/* public/css/custom.css */
.hairline {
  height: 1px;
  background-color: #e5e7eb;
  border: 0;
}
.btn-shadow:hover {
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.06);
}
.disabled-like {
  background-color: #d1d4d7;
  color: white;
  cursor: not-allowed;
}
.topbar {
  background-color: #00b645;
}
.logo-textfree {
  display: block;
}
.footer-link {
  color: #6b7280;
}
.footer-link:hover {
  color: #111827;
}

/* Shimmer */
@keyframes skel-shimmer {
  0% {
    background-position: -200px 0;
  }
  100% {
    background-position: calc(200px + 100%) 0;
  }
}
.skel {
  position: relative;
  overflow: hidden;
  background-color: #f3f4f6; /* gray-100 */
  border-radius: 6px;
}
.skel:after {
  content: "";
  position: absolute;
  inset: 0;
  background-image: linear-gradient(
    90deg,
    rgba(243, 244, 246, 0) 0%,
    rgba(229, 231, 235, 0.9) 50%,
    rgba(243, 244, 246, 0) 100%
  );
  background-size: 200px 100%;
  animation: skel-shimmer 1.2s infinite;
}

/* Message skeleton */
.msg-skel {
  max-width: 470px;
  padding: 12px 16px;
  border-radius: 16px;
  background: #f6f7f9; /* trung tính, không xanh */
  box-shadow: 0 1px 2px rgba(16, 24, 40, 0.04);
}

.skel-line {
  height: 16px;
  border-radius: 999px;
  background: #e9edf2; /* nền mờ */
  position: relative;
  overflow: hidden;
}
.skel-line::after {
  content: "";
  position: absolute;
  inset: 0;
  transform: translateX(-100%);
  background: linear-gradient(
    90deg,
    transparent,
    rgba(0, 0, 0, 0.06),
    transparent
  );
  animation: skel-sheen 1.1s ease-in-out infinite;
  will-change: transform;
}

@keyframes skel-sheen {
  100% {
    transform: translateX(100%);
  }
}