/**
 * MRdesign Scroll Frame Video - styles.
 *
 * @since 1.6.0
 */

.mrddm-sfv {
  --mrddm-sfv-overlay-start: rgba(15, 23, 42, 0.75);
  --mrddm-sfv-overlay-end: rgba(15, 23, 42, 0.1);
  --mrddm-sfv-progress-bg: rgba(255, 255, 255, 0.12);
  --mrddm-sfv-progress-fill-start: #6366f1;
  --mrddm-sfv-progress-fill-end: #ec4899;
  --mrddm-sfv-px-back-color: rgba(255, 255, 255, 0.08);
  --mrddm-sfv-px-front-color: rgba(255, 255, 255, 0.9);

  position: relative;
  width: 100%;
  padding: 0 !important;
  margin: 0;
  background: #0f172a;
  color: #fff;
  overflow: visible;
  contain: layout paint;
}

.mrddm-sfv__pin {
  position: relative;
  width: 100%;
  /* height set inline from PHP (vh unit) */
}

.mrddm-sfv__stage {
  position: sticky;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  overflow: hidden;
  perspective: 1200px;
  transform-style: preserve-3d;
}

.mrddm-sfv__canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
  background: #0a0f1e;
  z-index: 1;
  will-change: transform;
}

.mrddm-sfv__layer {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: none;
  padding: 4vh 6vw;
}

.mrddm-sfv__layer--back {
  z-index: 2;
  font-size: clamp(3rem, 14vw, 14rem);
  font-weight: 900;
  letter-spacing: 0.05em;
  color: var(--mrddm-sfv-px-back-color);
  text-transform: uppercase;
  white-space: nowrap;
  will-change: transform;
  user-select: none;
}

.mrddm-sfv__layer--content {
  z-index: 4;
  flex-direction: column;
  gap: 1rem;
  text-align: center;
  pointer-events: auto;
  padding: 6vh 8vw;
}

.mrddm-sfv--align-left .mrddm-sfv__layer--content {
  text-align: left;
  align-items: flex-start;
  justify-content: center;
}
.mrddm-sfv--align-right .mrddm-sfv__layer--content {
  text-align: right;
  align-items: flex-end;
  justify-content: center;
}

.mrddm-sfv__layer--front {
  z-index: 5;
  font-size: clamp(1rem, 3vw, 2.5rem);
  font-weight: 700;
  letter-spacing: 0.2em;
  color: var(--mrddm-sfv-px-front-color);
  text-transform: uppercase;
  white-space: nowrap;
  will-change: transform;
  align-items: flex-end;
  justify-content: flex-end;
  padding: 5vh 6vw;
  user-select: none;
  opacity: 0.9;
  mix-blend-mode: screen;
}

/* Gradient overlay between canvas and content layer (readability). */
.mrddm-sfv--overlay .mrddm-sfv__stage::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 3;
  background: linear-gradient(
    to bottom,
    var(--mrddm-sfv-overlay-end) 0%,
    transparent 40%,
    transparent 60%,
    var(--mrddm-sfv-overlay-start) 100%
  );
  pointer-events: none;
}

.mrddm-sfv__headline {
  margin: 0;
  font-size: clamp(2rem, 6vw, 5rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.1;
  color: #fff;
  text-shadow: 0 2px 20px rgba(0, 0, 0, 0.4);
}

.mrddm-sfv__body {
  margin: 0;
  font-size: clamp(1rem, 1.5vw, 1.25rem);
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.92);
  max-width: 640px;
  text-shadow: 0 1px 10px rgba(0, 0, 0, 0.3);
}

.mrddm-sfv--align-left .mrddm-sfv__body,
.mrddm-sfv--align-right .mrddm-sfv__body {
  margin: 0;
}

/* Progress indicator at bottom of stage. */
.mrddm-sfv__progress {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 3px;
  background: var(--mrddm-sfv-progress-bg);
  z-index: 6;
  overflow: hidden;
}

.mrddm-sfv__progress-bar {
  display: block;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    var(--mrddm-sfv-progress-fill-start),
    var(--mrddm-sfv-progress-fill-end)
  );
  transform: scaleX(0);
  transform-origin: left center;
  will-change: transform;
  transition: transform 0.08s linear;
}

/* Reduced motion: freeze on first frame, hide progress indicator movement. */
@media (prefers-reduced-motion: reduce) {
  .mrddm-sfv__layer--back,
  .mrddm-sfv__layer--front {
    transform: none !important;
    transition: none !important;
  }
  .mrddm-sfv__progress-bar {
    transition: none;
  }
}

/* Mobile tweaks. */
@media (max-width: 768px) {
  .mrddm-sfv__layer--content {
    padding: 4vh 5vw;
  }
  .mrddm-sfv__layer--front {
    font-size: clamp(0.875rem, 2.5vw, 1.25rem);
    padding: 3vh 4vw;
  }
}