/*=======================================
	breakpoint
=======================================*/
/*=======================================
	hover
=======================================*/
/*=======================================
	center positioning
=======================================*/
/*=======================================
	fluid responsive sizing
/* PC */
/* TB */
/* SP */
/*=======================================
	browser-specific helpers
=======================================*/
/* Safari */
/* Firefox */
/*!
 * ERRAI CORPORATION - ir.css
 * Source: ir/index.html
 * Auto-extracted from inline <style>; manual additions below.
 */
/* ========================================================================
	 ERRAI CORPORATION - INVESTORS
	 Same design language as the rest of the site. Quiet, measured,
	 long-horizon. No growth charts, no big numbers, no urgency.
	 ======================================================================== */
:root {
  --void:	#04060c;
  --abyss: #070b16;
  --midnight:	#0b1124;
  --navy:	#111935;
  --steel: #1a2447;
  --glass: rgba(255,255,255,0.04);
  --glass-bd:	rgba(255,255,255,0.08);
  --glass-bd-2:	rgba(255,255,255,0.12);
  --gamma: #6ea8ff;
  --gamma-deep:	#3b6fd6;
  --photon:	#aac6ff;
  --plasma:	#b48bff;
  --gold:	#d9c08a;
  --ink: #f4f6fb;
  --ink-2: #c8cfdd;
  --ink-3: #8c95a8;
  --ink-4: #5b6478;
  --rule:	rgba(255,255,255,0.07);
  --rule-2:	rgba(255,255,255,0.12);
  --font-display: "Manrope", "Noto Sans JP", system-ui, sans-serif;
  --font-serif: "Cormorant Garamond", "Noto Serif JP", serif;
  --font-mono:	"JetBrains Mono", ui-monospace, monospace;
  --font-jp:	"Noto Sans JP", system-ui, sans-serif;
  --max-w: 1280px;
  --gutter: clamp(20px, 4vw, 56px);
  --section-y: clamp(80px, 11vw, 160px);
  --ease: cubic-bezier(.22,.61,.36,1);
  --ease-out: cubic-bezier(.16,.84,.32,1);
}

* {
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  background: var(--abyss);
  color: var(--ink);
  font-family: var(--font-jp);
  font-weight: 400;
  line-height: 1.85;
  letter-spacing: 0.02em;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

img {
  max-width: 100%;
  display: block;
}

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

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

body::before {
  content: "";
  position: fixed;
  inset: 0;
  background-image: radial-gradient(1200px 600px at 80% -10%, rgba(110, 168, 255, 0.07), transparent 70%), radial-gradient(900px 700px at -10% 60%, rgba(180, 139, 255, 0.04), transparent 70%);
  pointer-events: none;
  z-index: 1;
}

body::after {
  content: "";
  position: fixed;
  inset: 0;
  background-image: url("../img/noise.svg");
  opacity: 0.55;
  pointer-events: none;
  z-index: 2;
  mix-blend-mode: overlay;
}

main, header, footer, section {
  position: relative;
  z-index: 3;
}

a[aria-disabled=true] {
  opacity: 0.55;
  cursor: not-allowed;
  pointer-events: none;
}

/* ========== PAGE HERO ========== */
.page-hero {
  min-height: 64vh;
  padding: 160px var(--gutter) 110px;
}

.page-hero__title {
  font-size: clamp(44px, 7.5vw, 96px);
  letter-spacing: 0.01em;
  line-height: 0.98;
}

.page-hero__sub {
  margin-top: 26px;
  font-size: 14px;
  letter-spacing: 0.26em;
}

.page-hero__lead {
  margin-top: 32px;
  max-width: 640px;
  font-size: 14.5px;
  line-height: 2.1;
  color: var(--ink-2);
  letter-spacing: 0.04em;
}

.page-hero__lead-2 {
  margin-top: 22px;
  max-width: 640px;
  font-size: 13.5px;
  line-height: 2.05;
  color: var(--ink-3);
  letter-spacing: 0.04em;
  padding-top: 22px;
  border-top: 1px solid var(--rule);
}

@media (max-width: 700px) {
  .page-hero {
    padding: 130px 20px 80px;
    min-height: 68vh;
  }
  .page-hero__lead, .page-hero__lead-2 {
    max-width: 350px;
    font-size: 13px;
    line-height: 2;
  }
}
/* ========== BREADCRUMB ========== */
.breadcrumb {
  padding: 24px var(--gutter) 0;
}

.breadcrumb__inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  gap: 14px;
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.25em;
  color: var(--ink-4);
  text-transform: uppercase;
}

.breadcrumb a {
  color: var(--ink-3);
  -webkit-transition: color 0.3s var(--ease);
  transition: color 0.3s var(--ease);
}

.breadcrumb a:hover {
  color: var(--gamma);
}

.breadcrumb .sep {
  color: var(--ink-4);
}

.breadcrumb .current {
  color: var(--ink);
  border-bottom: 1px solid var(--gamma);
  padding-bottom: 3px;
}

/* ========== SECTION ========== */
.section {
  padding: var(--section-y) var(--gutter);
  position: relative;
  scroll-margin-top: 84px;
}

.section--tight {
  padding: clamp(64px, 8vw, 110px) var(--gutter);
}

.section__inner {
  max-width: var(--max-w);
  margin: 0 auto;
}

/* ========== 01 / MESSAGE ========== */
.message {
  background: -webkit-gradient(linear, left top, left bottom, from(var(--abyss)), to(var(--midnight)));
  background: linear-gradient(180deg, var(--abyss) 0%, var(--midnight) 100%);
  border-bottom: 1px solid var(--rule);
}

.message__grid {
  display: grid;
  grid-template-columns: 1fr 1.18fr;
  gap: clamp(40px, 6vw, 96px);
  -webkit-box-align: start;
      -ms-flex-align: start;
          align-items: start;
}

.message__title {
  font-family: var(--font-display);
  font-weight: 200;
  font-size: clamp(26px, 3.4vw, 40px);
  line-height: 1.45;
  letter-spacing: 0.03em;
  color: var(--ink);
}

.message__title em {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 300;
  color: var(--photon);
}

.message__eyebrow {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.35em;
  color: var(--ink-4);
  text-transform: uppercase;
  margin-bottom: 22px;
}

.message__signature {
  margin-top: 36px;
  padding-top: 22px;
  border-top: 1px solid var(--rule);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  color: var(--ink-4);
  text-transform: uppercase;
}

.message__body {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
      -ms-flex-direction: column;
          flex-direction: column;
  gap: 26px;
}

.message__body p {
  font-size: 14.5px;
  line-height: 2.1;
  color: var(--ink-2);
  letter-spacing: 0.04em;
}

.message__body p strong {
  color: var(--ink);
  font-weight: 600;
}

@media (max-width: 860px) {
  .message__grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
}
/* ========== 02 / BUSINESS STANCE ========== */
.stance-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--rule-2);
  border: 1px solid var(--rule-2);
}

.stance-card {
  background: var(--abyss);
  padding: clamp(28px, 3.5vw, 44px);
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
      -ms-flex-direction: column;
          flex-direction: column;
  gap: 16px;
  min-height: 260px;
  position: relative;
  -webkit-transition: background 0.35s var(--ease);
  transition: background 0.35s var(--ease);
}

.stance-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 36px;
  height: 1px;
  background: var(--gamma);
  opacity: 0;
  -webkit-transition: opacity 0.35s var(--ease), width 0.35s var(--ease);
  transition: opacity 0.35s var(--ease), width 0.35s var(--ease);
}

.stance-card__num {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.28em;
  color: var(--gamma);
  text-transform: uppercase;
  display: -webkit-inline-box;
  display: -ms-inline-flexbox;
  display: inline-flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  gap: 12px;
}

.stance-card__num::after {
  content: "";
  width: 18px;
  height: 1px;
  background: var(--rule-2);
}

.stance-card__title {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(17px, 1.8vw, 21px);
  letter-spacing: 0.03em;
  color: var(--ink);
  line-height: 1.45;
}

.stance-card__title .ja {
  display: block;
  font-family: var(--font-jp);
  font-size: 13.5px;
  letter-spacing: 0.14em;
  color: var(--ink-3);
  margin-top: 6px;
  font-weight: 500;
}

.stance-card__body {
  font-family: var(--font-jp);
  font-size: 13.5px;
  line-height: 2;
  color: var(--ink-2);
  letter-spacing: 0.04em;
  margin-top: auto;
}

@media (max-width: 760px) {
  .stance-grid {
    grid-template-columns: 1fr;
  }
  .stance-card {
    min-height: auto;
    padding: 30px 24px;
  }
}
/* ========== 03 / TECHNOLOGY AND MARKET ========== */
.market-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--rule-2);
  border: 1px solid var(--rule-2);
}

.market-card {
  background: var(--abyss);
  padding: 32px 28px;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
      -ms-flex-direction: column;
          flex-direction: column;
  gap: 16px;
  min-height: 240px;
  position: relative;
  -webkit-transition: background 0.35s var(--ease);
  transition: background 0.35s var(--ease);
}

.market-card__head {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: baseline;
      -ms-flex-align: baseline;
          align-items: baseline;
  -webkit-box-pack: justify;
      -ms-flex-pack: justify;
          justify-content: space-between;
  gap: 12px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--rule);
}

.market-card__num {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.28em;
  color: var(--ink-4);
}

.market-card__phase {
  font-family: var(--font-mono);
  font-size: 9.5px;
  letter-spacing: 0.22em;
  color: var(--gamma);
  text-transform: uppercase;
  padding: 2px 8px;
  border: 1px solid rgba(110, 168, 255, 0.3);
  border-radius: 2px;
  background: rgba(110, 168, 255, 0.05);
}

.market-card__en {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 14px;
  letter-spacing: 0.12em;
  color: var(--gamma);
  text-transform: uppercase;
  line-height: 1.4;
}

.market-card__ja {
  font-family: var(--font-jp);
  font-size: 14px;
  font-weight: 500;
  color: var(--ink);
  line-height: 1.5;
  letter-spacing: 0.03em;
}

.market-card__desc {
  font-family: var(--font-jp);
  font-size: 12.5px;
  line-height: 1.9;
  color: var(--ink-3);
  letter-spacing: 0.03em;
  margin-top: auto;
}

@media (max-width: 960px) {
  .market-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (max-width: 560px) {
  .market-grid {
    grid-template-columns: 1fr;
  }
  .market-card {
    min-height: auto;
    padding: 28px 22px;
  }
}
/* ========== 04 / LONG TERM VIEW ========== */
.longterm {
  background: -webkit-gradient(linear, left top, left bottom, from(var(--midnight)), to(var(--abyss)));
  background: linear-gradient(180deg, var(--midnight) 0%, var(--abyss) 100%);
  border-top: 1px solid var(--rule);
}

.longterm__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(40px, 6vw, 88px);
  -webkit-box-align: start;
      -ms-flex-align: start;
          align-items: start;
}

.longterm__title {
  font-family: var(--font-display);
  font-weight: 200;
  font-size: clamp(26px, 3.4vw, 40px);
  line-height: 1.45;
  letter-spacing: 0.03em;
  color: var(--ink);
}

.longterm__title em {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 300;
  color: var(--photon);
}

.longterm__body {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
      -ms-flex-direction: column;
          flex-direction: column;
  gap: 24px;
}

.longterm__body p {
  font-size: 14.5px;
  line-height: 2.1;
  color: var(--ink-2);
  letter-spacing: 0.04em;
}

.longterm__items {
  margin-top: clamp(48px, 6vw, 72px);
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--rule-2);
  border-top: 1px solid var(--rule-2);
  border-left: 1px solid var(--rule-2);
}

.longterm-item {
  background: transparent;
  padding: 26px 28px;
  border-right: 1px solid var(--rule-2);
  border-bottom: 1px solid var(--rule-2);
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
      -ms-flex-direction: column;
          flex-direction: column;
  gap: 10px;
}

.longterm-item__num {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.26em;
  color: var(--gamma);
}

.longterm-item__en {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 13px;
  letter-spacing: 0.12em;
  color: var(--ink);
  text-transform: uppercase;
  line-height: 1.4;
}

.longterm-item__ja {
  font-family: var(--font-jp);
  font-size: 12.5px;
  color: var(--ink-3);
  letter-spacing: 0.04em;
  line-height: 1.8;
}

@media (max-width: 860px) {
  .longterm__grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  .longterm__items {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (max-width: 560px) {
  .longterm__items {
    grid-template-columns: 1fr;
  }
}
/* ========== 05 / RISK AND CHALLENGE ========== */
.risk__intro {
  max-width: 880px;
  margin-bottom: clamp(40px, 5vw, 64px);
}

.risk__intro p {
  font-size: 14.5px;
  line-height: 2.1;
  color: var(--ink-2);
  letter-spacing: 0.04em;
}

.risk-list {
  display: grid;
  grid-template-columns: 1fr;
  border-top: 1px solid var(--rule);
}

.risk-item {
  display: grid;
  grid-template-columns: 72px 1fr;
  gap: 24px;
  padding: 26px 4px;
  border-bottom: 1px solid var(--rule);
  -webkit-box-align: baseline;
      -ms-flex-align: baseline;
          align-items: baseline;
  -webkit-transition: background 0.25s var(--ease);
  transition: background 0.25s var(--ease);
}

.risk-item__num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  color: var(--gamma);
  padding-top: 2px;
}

.risk-item__body {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
      -ms-flex-direction: column;
          flex-direction: column;
  gap: 6px;
}

.risk-item__title {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 15px;
  letter-spacing: 0.04em;
  color: var(--ink);
}

.risk-item__title .en {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.22em;
  color: var(--ink-4);
  margin-left: 12px;
  text-transform: uppercase;
}

.risk-item__desc {
  font-family: var(--font-jp);
  font-size: 13px;
  line-height: 1.95;
  color: var(--ink-3);
  letter-spacing: 0.04em;
}

@media (max-width: 640px) {
  .risk-item {
    grid-template-columns: 56px 1fr;
    gap: 16px;
    padding: 22px 4px;
  }
  .risk-item__title {
    font-size: 14px;
  }
  .risk-item__title .en {
    display: block;
    margin-left: 0;
    margin-top: 2px;
  }
}
/* ========== 06 / INFORMATION POLICY ========== */
.policy {
  background: radial-gradient(ellipse 70% 50% at 50% 0%, rgba(110, 168, 255, 0.04), transparent 70%), var(--abyss);
}

.policy__inner {
  max-width: 880px;
  margin: 0 auto;
  text-align: left;
}

.policy__eyebrow {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.35em;
  color: var(--ink-4);
  text-transform: uppercase;
  margin-bottom: 20px;
}

.policy__title {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(24px, 3vw, 34px);
  letter-spacing: 0.03em;
  color: var(--ink);
  line-height: 1.45;
  margin-bottom: 32px;
  padding-bottom: 22px;
  border-bottom: 1px solid var(--rule);
  position: relative;
}

.policy__title::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -1px;
  width: 56px;
  height: 1px;
  background: var(--gamma);
  -webkit-box-shadow: 0 0 8px var(--gamma);
          box-shadow: 0 0 8px var(--gamma);
}

.policy__body {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
      -ms-flex-direction: column;
          flex-direction: column;
  gap: 22px;
}

.policy__body p {
  font-size: 14.5px;
  line-height: 2.1;
  color: var(--ink-2);
  letter-spacing: 0.04em;
}

/* ========== 07 / DISCLAIMER ========== */
.disclaimer__wrap {
  max-width: 920px;
  margin: 0 auto;
  border: 1px solid var(--rule-2);
  padding: clamp(32px, 4vw, 48px);
  background: -webkit-gradient(linear, left top, left bottom, from(rgba(255, 255, 255, 0.018)), to(rgba(255, 255, 255, 0.005)));
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.018) 0%, rgba(255, 255, 255, 0.005) 100%);
  position: relative;
}

.disclaimer__wrap::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 44px;
  height: 1px;
  background: var(--gold);
  opacity: 0.6;
}

.disclaimer__label {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.35em;
  color: var(--gold);
  text-transform: uppercase;
  margin-bottom: 18px;
  opacity: 0.8;
}

.disclaimer__title {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 17px;
  letter-spacing: 0.04em;
  color: var(--ink);
  margin-bottom: 22px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--rule);
}

.disclaimer__body {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
      -ms-flex-direction: column;
          flex-direction: column;
  gap: 18px;
}

.disclaimer__body p {
  font-family: var(--font-jp);
  font-size: 13px;
  line-height: 2.05;
  color: var(--ink-3);
  letter-spacing: 0.04em;
}

/* ========== 08 / CTA ========== */
.cta {
  background: radial-gradient(ellipse 80% 60% at 50% 0%, rgba(110, 168, 255, 0.06), transparent 70%), var(--abyss);
  border-top: 1px solid var(--rule);
  text-align: center;
}

.cta__eyebrow {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.35em;
  color: var(--ink-4);
  text-transform: uppercase;
  margin-bottom: 18px;
}

.cta__title {
  font-family: var(--font-display);
  font-weight: 200;
  font-size: clamp(24px, 3.4vw, 36px);
  line-height: 1.4;
  letter-spacing: 0.03em;
  color: var(--ink);
  max-width: 760px;
  margin: 0 auto 22px;
}

.cta__title em {
  font-family: var(--font-serif);
  font-style: italic;
  color: var(--photon);
  font-weight: 300;
}

.cta__lead {
  max-width: 640px;
  margin: 0 auto 44px;
  font-size: 14px;
  line-height: 2;
  color: var(--ink-3);
  letter-spacing: 0.04em;
}

.cta__hint {
  max-width: 640px;
  margin: 0 auto 32px;
  padding: 18px 24px;
  border: 1px solid var(--rule-2);
  background: rgba(110, 168, 255, 0.025);
  font-family: var(--font-jp);
  font-size: 12.5px;
  line-height: 1.95;
  color: var(--ink-3);
  letter-spacing: 0.04em;
  text-align: left;
}

.cta__hint strong {
  color: var(--ink-2);
  font-weight: 500;
}

.cta__actions {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
  gap: 14px;
  -ms-flex-wrap: wrap;
      flex-wrap: wrap;
}

.cta__actions .btn-line {
  padding: 14px 26px;
  font-size: 11.5px;
}

/* ========== FOOTER (shared) ========== */
.site-footer {
  padding: 80px var(--gutter) 32px;
  border-top: 1px solid var(--rule);
  background: var(--void);
}

.footer-top {
  max-width: var(--max-w);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 56px;
  border-bottom: 1px solid var(--rule);
}

.footer-brand h2 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 16px;
  letter-spacing: 0.26em;
  color: var(--ink);
  margin-bottom: 8px;
}

.footer-brand .ja {
  font-family: var(--font-jp);
  font-size: 13px;
  color: var(--ink-3);
  margin-bottom: 24px;
}

.footer-brand .addr {
  font-family: var(--font-jp);
  font-size: 12px;
  line-height: 1.9;
  color: var(--ink-3);
}

.footer-brand .addr a {
  color: var(--photon);
  border-bottom: 1px solid var(--rule-2);
  -webkit-transition: border-color 0.3s var(--ease);
  transition: border-color 0.3s var(--ease);
}

.footer-brand .addr a:hover {
  border-color: var(--gamma);
}

.footer-col h4 {
  font-family: var(--font-mono);
  font-size: 10.5px;
  font-weight: 500;
  letter-spacing: 0.3em;
  color: var(--gamma);
  margin-bottom: 20px;
  text-transform: uppercase;
}

.footer-col ul {
  list-style: none;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
      -ms-flex-direction: column;
          flex-direction: column;
  gap: 12px;
}

.footer-col a {
  font-family: var(--font-jp);
  font-size: 13px;
  color: var(--ink-2);
  -webkit-transition: color 0.3s var(--ease);
  transition: color 0.3s var(--ease);
}

.footer-col a:hover {
  color: var(--photon);
}

.footer-bottom {
  max-width: var(--max-w);
  margin: 0 auto;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: justify;
      -ms-flex-pack: justify;
          justify-content: space-between;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  padding-top: 32px;
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.2em;
  color: var(--ink-4);
  text-transform: uppercase;
}

.footer-bottom .legal {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  gap: 24px;
}

.footer-bottom .legal a {
  color: var(--ink-3);
}

.footer-bottom .legal a:hover {
  color: var(--gamma);
}

@media (max-width: 767px) {
  .footer-top {
    grid-template-columns: 1fr 1fr;
    gap: 36px;
  }
  .footer-brand {
    grid-column: 1/-1;
  }
  .footer-bottom {
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
        -ms-flex-direction: column;
            flex-direction: column;
    gap: 12px;
    -webkit-box-align: start;
        -ms-flex-align: start;
            align-items: flex-start;
  }
}
/* ========== Reveal animation ========== */
.reveal {
  opacity: 0;
  -webkit-transform: translateY(18px);
          transform: translateY(18px);
  -webkit-transition: opacity 0.9s var(--ease), -webkit-transform 0.9s var(--ease);
  transition: opacity 0.9s var(--ease), -webkit-transform 0.9s var(--ease);
  transition: opacity 0.9s var(--ease), transform 0.9s var(--ease);
  transition: opacity 0.9s var(--ease), transform 0.9s var(--ease), -webkit-transform 0.9s var(--ease);
}

.reveal.visible {
  opacity: 1;
  -webkit-transform: translateY(0);
          transform: translateY(0);
}

.reveal.delay-1 {
  -webkit-transition-delay: 0.08s;
          transition-delay: 0.08s;
}

.reveal.delay-2 {
  -webkit-transition-delay: 0.16s;
          transition-delay: 0.16s;
}

.reveal.delay-3 {
  -webkit-transition-delay: 0.24s;
          transition-delay: 0.24s;
}

::-moz-selection {
  background: var(--gamma);
  color: var(--abyss);
}

::selection {
  background: var(--gamma);
  color: var(--abyss);
}

/* === Footer heading: a11y fix (h4 -> p.footer-col__heading) === */
.footer-col__heading {
  margin: 0 0 18px;
  padding: 0;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.25em;
  color: var(--ink-4);
  text-transform: uppercase;
  font-weight: 500;
}
/* === Unified footer display === */
.site-footer {
  background: var(--void);
  padding: 80px var(--gutter) 32px;
  border-top: 1px solid var(--rule);
  position: relative;
  z-index: 10;
}

.footer-top {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 40px;
  max-width: var(--max-w);
  margin: 0 auto 64px;
  padding-bottom: 56px;
  border-bottom: 1px solid var(--rule);
}

.footer-brand h2 {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: 28px;
  letter-spacing: .02em;
  color: var(--ink);
  margin-bottom: 8px;
}

.footer-brand .ja {
  font-family: var(--font-jp);
  font-size: 13px;
  color: var(--ink-2);
  letter-spacing: .15em;
  margin-bottom: 24px;
}

.footer-brand .addr {
  font-family: var(--font-jp);
  font-size: 12px;
  line-height: 1.95;
  color: var(--ink-3);
  letter-spacing: .04em;
}

.footer-brand .addr a {
  color: var(--gamma);
  text-decoration: underline;
  text-decoration-color: rgba(110,168,255,.3);
  text-underline-offset: 3px;
  transition: text-decoration-color .3s var(--ease), color .3s var(--ease);
}

.footer-brand .addr a:hover {
  color: var(--photon);
  text-decoration-color: var(--gamma);
}

.footer-col h4,
.footer-col__heading {
  margin: 0 0 18px;
  padding: 0;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: .25em;
  color: var(--ink-4);
  text-transform: uppercase;
  font-weight: 500;
}

.footer-col ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin: 0;
  padding: 0;
}

.footer-col a {
  font-family: var(--font-display);
  font-size: 12.5px;
  font-weight: 500;
  letter-spacing: .15em;
  color: var(--ink-2);
  transition: color .3s var(--ease);
}

.footer-col a:hover {
  color: var(--photon);
}

.footer-bottom {
  max-width: var(--max-w);
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 20px;
  padding-top: 0;
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: .15em;
  color: var(--ink-4);
  text-transform: none;
}

.footer-bottom .legal {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
}

.footer-bottom a,
.footer-bottom .legal a {
  color: var(--ink-3);
  transition: color .3s var(--ease);
}

.footer-bottom a:hover,
.footer-bottom .legal a:hover {
  color: var(--ink);
}

@media (max-width: 767px) {
  .footer-top {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }

  .footer-brand {
    grid-column: 1 / -1;
  }

  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }
}
/*# sourceMappingURL=ir.css.map */