:root{
  --bg0:#070a14;
  --bg1:#0a1024;
  --paper-solid:#f5f1e8;
  --paper:rgba(245,241,232,.92);
  --ink:#0b0f1a;
  --panel:rgba(245,241,232,.08);
  --panel2:rgba(245,241,232,.11);
  --text:rgba(245,241,232,.96);
  --muted:rgba(245,241,232,.78);
  --muted2:rgba(245,241,232,.62);
  --line:rgba(245,241,232,.16);
  --accent:#d1495b;
  --accent2:#2b59c3;
  --danger:#ff5e7a;
  --shadow:0 18px 60px rgba(0,0,0,.55);
  --radius:16px;
  --radius2:22px;
  --max:1100px;
  --display:"Arial Narrow","Franklin Gothic Medium","Trebuchet MS",sans-serif;
  --sans:"Trebuchet MS","Gill Sans","Segoe UI",sans-serif;
  --mono:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,"Liberation Mono","Courier New",monospace;
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font:16px/1.55 var(--sans);
  letter-spacing:.01em;
  color:var(--text);
  background-color:var(--bg1);
  background-image:url('/assets/poster-bg.png');
  background-size:cover;
  background-position:center;
  background-attachment:fixed;
}

body::before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  background:
    radial-gradient(1200px 720px at 50% 12%, rgba(0,0,0,.22), transparent 58%),
    radial-gradient(900px 700px at 50% 92%, rgba(0,0,0,.34), transparent 58%),
    linear-gradient(180deg, rgba(0,0,0,.12), rgba(0,0,0,.22));
  mix-blend-mode:multiply;
  opacity:.95;
}

body > *{position:relative;z-index:1}

a{color:inherit;text-decoration:none}
a:hover{text-decoration:underline}

code{font-family:var(--mono);font-size:.95em;color:rgba(245,241,232,.94)}

.site-header{
  position:sticky;
  top:0;
  z-index:10;
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:14px 18px;
  border-bottom:1px solid rgba(245,241,232,.09);
  background:rgba(7,10,20,.64);
  backdrop-filter:blur(12px);
}

.brand{
  display:flex;
  align-items:center;
  gap:10px;
  font-family:var(--display);
  font-weight:700;
  letter-spacing:.08em;
  text-transform:uppercase;
}
.brand-center{justify-content:center;margin-bottom:10px}
.brand-mark{
  width:14px;
  height:14px;
  border-radius:6px;
  background:linear-gradient(135deg, var(--accent), var(--accent2));
  box-shadow:0 0 0 3px rgba(245,241,232,.10);
}

.nav{display:flex;align-items:center;gap:14px}
.nav a{
  color:var(--muted);
  font-family:var(--display);
  font-size:.9rem;
  letter-spacing:.08em;
  text-transform:uppercase;
}
.nav a:hover{color:var(--text);text-decoration:none}

.nav-toggle{
  display:none;
  width:44px;
  height:40px;
  border-radius:12px;
  border:1px solid rgba(245,241,232,.16);
  background:rgba(245,241,232,.06);
  color:var(--text);
}
.nav-toggle span{
  display:block;
  height:2px;
  margin:6px 10px;
  border-radius:2px;
  background:rgba(245,241,232,.82);
}

.hero{position:relative;overflow:hidden}
.hero-bg{
  position:absolute;
  inset:-2px;
  background:
    radial-gradient(circle at 18% 18%, rgba(209,73,91,.26), transparent 56%),
    radial-gradient(circle at 76% 14%, rgba(43,89,195,.22), transparent 60%),
    radial-gradient(circle at 52% 120%, rgba(0,0,0,.30), transparent 55%),
    linear-gradient(180deg, rgba(245,241,232,.06), rgba(245,241,232,0));
  filter:saturate(1.06);
}
.hero::after{
  content:"";
  position:absolute;
  inset:10px;
  border-radius:18px;
  border:1px solid rgba(245,241,232,.16);
  box-shadow:inset 0 0 0 1px rgba(0,0,0,.18);
  pointer-events:none;
  opacity:.95;
}
.hero-inner{
  position:relative;
  max-width:var(--max);
  margin:0 auto;
  padding:78px 18px 38px;
}
.kicker{
  color:var(--muted2);
  font-family:var(--mono);
  font-size:.92rem;
  letter-spacing:.16em;
  text-transform:uppercase;
}
.hero h1{
  margin:10px 0 8px;
  max-width:12ch;
  font-family:var(--display);
  font-size:clamp(2.3rem, 4.7vw, 3.7rem);
  line-height:1.02;
  letter-spacing:.05em;
  text-transform:uppercase;
  text-shadow:0 10px 32px rgba(0,0,0,.34);
}
.lead{max-width:62ch;color:var(--muted);margin:0 0 18px}

.cta{display:flex;gap:12px;flex-wrap:wrap;margin:18px 0 22px}

.btn{
  position:relative;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:10px;
  overflow:hidden;
  padding:10px 14px;
  border-radius:14px;
  border:1px solid rgba(245,241,232,.18);
  background:linear-gradient(135deg, rgba(209,73,91,.22), rgba(43,89,195,.18));
  color:var(--text);
  box-shadow:0 10px 34px rgba(0,0,0,.22);
  font-family:var(--display);
  font-weight:700;
  letter-spacing:.06em;
  text-decoration:none;
  text-transform:uppercase;
}
.btn::after{
  content:"";
  position:absolute;
  inset:-40% -30%;
  pointer-events:none;
  background:repeating-linear-gradient(25deg, rgba(245,241,232,.12) 0, rgba(245,241,232,.12) 1px, transparent 1px, transparent 10px);
  opacity:.16;
  transform:translateY(-10%);
}
.btn:hover{text-decoration:none;filter:brightness(1.05)}
.btn-ghost{
  background:rgba(245,241,232,.07);
  box-shadow:none;
}
.btn-danger{
  background:rgba(255,94,122,.14);
  border-color:rgba(255,94,122,.32);
}
.btn-block{width:100%}

.hero-metrics{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:18px}
.metric{
  border:1px solid rgba(245,241,232,.12);
  background:rgba(245,241,232,.05);
  border-radius:var(--radius);
  padding:12px 12px 11px;
}
.metric-top{color:var(--muted2);font-size:.9rem}
.metric-main{font-size:1.1rem;font-weight:700;margin-top:3px}
.metric-sub{color:var(--muted2);font-size:.92rem;margin-top:2px}

.section{max-width:var(--max);margin:0 auto;padding:34px 18px}
.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:14px;
  margin-bottom:14px;
  flex-wrap:wrap;
}
.section-head h2,.section-head h1{margin:0}
.section-head h2,
.section-head h1,
.card h3,
.card-title,
.panel h1,
.tool-subhead,
.metric-main{
  font-family:var(--display);
  letter-spacing:.05em;
  text-transform:uppercase;
}
.section-head p{margin:0;color:var(--muted);max-width:64ch}

.grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.grid-2{grid-template-columns:repeat(2,1fr)}

.card{
  position:relative;
  border:1px solid rgba(245,241,232,.14);
  background:linear-gradient(180deg, rgba(245,241,232,.06), rgba(245,241,232,.04));
  border-radius:var(--radius2);
  padding:16px 16px 14px;
  box-shadow:var(--shadow);
}
.card::before{
  content:"";
  position:absolute;
  inset:10px;
  border-radius:18px;
  border:1px solid rgba(245,241,232,.14);
  pointer-events:none;
  opacity:.85;
}
.card::after{
  content:"";
  position:absolute;
  inset:0;
  border-radius:var(--radius2);
  pointer-events:none;
  background:
    radial-gradient(900px 220px at 20% 0%, rgba(245,241,232,.06), transparent 60%),
    radial-gradient(900px 240px at 90% 0%, rgba(245,241,232,.05), transparent 60%),
    radial-gradient(800px 260px at 50% 120%, rgba(0,0,0,.22), transparent 60%);
  opacity:.9;
}
.card-wide{grid-column:span 2}
.card h3{margin:0 0 6px}
.card p{margin:0 0 10px;color:var(--muted)}
.card-title{margin:0 0 10px;font-size:1.12rem}

.bullets{margin:0;padding-left:18px;color:var(--muted2)}
.bullets li{margin:4px 0}

.row{display:flex;gap:10px;align-items:center;flex-wrap:wrap}

.tag-row{display:flex;gap:8px;flex-wrap:wrap}
.tag{
  padding:6px 8px;
  border-radius:999px;
  border:1px solid rgba(245,241,232,.16);
  background:rgba(0,0,0,.18);
  color:rgba(245,241,232,.92);
  font-family:var(--mono);
  font-size:.85rem;
}

.callout{
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:12px;
  flex-wrap:wrap;
  border:1px solid rgba(245,241,232,.12);
  background:linear-gradient(180deg, rgba(245,241,232,.07), rgba(245,241,232,.04));
  border-radius:var(--radius2);
  padding:16px;
}
.callout h3{margin:0 0 4px}
.callout p{margin:0;color:var(--muted)}

.footer{padding:26px 18px 40px;color:var(--muted2)}
.footer-tight{padding-top:14px}
.footer-inner{
  max-width:var(--max);
  margin:0 auto;
  display:flex;
  gap:10px;
  align-items:center;
  justify-content:center;
  flex-wrap:wrap;
}
.footer-sep{opacity:.6}

.page-centered{display:grid;place-items:center;padding:26px}
.panel{
  position:relative;
  width:min(520px, 100%);
  border:1px solid rgba(245,241,232,.14);
  background:linear-gradient(180deg, rgba(245,241,232,.07), rgba(245,241,232,.04));
  border-radius:24px;
  padding:18px;
  box-shadow:var(--shadow);
}
.panel::before{
  content:"";
  position:absolute;
  inset:10px;
  border-radius:18px;
  border:1px solid rgba(245,241,232,.14);
  pointer-events:none;
  opacity:.85;
}
.panel h1{margin:8px 0 6px}
.muted{color:var(--muted)}

.form{margin-top:12px}
.form.compact{margin-top:0}
.field{display:grid;gap:6px;margin:10px 0}
.field span{color:var(--muted2);font-size:.92rem}
input{
  width:100%;
  padding:10px 12px;
  border-radius:14px;
  border:1px solid rgba(245,241,232,.18);
  background:rgba(0,0,0,.20);
  color:var(--text);
  outline:none;
}
input:focus{border-color:rgba(43,89,195,.65);box-shadow:0 0 0 4px rgba(43,89,195,.18)}

.form-row{display:flex;justify-content:space-between;gap:12px;margin-top:10px;flex-wrap:wrap}
.link{background:none;border:none;padding:0;color:var(--muted);cursor:pointer;font:inherit}
.link:hover{color:var(--text);text-decoration:underline}
.link-danger{color:rgba(255,94,122,.82)}
.link-danger:hover{color:rgba(255,94,122,1)}

.notice{min-height:1.2em;margin:12px 0 0;color:var(--muted)}
.notice.ok{color:rgba(245,241,232,.95)}
.notice.bad{color:rgba(255,94,122,.92)}

.tiny{
  margin-top:14px;
  padding-top:12px;
  border-top:1px solid rgba(245,241,232,.12);
  color:var(--muted2);
  font-size:.92rem;
}
.tiny-row{display:flex;gap:10px;align-items:center;margin:6px 0}
.dot{
  width:10px;
  height:10px;
  border-radius:999px;
  border:1px solid rgba(245,241,232,.44);
  background:rgba(209,73,91,.24);
}

.outputs{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;margin-top:6px}
.output{
  border:1px solid rgba(245,241,232,.14);
  background:rgba(0,0,0,.18);
  border-radius:16px;
  padding:10px 10px 9px;
}
.output-label{
  display:block;
  color:var(--muted2);
  font-family:var(--mono);
  font-size:.82rem;
  letter-spacing:.06em;
  text-transform:uppercase;
}
.output-value{display:block;font-weight:750;margin-top:4px}

.notes{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.note{
  border:1px solid rgba(245,241,232,.12);
  background:rgba(0,0,0,.16);
  border-radius:18px;
  padding:12px;
}
.note-title{font-weight:720;margin-bottom:6px}
.note-body{color:var(--muted);font-size:.98rem}

@media (max-width: 980px){
  .grid{grid-template-columns:repeat(2,1fr)}
  .hero-metrics{grid-template-columns:1fr}
  .card-wide{grid-column:span 2}
  .notes{grid-template-columns:1fr}
}

.grid-mini{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}
.tool-split{display:grid;grid-template-columns:1.05fr .95fr;gap:14px;margin-top:10px}
.tool-col{min-width:0}
.tool-subhead{margin:12px 0 8px;font-size:1.02rem}

.outputs-3{grid-template-columns:repeat(3,1fr)}

.tableish{
  margin-top:12px;
  overflow:hidden;
  border:1px solid rgba(245,241,232,.14);
  border-radius:18px;
  background:rgba(0,0,0,.14);
}
.tr{
  display:grid;
  grid-template-columns:64px 1fr 1fr 1fr 1fr;
  gap:0;
  border-top:1px solid rgba(245,241,232,.12);
}
.tr:first-child{
  border-top:none;
  background:rgba(245,241,232,.06);
}
.th,.td{padding:10px 10px 9px}
.th{
  color:var(--muted2);
  font-family:var(--mono);
  font-size:.82rem;
  letter-spacing:.08em;
  text-transform:uppercase;
}
.td{color:var(--text);font-weight:650}

.packet{
  min-height:140px;
  margin-top:12px;
  padding:12px;
  border:1px dashed rgba(245,241,232,.22);
  border-radius:18px;
  background:
    radial-gradient(900px 220px at 20% 0%, rgba(209,73,91,.12), transparent 60%),
    radial-gradient(900px 240px at 90% 0%, rgba(43,89,195,.12), transparent 60%),
    rgba(0,0,0,.20);
  color:rgba(245,241,232,.92);
  white-space:pre-wrap;
  font-family:var(--mono);
  font-size:.92rem;
  line-height:1.45;
}

@media (max-width: 980px){
  .tool-split{grid-template-columns:1fr}
  .outputs-3{grid-template-columns:1fr}
  .grid-mini{grid-template-columns:1fr}
  .tr{grid-template-columns:56px 1fr 1fr 1fr 1fr}
}

@media (max-width: 760px){
  body{background-attachment:scroll}
  .nav{display:none}
  .nav.open{
    display:flex;
    flex-direction:column;
    gap:10px;
    position:absolute;
    right:12px;
    top:60px;
    padding:12px;
    border-radius:18px;
    border:1px solid rgba(245,241,232,.14);
    background:rgba(7,10,18,.86);
    backdrop-filter:blur(12px);
  }
  .nav-toggle{display:block}
  .grid{grid-template-columns:1fr}
  .grid-2{grid-template-columns:1fr}
  .card-wide{grid-column:span 1}
}