/* Little VPS Tools — static, no build step */
:root {
  --bg: #f3efe6;
  --bg-raised: #fffdf7;
  --bg-sink: #eae4d6;
  --ink: #1c1b16;
  --ink-dim: #5c584d;
  --line: #d4cdb8;
  --line-strong: #b9b19a;
  --accent: #0b5f45;
  --accent-hover: #084832;
  --accent-soft: #dceee4;
  --warn: #7a4300;
  --warn-bg: #f6e4c4;
  --danger: #8a1f1f;
  --danger-bg: #f7dede;
  --info-bg: #e4eaf3;
  --info: #1e3a5f;
  --slot: #efe6c9;
  --slot-line: #c7b56a;
  --focus: #0b5f45;
  --shadow: 0 1px 0 rgba(28, 27, 22, 0.04);
  --sans: ui-sans-serif, system-ui, "Segoe UI", "Liberation Sans", sans-serif;
  --mono: ui-monospace, "SF Mono", "Cascadia Code", "Liberation Mono", Menlo, Consolas, monospace;
  --radius: 10px;
  --max: 72rem;
  --max-tool: 58rem;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
html, body { margin: 0; padding: 0; }
body {
  font-family: var(--sans);
  background: var(--bg);
  color: var(--ink);
  line-height: 1.55;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  font-size: 1.02rem;
}

a { color: var(--accent); text-underline-offset: 0.14em; }
a:hover { color: var(--accent-hover); }
:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 2px;
}

.skip {
  position: absolute;
  left: 0.75rem;
  top: -3rem;
  background: var(--ink);
  color: var(--bg);
  padding: 0.4rem 0.7rem;
  z-index: 20;
  border-radius: 4px;
}
.skip:focus { top: 0.75rem; }

.site-header {
  border-bottom: 1px solid var(--line);
  background: var(--bg-raised);
  position: sticky;
  top: 0;
  z-index: 10;
}
.header-inner, .footer-inner, .wrap {
  width: min(100% - 2rem, var(--max));
  margin-inline: auto;
}
.tool-page .wrap { width: min(100% - 2rem, var(--max-tool)); }
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.7rem 0;
  flex-wrap: wrap;
}
.wordmark {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  color: inherit;
  text-decoration: none;
  font-weight: 700;
  letter-spacing: -0.02em;
}
.wordmark:hover { color: inherit; }
.mark {
  width: 1.7rem;
  height: 1.7rem;
  flex: none;
}
.site-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.15rem 1.1rem;
  font-size: 0.95rem;
}
.site-nav a {
  color: var(--ink-dim);
  text-decoration: none;
}
.site-nav a:hover, .site-nav a[aria-current="page"] {
  color: var(--ink);
  text-decoration: underline;
}
.site-nav .blog-link { color: var(--accent); }

main { flex: 1; padding: 1.75rem 0 3rem; }

.hero h1, h1 {
  font-size: clamp(1.7rem, 3vw, 2.25rem);
  letter-spacing: -0.03em;
  line-height: 1.2;
  margin: 0 0 0.6rem;
}
.lede {
  font-size: 1.12rem;
  color: var(--ink-dim);
  max-width: 40rem;
  margin: 0 0 1.75rem;
}

.tool-index {
  list-style: none;
  margin: 0 0 2.5rem;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--bg-raised);
  overflow: hidden;
}
.tool-index a {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 0.35rem 1rem;
  padding: 1rem 1.15rem;
  text-decoration: none;
  color: inherit;
  border-top: 1px solid var(--line);
}
.tool-index li:first-child a { border-top: 0; }
.tool-index a:hover { background: var(--accent-soft); }
.tool-index h2 {
  margin: 0;
  font-size: 1.08rem;
  letter-spacing: -0.02em;
  grid-column: 1;
  grid-row: 1;
}
.tool-index p {
  margin: 0;
  color: var(--ink-dim);
  grid-column: 1;
  grid-row: 2;
  font-size: 0.98rem;
}
.tool-index .go {
  grid-column: 2;
  grid-row: 1 / span 2;
  align-self: center;
  color: var(--accent);
  font-weight: 600;
}
.badge {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  background: var(--warn-bg);
  color: var(--warn);
  padding: 0.1rem 0.4rem;
  border-radius: 999px;
  margin-left: 0.4rem;
  vertical-align: 0.1rem;
}

.notes, .explainer, .panel, .result, .affiliate-slot {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--bg-raised);
  padding: 1.1rem 1.15rem;
  margin: 0 0 1.25rem;
}
.explainer h2, .notes h2, .panel h2, .result h2 {
  margin: 0 0 0.6rem;
  font-size: 1.05rem;
}
.explainer p, .notes p, .explainer li { color: var(--ink); }
.explainer ul, .cheatsheet { margin: 0.4rem 0 0.2rem; padding-left: 1.2rem; }
.muted { color: var(--ink-dim); }
.fine { font-size: 0.9rem; color: var(--ink-dim); }

.affiliate-slot {
  background: repeating-linear-gradient(
    -45deg,
    var(--slot),
    var(--slot) 12px,
    #f5edcf 12px,
    #f5edcf 24px
  );
  border: 2px dashed var(--slot-line);
  color: var(--ink);
}
.affiliate-slot-label {
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin: 0 0 0.35rem;
  color: var(--warn);
}
.affiliate-slot p { margin: 0; }

.site-footer {
  border-top: 1px solid var(--line);
  padding: 1.2rem 0 1.6rem;
  color: var(--ink-dim);
  font-size: 0.92rem;
  background: var(--bg-raised);
}
.site-footer nav { margin-bottom: 0.45rem; display: flex; flex-wrap: wrap; gap: 0.4rem 1rem; }
.site-footer a { color: var(--ink-dim); }

/* Forms and tools */
.presets {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin: 0 0 1rem;
}
.presets button, button.btn, .copy-btn, .seg button {
  font: inherit;
  cursor: pointer;
  border: 1px solid var(--line-strong);
  background: var(--bg-raised);
  color: var(--ink);
  border-radius: 999px;
  padding: 0.35rem 0.75rem;
  min-height: 2.4rem;
}
.presets button:hover, .seg button:hover, .copy-btn:hover { background: var(--accent-soft); }
.btn-primary, .copy-btn.primary {
  background: var(--accent);
  color: #f6fff9;
  border-color: var(--accent);
  border-radius: 8px;
  padding: 0.5rem 0.9rem;
  font-weight: 600;
}
.btn-primary:hover { background: var(--accent-hover); border-color: var(--accent-hover); }
.copy-btn { border-radius: 8px; }

.seg {
  display: inline-flex;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  overflow: hidden;
  margin: 0 0 1rem;
}
.seg button {
  border: 0;
  border-radius: 0;
  min-width: 5.5rem;
}
.seg button[aria-pressed="true"] {
  background: var(--accent);
  color: #f6fff9;
}

label.field {
  display: flex;
  flex-direction: column;
  gap: 0.28rem;
  font-size: 0.88rem;
  font-weight: 600;
  margin: 0 0 0.85rem;
}
label.field span.hint { font-weight: 400; color: var(--ink-dim); font-size: 0.82rem; }
input[type="text"], input[type="number"], select, textarea {
  font: inherit;
  font-family: var(--mono);
  font-size: 0.95rem;
  font-weight: 400;
  padding: 0.5rem 0.65rem;
  border: 1px solid var(--line-strong);
  border-radius: 8px;
  background: #fff;
  color: var(--ink);
  width: 100%;
  min-height: 2.5rem;
}
textarea { min-height: 5rem; resize: vertical; }
.grid-2, .grid-3, .cron-fields, .check-grid {
  display: grid;
  gap: 0.75rem 1rem;
}
.grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.cron-fields { grid-template-columns: repeat(5, minmax(0, 1fr)); }
.check-grid { grid-template-columns: 1fr; }
.check {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  font-weight: 500;
  font-size: 0.95rem;
  margin: 0 0 0.4rem;
}
.check input { margin-top: 0.3rem; width: 1.1rem; height: 1.1rem; flex: none; accent-color: var(--accent); }

.expr-box {
  font-family: var(--mono);
  font-size: 1.2rem;
  letter-spacing: 0.04em;
  background: var(--ink);
  color: #e9f6ee;
  padding: 0.85rem 1rem;
  border-radius: 8px;
  overflow-x: auto;
  margin: 0 0 0.75rem;
}
.row-actions { display: flex; flex-wrap: wrap; gap: 0.5rem; align-items: center; margin: 0 0 1rem; }
.ok { color: var(--accent); font-weight: 600; }
.err {
  background: var(--danger-bg);
  color: var(--danger);
  padding: 0.65rem 0.8rem;
  border-radius: 8px;
  margin: 0 0 0.8rem;
}
.warn-box {
  background: var(--warn-bg);
  color: var(--warn);
  padding: 0.65rem 0.8rem;
  border-radius: 8px;
  margin: 0 0 0.8rem;
}
.info-box {
  background: var(--info-bg);
  color: var(--info);
  padding: 0.65rem 0.8rem;
  border-radius: 8px;
  margin: 0 0 0.8rem;
}

table.data {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.95rem;
}
table.data th, table.data td {
  text-align: left;
  padding: 0.4rem 0.5rem 0.4rem 0;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
}
table.data th { color: var(--ink-dim); font-weight: 600; width: 38%; }
table.data td, .mono, code, pre { font-family: var(--mono); }
code {
  font-size: 0.88em;
  background: var(--bg-sink);
  padding: 0.05rem 0.3rem;
  border-radius: 4px;
}
pre {
  background: var(--ink);
  color: #e8efe6;
  padding: 1rem 1.05rem;
  border-radius: 8px;
  overflow-x: auto;
  font-size: 0.85rem;
  line-height: 1.45;
  margin: 0 0 0.75rem;
  white-space: pre;
}
.subnet-table { display: block; overflow-x: auto; }
.subnet-table table.data th { width: auto; }
.subnet-table td { white-space: nowrap; }

.crumb { font-size: 0.88rem; color: var(--ink-dim); margin: 0 0 0.8rem; }
.crumb a { color: var(--ink-dim); }

.coming {
  padding: 1.25rem 0 0.5rem;
}
.coming .badge { margin-left: 0; }

@media (max-width: 860px) {
  .cron-fields, .grid-3 { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 640px) {
  .cron-fields, .grid-2, .grid-3 { grid-template-columns: 1fr; }
  .tool-index a { grid-template-columns: 1fr; }
  .tool-index h2, .tool-index p, .tool-index .go {
    grid-column: 1;
    grid-row: auto;
  }
  body { font-size: 1rem; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}