@charset "UTF-8";

:root {
  --primary:        #666aa7;
  --primary-dark:   #555b96;
  --primary-light:  #868aba;
  --primary-pale:   #e8e9f4;
  --accent:         #7a7fb8;
  --accent-light:   #9499c9;
  --accent-pale:    #f0f1f8;
  --cream:          #fbfbfb;
  --soft-bg:        #f3f3f3;
  --white:          #ffffff;
  --text-dark:      #4a4f8a;
  --text-mid:       #666aa7;
  --text-soft:      #868aba;
  --jade:           #5cb88a;
  --jade-dark:      #44966e;
  --shadow-purple:  rgba(102, 106, 167, 0.20);
  --shadow-soft:    rgba(74, 79, 138, 0.10);
  --gradient-pill:  linear-gradient(135deg, #666aa7, #8589c9);
  --gradient-warm:  linear-gradient(135deg, #7a7fb8, #9499c9);
}

/* ===================== 主体内容容器 =====================
   居中、限宽 1100px，承载所有卡片区块 */
.main-content {
  max-width: 1100px;
  margin: 0 auto;
  padding: 2.5rem 2rem 5rem;
  position: relative;
  z-index: 1;
}

/* ===================== 通用卡片样式 =====================
   顶部 4px 彩虹条由 ::before 实现；.card-icon 的 user/package/payment/summary
   四个修饰类对应"用户信息/套餐/支付/订单"四张卡片图标的不同配色 */
.card {
  background: var(--white);
  border-radius: 26px;
  padding: 2rem 2rem 2.5rem;
  margin-bottom: 2rem;
  box-shadow: 0 8px 36px var(--shadow-soft);
  border: 1.5px solid var(--primary-pale);
  position: relative;
  overflow: hidden;
}
.card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 4px;
  background: linear-gradient(90deg, #666aa7, #868aba, #9499c9, #7a7fb8, #8589c9, #666aa7);
}

.card-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.8rem;
}
.card-icon {
  width: 50px; height: 50px;
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  flex-shrink: 0;
}
.card-icon.user    { background: var(--gradient-pill); color: #fff; }
.card-icon.package { background: var(--gradient-warm); color: #fff; }
.card-icon.payment { background: linear-gradient(135deg, var(--jade), var(--jade-dark)); color: #fff; }
.card-icon.summary { background: linear-gradient(135deg, #868aba, #666aa7); color: #fff; }

.card-title {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--primary);
}

/* ===================== 表单输入控件 =====================
   三列 Grid（账号 / 邮箱 / 手机），≤768px 时自动塌成单列 */
.input-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}
.input-group { display: flex; flex-direction: column; }
.input-label {
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--text-mid);
  margin-bottom: 0.5rem;
  display: flex;
  align-items: center;
  gap: 5px;
}
.input-label i { color: var(--primary); }
.input-field {
  width: 100%;
  padding: 0.95rem 1.1rem;
  background: var(--soft-bg);
  border: 2px solid var(--primary-pale);
  border-radius: 14px;
  color: var(--text-dark);
  font-size: 0.95rem;
  font-family: inherit;
  font-weight: 600;
  transition: all 0.3s ease;
  outline: none;
}
.input-field::placeholder { color: var(--text-soft); opacity: 0.85; }
.input-field:focus {
  border-color: var(--primary);
  background: var(--white);
  box-shadow: 0 0 0 4px rgba(102, 106, 167, 0.12);
}

/* ===================== 账号校验状态条 =====================
   五种状态对应不同文字色：idle 隐藏 / checking 校验中 /
   success 通过 / error 错误 / hint 中性提示 */
.verify-status {
  margin-top: 0.4rem;
  font-size: 0.78rem;
  font-weight: 600;
  min-height: 1.1rem;
  display: flex;
  align-items: center;
  gap: 0.3rem;
  transition: color 0.2s ease;
}
.verify-status.idle     { color: transparent; }
.verify-status.checking { color: var(--text-mid); }
.verify-status.success  { color: var(--jade-dark); }
.verify-status.error    { color: #c0392b; }
.verify-status.hint     { color: var(--text-mid); }

/* ===================== 套餐网格 =====================
   默认 6 列；≤1024px → 4 列；≤768px → 3 列；≤480px → 2 列
   .package-card.selected 通过强调色边框 + 内阴影提示当前选中 */
.package-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 0.85rem;
}
.package-card {
  background: var(--soft-bg);
  border: 2px solid var(--primary-pale);
  border-radius: 18px;
  padding: 0.85rem 0.6rem;
  text-align: center;
  cursor: pointer;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}
.package-card:hover {
  transform: translateY(-4px);
  border-color: var(--primary-light);
  box-shadow: 0 12px 30px var(--shadow-purple);
  background: var(--white);
}
.package-card.selected {
  border-color: var(--primary);
  background: var(--primary-pale);
  box-shadow: 0 0 0 3px rgba(102, 106, 167, 0.25), 0 8px 24px rgba(102, 106, 167, 0.18);
}
.package-card img {
  width: 100%;
  height: auto;
  border-radius: 10px;
  margin-bottom: 0.6rem;
  display: block;
}
.package-amount {
  position: absolute;
  bottom: 52px;
  right: 6px;
  color: var(--primary);
  color: var(--white);
  font-size: 0.65rem;
  font-weight: 800;
  padding: 3px 7px;
  border-radius: 20px;
  box-shadow: 0 2px 8px var(--shadow-purple);
}
.package-price {
  font-size: 1rem;
  font-weight: 900;
  color: var(--primary-dark);
  margin-bottom: 0.2rem;
}
.package-label {
  font-size: 0.7rem;
  color: var(--text-soft);
  font-weight: 600;
}
.package-check {
  position: absolute;
  top: 7px; right: 7px;
  width: 22px; height: 22px;
  background: linear-gradient(135deg, var(--jade), var(--jade-dark));
  border-radius: 50%;
  display: none;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 8px rgba(67, 233, 123, 0.45);
  animation: popIn 0.3s ease;
}
.package-card.selected .package-check { display: flex; }

@keyframes popIn {
  0%   { transform: scale(0); }
  70%  { transform: scale(1.2); }
  100% { transform: scale(1); }
}

/* ===================== 支付方式卡 =====================
   三种支付方式 (Google Pay / Apple Pay / Card) 等宽排列
   .payment-card.selected 与 .package-card.selected 视觉风格保持一致 */
.payment-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.2rem;
}
.payment-card {
  background: var(--soft-bg);
  border: 2px solid var(--primary-pale);
  border-radius: 20px;
  padding: 1.6rem 1.2rem;
  text-align: center;
  cursor: pointer;
  transition: all 0.3s ease;
  position: relative;
}
.payment-card:hover {
  transform: translateY(-4px);
  border-color: var(--primary-light);
  box-shadow: 0 12px 30px var(--shadow-purple);
  background: var(--white);
}
.payment-card.selected {
  border-color: var(--primary);
  background: var(--primary-pale);
  box-shadow: 0 0 0 3px rgba(102, 106, 167, 0.25), 0 8px 24px rgba(102, 106, 167, 0.18);
}
.payment-icon {
  width: 56px; height: 56px;
  margin: 0 auto 0.85rem;
  background: var(--white);
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 12px var(--shadow-soft);
}
.payment-icon img {
  width: 34px; height: 34px;
  object-fit: contain;
}
.payment-icon-card {
  font-size: 34px;
  color: var(--primary);
  line-height: 1;
}
.payment-name {
  font-weight: 800;
  font-size: 0.95rem;
  color: var(--text-dark);
}
.payment-check {
  position: absolute;
  top: 10px; right: 10px;
  width: 24px; height: 24px;
  background: linear-gradient(135deg, var(--jade), var(--jade-dark));
  border-radius: 50%;
  display: none;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 8px rgba(67, 233, 123, 0.45);
  animation: popIn 0.3s ease;
}
.payment-card.selected .payment-check { display: flex; }

/* ===================== 订单摘要 =====================
   summary-row 一项一行；summary-total 用渐变背景突出"应付总额" */
.summary-box {
  background: var(--soft-bg);
  border-radius: 18px;
  padding: 1.5rem;
  margin-bottom: 1.5rem;
  border: 1.5px solid var(--primary-pale);
}
.summary-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.7rem 0;
  border-bottom: 1px solid rgba(102, 106, 167, 0.08);
}
.summary-row:last-child { border-bottom: none; }
.summary-total {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 1.2rem;
  background: linear-gradient(135deg, var(--primary-pale), var(--accent-pale));
  border-radius: 14px;
  margin-top: 0.8rem;
  border: 1.5px solid var(--primary-light);
}
.summary-label {
  color: var(--text-mid);
  font-size: 0.9rem;
  font-weight: 600;
}
.summary-total .summary-label {
  font-weight: 800;
  font-size: 1rem;
  color: var(--primary-dark);
}
.summary-value {
  font-weight: 700;
  color: var(--text-dark);
  font-size: 0.92rem;
}
.summary-total .summary-value {
  font-weight: 900;
  font-size: 1.4rem;
  color: var(--primary-dark);
}

/* ===================== 确认充值按钮 =====================
   禁用态灰色；启用后品牌渐变 + 按压反馈 */
.confirm-btn {
  width: 100%;
  padding: 1.15rem;
  border: none;
  border-radius: 18px;
  font-size: 1.05rem;
  font-weight: 800;
  font-family: inherit;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease, filter 0.2s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
}
.confirm-btn:not(:disabled) {
  background: var(--gradient-pill);
  color: var(--white);
  box-shadow: 0 6px 0 var(--primary-dark), 0 12px 28px var(--shadow-purple);
}
.confirm-btn:not(:disabled):hover {
  transform: translateY(-3px);
  filter: brightness(1.06);
  box-shadow: 0 4px 0 var(--primary-dark), 0 18px 36px var(--shadow-purple);
}
.confirm-btn:not(:disabled):active {
  transform: translateY(2px);
  filter: brightness(0.98);
  box-shadow: 0 2px 0 var(--primary-dark), 0 8px 18px var(--shadow-purple);
}
.confirm-btn:not(:disabled):focus-visible {
  outline: 3px solid rgba(102, 106, 167, 0.45);
  outline-offset: 3px;
}
.confirm-btn:disabled {
  background: linear-gradient(135deg, #d5d7e3, #b8bbcc);
  color: #8a8fa8;
  cursor: not-allowed;
  box-shadow: none;
  opacity: 1;
}
.confirm-btn i { font-size: 1.2rem; }

/* ===================== 金币说明卡 =====================
   .coin-features 二宫格罗列金币用途；.coin-notices 列出风险/退款/合规提示 */
.coin-info-card {
  background: linear-gradient(135deg, var(--primary-pale) 0%, #f3f3f3 50%, var(--soft-bg) 100%);
  border: 1.5px solid var(--primary-light);
  border-radius: 20px;
  padding: 1.7rem 1.9rem;
  margin-bottom: 1.5rem;
}
.coin-info-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1.1rem;
}
.coin-info-icon {
  width: 44px; height: 44px;
  background: var(--gradient-warm);
  border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.3rem;
  flex-shrink: 0;
}
.coin-info-title {
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--text-dark);
}
.coin-info-subtitle {
  font-size: 0.78rem;
  color: var(--text-mid);
  margin-top: 1px;
}
.coin-features {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.75rem;
  margin-bottom: 1.3rem;
}
@media (max-width: 480px) {
  .coin-features { grid-template-columns: 1fr; }
}
.coin-feature-item {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  background: rgba(255, 255, 255, 0.78);
  border-radius: 12px;
  padding: 0.75rem 0.95rem;
  border: 1px solid rgba(102, 106, 167, 0.22);
}
.coin-feature-emoji {
  font-size: 1.4rem;
  line-height: 1;
  flex-shrink: 0;
  margin-top: 1px;
}
.coin-feature-text h4 {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 2px;
}
.coin-feature-text p {
  font-size: 0.76rem;
  color: var(--text-mid);
  line-height: 1.55;
}
.coin-notices {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}
.coin-notice-item {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  font-size: 0.77rem;
  color: var(--text-mid);
  line-height: 1.55;
}
.coin-notice-item::before {
  content: '⚠';
  font-size: 0.75rem;
  color: var(--primary);
  flex-shrink: 0;
  margin-top: 2px;
}
.coin-notice-item a {
  color: var(--primary);
  font-weight: 700;
  text-decoration: none;
}
.coin-notice-item a:hover { text-decoration: underline; }

/* ===================== 政策同意勾选框 =====================
   使用 :has(:checked) 在勾选后整行变绿色高亮，提升可见性
   自定义 ::after 画对勾，避免依赖浏览器原生勾选样式差异 */
.policy-agree {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  margin: 1.2rem 0 1rem;
  padding: 1rem 1.1rem;
  background: var(--soft-bg);
  border: 1.5px solid var(--primary-pale);
  border-radius: 14px;
  cursor: pointer;
  transition: border-color 0.2s ease, background 0.2s ease;
}
.policy-agree:has(#policyCheckbox:checked) {
  border-color: var(--jade);
  background: #f0fdf4;
}
.policy-agree input[type="checkbox"] {
  appearance: none;
  -webkit-appearance: none;
  width: 20px; height: 20px;
  min-width: 20px;
  border: 2px solid var(--primary-light);
  border-radius: 6px;
  background: var(--white);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease;
  margin-top: 1px;
}
.policy-agree input[type="checkbox"]:checked {
  background: linear-gradient(135deg, var(--jade), var(--jade-dark));
  border-color: var(--jade);
}
.policy-agree input[type="checkbox"]:checked::after {
  content: '✓';
  color: white;
  font-size: 13px;
  font-weight: 800;
  line-height: 1;
  display: block;
  text-align: center;
}
.policy-agree-text {
  font-size: 0.85rem;
  color: var(--text-mid);
  line-height: 1.6;
}
.policy-agree-text a {
  color: var(--primary);
  font-weight: 700;
  text-decoration: none;
}
.policy-agree-text a:hover { text-decoration: underline; }

/* ===================== 滚动条美化（仅 WebKit 内核生效） ===================== */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--soft-bg); }
::-webkit-scrollbar-thumb { background: var(--primary-light); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--primary); }

/* ===================== 响应式断点 =====================
   1024px / 768px / 480px 三档，分别调整套餐列数与移动端菜单显隐 */
@media (max-width: 1024px) {
  .package-grid { grid-template-columns: repeat(4, 1fr); }
}
@media (max-width: 768px) {
  .input-grid { grid-template-columns: 1fr; }
  .package-grid { grid-template-columns: repeat(3, 1fr); }
  .payment-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 480px) {
  .package-grid { grid-template-columns: repeat(2, 1fr); }
  .payment-grid { grid-template-columns: 1fr; }
}

/* ===================== 信用卡品牌图标（视觉信任增强） =====================
   Visa / Mastercard / AmEx / Discover 用 inline SVG 渲染，避免额外图片请求 */
.card-brands {
  margin-top: 1.2rem;
  text-align: center;
}
.card-brands-label {
  font-size: 0.78rem;
  color: var(--text-soft);
  font-weight: 700;
  margin-bottom: 0.6rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.card-brands-row {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}
.card-brand-logo {
  height: 28px;
  border-radius: 5px;
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.13);
  display: block;
}

.oi_recharge-disclaimer {
  text-align: center;
  padding: 1.5rem 1rem 0;
  font-size: 0.82rem;
  color: var(--text-soft);
  line-height: 1.7;
}