/* Étude originale — prix moyen réel du Go (esimvoyage.fr) */

.etude-hero {
  padding: 120px 0 48px;
  background: linear-gradient(165deg, #0e1a22 0%, #152530 45%, #1a2f3a 100%);
  position: relative;
  overflow: hidden;
}

.etude-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 50% at 85% 20%, rgba(184, 160, 122, 0.12) 0%, transparent 60%),
    radial-gradient(ellipse 40% 40% at 10% 80%, rgba(224, 120, 48, 0.08) 0%, transparent 55%);
  pointer-events: none;
}

.etude-container {
  max-width: 960px;
  margin: 0 auto;
  padding: 0 24px 80px;
  position: relative;
}

.etude-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  border-radius: 999px;
  background: rgba(184, 160, 122, 0.15);
  border: 1px solid rgba(184, 160, 122, 0.35);
  color: var(--gold);
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.6px;
  margin-bottom: 20px;
}

.etude-hero h1 {
  font-family: var(--font-display);
  font-size: clamp(32px, 5vw, 52px);
  font-weight: 400;
  color: var(--ivory);
  line-height: 1.08;
  margin: 0 0 16px;
  max-width: 820px;
}

.etude-hero h1 em {
  font-style: italic;
  color: var(--gold);
}

.etude-lead {
  font-size: 17px;
  color: rgba(255, 255, 255, 0.72);
  line-height: 1.75;
  max-width: 720px;
  margin: 0 0 28px;
}

.etude-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 16px 24px;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.5);
}

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

/* KPI strip */
.etude-kpi-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  margin: -32px 0 48px;
  position: relative;
  z-index: 2;
}

@media (max-width: 768px) {
  .etude-kpi-strip { grid-template-columns: repeat(2, 1fr); margin-top: 24px; }
}

@media (max-width: 420px) {
  .etude-kpi-strip { grid-template-columns: 1fr; }
}

.etude-kpi {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 20px 18px;
  text-align: center;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.25);
}

.etude-kpi-value {
  font-family: var(--font-display);
  font-size: clamp(28px, 4vw, 36px);
  color: var(--gold);
  line-height: 1;
  margin-bottom: 6px;
}

.etude-kpi-label {
  font-size: 12.5px;
  color: var(--muted);
  line-height: 1.4;
}

/* Answer box */
.etude-answer {
  background: linear-gradient(135deg, rgba(184, 160, 122, 0.12) 0%, rgba(224, 120, 48, 0.06) 100%);
  border: 1px solid rgba(184, 160, 122, 0.3);
  border-radius: 16px;
  padding: 24px 28px;
  margin-bottom: 40px;
}

.etude-answer-label {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.7px;
  color: var(--gold);
  margin-bottom: 10px;
}

.etude-answer p {
  margin: 0;
  font-size: 16px;
  line-height: 1.75;
  color: var(--text);
}

.etude-answer strong { color: var(--ivory); }

/* Body sections */
.etude-body h2 {
  font-family: var(--font-display);
  font-size: clamp(24px, 3vw, 30px);
  font-weight: 500;
  color: var(--ivory);
  margin: 52px 0 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border);
}

.etude-body h3 {
  font-family: var(--font-display);
  font-size: 20px;
  color: var(--ivory);
  margin: 32px 0 12px;
}

.etude-body p {
  font-size: 16px;
  line-height: 1.85;
  color: var(--text);
  margin-bottom: 18px;
}

.etude-body a { color: var(--gold); }

/* Map section */
.etude-map-section {
  margin: 32px 0;
  padding: 28px;
  border-radius: 20px;
  background: linear-gradient(180deg, #faf8f5 0%, #f0ebe3 100%);
  border: 1px solid rgba(184, 160, 122, 0.28);
}

.etude-map-section .etude-map-title {
  color: #1a1a1a;
  font-family: var(--font-display);
  font-size: clamp(1.3rem, 2.5vw, 1.65rem);
  margin: 0 0 6px;
}

.etude-map-section .etude-map-sub {
  color: #666;
  font-size: 14px;
  margin: 0 0 18px;
}

.etude-map-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 16px;
  margin-bottom: 14px;
  font-size: 12px;
  color: #555;
}

.etude-map-legend span {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.etude-map-legend i {
  width: 11px;
  height: 11px;
  border-radius: 50%;
  display: inline-block;
  border: 1px solid rgba(0, 0, 0, 0.1);
}

.etude-map-wrap {
  position: relative;
  width: 100%;
  aspect-ratio: 2 / 1;
  max-height: 460px;
  background: #c5d4e3;
  border-radius: 14px;
  overflow: hidden;
  box-shadow: inset 0 0 0 1px rgba(0, 0, 0, 0.06);
}

.etude-map-loading {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  color: #666;
  z-index: 1;
  pointer-events: none;
}

.etude-map-country {
  fill: #e8dcc8;
  stroke: #b9a88a;
  stroke-width: 0.4;
  vector-effect: non-scaling-stroke;
}

.etude-map-land { opacity: 0.95; }

.etude-map-dot-link {
  cursor: pointer;
  outline: none;
}

.etude-map-svg {
  width: 100%;
  height: 100%;
  display: block;
}

.etude-map-dot {
  cursor: pointer;
  stroke: #fff;
  stroke-width: 1.5;
  transition: transform 0.15s ease, opacity 0.15s ease;
  transform-origin: center;
  transform-box: fill-box;
}

.etude-map-dot:hover,
.etude-map-dot.is-active {
  transform: scale(1.45);
  opacity: 1 !important;
  stroke-width: 2.5;
}

.etude-map-dot.is-dim { opacity: 0.28; }

.etude-map-tooltip {
  position: absolute;
  pointer-events: none;
  z-index: 8;
  min-width: 180px;
  max-width: 260px;
  padding: 12px 14px;
  border-radius: 10px;
  background: rgba(14, 20, 28, 0.94);
  color: #fff;
  font-size: 13px;
  line-height: 1.5;
  opacity: 0;
  transition: opacity 0.12s ease;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.35);
}

.etude-map-tooltip.is-visible { opacity: 1; }

.etude-map-tooltip strong {
  display: block;
  font-size: 14px;
  margin-bottom: 4px;
  color: var(--gold, #b8a07a);
}

.etude-map-tooltip .ppg {
  font-family: var(--font-display);
  font-size: 22px;
  color: #fff;
  margin: 4px 0;
}

.etude-map-hint {
  margin-top: 12px;
  font-size: 12.5px;
  color: #777;
}

.etude-map-detail {
  margin-top: 20px;
  padding: 18px 20px;
  border-radius: 12px;
  background: #fff;
  border: 1px solid rgba(0, 0, 0, 0.08);
  display: none;
}

.etude-map-detail.is-visible { display: block; }

.etude-map-detail h4 {
  margin: 0 0 8px;
  font-size: 16px;
  color: #111;
}

.etude-map-detail p {
  margin: 0 0 10px;
  font-size: 14px;
  color: #555;
  line-height: 1.6;
}

.etude-map-detail a {
  color: #b8860b;
  font-weight: 600;
  font-size: 14px;
}

/* Rankings grid */
.etude-rankings-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  margin: 28px 0;
}

@media (max-width: 720px) {
  .etude-rankings-grid { grid-template-columns: 1fr; }
}

.etude-rank-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  overflow: hidden;
}

.etude-rank-card-header {
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.etude-rank-card-header h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 18px;
  color: var(--ivory);
}

.etude-rank-badge {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  padding: 4px 10px;
  border-radius: 999px;
}

.etude-rank-badge.cheap {
  background: rgba(16, 185, 129, 0.15);
  color: #10B981;
}

.etude-rank-badge.expensive {
  background: rgba(239, 68, 68, 0.12);
  color: #EF4444;
}

.etude-rank-badge.neutral {
  background: rgba(184, 160, 122, 0.15);
  color: var(--gold);
}

.etude-rank-list {
  list-style: none;
  margin: 0;
  padding: 8px 0;
}

.etude-rank-list li {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 20px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
  transition: background 0.12s;
}

.etude-rank-list li:last-child { border-bottom: none; }

.etude-rank-list li:hover { background: rgba(255, 255, 255, 0.03); }

.etude-rank-pos {
  width: 26px;
  height: 26px;
  border-radius: 8px;
  background: rgba(184, 160, 122, 0.12);
  color: var(--gold);
  font-size: 12px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.etude-rank-pos.gold { background: rgba(255, 215, 0, 0.15); color: #FFD700; }
.etude-rank-pos.silver { background: rgba(192, 192, 192, 0.15); color: #C0C0C0; }
.etude-rank-pos.bronze { background: rgba(205, 127, 50, 0.15); color: #CD7F32; }

.etude-rank-info {
  flex: 1;
  min-width: 0;
}

.etude-rank-info a {
  color: var(--ivory);
  font-weight: 600;
  font-size: 14px;
  text-decoration: none;
}

.etude-rank-info a:hover { color: var(--gold); }

.etude-rank-info span {
  display: block;
  font-size: 12px;
  color: var(--muted);
  margin-top: 2px;
}

.etude-rank-price {
  font-family: var(--font-display);
  font-size: 18px;
  color: var(--gold);
  white-space: nowrap;
}

.etude-rank-price small {
  font-family: var(--font-sans, inherit);
  font-size: 11px;
  color: var(--muted);
  display: block;
  text-align: right;
}

/* Region stats */
.etude-region-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 14px;
  margin: 24px 0;
}

.etude-region-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 18px;
}

.etude-region-card h4 {
  margin: 0 0 8px;
  font-size: 14px;
  color: var(--ivory);
}

.etude-region-card .avg {
  font-family: var(--font-display);
  font-size: 28px;
  color: var(--gold);
  line-height: 1;
}

.etude-region-card .sub {
  font-size: 12px;
  color: var(--muted);
  margin-top: 6px;
  line-height: 1.45;
}

/* Full table */
.etude-table-wrap {
  overflow-x: auto;
  margin: 24px 0;
  border-radius: 14px;
  border: 1px solid var(--border);
}

.etude-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

.etude-table th {
  background: var(--surface);
  color: var(--ivory);
  padding: 12px 14px;
  text-align: left;
  border-bottom: 2px solid var(--gold);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  white-space: nowrap;
  cursor: pointer;
  user-select: none;
}

.etude-table th:hover { color: var(--gold); }

.etude-table td {
  padding: 11px 14px;
  border-bottom: 1px solid var(--border);
  color: var(--text);
}

.etude-table tr:hover td { background: rgba(255, 255, 255, 0.02); }

.etude-table td.num { font-variant-numeric: tabular-nums; }

.etude-table td.tier-excellent { color: #10B981; font-weight: 600; }
.etude-table td.tier-bon { color: #14B8A6; font-weight: 600; }
.etude-table td.tier-moyen { color: #C8860A; font-weight: 600; }
.etude-table td.tier-eleve { color: #E07830; font-weight: 600; }
.etude-table td.tier-tres-eleve { color: #EF4444; font-weight: 600; }

.etude-table-search {
  width: 100%;
  max-width: 360px;
  padding: 10px 16px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  font-size: 14px;
  margin-bottom: 16px;
  outline: none;
}

.etude-table-search:focus { border-color: var(--gold); }

/* Methodology & cite */
.etude-method-box,
.etude-cite-box {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 24px 28px;
  margin: 28px 0;
}

.etude-method-box h3,
.etude-cite-box h3 {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-size: 20px;
  color: var(--ivory);
}

.etude-cite-box pre {
  background: rgba(0, 0, 0, 0.25);
  border-radius: 10px;
  padding: 16px 18px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--muted);
  overflow-x: auto;
  margin: 12px 0 0;
  white-space: pre-wrap;
  word-break: break-word;
}

.etude-insight-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin: 24px 0;
}

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

.etude-insight {
  padding: 20px;
  border-radius: 14px;
  border: 1px solid var(--border);
  background: var(--surface);
}

.etude-insight-num {
  font-family: var(--font-display);
  font-size: 32px;
  color: var(--gold);
  line-height: 1;
  margin-bottom: 8px;
}

.etude-insight p {
  margin: 0;
  font-size: 14px;
  line-height: 1.55;
  color: var(--muted);
}

/* FAQ reuse */
.etude-faq { margin-top: 48px; }

.etude-faq .faq-item {
  border: 1px solid var(--border);
  border-radius: 12px;
  margin-bottom: 10px;
  overflow: hidden;
}

.etude-faq .faq-question {
  width: 100%;
  padding: 16px 20px;
  background: var(--surface);
  border: none;
  color: var(--ivory);
  font-size: 15px;
  font-weight: 600;
  text-align: left;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
}

.etude-faq .faq-answer {
  padding: 0 20px;
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.25s ease, padding 0.25s;
  font-size: 15px;
  line-height: 1.7;
  color: var(--text);
}

.etude-faq .faq-item.open .faq-answer {
  padding: 0 20px 18px;
  max-height: 400px;
}

.etude-cta {
  background: linear-gradient(135deg, #1a3d4a 0%, #0e2530 100%);
  border-radius: 20px;
  padding: 40px 36px;
  text-align: center;
  margin-top: 56px;
}

.etude-cta h3 {
  font-family: var(--font-display);
  font-size: 26px;
  color: var(--ivory);
  margin: 0 0 10px;
}

.etude-cta p {
  color: rgba(255, 255, 255, 0.6);
  font-size: 15px;
  margin: 0 0 22px;
}

.etude-loading {
  text-align: center;
  padding: 40px;
  color: var(--muted);
  font-size: 14px;
}

@media (max-width: 640px) {
  .etude-map-section { padding: 18px; }
  .etude-map-wrap { max-height: 280px; }
  .etude-hero { padding-top: 100px; }
}