/* Speed M&A テストマーケ LP 共通スタイル(売り手 sell.html / 買い手 buy.html / 入口 index.html)
トーン: 紺 × 白 × 金(M&A 業種の信頼・格式。Ad Library ma_succession の主流配色)。ライトテーマ */
:root{
--navy:#0b1f3a;--navy-2:#12315c;--navy-3:#1d4a86;--navy-soft:rgba(11,31,58,.07);
--gold:#b8922e;--gold-2:#d4af4a;--gold-soft:#faf5e6;
--bg:#ffffff;--bg-alt:#f4f6fa;--bg-deep:#0b1f3a;
--ink:#0f172a;--text:#1f2937;--muted:#4b5563;--dim:#6b7280;
--line:#e3e8ef;--line-2:#cfd7e3;
--green:#15803d;--green-soft:#ecfdf3;--red:#b91c1c;--red-soft:#fef2f2;
--maxw:1080px;
--sans:"Noto Sans JP",-apple-system,BlinkMacSystemFont,"Hiragino Kaku Gothic ProN","Hiragino Sans",sans-serif;
--num:"Inter","Noto Sans JP",sans-serif;
--sh-card:0 18px 46px -22px rgba(11,31,58,.35);
--sh-cta:0 12px 28px -12px rgba(11,31,58,.55);
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:76px}
body{font-family:var(--sans);background:var(--bg);color:var(--text);line-height:1.9;font-size:15.5px;font-feature-settings:"palt";-webkit-font-smoothing:antialiased}
::selection{background:rgba(212,175,74,.45)}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block;height:auto}
ul,ol{list-style:none}
em{font-style:normal}
button,input,select{font-family:var(--sans)}
[hidden]{display:none!important}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 20px}
.num{font-family:var(--num);font-weight:800;letter-spacing:.01em}
.gd{color:var(--gold);font-weight:900}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.pc-only{display:inline}
@media(max-width:720px){.pc-only{display:none}}
/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;font-weight:900;cursor:pointer;border:none;text-align:center;border-radius:12px;line-height:1.4;letter-spacing:.02em;transition:transform .15s ease,box-shadow .2s ease,filter .2s,opacity .15s}
.btn svg{flex-shrink:0}
.btn-cta{background:var(--navy);color:#fff;padding:17px 34px;font-size:16px;box-shadow:var(--sh-cta)}
.btn-cta:hover{transform:translateY(-2px);filter:brightness(1.12)}
.btn-cta:disabled{opacity:.6;cursor:default;transform:none}
.btn-cta.small{padding:10px 20px;font-size:13.5px;box-shadow:none}
.btn-gold{background:var(--gold);color:#fff}
.btn-block{width:100%}
.btn-ghost{background:#fff;border:1.5px solid var(--line-2);color:var(--muted);padding:11px 20px;font-size:13px;font-weight:700}
.btn-ghost:hover{border-color:var(--navy);color:var(--navy)}
/* header */
.site-head{position:fixed;inset:0 0 auto 0;z-index:100;background:rgba(255,255,255,.9);border-bottom:1px solid var(--line);backdrop-filter:saturate(1.2) blur(10px);transition:box-shadow .3s}
.site-head.scrolled{box-shadow:0 4px 24px -10px rgba(11,31,58,.25)}
.head-in{display:flex;align-items:center;justify-content:space-between;height:60px;gap:14px}
.logo{display:inline-flex;align-items:center;gap:9px;line-height:1}
.logo-mark{width:30px;height:30px;border-radius:8px;flex-shrink:0;background:var(--navy);display:inline-flex;align-items:center;justify-content:center}
.logo-mark svg{width:16px;height:16px}
.logo-text{font-family:var(--num);font-weight:900;font-size:18px;letter-spacing:-.01em;color:var(--navy)}
.logo-text small{font-family:var(--sans);font-size:11px;font-weight:700;color:var(--dim);margin-left:6px;letter-spacing:0}
.head-note{font-size:12px;color:var(--dim);margin-left:8px}
/* FV */
.fv{position:relative;overflow:hidden;padding:96px 0 56px;background:linear-gradient(180deg,#f7f9fc 0%,#ffffff 70%)}
.fv::before{content:"";position:absolute;inset:0;background-image:linear-gradient(to right,rgba(11,31,58,.05) 1px,transparent 1px),linear-gradient(to bottom,rgba(11,31,58,.05) 1px,transparent 1px);background-size:56px 56px;-webkit-mask-image:radial-gradient(ellipse 90% 65% at 50% 0%,#000 30%,transparent 100%);mask-image:radial-gradient(ellipse 90% 65% at 50% 0%,#000 30%,transparent 100%);pointer-events:none}
.fv .wrap{position:relative}
.fv-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:34px;align-items:start}
.fv-copy{display:contents}
.fv-label{display:inline-flex;align-items:center;gap:8px;border:1px solid rgba(184,146,46,.45);background:var(--gold-soft);color:#7a5c12;border-radius:999px;padding:5px 14px;font-size:12.5px;font-weight:700;letter-spacing:.02em}
.fv-label i{width:7px;height:7px;border-radius:50%;background:var(--gold);box-shadow:0 0 0 4px rgba(212,175,74,.2)}
.fv h1{font-size:44px;line-height:1.22;font-weight:900;letter-spacing:-.01em;margin-top:18px;text-wrap:balance;color:var(--navy)}
.fv-sub{margin-top:16px;font-size:16px;color:var(--muted);max-width:560px}
.fv-sub b{color:var(--navy);font-weight:900}
.fv-chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}
.fv-chips span{border:1px solid var(--line-2);background:#fff;border-radius:999px;padding:5px 12px;font-size:12.5px;color:var(--muted);font-weight:700}
.fv-chips span b{color:var(--navy)}
.fv-visual{grid-column:2;grid-row:1 / span 2;margin:0}
.fv-visual figure{position:relative;margin:0}
.fv-visual img{width:100%;aspect-ratio:4/5;object-fit:cover;border-radius:20px;border:1px solid var(--line);background:var(--navy);box-shadow:var(--sh-card)}
/* 画像自体に広告コピーが入っているので、キャプションは画像の下に置く(重ねない) */
.fv-visual figcaption{display:flex;align-items:flex-start;gap:8px;font-size:12px;color:var(--muted);padding:10px 4px 0;line-height:1.6}
.fv-visual figcaption i{width:8px;height:8px;border-radius:50%;background:var(--gold-2);flex-shrink:0;margin-top:6px}
.fv-form-col{grid-column:1}
.fv-note{margin-top:12px;font-size:11.5px;color:var(--dim);line-height:1.6}
/* lead card */
.lead-card{margin-top:26px;background:#fff;color:var(--ink);border:1px solid var(--line);border-radius:20px;padding:22px 22px 18px;box-shadow:var(--sh-card)}
.lc-head{display:flex;align-items:center;justify-content:space-between;gap:10px;flex-wrap:wrap}
.lc-head b{font-size:17px;font-weight:900;color:var(--navy)}
.lc-head small{font-size:12px;color:var(--dim);font-weight:700}
.lc-proof{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-top:14px}
.lc-proof div{background:var(--bg-alt);border-radius:12px;padding:10px 11px;font-size:12px;line-height:1.55;color:var(--text)}
.lc-proof div b{display:block;font-size:11px;color:var(--gold);letter-spacing:.06em;margin-bottom:2px}
.lead-form{margin-top:14px}
.f-row{margin-top:12px}
.f-row label.t,.f-row .t{display:block;font-size:12.5px;font-weight:900;color:var(--ink);margin-bottom:6px}
.f-row .t small{color:var(--dim);font-weight:700;margin-left:6px}
.f-row input[type=email],.f-row input[type=text],.f-row input[type=tel],.f-row select{width:100%;height:50px;border:1.5px solid var(--line-2);border-radius:12px;padding:0 14px;font-size:16px;background:#fff;color:var(--ink);outline:none;transition:border-color .15s,box-shadow .15s}
.f-row select{appearance:none;-webkit-appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%236b7280' stroke-width='2.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 14px center;padding-right:38px}
.f-row input:focus,.f-row select:focus{border-color:var(--navy);box-shadow:0 0 0 3px rgba(11,31,58,.14)}
.f-2col{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.f-2col .f-row{margin-top:12px}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chips input{position:absolute;opacity:0;pointer-events:none}
.chips label{display:inline-flex;align-items:center;justify-content:center;min-height:40px;padding:0 14px;border:1.5px solid var(--line-2);border-radius:999px;font-size:14px;font-weight:700;color:var(--text);cursor:pointer;background:#fff;transition:all .15s}
.chips input:checked + label{border-color:var(--navy);background:var(--navy);color:#fff}
.chips input:focus-visible + label{box-shadow:0 0 0 3px rgba(11,31,58,.2)}
.form-err{margin-top:10px;font-size:13px;color:var(--red);font-weight:700;background:var(--red-soft);border-radius:10px;padding:8px 12px}
.lead-form .btn-cta{margin-top:16px;font-size:16.5px;padding:17px 22px}
.f-note{margin-top:10px;font-size:11.5px;color:var(--dim);line-height:1.6;text-align:center}
.f-note a{text-decoration:underline}
/* done */
.done{margin-top:26px;background:#fff;color:var(--ink);border:1px solid var(--line);border-radius:20px;padding:26px 22px;box-shadow:var(--sh-card)}
.done h3{font-size:22px;font-weight:900;line-height:1.35;display:flex;align-items:center;gap:10px;color:var(--navy)}
.done h3 i{width:34px;height:34px;border-radius:50%;background:var(--green-soft);color:var(--green);display:inline-flex;align-items:center;justify-content:center;flex-shrink:0}
.done p{margin-top:12px;font-size:14.5px;color:var(--text)}
.done .steps{margin-top:14px;display:grid;gap:8px}
.done .steps li{display:flex;gap:10px;align-items:flex-start;font-size:14px;color:var(--ink);background:var(--bg-alt);border-radius:12px;padding:10px 12px}
.done .steps li b{flex-shrink:0;width:24px;height:24px;border-radius:50%;background:var(--navy);color:#fff;font-size:12px;display:inline-flex;align-items:center;justify-content:center;font-family:var(--num)}
.done .step2{margin-top:18px;border-top:1px dashed var(--line-2);padding-top:14px}
.done .step2 .t2{font-size:14px;font-weight:900;color:var(--navy)}
.done .step2 .t2 small{font-weight:700;color:var(--dim);margin-left:6px}
.done .step2 .btn-cta{margin-top:14px;font-size:15px;padding:14px 20px}
.done .step2-ok{margin-top:12px;font-size:13.5px;color:var(--green);font-weight:700;background:var(--green-soft);border-radius:10px;padding:8px 12px}
.done small{display:block;margin-top:10px;font-size:12px;color:var(--dim);text-align:center}
/* sections */
section{padding:76px 0}
.sec-alt{background:var(--bg-alt);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.sec-deep{background:var(--bg-deep);color:#fff}
.sec-deep .sec-h h2{color:#fff}
.sec-deep .sec-h p{color:rgba(255,255,255,.72)}
.sec-h{text-align:center;max-width:760px;margin:0 auto}
.sec-h .eyebrow{display:inline-block;font-size:12px;font-weight:900;letter-spacing:.14em;color:var(--gold);text-transform:uppercase}
.sec-h h2{font-size:32px;line-height:1.3;font-weight:900;margin-top:10px;letter-spacing:-.01em;text-wrap:balance;color:var(--navy)}
.sec-h p{margin-top:14px;color:var(--muted);font-size:15.5px}
.foot-note{margin-top:18px;font-size:11.5px;color:var(--dim);line-height:1.7;text-align:center}
.sec-deep .foot-note{color:rgba(255,255,255,.55)}
/* check list */
.check-list{display:grid;gap:12px;margin:34px auto 0;max-width:680px}
.check-item{display:flex;gap:14px;align-items:center;background:#fff;border:1px solid var(--line);border-radius:16px;padding:16px 18px;font-size:16px;font-weight:700;color:var(--ink)}
.check-item i{flex-shrink:0;width:28px;height:28px;border-radius:8px;background:var(--gold-soft);color:var(--gold);display:inline-flex;align-items:center;justify-content:center}
.check-note{text-align:center;margin-top:22px;color:var(--muted);font-size:15px;max-width:760px;margin-left:auto;margin-right:auto}
.check-note b{color:var(--navy)}
/* cards */
.cards3{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:38px}
.card{background:#fff;border:1px solid var(--line);border-radius:20px;padding:24px 22px}
.card.hl{border-color:rgba(184,146,46,.5);background:linear-gradient(180deg,#fffdf6,#fff);box-shadow:0 0 50px -14px rgba(184,146,46,.35)}
.card .tag{display:inline-flex;align-items:center;gap:6px;font-size:11.5px;font-weight:900;letter-spacing:.1em;color:var(--dim);text-transform:uppercase}
.card.hl .tag{color:var(--gold)}
.card h3{font-size:19px;font-weight:900;margin-top:12px;line-height:1.4;color:var(--navy)}
.card p{margin-top:10px;font-size:14px;color:var(--muted)}
.card .ic{width:42px;height:42px;border-radius:12px;background:var(--navy-soft);color:var(--navy);display:inline-flex;align-items:center;justify-content:center}
.card .ic + h3{margin-top:14px}
/* 工程比較(売り手) */
.cmp-wrap{margin-top:34px;overflow-x:auto;border:1px solid var(--line-2);border-radius:18px;background:#fff}
table.cmp{width:100%;min-width:600px;border-collapse:collapse;font-size:14px}
@media(max-width:720px){table.cmp{font-size:12.5px}.cmp th,.cmp td{padding:11px 10px}}
.cmp th,.cmp td{padding:14px 16px;text-align:left;border-bottom:1px solid var(--line);vertical-align:top}
.cmp thead tr{background:var(--bg-alt)}
.cmp th{font-weight:700;color:var(--muted)}
.cmp th.me{background:var(--navy);color:#fff;font-weight:900}
.cmp td.me{background:rgba(11,31,58,.05);font-weight:900;color:var(--navy)}
.cmp td.me::before{content:"✓";color:var(--gold);margin-right:8px}
.cmp tbody tr:last-child td{border-bottom:none}
.cmp tr.total td{background:var(--gold-soft);font-weight:900}
.cmp tr.total td.me{background:rgba(11,31,58,.09)}
.cmp td.lbl{font-weight:700;color:var(--ink)}
.cmp td.o{color:var(--muted)}
/* AI 算定(売り手)/ なぜ速いか(買い手) */
.split{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center;margin-top:10px}
.split h2{font-size:30px;line-height:1.3;font-weight:900;text-wrap:balance;color:var(--navy)}
.split .lead{margin-top:14px;color:var(--muted)}
.split .punch{margin-top:22px;font-size:20px;font-weight:900;color:var(--navy)}
.sec-deep .split h2,.sec-deep .split .punch{color:#fff}
.sec-deep .split .lead{color:rgba(255,255,255,.72)}
.tl{display:grid;gap:10px}
.tl li{display:flex;gap:14px;align-items:center;background:#fff;border:1px solid var(--line);border-radius:14px;padding:14px 16px;font-size:14px;font-weight:700;color:var(--ink)}
.tl li b{flex-shrink:0;font-family:var(--num);font-size:13px;color:var(--navy);background:var(--navy-soft);border-radius:8px;padding:4px 8px}
.sec-deep .tl li{background:rgba(255,255,255,.06);border-color:rgba(255,255,255,.14);color:#fff}
.sec-deep .tl li b{color:var(--gold-2);background:rgba(212,175,74,.16)}
/* 査定カード(売り手 AI 算定の見せ方) */
.val-card{background:#fff;border:1px solid var(--line);border-radius:22px;padding:24px;box-shadow:var(--sh-card)}
.val-card .cap{font-size:12px;color:var(--dim);font-weight:700;letter-spacing:.06em}
.val-card .in{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-top:12px}
.val-card .in div{background:var(--bg-alt);border-radius:12px;padding:10px 12px;font-size:12px;color:var(--muted)}
.val-card .in div b{display:block;font-size:14px;color:var(--ink);font-family:var(--num);margin-top:2px}
.val-card .arrow{text-align:center;color:var(--dim);margin:10px 0 6px;font-size:12px}
.val-card .range{background:var(--navy);color:#fff;border-radius:16px;padding:18px 20px;text-align:center}
.val-card .range small{display:block;font-size:12px;color:rgba(255,255,255,.7);font-weight:700}
.val-card .range b{display:block;font-family:var(--num);font-size:34px;font-weight:900;letter-spacing:-.01em;margin-top:4px;color:#fff}
.val-card .range b span{color:var(--gold-2)}
.val-card .sub{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:10px}
.val-card .sub div{border:1px solid var(--line);border-radius:12px;padding:10px 12px;font-size:12px;color:var(--muted)}
.val-card .sub div b{display:block;color:var(--navy);font-size:15px;font-family:var(--num)}
.val-card .note{margin-top:12px;font-size:11.5px;color:var(--dim);line-height:1.6}
/* 案件カード(買い手) */
.deals{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:38px}
.deal{background:#fff;border:1px solid var(--line);border-radius:20px;padding:20px 20px 18px;position:relative;overflow:hidden}
.deal .badge{display:inline-flex;align-items:center;gap:6px;font-size:11px;font-weight:900;letter-spacing:.08em;color:#7a5c12;background:var(--gold-soft);border:1px solid rgba(184,146,46,.35);border-radius:999px;padding:3px 10px}
.deal h3{font-size:17px;font-weight:900;margin-top:12px;color:var(--navy);line-height:1.4}
.deal dl{margin-top:12px;display:grid;grid-template-columns:auto 1fr;gap:6px 12px;font-size:13px}
.deal dt{color:var(--dim);font-weight:700}
.deal dd{color:var(--ink);font-weight:700;font-family:var(--num)}
.deal .price{margin-top:14px;background:var(--navy);color:#fff;border-radius:12px;padding:10px 14px;display:flex;justify-content:space-between;align-items:center;gap:8px}
.deal .price span{font-size:12px;color:rgba(255,255,255,.75);font-weight:700}
.deal .price b{font-family:var(--num);font-size:18px;font-weight:900}
.deal .reason{margin-top:10px;font-size:12.5px;color:var(--muted)}
.deal .blur{position:absolute;right:-8px;top:-8px;font-family:var(--num);font-size:56px;font-weight:900;color:rgba(11,31,58,.05);line-height:1}
/* steps */
.steps4{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:38px}
.step{position:relative;background:#fff;border:1px solid var(--line);border-radius:20px;padding:24px 20px}
.step .n{position:absolute;top:14px;right:18px;font-family:var(--num);font-size:44px;font-weight:900;color:rgba(11,31,58,.07);line-height:1}
.step .ic{width:42px;height:42px;border-radius:12px;background:var(--navy-soft);color:var(--navy);display:inline-flex;align-items:center;justify-content:center}
.step h3{font-size:16.5px;font-weight:900;margin-top:14px;color:var(--navy)}
.step p{margin-top:8px;font-size:13.5px;color:var(--muted)}
.step .when{display:inline-block;margin-top:10px;font-size:11.5px;font-weight:900;color:var(--gold);letter-spacing:.06em}
/* pricing */
.price-grid{display:grid;grid-template-columns:1fr 1fr;gap:34px;align-items:center;margin-top:10px}
.price-grid h2{font-size:30px;line-height:1.3;font-weight:900;text-wrap:balance;color:var(--navy)}
.price-grid .lead{margin-top:14px;color:var(--muted)}
.price-list{margin-top:20px;display:grid;gap:9px}
.price-list li{display:flex;gap:10px;align-items:flex-start;font-size:15px;color:var(--ink)}
.price-list li i{flex-shrink:0;margin-top:5px;width:18px;height:18px;border-radius:50%;background:var(--gold-soft);color:var(--gold);display:inline-flex;align-items:center;justify-content:center;font-size:12px}
.price-box{background:#fff;border:1px solid rgba(184,146,46,.4);border-radius:22px;padding:26px 24px;box-shadow:0 0 70px -22px rgba(184,146,46,.45)}
.price-box .cap{font-size:13px;color:var(--muted);font-weight:700}
.price-row{display:flex;align-items:center;justify-content:space-between;gap:10px;background:var(--bg-alt);border:1px solid var(--line);border-radius:14px;padding:14px 16px;margin-top:10px}
.price-row.hl{background:var(--gold-soft);border-color:rgba(184,146,46,.45)}
.price-row span{font-size:14px;color:var(--muted)}
.price-row b{font-family:var(--num);font-size:22px;font-weight:900;color:var(--navy)}
.price-row.hl b{color:#7a5c12}
.price-box small{display:block;margin-top:14px;font-size:12px;color:var(--dim);line-height:1.6}
/* 秘密厳守 / 安心設計 */
.safe4{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:38px}
.safe{background:#fff;border:1px solid rgba(21,128,61,.25);border-radius:20px;padding:22px 20px}
.safe .ic{width:42px;height:42px;border-radius:12px;background:var(--green-soft);color:var(--green);display:inline-flex;align-items:center;justify-content:center}
.safe h3{font-size:16.5px;font-weight:900;margin-top:14px;color:var(--navy)}
.safe p{margin-top:8px;font-size:13.5px;color:var(--muted)}
/* faq */
.faq{max-width:760px;margin:34px auto 0;display:grid;gap:10px}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:14px;overflow:hidden}
.faq-item.open{border-color:rgba(184,146,46,.5)}
.faq-q{width:100%;display:flex;justify-content:space-between;align-items:center;gap:12px;text-align:left;background:none;border:none;color:var(--ink);font-size:15.5px;font-weight:700;padding:16px 18px;cursor:pointer;line-height:1.5}
.faq-q svg{flex-shrink:0;transition:transform .2s;color:var(--dim)}
.faq-item.open .faq-q svg{transform:rotate(180deg)}
.faq-a{display:none;padding:0 18px 16px;font-size:14px;color:var(--muted)}
.faq-item.open .faq-a{display:block}
/* cv */
.cv{background:linear-gradient(180deg,#ffffff 0%,#f4f6fa 100%)}
.cv .sec-h h2{font-size:34px}
.cv .lead-card,.cv .done{max-width:560px;margin-left:auto;margin-right:auto}
/* footer */
footer{border-top:1px solid var(--line);padding:34px 0 120px;color:var(--dim);font-size:12.5px;background:#fff}
.foot-in{display:flex;flex-direction:column;gap:12px}
.foot-links{display:flex;flex-wrap:wrap;gap:6px 18px}
.foot-links a:hover{color:var(--navy)}
footer p{line-height:1.7}
.foot-co{display:grid;grid-template-columns:auto 1fr;gap:4px 14px;font-size:12.5px}
.foot-co dt{color:var(--dim);font-weight:700}
.foot-co dd{color:var(--text)}
/* sticky */
.sticky{position:fixed;left:0;right:0;bottom:0;z-index:90;padding:10px 14px calc(10px + env(safe-area-inset-bottom));background:rgba(255,255,255,.94);border-top:1px solid var(--line);backdrop-filter:blur(10px);transform:translateY(110%);transition:transform .25s}
.sticky.show{transform:none}
.sticky .btn-cta{width:100%;padding:15px 18px;font-size:15px}
.sticky .btn-cta .sub{font-weight:700;font-size:12px;opacity:.85;margin-left:6px}
@media(min-width:721px){.sticky{display:none}}
/* 入口ページ(index.html) */
.gate{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:34px}
.gate a{display:block;background:#fff;border:1px solid var(--line);border-radius:22px;padding:28px 26px;box-shadow:var(--sh-card);transition:transform .15s,border-color .15s}
.gate a:hover{transform:translateY(-3px);border-color:var(--gold)}
.gate .k{font-size:12px;font-weight:900;letter-spacing:.14em;color:var(--gold)}
.gate h3{font-size:24px;font-weight:900;color:var(--navy);margin-top:8px;line-height:1.35}
.gate p{margin-top:10px;font-size:14px;color:var(--muted)}
.gate .go{display:inline-flex;align-items:center;gap:8px;margin-top:16px;font-weight:900;color:var(--navy)}
/* responsive */
@media(max-width:960px){
.fv-grid{display:block}
.fv-visual{margin-top:22px;max-width:560px}
/* 広告画像(4:5)を切らずに全体表示(紺地にレターボックス)。広告と同じ絵が FV に出る */
.fv-visual img{aspect-ratio:auto;width:100%;height:min(48vh,440px);object-fit:contain}
.split,.price-grid{grid-template-columns:1fr;gap:26px}
.cards3,.deals{grid-template-columns:1fr}
.steps4,.safe4{grid-template-columns:1fr 1fr}
.gate{grid-template-columns:1fr}
}
@media(max-width:720px){
body{font-size:15px}
section{padding:58px 0}
.fv{padding:82px 0 44px}
.fv h1{font-size:31px}
.fv-sub{font-size:14.5px}
.fv-chips{display:none}
.fv-visual{margin-top:18px}
.logo-text small{display:none}
.logo-text{font-size:17px}
.head-in .btn-cta.small{white-space:nowrap;padding:9px 14px;font-size:12.5px}
/* 工程比較表はモバイルでカード積みに */
table.cmp{min-width:0;display:block}
.cmp thead{display:none}
.cmp tbody,.cmp tr,.cmp td{display:block}
.cmp tr{border-bottom:1px solid var(--line);padding:6px 0 10px}
.cmp tr:last-child{border-bottom:none}
.cmp td{border-bottom:none;padding:4px 14px}
.cmp td.lbl{font-size:14px;font-weight:900;color:var(--navy);padding-top:10px}
.cmp td.o::before{content:"従来: ";color:var(--dim);font-weight:700}
.cmp td.me{background:none;padding-bottom:6px}
.cmp td.me::before{content:"✓ Speed M&A: ";color:var(--gold)}
.cmp tr.total td{background:var(--gold-soft)}
.cmp tr.total td.me{background:var(--gold-soft)}
.lc-proof{grid-template-columns:1fr;gap:6px}
.lc-proof div{display:flex;gap:8px;align-items:baseline}
.lc-proof div b{display:inline;margin:0;flex-shrink:0}
.sec-h h2{font-size:25px}
.split h2,.price-grid h2{font-size:25px}
.steps4,.safe4{grid-template-columns:1fr}
.check-item{font-size:15px;padding:14px 16px}
.cv .sec-h h2{font-size:26px}
.head-note{display:none}
.f-2col{grid-template-columns:1fr}
.val-card .in{grid-template-columns:1fr 1fr 1fr}
.val-card .range b{font-size:28px}
}