/* タクトインフォ 共通スタイル
   考え方: 配線図。細い線と直角の経路、青い信号が通る。余白は広く、装飾は線だけ。 */
:root{
  --ink:#0b1b33;
  --ink-soft:#3a4b66;
  --brand:#0b63b5;
  --brand-deep:#08488a;
  --signal:#19b5e8;
  --paper:#f4f7fb;
  --white:#fff;
  --line:#d5deea;
  --cta:#ffc400;
  --font:"Zen Kaku Gothic New","Hiragino Sans","Hiragino Kaku Gothic ProN","Yu Gothic",Meiryo,sans-serif;
  --num:"Space Grotesk","Zen Kaku Gothic New","Hiragino Sans",sans-serif;
  --wrap:1120px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;font-family:var(--font);font-size:16px;line-height:1.85;color:var(--ink);background:var(--white);font-feature-settings:"palt"}
img,svg{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
p{margin:0 0 1em}
h1,h2,h3,h4{margin:0;line-height:1.35;font-weight:900;text-wrap:balance}
p,li,dd{text-wrap:pretty}
ul,ol{margin:0;padding:0;list-style:none}
:focus-visible{outline:3px solid var(--signal);outline-offset:3px;border-radius:2px}
.wrap{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 20px}
.skip{position:absolute;left:-999px;top:0;background:var(--ink);color:#fff;padding:10px 16px;z-index:100}
.skip:focus{left:0}
.num{font-family:var(--num);font-feature-settings:normal}

/* ---- ボタン ---- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5em;min-height:52px;padding:0 28px;font:inherit;font-weight:900;font-size:1rem;border:2px solid transparent;border-radius:6px;cursor:pointer;transition:background .2s,color .2s,border-color .2s}
.btn--cta{background:var(--cta);color:var(--ink)}
.btn--cta:hover{background:#ffd23d}
.btn--brand{background:var(--brand);color:#fff}
.btn--brand:hover{background:var(--brand-deep)}
.btn--line{border-color:var(--ink);color:var(--ink);background:transparent}
.btn--line:hover{background:var(--ink);color:#fff}
.btn--line-light{border-color:rgba(255,255,255,.7);color:#fff;background:transparent}
.btn--line-light:hover{background:#fff;color:var(--ink)}
.btn--sm{min-height:42px;padding:0 18px;font-size:.9rem}

/* ---- ヘッダー ---- */
.topbar{background:var(--ink);color:#c9d6ea;font-size:.8125rem}
.topbar .wrap{display:flex;justify-content:space-between;align-items:center;gap:16px;min-height:38px}
.topbar a{color:#fff;font-weight:700}
.topbar .num{font-size:1.0625rem;letter-spacing:.02em}
.topbar__hours{margin-left:14px;color:#9fb3d1}
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.site-header .wrap{display:flex;align-items:center;gap:28px;min-height:72px}
.brand{flex:none;display:block}
.brand img{height:40px;width:auto}
.gnav{margin-left:auto}
.gnav ul{display:flex;gap:2px;align-items:center}
.gnav a{display:block;padding:10px 14px;font-weight:700;font-size:.9375rem;border-bottom:3px solid transparent}
.gnav a:hover{color:var(--brand)}
.gnav a[aria-current="page"]{color:var(--brand);border-bottom-color:var(--brand)}
.site-header .btn{flex:none}
.menu-btn{display:none;margin-left:auto;width:48px;height:48px;border:1px solid var(--line);border-radius:6px;background:#fff;cursor:pointer;padding:0;position:relative}
.menu-btn span,.menu-btn span::before,.menu-btn span::after{position:absolute;left:13px;right:13px;height:2px;background:var(--ink);content:"";transition:transform .2s,opacity .2s}
.menu-btn span{top:23px}
.menu-btn span::before{left:0;right:0;top:-7px}
.menu-btn span::after{left:0;right:0;top:7px}
.menu-btn[aria-expanded="true"] span{background:transparent}
.menu-btn[aria-expanded="true"] span::before{transform:translateY(7px) rotate(45deg)}
.menu-btn[aria-expanded="true"] span::after{transform:translateY(-7px) rotate(-45deg)}

/* ---- ヒーロー（トップ） ---- */
.grid-bg{position:relative;isolation:isolate}
.grid-bg::before{content:"";position:absolute;inset:0;z-index:-1;background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);background-size:36px 36px;opacity:.55;-webkit-mask-image:linear-gradient(100deg,transparent 0,#000 55%);mask-image:linear-gradient(100deg,transparent 0,#000 55%)}
.hero{background:var(--paper);padding:56px 0 64px;overflow:hidden}
.hero .wrap{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.05fr);gap:32px;align-items:center}
.hero h1{font-size:clamp(2rem,4.4vw,3.35rem);letter-spacing:.01em;margin-bottom:22px}
.hero__lead{max-width:30em;color:var(--ink-soft);font-size:1.0625rem}
.hero__actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}
.hero__note{margin-top:22px;font-size:.875rem;color:var(--ink-soft)}
.hero__art svg{width:100%;height:auto;overflow:visible}

/* 配線図 */
.cable{fill:none;stroke:var(--line);stroke-width:3;stroke-linejoin:round}
.cable--main{stroke:#9db4d1}
.pulse{fill:none;stroke:var(--signal);stroke-width:4;stroke-linecap:round;stroke-dasharray:7 93;stroke-dashoffset:100;animation:pulse 3.6s linear infinite}
.pulse:nth-of-type(2){animation-delay:.9s}
.pulse:nth-of-type(3){animation-delay:1.8s}
.pulse:nth-of-type(4){animation-delay:2.7s}
@keyframes pulse{to{stroke-dashoffset:0}}
.node circle{fill:#fff;stroke:var(--brand);stroke-width:2.5;transition:fill .2s,stroke .2s}
.node .ico{fill:none;stroke:var(--brand);stroke-width:2.4;stroke-linecap:round;stroke-linejoin:round;transition:stroke .2s}
.node text{font-family:var(--font);font-weight:900;font-size:16px;fill:var(--ink)}
.node:hover circle,.node:focus-visible circle{fill:var(--brand)}
.node:hover .ico,.node:focus-visible .ico{stroke:#fff}
.node:focus-visible{outline:none}
.node:focus-visible circle{stroke:var(--signal);stroke-width:5}
.rack rect.body{fill:var(--ink)}
.rack .slot{fill:#16305a}
.rack .led{fill:var(--signal)}
.rack text{font-family:var(--font);font-weight:700;font-size:13px;fill:var(--ink-soft)}

/* ---- ページ見出し（下層） ---- */
.pagehead{background:var(--paper);padding:48px 0 52px;border-bottom:1px solid var(--line)}
.pagehead .wrap{display:grid;grid-template-columns:minmax(0,1.3fr) minmax(0,.7fr);gap:28px;align-items:center}
.pagehead h1{font-size:clamp(1.75rem,3.6vw,2.6rem);margin-bottom:16px}
.pagehead p{max-width:36em;color:var(--ink-soft)}
.pagehead__actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px}
.pagehead__art svg{width:100%;max-width:320px;height:auto;margin-left:auto}
.crumbs{font-size:.8125rem;color:var(--ink-soft);margin-bottom:14px}
.crumbs a{text-decoration:underline;text-underline-offset:3px}

/* ---- セクション ---- */
.section{padding:84px 0}
.section--tint{background:var(--paper)}
.section--tight{padding:56px 0}
.sec-head{margin-bottom:40px;max-width:44em}
.sec-head h2{font-size:clamp(1.5rem,2.7vw,2.1rem);margin-bottom:12px}
.sec-head p{color:var(--ink-soft);margin:0}
.sec-head--row{display:flex;justify-content:space-between;align-items:flex-end;gap:24px;max-width:none}
.link-more{font-weight:900;color:var(--brand);border-bottom:2px solid currentColor;padding-bottom:2px;white-space:nowrap}
.link-more:hover{color:var(--brand-deep)}

/* サービス一覧（トップ） */
.svc{border-top:2px solid var(--ink)}
.svc a{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.5fr) auto;gap:24px;align-items:center;padding:30px 12px;border-bottom:1px solid var(--line);transition:background .2s}
.svc a:hover,.svc a:focus-visible{background:var(--paper)}
.svc h3{font-size:clamp(1.35rem,2.4vw,1.75rem)}
.svc p{margin:0;color:var(--ink-soft)}
.svc small{display:block;margin-top:6px;color:var(--brand);font-weight:700;font-size:.875rem}
.svc .go{font-weight:900;color:var(--brand);white-space:nowrap}
.svc a:hover .go{text-decoration:underline;text-underline-offset:4px}

/* 3プラン */
.plans{display:grid;grid-template-columns:repeat(3,1fr);border-top:2px solid var(--ink)}
.plan{display:flex;flex-direction:column;padding:28px 26px 30px;border-bottom:1px solid var(--line);border-right:1px solid var(--line);background:#fff;transition:background .2s}
.plan:last-child{border-right:0}
.plan:hover{background:var(--paper)}
.plan__photo{height:150px;display:flex;align-items:center;justify-content:center;margin-bottom:16px}
.plan__photo img{max-height:150px;width:auto}
.plan h3{font-size:1.25rem}
.plan__for{color:var(--ink-soft);font-size:.9375rem;margin:4px 0 14px}
.plan__price{font-family:var(--num);font-weight:700;font-size:2.4rem;line-height:1.1;letter-spacing:-.01em}
.plan__price small{font-family:var(--font);font-size:1rem;font-weight:900;margin-left:2px}
.plan__sub{font-size:.875rem;color:var(--ink-soft);margin:6px 0 16px}
.plan .go{margin-top:auto;font-weight:900;color:var(--brand)}
.plan--pick{box-shadow:inset 0 4px 0 var(--brand)}
.plan__flag{display:inline-block;background:var(--brand);color:#fff;font-size:.75rem;font-weight:900;padding:1px 10px;border-radius:99px;margin-left:8px;vertical-align:middle}
.price-note{font-size:.875rem;color:var(--ink-soft);margin-top:16px}

/* 手順（順序のあるもの） */
.steps{counter-reset:s;display:grid;grid-template-columns:repeat(4,1fr);gap:0;position:relative}
.steps::before{content:"";position:absolute;left:0;right:0;top:17px;height:3px;background:var(--line)}
.steps li{counter-increment:s;position:relative;padding:0 22px 0 0}
.steps li::before{content:counter(s);display:grid;place-items:center;width:36px;height:36px;border-radius:50%;background:#fff;border:3px solid var(--brand);color:var(--brand);font-family:var(--num);font-weight:700;margin-bottom:16px;position:relative}
.steps h3{font-size:1.0625rem;margin-bottom:6px}
.steps p{font-size:.9375rem;color:var(--ink-soft);margin:0}
.steps--5{grid-template-columns:repeat(5,1fr)}
.steps--3{grid-template-columns:repeat(3,1fr)}

/* 3列テキスト */
.cols{display:grid;gap:36px}
.cols--3{grid-template-columns:repeat(3,1fr)}
.cols--2{grid-template-columns:repeat(2,1fr)}
.col{border-top:3px solid var(--brand);padding-top:18px}
.col h3{font-size:1.1875rem;margin-bottom:8px}
.col p{color:var(--ink-soft);margin:0;font-size:.9688rem}
.cols--plain .col{border-top:1px solid var(--line)}
.cols--plain .col h3{font-size:1.0625rem}

/* 地域・タグ */
.area{display:flex;flex-wrap:wrap;gap:8px 8px}
.area li{border:1px solid var(--line);background:#fff;padding:3px 14px;border-radius:99px;font-weight:700;font-size:.9375rem}
.tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:20px}
.tags li{font-size:.8125rem;font-weight:700;color:var(--brand);border:1px solid #a9c5e6;background:#fff;padding:1px 12px;border-radius:99px}

/* CTA 帯（大阪の夜景） */
.cta-band{position:relative;color:#fff;padding:76px 0;background:#0b1b33 url("img/osaka-night.jpg") center/cover;overflow:hidden}
.cta-band::before{content:"";position:absolute;inset:0;background:linear-gradient(95deg,rgba(7,20,45,.96) 0,rgba(7,20,45,.86) 55%,rgba(7,20,45,.55) 100%)}
.cta-band .wrap{position:relative;display:grid;grid-template-columns:minmax(0,1.2fr) minmax(0,1fr);gap:32px;align-items:center}
.cta-band h2{font-size:clamp(1.6rem,3vw,2.3rem);margin-bottom:12px}
.cta-band p{color:#c9d6ea;margin:0;max-width:30em}
.cta-box{border-left:3px solid var(--signal);padding-left:28px}
.cta-box .tel{display:block;font-family:var(--num);font-weight:700;font-size:clamp(2rem,4vw,2.8rem);line-height:1.2;letter-spacing:.01em}
.cta-box small{display:block;color:#9fb3d1;margin:2px 0 16px}
.cta-box .btn{margin-right:8px;margin-bottom:8px}
.cta-box .mail{display:block;margin-top:6px;color:#c9d6ea;font-size:.9375rem}
.cta-box .mail a{color:#fff;text-decoration:underline;text-underline-offset:3px}

/* FAQ */
.faq{border-top:2px solid var(--ink)}
.faq details{border-bottom:1px solid var(--line)}
.faq summary{list-style:none;cursor:pointer;display:flex;justify-content:space-between;gap:20px;align-items:center;padding:20px 8px;font-weight:700;font-size:1.0625rem}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"";flex:none;width:12px;height:12px;border-right:3px solid var(--brand);border-bottom:3px solid var(--brand);transform:rotate(45deg) translateY(-3px);transition:transform .2s}
.faq details[open] summary::after{transform:rotate(-135deg) translate(-2px,-2px)}
.faq summary:hover{color:var(--brand)}
.faq .answer{padding:0 8px 22px;color:var(--ink-soft);max-width:48em}
.faq-group{margin-bottom:56px}
.faq-group h2{font-size:1.5rem;margin-bottom:18px}
.faq-nav{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:40px}
.faq-nav a{border:1px solid var(--line);padding:4px 16px;border-radius:99px;font-weight:700;font-size:.9375rem;background:#fff}
.faq-nav a:hover{border-color:var(--brand);color:var(--brand)}

/* 概要表 */
.facts{border-top:2px solid var(--ink);margin:0}
.facts div{display:grid;grid-template-columns:11em 1fr;gap:16px;padding:18px 8px;border-bottom:1px solid var(--line)}
.facts dt{font-weight:900}
.facts dd{margin:0}
.facts a{color:var(--brand);font-weight:700}
.map{margin-top:40px;border:1px solid var(--line)}
.map iframe{display:block;width:100%;height:380px;border:0}

/* 機能リスト（タクトフォン） */
.feat{display:grid;grid-template-columns:repeat(3,1fr);gap:0;border-top:2px solid var(--ink)}
.feat li{padding:26px 24px 28px 0;border-bottom:1px solid var(--line)}
.feat h3{font-size:1.125rem;margin-bottom:6px;color:var(--brand-deep)}
.feat p{margin:0;font-size:.9375rem;color:var(--ink-soft)}
.split{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr);gap:48px;align-items:center}
.checks li{position:relative;padding:8px 0 8px 30px;border-bottom:1px solid var(--line);font-weight:700}
.checks li::before{content:"";position:absolute;left:4px;top:16px;width:12px;height:7px;border-left:3px solid var(--brand);border-bottom:3px solid var(--brand);transform:rotate(-45deg)}
.phone-art svg{max-width:300px;margin:0 auto}
.note{font-size:.875rem;color:var(--ink-soft)}
.usecase li{padding:20px 0;border-bottom:1px solid var(--line);display:grid;grid-template-columns:14em 1fr;gap:20px}
.usecase{border-top:2px solid var(--ink)}
.usecase b{font-weight:900}
.usecase span{color:var(--ink-soft)}

/* ---- 防犯カメラ プランページ ---- */
.planhead{padding:48px 0 56px;background:var(--paper);border-bottom:1px solid var(--line)}
.planhead .wrap{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr);gap:36px;align-items:center}
.planhead h1{font-size:clamp(1.8rem,3.8vw,2.7rem);margin-bottom:10px}
.planhead .for{font-weight:900;color:var(--brand);margin-bottom:14px}
.planhead p{color:var(--ink-soft);max-width:30em}
.price-block{background:#fff;border:1px solid var(--line);border-top:4px solid var(--brand);padding:26px 28px}
.price-block .lab{font-weight:700;color:var(--ink-soft);font-size:.9375rem}
.price-block .big{font-family:var(--num);font-weight:700;font-size:clamp(2.6rem,6vw,3.8rem);line-height:1.1;letter-spacing:-.02em}
.price-block .big small{font-family:var(--font);font-size:1.25rem;font-weight:900}
.price-block .plus{font-weight:900;margin:2px 0 14px}
.set li{padding:7px 0 7px 28px;position:relative;font-weight:700;border-top:1px solid var(--line)}
.set li::before{content:"";position:absolute;left:3px;top:16px;width:11px;height:6px;border-left:3px solid var(--brand);border-bottom:3px solid var(--brand);transform:rotate(-45deg)}
.set li span{display:block;font-weight:400;font-size:.8125rem;color:var(--ink-soft)}
.subnav{display:flex;gap:6px;flex-wrap:wrap;margin:0 0 20px}
.subnav a{padding:6px 16px;border:1px solid var(--line);border-radius:99px;font-weight:700;font-size:.9rem;background:#fff}
.subnav a[aria-current="page"]{background:var(--ink);color:#fff;border-color:var(--ink)}
.subnav a:hover{border-color:var(--brand)}
.product{display:grid;grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr);gap:36px;align-items:center;padding:36px 0;border-top:1px solid var(--line)}
.product:first-of-type{border-top:2px solid var(--ink)}
.product__photo{background:var(--paper);display:flex;align-items:center;justify-content:center;min-height:240px;padding:20px}
.product__photo img{max-height:220px;width:auto}
.product h3{font-size:1.3rem;margin-bottom:14px}
.product ul.feature li{padding:5px 0 5px 22px;position:relative;font-size:.9688rem}
.product ul.feature li::before{content:"";position:absolute;left:2px;top:15px;width:8px;height:2px;background:var(--brand)}
.spec{margin:0 0 8px}
.spec summary{cursor:pointer;font-weight:900;color:var(--brand);padding:12px 0;border-top:1px solid var(--line);list-style:none}
.spec summary::-webkit-details-marker{display:none}
.spec summary::before{content:"＋";display:inline-block;width:1.4em;font-weight:900}
.spec[open] summary::before{content:"－"}
.spec-scroll{overflow-x:auto;margin-bottom:16px;border:1px solid var(--line)}
.spec table{border-collapse:collapse;width:100%;min-width:620px;font-size:.875rem;line-height:1.6}
.spec th,.spec td{border:1px solid var(--line);padding:8px 12px;text-align:left;vertical-align:top}
.spec th{background:var(--paper);font-weight:900;white-space:nowrap}
.spec td.item{background:#fafcfe;font-weight:700;white-space:nowrap}
.spec td.blank{border:0;background:none;font-weight:400;color:var(--ink-soft)}
.disclaimer{font-size:.8125rem;color:var(--ink-soft);border-top:1px solid var(--line);padding-top:14px;margin-top:6px}
.disclaimer li{padding-left:1em;text-indent:-1em}
.disclaimer li::before{content:"※";margin-right:2px}
.opt{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:20px;align-items:center;border:1px solid var(--line);border-left:4px solid var(--brand);padding:22px 26px;background:#fff}
.opt h3{font-size:1.125rem;margin-bottom:4px}
.opt p{margin:0;font-size:.9375rem;color:var(--ink-soft)}
.opt .price{font-family:var(--num);font-weight:700;font-size:1.9rem;white-space:nowrap}
.opt .price small{font-family:var(--font);font-size:.875rem;font-weight:700}
.opt .price span{display:block;font-family:var(--font);font-size:.8125rem;font-weight:700;color:var(--ink-soft);text-align:right}

/* ---- フォーム ---- */
.form{max-width:760px}
.form fieldset{border:0;padding:0;margin:0 0 34px}
.form legend{font-weight:900;font-size:1.1875rem;padding:0 0 12px;margin-bottom:18px;border-bottom:2px solid var(--ink);width:100%}
.form .grid2{display:grid;grid-template-columns:repeat(2,1fr);gap:18px 22px}
.field{margin-bottom:18px}
.field.full{grid-column:1/-1}
.field>label,.field>.lab{display:block;font-weight:900;margin-bottom:6px;font-size:.9688rem}
.req{display:inline-block;background:var(--brand);color:#fff;font-size:.6875rem;font-weight:900;padding:0 7px;margin-left:8px;border-radius:3px;vertical-align:1px}
.form input[type=text],.form input[type=tel],.form input[type=email],.form select,.form textarea{width:100%;font:inherit;font-size:1rem;padding:12px 14px;border:1px solid #9db0c8;border-radius:6px;background:#fff;color:var(--ink);min-height:50px}
.form textarea{min-height:170px;resize:vertical}
.form input:focus,.form select:focus,.form textarea:focus{outline:3px solid rgba(25,181,232,.45);border-color:var(--brand)}
.check-row{display:flex;flex-wrap:wrap;gap:8px 10px}
.check-row label{display:flex;align-items:center;gap:8px;border:1px solid #9db0c8;border-radius:6px;padding:9px 14px;font-weight:700;cursor:pointer;background:#fff}
.check-row label:has(input:checked){border-color:var(--brand);background:#eaf3fc}
.check-row input,.consent input{width:18px;height:18px;accent-color:var(--brand);margin:0}
.website-field{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.consent{background:var(--paper);border:1px solid var(--line);border-radius:8px;padding:16px 18px;margin:8px 0 24px}
.consent label{display:flex;gap:12px;align-items:flex-start;cursor:pointer}
.consent input{margin-top:6px;flex:none}
.consent a{color:var(--brand);font-weight:700;text-decoration:underline;text-underline-offset:3px}
.form .btn{width:100%;max-width:420px;min-height:58px;font-size:1.0625rem}
.form-note{font-size:.8125rem;color:var(--ink-soft);margin-top:14px}
.contact-side{border-left:3px solid var(--brand);padding-left:24px}
.contact-side .tel{font-family:var(--num);font-weight:700;font-size:2.1rem;line-height:1.2;display:block}
.contact-layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:56px;align-items:start}

/* 文書（プライバシー） */
.doc{max-width:46em}
.doc h2{font-size:1.25rem;margin:40px 0 10px;padding-left:14px;border-left:4px solid var(--brand)}
.doc ul{list-style:disc;padding-left:1.4em;margin-bottom:1em}

/* ---- フッター ---- */
.site-footer{background:var(--paper);border-top:1px solid var(--line);padding:56px 0 28px;font-size:.9375rem}
.site-footer .wrap{display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:40px}
.site-footer .brand img{height:42px;margin-bottom:16px}
.site-footer h2{font-size:.9375rem;margin-bottom:12px}
.site-footer li{margin-bottom:6px}
.site-footer li a:hover{color:var(--brand);text-decoration:underline}
.site-footer address{font-style:normal;color:var(--ink-soft)}
.site-footer .legal{grid-column:1/-1;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;border-top:1px solid var(--line);padding-top:20px;margin-top:8px;font-size:.8125rem;color:var(--ink-soft)}
.site-footer .legal a{text-decoration:underline;text-underline-offset:3px}
.mbar{display:none}

/* ---- スマホ ---- */
@media (max-width:980px){
  .gnav{display:none;position:absolute;left:0;right:0;top:100%;background:#fff;border-bottom:1px solid var(--line);padding:8px 20px 20px;margin:0}
  .gnav.is-open{display:block}
  .gnav ul{flex-direction:column;align-items:stretch}
  .gnav a{padding:14px 4px;border-bottom:1px solid var(--line);border-left:0}
  .gnav a[aria-current="page"]{border-bottom-color:var(--line);color:var(--brand)}
  .menu-btn{display:block}
  .site-header .btn{display:none}
  .site-header .wrap{min-height:64px}
  .brand img{height:34px}
  .hero{padding:36px 0 44px}
  .hero .wrap,.pagehead .wrap,.planhead .wrap,.cta-band .wrap,.split{grid-template-columns:1fr}
  .hero__art{max-width:520px}
  .pagehead__art{display:none}
  .cols--3,.feat,.plans{grid-template-columns:1fr}
  .plan{border-right:0}
  .steps,.steps--5,.steps--3{grid-template-columns:1fr;gap:26px}
  .steps::before{left:17px;right:auto;top:0;bottom:0;width:3px;height:auto}
  .steps li{padding:0 0 0 54px}
  .steps li::before{position:absolute;left:0;top:0;margin:0}
  .svc a{grid-template-columns:1fr;gap:6px;padding:24px 4px}
  .section{padding:60px 0}
  .contact-layout{grid-template-columns:1fr;gap:36px}
  .product{grid-template-columns:1fr;gap:18px}
  .site-footer .wrap{grid-template-columns:1fr;gap:28px}
  .cta-box{padding-left:20px}
  .topbar__tag{display:none}
  .topbar .wrap{justify-content:flex-end}
  .mbar{display:grid;grid-template-columns:1fr 1fr;position:fixed;left:0;right:0;bottom:0;z-index:60;height:58px;box-shadow:0 -4px 16px rgba(11,27,51,.14)}
  .mbar a{display:grid;place-items:center;font-weight:900}
  .mbar a:first-child{background:#fff;border-top:1px solid var(--line)}
  .mbar a:last-child{background:var(--cta)}
  body{padding-bottom:58px}
}
@media (max-width:640px){
  .wrap{padding:0 16px}
  .cols--2,.form .grid2{grid-template-columns:1fr}
  .facts div{grid-template-columns:1fr;gap:2px}
  .usecase li{grid-template-columns:1fr;gap:2px}
  .sec-head--row{display:block}
  .opt{grid-template-columns:1fr}
  .opt .price span{text-align:left}
  .hero__actions .btn,.pagehead__actions .btn{width:100%}
  .topbar__hours{display:none}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .pulse{animation:none;stroke-dasharray:none;stroke-dashoffset:0;opacity:.0}
  *{transition:none!important}
}

.static:hover circle{fill:#fff}
.static:hover .ico{stroke:var(--brand)}
.pagehead__art .ico{stroke-width:1.5}
@media (max-width:640px){
  .node text{font-size:22px}
  .rack text{font-size:17px}
}

/* ホームのサービスバナー（4段・各段がリンク） */
.banner4{position:relative;max-width:900px;margin:0 auto;border-radius:6px;overflow:hidden;box-shadow:0 6px 24px rgba(11,27,51,.18)}
.banner4 img{width:100%;height:auto;display:block}
.banner4 a{position:absolute;left:0;right:0;height:25%;transition:background .2s}
.banner4 a:hover,.banner4 a:focus-visible{background:rgba(255,255,255,.12);outline:3px solid var(--cta);outline-offset:-3px}

/* ===== クラシック版：v41の「濃紺・夜景・黄色ボタン」の雰囲気を全ページに適用 ===== */
.site-header{position:static;background:#fff;backdrop-filter:none;border-bottom:0}
.site-header .wrap{flex-wrap:wrap;gap:0 24px;min-height:0;padding-top:0;padding-bottom:0}
.site-header .brand{padding:16px 0}
.site-header .btn{margin-left:auto;margin-right:0}
.gnav{order:5;flex:0 0 100%;margin:0;background:var(--ink);box-shadow:0 0 0 100vmax var(--ink);clip-path:inset(0 -100vmax)}
.gnav ul{gap:0}
.gnav li{flex:1 1 0;text-align:center;border-right:1px solid rgba(255,255,255,.12)}
.gnav li:first-child{border-left:1px solid rgba(255,255,255,.12)}
.gnav a{color:#fff;padding:15px 8px;border-bottom:0;font-size:.875rem}
.gnav a:hover{background:rgba(255,255,255,.08);color:#fff}
.gnav a[aria-current="page"]{background:var(--signal);color:#fff}
body.home .hero,.hero{background:linear-gradient(rgba(6,16,48,.78),rgba(6,16,48,.78)),url(img/osaka-night.jpg) center/cover;color:#fff;padding:84px 0}
.hero h1{color:#fff}
.hero__lead,.hero__note{color:#dbe6f7}
.hero .btn--line{background:var(--signal);border-color:var(--signal);color:#fff}
.hero .grid-bg{background-image:none}
.pagehead{background:linear-gradient(rgba(6,16,48,.8),rgba(6,16,48,.8)),url(img/osaka-night.jpg) center/cover;color:#fff}
.pagehead h1,.pagehead p{color:#fff}
@media (max-width:860px){
  .gnav{flex:none;box-shadow:none;clip-path:none;background:#fff}
  .gnav li,.gnav li:first-child{border:0;text-align:left}
  .gnav a{color:var(--ink)}
  .gnav a[aria-current="page"]{background:none;color:var(--brand)}
  .site-header .wrap{flex-wrap:nowrap}
}
.hero.grid-bg::before{display:none}
.hero__art .node text{fill:#fff}
.hero__art .rack text{fill:#c9d6ea}
.hero__art .node .label{fill:#fff}
.planhead,.pagehead{border-bottom:0}
.planhead{background:linear-gradient(rgba(6,16,48,.8),rgba(6,16,48,.8)),url(img/osaka-night.jpg) center/cover;color:#fff}
.planhead.grid-bg::before,.pagehead.grid-bg::before{display:none}
.planhead h1,.planhead p,.planhead .crumbs,.pagehead .crumbs,.planhead .crumbs a,.pagehead .crumbs a{color:#fff}
.planhead .for{color:#ffc400}
.gnav li{flex:1 1 0}
.price-block,.price-block p{color:var(--ink)}
.planhead .subnav a{color:#fff;background:transparent;border-color:rgba(255,255,255,.45)}
.planhead .subnav a[aria-current="page"]{background:var(--signal);border-color:var(--signal);color:#fff}
.pagehead__art .cable{stroke:#9fd8f0}

.pagehead .btn--line,.planhead .btn--line{background:transparent;color:#fff;border-color:rgba(255,255,255,.8)}
.pagehead .btn--line:hover,.planhead .btn--line:hover{background:rgba(255,255,255,.14)}