* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Comic Sans MS", "Microsoft YaHei", sans-serif;
  background: repeating-linear-gradient(
    -45deg,
    #d6d6d6,
    #d6d6d6 24px,
    #c8c8c8 24px,
    #c8c8c8 48px
  );
  color: #222;
}

.music-float {
  position: fixed;
  top: 18px;
  right: 18px;
  z-index: 20;
  display: flex;
  align-items: center;
  gap: 10px;
  max-width: 280px;
  padding: 10px 12px;
  border: 4px solid #2a2a2a;
  background: #fff2b8;
  box-shadow: 5px 5px 0 rgba(0, 0, 0, 0.3);
  transform: rotate(1deg);
}

.music-toggle {
  min-width: 62px;
  padding: 8px 10px;
  border: 3px solid #2c2c2c;
  background: #ffc9dd;
  font-family: inherit;
  font-size: 14px;
  font-weight: 800;
  cursor: pointer;
}

.music-toggle:hover {
  transform: translateY(-2px);
}

.music-info {
  display: flex;
  min-width: 0;
  flex-direction: column;
  gap: 2px;
}

.music-label {
  font-size: 12px;
  color: #555;
  font-weight: 700;
}

.music-name {
  font-size: 16px;
  font-weight: 800;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.music-status {
  font-size: 12px;
  font-weight: 700;
  color: #334;
}


.top-bar {
  text-align: center;
  padding: 10px;
  border: 4px dashed #34495e;
  background: linear-gradient(90deg, #ffd5d5, #d5edff, #d9ffd5);
}

.top-bar h1 {
  margin: 0;
  letter-spacing: 2px;
  font-size: 34px;
  animation: wobble 2.4s ease-in-out infinite;
}

.top-bar p {
  margin: 4px 0 0;
  font-weight: 700;
}

.status-panel {
  margin-top: 14px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

.status-card {
  border: 3px solid #2f2f2f;
  background: #fff7b8;
  padding: 10px;
  text-align: center;
}

.status-card .label {
  display: block;
  font-size: 13px;
  color: #4f4f4f;
}

.status-card .value {
  display: block;
  margin-top: 2px;
  font-size: 25px;
  font-weight: 800;
}

.chat-panel {
  margin-top: 12px;
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 12px;
}

.left-board {
  border: 4px solid #272727;
  background: #e7ddff;
  padding: 10px;
  min-height: 560px;
}

.left-board h2 {
  margin: 0 0 10px;
  font-size: 20px;
}

.left-board ul {
  margin: 0;
  padding-left: 20px;
  line-height: 1.7;
  font-weight: 700;
}

.chat-area {
  border: 4px solid #272727;
  background: #fefefe;
  padding: 10px;
}

.chat-window {
  height: 430px;
  overflow-y: auto;
  border: 4px inset #666;
  background: #f8fbff;
  padding: 12px;
}

.message {
  width: fit-content;
  max-width: 82%;
  margin-bottom: 12px;
  padding: 10px 12px;
  border: 3px solid #222;
  box-shadow: 3px 3px 0 rgba(0, 0, 0, 0.3);
  font-weight: 700;
  line-height: 1.5;
}

.message-text {
  white-space: pre-wrap;
}

.message-meta {
  margin-top: 8px;
  padding-top: 6px;
  border-top: 2px dotted rgba(0, 0, 0, 0.3);
  font-size: 12px;
  font-weight: 800;
  color: #3e3e3e;
}

.message.user {
  margin-left: auto;
  background: #ffe36b;
  border-radius: 14px 14px 6px 14px;
  transform: rotate(0.8deg);
}

.message.assistant {
  background: #c6e4ff;
  border-radius: 14px 14px 14px 6px;
  transform: rotate(-0.8deg);
}

.message.thinking {
  background: #dedede;
  color: #444;
  font-style: italic;
}

.quick-row {
  margin-top: 10px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.quick-btn {
  padding: 7px 12px;
  border: 3px solid #2c2c2c;
  background: #f0d8ff;
  font-weight: 700;
  cursor: pointer;
}

.quick-btn:hover {
  transform: translateY(-2px);
}

.action-row {
  margin-top: 10px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
}

.model-picker {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 700;
}

#modelSelect {
  border: 3px solid #2c2c2c;
  background: #fff;
  padding: 6px 10px;
  font-weight: 700;
  font-family: inherit;
}

#clearBtn {
  padding: 7px 12px;
  border: 3px solid #2c2c2c;
  background: #e8e8e8;
  font-weight: 700;
  cursor: pointer;
}

#clearBtn:hover {
  transform: translateY(-2px);
}

.input-row {
  margin-top: 10px;
  display: grid;
  grid-template-columns: 1fr 180px;
  gap: 10px;
}

#userInput {
  border: 4px solid #2d2d2d;
  background: #fffdf2;
  resize: none;
  padding: 10px;
  font-size: 16px;
  font-family: inherit;
}

#sendBtn {
  border: 4px solid #2c2c2c;
  background: #ff6f6f;
  color: #1e1e1e;
  font-size: 23px;
  font-weight: 800;
  cursor: pointer;
}

#sendBtn:disabled {
  background: #c5c5c5;
  cursor: not-allowed;
}

.footer-note {
  margin-top: 12px;
  text-align: center;
  padding: 8px;
  border-top: 4px dotted #555;
  font-weight: 700;
  background: #f4f4f4;
}

@keyframes wobble {
  0% {
    transform: rotate(0deg);
  }
  25% {
    transform: rotate(-0.8deg);
  }
  50% {
    transform: rotate(0.7deg);
  }
  75% {
    transform: rotate(-0.4deg);
  }
  100% {
    transform: rotate(0deg);
  }
}

@media (max-width: 900px) {
  .music-float {
    top: 10px;
    right: 10px;
    max-width: calc(100vw - 20px);
    padding: 8px 10px;
    gap: 8px;
  }

  .music-toggle {
    min-width: 56px;
    padding: 7px 8px;
  }

  .music-name {
    font-size: 14px;
  }

  .chat-panel {
    grid-template-columns: 1fr;
  }

  .left-board {
    min-height: auto;
  }

  .input-row {
    grid-template-columns: 1fr;
  }

  #sendBtn {
    min-height: 56px;
  }
}