/* ==========================================
   INDEX PAGE SPECIFIC STYLES
   ========================================== */

/* ---- HERO ---- */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, var(--color-ivory) 0%, var(--color-cream) 50%, var(--color-bg-alt) 100%);
  padding-top: 72px;
}

/* 装飾円 */
.hero-deco {
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
}

.hero-deco--1 {
  width: 600px; height: 600px;
  top: -150px; right: -100px;
  background: radial-gradient(circle, rgba(200,149,108,0.09) 0%, transparent 70%);
}

.hero-deco--2 {
  width: 350px; height: 350px;
  bottom: -80px; left: -100px;
  background: radial-gradient(circle, rgba(201,169,110,0.1) 0%, transparent 70%);
}

.hero-deco--3 {
  width: 200px; height: 200px;
  top: 30%; left: 10%;
  border: 1px solid rgba(200,149,108,0.12);
  animation: rotateSlow 30s linear infinite;
}

@keyframes rotateSlow {
  from { transform: rotate(0deg); }
  to   { transform: rotate(360deg); }
}

.hero-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  max-width: 1060px;
  margin: 0 auto;
  padding: 3rem var(--space-md);
  position: relative;
  z-index: 1;
}

.hero-tag {
  display: inline-block;
  font-family: var(--font-en);
  font-style: italic;
  font-size: 0.88rem;
  letter-spacing: 0.22em;
  color: var(--color-primary);
  border: 1px solid var(--color-primary);
  border-radius: 100px;
  padding: 0.3rem 1rem;
  margin-bottom: 1.5rem;
}

.hero-title {
  font-size: clamp(2.2rem, 5vw, 3.6rem);
  line-height: 1.3;
  margin-bottom: 1.5rem;
  color: var(--color-text);
}

.hero-title em {
  font-style: normal;
  color: var(--color-primary);
  position: relative;
  display: inline-block;
}

.hero-title em::after {
  content: '';
  position: absolute;
  bottom: -4px; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-gold));
  border-radius: 2px;
}

.hero-sub {
  font-size: 0.93rem;
  color: var(--color-text-sub);
  line-height: 2;
  margin-bottom: 2.5rem;
  max-width: 440px;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

/* ヴィジュアルエリア */
.hero-visual {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 420px;
}

.hero-visual-ring {
  position: absolute;
  width: 320px; height: 320px;
  border-radius: 50%;
  border: 1px solid rgba(200,149,108,0.2);
  animation: pulse-ring 4s ease-in-out infinite;
}

@keyframes pulse-ring {
  0%, 100% { transform: scale(1); opacity: 0.5; }
  50%       { transform: scale(1.06); opacity: 1; }
}

.hero-visual-card {
  background: var(--color-white);
  border-radius: 50%;
  width: 250px; height: 250px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  box-shadow: 0 12px 60px rgba(100,60,20,0.14);
  position: relative;
  z-index: 2;
}

.hero-visual-icon { display: flex; align-items: center; justify-content: center; }

.hero-visual-label {
  font-family: var(--font-en);
  font-style: italic;
  font-size: 0.9rem;
  letter-spacing: 0.18em;
  color: var(--color-text-sub);
}

/* 浮遊バッジ */
.float-badge {
  position: absolute;
  background: var(--color-white);
  border-radius: var(--radius-md);
  padding: 0.6rem 1.1rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  box-shadow: var(--shadow-soft);
  font-size: 0.78rem;
  color: var(--color-text-sub);
  z-index: 3;
}

.float-badge i { color: var(--color-primary); }

.float-badge--1 {
  top: 10%; right: -10%;
  animation: float1 5s ease-in-out infinite;
}

.float-badge--2 {
  bottom: 15%; left: -8%;
  animation: float2 6s ease-in-out infinite;
}

@keyframes float1 {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-10px); }
}

@keyframes float2 {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(8px); }
}

/* スクロールインジケーター */
.scroll-indicator {
  position: absolute;
  bottom: 2.5rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.4rem;
}

.scroll-indicator span {
  font-family: var(--font-en);
  font-style: italic;
  font-size: 0.72rem;
  letter-spacing: 0.22em;
  color: var(--color-text-light);
}

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

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

/* ---- INTRO STRIP ---- */
.intro-strip {
  background: var(--color-white);
  padding: 3rem 0;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.intro-strip-list {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  text-align: center;
}

.intro-strip-list li {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.8rem;
  padding: 1rem;
}

.intro-strip-list i {
  font-size: 1.6rem;
  color: var(--color-primary);
}

.intro-strip-list span {
  font-size: 0.83rem;
  color: var(--color-text-sub);
  line-height: 1.7;
}

/* ---- CONCEPT TEASER ---- */
.concept-teaser {
  background: var(--color-bg);
}

.concept-teaser-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: center;
}

.concept-teaser-visual {
  position: relative;
  min-height: 360px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.concept-teaser-bg {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--color-cream), var(--color-bg-alt));
  border-radius: var(--radius-lg);
}

.concept-quote-card {
  position: relative;
  z-index: 1;
  text-align: center;
  padding: 2.5rem;
}

.concept-quote-text {
  font-family: var(--font-serif);
  font-size: clamp(1.1rem, 2.2vw, 1.4rem);
  line-height: 2;
  color: var(--color-text);
  margin-bottom: 1.4rem;
}

.concept-quote-source {
  font-family: var(--font-en);
  font-style: italic;
  font-size: 0.88rem;
  color: var(--color-primary);
  letter-spacing: 0.18em;
}

.concept-teaser-body .section-head::after { margin-left: 0; }

.concept-teaser-text {
  font-size: 0.93rem;
  color: var(--color-text-sub);
  line-height: 2;
  margin-bottom: 1rem;
}

/* ---- PRODUCT TEASER ---- */
.product-teaser {
  background: var(--color-cream);
}

.product-teaser-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.product-teaser-card {
  display: flex;
  flex-direction: column;
}

.ptc-thumb {
  height: 180px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md) var(--radius-md) 0 0;
}

.ptc-thumb--1 { background: linear-gradient(135deg, #f7ede0, #f0dfc8); }
.ptc-thumb--2 { background: linear-gradient(135deg, #f5e8d0, #e8d5b4); }
.ptc-thumb--3 { background: linear-gradient(135deg, #f0e8d8, #e4d4bc); }

.ptc-icon {
  width: 88px; height: 88px;
  background: rgba(255,255,255,0.7);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(4px);
}

.ptc-body {
  padding: 1.5rem;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
}

.ptc-body h3 {
  font-size: 1rem;
  color: var(--color-text);
}

.ptc-body p {
  font-size: 0.84rem;
  color: var(--color-text-sub);
  line-height: 1.9;
  flex: 1;
}

.ptc-link {
  font-size: 0.82rem;
  color: var(--color-primary);
  display: flex;
  align-items: center;
  gap: 0.4rem;
  transition: gap var(--transition);
  margin-top: 0.4rem;
}

.ptc-link:hover { gap: 0.7rem; }

/* ---- REPORT TEASER ---- */
.report-teaser { background: var(--color-bg); }

.timeline-preview {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  position: relative;
}

.tlp-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.8rem;
}

.tlp-day {
  font-family: var(--font-en);
  font-style: italic;
  font-size: 1.1rem;
  color: var(--color-primary);
  letter-spacing: 0.08em;
}

.tlp-connector {
  display: flex;
  flex-direction: column;
  align-items: center;
  width: 100%;
  position: relative;
}

.tlp-dot {
  width: 16px; height: 16px;
  border-radius: 50%;
  border: 2px solid var(--color-white);
  box-shadow: 0 0 0 2px var(--color-border);
  z-index: 2;
  position: relative;
}

.tlp-dot--before { background: var(--color-text-light); }
.tlp-dot--early  { background: var(--color-accent); }
.tlp-dot--mid    { background: var(--color-primary); }
.tlp-dot--late   { background: var(--color-primary-dk); }

.tlp-line {
  position: absolute;
  top: 8px; left: 50%;
  width: 100%;
  height: 1px;
  background: var(--color-border);
  z-index: 1;
}

.tlp-line-none { display: none; }

.tlp-card {
  width: 100%;
  padding: 1.2rem;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-soft);
  background: var(--color-white);
}

.tlp-meta {
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  color: var(--color-primary);
  margin-bottom: 0.4rem;
  font-weight: 500;
}

.tlp-text {
  font-size: 0.82rem;
  color: var(--color-text-sub);
  line-height: 1.8;
}

/* ---- MEDIA TEASER ---- */
.media-teaser {
  background: var(--color-text);
  padding: var(--space-xl) 0;
  color: var(--color-white);
}

.media-teaser-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.media-teaser-body h2 {
  font-size: clamp(1.5rem, 3vw, 2.1rem);
  color: var(--color-white);
  margin: 0.6rem 0 1rem;
}

.media-teaser-body p {
  font-size: 0.9rem;
  color: var(--color-text-light);
  line-height: 2;
}

.media-status-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  background: rgba(200,149,108,0.15);
  border: 1px solid rgba(200,149,108,0.3);
  color: var(--color-accent);
  border-radius: 100px;
  padding: 0.4rem 1.2rem;
  font-size: 0.82rem;
  letter-spacing: 0.12em;
  margin-top: 1rem;
}

.pulse-dot {
  width: 8px; height: 8px;
  background: var(--color-primary);
  border-radius: 50%;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: 0.5; transform: scale(1.4); }
}

.media-icon-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.2rem;
}

.mig-item {
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-md);
  padding: 1.8rem 1rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.6rem;
  transition: background var(--transition), border-color var(--transition);
}

.mig-item:hover {
  background: rgba(255,255,255,0.1);
  border-color: rgba(200,149,108,0.4);
}

.mig-item i {
  font-size: 2rem;
  color: var(--color-text-light);
}

.mig-item span {
  font-size: 0.75rem;
  letter-spacing: 0.16em;
  color: var(--color-text-light);
}

.mig-item--youtube i  { color: #e05050; }
.mig-item--instagram i { color: #c496a0; }
.mig-item--blog i     { color: var(--color-accent); }
.mig-item--sns i      { color: #a0a0a0; }

/* ---- CTA SECTION ---- */
.cta-section {
  background: var(--color-cream);
  padding: var(--space-xl) 0;
}

.cta-inner {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: 4rem 3rem;
  box-shadow: var(--shadow-card);
}

.cta-inner h2 {
  font-size: clamp(1.4rem, 3vw, 1.9rem);
  margin-bottom: 1rem;
}

.cta-inner p {
  font-size: 0.92rem;
  color: var(--color-text-sub);
  line-height: 2;
  margin-bottom: 0.5rem;
}

/* ==========================================
   RESPONSIVE - INDEX
   ========================================== */
@media (max-width: 900px) {
  .hero-inner {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 2rem;
    padding-top: 5rem;
  }

  .hero-sub { margin-left: auto; margin-right: auto; }
  .hero-actions { justify-content: center; }
  .hero-visual { min-height: 280px; }
  .hero-visual-ring { width: 220px; height: 220px; }
  .hero-visual-card { width: 180px; height: 180px; }
  .float-badge--1 { top: 0; right: 0; }
  .float-badge--2 { bottom: 0; left: 0; }

  .intro-strip-list { grid-template-columns: repeat(2, 1fr); }

  .concept-teaser-grid { grid-template-columns: 1fr; gap: 2.5rem; }
  .concept-teaser-visual { min-height: 250px; }

  .product-teaser-grid { grid-template-columns: 1fr; }

  .timeline-preview { grid-template-columns: 1fr; }
  .tlp-connector { flex-direction: row; }
  .tlp-line { width: 1px; height: 40px; top: auto; left: 7px; }
  .tlp-day { min-width: 60px; text-align: right; }

  .media-teaser-inner { grid-template-columns: 1fr; }
}

@media (max-width: 600px) {
  .intro-strip-list { grid-template-columns: repeat(2, 1fr); }
  .media-icon-grid { grid-template-columns: repeat(2, 1fr); }
  .cta-inner { padding: 2.5rem 1.5rem; }
}