/* SplitYear — marketing site. Petrol/cream identity (app light palette).
   Static, self-contained. Fonts: Newsreader (serif) + Hanken Grotesk (sans). */

:root {
  --paper: #F4F0E7;
  --surface: #FCFAF5;
  --ink: #2B2722;
  --ink-soft: #5E574D;
  --ink-faint: #6E6557;
  --petrol: #1C3B3A;
  --petrol-soft: #E3E9E6;
  --cream: #F4F0E7;
  --cream-70: rgba(244, 240, 231, 0.72);
  --cream-50: rgba(244, 240, 231, 0.55);
  --hairline: rgba(43, 39, 34, 0.10);
  --amber: #A9752C;
  --serif: "Newsreader", Georgia, serif;
  --sans: "Hanken Grotesk", -apple-system, system-ui, sans-serif;
  --maxw: 1120px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--sans);
  color: var(--ink);
  background: var(--paper);
  line-height: 1.6;
  font-size: 17px;
  -webkit-font-smoothing: antialiased;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }

.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }
section { padding: 84px 0; }
@media (max-width: 700px) { section { padding: 56px 0; } body { font-size: 16px; } }

/* Type */
h1, h2, h3 { font-family: var(--serif); font-weight: 500; letter-spacing: -0.01em; color: var(--ink); }
h1 { font-size: clamp(38px, 6vw, 60px); line-height: 1.05; }
h2 { font-size: clamp(28px, 4vw, 40px); line-height: 1.12; }
h3 { font-size: 21px; line-height: 1.25; }
.eyebrow { font-family: var(--sans); font-weight: 600; font-size: 12px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--ink-faint); }
.lead { font-size: clamp(18px, 2.2vw, 21px); color: var(--ink-soft); line-height: 1.55; }
.muted { color: var(--ink-soft); }

/* Buttons */
.btn { display: inline-flex; align-items: center; gap: 8px; font-family: var(--sans); font-weight: 600; font-size: 15px;
  border-radius: 14px; padding: 13px 22px; border: 1.5px solid transparent; cursor: pointer; transition: opacity .15s, background .15s; }
.btn-primary { background: var(--petrol); color: var(--cream); }
.btn-primary:hover { opacity: .9; }
.btn-outline { border-color: var(--petrol); color: var(--petrol); background: transparent; }
.btn-outline:hover { background: var(--petrol-soft); }
.btn-ghost { color: var(--petrol); }

/* Nav */
.nav { position: sticky; top: 0; z-index: 20; background: rgba(244,240,231,0.86); backdrop-filter: saturate(1.2) blur(10px); border-bottom: 1px solid var(--hairline); }
.nav .wrap { display: flex; align-items: center; justify-content: space-between; height: 66px; }
.brand { display: flex; align-items: center; gap: 11px; }
.brand .mark { width: 30px; height: 30px; }
.brand .word { font-family: var(--serif); font-weight: 500; font-size: 21px; letter-spacing: -0.01em; }
.nav-links { display: flex; align-items: center; gap: 26px; }
.nav-links a.txt { font-size: 15px; color: var(--ink-soft); }
.nav-links a.txt:hover { color: var(--ink); }
@media (max-width: 640px) { .nav-links a.txt { display: none; } }

/* Hero */
.hero { padding-top: 72px; padding-bottom: 40px; }
.hero h1 .accent { color: var(--petrol); }
.hero .lead { margin: 22px 0 30px; max-width: 40ch; }
.hero .cta-row { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; }
.hero .note { font-size: 13.5px; color: var(--ink-faint); margin-top: 14px; }

/* Petrol strips / blocks */
.petrol { background: var(--petrol); color: var(--cream); }
.petrol h2, .petrol h3 { color: var(--cream); }
.petrol .lead, .petrol .muted { color: var(--cream-70); }
.petrol .eyebrow { color: var(--cream-50); }

/* Trust strip */
.trust-strip { padding: 26px 0; }
.trust-strip .wrap { display: flex; flex-wrap: wrap; gap: 14px 34px; align-items: center; justify-content: center; }
.trust-strip .item { display: flex; align-items: center; gap: 9px; font-size: 15px; color: var(--cream-70); }
.trust-strip .item strong { color: var(--cream); font-weight: 500; }
.trust-strip .dot { width: 5px; height: 5px; border-radius: 50%; background: var(--cream-50); }

/* Section heading block */
.head { max-width: 62ch; }
.head .eyebrow { margin-bottom: 12px; display: block; }
.head h2 { margin-bottom: 14px; }

/* Cards */
.grid { display: grid; gap: 18px; margin-top: 42px; }
.cols-3 { grid-template-columns: repeat(3, 1fr); }
.cols-2 { grid-template-columns: repeat(2, 1fr); }
@media (max-width: 860px) { .cols-3 { grid-template-columns: 1fr; } .cols-2 { grid-template-columns: 1fr; } }
.card { background: var(--surface); border: 1px solid var(--hairline); border-radius: 16px; padding: 26px; }
.card h3 { margin-bottom: 8px; }
.card p { color: var(--ink-soft); font-size: 16px; }
.card .num { font-family: var(--serif); font-weight: 500; font-size: 22px; color: var(--petrol); margin-bottom: 10px; }

/* How it works — numbered steps */
.steps { counter-reset: step; }
.step .num { color: var(--petrol); }

/* Evidence centrepiece */
.evidence .wrap { display: grid; grid-template-columns: 1.05fr 0.95fr; gap: 48px; align-items: center; }
@media (max-width: 860px) { .evidence .wrap { grid-template-columns: 1fr; gap: 32px; } }
.evidence ul { list-style: none; margin-top: 18px; display: grid; gap: 12px; }
.evidence li { display: flex; gap: 10px; color: var(--cream-70); font-size: 16px; }
.evidence li .tick { color: #8FB388; flex: 0 0 auto; margin-top: 2px; }

/* Phone mockups */
.screens .row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; margin-top: 42px; }
@media (max-width: 860px) { .screens .row { grid-template-columns: 1fr; gap: 40px; max-width: 340px; margin-inline: auto; } }
.phone { display: flex; flex-direction: column; align-items: center; gap: 16px; }
.phone .frame { width: 100%; max-width: 268px; aspect-ratio: 9 / 19.5; border-radius: 34px; background: var(--surface);
  border: 1px solid var(--hairline); box-shadow: 0 20px 50px rgba(28,40,38,0.14); display: flex; align-items: center; justify-content: center; overflow: hidden; }
.phone .frame img { width: 100%; height: 100%; object-fit: cover; }
.phone .placeholder { color: var(--ink-faint); font-size: 13px; text-align: center; padding: 20px; }
.phone .cap { font-family: var(--serif); font-size: 18px; text-align: center; color: var(--ink); }

/* Evidence-pack poster (PDF cover) */
.poster { width: 100%; max-width: 380px; margin-inline: auto; aspect-ratio: 1 / 1.32; background: var(--cream); border-radius: 12px;
  box-shadow: 0 24px 60px rgba(0,0,0,0.28); display: flex; align-items: center; justify-content: center; color: var(--ink-faint); font-size: 14px; text-align: center; overflow: hidden; }
.poster img { width: 100%; height: 100%; object-fit: cover; display: block; }

/* Pricing */
#pricing .plan { max-width: 460px; margin: 42px auto 0; background: var(--surface); border: 1px solid var(--hairline); border-radius: 20px; padding: 34px; text-align: center; }
#pricing .price { font-family: var(--serif); font-weight: 500; font-size: 40px; color: var(--ink); }
#pricing .price small { font-size: 17px; color: var(--ink-faint); font-family: var(--sans); }
#pricing .tbc { color: var(--amber); font-size: 14px; margin-top: 4px; }
#pricing ul { list-style: none; margin: 18px 0 24px; display: grid; gap: 12px; text-align: left; }
#pricing li { display: flex; gap: 10px; color: var(--ink-soft); font-size: 16px; }
#pricing li .tick { color: var(--petrol); flex: 0 0 auto; margin-top: 2px; }
#pricing .free { font-size: 13.5px; color: var(--ink-faint); margin-top: 6px; }

/* FAQ */
.faq details { border-bottom: 1px solid var(--hairline); padding: 18px 0; }
.faq summary { font-family: var(--serif); font-size: 19px; cursor: pointer; list-style: none; display: flex; justify-content: space-between; gap: 16px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; color: var(--petrol); font-family: var(--sans); font-weight: 400; }
.faq details[open] summary::after { content: "\2013"; }
.faq p { color: var(--ink-soft); font-size: 16px; margin-top: 12px; max-width: 68ch; }

/* Footer */
.footer { padding: 56px 0 40px; border-top: 1px solid var(--hairline); }
.footer .top { display: flex; justify-content: space-between; align-items: flex-start; gap: 24px; flex-wrap: wrap; margin-bottom: 30px; }
.footer .links { display: flex; gap: 22px; font-size: 15px; }
.footer .links a { color: var(--ink-soft); }
.footer .links a:hover { color: var(--ink); }
.footer .disclaimer { font-size: 13.5px; color: var(--ink-faint); max-width: 70ch; line-height: 1.6; }

/* Legal pages (privacy / support) */
.doc { padding: 56px 0 80px; }
.doc .wrap { max-width: 760px; }
.doc h1 { font-size: clamp(30px, 4vw, 42px); margin-bottom: 8px; }
.doc .updated { color: var(--ink-faint); font-size: 14px; margin-bottom: 34px; }
.doc h2 { font-size: 22px; margin: 34px 0 10px; }
.doc p, .doc li { color: var(--ink-soft); font-size: 16.5px; margin-bottom: 12px; }
.doc ul, .doc ol { padding-left: 22px; }
.doc a.link { color: var(--petrol); font-weight: 500; }
.doc a.link:hover { text-decoration: underline; }
.doc blockquote { border-left: 3px solid var(--petrol); padding-left: 18px; margin: 20px 0; color: var(--ink-soft); }
.doc code { background: var(--petrol-soft); padding: 2px 6px; border-radius: 4px; font-size: 0.9em; }
.doc pre { background: var(--surface); border: 1px solid var(--hairline); border-radius: 10px; padding: 16px; overflow-x: auto; margin: 16px 0; }
.doc pre code { background: none; padding: 0; }

/* Guides */
.guide-meta { color: var(--ink-faint); font-size: 14px; margin-bottom: 34px; }
.guide-empty { color: var(--ink-faint); font-size: 16.5px; margin-top: 34px; }
.guide-list { display: grid; gap: 16px; margin-top: 38px; }
.guide-card { display: block; }
.doc .guide-card h2 { font-size: 22px; margin: 0 0 8px; }
.guide-card p { margin-bottom: 12px; }
.guide-card .read { color: var(--petrol); font-weight: 600; font-size: 14.5px; }