/* ==========================================================================
   PORTAFOLIO EJECUTIVO: EXEQUIEL IGNACIO VARELA MOREIRA
   Geólogo (U. de Chile) | Magíster en Derecho de los Negocios (UAI)
   Asesor Contractual • Claims • Delay Analysis • IA y Tecnología Aplicada
   Paleta: Gris Pizarra / Café Tierra Geológica / Verde Ecológico
   ========================================================================== */

/* --- CSS Variables & Design Tokens --- */
:root {
  /* Verde Ecológico & Sustentabilidad */
  --green-950: #0d1e16;
  --green-900: #143023;
  --green-800: #1b4332;
  --green-700: #265e46;
  --green-600: #2d6a4f;
  --green-500: #40916c;
  --green-400: #52b788;
  --green-300: #74c69d;
  --green-100: #d8f3dc;
  --green-50: #edf7f0;

  /* Café Tierra & Geología Mineral */
  --earth-950: #29180e;
  --earth-900: #3d2516;
  --earth-800: #543420;
  --earth-700: #6f472d;
  --earth-600: #885939;
  --earth-500: #a7714b;
  --earth-300: #d3ab87;
  --earth-100: #f2e4d6;
  --earth-50: #faf4ed;

  /* Gris Pizarra Ejecutivo */
  --slate-950: #111714;
  --slate-900: #1b2320;
  --slate-800: #28332f;
  --slate-700: #3d4c46;
  --slate-600: #566760;
  --slate-500: #71837c;
  --slate-400: #93a49d;
  --slate-300: #bbc7c1;
  --slate-200: #dbe4df;
  --slate-100: #edf2ee;
  --slate-50: #f6f8f6;

  /* Colores de Superficie y Texto */
  --bg-primary: #f8faf8;
  --bg-surface: #ffffff;
  --bg-elevated: #ffffff;
  --bg-subtle: #f0f4f1;
  --bg-warm: #faf6f1;
  
  --text-main: #19221e;
  --text-secondary: #4a5953;
  --text-muted: #6f8078;
  --text-inverse: #ffffff;

  --border-light: #e2eae5;
  --border-medium: #cbd6d0;
  --border-strong: #9fb0a8;

  /* Sombras Ejecutivas Sutiles */
  --shadow-sm: 0 1px 2px rgba(20, 48, 35, 0.04);
  --shadow-md: 0 4px 12px rgba(20, 48, 35, 0.06), 0 1px 3px rgba(20, 48, 35, 0.04);
  --shadow-lg: 0 10px 24px rgba(20, 48, 35, 0.08), 0 2px 6px rgba(20, 48, 35, 0.04);
  --shadow-xl: 0 20px 35px rgba(20, 48, 35, 0.12);

  /* Tipografías */
  --font-sans: 'Plus Jakarta Sans', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  --font-mono: 'JetBrains Mono', 'SF Mono', Consolas, Menlo, Monaco, monospace;

  /* Medidas de Contenedor */
  --container-max: 1220px;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-pill: 9999px;

  /* Alturas y transiciones */
  --nav-height: 72px;
  --transition-fast: 0.18s ease;
  --transition-normal: 0.28s ease;
}

/* --- Reset y Normalización --- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--nav-height) + 16px);
  font-size: 16px;
  color-scheme: light;
  overflow-x: clip;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-primary);
  color: var(--text-main);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: clip;
}

img, svg {
  display: block;
  max-inline-size: 100%;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast);
}

button, input, textarea {
  font: inherit;
  color: inherit;
}

button {
  cursor: pointer;
  border: none;
  background: none;
}

ul {
  list-style: none;
}

/* Accesibilidad Focus */
:focus-visible {
  outline: 2px solid var(--green-600);
  outline-offset: 3px;
}

/* Contenedor Global con espaciado fluido */
.container {
  inline-size: 100%;
  max-inline-size: var(--container-max);
  margin-inline: auto;
  padding-inline: clamp(1rem, 3.5vw, 1.5rem);
}

/* ==========================================================================
   BARRA DE NAVEGACIÓN SUPERIOR (NAVBAR)
   ========================================================================== */
.site-header {
  position: sticky;
  inset-block-start: 0;
  z-index: 100;
  background-color: rgba(248, 250, 248, 0.92);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-block-end: 1px solid var(--border-light);
  block-size: var(--nav-height);
  display: flex;
  align-items: center;
  transition: background-color var(--transition-normal), box-shadow var(--transition-normal);
}

.site-header.is-scrolled {
  background-color: rgba(255, 255, 255, 0.96);
  box-shadow: var(--shadow-sm);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand-link {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-shrink: 0;
}

.brand-monogram {
  inline-size: 38px;
  block-size: 38px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, var(--green-800), var(--earth-700));
  color: #ffffff;
  display: grid;
  place-items: center;
  font-weight: 800;
  font-size: 1rem;
  letter-spacing: -0.5px;
  box-shadow: var(--shadow-sm);
  flex-shrink: 0;
}

.brand-info {
  display: flex;
  flex-direction: column;
}

.brand-name {
  font-size: 1rem;
  font-weight: 700;
  color: var(--slate-900);
  letter-spacing: -0.3px;
  line-height: 1.2;
}

.brand-tagline {
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--green-700);
  text-transform: uppercase;
  letter-spacing: 0.4px;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: 1.2rem;
}

.nav-link {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--slate-700);
  padding: 0.4rem 0.2rem;
  position: relative;
}

.nav-link:hover {
  color: var(--green-800);
}

.nav-link::after {
  content: '';
  position: absolute;
  inset-block-end: -2px;
  inset-inline-start: 0;
  inline-size: 0;
  block-size: 2px;
  background-color: var(--green-600);
  transition: inline-size var(--transition-fast);
}

.nav-link:hover::after,
.nav-link.is-active::after {
  inline-size: 100%;
}

.nav-cta-group {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

/* Botón menú móvil */
.mobile-toggle {
  display: none;
  background: none;
  border: none;
  padding: 0.4rem;
  color: var(--slate-800);
  cursor: pointer;
  flex-shrink: 0;
}

.mobile-toggle svg {
  inline-size: 26px;
  block-size: 26px;
  display: block;
}

/* ==========================================================================
   BOTONES Y ACCIONES
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.65rem 1.25rem;
  border-radius: var(--radius-md);
  font-size: 0.9rem;
  font-weight: 600;
  transition: all var(--transition-fast);
  max-inline-size: 100%;
}

.btn-primary {
  background-color: var(--green-800);
  color: #ffffff;
  box-shadow: 0 2px 6px rgba(27, 67, 50, 0.25);
}

.btn-primary:hover {
  background-color: var(--green-900);
  transform: translateY(-1px);
  box-shadow: 0 4px 10px rgba(27, 67, 50, 0.35);
  color: #ffffff;
}

.btn-secondary {
  background-color: var(--bg-surface);
  color: var(--slate-800);
  border: 1px solid var(--border-medium);
  box-shadow: var(--shadow-sm);
}

.btn-secondary:hover {
  background-color: var(--slate-100);
  border-color: var(--slate-400);
  color: var(--slate-900);
}

.btn-earth {
  background-color: var(--earth-700);
  color: #ffffff;
  box-shadow: 0 2px 6px rgba(111, 71, 45, 0.25);
}

.btn-earth:hover {
  background-color: var(--earth-800);
  transform: translateY(-1px);
  box-shadow: 0 4px 10px rgba(111, 71, 45, 0.35);
  color: #ffffff;
}

.btn-outline-green {
  background-color: transparent;
  color: var(--green-800);
  border: 1.5px solid var(--green-700);
}

.btn-outline-green:hover {
  background-color: var(--green-50);
  border-color: var(--green-800);
}

.btn-sm {
  padding: 0.45rem 0.85rem;
  font-size: 0.825rem;
}

.btn-icon {
  inline-size: 18px;
  block-size: 18px;
  flex-shrink: 0;
}

/* ==========================================================================
   HERO SECTION
   ========================================================================== */
.hero-section {
  position: relative;
  padding-block: clamp(2.5rem, 2rem + 3.5vw, 5rem);
  background: radial-gradient(circle at 85% 15%, rgba(45, 106, 79, 0.08) 0%, transparent 50%),
              radial-gradient(circle at 10% 80%, rgba(111, 71, 45, 0.07) 0%, transparent 45%),
              var(--bg-primary);
  border-block-end: 1px solid var(--border-light);
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.25fr 0.95fr;
  align-items: center;
  gap: clamp(1.75rem, 1.25rem + 2.5vw, 4rem);
}

.hero-badge-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.55rem;
  margin-block-end: 1.25rem;
}

.badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.35rem 0.75rem;
  border-radius: var(--radius-pill);
  font-size: 0.775rem;
  font-weight: 700;
  letter-spacing: 0.3px;
  text-transform: uppercase;
  max-inline-size: 100%;
  white-space: normal;
  text-align: center;
}

.badge-green {
  background-color: var(--green-100);
  color: var(--green-900);
  border: 1px solid rgba(45, 106, 79, 0.25);
}

.badge-earth {
  background-color: var(--earth-100);
  color: var(--earth-900);
  border: 1px solid rgba(111, 71, 45, 0.25);
}

.badge-ai {
  background: linear-gradient(135deg, var(--green-900), var(--slate-900));
  color: #ffffff;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.15);
}

.badge-ai-sparkle {
  color: var(--green-400);
}

.hero-title {
  font-size: clamp(2rem, 1.2rem + 2.8vw, 3.4rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.03em;
  color: var(--slate-950);
  margin-block-end: 0.85rem;
}

.hero-subtitle {
  font-size: clamp(1rem, 0.9rem + 0.45vw, 1.25rem);
  font-weight: 600;
  color: var(--earth-700);
  margin-block-end: 1.25rem;
  line-height: 1.4;
}

.hero-description {
  font-size: clamp(0.975rem, 0.925rem + 0.2vw, 1.075rem);
  color: var(--text-secondary);
  line-height: 1.7;
  margin-block-end: 1.75rem;
  max-inline-size: 60ch;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem;
  margin-block-end: 2rem;
}

.hero-stats-strip {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
  padding-block-start: 1.75rem;
  border-block-start: 1px solid var(--border-medium);
}

.stat-item {
  display: flex;
  flex-direction: column;
}

.stat-value {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--green-800);
  line-height: 1.1;
  font-family: var(--font-mono);
}

.stat-label {
  font-size: 0.775rem;
  font-weight: 600;
  color: var(--slate-600);
  margin-block-start: 0.25rem;
}

/* Tarjeta visual de foto del perfil */
.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
  inline-size: 100%;
}

.profile-card {
  position: relative;
  inline-size: 100%;
  max-inline-size: 360px;
  background-color: var(--bg-surface);
  border-radius: var(--radius-xl);
  padding: 1.5rem;
  box-shadow: var(--shadow-xl);
  border: 1px solid var(--border-light);
  overflow: hidden;
  margin-inline: auto;
}

.profile-card::before {
  content: '';
  position: absolute;
  inset-block-start: 0;
  inset-inline-start: 0;
  inline-size: 100%;
  block-size: 6px;
  background: linear-gradient(90deg, var(--green-700), var(--earth-600), var(--green-500));
}

.profile-image-wrap {
  position: relative;
  inline-size: 100%;
  aspect-ratio: 1 / 1;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  margin-block-end: 1.25rem;
  background-color: var(--slate-100);
}

.profile-image {
  inline-size: 100%;
  block-size: 100%;
  object-fit: cover;
  object-position: center top;
  display: block;
}

.profile-status-pill {
  position: absolute;
  inset-block-end: 10px;
  inset-inline-start: 10px;
  background: rgba(17, 23, 20, 0.88);
  backdrop-filter: blur(8px);
  color: #ffffff;
  padding: 0.4rem 0.8rem;
  border-radius: var(--radius-pill);
  font-size: 0.725rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  border: 1px solid rgba(255, 255, 255, 0.15);
}

.status-dot {
  inline-size: 8px;
  block-size: 8px;
  border-radius: 50%;
  background-color: #22c55e;
  box-shadow: 0 0 8px #22c55e;
}

.profile-meta {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.profile-meta-item {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.85rem;
  color: var(--slate-700);
}

.profile-meta-item svg {
  inline-size: 16px;
  block-size: 16px;
  color: var(--earth-600);
  flex-shrink: 0;
}

/* ==========================================================================
   SECCIONES GENERALES
   ========================================================================== */
.section {
  padding-block: clamp(3rem, 2.2rem + 2.5vw, 5rem);
}

.section-bg-warm {
  background-color: var(--bg-warm);
}

.section-bg-slate {
  background-color: var(--slate-900);
  color: var(--text-inverse);
}

.section-header {
  text-align: center;
  max-inline-size: 760px;
  margin-inline: auto;
  margin-block-end: clamp(2rem, 1.5rem + 1.8vw, 3.5rem);
}

.section-kicker {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--green-700);
  margin-block-end: 0.5rem;
}

.section-kicker-earth {
  color: var(--earth-600);
}

.section-title {
  font-size: clamp(1.7rem, 1.2rem + 1.6vw, 2.5rem);
  font-weight: 800;
  color: var(--slate-950);
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin-block-end: 0.85rem;
}

.section-lead {
  font-size: 1.025rem;
  color: var(--text-secondary);
  line-height: 1.65;
}

/* ==========================================================================
   PERFIL Y PROPUESTA DE VALOR: EL TRÍPODE ESTRATÉGICO
   ========================================================================== */
.value-trio-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.value-card {
  background-color: var(--bg-surface);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  border: 1px solid var(--border-light);
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast), border-color var(--transition-fast);
}

.value-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--border-medium);
}

.value-card-icon {
  inline-size: 50px;
  block-size: 50px;
  border-radius: var(--radius-md);
  display: grid;
  place-items: center;
  margin-block-end: 1.25rem;
}

.icon-earth {
  background-color: var(--earth-100);
  color: var(--earth-700);
}

.icon-green {
  background-color: var(--green-100);
  color: var(--green-800);
}

.icon-ai {
  background: linear-gradient(135deg, var(--green-800), var(--slate-800));
  color: #ffffff;
}

.value-card-title {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--slate-900);
  margin-block-end: 0.35rem;
}

.value-card-tag {
  font-size: 0.775rem;
  font-weight: 700;
  color: var(--green-700);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-block-end: 0.85rem;
}

.value-card-text {
  font-size: 0.925rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-block-end: 1.25rem;
}

.value-card-bullets {
  margin-block-start: auto;
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
  border-block-start: 1px solid var(--border-light);
  padding-block-start: 1rem;
}

.value-card-bullets li {
  font-size: 0.825rem;
  color: var(--slate-700);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.value-card-bullets li::before {
  content: '✓';
  color: var(--green-600);
  font-weight: 800;
}

/* ==========================================================================
   SECCIÓN ESPECIALIZACIONES
   ========================================================================== */
.spec-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 260px), 1fr));
  gap: 1.5rem;
}

.spec-card {
  background-color: var(--bg-surface);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  border: 1px solid var(--border-light);
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  transition: all var(--transition-fast);
}

.spec-card:hover {
  border-color: var(--green-600);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.spec-icon-wrap {
  inline-size: 44px;
  block-size: 44px;
  border-radius: var(--radius-sm);
  background-color: var(--green-50);
  color: var(--green-800);
  display: grid;
  place-items: center;
  margin-block-end: 1.15rem;
}

.spec-icon-wrap svg {
  inline-size: 22px;
  block-size: 22px;
}

.spec-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--slate-900);
  margin-block-end: 0.6rem;
}

.spec-desc {
  font-size: 0.925rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-block-end: 1.25rem;
}

.spec-pill-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-block-start: auto;
}

.spec-pill {
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.25rem 0.6rem;
  border-radius: var(--radius-pill);
  background-color: var(--slate-100);
  color: var(--slate-700);
}

/* ==========================================================================
   SECCIÓN DESTACADA: INTELIGENCIA ARTIFICIAL Y TECNOLOGÍA
   ========================================================================== */
.ai-showcase-box {
  background: linear-gradient(145deg, #16241e 0%, #1e2c26 60%, #233429 100%);
  border-radius: var(--radius-xl);
  padding: clamp(1.75rem, 1.25rem + 2.5vw, 3.25rem);
  border: 1px solid rgba(82, 183, 136, 0.25);
  box-shadow: var(--shadow-xl), inset 0 1px 0 rgba(255, 255, 255, 0.08);
  position: relative;
  overflow: hidden;
}

.ai-showcase-box::after {
  content: '';
  position: absolute;
  inset-block-end: -60px;
  inset-inline-end: -60px;
  inline-size: 260px;
  block-size: 260px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(82, 183, 136, 0.15) 0%, transparent 70%);
  pointer-events: none;
}

.ai-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(1.75rem, 1.25rem + 2vw, 3.5rem);
  align-items: center;
}

.ai-content h3 {
  font-size: clamp(1.4rem, 1.15rem + 0.9vw, 2rem);
  font-weight: 800;
  color: #ffffff;
  line-height: 1.25;
  margin-block-end: 1rem;
}

.ai-content p {
  font-size: 0.975rem;
  color: var(--slate-300);
  line-height: 1.7;
  margin-block-end: 1.75rem;
}

.ai-feature-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-block-end: 1.75rem;
}

.ai-feature-item {
  display: flex;
  align-items: flex-start;
  gap: 0.85rem;
}

.ai-feature-icon {
  inline-size: 24px;
  block-size: 24px;
  border-radius: 50%;
  background-color: rgba(82, 183, 136, 0.2);
  color: var(--green-400);
  display: grid;
  place-items: center;
  flex-shrink: 0;
  margin-block-start: 2px;
}

.ai-feature-icon svg {
  inline-size: 14px;
  block-size: 14px;
}

.ai-feature-text strong {
  color: #ffffff;
  display: block;
  font-size: 0.925rem;
}

.ai-feature-text span {
  color: var(--slate-400);
  font-size: 0.825rem;
  line-height: 1.5;
}

/* Tarjeta técnica interactiva */
.tech-console-card {
  background-color: rgba(17, 23, 20, 0.78);
  backdrop-filter: blur(12px);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(82, 183, 136, 0.2);
  padding: clamp(1.25rem, 1rem + 1vw, 1.75rem);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.35);
}

.tech-console-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-block-end: 1px solid rgba(255, 255, 255, 0.1);
  padding-block-end: 0.75rem;
  margin-block-end: 1.15rem;
}

.tech-console-dots {
  display: flex;
  gap: 6px;
}

.tech-console-dots span {
  inline-size: 9px;
  block-size: 9px;
  border-radius: 50%;
}

.tech-console-dots span:nth-child(1) { background-color: #ef4444; }
.tech-console-dots span:nth-child(2) { background-color: #eab308; }
.tech-console-dots span:nth-child(3) { background-color: #22c55e; }

.tech-console-title {
  font-family: var(--font-mono);
  font-size: 0.725rem;
  color: var(--slate-400);
  letter-spacing: 0.5px;
}

.tech-stack-group {
  display: flex;
  flex-direction: column;
  gap: 1.1rem;
}

.tech-item {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.tech-item-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.825rem;
}

.tech-name {
  color: #ffffff;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.tech-badge {
  font-size: 0.7rem;
  font-family: var(--font-mono);
  padding: 0.15rem 0.45rem;
  border-radius: var(--radius-pill);
}

.tech-badge-mastered {
  background-color: rgba(82, 183, 136, 0.2);
  color: var(--green-400);
}

.tech-badge-dev {
  background-color: rgba(217, 119, 6, 0.2);
  color: #fbbf24;
}

.tech-desc {
  font-size: 0.775rem;
  color: var(--slate-400);
  line-height: 1.4;
}

.tech-bar-bg {
  inline-size: 100%;
  block-size: 5px;
  border-radius: 3px;
  background-color: rgba(255, 255, 255, 0.1);
  overflow: hidden;
}

.tech-bar-fill {
  block-size: 100%;
  border-radius: 3px;
  background: linear-gradient(90deg, var(--green-500), var(--green-300));
}

/* ==========================================================================
   SECCIÓN PROYECTOS REPRESENTATIVOS
   ========================================================================== */
.projects-filter-bar {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.5rem;
  margin-block-end: 2.25rem;
}

.filter-btn {
  padding: 0.45rem 0.9rem;
  border-radius: var(--radius-pill);
  font-size: 0.825rem;
  font-weight: 600;
  color: var(--slate-700);
  background-color: var(--bg-surface);
  border: 1px solid var(--border-medium);
  transition: all var(--transition-fast);
}

.filter-btn:hover {
  background-color: var(--green-50);
  color: var(--green-800);
  border-color: var(--green-600);
}

.filter-btn.is-active {
  background-color: var(--green-800);
  color: #ffffff;
  border-color: var(--green-800);
  box-shadow: 0 2px 6px rgba(27, 67, 50, 0.25);
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 320px), 1fr));
  gap: 1.5rem;
}

.project-card {
  background-color: var(--bg-surface);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  border: 1px solid var(--border-light);
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  transition: all var(--transition-normal);
  position: relative;
}

.project-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--border-medium);
}

.project-card-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.75rem;
  margin-block-end: 0.75rem;
}

.project-sector-tag {
  font-size: 0.725rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  padding: 0.25rem 0.65rem;
  border-radius: var(--radius-pill);
}

.sector-mineria {
  background-color: var(--earth-100);
  color: var(--earth-900);
}

.sector-relaves {
  background-color: var(--green-100);
  color: var(--green-900);
}

.sector-infra {
  background-color: var(--slate-100);
  color: var(--slate-900);
}

.sector-energia {
  background-color: #fef3c7;
  color: #92400e;
}

.project-year {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--slate-500);
}

.project-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--slate-900);
  line-height: 1.3;
  margin-block-end: 0.4rem;
}

.project-client {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--earth-700);
  margin-block-end: 0.85rem;
}

.project-desc {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-block-end: 1.15rem;
}

.project-highlight-badge {
  background: linear-gradient(135deg, var(--green-50), #f4fbf7);
  border: 1px dashed var(--green-600);
  border-radius: var(--radius-md);
  padding: 0.65rem 0.85rem;
  margin-block-end: 1.15rem;
  font-size: 0.825rem;
  color: var(--green-900);
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 0.55rem;
}

.project-highlight-badge svg {
  inline-size: 16px;
  block-size: 16px;
  color: var(--green-700);
  flex-shrink: 0;
}

.project-footer-tags {
  margin-block-start: auto;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.4rem;
  padding-block-start: 0.85rem;
  border-block-start: 1px solid var(--border-light);
}

.project-tag {
  font-size: 0.725rem;
  font-weight: 600;
  color: var(--slate-600);
  background-color: var(--bg-primary);
  padding: 0.2rem 0.5rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-light);
}

/* ==========================================================================
   TRAYECTORIA LABORAL Y EXPERIENCIA
   ========================================================================== */
.timeline-wrap {
  max-inline-size: 860px;
  margin-inline: auto;
  position: relative;
  padding-inline-start: 2rem;
}

.timeline-wrap::before {
  content: '';
  position: absolute;
  inset-block: 0;
  inset-inline-start: 11px;
  inline-size: 2px;
  background-color: var(--border-medium);
}

.timeline-item {
  position: relative;
  padding-block-end: 2.5rem;
}

.timeline-item:last-child {
  padding-block-end: 0;
}

.timeline-marker {
  position: absolute;
  inset-inline-start: -2rem;
  inline-size: 24px;
  block-size: 24px;
  border-radius: 50%;
  background-color: var(--bg-surface);
  border: 3px solid var(--green-700);
  box-shadow: 0 0 0 4px var(--bg-primary);
  z-index: 2;
  margin-block-start: 3px;
}

.timeline-marker.is-current {
  border-color: var(--green-500);
  background-color: var(--green-800);
  box-shadow: 0 0 0 5px rgba(45, 106, 79, 0.2);
}

.timeline-card {
  background-color: var(--bg-surface);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  border: 1px solid var(--border-light);
  box-shadow: var(--shadow-sm);
}

.timeline-header {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.5rem;
  margin-block-end: 0.35rem;
}

.timeline-role {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--slate-900);
}

.timeline-period {
  font-family: var(--font-mono);
  font-size: 0.825rem;
  font-weight: 700;
  color: var(--earth-700);
  background-color: var(--earth-50);
  padding: 0.18rem 0.55rem;
  border-radius: var(--radius-pill);
}

.timeline-company {
  font-size: 0.925rem;
  font-weight: 600;
  color: var(--green-800);
  margin-block-end: 0.85rem;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.timeline-bullets {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.timeline-bullets li {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.55;
  position: relative;
  padding-inline-start: 1.25rem;
}

.timeline-bullets li::before {
  content: '▸';
  position: absolute;
  inset-inline-start: 0;
  color: var(--earth-600);
  font-weight: 800;
}

/* ==========================================================================
   EDUCACIÓN Y FORMACIÓN ACADÉMICA
   ========================================================================== */
.edu-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
  max-inline-size: 960px;
  margin-inline: auto;
}

.edu-card {
  background-color: var(--bg-surface);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  border: 1px solid var(--border-light);
  box-shadow: var(--shadow-sm);
  display: flex;
  gap: 1.25rem;
}

.edu-icon-wrap {
  inline-size: 48px;
  block-size: 48px;
  border-radius: var(--radius-md);
  display: grid;
  place-items: center;
  flex-shrink: 0;
}

.edu-details {
  display: flex;
  flex-direction: column;
}

.edu-degree {
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--slate-900);
  line-height: 1.25;
  margin-block-end: 0.35rem;
}

.edu-institution {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--earth-700);
  margin-block-end: 0.45rem;
}

.edu-meta {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--slate-600);
  margin-block-end: 0.75rem;
  display: flex;
  align-items: center;
  gap: 0.65rem;
}

.edu-status {
  display: inline-block;
  padding: 0.15rem 0.5rem;
  border-radius: var(--radius-pill);
  background-color: var(--green-100);
  color: var(--green-900);
  font-weight: 700;
  font-size: 0.725rem;
}

.edu-description {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.55;
}

/* ==========================================================================
   SECCIÓN DE CONTACTO EJECUTIVO
   ========================================================================== */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: clamp(1.75rem, 1.25rem + 2.5vw, 3.5rem);
  align-items: start;
}

.contact-info-panel {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.contact-card {
  background-color: var(--bg-surface);
  border-radius: var(--radius-lg);
  padding: 1.25rem 1.5rem;
  border: 1px solid var(--border-light);
  box-shadow: var(--shadow-sm);
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  transition: all var(--transition-fast);
}

.contact-card:hover {
  border-color: var(--green-600);
  transform: translateX(4px);
  box-shadow: var(--shadow-md);
}

.contact-card-icon {
  inline-size: 44px;
  block-size: 44px;
  border-radius: var(--radius-md);
  background-color: var(--green-50);
  color: var(--green-800);
  display: grid;
  place-items: center;
  flex-shrink: 0;
}

.contact-card-icon svg {
  inline-size: 20px;
  block-size: 20px;
}

.contact-card-content {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  inline-size: 100%;
}

.contact-card-label {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--slate-500);
  letter-spacing: 0.5px;
}

.contact-card-value {
  font-size: 1rem;
  font-weight: 700;
  color: var(--slate-900);
  word-break: break-word;
}

.contact-card-sub {
  font-size: 0.785rem;
  color: var(--slate-500);
}

/* Formulario */
.contact-form-panel {
  background-color: var(--bg-surface);
  border-radius: var(--radius-xl);
  padding: clamp(1.5rem, 1.2rem + 1.8vw, 2.25rem);
  border: 1px solid var(--border-light);
  box-shadow: var(--shadow-lg);
}

.form-group {
  margin-block-end: 1.15rem;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.form-label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--slate-800);
}

.form-input,
.form-textarea {
  inline-size: 100%;
  padding: 0.7rem 0.9rem;
  border-radius: var(--radius-md);
  border: 1.5px solid var(--border-medium);
  background-color: var(--bg-primary);
  font-size: 0.925rem;
  color: var(--text-main);
  transition: all var(--transition-fast);
}

.form-input:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--green-700);
  background-color: #ffffff;
  box-shadow: 0 0 0 3px rgba(45, 106, 79, 0.15);
}

.form-input:user-invalid,
.form-textarea:user-invalid {
  border-color: #dc2626;
  background-color: #fef2f2;
}

.form-textarea {
  min-block-size: 110px;
  resize: vertical;
}

.form-helper {
  font-size: 0.75rem;
  color: var(--slate-500);
}

.toast-message {
  display: none;
  margin-block-start: 1rem;
  padding: 0.75rem 1rem;
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  font-weight: 600;
}

.toast-success {
  background-color: var(--green-100);
  color: var(--green-900);
  border: 1px solid var(--green-400);
}

/* ==========================================================================
   FOOTER
   ========================================================================== */
.site-footer {
  background-color: var(--slate-950);
  color: var(--slate-400);
  padding-block: 3.5rem 2rem;
  border-block-start: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 2.5rem;
  margin-block-end: 2.5rem;
}

.footer-brand h4 {
  color: #ffffff;
  font-size: 1.15rem;
  font-weight: 700;
  margin-block-end: 0.5rem;
}

.footer-brand p {
  font-size: 0.875rem;
  line-height: 1.6;
  max-inline-size: 45ch;
  color: var(--slate-400);
}

.footer-col h5 {
  color: #ffffff;
  font-size: 0.875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.6px;
  margin-block-end: 1rem;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.footer-links a {
  font-size: 0.85rem;
  color: var(--slate-400);
  transition: color var(--transition-fast);
}

.footer-links a:hover {
  color: var(--green-400);
}

.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  padding-block-start: 2rem;
  border-block-start: 1px solid rgba(255, 255, 255, 0.08);
  font-size: 0.8rem;
}

/* Barra flotante móvil para contacto rápido */
.mobile-action-bar {
  display: none;
  position: fixed;
  inset-block-end: 0;
  inset-inline: 0;
  background-color: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-block-start: 1px solid var(--border-medium);
  padding: 0.6rem 0.85rem;
  z-index: 99;
  box-shadow: 0 -4px 15px rgba(0, 0, 0, 0.08);
  justify-content: space-around;
  gap: 0.5rem;
}

.mobile-action-btn {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.55rem 0.65rem;
  font-size: 0.775rem;
  font-weight: 700;
  border-radius: var(--radius-md);
  text-align: center;
}

/* ==========================================================================
   MODAL DE DETALLES DE PROYECTO
   ========================================================================== */
.project-modal {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 200;
  background-color: rgba(17, 23, 20, 0.75);
  backdrop-filter: blur(6px);
  place-items: center;
  padding: 1.5rem;
}

.project-modal.is-open {
  display: grid;
}

.modal-dialog {
  background-color: var(--bg-surface);
  border-radius: var(--radius-xl);
  max-inline-size: 680px;
  inline-size: 100%;
  padding: clamp(1.5rem, 1.2rem + 1.8vw, 2.5rem);
  box-shadow: var(--shadow-xl);
  border: 1px solid var(--border-light);
  position: relative;
  max-block-size: 90dvh;
  overflow-y: auto;
}

.modal-close-btn {
  position: absolute;
  inset-block-start: 1.25rem;
  inset-inline-end: 1.25rem;
  inline-size: 34px;
  block-size: 34px;
  border-radius: 50%;
  background-color: var(--slate-100);
  color: var(--slate-700);
  display: grid;
  place-items: center;
  transition: all var(--transition-fast);
}

.modal-close-btn:hover {
  background-color: var(--slate-200);
  color: var(--slate-950);
}

/* ==========================================================================
   RESPONSIVIDAD Y BREAKPOINTS LIMPIOS
   ========================================================================== */
@media (max-width: 980px) {
  /* Menú Móvil */
  .mobile-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
  }

  .main-nav {
    display: none;
    position: fixed;
    inset-block-start: var(--nav-height);
    inset-inline: 0;
    background-color: #ffffff;
    padding: 1.5rem;
    border-block-end: 1px solid var(--border-medium);
    box-shadow: var(--shadow-xl);
    flex-direction: column;
    align-items: stretch;
    gap: 1.25rem;
    max-block-size: calc(100dvh - var(--nav-height));
    overflow-y: auto;
  }

  .main-nav.is-open {
    display: flex;
  }

  .nav-list {
    flex-direction: column;
    align-items: stretch;
    gap: 0.5rem;
  }

  .nav-link {
    padding: 0.75rem 1rem;
    border-radius: var(--radius-md);
  }

  .nav-link:hover {
    background-color: var(--slate-50);
  }

  .nav-cta-group {
    flex-direction: column;
    inline-size: 100%;
  }

  .nav-cta-group .btn {
    inline-size: 100%;
  }

  /* Reordenamiento del Hero */
  .hero-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero-badge-row,
  .hero-actions {
    justify-content: center;
  }

  .hero-description {
    margin-inline: auto;
  }

  .hero-visual {
    order: -1;
    margin-block-end: 1rem;
  }

  .profile-card {
    max-inline-size: 320px;
  }

  .hero-stats-strip {
    grid-template-columns: 1fr;
    gap: 1rem;
    text-align: center;
  }

  .ai-grid {
    grid-template-columns: 1fr;
  }

  .value-trio-grid {
    grid-template-columns: 1fr;
  }

  .edu-grid {
    grid-template-columns: 1fr;
  }

  .contact-grid {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 1.75rem;
  }

  .mobile-action-bar {
    display: flex;
  }

  /* Margen inferior para no solapar la barra fija móvil */
  body {
    padding-block-end: 65px;
  }
}

/* ==========================================================================
   IMPRESIÓN (PRINT DOSSIER)
   ========================================================================== */
@media print {
  .site-header,
  .mobile-action-bar,
  .hero-actions,
  .projects-filter-bar,
  .contact-form-panel,
  .btn {
    display: none !important;
  }

  body {
    background-color: #ffffff;
    color: #000000;
    font-size: 12pt;
    padding: 0;
  }

  .container {
    max-inline-size: 100%;
    padding: 0;
  }

  .project-card, .value-card, .timeline-card, .edu-card {
    border: 1px solid #ccc;
    box-shadow: none;
    break-inside: avoid;
    margin-block-end: 1rem;
  }

  .section {
    padding-block: 1.5rem;
  }
}