/* The Costas home page (manual-theme/home.html). Manual pages use Material with theme.css instead. */
:root {
  --ink: #1d1a16;
  --ink-2: #2a251f;
  --paper: #f7f2e9;
  --paper-2: #efe7da;
  --text: #221e19;
  --muted: #6a6155;
  --rule: #dccfbc;
  --ember: #c4501c;
  --ember-deep: #9e3d12;
  --on-ink: #f1eadf;
  --on-ink-muted: #b4a998;
  --display: "IBM Plex Sans Condensed", "Arial Narrow", sans-serif;
  --body: "IBM Plex Sans", "Segoe UI", system-ui, sans-serif;
  --mono: "IBM Plex Mono", Consolas, monospace;
}
@media (prefers-color-scheme: dark) {
  :root {
    --paper: #191612;
    --paper-2: #211d18;
    --text: #ece5d8;
    --muted: #a59b8c;
    --rule: #3a332a;
    --ember: #e2703a;
    --ember-deep: #c4501c;
  }
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 4.5rem; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--text);
  font: 17px/1.6 var(--body);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--ember-deep); }
@media (prefers-color-scheme: dark) { a { color: var(--ember); } }
code { font: 0.9em var(--mono); }
h1, h2 { font-family: var(--display); font-weight: 600; line-height: 1.05; letter-spacing: -0.01em; margin: 0; }
h2 { font-size: clamp(1.7rem, 3.2vw, 2.3rem); }

.wrap { width: 100%; max-width: 72rem; margin: 0 auto; padding: 0 1.25rem; }
.skip { position: absolute; left: -999px; }
.skip:focus { left: 1rem; top: 1rem; z-index: 10; background: var(--paper); padding: 0.5rem 1rem; }

/* Top bar */
.bar { position: sticky; top: 0; z-index: 5; background: var(--ink); color: var(--on-ink); border-bottom: 3px solid var(--ember); }
.bar__inner { display: flex; align-items: center; justify-content: space-between; gap: 1rem; height: 3.75rem; }
.brand { display: flex; align-items: center; gap: 0.55rem; color: var(--on-ink); text-decoration: none;
  font: 600 1.25rem var(--display); letter-spacing: 0.02em; }
.brand img { border-radius: 4px; }
.bar__nav { display: flex; align-items: center; gap: 1.4rem; font-size: 0.95rem; }
.bar__nav a { color: var(--on-ink-muted); text-decoration: none; }
.bar__nav a:hover { color: var(--on-ink); }
.bar__nav .bar__cta { color: #fff; background: var(--ember); padding: 0.4rem 0.9rem; border-radius: 3px; font-weight: 500; }
.bar__nav .bar__cta:hover { background: var(--ember-deep); color: #fff; }

/* Buttons */
.btn { display: inline-block; padding: 0.8rem 1.4rem; border-radius: 3px; font-weight: 600; text-decoration: none;
  font-size: 1rem; line-height: 1.2; }
.btn--ember { background: var(--ember); color: #fff; }
.btn--ember:hover { background: var(--ember-deep); color: #fff; }
.btn--quiet { color: var(--on-ink); box-shadow: inset 0 0 0 1px #5a5145; }
.btn--quiet:hover { box-shadow: inset 0 0 0 1px var(--on-ink-muted); color: #fff; }
a:focus-visible, .btn:focus-visible { outline: 2px solid var(--ember); outline-offset: 3px; }

/* Hero */
.hero { position: relative; background: var(--ink); color: var(--on-ink); padding: 4.5rem 0 0; overflow: hidden; }
.hero__grid { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: 3rem; align-items: end; }
.hero__copy { padding-bottom: 4.5rem; }
.tag { font: 500 0.8rem var(--mono); letter-spacing: 0.12em; color: var(--ember); margin: 0 0 1.25rem; }
.hero h1 { font-size: clamp(2.6rem, 6vw, 4.4rem); color: #fff; }
.hero__lede { color: var(--on-ink-muted); font-size: 1.1rem; margin: 1.4rem 0 2rem; max-width: 32rem; }
.hero__actions { display: flex; flex-wrap: wrap; gap: 0.75rem; }
.hero__fine { font: 0.78rem var(--mono); color: #8d8374; margin: 1.4rem 0 0; }
.hero__shot { margin: 0; position: relative; z-index: 1; }
.hero__shot img { border-radius: 4px 4px 0 0; box-shadow: 0 -0.5rem 3rem rgba(0, 0, 0, 0.45); }
.hero__waterfall { height: 64px; background: url("../images/site/waterfall.jpg") center / cover; border-top: 1px solid #000;
  opacity: 0.9; }

/* Tour: alternating text and screenshot */
.tour { padding: 5.5rem 0 2rem; }
.row { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: 3.5rem; align-items: center;
  padding: 0 0 5.5rem; }
.row--flip .row__text { order: 2; }
.row__num { font: 500 0.85rem var(--mono); color: var(--ember); margin: 0 0 0.6rem; }
.row__text p { margin: 1rem 0 0; color: var(--text); }
.row__text h2 + p { margin-top: 1.1rem; }
.more { display: inline-block; margin-top: 1.25rem; font-weight: 600; text-decoration: none; border-bottom: 2px solid currentColor; }
.more::after { content: " \2192"; }
.row__shot { margin: 0; }
.row__shot img { border-radius: 4px; border: 1px solid var(--rule); box-shadow: 0 1rem 2.5rem rgba(40, 25, 10, 0.12); }
.row__shot--narrow img, .row__shot--phone img { max-height: 34rem; width: auto; margin: 0 auto; }
.row__shot--phone img { border-radius: 1.4rem; border: 6px solid var(--ink); }

/* Also in the box */
.also { background: var(--paper-2); border-top: 1px solid var(--rule); border-bottom: 1px solid var(--rule); padding: 4.5rem 0; }
.also__list { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 2rem 3rem; margin: 2.25rem 0 0; }
.also__list div { border-top: 2px solid var(--text); padding-top: 0.8rem; }
.also__list dt { font: 600 1.1rem var(--display); }
.also__list dd { margin: 0.35rem 0 0; color: var(--muted); font-size: 0.95rem; }
.also__promise { margin: 3rem 0 0; max-width: 46rem; font-size: 1.05rem; padding-left: 1rem; border-left: 3px solid var(--ember); }

/* Download */
.download { padding: 5rem 0; }
.download__grid { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: 3.5rem; align-items: start; }
.download__grid h2 + p { margin-top: 1.1rem; }
.download__note { color: var(--muted); font-size: 0.92rem; }
.download__boxes { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.dl { display: flex; flex-direction: column; gap: 0.2rem; padding: 1.4rem 1.5rem; border-radius: 4px; text-decoration: none;
  background: var(--ink); color: var(--on-ink); border: 1px solid var(--ink); }
.dl:hover { border-color: var(--ember); }
.dl__os { font: 600 1.5rem var(--display); color: #fff; }
.dl__detail { font: 0.8rem var(--mono); color: var(--on-ink-muted); }
.dl__go { margin-top: 1.4rem; font-weight: 600; color: var(--ember); }
.dl__go::after { content: " \2193"; }
.dl--plain { background: transparent; color: var(--text); border-color: var(--rule); }
.dl--plain .dl__os { color: var(--text); }
.dl--plain .dl__detail { color: var(--muted); }
.download__after { grid-column: 1 / -1; margin: 0.5rem 0 0; color: var(--muted); font-size: 0.95rem; }

/* Support */
.support { background: var(--ember); color: #fff; }
.support__inner { display: flex; align-items: center; justify-content: space-between; gap: 1.5rem; padding-top: 2rem; padding-bottom: 2rem; }
.support p { margin: 0; font-size: 1.1rem; max-width: 40rem; }
.support .btn--ember { background: var(--ink); }
.support .btn--ember:hover { background: #000; }

/* Footer */
.foot { background: var(--ink); color: var(--on-ink-muted); padding: 3.5rem 0 2rem; font-size: 0.92rem; }
.foot__grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 2rem; }
.foot__brand { font: 600 1.3rem var(--display); color: var(--on-ink); margin: 0 0 0.5rem; }
.foot p { margin-top: 0; }
.foot__head { font: 500 0.75rem var(--mono); letter-spacing: 0.12em; text-transform: uppercase; color: #8d8374; }
.foot nav a { display: block; color: var(--on-ink); text-decoration: none; padding: 0.2rem 0; }
.foot nav a:hover { color: #fff; text-decoration: underline; }
.foot__fine { margin-top: 2.5rem; font-size: 0.8rem; color: #8d8374; }

/* Tablet and phone */
@media (max-width: 860px) {
  .hero { padding-top: 3rem; }
  .hero__grid, .row, .download__grid { grid-template-columns: minmax(0, 1fr); gap: 2rem; }
  .hero__copy { padding-bottom: 0; }
  .row { padding-bottom: 4rem; }
  .row--flip .row__text { order: 0; }
  .also__list { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .foot__grid { grid-template-columns: 1fr 1fr; }
  .foot__grid > div:first-child { grid-column: 1 / -1; }
}
@media (max-width: 560px) {
  body { font-size: 16px; }
  .bar__nav a:not(.bar__cta):not([href*="introduction"]) { display: none; }
  .bar__nav { gap: 1rem; }
  .also__list, .download__boxes { grid-template-columns: minmax(0, 1fr); }
  .support__inner { flex-direction: column; align-items: flex-start; }
  .row__shot--narrow img, .row__shot--phone img { max-height: 26rem; }
}