/* ============================================================
   海洋散骨 めぐる  ｜ 提案用デモ  ｜ スマホ最適化リニューアル
   モバイルファースト設計 / 青系（爽やか・信頼・クール）
   ============================================================ */

:root{
  --navy:#143a5a;
  --navy-deep:#0f2c44;
  --blue:#2b6ea3;
  --blue-dark:#1c4e77;
  --blue-soft:#6fb3c7;
  --sky:#eef4f8;
  --sky-2:#f6fafc;
  --line:#d9e5ee;
  --ink:#26343f;
  --ink-soft:#5a6b78;
  --gold:#c19a5b;
  --white:#ffffff;
  --danger:#c0483b;
  --ok:#2f7d5d;

  --wrap:1080px;
  --measure:640px;
  --radius:14px;
  --radius-lg:22px;
  --shadow-sm:0 2px 10px rgba(20,58,90,.08);
  --shadow:0 10px 30px rgba(20,58,90,.12);
  --header-h:60px;
  --header-h-min:54px;
  --font-mincho:"Shippori Mincho","Noto Serif JP",YuMincho,"Hiragino Mincho ProN",serif;
  --font-sans:"Noto Sans JP","Hiragino Kaku Gothic ProN","Yu Gothic",Meiryo,system-ui,sans-serif;

  --ease:cubic-bezier(.4,.14,.3,1);
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font-sans);
  font-size:17px;
  line-height:1.9;
  color:var(--ink);
  background:var(--white);
  -webkit-font-smoothing:antialiased;
  letter-spacing:.02em;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--blue-dark);text-decoration:none}
a:hover{text-decoration:underline}
h1,h2,h3,h4{font-family:var(--font-mincho);font-weight:600;line-height:1.55;color:var(--navy);letter-spacing:.04em}
p{margin:0 0 1.2em}
ul,ol{margin:0 0 1.2em;padding-left:1.4em}
li{margin:.35em 0}
:focus-visible{outline:3px solid var(--blue-soft);outline-offset:2px;border-radius:4px}

/* ---------- layout helpers ---------- */
.wrap{width:100%;max-width:var(--wrap);margin-inline:auto;padding-inline:20px}
.measure{max-width:var(--measure)}
.section{padding-block:56px}
.section--tint{background:var(--sky-2)}
.section--sky{background:var(--sky)}
.section--navy{background:var(--navy);color:#dce8f1}
.section--navy h2,.section--navy h3{color:#fff}
.center{text-align:center}
.stack>*+*{margin-top:1.1em}
.lead{font-size:1.06rem;color:var(--ink-soft)}
.eyebrow{
  font-family:var(--font-sans);
  font-size:.78rem;letter-spacing:.28em;font-weight:700;
  color:var(--blue);text-transform:uppercase;margin:0 0 .5em;
  display:flex;align-items:center;gap:.6em;justify-content:inherit;
}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--blue-soft)}
.section .center .eyebrow{justify-content:center}

.h2{font-size:clamp(1.4rem,5.4vw,2rem);margin:0 0 .7em}
.h2 small{display:block;font-family:var(--font-sans);font-size:.8rem;letter-spacing:.2em;color:var(--ink-soft);font-weight:500;margin-top:.6em}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.5em;
  min-height:52px;padding:.7em 1.6em;border-radius:999px;
  font-family:var(--font-sans);font-weight:700;font-size:1rem;letter-spacing:.06em;
  border:1.5px solid transparent;cursor:pointer;text-decoration:none;
  transition:transform .15s var(--ease),box-shadow .2s var(--ease),background .2s;
}
.btn:hover{text-decoration:none;transform:translateY(-2px)}
.btn--primary{background:var(--blue-dark);color:#fff;box-shadow:var(--shadow-sm)}
.btn--primary:hover{background:#173f61;box-shadow:var(--shadow)}
.btn--ghost{background:#fff;color:var(--blue-dark);border-color:var(--line)}
.btn--line{background:#06c755;color:#fff}
.btn--block{display:flex;width:100%}
.btn--lg{min-height:58px;font-size:1.05rem}

/* ---------- demo ribbon ---------- */
.demo-ribbon{
  background:linear-gradient(90deg,var(--navy-deep),var(--blue-dark));
  color:#cfe2f0;font-size:.76rem;letter-spacing:.04em;
  display:flex;gap:.8em;align-items:center;justify-content:center;
  padding:7px 40px 7px 14px;position:relative;text-align:center;line-height:1.5;
}
.demo-ribbon b{color:#fff}
.demo-ribbon button{
  position:absolute;right:6px;top:50%;transform:translateY(-50%);
  background:transparent;border:0;color:#cfe2f0;font-size:1.1rem;
  width:30px;height:30px;cursor:pointer;line-height:1;
}
body.no-ribbon .demo-ribbon{display:none}

/* ============================================================
   HEADER  ｜ 高さ・余白・ロゴサイズ・固定表示を最適化
   ============================================================ */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,255,255,.86);
  backdrop-filter:saturate(160%) blur(10px);
  -webkit-backdrop-filter:saturate(160%) blur(10px);
  border-bottom:1px solid transparent;
  transition:height .25s var(--ease),box-shadow .25s var(--ease),border-color .25s,background .25s;
  height:var(--header-h);
}
.site-header.scrolled{
  height:var(--header-h-min);
  box-shadow:0 4px 18px rgba(20,58,90,.10);
  border-bottom-color:var(--line);
  background:rgba(255,255,255,.94);
}
.site-header .bar{
  height:100%;display:flex;align-items:center;justify-content:space-between;
  gap:14px;max-width:1240px;margin-inline:auto;padding-inline:16px;
}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand img{height:36px;width:auto;transition:height .25s var(--ease)}
.site-header.scrolled .brand img{height:30px}
.brand .brand-sub{
  font-size:.62rem;letter-spacing:.18em;color:var(--ink-soft);
  border-left:1px solid var(--line);padding-left:9px;line-height:1.35;
}
.header-actions{display:flex;align-items:center;gap:8px}
.desk-nav{display:none}
.header-cta{display:none}
.header-tel{
  display:none;align-items:center;gap:.4em;
  font-family:var(--font-mincho);font-weight:600;color:var(--blue-dark);
  font-size:1.15rem;letter-spacing:.02em;white-space:nowrap;
}
.header-tel small{font-family:var(--font-sans);font-size:.62rem;letter-spacing:.14em;color:var(--ink-soft);font-weight:700;display:block}

/* hamburger — 48x48 のタップ領域 */
.hamburger{
  width:48px;height:48px;border:0;background:transparent;cursor:pointer;
  display:grid;place-content:center;gap:5px;border-radius:12px;
}
.hamburger span{display:block;width:24px;height:2px;background:var(--navy);border-radius:2px;transition:transform .3s var(--ease),opacity .2s}
.hamburger[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.hamburger[aria-expanded="true"] span:nth-child(2){opacity:0}
.hamburger[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.hamburger .lbl{font-size:.55rem;letter-spacing:.14em;color:var(--ink-soft);font-weight:700;margin-top:3px}

/* ============================================================
   DRAWER MENU  ｜ 開閉動作・リンク配置・余白を最適化
   ============================================================ */
.nav-backdrop{
  position:fixed;inset:0;z-index:70;background:rgba(15,44,68,.42);
  opacity:0;visibility:hidden;transition:opacity .3s var(--ease),visibility .3s;
  backdrop-filter:blur(2px);
}
.nav-backdrop.open{opacity:1;visibility:visible}
.drawer{
  position:fixed;top:0;right:0;z-index:80;
  width:min(86vw,380px);height:100%;
  background:var(--white);
  transform:translateX(100%);
  transition:transform .34s var(--ease);
  display:flex;flex-direction:column;
  box-shadow:-16px 0 40px rgba(15,44,68,.18);
  overscroll-behavior:contain;
}
.drawer.open{transform:translateX(0)}
.drawer-head{
  display:flex;align-items:center;justify-content:space-between;
  padding:16px 16px 14px 22px;border-bottom:1px solid var(--line);flex-shrink:0;
}
.drawer-head img{height:32px}
.drawer-close{
  width:44px;height:44px;border:0;background:var(--sky);border-radius:12px;
  font-size:1.2rem;color:var(--navy);cursor:pointer;line-height:1;
}
.drawer-body{flex:1;overflow-y:auto;-webkit-overflow-scrolling:touch;padding:8px 0 24px}
.drawer-nav{list-style:none;margin:0;padding:0}
.drawer-nav li{margin:0}
.drawer-nav a{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  min-height:58px;padding:12px 24px;
  font-size:1.06rem;font-weight:600;color:var(--navy);
  border-bottom:1px solid #eef3f7;letter-spacing:.05em;
}
.drawer-nav a:hover{background:var(--sky-2);text-decoration:none}
.drawer-nav a[aria-current="page"]{color:var(--blue);background:var(--sky-2)}
.drawer-nav a[aria-current="page"]::before{
  content:"";position:absolute;left:0;width:3px;height:34px;background:var(--blue);border-radius:0 3px 3px 0;
}
.drawer-nav a{position:relative}
.drawer-nav .en{font-size:.62rem;letter-spacing:.18em;color:var(--ink-soft);font-weight:700}
.drawer-nav .arw{color:var(--blue-soft);font-size:.9rem}

.drawer-contact{padding:20px 24px 8px}
.drawer-contact .tel{
  font-family:var(--font-mincho);font-size:1.5rem;font-weight:600;color:var(--blue-dark);
  display:flex;align-items:baseline;gap:.4em;
}
.drawer-contact .tel svg{width:18px;height:18px;flex:none;align-self:center}
.drawer-contact .hours{font-size:.8rem;color:var(--ink-soft);margin:.2em 0 1em}
.drawer-contact .btn{margin-top:8px}
.drawer-note{font-size:.74rem;color:var(--ink-soft);padding:14px 24px 0;line-height:1.7}

/* ============================================================
   HERO
   ============================================================ */
.hero{position:relative;isolation:isolate;color:#fff;overflow:hidden}
.hero picture,.hero img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:-2}
.hero::after{content:"";position:absolute;inset:0;z-index:-1;
  background:linear-gradient(180deg,rgba(15,44,68,.30) 0%,rgba(15,44,68,.20) 40%,rgba(15,44,68,.62) 100%)}
.hero-inner{max-width:var(--wrap);margin-inline:auto;padding:96px 22px 72px;min-height:78vh;display:flex;flex-direction:column;justify-content:center}
.hero h1{color:#fff;font-size:clamp(1.9rem,8.4vw,3.4rem);line-height:1.5;text-shadow:0 2px 20px rgba(10,30,48,.4);margin:0 0 .5em}
.hero .sub{font-size:clamp(.95rem,4vw,1.15rem);max-width:32em;text-shadow:0 1px 12px rgba(10,30,48,.5)}
.hero .hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.hero .hero-cta .btn--ghost{background:rgba(255,255,255,.14);color:#fff;border-color:rgba(255,255,255,.5);backdrop-filter:blur(4px)}
.hero-meta{margin-top:30px;display:flex;flex-wrap:wrap;gap:8px 20px;font-size:.8rem;letter-spacing:.08em;opacity:.92}
.hero-meta span{display:flex;align-items:center;gap:.5em}
.hero-meta span::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--blue-soft)}

.wave-sep{display:block;width:100%;height:56px;margin-top:-56px;position:relative;z-index:1;color:#fff}
.wave-sep svg{width:100%;height:100%;display:block}

/* ============================================================
   COMPONENTS
   ============================================================ */
/* aspect ratio media — 画像比率を統一 */
.media{position:relative;width:100%;overflow:hidden;border-radius:var(--radius);background:var(--sky)}
.media img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.media--16x9{aspect-ratio:16/9}
.media--4x3{aspect-ratio:4/3}
.media--3x4{aspect-ratio:3/4}
.media--21x9{aspect-ratio:21/9}

/* plan cards */
.cards{display:grid;gap:20px}
.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:22px;box-shadow:var(--shadow-sm);display:flex;flex-direction:column;
}
.card h3{font-size:1.2rem;margin:.2em 0 .4em}
.card .price{font-family:var(--font-mincho);color:var(--blue-dark);font-weight:600;font-size:1.5rem;letter-spacing:.02em}
.card .price small{font-family:var(--font-sans);font-size:.72rem;color:var(--ink-soft);font-weight:600;letter-spacing:.1em}
.card .tax{font-size:.72rem;color:var(--ink-soft)}
.card ul{padding-left:1.2em;font-size:.92rem;margin:.8em 0 1.2em}
.card .btn{margin-top:auto}
.card--feature{border-color:var(--blue-soft);box-shadow:0 12px 34px rgba(43,110,163,.16)}
.card--feature .ribbon{
  align-self:flex-start;background:var(--blue);color:#fff;font-size:.7rem;font-weight:700;
  letter-spacing:.12em;padding:.3em 1em;border-radius:999px;margin-bottom:.6em;
}

/* numbered steps */
.steps{list-style:none;padding:0;margin:0;counter-reset:step}
.steps li{
  position:relative;padding:0 0 30px 62px;counter-increment:step;
}
.steps li::before{
  content:counter(step,decimal-leading-zero);
  position:absolute;left:0;top:0;width:44px;height:44px;border-radius:50%;
  background:var(--blue-dark);color:#fff;font-family:var(--font-mincho);
  display:grid;place-content:center;font-size:1rem;letter-spacing:.02em;
}
.steps li::after{content:"";position:absolute;left:21px;top:48px;bottom:6px;width:2px;background:var(--line)}
.steps li:last-child{padding-bottom:0}
.steps li:last-child::after{display:none}
.steps h3{font-size:1.1rem;margin:.2em 0 .3em}
.steps p{font-size:.94rem;margin:0}
.steps .when{font-size:.72rem;font-weight:700;letter-spacing:.14em;color:var(--blue);display:block;margin-bottom:.2em}

/* reasons grid */
.reasons{display:grid;gap:14px;counter-reset:r}
.reason{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:18px 18px 18px 58px;position:relative;box-shadow:var(--shadow-sm);
}
.reason::before{
  counter-increment:r;content:counter(r);
  position:absolute;left:16px;top:16px;width:30px;height:30px;border-radius:8px;
  background:var(--sky);color:var(--blue-dark);font-family:var(--font-mincho);
  font-weight:700;display:grid;place-content:center;font-size:.95rem;
}
.reason h3{font-size:1rem;margin:0 0 .2em}
.reason p{font-size:.88rem;margin:0;color:var(--ink-soft)}

/* voice / testimonial */
.voice{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:24px;box-shadow:var(--shadow-sm)}
.voice .q{font-family:var(--font-mincho);font-size:1.05rem;color:var(--navy);line-height:1.9;margin:0 0 .8em}
.voice .who{font-size:.8rem;color:var(--ink-soft);display:flex;align-items:center;gap:.6em}
.voice .who::before{content:"";width:26px;height:1px;background:var(--blue-soft)}
.voice .stars{color:var(--gold);letter-spacing:.15em;font-size:.9rem;margin-bottom:.5em}

/* faq accordion */
.faq{border-top:1px solid var(--line)}
.faq details{border-bottom:1px solid var(--line)}
.faq summary{
  list-style:none;cursor:pointer;padding:20px 44px 20px 40px;position:relative;
  font-weight:600;color:var(--navy);font-size:1rem;line-height:1.7;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary::before{content:"Q";position:absolute;left:8px;top:18px;font-family:var(--font-mincho);color:var(--blue);font-weight:700}
.faq summary::after{content:"";position:absolute;right:14px;top:26px;width:10px;height:10px;border-right:2px solid var(--blue-soft);border-bottom:2px solid var(--blue-soft);transform:rotate(45deg);transition:transform .25s var(--ease)}
.faq details[open] summary::after{transform:rotate(-135deg)}
.faq .a{padding:0 16px 22px 40px;position:relative;color:var(--ink-soft);font-size:.94rem}
.faq .a::before{content:"A";position:absolute;left:8px;top:0;font-family:var(--font-mincho);color:var(--gold);font-weight:700}

/* info table */
.info-table{width:100%;border-collapse:collapse;font-size:.92rem}
.info-table th,.info-table td{text-align:left;padding:14px 6px;border-bottom:1px solid var(--line);vertical-align:top}
.info-table th{width:34%;color:var(--ink-soft);font-weight:700;white-space:nowrap}

/* news list */
.news-list{list-style:none;padding:0;margin:0}
.news-list li{border-bottom:1px solid var(--line)}
.news-list a{display:block;padding:18px 4px;color:var(--ink)}
.news-list a:hover{text-decoration:none;background:var(--sky-2)}
.news-list time{font-size:.76rem;letter-spacing:.1em;color:var(--ink-soft);font-weight:700}
.news-list .tag{display:inline-block;font-size:.68rem;font-weight:700;letter-spacing:.08em;color:var(--blue-dark);background:var(--sky);border-radius:6px;padding:.1em .7em;margin-left:.6em}
.news-list p{margin:.3em 0 0;font-size:.96rem;color:var(--navy);font-family:var(--font-mincho)}

/* callout */
.callout{background:var(--sky);border-radius:var(--radius-lg);padding:26px 22px;text-align:center}
.callout .tel{font-family:var(--font-mincho);font-size:2rem;font-weight:600;color:var(--blue-dark);letter-spacing:.02em;line-height:1.3}
.callout .hours{font-size:.8rem;color:var(--ink-soft);margin:.2em 0 1.2em}
.callout .btn-row{display:flex;flex-direction:column;gap:10px;max-width:320px;margin-inline:auto}

/* breadcrumb + page head */
.page-head{background:var(--sky);padding:70px 0 34px;border-bottom:1px solid var(--line);position:relative;overflow:hidden}
.page-head .wrap{position:relative;z-index:1}
.page-head h1{font-size:clamp(1.6rem,6vw,2.3rem);margin:.1em 0 0}
.crumb{font-size:.74rem;color:var(--ink-soft);letter-spacing:.06em}
.crumb a{color:var(--ink-soft)}
.page-head .deco{position:absolute;right:-40px;bottom:-60px;width:220px;opacity:.5;z-index:0}

/* form */
.form-row{margin-bottom:20px}
.form-row label{display:block;font-weight:700;font-size:.9rem;color:var(--navy);margin-bottom:.4em}
.form-row .req{color:var(--danger);font-size:.78rem;margin-left:.4em}
.form-row .opt{color:var(--ink-soft);font-size:.72rem;margin-left:.4em}
.form-row input,.form-row select,.form-row textarea{
  width:100%;font:inherit;font-size:16px;padding:.8em .9em;border:1.5px solid var(--line);
  border-radius:10px;background:#fff;color:var(--ink);transition:border-color .2s,box-shadow .2s;
}
.form-row textarea{min-height:140px;resize:vertical}
.form-row input:focus,.form-row select:focus,.form-row textarea:focus{
  outline:0;border-color:var(--blue-soft);box-shadow:0 0 0 3px rgba(111,179,199,.25)
}
.form-row .err{color:var(--danger);font-size:.8rem;margin-top:.3em;display:none}
.form-row.invalid input,.form-row.invalid select,.form-row.invalid textarea{border-color:var(--danger)}
.form-row.invalid .err{display:block}
.form-note{font-size:.8rem;color:var(--ink-soft)}
.form-ok{display:none;background:#eef7f2;border:1px solid #bfe0cf;color:var(--ok);border-radius:12px;padding:18px;font-size:.92rem}
.form-ok.show{display:block}

/* misc */
.tag-row{display:flex;flex-wrap:wrap;gap:8px;margin:0 0 1.4em}
.tag-row span{font-size:.76rem;font-weight:700;letter-spacing:.06em;color:var(--blue-dark);background:var(--sky);border:1px solid var(--line);border-radius:999px;padding:.35em 1em}
.checklist{list-style:none;padding:0}
.checklist li{position:relative;padding-left:32px;margin:.6em 0}
.checklist li::before{content:"";position:absolute;left:4px;top:.35em;width:16px;height:16px;border-radius:50%;background:var(--blue-soft)}
.checklist li::after{content:"";position:absolute;left:9px;top:.55em;width:4px;height:8px;border-right:2px solid #fff;border-bottom:2px solid #fff;transform:rotate(40deg)}
hr.rule{border:0;border-top:1px solid var(--line);margin:40px 0}
.small{font-size:.8rem;color:var(--ink-soft)}
.pill-link{display:inline-flex;align-items:center;gap:.4em;font-weight:700;font-size:.9rem;color:var(--blue-dark)}
.pill-link::after{content:"→";transition:transform .2s var(--ease)}
.pill-link:hover::after{transform:translateX(4px)}

/* two-up media+text */
.split{display:grid;gap:22px}
.split .stack{align-self:center}

/* area list */
.area-grid{display:grid;gap:12px}
.area-item{display:flex;gap:14px;align-items:flex-start;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:16px 18px;box-shadow:var(--shadow-sm)}
.area-item .dot{flex:none;width:12px;height:12px;border-radius:50%;background:var(--blue);margin-top:.5em;box-shadow:0 0 0 4px rgba(43,110,163,.15)}
.area-item h3{font-size:1rem;margin:0 0 .1em}
.area-item p{font-size:.86rem;color:var(--ink-soft);margin:0}

/* coastline schematic */
.coast{position:relative;background:linear-gradient(180deg,#eef4f8,#dcebf3);border-radius:var(--radius-lg);padding:24px;overflow:hidden}
.coast svg{width:100%;height:auto;display:block}

/* ============================================================
   FOOTER  ｜ レイアウト・リンクの並び・余白を最適化
   ============================================================ */
.mobile-cta{
  position:fixed;left:0;right:0;bottom:0;z-index:55;
  display:grid;grid-template-columns:1fr 1fr 1fr;gap:1px;
  background:var(--line);
  padding-bottom:env(safe-area-inset-bottom);
  box-shadow:0 -6px 20px rgba(20,58,90,.12);
  transform:translateY(0);transition:transform .3s var(--ease);
}
body.menu-open .mobile-cta{transform:translateY(120%)}
.mobile-cta a{
  background:#fff;display:flex;flex-direction:column;align-items:center;justify-content:center;
  gap:2px;padding:9px 4px;font-size:.68rem;font-weight:700;color:var(--navy);letter-spacing:.04em;
  min-height:56px;
}
.mobile-cta a:hover{text-decoration:none}
.mobile-cta a svg{width:20px;height:20px}
.mobile-cta a.line{background:#06c755;color:#fff}
.mobile-cta a.tel{color:var(--blue-dark)}

.site-footer{background:var(--navy-deep);color:#b7cbdb;font-size:.9rem;padding:48px 0 30px;margin-bottom:64px}
.site-footer .wrap{display:flex;flex-direction:column;gap:34px}
.site-footer h4{color:#fff;font-family:var(--font-sans);font-size:.78rem;letter-spacing:.18em;margin:0 0 1em;font-weight:700}
.footer-brand img{height:38px;margin-bottom:14px}
.footer-brand p{font-size:.85rem;line-height:1.9;color:#9fb6c9;max-width:30em}
.footer-cols{display:grid;grid-template-columns:1fr 1fr;gap:28px}
.footer-cols ul{list-style:none;padding:0;margin:0}
.footer-cols li{margin:.55em 0}
.footer-cols a{color:#c3d5e3;font-size:.88rem}
.footer-cols a:hover{color:#fff}
.footer-info p{margin:.3em 0;color:#9fb6c9;font-size:.84rem;line-height:1.85}
.footer-info .tel{font-family:var(--font-mincho);font-size:1.35rem;color:#fff;font-weight:600;letter-spacing:.02em}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12);padding-top:20px;display:flex;flex-direction:column;gap:10px;font-size:.74rem;color:#7f97ab}
.footer-bottom nav{display:flex;flex-wrap:wrap;gap:14px}
.footer-bottom a{color:#9fb6c9}

/* ============================================================
   SP最適化ポイント注釈モード
   ============================================================ */
.spec-toggle{
  position:fixed;right:14px;bottom:76px;z-index:56;
  background:var(--navy);color:#fff;border:0;border-radius:999px;
  padding:.7em 1.1em;font-size:.78rem;font-weight:700;letter-spacing:.04em;
  box-shadow:var(--shadow);cursor:pointer;display:flex;align-items:center;gap:.5em;
}
.spec-toggle .dot{width:8px;height:8px;border-radius:50%;background:var(--blue-soft)}
body.spec-mode .spec-toggle{background:var(--blue-dark)}
body.spec-mode .spec-toggle .dot{background:#8fe6a8}

.spec-tag{display:none}
body.spec-mode .spec-tag{
  display:inline-flex;align-items:center;gap:.4em;
  position:absolute;z-index:50;
  background:var(--navy);color:#fff;font-size:.68rem;font-weight:700;line-height:1.4;
  padding:.35em .7em;border-radius:8px;box-shadow:var(--shadow);
  max-width:220px;letter-spacing:.02em;
}
body.spec-mode .spec-anchor{position:relative;outline:2px dashed var(--blue-soft);outline-offset:3px;border-radius:6px}
.spec-tag.t-tl{top:6px;left:6px}
.spec-tag.t-tr{top:6px;right:6px}
.spec-tag.t-bl{bottom:6px;left:6px}
.spec-tag.t-br{bottom:6px;right:6px}
body.spec-mode .spec-tag--flow{
  position:static;display:block;max-width:none;margin:16px 24px 0;
}
body.spec-mode .spec-note{
  display:block;margin:14px 0 0;padding:10px 14px;border-left:3px solid var(--blue-soft);
  background:var(--sky-2);font-size:.76rem;color:var(--ink-soft);border-radius:0 8px 8px 0;
}
.spec-note{display:none}
.spec-panel{
  display:none;position:fixed;left:12px;right:12px;bottom:120px;z-index:57;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  box-shadow:var(--shadow);padding:18px 18px 14px;
}
body.spec-mode .spec-panel{display:block}
.spec-panel h4{margin:0 0 .5em;font-size:.95rem}
.spec-panel ul{margin:0;padding-left:1.2em;font-size:.82rem;color:var(--ink-soft);line-height:1.7}
.spec-panel button{margin-top:10px;background:var(--sky);border:0;border-radius:8px;padding:.5em 1em;font-size:.76rem;font-weight:700;cursor:pointer;color:var(--navy)}

/* ---------- reveal on scroll (only when JS is active) ---------- */
.js .reveal{opacity:0;transform:translateY(18px);transition:opacity .6s var(--ease),transform .6s var(--ease)}
.js .reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  .js .reveal{opacity:1;transform:none;transition:none}
  html{scroll-behavior:auto}
}

/* ============================================================
   RESPONSIVE  ｜ タブレット以上
   ============================================================ */
@media (min-width:600px){
  .cards{grid-template-columns:repeat(2,1fr)}
  .reasons{grid-template-columns:repeat(2,1fr)}
  .area-grid{grid-template-columns:repeat(2,1fr)}
  .callout .btn-row{flex-direction:row;max-width:none;justify-content:center}
  .hero-inner{padding-block:120px 96px}
}
@media (min-width:768px){
  body{font-size:16px}
  .section{padding-block:80px}
  .footer-cols{grid-template-columns:1fr 1fr 1fr}
  .split{grid-template-columns:1fr 1fr;gap:36px}
  .split.rev .media{order:2}
  .voice-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}
}
@media (min-width:900px){
  :root{--header-h:74px;--header-h-min:62px}
  .demo-ribbon{font-size:.8rem}
  .hamburger .lbl{display:none}
  .header-tel{display:flex;font-size:1rem}
  .brand .brand-sub{font-size:.68rem}
  .mobile-cta{display:none}
  .site-footer{margin-bottom:0}
  .spec-toggle{bottom:20px}
  .spec-panel{left:auto;right:16px;width:340px;bottom:74px}
  .cards--3{grid-template-columns:repeat(3,1fr)}
  .reasons{grid-template-columns:repeat(2,1fr)}
  .brand img{height:42px}
  .site-header.scrolled .brand img{height:34px}
  .hero h1{font-size:3rem}
}
@media (min-width:1100px){
  .reasons{grid-template-columns:repeat(2,1fr)}
}
@media (min-width:1140px){
  .desk-nav{
    display:flex;gap:2px;align-items:center;flex-wrap:nowrap;min-width:0;
    margin-right:auto;margin-left:22px;
  }
  .desk-nav a{
    font-size:.82rem;font-weight:700;color:var(--navy);padding:.5em .62em;border-radius:8px;
    letter-spacing:0;white-space:nowrap;line-height:1.2;
  }
  .desk-nav a:hover{background:var(--sky);text-decoration:none}
  .desk-nav a[aria-current="page"]{color:var(--blue);background:var(--sky-2)}
  .hamburger{display:none}
  .brand-sub{display:none}
  .header-tel{display:none}
  .header-actions{flex:none}
  .header-cta{display:inline-flex;flex:none;white-space:nowrap;min-height:42px;padding:.4em 1.3em;font-size:.85rem}
}
@media (min-width:1300px){
  .desk-nav{gap:4px}
  .desk-nav a{font-size:.87rem;padding:.5em .9em}
}