:root {
  --bg-color: #07070f;
  --bg-card: rgba(10, 10, 25, 0.45);
  --border-glass: rgba(255, 255, 255, 0.07);
  --neon-green: #00ff72;
  --neon-purple: #9d4edd;
  --neon-blue: #00b4d8;
  --text-primary: #f8f9fa;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --font-body: 'Inter', sans-serif;
  --font-header: 'Orbitron', sans-serif;
  --font-mono: 'Share Tech Mono', monospace;
  --glow-intensity: 0 0 15px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  background-color: var(--bg-color);
  color: var(--text-primary);
  font-family: var(--font-body);
  overflow-x: hidden;
  position: relative;
  min-height: 100vh;
}

/* Grid Background */
.grid-background {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: 
    linear-gradient(rgba(255, 255, 255, 0.015) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.015) 1px, transparent 1px);
  background-size: 40px 40px;
  background-position: center;
  z-index: -10;
  pointer-events: none;
}

.grid-background::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle at 50% 50%, transparent 20%, var(--bg-color) 80%);
}

/* Glowing background blur spots */
.glow-accent {
  position: fixed;
  width: 40vw;
  height: 40vw;
  border-radius: 50%;
  filter: blur(150px);
  z-index: -9;
  pointer-events: none;
  opacity: 0.12;
}

.glow-accent.blue {
  top: -10%;
  left: 10%;
  background: var(--neon-blue);
}

.glow-accent.purple {
  bottom: 10%;
  right: 10%;
  background: var(--neon-purple);
}

/* Glassmorphism Panel base */
.glass-panel {
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border-glass);
  border-radius: 12px;
  box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
  transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
}

/* Header & Nav */
.glass-nav {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 100;
  background: rgba(7, 7, 15, 0.7);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-glass);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 1.25rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-family: var(--font-header);
  font-weight: 900;
  font-size: 1.35rem;
  letter-spacing: 2px;
  display: flex;
  align-items: center;
}

.logo-bracket {
  color: var(--neon-green);
  font-weight: 400;
}

.logo-text {
  background: linear-gradient(90deg, #fff, var(--text-secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  padding: 0 4px;
}

.system-status {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 1px;
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--neon-green);
  box-shadow: 0 0 8px var(--neon-green);
}

.status-dot.pulsing {
  animation: pulse 2s infinite alternate;
}

.status-text {
  color: var(--neon-green);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.nav-links a {
  color: var(--text-secondary);
  text-decoration: none;
  font-family: var(--font-header);
  font-size: 0.85rem;
  letter-spacing: 1px;
  transition: color 0.2s ease;
}

.nav-links a:hover {
  color: var(--neon-green);
}

.github-link {
  display: flex;
  align-items: center;
  gap: 6px;
  border: 1px solid rgba(255, 255, 255, 0.15);
  padding: 0.4rem 0.8rem;
  border-radius: 6px;
  transition: all 0.2s ease !important;
}

.github-link:hover {
  border-color: var(--neon-green);
  color: var(--neon-green) !important;
  box-shadow: 0 0 10px rgba(0, 255, 114, 0.2);
}

/* Wrapper */
.content-wrapper {
  max-width: 1200px;
  margin: 0 auto;
  padding: 8rem 2rem 4rem 2rem;
}

/* Hero Section */
.hero-section {
  position: relative;
  text-align: center;
  padding: 3rem 0;
  margin-bottom: 4rem;
}

.hero-glow {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 60%;
  height: 120px;
  background: radial-gradient(ellipse, rgba(157, 78, 221, 0.15), transparent 60%);
  z-index: -1;
  pointer-events: none;
}

.hero-title {
  font-family: var(--font-header);
  font-weight: 900;
  font-size: 3rem;
  letter-spacing: -1px;
  line-height: 1.15;
  margin-bottom: 1.5rem;
  background: linear-gradient(135deg, #ffffff 30%, #a1a1aa 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  font-size: 1.15rem;
  color: var(--text-secondary);
  max-width: 700px;
  margin: 0 auto 3rem auto;
  line-height: 1.6;
}

.hero-stats-bar {
  display: inline-flex;
  padding: 1rem 3rem;
  gap: 2.5rem;
  align-items: center;
}

.stat-item {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.stat-label {
  font-size: 0.7rem;
  font-family: var(--font-header);
  color: var(--text-muted);
  letter-spacing: 1px;
  margin-bottom: 4px;
}

.stat-value {
  font-size: 1.25rem;
  font-family: var(--font-header);
  font-weight: 700;
}

.stat-divider {
  width: 1px;
  height: 24px;
  background-color: var(--border-glass);
}

/* Terminal Section */
.console-section {
  margin-bottom: 5rem;
}

.section-header {
  margin-bottom: 2rem;
}

.section-tag {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--neon-purple);
  letter-spacing: 2px;
  display: block;
  margin-bottom: 6px;
}

.section-header h2 {
  font-family: var(--font-header);
  font-size: 1.75rem;
  font-weight: 700;
  letter-spacing: -0.5px;
}

.terminal-container {
  display: flex;
  flex-direction: column;
  height: 380px;
  border-color: rgba(157, 78, 221, 0.2);
}

.terminal-container:focus-within {
  border-color: var(--neon-purple);
  box-shadow: 0 0 15px rgba(157, 78, 221, 0.15);
}

.terminal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--border-glass);
  background-color: rgba(5, 5, 10, 0.4);
}

.terminal-dots {
  display: flex;
  gap: 6px;
}

.terminal-dots .dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  display: inline-block;
}

.terminal-dots .dot.red { background-color: #ef4444; }
.terminal-dots .dot.yellow { background-color: #f59e0b; }
.terminal-dots .dot.green { background-color: #10b981; }

.terminal-title {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
}

.terminal-badge {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  border: 1px solid rgba(157, 78, 221, 0.3);
  color: var(--neon-purple);
  padding: 2px 6px;
  border-radius: 4px;
}

.terminal-body {
  flex-grow: 1;
  padding: 1.25rem;
  overflow-y: auto;
  font-family: var(--font-mono);
  font-size: 0.9rem;
  line-height: 1.5;
  color: #c7d2fe;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.terminal-line.system-msg {
  color: var(--text-muted);
}

.cmd-highlight {
  color: var(--neon-green);
}

.terminal-input-row {
  display: flex;
  align-items: center;
  gap: 8px;
}

.terminal-prompt {
  color: var(--neon-purple);
  white-space: nowrap;
}

#terminal-input {
  background: transparent;
  border: none;
  outline: none;
  color: var(--text-primary);
  font-family: var(--font-mono);
  font-size: 0.9rem;
  flex-grow: 1;
}

/* Projects Section */
.projects-section {
  margin-bottom: 5rem;
}

.portfolio-group {
  margin-bottom: 4rem;
}

.group-title {
  font-family: var(--font-header);
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
  display: flex;
  align-items: center;
  gap: 10px;
}

.badge {
  font-size: 0.65rem;
  padding: 3px 8px;
  border-radius: 4px;
  font-family: var(--font-mono);
  letter-spacing: 1px;
}

.badge.public {
  background: rgba(0, 255, 114, 0.15);
  color: var(--neon-green);
  border: 1px solid var(--neon-green);
}

.badge.private {
  background: rgba(157, 78, 221, 0.15);
  color: var(--neon-purple);
  border: 1px solid var(--neon-purple);
}

.project-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(360px, 1fr));
  gap: 1.5rem;
}

.project-card {
  position: relative;
  overflow: hidden;
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  height: 100%;
}

.project-card:hover {
  transform: translateY(-4px);
  border-color: rgba(255, 255, 255, 0.15);
  box-shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.5);
}

.card-glow {
  position: absolute;
  top: -20px;
  right: -20px;
  width: 80px;
  height: 80px;
  border-radius: 50%;
  filter: blur(25px);
  opacity: 0.15;
  pointer-events: none;
}

.card-glow.green { background: var(--neon-green); }
.card-glow.purple { background: var(--neon-purple); }
.card-glow.blue { background: var(--neon-blue); }

.card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.25rem;
}

.project-icon {
  font-size: 1.5rem;
}

.version-tag {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-muted);
  background-color: rgba(255, 255, 255, 0.05);
  padding: 2px 6px;
  border-radius: 4px;
}

.card-content {
  flex-grow: 1;
}

.project-card h3 {
  font-family: var(--font-header);
  font-size: 1.25rem;
  margin-bottom: 0.75rem;
  font-weight: 700;
  letter-spacing: -0.2px;
}

.project-desc {
  color: var(--text-secondary);
  font-size: 0.88rem;
  line-height: 1.6;
  margin-bottom: 1.5rem;
}

.tech-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 1.5rem;
}

.tech-tags span {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--text-secondary);
  background-color: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.05);
  padding: 2px 8px;
  border-radius: 4px;
}

.card-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 1rem;
  border-top: 1px solid var(--border-glass);
  margin-top: auto;
}

.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
}

.status-badge.green { color: var(--neon-green); }
.status-badge.green .status-dot { background-color: var(--neon-green); box-shadow: 0 0 6px var(--neon-green); }

.status-badge.purple { color: var(--neon-purple); }
.status-badge.purple .status-dot { background-color: var(--neon-purple); box-shadow: 0 0 6px var(--neon-purple); }

.card-btn {
  font-family: var(--font-header);
  font-weight: 700;
  font-size: 0.78rem;
  color: var(--text-primary);
  text-decoration: none;
  letter-spacing: 0.5px;
  transition: color 0.2s ease;
}

.card-btn:hover {
  color: var(--neon-green);
}

.private-tag {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-muted);
}

/* Roadmap Section */
.roadmap-section {
  padding: 2rem;
  margin-bottom: 4rem;
  border-color: rgba(0, 180, 216, 0.2);
}

.roadmap-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: 2.5rem;
  flex-wrap: wrap;
  gap: 1rem;
}

.roadmap-header h2 {
  font-family: var(--font-header);
  font-size: 1.5rem;
  font-weight: 700;
}

.roadmap-link {
  color: var(--neon-blue);
  text-decoration: none;
  font-family: var(--font-header);
  font-weight: 700;
  font-size: 0.85rem;
  transition: all 0.2s ease;
}

.roadmap-link:hover {
  color: #fff;
  text-shadow: 0 0 8px rgba(0, 180, 216, 0.6);
}

.roadmap-timeline {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.roadmap-timeline::before {
  content: "";
  position: absolute;
  left: 15px;
  top: 10px;
  bottom: 10px;
  width: 2px;
  background-color: var(--border-glass);
}

.roadmap-milestone {
  position: relative;
  padding-left: 3rem;
}

.milestone-dot {
  position: absolute;
  left: 6px;
  top: 6px;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background-color: var(--bg-color);
  border: 4px solid var(--text-muted);
  z-index: 2;
}

.milestone-content h4 {
  font-family: var(--font-header);
  font-size: 1rem;
  margin-bottom: 0.25rem;
}

.milestone-content p {
  color: var(--text-secondary);
  font-size: 0.85rem;
  line-height: 1.5;
  margin-bottom: 0.5rem;
}

.milestone-date {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 1px;
  display: block;
}

.roadmap-milestone.completed .milestone-dot {
  border-color: var(--neon-green);
  background-color: var(--neon-green);
  box-shadow: 0 0 10px rgba(0, 255, 114, 0.4);
}

.roadmap-milestone.completed .milestone-content h4 {
  color: var(--neon-green);
}

.roadmap-milestone.current .milestone-dot {
  border-color: var(--neon-blue);
  box-shadow: 0 0 10px rgba(0, 180, 216, 0.4);
  animation: pulse 1.5s infinite alternate;
}

.roadmap-milestone.current .milestone-content h4 {
  color: var(--neon-blue);
}

.roadmap-milestone.pending .milestone-dot {
  border-color: var(--text-muted);
}

.roadmap-milestone.pending .milestone-content h4 {
  color: var(--text-secondary);
}

.milestone-date {
  color: var(--text-muted);
}

.roadmap-milestone.completed .milestone-date {
  color: var(--neon-green);
}

.roadmap-milestone.current .milestone-date {
  color: var(--neon-blue);
}

/* Footer */
.system-footer {
  border-top: 1px solid var(--border-glass);
  background-color: rgba(5, 5, 10, 0.8);
  padding: 2rem 0;
}

.footer-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
}

.footer-meta {
  display: flex;
  align-items: center;
  gap: 10px;
}

.footer-meta a {
  color: var(--neon-green);
  text-decoration: none;
}

.separator {
  color: var(--border-glass);
}

/* Text glow utilities */
.text-glow-green {
  color: var(--neon-green);
  text-shadow: 0 0 8px rgba(0, 255, 114, 0.4);
}

.text-glow-purple {
  color: var(--neon-purple);
  text-shadow: 0 0 8px rgba(157, 78, 221, 0.4);
}

/* Animations */
@keyframes pulse {
  0% {
    transform: scale(0.9);
    box-shadow: 0 0 4px currentColor;
    opacity: 0.8;
  }
  100% {
    transform: scale(1.1);
    box-shadow: 0 0 10px currentColor;
    opacity: 1;
  }
}

@keyframes glitch {
  0% {
    text-shadow: 2px -2px 0 rgba(0,255,114,0.3), -2px 2px 0 rgba(157,78,221,0.3);
  }
  50% {
    text-shadow: -2px 2px 0 rgba(0,255,114,0.3), 2px -2px 0 rgba(157,78,221,0.3);
  }
  100% {
    text-shadow: 2px 2px 0 rgba(0,255,114,0.3), -2px -2px 0 rgba(157,78,221,0.3);
  }
}

.animate-glitch {
  animation: glitch 3s infinite ease-in-out;
}

/* B-I-O-S Easter Egg Overlay & CRT effects */
#bios-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-color: #000000;
  z-index: 10000;
  display: flex;
  flex-direction: column;
  padding: 2.5rem;
  font-family: var(--font-mono);
  font-size: 0.95rem;
  color: var(--neon-green);
  overflow-y: auto;
}

#bios-overlay.hidden {
  display: none !important;
}

/* CRT scanlines & screen curves */
.crt-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(rgba(18, 16, 16, 0) 50%, rgba(0, 0, 0, 0.25) 50%), linear-gradient(90deg, rgba(255, 0, 0, 0.06), rgba(0, 255, 0, 0.02), rgba(0, 0, 255, 0.06));
  background-size: 100% 4px, 6px 100%;
  z-index: 2;
  pointer-events: none;
  animation: scanRoll 12s linear infinite;
}

@keyframes scanRoll {
  0% { background-position: 0 0; }
  100% { background-position: 0 100%; }
}

.bios-content {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  height: 100%;
  max-width: 1000px;
  margin: 0 auto;
  width: 100%;
}

.bios-log-container {
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.bios-close-msg {
  padding-top: 2rem;
  border-top: 1px solid rgba(0, 255, 114, 0.2);
  margin-top: 2rem;
  color: var(--neon-green);
  font-weight: 700;
  text-align: center;
  animation: flash 1.2s infinite alternate;
}

@keyframes flash {
  0% { opacity: 0.3; }
  100% { opacity: 1; }
}

.bios-warn {
  color: var(--neon-purple);
}

.bios-accent {
  color: #fff;
  text-shadow: 0 0 5px var(--neon-green);
}

/* Responsive Design */
@media (max-width: 900px) {
  .hero-title {
    font-size: 2.25rem;
  }
  .nav-container {
    padding: 1rem;
  }
  .system-status {
    display: none;
  }
  .nav-links {
    gap: 1rem;
  }
}

@media (max-width: 768px) {
  .project-grid {
    grid-template-columns: 1fr;
  }
  .hero-stats-bar {
    flex-direction: column;
    padding: 1.5rem;
    gap: 1rem;
    width: 100%;
  }
  .stat-divider {
    width: 80%;
    height: 1px;
  }
  .footer-container {
    flex-direction: column;
    text-align: center;
    gap: 1.2rem;
  }
}