/* =============================================
   RAFEN Landing Page — Style Sheet
   Color: #1367a4 (primary blue)
   Font: Instrument Sans (Google Fonts)
============================================= */

:root {
  --primary: #1367a4;
  --primary-dark: #0f5689;
  --primary-light: #e7f5ff;
  --primary-mid: #4d9fd4;
  --text: #0f172a;
  --text-soft: #5b6b83;
  --text-muted: #94a3b8;
  --bg: #f4f7fb;
  --surface: #ffffff;
  --border: #d7e1ee;
  --success: #16a34a;
  --radius: 12px;
  --radius-sm: 8px;
  --shadow: 0 4px 24px rgba(19, 103, 164, 0.08);
  --shadow-md: 0 8px 40px rgba(19, 103, 164, 0.14);
}

/* Reset & Base */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: 'Instrument Sans', system-ui, sans-serif;
  color: var(--text);
  background: var(--surface);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }

/* Container */
.container {
  width: 100%;
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ===================== NAVBAR ===================== */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s, box-shadow 0.3s;
}
.navbar.scrolled {
  border-color: var(--border);
  box-shadow: 0 2px 16px rgba(19,103,164,0.08);
}
.navbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
  gap: 32px;
}
.navbar-logo img { height: 32px; width: auto; }
.navbar-nav {
  display: flex;
  align-items: center;
  gap: 8px;
}
.navbar-nav a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-soft);
  padding: 6px 14px;
  border-radius: 8px;
  transition: color 0.2s, background 0.2s;
}
.navbar-nav a:hover { color: var(--primary); background: var(--primary-light); }
.navbar-cta {
  display: flex;
  align-items: center;
  gap: 12px;
}
.btn-nav-login {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-soft);
  padding: 8px 16px;
  border-radius: 8px;
  transition: color 0.2s;
}
.btn-nav-login:hover { color: var(--primary); }
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--primary);
  color: #fff;
  font-weight: 600;
  font-size: 0.9rem;
  padding: 10px 22px;
  border-radius: 10px;
  border: none;
  cursor: pointer;
  transition: background 0.2s, transform 0.15s, box-shadow 0.2s;
  box-shadow: 0 2px 12px rgba(19,103,164,0.25);
}
.btn-primary:hover {
  background: var(--primary-dark);
  transform: translateY(-1px);
  box-shadow: 0 4px 20px rgba(19,103,164,0.35);
}
.btn-primary-outline {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: transparent;
  color: var(--primary);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 12px 28px;
  border-radius: 10px;
  border: 2px solid var(--primary);
  cursor: pointer;
  transition: background 0.2s, color 0.2s;
}
.btn-primary-outline:hover {
  background: var(--primary-light);
}
.btn-lg {
  padding: 16px 36px;
  font-size: 1.05rem;
  border-radius: 12px;
}
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 8px;
  border: none;
  background: none;
}
.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: transform 0.3s, opacity 0.3s;
}

/* ===================== HERO ===================== */
.hero {
  padding: 140px 0 80px;
  background: linear-gradient(160deg, #f0f8ff 0%, #ffffff 60%);
  overflow: hidden;
  position: relative;
}
.hero::before {
  content: '';
  position: absolute;
  top: -200px; right: -200px;
  width: 600px; height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(19,103,164,0.06) 0%, transparent 70%);
  pointer-events: none;
}
.hero-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--primary-light);
  color: var(--primary);
  font-size: 0.82rem;
  font-weight: 600;
  padding: 6px 14px;
  border-radius: 100px;
  margin-bottom: 20px;
  letter-spacing: 0.02em;
}
.hero-badge span.dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--primary);
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.3); }
}
.hero-title {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  line-height: 1.15;
  color: var(--text);
  margin-bottom: 20px;
  letter-spacing: -0.02em;
}
.hero-title .highlight {
  color: var(--primary);
  position: relative;
}
.hero-subtitle {
  font-size: 1.1rem;
  color: var(--text-soft);
  margin-bottom: 36px;
  max-width: 480px;
  line-height: 1.7;
}
.hero-actions {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 40px;
}
.hero-trust {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text-muted);
  font-size: 0.85rem;
}
.hero-trust .check {
  color: var(--success);
  font-weight: 700;
}
.hero-visual {
  position: relative;
}
.hero-card {
  background: var(--surface);
  border-radius: 16px;
  box-shadow: var(--shadow-md);
  padding: 24px;
  border: 1px solid var(--border);
}
.hero-card-header {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 20px;
}
.hero-card-dots {
  display: flex; gap: 6px;
}
.hero-card-dots span {
  width: 10px; height: 10px; border-radius: 50%;
}
.hero-card-dots span:nth-child(1) { background: #ff5f57; }
.hero-card-dots span:nth-child(2) { background: #febc2e; }
.hero-card-dots span:nth-child(3) { background: #28c840; }
.hero-card-title { font-size: 0.8rem; color: var(--text-muted); font-weight: 500; }
.stat-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 16px;
}
.stat-item {
  background: var(--bg);
  border-radius: var(--radius-sm);
  padding: 16px;
}
.stat-label { font-size: 0.75rem; color: var(--text-muted); margin-bottom: 4px; }
.stat-value { font-size: 1.5rem; font-weight: 700; color: var(--primary); }
.stat-sub { font-size: 0.72rem; color: var(--text-muted); }
.mini-chart {
  height: 60px;
  background: linear-gradient(135deg, var(--primary-light) 0%, #dbeeff 100%);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: flex-end;
  gap: 4px;
  padding: 8px;
  overflow: hidden;
}
.mini-bar {
  flex: 1;
  background: var(--primary);
  border-radius: 3px 3px 0 0;
  opacity: 0.7;
  transition: height 0.5s ease;
}
.floating-badge {
  position: absolute;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 10px 14px;
  box-shadow: var(--shadow);
  font-size: 0.8rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 8px;
}
.floating-badge.badge-1 { top: -16px; right: -16px; }
.floating-badge.badge-2 { bottom: 24px; left: -24px; }
.badge-icon { font-size: 1.1rem; }

/* ===================== SECTION BASE ===================== */
section { padding: 88px 0; }
.section-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--primary-light);
  color: var(--primary);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 5px 14px;
  border-radius: 100px;
  margin-bottom: 14px;
}
.section-title {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.2;
  color: var(--text);
  margin-bottom: 14px;
}
.section-sub {
  font-size: 1rem;
  color: var(--text-soft);
  max-width: 560px;
  line-height: 1.7;
}
.text-center { text-align: center; }
.text-center .section-sub { margin: 0 auto; }

/* ===================== FEATURES OVERVIEW ===================== */
.features-overview { background: var(--bg); }
.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 48px;
}
.feature-card {
  background: var(--surface);
  border-radius: var(--radius);
  padding: 28px 24px;
  border: 1px solid var(--border);
  transition: transform 0.2s, box-shadow 0.2s, border-color 0.2s;
}
.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--primary-mid);
}
.feature-icon {
  width: 48px; height: 48px;
  background: var(--primary-light);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
  color: var(--primary);
}
.feature-icon svg { width: 22px; height: 22px; stroke: currentColor; fill: none; }
.feature-card h3 { font-size: 1rem; font-weight: 700; margin-bottom: 8px; }
.feature-card p { font-size: 0.88rem; color: var(--text-soft); line-height: 1.6; }

/* ===================== FEATURE DETAIL ===================== */
.feature-detail { background: var(--surface); }
.feature-detail-block {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 72px;
  align-items: center;
  margin-bottom: 88px;
}
.feature-detail-block:last-child { margin-bottom: 0; }
.feature-detail-block.reverse { direction: rtl; }
.feature-detail-block.reverse > * { direction: ltr; }
.feature-detail-content .section-label { margin-bottom: 12px; }
.feature-detail-content h2 {
  font-size: clamp(1.4rem, 2.5vw, 1.9rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 14px;
  line-height: 1.25;
}
.feature-detail-content p {
  color: var(--text-soft);
  margin-bottom: 24px;
  line-height: 1.7;
}
.check-list { display: flex; flex-direction: column; gap: 10px; }
.check-list li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.92rem;
  color: var(--text-soft);
}
.check-list .chk {
  width: 20px; height: 20px; min-width: 20px;
  background: var(--primary-light);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: 2px;
}
.check-list .chk svg { width: 11px; height: 11px; stroke: var(--primary); fill: none; }
.feature-visual {
  background: linear-gradient(135deg, var(--primary-light) 0%, #dbeeff 100%);
  border-radius: 16px;
  padding: 32px;
  min-height: 260px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}
.feature-visual::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 70% 30%, rgba(19,103,164,0.1), transparent 60%);
}
.visual-mockup {
  background: var(--surface);
  border-radius: 12px;
  padding: 20px;
  box-shadow: var(--shadow-md);
  width: 100%;
  max-width: 320px;
  position: relative;
  z-index: 1;
}
.visual-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 0;
  border-bottom: 1px solid var(--border);
  font-size: 0.82rem;
}
.visual-row:last-child { border-bottom: none; }
.visual-row .label { color: var(--text-muted); }
.visual-row .val { font-weight: 600; color: var(--text); }
.tag-online { background: #dcfce7; color: #16a34a; font-size: 0.72rem; font-weight: 700; padding: 2px 8px; border-radius: 100px; }
.tag-offline { background: #fee2e2; color: #dc2626; font-size: 0.72rem; font-weight: 700; padding: 2px 8px; border-radius: 100px; }
.tag-warning { background: #fef9c3; color: #ca8a04; font-size: 0.72rem; font-weight: 700; padding: 2px 8px; border-radius: 100px; }
.visual-title {
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 12px;
}

/* ===================== PRICING ===================== */
.pricing { background: var(--bg); }
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 48px;
  align-items: start;
}
.pricing-card {
  background: var(--surface);
  border-radius: var(--radius);
  border: 2px solid var(--border);
  padding: 32px 28px;
  position: relative;
  transition: transform 0.2s, box-shadow 0.2s;
}
.pricing-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}
.pricing-card.featured {
  border-color: var(--primary);
  background: linear-gradient(160deg, #f0f8ff 0%, #fff 60%);
  transform: translateY(-8px);
}
.pricing-card.featured:hover { transform: translateY(-12px); }
.popular-badge {
  position: absolute;
  top: -14px; left: 50%;
  transform: translateX(-50%);
  background: var(--primary);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 4px 16px;
  border-radius: 100px;
  white-space: nowrap;
}
.plan-name { font-size: 1rem; font-weight: 700; color: var(--text-soft); margin-bottom: 4px; }
.plan-price {
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--text);
  letter-spacing: -0.03em;
  line-height: 1;
  margin-bottom: 4px;
}
.plan-price span { font-size: 1rem; font-weight: 500; color: var(--text-muted); }
.plan-period { font-size: 0.82rem; color: var(--text-muted); margin-bottom: 20px; }
.plan-limits {
  display: flex;
  gap: 12px;
  margin-bottom: 24px;
  padding: 14px;
  background: var(--bg);
  border-radius: var(--radius-sm);
}
.plan-limit-item { flex: 1; text-align: center; }
.plan-limit-val { font-size: 1.1rem; font-weight: 700; color: var(--primary); }
.plan-limit-label { font-size: 0.7rem; color: var(--text-muted); }
.plan-divider { height: 1px; background: var(--border); margin-bottom: 20px; }
.plan-features { display: flex; flex-direction: column; gap: 10px; margin-bottom: 28px; }
.plan-feature {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.875rem;
  color: var(--text-soft);
}
.plan-feature .chk {
  width: 18px; height: 18px; min-width: 18px;
  background: #dcfce7;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: 2px;
}
.plan-feature .chk svg { width: 10px; height: 10px; stroke: #16a34a; fill: none; }
.plan-btn {
  display: block;
  width: 100%;
  text-align: center;
  padding: 14px;
  border-radius: var(--radius-sm);
  font-weight: 700;
  font-size: 0.95rem;
  transition: all 0.2s;
  cursor: pointer;
  border: 2px solid var(--primary);
  color: var(--primary);
  background: transparent;
}
.plan-btn:hover { background: var(--primary-light); }
.plan-btn.featured-btn {
  background: var(--primary);
  color: #fff;
  box-shadow: 0 4px 16px rgba(19,103,164,0.3);
}
.plan-btn.featured-btn:hover {
  background: var(--primary-dark);
  box-shadow: 0 6px 24px rgba(19,103,164,0.4);
}
.pricing-skeleton {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 48px;
}
.skeleton-card {
  background: var(--surface);
  border-radius: var(--radius);
  border: 2px solid var(--border);
  padding: 32px 28px;
  animation: shimmer 1.5s infinite;
}
.skeleton-line {
  height: 14px;
  background: var(--bg);
  border-radius: 6px;
  margin-bottom: 12px;
}
.skeleton-line.w60 { width: 60%; }
.skeleton-line.w40 { width: 40%; }
.skeleton-line.w80 { width: 80%; }
.skeleton-line.tall { height: 40px; margin-bottom: 20px; }
@keyframes shimmer {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}
.pricing-note {
  text-align: center;
  margin-top: 32px;
  font-size: 0.88rem;
  color: var(--text-muted);
}
.pricing-note a { color: var(--primary); font-weight: 600; }

/* ===================== COMPARISON ===================== */
.comparison { background: var(--surface); }
.comparison-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 40px;
  font-size: 0.9rem;
}
.comparison-table th {
  background: var(--bg);
  padding: 14px 20px;
  text-align: left;
  font-weight: 700;
  color: var(--text-soft);
  border-bottom: 2px solid var(--border);
}
.comparison-table th.rafen-col {
  background: var(--primary-light);
  color: var(--primary);
  text-align: center;
}
.comparison-table td {
  padding: 13px 20px;
  border-bottom: 1px solid var(--border);
  color: var(--text-soft);
}
.comparison-table td.rafen-val {
  text-align: center;
  font-weight: 700;
  color: var(--primary);
  background: #f8fcff;
}
.comparison-table tr:hover td { background: #fafcff; }
.comparison-table tr:hover td.rafen-val { background: var(--primary-light); }
.tick { color: #16a34a; font-size: 1.1rem; }
.cross { color: #dc2626; font-size: 1.1rem; }

/* ===================== FAQ ===================== */
.faq { background: var(--bg); }
.faq-list { max-width: 720px; margin: 48px auto 0; }
.faq-item {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  margin-bottom: 10px;
  overflow: hidden;
  transition: box-shadow 0.2s;
}
.faq-item.open { box-shadow: var(--shadow); }
.faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 22px;
  cursor: pointer;
  font-weight: 600;
  font-size: 0.95rem;
  user-select: none;
  gap: 16px;
}
.faq-question .icon {
  width: 24px; height: 24px; min-width: 24px;
  border-radius: 50%;
  background: var(--bg);
  display: flex; align-items: center; justify-content: center;
  transition: transform 0.3s, background 0.2s;
}
.faq-question .icon svg { width: 14px; height: 14px; stroke: var(--text-soft); fill: none; }
.faq-item.open .faq-question .icon { transform: rotate(180deg); background: var(--primary-light); }
.faq-item.open .faq-question .icon svg { stroke: var(--primary); }
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease;
  padding: 0 22px;
  color: var(--text-soft);
  font-size: 0.9rem;
  line-height: 1.7;
}
.faq-item.open .faq-answer { max-height: 300px; padding-bottom: 18px; }

/* ===================== CTA SECTION ===================== */
.cta-section {
  background: linear-gradient(135deg, var(--primary) 0%, #0a4a80 100%);
  padding: 88px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-section::before {
  content: '';
  position: absolute;
  top: -100px; left: -100px;
  width: 400px; height: 400px;
  border-radius: 50%;
  background: rgba(255,255,255,0.04);
  pointer-events: none;
}
.cta-section::after {
  content: '';
  position: absolute;
  bottom: -80px; right: -80px;
  width: 300px; height: 300px;
  border-radius: 50%;
  background: rgba(255,255,255,0.04);
  pointer-events: none;
}
.cta-section h2 {
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  font-weight: 700;
  color: #fff;
  margin-bottom: 14px;
  position: relative;
  z-index: 1;
}
.cta-section p {
  color: rgba(255,255,255,0.78);
  font-size: 1.05rem;
  margin-bottom: 36px;
  position: relative;
  z-index: 1;
}
.cta-actions {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  position: relative;
  z-index: 1;
}
.btn-white {
  background: #fff;
  color: var(--primary);
  font-weight: 700;
  padding: 14px 32px;
  border-radius: 12px;
  font-size: 1rem;
  border: none;
  cursor: pointer;
  transition: transform 0.2s, box-shadow 0.2s;
  box-shadow: 0 4px 20px rgba(0,0,0,0.15);
}
.btn-white:hover { transform: translateY(-2px); box-shadow: 0 8px 32px rgba(0,0,0,0.2); }
.btn-ghost {
  background: rgba(255,255,255,0.12);
  color: #fff;
  font-weight: 600;
  padding: 14px 32px;
  border-radius: 12px;
  font-size: 1rem;
  border: 1px solid rgba(255,255,255,0.25);
  cursor: pointer;
  transition: background 0.2s;
}
.btn-ghost:hover { background: rgba(255,255,255,0.2); }
.cta-trial-note {
  color: rgba(255,255,255,0.6);
  font-size: 0.82rem;
  margin-top: 16px;
  position: relative;
  z-index: 1;
}

/* ===================== FOOTER ===================== */
.footer {
  background: #0a1929;
  color: rgba(255,255,255,0.7);
  padding: 56px 0 32px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}
.footer-brand img { height: 28px; filter: brightness(0) invert(1); margin-bottom: 14px; }
.footer-tagline {
  font-size: 0.88rem;
  line-height: 1.7;
  color: rgba(255,255,255,0.5);
  max-width: 240px;
}
.footer-col h4 {
  font-size: 0.82rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: rgba(255,255,255,0.9);
  margin-bottom: 16px;
}
.footer-col ul { display: flex; flex-direction: column; gap: 10px; }
.footer-col ul li a {
  font-size: 0.88rem;
  color: rgba(255,255,255,0.5);
  transition: color 0.2s;
}
.footer-col ul li a:hover { color: #fff; }
.footer-divider { height: 1px; background: rgba(255,255,255,0.08); margin-bottom: 28px; }
.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.82rem;
  color: rgba(255,255,255,0.35);
  flex-wrap: wrap;
  gap: 12px;
}
.footer-bottom a { color: rgba(255,255,255,0.5); }
.footer-bottom a:hover { color: #fff; }

/* ===================== RESPONSIVE ===================== */
@media (max-width: 1024px) {
  .hero-inner { grid-template-columns: 1fr; gap: 40px; }
  .hero-visual { display: none; }
  .feature-grid { grid-template-columns: repeat(2, 1fr); }
  .feature-detail-block { grid-template-columns: 1fr; gap: 32px; }
  .feature-detail-block.reverse { direction: ltr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .navbar-nav, .btn-nav-login { display: none; }
  .hamburger { display: flex; }
  .navbar-nav.open {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 68px; left: 0; right: 0;
    background: #fff;
    padding: 20px;
    border-bottom: 1px solid var(--border);
    box-shadow: var(--shadow-md);
    z-index: 99;
    gap: 4px;
  }
  section { padding: 64px 0; }
  .feature-grid { grid-template-columns: 1fr; }
  .pricing-grid { grid-template-columns: 1fr; }
  .pricing-card.featured { transform: none; }
  .comparison-table { font-size: 0.8rem; }
  .comparison-table th, .comparison-table td { padding: 10px 12px; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .hero { padding: 110px 0 60px; }
}