/* ==========================================================================
   Pierre Pérez Portfolio - Modern Premium CSS Design System
   ========================================================================== */

/* --- Import Google Fonts --- */
@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800&family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800&display=swap');

/* --- Design Tokens / CSS Variables --- */
:root {
  /* Colors */
  --bg-deep: #08070b;
  --bg-grid: rgba(139, 92, 246, 0.03);
  --glass-bg: rgba(20, 18, 30, 0.45);
  --glass-bg-hover: rgba(30, 27, 45, 0.6);
  --glass-border: rgba(255, 255, 255, 0.07);
  --glass-border-hover: rgba(255, 255, 255, 0.15);
  
  --accent-purple: #8b5cf6;
  --accent-purple-rgb: 139, 92, 246;
  --accent-cyan: #06b6d4;
  --accent-cyan-rgb: 6, 182, 212;
  --accent-amber: #fbbf24;
  --accent-amber-rgb: 251, 191, 36;
  --accent-pink: #ec4899;
  
  --text-primary: #f3f4f6;
  --text-secondary: #9ca3af;
  --text-muted: #6b7280;
  
  /* Gradients */
  --grad-primary: linear-gradient(135deg, var(--accent-purple), var(--accent-cyan));
  --grad-purple-glow: radial-gradient(circle, rgba(139, 92, 246, 0.15) 0%, transparent 70%);
  --grad-cyan-glow: radial-gradient(circle, rgba(6, 182, 212, 0.15) 0%, transparent 70%);
  
  /* Fonts */
  --font-display: 'Outfit', sans-serif;
  --font-sans: 'Plus Jakarta Sans', sans-serif;
  
  /* Shadow & Blur */
  --shadow-glass: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
  --shadow-neon-purple: 0 0 20px rgba(139, 92, 246, 0.35);
  --shadow-neon-cyan: 0 0 20px rgba(6, 182, 212, 0.35);
  --blur-glass: blur(12px);
  
  /* Transitions */
  --transition-smooth: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-fast: all 0.2s ease;
}

/* --- Base & Reset --- */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  user-select: none;
}

html {
  scroll-behavior: smooth;
  overflow-x: hidden;
  background-color: var(--bg-deep);
}

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

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 8px;
}
::-webkit-scrollbar-track {
  background: var(--bg-deep);
}
::-webkit-scrollbar-thumb {
  background: rgba(139, 92, 246, 0.2);
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: rgba(139, 92, 246, 0.5);
}

/* Selection */
::selection {
  background: rgba(139, 92, 246, 0.3);
  color: #fff;
}

/* --- Custom Cursor --- */
.custom-cursor {
  width: 20px;
  height: 20px;
  border: 2px solid var(--accent-cyan);
  border-radius: 50%;
  position: fixed;
  transform: translate(-50%, -50%);
  pointer-events: none;
  z-index: 10000;
  transition: width 0.3s ease, height 0.3s ease, background-color 0.3s ease, border-color 0.3s ease;
}

.custom-cursor-dot {
  width: 4px;
  height: 4px;
  background-color: var(--accent-purple);
  border-radius: 50%;
  position: fixed;
  transform: translate(-50%, -50%);
  pointer-events: none;
  z-index: 10000;
}

/* Cursor Hover states */
body.hover-link .custom-cursor {
  width: 40px;
  height: 40px;
  background-color: rgba(6, 182, 212, 0.1);
  border-color: var(--accent-purple);
}
body.hover-link .custom-cursor-dot {
  background-color: var(--accent-cyan);
}

/* --- Global Background Elements --- */
.bg-grid-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-size: 50px 50px;
  background-image: linear-gradient(to right, var(--bg-grid) 1px, transparent 1px),
                    linear-gradient(to bottom, var(--bg-grid) 1px, transparent 1px);
  pointer-events: none;
  z-index: 0;
  opacity: 0.7;
}

.ambient-glow {
  position: fixed;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  pointer-events: none;
  z-index: 0;
  filter: blur(100px);
  opacity: 0.3;
}

.glow-purple {
  top: -10%;
  right: -5%;
  background: var(--grad-purple-glow);
  animation: floatGlow 15s infinite alternate ease-in-out;
}

.glow-cyan {
  bottom: -10%;
  left: -5%;
  background: var(--grad-cyan-glow);
  animation: floatGlow 20s infinite alternate-reverse ease-in-out;
}

@keyframes floatGlow {
  0% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(50px, 30px) scale(1.1); }
  100% { transform: translate(-30px, -50px) scale(0.9); }
}

/* Particles Canvas */
#particles-canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
  pointer-events: none;
}

/* --- Navigation Header --- */
.nav-header {
  position: fixed;
  top: 20px;
  left: 50%;
  transform: translateX(-50%);
  width: 90%;
  max-width: 1200px;
  z-index: 1000;
  background: var(--glass-bg);
  backdrop-filter: var(--blur-glass);
  -webkit-backdrop-filter: var(--blur-glass);
  border: 1px solid var(--glass-border);
  border-radius: 20px;
  padding: 15px 30px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  box-shadow: var(--shadow-glass);
  transition: var(--transition-smooth);
}

.nav-header.scrolled {
  top: 10px;
  width: 95%;
  padding: 10px 25px;
  background: rgba(10, 8, 18, 0.85);
  border-color: rgba(139, 92, 246, 0.2);
}

.logo {
  display: flex;
  align-items: center;
  text-decoration: none;
  transition: var(--transition-smooth);
}

.logo:hover {
  transform: scale(1.05);
}

.logo-custom-letters {
  width: 140px;
  height: 42px;
  background: var(--grad-primary);
  -webkit-mask-image: url('assets/logo-nav.png');
  -webkit-mask-size: contain;
  -webkit-mask-repeat: no-repeat;
  -webkit-mask-position: left center;
  mask-image: url('assets/logo-nav.png');
  mask-size: contain;
  mask-repeat: no-repeat;
  mask-position: left center;
  display: block;
}

.nav-menu {
  display: flex;
  list-style: none;
  gap: 30px;
}

.nav-item a {
  font-family: var(--font-sans);
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-secondary);
  text-decoration: none;
  position: relative;
  padding: 5px 0;
  transition: var(--transition-fast);
}

.nav-item a:hover {
  color: var(--text-primary);
  text-shadow: 0 0 10px rgba(6, 182, 212, 0.5);
}

.nav-item a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--grad-primary);
  transition: var(--transition-smooth);
}

.nav-item a:hover::after,
.nav-item.active a::after {
  width: 100%;
}

.nav-item.active a {
  color: var(--text-primary);
}

/* Mobile Toggle */
.mobile-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text-primary);
  font-size: 1.5rem;
  cursor: pointer;
}

/* --- Hero Section --- */
.hero-section {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 120px 20px 80px 20px;
  z-index: 10;
  overflow: hidden;
}

.hero-container {
  width: 100%;
  max-width: 1200px;
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  align-items: center;
  gap: 60px;
}

.hero-content {
  display: flex;
  flex-direction: column;
}

.hero-badge {
  background: rgba(139, 92, 246, 0.1);
  border: 1px solid rgba(139, 92, 246, 0.3);
  color: var(--accent-purple);
  padding: 8px 16px;
  border-radius: 30px;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  width: fit-content;
  margin-bottom: 24px;
  display: flex;
  align-items: center;
  gap: 8px;
  box-shadow: 0 0 15px rgba(139, 92, 246, 0.1);
}

.hero-badge-dot {
  width: 6px;
  height: 6px;
  background-color: var(--accent-cyan);
  border-radius: 50%;
  animation: pulseDot 1.5s infinite alternate;
}

@keyframes pulseDot {
  0% { transform: scale(0.8); opacity: 0.5; }
  100% { transform: scale(1.3); opacity: 1; }
}

.hero-title {
  font-family: var(--font-display);
  font-size: 4rem;
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 20px;
}

.hero-title span.gradient-text {
  background: linear-gradient(to right, #ffffff, #9ca3af);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-title span.accent-text {
  background: var(--grad-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  position: relative;
  display: block;
  font-size: 4.5rem;
}

.hero-subtitle {
  font-family: var(--font-sans);
  font-size: 1.6rem;
  font-weight: 400;
  color: var(--text-secondary);
  margin-bottom: 30px;
  height: 2.4rem;
  display: flex;
  align-items: center;
}

.typed-text {
  color: var(--accent-cyan);
  font-weight: 600;
  border-right: 2px solid var(--accent-cyan);
  padding-right: 5px;
  animation: blinkCursor 0.75s step-end infinite;
}

@keyframes blinkCursor {
  from, to { border-color: transparent }
  50% { border-color: var(--accent-cyan); }
}

.hero-desc {
  color: var(--text-secondary);
  font-size: 1.1rem;
  max-width: 550px;
  margin-bottom: 40px;
}

.hero-actions {
  display: flex;
  gap: 20px;
  margin-bottom: 50px;
}

/* Button Component */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 28px;
  border-radius: 12px;
  font-family: var(--font-sans);
  font-size: 0.95rem;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.btn-primary {
  background: var(--grad-primary);
  color: #fff;
  border: none;
  box-shadow: var(--shadow-neon-purple);
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 0 30px rgba(6, 182, 212, 0.5);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.03);
  color: var(--text-primary);
  border: 1px solid var(--glass-border);
  backdrop-filter: var(--blur-glass);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: var(--glass-border-hover);
  transform: translateY(-3px);
}

/* Stats Counter */
.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  border-top: 1px solid var(--glass-border);
  padding-top: 35px;
  max-width: 550px;
}

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

.stat-number {
  font-family: var(--font-display);
  font-size: 2.2rem;
  font-weight: 800;
  background: var(--grad-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.stat-label {
  font-size: 0.85rem;
  color: var(--text-secondary);
  font-weight: 500;
  margin-top: 5px;
}

/* Hero Visual Art */
.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}

.visual-sphere-container {
  width: 350px;
  height: 350px;
  position: relative;
}

.visual-sphere {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(139, 92, 246, 0.2) 0%, rgba(6, 182, 212, 0.05) 70%);
  border: 2px solid rgba(255, 255, 255, 0.05);
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  box-shadow: inset 0 0 50px rgba(255, 255, 255, 0.05), var(--shadow-glass);
  animation: floatSphere 6s infinite alternate ease-in-out;
}

@keyframes floatSphere {
  0% { transform: translateY(0); }
  100% { transform: translateY(-20px); }
}

.visual-ring {
  position: absolute;
  border: 1px dashed rgba(6, 182, 212, 0.2);
  border-radius: 50%;
  animation: rotateRing 20s infinite linear;
}

.ring-1 {
  width: 120%;
  height: 120%;
  border-color: rgba(139, 92, 246, 0.2);
  animation-duration: 25s;
}

.ring-2 {
  width: 140%;
  height: 140%;
  border-color: rgba(6, 182, 212, 0.15);
  animation-duration: 35s;
  animation-direction: reverse;
}

@keyframes rotateRing {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

.visual-orbit-node {
  position: absolute;
  width: 12px;
  height: 12px;
  background-color: var(--accent-cyan);
  border-radius: 50%;
  box-shadow: var(--shadow-neon-cyan);
}

.node-1 {
  top: 10%;
  left: 20%;
  background-color: var(--accent-purple);
  box-shadow: var(--shadow-neon-purple);
}

.node-2 {
  bottom: 15%;
  right: 15%;
}

.developer-avatar-placeholder {
  width: 250px;
  height: 250px;
  border-radius: 50%;
  overflow: hidden;
  background: var(--glass-bg);
  border: 2px solid rgba(255, 255, 255, 0.1);
  backdrop-filter: var(--blur-glass);
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
  z-index: 10;
}

.developer-avatar-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 50%;
  transition: var(--transition-smooth);
}

.developer-avatar-placeholder:hover .developer-avatar-img {
  transform: scale(1.08);
}

.avatar-icon-bg {
  width: 80px;
  height: 80px;
  color: var(--accent-purple);
  filter: drop-shadow(0 0 10px rgba(139, 92, 246, 0.5));
}

/* --- Sections Shared Layout --- */
.section {
  position: relative;
  padding: 100px 20px;
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  z-index: 10;
}

.section-header {
  text-align: center;
  margin-bottom: 70px;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.section-subtitle {
  font-family: var(--font-sans);
  font-size: 0.9rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--accent-cyan);
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.section-title {
  font-family: var(--font-display);
  font-size: 2.8rem;
  font-weight: 800;
  letter-spacing: -0.5px;
}

.section-title span.gradient-text {
  background: var(--grad-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.section-desc {
  font-size: 1.1rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin-top: 15px;
}

/* Scroll Reveal animation triggers */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.8s ease, transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

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

/* --- Section: Profile Trifecta (Habilidades) --- */
.profile-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.profile-card {
  background: var(--glass-bg);
  backdrop-filter: var(--blur-glass);
  -webkit-backdrop-filter: var(--blur-glass);
  border: 1px solid var(--glass-border);
  border-radius: 24px;
  padding: 40px;
  position: relative;
  overflow: hidden;
  transition: var(--transition-smooth);
  box-shadow: var(--shadow-glass);
}

.profile-card:hover {
  transform: translateY(-8px);
  background: var(--glass-bg-hover);
  border-color: var(--glass-border-hover);
}

.profile-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: var(--grad-primary);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s ease;
}

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

.profile-card-glow {
  position: absolute;
  width: 150px;
  height: 150px;
  border-radius: 50%;
  top: -75px;
  right: -75px;
  filter: blur(50px);
  opacity: 0.15;
  transition: var(--transition-smooth);
}

.profile-card:hover .profile-card-glow {
  opacity: 0.3;
  transform: scale(1.2);
}

.card-icon-container {
  width: 60px;
  height: 60px;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--glass-border);
  display: flex;
  justify-content: center;
  align-items: center;
  margin-bottom: 25px;
  color: var(--accent-purple);
  transition: var(--transition-smooth);
}

.profile-card:hover .card-icon-container {
  background: var(--grad-primary);
  color: #fff;
  border-color: transparent;
  box-shadow: var(--shadow-neon-purple);
}

.card-icon {
  width: 28px;
  height: 28px;
}

.profile-card h3 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 15px;
}

.profile-card p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  margin-bottom: 25px;
}

.skills-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.skill-tag-row {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.9rem;
  color: var(--text-primary);
}

.skill-bullet {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--accent-cyan);
}

/* Card coloring */
.profile-card.teacher .profile-card-glow { background-color: var(--accent-purple); }
.profile-card.publicist .profile-card-glow { background-color: var(--accent-amber); }
.profile-card.publicist .skill-bullet { background-color: var(--accent-amber); }
.profile-card.developer .profile-card-glow { background-color: var(--accent-cyan); }
.profile-card.developer .skill-bullet { background-color: var(--accent-cyan); }

/* --- Section: Projects Showcase --- */
.projects-controls {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 30px;
  margin-bottom: 45px;
  flex-wrap: wrap;
}

/* Search Bar */
.search-wrapper {
  position: relative;
  width: 320px;
  max-width: 100%;
}

.search-input {
  width: 100%;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--glass-border);
  border-radius: 14px;
  padding: 12px 20px 12px 45px;
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 0.9rem;
  transition: var(--transition-smooth);
}

.search-input:focus {
  outline: none;
  background: rgba(255, 255, 255, 0.06);
  border-color: rgba(6, 182, 212, 0.5);
  box-shadow: 0 0 15px rgba(6, 182, 212, 0.15);
}

.search-icon {
  position: absolute;
  left: 16px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  width: 18px;
  height: 18px;
  pointer-events: none;
  transition: var(--transition-fast);
}

.search-input:focus + .search-icon {
  color: var(--accent-cyan);
}

/* Filters */
.filter-tabs {
  display: flex;
  gap: 10px;
  overflow-x: auto;
  padding-bottom: 5px;
  scrollbar-width: none; /* Firefox */
}

.filter-tabs::-webkit-scrollbar {
  display: none; /* Safari/Chrome */
}

.filter-btn {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--glass-border);
  border-radius: 12px;
  padding: 10px 20px;
  color: var(--text-secondary);
  font-family: var(--font-sans);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition-fast);
  white-space: nowrap;
}

.filter-btn:hover {
  background: rgba(255, 255, 255, 0.08);
  color: var(--text-primary);
}

.filter-btn.active {
  background: var(--grad-primary);
  color: #fff;
  border-color: transparent;
  box-shadow: var(--shadow-neon-purple);
}

/* Projects Grid */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 350px), 1fr));
  gap: 30px;
}

/* Project Card */
.project-card {
  background: var(--glass-bg);
  backdrop-filter: var(--blur-glass);
  -webkit-backdrop-filter: var(--blur-glass);
  border: 1px solid var(--glass-border);
  border-radius: 20px;
  padding: 30px;
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  min-height: 380px;
  cursor: pointer;
  box-shadow: var(--shadow-glass);
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), 
              border-color 0.4s cubic-bezier(0.16, 1, 0.3, 1),
              box-shadow 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  transform-style: preserve-3d;
  perspective: 1000px;
}

.project-card:hover {
  border-color: var(--glass-border-hover);
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.5), 0 0 25px rgba(var(--accent-rgb, 139, 92, 246), 0.15);
}

.project-glow-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle 250px at var(--mouse-x, 50%) var(--mouse-y, 50%), rgba(255,255,255,0.06), transparent 80%);
  pointer-events: none;
  z-index: 1;
}

.project-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
  position: relative;
  z-index: 2;
}

.project-category-badge {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--accent-cyan);
  background: rgba(6, 182, 212, 0.08);
  border: 1px solid rgba(6, 182, 212, 0.2);
  padding: 5px 12px;
  border-radius: 8px;
}

.project-card-icon {
  width: 38px;
  height: 38px;
  color: var(--text-muted);
  transition: var(--transition-smooth);
}

.project-card:hover .project-card-icon {
  color: var(--accent-purple);
  transform: scale(1.1) rotate(5deg);
}

.project-card-body {
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  position: relative;
  z-index: 2;
}

.project-card-title {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--text-primary);
  transition: var(--transition-fast);
}

.project-card:hover .project-card-title {
  background: var(--grad-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.project-card-desc {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.5;
  margin-bottom: 25px;
}

.project-card-footer {
  margin-top: auto;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  padding-top: 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: relative;
  z-index: 2;
}

.project-tech-tags {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.tech-tag {
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--text-muted);
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.05);
  padding: 3px 8px;
  border-radius: 6px;
}

.project-card:hover .tech-tag {
  color: var(--text-secondary);
  border-color: rgba(255, 255, 255, 0.1);
}

.project-explore-link {
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--accent-cyan);
  transition: var(--transition-fast);
}

.project-card:hover .project-explore-link {
  color: var(--text-primary);
  transform: translateX(4px);
}

.arrow-icon {
  width: 14px;
  height: 14px;
}

/* Empty State */
.projects-empty-state {
  grid-column: 1 / -1;
  text-align: center;
  padding: 60px 20px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 20px;
  display: none;
}

.empty-state-icon {
  width: 50px;
  height: 50px;
  color: var(--text-muted);
  margin-bottom: 15px;
}

.projects-empty-state h4 {
  font-family: var(--font-display);
  font-size: 1.3rem;
  margin-bottom: 8px;
}

.projects-empty-state p {
  color: var(--text-secondary);
}

/* --- Section: Timeline (Trayectoria) --- */
.timeline-container {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
  padding: 40px 0;
}

.timeline-line {
  position: absolute;
  left: 30px;
  top: 0;
  height: 100%;
  width: 2px;
  background: linear-gradient(to bottom, var(--accent-purple), var(--accent-cyan), transparent);
}

.timeline-item {
  position: relative;
  margin-bottom: 60px;
  padding-left: 80px;
}

.timeline-item:last-child {
  margin-bottom: 0;
}

.timeline-node {
  position: absolute;
  left: 20px;
  top: 5px;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--bg-deep);
  border: 3px solid var(--accent-cyan);
  box-shadow: 0 0 10px rgba(6, 182, 212, 0.4);
  z-index: 5;
  transition: var(--transition-smooth);
}

.timeline-item:hover .timeline-node {
  transform: scale(1.3);
  border-color: var(--accent-purple);
  box-shadow: 0 0 15px rgba(139, 92, 246, 0.7);
}

.timeline-item-content {
  background: var(--glass-bg);
  backdrop-filter: var(--blur-glass);
  border: 1px solid var(--glass-border);
  border-radius: 18px;
  padding: 30px;
  box-shadow: var(--shadow-glass);
  transition: var(--transition-smooth);
}

.timeline-item:hover .timeline-item-content {
  background: var(--glass-bg-hover);
  border-color: var(--glass-border-hover);
  transform: translateX(10px);
}

.timeline-year {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--accent-cyan);
  margin-bottom: 5px;
  display: block;
}

.timeline-item:hover .timeline-year {
  color: var(--accent-purple);
}

.timeline-item-content h3 {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 700;
  margin-bottom: 12px;
}

.timeline-item-content p {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

/* --- Section: Contact Section --- */
.contact-card-centered {
  max-width: 650px;
  margin: 0 auto;
  width: 100%;
}

.contact-email-link {
  color: var(--accent-cyan);
  text-decoration: none;
  transition: var(--transition-fast);
  border-bottom: 1px dashed rgba(6, 182, 212, 0.4);
  padding-bottom: 2px;
}

.contact-email-link:hover {
  color: var(--text-primary);
  border-bottom-color: var(--text-primary);
  text-shadow: 0 0 10px rgba(6, 182, 212, 0.5);
}

.contact-grid {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 50px;
}

.contact-info {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.contact-card-glass {
  background: var(--glass-bg);
  backdrop-filter: var(--blur-glass);
  border: 1px solid var(--glass-border);
  border-radius: 20px;
  padding: 35px;
  box-shadow: var(--shadow-glass);
  height: 100%;
  display: flex;
  flex-direction: column;
  gap: 35px;
}

.contact-brief h3 {
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 700;
  margin-bottom: 12px;
}

.contact-brief p {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

.contact-methods {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.method-item {
  display: flex;
  align-items: center;
  gap: 15px;
}

.method-icon-container {
  width: 45px;
  height: 45px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--glass-border);
  color: var(--accent-cyan);
  display: flex;
  justify-content: center;
  align-items: center;
}

.method-details span.method-label {
  font-size: 0.8rem;
  color: var(--text-muted);
  display: block;
}

.method-details span.method-value {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-primary);
}

.social-links {
  display: flex;
  gap: 15px;
}

.social-btn {
  width: 45px;
  height: 45px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--glass-border);
  color: var(--text-secondary);
  display: flex;
  justify-content: center;
  align-items: center;
  text-decoration: none;
  transition: var(--transition-fast);
}

.social-btn:hover {
  background: var(--grad-primary);
  color: #fff;
  border-color: transparent;
  transform: translateY(-3px);
  box-shadow: var(--shadow-neon-purple);
}

/* Contact Form Terminal Style */
.contact-form-container {
  background: rgba(12, 10, 20, 0.6);
  backdrop-filter: var(--blur-glass);
  border: 1px solid var(--glass-border);
  border-radius: 20px;
  padding: 40px;
  box-shadow: var(--shadow-glass);
  position: relative;
  overflow: hidden;
}

.terminal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  padding-bottom: 15px;
  margin-bottom: 30px;
}

.terminal-dots {
  display: flex;
  gap: 8px;
}

.terminal-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
}

.dot-red { background-color: #ef4444; }
.dot-yellow { background-color: #eab308; }
.dot-green { background-color: #22c55e; }

.terminal-title {
  font-family: monospace;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.form-group {
  position: relative;
  margin-bottom: 30px;
}

.form-input {
  width: 100%;
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--glass-border);
  padding: 10px 5px;
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 0.95rem;
  transition: var(--transition-fast);
}

.form-input:focus {
  outline: none;
  border-bottom-color: var(--accent-cyan);
}

.form-label {
  position: absolute;
  top: 10px;
  left: 5px;
  color: var(--text-muted);
  font-size: 0.95rem;
  pointer-events: none;
  transition: var(--transition-smooth);
}

.form-input:focus ~ .form-label,
.form-input:not(:placeholder-shown) ~ .form-label {
  top: -15px;
  left: 5px;
  font-size: 0.75rem;
  color: var(--accent-cyan);
}

textarea.form-input {
  min-height: 100px;
  resize: vertical;
}

.form-submit-row {
  display: flex;
  justify-content: flex-end;
}

/* --- Project Details Modal --- */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(4, 3, 7, 0.8);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 2000;
  opacity: 0;
  pointer-events: none;
  display: flex;
  justify-content: center;
  align-items: center;
  transition: opacity 0.4s ease;
  padding: 20px;
}

.modal-overlay.active {
  opacity: 1;
  pointer-events: all;
}

.modal-container {
  background: rgba(18, 16, 28, 0.92);
  backdrop-filter: var(--blur-glass);
  border: 1px solid rgba(255, 255, 255, 0.1);
  width: 100%;
  max-width: 800px;
  border-radius: 24px;
  overflow: hidden;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.8), var(--shadow-neon-purple);
  transform: scale(0.9);
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  display: flex;
  flex-direction: column;
  max-height: 90vh;
}

.modal-overlay.active .modal-container {
  transform: scale(1);
}

.modal-header {
  padding: 30px 40px 15px 40px;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.modal-header-text {
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.modal-close-btn {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--glass-border);
  color: var(--text-secondary);
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  justify-content: center;
  align-items: center;
  cursor: pointer;
  transition: var(--transition-fast);
}

.modal-close-btn:hover {
  background: rgba(239, 68, 68, 0.2);
  color: #ef4444;
  border-color: rgba(239, 68, 68, 0.4);
}

.modal-category {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--accent-cyan);
  letter-spacing: 1.5px;
}

.modal-title {
  font-family: var(--font-display);
  font-size: 2.2rem;
  font-weight: 800;
}

.modal-body {
  padding: 30px 40px 40px 40px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 30px;
}

.modal-body::-webkit-scrollbar {
  width: 6px;
}
.modal-body::-webkit-scrollbar-thumb {
  background: rgba(139, 92, 246, 0.3);
  border-radius: 3px;
}

.modal-desc-grid {
  display: grid;
  grid-template-columns: 1.3fr 0.7fr;
  gap: 40px;
}

.modal-main-desc h4 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  margin-bottom: 12px;
  color: var(--text-primary);
}

.modal-main-desc p {
  color: var(--text-secondary);
  font-size: 1rem;
  line-height: 1.6;
}

.modal-sidebar {
  display: flex;
  flex-direction: column;
  gap: 25px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: 16px;
  padding: 20px;
}

.sidebar-block h5 {
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--text-muted);
  letter-spacing: 0.5px;
  margin-bottom: 8px;
}

.sidebar-block span.block-value {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-primary);
}

.modal-tech-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.modal-tech-badge {
  font-size: 0.75rem;
  font-weight: 600;
  background: rgba(139, 92, 246, 0.1);
  border: 1px solid rgba(139, 92, 246, 0.2);
  color: var(--accent-purple);
  padding: 4px 10px;
  border-radius: 6px;
}

.modal-actions {
  display: flex;
  justify-content: flex-end;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  padding-top: 25px;
  margin-top: 10px;
}

/* --- Section: Easter Egg / Desarrollador Wey --- */
.easter-egg-banner {
  position: fixed;
  bottom: 20px;
  right: 20px;
  background: linear-gradient(135deg, #ec4899, #8b5cf6);
  padding: 15px 25px;
  border-radius: 16px;
  box-shadow: 0 10px 25px rgba(236, 72, 153, 0.3);
  display: flex;
  align-items: center;
  gap: 15px;
  z-index: 1500;
  transform: translateY(200px);
  transition: transform 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.easter-egg-banner.active {
  transform: translateY(0);
}

.easter-egg-icon {
  font-size: 1.8rem;
  animation: wobbleEgg 1s infinite alternate;
}

@keyframes wobbleEgg {
  0% { transform: rotate(-10deg); }
  100% { transform: rotate(10deg); }
}

.easter-egg-content h5 {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 700;
}

.easter-egg-content p {
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.8);
}

.easter-egg-close {
  background: none;
  border: none;
  color: #fff;
  cursor: pointer;
  font-weight: bold;
}

/* --- Footer Section --- */
.footer {
  border-top: 1px solid var(--glass-border);
  background: rgba(5, 4, 8, 0.8);
  backdrop-filter: var(--blur-glass);
  padding: 40px 20px;
  position: relative;
  z-index: 10;
}

.footer-container {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 20px;
}

.footer-text {
  font-size: 0.9rem;
  color: var(--text-muted);
}

.footer-logo {
  text-decoration: none;
  font-weight: 700;
}

.secret-wey-trigger {
  cursor: pointer;
  transition: var(--transition-fast);
  color: var(--text-muted);
}

.secret-wey-trigger:hover {
  color: var(--accent-pink);
  text-shadow: 0 0 10px rgba(236, 72, 153, 0.6);
}

/* --- Responsive Adjustments --- */
@media (max-width: 1024px) {
  .hero-title { font-size: 3.2rem; }
  .hero-title span.accent-text { font-size: 3.6rem; }
  .profile-grid { grid-template-columns: repeat(2, 1fr); }
  .profile-card.developer { grid-column: span 2; }
  .contact-grid { grid-template-columns: 1fr; gap: 40px; }
}

@media (max-width: 768px) {
  .custom-cursor, .custom-cursor-dot { display: none !important; }
  
  .nav-header {
    width: 95%;
    padding: 15px 20px;
  }
  
  .mobile-toggle {
    display: block;
  }
  
  .nav-menu {
    position: absolute;
    top: 80px;
    left: 0;
    width: 100%;
    background: rgba(12, 10, 20, 0.95);
    backdrop-filter: var(--blur-glass);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    flex-direction: column;
    padding: 30px;
    gap: 20px;
    opacity: 0;
    transform: translateY(-20px);
    pointer-events: none;
    transition: var(--transition-smooth);
    box-shadow: var(--shadow-glass);
  }
  
  .nav-menu.active {
    opacity: 1;
    transform: translateY(0);
    pointer-events: all;
  }
  
  .hero-container {
    grid-template-columns: 1fr;
    gap: 40px;
    text-align: center;
  }
  
  .hero-content {
    align-items: center;
  }
  
  .hero-badge, .hero-actions {
    justify-content: center;
  }
  
  .hero-stats {
    margin: 0 auto;
  }
  
  .hero-visual {
    order: -1;
  }
  
  .profile-grid {
    grid-template-columns: 1fr;
  }
  
  .profile-card.developer {
    grid-column: span 1;
  }
  
  .projects-controls {
    flex-direction: column;
    align-items: stretch;
  }
  
  .search-wrapper {
    width: 100%;
  }
  
  .timeline-line {
    left: 15px;
  }
  
  .timeline-node {
    left: 5px;
  }
  
  .timeline-item {
    padding-left: 45px;
  }
  
  .modal-desc-grid {
    grid-template-columns: 1fr;
    gap: 25px;
  }
  
  .modal-header {
    padding: 25px 25px 15px 25px;
  }
  
  .modal-body {
    padding: 20px 25px 30px 25px;
  }
}

@media (max-width: 480px) {
  .logo-custom-letters {
    width: 110px;
    height: 33px;
  }
  
  .hero-title {
    font-size: 2.3rem;
  }
  
  .hero-title span.accent-text {
    font-size: 2.6rem;
  }
  
  .hero-subtitle {
    font-size: 1.2rem;
    height: 2rem;
  }
  
  .hero-desc {
    font-size: 0.95rem;
  }
  
  .hero-actions {
    flex-direction: column;
    width: 100%;
    gap: 15px;
  }
  
  .btn {
    width: 100%;
    justify-content: center;
  }
  
  .hero-stats {
    grid-template-columns: 1fr;
    gap: 15px;
    text-align: center;
    border-top: 1px solid var(--glass-border);
    padding-top: 25px;
    width: 100%;
  }
  
  .stat-number {
    font-size: 1.8rem;
  }
  
  .visual-sphere-container {
    width: 260px;
    height: 260px;
  }
  
  .developer-avatar-placeholder {
    width: 180px;
    height: 180px;
  }
  
  .avatar-icon-bg {
    width: 60px;
    height: 60px;
  }
  
  .section-title {
    font-size: 2.1rem;
  }
  
  .section-desc {
    font-size: 0.95rem;
  }
  
  .profile-card {
    padding: 25px;
  }
  
  .filter-tabs {
    gap: 6px;
  }
  
  .filter-btn {
    padding: 8px 14px;
    font-size: 0.8rem;
  }
  
  .timeline-item-content {
    padding: 20px;
  }
  
  .contact-card-glass {
    padding: 25px;
    gap: 25px;
  }
  
  .contact-brief h3 {
    font-size: 1.5rem;
  }
  
  .modal-container {
    max-height: 95vh;
  }
  
  .modal-header {
    padding: 20px 20px 10px 20px;
  }
  
  .modal-body {
    padding: 15px 20px 25px 20px;
    gap: 20px;
  }
  
  .modal-title {
    font-size: 1.7rem;
  }
}