:root{
  --ink:#10162f; --ink2:#3b4256; --muted:#5d6475; --line:#e1e5ee;
  --bg:#ffffff; --soft:#f3f6fb; --navy:#030C5E; --navy-d:#020231;
  --blue:#0777B6; --blue-d:#055c8e; --cyan:#12ACD0; --cyan-l:#7fd6ea;
  --grad:linear-gradient(90deg,#1C3CA9 0%,#DB2204 100%);
  --ok:#0777B6; --err:#b42318; --radius:14px; --max:1080px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:80px}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}
body{font-family:"Noto Sans JP",-apple-system,BlinkMacSystemFont,"Hiragino Kaku Gothic ProN","Hiragino Sans",Meiryo,sans-serif;color:var(--ink);background:var(--bg);line-height:1.8;font-size:16px;-webkit-font-smoothing:antialiased;font-feature-settings:"palt"}
img{max-width:100%;height:auto}
a{color:var(--blue)}
a:hover{color:var(--blue-d)}
:focus-visible{outline:3px solid var(--cyan);outline-offset:3px;border-radius:4px}
.skip{position:absolute;left:-9999px;top:8px;z-index:100;background:#fff;color:var(--navy);padding:8px 14px;border-radius:8px;font-weight:700}
.skip:focus{left:12px}
.sr-only{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.wrap{max-width:var(--max);margin:0 auto;padding:0 24px}
section{padding:88px 0}
.eyebrow{display:inline-flex;align-items:center;gap:10px;font-size:13px;font-weight:700;letter-spacing:.12em;color:var(--blue);margin-bottom:12px}
.eyebrow::before{content:"";width:22px;height:3px;border-radius:2px;background:var(--grad)}
h2{font-size:clamp(24px,3.2vw,34px);line-height:1.45;font-weight:900;letter-spacing:.01em;margin-bottom:20px;color:var(--navy)}
.lead{color:var(--ink2);font-size:17px;max-width:760px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;background:var(--blue);color:#fff;text-decoration:none;font-weight:700;padding:16px 30px;border-radius:999px;font-size:16px;border:0;cursor:pointer;font-family:inherit;transition:background .15s,transform .15s;box-shadow:0 6px 18px rgba(7,119,182,.25)}
.btn:hover{background:var(--blue-d);color:#fff;transform:translateY(-1px)}
.btn.cyan{background:var(--cyan);color:var(--navy-d);box-shadow:0 6px 18px rgba(18,172,208,.3)}
.btn.cyan:hover{background:#3cc0de;color:var(--navy-d)}
.btn.ghost{background:transparent;color:#fff;border:1.5px solid rgba(255,255,255,.6);box-shadow:none}
.btn.ghost:hover{background:rgba(255,255,255,.1)}
.btn[disabled]{opacity:.6;cursor:not-allowed;transform:none}
sup.fn{font-size:11px;margin-left:1px}
sup.fn a{text-decoration:none;color:var(--muted)}
sup.fn a:hover{text-decoration:underline}

/* header */
header.top{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.96);backdrop-filter:saturate(1.4) blur(8px);border-bottom:1px solid var(--line)}
header.top::before{content:"";display:block;height:3px;background:var(--grad)}
header.top .wrap{display:flex;align-items:center;justify-content:space-between;height:64px}
.logo{display:inline-flex;align-items:center}
.logo img{height:28px;width:auto;display:block}
header.top .btn{padding:10px 20px;font-size:14px;box-shadow:none}

/* hero */
.hero{background:radial-gradient(1200px 600px at 85% -10%,rgba(18,172,208,.18),transparent 60%),linear-gradient(160deg,var(--navy) 0%,var(--navy-d) 100%);color:#fff;padding:80px 0 92px;position:relative;overflow:hidden}
.hero .wrap{display:grid;grid-template-columns:1.35fr .9fr;gap:40px;align-items:center}
.alert{display:inline-flex;gap:10px;align-items:flex-start;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.22);border-radius:10px;padding:10px 14px;font-size:14px;margin-bottom:28px;max-width:720px}
.alert b{color:var(--cyan-l);white-space:nowrap}
.alert sup.fn a{color:#c3cbe6}
.hero h1{font-size:clamp(30px,4.6vw,50px);line-height:1.35;font-weight:900;letter-spacing:.01em;margin-bottom:22px}
.hero h1 em{font-style:normal;color:var(--cyan-l)}
.hero p.sub{font-size:clamp(16px,1.7vw,18px);color:#dde3f3;max-width:680px;margin-bottom:34px}
.hero .ctas{display:flex;gap:14px;flex-wrap:wrap}
.hero .note{font-size:13px;color:#c3cbe6;margin-top:16px}

/* pains */
.pains{background:var(--soft)}
.checks{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;margin-top:34px;list-style:none}
.check{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:18px 20px 18px 56px;position:relative;font-weight:500}
.check::before{content:"";position:absolute;left:20px;top:21px;width:22px;height:22px;border-radius:6px;border:2px solid var(--blue)}
.check::after{content:"";position:absolute;left:27px;top:25px;width:7px;height:12px;border:solid var(--blue);border-width:0 2.5px 2.5px 0;transform:rotate(45deg)}
.check small{display:block;color:var(--muted);font-weight:400;font-size:14px;line-height:1.6;margin-top:2px}
.pain-close{margin-top:30px;font-weight:700;font-size:18px;color:var(--navy)}
.pain-close span{background:linear-gradient(transparent 62%,#c9edf6 62%)}

/* why now */
.facts{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:36px}
.fact{border:1px solid var(--line);border-radius:var(--radius);padding:26px 24px;background:#fff;border-top:4px solid var(--navy)}
.fact .tag{font-size:12px;font-weight:700;color:var(--blue);letter-spacing:.06em;margin-bottom:10px}
.fact h3{font-size:18px;line-height:1.5;margin-bottom:10px;color:var(--navy)}
.fact p{font-size:15px;color:var(--ink2)}
.fact .num{font-size:34px;font-weight:900;color:var(--navy);line-height:1.2;margin:4px 0 6px}
.fact .num small{font-size:15px;font-weight:700;margin-left:4px}
.callout{margin-top:28px;background:#eef7fc;border-left:4px solid var(--blue);border-radius:8px;padding:18px 22px;color:var(--ink2);font-size:15px}
.callout b{color:var(--navy)}

/* solution */
.solution{background:var(--soft)}
.two{display:grid;grid-template-columns:1fr 1fr;gap:22px;margin-top:36px}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px 28px}
.card h3{font-size:20px;margin-bottom:6px;color:var(--navy)}
.card .kicker{font-size:13px;font-weight:700;color:var(--blue);margin-bottom:6px;letter-spacing:.06em}
.card p{color:var(--ink2);font-size:15px;margin-bottom:14px}
.card ul{list-style:none}
.card li{position:relative;padding-left:22px;margin:8px 0;font-size:15px}
.card li::before{content:"";position:absolute;left:2px;top:.72em;width:8px;height:8px;border-radius:50%;background:var(--cyan)}

/* bakusoku */
.bk{background:var(--navy);color:#fff}
.bk h2{color:#fff}
.bk .lead{color:#d4daee}
.bk .eyebrow{color:var(--cyan-l)}
.pillars{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:38px}
.pillar{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.16);border-radius:var(--radius);padding:26px 24px}
.pillar .no{font-size:13px;font-weight:700;color:var(--cyan-l);letter-spacing:.1em}
.pillar h3{font-size:19px;margin:6px 0 10px}
.pillar p{font-size:15px;color:#d4daee}

/* steps */
.steps{counter-reset:s;display:grid;grid-template-columns:repeat(5,1fr);gap:14px;margin-top:38px;list-style:none}
.step{position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px 18px}
.step::before{counter-increment:s;content:"STEP " counter(s);display:block;font-size:12px;font-weight:700;color:var(--blue);letter-spacing:.1em;margin-bottom:6px}
.step h3{font-size:17px;line-height:1.45;margin-bottom:8px;color:var(--navy)}
.step p{font-size:14px;color:var(--ink2);line-height:1.7}
.step.free{border-color:var(--blue);box-shadow:0 0 0 3px rgba(7,119,182,.1)}
.step .badge{position:absolute;top:-11px;right:14px;background:var(--blue);color:#fff;font-size:11px;font-weight:700;padding:2px 10px;border-radius:999px}

/* faq */
.faq{background:var(--soft)}
.faq-list{margin-top:30px;display:grid;gap:12px;max-width:860px}
details{background:#fff;border:1px solid var(--line);border-radius:12px;padding:0 22px}
summary{cursor:pointer;list-style:none;padding:20px 30px 20px 0;font-weight:700;position:relative;color:var(--navy)}
summary::-webkit-details-marker{display:none}
summary::before{content:"Q.";color:var(--blue);margin-right:8px}
summary::after{content:"+";position:absolute;right:0;top:16px;font-size:22px;color:var(--muted);font-weight:400}
details[open] summary::after{content:"−"}
details .a{padding:0 0 20px;color:var(--ink2);font-size:15px}

/* contact */
.final{background:linear-gradient(160deg,var(--navy) 0%,var(--navy-d) 100%);color:#fff}
.final-head{text-align:center;margin-bottom:36px}
.final-head img{width:220px;margin-bottom:22px}
.final h2{color:#fff;margin-bottom:12px}
.final-head p{color:#dde3f3;max-width:640px;margin:0 auto}
.form-card{background:#fff;color:var(--ink);border-radius:20px;padding:36px 36px 30px;max-width:760px;margin:0 auto;box-shadow:0 20px 50px rgba(0,0,0,.25)}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px 20px}
.field{display:flex;flex-direction:column;gap:6px}
.field.full{grid-column:1/-1}
.field label,.field .label{font-weight:700;font-size:15px;color:var(--navy);display:flex;align-items:center;gap:8px}
.req,.opt{font-size:11px;font-weight:700;padding:1px 8px;border-radius:4px;line-height:1.6}
.req{background:var(--navy);color:#fff}
.opt{background:#e8ebf2;color:var(--ink2)}
.field input[type=text],.field input[type=email],.field input[type=tel],.field select,.field textarea{font:inherit;font-size:16px;color:var(--ink);background:#fff;border:1.5px solid #c4cad7;border-radius:10px;padding:12px 14px;width:100%;transition:border-color .15s,box-shadow .15s}
.field textarea{min-height:150px;resize:vertical}
.field select{appearance:none;background-image:linear-gradient(45deg,transparent 50%,var(--muted) 50%),linear-gradient(135deg,var(--muted) 50%,transparent 50%);background-position:calc(100% - 20px) 52%,calc(100% - 14px) 52%;background-size:6px 6px;background-repeat:no-repeat;padding-right:40px}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--blue);box-shadow:0 0 0 3px rgba(7,119,182,.25)}
.field [aria-invalid=true]{border-color:var(--err)}
.hint{font-size:13px;color:var(--muted)}
.error{font-size:13px;color:var(--err);font-weight:500;min-height:0}
.error:empty{display:none}
.consent{display:flex;gap:10px;align-items:flex-start;font-size:15px}
.consent input{width:20px;height:20px;margin-top:4px;accent-color:var(--blue);flex:none}
.hp{position:absolute!important;left:-10000px!important;width:1px;height:1px;overflow:hidden}
.turnstile-wrap{min-height:65px}
.form-actions{margin-top:24px;display:flex;flex-direction:column;align-items:center;gap:12px}
.form-actions .btn{min-width:280px}
.form-status{border-radius:12px;padding:14px 18px;font-size:15px;margin-top:18px}
.form-status:empty{display:none}
.form-status.success{background:#e8f5fb;border:1px solid #9fd3ea;color:#063c5c}
.form-status.error{background:#fdecea;border:1px solid #f3b4ad;color:#7a1810}
.form-note{font-size:13px;color:var(--muted);text-align:center}
.spinner{width:16px;height:16px;border:2px solid rgba(255,255,255,.5);border-top-color:#fff;border-radius:50%;animation:spin .8s linear infinite;display:none}
.is-sending .spinner{display:inline-block}
@keyframes spin{to{transform:rotate(360deg)}}
.form-done{text-align:center;padding:20px 0}
.form-done h3{font-size:22px;color:var(--navy);margin-bottom:10px}
.form-done p{color:var(--ink2)}

/* notes / footer */
footer.site{background:var(--navy-d);color:#c3cbe6;font-size:13px;padding:44px 0 28px}
footer.site .cols{display:grid;grid-template-columns:1fr 1.4fr;gap:30px;align-items:start}
footer.site img{width:200px}
footer.site address{font-style:normal;line-height:1.8}
footer.site .co{color:#fff;font-weight:700;font-size:15px;margin-bottom:4px}
footer.site a{color:#e3e8f7}
footer.site .links{display:flex;gap:20px;flex-wrap:wrap;margin-top:14px}
footer.site .copy{border-top:1px solid rgba(255,255,255,.12);margin-top:28px;padding-top:18px;color:#9aa4c4}

@media (max-width:900px){
  .facts,.pillars{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr 1fr}
  .hero .wrap{grid-template-columns:1fr}
  footer.site .cols{grid-template-columns:1fr}
}
@media (max-width:640px){
  section{padding:64px 0}
  .wrap{padding:0 20px}
  .hero{padding:52px 0 60px}
  .checks,.two,.steps,.form-grid{grid-template-columns:1fr}
  .hero .ctas .btn{width:100%}
  header.top .btn{padding:8px 14px;font-size:13px}
  .logo img{height:22px}
  .alert{font-size:13px;flex-direction:column;gap:2px}
  .form-card{padding:26px 20px 24px;border-radius:16px}
  .form-actions .btn{min-width:0;width:100%}
}
.consent-label{font-weight:500;color:inherit;display:inline!important}
.consent-label .req{margin-left:8px}

/* ---- v3: 再構成セクション ---- */
br.pc{display:inline}
.sub-h{font-size:20px;color:var(--navy);margin:52px 0 0;font-weight:900;display:flex;align-items:center;gap:10px}
.sub-h::before{content:"";width:6px;height:22px;border-radius:3px;background:var(--grad)}
.issue .checks{margin-top:22px}
.issue .two,.scale .two{margin-top:22px;align-items:stretch}
.issue .two .fact,.scale .two .fact{height:100%}
.scale{background:var(--soft)}
.scale .callout{margin-top:0;display:flex;flex-direction:column;justify-content:center}
.risks{list-style:none;display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin:36px 0 22px}
.risk{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px 24px}
.risk .no{display:inline-block;font-size:13px;font-weight:900;color:#fff;background:var(--navy);border-radius:999px;padding:2px 12px;letter-spacing:.08em}
.risk h3{font-size:19px;color:var(--navy);margin:12px 0 8px}
.risk p{font-size:15px;color:var(--ink2)}
.solution{background:#fff}
.flow{background:var(--soft)}
.about-grid{display:grid;grid-template-columns:1fr 1.15fr;gap:24px;margin-top:36px;align-items:stretch}
.about-mission{background:linear-gradient(160deg,var(--navy) 0%,var(--navy-d) 100%);color:#fff;border-radius:var(--radius);padding:32px 30px;position:relative;overflow:hidden}
.about-mission::before{content:"";position:absolute;left:0;top:0;right:0;height:4px;background:var(--grad)}
.about-mission .m-label{font-size:12px;font-weight:700;letter-spacing:.14em;color:var(--cyan-l);margin-bottom:6px}
.about-mission .m-text{font-size:21px;font-weight:900;line-height:1.6;margin-bottom:22px}
.about-mission .m-text.small{font-size:16px;font-weight:700}
.about-mission .m-src{font-size:12px;color:#b8c1e0}
.about-mission sup.fn a{color:#b8c1e0}
.about-points{list-style:none;display:grid;gap:14px}
.about-points li{border:1px solid var(--line);border-radius:var(--radius);padding:20px 22px;border-left:4px solid var(--cyan);background:#fff}
.about-points h3{font-size:17px;color:var(--navy);margin-bottom:4px}
.about-points p{font-size:15px;color:var(--ink2)}
.about-services{margin-top:22px;font-size:14px;color:var(--muted)}
.ai{background:linear-gradient(180deg,#eef7fc 0%,#ffffff 100%)}
.ai-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px;margin-top:36px}
.ai .card{border-top:4px solid var(--cyan)}
.ai-src{font-size:13px;color:var(--muted);margin:12px 0 0!important}
.ai-note{margin-top:22px;font-weight:700;color:var(--navy)}
@media (max-width:900px){
  .risks,.about-grid,.ai-grid{grid-template-columns:1fr}
  br.pc{display:none}
}
@media (max-width:640px){
  .sub-h{font-size:18px;margin-top:40px}
  .about-mission .m-text{font-size:18px}
}
.ext-links{list-style:none;display:flex;flex-wrap:wrap;gap:10px 12px;margin-top:18px}
.ext-links a{display:inline-flex;align-items:center;gap:6px;padding:9px 16px;border:1.5px solid var(--blue);border-radius:999px;font-size:14px;font-weight:700;text-decoration:none;color:var(--blue);background:#fff}
.ext-links a::after{content:"↗";font-size:13px}
.ext-links a:hover{background:var(--blue);color:#fff}
.about-services a{color:var(--blue);font-weight:700}
/* 404 */
.nf{min-height:100vh;display:flex;flex-direction:column}
.nf-main{flex:1;display:flex;align-items:center;padding:96px 0;background:var(--soft)}
.nf-code{font-size:64px;font-weight:900;line-height:1;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;margin-bottom:16px}
.nf-main h1{font-size:clamp(22px,3vw,30px);color:var(--navy);margin-bottom:12px}
.nf-main p{color:var(--ink2)}
.nf-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}
.btn.ghost-dark{background:#fff;color:var(--blue);border:1.5px solid var(--blue);box-shadow:none}
.btn.ghost-dark:hover{background:var(--blue);color:#fff}
.nf footer.site .copy{border-top:0;margin-top:0;padding-top:0}
/* hero variant E: centered, no visual */
.hero.centered{padding:96px 0 104px;background:radial-gradient(900px 480px at 50% -20%,rgba(18,172,208,.24),transparent 65%),linear-gradient(160deg,var(--navy) 0%,var(--navy-d) 100%)}
.hero.centered::before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);background-size:48px 48px;-webkit-mask-image:radial-gradient(ellipse 70% 80% at 50% 30%,#000 30%,transparent 75%);mask-image:radial-gradient(ellipse 70% 80% at 50% 30%,#000 30%,transparent 75%);pointer-events:none}
.hero.centered .wrap{grid-template-columns:1fr;text-align:center;position:relative}
.hero.centered .alert{text-align:left;margin-left:auto;margin-right:auto}
.hero.centered h1{font-size:clamp(32px,5.6vw,62px)}
.hero.centered p.sub{margin-left:auto;margin-right:auto;max-width:760px}
.hero.centered .ctas{justify-content:center}
@media (max-width:640px){.hero.centered{padding:52px 0 60px}.hero.centered .wrap{text-align:left}.hero.centered .ctas{justify-content:flex-start}}