/* ============================================================
   OSIA - Sites page (8 formats)
   ============================================================ */

.sites-main {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  padding: 20px 28px 40px;
  gap: 24px;
  max-width: 1500px;
  margin: 0 auto;
  width: 100%;
  box-sizing: border-box;
}

/* ===== HERO ===== */

.sites-hero {
  text-align: center;
  margin: 4px 0 0;
  opacity: 0;
  animation: fadeUp 0.5s 0.1s ease forwards;
}

.sites-hero .tag {
  display: inline-block;
  padding: 5px 14px;
  font-size: 10px;
  letter-spacing: 3px;
  color: var(--neon-lime);
  border: 1px solid var(--neon-lime);
  border-radius: 100px;
  margin-bottom: 10px;
  font-family: var(--font-mono);
}

.sites-hero h1 {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 32px;
  line-height: 1.15;
  letter-spacing: -1px;
  margin-bottom: 8px;
  color: var(--text-main);
}

.sites-hero .price-glow {
  background: linear-gradient(90deg, var(--neon-cyan), var(--neon-lime));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.sites-hero .subtitle {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-dim);
  max-width: 580px;
  margin: 0 auto;
  line-height: 1.5;
}

/* ===== GRILLE FORMATS - 4 cols max ===== */

.formats-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  width: 100%;
}

.formats-grid.grid-4 {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

/* Lien "voir l'autre page sites" */
.sites-next {
  text-align: center;
  margin-top: 16px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-dim);
  opacity: 0;
  animation: fadeUp 0.5s 0.5s ease forwards;
}

.sites-next a {
  color: var(--neon-cyan);
  text-decoration: none;
  border-bottom: 1px dotted var(--neon-cyan);
  margin-left: 4px;
}

.sites-next a:hover {
  color: var(--neon-magenta);
  border-bottom-color: var(--neon-magenta);
}

.format-card {
  background: var(--bg-card);
  border: 1px solid var(--border-glow);
  border-radius: 8px;
  padding: 12px 14px 10px;
  display: flex;
  flex-direction: column;
  gap: 3px;
  position: relative;
  overflow: hidden;
  transition: all 0.3s ease;
  opacity: 0;
  animation: fadeUp 0.4s ease forwards;
}

.format-card:nth-child(1) { animation-delay: 0.05s; }
.format-card:nth-child(2) { animation-delay: 0.1s; }
.format-card:nth-child(3) { animation-delay: 0.15s; }
.format-card:nth-child(4) { animation-delay: 0.2s; }
.format-card:nth-child(5) { animation-delay: 0.25s; }
.format-card:nth-child(6) { animation-delay: 0.3s; }
.format-card:nth-child(7) { animation-delay: 0.35s; }
.format-card:nth-child(8) { animation-delay: 0.4s; }

.format-card:hover {
  border-color: var(--neon-cyan);
  transform: translateY(-2px);
  box-shadow: 0 6px 18px rgba(0, 240, 255, 0.15);
}

.format-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--neon-cyan), var(--neon-magenta));
  opacity: 0;
  transition: opacity 0.3s ease;
}

.format-card:hover::before { opacity: 1; }

.format-icon {
  font-size: 22px;
  line-height: 1;
  margin-bottom: 0;
}

.format-card h2 {
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 800;
  color: var(--neon-cyan);
  letter-spacing: 0.2px;
  margin: 0;
}

.format-desc {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--text-main);
  margin: 0;
  line-height: 1.35;
}

.format-target {
  display: none;
}

.format-feat {
  list-style: none;
  padding: 0;
  margin: 3px 0 4px;
  border-top: 1px dashed var(--border-glow);
  padding-top: 5px;
}

.format-feat li {
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  font-size: 10px;
  color: var(--text-main);
  line-height: 1.45;
  padding-left: 11px;
  position: relative;
}

.format-feat li::before {
  content: "›";
  position: absolute;
  left: 0;
  color: var(--neon-cyan);
  font-weight: 700;
  font-size: 10px;
}

.format-price {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 900;
  color: var(--neon-lime);
  text-align: right;
  margin-top: auto;
  letter-spacing: -0.5px;
  line-height: 1.1;
}

/* ===== BOUTONS ===== */

.format-actions {
  display: flex;
  gap: 6px;
  margin-top: 6px;
}

.btn-ghost,
.btn-fill {
  flex: 1;
  text-align: center;
  padding: 6px 6px;
  font-family: var(--font-mono);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 1px;
  text-decoration: none;
  border-radius: 4px;
  cursor: pointer;
  transition: all 0.2s ease;
  text-transform: uppercase;
}

.btn-ghost {
  background: transparent;
  color: var(--neon-cyan);
  border: 1px solid var(--neon-cyan);
}

.btn-ghost:hover {
  background: rgba(0, 240, 255, 0.1);
  box-shadow: 0 0 10px rgba(0, 240, 255, 0.3);
}

.btn-ghost.disabled {
  color: var(--text-dim);
  border-color: var(--border-glow);
  cursor: not-allowed;
  pointer-events: none;
}

.btn-fill {
  background: linear-gradient(90deg, var(--neon-cyan), var(--neon-magenta));
  color: var(--bg-main);
  border: 1px solid transparent;
}

.btn-fill:hover {
  box-shadow: 0 0 16px rgba(255, 0, 245, 0.5);
  transform: translateY(-1px);
}

/* ===== INFOS COMPLEMENTAIRES ===== */

.sites-info {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  margin-top: 8px;
}

.info-block {
  background: var(--bg-card);
  border: 1px solid var(--border-glow);
  border-radius: 8px;
  padding: 16px 18px;
}

.info-block h3 {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 2px;
  color: var(--neon-lime);
  margin-bottom: 8px;
  text-transform: uppercase;
}

.info-block ul {
  list-style: none;
  padding: 0;
}

.info-block li {
  font-family: 'Segoe UI', system-ui, sans-serif;
  font-size: 12px;
  line-height: 1.7;
  color: var(--text-main);
}

/* ===== ANIM ===== */

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(15px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ===== RESPONSIVE ===== */

@media (max-width: 1100px) {
  .formats-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 820px) {
  .formats-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 540px) {
  .sites-main {
    padding: 16px 14px 30px;
  }
  .sites-hero h1 {
    font-size: 24px;
  }
  .sites-hero .subtitle {
    font-size: 11px;
  }
  .formats-grid {
    grid-template-columns: 1fr;
  }
  .sites-info {
    grid-template-columns: 1fr;
  }
}

/* ============================================================
   ADDITIONS : nouvelles grilles + sections par tier
   ============================================================ */

.formats-grid.grid-3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.formats-grid.grid-2 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  max-width: 800px;
  margin: 0 auto;
}

@media (max-width: 820px) {
  .formats-grid.grid-2,
  .formats-grid.grid-3 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 540px) {
  .formats-grid.grid-2,
  .formats-grid.grid-3 {
    grid-template-columns: 1fr;
  }
}

/* Sections par tier (Intermédiaires / Complexes) */
.tier-section {
  margin: 36px 0 14px;
  text-align: center;
}

.tier-section:first-of-type {
  margin-top: 12px;
}

.tier-title {
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 2px;
  color: var(--neon-cyan);
  text-transform: uppercase;
  margin: 0 0 6px;
}

.tier-price {
  color: var(--neon-magenta);
  font-weight: 700;
}

.tier-desc {
  font-family: var(--font-mono);
  font-size: 12px;
  color: rgba(255, 255, 255, 0.55);
  margin: 0;
  letter-spacing: 0.5px;
}