/* ============================================
   BASE — Global reset, loader, cursor, utilities
   ============================================ */

body {
  font-family: var(--font-sans);
  font-weight: 400;
  color: var(--japan-text);
  background: var(--japan-bg);
  overflow-x: hidden;
}

/* ── Container ── */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

/* ── Section base ── */
.section {
  position: relative;
  overflow: hidden;
}

/* ── Text reveal utility ── */
.text-reveal {
  overflow: hidden;
}

.text-reveal > * {
  transform: translateY(110%);
  opacity: 0;
  transition: transform var(--duration-slow) var(--ease-out),
              opacity var(--duration-slow) var(--ease-out);
}

.text-reveal.revealed > * {
  transform: translateY(0);
  opacity: 1;
}

/* ── Fade-in utility ── */
.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.8s var(--ease-out), transform 0.8s var(--ease-out);
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ── Loader ── */
.loader {
  position: fixed;
  inset: 0;
  background: var(--japan-bg);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 1s var(--ease-out), visibility 1s;
}

.loader.hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.loader__kanji {
  font-family: var(--font-japan);
  font-size: clamp(2.5rem, 6vw, 5rem);
  color: var(--japan-text);
  opacity: 0;
  animation: loaderPulse 1.2s var(--ease-out) forwards;
}

@keyframes loaderPulse {
  0%   { opacity: 0; transform: scale(0.92); }
  40%  { opacity: 0.65; transform: scale(1); }
  100% { opacity: 0.65; transform: scale(1); }
}

/* ── Noise overlay ── */
.noise {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 9998;
  opacity: 0.03;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  background-repeat: repeat;
}

/* ── Scroll indicator ── */
.scroll-indicator {
  position: absolute;
  bottom: var(--space-md);
  left: 50%;
  transform: translateX(-50%);
  z-index: 5;
}

.scroll-indicator__line {
  width: 1px;
  height: 48px;
  background: var(--japan-text);
  opacity: 0.3;
  animation: scrollDraw 2.5s var(--ease-in-out) infinite;
}

@keyframes scrollDraw {
  0%   { clip-path: inset(0 0 100% 0); }
  50%  { clip-path: inset(0 0 0% 0); }
  100% { clip-path: inset(100% 0 0 0); }
}

/* ── Responsive ── */
@media (max-width: 768px) {
  body { cursor: auto; }
  .cursor, .cursor-dot { display: none; }
}