/* =========================================================
   CuboTools — estilo pixel/retro, mobile-first
   Paleta: hierba (verde), tierra (marrón), piedra (gris)
   Sin border-radius. Bordes duros. Sombras "chunky".
   ========================================================= */

:root {
  --grass:      #5fa03c;
  --grass-dark: #3f7a25;
  --grass-hi:   #7dc157;
  --dirt:       #8a5a2b;
  --dirt-dark:  #5e3d1c;
  --stone:      #7d7d7d;
  --stone-dark: #565656;
  --stone-lite: #b5b5b5;
  --bg:         #1b1a17;
  --bg-panel:   #26251f;
  --bg-panel-2: #302e26;
  --ink:        #ece7db;
  --ink-dim:    #b3ad9c;
  --line:       #000000;
  --accent:     #ffd447;
  --danger:     #c0392b;
  --link:       #9fd66a;

  --mono: "Courier New", "Consolas", "Lucida Console", monospace;
  --sans: system-ui, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;

  --shadow: 4px 4px 0 var(--line);
  --shadow-sm: 2px 2px 0 var(--line);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--sans);
  color: var(--ink);
  background:
    linear-gradient(180deg, rgba(0,0,0,.25), rgba(0,0,0,.55)),
    var(--bg);
  line-height: 1.6;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

/* pixel dotted texture behind everything */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  background-image:
    linear-gradient(rgba(255,255,255,.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.02) 1px, transparent 1px);
  background-size: 16px 16px;
  pointer-events: none;
}

img { max-width: 100%; display: block; }

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

:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 2px;
}

/* ---------- Layout ---------- */
.wrap {
  width: 100%;
  max-width: 960px;
  margin: 0 auto;
  padding: 0 16px;
}

section { margin: 40px 0; }

/* ---------- Tipografía ---------- */
h1, h2, h3 {
  font-family: var(--mono);
  letter-spacing: .5px;
  line-height: 1.25;
  text-transform: uppercase;
}
h1 { font-size: 1.7rem; margin: 0 0 .4em; }
h2 { font-size: 1.3rem; margin: 1.6em 0 .5em; color: var(--grass-hi); }
h3 { font-size: 1.05rem; margin: 1.2em 0 .4em; color: var(--accent); }

@media (min-width: 700px) {
  h1 { font-size: 2.3rem; }
  h2 { font-size: 1.6rem; }
}

p { margin: 0 0 1em; }
.lead { font-size: 1.1rem; color: var(--ink-dim); }

code, kbd, .mono { font-family: var(--mono); }

/* ---------- Header ---------- */
.site-header {
  background: var(--dirt-dark);
  border-bottom: 4px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 50;
}
.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  min-height: 60px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--mono);
  font-weight: 700;
  font-size: 1.2rem;
  color: var(--ink);
  text-transform: uppercase;
  letter-spacing: 1px;
}
.brand:hover { text-decoration: none; }
.brand .logo {
  width: 34px; height: 34px;
  display: grid; place-items: center;
  background: var(--grass);
  border: 3px solid var(--line);
  box-shadow: var(--shadow-sm);
  font-size: 1.1rem;
}

/* Nav */
.nav-toggle {
  display: inline-flex;
  background: var(--grass);
  color: #fff;
  border: 3px solid var(--line);
  font-family: var(--mono);
  font-weight: 700;
  padding: 6px 10px;
  cursor: pointer;
  box-shadow: var(--shadow-sm);
}
.site-nav { display: none; }
.site-nav.open { display: block; }
.site-nav ul {
  list-style: none;
  margin: 0; padding: 8px 0 0;
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.site-nav a {
  display: block;
  padding: 10px 12px;
  color: var(--ink);
  font-family: var(--mono);
  border: 3px solid transparent;
}
.site-nav a:hover { background: var(--bg-panel-2); border-color: var(--line); text-decoration: none; }

@media (min-width: 820px) {
  .nav-toggle { display: none; }
  .site-nav { display: block !important; }
  .site-nav ul { flex-direction: row; gap: 4px; padding: 0; }
  .site-nav a { border-color: transparent; }
}

/* ---------- Hero ---------- */
.hero {
  background:
    linear-gradient(180deg, var(--grass-hi), var(--grass) 45%, var(--dirt) 45%, var(--dirt-dark));
  border-bottom: 4px solid var(--line);
  padding: 34px 0 30px;
  text-align: center;
}
.hero h1 { color: #fff; text-shadow: 2px 2px 0 var(--line); }
.hero p { color: #fff8e6; max-width: 640px; margin: 0 auto 1em; text-shadow: 1px 1px 0 rgba(0,0,0,.4); }
.hero .badges { display: flex; flex-wrap: wrap; gap: 8px; justify-content: center; margin-top: 10px; }
.badge {
  font-family: var(--mono);
  font-size: .8rem;
  background: var(--bg-panel);
  color: var(--ink);
  border: 3px solid var(--line);
  padding: 4px 8px;
  box-shadow: var(--shadow-sm);
}

/* ---------- Panels / cards ---------- */
.panel {
  background: var(--bg-panel);
  border: 4px solid var(--line);
  box-shadow: var(--shadow);
  padding: 20px;
}
.panel + .panel { margin-top: 20px; }

.grid {
  display: grid;
  gap: 16px;
  grid-template-columns: 1fr;
}
@media (min-width: 620px) { .grid.cols-2 { grid-template-columns: 1fr 1fr; } }
@media (min-width: 820px) { .grid.cols-3 { grid-template-columns: repeat(3,1fr); } }

.card {
  background: var(--bg-panel);
  border: 4px solid var(--line);
  box-shadow: var(--shadow);
  padding: 18px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.card .ico { font-size: 1.8rem; }
.card h3 { margin: 0; }
.card p { color: var(--ink-dim); margin: 0; font-size: .95rem; }
.card a.more { margin-top: auto; font-family: var(--mono); font-weight: 700; }

/* ---------- Forms & tools ---------- */
label {
  display: block;
  font-family: var(--mono);
  font-size: .85rem;
  color: var(--ink-dim);
  margin: 12px 0 4px;
  text-transform: uppercase;
  letter-spacing: .5px;
}
input[type="text"],
input[type="number"],
select,
textarea {
  width: 100%;
  font-family: var(--mono);
  font-size: 1rem;
  color: var(--ink);
  background: #17160f;
  border: 3px solid var(--line);
  padding: 10px 12px;
}
textarea { resize: vertical; min-height: 70px; }
input:focus, select:focus, textarea:focus { border-color: var(--grass-hi); }

.row { display: flex; gap: 12px; flex-wrap: wrap; }
.row > div { flex: 1 1 140px; }

.btn {
  display: inline-block;
  font-family: var(--mono);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  cursor: pointer;
  background: var(--grass);
  color: #fff;
  border: 3px solid var(--line);
  box-shadow: var(--shadow-sm);
  padding: 10px 16px;
  transition: transform .05s;
}
.btn:hover { background: var(--grass-dark); text-decoration: none; }
.btn:active { transform: translate(2px,2px); box-shadow: none; }
.btn.secondary { background: var(--stone); }
.btn.secondary:hover { background: var(--stone-dark); }
.btn-row { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 14px; }

.output {
  font-family: var(--mono);
  background: #0f0e09;
  border: 3px dashed var(--stone);
  padding: 12px;
  margin-top: 12px;
  word-break: break-all;
  white-space: pre-wrap;
  min-height: 44px;
}

/* color code buttons */
.swatches { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 6px; }
.sw {
  width: 34px; height: 34px;
  border: 3px solid var(--line);
  cursor: pointer;
  box-shadow: var(--shadow-sm);
  position: relative;
}
.sw:active { transform: translate(2px,2px); box-shadow: none; }
.sw.style-btn {
  width: auto; padding: 0 10px;
  display: inline-flex; align-items: center;
  font-family: var(--mono); font-weight: 700; color: #fff;
  background: var(--stone-dark);
}

.preview-box {
  background: #101018;
  border: 3px solid var(--line);
  padding: 14px;
  margin-top: 12px;
  font-family: var(--mono);
  font-size: 1.15rem;
  min-height: 44px;
  word-break: break-word;
}
/* text style helpers for preview */
.mc-bold { font-weight: 700; }
.mc-italic { font-style: italic; }
.mc-underline { text-decoration: underline; }
.mc-strike { text-decoration: line-through; }
.mc-obf { filter: blur(.5px); opacity:.85; }

/* block palette */
.blocks { display: grid; grid-template-columns: repeat(auto-fill,minmax(90px,1fr)); gap: 8px; margin-top:12px; }
.block {
  border: 3px solid var(--line);
  box-shadow: var(--shadow-sm);
  padding: 6px;
  font-family: var(--mono);
  font-size: .72rem;
  color: #fff;
  text-shadow: 1px 1px 0 rgba(0,0,0,.6);
  min-height: 60px;
  display: flex;
  align-items: flex-end;
}
.color-group { margin-top: 16px; }
.color-group h3 { display: flex; align-items: center; gap: 8px; }
.dot { width: 18px; height: 18px; border: 2px solid var(--line); display: inline-block; }

/* tables (guides / stacks) */
table { width: 100%; border-collapse: collapse; margin: 14px 0; font-family: var(--mono); font-size: .9rem; }
th, td { border: 3px solid var(--line); padding: 8px 10px; text-align: left; }
th { background: var(--stone-dark); color: #fff; text-transform: uppercase; }
tr:nth-child(even) td { background: var(--bg-panel-2); }

/* toast */
.toast {
  position: fixed;
  left: 50%; bottom: 24px;
  transform: translateX(-50%) translateY(20px);
  background: var(--grass);
  color: #fff;
  font-family: var(--mono);
  border: 3px solid var(--line);
  box-shadow: var(--shadow);
  padding: 10px 18px;
  opacity: 0;
  pointer-events: none;
  transition: .2s;
  z-index: 100;
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

/* ---------- Ad slots ---------- */
.adslot {
  border: 3px dashed var(--stone);
  color: var(--ink-dim);
  font-family: var(--mono);
  font-size: .8rem;
  text-align: center;
  padding: 14px;
  margin: 24px 0;
  background: repeating-linear-gradient(45deg, transparent, transparent 8px, rgba(255,255,255,.02) 8px, rgba(255,255,255,.02) 16px);
}

/* ---------- Article ---------- */
.article { max-width: 760px; }
.article img { border: 4px solid var(--line); margin: 16px 0; }
.article ul, .article ol { margin: 0 0 1em 1.2em; }
.article li { margin: .3em 0; }
.article blockquote {
  border-left: 6px solid var(--grass);
  background: var(--bg-panel);
  margin: 16px 0; padding: 10px 16px;
  color: var(--ink-dim);
}
.meta { font-family: var(--mono); font-size: .8rem; color: var(--ink-dim); margin-bottom: 8px; }
.tag {
  display:inline-block; font-family:var(--mono); font-size:.72rem;
  background: var(--grass-dark); color:#fff; border:2px solid var(--line);
  padding:2px 6px; margin-right:4px;
}

/* breadcrumb */
.crumbs { font-family: var(--mono); font-size: .8rem; color: var(--ink-dim); margin: 16px 0; }
.crumbs a { color: var(--link); }

/* ---------- FAQ ---------- */
details {
  border: 3px solid var(--line);
  background: var(--bg-panel);
  margin: 8px 0;
  padding: 0 14px;
}
details summary {
  cursor: pointer;
  font-family: var(--mono);
  font-weight: 700;
  padding: 12px 0;
  list-style: none;
}
details summary::-webkit-details-marker { display: none; }
details summary::before { content: "▸ "; color: var(--grass-hi); }
details[open] summary::before { content: "▾ "; }
details p { padding-bottom: 12px; margin: 0; color: var(--ink-dim); }

/* ---------- Footer ---------- */
.site-footer {
  background: var(--dirt-dark);
  border-top: 4px solid var(--line);
  margin-top: 50px;
  padding: 28px 0;
  font-size: .9rem;
}
.site-footer .cols { display: grid; gap: 20px; grid-template-columns: 1fr; }
@media (min-width: 620px){ .site-footer .cols { grid-template-columns: repeat(3,1fr); } }
.site-footer h4 { font-family: var(--mono); color: var(--accent); margin: 0 0 8px; text-transform: uppercase; font-size: .9rem; }
.site-footer ul { list-style: none; padding: 0; margin: 0; }
.site-footer li { margin: 4px 0; }
.site-footer a { color: var(--ink); }
.disclaimer {
  border-top: 3px solid var(--line);
  margin-top: 20px; padding-top: 14px;
  color: var(--ink-dim);
  font-size: .8rem;
  font-family: var(--mono);
}

/* ---------- Cookie banner ---------- */
.cookie-banner {
  position: fixed;
  left: 12px; right: 12px; bottom: 12px;
  background: var(--bg-panel);
  border: 4px solid var(--line);
  box-shadow: var(--shadow);
  padding: 16px;
  z-index: 200;
  display: none;
  gap: 12px;
  align-items: center;
  flex-wrap: wrap;
}
.cookie-banner.show { display: flex; }
.cookie-banner p { margin: 0; flex: 1 1 240px; font-size: .85rem; }
.cookie-banner .btn-row { margin: 0; }

/* utility */
.center { text-align: center; }
.muted { color: var(--ink-dim); }
.small { font-size: .85rem; }
.hidden { display: none !important; }
.mt0 { margin-top: 0; }
.pixel-hr { border: none; border-top: 4px dashed var(--stone); margin: 30px 0; }