/* flowpace.app — the same water-and-glass language as the app: a still aura
   behind, frosted panels, tide blue for actions, SF Rounded where available. */

:root {
  --tide: #2f64cc;
  --lagoon: #0e8a83;
  --orchid: #8a4cc8;
  --rose: #c43f6b;
  --ink: #15192a;
  --muted: #59607a;
  --page: #f3f6fb;
  --panel: rgba(255, 255, 255, 0.72);
  --hairline: rgba(21, 25, 42, 0.1);
  --link: #2a57b8;
  color-scheme: light dark;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --ink: #eef1f8;
    --muted: #a3aac0;
    --page: #0d1120;
    --panel: rgba(28, 33, 52, 0.72);
    --hairline: rgba(238, 241, 248, 0.12);
    --link: #8fb0ff;
  }
}

* { box-sizing: border-box; }

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

body {
  margin: 0;
  min-height: 100vh;
  color: var(--ink);
  background: var(--page);
  font-family: ui-rounded, "SF Pro Rounded", "SF Pro Text", system-ui, -apple-system, "Segoe UI", sans-serif;
  font-size: 17px;
  line-height: 1.55;
}

/* The aura: soft color fields in the corners, like the app's backgrounds. */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(60vw 50vh at 8% -8%, color-mix(in srgb, var(--tide) 30%, transparent), transparent 70%),
    radial-gradient(50vw 45vh at 100% 10%, color-mix(in srgb, var(--lagoon) 22%, transparent), transparent 70%),
    radial-gradient(55vw 50vh at 85% 110%, color-mix(in srgb, var(--orchid) 18%, transparent), transparent 70%);
}

a { color: var(--link); text-underline-offset: 3px; }
a:focus-visible, button:focus-visible { outline: 3px solid var(--tide); outline-offset: 3px; border-radius: 6px; }

.wrap { max-width: 720px; margin: 0 auto; padding: 0 20px; }

header.site {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 22px 0;
}

.wordmark {
  font-weight: 700;
  font-size: 22px;
  letter-spacing: -0.01em;
  color: var(--ink);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.wordmark svg { width: 22px; height: 28px; }

nav.site { display: flex; gap: 20px; font-size: 15px; }
nav.site a { color: var(--muted); text-decoration: none; }
nav.site a:hover, nav.site a[aria-current="page"] { color: var(--ink); }

.hero {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 36px;
  align-items: center;
  padding: 48px 0 40px;
}

.vessel { width: 132px; height: auto; filter: drop-shadow(0 18px 30px color-mix(in srgb, var(--tide) 28%, transparent)); }

h1 {
  font-size: clamp(38px, 7vw, 56px);
  line-height: 1.04;
  letter-spacing: -0.025em;
  margin: 0 0 14px;
  font-weight: 700;
}

h2 { font-size: 22px; line-height: 1.25; margin: 34px 0 8px; letter-spacing: -0.01em; }
h3 { font-size: 17px; margin: 22px 0 4px; }

.lede { font-size: 19px; color: var(--muted); margin: 0; max-width: 34em; }

.panel {
  background: var(--panel);
  border: 1px solid var(--hairline);
  border-radius: 26px;
  padding: 22px 24px;
  backdrop-filter: blur(18px) saturate(1.4);
  -webkit-backdrop-filter: blur(18px) saturate(1.4);
}

.beta { display: flex; gap: 14px; align-items: flex-start; margin: 8px 0 40px; }
.beta p { margin: 0; }
.drop { flex: none; width: 18px; height: 24px; margin-top: 3px; color: var(--tide); }

dl.ideas { display: grid; grid-template-columns: 1fr 1fr; gap: 22px 30px; margin: 0 0 48px; }
dl.ideas dt { font-weight: 650; margin-bottom: 4px; }
dl.ideas dd { margin: 0; color: var(--muted); }

article.doc { padding: 24px 0 40px; }
article.doc h1 { font-size: clamp(34px, 6vw, 44px); }
article.doc p, article.doc li { max-width: 38em; }
article.doc ul { padding-left: 1.2em; }
article.doc li { margin: 4px 0; }
.updated { color: var(--muted); font-size: 15px; margin-top: 0; }
.summary { margin: 24px 0 8px; }
.summary p { margin: 0 0 8px; }
.summary p:last-child { margin: 0; }

footer.site {
  border-top: 1px solid var(--hairline);
  padding: 22px 0 40px;
  color: var(--muted);
  font-size: 15px;
  display: flex;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

@media (max-width: 600px) {
  .hero { grid-template-columns: 1fr; gap: 22px; padding-top: 28px; }
  .vessel { width: 96px; }
  dl.ideas { grid-template-columns: 1fr; }
  nav.site { gap: 14px; }
}

@media (prefers-reduced-motion: no-preference) {
  .wave { animation: drift 7s ease-in-out infinite alternate; }
  @keyframes drift { from { transform: translateX(-6px); } to { transform: translateX(6px); } }
}