/* taskstaka.com — the app's palette, the logo's orange as the one accent. */
:root {
  --bg: #0f1012; --bg-2: #141518; --bg-3: #1b1d21; --line: #24262b;
  --fg: #e8e9eb; --fg-2: #b4b6bb; --muted: #8a8d94;
  --accent: #e87818; --accent-2: #f8a848; --warn: #e5b45b; --ok: #4cc38a;
  --font: "Inter", ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  --measure: 68ch;
}
@media (prefers-color-scheme: light) {
  :root { --bg: #ffffff; --bg-2: #f7f7f8; --bg-3: #efeff2; --line: #e3e3e8; --fg: #1b1b1f; --fg-2: #3c3d42; --muted: #5f626a; --accent: #d26a0f; --warn: #8a5a00; --ok: #1f8f5a; }
}
* { box-sizing: border-box; }
html { background: var(--bg); color: var(--fg); font: 16px/1.6 var(--font); -webkit-font-smoothing: antialiased; }
@media (min-width: 720px) { html { font-size: 17px; } }
body { margin: 0; min-height: 100vh; display: flex; flex-direction: column; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; text-underline-offset: 3px; }
code, pre { font-family: var(--mono); font-size: 0.92em; }
pre { background: var(--bg-2); border: 1px solid var(--line); border-radius: 10px; padding: 14px 16px; overflow-x: auto; line-height: 1.5; }
:not(pre) > code { background: var(--bg-3); padding: 1px 6px; border-radius: 5px; }

/* top bar */
.top { position: sticky; top: 0; z-index: 10; background: color-mix(in srgb, var(--bg) 88%, transparent); backdrop-filter: blur(10px); border-bottom: 1px solid var(--line); display: flex; align-items: center; gap: 16px; padding: 10px max(16px, env(safe-area-inset-left)); }
.brand { display: inline-flex; align-items: center; gap: 9px; color: var(--fg); font-weight: 600; letter-spacing: -0.01em; }
.brand:hover { text-decoration: none; }
.top nav { margin-left: auto; display: flex; gap: 2px; overflow-x: auto; scrollbar-width: none; }
.top nav a { color: var(--fg-2); padding: 6px 10px; border-radius: 6px; white-space: nowrap; }
.top nav a:hover { background: var(--bg-3); text-decoration: none; color: var(--fg); }
.top nav a[aria-current="page"] { color: var(--fg); background: var(--bg-3); }

/* page */
.page { width: min(760px, 100% - 32px); margin: 0 auto; padding: clamp(24px, 5vw, 56px) 0 80px; flex: 1; }
.page > p, .page > ul, .page > ol { max-width: var(--measure); }
h1 { font-size: clamp(1.75rem, 1.2rem + 2.4vw, 2.6rem); line-height: 1.15; letter-spacing: -0.02em; margin: 0 0 0.6em; text-wrap: balance; }
h2 { font-size: 1.45rem; letter-spacing: -0.015em; margin: 2.2em 0 0.5em; padding-top: 0.4em; border-top: 1px solid var(--line); }
h3 { font-size: 1.1rem; margin: 1.6em 0 0.4em; }
h2 a, h3 a { color: inherit; }
p, li { color: var(--fg-2); }
p strong, li strong { color: var(--fg); font-weight: 600; }
hr { border: 0; border-top: 1px solid var(--line); margin: 2.5em 0; }
img { max-width: 100%; height: auto; border-radius: 10px; border: 1px solid var(--line); display: block; }
table { border-collapse: collapse; width: 100%; font-size: 0.95em; }
th, td { text-align: left; padding: 7px 10px; border-bottom: 1px solid var(--line); vertical-align: top; }
th { color: var(--muted); font-weight: 500; }
kbd { font-family: var(--mono); font-size: 0.85em; background: var(--bg-3); border: 1px solid var(--line); border-radius: 5px; padding: 1px 6px; color: var(--fg); }

/* home */
.hero { text-align: center; padding: 8px 0 24px; }
.hero img.logo { width: min(260px, 60vw); margin: 0 auto 18px; border: 0; border-radius: 0; }
.hero h1 { max-width: 22ch; margin-inline: auto; }
.hero p { font-size: 1.1em; max-width: 52ch; margin: 0 auto 26px; }
.install { background: var(--bg-2); border: 1.5px solid var(--accent); border-radius: 12px; padding: 16px 18px; font-family: var(--mono); font-size: 1.05em; text-align: left; display: flex; gap: 12px; align-items: baseline; overflow-x: auto; max-width: 560px; margin: 0 auto; }
.install .prompt { color: var(--accent); user-select: none; }
.install + p { margin-top: 10px; font-size: 0.95em; color: var(--muted); }
.three { display: grid; gap: 22px 28px; margin: 40px 0; }
@media (min-width: 720px) { .three { grid-template-columns: repeat(3, 1fr); } }
.three h3 { margin: 0 0 4px; }
.three p { margin: 0; font-size: 0.97em; }

/* diagrams */
.diagram { margin: 28px 0; }
.diagram svg { width: 100%; height: auto; display: block; }
figcaption { color: var(--muted); font-size: 0.9em; margin-top: 8px; }

.foot { border-top: 1px solid var(--line); color: var(--muted); font-size: 0.9em; display: flex; gap: 16px; padding: 18px max(16px, env(safe-area-inset-left)) max(18px, env(safe-area-inset-bottom)); }
.foot a { color: var(--muted); }

@media (max-width: 640px) {
  .top { gap: 10px; }
  .brand { font-size: 0; gap: 0; }
  .page { width: min(760px, 100% - 24px); }
  pre { padding: 12px; border-radius: 8px; }
  .install { padding: 12px 14px; font-size: 0.95em; }
}