/* ============================================
   CSS Variables — Theme
   ============================================ */
:root {
  --color-bg:       #0A0A0F;
  --color-primary:  #E040FB;
  --color-secondary:#F0F0F5;
  --color-muted:    #2A1A2E;
  --color-sakura:   #FFB3CC;

  --font-main: 'Noto Sans JP', sans-serif;
  --font-title: 'Zen Kaku Gothic New', sans-serif;

  --transition: 0.3s ease;
}

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

html { scroll-behavior: smooth; overflow-y: scroll; }

body {
  background-color: var(--color-bg);
  background-image:
    radial-gradient(ellipse 70% 50% at 85% 0%, rgba(224,64,251,0.07) 0%, transparent 55%),
    radial-gradient(ellipse 50% 40% at 10% 100%, rgba(42,26,46,0.9) 0%, transparent 55%);
  background-attachment: fixed;
  color: var(--color-secondary);
  font-family: var(--font-main);
  line-height: 1.7;
  overflow-x: hidden;
}

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

/* ============================================
   Typography
   ============================================ */
h1, h2, h3 { font-family: var(--font-title); font-weight: 700; }

.section-eyebrow {
  display: block;
  font-size: 0.65rem;
  letter-spacing: 0.45em;
  text-transform: uppercase;
  color: var(--color-primary);
  opacity: 0.8;
  margin-bottom: 0.8rem;
}

.section-title {
  font-size: clamp(2rem, 5vw, 3.2rem);
  letter-spacing: 0.08em;
  margin-bottom: 0.6rem;
  line-height: 1.1;
}

.section-title span {
  color: var(--color-primary);
}

.section-header {
  margin-bottom: 3rem;
  position: relative;
}

.section-header::before {
  content: attr(data-ghost);
  position: absolute;
  top: -0.25em;
  left: -0.04em;
  font-family: var(--font-title);
  font-size: clamp(4rem, 12vw, 9rem);
  font-weight: 700;
  color: transparent;
  -webkit-text-stroke: 1px rgba(224,64,251,0.07);
  letter-spacing: 0.05em;
  pointer-events: none;
  user-select: none;
  white-space: nowrap;
  line-height: 1;
  z-index: 0;
}

.section-header > * { position: relative; z-index: 1; }

.section-rule {
  width: 3rem;
  height: 2px;
  background: linear-gradient(90deg, var(--color-primary), transparent);
  margin-top: 1rem;
  border: none;
}

/* ============================================
   Layout
   ============================================ */
.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

section {
  padding: 7rem 0;
}

/* ============================================
   Header / Nav
   ============================================ */
header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 1.2rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: rgba(10, 10, 15, 0.75);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(224, 64, 251, 0.12);
  transition: background 0.4s;
}

.logo .accent { color: var(--color-primary); }
.logo span:not(.accent) { color: var(--color-secondary); }

.logo {
  font-family: var(--font-title);
  font-size: 1.4rem;
  font-weight: 700;
  letter-spacing: 0.15em;
}

nav ul {
  list-style: none;
  display: flex;
  gap: 2rem;
}

nav a {
  font-size: 0.78rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  opacity: 0.6;
  transition: opacity var(--transition), color var(--transition);
  position: relative;
}

nav a::after {
  content: '';
  position: absolute;
  bottom: -3px;
  left: 0;
  right: 0;
  height: 1px;
  background: var(--color-primary);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s ease;
}

nav a:hover {
  opacity: 1;
  color: var(--color-primary);
}

nav a:hover::after { transform: scaleX(1); }

/* ============================================
   Hero
   ============================================ */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.hero-ghost-text {
  position: absolute;
  font-family: var(--font-title);
  font-size: clamp(8rem, 22vw, 18rem);
  font-weight: 700;
  letter-spacing: 0.15em;
  color: transparent;
  -webkit-text-stroke: 1px rgba(224,64,251,0.07);
  user-select: none;
  pointer-events: none;
  z-index: 3;
  white-space: nowrap;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

.hero-glow {
  position: absolute;
  width: 70vw;
  height: 70vw;
  max-width: 700px;
  max-height: 700px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(224,64,251,0.10) 0%, rgba(42,26,46,0.2) 40%, transparent 70%);
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  pointer-events: none;
  z-index: 3;
}

.hero-title {
  font-size: clamp(3.5rem, 11vw, 8rem);
  letter-spacing: 0.25em;
  line-height: 1;
}

.hero-title .accent { color: var(--color-primary); }

.hero-sub {
  margin-top: 1.2rem;
  font-size: clamp(0.7rem, 1.5vw, 0.9rem);
  letter-spacing: 0.45em;
  opacity: 0.45;
  text-transform: uppercase;
}

.hero-scroll {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  font-size: 0.7rem;
  letter-spacing: 0.3em;
  opacity: 0.35;
  text-transform: uppercase;
  animation: scroll-pulse 2.5s ease-in-out infinite;
}

@keyframes scroll-pulse {
  0%, 100% { opacity: 0.35; transform: translateX(-50%) translateY(0); }
  50% { opacity: 0.6; transform: translateX(-50%) translateY(5px); }
}

/* ============================================
   Marquee Band
   ============================================ */
.marquee-band {
  overflow: hidden;
  padding: 1.1rem 0;
  border-top: 1px solid rgba(224,64,251,0.12);
  border-bottom: 1px solid rgba(224,64,251,0.12);
  background: rgba(42,26,46,0.25);
}

.marquee-track {
  display: flex;
  gap: 0;
  width: max-content;
  animation: marquee-scroll 30s linear infinite;
}

.marquee-item {
  font-size: 0.68rem;
  letter-spacing: 0.35em;
  text-transform: uppercase;
  opacity: 0.35;
  padding: 0 2.5rem;
  color: var(--color-secondary);
  white-space: nowrap;
  flex-shrink: 0;
}

.marquee-item .accent { color: var(--color-primary); opacity: 1; }

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

/* ============================================
   Cards
   ============================================ */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.5rem;
}

.card {
  background: var(--color-muted);
  border-radius: 10px;
  overflow: hidden;
  border: 1px solid rgba(224, 64, 251, 0.08);
  transition: transform 0.4s cubic-bezier(0.25,0.46,0.45,0.94),
              border-color 0.4s,
              box-shadow 0.4s;
  position: relative;
}

.card::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(224,64,251,0.08) 0%, transparent 60%);
  opacity: 0;
  transition: opacity 0.4s;
  pointer-events: none;
}

.card:hover {
  transform: translateY(-6px);
  border-color: rgba(224, 64, 251, 0.35);
  box-shadow:
    0 12px 40px rgba(224,64,251,0.12),
    0 4px 12px rgba(0,0,0,0.4);
}

.card:hover::after { opacity: 1; }

.card-image {
  width: 100%;
  aspect-ratio: 16/9;
  object-fit: cover;
  background: #1a1a2e;
  transition: transform 0.6s cubic-bezier(0.25,0.46,0.45,0.94);
}

.card:hover .card-image { transform: scale(1.04); }

.card-body { padding: 1.1rem 1.3rem 1.3rem; }

.card-title {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 0.3rem;
  line-height: 1.4;
}

.card-date {
  font-size: 0.72rem;
  opacity: 0.38;
  letter-spacing: 0.08em;
}

.card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-top: 0.7rem;
}

.tag {
  font-size: 0.68rem;
  padding: 0.2rem 0.6rem;
  border-radius: 999px;
  background: rgba(224, 64, 251, 0.12);
  color: var(--color-primary);
  letter-spacing: 0.06em;
  border: 1px solid rgba(224,64,251,0.2);
}

/* ============================================
   Gallery Grid (Illust)
   ============================================ */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 6px;
}

.gallery-item {
  position: relative;
  aspect-ratio: 1 / 1;
  overflow: hidden;
  cursor: pointer;
  background: var(--color-muted);
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.gallery-item:hover img { transform: scale(1.07); }

.gallery-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(10,10,15,0.88) 0%, rgba(10,10,15,0.1) 45%, transparent 65%);
  opacity: 0;
  transition: opacity 0.4s ease;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 1.2rem;
}

.gallery-item:hover .gallery-overlay { opacity: 1; }

.gallery-overlay-title {
  font-family: var(--font-title);
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  color: var(--color-secondary);
  transform: translateY(6px);
  transition: transform 0.4s ease;
}

.gallery-item:hover .gallery-overlay-title { transform: translateY(0); }

.gallery-overlay-tags {
  display: flex;
  gap: 0.3rem;
  flex-wrap: wrap;
  margin-top: 0.4rem;
  transform: translateY(6px);
  transition: transform 0.4s ease 0.05s;
}

.gallery-item:hover .gallery-overlay-tags { transform: translateY(0); }

/* Home preview — 3 items larger */
.gallery-grid-preview {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
}

@media (max-width: 768px) {
  .gallery-grid { grid-template-columns: repeat(2, 1fr); }
  .gallery-grid-preview { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 480px) {
  .gallery-grid { grid-template-columns: 1fr; gap: 4px; }
  .gallery-grid-preview { grid-template-columns: 1fr; }
}

/* ============================================
   Buttons
   ============================================ */
.btn {
  display: inline-block;
  padding: 0.65rem 1.6rem;
  border-radius: 3px;
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  transition: background var(--transition), color var(--transition),
              box-shadow var(--transition), transform var(--transition);
  cursor: pointer;
  border: none;
}

.btn:hover { transform: translateY(-1px); }

.btn-primary {
  background: var(--color-primary);
  color: var(--color-bg);
  font-weight: 700;
  box-shadow: 0 4px 20px rgba(224,64,251,0.3);
}

.btn-primary:hover {
  background: var(--color-sakura);
  box-shadow: 0 6px 28px rgba(255,179,204,0.4);
}

.btn-outline {
  background: transparent;
  border: 1px solid rgba(224,64,251,0.5);
  color: var(--color-primary);
}

.btn-outline:hover {
  background: rgba(224,64,251,0.1);
  border-color: var(--color-primary);
  box-shadow: 0 4px 20px rgba(224,64,251,0.15);
}

/* ============================================
   Section View-all row
   ============================================ */
.view-all-row {
  text-align: center;
  margin-top: 3rem;
}

/* ============================================
   Footer
   ============================================ */
footer {
  padding: 3rem 2rem;
  text-align: center;
  border-top: 1px solid rgba(224, 64, 251, 0.1);
  font-size: 0.75rem;
  opacity: 0.35;
  letter-spacing: 0.15em;
}

/* ============================================
   Blog post
   ============================================ */
.post-eyebrow {
  font-size: 0.65rem;
  letter-spacing: 0.35em;
  text-transform: uppercase;
  color: var(--color-primary);
  opacity: 0.7;
  display: block;
  margin-bottom: 0.4rem;
}

/* ============================================
   Responsive
   ============================================ */
@media (max-width: 768px) {
  nav ul { gap: 1.2rem; }
  nav a { font-size: 0.72rem; }
  .card-grid { grid-template-columns: 1fr 1fr; }
  .section-header::before { display: none; }
}

@media (max-width: 480px) {
  header { padding: 1rem 1.2rem; }
  .card-grid { grid-template-columns: 1fr; }
}