/* ==========================================================================
   Split Infinite Content Slider
   Faithful recreation of glitchandgrit.com home showcase language
   ========================================================================== */

:root {
  --bg: #000;
  --text: #f5f4f2;
  --text-faded: rgba(245, 244, 242, 0.72);
  --seam: rgba(255, 255, 255, 0.12);
  --overlay: rgba(0, 0, 0, 0.4); /* site uses ~40% visual overlay */
  --font-ui: "Inter", system-ui, -apple-system, "Helvetica Neue", sans-serif;
  /* Schibsted Grotesk ≈ Elza weight/feel for free */
  --font-display: "Schibsted Grotesk", "Arial Black", Impact, sans-serif;
  --pad: clamp(1rem, 2.2vw, 1.75rem);
  --title-size: clamp(2.75rem, 10.5vw, 8rem); /* site display ~6–8rem */
  --title-lh: 0.9;
  --title-ls: -0.035em;
  --ui-size: clamp(0.7rem, 0.95vw, 0.8125rem);
  --ui-ls: 0.04em;
  --ease-expo: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-out-quart: cubic-bezier(0.25, 1, 0.5, 1);
}

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html,
body {
  width: 100%;
  height: 100%;
  overflow: hidden;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-ui);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  touch-action: none;
  user-select: none;
}

img,
video {
  display: block;
  max-width: none;
  pointer-events: none;
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  font: inherit;
  color: inherit;
  background: none;
  border: 0;
  cursor: pointer;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* --------------------------------------------------------------------------
   Loader
   -------------------------------------------------------------------------- */
.loader {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: grid;
  place-items: center;
  background: #000;
  color: var(--text);
}

.loader.is-done {
  pointer-events: none;
}

.loader__inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.25rem;
  width: min(220px, 50vw);
}

.loader__brand {
  font-family: var(--font-display);
  font-size: clamp(0.85rem, 1.4vw, 1rem);
  font-weight: 800;
  letter-spacing: 0.28em;
  text-transform: uppercase;
}

.loader__bar {
  width: 100%;
  height: 1px;
  background: rgba(255, 255, 255, 0.12);
  overflow: hidden;
}

.loader__bar span {
  display: block;
  width: 100%;
  height: 100%;
  background: var(--text);
  transform: scaleX(0);
  transform-origin: left center;
}

/* --------------------------------------------------------------------------
   Brand wordmark
   -------------------------------------------------------------------------- */
.site-brand {
  position: fixed;
  left: var(--pad);
  bottom: var(--pad);
  z-index: 50;
  font-family: var(--font-display);
  font-size: var(--ui-size);
  font-weight: 800;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: #fff;
  mix-blend-mode: difference;
  opacity: 0;
  pointer-events: none;
}

/* --------------------------------------------------------------------------
   Slide counter
   -------------------------------------------------------------------------- */
.slide-count {
  position: fixed;
  right: var(--pad);
  bottom: var(--pad);
  z-index: 45;
  display: flex;
  align-items: baseline;
  gap: 0.25rem;
  font-size: var(--ui-size);
  font-weight: 500;
  letter-spacing: 0.12em;
  font-variant-numeric: tabular-nums;
  color: #fff;
  mix-blend-mode: difference;
  opacity: 0;
  pointer-events: none;
}

.slide-count__sep {
  opacity: 0.4;
}

/* --------------------------------------------------------------------------
   Split slider shell
   -------------------------------------------------------------------------- */
.split-slider {
  position: relative;
  width: 100vw;
  height: 100vh;
  height: 100dvh;
  overflow: hidden;
  background: var(--bg);
  cursor: grab;
}

.split-slider.is-dragging {
  cursor: grabbing;
}

.split-slider__seam {
  position: absolute;
  top: 0;
  left: 50%;
  z-index: 30;
  width: 1px;
  height: 100%;
  background: var(--seam);
  transform: translateX(-50%);
  pointer-events: none;
}

.split-slider__col {
  position: absolute;
  top: 0;
  width: 50%;
  height: 100%;
  overflow: hidden;
  z-index: 1;
}

.split-slider__col.is-left {
  left: 0;
}

.split-slider__col.is-right {
  right: 0;
}

.split-slider__track {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  will-change: transform;
}

/* --------------------------------------------------------------------------
   Slides
   Full-viewport width so centered type joins across the seam.
   -------------------------------------------------------------------------- */
.slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  height: 100dvh;
  overflow: hidden;
  will-change: transform;
}

.split-slider__col.is-right .slide {
  left: -50vw;
}

/* Media — each half can show a different frame/image (site uses dual video) */
.slide__media {
  position: absolute;
  inset: 0;
}

.slide__media img,
.slide__media video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center center;
  transform: scale(1.06);
  will-change: transform;
}

/* Left half prefers left-weighted crop; right half right-weighted */
.split-slider__col.is-left .slide__media img,
.split-slider__col.is-left .slide__media video {
  object-position: 30% center;
}

.split-slider__col.is-right .slide__media img,
.split-slider__col.is-right .slide__media video {
  object-position: 70% center;
}

.slide__veil {
  position: absolute;
  inset: 0;
  background: var(--overlay);
  pointer-events: none;
}

/* Soft vignette so type stays legible without killing the photo */
.slide__vignette {
  position: absolute;
  inset: 0;
  background: radial-gradient(
    ellipse 70% 60% at 50% 50%,
    transparent 0%,
    rgba(0, 0, 0, 0.18) 100%
  );
  pointer-events: none;
}

/* --------------------------------------------------------------------------
   Content — identical in both halves so glyphs meet on the seam
   -------------------------------------------------------------------------- */
.slide__content {
  position: absolute;
  inset: 0;
  z-index: 5;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: clamp(5rem, 12vh, 7rem) 1.25rem;
  pointer-events: none;
  color: var(--accent, #99f8ff);
}

.slide__cats {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.15rem;
  margin-bottom: clamp(0.65rem, 1.6vh, 1.15rem);
  font-size: clamp(0.65rem, 1vw, 0.8125rem);
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  line-height: 1.3;
  opacity: 0.95;
}

.slide__title {
  font-family: var(--font-display);
  font-size: var(--title-size);
  font-weight: 800;
  line-height: var(--title-lh);
  letter-spacing: var(--title-ls);
  text-transform: uppercase;
  max-width: 12ch; /* site constraint */
  margin: 0 auto;
}

.slide__title span {
  display: block;
}

.slide__cta {
  margin-top: clamp(0.85rem, 1.8vh, 1.35rem);
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-size: clamp(0.65rem, 1vw, 0.8125rem);
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: inherit;
  opacity: 0.95;
  pointer-events: auto;
  transition: opacity 0.35s var(--ease-expo);
}

.slide__cta:hover,
.slide__cta:focus-visible {
  opacity: 0.5;
  outline: none;
}

.split-slider__col.is-right .slide__cta {
  pointer-events: none;
}

.slide__cta svg {
  width: 0.78em;
  height: 0.78em;
  flex-shrink: 0;
  transition: transform 0.35s var(--ease-expo);
}

.slide__cta:hover svg {
  transform: translate(2px, -2px);
}

/* --------------------------------------------------------------------------
   Reduced motion
   -------------------------------------------------------------------------- */
@media (prefers-reduced-motion: reduce) {
  .slide__media img,
  .slide__media video {
    transform: none !important;
  }
}

/* --------------------------------------------------------------------------
   Mobile
   -------------------------------------------------------------------------- */
@media (max-width: 720px) {
  :root {
    --title-size: clamp(2.15rem, 12.5vw, 3.4rem);
    --title-ls: -0.03em;
  }

  .slide__content {
    padding-inline: 0.85rem;
  }

  .slide__cats {
    letter-spacing: 0.1em;
  }

  .slide-count {
    display: none;
  }
}

/* Ultra-wide: keep titles from ballooning past site feel */
@media (min-width: 1600px) {
  :root {
    --title-size: 8rem;
  }
}