/* ==========================================================================
   Herramientas Laborales - estilos
   Paleta: blanco, grises claros y un único acento (verde petróleo).
   Los colores verde/azul de los resultados de honorarios se usan solo en
   el número del resultado. Sin gradientes, sin sombras marcadas.
   ========================================================================== */

:root {
  --bg: #ffffff;
  --surface: #f5f6f7;
  --line: #d8dce0;
  --line-strong: #b4bcc3;
  --text: #1b2126;
  --muted: #58626b;
  --accent: #16505b;
  --accent-dark: #0f3a43;
  --ok: #1d6a44;
  --info: #1e4a86;
  --danger: #9a2b2b;
  --radius: 6px;
  --font: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font: 16px/1.6 var(--font);
  color: var(--text);
  background: var(--bg);
}
main:focus { outline: none; }
a { color: var(--accent); }
a:hover { color: var(--accent-dark); }
:focus-visible { outline: 3px solid #7fb3bf; outline-offset: 2px; }

.wrap { max-width: 960px; margin: 0 auto; padding: 0 16px; }

/* ---- Cabecera y pie ---------------------------------------------------- */
.site-header { border-bottom: 1px solid var(--line); }
.site-header .wrap {
  display: flex; flex-wrap: wrap; align-items: center;
  justify-content: space-between; gap: 8px 24px; padding-top: 14px; padding-bottom: 14px;
}
.brand { font-weight: 700; font-size: 1.05rem; color: var(--text); text-decoration: none; }
.site-nav { display: flex; flex-wrap: wrap; gap: 4px 20px; }
.site-nav a { color: var(--muted); text-decoration: none; font-size: .95rem; padding: 4px 0; }
.site-nav a:hover, .site-nav a[aria-current="page"] { color: var(--accent); }
.site-nav a[aria-current="page"] { text-decoration: underline; text-underline-offset: 4px; }

.site-footer { border-top: 1px solid var(--line); margin-top: 56px; padding: 24px 0 40px; color: var(--muted); font-size: .9rem; }
.site-footer p { margin: 0 0 6px; }

/* ---- Tipografía de contenido ------------------------------------------ */
main { padding: 28px 0 0; }
h1 { font-size: clamp(1.6rem, 5vw, 2.25rem); line-height: 1.2; margin: 0 0 8px; }
h2 { font-size: 1.35rem; line-height: 1.3; margin: 40px 0 12px; }
h3 { font-size: 1.05rem; margin: 20px 0 6px; }
.lead { color: var(--muted); font-size: 1.1rem; margin: 0 0 24px; }
.content p, .content li { max-width: 70ch; }
.content ol, .content ul { padding-left: 22px; }
.sources { font-size: .92rem; color: var(--muted); }

.btn-back {
  display: inline-block; margin-bottom: 14px; color: var(--muted);
  text-decoration: none; font-size: .95rem; padding: 4px 0;
}
.btn-back:hover { color: var(--accent); }

/* ---- Selector de inicio ------------------------------------------------ */
.cards { display: grid; grid-template-columns: 1fr; gap: 16px; margin: 24px 0 8px; }
.card {
  display: block; padding: 24px; border: 1px solid var(--line-strong);
  border-radius: var(--radius); background: var(--bg);
  color: var(--text); text-decoration: none;
}
.card:hover { border-color: var(--accent); color: var(--text); background: var(--surface); }
.card h2 { margin: 0 0 8px; font-size: 1.25rem; }
.card p { margin: 0 0 16px; color: var(--muted); }
.card .go { color: var(--accent); font-weight: 600; }

/* ---- Herramienta: formulario + resultado -------------------------------- */
.tool { display: grid; grid-template-columns: minmax(0, 1fr); gap: 20px; margin-top: 8px; }
.panel { border: 1px solid var(--line); border-radius: var(--radius); padding: 20px; background: var(--bg); }

.field { margin-bottom: 16px; }
.field label, .field legend {
  display: block; font-weight: 600; font-size: .95rem; margin-bottom: 6px; padding: 0;
}
.field .hint { color: var(--muted); font-size: .85rem; margin: 4px 0 0; }
fieldset.field { border: 0; margin: 0 0 16px; padding: 0; min-width: 0; }

input[type="text"], input[type="date"], select {
  width: 100%; min-height: 48px; padding: 10px 12px;
  font: inherit; color: var(--text); background: var(--bg);
  border: 1px solid var(--line-strong); border-radius: var(--radius);
  appearance: none; -webkit-appearance: none;
}
select {
  padding-right: 36px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' fill='none' stroke='%2358626b' stroke-width='2'/%3E%3C/svg%3E");
  background-position: right 14px center; background-repeat: no-repeat; background-size: 12px 8px;
}
input:focus, select:focus { border-color: var(--accent); outline: 3px solid #bcd7dd; outline-offset: 0; }
input[aria-invalid="true"], select[aria-invalid="true"] { border-color: var(--danger); }

.money { position: relative; }
.money .sym {
  position: absolute; left: 14px; top: 50%; transform: translateY(-50%);
  color: var(--muted); pointer-events: none;
}
.money input { padding-left: 30px; font-variant-numeric: tabular-nums; }
.money.big input { min-height: 64px; font-size: 1.6rem; padding-left: 36px; }
.money.big .sym { font-size: 1.4rem; left: 16px; }

.seg { display: flex; gap: 8px; }
.seg label { flex: 1; margin: 0; position: relative; }
.seg input { position: absolute; opacity: 0; inset: 0; width: 100%; height: 100%; margin: 0; cursor: pointer; }
.seg span {
  display: block; text-align: center; padding: 11px 12px; font-weight: 600;
  border: 1px solid var(--line-strong); border-radius: var(--radius); background: var(--bg);
}
.seg input:checked + span { background: var(--accent); border-color: var(--accent); color: #fff; }
.seg input:focus-visible + span { outline: 3px solid #7fb3bf; outline-offset: 2px; }

.btn {
  display: inline-block; width: 100%; min-height: 50px; padding: 12px 18px;
  font: inherit; font-weight: 600; cursor: pointer; text-align: center;
  color: #fff; background: var(--accent); border: 1px solid var(--accent); border-radius: var(--radius);
}
.btn:hover { background: var(--accent-dark); border-color: var(--accent-dark); }
.btn-secondary { color: var(--text); background: var(--bg); border-color: var(--line-strong); }
.btn-secondary:hover { background: var(--surface); border-color: var(--accent); color: var(--text); }
.btn-link {
  background: none; border: 0; padding: 4px 0; font: inherit; font-size: .92rem;
  color: var(--accent); text-decoration: underline; cursor: pointer; text-underline-offset: 3px;
}

.error { color: var(--danger); font-size: .92rem; margin: 10px 0 0; min-height: 1.4em; }

/* Elegir modo (honorarios) */
.modes { display: grid; grid-template-columns: 1fr; gap: 12px; margin-top: 8px; }
.mode-btn {
  text-align: left; padding: 22px; font: inherit; cursor: pointer; color: var(--text);
  background: var(--bg); border: 1px solid var(--line-strong); border-radius: var(--radius);
}
.mode-btn:hover { border-color: var(--accent); background: var(--surface); }
.mode-btn strong { display: block; font-size: 1.1rem; margin-bottom: 4px; }
.mode-btn span { color: var(--muted); font-size: .92rem; }
.mode-current { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: baseline; gap: 6px 12px; margin-bottom: 16px; }
.mode-current strong { font-size: 1.05rem; }

/* Resultado */
.result { background: var(--surface); }
.result-empty { color: var(--muted); margin: 0; }
.result-label { margin: 0; color: var(--muted); font-size: .98rem; }
.result-amount {
  margin: 2px 0 16px; font-size: clamp(2.1rem, 8vw, 2.9rem); font-weight: 700;
  line-height: 1.1; font-variant-numeric: tabular-nums; color: var(--accent); overflow-wrap: anywhere;
}
.result-amount.is-ok { color: var(--ok); }
.result-amount.is-info { color: var(--info); }
.breakdown { margin: 0; }
.breakdown .row {
  display: flex; justify-content: space-between; gap: 16px;
  padding: 10px 0; border-top: 1px solid var(--line);
}
.breakdown dt { margin: 0; }
.breakdown dd { margin: 0; font-weight: 600; white-space: nowrap; font-variant-numeric: tabular-nums; }
.breakdown small { display: block; margin-top: 2px; color: var(--muted); font-size: .84rem; font-weight: 400; white-space: normal; }
.breakdown .row-total { font-size: 1.02rem; }
.result-note { margin: 14px 0 0; font-size: .9rem; color: var(--muted); }
.result-note.strong { color: var(--text); font-weight: 600; }

/* Acordeones (details/summary, sin JS) */
details { border: 1px solid var(--line); border-radius: var(--radius); margin: 8px 0; background: var(--bg); }
summary {
  cursor: pointer; padding: 14px 44px 14px 16px; font-weight: 600; list-style: none; position: relative;
}
summary::-webkit-details-marker { display: none; }
summary::after { content: "+"; position: absolute; right: 16px; top: 12px; font-size: 1.3rem; line-height: 1.3; color: var(--muted); }
details[open] > summary::after { content: "\2212"; }
details[open] > summary { border-bottom: 1px solid var(--line); }
details .body { padding: 4px 16px 12px; }
details .body p { margin: 10px 0; }

/* Espacio reservado para AdSense: vacío hasta que se inserte el código */
#ad-slot { margin: 24px 0; }

.example { border-left: 3px solid var(--accent); padding: 4px 0 4px 16px; margin: 12px 0; background: none; }
.example p { margin: 6px 0; }
.example table { border-collapse: collapse; width: 100%; max-width: 560px; margin: 10px 0; }
.example td { padding: 7px 0; border-top: 1px solid var(--line); vertical-align: top; }
.example td:last-child { text-align: right; white-space: nowrap; font-variant-numeric: tabular-nums; font-weight: 600; padding-left: 16px; }

/* ---- Pantallas medianas y grandes -------------------------------------- */
@media (min-width: 700px) {
  .cards { grid-template-columns: 1fr 1fr; gap: 20px; }
  .modes { grid-template-columns: 1fr 1fr; }
}
@media (min-width: 880px) {
  .tool { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); align-items: start; gap: 24px; }
  .tool .result { position: sticky; top: 16px; }
}
@media (prefers-reduced-motion: reduce) { * { scroll-behavior: auto !important; } }
@media print { .site-header, .site-footer, #ad-slot, .btn-back { display: none; } }