/* ============================================================
   ANIMATIONS — All Keyframe Definitions & Scroll Reveal
   ============================================================ */

/* --- Fade Animations --- */
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

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

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

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

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

/* --- Scale Animations --- */
@keyframes scaleIn {
  from { opacity: 0; transform: scale(0.8); }
  to { opacity: 1; transform: scale(1); }
}

@keyframes scaleInBounce {
  0% { opacity: 0; transform: scale(0.3); }
  50% { opacity: 1; transform: scale(1.05); }
  70% { transform: scale(0.95); }
  100% { opacity: 1; transform: scale(1); }
}

/* --- Float & Pulse --- */
@keyframes floatY {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-15px); }
}

@keyframes floatX {
  0%, 100% { transform: translateX(0); }
  50% { transform: translateX(10px); }
}

@keyframes pulse {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.05); opacity: 0.8; }
}

@keyframes pulseGlow {
  0%, 100% { box-shadow: 0 0 5px rgba(255, 107, 53, 0.3); }
  50% { box-shadow: 0 0 25px rgba(255, 107, 53, 0.6), 0 0 50px rgba(255, 107, 53, 0.2); }
}

@keyframes pulseRing {
  0% { transform: scale(1); opacity: 1; }
  100% { transform: scale(1.5); opacity: 0; }
}

/* --- Glow --- */
@keyframes glow {
  0%, 100% { box-shadow: 0 0 10px rgba(255, 107, 53, 0.2); }
  50% { box-shadow: 0 0 30px rgba(255, 107, 53, 0.5), 0 0 60px rgba(255, 107, 53, 0.1); }
}

@keyframes borderGlow {
  0%, 100% { border-color: rgba(255, 107, 53, 0.3); }
  50% { border-color: rgba(255, 107, 53, 0.8); }
}

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

@keyframes rotateSlow {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

/* --- Typing Effect --- */
@keyframes typing {
  from { width: 0; }
  to { width: 100%; }
}

@keyframes blink {
  0%, 100% { border-color: var(--clr-primary); }
  50% { border-color: transparent; }
}

/* --- Slide Animations --- */
@keyframes slideInFromLeft {
  from { transform: translateX(-100%); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}

@keyframes slideInFromRight {
  from { transform: translateX(100%); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}

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

/* --- Draw Line (for timeline) --- */
@keyframes drawLine {
  from { height: 0; }
  to { height: 100%; }
}

@keyframes drawLineHorizontal {
  from { width: 0; }
  to { width: 100%; }
}

/* --- Bounce --- */
@keyframes bounce {
  0%, 20%, 50%, 80%, 100% { transform: translateY(0); }
  40% { transform: translateY(-10px); }
  60% { transform: translateY(-5px); }
}

@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); }
}

/* --- Shimmer --- */
@keyframes shimmer {
  0% { background-position: -200% 0; }
  100% { background-position: 200% 0; }
}

/* --- Wave --- */
@keyframes wave {
  0%, 100% { transform: rotate(0deg); }
  20% { transform: rotate(14deg); }
  40% { transform: rotate(-8deg); }
  60% { transform: rotate(14deg); }
  80% { transform: rotate(-4deg); }
}

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

/* --- Scroll Indicator --- */
@keyframes scrollIndicator {
  0% { opacity: 0; transform: translateY(-8px); }
  50% { opacity: 1; }
  100% { opacity: 0; transform: translateY(8px); }
}

/* --- Dot Pulse (for timeline) --- */
@keyframes dotPulse {
  0%, 100% { 
    box-shadow: 0 0 0 0 rgba(255, 107, 53, 0.4);
  }
  50% { 
    box-shadow: 0 0 0 10px rgba(255, 107, 53, 0);
  }
}

/* --- Ripple --- */
@keyframes ripple {
  0% { transform: scale(0); opacity: 0.5; }
  100% { transform: scale(4); opacity: 0; }
}

/* ============================================================
   SCROLL REVEAL CLASSES
   ============================================================ */

/* Base reveal state */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s cubic-bezier(0.17, 0.55, 0.55, 1);
}

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

/* Directional reveals */
.reveal-left {
  opacity: 0;
  transform: translateX(-50px);
  transition: all 0.8s cubic-bezier(0.17, 0.55, 0.55, 1);
}

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

.reveal-right {
  opacity: 0;
  transform: translateX(50px);
  transition: all 0.8s cubic-bezier(0.17, 0.55, 0.55, 1);
}

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

.reveal-scale {
  opacity: 0;
  transform: scale(0.85);
  transition: all 0.8s cubic-bezier(0.17, 0.55, 0.55, 1);
}

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

/* Stagger delays */
.delay-1 { transition-delay: 0.1s !important; }
.delay-2 { transition-delay: 0.2s !important; }
.delay-3 { transition-delay: 0.3s !important; }
.delay-4 { transition-delay: 0.4s !important; }
.delay-5 { transition-delay: 0.5s !important; }
.delay-6 { transition-delay: 0.6s !important; }
.delay-7 { transition-delay: 0.7s !important; }
.delay-8 { transition-delay: 0.8s !important; }

/* ============================================================
   HOVER ANIMATION UTILITIES
   ============================================================ */
.hover-lift {
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}
.hover-lift:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-xl);
}

.hover-glow {
  transition: box-shadow var(--transition-base);
}
.hover-glow:hover {
  box-shadow: var(--shadow-glow);
}

.hover-scale {
  transition: transform var(--transition-base);
}
.hover-scale:hover {
  transform: scale(1.05);
}

.hover-rotate {
  transition: transform var(--transition-base);
}
.hover-rotate:hover {
  transform: rotate(5deg);
}

/* ============================================================
   ANIMATED BACKGROUND SHAPES
   ============================================================ */
.bg-shapes {
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
  z-index: 0;
}

.bg-shape {
  position: absolute;
  border-radius: 50%;
  opacity: 0.05;
}

.bg-shape-1 {
  width: 400px;
  height: 400px;
  background: var(--clr-primary);
  top: -100px;
  right: -100px;
  animation: floatY 12s ease-in-out infinite;
}

.bg-shape-2 {
  width: 300px;
  height: 300px;
  background: var(--clr-blue);
  bottom: -50px;
  left: -50px;
  animation: floatY 15s ease-in-out infinite reverse;
}

.bg-shape-3 {
  width: 200px;
  height: 200px;
  background: var(--clr-gold);
  top: 50%;
  left: 50%;
  animation: floatX 10s ease-in-out infinite;
}