/* ============ tokens ============ */
:root{
  --bg:#0f0e0c; --bg-2:#16140f; --img:#26231f;
  --ink:#ece6da; --muted:#c9c1b3; --sub:#a39b8c; --line:#2c2925;
  --accent:#d9b07a;
  --paper:#f2ede3; --p-ink:#1c1a17; --p-muted:#4f4940; --p-accent:#8a5316; --p-line:#cfc6b4;
  /* 日本語Webフォントは読み込まない（重いため）。OS の明朝を使う */
  --jp:"Hiragino Mincho ProN","Hiragino Mincho Pro","Yu Mincho","YuMincho","Noto Serif JP","Noto Serif CJK JP",serif;
  --en:"Cormorant Garamond",var(--jp);
  --gutter:clamp(32px,5.5vw,100px); --sec:120px;
}
@media (max-width:900px){ :root{ --gutter:20px; --sec:72px; } }

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:72px}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--jp);font-weight:400;
  -webkit-font-smoothing:antialiased;line-height:1.8;letter-spacing:.02em}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
a:hover{color:var(--accent)}
button{font:inherit;color:inherit;cursor:pointer}
:focus-visible{outline:1px solid var(--accent);outline-offset:3px}
.en{font-family:var(--en)}
.sp{display:none}
@media (max-width:900px){ .sp{display:inline} }

/* ============ type ============ */
.label{margin:0;font-family:var(--en);font-size:18px;letter-spacing:.3em;color:var(--accent)}
.label-sm{margin:0;font-family:var(--en);font-size:16px;letter-spacing:.24em;color:var(--accent)}
.h-xl{margin:0;font-weight:300;font-size:clamp(36px,3.9vw,56px);line-height:1.5;letter-spacing:.06em}
.h-lg{margin:0;font-weight:300;font-size:clamp(30px,3vw,44px);line-height:1.7;letter-spacing:.06em}
.h-md{margin:0;font-weight:300;font-size:40px;letter-spacing:.06em}
.h-sm{margin:0;font-weight:400;font-size:24px;letter-spacing:.04em}
.body{margin:0;font-size:17px;line-height:2.3;color:var(--muted)}
.body-sm{margin:0;font-size:15px;line-height:2.1;color:var(--muted)}
.muted{color:var(--sub)}
@media (max-width:900px){
  .label{font-size:14px}
  .h-xl{font-size:30px;line-height:1.6}
  .h-lg{font-size:26px;line-height:1.8}
  .h-md{font-size:26px}
  .h-sm{font-size:19px}
  .body{font-size:15px;line-height:2.2}
  .body-sm{font-size:14px}
}

/* ============ layout ============ */
.section{padding:var(--sec) var(--gutter)}
.stack{display:flex;flex-direction:column;gap:32px}
.split{display:grid;grid-template-columns:minmax(160px, .32fr) minmax(0,1fr);column-gap:64px}
.split > .label{padding-top:14px}
.split > .stack, .split > .body{max-width:820px}
.section-head{display:flex;flex-direction:column;gap:14px;margin-bottom:48px}
.section-head--row{flex-direction:row;justify-content:space-between;align-items:flex-end}
.section-head--row > div:first-child{display:flex;flex-direction:column;gap:14px}
@media (max-width:900px){
  .stack{gap:22px}
  .split{grid-template-columns:1fr;row-gap:22px}
  .split > span:empty{display:none}
  .section-head{margin-bottom:28px}
  .section-head--row{flex-direction:column;align-items:stretch;gap:24px}
}

/* ============ buttons ============ */
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:52px;padding:0 28px;
  border:1px solid var(--ink);font-size:15px;font-weight:400;letter-spacing:.04em;transition:background .2s,color .2s}
.btn--solid{background:var(--ink);color:var(--bg)}
.btn--solid:hover{background:var(--accent);border-color:var(--accent);color:var(--bg)}
.btn--ink{background:var(--p-ink);color:var(--paper);border-color:var(--p-ink);margin-top:32px;min-height:56px;padding:0 36px}
.btn--ink:hover{color:var(--paper);background:#3a342c}
.btn--accent{background:var(--accent);border-color:var(--accent);color:var(--bg);min-height:64px;font-size:17px;margin-top:16px}
.btn--accent:hover{color:var(--bg);background:#e6c394}
.link{align-self:flex-start;font-size:15px;letter-spacing:.08em;border-bottom:1px solid var(--accent);padding-bottom:6px}
.actions{display:flex;gap:12px;flex-wrap:wrap}
@media (max-width:900px){ .actions{flex-direction:column} .btn{width:100%} }

/* ============ header ============ */
.site-header{position:fixed;inset:0 0 auto 0;z-index:20;height:88px;padding:0 var(--gutter);
  display:flex;align-items:center;justify-content:space-between;transition:background .3s,height .3s}
.site-header.is-solid{background:rgba(15,14,12,.92);backdrop-filter:blur(8px);height:72px;border-bottom:1px solid var(--line)}
.wordmark{font-family:var(--en);font-size:22px;letter-spacing:.16em;font-weight:400}
.nav{display:flex;gap:clamp(12px,2vw,30px);font-family:var(--en);font-size:15px;letter-spacing:.14em}
.nav a{white-space:nowrap}
.nav__cta{color:var(--accent)}
.menu-btn{display:none;width:44px;height:44px;background:none;border:0;align-items:center;justify-content:center}
@media (max-width:1180px) and (min-width:901px){
  .site-header{padding:0 32px}
  .wordmark{font-size:17px;letter-spacing:.1em}
  .nav{gap:16px;font-size:12px;letter-spacing:.08em}
}
@media (max-width:900px){
  .site-header{height:64px}
  .site-header.is-solid{height:64px}
  .wordmark{font-size:18px}
  .menu-btn{display:flex}
  .nav{position:fixed;inset:64px 0 auto 0;flex-direction:column;gap:0;background:rgba(15,14,12,.97);
    padding:8px var(--gutter) 24px;font-size:18px;display:none}
  .nav a{padding:14px 0;border-bottom:1px solid var(--line)}
  .nav.is-open{display:flex}
}

/* ============ hero ============ */
.hero{position:relative;height:100vh;min-height:640px;max-height:1000px;display:flex;align-items:center;justify-content:center;overflow:hidden;background:var(--img)}
.hero__media{position:absolute;inset:0}
.hero__media img,.hero__media video{width:100%;height:100%;object-fit:cover;animation:kenburns 24s ease-out both}
.hero__media::after{content:"";position:absolute;inset:0;background:rgba(10,9,8,.45)}
@keyframes kenburns{from{transform:scale(1.08)}to{transform:scale(1)}}
.hero__body{position:relative;text-align:center;display:flex;flex-direction:column;align-items:center;gap:28px;padding:0 var(--gutter);
  text-shadow:0 2px 24px rgba(0,0,0,.45)}
.hero__name{margin:0;display:flex;flex-direction:column;align-items:center;gap:18px;font-weight:300}
.hero__jp{font-size:132px;line-height:1;letter-spacing:.16em;padding-left:.16em}
.hero__en{font-family:var(--en);font-size:30px;letter-spacing:.5em;padding-left:.5em}
.hero__copy{margin:20px 0 0;font-size:24px;letter-spacing:.14em;line-height:1.9}
.hero__fields{margin:0;font-family:var(--en);font-size:17px;letter-spacing:.4em;color:var(--accent)}
.hero__body > *{animation:rise 1.2s ease-out both}
.hero__copy{animation-delay:.3s}.hero__fields{animation-delay:.5s}
@keyframes rise{from{opacity:0;transform:translateY(12px)}to{opacity:1;transform:none}}
@media (max-width:900px){
  .hero{height:92svh;min-height:560px}
  .hero__body{gap:18px}
  .hero__name{gap:12px}
  .hero__jp{font-size:64px;letter-spacing:.14em;padding-left:.14em}
  .hero__en{font-size:18px;letter-spacing:.4em;padding-left:.4em}
  .hero__copy{font-size:16px;letter-spacing:.1em;margin-top:14px}
  .hero__fields{font-size:12px;letter-spacing:.16em}
}

/* ============ about ============ */
.about__lines{margin:0;padding-left:28px;border-left:1px solid var(--accent);font-size:22px;line-height:2.2;letter-spacing:.04em}
@media (max-width:900px){ .about__lines{font-size:16px;padding-left:16px;line-height:2.1} }

/* ============ what i do (tabs) ============ */
.whatido{padding-top:0}
.tabs{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));border-bottom:1px solid var(--line);margin-bottom:48px}
.tab{display:flex;align-items:baseline;gap:12px;min-height:88px;padding:24px 0 0;background:none;border:0;
  border-bottom:1px solid transparent;margin-bottom:-1px;color:#8f877a;text-align:left;transition:color .2s,border-color .2s}
.tab:hover{color:var(--ink)}
.tab.is-active{color:var(--ink);border-bottom-color:var(--accent)}
.tab__n{font-family:var(--en);font-size:22px}
.tab__en{font-family:var(--en);font-size:clamp(20px,2vw,30px);letter-spacing:.1em}
.tab__jp{font-size:14px;letter-spacing:.06em}
.panel{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,1fr);column-gap:72px;align-items:start}
.js .panel:not(.is-active){display:none}
.panel.is-active{animation:fade .45s ease-out}
@keyframes fade{from{opacity:0}to{opacity:1}}
.panel__media{aspect-ratio:3/2;background:var(--img);overflow:hidden}
.panel__media img{width:100%;height:100%;object-fit:cover}
.panel__body{display:flex;flex-direction:column;gap:28px}
.list{list-style:none;margin:0;padding:0;border-top:1px solid var(--line)}
.list li{display:flex;justify-content:space-between;gap:16px;padding:16px 0;border-bottom:1px solid var(--line);font-size:16px}
.list .en{color:var(--sub);font-size:17px}
@media (max-width:900px){
  .tabs{margin-bottom:24px}
  .tab{min-height:56px;padding:0;justify-content:center;gap:0}
  .tab__n,.tab__jp{display:none}
  .tab__en{font-size:15px;letter-spacing:.08em}
  .panel{grid-template-columns:1fr;row-gap:22px}
  .panel__body{gap:20px}
  .list li{font-size:14px}
}

/* ============ works ============ */
.works{border-top:1px solid var(--line)}
.filters{display:flex;gap:8px}
.chip{min-height:44px;padding:0 24px;background:transparent;border:1px solid #3a3631;font-size:14px;font-weight:400;letter-spacing:.06em;transition:all .2s}
.chip.is-active{background:var(--ink);border-color:var(--ink);color:var(--bg)}
.cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:56px 32px}
.card{display:flex;flex-direction:column;gap:14px}
.card[hidden]{display:none}
.card__media{position:relative;aspect-ratio:16/10;background:var(--img);overflow:hidden;margin-bottom:6px}
.card__media img{width:100%;height:100%;object-fit:cover;transition:transform .6s ease}
.card:hover .card__media img{transform:scale(1.04)}
.card__media--ph{display:flex;align-items:center;justify-content:center;color:#8f877a;font-size:13px;background:var(--img)}
.badge{position:absolute;left:16px;top:16px;padding:5px 12px;background:var(--accent);color:var(--bg);font-style:normal;
  font-family:var(--en);font-size:14px;font-weight:500;letter-spacing:.2em}
.card__meta{margin:0;display:flex;justify-content:space-between;font-family:var(--en);font-size:15px;letter-spacing:.18em;color:var(--accent)}
.card__meta span:last-child{color:var(--sub);letter-spacing:.06em}
.card__title{margin:0;font-weight:300;font-size:24px;line-height:1.5;letter-spacing:.04em}
.card__desc{margin:0;font-size:15px;line-height:2;color:#b3ab9d}
.card__more{font-size:14px;letter-spacing:.08em}
@media (max-width:900px){
  .filters .chip{flex:1}
  .cards{grid-template-columns:1fr;gap:0;border-top:1px solid var(--line)}
  .card{display:grid;grid-template-columns:112px minmax(0,1fr);column-gap:14px;row-gap:4px;padding:16px 0;border-bottom:1px solid var(--line);align-items:start}
  .card[hidden]{display:none}
  .card__media{grid-row:1 / span 3;aspect-ratio:4/3;margin:0}
  .card__media--ph span{display:none}
  .badge{left:6px;top:6px;padding:2px 6px;font-size:11px}
  .card__meta{font-size:12px}
  .card__title{font-size:16px}
  .card__desc,.card__more{display:none}
}

/* ============ services ============ */
.paper{background:var(--paper);color:var(--p-ink)}
.paper .label,.paper .label-sm{color:var(--p-accent)}
.paper .body,.paper .body-sm{color:var(--p-muted)}
.paper a:hover{color:var(--p-accent)}
.services__grid{display:grid;grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr);column-gap:64px}
.services__grid .stack{gap:20px}
.svc-tabs{display:flex;flex-direction:column;gap:8px;padding-top:16px}
.svc-tab{min-height:64px;padding:0 24px;display:flex;align-items:center;justify-content:space-between;background:transparent;
  border:1px solid var(--p-ink);color:var(--p-ink);font-size:18px;letter-spacing:.06em;transition:all .2s}
.svc-tab .en{font-size:18px}
.svc-tab.is-active{background:var(--p-ink);color:var(--paper)}
.svc-list{list-style:none;margin:0;padding:0;border-top:1px solid var(--p-ink);display:block}
.js .svc-list:not(.is-active){display:none}
.svc-list li{display:flex;justify-content:space-between;align-items:baseline;gap:16px;padding:26px 0;border-bottom:1px solid var(--p-line);font-size:24px;font-weight:400;letter-spacing:.04em}
.svc-list .note{font-size:15px;font-weight:300;color:var(--p-muted);white-space:nowrap}
.why{margin-top:96px;padding-top:64px;border-top:1px solid var(--p-ink);display:flex;flex-direction:column;gap:40px}
.why__head{margin:0;display:flex;align-items:baseline;gap:28px;flex-wrap:wrap}
.why__head .h-sm{font-weight:300;font-size:30px}
.why__grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));column-gap:48px}
.why__grid > div{display:flex;flex-direction:column;gap:14px}
@media (max-width:900px){
  .services__grid{grid-template-columns:1fr;row-gap:28px}
  .svc-tabs{flex-direction:row;gap:6px;padding-top:4px}
  .svc-tab{flex:1;min-height:44px;justify-content:center;font-size:14px;padding:0}
  .svc-tab .en{display:none}
  .svc-list li{font-size:16px;padding:18px 0}
  .svc-list .note{font-size:12px}
  .btn--ink{width:100%}
  .why{margin-top:56px;padding-top:40px;gap:24px}
  .why__head{flex-direction:column;gap:8px}
  .why__head .h-sm{font-size:20px}
  .why__grid{grid-template-columns:1fr;row-gap:24px}
  .why__grid > div{gap:6px}
}

/* ============ numbers ============ */
.numbers{padding:120px var(--gutter);display:grid;grid-template-columns:repeat(3,minmax(0,1fr));column-gap:48px;border-bottom:1px solid var(--line)}
.num{margin:0;font-family:var(--en);font-weight:300;font-size:104px;line-height:1}
.num small{font-size:36px;padding-left:8px}
.num__label{margin:14px 0 0;font-size:15px;color:#b3ab9d}
@media (max-width:900px){
  .numbers{padding:64px var(--gutter);grid-template-columns:1fr;row-gap:32px}
  .numbers > div{display:flex;align-items:baseline;gap:16px}
  .num{font-size:64px}.num small{font-size:24px}
  .num__label{margin:0;font-size:13px}
}

/* ============ vision ============ */
.vision{background:var(--bg-2);padding-top:120px;padding-bottom:120px;display:flex;flex-direction:column;gap:64px}
.vision__quote{margin:0;text-align:center;font-size:44px;line-height:1.9;letter-spacing:.1em}
@media (max-width:900px){
  .vision{padding-top:88px;padding-bottom:88px;gap:40px}
  .vision__quote{text-align:left;font-size:21px;line-height:2;letter-spacing:.06em}
}

/* ============ profile ============ */
.profile{display:grid;grid-template-columns:minmax(0,.8fr) minmax(0,1fr);column-gap:72px;align-items:center}
.profile__media{aspect-ratio:4/5}
.profile .stack{gap:28px;max-width:640px}
.profile__name{margin:0;display:flex;align-items:baseline;gap:28px;flex-wrap:wrap}
.profile__name span:first-child{font-size:52px;letter-spacing:.12em}
.profile__name .en{font-size:22px;letter-spacing:.3em;color:var(--sub)}
@media (max-width:900px){
  .profile{grid-template-columns:1fr;row-gap:24px}
  .profile__name span:first-child{font-size:32px}
  .profile__name .en{font-size:15px}
}

/* ============ contact ============ */
.contact{border-top:1px solid var(--line);display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);column-gap:64px}
.contact .h-xl{font-size:48px}
.contact__pick{display:flex;flex-direction:column;gap:10px;padding-top:48px}
.choice{min-height:60px;padding:0 24px;display:flex;align-items:center;justify-content:space-between;background:transparent;
  border:1px solid #3a3631;font-size:17px;letter-spacing:.04em;text-align:left;transition:all .2s}
.choice::after{content:"";width:8px;height:8px;border-radius:50%}
.choice.is-active{background:var(--ink);border-color:var(--ink);color:var(--bg)}
.choice.is-active::after{background:var(--bg)}
@media (max-width:900px){
  .contact{grid-template-columns:1fr}
  .contact .h-xl{font-size:30px}
  .contact__pick{padding-top:24px}
  .choice{min-height:52px;font-size:14px;padding:0 18px}
  .btn--accent{min-height:56px;font-size:15px}
}

/* ============ footer ============ */
.site-footer{padding:36px var(--gutter);border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:16px;font-size:13px;color:var(--sub)}
.site-footer .en{font-size:15px;letter-spacing:.16em}
.footer__links{display:flex;gap:28px}
@media (max-width:900px){ .site-footer{flex-direction:column-reverse} }

/* ============ reveal ============ */
.js .reveal{opacity:0;transform:translateY(16px);transition:opacity .9s ease,transform .9s ease}
.js .reveal.is-in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important}
  .js .reveal{opacity:1;transform:none}
}

/* Photo-led refinements, September 2026 */
.hero{justify-content:flex-start;align-items:flex-end}
.hero__media img{animation:none;object-position:62% 40%}
.hero__media::after{background:linear-gradient(90deg,rgba(10,9,8,.65),transparent 75%),linear-gradient(0deg,rgba(10,9,8,.85),transparent 65%)}
.hero__body{align-items:flex-start;text-align:left;padding-bottom:80px;gap:18px}
.hero__name{align-items:flex-start}
.hero__jp{font-size:clamp(64px,7.2vw,104px);padding-left:0}
.hero__en{padding-left:0;font-size:24px}
.hero__copy{font-size:20px;margin-top:16px}
.hero__fields{font-size:14px;letter-spacing:.22em;color:var(--ink)}
.hero__location{margin:0;font-size:14px;color:var(--ink)}
.hero__explore{font-size:14px;border-bottom:1px solid #bcb3a4;padding:10px 0}
.activity-photo{margin:0}
.activity-photo figcaption{font-size:13px;color:var(--sub);padding-top:12px}
.profile__media{overflow:hidden;aspect-ratio:4/3}
.profile__media img{width:100%;height:100%;object-fit:cover;object-position:50% 45%}
.walk-title{height:100%;padding:24px;display:flex;flex-direction:column;justify-content:center;gap:16px;background:#d8d4c7;color:#293d38}
.walk-title span{font-family:var(--en);font-size:13px;letter-spacing:.16em}
.walk-title strong{font-size:28px;font-weight:400}
.contact__pick{gap:22px;padding-top:8px}
.contact__pick .btn{margin-top:0}
.tab__jp{white-space:nowrap}
@media (min-width:901px) and (max-width:1150px){
 .wordmark{font-size:18px}.nav{font-size:13px;letter-spacing:.08em}
 .tab{flex-wrap:wrap;padding-bottom:16px}.tab__jp{width:100%;padding-left:30px}
 .contact .h-xl{font-size:36px}.vision__quote{font-size:32px}
 .svc-list li{font-size:19px}.panel{column-gap:36px}
}
@media (max-width:900px){
 .hero{height:92svh;min-height:640px}
 .hero__media img{object-position:57% 30%}
 .hero__media::after{background:linear-gradient(0deg,rgba(10,9,8,.94),rgba(10,9,8,.1) 85%)}
 .hero__body{padding-bottom:32px;gap:12px}
 .hero__jp{font-size:52px}.hero__en{font-size:17px}
 .hero__copy{font-size:16px;margin-top:10px}
 .hero__fields{font-size:11px;letter-spacing:.12em}
 .hero__location{font-size:12px}.hero__explore{font-size:13px}
 .tab{flex-direction:column;align-items:center;justify-content:center;gap:6px;min-height:76px}
 .tab__jp{display:block;font-size:10px;letter-spacing:0;white-space:normal}
 .tab__en{font-size:14px;letter-spacing:.04em}
 .walk-title{padding:10px;gap:8px}.walk-title span{font-size:8px;letter-spacing:.03em}.walk-title strong{font-size:13px}
 .profile__media{max-width:520px;width:100%}
 .vision{padding-top:80px;padding-bottom:80px}
 .body{line-height:2.05}.body-sm{line-height:1.9}
 .contact__pick{padding-top:28px;gap:18px}
}