/* ==========================================
   PetWoods 手机网页App - 样式表
   ========================================== */

/* Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800;900&display=swap');

/* ==========================================
   CSS Variables / Design Tokens
   ========================================== */
:root {
  /* Colors */
  --color-primary: #D4E157;        /* 黄绿主色 */
  --color-primary-dark: #C0CA33;
  --color-primary-light: #E6EE9C;
  --color-primary-bg: #F0F4C3;
  --color-accent: #827717;         /* 深橄榄绿 */
  --color-accent-light: #9E9D24;

  --color-bg: #FFFFFF;
  --color-white: #FFFFFF;
  --color-black: #1A1A1A;
  --color-text: #333333;
  --color-text-secondary: #888888;
  --color-text-light: #AAAAAA;
  --color-border: #EEEEEE;
  --color-border-dark: #E0E0E0;
  --color-tag-bg: #F5F5F5;

  /* Diamond colors */
  --color-diamond: #C0CA33;
  --color-diamond-glow: #D4E157;
  --color-discount: #FF6B35;
  --color-selected-border: #827717;
  --color-selected-bg: #FFFDE7;
  --color-price-strike: #BBBBBB;

  /* Spacing */
  --spacing-xs: 4px;
  --spacing-sm: 8px;
  --spacing-md: 12px;
  --spacing-lg: 16px;
  --spacing-xl: 20px;
  --spacing-2xl: 24px;
  --spacing-3xl: 32px;

  /* Border Radius */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 20px;
  --radius-full: 9999px;

  /* Typography */
  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-size-xs: 10px;
  --font-size-sm: 12px;
  --font-size-md: 14px;
  --font-size-lg: 16px;
  --font-size-xl: 18px;
  --font-size-2xl: 22px;
  --font-size-3xl: 28px;
  --font-size-4xl: 36px;
  --font-size-5xl: 48px;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.1);

  /* Layout */
  --bottom-nav-height: 60px;
  --safe-bottom: env(safe-area-inset-bottom, 0px);
}

/* ==========================================
   Reset & Base
   ========================================== */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  -webkit-tap-highlight-color: transparent;
}

html {
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-family);
  background-color: var(--color-bg);
  color: var(--color-text);
  line-height: 1.5;
  min-height: 100vh;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a {
  color: inherit;
  text-decoration: none;
}

img {
  display: block;
  max-width: 100%;
}

button {
  border: none;
  outline: none;
  cursor: pointer;
  background: none;
  font-family: inherit;
}

/* ==========================================
   Page Container
   ========================================== */
.page {
  max-width: 430px;
  margin: 0 auto;
  min-height: 100vh;
  background-color: var(--color-bg);
  position: relative;
  padding-bottom: calc(var(--bottom-nav-height) + var(--safe-bottom) + 16px);
}

/* ==========================================
   Status Bar (Fake)
   ========================================== */
.status-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 20px;
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-black);
}

.status-bar-time {
  font-weight: 700;
}

.status-bar-icons {
  display: flex;
  align-items: center;
  gap: 4px;
}

/* ==========================================
   Bottom Navigation
   ========================================== */
.bottom-nav {
  position: fixed;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 100%;
  max-width: 430px;
  height: calc(var(--bottom-nav-height) + var(--safe-bottom));
  background: var(--color-white);
  border-top: 1px solid var(--color-border);
  display: flex;
  justify-content: center;
  gap: 60px;
  align-items: flex-start;
  padding-top: 8px;
  padding-bottom: var(--safe-bottom);
  z-index: 100;
}

.nav-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  font-size: var(--font-size-xs);
  color: var(--color-text-light);
  transition: color 0.2s ease;
  position: relative;
}

.nav-item.active {
  color: var(--color-black);
  font-weight: 600;
}

.nav-icon {
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.nav-icon svg {
  width: 22px;
  height: 22px;
}

.nav-item.active .nav-icon svg {
  stroke-width: 2.5;
}

.nav-label {
  font-size: 10px;
  letter-spacing: 0.3px;
}

/* ==========================================
   Page Header
   ========================================== */
.page-header {
  padding: var(--spacing-lg) var(--spacing-xl);
}

.page-header-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.header-icons {
  display: flex;
  gap: var(--spacing-sm);
  align-items: center;
}

.header-icon-btn {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0,0,0,0.05);
  transition: background 0.2s;
}

.header-icon-btn:active {
  background: rgba(0,0,0,0.1);
}

.header-icon-btn svg {
  width: 18px;
  height: 18px;
}

/* ==========================================
   HOME PAGE - 首页
   ========================================== */

/* Hero Section */
.home-hero {
  background: var(--color-primary);
  margin: 0 var(--spacing-lg);
  border-radius: var(--radius-xl);
  padding: var(--spacing-2xl);
  position: relative;
  overflow: hidden;
  margin-bottom: var(--spacing-lg);
}

.home-hero::after {
  content: 'Hi';
  position: absolute;
  right: -10px;
  top: 10px;
  font-size: 110px;
  font-weight: 900;
  color: rgba(255,255,255,0.15);
  line-height: 1;
  pointer-events: none;
}

.hero-greeting {
  font-size: var(--font-size-3xl);
  font-weight: 800;
  color: var(--color-black);
  line-height: 1.2;
  margin-bottom: var(--spacing-xs);
}

.hero-subtitle {
  font-size: var(--font-size-md);
  color: var(--color-accent);
  margin-bottom: var(--spacing-lg);
}

.hero-avatar {
  position: absolute;
  right: 20px;
  top: 20px;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid rgba(255,255,255,0.5);
  z-index: 1;
}

/* Notification Banner */
.notification-banner {
  background: var(--color-black);
  color: var(--color-white);
  margin: 0 var(--spacing-lg);
  border-radius: var(--radius-full);
  padding: var(--spacing-md) var(--spacing-lg);
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--spacing-2xl);
  animation: slideUp 0.5s ease;
}

.notification-text {
  font-size: var(--font-size-sm);
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  flex: 1;
  overflow: hidden;
}

.notification-text span {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.notification-dot {
  width: 6px;
  height: 6px;
  background: var(--color-primary);
  border-radius: 50%;
  animation: pulse 2s infinite;
  flex-shrink: 0;
}

.notification-btn {
  background: var(--color-white);
  color: var(--color-black);
  font-size: var(--font-size-sm);
  font-weight: 600;
  padding: 6px 14px;
  border-radius: var(--radius-full);
  white-space: nowrap;
  margin-left: var(--spacing-md);
  transition: transform 0.15s ease;
}

.notification-btn:active {
  transform: scale(0.95);
}

/* Templates Section */
.section-title {
  font-size: var(--font-size-xl);
  font-weight: 700;
  padding: 0 var(--spacing-xl);
  margin-bottom: var(--spacing-lg);
  color: var(--color-black);
}

.template-card {
  margin: 0 var(--spacing-lg) var(--spacing-lg);
  border-radius: var(--radius-lg);
  overflow: hidden;
  position: relative;
  box-shadow: var(--shadow-sm);
  background: var(--color-white);
  transition: transform 0.2s ease;
}

.template-card:active {
  transform: scale(0.98);
}

.template-image {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

.template-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: var(--spacing-lg) var(--spacing-xl);
  background: linear-gradient(transparent, rgba(0,0,0,0.6));
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
}

.template-info h3 {
  font-size: var(--font-size-lg);
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 2px;
}

.template-info p {
  font-size: var(--font-size-sm);
  color: rgba(255,255,255,0.8);
}

.template-action-btn {
  background: rgba(255,255,255,0.2);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  color: var(--color-white);
  font-size: var(--font-size-sm);
  font-weight: 600;
  padding: 8px 16px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  gap: 4px;
  border: 1px solid rgba(255,255,255,0.3);
  transition: all 0.2s ease;
}

.template-action-btn:active {
  background: rgba(255,255,255,0.35);
  transform: scale(0.95);
}

/* ==========================================
   MY PAGE - 我的
   ========================================== */

/* Balance Section */
.my-balance-section {
  background: var(--color-primary);
  margin: 0 var(--spacing-lg);
  border-radius: var(--radius-xl);
  padding: var(--spacing-2xl);
  position: relative;
  overflow: hidden;
  margin-bottom: var(--spacing-lg);
}

.my-page-title {
  font-size: var(--font-size-2xl);
  font-weight: 800;
  color: var(--color-black);
  margin-bottom: var(--spacing-sm);
}

.balance-amount {
  font-size: var(--font-size-5xl);
  font-weight: 900;
  color: var(--color-black);
  line-height: 1;
  margin-bottom: var(--spacing-lg);
}

.balance-actions {
  display: flex;
  gap: var(--spacing-md);
  align-items: center;
}

.balance-btn {
  background: var(--color-white);
  color: var(--color-black);
  font-size: var(--font-size-sm);
  font-weight: 600;
  padding: 8px 18px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  gap: 4px;
  box-shadow: var(--shadow-sm);
  transition: all 0.2s ease;
}

.balance-btn:active {
  transform: scale(0.95);
}

.balance-btn-outline {
  background: transparent;
  border: 1.5px solid var(--color-accent);
  color: var(--color-accent);
  box-shadow: none;
}

.balance-target-icon {
  position: absolute;
  right: 16px;
  bottom: 16px;
  width: 28px;
  height: 28px;
  opacity: 0.4;
}

/* Pet Avatar Section */
.pet-avatar-section {
  background: var(--color-white);
  margin: 0 var(--spacing-lg) var(--spacing-lg);
  border-radius: var(--radius-lg);
  padding: var(--spacing-xl);
  box-shadow: var(--shadow-sm);
}

.pet-avatar-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-lg);
}

.pet-avatar-title {
  font-size: var(--font-size-lg);
  font-weight: 700;
  color: var(--color-black);
}

.pet-avatar-manage {
  font-size: var(--font-size-md);
  color: var(--color-text-secondary);
  display: flex;
  align-items: center;
  gap: 2px;
}

.pet-avatar-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  padding: var(--spacing-md);
  background: var(--color-tag-bg);
  border-radius: var(--radius-md);
}

.pet-avatar-placeholder {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.pet-avatar-placeholder svg {
  width: 24px;
  height: 24px;
  color: var(--color-text-light);
}

.pet-avatar-empty-text {
  flex: 1;
  font-size: var(--font-size-md);
  color: var(--color-text-secondary);
}

.pet-avatar-create-btn {
  background: var(--color-black);
  color: var(--color-white);
  font-size: var(--font-size-sm);
  font-weight: 600;
  padding: 8px 14px;
  border-radius: var(--radius-full);
  white-space: nowrap;
  transition: all 0.2s ease;
}

.pet-avatar-create-btn:active {
  transform: scale(0.95);
}

/* History Section */
.history-section {
  padding: 0 var(--spacing-xl);
}

.history-title {
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--color-black);
  margin-bottom: var(--spacing-2xl);
}

.history-empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-3xl) 0;
}

.history-empty-icon {
  width: 120px;
  height: 120px;
  margin-bottom: var(--spacing-lg);
  opacity: 0.3;
}

.history-empty-text {
  font-size: var(--font-size-md);
  color: var(--color-text-light);
}

/* ==========================================
   DIAMOND RECHARGE PAGE - 钻石充值
   ========================================== */

/* Recharge Header */
.recharge-header {
  background: var(--color-primary);
  margin: 0 var(--spacing-lg);
  border-radius: var(--radius-xl);
  padding: var(--spacing-2xl);
  text-align: center;
  position: relative;
  margin-bottom: var(--spacing-lg);
}

.recharge-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-xl);
}

.back-btn {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.15s ease;
}

.back-btn:active {
  transform: scale(0.9);
}

.back-btn svg {
  width: 22px;
  height: 22px;
}

.recharge-title {
  font-size: var(--font-size-lg);
  font-weight: 700;
  color: var(--color-black);
}

.recharge-nav-right {
  display: flex;
  gap: var(--spacing-sm);
  align-items: center;
}

.detail-link {
  font-size: var(--font-size-sm);
  color: var(--color-accent);
  display: flex;
  align-items: center;
  gap: 2px;
  background: rgba(255,255,255,0.4);
  padding: 4px 12px;
  border-radius: var(--radius-full);
}

.diamond-count {
  font-size: var(--font-size-5xl);
  font-weight: 900;
  color: var(--color-black);
  line-height: 1;
  margin-bottom: var(--spacing-sm);
}

.diamond-label {
  font-size: var(--font-size-md);
  color: var(--color-accent);
}

/* Recharge Options */
.recharge-content {
  padding: 0 var(--spacing-lg);
}

.recharge-section-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-lg);
}

.recharge-section-title {
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--color-black);
}

.share-link {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  display: flex;
  align-items: center;
  gap: 4px;
}

.share-highlight {
  color: var(--color-accent-light);
  font-weight: 600;
}

.recharge-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-xl);
}

.recharge-option {
  background: var(--color-white);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  position: relative;
  cursor: pointer;
  transition: all 0.2s ease;
}

.recharge-option:active {
  transform: scale(0.97);
}

.recharge-option.selected {
  border-color: var(--color-selected-border);
  background: var(--color-selected-bg);
}

.recharge-option.selected::after {
  content: '';
  position: absolute;
  top: 8px;
  right: 8px;
  width: 22px;
  height: 22px;
  background: var(--color-accent);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='white' stroke='white' stroke-width='2'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E");
  background-size: 14px;
  background-position: center;
  background-repeat: no-repeat;
}

.option-diamond-row {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-sm);
}

.diamond-icon {
  width: 20px;
  height: 20px;
  color: var(--color-diamond);
}

.diamond-icon svg {
  width: 20px;
  height: 20px;
}

.option-diamond-count {
  font-size: var(--font-size-lg);
  font-weight: 700;
  color: var(--color-black);
}

.option-price-row {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.option-price {
  font-size: var(--font-size-md);
  font-weight: 600;
  color: var(--color-primary-dark);
}

.option-original-price {
  font-size: var(--font-size-sm);
  color: var(--color-price-strike);
  text-decoration: line-through;
}

.option-discount-tag {
  position: absolute;
  top: -1px;
  right: -1px;
  background: var(--color-discount);
  color: var(--color-white);
  font-size: 10px;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 0 var(--radius-lg) 0 var(--radius-sm);
}

/* Recharge Info */
.recharge-info {
  text-align: center;
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-2xl);
}

.recharge-help {
  text-align: center;
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-xl);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
}

.recharge-help a {
  color: var(--color-accent-light);
  font-weight: 600;
}

/* Recharge Button */
.recharge-btn-wrapper {
  position: fixed;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 100%;
  max-width: 430px;
  padding: var(--spacing-lg) var(--spacing-xl);
  padding-bottom: calc(var(--spacing-lg) + var(--safe-bottom));
  background: linear-gradient(transparent, var(--color-bg) 30%);
  z-index: 100;
}

.recharge-btn {
  width: 100%;
  background: var(--color-primary);
  color: var(--color-black);
  font-size: var(--font-size-lg);
  font-weight: 700;
  padding: 16px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  box-shadow: 0 4px 20px rgba(212, 225, 87, 0.4);
  transition: all 0.2s ease;
}

.recharge-btn:active {
  transform: scale(0.97);
  box-shadow: 0 2px 10px rgba(212, 225, 87, 0.3);
}

.recharge-btn-price {
  font-size: var(--font-size-md);
}

.recharge-agreement {
  text-align: center;
  font-size: var(--font-size-xs);
  color: var(--color-text-light);
  margin-top: var(--spacing-sm);
}

.recharge-agreement a {
  color: var(--color-text-secondary);
  text-decoration: underline;
}

/* ==========================================
   Animations
   ========================================== */
@keyframes pulse {
  0%, 100% {
    opacity: 1;
  }
  50% {
    opacity: 0.4;
  }
}

@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

/* Toast */
.toast {
  position: fixed;
  top: 80px;
  left: 50%;
  transform: translateX(-50%) translateY(-20px);
  background: rgba(0, 0, 0, 0.8);
  color: #fff;
  font-size: 14px;
  font-weight: 500;
  padding: 12px 24px;
  border-radius: 24px;
  z-index: 9999;
  opacity: 0;
  pointer-events: none;
  transition: all 0.3s ease;
  white-space: nowrap;
  max-width: 90%;
  text-align: center;
}

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

/* Page transition */
.page-content {
  animation: fadeIn 0.3s ease;
  padding-top: 20px;
}

/* ==========================================
   Utility Classes
   ========================================== */
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Scrollbar */
::-webkit-scrollbar {
  width: 0;
  height: 0;
}

/* ==========================================
   Responsive adjustments
   ========================================== */
@media (max-width: 360px) {
  .hero-greeting {
    font-size: var(--font-size-2xl);
  }
  .diamond-count {
    font-size: var(--font-size-4xl);
  }
  .balance-amount {
    font-size: var(--font-size-4xl);
  }
}