/* ==========================================================================
   九云 (JiuYun) Accelerator - Business Minimalist Native CSS Stylesheet
   Pure Native CSS - Zero Frameworks - Mobile-First Responsive
   ========================================================================== */

/* --- CSS Variables & Design System --- */
:root {
  --bg-dark: #090d16;
  --bg-card: rgba(17, 24, 39, 0.75);
  --bg-card-hover: rgba(31, 41, 55, 0.85);
  --bg-card-solid: #111827;
  
  --primary-blue: #2563eb;
  --primary-cyan: #00f2fe;
  --primary-indigo: #4f46e5;
  
  --gradient-main: linear-gradient(135deg, #00f2fe 0%, #2563eb 60%, #4f46e5 100%);
  --gradient-btn: linear-gradient(135deg, #2563eb 0%, #00f2fe 100%);
  --gradient-btn-hover: linear-gradient(135deg, #1d4ed8 0%, #2563eb 100%);
  
  --text-main: #f9fafb;
  --text-muted: #9ca3af;
  --text-dim: #6b7280;
  
  --border-light: rgba(255, 255, 255, 0.08);
  --border-active: rgba(0, 242, 254, 0.35);
  
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-pill: 9999px;
  
  --shadow-card: 0 10px 30px -10px rgba(0, 0, 0, 0.5);
  --shadow-glow: 0 0 25px rgba(37, 99, 235, 0.3);
  
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --container-width: 1240px;
}

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

html {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Microsoft YaHei", sans-serif;
  background-color: var(--bg-dark);
  color: var(--text-main);
  line-height: 1.6;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
}

body {
  overflow-x: hidden;
  background: var(--bg-dark);
  position: relative;
}

/* Corporate Dark Ambient Background */
body::before {
  content: "";
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 100vw;
  height: 900px;
  background: radial-gradient(circle at 50% 0%, rgba(37, 99, 235, 0.12) 0%, rgba(0, 242, 254, 0.05) 40%, rgba(9, 13, 22, 0) 80%);
  pointer-events: none;
  z-index: 0;
}

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

ul {
  list-style: none;
}

.container {
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 1.5rem;
  position: relative;
  z-index: 1;
}

/* --- Typography & Helpers --- */
.gradient-text {
  background: var(--gradient-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-title {
  text-align: center;
  margin-bottom: 3.5rem;
}

.section-title h2 {
  font-size: 2.25rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 0.75rem;
}

.section-title p {
  color: var(--text-muted);
  font-size: 1.05rem;
  max-width: 650px;
  margin: 0 auto;
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.85rem 1.8rem;
  font-size: 1rem;
  font-weight: 600;
  border-radius: var(--radius-pill);
  transition: var(--transition);
  cursor: pointer;
  border: none;
  text-align: center;
  white-space: nowrap;
}

.btn-primary {
  background: var(--gradient-btn);
  color: #ffffff;
  box-shadow: var(--shadow-glow);
}

.btn-primary:hover {
  background: var(--gradient-btn-hover);
  transform: translateY(-2px);
  box-shadow: 0 0 30px rgba(0, 242, 254, 0.35);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-main);
  border: 1px solid var(--border-light);
  backdrop-filter: blur(10px);
}

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

.btn-lg {
  padding: 1.1rem 2.4rem;
  font-size: 1.1rem;
}

.btn-full {
  width: 100%;
}

/* --- Header & Business Navigation Menu --- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 76px;
  z-index: 1000;
  background: rgba(9, 13, 22, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-light);
  display: flex;
  align-items: center;
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 1.45rem;
  font-weight: 800;
  color: var(--text-main);
}

.brand-logo svg {
  width: 32px;
  height: 32px;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 2.25rem;
}

.nav-menu a {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-muted);
  transition: var(--transition);
}

.nav-menu a:hover {
  color: var(--primary-cyan);
}

/* --- Split Layout Hero Section --- */
.hero-section {
  padding: 160px 0 90px;
  position: relative;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  align-items: center;
  gap: 3.5rem;
}

.hero-content {
  text-align: left;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 1.1rem;
  border-radius: var(--radius-pill);
  background: rgba(0, 242, 254, 0.08);
  border: 1px solid rgba(0, 242, 254, 0.25);
  color: var(--primary-cyan);
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 1.5rem;
}

.hero-badge .pulse-dot {
  width: 8px;
  height: 8px;
  background-color: var(--primary-cyan);
  border-radius: 50%;
  box-shadow: 0 0 10px var(--primary-cyan);
  animation: pulse-anim 2s infinite;
}

@keyframes pulse-anim {
  0% { transform: scale(0.9); opacity: 0.7; }
  50% { transform: scale(1.3); opacity: 1; }
  100% { transform: scale(0.9); opacity: 0.7; }
}

.hero-title {
  font-size: 3.25rem;
  font-weight: 900;
  line-height: 1.25;
  letter-spacing: -0.03em;
  margin-bottom: 1.25rem;
}

.hero-subtitle {
  font-size: 1.15rem;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 2.25rem;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  margin-bottom: 2.75rem;
  flex-wrap: wrap;
}

.trust-bar {
  display: flex;
  align-items: center;
  gap: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  flex-wrap: wrap;
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--text-muted);
  font-size: 0.88rem;
  font-weight: 500;
}

.trust-item svg {
  width: 18px;
  height: 18px;
  color: var(--primary-cyan);
}

/* --- Hero Right Side Dynamic Animated Elements --- */
.hero-visual-card {
  position: relative;
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 2rem;
  backdrop-filter: blur(16px);
  box-shadow: var(--shadow-card), 0 0 40px rgba(0, 242, 254, 0.08);
}

.hero-visual-card::before {
  content: "";
  position: absolute;
  top: -1px;
  left: 30%;
  width: 40%;
  height: 2px;
  background: var(--gradient-main);
  box-shadow: 0 0 15px var(--primary-cyan);
}

/* Dynamic Live Status Bar */
.live-status-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.07);
  margin-bottom: 1.5rem;
}

.live-indicator {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.9rem;
  font-weight: 700;
  color: #22c55e;
}

.indicator-ping {
  width: 10px;
  height: 10px;
  background-color: #22c55e;
  border-radius: 50%;
  box-shadow: 0 0 10px #22c55e;
  animation: pulse-anim 1.5s infinite;
}

.live-protocol-tag {
  background: rgba(37, 99, 235, 0.15);
  border: 1px solid rgba(37, 99, 235, 0.3);
  color: var(--primary-cyan);
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-pill);
  font-size: 0.8rem;
  font-weight: 700;
}

/* Dynamic Speed Meter Grid */
.speed-meter-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.meter-box {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: var(--radius-md);
  padding: 1rem;
  text-align: center;
}

.meter-val {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--primary-cyan);
  line-height: 1.2;
}

.meter-lbl {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: 0.25rem;
}

/* Live Animated Speed Bar Graph */
.speed-graph-card {
  background: rgba(15, 23, 42, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  margin-bottom: 1.5rem;
}

.graph-title {
  display: flex;
  justify-content: space-between;
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 0.75rem;
}

.graph-bars {
  display: flex;
  align-items: flex-end;
  gap: 8px;
  height: 60px;
}

.bar-col {
  flex: 1;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 4px;
  position: relative;
  overflow: hidden;
}

.bar-fill {
  position: absolute;
  bottom: 0;
  width: 100%;
  background: var(--gradient-btn);
  border-radius: 4px;
  animation: bar-wave 2.5s ease-in-out infinite alternate;
}

/* Varied Bar Animations */
.bar-col:nth-child(1) .bar-fill { height: 75%; animation-delay: 0.1s; }
.bar-col:nth-child(2) .bar-fill { height: 95%; animation-delay: 0.3s; }
.bar-col:nth-child(3) .bar-fill { height: 60%; animation-delay: 0.5s; }
.bar-col:nth-child(4) .bar-fill { height: 88%; animation-delay: 0.2s; }
.bar-col:nth-child(5) .bar-fill { height: 98%; animation-delay: 0.4s; }
.bar-col:nth-child(6) .bar-fill { height: 80%; animation-delay: 0.6s; }
.bar-col:nth-child(7) .bar-fill { height: 92%; animation-delay: 0.15s; }
.bar-col:nth-child(8) .bar-fill { height: 85%; animation-delay: 0.45s; }

@keyframes bar-wave {
  0% { transform: scaleY(0.85); }
  50% { transform: scaleY(1.05); }
  100% { transform: scaleY(0.9); }
}

/* Floating Active Node Chips */
.node-chips {
  display: flex;
  gap: 0.75rem;
}

.node-chip {
  flex: 1;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 0.75rem 1rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  transition: var(--transition);
}

.node-chip:hover {
  border-color: var(--primary-cyan);
  background: rgba(0, 242, 254, 0.05);
}

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

.node-name {
  font-size: 0.85rem;
  font-weight: 700;
}

.node-ping {
  font-size: 0.75rem;
  color: #22c55e;
}

/* --- Features Section (3 Cards) --- */
.features-section {
  padding: 100px 0;
}

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

.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 2.5rem 2rem;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
  backdrop-filter: blur(12px);
}

.feature-card:hover {
  transform: translateY(-6px);
  border-color: var(--border-active);
  box-shadow: var(--shadow-card), 0 0 30px rgba(37, 99, 235, 0.15);
  background: var(--bg-card-hover);
}

.feature-icon-wrapper {
  width: 60px;
  height: 60px;
  border-radius: var(--radius-md);
  background: rgba(37, 99, 235, 0.1);
  border: 1px solid rgba(37, 99, 235, 0.25);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  color: var(--primary-cyan);
}

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

.feature-card h3 {
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 0.85rem;
  color: var(--text-main);
}

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

.feature-list {
  margin-top: 1.25rem;
  padding-top: 1.25rem;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.feature-list li {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.88rem;
  color: var(--text-muted);
  margin-bottom: 0.5rem;
}

.feature-list li svg {
  width: 16px;
  height: 16px;
  color: var(--primary-cyan);
}

/* --- Media & AI Support Section --- */
.unlock-section {
  padding: 90px 0;
  background: linear-gradient(180deg, rgba(9, 13, 22, 0) 0%, rgba(17, 24, 39, 0.4) 50%, rgba(9, 13, 22, 0) 100%);
}

.unlock-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
}

.unlock-card {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  backdrop-filter: blur(12px);
}

.unlock-card-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.unlock-card-header svg {
  width: 34px;
  height: 34px;
  color: var(--primary-cyan);
}

.unlock-card-header h3 {
  font-size: 1.35rem;
  font-weight: 700;
}

.unlock-badges {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-top: 1.5rem;
}

.service-pill {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: var(--radius-md);
  padding: 1rem 0.75rem;
  text-align: center;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
}

.service-pill:hover {
  background: rgba(0, 242, 254, 0.08);
  border-color: rgba(0, 242, 254, 0.3);
  transform: translateY(-3px);
}

.service-pill svg {
  width: 26px;
  height: 26px;
}

.service-pill span {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-main);
}

/* --- Real Market Pricing Comparison Table --- */
.pricing-section {
  padding: 100px 0 60px;
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  align-items: stretch;
}

.pricing-card {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 2.25rem 1.5rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: var(--transition);
  position: relative;
  backdrop-filter: blur(12px);
}

.pricing-card.popular {
  border-color: var(--primary-cyan);
  background: rgba(17, 24, 39, 0.95);
  box-shadow: 0 0 35px rgba(0, 242, 254, 0.15);
  transform: scale(1.03);
}

.pricing-ribbon {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--gradient-btn);
  color: #ffffff;
  font-size: 0.75rem;
  font-weight: 800;
  padding: 0.25rem 1rem;
  border-radius: var(--radius-pill);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.pricing-header h3 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.4rem;
}

.pricing-header p {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 1.5rem;
}

.pricing-price {
  margin-bottom: 1.75rem;
  display: flex;
  align-items: baseline;
  gap: 0.25rem;
}

.pricing-price .currency {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--primary-cyan);
}

.pricing-price .amount {
  font-size: 2.75rem;
  font-weight: 900;
  color: var(--text-main);
  line-height: 1;
}

.pricing-price .period {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.pricing-features {
  margin-bottom: 2rem;
  flex-grow: 1;
}

.pricing-features li {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.88rem;
  color: var(--text-muted);
  margin-bottom: 0.85rem;
}

.pricing-features li svg {
  width: 18px;
  height: 18px;
  color: var(--primary-cyan);
  flex-shrink: 0;
}

.pricing-features li.disabled {
  color: var(--text-dim);
  text-decoration: line-through;
}

.pricing-features li.disabled svg {
  color: var(--text-dim);
}

/* --- 9 SEO Articles Image/Text Cards Section (Placed Below Pricing) --- */
.articles-section {
  padding: 80px 0 100px;
  background: linear-gradient(180deg, rgba(17, 24, 39, 0.4) 0%, rgba(9, 13, 22, 0.8) 100%);
}

.articles-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.75rem;
}

.article-card {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  backdrop-filter: blur(12px);
}

.article-card:hover {
  transform: translateY(-6px);
  border-color: var(--border-active);
  box-shadow: var(--shadow-card), 0 0 25px rgba(0, 242, 254, 0.12);
}

.article-card-header {
  height: 140px;
  background: linear-gradient(135deg, rgba(37, 99, 235, 0.2) 0%, rgba(0, 242, 254, 0.1) 100%);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
}

.article-badge {
  align-self: flex-start;
  background: rgba(0, 242, 254, 0.15);
  border: 1px solid rgba(0, 242, 254, 0.3);
  color: var(--primary-cyan);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.2rem 0.75rem;
  border-radius: var(--radius-pill);
}

.article-card-body {
  padding: 1.5rem;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.article-card-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-main);
  line-height: 1.45;
  margin-bottom: 0.75rem;
  transition: var(--transition);
}

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

.article-card-excerpt {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 1.25rem;
}

.article-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 1rem;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  font-size: 0.8rem;
  color: var(--text-dim);
}

.article-read-link {
  color: var(--primary-cyan);
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 0.25rem;
  transition: var(--transition);
}

.article-card:hover .article-read-link {
  transform: translateX(4px);
}

/* --- User Reviews --- */
.testimonials-section {
  padding: 90px 0;
}

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

.testimonial-card {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 2rem;
  backdrop-filter: blur(12px);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.testimonial-stars {
  color: #f59e0b;
  display: flex;
  gap: 0.25rem;
  margin-bottom: 1rem;
}

.testimonial-quote {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.65;
  margin-bottom: 1.5rem;
  font-style: italic;
}

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

.author-avatar {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: var(--gradient-main);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  color: #ffffff;
}

.author-info h4 {
  font-size: 0.95rem;
  font-weight: 700;
}

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

/* --- FAQ Section --- */
.faq-section {
  padding: 90px 0 120px;
}

.faq-container {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

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

.faq-item[open] {
  border-color: rgba(0, 242, 254, 0.3);
  background: var(--bg-card-hover);
}

.faq-item summary {
  padding: 1.25rem 1.5rem;
  font-size: 1.05rem;
  font-weight: 600;
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  user-select: none;
  color: var(--text-main);
}

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

.faq-item summary::after {
  content: "+";
  font-size: 1.5rem;
  font-weight: 400;
  color: var(--primary-cyan);
  transition: transform 0.3s ease;
}

.faq-item[open] summary::after {
  content: "−";
}

.faq-content {
  padding: 0 1.5rem 1.5rem;
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.7;
}

/* --- Footer --- */
.site-footer {
  border-top: 1px solid var(--border-light);
  background: #050810;
  padding: 60px 0 40px;
}

.footer-top {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2.5rem;
  margin-bottom: 3.5rem;
  text-align: center;
}

.footer-col {
  background: rgba(17, 24, 39, 0.4);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: var(--radius-md);
  padding: 2rem 1.5rem;
  transition: var(--transition);
}

.footer-col:hover {
  border-color: var(--primary-cyan);
  transform: translateY(-4px);
  background: rgba(17, 24, 39, 0.85);
}

.footer-col h4 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  color: var(--text-main);
}

.footer-col p {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 1.25rem;
}

.footer-col a.footer-link-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.5rem 1.25rem;
  border-radius: var(--radius-pill);
  font-size: 0.875rem;
  font-weight: 600;
  background: rgba(0, 242, 254, 0.1);
  color: var(--primary-cyan);
  border: 1px solid rgba(0, 242, 254, 0.3);
  transition: var(--transition);
}

.footer-col a.footer-link-btn:hover {
  background: var(--primary-cyan);
  color: #090d16;
}

.footer-bottom {
  text-align: center;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  color: var(--text-dim);
  font-size: 0.85rem;
}

/* --- Page Template Styles --- */
.page-header {
  padding: 140px 0 60px;
  text-align: center;
  background: linear-gradient(180deg, rgba(37, 99, 235, 0.12) 0%, rgba(9, 13, 22, 0) 100%);
}

.page-header h1 {
  font-size: 2.75rem;
  font-weight: 800;
  margin-bottom: 1rem;
}

.page-header p {
  color: var(--text-muted);
  font-size: 1.1rem;
}

.page-content {
  padding: 40px 0 100px;
  max-width: 900px;
  margin: 0 auto;
}

.content-box {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 3rem 2.5rem;
  backdrop-filter: blur(12px);
  margin-bottom: 2rem;
}

.content-box h2 {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary-cyan);
  margin-bottom: 1.25rem;
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.content-box h2::before {
  content: "";
  display: inline-block;
  width: 4px;
  height: 20px;
  background: var(--gradient-btn);
  border-radius: 2px;
}

.content-box p {
  color: var(--text-muted);
  line-height: 1.8;
  margin-bottom: 1rem;
  font-size: 1rem;
}

.content-box ul {
  margin-left: 1.25rem;
  margin-bottom: 1.5rem;
  color: var(--text-muted);
}

.content-box ul li {
  margin-bottom: 0.6rem;
  position: relative;
  list-style: disc;
  line-height: 1.6;
}

.grid-2col {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
  margin-top: 1.5rem;
}

.info-card {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 1.5rem;
}

.info-card h3 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  color: var(--text-main);
}

.info-card p {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-bottom: 0;
}

/* --- Responsive Media Queries --- */
@media (max-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
  .hero-content {
    text-align: center;
  }
  .hero-actions {
    justify-content: center;
  }
  .trust-bar {
    justify-content: center;
  }
  .pricing-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .articles-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .pricing-card.popular {
    transform: none;
  }
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .testimonials-grid {
    grid-template-columns: repeat(1, 1fr);
  }
  .footer-top {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .hero-title {
    font-size: 2.35rem;
  }
  .hero-subtitle {
    font-size: 1rem;
  }
  .features-grid {
    grid-template-columns: 1fr;
  }
  .unlock-grid {
    grid-template-columns: 1fr;
  }
  .pricing-grid {
    grid-template-columns: 1fr;
  }
  .articles-grid {
    grid-template-columns: 1fr;
  }
  .footer-top {
    grid-template-columns: 1fr;
  }
  .grid-2col {
    grid-template-columns: 1fr;
  }
  .nav-menu {
    gap: 1rem;
    font-size: 0.85rem;
  }
  .site-header {
    height: 68px;
  }
  .hero-section {
    padding: 120px 0 50px;
  }
  .node-chips {
    flex-direction: column;
  }
}