:root {
  --blue: #0d5aff;
  --blue-light: #e9f3ff;
  --border-light: #dbe5ff;
  --text-main: #1a1a1a;
  --bg-alt: #f7faff;
  --radius: 12px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--text-main);
  background: #ffffff;
}

a {
  text-decoration: none;
  color: inherit;
}

.container {
  width: 90%;
  max-width: 1000px;
  margin: 0 auto;
}

/* HEADER */

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(255, 255, 255, 0.95);
  border-bottom: 1px solid #f0f0f0;
  backdrop-filter: blur(10px);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 0;
}

.logo {
  font-weight: 800;
  font-size: 1.4rem;
  color: var(--blue);
}

.nav a {
  margin-left: 18px;
  font-size: 0.95rem;
}

/* HERO */

.hero {
  background: #e3f1ff;
  padding: 120px 0 160px;
  text-align: center; /* 💥 Centre tout le texte */
}

.hero-inner {
  max-width: 800px; /* un peu plus large */
  margin: 0 auto;   /* 💥 Centre tout le bloc horizontalement */
}

.hero-text {
  display: flex;
  flex-direction: column;
  align-items: center; /* 💥 Centre les éléments (titre, texte, bouton) */
}

.hero-text h1 {
  font-size: 2.9rem;
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 28px;
}

.hero-subtitle {
  font-size: 1.25rem;
  line-height: 1.7;
  margin-bottom: 45px;
  max-width: 650px; /* Pour un texte centré plus lisible */
  color: #333;
}

/* BUTTONS */

.btn.btn-primary {
  padding: 15px 32px;
  font-size: 1.15rem;
  border-radius: 10px;
}

.btn {
  display: inline-block;
  padding: 12px 22px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
}

.btn-primary {
  background: var(--blue);
  color: #fff;
  border-color: var(--blue);
}

.btn-primary:hover {
  background: #0046d6;
  border-color: #0046d6;
}

.btn-outline {
  background: #fff;
  color: var(--blue);
  border-color: var(--blue);
}

.btn-outline:hover {
  background: var(--blue-light);
}

/* SECTIONS */

.section {
  padding: 70px 0;
}

.section-alt {
  background: var(--bg-alt);
}

.section h2 {
  font-size: 1.8rem;
  margin-bottom: 10px;
}

.section-subtitle {
  color: #666;
  font-size: 0.95rem;
}

/* STEPS */

.steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 18px;
  margin-top: 30px;
}

.step-card {
  background: #eef6ff; /* bleu très léger */
  border: 1px solid #dbe9ff; /* fin contour bleu */
  padding: 22px;
  border-radius: 12px;
  box-shadow: 0 4px 10px rgba(0,0,0,0.05); /* ombre douce */
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.step-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 26px;
  border-radius: 999px;
  background: var(--blue-light);
  color: var(--blue);
  font-weight: 700;
  margin-bottom: 8px;
}

/* EXPERTS */

.expert-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 20px;
  margin-top: 30px;
}

.expert-card {
  background: #fff;
  border-radius: var(--radius);
  padding: 22px 20px;
  border: 1px solid var(--border-light);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.expert-card h3 {
  margin: 0 0 8px;
}

.expert-specialty {
  margin: 0 0 12px;
  color: #555;
}

.expert-price {
  margin: 0 0 16px;
  font-weight: 700;
}

/* WHY */

.why-list {
  margin: 20px 0 0;
  padding-left: 18px;
}

/* CONTACT FORM */

.contact-form {
  margin-top: 26px;
  max-width: 540px;
}

.form-row {
  display: flex;
  flex-direction: column;
  margin-bottom: 14px;
}

.form-row label {
  font-size: 0.9rem;
  margin-bottom: 4px;
}

.form-row input,
.form-row select,
.form-row textarea {
  padding: 8px 10px;
  border-radius: 8px;
  border: 1px solid #dcdcdc;
  font-family: inherit;
  font-size: 0.95rem;
}

/* FOOTER */

.site-footer {
  border-top: 1px solid #f0f0f0;
  padding: 18px 0;
  font-size: 0.85rem;
  color: #777;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
}

/* MODALES */

.modal {
  position: fixed;
  inset: 0;
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 100;
}

.modal.is-open {
  display: flex;
}

.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.35);
}

.modal-content {
  position: relative;
  background: #fff;
  border-radius: 16px;
  max-width: 480px;
  width: 90%;
  padding: 24px 22px 20px;
  box-shadow: 0 18px 45px rgba(0, 0, 0, 0.18);
  z-index: 101;
}

.modal-close {
  position: absolute;
  right: 14px;
  top: 10px;
  background: none;
  border: none;
  font-size: 1.4rem;
  cursor: pointer;
}

.modal-steps {
  margin: 12px 0 20px;
  padding-left: 18px;
  font-size: 0.95rem;
}

.modal-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

/* RESPONSIVE */

@media (max-width: 640px) {
  .hero {
    padding: 60px 0 50px;
  }
  .hero h1 {
    font-size: 1.9rem;
  }
  .footer-inner {
    flex-direction: column;
    gap: 6px;
    align-items: flex-start;
  }
}
.experts-thanks {
  font-size: 0.6em;
  font-weight: 400;
  color: #555;
  margin-left: 6px;
}

/* ========================= */
/* PAGE EXPERT – Lucas       */
/* ========================= */

.expert-header {
  text-align: center;
  padding: 40px 20px 20px;
}

.expert-photo {
  width: 180px;
  height: 180px;
  object-fit: cover;
  border-radius: 50%;
  margin-bottom: 20px;
}

.expert-subtitle {
  font-size: 1.1rem;
  color: #555;
  margin-top: 8px;
}

.expert-bio {
  max-width: 700px;
  margin: 0 auto 30px;
  padding: 0 20px;
  font-size: 1.05rem;
  line-height: 1.7;
}

.expert-points {
  max-width: 700px;
  margin: 0 auto 40px;
  padding: 0 40px;
  font-size: 1rem;
}

.expert-points li {
  margin-bottom: 8px;
}

.expert-calendly {
  max-width: 900px;
  margin: 0 auto 50px;
  padding: 0 20px;
  text-align: center;
}

.back-home {
  text-align: center;
  padding-bottom: 40px;
  font-size: 0.95rem;
}