/* ==========================================================================
   SKILLINFYTECH BESPOKE CLEAN AGENCY DESIGN SYSTEM
   ========================================================================== */

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

:root {
  --primary-blue: #0088FF;
  --primary-indigo: #4F46E5;
  --primary-purple: #8B5CF6;
  --cyan-accent: #06B6D4;
  --bg-dark: #07090E;
}

body {
  font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  color: #0F172A;
  background-color: #FAFAFC;
  overflow-x: hidden;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
}

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

/* --------------------------------------------------------------------------
   1. HERO SECTION: Clean Dark Blueprint Grid + Spotlight Glow (100vh Fitted)
   -------------------------------------------------------------------------- */
.dark-hero-bg {
  background-color: var(--bg-dark);
  background-image: 
    radial-gradient(circle at 50% 0%, rgba(79, 70, 229, 0.35) 0%, transparent 60%),
    radial-gradient(circle at 10% 40%, rgba(0, 136, 255, 0.2) 0%, transparent 45%),
    radial-gradient(circle at 90% 70%, rgba(139, 92, 246, 0.22) 0%, transparent 50%),
    linear-gradient(to right, rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.035) 1px, transparent 1px);
  background-size: 100% 100%, 100% 100%, 100% 100%, 48px 48px, 48px 48px;
  position: relative;
  min-height: calc(100vh - 80px);
  display: flex;
  align-items: center;
}

.mouse-spotlight {
  position: absolute;
  width: 550px;
  height: 550px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(99, 102, 241, 0.2) 0%, transparent 70%);
  pointer-events: none;
  transform: translate(-50%, -50%);
  z-index: 1;
}

.hero-headline-fluid {
  font-size: clamp(2.25rem, 4.5vw + 0.5rem, 3.85rem);
  line-height: 1.12;
  letter-spacing: -0.03em;
}

/* --------------------------------------------------------------------------
   2. CLEAN CODE ARCHITECTURE WINDOW
   -------------------------------------------------------------------------- */
.code-window-frame {
  background: rgba(11, 15, 25, 0.95);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 18px;
  box-shadow: 
    0 25px 60px -15px rgba(0, 0, 0, 0.7),
    0 0 40px -10px rgba(99, 102, 241, 0.3);
  overflow: hidden;
  transition: transform 0.35s ease, box-shadow 0.35s ease, border-color 0.35s ease;
}

.code-window-frame:hover {
  transform: translateY(-4px);
  border-color: rgba(99, 102, 241, 0.4);
  box-shadow: 
    0 35px 75px -15px rgba(0, 0, 0, 0.8),
    0 0 50px -5px rgba(99, 102, 241, 0.45);
}

.code-window-header {
  background: rgba(17, 23, 38, 0.95);
  padding: 0.85rem 1.25rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

/* --------------------------------------------------------------------------
   Gradients & Buttons
   -------------------------------------------------------------------------- */
.text-gradient-sky {
  background: linear-gradient(135deg, #38BDF8 0%, #6366F1 50%, #C084FC 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.text-gradient-purple {
  background: linear-gradient(135deg, #0284C7 0%, #4F46E5 60%, #9333EA 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.btn-glow-primary {
  background: linear-gradient(135deg, #0088FF 0%, #4F46E5 50%, #7C3AED 100%);
  color: #FFFFFF;
  position: relative;
  overflow: hidden;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 0 25px -4px rgba(79, 70, 229, 0.4);
}

.btn-glow-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 35px 0px rgba(79, 70, 229, 0.7);
}

.btn-glass-secondary {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.18);
  backdrop-filter: blur(10px);
  color: #FFFFFF;
  transition: all 0.25s ease;
}

.btn-glass-secondary:hover {
  background: rgba(255, 255, 255, 0.18);
  border-color: rgba(255, 255, 255, 0.4);
  transform: translateY(-2px);
}

.btn-whatsapp-ref {
  background: #25D366;
  color: #FFFFFF;
  font-weight: 700;
  border-radius: 12px;
  box-shadow: 0 6px 20px rgba(37, 211, 102, 0.35);
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  transition: all 0.25s ease;
}

.btn-whatsapp-ref:hover {
  background: #1EBE5D;
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(37, 211, 102, 0.5);
}

/* --------------------------------------------------------------------------
   Distinct Section Animations (On-Scroll)
   -------------------------------------------------------------------------- */
.anim-scale-up {
  opacity: 0;
  transform: scale(0.92) translateY(30px);
  transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1), transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}
.anim-scale-up.is-visible {
  opacity: 1;
  transform: scale(1) translateY(0);
}

.service-card-unique {
  background: #FFFFFF;
  border: 1px solid #E2E8F0;
  border-radius: 20px;
  position: relative;
  transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}
.service-card-unique:hover {
  transform: translateY(-8px) scale(1.02);
  border-color: #6366F1;
  box-shadow: 0 20px 40px -10px rgba(79, 70, 229, 0.22);
}
.service-card-unique .service-icon {
  transition: transform 0.4s ease;
}
.service-card-unique:hover .service-icon {
  transform: rotate(10deg) scale(1.15);
}

.anim-slide-left {
  opacity: 0;
  transform: translateX(-40px);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}
.anim-slide-left.is-visible {
  opacity: 1;
  transform: translateX(0);
}

.workflow-card-unique {
  background: #0D121F;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 18px;
  position: relative;
  overflow: hidden;
  transition: all 0.35s ease;
}
.workflow-card-unique::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: linear-gradient(to bottom, #0088FF, #8B5CF6);
  opacity: 0;
  transition: opacity 0.3s ease;
}
.workflow-card-unique:hover {
  border-color: rgba(99, 102, 241, 0.5);
  transform: translateY(-5px);
  box-shadow: 0 15px 35px -5px rgba(99, 102, 241, 0.25);
}
.workflow-card-unique:hover::before {
  opacity: 1;
}

.anim-flip-up {
  opacity: 0;
  transform: perspective(800px) rotateX(15deg) translateY(30px);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}
.anim-flip-up.is-visible {
  opacity: 1;
  transform: perspective(800px) rotateX(0deg) translateY(0);
}

.portfolio-card-unique {
  background: #FFFFFF;
  border: 1px solid #E2E8F0;
  border-radius: 20px;
  overflow: hidden;
  transition: all 0.4s ease;
}
.portfolio-card-unique:hover {
  transform: translateY(-8px);
  border-color: #8B5CF6;
  box-shadow: 0 25px 50px -12px rgba(139, 92, 246, 0.2);
}
.portfolio-card-unique .img-wrapper img {
  transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}
.portfolio-card-unique:hover .img-wrapper img {
  transform: scale(1.08);
}

.anim-fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.anim-fade-in.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.metric-pill-card {
  background: #FFFFFF;
  border: 1px solid #E2E8F0;
  border-radius: 16px;
  padding: 1.25rem;
  transition: all 0.3s ease;
}
.metric-pill-card:hover {
  border-color: #38BDF8;
  box-shadow: 0 10px 25px -5px rgba(56, 189, 248, 0.15);
  transform: translateY(-3px);
}

.delay-100 { transition-delay: 0.1s; }
.delay-200 { transition-delay: 0.2s; }
.delay-300 { transition-delay: 0.3s; }
.delay-400 { transition-delay: 0.4s; }