:root {
  --cmb-red: #D71920;
  --cmb-red-soft: #FFF5F5;
  --text-main: #1C1C1E;
  --text-sub: #8E8E93;
  --gold: #C8860C;
  --bg: #F5F6FA;
  --card: #FFFFFF;
  --radius: 14px;
  --shadow: 0 2px 12px rgba(0, 0, 0, 0.04);
}

* { box-sizing: border-box; margin: 0; padding: 0; -webkit-tap-highlight-color: transparent; }
html, body { height: 100%; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Helvetica Neue", sans-serif;
  background: #E8EAF0;
  color: var(--text-main);
  -webkit-font-smoothing: antialiased;
}

.app {
  max-width: 414px;
  margin: 0 auto;
  height: 100vh;
  height: 100dvh;
  background: var(--bg);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  box-shadow: 0 0 40px rgba(0,0,0,0.06);
}

/* ===== 顶部状态栏 ===== */
.header-bar {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 20px;
  padding-top: max(14px, env(safe-area-inset-top));
  background: var(--card);
  border-bottom: 1px solid rgba(0, 0, 0, 0.04);
}

.header-left {
  display: flex;
  align-items: center;
  gap: 10px;
}

.header-avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  object-fit: contain;
  background: var(--cmb-red-soft);
  padding: 2px;
}

.header-info {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.header-name {
  font-size: 15px;
  font-weight: 700;
  color: var(--text-main);
}

.header-level {
  font-size: 11px;
  font-weight: 600;
  color: var(--cmb-red);
  background: var(--cmb-red-soft);
  padding: 1px 6px;
  border-radius: 4px;
  width: fit-content;
}

.header-power {
  text-align: right;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 2px;
}

.power-num {
  font-size: 22px;
  font-weight: 900;
  color: var(--cmb-red);
  font-family: "DIN Alternate", -apple-system, sans-serif;
  line-height: 1;
}

.power-label {
  font-size: 10px;
  color: var(--text-sub);
  font-weight: 500;
}

/* ===== 数据面板 ===== */
.data-strip {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  margin: 10px 16px 0;
  padding: 14px 12px;
  background: var(--card);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.strip-item {
  flex: 1;
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.strip-val {
  font-size: 17px;
  font-weight: 800;
  font-family: "DIN Alternate", -apple-system, sans-serif;
  color: var(--text-main);
}

.strip-val.red { color: var(--cmb-red); }
.strip-val.gold {
  color: var(--gold);
  font-size: 13px;
  font-weight: 600;
  font-family: -apple-system, sans-serif;
}

.strip-label {
  font-size: 11px;
  color: var(--text-sub);
  font-weight: 500;
}

.strip-sep {
  width: 1px;
  height: 24px;
  background: rgba(0, 0, 0, 0.06);
}

/* ===== 对话区 ===== */
.chat-main {
  flex: 1;
  min-height: 0;
  position: relative;
  overflow: hidden;
  padding: 0 16px;
}

.chat-area {
  height: 100%;
  overflow-y: auto;
  padding: 14px 0 140px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  scroll-behavior: smooth;
}

.chat-area::-webkit-scrollbar { display: none; }

.bubble {
  position: relative;
  max-width: 78%;
  padding: 12px 16px;
  border-radius: 18px;
  font-size: 14px;
  line-height: 1.55;
  font-weight: 500;
  opacity: 0;
  transform: translateY(10px);
  animation: bubbleUp 0.35s cubic-bezier(0.2, 0.8, 0.2, 1) forwards;
}

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

.bubble-left {
  align-self: flex-start;
  background: var(--card);
  color: var(--text-main);
  border-bottom-left-radius: 4px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.03);
}

.bubble-right {
  align-self: flex-end;
  background: var(--cmb-red-soft);
  color: var(--text-main);
  border-bottom-right-radius: 4px;
  border: 1px solid rgba(215, 25, 32, 0.08);
}

.bubble-loading {
  opacity: 0.6;
}

/* ===== 知识卡/功能卡 ===== */
.knowledge-card {
  align-self: flex-start;
  width: min(280px, 82%);
  border-radius: 16px;
  background: linear-gradient(180deg, #FFF8F0 0%, #FFFFFF 100%);
  box-shadow: 0 4px 16px rgba(200, 134, 12, 0.06);
  padding: 16px;
  opacity: 0;
  transform: translateY(10px);
  animation: bubbleUp 0.4s cubic-bezier(0.2, 0.8, 0.2, 1) forwards;
}

.card-title {
  font-size: 12px;
  font-weight: 700;
  color: var(--gold);
  margin-bottom: 10px;
}

.card-inner {
  background: rgba(255, 255, 255, 0.8);
  border-radius: 12px;
  padding: 14px;
}

.card-inner h3 {
  font-size: 15px;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 6px;
}

.card-list {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-top: 8px;
}

.card-list span {
  font-size: 12px;
  color: #5A5A5E;
  background: rgba(245, 246, 250, 0.8);
  border-radius: 8px;
  padding: 7px 10px;
}

/* ===== 小招喵陪伴 ===== */
.mascot-companion {
  position: absolute;
  left: -56px;
  bottom: 4px;
  width: 240px;
  height: 240px;
  object-fit: contain;
  filter: drop-shadow(0 8px 16px rgba(0,0,0,0.04));
  transition: transform 0.5s cubic-bezier(0.34, 1.56, 0.64, 1), opacity 0.3s ease;
  pointer-events: none;
  z-index: 3;
}

/* ===== 底部区域 ===== */
.footer-zone {
  flex-shrink: 0;
  z-index: 5;
  padding: 0 16px;
  padding-bottom: max(12px, env(safe-area-inset-bottom));
  background: var(--bg);
  border-top: 1px solid rgba(0, 0, 0, 0.04);
}

/* 功能提示快捷入口 */
.quick-chips {
  display: flex;
  gap: 8px;
  padding: 10px 0 8px;
  overflow-x: auto;
}

.quick-chips::-webkit-scrollbar { display: none; }

.chip {
  flex-shrink: 0;
  height: 32px;
  padding: 0 14px;
  border-radius: 16px;
  border: 1px solid rgba(215, 25, 32, 0.12);
  background: var(--card);
  color: var(--text-main);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s, transform 0.15s;
}

.chip:active {
  transform: scale(0.95);
  background: var(--cmb-red-soft);
}

/* 输入栏 */
.input-row {
  display: flex;
  align-items: center;
  gap: 10px;
  height: 50px;
  background: var(--card);
  border-radius: 25px;
  padding: 4px 4px 4px 18px;
  box-shadow: var(--shadow);
}

.chat-input {
  flex: 1;
  min-width: 0;
  border: none;
  outline: none;
  background: transparent;
  font-size: 14px;
  color: var(--text-main);
}

.chat-input::placeholder { color: #C0C2C8; }

.send-btn {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  border: none;
  background: linear-gradient(135deg, #FF5261, #D71920);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 12px rgba(215, 25, 32, 0.18);
  transition: transform 0.15s;
  cursor: pointer;
}

.send-btn:active { transform: scale(0.9); }
.send-btn svg { width: 18px; height: 18px; stroke: #FFF; }

.ai-note {
  text-align: center;
  font-size: 10px;
  color: #C4C7CE;
  margin-top: 6px;
  padding-bottom: 2px;
}