/*
 * Sample site: しろつち陶房 Shirotsuchi Pottery (a fictional studio and shop, made by Tobico).
 * Gallery-like: stone and white, thin rules, wall-label captions, lots of whitespace.
 */
:root {
  --bg: #F4F2EE;
  --white: #FBFAF8;
  --ink: #262522;      /* 14.4:1 on bg */
  --muted: #5C5952;    /* 6.6:1 on bg */
  --line: #D9D5CC;
  --iron: #7A3F27;     /* 7.5:1 on bg; accent text */
  --display: "Cormorant Garamond", "Zen Old Mincho", Georgia, serif;
  --body: "Jost", "Zen Kaku Gothic New", system-ui, sans-serif;
  --gutter: clamp(1.25rem, 0.25rem + 4.5vw, 4.5rem);

  --s-bg: var(--bg); --s-ink: var(--ink); --s-muted: var(--muted); --s-line: var(--line);
  --s-accent: var(--iron); --s-focus: #7A3F27; --s-flag-bg: #262522; --s-flag-ink: #F4F2EE;
}
html[lang="ja"] { --display: "Zen Old Mincho", "Hiragino Mincho ProN", "Yu Mincho", serif; --body: "Zen Kaku Gothic New", "Hiragino Sans", "Yu Gothic", system-ui, sans-serif; }

body { background: var(--bg); color: var(--ink); font-family: var(--body); font-size: 1.0625rem; line-height: 1.75; -webkit-font-smoothing: antialiased; }
html[lang="ja"] body { line-height: 1.95; letter-spacing: 0.04em; }
h1, h2, h3 { font-family: var(--display); font-weight: 500; line-height: 1.15; text-wrap: balance; }
html[lang="ja"] :is(h1, h2, h3) { font-weight: 600; line-height: 1.6; letter-spacing: 0.08em; word-break: keep-all; overflow-wrap: anywhere; font-feature-settings: "palt"; }
h2 { font-size: clamp(2rem, 1.5rem + 2.2vw, 3.1rem); }
html[lang="ja"] h2 { font-size: clamp(1.5rem, 1.2rem + 1.4vw, 2.2rem); }
a { color: var(--ink); text-underline-offset: 0.25em; text-decoration-thickness: 1px; }
p { text-wrap: pretty; }
.k-wrap { width: 100%; max-width: 80rem; margin-inline: auto; padding-inline: var(--gutter); }
section { padding-block: clamp(4.5rem, 3rem + 6vw, 9rem); }
.k-label { font-family: var(--body); font-size: 0.75rem; font-weight: 500; letter-spacing: 0.24em; text-transform: uppercase; color: var(--iron); margin-bottom: 1rem; }
html[lang="ja"] .k-label { letter-spacing: 0.2em; font-size: 0.8rem; }
.k-intro { margin-top: 1.25rem; max-width: 34rem; color: var(--muted); }
.k-fine { margin-top: 1.75rem; font-size: 0.875rem; color: var(--muted); max-width: 44rem; }
.k-head { max-width: 40rem; }

/* Header */
.k-header { position: sticky; top: 0; z-index: 50; background: color-mix(in srgb, var(--bg) 94%, transparent); backdrop-filter: blur(8px); }
.k-header-row { display: flex; align-items: center; gap: 1rem; min-height: 4.5rem; flex-wrap: wrap; border-bottom: 1px solid var(--line); }
.k-logo { display: grid; line-height: 1.15; margin-right: auto; text-decoration: none; min-height: 2.75rem; align-content: center; }
.k-logo b { font-family: var(--display); font-weight: 600; font-size: 1.35rem; letter-spacing: 0.06em; }
html[lang="ja"] .k-logo b { font-size: 1.15rem; letter-spacing: 0.14em; }
.k-logo small { font-size: 0.6rem; letter-spacing: 0.26em; color: var(--muted); text-transform: uppercase; }
.k-menu-btn { display: none; }
.k-nav ul { list-style: none; padding: 0; display: flex; flex-wrap: wrap; gap: 0 1.6rem; }
.k-nav a { display: inline-flex; align-items: center; min-height: 2.75rem; text-decoration: none; font-size: 0.9rem; letter-spacing: 0.06em; color: var(--muted); }
.k-nav a:hover { color: var(--ink); text-decoration: underline; }
.s-lang { border-color: var(--line); }

@media (max-width: 59.99rem) {
  .k-nav { order: 10; flex: 1 0 100%; }
  html.js .k-menu-btn {
    display: inline-flex; align-items: center; min-height: 2.75rem; padding: 0 0.25rem; border: 0; border-bottom: 1px solid var(--ink);
    background: none; color: var(--ink); font: 500 0.85rem/1 var(--body); letter-spacing: 0.12em; cursor: pointer; order: 3;
  }
  .k-lang { order: 2; }
  html.js .k-nav:not(.is-open) { display: none; }
  .k-nav ul { flex-direction: column; padding-bottom: 1rem; }
  .k-nav li + li { border-top: 1px solid var(--line); }
  .k-nav a { width: 100%; min-height: 3rem; font-size: 1rem; color: var(--ink); }
  html:not(.js) .k-nav ul { flex-direction: row; gap: 0 1rem; }
  html:not(.js) .k-nav li + li { border: 0; }
}
@media (max-width: 23rem) {
  .k-logo small { display: none; }
  .k-header-row { gap: 0.6rem; }
  .s-lang a { min-width: 2.5rem; padding: 0 0.5rem; }
}

/* Hero: copy and one large photograph, side by side from tablet width */
.k-hero { padding-block: clamp(2rem, 1rem + 4vw, 5rem) clamp(4rem, 2rem + 6vw, 8rem); }
.k-hero-grid { display: grid; gap: 2.5rem; }
.k-kicker { font-size: 0.8rem; letter-spacing: 0.22em; text-transform: uppercase; color: var(--muted); }
html[lang="ja"] .k-kicker { text-transform: none; letter-spacing: 0.2em; font-size: 0.9rem; }
.k-hero h1 { margin-top: 1.25rem; font-size: clamp(2.6rem, 1.6rem + 4.4vw, 5rem); line-height: 1.04; font-weight: 400; }
html[lang="ja"] .k-hero h1 { font-size: clamp(1.9rem, 1.3rem + 2.2vw, 2.9rem); line-height: 1.6; font-weight: 400; letter-spacing: 0.08em; line-break: strict; }
.k-lead { margin-top: 1.5rem; max-width: 26rem; color: var(--muted); }
.k-hero-links { display: flex; flex-wrap: wrap; gap: 0.5rem 2rem; margin-top: 2.25rem; }
.k-hero-links a { display: inline-flex; align-items: center; min-height: 2.75rem; gap: 0.6rem; font-size: 0.95rem; letter-spacing: 0.06em; text-decoration: none; border-bottom: 1px solid var(--ink); }
.k-hero-links a::after { content: "→"; }
.k-hero-links a:hover { color: var(--iron); border-color: var(--iron); }
.k-hero-photo img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; }
@media (min-width: 52rem) {
  .k-hero-grid { grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: clamp(2rem, 4vw, 5rem); align-items: end; }
  .k-hero-photo img { aspect-ratio: 5 / 4; }
}

/* Works: wall labels */
.k-works { background: var(--white); border-block: 1px solid var(--line); }
.w-grid { list-style: none; padding: 0; margin-top: 3.5rem; display: grid; gap: 3.5rem 2rem; }
@media (min-width: 40rem) { .w-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (min-width: 80rem) { .w-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 2.5rem; } .w-item:nth-child(even) { margin-top: 4rem; } }
.w-item figure img { width: 100%; aspect-ratio: 4 / 5; object-fit: cover; background: var(--bg); }
.w-label { margin-top: 1.1rem; padding-top: 0.9rem; border-top: 1px solid var(--ink); }
.w-no { font-family: var(--display); font-style: italic; font-size: 0.95rem; color: var(--muted); }
html[lang="ja"] .w-no { font-family: "Cormorant Garamond", serif; }
.w-label h3 { margin-top: 0.2rem; font-size: 1.35rem; }
html[lang="ja"] .w-label h3 { font-size: 1.15rem; }
.w-label dl { margin-top: 0.75rem; display: grid; gap: 0.2rem; font-size: 0.9rem; }
.w-label dl div { display: grid; grid-template-columns: 4.75rem minmax(0, 1fr); gap: 0.5rem; }
.w-label dt { color: var(--muted); }
.w-label dd small { margin-left: 0.4em; color: var(--muted); font-size: 0.8rem; }
.w-note { margin-top: 0.6rem; font-size: 0.9rem; color: var(--muted); }

/* Maker */
.k-maker-grid { display: grid; gap: 2.5rem; }
.k-maker-photo img { width: 100%; aspect-ratio: 3 / 2; object-fit: cover; }
.k-maker-copy p:not(.k-label):not(.sample-note) { margin-top: 1.25rem; max-width: 34rem; }
.k-maker-copy h2 { font-size: clamp(2rem, 1.5rem + 2vw, 2.8rem); }
.k-quote { font-family: var(--display); font-size: 1.5rem !important; line-height: 1.5; font-style: italic; color: var(--iron); padding-top: 1.25rem; border-top: 1px solid var(--line); margin-top: 2rem !important; }
html[lang="ja"] .k-quote { font-style: normal; font-size: 1.2rem !important; }
@media (min-width: 52rem) { .k-maker-grid { grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr); gap: 5rem; align-items: center; } .k-maker-photo img { aspect-ratio: 4 / 5; } }

/* Care */
.k-care { background: var(--white); border-block: 1px solid var(--line); }
.k-care-grid { display: grid; gap: 3rem; }
.k-care-list { list-style: none; padding: 0; counter-reset: c; display: grid; gap: 0; border-top: 1px solid var(--ink); }
.k-care-list li { counter-increment: c; display: grid; grid-template-columns: 3rem minmax(0, 1fr); padding: 1.6rem 0; border-bottom: 1px solid var(--line); }
.k-care-list li::before { content: counter(c, decimal-leading-zero); font-family: "Cormorant Garamond", serif; font-style: italic; font-size: 1.1rem; color: var(--iron); grid-row: 1 / span 2; }
.k-care-list h3 { font-size: 1.3rem; }
html[lang="ja"] .k-care-list h3 { font-size: 1.1rem; }
.k-care-list p { margin-top: 0.4rem; color: var(--muted); max-width: 40rem; }
@media (min-width: 52rem) { .k-care-grid { grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr); gap: 5rem; } }

/* Buying in person */
.k-buy-grid { display: grid; gap: 2.5rem; }
.k-buy-photo img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; }
.k-buy-steps { list-style: none; padding: 0; margin-top: 2rem; display: grid; border-top: 1px solid var(--line); }
.k-buy-steps li { display: grid; gap: 0.2rem; padding: 1.1rem 0; border-bottom: 1px solid var(--line); }
.k-buy-steps b { font-weight: 500; font-size: 1.05rem; }
.k-buy-steps span { color: var(--muted); }
.k-abroad { margin-top: 1.5rem; padding: 1rem 1.2rem; background: var(--white); border-left: 2px solid var(--iron); max-width: 34rem; }
@media (min-width: 52rem) { .k-buy-grid { grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr); gap: 5rem; align-items: start; } .k-buy-photo img { aspect-ratio: 3 / 4; } }

/* Visit */
.k-visit { border-top: 1px solid var(--line); }
.k-visit-grid { display: grid; gap: 2.5rem; }
.k-table { border-top: 1px solid var(--ink); }
.k-table div { display: grid; gap: 0.15rem; padding: 1.1rem 0; border-bottom: 1px solid var(--line); }
.k-table dt { font-size: 0.8rem; letter-spacing: 0.18em; text-transform: uppercase; color: var(--muted); }
html[lang="ja"] .k-table dt { text-transform: none; letter-spacing: 0.12em; font-size: 0.85rem; }
.k-table dd small { display: block; font-size: 0.8rem; color: var(--muted); }
.k-visit .sample-note { grid-column: 1 / -1; }
@media (min-width: 40rem) { .k-table div { grid-template-columns: 9rem minmax(0, 1fr); gap: 1.5rem; } }
@media (min-width: 52rem) { .k-visit-grid { grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr); gap: 5rem; } .k-visit .sample-note { grid-column: 2; } }

/* Footer */
.k-footer { border-top: 1px solid var(--line); padding-block: 3rem 2rem; }
.k-footer-grid { display: grid; gap: 1.5rem; }
.k-footer-name { font-family: var(--display); font-size: 1.5rem; display: grid; }
.k-footer-name small { font-family: var(--body); font-size: 0.85rem; color: var(--muted); }
.k-footer-meta { display: grid; gap: 0.5rem; justify-items: start; font-size: 0.875rem; color: var(--muted); }
.k-footer-meta .s-lang { margin-top: 0.75rem; }
@media (min-width: 52rem) { .k-footer-grid { grid-template-columns: 1fr 1.6fr; gap: 4rem; } }

/* Phones: keep logo, language switch and menu button on one row */
@media (max-width: 30rem) {
  .k-header-row { gap: 0.6rem; }
  .k-logo b { font-size: 1.15rem; }
  .s-lang a { min-width: 2.4rem; padding: 0 0.5rem; }
}
@media (max-width: 22.5rem) {
  .k-header-row { gap: 0.45rem; }
  .k-logo b { font-size: 1rem; letter-spacing: 0.04em; }
  .s-lang a { min-width: 2.25rem; padding: 0 0.4rem; font-size: 0.8rem; }
}
@media (max-width: 22.5rem) {
  html[lang] .k-logo b { font-size: 0.98rem; letter-spacing: 0.04em; }
  .k-wrap { padding-inline: 0.9rem; }
  html.js .k-menu-btn { font-size: 0.8rem; letter-spacing: 0.06em; }
}
.k-fine { max-width: 36rem; }

/* Sample online shop (paid add-on example): add-to-cart on each piece, cart button, cart dialog */
.w-buy { margin-top: 1rem; display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 0.5rem 0.75rem; }
.w-stock { font-size: 0.8rem; color: var(--muted); letter-spacing: 0.04em; }
.w-add { min-height: 2.75rem; padding: 0 1.1rem; border: 1px solid var(--ink); border-radius: 0; background: var(--ink); color: var(--bg); font: 500 0.875rem/1 var(--body); letter-spacing: 0.06em; cursor: pointer; }
.w-add:hover { background: #3A3834; }
.w-add:disabled { background: transparent; color: var(--muted); border-color: var(--line); cursor: default; }
.k-cart { position: relative; display: inline-flex; align-items: center; gap: 0.4rem; min-height: 2.75rem; padding: 0 0.25rem; border: 0; background: none; color: var(--ink); font: 500 0.85rem/1 var(--body); letter-spacing: 0.06em; cursor: pointer; order: 2; }
.k-cart-icon { width: 1rem; height: 0.85rem; border: 1.5px solid currentColor; border-radius: 1px 1px 3px 3px; position: relative; margin-top: 0.3rem; }
.k-cart-icon::before { content: ""; position: absolute; left: 50%; top: -0.45rem; width: 0.5rem; height: 0.45rem; margin-left: -0.25rem; border: 1.5px solid currentColor; border-bottom: 0; border-radius: 0.3rem 0.3rem 0 0; }
.k-cart-count { min-width: 1.35rem; height: 1.35rem; padding: 0 0.3rem; display: inline-grid; place-items: center; border-radius: 999px; background: var(--line); color: var(--ink); font-size: 0.75rem; letter-spacing: 0; }
.k-cart.has-items .k-cart-count { background: var(--iron); color: #fff; }
.k-cart.bump .k-cart-count { animation: k-bump 0.4s ease; }
@keyframes k-bump { 50% { transform: scale(1.3); } }
.k-lang { order: 3; }
@media (max-width: 59.99rem) { html.js .k-menu-btn { order: 4; } }
@media (max-width: 30rem) { .k-cart-label { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); } }

.k-cart-dialog { width: min(28rem, 100vw); max-width: 100vw; height: 100dvh; max-height: 100dvh; margin: 0 0 0 auto; padding: 1.25rem 1.25rem 2rem; border: 0; border-left: 1px solid var(--line); background: var(--white); color: var(--ink); font-family: var(--body); overflow-y: auto; }
.k-cart-dialog::backdrop { background: rgb(38 37 34 / 0.35); }
.kc-head { display: flex; align-items: center; justify-content: space-between; padding-bottom: 0.75rem; border-bottom: 1px solid var(--ink); }
.kc-head h2 { font-size: 1.6rem; }
html[lang="ja"] .kc-head h2 { font-size: 1.25rem; }
.kc-close { width: 2.75rem; height: 2.75rem; border: 0; background: none; font-size: 1.6rem; line-height: 1; color: var(--ink); cursor: pointer; }
.kc-empty { padding: 2rem 0; color: var(--muted); }
.kc-items { list-style: none; padding: 0; }
.kc-items li { display: grid; grid-template-columns: 4rem minmax(0, 1fr); gap: 1rem; padding: 1rem 0; border-bottom: 1px solid var(--line); }
.kc-items img { width: 4rem; height: 5rem; object-fit: cover; }
.kc-info { display: grid; gap: 0.2rem; align-content: start; }
.kc-info b { font-weight: 500; }
.kc-info > span { color: var(--muted); font-size: 0.9rem; }
.kc-qty { display: flex; align-items: center; gap: 0.25rem; margin-top: 0.35rem; }
.kc-qty [data-d] { width: 2.5rem; height: 2.5rem; border: 1px solid var(--line); background: var(--bg); color: var(--ink); font-size: 1.1rem; cursor: pointer; }
.kc-qty [data-d]:disabled { color: var(--line); cursor: default; }
.kc-qty output { min-width: 2rem; text-align: center; font-variant-numeric: tabular-nums; }
.kc-remove { margin-left: auto; min-height: 2.5rem; border: 0; background: none; color: var(--muted); font: inherit; font-size: 0.85rem; text-decoration: underline; text-underline-offset: 0.2em; cursor: pointer; }
.kc-sum { margin-top: 1rem; display: grid; gap: 0.4rem; }
.kc-sum div { display: flex; justify-content: space-between; gap: 1rem; font-size: 0.95rem; }
.kc-sum dt { color: var(--muted); }
.kc-total { padding-top: 0.6rem; border-top: 1px solid var(--line); font-size: 1.05rem !important; }
.kc-total dt { color: var(--ink) !important; }
.kc-total dd { font-weight: 500; }
.kc-checkout { width: 100%; min-height: 3.25rem; margin-top: 1.25rem; border: 0; background: var(--ink); color: var(--bg); font: 500 1rem/1 var(--body); letter-spacing: 0.08em; cursor: pointer; }
.kc-stop { margin-top: 1rem; padding: 1rem; border: 1px dashed var(--iron); background: var(--bg); font-size: 0.9rem; }
.kc-stop b { display: block; margin-bottom: 0.25rem; color: var(--iron); font-weight: 500; }
.k-cart-dialog [hidden] { display: none; }
/* Phones: logo, cart, 日本語/EN and Menu on one row */
@media (max-width: 30rem) {
  .k-header-row { gap: 0.45rem; }
  .k-logo small { display: none; }
  .k-cart { gap: 0.25rem; padding: 0; }
  .s-lang a { min-width: 2.3rem; padding: 0 0.45rem; }
  html.js .k-menu-btn { font-size: 0.8rem; letter-spacing: 0.04em; }
}
@media (max-width: 22.5rem) {
  html.js .k-menu-btn { font-size: 0; width: 2.5rem; justify-content: center; border-bottom: 0; }
  html.js .k-menu-btn::before { content: ""; width: 1.25rem; height: 0.8rem; border-block: 1.5px solid var(--ink); background: linear-gradient(var(--ink), var(--ink)) center / 100% 1.5px no-repeat; }
}
@media (max-width: 30rem) { html[lang] .k-header .k-logo b { font-size: 1rem; letter-spacing: 0.06em; } }
@media (max-width: 22.5rem) { html[lang] .k-header .k-logo b { font-size: 0.92rem; letter-spacing: 0.02em; } }
@media (max-width: 22.5rem) {
  .k-header-row { gap: 0.35rem; }
  .k-header .s-lang a { min-width: 2.15rem; padding: 0 0.35rem; font-size: 0.78rem; }
}

/* Shop cards (2026-10-20): no stagger; price/stock/button row pinned to the bottom so buttons line up */
@media (min-width: 80rem) { .w-item:nth-child(even) { margin-top: 0; } }
.w-item { display: flex; flex-direction: column; }
.w-label { flex: 1; display: flex; flex-direction: column; }
.w-buy { margin-top: auto; padding-top: 1rem; }
.w-note { margin-bottom: 0.25rem; }
/* Touch sizes: cart and menu buttons at least 44px wide */
.k-cart, html.js .k-menu-btn { min-width: 2.75rem; justify-content: center; }