/* ═══════════════════════════════════════════════════════════════
   MOTION PRIMITIVES — Adapted from ibelick/motion-primitives
   & WatermelonCorp/watermelon-platform for Court Booking App
   Pure CSS animations (no React/Motion dependency)
   ═══════════════════════════════════════════════════════════════ */

/* ── Keyframes ─────────────────────────────────────────────── */

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

@keyframes mp-border-trail {
  0% { offset-distance: 0%; }
  100% { offset-distance: 100%; }
}

@keyframes mp-glow-rotate {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

@keyframes mp-breathe {
  0%, 100% { transform: scale(1); opacity: 0.6; }
  50% { transform: scale(1.04); opacity: 0.9; }
}

@keyframes mp-fade-in-up {
  from { opacity: 0; transform: translateY(16px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes mp-fade-in-down {
  from { opacity: 0; transform: translateY(-12px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes mp-fade-in-scale {
  from { opacity: 0; transform: scale(0.96); }
  to { opacity: 1; transform: scale(1); }
}

@keyframes mp-slide-in-right {
  from { opacity: 0; transform: translateX(24px); }
  to { opacity: 1; transform: translateX(0); }
}

@keyframes mp-slide-in-left {
  from { opacity: 0; transform: translateX(-24px); }
  to { opacity: 1; transform: translateX(0); }
}

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

@keyframes mp-gradient-shift {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

@keyframes mp-pulse-ring {
  0% { transform: scale(0.95); opacity: 0.7; }
  50% { transform: scale(1); opacity: 0.3; }
  100% { transform: scale(0.95); opacity: 0.7; }
}

@keyframes mp-spin-slow {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

@keyframes mp-text-reveal {
  from { clip-path: inset(0 100% 0 0); }
  to { clip-path: inset(0 0 0 0); }
}

@keyframes mp-toast-in {
  from { opacity: 0; transform: translateY(12px) scale(0.95); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

@keyframes mp-toast-out {
  from { opacity: 1; transform: translateY(0) scale(1); }
  to { opacity: 0; transform: translateY(-8px) scale(0.95); }
}

@keyframes mp-number-slide {
  from { transform: translateY(-100%); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}

@keyframes mp-dot-pulse {
  0%, 100% { transform: scale(1); opacity: 0.5; }
  50% { transform: scale(1.5); opacity: 1; }
}

@keyframes mp-stagger-in {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ── Text Shimmer ──────────────────────────────────────────── */

.mp-text-shimmer {
  background: linear-gradient(
    90deg,
    var(--mp-shimmer-base, rgba(255,255,255,0.6)) 0%,
    var(--mp-shimmer-base, rgba(255,255,255,0.6)) 40%,
    var(--mp-shimmer-highlight, #D6FF5F) 50%,
    var(--mp-shimmer-base, rgba(255,255,255,0.6)) 60%,
    var(--mp-shimmer-base, rgba(255,255,255,0.6)) 100%
  );
  background-size: 200% 100%;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: mp-shimmer 3s ease-in-out infinite;
}

.mp-text-shimmer-dark {
  --mp-shimmer-base: rgba(32,28,25,0.5);
  --mp-shimmer-highlight: #D6FF5F;
}

/* ── Glow Effect ───────────────────────────────────────────── */

.mp-glow {
  position: relative;
  overflow: hidden;
}

.mp-glow::before {
  content: '';
  position: absolute;
  inset: -2px;
  border-radius: inherit;
  background: conic-gradient(
    from 0deg,
    transparent 0%,
    var(--mp-glow-color, #D6FF5F) 10%,
    transparent 20%,
    transparent 80%,
    var(--mp-glow-color, #D6FF5F) 90%,
    transparent 100%
  );
  animation: mp-glow-rotate 4s linear infinite;
  opacity: 0;
  transition: opacity 0.3s ease;
  z-index: -1;
}

.mp-glow:hover::before,
.mp-glow.active::before {
  opacity: 1;
}

.mp-glow::after {
  content: '';
  position: absolute;
  inset: 1px;
  border-radius: inherit;
  background: inherit;
  z-index: -1;
}

/* ── Border Trail ──────────────────────────────────────────── */

.mp-border-trail {
  position: relative;
  overflow: hidden;
}

.mp-border-trail::before {
  content: '';
  position: absolute;
  width: 60px;
  height: 60px;
  background: var(--mp-trail-color, #D6FF5F);
  border-radius: 50%;
  offset-path: rect(0 auto auto 0 round 30px);
  animation: mp-border-trail 5s linear infinite;
  filter: blur(8px);
  opacity: 0;
  transition: opacity 0.4s ease;
}

.mp-border-trail:hover::before {
  opacity: 0.6;
}

/* ── In-View Animations ────────────────────────────────────── */

.mp-in-view {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.mp-in-view.mp-visible {
  opacity: 1;
  transform: translateY(0);
}

.mp-in-view-scale {
  opacity: 0;
  transform: scale(0.96);
  transition: opacity 0.5s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

.mp-in-view-scale.mp-visible {
  opacity: 1;
  transform: scale(1);
}

.mp-in-view-left {
  opacity: 0;
  transform: translateX(-20px);
  transition: opacity 0.5s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

.mp-in-view-left.mp-visible {
  opacity: 1;
  transform: translateX(0);
}

.mp-in-view-right {
  opacity: 0;
  transform: translateX(20px);
  transition: opacity 0.5s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

.mp-in-view-right.mp-visible {
  opacity: 1;
  transform: translateX(0);
}

/* Staggered children */
.mp-stagger > .mp-in-view:nth-child(1) { transition-delay: 0ms; }
.mp-stagger > .mp-in-view:nth-child(2) { transition-delay: 60ms; }
.mp-stagger > .mp-in-view:nth-child(3) { transition-delay: 120ms; }
.mp-stagger > .mp-in-view:nth-child(4) { transition-delay: 180ms; }
.mp-stagger > .mp-in-view:nth-child(5) { transition-delay: 240ms; }
.mp-stagger > .mp-in-view:nth-child(6) { transition-delay: 300ms; }
.mp-stagger > .mp-in-view:nth-child(7) { transition-delay: 360ms; }
.mp-stagger > .mp-in-view:nth-child(8) { transition-delay: 420ms; }

/* ── Tilt Effect ───────────────────────────────────────────── */

.mp-tilt {
  transform-style: preserve-3d;
  transition: transform 0.15s ease-out;
  will-change: transform;
}

.mp-tilt-inner {
  transform: translateZ(20px);
}

/* ── Spotlight ─────────────────────────────────────────────── */

.mp-spotlight {
  position: relative;
  overflow: hidden;
}

.mp-spotlight-beam {
  position: absolute;
  width: 300px;
  height: 300px;
  border-radius: 50%;
  background: radial-gradient(
    circle,
    var(--mp-spotlight-color, rgba(214,255,95,0.08)) 0%,
    transparent 70%
  );
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.3s ease;
  transform: translate(-50%, -50%);
}

.mp-spotlight:hover .mp-spotlight-beam {
  opacity: 1;
}

/* ── Magnetic Button ───────────────────────────────────────── */

.mp-magnetic {
  transition: transform 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: transform;
}

/* ── Animated Background ───────────────────────────────────── */

.mp-animated-bg {
  background: linear-gradient(
    135deg,
    var(--mp-bg-1, #201C19) 0%,
    var(--mp-bg-2, #2a2520) 25%,
    var(--mp-bg-3, #1a1612) 50%,
    var(--mp-bg-4, #252019) 75%,
    var(--mp-bg-1, #201C19) 100%
  );
  background-size: 400% 400%;
  animation: mp-gradient-shift 15s ease infinite;
}

.mp-mesh-bg {
  background:
    radial-gradient(ellipse at 20% 50%, rgba(214,255,95,0.06) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 20%, rgba(214,255,95,0.04) 0%, transparent 50%),
    radial-gradient(ellipse at 50% 80%, rgba(255,138,91,0.03) 0%, transparent 50%),
    var(--mp-mesh-base, #201C19);
}

/* ── Transition Panel ──────────────────────────────────────── */

.mp-panel-enter {
  animation: mp-fade-in-up 0.35s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.mp-panel-exit {
  animation: mp-fade-in-up 0.2s cubic-bezier(0.16, 1, 0.3, 1) reverse forwards;
}

/* ── Card Styles ───────────────────────────────────────────── */

.mp-card {
  position: relative;
  border-radius: 20px;
  background: rgba(255,251,245,0.6);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(234,224,213,0.6);
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.mp-card:hover {
  border-color: rgba(214,255,95,0.3);
  box-shadow: 0 8px 32px rgba(32,28,25,0.08),
              0 0 0 1px rgba(214,255,95,0.1);
  transform: translateY(-2px);
}

.mp-card-dark {
  background: rgba(32,28,25,0.6);
  border-color: rgba(255,255,255,0.08);
}

.mp-card-dark:hover {
  border-color: rgba(214,255,95,0.2);
  box-shadow: 0 8px 32px rgba(0,0,0,0.3),
              0 0 0 1px rgba(214,255,95,0.1);
}

/* ── Glass Morphism ────────────────────────────────────────── */

.mp-glass {
  background: rgba(255,251,245,0.7);
  backdrop-filter: blur(16px) saturate(1.5);
  -webkit-backdrop-filter: blur(16px) saturate(1.5);
  border: 1px solid rgba(255,255,255,0.3);
}

.mp-glass-dark {
  background: rgba(32,28,25,0.7);
  backdrop-filter: blur(16px) saturate(1.5);
  -webkit-backdrop-filter: blur(16px) saturate(1.5);
  border: 1px solid rgba(255,255,255,0.08);
}

/* ── Toast Animation ───────────────────────────────────────── */

.mp-toast-enter {
  animation: mp-toast-in 0.35s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.mp-toast-exit {
  animation: mp-toast-out 0.25s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

/* ── Floating Dots ─────────────────────────────────────────── */

.mp-dot {
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: currentColor;
  animation: mp-dot-pulse 2s ease-in-out infinite;
}

/* ── Animated Number ───────────────────────────────────────── */

.mp-number {
  display: inline-block;
  overflow: hidden;
  height: 1.2em;
  line-height: 1.2;
}

.mp-number-digit {
  display: inline-block;
  animation: mp-number-slide 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

/* ── Focus Glow ────────────────────────────────────────────── */

.mp-focus-glow {
  transition: box-shadow 0.2s ease, border-color 0.2s ease;
}

.mp-focus-glow:focus {
  border-color: #D6FF5F;
  box-shadow: 0 0 0 3px rgba(214,255,95,0.2),
              0 0 20px rgba(214,255,95,0.1);
}

/* ── Hover Lift ────────────────────────────────────────────── */

.mp-hover-lift {
  transition: transform 0.25s cubic-bezier(0.16, 1, 0.3, 1),
              box-shadow 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.mp-hover-lift:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 24px rgba(32,28,25,0.1);
}

/* ── Button Styles ─────────────────────────────────────────── */

.mp-btn-primary {
  position: relative;
  overflow: hidden;
  background: #D6FF5F;
  color: #201C19;
  font-weight: 800;
  border-radius: 999px;
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.mp-btn-primary::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.3) 0%, transparent 50%);
  opacity: 0;
  transition: opacity 0.25s ease;
}

.mp-btn-primary:hover::before {
  opacity: 1;
}

.mp-btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(214,255,95,0.3);
}

.mp-btn-primary:active {
  transform: translateY(0) scale(0.98);
}

.mp-btn-ghost {
  position: relative;
  overflow: hidden;
  background: transparent;
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: 999px;
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.mp-btn-ghost:hover {
  background: rgba(255,255,255,0.08);
  border-color: rgba(214,255,95,0.3);
}

/* ── Tab Indicator ─────────────────────────────────────────── */

.mp-tab-indicator {
  position: relative;
}

.mp-tab-indicator::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 50%;
  width: 0;
  height: 2px;
  background: #D6FF5F;
  border-radius: 1px;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  transform: translateX(-50%);
}

.mp-tab-indicator.active::after {
  width: 100%;
}

/* ── Progressive Blur ──────────────────────────────────────── */

.mp-progress-blur::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 40px;
  background: linear-gradient(to bottom, transparent, var(--mp-blur-bg, #FFFBF5));
  pointer-events: none;
}

/* ── Utility: Reduced Motion ───────────────────────────────── */

@media (prefers-reduced-motion: reduce) {
  .mp-text-shimmer,
  .mp-glow::before,
  .mp-border-trail::before,
  .mp-animated-bg,
  .mp-dot {
    animation: none !important;
  }
  .mp-tilt,
  .mp-magnetic,
  .mp-hover-lift,
  .mp-card {
    transform: none !important;
    transition: none !important;
  }
}