:root {
  --iyasaka-green-950: #102e25;
  --iyasaka-green-900: #173d31;
  --iyasaka-green-800: #255642;
  --iyasaka-green-700: #39705a;
  --iyasaka-gold: #b08a3a;
  --iyasaka-gold-light: #d4b76f;
  --iyasaka-beige: #f4eedf;
  --iyasaka-paper: #fbf8f0;
  --iyasaka-ink: #282621;
  --iyasaka-muted: #716d63;
  --iyasaka-red: #b3242e;
  --iyasaka-white: #fff;
  --iyasaka-border: rgba(43, 62, 49, .15);
  --iyasaka-shadow: 0 18px 50px rgba(21, 45, 35, .12);
  --iyasaka-radius: 18px;
  --iyasaka-font-serif: "Yu Mincho", "Hiragino Mincho ProN", "Noto Serif JP", serif;
  --iyasaka-font-sans: -apple-system, BlinkMacSystemFont, "Hiragino Kaku Gothic ProN", "Yu Gothic", "Noto Sans JP", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--iyasaka-ink);
  background: var(--iyasaka-paper);
  font-family: var(--iyasaka-font-sans);
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
}
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: .14;
  z-index: -1;
  background-image:
    radial-gradient(circle at 20% 20%, rgba(176, 138, 58, .09), transparent 25%),
    radial-gradient(circle at 80% 10%, rgba(37, 86, 66, .08), transparent 28%),
    repeating-linear-gradient(0deg, rgba(70, 60, 40, .02) 0, rgba(70, 60, 40, .02) 1px, transparent 1px, transparent 4px);
}
a { color: inherit; text-decoration: none; }
a:hover { color: var(--iyasaka-gold); }
img { max-width: 100%; height: auto; vertical-align: middle; }
button, input, select, textarea { font: inherit; }
button { cursor: pointer; }
.screen-reader-text {
  position: absolute !important;
  width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0, 0, 0, 0); border: 0;
}
.iyasaka-container { width: min(1180px, calc(100% - 40px)); margin-inline: auto; }
.iyasaka-section { padding: 88px 0; }
.iyasaka-section--paper { background: rgba(255,255,255,.68); border-block: 1px solid var(--iyasaka-border); }
.site-main { min-height: 70vh; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(251, 248, 240, .94);
  border-bottom: 1px solid var(--iyasaka-border);
  backdrop-filter: blur(14px);
}
.site-header__inner { min-height: 84px; display: flex; align-items: center; gap: 30px; }
.site-brand { width: 188px; flex: 0 0 auto; }
.site-brand img { display: block; width: 100%; }
.site-nav { margin-left: auto; }
.site-nav__list { display: flex; align-items: center; gap: 24px; margin: 0; padding: 0; list-style: none; }
.site-nav__list a { display: block; padding: 27px 0 23px; color: var(--iyasaka-green-950); font-size: 14px; font-weight: 700; letter-spacing: .04em; }
.site-nav__list a:hover { color: var(--iyasaka-red); }
.site-header__actions { display: flex; gap: 10px; align-items: center; }
.header-action, .header-cart {
  min-height: 44px; padding: 9px 15px; display: inline-flex; align-items: center; justify-content: center;
  border: 1px solid var(--iyasaka-green-900); border-radius: 999px;
  color: var(--iyasaka-green-900); font-size: 13px; font-weight: 700;
}
.header-cart { background: var(--iyasaka-green-900); color: #fff; }
.header-cart:hover { color: #fff; background: var(--iyasaka-green-700); }
.header-cart__count {
  display: inline-grid; place-items: center; min-width: 20px; height: 20px; margin-left: 7px; padding: 0 5px;
  background: var(--iyasaka-red); border-radius: 999px; color: #fff; font-size: 11px;
}
.site-menu-button { display: none; border: 0; background: transparent; width: 42px; height: 42px; padding: 10px; }
.site-menu-button > span:not(.screen-reader-text) { display: block; width: 100%; height: 2px; margin: 5px 0; background: var(--iyasaka-green-950); transition: .2s; }

.home-hero { overflow: hidden; background: linear-gradient(120deg, #f7f0df 0%, #fffaf0 46%, #edf4e8 100%); border-bottom: 1px solid var(--iyasaka-border); }
.home-hero__inner { min-height: 630px; display: grid; grid-template-columns: .76fr 1.24fr; align-items: center; gap: 28px; }
.home-hero__copy { position: relative; z-index: 2; padding: 60px 0; }
.home-kicker { margin: 0 0 14px; color: var(--iyasaka-red); font-size: 12px; font-weight: 800; letter-spacing: .2em; }
.home-hero h1 { margin: 0 0 24px; font-family: var(--iyasaka-font-serif); font-size: clamp(38px, 4.3vw, 66px); line-height: 1.35; letter-spacing: .08em; color: var(--iyasaka-green-950); }
.home-hero__copy > p:not(.home-kicker) { color: var(--iyasaka-muted); font-size: 16px; }
.home-hero__buttons { display: flex; gap: 12px; margin-top: 32px; }
.iyasaka-button { min-height: 52px; padding: 12px 25px; display: inline-flex; align-items: center; justify-content: center; border-radius: 999px; font-weight: 800; }
.iyasaka-button--primary { background: var(--iyasaka-green-900); color: #fff; box-shadow: 0 10px 30px rgba(23,61,49,.2); }
.iyasaka-button--primary:hover { background: var(--iyasaka-green-700); color: #fff; transform: translateY(-1px); }
.iyasaka-button--ghost { border: 1px solid var(--iyasaka-green-900); color: var(--iyasaka-green-900); }
.home-hero__visual { position: relative; margin-right: min(-8vw, -70px); }
.home-hero__visual::after { content: ""; position: absolute; inset: 6% 4%; border: 1px solid rgba(176,138,58,.32); border-radius: 50%; pointer-events: none; }
.home-hero__visual img { display: block; filter: saturate(.9) contrast(.96); mask-image: linear-gradient(to right, transparent 0, #000 12%, #000 100%); }
.home-hero__seal { position: absolute; right: 9%; bottom: 11%; display: grid; place-items: center; width: 58px; height: 82px; border: 3px double var(--iyasaka-red); color: var(--iyasaka-red); font-family: var(--iyasaka-font-serif); font-weight: 800; writing-mode: vertical-rl; letter-spacing: .1em; background: rgba(255,255,255,.72); }

.section-heading { margin-bottom: 38px; text-align: center; }
.section-heading > p { margin: 0; color: var(--iyasaka-red); font-size: 12px; font-weight: 800; letter-spacing: .18em; }
.section-heading h2 { margin: 6px 0 7px; font-family: var(--iyasaka-font-serif); font-size: clamp(29px, 3vw, 42px); color: var(--iyasaka-green-950); letter-spacing: .08em; }
.section-heading > span { color: var(--iyasaka-muted); font-size: 14px; }
.section-heading--row { display: flex; justify-content: space-between; align-items: flex-end; text-align: left; }
.section-heading--row > a { padding-bottom: 8px; border-bottom: 1px solid var(--iyasaka-green-900); font-weight: 700; }

.gateway-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.gateway-card { position: relative; min-height: 126px; padding: 20px; display: flex; align-items: center; gap: 16px; background: rgba(255,255,255,.88); border: 1px solid var(--iyasaka-border); border-radius: var(--iyasaka-radius); box-shadow: 0 6px 28px rgba(31,54,42,.07); transition: transform .2s, box-shadow .2s, border-color .2s; }
.gateway-card::before { content: ""; position: absolute; inset: 7px; border: 1px solid rgba(176,138,58,.12); border-radius: 13px; pointer-events: none; }
.gateway-card:hover { transform: translateY(-4px); color: inherit; box-shadow: var(--iyasaka-shadow); border-color: rgba(176,138,58,.5); }
.gateway-card__icon { position: relative; z-index: 1; flex: 0 0 56px; width: 56px; height: 56px; display: grid; place-items: center; border-radius: 50%; background: var(--iyasaka-green-900); color: #fff; font-family: var(--iyasaka-font-serif); font-size: 22px; box-shadow: inset 0 0 0 4px rgba(255,255,255,.1); }
.gateway-card__body { position: relative; z-index: 1; display: flex; flex-direction: column; }
.gateway-card__body strong { color: var(--iyasaka-green-950); font-family: var(--iyasaka-font-serif); font-size: 17px; }
.gateway-card__body small { margin-top: 2px; color: var(--iyasaka-muted); font-size: 12px; }
.gateway-card__arrow { margin-left: auto; position: relative; z-index: 1; color: var(--iyasaka-gold); font-size: 28px; }

.home-story__inner { display: grid; grid-template-columns: .7fr 1.3fr; align-items: center; gap: 80px; }
.home-story__symbol { max-width: 360px; justify-self: center; }
.home-story__symbol img { max-height: 420px; object-fit: contain; opacity: .9; }
.home-story__copy h2 { margin: 0 0 25px; color: var(--iyasaka-green-950); font-family: var(--iyasaka-font-serif); font-size: clamp(30px, 3.4vw, 48px); line-height: 1.55; }
.home-story__copy > p:last-child { max-width: 690px; color: var(--iyasaka-muted); }

.page-hero { padding: 72px 0 64px; color: #fff; background: linear-gradient(120deg, var(--iyasaka-green-950), var(--iyasaka-green-700)); text-align: center; }
.page-hero p { margin: 0; color: var(--iyasaka-gold-light); font-size: 11px; letter-spacing: .2em; }
.page-hero h1 { margin: 9px 0 0; font-family: var(--iyasaka-font-serif); font-size: clamp(31px, 4vw, 46px); letter-spacing: .08em; }
.iyasaka-content-card { padding: 46px; background: rgba(255,255,255,.91); border: 1px solid var(--iyasaka-border); border-radius: 22px; box-shadow: var(--iyasaka-shadow); }
.iyasaka-content-card--wide { max-width: 1320px; }
.entry-card { padding: 24px 0; border-bottom: 1px solid var(--iyasaka-border); }
.entry-card:first-child { padding-top: 0; }
.entry-card__meta { color: var(--iyasaka-muted); font-size: 13px; }
.entry-featured { margin: 24px 0; }

.site-footer { padding: 62px 0 28px; background: var(--iyasaka-green-950); color: rgba(255,255,255,.82); }
.site-footer__inner { text-align: center; }
.site-footer__brand img { width: 220px; filter: invert(1); opacity: .92; }
.site-footer__brand p { margin: 13px 0 26px; font-family: var(--iyasaka-font-serif); letter-spacing: .08em; }
.site-footer__list, .site-footer__legal { display: flex; justify-content: center; flex-wrap: wrap; gap: 13px 24px; padding: 0; list-style: none; font-size: 13px; }
.site-footer__legal { margin-top: 20px; color: rgba(255,255,255,.62); }
.site-footer__copy { margin: 34px 0 0; color: rgba(255,255,255,.42); font-size: 12px; }
.mobile-bottom-nav { display: none; }

/* WooCommerce */
.woocommerce .woocommerce-breadcrumb { margin-bottom: 25px; color: var(--iyasaka-muted); }
.woocommerce ul.products { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 22px; }
.woocommerce ul.products::before, .woocommerce ul.products::after { display: none; }
.woocommerce ul.products li.product { width: auto !important; margin: 0 !important; padding: 12px 12px 20px; background: #fff; border: 1px solid var(--iyasaka-border); border-radius: 16px; transition: .2s; }
.woocommerce ul.products li.product:hover { transform: translateY(-3px); box-shadow: 0 14px 35px rgba(25,55,42,.1); }
.woocommerce ul.products li.product a img { margin: 0 0 15px; border-radius: 11px; aspect-ratio: 1; object-fit: cover; }
.woocommerce ul.products li.product .woocommerce-loop-product__title { padding: 0; color: var(--iyasaka-green-950); font-size: 15px; line-height: 1.6; }
.woocommerce ul.products li.product .price { color: var(--iyasaka-red); font-size: 16px; font-weight: 800; }
.woocommerce a.button, .woocommerce button.button, .woocommerce input.button, .woocommerce #respond input#submit { border-radius: 999px; background: var(--iyasaka-green-900); color: #fff; }
.woocommerce a.button:hover, .woocommerce button.button:hover, .woocommerce input.button:hover, .woocommerce #respond input#submit:hover { background: var(--iyasaka-green-700); color: #fff; }
.woocommerce div.product div.images img { border-radius: 18px; }
.woocommerce div.product .product_title { font-family: var(--iyasaka-font-serif); color: var(--iyasaka-green-950); }
.woocommerce div.product p.price, .woocommerce div.product span.price { color: var(--iyasaka-red); }
.woocommerce form .form-row input.input-text, .woocommerce form .form-row textarea, .woocommerce form .form-row select { padding: 13px 14px; border: 1px solid var(--iyasaka-border); border-radius: 10px; background: #fff; }
.woocommerce-checkout #payment { background: var(--iyasaka-beige); border-radius: 14px; }

@media (max-width: 1020px) {
  .site-nav__list { gap: 14px; }
  .site-nav__list a { font-size: 12px; }
  .header-action { display: none; }
  .home-hero__inner { grid-template-columns: .85fr 1.15fr; }
  .gateway-grid { grid-template-columns: repeat(2, 1fr); }
  .woocommerce ul.products { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

@media (max-width: 780px) {
  body { padding-bottom: 68px; }
  .iyasaka-container { width: min(100% - 28px, 680px); }
  .iyasaka-section { padding: 58px 0; }
  .site-header__inner { min-height: 66px; }
  .site-brand { width: 145px; }
  .site-menu-button { display: block; margin-left: auto; }
  .site-header__actions { display: none; }
  .site-nav { position: fixed; inset: 66px 0 auto 0; max-height: calc(100vh - 66px); overflow-y: auto; padding: 18px 22px 30px; background: rgba(251,248,240,.98); border-bottom: 1px solid var(--iyasaka-border); transform: translateY(-120%); visibility: hidden; transition: transform .25s, visibility .25s; }
  .site-nav.is-open { transform: translateY(0); visibility: visible; }
  .site-nav__list { display: block; }
  .site-nav__list a { padding: 13px 4px; border-bottom: 1px solid var(--iyasaka-border); font-size: 14px; }
  .site-menu-button[aria-expanded="true"] > span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .site-menu-button[aria-expanded="true"] > span:nth-child(2) { opacity: 0; }
  .site-menu-button[aria-expanded="true"] > span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

  .home-hero__inner { min-height: auto; display: flex; flex-direction: column; gap: 0; }
  .home-hero__copy { padding: 45px 0 20px; text-align: center; }
  .home-hero h1 { font-size: clamp(34px, 10vw, 49px); }
  .home-hero__copy > p:not(.home-kicker) { font-size: 14px; }
  .home-hero__copy br { display: none; }
  .home-hero__buttons { justify-content: center; }
  .home-hero__visual { margin: 0 -40px -3px; }
  .home-hero__visual img { mask-image: linear-gradient(to bottom, transparent 0, #000 8%, #000 100%); }
  .home-hero__seal { width: 42px; height: 61px; font-size: 13px; }
  .gateway-grid { gap: 11px; }
  .gateway-card { min-height: 106px; padding: 14px; gap: 11px; }
  .gateway-card__icon { flex-basis: 45px; width: 45px; height: 45px; font-size: 18px; }
  .gateway-card__body strong { font-size: 14px; }
  .gateway-card__body small { display: none; }
  .gateway-card__arrow { font-size: 22px; }
  .home-story__inner { grid-template-columns: 1fr; gap: 25px; text-align: center; }
  .home-story__symbol { max-width: 150px; }
  .home-story__symbol img { max-height: 190px; }
  .section-heading--row { align-items: center; }
  .iyasaka-content-card { padding: 25px 18px; border-radius: 16px; }
  .woocommerce ul.products { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
  .woocommerce ul.products li.product { padding: 8px 8px 14px; }
  .woocommerce ul.products li.product .woocommerce-loop-product__title { font-size: 13px; }
  .woocommerce ul.products li.product .price { font-size: 14px; }
  .site-footer { padding-bottom: 45px; }
  .mobile-bottom-nav { position: fixed; z-index: 1100; inset: auto 0 0; height: 68px; display: grid; grid-template-columns: repeat(5, 1fr); background: rgba(255,255,255,.97); border-top: 1px solid var(--iyasaka-border); box-shadow: 0 -7px 25px rgba(23,61,49,.08); backdrop-filter: blur(12px); }
  .mobile-bottom-nav a { display: flex; flex-direction: column; align-items: center; justify-content: center; color: var(--iyasaka-green-950); font-size: 10px; line-height: 1.2; }
  .mobile-bottom-nav a span { margin-bottom: 3px; color: var(--iyasaka-red); font-family: var(--iyasaka-font-serif); font-size: 20px; }
}

@media (max-width: 430px) {
  .iyasaka-container { width: calc(100% - 24px); }
  .home-hero__buttons { flex-direction: column; }
  .iyasaka-button { width: 100%; }
  .gateway-grid { grid-template-columns: 1fr 1fr; }
  .gateway-card { flex-direction: column; align-items: flex-start; min-height: 124px; }
  .gateway-card__arrow { position: absolute; right: 13px; bottom: 12px; }
  .section-heading h2 { font-size: 30px; }
  .section-heading--row { align-items: flex-end; }
  .section-heading--row > a { font-size: 12px; }
}