/* ============================================================
   BLACKBURN CREATIVE — "More Than This"
   Surface (serif / warm) → System (mono / electric)
   ============================================================ */

:root{
  /* canvas */
  --bg:        #07090b;
  --bg-soft:   #0d1013;
  --paper:     #f3efe6;
  /* ink */
  --ink:       #f3efe6;
  --ink-dim:   #8b9088;
  --ink-faint: #4c524d;
  /* signal — the green that lives in both worlds */
  --signal:    #b6ff3d;
  --signal-deep:#7ec23a;
  --sage:      #7a9e8e;
  --rose:      #e0a3a3;
  /* type */
  --serif: 'Sora', 'Space Grotesk', sans-serif; /* futuristic display */
  --sans:  'Space Grotesk', system-ui, sans-serif;
  --mono:  'JetBrains Mono', ui-monospace, monospace;
  /* motion */
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-io: cubic-bezier(0.65, 0.05, 0.36, 1);
  /* layout */
  --pad: clamp(1.25rem, 4vw, 4.5rem);
}

*{ margin:0; padding:0; box-sizing:border-box; }
html{ -webkit-font-smoothing:antialiased; text-rendering:optimizeLegibility; }

body{
  background:var(--bg);
  color:var(--ink);
  font-family:var(--sans);
  font-weight:300;
  line-height:1.5;
  overflow-x:hidden;
  cursor:none;
}
@media (hover:none){ body{ cursor:auto; } }

::selection{ background:var(--signal); color:#07090b; }
a{ color:inherit; text-decoration:none; }
[data-mono]{ font-family:var(--mono); font-weight:400; letter-spacing:0.04em; }

/* ---------- WEBGL + GRAIN ---------- */
#gl{
  position:fixed; inset:0; width:100%; height:100%;
  z-index:0; pointer-events:none;
  background:#07090b url("../assets/img/hero.png") center/cover no-repeat; /* no-WebGL fallback */
}
#cosmos{
  position:fixed; top:0; left:0; width:100vw; height:100vh; height:100lvh; z-index:0; pointer-events:none;
  background:#04050a url("../assets/img/cosmos.webp") center/cover no-repeat;
  opacity:1; will-change:filter;
}
@media (orientation:portrait){ #cosmos{ background-image:url("../assets/img/cosmos-portrait.webp"); } }
#gl3d{
  position:fixed; top:0; left:0; width:100vw; height:100vh; height:100lvh;
  z-index:1; pointer-events:none; opacity:0;
}
.grain{
  position:fixed; inset:-50%; z-index:2; pointer-events:none; opacity:.05;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  animation:grain 6s steps(6) infinite;
}
@keyframes grain{
  0%,100%{transform:translate(0,0)} 20%{transform:translate(-4%,3%)}
  40%{transform:translate(3%,-4%)} 60%{transform:translate(-3%,2%)} 80%{transform:translate(2%,3%)}
}

main{ position:relative; z-index:2; }

/* ---------- PRELOADER ---------- */
.preloader{
  position:fixed; inset:0; z-index:200; background:var(--bg);
  display:flex; align-items:flex-end; justify-content:center; padding:var(--pad);
}
.preloader__inner{ width:min(560px,90vw); }
.preloader__row{ display:flex; justify-content:space-between; align-items:baseline; font-family:var(--mono); font-size:.8rem; color:var(--ink-dim); margin-bottom:.9rem; }
.preloader__count{ color:var(--signal); font-size:clamp(2.5rem,9vw,5rem); font-weight:700; line-height:1; }
.preloader__bar{ height:1px; background:var(--ink-faint); position:relative; overflow:hidden; }
.preloader__fill{ position:absolute; inset:0; transform-origin:left; transform:scaleX(0); background:var(--signal); }
.preloader__status{ margin-top:1rem; font-size:.72rem; color:var(--ink-dim); min-height:1em; }
/* glyph-scramble characters (loader + headings/text site-wide) */
.dud{ color:var(--signal); opacity:.85; }
.preloader.is-done{ transform:translateY(-100%); transition:transform 1.1s var(--ease); }

/* ---------- CURSOR ---------- */
.cursor{ position:fixed; top:0; left:0; z-index:300; pointer-events:none; mix-blend-mode:difference; will-change:transform; }
.cursor__dot{ position:absolute; width:6px; height:6px; border-radius:50%; background:#fff; transform:translate(-50%,-50%); }
.cursor__ring{ position:absolute; width:38px; height:38px; border:1px solid #fff; border-radius:50%; transform:translate(-50%,-50%) scale(1); transition:width .3s var(--ease), height .3s var(--ease), opacity .3s; }
.cursor.is-hover .cursor__ring{ width:64px; height:64px; opacity:.6; }
.cursor.is-hover .cursor__dot{ opacity:0; }
@media (hover:none){ .cursor{ display:none; } }

/* ---------- NAV ---------- */
.nav{
  position:fixed; top:0; left:0; width:100%; z-index:100;
  display:flex; align-items:center; justify-content:space-between;
  padding:clamp(1rem,2.5vw,1.6rem) var(--pad);
  mix-blend-mode:difference;
}
.nav__logo{ font-family:var(--serif); font-size:1.35rem; letter-spacing:-.01em; display:flex; align-items:center; }
.nav__b{ color:var(--signal); font-weight:500; }
.nav__creative{ color:var(--ink-dim); }
.nav__links{ display:flex; gap:clamp(1rem,2.5vw,2.2rem); align-items:center; font-size:.82rem; }
.nav__links a{ position:relative; color:var(--ink); opacity:.75; transition:opacity .3s; }
.nav__links a:hover{ opacity:1; }
.nav__cta{ border:1px solid var(--ink-dim); padding:.5rem .9rem; border-radius:100px; opacity:1 !important; }
.nav__cta:hover{ background:var(--signal); color:#07090b; border-color:var(--signal); }
@media (max-width:640px){ .nav__links a:not(.nav__cta){ display:none; } .nav__word{display:none;} }

/* ---------- HERO ---------- */
.hero{
  min-height:100svh; padding:var(--pad);
  display:flex; flex-direction:column; justify-content:space-between;
  padding-top:clamp(6rem,14vh,10rem);
}
.hero__meta{ display:flex; justify-content:space-between; font-size:.72rem; color:var(--ink-dim); }
.hero__title{
  font-family:var(--serif); font-weight:400; line-height:.96; letter-spacing:-.035em;
  font-size:clamp(3rem,12vw,11rem);
  margin:auto 0;
}
.hero__title .line{ display:block; }
.dud{ display:inline-block; } /* keep scramble glyphs on the baseline, no clip */
.line--serif{ font-family:var(--serif); font-style:normal; font-weight:500; color:var(--signal); }
.hero__foot{ display:flex; justify-content:space-between; align-items:flex-end; gap:2rem; flex-wrap:wrap; }
.hero__sub{ max-width:38ch; color:var(--ink-dim); font-size:clamp(.95rem,1.4vw,1.15rem); line-height:1.6; }
.scroll-hint{ display:flex; align-items:center; gap:.8rem; font-size:.72rem; color:var(--ink-dim); white-space:nowrap; }
.scroll-hint__line{ width:60px; height:1px; background:var(--ink-dim); position:relative; overflow:hidden; }
.scroll-hint__line::after{ content:''; position:absolute; inset:0; background:var(--signal); transform:translateX(-100%); animation:sweep 2.2s var(--ease-io) infinite; }
@keyframes sweep{ 0%{transform:translateX(-100%)} 50%{transform:translateX(0)} 100%{transform:translateX(100%)} }

/* ---------- MANIFESTO ---------- */
.manifesto{ padding:clamp(8rem,24vh,20rem) var(--pad); }
.manifesto__text{ max-width:1400px; }
.manifesto__kicker{ font-size:.78rem; color:var(--signal); margin-bottom:2.5rem; }
.manifesto__text{
  font-family:var(--serif); font-weight:300; letter-spacing:-.02em;
  font-size:clamp(1.8rem,5.2vw,4.6rem); line-height:1.12;
}
.manifesto__text span{ display:block; }
.manifesto__text .dim{ color:var(--ink-faint); }
.manifesto__text em{ font-style:normal; font-weight:500; color:var(--signal); }

/* ---------- WORK GALLERY ---------- */
.work{ padding:clamp(5rem,10vh,9rem) var(--pad); background:rgba(7,9,11,.62); border-top:1px solid rgba(182,255,61,.14); }
.work__head{ display:grid; grid-template-columns:1.1fr 1fr; gap:2rem; align-items:end; margin-bottom:clamp(3rem,7vw,6rem); }
.work__kicker{ font-size:.78rem; color:var(--signal); grid-column:1/-1; margin-bottom:1rem; }
.work__title{ font-family:var(--serif); font-weight:300; font-size:clamp(2rem,6vw,5rem); line-height:1; letter-spacing:-.02em; }
.work__title .hl{ font-style:italic; color:var(--signal); }
.work__intro{ color:var(--ink-dim); max-width:42ch; font-size:clamp(.95rem,1.3vw,1.1rem); line-height:1.6; padding-bottom:.6rem; }
@media (max-width:820px){ .work__head{ grid-template-columns:1fr; } }

.work__grid{ display:grid; grid-template-columns:repeat(6,1fr); gap:clamp(1rem,2vw,1.8rem); }
.card{ grid-column:span 2; margin:0; position:relative; perspective:1000px; }
.card--wide{ grid-column:span 4; }
.card--tall .card__frame{ aspect-ratio:3/4; }
.card:nth-child(even){ transform:translateY(clamp(1rem,4vw,3.5rem)); } /* asymmetry */
.card__frame{
  position:relative; overflow:hidden; aspect-ratio:4/3; border-radius:2px;
  background:var(--bg-soft); border:1px solid rgba(255,255,255,.06);
  transform-style:preserve-3d; transition:transform .5s var(--ease), box-shadow .5s;
  will-change:transform;
}
.card:hover .card__frame{ box-shadow:0 30px 70px -30px rgba(0,0,0,.8), 0 0 50px -20px rgba(182,255,61,.35); }
.card--wide .card__frame{ aspect-ratio:16/10; }
.card__media{ position:absolute; inset:-8% 0; width:100%; height:116%; will-change:transform; }
.card__img,.card__ghost{ position:absolute; inset:0; width:100%; height:100%; object-fit:cover; will-change:transform; }
.card__img{ filter:saturate(1.05) contrast(1.02); transition:filter .6s; transform:scale(1.12); }
.card:hover .card__img{ filter:saturate(1.28) contrast(1.06); }
.card__ghost{ /* superposition layer — separates + hue-shifts on hover */
  opacity:0; mix-blend-mode:screen; filter:hue-rotate(-22deg) saturate(1.6) brightness(1.1);
  transition:opacity .45s var(--ease); transform:scale(1.12);
}
.card:hover .card__ghost{ opacity:.5; }
.card__frame::after{ /* signal sweep on hover */
  content:''; position:absolute; inset:0; z-index:2; background:linear-gradient(120deg,transparent 40%,rgba(182,255,61,.18) 50%,transparent 60%);
  transform:translateX(-120%); transition:transform .9s var(--ease); mix-blend-mode:screen; pointer-events:none;
}
.card:hover .card__frame::after{ transform:translateX(120%); }
.card__frame::before{ content:''; position:absolute; inset:0; z-index:3; box-shadow:inset 0 0 0 1px rgba(182,255,61,0); transition:box-shadow .5s; pointer-events:none; }
.card:hover .card__frame::before{ box-shadow:inset 0 0 0 1px rgba(182,255,61,.45); }
.card__meta{ display:flex; flex-direction:column; gap:.35rem; padding:1.1rem .2rem 0; }
.card__num{ font-size:.72rem; color:var(--signal); }
.card__name{ font-family:var(--serif); font-size:clamp(1.1rem,1.8vw,1.6rem); font-weight:400; letter-spacing:-.01em; line-height:1.15; }
.card__desc{ color:var(--ink-dim); font-size:clamp(.82rem,1vw,.92rem); line-height:1.5; max-width:40ch; }
@media (max-width:820px){
  .work__grid{ grid-template-columns:repeat(2,1fr); }
  .card,.card--wide{ grid-column:span 1; }
  .card:nth-child(even){ transform:none; }
}
@media (max-width:540px){
  .work__grid{ grid-template-columns:1fr; }
}

/* ---------- PROOF ---------- */
.proof{ padding:clamp(8rem,18vh,16rem) var(--pad); }
.proof__kicker{ font-size:.78rem; color:var(--signal); margin-bottom:clamp(2.5rem,6vw,5rem); }
.proof__grid{ display:grid; grid-template-columns:repeat(4,1fr); gap:clamp(1.5rem,3vw,3rem); }
.stat{ border-top:1px solid var(--ink-faint); padding-top:1.2rem; }
.stat__num{ display:block; font-family:var(--serif); font-weight:300; font-size:clamp(3rem,9vw,8rem); line-height:.9; letter-spacing:-.03em; }
.stat__label{ display:block; margin-top:.8rem; font-family:var(--mono); font-size:.72rem; color:var(--ink-dim); text-transform:uppercase; letter-spacing:.08em; }
@media (max-width:760px){ .proof__grid{ grid-template-columns:repeat(2,1fr); gap:2.5rem 1.5rem; } }

/* ---------- CONTACT ---------- */
.contact{ position:relative; min-height:100svh; padding:clamp(4rem,10vh,8rem) var(--pad); display:flex; flex-direction:column; justify-content:center; }
.contact__kicker{ font-size:.78rem; color:var(--signal); margin-bottom:2rem; }
.contact__title{ font-family:var(--serif); font-weight:400; line-height:.96; letter-spacing:-.035em; font-size:clamp(3.2rem,14vw,13rem); }
.contact__title span{ display:block; overflow:hidden; }
.contact__cta{
  margin-top:clamp(2.5rem,6vw,5rem); display:inline-flex; align-items:center; gap:1rem;
  font-size:clamp(1rem,2.4vw,1.6rem); border-bottom:1px solid var(--ink-faint);
  padding-bottom:.6rem; align-self:flex-start; transition:border-color .4s, gap .4s;
}
.contact__cta:hover{ border-color:var(--signal); gap:1.6rem; color:var(--signal); }
.contact__arrow{ transition:transform .4s var(--ease); }
.contact__cta:hover .contact__arrow{ transform:translateX(8px); }
.footer{ margin-top:auto; padding-top:clamp(4rem,10vh,8rem); display:flex; justify-content:space-between; gap:1rem; flex-wrap:wrap; font-size:.72rem; color:var(--ink-faint); }

/* ---------- REVEAL UTILITIES ---------- */
[data-split] > span,[data-line]{ will-change:transform; }
[data-fade]{ opacity:0; }
.no-js [data-fade]{ opacity:1; }

/* ---------- DISCIPLINE CHAPTERS (one section each) ---------- */
.chapter{ min-height:84vh; display:flex; align-items:center; padding:clamp(5rem,14vh,11rem) var(--pad); }
.chapter__inner{ max-width:600px; }
.chapter--left  .chapter__inner{ margin-right:auto; }
.chapter--right .chapter__inner{ margin-left:auto; text-align:right; }
.chapter--center{ justify-content:center; text-align:center; min-height:72vh; }
.chapter--center .chapter__inner{ max-width:none; }
.chapter__kicker{ font-size:.8rem; color:var(--signal); margin-bottom:1.6rem; }
.chapter__title{ font-family:var(--serif); font-weight:300; font-size:clamp(2.2rem,7vw,5.5rem); line-height:1; letter-spacing:-.02em; }
.chapter__title .hl{ font-style:normal; font-weight:500; color:var(--signal); }
.chapter__num{ display:block; font-size:.8rem; color:var(--signal); margin-bottom:1.3rem; letter-spacing:.08em; }
.chapter__name{ font-family:var(--serif); font-weight:300; font-size:clamp(2.4rem,7.5vw,5.5rem); line-height:1.02; letter-spacing:-.02em; }
.chapter__desc{ margin-top:1.6rem; color:var(--ink-dim); font-size:clamp(1rem,1.6vw,1.3rem); line-height:1.55; max-width:38ch; }
.chapter--right .chapter__desc{ margin-left:auto; }
@media (max-width:720px){
  .chapter{ min-height:74vh; }
  .chapter--right .chapter__inner{ text-align:left; margin-left:0; }
  .chapter--right .chapter__desc{ margin-left:0; }
  .chapter__desc{ color:var(--ink); }            /* lift the dim desc on mobile */
  .manifesto__text .dim{ color:var(--ink-dim); } /* the faint line was invisible */
  /* no overlay — strong text-shadow carries legibility over the crystal */
  .hero__title,.manifesto__text,.chapter__title,.chapter__name,.chapter__desc,
  .contact__title,.stat__num,.stat__label,.hero__sub{
    text-shadow:0 2px 22px rgba(0,0,0,.92), 0 0 8px rgba(0,0,0,.75);
  }
}
[data-reveal]{ opacity:0; }

/* legibility of large type over the live 3D scene */
.hero__title,.manifesto__text,.chapter__title,.chapter__name,.contact__title,.stat__num{ text-shadow:0 6px 50px rgba(0,0,0,.5); }