/* =========================================================
   元能台 · 页面统一UI覆盖样式
   设计规范：亮色鲜明有朝气，参考腾讯/微信设计风格
   主色调：#4A90D9（蓝）→ #1677FF（紫）渐变
   背景: #FFFFFF  卡片: #F8FAFC  文字: #1E293B
   ========================================================= */

/* ========== 1. 全局滚动条美化 ========== */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}
::-webkit-scrollbar-track {
  background: #F1F5F9;
  border-radius: 4px;
}
::-webkit-scrollbar-thumb {
  background: linear-gradient(180deg, #4A90D9, #1677FF);
  border-radius: 4px;
  transition: opacity 0.2s;
}
::-webkit-scrollbar-thumb:hover {
  background: linear-gradient(180deg, #3B82F6, #1D4ED8);
}

/* ========== 2. 全局导航样式覆盖 ========== */
body {
  background: #FFFFFF !important;
  color: #1E293B !important;
}

.nav,
.topnav {
  background: #FFFFFF !important;
  border-bottom: 1px solid #E5E7EB !important;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04) !important;
  height: 60px !important;
  padding: 0 24px !important;
}

.nav-brand,
.topnav-brand {
  background: linear-gradient(135deg, #4A90D9, #1677FF) !important;
  -webkit-background-clip: text !important;
  -webkit-text-fill-color: transparent !important;
  background-clip: text !important;
  font-weight: 800 !important;
  font-size: 20px !important;
}

.nav-brand span,
.topnav-brand span {
  background: linear-gradient(135deg, #4A90D9, #1677FF) !important;
  -webkit-background-clip: text !important;
  -webkit-text-fill-color: transparent !important;
  background-clip: text !important;
}

.nav-links a,
.topnav-links a {
  color: #475569 !important;
  font-size: 14px !important;
  font-weight: 500 !important;
  padding: 8px 16px !important;
  border-radius: 8px !important;
  transition: all 0.2s ease !important;
}

.nav-links a:hover,
.topnav-links a:hover {
  color: #1677FF !important;
  background: #F0F7FF !important;
}

.nav-links a.active,
.topnav-links a.active {
  color: #1677FF !important;
  background: linear-gradient(135deg, rgba(74, 144, 217, 0.1), rgba(22, 119, 255, 0.1)) !important;
  font-weight: 600 !important;
}

/* ========== 3. 通用按钮样式 ========== */
.cta-btn,
button[type="submit"],
#cf_submit {
  background: linear-gradient(135deg, #4A90D9, #1677FF) !important;
  border: none !important;
  color: #FFFFFF !important;
  font-weight: 700 !important;
  border-radius: 12px !important;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1) !important;
  box-shadow: 0 4px 14px rgba(74, 144, 217, 0.25) !important;
}

.cta-btn:hover,
button[type="submit"]:hover,
#cf_submit:hover {
  transform: translateY(-2px) !important;
  box-shadow: 0 6px 20px rgba(22, 119, 255, 0.35) !important;
}

/* ========== 4. 通用卡片hover抬升 ========== */
.card,
.feature-item,
.process-step,
.faq-item,
.pricing-card,
.member-card,
.price-item {
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1) !important;
}

.card:hover,
.feature-item:hover,
.process-step:hover,
.pricing-card:hover,
.member-card:hover,
.price-item:hover {
  transform: translateY(-4px) !important;
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.08) !important;
}

/* ========== 5. 关于页 (about.html) ========== */
.hero {
  background: linear-gradient(135deg, #4A90D9 0%, #1677FF 100%) !important;
  position: relative !important;
  overflow: hidden !important;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -10%;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(255,255,255,0.15) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -30%;
  left: -5%;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.hero h1 {
  position: relative !important;
  z-index: 1 !important;
  font-weight: 800 !important;
  letter-spacing: -0.5px !important;
}

.hero p {
  position: relative !important;
  z-index: 1 !important;
}

.stats-row {
  position: relative !important;
  z-index: 1 !important;
}

.stat-item .num {
  background: linear-gradient(135deg, #FFFFFF, #E6F4FF) !important;
  -webkit-background-clip: text !important;
  -webkit-text-fill-color: transparent !important;
  background-clip: text !important;
  font-weight: 800 !important;
}

.stat-item .lbl {
  color: rgba(255, 255, 255, 0.85) !important;
  font-weight: 500 !important;
}

.section h2 {
  color: #1E293B !important;
  font-weight: 700 !important;
  padding-bottom: 12px !important;
}

.section h2::after {
  background: linear-gradient(90deg, #4A90D9, #1677FF) !important;
  height: 4px !important;
  border-radius: 2px !important;
  width: 48px !important;
}

.section p {
  color: #475569 !important;
  font-size: 15px !important;
  line-height: 1.8 !important;
}

.section p strong {
  color: #1E293B !important;
}

.card-grid .card {
  background: #FFFFFF !important;
  border: 1px solid #E2E8F0 !important;
  border-radius: 16px !important;
  padding: 28px 24px !important;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04) !important;
}

.card-grid .card:hover {
  border-color: #BFDBFE !important;
  box-shadow: 0 8px 28px rgba(74, 144, 217, 0.12) !important;
}

.card h3 {
  color: #1E293B !important;
  font-weight: 700 !important;
  margin-bottom: 10px !important;
}

.card p {
  color: #64748B !important;
  font-size: 14px !important;
  line-height: 1.7 !important;
}

.card .icon {
  font-size: 28px !important;
  margin-bottom: 12px !important;
  display: inline-block;
  width: 52px;
  height: 52px;
  line-height: 52px;
  text-align: center;
  background: linear-gradient(135deg, rgba(74,144,217,0.1), rgba(22,119,255,0.1));
  border-radius: 12px;
}

.footer {
  background: #0F172A !important;
  color: #94A3B8 !important;
  padding: 40px 24px !important;
}

.footer a {
  color: #69B1FF !important;
  text-decoration: none !important;
}

.footer a:hover {
  color: #93C5FD !important;
}

/* ========== 6. 定价页 (pricing.html) ========== */
.card {
  background: #FFFFFF !important;
  border: 1px solid #E2E8F0 !important;
  border-radius: 16px !important;
  padding: 28px !important;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.04) !important;
  margin-bottom: 24px !important;
}

.card h2 {
  color: #1E293B !important;
  font-size: 22px !important;
  font-weight: 700 !important;
  margin-bottom: 16px !important;
}

.card h3 {
  color: #334155 !important;
  font-size: 17px !important;
  font-weight: 700 !important;
  margin: 20px 0 12px !important;
}

.price-grid {
  gap: 16px !important;
}

.price-item {
  background: #F8FAFC !important;
  border: 2px solid #E2E8F0 !important;
  border-radius: 14px !important;
  padding: 22px 16px !important;
  position: relative !important;
  overflow: hidden !important;
}

.price-item::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, #4A90D9, #1677FF);
  opacity: 0;
  transition: opacity 0.3s;
}

.price-item:hover::before {
  opacity: 1;
}

.price-item:hover {
  border-color: #1677FF !important;
  background: #FFFFFF !important;
  box-shadow: 0 8px 24px rgba(22, 119, 255, 0.12) !important;
  transform: translateY(-4px) !important;
}

.price-range {
  font-size: 13px !important;
  color: #64748B !important;
  margin-bottom: 8px !important;
  font-weight: 500 !important;
}

.price-amount {
  font-size: 32px !important;
  font-weight: 800 !important;
  background: linear-gradient(135deg, #4A90D9, #1677FF) !important;
  -webkit-background-clip: text !important;
  -webkit-text-fill-color: transparent !important;
  background-clip: text !important;
  line-height: 1.2 !important;
}

.price-unit {
  font-size: 13px !important;
  color: #94A3B8 !important;
  margin-top: 6px !important;
}

.member-card {
  background: #FFFFFF !important;
  border: 2px solid #E2E8F0 !important;
  border-radius: 16px !important;
  padding: 28px 20px !important;
  position: relative !important;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1) !important;
}

.member-card:hover {
  transform: translateY(-6px) !important;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.1) !important;
}

.free-badge {
  background: linear-gradient(135deg, #10B981, #059669) !important;
  color: #FFFFFF !important;
  padding: 3px 12px !important;
  border-radius: 12px !important;
  font-size: 12px !important;
  font-weight: 700 !important;
}

.info-box {
  background: linear-gradient(135deg, #EFF6FF, #F0F7FF) !important;
  border-left: 4px solid #1677FF !important;
  padding: 14px 18px !important;
  border-radius: 0 10px 10px 0 !important;
  font-size: 14px !important;
  color: #0958D9 !important;
}

.info-box strong {
  color: #0958D9 !important;
}

.warn-box {
  background: linear-gradient(135deg, #FEFCE8, #FFF7ED) !important;
  border-left: 4px solid #F59E0B !important;
  padding: 14px 18px !important;
  border-radius: 0 10px 10px 0 !important;
  font-size: 14px !important;
  color: #92400E !important;
}

table {
  width: 100% !important;
  border-collapse: separate !important;
  border-spacing: 0 !important;
  font-size: 14px !important;
  border-radius: 12px !important;
  overflow: hidden !important;
  border: 1px solid #E2E8F0 !important;
}

th {
  text-align: left !important;
  padding: 12px 16px !important;
  background: linear-gradient(135deg, #F8FAFC, #F1F5F9) !important;
  border-bottom: 2px solid #E2E8F0 !important;
  color: #475569 !important;
  font-weight: 600 !important;
}

td {
  padding: 12px 16px !important;
  border-bottom: 1px solid #F1F5F9 !important;
  color: #475569 !important;
}

tr:last-child td {
  border-bottom: none !important;
}

tr:hover td {
  background: #F8FAFC !important;
}

.split-bar {
  height: 36px !important;
  border-radius: 10px !important;
  box-shadow: inset 0 1px 3px rgba(0, 0, 0, 0.05) !important;
}

.split-creator {
  background: linear-gradient(90deg, #10B981, #059669) !important;
  color: #FFFFFF !important;
  font-weight: 700 !important;
}

.split-platform {
  background: linear-gradient(90deg, #4A90D9, #1677FF) !important;
  color: #FFFFFF !important;
  font-weight: 700 !important;
}

/* ========== 7. 定制页 (custom.html) ========== */
body .hero[style*="linear-gradient"] {
  background: linear-gradient(135deg, #EFF6FF 0%, #F0F7FF 100%) !important;
}

.hero h1 {
  background: linear-gradient(135deg, #4A90D9, #1677FF) !important;
  -webkit-background-clip: text !important;
  -webkit-text-fill-color: transparent !important;
  background-clip: text !important;
}

.hero-badge {
  background: linear-gradient(135deg, #4A90D9, #1677FF) !important;
  color: #FFFFFF !important;
  box-shadow: 0 2px 8px rgba(74, 144, 217, 0.2) !important;
}

.section-title {
  color: #1E293B !important;
  font-size: 30px !important;
  font-weight: 800 !important;
}

.section-sub {
  color: #64748B !important;
}

.pricing-card {
  background: #FFFFFF !important;
  border-radius: 18px !important;
  border: 1px solid #E2E8F0 !important;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.04) !important;
}

.pricing-card:hover {
  transform: translateY(-4px) !important;
  box-shadow: 0 12px 36px rgba(0, 0, 0, 0.08) !important;
}

.pricing-card .price {
  background: linear-gradient(135deg, #4A90D9, #1677FF) !important;
  -webkit-background-clip: text !important;
  -webkit-text-fill-color: transparent !important;
  background-clip: text !important;
  font-weight: 800 !important;
}

.pricing-card .order-btn.primary {
  background: linear-gradient(135deg, #4A90D9, #1677FF) !important;
  box-shadow: 0 4px 14px rgba(74, 144, 217, 0.25) !important;
  border-radius: 12px !important;
}

.pricing-card .order-btn.primary:hover {
  transform: translateY(-2px) !important;
  box-shadow: 0 6px 20px rgba(22, 119, 255, 0.35) !important;
}

.pricing-card .order-btn.secondary {
  border: 2px solid #BFDBFE !important;
  color: #1677FF !important;
  border-radius: 12px !important;
}

.pricing-card .order-btn.secondary:hover {
  background: #F0F7FF !important;
  border-color: #1677FF !important;
}

.feature-icon {
  background: linear-gradient(135deg, rgba(74,144,217,0.1), rgba(22,119,255,0.1)) !important;
  border-radius: 14px !important;
}

.process-step {
  background: #FFFFFF !important;
  border-radius: 14px !important;
  border: 1px solid #E2E8F0 !important;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04) !important;
}

.process-step::before {
  background: linear-gradient(135deg, #4A90D9, #1677FF) !important;
  box-shadow: 0 4px 12px rgba(74, 144, 217, 0.25) !important;
}

.faq-item {
  background: #FFFFFF !important;
  border-radius: 12px !important;
  border: 1px solid #E2E8F0 !important;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.03) !important;
}

.faq-item:hover {
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.06) !important;
}

.faq-q {
  font-weight: 600 !important;
  color: #1E293B !important;
}

form#customForm {
  background: #FFFFFF !important;
  border-radius: 18px !important;
  box-shadow: 0 8px 32px rgba(74, 144, 217, 0.12) !important;
  border: 1px solid #E2E8F0 !important;
}

form#customForm input[type="text"],
form#customForm select,
form#customForm textarea {
  border: 2px solid #E2E8F0 !important;
  border-radius: 12px !important;
  padding: 12px 16px !important;
  transition: all 0.2s !important;
  background: #FFFFFF !important;
  color: #1E293B !important;
}

form#customForm input[type="text"]:focus,
form#customForm select:focus,
form#customForm textarea:focus {
  border-color: #1677FF !important;
  box-shadow: 0 0 0 4px rgba(22, 119, 255, 0.1) !important;
  outline: none !important;
}

.contact-bar .wx {
  background: linear-gradient(135deg, #07C160, #06AD56) !important;
  box-shadow: 0 4px 12px rgba(7, 193, 96, 0.25) !important;
  border-radius: 12px !important;
}

.contact-bar .qq {
  background: linear-gradient(135deg, #12B7F5, #0EA1DB) !important;
  box-shadow: 0 4px 12px rgba(18, 183, 245, 0.25) !important;
  border-radius: 12px !important;
}

.float-consult a {
  background: linear-gradient(135deg, #4A90D9, #1677FF) !important;
  box-shadow: 0 6px 20px rgba(74, 144, 217, 0.3) !important;
}

/* ========== 8. 消息页 (messages.html) ========== */
.container > h1 {
  background: linear-gradient(135deg, #4A90D9, #1677FF) !important;
  -webkit-background-clip: text !important;
  -webkit-text-fill-color: transparent !important;
  background-clip: text !important;
  font-size: 32px !important;
  font-weight: 800 !important;
}

.contact-list {
  background: #FFFFFF !important;
  border-radius: 16px !important;
  border: 1px solid #E2E8F0 !important;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.04) !important;
  overflow: hidden !important;
}

.contact-list .header {
  padding: 18px 20px !important;
  border-bottom: 1px solid #F1F5F9 !important;
  font-weight: 700 !important;
  color: #1E293B !important;
  font-size: 15px !important;
  background: linear-gradient(135deg, #F8FAFC, #F1F5F9);
}

.contact-item {
  padding: 16px 20px !important;
  border-bottom: 1px solid #F8FAFC !important;
  transition: all 0.2s ease !important;
}

.contact-item:hover {
  background: #F8FAFC !important;
}

.contact-item.active {
  background: linear-gradient(135deg, rgba(74,144,217,0.08), rgba(22,119,255,0.08)) !important;
  border-left: 3px solid #1677FF !important;
}

.contact-item .avatar {
  width: 44px !important;
  height: 44px !important;
  border-radius: 50% !important;
  background: linear-gradient(135deg, #4A90D9, #1677FF) !important;
  color: #FFFFFF !important;
  border: none !important;
  box-shadow: 0 2px 8px rgba(74, 144, 217, 0.2) !important;
}

.contact-item .info .name {
  font-weight: 600 !important;
  color: #1E293B !important;
}

.contact-item .info .last {
  color: #64748B !important;
}

.chat-area {
  background: #FFFFFF !important;
  border-radius: 16px !important;
  border: 1px solid #E2E8F0 !important;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.04) !important;
  overflow: hidden !important;
}

.chat-header {
  padding: 18px 24px !important;
  border-bottom: 1px solid #F1F5F9 !important;
  font-weight: 700 !important;
  color: #1E293B !important;
  font-size: 15px !important;
  background: #FFFFFF !important;
}

.chat-header .dot {
  width: 10px !important;
  height: 10px !important;
  background: #10B981 !important;
  box-shadow: 0 0 8px rgba(16, 185, 129, 0.4) !important;
}

.chat-messages {
  padding: 24px !important;
  background: #F8FAFC !important;
}

.msg-bubble {
  max-width: 70% !important;
  padding: 12px 18px !important;
  border-radius: 16px !important;
  font-size: 14px !important;
  line-height: 1.6 !important;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.04) !important;
}

.msg-bubble.sent {
  background: linear-gradient(135deg, #4A90D9, #1677FF) !important;
  color: #FFFFFF !important;
  border: none !important;
  border-bottom-right-radius: 4px !important;
  -webkit-text-fill-color: #FFFFFF !important;
}

.msg-bubble.received {
  background: #FFFFFF !important;
  color: #1E293B !important;
  border: 1px solid #E2E8F0 !important;
  border-bottom-left-radius: 4px !important;
}

.msg-time {
  font-size: 12px !important;
  margin-top: 6px !important;
}

.msg-bubble.sent .msg-time {
  color: rgba(255, 255, 255, 0.8) !important;
}

.msg-bubble.received .msg-time {
  color: #94A3B8 !important;
}

.chat-input {
  padding: 18px 20px !important;
  border-top: 1px solid #F1F5F9 !important;
  background: #FFFFFF !important;
}

.chat-input input {
  padding: 12px 18px !important;
  background: #F8FAFC !important;
  border: 2px solid #E2E8F0 !important;
  border-radius: 24px !important;
  transition: all 0.2s !important;
}

.chat-input input:focus {
  outline: none !important;
  border-color: #1677FF !important;
  background: #FFFFFF !important;
  box-shadow: 0 0 0 3px rgba(22, 119, 255, 0.1) !important;
}

.chat-input button {
  background: linear-gradient(135deg, #4A90D9, #1677FF) !important;
  border: none !important;
  border-radius: 24px !important;
  font-weight: 600 !important;
  color: #FFFFFF !important;
  transition: all 0.3s !important;
  box-shadow: 0 2px 8px rgba(74, 144, 217, 0.2) !important;
}

.chat-input button:hover {
  transform: translateY(-1px) !important;
  box-shadow: 0 4px 12px rgba(22, 119, 255, 0.3) !important;
}

.empty-state {
  background: #F8FAFC !important;
  color: #94A3B8 !important;
}

.empty-state p {
  font-size: 15px !important;
  color: #64748B !important;
}

.login-prompt a {
  color: #1677FF !important;
  font-weight: 600 !important;
}

.site-footer {
  background: #F8FAFC !important;
  padding: 48px 20px 24px !important;
  border-top: 1px solid #E2E8F0 !important;
}

.footer-col h4 {
  color: #1E293B !important;
}

.footer-col a:hover {
  color: #1677FF !important;
}

.footer-brand {
  background: linear-gradient(135deg, #4A90D9, #1677FF) !important;
  -webkit-background-clip: text !important;
  -webkit-text-fill-color: transparent !important;
  background-clip: text !important;
  font-size: 22px !important;
  font-weight: 800 !important;
}

.footer-brand span {
  color: #CBD5E1 !important;
  -webkit-text-fill-color: #CBD5E1 !important;
}

.footer-bottom {
  border-top: 1px solid #E2E8F0 !important;
  color: #94A3B8 !important;
}

/* ========== 9. 响应式适配 ========== */
@media (max-width: 768px) {
  .nav, .topnav { padding: 0 16px !important; height: 56px !important; }
  .hero h1 { font-size: 28px !important; }
  .hero p { font-size: 15px !important; }
  .container { padding: 24px 16px !important; }
  .section { padding: 40px 16px !important; }
  .section-title { font-size: 24px !important; }
  .card-grid { grid-template-columns: 1fr !important; }
  .stats-row { gap: 20px !important; }
  .stat-item .num { font-size: 26px !important; }
  .price-grid { grid-template-columns: 1fr 1fr !important; }
  .msg-layout { flex-direction: column !important; height: auto !important; }
  .contact-list { width: 100% !important; max-height: 240px !important; }
  .chat-area { min-height: 400px !important; }
  .footer-inner { grid-template-columns: 1fr 1fr !important; gap: 24px !important; }
}

@media (max-width: 480px) {
  .hero h1 { font-size: 24px !important; }
  .hero p { font-size: 14px !important; }
  .hero { padding: 50px 16px 40px !important; }
  .section-title { font-size: 22px !important; }
  .card { padding: 20px !important; }
  .price-grid { grid-template-columns: 1fr !important; }
  .footer-inner { grid-template-columns: 1fr !important; gap: 20px !important; }
  .msg-bubble { max-width: 85% !important; }
  .stat-item .num { font-size: 22px !important; }
  form#customForm { padding: 20px !important; }
}
/* ===== 非首页隐藏天下技能标语 ===== */
.sb-nav-brand-slogan { display: none !important; }