:root{
  --ai:#22355A;        /* 藍：おまもり袋・見出し */
  --ai-deep:#172540;
  --ink:#1E2430;       /* 本文 */
  --sub:#5B6472;
  --paper:#FFFFFF;
  --mist:#EEF2F6;      /* 区切りの背景 */
  --line:#D9DFE7;
  --ok:#2E7D5B;        /* 正常 */
  --shu:#C8432E;       /* 朱：異常・お知らせ */
  --gold:#C9A75C;      /* 紐・結び目 */
  --line-green:#06C755;
  --radius-s:8px; --radius-m:14px;
  --mincho:"Zen Old Mincho",serif;
  --gothic:"Zen Kaku Gothic New",system-ui,sans-serif;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--gothic);font-size:17px;line-height:1.85;letter-spacing:.02em}
img,svg{display:block;max-width:100%}
a{color:var(--ai)}
a:focus-visible,button:focus-visible,summary:focus-visible{outline:3px solid var(--gold);outline-offset:3px;border-radius:4px}
.wrap{width:min(1080px,100% - 32px);margin-inline:auto}
.narrow{width:min(720px,100% - 32px);margin-inline:auto}
h1,h2,h3{word-break:auto-phrase;text-wrap:balance;font-family:var(--mincho);font-weight:700;color:var(--ai-deep);line-height:1.45;letter-spacing:.04em;margin:0}
h1{font-size:clamp(30px,5.4vw,52px)}
h2{font-size:clamp(24px,3.6vw,34px);margin-bottom:.9em}
h3{font-size:20px;margin-bottom:.4em}
p{margin:0 0 1em}
.lead{word-break:auto-phrase;font-size:clamp(17px,2vw,19px);color:var(--sub);max-width:34em}

/* ヘッダー */
.site-head{border-bottom:1px solid var(--line);background:var(--paper)}
.site-head .wrap{display:flex;align-items:center;justify-content:space-between;height:64px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ai-deep);font-family:var(--mincho);font-weight:700;font-size:19px;letter-spacing:.06em}
.brand svg{width:22px;height:30px}
.head-link{font-size:15px;text-decoration:none;color:var(--ai);font-weight:500}

/* ヒーロー */
.hero{padding:64px 0 80px}
.hero .wrap{display:grid;grid-template-columns:1.1fr .9fr;gap:56px;align-items:center}
.hero h1{margin-bottom:.6em}
.price-line{margin:28px 0 0;display:flex;flex-wrap:wrap;gap:8px 20px;align-items:baseline}
.price-line strong{font-family:var(--mincho);font-size:30px;color:var(--ai-deep)}
.price-line span{color:var(--sub);font-size:15px}
.actions{margin-top:28px;display:flex;flex-wrap:wrap;gap:12px}
.btn{display:inline-flex;align-items:center;gap:8px;padding:14px 26px;border-radius:999px;font-weight:700;text-decoration:none;font-size:16px;border:2px solid var(--ai)}
.btn-primary{background:var(--ai);color:#fff}
.btn-primary:hover{background:var(--ai-deep)}
.btn-ghost{color:var(--ai);background:transparent}
.note{font-size:14px;color:var(--sub);margin-top:14px}

/* おまもり（ヒーローの見本） */
.omamori{position:relative;margin-inline:auto;width:min(340px,100%);padding-top:46px}
.omamori .cord{position:absolute;z-index:2;top:0;left:50%;transform:translateX(-50%);width:74px;height:62px}
.pouch{position:relative;background:var(--ai);color:#fff;border-radius:96px 96px 18px 18px;padding:70px 28px 30px;
  background-image:
    radial-gradient(circle at 0 100%,transparent 13px,rgba(255,255,255,.06) 14px,rgba(255,255,255,.06) 15px,transparent 16px),
    radial-gradient(circle at 100% 100%,transparent 13px,rgba(255,255,255,.06) 14px,rgba(255,255,255,.06) 15px,transparent 16px);
  background-size:32px 16px;box-shadow:0 18px 40px -18px rgba(23,37,64,.55)}
.pouch::before{content:"";position:absolute;inset:10px;border:1px solid rgba(201,167,92,.55);border-radius:88px 88px 12px 12px;pointer-events:none}
.pouch .title{font-family:var(--mincho);font-size:22px;text-align:center;letter-spacing:.3em;margin-bottom:6px}
.pouch .shop{text-align:center;font-size:14px;opacity:.8;margin-bottom:18px}
.dot{width:10px;height:10px;border-radius:50%;background:var(--line-green);display:inline-block;flex:none}
.pouch{padding-left:20px;padding-right:20px}
.talk{background:#8CABD8;border-radius:var(--radius-m);padding:14px 12px 16px}
.talk-row{display:flex;gap:8px;align-items:flex-start}
.avatar{width:34px;height:34px;border-radius:50%;background:#fff;display:grid;place-items:center;flex:none}
.avatar svg{width:18px;height:22px}
.talk-col{display:flex;flex-direction:column;gap:6px;min-width:0}
.talk-name{font-size:11px;color:#fff;line-height:1.2}
.bub{position:relative;background:#fff;color:var(--ink);border-radius:16px;padding:8px 12px;font-size:14px;line-height:1.6;width:fit-content;max-width:100%}
.bub.first{border-top-left-radius:4px}
.bub.first::before{content:"";position:absolute;left:-6px;top:0;border-top:8px solid #fff;border-left:8px solid transparent}
.bub b{font-weight:700}
.bub-line{display:flex;align-items:flex-end;gap:6px}
.bub-line time{font-size:10px;color:#fff;white-space:nowrap;line-height:1.2}
.report-via{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--sub);margin:0 0 8px}
.pouch .stamp{font-size:12px;text-align:center;opacity:.75;margin-top:14px}

/* セクション */
.sec{padding:84px 0}
.sec.mist{background:var(--mist)}
.sec-intro{color:var(--sub);max-width:36em;margin-bottom:40px}

/* よくある困りごと */
.voices{display:grid;grid-template-columns:repeat(2,1fr);gap:18px 28px;list-style:none;padding:0;margin:0}
.voices li{position:relative;padding:18px 20px 18px 54px;background:var(--paper);border-radius:var(--radius-m);border:1px solid var(--line)}
.voices li::before{content:"";position:absolute;left:20px;top:24px;width:18px;height:18px;border-radius:50%;border:2px solid var(--shu)}
.voices + p{margin-top:32px;font-weight:500}

/* 見守る項目 */
.watch{display:grid;grid-template-columns:1.25fr 1fr;gap:28px}
.watch-box{border-radius:var(--radius-m);padding:32px}
.watch-box.maps{background:var(--ai);color:#fff}
.watch-box.maps h3{color:#fff}
.watch-box.site{background:var(--paper);border:1px solid var(--line)}
.watch-box ul{margin:16px 0 0;padding:0;list-style:none}
.watch-box li{padding:12px 0;border-top:1px solid rgba(127,140,160,.3)}
.watch-box li b{display:block;font-weight:700}
.watch-box li span{font-size:15px;opacity:.85}
.watch-box .freq{font-size:14px;margin:0;opacity:.8}

/* 流れ */
.steps{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(3,1fr);gap:28px;counter-reset:s}
.steps li{counter-increment:s;padding-top:18px;border-top:3px solid var(--ai)}
.steps li::before{content:counter(s);font-family:var(--mincho);font-size:34px;color:var(--ai);display:block;line-height:1;margin-bottom:12px}

/* LINE */
.line-wrap{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.chat{background:#8CABD8;border-radius:22px;padding:22px 16px;display:flex;flex-direction:column;gap:12px;max-width:380px;margin-inline:auto;width:100%}
.chat .b{max-width:84%;padding:10px 14px;border-radius:18px;font-size:15px;line-height:1.65}
.chat .me{align-self:flex-end;background:#C7F2A4;border-bottom-right-radius:6px}
.chat .ai{align-self:flex-start;background:#fff;border-bottom-left-radius:6px}
.chat .alert{align-self:flex-start;background:#fff;border-left:4px solid var(--shu);border-radius:10px}
.chat .who{font-size:12px;color:#fff;align-self:flex-start;margin-bottom:-8px}
.small{font-size:14px;color:var(--sub)}

/* レポート */
.report{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius-m);padding:28px 30px;max-width:520px}
.report h3{font-size:18px}
.report dl{display:grid;grid-template-columns:auto 1fr;gap:6px 18px;margin:14px 0 0;font-size:15px}
.report dt{color:var(--sub)}
.report dd{margin:0;font-weight:500}
.split{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}

/* 料金 */
.plan{border:2px solid var(--ai);border-radius:var(--radius-m);padding:36px;display:grid;grid-template-columns:1fr 1fr;gap:36px;background:var(--paper)}
.plan .amount{font-family:var(--mincho);font-size:clamp(40px,6vw,56px);color:var(--ai-deep);line-height:1.1}
.plan .amount small{font-family:var(--gothic);font-size:16px;color:var(--sub);margin-left:6px}
.plan .alt{margin-top:10px;color:var(--sub)}
.plan ul{margin:0;padding-left:1.2em}
.plan li{margin-bottom:6px}
.plan .not{margin-top:18px;font-size:15px;color:var(--sub)}

/* FAQ */
.faq details{border-bottom:1px solid var(--line);padding:6px 0}
.faq summary{cursor:pointer;list-style:none;padding:16px 36px 16px 0;font-weight:700;position:relative}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"";position:absolute;right:8px;top:24px;width:10px;height:10px;border-right:2px solid var(--ai);border-bottom:2px solid var(--ai);transform:rotate(45deg);transition:transform .2s}
.faq details[open] summary::after{transform:rotate(-135deg);top:28px}
.faq details p{color:var(--sub);padding-right:24px}

/* お問い合わせ */
.contact{text-align:center}
.contact .lead{margin-inline:auto}

/* フッター */
.site-foot{background:var(--ai-deep);color:#C9D2E0;padding:40px 0;font-size:14px}
.site-foot .wrap{display:flex;flex-wrap:wrap;justify-content:space-between;gap:16px}
.site-foot a{color:#fff;text-decoration:none;margin-right:18px}
.site-foot a:hover{text-decoration:underline}

/* 規約などの本文ページ */
.doc{padding:56px 0 80px}
.doc h1{font-size:clamp(26px,4vw,34px);margin-bottom:1em}
.doc h2{font-size:20px;margin:2em 0 .6em}
.doc ul,.doc ol{padding-left:1.4em}
.doc table{border-collapse:collapse;width:100%;font-size:16px}
.doc th,.doc td{border-bottom:1px solid var(--line);padding:14px 10px;text-align:left;vertical-align:top}
.doc th{width:32%;color:var(--sub);font-weight:500}
.todo{background:#FFF2C2;padding:0 4px}

/* 入場の一度だけの動き：おまもりの結び目が締まる */
@media (prefers-reduced-motion:no-preference){
  .omamori .cord{animation:tie .9s .2s cubic-bezier(.3,1.4,.5,1) both}
  @keyframes tie{from{transform:translateX(-50%) translateY(-14px) scale(.8);opacity:0}to{transform:translateX(-50%) translateY(0) scale(1);opacity:1}}
}

@media (max-width:860px){
  .hero{padding:40px 0 64px}
  .hero .wrap,.watch,.line-wrap,.split,.plan{grid-template-columns:1fr}
  .hero .wrap{gap:40px}
  .voices{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .sec{padding:64px 0}
  .plan{padding:28px 22px}
  .watch-box{padding:26px 22px}
}