/* ==============================================
   TONY STARK // JARVIS INTERFACE
   style.css - Futuristic HUD Design System
   ============================================== */

/* ---------- ROOT VARIABLES ---------- */
:root {
  --bg-primary: #0a0f1f;
  --bg-secondary: #111827;
  --bg-card: rgba(17, 24, 39, 0.85);
  --accent-cyan: #00eaff;
  --accent-blue: #0088ff;
  --accent-red: #ff3b3b;
  --accent-green: #00ff88;
  --accent-yellow: #ffcc00;
  --text-primary: #e0e8ff;
  --text-secondary: #8892b0;
  --text-dim: #4a5278;
  --glow-cyan: 0 0 20px rgba(0, 234, 255, 0.3);
  --glow-blue: 0 0 20px rgba(0, 136, 255, 0.3);
  --glow-red: 0 0 20px rgba(255, 59, 59, 0.4);
  --glass-bg: rgba(10, 15, 31, 0.7);
  --glass-border: rgba(0, 234, 255, 0.15);
  --font-display: 'Orbitron', sans-serif;
  --font-body: 'Rajdhani', sans-serif;
  --transition-fast: 0.3s ease;
  --transition-slow: 0.6s ease;
}

/* ---------- RESET & BASE ---------- */
html {
  overflow-x: hidden;
}

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

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

body {
  background: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-weight: 400;
  line-height: 1.6;
  overflow-x: hidden;
  min-height: 100vh;
}

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

a:hover {
  color: var(--accent-blue);
}

/* Scrollbar personalizzata */
::-webkit-scrollbar {
  width: 6px;
}
::-webkit-scrollbar-track {
  background: var(--bg-primary);
}
::-webkit-scrollbar-thumb {
  background: var(--accent-cyan);
  border-radius: 3px;
  box-shadow: var(--glow-cyan);
}

/* ---------- LOADING SCREEN ---------- */
#loading-screen {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: var(--bg-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.8s ease, visibility 0.8s ease;
}

#loading-screen.hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.loading-content {
  text-align: center;
  max-width: 520px;
  width: 90%;
}

.arc-reactor {
  width: 100px;
  height: 100px;
  margin: 0 auto 30px;
  position: relative;
}

.reactor-ring {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  border: 3px solid var(--accent-cyan);
  box-shadow: var(--glow-cyan), inset 0 0 30px rgba(0, 234, 255, 0.1);
  animation: reactor-rotate 3s linear infinite;
}

.reactor-ring::before {
  content: '';
  position: absolute;
  inset: -6px;
  border-radius: 50%;
  border: 1px solid rgba(0, 234, 255, 0.2);
}

.reactor-core {
  position: absolute;
  inset: 12px;
  border-radius: 50%;
  width: calc(100% - 24px);
  height: calc(100% - 24px);
  object-fit: contain;
  box-shadow: 0 0 40px rgba(0, 234, 255, 0.6), 0 0 80px rgba(0, 136, 255, 0.3);
  animation: core-pulse 1.5s ease-in-out infinite;
}

.reactor-glow {
  position: absolute;
  inset: -30px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0, 234, 255, 0.15), transparent 70%);
  animation: glow-pulse 2s ease-in-out infinite;
}

@keyframes reactor-rotate {
  to { transform: rotate(360deg); }
}

@keyframes core-pulse {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.08); opacity: 0.9; }
}

@keyframes glow-pulse {
  0%, 100% { transform: scale(1); opacity: 0.6; }
  50% { transform: scale(1.2); opacity: 1; }
}

.loading-title {
  font-family: var(--font-display);
  font-size: 1.5rem;
  letter-spacing: 6px;
  color: var(--accent-cyan);
  text-shadow: var(--glow-cyan);
  margin-bottom: 4px;
}

.loading-sub {
  font-size: 0.75rem;
  color: var(--text-secondary);
  letter-spacing: 3px;
  margin-bottom: 20px;
}

.loading-log {
  max-height: 120px;
  overflow-y: auto;
  background: rgba(0, 234, 255, 0.03);
  border: 1px solid rgba(0, 234, 255, 0.1);
  border-radius: 4px;
  padding: 10px 14px;
  text-align: left;
  font-family: var(--font-body);
  font-size: 0.8rem;
  color: var(--text-secondary);
  margin-bottom: 16px;
}

.log-line {
  padding: 2px 0;
  opacity: 0;
  animation: log-fade 0.5s ease forwards;
}

.log-line .timestamp {
  color: var(--text-dim);
  margin-right: 8px;
}

.log-line .status-ok { color: var(--accent-green); }
.log-line .status-warn { color: var(--accent-yellow); }
.log-line .status-info { color: var(--accent-cyan); }

@keyframes log-fade {
  to { opacity: 1; }
}

.progress-container {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}

.progress-bar {
  flex: 1;
  height: 4px;
  background: rgba(0, 234, 255, 0.1);
  border-radius: 2px;
  overflow: hidden;
}

.progress-fill {
  width: 0%;
  height: 100%;
  background: linear-gradient(90deg, var(--accent-cyan), var(--accent-blue));
  box-shadow: var(--glow-cyan);
  transition: width 0.3s ease;
}

.progress-percent {
  font-family: var(--font-display);
  font-size: 0.85rem;
  color: var(--accent-cyan);
  min-width: 40px;
  text-align: right;
}

.loading-status {
  font-family: var(--font-display);
  font-size: 0.8rem;
  letter-spacing: 4px;
  color: var(--text-secondary);
  animation: status-blink 1s step-end infinite;
}

@keyframes status-blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.3; }
}

/* ---------- PARTICLE CANVAS ---------- */
#particle-canvas {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}

/* ---------- MAIN CONTENT ---------- */
#main-content {
  position: relative;
  z-index: 1;
}

/* ---------- HUD NAVIGATION ---------- */
.hud-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 30px;
  background: rgba(10, 15, 31, 0.9);
  border-bottom: 1px solid var(--glass-border);
  backdrop-filter: blur(12px);
  transform: translateY(-100%);
  transition: transform 0.6s ease;
}

.hud-nav.visible {
  transform: translateY(0);
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-size: 0.7rem;
  letter-spacing: 3px;
  color: var(--accent-cyan);
}

.nav-reactor-mini {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  object-fit: contain;
  box-shadow: 0 0 10px rgba(0, 234, 255, 0.5);
  animation: core-pulse 2s ease-in-out infinite;
}

.nav-links {
  display: flex;
  gap: 4px;
}

.nav-link {
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 2px;
  padding: 6px 12px;
  color: var(--text-secondary);
  border: 1px solid transparent;
  transition: all var(--transition-fast);
  position: relative;
}

.nav-link:hover,
.nav-link.active {
  color: var(--accent-cyan);
  border-color: rgba(0, 234, 255, 0.3);
  text-shadow: var(--glow-cyan);
}

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: -1px;
  left: 10%;
  right: 10%;
  height: 2px;
  background: var(--accent-cyan);
  box-shadow: var(--glow-cyan);
}

.nav-indicators {
  display: flex;
  align-items: center;
  gap: 14px;
}

.indicator {
  font-family: var(--font-display);
  font-size: 0.6rem;
  letter-spacing: 2px;
  color: var(--text-dim);
  display: flex;
  align-items: center;
  gap: 6px;
}

.dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  display: inline-block;
}

.dot.online {
  background: var(--accent-green);
  box-shadow: 0 0 6px var(--accent-green);
  animation: dot-pulse 2s ease-in-out infinite;
}

@keyframes dot-pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}
.home-btn {
  background: none;
  border: 1px solid var(--glass-border);
  color: var(--text-secondary);
  padding: 4px 8px;
  cursor: pointer;
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  text-decoration: none;
  margin-left: 8px;
}

.home-btn:hover {
  color: var(--accent-cyan);
  border-color: var(--accent-cyan);
  box-shadow: var(--glow-cyan);
}


/* ---------- SECTIONS ---------- */
.section {
  min-height: 100vh;
  padding: 100px 30px 60px;
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: center;
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

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

.section-header {
  margin-bottom: 50px;
  text-align: center;
}

.section-title {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 700;
  letter-spacing: 6px;
  color: var(--text-primary);
  text-shadow: 0 0 20px rgba(0, 234, 255, 0.2);
}

.title-accent {
  color: var(--accent-cyan);
  text-shadow: var(--glow-cyan);
}

.section-line {
  width: 80px;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent-cyan), transparent);
  margin: 15px auto 0;
}

/* ---------- HERO SECTION ---------- */
#hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding-top: 80px;
  position: relative;
  overflow: hidden;
}

.hero-grid-overlay {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0, 234, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 234, 255, 0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  animation: grid-move 20s linear infinite;
}

@keyframes grid-move {
  0% { transform: translate(0, 0); }
  100% { transform: translate(60px, 60px); }
}

.hero-scan-line {
  position: absolute;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent-cyan), transparent);
  opacity: 0.4;
  animation: scan-move 4s ease-in-out infinite;
  z-index: 1;
}

@keyframes scan-move {
  0% { top: 0; opacity: 0; }
  20% { top: 30%; opacity: 0.6; }
  50% { top: 50%; opacity: 0.8; }
  80% { top: 70%; opacity: 0.6; }
  100% { top: 100%; opacity: 0; }
}

/* HUD Central Circle */
.hud-container {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 600px;
  height: 600px;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}

.hud-ring {
  position: absolute;
  border: 1px solid rgba(0, 234, 255, 0.15);
  border-radius: 50%;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  animation: ring-rotate 20s linear infinite;
}

.hud-ring::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  width: 6px;
  height: 6px;
  background: var(--accent-cyan);
  border-radius: 50%;
  box-shadow: 0 0 10px var(--accent-cyan), 0 0 20px var(--accent-cyan);
}

.ring-outer {
  width: 100%;
  height: 100%;
  animation-duration: 30s;
  border-color: rgba(0, 234, 255, 0.08);
}

.ring-mid {
  width: 70%;
  height: 70%;
  animation-duration: 20s;
  animation-direction: reverse;
  border-color: rgba(0, 136, 255, 0.12);
}

.ring-inner {
  width: 40%;
  height: 40%;
  animation-duration: 15s;
  border-color: rgba(0, 234, 255, 0.2);
  border-width: 2px;
}

@keyframes ring-rotate {
  to { transform: translate(-50%, -50%) rotate(360deg); }
}

.hud-crosshair {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 20px;
  height: 20px;
}

.hud-crosshair::before,
.hud-crosshair::after {
  content: '';
  position: absolute;
  background: var(--accent-cyan);
}

.hud-crosshair::before {
  top: 50%;
  left: 0;
  right: 0;
  height: 1px;
  box-shadow: var(--glow-cyan);
}

.hud-crosshair::after {
  left: 50%;
  top: 0;
  bottom: 0;
  width: 1px;
  box-shadow: var(--glow-cyan);
}

.hud-targeting {
  position: absolute;
  bottom: 25%;
  left: 50%;
  transform: translateX(-50%);
  font-family: var(--font-display);
  font-size: 0.65rem;
  letter-spacing: 4px;
  color: var(--accent-cyan);
  text-shadow: var(--glow-cyan);
  animation: status-blink 2s step-end infinite;
}

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

.hero-badge {
  font-family: var(--font-display);
  font-size: 0.7rem;
  letter-spacing: 4px;
  color: var(--text-dim);
  border: 1px solid rgba(0, 234, 255, 0.15);
  display: inline-block;
  padding: 6px 16px;
  margin-bottom: 30px;
}

.hero-title {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-bottom: 20px;
}

.title-line {
  font-family: var(--font-display);
  font-size: 3.5rem;
  font-weight: 900;
  letter-spacing: 8px;
  line-height: 1.1;
  text-shadow: 0 0 30px rgba(0, 234, 255, 0.15);
}

.title-line.highlight {
  color: var(--accent-cyan);
  text-shadow: 0 0 40px rgba(0, 234, 255, 0.4);
  font-size: 2rem;
}

.hero-subtitle {
  font-size: 1.2rem;
  color: var(--text-secondary);
  margin-bottom: 40px;
  letter-spacing: 2px;
}

.hero-stats {
  display: flex;
  justify-content: center;
  gap: 50px;
}

.stat {
  text-align: center;
}

.stat-number {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--accent-cyan);
  text-shadow: var(--glow-cyan);
  display: block;
  line-height: 1;
}

.stat-label {
  font-size: 0.75rem;
  color: var(--text-dim);
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-top: 4px;
  display: block;
}

.hero-scroll-indicator {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  font-family: var(--font-display);
  font-size: 0.6rem;
  letter-spacing: 3px;
  color: var(--text-dim);
  animation: scroll-bounce 2s ease-in-out infinite;
}

.scroll-arrow {
  width: 20px;
  height: 20px;
  border-right: 1px solid var(--accent-cyan);
  border-bottom: 1px solid var(--accent-cyan);
  transform: rotate(45deg);
  opacity: 0.5;
}

@keyframes scroll-bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(8px); }
}

/* ---------- ABOUT SECTION ---------- */
#about {
  background: linear-gradient(180deg, var(--bg-primary) 0%, rgba(0, 136, 255, 0.03) 50%, var(--bg-primary) 100%);
}

.about-content {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 50px;
  max-width: 1100px;
  margin: 0 auto;
  align-items: center;
}

.about-hologram {
  position: relative;
  width: 100%;
  aspect-ratio: 1;
  max-width: 350px;
  margin: 0 auto;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0, 136, 255, 0.05), transparent 70%);
}

.hologram-circle {
  position: absolute;
  inset: 10%;
  border: 2px solid rgba(0, 234, 255, 0.2);
  border-radius: 50%;
  animation: ring-rotate 12s linear infinite;
}

.hologram-circle::before {
  content: '';
  position: absolute;
  top: -1px;
  left: 50%;
  width: 4px;
  height: 4px;
  background: var(--accent-cyan);
  border-radius: 50%;
  box-shadow: 0 0 10px var(--accent-cyan);
}

.hologram-lines {
  position: absolute;
  inset: 5%;
}

.hologram-lines::before,
.hologram-lines::after {
  content: '';
  position: absolute;
  background: rgba(0, 234, 255, 0.08);
}

.hologram-lines::before {
  top: 50%;
  left: -10%;
  right: -10%;
  height: 1px;
}

.hologram-lines::after {
  left: 50%;
  top: -10%;
  bottom: -10%;
  width: 1px;
}

.about-portrait {
  position: absolute;
  inset: 18%;
  width: 64%;
  height: 64%;
  object-fit: cover;
  border-radius: 50%;
  opacity: 0.7;
  mix-blend-mode: luminosity;
  filter: sepia(0.3) saturate(0.5) hue-rotate(180deg) brightness(1.2);
  z-index: 1;
  animation: portrait-float 4s ease-in-out infinite;
}

@keyframes portrait-float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-6px); }
}

.about-text {
  font-size: 1.05rem;
  color: var(--text-secondary);
  line-height: 1.8;
}

.typing-text::after {
  content: '|';
  color: var(--accent-cyan);
  animation: cursor-blink 0.8s step-end infinite;
}

@keyframes cursor-blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0; }
}

.about-diagnostics {
  margin-top: 30px;
}

.diag-row {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 10px;
}

.diag-label {
  font-family: var(--font-display);
  font-size: 0.65rem;
  letter-spacing: 2px;
  color: var(--text-dim);
  min-width: 80px;
}

.diag-bar {
  flex: 1;
  height: 6px;
  background: rgba(0, 234, 255, 0.08);
  border-radius: 3px;
  overflow: hidden;
}

.diag-fill {
  height: 100%;
  border-radius: 3px;
  background: linear-gradient(90deg, var(--accent-cyan), var(--accent-blue));
  box-shadow: var(--glow-cyan);
  transition: width 1.5s ease;
}

.diag-value {
  font-family: var(--font-display);
  font-size: 0.8rem;
  color: var(--accent-cyan);
  min-width: 40px;
  text-align: right;
}

/* ---------- ARMORS SECTION ---------- */
#armors {
  background: linear-gradient(180deg, var(--bg-primary) 0%, rgba(0, 234, 255, 0.02) 50%, var(--bg-primary) 100%);
}

.armors-timeline {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.armor-card {
  border: 1px solid rgba(0, 234, 255, 0.1);
  background: var(--bg-card);
  backdrop-filter: blur(8px);
  transition: all var(--transition-fast);
  overflow: hidden;
}

.armor-card:hover {
  border-color: rgba(0, 234, 255, 0.3);
  box-shadow: var(--glow-cyan);
}

.armor-header {
  display: flex;
  align-items: center;
  padding: 18px 24px;
  cursor: pointer;
  gap: 16px;
  user-select: none;
  transition: background var(--transition-fast);
}

.armor-header:hover {
  background: rgba(0, 234, 255, 0.05);
}

.armor-mark {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--accent-cyan);
  min-width: 120px;
}

.armor-year {
  font-family: var(--font-display);
  font-size: 0.75rem;
  color: var(--text-dim);
  letter-spacing: 2px;
  margin-left: auto;
}

.armor-toggle {
  font-family: var(--font-display);
  font-size: 1.2rem;
  color: var(--accent-cyan);
  width: 30px;
  height: 30px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(0, 234, 255, 0.2);
  transition: all var(--transition-fast);
}

.armor-card.active .armor-toggle {
  transform: rotate(45deg);
  background: rgba(0, 234, 255, 0.1);
}

.armor-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.5s ease, padding 0.5s ease;
  padding: 0 24px;
}

.armor-card.active .armor-body {
  max-height: 500px;
  padding: 0 24px 24px;
}

.armor-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  padding-top: 4px;
  border-top: 1px solid rgba(0, 234, 255, 0.1);
}

.armor-info p {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

.armor-specs {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

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

.spec span {
  color: var(--accent-cyan);
  font-weight: 600;
}

/* ---------- AI SECTION ---------- */
#ai {
  background: linear-gradient(180deg, var(--bg-primary) 0%, rgba(0, 255, 136, 0.02) 50%, var(--bg-primary) 100%);
}

.ai-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
  max-width: 1200px;
  margin: 0 auto;
}

.ai-card {
  background: var(--bg-card);
  border: 1px solid var(--glass-border);
  padding: 30px;
  backdrop-filter: blur(8px);
  transition: all var(--transition-fast);
  position: relative;
  overflow: hidden;
}

.ai-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--accent-cyan), transparent);
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.ai-card:hover {
  border-color: rgba(0, 234, 255, 0.3);
  box-shadow: var(--glow-cyan);
}

.ai-card:hover::before {
  opacity: 1;
}

.ai-card.ultron::before {
  background: linear-gradient(90deg, transparent, var(--accent-red), transparent);
}

.ai-card.ultron:hover {
  border-color: rgba(255, 59, 59, 0.3);
  box-shadow: var(--glow-red);
}

.ai-node {
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--accent-cyan);
  box-shadow: 0 0 15px var(--accent-cyan), 0 0 30px rgba(0, 234, 255, 0.3);
  margin-bottom: 20px;
  animation: node-pulse 2s ease-in-out infinite;
}

.ai-node.corrupted {
  background: var(--accent-red);
  box-shadow: 0 0 15px var(--accent-red);
}

@keyframes node-pulse {
  0%, 100% { box-shadow: 0 0 15px var(--accent-cyan); }
  50% { box-shadow: 0 0 30px var(--accent-cyan), 0 0 50px rgba(0, 234, 255, 0.3); }
}

/* Terminal style */
.ai-terminal {
  border: 1px solid rgba(0, 234, 255, 0.15);
  border-radius: 4px;
  overflow: hidden;
  margin-bottom: 16px;
  font-family: var(--font-body);
  font-size: 0.75rem;
}

.terminal-bar {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 10px;
  background: rgba(0, 0, 0, 0.3);
  border-bottom: 1px solid rgba(0, 234, 255, 0.1);
}

.terminal-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
}

.terminal-dot.red { background: #ff5f56; }
.terminal-dot.yellow { background: #ffbd2e; }
.terminal-dot.green { background: #27c93f; }
.terminal-dot.blink { animation: status-blink 0.5s step-end infinite; }

.terminal-title {
  margin-left: auto;
  font-family: var(--font-display);
  font-size: 0.65rem;
  letter-spacing: 2px;
  color: var(--text-dim);
}

.terminal-content {
  padding: 10px;
  background: rgba(0, 0, 0, 0.2);
}

.terminal-line {
  padding: 2px 0;
  color: var(--text-secondary);
}

.terminal-line .online { color: var(--accent-green); }
.terminal-line .warning { color: var(--accent-red); }

.terminal-warning {
  border-color: rgba(255, 59, 59, 0.2);
}

.ai-description p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 12px;
}

.ai-features {
  list-style: none;
  padding: 0;
}

.ai-features li {
  font-size: 0.82rem;
  color: var(--text-dim);
  padding: 4px 0;
  position: relative;
  padding-left: 16px;
}

.ai-features li::before {
  content: '>';
  position: absolute;
  left: 0;
  color: var(--accent-cyan);
}

/* ---------- HULKBUSTER SECTION ---------- */
#hulkbuster {
  background: linear-gradient(180deg, var(--bg-primary) 0%, rgba(255, 107, 0, 0.03) 50%, var(--bg-primary) 100%);
}

.hulkbuster-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 50px;
  max-width: 1100px;
  margin: 0 auto;
  align-items: center;
}

.hulkbuster-diagram {
  position: relative;
  aspect-ratio: 1;
  max-width: 450px;
  width: 100%;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hulkbuster-img {
  position: absolute;
  width: 70%;
  height: 70%;
  object-fit: contain;
  opacity: 0.4;
  filter: sepia(0.5) saturate(0.3) hue-rotate(180deg) brightness(1.3);
  animation: hulkbuster-pulse 3s ease-in-out infinite;
}

@keyframes hulkbuster-pulse {
  0%, 100% { opacity: 0.3; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.03); }
}

.diagram-component {
  position: absolute;
  padding: 8px 14px;
  border: 1px solid rgba(0, 234, 255, 0.2);
  font-family: var(--font-display);
  font-size: 0.65rem;
  letter-spacing: 2px;
  color: var(--accent-cyan);
  background: rgba(0, 234, 255, 0.05);
  animation: component-float 3s ease-in-out infinite;
}

.component-main {
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  padding: 20px 30px;
  font-size: 0.9rem;
  border-color: rgba(0, 234, 255, 0.3);
  background: rgba(0, 234, 255, 0.1);
  box-shadow: var(--glow-cyan);
}

.component-arm { top: 20%; right: 5%; animation-delay: 0.5s; }
.component-fist { bottom: 25%; right: 10%; animation-delay: 1s; }
.component-thruster { bottom: 15%; left: 10%; animation-delay: 1.5s; }

@keyframes component-float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

.diagram-connector {
  position: absolute;
  background: rgba(0, 234, 255, 0.1);
  animation: connector-pulse 2s ease-in-out infinite;
}

.c1 {
  top: 30%;
  left: 55%;
  width: 80px;
  height: 1px;
  transform: rotate(30deg);
}

.c2 {
  top: 40%;
  right: 20%;
  height: 80px;
  width: 1px;
}

.c3 {
  bottom: 30%;
  right: 25%;
  width: 60px;
  height: 1px;
  transform: rotate(-20deg);
}

.c4 {
  bottom: 25%;
  left: 25%;
  height: 60px;
  width: 1px;
}

@keyframes connector-pulse {
  0%, 100% { opacity: 0.3; }
  50% { opacity: 0.8; }
}

.hulkbuster-info p:first-child {
  font-family: var(--font-display);
  font-size: 1.3rem;
  color: var(--accent-cyan);
  margin-bottom: 16px;
}

.hulkbuster-info p {
  font-size: 1rem;
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 20px;
}

/* ---------- VERONICA SECTION ---------- */
#veronica {
  background: linear-gradient(180deg, var(--bg-primary) 0%, rgba(0, 136, 255, 0.03) 50%, var(--bg-primary) 100%);
}

.veronica-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 50px;
  max-width: 1100px;
  margin: 0 auto;
  align-items: center;
}

.veronica-orbit {
  position: relative;
  aspect-ratio: 1;
  max-width: 400px;
  width: 100%;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
}

.veronica-img {
  position: absolute;
  width: 50%;
  height: 50%;
  object-fit: contain;
  opacity: 0.35;
  filter: sepia(0.5) saturate(0.3) hue-rotate(180deg) brightness(1.3);
  z-index: 1;
  animation: veronica-flash 4s ease-in-out infinite;
}

@keyframes veronica-flash {
  0%, 100% { opacity: 0.3; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.05); }
}

.orbit-center {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-family: var(--font-display);
  font-size: 1rem;
  letter-spacing: 4px;
  color: var(--accent-cyan);
  text-shadow: var(--glow-cyan);
  z-index: 2;
}

.orbit-ring {
  position: absolute;
  border-radius: 50%;
  border: 1px solid rgba(0, 234, 255, 0.15);
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

.orbit-1 {
  width: 70%;
  height: 70%;
  animation: ring-rotate 15s linear infinite;
}

.orbit-2 {
  width: 90%;
  height: 90%;
  animation: ring-rotate 20s linear infinite reverse;
}

.orbit-satellite {
  position: absolute;
  width: 14px;
  height: 14px;
  background: var(--accent-cyan);
  border-radius: 50%;
  box-shadow: 0 0 15px var(--accent-cyan);
}

.sat-1 {
  top: 7%;
  left: 50%;
  transform: translateX(-50%);
  animation: satellite-orbit-1 15s linear infinite;
}

.sat-2 {
  top: 50%;
  right: 3%;
  transform: translateY(-50%);
  animation: satellite-orbit-2 20s linear infinite reverse;
}

@keyframes satellite-orbit-1 {
  0% { top: 7%; left: 50%; }
  25% { top: 50%; left: 93%; }
  50% { top: 93%; left: 50%; }
  75% { top: 50%; left: 7%; }
  100% { top: 7%; left: 50%; }
}

@keyframes satellite-orbit-2 {
  0% { top: 50%; right: 3%; }
  25% { top: 7%; right: 50%; }
  50% { top: 50%; right: 93%; }
  75% { top: 93%; right: 50%; }
  100% { top: 50%; right: 3%; }
}

.orbit-beam {
  position: absolute;
  bottom: 5%;
  left: 50%;
  transform: translateX(-50%);
  width: 2px;
  height: 30%;
  background: linear-gradient(to top, transparent, var(--accent-cyan));
  opacity: 0.3;
  animation: beam-pulse 2s ease-in-out infinite;
}

@keyframes beam-pulse {
  0%, 100% { opacity: 0.2; }
  50% { opacity: 0.6; }
}

.veronica-info p:first-child {
  font-family: var(--font-display);
  font-size: 1.3rem;
  color: var(--accent-cyan);
  margin-bottom: 16px;
}

.veronica-info p {
  font-size: 1rem;
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 20px;
}

.specs-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.spec-item {
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.spec-item span {
  color: var(--accent-cyan);
  font-weight: 600;
}

/* ---------- ULTRON SECTION ---------- */
#ultron {
  background: linear-gradient(180deg, var(--bg-primary) 0%, rgba(255, 59, 59, 0.05) 50%, var(--bg-primary) 100%);
  position: relative;
}

.ultron-overlay {
  position: absolute;
  inset: 0;
  background:
    repeating-linear-gradient(
      0deg,
      transparent,
      transparent 2px,
      rgba(255, 59, 59, 0.03) 2px,
      rgba(255, 59, 59, 0.03) 4px
    );
  pointer-events: none;
}

.ultron-section .section-title {
  color: var(--accent-red);
  text-shadow: 0 0 20px rgba(255, 59, 59, 0.3);
}

.ultron-section .title-accent {
  color: var(--accent-red);
  text-shadow: 0 0 20px rgba(255, 59, 59, 0.4);
}

.ultron-section .section-line {
  background: linear-gradient(90deg, transparent, var(--accent-red), transparent);
}

.ultron-content {
  max-width: 900px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.ultron-warning {
  font-family: var(--font-display);
  font-size: 0.8rem;
  letter-spacing: 6px;
  color: var(--accent-red);
  border: 1px solid rgba(255, 59, 59, 0.3);
  display: inline-block;
  padding: 8px 20px;
  margin-bottom: 30px;
  text-shadow: 0 0 10px rgba(255, 59, 59, 0.3);
}

.ultron-text p {
  font-size: 1rem;
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 16px;
}

.ultron-text p strong {
  color: var(--accent-red);
}

.ultron-data {
  margin-top: 30px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.data-row {
  text-align: center;
  padding: 16px;
  border: 1px solid rgba(255, 59, 59, 0.15);
  background: rgba(255, 59, 59, 0.05);
}

.data-row.corrupted-row {
  border-color: rgba(255, 59, 59, 0.4);
  background: rgba(255, 59, 59, 0.1);
  animation: data-glitch 3s ease-in-out infinite;
}

@keyframes data-glitch {
  0%, 90%, 100% { transform: translate(0); }
  92% { transform: translate(-3px, 2px); }
  94% { transform: translate(3px, -1px); }
  96% { transform: translate(-2px, -2px); }
  98% { transform: translate(2px, 1px); }
}

.data-label {
  display: block;
  font-family: var(--font-display);
  font-size: 0.65rem;
  letter-spacing: 3px;
  color: var(--text-dim);
  margin-bottom: 8px;
}

.data-value {
  display: block;
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 3px;
  color: var(--text-primary);
}

.data-value.warning {
  color: var(--accent-red);
  text-shadow: 0 0 10px rgba(255, 59, 59, 0.4);
}

/* ---------- LEGACY SECTION ---------- */
#legacy {
  background: linear-gradient(180deg, var(--bg-primary) 0%, rgba(0, 234, 255, 0.03) 50%, var(--bg-primary) 100%);
  min-height: auto;
  padding-bottom: 100px;
}

.legacy-content {
  max-width: 900px;
  margin: 0 auto;
  text-align: center;
}

.legacy-main p {
  font-size: 1.05rem;
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 16px;
}

.legacy-quote {
  margin: 40px 0;
  padding: 30px;
  border: 1px solid rgba(0, 234, 255, 0.15);
  background: rgba(0, 234, 255, 0.03);
}

.legacy-quote blockquote {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 700;
  color: var(--accent-cyan);
  text-shadow: var(--glow-cyan);
  margin-bottom: 8px;
}

.legacy-quote cite {
  font-size: 0.85rem;
  color: var(--text-dim);
  font-style: normal;
}

.legacy-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-top: 40px;
}

.legacy-item {
  padding: 24px 16px;
  border: 1px solid var(--glass-border);
  background: var(--bg-card);
  backdrop-filter: blur(8px);
  transition: all var(--transition-fast);
}

.legacy-item:hover {
  border-color: rgba(0, 234, 255, 0.3);
  box-shadow: var(--glow-cyan);
  transform: translateY(-4px);
}

.legacy-icon {
  width: 40px;
  height: 40px;
  margin: 0 auto 12px;
  border-radius: 50%;
  border: 2px solid var(--accent-cyan);
  position: relative;
}

.arc-icon::before {
  content: '';
  position: absolute;
  inset: 6px;
  border-radius: 50%;
  background: radial-gradient(circle at 35% 35%, var(--accent-cyan), var(--accent-blue));
  box-shadow: 0 0 10px rgba(0, 234, 255, 0.4);
}

.shield-icon::before,
.shield-icon::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

.shield-icon::before {
  width: 20px;
  height: 24px;
  border: 2px solid var(--accent-cyan);
  border-radius: 50% 50% 50% 50% / 40% 40% 60% 60%;
  clip-path: polygon(50% 0%, 100% 25%, 100% 75%, 50% 100%, 0% 75%, 0% 25%);
}

.mentor-icon::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 16px;
  height: 16px;
  border: 2px solid var(--accent-cyan);
  border-radius: 50%;
}

.mentor-icon::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 6px;
  height: 6px;
  background: var(--accent-cyan);
  border-radius: 50%;
  box-shadow: 0 0 6px var(--accent-cyan);
}

.sacrifice-icon::before {
  content: '★';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  color: var(--accent-cyan);
  font-size: 1.2rem;
}

.legacy-item h3 {
  font-family: var(--font-display);
  font-size: 0.85rem;
  letter-spacing: 2px;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.legacy-item p {
  font-size: 0.85rem;
  color: var(--text-dim);
  line-height: 1.5;
}

/* ---------- FOOTER ---------- */
.hud-footer {
  padding: 20px 30px;
  border-top: 1px solid var(--glass-border);
  position: relative;
  z-index: 1;
}

.footer-line {
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent-cyan), transparent);
  margin-bottom: 16px;
  opacity: 0.3;
}

.footer-content {
  display: flex;
  justify-content: space-between;
  font-family: var(--font-display);
  font-size: 0.65rem;
  letter-spacing: 3px;
  color: var(--text-dim);
}

.footer-status {
  color: var(--accent-green);
}

/* ---------- GLITCH EFFECTS ---------- */
.glitch-text {
  position: relative;
  display: inline-block;
}

.glitch-text::before,
.glitch-text::after {
  content: attr(data-text);
  position: absolute;
  inset: 0;
  opacity: 0;
  pointer-events: none;
}

.glitch-active .glitch-text::before {
  content: attr(data-text);
  position: absolute;
  inset: 0;
  color: var(--accent-red);
  animation: glitch-1 0.3s ease-in-out infinite;
  clip-path: polygon(0 0, 100% 0, 100% 45%, 0 45%);
  opacity: 0.8;
}

.glitch-active .glitch-text::after {
  content: attr(data-text);
  position: absolute;
  inset: 0;
  color: var(--accent-cyan);
  animation: glitch-2 0.3s ease-in-out infinite;
  clip-path: polygon(0 55%, 100% 55%, 100% 100%, 0 100%);
  opacity: 0.8;
}

@keyframes glitch-1 {
  0% { transform: translate(0); }
  25% { transform: translate(-3px, 2px); }
  50% { transform: translate(2px, -1px); }
  75% { transform: translate(-1px, 3px); }
  100% { transform: translate(0); }
}

@keyframes glitch-2 {
  0% { transform: translate(0); }
  25% { transform: translate(2px, -2px); }
  50% { transform: translate(-3px, 1px); }
  75% { transform: translate(1px, -3px); }
  100% { transform: translate(0); }
}

/* ---------- RESPONSIVE ---------- */
@media (max-width: 1024px) {
  .hero-title .title-line {
    font-size: 2.5rem;
    letter-spacing: 4px;
  }

  .title-line.highlight {
    font-size: 1.5rem;
  }

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

  .legacy-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .nav-links {
    display: none;
  }
}

@media (max-width: 768px) {
  .section {
    padding: 80px 16px 40px;
  }

  .section-title {
    font-size: 1.4rem;
    letter-spacing: 3px;
  }

  .hero-title .title-line {
    font-size: 1.8rem;
    letter-spacing: 3px;
  }

  .title-line.highlight {
    font-size: 1.2rem;
  }

  .hero-subtitle {
    font-size: 0.95rem;
  }

  .hero-stats {
    gap: 24px;
  }

  .stat-number {
    font-size: 1.8rem;
  }

  .hud-container {
    width: 350px;
    height: 350px;
  }

  .about-content,
  .hulkbuster-content,
  .veronica-content {
    grid-template-columns: 1fr;
    gap: 30px;
  }

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

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

  .armor-mark {
    font-size: 0.9rem;
    min-width: 80px;
  }

  .ultron-data {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .nav-brand span {
    display: none;
  }

  .hero-badge {
    font-size: 0.55rem;
    letter-spacing: 2px;
  }

  .legacy-quote blockquote {
    font-size: 1.4rem;
  }

  .ultron-warning {
    letter-spacing: 3px;
  }
}

@media (max-width: 480px) {
  .hero-title .title-line {
    font-size: 1.3rem;
    letter-spacing: 2px;
  }

  .title-line.highlight {
    font-size: 0.9rem;
  }

  .hud-container {
    width: 250px;
    height: 250px;
  }

  .hero-stats {
    flex-direction: column;
    gap: 16px;
  }

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

  .ultron-data {
    grid-template-columns: 1fr;
  }

  .armor-header {
    padding: 14px 16px;
    flex-wrap: wrap;
  }

  .armor-mark {
    font-size: 0.8rem;
    min-width: 60px;
  }

  .armor-year {
    font-size: 0.65rem;
  }
}