/* SHABERU 30/10 — brand tokens from Brand Master Ver.2.0 */
:root{
  --green-900:#23342F;   /* primary dark */
  --green-800:#293C35;
  --green-600:#3E5A4D;
  --sage:#69746B;        /* body text on light */
  --sand-50:#F6F1E9;     /* page background */
  --sand-100:#EBDFCE;
  --sand-200:#DDD8CC;    /* hairlines */
  --copper:#BC8860;      /* accent */
  --copper-light:#E9B78D;
  --white:#FFFFFF;
  --ink:#23342F;

  --font-en:"Figtree","Noto Sans JP",system-ui,sans-serif;
  --font-ja:"Noto Sans JP","Hiragino Sans","Hiragino Kaku Gothic ProN","Yu Gothic",Meiryo,sans-serif;

  --wrap:1120px;
  --gutter:clamp(16px,4vw,40px);
  --radius:6px;
  --header-h:64px;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:var(--header-h);-webkit-text-size-adjust:100%}
body{margin:0;background:var(--sand-50);color:var(--ink);font-family:var(--font-ja);font-size:16px;line-height:1.85;letter-spacing:.02em;-webkit-font-smoothing:antialiased;overflow-x:hidden}
img,svg{display:block;max-width:100%}
h1,h2,h3,p,ol,dl,dd,figure{margin:0;padding:0}
ol{list-style:none}
a{color:inherit}
:focus-visible{outline:2px solid var(--copper);outline-offset:3px}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 var(--gutter)}
.skip{position:absolute;left:-9999px;top:0;background:var(--copper);color:#fff;padding:8px 12px;z-index:100}
.skip:focus{left:8px;top:8px}
h1,h2,h3,.sub,.statement p,.hero-lead{word-break:auto-phrase;text-wrap:pretty}

/* ---------- header ---------- */
.site-header{position:fixed;inset:0 0 auto;height:var(--header-h);z-index:50;color:var(--white);transition:background .3s,color .3s,box-shadow .3s}
.site-header.is-solid{background:rgba(246,241,233,.92);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);color:var(--ink);box-shadow:0 1px 0 var(--sand-200)}
.header-inner{height:100%;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{text-decoration:none;display:flex;align-items:baseline;gap:10px;font-family:var(--font-en);letter-spacing:.06em}
.brand-word{font-size:20px;font-weight:500}
.brand-num{font-size:14px;color:var(--copper);font-weight:500}
.site-header:not(.is-solid) .brand-num{color:var(--copper-light)}
.nav{display:flex;align-items:center;gap:28px;font-family:var(--font-en);font-size:14px;letter-spacing:.08em}
.nav a{text-decoration:none;opacity:.85;transition:opacity .2s}
.nav a:hover{opacity:1}
.nav-cta{font-family:var(--font-ja);opacity:1!important;border:1px solid currentColor;border-radius:999px;padding:6px 16px;letter-spacing:.04em}
.nav-toggle{display:none;background:none;border:0;width:40px;height:40px;padding:10px;cursor:pointer;color:inherit}
.nav-toggle span{display:block;height:1.5px;background:currentColor;margin:6px 0;transition:transform .3s}
.nav-toggle[aria-expanded="true"] span:first-child{transform:translateY(3.75px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span:last-child{transform:translateY(-3.75px) rotate(-45deg)}

/* ---------- hero ---------- */
.hero{background:var(--green-800);color:var(--white);min-height:min(100svh,880px);display:flex;align-items:center;padding:calc(var(--header-h) + 48px) 0 72px;position:relative;overflow:hidden}
.hero::before{content:"";position:absolute;left:0;top:0;bottom:0;width:8px;background:var(--copper)}
.hero-inner{display:grid;grid-template-columns:1fr 1.05fr;gap:48px;align-items:center;width:100%}
.hero-title{font-family:var(--font-en);font-weight:400;line-height:1.05}
.hero-word{display:block;font-size:clamp(52px,8.4vw,104px);letter-spacing:.04em}
.hero-num{display:block;font-size:clamp(30px,4.2vw,52px);color:var(--copper-light);letter-spacing:.06em;margin-top:.35em}
.hero-en{font-family:var(--font-en);font-size:13px;letter-spacing:.22em;margin-top:28px;opacity:.9}
.hero-rule{border:0;height:1px;background:rgba(255,255,255,.35);margin:36px 0;max-width:420px}
.hero-lead{font-size:clamp(18px,2vw,22px);letter-spacing:.08em;font-weight:500}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:44px}
.hero-symbol svg{width:100%;height:auto;overflow:visible}
.hero-symbol .card{opacity:0;transform:translate(-40px,-15px);animation:deal .7s cubic-bezier(.2,.7,.2,1) forwards;animation-delay:calc(.25s + var(--i)*.08s)}
@keyframes deal{to{opacity:1;transform:none}}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:48px;padding:0 26px;border-radius:999px;text-decoration:none;font-size:15px;font-weight:500;letter-spacing:.06em;transition:background .2s,color .2s,transform .2s}
.btn:hover{transform:translateY(-1px)}
.btn-copper{background:var(--copper);color:var(--white)}
.btn-copper:hover{background:#a97752}
.btn-ghost{border:1px solid rgba(255,255,255,.5);color:var(--white)}
.btn-ghost:hover{background:rgba(255,255,255,.08)}
.btn-wide{width:100%;margin-top:28px}

/* ---------- sections ---------- */
.section{padding:clamp(80px,11vw,140px) 0;border-top:1px solid var(--sand-200)}
.section-alt{background:#F1EADF}
.eyebrow{font-family:var(--font-en);font-size:14px;letter-spacing:.12em;color:var(--copper);margin-bottom:20px}
.h2{font-size:clamp(26px,3.6vw,40px);font-weight:500;line-height:1.45;letter-spacing:.04em}
.sub{color:var(--sage);margin-top:16px;font-size:15px}
.note{color:var(--sage);font-size:13px;margin-top:28px}
.tag{font-family:var(--font-en);font-size:13px;letter-spacing:.1em;color:var(--copper);margin-bottom:14px}

.statement{margin-top:48px;background:var(--green-800);color:var(--white);border-radius:var(--radius);padding:clamp(32px,5vw,56px) clamp(24px,5vw,56px);font-size:clamp(17px,2vw,22px);line-height:2;letter-spacing:.05em}
.statement .accent{color:var(--copper-light);margin-top:12px;font-size:.88em}

.why{display:grid;grid-template-columns:repeat(3,1fr);gap:0;margin-top:56px;border-top:1px solid var(--sand-200)}
.why li{padding:36px 32px 8px 0}
.why li+li{padding-left:32px;border-left:1px solid var(--sand-200)}
.why .num,.steps .num{font-family:var(--font-en);font-size:44px;line-height:1;color:var(--copper);font-weight:400}
.why h3{font-size:20px;font-weight:500;margin:22px 0 12px}
.why p{color:var(--sage);font-size:15px}

.cards{display:grid;gap:20px;margin-top:48px}
.cards.three{grid-template-columns:repeat(3,1fr)}
.card{background:var(--white);border-radius:var(--radius);padding:32px 28px 36px;box-shadow:0 1px 2px rgba(35,52,47,.06)}
.card h3{font-size:19px;font-weight:500;margin-bottom:14px;line-height:1.5}
.card h3.en{font-family:var(--font-en);letter-spacing:.06em;font-size:20px}
.card p:not(.tag){color:var(--sage);font-size:14.5px}

.format{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:48px}
.big{border-radius:var(--radius);padding:clamp(28px,4vw,48px);display:flex;flex-direction:column;min-height:clamp(200px,24vw,280px);justify-content:space-between}
.big-dark{background:var(--green-800);color:var(--white)}
.big-sand{background:var(--sand-100);color:var(--ink)}
.big-n{font-family:var(--font-en);font-size:clamp(88px,13vw,168px);line-height:.9;font-weight:400;font-variant-numeric:tabular-nums}
.big-u{font-family:var(--font-en);letter-spacing:.2em;font-size:15px;color:var(--copper)}
.big-dark .big-u{color:var(--copper-light)}

.chapters{display:grid;grid-template-columns:repeat(5,1fr);gap:12px;margin-top:48px;counter-reset:c}
.chapters li{position:relative;padding:20px 18px 22px;border-radius:var(--radius);font-weight:500;font-size:15px;line-height:1.5;min-height:112px;display:flex;flex-direction:column;gap:14px;
  background:color-mix(in srgb,var(--green-800) calc(var(--k)*9%), #E7E3DA);
  color:var(--ink);opacity:0;transform:translateY(14px);transition:opacity .5s, transform .5s;transition-delay:calc(var(--k)*60ms)}
.chapters li:nth-child(n+5){color:var(--white)}
.chapters li span{font-family:var(--font-en);font-size:13px;letter-spacing:.1em;color:var(--copper)}
.chapters li:nth-child(n+5) span{color:var(--copper-light)}
.chapters.is-in li{opacity:1;transform:none}

.timeline{display:flex;gap:4px;margin-top:48px;align-items:stretch;position:relative}
.timeline span{flex:var(--w);height:10px;border-radius:2px;background:var(--copper);font-size:0}
.timeline span:nth-child(2){background:var(--sage)}
.timeline span:nth-child(3){background:var(--green-800)}
.timeline b{position:absolute;right:0;top:-28px;font-family:var(--font-en);font-weight:500;font-size:13px;letter-spacing:.12em;color:var(--sage)}
.timeline+.cards{margin-top:20px}
.cards.three .card:nth-child(3){}

.section-dark{background:var(--green-900);color:var(--white);border-top:0}
.section-dark .sub,.section-dark .note{color:rgba(255,255,255,.7)}
.section-dark .eyebrow{color:var(--copper-light)}
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:0;margin-top:56px;counter-reset:s}
.steps li{padding:0 28px 0 0;position:relative}
.steps li+li{padding-left:28px;border-left:1px solid rgba(255,255,255,.18)}
.steps .num{color:var(--copper-light)}
.steps h3{font-size:20px;font-weight:500;margin:22px 0 8px}
.steps p{font-size:14px;color:rgba(255,255,255,.72)}

.archive{display:grid;grid-template-columns:1.5fr 1fr;gap:clamp(28px,5vw,64px);align-items:center;margin-top:48px}
.frame{background:var(--green-800);border-radius:var(--radius);padding:18px;display:grid;grid-template-columns:1.8fr 1fr;gap:14px;aspect-ratio:16/9}
.frame-slide{background:var(--sand-50);border-radius:4px;padding:clamp(16px,3vw,28px);display:flex;flex-direction:column}
.frame-text{font-size:clamp(15px,2vw,22px);font-weight:500;line-height:1.7;margin-top:auto;margin-bottom:auto}
.frame-cam{background:var(--green-600);border-radius:4px;display:flex;flex-direction:column;align-items:center;justify-content:center;color:var(--white);font-family:var(--font-en);letter-spacing:.1em;font-size:14px;gap:4px;position:relative}
.frame-cam::before{content:"";width:8px;height:8px;border-radius:50%;background:#E05A4A;position:absolute;top:12px;right:12px;animation:rec 1.6s infinite}
@keyframes rec{50%{opacity:.25}}
.frame-cam small{font-size:11px;opacity:.7}
.archive-desc dt{font-family:var(--font-en);color:var(--copper);letter-spacing:.1em;font-size:15px}
.archive-desc dd{margin:8px 0 28px;color:var(--sage);font-size:15px}
.archive-desc dd:last-child{margin-bottom:0}

.join{background:var(--green-800);color:var(--white);padding:clamp(88px,12vw,150px) 0;position:relative;overflow:hidden}
.join::before{content:"";position:absolute;left:0;top:0;bottom:0;width:8px;background:var(--copper)}
.join .eyebrow{color:var(--copper-light)}
.join .sub{color:rgba(255,255,255,.75)}
.join-inner{display:grid;grid-template-columns:1.1fr 1fr;gap:clamp(32px,6vw,80px);align-items:center}
.join-box{background:var(--sand-50);color:var(--ink);border-radius:var(--radius);padding:clamp(28px,4vw,44px)}
.join-box h3{font-size:20px;font-weight:500;line-height:1.6;margin-bottom:12px}
.join-box p:not(.tag){color:var(--sage);font-size:15px}

.site-footer{background:var(--green-900);color:rgba(255,255,255,.8);padding:40px 0}
.footer-inner{display:flex;flex-wrap:wrap;align-items:center;gap:16px 32px}
.footer-inner .brand{color:var(--white)}
.footer-inner .brand-num{color:var(--copper-light)}
.footer-en{font-family:var(--font-en);font-size:12px;letter-spacing:.2em}
.footer-link{font-family:var(--font-en);font-size:13px;letter-spacing:.08em}
.copy{margin-left:auto;font-family:var(--font-en);font-size:12px;opacity:.7}


/* ---------- news ---------- */
.news{border-top:0}
.news-inner{display:grid;grid-template-columns:260px 1fr;gap:clamp(32px,6vw,80px)}
.news-filter{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:12px}
.news-filter button{font:500 12px/1 var(--font-en);letter-spacing:.12em;padding:9px 14px;border-radius:999px;border:1px solid var(--sand-200);background:transparent;color:var(--sage);cursor:pointer;transition:all .2s}
.news-filter button:hover{border-color:var(--sage)}
.news-filter button[aria-selected="true"]{background:var(--green-800);border-color:var(--green-800);color:var(--white)}
.news-list{list-style:none;margin:0;padding:0;border-top:1px solid var(--sand-200)}
.news-item{display:grid;grid-template-columns:96px 92px 1fr;align-items:baseline;gap:8px 16px;padding:22px 0;border-bottom:1px solid var(--sand-200)}
.news-item time{font-family:var(--font-en);font-size:14px;color:var(--sage);letter-spacing:.06em;font-variant-numeric:tabular-nums}
.news-cat{justify-self:start;font:500 11px/1 var(--font-en);letter-spacing:.12em;padding:6px 9px;border-radius:3px;background:var(--sand-100);color:var(--ink)}
.news-cat-event{background:var(--copper);color:var(--white)}
.news-cat-archive{background:var(--green-800);color:var(--white)}
.news-title{font-size:15.5px;line-height:1.7}
.news-title a{text-decoration:none;background:linear-gradient(currentColor,currentColor) 0 100%/0 1px no-repeat;transition:background-size .3s}
.news-title a:hover{background-size:100% 1px;color:var(--copper)}
.news-empty{padding:28px 0;color:var(--sage);border-bottom:1px solid var(--sand-200)}
.news-more{margin-top:24px;font:500 14px var(--font-ja);letter-spacing:.06em;background:none;border:1px solid var(--ink);color:var(--ink);border-radius:999px;padding:10px 28px;cursor:pointer}
.news-more:hover{background:var(--ink);color:var(--white)}

.archive-cta{margin-top:40px}
.btn-dark{background:var(--green-800);color:var(--white)}
.btn-dark:hover{background:var(--green-900)}
.btn .yt{width:20px;height:20px;color:#FF5A4E}
.join-small{font-size:12px!important;margin-top:10px;text-align:center}
.footer-nav{display:flex;gap:20px}

@media (max-width:860px){
  .news-inner{grid-template-columns:1fr;gap:28px}
}
@media (max-width:520px){
  .news-item{grid-template-columns:auto 1fr;padding:18px 0}
  .news-title{grid-column:1 / -1}
  .archive-cta .btn{width:100%}
}


/* ---------- v6 sections ---------- */
.about-lead{font-size:clamp(22px,3.2vw,36px);font-weight:700;line-height:1.75;letter-spacing:.04em;margin-top:28px}
.about-lead .accent{color:var(--copper)}

.chapters li.is-key{background:var(--copper);color:var(--white)}
.chapters li.is-key span{color:var(--sand-50)}

.plans{display:grid;grid-template-columns:1fr 1.05fr;gap:20px;margin-top:48px;align-items:stretch}
.plan-list{display:grid;gap:20px}
.plan{background:var(--white);border-radius:var(--radius);padding:28px 28px 30px;box-shadow:0 1px 2px rgba(35,52,47,.06)}
.plan-head{display:flex;align-items:baseline;justify-content:space-between;gap:12px;margin-bottom:12px}
.plan-head h3{font-family:var(--font-en);font-size:24px;font-weight:600;letter-spacing:.06em}
.plan-price{font-size:22px;font-weight:700;color:var(--copper);letter-spacing:.02em;white-space:nowrap}
.plan>p{color:var(--sage);font-size:14.5px}
.plan-time{margin-top:20px}
.plan-time .timeline{margin-top:0}
.plan-time-labels{list-style:none;margin:10px 0 0;padding:0;display:flex;gap:4px}
.plan-time-labels li{flex:var(--w);font-size:12.5px;color:var(--sage);line-height:1.5;min-width:0}
.plan-time-labels b{display:block;font-family:var(--font-en);font-size:15px;font-weight:600;color:var(--ink)}

.asset-box{background:var(--green-800);color:var(--white);border-radius:var(--radius);padding:clamp(26px,3.5vw,40px);display:grid;grid-template-columns:1fr 1.2fr;gap:28px}
.asset-box .tag{color:var(--copper-light)}
.asset-box h3.en{font-family:var(--font-en);font-size:26px;font-weight:600;letter-spacing:.08em;margin-bottom:18px}
.asset-items{list-style:none;margin:0;padding:0}
.asset-items li{padding:10px 0 10px 22px;border-top:1px solid rgba(255,255,255,.16);position:relative;font-size:15px}
.asset-items li:last-child{border-bottom:1px solid rgba(255,255,255,.16)}
.asset-items li::before{content:"";position:absolute;left:2px;top:50%;width:8px;height:8px;margin-top:-4px;border-radius:2px;background:var(--copper)}
.asset-note{font-size:12.5px;color:rgba(255,255,255,.66);margin-top:12px}
.asset-desc dt{font-family:var(--font-en);font-size:13px;letter-spacing:.12em;color:var(--copper-light)}
.asset-desc dd{margin:6px 0 22px;font-size:15px;line-height:1.8}
.asset-desc dd:last-child{margin-bottom:0}

#asset .archive{margin-top:56px}
.archive-side .tag{margin-bottom:10px}
.archive-text{color:var(--sage);font-size:15px;margin-bottom:24px}

.compare{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:48px}
.compare-card{background:var(--white);border-radius:var(--radius);padding:clamp(26px,3.5vw,40px);box-shadow:0 1px 2px rgba(35,52,47,.06)}
.compare-card h3.en{font-family:var(--font-en);font-size:clamp(22px,2.4vw,28px);font-weight:600;letter-spacing:.06em;line-height:1.3}
.compare-sub{color:var(--sage);font-size:14.5px;margin:8px 0 20px}
.compare-list{list-style:none;margin:0;padding:0}
.compare-list li{display:flex;gap:16px;padding:10px 0;border-top:1px solid var(--sand-200);font-size:15px}
.compare-list li span{font-family:var(--font-en);color:var(--copper);font-size:13px;letter-spacing:.08em;padding-top:2px}
.compare-card.is-shaberu{background:var(--green-800);color:var(--white)}
.compare-card.is-shaberu .tag,.compare-card.is-shaberu .compare-list li span{color:var(--copper-light)}
.compare-card.is-shaberu .compare-sub{color:rgba(255,255,255,.72)}
.compare-card.is-shaberu .compare-list li{border-color:rgba(255,255,255,.16)}
.compare-msg{margin-top:32px;font-size:clamp(17px,2vw,21px);font-weight:700;letter-spacing:.04em}

.profile{margin-top:48px;background:var(--green-800);color:var(--white);border-radius:var(--radius);padding:clamp(30px,5vw,56px);display:grid;grid-template-columns:.9fr 1.1fr;gap:clamp(24px,5vw,64px);align-items:center}
.profile-brand{font-family:var(--font-en);font-size:13px;letter-spacing:.2em;color:var(--copper-light)}
.profile-name h3{font-size:clamp(26px,3vw,34px);font-weight:700;letter-spacing:.1em;margin:6px 0 12px}
.profile-role{font-size:13.5px;color:rgba(255,255,255,.72);line-height:1.8}
.profile-body p{font-size:15.5px;line-height:1.95}
.profile-body p+p{margin-top:10px}
.profile-link{display:inline-flex;gap:6px;margin-top:22px;font-family:var(--font-en);letter-spacing:.06em;color:var(--copper-light);text-decoration:none;border-bottom:1px solid rgba(233,183,141,.5);padding-bottom:2px}
.profile-link:hover{color:var(--white);border-color:var(--white)}

@media (max-width:860px){
  .plans,.compare,.profile{grid-template-columns:1fr}
}
@media (max-width:520px){
  .asset-box{grid-template-columns:1fr}
  .plan{padding:24px 20px}
  .plan-time-labels li{font-size:11px}
  .archive-side .btn{width:100%}
}

/* reveal */
.reveal{opacity:0;transform:translateY(18px);transition:opacity .7s ease, transform .7s ease}
.reveal.is-in{opacity:1;transform:none}
.cards .reveal:nth-child(2),.why .reveal:nth-child(2),.steps .reveal:nth-child(2),.compare .reveal:nth-child(2),.plan-list .reveal:nth-child(2){transition-delay:.1s}
.cards .reveal:nth-child(3),.why .reveal:nth-child(3),.steps .reveal:nth-child(3){transition-delay:.2s}
.steps .reveal:nth-child(4){transition-delay:.3s}

/* ---------- responsive ---------- */
@media (max-width:960px){
  .nav{gap:18px}
  .nav a:not(.nav-cta){font-size:13px}
  .chapters{grid-template-columns:repeat(5,1fr)}
  .chapters li{font-size:14px;padding:16px 14px}
}
@media (max-width:860px){
  .nav-toggle{display:block;position:relative;z-index:2}
  .nav{position:fixed;inset:0;background:var(--green-900);color:var(--white);flex-direction:column;justify-content:center;gap:26px;font-size:18px;opacity:0;visibility:hidden;transition:opacity .3s,visibility .3s}
  .nav a:not(.nav-cta){font-size:18px}
  .nav.is-open{opacity:1;visibility:visible}
  body.nav-open{overflow:hidden}
  body.nav-open .site-header{color:var(--white);background:transparent;box-shadow:none}
  .hero-inner{grid-template-columns:1fr;gap:40px}
  .hero-symbol{order:-1;max-width:520px;width:92%;margin-left:auto}
  .hero{min-height:auto}
  .why,.cards.three,.steps{grid-template-columns:1fr}
  .why li,.why li+li{padding:28px 0;border-left:0;border-bottom:1px solid var(--sand-200)}
  .why h3{margin-top:14px}
  .steps{gap:0}
  .steps li,.steps li+li{padding:24px 0;border-left:0;border-top:1px solid rgba(255,255,255,.18);display:grid;grid-template-columns:64px 1fr;column-gap:12px}
  .steps .num{grid-row:span 2;font-size:34px}
  .steps h3{margin:0 0 4px}
  .chapters{grid-template-columns:repeat(2,1fr)}
  .archive,.join-inner{grid-template-columns:1fr}
}
@media (max-width:520px){
  .statement br{display:none}
  body{font-size:15px}
  .format{grid-template-columns:1fr 1fr;gap:12px}
  .big{min-height:160px;padding:22px}
  .big-u{font-size:12px;letter-spacing:.14em}
  .hero-actions .btn{width:100%}
  .frame{padding:10px;gap:8px}
  .frame-cam{font-size:11px}
  .copy{margin-left:0;width:100%}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .reveal,.chapters li,.hero-symbol .card{opacity:1!important;transform:none!important;animation:none!important;transition:none!important}
  .frame-cam::before{animation:none}
}