/* ========================================
   株式会社ニイテンゴ — Design System v2
   Concept: "次元のグリッチ (Dimensional Glitch)"
   ======================================== */

/* --- CSS Custom Properties --- */
:root {
  --bg-deep: #050510;
  --bg-primary: #0a0a18;
  --bg-card: #0f0f22;
  --bg-card-hover: #161633;
  --bg-glass: rgba(15, 15, 34, 0.7);
  --bg-glass-strong: rgba(10, 10, 24, 0.92);

  --text-primary: #f0f0f5;
  --text-secondary: #b0b0c8;
  --text-muted: #6e6e8a;

  --accent-2d: #c084fc;
  --accent-2d-dark: #9333ea;
  --glow-2d: rgba(192, 132, 252, 0.35);
  --glow-2d-soft: rgba(192, 132, 252, 0.12);

  --accent-3d: #22d3ee;
  --accent-3d-dark: #0891b2;
  --glow-3d: rgba(34, 211, 238, 0.35);
  --glow-3d-soft: rgba(34, 211, 238, 0.12);

  --gradient-main: linear-gradient(135deg, var(--accent-2d) 0%, var(--accent-3d) 100%);

  --border-subtle: rgba(255, 255, 255, 0.06);
  --border-light: rgba(255, 255, 255, 0.1);

  --ease-out: cubic-bezier(0.4, 0, 0.2, 1);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
  --t-fast: 0.2s;
  --t-normal: 0.4s;
  --t-slow: 0.6s;

  --font-en: 'Inter', sans-serif;
  --font-jp: 'Noto Sans JP', 'Hiragino Sans', 'Yu Gothic', sans-serif;

  --section-padding: clamp(100px, 14vw, 200px);
  --container-max: 1280px;
  --container-padding: clamp(20px, 4vw, 48px);
}

/* --- Reset & Base --- */
*, *::before, *::after {
  margin: 0; padding: 0; box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-jp);
  background: var(--bg-deep);
  color: var(--text-primary);
  line-height: 1.8;
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
button { background: none; border: none; font: inherit; color: inherit; }

/* カーソルGlowはホバー対応デバイスのみ */
@media (hover: hover) and (pointer: fine) {
  body, button, a { cursor: none; }
}

::selection {
  background: var(--accent-2d);
  color: var(--bg-deep);
}

/* --- Cursor Glow --- */
#cursor-glow {
  position: fixed;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  pointer-events: none;
  z-index: 9999;
  transform: translate(-50%, -50%);
  background: var(--accent-3d);
  box-shadow:
    0 0 6px var(--accent-3d),
    0 0 20px var(--glow-2d-soft),
    0 0 60px var(--glow-2d-soft);
  opacity: 0;
  transition: opacity 0.3s var(--ease-out);
}

body:hover #cursor-glow { opacity: 1; }

@media (max-width: 768px) {
  body { cursor: auto; }
  button { cursor: pointer; }
  #cursor-glow { display: none; }
}

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

/* --- Section Shared --- */
.section {
  padding: var(--section-padding) 0;
  position: relative;
}

.section-header {
  margin-bottom: clamp(48px, 8vw, 100px);
}

.section-label {
  display: inline-block;
  font-family: var(--font-en);
  font-size: clamp(0.7rem, 1vw, 0.85rem);
  font-weight: 600;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  background: var(--gradient-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 16px;
}

.section-title-large {
  font-size: clamp(2rem, 5vw, 3.6rem);
  font-weight: 800;
  letter-spacing: -0.01em;
  line-height: 1.3;
}

/* --- Text Gradient --- */
.text-gradient {
  background: var(--gradient-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 16px 36px;
  border-radius: 60px;
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  transition: all var(--t-normal) var(--ease-out);
  position: relative;
  overflow: hidden;
  cursor: none;
}

.btn-primary {
  background: var(--gradient-main);
  color: var(--bg-deep);
  box-shadow: 0 4px 24px var(--glow-2d);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 40px var(--glow-2d), 0 4px 20px var(--glow-3d);
}

.btn-ghost {
  border: 1px solid var(--border-light);
  color: var(--text-primary);
  backdrop-filter: blur(8px);
}

.btn-ghost:hover {
  border-color: var(--accent-2d);
  background: var(--glow-2d-soft);
  transform: translateY(-2px);
}

/* ========================================
   NAVBAR
   ======================================== */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 0 var(--container-padding);
  transition: all var(--t-normal) var(--ease-out);
}

.navbar.scrolled {
  background: var(--bg-glass-strong);
  backdrop-filter: blur(20px) saturate(150%);
  border-bottom: 1px solid var(--border-subtle);
}

.navbar-inner {
  max-width: var(--container-max);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 80px;
}

.logo {
  display: flex;
  align-items: baseline;
  gap: 8px;
  z-index: 1001;
}

.logo-mark {
  font-family: var(--font-en);
  font-size: 1.6rem;
  font-weight: 900;
  background: var(--gradient-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.logo-text {
  font-family: var(--font-en);
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  color: var(--text-primary);
}

.nav-links {
  display: flex;
  gap: clamp(20px, 3vw, 40px);
}

.nav-link {
  font-family: var(--font-en);
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  color: var(--text-secondary);
  position: relative;
  transition: color var(--t-fast) var(--ease-out);
  cursor: none;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px; left: 0;
  width: 100%; height: 2px;
  background: var(--gradient-main);
  transform-origin: right;
  transform: scaleX(0);
  transition: transform var(--t-normal) var(--ease-out);
}

.nav-link:hover { color: var(--text-primary); }
.nav-link:hover::after { transform-origin: left; transform: scaleX(1); }

/* Hamburger */
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 6px;
  z-index: 1001;
  padding: 8px;
}

.menu-toggle span {
  display: block;
  width: 24px; height: 2px;
  background: var(--text-primary);
  transition: all var(--t-normal) var(--ease-out);
  transform-origin: center;
}

.menu-toggle.active span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
.menu-toggle.active span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.menu-toggle.active span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }

@media (max-width: 768px) {
  .menu-toggle { display: flex; cursor: pointer; }
  .nav-links {
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: var(--bg-glass-strong);
    backdrop-filter: blur(24px) saturate(150%);
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 32px;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--t-normal) var(--ease-out);
  }
  .nav-links.open { opacity: 1; pointer-events: all; }
  .nav-link { font-size: 1.4rem; cursor: pointer; }
}

/* ========================================
   HERO SECTION
   ======================================== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background:
    radial-gradient(ellipse at 20% 50%, rgba(192, 132, 252, 0.06) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 50%, rgba(34, 211, 238, 0.04) 0%, transparent 50%),
    var(--bg-deep);
}

#particle-canvas {
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  padding: 0 var(--container-padding);
  max-width: 1000px;
  margin-left: clamp(40px, 8vw, 160px);
}

.hero-tagline {
  font-family: var(--font-en);
  font-size: clamp(0.7rem, 1.2vw, 0.9rem);
  font-weight: 500;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 32px;
}

.hero-title {
  font-size: clamp(3rem, 9vw, 7rem);
  font-weight: 900;
  line-height: 1.1;
  margin-bottom: 32px;
  letter-spacing: -0.02em;
}

.hero-title-line {
  display: block;
}

.hero-description {
  font-size: clamp(0.9rem, 1.4vw, 1.1rem);
  color: var(--text-secondary);
  margin-bottom: 48px;
  line-height: 2;
  max-width: 600px;
}

.hero-cta {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

/* Scroll Indicator */
.hero-scroll-indicator {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  z-index: 2;
}

.hero-scroll-indicator span {
  font-family: var(--font-en);
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  color: var(--text-muted);
  text-transform: uppercase;
}

.scroll-line {
  width: 1px; height: 40px;
  background: linear-gradient(to bottom, var(--accent-2d), transparent);
  animation: scroll-pulse 2s infinite ease-in-out;
}

@keyframes scroll-pulse {
  0%, 100% { opacity: 0.3; transform: scaleY(0.5); transform-origin: top; }
  50% { opacity: 1; transform: scaleY(1); }
}

/* ========================================
   MARQUEE
   ======================================== */
.marquee-section {
  padding: clamp(24px, 4vw, 48px) 0;
  overflow: hidden;
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
  background: var(--bg-primary);
}

.marquee-track {
  display: flex;
  gap: clamp(24px, 4vw, 48px);
  align-items: center;
  white-space: nowrap;
  animation: marquee-scroll 25s linear infinite;
  width: max-content;
}

.marquee-text {
  font-family: var(--font-en);
  font-size: clamp(1.6rem, 4vw, 3.5rem);
  font-weight: 900;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  text-transform: uppercase;
  transition: color 0.3s;
}

.marquee-dot {
  font-size: clamp(0.8rem, 1.5vw, 1.2rem);
  color: var(--accent-2d);
  opacity: 0.6;
}

.marquee-small {
  border: none;
  background: transparent;
  padding: clamp(32px, 5vw, 64px) 0;
}

.marquee-small .marquee-text {
  font-size: clamp(1rem, 2.5vw, 2rem);
  color: var(--border-light);
  letter-spacing: 0.15em;
}

.marquee-reverse {
  animation-direction: reverse;
}

@keyframes marquee-scroll {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* ========================================
   MISSION / VISION
   ======================================== */
.mission {
  background:
    radial-gradient(ellipse at 70% 30%, rgba(192, 132, 252, 0.04) 0%, transparent 50%),
    var(--bg-deep);
}

.mission-grid {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: clamp(40px, 8vw, 120px);
  align-items: start;
}

.mission-label-col {
  writing-mode: vertical-rl;
  text-orientation: mixed;
  padding-top: 8px;
}

.mission-heading {
  font-size: clamp(2rem, 4.5vw, 3.2rem);
  font-weight: 800;
  line-height: 1.5;
  margin-bottom: clamp(32px, 5vw, 56px);
  letter-spacing: -0.01em;
}

.mission-text {
  color: var(--text-secondary);
  font-size: clamp(0.9rem, 1.2vw, 1.05rem);
  line-height: 2.2;
  margin-bottom: 28px;
  max-width: 680px;
}

@media (max-width: 768px) {
  .mission-grid {
    grid-template-columns: 1fr;
    gap: 0;
  }
  .mission-label-col {
    writing-mode: horizontal-tb;
    margin-bottom: 16px;
  }
}

/* ========================================
   STATS BAND
   ======================================== */
.stats-band {
  padding: clamp(48px, 8vw, 100px) 0;
  background: var(--bg-primary);
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
  position: relative;
  overflow: hidden;
}

.stats-band::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--gradient-main);
  opacity: 0.03;
}

.stats-inner {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
  display: flex;
  justify-content: space-between;
  gap: clamp(20px, 4vw, 48px);
}

.stat-item {
  text-align: center;
  flex: 1;
  padding: 20px;
  border-radius: 12px;
  transition: all var(--t-normal) var(--ease-out);
}

.stat-item:hover {
  background: rgba(255, 255, 255, 0.03);
  transform: translateY(-4px);
}

.stat-number {
  font-family: var(--font-en);
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 900;
  background: var(--gradient-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  display: block;
  line-height: 1.2;
}

.stat-suffix {
  font-family: var(--font-en);
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.stat-label {
  display: block;
  font-family: var(--font-en);
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--text-muted);
  margin-top: 8px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

@media (max-width: 768px) {
  .stats-inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }
}

/* ========================================
   CONCEPT
   ======================================== */
.concept {
  background:
    radial-gradient(ellipse at 30% 70%, rgba(34, 211, 238, 0.04) 0%, transparent 50%),
    var(--bg-deep);
}

.dimension-showcase {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: clamp(16px, 4vw, 40px);
  margin-bottom: clamp(24px, 4vw, 40px);
}

.dimension-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 20px;
  padding: clamp(28px, 4vw, 48px);
  text-align: center;
  flex: 1;
  max-width: 340px;
  position: relative;
  overflow: hidden;
  transition: all var(--t-normal) var(--ease-out);
}

.dimension-card:hover { transform: translateY(-8px) scale(1.02); }
.dimension-2d { border-color: rgba(192, 132, 252, 0.15); }
.dimension-2d:hover { box-shadow: 0 24px 80px var(--glow-2d-soft), 0 0 60px var(--glow-2d-soft); border-color: rgba(192, 132, 252, 0.4); }
.dimension-3d { border-color: rgba(34, 211, 238, 0.15); }
.dimension-3d:hover { box-shadow: 0 24px 80px var(--glow-3d-soft), 0 0 60px var(--glow-3d-soft); border-color: rgba(34, 211, 238, 0.4); }

.dimension-card:hover .dimension-icon {
  transform: scale(1.15);
  transition: transform var(--t-normal) var(--ease-spring);
}

.dimension-card:hover .dimension-glow {
  opacity: 0.5;
  transition: opacity var(--t-normal) var(--ease-out);
}

.dimension-icon {
  font-family: var(--font-en);
  font-size: clamp(2rem, 4vw, 3.5rem);
  font-weight: 900;
  margin-bottom: 16px;
  line-height: 1;
}

.dimension-2d .dimension-icon { color: var(--accent-2d); text-shadow: 0 0 40px var(--glow-2d); }
.dimension-3d .dimension-icon { color: var(--accent-3d); text-shadow: 0 0 40px var(--glow-3d); }

.dimension-card h3 {
  font-family: var(--font-en);
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 12px;
  letter-spacing: 0.05em;
}

.dimension-card p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.8;
}

.dimension-glow {
  position: absolute;
  width: 200px; height: 200px;
  border-radius: 50%;
  bottom: -60px; left: 50%;
  transform: translateX(-50%);
  filter: blur(60px);
  opacity: 0.3;
  pointer-events: none;
}

.glow-purple { background: var(--accent-2d); }
.glow-cyan { background: var(--accent-3d); }

/* Dimension Bridge */
.dimension-bridge {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

.bridge-line {
  width: 3px; height: 56px;
  background: var(--gradient-main);
  opacity: 0.7;
  border-radius: 2px;
}

.bridge-label {
  font-family: var(--font-en);
  font-size: 2.4rem;
  font-weight: 900;
  background: var(--gradient-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  filter: drop-shadow(0 0 12px rgba(192, 132, 252, 0.4));
  animation: bridge-pulse 2s infinite ease-in-out;
}

@keyframes bridge-pulse {
  0%, 100% { opacity: 0.75; }
  50% { opacity: 1; }
}

/* Concept Features */
.concept-features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 16px;
  padding: clamp(28px, 3vw, 40px);
  transition: all var(--t-normal) var(--ease-out);
  position: relative;
  overflow: hidden;
}

.feature-card::after {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: var(--gradient-main);
  opacity: 0;
  transition: opacity var(--t-normal) var(--ease-out);
  z-index: 0;
}

.feature-card:hover {
  border-color: rgba(192, 132, 252, 0.25);
  transform: translateY(-6px);
  box-shadow: 0 20px 60px var(--glow-2d-soft), 0 0 30px var(--glow-3d-soft);
}

.feature-card:hover::after { opacity: 0.06; }

.feature-card:hover .feature-number {
  opacity: 0.6;
  transition: opacity var(--t-normal) var(--ease-out);
}
.feature-card > * { position: relative; z-index: 1; }

.feature-number {
  font-family: var(--font-en);
  font-size: clamp(2.5rem, 4vw, 3.5rem);
  font-weight: 900;
  background: var(--gradient-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  opacity: 0.25;
  display: block;
  line-height: 1;
  margin-bottom: 16px;
}

.feature-card h4 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 12px;
}

.feature-card p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.8;
}

@media (max-width: 768px) {
  .concept-features { grid-template-columns: 1fr; }
  .dimension-showcase { flex-direction: column; }
  .bridge-line { width: 40px; height: 2px; }
  .dimension-bridge { flex-direction: row; }
}

/* ========================================
   AUDITION
   ======================================== */
.audition {
  background:
    radial-gradient(ellipse at 60% 40%, rgba(192, 132, 252, 0.04) 0%, transparent 50%),
    var(--bg-deep);
}

.audition-description {
  font-size: clamp(0.95rem, 1.3vw, 1.1rem);
  color: var(--text-secondary);
  line-height: 2;
  margin-bottom: clamp(40px, 6vw, 72px);
  max-width: 700px;
}

.audition-features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: clamp(40px, 6vw, 64px);
}

.audition-feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 16px;
  padding: clamp(28px, 3vw, 40px);
  transition: all var(--t-normal) var(--ease-out);
}

.audition-feature-card:hover {
  border-color: rgba(192, 132, 252, 0.3);
  transform: translateY(-6px);
  box-shadow: 0 20px 60px var(--glow-2d-soft), 0 0 30px var(--glow-2d-soft);
  background: linear-gradient(135deg, var(--bg-card-hover), var(--bg-card));
}

.audition-icon {
  width: 56px; height: 56px;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--glow-2d-soft), var(--glow-3d-soft));
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  color: var(--accent-2d);
  transition: all var(--t-normal) var(--ease-out);
}

.audition-feature-card:hover .audition-icon {
  background: var(--gradient-main);
  color: var(--bg-deep);
  transform: scale(1.1);
  box-shadow: 0 8px 24px var(--glow-2d);
}

.audition-feature-card:hover h4 {
  background: var(--gradient-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.audition-feature-card h4 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 12px;
  transition: all var(--t-normal) var(--ease-out);
}

.audition-feature-card p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.8;
}

.audition-cta {
  text-align: center;
}

.audition-note {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 24px;
}

@media (max-width: 768px) {
  .audition-features { grid-template-columns: 1fr; }
}

/* ========================================
   NEWS
   ======================================== */
.news {
  background: var(--bg-primary);
}

.news-empty {
  text-align: center;
  padding: clamp(48px, 8vw, 100px) 0;
}

.news-coming-soon {
  font-family: var(--font-en);
  font-size: clamp(2rem, 4vw, 3.5rem);
  font-weight: 900;
  letter-spacing: 0.08em;
  background: var(--gradient-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 20px;
}

.news-empty-text {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 2;
}


/* ========================================
   NEWS
   ======================================== */
.news-list {
  display: flex;
  flex-direction: column;
}

.news-item {
  display: flex;
  align-items: center;
  gap: clamp(16px, 3vw, 32px);
  padding: clamp(20px, 3vw, 28px) 0;
  border-bottom: 1px solid var(--border-subtle);
  transition: all var(--t-normal) var(--ease-out);
  cursor: none;
}

.news-item:first-child {
  border-top: 1px solid var(--border-subtle);
}

.news-item:hover {
  padding-left: 16px;
  background: linear-gradient(90deg, var(--glow-2d-soft) 0%, transparent 100%);
}

.news-date {
  font-family: var(--font-en);
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-muted);
  letter-spacing: 0.06em;
  flex-shrink: 0;
}

.news-tag {
  font-size: 0.75rem;
  font-weight: 600;
  padding: 4px 14px;
  border-radius: 20px;
  background: var(--glow-2d-soft);
  color: var(--accent-2d);
  letter-spacing: 0.04em;
  flex-shrink: 0;
}

.news-title {
  font-size: clamp(0.9rem, 1.2vw, 1rem);
  font-weight: 500;
  color: var(--text-primary);
  transition: color var(--t-fast) var(--ease-out);
}

.news-item:hover .news-title {
  color: var(--accent-2d);
}

@media (max-width: 768px) {
  .news-item {
    flex-wrap: wrap;
    gap: 8px 16px;
  }
  .news-title {
    width: 100%;
  }
}

/* ========================================
   RECRUIT
   ======================================== */
.recruit {
  background:
    radial-gradient(ellipse at 50% 80%, rgba(192, 132, 252, 0.06) 0%, transparent 50%),
    var(--bg-deep);
}

.recruit-content {
  max-width: 900px;
  margin: 0 auto;
}

.recruit-heading {
  font-size: clamp(2rem, 4.5vw, 3.2rem);
  font-weight: 800;
  line-height: 1.4;
  margin-bottom: 28px;
}

.recruit-text {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 2;
  margin-bottom: clamp(32px, 5vw, 56px);
}

.recruit-positions {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-bottom: clamp(32px, 5vw, 56px);
}

.position-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 16px;
  padding: clamp(24px, 3vw, 36px);
  transition: all var(--t-normal) var(--ease-out);
}

.position-card:hover {
  border-color: rgba(34, 211, 238, 0.25);
  transform: translateY(-6px);
  box-shadow: 0 16px 48px var(--glow-3d-soft), 0 0 24px var(--glow-3d-soft);
  background: linear-gradient(135deg, var(--bg-card-hover), var(--bg-card));
}

.position-number {
  font-family: var(--font-en);
  font-size: 2rem;
  font-weight: 900;
  background: var(--gradient-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  opacity: 0.3;
  display: block;
  line-height: 1;
  margin-bottom: 12px;
  transition: opacity var(--t-normal) var(--ease-out);
}

.position-card:hover .position-number {
  opacity: 0.8;
}

.position-card:hover .position-tag {
  background: var(--gradient-main);
  color: var(--bg-deep);
}

.position-card h4 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.position-card p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 12px;
}

.position-tag {
  font-size: 0.75rem;
  font-weight: 600;
  padding: 4px 12px;
  border-radius: 20px;
  background: var(--glow-2d-soft);
  color: var(--accent-2d);
  letter-spacing: 0.04em;
}

.recruit-cta { text-align: center; }

@media (max-width: 768px) {
  .recruit-positions { grid-template-columns: 1fr; }
}

/* ========================================
   CONTACT
   ======================================== */
.contact-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.contact-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 16px;
  padding: clamp(28px, 3vw, 40px);
  text-align: center;
  transition: all var(--t-normal) var(--ease-out);
  cursor: none;
}

.contact-card:hover {
  border-color: rgba(192, 132, 252, 0.3);
  transform: translateY(-6px);
  background: linear-gradient(135deg, var(--glow-2d-soft), var(--glow-3d-soft));
  box-shadow: 0 16px 48px var(--glow-2d-soft);
}

.contact-icon {
  width: 56px; height: 56px;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--glow-2d-soft), var(--glow-3d-soft));
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  color: var(--accent-2d);
  transition: all var(--t-normal) var(--ease-out);
}

.contact-card:hover .contact-icon {
  background: var(--gradient-main);
  color: var(--bg-deep);
}

.contact-card h4 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.contact-card p {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

@media (max-width: 768px) {
  .contact-grid { grid-template-columns: 1fr; }
  .contact-card { cursor: pointer; }
}

/* ========================================
   FOOTER
   ======================================== */
.footer {
  background: var(--bg-primary);
  border-top: 1px solid var(--border-subtle);
  padding: clamp(48px, 8vw, 80px) 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.2fr 2fr;
  gap: clamp(40px, 6vw, 80px);
  padding-bottom: clamp(40px, 6vw, 64px);
}

.footer-logo { margin-bottom: 16px; }

.footer-description {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.8;
  margin-bottom: 24px;
}

.footer-socials {
  display: flex;
  gap: 12px;
}

.social-link {
  width: 40px; height: 40px;
  border-radius: 50%;
  border: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  transition: all var(--t-fast) var(--ease-out);
}

.social-link:hover {
  border-color: var(--accent-2d);
  color: var(--accent-2d);
  transform: translateY(-2px);
}

.footer-nav {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.footer-nav-col h4 {
  font-family: var(--font-en);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--text-primary);
  margin-bottom: 16px;
  text-transform: uppercase;
}

.footer-nav-col a {
  display: block;
  font-size: 0.85rem;
  color: var(--text-muted);
  padding: 6px 0;
  transition: color var(--t-fast) var(--ease-out);
}

.footer-nav-col a:hover { color: var(--text-primary); }

.footer-bottom {
  border-top: 1px solid var(--border-subtle);
  padding: 24px 0;
  text-align: center;
}

.footer-bottom p {
  font-family: var(--font-en);
  font-size: 0.75rem;
  color: var(--text-muted);
  letter-spacing: 0.06em;
}

@media (max-width: 768px) {
  .footer-grid { grid-template-columns: 1fr; }
  .footer-nav { grid-template-columns: 1fr 1fr; }
  .footer-bottom p { text-align: center; }
}

/* ========================================
   SCROLL ANIMATIONS
   ======================================== */
.anim-slide-up {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.8s var(--ease-out), transform 0.8s var(--ease-out);
}

.anim-slide-up.visible {
  opacity: 1;
  transform: translateY(0);
}

.anim-text-reveal {
  opacity: 0;
  transform: translateY(60px);
  transition: opacity 1s var(--ease-out), transform 1s var(--ease-out);
}

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

.anim-fade-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s 0.3s var(--ease-out), transform 0.8s 0.3s var(--ease-out);
}

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

/* Stagger children */
.anim-slide-up:nth-child(2) { transition-delay: 0.1s; }
.anim-slide-up:nth-child(3) { transition-delay: 0.2s; }
.anim-slide-up:nth-child(4) { transition-delay: 0.3s; }
.anim-slide-up:nth-child(5) { transition-delay: 0.4s; }

/* ========================================
   LOADING OVERLAY — Dimensional Rift
   ======================================== */
#loading-overlay {
  position: fixed;
  inset: 0;
  z-index: 99999;
  background: var(--bg-deep);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

/* 上下分割トランジション */
#loading-overlay.loaded {
  pointer-events: none;
}
#loading-overlay.loaded::before,
#loading-overlay.loaded::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  height: 50%;
  background: var(--bg-deep);
  z-index: 2;
  transition: transform 0.8s cubic-bezier(0.77, 0, 0.175, 1);
}
#loading-overlay::before,
#loading-overlay::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  height: 50%;
  background: var(--bg-deep);
  z-index: 2;
}
#loading-overlay::before { top: 0; }
#loading-overlay::after { bottom: 0; }
#loading-overlay.loaded::before { transform: translateY(-100%); }
#loading-overlay.loaded::after { transform: translateY(100%); }
#loading-overlay.loaded .loading-center {
  opacity: 0;
  transform: scale(1.2);
  transition: all 0.4s var(--ease-out);
}
#loading-overlay.loaded .loading-rift { opacity: 0; }
#loading-overlay.loaded .loading-scanlines { opacity: 0; }
#loading-overlay.loaded .loading-particles { opacity: 0; }
#loading-overlay.fade-out {
  visibility: hidden;
}

/* スキャンラインオーバーレイ */
.loading-scanlines {
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    0deg,
    transparent 0px,
    transparent 2px,
    rgba(255, 255, 255, 0.015) 2px,
    rgba(255, 255, 255, 0.015) 4px
  );
  z-index: 3;
  pointer-events: none;
  animation: scanlineFlicker 0.1s steps(2) infinite;
  transition: opacity 0.3s;
}

@keyframes scanlineFlicker {
  0% { opacity: 0.6; }
  100% { opacity: 0.8; }
}

/* 水平リフトライン */
.loading-rift {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 0;
  height: 2px;
  background: var(--gradient-main);
  z-index: 4;
  box-shadow: 0 0 20px var(--accent-2d), 0 0 40px var(--accent-3d), 0 0 80px rgba(192, 132, 252, 0.2);
  animation: riftExpand 1.2s 0.3s var(--ease-out) forwards;
  transition: opacity 0.4s;
}

@keyframes riftExpand {
  0% { width: 0; opacity: 0; }
  30% { width: 60px; opacity: 1; }
  100% { width: min(80vw, 500px); opacity: 0.6; }
}

/* 中央ロゴ */
.loading-center {
  position: relative;
  z-index: 5;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  transition: all 0.6s var(--ease-out);
}

.loading-svg {
  width: clamp(160px, 30vw, 240px);
  height: auto;
  overflow: visible;
}

.loading-svg-text {
  stroke-dasharray: 300;
  stroke-dashoffset: 300;
  animation: strokeDraw 1.8s 0.5s var(--ease-out) forwards;
}

@keyframes strokeDraw {
  0% { stroke-dashoffset: 300; fill: transparent; }
  60% { stroke-dashoffset: 0; fill: transparent; }
  100% { stroke-dashoffset: 0; fill: url(#logoGrad); fill-opacity: 0.9; }
}

/* グリッチテキスト */
.loading-glitch {
  font-family: var(--font-en);
  font-size: clamp(1rem, 2.5vw, 1.6rem);
  font-weight: 600;
  letter-spacing: 0.3em;
  color: var(--text-primary);
  position: relative;
  opacity: 0;
  animation: glitchFadeIn 0.6s 1.4s forwards;
}

.loading-glitch::before,
.loading-glitch::after {
  content: attr(data-text);
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
}

.loading-glitch::before {
  color: var(--accent-2d);
  animation: glitchBefore 3s 1.8s steps(2) infinite;
  clip-path: inset(0 0 60% 0);
}

.loading-glitch::after {
  color: var(--accent-3d);
  animation: glitchAfter 3s 1.8s steps(2) infinite;
  clip-path: inset(60% 0 0 0);
}

@keyframes glitchFadeIn {
  0% { opacity: 0; transform: translateY(10px); }
  100% { opacity: 1; transform: translateY(0); }
}

@keyframes glitchBefore {
  0%, 90% { opacity: 0; transform: translateX(0); }
  92% { opacity: 0.8; transform: translateX(-3px); }
  94% { opacity: 0; transform: translateX(3px); }
  96% { opacity: 0.6; transform: translateX(-2px); }
  98%, 100% { opacity: 0; transform: translateX(0); }
}

@keyframes glitchAfter {
  0%, 90% { opacity: 0; transform: translateX(0); }
  91% { opacity: 0.6; transform: translateX(3px); }
  93% { opacity: 0; transform: translateX(-3px); }
  95% { opacity: 0.8; transform: translateX(2px); }
  97%, 100% { opacity: 0; transform: translateX(0); }
}

/* サブテキスト */
.loading-sub {
  font-family: var(--font-en);
  font-size: 0.7rem;
  letter-spacing: 0.25em;
  color: var(--text-muted);
  opacity: 0;
  animation: glitchFadeIn 0.8s 2s forwards;
  margin-top: 8px;
}

/* パーティクルドット */
.loading-particles {
  position: absolute;
  inset: 0;
  z-index: 1;
  transition: opacity 0.3s;
}
.loading-particles::before,
.loading-particles::after {
  content: "";
  position: absolute;
  width: 3px;
  height: 3px;
  border-radius: 50%;
  animation: floatParticle 3s ease-in-out infinite;
}
.loading-particles::before {
  background: var(--accent-2d);
  top: 30%;
  left: 20%;
  animation-delay: 0s;
  box-shadow:
    60vw 10vh 0 var(--accent-3d),
    30vw 50vh 0 var(--accent-2d),
    70vw 60vh 0 var(--accent-3d),
    15vw 70vh 0 rgba(192, 132, 252, 0.5),
    80vw 30vh 0 rgba(34, 211, 238, 0.5);
}
.loading-particles::after {
  background: var(--accent-3d);
  top: 60%;
  right: 25%;
  animation-delay: 1.5s;
  box-shadow:
    -40vw -20vh 0 var(--accent-2d),
    -20vw 15vh 0 var(--accent-3d),
    20vw -30vh 0 rgba(192, 132, 252, 0.5),
    50vw 20vh 0 rgba(34, 211, 238, 0.3);
}

@keyframes floatParticle {
  0%, 100% { transform: translateY(0) scale(1); opacity: 0.4; }
  50% { transform: translateY(-20px) scale(1.5); opacity: 0.8; }
}

/* ========================================
   SKIP NAVIGATION (Accessibility)
   ======================================== */
.skip-nav {
  position: fixed;
  top: -100%;
  left: 50%;
  transform: translateX(-50%);
  z-index: 100000;
  background: var(--gradient-main);
  color: var(--bg-deep);
  padding: 12px 24px;
  border-radius: 0 0 12px 12px;
  font-weight: 700;
  font-size: 0.9rem;
  transition: top 0.3s var(--ease-out);
  cursor: pointer;
}

.skip-nav:focus {
  top: 0;
  outline: none;
}

/* ========================================
   FOCUS STYLES (Accessibility)
   ======================================== */
:focus-visible {
  outline: 2px solid var(--accent-2d);
  outline-offset: 4px;
  border-radius: 4px;
}

button:focus-visible,
a:focus-visible {
  outline: 2px solid var(--accent-2d);
  outline-offset: 4px;
}

/* ========================================
   BACK TO TOP BUTTON
   ======================================== */
#back-to-top {
  position: fixed;
  bottom: 32px;
  right: 32px;
  z-index: 1000;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--bg-glass-strong);
  border: 1px solid var(--border-subtle);
  color: var(--text-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transform: translateY(16px);
  transition: all var(--t-normal) var(--ease-out);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

#back-to-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

#back-to-top:hover {
  background: var(--gradient-main);
  color: var(--bg-deep);
  border-color: transparent;
  transform: translateY(-4px);
  box-shadow: 0 8px 24px var(--glow-2d);
}

@media (max-width: 768px) {
  #back-to-top {
    bottom: 20px;
    right: 20px;
    width: 44px;
    height: 44px;
    cursor: pointer;
  }
}

/* ========================================
   FOOTER MUTED LINKS
   ======================================== */
.footer-link-muted {
  display: block;
  font-size: 0.85rem;
  color: var(--text-muted);
  opacity: 0.5;
  margin-top: 4px;
}