none; }
}
@media (max-width: 860px) {
  .group-strip { font-size: 0.7rem; padding: 7px 20px; }
  .group-strip .gs-right { display: none; }
}
@media (max-width: 600px) {
  .group-strip .gs-left span:not(:first-child):not(:last-child) { display: none; }
}

/* =========================================================
   HERO
   ========================================================= */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: var(--ink);
  color: #fff;
  overflow: hidden;
  padding: calc(var(--nav-h) + 80px) var(--gutter) 100px;
}
.hero-bg {
  position: absolute; inset: 0;
  background-size: cover;
  background-position: center;
  opacity: 0.32;
}
.hero::before {
  content: "";
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse at 70% 20%, rgba(109,189,4,0.12) 0%, transparent 50%),
    linear-gradient(180deg, transparent 0%, var(--ink) 90%);
  pointer-events: none;
  z-index: 1;
}
/* Grid pattern detrás del hero */
.hero::after {
  content: "";
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.04) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse at 50% 50%, #000 0%, transparent 80%);
  pointer-events: none;
  z-index: 1;
}

.hero-inner {
  position: relative;
  z-index: 2;
  max-width: var(--max);
  margin: 0 auto;
  width: 100%;
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--peb-verde);
  background: rgba(109,189,4,0.1);
  border: 1px solid rgba(109,189,4,0.25);
  padding: 7px 14px;
  border-radius: var(--radius);
  margin-bottom: 28px;
}
.hero-eyebrow .dot {
  width: 6px; height: 6px;
  background: var(--peb-verde);
  border-radius: 50%;
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

.hero-h1 {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(2.4rem, 6.5vw, 5rem);
  line-height: 1.02;
  letter-spacing: -0.035em;
  color: #fff;
  max-width: 17ch;
  text-wrap: balance;
  margin-bottom: 28px;
}
.hero-h1 em {
  font-style: normal;
  color: var(--peb-verde);
  font-weight: 600;
}
.hero-support {
  font-size: clamp(1.05rem, 1.6vw, 1.25rem);
  color: rgba(255,255,255,0.72);
  max-width: 56ch;
  margin-bottom: 40px;
  line-height: 1.55;
}
.hero-ctas {
  display: flex;
  gap: 14px;
  margin-bottom: 72px;
  flex-wrap: wrap;
}

/* Métricas tipo contador técnico */
.hero-metrics {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 32px;
  max-width: 860px;
}
.hero-metric {
  padding-right: 24px;
  border-right: 1px solid rgba(255,255,255,0.08);
}
.hero-metric:last-child { border-right: none; }
.hero-metric .num {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3.2vw, 2.6rem);
  font-weight: 500;
  color: #fff;
  letter-spacing: -0.02em;
  line-height: 1;
  display: block;
}
.hero-metric .num em {
  color: var(--peb-verde);
  font-style: normal;
}
.hero-metric .lbl {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.5);
  margin-top: 10px;
  line-height: 1.4;
}

@media (max-width: 720px) {
  .hero-metrics { grid-template-columns: repeat(2, 1fr); gap: 24px 0; }
  .hero-metric { border-right: none; border-bottom: 1px solid rgba(255,255,255,0.08); padding-bottom: 16px; padding-right: 0; }
  .hero-metric:nth-last-child(-n+2) { border-bottom: none; }
}

/* =========================================================
   GRUPO · Arquitectura de marca (bandeja horizontal)
   ========================================================= */
.brand-arch {
  background: var(--paper);
  padding: 64px var(--gutter);
  border-bottom: 1px solid var(--paper-line);
}
.ba-inner {
  max-width: var(--max);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 48px;
  align-items: start;
}
.ba-left h3 {
  font-size: 1.15rem;
  margin-bottom: 8px;
  color: var(--peb-navy);
}
.ba-left p {
  font-size: 0.88rem;
  color: var(--muted);
}
.ba-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  border-left: 1px solid var(--paper-line);
}
.ba-card {
  padding: 8px 28px;
  border-right: 1px solid var(--paper-line);
  position: relative;
}
.ba-card:last-child { border-right: none; }
.ba-card .role {
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--peb-verde-ink);
  margin-bottom: 14px;
  display: block;
}
.ba-card .ba-name {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.15rem;
  color: var(--peb-navy);
  margin-bottom: 6px;
  letter-spacing: -0.015em;
}
.ba-card .ba-tagline {
  font-size: 0.88rem;
  color: var(--muted);
  line-height: 1.55;
  margin-bottom: 14px;
}
.ba-card .ba-link {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--peb-verde-ink);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  transition: color 0.2s, gap 0.2s;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.ba-card .ba-link:hover { color: var(--peb-navy); gap: 10px; }
.ba-card.primary {
  background: rgba(3,21,87,0.03);
}
.ba-card.primary .role { color: var(--peb-navy); }

@media (max-width: 900px) {
  .ba-inner { grid-template-columns: 1fr; gap: 28px; }
  .ba-cards { grid-template-columns: 1fr; border-left: none; border-top: 1px solid var(--paper-line); }
  .ba-card { border-right: none; border-bottom: 1px solid var(--paper-line); padding: 24px 0; }
  .ba-card:last-child { border-bottom: none; }
}

/* =========================================================
   PRODUCT FAMILY SELECTOR (Steel Framing vs Modular)
   ========================================================= */
.pfs { background: var(--paper); }
.pfs-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 24px;
  max-width: var(--max);
  margin: 0 auto;
}
.pfs-card {
  background: #fff;
  border: 1px solid var(--paper-line);
  border-radius: var(--radius-lg);
  padding: 44px 40px;
  display: flex;
  flex-direction: column;
  transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
  position: relative;
  overflow: hidden;
  min-height: 480px;
}
.pfs-card::before {
  content: "";
  position: absolute;
  top: 0; left: 0;
  width: 100%;
  height: 3px;
  background: var(--peb-verde);
}
.pfs-card.secondary::before { background: var(--peb-navy); }
.pfs-card:hover {
  transform: translateY(-3px);
  border-color: var(--peb-navy);
  box-shadow: 0 12px 40px rgba(3,21,87,0.08);
}
.pfs-pill {
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--peb-verde-ink);
  background: rgba(109,189,4,0.12);
  padding: 5px 11px;
  border-radius: var(--radius);
  align-self: flex-start;
  margin-bottom: 24px;
}
.pfs-card.secondary .pfs-pill {
  color: var(--peb-navy);
  background: rgba(3,21,87,0.07);
}
.pfs-title {
  font-size: 1.6rem;
  font-weight: 600;
  margin-bottom: 16px;
}
.pfs-desc {
  font-size: 0.98rem;
  line-height: 1.6;
  color: var(--ink-60);
  margin-bottom: 24px;
  flex: 1;
}
.pfs-list {
  list-style: none;
  margin-bottom: 32px;
}
.pfs-list li {
  padding: 10px 0;
  border-top: 1px solid var(--paper-line);
  font-size: 0.9rem;
  color: var(--ink-80);
  display: grid;
  grid-template-columns: 20px 1fr;
  gap: 10px;
  align-items: start;
}
.pfs-list li:last-child { border-bottom: 1px solid var(--paper-line); }
.pfs-list li::before {
  content: "✓";
  font-family: var(--font-mono);
  color: var(--peb-verde);
  font-weight: 600;
  font-size: 0.8rem;
  line-height: 1.5;
}
.pfs-card.secondary .pfs-list li::before { color: var(--peb-navy); }
.pfs-link {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--peb-navy);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: gap 0.2s;
}
.pfs-card:hover .pfs-link { gap: 14px; }

@media (max-width: 820px) {
  .pfs-grid { grid-template-columns: 1fr; }
}

/* =========================================================
   PROOF (tabla de credibilidad)
   ========================================================= */
.proof { background: var(--paper-alt); }
.proof-table {
  max-width: var(--max);
  margin: 0 auto;
  border-top: 1px solid var(--paper-line);
}
.proof-row {
  display: grid;
  grid-template-columns: 180px 1fr 200px 140px;
  gap: 24px;
  padding: 28px 0;
  border-bottom: 1px solid var(--paper-line);
  align-items: center;
  transition: background 0.2s;
}
.proof-row:hover { background: rgba(255,255,255,0.4); }
.proof-num {
  font-family: var(--font-display);
  font-size: 2.4rem;
  font-weight: 500;
  color: var(--peb-navy);
  letter-spacing: -0.03em;
  line-height: 1;
}
.proof-num em {
  font-style: normal;
  color: var(--peb-verde-ink);
  font-size: 0.5em;
  vertical-align: super;
}
.proof-label {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.05rem;
  color: var(--peb-navy);
  margin-bottom: 4px;
}
.proof-sub {
  font-size: 0.86rem;
  color: var(--muted);
}
.proof-ref {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}
.proof-link {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--peb-verde-ink);
  text-align: right;
  transition: color 0.2s, gap 0.2s;
  display: inline-flex;
  align-items: center;
  justify-content: flex-end;
  gap: 6px;
}
.proof-row:hover .proof-link { color: var(--peb-navy); gap: 10px; }

@media (max-width: 820px) {
  .proof-row {
    grid-template-columns: 1fr;
    gap: 6px;
    padding: 20px 0;
  }
  .proof-ref, .proof-link { justify-self: start; }
}

/* =========================================================
   TECH DIFFERENTIATORS (navy band)
   ========================================================= */
.tech {
  background: var(--peb-navy);
  color: rgba(255,255,255,0.8);
}
.tech h2 { color: #fff; }
.tech-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  max-width: var(--max);
  margin: 0 auto;
  border-top: 1px solid rgba(255,255,255,0.12);
}
.tech-card {
  padding: 44px 36px 44px 0;
  border-right: 1px solid rgba(255,255,255,0.12);
  position: relative;
}
.tech-card:not(:first-child) { padding-left: 36px; }
.tech-card:last-child { border-right: none; }
.tech-card .step {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  color: var(--peb-verde);
  margin-bottom: 14px;
  display: block;
}
.tech-card h3 {
  font-size: 1.25rem;
  font-weight: 600;
  color: #fff;
  margin-bottom: 14px;
  line-height: 1.2;
}
.tech-card p {
  font-size: 0.92rem;
  color: rgba(255,255,255,0.68);
  line-height: 1.6;
  margin-bottom: 18px;
}
.tech-card .spec {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  color: var(--peb-verde);
  letter-spacing: 0.04em;
  padding-top: 14px;
  border-top: 1px solid rgba(255,255,255,0.1);
  display: block;
}

@media (max-width: 820px) {
  .tech-grid { grid-template-columns: 1fr; }
  .tech-card { border-right: none; border-bottom: 1px solid rgba(255,255,255,0.12); padding: 32px 0; }
  .tech-card:not(:first-child) { padding-left: 0; }
  .tech-card:last-child { border-bottom: none; }
}

/* =========================================================
   GEO coverage
   ========================================================= */
.geo { background: var(--paper); }
.geo-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  max-width: var(--max);
  margin: 0 auto;
  border-top: 1px solid var(--paper-line);
  border-bottom: 1px solid var(--paper-line);
}
.geo-card {
  padding: 32px 28px;
  border-right: 1px solid var(--paper-line);
  transition: background 0.2s;
  display: block;
}
.geo-card:last-child { border-right: none; }
.geo-card:hover { background: #fff; }
.geo-code {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  color: var(--muted);
  text-transform: uppercase;
  margin-bottom: 16px;
  display: block;
}
.geo-card h3 {
  font-size: 1.3rem;
  font-weight: 600;
  margin-bottom: 10px;
}
.geo-card p {
  font-size: 0.88rem;
  color: var(--ink-60);
  line-height: 1.55;
  margin-bottom: 18px;
}
.geo-card .norm {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--peb-verde-ink);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
@media (max-width: 900px) {
  .geo-grid { grid-template-columns: repeat(2, 1fr); }
  .geo-card:nth-child(2) { border-right: none; }
  .geo-card:nth-child(1), .geo-card:nth-child(2) { border-bottom: 1px solid var(--paper-line); }
}
@media (max-width: 560px) {
  .geo-grid { grid-template-columns: 1fr; }
  .geo-card { border-right: none !important; border-bottom: 1px solid var(--paper-line); }
}

/* =========================================================
   CASES
   ========================================================= */
.cases { background: var(--paper-alt); }
.cases-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  max-width: var(--max);
  margin: 0 auto;
}
.case-card {
  background: #fff;
  border: 1px solid var(--paper-line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform 0.3s ease, border-color 0.3s ease;
  display: block;
}
.case-card:hover {
  transform: translateY(-4px);
  border-color: var(--peb-navy);
}
.case-img {
  height: 220px;
  background: var(--paper-line);
  position: relative;
  overflow: hidden;
}
.case-img img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}
.case-card:hover .case-img img { transform: scale(1.04); }
.case-sector {
  position: absolute;
  top: 16px; left: 16px;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--peb-navy);
  background: rgba(255,255,255,0.94);
  padding: 6px 10px;
  border-radius: var(--radius);
  z-index: 2;
}
.case-body { padding: 24px 26px 28px; }
.case-body h3 {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 16px;
  line-height: 1.3;
}
.case-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 14px;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  color: var(--muted);
  letter-spacing: 0.04em;
}
.case-meta strong {
  color: var(--peb-navy);
  font-weight: 600;
}
.cases-foot { text-align: center; margin-top: 40px; }

@media (max-width: 900px) {
  .cases-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 640px) {
  .cases-grid { grid-template-columns: 1fr; }
}

/* =========================================================
   FAQ
   ========================================================= */
.faq { background: var(--paper); }
.faq-list {
  max-width: 860px;
  margin: 0 auto;
  border-top: 1px solid var(--paper-line);
}
.faq-item {
  border-bottom: 1px solid var(--paper-line);
}
.faq-q {
  padding: 24px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 1.08rem;
  color: var(--peb-navy);
  gap: 20px;
}
.faq-q::-webkit-details-marker { display: none; }
.faq-q .plus {
  font-family: var(--font-mono);
  font-size: 1.4rem;
  color: var(--peb-verde-ink);
  transition: transform 0.25s;
  flex-shrink: 0;
}
.faq-item[open] .faq-q .plus { transform: rotate(45deg); }
.faq-a {
  padding: 0 0 28px;
  color: var(--ink-60);
  font-size: 0.95rem;
  line-height: 1.65;
  max-width: 72ch;
}

/* =========================================================
   CONTACT
   ========================================================= */
.contact {
  background: var(--peb-navy);
  color: rgba(255,255,255,0.85);
}
.contact h2 { color: #fff; }
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 72px;
  max-width: var(--max);
  margin: 0 auto;
}
.contact-info h3 {
  color: #fff;
  font-size: 1.8rem;
  margin-bottom: 16px;
  line-height: 1.15;
}
.contact-info > p { color: rgba(255,255,255,0.75); margin-bottom: 36px; max-width: 42ch; }
.contact-list { display: grid; gap: 20px; }
.contact-item {
  padding: 18px 0;
  border-top: 1px solid rgba(255,255,255,0.1);
}
.contact-item .lbl {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--peb-verde);
  margin-bottom: 8px;
  display: block;
}
.contact-item .val {
  color: #fff;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 1.05rem;
}
.contact-item a { transition: color 0.2s; }
.contact-item a:hover { color: var(--peb-verde); }

.contact-form {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-lg);
  padding: 40px;
}
.contact-form label {
  display: block;
  margin-bottom: 20px;
}
.contact-form label span {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.6);
  margin-bottom: 8px;
  display: block;
}
.contact-form input,
.contact-form select,
.contact-form textarea {
  width: 100%;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius);
  padding: 13px 16px;
  color: #fff;
  font-family: var(--font-body);
  font-size: 0.95rem;
  transition: border-color 0.2s;
  outline: none;
}
.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
  border-color: var(--peb-verde);
}
.contact-form textarea { resize: vertical; min-height: 110px; }
.contact-form button { width: 100%; justify-content: center; padding: 16px; font-size: 1rem; }

@media (max-width: 900px) {
  .contact-grid { grid-template-columns: 1fr; gap: 40px; }
  .contact-form { padding: 28px; }
}

/* =========================================================
   FOOTER
   ========================================================= */
.footer {
  background: var(--ink);
  color: rgba(255,255,255,0.65);
  padding: 72px var(--gutter) 32px;
  border-top: 1px solid rgba(255,255,255,0.08);
}
.footer-inner {
  max-width: var(--max);
  margin: 0 auto;
}
.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 56px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.footer-brand .mark-text {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.1rem;
  color: #fff;
}
.footer-brand .mark-sub {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  color: var(--peb-verde);
  text-transform: uppercase;
  margin-top: 2px;
}
.footer-brand p { margin-top: 18px; font-size: 0.88rem; max-width: 32ch; }
.footer-col h4 {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.5);
  margin-bottom: 18px;
  font-weight: 500;
}
.footer-col a {
  display: block;
  padding: 6px 0;
  color: rgba(255,255,255,0.78);
  font-size: 0.9rem;
  transition: color 0.2s;
}
.footer-col a:hover { color: var(--peb-verde); }
.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.04em;
  color: rgba(255,255,255,0.4);
  flex-wrap: wrap;
  gap: 16px;
}
.footer-bottom .group-marks {
  display: flex;
  align-items: center;
  gap: 16px;
}
.footer-bottom .group-marks span { color: rgba(255,255,255,0.6); }

@media (max-width: 900px) {
  .footer-top { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 560px) {
  .footer-top { grid-template-columns: 1fr; }
}

/* =========================================================
   Responsive nav
   ========================================================= */
@media (max-width: 880px) {
  .nav-links, .nav-right .lang-pill { display: none; }
  .hamburger { display: flex; }
  .nav-right { gap: 10px; }
}


/* =========================================================
   PRODUCTION ADDITIONS (a11y, nav movil, consent, WhatsApp,
   form states, hero video, TLDR)
   ========================================================= */

/* Skip link */
.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 2000;
  background: var(--peb-verde);
  color: var(--ink);
  font-family: var(--font-display);
  font-weight: 600;
  padding: 12px 20px;
}
.skip-link:focus {
  left: 12px;
  top: 12px;
}

/* Focus visibility */
:focus-visible {
  outline: 2px solid var(--peb-verde);
  outline-offset: 2px;
}
.nav a:focus-visible, .footer a:focus-visible, .group-strip a:focus-visible {
  outline-color: var(--peb-verde);
}

/* Hero video */
video.hero-bg { object-fit: cover; width: 100%; height: 100%; }

/* Lang pill as links */
.lang-pill a {
  display: inline-block;
  color: rgba(255,255,255,0.6);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  padding: 6px 10px;
  border-radius: var(--radius);
  text-transform: uppercase;
}
.lang-pill a.active {
  background: var(--peb-verde);
  color: var(--ink);
}

/* Mobile nav panel */
.mobile-menu {
  display: none;
  position: fixed;
  top: calc(var(--strip-h) + var(--nav-h));
  left: 0; right: 0;
  z-index: 999;
  background: rgba(10,14,19,0.98);
  border-bottom: 1px solid rgba(255,255,255,0.08);
  padding: 12px var(--gutter) 24px;
}
.mobile-menu.open { display: block; }
.mobile-menu a {
  display: block;
  padding: 14px 0;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 1.05rem;
  color: rgba(255,255,255,0.85);
  border-bottom: 1px solid rgba(255,255,255,0.07);
}
.mobile-menu a:hover { color: var(--peb-verde); }
.mobile-menu .mm-lang {
  display: flex;
  gap: 10px;
  padding-top: 18px;
}
.mobile-menu .mm-lang a {
  border: 1px solid rgba(255,255,255,0.2);
  border-bottom: 1px solid rgba(255,255,255,0.2);
  padding: 8px 16px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}
.mobile-menu .mm-lang a.active {
  background: var(--peb-verde);
  color: var(--ink);
  border-color: var(--peb-verde);
}
.hamburger[aria-expanded="true"] span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.hamburger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.hamburger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }
.hamburger span { transition: transform 0.25s ease, opacity 0.2s ease; }

/* WhatsApp float */
.wa-float {
  position: fixed;
  right: 20px;
  bottom: 20px;
  z-index: 900;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: #25D366;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 24px rgba(0,0,0,0.25);
  transition: transform 0.2s ease;
}
.wa-float:hover { transform: scale(1.08); }
.wa-float svg { width: 30px; height: 30px; fill: #fff; }

/* Cookie consent banner */
.cookie-banner {
  position: fixed;
  left: 16px; right: 16px; bottom: 16px;
  z-index: 1500;
  max-width: 560px;
  margin: 0 auto;
  background: #fff;
  border: 1px solid var(--paper-line);
  border-top: 3px solid var(--peb-verde);
  box-shadow: 0 20px 60px rgba(0,0,0,0.22);
  padding: 20px 22px;
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 0.35s ease, transform 0.35s ease;
  pointer-events: none;
}
.cookie-banner.is-visible { opacity: 1; transform: none; pointer-events: auto; }
.cookie-banner p {
  font-size: 0.86rem;
  color: var(--ink-80);
  line-height: 1.55;
  margin: 0 0 14px;
}
.cookie-banner a { color: var(--peb-verde-ink); text-decoration: underline; }
.cookie-banner .cb-actions { display: flex; gap: 10px; flex-wrap: wrap; }
.cookie-banner button {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.85rem;
  padding: 10px 18px;
  border-radius: var(--radius);
  border: 1.5px solid var(--ink);
  background: transparent;
  color: var(--ink);
}
.cookie-banner button.cb-accept {
  background: var(--peb-verde);
  border-color: var(--peb-verde);
  color: var(--ink);
}
.cookie-banner button:hover { opacity: 0.85; }

/* Form status messages */
.form-status { display: none; padding: 14px 16px; margin-top: 16px; font-size: 0.92rem; line-height: 1.5; }
.form-status.show { display: block; }
.form-status.ok { background: rgba(109,189,4,0.12); border: 1px solid var(--peb-verde); color: #D9F2B8; }
.form-status.err { background: rgba(196,54,54,0.12); border: 1px solid var(--error); color: #F5C2C2; }
.visually-hidden {
  position: absolute !important;
  width: 1px; height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

/* TL;DR / key-data block (GEO) */
.tldr {
  max-width: 760px;
  margin: 0 auto 40px;
  background: #fff;
  border: 1px solid var(--paper-line);
  border-left: 3px solid var(--peb-verde);
  padding: 22px 26px;
}
.tldr strong {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--peb-verde-ink);
  display: block;
  margin-bottom: 10px;
}
.tldr ul { margin: 0; padding-left: 18px; }
.tldr li { font-size: 0.93rem; color: var(--ink-80); line-height: 1.6; padding: 3px 0; }

/* Section anchors offset (fixed nav) */
section[id], [id].sec { scroll-margin-top: calc(var(--strip-h) + var(--nav-h) + 12px); }

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
  video.hero-bg { display: none; }
}

/* =========================================================
   SmartBrix skin (del mockup) - proceso, sectores, enlaces
   ========================================================= */
.nav-brand img.sb-logo { height: 40px; width: auto; }

/* Process rail (llave en mano) */
.process { background: var(--paper); padding: 96px var(--gutter); }
.process .wrap { max-width: var(--max); margin: 0 auto; padding: 0; }
.process-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px;
  background: var(--paper-line); border: 1px solid var(--paper-line);
  margin-top: 48px;
}
.process-step { background: var(--paper); padding: 32px 28px 36px; display: flex; flex-direction: column; gap: 12px; position: relative; }
.process-step .p-num {
  font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.14em;
  text-transform: uppercase; color: var(--peb-verde-ink);
}
.process-step h3 { font-family: var(--font-display); font-size: 1.35rem; font-weight: 600; letter-spacing: -0.01em; margin: 0; color: var(--ink); }
.process-step p { font-size: 0.95rem; line-height: 1.55; color: var(--ink-60); margin: 0; }
.process-step .p-spec { margin-top: auto; padding-top: 16px; font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--muted); }
.process-step::after {
  content: '\2192'; position: absolute; right: -13px; top: 34px; z-index: 2;
  width: 24px; height: 24px; display: flex; align-items: center; justify-content: center;
  background: var(--peb-verde); color: var(--ink); font-size: 0.85rem; font-weight: 700;
}
.process-step:last-child::after { display: none; }
@media (max-width: 980px) {
  .process-grid { grid-template-columns: 1fr 1fr; }
  .process-step::after { display: none; }
}
@media (max-width: 620px) { .process-grid { grid-template-columns: 1fr; } }

/* Sectores grid (auto-fit: funciona con 4 o 5 tarjetas) */
.sol { background: var(--paper-alt); padding: 96px var(--gutter); }
.sol .wrap { max-width: var(--max); margin: 0 auto; padding: 0; }
.sol-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(218px, 1fr)); gap: 20px; margin-top: 48px; }
.sol-card {
  background: #fff; border: 1px solid var(--paper-line); border-radius: var(--radius-lg);
  display: flex; flex-direction: column; text-decoration: none; color: var(--ink);
  overflow: hidden; transition: transform .2s ease, box-shadow .2s ease;
}
.sol-card:hover { transform: translateY(-4px); box-shadow: 0 14px 40px rgba(10,14,19,0.12); }
.sol-img { aspect-ratio: 4/3; position: relative; background: var(--paper); overflow: hidden; }
.sol-img img { width: 100%; height: 100%; object-fit: cover; display: block; }
.sol-body { padding: 22px 22px 26px; display: flex; flex-direction: column; gap: 8px; flex: 1; }
.sol-body .s-pill { font-family: var(--font-mono); font-size: 0.68rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--peb-verde-ink); }
.sol-body h3 { font-family: var(--font-display); font-size: 1.2rem; font-weight: 600; letter-spacing: -0.01em; margin: 0; color: var(--ink); }
.sol-body p { font-size: 0.9rem; line-height: 1.5; color: var(--ink-60); margin: 0; }
.sol-body .s-link { margin-top: auto; padding-top: 14px; font-family: var(--font-mono); font-size: 0.75rem; letter-spacing: 0.06em; color: var(--ink); }
.sol-card:hover .s-link { color: var(--peb-verde-ink); }
@media (max-width: 980px) { .sol-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 620px) { .sol-grid { grid-template-columns: 1fr; } }

/* Enlaces de contenido en verde AA */
.prose a, .faq-a a, .contact-item a, .tldr a { color: var(--peb-verde-ink); }
.prose a:hover, .faq-a a:hover { color: var(--peb-verde-dark); }