*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

:root {
  --green-900: #0A262A;
  --green-800: #0A262A;
  --green-700: #122f34;
  --green-600: #255e18;
  --green-400: #2e7a1e;
  --accent:    #b5eca8;
  --white:     #ffffff;
  --off-white: #f2f5ef;
  --sage-light:#c9d1bb;
  --sage-mid:  #5f6b54;
  --black:     #0A262A;
  --glass-bg:  rgba(255,255,255,0.08);
  --glass-border: rgba(255,255,255,0.15);
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Radio Canada Big', Arial, sans-serif;
  background: var(--white);
  color: var(--black);
  overflow-x: hidden;
}

/* ── NAV ── */
#page-progress-bar {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: 2px;
  z-index: 200;
  background: transparent;
}

#page-progress-fill {
  height: 100%;
  width: 0%;
  background: var(--accent);
  transition: width 0.1s linear;
}

nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.2rem 3rem;
  background: transparent;
  backdrop-filter: blur(0px);
  -webkit-backdrop-filter: blur(0px);
  transition: background 0.4s ease, backdrop-filter 0.4s ease;
}

nav.scrolled {
  background: rgba(8, 14, 11, 0.6);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}

.nav-logo svg { height: 52px; width: auto; }

.nav-links {
  display: flex;
  gap: 2.5rem;
  list-style: none;
}

.nav-links a {
  color: rgba(255,255,255,0.65);
  text-decoration: none;
  font-size: 1rem;
  font-weight: 500;
  transition: color 0.2s;
}

.nav-links a:hover { color: var(--white); }
.nav-links a.active { color: var(--accent); }

.nav-cta {
  background: var(--accent) !important;
  color: var(--green-900) !important;
  padding: 0.55rem 1.4rem;
  border-radius: 100px;
  font-weight: 700 !important;
  font-size: 0.95rem !important;
}

/* ── LANG TOGGLE ── */
.lang-toggle {
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.25);
  color: rgba(255,255,255,0.8);
  font-family: inherit;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 1px;
  padding: 0.35rem 0.85rem;
  border-radius: 100px;
  cursor: pointer;
  transition: background 0.2s, color 0.2s;
}

.lang-toggle:hover {
  background: rgba(255,255,255,0.18);
  color: var(--white);
}

/* ── HAMBURGER ── */
.nav-hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 6px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  z-index: 110;
}

.nav-hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: transform 0.3s ease, opacity 0.3s ease;
}

.nav-hamburger.open span:nth-child(1) { transform: translateY(4px) rotate(45deg); }
.nav-hamburger.open span:nth-child(2) { transform: translateY(-4px) rotate(-45deg); }

/* ── MOBILE MENU ── */
.mobile-menu {
  display: none;
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  z-index: 105;
  position: fixed;
  background: rgba(8, 14, 11, 0.85);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 6rem 2rem 3rem;
  overflow: hidden;
}

.mobile-menu.open { display: flex; }

.mobile-menu-link {
  font-size: 2rem;
  font-weight: 700;
  color: rgba(255,255,255,0.75);
  text-decoration: none;
  letter-spacing: -0.5px;
  padding: 0.75rem 0;
  width: 100%;
  text-align: center;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  transition: color 0.2s;
}

.mobile-menu-link:last-child { border-bottom: none; }
.mobile-menu-link:hover { color: var(--white); }

.mobile-menu-cta {
  margin-top: 1.5rem;
  background: var(--accent);
  color: var(--green-900) !important;
  border-radius: 100px;
  border-bottom: none;
  padding: 1rem 2.5rem;
  width: auto;
  font-size: 1.1rem;
}

.mobile-menu-close {
  position: absolute;
  top: 1.4rem;
  right: 2rem;
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.15);
  color: var(--white);
  font-size: 1.1rem;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background 0.2s;
}

.mobile-menu-close:hover { background: rgba(255,255,255,0.2); }

.mobile-menu-logo {
  position: absolute;
  top: 1.2rem;
  left: 2rem;
  opacity: 0.9;
}

.mobile-lang-toggle {
  display: flex !important;
  margin-top: 1.5rem;
  font-size: 0.9rem;
  padding: 0.5rem 1.4rem;
}

.mobile-menu-linkedin {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: rgba(255,255,255,0.45);
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 500;
  margin-top: 2rem;
  transition: color 0.2s;
}

.mobile-menu-linkedin:hover { color: rgba(255,255,255,0.8); }

/* ── HERO ── */
#hero {
  min-height: 100vh;
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 0 3rem 5rem;
  overflow: hidden;
}

.hero-img {
  position: absolute;
  inset: 0;
  background-image: url('https://images.unsplash.com/photo-1508514177221-188b1cf16e9d?w=1800&q=80');
  background-size: cover;
  background-position: center 40%;
  filter: brightness(0.9) saturate(1.0);
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    170deg,
    rgba(8,14,11,0.1) 0%,
    rgba(8,14,11,0.3) 50%,
    rgba(8,14,11,0.75) 100%
  );
}

.hero-badge {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--glass-bg);
  backdrop-filter: blur(12px);
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  padding: 0.45rem 1.1rem;
  border-radius: 100px;
  margin-bottom: 2rem;
  width: fit-content;
}

.hero-badge::before {
  display: none;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.75); }
}

.hero-title {
  position: relative;
  font-size: clamp(3.5rem, 8vw, 8.5rem);
  font-weight: 700;
  line-height: 0.92;
  letter-spacing: -3px;
  color: var(--white);
  max-width: 900px;
  margin-bottom: 2.5rem;
}

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

.hero-bottom {
  position: relative;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 3rem;
}

.hero-subtitle {
  font-size: 1.2rem;
  color: rgba(255,255,255,0.7);
  max-width: 440px;
  line-height: 1.7;
  margin-bottom: 2rem;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  align-items: center;
}

.btn-primary {
  background: var(--accent);
  color: var(--green-900);
  padding: 0.85rem 2rem;
  border-radius: 100px;
  font-weight: 700;
  font-size: 0.95rem;
  text-decoration: none;
  font-family: 'Radio Canada Big', Arial, sans-serif;
  transition: transform 0.2s, box-shadow 0.2s;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(181,236,168,0.3);
}

.btn-ghost {
  color: var(--white);
  font-size: 0.95rem;
  font-weight: 700;
  font-family: 'Radio Canada Big', Arial, sans-serif;
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 2rem;
  border-radius: 100px;
  border: 1.5px solid rgba(255,255,255,0.6);
  transition: border-color 0.2s, color 0.2s;
}

.btn-ghost:hover {
  border-color: var(--white);
  color: var(--white);
}

.hero-stats-row {
  display: flex;
  gap: 1rem;
  flex-shrink: 0;
}

.hero-stat-card {
  background: var(--glass-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-radius: 20px;
  padding: 1.8rem 2.4rem;
  text-align: center;
  min-width: 150px;
}

.hero-stat-value {
  font-size: 2.6rem;
  font-weight: 700;
  color: var(--white);
  letter-spacing: -1px;
  line-height: 1;
}

.hero-stat-label {
  font-size: 0.82rem;
  color: rgba(255,255,255,0.55);
  margin-top: 0.5rem;
  letter-spacing: 0.3px;
}

/* ── NUMBERS BAND ── */
#numbers {
  background: var(--off-white);
  padding: 4rem 3rem;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  border-bottom: 1px solid rgba(0,0,0,0.06);
}

.number-item { text-align: center; }

.number-value {
  font-size: 3.2rem;
  font-weight: 700;
  color: var(--green-600);
  letter-spacing: -2px;
  line-height: 1;
}

.number-label {
  font-size: 0.95rem;
  color: var(--sage-mid);
  font-weight: 500;
  margin-top: 0.5rem;
}

/* ── ABOUT ── */
#about {
  background: var(--white);
  padding: 8rem 3rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 7rem;
  align-items: center;
}

.section-label {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  color: var(--green-600);
  margin-bottom: 1.2rem;
}

.about-title {
  font-size: clamp(2rem, 3.5vw, 3rem);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -1.5px;
  margin-bottom: 2rem;
  color: var(--black);
}

.about-title .hl { color: var(--green-600); }

.about-text {
  color: var(--sage-mid);
  font-size: 1.1rem;
  line-height: 1.8;
  margin-bottom: 1.2rem;
}

.about-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-top: 2rem;
}

.tag {
  border: 1.5px solid var(--sage-light);
  color: var(--sage-mid);
  padding: 0.4rem 1rem;
  border-radius: 100px;
  font-size: 0.82rem;
  font-weight: 500;
  transition: border-color 0.2s, color 0.2s;
}

.tag:hover {
  border-color: var(--green-600);
  color: var(--green-600);
}

.about-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.about-card {
  background: var(--off-white);
  border-radius: 16px;
  padding: 1.8rem;
  transition: box-shadow 0.2s, transform 0.2s;
}

.about-card:hover {
  box-shadow: 0 8px 32px rgba(37,94,24,0.1);
  transform: translateY(-3px);
}

.about-card-icon { display: flex; align-items: center; margin-bottom: 1rem; color: var(--green-600); }
.about-card-icon .material-icons { font-size: 2rem; }
.about-card-title { font-size: 1rem; font-weight: 700; margin-bottom: 0.5rem; color: var(--black); }
.about-card-text { font-size: 0.95rem; color: var(--sage-mid); line-height: 1.6; }

/* ── PROJECTS HEADER ── */
#proyectos-header {
  background: var(--green-800);
  padding: 6rem 3rem 3rem;
}

#proyectos-header .section-label { color: var(--accent); }

#proyectos-header h2 {
  font-size: clamp(2.5rem, 5vw, 4.5rem);
  font-weight: 700;
  letter-spacing: -2px;
  line-height: 1;
  color: var(--white);
}

#proyectos-header p {
  color: rgba(255,255,255,0.5);
  font-size: 1.15rem;
  margin-top: 1rem;
  max-width: 500px;
}

/* ── STICKY SCROLL ── */
#proyectos {
  background: var(--green-800);
  padding: 4rem 3rem 6rem;
}

/* Tema claro para proyectos con fondo claro */
#proyectos.proj-theme-light .project-number { color: var(--green-600); }
#proyectos.proj-theme-light .project-name { color: var(--black); }
#proyectos.proj-theme-light .project-spv { color: rgba(0,0,0,0.5); }
#proyectos.proj-theme-light .project-desc { color: rgba(0,0,0,0.55); }
#proyectos.proj-theme-light .badge-active { background: rgba(37,94,24,0.1); color: var(--green-600); }
#proyectos.proj-theme-light .badge-construction { background: rgba(180,100,0,0.1); }
#proyectos.proj-theme-light .badge-bess { background: rgba(0,80,140,0.08); color: #2a7ab5; }
#proyectos.proj-theme-light .metric-item { background: rgba(0,0,0,0.05); }
#proyectos.proj-theme-light .metric-item-label { color: rgba(0,0,0,0.45); }
#proyectos.proj-theme-light .metric-item-value { color: var(--black); }
#proyectos.proj-theme-light .metric-item-value.accent { color: var(--green-600); }
#proyectos.proj-theme-light .project-block { border-bottom-color: rgba(0,0,0,0.08); }
#proyectos.proj-theme-light .mini-stat { background: rgba(0,0,0,0.06); }
#proyectos.proj-theme-light .mini-stat-value { color: var(--black); }
#proyectos.proj-theme-light .mini-stat-label { color: rgba(0,0,0,0.5); }
#proyectos.proj-theme-light .project-index { color: var(--green-600); background: rgba(37,94,24,0.1); }
#proyectos.proj-theme-light #proyectos-header h2 { color: var(--black); }

/* Tema oscuro — mantiene los colores originales */
#proyectos.proj-theme-dark .project-number { color: var(--accent); }
#proyectos.proj-theme-dark .project-name { color: var(--white); }
#proyectos.proj-theme-dark .project-spv { color: rgba(255,255,255,0.6); }
#proyectos.proj-theme-dark .project-desc { color: rgba(255,255,255,0.5); }
#proyectos.proj-theme-dark .metric-item { background: rgba(255,255,255,0.04); }
#proyectos.proj-theme-dark .metric-item-label { color: rgba(255,255,255,0.6); }
#proyectos.proj-theme-dark .metric-item-value { color: var(--white); }
#proyectos.proj-theme-dark .metric-item-value.accent { color: var(--accent); }
#proyectos.proj-theme-dark .mini-stat { background: rgba(255,255,255,0.05); }
#proyectos.proj-theme-dark .mini-stat-value { color: var(--white); }
#proyectos.proj-theme-dark .mini-stat-label { color: rgba(255,255,255,0.6); }

.sticky-wrapper {
  display: grid;
  grid-template-columns: 3fr 2fr;
  gap: 4rem;
  align-items: start;
}

.sticky-image-col {
  position: sticky;
  top: 86px;
  height: calc(100vh - 106px);
  display: flex;
  flex-direction: column;
  gap: 1rem;
  padding-top: 3.5rem;
  padding-bottom: 2rem;
}

.project-visual {
  border-radius: 20px;
  overflow: hidden;
  flex: 1;
  min-height: 0;
  position: relative;
}

.project-visual-bg {
  width: 100%;
  height: 100%;
  position: absolute;
  inset: 0;
  overflow: hidden;
  transition: none;
}

.vis-clorinda     { background-image: url('solar-3.jpg'); background-size: cover; background-position: center; }
.vis-vgguemes     { background-image: url('solar-5.jpg'); background-size: cover; background-position: center 40%; }
.vis-lagunablanca { background-image: url('solar-2.jpg'); background-size: cover; background-position: center; }
.vis-ibarreta     { background-image: url('solar-1.jpg'); background-size: cover; background-position: center 40%; }
.vis-pirane       { background-image: url('solar-4.jpg'); background-size: cover; background-position: center; }
.vis-formosa      { background-image: url('solar-6.jpg'); background-size: cover; background-position: center; }

.vis-solar-icon {
  font-size: 7rem;
  opacity: 0.15;
  position: absolute;
}

.project-visual-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(8,14,11,0.92) 0%, transparent 55%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 2rem;
}

.project-visual-mw {
  font-size: 4rem;
  font-weight: 700;
  letter-spacing: -2px;
  line-height: 1;
  color: var(--white);
}

.project-visual-name {
  font-size: 1rem;
  color: rgba(255,255,255,0.5);
  margin-top: 0.3rem;
}

.project-index {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.5px;
  color: var(--accent);
  background: rgba(181,236,168,0.12);
  padding: 0.5rem 1.2rem;
  border-radius: 100px;
  backdrop-filter: blur(8px);
}

.sticky-mini-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.8rem;
  margin-top: 1rem;
}

.mini-stat {
  background: rgba(255,255,255,0.05);
  backdrop-filter: blur(10px);
  border-radius: 16px;
  padding: 1.6rem 1rem;
  text-align: center;
}

.mini-stat-value {
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--white);
  letter-spacing: -0.5px;
}

.mini-stat-label {
  font-size: 0.76rem;
  color: rgba(255,255,255,0.6);
  margin-top: 0.4rem;
}

.scroll-content-col { padding-top: 2rem; }
.project-mobile-visual { display: none; }

.project-block {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 5rem 0;
  border-bottom: 1px solid rgba(255,255,255,0.05);
  gap: 0;
}

.project-block:last-child { border-bottom: none; }

.project-number {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 2rem;
}

.project-name {
  font-size: clamp(2.2rem, 6vw, 5.5rem);
  font-weight: 700;
  letter-spacing: -2px;
  line-height: 0.95;
  color: var(--white);
  margin-bottom: 0.5rem;
}

.project-spv {
  font-size: 1.1rem;
  color: rgba(255,255,255,0.6);
  margin-bottom: 2rem;
}

.project-badges { display: flex; gap: 0.6rem; flex-wrap: wrap; margin-bottom: 2.5rem; }

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.5rem 1.2rem;
  border-radius: 100px;
  font-size: 0.88rem;
  font-weight: 600;
  letter-spacing: 0.2px;
}

.badge-active {
  background: rgba(181,236,168,0.1);
  color: var(--accent);
}

.badge-active::before {
  content: '';
  width: 5px; height: 5px;
  background: var(--accent);
  border-radius: 50%;
  animation: pulse 2s infinite;
}

.badge-construction {
  background: rgba(243,156,18,0.1);
  color: #f0b84a;
}

.badge-bess {
  background: rgba(120,190,230,0.1);
  color: #90c8e8;
}

.project-desc {
  color: rgba(255,255,255,0.5);
  font-size: 1.25rem;
  line-height: 1.65;
  margin-bottom: 2.5rem;
  margin-top: 0;
  padding-top: 0;
}

.project-metrics {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.7rem;
}

.metric-item {
  background: rgba(255,255,255,0.04);
  backdrop-filter: blur(8px);
  border-radius: 12px;
  padding: 1.2rem 1.4rem;
  transition: background 0.2s;
}

.metric-item:hover { background: rgba(181,236,168,0.07); }

.metric-item-label {
  font-size: 0.76rem;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: rgba(255,255,255,0.6);
  margin-bottom: 0.4rem;
}

.metric-item-value {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--white);
}

.metric-item-value.accent { color: var(--accent); }

/* ── TECHNOLOGY ── */
#tecnologia {
  background: var(--off-white);
  padding: 8rem 3rem;
}

.tech-layout {
  display: grid;
  grid-template-columns: 1.2fr 1.4fr;
  gap: 2.5rem;
  align-items: start;
}

.tech-sticky {
  position: sticky;
  top: 8rem;
}

#tecnologia .section-label { color: var(--green-600); }
#cta-presidente .section-label { color: var(--accent); }

#tecnologia h2 {
  font-size: clamp(1.8rem, 2.5vw, 2.8rem);
  font-weight: 700;
  letter-spacing: -1.5px;
  line-height: 1.1;
  color: var(--black);
  margin-top: 1rem;
}

.tech-intro {
  font-size: 1rem;
  color: var(--sage-mid);
  line-height: 1.75;
  margin-top: 1.5rem;
}

.tech-side-stats {
  display: flex;
  flex-direction: row;
  gap: 2.5rem;
  margin-top: 2.5rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(95,107,84,0.2);
}

.tech-side-stat {
  flex: 1;
}

.tech-side-stat-value {
  font-size: 1.6rem;
  font-weight: 700;
  letter-spacing: -0.5px;
  color: var(--green-600);
}

.tech-side-stat-label {
  font-size: 0.82rem;
  color: var(--sage-mid);
  margin-top: 0.2rem;
  line-height: 1.4;
}

.tech-scroll-track {
  overflow-x: visible;
}

.tech-grid {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.tech-card-icon { display: flex; align-items: center; margin-bottom: 1.5rem; color: var(--green-600); }
.tech-card-icon .material-icons { font-size: 2.4rem; }

.tech-card {
  background: var(--white);
  border-radius: 20px;
  padding: 3rem;
  position: relative;
  overflow: hidden;
  transition: box-shadow 0.3s, transform 0.3s;
  width: 100%;
}

.tech-card:hover {
  box-shadow: 0 12px 40px rgba(37,94,24,0.12);
  transform: translateY(-4px);
}

.tech-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--green-600), transparent);
}

.tech-card-title { font-size: 1.5rem; font-weight: 700; letter-spacing: -0.5px; margin-bottom: 0.4rem; color: var(--black); }
.tech-card-subtitle { font-size: 0.82rem; color: var(--green-600); font-weight: 600; letter-spacing: 0.5px; margin-bottom: 1.5rem; text-transform: uppercase; }
.tech-card-text { color: var(--sage-mid); font-size: 1.05rem; line-height: 1.75; margin-bottom: 2rem; }

.tech-list { list-style: none; display: flex; flex-direction: column; gap: 0.8rem; }

.tech-list li {
  display: flex;
  gap: 0.8rem;
  font-size: 1rem;
  color: var(--black);
  align-items: flex-start;
}

.tech-list li::before {
  content: '→';
  color: var(--green-600);
  flex-shrink: 0;
}

/* ── CONTACTO ── */
#contacto {
  background: var(--white);
  padding: 8rem 3rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6rem;
  align-items: center;
}

#contacto h2 {
  font-size: clamp(2.5rem, 5vw, 4.2rem);
  font-weight: 700;
  letter-spacing: -2px;
  line-height: 1;
  color: var(--black);
}

.contact-right {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.contact-right p {
  color: var(--sage-mid);
  font-size: 1.05rem;
  line-height: 1.7;
}

.contact-person {
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
  padding: 2rem;
  background: var(--off-white);
  border-radius: 16px;
}

.contact-person-name {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--black);
}

.contact-person-role {
  font-size: 0.85rem;
  color: var(--sage-mid);
  margin-top: 0.2rem;
}

.contact-links {
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
}

.btn-dark {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  background: var(--black);
  color: var(--white);
  padding: 1rem 2.2rem;
  border-radius: 100px;
  font-weight: 700;
  font-size: 0.95rem;
  text-decoration: none;
  font-family: 'Radio Canada Big', Arial, sans-serif;
  width: fit-content;
  transition: background 0.2s, transform 0.2s;
}

.btn-dark:hover {
  background: var(--green-600);
  transform: translateY(-2px);
}

/* ── FOOTER ── */
footer {
  background: #000000;
  padding: 1.8rem 3rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: 1px solid rgba(255,255,255,0.06);
}

.footer-logo svg { height: 34px; width: auto; }

.footer-text {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.5);
}

.footer-legal-links {
  display: inline-flex;
  gap: 1rem;
  margin-left: 1.2rem;
}

.footer-legal-links a {
  color: rgba(255,255,255,0.35);
  text-decoration: none;
  font-size: 0.8rem;
  transition: color 0.2s;
}

.footer-legal-links a:hover { color: rgba(255,255,255,0.7); }

.footer-linkedin {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8rem;
  color: rgba(255,255,255,0.5);
  text-decoration: none;
  transition: color 0.2s;
}

.footer-linkedin:hover { color: rgba(255,255,255,0.9); }

/* ── CTA PRESIDENTE ── */
#cta-presidente {
  background: var(--green-800);
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: 50vh;
}

.cta-pres-photo {
  position: relative;
  overflow: hidden;
  background: var(--green-700);
}

.cta-pres-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
  display: block;
  filter: grayscale(20%);
}

.cta-pres-photo--placeholder::after {
  content: 'Foto · Martín Parodi';
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.2);
  font-size: 0.9rem;
  letter-spacing: 1px;
  background: linear-gradient(135deg, var(--green-700), var(--green-800));
}

.cta-pres-photo::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to right, transparent 60%, var(--green-800) 100%);
  pointer-events: none;
}

.cta-pres-content {
  padding: 4rem 4rem 4rem 3rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.cta-pres-title {
  font-size: clamp(1.8rem, 2.8vw, 2.6rem);
  font-weight: 700;
  letter-spacing: -1px;
  line-height: 1.1;
  color: var(--white);
  margin-bottom: 2rem;
}

.cta-pres-quote {
  font-size: 1.1rem;
  color: rgba(255,255,255,0.65);
  line-height: 1.8;
  border-left: 2px solid var(--accent);
  padding-left: 1.2rem;
  margin-bottom: 2rem;
}

.cta-pres-person {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

.cta-pres-identity {}

.cta-pres-name {
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--white);
}

.cta-pres-role {
  font-size: 0.95rem;
  color: var(--accent);
  margin-top: 0.3rem;
}

.cta-pres-links {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  align-items: flex-start;
}

.cta-pres-link {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  color: rgba(255,255,255,0.65);
  text-decoration: none;
  font-size: 1rem;
  transition: color 0.2s;
}

.cta-pres-link .material-icons { font-size: 1.1rem; }

.li-icon {
  width: 1rem;
  height: 1rem;
  flex-shrink: 0;
}

.cta-pres-link:hover { color: var(--white); }

/* ── CONTACTO FINAL ── */
#contacto {
  background: var(--accent);
  padding: 8rem 3rem;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.2rem;
}

.contacto-label {
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  color: var(--green-600);
}

.contacto-email {
  font-size: clamp(1.8rem, 4vw, 3.2rem);
  font-weight: 700;
  letter-spacing: -1px;
  color: var(--green-900);
  text-decoration: none;
  transition: color 0.2s;
}

.contacto-email:hover { color: var(--green-600); }

/* ── SCROLLBAR ── */
::-webkit-scrollbar { width: 5px; }
::-webkit-scrollbar-track { background: var(--off-white); }
::-webkit-scrollbar-thumb { background: var(--sage-light); border-radius: 3px; }

/* ── RESPONSIVE ── */
@media (max-width: 960px) {
  nav { padding: 1.2rem 2rem; }
  .nav-links { display: none; }
  .nav-hamburger { display: flex; }
  .lang-toggle { display: none; }

  /* Hero */
  #hero { padding: 0 2rem 5rem; justify-content: flex-end; align-items: center; }
  .hero-badge { margin-bottom: 1.5rem; align-self: flex-start; width: fit-content; }
  .hero-title {
    font-size: clamp(3rem, 11vw, 5rem);
    letter-spacing: -1.5px;
    line-height: 1;
    margin-bottom: 2rem;
    text-align: left;
    width: 100%;
  }
  .hero-subtitle { font-size: 1.05rem; max-width: 100%; text-align: left; }
  .hero-stats-row { display: none; }
  .hero-bottom { flex-direction: column; align-items: flex-start; gap: 1.5rem; width: 100%; }
  .hero-bottom > div { width: 100%; }
  .hero-actions { flex-direction: column; align-items: stretch; gap: 0.8rem; width: 100%; }
  .btn-primary, .btn-ghost { width: 100%; text-align: center; justify-content: center; }

  /* Numbers */
  #numbers { grid-template-columns: repeat(2, 1fr); padding: 3rem 1.5rem; }

  /* About */
  #about { grid-template-columns: 1fr; padding: 5rem 1.5rem; gap: 3rem; }
  .about-cards { grid-template-columns: 1fr; }

  /* Projects */
  #proyectos-header { padding: 4rem 1.5rem 2rem; }
  #proyectos { padding: 0 1.5rem 4rem; }
  .sticky-wrapper { display: block; }
  .sticky-image-col { display: none; }
  .scroll-content-col { padding-top: 0; }
  .project-block {
    min-height: unset;
    padding: 2rem 0 3rem;
    margin-bottom: 0;
    border-bottom: 1px solid rgba(255,255,255,0.07);
    justify-content: flex-start;
  }
  .project-block:last-child { border-bottom: none; }
  .project-number { margin-bottom: 1.2rem; }
  .project-name { font-size: clamp(2rem, 9vw, 3rem); margin-bottom: 0.4rem; }
  .project-spv { margin-bottom: 1.5rem; }
  .project-desc { margin-top: 2rem; padding-top: 0; font-size: 1rem; }
  .project-metrics { grid-template-columns: 1fr 1fr; gap: 0.5rem; }
  .metric-item { padding: 1rem; }
  .metric-item-value { font-size: 1.1rem; }
  .project-mobile-visual {
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 1.5rem;
    border-radius: 16px;
    aspect-ratio: 16/9;
    margin-bottom: 2rem;
    position: relative;
    overflow: hidden;
  }
  .project-mobile-visual::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(8,14,11,0.85) 0%, transparent 55%);
  }
  .pmv-mw {
    font-size: 2.2rem;
    font-weight: 700;
    color: var(--white);
    letter-spacing: -1px;
    line-height: 1;
    position: relative;
    z-index: 1;
  }
  .pmv-location {
    font-size: 0.85rem;
    color: rgba(255,255,255,0.6);
    margin-top: 0.3rem;
    position: relative;
    z-index: 1;
  }

  /* Tecnología */
  #tecnologia { padding: 5rem 0 5rem 1.5rem; overflow-x: hidden; }
  .tech-layout { grid-template-columns: 1fr; gap: 2rem; }
  .tech-sticky { position: static; }
  .tech-scroll-track {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    margin-left: -1.5rem;
    margin-right: -1.5rem;
    padding-bottom: 1rem;
  }
  .tech-scroll-track::-webkit-scrollbar { display: none; }
  .tech-grid {
    flex-direction: row;
    width: max-content;
    padding-left: 1.5rem;
    padding-right: 1.5rem;
  }
  .tech-card { width: 75vw; flex: 0 0 75vw; padding: 1.8rem; }
  .tech-card-text { font-size: 0.95rem; line-height: 1.6; margin-bottom: 1.2rem; }

  /* Contacto & CTA */
  #contacto { padding: 4rem 1.5rem; }
  .contacto-email { font-size: clamp(1.5rem, 7vw, 2.5rem); }
  #cta-presidente { grid-template-columns: 1fr; min-height: unset; }
  .cta-pres-photo { height: 55vw; max-height: 320px; }
  .cta-pres-photo::after { background: linear-gradient(to bottom, transparent 50%, var(--green-800) 100%); }
  .cta-pres-content { padding: 3rem 1.5rem 4rem; }
  .cta-pres-person { flex-direction: column; align-items: flex-start; gap: 1.5rem; }

  /* Footer */
  footer { flex-direction: column; gap: 1.2rem; text-align: center; padding: 2.5rem 1.5rem 3rem; }
  .footer-linkedin { justify-content: center; }
}

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