:root {
  --panel-bg: #ffffffd9;
  --text: #10213b;
  --accent: #ff6e7f;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Trebuchet MS", "Segoe UI", sans-serif;
  color: var(--text);
  background: linear-gradient(160deg, #ffdce5, #d4f2ff 38%, #fff8d6);
  min-height: 100vh;
}

header {
  padding: 1.5rem;
  text-align: center;
}

main {
  display: grid;
  grid-template-columns: 280px minmax(360px, 1fr);
  gap: 1rem;
  padding: 1rem;
}

.panel {
  background: var(--panel-bg);
  border-radius: 16px;
  padding: 1rem;
  box-shadow: 0 12px 30px #141b3140;
}

#story-select,
#play-btn,
#sound-btn {
  width: 100%;
  margin-top: 0.7rem;
  border-radius: 12px;
  padding: 0.8rem;
  border: 1px solid #ccd8ff;
  font-size: 1rem;
}

#play-btn {
  margin-top: 1rem;
  background: linear-gradient(90deg, #ff8a9b, #7e9dff);
  color: #fff;
  border: none;
  font-weight: 700;
  cursor: pointer;
}

#sound-btn {
  background: #f3f7ff;
  color: #213455;
  font-weight: 600;
}

#story-copy {
  margin-top: 1rem;
  line-height: 1.4;
  font-size: 0.95rem;
}

.stage-wrap {
  background: #ffffffa6;
  border-radius: 18px;
  padding: 1rem;
}

#stage {
  position: relative;
  overflow: hidden;
  height: min(70vh, 520px);
  border-radius: 18px;
  background: linear-gradient(#99d7ff 0%, #cbf4ff 48%, #b7f2a6 100%);
}

.sky,
.ground,
.river,
.sun,
.cloud,
.mountain,
.character,
#caption,
#star-burst {
  position: absolute;
}

.sun {
  width: 86px;
  height: 86px;
  border-radius: 50%;
  top: 30px;
  right: 50px;
  background: radial-gradient(circle at 30% 30%, #fff3bd, #f9b149 65%);
  box-shadow: 0 0 35px #ffdf7e;
}

.cloud {
  width: 140px;
  height: 54px;
  border-radius: 50px;
  background: #fff;
  opacity: 0.84;
}

.cloud::before,
.cloud::after {
  content: "";
  position: absolute;
  background: #fff;
  border-radius: 50%;
}

.cloud::before {
  width: 56px;
  height: 56px;
  top: -24px;
  left: 20px;
}

.cloud::after {
  width: 64px;
  height: 64px;
  top: -30px;
  right: 18px;
}

.cloud-a { top: 80px; left: 30px; }
.cloud-b { top: 130px; left: 220px; }

.mountain {
  width: 280px;
  height: 220px;
  background: linear-gradient(160deg, #699f8f, #4f7e7a);
  clip-path: polygon(50% 0%, 0% 100%, 100% 100%);
  bottom: 140px;
}

.mountain-left { left: -40px; }
.mountain-right { right: -70px; width: 330px; }

.ground {
  inset: auto 0 0;
  height: 40%;
  background: linear-gradient(#82df86, #3f9d53);
}

.river {
  width: 55%;
  height: 24%;
  bottom: 20px;
  left: 20%;
  border-radius: 40% 45% 35% 50%;
  background: linear-gradient(120deg, #83dcff, #3a8fd0);
  opacity: 0.85;
}

.character {
  width: 78px;
  height: 90px;
  border-radius: 45px;
  background: linear-gradient(#ffa9d6, #f56aa8);
  bottom: 120px;
  left: 18%;
  box-shadow: 0 8px 20px #913f6f66;
}

.friend {
  background: linear-gradient(#9dd7ff, #5a84ff);
  left: 66%;
}

.eye {
  position: absolute;
  width: 8px;
  height: 12px;
  top: 32px;
  background: #1b2940;
  border-radius: 50%;
}

.eye.left { left: 22px; }
.eye.right { right: 22px; }

.smile {
  position: absolute;
  width: 26px;
  height: 12px;
  border-bottom: 3px solid #1b2940;
  border-radius: 0 0 20px 20px;
  bottom: 18px;
  left: 50%;
  transform: translateX(-50%);
}

#caption {
  left: 50%;
  bottom: 18px;
  transform: translateX(-50%);
  color: #fff;
  font-size: 1.1rem;
  padding: 0.4rem 0.9rem;
  background: #203357bb;
  border-radius: 20px;
}

.spark {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: radial-gradient(circle, #fff4bf, #ff8fdb);
}

@media (max-width: 900px) {
  main {
    grid-template-columns: 1fr;
  }
}