:root{
  --ink:#0a1e3b;--ink-2:#173557;--blue:#0b63ce;--blue-2:#0e86e8;--sky:#eaf4ff;
  --gold:#f4c84b;--gold-2:#eaa51f;--cream:#fff9e9;--red:#d82932;--green:#0b8a62;
  --paper:#ffffff;--soft:#f4f7fb;--line:#dbe5f0;--muted:#607087;
  --shadow-sm:0 10px 30px rgba(9,31,63,.08);--shadow-md:0 22px 60px rgba(9,31,63,.13);
  --r-sm:16px;--r-md:24px;--r-lg:34px;--max:1200px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:92px}
body{margin:0;background:var(--paper);color:var(--ink);font-family:"Noto Sans JP","Yu Gothic UI","Yu Gothic","Hiragino Kaku Gothic ProN",Meiryo,system-ui,-apple-system,sans-serif;line-height:1.75;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;overflow-x:clip}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
button,input,select{font:inherit}
button{color:inherit}
svg{width:1em;height:1em;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.svg-sprite{position:absolute;overflow:hidden}
.container{width:min(var(--max),calc(100% - 48px));margin-inline:auto}
.section{padding:112px 0;position:relative}
.section--soft{background:var(--soft)}
.section--ink{background:linear-gradient(135deg,#071a3b 0%,#0a2f66 62%,#0c4e96 100%);color:#fff;overflow:hidden}
.section--ink::before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);background-size:44px 44px;mask-image:linear-gradient(to bottom,black,transparent 90%);pointer-events:none}
.section-head{display:grid;grid-template-columns:minmax(0,1fr) minmax(260px,450px);align-items:end;gap:40px;margin-bottom:50px}
.section-head--center{display:block;text-align:center;max-width:820px;margin:0 auto 52px}
.section-kicker{display:flex;align-items:center;gap:12px;margin:0 0 12px;color:var(--blue);font-size:12px;font-weight:900;letter-spacing:.18em;text-transform:uppercase}
.section-kicker::before{content:"";width:32px;height:3px;border-radius:99px;background:linear-gradient(90deg,var(--gold-2),var(--gold))}
.section-head--center .section-kicker{justify-content:center}
.section-title{margin:0;font-size:clamp(32px,4.5vw,58px);line-height:1.18;letter-spacing:-.045em}
.section-desc{margin:0;color:var(--muted);font-size:16px}
.section--ink .section-kicker{color:#a9d6ff}.section--ink .section-desc{color:#c7d9ee}
.note{color:var(--muted);font-size:12px}
.skip-link{position:fixed;left:16px;top:10px;z-index:1000;background:#fff;color:var(--ink);border:2px solid var(--blue);border-radius:10px;padding:10px 14px;font-weight:800;transform:translateY(-150%)}
.skip-link:focus{transform:none}
:focus-visible{outline:3px solid #ffce35;outline-offset:3px;border-radius:8px}
.visually-hidden{position:absolute!important;width:1px!important;height:1px!important;padding:0!important;margin:-1px!important;overflow:hidden!important;clip:rect(0,0,0,0)!important;white-space:nowrap!important;border:0!important}

/* top + header */
.utility{background:#06162f;color:#d9e7f8;font-size:12px}
.utility__inner{min-height:34px;display:flex;align-items:center;justify-content:space-between;gap:22px}
.utility strong{color:#ffe276}.utility__right{display:flex;gap:24px}
.header{position:sticky;top:0;z-index:80;background:rgba(255,255,255,.93);backdrop-filter:blur(16px);border-bottom:1px solid rgba(10,30,59,.08);transition:box-shadow .2s}
.header.is-scrolled{box-shadow:0 10px 34px rgba(7,26,59,.10)}
.header__inner{height:82px;display:flex;align-items:center;gap:32px}
.brand{width:286px;flex:0 0 auto}.brand img{width:100%;height:auto}
.nav{margin-left:auto;display:flex;align-items:center;gap:25px;font-size:14px;font-weight:800}
.nav a{position:relative;padding:30px 0 28px}
.nav a::after{content:"";position:absolute;left:0;right:100%;bottom:22px;height:2px;background:var(--gold-2);transition:right .25s}
.nav a:hover::after,.nav a:focus-visible::after{right:0}
.header-cta{display:grid;grid-template-columns:30px 1fr;align-items:center;gap:10px;background:var(--ink);color:#fff;border-radius:15px;padding:10px 15px 9px;min-width:192px;box-shadow:0 10px 25px rgba(7,26,59,.18)}
.header-cta svg{font-size:24px;color:#ffe276}.header-cta small{display:block;font-size:10px;color:#bcd0e9;line-height:1.2}.header-cta strong{display:block;color:#ffe276;font-size:18px;line-height:1.2;letter-spacing:.02em}.header-cta span{font-size:10px;color:#d7e6f7}
.menu-button{display:none;margin-left:auto;width:44px;height:44px;border:0;border-radius:12px;background:var(--ink);color:#fff;place-items:center;font-size:22px;cursor:pointer}
.mobile-panel{display:none}

/* hero */
.hero{position:relative;overflow:hidden;background:linear-gradient(130deg,#f8fbff 0%,#eef5ff 46%,#fffaf0 100%);padding:82px 0 0}
.hero::before{content:"";position:absolute;inset:0;background-image:radial-gradient(circle at 9% 18%,rgba(11,99,206,.11),transparent 28%),radial-gradient(circle at 84% 8%,rgba(244,200,75,.22),transparent 22%),linear-gradient(rgba(7,26,59,.025) 1px,transparent 1px),linear-gradient(90deg,rgba(7,26,59,.025) 1px,transparent 1px);background-size:auto,auto,48px 48px,48px 48px;pointer-events:none}
.hero__grid{position:relative;display:grid;grid-template-columns:minmax(0,1.03fr) minmax(440px,.97fr);gap:64px;align-items:center;padding-bottom:78px}
.eyebrow{display:flex;align-items:center;gap:12px;margin:0 0 22px;font-size:12px;font-weight:900;letter-spacing:.14em;color:var(--blue)}
.eyebrow b{background:var(--gold);color:var(--ink);padding:7px 11px;border-radius:999px;letter-spacing:.04em}
.hero h1{margin:0;font-size:clamp(46px,6.1vw,78px);line-height:1.08;letter-spacing:-.06em}
.hero-title-line{display:inline-block}
.hero-title-accent{color:var(--blue);position:relative;white-space:nowrap}
.hero-title-accent::after{content:"";position:absolute;left:0;right:0;bottom:.07em;height:.17em;background:rgba(244,200,75,.72);z-index:-1;border-radius:99px}
.hero__lead{max-width:660px;margin:25px 0 0;color:#4a5e79;font-size:17px}
.hero__badges{display:flex;flex-wrap:wrap;gap:9px;margin:24px 0 0;padding:0;list-style:none}
.hero__badges li{display:flex;align-items:center;gap:7px;background:#fff;border:1px solid #d9e5f2;border-radius:999px;padding:7px 11px;font-size:12px;font-weight:800;box-shadow:0 6px 18px rgba(7,26,59,.04)}
.hero__badges svg{color:var(--green)}
.hero__prices{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:26px}
.hero-price{background:#fff;border:1px solid #dbe6f2;border-radius:17px;padding:14px 15px;box-shadow:0 10px 28px rgba(7,26,59,.06)}
.hero-price--focus{background:linear-gradient(135deg,#ffe99a,#f5c741);border-color:#f0be2c}
.hero-price small{display:block;color:#53657c;font-size:11px;font-weight:800}.hero-price strong{display:block;color:var(--ink);font-size:23px;line-height:1.25;letter-spacing:-.03em}.hero-price strong em{font-style:normal;font-size:12px}.hero-price span{font-size:10px;color:#5b6a7c}
.hero__actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:54px;border:1px solid transparent;border-radius:15px;padding:13px 21px;font-weight:900;cursor:pointer;transition:transform .2s,box-shadow .2s,background .2s}
.btn:hover{transform:translateY(-2px)}
.btn--primary{background:linear-gradient(135deg,#ffd95b,#eca51e);color:#10213d;box-shadow:0 14px 32px rgba(221,158,24,.26)}
.btn--primary svg{font-size:20px}.btn--secondary{background:#fff;border-color:#c9d8e9;color:var(--ink)}.btn--ink{background:var(--ink);color:#fff}.btn--white{background:#fff;color:var(--ink)}
.hero__hours{margin:12px 0 0;color:#6e7c8f;font-size:11px}
.hero__visual{position:relative;min-height:570px}
.hero-photo{position:absolute;inset:18px 20px 22px 72px;margin:0;border-radius:42px;overflow:hidden;box-shadow:0 35px 80px rgba(7,26,59,.23);background:#dce6f0}
.hero-photo::after{content:"";position:absolute;inset:0;background:linear-gradient(to top,rgba(5,23,51,.76),transparent 48%)}
.hero-photo img{width:100%;height:100%;object-fit:cover}
.hero-photo figcaption{position:absolute;z-index:2;left:28px;right:28px;bottom:24px;color:#fff;display:flex;align-items:end;justify-content:space-between;gap:18px}
.hero-photo figcaption small{display:block;color:#c9ddf2;font-size:10px;letter-spacing:.15em;font-weight:800}.hero-photo figcaption strong{font-size:23px}.hero-photo figcaption span{color:#ffe276;font-weight:900;font-size:13px}
.hero-seal{position:absolute;z-index:4;left:12px;top:15px;width:134px;height:134px;border-radius:50%;display:grid;place-content:center;text-align:center;background:radial-gradient(circle at 35% 30%,#fff9d8,#f6cb52 68%,#d79a17);border:7px solid #fff;box-shadow:0 16px 34px rgba(7,26,59,.22);transform:rotate(-6deg)}
.hero-seal small{font-size:11px;font-weight:900}.hero-seal strong{font-size:32px;line-height:1}.hero-seal span{font-size:10px;font-weight:900}
.hero-float{position:absolute;z-index:5;right:0;top:54px;width:155px;display:grid;gap:12px}
.hero-float__card{background:linear-gradient(155deg,#0c64c3,#08366f);color:#fff;border:1px solid rgba(255,255,255,.24);border-radius:24px;padding:20px;box-shadow:0 20px 42px rgba(7,26,59,.18)}
.hero-float__card--gold{background:linear-gradient(155deg,#d39b27,#835a0f)}
.hero-float__card svg{font-size:34px;color:#d9ecff}.hero-float__card--gold svg{color:#fff1bd}.hero-float__card strong{display:block;margin-top:28px;font-size:18px}.hero-float__card span{display:block;color:#c9def4;font-size:11px}.hero-float__card--gold span{color:#fff1c4}
.hero-mini{position:absolute;z-index:5;left:0;bottom:0;width:240px;background:rgba(255,255,255,.94);border:1px solid rgba(255,255,255,.9);backdrop-filter:blur(15px);border-radius:22px;padding:13px;box-shadow:0 20px 45px rgba(7,26,59,.16)}
.hero-mini__images{display:grid;grid-template-columns:1fr 1fr;gap:6px}.hero-mini img{width:100%;height:70px;object-fit:cover;border-radius:10px}.hero-mini__label{display:flex;justify-content:space-between;margin-top:8px;font-size:10px;font-weight:900}.hero-mini__label span:last-child{color:var(--blue)}
.hero__trust{position:relative;background:#fff;border-top:1px solid #e1e8f0;box-shadow:0 -8px 30px rgba(7,26,59,.03)}
.hero__trust-grid{display:grid;grid-template-columns:repeat(4,1fr)}
.trust-chip{display:flex;gap:13px;align-items:center;padding:22px 20px;border-right:1px solid #e1e8f0}.trust-chip:last-child{border-right:0}.trust-chip__num{width:36px;height:36px;border-radius:12px;display:grid;place-items:center;background:#eef5ff;color:var(--blue);font-size:12px;font-weight:900}.trust-chip strong{display:block;font-size:14px}.trust-chip span{display:block;color:#6a7a8e;font-size:11px}

/* services bento */
.service-bento{display:grid;grid-template-columns:repeat(12,1fr);grid-auto-rows:minmax(210px,auto);gap:18px}
.service-card{position:relative;overflow:hidden;border-radius:28px;padding:28px;border:1px solid var(--line);background:#fff;box-shadow:var(--shadow-sm);display:flex;flex-direction:column;min-height:230px;isolation:isolate;transition:transform .25s,box-shadow .25s}
.service-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-md)}
.service-card::before{content:"";position:absolute;width:170px;height:170px;border-radius:50%;right:-78px;top:-82px;background:rgba(11,99,206,.08);z-index:-1}
.service-card--aircon{grid-column:span 7;min-height:360px;background:linear-gradient(120deg,rgba(7,26,59,.93),rgba(11,80,160,.72)),var(--service-photo);background-size:cover;background-position:center;color:#fff;border:0}
.service-card--aircon::before{background:rgba(255,255,255,.08);width:240px;height:240px}
.service-card--water{grid-column:span 5;background:linear-gradient(145deg,#f2f9ff,#dfefff)}
.service-card--empty{grid-column:span 6;background:linear-gradient(145deg,#fff9e7,#fff)}
.service-card--snow{grid-column:span 6;background:linear-gradient(145deg,#effcff,#fff)}
.service-card--organize{grid-column:span 6;background:linear-gradient(145deg,#f3f8ff,#fff)}
.service-card--estate{grid-column:span 6;background:linear-gradient(145deg,#f8f2ff,#fff)}
.service-icon{width:58px;height:58px;border-radius:18px;display:grid;place-items:center;background:var(--ink);color:#fff;font-size:27px;box-shadow:0 12px 24px rgba(7,26,59,.15)}
.service-card--aircon .service-icon{background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.2)}
.service-card h3{margin:22px 0 8px;font-size:clamp(22px,2.2vw,30px);line-height:1.25}.service-card p{margin:0;color:#5b6d84;font-size:14px;max-width:42ch}.service-card--aircon p{color:#d7e6f7;max-width:44ch}
.service-price{margin-top:auto;padding-top:24px;display:flex;align-items:end;justify-content:space-between;gap:16px}.service-price small{font-size:11px;color:#6a7c92}.service-card--aircon .service-price small{color:#c5d8ee}.service-price strong{font-size:26px;color:var(--red);letter-spacing:-.03em}.service-card--aircon .service-price strong{color:#ffe276}.service-link{display:inline-flex;align-items:center;gap:7px;font-size:12px;font-weight:900;color:var(--blue)}.service-card--aircon .service-link{color:#fff}.service-link svg{transition:transform .2s}.service-link:hover svg{transform:translateX(4px)}

/* estimator */
.estimate-grid{position:relative;display:grid;grid-template-columns:.78fr 1.22fr;gap:54px;align-items:center}
.estimate-copy h2{margin:0 0 18px;font-size:clamp(34px,4.4vw,58px);line-height:1.2;letter-spacing:-.04em}.estimate-copy p{color:#c7d9ee}.estimate-points{display:grid;gap:12px;margin-top:26px}.estimate-point{display:flex;align-items:center;gap:11px;color:#fff;font-size:14px}.estimate-point svg{color:#ffe276}
.estimate-card{background:#fff;color:var(--ink);border-radius:30px;padding:30px;box-shadow:0 30px 70px rgba(0,0,0,.25)}
.estimate-card__top{display:flex;align-items:center;gap:14px;margin-bottom:22px}.estimate-card__icon{width:54px;height:54px;border-radius:17px;background:#eaf4ff;color:var(--blue);display:grid;place-items:center;font-size:27px}.estimate-card h3{margin:0;font-size:23px}.estimate-card p{margin:2px 0 0;color:var(--muted);font-size:12px}
.form-grid{display:grid;grid-template-columns:1fr 130px;gap:14px}.field label{display:block;margin-bottom:7px;font-size:12px;font-weight:900}.field select,.field input{width:100%;height:52px;border:1px solid #cbd9e8;border-radius:13px;background:#fff;padding:0 14px;color:var(--ink)}
.quote-result{margin-top:18px;border-radius:18px;background:linear-gradient(135deg,#fff7d3,#ffe784);padding:20px;display:flex;align-items:center;justify-content:space-between;gap:18px}.quote-result small{display:block;font-weight:800;color:#6b5a1e}.quote-result strong{font-size:30px;letter-spacing:-.04em}.quote-result span{font-size:11px}.estimate-actions{display:flex;gap:10px;margin-top:15px}.estimate-actions .btn{flex:1}

/* before after */
.ba-layout{display:grid;grid-template-columns:1.12fr .88fr;gap:58px;align-items:center}
.ba-frame{position:relative;aspect-ratio:13/6;border-radius:30px;overflow:hidden;background:#d8e1ea;box-shadow:var(--shadow-md);touch-action:none}
.ba-frame img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}.ba-after{clip-path:inset(0 50% 0 0)}
.ba-divider{position:absolute;z-index:4;top:0;bottom:0;left:50%;width:3px;background:#fff;box-shadow:0 0 0 1px rgba(7,26,59,.18)}
.ba-handle{position:absolute;z-index:5;left:50%;top:50%;width:52px;height:52px;transform:translate(-50%,-50%);border-radius:50%;display:grid;place-items:center;background:#fff;color:var(--blue);box-shadow:0 8px 24px rgba(7,26,59,.2);font-weight:900;pointer-events:none}
.ba-range{position:absolute;z-index:10;inset:0;width:100%;height:100%;opacity:0;cursor:ew-resize}
.ba-tag{position:absolute;z-index:6;top:18px;border-radius:999px;padding:7px 12px;color:#fff;font-size:11px;font-weight:900;letter-spacing:.08em}.ba-tag--before{left:18px;background:rgba(7,26,59,.86)}.ba-tag--after{right:18px;background:rgba(225,83,21,.9)}
.ba-copy h2{margin:0;font-size:clamp(34px,4.2vw,54px);line-height:1.2;letter-spacing:-.04em}.ba-copy p{color:var(--muted)}
.check-list{display:grid;gap:10px;margin:24px 0 28px;padding:0;list-style:none}.check-list li{display:flex;gap:10px;align-items:flex-start;color:#3d526d}.check-list svg{flex:0 0 auto;margin-top:3px;color:var(--green)}

/* price tabs */
.tabs{display:grid;grid-template-columns:260px 1fr;gap:28px;align-items:start}
.tab-list{display:grid;gap:10px;position:sticky;top:110px}.tab-button{display:flex;align-items:center;justify-content:space-between;gap:14px;width:100%;border:1px solid var(--line);border-radius:15px;padding:15px 16px;background:#fff;text-align:left;font-weight:900;cursor:pointer}.tab-button svg{color:var(--blue)}.tab-button[aria-selected="true"]{background:var(--ink);color:#fff;border-color:var(--ink);box-shadow:var(--shadow-sm)}.tab-button[aria-selected="true"] svg{color:#ffe276}
.tab-panels{min-width:0}.tab-panel{display:none}.tab-panel.is-active{display:block}
.price-sheet{background:#fff;border:1px solid var(--line);border-radius:26px;overflow:hidden;box-shadow:var(--shadow-sm)}
.price-sheet__head{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:24px 26px;background:linear-gradient(100deg,#071a3b,#104e98);color:#fff}.price-sheet__head h3{margin:0;font-size:23px}.price-sheet__head span{font-size:11px;color:#c7d9ed}
.price-grid{display:grid;grid-template-columns:repeat(2,1fr)}.price-row{padding:23px 25px;border-right:1px solid var(--line);border-bottom:1px solid var(--line)}.price-row:nth-child(2n){border-right:0}.price-row h4{margin:0;font-size:16px}.price-row p{margin:6px 0 0;color:var(--muted);font-size:12px}.price-row strong{display:block;margin-top:10px;color:var(--red);font-size:25px;letter-spacing:-.03em}.price-row strong small{font-size:12px;color:var(--muted)}
.price-table-wrap{overflow:auto}.price-table{width:100%;border-collapse:collapse}.price-table caption{padding:22px 25px;text-align:left;font-weight:900}.price-table th,.price-table td{padding:13px 25px;border-top:1px solid var(--line);text-align:left}.price-table th{color:var(--muted);font-size:12px}.price-table td:last-child{text-align:right;color:var(--red);font-weight:900}

/* reasons */
.reason-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.reason{background:#fff;border:1px solid var(--line);border-radius:24px;padding:27px;box-shadow:var(--shadow-sm)}.reason__num{font-size:11px;font-weight:900;letter-spacing:.15em;color:var(--blue)}.reason__icon{width:50px;height:50px;margin:18px 0;border-radius:16px;background:#edf5ff;color:var(--blue);display:grid;place-items:center;font-size:24px}.reason h3{margin:0 0 8px;font-size:19px}.reason p{margin:0;color:var(--muted);font-size:13px}

/* audience */
.audience-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px}.audience-card{position:relative;overflow:hidden;min-height:340px;border-radius:32px;padding:34px;background:linear-gradient(135deg,#edf6ff,#fff);border:1px solid var(--line);display:flex;flex-direction:column}.audience-card--business{background:linear-gradient(135deg,#081d3e,#123f7c);color:#fff;border:0}.audience-card::after{content:"";position:absolute;width:260px;height:260px;border-radius:50%;right:-95px;bottom:-130px;background:rgba(11,99,206,.10)}.audience-card--business::after{background:rgba(244,200,75,.12)}.audience-card__label{display:inline-flex;align-items:center;gap:8px;width:max-content;border-radius:999px;padding:7px 11px;background:#fff;color:var(--blue);font-size:11px;font-weight:900}.audience-card--business .audience-card__label{background:rgba(255,255,255,.12);color:#ffe276}.audience-card h3{margin:22px 0 10px;font-size:30px}.audience-card p{margin:0;color:var(--muted);max-width:45ch}.audience-card--business p{color:#c9d9ec}.audience-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:auto;padding-top:26px}.audience-tags span{border:1px solid #cfddeb;border-radius:999px;padding:6px 10px;font-size:11px;font-weight:800}.audience-card--business .audience-tags span{border-color:rgba(255,255,255,.22)}

/* flow */
.flow{display:grid;grid-template-columns:repeat(5,1fr);gap:0;position:relative;margin-top:10px}.flow::before{content:"";position:absolute;top:33px;left:9%;right:9%;height:2px;background:linear-gradient(90deg,var(--gold-2),#cddbea)}.flow-step{position:relative;text-align:center;padding:0 12px}.flow-step__icon{position:relative;z-index:2;width:68px;height:68px;margin:0 auto 18px;border-radius:22px;display:grid;place-items:center;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow-sm);color:var(--blue);font-size:27px}.flow-step__num{position:absolute;right:-4px;top:-7px;width:24px;height:24px;border-radius:50%;display:grid;place-items:center;background:var(--gold);color:var(--ink);font-size:10px;font-weight:900}.flow-step h3{margin:0 0 7px;font-size:16px}.flow-step p{margin:0;color:var(--muted);font-size:12px}

/* faq */
.faq-grid{display:grid;grid-template-columns:.65fr 1.35fr;gap:50px;align-items:start}.faq-intro{position:sticky;top:112px}.faq-intro h2{margin:0;font-size:clamp(34px,4vw,54px);line-height:1.2}.faq-intro p{color:var(--muted)}.faq-list{display:grid;gap:10px}.faq-list details{background:#fff;border:1px solid var(--line);border-radius:17px;padding:0 20px;box-shadow:0 8px 24px rgba(7,26,59,.04)}.faq-list summary{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:64px;cursor:pointer;font-weight:900;list-style:none}.faq-list summary::-webkit-details-marker{display:none}.faq-list summary::after{content:"＋";color:var(--blue);font-size:22px}.faq-list details[open] summary::after{content:"−"}.faq-list details p{margin:0;padding:0 0 20px;color:var(--muted);font-size:14px}

/* final CTA + footer */
.closing{position:relative;overflow:hidden;background:linear-gradient(120deg,#071a3b,#0c4e96);color:#fff;padding:80px 0}.closing::before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 80% 20%,rgba(244,200,75,.22),transparent 30%),linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);background-size:auto,46px 46px,46px 46px}.closing__box{position:relative;display:grid;grid-template-columns:1fr 360px;align-items:center;gap:50px}.closing h2{margin:14px 0 10px;font-size:clamp(34px,4.6vw,58px);line-height:1.2}.closing p{margin:0;color:#c8dbef}.phone-card{background:#fff;color:var(--ink);border-radius:25px;padding:26px;text-align:center;box-shadow:0 25px 60px rgba(0,0,0,.22)}.phone-card small{display:block;color:var(--muted);font-weight:800}.phone-card strong{display:block;color:var(--blue);font-size:34px;letter-spacing:.01em}.phone-card span{display:block;font-size:12px;color:var(--muted)}
.footer{background:#041126;color:#d3e0ef;padding:48px 0 24px}.footer__grid{display:grid;grid-template-columns:1.2fr .8fr .8fr;gap:45px}.footer__logo{width:310px;background:#fff;border-radius:12px;padding:11px 14px}.footer p{color:#9fb4cc;font-size:12px;max-width:460px}.footer h3{margin:0 0 14px;color:#fff;font-size:13px}.footer a{display:block;margin:8px 0;color:#b7c8db;font-size:12px}.footer a:hover{color:#fff}.footer__tel{color:#ffe276;font-size:21px;font-weight:900}.footer__bottom{margin-top:32px;padding-top:18px;border-top:1px solid rgba(255,255,255,.1);display:flex;justify-content:space-between;gap:20px;color:#738aa5;font-size:10px}
.mobile-call{display:none}

@media (max-width:1080px){
  .nav{display:none}.header-cta{display:none}.menu-button{display:grid}
  .mobile-panel{position:fixed;z-index:79;left:16px;right:16px;top:96px;background:#fff;border:1px solid var(--line);border-radius:22px;padding:18px;box-shadow:var(--shadow-md);display:grid;gap:6px;opacity:0;visibility:hidden;transform:translateY(-12px);pointer-events:none;transition:opacity .2s,transform .2s}
  .mobile-panel.is-open{opacity:1;visibility:visible;transform:none;pointer-events:auto}.mobile-panel a{padding:12px 14px;border-radius:11px;font-weight:900}.mobile-panel a:hover{background:#eef5ff}.mobile-panel .mobile-panel__call{background:var(--ink);color:#fff;text-align:center;margin-top:6px}
  .hero__grid{grid-template-columns:1fr .9fr;gap:30px}.hero__visual{min-height:520px}.hero-float{display:none}.hero-photo{inset:30px 0 30px 30px}.hero-mini{left:-10px}
  .service-card--aircon{grid-column:span 12}.service-card--water{grid-column:span 6}.service-card--empty,.service-card--snow,.service-card--organize{grid-column:span 6}
  .reason-grid{grid-template-columns:repeat(2,1fr)}
}

@media (max-width:820px){
  .container{width:min(100% - 32px,var(--max))}.section{padding:82px 0}.section-head{display:block}.section-head .section-desc{margin-top:16px}.utility__right{display:none}
  .header__inner{height:70px}.brand{width:245px}.mobile-panel{top:82px}
  .hero{padding-top:52px}.hero__grid{grid-template-columns:1fr}.hero h1{font-size:clamp(43px,12vw,68px)}.hero__visual{min-height:520px;margin-top:8px}.hero-photo{inset:22px 0 25px 28px}.hero-seal{width:112px;height:112px}.hero-seal strong{font-size:27px}.hero-mini{width:210px}.hero__trust-grid{grid-template-columns:repeat(2,1fr)}.trust-chip:nth-child(2){border-right:0}.trust-chip:nth-child(-n+2){border-bottom:1px solid #e1e8f0}
  .estimate-grid,.ba-layout,.tabs,.faq-grid,.closing__box{grid-template-columns:1fr}.tab-list{position:static;grid-template-columns:repeat(4,1fr)}.tab-button{justify-content:center;padding:12px 8px;font-size:12px}.tab-button span{display:none}
  .audience-grid{grid-template-columns:1fr}.flow{grid-template-columns:1fr 1fr;gap:24px}.flow::before{display:none}.flow-step:last-child{grid-column:1/-1}.faq-intro{position:static}
  .footer__grid{grid-template-columns:1fr 1fr}.footer__grid>div:first-child{grid-column:1/-1}
}

@media (max-width:580px){
  html{scroll-padding-top:75px}.container{width:min(100% - 24px,var(--max))}.section{padding:70px 0}.section-title{font-size:34px}.section-head--center{margin-bottom:36px}
  .utility{display:none}.header__inner{height:66px}.brand{width:210px}.menu-button{width:42px;height:42px}.mobile-panel{top:74px;left:10px;right:10px}
  .hero{padding-top:34px}.hero__grid{padding-bottom:48px}.eyebrow{font-size:9px;gap:7px}.eyebrow b{padding:6px 9px}.hero h1{font-size:clamp(35px,9.45vw,38px);line-height:1.12;letter-spacing:-.065em}.hero-title-accent{white-space:nowrap}.hero__lead{font-size:14px;margin-top:18px}.hero__badges{gap:7px;margin-top:18px}.hero__badges li{font-size:10px;padding:6px 9px}.hero__prices{grid-template-columns:1fr 1fr}.hero-price:last-child{grid-column:1/-1}.hero__actions{display:grid}.hero__actions .btn{width:100%}.hero__visual{min-height:430px}.hero-photo{inset:22px 0 18px 26px;border-radius:30px}.hero-photo figcaption{left:18px;right:18px;bottom:17px}.hero-photo figcaption strong{font-size:18px}.hero-photo figcaption span{display:none}.hero-seal{left:0;width:96px;height:96px;border-width:5px}.hero-seal small{font-size:9px}.hero-seal strong{font-size:23px}.hero-mini{left:0;bottom:0;width:185px;padding:10px}.hero-mini img{height:55px}.hero__trust-grid{grid-template-columns:1fr}.trust-chip{border-right:0!important;border-bottom:1px solid #e1e8f0!important;padding:16px 12px}.trust-chip:last-child{border-bottom:0!important}
  .service-bento{display:grid;grid-template-columns:1fr;grid-auto-rows:auto}.service-card,.service-card--aircon,.service-card--water,.service-card--empty,.service-card--snow,.service-card--organize{grid-column:auto;min-height:260px}.service-card--aircon{min-height:360px}.service-card{padding:24px}
  .form-grid{grid-template-columns:1fr}.quote-result{display:block}.quote-result strong{margin-top:5px}.estimate-actions{display:grid}.estimate-actions .btn{width:100%}
  .ba-layout{gap:32px}.ba-frame{aspect-ratio:4/3}.ba-handle{width:46px;height:46px}
  .tab-list{display:flex;overflow-x:auto;gap:8px;padding-bottom:4px}.tab-button{min-width:105px}.price-grid{grid-template-columns:1fr}.price-row,.price-row:nth-child(2n){border-right:0}.price-table th,.price-table td{padding:12px 16px}
  .reason-grid{grid-template-columns:1fr}.audience-card{padding:26px;min-height:310px}.flow{grid-template-columns:1fr}.flow-step:last-child{grid-column:auto}.flow-step{display:grid;grid-template-columns:68px 1fr;text-align:left;column-gap:16px}.flow-step__icon{grid-row:1/3;margin:0}.flow-step h3{align-self:end}.flow-step p{align-self:start}.closing{padding:65px 0}.phone-card strong{font-size:28px}.footer{padding-bottom:88px}.footer__grid{grid-template-columns:1fr}.footer__grid>div:first-child{grid-column:auto}.footer__bottom{display:block}.mobile-call{position:fixed;z-index:90;left:10px;right:10px;bottom:max(10px,env(safe-area-inset-bottom));display:grid;grid-template-columns:44px 1fr;align-items:center;gap:10px;background:linear-gradient(135deg,#ffd95b,#efa71d);color:var(--ink);border:1px solid rgba(255,255,255,.75);border-radius:17px;padding:10px 14px;box-shadow:0 18px 42px rgba(7,26,59,.28);font-size:11px;font-weight:900;opacity:0;visibility:hidden;transform:translateY(calc(100% + 28px));transition:opacity .24s,transform .24s,visibility .24s}.mobile-call.is-visible{opacity:1;visibility:visible;transform:none}.mobile-call svg{grid-row:1/3;font-size:26px}.mobile-call strong{font-size:20px;line-height:1}.mobile-call span{font-size:9px;color:#5d4a11}
}

@media (max-width:360px){.hero h1{font-size:33px}.brand{width:194px}.hero-price strong{font-size:21px}}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}.mobile-call{transition:none}}
@media print{.utility,.header,.mobile-call,.hero__actions,.estimate-actions,.closing{display:none!important}.section{padding:40px 0}.hero{padding-top:30px}.hero__grid{grid-template-columns:1fr 1fr}.service-card{box-shadow:none}.footer{background:#fff;color:#000}}

/* ================================================================
   日本語組版の最適化（可読性・安心感の向上）
   単語の途中で改行されないようにし、行間と余白を整える
   ================================================================ */
h1,h2,h3,h4,
.section-title,
.hero-title-line,
.hero__lead,
.card__title,
.price-sheet__head,
.audience-card__title,
.step__title,
.faq summary,
.reason__title{
  word-break:keep-all;
  overflow-wrap:break-word;
  line-break:strict;
}
.section-title{line-height:1.48;letter-spacing:.005em}
h3,h4{line-height:1.5}
p,li,dd,figcaption{line-height:1.85}
.hero__lead{line-height:1.9}
.section-head p,.section-head--center p{line-height:1.85}
/* 見出し直下のリード文をやや落ち着いた色に（コントラスト確保） */
.section-head p{color:#4a5a70}
/* 長い見出しがはみ出す場合の保険 */
.section-title{max-width:100%}
@media (max-width:820px){
  .section-title{font-size:clamp(22px,5.4vw,30px);line-height:1.5}
  p,li{line-height:1.9}
}
@media (max-width:480px){
  .section-title{font-size:clamp(20px,6vw,26px)}
}