:root {
  --bg: #0d1117;
  --bg-soft: #131a23;
  --card: #161d27;
  --line: #232c39;
  --text: #e6edf3;
  --muted: #8b98a9;
  --accent: #4c8dff;
  --accent-soft: rgba(76, 141, 255, .14);
  --ok: #3fb950;
  --warn: #d29922;
  --err: #f85149;
  --radius: 14px;
  --shadow: 0 10px 30px rgba(0, 0, 0, .35);
}

@media (prefers-color-scheme: light) {
  :root {
    --bg: #f6f8fb;
    --bg-soft: #eef2f7;
    --card: #ffffff;
    --line: #dfe6ef;
    --text: #16202c;
    --muted: #5c6a7d;
    --accent-soft: rgba(76, 141, 255, .12);
    --shadow: 0 10px 30px rgba(20, 35, 60, .08);
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 15px/1.55 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Inter, Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

.wrap { max-width: 1120px; margin: 0 auto; padding: 0 20px; }
.narrow { max-width: 720px; }

header.top {
  position: sticky; top: 0; z-index: 20;
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
header.top .wrap { display: flex; align-items: center; gap: 16px; height: 62px; }
.brand { font-weight: 700; font-size: 17px; letter-spacing: -.02em; color: var(--text); }
.brand span { color: var(--accent); }
.spacer { flex: 1; }
nav.top-links { display: flex; gap: 18px; align-items: center; }
nav.top-links a { color: var(--muted); font-size: 14px; }
nav.top-links a:hover { color: var(--text); text-decoration: none; }

/* ---------- buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 10px 18px; border-radius: 10px; border: 1px solid var(--line);
  background: var(--card); color: var(--text); font-size: 14px; font-weight: 600;
  cursor: pointer; transition: .15s ease; text-decoration: none; line-height: 1.2;
}
.btn:hover { border-color: var(--accent); text-decoration: none; }
.btn:disabled { opacity: .5; cursor: not-allowed; }
.btn.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn.primary:hover { filter: brightness(1.08); }
.btn.ghost { background: transparent; }
.btn.danger { color: var(--err); border-color: color-mix(in srgb, var(--err) 40%, var(--line)); }
.btn.sm { padding: 6px 12px; font-size: 13px; border-radius: 8px; }

/* ---------- forms ---------- */
label { display: block; font-size: 13px; color: var(--muted); margin-bottom: 6px; }
input[type=text], input[type=email], input[type=password], input[type=number], select, textarea {
  width: 100%; padding: 11px 13px; border-radius: 10px;
  border: 1px solid var(--line); background: var(--bg-soft); color: var(--text);
  font: inherit; outline: none;
}
input:focus, select:focus, textarea:focus {
  border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft);
}
.row { display: flex; gap: 12px; flex-wrap: wrap; }
.row > * { flex: 1; min-width: 180px; }
.field { margin-bottom: 14px; }
.check { display: flex; align-items: center; gap: 9px; font-size: 14px; color: var(--text); }
.check input { width: 17px; height: 17px; accent-color: var(--accent); }

/* ---------- cards ---------- */
.card {
  background: var(--card); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 22px; box-shadow: var(--shadow);
}
.card + .card { margin-top: 18px; }
.card h2 { margin: 0 0 4px; font-size: 17px; letter-spacing: -.01em; }
.card .sub { color: var(--muted); font-size: 13px; margin-bottom: 16px; }

.grid { display: grid; gap: 18px; }
.grid.cols-2 { grid-template-columns: repeat(2, 1fr); }
.grid.cols-3 { grid-template-columns: repeat(3, 1fr); }
.grid.cols-4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 900px) {
  .grid.cols-2, .grid.cols-3, .grid.cols-4 { grid-template-columns: 1fr; }
}

/* ---------- misc ---------- */
.muted { color: var(--muted); }
.small { font-size: 13px; }
.mono { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 13px; }

.badge {
  display: inline-block; padding: 3px 9px; border-radius: 999px;
  font-size: 12px; font-weight: 600; border: 1px solid var(--line); color: var(--muted);
}
.badge.ok { color: var(--ok); border-color: color-mix(in srgb, var(--ok) 40%, transparent); }
.badge.run { color: var(--accent); border-color: color-mix(in srgb, var(--accent) 40%, transparent); }
.badge.err { color: var(--err); border-color: color-mix(in srgb, var(--err) 40%, transparent); }
.badge.wait { color: var(--warn); border-color: color-mix(in srgb, var(--warn) 40%, transparent); }

.bar { height: 8px; background: var(--bg-soft); border-radius: 999px; overflow: hidden; }
.bar > i { display: block; height: 100%; background: var(--accent); transition: width .4s ease; }
.bar.warn > i { background: var(--warn); }
.bar.full > i { background: var(--err); }

table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 10px 8px; border-bottom: 1px solid var(--line); font-size: 14px; }
th { color: var(--muted); font-weight: 600; font-size: 12px; text-transform: uppercase; letter-spacing: .04em; }
td.actions { white-space: nowrap; text-align: right; }
.table-scroll { overflow-x: auto; }

.notice { padding: 12px 14px; border-radius: 10px; font-size: 14px; margin-bottom: 14px; }
.notice.err { background: color-mix(in srgb, var(--err) 12%, transparent); color: var(--err); }
.notice.ok { background: color-mix(in srgb, var(--ok) 12%, transparent); color: var(--ok); }
.notice.info { background: var(--accent-soft); color: var(--accent); }
.notice:empty { display: none; }

.drop {
  border: 2px dashed var(--line); border-radius: var(--radius);
  padding: 34px 20px; text-align: center; cursor: pointer; transition: .15s;
  background: var(--bg-soft);
}
.drop:hover, .drop.over { border-color: var(--accent); background: var(--accent-soft); }
.drop b { display: block; font-size: 15px; margin-bottom: 4px; }

.tabs { display: flex; gap: 6px; border-bottom: 1px solid var(--line); margin-bottom: 20px; }
.tabs button {
  background: none; border: none; border-bottom: 2px solid transparent;
  color: var(--muted); padding: 10px 14px; font: inherit; font-weight: 600;
  cursor: pointer; font-size: 14px;
}
.tabs button.on { color: var(--text); border-bottom-color: var(--accent); }

.plan {
  border: 1px solid var(--line); border-radius: var(--radius); padding: 22px;
  background: var(--card); display: flex; flex-direction: column;
}
.plan.featured { border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft); }
.plan h3 { margin: 0 0 6px; font-size: 18px; }
.plan .price { font-size: 30px; font-weight: 700; letter-spacing: -.03em; margin: 10px 0 2px; }
.plan .price small { font-size: 14px; font-weight: 500; color: var(--muted); }
.plan ul { list-style: none; padding: 0; margin: 14px 0 20px; flex: 1; }
.plan li { padding: 5px 0 5px 22px; position: relative; font-size: 14px; color: var(--muted); }
.plan li::before { content: "✓"; position: absolute; left: 0; color: var(--ok); font-weight: 700; }

.hero { padding: 72px 0 48px; text-align: center; }
.hero h1 { font-size: clamp(30px, 5vw, 46px); line-height: 1.12; letter-spacing: -.035em; margin: 0 0 16px; }
.hero p { font-size: 17px; color: var(--muted); max-width: 620px; margin: 0 auto 28px; }
.hero .cta { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }

.modal-bg {
  position: fixed; inset: 0; background: rgba(0, 0, 0, .55);
  display: none; align-items: center; justify-content: center; padding: 20px; z-index: 50;
}
.modal-bg.on { display: flex; }
.modal { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 26px; width: 100%; max-width: 420px; box-shadow: var(--shadow); }
.modal h2 { margin: 0 0 18px; font-size: 19px; }

footer.site { border-top: 1px solid var(--line); margin-top: 60px; padding: 26px 0; color: var(--muted); font-size: 13px; }
footer.site .wrap { display: flex; gap: 18px; flex-wrap: wrap; align-items: center; }

.stat { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 18px; }
.stat .n { font-size: 26px; font-weight: 700; letter-spacing: -.02em; }
.stat .l { color: var(--muted); font-size: 13px; margin-top: 2px; }

.hidden { display: none !important; }