/* techLog - "Lutech Color Fusion" High-End Corporate IT Stylesheet */

@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@400;500;600;700;800&family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800;900&display=swap');

:root {
  /* Brand Palette - Lutech Inspired Color Fusion */
  --color-white: #FFFFFF;
  --color-ice: #F8FAFC;
  --color-slate-900: #0F172A;
  --color-slate-800: #1E293B;
  --color-slate-600: #475569;
  
  --color-scarlet: #E40046;
  --color-scarlet-hover: #C70038;
  --color-scarlet-glow: rgba(228, 0, 70, 0.35);
  
  --color-magenta: #D81B60;
  --color-fuchsia: #E0007A;
  --color-magenta-glow: rgba(216, 27, 96, 0.35);
  
  --color-azure: #00A3E0;
  --color-cyan: #00B4D8;
  --color-azure-glow: rgba(0, 163, 224, 0.35);

  --color-plum: #4A0E35;
  --color-plum-dark: #370A27;
  
  --color-midnight: #0A192F;
  --color-midnight-card: #112240;

  --color-neon-green: #00FF88;
}

html {
  scroll-behavior: smooth;
  font-family: 'Plus Jakarta Sans', system-ui, -apple-system, sans-serif;
  background-color: var(--color-white);
  color: var(--color-slate-900);
}

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

/* ==========================================================================
   DYNAMIC SECTION COLOR BLOCKING TRANSITIONS (SHARP STACCHI DI COLORE)
   ========================================================================== */
body {
  transition: background-color 0.8s cubic-bezier(0.16, 1, 0.3, 1), color 0.5s ease;
  will-change: background-color;
  background-color: var(--color-white);
}

/* 1. Hero: Pure White */
body[data-active-section="hero"] {
  background-color: #FFFFFF;
}

/* 2. Come Funziona / Gestionale: Deep Plum / Rich Magenta */
body[data-active-section="problema"] {
  background-color: #4A0E35;
}

/* 3. I Nostri Servizi: Crisp Ice White */
body[data-active-section="servizi"] {
  background-color: #F8FAFC;
}

/* 4. L'Hub Logistico A4: Electric Midnight Blue */
body[data-active-section="hub"] {
  background-color: #0A192F;
}

/* 5. Contatti & Waitlist: Pure White */
body[data-active-section="contatti"] {
  background-color: #FFFFFF;
}

/* ==========================================================================
   LUTECH-INSPIRED VECTOR GRAPHICS & GEOMETRIC SHAPES
   ========================================================================== */

/* Subtle Slow Floating Motion */
@keyframes vectorFloatSlow {
  0%, 100% {
    transform: translateY(0px) rotate(0deg);
  }
  50% {
    transform: translateY(-8px) rotate(1.5deg);
  }
}

.animate-vector-float {
  animation: vectorFloatSlow 8s ease-in-out infinite;
}

@keyframes spinSlow {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

.animate-spin-slow {
  animation: spinSlow 30s linear infinite;
  transform-origin: center center;
}

/* Halftone Dotted Background Effect */
.bg-halftone-dots {
  background-image: radial-gradient(rgba(228, 0, 70, 0.18) 1.5px, transparent 1.5px);
  background-size: 16px 16px;
}

.bg-halftone-dots-white {
  background-image: radial-gradient(rgba(255, 255, 255, 0.22) 1.5px, transparent 1.5px);
  background-size: 16px 16px;
}

.bg-halftone-dots-cyan {
  background-image: radial-gradient(rgba(0, 163, 224, 0.2) 1.5px, transparent 1.5px);
  background-size: 16px 16px;
}

/* ==========================================================================
   BUTTONS & ACCENTS
   ========================================================================== */

/* Scarlet Red Primary CTA Button */
.btn-scarlet {
  background: linear-gradient(135deg, #E40046 0%, #D81B60 100%);
  color: #FFFFFF;
  box-shadow: 0 4px 20px -3px var(--color-scarlet-glow);
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.btn-scarlet:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px -4px rgba(228, 0, 70, 0.5);
  background: linear-gradient(135deg, #FF1A5E 0%, #E40046 100%);
}

/* Azure Secondary Button */
.btn-azure {
  background: linear-gradient(135deg, #00A3E0 0%, #0077B6 100%);
  color: #FFFFFF;
  box-shadow: 0 4px 20px -3px var(--color-azure-glow);
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.btn-azure:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px -4px rgba(0, 163, 224, 0.5);
}

/* Glowing Highlights */
.glow-scarlet {
  box-shadow: 0 0 25px -3px var(--color-scarlet-glow);
}

.glow-magenta {
  box-shadow: 0 0 25px -3px var(--color-magenta-glow);
}

.glow-azure {
  box-shadow: 0 0 25px -3px var(--color-azure-glow);
}

/* ==========================================================================
   SERVICE BLOCKS COLOR IDENTITY (3 DISTINCT VIBRANT COLORS)
   ========================================================================== */

/* Block 1: Azure Theme (Deep Tech Blue / Cyan) */
.lutech-block-azure {
  background: linear-gradient(135deg, #023859 0%, #035382 50%, #012238 100%);
  border: 1px solid rgba(0, 163, 224, 0.4);
  box-shadow: 0 15px 35px -10px rgba(0, 163, 224, 0.25);
  color: #FFFFFF;
  position: relative;
  overflow: hidden;
  transition: all 0.3s ease;
}
.lutech-block-azure:hover {
  border-color: rgba(0, 163, 224, 0.7);
  box-shadow: 0 20px 45px -10px rgba(0, 163, 224, 0.4);
  transform: translateY(-2px);
}

/* Block 2: Magenta / Plum Theme (Rich Fuchsia / Wine) */
.lutech-block-magenta {
  background: linear-gradient(135deg, #520834 0%, #7A0C4E 50%, #350522 100%);
  border: 1px solid rgba(216, 27, 96, 0.4);
  box-shadow: 0 15px 35px -10px rgba(216, 27, 96, 0.25);
  color: #FFFFFF;
  position: relative;
  overflow: hidden;
  transition: all 0.3s ease;
}
.lutech-block-magenta:hover {
  border-color: rgba(216, 27, 96, 0.7);
  box-shadow: 0 20px 45px -10px rgba(216, 27, 96, 0.4);
  transform: translateY(-2px);
}

/* Block 3: Scarlet Red Theme (Deep Cyber Crimson) */
.lutech-block-scarlet {
  background: linear-gradient(135deg, #6E0620 0%, #940B2D 50%, #450313 100%);
  border: 1px solid rgba(228, 0, 70, 0.4);
  box-shadow: 0 15px 35px -10px rgba(228, 0, 70, 0.25);
  color: #FFFFFF;
  position: relative;
  overflow: hidden;
  transition: all 0.3s ease;
}
.lutech-block-scarlet:hover {
  border-color: rgba(228, 0, 70, 0.7);
  box-shadow: 0 20px 45px -10px rgba(228, 0, 70, 0.4);
  transform: translateY(-2px);
}

/* High-Tech Glowing Cyber Dividers */
.cyber-divider {
  height: 2px;
  width: 100%;
  background: linear-gradient(90deg, transparent 0%, rgba(228, 0, 70, 0.4) 25%, rgba(0, 163, 224, 0.7) 50%, rgba(216, 27, 96, 0.4) 75%, transparent 100%);
  position: relative;
}

.cyber-divider::after {
  content: '';
  position: absolute;
  top: -4px;
  left: 50%;
  transform: translateX(-50%);
  width: 26px;
  height: 8px;
  background: #FFFFFF;
  border: 1.5px solid #E40046;
  border-radius: 9999px;
  box-shadow: 0 0 12px rgba(228, 0, 70, 0.8);
}

/* Geometric Tech Corner Frames */
.tech-corner-frame {
  position: relative;
}

.tech-corner-frame::before {
  content: '';
  position: absolute;
  top: -1px;
  left: -1px;
  width: 12px;
  height: 12px;
  border-top: 2px solid var(--color-scarlet);
  border-left: 2px solid var(--color-scarlet);
  pointer-events: none;
}

.tech-corner-frame::after {
  content: '';
  position: absolute;
  bottom: -1px;
  right: -1px;
  width: 12px;
  height: 12px;
  border-bottom: 2px solid var(--color-azure);
  border-right: 2px solid var(--color-azure);
  pointer-events: none;
}

/* Terminal Typewriter Cursor */
.terminal-cursor {
  display: inline-block;
  color: var(--color-scarlet);
  font-weight: 700;
  margin-left: 2px;
  animation: cursorBlink 0.9s step-end infinite;
}

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

/* Radar Ping Animations */
@keyframes radarPing {
  0% { transform: scale(0.85); opacity: 0.9; }
  50% { transform: scale(1.4); opacity: 0.3; }
  100% { transform: scale(1.9); opacity: 0; }
}

.animate-radar-ping {
  animation: radarPing 2.5s cubic-bezier(0.2, 0.8, 0.2, 1) infinite;
}

.animate-radar-ping-delayed {
  animation: radarPing 2.5s cubic-bezier(0.2, 0.8, 0.2, 1) 1.25s infinite;
}

@keyframes dashFlow {
  to { stroke-dashoffset: -40; }
}

.animate-dash-flow {
  stroke-dasharray: 6 6;
  animation: dashFlow 1.8s linear infinite;
}

/* Scroll Reveal */
.reveal-on-scroll {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1), transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
}

.reveal-on-scroll.is-revealed {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }