/* ===================================
   DNA Arquitectos - Design System
   Minimal · Architectural · Light
   =================================== */

@import url('https://fonts.googleapis.com/css2?family=Urbanist:wght@400;700&display=swap');

/* ===================================
   CSS Variables
   =================================== */
:root {
  /* Core Palette */
  --color-white:        #ffffff;
  --color-paper:        #f8f7f5;
  --color-light:        #f0eeeb;
  --color-border:       #e2ddd8;
  --color-muted:        #b8b0a8;
  --color-mid:          #7a7068;
  --color-text:         #2c2825;
  --color-dark:         #1a1714;

  /* Red */
  --color-red:          #b5202e;
  --color-red-dark:     #8a1520;
  --color-red-light:    #d42434;
  --color-red-pale:     #f5e8ea;

  /* Typography */
  --font-heading: 'Urbanist', sans-serif;
  --font-body:    'Urbanist', sans-serif;

  /* Scale */
  --text-xs:   0.6875rem;
  --text-sm:   0.8125rem;
  --text-base: 1rem;
  --text-md:   1.0625rem;
  --text-lg:   1.1875rem;
  --text-xl:   1.375rem;
  --text-2xl:  1.75rem;
  --text-3xl:  2.25rem;
  --text-4xl:  3rem;
  --text-5xl:  4rem;
  --text-6xl:  5.5rem;

  /* Spacing */
  --space-xs:  0.5rem;
  --space-sm:  1rem;
  --space-md:  1.5rem;
  --space-lg:  2.5rem;
  --space-xl:  4rem;
  --space-2xl: 6rem;
  --space-3xl: 9rem;

  /* Misc */
  --transition-fast: 0.18s ease;
  --transition-base: 0.3s ease;
  --transition-slow: 0.55s ease;
  --shadow-sm:  0 1px 3px rgba(44,40,37,0.06);
  --shadow-md:  0 4px 16px rgba(44,40,37,0.08);
  --shadow-lg:  0 12px 40px rgba(44,40,37,0.12);
  --shadow-xl:  0 24px 64px rgba(44,40,37,0.16);
  --radius-sm:  2px;
  --radius-md:  4px;
  --radius-lg:  8px;
}

/* ===================================
   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(--color-white);
  color: var(--color-text);
  line-height: 1.65;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a  { text-decoration: none; color: inherit; transition: var(--transition-base); }
ul { list-style: none; }

/* ===================================
   Typography
   =================================== */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.1;
  color: var(--color-dark);
  margin-bottom: var(--space-md);
  letter-spacing: -0.01em;
}
h1 { font-size: var(--text-5xl); }
h2 { font-size: var(--text-4xl); }
h3 { font-size: var(--text-3xl); }
h4 { font-size: var(--text-2xl); font-weight: 400; }
p  { margin-bottom: var(--space-sm); color: var(--color-mid); line-height: 1.75; }

/* ===================================
   Utility
   =================================== */
.section {
  padding: var(--space-3xl) var(--space-lg);
  max-width: 1380px;
  margin: 0 auto;
}

.section-label {
  display: block;
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-red);
  margin-bottom: var(--space-sm);
}

.section-title {
  text-align: center;
  margin-bottom: var(--space-xl);
}

.section-title h2 {
  font-size: var(--text-4xl);
  color: var(--color-dark);
  margin-bottom: 0.4rem;
}

.section-title::after {
  content: '';
  display: block;
  width: 40px;
  height: 2px;
  background: var(--color-red);
  margin: var(--space-md) auto 0;
}

.section-subtitle {
  font-size: var(--text-md);
  color: var(--color-muted);
  max-width: 560px;
  margin: var(--space-sm) auto 0;
  font-weight: 300;
  line-height: 1.7;
}

/* ===================================
   Navigation
   =================================== */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
  transition: var(--transition-base);
}

.navbar.scrolled {
  box-shadow: var(--shadow-md);
}

.nav-container {
  max-width: 1380px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
  height: 72px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  font-weight: 600;
  color: var(--color-dark);
  letter-spacing: 0.08em;
}
.logo img {
  height: 40px;
  width: auto;
}
.logo span { color: var(--color-red); }

.nav-links {
  display: flex;
  gap: var(--space-xl);
  align-items: center;
}

.nav-links a {
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-mid);
  position: relative;
  padding-bottom: 2px;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -2px; left: 0;
  width: 0; height: 1px;
  background: var(--color-red);
  transition: width var(--transition-base);
}
.nav-links a:hover { color: var(--color-dark); }
.nav-links a:hover::after { width: 100%; }

.mobile-menu-toggle {
  display: none;
  flex-direction: column;
  gap: 6px;
  cursor: pointer;
  padding: var(--space-xs);
}
.mobile-menu-toggle span {
  width: 22px; height: 1px;
  background: var(--color-dark);
  transition: var(--transition-base);
  display: block;
}

/* ===================================
   Hero
   =================================== */
.hero {
  position: relative;
  height: 100vh;
  min-height: 640px;
  display: flex;
  align-items: flex-end;
  justify-content: flex-start;
  overflow: hidden;
  background: var(--color-paper);
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 70% 20%, rgba(181,32,46,0.04) 0%, transparent 70%),
    radial-gradient(ellipse 50% 80% at 10% 80%, rgba(226,221,216,0.45) 0%, transparent 60%),
    var(--color-paper);
}

/* Architectural grid lines overlay */
.hero-bg::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(44,40,37,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(44,40,37,0.03) 1px, transparent 1px);
  background-size: 80px 80px;
  z-index: 0;
}

.hero-bg::after {
  content: '';
  position: absolute;
  top: 0; right: 0;
  width: 55%;
  height: 100%;
  background: linear-gradient(135deg, transparent 0%, rgba(181,32,46,0.03) 100%);
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 1380px;
  width: 100%;
  margin: 0 auto;
  padding: 0 var(--space-lg) var(--space-3xl);
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: flex-end;
  gap: var(--space-xl);
}

.hero-left { }

.hero-eyebrow {
  display: block;
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--color-red);
  margin-bottom: var(--space-md);
}

.hero h1 {
  font-size: clamp(1.625rem, 4.85vw, 4.125rem);
  color: var(--color-dark);
  margin-bottom: var(--space-lg);
  font-weight: 300;
  line-height: 1.05;
}

.hero-second-line {
  font-size: 0.775em;
  font-style: italic;
  font-weight: 400;
  color: var(--color-red);
}

.hero-accent {
  color: var(--color-red);
}

.hero-right {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--space-lg);
  padding-bottom: 0.5rem;
}

.hero-subtitle {
  font-size: var(--text-md);
  color: var(--color-muted);
  font-weight: 300;
  letter-spacing: 0.05em;
  line-height: 1.75;
  max-width: 360px;
  margin: 0;
}

.hero-divider {
  width: 1px;
  height: 60px;
  background: linear-gradient(to bottom, var(--color-red), var(--color-border));
  display: block;
}

.cta-button {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.9rem var(--space-md);
  background: transparent;
  color: var(--color-dark);
  border: 1px solid var(--color-border);
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  transition: var(--transition-base);
}

.cta-button::after {
  content: '→';
  transition: transform var(--transition-base);
}

.cta-button:hover {
  background: var(--color-red);
  border-color: var(--color-red);
  color: var(--color-white);
}
.cta-button:hover::after { transform: translateX(4px); }

/* Hero scroll indicator */
.hero-scroll {
  position: absolute;
  bottom: var(--space-lg);
  left: 50%;
  transform: translateX(-50%);
  z-index: 3;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
}
.hero-scroll span {
  font-size: var(--text-xs);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-muted);
}
.hero-scroll-line {
  width: 1px;
  height: 48px;
  background: linear-gradient(to bottom, var(--color-muted), transparent);
  animation: scrollPulse 2s ease-in-out infinite;
}
@keyframes scrollPulse {
  0%, 100% { opacity: 0.3; }
  50%       { opacity: 0.8; }
}

/* ===================================
   About Section
   =================================== */
.about {
  background: var(--color-white);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  position: relative;
  z-index: 10;
}

.about-inner {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: var(--space-3xl);
  align-items: start;
}

.about-left {}

.about-logo {
  max-width: 140px;
  margin-bottom: var(--space-xl);
}

.about-left h2 {
  font-size: clamp(2.2rem, 4vw, var(--text-4xl));
  margin-bottom: var(--space-lg);
  font-weight: 300;
  color: var(--color-dark);
  line-height: 1.15;
}

.about-left p {
  font-size: var(--text-md);
  line-height: 1.85;
  color: var(--color-mid);
  margin-bottom: var(--space-md);
}

.about-right {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background: var(--color-border);
  border: 1px solid var(--color-border);
}

.feature-card {
  background: var(--color-white);
  padding: var(--space-lg);
  transition: var(--transition-base);
  position: relative;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 0; height: 2px;
  background: var(--color-red);
  transition: width var(--transition-slow);
}

.feature-card:hover { background: var(--color-paper); }
.feature-card:hover::before { width: 100%; }

/* Geometric shapes replacing numbers */
.feature-geo {
  display: block;
  width: 28px;
  height: 28px;
  margin-bottom: var(--space-sm);
  flex-shrink: 0;
  opacity: 0.7;
  transition: opacity var(--transition-base);
}
.feature-card:hover .feature-geo { opacity: 1; }

.feature-geo--square {
  border: 1.5px solid var(--color-red);
}
.feature-geo--circle {
  border: 1.5px solid var(--color-red);
  border-radius: 50%;
}
.feature-geo--diamond {
  border: 1.5px solid var(--color-red);
  transform: rotate(45deg);
  width: 22px;
  height: 22px;
  margin-bottom: calc(var(--space-sm) + 3px);
}
.feature-geo--triangle {
  width: 28px;
  height: 28px;
  border: none;
  background: transparent;
  position: relative;
}
.feature-geo--triangle::before {
  content: '';
  position: absolute;
  top: 2px; left: 0;
  width: 0; height: 0;
  border-left: 14px solid transparent;
  border-right: 14px solid transparent;
  border-bottom: 24px solid var(--color-red);
  opacity: 1;
}
.feature-geo--triangle::after {
  content: '';
  position: absolute;
  top: 7px; left: 3.5px;
  width: 0; height: 0;
  border-left: 10.5px solid transparent;
  border-right: 10.5px solid transparent;
  border-bottom: 18px solid var(--color-white);
  opacity: 1;
}
.feature-card:hover .feature-geo--triangle::after {
  border-bottom-color: var(--color-paper);
}

.feature-card h4 {
  font-size: var(--text-base);
  font-family: var(--font-body);
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--color-dark);
  margin-bottom: var(--space-xs);
  font-size: var(--text-sm);
}

.feature-card p {
  font-size: var(--text-sm);
  color: var(--color-muted);
  line-height: 1.65;
  margin: 0;
}

/* ===================================
   Portfolio Section
   =================================== */
.portfolio {
  background: var(--color-paper);
}

.portfolio-categories {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--color-border);
  border: 1px solid var(--color-border);
  margin-top: var(--space-xl);
}

.category-card {
  position: relative;
  overflow: hidden;
  aspect-ratio: 5/4;
  cursor: pointer;
  display: block;
}

.category-image-wrapper {
  position: absolute;
  inset: 0;
}

.category-image {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
  filter: brightness(0.65) saturate(0.8);
}

.category-card:hover .category-image {
  transform: scale(1.06);
  filter: brightness(0.45) saturate(0.7);
}

.category-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top,
    rgba(26,23,20,0.9) 0%,
    rgba(26,23,20,0.2) 60%,
    transparent 100%
  );
  display: flex;
  align-items: flex-end;
  padding: var(--space-lg);
  transition: var(--transition-base);
}

.category-content { width: 100%; }

.category-tag {
  display: inline-block;
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-red-light);
  margin-bottom: 0.6rem;
}

.category-content h3 {
  font-family: var(--font-heading);
  font-size: var(--text-3xl);
  font-weight: 300;
  color: var(--color-white);
  margin-bottom: 0.5rem;
  line-height: 1.1;
}

.category-content p {
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.6);
  margin-bottom: var(--space-md);
  line-height: 1.6;
  max-width: 320px;
  transform: translateY(8px);
  opacity: 0;
  transition: all var(--transition-base);
}

.category-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-white);
  border-bottom: 1px solid var(--color-red);
  padding-bottom: 2px;
  transform: translateY(8px);
  opacity: 0;
  transition: all var(--transition-base);
  transition-delay: 0.05s;
}

.category-card:hover .category-content p,
.category-card:hover .category-cta {
  opacity: 1;
  transform: translateY(0);
}

/* Red side accent */
.category-card::before {
  content: '';
  position: absolute;
  left: 0; top: 0;
  width: 3px; height: 0;
  background: var(--color-red);
  z-index: 3;
  transition: height var(--transition-slow);
}
.category-card:hover::before { height: 100%; }

/* ===================================
   Clients Section
   =================================== */
.clients-section {
  background: var(--color-white);
  padding: var(--space-3xl) 0;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  overflow: hidden;
}

.clients-section .section-title {
  padding: 0 var(--space-lg);
  margin-bottom: var(--space-xl);
}

.clients-carousel-wrapper {
  position: relative;
  overflow: hidden;
  -webkit-mask-image: linear-gradient(to right, transparent 0%, black 10%, black 90%, transparent 100%);
  mask-image: linear-gradient(to right, transparent 0%, black 10%, black 90%, transparent 100%);
}

.clients-track {
  display: flex;
  gap: 1px;
  width: max-content;
  animation: scrollClients 28s linear infinite;
  background: var(--color-border);
}

.clients-track:hover { animation-play-state: paused; }

@keyframes scrollClients {
  0%   { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

.client-logo-item { flex-shrink: 0; }

.client-logo-box {
  width: 220px;
  height: 88px;
  background: var(--color-white);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition-base);
  cursor: default;
  padding: 0 var(--space-md);
}

.client-logo-box img {
  max-height: 44px;
  max-width: 160px;
  width: auto;
  object-fit: contain;
  filter: grayscale(100%) opacity(0.55);
  transition: var(--transition-base);
}

.client-logo-box:hover { background: var(--color-paper); }
.client-logo-box:hover img {
  filter: grayscale(0%) opacity(1);
}

/* Text fallback (used if no img) */
.client-logo-box span {
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: 400;
  color: var(--color-muted);
  letter-spacing: 0.04em;
  text-align: center;
  transition: var(--transition-base);
}
.client-logo-box:hover span { color: var(--color-dark); }

/* ===================================
   Contact Section
   =================================== */
.contact { background: var(--color-paper); }

.contact-content {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--color-border);
  border: 1px solid var(--color-border);
  margin-top: var(--space-xl);
}

.contact-item {
  background: var(--color-white);
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  padding: var(--space-xl) var(--space-lg);
  transition: var(--transition-base);
}

.contact-item:hover { background: var(--color-paper); }

.contact-item h4 {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-red);
  margin: 0;
}

.contact-item p {
  font-size: var(--text-md);
  color: var(--color-text);
  margin: 0;
  font-weight: 300;
  line-height: 1.5;
}

/* Email card gets the button */
.contact-item--email {
  border-left: 3px solid var(--color-red);
}

.mailto-button {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  margin-top: var(--space-md);
  padding: 0.85rem var(--space-md);
  background: var(--color-dark);
  color: var(--color-white);
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  border: none;
  transition: var(--transition-base);
  align-self: flex-start;
}

.mailto-button::after {
  content: '→';
  transition: transform var(--transition-base);
}

.mailto-button:hover {
  background: var(--color-red);
  color: var(--color-white);
}

.mailto-button:hover::after { transform: translateX(4px); }

@media (max-width: 900px) {
  .contact-content { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 480px) {
  .contact-content { grid-template-columns: 1fr; }
}

/* ===================================
   Footer
   =================================== */
.footer {
  background: var(--color-dark);
  padding: var(--space-2xl) var(--space-lg) var(--space-lg);
}

.footer-content {
  max-width: 1380px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: var(--space-2xl);
  padding-bottom: var(--space-xl);
  border-bottom: 1px solid rgba(248,247,245,0.08);
}

.footer-section h4 {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-muted);
  margin-bottom: var(--space-md);
}

.footer-section p,
.footer-section a {
  font-size: var(--text-sm);
  color: rgba(248,247,245,0.35);
  line-height: 2;
  display: block;
  font-weight: 300;
}

.footer-section a:hover { color: var(--color-white); }

.footer-logo {
  font-family: var(--font-heading);
  font-size: var(--text-2xl);
  color: var(--color-white);
  letter-spacing: 0.08em;
  margin-bottom: var(--space-sm);
  display: block;
}
.footer-logo span { color: var(--color-red-light); }

.footer-desc {
  font-size: var(--text-sm);
  color: rgba(248,247,245,0.35);
  line-height: 1.8;
  font-weight: 300;
  margin-bottom: var(--space-lg);
}

.social-links {
  display: flex;
  gap: var(--space-sm);
  margin-top: var(--space-md);
}

.social-links a {
  width: 36px; height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(248,247,245,0.12);
  color: rgba(248,247,245,0.4) !important;
  font-size: var(--text-sm);
  font-weight: 500;
  transition: var(--transition-base);
  line-height: 1;
}

.social-links a:hover {
  background: var(--color-red);
  border-color: var(--color-red);
  color: var(--color-white) !important;
}

.footer-bottom {
  max-width: 1380px;
  margin: var(--space-lg) auto 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: rgba(248,247,245,0.2);
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
}

/* ===================================
   Animations
   =================================== */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}

.fade-in {
  opacity: 0;
  animation: fadeInUp 0.7s ease forwards;
}

/* ===================================
   Responsive
   =================================== */
@media (max-width: 1024px) {
  .hero-content { grid-template-columns: 1fr; gap: var(--space-lg); }
  .hero-right { flex-direction: row; align-items: center; flex-wrap: wrap; }
  .hero-divider { display: none; }
  .about-inner { grid-template-columns: 1fr; gap: var(--space-2xl); }
  .footer-content { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  :root {
    --space-3xl: 5rem;
    --space-2xl: 3.5rem;
  }

  .nav-links {
    position: fixed;
    top: 72px; left: -100%;
    width: 100%;
    height: calc(100vh - 72px);
    background: var(--color-white);
    flex-direction: column;
    justify-content: flex-start;
    padding: var(--space-xl);
    gap: var(--space-lg);
    border-top: 1px solid var(--color-border);
    transition: var(--transition-base);
  }

  .nav-links.active { left: 0; }
  .nav-links a { font-size: var(--text-sm); color: var(--color-dark); }
  .mobile-menu-toggle { display: flex; }

  .hero { align-items: center; }
  .hero-content { padding: var(--space-lg); padding-top: 100px; grid-template-columns: 1fr; }
  .hero h1 { font-size: clamp(2.4rem, 9vw, 3.5rem); }
  .hero-right { gap: var(--space-md); }

  .portfolio-categories { grid-template-columns: 1fr; }
  .category-card { aspect-ratio: 4/3; }
  .category-content p { opacity: 1; transform: translateY(0); }
  .category-cta { opacity: 1; transform: translateY(0); }

  .about-right { grid-template-columns: 1fr; }

  .contact-content { grid-template-columns: 1fr; gap: var(--space-2xl); }

  .footer-content { grid-template-columns: 1fr; gap: var(--space-xl); }
  .footer-bottom { flex-direction: column; gap: var(--space-sm); text-align: center; }

  .client-logo-box { width: 170px; height: 72px; }
}

@media (max-width: 480px) {
  .hero h1 { font-size: 2.2rem; }
  .section { padding: var(--space-2xl) var(--space-md); }
  .section-title h2 { font-size: var(--text-3xl); }
  .nav-container { padding: 0 var(--space-md); }
}
/* ===================================
   Floating Geometric Shapes (Hero)
   =================================== */
.geo-shape {
  position: absolute;
  border: 1px solid rgba(181,32,46,0.10);
  z-index: 1;
  pointer-events: none;
}

.geo-shape--1 {
  width: 320px; height: 320px;
  top: 12%; right: 8%;
  transform: rotate(35deg);
  animation: geoFloat1 18s ease-in-out infinite;
}

.geo-shape--2 {
  width: 180px; height: 180px;
  bottom: 22%; right: 28%;
  border-radius: 50%;
  border-color: rgba(44,40,37,0.05);
  animation: geoFloat2 14s ease-in-out infinite;
}

.geo-shape--3 {
  width: 100px; height: 100px;
  top: 35%; left: 5%;
  transform: rotate(60deg);
  border-color: rgba(44,40,37,0.04);
  animation: geoFloat3 20s ease-in-out infinite;
}

@keyframes geoFloat1 {
  0%, 100% { transform: rotate(35deg) translate(0, 0); opacity: 0.5; }
  50%      { transform: rotate(45deg) translate(20px, -30px); opacity: 0.8; }
}
@keyframes geoFloat2 {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50%      { transform: translate(-15px, 20px) scale(1.08); }
}
@keyframes geoFloat3 {
  0%, 100% { transform: rotate(60deg) translate(0, 0); }
  50%      { transform: rotate(50deg) translate(10px, -15px); }
}

/* ===================================
   Stats Strip
   =================================== */
.stats-strip {
  background: var(--color-dark);
  position: relative;
  z-index: 10;
  overflow: hidden;
}

.stats-strip::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(90deg, rgba(181,32,46,0.06) 1px, transparent 1px);
  background-size: 25% 100%;
  pointer-events: none;
}

.stats-strip-inner {
  max-width: 1380px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: rgba(248,247,245,0.06);
}

.stat-block {
  padding: var(--space-xl) var(--space-lg);
  text-align: center;
  background: var(--color-dark);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.15rem;
  transition: background var(--transition-base);
}

.stat-block:hover {
  background: rgba(181,32,46,0.08);
}

.stat-count {
  font-family: var(--font-heading);
  font-size: var(--text-5xl);
  font-weight: 300;
  color: var(--color-red-light);
  line-height: 1;
}

.stat-unit {
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  font-weight: 300;
  color: var(--color-white);
  letter-spacing: 0.04em;
}

.stat-detail {
  display: block;
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-muted);
  margin-top: 0.4rem;
}

/* ===================================
   Diagonal Dividers
   =================================== */
.diagonal-divider {
  height: 60px;
  position: relative;
  z-index: 5;
}

.diagonal-divider--light {
  background: var(--color-paper);
  clip-path: polygon(0 0, 100% 0, 100% 0%, 0 100%);
}

.diagonal-divider--paper {
  background: var(--color-white);
  clip-path: polygon(0 0, 100% 0, 100% 100%, 0 0%);
}

.diagonal-divider--dark {
  background: var(--color-paper);
  clip-path: polygon(0 0, 100% 0, 100% 0%, 0 100%);
}

/* ===================================
   Footer logo image
   =================================== */
.footer-logo-img {
  height: 48px;
  width: auto;
  margin-bottom: var(--space-md);
  filter: brightness(0) invert(1);
  opacity: 0.85;
  transition: opacity var(--transition-base);
}

.footer-logo-img:hover { opacity: 1; }

/* ===================================
   Reveal on scroll (staggered)
   =================================== */
.reveal {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.revealed {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* ===================================
   Responsive — new elements
   =================================== */
@media (max-width: 768px) {
  .stats-strip-inner { grid-template-columns: repeat(2, 1fr); }
  .stat-count { font-size: var(--text-3xl); }
  .stat-block { padding: var(--space-lg) var(--space-md); }
  .diagonal-divider { height: 36px; }
  .geo-shape--1 { width: 180px; height: 180px; }
  .geo-shape--2 { width: 100px; height: 100px; }
  .geo-shape--3 { display: none; }
}

@media (max-width: 480px) {
  .stats-strip-inner { grid-template-columns: 1fr 1fr; }
  .stat-count { font-size: var(--text-2xl); }
}

/* ===================================
   Hero Subtitle Block — Structured
   =================================== */

/* Eyebrow — bigger */
.hero-eyebrow {
  font-size: var(--text-sm) !important;
}

/* Wrapper */
.hero-subtitle-block {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  max-width: 400px;
}

/* ── Part 1: dynamic years of experience ── */
.hero-intro-line {
  display: flex;
  align-items: baseline;
  gap: 0.45em;
  margin: 0;
  line-height: 1.2;
}

.hero-years {
  font-family: var(--font-heading);
  font-size: var(--text-4xl);
  font-weight: 600;
  font-style: normal;
  color: var(--color-red);
  line-height: 1;
  flex-shrink: 0;
}

.hero-intro-text {
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  font-weight: 300;
  font-style: normal;
  color: var(--color-mid);
  letter-spacing: 0.01em;
  line-height: 1.2;
}

/* ── Part 2 & 3: Services + Clients lists ── */
.hero-services {
  list-style: none;
  margin: 0;
  padding-left: 1rem;
  border-left: 2px solid rgba(181,32,46,0.3);
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.hero-services li {
  line-height: 1.4;
}

/* Service name labels: DISEÑO / CONSTRUCCIÓN */
.hero-services li {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  line-height: 1.3;
}

.hero-services strong {
  font-family: var(--font-heading);
  font-size: var(--text-2xl);
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-dark);
  display: block;
}

/* Sub-line: fachadas · interiores · mobiliario etc. */
.hero-services-detail {
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: 300;
  font-style: italic;
  color: var(--color-muted);
  letter-spacing: 0.02em;
  display: block;
  padding-left: 0.1em;
}

/* "para clientes en la región de Centroamérica" — outside the border */
.hero-clients-header {
  margin: 0;
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  font-weight: 300;
  font-style: normal;
  color: var(--color-dark);
  letter-spacing: 0.01em;
  line-height: 1.4;
}

.hero-clients-sub {
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: 300;
  font-style: italic;
  color: var(--color-muted);
  letter-spacing: 0.01em;
}

@media (max-width: 768px) {
  .hero-subtitle-block { max-width: 100%; }
  .hero-years { font-size: var(--text-3xl); }
  .hero-intro-text { font-size: var(--text-lg); }
  .hero-services strong { font-size: var(--text-xl); }
}