/* oilpool.net front door — self-contained styles. System fonts only, no external
   resources, light/dark aware. */

:root {
  --bg: #f7f7f5;
  --panel: #ffffff;
  --ink: #1a1a1a;
  --ink-soft: #55555f;
  --line: #e2e2dd;
  --accent: #1f6f5c;
  --accent-soft: #e6f1ee;
  --warn-bg: #fff8e6;
  --warn-line: #eBD9a8;
  --code-bg: #1d2127;
  --code-ink: #e8eaed;
  --code-comment: #8a95a5;
  --code-tok: #7fd1b9;
  --ok: #1f6f5c;
  --err: #b3261e;
  --maxw: 60rem;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #14161a;
    --panel: #1b1e24;
    --ink: #eceef1;
    --ink-soft: #a2a8b3;
    --line: #2b2f37;
    --accent: #6fd1b9;
    --accent-soft: #17332c;
    --warn-bg: #2a2415;
    --warn-line: #4a3f1e;
    --code-bg: #0f1216;
    --code-ink: #e8eaed;
    --code-comment: #7c8798;
    --code-tok: #7fd1b9;
    --ok: #6fd1b9;
    --err: #ff8a80;
  }
}

* { box-sizing: border-box; }

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

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.6;
  font-size: 17px;
}

.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 1.25rem; }

.skip {
  position: absolute; left: -999px; top: 0;
  background: var(--accent); color: #fff; padding: .5rem .75rem; border-radius: 0 0 .4rem 0;
}
.skip:focus { left: 0; z-index: 10; }

a { color: var(--accent); }

/* Header */
.site-head {
  background: linear-gradient(180deg, var(--accent-soft), var(--panel));
  border-bottom: 1px solid var(--line);
  padding: 2rem 0 1.75rem;
}
.brand { display: flex; align-items: baseline; gap: .5rem; }
.brand-mark { color: var(--accent); font-size: 1.4rem; }
.brand-name { font-weight: 700; font-size: 1.5rem; letter-spacing: -0.01em; }
.brand-name .dot { color: var(--ink-soft); font-weight: 500; }
.tagline { margin: .6rem 0 1rem; font-size: 1.15rem; color: var(--ink-soft); max-width: 46rem; }

.status-pill {
  display: inline-flex; align-items: center; gap: .5rem;
  background: var(--warn-bg); border: 1px solid var(--warn-line);
  color: var(--ink); padding: .4rem .75rem; border-radius: 999px; font-size: .92rem;
}
.status-pill .dotmark { width: .6rem; height: .6rem; border-radius: 50%; background: #d9a406; display: inline-block; }

/* Sections */
main { padding: 2.5rem 0 1rem; }
section { margin: 0 0 3rem; }
h1 { font-size: 2.1rem; line-height: 1.15; letter-spacing: -0.02em; margin: 0 0 1rem; }
h2 { font-size: 1.5rem; letter-spacing: -0.01em; margin: 0 0 1rem; padding-bottom: .4rem; border-bottom: 1px solid var(--line); }
h3 { font-size: 1.15rem; margin: 1.6rem 0 .5rem; }
.lead .big { font-size: 1.12rem; max-width: 48rem; }
.muted { color: var(--ink-soft); }
.small { font-size: .92rem; }

/* Cards */
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(15rem, 1fr)); gap: 1rem; margin: 1.25rem 0; }
.card { background: var(--panel); border: 1px solid var(--line); border-radius: .7rem; padding: 1.1rem 1.15rem; }
.card h3 { margin: 0 0 .4rem; font-size: 1.05rem; color: var(--accent); }
.card p { margin: 0; font-size: .98rem; }

/* API table */
.table-scroll { overflow-x: auto; border: 1px solid var(--line); border-radius: .7rem; }
table.api { border-collapse: collapse; width: 100%; min-width: 34rem; background: var(--panel); }
table.api th, table.api td { text-align: left; padding: .6rem .85rem; border-bottom: 1px solid var(--line); vertical-align: top; }
table.api thead th { background: var(--accent-soft); font-size: .9rem; }
table.api tr:last-child td { border-bottom: none; }
table.api td:first-child { white-space: nowrap; }

/* Code */
code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;
  font-size: .9em;
  background: rgba(127,127,127,.14);
  padding: .1rem .35rem; border-radius: .3rem;
}
code.pool-url { background: var(--accent-soft); color: var(--accent); }
pre.code, pre.out {
  background: var(--code-bg); color: var(--code-ink);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;
  font-size: .88rem; line-height: 1.5;
  padding: 1rem 1.1rem; border-radius: .6rem; overflow-x: auto;
  white-space: pre; margin: .75rem 0;
}
pre.code code { background: none; padding: 0; }
pre .c { color: var(--code-comment); }
pre .tok { color: var(--code-tok); }

/* Live check */
.live { background: var(--panel); border: 1px solid var(--line); border-radius: .7rem; padding: 1.1rem 1.15rem; margin-top: 1.25rem; }
.live-row { display: flex; align-items: center; gap: .9rem; flex-wrap: wrap; }
.live-target { color: var(--ink-soft); font-size: .92rem; }
button {
  font: inherit; font-weight: 600; cursor: pointer;
  background: var(--accent); color: #fff; border: none;
  padding: .55rem 1.1rem; border-radius: .5rem;
}
button:disabled { opacity: .6; cursor: progress; }
pre.out { margin-top: .9rem; max-height: 24rem; }
pre.out.ok { border-left: 3px solid var(--ok); }
pre.out.err { border-left: 3px solid var(--err); }

/* Warn block */
.warn { background: var(--warn-bg); border: 1px solid var(--warn-line); border-radius: .7rem; padding: .5rem 1.15rem; }
.warn ul { margin: .8rem 0; padding-left: 1.2rem; }
.warn li { margin: .5rem 0; }

/* Footer */
.site-foot { border-top: 1px solid var(--line); background: var(--panel); padding: 2rem 0; margin-top: 2rem; }
.site-foot p { margin: .4rem 0; max-width: 48rem; }

@media (max-width: 34rem) {
  body { font-size: 16px; }
  h1 { font-size: 1.7rem; }
}