/* Site Fuel — static site styles. No external assets, no trackers. */

:root {
  --ink: #171208;
  --ink-soft: #241c10;
  --paper: #f4eddd;
  --paper-dim: #e9dfc8;
  --amber: #e09522;
  --amber-deep: #b26f0e;
  --cream: #f6efdf;
  --muted: #9c8f75;
  --line: rgba(246, 239, 223, 0.14);
  --line-dark: rgba(23, 18, 8, 0.16);
  --serif: "Charter", "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, serif;
  --mono: ui-monospace, "SF Mono", "Cascadia Mono", Menlo, Consolas, monospace;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--serif);
  background: var(--ink);
  color: var(--cream);
  line-height: 1.6;
  font-size: 17px;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--amber); text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { color: #f2b04a; }

.wrap { max-width: 68rem; margin: 0 auto; padding: 0 1.5rem; }

/* ---- shared chrome ---- */

.topbar {
  display: flex; align-items: center; justify-content: space-between;
  padding: 1.4rem 0;
  border-bottom: 1px solid var(--line);
}

.brand {
  font-family: var(--mono);
  font-size: 0.95rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--cream);
  text-decoration: none;
}
.brand b { color: var(--amber); font-weight: 700; }

.topbar nav a {
  font-family: var(--mono);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  text-decoration: none;
  margin-left: 1.6rem;
}
.topbar nav a:hover { color: var(--amber); }

.eyebrow {
  font-family: var(--mono);
  font-size: 0.75rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--amber);
}

footer {
  border-top: 1px solid var(--line);
  margin-top: 6rem;
  padding: 2.5rem 0 3rem;
  font-family: var(--mono);
  font-size: 0.78rem;
  color: var(--muted);
}
footer a { color: var(--muted); margin-right: 1.4rem; }
footer a:hover { color: var(--amber); }

/* ---- landing ---- */

.hero {
  padding: 7rem 0 5rem;
  position: relative;
  background:
    radial-gradient(60rem 30rem at 85% -10%, rgba(224, 149, 34, 0.13), transparent 60%),
    repeating-linear-gradient(0deg, transparent 0 46px, rgba(246, 239, 223, 0.025) 46px 47px);
}

.hero h1 {
  font-size: clamp(2.6rem, 6vw, 4.4rem);
  line-height: 1.06;
  font-weight: 500;
  letter-spacing: -0.015em;
  max-width: 20ch;
  margin: 1.2rem 0 1.6rem;
}
.hero h1 em { font-style: italic; color: var(--amber); }

.hero p.lede {
  max-width: 44ch;
  font-size: 1.15rem;
  color: #cfc4ab;
}

.hero .cta-row { margin-top: 2.6rem; display: flex; gap: 1rem; flex-wrap: wrap; }

.btn {
  display: inline-block;
  font-family: var(--mono);
  font-size: 0.85rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.9rem 1.7rem;
  border: 1px solid var(--amber);
  color: var(--ink);
  background: var(--amber);
  text-decoration: none;
  cursor: pointer;
  transition: background 0.15s ease, color 0.15s ease;
}
.btn:hover { background: #f2b04a; color: var(--ink); }
.btn.ghost { background: transparent; color: var(--amber); }
.btn.ghost:hover { background: rgba(224, 149, 34, 0.12); color: #f2b04a; }
.btn:disabled { opacity: 0.5; cursor: wait; }

/* pipeline strip */

.pipeline {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: 2.2rem 0;
}
.pipeline ol {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(11rem, 1fr));
  gap: 1.5rem;
  counter-reset: step;
}
.pipeline li { counter-increment: step; }
.pipeline li::before {
  content: "0" counter(step);
  display: block;
  font-family: var(--mono);
  color: var(--amber);
  font-size: 0.8rem;
  letter-spacing: 0.18em;
  margin-bottom: 0.5rem;
}
.pipeline li strong { display: block; font-size: 1.05rem; font-weight: 600; }
.pipeline li span { color: var(--muted); font-size: 0.92rem; }

/* pricing */

.section { padding: 5rem 0 0; }
.section > h2 {
  font-size: clamp(1.7rem, 3.5vw, 2.4rem);
  font-weight: 500;
  margin: 0.8rem 0 2.4rem;
}

.tiers {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(15rem, 1fr));
  gap: 1.2rem;
}

.tier {
  border: 1px solid var(--line);
  padding: 1.8rem 1.6rem 2rem;
  background: var(--ink-soft);
  position: relative;
}
.tier.featured { border-color: var(--amber); }
.tier.featured::after {
  content: "MOST PICKED";
  position: absolute; top: -0.7rem; right: 1rem;
  font-family: var(--mono); font-size: 0.62rem; letter-spacing: 0.2em;
  background: var(--amber); color: var(--ink); padding: 0.25rem 0.6rem;
}
.tier h3 {
  font-family: var(--mono);
  font-size: 0.85rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--amber);
  font-weight: 600;
}
.tier ul { list-style: none; margin-top: 1.3rem; }
.tier li {
  padding: 0.55rem 0;
  border-top: 1px solid var(--line);
  font-size: 0.95rem;
  color: #d8cdb4;
}
.tier li b { font-family: var(--mono); color: var(--cream); font-weight: 600; }
.tier .overage { color: var(--muted); font-size: 0.85rem; }

/* signup form */

.signup-panel {
  margin-top: 5rem;
  border: 1px solid var(--line);
  background:
    radial-gradient(40rem 18rem at 10% 0%, rgba(224, 149, 34, 0.09), transparent 65%),
    var(--ink-soft);
  padding: 3rem clamp(1.4rem, 5vw, 3.5rem) 3.4rem;
}
.signup-panel h2 { font-size: 1.9rem; font-weight: 500; margin: 0.7rem 0 0.4rem; }
.signup-panel p.hint { color: var(--muted); max-width: 52ch; }

form.signup { margin-top: 2rem; max-width: 30rem; }

.field { margin-bottom: 1.2rem; }
.field label {
  display: block;
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 0.45rem;
}
.field input[type="text"],
.field input[type="email"],
.field input[type="password"] {
  width: 100%;
  background: var(--ink);
  border: 1px solid var(--line);
  color: var(--cream);
  font-family: var(--serif);
  font-size: 1rem;
  padding: 0.75rem 0.9rem;
}
.field input:focus { outline: 1px solid var(--amber); border-color: var(--amber); }

.tos-row { display: flex; gap: 0.7rem; align-items: baseline; margin: 1.4rem 0 1.8rem; }
.tos-row input { accent-color: var(--amber); }
.tos-row label { font-size: 0.92rem; color: #d8cdb4; }

.form-msg { font-family: var(--mono); font-size: 0.85rem; margin-top: 1.2rem; min-height: 1.4em; }
.form-msg.ok { color: #9fc37a; }
.form-msg.err { color: #e07b5a; }

/* ---- legal pages (paper) ---- */

body.legal { background: var(--paper); color: var(--ink); }
body.legal .topbar { border-bottom-color: var(--line-dark); }
body.legal .brand { color: var(--ink); }
body.legal .topbar nav a { color: #6d6250; }
body.legal .topbar nav a:hover { color: var(--amber-deep); }
body.legal a { color: var(--amber-deep); }
body.legal footer { border-top-color: var(--line-dark); color: #6d6250; }
body.legal footer a { color: #6d6250; }

.draft-banner {
  font-family: var(--mono);
  font-size: 0.8rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink);
  background: repeating-linear-gradient(
    -45deg,
    var(--amber) 0 14px,
    #c9820f 14px 28px
  );
  padding: 0.7rem 1rem;
  text-align: center;
  border-bottom: 1px solid var(--line-dark);
}

article.doc { max-width: 46rem; margin: 0 auto; padding: 3.5rem 1.5rem 2rem; }
article.doc h1 { font-size: 2.3rem; font-weight: 500; margin: 0.6rem 0 0.3rem; }
article.doc .meta {
  font-family: var(--mono); font-size: 0.8rem; color: #6d6250; margin-bottom: 2.2rem;
}
article.doc h2 {
  font-size: 1.35rem; font-weight: 600; margin: 2.4rem 0 0.8rem;
  padding-top: 1.2rem; border-top: 1px solid var(--line-dark);
}
article.doc p { margin-bottom: 1rem; }
article.doc ul { margin: 0 0 1rem 1.4rem; }
article.doc li { margin-bottom: 0.45rem; }
article.doc strong { font-weight: 700; }

article.doc code {
  font-family: var(--mono); font-size: 0.85em;
  background: var(--paper-dim); padding: 0.1em 0.35em;
}

.table-scroll { overflow-x: auto; margin: 1rem 0 1.4rem; }
article.doc table { border-collapse: collapse; width: 100%; font-size: 0.93rem; }
article.doc th, article.doc td {
  text-align: left; padding: 0.55rem 0.8rem; border: 1px solid var(--line-dark);
  vertical-align: top;
}
article.doc th {
  font-family: var(--mono); font-size: 0.72rem; letter-spacing: 0.12em;
  text-transform: uppercase; background: var(--paper-dim);
}

/* ---- verify page ---- */

.verify-panel { padding: 5rem 0 2rem; max-width: 52rem; margin: 0 auto; }
.verify-panel h1 { font-size: 2.2rem; font-weight: 500; margin: 0.8rem 0 0.6rem; }
.verify-panel p.hint { color: var(--muted); max-width: 52ch; }

.tier-pick { margin: 2.4rem 0 1.6rem; display: grid; grid-template-columns: repeat(auto-fit, minmax(13rem, 1fr)); gap: 1rem; }
.tier-pick .tier { cursor: pointer; transition: border-color 0.15s ease; }
.tier-pick .tier:hover { border-color: var(--amber-deep); }
.tier-pick .tier.selected { border-color: var(--amber); outline: 1px solid var(--amber); }

@media (max-width: 40rem) {
  .hero { padding: 4.5rem 0 3.5rem; }
}