/* ===== 计费解析系统 - 官网主页样式 ===== */

/* ---- CSS 变量 ---- */
:root {
  --lp-blue-50: #EFF6FF;
  --lp-blue-100: #DBEAFE;
  --lp-blue-400: #60A5FA;
  --lp-blue-500: #3B82F6;
  --lp-blue-600: #2563EB;
  --lp-blue-700: #1D4ED8;
  --lp-blue-800: #1E3A5F;
  --lp-blue-900: #0F1D3A;
  --lp-blue-950: #0A1628;
  --lp-green-400: #34D399;
  --lp-green-500: #10B981;
  --lp-gray-50: #F8FAFC;
  --lp-gray-100: #F1F5F9;
  --lp-gray-200: #E2E8F0;
  --lp-gray-300: #CBD5E1;
  --lp-gray-400: #94A3B8;
  --lp-gray-500: #64748B;
  --lp-gray-600: #475569;
  --lp-gray-700: #334155;
  --lp-gray-800: #1E293B;
  --lp-gray-900: #0F172A;
  --lp-white: #FFFFFF;
  --lp-radius-sm: 8px;
  --lp-radius: 12px;
  --lp-radius-lg: 16px;
  --lp-radius-xl: 20px;
  --lp-shadow-sm: 0 1px 2px rgba(15,23,42,0.06);
  --lp-shadow: 0 1px 3px rgba(15,23,42,0.08), 0 1px 2px rgba(15,23,42,0.06);
  --lp-shadow-md: 0 4px 6px rgba(15,23,42,0.07), 0 2px 4px rgba(15,23,42,0.06);
  --lp-shadow-lg: 0 10px 15px rgba(15,23,42,0.08), 0 4px 6px rgba(15,23,42,0.05);
  --lp-shadow-xl: 0 20px 25px rgba(15,23,42,0.1), 0 8px 10px rgba(15,23,42,0.06);
  --lp-transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ---- 全局重置 ---- */
.lp-section,
.lp-section *,
.lp-hero,
.lp-hero *,
.lp-nav,
.lp-nav *,
.lp-footer,
.lp-footer * {
  box-sizing: border-box;
}

/* ---- 导航栏 ---- */
.lp-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 0 24px;
  height: 64px;
  display: flex;
  align-items: center;
  transition: var(--lp-transition);
  background: transparent;
}

.lp-nav-scrolled {
  background: rgba(10, 22, 40, 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.15);
}

.lp-nav-inner {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.lp-nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--lp-white);
  font-weight: 700;
  font-size: 1.1rem;
  z-index: 10;
}

.lp-nav-logo-icon {
  width: 36px;
  height: 36px;
  background: linear-gradient(135deg, var(--lp-blue-500), var(--lp-blue-600));
  border-radius: var(--lp-radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  color: var(--lp-white);
}

.lp-nav-menu {
  display: flex;
  align-items: center;
  list-style: none;
  gap: 8px;
}

.lp-nav-menu li a {
  display: inline-flex;
  align-items: center;
  padding: 8px 16px;
  border-radius: var(--lp-radius-sm);
  color: rgba(255, 255, 255, 0.78);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  transition: var(--lp-transition);
}

.lp-nav-menu li a:hover {
  color: var(--lp-white);
  background: rgba(255, 255, 255, 0.08);
}

.lp-nav-auth {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-left: 8px;
}

.lp-nav-link-login {
  padding: 8px 16px !important;
  border-radius: var(--lp-radius-sm) !important;
  color: rgba(255, 255, 255, 0.78) !important;
  font-size: 0.9rem !important;
}

.lp-nav-link-login:hover {
  color: var(--lp-white) !important;
  background: rgba(255, 255, 255, 0.08) !important;
}

.lp-nav-link-register {
  padding: 8px 18px !important;
  border-radius: var(--lp-radius-sm) !important;
  background: linear-gradient(135deg, var(--lp-blue-500), var(--lp-blue-600)) !important;
  color: var(--lp-white) !important;
  font-size: 0.9rem !important;
  font-weight: 600 !important;
  box-shadow: 0 2px 8px rgba(59, 130, 246, 0.35);
}

.lp-nav-link-register:hover {
  background: linear-gradient(135deg, var(--lp-blue-600), var(--lp-blue-700)) !important;
  box-shadow: 0 4px 14px rgba(59, 130, 246, 0.45) !important;
  transform: translateY(-1px);
}

.lp-nav-console-btn {
  padding: 8px 18px !important;
  border-radius: var(--lp-radius-sm) !important;
  background: linear-gradient(135deg, var(--lp-blue-500), var(--lp-blue-600)) !important;
  color: var(--lp-white) !important;
  font-size: 0.9rem !important;
  font-weight: 600 !important;
  box-shadow: 0 2px 8px rgba(59, 130, 246, 0.35);
}

.lp-nav-toggle {
  display: none;
  background: none;
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: var(--lp-white);
  font-size: 1.2rem;
  cursor: pointer;
  padding: 8px 10px;
  border-radius: var(--lp-radius-sm);
  transition: var(--lp-transition);
  z-index: 10;
}

.lp-nav-toggle:hover {
  background: rgba(255, 255, 255, 0.1);
}

/* ---- Hero 区域 ---- */
.lp-hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: linear-gradient(160deg, var(--lp-blue-950) 0%, var(--lp-blue-900) 40%, var(--lp-blue-800) 100%);
}

.lp-hero-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.lp-hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(59, 130, 246, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(59, 130, 246, 0.04) 1px, transparent 1px);
  background-size: 60px 60px;
}

.lp-hero-glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(120px);
  opacity: 0.3;
}

.lp-hero-glow-1 {
  width: 600px;
  height: 600px;
  background: rgba(59, 130, 246, 0.25);
  top: -200px;
  right: -100px;
}

.lp-hero-glow-2 {
  width: 400px;
  height: 400px;
  background: rgba(16, 185, 129, 0.15);
  bottom: -100px;
  left: -80px;
}

/* ---- Hero 弹幕动画 ---- */
.lp-hero-danmaku {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
  z-index: 1;
}

.lp-dm {
  position: absolute;
  white-space: nowrap;
  font-size: 0.88rem;
  font-weight: 500;
  opacity: 0.75;
  text-shadow: 0 0 8px currentColor, 0 0 20px currentColor;
  letter-spacing: 0.04em;
  user-select: none;
  padding: 2px 0;
  transform: translateX(100vw);
  animation: lp-danmaku-scroll linear infinite;
  will-change: transform;
}

@keyframes lp-danmaku-scroll {
  0% {
    transform: translateX(100vw);
  }
  100% {
    transform: translateX(-100%);
  }
}

.lp-hero-inner {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 120px 24px 80px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.lp-hero-text {
  max-width: 580px;
}

.lp-hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  background: rgba(59, 130, 246, 0.12);
  border: 1px solid rgba(59, 130, 246, 0.25);
  border-radius: 999px;
  color: var(--lp-blue-400);
  font-size: 0.82rem;
  font-weight: 500;
  margin-bottom: 28px;
}

.lp-hero-badge i {
  font-size: 0.75rem;
}

.lp-hero-title {
  font-size: 3.2rem;
  font-weight: 800;
  color: var(--lp-white);
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 24px;
}

.lp-hero-highlight {
  background: linear-gradient(135deg, var(--lp-blue-400), var(--lp-green-400));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.lp-hero-desc {
  font-size: 1.05rem;
  color: rgba(255, 255, 255, 0.6);
  line-height: 1.75;
  margin-bottom: 36px;
  max-width: 500px;
}

.lp-hero-actions {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 48px;
  flex-wrap: wrap;
}

.lp-hero-stats {
  display: flex;
  align-items: center;
  gap: 24px;
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.lp-hero-stat {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.lp-hero-stat-num {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--lp-white);
  letter-spacing: -0.01em;
}

.lp-hero-stat-label {
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.45);
}

.lp-hero-stat-divider {
  width: 1px;
  height: 36px;
  background: rgba(255, 255, 255, 0.12);
}

/* Hero 右侧可视化卡片 */
.lp-hero-visual {
  display: flex;
  align-items: center;
  justify-content: center;
}

.lp-hero-dashboard {
  width: 100%;
  max-width: 480px;
  background: rgba(15, 29, 58, 0.7);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--lp-radius-lg);
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
  backdrop-filter: blur(8px);
}

.lp-hero-db-header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 20px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.lp-hero-db-dots {
  display: flex;
  gap: 6px;
}

.lp-hero-db-dots span {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

.lp-hero-db-dots span:nth-child(1) { background: #FC625D; }
.lp-hero-db-dots span:nth-child(2) { background: #FBBF24; }
.lp-hero-db-dots span:nth-child(3) { background: #34D399; }

.lp-hero-db-title {
  font-size: 0.78rem;
  color: rgba(255, 255, 255, 0.5);
  font-weight: 500;
}

.lp-hero-db-body {
  padding: 24px 20px;
}

.lp-hero-db-chart {
  display: flex;
  align-items: flex-end;
  gap: 10px;
  height: 140px;
  margin-bottom: 20px;
}

.lp-hero-db-bar {
  flex: 1;
  background: rgba(59, 130, 246, 0.25);
  border-radius: 4px 4px 0 0;
  transition: all 0.4s ease;
  min-width: 0;
}

.lp-hero-db-bar-active {
  background: linear-gradient(180deg, var(--lp-blue-400), var(--lp-blue-500));
  box-shadow: 0 2px 12px rgba(59, 130, 246, 0.3);
}

.lp-hero-db-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}

.lp-hero-db-stat {
  text-align: center;
  padding: 12px 8px;
  background: rgba(255, 255, 255, 0.03);
  border-radius: var(--lp-radius-sm);
  border: 1px solid rgba(255, 255, 255, 0.05);
}

.lp-hero-db-stat-val {
  display: block;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--lp-white);
  margin-bottom: 4px;
}

.lp-hero-db-stat-lbl {
  display: block;
  font-size: 0.72rem;
  color: rgba(255, 255, 255, 0.4);
}

/* ---- 通用按钮 ---- */
.lp-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 11px 24px;
  border-radius: var(--lp-radius-sm);
  font-size: 0.92rem;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition: var(--lp-transition);
  border: none;
  font-family: inherit;
  line-height: 1.4;
}

.lp-btn-primary {
  background: linear-gradient(135deg, var(--lp-blue-500), var(--lp-blue-600));
  color: var(--lp-white);
  box-shadow: 0 2px 10px rgba(59, 130, 246, 0.35);
}

.lp-btn-primary:hover {
  background: linear-gradient(135deg, var(--lp-blue-600), var(--lp-blue-700));
  box-shadow: 0 4px 18px rgba(59, 130, 246, 0.45);
  transform: translateY(-1px);
}

.lp-btn-outline {
  background: transparent;
  color: var(--lp-gray-700);
  border: 1.5px solid var(--lp-gray-200);
}

.lp-btn-outline:hover {
  border-color: var(--lp-blue-500);
  color: var(--lp-blue-500);
  background: var(--lp-blue-50);
}

.lp-btn-outline-white {
  background: rgba(255, 255, 255, 0.06);
  color: var(--lp-white);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.lp-btn-outline-white:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 255, 255, 0.35);
  color: var(--lp-white);
}

.lp-btn-block {
  width: 100%;
}

.lp-btn-sm {
  padding: 8px 18px;
  font-size: 0.84rem;
}

/* ---- 通用 Section ---- */
.lp-section {
  padding: 100px 24px;
  background: var(--lp-white);
}

.lp-section-alt {
  background: var(--lp-gray-50);
}

.lp-section-inner {
  max-width: 1280px;
  margin: 0 auto;
}

.lp-section-header {
  text-align: center;
  margin-bottom: 64px;
}

.lp-section-tag {
  display: inline-block;
  padding: 5px 14px;
  background: var(--lp-blue-50);
  color: var(--lp-blue-600);
  font-size: 0.8rem;
  font-weight: 600;
  border-radius: 999px;
  margin-bottom: 16px;
  letter-spacing: 0.02em;
}

.lp-section-title {
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--lp-gray-900);
  margin-bottom: 14px;
  letter-spacing: -0.02em;
  line-height: 1.25;
}

.lp-section-desc {
  font-size: 1.05rem;
  color: var(--lp-gray-500);
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.7;
}

/* ---- 核心功能卡片 ---- */
.lp-features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.lp-feature-card {
  background: var(--lp-white);
  border: 1px solid var(--lp-gray-200);
  border-radius: var(--lp-radius-lg);
  padding: 32px 28px;
  transition: var(--lp-transition);
}

.lp-feature-card:hover {
  border-color: var(--lp-blue-200);
  box-shadow: var(--lp-shadow-lg);
  transform: translateY(-3px);
}

.lp-feature-card-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--lp-radius);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  margin-bottom: 20px;
  transition: var(--lp-transition);
}

.lp-feature-card:hover .lp-feature-card-icon {
  transform: scale(1.05);
}

.lp-feature-card-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--lp-gray-900);
  margin-bottom: 10px;
}

.lp-feature-card-desc {
  font-size: 0.9rem;
  color: var(--lp-gray-500);
  line-height: 1.7;
  margin-bottom: 16px;
}

.lp-feature-card-link {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 0.86rem;
  font-weight: 600;
  color: var(--lp-blue-500);
  text-decoration: none;
  transition: var(--lp-transition);
}

.lp-feature-card-link:hover {
  gap: 8px;
  color: var(--lp-blue-600);
}

.lp-feature-card-link i {
  font-size: 0.7rem;
  transition: var(--lp-transition);
}

/* ---- 数据面板 ---- */
.lp-dashboard {
  background: var(--lp-white);
  border: 1px solid var(--lp-gray-200);
  border-radius: var(--lp-radius-xl);
  overflow: hidden;
  box-shadow: var(--lp-shadow);
}

.lp-dashboard-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-bottom: 1px solid var(--lp-gray-100);
}

.lp-dashboard-stat {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 24px 28px;
  border-right: 1px solid var(--lp-gray-100);
  transition: var(--lp-transition);
}

.lp-dashboard-stat:last-child {
  border-right: none;
}

.lp-dashboard-stat:hover {
  background: var(--lp-gray-50);
}

.lp-dashboard-stat-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--lp-radius);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  flex-shrink: 0;
}

.lp-dashboard-stat-info {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.lp-dashboard-stat-val {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--lp-gray-900);
  letter-spacing: -0.01em;
}

.lp-dashboard-stat-lbl {
  font-size: 0.78rem;
  color: var(--lp-gray-400);
}

.lp-dashboard-chart-area {
  padding: 28px;
}

.lp-dashboard-chart-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 32px;
  flex-wrap: wrap;
  gap: 12px;
}

.lp-dashboard-chart-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--lp-gray-800);
}

.lp-dashboard-chart-legend {
  display: flex;
  align-items: center;
  gap: 16px;
  font-size: 0.82rem;
  color: var(--lp-gray-400);
}

.lp-legend-dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  margin-right: 4px;
}

.lp-dashboard-bars {
  display: flex;
  align-items: flex-end;
  gap: 12px;
  height: 220px;
}

.lp-dashboard-bar-col {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  height: 100%;
  justify-content: flex-end;
}

.lp-dashboard-bar-stack {
  width: 100%;
  max-width: 48px;
  height: 180px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  gap: 2px;
}

.lp-dashboard-bar {
  width: 100%;
  border-radius: 3px 3px 0 0;
  transition: all 0.3s ease;
}

.lp-dashboard-bar-blue {
  background: linear-gradient(180deg, #60A5FA, #3B82F6);
}

.lp-dashboard-bar-green {
  background: linear-gradient(180deg, #34D399, #10B981);
}

.lp-dashboard-bar-col:hover .lp-dashboard-bar {
  opacity: 0.85;
  filter: brightness(1.1);
}

.lp-dashboard-bar-label {
  font-size: 0.72rem;
  color: var(--lp-gray-400);
  font-weight: 500;
}

/* ---- 计费模式卡片 ---- */
.lp-pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  align-items: stretch;
}

.lp-pricing-card {
  background: var(--lp-white);
  border: 1px solid var(--lp-gray-200);
  border-radius: var(--lp-radius-lg);
  padding: 36px 28px;
  text-align: center;
  display: flex;
  flex-direction: column;
  transition: var(--lp-transition);
  position: relative;
}

.lp-pricing-card:hover {
  border-color: var(--lp-gray-300);
  box-shadow: var(--lp-shadow-lg);
  transform: translateY(-3px);
}

.lp-pricing-card-featured {
  border-color: var(--lp-blue-400);
  box-shadow: 0 4px 24px rgba(59, 130, 246, 0.12);
}

.lp-pricing-card-featured:hover {
  border-color: var(--lp-blue-500);
  box-shadow: 0 8px 32px rgba(59, 130, 246, 0.18);
}

.lp-pricing-card-badge {
  position: absolute;
  top: -13px;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, var(--lp-blue-500), var(--lp-blue-600));
  color: var(--lp-white);
  padding: 5px 22px;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 600;
  white-space: nowrap;
  box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
}

.lp-pricing-card-header {
  margin-bottom: 24px;
}

.lp-pricing-card-icon {
  width: 52px;
  height: 52px;
  border-radius: var(--lp-radius);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  margin: 0 auto 16px;
}

.lp-pricing-card-name {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--lp-gray-900);
  margin-bottom: 6px;
}

.lp-pricing-card-model {
  font-size: 0.82rem;
  color: var(--lp-gray-400);
  font-weight: 500;
}

.lp-pricing-card-price {
  margin-bottom: 28px;
  padding: 16px 0;
  border-top: 1px solid var(--lp-gray-100);
  border-bottom: 1px solid var(--lp-gray-100);
}

.lp-pricing-card-currency {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--lp-gray-700);
  vertical-align: top;
}

.lp-pricing-card-amount {
  font-size: 2.6rem;
  font-weight: 800;
  color: var(--lp-gray-900);
  letter-spacing: -0.02em;
  line-height: 1;
}

.lp-pricing-card-unit {
  font-size: 0.9rem;
  color: var(--lp-gray-400);
  font-weight: 500;
}

.lp-pricing-card-price-label {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--lp-gray-500);
}

.lp-pricing-card-features {
  list-style: none;
  text-align: left;
  margin-bottom: 28px;
  flex: 1;
}

.lp-pricing-card-features li {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 0;
  font-size: 0.88rem;
  color: var(--lp-gray-600);
  line-height: 1.5;
}

.lp-pricing-card-features li i {
  color: var(--lp-green-500);
  font-size: 0.8rem;
  flex-shrink: 0;
}

/* ---- 热门套餐卡片 ---- */
.lp-pkg-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 24px;
}

.lp-pkg-card {
  background: var(--lp-white);
  border: 1px solid var(--lp-gray-200);
  border-radius: var(--lp-radius-lg);
  padding: 28px 24px;
  text-align: center;
  position: relative;
  transition: var(--lp-transition);
  display: flex;
  flex-direction: column;
}

.lp-pkg-card:hover {
  border-color: var(--lp-blue-200);
  box-shadow: var(--lp-shadow-md);
  transform: translateY(-3px);
}

.lp-pkg-card-featured {
  border-color: var(--lp-blue-400);
  box-shadow: 0 4px 20px rgba(59, 130, 246, 0.1);
  background: linear-gradient(180deg, rgba(59, 130, 246, 0.03), var(--lp-white) 40%);
}

.lp-pkg-card-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, var(--lp-blue-500), var(--lp-blue-600));
  color: var(--lp-white);
  padding: 4px 18px;
  border-radius: 999px;
  font-size: 0.76rem;
  font-weight: 600;
  white-space: nowrap;
}

.lp-pkg-card-name {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--lp-gray-900);
  margin-bottom: 12px;
}

.lp-pkg-card-price {
  margin-bottom: 16px;
}

.lp-pkg-card-amount {
  font-size: 2rem;
  font-weight: 800;
  color: var(--lp-blue-500);
  letter-spacing: -0.02em;
}

.lp-pkg-card-free {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--lp-green-500);
}

.lp-pkg-card-specs {
  list-style: none;
  text-align: left;
  margin-bottom: 20px;
  flex: 1;
}

.lp-pkg-card-specs li {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 0;
  border-bottom: 1px solid var(--lp-gray-100);
  font-size: 0.84rem;
}

.lp-pkg-card-spec-label {
  color: var(--lp-gray-400);
}

.lp-pkg-card-spec-val {
  color: var(--lp-gray-700);
  font-weight: 600;
}

.lp-pkg-card-disabled {
  padding: 10px;
  background: var(--lp-gray-100);
  border-radius: var(--lp-radius-sm);
  color: var(--lp-gray-400);
  font-size: 0.84rem;
  font-weight: 500;
}

/* ---- 技术优势 ---- */
.lp-advantages-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.lp-advantage-card {
  text-align: center;
  padding: 40px 28px;
  background: var(--lp-white);
  border: 1px solid var(--lp-gray-200);
  border-radius: var(--lp-radius-lg);
  transition: var(--lp-transition);
}

.lp-advantage-card:hover {
  border-color: var(--lp-blue-200);
  box-shadow: var(--lp-shadow-md);
  transform: translateY(-3px);
}

.lp-advantage-card-visual {
  display: flex;
  justify-content: center;
  margin-bottom: 24px;
}

.lp-advantage-ring {
  position: relative;
  width: 120px;
  height: 120px;
}

.lp-advantage-ring svg {
  width: 100%;
  height: 100%;
}

.lp-advantage-ring-val {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--lp-gray-900);
  letter-spacing: -0.01em;
}

.lp-advantage-card-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--lp-gray-900);
  margin-bottom: 12px;
}

.lp-advantage-card-desc {
  font-size: 0.9rem;
  color: var(--lp-gray-500);
  line-height: 1.7;
}

/* ---- 页脚 ---- */
.lp-footer {
  background: var(--lp-gray-900);
  padding: 72px 24px 32px;
  color: rgba(255, 255, 255, 0.65);
}

.lp-footer-inner {
  max-width: 1280px;
  margin: 0 auto;
}

.lp-footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 48px;
}

.lp-footer-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
}

.lp-footer-logo i {
  font-size: 1.3rem;
  color: var(--lp-blue-400);
}

.lp-footer-logo span {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--lp-white);
}

.lp-footer-brand-desc {
  font-size: 0.88rem;
  line-height: 1.7;
  max-width: 280px;
}

.lp-footer-col-title {
  font-size: 0.84rem;
  font-weight: 700;
  color: var(--lp-white);
  margin-bottom: 20px;
  text-transform: none;
  letter-spacing: 0;
}

.lp-footer-links {
  list-style: none;
}

.lp-footer-links li {
  margin-bottom: 10px;
}

.lp-footer-links li a {
  font-size: 0.86rem;
  color: rgba(255, 255, 255, 0.55);
  text-decoration: none;
  transition: var(--lp-transition);
}

.lp-footer-links li a:hover {
  color: var(--lp-white);
}

.lp-footer-bottom {
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  text-align: center;
}

.lp-footer-bottom p {
  font-size: 0.82rem;
  color: rgba(255, 255, 255, 0.35);
}

/* ---- 响应式 ---- */
@media (max-width: 1024px) {
  .lp-hero-inner {
    grid-template-columns: 1fr;
    gap: 48px;
    padding: 100px 24px 60px;
    text-align: center;
  }

  .lp-hero-text {
    max-width: 100%;
    order: 1;
  }

  .lp-hero-desc {
    max-width: 100%;
  }

  .lp-hero-actions {
    justify-content: center;
  }

  .lp-hero-stats {
    justify-content: center;
  }

  .lp-hero-visual {
    order: 2;
    justify-content: center;
  }

  .lp-hero-dashboard {
    max-width: 380px;
  }

  .lp-hero-title {
    font-size: 2.4rem;
  }

  .lp-features-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .lp-pricing-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .lp-pricing-card:last-child {
    grid-column: 1 / -1;
    max-width: 400px;
    justify-self: center;
    width: 100%;
  }

  .lp-advantages-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .lp-advantage-card:last-child {
    grid-column: 1 / -1;
    max-width: 400px;
    justify-self: center;
    width: 100%;
  }

  .lp-footer-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .lp-footer-brand {
    grid-column: 1 / -1;
    margin-bottom: 8px;
  }

  .lp-dashboard-stats {
    grid-template-columns: repeat(2, 1fr);
  }

  .lp-dashboard-stat:nth-child(2) {
    border-right: none;
  }

  .lp-section-title {
    font-size: 1.8rem;
  }
}

@media (max-width: 768px) {
  .lp-nav-toggle {
    display: block;
  }

  .lp-nav-menu {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(10, 22, 40, 0.96);
    backdrop-filter: blur(20px);
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 8px;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
    z-index: 5;
  }

  .lp-nav-menu-open {
    opacity: 1;
    pointer-events: auto;
  }

  .lp-nav-menu li a {
    font-size: 1.1rem;
    padding: 12px 24px;
  }

  .lp-nav-auth {
    margin-left: 0;
    margin-top: 16px;
    flex-direction: column;
    gap: 10px;
  }

  .lp-nav-link-register,
  .lp-nav-console-btn {
    padding: 12px 32px !important;
  }

  .lp-hero-title {
    font-size: 2rem;
  }

  .lp-hero-inner {
    padding: 100px 16px 48px;
  }

  .lp-dm {
    font-size: 0.7rem;
  }

  .lp-hero-dashboard {
    max-width: 320px;
  }

  .lp-hero-db-chart {
    height: 100px;
  }

  .lp-hero-stats {
    flex-direction: column;
    gap: 16px;
    align-items: center;
  }

  .lp-hero-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .lp-hero-actions .lp-btn {
    justify-content: center;
  }

  .lp-hero-stat-divider {
    display: none;
  }

  .lp-section {
    padding: 64px 16px;
  }

  .lp-section-title {
    font-size: 1.6rem;
  }

  .lp-features-grid {
    grid-template-columns: 1fr;
  }

  .lp-pricing-grid {
    grid-template-columns: 1fr;
  }

  .lp-pricing-card:last-child {
    max-width: none;
  }

  .lp-advantages-grid {
    grid-template-columns: 1fr;
  }

  .lp-advantage-card:last-child {
    max-width: none;
  }

  .lp-dashboard-stats {
    grid-template-columns: 1fr;
  }

  .lp-dashboard-stat {
    border-right: none;
    border-bottom: 1px solid var(--lp-gray-100);
  }

  .lp-dashboard-stat:last-child {
    border-bottom: none;
  }

  .lp-dashboard-bars {
    height: 160px;
  }

  .lp-footer-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 28px;
  }

  .lp-pkg-grid {
    grid-template-columns: 1fr;
  }

  .lp-section-header {
    margin-bottom: 40px;
  }

  .lp-nav-link-register {
    padding: 12px 28px !important;
  }
}

@media (max-width: 480px) {
  .lp-hero-title {
    font-size: 1.5rem;
  }

  .lp-hero-dashboard {
    max-width: 260px;
  }

  .lp-hero-db-chart {
    height: 70px;
    gap: 6px;
  }

  .lp-hero-db-stats {
    gap: 6px;
  }

  .lp-hero-db-stat {
    padding: 8px 4px;
  }

  .lp-hero-db-stat-val {
    font-size: 0.9rem;
  }

  .lp-hero-db-stat-lbl {
    font-size: 0.65rem;
  }

  .lp-hero-db-body {
    padding: 16px 14px;
  }

  .lp-hero-badge {
    font-size: 0.72rem;
    padding: 4px 12px;
  }

  .lp-section-title {
    font-size: 1.3rem;
  }

  .lp-section-tag {
    font-size: 0.7rem;
    padding: 4px 10px;
  }

  .lp-section-desc {
    font-size: 0.88rem;
  }

  .lp-section {
    padding: 48px 16px;
  }

  .lp-section-header {
    margin-bottom: 32px;
  }

  .lp-dashboard-bars {
    height: 120px;
    gap: 8px;
  }

  .lp-dashboard-bar-stack {
    height: 100px;
  }

  .lp-dashboard-chart-legend {
    font-size: 0.7rem;
  }

  .lp-advantage-ring {
    width: 90px;
    height: 90px;
  }

  .lp-advantage-ring-val {
    font-size: 1.1rem;
  }

  .lp-footer {
    padding: 48px 16px 24px;
  }

  .lp-footer-grid {
    grid-template-columns: 1fr;
  }

  .lp-dashboard-chart-title {
    font-size: 0.82rem;
  }
}

@media (max-width: 640px) {
  html,
  body {
    overflow-x: hidden;
  }

  .lp-nav {
    padding: 0 14px;
  }

  .lp-nav-logo-text {
    max-width: 58vw;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  .lp-btn {
    width: 100%;
    justify-content: center;
  }
}