:root {
  --bg-color: #f9fafb;
  --panel-bg: #ffffff;
  --card-bg: #ffffff;
  --primary-color: #101828;
  --primary-hover: #374151;
  --secondary-color: #f3f4f6;
  --text-main: #101828;
  --text-light: #4b5563;
  --text-muted: #6b7280;
  --border-color: #e5e7eb;
  --border-focus: #d1d5db;
  --success-color: #10b981;
  --success-bg: #d1fae5;
  --warning-color: #f59e0b;
  --error-color: #ef4444;
  --font-family: Inter, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", SimHei, Arial, Helvetica, sans-serif;
  --font-size-xs: 12px;
  --font-size-sm: 14px;
  --font-size-base: 15px;
  --font-size-lg: 18px;
  --font-size-xl: 24px;
  --font-size-xxl: 30px;
  --line-height-base: 1.5;
  --line-height-tight: 1.2;
  --radius-sm: 8px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-pill: 50px;
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0px 4px 24px 0px rgba(0, 0, 0, 0.04);
  --shadow-lg: 0px 10px 30px rgba(0, 0, 0, 0.08);
  --spacing-xs: 4px;
  --spacing-sm: 8px;
  --spacing-md: 16px;
  --spacing-lg: 24px;
  --spacing-xl: 32px;
  --spacing-xxl: 48px;
}

* {
  box-sizing: border-box;
  -webkit-tap-highlight-color: transparent;
}

body {
  font-family: var(--font-family);
  background-color: var(--bg-color);
  color: var(--text-main);
  margin: 0;
  padding: 0;
  line-height: var(--line-height-base);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.container {
  width: 100%;
  max-width: 500px;
  margin: 0 auto;
  padding: var(--spacing-xl) var(--spacing-md);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

@media (min-width: 768px) {
  .container {
    max-width: 600px;
    padding: var(--spacing-xxl) var(--spacing-xl);
  }
}

@media (min-width: 1200px) {
  .container {
    max-width: 800px;
  }
}

.header-nav {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 60px;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--spacing-md);
  z-index: 100;
}

.header-nav .header-left {
  display: flex;
  align-items: center;
  gap: 12px;
}

.header-nav .header-logo {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background-color: #f0f0f0;
  background-image: url('/assets/img/logo.webp');
  background-size: cover;
  background-position: center;
}

.header-nav .header-title {
  font-weight: 600;
  font-size: 20px;
  color: var(--text-main);
}

.header-nav .header-menu-container {
  position: relative;
}

.header-nav .header-menu {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 12px;
  background-color: var(--primary-color);
  cursor: pointer;
  transition: background-color 0.2s;
}

.header-nav .header-menu:hover {
  background-color: var(--primary-hover);
}

.header-nav .dropdown-menu {
  position: absolute;
  top: 50px;
  right: 0;
  background-color: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  width: 200px;
  display: none;
  flex-direction: column;
  overflow: hidden;
  z-index: 101;
  transform-origin: top right;
  animation: dropdownFadeIn 0.2s ease-out;
}

.header-nav .dropdown-menu.show {
  display: flex;
}

.header-nav .dropdown-menu .dropdown-item {
  padding: 14px 16px;
  color: var(--text-main);
  text-decoration: none;
  font-size: var(--font-size-base);
  display: flex;
  align-items: center;
  gap: 10px;
  transition: background-color 0.2s;
  border-bottom: 1px solid var(--border-color);
}

.header-nav .dropdown-menu .dropdown-item:last-child {
  border-bottom: none;
}

.header-nav .dropdown-menu .dropdown-item:hover {
  background-color: var(--panel-bg);
  color: var(--primary-color);
}

.header-nav .dropdown-menu .dropdown-item i {
  font-size: 18px;
  color: var(--primary-color);
}

@keyframes dropdownFadeIn {
  from {
    opacity: 0;
    transform: scale(0.95);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

.page-header {
  text-align: center;
  width: 100%;
  margin-top: 60px;
  margin-bottom: var(--spacing-xl);
}

.page-header .main-title {
  color: var(--text-main);
  font-size: var(--font-size-xl);
  font-weight: 700;
  letter-spacing: -0.5px;
  margin-bottom: var(--spacing-sm);
  line-height: var(--line-height-tight);
}

.page-header .subtitle {
  color: var(--text-muted);
  font-size: var(--font-size-sm);
  font-weight: 400;
}

.card {
  background-color: var(--card-bg);
  border: 1px solid var(--secondary-color);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  padding: var(--spacing-lg);
  width: 100%;
  margin-bottom: var(--spacing-lg);
}

.input-section {
  width: 100%;
  margin-bottom: var(--spacing-lg);
}

.input-section .input-label {
  color: var(--text-main);
  display: block;
  text-align: left;
  margin-bottom: var(--spacing-sm);
  font-size: var(--font-size-sm);
  font-weight: 500;
}

.input-section .input-container {
  position: relative;
  width: 100%;
  background-color: #ffffff;
  border-radius: var(--radius-md);
  padding: 0 16px;
  display: flex;
  align-items: center;
  border: 1px solid var(--border-color);
  box-shadow: none;
  transition: border-color 0.2s, box-shadow 0.2s;
  height: 42px;
}

.input-section .input-container:focus-within {
  border-color: var(--primary-color);
}

.input-section .input-field {
  width: 100%;
  padding: 12px 30px 12px 0;
  background-color: transparent;
  border: none;
  color: var(--text-main);
  font-size: var(--font-size-base);
  outline: none;
}

.input-section .input-field::placeholder {
  color: var(--text-muted);
  font-weight: 500;
}

.input-section .toggle-password {
  position: absolute;
  right: 16px;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  font-size: var(--font-size-lg);
  padding: 5px;
  transition: color 0.2s;
}

.input-section .toggle-password:hover {
  color: var(--text-main);
}

.input-section .warning {
  display: none;
  align-items: center;
  justify-content: center;
  gap: 8px;
  color: var(--error-color);
  margin-top: var(--spacing-md);
  font-size: var(--font-size-sm);
}

.input-section .warning.visible {
  display: flex;
}

.input-section .warning .warning-icon {
  font-size: var(--font-size-base);
}

.input-section .warning .warning-text {
  font-weight: 500;
}

.btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  border-radius: var(--radius-md);
  padding: 12px var(--spacing-lg);
  font-size: var(--font-size-base);
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s;
  border: 1px solid transparent;
  text-decoration: none;
  gap: 8px;
}

.btn-primary {
  background-color: var(--primary-color);
  color: #ffffff;
  box-shadow: none;
}

.btn-primary:hover {
  background-color: var(--primary-hover);
}

.btn-outline {
  background-color: transparent;
  color: var(--text-main);
  border: 1px solid var(--border-color);
}

.btn-outline:hover {
  background-color: var(--bg-color);
  border-color: var(--border-focus);
}

.btn-wechat {
  background-color: var(--success-color);
  color: #fff;
}

.btn-wechat:hover {
  background-color: #059669;
  transform: translateY(-1px);
  box-shadow: 0 4px 10px rgba(16, 185, 129, 0.2);
}

.btn-capsule {
  background-color: var(--secondary-color);
  color: var(--text-main);
  border-radius: var(--radius-pill);
  padding: 12px 24px;
  font-size: var(--font-size-base);
  font-weight: 500;
}

.btn-capsule:hover {
  background-color: var(--border-focus);
  transform: translateY(-1px);
}

.divider {
  width: 100%;
  height: 1px;
  background-color: var(--secondary-color);
  margin: var(--spacing-lg) 0;
}

.dual-buttons {
  display: flex;
  justify-content: space-between;
  width: 100%;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-xl);
}

.dual-buttons .dual-btn {
  flex: 1;
  text-align: center;
  padding: 14px 10px;
  font-size: var(--font-size-sm);
}

@media (min-width: 400px) {
  .dual-buttons .dual-btn {
    font-size: var(--font-size-base);
  }
}

.price-options {
  margin: var(--spacing-md) 0;
  width: 100%;
}

.price-option {
  border: 1px solid var(--border-color);
  background-color: var(--panel-bg);
  border-radius: var(--radius-lg);
  padding: 12px 16px;
  margin-bottom: var(--spacing-sm);
  cursor: pointer;
  transition: all 0.3s;
}

.price-option:hover {
  border-color: var(--primary-color);
  transform: translateY(-2px);
}

.price-option.selected {
  border-color: var(--primary-color);
  background-color: rgba(16, 24, 40, 0.05);
  box-shadow: 0 4px 8px rgba(0,0,0,0.05);
}

.price-option .price-option-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 6px;
}

.price-option .option-name {
  font-size: var(--font-size-base);
  font-weight: 600;
  color: var(--text-main);
}

.price-option .option-price {
  font-size: var(--font-size-lg);
  font-weight: bold;
  color: var(--warning-color);
}

.price-option .option-desc {
  font-size: var(--font-size-xs);
  color: var(--text-muted);
  text-align: left;
}

.price-option .option-badge {
  background: linear-gradient(45deg, var(--primary-color), var(--primary-hover));
  color: #fff;
  font-size: 10px;
  padding: 2px 8px;
  border-radius: var(--radius-sm);
  margin-top: 6px;
  display: inline-block;
  font-weight: bold;
}

.auto-shipment {
  background: var(--success-bg);
  border: 1px solid rgba(16, 185, 129, 0.3);
  border-radius: var(--radius-md);
  padding: 10px 16px;
  margin: var(--spacing-md) 0;
  text-align: center;
  font-size: var(--font-size-sm);
  color: var(--success-color);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.benefits-container {
  margin: var(--spacing-md) 0;
  background-color: var(--panel-bg);
  border-radius: var(--radius-lg);
  padding: var(--spacing-md);
  border: 1px solid var(--border-color);
}

.benefits-container .benefits-title {
  color: var(--text-main);
  font-weight: 600;
  margin-bottom: 10px;
  font-size: var(--font-size-sm);
  display: flex;
  align-items: center;
  gap: 6px;
}

.benefits-container .benefits-list {
  list-style-type: none;
  padding-left: 0;
  margin-bottom: 0;
}

.benefits-container .benefits-list li {
  margin-bottom: 6px;
  color: var(--text-light);
  display: flex;
  align-items: flex-start;
  font-size: var(--font-size-xs);
  line-height: 1.4;
}

.benefits-container .benefits-list li i {
  color: var(--primary-color);
  margin-right: 6px;
  margin-top: 2px;
  flex-shrink: 0;
  font-size: 12px;
}

.tip-text {
  font-size: var(--font-size-xs);
  color: var(--text-muted);
  text-align: center;
  margin-top: var(--spacing-md);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
}

.product-showcase {
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  margin-bottom: var(--spacing-md);
}

.product-showcase .product-image-container {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  overflow: hidden;
  margin-bottom: var(--spacing-md);
  background-color: #f0f0f0;
  border: 1px solid var(--border-color);
}

.product-showcase .product-image-container .product-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.product-showcase .product-info {
  text-align: center;
}

.product-showcase .product-info .product-name {
  font-size: var(--font-size-lg);
  font-weight: 600;
  color: var(--text-main);
}

.footer-content {
  margin-top: auto;
  width: 100%;
  padding-bottom: var(--spacing-xl);
}
/* --- New Index Page Styles (1:1 Restoration) --- */

.app2-container {
  display: flex;
  flex: 1;
  position: relative;
  flex-direction: column;
  align-items: center; /* Adjusted for centering */
  background-color: #ffffff;
  padding-top: 56px; /* Space for fixed header */
  min-height: 100vh;
  width: 100%;
  background-image: linear-gradient(
    180deg,
    #eef2ff 0%,
    #eff3fe 7.69%,
    #f1f3fd 15.38%,
    #f2f4fc 23.08%,
    #f3f5fb 30.77%,
    #f5f6f9 38.46%,
    #f6f6f8 46.15%,
    #f7f7f7 53.85%,
    #f8f8f6 61.54%,
    #faf8f5 69.23%,
    #fbf9f4 76.92%,
    #fcfaf2 84.62%,
    #fefaf1 92.31%,
    #fffbf0 100%
  );
}

.mainContent {
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
  align-items: center;
  align-self: stretch;
  padding: 100px 20px 40px; /* adjusted padding to look good on mobile */
  width: 100%;
  max-width: 440px;
  margin: 0 auto;
}

.container4 {
  display: flex;
  flex-direction: column;
  align-items: center;
  align-self: stretch;
  border: 1px solid #f3f4f6;
  border-radius: 16px;
  box-shadow: 0px 4px 24px 0px #0000000a;
  background: #ffffff;
  padding: 0px 24px 24px;
  position: relative;
  margin-top: 40px; /* Space for the emoji overlapping */
}

.text-emoji-wrap {
  display: flex;
  align-items: flex-start;
  align-self: stretch;
  margin: -39px 0 0px; /* negative margin to pull it up */
  padding-top: 2px;
  height: 72px;
  justify-content: center; /* Center the emoji horizontally */
}

.a-emoji {
  line-height: 72px;
  letter-spacing: 0.12px;
  color: #101828;
  font-family: Inter, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", SimHei, Arial, Helvetica, sans-serif;
  font-size: 72px;
  margin: 0;
}

.login-header-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  align-self: stretch;
  margin-top: 16px;
  row-gap: 8px;
}

.text2-title {
  flex-shrink: 0;
  align-self: stretch;
  text-align: center;
  line-height: 36px;
  letter-spacing: -0.35px;
  color: #000000;
  font-family: Inter, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", SimHei, Arial, Helvetica, sans-serif;
  font-size: 30px;
  font-weight: 700;
  margin: 0;
}

.paragraph-desc {
  display: flex;
  flex-shrink: 0;
  align-items: center;
  align-self: stretch;
  justify-content: center;
  height: 20px;
}

.text3-desc {
  line-height: 20px;
  letter-spacing: -0.15px;
  color: #6b7280;
  font-family: Inter, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", SimHei, Arial, Helvetica, sans-serif;
  font-size: 14px;
  margin: 0;
  text-align: center;
}

.form-container {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  align-self: stretch;
  margin-top: 32px;
  row-gap: 24px;
  width: 100%;
}

.input-group {
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
  align-items: flex-start;
  align-self: stretch;
  row-gap: 8px;
  width: 100%;
}

.label-wrap {
  display: flex;
  flex-shrink: 0;
  align-items: center;
  align-self: stretch;
  padding-top: 1px;
  height: 20px;
}

.text4-label {
  line-height: 20px;
  letter-spacing: -0.15px;
  color: #000000;
  font-family: Inter, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", SimHei, Arial, Helvetica, sans-serif;
  font-size: 14px;
  font-weight: 500;
  margin: 0;
}

.passwordInput-wrap {
  display: flex;
  flex-shrink: 0;
  align-items: center;
  align-self: stretch;
  border: 1px solid #d1d5db;
  border-radius: 10px;
  background: #ffffff;
  padding: 0 11px;
  height: 42px;
  position: relative;
  overflow: hidden;
  width: 100%;
}

.input-field-custom {
  flex: 1;
  border: none;
  outline: none;
  background: transparent;
  height: 100%;
  line-height: 17px;
  letter-spacing: -0.15px;
  color: #000000;
  font-family: Inter, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", SimHei, Arial, Helvetica, sans-serif;
  font-size: 14px;
  padding-right: 30px; /* Space for eye icon */
}

.input-field-custom::placeholder {
  color: #9ca3af;
}

.toggle-password-custom {
  position: absolute;
  right: 11px;
  background: none;
  border: none;
  color: #9ca3af;
  cursor: pointer;
  padding: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.warning-custom {
  display: none;
  align-items: center;
  gap: 8px;
  color: #ff4757;
  font-size: 14px;
  margin-top: 4px;
}

.warning-custom.visible {
  display: flex;
}

.button-login {
  display: flex;
  flex-shrink: 0;
  align-items: center;
  justify-content: center;
  align-self: stretch;
  border: 1px solid #d1d5db;
  border-radius: 10px;
  background: #ffffff;
  height: 42px;
  cursor: pointer;
  width: 100%;
  transition: background-color 0.2s;
}

.button-login:active {
  background: #f9fafb;
}

.text4-btn {
  line-height: 20px;
  letter-spacing: -0.15px;
  color: #000000;
  font-family: Inter, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", SimHei, Arial, Helvetica, sans-serif;
  font-size: 14px;
  font-weight: 500;
}

.container3-footer {
  display: flex;
  align-items: center;
  justify-content: center;
  align-self: stretch;
  margin-top: 24px;
  height: 20px;
}

.text7-footer {
  line-height: 20px;
  letter-spacing: -0.15px;
  font-size: 14px;
  margin: 0;
  text-align: center;
}

.text6-gray {
  color: #4b5563;
  font-family: Inter, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", SimHei, Arial, Helvetica, sans-serif;
}

.text4-link {
  color: #000000;
  font-family: Inter, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", SimHei, Arial, Helvetica, sans-serif;
  font-weight: 500;
  text-decoration: none;
}

.container5-links {
  display: flex;
  align-items: center;
  align-self: stretch;
  justify-content: center;
  column-gap: 16px;
  margin-top: 32px;
}

.text8-link {
  line-height: 20px;
  letter-spacing: -0.15px;
  color: #6b7280;
  font-family: Inter, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", SimHei, Arial, Helvetica, sans-serif;
  font-size: 14px;
  font-weight: 500;
  text-decoration: none;
}

.text9-divider {
  display: flex;
  align-items: center;
  height: 20px;
}

.a2-divider {
  line-height: 20px;
  letter-spacing: -0.15px;
  color: #d1d5db;
  font-family: Inter, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", SimHei, Arial, Helvetica, sans-serif;
  font-size: 14px;
  font-weight: 500;
  margin: 0;
}

/* Header Overrides for New Design */
.header-nav {
  position: absolute; /* Changed from fixed to absolute to let it sit on the gradient */
  top: 0;
  left: 0;
  width: 100%;
  height: 56px;
  background: transparent; /* Removed white background */
  border-bottom: none; /* Removed border */
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 16px;
  z-index: 100;
  box-shadow: none;
}

.header-nav .header-left {
  display: flex;
  align-items: center;
  text-decoration: none;
  width: 36px; /* matching the right side for center alignment */
}

.header-nav .header-emoji {
  font-size: 24px;
  line-height: 24px;
  letter-spacing: 0.07px;
  color: #101828;
  font-family: Inter, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", SimHei, Arial, Helvetica, sans-serif;
}

.header-nav .header-title {
  font-size: 18px;
  font-weight: 600;
  line-height: 28px;
  letter-spacing: -0.44px;
  color: #101828;
  font-family: Inter, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", SimHei, Arial, Helvetica, sans-serif;
  text-align: center;
}

.header-nav .header-menu-container {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  width: 36px;
}

.header-nav .header-menu {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  border-radius: 10px;
  padding: 8px;
  background: transparent;
  cursor: pointer;
  height: 36px;
}

.header-nav .header-menu:hover {
  background: transparent;
}

.header-nav .header-menu .icon {
  width: 20px;
  height: 20px;
  display: block;
}

.header-nav .dropdown-menu {
  top: 45px; /* adjust dropdown position */
}