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

body {
  color: #222;
  background: #fff;
  line-height: 1.6;
  scroll-behavior: smooth;
  font-family: "Inter", sans-serif;
}

.container {
  width: 90%;
  max-width: 1100px;
  margin: auto;
}

p, a, li {
  font-family: "Inter", sans-serif;
}

.logo {
  cursor: pointer;
}

/* ---------------------------------------------------
   HEADER
--------------------------------------------------- */

.header {
  background-color: #0F1C2E;
  padding: 18px 0;
  box-shadow: 0 4px 18px rgba(0, 0, 0, 0.15);
  position: sticky;
  top: 0;
  z-index: 999;
}

.header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* Logo */
.logo {
  height: 60px;
  width: auto;
  display: block;
}

/* Navigation */
.header nav {
  display: flex;
  gap: 32px;
}

.header nav a {
  color: #ffffff;
  text-decoration: none;
  font-weight: 500;
  letter-spacing: 0.3px;
  opacity: 0.9;
  transition: opacity 0.25s ease;
}

.header nav a:hover {
  opacity: 1;
}

/* Mobile */
@media (max-width: 850px) {
  .header nav {
    display: none;
  }
}

/* ---------------------------------------------------
   HERO
--------------------------------------------------- */

.hero {
  padding: 100px 0;
  text-align: center;
}

.hero h1 {
  font-family: "Montserrat", sans-serif;
  font-weight: 700;
  font-size: 2.6rem;
  margin-bottom: 20px;
}

.hero p {
  font-size: 1.1rem;
  margin-bottom: 30px;
}

/* ---------------------------------------------------
   BOUTONS
--------------------------------------------------- */

.btn {
  display: inline-block;
  padding: 12px 24px;
  background: #2EB67D;
  color: #fff;
  text-decoration: none;
  border-radius: 6px;
  font-weight: 600;
  transition: transform .2s ease, opacity .2s ease, box-shadow .2s ease;
  box-shadow: 0 8px 20px rgba(46, 182, 125, 0.25);
}

.btn:hover {
  transform: translateY(-3px);
  opacity: .95;
  box-shadow: 0 12px 28px rgba(46, 182, 125, 0.35);
}

/* Centrage des boutons dans les sections clés */
.hero .btn,
#audit .btn,
#form-audit .btn {
  margin-top: 10px;
}

/* ---------------------------------------------------
   SECTIONS
--------------------------------------------------- */

.section {
  padding: 80px 0;
}

.section.alt {
  background: #f9f9f9;
}

.section h2 {
  text-align: center;
  margin-bottom: 30px;
  font-family: "Montserrat", sans-serif;
  font-size: 2rem;
}

/* Texte centré pour certaines sections */
.hero .container,
#audit .container,
#form-audit .container {
  text-align: center;
}

/* ---------------------------------------------------
   GRID & CARDS
--------------------------------------------------- */

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 30px;
}

.card {
  padding: 30px;
  border: 1px solid #eee;
  border-radius: 10px;
  background: #fff;
  transition: transform .3s ease, box-shadow .3s ease;
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 25px rgba(0,0,0,0.05);
}

.card h3 {
  margin-bottom: 10px;
  font-family: "Montserrat", sans-serif;
}

.card ul {
  margin-top: 10px;
  padding-left: 18px;
}

/* ---------------------------------------------------
   AUDIT
--------------------------------------------------- */

.audit-list {
  list-style: disc;
  max-width: 600px;
  margin: 10px auto 20px auto;
  text-align: left;
}

.audit-note {
  font-weight: 600;
  margin-bottom: 15px;
}

/* ---------------------------------------------------
   FORMULAIRE
--------------------------------------------------- */

.form {
  width: 90%;
  max-width: 600px;
  margin: 40px auto 0 auto;
  padding: 40px 45px;
  background: #ffffff;
  border-radius: 14px;
  box-shadow: 0 18px 45px rgba(0, 0, 0, 0.08);
  border: 1px solid rgba(15, 28, 46, 0.08);
  backdrop-filter: blur(4px);
}

.form label {
  display: block;
  text-align: left;
  font-weight: 600;
  color: #0F1C2E;
  margin-bottom: 4px;
  letter-spacing: 0.3px;
}

.form input,
.form select,
.form textarea {
  width: 100%;
  padding: 14px 16px;
  border: 2px solid rgba(15, 28, 46, 0.25);
  border-radius: 10px;
  font-size: 16px;
  background: #fafafa;
  transition: all 0.25s ease;
  margin-bottom: 16px;
}

.form input:focus,
.form select:focus,
.form textarea:focus {
  border-color: #0F1C2E;
  background: #fff;
  box-shadow: 0 0 0 4px rgba(15, 28, 46, 0.12);
  outline: none;
}

.form textarea {
  resize: vertical;
  min-height: 120px;
}

.form .btn {
  margin-top: 10px;
}

/* ---------------------------------------------------
   FOOTER
--------------------------------------------------- */

.footer {
  padding: 40px 0;
  text-align: center;
  border-top: 1px solid #eee;
  font-size: 0.95rem;
}