/* ==========================================================================
   YKKCLOUD - 极简超快 原生轻量样式表 (Soft Glassmorphism)
   设计风格：柔和极光流体渐变背景、毛玻璃悬浮胶囊、微噪点轻盈质感、全端自适应
   ========================================================================== */

:root {
  --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --bg-base: #f9fafc;
  --text-primary: #191c21;
  --text-secondary: #58606e;
  --text-muted: #8c96a5;
  --primary-accent: #6366f1;
  --primary-gradient: linear-gradient(135deg, #7c3aed 0%, #3b82f6 50%, #06b6d4 100%);
  --peach-gradient: linear-gradient(135deg, #ff8a7a 0%, #f43f5e 100%);
  --glass-bg: rgba(255, 255, 255, 0.72);
  --glass-bg-hover: rgba(255, 255, 255, 0.88);
  --glass-border: rgba(255, 255, 255, 0.85);
  --glass-border-subtle: rgba(226, 232, 240, 0.7);
  --glass-shadow: 0 20px 40px -15px rgba(99, 102, 241, 0.08), 0 0 1px 1px rgba(255, 255, 255, 0.9) inset;
  --glass-shadow-lg: 0 30px 60px -20px rgba(99, 102, 241, 0.16), 0 0 1px 1px rgba(255, 255, 255, 0.9) inset;
  --card-radius: 24px;
  --pill-radius: 9999px;
  --transition-smooth: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-family);
  background-color: var(--bg-base);
  color: var(--text-primary);
  line-height: 1.65;
  overflow-x: hidden;
  position: relative;
  min-height: 100vh;
}

/* 极光网格渐变流动背景 (Aurora Gradient Mesh) */
.aurora-bg {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: -2;
  overflow: hidden;
  pointer-events: none;
}

.aurora-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(90px);
  opacity: 0.65;
  animation: floatOrb 20s infinite alternate ease-in-out;
}

.orb-violet {
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(167, 139, 250, 0.55) 0%, rgba(139, 92, 246, 0.05) 70%);
  top: -100px;
  left: -100px;
  animation-duration: 22s;
}

.orb-cyan {
  width: 550px;
  height: 550px;
  background: radial-gradient(circle, rgba(56, 189, 248, 0.5) 0%, rgba(14, 165, 233, 0.05) 70%);
  top: 25%;
  right: -80px;
  animation-duration: 26s;
}

.orb-peach {
  width: 650px;
  height: 650px;
  background: radial-gradient(circle, rgba(254, 205, 211, 0.7) 0%, rgba(253, 164, 175, 0.1) 70%);
  bottom: -150px;
  left: 20%;
  animation-duration: 24s;
}

@keyframes floatOrb {
  0% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(60px, 40px) scale(1.08); }
  100% { transform: translate(-40px, 80px) scale(0.95); }
}

/* 微噪点质感层 */
.noise-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: -1;
  pointer-events: none;
  opacity: 0.035;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
}

/* 容器与布局 */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* 通用毛玻璃卡片 */
.glass-panel {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  box-shadow: var(--glass-shadow);
  border-radius: var(--card-radius);
  transition: var(--transition-smooth);
}

.glass-panel:hover {
  background: var(--glass-bg-hover);
  box-shadow: var(--glass-shadow-lg);
  transform: translateY(-4px);
}

/* 浮动胶囊导航 (Frosted-glass floating nav pill) */
.header-wrapper {
  position: sticky;
  top: 18px;
  z-index: 100;
  padding: 0 20px;
  margin-bottom: 24px;
}

.floating-nav {
  max-width: 1060px;
  margin: 0 auto;
  background: rgba(255, 255, 255, 0.78);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border: 1px solid rgba(255, 255, 255, 0.9);
  border-radius: var(--pill-radius);
  padding: 10px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  box-shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.08), 0 0 1px 1px rgba(255, 255, 255, 0.9) inset;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--text-primary);
  font-weight: 800;
  font-size: 1.35rem;
  letter-spacing: -0.5px;
}

.brand-badge {
  background: linear-gradient(135deg, #6366f1, #3b82f6);
  color: #fff;
  font-size: 0.65rem;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 20px;
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

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

.nav-links a {
  text-decoration: none;
  color: var(--text-secondary);
  font-size: 0.92rem;
  font-weight: 500;
  transition: var(--transition-smooth);
  position: relative;
}

.nav-links a:hover {
  color: #4f46e5;
}

.nav-links a.active-link {
  color: #4f46e5;
  font-weight: 600;
}

.nav-tag {
  background: rgba(99, 102, 241, 0.1);
  color: #4f46e5;
  font-size: 0.72rem;
  padding: 2px 7px;
  border-radius: 12px;
  margin-left: 4px;
  font-weight: 600;
}

/* 胶囊按钮 (Pill Button) */
.btn-pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 24px;
  border-radius: var(--pill-radius);
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  cursor: pointer;
  transition: var(--transition-smooth);
  border: none;
  outline: none;
  white-space: nowrap;
}

.btn-primary {
  background: linear-gradient(135deg, #4f46e5 0%, #3b82f6 100%);
  color: #ffffff !important;
  box-shadow: 0 10px 25px -6px rgba(79, 70, 229, 0.4);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 28px -6px rgba(79, 70, 229, 0.5);
  background: linear-gradient(135deg, #4338ca 0%, #2563eb 100%);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.85);
  color: var(--text-primary);
  border: 1px solid rgba(226, 232, 240, 0.9);
  backdrop-filter: blur(12px);
}

.btn-secondary:hover {
  background: #ffffff;
  color: #4f46e5;
  border-color: rgba(99, 102, 241, 0.4);
  transform: translateY(-2px);
}

.btn-sm {
  padding: 7px 18px;
  font-size: 0.85rem;
}

.btn-lg {
  padding: 14px 36px;
  font-size: 1.05rem;
}

/* 主视觉区 (Hero Section) */
.hero-section {
  padding: 60px 0 70px;
  text-align: center;
}

.hero-pill-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.8);
  border: 1px solid rgba(226, 232, 240, 0.9);
  border-radius: var(--pill-radius);
  padding: 6px 16px;
  font-size: 0.85rem;
  color: #4f46e5;
  font-weight: 600;
  margin-bottom: 24px;
  box-shadow: 0 4px 15px rgba(99, 102, 241, 0.06);
}

.hero-pill-badge .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #10b981;
  box-shadow: 0 0 8px #10b981;
  animation: pulseDot 2s infinite;
}

@keyframes pulseDot {
  0% { transform: scale(0.95); opacity: 0.8; }
  50% { transform: scale(1.3); opacity: 1; }
  100% { transform: scale(0.95); opacity: 0.8; }
}

.hero-title {
  font-size: 3.4rem;
  font-weight: 800;
  line-height: 1.18;
  letter-spacing: -1.2px;
  color: var(--text-primary);
  max-width: 920px;
  margin: 0 auto 20px;
}

.gradient-word {
  background: linear-gradient(135deg, #4f46e5 0%, #06b6d4 50%, #f43f5e 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
}

.hero-subtitle {
  font-size: 1.25rem;
  font-weight: 600;
  color: #4338ca;
  margin-bottom: 14px;
}

.hero-desc {
  font-size: 1.05rem;
  color: var(--text-secondary);
  max-width: 680px;
  margin: 0 auto 36px;
  line-height: 1.8;
}

.hero-cta-group {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  margin-bottom: 48px;
  flex-wrap: wrap;
}

.hero-guarantee {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
  font-size: 0.84rem;
  color: var(--text-muted);
}

.hero-guarantee span {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

/* 统计卡片 (Stat Cards with Backdrop Blur) */
.hero-stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-top: 50px;
}

.stat-card {
  padding: 24px 20px;
  text-align: center;
}

.stat-number {
  font-size: 2.1rem;
  font-weight: 800;
  color: #1e1b4b;
  margin-bottom: 4px;
  letter-spacing: -0.5px;
}

.stat-number span {
  color: #4f46e5;
  font-size: 1.5rem;
}

.stat-label {
  font-size: 0.86rem;
  color: var(--text-secondary);
  font-weight: 500;
}

/* 通用区块排版 */
.section-wrapper {
  padding: 80px 0;
}

.section-header {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 50px;
}

.section-tag {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  color: #4f46e5;
  letter-spacing: 1px;
  margin-bottom: 12px;
  background: rgba(99, 102, 241, 0.08);
  padding: 4px 14px;
  border-radius: var(--pill-radius);
}

.section-title {
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--text-primary);
  letter-spacing: -0.5px;
  margin-bottom: 14px;
}

.section-desc {
  font-size: 1.02rem;
  color: var(--text-secondary);
}

/* 产品核心优势 3 个图文卡片 */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.feature-card {
  padding: 36px 30px;
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
}

.feature-icon-wrapper {
  width: 60px;
  height: 60px;
  border-radius: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.15) 0%, rgba(59, 130, 246, 0.1) 100%);
  color: #4f46e5;
}

.feature-icon-wrapper svg {
  width: 30px;
  height: 30px;
}

.feature-card h3 {
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 12px;
  color: #1e1b4b;
}

.feature-card p {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 20px;
}

.feature-list {
  list-style: none;
  margin-top: auto;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.feature-list li {
  font-size: 0.88rem;
  color: #475569;
  display: flex;
  align-items: center;
  gap: 8px;
}

.feature-list li svg {
  width: 16px;
  height: 16px;
  color: #10b981;
  flex-shrink: 0;
}

/* 流媒体与 AI 支持图卡 */
.media-ai-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
}

.media-ai-card {
  padding: 36px 32px;
}

.media-ai-card h3 {
  font-size: 1.4rem;
  font-weight: 700;
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.media-ai-card p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  margin-bottom: 26px;
}

.tags-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.service-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  background: rgba(255, 255, 255, 0.85);
  border: 1px solid rgba(226, 232, 240, 0.8);
  border-radius: var(--pill-radius);
  font-size: 0.88rem;
  font-weight: 600;
  color: #334155;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.03);
}

.service-pill .badge-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #10b981;
}

/* 价格对比表 (Pricing) */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 26px;
  align-items: stretch;
}

.pricing-card {
  padding: 38px 30px;
  display: flex;
  flex-direction: column;
  position: relative;
}

.pricing-card.popular {
  border: 2px solid #6366f1;
  background: rgba(255, 255, 255, 0.88);
  transform: scale(1.03);
  box-shadow: 0 25px 50px -12px rgba(99, 102, 241, 0.25);
}

.pricing-card.popular:hover {
  transform: scale(1.05) translateY(-4px);
}

.popular-badge {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, #6366f1, #3b82f6);
  color: #ffffff;
  padding: 4px 16px;
  border-radius: var(--pill-radius);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.5px;
  box-shadow: 0 4px 12px rgba(99, 102, 241, 0.3);
}

.pricing-title {
  font-size: 1.35rem;
  font-weight: 700;
  margin-bottom: 6px;
  color: #1e1b4b;
}

.pricing-sub {
  font-size: 0.86rem;
  color: var(--text-muted);
  margin-bottom: 20px;
}

.price-box {
  display: flex;
  align-items: baseline;
  gap: 4px;
  margin-bottom: 24px;
}

.currency {
  font-size: 1.5rem;
  font-weight: 700;
  color: #4f46e5;
}

.amount {
  font-size: 3rem;
  font-weight: 800;
  color: #1e1b4b;
  letter-spacing: -1px;
}

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

.price-features {
  list-style: none;
  margin-bottom: 32px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  flex-grow: 1;
}

.price-features li {
  font-size: 0.9rem;
  color: #334155;
  display: flex;
  align-items: center;
  gap: 10px;
}

.price-features li svg {
  width: 17px;
  height: 17px;
  color: #4f46e5;
  flex-shrink: 0;
}

/* 用户评价 (Testimonials) */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.testimonial-card {
  padding: 28px 24px;
}

.stars {
  color: #f59e0b;
  display: flex;
  gap: 3px;
  margin-bottom: 14px;
}

.stars svg {
  width: 17px;
  height: 17px;
  fill: currentColor;
}

.testimonial-text {
  font-size: 0.93rem;
  color: #334155;
  line-height: 1.7;
  margin-bottom: 18px;
}

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

.user-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, #a78bfa, #38bdf8);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  font-weight: 700;
  font-size: 0.95rem;
}

.user-meta h4 {
  font-size: 0.92rem;
  font-weight: 700;
  color: #1e1b4b;
}

.user-meta span {
  font-size: 0.78rem;
  color: var(--text-muted);
}

/* 常见问题 (FAQ) */
.faq-list {
  max-width: 820px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.faq-item {
  border-radius: 18px;
  background: var(--glass-bg);
  backdrop-filter: blur(16px);
  border: 1px solid var(--glass-border);
  overflow: hidden;
  transition: var(--transition-smooth);
}

.faq-item summary {
  padding: 20px 24px;
  font-size: 1.05rem;
  font-weight: 600;
  color: #1e1b4b;
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  user-select: none;
}

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

.faq-item summary::after {
  content: "+";
  font-size: 1.4rem;
  font-weight: 400;
  color: #6366f1;
  transition: transform 0.25s ease;
}

.faq-item[open] summary::after {
  content: "−";
  transform: rotate(180deg);
}

.faq-item[open] {
  background: rgba(255, 255, 255, 0.92);
  box-shadow: var(--glass-shadow);
}

.faq-answer {
  padding: 0 24px 22px;
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.75;
}

/* 底部 CTA 条 */
.bottom-cta-banner {
  margin: 70px 0 40px;
  padding: 60px 40px;
  text-align: center;
  position: relative;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.85) 0%, rgba(240, 244, 255, 0.9) 100%);
}

.bottom-cta-banner h2 {
  font-size: 2.2rem;
  font-weight: 800;
  margin-bottom: 14px;
  color: #1e1b4b;
}

.bottom-cta-banner p {
  font-size: 1.05rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto 30px;
}

/* 页脚 (Footer) - 严格只保留四个标题，在新窗口打开 */
.site-footer {
  padding: 40px 0 60px;
  text-align: center;
  border-top: 1px solid rgba(226, 232, 240, 0.8);
  background: rgba(255, 255, 255, 0.4);
  backdrop-filter: blur(10px);
}

.footer-nav {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 36px;
  margin-bottom: 24px;
  flex-wrap: wrap;
}

.footer-nav a {
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 600;
  color: #475569;
  transition: var(--transition-smooth);
}

.footer-nav a:hover {
  color: #4f46e5;
  text-decoration: underline;
}

.footer-copy {
  font-size: 0.82rem;
  color: var(--text-muted);
}

/* 资讯中心与文章详情页通用样式 */
.article-header {
  padding: 40px 0 20px;
  text-align: center;
}

.article-meta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  font-size: 0.88rem;
  color: var(--text-muted);
  margin-bottom: 16px;
}

.article-content {
  max-width: 860px;
  margin: 0 auto;
  padding: 40px 48px;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(24px);
  border: 1px solid var(--glass-border);
  border-radius: var(--card-radius);
  box-shadow: var(--glass-shadow);
  line-height: 1.9;
  color: #2c3442;
}

.article-content h2 {
  font-size: 1.6rem;
  color: #1e1b4b;
  margin: 36px 0 16px;
  padding-bottom: 10px;
  border-bottom: 1px solid rgba(226, 232, 240, 0.8);
}

.article-content h3 {
  font-size: 1.25rem;
  color: #312e81;
  margin: 24px 0 12px;
}

.article-content p {
  margin-bottom: 18px;
  font-size: 1rem;
}

.article-content ul, .article-content ol {
  margin: 16px 0 24px 24px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.article-content li {
  font-size: 0.98rem;
}

.article-callout {
  padding: 20px 24px;
  border-radius: 16px;
  background: rgba(99, 102, 241, 0.08);
  border-left: 4px solid #6366f1;
  margin: 24px 0;
  font-size: 0.95rem;
}

.article-callout.warning {
  background: rgba(245, 158, 11, 0.08);
  border-left-color: #f59e0b;
}

.article-callout.danger {
  background: rgba(239, 68, 68, 0.08);
  border-left-color: #ef4444;
}

.article-content a {
  color: #4f46e5;
  text-decoration: underline;
  font-weight: 500;
}

.articles-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  margin: 40px 0 80px;
}

.article-summary-card {
  padding: 30px 24px;
  display: flex;
  flex-direction: column;
  text-decoration: none;
  color: inherit;
}

.article-summary-card:hover .article-card-title {
  color: #4f46e5;
}

.article-card-date {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: 10px;
}

.article-card-title {
  font-size: 1.18rem;
  font-weight: 700;
  color: #1e1b4b;
  margin-bottom: 12px;
  line-height: 1.45;
  transition: color 0.2s ease;
}

.article-card-excerpt {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.65;
  margin-bottom: 18px;
  flex-grow: 1;
}

.article-card-more {
  font-size: 0.88rem;
  font-weight: 600;
  color: #4f46e5;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

/* ==========================================================================
   响应式媒体查询适配 (@media)
   确保移动端完美单栏显示，按钮适合手指点击（无缝自适应）
   ========================================================================== */

@media (max-width: 1024px) {
  .hero-title {
    font-size: 2.8rem;
  }
  .features-grid,
  .pricing-grid,
  .testimonials-grid,
  .articles-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .hero-stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .header-wrapper {
    top: 10px;
    padding: 0 12px;
  }
  .floating-nav {
    flex-direction: column;
    gap: 12px;
    padding: 12px 18px;
    border-radius: 20px;
  }
  .nav-links {
    flex-wrap: wrap;
    justify-content: center;
    gap: 14px;
    font-size: 0.85rem;
  }
  .hero-section {
    padding: 40px 0 50px;
  }
  .hero-title {
    font-size: 2.2rem;
    letter-spacing: -0.5px;
  }
  .hero-desc {
    font-size: 0.98rem;
  }
  .hero-cta-group {
    flex-direction: column;
    width: 100%;
    gap: 12px;
  }
  .btn-pill {
    width: 100%;
    min-height: 48px; /* 符合移动端拇指操作最佳尺寸 */
  }
  .hero-stats-grid,
  .features-grid,
  .pricing-grid,
  .testimonials-grid,
  .media-ai-container,
  .articles-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  .pricing-card.popular {
    transform: none;
  }
  .pricing-card.popular:hover {
    transform: translateY(-4px);
  }
  .section-title {
    font-size: 1.8rem;
  }
  .article-content {
    padding: 24px 20px;
  }
  .footer-nav {
    flex-direction: column;
    gap: 16px;
  }
}