/* ARESYN — shared styles.
   One sheet for every page: the site is four documents, and a build step for four
   documents is a liability rather than a convenience. */

:root {
  --rust-900: #140b07;
  --rust-800: #1d100a;
  --rust-700: #2a170e;
  --rust-600: #3d2013;
  --amber:    #e8763a;
  --amber-hi: #ff9a5c;
  --science:  #4fd2e8;
  --gold:     #f5c451;
  --ink:      #fdf3ec;
  --ink-mid:  rgba(253, 243, 236, 0.72);
  --ink-low:  rgba(253, 243, 236, 0.48);
  --line:     rgba(253, 243, 236, 0.12);
  --panel:    rgba(255, 255, 255, 0.045);
  --radius:   18px;
  --wide:     1120px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background:
    radial-gradient(1100px 700px at 12% -8%, #4a2412 0%, transparent 62%),
    radial-gradient(900px 600px at 92% 4%, #33201c 0%, transparent 58%),
    linear-gradient(180deg, var(--rust-900) 0%, #0b0605 100%);
  background-attachment: fixed;
  color: var(--ink);
  font: 16px/1.65 ui-sans-serif, -apple-system, "SF Pro Text", "Segoe UI", Roboto, system-ui, sans-serif;
  -webkit-font-smoothing: antialiased;
}

/* A faint dust wash, so the flat gradient reads as atmosphere. */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: 0.5;
  background-image:
    radial-gradient(1px 1px at 20% 30%, rgba(255,200,160,.18) 50%, transparent 51%),
    radial-gradient(1px 1px at 70% 60%, rgba(255,200,160,.14) 50%, transparent 51%),
    radial-gradient(1px 1px at 45% 80%, rgba(255,200,160,.12) 50%, transparent 51%);
  background-size: 340px 340px, 520px 520px, 260px 260px;
}

.wrap { max-width: var(--wide); margin: 0 auto; padding: 0 22px; position: relative; }

/* ---------- Navigation ---------- */

.nav {
  position: sticky; top: 0; z-index: 50;
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  background: rgba(12, 7, 5, 0.72);
  border-bottom: 1px solid var(--line);
}
.nav .wrap { display: flex; align-items: center; gap: 18px; height: 62px; }
.nav a.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; color: var(--ink); font-weight: 700; letter-spacing: .14em; }
.nav a.brand img { width: 30px; height: 30px; border-radius: 8px; }
.nav nav { margin-left: auto; display: flex; gap: 6px; flex-wrap: wrap; }
.nav nav a {
  color: var(--ink-mid); text-decoration: none; font-size: 14px;
  padding: 7px 12px; border-radius: 999px; transition: .18s;
}
.nav nav a:hover { color: var(--ink); background: var(--panel); }
.nav nav a.on { color: var(--rust-900); background: var(--amber); font-weight: 600; }

/* ---------- Hero ---------- */

.hero { padding: 74px 0 54px; text-align: center; }
.hero img.icon {
  width: 132px; height: 132px; border-radius: 30px;
  box-shadow: 0 26px 60px rgba(0,0,0,.6), 0 0 0 1px rgba(255,255,255,.09) inset;
  animation: rise .8s cubic-bezier(.2,.8,.2,1) both;
}
@keyframes rise { from { opacity: 0; transform: translateY(16px) scale(.96); } }

.hero h1 {
  margin: 26px 0 6px; font-size: clamp(44px, 9vw, 82px); line-height: 1;
  letter-spacing: .1em; font-weight: 800;
  background: linear-gradient(180deg, #fff 0%, var(--amber-hi) 88%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero .kicker { color: var(--amber); letter-spacing: .3em; font-size: 12px; font-weight: 700; }
.hero .lede { color: var(--ink-mid); font-size: clamp(16px, 2.3vw, 20px); max-width: 620px; margin: 14px auto 0; }

.cta { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; margin-top: 30px; }
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 13px 24px; border-radius: 999px; text-decoration: none;
  font-weight: 650; font-size: 15px; transition: .2s; border: 1px solid transparent;
}
.btn.primary { background: linear-gradient(180deg, var(--amber-hi), var(--amber)); color: #1b0d06; box-shadow: 0 10px 28px rgba(232,118,58,.32); }
.btn.primary:hover { transform: translateY(-2px); box-shadow: 0 16px 34px rgba(232,118,58,.42); }
.btn.ghost { border-color: var(--line); color: var(--ink); background: var(--panel); }
.btn.ghost:hover { border-color: var(--amber); color: var(--amber-hi); }

/* ---------- Sections ---------- */

section { padding: 58px 0; }
.eyebrow { color: var(--science); letter-spacing: .26em; font-size: 11px; font-weight: 700; text-transform: uppercase; }
h2 { font-size: clamp(28px, 4.4vw, 40px); margin: 10px 0 10px; letter-spacing: -.015em; line-height: 1.15; }
h3 { font-size: 19px; margin: 0 0 6px; }
p.sub { color: var(--ink-mid); max-width: 660px; margin: 0 0 30px; }

.grid { display: grid; gap: 16px; }
.g2 { grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }
.g3 { grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); }

.card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 22px;
  transition: .22s;
}
.card:hover { border-color: rgba(232,118,58,.42); transform: translateY(-3px); background: rgba(255,255,255,.06); }
.card .ico { font-size: 24px; display: block; margin-bottom: 12px; }
.card p { color: var(--ink-mid); margin: 0; font-size: 15px; }

/* Numbered walkthrough */
.steps { counter-reset: step; display: grid; gap: 14px; }
.step {
  display: grid; grid-template-columns: 46px 1fr; gap: 16px; align-items: start;
  background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 20px;
}
.step::before {
  counter-increment: step; content: counter(step, decimal-leading-zero);
  font-weight: 800; color: var(--amber); font-size: 15px;
  border: 1px solid rgba(232,118,58,.4); border-radius: 10px;
  height: 38px; display: grid; place-items: center;
}
.step p { margin: 4px 0 0; color: var(--ink-mid); font-size: 15px; }

/* Pricing */
.price-wrap { display: grid; gap: 16px; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); align-items: start; }
.tier { border-radius: 22px; padding: 26px; border: 1px solid var(--line); background: var(--panel); }
.tier.paid {
  border-color: rgba(245,196,81,.45);
  background: linear-gradient(165deg, rgba(245,196,81,.13), rgba(232,118,58,.06) 55%, transparent);
  box-shadow: 0 20px 50px rgba(0,0,0,.35);
}
.tier .tag { font-size: 11px; letter-spacing: .2em; font-weight: 700; text-transform: uppercase; color: var(--ink-low); }
.tier.paid .tag { color: var(--gold); }
.tier .amount { font-size: 44px; font-weight: 800; letter-spacing: -.02em; margin: 8px 0 2px; }
.tier .amount small { font-size: 15px; font-weight: 600; color: var(--ink-mid); letter-spacing: 0; }
.tier ul { list-style: none; padding: 0; margin: 18px 0 0; display: grid; gap: 10px; }
.tier li { display: grid; grid-template-columns: 20px 1fr; gap: 10px; font-size: 15px; color: var(--ink-mid); }
.tier li b { color: var(--ink); font-weight: 600; }
.tick { color: var(--science); }
.tier.paid .tick { color: var(--gold); }

.note {
  margin-top: 22px; padding: 16px 18px; border-radius: 14px; font-size: 14px;
  border: 1px solid rgba(79,210,232,.28); background: rgba(79,210,232,.07); color: var(--ink-mid);
}
.note b { color: var(--ink); }

/* Media */
figure { margin: 0; }
figure img { width: 100%; border-radius: 16px; border: 1px solid var(--line); display: block; }
figcaption { color: var(--ink-low); font-size: 13px; margin-top: 8px; }

/* Stats strip */
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); gap: 14px; }
.stat { text-align: center; padding: 20px 12px; border: 1px solid var(--line); border-radius: 16px; background: var(--panel); }
.stat b { display: block; font-size: 30px; font-weight: 800; color: var(--amber-hi); letter-spacing: -.02em; }
.stat span { font-size: 12px; letter-spacing: .14em; text-transform: uppercase; color: var(--ink-low); }

/* Prose pages */
.prose { max-width: 780px; }
.prose h2 { margin-top: 42px; }
.prose h3 { margin-top: 26px; font-size: 17px; color: var(--amber-hi); }
.prose p, .prose li { color: var(--ink-mid); }
.prose ul { padding-left: 20px; }
.prose li { margin: 7px 0; }
.prose a { color: var(--science); }
.prose strong { color: var(--ink); }
.prose table { width: 100%; border-collapse: collapse; margin: 18px 0; font-size: 15px; }
.prose th, .prose td { text-align: left; padding: 11px 12px; border-bottom: 1px solid var(--line); }
.prose th { color: var(--ink); font-size: 12px; letter-spacing: .12em; text-transform: uppercase; }
.prose td { color: var(--ink-mid); }

.callout {
  border: 1px solid var(--line); border-left: 3px solid var(--amber);
  background: var(--panel); border-radius: 12px; padding: 16px 18px; margin: 20px 0;
}
.callout p { margin: 0; }

details {
  border: 1px solid var(--line); border-radius: 12px; padding: 0 18px; margin: 10px 0;
  background: var(--panel);
}
details summary { cursor: pointer; padding: 16px 0; font-weight: 600; list-style: none; }
details summary::-webkit-details-marker { display: none; }
details summary::before { content: "＋ "; color: var(--amber); font-weight: 700; }
details[open] summary::before { content: "－ "; }
details p, details ul { margin-top: 0; padding-bottom: 6px; }

.mail {
  display: inline-flex; align-items: center; gap: 9px; text-decoration: none;
  padding: 13px 20px; border-radius: 12px; font-weight: 600;
  background: rgba(79,210,232,.12); border: 1px solid rgba(79,210,232,.35); color: var(--science);
}
.mail:hover { background: rgba(79,210,232,.2); }

footer {
  border-top: 1px solid var(--line); margin-top: 40px; padding: 34px 0 54px;
  color: var(--ink-low); font-size: 14px;
}
footer .wrap { display: flex; gap: 16px; flex-wrap: wrap; align-items: center; }
footer a { color: var(--ink-mid); text-decoration: none; }
footer a:hover { color: var(--amber-hi); }
footer .spacer { margin-left: auto; }

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