@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800&family=Space+Grotesk:wght@400;500;600;700&display=swap');

:root {
  --bg-dark: #02020b;
  --bg-space: #060618;
  --primary: #818cf8;
  --primary-glow: rgba(129, 140, 248, 0.35);
  --secondary: #22d3ee;
  --secondary-glow: rgba(34, 211, 238, 0.35);
  --accent: #f59e0b;
  --accent-glow: rgba(245, 158, 11, 0.5);
  --neon-border: rgba(129, 140, 248, 0.15);
  --text-main: #f3f4f6;
  --text-muted: #9ca3af;
  --glass: rgba(255, 255, 255, 0.02);
  --glass-border: rgba(255, 255, 255, 0.06);
  --glass-hover: rgba(255, 255, 255, 0.05);
  --transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

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

body {
  background-color: var(--bg-dark);
  color: var(--text-main);
  font-family: 'Outfit', sans-serif;
  overflow-x: hidden;
  line-height: 1.6;
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  letter-spacing: -0.01em;
}

/* 宇宙星空背景 */
.space-bg {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -2;
  background: radial-gradient(circle at 50% 50%, var(--bg-space) 0%, var(--bg-dark) 100%);
  overflow: hidden;
}

.stars {
  position: absolute;
  width: 100%;
  height: 100%;
  background-image: 
    radial-gradient(1px 1px at 25px 45px, #fff, rgba(0,0,0,0)),
    radial-gradient(1.5px 1.5px at 70px 110px, #fff, rgba(0,0,0,0)),
    radial-gradient(2px 2px at 120px 240px, #fff, rgba(0,0,0,0)),
    radial-gradient(1px 1px at 180px 180px, #ddd, rgba(0,0,0,0)),
    radial-gradient(1.5px 1.5px at 240px 320px, #fff, rgba(0,0,0,0)),
    radial-gradient(2px 2px at 300px 80px, #06b6d4, rgba(0,0,0,0));
  background-size: 350px 350px;
  opacity: 0.5;
  animation: starsTwinkle 8s ease-in-out infinite alternate;
}

.stars-2 {
  position: absolute;
  width: 100%;
  height: 100%;
  background-image: 
    radial-gradient(1px 1px at 15px 15px, #fff, rgba(0,0,0,0)),
    radial-gradient(2.5px 2.5px at 140px 90px, #6366f1, rgba(0,0,0,0)),
    radial-gradient(1.5px 1.5px at 210px 150px, #fff, rgba(0,0,0,0)),
    radial-gradient(1px 1px at 270px 420px, #fff, rgba(0,0,0,0));
  background-size: 450px 450px;
  opacity: 0.4;
  animation: starsTwinkle 12s ease-in-out infinite alternate-reverse;
}

.nebula {
  position: absolute;
  width: 800px;
  height: 800px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(99, 102, 241, 0.06) 0%, rgba(34, 211, 238, 0.04) 50%, rgba(0,0,0,0) 100%);
  filter: blur(100px);
  z-index: -1;
  pointer-events: none;
}

.nebula-1 {
  top: -20%;
  right: -20%;
  animation: floatNebula 30s ease-in-out infinite;
}

.nebula-2 {
  bottom: -20%;
  left: -20%;
  animation: floatNebula 35s ease-in-out infinite alternate;
}

@keyframes starsTwinkle {
  0% { opacity: 0.3; }
  100% { opacity: 0.7; }
}

@keyframes floatNebula {
  0% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(60px, 40px) scale(1.15); }
  100% { transform: translate(0, 0) scale(1); }
}

/* 玻璃态面板 */
.glass-panel {
  background: var(--glass);
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-radius: 24px;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
  transition: var(--transition);
}

.glass-panel:hover {
  background: var(--glass-hover);
  border-color: rgba(129, 140, 248, 0.3);
  box-shadow: 0 15px 50px rgba(129, 140, 248, 0.15);
  transform: translateY(-4px);
}

/* Container */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 30px;
}

/* macOS Dock 悬浮导航栏 */
header {
  position: fixed;
  top: 24px;
  left: 50%;
  transform: translateX(-50%);
  width: 90%;
  max-width: 1100px;
  height: 70px;
  z-index: 100;
  background: rgba(6, 6, 24, 0.6);
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border-radius: 50px;
  box-shadow: 0 15px 40px rgba(0,0,0,0.6), 0 0 30px rgba(129, 140, 248, 0.1);
  transition: var(--transition);
}

header:hover {
  border-color: rgba(129, 140, 248, 0.25);
  box-shadow: 0 20px 50px rgba(0,0,0,0.7), 0 0 40px rgba(129, 140, 248, 0.15);
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 100%;
  padding: 0 30px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 22px;
  font-weight: 700;
  text-decoration: none;
  background: linear-gradient(135deg, #fff 40%, var(--primary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.logo svg {
  width: 28px;
  height: 28px;
  fill: none;
  stroke: var(--secondary);
  stroke-width: 2;
  filter: drop-shadow(0 0 8px var(--secondary-glow));
}

.nav-menu {
  display: flex;
  gap: 28px;
  list-style: none;
}

.nav-link {
  color: var(--text-muted);
  text-decoration: none;
  font-weight: 500;
  transition: var(--transition);
  font-size: 15px;
  padding: 8px 4px;
}

.nav-link:hover, .nav-link.active {
  color: var(--secondary);
}

.nav-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 8px 20px;
  border-radius: 30px;
  font-weight: 600;
  text-decoration: none;
  font-size: 14px;
  transition: var(--transition);
  cursor: pointer;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
  color: #02020b;
  border: none;
  font-weight: 700;
  box-shadow: 0 4px 15px var(--primary-glow);
}

.btn-primary:hover {
  transform: translateY(-2px) scale(1.02);
  box-shadow: 0 6px 20px rgba(129, 140, 248, 0.5), 0 0 15px rgba(34, 211, 238, 0.4);
}

.btn-outline {
  background: transparent;
  color: var(--text-main);
  border: 1px solid var(--glass-border);
}

.btn-outline:hover {
  background: rgba(255, 255, 255, 0.05);
  border-color: var(--secondary);
  color: var(--secondary);
  transform: translateY(-2px);
}

/* Hero Section (非对称背景光束布局) */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 140px;
  padding-bottom: 80px;
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 60px;
  align-items: center;
}

.hero-content {
  position: relative;
  z-index: 5;
}

.hero-content h1 {
  font-size: 60px;
  line-height: 1.1;
  margin-bottom: 24px;
  background: linear-gradient(135deg, #ffffff 30%, #c7d2fe 70%, var(--primary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-content p {
  font-size: 18px;
  color: var(--text-muted);
  margin-bottom: 40px;
  max-width: 550px;
  line-height: 1.7;
}

.hero-cta {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
}

/* 纯CSS灯塔交互特效 */
.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  height: 500px;
}

.lighthouse-scene {
  position: relative;
  width: 320px;
  height: 420px;
  background: radial-gradient(circle at 50% 30%, rgba(129, 140, 248, 0.12) 0%, transparent 60%);
  border-radius: 50%;
}

.lighthouse-island {
  position: absolute;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  width: 250px;
  height: 35px;
  background: linear-gradient(to top, #010106, #090915);
  border-radius: 50% 50% 0 0;
  box-shadow: 0 5px 25px rgba(0, 0, 0, 0.9);
}

.lighthouse-tower {
  position: absolute;
  bottom: 45px;
  left: 50%;
  transform: translateX(-50%);
  width: 66px;
  height: 230px;
  background: linear-gradient(90deg, #090d16 0%, #151d2a 40%, #2b384e 70%, #090d16 100%);
  clip-path: polygon(18% 0%, 82% 0%, 100% 100%, 0% 100%);
  border-bottom: 5px solid #090d16;
}

.lighthouse-tower::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: repeating-linear-gradient(
    transparent,
    transparent 35px,
    rgba(129, 140, 248, 0.15) 35px,
    rgba(129, 140, 248, 0.15) 70px
  );
  clip-path: polygon(18% 0%, 82% 0%, 100% 100%, 0% 100%);
}

.lighthouse-platform {
  position: absolute;
  bottom: 275px;
  left: 50%;
  transform: translateX(-50%);
  width: 76px;
  height: 8px;
  background: #090d16;
  border-radius: 2px;
}

.lighthouse-railing {
  position: absolute;
  bottom: 283px;
  left: 50%;
  transform: translateX(-50%);
  width: 70px;
  height: 10px;
  border: 1px solid #1e293b;
  border-bottom: none;
  background: repeating-linear-gradient(90deg, transparent, transparent 7px, #1e293b 7px, #1e293b 9px);
}

.lighthouse-glass {
  position: absolute;
  bottom: 293px;
  left: 50%;
  transform: translateX(-50%);
  width: 40px;
  height: 35px;
  background: rgba(34, 211, 238, 0.15);
  border: 2px solid #0f172a;
  border-bottom: none;
}

.lighthouse-roof {
  position: absolute;
  bottom: 328px;
  left: 50%;
  transform: translateX(-50%);
  width: 46px;
  height: 22px;
  background: #090d16;
  clip-path: polygon(50% 0%, 100% 100%, 0% 100%);
}

.lighthouse-dome {
  position: absolute;
  bottom: 350px;
  left: 50%;
  transform: translateX(-50%);
  width: 4px;
  height: 4px;
  background: var(--accent);
  border-radius: 50%;
  box-shadow: 0 0 10px var(--accent-glow);
}

.lighthouse-glow {
  position: absolute;
  bottom: 305px;
  left: 50%;
  transform: translate(-50%, -10px);
  width: 20px;
  height: 20px;
  background: #fff;
  border-radius: 50%;
  box-shadow: 
    0 0 15px 3px #fff,
    0 0 35px 10px var(--accent-glow),
    0 0 70px 25px rgba(245, 158, 11, 0.25);
  z-index: 2;
}

.lighthouse-beam {
  position: absolute;
  bottom: 305px;
  left: 50%;
  transform-origin: 0% 50%;
  width: 350px;
  height: 80px;
  margin-top: -40px;
  background: conic-gradient(
    from 90deg at 0% 50%,
    rgba(245, 158, 11, 0.55) 0deg,
    rgba(245, 158, 11, 0.15) 20deg,
    rgba(245, 158, 11, 0) 45deg,
    rgba(245, 158, 11, 0) 315deg,
    rgba(245, 158, 11, 0.15) 340deg,
    rgba(245, 158, 11, 0.55) 360deg
  );
  filter: blur(4px);
  z-index: 1;
  animation: rotateBeam 8s linear infinite;
  pointer-events: none;
}

@keyframes rotateBeam {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

/* Section Header (新排版，更现代) */
.section-title {
  text-align: left;
  margin-bottom: 60px;
  max-width: 800px;
}

.section-title h2 {
  font-size: 42px;
  background: linear-gradient(to right, #fff, #c7d2fe, var(--primary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 16px;
}

.section-title p {
  color: var(--text-muted);
  font-size: 17px;
  line-height: 1.6;
}

/* Features - Asymmetric Grid Layout (非对称网格) */
.features {
  padding: 100px 0;
  position: relative;
}

.features-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 30px;
}

.features-left {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 30px;
}

.features-right-panel {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 40px;
  border-left: 2px dashed rgba(129, 140, 248, 0.2);
}

.features-right-panel h3 {
  font-size: 28px;
  margin-bottom: 20px;
  color: var(--secondary);
}

.feature-card {
  padding: 35px 30px;
}

.feature-icon {
  width: 50px;
  height: 50px;
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
  background: rgba(129, 140, 248, 0.08);
  border: 1px solid rgba(129, 140, 248, 0.15);
  color: var(--secondary);
  filter: drop-shadow(0 0 8px rgba(34, 211, 238, 0.2));
}

.feature-card h4 {
  font-size: 18px;
  margin-bottom: 12px;
}

.feature-card p {
  color: var(--text-muted);
  font-size: 14px;
  line-height: 1.6;
}

/* Pricing - Horizontal Comparison Matrix (对比矩阵价格表) */
.pricing {
  padding: 100px 0;
  position: relative;
}

.pricing-matrix-container {
  overflow-x: auto;
  margin-top: 40px;
}

.pricing-table {
  width: 100%;
  min-width: 850px;
  border-collapse: collapse;
  background: var(--glass);
  border: 1px solid var(--glass-border);
  border-radius: 20px;
  overflow: hidden;
  backdrop-filter: blur(20px);
}

.pricing-table th, .pricing-table td {
  padding: 24px 30px;
  text-align: center;
  border-bottom: 1px solid var(--glass-border);
}

.pricing-table th {
  background: rgba(255, 255, 255, 0.01);
  font-family: 'Space Grotesk', sans-serif;
  font-size: 18px;
  font-weight: 700;
}

.pricing-table td.feature-label {
  text-align: left;
  font-weight: 500;
  color: var(--text-muted);
}

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

.pricing-table .col-highlight {
  background: rgba(129, 140, 248, 0.02);
  border-left: 1px solid rgba(129, 140, 248, 0.15);
  border-right: 1px solid rgba(129, 140, 248, 0.15);
}

.pricing-table tr.price-row td {
  font-size: 32px;
  font-weight: 800;
  font-family: 'Space Grotesk', sans-serif;
}

.pricing-table tr.price-row td span {
  font-size: 14px;
  font-weight: 500;
  color: var(--text-muted);
}

/* Infinite Marquee for Reviews (无限滚动跑马灯) */
.reviews {
  padding: 100px 0;
  overflow: hidden;
  position: relative;
}

.marquee-wrapper {
  display: flex;
  flex-direction: column;
  gap: 24px;
  width: 100%;
  margin-top: 40px;
}

.marquee-track-1, .marquee-track-2 {
  display: flex;
  gap: 24px;
  width: max-content;
  will-change: transform;
}

.marquee-track-1 {
  animation: marqueeLeft 30s linear infinite;
}

.marquee-track-2 {
  animation: marqueeRight 30s linear infinite;
}

.marquee-track-1:hover, .marquee-track-2:hover {
  animation-play-state: paused;
}

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

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

.review-card-modern {
  width: 380px;
  padding: 30px;
  flex-shrink: 0;
}

.review-card-modern .review-stars {
  color: var(--accent);
  margin-bottom: 12px;
}

.review-card-modern p {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.6;
  font-style: italic;
  margin-bottom: 20px;
  white-space: normal;
}

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

.user-avatar-small {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  color: #02020b;
  font-size: 14px;
}

.user-meta-small h5 {
  font-size: 14px;
  margin-bottom: 1px;
}

.user-meta-small span {
  font-size: 11px;
  color: var(--text-muted);
}

/* Articles Section (非对称瀑布流 / 大小交替布局) */
.articles-section {
  padding: 100px 0;
}

.articles-grid-asymmetric {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
  margin-top: 40px;
}

.article-card-asymmetric {
  display: flex;
  flex-direction: column;
  overflow: hidden;
  height: 100%;
}

.article-card-asymmetric.featured-span {
  grid-column: span 2;
  flex-direction: row;
}

.article-card-asymmetric.featured-span .article-body-asymmetric {
  padding: 40px;
  width: 100%;
}

.article-body-asymmetric {
  padding: 30px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.article-tag-modern {
  display: inline-block;
  align-self: flex-start;
  padding: 2px 10px;
  font-size: 11px;
  font-weight: 600;
  color: var(--secondary);
  background: rgba(34, 211, 238, 0.08);
  border: 1px solid rgba(34, 211, 238, 0.15);
  border-radius: 4px;
  margin-bottom: 16px;
}

.article-title-modern {
  font-size: 19px;
  margin-bottom: 12px;
  line-height: 1.4;
}

.article-title-modern a {
  color: var(--text-main);
  text-decoration: none;
  transition: var(--transition);
}

.article-title-modern a:hover {
  color: var(--secondary);
}

.article-excerpt-modern {
  color: var(--text-muted);
  font-size: 13.5px;
  margin-bottom: 24px;
  line-height: 1.6;
  flex-grow: 1;
}

.article-footer-modern {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: 1px solid var(--glass-border);
  padding-top: 16px;
  font-size: 12px;
  color: var(--text-muted);
}

.article-link-modern {
  color: var(--primary);
  text-decoration: none;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 4px;
  transition: var(--transition);
}

.article-link-modern:hover {
  color: var(--secondary);
  gap: 8px;
}

/* FAQ Dashboard (双列网格卡片) */
.faq {
  padding: 100px 0;
}

.faq-grid-dashboard {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-top: 40px;
}

.faq-card-dashboard {
  padding: 30px;
}

.faq-card-dashboard h4 {
  font-size: 18px;
  color: var(--text-main);
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.faq-card-dashboard h4 svg {
  color: var(--secondary);
  flex-shrink: 0;
}

.faq-card-dashboard p {
  color: var(--text-muted);
  font-size: 14.5px;
  line-height: 1.6;
}

/* CTA Banner */
.cta-banner {
  padding: 80px 0;
  text-align: center;
}

.cta-box-modern {
  padding: 60px 40px;
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(129, 140, 248, 0.2);
  background: linear-gradient(135deg, rgba(129, 140, 248, 0.05) 0%, rgba(34, 211, 238, 0.02) 100%);
}

.cta-box-modern h2 {
  font-size: 38px;
  margin-bottom: 16px;
  background: linear-gradient(to right, #fff, #c7d2fe);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.cta-box-modern p {
  font-size: 16px;
  color: var(--text-muted);
  margin-bottom: 32px;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

/* 文章详情页专用排版 (ProgressBar + 左目录 + 右正文) */
.reading-progress-container {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  z-index: 105;
  background: rgba(255,255,255,0.05);
}

.reading-progress-bar {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--primary), var(--secondary));
  transition: width 0.1s ease;
}

.article-detail-layout {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 50px;
  align-items: start;
  padding-top: 140px;
  padding-bottom: 100px;
}

.article-sidebar-sticky {
  position: sticky;
  top: 120px;
  padding: 30px;
}

.article-sidebar-sticky h3 {
  font-size: 16px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--secondary);
  margin-bottom: 20px;
  border-bottom: 1px solid var(--glass-border);
  padding-bottom: 8px;
}

.toc-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.toc-link {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 14px;
  transition: var(--transition);
}

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

.article-detail-content {
  padding: 50px;
}

.article-detail-content h1 {
  font-size: 38px;
  margin-bottom: 20px;
  line-height: 1.3;
}

/* Footer */
footer {
  background: #010107;
  border-top: 1px solid var(--glass-border);
  padding: 80px 0 30px;
  font-size: 13.5px;
  color: var(--text-muted);
}

.footer-grid-asymmetric {
  display: grid;
  grid-template-columns: 1.5fr repeat(3, 1fr);
  gap: 50px;
  margin-bottom: 50px;
}

.footer-info p {
  margin-top: 16px;
  max-width: 300px;
  line-height: 1.6;
}

.footer-column h4 {
  color: var(--text-main);
  font-size: 15px;
  margin-bottom: 24px;
}

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

.footer-links li {
  margin-bottom: 12px;
}

.footer-links a {
  color: var(--text-muted);
  text-decoration: none;
  transition: var(--transition);
}

.footer-links a:hover {
  color: var(--secondary);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.04);
  padding-top: 30px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

/* Mobile Toggle */
.mobile-toggle {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 26px;
  height: 18px;
  background: transparent;
  border: none;
  cursor: pointer;
  z-index: 110;
}

.mobile-toggle span {
  width: 100%;
  height: 2px;
  background-color: var(--text-main);
  border-radius: 4px;
  transition: var(--transition);
}

/* Responsive Styles */
@media (max-width: 992px) {
  .hero-grid {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 40px;
  }
  .hero-content p {
    margin-left: auto;
    margin-right: auto;
  }
  .hero-cta {
    justify-content: center;
  }
  .features-grid {
    grid-template-columns: 1fr;
  }
  .features-right-panel {
    border-left: none;
    border-top: 2px dashed rgba(129, 140, 248, 0.2);
    padding: 40px 0 0 0;
    margin-top: 20px;
  }
  .article-detail-layout {
    grid-template-columns: 1fr;
  }
  .article-sidebar-sticky {
    position: relative;
    top: 0;
    margin-bottom: 30px;
  }
  .footer-grid-asymmetric {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  header {
    width: 95%;
    top: 15px;
  }
  .nav-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 260px;
    height: 100vh;
    background: rgba(6, 6, 24, 0.98);
    backdrop-filter: blur(20px);
    flex-direction: column;
    padding: 100px 40px;
    transition: var(--transition);
    border-left: 1px solid var(--glass-border);
    border-radius: 0 50px 50px 0;
  }
  .nav-menu.active {
    right: 0;
  }
  .mobile-toggle {
    display: flex;
  }
  .mobile-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(4px, 4px);
  }
  .mobile-toggle.active span:nth-child(2) {
    opacity: 0;
  }
  .mobile-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -6px);
  }
  .features-left {
    grid-template-columns: 1fr;
  }
  .articles-grid-asymmetric {
    grid-template-columns: 1fr;
  }
  .article-card-asymmetric.featured-span {
    grid-column: span 1;
    flex-direction: column;
  }
  .faq-grid-dashboard {
    grid-template-columns: 1fr;
  }
  .footer-grid-asymmetric {
    grid-template-columns: 1fr;
  }
  .footer-bottom {
    flex-direction: column;
    gap: 16px;
    text-align: center;
  }
  .hero-content h1 {
    font-size: 36px;
  }
}

/* Breadcrumb Navigation Styles */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  list-style: none !important;
  font-size: 14px;
  color: var(--text-muted);
  margin-bottom: 24px;
  padding: 0;
}

.breadcrumb li {
  list-style-type: none !important;
  display: inline-flex;
  align-items: center;
}

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

.breadcrumb a:hover {
  color: var(--secondary);
}