/* ============================================================
   BETON — SHARED STYLESHEET
   Kyoto, 2025
   ============================================================ */

:root {
  /* COLORS */
  --black:               #000000;
  --black-soft:          #000000;
  --black-border:        #111111;
  --black-border-strong: #1a1a1a;
  --red:                 #B33728;
  --white:               #f5f0e8;
  --white-dim:           #b0a090;
  --white-muted:         #888078;
  --white-faint:         #555048;

  /* TYPE SCALE */
  --text-xs:         12px;   /* decorative labels, badges */
  --text-sm:         14px;   /* specs, shipping, secondary info */
  --text-base:       15px;   /* body, descriptions */
  --text-nav:        13px;   /* nav links, buttons, tags */
  --text-price:      20px;   /* prices */
  --text-h3:         28px;   /* subheadings */
  --text-h2:         44px;   /* product names, page titles */
  --text-h1:         72px;   /* hero only */
  --text-editorial:  72px;   /* editorial number */

  /* LETTER SPACING */
  --ls-tight:  0.5px;   /* body text */
  --ls-normal: 3px;     /* nav, buttons, labels */
  --ls-wide:   5px;     /* eyebrow labels only */

  /* LINE HEIGHT */
  --lh-body: 2.0;
  --lh-heading: 1.0;
}

/* ===================== RESET ===================== */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  background: var(--black);
  color: var(--white);
  font-family: 'Inter', sans-serif;
  font-weight: 300;
  font-size: var(--text-base);
  line-height: var(--lh-body);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}
img { display: block; max-width: 100%; }
a { text-decoration: none; color: inherit; }
button { font-family: 'Inter', sans-serif; }

/* ===================== LOADER ===================== */
.loader {
  position: fixed;
  inset: 0;
  background: var(--black);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.6s ease;
}
.loader.hide { opacity: 0; pointer-events: none; }
.loader-text {
  font-family: 'Big Shoulders Display', sans-serif;
  font-size: 48px;
  letter-spacing: 10px;
  color: var(--white);
  display: flex;
}
.loader-be  { opacity: 0; transform: translateX(-30px); animation: slideInLeft 0.5s ease 0.3s forwards; }
.loader-slash { color: var(--red); opacity: 0; animation: fadeIn 0.3s ease 0.8s forwards; }
.loader-ton { opacity: 0; transform: translateX(30px); animation: slideInRight 0.5s ease 0.8s forwards; }
@keyframes slideInLeft  { to { opacity: 1; transform: translateX(0); } }
@keyframes slideInRight { to { opacity: 1; transform: translateX(0); } }
@keyframes fadeIn       { to { opacity: 1; } }

/* ===================== ANNOUNCE BAR ===================== */
.announce-bar {
  background: var(--red);
  color: var(--white);
  text-align: center;
  padding: 0.55rem 1rem;
  font-size: var(--text-nav);
  letter-spacing: var(--ls-normal);
}

/* ===================== NAV ===================== */
.nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.4rem 2.5rem;
  border-bottom: 0.5px solid var(--black-border-strong);
  position: sticky;
  top: 0;
  background: var(--black);
  z-index: 200;
}
.nav-logo {
  font-family: 'Big Shoulders Display', sans-serif;
  font-size: 20px;
  letter-spacing: 6px;
  cursor: pointer;
  color: var(--white);
  transition: color 0.2s;
  text-decoration: none;
}
.nav-logo:hover { color: var(--red); }
.nav-links {
  display: flex;
  gap: 1.8rem;
  align-items: center;
}
.nav-links a,
.nav-links span,
.cart-btn {
  font-size: var(--text-nav);
  letter-spacing: var(--ls-normal);
  color: var(--white-dim);
  cursor: pointer;
  transition: color 0.2s;
  text-decoration: none;
}
.nav-links a:hover,
.nav-links span:hover,
.cart-btn:hover { color: var(--white); }
.nav-links a.active { color: var(--white); }
.cart-btn { position: relative; }
.cart-count {
  position: absolute;
  top: -8px; right: -12px;
  background: var(--red);
  color: var(--white);
  font-size: 8px;
  width: 15px; height: 15px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}
.lang-toggle {
  font-size: var(--text-nav);
  letter-spacing: var(--ls-normal);
  color: var(--white-dim);
  cursor: pointer;
  border: 0.5px solid var(--white-faint);
  padding: 0.3rem 0.75rem;
  transition: all 0.2s;
  user-select: none;
}
.lang-toggle:hover { color: var(--white); border-color: var(--white-muted); }
.lang-toggle.jp-active { border-color: var(--red); color: var(--red); }

/* ===================== CART DRAWER ===================== */
.cart-drawer {
  position: fixed;
  top: 0; right: -420px;
  width: 380px;
  height: 100vh;
  background: #000000;
  border-left: 0.5px solid #1e1e1e;
  z-index: 999;
  transition: right 0.35s cubic-bezier(0.4,0,0.2,1);
  display: flex;
  flex-direction: column;
}
.cart-drawer.open { right: 0; }
.cart-header {
  padding: 2rem;
  border-bottom: 0.5px solid var(--black-border-strong);
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.cart-title {
  font-family: 'Big Shoulders Display', sans-serif;
  font-size: var(--text-h3);
  letter-spacing: var(--ls-normal);
  color: var(--white);
}
.cart-close {
  cursor: pointer;
  font-size: 22px;
  color: var(--white-muted);
  transition: color 0.2s;
  line-height: 1;
}
.cart-close:hover { color: var(--white); }
.cart-items { flex: 1; overflow-y: auto; padding: 1.5rem; }
.cart-empty {
  font-size: var(--text-nav);
  letter-spacing: var(--ls-normal);
  color: var(--white-faint);
  text-align: center;
  margin-top: 3rem;
}
.cart-item {
  display: flex;
  gap: 1rem;
  padding: 1rem 0;
  border-bottom: 0.5px solid var(--black-border-strong);
  align-items: flex-start;
}
.cart-item-img { width: 60px; height: 60px; object-fit: contain; filter: grayscale(100%); }
.cart-item-info { flex: 1; }
.cart-item-name { font-size: var(--text-nav); letter-spacing: var(--ls-tight); color: var(--white-dim); margin-bottom: 0.3rem; }
.cart-item-price { font-size: var(--text-nav); color: var(--white-muted); margin-bottom: 0.5rem; }
.cart-item-qty { display: flex; align-items: center; gap: 0.6rem; }
.qty-btn {
  width: 22px; height: 22px;
  border: 0.5px solid var(--black-border-strong);
  background: transparent;
  color: var(--white-dim);
  font-size: 14px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s;
  font-family: 'Inter', sans-serif;
  line-height: 1;
}
.qty-btn:hover { border-color: var(--red); color: var(--red); }
.qty-num { font-size: var(--text-nav); color: var(--white-dim); min-width: 16px; text-align: center; }
.cart-item-remove {
  font-size: 18px;
  color: var(--white-faint);
  cursor: pointer;
  transition: color 0.2s;
  padding-top: 2px;
  line-height: 1;
}
.cart-item-remove:hover { color: var(--red); }
.cart-footer { padding: 1.5rem 2rem; border-top: 0.5px solid var(--black-border-strong); }
.cart-total {
  display: flex;
  justify-content: space-between;
  font-size: var(--text-sm);
  letter-spacing: var(--ls-normal);
  color: var(--white-dim);
  margin-bottom: 0.4rem;
}
.cart-shipping-line {
  display: flex;
  justify-content: space-between;
  font-size: var(--text-xs);
  color: var(--white-muted);
  margin-bottom: 1.5rem;
  letter-spacing: var(--ls-tight);
}
.checkout-btn {
  width: 100%;
  padding: 1rem;
  background: var(--white);
  color: var(--black);
  font-size: var(--text-nav);
  letter-spacing: var(--ls-normal);
  cursor: pointer;
  border: none;
  font-family: 'Inter', sans-serif;
  font-weight: 300;
  transition: background 0.2s, color 0.2s;
}
.checkout-btn:hover { background: var(--red); color: var(--white); }

/* ===================== OVERLAY + NOTIF ===================== */
.overlay { position: fixed; inset: 0; background: rgba(0,0,0,0.7); z-index: 998; display: none; }
.overlay.open { display: block; }
.notif {
  position: fixed;
  bottom: 2rem; left: 50%;
  transform: translateX(-50%);
  background: var(--white);
  color: var(--black);
  padding: 0.8rem 2rem;
  font-size: var(--text-nav);
  letter-spacing: var(--ls-normal);
  opacity: 0;
  transition: opacity 0.3s;
  z-index: 1000;
  pointer-events: none;
  white-space: nowrap;
}
.notif.show { opacity: 1; }

/* ===================== SCROLL ANIMATIONS ===================== */
.fade-up {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.fade-up.visible { opacity: 1; transform: translateY(0); }
.fade-in { opacity: 0; transition: opacity 0.8s ease; }
.fade-in.visible { opacity: 1; }

/* ===================== FOOTER ===================== */
.footer {
  padding: 2.2rem 2.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: 0.5px solid var(--black-border);
}
.footer-logo {
  font-family: 'Big Shoulders Display', sans-serif;
  font-size: 16px;
  letter-spacing: 6px;
  color: var(--white-muted);
  transition: color 0.2s;
  text-decoration: none;
}
.footer-logo:hover { color: var(--red); }
.footer-right { text-align: right; }
.footer-text {
  font-size: var(--text-nav);
  letter-spacing: var(--ls-normal);
  color: var(--white-faint);
  line-height: 2;
}
.footer-text .kyoto { color: var(--red); }
.footer-insta {
  display: block;
  margin-top: 0.3rem;
  color: var(--white-muted);
  font-size: var(--text-nav);
  letter-spacing: var(--ls-normal);
  transition: color 0.2s;
}
.footer-insta:hover { color: var(--red); }

/* ===================== INSTAGRAM BAR ===================== */
.insta-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.8rem 2.5rem;
  border-top: 0.5px solid var(--black-border);
  border-bottom: 0.5px solid var(--black-border);
  cursor: pointer;
  transition: background 0.2s;
  text-decoration: none;
}
.insta-bar:hover { background: #000000; }
.insta-bar:hover .insta-handle,
.insta-bar:hover .insta-arrow { color: var(--red); }
.insta-left { display: flex; align-items: center; gap: 1.5rem; }
.insta-label { font-size: var(--text-xs); letter-spacing: var(--ls-wide); color: var(--white-muted); }
.insta-handle {
  font-family: 'Big Shoulders Display', sans-serif;
  font-size: var(--text-price);
  letter-spacing: var(--ls-wide);
  color: var(--white-dim);
  transition: color 0.2s;
}
.insta-arrow { font-size: 18px; color: var(--white-faint); transition: color 0.2s; }

/* ===================== LANG VISIBILITY ===================== */
[data-lang="jp"] { display: none; }
body.lang-jp [data-lang="en"] { display: none; }
body.lang-jp [data-lang="jp"] { display: revert; }

/* ===================== SHARED SECTION STYLES ===================== */
.section-label {
  padding: 1.4rem 2.5rem;
  font-size: var(--text-xs);
  letter-spacing: var(--ls-wide);
  color: var(--white-muted);
  border-bottom: 0.5px solid var(--black-border);
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.section-label a,
.section-label span {
  font-size: var(--text-xs);
  letter-spacing: var(--ls-normal);
  color: var(--white-dim);
  cursor: pointer;
  transition: color 0.2s;
}
.section-label a:hover,
.section-label span:hover { color: var(--red); }

.page-header {
  padding: 3.5rem 2.5rem 2rem;
  border-bottom: 0.5px solid var(--black-border);
}
.page-header-title {
  font-family: 'Big Shoulders Display', sans-serif;
  font-size: var(--text-h1);
  letter-spacing: 2px;
  color: var(--white);
  margin-bottom: 0.5rem;
  line-height: 1;
}
.page-header-sub {
  font-size: var(--text-nav);
  letter-spacing: var(--ls-normal);
  color: var(--white-dim);
}

/* ===================== PRODUCT CARD (shop grid) ===================== */
.shop-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  border-bottom: 0.5px solid var(--black-border);
}
.shop-card {
  border-right: 0.5px solid var(--black-border);
  border-bottom: 0.5px solid var(--black-border);
  cursor: pointer;
  transition: opacity 0.2s;
  text-decoration: none;
  display: block;
  color: inherit;
}
.shop-card:nth-child(2n) { border-right: none; }
.shop-card:hover { opacity: 0.82; }
.shop-card-img {
  height: 320px;
  background: var(--black);
  overflow: hidden;
  position: relative;
}
.shop-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center center;
  filter: grayscale(100%) contrast(1.1);
  transition: transform 0.4s ease;
  display: block;
}
.shop-card:hover .shop-card-img img { transform: scale(1.04); }
.shop-card-coming {
  height: 320px;
  background: var(--black);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 1rem;
}
.shop-card-coming-plus {
  font-size: 36px;
  color: var(--black-border-strong);
  font-family: 'Big Shoulders Display', sans-serif;
  line-height: 1;
}
.shop-card-coming-label {
  font-size: var(--text-xs);
  letter-spacing: var(--ls-wide);
  color: var(--white-faint);
}
.shop-card-info {
  padding: 1.4rem 2rem;
  border-top: 0.5px solid var(--black-border);
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.shop-card-name {
  font-size: var(--text-sm);
  letter-spacing: var(--ls-normal);
  color: var(--white-dim);
}
.shop-card-price {
  font-size: var(--text-nav);
  color: var(--white-muted);
}
.shop-card-price.coming {
  font-size: var(--text-xs);
  letter-spacing: var(--ls-wide);
  color: var(--white-faint);
}

/* ===================== MOBILE ===================== */
@media (max-width: 768px) {
  .nav { padding: 1.2rem 1.5rem; }
  .nav-logo { font-size: 16px; letter-spacing: 4px; }
  .nav-links { gap: 1rem; }
  .cart-drawer { width: 100%; right: -100%; }
  .footer { padding: 1.5rem; }
  .insta-bar { padding: 1.4rem 1.5rem; }
  .insta-label { display: none; }
  .insta-handle { font-size: 18px; }
  .shop-grid { grid-template-columns: 1fr; }
  .shop-card { border-right: none; }
  .page-header { padding: 2.5rem 1.5rem 1.5rem; }
  .page-header-title { font-size: var(--text-h2); }
  .section-label { padding: 1.2rem 1.5rem; }
}

@media (max-width: 420px) {
  .nav-links { gap: 0.7rem; }
  .lang-toggle { padding: 0.25rem 0.5rem; }
}