/* ==========================================================
   Docker Cheatsheets — estilos compartidos
   ========================================================== */

@import url("https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&family=JetBrains+Mono:wght@400;500;700&display=swap");

:root {
  --bg: #f4f7fb;
  --surface: #ffffff;
  --surface-2: #eef2f8;
  --text: #0f172a;
  --muted: #5a6a82;
  --border: #d9e1ec;
  --accent: #1d63ed;
  --accent-2: #0db7ed;
  --accent-soft: #e5edfe;
  --code-bg: #0e1526;
  --code-text: #dfe7f3;
  --code-border: #1f2b45;

  --c-img: #1d63ed;
  --c-cont: #0e9f8e;
  --c-net: #7c4dff;
  --c-vol: #d97706;
  --c-comp: #db2777;
  --c-file: #0891b2;

  --ok: #15803d;
  --ok-soft: #e7f6ec;
  --warn: #b45309;
  --warn-soft: #fdf3e2;
  --bad: #b91c1c;
  --bad-soft: #fdeaea;

  --shadow: 0 1px 2px rgba(15, 23, 42, .05), 0 4px 14px rgba(15, 23, 42, .06);
  --radius: 14px;
  --mono: "JetBrains Mono", ui-monospace, "Cascadia Code", Consolas, monospace;
  --sans: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #0a0f1c;
    --surface: #111a2d;
    --surface-2: #17223a;
    --text: #e6edf7;
    --muted: #93a3bd;
    --border: #233150;
    --accent: #5b95ff;
    --accent-2: #38c8f5;
    --accent-soft: #15254a;
    --code-bg: #080d19;
    --code-text: #dfe7f3;
    --code-border: #1c2742;
    --c-img: #5b95ff;
    --c-cont: #2dd4bf;
    --c-net: #a78bfa;
    --c-vol: #fbbf24;
    --c-comp: #f472b6;
    --c-file: #22d3ee;
    --ok: #4ade80;
    --ok-soft: #10291b;
    --warn: #fbbf24;
    --warn-soft: #2d230d;
    --bad: #f87171;
    --bad-soft: #2f1414;
    --shadow: 0 1px 2px rgba(0, 0, 0, .3), 0 6px 18px rgba(0, 0, 0, .25);
  }
}

:root[data-theme="dark"] {
  --bg: #0a0f1c;
  --surface: #111a2d;
  --surface-2: #17223a;
  --text: #e6edf7;
  --muted: #93a3bd;
  --border: #233150;
  --accent: #5b95ff;
  --accent-2: #38c8f5;
  --accent-soft: #15254a;
  --code-bg: #080d19;
  --code-text: #dfe7f3;
  --code-border: #1c2742;
  --c-img: #5b95ff;
  --c-cont: #2dd4bf;
  --c-net: #a78bfa;
  --c-vol: #fbbf24;
  --c-comp: #f472b6;
  --c-file: #22d3ee;
  --ok: #4ade80;
  --ok-soft: #10291b;
  --warn: #fbbf24;
  --warn-soft: #2d230d;
  --bad: #f87171;
  --bad-soft: #2f1414;
  --shadow: 0 1px 2px rgba(0, 0, 0, .3), 0 6px 18px rgba(0, 0, 0, .25);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; scroll-padding-top: 84px; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  font-size: 15px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

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

/* sin ligaduras: que "--name" no se convierta en "—name" */
code, pre, kbd, svg .mono, .d-code, .d-lbl, .chips span {
  font-family: var(--mono);
  font-variant-ligatures: none;
  font-feature-settings: "liga" 0, "calt" 0;
}

:not(pre) > code {
  font-size: .86em;
  background: var(--surface-2);
  border: 1px solid var(--border);
  padding: .08em .38em;
  border-radius: 6px;
  white-space: nowrap;
}

kbd {
  font-size: .8em;
  border: 1px solid var(--border);
  border-bottom-width: 2px;
  border-radius: 5px;
  padding: .05em .4em;
  background: var(--surface);
}

/* ---------- Top bar ---------- */

.topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  background: color-mix(in srgb, var(--bg) 82%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}

.topbar-inner {
  max-width: 1320px;
  margin: 0 auto;
  padding: 10px 16px;
  display: flex;
  align-items: center;
  gap: 14px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  color: var(--text);
  white-space: nowrap;
  letter-spacing: -.01em;
}
.brand:hover { text-decoration: none; }
.brand svg { width: 30px; height: 30px; flex: none; }

.nav {
  display: flex;
  gap: 4px;
  overflow-x: auto;
  scrollbar-width: none;
  flex: 1;
  min-width: 0;
}
.nav::-webkit-scrollbar { display: none; }

.nav a {
  color: var(--muted);
  font-weight: 600;
  font-size: 13.5px;
  padding: 7px 12px;
  border-radius: 999px;
  white-space: nowrap;
}
.nav a:hover { background: var(--surface-2); color: var(--text); text-decoration: none; }
.nav a.active { background: var(--accent-soft); color: var(--accent); }

.set-switch {
  flex: none;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  height: 36px;
  padding: 0 12px 0 6px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  font-weight: 600;
  font-size: 13px;
  white-space: nowrap;
}
.set-switch:hover { border-color: var(--accent); text-decoration: none; }
.set-switch svg { width: 24px; height: 24px; }
@media (max-width: 720px) { .set-switch span { display: none; } .set-switch { padding: 0 6px; } }

.icon-btn {
  flex: none;
  width: 36px;
  height: 36px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  cursor: pointer;
  display: grid;
  place-items: center;
}
.icon-btn:hover { border-color: var(--accent); }
.icon-btn svg { width: 18px; height: 18px; }

/* ---------- Layout ---------- */

.wrap {
  max-width: 1320px;
  margin: 0 auto;
  padding: 0 16px 64px;
}

.hero {
  padding: 34px 0 18px;
}
.hero .eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--accent);
}
.hero h1 {
  font-size: clamp(28px, 4.4vw, 44px);
  line-height: 1.1;
  letter-spacing: -.025em;
  margin: 8px 0 10px;
}
.hero p.lead {
  color: var(--muted);
  font-size: 16.5px;
  max-width: 760px;
  margin: 0;
}

.toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  margin: 18px 0 6px;
}

.search {
  flex: 1 1 320px;
  max-width: 520px;
  position: relative;
}
.search input {
  width: 100%;
  font: inherit;
  font-size: 15px;
  padding: 11px 14px 11px 40px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  outline: none;
  box-shadow: var(--shadow);
}
.search input:focus { border-color: var(--accent); }
.search svg {
  position: absolute;
  left: 13px;
  top: 50%;
  transform: translateY(-50%);
  width: 17px;
  height: 17px;
  color: var(--muted);
}
.search .hint {
  position: absolute;
  right: 12px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--muted);
  font-size: 12px;
}

.toc {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 14px 0 4px;
}
.toc a {
  font-size: 13px;
  font-weight: 600;
  padding: 5px 11px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--muted);
}
.toc a:hover { color: var(--accent); border-color: var(--accent); text-decoration: none; }

/* ---------- Sections ---------- */

section.block { margin-top: 34px; }

.section-head {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 14px;
}
.section-head h2 {
  margin: 0;
  font-size: 22px;
  letter-spacing: -.015em;
}
.section-head .num {
  flex: none;
  width: 34px;
  height: 34px;
  border-radius: 10px;
  display: grid;
  place-items: center;
  font-weight: 800;
  font-size: 14px;
  color: #fff;
  background: var(--tone, var(--accent));
}
.section-head p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
}
.section-head .titles { min-width: 0; }

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 380px), 1fr));
  gap: 16px;
}
.grid.cols-2 { grid-template-columns: repeat(auto-fit, minmax(min(100%, 520px), 1fr)); }
.grid.cols-3 { grid-template-columns: repeat(auto-fit, minmax(min(100%, 300px), 1fr)); }
.grid.cols-4 { grid-template-columns: repeat(auto-fit, minmax(min(100%, 240px), 1fr)); }

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px 18px 18px;
  box-shadow: var(--shadow);
  min-width: 0;
  border-top: 3px solid var(--tone, var(--border));
}
.card.wide { grid-column: 1 / -1; }
.card > .tag { margin-bottom: 8px; }
.card h3 {
  margin: 0 0 4px;
  font-size: 16.5px;
  letter-spacing: -.01em;
  display: flex;
  align-items: center;
  gap: 8px;
}
.card > p, .card .desc {
  color: var(--muted);
  margin: 0 0 10px;
  font-size: 14px;
}
.card ul { margin: 6px 0 0; padding-left: 18px; }
.card li { margin: 3px 0; font-size: 14px; }
.card li::marker { color: var(--tone, var(--accent)); }

.tag {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .04em;
  text-transform: uppercase;
  padding: 2px 8px;
  border-radius: 999px;
  color: var(--tone, var(--accent));
  background: color-mix(in srgb, var(--tone, var(--accent)) 13%, transparent);
}

.t-img  { --tone: var(--c-img); }
.t-cont { --tone: var(--c-cont); }
.t-net  { --tone: var(--c-net); }
.t-vol  { --tone: var(--c-vol); }
.t-comp { --tone: var(--c-comp); }
.t-file { --tone: var(--c-file); }
.t-ok   { --tone: var(--ok); }
.t-warn { --tone: var(--warn); }
.t-bad  { --tone: var(--bad); }

/* ---------- Command rows ---------- */

.cmd {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 4px;
  padding: 10px 0;
  border-top: 1px dashed var(--border);
}
.cmd:first-of-type { border-top: 0; padding-top: 2px; }
.cmd .what {
  font-size: 13.5px;
  color: var(--muted);
}
.cmd .what b { color: var(--text); font-weight: 600; }

/* ---------- Code blocks ---------- */

pre {
  position: relative;
  margin: 0;
  background: var(--code-bg);
  color: var(--code-text);
  border: 1px solid var(--code-border);
  border-radius: 10px;
  padding: 10px 44px 10px 12px;
  font-size: 13px;
  line-height: 1.6;
  overflow-x: auto;
  tab-size: 2;
}
pre.big { padding: 14px 44px 14px 16px; font-size: 13px; }
pre code { font-family: inherit; white-space: pre; }
/* comandos sueltos: mejor ajustar línea que hacer scroll */
.cmd pre code, .want-row pre code, .err pre code, .fix pre code { white-space: pre-wrap; overflow-wrap: anywhere; }
.cmd pre.multi code, .fix pre.multi code { white-space: pre; overflow-wrap: normal; }

.copy {
  position: absolute;
  top: 6px;
  right: 6px;
  width: 30px;
  height: 30px;
  display: grid;
  place-items: center;
  border-radius: 8px;
  border: 1px solid #2a3756;
  background: #16203a;
  color: #9fb0cc;
  cursor: pointer;
  opacity: .75;
  transition: opacity .15s, color .15s, border-color .15s;
}
pre:hover .copy, .copy:focus-visible { opacity: 1; }
.copy:hover { color: #fff; border-color: #4c8dff; }
.copy svg { width: 15px; height: 15px; }
.copy.done { color: #4ade80; border-color: #4ade80; opacity: 1; }

/* syntax tokens (fondo de código siempre oscuro) */
.tk-cm  { color: #6f819f; font-style: italic; }
.tk-kw  { color: #6cb6ff; font-weight: 700; }
.tk-sub { color: #7ee0d1; }
.tk-fl  { color: #f8c555; }
.tk-st  { color: #a5e07a; }
.tk-ph  { color: #ff8fc8; }
.tk-key { color: #82aaff; }
.tk-num { color: #f78c6c; }

.code-label {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  font-family: var(--mono);
  font-size: 12px;
  color: var(--muted);
  margin: 12px 0 6px;
}
.code-label:first-child { margin-top: 0; }
.code-label .file {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--text);
  font-weight: 700;
}
.code-label .file::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 2px;
  background: var(--tone, var(--accent));
}

/* ---------- Tables ---------- */

.table-wrap { overflow-x: auto; margin: 4px 0 0; }

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}
th, td {
  text-align: left;
  padding: 9px 10px;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
}
th {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: .05em;
  color: var(--muted);
  font-weight: 700;
  background: var(--surface-2);
}
tr:last-child td { border-bottom: 0; }
td code { white-space: nowrap; }
td:first-child { white-space: nowrap; }

/* ---------- Callouts ---------- */

.callout {
  display: flex;
  gap: 10px;
  padding: 11px 13px;
  border-radius: 10px;
  font-size: 14px;
  margin-top: 12px;
  background: color-mix(in srgb, var(--tone, var(--accent)) 10%, var(--surface));
  border: 1px solid color-mix(in srgb, var(--tone, var(--accent)) 35%, transparent);
}
.callout .ico {
  flex: none;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-size: 12px;
  font-weight: 800;
  color: #fff;
  background: var(--tone, var(--accent));
  margin-top: 1px;
}
.callout p { margin: 0; }
.callout p + p, .callout p + pre, .callout pre + p { margin-top: 6px; }
.callout pre { margin-top: 6px; }
.callout :not(pre) > code { white-space: normal; overflow-wrap: anywhere; }
.callout.tip  { --tone: var(--ok); }
.callout.warn { --tone: var(--warn); }
.callout.bad  { --tone: var(--bad); }
.callout.info { --tone: var(--accent); }

/* ---------- Diagrams ---------- */

.diagram {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  box-shadow: var(--shadow);
  min-width: 0;
}
.diagram h3 { margin: 0 0 2px; font-size: 16px; }
.diagram > p { margin: 0 0 10px; color: var(--muted); font-size: 14px; }
.diagram .svg-scroll { overflow-x: auto; }
.diagram svg { display: block; width: 100%; height: auto; min-width: 560px; }
.diagram svg.small { min-width: 420px; }

svg text { font-family: var(--sans); }
svg .mono { font-family: var(--mono); }

.d-box   { fill: var(--surface-2); stroke: var(--border); stroke-width: 1.5; }
.d-plain { fill: var(--surface); stroke: var(--border); stroke-width: 1.5; }
.d-area  { fill: none; stroke: var(--border); stroke-width: 1.5; stroke-dasharray: 6 5; }
.d-title { fill: var(--text); font-weight: 700; font-size: 15px; }
.d-sub   { fill: var(--muted); font-size: 12.5px; }
.d-code  { fill: var(--text); font-family: var(--mono); font-size: 12.5px; }
.d-lbl   { fill: var(--muted); font-family: var(--mono); font-size: 12px; }
.d-line  { stroke: var(--muted); stroke-width: 1.8; fill: none; }
.d-head  { fill: var(--muted); }

.d-img  { fill: color-mix(in srgb, var(--c-img) 14%, var(--surface));  stroke: var(--c-img);  stroke-width: 1.8; }
.d-cont { fill: color-mix(in srgb, var(--c-cont) 14%, var(--surface)); stroke: var(--c-cont); stroke-width: 1.8; }
.d-net  { fill: color-mix(in srgb, var(--c-net) 8%, transparent);  stroke: var(--c-net);  stroke-width: 1.8; stroke-dasharray: 7 5; }
.d-vol  { fill: color-mix(in srgb, var(--c-vol) 16%, var(--surface));  stroke: var(--c-vol);  stroke-width: 1.8; }
.d-comp { fill: color-mix(in srgb, var(--c-comp) 12%, var(--surface)); stroke: var(--c-comp); stroke-width: 1.8; }
.d-file { fill: color-mix(in srgb, var(--c-file) 13%, var(--surface)); stroke: var(--c-file); stroke-width: 1.8; }
.d-bad  { fill: color-mix(in srgb, var(--bad) 12%, var(--surface)); stroke: var(--bad); stroke-width: 1.8; }
.d-ok   { fill: color-mix(in srgb, var(--ok) 12%, var(--surface)); stroke: var(--ok); stroke-width: 1.8; }

.s-img  { stroke: var(--c-img); }  .f-img  { fill: var(--c-img); }
.s-cont { stroke: var(--c-cont); } .f-cont { fill: var(--c-cont); }
.s-net  { stroke: var(--c-net); }  .f-net  { fill: var(--c-net); }
.s-vol  { stroke: var(--c-vol); }  .f-vol  { fill: var(--c-vol); }
.s-comp { stroke: var(--c-comp); } .f-comp { fill: var(--c-comp); }
.s-file { stroke: var(--c-file); } .f-file { fill: var(--c-file); }
.s-bad  { stroke: var(--bad); }    .f-bad  { fill: var(--bad); }
.s-ok   { stroke: var(--ok); }     .f-ok   { fill: var(--ok); }
.f-text { fill: var(--text); }
.f-muted { fill: var(--muted); }
.f-surface { fill: var(--surface); }

/* ---------- Index cards ---------- */

.sheet-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  color: var(--text);
  transition: transform .15s, border-color .15s;
}
.sheet-card:hover { text-decoration: none; transform: translateY(-2px); border-color: var(--tone); }
.sheet-card .top { display: flex; align-items: center; gap: 12px; }
.sheet-card .badge {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  background: color-mix(in srgb, var(--tone) 15%, transparent);
  color: var(--tone);
  flex: none;
}
.sheet-card .badge svg { width: 24px; height: 24px; }
.sheet-card h3 { margin: 0; font-size: 17px; }
.sheet-card p { margin: 0; color: var(--muted); font-size: 14px; }
.sheet-card .chips { display: flex; flex-wrap: wrap; gap: 5px; margin-top: auto; }
.sheet-card .chips span {
  font-family: var(--mono);
  font-size: 11.5px;
  padding: 2px 7px;
  border-radius: 6px;
  background: var(--surface-2);
  color: var(--muted);
}

/* "Quiero..." lookup */
.want {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0;
}
.want-row {
  display: grid;
  grid-template-columns: minmax(180px, .8fr) minmax(0, 1.4fr);
  gap: 14px;
  align-items: center;
  padding: 9px 0;
  border-top: 1px dashed var(--border);
}
.want-row:first-child { border-top: 0; }
.want-row .q { font-weight: 600; font-size: 14px; }
.want-row .q small { display: block; color: var(--muted); font-weight: 400; font-size: 12.5px; }

/* compare */
.vs {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 300px), 1fr));
  gap: 12px;
}

.steps { counter-reset: s; list-style: none; padding: 0 !important; margin: 0; }
.steps li {
  counter-increment: s;
  position: relative;
  padding: 7px 0 7px 38px !important;
  margin: 0 !important;
  border-top: 1px dashed var(--border);
}
.steps li:first-child { border-top: 0; }
.steps li::before {
  content: counter(s);
  position: absolute;
  left: 0;
  top: 7px;
  width: 26px;
  height: 26px;
  border-radius: 8px;
  display: grid;
  place-items: center;
  font-size: 12.5px;
  font-weight: 800;
  color: #fff;
  background: var(--tone, var(--accent));
}

.legend {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  font-size: 13px;
  color: var(--muted);
  margin-top: 10px;
}
.legend span { display: inline-flex; align-items: center; gap: 6px; }
.legend i { width: 12px; height: 12px; border-radius: 3px; display: inline-block; background: var(--tone); }

.empty {
  display: none;
  text-align: center;
  color: var(--muted);
  padding: 40px 0;
}

.hidden { display: none !important; }

mark { background: color-mix(in srgb, #facc15 45%, transparent); color: inherit; border-radius: 3px; padding: 0 1px; }

footer.foot {
  margin-top: 48px;
  padding-top: 18px;
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: 13px;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 10px;
}

/* ---------- Responsive ---------- */

@media (max-width: 720px) {
  .brand span { display: none; }
  .want-row { grid-template-columns: minmax(0, 1fr); gap: 6px; }
  .section-head h2 { font-size: 19px; }
  .card { padding: 14px; }
  .search .hint { display: none; }
}

/* ---------- Print / PDF ---------- */

@media print {
  :root, :root[data-theme="dark"] {
    --bg: #fff; --surface: #fff; --surface-2: #f1f4f9; --text: #0f172a; --muted: #4b5a70; --border: #d6deea;
    --shadow: none;
  }
  .topbar, .toolbar, .copy, .toc { display: none !important; }
  body { font-size: 12.5px; }
  .card, .diagram, pre { break-inside: avoid; }
  section.block { margin-top: 18px; }
  .hero { padding-top: 0; }
  .diagram svg { min-width: 0; }
}