/* ===================================================
   POB Inc. — common stylesheet
   =================================================== */
:root{
  --green:#208830; --orange:#E86800; --blue:#1078A8; --yellow:#F8D800; --red:#C00018;
  --ink:#141414; --body:#4a4a4a; --muted:#6e6e6e; --line:#e8e8e8; --bg:#fff;
  --soft:#F4F4F4; --lifeup-bg:#FCF3D2;
  --maxw:1120px;
}

/* =====================================================
   LifeUP テーマ — <body class="lu"> で有効化
   配送事業として独立した世界観（薄い黄色基調）
   ===================================================== */
body.lu{
  --bg:#FDF8E9; --soft:#F7E7B8; --line:#EDDFB4;
  --ink:#1c1a12; --body:#4d4738; --muted:#6f6a52;
  background:var(--bg);
}
body.lu header{background:rgba(253,248,233,.92)}
body.lu header.scrolled{border-bottom-color:var(--line)}
body.lu .tinted{background:var(--soft)}
body.lu .card,
body.lu .area-box,
body.lu .faq details{background:#fffdf6}
body.lu .btn-fill{background:var(--green)}
body.lu .btn-fill:hover{background:#186a26}
body.lu .btn-line{background:#fffdf6;border-color:var(--line)}
body.lu .btn-line:hover{border-color:var(--ink)}
body.lu .cta{background:var(--ink)}
body.lu .cta .card{background:transparent}
body.lu .co-row dd a{border-bottom-color:var(--line)}

/* LifeUP ヘッダーのロゴ（POBとは別ブランドとして見せる） */
.lu-logo{display:flex;align-items:center;gap:9px}
.lu-logo img{width:34px;height:34px}
.lu-logo .nm{display:flex;flex-direction:column;line-height:1.15}
.lu-logo .nm b{font-size:17px;letter-spacing:.02em;color:var(--blue);font-weight:800}
.lu-logo .nm b em{font-style:normal;color:var(--green)}
.lu-logo .nm small{font-size:11px;color:var(--muted);letter-spacing:.02em;font-weight:600}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:"Hiragino Kaku Gothic ProN","Hiragino Sans","Noto Sans JP",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  color:var(--body); background:var(--bg); line-height:1.9;
  font-size:16px; -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
a:focus-visible,button:focus-visible,summary:focus-visible,details:focus-visible{
  outline:2px solid var(--green);outline-offset:3px;border-radius:4px;
}
.cta a:focus-visible,.lcta a:focus-visible,.truth a:focus-visible{outline-color:var(--yellow)}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}
.narrow{max-width:840px;margin:0 auto;padding:0 24px}

/* ---------- header ---------- */
header{
  position:fixed;top:0;left:0;right:0;z-index:100;
  background:rgba(255,255,255,.9); backdrop-filter:blur(12px);
  border-bottom:1px solid transparent; transition:border-color .3s;
}
header.scrolled{border-bottom-color:var(--line)}
.hd{display:flex;align-items:center;justify-content:space-between;height:72px}
.hd-logo{display:flex;align-items:center;gap:10px}
.hd-logo img{width:38px;height:auto}
.hd-logo b{font-size:17px;letter-spacing:.06em;color:var(--ink);font-weight:700}
nav{display:flex;align-items:center;gap:30px}
nav a{font-size:14px;color:var(--body);transition:color .2s;white-space:nowrap}
nav a:hover{color:var(--ink)}
nav a.current{color:var(--ink);font-weight:700}
.menu-btn{display:none;background:none;border:0;font-size:24px;cursor:pointer;color:var(--ink);line-height:1;
  width:44px;height:44px;align-items:center;justify-content:center;margin-right:-10px}

/* ---------- buttons ---------- */
.btn{
  display:inline-block;padding:13px 28px;border-radius:100px;
  font-size:14px;font-weight:700;letter-spacing:.02em;transition:all .25s;cursor:pointer;
}
.btn-fill{background:var(--ink);color:#fff}
.btn-fill:hover{background:var(--green);transform:translateY(-1px)}
.btn-line{border:1.5px solid var(--line);color:var(--ink);background:#fff}
.btn-line:hover{border-color:var(--ink)}
.btn-yellow{background:var(--green);color:#fff}
.btn-yellow:hover{background:#186a26;transform:translateY(-1px)}
.hd .btn{padding:11px 24px}

/* ---------- LINE ボタン ---------- */
.btn-lineapp{
  display:inline-flex;align-items:center;gap:9px;background:#048A3C;color:#fff;
  padding:14px 28px;border-radius:100px;font-size:14.5px;font-weight:800;letter-spacing:.02em;
  transition:all .25s;
}
.btn-lineapp:hover{background:#036E30;transform:translateY(-1px);color:#fff}
.btn-lineapp svg{width:19px;height:19px;flex-shrink:0}
.btn-lineapp.lg{padding:17px 36px;font-size:16px}
.btn-lineapp.lg svg{width:21px;height:21px}

/* スマホ用 追従CTA */
.sticky-cta{display:none}
@media(max-width:680px){
  .sticky-cta{
    display:flex;position:fixed;left:0;right:0;bottom:0;z-index:90;gap:8px;
    padding:10px 14px calc(10px + env(safe-area-inset-bottom));
    background:rgba(255,255,255,.94);backdrop-filter:blur(10px);border-top:1px solid var(--line);
  }
  .sticky-cta a{flex:1;text-align:center;justify-content:center;padding:14px 10px;font-size:14px}
  .sticky-cta .btn-lineapp{flex:1.6}
  body{padding-bottom:calc(84px + env(safe-area-inset-bottom))}
  /* スマホは全体を詰める */
  section{padding:60px 0}
  h2{margin-bottom:22px}
  .cta{padding:64px 0}
  .cta p{font-size:14.5px;margin-bottom:30px}
  .cta-line{width:110px;margin-bottom:30px}
  .lead{font-size:15px}
}

/* スマホでだけ改行する（日本語の折り返し崩れを防ぐ） */
.sp-br{display:none}
@media(max-width:680px){ .sp-br{display:inline} }

/* ---------- typography ---------- */
.eyebrow{
  font-size:12px;font-weight:700;letter-spacing:.18em;color:var(--muted);
  margin-bottom:20px;text-transform:uppercase;
}
.eyebrow.ja{letter-spacing:.1em;text-transform:none;font-size:12.5px}
h2{
  font-size:clamp(26px,3.4vw,40px);line-height:1.44;color:var(--ink);
  font-weight:800;letter-spacing:.01em;margin-bottom:28px;
}
h3{font-size:clamp(17px,1.6vw,22px);color:var(--ink);font-weight:800;line-height:1.6}
.lead{font-size:clamp(15px,1.5vw,17px);max-width:680px}
section{padding:104px 0}
/* 大きな転換点は広く、従属セクションは狭く。同じ拍で読ませない */
section.lead-in{padding:140px 0}
section.sub{padding:72px 0}
section[id]{scroll-margin-top:88px}
.tinted{background:var(--soft)}

/* ---------- page hero (下層ページ) ---------- */
.page-hero{
  position:relative;padding:150px 0 74px;overflow:hidden;border-bottom:1px solid var(--line);
}
.page-hero-bg{
  position:absolute;inset:0;z-index:0;
  background:url(hero.webp) right center/cover no-repeat;opacity:.55;
}
.page-hero-bg::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(100deg,#fff 0%,rgba(255,255,255,.93) 48%,rgba(255,255,255,.45) 100%);
}
.page-hero .wrap{position:relative;z-index:1}
.page-hero h1{
  font-size:clamp(28px,4.4vw,46px);line-height:1.4;color:var(--ink);
  font-weight:800;letter-spacing:.01em;margin-bottom:22px;
}
.page-hero p{font-size:clamp(15px,1.5vw,17px);max-width:640px}
.crumb{font-size:12.5px;color:var(--muted);margin-bottom:22px;letter-spacing:.04em}
.crumb a:hover{color:var(--ink)}

/* ---------- split ---------- */
.split{display:grid;grid-template-columns:1fr 1.12fr;gap:64px;align-items:center}
.split.rev .split-txt{order:2}
.split-img{border-radius:14px;overflow:hidden;background:#fafafa}

/* ---------- points ---------- */
.points{margin-top:40px;display:flex;flex-direction:column;gap:22px}
.point{display:flex;gap:16px;align-items:flex-start}
.point .dot{flex:0 0 8px;width:8px;height:8px;border-radius:50%;margin-top:11px}
.point:nth-child(1) .dot{background:var(--green)}
.point:nth-child(2) .dot{background:var(--orange)}
.point:nth-child(3) .dot{background:var(--blue)}
.point:nth-child(4) .dot{background:var(--red)}
.point b{display:block;color:var(--ink);font-size:16px;margin-bottom:4px;font-weight:700}
.point span{font-size:14.5px;line-height:1.85}

/* ---------- cards ---------- */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:48px}
.card{
  border:1px solid var(--line);border-radius:14px;padding:36px 30px;background:#fff;
  transition:border-color .25s, transform .25s;
}
.card:hover{border-color:#d5d5d5;transform:translateY(-2px)}
.card .card-no{
  font-size:12px;font-weight:800;letter-spacing:.14em;color:#565656;margin-bottom:14px;
}
.card h3{font-size:clamp(17px,1.7vw,19px);margin-bottom:12px}
.card p{font-size:14.5px;line-height:1.85}
.card .bar{height:3px;width:38px;border-radius:3px;margin-bottom:20px}
.cards .card:nth-child(1) .bar{background:var(--green)}
.cards .card:nth-child(2) .bar{background:var(--orange)}
.cards .card:nth-child(3) .bar{background:var(--blue)}
.cards .card:nth-child(4) .bar{background:var(--red)}
.cards .card:nth-child(5) .bar{background:var(--yellow)}
.cards .card:nth-child(6) .bar{background:var(--green)}

/* ---------- steps ---------- */
.steps{margin-top:48px;display:flex;flex-direction:column;gap:0}
.step{display:grid;grid-template-columns:76px 1fr;gap:26px;padding:30px 0;border-bottom:1px solid var(--line)}
.step:first-child{border-top:1px solid var(--line)}
.step-no{
  font-size:13px;font-weight:800;letter-spacing:.1em;color:var(--muted);padding-top:4px;
}
.step b{display:block;color:var(--ink);font-size:17px;margin-bottom:6px;font-weight:800}
.step p{font-size:14.5px}

/* ---------- table ---------- */
.co-table{border-top:1px solid var(--line);margin-top:44px}
.co-row{
  display:grid;grid-template-columns:200px 1fr;gap:24px;
  padding:22px 0;border-bottom:1px solid var(--line);
}
.co-row dt{font-size:14px;font-weight:700;color:var(--ink)}
.co-row dd{font-size:15px}
.co-row dd a{border-bottom:1px solid var(--line)}
.co-row dd a:hover{border-bottom-color:var(--ink)}

/* ---------- faq ---------- */
.faq{margin-top:44px;border-top:1px solid var(--line)}
.faq details{border-bottom:1px solid var(--line)}
.faq summary{
  padding:24px 40px 24px 0;font-size:16px;font-weight:700;color:var(--ink);
  cursor:pointer;list-style:none;position:relative;line-height:1.7;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{
  content:"+";position:absolute;right:6px;top:50%;transform:translateY(-50%);
  font-size:20px;font-weight:400;color:var(--muted);transition:transform .2s;
}
.faq details[open] summary::after{content:"−"}
.faq .ans{padding:0 0 26px;font-size:15px;line-height:1.95}

/* ---------- area ---------- */
.area-box{border:1px solid var(--line);border-radius:16px;padding:44px 48px;margin-top:44px;background:#fff}
.area-row{display:flex;gap:20px;padding:20px 0;border-bottom:1px solid var(--line);align-items:baseline}
.area-row:last-of-type{border-bottom:0}
.area-row:first-child{padding-top:0}
.area-pref{flex:0 0 108px;font-size:14px;font-weight:800;color:var(--ink);letter-spacing:.04em}
.area-cities{font-size:15px;color:var(--body);line-height:2.05}
.area-note{font-size:13px;color:var(--muted);margin-top:26px}

/* ---------- stats ---------- */
.stats{border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:64px 0}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:8px}
.stat{text-align:center;position:relative}
.stat+.stat::before{content:"";position:absolute;left:0;top:18%;height:64%;width:1px;background:var(--line)}
.stat .num{
  font-size:clamp(34px,4.4vw,50px);font-weight:800;line-height:1.15;color:var(--ink);letter-spacing:-.01em;
}
.stat .num small{font-size:.44em;font-weight:700;margin-left:3px}
.stat .lbl{font-size:13px;color:var(--muted);margin-top:8px;letter-spacing:.04em}
.stat:nth-child(1) .num{color:var(--green)}
.stat:nth-child(2) .num{color:var(--orange)}
.stat:nth-child(3) .num{color:var(--blue)}
.stat:nth-child(4) .num{color:var(--ink)}

/* ---------- cta ---------- */
.cta{background:var(--ink);color:#fff;padding:104px 0;text-align:center}
.cta h2{color:#fff;margin-bottom:20px}
.cta p{color:rgba(255,255,255,.68);font-size:15.5px;margin-bottom:40px}
.cta .mail{
  display:inline-block;font-size:clamp(20px,2.8vw,30px);font-weight:700;color:#fff;
  letter-spacing:.02em;border-bottom:2px solid rgba(255,255,255,.3);padding-bottom:6px;transition:border-color .25s;
}
.cta .mail:hover{border-bottom-color:#fff}
.cta-line{
  height:3px;width:150px;margin:0 auto 44px;border-radius:3px;
  background:linear-gradient(90deg,var(--green),var(--yellow),var(--orange),var(--red),var(--blue));
}

/* ---------- footer ---------- */
footer{padding:52px 0;border-top:1px solid var(--line)}
.ft{display:flex;justify-content:space-between;align-items:center;gap:24px;flex-wrap:wrap}
.ft-logo{display:flex;align-items:center;gap:10px}
.ft-logo img{width:32px;height:auto}
.ft-logo b{font-size:16px}
.ft-logo b{font-size:15px;color:var(--ink);letter-spacing:.06em}
.ft-nav{display:flex;gap:26px;font-size:13px;color:var(--muted);flex-wrap:wrap}
.ft-nav a{padding:11px 0;display:inline-block}
.ft-nav a:hover{color:var(--ink)}
.copy{font-size:12px;color:var(--muted);margin-top:28px}

/* ---------- responsive ---------- */
@media(max-width:960px){
  nav{gap:22px}
  nav a{font-size:13px}
}
@media(max-width:900px){
  .split{grid-template-columns:1fr;gap:40px}
  .split.rev .split-txt{order:0}
  .cards{grid-template-columns:1fr;gap:18px}
  .stats-grid{grid-template-columns:1fr 1fr;gap:36px 8px}
  .stat:nth-child(3)::before{display:none}
  section{padding:80px 0}
  .co-row{grid-template-columns:1fr;gap:6px;padding:18px 0}
  .area-box{padding:32px 26px}
  .area-row{flex-direction:column;gap:6px}
  .area-pref{flex:none}
  .step{grid-template-columns:1fr;gap:8px}
}
@media(max-width:680px){
  nav{
    display:none;position:absolute;top:72px;left:0;right:0;background:var(--bg);
    flex-direction:column;align-items:stretch;gap:0;padding:12px 24px 24px;
    border-bottom:1px solid var(--line);
  }
  nav.open{display:flex}
  nav a{padding:14px 0;border-bottom:1px solid var(--line)}
  nav .btn{margin-top:14px;text-align:center;border-bottom:0}
  .menu-btn{display:flex}
  .page-hero{padding:118px 0 56px}
  .page-hero-bg{opacity:.75}
  .page-hero-bg::after{background:linear-gradient(175deg,rgba(255,255,255,.94) 0%,rgba(255,255,255,.88) 60%,rgba(255,255,255,.6) 100%)}
  .cta{padding:80px 0}
}
