/* =========================
   Scroll Reveal
========================= */
[data-reveal] {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 700ms ease, transform 700ms ease;
  will-change: opacity, transform;
}

[data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Hormati user yang tidak suka animasi */
@media (prefers-reduced-motion: reduce) {
  [data-reveal] {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

/* =========================
   Micro Interactions (Premium)
========================= */

/* base: transisi halus */
.work-item,
.post-card,
.cap,
.card,
.btn {
  transition: transform 250ms ease, border-color 250ms ease, background 250ms ease;
}

/* hover/focus "lift" subtle */
.work-item:hover,
.work-item:focus-visible,
.post-card:hover,
.post-card:focus-visible,
.cap:hover,
.cap:focus-visible,
.card:hover,
.card:focus-visible {
  transform: translateY(-3px);
}

/* work-item lebih elegan: highlight border + background tipis */
.work-item:hover,
.work-item:focus-visible {
  border-bottom-color: transparent; /* biar tidak terlihat "kepotong" */
  background: color-mix(in oklab, var(--bg), var(--text) 3%);
}

/* post card: sedikit highlight */
.post-card:hover,
.post-card:focus-visible {
  background: color-mix(in oklab, var(--bg), var(--text) 4%);
}

/* capabilities & snapshot cards */
.cap:hover,
.cap:focus-visible,
.card:hover,
.card:focus-visible {
  border-color: color-mix(in oklab, var(--border), var(--text) 18%);
}

/* underline link lebih premium */
.footer-link,
.text-link,
.nav-links a {
  transition: border-color 200ms ease, color 200ms ease;
}

/* tombol: efek press */
.btn:active {
  transform: translateY(1px);
}

/* glow lembut di dark mode (tidak maksa) */
[data-theme="dark"] .work-item:hover,
[data-theme="dark"] .post-card:hover,
[data-theme="dark"] .cap:hover,
[data-theme="dark"] .card:hover {
  border-color: color-mix(in oklab, var(--border), white 14%);
}

/* Reduce motion */
@media (prefers-reduced-motion: reduce) {
  .work-item,
  .post-card,
  .cap,
  .card,
  .btn {
    transition: none;
  }
  .work-item:hover,
  .work-item:focus-visible,
  .post-card:hover,
  .post-card:focus-visible,
  .cap:hover,
  .cap:focus-visible,
  .card:hover,
  .card:focus-visible {
    transform: none;
  }
}

/* =========================
   Scroll To Top Button
========================= */

.scroll-top {
  position: fixed;
  right: 18px;
  bottom: 18px;
  width: 44px;
  height: 44px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--text);
  cursor: pointer;
  display: grid;
  place-items: center;
  font-size: 1rem;

  opacity: 0;
  pointer-events: none;
  transform: translateY(10px);
  transition: opacity 250ms ease, transform 250ms ease, border-color 250ms ease;
  z-index: 9999;
}

.scroll-top.is-visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.scroll-top:hover {
  border-color: color-mix(in oklab, var(--border), var(--text) 22%);
}

/* Dark mode sedikit lebih "glow" */
[data-theme="dark"] .scroll-top:hover {
  border-color: color-mix(in oklab, var(--border), white 18%);
}

@media (prefers-reduced-motion: reduce) {
  .scroll-top {
    transition: none;
    transform: none;
  }
}

/* =========================
   Hero Scroll Indicator
========================= */

.hero-scroll-indicator {
  position: absolute;
  left: 50%;
  bottom: 18px;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  pointer-events: none;
  opacity: 0.8;
}

.scroll-text {
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--muted);
}

.scroll-line {
  width: 1px;
  height: 28px;
  background: var(--text);
  opacity: 0.6;
  animation: scrollLine 1.8s ease-in-out infinite;
  transform-origin: top;
}

@keyframes scrollLine {
  0% {
    transform: scaleY(0);
    opacity: 0;
  }
  30% {
    transform: scaleY(1);
    opacity: 0.8;
  }
  60% {
    transform: scaleY(1);
    opacity: 0.8;
  }
  100% {
    transform: scaleY(0);
    opacity: 0;
    transform-origin: bottom;
  }
}

/* Dark mode sedikit lebih soft */
[data-theme="dark"] .scroll-line {
  opacity: 0.7;
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  .scroll-line {
    animation: none;
  }
}

/* =========================
   Hero Parallax helpers
========================= */
.hero-left,
.hero-card {
  will-change: transform;
}