/* ==========================================================================
   寰宇云 (Huanyu Cloud / huanyucloud.sbs) - Design System
   Style: 平流层层流与风洞气动风 (Laminar Streamline)
   Palette:
     - Matte Carbon Black: #0C0E12
     - Aerodynamic Foil Dark: #141820 / #1A1F2D
     - Aerodynamic Test Yellow (Highlight): #E8F542
     - Streamline Cyan: #00F2FE
     - Text Primary: #F3F4F6
     - Text Muted: #9CA3AF
   ========================================================================== */

:root {
  --bg-carbon: #0C0E12;
  --bg-card: rgba(20, 24, 32, 0.75);
  --bg-card-hover: rgba(26, 31, 45, 0.9);
  --border-foil: rgba(232, 245, 66, 0.18);
  --border-foil-hover: rgba(232, 245, 66, 0.6);
  --yellow-fluorescent: #E8F542;
  --yellow-glow: rgba(232, 245, 66, 0.35);
  --cyan-streamline: #00F2FE;
  --blue-electric: #3B82F6;
  --text-main: #F3F4F6;
  --text-muted: #9CA3AF;
  --text-dark: #0C0E12;
  
  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono: 'JetBrains Mono', Consolas, Monaco, monospace;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  background-color: var(--bg-carbon);
  color: var(--text-main);
  font-family: var(--font-family);
  overflow-x: hidden;
  font-size: 16px;
}

body {
  background-color: var(--bg-carbon);
  position: relative;
  min-height: 100vh;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  cursor: default;
}

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

/* Background Canvas Elements */
#cfd-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: 0;
  pointer-events: none;
  opacity: 0.85;
}

#cursor-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: 9999;
  pointer-events: none;
}

/* Container & Layout */
.app-wrapper {
  position: relative;
  z-index: 1;
}

.container {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Typography & Badges */
h1, h2, h3, h4, h5, h6 {
  color: #FFFFFF;
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: -0.02em;
}

.highlight-yellow {
  color: var(--yellow-fluorescent);
  text-shadow: 0 0 16px rgba(232, 245, 66, 0.3);
}

.highlight-cyan {
  color: var(--cyan-streamline);
}

.section-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  background: rgba(232, 245, 66, 0.08);
  border: 1px solid var(--yellow-fluorescent);
  border-radius: 999px;
  color: var(--yellow-fluorescent);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 16px;
  box-shadow: 0 0 12px rgba(232, 245, 66, 0.15);
}

.section-badge::before {
  content: '';
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--yellow-fluorescent);
  box-shadow: 0 0 8px var(--yellow-fluorescent);
  animation: pulse-dot 2s infinite;
}

@keyframes pulse-dot {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.4); opacity: 0.5; }
}

.section-title {
  font-size: 2.5rem;
  margin-bottom: 16px;
  text-align: center;
}

.section-desc {
  text-align: center;
  color: var(--text-muted);
  max-width: 720px;
  margin: 0 auto 48px;
  font-size: 1.1rem;
}

/* Airfoil Smooth Curved Cards (机翼切面弧线) */
.airfoil-card {
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border-foil);
  border-radius: 28px 10px 28px 28px;
  padding: 32px;
  transition: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  position: relative;
  overflow: hidden;
}

.airfoil-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--yellow-fluorescent), transparent);
  opacity: 0;
  transition: opacity 0.35s ease;
}

.airfoil-card:hover {
  transform: translateY(-6px) scale(1.01);
  border-color: var(--border-foil-hover);
  box-shadow: 0 20px 40px -15px rgba(0, 0, 0, 0.7), 0 0 25px rgba(232, 245, 66, 0.15);
  background: var(--bg-card-hover);
}

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

/* Buttons */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  background: var(--yellow-fluorescent);
  color: var(--text-dark);
  font-weight: 700;
  padding: 14px 32px;
  border-radius: 24px 6px 24px 24px;
  text-decoration: none;
  font-size: 1rem;
  transition: all 0.3s ease;
  box-shadow: 0 4px 20px rgba(232, 245, 66, 0.35);
  border: none;
  cursor: pointer;
}

.btn-primary:hover {
  transform: translateY(-2px);
  background: #f1fc65;
  box-shadow: 0 8px 30px rgba(232, 245, 66, 0.55);
  color: var(--text-dark);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-main);
  font-weight: 600;
  padding: 14px 28px;
  border-radius: 24px 6px 24px 24px;
  text-decoration: none;
  font-size: 1rem;
  border: 1px solid rgba(255, 255, 255, 0.15);
  transition: all 0.3s ease;
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--yellow-fluorescent);
  color: var(--yellow-fluorescent);
}

/* Header Navbar */
.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(12, 14, 18, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  padding: 18px 0;
}

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

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: #FFFFFF;
  font-size: 1.4rem;
  font-weight: 800;
  letter-spacing: -0.03em;
}

.logo-icon {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, var(--yellow-fluorescent), #a3b010);
  border-radius: 12px 3px 12px 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-dark);
  box-shadow: 0 0 15px rgba(232, 245, 66, 0.4);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
}

.nav-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 500;
  transition: color 0.25s ease;
}

.nav-links a:hover {
  color: var(--yellow-fluorescent);
}

.mobile-toggle {
  display: none;
  background: none;
  border: none;
  color: white;
  font-size: 1.5rem;
  cursor: pointer;
}

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

.hero-h1 {
  font-size: 3.5rem;
  line-height: 1.15;
  max-width: 900px;
  margin: 0 auto 24px;
}

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

.hero-cta {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 20px;
  margin-bottom: 50px;
  flex-wrap: wrap;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-top: 50px;
}

.stat-card {
  padding: 20px;
  text-align: center;
  background: rgba(20, 24, 32, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 20px 6px 20px 20px;
}

.stat-value {
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--yellow-fluorescent);
  font-family: var(--font-mono);
}

.stat-label {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-top: 4px;
}

/* Live Ping & Speed Monitor Widget */
.ping-monitor {
  margin: 60px 0;
  background: rgba(16, 20, 28, 0.85);
  border: 1px solid var(--border-foil);
  border-radius: 24px 8px 24px 24px;
  padding: 28px;
}

.ping-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
  padding-bottom: 16px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.ping-title {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.1rem;
}

.ping-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px;
}

.node-ping-item {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 16px 4px 16px 16px;
  padding: 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.node-info {
  display: flex;
  align-items: center;
  gap: 12px;
}

.node-flag {
  font-size: 1.5rem;
}

.node-name {
  font-weight: 600;
  font-size: 0.95rem;
}

.node-type {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.node-ms {
  font-family: var(--font-mono);
  font-weight: 700;
  color: var(--yellow-fluorescent);
  background: rgba(232, 245, 66, 0.1);
  padding: 4px 10px;
  border-radius: 8px;
  font-size: 0.9rem;
}

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

.feature-icon {
  font-size: 2.2rem;
  margin-bottom: 16px;
}

.feature-title {
  font-size: 1.25rem;
  margin-bottom: 12px;
}

.feature-desc {
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.6;
}

/* Pricing Grid */
.pricing-section {
  padding: 90px 0;
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.price-card {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
}

.price-card.popular {
  border-color: var(--yellow-fluorescent);
  box-shadow: 0 0 30px rgba(232, 245, 66, 0.2);
  transform: translateY(-8px);
}

.popular-badge {
  position: absolute;
  top: 16px;
  right: 16px;
  background: var(--yellow-fluorescent);
  color: var(--text-dark);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 999px;
  text-transform: uppercase;
}

.plan-name {
  font-size: 1.4rem;
  margin-bottom: 8px;
}

.plan-price {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--yellow-fluorescent);
  font-family: var(--font-mono);
  margin-bottom: 12px;
}

.plan-price span {
  font-size: 0.9rem;
  color: var(--text-muted);
  font-weight: 400;
}

.plan-features {
  list-style: none;
  margin: 24px 0;
}

.plan-features li {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
  font-size: 0.9rem;
  color: var(--text-muted);
}

.plan-features li svg {
  color: var(--yellow-fluorescent);
  flex-shrink: 0;
}

/* Articles Section */
.articles-section {
  padding: 90px 0;
}

.articles-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.article-card {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  cursor: pointer;
}

.article-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: 12px;
}

.article-tag {
  background: rgba(232, 245, 66, 0.1);
  color: var(--yellow-fluorescent);
  padding: 3px 10px;
  border-radius: 999px;
  font-weight: 600;
}

.article-card-title {
  font-size: 1.1rem;
  line-height: 1.4;
  margin-bottom: 12px;
}

.article-excerpt {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 20px;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.article-read-btn {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--yellow-fluorescent);
  font-weight: 600;
  font-size: 0.85rem;
}

/* Reviews Section */
.reviews-section {
  padding: 90px 0;
}

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

.review-user {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}

.user-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--yellow-fluorescent);
  color: var(--text-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 0.9rem;
}

.user-info h4 {
  font-size: 1rem;
}

.user-info span {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.stars {
  color: var(--yellow-fluorescent);
  margin-bottom: 12px;
  font-size: 0.9rem;
}

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

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

.faq-list {
  max-width: 860px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border-foil);
  border-radius: 20px 6px 20px 20px;
  overflow: hidden;
  transition: all 0.3s ease;
}

.faq-question {
  padding: 20px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  font-weight: 600;
  font-size: 1.1rem;
  user-select: none;
}

.faq-icon {
  transition: transform 0.3s ease;
  color: var(--yellow-fluorescent);
}

.faq-item.active .faq-icon {
  transform: rotate(180deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease, padding 0.35s ease;
  padding: 0 24px;
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.7;
}

.faq-item.active .faq-answer {
  max-height: 300px;
  padding: 0 24px 20px;
}

/* Article Reader Modal Overlay */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(8, 10, 14, 0.88);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.modal-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

.modal-container {
  background: #121620;
  border: 1px solid var(--border-foil-hover);
  border-radius: 28px 10px 28px 28px;
  width: 100%;
  max-width: 860px;
  max-height: 88vh;
  overflow-y: auto;
  padding: 40px;
  position: relative;
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.8), 0 0 30px rgba(232, 245, 66, 0.2);
}

.modal-close {
  position: absolute;
  top: 24px;
  right: 24px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: white;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  transition: all 0.25s ease;
}

.modal-close:hover {
  background: var(--yellow-fluorescent);
  color: var(--text-dark);
}

.article-content {
  color: #D1D5DB;
  font-size: 1rem;
  line-height: 1.8;
  margin-bottom: 30px;
}

.article-content h2 {
  font-size: 1.4rem;
  color: #FFFFFF;
  margin: 24px 0 12px;
}

.article-content p {
  margin-bottom: 16px;
}

.article-content ul, .article-content ol {
  margin: 16px 0 16px 24px;
}

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

.keyword-tag {
  color: var(--yellow-fluorescent);
  font-weight: 600;
  background: rgba(232, 245, 66, 0.1);
  padding: 2px 6px;
  border-radius: 4px;
}

.internal-link {
  color: var(--yellow-fluorescent);
  text-decoration: underline;
  font-weight: 600;
}

.article-cta-box {
  background: rgba(232, 245, 66, 0.05);
  border: 1px solid var(--border-foil);
  border-radius: 20px;
  padding: 24px;
  text-align: center;
  margin: 30px 0;
}

/* Core Task 2: Integrated Sleek Micro-Font Footer PBN Pipeline */
.site-footer {
  background: #080A0D;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding: 50px 0 30px;
  color: var(--text-muted);
  position: relative;
  z-index: 10;
}

.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 40px;
  margin-bottom: 40px;
}

.footer-brand p {
  margin-top: 12px;
  font-size: 0.9rem;
  max-width: 320px;
}

.footer-col h4 {
  color: white;
  font-size: 1rem;
  margin-bottom: 16px;
}

.footer-col ul {
  list-style: none;
}

.footer-col ul li {
  margin-bottom: 10px;
}

.footer-col ul li a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.9rem;
  transition: color 0.25s ease;
}

.footer-col ul li a:hover {
  color: var(--yellow-fluorescent);
}

/* Precision PBN SEO Link Pipeline Area */
.pbn-link-pipeline {
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  padding-top: 24px;
  margin-top: 24px;
}

.pbn-pipeline-title {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: rgba(255, 255, 255, 0.4);
  margin-bottom: 12px;
  text-align: center;
}

.pbn-links-flex {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 20px;
  justify-content: center;
  align-items: center;
}

.pbn-link-item {
  color: rgba(156, 163, 175, 0.65);
  text-decoration: none;
  font-size: 0.78rem;
  transition: all 0.25s ease;
  white-space: nowrap;
}

.pbn-link-item:hover {
  color: var(--yellow-fluorescent);
  text-shadow: 0 0 8px rgba(232, 245, 66, 0.4);
}

.footer-bottom {
  text-align: center;
  margin-top: 30px;
  padding-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.04);
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.4);
}

/* Responsive Breakpoints */
@media (max-width: 1024px) {
  .features-grid, .reviews-grid, .pricing-grid, .articles-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .hero-h1 {
    font-size: 2.75rem;
  }
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
  }
  .nav-links.mobile-active {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background: #0C0E12;
    padding: 24px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  }
  .mobile-toggle {
    display: block;
  }
  .hero-h1 {
    font-size: 2.1rem;
  }
  .hero-stats {
    grid-template-columns: repeat(2, 1fr);
  }
  .features-grid, .pricing-grid, .articles-grid, .reviews-grid {
    grid-template-columns: 1fr;
  }
  .price-card.popular {
    transform: none;
  }
  .footer-top {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  .modal-container {
    padding: 24px;
  }
}

/* ==========================================================================
   Client Download Modal Styles (品牌气动层流风格客户端下载弹窗)
   ========================================================================== */
.download-modal-container {
  max-width: 580px;
  text-align: center;
}

.download-modal-header {
  margin-bottom: 24px;
}

.download-modal-badge {
  display: inline-block;
  background: rgba(232, 245, 66, 0.12);
  border: 1px solid var(--border-foil);
  color: var(--yellow-fluorescent);
  padding: 4px 14px;
  border-radius: 999px;
  font-size: 0.8rem;
  font-weight: 600;
  margin-bottom: 14px;
  letter-spacing: 0.05em;
}

.download-modal-title {
  font-size: 1.65rem;
  color: #FFFFFF;
  margin-bottom: 10px;
  line-height: 1.3;
}

.download-modal-subtitle {
  color: var(--text-muted);
  font-size: 0.92rem;
  line-height: 1.5;
}

.download-platforms-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 24px;
}

.platform-download-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 20px 16px;
  border-radius: 18px 6px 18px 18px;
  text-decoration: none;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  cursor: pointer;
}

.platform-download-card.android-card {
  background: linear-gradient(135deg, rgba(232, 245, 66, 0.1), rgba(0, 242, 254, 0.05));
  border: 1px solid var(--border-foil);
  color: #FFFFFF;
}

.platform-download-card.android-card:hover {
  background: var(--yellow-fluorescent);
  color: var(--text-dark);
  border-color: var(--yellow-fluorescent);
  transform: translateY(-3px);
  box-shadow: 0 10px 25px var(--yellow-glow);
}

.platform-download-card.ios-card {
  background: linear-gradient(135deg, rgba(0, 242, 254, 0.1), rgba(59, 130, 246, 0.05));
  border: 1px solid rgba(0, 242, 254, 0.3);
  color: #FFFFFF;
}

.platform-download-card.ios-card:hover {
  background: var(--cyan-streamline);
  color: var(--text-dark);
  border-color: var(--cyan-streamline);
  transform: translateY(-3px);
  box-shadow: 0 10px 25px rgba(0, 242, 254, 0.35);
}

.platform-icon {
  display: flex;
  align-items: center;
  justify-content: center;
}

.platform-name {
  font-size: 1.15rem;
  font-weight: 700;
}

.platform-desc {
  font-size: 0.78rem;
  opacity: 0.85;
}

.download-guide-steps {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 16px;
  padding: 16px 20px;
  text-align: left;
}

.guide-steps-title {
  color: var(--yellow-fluorescent);
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.guide-steps-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.guide-steps-list li {
  font-size: 0.82rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 8px;
}

.guide-step-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: rgba(232, 245, 66, 0.15);
  color: var(--yellow-fluorescent);
  font-size: 0.72rem;
  font-weight: 700;
  flex-shrink: 0;
}

@media (max-width: 480px) {
  .download-platforms-grid {
    grid-template-columns: 1fr;
  }
}