/* ═══════════════════════════════════════════════════════════════
   ANIMATIONS — AOS overrides, custom keyframes
   ═══════════════════════════════════════════════════════════════ */

/* AOS easing */
[data-aos] { will-change: transform, opacity; }
[data-aos][data-aos-easing="ease-out-back"] {
  transition-timing-function: cubic-bezier(.34,1.56,.64,1);
}

/* ── Hover ripple on CTAs ─────────────────────────────────────── */
.btn-ripple {
  position: relative;
  overflow: hidden;
}
.btn-ripple::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  background: rgba(255,255,255,.25);
  border-radius: 50%;
  transform: translate(-50%,-50%);
  transition: width .5s ease, height .5s ease, opacity .5s ease;
  opacity: 0;
}
.btn-ripple:hover::before { width: 300px; height: 300px; opacity: 0; }

/* ── Nav underline ───────────────────────────────────────────── */
.mk-nav-link::after {
  content: '';
  position: absolute;
  bottom: 4px;
  left: 14px;
  right: 14px;
  height: 2px;
  background: var(--color-primary);
  border-radius: 2px;
  transform: scaleX(0);
  transition: transform var(--transition);
}
.mk-nav-link:hover::after,
.mk-nav-link.active::after { transform: scaleX(1); }

/* ── Hero slide in: handled via @keyframes in main.css ──────── */
/* (.hero-section.is-active triggers hero-slide-up animations) */

/* ── Icon hover rotate ───────────────────────────────────────── */
.icon-hover-rotate {
  transition: transform var(--transition);
  display: inline-flex;
}
.icon-hover-rotate:hover { transform: rotate(15deg) scale(1.1); }

/* ── Floating elements ───────────────────────────────────────── */
.float-slow {
  animation: float 6s ease-in-out infinite;
}
.float-med {
  animation: float 4s ease-in-out infinite;
  animation-delay: 1s;
}
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-12px); }
}

/* ── Progress bar ────────────────────────────────────────────── */
.mk-progress {
  height: 6px;
  background: var(--color-border);
  border-radius: 3px;
  overflow: hidden;
}
.mk-progress-bar {
  height: 100%;
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
  border-radius: 3px;
  width: 0;
  transition: width 1.5s cubic-bezier(.4,0,.2,1);
}

/* ── Pulse on CTA ────────────────────────────────────────────── */
.btn-pulse {
  animation: btnPulse 2.5s ease-in-out infinite;
}
@keyframes btnPulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(37,99,235,.4); }
  50%       { box-shadow: 0 0 0 8px rgba(37,99,235,0); }
}

/* ── Card entrance ───────────────────────────────────────────── */
.offer-card-enter {
  animation: cardEnter .4s cubic-bezier(.34,1.56,.64,1) both;
}
@keyframes cardEnter {
  from { opacity: 0; transform: scale(.92) translateY(12px); }
  to   { opacity: 1; transform: scale(1) translateY(0); }
}

/* ── Stagger utilities ───────────────────────────────────────── */
[data-aos-delay="50"]  { transition-delay: 50ms  !important; }
[data-aos-delay="100"] { transition-delay: 100ms !important; }
[data-aos-delay="150"] { transition-delay: 150ms !important; }
[data-aos-delay="200"] { transition-delay: 200ms !important; }
[data-aos-delay="250"] { transition-delay: 250ms !important; }
[data-aos-delay="300"] { transition-delay: 300ms !important; }
[data-aos-delay="350"] { transition-delay: 350ms !important; }
[data-aos-delay="400"] { transition-delay: 400ms !important; }

/* ── Loading dots ────────────────────────────────────────────── */
.mk-loading-dots {
  display: inline-flex;
  gap: 6px;
  align-items: center;
}
.mk-loading-dots span {
  width: 8px;
  height: 8px;
  background: var(--color-primary);
  border-radius: 50%;
  animation: dotBounce .8s ease-in-out infinite;
}
.mk-loading-dots span:nth-child(2) { animation-delay: .16s; }
.mk-loading-dots span:nth-child(3) { animation-delay: .32s; }
@keyframes dotBounce {
  0%, 80%, 100% { transform: scale(.8); opacity: .5; }
  40%           { transform: scale(1.2); opacity: 1; }
}

/* ── Showcase / catalog tab hover ────────────────────────────── */
.mk-tab {
  transition: background var(--transition), color var(--transition),
              border-color var(--transition), transform var(--transition);
}
.mk-tab:not(.active):hover {
  transform: translateY(-1px);
}

/* ── Blog hub tab hover ──────────────────────────────────────── */
.blog-hub-tab {
  transition: background var(--transition), color var(--transition),
              border-color var(--transition), transform var(--transition);
}
.blog-hub-tab:not(.active):hover { transform: translateY(-1px); }

/* ── Footer nav link hover animation ────────────────────────── */
.mk-footer-nav a {
  position: relative;
  display: inline-block;
  transition: color var(--transition), transform var(--transition);
}
.mk-footer-nav a:hover { transform: translateX(4px); }

/* ── Scroll-to-top button ─────────────────────────────────────── */
.mk-scroll-top {
  transition: opacity var(--transition), transform var(--transition),
              background var(--transition);
}
.mk-scroll-top:hover { transform: translateY(-4px); }

/* ── Author stat hover ───────────────────────────────────────── */
.author-stat {
  transition: color var(--transition);
}
.author-stat:hover { color: var(--color-primary); }
.author-stat:hover strong { color: var(--color-primary); }

/* ── Post TOC link hover ─────────────────────────────────────── */
.post-toc-list a {
  transition: color var(--transition), padding-left var(--transition);
}
.post-toc-list a:hover { padding-left: 4px; }

/* ── Related card image zoom on hover (already in main.css but ensures consistency) */
.post-related-card .post-related-card__img img {
  transition: transform .5s ease;
}
.post-related-card:hover .post-related-card__img img { transform: scale(1.06); }

/* ── Sidebar offer card hover ────────────────────────────────── */
.sidebar-offer-card {
  transition: box-shadow var(--transition), transform var(--transition);
}
.sidebar-offer-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-2px);
}

/* ── Reduce motion ───────────────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .01ms !important;
    transition-duration: .01ms !important;
  }
  [data-aos] {
    transition: none !important;
    opacity: 1 !important;
    transform: none !important;
  }
}