/* pecuniae.app: the app's own colours (ios/Pecuniae/Resources/Assets.xcassets), Tacuinum's type: New York for
   headings on Apple devices, the system font for text. No inline styles anywhere, so the CSP can forbid them. */

:root {
  color-scheme: light dark;
  --paper: #F7F7F5;      /* Surface */
  --paper-2: #EEEEEA;
  --card: #FFFFFF;       /* SurfaceElevated */
  --ink: #15181B;        /* Ink */
  --muted: #5B6570;      /* InkSecondary */
  --rule: #DAD9D3;
  --tint: #1B5D73;       /* AccentColor: the deep teal of the main buttons */
  --on-tint: #FFFFFF;
  --income: #227A52;     /* IncomeColor */
  --expense: #B84A41;    /* ExpenseColor */
  --shadow: rgba(21, 24, 27, .22);
  --serif: ui-serif, "New York", "Iowan Old Style", "Palatino Linotype", Palatino, "Book Antiqua", Georgia, serif;
  --sans: -apple-system, BlinkMacSystemFont, "SF Pro Text", system-ui, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --gutter: clamp(1rem, 4vw, 2.75rem);
  --ease: cubic-bezier(.2, .7, .2, 1);
}

@media (prefers-color-scheme: dark) {
  :root {
    --paper: #111315;
    --paper-2: #17191C;
    --card: #1C1F22;
    --ink: #F2F4F5;
    --muted: #9AA4AE;
    --rule: #2C3136;
    --tint: #5B9DB3;
    --on-tint: #111315;
    --income: #5CC48F;
    --expense: #E28078;
    --shadow: rgba(0, 0, 0, .6);
  }
}

/* Base */

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; }
body { margin: 0; overflow-x: clip; color: var(--ink); background: var(--paper); font: 400 1.0625rem/1.55 var(--sans); -webkit-font-smoothing: antialiased; }
p, figure, ol, ul, dl, dd { margin: 0; }
h1, h2, h3 { margin: 0; font-family: var(--serif); font-weight: 400; color: var(--ink); text-wrap: balance; }
a { color: var(--tint); text-decoration-thickness: 1px; text-underline-offset: .2em; }
a:hover { text-decoration-thickness: 2px; }
:focus-visible { outline: 2px solid var(--tint); outline-offset: 3px; border-radius: 3px; }
[id] { scroll-margin-top: 1rem; }
[hidden] { display: none !important; }
.wrap { width: min(100% - 2 * var(--gutter), 70rem); margin-inline: auto; }
.skip { position: absolute; z-index: 30; left: 1rem; top: -5rem; padding: .6rem 1rem; border-radius: .5rem; background: var(--ink); color: var(--paper); }
.skip:focus { top: 1rem; }
h2 { font-size: clamp(2rem, 3.6vw, 3rem); line-height: 1.08; letter-spacing: -.015em; }
h3 { font-size: 1.3rem; line-height: 1.25; }
.num { font-variant-numeric: tabular-nums; white-space: nowrap; }

/* Header */

.top { display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding-block: 1.4rem; }
.brand { color: var(--ink); text-decoration: none; font: 400 1.6rem/1 var(--serif); letter-spacing: -.01em; }
.top nav { display: flex; align-items: center; gap: clamp(1rem, 2.6vw, 2.2rem); font-size: .95rem; }
.top nav a { color: var(--ink); text-decoration: none; }
.top nav a:hover { color: var(--tint); text-decoration: underline; }
@media (max-width: 40rem) { .top nav a:not(.lang) { display: none; } }

/* Hero */

.hero { display: grid; grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); align-items: center; gap: clamp(2.5rem, 6vw, 6rem); padding-block: clamp(2rem, 8vh, 6rem) clamp(3rem, 10vh, 7rem); }
.hero h1 { font-size: clamp(2.8rem, 6.4vw, 5.6rem); line-height: 1.02; letter-spacing: -.022em; }
.lede { margin-top: 1.4rem; max-width: 34rem; font-size: clamp(1.1rem, 1.4vw, 1.25rem); }
.get { display: flex; flex-wrap: wrap; align-items: center; gap: .8rem 1.4rem; margin-top: 2rem; }
.soon { padding: .4rem .85rem; border-radius: 8px; background: color-mix(in srgb, var(--tint) 12%, transparent); color: var(--tint); font-weight: 600; }
.meta { color: var(--muted); font-size: .92rem; line-height: 1.45; }

/* The illustrated ledger page */

.hero-art { justify-self: center; width: min(100%, 25rem); }
.sheet { padding: 1.4rem 1.4rem 1.5rem; border-radius: 16px; background: var(--card); box-shadow: 0 0 0 1px var(--rule), 0 24px 48px -28px var(--shadow); rotate: 1.5deg; }
.sheet-head { display: flex; justify-content: space-between; align-items: baseline; gap: 1rem; padding-bottom: .8rem; border-bottom: 1px solid var(--rule); }
.sheet-head b { font: 400 1.35rem/1.1 var(--serif); }
.sheet-head span { color: var(--muted); font-size: .85rem; }
.rows { padding: 0; list-style: none; }
.rows li { display: grid; grid-template-columns: 3.4rem minmax(0, 1fr) auto; gap: .75rem; align-items: baseline; padding-block: .55rem; border-bottom: 1px solid var(--rule); font-size: .95rem; }
.rows .d { color: var(--muted); font-size: .82rem; }
.rows small { display: block; color: var(--muted); font-size: .8rem; }
.rows .in { color: var(--income); font-weight: 600; }
.rows .out { color: var(--expense); font-weight: 600; }
.budget { margin-top: 1rem; font-size: .88rem; }
.budget p { display: flex; justify-content: space-between; gap: 1rem; }
.bar { display: block; height: .5rem; margin-top: .4rem; border-radius: 999px; background: var(--paper-2); overflow: hidden; }
.bar b { display: block; height: 100%; border-radius: inherit; background: var(--tint); }
.bar .w21 { width: 21.4%; }
.hero-art figcaption { margin-top: 1rem; text-align: center; color: var(--muted); font-size: .82rem; }

/* Features */

.features { padding-block: clamp(4rem, 12vh, 8rem); border-top: 1px solid var(--rule); }
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 19rem), 1fr)); gap: 0 clamp(2rem, 5vw, 4rem); margin-top: clamp(2rem, 6vh, 3.5rem); padding: 0; list-style: none; }
.grid li { padding-block: 1.6rem; border-top: 1px solid var(--rule); }
.grid p { max-width: 32rem; margin-top: .5rem; }
.plus { display: grid; gap: .6rem; max-width: 46rem; margin-top: clamp(2rem, 6vh, 3.5rem); padding: clamp(1.4rem, 3vw, 2rem); border-radius: 16px; background: var(--paper-2); }
.plus h3 { font-size: clamp(1.4rem, 2.2vw, 1.8rem); }

/* Privacy, as a ledger */

.ledger { padding-block: clamp(4.5rem, 13vh, 8.5rem); background: var(--paper-2); }
.ledger h2 { max-width: 16ch; font-size: clamp(2.2rem, 5vw, 4.2rem); line-height: 1.04; letter-spacing: -.022em; }
.ledger h2 em { display: block; color: var(--tint); }
.ledger-list { max-width: 46rem; margin-top: clamp(2.5rem, 7vh, 4rem); font: 400 clamp(1.08rem, 1.8vw, 1.4rem)/1.3 var(--serif); }
.ledger-list div { display: flex; align-items: baseline; gap: .6rem; padding-block: .55rem; }
.ledger-list div::after { content: ""; order: 2; flex: 1 1 1.5rem; min-width: 1.5rem; translate: 0 -.28em; border-bottom: 2px dotted var(--muted); opacity: .55; }
.ledger-list dt { order: 1; }
.ledger-list dd { order: 3; max-width: 55%; color: var(--tint); font-style: italic; text-align: right; }
.note { max-width: 40rem; margin-top: 2.4rem; color: var(--muted); }

/* Questions */

.faq { padding-block: clamp(4rem, 12vh, 8rem); }
.qa { max-width: 46rem; margin-top: 2.4rem; border-top: 1px solid var(--rule); }
.qa details { border-bottom: 1px solid var(--rule); }
.qa summary { display: flex; align-items: baseline; justify-content: space-between; gap: 1rem; padding-block: 1.15rem; cursor: pointer; list-style: none; font: 400 clamp(1.15rem, 1.7vw, 1.35rem)/1.3 var(--serif); }
.qa summary::-webkit-details-marker { display: none; }
.qa summary::after { content: "+"; flex: none; color: var(--muted); font: 300 1.5rem/1 var(--sans); transition: rotate .2s var(--ease); }
.qa details[open] summary::after { rotate: 45deg; }
.qa details p { max-width: 38rem; padding-bottom: 1.3rem; }
.more { margin-top: 1.6rem; color: var(--muted); }

/* End and footer */

.end { display: grid; justify-items: center; padding-block: clamp(4rem, 14vh, 9rem); text-align: center; border-top: 1px solid var(--rule); }
.end-name { font: 400 clamp(2.6rem, 5vw, 3.6rem)/1 var(--serif); letter-spacing: -.02em; }
.end-sub { margin-top: .6rem; font-size: 1.2rem; }
.end .soon { margin-top: 1.6rem; }
.end .meta { margin-top: .9rem; }
.foot { padding-block: 3rem 4rem; border-top: 1px solid var(--rule); color: var(--muted); font-size: .88rem; }
.disclaimer { max-width: 44rem; color: var(--ink); }
.foot nav { display: flex; flex-wrap: wrap; gap: .5rem 1.4rem; margin-top: 1.2rem; }
.foot nav a, .linklike { color: var(--ink); }
.linklike { padding: 0; border: 0; background: none; font: inherit; text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: .2em; cursor: pointer; }
.linklike:hover { text-decoration-thickness: 2px; }
.fine { max-width: 52rem; margin-top: 1rem; font-size: .8rem; }

/* 404 */

.lost { padding-block: clamp(4rem, 18vh, 10rem); }
.lost h1 { font-size: clamp(2.4rem, 5vw, 4rem); line-height: 1.05; }
.lost p { max-width: 34rem; margin-top: 1.2rem; font-size: 1.1rem; }
.lost .lost-it { margin-top: 3rem; color: var(--muted); }

/* Consent banner: small, at the bottom, not blocking the page. Both choices look the same (Garante, 10 June 2021). */

.consent {
  position: fixed; z-index: 20; left: 50%; bottom: max(1rem, env(safe-area-inset-bottom));
  width: min(100% - 2rem, 34rem); translate: -50% 0;
  padding: 1.1rem 1.2rem 1.2rem; border-radius: 16px;
  background: var(--card); color: var(--ink); font-size: .95rem; line-height: 1.45;
  box-shadow: 0 0 0 1px var(--rule), 0 18px 40px -16px var(--shadow);
}
.consent:focus { outline: none; }
.consent:focus-visible { outline: 2px solid var(--tint); outline-offset: 3px; }
.consent h2 { font: 600 1rem/1.3 var(--sans); letter-spacing: 0; }
.consent p { margin-top: .35rem; }
.consent-actions { display: grid; grid-template-columns: 1fr 1fr; gap: .6rem; margin-top: .9rem; }
.consent-actions button {
  min-height: 2.75rem; padding: .55rem 1rem; border: 1.5px solid var(--tint); border-radius: 999px;
  background: var(--card); color: var(--tint); font: 600 1rem/1.2 var(--sans); cursor: pointer;
}
.consent-actions button:hover { background: var(--tint); color: var(--on-tint); }

/* Narrow screens */

@media (max-width: 52rem) {
  .hero { grid-template-columns: 1fr; }
  .hero-art { width: min(100%, 23rem); }
  .sheet { rotate: none; }
}
@media (max-width: 40rem) {
  .ledger-list div { display: block; padding-block: .7rem; border-bottom: 1px solid var(--rule); }
  .ledger-list div::after { display: none; }
  .ledger-list dd { max-width: none; margin-top: .15rem; text-align: left; }
}

/* Motion */

@media (prefers-reduced-motion: no-preference) {
  html { scroll-behavior: smooth; }
  .hero h1, .lede, .get { animation: rise .9s var(--ease) both; }
  .lede { animation-delay: .1s; }
  .get { animation-delay: .18s; }
  .sheet { animation: settle 1.1s var(--ease) .2s both; }
  .consent { animation: fade-up .35s var(--ease) both; }
}
@keyframes rise { from { opacity: 0; transform: translateY(14px); } }
@keyframes settle { from { opacity: 0; transform: translateY(-20px) rotate(-4deg); } }
@keyframes fade-up { from { opacity: 0; transform: translateY(10px); } }