:root {
  --jihaku:  #ecefe8;
  --bokusei: #15181b;
  --seiji:   #86b2a4;
  --gosu:    #2b4c78;
  --shinsha: #d94f36;
  --nibi:    #6f746f;

  --color-bg:        var(--jihaku);
  --color-fg:        var(--bokusei);
  --color-surface:   var(--seiji);
  --color-deep:      var(--gosu);
  --color-accent:    var(--shinsha);
  --color-muted:     var(--nibi);
  --color-bg-sunk:   #e3e6de;
  --color-hairline:  rgba(21, 24, 27, 0.12);
  --color-hairline-strong: rgba(21, 24, 27, 0.28);

  --gloss: 50%;
  --hue: 0deg;
  --angle: 118deg;

  --step--2: clamp(0.72rem, 0.69rem + 0.12vw, 0.8rem);
  --step--1: clamp(0.82rem, 0.78rem + 0.2vw, 0.95rem);
  --step-0:  clamp(1rem, 0.95rem + 0.28vw, 1.15rem);
  --step-1:  clamp(1.3rem, 1.12rem + 0.9vw, 1.95rem);
  --step-2:  clamp(1.9rem, 1.45rem + 2.2vw, 3.2rem);
  --step-3:  clamp(2.7rem, 1.7rem + 4.6vw, 5.4rem);
  --step-4:  clamp(3.4rem, 1.9rem + 6.4vw, 7.6rem);
  --step-display: clamp(3.2rem, 10vw, 11rem);

  --font-display: 'Space Grotesk', 'Zen Kaku Gothic New', ui-sans-serif, system-ui, sans-serif;
  --font-body: 'Zen Kaku Gothic New', 'Space Grotesk', ui-sans-serif, system-ui, sans-serif;
  --font-mono: 'Space Grotesk', ui-monospace, 'SFMono-Regular', Menlo, monospace;

  --space-1: clamp(0.5rem, 0.45rem + 0.25vw, 0.75rem);
  --space-2: clamp(0.85rem, 0.7rem + 0.6vw, 1.25rem);
  --space-3: clamp(1.25rem, 1rem + 1.1vw, 2rem);
  --space-4: clamp(2rem, 1.5rem + 2vw, 3.25rem);
  --space-5: clamp(3rem, 2rem + 3.6vw, 5.5rem);
  --space-6: clamp(4.5rem, 3rem + 6vw, 8.5rem);
  --space-7: clamp(7rem, 4.5rem + 10vw, 14rem);
  --space-8: clamp(10rem, 6rem + 16vw, 22vh);

  --gutter: clamp(1rem, 0.6rem + 1.8vw, 2.4rem);
  --page-inline: clamp(1.25rem, 5vw, 6rem);
  --shell-max: 1760px;

  --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out-expo: cubic-bezier(0.87, 0, 0.13, 1);
  --ease-out-quart: cubic-bezier(0.25, 1, 0.5, 1);
  --dur-1: 0.4s;
  --dur-2: 0.8s;
  --dur-3: 1.2s;

  color-scheme: light;
}

*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }
html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; }
body { min-height: 100svh; line-height: 1.5; -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; text-rendering: optimizeLegibility; }
img, picture, video, canvas, svg { display: block; max-width: 100%; }
input, button, textarea, select { font: inherit; color: inherit; }
button { background: none; border: none; cursor: pointer; }
p, h1, h2, h3, h4, h5, h6 { overflow-wrap: break-word; }
ul[role='list'], ol[role='list'] { list-style: none; padding: 0; }
a { color: inherit; text-decoration: none; }
:where(ul, ol):not([role='list']) { padding-left: 1.2em; }

html { scroll-behavior: auto; }
body {
  background-color: var(--color-bg);
  color: var(--color-fg);
  font-family: var(--font-body);
  font-size: var(--step-0);
  font-weight: 400;
  line-height: 1.9;
  letter-spacing: 0.01em;
  overflow-x: clip;
  position: relative;
}

::selection { background: var(--color-accent); color: var(--color-bg); }
::-moz-selection { background: var(--color-accent); color: var(--color-bg); }

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 0.94;
  letter-spacing: -0.03em;
  font-feature-settings: 'palt' 1;
}
h1 { font-size: var(--step-4); line-height: 0.92; }
h2 { font-size: var(--step-3); }
h3 { font-size: var(--step-2); }
h4 { font-size: var(--step-1); letter-spacing: -0.02em; }

p { max-width: 62ch; }
strong, b { font-weight: 700; }

a:not([class]) {
  background-image: linear-gradient(var(--color-accent), var(--color-accent));
  background-repeat: no-repeat;
  background-position: 0 100%;
  background-size: 0% 1px;
  padding-bottom: 0.06em;
  transition: background-size var(--dur-1) var(--ease-out-quart), color var(--dur-1) var(--ease-out-quart);
}
a:not([class]):hover,
a:not([class]):focus-visible { background-size: 100% 1px; }

:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
  border-radius: 1px;
}
:focus:not(:focus-visible) { outline: none; }

html { scrollbar-width: thin; scrollbar-color: var(--color-muted) transparent; }
::-webkit-scrollbar { width: 9px; height: 9px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb {
  background: color-mix(in srgb, var(--color-muted) 70%, transparent);
  border-radius: 10px;
  border: 2px solid var(--color-bg);
}
::-webkit-scrollbar-thumb:hover { background: var(--color-muted); }

body::after {
  content: '';
  position: fixed;
  inset: 0;
  z-index: 9998;
  pointer-events: none;
  mix-blend-mode: overlay;
  opacity: 0.05;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='240' height='240'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.6'/%3E%3C/svg%3E");
  background-repeat: repeat;
  background-size: 240px 240px;
}

.container {
  width: 100%;
  max-width: var(--shell-max);
  margin-inline: auto;
  padding-inline: var(--page-inline);
}
.bleed { width: 100%; }
.inset { padding-inline: var(--page-inline); }

.grid12 {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  column-gap: var(--gutter);
  row-gap: var(--space-3);
}

.section { padding-block: var(--space-6); }
.silence { min-height: 32vh; }

.hairline { border: 0; border-top: 1px solid var(--color-hairline); width: 100%; }
.hairline--strong { border-top: 1px solid var(--color-hairline-strong); }

.label {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: var(--step--1);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--color-muted);
}
.index-tab {
  font-family: var(--font-mono);
  font-weight: 400;
  font-size: var(--step--1);
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.06em;
  color: var(--color-muted);
}
.index-big {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: var(--step-4);
  line-height: 0.9;
  letter-spacing: -0.02em;
  font-variant-numeric: tabular-nums;
  color: color-mix(in srgb, var(--color-fg) 22%, transparent);
}

.accent { color: var(--color-accent); }

.text-outline {
  color: transparent;
  -webkit-text-stroke: 1px color-mix(in srgb, var(--color-fg) 45%, transparent);
}
.display-word {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--step-display);
  line-height: 0.86;
  letter-spacing: -0.04em;
  text-transform: uppercase;
}

.vlabel {
  writing-mode: vertical-rl;
  text-orientation: mixed;
  font-family: var(--font-display);
  font-size: var(--step--1);
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--color-muted);
  white-space: nowrap;
}

.glaze {
  position: relative;
  overflow: hidden;
  isolation: isolate;
  background-color: var(--color-surface);
  background-image:
    radial-gradient(120% 90% at calc(30% + var(--hue)) 20%, rgba(236, 239, 232, 0.55), transparent 55%),
    conic-gradient(from var(--angle) at 60% 40%, rgba(43, 76, 120, 0.28), rgba(134, 178, 164, 0.05), rgba(43, 76, 120, 0.28)),
    linear-gradient(160deg, var(--color-surface), var(--color-deep));
  background-blend-mode: screen, overlay, normal;
}
.glaze--deep { background-color: var(--color-deep); }
.glaze--deep { background-image:
    radial-gradient(120% 90% at calc(28% + var(--hue)) 18%, rgba(134, 178, 164, 0.4), transparent 55%),
    conic-gradient(from var(--angle) at 55% 45%, rgba(217, 79, 54, 0.14), rgba(43, 76, 120, 0.05), rgba(43, 76, 120, 0.4)),
    linear-gradient(150deg, var(--color-deep), #182c46);
}
.glaze--ash { background-color: #d9ddd4; }
.glaze--ash { background-image:
    radial-gradient(120% 90% at calc(34% + var(--hue)) 22%, rgba(255, 255, 255, 0.7), transparent 60%),
    conic-gradient(from var(--angle) at 60% 40%, rgba(134, 178, 164, 0.22), rgba(217, 79, 54, 0.05), rgba(43, 76, 120, 0.12)),
    linear-gradient(160deg, #e2e5dd, #c6cdc2);
}

.gloss-band {
  position: fixed;
  top: 0; left: 0;
  width: 46vmax; height: 46vmax;
  margin: -23vmax 0 0 -23vmax;
  z-index: 3;
  pointer-events: none;
  mix-blend-mode: soft-light;
  border-radius: 50%;
  background: radial-gradient(circle at 50% 50%,
    rgba(255, 255, 255, 0.9) 0%,
    rgba(255, 255, 255, 0.35) 26%,
    rgba(217, 79, 54, 0.12) 42%,
    rgba(134, 178, 164, 0.1) 54%,
    rgba(43, 76, 120, 0.06) 66%,
    transparent 74%);
  will-change: transform;
  transform: translate3d(-100vw, -100vh, 0);
}

.marquee { overflow: hidden; width: 100%; }
.marquee-track {
  display: inline-flex;
  flex-wrap: nowrap;
  align-items: center;
  white-space: nowrap;
  gap: clamp(1.5rem, 4vw, 4rem);
  will-change: transform;
  animation: marquee-scroll 30s linear infinite;
}
.marquee:hover .marquee-track[data-marquee-pause] { animation-play-state: paused; }
.marquee-item {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.6rem, 5vw, 4rem);
  letter-spacing: -0.02em;
  text-transform: uppercase;
}
@keyframes marquee-scroll {
  from { transform: translate3d(0, 0, 0); }
  to { transform: translate3d(-50%, 0, 0); }
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.6em;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: var(--step-0);
  letter-spacing: 0.02em;
  padding: 0.85em 1.5em;
  min-height: 44px;
  border: 1px solid var(--color-hairline-strong);
  border-radius: 999px;
  color: var(--color-fg);
  transition: color var(--dur-1) var(--ease-out-quart), border-color var(--dur-1) var(--ease-out-quart), background-color var(--dur-1) var(--ease-out-quart);
}
.btn:hover { color: var(--color-accent); border-color: var(--color-accent); }

.blend-diff { mix-blend-mode: difference; color: var(--jihaku); }

.visually-hidden {
  position: absolute !important;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0);
  clip-path: inset(50%);
  white-space: nowrap; border: 0;
}

/* reveal defaults — content is VISIBLE by default so a JS failure can never
   leave it blank. The hidden pre-state is applied ONLY once motion.js arms
   the animation (adds .motion-ready to <html>). Reduced-motion / no-JS keep
   everything visible. */
[data-reveal] { opacity: 1; }
[data-reveal-chars] { opacity: 1; }
.motion-ready [data-reveal],
.motion-ready [data-reveal-chars] { opacity: 0; }
.is-revealed [data-reveal],
[data-reveal].is-revealed,
[data-reveal-chars].is-revealed { opacity: 1; }

.cursor, .cursor-ring {
  position: fixed;
  top: 0; left: 0;
  pointer-events: none;
  z-index: 10000;
  border-radius: 50%;
  transform: translate3d(-50%, -50%, 0);
  will-change: transform;
}
.cursor {
  width: 7px; height: 7px;
  background: var(--color-accent);
}
.cursor-ring {
  width: 40px; height: 40px;
  border: 1px solid color-mix(in srgb, var(--color-fg) 55%, transparent);
  transition: width 0.3s var(--ease-out-quart), height 0.3s var(--ease-out-quart), border-color 0.3s var(--ease-out-quart), background-color 0.3s var(--ease-out-quart);
}
.cursor-ring.is-hover {
  width: 66px; height: 66px;
  border-color: var(--color-accent);
  background: color-mix(in srgb, var(--color-accent) 8%, transparent);
}
@media (pointer: coarse) {
  .cursor, .cursor-ring { display: none !important; }
}

body.is-loading { overflow: hidden; height: 100svh; }
#preloader {
  position: fixed;
  inset: 0;
  z-index: 10001;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  padding: var(--page-inline);
  background-color: var(--color-deep);
  color: var(--jihaku);
  will-change: transform;
}
#preloader .preloader-word {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(2.5rem, 9vw, 8rem);
  letter-spacing: -0.03em;
  line-height: 0.9;
}
#preloader .preloader-count {
  font-family: var(--font-mono);
  font-weight: 500;
  font-size: clamp(3rem, 12vw, 9rem);
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.02em;
  line-height: 0.9;
  color: var(--color-surface);
}
#preloader .preloader-count::after { content: '%'; font-size: 0.35em; vertical-align: super; margin-left: 0.1em; color: var(--jihaku); }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
  .marquee-track { animation: none !important; transform: none !important; }
  .gloss-band { transform: translate3d(50vw, 40vh, 0) !important; }
  [data-reveal], [data-reveal-chars] { opacity: 1 !important; }
  .glaze, .glaze--deep, .glaze--ash { background-blend-mode: normal; }
  #preloader { display: none !important; }
  body.is-loading { overflow: auto !important; height: auto !important; }
}

@media (max-width: 1024px) {
  .grid12 { row-gap: var(--space-2); }
  .section { padding-block: var(--space-5); }
}
@media (max-width: 720px) {
  body { line-height: 1.85; }
  .grid12 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .vlabel { writing-mode: horizontal-tb; letter-spacing: 0.14em; }
  .index-big { font-size: var(--step-3); }
  .silence { min-height: 20vh; }
  #preloader { flex-direction: column; align-items: flex-start; justify-content: flex-end; gap: var(--space-2); }
}
@media (max-width: 480px) {
  .grid12 { grid-template-columns: 1fr; }
}

@media (min-width: 1900px) {
  body { background-color: var(--color-bg-sunk); }
  .container { background-color: var(--color-bg); box-shadow: 0 0 0 100vmax var(--color-bg); clip-path: inset(0 -100vmax); }
}