/* ==========================================
   SENJA & SAJI — Animations & Micro-interactions
   ========================================== */

/* ---- Keyframes ---- */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}

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

@keyframes slideInLeft {
  from { opacity: 0; transform: translateX(-32px); }
  to   { opacity: 1; transform: translateX(0); }
}

@keyframes slideInRight {
  from { opacity: 0; transform: translateX(32px); }
  to   { opacity: 1; transform: translateX(0); }
}

@keyframes scaleIn {
  from { opacity: 0; transform: scale(0.92); }
  to   { opacity: 1; transform: scale(1); }
}

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

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-10px); }
}

@keyframes pulse-glow {
  0%, 100% { box-shadow: 0 0 20px rgba(196, 122, 81, 0.3); }
  50%       { box-shadow: 0 0 40px rgba(196, 122, 81, 0.6); }
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

@keyframes slideDown {
  from { opacity: 0; transform: translateY(-8px); max-height: 0; }
  to   { opacity: 1; transform: translateY(0); max-height: 500px; }
}

/* ---- Scroll Reveal Base ---- */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

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

.reveal-left {
  opacity: 0;
  transform: translateX(-30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

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

.reveal-right {
  opacity: 0;
  transform: translateX(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

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

.reveal-scale {
  opacity: 0;
  transform: scale(0.94);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal-scale.visible {
  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; }

/* ---- Page Load ---- */
.page-enter {
  animation: fadeIn 0.5s ease forwards;
}

/* ---- Loader ---- */
.page-loader {
  position: fixed;
  inset: 0;
  background: var(--cream-light);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  transition: opacity 0.4s ease;
}

.page-loader.hide {
  opacity: 0;
  pointer-events: none;
}

.loader-ring {
  width: 48px;
  height: 48px;
  border: 3px solid var(--border);
  border-top-color: var(--terracotta);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

/* ---- Ripple effect for buttons ---- */
.ripple {
  position: relative;
  overflow: hidden;
}

.ripple::after {
  content: '';
  position: absolute;
  width: 100%;
  height: 100%;
  top: 0;
  left: 0;
  background: rgba(255,255,255,0.2);
  border-radius: inherit;
  transform: scale(0);
  opacity: 0;
  transition: transform 0.4s ease, opacity 0.4s ease;
}

.ripple:active::after {
  transform: scale(2);
  opacity: 0;
  transition: 0s;
}

/* ---- Skeleton loading ---- */
.skeleton {
  background: linear-gradient(
    90deg,
    var(--cream-dark) 25%,
    var(--cream) 50%,
    var(--cream-dark) 75%
  );
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
  border-radius: var(--radius-sm);
}

/* ---- Toast ---- */
.toast-container {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: var(--z-toast);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.toast {
  background: var(--espresso);
  color: var(--cream);
  padding: var(--space-4) var(--space-6);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  display: flex;
  align-items: center;
  gap: var(--space-3);
  min-width: 280px;
  max-width: 400px;
  animation: fadeUp 0.3s ease forwards;
  transition: opacity 0.3s ease, transform 0.3s ease;
  font-family: var(--font-body);
  font-size: var(--text-sm);
}

.toast.success { border-left: 4px solid #4CAF50; }
.toast.error   { border-left: 4px solid #F44336; }
.toast.info    { border-left: 4px solid var(--terracotta); }

.toast.hide {
  opacity: 0;
  transform: translateX(20px);
}

.toast-icon {
  font-size: 1.2rem;
  flex-shrink: 0;
}

/* ---- Number counter ---- */
@keyframes countUp {
  from { opacity: 0; transform: translateY(10px); }
  to   { opacity: 1; transform: translateY(0); }
}

.count-anim {
  animation: countUp 0.4s ease forwards;
}

/* ---- Image hover zoom ---- */
.img-zoom {
  overflow: hidden;
  border-radius: inherit;
}

.img-zoom img,
.img-zoom .img-placeholder {
  transition: transform 0.5s ease;
}

.img-zoom:hover img,
.img-zoom:hover .img-placeholder {
  transform: scale(1.06);
}