/* ============================================
   SEO CHECKER — Landing Page Styles
   Professional SEO tool aesthetic
   ============================================ */

:root {
  --color-bg: #0f172a;
  --color-bg-light: #1e293b;
  --color-bg-card: #1e293b;
  --color-bg-card-hover: #27354f;
  --color-primary: #3b82f6;
  --color-primary-light: #60a5fa;
  --color-primary-dark: #2563eb;
  --color-accent-green: #22c55e;
  --color-accent-red: #ef4444;
  --color-accent-yellow: #eab308;
  --color-accent-orange: #f97316;
  --color-accent-purple: #a855f7;
  --color-text: #f1f5f9;
  --color-text-muted: #94a3b8;
  --color-text-dim: #64748b;
  --color-border: #334155;
  --font-main: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', 'Consolas', monospace;
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.3);
  --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.3), 0 2px 4px -2px rgba(0,0,0,0.3);
  --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.3), 0 4px 6px -4px rgba(0,0,0,0.3);
  --shadow-glow: 0 0 20px rgba(59,130,246,0.15);
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Reset & Base */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  font-family: var(--font-main);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--color-primary-light);
  text-decoration: none;
  transition: var(--transition);
}

a:hover {
  color: var(--color-primary);
}

img {
  max-width: 100%;
  height: auto;
}

/* Scrollbar */
::-webkit-scrollbar {
  width: 8px;
}
::-webkit-scrollbar-track {
  background: var(--color-bg);
}
::-webkit-scrollbar-thumb {
  background: var(--color-border);
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--color-text-dim);
}

/* ============================================
   NAVIGATION
   ============================================ */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(15, 23, 42, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--color-border);
  transition: var(--transition);
}

.navbar-container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.navbar-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--color-text);
}

.navbar-brand svg {
  width: 28px;
  height: 28px;
}

.navbar-brand span {
  background: linear-gradient(135deg, var(--color-primary-light), var(--color-accent-green));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.navbar-links {
  display: flex;
  gap: 32px;
  list-style: none;
}

.navbar-links a {
  color: var(--color-text-muted);
  font-size: 0.875rem;
  font-weight: 500;
  padding: 6px 0;
  position: relative;
}

.navbar-links a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent-green));
  transition: var(--transition);
}

.navbar-links a:hover {
  color: var(--color-text);
}

.navbar-links a:hover::after {
  width: 100%;
}

.navbar-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--color-text);
  cursor: pointer;
  padding: 8px;
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  padding: 120px 24px 80px;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-bg::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: 
    radial-gradient(ellipse at 20% 50%, rgba(59,130,246,0.08) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 20%, rgba(34,197,94,0.06) 0%, transparent 50%),
    radial-gradient(ellipse at 50% 80%, rgba(168,85,247,0.05) 0%, transparent 50%);
  animation: heroPulse 15s ease-in-out infinite;
}

@keyframes heroPulse {
  0%, 100% { transform: scale(1) rotate(0deg); }
  50% { transform: scale(1.1) rotate(2deg); }
}

.hero-grid {
  position: absolute;
  inset: 0;
  background-image: 
    linear-gradient(rgba(59,130,246,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(59,130,246,0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse at center, black 30%, transparent 70%);
  -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 70%);
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 900px;
  text-align: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(59,130,246,0.1);
  border: 1px solid rgba(59,130,246,0.2);
  color: var(--color-primary-light);
  padding: 8px 16px;
  border-radius: 100px;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 32px;
}

.hero-badge .dot {
  width: 8px;
  height: 8px;
  background: var(--color-accent-green);
  border-radius: 50%;
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.8); }
}

.hero h1 {
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 24px;
  letter-spacing: -0.02em;
}

.hero h1 .gradient-text {
  background: linear-gradient(135deg, var(--color-primary-light), var(--color-accent-green));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero p {
  font-size: clamp(1.1rem, 2.5vw, 1.35rem);
  color: var(--color-text-muted);
  max-width: 700px;
  margin: 0 auto 40px;
  line-height: 1.7;
}

.hero-cta {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: var(--radius-md);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  border: none;
  font-family: inherit;
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  color: white;
  box-shadow: 0 4px 14px rgba(59,130,246,0.4);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(59,130,246,0.5);
  color: white;
}

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

.btn-secondary:hover {
  background: var(--color-bg-card);
  border-color: var(--color-text-dim);
  color: var(--color-text);
}

.hero-stats {
  display: flex;
  justify-content: center;
  gap: 48px;
  margin-top: 64px;
  flex-wrap: wrap;
}

.hero-stat {
  text-align: center;
}

.hero-stat-number {
  font-size: 2rem;
  font-weight: 800;
  color: var(--color-primary-light);
  font-family: var(--font-mono);
}

.hero-stat-label {
  font-size: 0.8rem;
  color: var(--color-text-dim);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-top: 4px;
}

/* ============================================
   SECTIONS COMMON
   ============================================ */
.section {
  padding: 100px 24px;
  position: relative;
}

.section-container {
  max-width: 1200px;
  margin: 0 auto;
}

.section-header {
  text-align: center;
  margin-bottom: 64px;
}

.section-label {
  display: inline-block;
  color: var(--color-primary-light);
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  margin-bottom: 16px;
}

.section-title {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 800;
  margin-bottom: 16px;
  line-height: 1.2;
}

.section-desc {
  color: var(--color-text-muted);
  font-size: 1.1rem;
  max-width: 700px;
  margin: 0 auto;
  line-height: 1.7;
}

/* ============================================
   CARDS
   ============================================ */
.card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: var(--transition);
}

.card:hover {
  background: var(--color-bg-card-hover);
  border-color: var(--color-text-dim);
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.card-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  font-size: 1.5rem;
}

.card-icon.blue { background: rgba(59,130,246,0.15); }
.card-icon.green { background: rgba(34,197,94,0.15); }
.card-icon.red { background: rgba(239,68,68,0.15); }
.card-icon.yellow { background: rgba(234,179,8,0.15); }
.card-icon.purple { background: rgba(168,85,247,0.15); }
.card-icon.orange { background: rgba(249,115,22,0.15); }

.card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 12px;
}

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

/* ============================================
   GRID LAYOUTS
   ============================================ */
.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

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

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

/* ============================================
   SEO STATE SECTION
   ============================================ */
.cwv-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin: 48px 0;
}

.cwv-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 32px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cwv-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
}

.cwv-card.good::before { background: linear-gradient(90deg, var(--color-accent-green), #4ade80); }
.cwv-card.needs::before { background: linear-gradient(90deg, var(--color-accent-yellow), #facc15); }
.cwv-card.poor::before { background: linear-gradient(90deg, var(--color-accent-red), #f87171); }

.cwv-metric {
  font-size: 2.5rem;
  font-weight: 800;
  font-family: var(--font-mono);
  margin-bottom: 8px;
}

.cwv-card.good .cwv-metric { color: var(--color-accent-green); }
.cwv-card.needs .cwv-metric { color: var(--color-accent-yellow); }
.cwv-card.poor .cwv-metric { color: var(--color-accent-red); }

.cwv-name {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 8px;
}

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

.cwv-threshold {
  display: inline-block;
  margin-top: 16px;
  padding: 4px 12px;
  border-radius: 100px;
  font-size: 0.75rem;
  font-weight: 600;
  font-family: var(--font-mono);
}

.cwv-card.good .cwv-threshold { background: rgba(34,197,94,0.15); color: var(--color-accent-green); }
.cwv-card.needs .cwv-threshold { background: rgba(234,179,8,0.15); color: var(--color-accent-yellow); }
.cwv-card.poor .cwv-threshold { background: rgba(239,68,68,0.15); color: var(--color-accent-red); }

/* ============================================
   INFO BOXES
   ============================================ */
.info-box {
  background: var(--color-bg-card);
  border-left: 4px solid var(--color-primary);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  padding: 24px 28px;
  margin: 24px 0;
}

.info-box.warning {
  border-left-color: var(--color-accent-yellow);
}

.info-box.danger {
  border-left-color: var(--color-accent-red);
}

.info-box.success {
  border-left-color: var(--color-accent-green);
}

.info-box h4 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.info-box p, .info-box ul {
  color: var(--color-text-muted);
  font-size: 0.95rem;
}

.info-box ul {
  padding-left: 20px;
  margin-top: 8px;
}

.info-box li {
  margin-bottom: 6px;
}

/* ============================================
   TABLES
   ============================================ */
.table-wrapper {
  overflow-x: auto;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  margin: 32px 0;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}

.data-table thead {
  background: var(--color-bg-light);
}

.data-table th {
  padding: 16px 20px;
  text-align: left;
  font-weight: 600;
  color: var(--color-text);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-bottom: 1px solid var(--color-border);
}

.data-table td {
  padding: 16px 20px;
  border-bottom: 1px solid var(--color-border);
  color: var(--color-text-muted);
}

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

.data-table tr:hover td {
  background: rgba(59,130,246,0.03);
}

.data-table code {
  background: rgba(59,130,246,0.1);
  color: var(--color-primary-light);
  padding: 2px 8px;
  border-radius: 4px;
  font-family: var(--font-mono);
  font-size: 0.85em;
}

/* Status badges */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 12px;
  border-radius: 100px;
  font-size: 0.75rem;
  font-weight: 600;
}

.badge-green {
  background: rgba(34,197,94,0.15);
  color: var(--color-accent-green);
}

.badge-red {
  background: rgba(239,68,68,0.15);
  color: var(--color-accent-red);
}

.badge-yellow {
  background: rgba(234,179,8,0.15);
  color: var(--color-accent-yellow);
}

.badge-blue {
  background: rgba(59,130,246,0.15);
  color: var(--color-primary-light);
}

/* ============================================
   TIMELINE / PROCESS
   ============================================ */
.process-flow {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
  margin: 48px 0;
}

.process-step {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 24px 28px;
  text-align: center;
  min-width: 180px;
  position: relative;
}

.process-step-number {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  color: white;
  font-weight: 700;
  font-size: 0.9rem;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 12px;
}

.process-step h4 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.process-step p {
  font-size: 0.8rem;
  color: var(--color-text-dim);
}

.process-arrow {
  color: var(--color-text-dim);
  font-size: 1.5rem;
}

/* ============================================
   TOOL CARDS
   ============================================ */
.tool-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 24px;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  height: 100%;
}

.tool-card:hover {
  border-color: var(--color-primary);
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow);
}

.tool-card-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}

.tool-card-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
}

.tool-card-title {
  font-size: 1rem;
  font-weight: 700;
}

.tool-card-url {
  font-size: 0.75rem;
  color: var(--color-text-dim);
  font-family: var(--font-mono);
}

.tool-card p {
  color: var(--color-text-muted);
  font-size: 0.9rem;
  line-height: 1.5;
  flex: 1;
}

.tool-card-footer {
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--color-border);
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

/* ============================================
   ARCHITECTURE DIAGRAM
   ============================================ */
.arch-diagram {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 40px;
  margin: 48px 0;
}

.arch-layer {
  margin-bottom: 32px;
}

.arch-layer:last-child {
  margin-bottom: 0;
}

.arch-layer-label {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--color-text-dim);
  margin-bottom: 16px;
}

.arch-modules {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
}

.arch-module {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 20px;
  text-align: center;
  transition: var(--transition);
}

.arch-module:hover {
  border-color: var(--color-primary);
  background: rgba(59,130,246,0.05);
}

.arch-module-icon {
  font-size: 1.5rem;
  margin-bottom: 8px;
}

.arch-module h4 {
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.arch-module p {
  font-size: 0.8rem;
  color: var(--color-text-dim);
}

.arch-connector {
  text-align: center;
  color: var(--color-text-dim);
  font-size: 1.5rem;
  margin: 8px 0;
}

/* ============================================
   ROADMAP
   ============================================ */
.roadmap {
  position: relative;
  padding-left: 40px;
}

.roadmap::before {
  content: '';
  position: absolute;
  left: 12px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(180deg, var(--color-primary), var(--color-accent-green));
}

.roadmap-item {
  position: relative;
  margin-bottom: 40px;
}

.roadmap-item:last-child {
  margin-bottom: 0;
}

.roadmap-dot {
  position: absolute;
  left: -34px;
  top: 4px;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--color-bg);
  border: 3px solid var(--color-primary);
}

.roadmap-item.done .roadmap-dot {
  background: var(--color-accent-green);
  border-color: var(--color-accent-green);
}

.roadmap-item.active .roadmap-dot {
  background: var(--color-primary);
  border-color: var(--color-primary);
  box-shadow: 0 0 10px rgba(59,130,246,0.5);
}

.roadmap-content {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 24px;
}

.roadmap-content h4 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 8px;
}

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

.roadmap-meta {
  display: flex;
  gap: 12px;
  margin-top: 12px;
  flex-wrap: wrap;
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
  background: var(--color-bg-light);
  border-top: 1px solid var(--color-border);
  padding: 60px 24px 32px;
}

.footer-container {
  max-width: 1200px;
  margin: 0 auto;
}

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

.footer-brand {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 16px;
}

.footer-brand span {
  background: linear-gradient(135deg, var(--color-primary-light), var(--color-accent-green));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.footer-desc {
  color: var(--color-text-muted);
  font-size: 0.9rem;
  line-height: 1.6;
}

.footer-col h4 {
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-text);
  margin-bottom: 20px;
}

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

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

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

.footer-col a:hover {
  color: var(--color-primary-light);
}

.footer-bottom {
  border-top: 1px solid var(--color-border);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}

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

/* ============================================
   CODE BLOCKS
   ============================================ */
.code-block {
  background: #0d1117;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 20px;
  overflow-x: auto;
  margin: 20px 0;
}

.code-block pre {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  line-height: 1.6;
  color: #e6edf3;
}

.code-block code {
  font-family: var(--font-mono);
}

/* ============================================
   ANIMATIONS
   ============================================ */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 1024px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .navbar-links {
    display: none;
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    background: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
    flex-direction: column;
    padding: 16px 24px;
    gap: 0;
  }
  
  .navbar-links.active {
    display: flex;
  }
  
  .navbar-links a {
    padding: 12px 0;
    border-bottom: 1px solid var(--color-border);
  }
  
  .navbar-links a:last-child {
    border-bottom: none;
  }
  
  .navbar-toggle {
    display: block;
  }
  
  .grid-2, .grid-3, .grid-4 {
    grid-template-columns: 1fr;
  }
  
  .cwv-grid {
    grid-template-columns: 1fr;
  }
  
  .process-flow {
    flex-direction: column;
  }
  
  .process-arrow {
    transform: rotate(90deg);
  }
  
  .hero-stats {
    gap: 24px;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  
  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
  
  .section {
    padding: 60px 20px;
  }
}

@media (max-width: 480px) {
  .hero {
    padding: 100px 16px 60px;
  }
  
  .hero-cta {
    flex-direction: column;
    width: 100%;
  }
  
  .btn {
    width: 100%;
    justify-content: center;
  }
  
  .card, .tool-card, .cwv-card {
    padding: 20px;
  }
}