/* ===================================================================
   GieGie Cloud (giegieyun.homes) - Modern Pure CSS Stylesheet
   Zero external dependencies | 60FPS Pure CSS Dynamic Aurora Background
   Ultra-fast loading | Fully responsive | Semantic SEO markup
=================================================================== */

:root {
  --bg-primary: #070b14;
  --bg-secondary: #0d1527;
  --bg-tertiary: #131f38;
  --bg-glass: rgba(15, 23, 42, 0.72);
  --bg-glass-card: rgba(19, 31, 56, 0.6);
  --border-glass: rgba(255, 255, 255, 0.08);
  --border-highlight: rgba(250, 204, 21, 0.4);
  
  --primary: #fde047;
  --primary-hover: #fef08a;
  --primary-glow: rgba(250, 204, 21, 0.35);
  --accent-gold: #eab308;
  --accent-purple: #818cf8;
  --accent-pink: #c084fc;
  --accent-green: #34d399;
  --accent-amber: #fbbf24;
  
  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --text-dim: #64748b;
  
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --radius-full: 9999px;
  
  --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "WenQuanYi Micro Hei", sans-serif;
  --max-width: 1240px;
  --transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  text-size-adjust: 100%;
}

body {
  font-family: var(--font-family);
  background-color: var(--bg-primary);
  color: var(--text-main);
  line-height: 1.68;
  min-height: 100vh;
  position: relative;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Dynamic Aurora Background (Pure CSS - Zero JS, 60fps) */
.bg-dynamic-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: -10;
  pointer-events: none;
  overflow: hidden;
  background: radial-gradient(circle at 50% 0%, #0c1938 0%, #070b14 70%);
}

.aurora-blob {
  position: absolute;
  filter: blur(90px);
  opacity: 0.45;
  border-radius: 50%;
  animation-duration: 22s;
  animation-timing-function: ease-in-out;
  animation-iteration-count: infinite;
  animation-direction: alternate;
  will-change: transform, opacity;
}

.aurora-blob-1 {
  width: 550px;
  height: 550px;
  background: radial-gradient(circle, #38bdf8 0%, rgba(56, 189, 248, 0) 70%);
  top: -100px;
  left: 10%;
  animation-name: auroraMove1;
}

.aurora-blob-2 {
  width: 650px;
  height: 650px;
  background: radial-gradient(circle, #818cf8 0%, rgba(129, 140, 248, 0) 70%);
  top: 15%;
  right: -50px;
  animation-name: auroraMove2;
  animation-duration: 28s;
}

.aurora-blob-3 {
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, #c084fc 0%, rgba(192, 132, 252, 0) 70%);
  bottom: 10%;
  left: 20%;
  animation-name: auroraMove3;
  animation-duration: 25s;
}

.grid-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: linear-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px),
                    linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
  background-size: 60px 60px;
  opacity: 0.6;
}

@keyframes auroraMove1 {
  0% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(120px, 80px) scale(1.15); }
  100% { transform: translate(-80px, 140px) scale(0.95); }
}

@keyframes auroraMove2 {
  0% { transform: translate(0, 0) scale(1.1); }
  50% { transform: translate(-140px, 100px) scale(0.9); }
  100% { transform: translate(60px, -60px) scale(1.15); }
}

@keyframes auroraMove3 {
  0% { transform: translate(0, 0) scale(0.9); }
  50% { transform: translate(100px, -90px) scale(1.1); }
  100% { transform: translate(-90px, 50px) scale(1); }
}

/* Dynamic Pavilion Feature in Background */
.dynamic-pavilion-wrap {
  position: absolute;
  bottom: -40px;
  right: 2%;
  width: min(650px, 55vw);
  height: auto;
  pointer-events: none;
  z-index: 2;
  animation: pavilionFloat 16s ease-in-out infinite alternate;
  will-change: transform;
}

.dynamic-pavilion-img {
  width: 100%;
  height: auto;
  display: block;
  opacity: 0.38;
  filter: drop-shadow(0 0 35px rgba(253, 224, 71, 0.28));
  animation: pavilionPulse 8s ease-in-out infinite alternate;
  transition: opacity 0.5s ease;
}

.pavilion-glow-aura {
  position: absolute;
  top: 30%;
  left: 30%;
  width: 320px;
  height: 320px;
  background: radial-gradient(circle, rgba(253, 224, 71, 0.18) 0%, rgba(234, 179, 8, 0.05) 50%, transparent 70%);
  filter: blur(50px);
  pointer-events: none;
  z-index: -1;
  animation: auraBreath 6s ease-in-out infinite alternate;
}

@keyframes pavilionFloat {
  0% {
    transform: translateY(0) rotate(0deg);
  }
  50% {
    transform: translateY(-18px) rotate(0.4deg);
  }
  100% {
    transform: translateY(6px) rotate(-0.3deg);
  }
}

@keyframes pavilionPulse {
  0% {
    opacity: 0.32;
    filter: drop-shadow(0 0 25px rgba(253, 224, 71, 0.2));
  }
  50% {
    opacity: 0.48;
    filter: drop-shadow(0 0 50px rgba(253, 224, 71, 0.45));
  }
  100% {
    opacity: 0.36;
    filter: drop-shadow(0 0 30px rgba(253, 224, 71, 0.25));
  }
}

@keyframes auraBreath {
  0% { transform: scale(0.9); opacity: 0.6; }
  100% { transform: scale(1.2); opacity: 0.95; }
}

@media (max-width: 768px) {
  .dynamic-pavilion-wrap {
    width: 320px;
    right: -40px;
    bottom: -20px;
  }
  .dynamic-pavilion-img {
    opacity: 0.22;
  }
}

/* ===================================================================
   Pure CSS Dynamic Meteors / Shooting Stars (璀璨流星动效)
=================================================================== */
.meteor-container {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  overflow: hidden;
  z-index: 1;
}

.meteor {
  position: absolute;
  height: 2px;
  background: linear-gradient(to right, transparent, rgba(253, 224, 71, 0.5) 45%, #ffffff 100%);
  border-radius: 999px;
  filter: drop-shadow(0 0 6px rgba(253, 224, 71, 0.8));
  opacity: 0;
  pointer-events: none;
  animation: meteorShoot 6s cubic-bezier(0.25, 0.1, 0.25, 1) infinite;
  will-change: transform, opacity;
}

.meteor::after {
  content: '';
  position: absolute;
  right: -2px;
  top: -1px;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: #ffffff;
  box-shadow: 0 0 8px #ffffff, 0 0 16px rgba(253, 224, 71, 0.9), 0 0 24px rgba(253, 224, 71, 0.8);
}

.meteor-1 {
  top: 6%;
  right: 15%;
  width: 220px;
  animation-duration: 5s;
  animation-delay: 0.3s;
}

.meteor-2 {
  top: 16%;
  right: 38%;
  width: 260px;
  animation-duration: 6.5s;
  animation-delay: 2.2s;
}

.meteor-3 {
  top: 9%;
  right: 2%;
  width: 200px;
  animation-duration: 5.8s;
  animation-delay: 4.1s;
}

.meteor-4 {
  top: 26%;
  right: 52%;
  width: 180px;
  animation-duration: 7s;
  animation-delay: 1.5s;
}

.meteor-5 {
  top: 3%;
  right: 42%;
  width: 240px;
  animation-duration: 6.2s;
  animation-delay: 5.6s;
}

.meteor-6 {
  top: 22%;
  right: 12%;
  width: 210px;
  animation-duration: 5.4s;
  animation-delay: 7.8s;
}

@keyframes meteorShoot {
  0% {
    transform: rotate(145deg) translateX(-150px);
    opacity: 0;
  }
  10% {
    opacity: 1;
  }
  45% {
    transform: rotate(145deg) translateX(700px);
    opacity: 1;
  }
  60% {
    opacity: 0;
    transform: rotate(145deg) translateX(1100px);
  }
  100% {
    transform: rotate(145deg) translateX(1100px);
    opacity: 0;
  }
}


/* Layout Utilities */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: 80px 0;
  position: relative;
}

.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.section-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  background: rgba(250, 204, 21, 0.1);
  border: 1px solid rgba(250, 204, 21, 0.3);
  border-radius: var(--radius-full);
  color: #fde047;
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.5px;
  margin-bottom: 16px;
  box-shadow: 0 0 12px rgba(250, 204, 21, 0.12);
}

.section-title {
  font-size: 2.35rem;
  font-weight: 800;
  letter-spacing: -0.025em;
  color: #ffffff;
  margin-bottom: 16px;
  line-height: 1.25;
}

.section-title .gradient-text {
  background: linear-gradient(135deg, #ffffff 0%, #fef08a 25%, #fde047 65%, #eab308 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  filter: drop-shadow(0 2px 14px rgba(253, 224, 71, 0.3));
}

.section-desc {
  font-size: 1.1rem;
  color: var(--text-muted);
  max-width: 720px;
  margin: 0 auto 50px auto;
  line-height: 1.7;
}

/* Header & Navigation */
.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(7, 11, 20, 0.85);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border-glass);
  transition: var(--transition);
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.logo-link {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  transition: transform 0.2s ease;
}

.logo-link:hover {
  transform: translateY(-1px);
}

.logo-icon-img {
  height: 42px;
  width: auto;
  max-width: 46px;
  display: block;
  object-fit: contain;
  filter: drop-shadow(0 0 10px rgba(56, 189, 248, 0.4));
  transition: var(--transition);
}

.logo-link:hover .logo-icon-img {
  filter: drop-shadow(0 0 14px rgba(56, 189, 248, 0.7));
  transform: scale(1.05);
}

.logo-text-group {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.logo-main-text {
  font-size: 1.3rem;
  font-weight: 800;
  color: #ffffff;
  letter-spacing: -0.5px;
  line-height: 1.15;
}

.logo-main-text .gradient-text {
  background: linear-gradient(135deg, #38bdf8 0%, #818cf8 50%, #c084fc 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.logo-sub-text {
  font-size: 0.65rem;
  font-weight: 600;
  color: #94a3b8;
  letter-spacing: 1.2px;
  margin-top: 3px;
  white-space: nowrap;
}

.logo-img {
  height: 42px;
  width: auto;
  display: block;
}

.nav-links {
  display: flex;
  align-items: center;
  list-style: none;
  gap: 28px;
}

.nav-links a {
  text-decoration: none;
  color: var(--text-muted);
  font-size: 0.95rem;
  font-weight: 500;
  transition: var(--transition);
  position: relative;
}

.nav-links a:hover,
.nav-links a.active {
  color: #ffffff;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -6px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary);
  transition: var(--transition);
  border-radius: 2px;
}

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

.nav-actions {
  display: flex;
  align-items: center;
  gap: 14px;
}

/* CTA Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-weight: 600;
  font-size: 0.95rem;
  padding: 12px 24px;
  border-radius: var(--radius-md);
  text-decoration: none;
  cursor: pointer;
  transition: var(--transition);
  border: 1px solid transparent;
  white-space: nowrap;
}

.btn-primary {
  background: linear-gradient(135deg, #fef08a 0%, #fde047 45%, #eab308 100%);
  color: #0b1120;
  font-weight: 700;
  box-shadow: 0 4px 22px rgba(250, 204, 21, 0.38);
  border: 1px solid rgba(254, 240, 138, 0.6);
}

.btn-primary:hover {
  background: linear-gradient(135deg, #ffffff 0%, #fef08a 35%, #fde047 100%);
  color: #000000;
  box-shadow: 0 6px 30px rgba(250, 204, 21, 0.58);
  transform: translateY(-2px);
  border-color: #ffffff;
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.05);
  color: #ffffff;
  border: 1px solid var(--border-glass);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.2);
  transform: translateY(-2px);
}

.btn-sm {
  padding: 8px 16px;
  font-size: 0.875rem;
  border-radius: var(--radius-sm);
}

.btn-lg {
  padding: 16px 36px;
  font-size: 1.1rem;
  border-radius: var(--radius-lg);
}

/* Hero Section */
.hero {
  padding: 90px 0 60px 0;
  text-align: center;
  position: relative;
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 20px;
  background: rgba(250, 204, 21, 0.1);
  border: 1px solid rgba(250, 204, 21, 0.3);
  border-radius: var(--radius-full);
  color: #fde047;
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 24px;
}

.hero-tag .pulse-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #34d399;
  box-shadow: 0 0 10px #34d399;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0% { transform: scale(0.95); opacity: 0.8; }
  50% { transform: scale(1.4); opacity: 1; }
  100% { transform: scale(0.95); opacity: 0.8; }
}

.hero-heading {
  font-size: 3.5rem;
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.03em;
  margin-bottom: 24px;
}

.hero-heading .highlight {
  background: linear-gradient(135deg, #ffffff 0%, #fef08a 25%, #fde047 60%, #eab308 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  filter: drop-shadow(0 2px 18px rgba(253, 224, 71, 0.32));
}

.hero-subheading {
  font-size: 1.25rem;
  color: var(--text-muted);
  max-width: 780px;
  margin: 0 auto 36px auto;
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 18px;
  margin-bottom: 48px;
  flex-wrap: wrap;
}

.hero-features-bar {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 32px;
  flex-wrap: wrap;
  padding: 16px 28px;
  background: var(--bg-glass);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-full);
  display: inline-flex;
}

.feature-pill {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.9rem;
  color: #cbd5e1;
  font-weight: 500;
}

.feature-pill svg {
  color: #fde047;
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

/* Metric Stats Counter */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-top: 40px;
}

.stat-card {
  background: var(--bg-glass-card);
  border: 1px solid var(--border-glass);
  padding: 24px;
  border-radius: var(--radius-md);
  text-align: center;
  backdrop-filter: blur(8px);
}

.stat-number {
  font-size: 2.2rem;
  font-weight: 800;
  color: #ffffff;
  margin-bottom: 4px;
  font-feature-settings: "tnum";
}

.stat-number span {
  color: var(--primary);
}

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

/* Feature Grid Cards */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.feature-box {
  background: var(--bg-glass-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.feature-box::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--primary), transparent);
  opacity: 0;
  transition: var(--transition);
}

.feature-box:hover {
  transform: translateY(-5px);
  border-color: var(--border-highlight);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.4);
}

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

.feature-icon-wrap {
  width: 54px;
  height: 54px;
  border-radius: var(--radius-md);
  background: rgba(250, 204, 21, 0.12);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  border: 1px solid rgba(250, 204, 21, 0.28);
  box-shadow: 0 0 16px rgba(250, 204, 21, 0.15);
  transition: var(--transition);
}

.feature-icon-wrap svg {
  width: 28px;
  height: 28px;
  color: #fde047;
}

.feature-box:hover .feature-icon-wrap {
  background: rgba(250, 204, 21, 0.2);
  border-color: #fde047;
  transform: scale(1.05);
  box-shadow: 0 0 20px rgba(250, 204, 21, 0.35);
}

.feature-box h3 {
  font-size: 1.25rem;
  color: #ffffff;
  margin-bottom: 12px;
  font-weight: 700;
}

.feature-box p {
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.65;
}

/* ===================================================================
   PRICING SECTION: ALL PRICES IN ONE ROW (所有价格同排)
=================================================================== */
.pricing-section {
  background: linear-gradient(180deg, transparent 0%, rgba(13, 21, 39, 0.6) 50%, transparent 100%);
  position: relative;
}

.pricing-row-container {
  width: 100%;
  overflow-x: auto;
  padding-bottom: 20px;
  -webkit-overflow-scrolling: touch;
}

/* Enforce 4 cards strictly in one horizontal row on desktop */
.pricing-grid-same-row {
  display: grid;
  grid-template-columns: repeat(4, minmax(260px, 1fr));
  gap: 20px;
  width: 100%;
}

.pricing-card {
  background: var(--bg-glass-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
  transition: var(--transition);
  backdrop-filter: blur(10px);
}

.pricing-card:hover {
  transform: translateY(-8px);
  border-color: rgba(56, 189, 248, 0.4);
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.5);
}

.pricing-card.featured {
  background: linear-gradient(180deg, rgba(38, 32, 14, 0.75) 0%, rgba(15, 23, 42, 0.95) 100%);
  border: 2px solid #fde047;
  box-shadow: 0 12px 38px rgba(250, 204, 21, 0.22);
  transform: scale(1.02);
}

.pricing-card.featured:hover {
  transform: scale(1.02) translateY(-8px);
  box-shadow: 0 16px 45px rgba(250, 204, 21, 0.35);
}

.badge-pop {
  position: absolute;
  top: -13px;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, #fef08a 0%, #fde047 50%, #eab308 100%);
  color: #0b1120;
  font-size: 0.75rem;
  font-weight: 800;
  padding: 4px 14px;
  border-radius: var(--radius-full);
  text-transform: uppercase;
  letter-spacing: 0.8px;
  box-shadow: 0 4px 14px rgba(250, 204, 21, 0.4);
}

.plan-header {
  border-bottom: 1px solid var(--border-glass);
  padding-bottom: 20px;
  margin-bottom: 20px;
  text-align: center;
}

.plan-name {
  font-size: 1.35rem;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 6px;
}

.plan-desc {
  font-size: 0.85rem;
  color: var(--text-muted);
  min-height: 38px;
}

.plan-price-wrap {
  margin: 16px 0 8px 0;
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 4px;
}

.plan-currency {
  font-size: 1.4rem;
  font-weight: 700;
  color: #fde047;
}

.plan-amount {
  font-size: 2.75rem;
  font-weight: 800;
  color: #ffffff;
  letter-spacing: -1px;
}

.plan-period {
  font-size: 0.9rem;
  color: var(--text-muted);
}

.plan-traffic-highlight {
  display: inline-block;
  background: rgba(250, 204, 21, 0.12);
  color: #fde047;
  border: 1px solid rgba(250, 204, 21, 0.28);
  padding: 4px 12px;
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  font-weight: 600;
  margin-top: 6px;
}

.plan-features-list {
  list-style: none;
  margin: 16px 0 28px 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
  flex-grow: 1;
}

.plan-features-list li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.9rem;
  color: #cbd5e1;
}

.plan-features-list li svg {
  width: 16px;
  height: 16px;
  color: #34d399;
  flex-shrink: 0;
}

.plan-cta-btn {
  width: 100%;
  text-align: center;
  padding: 13px 20px;
  font-weight: 700;
}

/* Node Speed Matrix */
.nodes-table-wrap {
  background: var(--bg-glass-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  overflow: hidden;
  backdrop-filter: blur(8px);
}

.nodes-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
}

.nodes-table th {
  background: rgba(255, 255, 255, 0.03);
  padding: 16px 20px;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-muted);
  border-bottom: 1px solid var(--border-glass);
}

.nodes-table td {
  padding: 16px 20px;
  font-size: 0.925rem;
  color: #cbd5e1;
  border-bottom: 1px solid var(--border-glass);
}

.nodes-table tr:last-child td {
  border-bottom: none;
}

.node-region {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 600;
  color: #ffffff;
}

.node-flag {
  font-size: 1.25rem;
}

.status-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  font-weight: 600;
  background: rgba(52, 211, 153, 0.12);
  color: #34d399;
  border: 1px solid rgba(52, 211, 153, 0.3);
}

.ping-val {
  color: #fde047;
  font-weight: 700;
}

/* Articles Section */
.articles-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.article-card {
  background: var(--bg-glass-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  padding: 28px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: var(--transition);
  text-decoration: none;
  color: inherit;
}

.article-card:hover {
  transform: translateY(-6px);
  border-color: var(--border-highlight);
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.45);
}

.article-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
  font-size: 0.825rem;
  color: var(--text-dim);
}

.article-badge {
  background: rgba(250, 204, 21, 0.12);
  color: #fde047;
  border: 1px solid rgba(250, 204, 21, 0.28);
  padding: 3px 10px;
  border-radius: var(--radius-full);
  font-weight: 600;
}

.article-card h3 {
  font-size: 1.2rem;
  color: #ffffff;
  margin-bottom: 12px;
  line-height: 1.45;
  font-weight: 700;
  transition: color 0.2s ease;
}

.article-card:hover h3 {
  color: var(--primary);
}

.article-excerpt {
  font-size: 0.925rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 20px;
  flex-grow: 1;
}

.article-keywords {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 18px;
}

.keyword-chip {
  font-size: 0.75rem;
  background: rgba(255, 255, 255, 0.05);
  color: #94a3b8;
  padding: 3px 8px;
  border-radius: 4px;
}

.read-more-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: #fde047;
  font-size: 0.9rem;
  font-weight: 600;
  transition: var(--transition);
}

.read-more-link:hover {
  color: #fef08a;
  transform: translateX(4px);
}

/* Testimonials / User Reviews */
.reviews-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.review-card {
  background: var(--bg-glass-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  padding: 28px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  backdrop-filter: blur(8px);
}

.review-stars {
  color: #fbbf24;
  margin-bottom: 14px;
  display: flex;
  gap: 3px;
  font-size: 1.1rem;
}

.review-text {
  color: #cbd5e1;
  font-size: 0.95rem;
  line-height: 1.65;
  margin-bottom: 20px;
  font-style: italic;
  flex-grow: 1;
}

.review-author {
  display: flex;
  align-items: center;
  gap: 14px;
  border-top: 1px solid var(--border-glass);
  padding-top: 16px;
}

.avatar-circle {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, #0284c7 0%, #7c3aed 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  font-weight: 700;
  font-size: 1.1rem;
}

.author-info h4 {
  font-size: 0.95rem;
  color: #ffffff;
  margin-bottom: 2px;
}

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

/* FAQ Accordion (Pure HTML/CSS Details) */
.faq-container {
  max-width: 860px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

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

.faq-item:hover {
  border-color: rgba(56, 189, 248, 0.3);
}

.faq-question {
  padding: 20px 24px;
  font-size: 1.05rem;
  font-weight: 600;
  color: #ffffff;
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  user-select: none;
}

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

.faq-question::after {
  content: '+';
  font-size: 1.4rem;
  color: #fde047;
  transition: transform 0.2s ease;
  line-height: 1;
}

.faq-item[open] .faq-question::after {
  content: '−';
  color: #fef08a;
}

.faq-answer {
  padding: 0 24px 22px 24px;
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.7;
  border-top: 1px solid rgba(255, 255, 255, 0.04);
  padding-top: 16px;
}

.faq-answer strong {
  color: #ffffff;
}

/* Authority External Links & Tools */
.external-links-section {
  background: rgba(13, 21, 39, 0.4);
  border-top: 1px solid var(--border-glass);
  border-bottom: 1px solid var(--border-glass);
}

.links-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.ext-link-card {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 20px;
  background: var(--bg-glass-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  text-decoration: none;
  color: var(--text-main);
  transition: var(--transition);
}

.ext-link-card:hover {
  border-color: var(--primary);
  background: rgba(56, 189, 248, 0.08);
  transform: translateY(-2px);
}

.ext-link-icon {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.05);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  flex-shrink: 0;
}

.ext-link-info h4 {
  font-size: 0.9rem;
  color: #ffffff;
}

.ext-link-info span {
  font-size: 0.75rem;
  color: var(--text-dim);
}

/* Footer */
.footer {
  background: #050810;
  border-top: 1px solid var(--border-glass);
  padding: 60px 0 30px 0;
  color: var(--text-muted);
}

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

.footer-brand p {
  font-size: 0.9rem;
  margin-top: 14px;
  max-width: 340px;
  line-height: 1.65;
  color: var(--text-muted);
}

.footer-col h4 {
  color: #ffffff;
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 18px;
}

.footer-col ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-col a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.875rem;
  transition: var(--transition);
}

.footer-col a:hover {
  color: var(--primary);
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid var(--border-glass);
  padding-top: 24px;
  font-size: 0.825rem;
  color: var(--text-dim);
  flex-wrap: wrap;
  gap: 16px;
}

.footer-seo-cloud {
  margin-top: 20px;
  padding: 16px;
  background: rgba(255, 255, 255, 0.02);
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  line-height: 1.8;
  color: var(--text-dim);
}

.footer-seo-cloud span {
  margin-right: 12px;
  display: inline-block;
}

/* ===================================================================
   ARTICLE DETAIL PAGE STYLES
=================================================================== */
.article-header {
  padding: 60px 0 40px 0;
  border-bottom: 1px solid var(--border-glass);
  margin-bottom: 40px;
}

.breadcrumbs {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  color: var(--text-dim);
  margin-bottom: 20px;
}

.breadcrumbs a {
  color: var(--text-muted);
  text-decoration: none;
}

.breadcrumbs a:hover {
  color: var(--primary);
}

.article-title {
  font-size: 2.5rem;
  font-weight: 800;
  color: #ffffff;
  line-height: 1.3;
  margin-bottom: 20px;
}

.article-meta-bar {
  display: flex;
  align-items: center;
  gap: 20px;
  font-size: 0.875rem;
  color: var(--text-muted);
  flex-wrap: wrap;
}

.article-layout {
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: 48px;
  align-items: start;
}

.article-content {
  font-size: 1.05rem;
  line-height: 1.85;
  color: #cbd5e1;
}

.article-content h2 {
  font-size: 1.7rem;
  font-weight: 700;
  color: #ffffff;
  margin: 40px 0 18px 0;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border-glass);
}

.article-content h3 {
  font-size: 1.3rem;
  font-weight: 600;
  color: #e2e8f0;
  margin: 28px 0 14px 0;
}

.article-content p {
  margin-bottom: 20px;
}

.article-content ul, .article-content ol {
  margin: 0 0 24px 24px;
}

.article-content li {
  margin-bottom: 8px;
}

.article-content strong {
  color: #ffffff;
}

.article-content blockquote {
  border-left: 4px solid var(--primary);
  background: rgba(56, 189, 248, 0.08);
  padding: 16px 20px;
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  margin: 24px 0;
  font-style: italic;
  color: #e2e8f0;
}

.article-content table {
  width: 100%;
  border-collapse: collapse;
  margin: 28px 0;
  background: var(--bg-glass-card);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.article-content th, .article-content td {
  padding: 12px 16px;
  border: 1px solid var(--border-glass);
  font-size: 0.925rem;
}

.article-content th {
  background: rgba(255, 255, 255, 0.04);
  color: #ffffff;
}

.article-content a {
  color: var(--primary);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.article-content a:hover {
  color: #38bdf8;
}

/* Callout CTA Banner inside article */
.article-cta-box {
  background: linear-gradient(135deg, rgba(30, 41, 75, 0.9) 0%, rgba(15, 23, 42, 0.95) 100%);
  border: 1px solid var(--border-highlight);
  border-radius: var(--radius-lg);
  padding: 32px;
  margin: 40px 0;
  text-align: center;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
}

.article-cta-box h3 {
  font-size: 1.45rem;
  color: #ffffff;
  margin-bottom: 10px;
}

.article-cta-box p {
  color: var(--text-muted);
  max-width: 600px;
  margin: 0 auto 20px auto;
  font-size: 0.95rem;
}

/* Sidebar */
.article-sidebar {
  position: sticky;
  top: 96px;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.sidebar-box {
  background: var(--bg-glass-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  padding: 24px;
}

.sidebar-box h4 {
  font-size: 1rem;
  color: #ffffff;
  margin-bottom: 16px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border-glass);
}

.toc-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
  font-size: 0.875rem;
}

.toc-list a {
  color: var(--text-muted);
  text-decoration: none;
  transition: var(--transition);
  display: block;
}

.toc-list a:hover {
  color: var(--primary);
  padding-left: 4px;
}

.related-posts-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.related-post-item a {
  text-decoration: none;
  display: block;
}

.related-post-title {
  font-size: 0.9rem;
  color: #e2e8f0;
  font-weight: 600;
  line-height: 1.4;
  margin-bottom: 4px;
  transition: color 0.2s ease;
}

.related-post-item a:hover .related-post-title {
  color: var(--primary);
}

.related-post-date {
  font-size: 0.75rem;
  color: var(--text-dim);
}

/* Post Navigation (Prev / Next) */
.post-pagination {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-top: 48px;
  padding-top: 32px;
  border-top: 1px solid var(--border-glass);
}

.pagination-item {
  background: var(--bg-glass-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  padding: 20px;
  text-decoration: none;
  transition: var(--transition);
}

.pagination-item:hover {
  border-color: var(--primary);
  transform: translateY(-2px);
}

.pagination-label {
  font-size: 0.75rem;
  color: var(--text-dim);
  text-transform: uppercase;
  margin-bottom: 6px;
  letter-spacing: 0.5px;
}

.pagination-title {
  font-size: 0.95rem;
  font-weight: 600;
  color: #ffffff;
  line-height: 1.4;
}

/* ===================================================================
   RESPONSIVE DESIGN (All Devices)
=================================================================== */
@media (max-width: 1024px) {
  .hero-heading { font-size: 2.75rem; }
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .articles-grid { grid-template-columns: repeat(2, 1fr); }
  .reviews-grid { grid-template-columns: repeat(2, 1fr); }
  .article-layout { grid-template-columns: 1fr; }
  .article-sidebar { position: static; }
  .links-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-top { grid-template-columns: 1fr 1fr; gap: 30px; }
  
  /* On tablets, keep 4 cards in a row with horizontal swipe if screen narrower */
  .pricing-row-container {
    overflow-x: auto;
    padding-bottom: 24px;
  }
}

@media (max-width: 768px) {
  .section { padding: 60px 0; }
  .hero { padding: 50px 0 40px 0; }
  .hero-heading { font-size: 2.1rem; }
  .hero-subheading { font-size: 1.05rem; }
  .section-title { font-size: 1.85rem; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .features-grid { grid-template-columns: 1fr; }
  .articles-grid { grid-template-columns: 1fr; }
  .reviews-grid { grid-template-columns: 1fr; }
  .links-grid { grid-template-columns: 1fr; }
  .post-pagination { grid-template-columns: 1fr; }
  
  .nav-links { display: none; } /* Mobile compact */
  
  /* Pricing cards still maintain horizontal flex/grid row with scroll or wrap */
  .pricing-grid-same-row {
    grid-template-columns: repeat(4, 270px);
    width: max-content;
  }
  
  .footer-top { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; text-align: center; }
}