/*
 * This is a manifest file that'll be compiled into application.css.
 *
 * With Propshaft, assets are served efficiently without preprocessing steps. You can still include
 * application-wide styles in this file, but keep in mind that CSS precedence will follow the standard
 * cascading order, meaning styles declared later in the document or manifest will override earlier ones,
 * depending on specificity.
 *
 * Consider organizing styles into separate files for maintainability.
 */

/* ===== Micro-interactions & Animations ===== */

/* Progress bar fill animation */
.animate-progress {
  animation: progress-fill 1s ease-out forwards;
}
@keyframes progress-fill {
  from { width: 0%; }
}

/* Slide-down entrance for flash messages */
.animate-slide-down {
  animation: slide-down 0.4s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}
@keyframes slide-down {
  from {
    opacity: 0;
    transform: translateY(-12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Fade-up entrance for page sections */
.animate-fade-up {
  animation: fade-up 0.5s ease-out forwards;
  opacity: 0;
}
@keyframes fade-up {
  from {
    opacity: 0;
    transform: translateY(16px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Stagger delay utilities */
.delay-100 { animation-delay: 100ms; }
.delay-200 { animation-delay: 200ms; }
.delay-300 { animation-delay: 300ms; }
.delay-400 { animation-delay: 400ms; }

/* Card hover lift (supplement Tailwind's hover:shadow) */
.card-hover {
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.card-hover:hover {
  transform: translateY(-2px);
}

/* Dropdown menu animation */
.dropdown-enter {
  animation: dropdown-open 0.15s ease-out forwards;
}
@keyframes dropdown-open {
  from {
    opacity: 0;
    transform: scale(0.95) translateY(-4px);
  }
  to {
    opacity: 1;
    transform: scale(1) translateY(0);
  }
}

/* Mobile menu slide animation */
.mobile-menu-enter {
  animation: mobile-menu-slide 0.3s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}
.mobile-menu-leave {
  animation: mobile-menu-slide 0.2s cubic-bezier(0.16, 1, 0.3, 1) reverse forwards;
}
@keyframes mobile-menu-slide {
  from {
    opacity: 0;
    max-height: 0;
    transform: translateY(-8px);
  }
  to {
    opacity: 1;
    max-height: 500px;
    transform: translateY(0);
  }
}

/* Notification bell shake animation */
.animate-bell-shake {
  animation: bell-shake 0.6s ease-in-out;
  animation-iteration-count: 1;
}
.bell-ring {
  animation: bell-shake 0.6s ease-in-out infinite;
  animation-delay: 3s;
  animation-iteration-count: 3;
}
@keyframes bell-shake {
  0%   { transform: rotate(0deg); }
  15%  { transform: rotate(12deg); }
  30%  { transform: rotate(-10deg); }
  45%  { transform: rotate(8deg); }
  60%  { transform: rotate(-6deg); }
  75%  { transform: rotate(3deg); }
  100% { transform: rotate(0deg); }
}

/* Save button scale pulse */
.animate-save-pulse {
  animation: save-pulse 0.35s cubic-bezier(0.17, 0.67, 0.21, 1.69) forwards;
}
@keyframes save-pulse {
  0%   { transform: scale(1); }
  40%  { transform: scale(1.3); }
  100% { transform: scale(1); }
}

/* Leaderboard podium tinting for top 3 */
.podium-gold {
  background: linear-gradient(135deg, rgba(251, 191, 36, 0.08) 0%, rgba(245, 158, 11, 0.04) 100%);
  border-left: 3px solid #f59e0b;
}
.podium-silver {
  background: linear-gradient(135deg, rgba(156, 163, 175, 0.1) 0%, rgba(107, 114, 128, 0.04) 100%);
  border-left: 3px solid #9ca3af;
}
.podium-bronze {
  background: linear-gradient(135deg, rgba(180, 83, 9, 0.06) 0%, rgba(217, 119, 6, 0.03) 100%);
  border-left: 3px solid #b45309;
}

/* Quiz option interactive hover */
.quiz-option {
  transition: background-color 150ms ease, border-color 150ms ease, box-shadow 150ms ease;
}
.quiz-option:hover {
  background-color: rgb(238 242 255); /* indigo-50 */
  border-color: rgb(165 180 252);     /* indigo-300 */
  box-shadow: 0 1px 3px 0 rgb(99 102 241 / 0.08);
}

/* Tab transition for leaderboard and similar components */
.tab-link {
  transition: background-color 200ms ease, color 200ms ease, box-shadow 200ms ease;
}
.tab-link:hover {
  background-color: rgb(238 242 255); /* indigo-50 */
}

/* ===== Pass 4: Learning Momentum Micro-interactions ===== */

/* Lesson completion celebration — checkmark draws in + ring expands */
.lesson-complete-celebrate {
  animation: celebrate-pop 0.5s cubic-bezier(0.17, 0.67, 0.21, 1.69) forwards;
}
@keyframes celebrate-pop {
  0%   { transform: scale(0); opacity: 0; }
  50%  { transform: scale(1.2); }
  100% { transform: scale(1); opacity: 1; }
}

/* XP counter count-up glow effect */
.xp-toast-enter {
  animation: xp-float-up 2s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}
@keyframes xp-float-up {
  0%   { opacity: 0; transform: translateY(12px) scale(0.8); }
  15%  { opacity: 1; transform: translateY(0) scale(1.1); }
  25%  { transform: translateY(0) scale(1); }
  75%  { opacity: 1; transform: translateY(0); }
  100% { opacity: 0; transform: translateY(-24px); }
}

/* Badge unlock reveal — spins in from nothing */
.badge-unlock {
  animation: badge-reveal 0.8s cubic-bezier(0.17, 0.67, 0.21, 1.25) forwards;
}
@keyframes badge-reveal {
  0%   { opacity: 0; transform: scale(0) rotate(-180deg); }
  60%  { opacity: 1; transform: scale(1.15) rotate(10deg); }
  80%  { transform: scale(0.95) rotate(-3deg); }
  100% { transform: scale(1) rotate(0deg); opacity: 1; }
}

/* Quiz answer reveal — staggered fade with color */
.quiz-answer-correct {
  animation: answer-correct 0.4s ease-out forwards;
}
@keyframes answer-correct {
  0%   { background-color: transparent; border-color: #e5e7eb; }
  40%  { background-color: #dcfce7; border-color: #86efac; transform: scale(1.02); }
  100% { background-color: #f0fdf4; border-color: #bbf7d0; transform: scale(1); }
}
.quiz-answer-incorrect {
  animation: answer-incorrect 0.4s ease-out forwards;
}
@keyframes answer-incorrect {
  0%   { background-color: transparent; }
  30%  { transform: translateX(-3px); }
  50%  { transform: translateX(3px); }
  70%  { transform: translateX(-2px); }
  100% { background-color: #fef2f2; border-color: #fecaca; transform: translateX(0); }
}

/* Score percentage count-up container */
.score-reveal {
  animation: score-grow 0.6s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
}
@keyframes score-grow {
  0%   { transform: scale(0.5); opacity: 0; }
  100% { transform: scale(1); opacity: 1; }
}

/* Streak flame pulse — gentle throb for active streaks */
.streak-flame-pulse {
  animation: flame-pulse 2s ease-in-out infinite;
}
@keyframes flame-pulse {
  0%, 100% { transform: scale(1); }
  50%      { transform: scale(1.15); }
}

/* Level up shimmer effect */
.level-up-shimmer {
  position: relative;
  overflow: hidden;
}
.level-up-shimmer::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    90deg,
    transparent 0%,
    rgba(255, 255, 255, 0.4) 50%,
    transparent 100%
  );
  animation: shimmer-sweep 1.5s ease-in-out;
  pointer-events: none;
}
@keyframes shimmer-sweep {
  0%   { transform: translateX(-100%); }
  100% { transform: translateX(100%); }
}

/* Progress ring draw animation (SVG) */
.progress-ring-animate {
  animation: ring-draw 1.2s ease-out forwards;
  stroke-dashoffset: 100;
}
@keyframes ring-draw {
  from { stroke-dashoffset: 100; }
}

/* Scroll-triggered reveal — elements below the fold */
.scroll-reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}
.scroll-reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Course completion banner celebration */
.course-complete-banner {
  animation: banner-celebrate 0.8s cubic-bezier(0.16, 1, 0.3, 1) forwards;
  background: linear-gradient(135deg, #f0fdf4 0%, #dcfce7 50%, #f0fdf4 100%);
  background-size: 200% 200%;
}
@keyframes banner-celebrate {
  0%   { opacity: 0; transform: translateY(-10px); background-position: 0% 50%; }
  50%  { background-position: 100% 50%; }
  100% { opacity: 1; transform: translateY(0); background-position: 0% 50%; }
}

/* Enrollment button success morph */
.enroll-success {
  animation: enroll-morph 0.5s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}
@keyframes enroll-morph {
  0%   { transform: scale(1); }
  30%  { transform: scale(0.95); }
  60%  { transform: scale(1.05); background-color: #16a34a; }
  100% { transform: scale(1); background-color: #16a34a; }
}

/* Onboarding step slide transition */
.onboarding-step-enter {
  animation: step-slide-in 0.35s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}
.onboarding-step-exit {
  animation: step-slide-out 0.25s ease-in forwards;
}
@keyframes step-slide-in {
  from { opacity: 0; transform: translateX(30px); }
  to   { opacity: 1; transform: translateX(0); }
}
@keyframes step-slide-out {
  from { opacity: 1; transform: translateX(0); }
  to   { opacity: 0; transform: translateX(-30px); }
}

/* Skeleton loading shimmer for lazy-loaded content */
.skeleton-shimmer {
  background: linear-gradient(90deg, #f3f4f6 25%, #e5e7eb 50%, #f3f4f6 75%);
  background-size: 200% 100%;
  animation: skeleton-loading 1.5s ease-in-out infinite;
}
@keyframes skeleton-loading {
  0%   { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

/* Number counter animation (for stats on profile/dashboard) */
.counter-animate {
  display: inline-block;
  animation: counter-pop 0.5s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}
@keyframes counter-pop {
  0%   { opacity: 0; transform: translateY(10px); }
  100% { opacity: 1; transform: translateY(0); }
}

/* Smooth check mark draw for lesson nav */
.check-draw svg {
  stroke-dasharray: 24;
  stroke-dashoffset: 24;
  animation: draw-check 0.4s ease-out 0.1s forwards;
}
@keyframes draw-check {
  to { stroke-dashoffset: 0; }
}

/* Nav active indicator underline transition */
.nav-link-active-indicator {
  position: relative;
}
.nav-link-active-indicator::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 2px;
  background-color: #6366f1;
  transition: width 0.25s ease, left 0.25s ease;
}
.nav-link-active-indicator:hover::after,
.nav-link-active-indicator.active::after {
  width: 100%;
  left: 0;
}

/* Respect reduced motion preference */
@media (prefers-reduced-motion: reduce) {
  .animate-progress,
  .animate-slide-down,
  .animate-fade-up,
  .card-hover,
  .dropdown-enter,
  .mobile-menu-enter,
  .mobile-menu-leave,
  .animate-bell-shake,
  .bell-ring,
  .animate-save-pulse,
  .quiz-option,
  .tab-link,
  .lesson-complete-celebrate,
  .xp-toast-enter,
  .badge-unlock,
  .quiz-answer-correct,
  .quiz-answer-incorrect,
  .score-reveal,
  .streak-flame-pulse,
  .level-up-shimmer::after,
  .progress-ring-animate,
  .scroll-reveal,
  .course-complete-banner,
  .enroll-success,
  .onboarding-step-enter,
  .onboarding-step-exit,
  .skeleton-shimmer,
  .counter-animate,
  .check-draw svg {
    animation: none !important;
    transition: none !important;
    opacity: 1 !important;
    transform: none !important;
    stroke-dashoffset: 0 !important;
  }
  .scroll-reveal {
    opacity: 1 !important;
    transform: none !important;
  }
}