/* Shared styles for lightweight sub-pages (no WebGL background). */

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
  --void:#FAF5EA;
  --g1:#F0E2BE;
  --teal:#6E4527;
  --mint:#B7A074;
  --gold:#A8763F;
  --goldb:#8C5F2E;
  --cream:#241C13;
  --slate:#6B5F4F;
  --ink:#241C13;
  --paper:#FFFFFF;
}
html{scroll-behavior:smooth}
body{
  font-family:'Space Grotesk',sans-serif;
  background:var(--void);
  color:var(--cream);
  overflow-x:hidden;
  min-height:100vh;
  background:
    radial-gradient(ellipse 60% 40% at 15% 0%, rgba(110,69,39,.16) 0%, transparent 60%),
    radial-gradient(ellipse 50% 35% at 100% 15%, rgba(168,118,63,.08) 0%, transparent 60%),
    var(--void);
}

/* ─── NAV ─── */
nav{position:sticky;top:0;left:0;right:0;z-index:100;padding:0 3.5rem;height:64px;display:flex;align-items:center;justify-content:space-between;background:rgba(250,245,234,.75);backdrop-filter:blur(10px);border-bottom:1px solid rgba(36,28,19,.05)}
.logo{font-family:'Playfair Display',serif;font-weight:800;font-size:1.3rem;letter-spacing:.02em;color:var(--ink);text-decoration:none}
.logo em{color:var(--gold);font-style:normal}
.nav-links{display:flex;align-items:center;gap:2rem}
.nav-links a{color:rgba(36,28,19,.4);text-decoration:none;font-size:.75rem;letter-spacing:.1em;text-transform:uppercase;transition:color .2s}
.nav-links a:hover,.nav-links a.on{color:var(--ink)}
.nav-links .cta{color:var(--void);background:var(--gold);padding:.4rem 1.1rem;border-radius:2px;font-weight:600;transition:background .2s}
.nav-links .cta:hover{background:var(--goldb);color:var(--void)}


/* ─── SHARED TEXT ─── */
.sec{padding:8.5rem 4rem}
.si{max-width:1080px;margin:0 auto}
.ey{font-size:.72rem;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:rgba(168,118,63,.85);margin-bottom:1.4rem}
.sh{font-family:'Playfair Display',serif;font-size:clamp(2.2rem,4vw,3.6rem);line-height:1.03;letter-spacing:.02em;margin-bottom:1.5rem;color:var(--ink)}
.lead{font-size:.95rem;color:rgba(36,28,19,.45);line-height:1.7;max-width:640px;margin-bottom:2rem}
@media(max-width:700px){.sec{padding:5rem 1.75rem}}

/* ─── BUTTONS ─── */
.btn{padding:.65rem 1.6rem;font-size:.78rem;font-weight:600;letter-spacing:.08em;text-transform:uppercase;text-decoration:none;border-radius:2px;display:inline-block;transition:background .2s,border-color .2s,color .2s}
.btn-g{background:var(--gold);color:#FAF5EA}
.btn-g:hover{background:var(--goldb)}
.btn-o{border:1px solid rgba(168,118,63,.3);color:rgba(36,28,19,.6)}
.btn-o:hover{border-color:var(--gold);color:var(--ink)}

/* ─── WORKS GRID ─── */
.works-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:2.5rem;margin-top:3.5rem}
.wcard{display:block;text-decoration:none;background:none;border:none;border-top:1px solid rgba(36,28,19,.12);padding:1.75rem 0 0;transition:border-color .25s,transform .25s}
.wcard:hover{border-color:rgba(168,118,63,.6);background:none;transform:translateY(-3px)}
.wtag{font-size:.65rem;letter-spacing:.18em;text-transform:uppercase;color:var(--mint);margin-bottom:.9rem;display:inline-block}
.wtitle{font-family:'Playfair Display',serif;font-size:1.6rem;letter-spacing:.03em;color:var(--ink);margin-bottom:.6rem}
.wdesc{font-size:.85rem;color:rgba(36,28,19,.4);line-height:1.6;margin-bottom:1.4rem}
.wlink{font-size:.72rem;letter-spacing:.1em;text-transform:uppercase;color:var(--gold)}
.wcard:hover .wlink{color:var(--goldb)}

/* ─── WORK DETAIL ─── */
.wd-meta{display:flex;gap:2.75rem;flex-wrap:wrap;margin:2.5rem 0 3rem;padding:1.75rem 0;border-top:1px solid rgba(36,28,19,.1);border-bottom:1px solid rgba(36,28,19,.1)}
.wd-meta div{display:flex;flex-direction:column;gap:.3rem}
.wd-meta span{font-size:.62rem;letter-spacing:.15em;text-transform:uppercase;color:rgba(36,28,19,.3)}
.wd-meta strong{font-size:.9rem;color:var(--ink);font-weight:600}
.wd-body{font-size:.95rem;color:rgba(36,28,19,.5);line-height:1.85;max-width:680px}
.wd-body + .wd-body{margin-top:1.2rem}
.wd-placeholder{border:1px dashed rgba(168,118,63,.28);border-radius:2px;padding:1.75rem;margin-top:3rem;color:rgba(36,28,19,.42);font-size:.85rem;line-height:1.7;max-width:680px}
.wd-placeholder strong{color:var(--gold)}
.wd-back{display:inline-block;margin-bottom:2rem;font-size:.72rem;letter-spacing:.1em;text-transform:uppercase;color:rgba(36,28,19,.4);text-decoration:none}
.wd-back:hover{color:var(--ink)}

/* ─── FOOTER ─── */
footer{background:var(--void);padding:2rem 3.5rem;display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:1rem;border-top:1px solid rgba(36,28,19,.04)}
.fl{font-family:'Playfair Display',serif;font-size:1rem;letter-spacing:.12em;color:rgba(36,28,19,.25)}
.fl em{color:var(--gold);font-style:normal}
footer p{font-size:.72rem;color:rgba(36,28,19,.18)}
@media(max-width:700px){footer{padding:1.5rem}}

/* ─── NAV DROPDOWN ─── */

.nav-drop{position:relative}
.nav-drop-btn{background:none;border:none;font:inherit;color:rgba(36,28,19,.4);text-decoration:none;font-size:.75rem;letter-spacing:.1em;text-transform:uppercase;cursor:pointer;display:flex;align-items:center;gap:.35rem;padding:0;transition:color .2s}
.nav-drop-btn:hover,.nav-drop.open .nav-drop-btn{color:var(--ink)}
.nav-drop-btn .car{font-size:.6rem;transition:transform .2s}
.nav-drop.open .nav-drop-btn .car{transform:rotate(180deg)}
.nav-drop-menu{position:absolute;top:calc(100% + 14px);left:50%;transform:translateX(-50%) translateY(-6px);min-width:270px;background:var(--g1);border:1px solid rgba(36,28,19,.08);border-radius:4px;padding:.5rem;opacity:0;pointer-events:none;transition:opacity .2s,transform .2s;box-shadow:0 20px 40px rgba(0,0,0,.4);z-index:200}
.nav-drop:hover .nav-drop-menu,.nav-drop.open .nav-drop-menu{opacity:1;pointer-events:auto;transform:translateX(-50%) translateY(0)}
.nav-drop-menu a{display:block;padding:.7rem .9rem;font-size:.78rem;letter-spacing:.04em;text-transform:none;color:rgba(36,28,19,.55);border-radius:3px;text-decoration:none;transition:background .15s,color .15s}
.nav-drop-menu a:hover{background:rgba(168,118,63,.08);color:var(--ink)}

.nav-burger{display:none;flex-direction:column;justify-content:center;gap:5px;width:32px;height:32px;background:none;border:none;cursor:pointer;padding:0;z-index:110}
.nav-burger span{display:block;width:100%;height:2px;background:var(--ink);transition:transform .25s,opacity .25s}
.nav-burger.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-burger.open span:nth-child(2){opacity:0}
.nav-burger.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

@media(max-width:760px){
  nav{padding:0 1.25rem}
  .nav-burger{display:flex}
  .nav-links{position:fixed;top:64px;left:0;right:0;bottom:0;background:var(--void);flex-direction:column;align-items:flex-start;padding:2rem 1.5rem;gap:1.25rem;transform:translateY(-10px);opacity:0;pointer-events:none;transition:opacity .25s,transform .25s;overflow-y:auto;z-index:99}
  .nav-links.open{opacity:1;pointer-events:auto;transform:translateY(0)}
  .nav-links a{display:block;font-size:1rem;letter-spacing:.05em}
  .nav-links .cta{align-self:flex-start}
  .nav-drop{width:100%}
  .nav-drop-btn{font-size:1rem;width:100%;justify-content:space-between}
  .nav-drop-menu{position:static;transform:none;opacity:1;pointer-events:none;max-height:0;overflow:hidden;box-shadow:none;background:rgba(36,28,19,.03);width:100%;margin-top:0;padding:0 .9rem;transition:max-height .25s,padding .25s}
  .nav-drop.open .nav-drop-menu{pointer-events:auto;max-height:220px;padding:.5rem .9rem}
}

.nav-drop-menu a.on{background:rgba(168,118,63,.1);color:var(--ink)}

/* ─── STAT PILLS / HERO BUTTONS (shared with mineral-refining.html) ─── */
.hpills{display:flex;gap:0;justify-content:center;flex-wrap:wrap;margin-bottom:2.5rem;opacity:0;animation:fi .8s .3s forwards}
.pill{border:none;background:none;padding:0 1.6rem;text-align:center;border-left:1px solid rgba(36,28,19,.1)}
.pill:first-child{border-left:none}
.pill .pn{font-family:'Playfair Display',serif;font-size:1.6rem;color:var(--gold)}
.pill .pl{font-size:.65rem;letter-spacing:.1em;text-transform:uppercase;color:rgba(36,28,19,.35);margin-top:.1rem}
.hbtns{display:flex;gap:.9rem;flex-wrap:wrap;opacity:0;animation:fi .8s .5s forwards}
@keyframes fi{from{opacity:0}to{opacity:1}}

/* ─── REVEAL-ON-SCROLL ─── */
.rv{opacity:0;transform:translateY(18px);transition:opacity .7s,transform .7s}
.rv.v{opacity:1;transform:none}
.ey.v{opacity:1}

/* ─── FOCUS GRID (process/detail blocks) ─── */
.fr{display:grid;grid-template-columns:repeat(auto-fit,minmax(195px,1fr));gap:1rem;margin-top:.5rem}
.fc{border-top:1px solid rgba(36,28,19,.1);padding:1.4rem 0 0;opacity:0;transform:translateY(12px);transition:all .6s}
.fc.v{opacity:1;transform:none}
.fc h4{font-size:.88rem;font-weight:600;color:var(--ink);margin-bottom:.45rem}
.fc p{font-size:.78rem;color:rgba(36,28,19,.38);line-height:1.55}

/* ─── MANIFESTO / CLOSING LINE ─── */
#manifesto{background:var(--void);padding:7rem 3.5rem;text-align:center;border-top:1px solid rgba(36,28,19,.05);border-bottom:1px solid rgba(36,28,19,.05)}
.mt{font-size:clamp(1.3rem,2.5vw,2rem);color:rgba(36,28,19,.35);line-height:1.7;max-width:780px;margin:0 auto;font-style:italic}
.mt .ml{display:block;overflow:hidden}
.mt .ml span{display:block;transform:translateY(100%);transition:transform .75s cubic-bezier(.16,1,.3,1)}
.mt .ml.v span{transform:none}
.mt .ml:nth-child(2) span{transition-delay:.12s}
.mt .ml:nth-child(3) span{transition-delay:.24s}
.mt strong{color:var(--ink);font-style:normal;font-weight:600}

/* ─── HEADING LINE-REVEAL (h1 hero titles + .sh section headings) ─── */
h1 .ln{display:block;overflow:hidden}
h1 .ln span{display:block;transform:translateY(105%);animation:su .9s cubic-bezier(.16,1,.3,1) forwards}
h1 .ln:nth-child(1) span{animation-delay:.1s}
h1 .ln:nth-child(2) span{animation-delay:.25s}
h1 .ln:nth-child(3) span{animation-delay:.4s}
.sh .ln{display:block;overflow:hidden}
.sh .ln span{display:block;transform:translateY(100%);transition:transform .8s cubic-bezier(.16,1,.3,1)}
.sh.v .ln span{transform:none}
@keyframes su{from{transform:translateY(105%)}to{transform:translateY(0)}}