/**
 * Snake-line border — travels around frame only; content stays fixed.
 *
 * @package Theme_TB
 * @since 1.0.0
 */

.tb-snake-border {
  --tb-snake-head: #2563eb;
  --tb-snake-tail: #06b6d4;

  position: relative;
  padding: 2px;
  border-radius: calc(var(--tb-radius-lg) + 2px);
  background: var(--tb-color-border);
  overflow: hidden;
}

.tb-snake-border::before {
  content: "";
  position: absolute;
  inset: -120%;
  background: conic-gradient(
    from 0deg,
    transparent 0deg 248deg,
    var(--tb-snake-tail) 262deg,
    var(--tb-snake-head) 278deg,
    #fff 284deg,
    var(--tb-snake-head) 290deg,
    var(--tb-snake-tail) 304deg,
    transparent 318deg 360deg
  );
  animation: tb-snake-line 3.2s linear infinite;
}

.tb-snake-border--tool {
  --tb-snake-head: #2563eb;
  --tb-snake-tail: #06b6d4;
}

.tb-snake-border--ebook {
  --tb-snake-head: #a855f7;
  --tb-snake-tail: #ec4899;
}

.tb-snake-border--blog {
  --tb-snake-head: #f59e0b;
  --tb-snake-tail: #10b981;
}

.tb-snake-border--product {
  --tb-snake-head: #22c55e;
  --tb-snake-tail: #2563eb;
}

.tb-snake-border--stat {
  --tb-snake-head: #38bdf8;
  --tb-snake-tail: #2563eb;
}

.tb-snake-border--hero {
  --tb-snake-head: #06b6d4;
  --tb-snake-tail: #8b5cf6;
}

.tb-snake-border--newsletter {
  --tb-snake-head: #a78bfa;
  --tb-snake-tail: #f472b6;
}

.tb-snake-border--cta {
  --tb-snake-head: #10b981;
  --tb-snake-tail: #2563eb;
}

.tb-snake-border__inner {
  position: relative;
  z-index: 1;
  border-radius: var(--tb-radius-lg);
  overflow: hidden;
  background: var(--tb-color-card);
}

.tb-snake-border__inner--panel {
  background: var(--tb-color-card);
}

.tb-snake-border__inner--stat {
  background: var(--tb-color-card);
}

.tb-snake-border__inner > .tb-card {
  margin: 0;
  border: none;
  box-shadow: none;
  background: var(--tb-color-card);
  transform: none !important;
}

.tb-snake-border__inner > .tb-card:hover {
  transform: none !important;
  box-shadow: none;
}

.tb-snake-border--blog .tb-saas-card__cta {
  background: linear-gradient(135deg, #f59e0b, #10b981) !important;
  border: none !important;
}

.tb-snake-border--product .tb-saas-card__cta {
  background: linear-gradient(135deg, #22c55e, #2563eb) !important;
  border: none !important;
}

.tb-snake-border__inner--stat .tb-hero-stats__item,
.tb-snake-border__inner--stat .tb-stats-strip__card,
.tb-snake-border__inner--stat .tb-saas-hero__stat {
  margin: 0;
  border: none;
  box-shadow: none;
  width: 100%;
  height: 100%;
}

.tb-hero-stats .tb-snake-border {
  flex: 1 1 120px;
}

.tb-hero-search {
  border: none;
  box-shadow: none;
  background: transparent;
}

@keyframes tb-snake-line {
  to {
    transform: rotate(360deg);
  }
}

@media (prefers-reduced-motion: reduce) {
  .tb-snake-border::before {
    animation: none;
    background: linear-gradient(135deg, var(--tb-snake-head), var(--tb-snake-tail));
    inset: 0;
  }
}