/* ── Reset & Base ───────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg:      #03050a;
  --surface: #080c14;
  --card:    #0b1020;
  --border:  #1a2035;
  --accent:  #6366f1;
  --accent2: #818cf8;
  --green:   #00ffa3;
  --amber:   #f59e0b;
  --pink:    #ec4899;
  --blue:    #3b82f6;
  --text:    #e2e8f0;
  --muted:   #64748b;
  --dim:     #334155;
  --mono:    'JetBrains Mono', 'Fira Code', monospace;
  --sans:    'Inter', system-ui, sans-serif;
}

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  overflow-x: hidden;
  line-height: 1.6;
}

a { color: inherit; text-decoration: none; }
::selection { background: #6366f133; color: var(--accent2); }

/* ── Scrollbar ──────────────────────────────────────────────────── */
::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--accent); border-radius: 2px; }

/* ═══════════════════════════════════════════════════════════════════
   GRID SCAN BACKGROUND  (inspired by ReactBits GridScan)
   A CSS grid + moving scan-line overlay
   ═══════════════════════════════════════════════════════════════════ */
#grid-scan-bg {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
}

/* the grid lines */
#grid-scan-bg::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(99,102,241,.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(99,102,241,.06) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse 90% 80% at 50% 0%, black 40%, transparent 100%);
}

/* horizontal scan beam */
#grid-scan-bg::after {
  content: '';
  position: absolute;
  left: 0; right: 0;
  height: 120px;
  background: linear-gradient(
    180deg,
    transparent 0%,
    rgba(99,102,241,.03) 30%,
    rgba(99,102,241,.12) 50%,
    rgba(99,102,241,.03) 70%,
    transparent 100%
  );
  animation: gridScan 8s linear infinite;
}

@keyframes gridScan {
  0%   { top: -120px; }
  100% { top: 100vh; }
}

/* vertical scan beam */
.grid-scan-v {
  position: fixed;
  top: 0; bottom: 0;
  width: 120px;
  background: linear-gradient(
    90deg,
    transparent 0%,
    rgba(99,102,241,.04) 30%,
    rgba(99,102,241,.10) 50%,
    rgba(99,102,241,.04) 70%,
    transparent 100%
  );
  animation: gridScanV 12s linear infinite;
  pointer-events: none;
  z-index: 0;
}

@keyframes gridScanV {
  0%   { left: -120px; }
  100% { left: 100vw; }
}

/* ── Noise texture overlay ──────────────────────────────────────── */
.noise-overlay {
  position: fixed;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  opacity: .025;
  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");
  background-size: 200px 200px;
}

/* ── Aurora glow blobs ──────────────────────────────────────────── */
.aurora {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
}
.aurora-blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: .12;
  animation: auroraFloat 20s ease-in-out infinite alternate;
}
.aurora-blob:nth-child(1) {
  width: 600px; height: 400px;
  background: radial-gradient(circle, #6366f1, transparent 70%);
  top: -100px; left: -100px;
  animation-duration: 18s;
}
.aurora-blob:nth-child(2) {
  width: 500px; height: 500px;
  background: radial-gradient(circle, #818cf8, transparent 70%);
  top: 40%; right: -150px;
  animation-duration: 24s;
  animation-delay: -8s;
}
.aurora-blob:nth-child(3) {
  width: 400px; height: 300px;
  background: radial-gradient(circle, #00ffa3, transparent 70%);
  bottom: 10%; left: 30%;
  opacity: .07;
  animation-duration: 30s;
  animation-delay: -15s;
}

@keyframes auroraFloat {
  0%   { transform: translate(0,0) scale(1); }
  33%  { transform: translate(40px,-30px) scale(1.05); }
  66%  { transform: translate(-20px, 20px) scale(.95); }
  100% { transform: translate(30px, 40px) scale(1.08); }
}

/* ══════════════════════════════════════════════════════════════════
   LAYOUT
   ══════════════════════════════════════════════════════════════════ */
.page-wrap { position: relative; z-index: 2; }
.container  { max-width: 1100px; margin: 0 auto; padding: 0 2rem; }
.section    { padding: 90px 0; }
.section + .section { border-top: 1px solid var(--border); }

/* ── Navbar ─────────────────────────────────────────────────────── */
#navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  height: 58px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 2.5rem;
  background: rgba(3,5,10,.75);
  backdrop-filter: blur(16px) saturate(180%);
  border-bottom: 1px solid rgba(99,102,241,.15);
}

.nav-logo {
  font-family: var(--mono);
  font-size: 14px;
  letter-spacing: .05em;
}
.nav-logo .accent { color: var(--accent2); }
.nav-logo .dim    { color: var(--muted); }

.nav-links { display: flex; gap: 32px; }
.nav-links a {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--muted);
  letter-spacing: .08em;
  text-transform: uppercase;
  transition: color .2s;
  position: relative;
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px; left: 0; right: 0;
  height: 1px;
  background: var(--accent);
  transform: scaleX(0);
  transition: transform .2s;
}
.nav-links a:hover { color: var(--accent2); }
.nav-links a:hover::after { transform: scaleX(1); }

/* ── Hero ───────────────────────────────────────────────────────── */
#hero {
  min-height: calc(100vh - 58px);
  display: flex;
  align-items: center;
  position: relative;
  padding: 60px 0;
}

.hero-eyebrow {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--green);
  letter-spacing: .15em;
  text-transform: uppercase;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.hero-eyebrow::before {
  content: '';
  display: inline-block;
  width: 24px; height: 1px;
  background: var(--green);
}

.hero-name {
  font-size: 4rem;
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -.02em;
  margin-bottom: 8px;
}
.hero-name .word-ai { color: var(--accent2); }

/* Typewriter role */
.hero-role {
  font-family: var(--mono);
  font-size: clamp(1rem, 2.5vw, 1.25rem);
  color: var(--muted);
  margin-bottom: 24px;
  min-height: 2em;
}
.typewriter-cursor {
  display: inline-block;
  width: 2px;
  height: 1.1em;
  background: var(--accent);
  margin-left: 2px;
  vertical-align: middle;
  animation: blink .7s step-end infinite;
}
@keyframes blink { 50% { opacity: 0; } }

.hero-desc {
  font-size: 15px;
  color: var(--muted);
  max-width: 520px;
  line-height: 1.8;
  margin-bottom: 36px;
}

.hero-ctas { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 56px; }

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--accent);
  color: #fff;
  padding: 12px 28px;
  border-radius: 8px;
  font-weight: 600;
  font-size: 14px;
  transition: all .2s;
  position: relative;
  overflow: hidden;
}
.btn-primary::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,.1), transparent);
  opacity: 0;
  transition: opacity .2s;
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(99,102,241,.4); }
.btn-primary:hover::after { opacity: 1; }

.btn-ghost {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--muted);
  padding: 12px 28px;
  border-radius: 8px;
  border: 1px solid var(--border);
  font-size: 14px;
  transition: all .2s;
  background: transparent;
}
.btn-ghost:hover { color: var(--text); border-color: var(--dim); background: rgba(255,255,255,.03); }

/* hero stats */
.hero-stats {
  display: flex;
  gap: 40px;
  flex-wrap: wrap;
}
.stat-num {
  font-family: var(--mono);
  font-size: 2rem;
  font-weight: 700;
  line-height: 1;
  margin-bottom: 4px;
}
.stat-label { font-size: 12px; color: var(--muted); letter-spacing: .05em; }

/* status pill */
.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--mono);
  font-size: 11px;
  color: var(--green);
  background: rgba(0,255,163,.08);
  border: 1px solid rgba(0,255,163,.2);
  border-radius: 20px;
  padding: 4px 14px;
  margin-bottom: 20px;
}
.status-pill .dot {
  width: 6px; height: 6px;
  background: var(--green);
  border-radius: 50%;
  animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(0,255,163,.6); }
  50%       { box-shadow: 0 0 0 5px rgba(0,255,163,0); }
}

/* ── Section headings ───────────────────────────────────────────── */
.section-label {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--accent);
  letter-spacing: .2em;
  text-transform: uppercase;
  margin-bottom: 10px;
}
.section-title {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 700;
  color: var(--text);
  margin-bottom: 8px;
}
.section-sub { font-size: 14px; color: var(--muted); margin-bottom: 48px; }
.title-line {
  width: 48px; height: 2px;
  background: linear-gradient(90deg, var(--accent), transparent);
  border-radius: 1px;
  margin-bottom: 48px;
}

/* ══════════════════════════════════════════════════════════════════
   PROJECT CARDS
   ══════════════════════════════════════════════════════════════════ */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(480px, 1fr));
  gap: 20px;
}

.project-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 28px;
  position: relative;
  overflow: hidden;
  transition: border-color .25s, transform .25s, box-shadow .25s;
  cursor: default;
}
.project-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--card-accent, #6366f1), transparent);
  opacity: 0;
  transition: opacity .3s;
}
.project-card:hover {
  border-color: var(--card-accent, #6366f1);
  transform: translateY(-4px);
  box-shadow: 0 20px 40px rgba(0,0,0,.4), 0 0 0 1px var(--card-accent, #6366f1)22;
}
.project-card:hover::before { opacity: 1; }

/* accent bottom bar */
.card-accent-bar {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 2px;
  border-radius: 0 0 16px 16px;
  background: linear-gradient(90deg, var(--card-accent, #6366f1), transparent);
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 6px;
}
.card-title {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 17px;
  font-weight: 700;
  color: var(--text);
}
.card-icon {
  width: 36px; height: 36px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
}
.status-badge {
  font-family: var(--mono);
  font-size: 10px;
  padding: 3px 10px;
  border-radius: 20px;
  border: 1px solid;
  letter-spacing: .05em;
}
.hackathon-tag {
  display: flex;
  align-items: center;
  gap: 6px;
  font-family: var(--mono);
  font-size: 11px;
  color: var(--amber);
  margin-bottom: 14px;
}
.card-tagline {
  font-size: 14px;
  font-weight: 500;
  color: #cbd5e1;
  margin-bottom: 10px;
}
.card-desc {
  font-size: 13px;
  color: var(--muted);
  line-height: 1.75;
  margin-bottom: 18px;
}
.card-highlights { margin-bottom: 16px; }
.card-highlight {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  font-size: 12px;
  color: #94a3b8;
  margin-bottom: 6px;
}
.card-highlight i { font-size: 9px; margin-top: 3px; flex-shrink: 0; }
.card-stack { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 18px; }
.stack-tag {
  font-family: var(--mono);
  font-size: 11px;
  padding: 3px 10px;
  border-radius: 4px;
  border: 1px solid;
  transition: all .15s;
}
.stack-tag:hover { filter: brightness(1.2); }
.card-links { display: flex; gap: 10px; }
.card-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  padding: 7px 16px;
  border-radius: 7px;
  border: 1px solid var(--border);
  color: var(--muted);
  transition: all .2s;
  font-family: var(--mono);
}
.card-link:hover { color: var(--text); border-color: var(--dim); background: rgba(255,255,255,.04); }
.card-link.live { border-color: rgba(99,102,241,.3); color: var(--accent2); background: rgba(99,102,241,.06); }
.card-link.live:hover { background: rgba(99,102,241,.12); }

/* ══════════════════════════════════════════════════════════════════
   SKILLS
   ══════════════════════════════════════════════════════════════════ */
.skill-categories { display: flex; flex-direction: column; gap: 36px; }
.skill-cat-label {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--muted);
  letter-spacing: .15em;
  text-transform: uppercase;
  margin-bottom: 12px;
}
.skill-row { display: flex; flex-wrap: wrap; gap: 10px; }
.skill-chip {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 8px 16px;
  font-size: 13px;
  font-weight: 500;
  color: #cbd5e1;
  transition: all .2s;
  cursor: default;
}
.skill-chip i { font-size: 13px; }
.skill-chip:hover {
  border-color: var(--dim);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0,0,0,.3);
  color: var(--text);
}

/* ══════════════════════════════════════════════════════════════════
   EXPERIENCE TIMELINE
   ══════════════════════════════════════════════════════════════════ */
.timeline { position: relative; padding-left: 28px; }
.timeline::before {
  content: '';
  position: absolute;
  top: 8px; left: 0; bottom: 0;
  width: 1px;
  background: linear-gradient(180deg, var(--accent), transparent);
}
.timeline-item { position: relative; margin-bottom: 48px; }
.timeline-dot {
  position: absolute;
  left: -33px; top: 6px;
  width: 10px; height: 10px;
  border-radius: 50%;
  border: 2px solid;
  background: var(--bg);
}
.timeline-dot.active {
  background: var(--accent);
  border-color: var(--accent);
  box-shadow: 0 0 0 4px rgba(99,102,241,.2);
}
.tl-company {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .08em;
  text-transform: uppercase;
  margin-bottom: 4px;
}
.tl-role {
  font-size: 17px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 2px;
}
.tl-date {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--muted);
  margin-bottom: 14px;
}
.tl-desc {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.8;
  margin-bottom: 14px;
}
.tl-bullets { list-style: none; margin-bottom: 16px; }
.tl-bullets li {
  font-size: 13px;
  color: #94a3b8;
  padding: 4px 0 4px 18px;
  position: relative;
  line-height: 1.6;
}
.tl-bullets li::before {
  content: '▸';
  position: absolute;
  left: 0;
  color: var(--accent);
  font-size: 10px;
  top: 6px;
}
.tl-tech-row { display: flex; flex-wrap: wrap; gap: 6px; }
.tl-tech {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--accent2);
  background: rgba(99,102,241,.08);
  border: 1px solid rgba(99,102,241,.2);
  border-radius: 4px;
  padding: 2px 9px;
}

/* ══════════════════════════════════════════════════════════════════
   CONTACT
   ══════════════════════════════════════════════════════════════════ */
.contact-grid { display: flex; gap: 60px; flex-wrap: wrap; align-items: flex-start; }
.contact-links { display: flex; flex-direction: column; gap: 18px; flex: 1; min-width: 260px; }
.contact-link-item {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 18px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  transition: all .2s;
  color: var(--text);
}
.contact-link-item:hover {
  border-color: var(--dim);
  background: rgba(255,255,255,.03);
  transform: translateX(4px);
}
.contact-link-item i { font-size: 16px; width: 20px; text-align: center; }
.contact-link-label { font-size: 14px; font-weight: 500; }
.contact-link-sub { font-size: 12px; color: var(--muted); font-family: var(--mono); }
.contact-cta-card {
  background: var(--card);
  border: 1px solid rgba(99,102,241,.25);
  border-radius: 16px;
  padding: 36px 32px;
  text-align: center;
  max-width: 280px;
  background-image: radial-gradient(ellipse at top, rgba(99,102,241,.08), transparent 70%);
  flex-shrink: 0;
}
.cta-icon { font-size: 28px; color: var(--accent); margin-bottom: 14px; }
.cta-title { font-size: 17px; font-weight: 700; margin-bottom: 8px; }
.cta-sub { font-size: 13px; color: var(--muted); line-height: 1.6; margin-bottom: 22px; }

/* ── Footer ─────────────────────────────────────────────────────── */
footer {
  border-top: 1px solid var(--border);
  text-align: center;
  padding: 24px;
  font-family: var(--mono);
  font-size: 12px;
  color: var(--muted);
}
footer span.accent { color: var(--accent2); }

/* ══════════════════════════════════════════════════════════════════
   FLOATING PARTICLES  (canvas injected by JS)
   ══════════════════════════════════════════════════════════════════ */
#particle-canvas {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  opacity: .4;
}

/* ── Glitch text on hover ───────────────────────────────────────── */
.glitch {
  position: relative;
  display: inline-block;
}
.glitch:hover { animation: glitchAnim .4s steps(2) forwards; }
@keyframes glitchAnim {
  0%   { text-shadow: none; }
  20%  { text-shadow: 2px 0 #ec4899, -2px 0 #00ffa3; }
  40%  { text-shadow: -2px 0 #ec4899, 2px 0 #6366f1; }
  60%  { text-shadow: 2px 1px #00ffa3, -1px 0 #ec4899; }
  80%  { text-shadow: -1px 0 #6366f1, 1px 0 #ec4899; }
  100% { text-shadow: none; }
}

/* ── Reveal-on-scroll ───────────────────────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity .6s ease, transform .6s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}
.reveal-delay-1 { transition-delay: .1s; }
.reveal-delay-2 { transition-delay: .2s; }
.reveal-delay-3 { transition-delay: .3s; }
.reveal-delay-4 { transition-delay: .4s; }

/* ── Responsive ─────────────────────────────────────────────────── */
@media (max-width: 700px) {
  .projects-grid { grid-template-columns: 1fr; }
  .nav-links { display: none; }
  .hero-name { font-size: 2.8rem; }
  .contact-grid { flex-direction: column; }
  .contact-cta-card { max-width: 100%; }
}