:root {
  --blue: #004aad;
  --blue-deep: #06367b;
  --yellow: #ffe04c;
  --paper: #f7f4ed;
  --paper-soft: rgba(255, 255, 255, 0.88);
  --paper-strong: rgba(255, 255, 255, 0.94);
  --ink: #0f2145;
  --ink-soft: #45618f;
  --line: rgba(15, 33, 69, 0.12);
  --shadow: 0 28px 70px rgba(6, 54, 123, 0.18);
  --success: #1f7a42;
  --error: #a22a35;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Source Sans 3", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at top left, rgba(255, 224, 76, 0.22), transparent 28%),
    radial-gradient(circle at bottom right, rgba(13, 84, 183, 0.22), transparent 34%),
    linear-gradient(180deg, #eef4ff 0%, #f4f6fb 24%, #f7f4ed 100%);
  padding: 22px;
}

.contact-shell {
  width: min(1120px, 100%);
  margin: 0 auto;
}

.hero-banner-wrap {
  position: relative;
  border-radius: 34px;
  overflow: hidden;
  box-shadow: var(--shadow);
  border: 1px solid rgba(255, 255, 255, 0.22);
  background:
    linear-gradient(135deg, rgba(6, 54, 123, 0.12), rgba(13, 84, 183, 0.08)),
    var(--paper);
}

.hero-banner {
  position: relative;
  min-height: 360px;
  background:
    url("../images/bandeau.JPG") center 36%/contain no-repeat,
    #004aad;
}

.hero-banner::after {
  content: "";
  position: absolute;
  inset: auto 0 0;
  height: 120px;
  background: linear-gradient(180deg, transparent, rgba(247, 244, 237, 0.96));
}

.contact-content-card {
  width: min(960px, calc(100% - 32px));
  margin: 0 auto;
  position: relative;
  z-index: 2;
  transform: translateY(-36px);
  border-radius: 30px;
  background: var(--paper-soft);
  border: 1px solid var(--line);
  backdrop-filter: blur(18px);
  box-shadow: 0 24px 50px rgba(15, 33, 69, 0.12);
  padding: 30px;
}

.menu-card,
.contact-panel,
.contact-empty {
  border: 1px solid var(--line);
  border-radius: 26px;
  background: var(--paper-strong);
}

.menu-card { padding: 14px; }

.site-menu {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.site-menu-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 0 12px;
  border-radius: 999px;
  text-decoration: none;
  color: var(--blue-deep);
  background: rgba(0, 74, 173, 0.06);
  border: 1px solid rgba(0, 74, 173, 0.08);
  font-family: "Bebas Neue", sans-serif;
  font-size: 1.16rem;
  letter-spacing: 0.04em;
}

.site-menu-link.is-active {
  color: white;
  background: linear-gradient(135deg, var(--blue), var(--blue-deep));
}

.site-menu-link[aria-disabled="true"] { opacity: 0.6; }

.contact-panel {
  margin-top: 18px;
  padding: 24px;
}

.contact-kicker,
.contact-panel h1,
.contact-empty h1 {
  font-family: "Bebas Neue", sans-serif;
  font-weight: 400;
  letter-spacing: 0.04em;
}

.contact-kicker {
  margin: 0;
  color: var(--blue);
  font-size: 1.45rem;
  letter-spacing: 0.08em;
}

.contact-panel h1,
.contact-empty h1 {
  margin: 6px 0 14px;
  font-size: clamp(2rem, 4.8vw, 3.2rem);
  line-height: 0.92;
}

.contact-intro,
.contact-empty p {
  margin: 0;
  color: var(--ink-soft);
  line-height: 1.7;
}

.contact-empty {
  margin-top: 18px;
  padding: 28px;
}

.contact-form {
  margin-top: 20px;
  display: grid;
  gap: 16px;
}

.field {
  display: grid;
  gap: 8px;
}

.field span {
  font-weight: 700;
  color: var(--ink);
}

.field input,
.field textarea {
  width: 100%;
  border: 1px solid rgba(0, 74, 173, 0.14);
  border-radius: 16px;
  padding: 14px 16px;
  font: inherit;
  color: var(--ink);
  background: rgba(255, 255, 255, 0.86);
}

.field input:focus,
.field textarea:focus {
  outline: 2px solid rgba(255, 224, 76, 0.55);
  border-color: rgba(0, 74, 173, 0.24);
}

.form-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.button-primary,
.button-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 50px;
  padding: 0 18px;
  border-radius: 999px;
  font-weight: 700;
  text-decoration: none;
  border: 0;
  cursor: pointer;
  font: inherit;
}

.button-primary {
  background: linear-gradient(135deg, var(--blue), var(--blue-deep));
  color: white;
}

.button-secondary {
  background: rgba(255, 255, 255, 0.82);
  color: var(--ink);
  border: 1px solid var(--line);
}

.flash {
  margin-top: 18px;
  padding: 14px 18px;
  border-radius: 18px;
  font-weight: 600;
}

.flash-success {
  background: rgba(31, 122, 66, 0.12);
  color: var(--success);
}

.flash-error {
  background: rgba(162, 42, 53, 0.12);
  color: var(--error);
}

@media (max-width: 920px) {
  .contact-content-card { transform: translateY(-24px); }
}

@media (max-width: 640px) {
  body { padding: 14px; }
  .contact-panel h1,
  .contact-empty h1 {
    font-size: 2.1rem;
  }
  .hero-banner-wrap { border-radius: 24px; }
  .hero-banner { min-height: 300px; }
  .contact-content-card {
    width: calc(100% - 20px);
    padding: 20px;
    border-radius: 24px;
    transform: translateY(-18px);
  }
  .contact-panel,
  .contact-empty {
    padding: 20px;
    border-radius: 22px;
  }
  .site-menu-link {
    flex: 1 1 calc(50% - 4px);
    width: calc(50% - 4px);
    min-width: 0;
  }
}