/* ============ SCROLL REVEAL ANIMATIONS ============ */

/* Base state - hidden before scroll trigger */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

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

/* Slide from left */
.reveal-left {
  opacity: 0;
  transform: translateX(-60px);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal-left.revealed {
  opacity: 1;
  transform: translateX(0);
}

/* Slide from right */
.reveal-right {
  opacity: 0;
  transform: translateX(60px);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal-right.revealed {
  opacity: 1;
  transform: translateX(0);
}

/* Scale up */
.reveal-scale {
  opacity: 0;
  transform: scale(0.92);
  transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal-scale.revealed {
  opacity: 1;
  transform: scale(1);
}

/* Stagger delays for children */
.stagger-1 { transition-delay: 0.1s; }
.stagger-2 { transition-delay: 0.2s; }
.stagger-3 { transition-delay: 0.3s; }
.stagger-4 { transition-delay: 0.4s; }

/* ============ HERO ENTRANCE ANIMATIONS ============ */

.hero-content .logo {
  animation: fadeSlideDown 0.8s cubic-bezier(0.16, 1, 0.3, 1) 0.2s both;
}

.header-line {
  animation: lineGrow 1s cubic-bezier(0.16, 1, 0.3, 1) 0.5s both;
  transform-origin: left center;
}

.hero-text h1 {
  animation: fadeSlideUp 0.9s cubic-bezier(0.16, 1, 0.3, 1) 0.7s both;
}

.hero-subtitle {
  animation: fadeSlideUp 0.9s cubic-bezier(0.16, 1, 0.3, 1) 1s both;
}

@keyframes fadeSlideDown {
  from {
    opacity: 0;
    transform: translateY(-20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeSlideUp {
  from {
    opacity: 0;
    transform: translateY(24px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes lineGrow {
  from {
    opacity: 0;
    transform: scaleX(0);
  }
  to {
    opacity: 1;
    transform: scaleX(1);
  }
}

/* ============ PILL HOVER & FLOAT ============ */

.pill {
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1),
              box-shadow 0.3s ease;
}

.pill:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 24px rgba(124, 58, 237, 0.15);
}

/* Subtle float animation for pills */
.pill:nth-child(1) { animation: subtleFloat 4s ease-in-out infinite; }
.pill:nth-child(2) { animation: subtleFloat 4s ease-in-out 1.3s infinite; }
.pill:nth-child(3) { animation: subtleFloat 4s ease-in-out 2.6s infinite; }

@keyframes subtleFloat {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-6px); }
}

/* ============ BUTTON HOVER EFFECTS ============ */

.btn-gradient {
  position: relative;
  overflow: hidden;
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1),
              box-shadow 0.3s ease;
}

.btn-gradient::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.2), transparent);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.btn-gradient:hover {
  transform: translateY(-2px) !important;
  box-shadow: 0 8px 28px rgba(123, 94, 240, 0.35);
}

.btn-gradient:hover::after {
  opacity: 1;
}

.btn-gradient:active {
  transform: translateY(0) !important;
}

/* ============ PRODUCT CARD HOVER ============ */

.product-card {
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1),
              box-shadow 0.4s ease;
}

.product-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.08);
}

/* ============ PARTNERSHIP CARD HOVER ============ */

.partnership-card {
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1),
              box-shadow 0.4s ease,
              border-color 0.4s ease;
}

.partnership-card:hover {
  transform: translateY(-4px);
  box-shadow: 6px 10px 24px rgba(0, 0, 0, 0.1);
  border-color: #7B5EF0;
}

/* ============ GRADIENT TEXT SHIMMER ============ */

.gradient-text-know,
.gradient-text-build {
  background-size: 200% auto;
  animation: shimmer 3s linear infinite;
}

@keyframes shimmer {
  0% { background-position: 0% center; }
  100% { background-position: 200% center; }
}

/* ============ DIVIDER ANIMATION ============ */

.building-divider {
  background-size: 200% 100%;
  animation: gradientSlide 3s linear infinite;
}

@keyframes gradientSlide {
  0% { background-position: 0% 0; }
  100% { background-position: 200% 0; }
}

/* ============ SCROLL TO TOP BUTTON ============ */

.scroll-top {
  position: fixed;
  bottom: 32px;
  right: 32px;
  width: 48px;
  height: 48px;
  border-radius: 14px;
  background: linear-gradient(135deg, #7B5EF0, #56CCF2);
  border: none;
  cursor: pointer;
  z-index: 999;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transform: translateY(20px) scale(0.8);
  transition: opacity 0.4s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.4s cubic-bezier(0.16, 1, 0.3, 1),
              box-shadow 0.3s ease;
  pointer-events: none;
  box-shadow: 0 4px 16px rgba(123, 94, 240, 0.3);
  backdrop-filter: blur(8px);
}

.scroll-top.visible {
  opacity: 1;
  transform: translateY(0) scale(1);
  pointer-events: all;
}

.scroll-top:hover {
  transform: translateY(-2px) scale(1.05);
  box-shadow: 0 8px 28px rgba(123, 94, 240, 0.45);
}

.scroll-top:active {
  transform: translateY(0) scale(0.98);
}

.scroll-top svg {
  width: 22px;
  height: 22px;
  stroke: #fff;
  stroke-width: 2.5;
  fill: none;
  stroke-linecap: round;
  stroke-linejoin: round;
}

/* ============ SMOOTH SECTION TRANSITIONS ============ */

.about-image img {
  transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.about-image:hover img {
  transform: scale(1.03);
}

/* ============ REDUCED MOTION ============ */

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .reveal,
  .reveal-left,
  .reveal-right,
  .reveal-scale {
    opacity: 1;
    transform: none;
  }
}