/* web-design-control · mode: direction→build · ds: provisional（コンセプト作品 01 月白堂）
 * read: 和菓子店の通販サイト / 贈りものを探す40〜60代 / 上品で編集的 / 行動: 季節の詰め合わせを注文
 * core: 約束=ひと月にひと箱、その月だけの季節を贈る / 人格=端正・季節に敏い・控えめ / 印=月の満ち欠け / 見せ場=満月の円の接写・菓子暦の輪
 * refs: nasu-ougiya.com（接写と縦書きの品名）/ mebukiya.co.jp（単色の地の商品写真・札）/ baigetsudo.com（深い色面と粒・散らした写真・固定の丸いボタン）
 * site: / · /products/ · /gift/ · /about/ · /guide/
 * dials: V7 M3 D2
 */
/* design-lint: allow-file J-02 — 1.1 未満の行送りは縦書きの見出しと数字だけの表示 */

/* ============ トークン ============ */
:root {
  /* 色（WCAG 2.x の相対輝度で計算） */
  --kinari:    #EBEFEF; /* 地（月白: 月が昇る前の、青みの白）。ink 14.14 / soft 6.85 / season(autumn) 5.09 */
  --card:      #F7F9F8; /* 一段明るい面・表。soft 7.51 */
  --ink:       #1C2024; /* 文字（青みの墨） */
  --soft:      #4A525A; /* 補助の文字 */
  --night:     #13171D; /* 夜の面（青みの黒）。on-night 15.00 */
  --on-night:  #E7EBEE;
  --on-night-dim: #A7B0B9; /* 夜の面の補助の文字。8.18 */
  --moonlight: #E3D3AE; /* 月の光（夜の面の差し色）。night 12.15 */
  --line:      #CBD2D5; /* 罫線（装飾） */
  --line-night: rgba(231, 235, 238, .18);
  --field-line: #858C93; /* 入力欄の枠。white 3.40 */
  --white:     #FFFFFF;
  --shadow:    0 1px 2px rgba(28, 32, 36, .05), 0 18px 40px -22px rgba(28, 32, 36, .35);

  /* 季節の一色（文字にも使う。地の上 5.09〜6.28、上の白 5.90〜7.28） */
  --spring: #A3405A; --summer: #2C6767; --autumn: #8A5A1C; --winter: #655064;
  --season: var(--autumn);

  /* 書体 */
  --jp: "Shippori Mincho", "Hiragino Mincho ProN", "Yu Mincho", serif;
  --en: "Marcellus", "Times New Roman", serif;

  /* 余白 */
  --shell: 74rem;
  --gutter: clamp(1.25rem, 5vw, 4rem);
  --sec-y: clamp(5rem, 3.5rem + 6vw, 10rem);
  --header-h: 5rem;

  /* 形: 写真は角なし、円は月、ボタン = r-s */
  --r-s: 2px;

  /* 動き（ゆっくり出る。梅月堂の 1.4s を 1.1s に） */
  --ease: cubic-bezier(.23, 1, .32, 1);
  --t-fast: .25s;
  --t-reveal: 1.1s;
}
[data-season="spring"] { --season: var(--spring); }
[data-season="summer"] { --season: var(--summer); }
[data-season="winter"] { --season: var(--winter); }

/* ============ 基本 ============ */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-padding-top: calc(var(--header-h) + 1rem); }
body { margin: 0; background: var(--kinari); color: var(--ink); font-family: var(--jp); font-size: 1rem; font-weight: 400; line-height: 2.05; letter-spacing: .06em;
  -webkit-font-smoothing: antialiased; overflow-wrap: anywhere; overflow-x: clip; word-break: auto-phrase; }
img { display: block; max-width: 100%; height: auto; }
a { color: var(--ink); text-underline-offset: .3em; text-decoration-thickness: 1px; }
:focus-visible { outline: 2px solid var(--season); outline-offset: 3px; }
.on-night :focus-visible { outline-color: var(--moonlight); }
h1, h2, h3, p, ul, ol, dl, dd, figure, table, fieldset { margin: 0; }
ul[class], ol[class] { list-style: none; padding: 0; }
p, li, dd, td { text-wrap: pretty; }
h1, h2 { text-wrap: balance; }
.shell { width: min(100% - 2 * var(--gutter), var(--shell)); margin-inline: auto; }
.skip { position: absolute; left: 1rem; top: -4rem; z-index: 100; background: var(--ink); color: var(--white); padding: .5rem 1rem; }
.skip:focus { top: 1rem; }
/* 数字は明朝で（Marcellus の 0 は O に見えるため、欧文の小見出しだけに使う） */
.num { font-family: var(--jp); font-feature-settings: "tnum" 1; letter-spacing: .04em; }
.note { font-size: .8125rem; color: var(--soft); line-height: 1.9; }
.on-night .note { color: var(--on-night-dim); }
.nw { white-space: nowrap; }
.visually-hidden { position: absolute !important; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

/* 月齢の印（題材の印）: 光る側は地の色、影は墨 */
.phase { width: 1.1rem; height: 1.1rem; flex: none; }
.phase__lit { fill: var(--card); }
.phase__dark { fill: var(--ink); }
.phase__ring { fill: none; stroke: var(--ink); stroke-width: 1.2; }
.on-night .phase__lit { fill: var(--moonlight); }
.on-night .phase__dark { fill: var(--night); }
.on-night .phase__ring { stroke: var(--moonlight); }

/* ============ ヘッダー ============ */
.site-header { position: sticky; top: 0; z-index: 50; background: color-mix(in srgb, var(--kinari) 92%, transparent); backdrop-filter: blur(8px); border-bottom: 1px solid transparent; transition: border-color var(--t-fast) var(--ease); }
.site-header.is-scrolled { border-bottom-color: var(--line); }
.site-header__inner { display: flex; align-items: center; justify-content: space-between; gap: 1.5rem; height: var(--header-h); }
.logo { display: inline-flex; align-items: center; gap: .7rem; color: var(--ink); text-decoration: none; flex: none; }
.logo__mark { width: 2.75rem; height: 2.75rem; }
.logo__type { display: grid; line-height: 1.25; }
.logo__name { font-weight: 600; font-size: 1.25rem; letter-spacing: .3em; }
.logo__en { font-family: var(--en); font-size: .6875rem; letter-spacing: .32em; color: var(--soft); }
.logo--light { color: var(--on-night); }
.logo--light .logo__en { color: var(--on-night-dim); }
.gnav__list { display: flex; align-items: center; gap: clamp(1rem, 2.2vw, 2.25rem); }
.gnav__link { color: var(--ink); text-decoration: none; font-size: .9375rem; letter-spacing: .12em; padding: .5rem 0; position: relative; white-space: nowrap; }
.gnav__link::after { content: ""; position: absolute; left: 50%; bottom: .1rem; width: 5px; height: 5px; border-radius: 50%; background: var(--season); translate: -50% 0; opacity: 0; transition: opacity var(--t-fast) var(--ease); }
.gnav__link[aria-current="page"]::after { opacity: 1; }
.menu-btn { display: none; }
@media (max-width: 1060px) {
  .menu-btn { display: inline-flex; align-items: center; gap: .55rem; min-height: 44px; padding: 0 1rem; border: 1px solid var(--line); background: var(--card); color: var(--ink); font: 400 .8125rem/1 var(--en); letter-spacing: .2em; cursor: pointer; white-space: nowrap; flex: none; }
  .menu-btn__bars { width: 16px; height: 7px; position: relative; }
  .menu-btn__bars::before, .menu-btn__bars::after { content: ""; position: absolute; left: 0; right: 0; height: 1.5px; background: currentColor; transition: transform var(--t-fast) var(--ease); }
  .menu-btn__bars::before { top: 0; } .menu-btn__bars::after { bottom: 0; }
  .menu-btn[aria-expanded="true"] .menu-btn__bars::before { transform: translateY(2.75px) rotate(45deg); }
  .menu-btn[aria-expanded="true"] .menu-btn__bars::after { transform: translateY(-2.75px) rotate(-45deg); }
  .gnav { position: fixed; inset: var(--header-h) 0 auto 0; background: var(--kinari); border-bottom: 1px solid var(--line); padding: 1rem var(--gutter) 2rem; display: none; }
  .gnav.is-open { display: block; }
  .gnav__list { flex-direction: column; align-items: stretch; gap: 0; }
  .gnav__link { display: block; padding: 1rem 0; border-bottom: 1px solid var(--line); font-size: 1.0625rem; }
  .gnav__link::after { display: none; }
  .gnav__cta { margin-top: 1.25rem; } .gnav__cta .btn { width: 100%; }
}
@media (max-width: 380px) { .logo__en { display: none; } .logo__mark { width: 2.25rem; height: 2.25rem; } .logo__name { font-size: 1.0625rem; letter-spacing: .2em; } .menu-btn { padding: 0 .75rem; } }

/* ============ ボタン ============ */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: .75rem; min-height: 3.375rem; padding: 0 1.75rem; border-radius: var(--r-s); border: 1px solid var(--ink); background: var(--ink); color: var(--kinari); font: 500 1rem/1 var(--jp); letter-spacing: .14em; text-decoration: none; cursor: pointer; white-space: nowrap;
  transition: background-color var(--t-fast) var(--ease), color var(--t-fast) var(--ease), border-color var(--t-fast) var(--ease); }
.btn:active { transform: translateY(1px); }
.btn--small { min-height: 2.75rem; padding: 0 1.15rem; font-size: .875rem; gap: .5rem; }
.btn--light { background: var(--moonlight); border-color: var(--moonlight); color: var(--night); }
.btn--wide { width: 100%; }
.btn__arrow { width: 1.1rem; height: .7rem; flex: none; transition: transform var(--t-fast) var(--ease); }
.btn .phase__ring { stroke: var(--kinari); } .btn .phase__lit { fill: var(--kinari); } .btn .phase__dark { fill: var(--ink); }
.phase--btn { width: 1rem; height: 1rem; }
.more { display: inline-flex; align-items: center; gap: .6rem; color: var(--ink); text-decoration: none; padding: .4rem 0; border-bottom: 1px solid currentColor; letter-spacing: .12em; }
.more--light { color: var(--on-night); }

/* ============ 節と見出し ============ */
.sec { padding-block: var(--sec-y); position: relative; }
.sec--card { background: var(--card); }
.sec--top0 { padding-top: clamp(2rem, 1rem + 3vw, 3.5rem); }
.sec__more { margin-top: clamp(2.5rem, 2rem + 2vw, 3.5rem); }
.sec-head { display: grid; justify-items: start; gap: .85rem; margin-bottom: clamp(2.5rem, 1.75rem + 3vw, 4.5rem); max-width: 38rem; }
.sec-head--center { justify-items: center; text-align: center; margin-inline: auto; }
.sec-head__en { display: inline-flex; align-items: center; gap: .6rem; font-family: var(--en); font-size: .8125rem; letter-spacing: .28em; text-transform: uppercase; color: var(--season); }
.on-night .sec-head__en { color: var(--moonlight); }
.h2 { font-size: clamp(1.625rem, 1.2rem + 1.5vw, 2.375rem); font-weight: 600; line-height: 1.6; letter-spacing: .12em; }
.h2__sub { font-size: .55em; font-weight: 400; letter-spacing: .3em; color: var(--season); margin-left: .9em; white-space: nowrap; }
.h3 { font-size: clamp(1.125rem, 1.05rem + .3vw, 1.25rem); font-weight: 600; line-height: 1.7; letter-spacing: .1em; }
.lead { font-size: clamp(1rem, .96rem + .2vw, 1.0625rem); color: var(--soft); line-height: 2.1; max-width: 36em; }
.on-night { background-color: var(--night); color: var(--on-night); }
.on-night .lead { color: var(--on-night-dim); }
/* 夜の面: 月の粒（細かな白い点）を散らす */
.on-night:not(.site-footer) { background-image:
  radial-gradient(circle at 12% 18%, rgba(227, 211, 174, .5) 0 1px, transparent 1.5px),
  radial-gradient(circle at 78% 30%, rgba(227, 211, 174, .35) 0 1px, transparent 1.5px),
  radial-gradient(circle at 40% 72%, rgba(227, 211, 174, .3) 0 1px, transparent 1.5px),
  radial-gradient(circle at 88% 84%, rgba(227, 211, 174, .45) 0 1px, transparent 1.5px);
  background-size: 160px 160px, 230px 230px, 190px 190px, 270px 270px; }

/* ============ トップ: ファーストビュー（左右対称。月の両側に縦書き、円周に銘） ============ */
.hero { --tfs: clamp(2rem, 1.2rem + 2.4vw, 3.5rem); --side: calc(var(--tfs) * 1.7 + clamp(1rem, .5rem + 2.5vw, 3.5rem));
  padding-block: clamp(1rem, .5rem + 1vw, 2rem) clamp(2rem, 1.5rem + 2vw, 3.5rem); overflow: clip; }
.hero__stage { position: relative; width: max-content; max-width: 100%; margin-inline: auto; padding-inline: var(--side); }
.moon-wrap { position: relative; margin: 0; aspect-ratio: 1;
  width: max(15rem, min(34rem, 100svh - var(--header-h) - 16.25rem, 100vw - 2 * var(--gutter) - 2 * var(--side))); }
.moon { width: 100%; height: 100%; border-radius: 50%; overflow: hidden; }
.moon img { width: 100%; height: 100%; object-fit: cover; }
.moon__ring { position: absolute; inset: -7%; width: 114%; height: 114%; overflow: visible; pointer-events: none; }
.moon__ring text { font-family: var(--jp); font-size: 7.6px; letter-spacing: 2.2px; fill: var(--ink); }
.hero__title { position: absolute; inset: 0; display: flex; flex-direction: row-reverse; justify-content: space-between; pointer-events: none; }
.hero__title span { writing-mode: vertical-rl; font-size: var(--tfs); font-weight: 600; line-height: 1.6; letter-spacing: .22em; }
.hero__title span:first-child { align-self: flex-start; }
.hero__title span:last-child { align-self: flex-end; }
.hero__copy { display: grid; justify-items: center; gap: .6rem; text-align: center; margin-top: clamp(1rem, .75rem + .75vw, 1.75rem); }
.hero__copy .lead { max-width: 34em; }
.hero__eyebrow { font-size: .875rem; letter-spacing: .14em; color: var(--season); line-height: 1.8; }
.hero__actions { display: flex; flex-wrap: wrap; justify-content: center; align-items: center; gap: 1rem 1.75rem; margin-top: .4rem; }
.hero__koyomi { display: flex; align-items: center; gap: 1.5rem; margin-top: clamp(1rem, .75rem + 1vw, 2rem); padding: .75rem 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); text-decoration: none; color: var(--ink); }
.hero__koyomi-label { font-size: .875rem; letter-spacing: .3em; white-space: nowrap; }
.hero__koyomi ol { flex: 1; display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); gap: .25rem; }
.hero__koyomi li { display: grid; justify-items: center; gap: .3rem; font-size: .6875rem; color: var(--soft); letter-spacing: .04em; white-space: nowrap; }
.hero__koyomi li .phase { width: 1rem; height: 1rem; }
.hero__koyomi li.is-now { color: var(--season); font-weight: 600; }
.hero__koyomi li.is-now .phase__ring { stroke: var(--season); stroke-width: 2; }
@media (max-width: 640px) {
  .hero__stage { padding-inline: 0; width: auto; display: grid; justify-items: center; }
  .moon-wrap { width: min(100vw - 2 * var(--gutter) - 2.5rem, 24rem); }
  .hero__title { position: static; display: block; text-align: center; margin-top: 1.75rem; }
  .hero__title span { writing-mode: horizontal-tb; display: inline; font-size: clamp(1.625rem, 1rem + 3vw, 2rem); letter-spacing: .14em; }
  .hero__koyomi { flex-direction: column; align-items: stretch; gap: .75rem; }
  .hero__koyomi li { font-size: 0; gap: 0; }
  .hero__koyomi li .phase { width: .9rem; height: .9rem; }
}

/* ============ 今月の箱 ============ */
.box { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr); gap: clamp(2.5rem, 1rem + 5vw, 6rem); align-items: start; }
.box__photo { position: relative; }
@media (min-width: 861px) { .box__photo { position: sticky; top: calc(var(--header-h) + 1.5rem); } }
.box__photo img { width: 100%; }
.pins { position: absolute; inset: 0; }
.pin, .boxmap__no { display: grid; place-items: center; width: 1.5rem; height: 1.5rem; border-radius: 50%; background: var(--night); color: var(--moonlight); font-size: .75rem; line-height: 1; letter-spacing: 0; }
.pin { position: absolute; box-shadow: 0 0 0 2px rgba(247, 249, 248, .85); }
.boxmap li { position: relative; }
.boxmap__no { position: absolute; top: .4rem; left: .4rem; width: 1.25rem; height: 1.25rem; font-size: .6875rem; }
.box__text .sec-head { margin-bottom: 2rem; }
.boxmap { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); border-top: 1px solid var(--line); border-left: 1px solid var(--line); margin-bottom: 2rem; }
.boxmap li { display: grid; justify-items: center; align-content: center; gap: .1rem; padding: .7rem .4rem; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); text-align: center; line-height: 1.5; }
.boxmap__name { font-weight: 600; letter-spacing: .12em; }
.boxmap small { font-size: .75rem; color: var(--soft); }
.spec { display: grid; gap: 0; margin-bottom: 2.25rem; }
.spec div { display: grid; grid-template-columns: 6rem minmax(0, 1fr); gap: 1rem; padding: .7rem 0; border-bottom: 1px solid var(--line); }
.spec dt { color: var(--soft); font-size: .875rem; letter-spacing: .14em; }
.spec .num { font-size: 1.125rem; }
.spec--wide { margin-bottom: 1rem; }
@media (max-width: 860px) { .box { grid-template-columns: minmax(0, 1fr); } }

/* ============ 接写の段（扇屋の型を、銘と番号で） ============ */
.macro { display: grid; grid-template-columns: minmax(0, 2fr) minmax(0, 1fr); align-items: stretch; background: var(--card); }
.macro__photo { overflow: hidden; min-height: min(44rem, 80svh); }
.macro__photo img { width: 100%; height: 100%; object-fit: cover; object-position: 74% 42%; }
/* 縦書きは右から読むので、右から 銘 → 種類 → 説明 */
.macro__text { display: grid; grid-template-columns: auto auto auto; justify-content: center; align-content: center; column-gap: 1.75rem; padding: var(--sec-y) var(--gutter); }
.macro__name { writing-mode: vertical-rl; grid-column: 3; grid-row: 1; font-size: clamp(2.5rem, 1.6rem + 3vw, 4.5rem); font-weight: 600; letter-spacing: .3em; line-height: 1.2; }
.macro__kind { writing-mode: vertical-rl; grid-column: 2; grid-row: 1; font-size: .875rem; letter-spacing: .24em; color: var(--season); line-height: 1.6; }
.macro__body { writing-mode: vertical-rl; grid-column: 1; grid-row: 1; font-size: .9375rem; color: var(--soft); line-height: 2.2; max-height: 22em; }
@media (max-width: 860px) {
  .macro { grid-template-columns: minmax(0, 1fr); }
  .macro__photo { min-height: 0; aspect-ratio: 3 / 2; }
  .macro__text { padding-block: 3rem; }
}
@media (max-width: 420px) { .macro__text { column-gap: 1rem; } .macro__body { max-height: 18em; } }

/* ============ 見せ場: 菓子暦の輪 ============ */
.koyomi .sec-head { margin-bottom: clamp(2rem, 1rem + 3vw, 3.5rem); }
.wheel { position: relative; width: min(100%, 56rem); aspect-ratio: 1; margin-inline: auto; container-type: inline-size; }
.wheel::before { content: ""; position: absolute; inset: 8%; border-radius: 50%; border: 1px solid var(--line-night); }
.wheel__ring { position: absolute; inset: 0; }
.wheel__item { position: absolute; left: var(--x); top: var(--y); translate: -50% -50%; }
.wheel__btn { display: grid; justify-items: center; gap: .35rem; padding: 0; border: 0; background: none; color: var(--on-night-dim); font: inherit; cursor: pointer; }
.wheel__img { display: block; width: clamp(3.5rem, 10.5cqi, 6rem); aspect-ratio: 1; border-radius: 50%; overflow: hidden; box-shadow: 0 0 0 1px var(--line-night); transition: box-shadow var(--t-fast) var(--ease), transform var(--t-fast) var(--ease); }
.wheel__img img { width: 100%; height: 100%; object-fit: cover; }
.wheel__label { display: grid; justify-items: center; line-height: 1.35; }
.wheel__m { font-size: .75rem; letter-spacing: .14em; }
.wheel__name { font-size: .8125rem; letter-spacing: .08em; color: var(--on-night); white-space: nowrap; }
.wheel__now { position: absolute; top: -.6rem; right: -.9rem; padding: .1rem .45rem; background: var(--moonlight); color: var(--night); font-size: .6875rem; letter-spacing: .1em; line-height: 1.6; }
.wheel__btn[aria-pressed="true"] .wheel__img { box-shadow: 0 0 0 2px var(--night), 0 0 0 4px var(--moonlight); }
.wheel__btn[aria-pressed="true"] .wheel__m { color: var(--moonlight); }
.wheel__center { position: absolute; inset: 24%; display: grid; grid-template-columns: minmax(0, 1fr); justify-items: center; align-content: center; gap: 1rem; text-align: center; }
.wheel__photo { width: min(100%, 62cqi - 0px); max-width: 21rem; aspect-ratio: 1; border-radius: 50%; overflow: hidden; }
.wheel__photo img { width: 100%; height: 100%; object-fit: cover; transition: opacity .4s var(--ease); }
.wheel__photo.is-swapping img { opacity: 0; }
.wheel__detail { display: grid; gap: .25rem; max-width: 22rem; }
.wheel__wa { font-size: .8125rem; letter-spacing: .24em; color: var(--moonlight); }
.wheel__title { font-size: clamp(1.25rem, 1rem + 1.2cqi, 1.75rem); font-weight: 600; letter-spacing: .16em; line-height: 1.5; }
.wheel__title small { display: block; font-size: .75rem; font-weight: 400; letter-spacing: .2em; color: var(--on-night-dim); }
.wheel__text { font-size: .875rem; color: var(--on-night-dim); line-height: 1.95; }
.koyomi__note { text-align: center; margin-top: 2rem; }
/* 季節ごとに、輪の外側に小さな色の点 */
.wheel__item::after { content: ""; position: absolute; left: 50%; top: -.9rem; width: 5px; height: 5px; border-radius: 50%; translate: -50% 0; }
.wheel__item--spring::after { background: #D98AA0; } .wheel__item--summer::after { background: #7FB5B0; }
.wheel__item--autumn::after { background: #D2A15A; } .wheel__item--winter::after { background: #B9A6C2; }
@media (max-width: 900px) {
  .wheel { aspect-ratio: auto; width: 100%; display: grid; gap: 2rem; container-type: normal; }
  .wheel::before { display: none; }
  .wheel__center { position: static; order: -1; inset: auto; }
  .wheel__photo { width: min(70vw, 18rem); }
  .wheel__ring { position: static; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 1.5rem .5rem; }
  .wheel__item { position: relative; left: auto; top: auto; translate: none; display: grid; justify-items: center; }
  .wheel__img { width: min(17vw, 4.5rem); }
  .wheel__now { right: -.4rem; }
}
@media (max-width: 420px) { .wheel__ring { grid-template-columns: repeat(3, minmax(0, 1fr)); } .wheel__img { width: 4.25rem; } }

/* ============ 商品の並び（単色の地の写真と札） ============ */
.items { display: grid; gap: clamp(2rem, 1.5rem + 2vw, 3.5rem) clamp(1.25rem, .75rem + 2vw, 2.5rem); }
.items--3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.items--cat { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.item { display: grid; align-content: start; gap: .55rem; }
.item__img { aspect-ratio: 1; overflow: hidden; margin-bottom: .6rem; }
.item__img img { width: 100%; height: 100%; object-fit: cover; transition: transform .8s var(--ease); }
.item__name { font-size: 1.125rem; font-weight: 600; letter-spacing: .12em; line-height: 1.6; }
.item__text { font-size: .9375rem; color: var(--soft); line-height: 1.95; }
.item__price { display: flex; flex-wrap: wrap; align-items: baseline; gap: .25rem .5rem; }
.item__price .num { font-size: 1.25rem; }
.item__price small { font-size: .8125rem; color: var(--soft); }
.tags { display: flex; flex-wrap: wrap; gap: .4rem; }
.tag { font-size: .75rem; letter-spacing: .08em; line-height: 1.6; padding: .15rem .6rem; border: 1px solid var(--line); background: var(--card); color: var(--soft); }
.tag--cold { border-color: var(--summer); color: var(--summer); }
@media (max-width: 960px) { .items--3, .items--cat { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 560px) { .items--3, .items--cat { grid-template-columns: minmax(0, 1fr); } }

/* ============ 職人の手（夜の面に、全幅の写真と縦書き） ============ */
.craft { position: relative; display: grid; grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr); min-height: min(52rem, 92svh); }
.craft__photo { position: relative; overflow: hidden; }
.craft__photo img { width: 100%; height: 100%; object-fit: cover; }
.craft__text { display: grid; grid-template-columns: auto minmax(0, 1fr); grid-template-rows: auto auto; gap: 2rem 2.5rem; align-content: center; padding: var(--sec-y) var(--gutter); }
.craft__title { writing-mode: vertical-rl; grid-row: 1 / span 2; font-size: clamp(1.75rem, 1.2rem + 1.6vw, 2.5rem); font-weight: 600; line-height: 1.7; letter-spacing: .24em; }
.craft__body { color: var(--on-night-dim); max-width: 22rem; align-self: end; }
.craft .more { justify-self: start; align-self: start; }
@media (max-width: 860px) {
  .craft { grid-template-columns: minmax(0, 1fr); min-height: 0; }
  .craft__photo { aspect-ratio: 3 / 2; }
}
@media (max-width: 420px) { .craft__text { gap: 1.5rem 1.25rem; } }

/* ============ 贈りものの心得 ============ */
.points { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: clamp(2rem, 1rem + 3vw, 4rem); }
.point { display: grid; gap: .75rem; align-content: start; padding-top: 1.5rem; border-top: 1px solid var(--ink); }
.point p { color: var(--soft); font-size: .9375rem; }
.phase--point { width: 2.25rem; height: 2.25rem; }
@media (max-width: 760px) { .points { grid-template-columns: minmax(0, 1fr); } }

/* ============ お店とお知らせ ============ */
.shop { display: grid; grid-template-columns: minmax(0, 26rem) minmax(0, 1fr); gap: clamp(2.5rem, 1rem + 5vw, 6rem); align-items: center; }
.shop .sec-head { margin-bottom: 2rem; }
.news { border-top: 1px solid var(--line); margin-bottom: 1rem; }
.news li { display: grid; grid-template-columns: 7rem minmax(0, 1fr); gap: 1rem; padding: 1.1rem 0; border-bottom: 1px solid var(--line); }
.news time { color: var(--soft); font-size: .875rem; }
.news a { text-decoration: none; }
@media (max-width: 860px) { .shop { grid-template-columns: minmax(0, 1fr); } .shop__photo { max-width: 22rem; } }
@media (max-width: 480px) { .news li { grid-template-columns: minmax(0, 1fr); gap: .1rem; } }

/* ============ 今月の箱の帯（CTA） ============ */
.cta-band { padding-block: clamp(4rem, 3rem + 4vw, 7rem); }
.cta-band__inner { display: grid; grid-template-columns: auto minmax(0, 1fr) auto; gap: clamp(1.5rem, 1rem + 3vw, 4rem); align-items: center; }
.phase--cta { width: clamp(4rem, 3rem + 4vw, 7rem); height: clamp(4rem, 3rem + 4vw, 7rem); }
.cta-band__en { font-family: var(--en); font-size: .8125rem; letter-spacing: .28em; text-transform: uppercase; color: var(--moonlight); margin-bottom: .5rem; }
.cta-band .lead { margin-top: .75rem; }
@media (max-width: 860px) { .cta-band__inner { grid-template-columns: minmax(0, 1fr); } }

/* ============ 下層: ページの頭 ============ */
.crumbs { display: flex; flex-wrap: wrap; gap: .5rem; font-size: .8125rem; color: var(--soft); margin-bottom: 1.75rem; letter-spacing: .08em; }
.crumbs li + li::before { content: "／"; margin-right: .5rem; }
.crumbs a { color: inherit; }
.on-night .crumbs { color: var(--on-night-dim); }
.page-head { padding-block: clamp(2rem, 1.5rem + 2vw, 3.5rem) clamp(3rem, 2rem + 4vw, 5.5rem); }
.page-head__en { display: inline-flex; align-items: center; gap: .6rem; font-family: var(--en); font-size: .8125rem; letter-spacing: .28em; text-transform: uppercase; color: var(--season); margin-bottom: .75rem; }
.on-night .page-head__en { color: var(--moonlight); }
.page-head__title { font-size: clamp(1.75rem, 1.15rem + 2.4vw, 3rem); font-weight: 600; line-height: 1.55; letter-spacing: .14em; margin-bottom: 1.25rem; }
/* 文字だけの頭（お品書き）: 月齢の列と分類への移動 */
.page-head--text { text-align: center; padding-bottom: clamp(1.5rem, 1rem + 1vw, 2rem); }
.page-head--text .crumbs { justify-content: center; }
.page-head--text .lead { margin-inline: auto; }
.moonline { display: flex; justify-content: center; gap: clamp(.6rem, .3rem + 1.5vw, 1.5rem); margin: 2.25rem 0 0; }
.moonline .phase { width: 1.4rem; height: 1.4rem; }
/* お品書き: 季節の箱の帯と、分類の絞り込み */
.boxbanner { display: grid; grid-template-columns: 10rem minmax(0, 1fr) auto; align-items: center; gap: clamp(1.25rem, 1rem + 2vw, 3rem); padding: 1rem clamp(1.25rem, 1rem + 2.5vw, 3rem) 1rem 1rem; background: var(--card); border: 1px solid var(--line); text-decoration: none; color: var(--ink); margin-bottom: clamp(2.5rem, 2rem + 2vw, 4rem); }
.boxbanner__img { display: block; aspect-ratio: 1; overflow: hidden; }
.boxbanner__img img { width: 100%; height: 100%; object-fit: cover; }
.boxbanner__text { display: grid; gap: .2rem; }
.boxbanner__en { font-family: var(--en); font-size: .75rem; letter-spacing: .28em; text-transform: uppercase; color: var(--season); }
.boxbanner__title { font-size: clamp(1.25rem, 1.05rem + .8vw, 1.625rem); font-weight: 600; letter-spacing: .14em; }
.boxbanner__lead { font-size: .9375rem; color: var(--soft); }
.boxbanner__go { display: inline-flex; align-items: center; gap: .6rem; border-bottom: 1px solid currentColor; padding: .3rem 0; letter-spacing: .12em; white-space: nowrap; }
@media (max-width: 760px) { .boxbanner { grid-template-columns: 6rem minmax(0, 1fr); } .boxbanner__go { grid-column: 1 / -1; justify-self: start; margin-left: .5rem; } }
.filters { display: flex; flex-wrap: wrap; align-items: center; gap: .75rem 1.25rem; margin-bottom: clamp(2rem, 1.5rem + 2vw, 3rem); }
.filters__label { font-size: .875rem; color: var(--soft); letter-spacing: .14em; }
.filters__list { display: flex; flex-wrap: wrap; gap: .5rem; }
.filter { min-height: 2.75rem; padding: 0 1.15rem; border: 1px solid var(--line); background: var(--card); color: var(--ink); font: inherit; font-size: .9375rem; letter-spacing: .12em; cursor: pointer; }
.filter[aria-pressed="true"] { background: var(--ink); border-color: var(--ink); color: var(--kinari); }
.item[hidden] { display: none; }
.item__cat { font-size: .75rem; letter-spacing: .2em; color: var(--season); }
.items__note { margin-top: clamp(2.5rem, 2rem + 2vw, 3.5rem); }
/* 夜の面の頭（月白堂について）: 写真を右に */
.page-head--night { padding-bottom: clamp(3rem, 2rem + 4vw, 6rem); }
.page-head__grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 26rem); gap: clamp(2rem, 1rem + 4vw, 5rem); align-items: center; }
.page-head__photo img { width: 100%; }
@media (max-width: 860px) { .page-head__grid { grid-template-columns: minmax(0, 1fr); } .page-head__photo { max-width: 22rem; } }
/* 横長の帯の頭（ご注文の手引き）: 写真の上に紙のカードを重ねる */
.page-head--band { padding: 0 0 clamp(3rem, 2rem + 3vw, 5rem); }
.page-head__band { height: clamp(14rem, 10rem + 18vw, 26rem); overflow: hidden; }
.page-head__band img { width: 100%; height: 100%; object-fit: cover; }
.page-head__card { position: relative; margin-top: clamp(-7rem, -3rem - 6vw, -3rem); background: var(--kinari); padding: clamp(1.5rem, 1rem + 2vw, 3rem) clamp(1.25rem, 1rem + 2vw, 3rem) 0; max-width: 44rem; margin-left: max(var(--gutter), (100% - var(--shell)) / 2); margin-right: var(--gutter); width: auto; }

/* ============ 季節の詰め合わせ（商品詳細） ============ */
.product { padding-block: clamp(2rem, 1.5rem + 2vw, 3.5rem) var(--sec-y); }
.product__grid { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr); gap: clamp(2.5rem, 1rem + 5vw, 6rem); align-items: start; }
.product__media { display: grid; gap: 2rem; position: sticky; top: calc(var(--header-h) + 1.5rem); }
.product__main img { width: 100%; }
.boxmap-wrap__h { display: flex; flex-wrap: wrap; align-items: baseline; gap: .25rem 1rem; font-size: .9375rem; letter-spacing: .14em; margin-bottom: .75rem; }
.boxmap-wrap__h small { font-size: .8125rem; color: var(--soft); }
.boxmap--grid { margin-bottom: 0; }
.product__title { font-size: clamp(2rem, 1.4rem + 2.4vw, 3.25rem); font-weight: 600; letter-spacing: .16em; line-height: 1.4; margin-bottom: 1.25rem; }
.product__title small { display: block; font-size: 1rem; font-weight: 400; letter-spacing: .3em; color: var(--season); margin-top: .5rem; }
.product__info .lead { margin-bottom: 2.25rem; }
.order { display: grid; gap: 1.75rem; }
.order__set { border: 0; padding: 0; display: grid; gap: .75rem; min-width: 0; }
.order__set legend { padding: 0; font-size: .9375rem; letter-spacing: .14em; margin-bottom: .75rem; }
.choices { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: .6rem; }
.choices--chips { display: flex; flex-wrap: wrap; }
.choice { position: relative; cursor: pointer; }
.choice input { position: absolute; opacity: 0; inset: 0; margin: 0; cursor: pointer; }
.choice__box { display: grid; justify-items: center; gap: .1rem; height: 100%; padding: .9rem .5rem; border: 1px solid var(--field-line); background: var(--card); text-align: center; line-height: 1.5; transition: border-color var(--t-fast) var(--ease), box-shadow var(--t-fast) var(--ease); }
.choice__name { font-size: 1.125rem; font-weight: 600; letter-spacing: .1em; }
.choice__name small { font-size: .75rem; font-weight: 400; margin-left: .2rem; }
.choice__box small { font-size: .75rem; color: var(--soft); }
.choice--chip .choice__box { display: inline-flex; padding: .55rem 1rem; font-size: .875rem; min-height: 2.75rem; align-items: center; }
.choice input:checked + .choice__box { border-color: var(--ink); box-shadow: inset 0 0 0 1px var(--ink); background: var(--white); }
.choice input:focus-visible + .choice__box { outline: 2px solid var(--season); outline-offset: 2px; }
.order__row { display: grid; grid-template-columns: minmax(0, 1fr) 7rem; gap: 1rem; }
.field { display: grid; gap: .4rem; }
.field__label { font-size: .9375rem; letter-spacing: .14em; }
.field__input { min-height: 3rem; padding: 0 .9rem; border: 1px solid var(--field-line); border-radius: 0; background: var(--white); color: var(--ink); font: inherit; letter-spacing: .06em; width: 100%; }
.field__input:focus-visible { outline: 2px solid var(--season); outline-offset: 1px; }
.order__msg { padding: 1rem 1.25rem; background: var(--card); border-left: 3px solid var(--season); font-size: .9375rem; }
@media (max-width: 960px) { .product__grid { grid-template-columns: minmax(0, 1fr); } .product__media { position: static; } }
@media (max-width: 420px) { .choices:not(.choices--chips) { grid-template-columns: minmax(0, 1fr); } .choices:not(.choices--chips) .choice__box { grid-template-columns: auto auto minmax(0, 1fr); justify-items: start; align-items: baseline; gap: .75rem; } }

/* 九つを、ひとつずつ（箱の写真の升目を円で拡大。升目の中心 x=24.5+8.7+17.4c%、y=13.5+11.1+22.2r%） */
.sec--night-soft { padding-block: clamp(4.5rem, 3rem + 4vw, 7rem); }
.nine { display: grid; grid-template-columns: repeat(9, minmax(0, 1fr)); gap: clamp(.75rem, .25rem + 1vw, 1.5rem); }
.nine__item { display: grid; justify-items: center; gap: .3rem; text-align: center; line-height: 1.5; }
.nine__img { --k: 6; --cx: calc(33.2 + 17.4 * var(--c)); --cy: calc(24.6 + 22.2 * var(--r)); --hb: calc(var(--k) * .75);
  display: block; width: 100%; aspect-ratio: 1; border-radius: 50%; box-shadow: 0 0 0 1px var(--line-night);
  background: url("img/box-open-1600.webp") no-repeat;
  background-size: calc(var(--k) * 100%) auto;
  background-position: calc((var(--cx) * var(--k) / 100 - .5) / (var(--k) - 1) * 100%) calc((var(--cy) * var(--hb) / 100 - .5) / (var(--hb) - 1) * 100%); }
.nine__no { font-size: .6875rem; color: var(--moonlight); letter-spacing: .1em; margin-top: .4rem; }
.nine__name { font-weight: 600; letter-spacing: .12em; white-space: nowrap; }
.nine__item small { font-size: .75rem; color: var(--on-night-dim); }
@media (max-width: 960px) { .nine { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1.75rem 1rem; } .nine__img { width: min(100%, 8rem); } }
.product__main { position: relative; }
.wrapinfo { display: grid; grid-template-columns: minmax(0, 26rem) minmax(0, 1fr); gap: clamp(2.5rem, 1rem + 5vw, 6rem); align-items: center; }
@media (max-width: 860px) { .wrapinfo { grid-template-columns: minmax(0, 1fr); } .wrapinfo__photo { max-width: 22rem; } }
.table { width: 100%; border-collapse: collapse; font-size: .9375rem; }
.table th, .table td { text-align: left; padding: .9rem .75rem; border-bottom: 1px solid var(--line); vertical-align: top; line-height: 1.8; }
.table thead th { font-size: .8125rem; color: var(--soft); letter-spacing: .14em; font-weight: 400; border-bottom-color: var(--ink); }
.table tbody th { font-weight: 600; letter-spacing: .12em; white-space: nowrap; width: 7rem; }
.table--num td { text-align: right; font-size: 1.0625rem; }
.table--num thead th:last-child { text-align: right; }

.flow { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: clamp(1.5rem, 1rem + 2vw, 3rem); counter-reset: flow; }
.flow__step { display: grid; gap: .5rem; align-content: start; padding-top: 1.25rem; border-top: 1px solid var(--ink); position: relative; }
.flow__step:not(:last-child)::after { content: ""; position: absolute; top: -4px; right: 0; width: 7px; height: 7px; border-radius: 50%; background: var(--ink); }
.flow__day { font-size: .8125rem; letter-spacing: .2em; color: var(--season); }
.flow__step p { color: var(--soft); font-size: .9375rem; }
@media (max-width: 760px) { .flow { grid-template-columns: minmax(0, 1fr); } }

/* ============ 月白堂について ============ */
.history { display: grid; grid-template-columns: auto minmax(0, 1fr); gap: clamp(2rem, 1rem + 5vw, 7rem); align-items: start; }
.history__head { display: grid; gap: 1.5rem; justify-items: center; }
.vhead { writing-mode: vertical-rl; font-size: clamp(1.75rem, 1.2rem + 1.6vw, 2.5rem); font-weight: 600; letter-spacing: .26em; line-height: 1.6; }
.history__note { margin-top: 1rem; padding-left: 2rem; }
.history__list { border-left: 1px solid var(--line); }
.history__item { position: relative; display: grid; grid-template-columns: 10rem minmax(0, 1fr); gap: 1.5rem; padding: 1.75rem 0 1.75rem 2rem; border-bottom: 1px solid var(--line); }
.history__item::before { content: ""; position: absolute; left: -5px; top: 2.35rem; width: 9px; height: 9px; border-radius: 50%; background: var(--kinari); border: 1px solid var(--ink); }
.history__year { font-weight: 600; letter-spacing: .14em; line-height: 1.6; }
.history__year small { display: block; font-weight: 400; color: var(--soft); font-size: .8125rem; }
@media (max-width: 760px) {
  .history { grid-template-columns: minmax(0, 1fr); }
  .history__head { justify-items: start; }
  .vhead { writing-mode: horizontal-tb; }
  .history__note { padding-left: 1.5rem; }
  .history__item { grid-template-columns: minmax(0, 1fr); gap: .25rem; padding-left: 1.5rem; }
}
.scatter { display: grid; grid-template-columns: minmax(0, 1.3fr) minmax(0, .7fr) minmax(0, 1fr); grid-template-rows: auto auto; gap: clamp(1.5rem, 1rem + 2vw, 3rem); align-items: start; }
.scatter__a { grid-column: 1 / span 2; grid-row: 1; }
.scatter__b { grid-column: 3; grid-row: 1; align-self: end; margin-left: clamp(-6rem, -2rem - 4vw, -2rem); margin-bottom: clamp(-6rem, -3rem - 3vw, -2rem); box-shadow: 0 0 0 clamp(.5rem, .3rem + .5vw, .9rem) var(--card); position: relative; }
.scatter__text { grid-column: 1 / span 2; grid-row: 2; padding-top: clamp(2rem, 1rem + 3vw, 4rem); max-width: 34rem; }
.scatter__text .sec-head { margin-bottom: 0; }
.scatter img { width: 100%; }
@media (max-width: 860px) {
  .scatter { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); }
  .scatter__a { grid-column: 1 / -1; } .scatter__b { grid-column: 2; grid-row: 2; margin: -4rem 0 0; align-self: start; }
  .scatter__text { grid-column: 1 / -1; grid-row: 3; padding-top: 0; }
}
.split { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr); gap: clamp(2.5rem, 1rem + 5vw, 6rem); align-items: center; }
.split--rev > .split__img { order: 2; }
.split__img img { width: 100%; }
.split .sec-head { margin-bottom: 1.5rem; }
@media (max-width: 860px) { .split { grid-template-columns: minmax(0, 1fr); } .split--rev > .split__img { order: 0; } }

/* ============ ご注文の手引き ============ */
.twocol { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.2fr); gap: clamp(2rem, 1rem + 5vw, 6rem); align-items: start; }
@media (max-width: 860px) { .twocol { grid-template-columns: minmax(0, 1fr); } }
.keep { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: clamp(1.5rem, 1rem + 2vw, 3rem); margin-bottom: 1.5rem; }
.keep__item { display: grid; gap: .6rem; align-content: start; padding: 1.75rem 1.5rem; background: var(--kinari); }
.keep__days { font-size: 1rem; letter-spacing: .1em; color: var(--season); }
.keep__days .num { font-size: clamp(2rem, 1.6rem + 1.4vw, 2.75rem); line-height: 1.2; margin-right: .2rem; }
.keep__item p:last-child { color: var(--soft); font-size: .9375rem; }
@media (max-width: 860px) { .keep { grid-template-columns: minmax(0, 1fr); } }
.faq { border-top: 1px solid var(--line); }
.faq__item { border-bottom: 1px solid var(--line); }
.faq__item summary { cursor: pointer; list-style: none; padding: 1.25rem 2.5rem 1.25rem 0; position: relative; font-weight: 600; letter-spacing: .08em; line-height: 1.8; }
.faq__item summary::-webkit-details-marker { display: none; }
.faq__item summary::after { content: ""; position: absolute; right: .4rem; top: 1.65rem; width: .9rem; height: .9rem; border-radius: 50%; border: 1px solid var(--ink); background: linear-gradient(90deg, var(--ink) 50%, transparent 50%); transition: background-color var(--t-fast) var(--ease); }
.faq__item[open] summary::after { background: var(--ink); }
.faq__item p { padding: 0 0 1.5rem; color: var(--soft); }

/* ============ 固定の「今月の箱」ボタン（丸い月） ============ */
.fixed-box { position: fixed; right: clamp(1rem, .5rem + 1.5vw, 2rem); bottom: clamp(1rem, .5rem + 1.5vw, 2rem); z-index: 40; display: grid; justify-items: center; align-content: center; gap: .2rem; width: 6.5rem; height: 6.5rem; border-radius: 50%; background: var(--night); color: var(--on-night); text-decoration: none; text-align: center; box-shadow: 0 0 0 1px var(--moonlight), var(--shadow);
  transition: opacity var(--t-fast) var(--ease), transform var(--t-fast) var(--ease); }
.fixed-box.is-hidden { opacity: 0; transform: translateY(1rem); pointer-events: none; }
.phase--fixed { width: 1.5rem; height: 1.5rem; }
.fixed-box .phase__lit { fill: var(--moonlight); } .fixed-box .phase__dark { fill: var(--night); } .fixed-box .phase__ring { stroke: var(--moonlight); }
.fixed-box__text { display: grid; line-height: 1.35; font-size: .875rem; letter-spacing: .12em; }
.fixed-box__text small { font-size: .6875rem; color: var(--on-night-dim); }
@media (max-width: 600px) { .fixed-box { width: 5.5rem; height: 5.5rem; } }

/* ============ フッター ============ */
.site-footer { padding-block: clamp(4rem, 3rem + 3vw, 6rem) 2rem; border-top: 1px solid var(--line-night); }
.footer__grid { display: grid; grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr) minmax(0, 1fr); gap: 2.5rem; padding-bottom: 3rem; }
.footer__catch { margin-top: 1.25rem; font-size: 1.125rem; letter-spacing: .24em; color: var(--moonlight); }
.footer__h { font-family: var(--en); font-size: .75rem; letter-spacing: .3em; color: var(--on-night-dim); margin-bottom: .75rem; }
.footer__addr { font-style: normal; font-size: .875rem; line-height: 2; }
.footer__list { display: grid; gap: .3rem; font-size: .875rem; }
.footer__list a, .site-footer a { color: var(--on-night); }
.footer__legal { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 1rem; padding-top: 1.5rem; border-top: 1px solid var(--line-night); font-size: .75rem; color: var(--on-night-dim); }
@media (max-width: 760px) { .footer__grid { grid-template-columns: minmax(0, 1fr); } }

/* ============ hover（マウスなどの端末だけ） ============ */
@media (hover: hover) and (pointer: fine) {
  .btn:hover { background: var(--night); }
  .btn--light:hover { background: var(--on-night); border-color: var(--on-night); color: var(--night); }
  .btn:hover .btn__arrow, .more:hover .btn__arrow { transform: translateX(3px); }
  .gnav__link:hover::after { opacity: 1; }
  .item:hover .item__img img { transform: scale(1.03); }
  .wheel__btn:hover .wheel__img { transform: scale(1.05); }
  .filter:hover, .choice:hover .choice__box { border-color: var(--ink); }
  .boxbanner:hover .btn__arrow { transform: translateX(3px); }
  .news a:hover { text-decoration: underline; }
  .fixed-box:hover { transform: translateY(-2px); }
}

/* ============ 出現の動き（JS が使えるときだけ） ============ */
@media (prefers-reduced-motion: no-preference) {
  .js-motion [data-reveal] { opacity: 0; transform: translateY(18px); transition: opacity var(--t-reveal) var(--ease), transform var(--t-reveal) var(--ease); }
  .js-motion [data-reveal].is-in { opacity: 1; transform: none; }
  .js-motion .moon img { animation: moon-in 1.6s var(--ease) both; }
  @keyframes moon-in { from { opacity: 0; transform: scale(1.06); } to { opacity: 1; transform: none; } }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition-duration: .01ms !important; animation-duration: .01ms !important; }
}