:root{--navy:#0B2A4A;--navy2:#10355c;--teal:#1597A5;--teal-d:#0f7a85;--teal-l:#e3f4f5;--teal-bright:#5fd0db;
--ink:#15202b;--muted:#5a6b7a;--line:#e6ebf0;--bg:#ffffff;--bg2:#f5f8fa;}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:"Noto Sans JP",system-ui,sans-serif;color:var(--ink);background:var(--bg);line-height:1.85;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
img,svg{max-width:100%}
.wrap{max-width:1080px;margin:0 auto;padding:0 24px}
.narrow{max-width:840px}
.btn{display:inline-block;background:var(--teal);color:#fff;font-weight:700;padding:14px 28px;border-radius:8px;transition:.2s;border:none;cursor:pointer;font-size:15px}
.btn:hover{background:var(--teal-d);transform:translateY(-1px)}
.btn-ghost{background:transparent;border:1.5px solid rgba(255,255,255,.55);color:#fff}
.btn-ghost:hover{background:rgba(255,255,255,.12)}
.btn-lg{padding:17px 40px;font-size:17px}
.btn-xl{padding:20px 50px;font-size:18px;border-radius:10px}
header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.93);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;height:68px}
.logo{display:inline-flex;align-items:center;gap:10px;font-weight:700;font-size:19px;color:var(--navy);line-height:1;text-decoration:none}
.logo svg{width:34px;height:34px;display:block;flex-shrink:0}
.logo span{display:inline-block;white-space:nowrap}
.nav-links{display:flex;gap:24px;font-size:14px;font-weight:500;color:var(--muted)}
.nav-links a:hover{color:var(--navy)}
.nav .cta{font-size:14px;padding:9px 18px}
.hero{background:var(--navy);color:#fff;position:relative;overflow:hidden}
.hero::after{content:"";position:absolute;right:-160px;top:-160px;width:520px;height:520px;border-radius:50%;background:rgba(21,151,165,.16)}
.hero .wrap{padding:96px 24px 104px;position:relative;z-index:1}
.eyebrow{display:inline-block;font-size:13px;font-weight:500;letter-spacing:.05em;color:#9fd6dd;border:1px solid rgba(159,214,221,.4);padding:5px 14px;border-radius:20px;margin-bottom:24px}
.hero h1{font-size:clamp(32px,5.4vw,54px);font-weight:700;line-height:1.32;letter-spacing:.01em}
.hero h1 .em{color:#5fd0db}
.hero p.lead{margin-top:24px;font-size:clamp(15px,2.4vw,18px);color:#cfe0ec;max-width:680px}
.hero .actions{margin-top:36px;display:flex;gap:14px;flex-wrap:wrap}
.hero .tags{margin-top:30px;display:flex;gap:10px;flex-wrap:wrap}
.hero .tags span{font-size:12.5px;color:#bcd2e4;border:1px solid rgba(188,210,228,.3);border-radius:6px;padding:5px 11px}
.subhero{background:var(--navy);color:#fff;padding:64px 0 56px;position:relative;overflow:hidden}
.subhero::after{content:"";position:absolute;right:-180px;top:-160px;width:480px;height:480px;border-radius:50%;background:rgba(21,151,165,.13)}
.subhero .wrap{position:relative;z-index:1}
.subhero .kicker{color:#5fd0db;font-weight:700;font-size:13px;letter-spacing:.1em}
.subhero h1{font-size:clamp(28px,4vw,42px);font-weight:700;margin-top:12px;line-height:1.35}
.subhero p{margin-top:16px;color:#cfe0ec;font-size:16px;max-width:720px}
.crumb{font-size:13px;color:var(--muted);padding:16px 0}
.crumb a:hover{color:var(--navy)}
section{padding:84px 0}
.sec-head{text-align:center;max-width:720px;margin:0 auto 48px}
.sec-head .kicker{color:var(--teal);font-weight:700;font-size:13px;letter-spacing:.1em}
.sec-head h2{font-size:clamp(24px,3.4vw,33px);font-weight:700;margin-top:12px;color:var(--navy);line-height:1.4}
.sec-head p{margin-top:16px;color:var(--muted);font-size:15px}
.alt{background:var(--bg2)}
.flagship{display:flex;gap:30px;align-items:center;background:var(--navy);color:#fff;border-radius:18px;padding:42px;flex-wrap:wrap}
.flagship .badge{display:inline-block;background:var(--teal);color:#fff;font-size:12px;font-weight:700;padding:5px 14px;border-radius:20px;letter-spacing:.04em}
.flagship .body{flex:1;min-width:260px}
.flagship h3{font-size:clamp(22px,3vw,28px);font-weight:700;margin:14px 0 12px}
.flagship p{color:#cfe0ec;font-size:15px;margin-bottom:18px}
.flagship .price{flex-shrink:0;text-align:center;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.16);border-radius:14px;padding:24px 30px}
.flagship .price .l{font-size:13px;color:#9fd6dd}
.flagship .price .n{font-size:38px;font-weight:700;color:#5fd0db;line-height:1.2}
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:20px;margin-top:26px}
.card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:28px;transition:.2s;display:block}
.card:hover{box-shadow:0 12px 32px rgba(11,42,74,.09);transform:translateY(-3px)}
.card .ic{width:44px;height:44px;border-radius:10px;background:var(--teal-l);color:var(--teal-d);display:flex;align-items:center;justify-content:center;font-size:22px}
.card h3{font-size:17px;margin:14px 0 8px;color:var(--navy)}
.card p{font-size:14px;color:var(--muted)}
.card .more{display:inline-block;margin-top:12px;font-size:13px;color:var(--teal-d);font-weight:700}
.band{background:var(--teal);color:#fff}
.band .wrap{padding:56px 24px;display:flex;align-items:center;justify-content:space-between;gap:30px;flex-wrap:wrap}
.band h2{font-size:clamp(22px,3vw,30px);font-weight:700}
.band p{margin-top:8px;color:#e2f5f7;font-size:15px;max-width:580px}
.band .big{font-size:46px;font-weight:700;white-space:nowrap}
.feat{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:22px}
.feat .it{background:#fff;border:1px solid var(--line);border-radius:12px;padding:26px}
.feat .it .n{font-size:13px;font-weight:700;color:var(--teal)}
.feat .it h3{font-size:17px;color:var(--navy);margin:8px 0 8px}
.feat .it p{font-size:14px;color:var(--muted)}
.flow{display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:18px}
.step{background:#fff;border:1px solid var(--line);border-radius:12px;padding:26px}
.step .s{font-size:13px;font-weight:700;color:var(--teal)}
.step h3{font-size:16px;color:var(--navy);margin:6px 0 6px}
.step p{font-size:13.5px;color:var(--muted)}
.checklist{list-style:none;max-width:760px;margin:0 auto}
.checklist li{position:relative;padding:14px 0 14px 38px;border-bottom:1px solid var(--line);font-size:15.5px}
.checklist li::before{content:"✓";position:absolute;left:6px;top:13px;width:22px;height:22px;background:var(--teal-l);color:var(--teal-d);border-radius:50%;text-align:center;font-size:13px;font-weight:700;line-height:22px}
.faq{max-width:820px;margin:0 auto}
.faq details{border-bottom:1px solid var(--line);padding:18px 4px}
.faq summary{font-weight:500;color:var(--navy);cursor:pointer;font-size:16px;list-style:none}
.faq summary::-webkit-details-marker{display:none}
.faq summary::before{content:"Q ";color:var(--teal);font-weight:700}
.faq p{margin-top:12px;color:var(--muted);font-size:14.5px}
.info{max-width:760px;margin:0 auto;border-top:2px solid var(--navy)}
.info dl{display:grid;grid-template-columns:200px 1fr;border-bottom:1px solid var(--line)}
.info dt{padding:18px 16px;font-weight:500;color:var(--navy);background:var(--bg2)}
.info dd{padding:18px 16px;color:var(--ink)}
.contact{background:var(--navy);color:#fff;text-align:center}
.contact h2{font-size:clamp(24px,3.4vw,33px);font-weight:700}
.contact p{margin-top:14px;color:#cfe0ec}
.contact .mail{margin-top:24px;font-size:clamp(20px,3vw,27px);font-weight:700;color:#5fd0db}
form.cf{max-width:680px;margin:0 auto;text-align:left}
form.cf .row{margin-bottom:18px}
form.cf label{display:block;font-size:14px;font-weight:500;color:var(--navy);margin-bottom:7px}
form.cf label .req{color:#c0392b;font-size:12px;margin-left:6px}
form.cf input,form.cf textarea,form.cf select{width:100%;border:1px solid var(--line);border-radius:8px;padding:13px 14px;font-size:15px;font-family:inherit;background:#fff;color:var(--ink)}
form.cf input:focus,form.cf textarea:focus,form.cf select:focus{outline:none;border-color:var(--teal);box-shadow:0 0 0 3px rgba(21,151,165,.15)}
form.cf textarea{min-height:140px;resize:vertical}
form.cf .hp{position:absolute;left:-9999px}
form.cf .submit{text-align:center;margin-top:26px}
.note{font-size:13px;color:var(--muted);text-align:center;margin-top:14px}
/* LP用 */
.outline{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px}
.outline .ol{background:#fff;border:1px solid var(--line);border-radius:12px;padding:24px}
.outline .ol .n{display:inline-block;background:var(--navy);color:#fff;font-size:12px;font-weight:700;padding:3px 10px;border-radius:20px;letter-spacing:.05em}
.outline .ol h3{font-size:16px;color:var(--navy);margin:10px 0 6px}
.outline .ol p{font-size:13.5px;color:var(--muted)}
.priceplan{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:20px}
.priceplan .p{background:#fff;border:1px solid var(--line);border-radius:14px;padding:30px;position:relative}
.priceplan .p.featured{border:2px solid var(--teal);box-shadow:0 14px 36px rgba(21,151,165,.12)}
.priceplan .p .tag{display:inline-block;background:var(--teal-l);color:var(--teal-d);font-size:11.5px;font-weight:700;padding:3px 10px;border-radius:20px}
.priceplan .p h3{font-size:18px;color:var(--navy);margin:10px 0 4px}
.priceplan .p .price{font-size:30px;font-weight:700;color:var(--navy);margin:14px 0}
.priceplan .p .price .u{font-size:14px;color:var(--muted);font-weight:500;margin-left:6px}
.priceplan .p ul{list-style:none;margin-top:14px}
.priceplan .p li{padding:6px 0 6px 22px;position:relative;font-size:14px;color:var(--ink)}
.priceplan .p li::before{content:"✓";position:absolute;left:0;color:var(--teal);font-weight:700}
.compare{margin:0 auto;max-width:840px;border-collapse:collapse;width:100%;background:#fff;border-radius:12px;overflow:hidden;border:1px solid var(--line)}
.compare th,.compare td{padding:14px 16px;text-align:left;border-bottom:1px solid var(--line);font-size:14.5px}
.compare th{background:var(--bg2);color:var(--navy);font-weight:500}
.compare tr:last-child td{border-bottom:0}
.compare .ok{color:var(--teal-d);font-weight:700}
.compare .ng{color:#a33;font-weight:500}
.voice{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:18px}
.voice .v{background:#fff;border:1px solid var(--line);border-radius:12px;padding:24px}
.voice .v .role{font-size:12px;color:var(--muted)}
.voice .v p{font-size:14px;color:var(--ink);margin-top:8px;line-height:1.8}
footer{background:#08203a;color:#8fa6bb;font-size:13px;padding:40px 0 30px}
footer .cols{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:24px;margin-bottom:24px}
footer h4{color:#cfe0ec;font-size:13px;margin-bottom:12px;font-weight:500}
footer a{display:block;color:#8fa6bb;padding:3px 0}
footer a:hover{color:#fff}
footer .bottom{border-top:1px solid rgba(255,255,255,.08);padding-top:18px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px}
footer .logo{color:#fff}
@media(max-width:680px){.nav-links{display:none}.info dl{grid-template-columns:1fr}.band .big{font-size:36px}.flagship{padding:30px}.flow{grid-template-columns:1fr 1fr}footer .cols{grid-template-columns:1fr}}