/* Custom */
:root {
  --color-custom1: #FB4141;
  --color-custom2: #5CB338;
  --color-custom3: #FFC145;
  --color-custom4: #5c636a;
  --color-custom5: #ede3d7;
  --color-custom6: #000;
  --color-custom7: #fff;
  --color-custom8: #ffb218;
  --color-custom9: #8d448b;
}

html, body {
  height: 100%;
  margin: 0;
  padding: 0;
}

body {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

main {
  flex: 1;
}

.blink_me {
  animation: blinker 2s linear infinite;
}
@keyframes blinker {
  50% {
    opacity: 0;
  }
}

body.swal2-shown > [aria-hidden="true"] {
  transition: 0.1s filter;
  filter: blur(10px);
}

.status-danger-custom1 {
  color: var(--color-custom1);
}

.status-success-custom1 {
  color: var(--color-custom2);
}

.status-warning-custom1 {
  color: var(--color-custom3);
}

.status-secondary-custom1 {
  color: var(--color-custom4);
}

.p-custom1 {
  margin: 0;
  padding: 0;
}

.navbar-header-custom1 {
  font-size: 1.8rem;
  line-height: 1;
  font-weight: 700;
  letter-spacing: 1px;
  color: var(--color-custom8);
}

a:hover, .active-custom1{
  color: var(--color-custom8) !important;
  font-weight: 550;
}

.footer-custom {
  background: linear-gradient(90deg,
    var(--color-custom3) 50%,
    var(--color-custom8) 100%
  );
  color: var(--color-custom6);
  padding: 15px 0;
  text-align: center;
}

.button-custom1 {
  color: var(--color-custom7);
  background: var(--color-custom3);
  border: 0;
  padding: 10px 30px;
  transition: 0.4s;
  border-radius: 50px;
}

.button-custom1:hover {
  background: color-mix(in srgb, var(--color-custom3), transparent 20%);
}

.button-custom2 {
  color: var(--color-custom7);
  background: var(--color-custom9);
  border: 0;
  padding: 10px 30px;
  transition: 0.4s;
  border-radius: 50px;
}

.button-custom2:hover {
  background: color-mix(in srgb, var(--color-custom9), transparent 20%);
  color: var(--color-custom7) !important;
}

/* ปุ่มกลับไปด้านบน */
#btnScrollTop {
  position: fixed;
  bottom: 20px;
  right: 20px;
  z-index: 999;
  border-radius: 50%;
  width: 45px;
  height: 45px;
  justify-content: center;
  align-items: center;
  box-shadow: 0 2px 6px rgba(0,0,0,0.3);
  background-color: var(--color-custom3);
  border-color: var(--color-custom3);
  color: #fff;

  /* เริ่มต้นซ่อน */
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  pointer-events: none;
  transition: opacity 0.25s ease, transform 0.25s ease, visibility 0.25s ease;
}

/* แสดงปุ่มพร้อม fade-in */
#btnScrollTop.show {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
  pointer-events: auto;
}

/* hover effect */
#btnScrollTop:hover {
  background-color: var(--color-custom8);
}

@media (prefers-reduced-motion: reduce) {
  #btnScrollTop { transition: none; }
  html, body { scroll-behavior: auto; }
}