/* ==========================================================================
   ANIMATIONS — keyframes, scroll reveal, scroll-driven product video viewer
   ========================================================================== */

@keyframes rise { to { transform: translateY(0); } }
@keyframes fadeUp { from { opacity: 0; transform: translateY(1.125rem); } to { opacity: 1; transform: none; } }
@keyframes kenburns { from { transform: scale(1.12) translateX(2%); } to { transform: scale(1) translateX(0); } }
@keyframes marquee { to { transform: translateX(-50%); } }
@keyframes float { 0%, 100% { transform: translate(0, 0); } 50% { transform: translate(-2.5rem, 1.875rem); } }
@keyframes pulse { 0% { box-shadow: 0 0 0 0 rgba(74, 145, 121, 0.55); } 70% { box-shadow: 0 0 0 0.75rem rgba(74, 145, 121, 0); } 100% { box-shadow: 0 0 0 0 rgba(74, 145, 121, 0); } }
@keyframes pulse-red { 0% { box-shadow: 0 0 0 0 rgba(224, 72, 62, 0.55); } 70% { box-shadow: 0 0 0 0.5rem rgba(224, 72, 62, 0); } 100% { box-shadow: 0 0 0 0 rgba(224, 72, 62, 0); } }

/* ---------- Scroll reveal ----------
   Add data-reveal to any element. Options: data-reveal="left" | "right" | "zoom".
   Add data-stagger to a parent to reveal its children one after another. */
.js [data-reveal] {
  opacity: 0;
  transform: translateY(2rem);
  transition: opacity var(--dur) var(--ease), transform var(--dur) var(--ease);
  transition-delay: var(--delay, 0s);
}
.js [data-reveal="left"] { transform: translateX(-2.5rem); }
.js [data-reveal="right"] { transform: translateX(2.5rem); }
.js [data-reveal="zoom"] { transform: scale(0.94); }
.js [data-reveal].is-visible { opacity: 1; transform: none; }
@media (max-width: 760px) {
  .js [data-reveal="left"] { transform: translateX(-1.25rem); }
  .js [data-reveal="right"] { transform: translateX(1.25rem); }
}

/* Clip-wipe for images */
.js [data-reveal="wipe"] { opacity: 1; transform: none; clip-path: inset(0 100% 0 0); transition: clip-path 1.2s var(--ease); }
.js [data-reveal="wipe"].is-visible { clip-path: inset(0 0 0 0); }

/* ---------- Scroll-driven exploded-view viewer (Products page) ---------- */
.viewer { position: relative; height: 420vh; background: #f2f3f3; }
.viewer__sticky { position: sticky; top: 0; height: 100vh; overflow: hidden; display: grid; grid-template-columns: minmax(0, 1fr) clamp(18rem, 26vw, 26rem); align-items: center; gap: 1.5rem; padding: calc(var(--header-h) + 1rem) var(--gutter) 1.5rem; max-width: calc(var(--container) + var(--gutter) * 2); margin: 0 auto; }
.viewer__stage { position: relative; height: 100%; display: grid; place-items: center; }
.viewer__stage video { width: auto; max-width: 100%; height: calc(100vh - var(--header-h) - 2.5rem); aspect-ratio: 9 / 16; object-fit: cover; border-radius: var(--radius-lg); box-shadow: var(--shadow-lg); background: #c9ced1; }
.viewer__panel { position: relative; }
.viewer__panel .eyebrow { margin-bottom: 0.875rem; }
.viewer__panel h2 { font-size: clamp(1.8rem, 3vw, 2.6rem); margin-bottom: 1.75rem; }

.viewer__steps { position: relative; padding-left: 1.625rem; }
.viewer__steps::before { content: ""; position: absolute; left: 0.375rem; top: 0.375rem; bottom: 0.375rem; width: 2px; background: var(--line); }
.viewer__progress { position: absolute; left: 0.375rem; top: 0.375rem; width: 2px; height: calc(100% - 0.75rem); background: var(--pine); transform-origin: top; transform: scaleY(0); }
.viewer__step { position: relative; padding: 0.625rem 0 0.875rem; opacity: 0.35; transition: opacity 0.5s var(--ease), transform 0.5s var(--ease); }
.viewer__step::before { content: ""; position: absolute; left: -1.625rem; top: 0.9375rem; width: 0.875rem; height: 0.875rem; border-radius: 50%; background: #fff; border: 2px solid var(--line); transition: all 0.4s var(--ease); }
.viewer__step.is-active { opacity: 1; transform: translateX(0.25rem); }
.viewer__step.is-done { opacity: 0.7; }
.viewer__step.is-active::before, .viewer__step.is-done::before { background: var(--pine); border-color: var(--pine); }
.viewer__step.is-active::before { box-shadow: 0 0 0 0.375rem rgba(74, 145, 121, 0.2); }
.viewer__step b { display: block; font-family: var(--font-mono); font-size: 0.6875rem; color: var(--pine); letter-spacing: 0.1em; }
.viewer__step strong { display: block; font-family: var(--font-display); font-size: 1.05rem; color: var(--ink); }
.viewer__step span { display: block; font-size: 0.8438rem; color: var(--muted); max-height: 0; overflow: hidden; transition: max-height 0.5s var(--ease); }
.viewer__step.is-active span { max-height: 5rem; }
.viewer__hint { position: absolute; left: 50%; bottom: 1.25rem; transform: translateX(-50%); font-family: var(--font-mono); font-size: 0.6875rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--muted); display: flex; align-items: center; gap: 0.5rem; transition: opacity 0.4s; }
.viewer__hint svg { width: 0.875rem; height: 0.875rem; animation: fadeUp 1.4s ease-in-out infinite alternate; }

/* Simple mode (phones / reduced motion): video just loops, all steps visible */
.viewer.is-simple { height: auto; }
.viewer.is-simple .viewer__sticky { position: relative; height: auto; grid-template-columns: 1fr; padding-block: 3.5rem; }
.viewer.is-simple .viewer__stage video { height: min(78vh, 40rem); }
.viewer.is-simple .viewer__step { opacity: 1; transform: none; }
.viewer.is-simple .viewer__step::before { background: var(--pine); border-color: var(--pine); }
.viewer.is-simple .viewer__step span { max-height: none; }
.viewer.is-simple .viewer__hint, .viewer.is-simple .viewer__progress { display: none; }

@media (max-width: 900px) {
  .viewer__sticky { grid-template-columns: 1fr; grid-template-rows: 1fr auto; }
  .viewer__panel h2 { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; scroll-behavior: auto !important; }
  .js [data-reveal] { opacity: 1; transform: none; clip-path: none; }
}