/* ============================================
   Marcos Garcia — Author Site Animations
   Drop this file in as /animations.css
   ============================================ */

/* Respect users who've asked for reduced motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}

html {
  scroll-behavior: smooth;
}

/* ---------- Scroll reveal ---------- */
/* Any element with .reveal starts hidden/offset, then
   animates in when the .in-view class is added by JS */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.8s ease, transform 0.8s ease;
  will-change: opacity, transform;
}
.reveal.in-view {
  opacity: 1;
  transform: translateY(0);
}

/* Optional variants — add these classes alongside .reveal */
.reveal-left {
  transform: translateX(-40px);
}
.reveal-left.in-view {
  transform: translateX(0);
}
.reveal-right {
  transform: translateX(40px);
}
.reveal-right.in-view {
  transform: translateX(0);
}
.reveal-zoom {
  transform: scale(0.92);
}
.reveal-zoom.in-view {
  transform: scale(1);
}

/* Stagger children of a container that has .reveal-stagger */
.reveal-stagger > * {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal-stagger.in-view > * {
  opacity: 1;
  transform: translateY(0);
}
.reveal-stagger.in-view > *:nth-child(1) { transition-delay: 0.05s; }
.reveal-stagger.in-view > *:nth-child(2) { transition-delay: 0.15s; }
.reveal-stagger.in-view > *:nth-child(3) { transition-delay: 0.25s; }
.reveal-stagger.in-view > *:nth-child(4) { transition-delay: 0.35s; }
.reveal-stagger.in-view > *:nth-child(5) { transition-delay: 0.45s; }
.reveal-stagger.in-view > *:nth-child(6) { transition-delay: 0.55s; }

/* ---------- Hero entrance (runs once on page load, no scroll needed) ---------- */
.hero-animate {
  opacity: 0;
  transform: translateY(24px);
  animation: heroIn 1s ease forwards;
}
.hero-animate:nth-of-type(1) { animation-delay: 0.1s; }
.hero-animate:nth-of-type(2) { animation-delay: 0.3s; }
.hero-animate:nth-of-type(3) { animation-delay: 0.5s; }
.hero-animate:nth-of-type(4) { animation-delay: 0.7s; }

@keyframes heroIn {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Gentle floating effect — nice on the cosmic/illustrated portrait */
.float {
  animation: floatY 6s ease-in-out infinite;
}
@keyframes floatY {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-14px); }
}

/* ---------- Image hover polish (book covers, portraits) ---------- */
.img-hover {
  overflow: hidden;
  display: inline-block;
}
.img-hover img,
img.img-hover-target {
  transition: transform 0.6s cubic-bezier(0.2, 0.8, 0.2, 1), filter 0.6s ease;
}
.img-hover:hover img,
img.img-hover-target:hover {
  transform: scale(1.06);
  filter: brightness(1.05);
}

/* ---------- Buttons ---------- */
a.button,
.button,
button {
  position: relative;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
  overflow: hidden;
}
a.button:hover,
.button:hover,
button:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.18);
}
a.button::after,
.button::after {
  content: "";
  position: absolute;
  top: 0; left: -75%;
  width: 50%; height: 100%;
  background: linear-gradient(120deg, transparent, rgba(255,255,255,0.35), transparent);
  transform: skewX(-20deg);
  transition: left 0.6s ease;
}
a.button:hover::after,
.button:hover::after {
  left: 125%;
}

/* ---------- Nav links ---------- */
nav a,
header a {
  position: relative;
}
nav a::after,
header nav a::after {
  content: "";
  position: absolute;
  left: 0; bottom: -4px;
  width: 0; height: 2px;
  background: currentColor;
  transition: width 0.3s ease;
}
nav a:hover::after,
header nav a:hover::after {
  width: 100%;
}

/* ---------- Section headings — subtle underline draw-in ---------- */
h2.animated-heading {
  display: inline-block;
  position: relative;
}
h2.animated-heading::after {
  content: "";
  position: absolute;
  left: 0; bottom: -6px;
  width: 100%; height: 2px;
  background: currentColor;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.6s ease;
}
h2.animated-heading.in-view::after {
  transform: scaleX(1);
}