/* TechNxt Next-Gen Cyber-Glass Theme & FX */
@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800;900&family=Plus+Jakarta+Sans:ital,wght@0,300;0,400;0,500;0,600;0,700;0,800;1,400&family=JetBrains+Mono:wght@400;500;600;700&display=swap');

:root {
  --primary: #0284c7;
  --accent-cyan: #00f0ff;
  --accent-blue: #3b82f6;
  --accent-indigo: #6366f1;
  --accent-purple: #a855f7;
  --dark-bg: #030712;
  --card-bg: rgba(11, 18, 38, 0.72);
  --mouse-x: 50%;
  --mouse-y: 50%;
}

* {
  box-sizing: border-box;
}

body {
  font-family: 'Plus Jakarta Sans', sans-serif;
  background-color: var(--dark-bg);
  color: #f1f5f9;
  overflow-x: hidden;
  scroll-behavior: smooth;
}

h1, h2, h3, h4, h5, h6, .font-heading {
  font-family: 'Outfit', sans-serif;
}

.font-mono {
  font-family: 'JetBrains Mono', monospace;
}

/* Ambient Cursor Glow Orb */
#cursor-glow {
  position: fixed;
  top: 0;
  left: 0;
  width: 500px;
  height: 500px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0, 240, 255, 0.08) 0%, rgba(99, 102, 241, 0.05) 40%, transparent 70%);
  pointer-events: none;
  transform: translate(-50%, -50%);
  z-index: 1;
  transition: opacity 0.5s ease;
  filter: blur(40px);
}

/* Aurora Ambient Lighting Animation */
@keyframes aurora-pulse {
  0% { transform: scale(1) translate(0px, 0px); opacity: 0.2; }
  33% { transform: scale(1.15) translate(30px, -20px); opacity: 0.35; }
  66% { transform: scale(0.95) translate(-25px, 25px); opacity: 0.25; }
  100% { transform: scale(1) translate(0px, 0px); opacity: 0.2; }
}

.aurora-blob-1 {
  animation: aurora-pulse 12s infinite ease-in-out;
}
.aurora-blob-2 {
  animation: aurora-pulse 15s infinite ease-in-out 3s;
}
.aurora-blob-3 {
  animation: aurora-pulse 18s infinite ease-in-out 6s;
}

/* Cybernetic Grid Pattern */
.bg-grid-tech {
  background-size: 55px 55px;
  background-image: 
    linear-gradient(to right, rgba(255, 255, 255, 0.04) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.04) 1px, transparent 1px);
}

/* Glassmorphism Spotlight Cards */
.spotlight-card {
  position: relative;
  background: var(--card-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(56, 189, 248, 0.14);
  overflow: hidden;
  transition: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

.spotlight-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: radial-gradient(450px circle at var(--mouse-x, 50%) var(--mouse-y, 50%), rgba(0, 240, 255, 0.14), transparent 45%);
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.4s ease;
}

.spotlight-card:hover::before {
  opacity: 1;
}

.spotlight-card:hover {
  border-color: rgba(0, 240, 255, 0.45);
  transform: translateY(-5px);
  box-shadow: 0 25px 45px -15px rgba(0, 210, 254, 0.25), 0 0 20px -5px rgba(99, 102, 241, 0.2);
}

/* Rotating Neon Border Beam */
.border-beam-container {
  position: relative;
  padding: 1.5px;
  border-radius: 1.25rem;
  overflow: hidden;
}

.border-beam-container::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: conic-gradient(from 0deg, transparent 0deg, transparent 270deg, #00f0ff 315deg, #6366f1 360deg);
  animation: rotate-beam 6s linear infinite;
}

@keyframes rotate-beam {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

.border-beam-inner {
  position: relative;
  background: #060d1f;
  border-radius: calc(1.25rem - 1.5px);
  z-index: 1;
}

/* Gradient Texts */
.gradient-cyan {
  background: linear-gradient(135deg, #ffffff 0%, #38bdf8 30%, #00f0ff 70%, #818cf8 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.gradient-tech {
  background: linear-gradient(135deg, #67e8f9 0%, #38bdf8 50%, #818cf8 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* Shimmer Button Effect */
@keyframes shimmer {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(200%); }
}

.btn-shimmer {
  position: relative;
  overflow: hidden;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.btn-shimmer:active {
  transform: scale(0.97);
}

.btn-shimmer::after {
  content: '';
  position: absolute;
  top: 0; left: 0; width: 60%; height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
  transform: translateX(-100%);
  animation: shimmer 3s infinite;
}

/* Code Terminal Styling */
.code-terminal {
  background: #020617;
  border: 1px solid rgba(56, 189, 248, 0.22);
  border-radius: 14px;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.8), 0 0 30px -10px rgba(0, 240, 255, 0.15);
  font-family: 'JetBrains Mono', monospace;
}

/* Floating Badges Animation */
@keyframes float-badge-1 {
  0%, 100% { transform: translateY(0px) rotate(0deg); }
  50% { transform: translateY(-8px) rotate(1deg); }
}
@keyframes float-badge-2 {
  0%, 100% { transform: translateY(0px) rotate(0deg); }
  50% { transform: translateY(-10px) rotate(-1deg); }
}

.float-badge-1 {
  animation: float-badge-1 5s infinite ease-in-out;
}
.float-badge-2 {
  animation: float-badge-2 6s infinite ease-in-out 1.5s;
}

/* Pulse Beacon */
@keyframes beacon {
  0% { transform: scale(0.9); opacity: 0.9; }
  50% { transform: scale(1.35); opacity: 0.25; }
  100% { transform: scale(0.9); opacity: 0.9; }
}

.animate-beacon {
  animation: beacon 2s infinite ease-in-out;
}

/* Back to Top */
#back-to-top {
  transition: opacity 0.3s ease, transform 0.3s ease;
}
#back-to-top.show {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}
#back-to-top.hide {
  opacity: 0;
  pointer-events: none;
  transform: translateY(16px);
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 8px;
}
::-webkit-scrollbar-track {
  background: #030712;
}
::-webkit-scrollbar-thumb {
  background: #1e293b;
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: #00f0ff;
}

/* 3D Perspective Card Tilt */
.tilt-card-container {
  perspective: 1000px;
}
.tilt-card {
  transform-style: preserve-3d;
  transition: transform 0.15s ease-out;
}
.tilt-card-content {
  transform: translateZ(25px);
}

/* Theme Color Presets */
body.theme-cyan {
  --accent-cyan: #00f0ff;
  --primary: #0284c7;
}
body.theme-violet {
  --accent-cyan: #a855f7;
  --primary: #7c3aed;
}
body.theme-emerald {
  --accent-cyan: #10b981;
  --primary: #059669;
}

/* AI Chat Preview Styling */
.chat-bubble {
  animation: chat-fade 0.3s ease-out;
}
@keyframes chat-fade {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}