/* ============================================================
   虚無 · Ulquiorra Cifer — felles designsystem
   Void black · bone white · én emerald-grønn puls.
   Instrument (serif) · Hanken (brød) · Mono (etiketter)
   ============================================================ */

@font-face{font-family:'Instrument';src:url('fonts/instrument.woff2') format('woff2');font-weight:400;font-style:normal;font-display:swap}
@font-face{font-family:'Hanken';src:url('fonts/hanken.woff2') format('woff2');font-weight:100 900;font-display:swap}
@font-face{font-family:'Mono';src:url('fonts/mono.woff2') format('woff2');font-weight:300 700;font-display:swap}

:root{
  --void:#04060a;
  --abyss:#0a0f16;
  --abyss-2:#0d131c;
  --line:rgba(120,150,140,.14);
  --line-strong:rgba(120,150,140,.28);
  --bone:#eaefec;
  --bone-dim:#9aa6a0;
  --ash:#5c6b64;
  --emerald:#10b981;
  --mint:#34e0a1;
  --tear:#2dd4bf;
  --glow:0 0 22px rgba(52,224,161,.35);

  --serif:'Instrument',Georgia,'Times New Roman',serif;
  --sans:'Hanken',system-ui,-apple-system,sans-serif;
  --mono:'Mono',ui-monospace,'SF Mono',monospace;
  --ease:cubic-bezier(.22,1,.36,1);
  --wrap:1120px;
}

*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
html,body{overflow-x:hidden}
body{
  font-family:var(--sans);
  background:var(--void);
  color:var(--bone);
  line-height:1.62;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  min-height:100vh;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
::selection{background:rgba(16,185,129,.28);color:#fff}

.wrap{max-width:var(--wrap);margin-inline:auto;padding-inline:clamp(1.2rem,4vw,2.4rem)}
.narrow{max-width:760px}

/* ---------- Type ---------- */
.eyebrow{
  font-family:var(--mono);font-size:.74rem;font-weight:500;
  letter-spacing:.28em;text-transform:uppercase;color:var(--mint);
  display:inline-flex;align-items:center;gap:.75em;
}
.eyebrow::before{content:"";width:22px;height:1px;background:var(--emerald);opacity:.8}
.eyebrow.plain::before{display:none}

.display{font-family:var(--serif);font-weight:400;line-height:.94;letter-spacing:-.015em;
  font-size:clamp(3rem,1.8rem+8.5vw,8rem)}
h1,.h1{font-family:var(--serif);font-weight:400;line-height:1.0;letter-spacing:-.01em;
  font-size:clamp(2.4rem,1.6rem+4vw,4.4rem)}
h2,.h2{font-family:var(--serif);font-weight:400;line-height:1.05;letter-spacing:-.01em;
  font-size:clamp(1.9rem,1.3rem+2.4vw,3rem)}
h3,.h3{font-family:var(--serif);font-weight:400;font-size:clamp(1.3rem,1.05rem+1vw,1.7rem);line-height:1.15}
.serif-i{font-style:italic}
.lead{font-size:clamp(1.1rem,1.02rem+.55vw,1.32rem);color:var(--bone-dim);line-height:1.66;max-width:60ch;font-weight:330}
p{color:var(--bone-dim);font-weight:330}
p strong,.bone{color:var(--bone);font-weight:520}
.muted{color:var(--ash)}
.accent{color:var(--mint)}

.label{font-family:var(--mono);font-size:.72rem;letter-spacing:.2em;text-transform:uppercase;color:var(--ash)}

/* ---------- Nav ---------- */
.topnav{position:fixed;inset:0 0 auto 0;z-index:60;
  display:flex;align-items:center;justify-content:space-between;gap:1rem;
  padding:clamp(.9rem,1.6vw,1.3rem) clamp(1.2rem,4vw,2.4rem);
  border-bottom:1px solid transparent;
  transition:background .4s var(--ease),border-color .4s var(--ease),backdrop-filter .4s}
.topnav.scrolled{background:rgba(4,6,10,.72);border-bottom-color:var(--line);backdrop-filter:blur(12px) saturate(1.1)}
.brand{display:flex;align-items:center;gap:.7rem;font-family:var(--serif);font-size:1.15rem;letter-spacing:.02em}
.brand .iv{font-family:var(--mono);font-size:.66rem;letter-spacing:.24em;color:var(--mint);
  border:1px solid var(--line-strong);border-radius:3px;padding:.18em .45em;transform:translateY(-1px)}
.brand:hover .iv{border-color:var(--emerald);box-shadow:var(--glow)}
.navlinks{display:flex;align-items:center;gap:clamp(1rem,2.2vw,2rem)}
.navlinks a{font-family:var(--mono);font-size:.76rem;letter-spacing:.14em;text-transform:uppercase;color:var(--bone-dim);
  position:relative;padding:.3rem 0;transition:color .3s}
.navlinks a::after{content:"";position:absolute;left:0;right:100%;bottom:-2px;height:1px;background:var(--emerald);
  transition:right .35s var(--ease);box-shadow:var(--glow)}
.navlinks a:hover,.navlinks a[aria-current="page"]{color:var(--bone)}
.navlinks a:hover::after,.navlinks a[aria-current="page"]::after{right:0}
.navlinks a:focus-visible{outline:2px solid var(--emerald);outline-offset:4px;border-radius:2px}
.menu-btn{display:none;background:none;border:1px solid var(--line-strong);border-radius:4px;color:var(--bone);
  width:42px;height:38px;cursor:pointer;align-items:center;justify-content:center}
.menu-btn svg{width:20px;height:20px}

@media(max-width:820px){
  .menu-btn{display:inline-flex}
  .navlinks{position:fixed;inset:0 0 0 auto;width:min(78vw,320px);flex-direction:column;align-items:flex-start;
    justify-content:center;gap:1.4rem;padding:2rem 2.2rem;background:rgba(6,9,14,.96);backdrop-filter:blur(16px);
    border-left:1px solid var(--line);transform:translateX(100%);transition:transform .45s var(--ease);z-index:65}
  .navlinks.open{transform:translateX(0)}
  .navlinks a{font-size:1rem}
}

/* ---------- Hero ---------- */
.hero{position:relative;min-height:100svh;display:flex;align-items:flex-end;overflow:hidden}
.hero.center{align-items:center}
.hero-bg{position:absolute;inset:0;z-index:0;background-size:cover;background-position:center}
.hero-scrim{position:absolute;inset:0;z-index:1;background:
  linear-gradient(180deg,rgba(4,6,10,.55) 0%,rgba(4,6,10,.15) 32%,rgba(4,6,10,.55) 66%,rgba(4,6,10,.97) 100%),
  radial-gradient(90% 70% at 20% 80%,rgba(16,185,129,.10),transparent 60%)}
.hero .wrap{position:relative;z-index:3;width:100%;padding-block:clamp(6rem,16vh,10rem) clamp(3rem,8vh,5rem)}
.hero-name{margin:.4rem 0 .1rem}
.scrollcue{position:absolute;left:50%;bottom:1.6rem;z-index:4;translate:-50% 0;
  font-family:var(--mono);font-size:.66rem;letter-spacing:.24em;text-transform:uppercase;color:var(--ash);
  display:flex;flex-direction:column;align-items:center;gap:.5rem}
.scrollcue::after{content:"";width:1px;height:34px;background:linear-gradient(var(--emerald),transparent);animation:cue 2.4s var(--ease) infinite}
@keyframes cue{0%{transform:scaleY(0);transform-origin:top}45%{transform:scaleY(1);transform-origin:top}
  55%{transform:scaleY(1);transform-origin:bottom}100%{transform:scaleY(0);transform-origin:bottom}}

/* Page header (non-hero pages) */
.pagehead{position:relative;padding-top:clamp(7rem,14vh,10rem);padding-bottom:clamp(2.5rem,6vh,4rem);overflow:hidden}
.pagehead .kick{margin-bottom:1.4rem}

/* ---------- IV watermark ---------- */
.iv-mark{position:absolute;font-family:var(--serif);font-weight:400;line-height:1;color:transparent;
  -webkit-text-stroke:1px rgba(120,150,140,.10);pointer-events:none;user-select:none;z-index:1;
  font-size:min(52vw,640px);top:50%;left:50%;translate:-50% -50%}
.iv-mark.solid{-webkit-text-stroke:0;color:rgba(120,150,140,.05)}

/* ---------- Tear-track divider ---------- */
.tear{position:relative;height:64px;width:100%;display:flex;justify-content:center}
.tear::before,.tear::after{content:"";position:absolute;top:0;width:1px;height:100%;
  background:linear-gradient(var(--emerald),transparent)}
.tear::before{translate:-5px 0}.tear::after{translate:5px 0;opacity:.5}

/* ---------- Sections ---------- */
.section{padding-block:clamp(3.5rem,9vh,6.5rem);position:relative}
.section.tight{padding-block:clamp(2.5rem,6vh,4rem)}
.rule{height:1px;background:var(--line);border:0}
.kick{display:block;margin-bottom:1.1rem}

/* generic two-col */
.split{display:grid;grid-template-columns:1fr 1fr;gap:clamp(1.5rem,4vw,3.5rem);align-items:center}
.split.text-first{grid-template-columns:1.1fr .9fr}
@media(max-width:820px){.split,.split.text-first{grid-template-columns:1fr}}

.figbox{position:relative;border:1px solid var(--line);border-radius:6px;overflow:hidden;background:var(--abyss)}
.figbox img{width:100%;height:100%;object-fit:cover}
.figbox figcaption{position:absolute;left:0;right:0;bottom:0;padding:1rem 1.1rem;
  background:linear-gradient(transparent,rgba(4,6,10,.9));font-family:var(--mono);font-size:.7rem;
  letter-spacing:.16em;text-transform:uppercase;color:var(--bone-dim)}

/* ---------- Cards / grids ---------- */
.grid{display:grid;gap:clamp(1rem,2vw,1.5rem)}
.grid.g3{grid-template-columns:repeat(3,1fr)}
.grid.g2{grid-template-columns:repeat(2,1fr)}
@media(max-width:900px){.grid.g3{grid-template-columns:repeat(2,1fr)}}
@media(max-width:600px){.grid.g3,.grid.g2{grid-template-columns:1fr}}

.card{position:relative;background:var(--abyss);border:1px solid var(--line);border-radius:8px;
  padding:clamp(1.3rem,2.5vw,1.9rem);transition:border-color .4s var(--ease),transform .4s var(--ease),background .4s}
.card:hover{border-color:var(--line-strong);transform:translateY(-4px);background:var(--abyss-2)}
.card .es{font-family:var(--mono);font-size:.7rem;letter-spacing:.18em;text-transform:uppercase;color:var(--mint);display:block;margin-bottom:.7rem}
.card h3{margin-bottom:.5rem}
.card p{font-size:.96rem}
.card .no{position:absolute;top:1rem;right:1.2rem;font-family:var(--serif);font-size:1.4rem;color:var(--line-strong)}

/* link-card (nav to sections) */
.linkcard{display:flex;flex-direction:column;justify-content:flex-end;min-height:230px;position:relative;overflow:hidden;
  border:1px solid var(--line);border-radius:8px;padding:1.4rem;isolation:isolate;transition:border-color .4s,transform .4s var(--ease)}
.linkcard .lc-bg{position:absolute;inset:0;z-index:-2;background-size:cover;background-position:center;
  filter:grayscale(.2) brightness(.6);transition:transform .6s var(--ease),filter .5s}
.linkcard::after{content:"";position:absolute;inset:0;z-index:-1;
  background:linear-gradient(180deg,rgba(4,6,10,.2),rgba(4,6,10,.92))}
.linkcard:hover{border-color:var(--emerald);transform:translateY(-4px)}
.linkcard:hover .lc-bg{transform:scale(1.06);filter:grayscale(0) brightness(.72)}
.linkcard .es{font-family:var(--mono);font-size:.68rem;letter-spacing:.2em;text-transform:uppercase;color:var(--mint)}
.linkcard h3{margin:.4rem 0 .2rem}
.linkcard .go{font-family:var(--mono);font-size:.72rem;letter-spacing:.1em;color:var(--bone-dim);display:inline-flex;gap:.5em;transition:gap .3s var(--ease),color .3s}
.linkcard:hover .go{gap:.9em;color:var(--bone)}
.linkcard:focus-visible{outline:2px solid var(--emerald);outline-offset:3px}

/* ---------- Data table (mono) ---------- */
.data{width:100%;border-collapse:collapse;font-family:var(--mono);font-size:.86rem}
.data tr{border-bottom:1px solid var(--line)}
.data tr:first-child{border-top:1px solid var(--line)}
.data th{text-align:left;font-weight:500;letter-spacing:.12em;text-transform:uppercase;font-size:.7rem;color:var(--ash);
  padding:.95rem 1rem .95rem 0;vertical-align:top;white-space:nowrap;width:42%}
.data td{padding:.95rem 0;color:var(--bone);vertical-align:top}
.data td .accent{color:var(--mint)}

/* ---------- Quote ---------- */
.quote{font-family:var(--serif);font-size:clamp(1.6rem,1.2rem+2.4vw,2.9rem);line-height:1.25;letter-spacing:-.01em;
  color:var(--bone);max-width:22ch}
blockquote{border:0;margin:0}
.quote .q-mark{color:var(--emerald)}
.cite{font-family:var(--mono);font-size:.74rem;letter-spacing:.16em;text-transform:uppercase;color:var(--ash);margin-top:1.4rem;display:block}
.pullquote{padding-block:clamp(3rem,8vh,6rem);text-align:center}
.pullquote .quote{margin-inline:auto;text-align:center;max-width:26ch}

/* ---------- Buttons / links ---------- */
.btn{font-family:var(--mono);font-size:.8rem;letter-spacing:.08em;display:inline-flex;align-items:center;gap:.6em;
  padding:.9em 1.5em;border-radius:4px;transition:transform .2s var(--ease),box-shadow .3s,background .3s,color .3s,border-color .3s;cursor:pointer}
.btn-primary{background:var(--emerald);color:#03130d;font-weight:600;box-shadow:0 0 0 rgba(52,224,161,0)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 0 26px rgba(52,224,161,.5)}
.btn-ghost{border:1px solid var(--line-strong);color:var(--bone)}
.btn-ghost:hover{border-color:var(--emerald);color:var(--mint);transform:translateY(-2px)}
.btn:focus-visible{outline:2px solid var(--emerald);outline-offset:3px}
.arrow-link{font-family:var(--mono);font-size:.78rem;letter-spacing:.1em;color:var(--mint);display:inline-flex;gap:.5em;align-items:center;transition:gap .3s var(--ease)}
.arrow-link:hover{gap:.85em}
.arrow-link:focus-visible{outline:2px solid var(--emerald);outline-offset:3px;border-radius:2px}

/* ---------- Ambient green ash ---------- */
.ash-field{position:absolute;inset:0;z-index:2;pointer-events:none;overflow:hidden}
.mote{position:absolute;bottom:-10px;width:3px;height:3px;border-radius:50%;background:var(--mint);
  box-shadow:0 0 6px var(--mint);opacity:0;animation:rise linear infinite}
@keyframes rise{
  0%{transform:translateY(0) translateX(0);opacity:0}
  12%{opacity:.9}
  70%{opacity:.5}
  100%{transform:translateY(-108vh) translateX(40px);opacity:0}
}

/* ---------- Footer ---------- */
.foot{border-top:1px solid var(--line);padding-block:clamp(3rem,7vh,5rem) 2.4rem;margin-top:clamp(3rem,8vh,6rem);position:relative;overflow:hidden}
.foot .fq{font-family:var(--serif);font-size:clamp(1.4rem,1.1rem+1.4vw,2rem);color:var(--bone);max-width:26ch;line-height:1.3}
.foot-grid{display:flex;flex-wrap:wrap;gap:2rem;justify-content:space-between;align-items:flex-end;margin-top:2.6rem}
.foot-nav{display:flex;flex-wrap:wrap;gap:.4rem 1.4rem}
.foot-nav a{font-family:var(--mono);font-size:.74rem;letter-spacing:.12em;text-transform:uppercase;color:var(--bone-dim);transition:color .3s}
.foot-nav a:hover{color:var(--mint)}
.foot .fine{font-family:var(--mono);font-size:.68rem;letter-spacing:.06em;color:var(--ash);line-height:1.8;max-width:64ch;margin-top:2.2rem}
.foot .fine a{color:var(--bone-dim);text-decoration:underline;text-underline-offset:3px}

/* ---------- Reveal on scroll ---------- */
[data-rise]{opacity:0;transform:translateY(22px);transition:opacity .9s var(--ease),transform .9s var(--ease)}
[data-rise].in{opacity:1;transform:none}

/* ---------- Reduced motion ---------- */
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;scroll-behavior:auto!important}
  [data-rise]{opacity:1;transform:none;transition:none}
  .mote{display:none}
}