/* ==========================================================================
   喵喵网络 (Miaomiao Network) - Modern Native Stylesheet
   Pure CSS - Zero external dependencies, ultra-fast load speed
   ========================================================================== */

:root {
  --bg-primary: #070a12;
  --bg-secondary: #0d121f;
  --bg-tertiary: #141c2e;
  --bg-card: rgba(16, 24, 40, 0.75);
  --bg-card-hover: rgba(23, 34, 56, 0.9);
  --border-subtle: rgba(255, 255, 255, 0.08);
  --border-highlight: rgba(0, 242, 254, 0.35);
  --border-glow: rgba(79, 172, 254, 0.5);

  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --text-dim: #64748b;

  --accent-cyan: #00f2fe;
  --accent-blue: #4facfe;
  --accent-purple: #7928ca;
  --accent-pink: #ff0080;
  --accent-green: #10b981;
  --accent-orange: #ff5722;
  --accent-red: #ef4444;

  --gradient-primary: linear-gradient(135deg, #00f2fe 0%, #4facfe 100%);
  --gradient-accent: linear-gradient(135deg, #4facfe 0%, #00f2fe 50%, #7928ca 100%);
  --gradient-badge: linear-gradient(135deg, #ff4b4b 0%, #ff7849 100%);
  --gradient-card: linear-gradient(180deg, rgba(255, 255, 255, 0.04) 0%, rgba(255, 255, 255, 0.01) 100%);

  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.4);
  --shadow-glow: 0 0 30px rgba(0, 242, 254, 0.25);
  --shadow-purple-glow: 0 0 35px rgba(121, 40, 202, 0.3);

  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;
  --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  --container-max: 1200px;
}

/* Reset & Base Setup */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  background-color: var(--bg-primary);
  color: var(--text-main);
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

body {
  font-family: var(--font-sans);
  line-height: 1.6;
  background-color: var(--bg-primary);
  background-image: 
    radial-gradient(circle at 15% 15%, rgba(0, 242, 254, 0.07) 0%, transparent 40%),
    radial-gradient(circle at 85% 30%, rgba(121, 40, 202, 0.08) 0%, transparent 45%),
    radial-gradient(circle at 50% 80%, rgba(79, 172, 254, 0.06) 0%, transparent 50%);
  background-attachment: fixed;
  overflow-x: hidden;
  min-height: 100vh;
}

a {
  color: inherit;
  text-decoration: none;
}

img, svg {
  display: block;
  max-width: 100%;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  outline: none;
}

.container {
  width: 100%;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}

/* Section Header Shared */
.section-header {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 3.5rem auto;
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 0.35rem 1rem;
  border-radius: 9999px;
  background: rgba(0, 242, 254, 0.1);
  color: var(--accent-cyan);
  border: 1px solid rgba(0, 242, 254, 0.25);
  margin-bottom: 1rem;
}

.section-title {
  font-size: 2.25rem;
  font-weight: 800;
  line-height: 1.25;
  letter-spacing: -0.02em;
  margin-bottom: 1rem;
  color: #fff;
}

.section-title .text-gradient {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.section-desc {
  font-size: 1.05rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* ==========================================================================
   1. Navbar (导航栏)
   ========================================================================== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  transition: var(--transition);
  padding: 1rem 0;
  background: rgba(7, 10, 18, 0.65);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-subtle);
}

.navbar.scrolled {
  padding: 0.75rem 0;
  background: rgba(7, 10, 18, 0.92);
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

.navbar-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* Brand Logo */
.brand-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 1.35rem;
  font-weight: 800;
  color: #fff;
  letter-spacing: -0.01em;
  transition: var(--transition);
}

.brand-logo:hover {
  opacity: 0.95;
  transform: translateY(-1px);
}

.brand-icon-box {
  width: 38px;
  height: 38px;
  background: var(--gradient-primary);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 16px rgba(0, 242, 254, 0.4);
}

.brand-icon-box svg {
  width: 22px;
  height: 22px;
  fill: #070a12;
}

.brand-name {
  background: linear-gradient(135deg, #ffffff 30%, #e2e8f0 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* Nav Links */
.nav-menu {
  display: flex;
  align-items: center;
  gap: 1.75rem;
  list-style: none;
}

.nav-link {
  font-size: 0.925rem;
  font-weight: 500;
  color: var(--text-muted);
  transition: var(--transition);
  position: relative;
  padding: 0.25rem 0;
}

.nav-link:hover {
  color: #fff;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0%;
  height: 2px;
  background: var(--accent-cyan);
  transition: width 0.25s ease;
  border-radius: 2px;
}

.nav-link:hover::after {
  width: 100%;
}

/* Nav Actions */
.nav-actions {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.btn-nav-login {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-main);
  padding: 0.5rem 1.15rem;
  border-radius: 8px;
  border: 1px solid var(--border-subtle);
  background: rgba(255, 255, 255, 0.05);
  transition: var(--transition);
}

.btn-nav-login:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 255, 255, 0.25);
  color: #fff;
}

.btn-nav-primary {
  font-size: 0.9rem;
  font-weight: 600;
  color: #070a12;
  background: var(--gradient-primary);
  padding: 0.5rem 1.25rem;
  border-radius: 8px;
  transition: var(--transition);
  box-shadow: 0 0 15px rgba(0, 242, 254, 0.3);
}

.btn-nav-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 20px rgba(0, 242, 254, 0.5);
}

/* Hamburger toggle for mobile */
.hamburger-toggle {
  display: none;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  color: #fff;
}

.hamburger-toggle svg {
  width: 26px;
  height: 26px;
  stroke: #fff;
}

/* ==========================================================================
   2. Hero Section (首屏横幅区)
   ========================================================================== */
.hero-section {
  padding-top: 8.5rem;
  padding-bottom: 5.5rem;
  position: relative;
  text-align: center;
}

.hero-glow-bg {
  position: absolute;
  top: 10%;
  left: 50%;
  transform: translateX(-50%);
  width: 700px;
  height: 380px;
  background: radial-gradient(circle, rgba(0, 242, 254, 0.15) 0%, rgba(79, 172, 254, 0.08) 40%, transparent 70%);
  filter: blur(60px);
  pointer-events: none;
  z-index: 0;
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 900px;
  margin: 0 auto;
}

/* Promo Tag */
.promo-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.45rem 1.15rem;
  border-radius: 9999px;
  background: rgba(255, 75, 75, 0.12);
  border: 1px solid rgba(255, 75, 75, 0.35);
  color: #ff8585;
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 1.75rem;
  box-shadow: 0 0 20px rgba(255, 75, 75, 0.2);
  animation: pulse 2.5s infinite;
}

.promo-badge-tag {
  background: var(--gradient-badge);
  color: #fff;
  font-size: 0.725rem;
  font-weight: 700;
  padding: 0.15rem 0.5rem;
  border-radius: 4px;
  letter-spacing: 0.05em;
}

@keyframes pulse {
  0%, 100% {
    transform: scale(1);
    box-shadow: 0 0 20px rgba(255, 75, 75, 0.2);
  }
  50% {
    transform: scale(1.02);
    box-shadow: 0 0 28px rgba(255, 75, 75, 0.4);
  }
}

/* Hero Typography */
.hero-title {
  font-size: 3.5rem;
  font-weight: 900;
  line-height: 1.15;
  letter-spacing: -0.03em;
  margin-bottom: 1.5rem;
  color: #fff;
}

.hero-title-highlight {
  background: var(--gradient-accent);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
}

.hero-subtitle {
  font-size: 1.25rem;
  color: var(--text-muted);
  line-height: 1.7;
  max-width: 780px;
  margin: 0 auto 2.5rem auto;
}

/* Hero CTA Buttons */
.hero-cta-group {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.25rem;
  margin-bottom: 3.5rem;
  flex-wrap: wrap;
}

.btn-hero-primary {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 1.1rem;
  font-weight: 700;
  color: #070a12;
  background: var(--gradient-primary);
  padding: 0.95rem 2.25rem;
  border-radius: 12px;
  transition: var(--transition);
  box-shadow: 0 4px 25px rgba(0, 242, 254, 0.4);
}

.btn-hero-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 35px rgba(0, 242, 254, 0.6);
}

.btn-hero-blog {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 1.1rem;
  font-weight: 700;
  color: #fff;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.18);
  padding: 0.95rem 2.25rem;
  border-radius: 12px;
  transition: var(--transition);
  backdrop-filter: blur(8px);
}

.btn-hero-blog:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: var(--accent-cyan);
  color: var(--accent-cyan);
  transform: translateY(-3px);
  box-shadow: 0 6px 25px rgba(0, 242, 254, 0.2);
}

/* Hero Trust Badges */
.hero-trust-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 2.5rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border-subtle);
  flex-wrap: wrap;
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-align: left;
}

.trust-icon {
  width: 42px;
  height: 42px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-cyan);
}

.trust-text h4 {
  font-size: 1.05rem;
  font-weight: 700;
  color: #fff;
  line-height: 1.2;
}

.trust-text p {
  font-size: 0.8rem;
  color: var(--text-dim);
}

/* ==========================================================================
   3. Dynamic Cards Section (核心优势图卡区)
   ========================================================================== */
.features-section {
  padding: 5rem 0;
  position: relative;
}

/* 3 Columns Core Advantage Cards */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.75rem;
  margin-bottom: 2.5rem;
}

.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 16px;
  padding: 2.25rem 1.75rem;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
  backdrop-filter: blur(12px);
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--gradient-primary);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.feature-card:hover {
  transform: translateY(-6px);
  border-color: var(--border-highlight);
  background: var(--bg-card-hover);
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.4), var(--shadow-glow);
}

.feature-card:hover::before {
  opacity: 1;
}

.feature-icon-wrapper {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  background: linear-gradient(135deg, rgba(0, 242, 254, 0.12) 0%, rgba(79, 172, 254, 0.05) 100%);
  border: 1px solid rgba(0, 242, 254, 0.25);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  color: var(--accent-cyan);
  transition: var(--transition);
}

.feature-card:hover .feature-icon-wrapper {
  background: var(--gradient-primary);
  color: #070a12;
  box-shadow: 0 0 20px rgba(0, 242, 254, 0.4);
}

.feature-icon-wrapper svg {
  width: 28px;
  height: 28px;
}

.feature-title {
  font-size: 1.35rem;
  font-weight: 700;
  margin-bottom: 0.85rem;
  color: #fff;
}

.feature-desc {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.65;
  margin-bottom: 1.25rem;
}

.feature-bullet-list {
  list-style: none;
}

.feature-bullet-item {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.875rem;
  color: var(--text-main);
  margin-bottom: 0.5rem;
}

.feature-bullet-item svg {
  width: 16px;
  height: 16px;
  color: var(--accent-green);
  flex-shrink: 0;
}

/* Streaming & AI Support Highlight Card (Wide Showcase) */
.streaming-ai-card {
  background: linear-gradient(135deg, rgba(20, 28, 46, 0.85) 0%, rgba(13, 18, 31, 0.95) 100%);
  border: 1px solid rgba(79, 172, 254, 0.25);
  border-radius: 20px;
  padding: 2.75rem 2.25rem;
  backdrop-filter: blur(16px);
  position: relative;
  overflow: hidden;
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.4);
}

.streaming-ai-card::after {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(121, 40, 202, 0.15) 0%, transparent 70%);
  pointer-events: none;
}

.showcase-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: 2rem;
  flex-wrap: wrap;
  gap: 1rem;
}

.showcase-header-left h3 {
  font-size: 1.6rem;
  font-weight: 800;
  color: #fff;
  margin-bottom: 0.4rem;
}

.showcase-header-left p {
  color: var(--text-muted);
  font-size: 0.95rem;
}

.showcase-badges-status {
  display: flex;
  gap: 0.65rem;
  flex-wrap: wrap;
}

.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-size: 0.8rem;
  font-weight: 600;
  padding: 0.35rem 0.85rem;
  border-radius: 9999px;
  background: rgba(16, 185, 129, 0.1);
  color: var(--accent-green);
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.status-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background-color: var(--accent-green);
  box-shadow: 0 0 8px var(--accent-green);
}

.showcase-grid-two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
}

.showcase-subgroup {
  background: rgba(7, 10, 18, 0.5);
  border: 1px solid var(--border-subtle);
  border-radius: 14px;
  padding: 1.5rem;
}

.subgroup-title {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 1.05rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 1.25rem;
}

.subgroup-title svg {
  width: 20px;
  height: 20px;
  color: var(--accent-cyan);
}

.platform-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.platform-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 0.95rem;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-main);
  transition: var(--transition);
}

.platform-chip:hover {
  background: rgba(0, 242, 254, 0.1);
  border-color: rgba(0, 242, 254, 0.3);
  color: #fff;
  transform: translateY(-2px);
}

.platform-chip .chip-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent-cyan);
}

/* ==========================================================================
   4. Pricing Section (定价卡片区)
   ========================================================================== */
.pricing-section {
  padding: 5rem 0;
  position: relative;
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  align-items: stretch;
}

.pricing-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 20px;
  padding: 2.5rem 2rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
  transition: var(--transition);
  backdrop-filter: blur(14px);
}

.pricing-card:hover {
  transform: translateY(-8px);
  border-color: rgba(255, 255, 255, 0.2);
  box-shadow: 0 20px 45px rgba(0, 0, 0, 0.5);
}

/* Recommended Highlight Card (VIP2) */
.pricing-card.recommended {
  background: linear-gradient(180deg, rgba(23, 34, 56, 0.9) 0%, rgba(13, 18, 31, 0.95) 100%);
  border: 2px solid var(--accent-cyan);
  box-shadow: 0 0 40px rgba(0, 242, 254, 0.25), 0 20px 45px rgba(0, 0, 0, 0.5);
  transform: scale(1.03);
}

.pricing-card.recommended:hover {
  transform: scale(1.03) translateY(-8px);
  box-shadow: 0 0 50px rgba(0, 242, 254, 0.4), 0 25px 50px rgba(0, 0, 0, 0.6);
}

.popular-badge {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--gradient-primary);
  color: #070a12;
  font-size: 0.775rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  padding: 0.3rem 1.15rem;
  border-radius: 9999px;
  box-shadow: 0 4px 15px rgba(0, 242, 254, 0.4);
  text-transform: uppercase;
}

.pricing-header {
  margin-bottom: 1.75rem;
  text-align: center;
}

.plan-tier-name {
  font-size: 1.35rem;
  font-weight: 800;
  color: #fff;
  margin-bottom: 0.25rem;
}

.plan-cycle {
  font-size: 0.875rem;
  color: var(--text-muted);
}

.pricing-price-box {
  margin: 1.5rem 0;
  text-align: center;
}

.price-currency {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--accent-cyan);
  vertical-align: top;
  margin-right: 2px;
}

.price-number {
  font-size: 3.25rem;
  font-weight: 900;
  color: #fff;
  line-height: 1;
}

.price-period {
  font-size: 0.95rem;
  color: var(--text-dim);
  font-weight: 500;
}

.pricing-traffic-tag {
  display: inline-block;
  background: rgba(0, 242, 254, 0.08);
  border: 1px solid rgba(0, 242, 254, 0.2);
  color: var(--accent-cyan);
  font-size: 0.9rem;
  font-weight: 700;
  padding: 0.4rem 1rem;
  border-radius: 8px;
  margin-bottom: 1.5rem;
}

.pricing-features-list {
  list-style: none;
  margin-bottom: 2rem;
  text-align: left;
}

.pricing-feature-item {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  font-size: 0.925rem;
  color: var(--text-main);
  margin-bottom: 0.85rem;
  line-height: 1.4;
}

.pricing-feature-item svg {
  width: 18px;
  height: 18px;
  color: var(--accent-green);
  flex-shrink: 0;
  margin-top: 2px;
}

.pricing-cta-btn {
  display: block;
  text-align: center;
  width: 100%;
  padding: 0.875rem 1rem;
  font-size: 1rem;
  font-weight: 700;
  border-radius: 10px;
  transition: var(--transition);
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: #fff;
}

.pricing-cta-btn:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: var(--accent-cyan);
  color: var(--accent-cyan);
  box-shadow: 0 4px 20px rgba(0, 242, 254, 0.2);
}

.pricing-card.recommended .pricing-cta-btn {
  background: var(--gradient-primary);
  color: #070a12;
  border: none;
  box-shadow: 0 4px 20px rgba(0, 242, 254, 0.4);
}

.pricing-card.recommended .pricing-cta-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 28px rgba(0, 242, 254, 0.6);
  color: #070a12;
}

/* ==========================================================================
   5. Why Choose Section (深度特性解析区)
   ========================================================================== */
.why-choose-section {
  padding: 5rem 0;
  position: relative;
}

.deep-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
  margin-bottom: 5rem;
}

.deep-row:last-child {
  margin-bottom: 0;
}

.deep-text-side h3 {
  font-size: 2rem;
  font-weight: 800;
  color: #fff;
  line-height: 1.3;
  margin-bottom: 1.25rem;
}

.deep-text-side p {
  font-size: 1.05rem;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 1.5rem;
}

.deep-feature-points {
  list-style: none;
}

.deep-point {
  display: flex;
  align-items: flex-start;
  gap: 0.85rem;
  margin-bottom: 1rem;
}

.deep-point-icon {
  width: 24px;
  height: 24px;
  border-radius: 6px;
  background: rgba(0, 242, 254, 0.12);
  color: var(--accent-cyan);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-top: 2px;
}

.deep-point-icon svg {
  width: 14px;
  height: 14px;
}

.deep-point-content h5 {
  font-size: 1rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 0.2rem;
}

.deep-point-content p {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin-bottom: 0;
}

/* Dynamic Live Data Panel (Right side of Row 1) */
.hud-panel {
  background: rgba(13, 18, 31, 0.85);
  border: 1px solid var(--border-subtle);
  border-radius: 18px;
  padding: 2rem;
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.5), inset 0 1px 0 rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(16px);
  position: relative;
}

.hud-panel-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border-subtle);
  margin-bottom: 1.5rem;
}

.hud-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: #fff;
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.hud-title-pulse {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent-cyan);
  box-shadow: 0 0 10px var(--accent-cyan);
  animation: pulse-hud 2s infinite;
}

@keyframes pulse-hud {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.85); }
}

.hud-badge {
  font-size: 0.75rem;
  color: var(--accent-green);
  background: rgba(16, 185, 129, 0.12);
  border: 1px solid rgba(16, 185, 129, 0.3);
  padding: 0.2rem 0.6rem;
  border-radius: 6px;
  font-weight: 600;
}

.hud-metrics-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.hud-metric-box {
  background: rgba(7, 10, 18, 0.6);
  border: 1px solid var(--border-subtle);
  border-radius: 12px;
  padding: 1rem;
}

.metric-label {
  font-size: 0.775rem;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.4rem;
}

.metric-value {
  font-size: 1.6rem;
  font-weight: 800;
  color: #fff;
}

.metric-value .unit {
  font-size: 0.85rem;
  color: var(--accent-cyan);
  font-weight: 600;
}

.metric-sub {
  font-size: 0.75rem;
  color: var(--accent-green);
  margin-top: 0.25rem;
}

/* Latency Comparison Bars */
.hud-bars-box {
  background: rgba(7, 10, 18, 0.6);
  border: 1px solid var(--border-subtle);
  border-radius: 12px;
  padding: 1.25rem;
}

.hud-bars-title {
  font-size: 0.825rem;
  color: var(--text-muted);
  font-weight: 600;
  margin-bottom: 1rem;
}

.hud-bar-row {
  margin-bottom: 0.85rem;
}

.hud-bar-row:last-child {
  margin-bottom: 0;
}

.hud-bar-info {
  display: flex;
  justify-content: space-between;
  font-size: 0.8rem;
  margin-bottom: 0.35rem;
}

.hud-bar-name {
  color: var(--text-main);
  font-weight: 600;
}

.hud-bar-val {
  color: var(--accent-cyan);
  font-weight: 700;
}

.hud-progress-bg {
  width: 100%;
  height: 6px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 9999px;
  overflow: hidden;
}

.hud-progress-fill {
  height: 100%;
  border-radius: 9999px;
  background: var(--gradient-primary);
}

.hud-progress-fill.standard {
  background: rgba(148, 163, 184, 0.35);
}

/* Geek Terminal Code Block (Left side of Row 2) */
.terminal-block {
  background: #080c14;
  border: 1px solid rgba(0, 242, 254, 0.25);
  border-radius: 14px;
  overflow: hidden;
  box-shadow: 0 15px 45px rgba(0, 0, 0, 0.6), 0 0 25px rgba(0, 242, 254, 0.15);
  font-family: var(--font-mono);
}

.terminal-header {
  background: #0f1523;
  padding: 0.75rem 1rem;
  display: flex;
  align-items: center;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.terminal-dots {
  display: flex;
  gap: 6px;
  margin-right: 1rem;
}

.terminal-dot {
  width: 11px;
  height: 11px;
  border-radius: 50%;
}

.terminal-dot.red { background: #ff5f56; }
.terminal-dot.yellow { background: #ffbd2e; }
.terminal-dot.green { background: #27c93f; }

.terminal-filename {
  font-size: 0.8rem;
  color: var(--text-muted);
  font-weight: 600;
}

.terminal-body {
  padding: 1.25rem 1.25rem;
  font-size: 0.84rem;
  line-height: 1.7;
  color: #cbd5e1;
  overflow-x: auto;
}

.terminal-body .cmd {
  color: #38bdf8;
}

.terminal-body .comment {
  color: #64748b;
  font-style: italic;
}

.terminal-body .output {
  color: #10b981;
}

.terminal-body .warning {
  color: #fbbf24;
}

.terminal-body .prompt {
  color: #f43f5e;
  margin-right: 0.4rem;
}

/* ==========================================================================
   6. Testimonials Marquee Section (用户评价跑马灯区)
   ========================================================================== */
.testimonials-section {
  padding: 5rem 0;
  position: relative;
  overflow: hidden;
}

.marquee-container {
  width: 100%;
  overflow: hidden;
  position: relative;
  padding: 1rem 0;
}

.marquee-container::before,
.marquee-container::after {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  width: 120px;
  z-index: 2;
  pointer-events: none;
}

.marquee-container::before {
  left: 0;
  background: linear-gradient(to right, var(--bg-primary) 0%, transparent 100%);
}

.marquee-container::after {
  right: 0;
  background: linear-gradient(to left, var(--bg-primary) 0%, transparent 100%);
}

.marquee-track {
  display: flex;
  gap: 1.5rem;
  width: max-content;
  animation: marquee-scroll 35s linear infinite;
}

.marquee-track:hover {
  animation-play-state: paused;
}

@keyframes marquee-scroll {
  0% {
    transform: translateX(0);
  }
  100% {
    transform: translateX(-50%);
  }
}

.testimonial-card {
  width: 360px;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 16px;
  padding: 1.75rem;
  flex-shrink: 0;
  backdrop-filter: blur(10px);
  transition: var(--transition);
}

.testimonial-card:hover {
  border-color: var(--border-highlight);
  background: var(--bg-card-hover);
  transform: translateY(-4px);
}

.testimonial-rating {
  display: flex;
  gap: 3px;
  margin-bottom: 1rem;
  color: #fbbf24;
}

.testimonial-rating svg {
  width: 16px;
  height: 16px;
  fill: currentColor;
}

.testimonial-text {
  font-size: 0.95rem;
  color: #cbd5e1;
  line-height: 1.6;
  margin-bottom: 1.25rem;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.author-avatar {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: linear-gradient(135deg, #00f2fe, #7928ca);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  color: #fff;
  font-size: 0.95rem;
}

.author-info h5 {
  font-size: 0.95rem;
  font-weight: 700;
  color: #fff;
}

.author-info p {
  font-size: 0.8rem;
  color: var(--text-dim);
}

/* ==========================================================================
   7. FAQ Section (常见问题解答区)
   ========================================================================== */
.faq-section {
  padding: 5rem 0;
  position: relative;
}

.faq-list {
  max-width: 820px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 14px;
  overflow: hidden;
  transition: var(--transition);
}

.faq-item:hover {
  border-color: rgba(255, 255, 255, 0.18);
}

.faq-item[open] {
  border-color: var(--border-highlight);
  background: var(--bg-card-hover);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
}

.faq-summary {
  padding: 1.25rem 1.5rem;
  font-size: 1.05rem;
  font-weight: 700;
  color: #fff;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  user-select: none;
  list-style: none; /* remove default triangle in modern browsers */
}

.faq-summary::-webkit-details-marker {
  display: none;
}

.faq-summary-text {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.faq-q-badge {
  font-size: 0.75rem;
  font-weight: 800;
  color: var(--accent-cyan);
  background: rgba(0, 242, 254, 0.12);
  width: 22px;
  height: 22px;
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.faq-chevron {
  width: 20px;
  height: 20px;
  color: var(--text-muted);
  transition: transform 0.25s ease;
  flex-shrink: 0;
}

.faq-item[open] .faq-chevron {
  transform: rotate(180deg);
  color: var(--accent-cyan);
}

.faq-content {
  padding: 0 1.5rem 1.5rem 1.5rem;
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.7;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  margin-top: 0.25rem;
  padding-top: 1rem;
}

/* ==========================================================================
   8. Bottom CTA Section (底部转化区)
   ========================================================================== */
.cta-banner-section {
  padding: 5rem 0;
  position: relative;
}

.cta-banner-card {
  background: linear-gradient(135deg, rgba(16, 24, 40, 0.95) 0%, rgba(20, 28, 48, 0.95) 100%);
  border: 1px solid var(--border-highlight);
  border-radius: 24px;
  padding: 4rem 2.5rem;
  text-align: center;
  position: relative;
  overflow: hidden;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5), 0 0 40px rgba(0, 242, 254, 0.2);
}

.cta-banner-card::before {
  content: '';
  position: absolute;
  top: -50%;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 300px;
  background: radial-gradient(circle, rgba(0, 242, 254, 0.2) 0%, transparent 70%);
  pointer-events: none;
}

.cta-banner-title {
  font-size: 2.5rem;
  font-weight: 900;
  color: #fff;
  margin-bottom: 1.25rem;
  letter-spacing: -0.02em;
}

.cta-banner-desc {
  font-size: 1.15rem;
  color: var(--text-muted);
  max-width: 650px;
  margin: 0 auto 2.5rem auto;
  line-height: 1.6;
}

.btn-large-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 1.2rem;
  font-weight: 800;
  color: #070a12;
  background: var(--gradient-primary);
  padding: 1.1rem 3rem;
  border-radius: 14px;
  transition: var(--transition);
  box-shadow: 0 8px 30px rgba(0, 242, 254, 0.45);
}

.btn-large-cta:hover {
  transform: translateY(-3px) scale(1.02);
  box-shadow: 0 12px 40px rgba(0, 242, 254, 0.65);
}

/* ==========================================================================
   9. Footer (页脚)
   ========================================================================== */
.footer {
  padding: 3rem 0 2.5rem 0;
  border-top: 1px solid var(--border-subtle);
  background: #05070c;
  text-align: center;
}

.footer-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 2.5rem;
  margin-bottom: 1.75rem;
  flex-wrap: wrap;
}

.footer-nav-link {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-muted);
  transition: var(--transition);
  position: relative;
  padding: 0.35rem 0;
}

.footer-nav-link:hover {
  color: var(--accent-cyan);
}

.footer-copy {
  font-size: 0.85rem;
  color: var(--text-dim);
}

/* ==========================================================================
   Subpages Common Styles (关于我们 / 服务条款 / 隐私政策 / 网站地图)
   ========================================================================== */
.subpage-main {
  padding-top: 7.5rem;
  padding-bottom: 5rem;
  min-height: calc(100vh - 150px);
}

.subpage-container {
  max-width: 860px;
  margin: 0 auto;
}

.subpage-header {
  margin-bottom: 3rem;
  text-align: center;
}

.subpage-title {
  font-size: 2.5rem;
  font-weight: 900;
  color: #fff;
  margin-bottom: 0.75rem;
}

.subpage-subtitle {
  color: var(--text-muted);
  font-size: 1.05rem;
}

.subpage-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 18px;
  padding: 3rem 2.5rem;
  backdrop-filter: blur(14px);
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.4);
}

.subpage-content h2 {
  font-size: 1.5rem;
  font-weight: 800;
  color: #fff;
  margin: 2.25rem 0 1rem 0;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.subpage-content h2:first-child {
  margin-top: 0;
}

.subpage-content h3 {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--accent-cyan);
  margin: 1.25rem 0 0.5rem 0;
}

.subpage-content p {
  font-size: 1rem;
  color: #cbd5e1;
  line-height: 1.8;
  margin-bottom: 1.25rem;
}

.subpage-content ul, .subpage-content ol {
  padding-left: 1.5rem;
  margin-bottom: 1.5rem;
  color: #cbd5e1;
}

.subpage-content li {
  margin-bottom: 0.6rem;
  line-height: 1.7;
}

.subpage-back-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--accent-cyan);
  margin-bottom: 2rem;
  transition: var(--transition);
}

.subpage-back-link:hover {
  transform: translateX(-4px);
}

/* ==========================================================================
   Responsive Adaptations (@media)
   ========================================================================== */
@media (max-width: 992px) {
  .hero-title {
    font-size: 2.75rem;
  }

  .features-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .showcase-grid-two-col {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .pricing-grid {
    grid-template-columns: 1fr;
    max-width: 520px;
    margin: 0 auto;
  }

  .pricing-card.recommended {
    transform: none;
  }

  .pricing-card.recommended:hover {
    transform: translateY(-8px);
  }

  .deep-row {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .deep-row.reverse-mobile {
    display: flex;
    flex-direction: column-reverse;
  }
}

@media (max-width: 768px) {
  .navbar-container {
    position: relative;
  }

  .nav-menu {
    position: fixed;
    top: 65px;
    left: 0;
    right: 0;
    background: rgba(7, 10, 18, 0.98);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-subtle);
    flex-direction: column;
    padding: 1.75rem 1.5rem;
    gap: 1.25rem;
    transform: translateY(-150%);
    transition: transform 0.3s ease;
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.6);
  }

  .nav-menu.active {
    transform: translateY(0);
  }

  .hamburger-toggle {
    display: block;
  }

  .nav-actions {
    display: none; /* Handled inside mobile menu or compact */
  }

  .hero-title {
    font-size: 2.15rem;
  }

  .hero-subtitle {
    font-size: 1.05rem;
  }

  .hero-cta-group {
    flex-direction: column;
    width: 100%;
  }

  .btn-hero-primary,
  .btn-hero-blog {
    width: 100%;
    justify-content: center;
  }

  .hero-trust-bar {
    gap: 1.5rem;
  }

  .trust-item {
    width: 100%;
    justify-content: center;
  }

  .hud-metrics-grid {
    grid-template-columns: 1fr;
  }

  .cta-banner-title {
    font-size: 1.85rem;
  }

  .cta-banner-card {
    padding: 2.5rem 1.5rem;
  }

  .btn-large-cta {
    width: 100%;
    justify-content: center;
    padding: 1rem 1.5rem;
  }

  .footer-nav {
    gap: 1.25rem;
    flex-direction: column;
  }
}

@media (max-width: 480px) {
  .section-title {
    font-size: 1.75rem;
  }

  .hero-title {
    font-size: 1.85rem;
  }

  .price-number {
    font-size: 2.75rem;
  }

  .testimonial-card {
    width: 290px;
  }

  .subpage-card {
    padding: 2rem 1.25rem;
  }
}

/* ==========================================================================
   10. Deep SEO Articles Hub & Long-form Reader Styles
   ========================================================================== */
.articles-hub-header {
  text-align: center;
  padding: 2.5rem 0 3.5rem 0;
  position: relative;
}

.articles-hub-title {
  font-size: 2.85rem;
  font-weight: 900;
  color: #fff;
  letter-spacing: -0.02em;
  margin-bottom: 1rem;
}

.articles-hub-desc {
  font-size: 1.15rem;
  color: var(--text-muted);
  max-width: 820px;
  margin: 0 auto 1.5rem auto;
  line-height: 1.7;
}

.article-quick-toc {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 18px;
  padding: 2rem;
  margin-bottom: 3.5rem;
  backdrop-filter: blur(14px);
}

.quick-toc-title {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 1.25rem;
  font-weight: 800;
  color: #fff;
  margin-bottom: 1.25rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.quick-toc-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.85rem 1.75rem;
  list-style: none;
}

.quick-toc-item a {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.95rem;
  color: var(--text-muted);
  transition: var(--transition);
  line-height: 1.4;
}

.quick-toc-item a:hover {
  color: var(--accent-cyan);
  transform: translateX(4px);
}

.quick-toc-item span.toc-num {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--accent-cyan);
  background: rgba(0, 242, 254, 0.1);
  padding: 0.15rem 0.45rem;
  border-radius: 4px;
}

/* Individual Full Long-form Article Box */
.seo-article-block {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 20px;
  padding: 3rem 2.75rem;
  margin-bottom: 4rem;
  backdrop-filter: blur(14px);
  position: relative;
  transition: var(--transition);
}

.seo-article-block:hover {
  border-color: rgba(0, 242, 254, 0.25);
  box-shadow: 0 15px 45px rgba(0, 0, 0, 0.4);
}

.article-header {
  margin-bottom: 2rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.article-badge-row {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  flex-wrap: wrap;
  margin-bottom: 1rem;
}

.article-cat-tag {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--accent-cyan);
  background: rgba(0, 242, 254, 0.12);
  border: 1px solid rgba(0, 242, 254, 0.25);
  padding: 0.25rem 0.75rem;
  border-radius: 6px;
}

.article-date-meta {
  font-size: 0.825rem;
  color: var(--text-dim);
}

.article-main-title {
  font-size: 1.95rem;
  font-weight: 800;
  line-height: 1.35;
  color: #fff;
  margin-bottom: 0.85rem;
}

.article-lead {
  font-size: 1.05rem;
  color: var(--text-muted);
  line-height: 1.7;
}

/* Article Body Typography */
.article-body h2 {
  font-size: 1.45rem;
  font-weight: 800;
  color: #fff;
  margin: 2.25rem 0 1rem 0;
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.article-body h2::before {
  content: '';
  display: inline-block;
  width: 4px;
  height: 1.25rem;
  background: var(--gradient-primary);
  border-radius: 2px;
}

.article-body h3 {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--accent-cyan);
  margin: 1.5rem 0 0.6rem 0;
}

.article-body p {
  font-size: 1rem;
  color: #cbd5e1;
  line-height: 1.85;
  margin-bottom: 1.25rem;
}

.article-body ul, .article-body ol {
  padding-left: 1.75rem;
  margin-bottom: 1.5rem;
  color: #cbd5e1;
}

.article-body li {
  margin-bottom: 0.65rem;
  line-height: 1.75;
}

.article-body strong {
  color: #fff;
  font-weight: 700;
}

/* Callout & Highlights */
.callout-box {
  background: rgba(0, 242, 254, 0.06);
  border-left: 4px solid var(--accent-cyan);
  border-radius: 0 10px 10px 0;
  padding: 1.25rem 1.5rem;
  margin: 1.75rem 0;
  color: #e2e8f0;
  font-size: 0.95rem;
  line-height: 1.7;
}

.callout-box.brand-highlight {
  background: linear-gradient(135deg, rgba(0, 242, 254, 0.1) 0%, rgba(121, 40, 202, 0.1) 100%);
  border-left: 4px solid var(--accent-cyan);
  border: 1px solid rgba(0, 242, 254, 0.3);
  border-left-width: 4px;
  border-radius: 12px;
}

/* Internal SEO Link */
.internal-seo-link {
  color: var(--accent-cyan);
  font-weight: 700;
  text-decoration: underline;
  text-underline-offset: 4px;
  text-decoration-color: rgba(0, 242, 254, 0.5);
  transition: var(--transition);
}

.internal-seo-link:hover {
  color: #fff;
  text-decoration-color: #fff;
}

/* SEO Data Table */
.seo-table-container {
  overflow-x: auto;
  margin: 1.75rem 0;
}

.seo-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
  text-align: left;
}

.seo-table th, .seo-table td {
  padding: 0.85rem 1rem;
  border: 1px solid var(--border-subtle);
}

.seo-table th {
  background: rgba(255, 255, 255, 0.05);
  color: #fff;
  font-weight: 700;
}

.seo-table tr:nth-child(even) {
  background: rgba(255, 255, 255, 0.02);
}

.seo-table tr:hover {
  background: rgba(0, 242, 254, 0.04);
}

/* In-article CTA */
.in-article-cta {
  background: rgba(13, 18, 31, 0.8);
  border: 1px solid rgba(0, 242, 254, 0.3);
  border-radius: 14px;
  padding: 1.5rem 1.75rem;
  margin: 2rem 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1.25rem;
}

.in-article-cta-text h4 {
  font-size: 1.15rem;
  font-weight: 800;
  color: #fff;
  margin-bottom: 0.3rem;
}

.in-article-cta-text p {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin: 0;
}

.in-article-cta-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.95rem;
  font-weight: 700;
  color: #070a12;
  background: var(--gradient-primary);
  padding: 0.65rem 1.45rem;
  border-radius: 8px;
  transition: var(--transition);
}

.in-article-cta-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 18px rgba(0, 242, 254, 0.4);
}

@media (max-width: 768px) {
  .articles-hub-title {
    font-size: 2.1rem;
  }
  .quick-toc-list {
    grid-template-columns: 1fr;
  }
  .seo-article-block {
    padding: 2rem 1.25rem;
  }
  .article-main-title {
    font-size: 1.5rem;
  }
  .in-article-cta {
    flex-direction: column;
    align-items: flex-start;
  }
}