@import url('https://fonts.googleapis.com/css2?family=Share+Tech+Mono&family=Inter:wght@300;400;500;600;700&display=swap');

:root {
  --bg-primary: #080811;
  --bg-secondary: #0d0d1a;
  --bg-card: #111122;
  --bg-nav: rgba(6, 6, 14, 0.93);
  --text-primary: #d4d4e0;
  --text-secondary: #7878a0;
  --accent-green: #00ff41;
  --accent-red: #ff2244;
  --accent-cyan: #00e5ff;
  --accent-glow: rgba(0, 255, 65, 0.18);
  --border: rgba(0, 255, 65, 0.16);
  --border-red: rgba(255, 34, 68, 0.28);
  --card-shadow: 0 4px 24px rgba(0,0,0,0.6);
  --card-hover-shadow: 0 8px 40px rgba(0,255,65,0.1);
  --nav-height: 68px;
}

html[data-theme="light"] {
  --bg-primary: #f2f2f6;
  --bg-secondary: #e6e6ee;
  --bg-card: #ffffff;
  --bg-nav: rgba(242, 242, 246, 0.96);
  --text-primary: #1a1a2e;
  --text-secondary: #55556a;
  --accent-green: #006b1a;
  --accent-red: #bb0022;
  --accent-cyan: #0066bb;
  --accent-glow: rgba(0, 107, 26, 0.1);
  --border: rgba(0, 107, 26, 0.18);
  --border-red: rgba(187, 0, 34, 0.2);
  --card-shadow: 0 4px 20px rgba(0,0,0,0.07);
  --card-hover-shadow: 0 8px 30px rgba(0, 107, 26, 0.1);
}

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

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', 'Segoe UI', sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.7;
  overflow-x: hidden;
  transition: background-color 0.3s, color 0.3s;
}

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

/* ── NAV ── */
nav {
  height: var(--nav-height);
  background: var(--bg-nav);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  border-bottom: 1px solid var(--border);
  box-shadow: 0 0 30px var(--accent-glow);
  transition: background 0.3s, border-color 0.3s;
}

.nav-inner {
  max-width: 1150px;
  margin: 0 auto;
  padding: 0 24px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-brand {
  font-family: 'Share Tech Mono', monospace;
  font-size: 1.15rem;
  color: var(--accent-green);
  text-shadow: 0 0 10px var(--accent-green);
  text-decoration: none;
  letter-spacing: 2px;
  white-space: nowrap;
}
.nav-brand span { color: var(--accent-red); }

.nav-links {
  display: flex;
  list-style: none;
  align-items: center;
  gap: 1.8rem;
}
.nav-links a {
  font-family: 'Share Tech Mono', monospace;
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.82rem;
  letter-spacing: 1px;
  transition: color 0.2s, text-shadow 0.2s;
}
.nav-links a:hover,
.nav-links a.active {
  color: var(--accent-green);
  text-shadow: 0 0 8px var(--accent-green);
}

.theme-btn {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-secondary);
  padding: 5px 12px;
  border-radius: 3px;
  cursor: pointer;
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.78rem;
  letter-spacing: 1px;
  transition: all 0.2s;
}
.theme-btn:hover {
  border-color: var(--accent-green);
  color: var(--accent-green);
  box-shadow: 0 0 10px var(--accent-glow);
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
}
.hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--accent-green);
  transition: transform 0.3s;
}

/* ── HERO ── */
#hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: calc(var(--nav-height) + 2rem) 24px 4rem;
  background: transparent;
  position: relative;
}

#hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(0, 255, 65, 0.012) 2px,
    rgba(0, 255, 65, 0.012) 4px
  );
  pointer-events: none;
  z-index: 0;
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 820px;
}

.hero-prompt {
  font-family: 'Share Tech Mono', monospace;
  color: var(--accent-green);
  font-size: 0.9rem;
  margin-bottom: 0.6rem;
  opacity: 0.75;
  letter-spacing: 2px;
}

.hero-title {
  font-family: 'Share Tech Mono', monospace;
  font-size: clamp(2.2rem, 6vw, 4.2rem);
  color: var(--text-primary);
  line-height: 1.15;
  margin-bottom: 1.2rem;
  letter-spacing: 2px;
  min-height: 1.2em;
}

.hero-title .name-hl {
  color: var(--accent-green);
  text-shadow: 0 0 20px rgba(0,255,65,0.5), 0 0 50px rgba(0,255,65,0.2);
}

.typewriter-cursor {
  display: inline-block;
  width: 3px;
  height: 0.9em;
  background: var(--accent-green);
  margin-left: 3px;
  vertical-align: middle;
  animation: blink 1s step-end infinite;
}
@keyframes blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0; }
}

.hero-subtitle {
  font-family: 'Share Tech Mono', monospace;
  font-size: clamp(0.82rem, 2vw, 1rem);
  color: var(--text-secondary);
  margin-bottom: 2.2rem;
  letter-spacing: 1px;
}
.hero-subtitle .sep {
  color: var(--accent-red);
  margin: 0 0.6rem;
}

.hero-badges {
  display: flex;
  justify-content: center;
  gap: 0.6rem;
  flex-wrap: wrap;
  margin-bottom: 2.4rem;
}

.badge {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.7rem;
  color: var(--accent-green);
  border: 1px solid var(--border);
  padding: 4px 11px;
  border-radius: 3px;
  background: var(--accent-glow);
  letter-spacing: 1px;
}
.badge.red {
  color: var(--accent-red);
  border-color: var(--border-red);
  background: rgba(255,34,68,0.07);
}
.badge.cyan {
  color: var(--accent-cyan);
  border-color: rgba(0,229,255,0.22);
  background: rgba(0,229,255,0.05);
}

.hero-cta {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 2.8rem;
}

.btn-primary {
  display: inline-block;
  padding: 11px 30px;
  background: var(--accent-green);
  color: #000;
  text-decoration: none;
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.85rem;
  letter-spacing: 2px;
  border-radius: 3px;
  border: 1px solid var(--accent-green);
  font-weight: 700;
  transition: all 0.25s;
}
.btn-primary:hover {
  background: transparent;
  color: var(--accent-green);
  box-shadow: 0 0 20px var(--accent-glow);
}

.btn-secondary {
  display: inline-block;
  padding: 11px 30px;
  background: transparent;
  color: var(--accent-green);
  text-decoration: none;
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.85rem;
  letter-spacing: 2px;
  border-radius: 3px;
  border: 1px solid var(--border);
  transition: all 0.25s;
}
.btn-secondary:hover {
  border-color: var(--accent-green);
  box-shadow: 0 0 20px var(--accent-glow);
}

.hero-socials {
  display: flex;
  justify-content: center;
  gap: 2rem;
  flex-wrap: wrap;
}
.social-link {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.78rem;
  color: var(--text-secondary);
  text-decoration: none;
  letter-spacing: 1px;
  transition: color 0.2s;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}
.social-link:hover { color: var(--accent-cyan); }

.scroll-hint {
  position: absolute;
  bottom: 28px;
  left: 50%;
  transform: translateX(-50%);
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.65rem;
  color: var(--text-secondary);
  letter-spacing: 3px;
  animation: bob 2s ease-in-out infinite;
  z-index: 1;
}
.scroll-hint::after {
  content: ' ▼';
  color: var(--accent-green);
}
@keyframes bob {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(6px); }
}

/* ── SECTIONS ── */
main { position: relative; z-index: 1; }

section {
  padding: 88px 24px;
  background: var(--bg-primary);
  position: relative;
}
section:nth-child(even) { background: var(--bg-secondary); }

.container {
  max-width: 1100px;
  margin: 0 auto;
}

.section-header { margin-bottom: 3.5rem; }

.section-label {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.72rem;
  color: var(--accent-green);
  letter-spacing: 3px;
  text-transform: uppercase;
  margin-bottom: 0.5rem;
  opacity: 0.8;
}

.section-title {
  font-family: 'Share Tech Mono', monospace;
  font-size: clamp(1.7rem, 4vw, 2.6rem);
  color: var(--text-primary);
  letter-spacing: 2px;
  position: relative;
  display: inline-block;
}
.section-title::after {
  content: '';
  position: absolute;
  bottom: -8px;
  left: 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, var(--accent-green), transparent);
}

/* ── ABOUT ── */
.about-grid {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 4rem;
  align-items: start;
}

.about-left {
  position: sticky;
  top: calc(var(--nav-height) + 20px);
}

.avatar-wrap {
  width: 200px;
  height: 200px;
  border-radius: 50%;
  overflow: hidden;
  margin: 0 auto 1.2rem;
  border: 2px solid var(--border);
  box-shadow: 0 0 30px var(--accent-glow);
}
.avatar-wrap img {
  width: 100%; height: 100%;
  object-fit: cover;
}

.status-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.72rem;
  color: var(--accent-green);
  margin-bottom: 1.4rem;
  letter-spacing: 1px;
}
.status-dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--accent-green);
  box-shadow: 0 0 8px var(--accent-green);
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.35; }
}

.quick-stats { display: flex; flex-direction: column; gap: 0.6rem; }
.qs-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 7px 11px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 3px;
}
.qs-label {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.68rem;
  color: var(--text-secondary);
  letter-spacing: 1px;
}
.qs-val {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.72rem;
  color: var(--accent-green);
}
.qs-val.red { color: var(--accent-red); }

.about-right p {
  color: var(--text-secondary);
  font-size: 0.93rem;
  line-height: 1.85;
  margin-bottom: 1.1rem;
}
.about-right p strong { color: var(--text-primary); }

/* ── TIMELINE ── */
.timeline {
  position: relative;
  padding-left: 2rem;
}
.timeline::before {
  content: '';
  position: absolute;
  left: 0; top: 8px; bottom: 8px;
  width: 1px;
  background: linear-gradient(180deg, var(--accent-green), var(--accent-red), transparent);
}
.timeline-item {
  position: relative;
  padding-left: 1.5rem;
  padding-bottom: 2.8rem;
}
.timeline-item:last-child { padding-bottom: 0; }
.timeline-item::before {
  content: '';
  position: absolute;
  left: -2.05rem; top: 7px;
  width: 10px; height: 10px;
  border-radius: 50%;
  background: var(--accent-green);
  box-shadow: 0 0 10px var(--accent-green);
  border: 2px solid var(--bg-primary);
}

.tl-date {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.72rem;
  color: var(--accent-green);
  letter-spacing: 2px;
  margin-bottom: 0.3rem;
}
.tl-org {
  font-family: 'Share Tech Mono', monospace;
  font-size: 1rem;
  color: var(--text-primary);
  letter-spacing: 1px;
  margin-bottom: 0.2rem;
}
.tl-role {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.8rem;
  color: var(--accent-cyan);
  letter-spacing: 1px;
  margin-bottom: 0.9rem;
}
.tl-list { list-style: none; display: flex; flex-direction: column; gap: 0.55rem; }
.tl-list li {
  font-size: 0.88rem;
  color: var(--text-secondary);
  padding-left: 1.2rem;
  position: relative;
  line-height: 1.65;
}
.tl-list li::before {
  content: '▸';
  position: absolute; left: 0;
  color: var(--accent-green);
}
.tl-list a { color: var(--accent-cyan); text-decoration: none; }
.tl-list a:hover { color: var(--accent-green); }

/* ── CERTS ── */
.certs-cats { display: flex; flex-direction: column; gap: 2.4rem; }
.cert-cat-label {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.72rem;
  color: var(--accent-red);
  letter-spacing: 3px;
  text-transform: uppercase;
  margin-bottom: 0.9rem;
}
.cert-tags { display: flex; flex-wrap: wrap; gap: 0.55rem; }
.cert-tag {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.75rem;
  letter-spacing: 0.5px;
  padding: 5px 13px;
  border-radius: 3px;
  border: 1px solid var(--border);
  color: var(--accent-green);
  background: var(--accent-glow);
  transition: all 0.2s;
  cursor: default;
}
.cert-tag:hover {
  border-color: var(--accent-green);
  box-shadow: 0 0 12px var(--accent-glow);
  transform: translateY(-2px);
}
.cert-tag.hl {
  color: var(--accent-red);
  border-color: var(--border-red);
  background: rgba(255,34,68,0.07);
}
.cert-tag.hl:hover {
  border-color: var(--accent-red);
  box-shadow: 0 0 12px rgba(255,34,68,0.2);
}

/* ── SKILLS ── */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.4rem;
}
.skill-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 5px;
  padding: 1.4rem;
  transition: transform 0.25s, box-shadow 0.25s, border-color 0.25s;
}
.skill-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--card-hover-shadow);
  border-color: var(--accent-green);
}
.skill-card-title {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.78rem;
  color: var(--accent-green);
  letter-spacing: 2px;
  margin-bottom: 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--border);
}
.skill-list { list-style: none; display: flex; flex-direction: column; gap: 0.45rem; }
.skill-list li {
  font-size: 0.84rem;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.skill-list li::before {
  content: '○';
  color: var(--accent-green);
  font-size: 0.55rem;
  flex-shrink: 0;
}

/* ── PROJECTS ── */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(310px, 1fr));
  gap: 1.4rem;
}
.project-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 5px;
  overflow: hidden;
  transition: transform 0.25s, box-shadow 0.25s, border-color 0.25s;
}
.project-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--card-hover-shadow);
  border-color: var(--accent-green);
}
.project-header {
  padding: 0.9rem 1.4rem;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.project-icon { font-size: 1.3rem; }
.project-links { display: flex; gap: 0.5rem; }
.project-link {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.66rem;
  color: var(--text-secondary);
  text-decoration: none;
  border: 1px solid var(--border);
  padding: 3px 8px;
  border-radius: 3px;
  transition: all 0.2s;
  letter-spacing: 1px;
}
.project-link:hover {
  color: var(--accent-green);
  border-color: var(--accent-green);
}
.project-body { padding: 1.2rem 1.4rem; }
.project-title {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.96rem;
  color: var(--text-primary);
  margin-bottom: 0.6rem;
  letter-spacing: 1px;
}
.project-desc {
  font-size: 0.84rem;
  color: var(--text-secondary);
  line-height: 1.72;
  margin-bottom: 1rem;
}
.project-tech { display: flex; flex-wrap: wrap; gap: 0.4rem; }
.tech-tag {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.68rem;
  color: var(--accent-cyan);
  border: 1px solid rgba(0,229,255,0.18);
  padding: 2px 8px;
  border-radius: 3px;
  background: rgba(0,229,255,0.04);
  letter-spacing: 0.5px;
}

/* ── TRAINING ── */
.training-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(270px, 1fr));
  gap: 1.4rem;
}
.training-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 5px;
  padding: 1.4rem;
}
.training-card h3 {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.8rem;
  color: var(--accent-green);
  letter-spacing: 2px;
  margin-bottom: 0.8rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--border);
}
.training-card p {
  font-size: 0.84rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 0.3rem;
}
.training-card a {
  display: block;
  font-size: 0.84rem;
  color: var(--accent-cyan);
  text-decoration: none;
  line-height: 1.7;
  margin-bottom: 0.3rem;
  transition: color 0.2s;
}
.training-card a:hover { color: var(--accent-green); }

/* ── CONTACT ── */
#contact { text-align: center; }

.contact-tagline {
  font-size: 0.92rem;
  color: var(--text-secondary);
  max-width: 540px;
  margin: 0 auto 3rem;
  line-height: 1.8;
}

.contact-cards {
  display: flex;
  justify-content: center;
  gap: 1.2rem;
  flex-wrap: wrap;
  margin-bottom: 2.4rem;
}
.contact-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.55rem;
  padding: 1.4rem 1.8rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 5px;
  text-decoration: none;
  min-width: 170px;
  transition: all 0.25s;
}
.contact-card:hover {
  border-color: var(--accent-green);
  box-shadow: 0 0 24px var(--accent-glow);
  transform: translateY(-4px);
}
.contact-card-icon {
  font-size: 1.4rem;
  color: var(--accent-green);
}
.contact-card-label {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.68rem;
  color: var(--text-secondary);
  letter-spacing: 2px;
  text-transform: uppercase;
}
.contact-card-val {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.76rem;
  color: var(--accent-green);
  text-align: center;
  line-height: 1.5;
}

.clearance-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.72rem;
  color: var(--accent-red);
  border: 1px solid var(--border-red);
  padding: 6px 16px;
  border-radius: 3px;
  background: rgba(255,34,68,0.06);
  letter-spacing: 1px;
}

/* ── FOOTER ── */
footer {
  padding: 1.5rem 24px;
  background: var(--bg-primary);
  border-top: 1px solid var(--border);
  text-align: center;
  position: relative;
  z-index: 1;
}
footer p {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.72rem;
  color: var(--text-secondary);
  letter-spacing: 1px;
}
footer a { color: var(--accent-green); text-decoration: none; }

/* ── FADE IN ── */
.fade-in {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}
.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ── MOBILE ── */
@media (max-width: 900px) {
  .about-grid { grid-template-columns: 1fr; gap: 2rem; }
  .about-left { position: static; }
  .skills-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 640px) {
  .nav-links {
    display: none;
    position: fixed;
    top: var(--nav-height);
    left: 0; right: 0;
    background: var(--bg-nav);
    flex-direction: column;
    padding: 1.2rem 0;
    border-bottom: 1px solid var(--border);
    backdrop-filter: blur(14px);
    gap: 0;
  }
  .nav-links li { width: 100%; }
  .nav-links a,
  .nav-links .theme-btn {
    display: block;
    width: 100%;
    padding: 0.75rem 1.5rem;
    border-radius: 0;
    border: none;
    text-align: left;
  }
  .nav-links.open { display: flex; }
  .hamburger { display: flex; }
  .skills-grid { grid-template-columns: 1fr; }
  .hero-cta { flex-direction: column; align-items: center; }
  section { padding: 60px 20px; }
}