/* =========================================================================
   style.css — Tailwind UI–inspired design system
   ========================================================================= */

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

/* ---------- Tokens ---------- */
:root {
  /* Slate palette (Tailwind slate) */
  --slate-50:  #f8fafc;
  --slate-100: #f1f5f9;
  --slate-200: #e2e8f0;
  --slate-300: #cbd5e1;
  --slate-400: #94a3b8;
  --slate-500: #64748b;
  --slate-600: #475569;
  --slate-700: #334155;
  --slate-800: #1e293b;
  --slate-900: #0f172a;
  --slate-950: #020617;

  /* Indigo accent */
  --indigo-400: #818cf8;
  --indigo-500: #6366f1;
  --indigo-600: #4f46e5;

  /* Emerald */
  --emerald-400: #34d399;
  --emerald-500: #10b981;

  /* Amber */
  --amber-400: #fbbf24;
  --amber-500: #f59e0b;

  /* Red */
  --red-400: #f87171;

  /* Surfaces */
  --bg-body:    var(--slate-950);
  --bg-surface: var(--slate-900);
  --bg-raised:  var(--slate-800);
  --bg-hover:   var(--slate-700);
  --ring:       var(--slate-700);
  --ring-focus: var(--indigo-500);
  --divider:    var(--slate-800);

  /* Text */
  --text-primary:   var(--slate-50);
  --text-secondary: var(--slate-400);
  --text-muted:     var(--slate-500);

  /* Misc */
  --radius-md:  8px;
  --radius-lg:  12px;
  --radius-xl:  16px;
  --radius-2xl: 20px;
  --radius-full: 9999px;
  --shadow-sm:  0 1px 2px 0 rgb(0 0 0 / .05);
  --shadow-md:  0 4px 6px -1px rgb(0 0 0 / .1), 0 2px 4px -2px rgb(0 0 0 / .1);
  --shadow-lg:  0 10px 15px -3px rgb(0 0 0 / .1), 0 4px 6px -4px rgb(0 0 0 / .1);
  --shadow-xl:  0 20px 25px -5px rgb(0 0 0 / .1), 0 8px 10px -6px rgb(0 0 0 / .1);
  --transition: 150ms cubic-bezier(.4,0,.2,1);
}

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

body {
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont,
    "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  background: var(--bg-body);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
}

.container {
  max-width: 1152px;
  margin: 0 auto;
  padding: 0 24px;
}

@media (min-width: 640px) {
  .container { padding: 0 32px; }
}

a { color: var(--indigo-400); text-decoration: none; }
a:hover { text-decoration: underline; }

code {
  font-family: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Monaco,
    Consolas, monospace;
  font-size: 0.8125em;
  padding: 2px 6px;
  background: var(--slate-800);
  color: var(--indigo-400);
  border-radius: 6px;
  border: 1px solid var(--slate-700);
}

/* =========================================================================
   Hero
   ========================================================================= */
.hero {
  position: relative;
  overflow: hidden;
  padding: 80px 0 64px;
  text-align: center;
  background:
    radial-gradient(ellipse 80% 60% at 50% -20%, rgba(99,102,241,.15), transparent),
    var(--bg-body);
}

.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, transparent 60%, var(--bg-body));
  pointer-events: none;
}

.hero .container { position: relative; z-index: 1; }

.hero-title {
  font-size: 2.75rem;
  font-weight: 800;
  letter-spacing: -0.025em;
  line-height: 1.15;
  background: linear-gradient(135deg, var(--slate-50), var(--indigo-400));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-icon {
  font-size: 2.25rem;
  margin-right: 6px;
  vertical-align: middle;
  -webkit-text-fill-color: initial;
}

.hero-subtitle {
  margin-top: 12px;
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--indigo-400);
}

.hero-desc {
  max-width: 640px;
  margin: 24px auto 0;
  font-size: 1.0625rem;
  line-height: 1.75;
  color: var(--text-secondary);
}

.hero-desc strong { color: var(--text-primary); font-weight: 600; }

.hero-blog-link {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  height: 56px;
  padding: 0 24px;
  font-size: 0.9375rem;
  font-weight: 600;
  color: #fbbf24;
  background: rgba(251, 191, 36, .08);
  border: 1px solid rgba(251, 191, 36, .3);
  border-radius: var(--radius-full);
  text-decoration: none;
  backdrop-filter: blur(8px);
  transition: var(--transition);
}

.hero-blog-link:hover {
  color: #fde68a;
  background: rgba(251, 191, 36, .14);
  border-color: rgba(251, 191, 36, .5);
  transform: translateY(-1px);
  box-shadow: 0 4px 20px rgba(251, 191, 36, .12);
}

.hero-blog-link svg {
  flex-shrink: 0;
  color: #f59e0b;
}

.hero-warning {
  display: none; /* removed from layout but kept in DOM */
}

/* =========================================================================
   Controls
   ========================================================================= */
.hero-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  margin-top: 36px;
  flex-wrap: wrap;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  height: 56px;
  padding: 0 40px;
  font-size: 1.0625rem;
  font-weight: 700;
  letter-spacing: -.01em;
  color: #fff;
  background: linear-gradient(135deg, var(--indigo-500), var(--indigo-600));
  border: none;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: var(--transition);
  box-shadow: 0 0 0 0 rgba(99,102,241,0),
              0 4px 14px -2px rgba(99,102,241,.35),
              inset 0 1px 0 0 rgba(255,255,255,.12);
  animation: cta-glow 2.5s ease-in-out infinite;
}

@keyframes cta-glow {
  0%, 100% { box-shadow: 0 0 0 0 rgba(99,102,241,0), 0 4px 14px -2px rgba(99,102,241,.35), inset 0 1px 0 0 rgba(255,255,255,.12); }
  50%      { box-shadow: 0 0 0 6px rgba(99,102,241,.12), 0 4px 20px -2px rgba(99,102,241,.45), inset 0 1px 0 0 rgba(255,255,255,.12); }
}

.btn-primary:hover {
  background: linear-gradient(135deg, var(--indigo-400), var(--indigo-500));
  box-shadow: 0 0 0 4px rgba(99,102,241,.18),
              0 8px 24px -4px rgba(99,102,241,.45),
              inset 0 1px 0 0 rgba(255,255,255,.15);
  transform: translateY(-2px);
  animation: none;
}

.btn-primary:active { transform: translateY(0); }

.btn-primary:disabled {
  opacity: .5;
  cursor: not-allowed;
  transform: none;
  animation: none;
}

.btn-scanning {
  animation: pulse-ring 2s cubic-bezier(.4,0,.6,1) infinite !important;
}

@keyframes pulse-ring {
  0%, 100% { box-shadow: 0 0 0 0 rgba(99,102,241,.5); }
  50%      { box-shadow: 0 0 0 14px rgba(99,102,241,0); }
}

.scan-phase {
  margin-top: 20px;
  font-size: 0.875rem;
  color: var(--text-muted);
  text-align: center;
  animation: fadeIn .3s ease;
}

/* =========================================================================
   Section titles
   ========================================================================= */
.section-title {
  font-size: 1.375rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.section-desc {
  color: var(--text-secondary);
  font-size: 0.9375rem;
  margin-bottom: 28px;
  line-height: 1.6;
}

/* =========================================================================
   Summary
   ========================================================================= */
.summary-section {
  padding: 48px 0 24px;
  animation: fadeIn .5s ease;
}

.summary-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-top: 20px;
}

@media (max-width: 640px) { .summary-grid { grid-template-columns: 1fr; } }

.summary-card {
  background: var(--bg-surface);
  border: 1px solid var(--ring);
  border-radius: var(--radius-xl);
  padding: 24px 28px;
  box-shadow: var(--shadow-sm);
}

.summary-card h3 {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  margin-bottom: 16px;
}

.summary-detected {
  border-color: rgba(16,185,129,.3);
  background: rgba(16,185,129,.04);
}

/* Badges */
.badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: var(--radius-full);
  font-size: 0.8125rem;
  font-weight: 600;
  line-height: 1.5;
}

.badge-success { background: rgba(16,185,129,.12); color: var(--emerald-400); }
.badge-warning { background: rgba(245,158,11,.12); color: var(--amber-400); }
.badge-detected { background: rgba(16,185,129,.12); color: var(--emerald-400); }
.badge-none { background: var(--slate-800); color: var(--text-muted); }

.badge-detail {
  display: block;
  margin-top: 10px;
  font-size: 0.8125rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

.detected-count-wrapper { margin-bottom: 20px; }

.detected-count {
  font-size: 3rem;
  font-weight: 800;
  letter-spacing: -0.025em;
  color: var(--emerald-400);
  line-height: 1;
}

.detected-count-label {
  display: block;
  color: var(--text-secondary);
  font-size: 0.8125rem;
  margin-top: 6px;
}

.detected-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 0;
}

.detected-item + .detected-item { border-top: 1px solid var(--divider); }

.detected-flag { font-size: 1.5rem; flex-shrink: 0; }
.detected-name { font-weight: 500; flex: 1; font-size: 0.9375rem; }

.detected-confidence {
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--emerald-400);
  white-space: nowrap;
}

.no-detection { color: var(--text-muted); font-style: italic; font-size: 0.9375rem; }

/* =========================================================================
   Country grid & cards
   ========================================================================= */
.detection-section { padding: 24px 0 48px; }

.country-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 20px;
}

.country-card {
  background: var(--bg-surface);
  border: 1px solid var(--ring);
  border-radius: var(--radius-xl);
  padding: 20px 24px;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}

.country-card::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: transparent;
  transition: background var(--transition);
}

.country-card:hover {
  border-color: var(--slate-600);
  box-shadow: var(--shadow-md);
}

/* Scanning state */
.card-scanning {
  border-color: var(--indigo-500);
  box-shadow: 0 0 0 1px var(--indigo-500), var(--shadow-md);
}

.card-scanning::before {
  background: var(--indigo-500);
  animation: scan-shimmer 1.5s ease infinite;
}

@keyframes scan-shimmer {
  0%, 100% { opacity: 1; }
  50%      { opacity: .35; }
}

/* Detected state */
.card-detected {
  border-color: rgba(16,185,129,.4);
  box-shadow: 0 0 0 1px rgba(16,185,129,.4), var(--shadow-md);
  background: rgba(16,185,129,.03);
}

.card-detected::before { background: var(--emerald-500); }

/* Not detected state */
.card-not-detected { opacity: .55; }
.card-not-detected::before { background: var(--slate-700); }

/* Card internals */
.card-header {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  margin-bottom: 16px;
}

.card-flag { font-size: 2rem; line-height: 1; flex-shrink: 0; }
.card-title-group { min-width: 0; }

.card-title {
  font-size: 0.9375rem;
  font-weight: 600;
  line-height: 1.4;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.card-region {
  font-size: 0.8125rem;
  color: var(--text-muted);
  line-height: 1.4;
}

.card-status {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 14px;
}

.status-indicator {
  width: 8px;
  height: 8px;
  border-radius: var(--radius-full);
  flex-shrink: 0;
}

.status-waiting  { background: var(--slate-600); }

.status-scanning {
  background: var(--indigo-400);
  animation: pulse-dot 1.2s cubic-bezier(.4,0,.6,1) infinite;
}

@keyframes pulse-dot {
  0%, 100% { box-shadow: 0 0 0 0 rgba(129,140,248,.6); }
  50%      { box-shadow: 0 0 0 5px rgba(129,140,248,0); }
}

.status-detected {
  background: var(--emerald-400);
  box-shadow: 0 0 6px rgba(52,211,153,.5);
}

.status-not-detected { background: var(--slate-600); }

.status-text {
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--text-secondary);
}

/* Progress bar */
.card-progress { margin-bottom: 14px; }

.progress-bar {
  height: 4px;
  background: var(--slate-800);
  border-radius: var(--radius-full);
  overflow: hidden;
  margin-bottom: 6px;
}

.progress-fill {
  height: 100%;
  background: var(--indigo-500);
  border-radius: var(--radius-full);
  transition: width .3s ease;
}

.progress-label {
  font-size: 0.75rem;
  color: var(--text-muted);
  font-variant-numeric: tabular-nums;
}

/* Card results */
.card-results { animation: fadeIn .3s ease; }

.result-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 5px 0;
  font-size: 0.8125rem;
}

.result-label { color: var(--text-muted); }

.result-value {
  font-weight: 600;
  font-variant-numeric: tabular-nums;
}

.result-positive { color: var(--emerald-400); }
.result-low      { color: var(--amber-400); }
.result-zero     { color: var(--text-muted); }

/* =========================================================================
   Detailed results table
   ========================================================================= */
.results-section {
  padding: 24px 0 48px;
  animation: fadeIn .5s ease;
}

.table-wrapper {
  overflow-x: auto;
  background: var(--bg-surface);
  border: 1px solid var(--ring);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-sm);
  margin-bottom: 40px;
}

.results-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
}

.results-table th {
  background: var(--slate-800);
  color: var(--text-muted);
  font-weight: 500;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 12px 20px;
  text-align: left;
  border-bottom: 1px solid var(--ring);
}

.results-table td {
  padding: 14px 20px;
  border-bottom: 1px solid var(--divider);
  color: var(--text-primary);
}

.results-table tbody tr:last-child td { border-bottom: none; }
.results-table tbody tr:hover { background: rgba(255,255,255,.02); }

.row-detected { background: rgba(16,185,129,.03); }
.row-detected td:first-child { font-weight: 600; }

/* Confidence bar */
.conf-bar-container {
  position: relative;
  height: 24px;
  background: var(--slate-800);
  border-radius: 6px;
  overflow: hidden;
  min-width: 110px;
}

.conf-bar {
  position: absolute;
  inset: 0; right: auto;
  background: var(--indigo-500);
  border-radius: 6px;
  opacity: .25;
  transition: width .5s ease;
}

.conf-text {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  height: 100%;
  padding: 0 10px;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--text-primary);
}

/* Blocked domains detail */
.subsection-title {
  font-size: 1.125rem;
  font-weight: 700;
  margin-bottom: 20px;
  color: var(--text-primary);
}

.matched-section {
  margin-bottom: 24px;
  background: var(--bg-surface);
  border: 1px solid var(--ring);
  border-radius: var(--radius-xl);
  padding: 20px 24px;
}

.matched-section h4 {
  font-size: 0.9375rem;
  font-weight: 600;
  margin-bottom: 12px;
}

.matched-selectors {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.selector-match {
  background: rgba(16,185,129,.08);
  border-color: rgba(16,185,129,.25);
  color: var(--emerald-400);
  font-size: 0.8125em;
}

.selector-match .timing {
  opacity: .55;
  font-size: .85em;
}

/* Probe dot visualization */
.probe-timing-detail {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px solid var(--divider);
}

.probe-dot {
  width: 10px;
  height: 10px;
  border-radius: 3px;
  display: inline-block;
  cursor: help;
  transition: transform var(--transition);
}

.probe-dot:hover { transform: scale(1.5); }

.probe-blocked { background: var(--emerald-400); }
.probe-error   { background: var(--slate-700); }
.probe-ok      { background: var(--indigo-400); opacity: .35; }

/* =========================================================================
   How it works
   ========================================================================= */
.explanation-section {
  padding: 48px 0;
  border-top: 1px solid var(--divider);
}

.explanation-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 20px;
  margin-bottom: 40px;
}

@media (max-width: 768px) { .explanation-grid { grid-template-columns: 1fr; } }

.explanation-card {
  background: var(--bg-surface);
  border: 1px solid var(--ring);
  border-radius: var(--radius-xl);
  padding: 28px;
}

.explanation-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-lg);
  background: rgba(99,102,241,.12);
  color: var(--indigo-400);
  font-weight: 700;
  font-size: 0.875rem;
  margin-bottom: 16px;
}

.explanation-card h3 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 10px;
}

.explanation-card p {
  color: var(--text-secondary);
  font-size: 0.9375rem;
  line-height: 1.7;
}

/* Methodology */
.methodology-note {
  background: var(--bg-surface);
  border: 1px solid var(--ring);
  border-radius: var(--radius-xl);
  padding: 28px 32px;
}

.methodology-note h3 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 16px;
  color: var(--indigo-400);
}

.methodology-note ul {
  list-style: none;
  padding: 0;
  display: grid;
  gap: 2px;
}

.methodology-note li {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  line-height: 1.65;
  padding: 8px 0 8px 24px;
  position: relative;
}

.methodology-note li::before {
  content: "";
  position: absolute;
  left: 6px;
  top: 17px;
  width: 6px;
  height: 6px;
  border-radius: var(--radius-full);
  background: var(--indigo-500);
}

.methodology-note li strong { color: var(--text-primary); font-weight: 600; }

/* =========================================================================
   Setup / Try It Yourself
   ========================================================================= */
.setup-section {
  padding: 56px 0;
  border-top: 1px solid var(--divider);
}

.setup-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 20px;
  margin-top: 28px;
}

.setup-card {
  background: var(--bg-surface);
  border: 1px solid var(--ring);
  border-radius: var(--radius-xl);
  padding: 28px;
  transition: var(--transition);
}

.setup-card:hover {
  border-color: var(--slate-600);
  box-shadow: var(--shadow-md);
}

.setup-header {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 20px;
}

.setup-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-lg);
  background: rgba(99, 102, 241, .1);
  color: var(--indigo-400);
  flex-shrink: 0;
}

.setup-header h3 {
  font-size: 1.0625rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0;
}

.setup-steps {
  list-style: none;
  counter-reset: step;
  padding: 0;
  margin: 0;
}

.setup-steps li {
  counter-increment: step;
  position: relative;
  padding-left: 32px;
  margin-bottom: 14px;
  font-size: 0.875rem;
  line-height: 1.6;
  color: var(--text-secondary);
}

.setup-steps li:last-child {
  margin-bottom: 0;
}

.setup-steps li::before {
  content: counter(step);
  position: absolute;
  left: 0;
  top: 1px;
  width: 22px;
  height: 22px;
  border-radius: var(--radius-full);
  background: var(--slate-800);
  border: 1px solid var(--slate-700);
  color: var(--indigo-400);
  font-size: 0.75rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: center;
}

.setup-steps code {
  font-size: 0.8125rem;
}

.setup-steps strong {
  color: var(--text-primary);
  font-weight: 600;
}

.setup-steps em {
  color: var(--indigo-400);
  font-style: normal;
}

.setup-note {
  margin-top: 14px;
  padding: 10px 14px;
  font-size: 0.8125rem;
  line-height: 1.5;
  color: var(--amber);
  background: rgba(245, 158, 11, .06);
  border: 1px solid rgba(245, 158, 11, .15);
  border-radius: var(--radius-lg);
}

/* =========================================================================
   Footer
   ========================================================================= */
.footer {
  border-top: 1px solid var(--divider);
  padding: 40px 0;
  text-align: center;
  color: var(--text-muted);
  font-size: 0.8125rem;
}

.footer-small { font-size: 0.75rem; margin-top: 4px; opacity: .7; }

/* =========================================================================
   Visitor Location
   ========================================================================= */
.visitor-location-section {
  padding: 0 0 8px;
}

.visitor-location-card {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 16px 20px;
}

.visitor-location-label {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
}

.visitor-location-value {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--accent);
}

.visitor-location-note {
  font-size: 0.8125rem;
  color: var(--text-muted);
  margin-left: auto;
}

.visitor-location-note code {
  font-size: 0.8125rem;
  background: rgba(255,255,255,.06);
  padding: 1px 5px;
  border-radius: 4px;
}

/* =========================================================================
   Animations
   ========================================================================= */
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to   { opacity: 1; transform: translateY(0); }
}

.country-card { animation: fadeIn .4s ease both; }

.country-card:nth-child(1)  { animation-delay: .03s; }
.country-card:nth-child(2)  { animation-delay: .06s; }
.country-card:nth-child(3)  { animation-delay: .09s; }
.country-card:nth-child(4)  { animation-delay: .12s; }
.country-card:nth-child(5)  { animation-delay: .15s; }
.country-card:nth-child(6)  { animation-delay: .18s; }
.country-card:nth-child(7)  { animation-delay: .21s; }
.country-card:nth-child(8)  { animation-delay: .24s; }
.country-card:nth-child(9)  { animation-delay: .27s; }
.country-card:nth-child(10) { animation-delay: .30s; }

/* =========================================================================
   Responsive
   ========================================================================= */
@media (max-width: 480px) {
  .hero { padding: 56px 0 44px; }
  .hero-title { font-size: 2rem; }
  .country-grid { grid-template-columns: 1fr; }
  .setup-grid { grid-template-columns: 1fr; }
  .hero-actions { flex-direction: column; }
  .btn-primary { width: 100%; }
  .explanation-grid { gap: 16px; }
}