/* ============================================
   ABHILASH PORTFOLIO - DARK HACKER THEME
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Share+Tech+Mono&family=Orbitron:wght@400;700;900&family=Rajdhani:wght@300;400;500;600;700&display=swap');

:root {
  --green: #00ff41;
  --green-dim: #00cc33;
  --green-dark: #003311;
  --green-glow: rgba(0, 255, 65, 0.4);
  --bg-primary: #0a0a0a;
  --bg-secondary: #0d0d0d;
  --bg-card: #111111;
  --bg-terminal: #0c0c0c;
  --cyan: #00ffff;
  --red: #ff003c;
  --yellow: #ffff00;
  --orange: #ff6600;
  --purple: #9d00ff;
  --text-primary: #e0ffe0;
  --text-dim: #669966;
  --border: #1a3a1a;
  --border-glow: rgba(0,255,65,0.3);
  --scanline-opacity: 0.04;
  --font-mono: 'Share Tech Mono', monospace;
  --font-display: 'Orbitron', monospace;
  --font-body: 'Rajdhani', sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  background: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-body);
  overflow-x: hidden;
  cursor: default;
}

/* ===== SCANLINE EFFECT ===== */
body::before {
  content: '';
  position: fixed;
  top: 0; left: 0;
  width: 100%; height: 100%;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(0, 255, 65, var(--scanline-opacity)) 2px,
    rgba(0, 255, 65, var(--scanline-opacity)) 4px
  );
  pointer-events: none;
  z-index: 9998;
  animation: scanMove 8s linear infinite;
}

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

/* ===== CRT VIGNETTE ===== */
body::after {
  content: '';
  position: fixed;
  top: 0; left: 0;
  width: 100%; height: 100%;
  background: radial-gradient(ellipse at center, transparent 60%, rgba(0,0,0,0.7) 100%);
  pointer-events: none;
  z-index: 9997;
}

/* ===== NOISE OVERLAY ===== */
.noise {
  position: fixed;
  top: 0; left: 0;
  width: 100%; height: 100%;
  pointer-events: none;
  z-index: 9996;
  opacity: 0.02;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
}

/* ===== NAVBAR ===== */
nav {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(10, 10, 10, 0.95);
  border-bottom: 1px solid var(--border-glow);
  backdrop-filter: blur(10px);
}

.nav-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 65px;
}

.nav-logo {
  font-family: var(--font-display);
  font-size: 1.2rem;
  color: var(--green);
  text-decoration: none;
  letter-spacing: 3px;
  text-shadow: 0 0 20px var(--green-glow);
  display: flex;
  align-items: center;
  gap: 10px;
}

.nav-logo::before {
  content: '> ';
  color: var(--green-dim);
  animation: blink 1s step-end infinite;
}

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

.nav-links {
  display: flex;
  gap: 0.5rem;
  list-style: none;
  align-items: center;
}

.nav-links a {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-dim);
  text-decoration: none;
  padding: 6px 14px;
  border: 1px solid transparent;
  letter-spacing: 1px;
  transition: all 0.3s ease;
  position: relative;
}

.nav-links a::before {
  content: './';
  color: var(--green-dim);
  font-size: 0.7rem;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--green);
  border-color: var(--border-glow);
  background: var(--green-dark);
  text-shadow: 0 0 10px var(--green-glow);
  box-shadow: 0 0 15px rgba(0, 255, 65, 0.1);
}

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

.hamburger span {
  width: 25px;
  height: 2px;
  background: var(--green);
  transition: all 0.3s;
  box-shadow: 0 0 8px var(--green-glow);
}

/* ===== PAGE WRAPPER ===== */
.page-wrapper {
  padding-top: 65px;
  min-height: 100vh;
}

/* ===== SECTION TITLES ===== */
.section-header {
  text-align: center;
  margin-bottom: 3rem;
}

.section-label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--green-dim);
  letter-spacing: 4px;
  text-transform: uppercase;
  margin-bottom: 0.5rem;
  opacity: 0.8;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 4vw, 2.5rem);
  color: var(--green);
  text-shadow: 0 0 30px var(--green-glow);
  letter-spacing: 3px;
  margin-bottom: 0.5rem;
}

.section-subtitle {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--text-dim);
  max-width: 600px;
  margin: 0 auto;
}

.section-line {
  width: 120px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--green), transparent);
  margin: 1rem auto;
  box-shadow: 0 0 15px var(--green-glow);
}

/* ===== CARDS ===== */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 1.5rem;
  transition: all 0.35s ease;
  position: relative;
  overflow: hidden;
}

.card::before {
  content: '';
  position: absolute;
  top: 0; left: -100%;
  width: 100%; height: 1px;
  background: linear-gradient(90deg, transparent, var(--green), transparent);
  transition: left 0.5s ease;
}

.card:hover::before {
  left: 100%;
}

.card:hover {
  border-color: var(--border-glow);
  box-shadow: 0 0 30px rgba(0, 255, 65, 0.1), inset 0 0 30px rgba(0, 255, 65, 0.02);
  transform: translateY(-2px);
}

/* ===== GLITCH TEXT ===== */
.glitch {
  position: relative;
  animation: glitch 3s infinite;
}

.glitch::before,
.glitch::after {
  content: attr(data-text);
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
}

.glitch::before {
  color: var(--cyan);
  animation: glitch-top 3s infinite;
  clip-path: polygon(0 0, 100% 0, 100% 33%, 0 33%);
}

.glitch::after {
  color: var(--red);
  animation: glitch-bottom 3s infinite;
  clip-path: polygon(0 66%, 100% 66%, 100% 100%, 0 100%);
}

@keyframes glitch {
  0%, 90%, 100% { transform: translate(0); }
  91% { transform: translate(-2px, 1px); }
  92% { transform: translate(2px, -1px); }
  93% { transform: translate(0); }
  94% { transform: translate(-1px, 2px); }
}

@keyframes glitch-top {
  0%, 90%, 100% { transform: translate(0); opacity: 0; }
  91% { transform: translate(-3px, 0); opacity: 0.8; }
  93% { transform: translate(3px, 0); opacity: 0.8; }
  95% { opacity: 0; }
}

@keyframes glitch-bottom {
  0%, 92%, 100% { transform: translate(0); opacity: 0; }
  93% { transform: translate(3px, 0); opacity: 0.8; }
  95% { transform: translate(-3px, 0); opacity: 0.8; }
  97% { opacity: 0; }
}

/* ===== STATUS BADGE ===== */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  padding: 3px 10px;
  border-radius: 2px;
  letter-spacing: 1px;
  text-transform: uppercase;
}

.badge-green {
  background: rgba(0, 255, 65, 0.1);
  border: 1px solid rgba(0, 255, 65, 0.4);
  color: var(--green);
}

.badge-yellow {
  background: rgba(255, 255, 0, 0.1);
  border: 1px solid rgba(255, 255, 0, 0.4);
  color: var(--yellow);
}

.badge-blue {
  background: rgba(0, 120, 255, 0.1);
  border: 1px solid rgba(0, 120, 255, 0.4);
  color: #4488ff;
}

.badge-red {
  background: rgba(255, 0, 60, 0.1);
  border: 1px solid rgba(255, 0, 60, 0.4);
  color: var(--red);
}

.badge-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: currentColor;
  animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; box-shadow: 0 0 0 0 currentColor; }
  50% { opacity: 0.6; box-shadow: 0 0 0 4px transparent; }
}

/* ===== BUTTONS ===== */
.btn {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  padding: 10px 24px;
  border: 1px solid var(--green);
  background: transparent;
  color: var(--green);
  cursor: pointer;
  letter-spacing: 2px;
  text-transform: uppercase;
  transition: all 0.3s;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.btn:hover {
  background: var(--green);
  color: #000;
  box-shadow: 0 0 25px var(--green-glow);
}

.btn-outline-cyan {
  border-color: var(--cyan);
  color: var(--cyan);
}

.btn-outline-cyan:hover {
  background: var(--cyan);
  color: #000;
  box-shadow: 0 0 25px rgba(0, 255, 255, 0.4);
}

/* ===== TAG CHIPS ===== */
.tag {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  padding: 2px 8px;
  border: 1px solid rgba(0, 255, 65, 0.2);
  color: var(--green-dim);
  border-radius: 2px;
  letter-spacing: 0.5px;
}

/* ===== PROGRESS BAR ===== */
.progress-bar {
  height: 4px;
  background: var(--border);
  border-radius: 2px;
  overflow: hidden;
  margin-top: 8px;
}

.progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--green), var(--cyan));
  box-shadow: 0 0 8px var(--green-glow);
  border-radius: 2px;
  transition: width 1.5s ease;
  width: 0;
}

/* ===== TIMELINE ===== */
.timeline {
  position: relative;
  padding: 1rem 0;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 20px;
  top: 0; bottom: 0;
  width: 1px;
  background: linear-gradient(180deg, transparent, var(--green), transparent);
  box-shadow: 0 0 8px var(--green-glow);
}

.timeline-item {
  position: relative;
  padding-left: 60px;
  margin-bottom: 2rem;
}

.timeline-dot {
  position: absolute;
  left: 12px;
  top: 6px;
  width: 17px; height: 17px;
  border: 2px solid var(--green);
  background: var(--bg-primary);
  border-radius: 50%;
  box-shadow: 0 0 12px var(--green-glow);
  display: flex;
  align-items: center;
  justify-content: center;
}

.timeline-dot::after {
  content: '';
  width: 5px; height: 5px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 6px var(--green-glow);
}

.timeline-date {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--green-dim);
  letter-spacing: 2px;
  margin-bottom: 0.4rem;
}

.timeline-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-left: 3px solid var(--green);
  padding: 1rem 1.2rem;
  border-radius: 0 4px 4px 0;
  transition: all 0.3s;
}

.timeline-card:hover {
  border-left-color: var(--cyan);
  box-shadow: 0 0 20px rgba(0, 255, 65, 0.1);
  transform: translateX(4px);
}

.timeline-title {
  font-family: var(--font-display);
  font-size: 0.9rem;
  color: var(--green);
  letter-spacing: 2px;
  margin-bottom: 0.4rem;
}

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

/* ===== GRID LAYOUTS ===== */
.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

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

.grid-auto {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.5rem;
}

/* ===== SECTION ===== */
.section {
  padding: 5rem 2rem;
  max-width: 1400px;
  margin: 0 auto;
}

/* ===== FOOTER ===== */
footer {
  border-top: 1px solid var(--border);
  padding: 2rem;
  text-align: center;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-dim);
}

footer .footer-logo {
  font-family: var(--font-display);
  color: var(--green);
  font-size: 1rem;
  letter-spacing: 3px;
  margin-bottom: 0.5rem;
  display: block;
  text-shadow: 0 0 15px var(--green-glow);
}

.footer-links {
  display: flex;
  justify-content: center;
  gap: 1.5rem;
  margin: 1rem 0;
  list-style: none;
}

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

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

/* ===== SCROLLBAR ===== */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-secondary); }
::-webkit-scrollbar-thumb { background: var(--green-dark); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--green-dim); }

/* ===== ANIMATIONS ===== */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeInLeft {
  from { opacity: 0; transform: translateX(-30px); }
  to { opacity: 1; transform: translateX(0); }
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

@keyframes glow-pulse {
  0%, 100% { box-shadow: 0 0 10px var(--green-glow); }
  50% { box-shadow: 0 0 30px var(--green-glow), 0 0 60px rgba(0,255,65,0.2); }
}

.animate-fadeInUp { animation: fadeInUp 0.7s ease forwards; }
.animate-fadeInLeft { animation: fadeInLeft 0.7s ease forwards; }
.animate-float { animation: float 4s ease-in-out infinite; }

/* ===== UTILITY ===== */
.text-green { color: var(--green); }
.text-cyan { color: var(--cyan); }
.text-yellow { color: var(--yellow); }
.text-red { color: var(--red); }
.text-dim { color: var(--text-dim); }
.mono { font-family: var(--font-mono); }
.display { font-family: var(--font-display); }
.text-center { text-align: center; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.flex { display: flex; }
.flex-wrap { flex-wrap: wrap; }
.items-center { align-items: center; }
.gap-1 { gap: 0.5rem; }
.gap-2 { gap: 1rem; }

/* ===== PAGE HERO ===== */
.page-hero {
  padding: 6rem 2rem 3rem;
  text-align: center;
  position: relative;
}

.page-hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 6vw, 3.5rem);
  color: var(--green);
  text-shadow: 0 0 40px var(--green-glow);
  letter-spacing: 5px;
  margin-bottom: 1rem;
}

.page-hero p {
  font-family: var(--font-mono);
  font-size: 0.9rem;
  color: var(--text-dim);
  max-width: 600px;
  margin: 0 auto;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
  .grid-2, .grid-3 { grid-template-columns: 1fr; }
  .grid-auto { grid-template-columns: 1fr; }

  .hamburger { display: flex; }

  .nav-links {
    display: none;
    position: absolute;
    top: 65px; left: 0;
    width: 100%;
    background: rgba(10,10,10,0.98);
    flex-direction: column;
    padding: 1rem;
    border-bottom: 1px solid var(--border-glow);
    gap: 0.5rem;
  }

  .nav-links.open { display: flex; }
  .nav-links a { font-size: 0.85rem; }

  .section { padding: 3rem 1rem; }

  .timeline::before { left: 14px; }
  .timeline-item { padding-left: 45px; }
  .timeline-dot { left: 6px; }
}