* { box-sizing: border-box; }
body { background-color: #07091a; font-family: 'Inter', system-ui, sans-serif; }

.gradient-text {
  background: linear-gradient(135deg, #22d3ee 0%, #818cf8 50%, #c084fc 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.gradient-border {
  background: linear-gradient(135deg, #22d3ee, #818cf8, #c084fc);
}

.nav-blur {
  background: rgba(7, 9, 26, 0.85);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(255,255,255,0.06);
}

.card {
  background: #0d1025;
  border: 1px solid rgba(255,255,255,0.06);
  transition: border-color 0.25s ease, box-shadow 0.25s ease;
}
.card:hover {
  border-color: rgba(34, 211, 238, 0.25);
  box-shadow: 0 4px 32px rgba(34, 211, 238, 0.07);
}

.timeline-dot-emerald{ background: #34d399; box-shadow: 0 0 12px rgba(52,211,153,0.7); }
.timeline-dot-amber { background: #f59e0b; box-shadow: 0 0 12px rgba(245,158,11,0.7); }
.timeline-dot-cyan  { background: #22d3ee; box-shadow: 0 0 12px rgba(34,211,238,0.7); }
.timeline-dot-violet{ background: #818cf8; box-shadow: 0 0 12px rgba(129,140,248,0.7); }
.timeline-dot-indigo{ background: #a5b4fc; box-shadow: 0 0 12px rgba(165,180,252,0.7); }

.timeline-line {
  background: linear-gradient(to bottom, #22d3ee, #818cf8, #c084fc, transparent);
}

.skill-tag {
  display: inline-block;
  padding: 5px 12px;
  border-radius: 8px;
  background: #07091a;
  border: 1px solid rgba(255,255,255,0.08);
  color: #94a3b8;
  font-size: 0.75rem;
  font-weight: 500;
  transition: border-color 0.2s, color 0.2s;
  cursor: default;
}
.skill-tag:hover {
  border-color: rgba(34,211,238,0.4);
  color: #e2e8f0;
}

.section-label {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 48px;
}
.section-label::before {
  content: '';
  display: block;
  width: 32px;
  height: 2px;
  background: linear-gradient(90deg, #22d3ee, #818cf8);
  border-radius: 1px;
  flex-shrink: 0;
}

.glow-btn {
  background: linear-gradient(135deg, #06b6d4, #7c3aed);
  transition: opacity 0.2s, transform 0.15s;
}
.glow-btn:hover { opacity: 0.88; transform: translateY(-1px); }

.ghost-btn {
  border: 1px solid rgba(255,255,255,0.12);
  color: #94a3b8;
  transition: border-color 0.2s, color 0.2s, transform 0.15s;
}
.ghost-btn:hover {
  border-color: rgba(34,211,238,0.5);
  color: #22d3ee;
  transform: translateY(-1px);
}

::-webkit-scrollbar { width: 5px; }
::-webkit-scrollbar-track { background: #07091a; }
::-webkit-scrollbar-thumb { background: #1a2035; border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: #22d3ee44; }

.project-content ul { list-style: disc; padding-left: 1.2rem; margin-top: 8px; }
.project-content li { margin-bottom: 4px; }
.project-content strong { color: #e2e8f0; }

@keyframes blink { 0%,100%{opacity:1} 50%{opacity:0.3} }
.pulse-dot { animation: blink 2s ease-in-out infinite; }

.nav-link { color: #64748b; font-size: 0.875rem; transition: color 0.2s; }
.nav-link:hover, .nav-link.active { color: #22d3ee; }

.cert-icon {
  width: 40px; height: 40px;
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
  font-size: 1rem;
}

@media (max-width: 768px) {
  .hero-title { font-size: 3rem; }
}

/* ── Canvas bg ── */
#bg-canvas {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}
nav, section, footer { position: relative; z-index: 1; }

/* ── Ambient glow blobs ── */
.glow-blob {
  position: fixed;
  border-radius: 50%;
  filter: blur(90px);
  opacity: 0.07;
  pointer-events: none;
  z-index: 0;
  animation: blob-drift 18s ease-in-out infinite alternate;
}
@keyframes blob-drift {
  0%   { transform: translate(0, 0) scale(1); }
  33%  { transform: translate(40px, -30px) scale(1.08); }
  66%  { transform: translate(-30px, 20px) scale(0.95); }
  100% { transform: translate(20px, 40px) scale(1.05); }
}