/* ===== 宝贝轻松记 官网统一样式 ===== */

:root {
  --color-primary: #6B8F71;
  --color-primary-light: #A3C4A8;
  --color-primary-bg: #F0F7F1;
  --color-accent: #E8A87C;
  --color-accent-light: #F5DCC6;
  --color-text: #3D405B;
  --color-text-secondary: #7A7D9C;
  --color-bg: #FDFBF7;
  --color-white: #FFFFFF;
  --color-border: #E8E6E0;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.06);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.06);
  --shadow-lg: 0 8px 30px rgba(0,0,0,0.06);
  --max-width: 880px;
  --max-width-wide: 960px;
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.7;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* ===== Header ===== */
.site-header {
  padding: 18px 24px;
  border-bottom: 1px solid var(--color-border);
  background: rgba(253, 251, 247, 0.92);
}

.header-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.site-logo {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--color-primary);
  text-decoration: none;
  letter-spacing: 0.02em;
}

.site-nav {
  display: flex;
  gap: 20px;
}

.site-nav a {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  text-decoration: none;
  transition: color 0.2s;
}

.site-nav a:hover {
  color: var(--color-primary);
}

/* ===== Footer ===== */
.site-footer {
  margin-top: auto;
  padding: 40px 24px 36px;
  border-top: 1px solid var(--color-border);
  text-align: center;
  font-size: 0.8125rem;
  color: var(--color-text-secondary);
}

.footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
}

.site-footer .footer-links {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 16px;
  font-size: 0.875rem;
}

.site-footer .footer-links a {
  color: var(--color-text-secondary);
  text-decoration: none;
  transition: color 0.2s;
}

.site-footer .footer-links a:hover {
  color: var(--color-primary);
}

.footer-link-sep {
  color: var(--color-border);
  font-size: 0.75rem;
}

/* 版权行 */
.footer-copy {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  margin-bottom: 12px;
}

/* 备案信息行 —— 纯文字链接，与 footer-links 风格统一 */
.footer-beian {
  font-size: 0.8125rem;
  color: var(--color-text-secondary);
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}

.footer-beian a {
  color: inherit;
  text-decoration: none;
  transition: color 0.2s;
}

.footer-beian a:hover {
  color: var(--color-primary);
}

.footer-beian .beian-icon {
  flex-shrink: 0;
  opacity: 0.6;
  transition: opacity 0.2s;
}

.footer-beian:hover .beian-icon {
  opacity: 0.85;
}

.beian-sep {
  font-size: 0.75rem;
  user-select: none;
}

/* ===== Section Header (首页通用) ===== */
.section-header {
  text-align: center;
  margin-bottom: 40px;
}

.section-header h2 {
  font-size: 1.35rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 10px;
  letter-spacing: 0.02em;
}

.section-header p {
  font-size: 0.9375rem;
  color: var(--color-text-secondary);
  max-width: 480px;
  margin: 0 auto;
  line-height: 1.6;
}

/* ===== Main Content ===== */
main {
  flex: 1;
}

.page-container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 48px 24px;
}

/* ===== Hero / 首屏 ===== */
.hero {
  position: relative;
  text-align: center;
  padding: 80px 24px 72px;
  overflow: hidden;
}

.hero-glow {
  position: absolute;
  top: -280px;
  left: 50%;
  transform: translateX(-50%);
  width: 700px;
  height: 700px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(107, 143, 113, 0.07) 0%, rgba(232, 168, 124, 0.04) 40%, transparent 65%);
  pointer-events: none;
}

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

.hero-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 80px;
  height: 80px;
  border-radius: 24px;
  background: var(--color-primary-bg);
  margin-bottom: 28px;
  font-size: 2.25rem;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.hero-icon-img {
  width: 100%;
  height: 100%;
  border-radius: inherit;
  display: block;
}

.hero-icon:hover {
  transform: scale(1.04);
}

.hero h1 {
  font-size: 2.25rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 16px;
  letter-spacing: 0.04em;
  line-height: 1.3;
}

.hero-tagline {
  font-size: 1.15rem;
  color: var(--color-text);
  max-width: 480px;
  margin: 0 auto 20px;
  line-height: 1.6;
  font-weight: 500;
}

.hero-desc {
  font-size: 0.95rem;
  color: var(--color-text-secondary);
  max-width: 500px;
  margin: 0 auto 36px;
  line-height: 1.7;
}

.hero .status-badge {
  display: inline-block;
  padding: 7px 22px;
  border-radius: 20px;
  background: var(--color-accent-light);
  color: #C4956A;
  font-size: 0.8125rem;
  font-weight: 500;
}

/* ===== Features / 核心功能 ===== */
.features {
  padding: 16px 24px 64px;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
  max-width: var(--max-width-wide);
  margin: 0 auto;
}

.feature-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 28px 24px 24px;
  text-align: center;
  transition: transform 0.25s ease, box-shadow 0.3s ease;
}

.feature-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.feature-card-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  border-radius: 16px;
  background: var(--color-primary-bg);
  font-size: 1.5rem;
  margin-bottom: 16px;
  transition: transform 0.25s ease;
}

.feature-card:hover .feature-card-icon {
  transform: scale(1.08);
}

.feature-card h3 {
  font-size: 0.9375rem;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--color-text);
}

.feature-card p {
  font-size: 0.8125rem;
  color: var(--color-text-secondary);
  line-height: 1.65;
}

/* ===== Record Types / 记录类型 ===== */
.record-types {
  padding: 24px 24px 56px;
}

.record-list {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
  max-width: 600px;
  margin: 0 auto;
}

.record-tag {
  display: inline-block;
  padding: 10px 24px;
  border-radius: 24px;
  background: var(--color-primary-bg);
  color: var(--color-primary);
  font-size: 0.9rem;
  font-weight: 500;
  transition: background 0.2s, transform 0.2s;
}

.record-tag:hover {
  background: #E6F0E8;
  transform: translateY(-1px);
}

/* ===== Privacy Section / 数据与隐私 ===== */
.privacy-section {
  padding: 48px 24px 56px;
  background: linear-gradient(180deg, var(--color-bg) 0%, #F6F3EE 100%);
}

.privacy-section-inner {
  max-width: var(--max-width-wide);
  margin: 0 auto;
}

.privacy-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.privacy-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 28px 24px;
  text-align: center;
  transition: box-shadow 0.3s ease;
}

.privacy-card:hover {
  box-shadow: var(--shadow-sm);
}

.privacy-card-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: 14px;
  background: var(--color-primary-bg);
  color: var(--color-primary);
  margin-bottom: 16px;
}

.privacy-card h3 {
  font-size: 0.9375rem;
  font-weight: 600;
  margin-bottom: 10px;
  color: var(--color-text);
}

.privacy-card p {
  font-size: 0.8125rem;
  color: var(--color-text-secondary);
  line-height: 1.7;
}

/* ===== Status Section / 当前版本定位 ===== */
.status-section {
  padding: 48px 24px 72px;
}

.capability-list {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
  max-width: 640px;
  margin: 0 auto;
}

.capability-item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 22px;
  border-radius: 24px;
  background: var(--color-primary-bg);
  color: var(--color-primary);
  font-size: 0.9rem;
  font-weight: 500;
}

.capability-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
  opacity: 0.4;
  flex-shrink: 0;
}

/* ===== Policy Pages (协议页) ===== */
.policy-header {
  text-align: center;
  padding: 48px 24px 32px;
}

.policy-header h1 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.policy-header .update-date {
  font-size: 0.8125rem;
  color: var(--color-text-secondary);
}

.policy-body {
  max-width: 720px;
  margin: 0 auto;
  padding: 0 24px 64px;
}

.policy-body h2 {
  font-size: 1.125rem;
  font-weight: 600;
  margin: 32px 0 12px;
  color: var(--color-text);
}

.policy-body h3 {
  font-size: 1rem;
  font-weight: 600;
  margin: 24px 0 8px;
  color: var(--color-text);
}

.policy-body p {
  margin-bottom: 12px;
  color: var(--color-text-secondary);
  font-size: 0.9375rem;
}

.policy-body ul,
.policy-body ol {
  margin: 8px 0 16px 20px;
  color: var(--color-text-secondary);
  font-size: 0.9375rem;
}

.policy-body li {
  margin-bottom: 6px;
}

.policy-body .note-box {
  background: var(--color-primary-bg);
  border-radius: var(--radius-sm);
  padding: 16px 20px;
  margin: 20px 0;
  font-size: 0.875rem;
  color: var(--color-text-secondary);
}

.policy-body strong {
  color: var(--color-text);
}

/* ===== Back Link ===== */
.back-link {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 0.875rem;
  color: var(--color-primary);
  text-decoration: none;
  margin-bottom: 24px;
  transition: opacity 0.2s;
}

.back-link:hover {
  opacity: 0.75;
}

/* ===== Animations ===== */
@keyframes heroFadeIn {
  from {
    opacity: 0;
    transform: translateY(18px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes cardFadeIn {
  from {
    opacity: 0;
    transform: translateY(24px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hero-content {
  animation: heroFadeIn 0.7s ease both;
}

.feature-card {
  animation: cardFadeIn 0.55s ease both;
}

.feature-card:nth-child(1) { animation-delay: 0.05s; }
.feature-card:nth-child(2) { animation-delay: 0.12s; }
.feature-card:nth-child(3) { animation-delay: 0.19s; }
.feature-card:nth-child(4) { animation-delay: 0.26s; }
.feature-card:nth-child(5) { animation-delay: 0.33s; }

/* ===== App WebView Mode ===== */
html.app-webview {
  scroll-behavior: auto;
}

html.app-webview body {
  background: var(--color-white);
  line-height: 1.65;
}

html.app-webview .site-header {
  display: none;
}

html.app-webview .hero {
  padding: 28px 18px 20px;
}

html.app-webview .hero-glow,
html.app-webview .hero-icon,
html.app-webview .hero .status-badge {
  display: none;
}

html.app-webview .hero h1 {
  font-size: 1.5rem;
  margin-bottom: 8px;
  letter-spacing: 0;
}

html.app-webview .hero-tagline {
  font-size: 1rem;
  margin-bottom: 8px;
}

html.app-webview .hero-desc {
  font-size: 0.875rem;
  margin-bottom: 0;
}

html.app-webview .features,
html.app-webview .record-types,
html.app-webview .privacy-section,
html.app-webview .status-section {
  padding: 24px 18px;
  background: var(--color-white);
}

html.app-webview .section-header {
  max-width: 720px;
  margin: 0 auto 16px;
  text-align: left;
}

html.app-webview .section-header h2 {
  font-size: 1.0625rem;
  margin-bottom: 6px;
  letter-spacing: 0;
}

html.app-webview .section-header p {
  max-width: none;
  margin: 0;
  font-size: 0.875rem;
}

html.app-webview .feature-grid,
html.app-webview .privacy-grid {
  display: block;
  max-width: 720px;
}

html.app-webview .feature-card,
html.app-webview .privacy-card {
  padding: 14px 0;
  border: 0;
  border-bottom: 1px solid var(--color-border);
  border-radius: 0;
  background: transparent;
  text-align: left;
  box-shadow: none;
  animation: none;
}

html.app-webview .feature-card:hover,
html.app-webview .privacy-card:hover {
  transform: none;
  box-shadow: none;
}

html.app-webview .feature-card-icon,
html.app-webview .privacy-card-icon {
  display: none;
}

html.app-webview .record-list,
html.app-webview .capability-list {
  max-width: 720px;
  justify-content: flex-start;
  gap: 8px;
}

html.app-webview .record-tag,
html.app-webview .capability-item {
  padding: 7px 12px;
  border-radius: var(--radius-sm);
  font-size: 0.8125rem;
}

html.app-webview .page-container {
  max-width: 720px;
  padding: 24px 18px 32px;
}

html.app-webview .back-link {
  display: none;
}

html.app-webview .policy-header {
  max-width: 720px;
  margin: 0 auto;
  padding: 28px 18px 12px;
  text-align: left;
}

html.app-webview .policy-header h1 {
  font-size: 1.35rem;
  margin-bottom: 6px;
}

html.app-webview .policy-body {
  max-width: 720px;
  padding: 0 18px 32px;
}

html.app-webview .policy-body h2 {
  font-size: 1.0625rem;
  margin: 24px 0 8px;
}

html.app-webview .policy-body h3 {
  font-size: 0.9875rem;
  margin: 18px 0 6px;
}

html.app-webview .policy-body p,
html.app-webview .policy-body ul,
html.app-webview .policy-body ol {
  font-size: 0.925rem;
}

html.app-webview .policy-body p {
  margin-bottom: 10px;
}

html.app-webview .policy-body ul,
html.app-webview .policy-body ol {
  margin-bottom: 12px;
}

html.app-webview .policy-body .note-box {
  padding: 12px 14px;
  margin: 16px 0;
  border-radius: var(--radius-sm);
}

html.app-webview .site-footer {
  margin-top: 0;
  padding: 18px 18px 22px;
  background: var(--color-white);
}

html.app-webview .site-footer .footer-links {
  gap: 10px;
  margin-bottom: 10px;
  font-size: 0.8125rem;
}

html.app-webview .footer-copy {
  font-size: 0.75rem;
  line-height: 1.6;
  margin-bottom: 10px;
}

html.app-webview .footer-beian {
  font-size: 0.75rem;
  gap: 5px;
}

/* ===== Responsive ===== */
@media (max-width: 768px) {
  .privacy-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 600px) {
  .hero { padding: 56px 20px 48px; }
  .hero h1 { font-size: 1.6rem; }
  .hero-tagline { font-size: 1rem; }
  .hero-desc { font-size: 0.875rem; }
  .hero-icon { width: 64px; height: 64px; font-size: 1.75rem; margin-bottom: 20px; }

  .feature-grid { grid-template-columns: 1fr; }
  .feature-card { padding: 24px 20px; }

  .privacy-section { padding: 32px 16px 40px; }
  .privacy-card { padding: 24px 20px; }

  .status-section { padding: 32px 16px 56px; }

  .section-header { margin-bottom: 28px; }
  .section-header h2 { font-size: 1.15rem; }

  .page-container { padding: 32px 16px; }
  .policy-body { padding: 0 16px 48px; }
  .site-header { padding: 14px 16px; }

  .record-tag,
  .capability-item { font-size: 0.825rem; padding: 8px 18px; }

  .site-footer { padding: 32px 16px 28px; }
  .site-footer .footer-links { gap: 6px; font-size: 0.8125rem; }
}