:root{
  color-scheme: only light;
  --navy:#122544; --navy-d:#0B1830; --navy-l:#1E3A66;
  --red:#C7261F; --red-l:#E5322D; --gold:#C9A24B;
  --flame:linear-gradient(120deg,#F09A19,#E5322D 55%,#B7211D);
  --paper:#F6F5F2; --white:#FFFFFF; --ink:#23262B; --gray:#5C6370; --line:#E3E1DC;
  --serif:'Shippori Mincho B1',serif;
  --sans:'Zen Kaku Gothic New',sans-serif;
  --en:'Montserrat',sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:var(--sans);color:var(--ink);background:var(--paper);line-height:2.05;font-size:15.5px;overflow-x:hidden}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
::selection{background:var(--red);color:#fff}

/* ============ 共通パーツ ============ */
.wrap{max-width:1160px;margin:0 auto;padding:0 1.4rem}
.sec{padding:6rem 0;background:var(--paper)}
.en-label{font-family:var(--en);font-size:.72rem;font-weight:500;letter-spacing:.42em;color:var(--red);text-transform:uppercase}
.sec-head{display:flex;align-items:flex-start;gap:1.6rem;margin-bottom:2.8rem}
.sec-head .tate-label{
  writing-mode:vertical-rl;font-family:var(--serif);font-weight:700;font-size:.95rem;
  letter-spacing:.5em;color:var(--navy);border-left:1px solid var(--line);padding-left:1rem;
  min-height:110px;
}
.sec-head h2{font-family:var(--serif);font-weight:800;font-size:clamp(1.6rem,3.2vw,2.3rem);letter-spacing:.06em;line-height:1.6;color:var(--navy)}
.sec-head p{color:var(--gray);font-size:.93rem;max-width:620px;margin-top:.6rem}
.hr-flame{width:56px;height:3px;background:var(--flame);border:none;margin:.9rem 0 1rem}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.7em;
  background:var(--red);color:#fff;font-weight:700;font-family:var(--sans);
  padding:1em 2.6em;letter-spacing:.14em;font-size:.88rem;border:none;cursor:pointer;
  position:relative;overflow:hidden;transition:.25s;
}
.btn::after{content:"→";transition:transform .25s}
.btn:hover{background:var(--red-l)}
.btn:hover::after{transform:translateX(5px)}
.btn.ghost{background:transparent;border:1px solid rgba(255,255,255,.7)}
.btn.ghost:hover{background:rgba(255,255,255,.12)}
.btn.navy{background:var(--navy)}
.btn.navy:hover{background:var(--navy-l)}

/* ============ スクロールリビール ============ */
.rv{opacity:0;transform:translateY(26px);transition:opacity .8s ease,transform .8s ease}
.rv.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.rv{opacity:1;transform:none;transition:none}}

/* ============ ヘッダー ============ */
header{position:fixed;top:0;left:0;right:0;z-index:200;transition:.3s;padding:.9rem 0;background:linear-gradient(180deg,rgba(5,12,26,.55) 0%,rgba(5,12,26,0) 100%)}
header .h-in{max-width:1440px;margin:0 auto;padding:0 1.6rem;display:flex;align-items:center;justify-content:space-between;gap:1rem}
header .h-logo{cursor:pointer}
header .h-logo img{height:42px;filter:drop-shadow(0 0 1px #fff) drop-shadow(0 0 7px rgba(255,255,255,.75))}
header.scrolled{background:#FFFFFF;box-shadow:0 1px 0 var(--line);padding:.5rem 0}
header.scrolled .h-logo img{filter:none}
nav.gnav{display:flex;align-items:center;gap:.1rem}
nav.gnav button{
  font-family:var(--sans);font-size:.8rem;font-weight:700;letter-spacing:.08em;color:#fff;
  background:none;border:none;cursor:pointer;padding:.6em .85em;position:relative;white-space:nowrap;
  text-shadow:0 1px 8px rgba(0,0,0,.4);
}
header.scrolled nav.gnav button{color:var(--ink);text-shadow:none}
nav.gnav button::after{content:"";position:absolute;left:.85em;right:.85em;bottom:.1em;height:2px;background:var(--flame);transform:scaleX(0);transition:.25s;transform-origin:left}
nav.gnav button:hover::after,nav.gnav button.on::after{transform:scaleX(1)}
nav.gnav button.cta{background:var(--red);text-shadow:none;padding:.65em 1.5em;margin-left:.7rem;letter-spacing:.12em}
nav.gnav button.cta::after{display:none}
nav.gnav button.cta:hover{background:var(--red-l)}
header.scrolled nav.gnav button.cta{color:#fff}
.menu-btn{display:none;background:var(--red);color:#fff;border:none;font-family:var(--en);letter-spacing:.2em;font-size:.72rem;padding:.7em 1.2em;cursor:pointer}

/* ============ ページ切替 ============ */
.page{display:block}
.page.show{display:block;animation:fade .5s ease}
@keyframes fade{from{opacity:0}to{opacity:1}}

/* ============ HOME ヒーロー ============ */
.hero{position:relative;min-height:100vh;display:flex;align-items:center;color:#fff;background:var(--navy-d);overflow:hidden}
.hero .bg{position:absolute;inset:0;background:url('../img/hero_boy.jpg') center 26%/cover no-repeat;animation:slowzoom 16s ease-out forwards}
@keyframes slowzoom{from{transform:scale(1.08)}to{transform:scale(1)}}
@media (prefers-reduced-motion:reduce){.hero .bg{animation:none}}
.hero .ov{position:absolute;inset:0;background:linear-gradient(90deg,rgba(8,18,38,.96) 0%,rgba(8,18,38,.9) 38%,rgba(8,18,38,.68) 68%,rgba(8,18,38,.45) 100%)}
.hero .ov2{position:absolute;inset:0;background:linear-gradient(0deg,rgba(11,24,48,.92) 0%,transparent 36%)}
.hero-in{position:relative;width:100%;max-width:1240px;margin:0 auto;padding:7.5rem 1.6rem 5.5rem;display:flex;justify-content:space-between;align-items:center;gap:2rem}
.hero-copy{max-width:560px}
.hero-copy .en-label{color:#D8A648;display:block;margin-bottom:1.4rem}
.hero-copy .logo-w{width:min(320px,68%);margin-bottom:2rem}
.hero-copy .logo-w img{filter:drop-shadow(0 0 1px #fff) drop-shadow(0 0 10px rgba(255,255,255,.7))}
.hero-copy p{color:#C4CEDF;font-size:.95rem;max-width:470px;margin-bottom:2.2rem;text-shadow:0 1px 6px rgba(0,0,0,.5)}
.hero-copy .btns{display:flex;gap:1rem;flex-wrap:wrap}
.hero-tate{
  position:relative;writing-mode:vertical-rl;font-family:var(--serif);font-weight:800;
  font-size:clamp(2.3rem,4.6vw,3.7rem);letter-spacing:.28em;line-height:1.7;
  text-shadow:0 4px 30px rgba(0,0,0,.6);padding-right:.5rem;
  border-right:1px solid rgba(255,255,255,.35);
}
.hero-tate::before{content:"";position:absolute;inset:-1.6rem -1.3rem;background:radial-gradient(ellipse at center,rgba(4,10,22,.65) 0%,rgba(4,10,22,.3) 55%,transparent 78%);z-index:-1}
.hero-tate .aka{color:#F0A11B}
.hero .scrolldown{position:absolute;left:50%;bottom:1.8rem;transform:translateX(-50%);font-family:var(--en);font-size:.62rem;letter-spacing:.4em;color:rgba(255,255,255,.75)}
.hero .scrolldown::after{content:"";display:block;width:1px;height:44px;background:linear-gradient(#fff,transparent);margin:.6rem auto 0;animation:sd 2s ease infinite}
@keyframes sd{0%{transform:scaleY(0);transform-origin:top}45%{transform:scaleY(1);transform-origin:top}55%{transform:scaleY(1);transform-origin:bottom}100%{transform:scaleY(0);transform-origin:bottom}}

/* ============ HOME 理念 ============ */
.idea{background:var(--navy-d) !important}
.idea .in{display:grid;grid-template-columns:1.05fr 1fr;gap:4rem;align-items:center}
.idea .msg{font-family:var(--serif);font-weight:700;font-size:clamp(1.35rem,2.6vw,1.85rem);line-height:2.1;letter-spacing:.08em;color:#fff}
.idea .msg b{color:#F0A11B;font-weight:800}
.idea p.body{color:#D8DEE8;font-size:.93rem;margin-top:1.6rem}
.idea .photo{position:relative}
.idea .photo img{width:100%;height:460px;object-fit:cover}
.idea .photo::after{content:"";position:absolute;top:1.4rem;left:1.4rem;right:-1.4rem;bottom:-1.4rem;border:1px solid var(--red);z-index:0;pointer-events:none}
.idea .photo figcaption{position:absolute;left:1rem;bottom:1rem;background:rgba(11,24,48,.85);color:#fff;font-size:.7rem;letter-spacing:.14em;padding:.4em 1em;z-index:1}

/* ============ 事業一覧(HOME) ============ */
.svc-list{border-top:1px solid var(--line)}
.svc{display:grid;grid-template-columns:110px 1fr 340px 70px;align-items:center;gap:1.8rem;padding:2rem 0;border-bottom:1px solid var(--line);cursor:pointer;transition:background .25s}
.svc:hover{background:#fff}
.svc .no{font-family:var(--en);font-weight:400;font-size:1.8rem;color:#6E6858;letter-spacing:.06em;transition:.25s}
.svc:hover .no{color:var(--red)}
.svc h3{font-family:var(--serif);font-weight:800;font-size:1.26rem;letter-spacing:.06em;color:var(--navy);line-height:1.5}
.svc h3 small{display:block;font-family:var(--en);font-weight:500;font-size:.62rem;letter-spacing:.34em;color:var(--red);margin-bottom:.3rem}
.svc p{font-size:.85rem;color:var(--gray);line-height:1.9}
.svc .arw{width:52px;height:52px;border:1px solid var(--navy);border-radius:50%;display:flex;align-items:center;justify-content:center;color:var(--navy);transition:.25s;justify-self:end}
.svc:hover .arw{background:var(--red);border-color:var(--red);color:#fff;transform:translateX(6px)}

/* ============ 写真バンド(半透明オーバーレイ) ============ */
.band{position:relative;color:#fff;padding:7rem 0;background-attachment:fixed;background-size:cover;background-position:center}
.band .ov{position:absolute;inset:0}
.band .in{position:relative;text-align:center;max-width:780px;margin:0 auto;padding:0 1.4rem}
.band h2{font-family:var(--serif);font-weight:800;font-size:clamp(1.5rem,3vw,2.2rem);letter-spacing:.1em;line-height:1.9;text-shadow:0 3px 20px rgba(0,0,0,.5)}
.band p{color:#D7DDE8;font-size:.93rem;margin:1.2rem 0 2.2rem;text-shadow:0 2px 10px rgba(0,0,0,.5)}
@media (max-width:1024px){.band{background-attachment:scroll}}

/* ============ 各事業ページ共通 ============ */
.p-hero{position:relative;color:#fff;min-height:62vh;display:flex;align-items:flex-end;overflow:hidden;background:var(--navy-d)}
.p-hero .bg{position:absolute;inset:0;background-size:cover;background-position:center}
.p-hero .ov{position:absolute;inset:0}
.p-hero .in{position:relative;width:100%;max-width:1160px;margin:0 auto;padding:9rem 1.4rem 4.2rem}
.p-hero .en-label{color:#E8C87E;display:block;margin-bottom:1rem}
.p-hero h1{font-family:var(--serif);font-weight:800;font-size:clamp(1.9rem,4.2vw,3rem);letter-spacing:.08em;line-height:1.7;text-shadow:0 4px 26px rgba(0,0,0,.55)}
.p-hero p.desc{max-width:640px;font-size:.94rem;color:#DDE3ED;margin-top:1.2rem;text-shadow:0 2px 12px rgba(0,0,0,.6)}

.prg{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line)}
.prg>div{background:#fff;padding:2.2rem 1.8rem;transition:background .25s}
.prg>div:hover{background:#FDFBF7}
.prg .p-no{font-family:var(--en);font-size:.66rem;letter-spacing:.3em;color:var(--red);display:block;margin-bottom:.8rem}
.prg h3{font-family:var(--serif);font-weight:800;font-size:1.06rem;color:var(--navy);letter-spacing:.05em;margin-bottom:.6rem;line-height:1.7}
.prg p{font-size:.86rem;color:var(--gray);line-height:1.95}

.flow{display:grid;grid-template-columns:repeat(4,1fr);counter-reset:step}
.flow>div{position:relative;padding:2rem 1.6rem 2rem 0;counter-increment:step}
.flow>div::before{content:"0" counter(step);font-family:var(--en);font-size:2rem;color:#8A6A1E;display:block;margin-bottom:.6rem}
.flow>div::after{content:"";position:absolute;top:2.9rem;left:3.6rem;right:1rem;height:1px;background:var(--line)}
.flow>div:last-child::after{display:none}
.flow h3{font-weight:900;font-size:.98rem;color:var(--navy);margin-bottom:.4rem}
.flow p{font-size:.83rem;color:var(--gray);line-height:1.9}

table.spec{width:100%;border-collapse:collapse;background:#fff;font-size:.9rem;border:1px solid var(--line)}
table.spec th,table.spec td{padding:1.1em 1.4em;border-bottom:1px solid var(--line);text-align:left;line-height:1.9}
table.spec th{background:#F1EFE9;color:var(--navy);font-weight:700;width:28%;font-family:var(--serif)}

.cta-band{position:relative;color:#fff;text-align:center;padding:5.5rem 1.4rem;background:var(--navy-d);overflow:hidden}
.cta-band::before{content:"";position:absolute;inset:0;background:url('../img/cards.jpg') center/cover;opacity:.13}
.cta-band::after{content:"";position:absolute;left:0;right:0;top:0;height:3px;background:var(--flame)}
.cta-band>*{position:relative}
.cta-band .en-label{color:#D8A648;display:block;margin-bottom:1rem}
.cta-band h2{font-family:var(--serif);font-weight:800;font-size:clamp(1.4rem,2.8vw,1.9rem);letter-spacing:.1em;line-height:1.9;margin-bottom:.8rem}
.cta-band p{color:#BFC9DA;font-size:.9rem;margin-bottom:2.2rem}

/* ============ 協賛(CAMPFIRE型リターン) ============ */
.tier-wrap{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:1.2rem;align-items:stretch}
.tier{background:#fff;border:1px solid var(--line);display:flex;flex-direction:column;position:relative;transition:.25s}
.tier:hover{box-shadow:0 16px 40px rgba(18,37,68,.12);transform:translateY(-4px)}
.tier .t-top{height:6px;background:var(--navy)}
.tier.hot .t-top{background:var(--flame)}
.tier.hot{border:2px solid var(--red);box-shadow:0 14px 40px rgba(199,38,31,.16)}
.tier .badge{position:absolute;top:-13px;left:50%;transform:translateX(-50%);background:var(--red);color:#fff;font-size:.7rem;font-weight:700;letter-spacing:.18em;padding:.3em 1.3em;white-space:nowrap}
.tier .t-body{padding:1.7rem 1.5rem 1.4rem;flex:1;display:flex;flex-direction:column}
.tier .t-name{font-family:var(--en);font-size:.66rem;font-weight:600;letter-spacing:.4em;color:var(--red)}
.tier .t-price{font-family:var(--serif);font-weight:800;font-size:2rem;color:var(--navy);line-height:1.2;margin:.3rem 0 .2rem}
.tier .t-price small{font-size:.85rem;font-family:var(--sans);font-weight:700}
.tier ul{list-style:none;margin:1rem 0 1.4rem;flex:1}
.tier ul li{padding:.55em 0 .55em 1.5em;position:relative;border-top:1px solid #EFEDE8;color:#454B58;font-size:.85rem;line-height:1.75}
.tier ul li::before{content:"";position:absolute;left:.1em;top:1.05em;width:.55em;height:.3em;border-left:2px solid var(--red);border-bottom:2px solid var(--red);transform:rotate(-45deg)}
.tier ul li.plus{color:var(--navy);font-weight:700;background:#FBF6EC}
.tier .btn{width:100%;padding:.9em 0;font-size:.84rem}
.tier-note{margin-top:1.6rem;font-size:.8rem;color:var(--gray);letter-spacing:.04em}
.apform{background:#fff;border:1px solid var(--line);border-top:4px solid var(--red);padding:2.2rem 1.8rem;margin-top:2.8rem;scroll-margin-top:90px}
.apform .fgrid{display:grid;grid-template-columns:1fr 1fr;gap:0 1.2rem}
.apform label{font-size:.8rem;font-weight:700;color:var(--navy);display:block;margin:1.1em 0 .35em}
.apform input,.apform select,.apform textarea{width:100%;padding:.85em;border:1px solid #C9CBC9;font-size:16px;font-family:inherit;background:#fff;border-radius:4px}
.apform .req{color:#fff;background:var(--red);font-size:.65em;padding:.15em .6em;margin-left:.5em;border-radius:3px;vertical-align:middle}
@media(max-width:640px){.apform .fgrid{grid-template-columns:1fr}}

.board{display:grid;grid-template-columns:1fr 1fr;gap:0;background:var(--navy-d);color:#fff}
.board .ph{position:relative;min-height:420px;background:url('../img/backdrop.jpg') center/cover}
.board .ph::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,transparent 55%,rgba(11,24,48,.95) 100%)}
.board .tx{padding:4.5rem 4rem;display:flex;flex-direction:column;justify-content:center}
.board .tx h2{font-family:var(--serif);font-weight:800;font-size:clamp(1.4rem,2.6vw,1.9rem);letter-spacing:.08em;line-height:1.9;margin:.9rem 0 1rem}
.board .tx p{color:#BFC9DA;font-size:.9rem;margin-bottom:2rem}

.faq details{background:#fff;border:1px solid var(--line);margin-bottom:-1px}
.faq summary{font-weight:700;cursor:pointer;color:var(--navy);font-size:.93rem;padding:1.2rem 1.5rem;list-style:none;position:relative}
.faq summary::before{content:"Q.";font-family:var(--serif);color:var(--red);margin-right:.8em}
.faq summary::after{content:"+";position:absolute;right:1.5rem;top:50%;transform:translateY(-50%);font-family:var(--en);color:var(--gray)}
.faq details[open] summary::after{content:"−"}
.faq details p{font-size:.87rem;color:var(--gray);padding:0 1.5rem 1.3rem 3.4rem}

/* ============ フッター ============ */
footer{background:var(--navy-d);color:#9FABC0;font-size:.83rem;padding:4rem 0 2rem;position:relative}
footer::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:var(--flame)}
footer .f-in{display:flex;justify-content:space-between;gap:3rem;flex-wrap:wrap}
footer .f-logo{display:inline-block}
footer .f-logo img{height:44px;filter:drop-shadow(0 0 1px #fff) drop-shadow(0 0 8px rgba(255,255,255,.55))}
footer .f-catch{writing-mode:vertical-rl;font-family:var(--serif);font-weight:700;color:#fff;letter-spacing:.4em;font-size:.95rem;opacity:.9}
footer .cols{display:flex;gap:3.4rem;flex-wrap:wrap}
footer .cols b{display:block;color:#fff;font-family:var(--en);font-weight:500;font-size:.66rem;letter-spacing:.34em;margin-bottom:.7rem}
footer .cols a{display:block;padding:.24em 0;cursor:pointer;transition:.2s}
footer .cols a:hover{color:#fff;padding-left:.4em}
footer .copy{border-top:1px solid #21365A;margin-top:2.6rem;padding-top:1.3rem;letter-spacing:.08em;display:flex;justify-content:space-between;flex-wrap:wrap;gap:.5rem}

/* ============ フローティングCTA ============ */
.float-cta{
  position:fixed;right:1.2rem;bottom:1.2rem;z-index:190;
  background:var(--flame);color:#fff;border:none;cursor:pointer;
  font-family:var(--sans);font-weight:900;font-size:.8rem;letter-spacing:.12em;
  padding:1em 1.6em;border-radius:999px;box-shadow:0 10px 30px rgba(199,38,31,.4);
  display:none;align-items:center;gap:.5em;transition:transform .2s;
}
.float-cta:hover{transform:translateY(-3px)}
.float-cta.show{display:inline-flex}

@media (max-width:920px){
  .sec{padding:4rem 0}
  .hero-in{flex-direction:column-reverse;align-items:flex-start;justify-content:center;padding-top:6.5rem}
  .hero-tate{writing-mode:horizontal-tb;border-right:none;border-left:4px solid var(--red);padding:0 0 0 .8rem;font-size:clamp(1.9rem,8vw,2.6rem);letter-spacing:.14em;line-height:1.6;margin-bottom:1.6rem}
  .idea .in,.board{grid-template-columns:1fr}
  .idea .photo img{height:300px}
  .board .ph{min-height:260px}
  .board .ph::after{background:linear-gradient(0deg,rgba(11,24,48,.95),transparent 60%)}
  .board .tx{padding:2.6rem 1.6rem}
  .svc{grid-template-columns:56px 1fr;gap:.6rem 1.2rem;padding:1.6rem 0}
  .svc .no{font-size:1.3rem}
  .svc p{grid-column:2}
  .svc .arw{display:none}
  .prg{grid-template-columns:1fr}
  .flow{grid-template-columns:1fr 1fr}
  .flow>div{padding-right:1rem}
  .flow>div::after{display:none}
  .sec-head .tate-label{display:none}
  nav.gnav{display:none;position:fixed;inset:0;background:rgba(11,24,48,.97);flex-direction:column;justify-content:center;align-items:center;gap:.6rem}
  nav.gnav.open{display:flex}
  nav.gnav button{color:#fff !important;font-size:1.15rem;text-shadow:none;font-family:var(--serif)}
  nav.gnav button.cta{margin:1.2rem 0 0;padding:.8em 2.6em}
  .menu-btn{display:block;position:relative;z-index:210}
  .tier.hot{transform:none}
  .hero{min-height:auto;display:block}
  .hero .bg{position:relative;inset:auto;height:clamp(340px,58svh,560px);background-position:center 16%;animation:none}
  .hero .ov{position:absolute;top:0;left:0;width:100%;height:clamp(340px,58svh,560px);background:linear-gradient(180deg,rgba(8,18,38,.28) 0%,rgba(8,18,38,0) 24%,rgba(8,18,38,0) 78%,#0B1830 100%)}
  .hero .ov2{display:none}
  .hero-in{padding:.6rem 1.3rem 3.6rem}
  .hero-tate::before{display:none}
  .hero .scrolldown{display:none}
  .hero-copy .logo-w{width:min(220px,55%);margin-bottom:1.4rem}
}