/* =========================================================
   NOIR studio — 制作サンプル
   型: Awwwards風ダークポートフォリオ（全画面作品・特大タイポ・静かな高級感）
   配色: 黒 #0a0a0a × オフホワイト #efe9e0 × アンバー #d8a24a
   フォント: Shippori Mincho(見出し) / Zen Kaku Gothic New(本文)
   ========================================================= */

:root{
  --black:#0a0a0a;
  --black-2:#121110;
  --black-3:#1a1816;
  --off:#efe9e0;
  --off-dim:#b8b2a7;
  --amber:#d8a24a;
  --amber-lt:#e3b86c;
  --line:rgba(239,233,224,.14);
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:"Zen Kaku Gothic New","Hiragino Kaku Gothic ProN",sans-serif;
  color:var(--off);background:var(--black);
  line-height:1.9;font-weight:400;-webkit-font-smoothing:antialiased;overflow-x:hidden;
}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
h1,h2,h3,.mincho{font-family:"Shippori Mincho",serif;font-weight:600;line-height:1.18;letter-spacing:.02em}
.am{color:var(--amber)}
.ey{font-size:.72rem;letter-spacing:.34em;color:var(--off-dim);font-weight:500}
.wrap{width:min(1180px,90vw);margin-inline:auto}

/* reveal */
.rv{opacity:0;transform:translateY(28px);transition:opacity 1s ease,transform 1s cubic-bezier(.16,.84,.36,1)}
.rv.in{opacity:1;transform:none}

/* ---------- nav (top offset clears sample frame bar) ---------- */
.nav{position:fixed;top:42px;left:0;right:0;z-index:50;display:flex;align-items:center;justify-content:space-between;
  padding:22px 5vw;transition:background .4s,padding .4s}
@media(max-width:600px){.nav{top:34px;padding:16px 6vw}}
.nav.solid{background:rgba(10,10,10,.82);backdrop-filter:blur(12px);padding-top:14px;padding-bottom:14px}
.nav .logo{font-family:"Shippori Mincho",serif;font-size:1.45rem;font-weight:700;letter-spacing:.16em}
.nav .logo .dot{color:var(--amber)}
.nav-links{display:flex;gap:2.2em;font-size:.74rem;letter-spacing:.22em;font-weight:500}
.nav-links a{color:var(--off-dim);transition:color .3s}
.nav-links a:hover{color:var(--off)}
.nav-cta{font-size:.74rem;letter-spacing:.16em;border:1px solid var(--line);padding:.7em 1.5em;border-radius:40px;transition:.3s}
.nav-cta:hover{background:var(--amber);border-color:var(--amber);color:var(--black)}
@media(max-width:760px){.nav-links{display:none}}

/* ---------- hero ---------- */
.hero{position:relative;min-height:100vh;display:flex;align-items:flex-end;
  background:#000 center/cover no-repeat;padding:0 5vw 12vh}
.hero::after{content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(10,10,10,.5) 0%,rgba(10,10,10,.05) 32%,rgba(10,10,10,.78) 100%)}
.hero-inner{position:relative;z-index:2;max-width:1080px}
.hero .ey{margin-bottom:1.5em}
.hero h1{font-size:clamp(3.4rem,12vw,9.5rem);font-weight:800;letter-spacing:.01em}
.hero .sub{margin-top:1.4em;font-size:clamp(.95rem,1.6vw,1.15rem);letter-spacing:.06em;color:var(--off-dim);max-width:38ch}
.scroll-cue{position:absolute;left:5vw;bottom:3.2vh;z-index:2;font-size:.66rem;letter-spacing:.4em;color:var(--off-dim);display:flex;align-items:center;gap:1em}
.scroll-cue::after{content:"";width:48px;height:1px;background:var(--off-dim);animation:cue 2.4s ease-in-out infinite;transform-origin:left}
@keyframes cue{0%,100%{transform:scaleX(.3);opacity:.4}50%{transform:scaleX(1);opacity:1}}

/* ---------- works ---------- */
.works{padding:14vh 0 8vh}
.works-head{padding:0 5vw;margin-bottom:9vh}
.works-head .ey{margin-bottom:1.4em}
.works-head h2{font-size:clamp(2.4rem,6.5vw,5rem)}
.work{position:relative}
.work img{width:100%;height:clamp(70vh,86vh,920px);object-fit:cover;filter:brightness(.82)}
.work::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(10,10,10,.15) 0%,transparent 40%,rgba(10,10,10,.7) 100%);pointer-events:none}
.work + .work{margin-top:8vh}
.work-cap{position:absolute;left:5vw;bottom:6vh;right:5vw;z-index:2;display:flex;align-items:flex-end;flex-wrap:wrap;gap:.2em 1.2em}
.work-cap .idx{font-family:"Shippori Mincho",serif;font-size:clamp(1rem,2vw,1.3rem);color:var(--amber);letter-spacing:.1em}
.work-cap h3{flex:1 1 auto;font-size:clamp(1.8rem,4.6vw,3.6rem)}
.work-cap .cat{width:100%;font-size:.72rem;letter-spacing:.26em;color:var(--off-dim);margin-top:.6em}

/* ---------- about ---------- */
.about{padding:18vh 5vw;background:var(--black-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.about-inner{max-width:1000px;margin-inline:auto}
.about .ey{margin-bottom:2.2em}
.about .lead{font-family:"Shippori Mincho",serif;font-weight:600;font-size:clamp(2.2rem,6vw,4.6rem);line-height:1.22;margin-bottom:.9em}
.about .body{font-size:clamp(1rem,1.4vw,1.12rem);color:var(--off-dim);max-width:60ch;line-height:2.1}

/* ---------- field ---------- */
.field{padding:16vh 5vw 12vh}
.field-head{margin-bottom:8vh}
.field-head .ey{margin-bottom:1.4em}
.field-head h2{font-size:clamp(2.2rem,6vw,4.6rem)}
.field-list{display:grid;gap:0;max-width:1080px}
.fitem{display:grid;grid-template-columns:auto 1fr;gap:0 3vw;padding:5vh 0;border-top:1px solid var(--line);align-items:start}
.fitem:last-child{border-bottom:1px solid var(--line)}
.fitem .fnum{font-family:"Shippori Mincho",serif;font-size:clamp(1.4rem,3vw,2.2rem);color:var(--amber);grid-row:span 2}
.fitem h3{font-size:clamp(1.4rem,3vw,2.1rem);margin-bottom:.4em}
.fitem p{color:var(--off-dim);max-width:56ch;font-size:.98rem}
@media(max-width:560px){.fitem{grid-template-columns:1fr;gap:.4em}.fitem .fnum{grid-row:auto}}

/* ---------- voice ---------- */
.voice{padding:16vh 5vw;background:var(--black-3);border-top:1px solid var(--line)}
.voice-inner{max-width:860px;margin-inline:auto;text-align:center}
.voice .q{font-family:"Shippori Mincho",serif;font-weight:500;font-size:clamp(1.3rem,3.2vw,2.2rem);line-height:1.7}
.voice .who{margin-top:1.8em;font-size:.78rem;letter-spacing:.2em;color:var(--off-dim)}
.voice .note{margin-top:3.4em;font-size:.86rem;color:var(--off-dim);line-height:1.9}

/* ---------- contact ---------- */
.contact{position:relative;min-height:92vh;display:flex;align-items:center;justify-content:center;text-align:center;
  padding:18vh 5vw;background:radial-gradient(120% 90% at 50% 0%,#1c1916 0%,var(--black) 60%)}
.contact .ey{margin-bottom:2em}
.contact h2{font-size:clamp(2.8rem,9vw,7rem);font-weight:700}
.contact .info{margin:2.6em 0 3em;color:var(--off-dim);font-size:.98rem;letter-spacing:.04em;line-height:2.2}
.btn-contact{display:inline-block;font-family:"Shippori Mincho",serif;font-size:1rem;letter-spacing:.18em;
  border:1px solid var(--amber);color:var(--amber);padding:1.1em 3.2em;border-radius:46px;transition:.35s}
.btn-contact:hover{background:var(--amber);color:var(--black)}

/* ---------- footer ---------- */
.foot{background:#060606;padding:9vh 5vw 7vh;border-top:1px solid var(--line)}
.foot .wrap{display:flex;flex-direction:column;gap:1.1em;max-width:1180px}
.foot .logo{font-family:"Shippori Mincho",serif;font-size:1.3rem;font-weight:700;letter-spacing:.12em}
.foot .logo .dot{color:var(--amber)}
.foot>.wrap>div:nth-child(2){font-size:.85rem;color:var(--off-dim);letter-spacing:.03em}
.foot .disc{margin-top:1.6em;font-size:.72rem;line-height:1.95;color:#6f6a62;max-width:90ch}
.foot .disc a{color:var(--off-dim);text-decoration:underline;text-underline-offset:2px}
.foot .disc a:hover{color:var(--amber)}