/* INNOVATION GROUP — elegant night portal */
:root {
  --bg: #0b0a09;
  --bg-soft: #141210;
  --bg-panel: #1a1714;
  --ink: #f3ebe0;
  --ink-muted: #b7aea0;
  --gold: #c9a45c;
  --gold-bright: #e8d5a8;
  --wine: #7a3038;
  --line: rgba(201, 164, 92, 0.28);
  --shadow: 0 24px 60px rgba(0, 0, 0, 0.45);
  --font-display: "Cormorant Garamond", "Shippori Mincho", "Times New Roman", serif;
  --font-body: "Zen Kaku Gothic New", "Hiragino Sans", "Noto Sans JP", sans-serif;
  --container: min(1120px, calc(100% - 2.5rem));
  --header-h: 72px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--ink);
  background:
    radial-gradient(1200px 600px at 80% -10%, rgba(122, 48, 56, 0.22), transparent 55%),
    radial-gradient(900px 500px at 10% 20%, rgba(201, 164, 92, 0.08), transparent 50%),
    linear-gradient(180deg, #100e0c 0%, var(--bg) 40%, #0a0908 100%);
  background-attachment: fixed;
  line-height: 1.75;
  min-height: 100vh;
  overflow-x: hidden;
}

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

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

button,
input,
textarea,
select {
  font: inherit;
  color: inherit;
}

.container {
  width: var(--container);
  margin-inline: auto;
}

/* Header */
.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 100;
  height: var(--header-h);
  display: flex;
  align-items: center;
  backdrop-filter: blur(14px);
  background: rgba(11, 10, 9, 0.72);
  border-bottom: 1px solid transparent;
  transition: border-color 0.35s var(--ease), background 0.35s var(--ease);
}

.site-header.is-scrolled {
  border-bottom-color: var(--line);
  background: rgba(11, 10, 9, 0.9);
}

.site-header__inner {
  width: var(--container);
  margin-inline: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  z-index: 2;
}

.brand img {
  width: 42px;
  height: 42px;
  object-fit: contain;
}

.brand__text {
  font-family: var(--font-display);
  letter-spacing: 0.18em;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--gold-bright);
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border: 1px solid var(--line);
  background: transparent;
  cursor: pointer;
  position: relative;
  z-index: 2;
}

.nav-toggle span,
.nav-toggle span::before,
.nav-toggle span::after {
  content: "";
  position: absolute;
  left: 11px;
  right: 11px;
  height: 1px;
  background: var(--ink);
  transition: transform 0.3s var(--ease), opacity 0.3s;
}

.nav-toggle span {
  top: 50%;
}

.nav-toggle span::before {
  top: -7px;
}

.nav-toggle span::after {
  top: 7px;
}

.nav-toggle[aria-expanded="true"] span {
  background: transparent;
}

.nav-toggle[aria-expanded="true"] span::before {
  top: 0;
  transform: rotate(45deg);
}

.nav-toggle[aria-expanded="true"] span::after {
  top: 0;
  transform: rotate(-45deg);
}

.nav {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.nav > a,
.nav-dropdown > summary {
  list-style: none;
  cursor: pointer;
  padding: 0.55rem 0.85rem;
  font-size: 0.78rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-muted);
  transition: color 0.25s;
}

.nav > a:hover,
.nav > a.is-active,
.nav-dropdown > summary:hover,
.nav-dropdown[open] > summary {
  color: var(--gold-bright);
}

.nav-dropdown {
  position: relative;
}

.nav-dropdown > summary::-webkit-details-marker {
  display: none;
}

.nav-dropdown__menu {
  position: absolute;
  top: calc(100% + 0.4rem);
  left: 0;
  min-width: 180px;
  padding: 0.5rem;
  background: var(--bg-panel);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  display: grid;
  gap: 0.15rem;
}

.nav-dropdown__menu a {
  padding: 0.55rem 0.75rem;
  font-size: 0.85rem;
  letter-spacing: 0.04em;
  color: var(--ink-muted);
}

.nav-dropdown__menu a:hover {
  color: var(--gold-bright);
  background: rgba(201, 164, 92, 0.08);
}

/* Hero */
.hero {
  position: relative;
  min-height: 100svh;
  display: grid;
  align-items: end;
  overflow: hidden;
  isolation: isolate;
}

.hero__media {
  position: absolute;
  inset: 0;
  z-index: -2;
}

.hero__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1.06);
  animation: heroDrift 18s var(--ease) infinite alternate;
}

.hero__overlay {
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    linear-gradient(180deg, rgba(11, 10, 9, 0.35) 0%, rgba(11, 10, 9, 0.55) 45%, rgba(11, 10, 9, 0.92) 100%),
    radial-gradient(circle at 70% 30%, rgba(201, 164, 92, 0.12), transparent 45%);
}

.hero__content {
  width: var(--container);
  margin: 0 auto;
  padding: calc(var(--header-h) + 4rem) 0 4.5rem;
}

.hero__brand {
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 8vw, 5.6rem);
  line-height: 0.95;
  letter-spacing: 0.08em;
  font-weight: 500;
  color: var(--ink);
  margin: 0 0 1.25rem;
  text-shadow: 0 10px 40px rgba(0, 0, 0, 0.45);
  animation: riseIn 1.1s var(--ease) both;
}

.hero__brand span {
  display: block;
  font-size: 0.28em;
  letter-spacing: 0.45em;
  color: var(--gold);
  margin-bottom: 0.75rem;
}

.hero__lead {
  max-width: 28rem;
  color: var(--ink-muted);
  font-size: 1rem;
  margin: 0 0 2rem;
  animation: riseIn 1.1s 0.15s var(--ease) both;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  animation: riseIn 1.1s 0.28s var(--ease) both;
}

.page-hero {
  min-height: 48svh;
  align-items: end;
}

.page-hero .hero__content {
  padding-bottom: 3rem;
}

.page-hero .hero__brand {
  font-size: clamp(2.2rem, 6vw, 4rem);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  min-height: 48px;
  padding: 0.75rem 1.4rem;
  border: 1px solid var(--gold);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-size: 0.75rem;
  transition: background 0.3s, color 0.3s, transform 0.3s;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn--solid {
  background: var(--gold);
  color: #14110d;
  box-shadow: 0 0 0 1px rgba(232, 213, 168, 0.35), 0 10px 30px rgba(0, 0, 0, 0.35);
}

.btn--solid:hover {
  background: var(--gold-bright);
}

.btn--ghost {
  background: transparent;
  color: var(--gold-bright);
}

.btn--ghost:hover {
  background: rgba(201, 164, 92, 0.12);
}

/* Sections */
.section {
  padding: 5.5rem 0;
}

.section--tight {
  padding: 3.5rem 0;
}

.section__head {
  margin-bottom: 2.5rem;
  max-width: 38rem;
}

.eyebrow {
  display: inline-block;
  margin-bottom: 0.75rem;
  color: var(--gold);
  letter-spacing: 0.28em;
  text-transform: uppercase;
  font-size: 0.72rem;
}

.section__title {
  margin: 0 0 0.85rem;
  font-family: var(--font-display);
  font-size: clamp(2rem, 4.5vw, 3.2rem);
  font-weight: 500;
  letter-spacing: 0.06em;
  line-height: 1.15;
}

.section__text {
  margin: 0;
  color: var(--ink-muted);
}

.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.8s var(--ease), transform 0.8s var(--ease);
}

.reveal.is-visible {
  opacity: 1;
  transform: none;
}

/* Store grid */
.store-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

.store-tile {
  position: relative;
  display: block;
  min-height: 320px;
  overflow: hidden;
  isolation: isolate;
  border: 1px solid transparent;
  transition: border-color 0.35s, transform 0.35s;
}

.store-tile:hover {
  border-color: var(--line);
  transform: translateY(-4px);
}

.store-tile__media {
  position: absolute;
  inset: 0;
  z-index: -2;
}

.store-tile__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s var(--ease);
}

.store-tile:hover .store-tile__media img {
  transform: scale(1.06);
}

.store-tile__shade {
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(180deg, rgba(11, 10, 9, 0.15), rgba(11, 10, 9, 0.88) 75%);
}

.store-tile__body {
  position: absolute;
  inset: auto 0 0;
  padding: 1.4rem;
}

.store-tile__logo {
  width: min(140px, 55%);
  height: auto;
  margin-bottom: 0.75rem;
  filter: drop-shadow(0 6px 16px rgba(0, 0, 0, 0.45));
}

.store-tile__name {
  margin: 0 0 0.35rem;
  font-family: var(--font-display);
  font-size: 1.55rem;
  letter-spacing: 0.06em;
}

.store-tile__meta {
  margin: 0;
  color: var(--ink-muted);
  font-size: 0.88rem;
}

.store-tile__type {
  display: inline-block;
  margin-bottom: 0.45rem;
  color: var(--gold);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

/* News */
.news-list {
  display: grid;
  gap: 1rem;
}

.news-item {
  display: grid;
  grid-template-columns: 7.5rem 1fr;
  gap: 1.25rem;
  padding: 1.25rem 0;
  border-bottom: 1px solid var(--line);
}

.news-item__date {
  color: var(--gold);
  font-size: 0.85rem;
  letter-spacing: 0.08em;
}

.news-item h3 {
  margin: 0 0 0.4rem;
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 500;
  letter-spacing: 0.04em;
}

.news-item p {
  margin: 0;
  color: var(--ink-muted);
  font-size: 0.92rem;
}

/* Store detail */
.store-hero-logo {
  width: min(240px, 60vw);
  margin-bottom: 1rem;
  padding: 0.85rem 1rem;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(201, 164, 92, 0.22);
  filter: drop-shadow(0 10px 24px rgba(0, 0, 0, 0.5));
}

.logo-mark {
  display: inline-grid;
  place-items: center;
  width: min(220px, 55vw);
  aspect-ratio: 1;
  margin-bottom: 1rem;
  border: 1px solid var(--gold);
  border-radius: 50%;
  background: radial-gradient(circle at 40% 30%, rgba(201, 164, 92, 0.18), transparent 60%);
  font-family: var(--font-display);
  letter-spacing: 0.2em;
}

.logo-mark small {
  display: block;
  font-size: 0.75rem;
  color: var(--gold);
  letter-spacing: 0.35em;
}

.logo-mark strong {
  font-size: 1.8rem;
  font-weight: 500;
}

.info-panel {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 1.5rem;
  align-items: start;
}

.panel {
  background: rgba(26, 23, 20, 0.72);
  border: 1px solid var(--line);
  padding: 1.6rem;
}

.panel h3 {
  margin: 0 0 1rem;
  font-family: var(--font-display);
  font-size: 1.5rem;
  letter-spacing: 0.08em;
  font-weight: 500;
}

.meta-list {
  display: grid;
  gap: 0.85rem;
  margin: 0;
}

.meta-list dt {
  color: var(--gold);
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.meta-list dd {
  margin: 0.2rem 0 0;
}

.gallery {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  grid-template-rows: 240px 240px;
  gap: 0.75rem;
}

.gallery figure {
  margin: 0;
  overflow: hidden;
  border: 1px solid rgba(201, 164, 92, 0.12);
}

.gallery figure:first-child {
  grid-row: span 2;
}

.gallery img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s var(--ease);
}

.gallery figure:hover img {
  transform: scale(1.05);
}

.system-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.95rem;
}

.system-table th,
.system-table td {
  padding: 0.75rem 0.4rem;
  border-bottom: 1px solid rgba(201, 164, 92, 0.18);
  text-align: left;
}

.system-table th {
  color: var(--gold);
  font-weight: 500;
  letter-spacing: 0.08em;
  font-size: 0.78rem;
}

.system-note {
  margin: 1rem 0 0;
  color: var(--ink-muted);
  font-size: 0.85rem;
}

.price-block + .price-block {
  margin-top: 1.5rem;
}

/* Cast */
.cast-note {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 1.5rem;
  align-items: center;
}

.cast-visual {
  min-height: 360px;
  background:
    linear-gradient(135deg, rgba(122, 48, 56, 0.35), rgba(11, 10, 9, 0.2)),
    url("../assets/images/stores/yve/01.jpg") center/cover;
  border: 1px solid var(--line);
}

/* Recruit */
.tag-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  margin: 1.5rem 0 0;
}

.tag {
  padding: 0.45rem 0.8rem;
  border: 1px solid var(--line);
  color: var(--gold-bright);
  font-size: 0.8rem;
  letter-spacing: 0.04em;
}

.recruit-banner {
  margin: 2rem 0;
  border: 1px solid var(--line);
}

.recruit-banner img {
  width: 100%;
  height: auto;
}

.line-box {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1.25rem;
  align-items: center;
  padding: 1.5rem;
  margin-top: 1.5rem;
  border: 1px solid var(--line);
  background: rgba(26, 23, 20, 0.65);
}

.line-box img {
  width: 120px;
  height: 120px;
  object-fit: contain;
  background: #fff;
  padding: 0.4rem;
}

.line-qr-link {
  display: block;
  transition: opacity 0.25s var(--ease);
}

.line-qr-link:hover {
  opacity: 0.85;
}

.dual-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}

/* Forms */
.form {
  display: grid;
  gap: 1rem;
}

.form label {
  display: grid;
  gap: 0.4rem;
  font-size: 0.85rem;
  letter-spacing: 0.08em;
}

.form input,
.form textarea,
.form select {
  width: 100%;
  min-height: 48px;
  padding: 0.8rem 0.95rem;
  border: 1px solid var(--line);
  background: rgba(11, 10, 9, 0.55);
  outline: none;
  transition: border-color 0.25s;
}

.form textarea {
  min-height: 160px;
  resize: vertical;
}

.form input:focus,
.form textarea:focus,
.form select:focus {
  border-color: var(--gold);
}

.form__message {
  min-height: 1.5rem;
  color: var(--gold-bright);
  font-size: 0.9rem;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 0.9fr;
  gap: 1.5rem;
}

/* Sitemap */
.sitemap-list {
  columns: 2;
  gap: 2rem;
}

.sitemap-list ul {
  list-style: none;
  padding: 0;
  margin: 0 0 1.5rem;
  break-inside: avoid;
}

.sitemap-list li {
  margin: 0.4rem 0;
}

.sitemap-list a:hover {
  color: var(--gold-bright);
}

/* Footer */
.site-footer {
  border-top: 1px solid var(--line);
  padding: 3.5rem 0 2rem;
  margin-top: 2rem;
  background: rgba(8, 7, 6, 0.7);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr;
  gap: 2rem;
  margin-bottom: 2.5rem;
}

.site-footer h3 {
  margin: 0 0 1rem;
  font-family: var(--font-display);
  font-size: 1.25rem;
  letter-spacing: 0.1em;
  font-weight: 500;
}

.site-footer p,
.site-footer li {
  color: var(--ink-muted);
  font-size: 0.92rem;
}

.site-footer ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 0.4rem;
}

.site-footer a:hover {
  color: var(--gold-bright);
}

.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.75rem;
  padding-top: 1.25rem;
  border-top: 1px solid rgba(201, 164, 92, 0.15);
  color: var(--ink-muted);
  font-size: 0.8rem;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

/* Utility */
.split {
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 1rem;
  flex-wrap: wrap;
}

.hr-gold {
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--gold), transparent);
  border: 0;
  margin: 0 0 2rem;
}

@keyframes riseIn {
  from {
    opacity: 0;
    transform: translateY(24px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

@keyframes heroDrift {
  from {
    transform: scale(1.06) translate3d(0, 0, 0);
  }
  to {
    transform: scale(1.12) translate3d(-1.5%, -1%, 0);
  }
}

@media (max-width: 960px) {
  .store-grid,
  .info-panel,
  .cast-note,
  .dual-grid,
  .contact-grid,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .gallery {
    grid-template-columns: 1fr 1fr;
    grid-template-rows: 220px 180px 180px;
  }

  .gallery figure:first-child {
    grid-column: span 2;
    grid-row: auto;
    min-height: 240px;
  }

  .sitemap-list {
    columns: 1;
  }
}

@media (max-width: 820px) {
  .nav-toggle {
    display: inline-grid;
    place-items: center;
  }

  .nav {
    position: fixed;
    inset: 0;
    padding: calc(var(--header-h) + 1.5rem) 1.5rem 2rem;
    background: rgba(11, 10, 9, 0.97);
    flex-direction: column;
    align-items: stretch;
    gap: 0.35rem;
    transform: translateX(100%);
    transition: transform 0.4s var(--ease);
  }

  .nav.is-open {
    transform: none;
  }

  .nav > a,
  .nav-dropdown > summary {
    font-size: 1rem;
    padding: 0.9rem 0.2rem;
    border-bottom: 1px solid rgba(201, 164, 92, 0.15);
  }

  .nav-dropdown__menu {
    position: static;
    border: 0;
    background: transparent;
    box-shadow: none;
    padding: 0.25rem 0 0.75rem 0.75rem;
  }

  .news-item {
    grid-template-columns: 1fr;
    gap: 0.35rem;
  }
}

@media (max-width: 640px) {
  :root {
    --container: min(1120px, calc(100% - 1.5rem));
  }

  .store-grid {
    grid-template-columns: 1fr;
  }

  .gallery {
    grid-template-columns: 1fr;
    grid-template-rows: none;
  }

  .gallery figure,
  .gallery figure:first-child {
    grid-column: auto;
    min-height: 220px;
  }

  .line-box {
    grid-template-columns: 1fr;
    text-align: center;
    justify-items: center;
  }

  .hero__actions {
    width: 100%;
  }

  .hero__actions .btn {
    flex: 1;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
  }
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.form__message.is-success {
  color: var(--gold-bright);
}

.form__message.is-error {
  color: #e8a0a8;
}