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

:root {
  --marine: #0d1b2a;
  --or: #f5a623;
  --or-hover: #d4891a;
  --blanc: #ffffff;
  --gris-clair: #f7f7f7;
  --texte-fonce: #1a1a2e;
}

body {
  font-family: 'Segoe UI', Arial, sans-serif;
  color: var(--texte-fonce);
  line-height: 1.6;
}

.container {
  max-width: 1000px;
  margin: 0 auto;
  padding: 0 20px;
}

/* ===== HEADER ===== */
header {
  background-color: var(--marine);
  padding: 16px 0;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 2px 10px rgba(0,0,0,0.3);
}

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

.logo-zone {
  display: flex;
  align-items: center;
  gap: 12px;
}

.logo-img {
  height: 45px;
  width: auto;
}

.logo-text {
  color: var(--or);
  font-size: 1.2rem;
  font-weight: 700;
  letter-spacing: 0.5px;
}

nav {
  display: flex;
  align-items: center;
  gap: 24px;
}

nav a {
  color: var(--blanc);
  text-decoration: none;
  font-size: 0.95rem;
  transition: color 0.2s;
}

nav a:hover {
  color: var(--or);
}

.btn-nav {
  background-color: var(--or);
  color: var(--marine) !important;
  padding: 8px 18px;
  border-radius: 25px;
  font-weight: 700;
  transition: background-color 0.2s !important;
}

.btn-nav:hover {
  background-color: var(--or-hover) !important;
  color: var(--blanc) !important;
}

/* ===== HERO ===== */
.hero {
  background: linear-gradient(135deg, var(--marine) 0%, #1a2f45 100%);
  color: var(--blanc);
  padding: 90px 0;
  text-align: center;
}

.hero h1 {
  font-size: 2.4rem;
  font-weight: 800;
  margin-bottom: 20px;
  line-height: 1.2;
}

.hero h1 span {
  color: var(--or);
}

.subtitle {
  font-size: 1.15rem;
  color: #c8d8e8;
  margin-bottom: 36px;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.hero-buttons {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ===== BOUTONS ===== */
.btn-primary {
  background-color: var(--or);
  color: var(--marine);
  padding: 14px 30px;
  border-radius: 30px;
  font-weight: 700;
  font-size: 1rem;
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: background-color 0.2s, transform 0.1s;
  display: inline-block;
}

.btn-primary:hover {
  background-color: var(--or-hover);
  transform: translateY(-1px);
}

.btn-secondary {
  background-color: transparent;
  color: var(--blanc);
  padding: 14px 30px;
  border-radius: 30px;
  font-weight: 600;
  font-size: 1rem;
  text-decoration: none;
  border: 2px solid var(--blanc);
  transition: all 0.2s;
  display: inline-block;
}

.btn-secondary:hover {
  background-color: var(--blanc);
  color: var(--marine);
}

/* ===== SECTIONS ===== */
.section-light {
  background-color: var(--gris-clair);
  padding: 70px 0;
}

.section-dark {
  background-color: var(--marine);
  color: var(--blanc);
  padding: 70px 0;
}

h2 {
  font-size: 1.9rem;
  font-weight: 800;
  margin-bottom: 40px;
  text-align: center;
}

.section-dark h2 {
  color: var(--or);
}

/* ===== STEPS ===== */
.steps {
  display: flex;
  gap: 30px;
  justify-content: center;
  flex-wrap: wrap;
}

.step {
  background: var(--blanc);
  border-radius: 12px;
  padding: 30px 24px;
  text-align: center;
  flex: 1;
  min-width: 220px;
  max-width: 280px;
  box-shadow: 0 4px 15px rgba(0,0,0,0.08);
  transition: transform 0.2s;
}

.step:hover {
  transform: translateY(-4px);
}

.step-icon {
  font-size: 2.5rem;
  margin-bottom: 14px;
}

.step h3 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--marine);
}

.step p {
  font-size: 0.9rem;
  color: #555;
}

/* ===== ARGUMENTS ===== */
.arguments {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  justify-content: center;
}

.arg {
  display: flex;
  align-items: center;
  gap: 12px;
  background: rgba(255,255,255,0.07);
  border: 1px solid rgba(245,166,35,0.3);
  border-radius: 10px;
  padding: 18px 24px;
  flex: 1;
  min-width: 200px;
  max-width: 440px;
}

.arg-icon {
  font-size: 1.8rem;
}

.arg p {
  font-size: 0.95rem;
  color: #dde8f0;
}

/* ===== FORMULAIRE ===== */
.form-intro {
  text-align: center;
  margin-bottom: 30px;
  color: #555;
}

.contact-form {
  background: var(--blanc);
  padding: 40px;
  border-radius: 16px;
  box-shadow: 0 6px 25px rgba(0,0,0,0.1);
  max-width: 750px;
  margin: 0 auto;
}

.form-row {
  display: flex;
  gap: 20px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}

.form-group {
  flex: 1;
  min-width: 200px;
  display: flex;
  flex-direction: column;
}

.form-group.full {
  width: 100%;
  flex: none;
  margin-bottom: 20px;
}

label {
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--marine);
}

input, select, textarea {
  padding: 11px 14px;
  border: 1.5px solid #ddd;
  border-radius: 8px;
  font-size: 0.95rem;
  transition: border-color 0.2s;
  font-family: inherit;
}

input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--or);
}

.btn-submit {
  width: 100%;
  padding: 16px;
  font-size: 1.05rem;
  margin-top: 10px;
}

/* ===== RAPPEL ===== */
.rappel-zone {
  text-align: center;
}

.rappel-zone p {
  color: #c8d8e8;
  margin-bottom: 28px;
}

.rappel-form {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
  max-width: 600px;
  margin: 0 auto;
}

.rappel-form input,
.rappel-form select {
  flex: 1;
  min-width: 180px;
  background: rgba(255,255,255,0.1);
  border: 1.5px solid rgba(255,255,255,0.3);
  color: var(--blanc);
}

.rappel-form input::placeholder {
  color: #aaa;
}

.rappel-form select option {
  color: var(--texte-fonce);
  background: var(--blanc);
}

/* ===== FOOTER ===== */
footer {
  background-color: #07111c;
  color: #aaa;
  padding: 24px 0;
  text-align: center;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
}

footer a {
  color: var(--or);
  text-decoration: none;
}

footer a:hover {
  text-decoration: underline;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 680px) {
  .hero h1 { font-size: 1.7rem; }
  .header-inner { flex-direction: column; gap: 12px; }
  nav { gap: 14px; }
  .contact-form { padding: 24px 16px; }
  .footer-inner { flex-direction: column; text-align: center; }
}