/* Base layout */
main {
  padding-top: 80px;
  flex: 1; /* espace sous la navbar */
}

html,
body {
  height: 100%;
  margin: 0;
  min-height: 100vh;
  overflow-x: hidden;
  font-family: var(--main-font);
  color: var(--text);
  line-height: 1.5;
  display: flex;
  flex-direction: column;
}
.container {
  width: 100%;
  max-width: var(--max-width);
  padding: 0 var(--gap);
  margin: 0 auto;
  box-sizing: border-box;
}

/* NAVBAR (exact behaviour + layout used) */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 80px;
  background: linear-gradient(
    180deg,
    rgba(10, 12, 16, 0.75),
    rgba(10, 12, 16, 0.35)
  );
  -webkit-backdrop-filter: saturate(1.2) blur(12px);
  backdrop-filter: saturate(1.2) blur(12px);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  z-index: 999;
}
.nav-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
  max-width: var(--max-width);
  padding: 0 24px;
  margin: 0 auto;
}
.logo-link {
  display: flex;
  align-items: center;
  text-decoration: none;
  color: inherit;
}
.logo-img {
  height: 64px;
  width: auto;
  transition:
    transform 0.3s ease,
    filter 0.3s ease;
  filter: drop-shadow(0 0 4px rgba(255, 255, 255, 0.3));
}
.logo-link:hover .logo-img {
  transform: scale(1.1) rotate(-2deg);
  filter: drop-shadow(0 0 10px rgba(0, 255, 255, 0.6)) brightness(1.2);
}
.nav-actions {
  display: flex;
  align-items: center;
  gap: var(--gap);
  flex-wrap: wrap;
}

.link {
  text-decoration: underline;
  color: var(--text);
  font-weight: 500;
  position: relative;
  color: var(--blue-2);
}

.footerIp {
  cursor: pointer;
}

/* Mobile menu behaviour (only style, inert controlled by JS) */
.hamburger {
  display: none;
  background: none;
  border: none;
  font-size: 1.8rem;
  color: var(--text);
  cursor: pointer;
}
@media (max-width: 768px) {
  .hamburger {
    display: block;
  }
  .nav-actions {
    position: fixed;
    top: 80px;
    right: 0;
    width: 150px;
    background: var(--bg);
    flex-direction: column;
    padding: var(--gap);
    gap: var(--gap);
    transform: translateX(100%);
    transition: transform 0.3s ease;
    border-left: 1px solid var(--border);
    z-index: 1000;
    border-radius: 15px;
  }
  .nav-actions.open {
    transform: translateX(0);
  }
}

/* FOOTER (exact: spacing + halo from site) */
footer,
.site-footer {
  padding: 20px 0 30px;
  color: var(--muted);
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  background: linear-gradient(
    180deg,
    rgba(255, 255, 255, 0.02),
    rgba(255, 255, 255, 0)
  );
  position: relative;
  margin-top: auto;
  overflow: visible; /* pas de blocage */
}
.foot {
  display: flex;
  align-items: flex-start; /* aligne les blocs en haut */
  justify-content: space-between; /* espace entre les deux colonnes */
  gap: 40px; /* espace horizontal entre les colonnes */
  flex-wrap: nowrap; /* reste en ligne tant qu’il y a de la place */
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 16px;
  box-sizing: border-box;
}

.foot > div {
  flex: 1; /* chaque bloc prend la même largeur */
  min-width: 240px; /* évite qu’ils soient trop étroits */
}

@media (max-width: 768px) {
  .foot {
    flex-direction: column; /* empile */
    align-items: center; /* centre horizontalement */
    text-align: center; /* centre le texte */
  }
  .foot > div {
    width: 100%;
    max-width: 400px; /* limite la largeur */
  }
}

.site-footer::before,
.site-footer::after {
  content: "";
  position: absolute;
  top: -20%;
  width: 48%;
  height: 1%;
  pointer-events: none;
  filter: blur(40px);
  mix-blend-mode: screen;
  opacity: 0.85;
}

.site-footer::before {
  left: -10%;
  background: radial-gradient(
    circle at 20% 30%,
    rgba(255, 140, 50, 0.09),
    transparent 30%
  );
}
.site-footer::after {
  right: -10%;
  background: radial-gradient(
    circle at 80% 70%,
    rgba(80, 255, 150, 0.07),
    transparent 30%
  );
}
.site-footer p,
.site-footer .brand {
  line-height: 1.6;
  word-break: break-word;
}

/* Particles (kept) */
.particle {
  position: absolute;
  width: 10px;
  height: 10px;
  background: linear-gradient(135deg, var(--orange-2), var(--green-2));
  opacity: 0.4;
  filter: blur(1px);
  transform: translateZ(0);
  border-radius: 3px;
  animation: float 18s linear infinite;
  will-change: transform;
}
@keyframes float {
  0% {
    transform: translateY(0) translateX(0) rotate(0deg);
  }
  100% {
    transform: translateY(-100vh) translateX(20vw) rotate(180deg);
  }
}

/* Utilities used by navbar/footer */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  margin: -1px;
  padding: 0;
  border: 0;
}
input,
textarea,
.card-icon,
.overlay-img {
  border-radius: var(--radius);
}

/* Responsive footer layout */
@media (max-width: 768px) {
  .foot {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }
  .foot > div {
    width: 100%;
    max-width: 400px;
  }
}

/* Buttons (used across site) */
.btn {
  padding: 12px 16px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--glass);
  color: var(--text);
  font-weight: 600;
  letter-spacing: 0.2px;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  transition:
    transform 220ms cubic-bezier(0.2, 0.9, 0.2, 1),
    box-shadow 220ms cubic-bezier(0.2, 0.9, 0.2, 1),
    background 180ms ease;
  will-change: transform, box-shadow;
  transform-origin: center;
  text-decoration: none;
  justify-content: center;
}
.btn:hover,
.btn:focus-visible {
  transform: translateY(-6px) scale(1.01);
  box-shadow:
    0 14px 36px rgba(0, 0, 0, 0.38),
    0 4px 10px rgba(0, 0, 0, 0.18);
  outline: none;
}
.btn:active {
  transform: translateY(-2px) scale(0.998);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
  transition-duration: 120ms;
}
@media (prefers-reduced-motion: reduce) {
  .btn,
  .btn:hover,
  .btn:focus-visible,
  .btn:active {
    transition: none;
    transform: none;
    box-shadow: none;
  }
}
.btn.primary {
  background: linear-gradient(135deg, var(--orange), var(--orange-2));
  border: none;
  color: #ffffff;
}
.btn.success {
  background: linear-gradient(135deg, var(--green), var(--green-2));
  border: none;
  color: #ffffff;
}