:root {
  --bg-deep: #0A0A0F;
  --bg-panel: #0F1117;
  --bg-panel-2: #13151E;
  --accent-cyan: #00F5FF;
  --accent-green: #39FF14;
  --accent-amber: #FFB300;
  --text-primary: #E8EDF2;
  --text-muted: #8A9BB0;
  --text-faint: #3A4A5C;
  --border-color: rgba(0, 245, 255, 0.15);
  --glow-cyan: 0 0 15px rgba(0, 245, 255, 0.4);
  --font-display: 'Orbitron', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  --font-body: 'Share Tech Mono', monospace;
  --transition-fast: 150ms ease;
  --transition-base: 300ms ease;
  --nav-height: 60px;
}

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

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

body {
  font-family: var(--font-body);
  background: var(--bg-deep);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  cursor: none;
}

a { color: var(--accent-cyan); text-decoration: none; transition: color var(--transition-fast); }
a:hover { color: var(--accent-green); }

.section-label {
  font-family: var(--font-display);
  font-size: 0.7rem;
  color: var(--text-faint);
  letter-spacing: 4px;
  text-transform: uppercase;
  margin-bottom: 0.5rem;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 4vw, 2.2rem);
  color: var(--text-primary);
  margin-bottom: 2.5rem;
  position: relative;
  display: inline-block;
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: -8px;
  left: 0;
  width: 60px;
  height: 2px;
  background: var(--accent-cyan);
  box-shadow: var(--glow-cyan);
}

section {
  padding: 6rem 2rem;
  max-width: 1200px;
  margin: 0 auto;
  position: relative;
}

/* ---- BOOT SEQUENCE ---- */
#boot-overlay {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: #000;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 8% 10%;
  font-family: var(--font-mono);
  font-size: clamp(0.65rem, 1.5vw, 0.85rem);
  color: var(--accent-green);
  transition: opacity 0.6s ease;
}

#boot-overlay.fade-out { opacity: 0; pointer-events: none; }

#boot-overlay .boot-line { opacity: 0; white-space: pre; margin: 1px 0; }
#boot-overlay .boot-line.visible { opacity: 1; }
#boot-overlay .boot-line.warn { color: var(--accent-amber); }
#boot-overlay .boot-cursor {
  display: inline-block;
  width: 8px;
  height: 1em;
  background: var(--accent-green);
  animation: blink 0.6s step-end infinite;
  vertical-align: text-bottom;
}

/* ---- SCROLL PROGRESS ---- */
#scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 2px;
  width: 0%;
  background: linear-gradient(90deg, var(--accent-cyan), var(--accent-green));
  box-shadow: var(--glow-cyan);
  z-index: 1001;
  transition: width 50ms linear;
}

/* ---- NAVIGATION ---- */
#main-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-height);
  background: rgb(10, 10, 15);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-color);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 2rem;
}

.nav-logo {
  font-family: var(--font-display);
  font-size: 1rem;
  color: var(--accent-cyan);
  letter-spacing: 3px;
}

.nav-links { display: flex; gap: 1.5rem; list-style: none; align-items: center; }

.nav-links a {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
  letter-spacing: 2px;
  text-transform: uppercase;
  padding: 0.3rem 0;
  position: relative;
  transition: color var(--transition-base);
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--accent-cyan);
  transition: width var(--transition-base);
}

.nav-links a:hover, .nav-links a.active { color: var(--accent-cyan); }
.nav-links a:hover::after, .nav-links a.active::after { width: 100%; }

.nav-toggle-btn {
  background: none;
  border: 1px solid var(--border-color);
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 0.65rem;
  padding: 0.3rem 0.6rem;
  cursor: none;
  letter-spacing: 1px;
  transition: all var(--transition-base);
  text-transform: uppercase;
}

.nav-toggle-btn:hover { border-color: var(--accent-cyan); color: var(--accent-cyan); }
.nav-toggle-btn.active { border-color: var(--accent-cyan); color: var(--accent-cyan); background: rgba(0,240,255,0.08); }

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

.hamburger span {
  width: 22px;
  height: 2px;
  background: var(--text-primary);
  transition: all var(--transition-base);
}

/* ---- HERO ---- */
#hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  position: relative;
  padding-top: var(--nav-height);
  max-width: none;
}

#hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(0, 245, 255, 0.015) 2px,
    rgba(0, 245, 255, 0.015) 4px
  );
  pointer-events: none;
  z-index: 1;
}

.hero-bio {
  max-width: 640px;
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.8;
  margin-bottom: 2rem;
}

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

.hero-actions a {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  padding: 0.7rem 1.5rem;
  border: 1px solid var(--accent-cyan);
  color: var(--accent-cyan);
  letter-spacing: 2px;
  text-transform: uppercase;
  transition: all var(--transition-base);
}

.hero-actions a:hover {
  background: rgba(0, 245, 255, 0.08);
  box-shadow: var(--glow-cyan);
  color: var(--accent-cyan);
}

.hero-hud {
  position: absolute;
  font-family: var(--font-mono);
  font-size: 0.6rem;
  color: var(--text-faint);
  letter-spacing: 1px;
  z-index: 2;
}

.hero-hud.top-left { top: calc(var(--nav-height) + 1.5rem); left: 2rem; text-align: left; }
.hero-hud.top-right { top: calc(var(--nav-height) + 1.5rem); right: 2rem; text-align: right; }
.hero-hud.bottom-left { bottom: 5rem; left: 2rem; text-align: left; }

.hero-hud span { display: block; margin: 4px 0; }
.hero-hud .hud-val { color: var(--accent-green); }

#hero-canvas {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-content {
  position: relative;
  z-index: 1;
}

.hero-name {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 8vw, 5rem);
  color: var(--text-primary);
  letter-spacing: 12px;
  margin-bottom: 1rem;
  animation: glitch 4s infinite;
}

.hero-subtitle {
  font-family: var(--font-mono);
  font-size: clamp(0.7rem, 2vw, 1rem);
  color: var(--accent-cyan);
  letter-spacing: 3px;
  margin-bottom: 3rem;
}

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

.stat-item { text-align: center; }

.stat-value {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 4vw, 2.2rem);
  color: var(--text-primary);
  display: block;
}

.stat-label {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  color: var(--text-faint);
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-top: 0.3rem;
  display: block;
}

.scroll-indicator {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  animation: float 2s ease-in-out infinite;
  color: var(--text-faint);
  font-size: 0.7rem;
  letter-spacing: 3px;
  text-transform: uppercase;
}

.scroll-indicator span {
  display: block;
  width: 1px;
  height: 30px;
  background: var(--accent-cyan);
  margin: 8px auto 0;
  animation: pulse-line 2s ease-in-out infinite;
}

/* ---- ABOUT ---- */
.about-grid {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 3rem;
  align-items: start;
}

.portrait-frame {
  position: relative;
  border: 1px solid var(--border-color);
  padding: 1rem;
  aspect-ratio: 3/4;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background: var(--bg-panel);
}

.portrait-frame::before, .portrait-frame::after {
  content: '';
  position: absolute;
  width: 20px;
  height: 20px;
  border-color: var(--accent-cyan);
  border-style: solid;
}

.portrait-frame::before { top: -1px; left: -1px; border-width: 2px 0 0 2px; }
.portrait-frame::after { bottom: -1px; right: -1px; border-width: 0 2px 2px 0; }

.portrait-frame svg { width: 60%; opacity: 0.3; }

.scan-line {
  position: absolute;
  left: 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent-cyan), transparent);
  animation: scan 3s linear infinite;
  opacity: 0.6;
}

.about-text h3 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  color: var(--accent-cyan);
  margin-bottom: 1rem;
  letter-spacing: 2px;
}

.about-text p {
  color: var(--text-muted);
  margin-bottom: 1rem;
  font-size: 0.85rem;
  line-height: 1.8;
}

.system-summary {
  border: 1px solid var(--border-color);
  padding: 1rem;
  margin: 1.5rem 0;
  background: var(--bg-panel);
}

.summary-item {
  display: flex;
  justify-content: space-between;
  padding: 0.4rem 0;
  border-bottom: 1px solid rgba(0, 245, 255, 0.05);
  font-size: 0.75rem;
}

.summary-item:last-child { border-bottom: none; }

.summary-label {
  color: var(--text-faint);
  letter-spacing: 1px;
  font-family: var(--font-display);
  font-size: 0.6rem;
}

.summary-val {
  color: var(--text-muted);
}

.summary-online {
  color: var(--accent-green);
}

.about-tags {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-top: 1.5rem;
}

.about-tags span {
  font-size: 0.65rem;
  padding: 0.25rem 0.6rem;
  border: 1px solid var(--border-color);
  color: var(--text-faint);
  letter-spacing: 1px;
}

/* ---- SKILLS ---- */
.skills-tabs {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-bottom: 2rem;
}

.skills-tabs button {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  padding: 0.4rem 1rem;
  background: transparent;
  border: 1px solid var(--border-color);
  color: var(--text-muted);
  cursor: none;
  letter-spacing: 1px;
  text-transform: uppercase;
  transition: all var(--transition-base);
}

.skills-tabs button:hover, .skills-tabs button.active {
  border-color: var(--accent-cyan);
  color: var(--accent-cyan);
  background: rgba(0, 240, 255, 0.05);
}

.skills-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 1rem;
}

.section-intro {
  font-size: 0.8rem;
  color: var(--text-faint);
  letter-spacing: 0.5px;
  margin-bottom: 2rem;
}

.skills-tag-groups {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
}

.skill-group {
  background: var(--bg-panel);
  border: 1px solid var(--border-color);
  padding: 1.2rem;
  transition: all var(--transition-base);
}

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

.skill-group-title {
  font-family: var(--font-display);
  font-size: 0.65rem;
  color: var(--accent-cyan);
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 1rem;
}

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

.skill-tags span {
  font-size: 0.65rem;
  padding: 0.25rem 0.6rem;
  border: 1px solid rgba(0,240,255,0.15);
  color: var(--text-muted);
  letter-spacing: 0.5px;
  transition: all var(--transition-fast);
}

.skill-tags span:hover {
  color: var(--accent-cyan);
  border-color: var(--accent-cyan);
}

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

.timeline-container::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 1px;
  background: var(--border-color);
}

.timeline-item {
  position: relative;
  padding: 0 0 3rem 2rem;
}

.timeline-item::before {
  content: '';
  position: absolute;
  left: -2rem;
  top: 6px;
  width: 9px;
  height: 9px;
  border: 2px solid var(--accent-cyan);
  background: var(--bg-deep);
  transform: translateX(-50%) rotate(45deg);
}

.timeline-date {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--accent-cyan);
  letter-spacing: 2px;
  margin-bottom: 0.5rem;
}

.timeline-title {
  font-family: var(--font-display);
  font-size: 0.9rem;
  color: var(--text-primary);
  letter-spacing: 1px;
  margin-bottom: 0.3rem;
}

.timeline-org {
  font-size: 0.75rem;
  color: var(--text-faint);
  margin-bottom: 0.5rem;
}

.timeline-desc {
  font-size: 0.8rem;
  color: var(--text-muted);
  line-height: 1.7;
}

/* ---- MISSIONS / PROJECTS ---- */
.missions-filters {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-bottom: 2rem;
}

.missions-filters button {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  padding: 0.4rem 1rem;
  background: transparent;
  border: 1px solid var(--border-color);
  color: var(--text-muted);
  cursor: none;
  letter-spacing: 1px;
  text-transform: uppercase;
  transition: all var(--transition-base);
}

.missions-filters button:hover, .missions-filters button.active {
  border-color: var(--accent-cyan);
  color: var(--accent-cyan);
  background: rgba(0,240,255,0.05);
}

.missions-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

.mission-card {
  background: var(--bg-panel);
  border: 1px solid var(--border-color);
  padding: 1.5rem;
  position: relative;
  transition: all var(--transition-base);
  overflow: hidden;
}

.mission-card:hover { border-color: rgba(0,240,255,0.3); transform: translateY(-2px); }

.mission-card.hidden { display: none; }

.mission-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 1rem;
}

.mission-codename {
  font-family: var(--font-display);
  font-size: 0.9rem;
  color: var(--text-primary);
  letter-spacing: 2px;
}

.mission-status {
  font-size: 0.55rem;
  padding: 0.2rem 0.5rem;
  letter-spacing: 1px;
  border: 1px solid;
}

.mission-status.deployed { color: var(--accent-green); border-color: var(--accent-green); }
.mission-status.in-progress { color: var(--accent-amber); border-color: var(--accent-amber); }
.mission-status.experiment { color: var(--accent-cyan); border-color: var(--accent-cyan); }
.mission-status.research { color: #a78bfa; border-color: #a78bfa; }
.mission-status.prototype { color: #f97316; border-color: #f97316; }
.mission-status.archived { color: var(--text-faint); border-color: var(--text-faint); }

.mission-summary {
  font-size: 0.8rem;
  color: var(--text-primary);
  line-height: 1.6;
  margin-bottom: 0.5rem;
  font-weight: 500;
}

.mission-desc {
  font-size: 0.75rem;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 1rem;
}

.mission-stack {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-bottom: 1rem;
}

.mission-stack span {
  font-size: 0.6rem;
  padding: 0.15rem 0.5rem;
  border: 1px solid rgba(0,240,255,0.15);
  color: var(--accent-cyan);
  letter-spacing: 0.5px;
}

.mission-links { display: flex; gap: 1rem; }

.mission-links a {
  font-size: 0.65rem;
  color: var(--text-faint);
  letter-spacing: 1px;
  text-transform: uppercase;
  transition: color var(--transition-fast);
}

.mission-links a:hover { color: var(--accent-cyan); }

#load-more-btn {
  display: block;
  margin: 2rem auto 0;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  padding: 0.6rem 2rem;
  background: transparent;
  border: 1px solid var(--accent-cyan);
  color: var(--accent-cyan);
  cursor: none;
  letter-spacing: 2px;
  text-transform: uppercase;
  transition: all var(--transition-base);
}

#load-more-btn:hover { background: rgba(0,240,255,0.08); box-shadow: var(--glow-cyan); }
#load-more-btn.hidden { display: none; }

/* hover scan effect */
.mission-card .scan-fx {
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(0,240,255,0.04), transparent);
  transition: left 0.6s ease;
  pointer-events: none;
}

.mission-card:hover .scan-fx { left: 100%; }

/* ---- CONTACT ---- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
}

.contact-info h3 {
  font-family: var(--font-display);
  font-size: 0.9rem;
  color: var(--accent-cyan);
  letter-spacing: 2px;
  margin-bottom: 1rem;
}

.contact-info p {
  color: var(--text-muted);
  font-size: 0.8rem;
  line-height: 1.8;
  margin-bottom: 1.5rem;
}

.contact-detail {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  margin-bottom: 0.8rem;
  color: var(--text-muted);
  font-size: 0.8rem;
}

.contact-detail svg { width: 16px; height: 16px; stroke: var(--accent-cyan); fill: none; }

.contact-socials {
  display: flex;
  gap: 1rem;
  margin-top: 1.5rem;
}

.contact-socials a {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  padding: 0.4rem 1rem;
  border: 1px solid var(--border-color);
  color: var(--text-muted);
  letter-spacing: 1px;
  text-transform: uppercase;
  transition: all var(--transition-base);
}

.contact-socials a:hover {
  border-color: var(--accent-cyan);
  color: var(--accent-cyan);
}

.terminal-label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--accent-cyan);
  letter-spacing: 1px;
  margin-bottom: -0.5rem;
}

.contact-form { display: flex; flex-direction: column; gap: 1rem; }

.contact-form input, .contact-form textarea {
  font-family: var(--font-body);
  font-size: 0.8rem;
  padding: 0.8rem 1rem;
  background: var(--bg-panel);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  outline: none;
  transition: border-color var(--transition-base);
}

.contact-form input:focus, .contact-form textarea:focus { border-color: var(--accent-cyan); }
.contact-form textarea { min-height: 120px; resize: vertical; }

.contact-form button {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  padding: 0.8rem;
  background: transparent;
  border: 1px solid var(--accent-cyan);
  color: var(--accent-cyan);
  cursor: none;
  letter-spacing: 2px;
  text-transform: uppercase;
  transition: all var(--transition-base);
}

.contact-form button:hover { background: rgba(0,240,255,0.08); box-shadow: var(--glow-cyan); }

/* ---- FOOTER ---- */
#footer {
  border-top: 1px solid var(--border-color);
  padding: 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.65rem;
  color: var(--text-faint);
  letter-spacing: 1px;
}

.footer-sig { color: var(--accent-cyan); }
.footer-tech { color: var(--text-faint); }

/* ---- CURSOR ---- */
#custom-cursor {
  position: fixed;
  width: 12px;
  height: 12px;
  border: 1px solid var(--accent-cyan);
  pointer-events: none;
  z-index: 9998;
  transform: translate(-50%, -50%) rotate(45deg);
  transition: width 0.15s, height 0.15s, border-color 0.15s;
  mix-blend-mode: difference;
}

#custom-cursor.hovering { width: 24px; height: 24px; border-color: var(--accent-amber); }

#cursor-trail {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 9997;
}

/* ---- BACK TO TOP ---- */
#back-to-top {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 36px;
  height: 36px;
  background: var(--bg-panel);
  border: 1px solid var(--border-color);
  color: var(--accent-cyan);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-base);
  cursor: none;
  z-index: 900;
  font-size: 0.8rem;
}

#back-to-top.visible { opacity: 1; visibility: visible; }
#back-to-top:hover { border-color: var(--accent-cyan); box-shadow: var(--glow-cyan); }

/* ---- BLUEPRINT MODE ---- */
body.blueprint {
  --bg-deep: #06101f;
  --bg-panel: #0b1a30;
  --bg-panel-2: rgba(15, 30, 60, 0.95);
  --accent-cyan: #4a9eff;
  --border-color: rgba(74, 158, 255, 0.35);
  --text-faint: #3a5a8a;
  --glow-cyan: 0 0 18px rgba(74, 158, 255, 0.35);
}

body.blueprint .nav {
  background: rgba(6, 16, 31, 0.95);
  border-bottom-color: rgba(74, 158, 255, 0.3);
}

body.blueprint .section-label,
body.blueprint .skill-group-title {
  color: #4a9eff;
}

body.blueprint::after {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background-image:
    linear-gradient(rgba(74,158,255,0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(74,158,255,0.08) 1px, transparent 1px);
  background-size: 40px 40px;
}

/* ---- REVEAL ANIMATION ---- */
.reveal { opacity: 0; transform: translateY(30px); transition: opacity 0.6s ease, transform 0.6s ease; }
.reveal.revealed { opacity: 1; transform: translateY(0); }

/* ---- KEYFRAMES ---- */
@keyframes blink { 50% { opacity: 0; } }

@keyframes glitch {
  0%, 93%, 100% { text-shadow: none; }
  94% { text-shadow: -2px 0 var(--accent-cyan), 2px 0 var(--accent-amber); }
  95% { text-shadow: 2px 0 var(--accent-cyan), -2px 0 var(--accent-amber); }
  96% { text-shadow: none; }
}

@keyframes float { 0%, 100% { transform: translateX(-50%) translateY(0); } 50% { transform: translateX(-50%) translateY(8px); } }
@keyframes pulse-line { 0%, 100% { opacity: 0.3; } 50% { opacity: 1; } }
@keyframes scan { 0% { top: 0; } 100% { top: 100%; } }

/* ---- RESPONSIVE ---- */
@media (max-width: 1024px) {
  .skills-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 768px) {
  section { padding: 4rem 1.5rem; }
  .hamburger { display: flex; }
  .nav-links {
    position: fixed;
    top: var(--nav-height);
    right: -100%;
    width: 260px;
    height: calc(100vh - var(--nav-height));
    background: rgba(10,10,15,0.95);
    backdrop-filter: blur(16px);
    flex-direction: column;
    padding: 2rem;
    border-left: 1px solid var(--border-color);
    transition: right var(--transition-base);
  }
  .nav-links.open { right: 0; }
  .about-grid { grid-template-columns: 1fr; }
  .portrait-frame { max-width: 200px; margin: 0 auto; }
  .missions-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .hero-stats { gap: 1.5rem; }
  .skills-grid { grid-template-columns: repeat(2, 1fr); }
  #custom-cursor, #cursor-trail { display: none; }
  body { cursor: auto; }
  .nav-toggle-btn, .missions-filters button, .skills-tabs button, .contact-form button, #load-more-btn, #back-to-top { cursor: pointer; }
}

@media (max-width: 480px) {
  .skills-grid { grid-template-columns: 1fr; }
  .hero-name { letter-spacing: 4px; }
}