/* ==========================================================================
   Randalu Web Solutions - Shared Design System
   ========================================================================== */

:root {
  --base: #0A0F1C;
  --surface: #0F1729;
  --panel: #131D33;
  --amber: #FF8A3D;
  --amber-dim: #B8632A;
  --teal: #4FD1C5;
  --teal-dim: #2F8A80;
  --text-slate-50: #f4f8ff;
  --text-slate-400: #cbd5e1;
  --text-slate-300: #94a3b8;
  --text-slate-200: #e2e8f0;
  --text-slate-100: #f1f5f9;
  --font-display: 'Space Grotesk', sans-serif;
  --font-body: 'Inter', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
}

/* Base styles */
html { scroll-behavior: smooth; }
body { 
  background: var(--base); 
  color: var(--text-slate-50);
  font-family: var(--font-body);
}

::selection { 
  background: var(--amber); 
  color: var(--base); 
}

/* Background Grid */
.bg-grid {
  background-image:
    linear-gradient(rgba(255,255,255,0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.035) 1px, transparent 1px);
  background-size: 44px 44px;
}

/* Noise overlay */
.noise::after{
  content:"";
  position:absolute; 
  inset:0; 
  pointer-events:none; 
  opacity:.035; 
  mix-blend-mode:overlay;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='100' height='100'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* Floating blob animations */
@keyframes drift {
  0%,100% { transform: translate(0,0) scale(1); }
  33% { transform: translate(40px,-30px) scale(1.06); }
  66% { transform: translate(-30px,20px) scale(0.96); }
}
.blob { animation: drift 22s ease-in-out infinite; filter: blur(90px); }
.blob2 { animation: drift 26s ease-in-out infinite reverse; filter: blur(100px); }

/* Blinking dot */
@keyframes blink {
  0%,100% { opacity:1; } 
  50% { opacity:.25; }
}
.pulse-dot { animation: blink 1.8s ease-in-out infinite; }

/* Reveal on scroll animations */
.reveal { opacity:0; transform: translateY(24px); transition: opacity .7s ease, transform .7s ease; }
.reveal.on { opacity:1; transform: translateY(0); }
.reveal-l { opacity:0; transform: translateX(-24px); transition: opacity .7s ease, transform .7s ease; }
.reveal-l.on { opacity:1; transform: translateX(0); }
.reveal-r { opacity:0; transform: translateX(24px); transition: opacity .7s ease, transform .7s ease; }
.reveal-r.on { opacity:1; transform: translateX(0); }

/* Spot hover effect */
.spot { position:relative; overflow:hidden; }
.spot::before{
  content:""; 
  position:absolute; 
  inset:0; 
  pointer-events:none; 
  opacity:0;
  background: radial-gradient(280px circle at var(--x,50%) var(--y,50%), rgba(255,138,61,.14), transparent 70%);
  transition: opacity .3s ease;
}
.spot:hover::before{ opacity:1; }

/* Frame shell for live embeds */
.frame-shell {
  position:relative; 
  overflow:hidden; 
  background:#060a13;
  border-bottom:1px solid rgba(255,255,255,.06);
}
.frame-shell iframe{
  position:absolute; 
  top:0; 
  left:0; 
  border:0; 
  width:400%; 
  height:400%;
  transform: scale(.25); 
  transform-origin: top left; 
  pointer-events:none;
}
.frame-shell img{
  position:absolute; 
  inset:0; 
  width:100%; 
  height:100%; 
  object-fit:cover; 
  object-position: top;
}

/* Type caret for typing effect */
.type-caret::after{
  content:"|"; 
  margin-left:2px; 
  color:var(--amber); 
  animation: blink 1s step-end infinite;
}

/* Marquee scroll */
.marquee-track { animation: scroll 32s linear infinite; }
@keyframes scroll { from{ transform:translateX(0);} to{ transform:translateX(-50%);} }

/* Glass effect */
.glass { 
  background: rgba(19,29,51,.55); 
  backdrop-filter: blur(14px); 
  border:1px solid rgba(255,255,255,.07);
}

/* Scrollbar */
::-webkit-scrollbar{ width:10px; }
::-webkit-scrollbar-track{ background:var(--base); }
::-webkit-scrollbar-thumb{ background:#22304d; border-radius:8px; }

/* Reduced motion support */
@media (prefers-reduced-motion: reduce){
  .blob,.blob2,.pulse-dot,.marquee-track{ animation:none !important; }
  .reveal,.reveal-l,.reveal-r{ transition:none !important; opacity:1 !important; transform:none !important; }
}

/* ==========================================================================
   Component Styles
   ========================================================================== */

/* Skill tag for services */
.skill-tag{
  font-family:'JetBrains Mono',monospace;
  font-size:.78rem;
  color:var(--text-slate-400);
  background:rgba(255,255,255,.05);
  border:1px solid rgba(255,255,255,.08);
  padding:.4rem .8rem;
  border-radius:999px;
}

/* Filter buttons for portfolio */
.filter-btn{
  font-family:'JetBrains Mono',monospace;
  font-size:.8rem;
  color:var(--text-slate-300);
  background:rgba(255,255,255,.04);
  border:1px solid rgba(255,255,255,.08);
  padding:.5rem 1.1rem;
  border-radius:999px;
  transition:all .2s ease;
  cursor:pointer;
}
.filter-btn.active, .filter-btn:hover{ 
  color:var(--base); 
  background:var(--amber); 
  border-color:var(--amber); 
}

/* Service card */
.service-card{
  background:var(--panel);
  border:1px solid rgba(255,255,255,.08);
  border-radius:1rem;
  padding:1.5rem;
  transition:all .2s ease;
}
.service-card:hover{
  transform:translateY(-4px);
  box-shadow:0 10px 25px rgba(0,0,0,.3);
}

/* Feature icon container */
.feature-icon{
  width:2.5rem;
  height:2.5rem;
  border-radius:0.75rem;
  background:rgba(255,138,61,.1);
  display:flex;
  align-items:center;
  justify-content:center;
  margin-bottom:1rem;
}

/* CTA button */
.btn-primary{
  display:inline-flex;
  align-items:center;
  gap:0.5rem;
  background:var(--amber);
  color:var(--base);
  font-weight:600;
  padding:0.75rem 1.5rem;
  border-radius:999px;
  text-decoration:none;
  transition:background .2s ease;
}
.btn-primary:hover{ background:#FF9E4D; }

/* Secondary button */
.btn-secondary{
  display:inline-flex;
  align-items:center;
  gap:0.5rem;
  color:var(--text-slate-200);
  font-weight:500;
  padding:0.75rem 1.5rem;
  border-radius:999px;
  border:1px solid rgba(255,255,255,.15);
  text-decoration:none;
  transition:border-color .2s ease;
}
.btn-secondary:hover{
  border-color:var(--amber);
  color:var(--amber);
}

/* Counter numbers */
.counter{
  font-family:'Space Grotesk',sans-serif;
  font-weight:700;
  font-size:2.5rem;
  color:var(--text-slate-50);
}

/* Marquee items */
.marquee-item{
  font-family:'JetBrains Mono',monospace;
  font-size:.875rem;
  color:var(--text-slate-400);
  background:rgba(255,255,255,.04);
  border:1px solid rgba(255,255,255,.08);
  padding:.375rem .75rem;
  border-radius:999px;
  white-space:nowrap;
}

/* FAQ accordion */
.faq-item{
  border-top:1px solid rgba(255,255,255,.05);
}
.faq-question{
  font-family:'Space Grotesk',sans-serif;
  font-weight:500;
  margin-bottom:0.5rem;
  cursor:pointer;
}
.faq-answer{
  font-family:'Inter',sans-serif;
  font-size:.875rem;
  color:var(--text-slate-400);
  line-height:1.6;
}