/* Modern CSS for Professional Portfolio */
@import url("https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap");
@import url("https://fonts.googleapis.com/css2?family=Rajdhani:wght@300;400;500;600;700&display=swap");
@import url("https://fonts.googleapis.com/css2?family=Orbitron:wght@400;500;600;700;800;900&display=swap");
@import url("https://fonts.googleapis.com/css2?family=Exo+2:wght@300;400;500;600;700;800&display=swap");
@import url("https://fonts.googleapis.com/css2?family=Share+Tech+Mono&display=swap");

/* Enhanced keyframes for modern animations */
@keyframes gradient-x {
  0%,
  100% {
    transform: translateX(-100%);
  }
  50% {
    transform: translateX(100%);
  }
}

@keyframes float {
  0%,
  100% {
    transform: translateY(0px) rotate(0deg);
  }
  50% {
    transform: translateY(-20px) rotate(3deg);
  }
}

@keyframes glow {
  0% {
    box-shadow: 0 0 20px rgba(255, 45, 32, 0.3);
  }
  100% {
    box-shadow: 0 0 30px rgba(255, 45, 32, 0.6);
  }
}

@keyframes fade-up {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes scale-up {
  from {
    transform: scale(0.95);
    opacity: 0;
  }
  to {
    transform: scale(1);
    opacity: 1;
  }
}

/* Typing animation styles */
.typing-animation {
  font-size: clamp(0.875rem, 2.5vw, 1.2rem);
  color: rgba(100, 116, 139, 0.8);
  font-weight: 500;
  margin: 0;
  min-height: 1.5em;
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: 2px;
}

@media (max-width: 768px) {
  .typing-animation {
    justify-content: flex-start;
    font-size: clamp(0.75rem, 3vw, 1rem);
  }
}

.typing-text {
  display: inline-block;
  white-space: nowrap;
}

.cursor {
  font-weight: 300;
  color: rgba(99, 102, 241, 0.9); /* match primary indigo tone */
  animation: blink 1s infinite;
}

@keyframes blink {
  0%,
  50% {
    opacity: 1;
  }
  51%,
  100% {
    opacity: 0;
  }
}

/* Ensure proper text colors */
body {
  color: #1e293b;
}

/* Technical Grid Markers */
.tech-marker {
  position: absolute;
  width: 7px;
  height: 7px;
  background-color: white;
  border: 1px solid #cbd5e1;
  border-radius: 50%;
  z-index: 50;
  box-shadow: 0 0 0 2px rgba(255, 255, 255, 0.5);
}

/* Infinite Grid Lines */
.tech-line-h {
  position: absolute;
  height: 1px;
  background-color: #e2e8f0;
  z-index: 0;
  pointer-events: none;
  width: 300vw;
  left: 50%;
  transform: translateX(-50%);
}

.tech-line-v-top {
  position: absolute;
  width: 1px;
  background-color: #e2e8f0;
  z-index: 0;
  pointer-events: none;
  bottom: 100%;
  height: 100vh;
}

.tech-line-v-bottom {
  position: absolute;
  width: 1px;
  background: linear-gradient(to bottom, #e2e8f0, transparent);
  z-index: 0;
  pointer-events: none;
  top: 100%;
  height: 120px;
}

/* Dark Mode Support */
.dark .tech-line-h,
.dark .tech-line-v-top,
.dark .tech-line-v-bottom {
  background-color: #334155;
}

.dark .tech-line-v-bottom {
  background: linear-gradient(to bottom, #334155, transparent);
}

.dark .tech-marker {
  background-color: #1e293b;
  border-color: #475569;
  box-shadow: 0 0 0 2px rgba(30, 41, 59, 0.5);
}

.dark body {
  color: #e2e8f0;
}

.dark .typing-animation {
  color: rgba(203, 213, 225, 0.8);
}

.dark .cursor {
  color: rgba(129, 140, 248, 0.9);
}

/* Shared section headers (landing + resume) for visual consistency */
.section-header {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-size: 0.7rem;
  color: #64748b;
  padding-bottom: 0.4rem;
  margin-bottom: 1.25rem;
}

.dark .section-header {
  color: #94a3b8;
}

.section-header::after {
  content: "";
  position: absolute;
  inset-inline-start: 0;
  inset-block-end: 0;
  width: 2.75rem;
  height: 2px;
  border-radius: 9999px;
  background: linear-gradient(90deg, #6366f1, #ec4899);
  opacity: 0.9;
}

/* Screen reader accessibility utility */
.sr-only {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}

/* Circuit Lines Animation */
.ant-circuit-lines path {
  stroke-dasharray: 10, 10;
  animation: circuitDash 15s linear infinite;
  vector-effect: non-scaling-stroke;
}

@keyframes circuitDash {
  to {
    stroke-dashoffset: -200;
  }
}

/* Enhanced hover effects for skills */
@keyframes skillPulse {
  0%,
  100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.05);
  }
}

/* Smooth transitions for interactive elements */
a,
button {
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Enhanced profile image glow */
.profile-image-wrapper {
  position: relative;
}

.profile-image-wrapper::before {
  content: "";
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  background: linear-gradient(45deg, #6366f1, #ec4899, #6366f1);
  opacity: 0;
  transition: opacity 0.3s ease;
  z-index: -1;
  filter: blur(8px);
}

.profile-image-wrapper:hover::before {
  opacity: 0.3;
}

/* Enhanced section spacing */
section,
.section {
  scroll-margin-top: 2rem;
}

/* Accessibility: Reduced motion support */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

  .ant-circuit-lines path {
    animation: none !important;
    stroke-dasharray: none !important;
    stroke-dashoffset: 0 !important;
    opacity: 0.6 !important;
  }
}