/* --- Text Split Animation --- */
.word {
  display: inline-block;
  overflow: hidden;
  vertical-align: bottom;
  line-height: 1.15;
}

.word__inner {
  display: inline-block;
  transform: translateY(100%);
  will-change: transform;
}

/* ===================================
   Base Styles
   =================================== */

html {
  font-size: 16px;
  scroll-snap-type: y proximity;
}

body {
  font-family: var(--font-body);
  font-weight: var(--fw-regular);
  font-size: var(--fs-base);
  line-height: var(--lh-body);
  color: var(--color-bone);
  background-color: var(--color-black);
  overflow-x: hidden;
}

body.loading {
  overflow: hidden;
}

::selection {
  background-color: var(--color-wine);
  color: var(--color-ivory);
}

/* --- Headings --- */
h1, h2, h3 {
  font-family: var(--font-display);
  color: var(--color-ivory);
  line-height: var(--lh-heading);
}

h1 { font-size: var(--fs-xxl); font-weight: var(--fw-light); }
h2 { font-size: var(--fs-xl); font-weight: var(--fw-light); }
h3 { font-size: var(--fs-lg); font-weight: var(--fw-regular); }

/* --- Links --- */
a {
  transition: color var(--duration-fast) var(--ease-out);
}

a:hover {
  color: var(--color-ivory);
}

/* --- Section Label (quiet uppercase) --- */
.section-label {
  font-family: var(--font-body);
  font-size: var(--fs-xs);
  font-weight: var(--fw-medium);
  letter-spacing: var(--ls-ultra);
  text-transform: uppercase;
  color: var(--color-muted);
}

/* --- Smooth scrollbar (webkit) --- */
::-webkit-scrollbar {
  width: 6px;
}

::-webkit-scrollbar-track {
  background: var(--color-black);
}

::-webkit-scrollbar-thumb {
  background: var(--color-anthracite);
  border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--color-charcoal);
}

/* --- Screen Reader Only --- */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
}

/* --- Noise/Grain Overlay --- */
.noise-overlay {
  position: fixed;
  inset: -50%;
  width: 200%;
  height: 200%;
  z-index: 9998;
  pointer-events: none;
  opacity: 0.04;
  background: repeating-conic-gradient(#808080 0 0.0001%, transparent 0 0.0005%) 50% / 200px 200px;
  mix-blend-mode: overlay;
  animation: grain 0.5s steps(1) infinite;
}

@media (prefers-reduced-motion: reduce) {
  .noise-overlay { animation: none; }
}

@keyframes grain {
  0% { transform: translate(0, 0); }
  25% { transform: translate(-5%, -5%); }
  50% { transform: translate(5%, 0); }
  75% { transform: translate(-2%, 5%); }
  100% { transform: translate(0, 0); }
}

/* --- Scroll Progress Bar --- */
.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 1px;
  background: var(--color-gold);
  z-index: 1001;
  transform-origin: left;
  transform: scaleX(0);
  will-change: transform;
}