:root {
  --paper: #f7f4ee;
  --card: #fffdf9;
  --ink: #1b2430;
  --muted: #5b6471;
  --line: #ddd5c6;
  --accent: #7a1f2b;
  --accent-ink: #fff8f4;
  --ok: #2c6b46;
  --bad: #a3262f;
  --serif: "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, serif;
  --sans: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
@media (prefers-color-scheme: dark) {
  :root {
    --paper: #14181f;
    --card: #1b212b;
    --ink: #ece7dd;
    --muted: #a2a9b4;
    --line: #2f3744;
    --accent: #d98a93;
    --accent-ink: #1b1217;
    --ok: #7cc79b;
    --bad: #ef8a90;
  }
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--paper); color: var(--ink); font: 17px/1.6 var(--sans); -webkit-font-smoothing: antialiased; }
a { color: var(--accent); }
h1, h2, h3 { font-family: var(--serif); font-weight: 600; line-height: 1.2; letter-spacing: -0.01em; margin: 0 0 .5em; }
h1 { font-size: clamp(2rem, 5.2vw, 3.4rem); }
h2 { font-size: clamp(1.5rem, 3.2vw, 2.1rem); }
h3 { font-size: 1.15rem; }
p { margin: 0 0 1em; }
.wrap { max-width: 1040px; margin: 0 auto; padding: 0 20px; }
.narrow { max-width: 720px; }

.top { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 14px 20px; border-bottom: 1px solid var(--line); background: var(--paper); position: sticky; top: 0; z-index: 5; }
.mark { font-family: var(--serif); font-size: 1.4rem; font-weight: 700; color: var(--ink); text-decoration: none; letter-spacing: .01em; }
.top nav { display: flex; align-items: center; gap: 18px; font-size: .95rem; }
.top nav a { color: var(--ink); text-decoration: none; }
.top nav a:hover { color: var(--accent); }
@media (max-width: 640px) { .top nav a:not(.btn) { display: none; } }

.btn { display: inline-block; background: var(--accent); color: var(--accent-ink) !important; border: 0; border-radius: 6px; padding: .8em 1.4em; font: 600 1rem var(--sans); text-decoration: none; cursor: pointer; }
.btn:hover { filter: brightness(1.1); }
.btn:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible, summary:focus-visible { outline: 3px solid var(--accent); outline-offset: 2px; }
.btn.small { padding: .45em .9em; font-size: .9rem; }
.btn.ghost { background: transparent; color: var(--ink) !important; border: 1px solid var(--line); }
.btn[disabled] { opacity: .55; cursor: wait; }

.hero { padding: 72px 0 56px; border-bottom: 1px solid var(--line); }
.hero p.lede { font-size: 1.2rem; color: var(--muted); max-width: 640px; }
.hero .cta { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; margin-top: 28px; }
.hero .btn { font-size: 1.1rem; padding: .95em 1.7em; }
.fine { font-size: .9rem; color: var(--muted); }
.eyebrow { text-transform: uppercase; letter-spacing: .12em; font-size: .78rem; font-weight: 700; color: var(--accent); margin-bottom: 12px; }

section { padding: 56px 0; border-bottom: 1px solid var(--line); }
.grid3 { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 20px; margin-top: 24px; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: 22px; }
.card p:last-child { margin-bottom: 0; }
.steps { counter-reset: s; list-style: none; padding: 0; margin: 24px 0 0; display: grid; gap: 14px; }
.steps li { counter-increment: s; display: grid; grid-template-columns: 44px 1fr; gap: 14px; align-items: start; }
.steps li::before { content: counter(s); font: 700 1.2rem var(--serif); width: 44px; height: 44px; border-radius: 50%; border: 1.5px solid var(--accent); color: var(--accent); display: grid; place-items: center; }
.steps b { display: block; }

.price { display: grid; grid-template-columns: minmax(220px, 300px) 1fr; gap: 28px; align-items: start; margin-top: 24px; }
@media (max-width: 760px) { .price { grid-template-columns: 1fr; } }
.price .big { font: 700 3.6rem/1 var(--serif); color: var(--accent); }
.price ul { margin: 0 0 1em; padding-left: 1.2em; }
.price li { margin: .3em 0; }

form.thesis-form { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: clamp(18px, 4vw, 32px); margin-top: 24px; }
fieldset { border: 0; padding: 0; margin: 0 0 24px; }
legend { font: 600 1.15rem var(--serif); padding: 0; margin-bottom: 10px; }
.row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
@media (max-width: 640px) { .row { grid-template-columns: 1fr; } }
label.f { display: block; margin-bottom: 14px; font-weight: 600; font-size: .95rem; }
label.f small { font-weight: 400; color: var(--muted); }
input[type=text], input[type=email], input[type=number], input[type=password], input[type=search], select, textarea {
  width: 100%; margin-top: 6px; padding: .65em .75em; font: 1rem var(--sans); color: var(--ink); background: var(--paper); border: 1px solid var(--line); border-radius: 6px;
}
textarea { min-height: 150px; resize: vertical; }
.hp { position: absolute; left: -5000px; height: 0; overflow: hidden; }
.drop { border: 2px dashed var(--line); border-radius: 10px; padding: 22px; text-align: center; background: var(--paper); }
.drop.has { border-style: solid; border-color: var(--ok); }
.drop .name { font-weight: 600; word-break: break-word; }
.checks label { display: grid; grid-template-columns: 22px 1fr; gap: 10px; margin: 0 0 10px; font-weight: 400; font-size: .95rem; align-items: start; }
.checks input { margin-top: 4px; width: 18px; height: 18px; accent-color: var(--accent); }
.radios label { display: grid; grid-template-columns: 22px 1fr; gap: 10px; margin: 0 0 8px; font-weight: 400; }
.radios input { margin-top: 5px; accent-color: var(--accent); }
.bar { height: 10px; background: var(--line); border-radius: 6px; overflow: hidden; margin-top: 14px; display: none; }
.bar i { display: block; height: 100%; width: 0; background: var(--accent); transition: width .15s; }
.msg { margin-top: 14px; padding: 12px 14px; border-radius: 6px; display: none; border: 1px solid var(--line); }
.msg.show { display: block; }
.msg.err { border-color: var(--bad); color: var(--bad); }
.msg.ok { border-color: var(--ok); color: var(--ok); }

details { border-bottom: 1px solid var(--line); padding: 14px 0; }
summary { cursor: pointer; font-weight: 600; }
details p { margin: .7em 0 0; color: var(--muted); }

.foot { padding: 28px 0 40px; color: var(--muted); font-size: .9rem; }
.foot .wrap { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 8px; }
.foot p { margin: 0; }

/* Library */
.search { max-width: 480px; }
.results { margin-top: 20px; display: grid; gap: 14px; }
.item { background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: 18px 20px; }
.item h3 { margin: 0 0 4px; }
.item h3 a { color: var(--ink); text-decoration: none; }
.item h3 a:hover { color: var(--accent); }
.item .meta { color: var(--muted); font-size: .92rem; margin: 0; }
.empty { color: var(--muted); padding: 30px 0; }

/* Thesis page and prose pages */
main.wrap { padding-top: 40px; padding-bottom: 60px; }
.thesis { max-width: 760px; }
.crumb { color: var(--muted); font-size: .9rem; }
.byline { font-size: 1.1rem; color: var(--muted); }
.facts { display: grid; grid-template-columns: 130px 1fr; gap: 8px 16px; margin: 24px 0; }
.facts dt { font-weight: 600; }
.facts dd { margin: 0; }
@media (max-width: 560px) { .facts { grid-template-columns: 1fr; } .facts dd { margin-bottom: 8px; } }
pre.cite { white-space: pre-wrap; word-break: break-word; background: var(--card); border: 1px solid var(--line); border-radius: 8px; padding: 14px; font: .88rem/1.5 ui-monospace, Menlo, monospace; }
.prose h2 { margin-top: 1.6em; font-size: 1.35rem; }
.prose ol, .prose ul { padding-left: 1.3em; }

/* Admin */
table.sub { width: 100%; border-collapse: collapse; font-size: .92rem; }
table.sub th, table.sub td { text-align: left; padding: 10px 8px; border-bottom: 1px solid var(--line); vertical-align: top; }
.chip { display: inline-block; padding: 2px 9px; border-radius: 999px; font-size: .78rem; font-weight: 600; border: 1px solid var(--line); }
.chip.ok { color: var(--ok); border-color: var(--ok); }
.chip.warn { color: var(--accent); border-color: var(--accent); }
.chip.bad { color: var(--bad); border-color: var(--bad); }
.actions { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 10px; }
.actions .btn { padding: .4em .8em; font-size: .85rem; }
.detail { background: var(--card); border: 1px solid var(--line); border-radius: 8px; padding: 14px; margin: 6px 0 14px; }
.detail p { margin: 0 0 .5em; font-size: .92rem; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } .bar i { transition: none; } }

.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.drop:focus-within .btn, .drop:focus-within { outline: 3px solid var(--accent); outline-offset: 2px; }
.tight { margin-top: 16px; }
.nomargin { margin: 10px 0 0; }
.hp input { visibility: hidden; }

[hidden] { display: none !important; }