/* ============================================
   CYBERPUNK THEME - Jhon Sanz Portfolio
   ============================================ */

:root {
  --neon-cyan: #00f0ff;
  --neon-magenta: #ff00e5;
  --neon-purple: #b829dd;
  --neon-green: #39ff14;
  --neon-yellow: #ffe600;
  --dark-bg: #0a0a0f;
  --dark-surface: #12121a;
  --dark-card: #1a1a2e;
  --dark-border: #2a2a3e;
  --text-primary: #e0e0e8;
  --text-secondary: #8888a0;
  --font-display: 'Orbitron', sans-serif;
  --font-body: 'Rajdhani', sans-serif;
  --font-mono: 'Share Tech Mono', monospace;
}

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

html {
  scroll-behavior: smooth;
  scrollbar-width: thin;
  scrollbar-color: var(--neon-cyan) var(--dark-bg);
}

body {
  font-family: var(--font-body);
  background: var(--dark-bg);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  font-size: 16px;
}

/* Scrollbar */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--dark-bg); }
::-webkit-scrollbar-thumb { background: var(--neon-cyan); border-radius: 3px; }

/* Scanlines Overlay */
.scanlines {
  position: fixed;
  top: 0; left: 0;
  width: 100%; height: 100%;
  pointer-events: none;
  z-index: 9999;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(0, 240, 255, 0.015) 2px,
    rgba(0, 240, 255, 0.015) 4px
  );
}

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

/* Container */
.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 2rem;
}

/* ============================================
   NAVIGATION
   ============================================ */
.cyber-nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 2rem;
  background: rgba(10, 10, 15, 0.85);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(0, 240, 255, 0.15);
}

.nav-brand {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 900;
  color: var(--neon-cyan);
  letter-spacing: 4px;
  text-shadow: 0 0 10px rgba(0, 240, 255, 0.5);
}

.nav-links { display: flex; gap: 2rem; }

.nav-link {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--text-secondary);
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: 2px;
  position: relative;
  transition: color 0.3s;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px; left: 0;
  width: 0; height: 2px;
  background: var(--neon-cyan);
  box-shadow: 0 0 8px var(--neon-cyan);
  transition: width 0.3s;
}

.nav-link:hover { color: var(--neon-cyan); }
.nav-link:hover::after { width: 100%; }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.nav-toggle span {
  display: block;
  width: 24px; height: 2px;
  background: var(--neon-cyan);
  transition: transform 0.3s, opacity 0.3s;
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero-section {
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 2rem;
  z-index: 1;
}

.hero-content { position: relative; }

.hero-name {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3.8rem);
  font-weight: 900;
  color: var(--text-primary);
  letter-spacing: 3px;
  line-height: 1.2;
  margin-bottom: 1rem;
}

/* Glitch Effect */
.glitch {
  position: relative;
  animation: glitch-skew 4s infinite linear alternate-reverse;
}

.glitch::before,
.glitch::after {
  content: attr(data-text);
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  overflow: hidden;
}

.glitch::before {
  color: var(--neon-cyan);
  z-index: -1;
  animation: glitch-1 3s infinite linear alternate-reverse;
  clip-path: inset(0 0 80% 0);
}

.glitch::after {
  color: var(--neon-magenta);
  z-index: -2;
  animation: glitch-2 2.5s infinite linear alternate-reverse;
  clip-path: inset(80% 0 0 0);
}

@keyframes glitch-1 {
  0% { transform: translate(0); }
  20% { transform: translate(-3px, 3px); }
  40% { transform: translate(-3px, -3px); }
  60% { transform: translate(3px, 3px); }
  80% { transform: translate(3px, -3px); }
  100% { transform: translate(0); }
}

@keyframes glitch-2 {
  0% { transform: translate(0); }
  20% { transform: translate(3px, -3px); }
  40% { transform: translate(3px, 3px); }
  60% { transform: translate(-3px, -3px); }
  80% { transform: translate(-3px, 3px); }
  100% { transform: translate(0); }
}

@keyframes glitch-skew {
  0% { transform: skew(0deg); }
  2% { transform: skew(0.5deg); }
  4% { transform: skew(0deg); }
  48% { transform: skew(0deg); }
  50% { transform: skew(-0.5deg); }
  52% { transform: skew(0deg); }
  100% { transform: skew(0deg); }
}

.hero-title-wrapper {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.hero-bracket {
  font-family: var(--font-mono);
  font-size: 2rem;
  color: var(--neon-cyan);
  text-shadow: 0 0 15px rgba(0, 240, 255, 0.6);
}

.hero-title {
  font-family: var(--font-mono);
  font-size: clamp(1rem, 2.5vw, 1.5rem);
  font-weight: 400;
  color: var(--neon-magenta);
  letter-spacing: 6px;
  text-shadow: 0 0 20px rgba(255, 0, 229, 0.4);
}

/* Typewriter Effect */
.typewriter {
  overflow: hidden;
  white-space: nowrap;
  border-right: 2px solid var(--neon-magenta);
  animation: typing 2s steps(20, end) forwards, blink-caret 0.7s step-end infinite;
  width: 0;
}

@keyframes typing {
  from { width: 0; }
  to { width: 100%; }
}

@keyframes blink-caret {
  from, to { border-color: transparent; }
  50% { border-color: var(--neon-magenta); }
}

.hero-location {
  font-family: var(--font-mono);
  font-size: 0.95rem;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
}

.cyber-dot {
  display: inline-block;
  width: 8px; height: 8px;
  background: var(--neon-green);
  border-radius: 50%;
  box-shadow: 0 0 8px var(--neon-green);
  animation: pulse-dot 2s infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.3); }
}

.pretext-canvas {
  margin-top: 2rem;
  width: 100%;
  max-width: 700px;
  height: 50px;
}

/* Scroll Indicator */
.scroll-indicator {
  position: absolute;
  bottom: 2rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  animation: float 2s ease-in-out infinite;
}

.scroll-indicator span {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-secondary);
  letter-spacing: 4px;
}

.scroll-arrow {
  width: 20px; height: 20px;
  border-right: 2px solid var(--neon-cyan);
  border-bottom: 2px solid var(--neon-cyan);
  transform: rotate(45deg);
  opacity: 0.6;
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(10px); }
}

/* ============================================
   SECTIONS
   ============================================ */
.section {
  position: relative;
  padding: 6rem 0;
  z-index: 1;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  color: var(--text-primary);
  margin-bottom: 3rem;
  position: relative;
  display: inline-block;
}

.section-title::after {
  content: '';
  display: block;
  width: 60px; height: 3px;
  background: linear-gradient(90deg, var(--neon-cyan), var(--neon-magenta));
  margin-top: 0.5rem;
  box-shadow: 0 0 10px rgba(0, 240, 255, 0.4);
}

.section-number {
  font-family: var(--font-mono);
  font-size: 0.9em;
  color: var(--neon-cyan);
  margin-right: 0.5rem;
}

/* ============================================
   ABOUT SECTION
   ============================================ */
.about-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 3rem;
  align-items: start;
}

.cyber-text {
  font-size: 1.1rem;
  line-height: 1.8;
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
}

.highlight {
  color: var(--neon-cyan);
  font-weight: 600;
}

.about-stats {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.stat-card {
  background: var(--dark-card);
  border: 1px solid var(--dark-border);
  border-left: 3px solid var(--neon-cyan);
  padding: 1.5rem;
  text-align: center;
  transition: transform 0.3s, border-color 0.3s;
}

.stat-card:hover {
  transform: translateX(5px);
  border-left-color: var(--neon-magenta);
}

.stat-number {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 900;
  color: var(--neon-cyan);
  text-shadow: 0 0 15px rgba(0, 240, 255, 0.3);
}

.stat-plus {
  font-family: var(--font-display);
  font-size: 2rem;
  color: var(--neon-magenta);
}

.stat-label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-secondary);
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-top: 0.3rem;
}

/* ============================================
   SKILLS SECTION
   ============================================ */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
}

.skill-card {
  background: var(--dark-card);
  border: 1px solid var(--dark-border);
  padding: 1.8rem;
  position: relative;
  overflow: hidden;
  transition: transform 0.3s, border-color 0.3s;
}

.skill-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 2px;
  background: linear-gradient(90deg, var(--neon-cyan), var(--neon-magenta));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s;
}

.skill-card:hover {
  transform: translateY(-3px);
  border-color: rgba(0, 240, 255, 0.3);
}

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

.skill-card-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1rem;
}

.skill-icon {
  font-size: 1.5rem;
  color: var(--neon-cyan);
  text-shadow: 0 0 10px rgba(0, 240, 255, 0.4);
}

.skill-card h3 {
  font-family: var(--font-display);
  font-size: 0.95rem;
  letter-spacing: 1px;
}

.skill-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1.2rem;
}

.skill-tag {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  padding: 0.3rem 0.7rem;
  background: rgba(0, 240, 255, 0.08);
  border: 1px solid rgba(0, 240, 255, 0.2);
  color: var(--neon-cyan);
  letter-spacing: 1px;
}

.skill-bar {
  height: 3px;
  background: var(--dark-border);
  border-radius: 2px;
  overflow: hidden;
}

.skill-fill {
  height: 100%;
  width: 0;
  background: linear-gradient(90deg, var(--neon-cyan), var(--neon-magenta));
  box-shadow: 0 0 8px rgba(0, 240, 255, 0.4);
  border-radius: 2px;
  transition: width 1.5s ease-out;
}

/* ============================================
   TIMELINE / EXPERIENCE
   ============================================ */
.timeline {
  position: relative;
  padding-left: 2rem;
}

.timeline::before {
  content: '';
  position: absolute;
  top: 0; bottom: 0; left: 8px;
  width: 2px;
  background: linear-gradient(to bottom, var(--neon-cyan), var(--neon-magenta), var(--neon-purple));
  opacity: 0.4;
}

.timeline-item {
  position: relative;
  margin-bottom: 3rem;
}

.timeline-marker {
  position: absolute;
  left: -2rem; top: 0.5rem;
}

.timeline-dot {
  width: 16px; height: 16px;
  background: var(--dark-bg);
  border: 2px solid var(--neon-cyan);
  border-radius: 50%;
  box-shadow: 0 0 10px rgba(0, 240, 255, 0.4);
  transition: background 0.3s;
}

.timeline-item:hover .timeline-dot {
  background: var(--neon-cyan);
}

.timeline-content {
  background: var(--dark-card);
  border: 1px solid var(--dark-border);
  padding: 1.8rem;
  transition: border-color 0.3s;
}

.timeline-item:hover .timeline-content {
  border-color: rgba(0, 240, 255, 0.3);
}

.timeline-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.8rem;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.timeline-date {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--neon-cyan);
  letter-spacing: 1px;
}

.timeline-location {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-secondary);
  letter-spacing: 1px;
}

.timeline-role {
  font-family: var(--font-display);
  font-size: 1.15rem;
  color: var(--text-primary);
  letter-spacing: 1px;
  margin-bottom: 0.2rem;
}

.timeline-company {
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--neon-magenta);
  font-weight: 500;
  margin-bottom: 1rem;
}

.timeline-details {
  list-style: none;
  padding: 0;
}

.timeline-details li {
  font-size: 0.95rem;
  color: var(--text-secondary);
  padding: 0.3rem 0 0.3rem 1.2rem;
  position: relative;
  line-height: 1.6;
}

.timeline-details li::before {
  content: '>';
  position: absolute;
  left: 0;
  color: var(--neon-cyan);
  font-family: var(--font-mono);
  font-weight: bold;
}

.timeline-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1rem;
}

.tag {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  padding: 0.25rem 0.6rem;
  background: rgba(184, 41, 221, 0.1);
  border: 1px solid rgba(184, 41, 221, 0.3);
  color: var(--neon-purple);
  letter-spacing: 1px;
}

/* ============================================
   EDUCATION
   ============================================ */
.education-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  margin-bottom: 3rem;
}

.edu-card {
  background: var(--dark-card);
  border: 1px solid var(--dark-border);
  padding: 2rem;
  text-align: center;
  transition: transform 0.3s, border-color 0.3s;
}

.edu-card:hover {
  transform: translateY(-3px);
  border-color: rgba(0, 240, 255, 0.3);
}

.edu-icon {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.edu-card h3 {
  font-family: var(--font-display);
  font-size: 1rem;
  color: var(--text-primary);
  letter-spacing: 1px;
  margin-bottom: 0.5rem;
}

.edu-card h4 {
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--neon-magenta);
  font-weight: 500;
  margin-bottom: 0.8rem;
}

.edu-date, .edu-location {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-secondary);
  letter-spacing: 1px;
}

.subsection-title {
  font-family: var(--font-display);
  font-size: 1.1rem;
  color: var(--neon-cyan);
  letter-spacing: 2px;
  margin-bottom: 1.5rem;
}

.additional-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1rem;
}

.additional-card {
  background: var(--dark-card);
  border: 1px solid var(--dark-border);
  padding: 1.2rem 1.5rem;
  display: flex;
  align-items: center;
  gap: 1.2rem;
  transition: border-color 0.3s;
}

.additional-card:hover { border-color: rgba(0, 240, 255, 0.3); }

.additional-year {
  font-family: var(--font-display);
  font-size: 1.1rem;
  color: var(--neon-cyan);
  font-weight: 700;
  white-space: nowrap;
}

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

/* ============================================
   CONTACT BAR (compact inline row)
   ============================================ */
.contact-bar-section {
  position: relative;
  z-index: 1;
  padding: 2rem 0;
  border-bottom: 1px solid var(--dark-border);
}

.contact-bar {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  gap: 1.5rem;
}

.contact-bar-item {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  text-decoration: none;
  color: var(--text-secondary);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  padding: 0.4rem 0.8rem;
  border: 1px solid transparent;
  transition: color 0.3s, border-color 0.3s;
}

.contact-bar-item:hover {
  color: var(--neon-cyan);
  border-color: rgba(0, 240, 255, 0.3);
}

.contact-bar-icon {
  font-size: 1rem;
  line-height: 1;
}

.contact-bar-text {
  white-space: nowrap;
}

/* ============================================
   FOOTER
   ============================================ */
.cyber-footer {
  position: relative;
  z-index: 1;
  padding: 3rem 0;
  text-align: center;
  border-top: 1px solid var(--dark-border);
}

.footer-text {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.footer-brackets { color: var(--neon-cyan); }

.footer-year {
  font-family: var(--font-display);
  font-size: 0.8rem;
  color: var(--dark-border);
  margin-top: 0.5rem;
  letter-spacing: 4px;
}

/* ============================================
   REVEAL ANIMATION
   ============================================ */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

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

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 768px) {
  .nav-links { display: none; }
  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 100%; left: 0; right: 0;
    background: rgba(10, 10, 15, 0.95);
    padding: 1.5rem 2rem;
    gap: 1rem;
    border-bottom: 1px solid var(--dark-border);
  }
  .nav-toggle { display: flex; }

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

  .about-stats {
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: center;
  }

  .stat-card { flex: 1; min-width: 120px; }

  .timeline { padding-left: 1.5rem; }
  .timeline-marker { left: -1.5rem; }
  .timeline-dot { width: 12px; height: 12px; }

  .timeline-header { flex-direction: column; align-items: flex-start; }

  .section { padding: 4rem 0; }

  .hero-bracket { font-size: 1.3rem; }

  .skills-grid { grid-template-columns: 1fr; }
  .contact-bar { gap: 0.8rem; }
  .contact-bar-text { display: none; }
  .contact-bar-item { padding: 0.5rem; }
  .contact-bar-icon { font-size: 1.2rem; }
}

@media (max-width: 480px) {
  .container { padding: 0 1rem; }
  .cyber-nav { padding: 0.8rem 1rem; }
  .hero-title { letter-spacing: 3px; }
  .timeline-content { padding: 1.2rem; }
}