:root{
  --navy:#0b1f2e; --navy2:#12303f; --ink:#1a2a35; --muted:#5b6b75; --line:#dde4e8;
  --teal:#1e6f78; --teal2:#2b8f99; --aqua:#8fd3dc; --bg:#ffffff; --bg2:#f3f6f8; --warn:#b35c1e;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:"Noto Sans JP","Hiragino Sans","Hiragino Kaku Gothic ProN","Yu Gothic",sans-serif;color:var(--ink);background:var(--bg);line-height:1.8;font-size:16px;-webkit-font-smoothing:antialiased}
.en{font-family:Inter,"Noto Sans JP",sans-serif;letter-spacing:.14em;text-transform:uppercase;font-size:12px;font-weight:600}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
.wrap{width:min(1120px,100% - 48px);margin-inline:auto}
section{padding:96px 0}
h2{font-size:clamp(26px,3.4vw,40px);font-weight:700;line-height:1.35;letter-spacing:.01em;margin:10px 0 18px}
h2 em{font-style:normal;color:var(--teal)}
.lead{color:var(--muted);max-width:720px;font-size:15.5px}
.label{color:var(--teal);font-weight:700;font-size:13px;letter-spacing:.12em}


/* header */
header{position:sticky;top:0;z-index:50;background:rgba(11,31,46,.92);backdrop-filter:blur(8px);color:#fff;border-bottom:1px solid rgba(255,255,255,.08)}
header .wrap{display:flex;align-items:center;justify-content:space-between;height:64px}
.logo{display:flex;align-items:center;gap:12px;font-weight:700;letter-spacing:.06em}
.logo .mark{width:30px;height:30px;border-radius:8px;background:linear-gradient(135deg,var(--aqua),var(--teal));display:grid;place-items:center}
.logo .mark svg{width:18px;height:18px}
.logo small{display:block;font-size:10px;font-weight:500;letter-spacing:.2em;color:var(--aqua);line-height:1}
nav{display:flex;gap:28px;font-size:13.5px;font-weight:500}
nav a{opacity:.85}nav a:hover{opacity:1}
.btn{display:inline-flex;align-items:center;gap:10px;padding:13px 24px;border-radius:999px;font-weight:700;font-size:14.5px;letter-spacing:.04em;transition:.2s;border:1.5px solid transparent}
.btn-primary{background:var(--aqua);color:var(--navy)}
.btn-primary:hover{background:#a9e2ea}
.btn-ghost{border-color:rgba(255,255,255,.5);color:#fff}
.btn-ghost:hover{background:rgba(255,255,255,.08)}
.btn-dark{background:var(--navy);color:#fff}
.btn-dark:hover{background:var(--navy2)}
.btn-line{border-color:var(--navy);color:var(--navy)}
header .btn{padding:9px 18px;font-size:13px}

/* hero */
.hero{position:relative;min-height:clamp(560px,86vh,820px);display:flex;align-items:flex-end;color:#fff;padding:0 0 72px;overflow:hidden;background:var(--navy)}
.hero img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:center 40%}
.hero::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(11,31,46,.25) 0%,rgba(11,31,46,.35) 45%,rgba(11,31,46,.92) 100%)}
.hero .wrap{position:relative;z-index:1}
.hero .en{color:var(--aqua);margin-bottom:22px}
.hero h1{font-size:clamp(40px,7vw,84px);font-weight:900;line-height:1.15;letter-spacing:.02em;margin-bottom:18px}
.hero h1 em{font-style:normal;color:var(--aqua)}
.hero p.sub{font-size:clamp(16px,2vw,21px);font-weight:500;margin-bottom:10px}
.hero p.desc{font-size:14px;color:rgba(255,255,255,.75);max-width:620px;margin-bottom:32px}
.hero .cta{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:8px}
.hero .credit{font-size:12.5px;color:rgba(255,255,255,.7);letter-spacing:.04em;border-top:1px solid rgba(255,255,255,.2);padding-top:16px;display:flex;gap:28px;flex-wrap:wrap}
.hero .credit b{color:#fff;font-weight:500}

/* stats bar */
.stats{background:var(--navy2);color:#fff;padding:0}
.stats .wrap{display:grid;grid-template-columns:repeat(3,1fr)}
.stats .wrap>div{padding:26px 20px;border-left:1px solid rgba(255,255,255,.1)}
.stats .wrap>div:first-child{border-left:0}
.stats .n{font-size:28px;font-weight:700;line-height:1.1;letter-spacing:.02em}
.stats .n small{font-size:14px;font-weight:500;margin-left:4px}
.stats .k{font-size:12.5px;color:var(--aqua);margin-top:6px}
.stats .note{font-size:11px;color:rgba(255,255,255,.55);margin-top:2px}

/* walls */
.walls{background:var(--bg2)}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:40px}
.card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:30px 28px}
.card.img{padding:0;overflow:hidden}
.card.img img{height:170px;width:100%;object-fit:cover}
.card.img .b{padding:24px 26px 28px}
.card .num{color:var(--teal);font-family:Inter;font-weight:600;font-size:13px;letter-spacing:.1em}
.card h3{font-size:19px;margin:8px 0 10px;font-weight:700}
.card p{font-size:14.5px;color:var(--muted)}
.card p.ans{color:var(--ink);margin-top:14px;padding-top:14px;border-top:1px dashed var(--line);font-weight:500}

/* mechanism */
.mech-photo{width:100%;height:clamp(240px,34vw,460px);object-fit:cover;border-radius:18px;margin-top:36px}
.mech .flow{display:grid;grid-template-columns:1fr auto 1fr auto 1fr;gap:16px;align-items:stretch;margin-top:44px}
.step{background:var(--navy);color:#fff;border-radius:14px;padding:30px 26px;position:relative}
.step .en{color:var(--aqua)}
.step h3{font-size:20px;margin:10px 0 8px}
.step p{font-size:14px;color:rgba(255,255,255,.78)}
.arrow{display:grid;place-items:center;color:var(--teal2);font-size:28px}
.specs{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:28px}
.spec{border-left:3px solid var(--aqua);padding:4px 0 4px 18px}
.spec .k{font-size:12px;color:var(--teal);font-weight:700;letter-spacing:.08em}
.spec .v{font-size:16px;font-weight:700;margin-top:2px}
.spec .s{font-size:13px;color:var(--muted)}

/* scenes */
.scenes{background:var(--navy);color:#fff}
.scenes h2 em{color:var(--aqua)}
.scenes .lead{color:rgba(255,255,255,.72)}
.sgrid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;margin-top:44px}
.scene{background:var(--navy2);border-radius:14px;overflow:hidden;border:1px solid rgba(255,255,255,.08)}
.scene img,.scene video{height:300px;width:100%;object-fit:cover;display:block;background:#000}
.scene .media{position:relative}
.scene .badge{position:absolute;right:14px;top:14px;background:rgba(0,0,0,.55);color:#fff;font-size:11px;letter-spacing:.12em;padding:5px 10px;border-radius:999px;font-family:Inter;font-weight:600}
.scene h3{font-size:21px}
.scene .b{padding:22px 22px 24px}
.scene .en{color:var(--aqua);font-size:11px}
.scene h3{font-size:19px;margin:6px 0 8px}
.scene p{font-size:13.5px;color:rgba(255,255,255,.75)}
.scene .q{margin-top:14px;font-size:13px;color:#fff;background:rgba(143,211,220,.12);border-left:3px solid var(--aqua);padding:10px 12px;border-radius:0 8px 8px 0;line-height:1.6}

/* status */
.status .cols{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:40px}
.col{border-radius:14px;border:1px solid var(--line);overflow:hidden}
.col .h{padding:18px 24px;color:#fff;display:flex;justify-content:space-between;align-items:baseline}
.col .h b{font-size:18px}.col .h span{font-size:12px;letter-spacing:.1em;opacity:.85}
.col.now .h{background:var(--teal)}.col.next .h{background:#3a5f70}.col.later .h{background:#7a8b94}
.col ul{list-style:none;padding:10px 24px 18px}
.col li{padding:12px 0;border-bottom:1px solid var(--line);font-size:14.5px}
.col li:last-child{border-bottom:0}
.col li b{display:block;font-weight:700}
.col li span{color:var(--muted);font-size:13px}
.status .caution{margin-top:24px;font-size:13px;color:var(--muted);background:var(--bg2);border-radius:10px;padding:16px 20px}

/* compare */
.compare{background:var(--bg2)}
table{width:100%;border-collapse:collapse;margin-top:36px;background:#fff;border-radius:14px;overflow:hidden;font-size:14px}
th,td{padding:14px 16px;text-align:left;border-bottom:1px solid var(--line);vertical-align:top}
th{background:var(--navy);color:#fff;font-weight:500;font-size:13px}
tr.me td{background:#eaf6f8;font-weight:700}
td .sm{display:block;font-size:12px;color:var(--muted);font-weight:400}

/* rollout */
.roll .steps{display:grid;grid-template-columns:repeat(3,1fr);gap:0;margin-top:44px;counter-reset:s}
.rstep{padding:30px 28px;border-top:3px solid var(--line);position:relative}
.rstep.on{border-top-color:var(--teal)}
.rstep .en{color:var(--teal)}
.rstep h3{font-size:20px;margin:8px 0 8px}
.rstep p{font-size:14.5px;color:var(--muted)}
.rstep .tag{display:inline-block;margin-top:14px;font-size:12px;background:var(--bg2);border-radius:6px;padding:4px 10px;color:var(--ink)}
.roll .price{margin-top:36px;background:var(--navy);color:#fff;border-radius:14px;padding:30px 32px;display:grid;grid-template-columns:1.2fr 1fr;gap:28px;align-items:center}
.roll .price h3{font-size:20px;margin-bottom:8px}
.roll .price p{font-size:14px;color:rgba(255,255,255,.78)}
.roll .price .f{font-size:17px;font-weight:700;color:var(--aqua);line-height:1.6}

/* video */
.video{background:var(--bg2)}
.vbox{margin-top:36px;aspect-ratio:16/9;border-radius:16px;background:linear-gradient(135deg,#0b1f2e,#1e3f50);display:grid;place-items:center;color:#fff;position:relative;overflow:hidden;border:1px solid var(--line)}
.vbox img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.45}
.vbox .play{position:relative;z-index:1;text-align:center}
.vbox .play .c{width:84px;height:84px;border-radius:50%;background:rgba(255,255,255,.14);border:2px solid rgba(255,255,255,.7);display:grid;place-items:center;margin:0 auto 16px}
.vbox .play .c svg{width:32px;height:32px;margin-left:5px}
.vbox .play p{font-size:14px;color:rgba(255,255,255,.85)}
.vbox .play small{display:block;font-size:12px;color:var(--aqua);margin-top:6px;letter-spacing:.08em}

/* faq */
.faq .list{margin-top:36px;border-top:1px solid var(--line)}
details{border-bottom:1px solid var(--line)}
summary{cursor:pointer;list-style:none;padding:22px 0;font-weight:700;font-size:16.5px;display:flex;gap:16px;align-items:flex-start}
summary::-webkit-details-marker{display:none}
summary .q{color:var(--teal);font-family:Inter;font-weight:600;flex:0 0 36px}
summary .pm{margin-left:auto;color:var(--teal);font-size:22px;line-height:1;flex:0 0 auto}
details[open] .pm{transform:rotate(45deg)}
details p{padding:0 0 22px 52px;color:var(--muted);font-size:14.5px}

/* contact */
.contact{background:var(--navy);color:#fff;position:relative;overflow:hidden}
.contact img{position:absolute;right:0;top:0;height:100%;width:46%;object-fit:cover;opacity:.35;mask-image:linear-gradient(90deg,transparent,#000 40%)}
.contact .wrap{position:relative;z-index:1;display:grid;grid-template-columns:1.1fr 1fr;gap:48px}
.contact h2{color:#fff}.contact h2 em{color:var(--aqua)}
.contact .lead{color:rgba(255,255,255,.75)}
.contact ul{list-style:none;margin-top:22px;color:rgba(255,255,255,.85);font-size:14.5px}
.contact li{padding:6px 0 6px 18px;position:relative}
.contact li::before{content:"";position:absolute;left:0;top:16px;width:8px;height:8px;border-radius:50%;background:var(--aqua)}
form{background:#fff;color:var(--ink);border-radius:16px;padding:30px 30px 26px}
form h3{font-size:17px;margin-bottom:16px}
.f{margin-bottom:14px}
.f label{display:block;font-size:12.5px;font-weight:700;margin-bottom:5px;color:var(--muted)}
.f input,.f select,.f textarea{width:100%;border:1px solid var(--line);border-radius:8px;padding:11px 12px;font:inherit;font-size:14px;background:#fbfcfd}
.f textarea{min-height:96px;resize:vertical}
form .btn{width:100%;justify-content:center;margin-top:6px}
form small{display:block;text-align:center;color:var(--muted);font-size:11.5px;margin-top:10px}


/* news */
.news .list{margin-top:36px;border-top:1px solid var(--line)}
.news .row{display:grid;grid-template-columns:120px 110px 1fr;gap:20px;align-items:center;padding:18px 6px;border-bottom:1px solid var(--line);font-size:15px}
.news .row:hover{background:rgba(0,0,0,.02)}
.news .d{color:var(--muted);font-family:Inter;font-size:13.5px;letter-spacing:.04em}
.news .c{display:inline-block;text-align:center;font-size:11.5px;font-weight:700;letter-spacing:.06em;padding:4px 0;border-radius:4px;border:1.5px solid var(--teal);color:var(--teal)}
.news .c.info{border-color:var(--navy);color:var(--navy)}
.news .t{font-weight:500}
.news .all{text-align:center;margin-top:28px}
@media (max-width:900px){.news .row{grid-template-columns:100px auto;justify-content:start;gap:8px 14px}.news .row .c{width:84px}.news .row .t{grid-column:1/-1}}

/* blog */
.blog .slider{position:relative;margin-top:40px}
.blog .viewport{overflow:hidden;border-radius:18px}
.blog .track{display:flex;transition:transform .6s cubic-bezier(.22,.61,.36,1)}
.post{flex:0 0 100%;display:grid;grid-template-columns:1.1fr 1fr;background:#fff;border:1px solid var(--line);border-radius:18px;overflow:hidden;min-height:380px}
.post img{width:100%;height:100%;min-height:260px;object-fit:cover}
.post .b{padding:40px 44px;display:flex;flex-direction:column;justify-content:center}
.post .meta{display:flex;gap:14px;align-items:center;font-size:12.5px;color:var(--muted)}
.post .cat{background:var(--navy);color:#fff;font-size:11px;letter-spacing:.1em;padding:4px 10px;border-radius:4px;font-weight:700}
.post h3{font-size:clamp(20px,2.2vw,26px);line-height:1.45;margin:14px 0 12px;font-weight:700}
.post p{font-size:14.5px;color:var(--muted)}
.post .more{margin-top:22px;color:var(--teal);font-weight:700;font-size:14px}
.blog .ctrl{display:flex;justify-content:space-between;align-items:center;margin-top:18px}
.blog .dots{display:flex;gap:8px}
.blog .dots button{width:10px;height:10px;border-radius:50%;border:0;background:var(--line);cursor:pointer;padding:0;transition:.3s}
.blog .dots button.on{background:var(--teal);width:28px;border-radius:999px}
.blog .arrows{display:flex;gap:10px}
.blog .arrows button{width:42px;height:42px;border-radius:50%;border:1.5px solid var(--navy);background:#fff;color:var(--navy);cursor:pointer;font-size:20px;display:grid;place-items:center;line-height:1}
.blog .arrows button:hover{background:var(--navy);color:#fff}
.blog .all{text-align:center;margin-top:28px}
@media (max-width:900px){.post{grid-template-columns:1fr}.post img{height:220px;min-height:0}.post .b{padding:26px 24px}}

/* footer */
footer{background:#071521;color:rgba(255,255,255,.7);padding:40px 0;font-size:13px}
footer .wrap{display:flex;justify-content:space-between;align-items:center;gap:24px;flex-wrap:wrap}
footer b{color:#fff;font-weight:700}
footer .partner{font-size:12px}

@media (max-width:900px){
  .stats .wrap{grid-template-columns:1fr}
  .stats .wrap>div{border-left:0;border-top:1px solid rgba(255,255,255,.1)}
  .grid3,.sgrid,.status .cols,.specs,.roll .steps{grid-template-columns:1fr}
  .scene img,.scene video{height:220px}
  .mech .flow{grid-template-columns:1fr}
  .arrow{transform:rotate(90deg);padding:4px 0}
  .roll .price,.contact .wrap{grid-template-columns:1fr}
  .contact img{display:none}
  nav{display:none}
  .logo>span:last-child{font-size:13px;white-space:nowrap}
  header .btn{padding:8px 14px;font-size:12px;white-space:nowrap}
  .hero h1{font-size:clamp(34px,10vw,48px)}
  .hero h1 em{display:inline-block}
  section{padding:72px 0}
  table{font-size:12.5px}th,td{padding:10px 8px}
}


/* ===== 第2案：明るいトーン ===== */
:root{--navy:#0e3a5c;--navy2:#155a86;--ink:#1d2b36;--muted:#5f6f7b;--line:#dbe6ee;--teal:#0b84c6;--teal2:#2aa3e0;--aqua:#ffb547;--bg:#ffffff;--bg2:#eef6fb;--sky:#dff0fb}
body{background:#fff}
h2 em{color:var(--teal)}
.label{color:var(--teal)}
header{background:rgba(255,255,255,.9);color:var(--ink);border-bottom:1px solid var(--line)}
.logo .mark{background:linear-gradient(135deg,var(--teal2),var(--navy2))}
.logo .mark svg{stroke:#fff}
.logo small{color:var(--teal)}
nav a{opacity:.8}
.btn-primary{background:var(--teal);color:#fff}
.btn-primary:hover{background:var(--navy2)}
.btn-line{border-color:var(--navy);color:var(--navy)}
.btn-dark{background:var(--teal);color:#fff}
.btn-dark:hover{background:var(--navy2)}

/* hero */
.hero{background:linear-gradient(180deg,#e6f3fb 0%,#f6fbfe 70%,#fff 100%);color:var(--ink);min-height:0;padding:80px 0 72px;align-items:center}
.hero::after{display:none}
.hero-grid{display:grid;grid-template-columns:1.15fr 1fr;gap:48px;align-items:center}
.hero .en{color:var(--teal)}
.hero h1{color:var(--navy);font-size:clamp(38px,5.2vw,66px)}
.hero h1 em{display:inline-block}
.hero h1 em{color:var(--teal)}
.hero p.sub{color:var(--ink)}
.hero p.desc{color:var(--muted)}
.hero-photo{position:relative}
.hero-photo img{position:static;width:100%;height:auto;aspect-ratio:4/4.2;object-fit:cover;border-radius:24px;box-shadow:0 24px 60px rgba(14,58,92,.18)}
.hero-photo .chip{position:absolute;left:18px;bottom:18px;background:#fff;color:var(--navy);font-size:12.5px;font-weight:700;padding:8px 14px;border-radius:999px;box-shadow:0 6px 18px rgba(0,0,0,.12)}

/* stats */
.stats{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line);color:var(--ink)}
.stats .wrap>div{border-left-color:var(--line)}
.stats .n{color:var(--navy)}
.stats .k{color:var(--teal)}
.stats .note{color:var(--muted)}

/* walls */
.walls{background:var(--bg2)}
.card{box-shadow:0 10px 30px rgba(14,58,92,.06);border-color:#e3edf3}
.card .num{color:var(--teal)}

/* scenes -> light */
.scenes{background:#fff;color:var(--ink)}
.scenes h2{color:var(--ink)}
.scenes .lead{color:var(--muted)}
.scenes h2 em{color:var(--teal)}
.scene{background:#fff;border:1px solid var(--line);box-shadow:0 10px 30px rgba(14,58,92,.06)}
.scene .en{color:var(--teal)}
.scene p{color:var(--muted)}
.scene .q{color:var(--navy);background:var(--sky);border-left-color:var(--teal)}

/* mechanism */
.mech{background:var(--bg2)}
.step{background:#fff;color:var(--ink);border:1px solid var(--line);box-shadow:0 10px 30px rgba(14,58,92,.06)}
.step .en{color:var(--teal)}
.step h3{color:var(--navy)}
.step p{color:var(--muted)}
.arrow{color:var(--teal)}
.spec{border-left-color:var(--teal2)}
.spec .k{color:var(--teal)}

/* compare */
.compare{background:#fff}
table{border:1px solid var(--line)}
th{background:var(--navy)}
tr.me td{background:var(--sky)}

/* rollout */
.roll{background:var(--bg2)}
.rstep.on{border-top-color:var(--teal)}
.rstep .en{color:var(--teal)}
.roll .price{background:var(--navy)}
.roll .price .f{color:var(--aqua)}

/* video */
.video{background:#fff}
.vbox{background:linear-gradient(135deg,#dff0fb,#9fd3f0)}
.vbox img{opacity:.6}
.vbox .play .c{background:rgba(14,58,92,.85);border-color:#fff}
.vbox .play p{color:var(--navy);font-weight:700}
.vbox .play small{color:var(--navy)}

/* faq */
.faq{background:var(--bg2)}
.news{background:var(--bg2)}
.blog{background:#fff}
summary .q,summary .pm{color:var(--teal)}

/* contact */
.contact{background:linear-gradient(135deg,#0e3a5c,#155a86)}
.contact .label{color:var(--aqua)!important}
.contact h2 em{color:var(--aqua)}
.contact li::before{background:var(--aqua)}
.contact img{opacity:.28}
footer{background:#0e3a5c}

@media (max-width:900px){
  .hero-grid{grid-template-columns:1fr}
  .hero{padding:48px 0 56px}
  .hero-photo img{aspect-ratio:4/3}
}


/* ===== site additions ===== */
.menu-btn{display:none;width:40px;height:40px;border:0;background:transparent;cursor:pointer;flex-direction:column;justify-content:center;gap:5px;padding:8px}
.menu-btn span{display:block;height:2px;background:var(--navy);border-radius:2px;transition:.25s}
.menu-btn.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.menu-btn.open span:nth-child(2){opacity:0}
.menu-btn.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
@media (max-width:900px){
  .menu-btn{display:flex}
  header .btn{display:none}
  nav{display:none;position:fixed;left:0;right:0;top:64px;background:#fff;flex-direction:column;gap:0;border-bottom:1px solid var(--line);box-shadow:0 20px 40px rgba(14,58,92,.12)}
  nav.open{display:flex}
  nav a{padding:16px 24px;border-top:1px solid var(--line);font-size:15px;opacity:1}
}
header{position:sticky}
header .wrap{position:relative}

/* page header for subpages */
.page-head{background:linear-gradient(180deg,#e6f3fb 0%,#f6fbfe 100%);padding:64px 0 48px}
.page-head h1{font-size:clamp(28px,4vw,44px);font-weight:700;color:var(--navy);line-height:1.3;margin-top:8px}
.page-head .crumb{font-size:12.5px;color:var(--muted);margin-top:14px}
.page-head .crumb a{color:var(--teal)}
.page-body{padding:64px 0 96px}

/* news list page */
.news-page .row{grid-template-columns:120px 110px 1fr}
.year{font-family:Inter;font-weight:600;color:var(--teal);letter-spacing:.1em;font-size:13px;margin:36px 0 8px}
.year:first-child{margin-top:0}

/* blog list page */
.bgrid{display:grid;grid-template-columns:repeat(2,1fr);gap:28px}
.bcard{background:#fff;border:1px solid var(--line);border-radius:16px;overflow:hidden;box-shadow:0 10px 30px rgba(14,58,92,.06);transition:.2s}
.bcard:hover{transform:translateY(-3px);box-shadow:0 16px 40px rgba(14,58,92,.12)}
.bcard img{height:220px;width:100%;object-fit:cover}
.bcard .b{padding:22px 24px 26px}
.bcard .meta{display:flex;gap:12px;align-items:center;font-size:12.5px;color:var(--muted)}
.bcard .cat{background:var(--navy);color:#fff;font-size:11px;letter-spacing:.1em;padding:3px 9px;border-radius:4px;font-weight:700}
.bcard h3{font-size:18px;line-height:1.5;margin:10px 0 8px}
.bcard p{font-size:14px;color:var(--muted)}
@media (max-width:900px){.bgrid{grid-template-columns:1fr}}

/* article */
.article{max-width:760px;margin-inline:auto}
.article .meta{display:flex;gap:12px;align-items:center;font-size:13px;color:var(--muted);margin-bottom:14px}
.article .cat{background:var(--navy);color:#fff;font-size:11px;letter-spacing:.1em;padding:3px 9px;border-radius:4px;font-weight:700}
.article h1{font-size:clamp(26px,3.4vw,38px);line-height:1.4;font-weight:700;color:var(--navy);margin-bottom:28px}
.article .eyecatch{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:16px;margin-bottom:36px}
.article p{margin-bottom:1.4em;font-size:16px;line-height:2}
.article h2{font-size:22px;margin:44px 0 14px;padding-left:14px;border-left:4px solid var(--teal);line-height:1.4}
.article h2 em{color:inherit}
.article ul{margin:0 0 1.4em 1.4em}
.article li{margin-bottom:.4em}
.article .note{background:var(--bg2);border-radius:10px;padding:16px 20px;font-size:14px;color:var(--muted);margin:32px 0}
.article .back{margin-top:48px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px}
.article .share{font-size:13px;color:var(--muted)}

/* form states */
.f input:focus,.f select:focus,.f textarea:focus{outline:2px solid var(--teal2);outline-offset:1px;border-color:transparent}
.f .req{color:#c0392b;font-size:11px;margin-left:6px}
.hp{position:absolute;left:-9999px;opacity:0;height:0;width:0}
.form-msg{display:none;margin-top:12px;font-size:13.5px;padding:10px 14px;border-radius:8px}
.form-msg.err{display:block;background:#fdecea;color:#8a1c12}

/* thanks */
.thanks{min-height:50vh;display:grid;place-items:center;text-align:center;padding:96px 0}
.thanks h1{font-size:clamp(26px,3.4vw,38px);color:var(--navy);margin:16px 0 12px}
.thanks p{color:var(--muted);margin-bottom:28px}
.thanks .ok{width:72px;height:72px;border-radius:50%;background:var(--sky);display:grid;place-items:center;margin-inline:auto;color:var(--teal);font-size:34px}

/* footer nav */
footer .fnav{display:flex;gap:20px;flex-wrap:wrap;font-size:12.5px;margin-top:8px}
footer .fnav a{opacity:.8}footer .fnav a:hover{opacity:1}