/* ==========================================================================
   10th Planet Tigard — Animations
   Scroll-triggered and page-load animation system
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. PAGE LOAD ANIMATIONS
   -------------------------------------------------------------------------- */

/* Base state for elements that animate in on page load */
.load-animate {
  opacity: 0;
  transform: translateY(20px);
  animation: fadeInUp 0.7s ease forwards;
}

/* Staggered delays for load animations */
.load-animate--d1 { animation-delay: 0.1s; }
.load-animate--d2 { animation-delay: 0.2s; }
.load-animate--d3 { animation-delay: 0.3s; }
.load-animate--d4 { animation-delay: 0.4s; }
.load-animate--d5 { animation-delay: 0.5s; }
.load-animate--d6 { animation-delay: 0.6s; }

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

/* --------------------------------------------------------------------------
   2. SCROLL-TRIGGERED ANIMATIONS
   -------------------------------------------------------------------------- */

/* Elements start hidden, revealed by Intersection Observer adding .is-visible */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

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

/* Stagger children within a reveal group */
.reveal-group .reveal {
  transition-delay: 0s;
}

.reveal-group .reveal:nth-child(1) { transition-delay: 0s; }
.reveal-group .reveal:nth-child(2) { transition-delay: 0.1s; }
.reveal-group .reveal:nth-child(3) { transition-delay: 0.15s; }
.reveal-group .reveal:nth-child(4) { transition-delay: 0.2s; }
.reveal-group .reveal:nth-child(5) { transition-delay: 0.25s; }
.reveal-group .reveal:nth-child(6) { transition-delay: 0.3s; }

/* Slide from left */
.reveal--left {
  opacity: 0;
  transform: translateX(-30px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

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

/* Slide from right */
.reveal--right {
  opacity: 0;
  transform: translateX(30px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

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

/* Scale in subtly */
.reveal--scale {
  opacity: 0;
  transform: scale(0.97);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

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

/* --------------------------------------------------------------------------
   3. HOVER MICRO-INTERACTIONS
   -------------------------------------------------------------------------- */

/* Card lift on hover */
.hover-lift {
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.hover-lift:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 30px rgba(28, 28, 26, 0.06);
}

/* Line grow from left */
.hover-line {
  position: relative;
}

.hover-line::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--color-moss);
  transition: width var(--transition-base);
}

.hover-line:hover::after {
  width: 100%;
}

/* --------------------------------------------------------------------------
   4. DECORATIVE ANIMATIONS
   -------------------------------------------------------------------------- */

/* Slow pulse for decorative elements */
@keyframes slowPulse {
  0%, 100% { opacity: 0.07; }
  50% { opacity: 0.12; }
}

.deco-pulse {
  animation: slowPulse 6s ease-in-out infinite;
}

/* Slow vertical float */
@keyframes gentleFloat {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

.deco-float {
  animation: gentleFloat 8s ease-in-out infinite;
}

/* Horizontal rule draw-in */
.hr-animate {
  width: 0;
  transition: width 1s ease;
}

.hr-animate.is-visible {
  width: 100%;
}

/* --------------------------------------------------------------------------
   5. NAVIGATION TRANSITIONS
   -------------------------------------------------------------------------- */

/* Header scroll transition */
.site-header {
  transition: background-color 0.4s ease,
              box-shadow 0.4s ease,
              padding 0.4s ease;
}

/* Mobile menu slide */
.mobile-nav {
  transition: transform 0.45s cubic-bezier(0.25, 0.1, 0.25, 1);
}

.mobile-nav-overlay {
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

/* --------------------------------------------------------------------------
   6. ACCORDION TRANSITIONS
   -------------------------------------------------------------------------- */

/* FAQ and Schedule accordion content */
.faq-answer,
.schedule-day-content {
  transition: max-height 0.4s ease;
}

/* FAQ icon rotation */
.faq-icon {
  transition: transform 0.3s ease;
}

/* Schedule chevron rotation */
.schedule-chevron {
  transition: transform 0.3s ease;
}

/* --------------------------------------------------------------------------
   7. FORM ANIMATIONS
   -------------------------------------------------------------------------- */

/* Input focus underline */
.form-input {
  transition: border-color 0.3s ease;
}

/* Success state fade in */
.form-success {
  animation: fadeInUp 0.5s ease forwards;
}

/* Error shake */
@keyframes shake {
  0%, 100% { transform: translateX(0); }
  20% { transform: translateX(-4px); }
  40% { transform: translateX(4px); }
  60% { transform: translateX(-4px); }
  80% { transform: translateX(4px); }
}

.form-group.has-error .form-input {
  animation: shake 0.4s ease;
}

/* --------------------------------------------------------------------------
   8. SCHEDULE GRID ANIMATIONS
   -------------------------------------------------------------------------- */

/* Staggered fade-up for schedule grid blocks */
@keyframes gridBlockIn {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Subtle glow pulse on today's column header */
@keyframes todayPulse {
  0%, 100% {
    box-shadow: inset 0 0 0 rgba(74, 94, 74, 0);
  }
  50% {
    box-shadow: inset 0 0 20px rgba(74, 94, 74, 0.15);
  }
}

/* Scale-pulse for the stat "7" number */
@keyframes statReveal {
  0% {
    opacity: 0;
    transform: translate(-50%, -50%) scale(0.7);
  }
  60% {
    opacity: 0.12;
    transform: translate(-50%, -50%) scale(1.05);
  }
  100% {
    opacity: 0.1;
    transform: translate(-50%, -50%) scale(1);
  }
}

/* --------------------------------------------------------------------------
   9. REDUCED MOTION
   -------------------------------------------------------------------------- */
@media (prefers-reduced-motion: reduce) {
  .reveal,
  .reveal--left,
  .reveal--right,
  .reveal--scale {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .load-animate {
    opacity: 1;
    transform: none;
    animation: none;
  }

  .deco-pulse,
  .deco-float {
    animation: none;
  }

  .hover-lift:hover {
    transform: none;
  }

  .grid-block {
    animation: none;
    opacity: 1;
    transform: none;
  }

  .grid-header.is-today {
    animation: none;
  }

  .stat-bg-number.is-animated {
    animation: none;
    opacity: 0.1;
  }
}