/* cponce.dev: one stylesheet for every page. No fonts, scripts or images from
   other servers: the pages make no requests beyond this site. */

:root {
  color-scheme: light dark;

  /* From the Quietfile icon and the app's accent color. */
  --night: #0A1230;
  --dusk: #1A2858;
  --lamp: #FFB21F;
  --amber-ink: #9A5B00;

  --paper: #F6F7FB;
  --ink: #161D3F;
  --muted: #555C78;
  --link: var(--amber-ink);
  --rule: #DCE0EC;

  --sky-ink: #F4F6FF;
  --sky-muted: #B7BFDD;

  /* SF Pro Rounded on Apple devices, like the soft corners of the icon. */
  --display: ui-rounded, "SF Pro Rounded", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --text: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --mono: ui-monospace, "SF Mono", Menlo, Consolas, monospace;

  --measure: 38rem;
  --gutter: 1.25rem;
}

@media (prefers-color-scheme: dark) {
  :root {
    --paper: #10183A;
    --ink: #E7EAF5;
    --muted: #A3AAC6;
    --link: var(--lamp);
    --rule: #28315C;
  }
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 1.0625rem/1.6 var(--text);
  overflow-wrap: break-word;
}

.wrap {
  max-width: calc(var(--measure) + 2 * var(--gutter));
  margin-inline: auto;
  padding-inline: var(--gutter);
}

a {
  color: var(--link);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.18em;
}

a:hover {
  text-decoration-thickness: 2px;
}

:focus-visible {
  outline: 2px solid var(--lamp);
  outline-offset: 3px;
  border-radius: 3px;
}

/* The night sky of the icon: where each page says what it is. */

.sky {
  background: linear-gradient(180deg, var(--dusk), var(--night));
  color: var(--sky-ink);
  padding-block: 1rem 2.75rem;
}

.sky a {
  color: var(--lamp);
}

.top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 2.5rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font: 600 1.0625rem/1 var(--display);
  text-decoration: none;
}

.sky .brand {
  color: var(--sky-ink);
}

.brand img {
  border-radius: 22.5%;
}

.lang {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 0.25rem 1rem;
  font-size: 0.9375rem;
}

h1,
h2 {
  font-family: var(--display);
  line-height: 1.15;
  text-wrap: balance;
}

h1 {
  margin: 0;
  font-size: clamp(2rem, 1.4rem + 3vw, 2.75rem);
  font-weight: 700;
  letter-spacing: -0.015em;
}

.when {
  margin: 0.5rem 0 0;
  color: var(--sky-muted);
  font-size: 0.9375rem;
}

/* The short version of the page, inside the sky. */
.gist {
  margin: 1.5rem 0 0;
  font-size: 1.1875rem;
  line-height: 1.55;
}

.gist strong {
  color: var(--lamp);
}

/* Page body */

main {
  padding-block: 0.75rem 3rem;
}

h2 {
  margin: 2.25em 0 0.5em;
  font-size: 1.375rem;
  font-weight: 700;
  scroll-margin-top: 1.5rem;
}

p,
ul {
  margin: 0 0 1em;
}

ul {
  padding-left: 1.25rem;
}

li + li {
  margin-top: 0.6em;
}

li::marker {
  color: var(--amber-ink);
}

@media (prefers-color-scheme: dark) {
  li::marker {
    color: var(--lamp);
  }
}

code {
  font: 0.9em var(--mono);
  white-space: nowrap;
}

/* Footer */

.foot {
  padding-block: 1.5rem 3rem;
  border-top: 1px solid var(--rule);
  color: var(--muted);
  font-size: 0.9375rem;
}

.foot ul {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.5rem;
  margin: 0 0 0.75rem;
  padding: 0;
  list-style: none;
}

.foot li + li {
  margin-top: 0;
}

.foot [aria-current="page"] {
  color: var(--ink);
  text-decoration: none;
}

.foot p {
  margin: 0;
}

/* App page and home page */

.hero .app-icon {
  display: block;
  width: clamp(4.5rem, 2.5rem + 8vw, 7.5rem);
  height: auto;
  margin: -0.5rem 0 1.5rem;
  border-radius: 22.5%;
  box-shadow: 0 0 0 1px rgb(255 255 255 / 0.12);
}

.home {
  padding-top: 4rem;
}

/* The same line in the other languages, quieter. */
.hero .gist + .gist {
  margin-top: 0.5rem;
  color: var(--sky-muted);
  font-size: 1.0625rem;
}

.langs {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(10.5rem, 1fr));
  gap: 0 2.5rem;
}

.langs h2 {
  margin-top: 1.75em;
}

.langs ul,
.apps {
  padding: 0;
  list-style: none;
}

.app {
  display: grid;
  grid-template-columns: 4rem 1fr;
  gap: 0 1rem;
  align-items: start;
  margin-top: 2rem;
}

.app img {
  border-radius: 22.5%;
}

.app h2 {
  margin: 0.15rem 0 0.25rem;
}

.app p {
  margin-bottom: 0.5rem;
}