/* 泡芙云机场 - Sweet Cyber & Cream Splatter Design System */
:root {
  --bg-main: #0b0c12;
  --bg-card: #141622;
  --bg-card-hover: #1b1e2e;
  --bg-glass: rgba(20, 22, 34, 0.75);
  
  --electric-cream: #fff275;
  --electric-yellow: #ffe600;
  --neon-pink: #ff2e93;
  --neon-pink-glow: rgba(255, 46, 147, 0.6);
  --cyber-cyan: #00f0ff;
  
  --text-main: #f3f4f8;
  --text-muted: #9aa1b9;
  --text-dim: #626982;
  
  --border-light: rgba(255, 242, 117, 0.12);
  --border-pink: rgba(255, 46, 147, 0.25);
  --border-active: rgba(255, 242, 117, 0.5);
  
  --font-sans: 'Outfit', 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --font-mono: 'JetBrains Mono', Consolas, Monaco, monospace;

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 22px;
  --radius-jelly: 30px;
  
  --shadow-jelly: 0 8px 32px rgba(255, 46, 147, 0.25), inset 0 2px 8px rgba(255, 242, 117, 0.4);
  --shadow-glow: 0 0 30px rgba(255, 242, 117, 0.25);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  background-color: var(--bg-main);
  color: var(--text-main);
  font-family: var(--font-sans);
  line-height: 1.6;
}

body {
  overflow-x: hidden;
  background: radial-gradient(circle at 10% 20%, rgba(255, 46, 147, 0.08) 0%, transparent 40%),
              radial-gradient(circle at 90% 80%, rgba(255, 242, 117, 0.07) 0%, transparent 50%),
              var(--bg-main);
  min-height: 100vh;
  position: relative;
}

/* Cyber Splatter Canvas Background */
#splatter-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  pointer-events: none;
  z-index: 0;
  opacity: 0.65;
}

/* Container */
.container {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 24px;
  position: relative;
  z-index: 2;
}

/* Navbar */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 100;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  background: rgba(11, 12, 18, 0.82);
  border-bottom: 1px solid rgba(255, 242, 117, 0.1);
  transition: all 0.3s ease;
}

.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  font-size: 1.4rem;
  font-weight: 800;
  color: #fff;
  letter-spacing: 0.5px;
}

.brand-logo .logo-icon {
  width: 42px;
  height: 42px;
  background: linear-gradient(135deg, var(--electric-cream), var(--neon-pink));
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  box-shadow: 0 0 18px rgba(255, 46, 147, 0.5);
  animation: pulse-glow 3s infinite alternate;
}

.brand-logo span.highlight {
  color: var(--electric-cream);
  text-shadow: 0 0 12px rgba(255, 242, 117, 0.5);
}

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

.nav-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.98rem;
  font-weight: 500;
  transition: color 0.25s, text-shadow 0.25s;
  position: relative;
}

.nav-links a:hover, .nav-links a.active {
  color: var(--electric-cream);
  text-shadow: 0 0 8px rgba(255, 242, 117, 0.4);
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -6px;
  left: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--electric-cream), var(--neon-pink));
  transition: width 0.3s ease;
  border-radius: 2px;
}

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

/* Semi-transparent Glowing Jelly Buttons */
.btn-jelly {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 12px 28px;
  border-radius: var(--radius-jelly);
  font-weight: 700;
  font-size: 0.98rem;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.35s cubic-bezier(0.25, 1, 0.5, 1);
  border: 1px solid rgba(255, 255, 255, 0.25);
  position: relative;
  overflow: hidden;
}

.btn-jelly-primary {
  background: linear-gradient(135deg, rgba(255, 46, 147, 0.85), rgba(255, 230, 0, 0.85));
  color: #0d0e15;
  box-shadow: 0 6px 25px rgba(255, 46, 147, 0.4), inset 0 2px 6px rgba(255, 255, 255, 0.6);
}

.btn-jelly-primary:hover {
  transform: translateY(-3px) scale(1.03);
  box-shadow: 0 12px 35px rgba(255, 46, 147, 0.65), inset 0 2px 10px rgba(255, 255, 255, 0.9), 0 0 20px rgba(255, 242, 117, 0.6);
  background: linear-gradient(135deg, rgba(255, 46, 147, 0.95), rgba(255, 242, 117, 0.95));
}

.btn-jelly-secondary {
  background: rgba(27, 30, 46, 0.7);
  color: var(--electric-cream);
  border: 1px solid rgba(255, 242, 117, 0.3);
  backdrop-filter: blur(10px);
}

.btn-jelly-secondary:hover {
  transform: translateY(-2px);
  border-color: var(--electric-cream);
  background: rgba(255, 242, 117, 0.15);
  box-shadow: 0 0 20px rgba(255, 242, 117, 0.3);
}

.btn-lg {
  padding: 16px 36px;
  font-size: 1.1rem;
}

/* Liquid Ripple Glow effect on buttons */
.btn-jelly::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.4) 0%, transparent 60%);
  opacity: 0;
  transform: scale(0.5);
  transition: transform 0.5s ease, opacity 0.5s ease;
}

.btn-jelly:hover::before {
  opacity: 1;
  transform: scale(1);
}

/* Hero Section */
.hero {
  padding: 160px 0 90px;
  position: relative;
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 48px;
  align-items: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  border-radius: 20px;
  background: rgba(255, 46, 147, 0.12);
  border: 1px solid rgba(255, 46, 147, 0.3);
  color: var(--neon-pink);
  font-size: 0.88rem;
  font-weight: 600;
  margin-bottom: 24px;
}

.hero-badge .sparkle {
  color: var(--electric-cream);
  animation: pulse-glow 2s infinite alternate;
}

.hero-title {
  font-size: 3.2rem;
  line-height: 1.15;
  font-weight: 900;
  margin-bottom: 24px;
  letter-spacing: -1px;
}

.hero-title .text-gradient {
  background: linear-gradient(135deg, var(--electric-cream) 0%, var(--neon-pink) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-desc {
  font-size: 1.15rem;
  color: var(--text-muted);
  margin-bottom: 36px;
  max-width: 600px;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 18px;
  flex-wrap: wrap;
  margin-bottom: 40px;
}

.hero-stats {
  display: flex;
  gap: 36px;
  padding-top: 24px;
  border-top: 1px solid rgba(255, 242, 117, 0.1);
}

.stat-item h4 {
  font-size: 1.6rem;
  color: var(--electric-cream);
  font-weight: 800;
}

.stat-item p {
  font-size: 0.85rem;
  color: var(--text-dim);
}

/* Hard Tech Frame Hero Card */
.cyber-card-frame {
  position: relative;
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: 24px;
  border: 1px solid var(--border-light);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
  overflow: hidden;
}

.cyber-card-frame::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--electric-cream), var(--neon-pink), var(--cyber-cyan));
}

.cyber-card-frame img {
  width: 100%;
  height: auto;
  border-radius: var(--radius-md);
  display: block;
  object-fit: cover;
}

/* Liquid Highlight Drops Overlay */
.liquid-drop {
  position: absolute;
  width: 8px;
  height: 24px;
  background: linear-gradient(180deg, var(--electric-cream), var(--neon-pink));
  border-radius: 4px;
  filter: blur(1px);
  animation: drop-slide 4s infinite ease-in-out;
  opacity: 0.7;
}

@keyframes drop-slide {
  0% { transform: translateY(-20px); opacity: 0; }
  50% { opacity: 0.9; }
  100% { transform: translateY(300px); opacity: 0; }
}

@keyframes pulse-glow {
  0% { transform: scale(1); box-shadow: 0 0 10px rgba(255, 46, 147, 0.4); }
  100% { transform: scale(1.05); box-shadow: 0 0 25px rgba(255, 242, 117, 0.7); }
}

/* Section Header */
.section-header {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 60px;
}

.section-tag {
  display: inline-block;
  color: var(--neon-pink);
  font-weight: 700;
  font-size: 0.9rem;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  margin-bottom: 12px;
}

.section-title {
  font-size: 2.3rem;
  font-weight: 800;
  color: #fff;
  margin-bottom: 16px;
}

.section-subtitle {
  color: var(--text-muted);
  font-size: 1.05rem;
}

/* Feature Cards Grid */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 28px;
}

.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 32px 28px;
  transition: all 0.35s ease;
  position: relative;
  overflow: hidden;
}

.feature-card:hover {
  transform: translateY(-6px);
  border-color: var(--border-pink);
  box-shadow: 0 12px 30px rgba(255, 46, 147, 0.15);
  background: var(--bg-card-hover);
}

.feature-icon {
  width: 54px;
  height: 54px;
  background: rgba(255, 242, 117, 0.1);
  border: 1px solid rgba(255, 242, 117, 0.25);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  margin-bottom: 22px;
  color: var(--electric-cream);
}

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

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

/* Pricing Section - Exact Specs from Reference Screenshot */
.pricing-section {
  padding: 90px 0;
  background: radial-gradient(ellipse at center, rgba(255, 46, 147, 0.05) 0%, transparent 70%);
}

.pricing-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
  max-width: 1080px;
  margin: 0 auto;
}

.pricing-card {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 28px 36px;
  display: grid;
  grid-template-columns: 260px 1fr 220px;
  align-items: center;
  gap: 24px;
  position: relative;
  transition: all 0.3s ease;
}

.pricing-card:hover {
  border-color: var(--electric-cream);
  box-shadow: 0 10px 30px rgba(255, 242, 117, 0.15);
  transform: scale(1.01);
}

.pricing-card.featured {
  border: 2px solid var(--neon-pink);
  box-shadow: 0 10px 40px rgba(255, 46, 147, 0.25);
  background: linear-gradient(135deg, rgba(20, 22, 34, 0.95), rgba(30, 24, 45, 0.95));
}

.featured-badge {
  position: absolute;
  top: -14px;
  right: 36px;
  background: linear-gradient(90deg, #ff2e93, #ff6584);
  color: #fff;
  font-size: 0.82rem;
  font-weight: 700;
  padding: 4px 14px;
  border-radius: 20px;
  box-shadow: 0 4px 12px rgba(255, 46, 147, 0.4);
}

.plan-info h3 {
  font-size: 1.35rem;
  font-weight: 800;
  color: #fff;
  margin-bottom: 6px;
}

.plan-info p {
  color: var(--text-dim);
  font-size: 0.88rem;
}

.plan-features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px 24px;
}

.feature-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.92rem;
  color: var(--text-muted);
}

.feature-item .check {
  color: var(--electric-cream);
  font-weight: bold;
}

.plan-price-action {
  text-align: right;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 12px;
}

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

.price-currency {
  font-size: 1.2rem;
  font-weight: 800;
  color: #fff;
}

.price-amount {
  font-size: 2.2rem;
  font-weight: 900;
  color: #fff;
  letter-spacing: -1px;
}

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

/* Tutorials Preview & Tabbed Section */
.tutorial-tabs-header {
  display: flex;
  justify-content: center;
  gap: 14px;
  margin-bottom: 40px;
  flex-wrap: wrap;
}

.tab-btn {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  color: var(--text-muted);
  padding: 10px 24px;
  border-radius: 30px;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
}

.tab-btn:hover, .tab-btn.active {
  background: var(--electric-cream);
  color: #0b0c12;
  border-color: var(--electric-cream);
  box-shadow: 0 0 16px rgba(255, 242, 117, 0.4);
}

.tutorial-content-pane {
  display: none;
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 36px;
}

.tutorial-content-pane.active {
  display: block;
}

.tutorial-step-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.step-item {
  display: flex;
  gap: 20px;
}

.step-number {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--electric-cream), var(--neon-pink));
  color: #000;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.step-body h4 {
  color: #fff;
  font-size: 1.1rem;
  margin-bottom: 6px;
}

.step-body p {
  color: var(--text-muted);
  font-size: 0.95rem;
}

.step-code {
  background: #08090e;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 8px;
  padding: 12px 16px;
  font-family: var(--font-mono);
  color: var(--electric-cream);
  font-size: 0.88rem;
  margin-top: 10px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.copy-btn {
  background: rgba(255, 255, 255, 0.1);
  border: none;
  color: #fff;
  padding: 4px 10px;
  border-radius: 4px;
  cursor: pointer;
  font-size: 0.75rem;
}

.copy-btn:hover {
  background: var(--neon-pink);
}

/* User Reviews Section */
.reviews-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
}

.review-card {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 28px;
  position: relative;
}

.review-stars {
  color: #ffc107;
  margin-bottom: 14px;
  font-size: 1.1rem;
}

.review-text {
  color: var(--text-muted);
  font-size: 0.95rem;
  margin-bottom: 20px;
  font-style: italic;
}

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

.user-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--neon-pink), var(--electric-cream));
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: bold;
  color: #000;
}

.user-info h5 {
  color: #fff;
  font-size: 0.98rem;
}

.user-info span {
  color: var(--text-dim);
  font-size: 0.82rem;
}

/* Accordion FAQ */
.faq-accordion {
  max-width: 900px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: border-color 0.3s ease;
}

.faq-item.active {
  border-color: var(--border-pink);
}

.faq-question {
  padding: 22px 28px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  font-weight: 700;
  font-size: 1.05rem;
  color: #fff;
  user-select: none;
}

.faq-question:hover {
  color: var(--electric-cream);
}

.faq-icon {
  font-size: 1.3rem;
  transition: transform 0.3s ease;
  color: var(--electric-cream);
}

.faq-item.active .faq-icon {
  transform: rotate(45deg);
  color: var(--neon-pink);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease, padding 0.35s ease;
  padding: 0 28px;
  color: var(--text-muted);
  font-size: 0.96rem;
  border-top: 1px solid transparent;
}

.faq-item.active .faq-answer {
  max-height: 500px;
  padding: 0 28px 24px;
  border-top-color: rgba(255, 255, 255, 0.05);
}

/* Article Cards Grid */
.articles-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 28px;
}

.article-card {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform 0.3s ease, border-color 0.3s ease;
}

.article-card:hover {
  transform: translateY(-5px);
  border-color: var(--border-pink);
}

.article-cover {
  height: 180px;
  background: #10121b;
  position: relative;
  overflow: hidden;
}

.article-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.article-tag {
  position: absolute;
  top: 14px;
  left: 14px;
  background: rgba(11, 12, 18, 0.85);
  border: 1px solid var(--electric-cream);
  color: var(--electric-cream);
  font-size: 0.78rem;
  padding: 4px 10px;
  border-radius: 12px;
  font-weight: 600;
}

.article-body {
  padding: 24px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.article-body h3 {
  font-size: 1.15rem;
  color: #fff;
  margin-bottom: 12px;
  line-height: 1.4;
}

.article-body p {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-bottom: 20px;
  flex-grow: 1;
}

.article-link {
  color: var(--electric-cream);
  text-decoration: none;
  font-weight: 700;
  font-size: 0.9rem;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.article-link:hover {
  color: var(--neon-pink);
}

/* Article Detail Page Specific Styles */
.article-header {
  padding: 140px 0 40px;
  text-align: center;
  max-width: 900px;
  margin: 0 auto;
}

.article-meta {
  display: flex;
  justify-content: center;
  gap: 20px;
  color: var(--text-dim);
  font-size: 0.9rem;
  margin-top: 16px;
}

.article-content-wrapper {
  max-width: 860px;
  margin: 0 auto;
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 48px;
  color: #d1d5db;
  font-size: 1.05rem;
  line-height: 1.8;
}

.article-content-wrapper h2 {
  color: #fff;
  font-size: 1.65rem;
  margin: 36px 0 16px;
  padding-bottom: 10px;
  border-bottom: 1px solid rgba(255, 242, 117, 0.15);
}

.article-content-wrapper h3 {
  color: var(--electric-cream);
  font-size: 1.3rem;
  margin: 28px 0 14px;
}

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

.article-content-wrapper ul, .article-content-wrapper ol {
  margin: 0 0 20px 24px;
}

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

.article-content-wrapper blockquote {
  border-left: 4px solid var(--neon-pink);
  background: rgba(255, 46, 147, 0.08);
  padding: 16px 20px;
  margin: 24px 0;
  border-radius: 0 8px 8px 0;
  font-style: italic;
}

.article-content-wrapper code {
  background: #08090e;
  color: var(--electric-cream);
  padding: 2px 8px;
  border-radius: 4px;
  font-family: var(--font-mono);
  font-size: 0.9em;
}

.article-content-wrapper pre {
  background: #08090e;
  padding: 20px;
  border-radius: 12px;
  overflow-x: auto;
  margin: 24px 0;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.article-content-wrapper pre code {
  padding: 0;
  background: none;
}

/* Related Recommendations & Article CTA */
.article-cta-box {
  margin: 48px 0 32px;
  background: linear-gradient(135deg, rgba(255, 46, 147, 0.15), rgba(255, 242, 117, 0.15));
  border: 1px solid var(--neon-pink);
  border-radius: var(--radius-md);
  padding: 32px;
  text-align: center;
}

.article-cta-box h3 {
  color: #fff;
  font-size: 1.4rem;
  margin-bottom: 12px;
}

/* Footer */
.footer {
  background: #06070a;
  border-top: 1px solid rgba(255, 242, 117, 0.1);
  padding: 70px 0 30px;
  margin-top: 100px;
  color: var(--text-muted);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}

.footer-brand p {
  margin-top: 16px;
  font-size: 0.9rem;
  color: var(--text-dim);
  max-width: 320px;
}

.footer-col h4 {
  color: #fff;
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 20px;
}

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

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

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

.footer-bottom {
  padding-top: 30px;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.85rem;
  color: var(--text-dim);
}

/* Mobile Responsiveness */
@media (max-width: 992px) {
  .hero-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .hero-desc {
    margin-left: auto;
    margin-right: auto;
  }
  .hero-actions {
    justify-content: center;
  }
  .hero-stats {
    justify-content: center;
  }
  .pricing-card {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .plan-features {
    grid-template-columns: 1fr;
  }
  .plan-price-action {
    align-items: center;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .hero-title {
    font-size: 2.2rem;
  }
  .nav-links {
    display: none; /* simple mobile toggle via JS */
  }
  .article-content-wrapper {
    padding: 24px;
  }
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .footer-bottom {
    flex-direction: column;
    gap: 12px;
    text-align: center;
  }
}