/* Carse AI: sibling of Kelvin Marine (bone, Newsreader + Inter, label caps, hairlines).
   Peat green replaces navy ink; barley gold replaces brass. */

/* Self-hosted fonts (latin subset, variable; downloaded from Google Fonts 2026-10-29) */
@font-face {
  font-family: "Inter"; font-style: normal; font-weight: 400 600; font-display: swap;
  src: url("fonts/inter-latin.woff2") format("woff2");
}
@font-face {
  font-family: "Newsreader"; font-style: normal; font-weight: 300 400; font-display: swap;
  src: url("fonts/newsreader-latin.woff2") format("woff2");
}
@font-face {
  font-family: "Newsreader"; font-style: italic; font-weight: 300; font-display: swap;
  src: url("fonts/newsreader-italic-latin.woff2") format("woff2");
}

:root {
  --bone: #F5F1E8;
  --bone-warm: #EEE8D8;
  --ink: #16261E;          /* peat green */
  --ink-soft: #3C4A42;     /* body copy */
  --ink-mute: #5B665F;     /* labels, small print */
  --line: rgba(22, 38, 30, 0.14);
  --line-strong: rgba(22, 38, 30, 0.28);
  --gold: #B8892C;         /* barley: rules, marks */
  --gold-text: #82601A;    /* barley darkened for text on bone */
  --mark-bg: #F1DFA9;
  --btn-bg: #16261E;
  --btn-fg: #E2B95A;
  --btn-hover: #213A2D;

  --serif: "Newsreader", Georgia, "Times New Roman", serif;
  --sans: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
  --max: 1120px;
  --gutter: 16px;
  color-scheme: light dark;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bone: #101A15;
    --bone-warm: #16231C;
    --ink: #ECE6D6;
    --ink-soft: #C9C4B6;
    --ink-mute: #9DA59E;
    --line: rgba(236, 230, 214, 0.14);
    --line-strong: rgba(236, 230, 214, 0.3);
    --gold: #D2A54A;
    --gold-text: #D9B05A;
    --mark-bg: #4A3C17;
    --btn-bg: #D2A54A;
    --btn-fg: #101A15;
    --btn-hover: #E0B862;
  }
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
body {
  margin: 0;
  background: var(--bone);
  color: var(--ink);
  font: 400 16px/1.6 var(--sans);
  -webkit-font-smoothing: antialiased;
  overflow-wrap: break-word;
}
@media (min-width: 768px) { body { font-size: 17px; } :root { --gutter: 32px; } }
@media (min-width: 1100px) { :root { --gutter: 56px; } }

a { color: inherit; }
h1, h2, h3 { font-family: var(--serif); color: var(--ink); margin: 0; text-wrap: balance; }
h1 { font-weight: 300; font-size: clamp(2.15rem, 5.4vw, 3.75rem); line-height: 1.06; letter-spacing: -0.02em; max-width: 16ch; }
h2 { font-weight: 400; font-size: clamp(1.7rem, 3.4vw, 2.4rem); line-height: 1.15; letter-spacing: -0.01em; margin-bottom: 28px; }
h3 { font-weight: 400; font-size: 1.3rem; line-height: 1.25; }
p { margin: 0 0 1em; }
mark { background: var(--mark-bg); color: var(--ink); padding: 0 4px; font-weight: 500; }

.wrap { max-width: var(--max); margin: 0 auto; padding: 0 var(--gutter); }
.label { display: block; font: 600 12px/1.2 var(--sans); letter-spacing: 0.14em; text-transform: uppercase; color: var(--ink-mute); margin: 0 0 16px; }
.lede { font-size: 1.125rem; color: var(--ink-soft); max-width: 36em; }
.small { font-size: 0.875rem; color: var(--ink-mute); margin: 0; }

.skip { position: absolute; left: -9999px; }
.skip:focus { left: 16px; top: 8px; background: var(--btn-bg); color: var(--btn-fg); padding: 10px 14px; z-index: 10; }
:focus-visible { outline: 2px solid var(--gold); outline-offset: 3px; }

/* Draft banner */
.draft-banner {
  background: var(--ink); color: var(--bone);
  font: 600 11px/1.2 var(--sans); letter-spacing: 0.14em; text-transform: uppercase;
  text-align: center; padding: 8px 16px;
}

/* Header */
header.site { position: sticky; top: 0; z-index: 5; background: var(--bone); border-bottom: 1px solid var(--line); }
.bar { display: flex; align-items: center; justify-content: space-between; gap: 12px; min-height: 64px; }
.logo { display: inline-flex; align-items: center; gap: 8px; min-height: 44px; flex: none; text-decoration: none; font: 400 1.35rem/1 var(--serif); letter-spacing: -0.01em; color: var(--ink); }
.logo svg { width: 28px; height: 28px; flex: none; }
nav { display: flex; align-items: center; gap: 16px; }
@media (min-width: 768px) { nav { gap: 28px; } }
.nav-link { display: none; text-decoration: none; color: var(--ink-soft); font-size: 0.95rem; padding: 12px 0; min-height: 44px; align-items: center; }
.nav-prices { display: inline-flex; }
.nav-link:hover { color: var(--ink); }
@media (min-width: 768px) { .nav-link { display: inline-flex; } }

/* Buttons: square, label caps, like Kelvin Marine */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  min-height: 48px; padding: 14px 24px;
  background: var(--btn-bg); color: var(--btn-fg); border: 1px solid var(--btn-bg);
  font: 600 12px/1.2 var(--sans); letter-spacing: 0.14em; text-transform: uppercase;
  text-decoration: none; text-align: center;
}
.btn:hover { background: var(--btn-hover); border-color: var(--btn-hover); }
.btn-ghost { background: transparent; color: var(--ink); border-color: var(--line-strong); }
.btn-ghost:hover { background: var(--bone-warm); border-color: var(--ink); }
.btn-sm { min-height: 44px; padding: 10px 14px; letter-spacing: 0.1em; white-space: nowrap; }
@media (max-width: 359px) { nav { gap: 10px; } .btn-sm { padding: 10px 10px; letter-spacing: 0.05em; } .logo { font-size: 1.2rem; } }
.btn mark { letter-spacing: 0; text-transform: none; font-size: 12px; }
.btn-email { text-transform: none; letter-spacing: 0.02em; font-size: 15px; font-weight: 500; }
.actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 32px; }
@media (max-width: 479px) { .actions .btn { width: 100%; } }

/* Sections */
section { padding: 40px 0; }
@media (min-width: 768px) { section { padding: 64px 0; } }
.rule { border-top: 1px solid var(--line); }
section[id] { scroll-margin-top: 72px; }

.hero { padding-top: 40px; }
@media (min-width: 768px) { .hero { padding-top: 64px; padding-bottom: 56px; } }
.hero h1 { margin-bottom: 24px; }

.facts { list-style: none; margin: 40px 0 0; padding: 0; display: grid; border-top: 1px solid var(--line); }
.facts li { padding: 16px 0; border-bottom: 1px solid var(--line); font-family: var(--serif); font-size: 1.2rem; line-height: 1.3; }
.facts .label { margin-bottom: 6px; }
@media (min-width: 768px) {
  .facts { grid-template-columns: repeat(3, 1fr); border-bottom: 1px solid var(--line); }
  .facts li { border-bottom: 0; padding: 20px 24px 20px 0; }
  .facts li + li { border-left: 1px solid var(--line); padding-left: 24px; }
}

@media (max-width: 479px) {
  .hero { padding-top: 20px; padding-bottom: 32px; }
  .hero .label { margin-bottom: 10px; }
  .hero h1 { margin-bottom: 12px; font-size: 1.9rem; }
  .hero .lede { font-size: 1.05rem; }
  .hero .actions { margin-top: 14px; gap: 8px; }
  .facts { margin-top: 20px; }
  .facts li { padding: 12px 0; font-size: 1.1rem; }
}

/* Hero: copy left, worked example right */
.hero-grid { display: grid; gap: 32px; align-items: center; }
@media (min-width: 960px) { .hero-grid { grid-template-columns: 7fr 5fr; gap: 64px; } }
.example { border: 1px solid var(--line-strong); border-top: 3px solid var(--gold); background: var(--bone-warm); padding: 20px; }
@media (min-width: 768px) { .example { padding: 28px; } }
.example ul { list-style: none; margin: 0 0 16px; padding: 0; border-top: 1px solid var(--line); }
.example li { display: grid; grid-template-columns: 1fr auto 1fr; gap: 12px; align-items: baseline; padding: 12px 0; border-bottom: 1px solid var(--line); font-size: 0.95rem; color: var(--ink-soft); }
.example li span:last-child { font-family: var(--serif); font-size: 1.1rem; color: var(--ink); }
.example .arrow { color: var(--gold-text); }
.intro { margin: -12px 0 32px; }

/* Main offer */
.feature { border: 1px solid var(--line-strong); border-top: 3px solid var(--gold); background: var(--bone-warm); padding: 24px 20px; }
@media (min-width: 768px) { .feature { padding: 40px; } }
.feature h2, .feature h3 { font-size: clamp(1.6rem, 3vw, 2rem); font-weight: 300; margin-bottom: 12px; }
.feature > p { color: var(--ink-soft); max-width: 44em; }
.tag { display: inline-block; font: 600 11px/1.2 var(--sans); letter-spacing: 0.14em; text-transform: uppercase; color: var(--gold-text); border: 1px solid var(--gold); padding: 5px 9px; margin-bottom: 14px; }
.tiers { list-style: none; margin: 24px 0 0; padding: 0; display: grid; border-top: 1px solid var(--line); }
.tiers li { display: grid; grid-template-columns: 1fr auto; column-gap: 12px; padding: 14px 0; border-bottom: 1px solid var(--line); align-items: baseline; }
.tier-name { font-weight: 600; }
.tier-price { font: 400 1.5rem/1.1 var(--serif); grid-column: 2; grid-row: 1 / span 2; align-self: center; }
.tier-note { font-size: 0.875rem; color: var(--ink-mute); }
.licences { margin: 16px 0 0; font-size: 0.95rem; color: var(--ink-soft); border-left: 2px solid var(--gold); padding-left: 12px; }
.tiers li:nth-child(2) { box-shadow: inset 3px 0 0 var(--gold); padding-left: 12px; }
@media (min-width: 768px) { .tiers li:nth-child(2) { padding-left: 20px; } }
@media (min-width: 768px) {
  .tiers { grid-template-columns: repeat(3, 1fr); border-bottom: 1px solid var(--line); }
  .tiers li { display: flex; flex-direction: column; gap: 4px; border-bottom: 0; padding: 20px 20px 4px 0; }
  .tiers li + li { border-left: 1px solid var(--line); padding-left: 20px; }
  .tier-price { font-size: 2rem; order: 2; align-self: flex-start; }
  .tier-name { order: 1; }
  .tier-note { order: 3; padding-bottom: 12px; }
}

/* Compact price list */
.pricelist { list-style: none; margin: 40px 0 0; padding: 0; border-top: 1px solid var(--line); }
.pricelist li { display: grid; grid-template-columns: 1fr; padding: 20px 0; border-bottom: 1px solid var(--line); }
.pricelist h2, .pricelist h3 { font-size: 1.2rem; font-weight: 400; line-height: 1.25; }
.pricelist p { margin: 8px 0 0; color: var(--ink-soft); font-size: 0.95rem; }
.pricelist .price { margin: 10px 0 0; text-align: left; font: 400 1.1rem/1.45 var(--serif); color: var(--ink); }
@media (min-width: 768px) {
  .pricelist li { grid-template-columns: 13em 1fr 14em; column-gap: 32px; padding: 24px 0; }
  .pricelist h2, .pricelist h3 { grid-column: 1; grid-row: 1; }
  .pricelist p { grid-column: 2; grid-row: 1; margin: 2px 0 0; }
  .pricelist .price { grid-column: 3; grid-row: 1; margin: 0; text-align: right; font-size: 1.2rem; line-height: 1.35; white-space: normal; }
}
/* Grouped extras */
.more { border-bottom: 0; }
.more > summary { font-family: var(--serif); font-size: 1.2rem; font-weight: 400; border-bottom: 1px solid var(--line); }
.more .pricelist { margin-top: 0; border-top: 0; }


/* Steps */
.steps { list-style: none; counter-reset: s; margin: 0; padding: 0; display: grid; border-top: 1px solid var(--line); }
.steps li { counter-increment: s; padding: 20px 0; border-bottom: 1px solid var(--line); display: grid; grid-template-columns: 2.75rem 1fr; column-gap: 8px; }
.steps li::before { content: counter(s, decimal-leading-zero); grid-row: 1 / span 2; font: 300 1.5rem/1 var(--serif); color: var(--gold-text); }
.steps h3 { font-size: 1.2rem; margin-bottom: 4px; }
.steps p { margin: 0; color: var(--ink-soft); font-size: 0.95rem; }
@media (min-width: 768px) {
  .steps { grid-template-columns: repeat(4, 1fr); border-bottom: 1px solid var(--line); }
  .steps li { display: block; border-bottom: 0; padding: 24px 24px 24px 0; }
  .steps li + li { border-left: 1px solid var(--line); padding-left: 24px; }
  .steps li::before { display: block; font-size: 2rem; margin-bottom: 16px; }
}

/* Two-column sections */
.two-col { display: grid; gap: 8px; }
@media (min-width: 900px) { .two-col { grid-template-columns: 5fr 7fr; gap: 64px; } .two-col h2 { margin-bottom: 0; } }
.who { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--line); }
.who li { padding: 16px 0; border-bottom: 1px solid var(--line); color: var(--ink-soft); }
.who strong { color: var(--ink); font-weight: 600; }
.prose p { font-size: 1.1rem; color: var(--ink-soft); }
.prose .aside { font: italic 300 1.15rem/1.5 var(--serif); color: var(--ink-mute); border-left: 2px solid var(--gold); padding-left: 16px; margin: 24px 0 0; }

/* FAQ */
.faq { border-top: 1px solid var(--line); }
details { border-bottom: 1px solid var(--line); }
summary { list-style: none; cursor: pointer; display: flex; justify-content: space-between; align-items: center; gap: 16px; min-height: 56px; padding: 12px 0; font-weight: 500; color: var(--ink); }
summary::-webkit-details-marker { display: none; }
summary::after { content: "+"; font: 300 1.6rem/1 var(--serif); color: var(--gold-text); flex: none; }
details[open] summary::after { content: "\2212"; }
details p { margin: 0 0 20px; color: var(--ink-soft); }

/* Contact */
.contact h2 { margin-bottom: 12px; }

/* Footer */
footer.site { border-top: 1px solid var(--line); padding: 32px 0 calc(40px + env(safe-area-inset-bottom)); font-size: 0.875rem; color: var(--ink-mute); }
.foot { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 16px 32px; }
.foot p { margin: 0; }
.foot-links { display: flex; gap: 24px; }
.foot a { color: var(--ink-soft); display: inline-flex; align-items: center; min-height: 44px; }
.foot p { line-height: 1.5; }

/* Legal pages */
.legal { padding-top: 48px; }
.legal .wrap { max-width: 760px; }
.legal h1 { font-size: clamp(2rem, 5vw, 3rem); margin-bottom: 16px; }
.legal h2 { font-size: 1.35rem; margin: 36px 0 10px; }
.legal p, .legal li { color: var(--ink-soft); }
.legal ol, .legal ul { padding-left: 1.25em; }
.legal li { margin-bottom: 8px; }
.notice { border: 1px solid var(--gold); border-left-width: 4px; background: var(--bone-warm); padding: 16px 18px; margin: 24px 0 8px; color: var(--ink); }
.notice strong { display: block; font: 600 12px/1.2 var(--sans); letter-spacing: 0.14em; text-transform: uppercase; color: var(--gold-text); margin-bottom: 6px; }
.notice p { margin: 0; color: var(--ink-soft); }

/* Inner pages */
.page-head { padding-bottom: 32px; }
@media (min-width: 768px) { .page-head { padding-top: 64px; padding-bottom: 48px; } }
.page-head h1 { margin-bottom: 16px; }
.pricelist-cont { margin-top: 0; border-top: 0; }
.more-link { margin: 24px 0 0; font-size: 0.95rem; }
.more-link a, .who a { color: var(--gold-text); text-underline-offset: 3px; }
.about-head { display: grid; gap: 32px; align-items: center; }
@media (min-width: 900px) { .about-head { grid-template-columns: 7fr 4fr; gap: 64px; } }
.portrait { margin: 0; aspect-ratio: 4 / 5; max-width: min(360px, 60vw); border: 1px solid var(--line-strong); background: var(--bone-warm); display: flex; align-items: center; justify-content: center; text-align: center; padding: 16px; font-size: 0.9rem; }