/* ============================================================
   N-Drive SHOP – Begin MOOK Page  |  Custom Styles
   ============================================================ */

/* --- Google Fonts ----------------------------------------- */
@import url('https://fonts.googleapis.com/css2?family=Noto+Serif+JP:wght@400;600;700&family=Noto+Sans+JP:wght@300;400;500&family=Cormorant+Garamond:ital,wght@0,400;0,600;1,400&display=swap');

/* --- CSS Variables ---------------------------------------- */
:root {
  --clr-bg: #f5f3ef;
  --clr-surface: #ffffff;
  --clr-ink: #1a1a1a;
  --clr-muted: #393939;
  --clr-accent: #8b1a1a;
  /* 深紅 – 型染めの赤 */
  --clr-gold: #b8972a;
  --clr-border: #d6d0c8;
  --font-serif: 'Cormorant Garamond', 'Noto Serif JP', serif;
  --font-sans: 'Noto Sans JP', sans-serif;
  --transition-fast: 0.22s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 0.38s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.65s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
}

body {
  background: var(--clr-bg);
  color: var(--clr-ink);
  font-family: var(--font-sans) !important;
  font-weight: 300;
  line-height: 1.85;
  -webkit-font-smoothing: antialiased;
}

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

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

footer a {
  color: #fff;
}

footer a:hover {
  color: #ffffffc4;
  text-decoration: none;
}

h1,
.uk-h1,
h2,
.uk-h2,
h3,
.uk-h3,
h4,
.uk-h4,
h5,
.uk-h5,
h6,
.uk-h6,
.uk-heading-small,
.uk-heading-medium,
.uk-heading-large,
.uk-heading-xlarge,
.uk-heading-2xlarge,
.uk-heading-3xlarge {
  margin: 0 0 20px 0;
  font-family: var(--font-serif);
  font-weight: bold;
  color: #333;
  text-transform: none;
}

.uk-button-primary {
  background-color: #000;
  border: 1px solid transparent;
}


.uk-button-primary:hover {
  background-color: #000;
  color: #fff;
  border: 1px solid transparent;
}

/* --- Site Header ------------------------------------------ */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 900;
  padding: 14px 32px;
  display: flex;
  align-items: center;
  background: rgba(245, 243, 239, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition-base), background var(--transition-base);
}

.site-header.is-scrolled {
  border-bottom-color: var(--clr-border);
  background: rgba(245, 243, 239, 0.98);
}

/* --- UIkit Navbar ----------------------------------------- */
.uk-navbar-container {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: transparent !important;
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition-base);
}

.uk-navbar-container.is-scrolled {
  background: #eeebe1 !important;
  border-bottom-color: #a2967e;
}

.site-logo {
  font-family: var(--font-serif);
  font-size: 1.05rem;
  letter-spacing: 0.06em;
  line-height: 1.2;
  color: var(--clr-ink);
  transition: opacity var(--transition-fast);
}

.site-logo span {
  display: block;
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  color: var(--clr-muted);
  font-family: var(--font-sans);
  font-weight: 400;
}

.site-logo:hover {
  opacity: 0.65;
}

.uk-navbar-nav>li>a,
.uk-navbar-item,
.uk-navbar-toggle {
  min-height: 60px;
}

/* --- Hero / Mook Banner ----------------------------------- */
.hero-section {
  padding-top: 80px;
  background: var(--clr-bg);
  overflow: hidden;
  background-image: url(../img/bg.webp);
}

.hero-release {
  position: absolute;
  top: -10px;
  right: -18px;
  background: var(--clr-accent);
  color: #fff;
  font-family: var(--font-sans);
  font-size: 0.62rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  padding: 5px 10px;
  line-height: 1.4;
  text-align: center;
  border-radius: 1px;
}

.hero-copy {
  flex: 1;
}

.hero-copy .mook-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  color: var(--clr-muted);
  font-weight: 400;
  margin-bottom: 12px;
}

.hero-copy .mook-label::before,
.hero-copy .mook-label::after {
  content: '';
  display: inline-block;
  width: 24px;
  height: 1px;
  background: var(--clr-border);
}

.hero-copy .mook-title {
  font-family: var(--font-sans);
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  line-height: 1.3;
  margin: 0 0 8px;
}

.hero-copy .mook-sub {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  font-style: italic;
  color: var(--clr-accent);
  margin-bottom: 16px;
}

.hero-copy .mook-quote {
  font-size: 1.55rem;
  font-family: var(--font-serif);
  font-weight: 600;
  line-height: 1.55;
  letter-spacing: 0.03em;
  margin-bottom: 6px;
}

.hero-copy .mook-note {
  font-size: 0.8rem;
  color: var(--clr-muted);
  letter-spacing: 0.08em;
}

/* --- Section Divider -------------------------------------- */
.section-divider {
  width: 56px;
  height: 1px;
  background: var(--clr-accent);
  margin: 0 auto 20px;
  transform-origin: left;
  transition: width var(--transition-slow);
}

/* --- Article Lead ----------------------------------------- */
.article-section {
  padding: 72px 0;
  background: var(--clr-surface);
}

.article-inner {
  max-width: 860px;
  margin: 0 auto;
  padding: 0 40px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 52px;
  align-items: start;
}

.article-img-wrap {
  overflow: hidden;
  border-radius: 1px;
}

.article-img-wrap img {
  width: 100%;
  height: 320px;
  object-fit: cover;
  transform: scale(1.05);
  transition: transform var(--transition-slow);
}

.article-img-wrap:hover img {
  transform: scale(1);
}

.article-heading {
  font-family: var(--font-serif);
  font-size: 1.55rem;
  font-weight: 600;
  line-height: 1.5;
  letter-spacing: 0.02em;
  margin-bottom: 24px;
  position: relative;
  padding-bottom: 16px;
}

.article-heading::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--clr-accent);
  transition: width 0.8s cubic-bezier(0.4, 0, 0.2, 1) 0.2s;
}

.article-body.is-visible .article-heading::after {
  width: 100%;
}

.article-text_lead {
  font-size: 0.82rem;
  line-height: 3;
  color: #111111;
}

.article-text {
  font-size: 0.82rem;
  line-height: 2;
  color: #111111;
}

/* --- Products -------------------------------------------- */
.products-section {
  padding: 80px 0;
  background: var(--clr-bg);
}

.products-inner {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 40px;
}

/* Product Item */
.product-item {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  align-items: center;
  margin-bottom: 72px;
  position: relative;
  opacity: 0;
  transform: translateY(32px);
  transition: opacity var(--transition-slow), transform var(--transition-slow);
}

.product-item.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.product-item:nth-child(even) {
  direction: rtl;
}

.product-item:nth-child(even)>* {
  direction: ltr;
}

.product-img-wrap {
  overflow: hidden;
  position: relative;
}

.product-img-wrap::after {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--clr-accent);
  transform: scaleX(1);
  transform-origin: left;
  transition: transform var(--transition-slow);
}

.product-img-wrap.revealed::after {
  transform: scaleX(0);
  transform-origin: right;
}

.product-img-wrap img {
  object-fit: cover;
  display: block;
  transform: scale(1.08);
  transition: transform 0.9s cubic-bezier(0.4, 0, 0.2, 1);
}

.product-img-wrap.revealed img {
  transform: scale(1);
}

.product-info {
  padding: 40px 48px;
}

.product-category {
  font-size: 0.65rem;
  letter-spacing: 0.22em;
  color: var(--clr-muted);
  text-transform: uppercase;
  margin-bottom: 12px;
  font-weight: 400;
}

.product-title {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  font-weight: 600;
  line-height: 1.7;
  margin-bottom: 16px;
  color: var(--clr-ink);
}

.product-sub {
  font-size: 0.78rem;
  color: var(--clr-muted);
  margin-bottom: 28px;
}

/* View More Link */
.view-more-link {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  font-weight: 400;
  color: var(--clr-ink);
  border-bottom: 1px solid currentColor;
  padding-bottom: 3px;
  transition: gap var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast);
  cursor: pointer;
}

.view-more-link::after {
  content: '→';
  font-size: 0.9rem;
  transition: transform var(--transition-fast);
  position: relative;
  z-index: 1;
}

.view-more-link:hover {
  color: var(--clr-accent);
  border-color: var(--clr-accent);
  gap: 16px;
  text-decoration: none;
}

.view-more-link:hover::after {
  transform: translateX(4px);
}

/* --- Product Slideshow + Thumbnails ----------------------- */
.product-main-slides {
  aspect-ratio: 1 / 1;
}

.product-main-slides img {
  object-fit: cover;
}

.product-thumbnails {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  gap: 6px;
}



/* --- Product Slideshow Thumbnav (UIkit override) ----------- */
.uk-thumbnav>*>*::after {
  content: '';
  position: absolute;
  inset: 0;
  border: 2px solid transparent;
  transition: opacity 0s;
}

.uk-thumbnav>*> :hover::after,
.uk-thumbnav>.uk-active>*::after {
  border-color: var(--clr-accent);
}

/* --- Footer ----------------------------------------------- */
.site-footer {
  background: var(--clr-ink);
  color: rgba(255, 255, 255, 0.5);
  text-align: center;
  padding: 28px 20px;
  font-size: 0.72rem;
  letter-spacing: 0.1em;
}

/* --- Scroll Reveal (JS-driven) ---------------------------- */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity var(--transition-slow), transform var(--transition-slow);
}

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

/* --- Responsive ------------------------------------------- */
@media (max-width: 767px) {
  .hero-inner {
    flex-direction: column;
    padding: 40px 24px 36px;
    gap: 28px;
  }

  .hero-badge {
    width: 120px;
  }

  .hero-copy .mook-quote {
    font-size: 1.2rem;
  }

  .article-inner {
    grid-template-columns: 1fr;
    gap: 32px;
    padding: 0 24px;
  }

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

  .product-item:nth-child(even) {
    direction: ltr;
  }

  .product-info {
    padding: 24px 0;
  }

  .products-inner {
    padding: 0 24px;
  }
}