/* =============================================
   AI×給湯器交換 共通スタイル
   運営: 株式会社ターコイズ
   ============================================= */
:root{
  --ink:#0e1726;
  --ink-2:#42506b;
  --ink-3:#7b8798;
  --bg:#ffffff;
  --bg-2:#f4f7fb;
  --line:#e3e9f2;
  --ai:#1c64f2;          /* AIブルー */
  --ai-2:#06b6d4;        /* シアン */
  --hot:#ff7a3d;         /* お湯の暖色 */
  --hot-2:#ffb35c;
  --green:#06c755;       /* LINEグリーン */
  --green-d:#05a648;
  --grad-ai:linear-gradient(120deg,#1c64f2,#06b6d4);
  --grad-hot:linear-gradient(120deg,#ff7a3d,#ffb35c);
  --radius:18px;
  --shadow:0 10px 34px rgba(14,23,38,.08);
  --shadow-s:0 4px 14px rgba(14,23,38,.07);
  --maxw:1080px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:"Noto Sans JP",-apple-system,BlinkMacSystemFont,"Hiragino Kaku Gothic ProN",sans-serif;
  color:var(--ink);background:var(--bg);
  line-height:1.85;font-size:15.5px;
  overflow-x:hidden;
}
.en{font-family:"Outfit","Noto Sans JP",sans-serif}
img{max-width:100%;display:block}
a{color:var(--ai);text-decoration:none}
ul{list-style:none}
.container{max-width:var(--maxw);margin:0 auto;padding:0 22px}

/* ---------- ヘッダー ---------- */
.header{
  position:sticky;top:0;z-index:100;
  background:rgba(255,255,255,.82);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.header-inner{max-width:var(--maxw);margin:0 auto;padding:0 22px;height:62px;display:flex;align-items:center;justify-content:space-between;gap:16px}
.brand{display:flex;align-items:center;gap:10px;color:var(--ink)}
.brand-mark{
  width:34px;height:34px;border-radius:10px;background:var(--grad-ai);
  display:grid;place-items:center;color:#fff;font-weight:800;font-size:15px;flex-shrink:0;
  font-family:"Outfit",sans-serif;box-shadow:0 4px 12px rgba(28,100,242,.35);
}
.brand-name{font-weight:800;font-size:16.5px;letter-spacing:.02em;line-height:1.2}
.brand-name small{display:block;font-size:10px;font-weight:500;color:var(--ink-3);letter-spacing:.14em}
.gnav{display:flex;align-items:center;gap:2px}
.gnav a{font-size:13px;font-weight:600;color:var(--ink-2);padding:8px 11px;border-radius:8px;white-space:nowrap}
.gnav a:hover{background:var(--bg-2);color:var(--ai)}
.header-cta{display:flex;align-items:center;gap:8px}
.menu-btn{display:none;background:none;border:1px solid var(--line);border-radius:10px;width:42px;height:42px;cursor:pointer;position:relative}
.menu-btn span,.menu-btn span::before,.menu-btn span::after{
  content:"";position:absolute;left:11px;width:20px;height:2px;background:var(--ink);border-radius:2px;transition:.25s;
}
.menu-btn span{top:20px}
.menu-btn span::before{top:-6px;left:0}
.menu-btn span::after{top:6px;left:0}
.menu-btn.open span{background:transparent}
.menu-btn.open span::before{transform:rotate(45deg);top:0}
.menu-btn.open span::after{transform:rotate(-45deg);top:0}

/* モバイルメニュー */
.mnav{display:none;position:fixed;inset:62px 0 0 0;background:rgba(255,255,255,.97);backdrop-filter:blur(10px);z-index:99;padding:26px 22px;overflow-y:auto}
.mnav.open{display:block}
.mnav a{display:flex;justify-content:space-between;align-items:center;padding:15px 6px;border-bottom:1px solid var(--line);color:var(--ink);font-weight:600;font-size:15px}
.mnav a::after{content:"→";color:var(--ai);font-weight:400}
.mnav .mnav-cta{margin-top:22px;display:grid;gap:10px}

/* ---------- ボタン ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:14px 26px;border-radius:999px;font-weight:700;font-size:15px;
  transition:.2s;cursor:pointer;border:none;line-height:1.4;text-align:center;
}
.btn-line{background:var(--green);color:#fff;box-shadow:0 6px 18px rgba(6,199,85,.35)}
.btn-line:hover{background:var(--green-d);transform:translateY(-2px)}
.btn-line .ico{width:22px;height:22px;flex-shrink:0}
.btn-ai{background:var(--grad-ai);color:#fff;box-shadow:0 6px 18px rgba(28,100,242,.3)}
.btn-ai:hover{transform:translateY(-2px)}
.btn-ghost{background:#fff;color:var(--ink);border:1.5px solid var(--line)}
.btn-ghost:hover{border-color:var(--ai);color:var(--ai)}
.btn-s{padding:10px 18px;font-size:13.5px}

/* ---------- ヒーロー ---------- */
.hero{position:relative;overflow:hidden;background:
  radial-gradient(900px 500px at 85% -10%,rgba(6,182,212,.14),transparent 60%),
  radial-gradient(700px 420px at -10% 30%,rgba(28,100,242,.10),transparent 60%),
  radial-gradient(600px 400px at 70% 110%,rgba(255,122,61,.10),transparent 60%),
  var(--bg);
}
.hero::before{ /* テックグリッド */
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(28,100,242,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(28,100,242,.05) 1px,transparent 1px);
  background-size:44px 44px;
  mask-image:radial-gradient(ellipse 90% 80% at 50% 20%,#000 30%,transparent 75%);
}
.hero-inner{position:relative;max-width:var(--maxw);margin:0 auto;padding:64px 22px 56px;display:grid;grid-template-columns:1.08fr .92fr;gap:44px;align-items:center}
.hero-copy .tagchip{
  display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:700;letter-spacing:.08em;
  color:var(--ai);background:rgba(28,100,242,.08);border:1px solid rgba(28,100,242,.22);
  padding:7px 14px;border-radius:999px;margin-bottom:18px;
}
.tagchip .dot{width:7px;height:7px;border-radius:50%;background:var(--ai);animation:pulse 1.8s infinite}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.4;transform:scale(.8)}}
.hero h1{font-size:clamp(28px,4.6vw,44px);line-height:1.38;font-weight:900;letter-spacing:.01em}
.hero h1 .grad{background:var(--grad-ai);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero .lead{margin-top:18px;color:var(--ink-2);font-size:15.5px}
.hero .lead strong{color:var(--hot);font-weight:800}
.hero-cta{margin-top:26px;display:flex;gap:12px;flex-wrap:wrap}
.hero-note{margin-top:14px;font-size:12px;color:var(--ink-3)}
.hero-badges{margin-top:26px;display:flex;gap:10px;flex-wrap:wrap}
.hbadge{background:#fff;border:1px solid var(--line);border-radius:12px;padding:9px 14px;font-size:12.5px;font-weight:700;color:var(--ink-2);box-shadow:var(--shadow-s);display:flex;align-items:center;gap:7px}
.hbadge b{color:var(--ai)}
.hbadge .hot{color:var(--hot)}

/* チャットモック（LINE風） */
.chatmock{
  position:relative;background:#fff;border:1px solid var(--line);border-radius:26px;
  box-shadow:var(--shadow);padding:18px 16px 16px;max-width:400px;margin:0 auto;width:100%;
}
.chatmock::before{
  content:"";position:absolute;inset:-2px;border-radius:28px;z-index:-1;
  background:var(--grad-ai);opacity:.35;filter:blur(18px);
}
.chat-head{display:flex;align-items:center;gap:10px;padding:0 4px 12px;border-bottom:1px solid var(--line)}
.chat-avatar{width:36px;height:36px;border-radius:50%;background:var(--grad-ai);display:grid;place-items:center;color:#fff;font-weight:800;font-size:13px;font-family:"Outfit",sans-serif}
.chat-head .t{font-weight:800;font-size:13.5px;line-height:1.3}
.chat-head .t small{display:block;font-weight:500;font-size:10.5px;color:var(--green)}
.chat-body{padding:14px 2px 2px;display:flex;flex-direction:column;gap:10px;min-height:300px}
.bubble{max-width:86%;padding:10px 14px;border-radius:16px;font-size:12.5px;line-height:1.7;opacity:0;transform:translateY(8px);animation:bubbleIn .5s forwards}
.bubble.user{align-self:flex-end;background:#dcf5e3;border-bottom-right-radius:4px}
.bubble.ai{align-self:flex-start;background:var(--bg-2);border-bottom-left-radius:4px}
.bubble.ai .ai-tag{display:inline-flex;align-items:center;gap:5px;font-size:10px;font-weight:800;color:var(--ai);letter-spacing:.08em;margin-bottom:4px}
.bubble .photos{display:flex;gap:5px;margin-top:6px}
.bubble .photos span{width:44px;height:44px;border-radius:8px;background:linear-gradient(135deg,#c7d6ee,#e7eef8);display:grid;place-items:center;font-size:15px}
.bubble table{width:100%;border-collapse:collapse;margin-top:6px;font-size:11.5px}
.bubble table td{padding:3px 6px;border-bottom:1px dashed #d8e0ec}
.bubble table td:last-child{text-align:right;font-weight:700}
.bubble .total{color:var(--hot);font-weight:800;font-size:13px}
@keyframes bubbleIn{to{opacity:1;transform:none}}
.b1{animation-delay:.3s}.b2{animation-delay:1.1s}.b3{animation-delay:2s}.b4{animation-delay:3s}
.chat-note{margin-top:10px;text-align:center;font-size:10.5px;color:var(--ink-3)}

/* ---------- セクション共通 ---------- */
.sec{padding:72px 0}
.sec-alt{background:var(--bg-2)}
.sec-label{display:flex;align-items:center;gap:10px;font-size:12px;font-weight:800;letter-spacing:.22em;color:var(--ai);margin-bottom:12px}
.sec-label::before{content:"";width:26px;height:2px;background:var(--grad-ai);border-radius:2px}
.sec h2{font-size:clamp(22px,3.4vw,31px);font-weight:900;line-height:1.5;letter-spacing:.01em}
.sec .sec-lead{margin-top:14px;color:var(--ink-2);max-width:760px}
.sec-head{margin-bottom:38px}
.center .sec-label{justify-content:center}
.center .sec-label::after{content:"";width:26px;height:2px;background:var(--grad-ai);border-radius:2px}
.center{text-align:center}
.center .sec-lead{margin-left:auto;margin-right:auto}

/* カード */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px 24px;box-shadow:var(--shadow-s);position:relative;overflow:hidden}
.card .num{font-family:"Outfit",sans-serif;font-size:13px;font-weight:800;color:var(--ai);letter-spacing:.1em;margin-bottom:10px}
.card h3{font-size:17.5px;font-weight:800;line-height:1.55;margin-bottom:10px}
.card p{font-size:13.5px;color:var(--ink-2)}
.card .icon{width:46px;height:46px;border-radius:13px;display:grid;place-items:center;margin-bottom:16px;font-size:21px;background:rgba(28,100,242,.08)}
.card.hotline::after{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:var(--grad-hot)}
.card.ailine::after{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:var(--grad-ai)}

/* チップ列（同一交換） */
.swap-chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px}
.swap-chip{background:#fff;border:1.5px solid var(--line);border-radius:14px;padding:12px 18px;font-weight:700;font-size:14px;display:flex;align-items:center;gap:10px;box-shadow:var(--shadow-s)}
.swap-chip .arr{color:var(--ai);font-weight:800}

/* 可否テーブル */
.okng{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:26px}
.okng .box{border-radius:var(--radius);padding:24px 22px;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow-s)}
.okng .box .tag{display:inline-block;font-size:12px;font-weight:800;padding:5px 13px;border-radius:999px;margin-bottom:12px;letter-spacing:.06em}
.okng .ok .tag{background:rgba(6,199,85,.12);color:#059347}
.okng .est .tag{background:rgba(255,122,61,.13);color:#e05a1b}
.okng .ng .tag{background:rgba(220,53,69,.1);color:#c92a3b}
.okng .box h4{font-size:15px;font-weight:800;margin-bottom:8px;line-height:1.6}
.okng .box p{font-size:13px;color:var(--ink-2)}

/* 注意ボックス */
.notice{border-radius:14px;padding:18px 20px;font-size:13.5px;line-height:1.8;margin-top:22px}
.notice.blue{background:rgba(28,100,242,.06);border:1px solid rgba(28,100,242,.18);color:var(--ink-2)}
.notice.warn{background:rgba(255,122,61,.07);border:1px solid rgba(255,122,61,.25);color:var(--ink-2)}
.notice b{color:var(--ink)}

/* ---------- テーブル ---------- */
.tbl-wrap{overflow-x:auto;margin-top:26px;border-radius:var(--radius);border:1px solid var(--line);box-shadow:var(--shadow-s);background:#fff}
table.tbl{width:100%;border-collapse:collapse;font-size:14px;min-width:560px}
.tbl th{background:var(--ink);color:#fff;font-weight:700;padding:14px 18px;text-align:left;font-size:13px;letter-spacing:.04em}
.tbl td{padding:15px 18px;border-bottom:1px solid var(--line);vertical-align:top}
.tbl tr:last-child td{border-bottom:none}
.tbl .price{font-family:"Outfit","Noto Sans JP",sans-serif;font-weight:800;font-size:19px;color:var(--ai);white-space:nowrap}
.tbl .price small{font-size:11px;color:var(--ink-3);font-weight:500}
.tbl .muted{font-size:12.5px;color:var(--ink-3)}

/* 比較テーブル */
.tbl.compare th:nth-child(3),.tbl.compare td:nth-child(3){background:rgba(28,100,242,.05)}
.tbl.compare td:nth-child(3){font-weight:700}
.tbl.compare .win{color:var(--hot);font-weight:800}

/* ---------- ステップ ---------- */
.steps{counter-reset:step;display:grid;gap:0;margin-top:30px}
.step{display:grid;grid-template-columns:64px 1fr;gap:20px;position:relative;padding-bottom:34px}
.step::before{content:"";position:absolute;left:31px;top:56px;bottom:6px;width:2px;background:linear-gradient(var(--ai),rgba(28,100,242,.15))}
.step:last-child::before{display:none}
.step .no{
  counter-increment:step;width:64px;height:64px;border-radius:20px;background:#fff;border:1.5px solid var(--line);
  display:grid;place-items:center;box-shadow:var(--shadow-s);position:relative;z-index:1;
}
.step .no::after{content:"0" counter(step);font-family:"Outfit",sans-serif;font-weight:800;font-size:19px;background:var(--grad-ai);-webkit-background-clip:text;background-clip:text;color:transparent}
.step h3{font-size:17px;font-weight:800;margin:6px 0 8px}
.step p{font-size:13.5px;color:var(--ink-2);max-width:640px}
.step .mini{margin-top:8px;font-size:12px;color:var(--ink-3)}

/* ---------- 撮影ガイドカード ---------- */
.shots{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:30px}
.shot{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-s)}
.shot .ph{aspect-ratio:4/3;background:linear-gradient(135deg,#dde7f5,#eef3fa);display:grid;place-items:center;position:relative}
.shot .ph .glyph{font-size:44px;opacity:.85}
.shot .ph .badge{position:absolute;top:10px;left:10px;background:var(--ink);color:#fff;font-size:11px;font-weight:800;padding:4px 11px;border-radius:999px;font-family:"Outfit",sans-serif;letter-spacing:.06em}
.shot .body{padding:18px 18px 20px}
.shot h3{font-size:15px;font-weight:800;margin-bottom:7px}
.shot p{font-size:12.5px;color:var(--ink-2)}
.shot .reads{margin-top:10px;font-size:11.5px;color:var(--ai);font-weight:700;background:rgba(28,100,242,.06);border-radius:8px;padding:7px 11px}

/* ---------- FAQ ---------- */
.faq{margin-top:26px;display:grid;gap:12px}
.faq details{background:#fff;border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow-s);overflow:hidden}
.faq summary{
  list-style:none;cursor:pointer;padding:18px 48px 18px 20px;font-weight:700;font-size:14.5px;position:relative;line-height:1.65;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary::before{content:"Q";color:var(--ai);font-family:"Outfit",sans-serif;font-weight:800;margin-right:10px}
.faq summary::after{content:"+";position:absolute;right:20px;top:16px;font-size:20px;color:var(--ai);transition:.2s;font-family:"Outfit",sans-serif}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq .a{padding:0 20px 20px;font-size:13.5px;color:var(--ink-2);border-top:1px dashed var(--line);padding-top:14px;margin:0 0}
.faq .a::before{content:"A";color:var(--hot);font-family:"Outfit",sans-serif;font-weight:800;margin-right:10px}

/* ---------- 事例 ---------- */
.works-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:30px}
.work{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-s)}
.work .ph{aspect-ratio:4/3;background:linear-gradient(135deg,#e3ebf6,#f0f5fb);display:grid;place-items:center;color:var(--ink-3);font-size:12.5px;font-weight:600;flex-direction:column;gap:8px}
.work .ph .glyph{font-size:38px;opacity:.6}
.work .body{padding:16px 18px 18px}
.work h3{font-size:14.5px;font-weight:800;margin-bottom:5px}
.work p{font-size:12.5px;color:var(--ink-2)}
.work .meta{margin-top:8px;display:flex;gap:6px;flex-wrap:wrap}
.work .meta span{font-size:11px;background:var(--bg-2);border-radius:999px;padding:3px 10px;color:var(--ink-2);font-weight:600}

/* ---------- 保証 ---------- */
.hosho-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:30px}
.hosho-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px 24px;box-shadow:var(--shadow-s);text-align:center}
.hosho-card .big{font-family:"Outfit","Noto Sans JP",sans-serif;font-size:40px;font-weight:800;background:var(--grad-ai);-webkit-background-clip:text;background-clip:text;color:transparent;line-height:1.15}
.hosho-card .big small{font-size:16px}
.hosho-card h3{font-size:15px;font-weight:800;margin:8px 0 8px}
.hosho-card p{font-size:12.5px;color:var(--ink-2)}

/* ---------- CTAバンド ---------- */
.ctaband{position:relative;overflow:hidden;background:var(--ink);color:#fff;border-radius:26px;padding:52px 40px;text-align:center}
.ctaband::before{content:"";position:absolute;inset:0;background:
  radial-gradient(500px 260px at 15% 0%,rgba(28,100,242,.5),transparent 60%),
  radial-gradient(480px 260px at 85% 100%,rgba(6,182,212,.35),transparent 60%);}
.ctaband>*{position:relative}
.ctaband h2{font-size:clamp(20px,3vw,28px);font-weight:900;line-height:1.6}
.ctaband p{margin-top:12px;color:#c6d2e4;font-size:14px}
.ctaband .btns{margin-top:26px;display:flex;gap:12px;justify-content:center;flex-wrap:wrap}
.ctaband .note{margin-top:14px;font-size:11.5px;color:#8fa0b8}

/* ---------- フッター ---------- */
.footer{background:var(--ink);color:#aab6c8;margin-top:0;padding:54px 0 110px}
.footer-inner{max-width:var(--maxw);margin:0 auto;padding:0 22px;display:grid;grid-template-columns:1.2fr 1fr 1fr;gap:36px}
.footer .brand{color:#fff}
.footer .brand-name small{color:#8fa0b8}
.footer p{font-size:12.5px;margin-top:14px}
.footer h4{color:#fff;font-size:13px;font-weight:800;margin-bottom:14px;letter-spacing:.1em}
.footer ul{display:grid;gap:9px}
.footer ul a{color:#aab6c8;font-size:13px}
.footer ul a:hover{color:#fff}
.footer-btm{border-top:1px solid rgba(255,255,255,.1);margin-top:40px;padding-top:22px;text-align:center;font-size:11.5px;color:#7487a0}
.footer-btm .container{display:flex;justify-content:space-between;gap:10px;flex-wrap:wrap}

/* ---------- モバイル固定バー ---------- */
.fixbar{
  position:fixed;left:0;right:0;bottom:0;z-index:98;display:none;
  background:rgba(255,255,255,.94);backdrop-filter:blur(12px);
  border-top:1px solid var(--line);padding:10px 12px calc(10px + env(safe-area-inset-bottom));
  grid-template-columns:1fr 1fr;gap:10px;
}
.fixbar .btn{padding:13px 10px;font-size:13.5px;border-radius:14px}

/* ---------- ページヒーロー（下層） ---------- */
.page-hero{background:
  radial-gradient(700px 300px at 90% -20%,rgba(6,182,212,.12),transparent 60%),
  radial-gradient(600px 300px at 0% 120%,rgba(28,100,242,.08),transparent 60%),var(--bg-2);
  padding:56px 0 46px;border-bottom:1px solid var(--line);
}
.page-hero .crumb{font-size:12px;color:var(--ink-3);margin-bottom:14px}
.page-hero .crumb a{color:var(--ink-3)}
.page-hero h1{font-size:clamp(24px,3.6vw,34px);font-weight:900;line-height:1.5}
.page-hero .sub{color:var(--ai);font-size:12px;font-weight:800;letter-spacing:.22em;margin-bottom:10px;display:block}
.page-hero p.lead{margin-top:14px;color:var(--ink-2);max-width:720px;font-size:14.5px}

/* ---------- 汎用 ---------- */
.mt-0{margin-top:0}.mt-1{margin-top:10px}.mt-2{margin-top:20px}.mt-3{margin-top:32px}.mt-4{margin-top:48px}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.reveal{opacity:0;transform:translateY(22px);transition:opacity .7s ease,transform .7s ease}
.reveal.on{opacity:1;transform:none}
.pill-list{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.pill-list span{background:#fff;border:1px solid var(--line);border-radius:999px;padding:7px 15px;font-size:13px;font-weight:600;color:var(--ink-2)}
.pill-list span.main{border-color:var(--ai);color:var(--ai);font-weight:700}
.def-table{width:100%;border-collapse:collapse;font-size:14px}
.def-table th{width:170px;text-align:left;padding:15px 14px;background:var(--bg-2);border-bottom:1px solid var(--line);font-size:13px;vertical-align:top;white-space:nowrap}
.def-table td{padding:15px 14px;border-bottom:1px solid var(--line);color:var(--ink-2)}
.anchor{scroll-margin-top:80px}

/* ---------- レスポンシブ ---------- */
@media(max-width:960px){
  .gnav{display:none}
  .header-cta .btn{display:none}
  .menu-btn{display:block}
  .hero-inner{grid-template-columns:1fr;padding:44px 22px 46px;gap:36px}
  .cards,.okng,.shots,.works-grid,.hosho-grid{grid-template-columns:1fr 1fr}
  .footer-inner{grid-template-columns:1fr 1fr}
}
@media(max-width:640px){
  body{font-size:14.5px}
  .sec{padding:54px 0}
  .cards,.okng,.shots,.works-grid,.hosho-grid,.grid-2{grid-template-columns:1fr}
  .fixbar{display:grid}
  .footer{padding-bottom:130px}
  .step{grid-template-columns:52px 1fr;gap:14px}
  .step .no{width:52px;height:52px;border-radius:16px}
  .step::before{left:25px}
  .ctaband{padding:40px 22px;border-radius:20px}
  .footer-inner{grid-template-columns:1fr}
  .def-table th{width:110px;white-space:normal}
}

/* =============================================
   ハイエンド演出（3D / カーソル / 横スクロール / AIチャット / AI診断）
   ============================================= */

/* WebGLヒーロー */
.hero-3d{position:relative}
#bg3d{position:absolute;inset:0;width:100%;height:100%;display:block;z-index:0}
#haze3d{position:absolute;inset:0;width:100%;height:100%;display:block;z-index:0;pointer-events:none;opacity:.9}
.hero-3d .hero-inner{position:relative;z-index:2}
.scroll-cue{position:absolute;left:50%;bottom:14px;transform:translateX(-50%);z-index:2;font-family:"Outfit",sans-serif;font-size:10px;letter-spacing:.3em;color:var(--ink-3);display:flex;flex-direction:column;align-items:center;gap:8px}
.scroll-cue span{width:1.5px;height:34px;background:linear-gradient(var(--ai),transparent);display:block;animation:cue 1.6s infinite}
@keyframes cue{0%{transform:scaleY(0);transform-origin:top}45%{transform:scaleY(1);transform-origin:top}55%{transform:scaleY(1);transform-origin:bottom}100%{transform:scaleY(0);transform-origin:bottom}}

/* カスタムカーソル */
.has-cursor,.has-cursor a,.has-cursor button,.has-cursor summary{cursor:none}
.cur-dot{position:fixed;left:-4px;top:-4px;width:8px;height:8px;border-radius:50%;background:var(--ai);z-index:9999;pointer-events:none}
.cur-ring{position:fixed;left:-19px;top:-19px;width:38px;height:38px;border-radius:50%;border:1.5px solid rgba(28,100,242,.5);z-index:9998;pointer-events:none;transition:width .25s,height .25s,margin .25s,background .25s}
.cur-ring.big{width:64px;height:64px;margin:-13px 0 0 -13px;background:rgba(28,100,242,.07)}

/* ティルトカード */
.tiltable{transition:transform .25s ease,box-shadow .25s ease;will-change:transform}
.tiltable:hover{box-shadow:0 22px 46px rgba(14,23,38,.14)}

/* 3Dストーリー */
.story-sec{position:relative;height:340vh;background:linear-gradient(#0c1424,#101b31 60%,#0c1424)}
.story-sticky{position:sticky;top:0;height:100vh;overflow:hidden}
#story3d{position:absolute;inset:0;width:100%;height:100%;display:block;touch-action:pan-y}
.story-caps{position:absolute;left:0;right:0;top:0;bottom:0;pointer-events:none}
.story-cap{position:absolute;left:6%;top:50%;transform:translateY(-40%);max-width:430px;opacity:0;transition:opacity .5s ease,transform .5s ease;color:#fff}
.story-cap.on{opacity:1;transform:translateY(-50%)}
.story-cap .sec-label{color:#7fd6ff}
.story-cap .sec-label::before{background:linear-gradient(120deg,#7fd6ff,#1c64f2)}
.story-cap h2{font-size:clamp(24px,3.6vw,40px);font-weight:900;line-height:1.5}
.story-cap p{margin-top:12px;color:#b9c8de;font-size:14px}
.story-hint{position:absolute;right:6%;bottom:8%;color:#5e7397;font-size:11px;letter-spacing:.3em}
@media(max-width:760px){
  .story-sec{height:300vh}
  .story-cap{left:22px;right:22px;top:auto;bottom:9%;transform:translateY(10px);max-width:none}
  .story-cap.on{transform:translateY(0)}
  .story-cap h2{font-size:22px}
  .story-hint{display:none}
}

/* AI診断 */
.sd-form{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:26px 26px 20px;max-width:860px;margin:0 auto;position:relative;overflow:hidden}
.sd-form::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:var(--grad-ai)}
.sd-fields{display:grid;grid-template-columns:1.3fr 1fr auto;gap:14px;align-items:end}
.sd-fields label{font-size:12.5px;font-weight:700;color:var(--ink-2);display:grid;gap:7px}
.sd-fields input,.sd-fields select{padding:14px 15px;border:1.5px solid var(--line);border-radius:12px;font-size:15px;font-family:inherit;background:#fff;width:100%}
.sd-fields input:focus,.sd-fields select:focus{outline:none;border-color:var(--ai)}
.sd-help{margin-top:12px;font-size:11.5px;color:var(--ink-3)}
.sd-out{max-width:860px;margin:0 auto;display:none}
.sd-out.on{display:block;animation:sdin .5s ease}
@keyframes sdin{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}
.sd-card{margin-top:18px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-s);padding:26px}
.sd-tag{display:inline-flex;align-items:center;gap:7px;font-size:11px;font-weight:800;letter-spacing:.14em;color:var(--ai);background:rgba(28,100,242,.08);padding:5px 13px;border-radius:999px;margin-bottom:12px}
.sd-tag::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--ai);animation:pulse 1.6s infinite}
.sd-card h3{font-size:20px;font-weight:900}
.sd-spec{font-size:13px;color:var(--ink-2);margin:4px 0 14px}
.sd-row{display:flex;justify-content:space-between;gap:12px;padding:11px 2px;border-bottom:1px dashed var(--line);font-size:13.5px}
.sd-row span{color:var(--ink-2)}
.sd-row b{font-family:"Outfit","Noto Sans JP",sans-serif;text-align:right}
.sd-row.total b{color:var(--hot);font-size:20px}
.sd-links{display:flex;gap:8px;flex-wrap:wrap;margin:16px 0 6px}
.sd-links a{font-size:12.5px;font-weight:700;border:1.5px solid var(--line);border-radius:999px;padding:9px 16px;color:var(--ink-2)}
.sd-links a:hover{border-color:var(--ai);color:var(--ai)}
.sd-note{font-size:11.5px;color:var(--ink-3);margin:10px 0 16px}
.sd-warn{font-size:13.5px;color:var(--ink-2)}
@media(max-width:760px){.sd-fields{grid-template-columns:1fr}}

/* 横スクロールセクション */
.hsec{position:relative;height:320vh;background:var(--bg)}
.hsec-sticky{position:sticky;top:0;height:100vh;overflow:hidden;display:flex;flex-direction:column;justify-content:center;gap:34px}
.hsec-head .sec-label{margin-bottom:10px}
.hsec-head h2{font-size:clamp(22px,3.4vw,31px);font-weight:900}
.htrack-wrap{overflow:hidden;padding:10px 0 26px}
.htrack{display:flex;gap:22px;padding:0 max(22px,calc((100vw - 1080px)/2));will-change:transform}
.hcard{flex:0 0 340px}
.hcard .ph{aspect-ratio:4/3}
.hcard-cta{flex:0 0 340px;background:var(--ink);border-radius:var(--radius);color:#fff;padding:34px 28px;display:flex;flex-direction:column;justify-content:center;gap:12px}
.hcard-cta h3{font-size:19px;font-weight:900;line-height:1.6}
.hcard-cta p{font-size:13px;color:#b9c8de}
.hcard-cta .btn{margin-top:8px;background:#fff;color:var(--ink);border:none}
@media(max-width:760px){
  .hsec{height:auto}
  .hsec-sticky{position:static;height:auto;padding:54px 0}
  .htrack-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch;scroll-snap-type:x mandatory;padding-bottom:16px}
  .htrack{transform:none !important;padding:0 22px}
  .hcard{flex:0 0 78vw;scroll-snap-align:center}
}

/* パララックス装飾 */
.deco-wrap{position:relative;overflow:hidden}
.deco{position:absolute;border-radius:50%;pointer-events:none;filter:blur(2px)}
.deco.d1{width:340px;height:340px;right:-120px;top:40px;background:radial-gradient(circle at 35% 35%,rgba(28,100,242,.14),transparent 65%)}
.deco.d2{width:260px;height:260px;left:-90px;bottom:60px;background:radial-gradient(circle at 60% 40%,rgba(255,122,61,.16),transparent 65%)}

/* AIチャット接客 */
#aichat{position:fixed;right:18px;bottom:18px;z-index:97}
.ac-fab{display:flex;align-items:center;gap:9px;background:var(--ink);color:#fff;border:none;border-radius:999px;padding:12px 20px 12px 12px;font-weight:800;font-size:13.5px;box-shadow:0 10px 26px rgba(14,23,38,.3);cursor:pointer;transition:.2s;font-family:inherit}
.ac-fab:hover{transform:translateY(-2px)}
.ac-fab-ico{width:34px;height:34px;border-radius:50%;background:var(--grad-ai);display:grid;place-items:center;font-family:"Outfit",sans-serif;font-weight:800;font-size:13px}
.ac-panel{position:absolute;right:0;bottom:64px;width:min(360px,calc(100vw - 36px));background:#fff;border:1px solid var(--line);border-radius:20px;box-shadow:0 24px 60px rgba(14,23,38,.25);overflow:hidden;display:none;flex-direction:column}
.ac-panel.open{display:flex;animation:sdin .35s ease}
.ac-head{display:flex;align-items:center;gap:10px;padding:14px 16px;border-bottom:1px solid var(--line)}
.ac-avatar{width:34px;height:34px;border-radius:50%;background:var(--grad-ai);color:#fff;display:grid;place-items:center;font-family:"Outfit",sans-serif;font-weight:800;font-size:13px;flex-shrink:0}
.ac-head b{font-size:13.5px;display:block;line-height:1.3}
.ac-head small{font-size:10.5px;color:var(--green);font-weight:700}
.ac-close{margin-left:auto;background:none;border:none;font-size:22px;color:var(--ink-3);cursor:pointer;line-height:1}
.ac-body{height:300px;overflow-y:auto;padding:14px;display:flex;flex-direction:column;gap:9px;background:var(--bg-2)}
.ac-msg{max-width:88%;padding:10px 13px;border-radius:14px;font-size:12.5px;line-height:1.75}
.ac-msg.ai{align-self:flex-start;background:#fff;border:1px solid var(--line);border-bottom-left-radius:4px}
.ac-msg.user{align-self:flex-end;background:#dcf5e3;border-bottom-right-radius:4px}
.ac-msg.ac-cta .btn{display:inline-flex;margin-top:8px;font-size:12.5px;padding:10px 16px}
.ac-chips{display:flex;gap:7px;flex-wrap:wrap;padding:12px 14px;border-top:1px solid var(--line);background:#fff}
.ac-chip{border:1.5px solid var(--line);background:#fff;border-radius:999px;padding:7px 13px;font-size:11.5px;font-weight:700;color:var(--ink-2);cursor:pointer;font-family:inherit;transition:.15s}
.ac-chip:hover{border-color:var(--ai);color:var(--ai)}
@media(max-width:640px){
  #aichat{bottom:84px}
  .ac-panel{bottom:60px}
  .ac-body{height:250px}
}

/* 事例 before/after */
.works-real{grid-template-columns:1fr 1fr}
@media(max-width:960px){.works-real{grid-template-columns:1fr}}
.work .ba{display:grid;grid-template-columns:1fr 1fr;gap:2px;background:var(--line)}
.work .ba figure{position:relative;margin:0;aspect-ratio:3/4;overflow:hidden}
.work .ba img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .5s ease}
.work:hover .ba img{transform:scale(1.04)}
.work .ba figcaption{position:absolute;top:10px;left:10px;font-family:"Outfit",sans-serif;font-size:10.5px;font-weight:800;letter-spacing:.14em;padding:4px 12px;border-radius:999px;background:rgba(14,23,38,.72);color:#fff;backdrop-filter:blur(4px)}
.work .ba figure:last-child figcaption{background:var(--grad-ai)}

/* A社B社C社 比較表 */
.tbl.compare.abc{min-width:760px}
.tbl.compare.abc th,.tbl.compare.abc td{border-left:1px solid rgba(255,255,255,.14)}
.tbl.compare.abc td{border-left:1px solid var(--line);vertical-align:middle}
.tbl.compare.abc th:first-child,.tbl.compare.abc td:first-child{border-left:none}
.tbl.compare.abc td:nth-child(3){background:transparent;font-weight:400}
.tbl.compare.abc th:nth-child(3){background:var(--ink)}
.tbl.compare.abc th{background:var(--ink);color:#fff;text-align:center}
.tbl.compare.abc th:first-child{text-align:left}
.tbl.compare.abc th small{font-weight:500;opacity:.8;font-size:10px}
.tbl.compare.abc th:last-child{background:linear-gradient(120deg,#1c64f2,#06b6d4);color:#fff;font-size:14px}
.tbl.compare.abc td{text-align:center}
.tbl.compare.abc td:first-child{text-align:left;background:var(--bg-2);font-size:13px}
.tbl.compare.abc td:last-child{background:rgba(28,100,242,.07);font-weight:700;color:var(--ink)}
.tbl.compare.abc td[colspan]{background:#f6f8fb;color:var(--ink-3);font-size:12.5px}
.tbl.compare.abc .row-total td{font-family:"Outfit","Noto Sans JP",sans-serif;font-weight:800;font-size:16px;color:var(--ink-2)}
.tbl.compare.abc .row-total td:first-child{font-family:"Noto Sans JP",sans-serif;font-size:13px;font-weight:700;color:var(--ink)}
.tbl.compare.abc .row-total td:last-child{font-size:13px}
.tbl.compare.abc .row-total .win{color:var(--hot);font-size:20px;font-weight:800;white-space:nowrap}

/* 撮影ガイドの実写・イラスト */
.shot .ph,.gshot .ph{position:relative;overflow:hidden}
.ph img.gp{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.ph img.gp-label{transform:scale(2.9);transform-origin:48% 40%}
.ph img.gp-pipe{transform:scale(2.0);transform-origin:50% 66%}
.ph .badge{z-index:2}

/* ヒーロー: 対応エリアマップ（Leaflet実地図） */
.hero-map{grid-column:1/-1;position:relative;border-radius:22px;overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow);margin-top:8px}
#areamap{display:block;width:100%;height:380px;background:#dcebfb;z-index:1}
.hero-map .leaflet-tile{filter:saturate(.8) contrast(.98)}
.hero-map .map-chips{position:absolute;top:16px;left:16px;right:60px;z-index:500;display:flex;gap:8px;flex-wrap:wrap;pointer-events:none}
.hero-map .map-chips .hbadge{pointer-events:auto}
.otsu-pin{position:relative}
.otsu-pin .pp{position:absolute;left:-26px;top:-26px;width:52px;height:52px;border-radius:50%;background:rgba(28,100,242,.28);animation:mapPulse 2.4s infinite}
.otsu-pin .pl{position:absolute;left:50%;top:12px;transform:translateX(-50%);background:#0e1726;color:#fff;font-weight:800;font-size:13px;padding:6px 14px;border-radius:999px;white-space:nowrap;box-shadow:0 6px 16px rgba(14,23,38,.3);display:flex;align-items:center;gap:6px}
.otsu-pin .pl small{font-weight:600;font-size:9px;color:#9fd0ff;letter-spacing:.1em}
@keyframes mapPulse{0%{transform:scale(.35);opacity:.9}70%{transform:scale(1.15);opacity:0}100%{opacity:0}}
.r20-label{background:#1c64f2;color:#fff;font-weight:800;font-size:12px;padding:5px 13px;border-radius:999px;white-space:nowrap;transform:translate(-50%,-50%);box-shadow:0 4px 12px rgba(28,100,242,.35);width:auto!important;height:auto!important}
.hero-map .leaflet-control-attribution{font-size:9.5px;background:rgba(255,255,255,.75)}
@media(max-width:760px){#areamap{height:300px}.hero-map .map-chips .hbadge{font-size:11px;padding:7px 11px}}

/* ヒーロー: 写真背景（家族のバスタイム） */
.hero-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:72% 28%;z-index:0}
.hero-veil{position:absolute;inset:0;z-index:1;background:linear-gradient(92deg,rgba(255,255,255,.97) 0%,rgba(255,255,255,.93) 36%,rgba(255,255,255,.6) 64%,rgba(255,247,240,.3) 100%)}
.hero-3d .hero-inner{position:relative;z-index:2}
.hero-3d .scroll-cue{z-index:2}
@media(max-width:760px){
  .hero-veil{background:linear-gradient(180deg,rgba(255,255,255,.97) 0%,rgba(255,255,255,.93) 50%,rgba(255,255,255,.8) 100%)}
  .hero-bg{object-position:68% 18%}
}
/* 文字の折り返し調整（スマホの中途半端な改行対策） */
h1,h2,h3,h4{text-wrap:balance}
p,.sec-lead,.lead,.card p,.faq .a,.notice,.step p{text-wrap:pretty}
.hbadge,.swap-chip,.pill-list span,.sd-tag,.meta span{white-space:nowrap}
@media(max-width:760px){
  .hero h1 br{display:none}
  .hero h1{font-size:clamp(27px,8.4vw,34px)}
  .sec h2 br{display:none}
  .ctaband h2 br{display:none}
  .hbadge{white-space:normal}
}

/* ヒーロー: 写真カード（右カラム） */
.hero-visual{position:relative}
.hv-photo{width:100%;height:520px;object-fit:cover;object-position:60% 32%;border-radius:26px;box-shadow:var(--shadow);display:block}
.hv-badge{position:absolute;left:16px;bottom:16px;background:rgba(255,255,255,.93);backdrop-filter:blur(6px);border-radius:999px;padding:10px 18px;font-weight:800;font-size:13.5px;color:var(--ink);box-shadow:var(--shadow-s)}
@media(max-width:960px){.hv-photo{height:380px}}
@media(max-width:760px){.hv-photo{height:290px;object-position:60% 25%}.hv-badge{font-size:12px;padding:8px 14px}}
/* AI診断: フォーム + LINE見積イメージの2カラム */
.sd-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:28px;align-items:start;max-width:1040px;margin:0 auto}
.sd-grid .sd-form{max-width:none;margin:0}
.sd-grid .sd-out{max-width:none}
.sd-mock .chatmock{margin:0 auto}
@media(max-width:860px){.sd-grid{grid-template-columns:1fr}}

/* ヒーロー背景 再調整: 写真は右側にソフトに見せる */
.hero-bg{object-position:80% 30%;
  -webkit-mask-image:linear-gradient(90deg,transparent 0%,transparent 30%,rgba(0,0,0,.75) 56%,#000 78%);
  mask-image:linear-gradient(90deg,transparent 0%,transparent 30%,rgba(0,0,0,.75) 56%,#000 78%)}
.hero-veil{background:linear-gradient(90deg,rgba(255,255,255,.35) 0%,rgba(255,255,255,.18) 55%,rgba(255,250,244,.1) 100%)}
@media(max-width:760px){
  .hero-bg{-webkit-mask-image:linear-gradient(180deg,transparent 0%,rgba(0,0,0,.5) 45%,#000 80%);mask-image:linear-gradient(180deg,transparent 0%,rgba(0,0,0,.5) 45%,#000 80%);object-position:62% 22%;opacity:.5}
  .hero-veil{background:linear-gradient(180deg,rgba(255,255,255,.9) 0%,rgba(255,255,255,.75) 60%,rgba(255,255,255,.6) 100%)}
}