/* AOI行政書士事務所 — 藍色の紙に明朝の見出し。年配の読み手を想定し、本文はUDゴシックで大きめに */
:root {
  --paper: #f4f7f6;
  --surface: #ffffff;
  --ink: #1c2a33;
  --muted: #52626b;
  --ai: #234260;        /* 藍：見出し・ボタン */
  --on-ai: #ffffff;
  --leaf: #3d6a58;      /* 葵の葉：小さな印だけ */
  --line: #d3dcdf;
  --soft: #e7eff0;      /* 藍をうすくした帯 */
  --veil-strong: rgba(255, 255, 255, 0.9); /* ヒーロー写真にかける白 */
  --veil-light: rgba(255, 255, 255, 0.35);
  --wood-veil: rgba(14, 22, 32, 0.6);  /* 顧問プランの本棚にかける紺 */
  --on-wood: #f6efe6;
  --on-wood-muted: #e2d6c8;
  --font-display: "Shippori Mincho B1", "Hiragino Mincho ProN", "Yu Mincho", serif;
  --font-body: "BIZ UDPGothic", "Hiragino Sans", "Yu Gothic", "Meiryo", sans-serif;
  --step-0: 1.0625rem;
  --step-1: 1.25rem;
  --step-2: 1.6rem;
  --step-3: clamp(1.7rem, 1.2rem + 2.2vw, 2.5rem);
  --wrap: 68rem;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --paper: #11191f; --surface: #18232a; --ink: #e4ebee; --muted: #a1b0b8;
    --ai: #9ec1dd; --on-ai: #0f1a22; --leaf: #8fc0aa; --line: #2b3a43; --soft: #1d2b34;
    --veil-strong: rgba(24, 35, 42, 0.92); --veil-light: rgba(24, 35, 42, 0.55);
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --paper: #11191f; --surface: #18232a; --ink: #e4ebee; --muted: #a1b0b8;
  --ai: #9ec1dd; --on-ai: #0f1a22; --leaf: #8fc0aa; --line: #2b3a43; --soft: #1d2b34;
    --veil-strong: rgba(24, 35, 42, 0.92); --veil-light: rgba(24, 35, 42, 0.55);
  color-scheme: dark;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: var(--step-0);
  line-height: 1.9;
  font-feature-settings: "palt" 0;
}
img { max-width: 100%; height: auto; }
a { color: var(--ai); text-underline-offset: 0.2em; }
a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible, summary:focus-visible {
  outline: 3px solid var(--leaf); outline-offset: 2px;
}
h1, h2, h3 { font-family: var(--font-display); line-height: 1.45; text-wrap: balance; word-break: auto-phrase; margin: 0; font-weight: 700; }
p { margin: 0; }

.wrap {
  max-width: var(--wrap);
  margin-inline: auto;
  padding-left: max(16px, env(safe-area-inset-left, 0px));
  padding-right: max(16px, env(safe-area-inset-right, 0px));
}

/* ヘッダー */
.site-head { background: var(--surface); border-bottom: 1px solid var(--line); }
.head-in { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 12px 24px; padding-block: 18px; }
.brand { display: grid; text-decoration: none; color: var(--ink); }
.brand-sub { font-size: 0.8rem; color: var(--muted); letter-spacing: 0.04em; }
.brand-name { font-family: var(--font-display); font-size: 1.55rem; font-weight: 700; color: var(--ai); letter-spacing: 0.06em; line-height: 1.3; }
.head-actions { display: flex; align-items: center; gap: 20px; }
.head-btn { min-height: 46px; padding: 8px 20px; }
.head-tel { display: grid; text-align: right; }
.tel-label { font-size: 0.8rem; color: var(--muted); }
.tel-num { font-size: 1.45rem; font-weight: 700; color: var(--ink); text-decoration: none; letter-spacing: 0.04em; font-variant-numeric: tabular-nums; }
.gnav { border-top: 1px solid var(--line); }
.gnav ul { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; }
.gnav a {
  display: block; padding: 12px 18px; text-decoration: none; color: var(--ink);
  border-bottom: 3px solid transparent;
}
.gnav li:first-child a { padding-left: 0; }
.gnav a:hover { color: var(--ai); }
.gnav a[aria-current="page"] { border-bottom-color: var(--ai); color: var(--ai); font-weight: 700; }

/* 見出しとセクション */
.section { padding-block: 64px; }
.section + .section { border-top: 1px solid var(--line); }
.section-band { background: var(--soft); }
.sec-head { display: grid; gap: 8px; margin-bottom: 32px; }
.eyebrow { font-size: 0.85rem; color: var(--leaf); letter-spacing: 0.12em; font-weight: 700; }
.sec-head h2 { font-size: var(--step-2); color: var(--ai); }
.sec-lead { color: var(--muted); max-width: 40em; }
.prose { max-width: 40em; display: grid; gap: 1.1em; }

/* ヒーロー */
.hero { position: relative; background: var(--surface) url("img/hero-bg.jpg") center / cover no-repeat; border-bottom: 1px solid var(--line); }
.hero::before { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, var(--veil-strong) 0%, var(--veil-strong) 38%, var(--veil-light) 100%); }
.hero-in { position: relative; }
.hero-in { display: grid; grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr); gap: 40px; align-items: center; padding-block: 56px; }
.hero h1 { font-size: var(--step-3); color: var(--ink); }
.hero h1 em { font-style: normal; color: var(--ai); }
.hero-sub { margin-top: 14px; font-family: var(--font-display); font-size: var(--step-1); font-weight: 700; color: var(--ai); line-height: 1.6; }
.hero-lead { margin-top: 20px; color: var(--muted); max-width: 34em; }
.hero-cta { margin-top: 28px; display: flex; flex-wrap: wrap; gap: 12px; }
.hero-facts { list-style: none; margin: 0; padding: 24px; border: 1px solid var(--line); background: var(--paper); display: grid; gap: 18px; }
.hero-facts li { display: grid; gap: 2px; padding-left: 16px; border-left: 3px solid var(--leaf); }
.hero-facts b { font-size: var(--step-1); color: var(--ai); font-family: var(--font-display); }
.hero-facts span { font-size: 0.9rem; color: var(--muted); }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  min-height: 52px; padding: 10px 24px; border-radius: 4px;
  font: inherit; font-weight: 700; text-decoration: none; cursor: pointer;
  border: 2px solid var(--ai);
}
.btn-primary { background: var(--ai); color: var(--on-ai); }
.btn-primary:hover { filter: brightness(1.1); }
.btn-ghost { background: transparent; color: var(--ai); }
.btn-ghost:hover { background: var(--soft); }

/* 任せる理由 */
.reasons { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; }
.reason { background: var(--surface); border: 1px solid var(--line); padding: 24px; display: grid; gap: 8px; align-content: start; }
.reason h3 { font-size: var(--step-1); color: var(--ai); }

.pains { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.pains .reason { align-content: start; padding: 22px 24px; gap: 8px; }
.pains .reason p { padding-left: calc(1em + 12px); color: var(--muted); font-size: 0.95rem; line-height: 1.8; }
.pains .reason h3 { display: grid; grid-template-columns: auto minmax(0, 1fr); gap: 12px; align-items: baseline; font-size: 1.15rem; word-break: keep-all; overflow-wrap: anywhere; }
.pains .reason h3::before { content: "✓"; color: var(--leaf); font-family: var(--font-body); font-weight: 700; }


/* 落とし穴 */
.risks { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 40px; border-top: 2px solid var(--ai); }
.risk { display: grid; gap: 8px; padding-block: 24px; border-bottom: 1px solid var(--line); align-content: start; }
.risk h3 { font-size: var(--step-1); color: var(--ai); }

/* 顧問の3つの場面 */
.pillars { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; }
.pillar { background: var(--surface); border: 1px solid var(--line); border-top: 4px solid var(--ai); padding: 26px; display: grid; gap: 10px; align-content: start; }
.pillar-tag { font-size: 0.85rem; font-weight: 700; color: var(--leaf); letter-spacing: 0.08em; }
.pillar h3 { font-size: var(--step-1); }
.pillar ul, .plan-common ul { margin: 0; padding-left: 1.2em; }
.pillar li + li, .plan-common li + li { margin-top: 6px; }

/* 顧問プラン（本棚の背景） */
.plan-band { position: relative; background: #1a2430 url("img/shelf-bg.jpg") center / cover no-repeat; }
.plan-band::before { content: ""; position: absolute; inset: 0; background: var(--wood-veil); }
.plan-band > .wrap { position: relative; }
.plan-band .eyebrow { color: var(--on-wood-muted); }
.plan-band .sec-head h2 { color: var(--on-wood); }
.plan-band .sec-lead { color: var(--on-wood-muted); }
.plan-band .sec-head { text-shadow: 0 1px 8px rgba(0, 0, 0, 0.6); }
.plan-band .plan, .plan-band .plan-common { box-shadow: 0 10px 30px rgba(0, 0, 0, 0.25); }
.plan-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px; align-items: start; }
.plan-main { border: 2px solid var(--ai); }
.plan-common { margin-top: 24px; background: var(--surface); border: 1px solid var(--line); padding: 24px 28px; display: grid; gap: 10px; }
.plan-common h3 { font-family: var(--font-body); font-size: 1.05rem; color: var(--ai); }

/* よくあるご質問 */
.faq { display: grid; gap: 12px; max-width: 48em; }
.faq details { background: var(--surface); border: 1px solid var(--line); }
.faq summary { cursor: pointer; padding: 16px 20px; font-weight: 700; color: var(--ink); }
.faq summary::marker { color: var(--ai); }
.faq details p { padding: 0 20px 20px; color: var(--muted); }

/* 期限の表 */
.deadline-scroll { overflow-x: auto; }
.deadline { width: 100%; border-collapse: collapse; background: var(--surface); min-width: 34rem; }
.deadline th, .deadline td { border: 1px solid var(--line); padding: 14px 16px; text-align: left; vertical-align: top; }
.deadline thead th { background: var(--soft); font-size: 0.9rem; color: var(--muted); font-weight: 700; }
.deadline .limit { font-family: var(--font-display); font-size: var(--step-1); color: var(--ai); white-space: nowrap; font-weight: 700; font-variant-numeric: tabular-nums; }
.deadline .who { color: var(--muted); font-size: 0.9rem; white-space: nowrap; }
.compare tbody th { background: var(--soft); font-weight: 700; white-space: nowrap; font-size: 0.95rem; }
.compare thead th:last-child { color: var(--ai); }
.note { margin-top: 16px; font-size: 0.9rem; color: var(--muted); }

/* サービス */
.services { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; }
.service { background: var(--surface); border: 1px solid var(--line); border-top: 4px solid var(--ai); padding: 28px; display: grid; gap: 12px; align-content: start; }
.service h3 { font-size: var(--step-1); }
.price { font-family: var(--font-display); font-size: var(--step-2); color: var(--ai); font-weight: 700; font-variant-numeric: tabular-nums; line-height: 1.3; }
.price small { font-family: var(--font-body); font-size: 0.85rem; color: var(--muted); font-weight: 400; }
.service .more { justify-self: start; }

/* 特徴（順番ではないので番号なし） */
.features { display: grid; gap: 0; border-top: 1px solid var(--line); }
.feature { display: grid; grid-template-columns: minmax(0, 15em) minmax(0, 1fr); gap: 8px 32px; padding-block: 24px; border-bottom: 1px solid var(--line); }
.feature h3 { font-size: var(--step-1); color: var(--ai); }

/* 流れ（順番がある） */
.flow { list-style: none; margin: 0; padding: 0; display: grid; gap: 16px; counter-reset: step; }
.flow li { counter-increment: step; display: grid; grid-template-columns: 3.2rem minmax(0, 1fr); gap: 4px 20px; background: var(--surface); border: 1px solid var(--line); padding: 24px; }
.flow li::before {
  content: counter(step); grid-row: span 2;
  width: 3.2rem; height: 3.2rem; border-radius: 50%;
  display: grid; place-items: center;
  background: var(--ai); color: var(--on-ai);
  font-family: var(--font-display); font-size: 1.4rem; font-weight: 700;
}
.flow h3 { font-size: var(--step-1); }

/* 問い合わせの帯 */
.cta-band { background: var(--ai); color: var(--on-ai); }
.cta-in { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 20px 32px; padding-block: 48px; }
.cta-band h2 { font-size: var(--step-2); }
.cta-band p { opacity: 0.9; }
.cta-tel { font-size: 1.9rem; font-weight: 700; color: var(--on-ai); text-decoration: none; font-variant-numeric: tabular-nums; letter-spacing: 0.04em; }
.cta-band .btn { border-color: var(--on-ai); color: var(--on-ai); background: transparent; }
.cta-band .btn:hover { background: rgba(127, 127, 127, 0.15); }
.cta-actions { display: grid; gap: 8px; justify-items: start; }

/* 下層ページの見出し */
.page-head { background: var(--surface); border-bottom: 1px solid var(--line); }
.page-head .wrap { padding-block: 40px; }
.page-head h1 { font-size: var(--step-3); color: var(--ai); }
.page-head p { margin-top: 8px; color: var(--muted); }

/* 料金 */
.plan { background: var(--surface); border: 1px solid var(--line); padding: 32px; display: grid; gap: 24px; }
.plans { display: grid; gap: 28px; }
.plan-head { display: grid; gap: 6px; }
.tag { justify-self: start; font-size: 0.8rem; font-weight: 700; letter-spacing: 0.08em; color: var(--leaf); border: 1px solid var(--leaf); padding: 0 10px; border-radius: 999px; }
.plan-title { font-size: var(--step-1); color: var(--ink); }
.plan-cols { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px 40px; }
.plan h4 { margin: 0 0 6px; font-size: 1.05rem; color: var(--ai); }
.stack { display: grid; gap: 20px; align-content: start; }
.plan ul { margin: 0; padding-left: 1.2em; }
.plan li + li { margin-top: 4px; }

/* 表 */
.info { width: 100%; border-collapse: collapse; background: var(--surface); }
.info th, .info td { border: 1px solid var(--line); padding: 14px 18px; text-align: left; vertical-align: top; }
.info th { width: 9em; background: var(--soft); font-weight: 700; white-space: nowrap; }
.info td { font-variant-numeric: tabular-nums; }
.career { list-style: none; margin: 0; padding: 0; display: grid; gap: 14px; }
.career b { display: block; }
.career span { color: var(--muted); font-size: 0.95rem; }

.area { display: grid; gap: 12px; }
.office { display: grid; gap: 24px; }
.profile { display: grid; grid-template-columns: minmax(0, 17rem) minmax(0, 1fr); gap: 24px 32px; align-items: start; }
.portrait { margin: 0; }
.portrait img { display: block; width: 100%; max-width: 100%; aspect-ratio: 4 / 5; object-fit: cover; border: 1px solid var(--line); }
section[id] { scroll-margin-top: 16px; }
@media (prefers-reduced-motion: no-preference) { html { scroll-behavior: smooth; } }

.site-foot .policy-box { grid-column: 1 / -1; margin-top: 0; }
.policy-box { margin-top: 32px; background: var(--surface); border: 1px solid var(--line); }
.policy-box summary { cursor: pointer; padding: 16px 20px; font-weight: 700; color: var(--ai); }
.policy-box .policy { padding: 0 20px 24px; gap: 18px; font-size: 0.95rem; }
.policy h3 { font-family: var(--font-body); font-size: 1rem; color: var(--ai); margin-bottom: 4px; }

/* フォーム */
.contact-grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.6fr); gap: 32px; align-items: start; }
.tel-box { background: var(--surface); border: 1px solid var(--line); border-top: 4px solid var(--ai); padding: 28px; display: grid; gap: 10px; }
.tel-box .tel-num { font-size: 1.9rem; color: var(--ai); }
.after-steps { margin: 0; padding-left: 1.4em; display: grid; gap: 8px; }
.form { background: var(--surface); border: 1px solid var(--line); padding: 28px; display: grid; gap: 22px; }
.field { display: grid; gap: 6px; }
.field > label, .field > legend { font-weight: 700; }
.req, .opt { font-size: 0.75rem; font-weight: 700; padding: 1px 8px; border-radius: 3px; margin-left: 8px; vertical-align: 2px; }
.req { background: var(--ai); color: var(--on-ai); }
.opt { border: 1px solid var(--line); color: var(--muted); }
fieldset.field { border: 0; padding: 0; margin: 0; }
.form input[type="text"], .form input[type="email"], .form input[type="tel"], .form textarea, .form select {
  font: inherit; color: var(--ink); background: var(--paper);
  border: 1px solid var(--line); border-radius: 4px; padding: 12px 14px; width: 100%;
}
.form textarea { min-height: 10rem; resize: vertical; }
.checks { display: flex; flex-wrap: wrap; gap: 8px 24px; }
.checks label { display: inline-flex; align-items: center; gap: 8px; }
.checks input { width: 1.2rem; height: 1.2rem; accent-color: var(--ai); }
.hint { font-size: 0.85rem; color: var(--muted); }
.hp-field { position: absolute; left: -9999px; width: 1px; height: 1px; opacity: 0; }
.form button[disabled] { opacity: 0.6; cursor: wait; }
.form-msg { padding: 14px 16px; background: var(--soft); border-left: 4px solid var(--leaf); }

/* プライバシー */
.policy { max-width: 44em; display: grid; gap: 28px; }
.policy h2 { font-size: var(--step-1); color: var(--ai); margin-bottom: 6px; }
.policy ul { margin: 6px 0 0; padding-left: 1.2em; }

/* フッター */
.site-foot { background: var(--surface); border-top: 1px solid var(--line); }
.foot-in { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.4fr); gap: 24px 48px; padding-block: 40px; }
.foot-dl { margin: 0; display: grid; grid-template-columns: max-content minmax(0, 1fr); gap: 4px 16px; font-size: 0.92rem; }
.foot-dl dt { color: var(--muted); }
.foot-dl dd { margin: 0; font-variant-numeric: tabular-nums; }
.foot-meta { grid-column: 1 / -1; display: flex; flex-wrap: wrap; justify-content: space-between; gap: 8px 24px; padding-top: 20px; border-top: 1px solid var(--line); font-size: 0.85rem; color: var(--muted); }

/* スマホ下の電話バー */
.callbar { display: none; }

@media (max-width: 1000px) and (min-width: 761px) {
  .pains { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .pillars { grid-template-columns: minmax(0, 1fr); }
}

@media (max-width: 760px) {
  .hero-in, .contact-grid, .foot-in, .profile { grid-template-columns: minmax(0, 1fr); }
  .portrait { max-width: 17rem; }
  .head-actions { display: none; }
  .hero-in { padding-block: 40px; gap: 28px; }
  .hero::before { background: var(--veil-strong); }
  .reasons, .services, .plan-cols, .pains, .risks, .pillars, .plan-grid { grid-template-columns: minmax(0, 1fr); }
  .feature { grid-template-columns: minmax(0, 1fr); }
  .section { padding-block: 48px; }
  .head-tel { display: none; }
  .gnav a { padding: 10px 12px; }
  .plan { padding: 22px; }
  .flow li { grid-template-columns: 2.6rem minmax(0, 1fr); padding: 20px; gap: 4px 14px; }
  .flow li::before { width: 2.6rem; height: 2.6rem; font-size: 1.15rem; }
  .deadline { min-width: 0; }
  .deadline th, .deadline td { padding: 12px 10px; }
  .deadline .who { white-space: normal; }
  .deadline .limit { font-size: 1.05rem; }
  .info th { width: 6.5em; }
  .info th, .info td { padding: 12px; }
  body { padding-bottom: calc(68px + env(safe-area-inset-bottom, 0px)); }
  .callbar {
    display: grid; grid-template-columns: minmax(0, 1fr); gap: 8px;
    position: fixed; left: 0; right: 0; bottom: 0; z-index: 10;
    background: var(--surface); border-top: 1px solid var(--line);
    padding-top: 8px;
    padding-bottom: calc(8px + env(safe-area-inset-bottom, 0px));
    padding-left: max(12px, env(safe-area-inset-left, 0px));
    padding-right: max(12px, env(safe-area-inset-right, 0px));
  }
  .callbar a { min-height: 48px; padding: 6px 8px; font-size: 0.95rem; }
}

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; scroll-behavior: auto !important; }
}