/* ==========================================================================
   Valeria+ · Hoja de estilo del sitio legal (GitHub Pages)
   Sin dependencias externas: sin CDN, sin fuentes remotas, sin JS.
   Compatible con tema claro y oscuro del sistema.
   ========================================================================== */

:root {
  --teal: #00c4be;
  --teal-dark: #00807c;
  --ink: #12312f;
  --body: #33514f;
  --muted: #6b8785;
  --bg: #f6fbfb;
  --card: #ffffff;
  --line: #d9e9e8;
  --note-bg: #eefaf9;
  --warn-bg: #fff6e6;
  --warn-line: #f0c98a;
  --warn-ink: #6b4a10;
}

@media (prefers-color-scheme: dark) {
  :root {
    --teal: #34dcd6;
    --teal-dark: #7ef0eb;
    --ink: #eaf7f6;
    --body: #c2d6d5;
    --muted: #8fa9a8;
    --bg: #0d1918;
    --card: #132523;
    --line: #24403e;
    --note-bg: #12302e;
    --warn-bg: #2e2413;
    --warn-line: #6b5320;
    --warn-ink: #f2d9a4;
  }
}

* { box-sizing: border-box; }

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

body {
  margin: 0;
  padding: 0 1.25rem 5rem;
  background: var(--bg);
  color: var(--body);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    "Helvetica Neue", Arial, sans-serif;
  font-size: 17px;
  line-height: 1.65;
}

.wrap { max-width: 46rem; margin: 0 auto; }

/* --- Cabecera ---------------------------------------------------------- */

header.hero {
  margin: 0 -1.25rem 2.5rem;
  padding: 2.75rem 1.25rem 2.25rem;
  background: linear-gradient(160deg, var(--teal) 0%, var(--teal-dark) 100%);
  color: #ffffff;
}

header.hero .wrap { max-width: 46rem; }

header.hero .kicker {
  margin: 0 0 .35rem;
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
  opacity: .85;
}

header.hero h1 {
  margin: 0 0 .6rem;
  font-size: clamp(1.7rem, 5vw, 2.35rem);
  line-height: 1.2;
  font-weight: 800;
  color: #ffffff;
}

header.hero p {
  margin: 0;
  font-size: 1.02rem;
  opacity: .95;
}

header.hero a { color: #ffffff; }

/* --- Tipografía -------------------------------------------------------- */

h2 {
  margin: 2.75rem 0 .85rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--line);
  font-size: 1.32rem;
  line-height: 1.3;
  font-weight: 700;
  color: var(--ink);
}

h2:first-of-type { border-top: 0; padding-top: 0; }

h3 {
  margin: 1.85rem 0 .5rem;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--ink);
}

p, li { color: var(--body); }

ul, ol { padding-left: 1.35rem; }

li { margin: .4rem 0; }

a { color: var(--teal-dark); text-decoration: underline; text-underline-offset: 2px; }

a:hover { text-decoration-thickness: 2px; }

strong { color: var(--ink); }

code {
  padding: .1rem .35rem;
  border: 1px solid var(--line);
  border-radius: 5px;
  background: var(--card);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: .88em;
  word-break: break-word;
}

/* --- Bloques ----------------------------------------------------------- */

.meta {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem 1.5rem;
  margin: 0 0 2.5rem;
  padding: .9rem 1.1rem;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--card);
  font-size: .9rem;
  color: var(--muted);
}

.note {
  margin: 1.5rem 0;
  padding: 1rem 1.15rem;
  border-left: 4px solid var(--teal);
  border-radius: 0 10px 10px 0;
  background: var(--note-bg);
}

.note p:first-child { margin-top: 0; }
.note p:last-child { margin-bottom: 0; }

.warn {
  margin: 1.5rem 0;
  padding: 1rem 1.15rem;
  border: 1px solid var(--warn-line);
  border-left-width: 4px;
  border-radius: 0 10px 10px 0;
  background: var(--warn-bg);
  color: var(--warn-ink);
}

.warn strong { color: var(--warn-ink); }

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(15rem, 1fr));
  gap: 1rem;
  margin: 2rem 0;
  padding: 0;
  list-style: none;
}

.cards li { margin: 0; }

.cards a {
  display: block;
  height: 100%;
  padding: 1.15rem 1.25rem;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--card);
  color: var(--ink);
  text-decoration: none;
}

.cards a:hover { border-color: var(--teal); }

.cards .t { display: block; font-weight: 700; margin-bottom: .3rem; }
.cards .d { display: block; font-size: .92rem; color: var(--muted); }

/* --- Tablas ------------------------------------------------------------ */

.table-scroll {
  overflow-x: auto;
  margin: 1.25rem 0;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--card);
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: .93rem;
}

th, td {
  padding: .7rem .9rem;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}

th {
  color: var(--ink);
  font-weight: 700;
  white-space: nowrap;
}

tbody tr:last-child td { border-bottom: 0; }

/* --- Idioma / pie ------------------------------------------------------ */

.lang {
  margin: 0 0 2rem;
  font-size: .92rem;
  color: var(--muted);
}

footer {
  margin-top: 3.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--line);
  font-size: .88rem;
  color: var(--muted);
}

footer p { color: var(--muted); margin: .4rem 0; }

img { max-width: 100%; height: auto; }