/* web-design-control · mode: direction→build · ds: provisional（コンセプト作品 05 Tidy Ledger）
 * read: 経費精算 SaaS の製品サイト / 中小企業の経理担当と社長 / 明快で落ち着いた / 行動: 14日間の無料試用を始める
 * core: 約束=月末の経費精算を撮るだけで終わらせる / 人格=几帳面・気が利く・静か / 印=レシートのギザギザと帳簿の罫 / 見せ場=読み取り→仕訳→承認を本物の UI 部品で一度だけ動かす
 * refs: bakuraku.jp（書類→製品のヒーロー・UI の断片）/ invox.jp（線画＋1色・工程図）/ karte.io（写真＋浮かぶ UI チップ・暗い面の図解）
 * site: / · /features/ · /pricing/ · /flow/ · /faq/
 * dials: V6 M6 D4
 */
/* design-lint: allow-file J-02 — 1.1 未満の行送りは欧文・数字だけの表示（料金の数字・ロゴタイプ）に限る */

/* ============ トークン ============ */
:root {
  /* 色（WCAG 2.x の相対輝度で計算） */
  --bg:        #F7F7FA; /* 地。ink 15.64 / soft 7.21 / violet 6.32 */
  --card:      #FFFFFF; /* カード・UI 部品。ink 16.72 / violet 6.76 */
  --tint:      #F0EDFC; /* 紫の薄い面。ink 14.51 / soft 6.69 / violet 5.87 */
  --ink:       #1B1D2A; /* 文字 */
  --soft:      #4E5266; /* 補助の文字 */
  --violet:    #5B3FD4; /* 主色・AI の読み取り。上の白 6.76 */
  --violet-deep:#4429B8; /* hover・押下。bg 8.71 */
  --violet-soft:#B7A8FF; /* 暗い面の差し色。dark 8.55 */
  --violet-2:  #8C78E6; --violet-3: #BDB0F2; --violet-4: #DCD5F8; /* グラフの段階（装飾。値は横に数字で書く） */
  --note:      #FFE27A; /* 付箋の黄。上の ink 13.07（文字の地には ink だけ） */
  --ok:        #1D7A55; /* 承認済み。card 5.29 */
  --dark:      #17142E; /* 暗い面。on-dark 15.83 */
  --on-dark:   #F2F0FA;
  --on-dark-dim:#B9B4D6; /* 暗い面の補助の文字。dark 8.98 */
  --line:      #DEDDE6; /* 罫線（装飾） */
  --line-dark: rgba(242, 240, 250, .18);
  --shadow:    0 1px 2px rgba(27, 29, 42, .06), 0 12px 32px -12px rgba(27, 29, 42, .18);

  /* 書体 */
  --jp: "Noto Sans JP", "Hiragino Sans", "Yu Gothic", "Meiryo", sans-serif;
  --en: "Plus Jakarta Sans", "Helvetica Neue", Arial, sans-serif;

  /* 余白（4px 基準） */
  --s1: .25rem; --s2: .5rem; --s3: .75rem; --s4: 1rem; --s5: 1.5rem;
  --s6: 2rem; --s7: 3rem; --s8: 4rem; --s9: 6rem;
  --shell: 74rem;
  --gutter: clamp(1.25rem, 5vw, 4rem);
  --sec-y: clamp(4.5rem, 3rem + 5vw, 8.5rem);
  --header-h: 4.5rem;

  /* 形: UI 部品 = r-m / 写真・面 = r-l / 大きな色面 = r-xl / ボタン = pill */
  --r-s: 8px; --r-m: 14px; --r-l: 24px; --r-xl: 40px; --pill: 999px;

  /* 動き */
  --ease: cubic-bezier(.16, 1, .3, 1);
  --t-fast: .2s;
  --t-reveal: .7s;

  --white:     #FFFFFF;
  --field-line: #8A8DA0; /* 入力欄の枠。white 3.28（UI の境界の 3:1 を満たす） */
  --ok-bg:     #E7F4EE; /* 承認済みの面。上の ok 4.68 */
  --warn-bg:   #FFF7D6; /* 注意の面。上の ink 15.9 */
  --warn-ink:  #8A6400; /* 注意のアイコン（装飾） */
  --on-violet-dim: #E9E4FF; /* 紫の面の補助の文字。violet 5.47 */
  --white-12:  rgba(255, 255, 255, .12);
  --white-55:  rgba(255, 255, 255, .55);
  --node-bg:   rgba(242, 240, 250, .06);
  --hub-ring:  rgba(183, 168, 255, .18);
  --scan-glow: rgba(91, 63, 212, .45);
  --ledger-rule: rgba(91, 63, 212, .09);
  --rule-on-dark: rgba(242, 240, 250, .05);
  --photo-shadow: rgba(0, 0, 0, .6);
  --bars-1:    #5B3FD4;
}

/* ============ 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(--bg); color: var(--ink);
  font-family: var(--jp); font-size: 1rem; line-height: 1.9; letter-spacing: .03em;
  -webkit-font-smoothing: antialiased; overflow-wrap: anywhere; overflow-x: clip;
}
img { display: block; max-width: 100%; height: auto; }
a { color: var(--violet); text-underline-offset: .2em; text-decoration-thickness: 1px; }
:focus-visible { outline: 2px solid var(--violet); outline-offset: 3px; border-radius: 4px; }
.on-dark :focus-visible, .site-footer :focus-visible, .cta :focus-visible, .hero :focus-visible { outline-color: var(--on-dark); }
h1, h2, h3, h4, p, ul, ol, dl, dd, figure { margin: 0; }
/* 和文の見出しは文節で折り返す（対応ブラウザ）。行の長さもそろえる */
body { word-break: auto-phrase; }
p, li, summary, dd { text-wrap: pretty; }
h1, h2 { text-wrap: balance; }
ul[class], ol[class] { list-style: none; padding: 0; }
.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(--card); padding: .5rem 1rem; border-radius: var(--r-s); }
.skip:focus { top: 1rem; }
.nw { white-space: nowrap; }
.num { font-family: var(--en); font-feature-settings: "tnum" 1; letter-spacing: .01em; }
.note { font-size: .8125rem; color: var(--soft); line-height: 1.8; }
.visually-hidden { position: absolute !important; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

/* ============ ヘッダー ============ */
.site-header { position: sticky; top: 0; z-index: 50; background: color-mix(in srgb, var(--bg) 90%, transparent); backdrop-filter: blur(10px); 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: var(--s5); height: var(--header-h); }
.logo { display: inline-flex; align-items: center; gap: .55rem; color: var(--ink); text-decoration: none; flex: none; }
.logo__mark { width: 2rem; height: 2rem; }
.logo__name { font-family: var(--en); font-weight: 800; font-size: 1.25rem; letter-spacing: -.01em; line-height: 1; }
.gnav__list { display: flex; align-items: center; gap: clamp(.75rem, 2vw, 2rem); }
.gnav__link { color: var(--ink); text-decoration: none; font-size: .9375rem; font-weight: 500; padding: .5rem 0; position: relative; white-space: nowrap; }
.gnav__link::after { content: ""; position: absolute; left: 0; right: 0; bottom: .1rem; height: 2px; border-radius: 2px; background: var(--violet); transform: scaleX(0); transition: transform var(--t-fast) var(--ease); }
.gnav__link[aria-current="page"]::after { transform: none; }
.gnav__cta { display: flex; gap: .5rem; margin-left: var(--s2); }
.menu-btn { display: none; }
@media (max-width: 920px) {
  .menu-btn { display: inline-flex; align-items: center; gap: .5rem; min-height: 44px; padding: 0 1rem; border: 1px solid var(--line); border-radius: var(--pill); background: var(--card); color: var(--ink); font: 700 .8125rem/1 var(--en); letter-spacing: .14em; cursor: pointer; white-space: nowrap; flex: none; }
  .menu-btn__bars { width: 16px; height: 8px; position: relative; }
  .menu-btn__bars::before, .menu-btn__bars::after { content: ""; position: absolute; left: 0; right: 0; height: 2px; border-radius: 2px; 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(3px) rotate(45deg); }
  .menu-btn[aria-expanded="true"] .menu-btn__bars::after { transform: translateY(-3px) rotate(-45deg); }
  .gnav { position: fixed; inset: var(--header-h) 0 auto 0; background: var(--bg); border-bottom: 1px solid var(--line); padding: var(--s4) var(--gutter) var(--s6); 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: var(--s5) 0 0; flex-direction: column; }
  .gnav__cta .btn { width: 100%; }
}

/* ============ ボタン ============ */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: .6rem; min-height: 3.25rem; padding: 0 1.6rem; border-radius: var(--pill); border: 1.5px solid var(--violet); background: var(--violet); color: var(--white); font: 700 1rem/1 var(--jp); letter-spacing: .04em; text-decoration: none; cursor: pointer; white-space: nowrap; transition: background-color var(--t-fast) var(--ease), border-color var(--t-fast) var(--ease), color var(--t-fast) var(--ease), transform var(--t-fast) var(--ease); }
.btn:active { transform: translateY(1px); }
.btn--ghost { background: var(--card); color: var(--ink); border-color: var(--line); }
.btn--small { min-height: 2.75rem; padding: 0 1.15rem; font-size: .875rem; }
.btn--light { background: var(--white); color: var(--violet-deep); border-color: var(--white); }
.btn__arrow { width: 1rem; height: 1rem; flex: none; transition: transform var(--t-fast) var(--ease); }
.more { display: inline-flex; align-items: center; gap: .5rem; color: var(--violet); font-weight: 700; text-decoration: none; padding: .35rem 0; }

/* ============ 見出しの型 ============ */
.sec { padding-block: var(--sec-y); position: relative; }
.sec--card { background: var(--card); }
.sec--tint { background: var(--tint); }
.label { display: inline-block; font-family: var(--en); font-weight: 800; font-size: .8125rem; letter-spacing: .14em; text-transform: uppercase; color: var(--violet); line-height: 1.6; }
.sec-head { display: grid; justify-items: start; gap: var(--s4); margin-bottom: clamp(2.5rem, 1.5rem + 3vw, 4rem); max-width: 46rem; }
.sec-head--center { justify-items: center; text-align: center; margin-inline: auto; }
.h2 { font-size: clamp(1.75rem, 1.2rem + 1.9vw, 2.75rem); font-weight: 700; line-height: 1.4; letter-spacing: .02em; }
.h3 { font-size: clamp(1.1875rem, 1.05rem + .45vw, 1.375rem); font-weight: 700; line-height: 1.55; }
.lead { font-size: clamp(1rem, .95rem + .25vw, 1.125rem); color: var(--soft); line-height: 1.95; }
.on-dark { background: var(--dark); color: var(--on-dark); }
.on-dark .lead, .on-dark .note { color: var(--on-dark-dim); }
.on-dark .label { color: var(--violet-soft); }

/* 帳簿の罫（題材の印）: 見せ場の面の背景だけ */
.ledger-bg { background-image: repeating-linear-gradient(to bottom, transparent 0 39px, var(--ledger-rule) 39px 40px); }

/* ============ トップ: 見せ場（濃い面＋写真＋浮かぶ UI 部品） ============ */
.hero { padding-block: clamp(2.5rem, 1.5rem + 3vw, 5rem) clamp(4rem, 3rem + 4vw, 7rem); overflow: clip; background-color: var(--dark); color: var(--on-dark);
  background-image: repeating-linear-gradient(to bottom, transparent 0 47px, var(--rule-on-dark) 47px 48px); }
.hero__grid { display: grid; grid-template-columns: minmax(0, .95fr) minmax(0, 1.05fr); gap: clamp(2rem, 1rem + 3vw, 4.5rem); align-items: center; }
.hero__copy { display: grid; gap: var(--s5); justify-items: start; }
.hero__eyebrow { font-weight: 700; font-size: .9375rem; color: var(--violet-soft); letter-spacing: .06em; }
.chips { display: flex; flex-wrap: wrap; gap: .5rem; }
.chip { display: inline-flex; align-items: center; gap: .35rem; font-size: .8125rem; font-weight: 700; padding: .25rem .75rem; border-radius: var(--pill); background: var(--card); border: 1px solid var(--line); color: var(--ink); line-height: 1.6; }
.chip svg { width: .9rem; height: .9rem; color: var(--violet); flex: none; }
.hero .chip { background: var(--node-bg); border-color: var(--line-dark); color: var(--on-dark); }
.hero .chip svg { color: var(--violet-soft); }
.hero__title { font-size: clamp(2.375rem, 1.3rem + 3.6vw, 4.25rem); font-weight: 700; line-height: 1.28; letter-spacing: .01em; color: var(--white); }
.hero__title .mark { color: var(--note); }
.hero .lead { color: var(--on-dark-dim); max-width: 30em; }
.hero__actions { display: flex; flex-wrap: wrap; gap: .75rem; }
.hero .btn--ghost { background: transparent; color: var(--white); border-color: var(--white-55); }
.hero__fine { font-size: .8125rem; color: var(--on-dark-dim); }

/* デモの舞台: 写真の上に、読み取りカードと仕訳の行を重ねる */
.demo { position: relative; min-height: clamp(32rem, 26rem + 14vw, 41rem); }
.demo__photo { position: absolute; right: 0; top: 0; width: 72%; aspect-ratio: 4 / 5; border-radius: var(--r-l); overflow: hidden; box-shadow: 0 30px 60px -30px var(--photo-shadow); }
.demo__photo img { width: 100%; height: 100%; object-fit: cover; }
.demo__card { position: absolute; left: 0; top: 36%; width: min(20rem, 56%); z-index: 2; }
.demo__row { position: absolute; right: 0; bottom: 0; width: min(25rem, 82%); z-index: 3; }
.demo__replay { position: absolute; right: .9rem; top: .9rem; z-index: 4; display: inline-flex; align-items: center; gap: .35rem; min-height: 2.25rem; padding: 0 .8rem; border: 0; border-radius: var(--pill); background: var(--white); color: var(--ink); font: 500 .75rem/1 var(--jp); cursor: pointer; box-shadow: var(--shadow); }
.demo__replay svg { width: .85rem; height: .85rem; }
.demo__caption { position: absolute; left: 0; bottom: -2.25rem; font-size: .75rem; color: var(--on-dark-dim); }

/* AI が読み取った内容（本物の UI 部品） */
.ui-card { background: var(--card); color: var(--ink); border-radius: var(--r-m); box-shadow: var(--shadow); padding: 1.1rem 1.15rem 1.2rem; border: 1px solid var(--line); }
.ui-card__head { white-space: nowrap; display: flex; align-items: center; justify-content: space-between; gap: .5rem; font-size: .8125rem; font-weight: 700; margin-bottom: .6rem; }
.ui-card__ai { display: inline-flex; align-items: center; gap: .3rem; color: var(--violet); }
.ui-card__ai svg { width: .95rem; height: .95rem; }
.ui-card__bar { height: 4px; border-radius: 4px; background: var(--tint); margin-bottom: .85rem; overflow: hidden; }
.ui-card__bar span { display: block; height: 100%; width: 100%; background: var(--violet); border-radius: 4px; transform-origin: left; transition: transform .35s var(--ease); }
.fields { display: grid; gap: .5rem; }
.field { display: grid; grid-template-columns: 4.75rem minmax(0, 1fr); align-items: center; gap: .5rem; font-size: .8125rem; }
.field__label { color: var(--soft); font-weight: 500; }
.field__value { white-space: nowrap; overflow: hidden; min-width: 0; min-height: 2.1rem; display: flex; align-items: center; gap: .35rem; padding: 0 .65rem; border-radius: var(--r-s); background: var(--bg); border: 1px solid var(--line); font-weight: 700; color: var(--ink); transition: background-color .3s var(--ease), border-color .3s var(--ease); }
.field__value.is-filled { background: var(--tint); border-color: transparent; }
.field__value .spark { width: .8rem; height: .8rem; color: var(--violet); flex: none; opacity: 0; transition: opacity .3s var(--ease); }
.field__value.is-filled .spark { opacity: 1; }
.ui-card__foot { margin-top: .8rem; display: flex; justify-content: space-between; align-items: center; gap: .5rem; font-size: .75rem; color: var(--soft); white-space: nowrap; }

/* 仕訳の1行 */
.entry { display: grid; grid-template-columns: auto minmax(0, 1fr) auto auto; align-items: center; gap: .9rem; background: var(--card); color: var(--ink); border-radius: var(--r-m); border: 1px solid var(--line); box-shadow: var(--shadow); padding: .85rem 1rem; font-size: .8125rem; }
.entry__date { color: var(--soft); }
.entry__acct { font-weight: 700; display: flex; gap: .5rem; align-items: baseline; min-width: 0; white-space: nowrap; }
.entry__acct small { min-width: 0; color: var(--soft); font-weight: 500; overflow: hidden; text-overflow: ellipsis; }
.entry__amt { font-family: var(--en); font-weight: 800; font-size: .9375rem; }
.status { display: inline-flex; align-items: center; gap: .3rem; padding: .2rem .65rem; border-radius: var(--pill); font-size: .75rem; font-weight: 700; white-space: nowrap; background: var(--bg); color: var(--soft); border: 1px solid var(--line); }
.status--ok { background: var(--ok-bg); color: var(--ok); border-color: transparent; }
.status svg { width: .8rem; height: .8rem; }

/* 動き（JS が付ける状態クラスで進める。動きを減らす設定では最初から完成形） */
@media (prefers-reduced-motion: no-preference) {
  .demo .demo__row { transition: opacity .6s var(--ease), transform .6s var(--ease); }
  .demo.is-waiting .demo__row { opacity: 0; transform: translateY(14px); }
}

@media (max-width: 900px) {
  .hero__grid { grid-template-columns: minmax(0, 1fr); }
  .demo { width: min(100%, 36rem); justify-self: center; margin-bottom: 2rem; }
}
@media (max-width: 600px) {
  .demo { min-height: 0; display: grid; gap: 0; }
  .demo__photo { position: relative; width: 100%; aspect-ratio: 4 / 3.6; }
  .demo__card { position: relative; left: auto; top: auto; width: auto; margin: -5.5rem .75rem 0; }
  .demo__row { position: relative; right: auto; bottom: auto; width: auto; margin: .75rem .75rem 0; }
  .demo__caption { position: static; margin-top: .75rem; }
  .entry { grid-template-columns: minmax(0, 1fr) auto; row-gap: .3rem; }
  .entry__date { grid-column: 1; } .entry__amt { grid-column: 2; grid-row: 1; text-align: right; }
  .entry__acct { grid-column: 1; } .entry__acct small { display: none; } .entry .status { grid-column: 2; grid-row: 2; }
  .field { grid-template-columns: 4rem minmax(0, 1fr); }
}

/* ============ 月末の悩み（大1＋小2） ============ */
.pains { display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr); grid-template-rows: auto auto; gap: clamp(1rem, .5rem + 1.5vw, 1.75rem); }
.pains .pain:first-child { grid-row: 1 / span 2; }
.pains .pain:first-child .pain__img { aspect-ratio: 5 / 4; }
.pains .pain:not(:first-child) { grid-template-columns: minmax(0, 12rem) minmax(0, 1fr); column-gap: 1.25rem; align-items: center; }
.pains .pain:not(:first-child) .pain__img { grid-row: span 2; aspect-ratio: 1; margin: 0; align-self: center; }
.pains .pain:not(:first-child) .pain__img img { width: 100%; }
@media (max-width: 860px) { .pains { grid-template-columns: minmax(0, 1fr); } .pains .pain:first-child { grid-row: auto; } }
@media (max-width: 480px) { .pains .pain:not(:first-child) { grid-template-columns: minmax(0, 1fr); } .pains .pain:not(:first-child) .pain__img { aspect-ratio: 4 / 3; } }
.cards3 { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: clamp(1rem, .5rem + 1.5vw, 2rem); }
.pain { background: var(--card); border-radius: var(--r-l); padding: 1.5rem 1.5rem 1.75rem; border: 1px solid var(--line); display: grid; gap: .75rem; align-content: start; }
.pain__img { aspect-ratio: 4 / 3; display: grid; place-items: center; background: var(--white); border-radius: var(--r-m); overflow: hidden; margin-bottom: .5rem; }
.pain__img img { width: 78%; height: 100%; object-fit: contain; }
.pain p { color: var(--soft); font-size: .9375rem; }
@media (max-width: 860px) { .cards3 { grid-template-columns: minmax(0, 1fr); } .pain { grid-template-columns: 9rem minmax(0, 1fr); column-gap: 1.25rem; } .pain__img { grid-row: span 2; margin: 0; aspect-ratio: 1; } }
@media (max-width: 480px) { .pain { grid-template-columns: minmax(0, 1fr); } .pain__img { aspect-ratio: 4 / 3; } }

/* ============ 仕組み 3段: 1本の線でつなぎ、各段に見せ場と同じ UI の断片を置く ============ */
.steps { --gap: clamp(2rem, 1rem + 3vw, 3.5rem); display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); grid-template-rows: repeat(4, auto); column-gap: var(--gap); row-gap: .65rem; }
.step { display: grid; grid-row: span 4; grid-template-rows: subgrid; align-content: start; }
.step p { color: var(--soft); font-size: .9375rem; }
.step__rail { display: flex; align-items: center; gap: .75rem; }
.step__no { flex: none; width: 2.75rem; height: 2.75rem; border-radius: 50%; display: grid; place-items: center; background: var(--violet); color: var(--white); font: 800 .9375rem/1 var(--en); }
.step__verb { font: 800 .8125rem/1 var(--en); letter-spacing: .14em; text-transform: uppercase; color: var(--violet); }
.step__line { position: relative; flex: 1; height: 2px; background: var(--violet-3); margin-right: calc(-1 * var(--gap)); }
.step__line::after { content: ""; position: absolute; right: .4rem; top: 50%; width: .55rem; height: .55rem; border-top: 2px solid var(--violet-3); border-right: 2px solid var(--violet-3); transform: translateY(-50%) rotate(45deg); }
.step__stage { display: grid; grid-template-columns: minmax(0, 1fr); place-items: center; min-height: 15.5rem; padding: 1.5rem 1.25rem; margin: .6rem 0 .6rem; border-radius: var(--r-l); background-color: var(--tint);
  background-image: repeating-linear-gradient(to bottom, transparent 0 23px, var(--ledger-rule) 23px 24px); }
.steps__note { margin-top: 1.25rem; }

/* 撮る: ファインダーの角と、ギザギザの切り口のレシート（題材の印） */
.snap { --c: var(--violet); --l: 1.1rem; --w: 2px; box-sizing: border-box; width: min(100%, 15rem); display: grid; justify-items: center; padding: 1rem 1.25rem; background-repeat: no-repeat;
  background-image: linear-gradient(var(--c), var(--c)), linear-gradient(var(--c), var(--c)), linear-gradient(var(--c), var(--c)), linear-gradient(var(--c), var(--c)),
    linear-gradient(var(--c), var(--c)), linear-gradient(var(--c), var(--c)), linear-gradient(var(--c), var(--c)), linear-gradient(var(--c), var(--c));
  background-size: var(--l) var(--w), var(--w) var(--l), var(--l) var(--w), var(--w) var(--l), var(--l) var(--w), var(--w) var(--l), var(--l) var(--w), var(--w) var(--l);
  background-position: top left, top left, top right, top right, bottom left, bottom left, bottom right, bottom right; }
.receipt { width: 12.5rem; max-width: 100%; background: var(--card); padding: .9rem 1rem 1.4rem; font-size: .75rem; line-height: 1.7; transform: rotate(-2deg);
  -webkit-mask: linear-gradient(#000 0 0) top / 100% calc(100% - 7px) no-repeat, conic-gradient(from -45deg at bottom, #000 90deg, #0000 0) bottom / 14px 7px repeat-x;
  mask: linear-gradient(#000 0 0) top / 100% calc(100% - 7px) no-repeat, conic-gradient(from -45deg at bottom, #000 90deg, #0000 0) bottom / 14px 7px repeat-x; }
.receipt__shop { font-weight: 700; font-size: .8125rem; text-align: center; }
.receipt__date { color: var(--soft); text-align: center; padding-bottom: .4rem; margin-bottom: .4rem; border-bottom: 1px dashed var(--line); }
.receipt__row, .receipt__total { display: flex; justify-content: space-between; gap: .5rem; white-space: nowrap; }
.receipt__total { font-weight: 700; margin-top: .4rem; padding-top: .4rem; border-top: 1px dashed var(--line); }

/* 読む・帳簿へ: 見せ場と同じ UI 部品を小さく */
.mini { width: 100%; max-width: 17rem; }
.mini__ok { margin-top: .75rem; display: flex; align-items: center; gap: .35rem; font-size: .75rem; font-weight: 700; color: var(--ok); white-space: nowrap; }
.mini__ok svg { width: .85rem; height: .85rem; }
.post__row { display: grid; grid-template-columns: minmax(0, 1fr) auto auto; gap: .75rem; align-items: center; font-size: .8125rem; padding: .45rem 0; border-bottom: 1px solid var(--line); white-space: nowrap; }
.post__row:first-of-type { border-top: 1px solid var(--line); }
.post__row .num { font-family: var(--en); font-weight: 700; }
.post__side { font-size: .6875rem; color: var(--soft); }
.post__status { display: flex; flex-wrap: wrap; gap: .4rem; margin-top: .8rem; }

@media (max-width: 860px) {
  .steps { grid-template-columns: minmax(0, 1fr); grid-template-rows: none; row-gap: var(--gap); }
  .step { grid-row: auto; grid-template-rows: none; grid-template-columns: 2.75rem minmax(0, 1fr); column-gap: 1rem; row-gap: .65rem; }
  .step > :not(.step__rail) { grid-column: 2; }
  .step__rail { grid-column: 1; grid-row: 1 / span 3; flex-direction: column; align-self: stretch; }
  .step__verb { display: none; }
  .step__line { width: 2px; height: auto; margin: .5rem 0 calc(-1 * var(--gap)); }
  .step__line::after { right: auto; top: auto; left: 50%; bottom: .4rem; transform: translateX(-50%) rotate(135deg); }
  .step__stage { margin-top: 0; min-height: 0; }
}
@media (max-width: 480px) {
  .step__stage { padding: 1rem .6rem; }
  .snap { padding: .8rem .7rem; }
  .receipt { width: 100%; }
  .mini { padding: .9rem .8rem 1rem; }
  .mini .field { grid-template-columns: 3.75rem minmax(0, 1fr); }
  .mini .ui-card__head .note { display: none; }
}

/* ============ 画面で見る（写真＋浮かぶ UI・UI 部品） ============ */
.screens { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: clamp(2rem, 1rem + 3vw, 4rem); align-items: center; }
.photo-ui { position: relative; }
.photo-ui__img { border-radius: var(--r-l); overflow: hidden; aspect-ratio: 4 / 3.4; }
.photo-ui__img img { width: 100%; height: 100%; object-fit: cover; }
.float { position: absolute; background: var(--card); border-radius: var(--r-m); box-shadow: var(--shadow); padding: .8rem 1rem; display: flex; gap: .7rem; align-items: center; font-size: .8125rem; line-height: 1.6; max-width: 20rem; }
.float__icon { width: 2.25rem; height: 2.25rem; border-radius: 10px; display: grid; place-items: center; background: var(--tint); color: var(--violet); flex: none; }
.float__icon svg { width: 1.2rem; height: 1.2rem; }
.float b { display: block; font-size: .875rem; }
.float--a { left: -1.25rem; bottom: 2rem; }
.float--b { right: -1rem; top: 1.5rem; }
.uiparts { display: grid; gap: 1rem; }
.uipart__title { font-size: .75rem; font-weight: 700; color: var(--soft); letter-spacing: .06em; margin-bottom: .6rem; display: flex; justify-content: space-between; }
.flowbar { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: .5rem; }
.flowbar li { display: grid; gap: .2rem; justify-items: center; text-align: center; font-size: .75rem; color: var(--soft); position: relative; }
.flowbar li::before { content: ""; width: 1.6rem; height: 1.6rem; border-radius: 50%; background: var(--bg); border: 2px solid var(--line); display: block; }
.flowbar li.is-done::before { background: var(--ok); border-color: var(--ok); background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 12.5l4 4 8-9'/%3E%3C/svg%3E"); background-size: 70%; background-position: center; background-repeat: no-repeat; }
.flowbar li.is-now::before { border-color: var(--violet); box-shadow: 0 0 0 4px var(--tint); }
.flowbar li:not(:last-child)::after { content: ""; position: absolute; top: .8rem; left: calc(50% + 1rem); right: calc(-50% + 1rem); height: 2px; background: var(--line); }
.flowbar li.is-done:not(:last-child)::after { background: var(--ok); }
.flowbar b { color: var(--ink); font-size: .8125rem; }
.alert { display: flex; gap: .7rem; align-items: flex-start; padding: .75rem .85rem; border-radius: var(--r-s); background: var(--warn-bg); font-size: .8125rem; line-height: 1.65; }
.alert svg { width: 1.1rem; height: 1.1rem; flex: none; margin-top: .15rem; color: var(--warn-ink); }
.alert b { display: block; }
.bars { display: grid; gap: .55rem; font-size: .75rem; }
.bars li { display: grid; grid-template-columns: 4.5rem minmax(0, 1fr) 4.5rem; gap: .6rem; align-items: center; }
.bars .bar { display: block; height: .55rem; border-radius: 4px; background: var(--violet); }
.bars li:nth-child(2) .bar { background: var(--violet-2); } .bars li:nth-child(3) .bar { background: var(--violet-3); } .bars li:nth-child(4) .bar { background: var(--violet-4); }
.bars .num { text-align: right; font-weight: 700; }
@media (max-width: 860px) { .screens { grid-template-columns: minmax(0, 1fr); } .float--a { left: .75rem; } .float--b { right: .75rem; } }
@media (max-width: 480px) { .float { position: static; margin-top: .75rem; max-width: none; } }

/* ============ 連携（暗い面の図解） ============ */
.panel { border-radius: var(--r-xl); padding: clamp(2rem, 1rem + 4vw, 4.5rem); }
.integr { display: grid; grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr); gap: clamp(2rem, 1rem + 4vw, 5rem); align-items: center; }
.diagram { display: grid; grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr); gap: 0; align-items: center; }
.diagram__col { display: grid; gap: .75rem; }
.node { display: flex; gap: .6rem; align-items: center; padding: .7rem .85rem; border-radius: var(--r-m); background: var(--node-bg); border: 1px solid var(--line-dark); font-size: .8125rem; font-weight: 500; position: relative; }
.node svg { width: 1.1rem; height: 1.1rem; color: var(--violet-soft); flex: none; }
.diagram__col--in .node::after, .diagram__col--out .node::before { content: ""; position: absolute; top: 50%; width: 1.75rem; border-top: 1.5px dashed var(--on-dark-dim); }
.diagram__col--in .node::after { left: 100%; }
.diagram__col--out .node::before { right: 100%; }
.hub { margin-inline: 1.75rem; width: 7.5rem; aspect-ratio: 1; border-radius: var(--r-l); background: var(--card); display: grid; place-items: center; align-content: center; gap: .35rem; box-shadow: 0 0 0 6px var(--hub-ring); }
.hub img { width: 2.6rem; height: 2.6rem; }
.hub span { font-family: var(--en); font-weight: 800; font-size: .8125rem; color: var(--ink); }
@media (max-width: 960px) { .integr { grid-template-columns: minmax(0, 1fr); } }
@media (max-width: 560px) {
  .diagram { grid-template-columns: minmax(0, 1fr); justify-items: stretch; gap: 1rem; }
  .hub { margin: 0 auto; width: 6.5rem; }
  .diagram__col--in .node::after, .diagram__col--out .node::before { display: none; }
}

/* ============ 料金 ============ */
.plans { text-align: left; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: clamp(1rem, .5rem + 1.5vw, 1.75rem); align-items: stretch; }
.plan { position: relative; color: var(--ink); background: var(--card); border: 1px solid var(--line); border-radius: var(--r-l); padding: 2rem 1.75rem; display: flex; flex-direction: column; gap: 1rem; }
.plan--pick { border: 2px solid var(--violet); box-shadow: var(--shadow); }
.plan__badge { position: absolute; top: -.85rem; left: 1.75rem; background: var(--violet); color: var(--white); font-size: .75rem; font-weight: 700; padding: .2rem .8rem; border-radius: var(--pill); }
.plan__name { font-size: 1.125rem; font-weight: 700; }
.plan__for { font-size: .875rem; color: var(--soft); }
.plan__price { display: flex; align-items: baseline; gap: .3rem; flex-wrap: wrap; }
.plan__price .num { font-size: 2.5rem; font-weight: 800; line-height: 1; }
.plan__price small { color: var(--soft); font-size: .8125rem; }
.plan__list { display: grid; gap: .5rem; font-size: .9375rem; border-top: 1px solid var(--line); padding-top: 1rem; }
.plan__list li { display: flex; gap: .5rem; align-items: flex-start; }
.plan__list svg { width: 1.05rem; height: 1.05rem; color: var(--violet); flex: none; margin-top: .3rem; }
.plan .btn { width: 100%; margin-top: auto; }
.billing { display: inline-flex; padding: .3rem; border-radius: var(--pill); background: var(--node-bg); border: 1px solid var(--line-dark); gap: .25rem; margin-bottom: 2rem; }
.billing button { min-height: 2.5rem; padding: 0 1.1rem; border: 0; border-radius: var(--pill); background: transparent; color: var(--on-dark-dim); font: 700 .875rem/1 var(--jp); cursor: pointer; }
.billing button[aria-pressed="true"] { background: var(--white); color: var(--ink); }
@media (max-width: 900px) { .plans { grid-template-columns: minmax(0, 1fr); max-width: 30rem; margin-inline: auto; } }

/* 比較表 */
.compare-wrap { position: relative; overflow-x: auto; border: 1px solid var(--line); border-radius: var(--r-l); background: var(--card); }
.compare { width: 100%; min-width: 40rem; border-collapse: collapse; font-size: .9375rem; }
.compare caption { text-align: left; padding: 1.25rem 1.5rem 0; font-weight: 700; }
.compare th, .compare td { padding: .9rem 1.25rem; border-bottom: 1px solid var(--line); text-align: center; }
.compare thead th { font-size: .875rem; color: var(--soft); }
.compare tbody th { text-align: left; font-weight: 500; }
.compare tr:last-child th, .compare tr:last-child td { border-bottom: 0; }
.compare .yes svg { width: 1.15rem; height: 1.15rem; color: var(--violet); }
.compare .col-pick { background: var(--tint); }

/* ============ 導入の流れ ============ */
.timeline { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 1rem; counter-reset: tl; }
.tl { background: var(--card); border: 1px solid var(--line); border-radius: var(--r-l); padding: 1.5rem; display: grid; gap: .5rem; align-content: start; position: relative; }
.tl__no { font-family: var(--en); font-weight: 800; color: var(--violet); font-size: .8125rem; letter-spacing: .1em; }
.tl__time { justify-self: start; font-size: .75rem; font-weight: 700; background: var(--note); padding: .05rem .55rem; border-radius: 4px; }
.tl p { color: var(--soft); font-size: .9rem; }
@media (max-width: 960px) { .timeline { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 520px) { .timeline { grid-template-columns: minmax(0, 1fr); } }
.split { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: clamp(2rem, 1rem + 4vw, 5rem); align-items: center; }
.split__img { border-radius: var(--r-l); overflow: hidden; aspect-ratio: 4 / 4.4; }
.split__img img { width: 100%; height: 100%; object-fit: cover; }
.split__text { display: grid; gap: var(--s5); justify-items: start; }
.split__text .sec-head { margin-bottom: 0; }
.checks { display: grid; gap: .6rem; }
.checks li { display: flex; gap: .6rem; align-items: flex-start; }
.checks svg { width: 1.15rem; height: 1.15rem; color: var(--violet); flex: none; margin-top: .35rem; }
@media (max-width: 860px) { .split { grid-template-columns: minmax(0, 1fr); } .split__img { aspect-ratio: 4 / 3; } }

/* 縦の手順（導入の流れのページ） */
.vsteps { display: grid; gap: 1.25rem; }
.vstep { display: grid; grid-template-columns: 4.5rem minmax(0, 1fr) minmax(0, 15rem); gap: 1.5rem; align-items: center; background: var(--card); border: 1px solid var(--line); border-radius: var(--r-l); padding: 1.5rem 1.75rem; }
.vstep__no { width: 3.5rem; height: 3.5rem; border-radius: 50%; display: grid; place-items: center; background: var(--tint); color: var(--violet); font: 800 1.25rem/1 var(--en); }
.vstep__body { display: grid; gap: .4rem; }
.vstep__body p { color: var(--soft); }
.vstep__img { justify-self: end; width: 100%; max-width: 13rem; }
@media (max-width: 760px) { .vstep { grid-template-columns: 3.5rem minmax(0, 1fr); } .vstep__img { grid-column: 1 / -1; justify-self: center; max-width: 11rem; } }

/* ============ よくある質問 ============ */
.faq { display: grid; gap: .75rem; }
.faq details { background: var(--card); border: 1px solid var(--line); border-radius: var(--r-m); }
.faq summary { list-style: none; cursor: pointer; padding: 1.1rem 3.25rem 1.1rem 1.25rem; font-weight: 700; position: relative; display: flex; gap: .75rem; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::before { content: "Q"; font-family: var(--en); font-weight: 800; color: var(--violet); flex: none; }
.faq summary::after { content: ""; position: absolute; right: 1.35rem; top: 50%; width: .6rem; height: .6rem; border-right: 2px solid var(--ink); border-bottom: 2px solid var(--ink); transform: translateY(-70%) rotate(45deg); transition: transform var(--t-fast) var(--ease); }
.faq details[open] summary::after { transform: translateY(-30%) rotate(-135deg); }
.faq details > div { padding: 0 1.25rem 1.25rem 2.6rem; color: var(--soft); }
.faq-cats { display: flex; flex-wrap: wrap; gap: .5rem; margin-bottom: 2rem; }
.faq-cats a { display: inline-flex; align-items: center; min-height: 2.75rem; padding: 0 1.1rem; border-radius: var(--pill); border: 1px solid var(--line); background: var(--card); color: var(--ink); text-decoration: none; font-size: .875rem; font-weight: 700; }
.faq-group { padding-top: 2.5rem; }
.faq-group h2 { margin-bottom: 1rem; }

.faq-layout { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 20rem); gap: clamp(1.5rem, 1rem + 3vw, 4rem); align-items: start; }
.aside-card { background: var(--card); border: 1px solid var(--line); border-radius: var(--r-l); padding: 1.75rem; display: grid; gap: .9rem; position: sticky; top: calc(var(--header-h) + 1.5rem); }
.aside-card .num { font-size: 1.375rem; font-weight: 800; }
.aside-card dl { display: grid; gap: .35rem; font-size: .9375rem; }
.aside-card dt { font-size: .75rem; color: var(--soft); font-weight: 700; margin-top: .4rem; }
.aside-card .btn { width: 100%; }
.faq-side { display: grid; gap: .5rem; position: sticky; top: calc(var(--header-h) + 1.5rem); }
.faq-side a { display: block; padding: .7rem 1rem; border-radius: var(--r-s); color: var(--ink); text-decoration: none; font-weight: 700; font-size: .9375rem; border-left: 3px solid var(--line); }
.faq-page { display: grid; grid-template-columns: minmax(0, 13rem) minmax(0, 1fr); gap: clamp(1.5rem, 1rem + 3vw, 4rem); align-items: start; }
.faq-page .faq-group:first-child { padding-top: 0; }
@media (max-width: 960px) { .faq-layout, .faq-page { grid-template-columns: minmax(0, 1fr); } .aside-card, .faq-side { position: static; } .faq-side { display: flex; flex-wrap: wrap; } .faq-side a { border: 1px solid var(--line); border-radius: var(--pill); padding: .5rem 1rem; } }

/* お問い合わせフォーム */
.form { background: var(--card); border: 1px solid var(--line); border-radius: var(--r-l); padding: clamp(1.5rem, 1rem + 2vw, 2.5rem); display: grid; gap: 1.25rem; }
.form__row { display: grid; gap: .4rem; }
.form__row--2 { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1.25rem; }
.form label { font-weight: 700; font-size: .9375rem; }
.form label small { font-weight: 500; color: var(--soft); margin-left: .4rem; font-size: .75rem; }
.form input, .form select, .form textarea { width: 100%; min-height: 3rem; padding: .65rem .9rem; border: 1px solid var(--field-line); border-radius: var(--r-s); background: var(--white); color: var(--ink); font: 400 1rem/1.6 var(--jp); }
.form textarea { min-height: 8rem; resize: vertical; }
.form input:focus-visible, .form select:focus-visible, .form textarea:focus-visible { outline: 2px solid var(--violet); outline-offset: 1px; border-color: var(--violet); }
.form__msg { padding: .9rem 1rem; border-radius: var(--r-s); background: var(--tint); font-size: .9375rem; }
.form__msg[hidden] { display: none; }
@media (max-width: 600px) { .form__row--2 { grid-template-columns: minmax(0, 1fr); } }

/* ============ 下層: ページの頭 ============ */
.page-head { padding-block: clamp(1.5rem, 1rem + 2vw, 3rem) clamp(3rem, 2rem + 3vw, 5rem); background-color: var(--dark); color: var(--on-dark);
  background-image: repeating-linear-gradient(to bottom, transparent 0 47px, var(--rule-on-dark) 47px 48px); }
.page-head .lead { color: var(--on-dark-dim); }
.page-head .crumbs, .page-head .crumbs a { color: var(--on-dark-dim); }
.page-head .page-head__title { color: var(--white); }
.page-head > .shell > .page-head__text .note, .page-head > .shell > .note { color: var(--on-dark-dim); }
.page-head :focus-visible { outline-color: var(--on-dark); }
.crumbs { display: flex; flex-wrap: wrap; gap: .5rem; font-size: .8125rem; color: var(--soft); margin-bottom: clamp(1.5rem, 1rem + 2vw, 3rem); }
.crumbs li + li::before { content: "/"; margin-right: .5rem; color: var(--line); }
.crumbs a { color: var(--soft); }
.page-head__grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: clamp(2rem, 1rem + 4vw, 5rem); align-items: center; }
.page-head__text { display: grid; gap: var(--s4); justify-items: start; }
.page-head__en { font-family: var(--en); font-weight: 800; font-size: .875rem; letter-spacing: .14em; color: var(--violet-soft); text-transform: uppercase; }
.page-head__title { font-size: clamp(2rem, 1.3rem + 2.6vw, 3.25rem); font-weight: 700; line-height: 1.35; }
.page-head--center { text-align: center; }
.page-head--center .page-head__text { justify-items: center; max-width: 46rem; margin-inline: auto; }
.page-head__banner { margin-top: clamp(2rem, 1rem + 3vw, 3.5rem); margin-bottom: calc(-1 * clamp(5rem, 3rem + 5vw, 8rem)); position: relative; border-radius: var(--r-xl); overflow: hidden; aspect-ratio: 21 / 7; }
.page-head__banner img { width: 100%; height: 100%; object-fit: cover; }
.page-head--banner { padding-bottom: 0; }
.page-head--banner + .sec { padding-top: calc(clamp(5rem, 3rem + 5vw, 8rem) + clamp(2rem, 1.5rem + 2vw, 3.5rem)) !important; }
.head-ui { display: grid; gap: 1rem; }
.head-ui .ui-card:nth-child(2) { margin-left: 12%; }
@media (min-width: 861px) { .head-ui .ui-card { zoom: 1.08; } }
@media (max-width: 860px) { .page-head__grid { grid-template-columns: minmax(0, 1fr); } .page-head__banner { aspect-ratio: 16 / 9; border-radius: var(--r-l); } }

/* 機能のページ */
.fnav { position: sticky; top: var(--header-h); z-index: 10; background: color-mix(in srgb, var(--bg) 92%, transparent); backdrop-filter: blur(8px); border-bottom: 1px solid var(--line); }
.fnav ul { list-style: none; margin: 0; padding-left: 0; display: flex; gap: .25rem; overflow-x: auto; padding-block: .6rem; scrollbar-width: thin; }
.fnav a { display: inline-flex; align-items: center; min-height: 2.5rem; padding: 0 .9rem; border-radius: var(--pill); color: var(--ink); text-decoration: none; font-size: .875rem; font-weight: 700; white-space: nowrap; }
.feature { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: clamp(2rem, 1rem + 4vw, 5rem); align-items: center; padding-block: clamp(3.5rem, 2rem + 4vw, 6rem); border-bottom: 1px solid var(--line); }
.feature:last-child { border-bottom: 0; }
.feature--rev > :last-child { order: -1; }
@media (min-width: 861px) { .feature__visual .ui-card { zoom: 1.18; } }
.feature__text { display: grid; gap: var(--s4); justify-items: start; }
.feature__no { font-family: var(--en); font-weight: 800; color: var(--violet); letter-spacing: .1em; font-size: .8125rem; }
.feature__visual { background: var(--tint); border-radius: var(--r-xl); padding: clamp(1.5rem, 1rem + 2vw, 2.75rem); display: grid; gap: 1rem; align-content: center; }
.feature__visual--photo { padding: 0; overflow: hidden; background: none; }
.feature__visual--photo img { width: 100%; height: 100%; object-fit: cover; aspect-ratio: 4 / 4.2; }
.feature__visual--ill { background: var(--card); border: 1px solid var(--line); justify-items: center; }
.feature__visual--ill img { width: min(80%, 20rem); }
@media (max-width: 860px) { .feature { grid-template-columns: minmax(0, 1fr); } .feature--rev > :last-child { order: 0; } }

/* ============ CTA 帯（上辺がレシートの切り口） ============ */
.cta { position: relative; background: var(--violet); color: var(--white); padding-block: clamp(4rem, 3rem + 4vw, 6.5rem); margin-top: 14px; }
.cta::before { content: ""; position: absolute; left: 0; right: 0; top: -14px; height: 14px; background: var(--violet);
  -webkit-mask: conic-gradient(from 135deg at top, transparent, black 1deg 89deg, transparent 90deg) 50% / 28px 100%;
  mask: conic-gradient(from 135deg at top, transparent, black 1deg 89deg, transparent 90deg) 50% / 28px 100%; }
.cta__inner { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 2rem; align-items: center; }
.cta h2 { font-size: clamp(1.625rem, 1.2rem + 1.6vw, 2.5rem); font-weight: 700; line-height: 1.45; }
.cta p { color: var(--on-violet-dim); margin-top: .6rem; }
.cta__actions { display: flex; flex-wrap: wrap; gap: .75rem; }
.cta .btn--ghost { background: transparent; color: var(--white); border-color: var(--white-55); }
@media (max-width: 760px) { .cta__inner { grid-template-columns: minmax(0, 1fr); } }

/* ============ フッター ============ */
.site-footer { background: var(--dark); color: var(--on-dark); padding-top: clamp(3.5rem, 2.5rem + 3vw, 5rem); }
.site-footer a { color: var(--on-dark); text-decoration: none; }
.footer__grid { display: grid; grid-template-columns: minmax(0, 1.4fr) repeat(2, minmax(0, 1fr)); gap: clamp(2rem, 1rem + 3vw, 4rem); padding-bottom: 3rem; }
.footer__logo .logo__name { color: var(--on-dark); }
.footer__about { margin-top: 1rem; color: var(--on-dark-dim); font-size: .9375rem; max-width: 26rem; }
.footer__h { font-family: var(--en); font-weight: 700; font-size: .75rem; letter-spacing: .14em; color: var(--on-dark-dim); margin-bottom: .9rem; }
.footer__list { display: grid; gap: .45rem; font-size: .9375rem; }
.footer__legal { border-top: 1px solid var(--line-dark); padding-block: 1.5rem 2rem; display: flex; flex-wrap: wrap; justify-content: space-between; gap: .5rem 2rem; font-size: .75rem; color: var(--on-dark-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) {
  a:hover { color: var(--violet-deep); }
  .logo:hover { color: var(--ink); }
  .gnav__link:hover { color: var(--violet); }
  .gnav__link:hover::after { transform: none; }
  .btn:hover { background: var(--violet-deep); border-color: var(--violet-deep); color: var(--white); }
  .btn--ghost:hover { background: var(--card); border-color: var(--ink); color: var(--ink); }
  .btn--light:hover { background: var(--tint); border-color: var(--tint); color: var(--violet-deep); }
  .cta .btn--ghost:hover { background: var(--white-12); border-color: var(--white); color: var(--white); }
  .btn:hover .btn__arrow, .more:hover .btn__arrow { transform: translateX(3px); }
  .more:hover { color: var(--violet-deep); }
  .faq-cats a:hover, .fnav a:hover, .faq-side a:hover { background: var(--tint); color: var(--ink); }
  .faq-side a:hover { border-left-color: var(--violet); }
  .hero .btn--ghost:hover { background: var(--white-12); border-color: var(--white); color: var(--white); }
  .demo__replay:hover { color: var(--ink); border-color: var(--ink); }
  .site-footer a:hover { color: var(--violet-soft); }
}

/* ============ 出現の動き（JS が使えるときだけ） ============ */
@media (prefers-reduced-motion: no-preference) {
  /* design-lint: allow M-11 — .js-motion は head の1行の JS が付ける。JS が無ければ最初から見える */
  .js-motion [data-reveal] { opacity: 0; transform: translateY(16px); transition: opacity var(--t-reveal) var(--ease), transform var(--t-reveal) var(--ease); }
  .js-motion [data-reveal].is-in { opacity: 1; transform: none; }
}

/* ごく狭い画面 */
@media (max-width: 360px) {
  .logo__name { font-size: 1.0625rem; }
  .menu-btn { padding: 0 .75rem; }
}