:root{--ink:#0f172a;--blue:#2563eb;--cyan:#06b6d4;--amber:#f59e0b;--muted:#64748b;--border:#e2e8f0;--pale:#f5f8fc;--white:#fff}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:88px}body{margin:0;color:var(--ink);background:#fff;font-family:-apple-system,BlinkMacSystemFont,"Noto Sans JP","Hiragino Kaku Gothic ProN","Yu Gothic",Meiryo,sans-serif;font-size:16px;line-height:1.8;-webkit-font-smoothing:antialiased;overflow-wrap:anywhere}a{color:inherit}a:focus-visible,summary:focus-visible{outline:3px solid #f59e0b;outline-offset:4px}.wrap{width:min(1120px,calc(100% - 48px));margin-inline:auto}.skip{position:fixed;top:8px;left:8px;padding:12px 18px;background:#fff;color:#111827;z-index:1000;transform:translateY(-150%)}.skip:focus{transform:none}.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.95);border-bottom:1px solid #edf1f7;backdrop-filter:blur(16px)}.nav{height:72px;display:flex;justify-content:space-between;align-items:center;gap:20px}.brand{font-size:20px;font-weight:900;letter-spacing:-.05em;text-decoration:none;white-space:nowrap}.brand span{color:var(--blue)}.brand i{color:var(--cyan);font-style:normal}.nav nav{display:flex;align-items:center;gap:26px}.nav nav>a:not(.button){font-size:13px;font-weight:750;text-decoration:none}.nav nav>a:hover:not(.button){color:var(--blue)}.button{display:inline-flex;align-items:center;justify-content:center;gap:16px;min-height:48px;border-radius:9px;padding:12px 22px;background:var(--blue);color:#fff;text-decoration:none;font-size:14px;font-weight:800;box-shadow:0 10px 24px rgba(37,99,235,.18);transition:transform .2s,box-shadow .2s}.button:hover{transform:translateY(-2px);box-shadow:0 12px 30px rgba(37,99,235,.25)}.button-small{min-height:38px;padding:8px 16px;font-size:12px}.button-outline{background:#fff;color:var(--ink);border:1px solid #d5dfeb;box-shadow:none}.button-white{background:#fff;color:#174ac4;box-shadow:0 14px 30px rgba(0,0,0,.13)}.eyebrow{display:block;font-size:11px;letter-spacing:.16em;color:var(--blue);font-weight:900}.eyebrow-line{display:inline-block;vertical-align:middle;width:20px;height:2px;background:var(--cyan);margin-right:7px}.hero{background:radial-gradient(ellipse at 92% 0%,#d8eeff 0,transparent 45%),linear-gradient(120deg,#f8fbff 0%,#f2f7ff 58%,#eafcff 100%);padding:82px 0 88px}.hero-grid{display:grid;grid-template-columns:1.04fr .96fr;gap:55px;align-items:center}.badge{display:inline-block;margin:19px 0 8px;background:#e6efff;color:#1d4ed8;border:1px solid #c7ddff;padding:3px 12px;border-radius:30px;font-size:12px;font-weight:800}h1,h2,h3,p{margin-top:0}h1{font-size:clamp(37px,4.7vw,61px);line-height:1.27;letter-spacing:-.052em;margin:18px 0 24px;font-weight:900}h1 em,h2 em{font-style:normal;color:var(--blue)}.lead{color:#475569;font-size:17px;line-height:2;max-width:570px}.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin:28px 0 18px}.hero-note{color:#64748b;font-size:12px;line-height:1.75}.hero-visual{position:relative;padding:34px 10px 52px 8px}.browser{border:1px solid #d8e4f2;border-radius:18px;background:#fff;box-shadow:0 30px 65px rgba(15,23,42,.15);overflow:hidden;transform:rotate(-1deg)}.browser-bar{height:48px;display:flex;align-items:center;justify-content:space-between;gap:8px;padding:0 18px;border-bottom:1px solid #eaf0f7;color:#64748b;font-size:10px;font-weight:800;letter-spacing:.08em}.dots{display:flex;gap:5px}.dots i{width:7px;height:7px;border-radius:50%;background:#d6e1ef}.bar-pill{color:#2563eb;background:#eaf2ff;padding:4px 8px;border-radius:5px}.browser-content{padding:34px 34px 38px}.mini-kicker{font-size:11px;color:var(--blue);font-weight:900;letter-spacing:.15em}.mini-heading{margin:17px 0 25px;font-size:29px;line-height:1.45;letter-spacing:-.05em;font-weight:900}.mini-heading span{display:block}.mini-heading span:first-child{color:var(--blue)}.mini-line{height:8px;width:77%;background:#e8eff7;border-radius:10px;margin:10px 0}.mini-line.wide{width:94%}.mini-line.short{width:57%}.mini-cta{display:inline-block;margin-top:25px;border-radius:7px;background:var(--blue);color:#fff;font-size:12px;font-weight:800;padding:12px 19px}.floating-card{position:absolute;display:flex;align-items:center;gap:12px;padding:12px 14px;background:#fff;border:1px solid #e1eaf4;border-radius:12px;box-shadow:0 14px 35px rgba(15,23,42,.12);min-width:205px}.floating-a{right:-15px;top:15px}.floating-b{left:-12px;bottom:43px}.icon-square{background:#edf4ff;border-radius:8px;color:var(--blue);padding:6px;font-size:11px;font-weight:900}.floating-card b,.floating-card small{display:block}.floating-card b{font-size:10px;letter-spacing:.08em}.floating-card small{font-size:11px;color:#64748b}.check{margin-left:auto;color:#0d9488;font-weight:900}.visual-caption{position:absolute;bottom:0;left:0;color:#64748b;font-size:10px}.trust-strip{border-bottom:1px solid #edf1f6}.trust-inner{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;padding:20px 0}.trust-inner p{margin:0;border-right:1px solid #e5ebf2}.trust-inner p:last-child{border:0}.trust-inner b{display:block;color:var(--blue);font-size:11px;letter-spacing:.08em}.trust-inner span{font-size:12px;color:#64748b}.section{padding:100px 0}.section-tint{background:var(--pale)}.section-intro{text-align:center;max-width:760px;margin:0 auto 46px}.section-intro h2{margin:13px 0 16px;font-size:clamp(30px,3.7vw,43px);line-height:1.43;letter-spacing:-.045em}.section-intro p{color:var(--muted);font-size:14px}.three-cards,.six-cards,.price-cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}.info-card,.process-card,.price-card{border:1px solid var(--border);border-radius:14px;background:#fff;padding:29px}.info-card{min-height:245px}.card-icon{display:inline-flex;align-items:center;justify-content:center;width:42px;height:42px;border-radius:11px;background:#eaf2ff;color:var(--blue);font-size:23px;font-weight:900}.card-num,.process-card>span{display:block;margin:19px 0 9px;font-size:10px;font-weight:900;letter-spacing:.1em;color:var(--blue)}.info-card h3,.process-card h3{font-size:18px;letter-spacing:-.03em;margin-bottom:9px}.info-card p,.process-card p{font-size:13px;color:var(--muted);line-height:1.9;margin:0}.six-cards{gap:16px}.process-card{min-height:185px;padding:25px}.process-card>span{margin:0 0 16px}.deliver-grid{display:grid;grid-template-columns:1fr 1fr;gap:90px;align-items:center}.deliver-grid h2,.hosting h2,.faq-grid h2{font-size:clamp(30px,3.6vw,43px);line-height:1.45;letter-spacing:-.05em;margin:16px 0 20px}.section-copy{color:var(--muted);font-size:15px}.inline-link{display:inline-flex;align-items:center;gap:20px;color:var(--blue);font-size:14px;font-weight:800;text-decoration:none;border-bottom:1px solid var(--blue);padding-bottom:6px}.deliver-panel{border:1px solid var(--border);border-radius:16px;padding:34px;box-shadow:0 12px 35px rgba(15,23,42,.04)}.deliver-panel h3{font-size:17px}.checklist{padding:0;list-style:none}.checklist li{display:flex;gap:12px;align-items:flex-start;border-bottom:1px solid #edf2f8;padding:11px 0;font-size:14px}.checklist li span{color:var(--blue);font-weight:900}.deliver-panel>p{font-size:11px;color:var(--muted);margin:16px 0 0}.hosting{padding:82px 0;background:#0f172a;color:#e2e8f0}.hosting-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:74px;align-items:center}.hosting h2{color:#fff}.hosting .eyebrow{color:#67e8f9}.hosting p{font-size:14px;color:#cbd5e1}.hosting p strong{color:#fff}.hosting-note{font-size:12px!important;color:#94a3b8!important}.hosting-panel{background:#1b2b45;border:1px solid #2c405e;border-radius:16px;padding:28px}.hosting-row{display:flex;gap:16px;padding:13px 0;border-bottom:1px solid #344761}.hosting-row>span{font-size:11px;color:#67e8f9;font-weight:900}.hosting-row b{font-size:14px;color:#fff}.hosting-row p{margin:2px 0 0;font-size:12px;color:#b9c7d8}.hosting-reference{font-size:11px!important;margin:20px 0 0}.hosting-reference a{color:#c7e8ff;text-underline-offset:3px}.pricing-section{background:#fff}.temp{max-width:760px;margin:0 auto 28px;text-align:center;background:#fff8e8;border:1px solid #f8e0a8;border-radius:9px;padding:10px 16px;color:#8a5800;font-size:13px}.price-card{position:relative;display:flex;flex-direction:column;min-height:445px;padding:29px}.price-card.featured{border:2px solid var(--blue);box-shadow:0 18px 50px rgba(37,99,235,.12)}.plan-tag{position:absolute;top:-15px;right:18px;padding:5px 14px;border-radius:30px;background:var(--blue);color:#fff;font-size:11px;font-weight:900}.plan-type{font-size:10px;font-weight:900;letter-spacing:.1em;color:var(--blue)}.price-card h3{font-size:19px;margin:12px 0 12px}.price{font-size:37px;line-height:1.3;font-weight:900;letter-spacing:-.06em;margin-bottom:12px}.price span{font-size:13px;letter-spacing:0}.plan-lead{font-size:12px;color:var(--muted);min-height:44px}.price-card ul{padding:18px 0 0 19px;border-top:1px solid #e5edf5;margin:8px 0 22px;font-size:12px;line-height:2.2}.plan-link{margin-top:auto;display:flex;justify-content:space-between;align-items:center;text-decoration:none;color:var(--blue);font-weight:800;font-size:12px;background:#edf4ff;padding:11px 13px;border-radius:7px}.featured .plan-link{background:var(--blue);color:#fff}.price-foot{font-size:11px;color:var(--muted);text-align:center;margin:22px auto 0;max-width:900px}.flow-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}.flow-grid article{border-radius:12px;background:#fff;border:1px solid var(--border);padding:24px}.flow-grid span{font-size:11px;color:var(--blue);font-weight:900;letter-spacing:.09em}.flow-grid h3{font-size:16px;margin:13px 0 9px}.flow-grid p{font-size:12px;color:var(--muted);margin:0}.faq-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:90px}.faq-intro{color:var(--muted);font-size:14px}.faq-list details{border-bottom:1px solid var(--border)}.faq-list summary{list-style:none;cursor:pointer;position:relative;font-size:14px;font-weight:800;padding:21px 34px 21px 0;min-height:56px}.faq-list summary::-webkit-details-marker{display:none}.faq-list summary:after{content:'+';position:absolute;right:6px;top:17px;font-size:22px;color:var(--blue);font-weight:400}.faq-list details[open] summary:after{content:'−'}.faq-list details p{font-size:13px;color:var(--muted);margin:0;padding:0 28px 20px 0}.related{background:#f5f8fc;padding:75px 0}.related-head{text-align:center}.related h2{font-size:29px;margin:12px 0 32px}.related-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}.related-grid a{display:grid;grid-template-columns:1fr auto;gap:5px;align-items:center;min-height:110px;padding:22px;border:1px solid var(--border);background:#fff;border-radius:11px;text-decoration:none}.related-grid a>span{grid-column:1/-1;font-size:10px;letter-spacing:.08em;color:var(--blue);font-weight:900}.related-grid a b{font-size:14px}.related-grid i{font-style:normal;color:var(--blue)}.contact{background:linear-gradient(115deg,#2053e4,#0b6694);padding:88px 0;text-align:center;color:#fff}.contact .eyebrow{color:#e2faff}.contact h2{font-size:clamp(33px,4.1vw,47px);line-height:1.4;letter-spacing:-.04em;margin:17px 0}.contact p{font-size:14px;color:#e4f4ff}.contact .button{margin:14px 0}.contact small{display:block;font-size:11px;color:#dbeafe}.footer{padding:40px 0;background:#fff}.footer-grid{display:grid;grid-template-columns:1fr 1.3fr 1fr;gap:28px}.footer p,.footer-note{font-size:11px;color:var(--muted)}.footer nav{display:grid;grid-template-columns:1fr 1fr;gap:6px 18px}.footer nav a{font-size:12px;text-decoration:none;color:#475569}.footer nav a:hover{text-decoration:underline}
@media(max-width:900px){.hero-grid{gap:25px}.floating-a{right:-4px}.floating-b{left:0}.deliver-grid,.hosting-grid,.faq-grid{gap:42px}.footer-grid{grid-template-columns:1fr 1fr}.footer-note{grid-column:1/-1}}
@media(max-width:760px){.wrap{width:calc(100% - 32px)}.nav{height:66px}.nav .nav-hide{display:none}.nav nav{gap:0}.hero{padding:50px 0 58px}.hero-grid,.deliver-grid,.hosting-grid,.faq-grid{grid-template-columns:1fr}.hero-grid{gap:18px}h1{font-size:clamp(34px,8vw,47px)}.lead{font-size:15px}.hero-visual{max-width:530px;margin:auto;width:100%;padding:35px 9px 43px}.browser-content{padding:25px}.floating-card{min-width:165px;padding:9px}.floating-card small{font-size:10px}.floating-a{right:0}.floating-b{left:0;bottom:31px}.trust-inner{grid-template-columns:repeat(2,1fr)}.trust-inner p:nth-child(2){border:0}.section{padding:74px 0}.section-intro{margin-bottom:30px}.three-cards,.six-cards,.price-cards{grid-template-columns:1fr}.info-card,.process-card{min-height:unset}.deliver-panel{padding:25px}.hosting{padding:72px 0}.hosting-grid{gap:28px}.price-card{min-height:unset}.plan-lead{min-height:unset}.flow-grid,.related-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.faq-grid{gap:10px}.related{padding:66px 0}.footer-grid{grid-template-columns:1fr}.footer-note{grid-column:auto}}
@media(max-width:390px){.brand{font-size:18px}.button-small{padding:7px 11px}.hero-actions{display:grid}.hero-actions .button{width:100%}.floating-card{min-width:145px}.floating-card small{font-size:9px}.browser-content{padding:20px}.mini-heading{font-size:24px}.trust-inner{gap:10px}.flow-grid,.related-grid{grid-template-columns:1fr}.price{font-size:33px}.section-intro h2{font-size:30px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.button{transition:none}.button:hover{transform:none}}
/* v5: clearer plan boundaries, accessible comparison and contract transparency */
.contract-section{background:linear-gradient(180deg,#f9fbff,#fff)}
.contract-section .scope-card{min-height:220px}
.contract-section .scope-card .card-num{margin:0 0 14px}
.contract-section .scope-card h3{line-height:1.45}
.compare-heading{text-align:center;margin:62px 0 22px}
.compare-heading h3{font-size:clamp(21px,2.8vw,29px);margin:10px 0}
.compare-heading p,.compare-note{font-size:12px;color:var(--muted)}
.scroll-hint{display:none;font-size:12px;font-weight:800;color:#1d4ed8;text-align:center;margin:10px 0}.table-scroll{max-width:100%;overflow-x:auto;border:1px solid var(--border);border-radius:14px;background:#fff;scrollbar-gutter:stable}
.table-scroll:focus-visible{outline:3px solid var(--blue);outline-offset:4px}
.comparison{border-collapse:collapse;width:100%;min-width:650px;font-size:13px;line-height:1.7}
.comparison caption{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.comparison thead{background:#eef5ff}
.comparison th,.comparison td{padding:16px 18px;text-align:left;border-bottom:1px solid #e7edf5;vertical-align:top}
.comparison th:first-child{width:29%}
.comparison thead th{color:#1e3a8a;font-weight:900}
.comparison tbody th{font-weight:800;color:#334155}
.comparison tbody tr:last-child th,.comparison tbody tr:last-child td{border-bottom:0}
.comparison tbody td:nth-child(3){background:#f8fbff}
.compare-note{text-align:center;margin:13px 0 0}
@media(max-width:760px){.scroll-hint{display:block}.contract-section .scope-card{min-height:unset}.compare-heading{margin-top:45px}.comparison th,.comparison td{padding:13px 14px}.table-scroll{scrollbar-gutter:auto}}

/* v6: project-fit clarity, contact preparation, mobile tap targets */
.button-small{min-height:44px}
.fit-section{padding-top:84px;padding-bottom:84px}
.fit-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
.fit-card{border:1px solid #dce6f3;border-radius:16px;padding:32px;background:#f8fbff}
.fit-yes{background:#eff6ff;border-color:#bfdbfe}
.fit-label{display:inline-block;font-size:11px;font-weight:900;color:#1d4ed8;letter-spacing:.04em;margin-bottom:12px}
.fit-card h3{font-size:20px;line-height:1.5;letter-spacing:-.025em}
.fit-card ul{margin:16px 0 0;padding-left:20px;font-size:14px;line-height:2;color:#475569}
.fit-note{font-size:12px;color:#64748b;margin:16px 0 0}
.related-intro{text-align:center;font-size:13px;color:#475569;margin:-14px auto 30px;max-width:650px}
.prep-section{background:#fff;padding:78px 0}
.prep-grid{display:grid;grid-template-columns:1fr 1fr;gap:70px;align-items:center}
.prep-grid h2{font-size:clamp(30px,3.6vw,42px);line-height:1.45;letter-spacing:-.04em;margin:12px 0 18px}
.prep-list{list-style:none;margin:0;padding:0;counter-reset:step}
.prep-list li{counter-increment:step;display:grid;grid-template-columns:44px 1fr;column-gap:15px;padding:14px 0;border-bottom:1px solid #e2e8f0}
.prep-list li::before{content:counter(step,decimal-leading-zero);grid-row:1/3;font-size:13px;font-weight:900;color:#2563eb;background:#eff6ff;border-radius:9px;display:flex;align-items:center;justify-content:center;height:40px}
.prep-list b{font-size:15px}
.prep-list span{font-size:13px;color:#64748b}
@media(max-width:760px){.fit-grid,.prep-grid{grid-template-columns:1fr}.fit-section,.prep-section{padding:68px 0}.fit-card{padding:25px}.prep-grid{gap:22px}.related-intro{margin-top:-12px}}

/* v7: mobile discoverability, clearer plan boundaries and touch targets */
.mobile-jump{display:none}
.nav nav>a:not(.button){display:inline-flex;align-items:center;min-height:44px}
.nav .brand,.footer .brand{display:inline-flex;align-items:center;min-height:44px}
.inline-link{min-height:44px}
.plan-link{min-height:44px}
.footer nav a{display:flex;align-items:center;min-height:36px}
.hosting-reference a{display:inline-block;padding-block:6px}
.plan-boundary{max-width:920px;margin:26px auto 0;padding:17px 20px;border:1px solid #bfdbfe;border-left:4px solid var(--blue);background:#f8fbff;border-radius:9px;color:#334155;font-size:13px;line-height:1.85}
.plan-boundary strong{color:#1e40af}
.related-action{display:block;margin-top:6px;font-size:11px;font-weight:750;color:#475569}
@media(max-width:760px){
 .nav nav>a.nav-hide{display:none} /* hide desktop navigation on narrow screens; mobile-jump remains visible */
 .mobile-jump{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;margin:0 0 16px}
 .mobile-jump a{display:flex;align-items:center;justify-content:center;gap:4px;min-height:44px;padding:9px 5px;border:1px solid #c7d7ed;border-radius:9px;background:#fff;color:#1d4ed8;text-decoration:none;font-size:12px;font-weight:850;text-align:center}
 .mobile-jump a:focus-visible{outline:3px solid var(--amber);outline-offset:3px}
 .plan-boundary{margin-top:22px;padding:14px 16px}
}
@media(max-width:350px){.mobile-jump a{font-size:11px;gap:2px}}

/* v7.1: contact fallback and explicit delivery boundary */
.contact-fallback{margin:0 auto 12px!important;max-width:620px;font-size:13px!important;line-height:1.85;color:#eaf6ff!important}
.contact-fallback a{display:inline-block;padding:5px 9px;color:#fff;font-size:16px;font-weight:850;text-underline-offset:4px;overflow-wrap:anywhere}
.contact-fallback a:hover{text-decoration-thickness:2px}
@media(max-width:390px){.contact-fallback a{font-size:14px}}

/* v7.1 maintenance: contrast on tinted service section and 320px contact heading */
.section-tint .section-intro p{color:#5e6d81}
@media(max-width:350px){.contact h2{font-size:28px;letter-spacing:-.045em}}

/* v7.1 maintenance: avoid orphaned final syllable in narrow-screen hero lead */
@media(max-width:420px){.hero .lead{letter-spacing:-.015em}}

/* v7.1 maintenance: prevent header overflow at extreme zoom (200px viewport).
   The hero contact CTA remains available. Normal mobile/desktop layout is unchanged. */
@media (max-width:220px){.site-header .nav nav .button-small{display:none}}