@import url("https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap");

:root {
  --bg: #f5f7fb;
  --surface: #ffffff;
  --text: #0b1220;
  --muted: #475569;
  --border: rgba(15, 23, 42, 0.12);
  --primary: #0b5fff;
  --primary-contrast: #ffffff;
  --max: 1040px;
  --radius: 16px;
  --shadow: 0 10px 30px rgba(2, 6, 23, 0.08);
  --font: "Inter", system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, sans-serif;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: var(--font);
  color: var(--text);
  background: radial-gradient(1200px 600px at 20% -10%, rgba(11, 95, 255, 0.12), transparent 55%),
    radial-gradient(900px 500px at 90% 0%, rgba(2, 132, 199, 0.12), transparent 55%), var(--bg);
  line-height: 1.6;
}

.container {
  width: min(var(--max), calc(100% - 2rem));
  margin: 0 auto;
}

.banner {
  width: 100%;
  background: linear-gradient(90deg, var(--primary), #2dd4bf);
  color: #ffffff;
  text-align: center;
  font-weight: 700;
  letter-spacing: 0.01em;
  font-size: 1rem;
  padding: 0.8rem 1rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.25);
}

.banner-content {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
}

.banner-icon {
  width: 44px;
  height: 44px;
}

@keyframes bannerStripes {
  0% {
    background-position: 0% 0%;
  }
  100% {
    background-position: 100% 100%;
  }
}

@keyframes iconBounce {
  0% {
    transform: translateY(0);
  }
  100% {
    transform: translateY(-2px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .banner,
  .banner-icon {
    animation: none !important;
  }
}

/* Bannière carrousel (logos/images) */
.carousel-banner {
  background: rgba(255, 255, 255, 0.8);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(10px);
  width: 100%;
  position: static; /* invisible lors du défilement (la bannière défile avec la page) */
  box-shadow: 0 10px 30px rgba(2, 6, 23, 0.06);
}

.carousel-viewport {
  overflow: hidden;
  padding: 0.9rem 0;
  position: relative;
  width: 100%;
}

.carousel-viewport::before,
.carousel-viewport::after {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  width: 78px;
  pointer-events: none;
  z-index: 1;
}

.carousel-viewport::before {
  left: 0;
  background: linear-gradient(90deg, rgba(245, 247, 251, 1), rgba(245, 247, 251, 0));
}

.carousel-viewport::after {
  right: 0;
  background: linear-gradient(270deg, rgba(245, 247, 251, 1), rgba(245, 247, 251, 0));
}

.carousel-track {
  display: flex;
  width: max-content;
  will-change: transform;
  animation: carouselScroll 30s linear infinite;
}

.carousel-banner:hover .carousel-track {
  animation-play-state: paused;
}

.carousel-group {
  display: flex;
  align-items: center;
  gap: 1.65rem;
  padding-right: 1.65rem;
}

.carousel-item {
  height: 69px;
  width: auto;
  display: block;
  border-radius: 10px;
  box-shadow: 0 10px 18px rgba(2, 6, 23, 0.08);
  background: #fff;
}

@keyframes carouselScroll {
  from {
    transform: translateX(0);
  }
  to {
    transform: translateX(-50%);
  }
}

@media (prefers-reduced-motion: reduce) {
  .carousel-track {
    animation: none !important;
  }
}

.nav-bar {
  background: rgba(255, 255, 255, 0.78);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 40;
}

.nav-inner {
  display: flex;
  justify-content: center;
  gap: 0.75rem;
  flex-wrap: wrap;
  padding: 0.7rem 0;
}

.nav-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  padding: 0.55rem 0.9rem;
  border-radius: 12px;
  font-weight: 600;
  letter-spacing: 0.01em;
  font-size: 0.95rem;
  color: var(--text);
  text-decoration: none;
  border: 1px solid transparent;
  transition: background 120ms ease, border-color 120ms ease, color 120ms ease, transform 120ms ease;
}

.nav-icon {
  width: 18px;
  height: 18px;
  display: inline-block;
  flex: 0 0 auto;
  object-fit: contain;
}

.nav-link:hover {
  background: rgba(11, 95, 255, 0.08);
  border-color: rgba(11, 95, 255, 0.2);
  transform: translateY(-1px);
}

.nav-link:focus-visible {
  outline: 3px solid rgba(11, 95, 255, 0.35);
  outline-offset: 3px;
}

.nav-link[aria-current="page"] {
  background: var(--primary);
  color: var(--primary-contrast);
  box-shadow: 0 10px 18px rgba(11, 95, 255, 0.25);
}

.nav-link--primary {
  background: var(--primary);
  color: var(--primary-contrast);
}

.nav-link--primary:hover {
  background: var(--primary);
  filter: brightness(1.05);
}

.nav-link--cta {
  background: var(--primary);
  color: var(--primary-contrast);
  box-shadow: 0 10px 18px rgba(11, 95, 255, 0.25);
}

.nav-link--cta:hover {
  background: var(--primary);
  filter: brightness(1.05);
}

.header {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
}

.header-inner {
  padding: 1.25rem 0;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
}

.header-inner--contact {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
}

.back-link {
  display: inline-flex;
  align-items: center;
  padding: 0.55rem 0.85rem;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  font-weight: 600;
  letter-spacing: 0.01em;
  font-size: 0.95rem;
  text-decoration: none;
}

.header-inner--contact .back-link {
  justify-self: start;
}

.header-inner--contact .logo {
  justify-self: center;
}

.back-link:hover {
  filter: brightness(1.04);
}

.logo {
  height: clamp(120px, 18vw, 200px);
  width: auto;
  object-fit: contain;
}

.main {
  padding: 3rem 0 2.5rem;
}

.about {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem;
  box-shadow: var(--shadow);
}

.contact-cta {
  display: flex;
  justify-content: center;
  padding: 1.6rem 0 0;
}

.btn-contact {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.9rem 1.3rem;
  border-radius: 12px;
  background: var(--primary);
  color: var(--primary-contrast);
  font-weight: 600;
  letter-spacing: 0.01em;
  border: 0;
  text-decoration: none;
  box-shadow: 0 12px 20px rgba(11, 95, 255, 0.22);
  transition: transform 120ms ease, filter 120ms ease;
}

.btn-contact--secondary {
  background: var(--surface);
  color: var(--text);
  border: 1px solid var(--border);
  box-shadow: none;
}

.btn-contact:hover {
  filter: brightness(1.08);
}

.btn-contact:focus-visible {
  outline: 3px solid rgba(15, 23, 42, 0.35);
  outline-offset: 3px;
}

h1 {
  margin: 0 0 1rem;
  letter-spacing: -0.02em;
  line-height: 1.15;
  font-size: clamp(1.6rem, 2.6vw, 2.25rem);
}

p {
  margin: 0 0 1rem;
  color: #334155;
}

.footer {
  padding: 1.2rem 0 2rem;
  color: var(--muted);
}

/* Page contact */
.contact {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem;
  box-shadow: var(--shadow);
}

.form {
  margin-top: 1.25rem;
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.field {
  display: grid;
  gap: 0.4rem;
}

.field--full {
  grid-column: 1 / -1;
}

.field label {
  font-weight: 600;
  color: var(--text);
}

.is-hidden {
  display: none !important;
}

.field input,
.field textarea,
.field select {
  width: 100%;
  padding: 0.8rem 0.9rem;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  font: inherit;
  box-shadow: 0 1px 0 rgba(2, 6, 23, 0.02);
}

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

.field input::placeholder,
.field textarea::placeholder {
  color: rgba(15, 23, 42, 0.45);
}

.field input:focus-visible,
.field textarea:focus-visible,
.field select:focus-visible {
  outline: 3px solid rgba(11, 95, 255, 0.25);
  outline-offset: 2px;
  border-color: rgba(11, 95, 255, 0.35);
}

.form-actions {
  display: flex;
  justify-content: flex-end;
  margin-top: 1rem;
}

.form-status {
  margin: 0.75rem 0 0;
  color: #0f766e;
  font-weight: 600;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
  align-items: start;
  margin-top: 1.25rem;
}

.contact-card {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem;
  background: var(--surface);
}

.map-card {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--surface);
}

.map-embed {
  width: 100%;
  height: 360px;
  border: 0;
  display: block;
}

.h2 {
  margin: 0 0 0.8rem;
  font-size: 1.1rem;
  letter-spacing: -0.01em;
}

.contact-lines p {
  margin: 0 0 0.9rem;
}

.contact-link {
  color: var(--text);
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 3px;
}

@media (max-width: 760px) {
  .form-grid {
    grid-template-columns: 1fr;
  }
  .contact-grid {
    grid-template-columns: 1fr;
  }
  .map-embed {
    height: 300px;
  }
}