/* ---- Tokens ---- */
:root{
  --bg: #0E1420;
  --bg-raised: #161E2E;
  --bg-raised-2: #1C2436;
  --text: #EDEFF3;
  --text-muted: #9AA5B8;
  --gold: #E8A93B;
  --gold-soft: #F4CB7C;
  --teal: #4FD1AE;
  --coral: #E2665D;
  --border: #263349;
  --display: "Fraunces", Georgia, serif;
  --body: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, monospace;
  --radius: 10px;
  --wrap: 880px;
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
@media (prefers-reduced-motion: reduce){ html{scroll-behavior:auto;} *{animation:none !important; transition:none !important;} }

body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--body);
  line-height:1.6;
  font-size:16px;
}

.wrap{ max-width:var(--wrap); margin:0 auto; padding:0 20px; }

.skip-link{
  position:absolute; left:-999px; top:0; background:var(--gold); color:#181008;
  padding:10px 16px; z-index:100; font-weight:600;
}
.skip-link:focus{ left:12px; top:12px; }

h1,h2,h3{ font-family:var(--display); font-weight:600; letter-spacing:-0.01em; color:var(--text); }
h1{ font-size:clamp(2rem, 5vw, 3.1rem); line-height:1.12; font-weight:600; }
h2{ font-size:clamp(1.4rem, 3vw, 1.9rem); margin-bottom:0.9em; }
p{ color:var(--text); }
a{ color:var(--gold-soft); }
strong{ color:var(--text); }

.eyebrow{
  font-family:var(--mono); text-transform:uppercase; letter-spacing:0.12em;
  font-size:0.72rem; color:var(--teal); margin:0 0 0.9em;
}

/* ---- Header ---- */
.site-header{
  border-bottom:1px solid var(--border);
  background:rgba(14,20,32,0.92);
  backdrop-filter:blur(6px);
  position:sticky; top:0; z-index:20;
}
.header-row{ display:flex; align-items:center; justify-content:space-between; padding:14px 20px; }
.logo{ font-family:var(--display); font-weight:600; font-size:1.15rem; }
.logo-sub{ color:var(--text-muted); font-weight:500; }
.header-cta{ padding:9px 18px; font-size:0.88rem; }

/* ---- Buttons ---- */
.btn{
  display:inline-block; border-radius:8px; font-weight:600; text-decoration:none;
  padding:13px 24px; font-size:0.95rem; transition:transform 0.15s ease, opacity 0.15s ease;
}
.btn:hover{ transform:translateY(-1px); }
.btn-gold{ background:var(--gold); color:#181008; }
.btn-gold:hover{ background:var(--gold-soft); }
.btn-outline{ background:transparent; color:var(--text); border:1px solid var(--border); }
.btn-outline:hover{ border-color:var(--gold); color:var(--gold-soft); }

/* ---- Hero ---- */
.hero{ padding:64px 0 0; }
.hero .wrap{ text-align:left; }
.hero-sub{ color:var(--text-muted); font-size:1.1rem; max-width:52ch; margin:0.7em 0 1.6em; }
.cta-row{ display:flex; gap:12px; flex-wrap:wrap; margin-bottom:48px; }

.ledger-strip{
  border-top:1px solid var(--border); border-bottom:1px solid var(--border);
  background:var(--bg-raised); overflow:hidden; padding:14px 0;
}
.ledger-track{
  display:flex; gap:18px; white-space:nowrap; font-family:var(--mono);
  font-size:0.82rem; letter-spacing:0.04em; color:var(--gold-soft);
  animation:scroll-ledger 28s linear infinite;
  width:max-content;
}
.ledger-track .dot{ color:var(--border); }
@keyframes scroll-ledger{ from{transform:translateX(0);} to{transform:translateX(-50%);} }
@media (prefers-reduced-motion: reduce){ .ledger-track{ animation:none; flex-wrap:wrap; } }

/* ---- Sections ---- */
.section{ padding:52px 0; border-bottom:1px solid var(--border); }
.section-accent{ background:var(--bg-raised); }
.section:target{ scroll-margin-top:70px; }

/* ---- Tables ---- */
.table-wrap{ overflow-x:auto; margin-bottom:1em; -webkit-overflow-scrolling:touch; }
table{ width:100%; border-collapse:collapse; font-size:0.94rem; min-width:420px; }
th,td{ text-align:left; padding:11px 14px; border-bottom:1px solid var(--border); }
thead th{ color:var(--text-muted); font-family:var(--mono); font-size:0.76rem; text-transform:uppercase; letter-spacing:0.06em; font-weight:500; }
tbody th{ color:var(--text-muted); font-weight:500; white-space:nowrap; }
td{ font-family:var(--mono); font-variant-numeric:tabular-nums; }
tbody tr:last-child td, tbody tr:last-child th{ border-bottom:none; }

/* ---- Steps ---- */
.steps{ padding-left:0; list-style:none; counter-reset:step; }
.steps li{
  counter-increment:step; position:relative; padding:0 0 16px 40px; margin-bottom:2px;
}
.steps li::before{
  content:counter(step); position:absolute; left:0; top:0;
  width:26px; height:26px; border-radius:50%; background:var(--bg-raised-2);
  border:1px solid var(--gold); color:var(--gold-soft); font-family:var(--mono);
  font-size:0.8rem; display:flex; align-items:center; justify-content:center;
}

/* ---- Notes ---- */
.note{
  background:var(--bg-raised); border-left:3px solid var(--teal);
  padding:12px 16px; border-radius:0 8px 8px 0; font-size:0.92rem; color:var(--text-muted);
}
.note-warn{ border-left-color:var(--coral); }

/* ---- Stat cards ---- */
.stat-pair{ display:grid; grid-template-columns:1fr 1fr; gap:14px; margin-bottom:24px; }
.stat-pair-3{ grid-template-columns:repeat(3,1fr); }
.stat-card{
  background:var(--bg-raised); border:1px solid var(--border); border-radius:var(--radius);
  padding:20px 16px; text-align:center;
}
.stat-num{ display:block; font-family:var(--mono); font-size:1.6rem; color:var(--gold-soft); font-weight:600; }
.stat-label{ display:block; color:var(--text-muted); font-size:0.8rem; margin-top:4px; }
@media (max-width:480px){ .stat-pair-3{ grid-template-columns:1fr; } }

/* ---- Chips ---- */
.chip-row{ display:flex; flex-wrap:wrap; gap:8px; margin-bottom:18px; }
.chip{
  font-family:var(--mono); font-size:0.82rem; background:var(--bg-raised);
  border:1px solid var(--border); padding:7px 14px; border-radius:999px; color:var(--text);
}

/* ---- Calculator ---- */
.formula{
  font-family:var(--mono); background:var(--bg-raised-2); border:1px solid var(--border);
  padding:12px 16px; border-radius:8px; font-size:0.85rem; color:var(--teal); overflow-x:auto;
}
.calculator{
  background:var(--bg-raised-2); border:1px solid var(--gold); border-radius:var(--radius);
  padding:24px; margin:20px 0;
}
.calculator label{ display:block; font-family:var(--mono); font-size:0.8rem; color:var(--text-muted); margin-bottom:8px; }
.calculator input{
  width:100%; padding:12px 14px; font-family:var(--mono); font-size:1.1rem;
  background:var(--bg); border:1px solid var(--border); border-radius:8px; color:var(--text);
  margin-bottom:18px;
}
.calculator input:focus{ outline:2px solid var(--gold); outline-offset:1px; }
.calc-results{ display:grid; grid-template-columns:1fr 1fr; gap:14px; }
.calc-result{ text-align:center; }
.calc-num{ display:block; font-family:var(--mono); font-size:1.5rem; color:var(--gold-soft); font-weight:600; }
.calc-label{ display:block; color:var(--text-muted); font-size:0.76rem; margin-top:4px; }
@media (max-width:480px){ .calc-results{ grid-template-columns:1fr; } }

/* ---- Lists ---- */
.mission-list, .promo-list{ list-style:none; padding:0; }
.mission-list li{
  display:flex; justify-content:space-between; padding:10px 0; border-bottom:1px solid var(--border);
}
.mission-list li strong{ font-family:var(--mono); color:var(--gold-soft); }
.promo-list li{ padding:8px 0 8px 20px; position:relative; border-bottom:1px solid var(--border); }
.promo-list li::before{ content:"\2192"; position:absolute; left:0; color:var(--teal); }
#safety ul{ padding-left:20px; }
#safety li{ margin-bottom:8px; }

/* ---- FAQ ---- */
details{
  background:var(--bg-raised); border:1px solid var(--border); border-radius:8px;
  padding:14px 18px; margin-bottom:10px;
}
summary{ cursor:pointer; font-weight:600; font-family:var(--body); }
details p{ margin:12px 0 2px; color:var(--text-muted); }

/* ---- Footer ---- */
.site-footer{ padding:36px 0 60px; }
.site-footer p{ color:var(--text-muted); font-size:0.85rem; }

/* ---- Brand / Nav (added) ---- */
.brand{ display:flex; align-items:center; gap:10px; text-decoration:none; }
.logo-text{ font-family:var(--display); font-weight:600; font-size:1.15rem; color:var(--text); }
.header-row{ gap:20px; flex-wrap:nowrap; padding:16px 20px; }

.main-nav{
  display:flex; align-items:center; gap:14px;
  font-family:var(--body); font-size:0.92rem; font-weight:500;
  margin-left:auto;
}
.main-nav a{ color:var(--text-muted); text-decoration:none; white-space:nowrap; transition:color 0.15s ease; }
.main-nav a:hover{ color:var(--gold-soft); }

.nav-toggle{
  display:none; flex-direction:column; justify-content:center; gap:5px;
  width:38px; height:38px; background:none; border:1px solid var(--border);
  border-radius:8px; cursor:pointer; padding:0; margin-left:auto;
}
.nav-toggle span{ display:block; width:18px; height:2px; background:var(--text); margin:0 auto; transition:transform 0.2s ease, opacity 0.2s ease; }
.nav-toggle[aria-expanded="true"] span:nth-child(1){ transform:translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2){ opacity:0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3){ transform:translateY(-7px) rotate(-45deg); }

@media (max-width:720px){
  .header-cta{ display:none; }
  .nav-toggle{ display:flex; }
  .main-nav{
    position:fixed; top:64px; left:0; right:0; bottom:0;
    background:var(--bg); flex-direction:column; align-items:flex-start;
    padding:28px 24px; gap:18px; font-size:1.05rem;
    transform:translateX(100%); transition:transform 0.25s ease;
    margin-left:0; overflow-y:auto;
  }
  .main-nav.nav-open{ transform:translateX(0); }
}

.eyebrow{ display:flex; align-items:center; gap:8px; }



/* ---- Author section (added) ---- */
.author-section{ padding:36px 0; }
.author-box{
  display:flex; align-items:center; gap:16px; background:var(--bg-raised);
  border:1px solid var(--border); border-radius:var(--radius); padding:18px 20px;
}
.author-label{ font-family:var(--mono); font-size:0.72rem; color:var(--text-muted); margin:0 0 2px; text-transform:uppercase; letter-spacing:0.06em; }
.author-name{ font-family:var(--display); font-weight:600; font-size:1.05rem; margin:0 0 4px; }
.author-note{ color:var(--text-muted); font-size:0.85rem; margin:0; }

/* ---- Footer nav (added) ---- */
.footer-nav{ display:flex; gap:12px; margin-bottom:14px; font-family:var(--body); font-size:0.85rem; flex-wrap:wrap; }
.footer-nav a{ color:var(--text-muted); text-decoration:none; }
.footer-nav a:hover{ color:var(--gold-soft); }


/* ---- Link underline hardening (nav/logo/footer must never show default underline) ---- */
.site-header a,
.site-header .brand,
.site-footer .footer-nav a{
  text-decoration: none !important;
}
.main-nav a:hover,
.footer-nav a:hover{
  text-decoration: none !important;
}