/* AniPet Studio Website - Figma Reference Adaptation */

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

:root {
  --color-primary: #ff8a3d;
  --color-primary-light: #fff7f1;
  --color-primary-dark: #d85f12;
  --color-text-primary: #1f1d1a;
  --color-text-secondary: #6e695f;
  --color-text-light: #8e887b;
  --color-bg: #ffffff;
  --color-bg-secondary: #fafaf8;
  --color-border: #e8e5dd;
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2rem;
  --space-xl: 3rem;
  --space-2xl: 4rem;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  font-size: 16px;
  line-height: 1.65;
  color: var(--color-text-primary);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1,
h2,
h3,
h4 {
  line-height: 1.3;
  font-weight: 600;
}

h1 {
  font-size: 2.5rem;
}

h2 {
  font-size: 2rem;
}

h3 {
  font-size: 1.5rem;
}

p {
  margin-bottom: var(--space-sm);
}

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color 0.2s ease;
}

a:hover {
  color: var(--color-primary-dark);
}

.container {
  max-width: 980px;
  margin: 0 auto;
  padding: 0 var(--space-md);
}

.header {
  padding: var(--space-lg) 0;
  border-bottom: 1px solid var(--color-border);
  background-color: var(--color-bg);
}

.brand-wrap {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.brand-icon {
  width: 40px;
  height: 40px;
  max-width: 40px;
  min-width: 40px;
  border-radius: 10px;
  box-shadow: var(--shadow-sm);
  flex-shrink: 0;
  object-fit: cover;
  display: block;
}

.brand {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-text-primary);
  text-decoration: none;
}

.hero {
  padding: var(--space-2xl) 0;
  text-align: center;
  background: linear-gradient(180deg, var(--color-primary-light) 0%, var(--color-bg) 100%);
}

.hero-title {
  margin-bottom: var(--space-md);
  color: var(--color-text-primary);
}

.hero-description {
  font-size: 1.125rem;
  line-height: 1.8;
  color: var(--color-text-secondary);
  max-width: 800px;
  margin: 0 auto;
}

.download {
  padding: var(--space-2xl) 0;
  text-align: center;
  background-color: var(--color-bg);
}

.download-title {
  margin-bottom: var(--space-xl);
  color: var(--color-text-primary);
}

.download-buttons {
  display: flex;
  gap: var(--space-lg);
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: var(--space-md);
}

.download-button {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-md) var(--space-xl);
  background-color: var(--color-bg);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-lg);
  transition: all 0.3s ease;
  text-decoration: none;
  min-width: 240px;
  box-shadow: var(--shadow-sm);
}

.download-button.is-disabled {
  cursor: default;
  opacity: 0.88;
}

.download-button:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-primary);
}

.download-button.is-disabled:hover {
  transform: none;
  box-shadow: var(--shadow-sm);
  border-color: var(--color-border);
  color: var(--color-primary);
}

.download-ios:hover {
  background: linear-gradient(135deg, #000 0%, #333 100%);
  border-color: #000;
}

.download-ios:hover .download-icon,
.download-ios:hover .download-text {
  color: #fff;
}

.download-ios.is-disabled:hover .download-icon,
.download-ios.is-disabled:hover .download-text {
  color: var(--color-text-primary);
}

.download-android:hover {
  background: linear-gradient(135deg, #3ddc84 0%, #00a67e 100%);
  border-color: #3ddc84;
}

.download-android:hover .download-icon,
.download-android:hover .download-text {
  color: #fff;
}

.download-android.is-disabled:hover .download-icon,
.download-android.is-disabled:hover .download-text {
  color: var(--color-text-primary);
}

.download-icon {
  flex-shrink: 0;
  color: var(--color-text-primary);
  transition: color 0.3s ease;
}

.download-text {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  text-align: left;
  color: var(--color-text-primary);
  transition: color 0.3s ease;
}

.download-label {
  font-size: 1.125rem;
  font-weight: 700;
  line-height: 1.2;
}

.download-subtitle {
  font-size: 0.875rem;
  opacity: 0.7;
}

.download-note {
  font-size: 0.9375rem;
  color: var(--color-text-light);
  margin: 0;
}

.screenshots {
  padding: var(--space-2xl) 0;
  background-color: var(--color-bg-secondary);
}

.screenshot-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--space-lg);
}

.screenshot-card {
  aspect-ratio: 9 / 16;
  background-color: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin: 0;
  box-shadow: var(--shadow-sm);
}

.screenshot-image {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.cta {
  padding: var(--space-2xl) 0;
  text-align: center;
}

.button-group {
  display: flex;
  gap: var(--space-md);
  justify-content: center;
  flex-wrap: wrap;
}

.button {
  display: inline-block;
  padding: 1rem 2rem;
  font-size: 1rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  border: none;
  text-decoration: none;
  transition: all 0.2s ease;
}

.button-primary {
  background-color: var(--color-primary);
  color: #fff;
}

.button-primary:hover {
  background-color: var(--color-primary-dark);
  color: #fff;
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.button-secondary {
  background-color: var(--color-bg);
  color: var(--color-text-primary);
  border: 2px solid var(--color-border);
}

.button-secondary:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.content-page {
  padding: var(--space-2xl) 0;
  min-height: 70vh;
}

.page-content {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  box-shadow: var(--shadow-sm);
}

.page-content h1 {
  margin-bottom: var(--space-lg);
  color: var(--color-text-primary);
}

.page-content h2 {
  margin: var(--space-xl) 0 var(--space-sm);
  font-size: 1.4rem;
}

.page-content h3 {
  margin: var(--space-sm) 0;
  font-size: 1.05rem;
}

.lead {
  font-size: 1.125rem;
  color: var(--color-text-primary);
  font-weight: 500;
}

.support-intro,
.support-contact {
  margin-bottom: var(--space-lg);
}

.contact-card {
  background: var(--color-primary-light);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  margin: var(--space-md) 0;
}

.contact-item {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.contact-item svg {
  color: var(--color-primary);
  flex-shrink: 0;
}

.email-link {
  font-weight: 600;
}

.response-note {
  color: var(--color-text-secondary);
}

.privacy-policy section {
  margin-bottom: var(--space-lg);
}

.last-updated {
  color: var(--color-text-secondary);
  font-size: 0.95rem;
  padding: 0.75rem 1rem;
  background: var(--color-bg-secondary);
  border-left: 4px solid var(--color-primary);
  border-radius: var(--radius-sm);
}

.intro {
  font-size: 1.06rem;
}

.privacy-policy ul {
  margin: var(--space-sm) 0;
  padding-left: 1.25rem;
}

.privacy-policy li {
  margin-bottom: var(--space-xs);
  color: var(--color-text-secondary);
}

.note {
  padding: 0.75rem 1rem;
  background: #fff9f2;
  border-radius: var(--radius-sm);
  color: var(--color-text-secondary);
}

.contact-box {
  background: var(--color-bg-secondary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  margin: var(--space-sm) 0;
}

.back-link {
  margin-top: var(--space-xl);
  padding-top: var(--space-lg);
  border-top: 1px solid var(--color-border);
}

.back-link a {
  font-weight: 500;
}

.footer {
  padding: var(--space-xl) 0;
  background-color: var(--color-bg-secondary);
  border-top: 1px solid var(--color-border);
}

.footer-content {
  text-align: center;
}

.footer-brand {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: var(--space-sm);
}

.footer-contact {
  color: var(--color-text-secondary);
  margin-bottom: var(--space-md);
}

.footer-nav {
  margin-bottom: var(--space-md);
}

.footer-nav a {
  color: var(--color-text-secondary);
  margin: 0 var(--space-xs);
}

.separator {
  color: var(--color-border);
}

.footer-copyright {
  font-size: 0.875rem;
  color: var(--color-text-light);
  margin: 0;
}

.wechat-open-hint {
  position: fixed;
  top: 10px;
  right: 12px;
  z-index: 9999;
  display: none;
  max-width: min(78vw, 320px);
  padding: 0.55rem 0.75rem;
  border-radius: 12px;
  background: rgba(31, 29, 26, 0.92);
  color: #fff;
  font-size: 0.86rem;
  line-height: 1.35;
  box-shadow: var(--shadow-md);
}

.wechat-open-hint::after {
  content: "";
  position: absolute;
  top: -6px;
  right: 18px;
  border-left: 6px solid transparent;
  border-right: 6px solid transparent;
  border-bottom: 6px solid rgba(31, 29, 26, 0.92);
}

body.is-wechat .wechat-open-hint {
  display: block;
}

@media (max-width: 768px) {
  .container {
    padding: 0 var(--space-sm);
  }

  h1 {
    font-size: 2rem;
  }

  h2 {
    font-size: 1.7rem;
  }

  .hero {
    padding: var(--space-xl) 0;
  }

  .hero-description {
    font-size: 1rem;
  }

  .download,
  .screenshots,
  .cta,
  .content-page {
    padding: var(--space-xl) 0;
  }

  .page-content {
    padding: var(--space-lg);
  }

  .button {
    width: 100%;
    max-width: 300px;
  }

  .download-button {
    width: 100%;
    max-width: 320px;
    justify-content: center;
  }

  .contact-item {
    flex-direction: column;
    text-align: center;
  }

  .brand-icon {
    width: 34px;
    height: 34px;
    max-width: 34px;
    min-width: 34px;
    border-radius: 8px;
  }

  .wechat-open-hint {
    top: 8px;
    right: 8px;
    max-width: calc(100vw - 16px);
    font-size: 0.82rem;
  }
}