/* ============================================
   爱莱客AI工具箱 v2.0 - Landing Page样式
   ============================================ */

.landing-hero {
  background: linear-gradient(135deg, #1E1B4B, #312E81, #4338CA);
  color: white;
  position: relative;
  overflow: hidden;
}

.landing-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-md) var(--space-2xl);
  position: relative;
  z-index: 2;
}

.landing-brand {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.landing-brand-icon {
  width: 36px;
  height: 36px;
  background: rgba(255,255,255,0.15);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
}

.landing-brand-name {
  font-weight: 700;
  font-size: 0.9375rem;
}

.landing-nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}
.landing-nav-links a {
  color: rgba(255,255,255,0.8);
  font-size: 0.8125rem;
  transition: color var(--transition);
}
.landing-nav-links a:hover { color: white; text-decoration: none; }

.hero-section {
  padding: 100px var(--space-2xl) 120px;
  text-align: center;
  position: relative;
  z-index: 2;
}

.hero-bg-orb {
  position: absolute;
  border-radius: 50%;
  background: rgba(255,255,255,0.05);
  z-index: 0;
  pointer-events: none;
}
.hero-bg-orb-1 { width: 500px; height: 500px; top: -200px; right: -100px; }
.hero-bg-orb-2 { width: 300px; height: 300px; bottom: -100px; left: -80px; }

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 16px;
  background: rgba(255,255,255,0.1);
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  margin-bottom: var(--space-xl);
}

.hero-title {
  font-size: 3rem;
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: var(--space-lg);
}
@media (max-width: 768px) { .hero-title { font-size: 2rem; } }

.hero-title-gradient {
  background: linear-gradient(135deg, #A78BFA, #34D399);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-desc {
  font-size: 1.0625rem;
  opacity: 0.8;
  max-width: 600px;
  margin: 0 auto var(--space-2xl);
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  gap: var(--space-md);
  justify-content: center;
}

/* Features */
.features-section {
  padding: var(--space-3xl) var(--space-2xl);
  max-width: 1200px;
  margin: 0 auto;
}

.features-header {
  text-align: center;
  margin-bottom: var(--space-2xl);
}
.features-header h2 { font-size: 1.75rem; font-weight: 700; margin-bottom: var(--space-sm); }
.features-header p { color: var(--color-text-muted); }

.features-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-md);
}
@media (max-width: 1024px) { .features-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .features-grid { grid-template-columns: 1fr; } }

.feature-card {
  background: var(--color-surface-raised);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  transition: all var(--transition);
}
.feature-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-2px); }

.feature-card-icon {
  width: 48px;
  height: 48px;
  background: var(--color-primary-light);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-md);
}
.feature-card-icon svg { width: 24px; height: 24px; color: var(--color-primary); }

.feature-card h3 { font-size: 0.9375rem; font-weight: 600; margin-bottom: var(--space-xs); }
.feature-card p { font-size: 0.8125rem; color: var(--color-text-muted); line-height: 1.5; }

/* CTA */
.cta-section {
  padding: var(--space-3xl) var(--space-2xl);
  text-align: center;
  background: var(--color-primary-light);
}
.cta-section h2 { font-size: 1.75rem; font-weight: 700; margin-bottom: var(--space-sm); }
.cta-section p { color: var(--color-text-secondary); margin-bottom: var(--space-xl); }

/* Footer */
.site-footer {
  padding: var(--space-md) var(--space-2xl);
  text-align: center;
  font-size: 0.75rem;
  color: var(--color-text-muted);
  background: var(--color-surface-raised);
  border-top: 1px solid var(--color-border);
  line-height: 1.8;
}
.site-footer .footer-copyright { color: var(--color-text-secondary); }
.site-footer .footer-icp { margin-top: 2px; }
.site-footer .footer-icp a {
  color: var(--color-text-muted);
  text-decoration: none;
  transition: color 0.2s;
}
.site-footer .footer-icp a:hover { color: var(--color-primary); text-decoration: underline; }

/* 侧边栏布局内的页脚 */
.site-footer-sidebar {
  margin-top: auto;
  flex-shrink: 0;
}


/* 后台仪表盘 */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-md);
  margin-bottom: var(--space-xl);
}
@media (max-width: 768px) { .stats-grid { grid-template-columns: repeat(2, 1fr); } }

.stat-card {
  background: var(--color-surface-raised);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
}

.stat-label {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  margin-bottom: var(--space-xs);
}

.stat-value {
  font-size: 1.5rem;
  font-weight: 700;
}

/* 后台表格 */
.admin-table-section {
  margin-bottom: var(--space-xl);
}

.admin-table-section h3 {
  font-size: 0.9375rem;
  font-weight: 600;
  margin-bottom: var(--space-md);
}

/* 编辑弹窗 */
.edit-form .input-group { margin-bottom: var(--space-md); }
.edit-form textarea.input { min-height: 160px; font-family: inherit; font-size: 0.8125rem; }

/* ============================================
   算力设置页
   ============================================ */
.keys-section-card {
  display: flex;
  gap: var(--space-lg);
  padding: var(--space-xl);
  background: var(--color-surface-raised);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  margin-bottom: var(--space-md);
  align-items: flex-start;
}

.keys-section-icon {
  width: 48px;
  height: 48px;
  min-width: 48px;
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.keys-section-body {
  flex: 1;
  min-width: 0;
}

.keys-section-header {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-xs);
}
.keys-section-header h3 {
  font-size: 1rem;
  font-weight: 600;
  margin: 0;
}

.keys-section-desc {
  font-size: 0.8125rem;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-xs);
}

.keys-section-note {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  line-height: 1.5;
}
.keys-section-note a {
  color: var(--color-primary);
  text-decoration: underline;
}
.keys-section-note a:hover {
  color: var(--color-primary-hover);
}

.keys-input-row {
  display: flex;
  gap: var(--space-sm);
  align-items: center;
  margin-top: var(--space-sm);
}
.keys-input-row .input {
  flex: 1;
}

/* 视频提供商选择 */
.keys-provider-select {
  display: flex;
  gap: var(--space-md);
  margin: var(--space-md) 0;
}

.keys-provider-option {
  flex: 1;
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-md);
  background: var(--color-surface);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition);
}
.keys-provider-option:hover {
  border-color: var(--color-primary);
  background: var(--color-primary-light);
}
.keys-provider-option.active {
  border-color: var(--color-primary);
  background: var(--color-primary-light);
}

.keys-provider-radio {
  width: 20px;
  height: 20px;
  min-width: 20px;
  border-radius: 50%;
  border: 2px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: border-color var(--transition);
}
.keys-provider-option.active .keys-provider-radio {
  border-color: var(--color-primary);
}

.keys-radio-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: transparent;
  transition: background var(--transition);
}
.keys-radio-dot.active {
  background: var(--color-primary);
}

.keys-provider-option strong {
  font-size: 0.875rem;
}

.keys-provider-desc {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  margin-left: auto;
}

/* ============================================
   后台套餐管理
   ============================================ */
.plan-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-lg);
  padding-bottom: var(--space-md);
  border-bottom: 1px solid var(--color-border);
}

/* ============================================
   定价页 Pricing Page
   ============================================ */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: var(--space-lg);
  max-width: 1100px;
  margin: 0 auto;
}

.pricing-card {
  background: var(--color-surface-raised);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-xl) var(--space-lg);
  display: flex;
  flex-direction: column;
  position: relative;
  transition: all var(--transition);
}
.pricing-card:hover {
  border-color: var(--color-primary-light);
  box-shadow: 0 8px 30px rgba(91,110,245,0.1);
  transform: translateY(-2px);
}

.pricing-card.recommended {
  border-color: var(--color-primary);
  box-shadow: 0 8px 30px rgba(91,110,245,0.15);
}

.pricing-tier {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--color-primary);
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 4px;
}

.pricing-name {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-text-heading);
  margin-bottom: 4px;
}

.pricing-desc {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  margin-bottom: var(--space-lg);
  line-height: 1.5;
}

.pricing-price-row {
  display: flex;
  align-items: baseline;
  gap: 6px;
  margin-bottom: 4px;
}
.pricing-price-currency {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-text-heading);
}
.pricing-price-amount {
  font-size: 2rem;
  font-weight: 800;
  color: var(--color-primary);
  line-height: 1;
}
.pricing-price-unit {
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

.pricing-features {
  list-style: none;
  padding: 0;
  margin: 0 0 var(--space-lg) 0;
  flex: 1;
}
.pricing-features li {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 6px 0;
  font-size: 0.8125rem;
  color: var(--color-text-secondary);
}
.pricing-features li svg {
  color: var(--color-success);
  flex-shrink: 0;
}

/* 订阅弹窗 */
.subscribe-modal-body {
  padding: var(--space-lg) var(--space-xl);
}
.subscribe-plan-name {
  font-size: 1.125rem;
  font-weight: 700;
  text-align: center;
  margin-bottom: var(--space-md);
}
.subscribe-dur-options {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-sm);
  margin-bottom: var(--space-md);
}
.subscribe-dur-opt {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  padding: var(--space-md);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition);
  background: transparent;
}
.subscribe-dur-opt:hover {
  border-color: var(--color-primary-light);
}
.subscribe-dur-opt.active {
  border-color: var(--color-primary);
  background: var(--color-primary-light);
}
.subscribe-dur-opt-label {
  font-weight: 600;
  font-size: 0.9375rem;
  color: var(--color-text-heading);
}
.subscribe-dur-opt-price {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-primary);
}
.subscribe-dur-opt-desc {
  font-size: 0.6875rem;
  color: var(--color-text-muted);
}
.subscribe-dur-opt-badge {
  display: inline-block;
  background: var(--color-success);
  color: white;
  padding: 1px 6px;
  border-radius: 3px;
  font-size: 0.625rem;
  font-weight: 600;
  margin-top: 2px;
}
.subscribe-custom-row {
  display: none;
  grid-column: 1 / -1;
  justify-content: center;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-md) 0;
  font-size: 0.8125rem;
}
.subscribe-custom-row.show { display: flex; }
.subscribe-custom-row .input {
  width: 80px;
  text-align: center;
  padding: 6px 10px;
}
.subscribe-summary {
  text-align: center;
  padding: var(--space-md);
  background: var(--color-bg);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-md);
}
.subscribe-summary-amount {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--color-primary);
}
.subscribe-actions {
  display: flex;
  gap: var(--space-sm);
}
.subscribe-actions .btn { flex: 1; }

@media (max-width: 768px) {
  .pricing-grid { grid-template-columns: 1fr; max-width: 400px; }
  .subscribe-dur-options { grid-template-columns: 1fr 1fr; }
}
.pricing-desc {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  margin-bottom: var(--space-md);
}

.pricing-duration {
  display: flex;
  gap: 4px;
  background: var(--color-border-light);
  border-radius: var(--radius-md);
  padding: 2px;
  margin-bottom: var(--space-md);
}

.pricing-dur-btn {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  padding: 8px 6px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition);
  border: 1px solid transparent;
  font-size: 0.75rem;
  text-align: center;
}
.pricing-dur-btn:hover {
  background: var(--color-surface);
}
.pricing-dur-btn.active {
  background: var(--color-surface);
  border-color: var(--color-primary);
  box-shadow: 0 1px 3px rgba(0,0,0,0.08);
}

.pricing-dur-label {
  font-weight: 600;
  font-size: 0.8125rem;
  color: var(--color-text-primary);
}

.pricing-dur-sub {
  color: var(--color-text-muted);
  font-size: 0.6875rem;
}

.pricing-dur-badge {
  display: inline-block;
  background: var(--color-success);
  color: white;
  padding: 1px 5px;
  border-radius: 3px;
  font-size: 0.625rem;
  font-weight: 600;
  margin-top: 2px;
}

.pricing-custom-input {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xs);
  margin-bottom: var(--space-md);
  font-size: 0.8125rem;
  color: var(--color-text-muted);
}
.pricing-custom-input .input {
  width: 70px;
  text-align: center;
  padding: 6px 8px;
}

.pricing-total {
  text-align: center;
  padding: var(--space-md) 0;
  margin-bottom: var(--space-sm);
  border-bottom: 1px solid var(--color-border);
}

.pricing-total-amount {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--color-primary);
}

.pricing-total-dur {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
}

/* 支付页套餐信息 */
.payment-plan-info {
  text-align: center;
  margin-bottom: var(--space-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
}

/* ============================================
   使用记录 - 快捷时间筛选
   ============================================ */
.records-filters {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-md);
  margin-bottom: var(--space-xl);
  background: var(--color-surface-raised);
  padding: var(--space-md) var(--space-lg);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
}

.records-quick-filters {
  display: flex;
  gap: var(--space-xs);
}

.records-quick-filters .btn.active {
  background-color: var(--color-primary) !important;
  color: white !important;
}

.records-date-inputs {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}
.records-date-inputs .input {
  width: 150px;
}

@media (max-width: 640px) {
  .records-filters { flex-direction: column; align-items: stretch; }
  .records-quick-filters { justify-content: center; }
  .records-date-inputs { justify-content: center; }
}

/* ============================================
   会员方案 - v2 布局（优化版）
   ============================================ */
.pricing-grid-v2 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-md);
  max-width: 1100px;
  margin: 0 auto;
  align-items: start;
}

.pricing-card-v2 {
  background: var(--color-surface-raised);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-lg);
  display: flex;
  flex-direction: column;
  position: relative;
  transition: all 0.25s ease;
}
.pricing-card-v2:hover {
  border-color: var(--color-primary-light);
  box-shadow: 0 8px 30px rgba(91,110,245,0.12);
  transform: translateY(-3px);
}

.pricing-card-recommended {
  border-color: var(--color-primary);
  box-shadow: 0 8px 30px rgba(91,110,245,0.18);
  position: relative;
  z-index: 1;
}
.pricing-card-recommended:hover {
  transform: translateY(-5px);
  box-shadow: 0 12px 40px rgba(91,110,245,0.22);
}

.pricing-card-badge {
  position: absolute;
  top: -10px;
  right: 16px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  color: white;
  font-size: 0.6875rem;
  font-weight: 600;
  padding: 3px 12px;
  border-radius: var(--radius-full);
  letter-spacing: 0.5px;
}
.pricing-card-badge.badge-current {
  background: linear-gradient(135deg, var(--color-success), #059669);
}

.pricing-card-level {
  font-size: 0.6875rem;
  font-weight: 700;
  color: var(--color-primary);
  letter-spacing: 1.5px;
  margin-bottom: 4px;
}

.pricing-card-name {
  font-size: 1.125rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.pricing-card-desc {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  margin-bottom: var(--space-md);
  line-height: 1.4;
}

.pricing-card-price {
  display: flex;
  align-items: baseline;
  gap: 3px;
  margin-bottom: var(--space-md);
  padding-bottom: var(--space-md);
  border-bottom: 1px solid var(--color-border-light);
}

.price-currency {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text-heading);
}

.price-num {
  font-size: 2rem;
  font-weight: 800;
  color: var(--color-primary);
  line-height: 1;
}

.price-unit {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
}

.price-free {
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--color-success);
  line-height: 1;
}

.pricing-card-features {
  list-style: none;
  padding: 0;
  margin: 0 0 var(--space-lg) 0;
  flex: 1;
}
.pricing-card-features li {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  padding: 5px 0;
  font-size: 0.78rem;
  color: var(--color-text-secondary);
}
.pricing-card-features li svg {
  color: var(--color-success);
  flex-shrink: 0;
  width: 14px; height: 14px;
}

.btn-outline {
  background: transparent;
  color: var(--color-text-secondary);
  border: 1.5px solid var(--color-border);
}
.btn-outline:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
  background: var(--color-primary-light);
}
.btn-outline.active,
.btn-outline:active {
  border-color: var(--color-primary);
  color: var(--color-primary);
  background: var(--color-primary-light);
}

@media (max-width: 1024px) {
  .pricing-grid-v2 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
  .pricing-grid-v2 { grid-template-columns: 1fr; max-width: 380px; }
}

/* ============================================
   算力设置 - 算力来源切换（平台/自备Key）
   ============================================ */

.keys-source-toggle {
  display: flex;
  gap: var(--space-md);
  margin: var(--space-md) 0 var(--space-sm);
}

.keys-source-opt {
  flex: 1;
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-md);
  background: var(--color-surface);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all 0.2s ease;
}
.keys-source-opt:hover {
  border-color: var(--color-primary-light);
  background: var(--color-surface-raised);
}
.keys-source-opt.active {
  border-color: var(--color-primary);
  background: var(--color-primary-light);
}

.keys-source-radio {
  width: 20px; height: 20px; min-width: 20px;
  border-radius: 50%;
  border: 2px solid var(--color-border);
  display: flex; align-items: center; justify-content: center;
  transition: border-color 0.2s;
  position: relative;
}
.keys-source-opt.active .keys-source-radio {
  border-color: var(--color-primary);
}
.keys-source-radio.checked::after {
  content: '';
  width: 10px; height: 10px;
  border-radius: 50%;
  background: var(--color-primary);
}

.keys-source-opt strong { font-size: 0.85rem; display: block; }
.keys-source-opt small { font-size: 0.6875rem; color: var(--color-text-muted); }

.keys-hint-box {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-md);
  background: rgba(91,110,245,0.06);
  border: 1px solid rgba(91,110,245,0.15);
  border-radius: var(--radius-md);
  font-size: 0.8125rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
  margin-top: var(--space-sm);
}
.keys-hint-box a { color: var(--color-primary); font-weight: 500; }
.keys-hint-box.hidden { display: none; }

.keys-own-input.hidden { display: none; }

/* ============================================
   费用中心 Wallet
   ============================================ */
.wallet-balance-card {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: linear-gradient(135deg, #5B6EF5, #3D4FC0);
  color: white;
  border-radius: var(--radius-xl);
  padding: var(--space-xl) var(--space-2xl);
  margin-bottom: var(--space-xl);
  box-shadow: 0 8px 32px rgba(91,110,245,0.3);
}
.wallet-balance-label {
  font-size: 0.8125rem;
  opacity: 0.8;
  margin-bottom: var(--space-xs);
}
.wallet-balance-amount {
  font-size: 2.25rem;
  font-weight: 800;
  letter-spacing: -1px;
}
.wallet-balance-right {
  text-align: right;
}
.wallet-frozen-item {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.wallet-frozen-label {
  font-size: 0.75rem;
  opacity: 0.7;
}
.wallet-frozen-value {
  font-size: 1.125rem;
  font-weight: 600;
}

.wallet-recharge-card {
  max-width: 650px;
}

.recharge-purpose {
  display: flex;
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
}

.recharge-purpose-item {
  flex: 1;
  display: block;
  padding: var(--space-lg);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: all 0.2s ease;
  position: relative;
}
.recharge-purpose-item input[type="checkbox"] {
  position: absolute;
  top: var(--space-md);
  right: var(--space-md);
  width: 20px; height: 20px;
  accent-color: var(--color-primary);
  cursor: pointer;
}
.recharge-purpose-item:hover:not(.disabled) {
  border-color: var(--color-primary-light);
  background: var(--color-primary-light);
}
.recharge-purpose-item.disabled {
  opacity: 0.45;
  cursor: not-allowed;
}
.purpose-content {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
  pointer-events: none;
}
.purpose-content svg { color: var(--color-primary); width:28px;height:28px; }
.purpose-content strong { font-size:0.9375rem; }
.purpose-content small { font-size:0.7rem;color:var(--color-text-muted); }

.wallet-warning {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-md);
  background: rgba(245,158,11,0.08);
  border: 1px solid rgba(245,158,11,0.25);
  border-radius: var(--radius-md);
  color: var(--color-warning-dark,#B45309);
  font-size:0.8125rem;
  line-height:1.5;
  margin-bottom: var(--space-md);
}

.recharge-amount-section { margin-bottom: var(--space-lg); }
.recharge-presets {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  margin-bottom: var(--space-md);
}
.recharge-preset-btn {
  min-width: 70px;
}
.recharge-preset-btn.active {
  border-color: var(--color-primary) !important;
  color: var(--color-primary) !important;
  background: var(--color-primary-light) !important;
  font-weight: 600;
}
.recharge-custom {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: 0.8125rem;
  color: var(--color-text-muted);
}
.recharge-custom .input { width:120px; text-align:center; }
.recharge-submit { margin-top: var(--space-md); }
.recharge-submit .btn-lg { min-width:200px; }

/* ============================================
   工具市场 v2 - 彩色卡片
   ============================================ */
.search-filter-bar {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  margin-bottom: var(--space-xl);
}
.search-bar {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  background: var(--color-surface-raised);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  padding: var(--space-sm) var(--space-md);
  flex: 1;
  max-width: 400px;
}
.search-bar svg { color: var(--color-text-muted); flex-shrink: 0; }
.search-bar .input {
  border: none; background: transparent; padding: 4px 0;
  font-size: 0.875rem; min-width: 200px;
}
.search-bar .input:focus { box-shadow: none; outline: none; }
.filter-bar {
  display: flex;
  gap: var(--space-xs);
  flex-wrap: wrap;
}
.filter-chip {
  padding: 5px 14px;
  border-radius: var(--radius-full);
  font-size: 0.78rem;
  cursor: pointer;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  color: var(--color-text-secondary);
  transition: all 0.2s ease;
  white-space: nowrap;
}
.filter-chip:hover { border-color: var(--color-primary-light); color: var(--color-primary); }
.filter-chip.active {
  background: var(--color-primary);
  color: white;
  border-color: var(--color-primary);
}

.tools-grid-v2 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}

.tool-card-v2 {
  border-radius: var(--radius-xl);
  overflow: hidden;
  cursor: pointer;
  transition: all 0.25s ease;
  border: 1px solid rgba(0,0,0,0.06);
  box-shadow: 0 2px 8px rgba(0,0,0,0.04);
  background: white;
}
.tool-card-v2:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 28px rgba(0,0,0,0.12);
}

/* 卡片头部 - 彩色渐变区域 */
.tool-card-v2-header {
  height: 120px;
  background: linear-gradient(135deg, var(--card-from, #f0f0f5), var(--card-to, #e0e0ea));
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}
.tool-card-v2-emoji {
  font-size: 3rem;
  filter: drop-shadow(0 2px 4px rgba(0,0,0,0.15));
  transition: transform 0.2s ease;
}
.tool-card-v2:hover .tool-card-v2-emoji {
  transform: scale(1.15) rotate(-5deg);
}

/* 卡片内容区 - 白底 */
.tool-card-v2-body {
  padding: var(--space-md) var(--space-lg) var(--space-lg);
}
.tool-card-v2-name {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: var(--space-sm);
  color: var(--color-text-primary);
}
.tool-card-v2-tags {
  display: flex;
  gap: 6px;
  margin-bottom: var(--space-sm);
  flex-wrap: wrap;
}
.tag-primary-outline {
  padding: 2px 8px;
  border-radius: var(--radius-sm);
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--color-primary);
  background: var(--color-primary-light);
  border: 1px solid rgba(91,110,245,0.2);
}
.tag-accent {
  padding: 2px 8px;
  border-radius: var(--radius-sm);
  font-size: 0.7rem;
  font-weight: 500;
  color: var(--color-text-muted);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
}
.tool-card-v2-desc {
  font-size: 0.78rem;
  color: var(--color-text-muted);
  line-height: 1.5;
  margin-bottom: var(--space-md);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.tool-card-v2-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-sm);
  border-top: 1px solid var(--color-border-light);
}
.tool-card-v2-users {
  font-size: 0.72rem;
  color: var(--color-text-muted);
}
.tool-card-v2-btn {
  font-size: 0.78rem !important;
  padding: 5px 16px !important;
  border-radius: var(--radius-full) !important;
}

@media (max-width: 1024px) {
  .tools-grid-v2 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
  .tools-grid-v2 { grid-template-columns: 1fr; max-width: 380px; margin: 0 auto; }
  .search-filter-bar { flex-direction: column; align-items: stretch; }
  .search-bar { max-width: 100%; }
}

/* ============================================
   后台登录页
   ============================================ */
.admin-login-wrapper {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #1E1B4B, #312E81, #4338CA);
  padding: var(--space-xl);
}

.admin-login-card {
  background: white;
  border-radius: var(--radius-xl);
  padding: var(--space-2xl);
  width: 100%;
  max-width: 400px;
  box-shadow: 0 20px 60px rgba(0,0,0,0.3);
}
.admin-login-card h2 {
  text-align: center;
  font-size: 1.35rem;
  font-weight: 700;
  margin-bottom: 4px;
  color: var(--color-text-primary);
}
.admin-login-sub {
  text-align: center;
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  margin-bottom: var(--space-xl);
}

.admin-login-logo {
  width: 56px;
  height: 56px;
  margin: 0 auto var(--space-lg);
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
}

.admin-login-footer {
  text-align: center;
  margin-top: var(--space-lg);
  padding-top: var(--space-md);
  border-top: 1px solid var(--color-border-light);
}

.btn-block {
  width: 100%;
}

/* ============================================
   推广中心
   ============================================ */

.referral-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-md);
  margin-bottom: var(--space-xl);
}

.referral-stat-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  text-align: center;
  transition: transform 0.2s, box-shadow 0.2s;
}

.referral-stat-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(0,0,0,0.08);
}

.referral-stat-value {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1.2;
  margin-bottom: 4px;
}

.referral-stat-label {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
}

/* 推广链接卡片 */
.referral-link-card .referral-link-row {
  display: flex;
  gap: var(--space-md);
  align-items: center;
}

.referral-link-card .referral-link-row .input {
  flex: 1;
  font-family: monospace;
  font-size: 0.875rem;
  background: var(--color-bg);
}

/* 佣金操作卡片 */
.referral-actions {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.referral-action-item {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
  padding: var(--space-lg);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-lg);
  background: var(--color-bg);
  flex-wrap: wrap;
}

.referral-action-icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.referral-action-text {
  flex: 1;
  min-width: 180px;
}

.referral-action-text strong {
  display: block;
  font-size: 0.9375rem;
  color: var(--color-text-primary);
  margin-bottom: 4px;
}

.referral-action-text small {
  color: var(--color-text-muted);
  font-size: 0.75rem;
  line-height: 1.4;
}

/* 提现弹窗 */
.referral-withdraw-warning {
  background: #FFF7E6;
  border: 1px solid #FFD591;
  border-radius: var(--radius-md);
  padding: var(--space-md);
  font-size: 0.8125rem;
  color: #AD6800;
  line-height: 1.5;
}

@media (max-width: 768px) {
  .referral-stats {
    grid-template-columns: repeat(2, 1fr);
  }
  .referral-action-item {
    flex-direction: column;
    text-align: center;
  }
  .referral-action-text {
    min-width: 0;
  }
}

@media (max-width: 480px) {
  .referral-stats {
    grid-template-columns: 1fr;
  }
}

/* ============================================
   个人中心 - 使用量统计卡片
   ============================================ */

.usage-stats-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-lg);
  padding: var(--space-lg) var(--space-xl);
  margin-bottom: var(--space-xl);
  box-shadow: 0 2px 12px rgba(99,102,241,0.06);
}

.usage-stats-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-lg);
  flex-wrap: wrap;
  gap: var(--space-sm);
}

.usage-level-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 14px;
  background: linear-gradient(135deg, #6366f1, #8b5cf6);
  color: #fff;
  font-size: 0.8125rem;
  font-weight: 600;
  border-radius: 20px;
  letter-spacing: 0.3px;
}

.btn-upgrade {
  white-space: nowrap;
  font-size: 0.8125rem !important;
  padding: 6px 16px !important;
}

.usage-stats-body {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
  margin-bottom: var(--space-md);
}

.usage-stat-main {
  flex: 1;
  text-align: center;
  min-width: 70px;
}

.usage-stat-num {
  display: block;
  font-size: 2rem;
  font-weight: 800;
  line-height: 1.2;
  color: var(--color-text-primary);
  letter-spacing: -1px;
}

.usage-stat-num.text-danger {
  color: #ef4444;
  animation: pulse-warning 1.5s ease-in-out infinite;
}

@keyframes pulse-warning {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.55; }
}

.usage-stat-label {
  display: block;
  font-size: 0.75rem;
  color: var(--color-text-muted);
  margin-top: 4px;
}

.usage-divider {
  width: 1px;
  height: 40px;
  background: var(--color-border-light);
  flex-shrink: 0;
}

.usage-progress-wrap {
  height: 8px;
  background: #f0eef3;
  border-radius: 4px;
  overflow: hidden;
  margin-bottom: var(--space-md);
}

.usage-progress-bar {
  height: 100%;
  background: linear-gradient(90deg, #6366f1, #8b5cf6, #a78bfa);
  border-radius: 4px;
  transition: width 0.6s cubic-bezier(0.22, 1, 0.36, 1);
  min-width: 0;
}

.usage-hint {
  text-align: center;
  font-size: 0.78rem;
  color: var(--color-text-muted);
  line-height: 1.5;
  margin: 0;
  padding: 0 var(--space-sm);
}

@media (max-width: 768px) {
  .usage-stats-body {
    gap: var(--space-md);
  }
  .usage-stat-num {
    font-size: 1.5rem;
  }
  .usage-divider {
    height: 32px;
  }
}

@media (max-width: 480px) {
  .usage-stats-header {
    flex-direction: column;
    align-items: stretch;
    text-align: center;
  }
  .btn-upgrade {
    width: 100%;
  }
}