/* SignThaiLearning - Kids friendly theme */
:root {
  --kids-pink:   #ff6fa5;
  --kids-purple: #8a5bf6;
  --kids-blue:   #3ec1ff;
  --kids-green:  #4ade80;
  --kids-yellow: #ffd23f;
  --kids-orange: #ff8c42;
  --kids-bg:     #fff7f0;
}

body {
  font-family: 'Mali', 'Sarabun', 'Segoe UI', sans-serif;
  background: linear-gradient(135deg, #fff0f6 0%, #f0fbff 50%, #f7f0ff 100%);
  min-height: 100vh;
  color: #2d2d3a;
}

/* Navbar */
.navbar-kids {
  background: linear-gradient(90deg, var(--kids-purple), var(--kids-pink) 60%, var(--kids-orange));
  box-shadow: 0 4px 12px rgba(138, 91, 246, 0.25);
}
.navbar-kids .navbar-brand { font-size: 1.4rem; }
.brand-icon {
  display: inline-block;
  font-size: 1.6rem;
  background: #fff;
  width: 38px; height: 38px;
  border-radius: 50%;
  text-align: center;
  line-height: 38px;
  box-shadow: 0 3px 10px rgba(0,0,0,0.15);
  transition: transform 0.3s;
}
.navbar-brand:hover .brand-icon { transform: rotate(-15deg) scale(1.1); }
.brand-icon-img {
  padding: 0;
  overflow: hidden;
  line-height: 0;
}
.brand-icon-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.login-logo-img {
  max-width: 140px;
  max-height: 140px;
  filter: drop-shadow(0 8px 20px rgba(138, 91, 246, 0.35));
  animation: wave 2.5s ease-in-out infinite;
}
.header-avatar {
  display: inline-block;
  width: 38px; height: 38px;
  border-radius: 50%;
  overflow: hidden;
  border: 2px solid #fff;
  box-shadow: 0 2px 8px rgba(0,0,0,0.2);
  background: #fff;
  transition: transform 0.2s;
}
.header-avatar:hover { transform: scale(1.1); }
.header-avatar svg { display: block; width: 100%; height: 100%; }
.user-menu .dropdown-toggle::after { color: #fff; margin-left: 0.5rem; }
.user-menu .dropdown-menu {
  border: none; border-radius: 1rem; padding: 0.5rem;
  min-width: 220px;
  box-shadow: 0 12px 32px rgba(138, 91, 246, 0.25);
}
.user-menu .dropdown-item {
  border-radius: 0.6rem;
  padding: 0.6rem 0.9rem;
  font-weight: 500;
}
.user-menu .dropdown-item:hover { background: #f6f1ff; color: #8a5bf6; }
.user-menu .dropdown-item.text-danger:hover { background: #ffeef3; color: #d63a5e; }
.user-menu .dropdown-header { color: #8a5bf6; font-weight: 700; }
.dashboard-avatar {
  display: inline-block;
  width: 96px; height: 96px;
  border-radius: 50%;
  overflow: hidden;
  border: 4px solid #fff;
  box-shadow: 0 6px 18px rgba(0,0,0,0.2);
  background: #fff;
  transition: transform 0.2s;
}
.dashboard-avatar:hover { transform: scale(1.08) rotate(-4deg); }
.dashboard-avatar svg { display: block; width: 100%; height: 100%; }
.login-logo svg {
  filter: drop-shadow(0 8px 20px rgba(138, 91, 246, 0.35));
  animation: wave 2.5s ease-in-out infinite;
}
@keyframes wave {
  0%, 100% { transform: rotate(-5deg); }
  50%      { transform: rotate(5deg); }
}
.navbar-kids .nav-link {
  color: rgba(255,255,255,0.95) !important;
  font-weight: 500;
  padding: 0.4rem 0.9rem !important;
  border-radius: 999px;
  margin: 0 2px;
  transition: background 0.2s;
}
.navbar-kids .nav-link:hover {
  background: rgba(255,255,255,0.25);
}

/* Cards */
.card {
  border: none;
  border-radius: 1.25rem;
  box-shadow: 0 6px 20px rgba(138, 91, 246, 0.10);
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}
.card:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 30px rgba(138, 91, 246, 0.18);
}
.card-kids-pink   { background: linear-gradient(135deg, #ffe1ec, #ffd0e0); }
.card-kids-blue   { background: linear-gradient(135deg, #d6f0ff, #b6e3ff); }
.card-kids-green  { background: linear-gradient(135deg, #d8fad9, #b6f0c0); }
.card-kids-yellow { background: linear-gradient(135deg, #fff4c2, #ffe98c); }
.card-kids-purple { background: linear-gradient(135deg, #ece0ff, #d9c6ff); }

/* Buttons */
.btn {
  border-radius: 999px;
  font-weight: 600;
  padding: 0.55rem 1.4rem;
}
.btn-lg { padding: 0.85rem 2rem; font-size: 1.15rem; }
.btn-primary { background: var(--kids-purple); border-color: var(--kids-purple); }
.btn-primary:hover { background: #7444f0; border-color: #7444f0; }
.btn-success { background: var(--kids-green); border-color: var(--kids-green); color: #0a3a17; }
.btn-success:hover { background: #2bc465; border-color: #2bc465; color: #fff; }
.btn-warning { background: var(--kids-yellow); border-color: var(--kids-yellow); color: #5a4400; }
.btn-info    { background: var(--kids-blue); border-color: var(--kids-blue); color: #003a50; }
.btn-danger  { background: var(--kids-pink); border-color: var(--kids-pink); }

/* Login */
.login-wrap {
  min-height: calc(100vh - 80px);
  display: flex; align-items: center; justify-content: center;
}
.login-card {
  width: 100%; max-width: 440px;
  border-radius: 2rem;
  padding: 2.2rem 2rem;
  background: #fff;
  box-shadow: 0 20px 60px rgba(138, 91, 246, 0.2);
}
.login-card h2 { color: var(--kids-purple); }

/* Forms */
.form-control, .form-select {
  border-radius: 0.85rem;
  padding: 0.65rem 1rem;
  border: 2px solid #ece6ff;
}
.form-control:focus, .form-select:focus {
  border-color: var(--kids-purple);
  box-shadow: 0 0 0 0.2rem rgba(138, 91, 246, 0.15);
}

/* Tables */
.table {
  background: #fff;
  border-radius: 1rem;
  overflow: hidden;
}
.table thead th {
  background: linear-gradient(90deg, var(--kids-purple), var(--kids-pink));
  color: #fff;
  border: none;
}

/* Page hero */
.page-hero {
  background: linear-gradient(135deg, var(--kids-blue), var(--kids-purple));
  color: #fff;
  border-radius: 1.5rem;
  padding: 1.5rem 2rem;
  margin-bottom: 1.5rem;
}
.page-hero h1 { margin: 0; font-size: 1.8rem; }

/* Stat cards */
.stat-card { text-align: center; padding: 1.4rem; }
.stat-card .stat-emoji { font-size: 2.6rem; line-height: 1; }
.stat-card .stat-num   { font-size: 2rem; font-weight: 700; margin-top: 0.3rem; }
.stat-card .stat-label { color: #5b5b6e; }

/* Course cards */
.course-cover {
  height: 140px;
  background: linear-gradient(135deg, var(--kids-yellow), var(--kids-orange));
  border-radius: 1.25rem 1.25rem 0 0;
  display: flex; align-items: center; justify-content: center;
  font-size: 4rem;
}

/* Sticker book */
.sticker {
  display: inline-block;
  width: 80px; height: 80px;
  background: #fff;
  border: 3px dashed var(--kids-pink);
  border-radius: 50%;
  display: inline-flex; align-items: center; justify-content: center;
  font-size: 2.2rem;
  margin: 6px;
  transition: transform 0.2s;
}
.sticker.earned {
  background: linear-gradient(135deg, var(--kids-yellow), var(--kids-orange));
  border-style: solid;
  border-color: var(--kids-orange);
  animation: pop 0.4s;
}
.sticker:hover { transform: scale(1.1) rotate(-5deg); }
@keyframes pop {
  0% { transform: scale(0); }
  60% { transform: scale(1.2); }
  100% { transform: scale(1); }
}

/* Quiz */
.quiz-question {
  font-size: 1.5rem;
  font-weight: 600;
  text-align: center;
  padding: 1.5rem;
  background: linear-gradient(135deg, var(--kids-yellow), #fff);
  border-radius: 1.25rem;
  margin-bottom: 1.5rem;
}
.quiz-choice {
  display: block;
  width: 100%;
  padding: 1rem 1.25rem;
  margin-bottom: 0.8rem;
  background: #fff;
  border: 3px solid #ece6ff;
  border-radius: 1rem;
  font-size: 1.15rem;
  text-align: left;
  cursor: pointer;
  transition: all 0.15s;
}
.quiz-choice:hover {
  border-color: var(--kids-purple);
  background: #f6f1ff;
}
.quiz-choice.selected {
  border-color: var(--kids-purple);
  background: var(--kids-purple);
  color: #fff;
  animation: quiz-pop 0.45s cubic-bezier(.34,1.56,.64,1);
}
/* แสดงคำตอบถูก/ผิด (เพิ่มหลัง submit หรือใน practice mode) */
.quiz-choice.is-correct {
  border-color: #19c37d;
  background: linear-gradient(135deg, #d8fad9, #b6f0c0);
  color: #0a3a17;
  animation: pop-in 0.5s cubic-bezier(.34,1.56,.64,1);
}
.quiz-choice.is-wrong {
  border-color: #ff5470;
  background: linear-gradient(135deg, #ffe1ec, #ffd0e0);
  color: #5a0a23;
  animation: shake 0.5s;
}

/* Pagination */
.pagination .page-link {
  border-radius: 50%;
  margin: 0 3px;
  border: none;
  color: var(--kids-purple);
  font-weight: 600;
  width: 40px; height: 40px;
  display: inline-flex; align-items: center; justify-content: center;
}
.pagination .page-item.active .page-link {
  background: var(--kids-purple);
  color: #fff;
}

/* Footer */
.footer-kids {
  background: linear-gradient(90deg, var(--kids-purple), var(--kids-pink));
  border-radius: 1rem 1rem 0 0;
}

/* Alert tweaks */
.alert { border-radius: 1rem; border: none; }

/* YouTube responsive */
.video-wrap {
  position: relative;
  padding-bottom: 56.25%;
  height: 0;
  overflow: hidden;
  border-radius: 1rem;
  box-shadow: 0 10px 30px rgba(0,0,0,0.15);
}
.video-wrap iframe {
  position: absolute; top: 0; left: 0;
  width: 100%; height: 100%;
  border: 0;
}

/* =========================================================
   Visual Feedback Animations
   ========================================================= */
@keyframes pop-in {
  0%   { transform: scale(0.4); opacity: 0; }
  60%  { transform: scale(1.15); opacity: 1; }
  100% { transform: scale(1); }
}
@keyframes quiz-pop {
  0%   { transform: scale(1); }
  40%  { transform: scale(1.08); }
  100% { transform: scale(1); }
}
@keyframes shake {
  0%, 100% { transform: translateX(0); }
  20%      { transform: translateX(-8px); }
  40%      { transform: translateX(8px); }
  60%      { transform: translateX(-6px); }
  80%      { transform: translateX(6px); }
}
@keyframes star-bounce {
  0%, 100% { transform: translateY(0)    rotate(-5deg) scale(1); }
  25%      { transform: translateY(-22px) rotate(10deg) scale(1.15); }
  50%      { transform: translateY(0)    rotate(-5deg) scale(1); }
  75%      { transform: translateY(-12px) rotate(8deg)  scale(1.08); }
}
@keyframes pulse-glow {
  0%, 100% { box-shadow: 0 0 0 0 rgba(74, 222, 128, 0.55); }
  50%      { box-shadow: 0 0 0 18px rgba(74, 222, 128, 0); }
}
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes check-draw {
  to { stroke-dashoffset: 0; }
}
@keyframes cross-draw {
  to { stroke-dashoffset: 0; }
}
@keyframes confetti-fall {
  0%   { transform: translateY(-12vh) rotate(0deg);   opacity: 1; }
  100% { transform: translateY(110vh) rotate(720deg); opacity: 0; }
}

/* Trigger คลาส — ใส่ลงบน element แล้ว animation จะเล่นทันที */
.fx-bounce-star     { animation: star-bounce 1.2s ease-in-out infinite; display: inline-block; }
.fx-pop-in          { animation: pop-in 0.55s cubic-bezier(.34,1.56,.64,1); }
.fx-pulse-glow      { animation: pulse-glow 1.6s ease-in-out infinite; }
.fx-shake           { animation: shake 0.5s; }
.fx-fade-in         { animation: fadeIn 0.4s ease-out both; }

/* ผ่านการสอบ — ทำให้การ์ดเรืองแสง + ดาวเด้ง */
.stat-card.is-passed {
  border: 2px solid #4ade80;
  animation: pulse-glow 1.8s ease-in-out 0.4s 3;
}
.stat-card.is-passed .stat-emoji {
  animation: star-bounce 1.4s ease-in-out infinite;
  display: inline-block;
}
.stat-card.is-perfect {
  border: 2px solid #ffd23f;
  background: linear-gradient(135deg, #fff4c2, #ffd9a8) !important;
}
.stat-card.is-perfect .stat-emoji {
  animation: star-bounce 1.0s ease-in-out infinite;
  display: inline-block;
  filter: drop-shadow(0 4px 8px rgba(255, 165, 0, 0.5));
}

/* Checkmark / X overlay (SVG circle + path) */
.fx-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  vertical-align: middle;
}
.fx-mark svg { width: 100%; height: 100%; }
.fx-mark.fx-mark-lg { width: 80px; height: 80px; }
.fx-mark circle {
  fill: none;
  stroke-width: 4;
  stroke-linecap: round;
  stroke-miterlimit: 10;
  animation: pop-in 0.45s ease-out both;
}
.fx-mark path {
  fill: none;
  stroke-width: 5;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-dasharray: 60;
  stroke-dashoffset: 60;
  animation: check-draw 0.5s ease-out 0.25s forwards;
}
.fx-mark.fx-correct circle { stroke: #19c37d; }
.fx-mark.fx-correct path   { stroke: #19c37d; }
.fx-mark.fx-correct        { background: rgba(25, 195, 125, 0.12); border-radius: 50%; }

.fx-mark.fx-wrong circle   { stroke: #ff5470; }
.fx-mark.fx-wrong path     { stroke: #ff5470; }
.fx-mark.fx-wrong          { background: rgba(255, 84, 112, 0.12); border-radius: 50%; }

/* Confetti container */
.fx-confetti-host {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 9999;
  overflow: hidden;
}
.fx-confetti-piece {
  position: absolute;
  width: 12px;
  height: 18px;
  top: -20px;
  border-radius: 2px;
  animation: confetti-fall linear forwards;
  will-change: transform, opacity;
}

/* ปุ่ม submit ที่กระโดดเล็กน้อย เพื่อล่อให้กด */
.btn-pulse {
  animation: pulse-glow 1.6s ease-in-out infinite;
}

/* respect ผู้ใช้ที่ปิด motion */
@media (prefers-reduced-motion: reduce) {
  .fx-bounce-star, .fx-pulse-glow, .stat-card.is-passed,
  .stat-card.is-passed .stat-emoji, .stat-card.is-perfect .stat-emoji,
  .btn-pulse {
    animation: none !important;
  }
}