/* ==========================================================================
   SlikWeb Subtle Animations & Micro-Interactions
   ========================================================================== */

/* Fade In on Load / Scroll */
.animate-fade-in {
  animation: fadeIn 0.6s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Stagger delays */
.delay-1 { animation-delay: 100ms; }
.delay-2 { animation-delay: 200ms; }
.delay-3 { animation-delay: 300ms; }
.delay-4 { animation-delay: 400ms; }

/* Subtle Glow on Metallic Cards */
.glow-card {
  position: relative;
}

.glow-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.15), transparent 40%, rgba(255, 255, 255, 0.05));
  mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  mask-composite: exclude;
  -webkit-mask-composite: xor;
  pointer-events: none;
  opacity: 0.8;
  transition: opacity var(--transition-normal);
}

[data-theme="light"] .glow-card::before {
  background: linear-gradient(135deg, rgba(0, 0, 0, 0.1), transparent 40%, rgba(0, 0, 0, 0.04));
}

.glow-card:hover::before {
  opacity: 1;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.4), transparent 50%, rgba(255, 255, 255, 0.15));
}

/* Interactive Network Node Pulsing */
@keyframes signalPulse {
  0% {
    r: 4;
    opacity: 0.8;
  }
  50% {
    r: 9;
    opacity: 0;
  }
  100% {
    r: 4;
    opacity: 0;
  }
}

.node-pulse {
  animation: signalPulse 2.5s cubic-bezier(0.25, 1, 0.5, 1) infinite;
  transform-origin: center;
}

/* Server Status Ping Animation */
@keyframes pingPacket {
  0% {
    stroke-dashoffset: 100;
  }
  100% {
    stroke-dashoffset: 0;
  }
}

.packet-line {
  stroke-dasharray: 6 12;
  animation: pingPacket 3s linear infinite;
}

/* ==========================================================================
   LUXURY SMOOTH TRANSITIONS & MICRO-INTERACTIONS (PARTHH.IN / APPLE GRADE)
   ========================================================================== */

/* 1. Silky Smooth Theme Transition Wash */
html.theme-transitioning,
html.theme-transitioning *,
html.theme-transitioning *::before,
html.theme-transitioning *::after {
  transition: background-color 380ms cubic-bezier(0.16, 1, 0.3, 1),
              color 380ms cubic-bezier(0.16, 1, 0.3, 1),
              border-color 380ms cubic-bezier(0.16, 1, 0.3, 1),
              box-shadow 380ms cubic-bezier(0.16, 1, 0.3, 1),
              fill 380ms cubic-bezier(0.16, 1, 0.3, 1),
              stroke 380ms cubic-bezier(0.16, 1, 0.3, 1) !important;
  transition-delay: 0s !important;
}

/* Theme Button Tactile Spin Animation */
.theme-toggle-animating svg {
  animation: themeIconSpin 400ms cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
}

@keyframes themeIconSpin {
  0% {
    transform: rotate(0deg) scale(1);
  }
  50% {
    transform: rotate(180deg) scale(0.7);
    opacity: 0.5;
  }
  100% {
    transform: rotate(360deg) scale(1);
    opacity: 1;
  }
}

/* 2. Tactile Spring Press Physics on Interactive Elements */
button:active,
.btn:active,
.navbar-brand:active,
.mobile-nav-item:active,
.mobile-nav-mini-card:active,
.accordion-header:active,
.currency-btn:active {
  transform: scale(0.97) !important;
  transition: transform 120ms cubic-bezier(0.2, 0, 0, 1) !important;
}

/* 3. Smooth Scroll Reveal on Viewport Entry */
.reveal-on-scroll {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 650ms cubic-bezier(0.16, 1, 0.3, 1),
              transform 650ms cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
}

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

/* 4. Mobile Drawer Staggered Child Entry */
.mobile-drawer.open .mobile-nav-group:nth-child(1) {
  animation: drawerItemFade 400ms cubic-bezier(0.16, 1, 0.3, 1) 60ms forwards;
}
.mobile-drawer.open .mobile-nav-group:nth-child(2) {
  animation: drawerItemFade 400ms cubic-bezier(0.16, 1, 0.3, 1) 120ms forwards;
}
.mobile-drawer.open .mobile-nav-group:nth-child(3) {
  animation: drawerItemFade 400ms cubic-bezier(0.16, 1, 0.3, 1) 180ms forwards;
}
.mobile-drawer.open .mobile-drawer-footer {
  animation: drawerItemFade 400ms cubic-bezier(0.16, 1, 0.3, 1) 240ms forwards;
}

.mobile-nav-group,
.mobile-drawer-footer {
  opacity: 0;
  transform: translateY(12px);
}

.mobile-drawer.open .mobile-nav-group,
.mobile-drawer.open .mobile-drawer-footer {
  opacity: 1;
  transform: translateY(0);
}

@keyframes drawerItemFade {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Accessibility: Respect Reduced Motion */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}