/* Split Pixel — design D: paper ground, ink frame, one cobalt accent; each app owns a colour.
   Light by default, dark via the system setting or the header toggle. Every colour goes through a token. */

/* ---------- fonts (self-hosted, SIL OFL — licences in /assets/fonts/) ---------- */
@font-face { font-family: 'Bricolage Grotesque'; font-style: normal; font-weight: 200 800; font-display: swap;
  src: url(/assets/fonts/bricolage-grotesque-latin-ext.woff2) format('woff2');
  unicode-range: U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF; }
@font-face { font-family: 'Bricolage Grotesque'; font-style: normal; font-weight: 200 800; font-display: swap;
  src: url(/assets/fonts/bricolage-grotesque-latin.woff2) format('woff2');
  unicode-range: U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD; }
@font-face { font-family: 'Instrument Sans'; font-style: normal; font-weight: 400 700; font-display: swap;
  src: url(/assets/fonts/instrument-sans-latin-ext.woff2) format('woff2');
  unicode-range: U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF; }
@font-face { font-family: 'Instrument Sans'; font-style: normal; font-weight: 400 700; font-display: swap;
  src: url(/assets/fonts/instrument-sans-latin.woff2) format('woff2');
  unicode-range: U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD; }
@font-face { font-family: 'JetBrains Mono'; font-style: normal; font-weight: 100 800; font-display: swap;
  src: url(/assets/fonts/jetbrains-mono-latin-ext.woff2) format('woff2');
  unicode-range: U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF; }
@font-face { font-family: 'JetBrains Mono'; font-style: normal; font-weight: 100 800; font-display: swap;
  src: url(/assets/fonts/jetbrains-mono-latin.woff2) format('woff2');
  unicode-range: U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD; }

/* ---------- tokens ---------- */
:root {
  color-scheme: light;
  --bg: #F5F6F8;
  --surface: #FFFFFF;
  --ink: #0E1116;
  --ink-2: #3E4552;
  --muted: #565E6C;
  --line: #DDE1E7;
  --line-soft: #EEF0F3;
  --accent: #1F4BFF;
  --app-hex: #1F8A5B;
  --app-hex-fg: #FFFFFF;
  --app-garanto: #F5B700;
  --app-garanto-fg: #0E1116;
  --app-ledger: #6B4FA0;
  --app-ledger-bg: #E7E3EF;
  --red: #FF4D2E;
  --ok-text: #187A4F;
  --inverse-bg: #0E1116;
  --inverse-fg: #FFFFFF;
  --on-accent: #FFFFFF;
  --band-bg: #0E1116;
  --band-fg: #F5F6F8;
  --band-muted: #A3ABB8;
  --band-line: #262B35;
  --band-link-hover: #9FB2FF;
  --soon-border: #A8AFBB;
  --font-display: 'Bricolage Grotesque', 'Segoe UI', system-ui, sans-serif;
  --font-body: 'Instrument Sans', 'Segoe UI', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, 'Cascadia Mono', Consolas, monospace;
  --gutter: max(24px, env(safe-area-inset-left, 0px));
  --gutter-r: max(24px, env(safe-area-inset-right, 0px));
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    color-scheme: dark;
    --bg: #0D1015; --surface: #161A21; --ink: #ECEEF2; --ink-2: #B7BDC8; --muted: #8E96A4;
    --line: #2A303B; --line-soft: #1E232B; --accent: #7B93FF;
    --app-ledger: #B9A6EE; --app-ledger-bg: #2A2440; --ok-text: #4CC38A;
    --inverse-bg: #ECEEF2; --inverse-fg: #0D1015; --on-accent: #0D1015;
    --band-bg: #07090C; --band-fg: #ECEEF2; --band-muted: #8E96A4; --band-line: #1E232B;
    --soon-border: #4A5160;
  }
}
:root[data-theme="dark"] {
  color-scheme: dark;
  --bg: #0D1015; --surface: #161A21; --ink: #ECEEF2; --ink-2: #B7BDC8; --muted: #8E96A4;
  --line: #2A303B; --line-soft: #1E232B; --accent: #7B93FF;
  --app-ledger: #B9A6EE; --app-ledger-bg: #2A2440; --ok-text: #4CC38A;
  --inverse-bg: #ECEEF2; --inverse-fg: #0D1015; --on-accent: #0D1015;
  --band-bg: #07090C; --band-fg: #ECEEF2; --band-muted: #8E96A4; --band-line: #1E232B;
  --soon-border: #4A5160;
}

/* ---------- base ---------- */
*, *::before, *::after { box-sizing: border-box; }
[hidden] { display: none !important; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; min-height: 100vh; display: flex; flex-direction: column; background: var(--bg); color: var(--ink); font-family: var(--font-body); font-size: 16px; line-height: 1.5; }
.page--doc > main, .page--doc > .doc-layout { flex: 1 0 auto; } /* short pages keep the footer at the bottom */
a { color: var(--ink); text-underline-offset: 3px; }
a:hover { color: var(--accent); }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; border-radius: 4px; }
h1, h2, h3 { text-wrap: balance; }
svg { flex-shrink: 0; }

.wrap { width: 100%; max-width: 1160px; margin: 0 auto; padding-left: var(--gutter); padding-right: var(--gutter-r); }
.page--doc .wrap { max-width: 1240px; }

.skip-link { position: absolute; left: 12px; top: -100px; z-index: 10; padding: 10px 16px; background: var(--inverse-bg); color: var(--inverse-fg); border-radius: 999px; font-weight: 600; text-decoration: none; }
.skip-link:focus { top: 12px; color: var(--inverse-fg); }

/* ---------- header ---------- */
.site-header--doc { background: var(--surface); border-bottom: 1px solid var(--line); }
.header-row { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 8px 16px; padding-block: 18px; }
.site-header--doc .header-row { padding-block: 12px; }
.brand { display: flex; align-items: center; gap: 12px; min-height: 44px; text-decoration: none; font-family: var(--font-display); font-weight: 800; font-size: 22px; letter-spacing: -0.02em; }
.site-header--doc .brand { font-size: 19px; }
.logo-mark rect { fill: var(--ink); }
.logo-mark .logo-accent { fill: var(--accent); }
.main-nav { display: flex; flex-wrap: wrap; align-items: center; gap: 2px; font-size: 16px; font-weight: 500; }
.site-header--doc .main-nav { font-size: 15px; }
.main-nav a { text-decoration: none; padding: 12px; }
.main-nav .lang-pill { margin-left: 6px; padding: 9px 13px; border: 1.5px solid var(--ink); border-radius: 999px; font-family: var(--font-mono); font-size: 13px; font-weight: 400; color: var(--muted); }
.main-nav .lang-pill b { color: var(--ink); font-weight: 500; }
.main-nav .lang-pill:hover { border-color: var(--accent); color: var(--accent); }
.main-nav .lang-pill:hover b { color: var(--accent); }
.theme-toggle { display: inline-flex; align-items: center; justify-content: center; width: 44px; height: 44px; margin-left: 6px; padding: 0; border: 1.5px solid var(--line); border-radius: 999px; background: var(--surface); color: var(--ink); cursor: pointer; transition: border-color .15s, color .15s; }
.theme-toggle:hover { border-color: var(--accent); color: var(--accent); }
.theme-toggle .i-sun { display: none; }
.theme-toggle[aria-pressed="true"] .i-sun { display: block; }
.theme-toggle[aria-pressed="true"] .i-moon { display: none; }

/* ---------- home ---------- */
.eyebrow { margin: 0 0 24px; font-family: var(--font-mono); font-size: 13px; letter-spacing: 0.06em; color: var(--muted); }
.eyebrow--band { color: var(--band-muted); margin-bottom: 16px; }
.hero { display: flex; flex-wrap: wrap; align-items: center; gap: 48px; padding-block: 64px 88px; }
.hero-text { flex: 999 1 540px; min-width: 0; }
.hero h1 { margin: 0; font-family: var(--font-display); font-weight: 800; font-size: clamp(44px, 7.4vw, 96px); line-height: 0.98; letter-spacing: -0.045em; }
.hero h1 .accent { color: var(--accent); }
.lead { margin: 28px 0 0; font-size: 20px; line-height: 1.55; color: var(--ink-2); max-width: 600px; }
.pills { list-style: none; display: flex; flex-wrap: wrap; gap: 10px; margin: 32px 0 0; padding: 0; }
.pills li { display: inline-flex; align-items: center; gap: 8px; height: 40px; padding: 0 16px; background: var(--surface); border: 1px solid var(--line); border-radius: 999px; font-size: 15px; font-weight: 500; }
.hero-art { flex: 1 1 260px; display: flex; justify-content: center; }
.mosaic { width: 100%; max-width: 340px; height: auto; }
.m-ink { fill: var(--ink); } .m-line { fill: var(--line); } .m-accent { fill: var(--accent); }
.m-hex { fill: var(--app-hex); } .m-garanto { fill: var(--app-garanto); } .m-ledger { fill: var(--app-ledger); } .m-red { fill: var(--red); }

.section-head { display: flex; align-items: baseline; justify-content: space-between; flex-wrap: wrap; gap: 8px 12px; padding-bottom: 18px; border-bottom: 2px solid var(--ink); }
.section-head h2, .legal-intro h2 { margin: 0; font-family: var(--font-display); font-weight: 800; font-size: clamp(32px, 4vw, 40px); letter-spacing: -0.03em; }
.mono-meta { font-family: var(--font-mono); font-size: 13px; color: var(--muted); }

.apps { padding-bottom: 88px; scroll-margin-top: 16px; }
.app-row { display: flex; flex-wrap: wrap; align-items: center; gap: 18px 32px; padding-block: 28px; border-bottom: 1px solid var(--line); }
.app-icon { width: 76px; height: 76px; border-radius: 20px; display: flex; align-items: center; justify-content: center; flex: 0 0 auto; }
.app-icon--hex { background: var(--app-hex); color: var(--app-hex-fg); }
.app-icon--garanto { background: var(--app-garanto); color: var(--app-garanto-fg); }
.app-icon--ledger { background: var(--app-ledger-bg); color: var(--app-ledger); }
.app-icon--sm { width: 48px; height: 48px; border-radius: 13px; }
.app-icon--sm svg { width: 24px; height: 24px; }
.app-text { flex: 999 1 360px; min-width: 0; }
.app-text h3 { margin: 0 0 6px; font-family: var(--font-display); font-weight: 700; font-size: 28px; letter-spacing: -0.02em; }
.app-text p { margin: 0; font-size: 17px; color: var(--ink-2); }
.is-soon .app-text h3 { color: var(--ink-2); }
.is-soon .app-text p { color: var(--muted); }
.app-links { flex: 1 1 220px; display: flex; flex-wrap: wrap; justify-content: flex-end; align-items: center; gap: 4px 22px; font-size: 16px; font-weight: 500; }
.app-links a { padding: 10px 0; }
.app-links .play-btn { display: inline-flex; align-items: center; height: 44px; padding: 0 18px; background: var(--inverse-bg); color: var(--inverse-fg); border-radius: 999px; text-decoration: none; }
.app-links .play-btn:hover { color: var(--inverse-fg); text-decoration: underline; }
.soon-pill { font-family: var(--font-mono); font-size: 13px; color: var(--muted); padding: 9px 14px; border: 1px dashed var(--soon-border); border-radius: 999px; }

.legal { display: flex; flex-wrap: wrap; gap: 32px 56px; padding-bottom: 96px; scroll-margin-top: 16px; }
.legal-intro { flex: 1 1 300px; }
.legal-intro p { margin: 14px 0 0; font-size: 18px; line-height: 1.6; color: var(--ink-2); }
.doc-cards { flex: 2 1 480px; min-width: 0; display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 12px; }
.doc-card { display: flex; flex-direction: column; gap: 8px; padding: 22px; background: var(--surface); border: 1px solid var(--line); border-radius: 16px; text-decoration: none; transition: border-color .15s, transform .15s; }
.doc-card:hover { color: var(--ink); border-color: var(--ink); transform: translateY(-2px); }
.doc-card__app { display: flex; align-items: center; gap: 8px; font-size: 14px; color: var(--muted); }
.doc-card__title { font-family: var(--font-display); font-weight: 700; font-size: 22px; letter-spacing: -0.01em; }
.doc-card__text { font-size: 15px; color: var(--ink-2); }
.dot { width: 10px; height: 10px; flex: 0 0 auto; }
.dot--hex { background: var(--app-hex); } .dot--garanto { background: var(--app-garanto); } .dot--ink { background: var(--ink); }

.support-band { background: var(--band-bg); color: var(--band-fg); }
.support-row { display: flex; flex-wrap: wrap; align-items: flex-end; justify-content: space-between; gap: 32px; padding-block: 80px; }
.support-row > div { flex: 1 1 420px; }
.support-row h2 { margin: 0; font-family: var(--font-display); font-weight: 800; font-size: clamp(34px, 5vw, 56px); line-height: 1.02; letter-spacing: -0.035em; }
.email-pill { display: inline-flex; align-items: center; max-width: 100%; height: 56px; padding: 0 26px; background: var(--accent); color: var(--on-accent); border-radius: 999px; font-size: 18px; font-weight: 600; text-decoration: none; }
.email-pill:hover { color: var(--on-accent); text-decoration: underline; }

/* ---------- footer (dark band; on the home page it continues the support band) ---------- */
.site-footer { background: var(--band-bg); color: var(--band-muted); }
.site-footer--home { border-top: 1px solid var(--band-line); }
.foot-row { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 10px 24px; padding-block: 22px; font-size: 14px; }
.foot-links { display: flex; flex-wrap: wrap; gap: 4px 18px; }
.foot-row a { color: var(--band-fg); text-decoration: none; padding: 12px 0; }
.foot-row a:hover { color: var(--band-link-hover); text-decoration: underline; }

/* ---------- document pages ---------- */
.doc-layout { display: flex; flex-wrap: wrap; gap: 0 56px; }
.doc-nav { flex: 1 1 220px; max-width: 250px; padding-block: 48px; font-size: 15px; }
.doc-nav__details > summary { display: none; }
.doc-nav__group { display: flex; flex-direction: column; gap: 2px; margin-bottom: 26px; }
.doc-nav__label { display: flex; align-items: center; gap: 8px; font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.06em; color: var(--muted); padding: 0 12px 8px; }
.doc-nav__label .dot { width: 8px; height: 8px; }
.doc-nav a { text-decoration: none; padding: 10px 12px; border-radius: 10px; }
.doc-nav a:hover { background: var(--line-soft); color: var(--ink); }
.doc-nav a[aria-current="page"] { background: var(--inverse-bg); color: var(--inverse-fg); font-weight: 600; }

.doc-main { flex: 999 1 560px; min-width: 0; display: flex; flex-wrap: wrap; gap: 48px; align-items: flex-start; padding-block: 48px 96px; }
.doc { flex: 999 1 480px; min-width: 0; max-width: 720px; }
.doc-app { display: flex; align-items: center; gap: 14px; margin-bottom: 22px; font-size: 16px; font-weight: 600; }
.doc-kicker { margin: 0 0 18px; font-family: var(--font-mono); font-size: 13px; letter-spacing: 0.06em; color: var(--muted); }
.doc h1, .not-found h1 { margin: 0; font-family: var(--font-display); font-weight: 800; font-size: clamp(38px, 5vw, 56px); letter-spacing: -0.04em; line-height: 1; }
.doc-meta { margin: 16px 0 0; font-family: var(--font-mono); font-size: 13px; color: var(--muted); }

.doc-body { margin-top: 36px; overflow-wrap: break-word; }
.doc-body .summary { margin: 0 0 44px; padding: 26px 28px; background: var(--surface); border: 1px solid var(--line); border-radius: 18px; }
.doc-body .summary p { margin: 0; font-family: var(--font-display); font-weight: 500; font-size: clamp(20px, 2.4vw, 24px); line-height: 1.35; letter-spacing: -0.01em; color: var(--ink); }
.doc-body .summary em { font-style: normal; color: var(--accent); }
.doc-body .summary strong { font-weight: 700; }
.summary-label { display: block; margin-bottom: 10px; font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.06em; text-transform: uppercase; color: var(--muted); }
.doc-body h2 { margin: 44px 0 12px; font-family: var(--font-display); font-weight: 700; font-size: 26px; letter-spacing: -0.02em; scroll-margin-top: 24px; }
.doc-body .summary + h2 { margin-top: 0; }
.doc-body h3 { margin: 28px 0 8px; font-family: var(--font-display); font-weight: 700; font-size: 20px; letter-spacing: -0.01em; }
.doc-body p, .doc-body li { font-size: 17px; line-height: 1.7; color: var(--ink-2); }
.doc-body p { margin: 0 0 16px; }
.doc-body ul { margin: 0 0 16px; padding-left: 22px; display: flex; flex-direction: column; gap: 6px; }
.doc-body li::marker { color: var(--muted); }
.doc-body strong { color: var(--ink); font-weight: 600; }

.table-wrap { max-width: 100%; overflow-x: auto; margin: 4px 0 20px; border: 1px solid var(--line); border-radius: 14px; background: var(--surface); }
.table-wrap table { width: 100%; min-width: 540px; border-collapse: collapse; font-size: 15px; line-height: 1.45; }
.table-wrap th { text-align: left; padding: 14px 18px; border-bottom: 1px solid var(--line); font-family: var(--font-mono); font-size: 12px; font-weight: 500; letter-spacing: 0.05em; text-transform: uppercase; color: var(--muted); }
.table-wrap td { padding: 15px 18px; border-bottom: 1px solid var(--line-soft); color: var(--ink-2); vertical-align: top; }
.table-wrap tr:last-child td { border-bottom: 0; }
.table-wrap td:first-child { color: var(--ink); font-weight: 600; }
.table-wrap td.ok { color: var(--ok-text); font-weight: 600; white-space: nowrap; }

.toc { flex: 1 1 180px; max-width: 220px; position: sticky; top: calc(env(safe-area-inset-top, 0px) + 24px); font-size: 14px; }
.toc__label { margin: 0 0 10px; font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.06em; color: var(--muted); }
.toc a { display: block; text-decoration: none; padding: 6px 0; color: var(--muted); }
.toc a:hover { color: var(--accent); }

.not-found { padding-block: 72px 96px; }
.not-found .lead { max-width: 640px; }

@media (max-width: 1080px) {
  .toc { display: none; }
}
@media (max-width: 820px) {
  .doc-layout, .doc-main { display: block; }
  .doc { max-width: none; }
  .doc-nav { max-width: none; padding-block: 20px 0; }
  .doc-nav__details { background: var(--surface); border: 1px solid var(--line); border-radius: 14px; padding: 4px 8px; }
  .doc-nav__details > summary { display: flex; align-items: center; justify-content: space-between; min-height: 44px; padding: 0 8px; cursor: pointer; font-weight: 600; list-style: none; }
  .doc-nav__details > summary::-webkit-details-marker { display: none; }
  .doc-nav__details > summary::after { content: '+'; font-family: var(--font-mono); color: var(--muted); }
  .doc-nav__details[open] > summary::after { content: '−'; }
  .doc-nav__details[open] > summary { border-bottom: 1px solid var(--line-soft); margin-bottom: 14px; }
  .doc-main { padding-block: 32px 72px; }
}
@media (max-width: 560px) {
  .hero { padding-block: 40px 64px; }
  .hero-art { flex-basis: 100%; }
  .mosaic { max-width: 220px; }
  .lead { font-size: 18px; }
  .app-links { justify-content: flex-start; }
  .main-nav a { padding: 12px 9px; }
  .support-row { padding-block: 56px; }
  .email-pill { font-size: 16px; height: 52px; }
}
@media (max-width: 480px) {
  :root { --gutter: max(16px, env(safe-area-inset-left, 0px)); --gutter-r: max(16px, env(safe-area-inset-right, 0px)); }
}
@media (prefers-reduced-motion: reduce) {
  .doc-card, .theme-toggle { transition: none; }
  .doc-card:hover { transform: none; }
}