/* Lineup site: dark-first in the logo's ink, the logo's coral as the only accent (DESIGN.md). */
:root {
  color-scheme: light;
  --bg: #eef1f5;
  --bg-2: #e3e8ee;
  --bg-3: #ffffff;
  --line: #cfd6df;
  --text: #16181d;
  --text-2: #45474d;
  --text-3: #66686e;
  --coral: #ff5b2e;
  --coral-text: #b8391b;
  --coral-ink: #16181d;
  --mono: "JetBrains Mono", "Cascadia Mono", ui-monospace, Consolas, monospace;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 400 var(--text-base)/1.6 var(--font-body);
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; }
img, iframe { max-width: 100%; }
:focus-visible { outline: 2px solid var(--coral-text); outline-offset: 3px; border-radius: 4px; }
h1, h2, h3 { font-family: var(--font-display); font-weight: 700; letter-spacing: -0.015em; line-height: 1.04; margin: 0; }
h3 { font-family: var(--font-body); }
h2 { font-size: var(--text-display-s); max-width: 18ch; }
h3 { font-size: var(--text-md); font-weight: 700; letter-spacing: -0.01em; }
p { margin: 0; }

.top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  max-width: 1200px;
  margin: 0 auto;
  padding: var(--space-lg) var(--space-lg);
}
.mark { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; font: 600 1.2rem/1 var(--font-body); letter-spacing: -0.01em; }
.top-links { display: flex; gap: var(--space-lg); flex-wrap: wrap; font-size: var(--text-sm); }
.top-links a { text-decoration: none; color: var(--text-2); padding: 6px 0; }
.top-links a:hover { color: var(--text); }
.top-links .gh { color: var(--text); border-bottom: 2px solid var(--coral-text); }

/* Hero */
.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
  gap: var(--space-2xl);
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
  padding: var(--space-2xl) var(--space-lg) var(--space-3xl);
}
.eyebrow { color: var(--coral-text); font-weight: 600; font-size: var(--text-sm); letter-spacing: 0.04em; margin-bottom: var(--space-md); }
.hero h1 { font-size: clamp(2.4rem, 3.4vw + 1rem, 4.1rem); max-width: 15ch; }
.lead { margin-top: var(--space-lg); font-size: var(--text-md); line-height: 1.5; color: var(--text-2); max-width: 46ch; }
.ctas { display: flex; flex-wrap: wrap; gap: var(--space-sm); margin-top: var(--space-xl); }
.btn {
  display: inline-flex;
  align-items: center;
  min-height: 48px;
  padding: 0 22px;
  border-radius: var(--radius);
  font-weight: 600;
  text-decoration: none;
  transition: transform var(--dur-micro) var(--ease-out), background var(--dur-micro);
}
.btn:active { transform: translateY(1px); }
.btn-main { background: var(--coral); color: var(--coral-ink); }
.btn-main:hover { background: #ff7450; }
.btn-ghost, .btn-main { box-shadow: 0 1px 0 rgba(22, 24, 29, 0.08); }
.btn-ghost { border: 1px solid var(--line); color: var(--text); }
.btn-ghost:hover { background: var(--bg-2); }
.btn-dark { background: var(--coral-ink); color: #f3efe8; }
.btn-dark:hover { background: #262a33; }
.fine { margin-top: var(--space-sm); font-size: var(--text-sm); color: var(--text-3); }

/* The desk: a wallpaper corner, the real flyout (iframe) and a taskbar with the Lineup tray icon */
.desk { margin: 0; }
.screen {
  position: relative;
  display: flex;
  justify-content: flex-end;
  align-items: flex-end;
  min-height: 520px;
  padding: 18px 18px 12px;
  border-radius: var(--radius) var(--radius) 0 0;
  background:
    radial-gradient(90% 70% at 85% 110%, rgba(255, 91, 46, 0.55), transparent 60%),
    radial-gradient(70% 60% at 10% 0%, rgba(77, 112, 160, 0.45), transparent 65%),
    linear-gradient(160deg, #1b2330, #10131a);
  overflow: hidden;
}
#demo {
  width: 360px;
  height: 420px;
  border: 0;
  border-radius: 8px;
  background: transparent;
  box-shadow: 0 30px 60px rgba(0, 0, 0, 0.45), 0 0 0 1px rgba(255, 255, 255, 0.08);
  /* avoid-ai-design-ignore: K3 (this is Windows acrylic: the flyout really floats over the wallpaper) */
  backdrop-filter: blur(28px) saturate(1.5);
  transform-origin: 90% 100%;
  transition: transform var(--dur-short) var(--ease-out), opacity var(--dur-short) var(--ease-out), height var(--dur-short) var(--ease-out);
}
#demo.closed { opacity: 0; transform: translateY(14px); pointer-events: none; }
.taskbar {
  display: flex;
  align-items: center;
  gap: 4px;
  height: 48px;
  padding: 0 12px;
  border-radius: 0 0 var(--radius) var(--radius);
  background: rgba(28, 30, 36, 0.92);
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}
.tb-spacer { flex: 1; }
.tb-ic, .tb-lineup { display: grid; place-items: center; width: 36px; height: 36px; border-radius: 6px; color: #e8e8e8; }
.tb-ic svg, .tb-lineup svg { width: 16px; height: 16px; }
.tb-lineup { border: 0; background: rgba(255, 255, 255, 0.08); cursor: pointer; }
.tb-lineup:hover { background: rgba(255, 255, 255, 0.14); }
.tb-lineup.bump svg { animation: bump var(--dur-long) var(--ease-out); }
@keyframes bump { 40% { transform: scale(0.7); } }
.tb-clock { padding: 0 8px; font-size: 12px; color: #e8e8e8; }
.desk figcaption { margin-top: var(--space-sm); font-size: var(--text-sm); color: var(--text-3); }

/* Sections */
main > section:not(.hero) { max-width: 1200px; margin: 0 auto; padding: var(--space-3xl) var(--space-lg); border-top: 1px solid var(--line); }
.pairs { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: var(--space-2xl); align-items: start; }
.pairs p, .names p, .cli p { color: var(--text-2); font-size: var(--text-md); line-height: 1.55; max-width: 52ch; }

.rule-list { list-style: none; margin: var(--space-2xl) 0 0; padding: 0; display: grid; gap: 0; }
.rule-list li { display: grid; grid-template-columns: 200px minmax(0, 1fr); gap: var(--space-xl); align-items: baseline; padding: var(--space-lg) 0; border-top: 1px solid var(--line); }
.rule-list li:last-child { border-bottom: 1px solid var(--line); }
.rule-list p { color: var(--text-2); margin-top: 6px; max-width: 56ch; }
.rule-key { display: flex; gap: 6px; color: var(--coral-text); }
.rule-key svg { width: 28px; height: 28px; }
kbd {
  display: inline-block;
  min-width: 34px;
  padding: 4px 9px;
  font: 600 0.9rem/1.2 var(--mono);
  text-align: center;
  color: var(--text);
  background: var(--bg-3);
  border: 1px solid var(--line);
  border-bottom-width: 3px;
  box-shadow: 0 1px 0 rgba(22, 24, 29, 0.06);
  border-radius: 6px;
}

.names { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: var(--space-2xl); align-items: center; }
.names p { margin-top: var(--space-lg); }
.rename { padding: var(--space-xl); border-radius: var(--radius); background: var(--bg-3); border: 1px solid var(--line); }
.rename-from { font: 500 var(--text-base)/1.4 var(--mono); color: var(--text-3); text-decoration: line-through; text-decoration-color: var(--coral-text); overflow-wrap: anywhere; }
.rename-arrow { margin: var(--space-sm) 0; color: var(--coral-text); font-size: var(--text-lg); }
.rename-to { font: 700 var(--text-2xl)/1 var(--font-display); letter-spacing: -0.015em; }

.cli p { margin-top: var(--space-lg); }
pre { margin: var(--space-xl) 0 0; padding: var(--space-lg); border-radius: var(--radius); background: #16181d; overflow-x: auto; }
code { font: 500 0.95rem/1.7 var(--mono); color: #f3efe8; }

.faq h2 { margin-bottom: var(--space-xl); }
details { border-top: 1px solid var(--line); }
details:last-of-type { border-bottom: 1px solid var(--line); }
summary { cursor: pointer; padding: var(--space-lg) 0; font: 600 var(--text-md)/1.35 var(--font-body); list-style: none; display: flex; justify-content: space-between; gap: var(--space-md); }
summary::-webkit-details-marker { display: none; }
summary::after { content: "+"; color: var(--coral-text); font-weight: 800; transition: transform var(--dur-short) var(--ease-out); }
details[open] summary::after { transform: rotate(45deg); }
details p { padding: 0 0 var(--space-lg); color: var(--text-2); max-width: 70ch; }

main > section.band { max-width: none; margin: 0; border: 0; padding: var(--space-3xl) var(--space-lg); background: var(--coral); color: var(--coral-ink); text-align: center; }
.band h2 { margin: 0 auto var(--space-xl); max-width: 20ch; }
.band .fine { color: rgba(22, 24, 29, 0.75); }

.foot { max-width: 1200px; margin: 0 auto; padding: var(--space-xl) var(--space-lg); display: flex; flex-wrap: wrap; justify-content: space-between; gap: var(--space-md); color: var(--text-3); font-size: var(--text-sm); }
.foot nav { display: flex; gap: var(--space-lg); flex-wrap: wrap; }
.foot a { text-decoration: none; }
.foot a:hover { color: var(--text); }

.reveal { opacity: 0; transform: translateY(16px); transition: opacity 0.5s var(--ease-out), transform 0.5s var(--ease-out); }
.reveal.in { opacity: 1; transform: none; }

@media (max-width: 900px) {
  .hero, .pairs, .names { grid-template-columns: 1fr; }
  .hero { padding-top: var(--space-lg); gap: var(--space-xl); }
  .rule-list li { grid-template-columns: 1fr; gap: var(--space-sm); }
}
@media (max-width: 480px) {
  .top-links a:not(.gh) { display: none; }
  .screen { min-height: 0; padding: 12px 8px 10px; }
  #demo { width: 100%; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  *, *::before, *::after { animation-duration: 1ms !important; transition-duration: 1ms !important; }
}