/* =============================================
   INFYBLAZE – Global Styles
   ============================================= */

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --color-bg: #000505;
  --color-primary: #00ffff;
  --color-secondary: #00ff88;
  --color-accent: #ffaa00; /* Neon Orange */
  --color-text: #ffffff;
  --color-text-muted: #88b0ac;
  --color-surface: rgba(255, 255, 255, 0.03);
  --color-border: rgba(0, 255, 136, 0.1);
  --color-glow-primary: rgba(0, 255, 255, 0.2);
  --color-glow-secondary: rgba(0, 255, 136, 0.2);
  --color-glow-accent: rgba(255, 170, 0, 0.2);
  --color-neon-text: 0 0 5px rgba(0, 255, 255, 0.3), 0 0 10px rgba(0, 255, 136, 0.1);

  --font-heading: 'Orbitron', monospace;
  --font-body: 'Inter', sans-serif;

  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-xl: 32px;

  --transition-fast: 0.2s ease;
  --transition-normal: 0.35s ease;
  --transition-slow: 0.6s ease;

  --max-width: 1200px;
  --section-padding: 100px 24px;
}

html {
  scroll-behavior: smooth;
}

body {
  background-color: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.7;
  overflow-x: hidden;
}

/* Space Canvas */
#space-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
}

/* App wrapper */
#app {
  position: relative;
  z-index: 1;
}

/* Section container */
.section-container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--section-padding);
}

/* Section labels */
.section-label {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: 0.7rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: 16px;
  padding: 6px 14px;
  border: 1px solid rgba(0, 200, 255, 0.3);
  border-radius: 100px;
  background: rgba(0, 200, 255, 0.05);
}

/* Section titles */
.section-title {
  font-family: var(--font-heading);
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 16px;
  background: linear-gradient(135deg, #ffffff 0%, var(--color-primary) 50%, var(--color-secondary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-shadow: var(--color-neon-text);
}

.section-subtitle {
  font-size: 1.05rem;
  color: var(--color-text-muted);
  max-width: 600px;
  margin-bottom: 60px;
}

/* Gradient button */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 32px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  color: #000;
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-decoration: none;
  border: none;
  border-radius: 100px;
  cursor: pointer;
  transition: all var(--transition-fast);
  position: relative;
  overflow: hidden;
  box-shadow: 0 0 15px var(--color-glow-primary);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 30px var(--color-primary), 0 0 60px var(--color-secondary);
}

.btn-primary::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.15), transparent);
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.btn-primary:hover::after {
  opacity: 1;
}

.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 32px;
  background: transparent;
  color: var(--color-primary);
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-decoration: none;
  border: 1px solid rgba(0, 200, 255, 0.4);
  border-radius: 100px;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-outline:hover {
  background: rgba(0, 200, 255, 0.1);
  border-color: var(--color-primary);
  box-shadow: 0 0 20px rgba(0, 200, 255, 0.2);
}

/* Glassmorphism card */
.glass-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal), border-color var(--transition-normal);
}

.glass-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 60px rgba(0, 200, 255, 0.08), 0 0 0 1px rgba(0, 200, 255, 0.15);
  border-color: rgba(0, 200, 255, 0.2);
}

/* Fade-in animation (triggered by IntersectionObserver) */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Stagger delays */
.fade-in[data-delay="1"] {
  transition-delay: 0.1s;
}

.fade-in[data-delay="2"] {
  transition-delay: 0.2s;
}

.fade-in[data-delay="3"] {
  transition-delay: 0.3s;
}

.fade-in[data-delay="4"] {
  transition-delay: 0.4s;
}

.fade-in[data-delay="5"] {
  transition-delay: 0.5s;
}

.fade-in[data-delay="6"] {
  transition-delay: 0.6s;
}

/* Scrollbar */
::-webkit-scrollbar {
  width: 6px;
}

::-webkit-scrollbar-track {
  background: var(--color-bg);
}

::-webkit-scrollbar-thumb {
  background: var(--color-accent);
  border-radius: 3px;
}

/* Selection */
::selection {
  background: rgba(0, 200, 255, 0.3);
  color: #fff;
}

/* Responsive */
@media (max-width: 768px) {
  :root {
    --section-padding: 70px 20px;
  }
}