:root {
  --nav-bg: #fff;
  --nav-text: #001f3f;
  --btn-bg: #001f3f;
  --btn-text: #fff;
  --sidebar-bg: #f8f9fa;
  --sidebar-hover-shadow: 0 0 15px 4px rgba(0, 31, 63, 0.5);
}

body {
  margin: 0;
  font-family: 'Segoe UI', sans-serif;
  background-color: #fff;
  color: var(--nav-text);
  padding-top: 112px;
}

.mustard-top {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  background-color: var(--nav-bg);
  padding: 10px 20px;
  z-index: 1050;
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 82px;
}

.btn-menu {
  background: transparent;
  border: none;
  color: var(--nav-text);
  font-size: 1.5rem;
  cursor: pointer;
  display: flex;
  align-items: center;
}

.btn-menu:hover {
  color: var(--btn-bg);
}

.mustard-top img {
  max-height: 80px;
  user-select: none;
}

.subnav {
  position: fixed;
  top: 56px;
  left: 0;
  width: 100%;
  background-color: var(--nav-bg);
  color: var(--nav-text);
  padding: 10px 20px;
  z-index: 1049;
  font-size: 1rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 82px;
  box-shadow: none;
  border: none;
}

.social-icons {
  display: flex;
  align-items: center;
  gap: 10px;
}

.social-icons a {
  color: var(--nav-text);
  font-size: 1.3rem;
  text-decoration: none;
  padding: 0 10px;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.social-icons a:not(:last-child)::after {
  content: "";
  position: absolute;
  right: 0;
  height: 18px;
  width: 1px;
  background-color: var(--nav-text);
  opacity: 0.3;
  top: 50%;
  transform: translateY(-50%);
}

.social-icons a::before {
  content: "";
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0%;
  height: 2px;
  background-color: var(--nav-text);
  transition: width 0.3s ease;
  transform: translateX(-50%);
  border-radius: 10px;
}

.social-icons a:hover::before {
  width: 100%;
}

.btn-area-cliente {
  background-color: var(--btn-bg);
  color: var(--btn-text);
  border: none;
  padding: 8px 50px;
  font-weight: 600;
  border-radius: 4px;
  cursor: pointer;
  transition: background-color 0.3s ease;
  text-decoration: none;
  font-size: 1rem;
  display: inline-flex;
  align-items: center;
  user-select: none;
  gap: 6px;
}

.btn-area-cliente:hover {
  background-color: #003366;
  color: var(--btn-text);
  text-decoration: none;
}

.offcanvas-red {
  background-color: var(--sidebar-bg);
  color: var(--nav-text);
  z-index: 20000 !important;
}

.offcanvas-red .nav-link {
  color: var(--nav-text);
  transition: box-shadow 0.3s ease, background-color 0.3s ease;
  border-radius: 6px;
  padding: 8px 12px;
  margin-bottom: 6px;
  font-weight: 600;
  display: flex;
  justify-content: space-between;
  align-items: center;
  user-select: none;
}

.offcanvas-red .nav-link:hover {
  background-color: #e1e9f8;
  box-shadow: var(--sidebar-hover-shadow);
  color: var(--btn-bg);
  text-decoration: none;
  transform: translateY(-2px);
}

.offcanvas-red .nav-link i {
  color: var(--nav-text);
  font-size: 1.2rem;
  transition: color 0.3s ease;
}

.offcanvas-red .nav-link:hover i {
  color: var(--btn-bg);
}

.offcanvas-red hr {
  border-color: #cbd5e1;
  margin: 8px 0;
}

.offcanvas-red p {
  color: var(--nav-text);
  font-weight: 500;
}

.btn-close {
  filter: invert(28%) sepia(73%) saturate(521%) hue-rotate(176deg) brightness(95%) contrast(91%);
}

.btn-close:hover {
  filter: invert(23%) sepia(83%) saturate(670%) hue-rotate(188deg) brightness(90%) contrast(93%);
}

footer {
  background: #001f3f;
  color: white;
  padding: 3rem 1rem;
}

footer h5 {
  font-weight: bold;
  margin-bottom: 1rem;
}

footer ul {
  list-style: none;
  padding: 0;
}

footer ul li {
  margin-bottom: 0.5rem;
}

footer ul li a {
  color: white;
  text-decoration: none;
}

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

@media (max-width: 768px) {
  .subnav {
    display: none;
  }
}