/* ============================================================
   果匠工作室 — 日系生活風格
   柔和和紙底、明朝標題、細線與大量留白
   ============================================================ */

/* ---------- tokens ---------- */
:root {
  --paper: #F4F1EB;
  --paper-deep: #EBE6DC;
  --cream: #FAF8F4;
  --ink: #2F2C28;
  --ink-soft: #5C574F;
  --ink-faint: #8A847A;
  --line: #D9D3C9;
  --line-strong: #C4BDB2;
  --sage: #7E8B78;
  --sage-deep: #5A6856;
  --sage-pale: #E6E8E1;
  --persimmon: #C17F5E;
  --persimmon-deep: #A86448;
  --peach: #E8D4C6;
  --peach-pale: #F3EAE3;
  --hanko: #B8553C;
  --white: #FFFcf8;

  --serif: "Noto Serif TC", "Shippori Mincho", "Songti TC", "PMingLiU", serif;
  --sans: "Noto Sans TC", "PingFang TC", "Microsoft JhengHei", sans-serif;
  --hand: "Klee One", "Noto Serif TC", serif;

  --header-h: 4.25rem;
  --example-h: 2.15rem;
  --container: 68rem;
  --narrow: 42rem;
  --pad: 1.5rem;

  --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  scroll-padding-top: calc(var(--header-h) + 0.75rem);
}

body {
  margin: 0;
  font-family: var(--sans);
  font-weight: 400;
  font-size: 1rem;
  line-height: 2;
  color: var(--ink);
  background-color: var(--paper);
  letter-spacing: 0.04em;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

body.nav-open { overflow: hidden; }

img { max-width: 100%; height: auto; display: block; }
figure { margin: 0; }
button, a { -webkit-tap-highlight-color: transparent; }
button { font-family: inherit; cursor: pointer; }
ul, ol { margin: 0; padding: 0; }
h1, h2, h3, h4, p { margin: 0; }

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

code {
  font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  font-size: 0.85em;
  letter-spacing: 0;
  background: var(--sage-pale);
  padding: 0.05em 0.35em;
  border-radius: 2px;
}

::selection {
  background: var(--peach);
  color: var(--ink);
}

:focus-visible {
  outline: 1px solid var(--sage-deep);
  outline-offset: 3px;
}

.skip-link {
  position: absolute;
  left: 1rem;
  top: -4rem;
  z-index: 200;
  background: var(--ink);
  color: var(--cream);
  padding: 0.4rem 0.9rem;
  font-size: 0.875rem;
}
.skip-link:focus { top: 0.6rem; }

/* washi grain */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 400;
  opacity: 0.045;
  mix-blend-mode: multiply;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='220' height='220'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* ---------- layout ---------- */
.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--pad);
}

.container--narrow { max-width: calc(var(--narrow) + 2 * var(--pad)); }

.section {
  padding: 5rem 0;
}

.section-head { text-align: center; margin-bottom: 3rem; }

.section-title {
  font-family: var(--serif);
  font-weight: 500;
  font-size: clamp(1.65rem, 3.6vw, 2.15rem);
  letter-spacing: 0.22em;
  line-height: 1.5;
  color: var(--ink);
}

.section-lead {
  margin-top: 1.5rem;
  color: var(--ink-soft);
  font-weight: 300;
  font-size: 0.95rem;
  line-height: 2;
}

.section-lead__sub {
  display: inline;
  color: var(--ink-faint);
  font-size: 0.85em;
}

.kicker {
  font-family: var(--serif);
  font-size: 0.72rem;
  font-weight: 400;
  letter-spacing: 0.32em;
  color: var(--sage-deep);
  text-transform: none;
  margin-bottom: 0.85rem;
}

.ornament {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  margin-top: 1.15rem;
}
.ornament::before,
.ornament::after {
  content: "";
  width: 2.4rem;
  height: 1px;
  background: var(--line);
}
.ornament span {
  width: 5px;
  height: 5px;
  border: 1px solid var(--line-strong);
  transform: rotate(45deg);
  background: transparent;
}

.example-note,
.fine-print {
  font-size: 0.8rem;
  color: var(--ink-faint);
  line-height: 1.85;
  letter-spacing: 0.06em;
}
.example-note { margin: 0 0 1.4rem; font-family: var(--hand); }
.fine-print { margin-top: 1.75rem; text-align: center; }

.caption-example,
.badge-example {
  font-family: var(--hand);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  color: var(--persimmon);
  font-weight: 400;
}

.badge-example {
  display: inline-block;
  border: 1px solid var(--peach);
  padding: 0 0.4em;
  line-height: 1.7;
  margin-left: 0.35em;
  vertical-align: middle;
}

/* ---------- example bar ---------- */
.example-bar {
  background: var(--paper-deep);
  border-bottom: 1px solid var(--line);
  text-align: center;
  padding: 0.4rem var(--pad);
  position: relative;
  z-index: 60;
}
.example-bar p {
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: var(--ink-soft);
  line-height: 1.7;
}

/* ---------- header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 80;
  background: color-mix(in srgb, var(--paper) 88%, transparent);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  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: color-mix(in srgb, var(--paper) 94%, transparent);
}

.site-header__inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0.85rem var(--pad);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  min-width: 0;
}
.logo__mark {
  width: 44px;
  height: 44px;
  flex-shrink: 0;
  object-fit: contain;
  display: block;
  background: transparent;
}
.logo--footer .logo__mark {
  width: 44px;
  height: 44px;
}
.logo__text { display: flex; flex-direction: column; line-height: 1.2; }
.logo__name {
  font-family: var(--serif);
  font-weight: 500;
  font-size: 1.05rem;
  letter-spacing: 0.2em;
}
.logo__sub {
  font-family: var(--serif);
  font-size: 0.58rem;
  letter-spacing: 0.28em;
  color: var(--ink-faint);
  text-transform: uppercase;
  margin-top: 0.2rem;
}

.hanko {
  display: inline-grid;
  place-items: center;
  width: 1.85rem;
  height: 1.85rem;
  flex-shrink: 0;
  border: 1.5px solid var(--hanko);
  box-shadow: inset 0 0 0 1px var(--hanko);
  color: var(--hanko);
  font-family: var(--serif);
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0;
  border-radius: 50%;
  transform: rotate(-11deg);
  line-height: 1;
}

.nav-desktop { display: none; }
.nav-desktop ul {
  display: flex;
  list-style: none;
  gap: 1.65rem;
}
.nav-desktop a {
  font-family: var(--serif);
  font-size: 0.86rem;
  letter-spacing: 0.22em;
  color: var(--ink-soft);
  padding: 0.2rem 0;
  position: relative;
}
.nav-desktop a::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -0.15rem;
  height: 1px;
  background: var(--persimmon);
  transform: scaleX(0);
  transform-origin: center;
  transition: transform 0.35s var(--ease);
}
.nav-desktop a:hover { color: var(--ink); }
.nav-desktop a:hover::after { transform: scaleX(1); }

.site-header__actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.nav-toggle {
  width: 2.6rem;
  height: 2.6rem;
  border: 0;
  background: transparent;
  display: inline-flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 6px;
  padding: 0;
}
.nav-toggle span {
  display: block;
  width: 1.15rem;
  height: 1px;
  background: var(--ink);
  transition: transform 0.35s var(--ease), opacity 0.25s;
}
.nav-toggle[aria-expanded="true"] span:first-child {
  transform: translateY(3.5px) rotate(45deg);
}
.nav-toggle[aria-expanded="true"] span:last-child {
  transform: translateY(-3.5px) rotate(-45deg);
}

/* mobile drawer */
.mobile-nav {
  position: fixed;
  inset: 0;
  z-index: 70;
  background: var(--paper);
  display: grid;
  place-items: center;
  padding: 6rem 2rem 3rem;
}
.mobile-nav[hidden] { display: none; }
.mobile-nav nav { text-align: center; }
.mobile-nav ul { list-style: none; }
.mobile-nav li { margin: 0; }
.mobile-nav a {
  display: inline-block;
  font-family: var(--serif);
  font-size: 1.35rem;
  letter-spacing: 0.32em;
  padding: 0.65rem 0.5rem;
  color: var(--ink);
}
.mobile-nav__id {
  margin-top: 2.5rem;
  font-size: 0.8rem;
  letter-spacing: 0.18em;
  color: var(--ink-faint);
}

/* ---------- buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.85rem;
  padding: 0.5rem 1.6rem;
  font-family: var(--serif);
  font-size: 0.86rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  line-height: 1.3;
  border: 1px solid transparent;
  border-radius: 0;
  transition: background 0.3s var(--ease), color 0.3s var(--ease), border-color 0.3s var(--ease);
  text-align: center;
  background: transparent;
  color: var(--ink);
}
.btn--solid {
  background: var(--sage-deep);
  color: var(--cream);
  border-color: var(--sage-deep);
}
.btn--solid:hover {
  background: var(--ink);
  border-color: var(--ink);
  color: var(--cream);
}
.btn--ghost {
  background: transparent;
  color: var(--ink);
  border-color: var(--line-strong);
}
.btn--ghost:hover {
  border-color: var(--ink);
  background: var(--cream);
}
.btn--small {
  min-height: 2.25rem;
  padding: 0.3rem 1rem;
  font-size: 0.76rem;
}
.btn--large {
  min-height: 3.2rem;
  padding: 0.7rem 2.2rem;
  font-size: 0.95rem;
}
.btn--full { width: 100%; }
.btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

/* ---------- hero ---------- */
.hero {
  padding: 2.5rem 0 4.5rem;
}
.hero__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
  align-items: center;
}
.hero__vertical { display: none; }

.hero__copy { text-align: center; }
.hero__title {
  font-family: var(--serif);
  font-weight: 500;
  font-size: clamp(2.15rem, 9vw, 3.35rem);
  letter-spacing: 0.22em;
  line-height: 1.35;
  margin: 0.2rem 0 1.1rem;
}
.hero__tagline {
  font-family: var(--serif);
  font-size: clamp(1.05rem, 3.4vw, 1.35rem);
  font-weight: 500;
  letter-spacing: 0.16em;
  color: var(--persimmon-deep);
  line-height: 1.8;
  margin-bottom: 1.4rem;
}
.nowrap { white-space: nowrap; }
.hero__lead {
  font-weight: 300;
  font-size: 0.95rem;
  color: var(--ink-soft);
  max-width: 28rem;
  margin: 0 auto 2rem;
  line-height: 2.05;
}
.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  justify-content: center;
}

.hero__figure {
  max-width: 40rem;
  margin: 0 auto;
  width: 100%;
}
.hero__figure img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  display: block;
}
.hero__figure figcaption,
.story__figure figcaption {
  margin-top: 0.7rem;
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  color: var(--ink-faint);
  text-align: right;
  font-family: var(--serif);
}

/* ---------- story ---------- */
.section--story { padding-top: 4.5rem; }
.section--story .section-head { margin-bottom: 0; }
.section--story .section-lead {
  max-width: 32rem;
  margin-left: auto;
  margin-right: auto;
}

/* ---------- values ---------- */
.section--values {
  background: var(--cream);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.values {
  list-style: none;
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
}
.values__item {
  padding: 2rem 0.25rem;
  text-align: center;
  border-top: 1px solid var(--line);
}
.values__item:last-child { border-bottom: 1px solid var(--line); }
.values__no {
  display: block;
  font-family: var(--serif);
  font-size: 0.75rem;
  letter-spacing: 0.22em;
  color: var(--sage);
  margin-bottom: 0.7rem;
}
.values__item h3 {
  font-family: var(--serif);
  font-weight: 500;
  font-size: 1.15rem;
  letter-spacing: 0.2em;
  margin-bottom: 0.85rem;
}
.values__item p {
  font-weight: 300;
  font-size: 0.9rem;
  color: var(--ink-soft);
  line-height: 1.95;
  max-width: 19.5rem;
  margin: 0 auto;
  text-wrap: pretty;
}

/* ---------- origin ---------- */
.origin-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
}
.origin-card figure img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  filter: saturate(0.86) contrast(0.98);
}
.origin-card__body { padding-top: 1.25rem; }
.origin-card__place {
  font-family: var(--serif);
  font-size: 0.72rem;
  letter-spacing: 0.24em;
  color: var(--sage-deep);
  margin-bottom: 0.4rem;
}
.origin-card h3 {
  font-family: var(--serif);
  font-weight: 500;
  font-size: 1.12rem;
  letter-spacing: 0.16em;
  margin-bottom: 0.75rem;
}
.origin-card p:last-child {
  font-weight: 300;
  font-size: 0.9rem;
  color: var(--ink-soft);
  line-height: 2;
}

/* ---------- products ---------- */
.product-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.75rem 1.5rem;
}
.product-card {
  display: flex;
  flex-direction: column;
  background: var(--cream);
  border: 1px solid var(--line);
}
.product-card__photo {
  position: relative;
  background: var(--paper);
  overflow: hidden;
}
.product-card__photo img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  filter: saturate(0.9) contrast(0.98);
  transition: transform 0.8s var(--ease);
}
.product-card:hover .product-card__photo img {
  transform: scale(1.03);
}
.product-card__photo .badge-example {
  position: absolute;
  top: 0.7rem;
  right: 0.7rem;
  margin: 0;
  background: color-mix(in srgb, var(--cream) 88%, transparent);
  backdrop-filter: blur(4px);
  padding: 0.05em 0.5em;
}
.product-card__body {
  padding: 1.35rem 1.25rem 1.4rem;
  display: flex;
  flex-direction: column;
  flex: 1;
  gap: 0.35rem;
}
.product-card__head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 0.75rem;
}
.product-card__name {
  font-family: var(--serif);
  font-weight: 500;
  font-size: 1.08rem;
  letter-spacing: 0.12em;
  line-height: 1.5;
}
.product-card__price {
  font-family: var(--serif);
  font-size: 0.95rem;
  letter-spacing: 0.04em;
  color: var(--persimmon-deep);
  white-space: nowrap;
}
.product-card__meta {
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  color: var(--ink-faint);
}
.product-card__sweet {
  font-family: var(--hand);
  font-size: 0.82rem;
  color: var(--sage-deep);
  letter-spacing: 0.08em;
  margin-top: 0.45rem;
}
.product-card__note {
  font-weight: 300;
  font-size: 0.86rem;
  color: var(--ink-soft);
  line-height: 1.9;
  flex: 1;
  margin-bottom: 0.9rem;
}

/* ---------- featured product (single item) ---------- */
.product-stage { width: 100%; }
.product-stage--stack {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.75rem;
}
@media (min-width: 800px) {
  .product-stage--stack { gap: 3.25rem; }
}

.featured {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  background: var(--cream);
  border: 1px solid var(--line);
}
.featured__gallery { background: var(--paper); }
.featured__stage {
  aspect-ratio: 4 / 3;
  background: var(--paper);
  margin: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.featured__stage img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
}
.featured__thumbs {
  display: grid;
  grid-template-columns: repeat(var(--thumb-count, 3), 1fr);
  gap: 0.5rem;
  list-style: none;
  padding: 0.65rem 0.7rem 0.9rem;
  margin: 0;
}
.featured__thumb {
  display: block;
  width: 100%;
  padding: 0;
  border: 1px solid var(--line);
  background: var(--paper);
  cursor: pointer;
  aspect-ratio: 1;
  overflow: hidden;
  line-height: 0;
}
.featured__thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.featured__thumb[aria-pressed="true"] {
  border-color: var(--persimmon);
  box-shadow: 0 0 0 1px var(--persimmon);
}
.featured__thumb:focus-visible {
  outline: 2px solid var(--sage-deep);
  outline-offset: 2px;
}
.featured__body {
  padding: 1.5rem 1.35rem 1.85rem;
  display: flex;
  flex-direction: column;
}
.featured__origin {
  font-size: 0.78rem;
  letter-spacing: 0.2em;
  color: var(--ink-faint);
  margin-bottom: 0.45rem;
}
.featured__name {
  font-family: var(--serif);
  font-weight: 500;
  font-size: clamp(1.45rem, 4.4vw, 1.9rem);
  letter-spacing: 0.16em;
  line-height: 1.5;
  margin: 0 0 0.85rem;
}
.featured__price {
  font-family: var(--serif);
  color: var(--persimmon-deep);
  font-size: 1.28rem;
  letter-spacing: 0.06em;
  margin: 0;
}
.featured__unit {
  font-size: 0.85rem;
  color: var(--ink-faint);
  letter-spacing: 0.12em;
}
.featured__ship {
  font-size: 0.78rem;
  color: var(--ink-faint);
  letter-spacing: 0.08em;
  margin: 0.4rem 0 1.15rem;
}
.featured__features {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  list-style: none;
  margin: 0 0 1.2rem;
  padding: 0;
}
.featured__features li {
  font-family: var(--serif);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  color: var(--sage-deep);
  border: 1px solid var(--line);
  padding: 0.28rem 0.72rem;
}
.featured__note {
  font-weight: 300;
  font-size: 0.92rem;
  color: var(--ink-soft);
  line-height: 2;
  margin: 0;
}
.featured__body .btn { align-self: flex-start; }

.buy-box {
  display: grid;
  gap: 0.95rem;
  margin: 0.1rem 0 1.4rem;
  padding: 1.15rem 0 1.25rem;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.buy-row {
  display: grid;
  grid-template-columns: 3.2rem minmax(0, 1fr);
  gap: 0.85rem;
  align-items: start;
  font-size: 0.9rem;
  line-height: 1.65;
  color: var(--ink);
}
.buy-k {
  color: var(--ink-faint);
  letter-spacing: 0.14em;
  font-size: 0.72rem;
  padding-top: 0.4rem;
}
.buy-box .featured__price {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.25rem 0.65rem;
  font-size: 1.45rem;
}
.featured__price-main {
  display: inline-flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.35rem 0.55rem;
}
.featured__was {
  font-size: 0.9rem;
  color: var(--ink-faint);
  letter-spacing: 0.04em;
  text-decoration: line-through;
}
.featured__save {
  font-family: var(--serif);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  color: var(--sage-deep);
}
.buy-box .btn {
  justify-self: start;
  margin-top: 0.15rem;
  min-width: 12.5rem;
  text-align: center;
}
.buy-note {
  font-size: 0.75rem;
  color: var(--ink-faint);
  letter-spacing: 0.06em;
  margin: 0;
  line-height: 1.75;
}
.spec-options {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}
.spec-options--quad {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.5rem;
}
.buy-ship {
  font-size: 0.82rem;
  line-height: 1.8;
  color: var(--ink-soft);
}
.spec-option {
  appearance: none;
  background: var(--cream);
  border: 1px solid var(--line);
  padding: 0.55rem 0.85rem 0.5rem;
  min-width: 5.6rem;
  min-height: 3.5rem;
  cursor: pointer;
  text-align: center;
  font-family: var(--serif);
  color: var(--ink);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.1rem;
  transition: border-color 0.2s var(--ease), box-shadow 0.2s var(--ease), background 0.2s var(--ease);
}
.spec-option__label {
  letter-spacing: 0.16em;
  font-size: 0.88rem;
  font-weight: 500;
}
.spec-option__price {
  font-size: 0.76rem;
  letter-spacing: 0.04em;
  color: var(--persimmon-deep);
}
.spec-option__save {
  font-size: 0.66rem;
  letter-spacing: 0.1em;
  color: var(--sage-deep);
}
.spec-option[aria-checked="true"] {
  border-color: var(--persimmon);
  box-shadow: 0 0 0 1px var(--persimmon);
  background: var(--paper);
}
.spec-option:hover { border-color: var(--line-strong); }
.spec-option:focus-visible {
  outline: 2px solid var(--sage-deep);
  outline-offset: 2px;
}

@media (max-width: 799px) {
  .buy-row:has(.spec-options) {
    grid-template-columns: 1fr;
    gap: 0.4rem;
  }
  .buy-row:has(.spec-options) .buy-k { padding-top: 0; }
  .spec-options {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
  }
  .spec-options--quad {
    grid-template-columns: repeat(2, 1fr);
  }
  .spec-option { min-width: 0; width: 100%; padding: 0.5rem 0.2rem; }
  .spec-options--quad .spec-option__label {
    font-size: 0.78rem;
    letter-spacing: 0.08em;
  }
}

@media (min-width: 800px) {
  .featured {
    grid-template-columns: 1.15fr 0.95fr;
    align-items: stretch;
  }
  .featured__gallery { border-right: 1px solid var(--line); }
  .featured__body {
    padding: 2.5rem 2.85rem 2.75rem;
    justify-content: center;
  }
  .featured__name { font-size: 1.9rem; }
}

/* ---------- shipping ---------- */
.section--shipping {
  background: var(--cream);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.shipping-table {
  border-top: 1px solid var(--line-strong);
  border-bottom: 1px solid var(--line-strong);
}
.shipping-table__row {
  display: grid;
  grid-template-columns: 7.2rem 1fr;
  gap: 1rem;
  padding: 1.05rem 0.15rem;
  border-top: 1px solid var(--line);
  font-size: 0.9rem;
  line-height: 1.7;
}
.shipping-table__row:first-child { border-top: 0; }
.shipping-table__row span:first-child {
  color: var(--ink-faint);
  letter-spacing: 0.08em;
  font-size: 0.82rem;
}
.shipping-table__row em {
  font-style: normal;
  font-family: var(--serif);
  letter-spacing: 0.04em;
}

/* ---------- steps ---------- */
.steps {
  list-style: none;
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.25rem;
  counter-reset: none;
}
.steps__item { text-align: center; padding: 0 0.5rem; }
.steps__no {
  display: block;
  font-family: var(--serif);
  font-size: 1.35rem;
  font-weight: 500;
  letter-spacing: 0.28em;
  color: var(--persimmon);
  margin-bottom: 0.75rem;
  line-height: 1;
}
.steps__item h3 {
  font-family: var(--serif);
  font-weight: 500;
  font-size: 1.15rem;
  letter-spacing: 0.28em;
  margin-bottom: 0.7rem;
}
.steps__item p {
  font-weight: 300;
  font-size: 0.9rem;
  color: var(--ink-soft);
  max-width: 18rem;
  margin: 0 auto;
}
.steps__cta {
  text-align: center;
  margin-top: 3rem;
}

/* ---------- faq ---------- */
.faq-list { border-top: 1px solid var(--line-strong); }
.faq-item { border-bottom: 1px solid var(--line); }
.faq-item h3 { margin: 0; font-weight: inherit; font-size: inherit; }
.faq-item__btn {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.15rem 0.1rem;
  background: none;
  border: 0;
  text-align: left;
  font-family: var(--serif);
  font-size: 1rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  color: var(--ink);
  line-height: 1.7;
}
.faq-item__icon {
  position: relative;
  width: 0.85rem;
  height: 0.85rem;
  flex-shrink: 0;
}
.faq-item__icon::before,
.faq-item__icon::after {
  content: "";
  position: absolute;
  background: var(--ink-soft);
  transition: transform 0.3s var(--ease), opacity 0.3s;
}
.faq-item__icon::before {
  left: 0; right: 0; top: 50%;
  height: 1px;
  transform: translateY(-50%);
}
.faq-item__icon::after {
  top: 0; bottom: 0; left: 50%;
  width: 1px;
  transform: translateX(-50%);
}
.faq-item__btn[aria-expanded="true"] .faq-item__icon::after {
  opacity: 0;
  transform: translateX(-50%) rotate(90deg);
}
.faq-item__panel {
  padding: 0 1.5rem 1.35rem 0;
}
.faq-item__panel p {
  font-weight: 300;
  font-size: 0.92rem;
  color: var(--ink-soft);
  line-height: 2;
}

/* ---------- reviews ---------- */
.reviews__frame { text-align: center; min-height: 16rem; }
.reviews__kicker {
  font-family: var(--hand);
  font-size: 0.78rem;
  color: var(--persimmon);
  letter-spacing: 0.16em;
  margin-bottom: 1.25rem;
}
.reviews__quote {
  margin: 0 auto;
  max-width: 34rem;
  opacity: 0;
  transform: translateY(8px);
  transition: opacity 0.45s var(--ease), transform 0.45s var(--ease);
}
.reviews__quote.is-in {
  opacity: 1;
  transform: none;
}
.reviews__text {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(0.98rem, 2.4vw, 1.18rem);
  line-height: 2.15;
  letter-spacing: 0.08em;
  color: var(--ink);
}
.reviews__text::before { content: "「"; }
.reviews__text::after { content: "」"; }
.reviews__cite {
  display: block;
  margin-top: 1.5rem;
  font-family: var(--sans);
  font-size: 0.8rem;
  letter-spacing: 0.16em;
  color: var(--ink-faint);
  font-style: normal;
}
.reviews__nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.1rem;
  margin-top: 2.25rem;
}
.reviews__arrow {
  width: 2.5rem;
  height: 2.5rem;
  border: 1px solid var(--line);
  background: transparent;
  color: var(--ink-soft);
  font-size: 0.95rem;
  display: grid;
  place-items: center;
  transition: border-color 0.25s, color 0.25s;
}
.reviews__arrow:hover {
  border-color: var(--ink);
  color: var(--ink);
}
.reviews__dots { display: flex; gap: 0.5rem; }
.reviews__dot {
  width: 6px;
  height: 6px;
  padding: 0;
  border: 1px solid var(--line-strong);
  background: transparent;
  border-radius: 50%;
  transform: rotate(45deg);
  border-radius: 0;
}
.reviews__dot[aria-selected="true"] {
  background: var(--persimmon);
  border-color: var(--persimmon);
}

/* ---------- LINE cta ---------- */
.section--line {
  background:
    linear-gradient(180deg, transparent 0%, var(--peach-pale) 40%, var(--peach-pale) 100%);
  text-align: center;
  padding-bottom: 6rem;
}
.section--line .section-title { margin-bottom: 0; }
.section--line .section-lead { margin-bottom: 2.25rem; }
.line-id {
  margin-top: 1.25rem;
  font-family: var(--serif);
  letter-spacing: 0.18em;
  font-size: 0.92rem;
  color: var(--ink-soft);
}

/* ---------- footer ---------- */
.site-footer {
  background: var(--paper-deep);
  border-top: 1px solid var(--line);
  padding: 3rem 0 2.25rem;
  font-size: 0.8rem;
  color: var(--ink-faint);
  letter-spacing: 0.08em;
}
.site-footer__top {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 1.5rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--line);
}
.site-footer nav ul {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0.3rem 1.4rem;
}
.site-footer nav a {
  font-family: var(--serif);
  letter-spacing: 0.18em;
  color: var(--ink-soft);
}
.site-footer nav a:hover { color: var(--ink); }
.site-footer__bottom {
  padding-top: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}
.site-footer__credits a {
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- reveal ---------- */
.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.9s var(--ease), transform 0.9s var(--ease);
}
.reveal.is-shown {
  opacity: 1;
  transform: none;
}

.header-line-btn { display: none; }

/* ---------- tablet ---------- */
@media (min-width: 640px) {
  :root { --pad: 2rem; }
  .section { padding: 6.5rem 0; }
  .values {
    grid-template-columns: 1fr;
  }
  .origin-grid { grid-template-columns: 1fr; gap: 3.5rem; }
  .product-grid { grid-template-columns: 1fr 1fr; gap: 2.25rem 1.5rem; }
  .shipping-table__row { grid-template-columns: 12rem 1fr; padding: 1.15rem 0.4rem; }
  .hero { padding-top: 3.5rem; }
}

/* ---------- desktop ---------- */
@media (min-width: 900px) {
  :root { --pad: 2.25rem; --header-h: 4.6rem; }
  .section { padding: 7.5rem 0; }
  .section-head { margin-bottom: 3.75rem; }
  .nav-desktop { display: block; }
  .nav-toggle { display: none; }
  .mobile-nav { display: none !important; }
  .header-line-btn { display: inline-flex; }

  .hero { padding: 4.5rem 0 6.5rem; }
  .hero__inner {
    grid-template-columns: auto 1fr 0.92fr;
    gap: 3rem 4rem;
    align-items: center;
    min-height: 32rem;
  }
  .hero__vertical {
    display: block;
    writing-mode: vertical-rl;
    font-family: var(--serif);
    font-size: 0.8rem;
    letter-spacing: 0.55em;
    color: var(--ink-faint);
    align-self: stretch;
    padding-top: 0.4rem;
  }
  .hero__copy { text-align: left; }
  .nowrap { white-space: nowrap; }
.hero__lead { margin-left: 0; margin-right: 0; }
  .hero__actions { justify-content: flex-start; }
  .hero__figure { max-width: none; margin: 0; }
  .hero__title { font-size: 3.35rem; letter-spacing: 0.24em; }

  .story__grid {
    grid-template-columns: 0.78fr 1fr;
    gap: 5rem;
    align-items: center;
  }
  .story__figure { order: -1; }
  .story__copy { order: 0; padding-top: 0.5rem; }

  .values {
    grid-template-columns: repeat(3, 1fr);
    border: 0;
    border-top: 0;
    border-bottom: 0;
  }
  .values__item {
    border: 0;
    border-top: 0;
    border-bottom: 0;
    border-right: 1px solid var(--line);
    padding: 0.5rem 1.75rem;
  }
  .values__item:first-child { padding-left: 0; }
  .values__item:last-child { border-right: 0; border-bottom: 0; padding-right: 0; }

  .origin-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 2.5rem;
  }
  .product-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 2.75rem 1.75rem;
  }

  .steps {
    grid-template-columns: repeat(3, 1fr);
    gap: 0;
    position: relative;
  }
  .steps__item { position: relative; padding: 0 2rem; }
  .steps__item + .steps__item::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0.55rem;
    bottom: 0.55rem;
    width: 1px;
    background: var(--line);
  }

  .site-footer__top {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
  .site-footer__bottom {
    flex-direction: row;
    justify-content: space-between;
    align-items: baseline;
  }
}

@media (min-width: 1120px) {
  .hero__inner { gap: 3.5rem 5rem; }
  .story__grid { gap: 6rem; }
}

/* ---------- reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  .reveal { opacity: 1; transform: none; }
  .product-card:hover .product-card__photo img { transform: none; }
}

/* color-mix fallback */
@supports not (background: color-mix(in srgb, white 50%, black)) {
  .site-header { background: var(--paper); }
  .product-card__photo .badge-example { background: var(--cream); }
}

.line-id a, .mobile-nav__id a { text-decoration: underline; text-underline-offset: 4px; }