/*
Theme Name: BPB Theme
Theme URI: https://bpbconsulting.net/
Author: BPB CONSULTING INC.
Description: 株式会社BPBコンサルティング コーポレートサイト（v3｜帳簿と織物）
Version: 3.0.0
Requires at least: 6.4
Requires PHP: 7.4
Text Domain: bpb-theme
*/

:root{
  --ink:#0C1A24; --ink2:#10202B; --ink3:#152836;
  --paper:#F2F1ED; --paper2:#EAE8E1;
  --shu:#D4482F; --mist:#8FA3B1;
  --sumi:#1E2E38; --mute:#5D6E79;
  --line:rgba(30,46,56,.16); --lineD:rgba(242,241,237,.14);
  --serif:"Noto Serif JP","NSJP Fallback",serif;
  --en:"Avenir Next","Helvetica Neue",Arial,"Noto Serif JP",sans-serif;
  --wrap:1160px;
}
@font-face{
  font-family:"NSJP Fallback";
  src:local("Hiragino Mincho ProN"),local("Yu Mincho"),local("MS PMincho");
  ascent-override:116%; descent-override:29%; line-gap-override:0%;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{
  margin:0; background:var(--paper); color:var(--sumi);
  font-family:var(--serif); font-weight:500; font-size:15.5px; line-height:2.0;
  font-feature-settings:"palt"; letter-spacing:.02em;
  -webkit-font-smoothing:antialiased; text-rendering:optimizeLegibility;
  overflow-x:clip;
}
a{color:inherit; text-decoration:none}
img,svg,canvas{display:block; max-width:100%}
.wrap{max-width:var(--wrap); margin:0 auto; padding:0 clamp(22px,4.5vw,48px)}
.skip{position:absolute; left:-9999px; top:0; background:var(--shu); color:#fff; padding:8px 16px; z-index:99}
.skip:focus{left:0}
:focus-visible{outline:2px solid var(--shu); outline-offset:3px}

/* ============ 質感 ============ */
.grain{position:fixed; inset:0; pointer-events:none; z-index:70; opacity:.035; mix-blend-mode:multiply;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='240' height='240'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");}

/* ============ 進捗 ============ */
.prog{position:fixed; top:0; left:0; right:0; height:2px; background:var(--shu);
  transform:scaleX(0); transform-origin:0 50%; z-index:90}

/* ============ ヘッダー ============ */
.head{position:fixed; top:0; left:0; right:0; z-index:80; transition:background .35s,border-color .35s,backdrop-filter .35s;
  border-bottom:1px solid transparent}
.head.solid{background:rgba(12,26,36,.86); backdrop-filter:blur(10px); border-bottom-color:var(--lineD)}
.head-in{display:flex; align-items:center; justify-content:space-between; height:64px}
.brand{display:flex; align-items:center; gap:11px; color:var(--paper)}
.brand b{font-weight:600; font-size:15px; letter-spacing:.08em; white-space:nowrap}
nav ul{display:flex; align-items:center; gap:clamp(18px,2.6vw,34px); list-style:none; margin:0; padding:0}
nav a{color:var(--mist); font-size:13.5px; letter-spacing:.1em; position:relative; padding:6px 0; transition:color .25s}
nav a:hover{color:var(--paper)}
nav a.cur{color:var(--paper)}
nav a.cur::after{content:""; position:absolute; left:0; right:0; bottom:0; height:1px; background:var(--shu)}
nav a.cta-nav{color:var(--paper); border:1px solid rgba(242,241,237,.35); padding:8px 18px; letter-spacing:.12em; transition:border-color .25s,background .25s,color .25s}
nav a.cta-nav:hover{border-color:var(--shu); background:var(--shu); color:#fff}
.burger{display:none}
@media(max-width:840px){
  nav{position:fixed; inset:0; background:var(--ink); display:grid; place-content:center;
    opacity:0; visibility:hidden; transition:opacity .3s,visibility .3s}
  nav.open{opacity:1; visibility:visible}
  nav ul{flex-direction:column; gap:30px; text-align:center}
  nav a{font-size:18px}
  .burger{display:block; position:relative; z-index:85; width:44px; height:44px; margin-right:-10px;
    background:none; border:0; cursor:pointer}
  .burger span{position:absolute; left:11px; right:11px; height:1.5px; background:var(--paper); transition:transform .3s,opacity .3s}
  .burger span:nth-child(1){top:17px}.burger span:nth-child(2){top:23px}.burger span:nth-child(3){top:29px}
  .burger[aria-expanded="true"] span:nth-child(1){transform:translateY(6px) rotate(45deg)}
  .burger[aria-expanded="true"] span:nth-child(2){opacity:0}
  .burger[aria-expanded="true"] span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}
}

/* ============ 見出し部品 ============ */
.eyebrow{font-family:var(--en); font-weight:500; font-size:11.5px; letter-spacing:.32em; color:var(--shu); display:flex; align-items:center; gap:14px; margin:0 0 22px}
.eyebrow::before{content:""; width:34px; height:1px; background:var(--shu)}
h2{font-weight:600; font-size:clamp(25px,3vw,38px); line-height:1.6; letter-spacing:.05em; margin:0}
.sec{padding:clamp(88px,10vw,148px) 0}
.sec-lead{max-width:38em; color:var(--mute); margin:26px 0 0}

/* 行分割リビール */
.ln{display:block; overflow:clip}
.li{display:block; transform:translateY(110%); transition:transform .9s cubic-bezier(.22,.9,.24,1)}
.in .li{transform:none}
.rv{opacity:0; transform:translateY(16px); transition:opacity .7s ease,transform .7s cubic-bezier(.22,.9,.24,1)}
.rv.in{opacity:1; transform:none}

/* ============ HERO ============ */
.hero{position:relative; min-height:100svh; background:var(--ink); color:var(--paper);
  display:flex; flex-direction:column; justify-content:center; overflow:clip;
  padding-top:100px; padding-bottom:110px}
#loom{position:absolute; inset:0; width:100%; height:100%}
.hero-in{position:relative; z-index:2}
.hk{font-family:var(--en); font-weight:500; font-size:11px; letter-spacing:.34em; color:var(--mist); margin:0 0 clamp(26px,4vh,44px);
  display:flex; align-items:center; gap:14px}
.hk::before{content:""; width:34px; height:1px; background:var(--shu)}
.hero h1{margin:0; font-weight:600; letter-spacing:.045em; line-height:1.5;
  font-size:clamp(38px,7vw,58px)}
.hero h1 .s{display:block}
@media(min-width:760px){ .hero h1 .s2,.hero h1 .s3{display:inline} }
.hname{display:flex; align-items:center; gap:12px; margin:clamp(28px,4.5vh,44px) 0 0;
  font-size:clamp(14.5px,1.4vw,16.5px); font-weight:600; letter-spacing:.12em; white-space:nowrap}
.hlead{max-width:36em; color:var(--mist); font-size:14.5px; line-height:2.15; margin:18px 0 0}
.tickets{margin:clamp(30px,5vh,52px) 0 0; max-width:560px; border-top:1px solid var(--lineD)}
.ticket{display:flex; align-items:center; justify-content:space-between; gap:16px; padding:17px 2px;
  border-bottom:1px solid var(--lineD); position:relative; transition:padding .3s}
.ticket::after{content:""; position:absolute; left:0; bottom:-1px; height:1px; width:100%;
  background:var(--shu); transform:scaleX(0); transform-origin:0 50%; transition:transform .5s cubic-bezier(.22,.9,.24,1)}
.ticket:hover::after{transform:scaleX(1)}
.ticket:hover{padding-left:10px}
.tk-l{display:flex; flex-direction:column; gap:2px}
.tk-l b{font-weight:600; font-size:clamp(15.5px,1.6vw,17.5px); letter-spacing:.06em}
.tk-l span{font-family:var(--en); font-size:11px; letter-spacing:.14em; color:var(--mist)}
.tk-a{color:var(--shu); font-family:var(--en); font-size:15px; transition:transform .3s; flex:none}
.ticket:hover .tk-a{transform:translateX(5px)}
.scue{position:absolute; left:clamp(22px,4.5vw,48px); bottom:26px; z-index:2;
  display:flex; align-items:center; gap:12px; color:var(--mist);
  font-family:var(--en); font-size:10px; letter-spacing:.3em}
.scue::after{content:""; width:1px; height:44px; background:linear-gradient(var(--mist),transparent);
  animation:drop 2.2s ease-in-out infinite}
@keyframes drop{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}}

/* hero 出現 */
.hk,.hero h1 .s,.hname,.hlead,.tickets,.scue{opacity:0}
.hload .hk{animation:hin .8s .15s cubic-bezier(.22,.9,.24,1) forwards}
.hload h1 .s1{animation:hin 1s .3s cubic-bezier(.22,.9,.24,1) forwards}
.hload h1 .s2{animation:hin 1s .44s cubic-bezier(.22,.9,.24,1) forwards}
.hload h1 .s3{animation:hin 1s .58s cubic-bezier(.22,.9,.24,1) forwards}
.hload .hname{animation:hin .9s .8s cubic-bezier(.22,.9,.24,1) forwards}
.hload .hlead{animation:hin .9s .92s cubic-bezier(.22,.9,.24,1) forwards}
.hload .tickets{animation:hin .9s 1.06s cubic-bezier(.22,.9,.24,1) forwards}
.hload .scue{animation:hin 1s 1.5s ease forwards}
@keyframes hin{from{opacity:0; transform:translateY(22px)}to{opacity:1; transform:none}}
.noanim .hk,.noanim h1 .s,.noanim .hname,.noanim .hlead,.noanim .tickets,.noanim .scue{opacity:1; animation:none}

/* ============ 登記ストリップ ============ */
.registry{background:var(--paper); border-top:3px double var(--shu); position:relative}
.reg-in{display:grid; grid-template-columns:repeat(3,1fr); gap:clamp(24px,4vw,56px); padding:clamp(34px,4.5vw,52px) 0}
.reg-it{border-left:1px solid var(--line); padding-left:clamp(16px,2vw,26px)}
.reg-it:first-child{border-left:0; padding-left:0}
.reg-l{font-size:12px; letter-spacing:.18em; color:var(--mute); margin:0 0 8px}
.reg-n{font-size:clamp(16px,1.8vw,21px); font-weight:600; letter-spacing:.05em;
  font-variant-numeric:tabular-nums; margin:0}
.reg-n .num span{display:inline-block; min-width:.62em; text-align:center}
.reg-v{display:inline-flex; align-items:center; gap:6px; margin-top:10px; font-size:12px; color:var(--shu); letter-spacing:.04em;
  border-bottom:1px solid transparent; transition:border-color .25s}
.reg-v:hover{border-bottom-color:var(--shu)}
@media(max-width:760px){
  .reg-in{grid-template-columns:1fr; gap:20px}
  .reg-it{border-left:0; padding-left:0; border-top:1px solid var(--line); padding-top:18px}
  .reg-it:first-child{border-top:0; padding-top:0}
}

/* ============ 01 CONSULTING ============ */
.consult .cols{display:grid; grid-template-columns:minmax(0,5fr) minmax(0,7fr); gap:clamp(36px,6vw,90px)}
@media(max-width:900px){.consult .cols{grid-template-columns:1fr}}
.svc{list-style:none; margin:34px 0 0; padding:0; display:grid; grid-template-columns:1fr 1fr; gap:0 clamp(20px,3vw,40px)}
@media(max-width:640px){.svc{grid-template-columns:1fr}}
.svc li{display:flex; gap:14px; align-items:baseline; padding:13px 0; border-bottom:1px solid var(--line); font-size:14.5px}
.svc i{font-style:normal; font-family:var(--en); font-size:11px; letter-spacing:.1em; color:var(--shu)}
.pj-h{font-size:12.5px; letter-spacing:.2em; color:var(--mute); margin:clamp(44px,6vw,64px) 0 0; display:flex; align-items:center; gap:14px}
.pj-h::after{content:""; flex:1; height:1px; background:var(--line)}
.pj{list-style:none; margin:10px 0 0; padding:0}
.pj li{display:grid; grid-template-columns:6.5em 1fr auto; gap:16px; align-items:baseline;
  padding:19px 2px; border-bottom:1px solid var(--line); transition:background .3s,padding .3s}
.pj li:hover{background:rgba(212,72,47,.035); padding-left:10px}
.pj .fld{font-size:12px; letter-spacing:.14em; color:var(--mute)}
.pj .ttl{font-size:15px; font-weight:600; letter-spacing:.04em; line-height:1.8}
.pj .role{font-family:var(--en); font-size:10.5px; letter-spacing:.16em; color:var(--shu);
  border:1px solid rgba(212,72,47,.4); padding:4px 10px; white-space:nowrap}
@media(max-width:640px){
  .pj li{grid-template-columns:1fr auto; grid-template-rows:auto auto}
  .pj .fld{grid-column:1/-1}
}

/* ============ 02 SITES ============ */
.sites{background:var(--paper2); position:relative}
.panels{position:relative; display:grid; grid-template-columns:1fr 1fr; gap:clamp(26px,4vw,54px); margin-top:clamp(40px,5vw,62px)}
@media(max-width:900px){.panels{grid-template-columns:1fr}}
.thread{position:absolute; inset:0; z-index:0; pointer-events:none; overflow:visible}
.thread path{stroke:var(--shu); stroke-width:1.6; fill:none;
  stroke-dasharray:1; stroke-dashoffset:1; transition:stroke-dashoffset 1.4s cubic-bezier(.4,0,.2,1) .35s}
.panels.in .thread path{stroke-dashoffset:0}
.panel{position:relative; z-index:1; background:var(--ink); color:var(--paper);
  padding:clamp(30px,4vw,50px) clamp(26px,3.4vw,46px) clamp(28px,3.4vw,42px);
  display:flex; flex-direction:column; transition:transform .5s cubic-bezier(.22,.9,.24,1),box-shadow .5s}
.panel:hover{transform:translateY(-5px); box-shadow:0 24px 50px -22px rgba(12,26,36,.5)}
.panel .dom{font-family:var(--en); font-size:11px; letter-spacing:.2em; color:var(--mist); margin:0 0 16px;
  display:flex; align-items:center; gap:12px}
.panel .dom::after{content:""; flex:1; height:1px; background:var(--lineD)}
.panel h3{margin:0; font-weight:600; font-size:clamp(21px,2.3vw,27px); letter-spacing:.05em; line-height:1.6}
.panel .pd{color:var(--mist); font-size:14px; line-height:2.1; margin:18px 0 0}
.pl{list-style:none; margin:26px 0 0; padding:0; border-top:1px solid var(--lineD)}
.pl a{display:flex; justify-content:space-between; align-items:center; gap:12px; padding:13px 2px;
  border-bottom:1px solid var(--lineD); font-size:14px; letter-spacing:.04em; transition:color .25s,padding .25s; position:relative}
.pl a::after{content:""; position:absolute; left:0; bottom:-1px; width:100%; height:1px; background:var(--shu);
  transform:scaleX(0); transform-origin:0 50%; transition:transform .45s cubic-bezier(.22,.9,.24,1)}
.pl a:hover{padding-left:8px}
.pl a:hover::after{transform:scaleX(1)}
.pl .ar{color:var(--shu); font-family:var(--en); flex:none}
.panel .who{margin:auto 0 0; padding-top:22px; font-size:12.5px; color:var(--mist); letter-spacing:.05em}
.panel .who b{color:var(--paper); font-weight:600}

/* ============ 03 FOR VENDORS ============ */
.vendors{background:var(--ink); color:var(--paper)}
.vendors .eyebrow{color:var(--shu)}
.vn{display:grid; grid-template-columns:1fr 1fr; gap:clamp(30px,5vw,70px); margin-top:clamp(36px,5vw,56px)}
@media(max-width:840px){.vn{grid-template-columns:1fr}}
.vn > div{border-top:1px solid var(--lineD); padding-top:26px}
.vn .dom{font-family:var(--en); font-size:11px; letter-spacing:.2em; color:var(--mist); margin:0 0 10px}
.vn h3{margin:0; font-size:18px; font-weight:600; letter-spacing:.06em}
.vn p{color:var(--mist); font-size:14px; margin:12px 0 22px}
.btn{display:inline-flex; align-items:center; gap:12px; background:var(--paper); color:var(--ink);
  font-weight:600; font-size:13.5px; letter-spacing:.1em; padding:13px 26px;
  transition:background .3s,color .3s,gap .3s}
.btn:hover{background:var(--shu); color:#fff; gap:18px}

/* ============ REFRAIN ============ */
.refrain{position:relative; height:clamp(300px,44vw,460px); overflow:clip; background:var(--ink); border-top:1px solid var(--lineD)}
.rimg{position:absolute; inset:-6% 0; background:url(assets/weave-band.jpg) center/cover; will-change:transform}
.shade{position:absolute; inset:0; background:linear-gradient(rgba(12,26,36,.72),rgba(12,26,36,.55))}
.rtag{position:absolute; top:50%; right:clamp(26px,9vw,140px); transform:translateY(-50%);
  writing-mode:vertical-rl; color:var(--paper); font-weight:600;
  font-size:clamp(17px,2.4vw,24px); letter-spacing:.34em; margin:0}
.rtag::before{content:""; position:absolute; top:-46px; left:50%; width:1px; height:34px; background:var(--shu)}

/* ============ 05 COMPANY ============ */
.company dl{margin:clamp(38px,5vw,56px) 0 0; border-top:3px double var(--sumi)}
.company .row{display:grid; grid-template-columns:11em 1fr; gap:18px; padding:17px 2px; border-bottom:1px solid var(--line); margin:0}
@media(max-width:640px){.company .row{grid-template-columns:1fr; gap:2px; padding:14px 2px}}
.company dt{font-size:13px; letter-spacing:.12em; color:var(--mute); font-weight:500}
.company dd{margin:0; font-size:15px; letter-spacing:.03em; line-height:1.9}
.company dd.num{font-variant-numeric:tabular-nums; font-weight:600}

/* ============ CONTACT ============ */
.contact{background:var(--ink); color:var(--paper); text-align:center}
.contact .eyebrow{justify-content:center}
.contact .eyebrow::before{display:none}
.mail{display:inline-block; margin:26px 0 0; font-family:var(--en); font-weight:500;
  font-size:clamp(19px,3.4vw,32px); letter-spacing:.05em; position:relative; padding-bottom:8px}
.mail::after{content:""; position:absolute; left:0; bottom:0; width:100%; height:1px; background:var(--shu);
  transform:scaleX(.28); transform-origin:50% 50%; transition:transform .5s cubic-bezier(.22,.9,.24,1)}
.mail:hover::after{transform:scaleX(1)}
.copybtn{display:inline-flex; margin:26px auto 0; background:none; border:1px solid rgba(242,241,237,.32); color:var(--mist);
  font-family:var(--serif); font-size:12.5px; letter-spacing:.14em; padding:11px 24px; cursor:pointer; transition:border-color .3s,color .3s}
.copybtn:hover{border-color:var(--paper); color:var(--paper)}
.note{margin:30px 0 0; font-size:12px; color:var(--mist); letter-spacing:.1em}

/* ============ FOOTER ============ */
.foot{background:#0A161F; color:var(--mist); border-top:1px solid var(--lineD)}
.foot-in{display:grid; grid-template-columns:minmax(0,5fr) minmax(0,3fr) minmax(0,3fr); gap:clamp(28px,4vw,60px); padding:clamp(48px,6vw,70px) 0 30px}
@media(max-width:760px){.foot-in{grid-template-columns:1fr}}
.foot .fb{display:flex; align-items:center; gap:11px; color:var(--paper)}
.foot .fb b{font-weight:600; font-size:14.5px; letter-spacing:.08em}
.foot .cn{font-size:12px; letter-spacing:.1em; margin:14px 0 0; font-variant-numeric:tabular-nums}
.foot h5{margin:0 0 14px; font-family:var(--en); font-weight:500; font-size:10.5px; letter-spacing:.3em; color:var(--mist)}
.foot ul{list-style:none; margin:0; padding:0; display:grid; gap:10px}
.foot ul a{font-size:13px; letter-spacing:.05em; transition:color .25s}
.foot ul a:hover{color:var(--paper)}
.copy{border-top:1px solid var(--lineD); padding:20px 0 26px; font-family:var(--en); font-size:10.5px; letter-spacing:.22em; color:rgba(143,163,177,.7)}
@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001s!important; transition-duration:.001s!important}
  .hk,.hero h1 .s,.hname,.hlead,.tickets,.scue,.rv{opacity:1!important; transform:none!important}
  .li{transform:none!important}
}

/* ============ 下層ページ ============ */
.page-hero{background:var(--ink); color:var(--paper); padding:clamp(140px,18vh,190px) 0 clamp(46px,6vw,70px)}
.page-hero .eyebrow{color:var(--shu)}
.page-hero h1{margin:0; font-weight:600; font-size:clamp(27px,3.4vw,40px); letter-spacing:.06em; line-height:1.6}
.page-body{padding:clamp(56px,7vw,96px) 0 clamp(88px,10vw,140px)}
.page-body .inner{max-width:720px}
.page-body h2{font-size:clamp(18px,2vw,22px); letter-spacing:.06em; margin:2.6em 0 .9em; padding-top:.9em; border-top:1px solid var(--line)}
.page-body h2:first-child{margin-top:0; padding-top:0; border-top:0}
.page-body p{margin:0 0 1.4em}
.page-body ul,.page-body ol{margin:0 0 1.4em; padding-left:1.6em}
.page-body li{margin:.3em 0}
.page-body a{color:var(--shu); border-bottom:1px solid rgba(212,72,47,.4); transition:border-color .25s}
.page-body a:hover{border-bottom-color:var(--shu)}
/* ============ 404 ============ */
.nf{background:var(--ink); color:var(--paper); min-height:100svh; display:grid; place-content:center; text-align:center; padding:120px 24px}
.nf .code{font-family:var(--en); font-size:clamp(64px,12vw,110px); font-weight:500; letter-spacing:.1em; margin:0; line-height:1}
.nf .code b{color:var(--shu); font-weight:500}
.nf p{color:var(--mist); margin:22px 0 34px; letter-spacing:.08em}
.nf a{display:inline-block; border:1px solid rgba(242,241,237,.35); padding:13px 30px; font-size:13.5px; letter-spacing:.14em; transition:border-color .3s,background .3s,color .3s}
.nf a:hover{border-color:var(--shu); background:var(--shu); color:#fff}