/* ============================================
   凉凉小哨兵 — 共享样式表
   暗色渐变 · 清凉蓝绿 · 圆润卡片 · 微动效
   ============================================ */

/* ---------- CSS 自定义属性（主题色） ---------- */
:root {
  --color-primary: #00d4aa;
  --color-primary-light: #5eead4;
  --color-primary-dark: #0d9488;
  --color-accent: #fbbf24;
  --color-bg-start: #dbeafe;
  --color-bg-end: #e0f2fe;
  --color-card: #ffffff;
  --color-card-hover: #f0f9ff;
  --color-text: #1e293b;
  --color-text-muted: #64748b;
  --color-border: #bae6fd;
  --color-danger: #f87171;
  --color-success: #34d399;
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --shadow-card: 0 4px 20px rgba(0, 0, 0, 0.3);
  --shadow-hover: 0 8px 32px rgba(0, 212, 170, 0.2);
  --transition: 0.25s ease;
}

/* ---------- 全局重置 ---------- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Microsoft YaHei", "Helvetica Neue", sans-serif;
  background: linear-gradient(135deg, var(--color-bg-start), var(--color-bg-end));
  color: var(--color-text);
  min-height: 100vh;
  line-height: 1.6;
  padding: 0;
  margin: 0;
}

/* ---------- 渐变标题 ---------- */
.gradient-title {
  font-size: 2rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
}

/* ---------- 导航栏 ---------- */
.nav-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 24px;
  background: rgba(15, 23, 42, 0.8);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 100;
}

.nav-bar .logo {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-primary);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-links {
  display: flex;
  gap: 12px;
  list-style: none;
}

.nav-links a {
  color: var(--color-text-muted);
  text-decoration: none;
  font-size: 0.9rem;
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  transition: color var(--transition), background var(--transition);
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--color-primary);
  background: rgba(0, 212, 170, 0.1);
}

/* ---------- 主容器 ---------- */
.container {
  max-width: 800px;
  margin: 0 auto;
  padding: 24px 16px 48px;
}

/* ---------- 卡片 ---------- */
.card {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 24px;
  margin-bottom: 20px;
  box-shadow: var(--shadow-card);
  transition: transform var(--transition), box-shadow var(--transition);
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}

.card:active {
  transform: translateY(-1px);
}

.card h2 {
  font-size: 1.25rem;
  margin-bottom: 8px;
  color: var(--color-primary-light);
}

.card p {
  color: var(--color-text-muted);
  font-size: 0.95rem;
}

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  border: none;
  border-radius: var(--radius-sm);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: transform var(--transition), box-shadow var(--transition),
    background var(--transition);
  text-decoration: none;
  font-family: inherit;
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  color: #0f172a;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 212, 170, 0.35);
}

.btn-primary:active {
  transform: translateY(0);
}

.btn-secondary {
  background: var(--color-card-hover);
  color: var(--color-text);
  border: 1px solid var(--color-border);
}

.btn-secondary:hover {
  background: var(--color-border);
  transform: translateY(-2px);
}

.btn-danger {
  background: linear-gradient(135deg, var(--color-danger), #dc2626);
  color: #fff;
}

.btn-danger:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(248, 113, 113, 0.35);
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none !important;
}

/* ---------- 卡片网格（首页用） ---------- */
.card-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  margin-top: 24px;
}

@media (min-width: 640px) {
  .card-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 900px) {
  .card-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* ---------- 卡片入口（首页） ---------- */
.entry-card {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 28px 24px;
  text-decoration: none;
  color: inherit;
  display: block;
  box-shadow: var(--shadow-card);
  transition: transform var(--transition), box-shadow var(--transition),
    border-color var(--transition);
}

.entry-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
  border-color: var(--color-primary);
}

.entry-card .icon {
  font-size: 2.5rem;
  margin-bottom: 12px;
  display: block;
}

.entry-card h3 {
  font-size: 1.2rem;
  margin-bottom: 6px;
  color: var(--color-primary-light);
}

.entry-card p {
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

/* ---------- 状态标签 ---------- */
.badge {
  display: inline-block;
  padding: 4px 12px;
  border-radius: 999px;
  font-size: 0.8rem;
  font-weight: 600;
}

.badge-success {
  background: rgba(52, 211, 153, 0.15);
  color: var(--color-success);
}

.badge-warning {
  background: rgba(251, 191, 36, 0.15);
  color: var(--color-accent);
}

.badge-danger {
  background: rgba(248, 113, 113, 0.15);
  color: var(--color-danger);
}

/* ---------- 统计数字 ---------- */
.stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 16px;
  background: rgba(0, 212, 170, 0.05);
  border-radius: var(--radius-sm);
  border: 1px solid rgba(0, 212, 170, 0.15);
}

.stat-value {
  font-size: 2rem;
  font-weight: 800;
  color: var(--color-primary);
}

.stat-label {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin-top: 4px;
}

/* ---------- 表单元素 ---------- */
input, textarea, select {
  width: 100%;
  padding: 12px 16px;
  background: var(--color-bg-start);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  color: var(--color-text);
  font-size: 1rem;
  font-family: inherit;
  transition: border-color var(--transition);
}

input:focus, textarea:focus, select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(0, 212, 170, 0.15);
}

label {
  display: block;
  margin-bottom: 6px;
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--color-text);
}

/* ---------- 弹窗（模态框） ---------- */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.6);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 200;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.modal-overlay.open {
  opacity: 1;
  pointer-events: auto;
}

.modal-box {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 32px;
  max-width: 480px;
  width: 90%;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
  transform: scale(0.9);
  transition: transform 0.3s ease;
}

.modal-overlay.open .modal-box {
  transform: scale(1);
}

.modal-box h2 {
  margin-bottom: 12px;
  color: var(--color-primary-light);
}

.modal-box p {
  color: var(--color-text-muted);
  margin-bottom: 20px;
  line-height: 1.7;
}

.modal-actions {
  display: flex;
  gap: 12px;
  justify-content: flex-end;
}

/* ---------- Toast 提示 ---------- */
.toast {
  position: fixed;
  top: 80px;
  left: 50%;
  transform: translateX(-50%) translateY(-20px);
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 12px 24px;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.4);
  z-index: 300;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease, transform 0.3s ease;
  font-weight: 600;
  font-size: 0.95rem;
}

.toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
  pointer-events: auto;
}

.toast.success {
  border-color: var(--color-success);
  color: var(--color-success);
}

.toast.error {
  border-color: var(--color-danger);
  color: var(--color-danger);
}

/* ---------- 工具类 ---------- */
.text-center { text-align: center; }
.mt-8 { margin-top: 8px; }
.mt-16 { margin-top: 16px; }
.mt-24 { margin-top: 24px; }
.mb-16 { margin-bottom: 16px; }
.mb-24 { margin-bottom: 24px; }
.flex { display: flex; }
.flex-center { display: flex; align-items: center; justify-content: center; }
.gap-8 { gap: 8px; }
.gap-12 { gap: 12px; }
.gap-16 { gap: 16px; }

/* ---------- Hero 区域（首页顶部） ---------- */
.hero {
  position: relative;
  text-align: center;
  padding: 48px 16px 40px;
  margin-bottom: 32px;
  overflow: hidden;
  border-radius: var(--radius-lg);
}

.hero-bg {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 50% 30%, rgba(0,212,170,0.15) 0%, transparent 70%),
              radial-gradient(ellipse at 80% 80%, rgba(251,191,36,0.08) 0%, transparent 50%);
  border-radius: var(--radius-lg);
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 1;
}

.hero-icon {
  font-size: 4rem;
  margin-bottom: 8px;
  animation: float 3s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

.hero-title {
  font-size: 2.8rem !important;
  margin-bottom: 12px;
}

.hero-subtitle {
  color: var(--color-text-muted);
  font-size: 1.15rem;
  margin-bottom: 24px;
  line-height: 1.6;
  max-width: 400px;
  margin-left: auto;
  margin-right: auto;
}

.btn-hero {
  padding: 14px 36px;
  font-size: 1.1rem;
  border-radius: 999px;
  box-shadow: 0 0 30px rgba(0,212,170,0.3);
  animation: pulse-glow 2s ease-in-out infinite;
}

@keyframes pulse-glow {
  0%, 100% { box-shadow: 0 0 20px rgba(0,212,170,0.25); }
  50% { box-shadow: 0 0 40px rgba(0,212,170,0.5); }
}

/* ---------- 今日状态（首页） ---------- */
.today-summary {
  margin-bottom: 32px;
}

.today-summary h2 {
  font-size: 1.2rem;
  color: var(--color-text-muted);
  margin-bottom: 16px;
  text-align: center;
}

.stats-row {
  display: flex;
  gap: 12px;
  justify-content: center;
}

.stat-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 20px 24px;
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  min-width: 100px;
  transition: transform var(--transition), box-shadow var(--transition);
}

.stat-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}

.stat-emoji {
  font-size: 1.6rem;
  margin-bottom: 6px;
}

.stat-card .stat-value {
  font-size: 2rem;
  font-weight: 800;
  color: var(--color-primary);
  line-height: 1.2;
}

.stat-card .stat-label {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  margin-top: 2px;
}

/* ---------- 功能区块标题 ---------- */
.feature-section {
  margin-bottom: 24px;
}

.feature-section h2 {
  font-size: 1.2rem;
  color: var(--color-text-muted);
  margin-bottom: 16px;
  text-align: center;
}

/* ---------- 入口卡片增强 ---------- */
.entry-card {
  position: relative;
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 28px 24px 24px;
  text-decoration: none;
  color: inherit;
  display: block;
  box-shadow: var(--shadow-card);
  transition: transform var(--transition), box-shadow var(--transition),
    border-color var(--transition);
}

.entry-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
  border-color: var(--color-primary);
}

.entry-card .entry-icon-wrap {
  width: 52px;
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0,212,170,0.1);
  border-radius: 14px;
  margin-bottom: 16px;
  transition: background var(--transition);
}

.entry-card:hover .entry-icon-wrap {
  background: rgba(0,212,170,0.2);
}

.entry-card .icon {
  font-size: 1.8rem;
  display: block;
}

.entry-card h3 {
  font-size: 1.15rem;
  margin-bottom: 8px;
  color: var(--color-primary-light);
}

.entry-card p {
  font-size: 0.88rem;
  color: var(--color-text-muted);
  line-height: 1.6;
}

.entry-arrow {
  position: absolute;
  right: 20px;
  top: 28px;
  font-size: 1.3rem;
  color: var(--color-text-muted);
  opacity: 0;
  transition: opacity var(--transition), transform var(--transition);
}

.entry-card:hover .entry-arrow {
  opacity: 1;
  transform: translateX(4px);
  color: var(--color-primary);
}

/* ============================================
   哨兵角色（首页 hero 里的卡通哨兵）
   ============================================ */

.sentry {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  margin-top: 32px;
  animation: sentry-float 3s ease-in-out infinite;
}

@keyframes sentry-float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-6px); }
}

.sentry-body {
  position: relative;
  width: 80px;
  height: 100px;
  background: linear-gradient(180deg, #0d9488, #0f766e);
  border-radius: 20px 20px 12px 12px;
  border: 2px solid rgba(0, 212, 170, 0.4);
  box-shadow: 0 0 20px rgba(0, 212, 170, 0.2);
}

/* 头 */
.sentry-head {
  position: relative;
  width: 52px;
  height: 44px;
  background: #14b8a6;
  border-radius: 50% 50% 40% 40%;
  margin: -18px auto 0;
  border: 2px solid rgba(0, 212, 170, 0.5);
}

/* 眼睛 */
.sentry-eye {
  position: absolute;
  top: 14px;
  width: 8px;
  height: 10px;
  background: #0f172a;
  border-radius: 50%;
  animation: sentry-blink 3s ease-in-out infinite;
}

.sentry-eye.left {
  left: 10px;
}

.sentry-eye.right {
  right: 10px;
}

@keyframes sentry-blink {
  0%, 44%, 48%, 100% { transform: scaleY(1); }
  46% { transform: scaleY(0.1); }
}

/* 嘴巴 */
.sentry-mouth {
  position: absolute;
  bottom: 8px;
  left: 50%;
  transform: translateX(-50%);
  width: 14px;
  height: 6px;
  border-bottom: 2.5px solid #0f172a;
  border-radius: 0 0 10px 10px;
}

/* 手臂 */
.sentry-arm {
  position: absolute;
  top: 30px;
  width: 16px;
  height: 40px;
  background: #0d9488;
  border-radius: 8px;
  border: 2px solid rgba(0, 212, 170, 0.3);
}

.sentry-arm.left {
  left: -14px;
  transform: rotate(15deg);
  transform-origin: top center;
  animation: sentry-wave-left 2.5s ease-in-out infinite;
}

/* 枪 */
.sentry-gun {
  position: absolute;
  top: 8px;
  left: -18px;
  width: 22px;
  height: 6px;
  background: linear-gradient(90deg, #475569, #64748b);
  border-radius: 3px 2px 2px 3px;
  border: 1px solid rgba(148, 163, 184, 0.4);
  transform: rotate(-10deg);
}

.sentry-gun::before {
  content: '';
  position: absolute;
  top: -3px;
  right: -4px;
  width: 6px;
  height: 10px;
  background: #475569;
  border-radius: 1px 2px 2px 1px;
  border: 1px solid rgba(148, 163, 184, 0.4);
}

.sentry-gun::after {
  content: '';
  position: absolute;
  top: 1px;
  left: -8px;
  width: 8px;
  height: 4px;
  background: #334155;
  border-radius: 2px 0 0 2px;
}

.sentry-arm.right {
  right: -14px;
  transform: rotate(-15deg);
  transform-origin: top center;
  animation: sentry-wave-right 2.5s ease-in-out infinite;
}

@keyframes sentry-wave-left {
  0%, 100% { transform: rotate(15deg); }
  50% { transform: rotate(35deg); }
}

@keyframes sentry-wave-right {
  0%, 100% { transform: rotate(-15deg); }
  50% { transform: rotate(-35deg); }
}

/* 旗子 */
.sentry-flag {
  font-size: 1.8rem;
  margin-top: -4px;
  animation: sentry-flag-wave 1.5s ease-in-out infinite;
  filter: drop-shadow(0 0 6px rgba(0, 212, 170, 0.4));
}

@keyframes sentry-flag-wave {
  0%, 100% { transform: rotate(-5deg); }
  50% { transform: rotate(5deg); }
}

/* 影子 */
.sentry-shadow {
  width: 50px;
  height: 8px;
  background: rgba(0, 0, 0, 0.2);
  border-radius: 50%;
  margin-top: 4px;
  animation: sentry-shadow-pulse 3s ease-in-out infinite;
}

/* ============================================
   哈基米（首页 hero 里的卡通猫）
   ============================================ */

.cat {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  margin-top: 8px;
  animation: cat-bounce 2.5s ease-in-out infinite;
}

@keyframes cat-bounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-5px); }
}

.cat-body {
  position: relative;
  width: 44px;
  height: 56px;
  background: linear-gradient(135deg, #22c55e, #16a34a);
  border-radius: 18px 18px 12px 12px;
  border: 2px solid rgba(34, 197, 94, 0.4);
}

/* 头 */
.cat-head {
  position: relative;
  width: 38px;
  height: 32px;
  background: #22c55e;
  border-radius: 50% 50% 40% 40%;
  margin: -10px auto 0;
  border: 2px solid rgba(34, 197, 94, 0.4);
  z-index: 2;
}

/* 天线 */
.cat-antenna {
  position: absolute;
  top: -16px;
  width: 3px;
  height: 14px;
  background: #22c55e;
  border-radius: 2px;
  z-index: 3;
}

.cat-antenna.left {
  left: 8px;
  transform: rotate(-8deg);
  animation: cat-antenna-wiggle 1.5s ease-in-out infinite;
}

.cat-antenna.right {
  right: 8px;
  transform: rotate(8deg);
  animation: cat-antenna-wiggle 1.5s ease-in-out infinite 0.3s;
}

.cat-antenna::after {
  content: '';
  position: absolute;
  top: -5px;
  left: -3px;
  width: 9px;
  height: 9px;
  background: #22c55e;
  border-radius: 50%;
  box-shadow: 0 0 6px rgba(34, 197, 94, 0.5);
}

@keyframes cat-antenna-wiggle {
  0%, 100% { transform: rotate(-8deg); }
  50% { transform: rotate(8deg); }
}

.cat-antenna.right {
  animation-name: cat-antenna-wiggle-right;
}

@keyframes cat-antenna-wiggle-right {
  0%, 100% { transform: rotate(8deg); }
  50% { transform: rotate(-8deg); }
}

/* 耳朵 */
.cat-ear {
  position: absolute;
  top: -8px;
  width: 0;
  height: 0;
  border-left: 7px solid transparent;
  border-right: 7px solid transparent;
  border-bottom: 12px solid #16a34a;
}

.cat-ear.left {
  left: 2px;
  transform: rotate(-10deg);
  animation: cat-ear-twitch 2s ease-in-out infinite;
}

.cat-ear.right {
  right: 2px;
  transform: rotate(10deg);
  animation: cat-ear-twitch 2s ease-in-out infinite 0.5s;
}

@keyframes cat-ear-twitch {
  0%, 90%, 100% { transform: rotate(-10deg); }
  95% { transform: rotate(-20deg); }
}

.cat-ear.right {
  animation-name: cat-ear-twitch-right;
}

@keyframes cat-ear-twitch-right {
  0%, 90%, 100% { transform: rotate(10deg); }
  95% { transform: rotate(20deg); }
}

/* 眼睛 */
.cat-eye {
  position: absolute;
  top: 12px;
  width: 7px;
  height: 8px;
  background: #1e293b;
  border-radius: 50%;
  animation: cat-blink 3s ease-in-out infinite;
}

.cat-eye.left {
  left: 7px;
}

.cat-eye.right {
  right: 7px;
}

@keyframes cat-blink {
  0%, 44%, 48%, 100% { transform: scaleY(1); }
  46% { transform: scaleY(0.1); }
}

/* 鼻子 */
.cat-nose {
  position: absolute;
  bottom: 8px;
  left: 50%;
  transform: translateX(-50%);
  width: 5px;
  height: 4px;
  background: #fca5a5;
  border-radius: 50%;
}

/* 胡须 */
.cat-whisker {
  position: absolute;
  top: 18px;
  width: 16px;
  height: 2px;
  background: rgba(255, 255, 255, 0.5);
  border-radius: 1px;
}

.cat-whisker.left {
  left: -14px;
  transform: rotate(-5deg);
}

.cat-whisker.right {
  right: -14px;
  transform: rotate(5deg);
}

/* 猫爪子（小手） */
.cat-paw {
  position: absolute;
  top: 24px;
  width: 10px;
  height: 14px;
  background: #22c55e;
  border-radius: 5px 5px 8px 8px;
  border: 1.5px solid rgba(34, 197, 94, 0.3);
  z-index: 3;
}

.cat-paw.left {
  left: -8px;
  transform: rotate(15deg);
  transform-origin: top center;
  animation: cat-paw-wave 2s ease-in-out infinite;
}

.cat-paw.right {
  right: -8px;
  transform: rotate(-15deg);
  transform-origin: top center;
  animation: cat-paw-wave 2s ease-in-out infinite 0.4s;
}

@keyframes cat-paw-wave {
  0%, 100% { transform: rotate(15deg); }
  50% { transform: rotate(30deg); }
}

.cat-paw.right {
  animation-name: cat-paw-wave-right;
}

@keyframes cat-paw-wave-right {
  0%, 100% { transform: rotate(-15deg); }
  50% { transform: rotate(-30deg); }
}

/* 尾巴 */
.cat-tail {
  position: absolute;
  top: -2px;
  right: -12px;
  width: 20px;
  height: 7px;
  background: #16a34a;
  border-radius: 0 10px 10px 0;
  transform-origin: left center;
  animation: cat-tail-sway 1.2s ease-in-out infinite;
  border: 1.5px solid rgba(22, 163, 74, 0.3);
}

@keyframes cat-tail-sway {
  0%, 100% { transform: rotate(-25deg); }
  50% { transform: rotate(25deg); }
}

/* 腿 */
.cat-leg {
  position: absolute;
  bottom: -12px;
  width: 9px;
  height: 14px;
  background: #16a34a;
  border-radius: 0 0 4px 4px;
  border: 1.5px solid rgba(22, 163, 74, 0.3);
}

.cat-leg.left {
  left: 9px;
}

.cat-leg.right {
  right: 9px;
}

.cat-shadow {
  width: 36px;
  height: 6px;
  background: rgba(0, 0, 0, 0.15);
  border-radius: 50%;
  margin-top: 4px;
  animation: sentry-shadow-pulse 2.5s ease-in-out infinite;
}

/* ============================================
   小狗（首页 hero 里的卡通狗 — 站立版）
   ============================================ */

.dog {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  margin-top: 8px;
  animation: dog-bounce 2s ease-in-out infinite;
}

@keyframes dog-bounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-4px); }
}

/* 身体 — 竖起来变高 */
.dog-body {
  position: relative;
  width: 48px;
  height: 64px;
  background: linear-gradient(135deg, #d4a574, #c4956a);
  border-radius: 18px 18px 12px 12px;
  border: 2px solid rgba(180, 130, 90, 0.4);
}

/* 头 — 在身体顶部 */
.dog-head {
  position: relative;
  width: 40px;
  height: 34px;
  background: #d4a574;
  border-radius: 50% 50% 40% 40%;
  margin: -12px auto 0;
  border: 2px solid rgba(180, 130, 90, 0.4);
  z-index: 2;
}

/* 耳朵 */
.dog-ear {
  position: absolute;
  top: -6px;
  width: 14px;
  height: 18px;
  background: #b8845a;
  border-radius: 50% 50% 0 0;
  border: 1.5px solid rgba(180, 130, 90, 0.3);
}

.dog-ear.left {
  left: -6px;
  transform: rotate(-15deg);
  animation: dog-ear-flap 2.5s ease-in-out infinite;
}

.dog-ear.right {
  right: -6px;
  transform: rotate(15deg);
  animation: dog-ear-flap 2.5s ease-in-out infinite 0.3s;
}

@keyframes dog-ear-flap {
  0%, 100% { transform: rotate(-15deg); }
  50% { transform: rotate(-25deg); }
}

.dog-ear.right {
  animation-name: dog-ear-flap-right;
}

@keyframes dog-ear-flap-right {
  0%, 100% { transform: rotate(15deg); }
  50% { transform: rotate(25deg); }
}

/* 眼睛 */
.dog-eye {
  position: absolute;
  top: 12px;
  width: 6px;
  height: 7px;
  background: #1e293b;
  border-radius: 50%;
  animation: dog-blink 3.5s ease-in-out infinite;
}

.dog-eye.left {
  left: 8px;
}

.dog-eye.right {
  right: 8px;
}

@keyframes dog-blink {
  0%, 44%, 48%, 100% { transform: scaleY(1); }
  46% { transform: scaleY(0.1); }
}

/* 鼻子 */
.dog-nose {
  position: absolute;
  bottom: 8px;
  left: 50%;
  transform: translateX(-50%);
  width: 8px;
  height: 6px;
  background: #1e293b;
  border-radius: 50%;
}

/* 舌头 */
.dog-tongue {
  position: absolute;
  bottom: -2px;
  left: 50%;
  transform: translateX(-50%);
  width: 6px;
  height: 8px;
  background: #f87171;
  border-radius: 0 0 4px 4px;
  animation: dog-pant 1s ease-in-out infinite;
}

@keyframes dog-pant {
  0%, 100% { transform: translateX(-50%) scaleY(1); }
  50% { transform: translateX(-50%) scaleY(1.4); }
}

/* 尾巴 — 从身体顶部伸出 */
.dog-tail {
  position: absolute;
  top: -4px;
  right: -10px;
  width: 18px;
  height: 8px;
  background: #c4956a;
  border-radius: 0 8px 8px 0;
  transform-origin: left center;
  animation: dog-wag 0.6s ease-in-out infinite;
  border: 1.5px solid rgba(180, 130, 90, 0.3);
}

@keyframes dog-wag {
  0%, 100% { transform: rotate(-20deg); }
  50% { transform: rotate(20deg); }
}

/* 腿 — 在身体底部，站立 */
.dog-leg {
  position: absolute;
  bottom: -14px;
  width: 10px;
  height: 16px;
  background: #c4956a;
  border-radius: 0 0 4px 4px;
  border: 1.5px solid rgba(180, 130, 90, 0.3);
}

.dog-leg.left {
  left: 10px;
}

.dog-leg.right {
  right: 10px;
  animation: dog-leg-tap 1.2s ease-in-out infinite;
}

@keyframes dog-leg-tap {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-2px); }
}

/* 狗的手臂 */
.dog-arm {
  position: absolute;
  width: 14px;
  height: 32px;
  background: #c4956a;
  border-radius: 7px;
  border: 2px solid rgba(180, 130, 90, 0.4);
  z-index: 4;
}

.dog-arm.left {
  top: 16px;
  left: -12px;
  transform: rotate(25deg);
  transform-origin: top center;
  animation: dog-arm-swing 1.8s ease-in-out infinite;
}

.dog-arm.right {
  top: 18px;
  right: -12px;
  transform: rotate(-25deg);
  transform-origin: top center;
  animation: dog-arm-swing 1.8s ease-in-out infinite 0.3s;
}

@keyframes dog-arm-swing {
  0%, 100% { transform: rotate(20deg); }
  50% { transform: rotate(30deg); }
}

.dog-arm.right {
  animation-name: dog-arm-swing-right;
}

@keyframes dog-arm-swing-right {
  0%, 100% { transform: rotate(-20deg); }
  50% { transform: rotate(-30deg); }
}

/* 狗左手的刀 */
.dog-sword {
  position: absolute;
  top: 4px;
  right: -28px;
  width: 34px;
  height: 5px;
  background: linear-gradient(90deg, #94a3b8, #cbd5e1);
  border-radius: 0 2px 2px 0;
  border: 1px solid rgba(148, 163, 184, 0.4);
  transform: rotate(-10deg);
  transform-origin: left center;
  z-index: 5;
  animation: dog-sword-wag 0.6s ease-in-out infinite;
}

.dog-sword::before {
  content: '';
  position: absolute;
  top: -2px;
  left: -4px;
  width: 6px;
  height: 6px;
  background: #64748b;
  border-radius: 1px;
  border: 1px solid rgba(148, 163, 184, 0.4);
}

.dog-sword::after {
  content: '';
  position: absolute;
  top: 1px;
  left: -10px;
  width: 8px;
  height: 2px;
  background: #475569;
  border-radius: 1px 0 0 1px;
}

@keyframes dog-sword-wag {
  0%, 100% { transform: rotate(-15deg); }
  50% { transform: rotate(-5deg); }
}

/* 狗右手的盾 */
.dog-shield {
  position: absolute;
  top: -2px;
  left: -18px;
  width: 18px;
  height: 22px;
  background: linear-gradient(180deg, #3b82f6, #1d4ed8);
  border-radius: 4px 4px 6px 6px;
  border: 1.5px solid rgba(59, 130, 246, 0.5);
  z-index: 5;
  animation: dog-shield-bob 1.5s ease-in-out infinite;
}

.dog-shield::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 8px;
  height: 8px;
  background: rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.3);
}

.dog-shield::after {
  content: '★';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: 0.5rem;
  color: rgba(255, 255, 255, 0.6);
  line-height: 1;
}

@keyframes dog-shield-bob {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-3px); }
}

.dog-shadow {
  width: 40px;
  height: 6px;
  background: rgba(0, 0, 0, 0.15);
  border-radius: 50%;
  margin-top: 6px;
  animation: sentry-shadow-pulse 2s ease-in-out infinite;
}

@keyframes sentry-shadow-pulse {
  0%, 100% { transform: scaleX(1); opacity: 0.3; }
  50% { transform: scaleX(0.7); opacity: 0.15; }
}

/* ============================================
   Hero 装饰元素（小太阳、云朵、水滴）
   ============================================ */

.hero-deco {
  position: absolute;
  pointer-events: none;
  z-index: 0;
  font-size: 1.6rem;
  opacity: 0.6;
}

/* 小太阳 — 右上 */
.sun-deco {
  top: 10%;
  right: 8%;
  font-size: 2.8rem;
  opacity: 0.7;
  animation: sun-spin 8s linear infinite;
}

@keyframes sun-spin {
  0% { transform: rotate(0deg) scale(1); }
  50% { transform: rotate(180deg) scale(1.15); }
  100% { transform: rotate(360deg) scale(1); }
}

/* 云朵 — 左右飘 */
.cloud-deco {
  font-size: 2.2rem;
  opacity: 0.35;
}

.cloud-1 {
  top: 18%;
  left: 5%;
  animation: cloud-drift 12s ease-in-out infinite;
}

.cloud-2 {
  top: 40%;
  right: 3%;
  font-size: 1.8rem;
  animation: cloud-drift 15s ease-in-out infinite 2s;
}

@keyframes cloud-drift {
  0%, 100% { transform: translateX(0); }
  50% { transform: translateX(20px); }
}

/* 水滴 — 上下浮动 */
.drop-deco {
  font-size: 1.2rem;
  opacity: 0.4;
}

.drop-1 {
  bottom: 15%;
  left: 12%;
  animation: drop-float 2.5s ease-in-out infinite;
}

.drop-2 {
  bottom: 25%;
  right: 15%;
  animation: drop-float 3s ease-in-out infinite 0.5s;
}

.drop-3 {
  bottom: 8%;
  left: 30%;
  animation: drop-float 2.8s ease-in-out infinite 1s;
}

@keyframes drop-float {
  0%, 100% { transform: translateY(0); opacity: 0.4; }
  50% { transform: translateY(-12px); opacity: 0.7; }
}

/* 户外模式关掉装饰动画 */
body.outdoor-mode .hero-deco {
  animation: none !important;
  opacity: 0.3;
}

/* 哨兵在 hero 里居中 */
.hero {
  display: flex;
  flex-direction: column;
  align-items: center;
}

/* ============================================
   户外模式（大字号 · 高对比 · 省电）
   ============================================ */

body.outdoor-mode {
  font-size: 20px;
}

body.outdoor-mode .nav-bar {
  padding: 20px 28px;
}

body.outdoor-mode .nav-links a {
  font-size: 1.1rem;
  padding: 10px 18px;
}

body.outdoor-mode .btn {
  padding: 16px 32px;
  font-size: 1.2rem;
}

body.outdoor-mode .card {
  padding: 28px;
}

body.outdoor-mode .gradient-title {
  font-size: 2.4rem;
}

body.outdoor-mode .stat-value {
  font-size: 2.4rem;
}

body.outdoor-mode .stat-card {
  padding: 24px 28px;
  min-width: 120px;
}

body.outdoor-mode .entry-card {
  padding: 32px 28px;
}

body.outdoor-mode .entry-card h3 {
  font-size: 1.4rem;
}

body.outdoor-mode .entry-card p {
  font-size: 1.05rem;
}

body.outdoor-mode .hero-title {
  font-size: 3.2rem !important;
}

body.outdoor-mode .hero-subtitle {
  font-size: 1.3rem;
}

body.outdoor-mode .sentry,
body.outdoor-mode .cat,
body.outdoor-mode .dog {
  animation: none !important;
}

body.outdoor-mode .sentry-arm.left,
body.outdoor-mode .sentry-arm.right,
body.outdoor-mode .sentry-flag,
body.outdoor-mode .cat-paw,
body.outdoor-mode .cat-tail,
body.outdoor-mode .dog-tail,
body.outdoor-mode .dog-sword,
body.outdoor-mode .dog-shield {
  animation: none !important;
}

/* 户外模式切换按钮（导航栏里的小开关） */
.outdoor-toggle {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(0, 212, 170, 0.1);
  border: 1px solid var(--color-border);
  border-radius: 999px;
  padding: 6px 14px 6px 10px;
  color: var(--color-text-muted);
  font-size: 0.85rem;
  cursor: pointer;
  transition: all var(--transition);
  font-family: inherit;
  margin-left: 8px;
}

.outdoor-toggle:hover {
  background: rgba(0, 212, 170, 0.2);
  color: var(--color-primary);
}

.outdoor-toggle.active {
  background: rgba(251, 191, 36, 0.15);
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.outdoor-toggle .toggle-icon {
  font-size: 1.1rem;
}

/* ---------- 移动端适配 ---------- */
@media (max-width: 480px) {
  .hero-title {
    font-size: 2rem !important;
  }
  .hero-icon {
    font-size: 3rem;
  }
  .stats-row {
    gap: 8px;
  }
  .stat-card {
    padding: 14px 16px;
    min-width: 80px;
  }
  .stat-card .stat-value {
    font-size: 1.5rem;
  }
}

/* ============================================
   防暑大闯关 — 游戏页样式
   ============================================ */

.game-hud {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin-bottom: 16px;
}

.hud-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 12px 24px;
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  min-width: 80px;
}

.hud-label {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  margin-bottom: 4px;
}

.hud-value {
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--color-primary);
}

.game-wrapper {
  position: relative;
  max-width: 600px;
  margin: 0 auto;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-card);
}

#gameCanvas {
  display: block;
  width: 100%;
  height: auto;
  background: rgba(15, 23, 42, 0.95);
  cursor: default;
}

.game-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(15, 23, 42, 0.85);
  backdrop-filter: blur(4px);
  z-index: 10;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.game-overlay.open {
  opacity: 1;
  pointer-events: auto;
}

.overlay-content {
  text-align: center;
  padding: 32px;
}

.overlay-content h2 {
  font-size: 1.6rem;
  margin-bottom: 8px;
  color: var(--color-primary-light);
}

.overlay-content p {
  font-size: 0.95rem;
  line-height: 1.7;
}

/* 图例 */
.legend-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-top: 12px;
}

.legend-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  background: rgba(0, 212, 170, 0.05);
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  color: var(--color-text);
}

.legend-icon {
  font-size: 1.3rem;
}

.legend-points {
  font-size: 0.8rem;
  color: var(--color-success);
  font-weight: 600;
}

.legend-points.danger {
  color: var(--color-danger);
}

@media (max-width: 480px) {
  .game-hud {
    gap: 8px;
  }
  .hud-item {
    padding: 8px 12px;
    min-width: 60px;
  }
  .hud-value {
    font-size: 1.4rem;
  }
  .legend-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* ============================================
   小狗问问题 — 气泡样式
   ============================================ */

.dog-bubble {
  position: absolute;
  bottom: 100%;
  left: 50%;
  transform: translateX(-50%);
  margin-bottom: 12px;
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: 16px;
  padding: 16px;
  min-width: 240px;
  max-width: 300px;
  box-shadow: 0 8px 30px rgba(0,0,0,0.4);
  z-index: 50;
}

.dog-opt {
  display: block;
  width: 100%;
  padding: 8px 12px;
  margin-bottom: 6px;
  background: rgba(0,212,170,0.08);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  color: var(--color-text);
  font-size: 0.9rem;
  cursor: pointer;
  font-family: inherit;
  text-align: left;
}

.dog-opt:hover {
  background: rgba(0,212,170,0.15);
}

.dog-close {
  background: none;
  border: none;
  color: var(--color-text-muted);
  font-size: 0.8rem;
  cursor: pointer;
  font-family: inherit;
}