/* greed.rs: the landing page. Colors come from the hero image: its morning
   sky, the logo's purple and the ink of the wordmark. */

:root {
  --bg: #f4f2f7;
  --bg-soft: #ebe8f2;
  --surface: #ffffff;
  --ink: #1e2130;
  --muted: #5b5f73;
  --line: #dcd8e6;
  --accent: #6a45c9;
  --accent-ink: #ffffff;
  --code-bg: #303446;
  --code-ink: #c6d0f5;
  --code-dim: #838ba7;
  --code-key: #ca9ee6;
  --code-str: #a6d189;
  --code-fn: #8caaee;
  --code-op: #99d1db;
  --serif: "Iowan Old Style", "Palatino Linotype", Palatino, "Book Antiqua", Georgia, serif;
  --sans: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", sans-serif;
  --mono: ui-monospace, "Iosevka", "JetBrains Mono", "SF Mono", Menlo, Consolas, monospace;
  color-scheme: light dark;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #171925;
    --bg-soft: #1e2131;
    --surface: #232638;
    --ink: #e6e3f0;
    --muted: #a3a6bb;
    --line: #34374b;
    --accent: #a68cf0;
    --accent-ink: #171925;
    --code-bg: #232634;
  }
}

* { box-sizing: border-box; }

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

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 17px/1.6 var(--sans);
}

a { color: var(--accent); text-underline-offset: 0.15em; }

code, kbd, pre { font-family: var(--mono); font-size: 0.92em; }

code {
  background: var(--bg-soft);
  border-radius: 4px;
  padding: 0.05em 0.3em;
}

kbd {
  background: var(--surface);
  border: 1px solid var(--line);
  border-bottom-width: 2px;
  border-radius: 5px;
  padding: 0 0.35em;
  white-space: nowrap;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
}

/* The bar across the top. */
.bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  max-width: 1200px;
  margin: 0 auto;
  padding: 14px 24px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--ink);
  font: 600 22px/1 var(--serif);
  text-decoration: none;
}

.bar nav { display: flex; gap: 22px; flex-wrap: wrap; }

.bar nav a { color: var(--muted); text-decoration: none; font-size: 15px; }

.bar nav a:hover { color: var(--ink); }

section { max-width: 1100px; margin: 0 auto; padding: 0 24px; }

/* The picture, wide but not wall to wall. */
.hero { max-width: 1400px; }

.hero img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 14px;
  box-shadow: 0 18px 50px -24px rgba(30, 33, 48, 0.45);
}

.intro { text-align: center; padding-top: 48px; }

.lead {
  max-width: 720px;
  margin: 0 auto;
  font: 400 24px/1.5 var(--serif);
}

.actions { display: flex; justify-content: center; gap: 12px; margin-top: 28px; flex-wrap: wrap; }

.button {
  display: inline-block;
  padding: 11px 22px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--surface);
  color: var(--ink);
  font-weight: 600;
  text-decoration: none;
}

.button.primary { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }

.button:hover { filter: brightness(1.06); }

/* Terminal sessions and code, in the editor's own colors. */
pre {
  margin: 0;
  overflow-x: auto;
  padding: 20px 22px;
  border-radius: 12px;
  background: var(--code-bg);
  color: var(--code-ink);
  line-height: 1.55;
  tab-size: 2;
}

pre code { background: none; padding: 0; font-size: 15px; }

.prompt { color: var(--code-key); }
.c { color: var(--code-dim); font-style: italic; }
.k { color: var(--code-key); }
.s { color: var(--code-str); }
.f { color: var(--code-fn); }
.o { color: var(--code-op); }

.demo { padding-top: 48px; max-width: 860px; }

.features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 20px;
  padding-top: 64px;
}

.features article {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 22px 24px;
}

h2 { font: 600 24px/1.25 var(--serif); margin: 0 0 10px; }

.features p { margin: 0; color: var(--muted); }

.example {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.4fr);
  gap: 36px;
  align-items: center;
  padding-top: 72px;
}

.example .text p { color: var(--muted); }

.install { padding-top: 72px; max-width: 760px; }

.install p { color: var(--muted); }

footer {
  max-width: 1100px;
  margin: 80px auto 0;
  padding: 28px 24px 48px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 15px;
  text-align: center;
}

footer p { margin: 6px 0; }

@media (max-width: 800px) {
  body { font-size: 16px; }
  .bar, section { padding-left: 16px; padding-right: 16px; }
  .bar nav { gap: 14px; }
  .lead { font-size: 20px; }
  .example { grid-template-columns: minmax(0, 1fr); gap: 20px; }
  pre code { font-size: 13px; }
}

/* The second, smaller paragraph under the lead. */
.sub {
  max-width: 640px;
  margin: 18px auto 0;
  color: var(--muted);
}

.n { color: var(--code-op); }
.ok { color: var(--code-str); }
.dim { color: var(--code-dim); }

/* A feature told beside what it looks like, the sides swapping each time. */
.showcase {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.3fr);
  gap: 40px;
  align-items: center;
  padding-top: 80px;
}

.showcase.flip > .text { order: 2; }

.showcase .text p { color: var(--muted); }

h3 { font: 600 19px/1.3 var(--serif); margin: 0; }

/* The three editing styles side by side. */
.styles {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.style {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 18px;
}

.style p { margin: 4px 0 0; color: var(--muted); font-size: 15px; }

.style .keys {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 5px;
  margin: 14px 0 10px;
  color: var(--ink);
  font-family: var(--mono);
  font-size: 14px;
}

.style .what { font-size: 14px; }

/* A tab drawn in boxes: the main pane, a stack beside it and a float. */
.screen {
  position: relative;
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  grid-template-rows: 1fr 1fr auto;
  gap: 6px;
  height: 340px;
  padding: 8px;
  border-radius: 12px;
  background: var(--code-bg);
}

.pane {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 7px;
  padding: 26px 12px 12px;
  border: 1px solid rgba(198, 208, 245, 0.16);
  border-radius: 6px;
  overflow: hidden;
}

.pane.main { grid-row: 1 / 3; border-color: var(--code-key); }

.pane .label {
  position: absolute;
  top: 6px;
  left: 10px;
  color: var(--code-dim);
  font: 12px/1 var(--mono);
}

.pane i {
  display: block;
  height: 7px;
  border-radius: 4px;
  background: rgba(198, 208, 245, 0.22);
}

.pane i:nth-child(3n) { background: rgba(202, 158, 230, 0.4); }
.pane i:nth-child(4n) { background: rgba(140, 170, 238, 0.4); }
.pane i.ok { background: rgba(166, 209, 137, 0.45); }

.pane.float {
  position: absolute;
  left: 24%;
  top: 30%;
  width: 46%;
  height: 34%;
  background: #3b3f56;
  border-color: rgba(198, 208, 245, 0.3);
  border-radius: 10px;
  box-shadow: 0 16px 40px -12px rgba(0, 0, 0, 0.6);
}

.status {
  grid-column: 1 / 3;
  display: flex;
  gap: 12px;
  align-items: center;
  color: var(--code-dim);
  font: 12px/1 var(--mono);
}

.status .pill {
  padding: 3px 9px;
  border-radius: 999px;
  background: var(--code-key);
  color: var(--code-bg);
  font-weight: 700;
}

.status .right { margin-left: auto; }

@media (max-width: 900px) {
  .showcase { grid-template-columns: minmax(0, 1fr); gap: 20px; padding-top: 56px; }
  .showcase.flip > .text { order: 0; }
  .styles { grid-template-columns: minmax(0, 1fr); }
  .screen { height: 280px; }
}

/* The styles need the room more than the words beside them. */
.showcase.wide { grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.6fr); }

@media (max-width: 900px) {
  .showcase.wide { grid-template-columns: minmax(0, 1fr); }
}

/* Two machines: the one you look from, and the one the work runs on. */
.remote {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
  gap: 10px;
  align-items: center;
}

.remote .term { grid-column: 1 / 4; margin-top: 8px; }

.machine {
  position: relative;
  padding: 30px 14px 14px;
  border-radius: 12px;
  background: var(--code-bg);
  border: 1px solid rgba(198, 208, 245, 0.16);
}

.machine.there { border-color: var(--code-key); }

.machine .label {
  position: absolute;
  top: 9px;
  left: 14px;
  color: var(--code-dim);
  font: 12px/1 var(--mono);
}

.machine .what {
  margin: 4px 0 0;
  color: var(--code-ink);
  font: 13px/1.4 var(--mono);
}

.link {
  position: relative;
  width: 56px;
  height: 2px;
  background: var(--code-key);
}

.link span {
  position: absolute;
  top: -20px;
  left: 50%;
  transform: translateX(-50%);
  color: var(--muted);
  font: 12px/1 var(--mono);
}

@media (max-width: 900px) {
  .remote { grid-template-columns: minmax(0, 1fr); }
  .remote .term { grid-column: auto; }
  .link { width: 2px; height: 28px; justify-self: center; }
  .link span { top: 50%; left: 12px; transform: translateY(-50%); }
}