:root {
  --bg-color: #000000;
  --text-blue: #C8E3ED;
  --text-gold: #F8EAD3;
  --card-bg: rgba(10, 20, 30, 0.6);
  --border-glow: #284c66;
  --input-bg: #09131d;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  background-color: var(--bg-color);
  color: var(--text-blue);
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  text-align: center;
  min-height: 100vh;
  display: flex;
  justify-content: center;
}

.site-wrapper {
  width: 100%;
  max-width: 900px;
  padding: 20px;
}

/* En-tête */
.header-section {
  margin-bottom: 40px;
}

.logo-container {
  margin-bottom: 20px;
}

.main-logo {
  max-width: 320px;
  width: 100%;
  height: auto;
}

.main-title {
  color: var(--text-gold);
  font-size: 1.6rem;
  letter-spacing: 2px;
  margin-bottom: 15px;
  font-weight: 700;
}

.hero-subtitle {
  color: var(--text-blue);
  font-size: 1.05rem;
  line-height: 1.5;
}

/* Cartes de stimulation */
.tools-section {
  margin-bottom: 40px;
}

.section-title {
  color: var(--text-gold);
  font-size: 1.2rem;
  letter-spacing: 1.5px;
  margin-bottom: 25px;
}

.cards-grid {
  display: flex;
  gap: 15px;
  justify-content: center;
  flex-wrap: wrap;
}

.card {
  flex: 1;
  min-width: 240px;
  background: var(--card-bg);
  border: 1px solid var(--border-glow);
  box-shadow: 0 0 15px rgba(40, 76, 102, 0.4);
  border-radius: 12px;
  padding: 20px 15px;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.card-icon {
  width: 70px;
  height: 45px;
  margin-bottom: 15px;
}

.card h3 {
  color: var(--text-blue);
  font-size: 0.95rem;
  letter-spacing: 1px;
  margin-bottom: 8px;
}

.card p {
  color: var(--text-blue);
  font-size: 0.85rem;
  opacity: 0.9;
  line-height: 1.3;
}

/* CTA */
.cta-banner {
  margin: 30px 0;
}

.cta-banner h2 {
  color: var(--text-gold);
  font-size: 1.1rem;
  letter-spacing: 1.5px;
}

/* Trait lumineux */
.spark-line {
  height: 1px;
  width: 100%;
  background: linear-gradient(90deg, transparent, #8ab4f8, var(--text-gold), transparent);
  margin: 20px 0;
}

/* Formulaire */
.contact-section {
  margin-bottom: 40px;
}

.form-title {
  color: var(--text-gold);
  font-size: 1.1rem;
  letter-spacing: 1.5px;
  margin-bottom: 20px;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 15px;
}

.form-row {
  display: flex;
  gap: 15px;
}

.form-group {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.flex-1 { flex: 1; }
.flex-2 { flex: 2; }

.form-group label {
  color: var(--text-gold);
  font-size: 0.8rem;
  margin-bottom: 5px;
}

.form-group input,
.form-group textarea {
  width: 100%;
  background-color: var(--input-bg);
  border: 1px solid var(--border-glow);
  border-radius: 8px;
  color: var(--text-blue);
  padding: 10px;
  font-family: inherit;
  font-size: 0.9rem;
  outline: none;
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--text-gold);
  box-shadow: 0 0 8px rgba(248, 234, 211, 0.3);
}

.submit-btn {
  background: var(--text-gold);
  color: #000;
  border: none;
  padding: 12px;
  border-radius: 8px;
  font-weight: bold;
  font-size: 1rem;
  cursor: pointer;
  letter-spacing: 2px;
  margin-top: 10px;
  transition: opacity 0.2s;
}

.submit-btn:hover {
  opacity: 0.9;
}

/* Pied de page */
.footer {
  font-size: 0.75rem;
  color: var(--text-blue);
}

.copyright {
  margin-bottom: 5px;
}

.meta-tags {
  opacity: 0.6;
  font-size: 0.7rem;
}

@media (max-width: 600px) {
  .form-row {
    flex-direction: column;
    gap: 15px;
  }
}