:root {
  color-scheme: dark;
  --bg: #030303;
  --fg: #ffffff;
  --muted: #ffffff;
  --accent: #f7ddbc;
  --border: #0a0a0a;
  --card-bg: #050505;
  --hover-bg: rgba(255, 255, 255, 0.05);
}
html, body { margin: 0; padding: 0; min-height: 100vh; }
html { height: 100%; }
body {
  background: var(--bg);
  color: var(--fg);
  font: 16px/1.6 system-ui, -apple-system, Segoe UI, Roboto, "Noto Sans JP", sans-serif;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}
.wrap { max-width: 960px; margin: 2rem auto; padding: 0 1rem; }
.wrap-narrow { max-width: 800px; margin: 2rem auto; padding: 0 1rem; }
.skip-link { position:absolute; left:-999px; top:auto; width:1px; height:1px; overflow:hidden; }
.skip-link:focus-visible { position:fixed; left:12px; top:12px; width:auto; height:auto; background:#000; color:#fff; padding:8px 12px; border-radius:8px; z-index:2000; }
.site-header, .site-footer { display:flex; align-items:center; justify-content:space-between; padding: 16px 24px; position: sticky; top: 0; backdrop-filter: saturate(160%) blur(6px); background: rgba(3, 3, 3, 0.5); border-bottom: 1px solid var(--border); }
.site-header { z-index: 1001; }
.site-footer { position: static; border-top: 1px solid var(--border); border-bottom: none; margin-top: auto; }
.social-links { display:flex; gap:12px; align-items:center; margin-bottom:8px; }
.social-links a { color: var(--muted); text-decoration:none; font-size:14px; }
.social-links a:hover { color: var(--fg); }
.logo { font-weight:700; letter-spacing:0.08em; text-decoration:none; color: var(--fg); }
.gnav a { color: var(--fg); text-decoration:none; margin-left: 18px; opacity:.9; padding-bottom: 6px; border-bottom: 2px solid transparent; }
.gnav a.active { border-color: var(--accent); opacity:1 }
.gnav a:hover { opacity: 1 }
.search-form { margin-left: auto; display:flex; gap:8px; align-items:center; }
.search-input { padding:6px 10px; border-radius:8px; border:1px solid var(--border); background:var(--card-bg); color:var(--fg); }
.theme-toggle { background: transparent; color: var(--fg); border:1px solid var(--border); border-radius: 20px; padding: 4px 8px; cursor: pointer; }
.progress { position:absolute; left:0; right:0; bottom:0; height:2px; background: rgba(255,255,255,0.06); overflow:hidden; }
.progress .bar { height:100%; width:0%; background: linear-gradient(90deg, var(--accent), #00d4ff); }
main { position: relative; z-index: 1; flex: 1; }
.hero { min-height: clamp(70vh, 85vh, 900px); display:flex; align-items:center; justify-content:flex-start; position:relative; background: transparent; padding: 120px 40px 80px; }
.hero-inner { display:grid; grid-template-columns: minmax(0, 1fr) auto; gap: 56px; align-items:center; max-width: 1080px; width: 100%; margin-left: clamp(24px, 8vw, 140px); margin-right: auto; }
.canvas-container {
  position: fixed;
  top: -12vh;
  left: 0;
  width: 100vw;
  height: 140vh;
  z-index: 0;
  pointer-events: none;
  opacity: 0.9;
  -webkit-backface-visibility: hidden;
  backface-visibility: hidden;
  -webkit-perspective: 1000;
  perspective: 1000;
}

#hero-canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: block;
  opacity: 1;
  pointer-events: none;
}
.hero-copy { position:relative; text-align:left; padding: 0; max-width: 720px; z-index: 10; }
.hero-copy h1 { font-size: clamp(36px, 7vw, 72px); line-height:1.1; margin: 0 0 16px; font-weight: 800; letter-spacing: -0.02em; }
.hero-copy p { color: var(--fg); margin: 0 0 24px; font-size: clamp(18px, 2vw, 22px); opacity: 0.8; }
.hero-actions { justify-self:end; align-self:center; display:flex; }
.cta { display:flex; flex-direction:row; gap: 18px; margin-top: 8px; min-width: 280px; align-items:center; justify-content:flex-end; }
.hero-scroll-hint { position:absolute; bottom: 36px; left: clamp(40px, 10vw, 180px); display:flex; flex-direction:column; gap: 12px; align-items:flex-start; letter-spacing:0.16em; text-transform: uppercase; font-size: 11px; opacity: 0.55; }
.hero-scroll-line { width: 1px; height: 56px; background: linear-gradient(to bottom, rgba(255,255,255,0.5), transparent); animation: heroScroll 2.2s ease-in-out infinite; }

@keyframes heroScroll {
  0%, 100% { transform: scaleY(0); transform-origin: top; }
  50% { transform: scaleY(1); transform-origin: top; }
}
.btn { display:inline-block; padding: 14px 28px; border-radius: 999px; text-decoration:none; font-weight: 600; font-size: 16px; transition: all 0.3s ease; }

@media (max-width: 768px) {
  .hero { justify-content: center; padding: 100px 20px 60px; }
  .hero-inner { grid-template-columns: 1fr; gap: 32px; text-align: center; margin: 0; }
  .hero-copy { text-align: center; padding: 0 12px; margin: 0 auto; max-width: 100%; }
  .hero-actions { justify-self: center; width: 100%; }
  .hero .cta { flex-direction: column; min-width: 0; width: 100%; gap: 12px; align-items: flex-start; }
  .hero .cta .btn { padding: 12px 24px; font-size: 15px; width: auto; min-width: 240px; text-align: center; margin-left: -60px; }
  .hero-scroll-hint { position: static; align-items:center; font-size: 10px; opacity:0.6; margin: 0 auto; }
  .hero-scroll-line { height: 40px; }
  .evolution-section { padding: 0 15px; }
  .story-diagram { display: none; }
}

/* Diagram visibility */
.diagram-desktop { display: block; }
.diagram-mobile { display: none; }

.btn.primary { background: linear-gradient(135deg, var(--accent), #353839); color: white; box-shadow: 0 4px 16px rgba(100,100,100,0.3); border-radius: 0; }
.btn.primary:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgb(128, 128, 128); filter: brightness(1.05); }
.btn.secondary { border: 2px solid rgba(122,122,122,0.3); color: var(--fg); background: rgba(255,255,255,0.05); backdrop-filter: blur(10px); border-radius: 0; }
.btn.secondary:hover { background: rgba(0,163,255,0.1); border-color: var(--accent); transform: translateY(-2px); }

/* Focus styles */
a:focus-visible, button:focus-visible, .btn:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

.prose h1, .prose h2, .prose h3 { line-height: 1.2; margin: 1.6em 0 .6em; }
.prose p { margin: .6em 0; }
.prose ul { padding-left: 1.2em; }
.prose li { margin: .3em 0; }
.prose pre { background: var(--card-bg); color: var(--fg); padding: 12px; border-radius: 8px; overflow: auto; border: 1px solid var(--border); }
.prose code { background: rgba(135,131,120,.15); padding: .1em .3em; border-radius: 4px; }
.prose img { max-width: 100%; height: auto; border-radius: 8px; }

/* Cards */
.cards { display:grid; grid-template-columns: repeat(auto-fit, minmax(260px,1fr)); gap: 16px; }
.card { border:1px solid var(--border); border-radius:12px; overflow:hidden; background: var(--card-bg); transition: transform .15s ease, box-shadow .15s ease; }
.card a { color: inherit; text-decoration: none; display:block; position: relative; }
.card .thumb { aspect-ratio: 16/9; background:var(--card-bg); overflow:hidden; }
.card .thumb img { width:100%; height:100%; object-fit:cover; display:block; transition: transform .3s ease; }
.card .body { padding: 12px; }
.card h3 { margin: .4em 0; font-size: 18px; }
.card p { margin: 0; color: var(--muted); font-size: 14px; }
.meta { color: var(--muted); font-size: 12px; }
.card:hover { transform: translateY(-2px); box-shadow: 0 6px 18px rgba(0,0,0,.25); }
.card:hover .thumb img { transform: scale(1.04); }
.label { position:absolute; top:8px; left:8px; padding:4px 8px; font-size:12px; border-radius:999px; background: rgba(0,0,0,0.6); border:1px solid var(--border); color: var(--fg); backdrop-filter: blur(10px); }
.more { display:inline-flex; align-items:center; gap:6px; color: var(--accent); font-weight:600; font-size: 13px; margin-top:8px; }
.more:after { content:'→'; opacity:.9 }

/* Responsive tweaks */
@media (max-width: 720px) {
  .cards { grid-template-columns: repeat(auto-fit, minmax(200px,1fr)); gap: 12px; }
  .hero-copy h1 { font-size: clamp(28px, 8vw, 48px); }
  .prose h1 { font-size: 1.75rem; }
  .prose h2 { font-size: 1.375rem; }
}

/* Tag chips */
.chips { display:flex; flex-wrap:wrap; gap:8px; margin: 12px 0; }
.chip { display:inline-block; padding: 6px 10px; border-radius: 999px; border:1px solid var(--border); color: var(--fg); text-decoration:none; font-size: 12px; background: var(--card-bg); }
.chip:hover { background: var(--hover-bg); border-color: var(--accent); }
.chips { margin-top: 8px; }

/* Prev/Next nav */
.post-nav { display:flex; justify-content:space-between; gap:12px; margin: 16px 0; }
.post-nav a { flex:1; text-align:center; border:1px solid var(--border); border-radius:12px; padding:10px; text-decoration:none; color:var(--fg); background: var(--card-bg); }
.post-nav a:hover { background: var(--hover-bg); border-color: var(--accent); }

/* Dark theme is now default */
.hero { background: transparent; }
.hero-copy h1 { color: var(--fg); font-weight: 800; }
.hero-copy p { color: var(--muted); font-size: 18px; }

/* Temporarily removed reduce-motion styles to debug animation issues */

/* Honeypot */
.hp-field { position:absolute; left:-9999px; }

/* Command Palette */
.cp-backdrop { position: fixed; inset: 0; background: rgba(0,0,0,.4); backdrop-filter: blur(2px); display: none; z-index: 1000; }
.cp { position: fixed; left: 50%; top: 15%; transform: translateX(-50%); width: min(720px, 92vw); background: var(--bg); color: var(--fg); border: 1px solid var(--border); border-radius: 12px; box-shadow: 0 10px 40px rgba(0,0,0,.4); display: none; z-index: 1001; }
.cp header { padding: 10px 12px; border-bottom: 1px solid var(--border); font-weight: 600; }
.cp .cpq { width: 100%; box-sizing: border-box; padding: 12px 14px; background: transparent; color: var(--fg); border: none; outline: none; font-size: 16px; }
.cp ul { list-style: none; margin: 0; padding: 6px; max-height: 50vh; overflow: auto; }
.cp li { padding: 10px 12px; border-radius: 8px; cursor: pointer; display:flex; justify-content: space-between; align-items: center; }
.cp li:hover, .cp li[aria-selected="true"] { background: var(--hover-bg); }
.cp kbd { font: 12px/1.2 ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; background: var(--card-bg); color: var(--fg); padding: 2px 6px; border-radius: 6px; border: 1px solid var(--border); }
.cp-hint { padding:8px 12px; font-size:12px; color:var(--muted); border-top:1px solid var(--border) }

/* Grid overlay */
.dev-grid { position: fixed; inset: 0; pointer-events: none; z-index: 999; background-image: repeating-linear-gradient(to right, rgba(0,136,255,.12) 0, rgba(0,136,255,.12) 1px, transparent 1px, transparent 16px), repeating-linear-gradient(to bottom, rgba(0,136,255,.08) 0, rgba(0,136,255,.08) 1px, transparent 1px, transparent 16px); display: none; }

/* FPS badge */
.fps { position: fixed; right: 10px; bottom: 10px; background: rgba(0,0,0,.5); color: #fff; padding: 4px 8px; border-radius: 8px; font: 12px/1 ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; z-index: 1002; display: none; }


/* Table of contents */
.toc { border:1px solid var(--border); border-radius:12px; padding:12px; background:var(--card-bg); margin: 16px 0; }
.toc ul { list-style:none; padding-left: 8px; margin: 8px 0 0; }
.toc li { margin: 4px 0; }
.toc a { color: var(--muted); text-decoration:none; }
.toc a:hover { color: var(--fg); }

/* Search page */
.search-page-form { margin: 12px 0; display:flex; gap:8px; }
.search-page-input { flex:1; padding:10px; border-radius:8px; border:1px solid var(--border); background:var(--card-bg); color:var(--fg); }

/* Share block */
.share { margin: 16px 0; }

/* Hero enhancements */
.hero-controls { position: absolute; bottom: 24px; left: 24px; z-index: 3; }
.control-hint, .touch-hint { display: flex; gap: 16px; align-items: center; background: rgba(10,10,10,0.8); backdrop-filter: blur(10px); padding: 12px 16px; border-radius: 8px; border: 1px solid rgba(10,132,255,0.2); }
.control-hint kbd { font-family: monospace; background: linear-gradient(135deg, #1a1a1a, #2a2a2a); color: var(--accent); padding: 4px 8px; border-radius: 4px; border: 1px solid rgba(10,132,255,0.3); font-size: 12px; box-shadow: 0 2px 4px rgba(0,0,0,0.3); }
.touch-hint { font-size: 13px; color: var(--muted); }
.touch-hint span { color: var(--accent); }
.touch-hint .divider { color: var(--muted); opacity: 0.5; }
.desktop-only { display: flex; }
.mobile-only { display: none; }
.vector-text { background: linear-gradient(90deg, var(--fg), var(--accent)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; position: relative; }
.vector-highlight { color: var(--accent); font-weight: 600; position: relative; }
.vector-highlight::after { content: '→'; position: absolute; right: -20px; top: 50%; transform: translateY(-50%); color: var(--accent); animation: vectorPulse 2s infinite; }
@keyframes vectorPulse { 0%, 100% { opacity: 0.3; transform: translateY(-50%) translateX(0); } 50% { opacity: 1; transform: translateY(-50%) translateX(5px); } }

/* Mobile specific */
@media (max-width: 768px) {
  .desktop-only { display: none; }
  .mobile-only { display: flex; }
  .hero-controls { bottom: 12px; left: 12px; right: 12px; }
  .touch-hint { justify-content: center; font-size: 12px; padding: 10px 14px; }
  .vector-highlight::after { display: none; } /* Hide arrow on mobile */
  .hero-copy h1 { font-size: clamp(40px, 11vw, 72px); }
  .hero-copy p { font-size: 20px; }
  .cta { flex-direction: column; width: 100%; max-width: 280px; margin: 0; align-items: flex-start; }
  .btn { width: auto; min-width: 240px; text-align: center; }
}

/* Homepage Sections */
section { padding: 80px 0; position: relative; }
/* 不要なスタイルを削除 */
.section-title { font-size: clamp(32px, 5vw, 48px); text-align: center; margin: 0 0 16px; font-weight: 700; }
.section-subtitle { text-align: center; color: var(--muted); margin: 0 0 48px; line-height: 1.6; }

/* Evolution Story Sections */
.evolution-section {
  min-height: 100vh;
  display: grid;
  place-items: center;
  position: relative;
}
.story-content {
  text-align: center;
  z-index: 2;
  position: relative;
  animation: fadeInUp 1s ease-out;
}
.story-title {
  font-size: clamp(48px, 8vw, 96px);
  font-weight: 800;
  margin: 0 0 24px;
  background: linear-gradient(135deg, var(--fg), var(--accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: -0.02em;
}
.story-text {
  font-size: clamp(20px, 3vw, 32px);
  line-height: 1.6;
  opacity: 0.8;
  color: var(--fg);
}
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Challenges Section - Flowing Layout */
.challenges {
  background: transparent;
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
}
.challenges .wrap {
  position: relative;
  z-index: 2;
}
.challenge-items {
  position: relative;
  margin: 80px 0;
}
.challenge-item {
  margin: 60px 0;
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 60px;
  align-items: center;
  opacity: 0;
  animation: fadeInUp 1s ease-out forwards;
}
.challenge-item:nth-child(even) {
  grid-template-columns: 2fr 1fr;
}
.challenge-item:nth-child(even) .challenge-visual {
  order: 2;
}
.challenge-item:nth-child(even) .challenge-text {
  order: 1;
  text-align: right;
}
.challenge-item:nth-child(1) { animation-delay: 0.1s; }
.challenge-item:nth-child(2) { animation-delay: 0.2s; }
.challenge-item:nth-child(3) { animation-delay: 0.3s; }
.challenge-visual {
  position: relative;
  height: 200px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.challenge-visual::before {
  content: '';
  position: absolute;
  width: 150px;
  height: 150px;
  border-radius: 50%;
  background: radial-gradient(circle, var(--accent), transparent);
  opacity: 0.1;
  animation: pulse 3s ease-in-out infinite;
}
.challenge-visual svg {
  width: 80px;
  height: 80px;
  color: var(--accent);
  position: relative;
  z-index: 1;
}
.challenge-text h3 {
  font-size: 28px;
  margin: 0 0 16px;
  color: var(--fg);
  font-weight: 700;
}
.challenge-text p {
  font-size: 17px;
  line-height: 1.7;
  color: var(--muted);
}
.challenge-conclusion {
  text-align: center;
  margin: 100px 0 0;
  position: relative;
}
.challenge-conclusion::before {
  content: '';
  position: absolute;
  top: -40px;
  left: 50%;
  transform: translateX(-50%);
  width: 100px;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
}
.challenge-conclusion p {
  font-size: 22px;
  line-height: 1.8;
  color: var(--fg);
  font-weight: 500;
}
@keyframes pulse {
  0%, 100% { transform: scale(1); opacity: 0.1; }
  50% { transform: scale(1.2); opacity: 0.2; }
}

/* Values Section - Timeline Layout */
.values {
  background: transparent;
  position: relative;
  padding: 120px 0;
}
.values-timeline {
  position: relative;
  max-width: 1000px;
  margin: 80px auto;
}
.values-timeline::before {
  content: '';
  position: absolute;
  left: 50%;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(180deg, var(--accent), transparent);
  transform: translateX(-50%);
}
.values .value-item {
  position: relative;
  margin: 100px 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
.values .value-item:nth-child(even) .value-content {
  order: 2;
  padding-left: 60px;
}
.values .value-item:nth-child(odd) .value-content {
  text-align: right;
  padding-right: 60px;
}
.values .value-number {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: var(--bg);
  border: 3px solid var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  font-weight: 700;
  color: var(--accent);
  z-index: 2;
}
.values .value-content h3 {
  font-size: 32px;
  margin: 0 0 20px;
  color: var(--fg);
  font-weight: 700;
}
.values .value-content p {
  font-size: 18px;
  line-height: 1.7;
  color: var(--muted);
  margin-bottom: 24px;
}
.values .value-content .more {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--accent);
  font-weight: 600;
  text-decoration: none;
  transition: gap 0.3s ease;
}
.values .value-content .more:hover {
  gap: 16px;
}
.values .value-visual {
  position: relative;
  height: 300px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.values .value-visual canvas {
  width: 100%;
  height: 100%;
}

/* Why VECT Section - Centered Feature Layout */
.why-vect {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: transparent;
}
.promise-items {
  position: relative;
  margin: 80px 0;
}
.promise-item {
  text-align: center;
  margin: 120px 0;
  position: relative;
}
.promise-item::before {
  content: attr(data-label);
  position: absolute;
  top: -40px;
  left: 50%;
  transform: translateX(-50%);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--accent);
  opacity: 0.6;
}
.promise-item h3 {
  font-size: clamp(36px, 5vw, 48px);
  margin: 0 0 24px;
  font-weight: 800;
  background: linear-gradient(135deg, var(--fg), var(--accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.promise-item p {
  font-size: 20px;
  line-height: 1.8;
  color: var(--muted);
  max-width: 800px;
  margin: 0 auto;
}
.promise-item p strong {
  color: var(--fg);
  font-weight: 600;
}
.vect-philosophy {
  text-align: center;
  margin-top: 120px;
  position: relative;
}
.vect-philosophy::before {
  content: '';
  position: absolute;
  top: -60px;
  left: 50%;
  transform: translateX(-50%);
  width: 100px;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
}
.vect-philosophy p {
  font-size: 24px;
  line-height: 1.8;
  color: var(--fg);
  font-weight: 500;
}
.vect-philosophy p strong {
  font-size: 28px;
  display: block;
  margin-bottom: 16px;
  background: linear-gradient(135deg, var(--accent), var(--accent-pink));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Origin Section - Full Screen Statement */
.origin {
  background: transparent;
  min-height: 80vh;
  display: flex;
  align-items: center;
  position: relative;
}
.origin-content {
  text-align: center;
  max-width: 900px;
  margin: 0 auto;
}
.origin-content p {
  font-size: clamp(20px, 3vw, 28px);
  line-height: 1.8;
  margin: 32px 0;
  color: var(--fg);
}
.origin-content p:first-child {
  font-size: clamp(24px, 4vw, 36px);
  font-weight: 700;
  background: linear-gradient(135deg, var(--fg), var(--accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.origin-content p strong {
  color: var(--accent);
  font-weight: 700;
}

/* News Section */
.news-section { background: transparent; }
.news-items { background: var(--card-bg); border: 1px solid var(--border); border-radius: 16px; padding: 8px; }
.news-item { display: flex; align-items: center; gap: 16px; padding: 16px; border-radius: 8px; transition: background 0.2s ease; }
.news-item:hover { background: var(--hover-bg); }
.news-item time { color: var(--muted); font-size: 14px; min-width: 80px; }
.news-category { background: var(--accent); color: white; font-size: 11px; padding: 4px 8px; border-radius: 999px; text-transform: uppercase; letter-spacing: 0.5px; }
.news-item a { color: var(--fg); text-decoration: none; flex: 1; }
.news-item a:hover { color: var(--accent); }
.news-more { text-align: center; margin-top: 24px; }

/* One Message Section - Creative Layout */
.one-message {
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: transparent;
  position: relative;
  overflow: hidden;
}
.message-content {
  position: relative;
  width: 100%;
}
.floating-title {
  text-align: center;
  margin: 0 0 120px;
  font-size: clamp(40px, 6vw, 72px);
  font-weight: 800;
  position: relative;
  height: 150px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.floating-title span {
  display: inline-block;
  position: relative;
  transition: opacity 0.5s ease;
}

/* Text Morph Canvas */
.text-morph-canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: auto;
  z-index: 2;
}
.title-line1 {
  color: var(--fg);
  display: block;
  font-size: 0.7em;
  opacity: 0.8;
  animation: fadeInOnly 1s ease-out;
}
.title-line2 {
  background: linear-gradient(135deg, var(--accent), var(--accent-pink));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  display: block;
  margin: 10px 0;
  animation: fadeInOnly 1s ease-out 0.2s backwards;
}
.title-line3 {
  color: var(--fg);
  display: block;
  font-size: 1.2em;
  animation: fadeInOnly 1s ease-out 0.4s backwards;
}
.message-subtitle {
  text-align: center;
  font-size: 18px;
  line-height: 1.8;
  color: var(--muted);
  max-width: 600px;
  margin: -60px auto 80px;
  animation: fadeInOnly 1s ease-out 0.6s backwards;
}
@keyframes fadeInOnly {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.message-paths {
  position: relative;
  height: 500px;
  max-width: 800px;
  margin: 0 auto;
}
/* 中央のコア要素 - 光の粒子 */
.message-paths::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 8px;
  height: 8px;
  background: radial-gradient(circle, var(--accent), transparent);
  border-radius: 50%;
  transform: translate(-50%, -50%);
  box-shadow:
    0 0 60px 30px rgba(10,132,255,0.3),
    0 0 100px 60px rgba(10,132,255,0.1);
  animation: core-pulse 3s ease-in-out infinite;
  z-index: 1;
}
@keyframes core-pulse {
  0%, 100% {
    transform: translate(-50%, -50%) scale(1);
    opacity: 0.8;
  }
  50% {
    transform: translate(-50%, -50%) scale(1.5);
    opacity: 1;
  }
}
/* 流れる光の軌跡 */
.message-paths::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 350px;
  height: 350px;
  border-radius: 50%;
  transform: translate(-50%, -50%);
  background: conic-gradient(
    from 0deg,
    transparent,
    rgba(10,132,255,0.1),
    transparent,
    rgba(255,0,132,0.1),
    transparent
  );
  animation: rotate 10s linear infinite;
  filter: blur(20px);
}
@keyframes rotate {
  from { transform: translate(-50%, -50%) rotate(0deg); }
  to { transform: translate(-50%, -50%) rotate(360deg); }
}
.path-link {
  position: absolute;
  width: 180px;
  height: 180px;
  text-decoration: none;
  color: var(--fg);
  transition: all 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
}
.path-services {
  top: 0;
  left: 50%;
  transform: translateX(-50%);
}
.path-about {
  bottom: 20px;
  left: 80px;
}
.path-contact {
  bottom: 20px;
  right: 80px;
}
.path-content {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100%;
  padding: 0 30px;
  background: transparent;
  border: none;
  transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}
.path-link h3 {
  font-size: 20px;
  font-weight: 700;
  margin: 0;
  position: relative;
  transition: color 0.3s ease;
}
/* 新しいホバーエフェクト - 下線が伸びる */
.path-link h3::after {
  content: '';
  position: absolute;
  bottom: -8px;
  left: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--accent), var(--accent-pink));
  transition: width 0.3s ease;
}
.path-link:hover h3::after {
  width: 100%;
}
.path-link:hover h3 {
  color: var(--accent);
}
/* 矢印を削除、代わりに横線が伸びる */
.path-arrow {
  display: none;
}
.path-canvas {
  display: none;
}
/* ホバー時はスケールのみ */
.path-link:hover .path-content {
  transform: scale(1.1);
}
.path-services:hover {
  transform: translateX(-50%) scale(1.05);
}
.path-about:hover {
  transform: scale(1.05);
}
.path-contact:hover {
  transform: scale(1.05);
}

/* Mobile adjustments */
@media (max-width: 768px) {
  .message-paths {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 40px;
    height: auto;
  }
  .path-link {
    position: relative;
    transform: none !important;
  }
  .path-link:hover {
    transform: scale(1.1) !important;
  }
}

/* Simple CTA Section */
.simple-cta {
  padding: 120px 0;
  text-align: center;
  background: transparent;
}
.simple-cta .cta-title {
  font-size: clamp(36px, 5vw, 48px);
  margin: 0 0 16px;
  font-weight: 700;
}
.simple-cta .cta-subtitle {
  font-size: 20px;
  color: var(--muted);
  margin: 0 0 48px;
}
.simple-cta .btn.large {
  padding: 18px 48px;
  font-size: 18px;
  font-weight: 600;
  background: linear-gradient(135deg, var(--accent), var(--accent-pink));
  color: white;
  border-radius: 999px;
  display: inline-block;
  text-decoration: none;
  transition: all 0.3s ease;
  box-shadow: 0 8px 24px rgba(10,132,255,0.25);
}
.simple-cta .btn.large:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 32px rgba(10,132,255,0.35);
}

/* Diagram Styles */
.story-description {
  font-size: 18px;
  line-height: 1.7;
  color: var(--muted);
  margin: 24px auto 48px;
  max-width: 700px;
}

.story-diagram {
  margin: 60px auto 0;
  max-width: 900px;
  width: 100%;
}

.diagram-svg {
  width: 100%;
  height: auto;
  display: block;
  margin: 0 auto;
}

/* Responsive adjustments */
@media (max-width: 768px) {
  section { padding: 60px 0; }
  .challenge-cards, .value-cards, .promise-cards { grid-template-columns: 1fr; }
  .cta-features { gap: 16px; }
  .news-item { flex-direction: column; align-items: flex-start; gap: 8px; }

  .diagram-steps {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .diagram-steps li {
    padding: 24px 20px;
  }
}