/* ========================================
   RAUL PEREZ — PORTFOLIO
   2000s Chrome Futurism
   ======================================== */

:root {
  --chrome: #c0c0c0;
  --chrome-light: #e8e8e8;
  --chrome-dark: #888;
  --chrome-shine: #ffffff;
  --bg: #0a0a0f;
  --bg-alt: #0e0e16;
  --text: #e0e0e8;
  --text-dim: #888899;
  --accent: #7799cc;
  --accent-bright: #99bbee;
  --blue-glow: rgba(119, 153, 204, 0.15);
  --card-bg: rgba(20, 20, 35, 0.7);
  --border: rgba(192, 192, 192, 0.12);
  --border-hover: rgba(192, 192, 192, 0.3);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: 'Inter', -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text);
  overflow-x: hidden;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* Scanlines */
.scanlines {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(0, 0, 0, 0.03) 2px,
    rgba(0, 0, 0, 0.03) 4px
  );
  pointer-events: none;
  z-index: 9999;
}

/* Chrome Reflection */
.chrome-reflection {
  position: fixed;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(ellipse at 30% 20%, rgba(255,255,255,0.02) 0%, transparent 50%);
  pointer-events: none;
  z-index: 1;
}

/* Container */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

/* ======== NAVIGATION ======== */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.5rem 3rem;
  background: linear-gradient(180deg, rgba(10,10,15,0.95) 0%, rgba(10,10,15,0.8) 100%);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
}

.nav-logo {
  font-family: 'Orbitron', monospace;
  font-size: 1.3rem;
  font-weight: 700;
  letter-spacing: 0.1em;
}

.logo-bracket {
  color: var(--chrome-dark);
  font-weight: 400;
}

.logo-text {
  background: linear-gradient(180deg, var(--chrome-light) 0%, var(--chrome-dark) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.nav-links {
  display: flex;
  gap: 2.5rem;
}

.nav-link {
  color: var(--text-dim);
  text-decoration: none;
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  transition: color 0.3s;
  position: relative;
}

.nav-link::before {
  content: attr(data-index) " //";
  color: var(--chrome-dark);
  margin-right: 0.4em;
  font-family: 'Orbitron', monospace;
  font-size: 0.65rem;
}

.nav-link:hover {
  color: var(--chrome-light);
}

.nav-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
}

.nav-hamburger span {
  width: 24px;
  height: 2px;
  background: var(--chrome);
  transition: 0.3s;
}

.mobile-menu {
  display: none;
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(10, 10, 15, 0.98);
  z-index: 999;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 2rem;
}

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

.mobile-link {
  font-family: 'Orbitron', monospace;
  font-size: 1.2rem;
  color: var(--chrome);
  text-decoration: none;
  letter-spacing: 0.1em;
}

/* ======== HERO ======== */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding: 0 2rem;
}

.hero-grid-bg {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(192,192,192,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(192,192,192,0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 70% 60% at 50% 50%, black, transparent);
}

.hero-content {
  text-align: center;
  position: relative;
  z-index: 2;
}

.hero-tag {
  font-family: 'Orbitron', monospace;
  font-size: 0.75rem;
  letter-spacing: 0.4em;
  color: var(--accent);
  margin-bottom: 2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
}

.hero-tag::before,
.hero-tag::after {
  content: '';
  width: 40px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent));
}

.hero-tag::after {
  background: linear-gradient(90deg, var(--accent), transparent);
}

.hero-name {
  font-family: 'Orbitron', monospace;
  line-height: 1;
  margin-bottom: 1.5rem;
}

.hero-first {
  display: block;
  font-size: clamp(3rem, 10vw, 7rem);
  font-weight: 400;
  letter-spacing: 0.3em;
  color: var(--chrome-dark);
}

.hero-last {
  display: block;
  font-size: clamp(4rem, 13vw, 9rem);
  font-weight: 900;
  letter-spacing: 0.15em;
  background: linear-gradient(180deg, var(--chrome-shine) 0%, var(--chrome) 40%, var(--chrome-dark) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  filter: drop-shadow(0 0 30px rgba(192,192,192,0.1));
}

.hero-sub {
  font-size: 0.9rem;
  color: var(--text-dim);
  letter-spacing: 0.15em;
  margin-bottom: 2.5rem;
}

.hero-cta {
  display: flex;
  gap: 1rem;
  justify-content: center;
  margin-bottom: 3rem;
}

.hero-status {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-size: 0.75rem;
  color: var(--text-dim);
}

.status-dot {
  width: 6px;
  height: 6px;
  background: #4ade80;
  border-radius: 50%;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; box-shadow: 0 0 0 0 rgba(74, 222, 128, 0.4); }
  50% { opacity: 0.8; box-shadow: 0 0 0 6px rgba(74, 222, 128, 0); }
}

.hero-scroll {
  position: absolute;
  bottom: 3rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
}

.hero-scroll span {
  font-family: 'Orbitron', monospace;
  font-size: 0.6rem;
  letter-spacing: 0.3em;
  color: var(--chrome-dark);
}

.scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(180deg, var(--chrome-dark), transparent);
  animation: scrollDown 2s infinite;
}

@keyframes scrollDown {
  0% { opacity: 0; transform: scaleY(0); transform-origin: top; }
  50% { opacity: 1; transform: scaleY(1); transform-origin: top; }
  100% { opacity: 0; transform: scaleY(1); transform-origin: bottom; }
}

/* ======== BUTTONS ======== */
.btn {
  display: inline-block;
  padding: 0.8rem 2rem;
  font-family: 'Orbitron', monospace;
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: all 0.3s;
}

.btn-primary {
  background: linear-gradient(180deg, var(--chrome-light) 0%, var(--chrome) 50%, var(--chrome-dark) 100%);
  color: var(--bg);
  font-weight: 600;
  clip-path: polygon(0 0, calc(100% - 12px) 0, 100% 12px, 100% 100%, 12px 100%, 0 calc(100% - 12px));
}

.btn-primary:hover {
  filter: brightness(1.2);
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(192,192,192,0.15);
}

.btn-outline {
  background: transparent;
  color: var(--chrome);
  border: 1px solid var(--border-hover);
  clip-path: polygon(0 0, calc(100% - 12px) 0, 100% 12px, 100% 100%, 12px 100%, 0 calc(100% - 12px));
}

.btn-outline:hover {
  border-color: var(--chrome);
  background: rgba(192,192,192,0.05);
}

.btn-lg {
  padding: 1rem 2.5rem;
  font-size: 0.75rem;
}

/* ======== SECTIONS ======== */
.section {
  padding: 8rem 0;
  position: relative;
}

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

.section-header {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  margin-bottom: 4rem;
}

.section-index {
  font-family: 'Orbitron', monospace;
  font-size: 0.7rem;
  color: var(--accent);
  letter-spacing: 0.2em;
}

.section-title {
  font-family: 'Orbitron', monospace;
  font-size: 2rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  background: linear-gradient(180deg, var(--chrome-light) 0%, var(--chrome-dark) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.section-line {
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, var(--border-hover), transparent);
}

/* ======== ABOUT ======== */
.about-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 4rem;
  align-items: center;
}

.about-lead {
  font-size: 1.3rem;
  color: var(--chrome-light);
  margin-bottom: 1.5rem;
  line-height: 1.5;
}

.about-text p {
  color: var(--text-dim);
  margin-bottom: 1rem;
}

.about-stats {
  display: flex;
  gap: 2.5rem;
  margin-top: 2rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border);
}

.stat-value {
  display: block;
  font-family: 'Orbitron', monospace;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--chrome-light);
  letter-spacing: 0.05em;
}

.stat-label {
  font-size: 0.7rem;
  color: var(--text-dim);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.photo-frame {
  position: relative;
  aspect-ratio: 3/4;
  background: var(--card-bg);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
}

.photo-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  color: var(--chrome-dark);
}

.photo-icon { font-size: 2rem; }

.photo-text {
  font-family: 'Orbitron', monospace;
  font-size: 0.7rem;
  letter-spacing: 0.3em;
}

.photo-corner {
  position: absolute;
  width: 20px;
  height: 20px;
  border-color: var(--chrome-dark);
  border-style: solid;
  border-width: 0;
}

.photo-corner.tl { top: -1px; left: -1px; border-top-width: 2px; border-left-width: 2px; }
.photo-corner.tr { top: -1px; right: -1px; border-top-width: 2px; border-right-width: 2px; }
.photo-corner.bl { bottom: -1px; left: -1px; border-bottom-width: 2px; border-left-width: 2px; }
.photo-corner.br { bottom: -1px; right: -1px; border-bottom-width: 2px; border-right-width: 2px; }

/* ======== PROJECTS ======== */
.project-featured {
  background: var(--card-bg);
  border: 1px solid var(--border);
  padding: 3rem;
  margin-bottom: 3rem;
  position: relative;
  overflow: hidden;
}

.project-featured::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
}

.project-badge {
  font-family: 'Orbitron', monospace;
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  color: var(--accent-bright);
  margin-bottom: 2rem;
}

.project-featured-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 3rem;
  align-items: center;
}

.project-screen {
  background: rgba(0,0,0,0.4);
  border: 1px solid var(--border);
  border-radius: 4px;
  overflow: hidden;
}

.screen-bar {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 0.6rem 1rem;
  background: rgba(255,255,255,0.03);
  border-bottom: 1px solid var(--border);
}

.screen-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--chrome-dark);
}

.screen-title {
  margin-left: auto;
  font-family: 'Orbitron', monospace;
  font-size: 0.6rem;
  color: var(--text-dim);
  letter-spacing: 0.1em;
}

.screen-content {
  padding: 2rem;
  min-height: 200px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.circuit-svg {
  width: 100%;
  color: var(--accent);
  opacity: 0.6;
}

.circuit-path {
  stroke-dasharray: 8 4;
  animation: dashMove 3s linear infinite;
}

@keyframes dashMove {
  to { stroke-dashoffset: -24; }
}

.project-title {
  font-family: 'Orbitron', monospace;
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--chrome-light);
  margin-bottom: 0.5rem;
}

.project-subtitle {
  font-size: 0.85rem;
  color: var(--accent);
  margin-bottom: 1.5rem;
  letter-spacing: 0.05em;
}

.project-desc {
  color: var(--text-dim);
  margin-bottom: 1.5rem;
  line-height: 1.7;
}

.project-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
}

.tag {
  padding: 0.35rem 0.8rem;
  font-size: 0.7rem;
  font-family: 'Orbitron', monospace;
  letter-spacing: 0.05em;
  color: var(--chrome);
  border: 1px solid var(--border);
  background: rgba(192,192,192,0.03);
}

.project-award {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 1rem;
  background: rgba(119,153,204,0.08);
  border-left: 2px solid var(--accent);
  font-size: 0.85rem;
  color: var(--accent-bright);
}

.award-icon { font-size: 1.2rem; }

/* Project Highlights */
.project-highlights {
  display: flex;
  gap: 2rem;
  margin-bottom: 1.5rem;
  padding: 1rem 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.highlight {
  text-align: center;
}

.highlight-val {
  display: block;
  font-family: 'Orbitron', monospace;
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--accent-bright);
}

.highlight-label {
  font-size: 0.65rem;
  color: var(--text-dim);
  letter-spacing: 0.05em;
}

/* Project Team */
.project-team {
  margin-bottom: 1rem;
  font-size: 0.8rem;
  color: var(--text-dim);
}

.team-label {
  font-family: 'Orbitron', monospace;
  font-size: 0.6rem;
  color: var(--chrome-dark);
  letter-spacing: 0.15em;
  margin-right: 0.75rem;
}

/* Role Section */
.role-section {
  margin: 3rem 0;
}

.role-title {
  font-family: 'Orbitron', monospace;
  font-size: 1rem;
  color: var(--chrome-light);
  letter-spacing: 0.1em;
  margin-bottom: 2rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--border);
}

.role-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-bottom: 3rem;
}

.role-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  padding: 1.5rem;
  transition: all 0.3s;
}

.role-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-3px);
}

.role-icon {
  font-size: 1.5rem;
  margin-bottom: 1rem;
}

.role-card h4 {
  font-family: 'Orbitron', monospace;
  font-size: 0.8rem;
  color: var(--accent-bright);
  margin-bottom: 0.5rem;
  letter-spacing: 0.05em;
}

.role-card p {
  font-size: 0.8rem;
  color: var(--text-dim);
  line-height: 1.6;
}

/* Diagram styles */
.diagram-box {
  opacity: 0.7;
}

.diagram-main {
  opacity: 1;
}

.data-pulse {
  opacity: 0.6;
}

.lebbvi-diagram {
  width: 100%;
}

@media (max-width: 900px) {
  .role-grid { grid-template-columns: 1fr; }
  .project-highlights { flex-wrap: wrap; gap: 1rem; }
}

/* Project Cards */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.project-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  padding: 2rem;
  transition: all 0.3s;
  position: relative;
}

.project-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-4px);
  box-shadow: 0 10px 40px rgba(0,0,0,0.3);
}

.card-index {
  font-family: 'Orbitron', monospace;
  font-size: 0.6rem;
  color: var(--chrome-dark);
  letter-spacing: 0.2em;
  margin-bottom: 1rem;
}

.card-title {
  font-family: 'Orbitron', monospace;
  font-size: 0.95rem;
  color: var(--chrome-light);
  margin-bottom: 0.75rem;
  letter-spacing: 0.05em;
}

.card-desc {
  font-size: 0.85rem;
  color: var(--text-dim);
  margin-bottom: 1.5rem;
  line-height: 1.6;
}

.card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.tag-sm {
  padding: 0.2rem 0.5rem;
  font-size: 0.6rem;
  font-family: 'Orbitron', monospace;
  color: var(--text-dim);
  border: 1px solid var(--border);
}

/* ======== SKILLS ======== */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 3rem;
}

.skill-group-title {
  font-family: 'Orbitron', monospace;
  font-size: 0.85rem;
  color: var(--chrome-light);
  letter-spacing: 0.1em;
  margin-bottom: 1.5rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.skill-icon {
  color: var(--accent);
  font-size: 0.7rem;
}

.skill-items {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.skill-item {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.skill-bar {
  width: 60px;
  height: 3px;
  background: var(--border);
  position: relative;
  flex-shrink: 0;
}

.skill-bar::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  height: 100%;
  width: var(--level);
  background: linear-gradient(90deg, var(--accent), var(--chrome));
}

.skill-name {
  font-size: 0.85rem;
  color: var(--text-dim);
}

/* ======== TIMELINE ======== */
.timeline {
  position: relative;
  padding-left: 3rem;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 1px;
  background: linear-gradient(180deg, var(--accent), var(--border), transparent);
}

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

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

.timeline-marker {
  position: absolute;
  left: -3rem;
  top: 0.5rem;
  width: 9px;
  height: 9px;
  background: var(--bg);
  border: 2px solid var(--accent);
  transform: translateX(-4px) rotate(45deg);
}

.timeline-date {
  font-family: 'Orbitron', monospace;
  font-size: 0.65rem;
  color: var(--accent);
  letter-spacing: 0.15em;
  margin-bottom: 0.5rem;
}

.timeline-title {
  font-family: 'Orbitron', monospace;
  font-size: 1rem;
  color: var(--chrome-light);
  letter-spacing: 0.05em;
  margin-bottom: 0.25rem;
}

.timeline-sub {
  font-size: 0.8rem;
  color: var(--text-dim);
  margin-bottom: 0.75rem;
}

.timeline-desc {
  font-size: 0.85rem;
  color: var(--text-dim);
  line-height: 1.6;
}

/* ======== CONTACT ======== */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.contact-lead {
  font-size: 1.8rem;
  font-family: 'Orbitron', monospace;
  font-weight: 700;
  background: linear-gradient(180deg, var(--chrome-light), var(--chrome-dark));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 2rem;
}

.contact-links {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-bottom: 2rem;
}

.contact-link {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--text-dim);
  text-decoration: none;
  font-size: 0.9rem;
  transition: color 0.3s;
}

.contact-link:hover {
  color: var(--chrome-light);
}

.contact-icon {
  width: 24px;
  text-align: center;
  color: var(--accent);
}

.contact-socials {
  display: flex;
  gap: 1.5rem;
}

.social-link {
  font-family: 'Orbitron', monospace;
  font-size: 0.7rem;
  color: var(--chrome-dark);
  text-decoration: none;
  letter-spacing: 0.1em;
  transition: color 0.3s;
}

.social-link:hover {
  color: var(--chrome-light);
}

.cta-box {
  background: var(--card-bg);
  border: 1px solid var(--border);
  padding: 3rem;
  text-align: center;
}

.cta-box p {
  font-size: 1rem;
  color: var(--text-dim);
  margin-bottom: 1.5rem;
}

/* ======== FOOTER ======== */
.footer {
  padding: 2rem 0;
  border-top: 1px solid var(--border);
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-logo {
  font-family: 'Orbitron', monospace;
  font-size: 0.9rem;
  color: var(--chrome-dark);
}

.footer-text {
  font-size: 0.75rem;
  color: var(--text-dim);
}

.footer-link {
  font-size: 0.75rem;
  color: var(--text-dim);
  text-decoration: none;
  transition: color 0.3s;
}

.footer-link:hover { color: var(--chrome-light); }

/* ======== SCROLL ANIMATIONS ======== */
.section-header,
.about-text,
.about-photo,
.project-featured,
.project-card,
.skill-group,
.timeline-item,
.contact-info,
.contact-cta {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

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

/* ======== RESPONSIVE ======== */
@media (max-width: 900px) {
  .nav-links { display: none; }
  .nav-hamburger { display: flex; }
  .nav { padding: 1.2rem 1.5rem; }

  .about-grid { grid-template-columns: 1fr; gap: 2rem; }
  .about-photo { order: -1; max-width: 300px; margin: 0 auto; }

  .project-featured-grid { grid-template-columns: 1fr; }
  .projects-grid { grid-template-columns: 1fr; }

  .skills-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; gap: 2rem; }

  .section { padding: 5rem 0; }
  .footer-inner { flex-direction: column; gap: 0.5rem; text-align: center; }
}