/* ========================================
   PORTAFOLIO MODERNO - MAXIMILIANO ORUE
   VERSIÓN OPTIMIZADA (Reducido 30%)
   ======================================== */

/* Variables CSS - EXPANDIDAS */
:root {
  --font-primary: 'Playfair Display', serif;
  --font-secondary: 'Inter', sans-serif;
  
  /* Colores claro */
  --color-bg: #f8fafc;
  --color-bg-secondary: #ffffff;
  --color-text: #1e293b;
  --color-text-secondary: #475569;
  --color-accent: #3b82f6;
  --color-accent-light: #dbeafe;
  --color-card: #ffffff;
  --color-border: #e2e8f0;
  --color-shadow: rgba(15, 23, 42, 0.1);
  --color-header-bg: #e2e8f0;
  --color-header-text: #1e293b;
  --color-footer-bg: #e2e8f0;
  --color-footer-text: #1e293b;
  
  /* Espaciado */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 2rem;
  --space-lg: 4rem;
  --space-xl: 6rem;
  
  /* NUEVAS VARIABLES (antes repetidas en CSS) */
  --shadow-sm: 0 2px 10px var(--color-shadow);
  --shadow-md: 0 4px 20px var(--color-shadow);
  --shadow-lg: 0 12px 40px var(--color-shadow);
  --transition: all 0.3s ease;
  --border-radius: 12px;
  --max-width: 1200px;
}

body.dark {
  --color-bg: #1a0b2e;
  --color-bg-secondary: #2d1b4e;
  --color-text: #f3e8ff;
  --color-text-secondary: #c4b5fd;
  --color-accent: #a855f7;
  --color-accent-light: #4c1d95;
  --color-card: #2d1b4e;
  --color-border: #4c1d95;
  --color-shadow: rgba(0, 0, 0, 0.4);
  --color-header-bg: #4c1d95;
  --color-header-text: #f3e8ff;
  --color-footer-bg: #4c1d95;
  --color-footer-text: #f3e8ff;
}

/* ========================================
   CLASES UTILITY BASE
   ======================================== */

.card-base {
  border-radius: var(--border-radius);
  border: 1px solid var(--color-border);
  transition: var(--transition);
  background: var(--color-card);
}

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

.card-base:hover {
  box-shadow: var(--shadow-lg);
}

.hover-lift-sm:hover {
  transform: translateY(-2px);
}

.hover-lift-md:hover {
  transform: translateY(-5px);
}

.hover-lift-lg:hover {
  transform: translateY(-8px);
}

.underline::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 4px;
  background: var(--color-accent);
  border-radius: 2px;
}

.underline-left::after {
  left: 0;
  transform: none;
}

/* ========================================
   RESET Y BASE
   ======================================== */

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-secondary);
  background-color: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
  transition: var(--transition);
  overflow-x: hidden;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

.fade-in {
  opacity: 0;
  transform: translateY(30px);
  animation: fadeInUp 0.8s ease forwards;
}

@keyframes fadeInUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ========================================
   HEADER
   ======================================== */

.header {
  background: var(--color-header-bg);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 100;
  transition: var(--transition);
  box-shadow: var(--shadow-sm);
}

body.dark .header {
  border-bottom: 1px solid rgba(168, 85, 247, 0.3);
  box-shadow: 0 2px 10px rgba(168, 85, 247, 0.1);
}

.header-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--space-sm) var(--space-md);
}

.header-content h1 {
  font-family: var(--font-primary);
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--color-text);
  text-decoration: none;
}

.header-content nav ul {
  display: flex;
  list-style: none;
  gap: var(--space-md);
  align-items: center;
}

.header-content nav a {
  text-decoration: none;
  color: var(--color-header-text);
  font-weight: 500;
  padding: var(--space-xs) var(--space-sm);
  border-radius: 8px;
  transition: var(--transition);
}

.header-content nav a:hover,
.header-content nav a[aria-current="page"] {
  color: var(--color-accent);
  background-color: var(--color-accent-light);
}

.dark-toggle {
  background: rgba(59, 130, 246, 0.1);
  border: 1px solid rgba(59, 130, 246, 0.2);
  border-radius: 50%;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition);
  font-size: 1.2rem;
  color: var(--color-header-text);
}

body.dark .dark-toggle {
  background: rgba(168, 85, 247, 0.2);
  border: 1px solid rgba(168, 85, 247, 0.3);
}

.dark-toggle:hover {
  transform: scale(1.1);
  background: var(--color-accent-light);
}

body.dark .dark-toggle:hover {
  box-shadow: 0 4px 12px rgba(168, 85, 247, 0.2);
}

/* ========================================
   HERO SECTION
   ======================================== */

.hero {
  background: linear-gradient(135deg, var(--color-bg) 0%, var(--color-bg-secondary) 50%, var(--color-bg) 100%);
  padding: var(--space-lg) var(--space-md);
  text-align: center;
  position: relative;
  overflow: hidden;
  margin: var(--space-sm) auto;
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-md);
  border: 1px solid var(--color-border);
  max-width: var(--max-width);
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, var(--color-accent-light) 0%, transparent 70%);
  opacity: 0.15;
  z-index: -1;
}

.hero::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--color-accent), transparent);
  opacity: 0.6;
}

.hero-content {
  max-width: 1200px;
  margin: 0 auto;
  animation-delay: 0.2s;
  position: relative;
  z-index: 1;
}

.hero h2 {
  font-family: var(--font-primary);
  font-size: clamp(1.8rem, 3.6vw, 2.7rem);
  font-weight: 500;
  color: var(--color-text);
  margin-bottom: 2.5rem;
  line-height: 1.1;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  position: relative;
  display: inline-block;
}

.hero h2::after {
  content: '';
  position: absolute;
  bottom: -15px;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 4px;
  background: var(--color-accent);
  border-radius: 2px;
  z-index: 1;
}

.hero p {
  font-size: 1.25rem;
  color: var(--color-text-secondary);
  margin: 0 auto;
  max-width: 750px;
  line-height: 1.6;
}

/* ========================================
   TECH LOGOS
   ======================================== */

.tech-logos-container {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: var(--space-sm);
  margin: 1.5rem auto var(--space-lg);
  padding: var(--space-md);
  background: rgba(59, 130, 246, 0.05);
  border-radius: var(--border-radius);
  border: 1px solid rgba(59, 130, 246, 0.1);
  max-width: 80%;
}

body.dark .tech-logos-container {
  background: rgba(59, 130, 246, 0.1);
  border-color: rgba(59, 130, 246, 0.2);
}

.tech-logo {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 60px;
  height: 60px;
  border-radius: 12px;
  background: var(--color-card);
  border: 1px solid var(--color-border);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

body.dark .tech-logo {
  background: var(--color-bg-secondary);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.tech-logo::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
  transition: all 0.5s ease;
}

.tech-logo:hover::before {
  left: 100%;
}

.tech-logo i,
.tech-logo img {
  transition: var(--transition);
  z-index: 1;
}

.tech-logo i {
  font-size: 2rem;
}

.tech-logo img {
  width: 32px;
  height: 32px;
}

.tech-logo:hover {
  transform: scale(1.15);
  box-shadow: 0 8px 25px rgba(59, 130, 246, 0.3);
  border-color: currentColor;
}

body.dark .tech-logo:hover {
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.4);
  filter: brightness(1.2);
}

.tech-logo:hover i,
.tech-logo:hover img {
  transform: scale(1.1);
}

/* ========================================
   BOTONES
   ======================================== */

.btn-primary,
.btn-secondary {
  display: inline-block;
  padding: 0.875rem 2rem;
  border-radius: var(--border-radius);
  text-decoration: none;
  font-weight: 600;
  font-size: 1rem;
  transition: var(--transition);
  border: none;
  cursor: pointer;
  position: relative;
  overflow: hidden;
}

.btn-primary {
  background: var(--color-accent);
  color: white;
  box-shadow: 0 4px 14px rgba(59, 130, 246, 0.3);
}

.btn-primary:hover {
  background: #2563eb;
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(59, 130, 246, 0.4);
}

.btn-secondary {
  background: transparent;
  color: var(--color-text);
  border: 2px solid var(--color-border);
}

.btn-secondary:hover {
  background: var(--color-card);
  border-color: var(--color-accent);
  color: var(--color-accent);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px var(--color-shadow);
}

/* ========================================
   SECCIONES PRINCIPALES
   ======================================== */

section {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--space-lg) var(--space-md);
}

section h2 {
  font-family: var(--font-primary);
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-sm);
  text-align: center;
  position: relative;
}

section h2::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 4px;
  background: var(--color-accent);
  border-radius: 2px;
}

section p {
  color: var(--color-text-secondary);
  margin-bottom: var(--space-sm);
  font-size: 1.1rem;
}

.section-intro {
  text-align: center;
  font-size: 1.2rem;
  margin: 0 auto var(--space-md);
  max-width: 700px;
  color: var(--color-text-secondary);
}

/* ========================================
   ABOUT & SKILLS SECTION
   ======================================== */

.about-skills-section {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  align-items: start;
  background: var(--color-card);
  border-radius: var(--border-radius);
  padding: var(--space-lg);
  box-shadow: var(--shadow-md);
  border: 1px solid var(--color-border);
  position: relative;
  overflow: hidden;
  max-width: var(--max-width);
  margin: var(--space-sm) auto 0;
}

.about-skills-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--color-accent), #60a5fa, var(--color-accent));
  opacity: 0.8;
}

.about-content,
.skills-compact {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  height: 100%;
}

.about-content {
  padding-right: var(--space-md);
}

.about-content::after {
  content: '';
  position: absolute;
  top: 10%;
  right: 0;
  width: 2px;
  height: 80%;
  background: linear-gradient(to bottom, transparent 0%, var(--color-accent) 20%, var(--color-accent) 80%, transparent 100%);
  opacity: 0.6;
}

.about-content h2 {
  text-align: left;
  margin: 0 0 var(--space-sm);
  color: var(--color-text);
  position: relative;
  font-size: 1.8rem;
}

.about-content h2::after {
  left: 0;
  transform: none;
}

.about-description {
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-md);
  text-align: justify;
}

.quick-info {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  text-align: left;
}

.info-item {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  color: var(--color-text-secondary);
  font-size: 1rem;
  padding: var(--space-xs);
  border-radius: 8px;
  transition: var(--transition);
  width: 100%;
}

.info-item:hover {
  background: rgba(59, 130, 246, 0.05);
  transform: scale(1.02);
}

.info-item i {
  color: var(--color-accent);
  width: 20px;
  text-align: center;
}

.info-item strong {
  color: var(--color-text);
}

.skills-compact {
  padding-left: var(--space-md);
}

.skills-compact h3 {
  font-family: var(--font-primary);
  font-size: 1.8rem;
  color: var(--color-text);
  margin: 0 0 var(--space-md);
  text-align: left;
  position: relative;
}

.skills-compact h3::after {
  content: '';
  position: absolute;
  bottom: -8px;
  left: 0;
  width: 50px;
  height: 3px;
  background: var(--color-accent);
  border-radius: 2px;
}

.tech-categories {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.tech-group {
  transition: var(--transition);
}

.tech-group:hover {
  transform: translateX(5px);
}

.tech-group h4 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text);
  margin: 0 0 var(--space-xs);
  display: flex;
  align-items: center;
  gap: var(--space-xs);
}

.tech-group h4 i {
  color: var(--color-accent);
  width: 16px;
}

.skills-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
}

.skill-badge {
  font-size: 0.9rem;
  padding: 0.4rem 0.8rem;
  background: var(--color-bg-secondary);
  border: 1px solid var(--color-border);
  border-radius: 20px;
  color: var(--color-text);
  font-weight: 500;
  transition: var(--transition);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.skill-badge:hover {
  background: var(--color-accent);
  color: white;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
}

/* ========================================
   PROJECTS
   ======================================== */

.projects-showcase {
  background: var(--color-card);
  border-radius: var(--border-radius);
  padding: var(--space-lg);
  margin: var(--space-sm) auto;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--color-border);
  position: relative;
  overflow: hidden;
  max-width: var(--max-width);
}

.projects-showcase::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, #60a5fa, var(--color-accent), #60a5fa);
  opacity: 0.8;
}

.projects-showcase h2 {
  color: var(--color-text);
  margin-bottom: var(--space-xs);
}

.projects-grid-compact {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
  gap: var(--space-lg);
  margin: var(--space-lg) 0;
}

.project-card-compact {
  background: var(--color-bg-secondary);
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(59, 130, 246, 0.1);
  border: 1px solid var(--color-border);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}

.project-card-compact:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 30px rgba(59, 130, 246, 0.2);
  border-color: var(--color-accent);
}

.project-image-small {
  position: relative;
  height: 180px;
  overflow: hidden;
}

.project-image-small img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition);
}

.project-card-compact:hover .project-image-small img {
  transform: scale(1.05);
}

.project-overlay {
  position: absolute;
  top: var(--space-sm);
  right: var(--space-sm);
}

.project-tech-label {
  background: rgba(59, 130, 246, 0.9);
  color: white;
  padding: 0.25rem 0.75rem;
  border-radius: 15px;
  font-size: 0.8rem;
  font-weight: 600;
  backdrop-filter: blur(10px);
}

.project-details {
  padding: var(--space-md);
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.project-details h3 {
  font-family: var(--font-primary);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-xs);
}

.project-details p {
  color: var(--color-text-secondary);
  font-size: 0.95rem;
  line-height: 1.6;
  margin-bottom: var(--space-sm);
  flex-grow: 1;
}

.project-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
  margin-top: auto;
}

.tag {
  background: var(--color-accent-light);
  color: var(--color-accent);
  padding: 0.25rem 0.6rem;
  border-radius: 12px;
  font-size: 0.8rem;
  font-weight: 500;
}

body.dark .tag {
  color: white;
}

.projects-cta {
  text-align: center;
  margin-top: var(--space-sm);
  padding: var(--space-xs) var(--space-md);
  border-top: 1px solid var(--color-border);
  background: var(--color-bg-secondary);
  border-radius: var(--border-radius);
  box-shadow: inset 0 2px 4px rgba(59, 130, 246, 0.05);
}

.projects-cta p {
  color: var(--color-text-secondary);
  font-size: 1rem;
  margin-bottom: var(--space-sm);
}

.projects-cta .btn-primary {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
}

.projects-intro {
  text-align: center;
  font-size: 1.2rem;
  margin: 0 auto var(--space-md);
  max-width: 700px;
  color: var(--color-text-secondary);
}

.projects-expanded {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.project-card-large {
  background: var(--color-card);
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-md);
  border: 1px solid var(--color-border);
  overflow: hidden;
  transition: var(--transition);
  width: 100%;
  display: flex;
  flex-direction: column;
  min-height: 500px;
}

.project-card-large:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
}

/* Header que va de extremo a extremo */
.project-header {
  padding: var(--space-md) calc(var(--space-md) + var(--space-sm));
  background: var(--color-bg-secondary);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-xs);
  width: 100%;
}

/* Contenido principal dividido en dos columnas */
.project-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  flex: 1;
}

/* Lado izquierdo del proyecto - Imagen y tecnologías */
.project-left-side {
  display: flex;
  flex-direction: column;
  background: var(--color-bg-secondary);
  padding: var(--space-md);
}

/* Lado derecho del proyecto - Contenido */
.project-right-side {
  display: flex;
  flex-direction: column;
  padding: var(--space-xs) var(--space-md);
}

.project-title {
  font-family: var(--font-primary);
  font-size: 1.65rem;
  font-weight: 700;
  color: var(--color-text);
  margin: 0;
}

.project-badge {
  background: var(--color-accent);
  color: white;
  padding: 0.25rem 0.75rem;
  border-radius: 15px;
  font-size: 0.8rem;
  font-weight: 600;
}

/* Descripción en el lado izquierdo */
.project-description-left {
  background: var(--color-card);
  border-radius: var(--border-radius);
  padding: var(--space-xs) var(--space-md);
}

/* Sección de tecnologías en el lado derecho */
.project-tech-right {
  background: var(--color-bg-secondary);
  border-radius: var(--border-radius);
  padding: var(--space-sm);
  margin-bottom: var(--space-sm);
  margin-left: calc(-1 * var(--space-xs));
  margin-top: calc(-1 * var(--space-md));
}

.project-tech-right strong {
  color: var(--color-text);
  font-weight: 600;
  display: block;
  margin-bottom: var(--space-sm);
  font-size: 1rem;
  margin-left: 0;
}

/* Contenido de las descripciones */
.project-description {
  font-size: 1.05rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
  margin: 0;
}

.project-features {
  margin: 0 0 var(--space-xs) 0;
  color: var(--color-text-secondary);
  line-height: 1.6;
}

.project-tech strong,
.project-features strong {
  color: var(--color-text);
  font-weight: 600;
  display: block;
  margin-bottom: var(--space-sm);
}

.tech-tag {
  display: inline-block;
  background: var(--color-bg-secondary);
  color: var(--color-text);
  padding: 0.25rem 0.75rem;
  margin: 0.25rem 0.25rem 0.25rem 0;
  border-radius: 12px;
  font-size: 0.85rem;
  font-weight: 500;
  border: 1px solid var(--color-border);
  transition: var(--transition);
}

.tech-tag:hover {
  background: var(--color-accent);
  color: white;
}

.project-features ul {
  margin-top: var(--space-xs);
  padding-left: 1.5rem;
}

.project-features li {
  color: var(--color-text-secondary);
  margin-bottom: 0.25rem;
  line-height: 1.5;
}

.image-container {
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-bg);
  border-radius: var(--border-radius);
  height: 242px;
  margin-bottom: var(--space-sm);
  padding: var(--space-sm);
}

.image-container img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  margin: auto;
}

.project-links {
  display: flex;
  gap: var(--space-sm);
  justify-content: center;
  flex-wrap: wrap;
  margin-top: var(--space-md);
  padding-top: 0;
}

.privacy-note {
  width: 100%;
  text-align: center;
  color: var(--color-text-secondary);
  font-size: 0.9rem;
  margin-bottom: var(--space-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xs);
}

.cta-section {
  text-align: center;
  padding: var(--space-md) var(--space-md);
  background: var(--color-bg-secondary);
  border-radius: var(--border-radius);
  margin: var(--space-md) auto;
}

.cta-section h2 {
  font-family: var(--font-primary);
  font-size: 2rem;
  color: var(--color-text);
  margin-bottom: var(--space-xs);
}

.cta-section p {
  font-size: 1.1rem;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-sm);
}

/* ========================================
   CONTACTO
   ======================================== */

.contact-hero {
  background: linear-gradient(135deg, var(--color-bg) 0%, var(--color-bg-secondary) 50%, var(--color-bg) 100%);
  padding: var(--space-xl) var(--space-md);
  text-align: center;
  position: relative;
  margin: var(--space-md) auto;
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-md);
  max-width: var(--max-width);
}

.contact-hero-content h1 {
  font-family: var(--font-primary);
  font-size: clamp(2.5rem, 5vw, 3.5rem);
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-sm);
  line-height: 1.2;
}

.contact-hero-content p {
  font-size: 1.2rem;
  color: var(--color-text-secondary);
  max-width: 700px;
  margin: 0 auto var(--space-lg);
  line-height: 1.6;
}

.hero-contact-info {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: var(--space-lg);
  margin-top: var(--space-lg);
}

.hero-info-item {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  color: var(--color-text-secondary);
  font-weight: 500;
  padding: var(--space-sm) var(--space-md);
  background: rgba(59, 130, 246, 0.1);
  border-radius: 25px;
  border: 1px solid rgba(59, 130, 246, 0.2);
  transition: var(--transition);
}

body.dark .hero-info-item {
  background: rgba(168, 85, 247, 0.1);
  border-color: rgba(168, 85, 247, 0.2);
}

.hero-info-item:hover {
  background: var(--color-accent-light);
  transform: translateY(-2px);
}

.hero-info-item i {
  color: var(--color-accent);
  font-size: 1.1rem;
}

.contact-section {
  padding: var(--space-md) 0;
}

.contact-container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-md);
}

.contact-container h2 {
  text-align: center;
  font-family: var(--font-primary);
  font-size: 2.5rem;
  color: var(--color-text);
  margin-bottom: var(--space-lg);
  position: relative;
}

.contact-container h2::after {
  content: '';
  position: absolute;
  bottom: -12px;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 4px;
  background: var(--color-accent);
  border-radius: 2px;
}

.contact-cards-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-lg);
  margin-bottom: var(--space-md);
}

.contact-card {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius);
  padding: var(--space-md) var(--space-sm);
  text-align: center;
  transition: var(--transition);
  box-shadow: var(--shadow-md);
  position: relative;
  overflow: hidden;
  min-height: 256px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.contact-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--color-accent);
  transform: scaleX(0);
  transition: var(--transition);
}

.contact-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-accent);
}

.contact-card:hover::before {
  transform: scaleX(1);
}

/* Iconos contacto - CONSOLIDADOS */
.contact-card-icon {
  width: 60px;
  height: 60px;
  margin: 0 auto var(--space-sm);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  transition: var(--transition);
  flex-shrink: 0;
}

.contact-card-icon.linkedin {
  background: rgba(0, 119, 181, 0.1);
  color: #0077b5;
}

.contact-card-icon.github {
  background: rgba(51, 51, 51, 0.1);
  color: #333;
}

body.dark .contact-card-icon.github {
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
}

.contact-card-icon.cv {
  background: rgba(34, 197, 94, 0.1);
  color: #22c55e;
}

.contact-card:hover .contact-card-icon {
  transform: scale(1.1);
  color: white;
}

.contact-card:hover .contact-card-icon.linkedin {
  background: #0077b5;
}

.contact-card:hover .contact-card-icon.github {
  background: #333;
}

body.dark .contact-card:hover .contact-card-icon.github {
  background: #fff;
  color: #333;
}

.contact-card:hover .contact-card-icon.cv {
  background: #22c55e;
}

.contact-card-content {
  display: flex;
  flex-direction: column;
  height: 100%;
}

.contact-card-content h3 {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: calc(var(--space-xs) * 0.75);
}

.contact-card-content p {
  color: var(--color-text-secondary);
  margin-bottom: auto;
  font-size: 0.95rem;
  line-height: 1.4;
  flex-grow: 1;
}

.contact-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  color: var(--color-accent);
  text-decoration: none;
  font-weight: 500;
  padding: 8px 16px;
  border: 1px solid var(--color-accent);
  border-radius: 6px;
  transition: var(--transition);
  font-size: 0.85rem;
  min-width: 110px;
  text-align: center;
  margin-top: var(--space-sm);
  align-self: center;
}

.contact-link:hover {
  background: var(--color-accent);
  color: white;
  transform: translateY(-1px);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
}

.contact-link i {
  font-size: 0.7rem;
}

.copy-email-btn {
  background: none;
  border: 1px solid var(--color-accent);
  cursor: pointer;
  font-family: inherit;
}

.copy-email-btn:hover {
  background: var(--color-accent);
  color: white;
}

.copy-success {
  background: #22c55e !important;
  border-color: #22c55e !important;
  color: white !important;
}

/* ========================================
   FOOTER
   ======================================== */

footer {
  background: var(--color-footer-bg);
  border-top: 1px solid var(--color-border);
  margin-top: var(--space-md);
  box-shadow: 0 -2px 10px var(--color-shadow);
}

body.dark footer {
  border-top: 1px solid rgba(168, 85, 247, 0.3);
  box-shadow: 0 -2px 10px rgba(168, 85, 247, 0.1);
}

.footer-content {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: calc(var(--space-md) * 0.7) var(--space-md);
  text-align: center;
}

.social-links {
  display: flex;
  justify-content: center;
  gap: var(--space-sm);
  margin-bottom: calc(var(--space-sm) * 0.8);
}

.social-links a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 50px;
  height: 50px;
  background: rgba(59, 130, 246, 0.1);
  border: 1px solid rgba(59, 130, 246, 0.2);
  border-radius: 50%;
  color: var(--color-footer-text);
  text-decoration: none;
  transition: var(--transition);
  font-size: 1.2rem;
}

body.dark .social-links a {
  background: rgba(168, 85, 247, 0.2);
  border: 1px solid rgba(168, 85, 247, 0.3);
}

.social-links a:hover {
  background: var(--color-accent);
  color: white;
  transform: translateY(-3px);
  box-shadow: 0 6px 20px var(--color-shadow);
}

body.dark .social-links a:hover {
  box-shadow: 0 6px 20px rgba(168, 85, 247, 0.3);
}

footer p {
  color: var(--color-footer-text);
  font-size: 0.95rem;
  margin: 0;
}

/* ========================================
   RESPONSIVE DESIGN
   ======================================== */

@media (min-width: 1440px) {
  :root {
    --max-width: 1400px;
    --space-xl: 8rem;
    --space-lg: 6rem;
  }
  
  .hero h2 { font-size: clamp(2.7rem, 5.4vw, 4.5rem); }
  .hero p { font-size: 1.4rem; max-width: 800px; }
  .tech-logos-container { max-width: 700px; gap: var(--space-md); }
  .tech-logo { width: 70px; height: 70px; }
  .tech-logo img { width: 36px; height: 36px; }
}

@media (max-width: 1024px) {
  :root {
    --space-xl: 4rem;
    --space-lg: 3rem;
  }
  
  .tech-logo { width: 55px; height: 55px; }
  .contact-cards-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  :root {
    --space-xl: 3rem;
    --space-lg: 2rem;
    --space-md: 1.5rem;
  }
  
  .header-content {
    flex-direction: column;
    gap: var(--space-sm);
    padding: var(--space-sm);
  }
  
  .header-content nav ul {
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--space-sm);
  }
  
  .about-skills-section { grid-template-columns: 1fr; gap: var(--space-lg); }
  .about-content { padding-right: 0; padding-bottom: var(--space-md); }
  .about-content::after {
    top: auto;
    bottom: 0;
    right: 10%;
    left: 10%;
    width: 80%;
    height: 2px;
  }
  
  .about-content h2 { text-align: left; }
  .about-content h2::after { left: 0; transform: none; }
  .skills-compact { padding-left: 0; padding-top: var(--space-md); }
  .skills-compact h3 { font-size: 1.8rem; text-align: left; }
  .skills-compact h3::after { left: 0; transform: none; }
  
  .projects-grid-compact { grid-template-columns: 1fr; }
  
  .project-content {
    grid-template-columns: 1fr;
  }
  
  .project-left-side {
    border-bottom: 1px solid var(--color-border);
  }
  
  .contact-cards-grid { grid-template-columns: repeat(2, 1fr); }
  .section h2 { font-size: 2rem; }
  .project-header { flex-direction: column; align-items: flex-start; }
  .project-links { flex-direction: column; }
  .tech-logo { width: 50px; height: 50px; }
  .tech-logo img { width: 26px; height: 26px; }
  .image-container { height: 200px; }
}

@media (max-width: 480px) {
  :root {
    --space-xl: 2rem;
    --space-lg: 1.5rem;
    --space-md: 1rem;
    --space-sm: 0.75rem;
  }
  
  body { font-size: 14px; }
  .header-content h1 { font-size: 1.5rem; }
  .hero h2 { font-size: clamp(1.62rem, 3.6vw, 1.8rem); margin-bottom: var(--space-xs); }
  .hero p { font-size: 1rem; }
  .tech-logo { width: 35px; height: 35px; }
  .tech-logo img { width: 18px; height: 18px; }
  
  .about-skills-section { padding: var(--space-md) var(--space-sm); }
  .contact-cards-grid { grid-template-columns: 1fr; }
  .contact-hero-content h1 { font-size: 2rem; }
  .contact-card { padding: var(--space-md); }
  .contact-card-icon { width: 60px; height: 60px; }
  .image-container { height: 180px; }
  .footer-content { padding: calc(var(--space-md) * 0.5) var(--space-sm); }
  .social-links a { width: 40px; height: 40px; font-size: 1rem; }
}

@media (max-width: 360px) {
  :root {
    --space-xl: 1.5rem;
    --space-lg: 1rem;
    --space-md: 0.75rem;
    --space-sm: 0.5rem;
  }
  
  .hero h2 { font-size: clamp(1.35rem, 4.5vw, 1.62rem); }
  .hero p { font-size: 0.9rem; }
  .tech-logo { width: 30px; height: 30px; }
  .tech-logo img { width: 16px; height: 16px; }
  .contact-hero-content h1 { font-size: 1.8rem; }
  .contact-card-icon { width: 50px; height: 50px; }
  .image-container { height: 150px; }
}

@media (max-height: 500px) and (orientation: landscape) {
  .hero { padding: var(--space-md) var(--space-sm); }
  .hero h2 { font-size: 1.62rem; }
  .about-skills-section { padding: var(--space-md); }
}

@media (hover: none) and (pointer: coarse) {
  .header-content nav a,
  .btn-primary,
  .btn-secondary,
  .social-links a,
  .dark-toggle {
    min-height: 44px;
    min-width: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
  }
  
  .tech-logo { min-width: 44px; min-height: 44px; }
  .tech-logo:hover, .info-item:hover, .tech-group:hover { transform: none; }
}