/* ============================================================
   project detail · shared layout
   ============================================================ */

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:"Noto Sans SC","Inter",system-ui,sans-serif;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
  background:var(--bg);
  color:var(--ink);
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
button{font:inherit;border:none;background:none;cursor:pointer;color:inherit}

/* ---------- cursor (per page) ---------- */
.cursor,.cursor-dot{position:fixed;top:0;left:0;pointer-events:none;z-index:999;border-radius:50%;mix-blend-mode:difference}
.cursor{width:36px;height:36px;border:1.5px solid #fff;transform:translate(-50%,-50%);transition:width .25s,height .25s}
.cursor-dot{width:6px;height:6px;background:#fff;transform:translate(-50%,-50%)}
.cursor.hover{width:64px;height:64px}
@media (hover:none){.cursor,.cursor-dot{display:none}}

/* ---------- top nav ---------- */
.p-nav{
  position:fixed;top:0;left:0;right:0;z-index:50;
  display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:24px;
  padding:12px 24px;
  background:color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter:blur(12px);
  border-bottom:1px solid color-mix(in srgb, var(--ink) 14%, transparent);
}
.back-btn{
  display:inline-flex;align-items:center;gap:10px;
  padding:8px 14px;border:1px solid currentColor;border-radius:99px;
  font-size:12.5px;letter-spacing:.04em;white-space:nowrap;
  transition:background .35s,color .35s,transform .35s;
}
.back-btn:hover{background:var(--ink);color:var(--bg);transform:translateX(-3px)}
.back-btn svg{width:14px;height:14px}
.p-nav-num{font-family:"Space Grotesk";font-size:12.5px;letter-spacing:.18em;opacity:.6;white-space:nowrap}

/* project tabs in nav */
.proj-tabs{
  display:flex;justify-content:center;gap:6px;flex-wrap:nowrap;
  background:color-mix(in srgb, var(--ink) 6%, transparent);
  padding:5px;border-radius:99px;
}
.proj-tab{
  display:flex;align-items:center;gap:8px;
  padding:7px 14px;border-radius:99px;
  font-family:"Inter";font-size:12px;font-weight:500;letter-spacing:.02em;
  color:color-mix(in srgb, var(--ink) 70%, transparent);
  white-space:nowrap;transition:background .35s,color .35s;
  position:relative;overflow:hidden;
}
.proj-tab .tn{font-family:"Space Grotesk";font-size:11px;font-weight:600;opacity:.65}
.proj-tab:hover{background:color-mix(in srgb, var(--ink) 10%, transparent);color:var(--ink)}
.proj-tab.is-active{background:var(--ink);color:var(--bg)}
.proj-tab.is-active .tn{opacity:.7;color:var(--bg)}

/* mobile drawer */
.proj-tabs-toggle{display:none;font-size:12px;letter-spacing:.04em;padding:6px 12px;border:1px solid currentColor;border-radius:99px;cursor:pointer}

@media (max-width:1080px){
  .p-nav{grid-template-columns:auto auto;gap:14px}
  .p-nav-num{display:none}
  .proj-tabs{position:fixed;top:54px;left:12px;right:12px;flex-wrap:wrap;justify-content:flex-start;gap:6px;border-radius:14px;padding:8px;background:color-mix(in srgb, var(--bg) 96%, transparent);box-shadow:0 12px 30px -16px rgba(0,0,0,.18);transform:translateY(-150%);transition:transform .4s var(--easeOut);z-index:48}
  .proj-tabs.is-open{transform:translateY(0)}
  .proj-tab{flex:1;justify-content:center;min-width:46%;font-size:11.5px;padding:9px 10px}
  .proj-tabs-toggle{display:inline-flex;align-items:center;gap:6px;background:none;font-family:inherit;color:inherit}
}

/* ---------- hero ---------- */
.p-hero{
  min-height:100vh;padding:120px 28px 80px;
  display:flex;align-items:flex-end;
  position:relative;overflow:hidden;
}
.p-hero-inner{position:relative;z-index:2;width:100%;display:grid;grid-template-columns:1fr auto;gap:24px;align-items:end}
.p-hero-no{
  font-family:"Space Grotesk";font-weight:300;font-size:120px;line-height:.85;letter-spacing:-.04em;
  margin-bottom:18px;opacity:.7;
}
.p-hero-eyebrow{
  font-size:12px;letter-spacing:.3em;text-transform:uppercase;margin-bottom:20px;
  display:inline-flex;align-items:center;gap:10px;
}
.p-hero-eyebrow::before{content:"";width:30px;height:1px;background:currentColor}
.p-hero-title{
  font-family:"Bebas Neue","Space Grotesk","Noto Sans SC";
  font-size:clamp(64px,11vw,180px);font-weight:900;line-height:.92;letter-spacing:-.01em;
  margin-bottom:18px;
}
.p-hero-sub{font-size:clamp(16px,1.6vw,22px);font-weight:500;max-width:780px;line-height:1.6;margin-bottom:22px}
.p-hero-meta{display:flex;flex-wrap:wrap;gap:8px;margin-top:20px}
.p-hero-meta span{
  padding:6px 14px;border:1px solid currentColor;border-radius:99px;font-size:12px;letter-spacing:.03em;
}

.p-hero-side{font-family:"Space Grotesk";font-size:11.5px;letter-spacing:.18em;text-align:right;writing-mode:vertical-rl;transform:rotate(180deg);align-self:start;height:200px;display:flex;align-items:center}

.p-hero-cue{
  position:absolute;left:50%;bottom:24px;transform:translateX(-50%);
  font-family:"Space Grotesk";font-size:11px;letter-spacing:.3em;opacity:.5;
  display:flex;flex-direction:column;align-items:center;gap:8px;
  animation:bob 2s ease-in-out infinite;
}
@keyframes bob{0%,100%{transform:translate(-50%,0)}50%{transform:translate(-50%,8px)}}

/* ---------- generic section ---------- */
.p-sec{padding:90px 28px;border-top:1px solid color-mix(in srgb, var(--ink) 14%, transparent);position:relative}
.p-sec-head{display:flex;justify-content:space-between;align-items:flex-end;margin-bottom:50px;gap:20px;flex-wrap:wrap}
.p-sec-eyebrow{font-family:"Space Grotesk";font-size:12px;letter-spacing:.25em;opacity:.7;margin-bottom:6px;text-transform:uppercase}
.p-sec-title{
  font-family:"Inter","Noto Sans SC";
  font-size:clamp(32px,5vw,68px);font-weight:800;line-height:1;letter-spacing:-.01em;
}
.p-sec-desc{max-width:520px;font-size:14.5px;line-height:1.85;opacity:.85}

/* ---------- prose ---------- */
.p-prose p{font-size:15.5px;line-height:1.95;margin-bottom:18px}
.p-prose b{font-weight:700}
.p-prose .lead{font-size:20px;line-height:1.65;font-weight:500;margin-bottom:32px}

/* ---------- card ---------- */
.p-card{
  border-radius:18px;padding:28px;
  border:1px solid color-mix(in srgb, var(--ink) 16%, transparent);
  background:color-mix(in srgb, var(--bg) 96%, white);
  transition:transform .5s var(--easeOut),box-shadow .5s;
}
.p-card:hover{transform:translateY(-4px);box-shadow:0 30px 60px -30px rgba(0,0,0,.18)}

/* ---------- big number ---------- */
.bignum{
  font-family:"Space Grotesk","Bebas Neue";font-weight:300;font-size:88px;line-height:1;letter-spacing:-.03em;
  display:inline-block;
}
.bignum-label{font-size:12px;letter-spacing:.18em;text-transform:uppercase;opacity:.7;margin-top:8px;display:block}

/* ---------- next-project footer ---------- */
.p-foot{
  padding:120px 28px 40px;background:#0a0a0a;color:#fff;
  position:relative;overflow:hidden;
}
.p-foot a.next{
  display:block;font-family:"Bebas Neue","Inter";font-size:clamp(54px,9vw,140px);font-weight:900;line-height:.95;letter-spacing:-.01em;
  position:relative;padding:30px 0;
  transition:transform .6s var(--easeOut),color .4s;
}
.p-foot a.next:hover{transform:translateX(20px);color:var(--accent,#fff)}
.p-foot a.next .arr{display:inline-block;transition:transform .6s var(--easeOut)}
.p-foot a.next:hover .arr{transform:translateX(20px)}
.p-foot-eyebrow{font-family:"Space Grotesk";font-size:12px;letter-spacing:.3em;color:#9ca0a8;margin-bottom:8px;text-transform:uppercase}
.p-foot-bottom{display:flex;justify-content:space-between;padding-top:60px;font-size:12px;color:#9ca0a8;flex-wrap:wrap;gap:14px;border-top:1px solid #1a1a1a;margin-top:60px}

/* ---------- reveal ---------- */
.reveal{opacity:0;transform:translateY(40px);transition:opacity 1.1s var(--easeOut),transform 1.1s var(--easeOut)}
.reveal.is-in{opacity:1;transform:none}

/* ---------- responsive base ---------- */
@media (max-width:880px){
  .p-nav{padding:10px 16px}
  .p-hero{padding:100px 16px 60px}
  .p-hero-no{font-size:72px}
  .p-hero-side{display:none}
  .p-sec{padding:60px 16px}
  .p-foot{padding:80px 16px 30px}
  .p-foot-bottom{flex-direction:column;gap:8px}
}