/* ============================================================
   VIVASOFT Inc — Animation Keyframes & Motion System
   ============================================================ */

/* ─── Float (Device Mockups) ─── */
@keyframes float {
  0%, 100% { transform: translateY(0px); }
  50%       { transform: translateY(-18px); }
}

@keyframes floatReverse {
  0%, 100% { transform: translateY(0px) rotate(-4deg); }
  50%       { transform: translateY(-14px) rotate(-4deg); }
}

@keyframes floatTilt {
  0%, 100% { transform: translateY(0px) rotate(2deg); }
  50%       { transform: translateY(-14px) rotate(2deg); }
}

/* ─── Fade Up (Scroll Entrance) ─── */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(40px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes fadeDown {
  from { opacity: 0; transform: translateY(-30px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes fadeLeft {
  from { opacity: 0; transform: translateX(-40px); }
  to   { opacity: 1; transform: translateX(0); }
}

@keyframes fadeRight {
  from { opacity: 0; transform: translateX(40px); }
  to   { opacity: 1; transform: translateX(0); }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

@keyframes scaleIn {
  from { opacity: 0; transform: scale(0.85); }
  to   { opacity: 1; transform: scale(1); }
}

@keyframes bounceIn {
  0%   { opacity: 0; transform: scale(0.3); }
  50%  { opacity: 1; transform: scale(1.05); }
  70%  { transform: scale(0.9); }
  100% { opacity: 1; transform: scale(1); }
}

/* ─── Typing cursor ─── */
@keyframes blink {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0; }
}

/* ─── Logo Ticker ─── */
@keyframes ticker {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

/* ─── Bar Fill ─── */
@keyframes barFill {
  from { width: 40%; }
  to   { width: 85%; }
}

/* ─── WhatsApp Pulse ─── */
@keyframes pulseWA {
  0%, 100% { box-shadow: 0 4px 20px rgba(37,211,102,0.45), 0 0 0 0 rgba(37,211,102,0.4); }
  50%       { box-shadow: 0 4px 20px rgba(37,211,102,0.45), 0 0 0 12px rgba(37,211,102,0); }
}

/* ─── Number Count Ripple ─── */
@keyframes statPop {
  0%   { transform: scale(1); }
  50%  { transform: scale(1.08); }
  100% { transform: scale(1); }
}

/* ─── Shimmer Loading ─── */
@keyframes shimmer {
  0%   { background-position: -1000px 0; }
  100% { background-position: 1000px 0; }
}

/* ─── Gradient Shift (Hero background) ─── */
@keyframes gradientShift {
  0%   { background-position: 0% 50%; }
  50%  { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

/* ─── Rotate slow ─── */
@keyframes rotateSlow {
  from { transform: rotate(0deg); }
  to   { transform: rotate(360deg); }
}

/* ─── Code Rain (Slide 2 BG decoration) ─── */
@keyframes codeRain {
  0%   { transform: translateY(-100%); opacity: 0; }
  10%  { opacity: 0.6; }
  90%  { opacity: 0.6; }
  100% { transform: translateY(100vh); opacity: 0; }
}

/* ─── Hero text entrance ─── */
@keyframes heroEntrance {
  from { opacity: 0; transform: translateY(30px); filter: blur(4px); }
  to   { opacity: 1; transform: translateY(0); filter: blur(0); }
}

/* ─── Service card hover icon ─── */
@keyframes iconBounce {
  0%, 100% { transform: scale(1); }
  25%       { transform: scale(1.15) rotate(-5deg); }
  75%       { transform: scale(1.1) rotate(3deg); }
}

/* ─── Animated Border ─── */
@keyframes borderPulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(27,109,181,0); }
  50%       { box-shadow: 0 0 0 6px rgba(27,109,181,0.15); }
}

/* ─── Page Load Spinner ─── */
@keyframes spin {
  to { transform: rotate(360deg); }
}

/* ─── Entrance Classes (used via JS IntersectionObserver) ─── */
.animate-on-scroll {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.7s cubic-bezier(0.4, 0, 0.2, 1),
              transform 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}
.animate-on-scroll.animated {
  opacity: 1;
  transform: translateY(0);
}
.animate-left {
  opacity: 0;
  transform: translateX(-40px);
  transition: opacity 0.7s cubic-bezier(0.4, 0, 0.2, 1),
              transform 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}
.animate-left.animated {
  opacity: 1;
  transform: translateX(0);
}
.animate-right {
  opacity: 0;
  transform: translateX(40px);
  transition: opacity 0.7s cubic-bezier(0.4, 0, 0.2, 1),
              transform 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}
.animate-right.animated {
  opacity: 1;
  transform: translateX(0);
}
.animate-scale {
  opacity: 0;
  transform: scale(0.9);
  transition: opacity 0.6s cubic-bezier(0.4, 0, 0.2, 1),
              transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}
.animate-scale.animated {
  opacity: 1;
  transform: scale(1);
}

/* Stagger delays */
.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }
.delay-4 { transition-delay: 0.4s; }
.delay-5 { transition-delay: 0.5s; }
.delay-6 { transition-delay: 0.6s; }

/* ─── Hero Slide Text Animation ─── */
.swiper-slide-active .hero-tag   { animation: heroEntrance 0.6s ease forwards 0.1s; }
.swiper-slide-active .hero-title { animation: heroEntrance 0.6s ease forwards 0.25s; }
.swiper-slide-active .hero-subtitle { animation: heroEntrance 0.6s ease forwards 0.4s; }
.swiper-slide-active .hero-ctas { animation: heroEntrance 0.6s ease forwards 0.55s; }

.swiper-slide:not(.swiper-slide-active) .hero-tag,
.swiper-slide:not(.swiper-slide-active) .hero-title,
.swiper-slide:not(.swiper-slide-active) .hero-subtitle,
.swiper-slide:not(.swiper-slide-active) .hero-ctas { opacity: 0; }

/* ─── Particle Background ─── */
.particles-container {
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
  z-index: 0;
}
.particle {
  position: absolute;
  border-radius: 50%;
  background: rgba(255,255,255,0.15);
  animation: particleFloat linear infinite;
}

@keyframes particleFloat {
  0%   { transform: translateY(100vh) translateX(0) rotate(0deg); opacity: 0; }
  10%  { opacity: 0.6; }
  90%  { opacity: 0.6; }
  100% { transform: translateY(-100px) translateX(20px) rotate(360deg); opacity: 0; }
}

/* ─── Code Rain Lines ─── */
.code-rain-wrap {
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
}
.code-line {
  position: absolute;
  top: -100px;
  font-family: 'Courier New', monospace;
  font-size: 0.75rem;
  color: rgba(42, 132, 216, 0.35);
  animation: codeRain linear infinite;
  white-space: nowrap;
  letter-spacing: 2px;
}

/* ─── Gradient mesh for hero ─── */
.hero-mesh {
  position: absolute;
  inset: 0;
  background-size: 300% 300%;
  animation: gradientShift 8s ease infinite;
  opacity: 0.4;
}

/* ─── Glow rings ─── */
@keyframes glowRing {
  0%, 100% { transform: scale(1); opacity: 0.3; }
  50%       { transform: scale(1.15); opacity: 0.1; }
}
.glow-ring {
  position: absolute;
  border-radius: 50%;
  border: 1px solid rgba(27,109,181,0.4);
  animation: glowRing 3s ease-in-out infinite;
}

/* ─── Scroll indicator ─── */
.scroll-indicator {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 10;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: rgba(255,255,255,0.7);
  font-size: 0.75rem;
  font-family: var(--font-display);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.scroll-wheel {
  width: 24px;
  height: 38px;
  border: 2px solid rgba(255,255,255,0.4);
  border-radius: 12px;
  position: relative;
}
.scroll-wheel::after {
  content: '';
  position: absolute;
  top: 6px;
  left: 50%;
  transform: translateX(-50%);
  width: 4px;
  height: 8px;
  background: rgba(255,255,255,0.6);
  border-radius: 2px;
  animation: scrollDot 1.5s ease-in-out infinite;
}
@keyframes scrollDot {
  0%, 100% { transform: translateX(-50%) translateY(0); opacity: 1; }
  100%      { transform: translateX(-50%) translateY(14px); opacity: 0; }
}

/* ─── Page Transition Overlay ─── */
.page-transition {
  position: fixed;
  inset: 0;
  background: var(--primary-blue);
  z-index: 9999;
  transform: translateY(100%);
  transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}
.page-transition.active { transform: translateY(0); }

/* ─── Ribbon badge ─── */
.ribbon {
  position: absolute;
  top: 16px;
  right: -4px;
  background: var(--accent-gold);
  color: #1A1A1A;
  font-family: var(--font-display);
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 4px 14px;
  border-radius: 4px 0 0 4px;
}
.ribbon::after {
  content: '';
  position: absolute;
  right: 0;
  bottom: -4px;
  border-left: 4px solid #8A5700;
  border-bottom: 4px solid transparent;
}

/* ─── Loading skeleton ─── */
.skeleton {
  background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
  background-size: 1000px 100%;
  animation: shimmer 1.5s infinite;
  border-radius: var(--radius-sm);
}