/* ==========================================================================
   NEEL RUPARELIYA — AVANT-GARDE CYBER TERMINAL DESIGN SYSTEM
   Theme: Developer Terminal / Command-Line Meets Avant-Garde Dark Aesthetic
   Archetype: Architectural Tech & Signal Cyber (Swiss High-Contrast + Dark Neo-Brutalist)
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Syne:wght@600;700;800&family=Fira+Code:wght@400;500;600;700&family=JetBrains+Mono:wght@400;500;600;700&display=swap');

:root {
  --bg-primary: #07090e;
  --bg-secondary: #0d111a;
  --bg-card: rgba(13, 17, 26, 0.85);
  --border-emerald: rgba(16, 185, 129, 0.22);
  --border-emerald-glow: rgba(16, 185, 129, 0.6);
  --emerald-signal: #10b981;
  --cyan-flow: #06b6d4;
  --amber-accent: #f59e0b;
  --neon-glow: #00ff66;
  --text-primary: #f8fafc;
  --text-muted: #94a3b8;
  --text-dim: #475569;
  
  --ease-apple: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-spring: cubic-bezier(0.34, 1.4, 0.64, 1);
}

/* Base Document */
html {
  scroll-behavior: auto; /* Handled smoothly by Lenis */
}

html, body {
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-family: 'Fira Code', 'JetBrains Mono', monospace;
  overflow-x: hidden;
  width: 100%;
  max-width: 100vw;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

::selection {
  background: var(--emerald-signal);
  color: var(--bg-primary);
}

/* Custom Emerald Scrollbar */
::-webkit-scrollbar {
  width: 8px;
}
::-webkit-scrollbar-track {
  background: #07090e;
}
::-webkit-scrollbar-thumb {
  background: #134e3a;
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: #10b981;
}

/* Typography Classes */
.font-display {
  font-family: 'Syne', sans-serif;
}
.font-mono-code {
  font-family: 'Fira Code', 'JetBrains Mono', monospace;
}

/* Film Grain Texture Overlay */
.grain-overlay {
  position: fixed;
  inset: 0;
  z-index: 90;
  pointer-events: none;
  opacity: 0.045;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* Cyber Matrix Background Grid */
.grid-bg {
  background-image:
    linear-gradient(rgba(16, 185, 129, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(16, 185, 129, 0.045) 1px, transparent 1px);
  background-size: 56px 56px;
}

/* Neon Glow Typography */
.glow-text {
  text-shadow: 0 0 24px rgba(16, 185, 129, 0.45);
}

.glow-cyan {
  text-shadow: 0 0 24px rgba(6, 182, 212, 0.45);
}

/* Editorial Infinite Marquee Ribbon */
@keyframes marquee-drift {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

.animate-marquee {
  animation: marquee-drift 35s linear infinite;
}

.animate-marquee:hover {
  animation-play-state: paused;
}

/* Pipeline Flow Connectors (Pulsing dashed stroke) */
@keyframes flow-dash {
  to { stroke-dashoffset: -24; }
}

.flow-line {
  stroke-dasharray: 6 6;
  animation: flow-dash 1.2s linear infinite;
}

/* Architecture Node Pulse Glow */
@keyframes pulse-node {
  0%, 100% { box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.35); }
  50% { box-shadow: 0 0 24px 4px rgba(16, 185, 129, 0.18); }
}

.node-pulse {
  animation: pulse-node 2.6s ease-in-out infinite;
}

/* CRT Terminal Scanline */
@keyframes scanline {
  0% { top: -10%; }
  100% { top: 110%; }
}

.terminal-scanline {
  position: absolute;
  left: 0;
  right: 0;
  height: 90px;
  background: linear-gradient(180deg, transparent, rgba(16, 185, 129, 0.07), transparent);
  animation: scanline 4.5s linear infinite;
  pointer-events: none;
}

/* 3D Tilt Card Wrapper */
.tilt-card {
  perspective: 1000px;
  transform-style: preserve-3d;
  transition: transform 0.25s cubic-bezier(0.16, 1, 0.3, 1), border-color 0.3s ease, box-shadow 0.3s ease;
}

.tilt-inner {
  transform-style: preserve-3d;
  transition: transform 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Soft Ambient Spotlight */
.spotlight-card {
  position: relative;
  overflow: hidden;
}

.spotlight-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(650px circle at var(--mouse-x, -500px) var(--mouse-y, -500px), rgba(16, 185, 129, 0.12), transparent 45%);
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.4s ease;
  z-index: 1;
}

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

/* Glassmorphism Card Style */
.cyber-card {
  background: rgba(11, 15, 24, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(16, 185, 129, 0.18);
  border-radius: 0.75rem;
  transition: border-color 0.3s ease, box-shadow 0.3s ease, transform 0.3s ease;
}

.cyber-card:hover {
  border-color: rgba(16, 185, 129, 0.5);
  box-shadow: 0 0 35px rgba(16, 185, 129, 0.1);
}

/* Smooth Slide Animations */
.arrow-slide {
  display: inline-block;
  transition: transform 0.25s var(--ease-spring);
}
.group:hover .arrow-slide {
  transform: translateX(4px);
}

.arrow-down-slide {
  display: inline-block;
  transition: transform 0.25s var(--ease-spring);
}
.group:hover .arrow-down-slide {
  transform: translateY(3px);
}

/* Blur to Focus Scroll Reveal */
.reveal {
  opacity: 0;
  transform: translateY(32px);
  filter: blur(6px);
  transition: opacity 0.8s var(--ease-apple), transform 0.8s var(--ease-apple), filter 0.8s var(--ease-apple);
}

.reveal.active {
  opacity: 1;
  transform: translateY(0);
  filter: blur(0px);
}

/* Toast Notification Styles */
#toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 100;
  display: flex;
  flex-direction: column;
  gap: 10px;
  pointer-events: none;
}

.toast {
  pointer-events: auto;
  background: #0b0f18;
  border: 1px solid rgba(16, 185, 129, 0.4);
  color: #f8fafc;
  padding: 12px 18px;
  border-radius: 8px;
  font-family: 'Fira Code', monospace;
  font-size: 13px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.6), 0 0 20px rgba(16, 185, 129, 0.15);
  display: flex;
  align-items: center;
  gap: 10px;
  animation: toastIn 0.35s var(--ease-apple) forwards;
  max-width: 380px;
}

@keyframes toastIn {
  from {
    opacity: 0;
    transform: translateY(16px) scale(0.95);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.toast.toast-out {
  animation: toastOut 0.3s ease forwards;
}

@keyframes toastOut {
  to {
    opacity: 0;
    transform: translateY(8px) scale(0.96);
  }
}