/* ============================================================
   HR Chapter Intranet — sistema de diseño compartido (mockup/spec)
   SharePoint Online · web parts nativos · tokens de CLAUDE.md
   No es producción. Sin JS a medida.
============================================================ */

/* ===== Tokens de marca (CLAUDE.md) ===== */
:root {
  /* Marca / fondos oscuros */
  --indigo:        #40477D;  /* ancla — botones, enlaces, acentos */
  --indigo-deep:   #2E3359;  /* hero full-bleed */
  --indigo-night:  #1F2240;  /* footer / banda más honda */
  /* Fondos claros */
  --surface:       #FFFFFF;
  --bg-alt:        #ECEDF3;  /* secciones alternas */
  --bg-card:       #DCDEEB;  /* tarjetas / divisores */
  /* Texto */
  --ink:           #1C1E30;  /* titulares */
  --body:          #3D4054;  /* cuerpo */
  --muted:         #6E7189;  /* secundario */
  /* Acento (provisional — P1; se cambia en 1 línea) */
  --accent:        #F2A93B;  /* marigold — CTA / spark */
}

/* ===== Base (mobile-first) ===== */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: 'Roboto', Arial, sans-serif;
  color: var(--body);
  background: var(--surface);
  line-height: 1.6;
}
h1, h2, h3, h4 { color: var(--ink); line-height: 1.2; margin: 0 0 .5em; }
p { margin: 0 0 1em; }
a { color: var(--indigo); }
img { max-width: 100%; display: block; }
ul { margin: 0 0 1em; }

/* Contenedor centrado para secciones de contenido */
.container { width: 100%; max-width: 1180px; margin: 0 auto; padding: 0 20px; }
.container--narrow { max-width: 820px; }

/* Bandas a ancho completo (Communication site — D11) */
.full-bleed { width: 100%; }

/* Botón / CTA (acento marigold — D5) */
.btn {
  display: inline-block;
  background: var(--accent);
  color: var(--ink);
  text-decoration: none;
  font-weight: 700;
  padding: 12px 22px;
  border-radius: 4px;
}
.btn--ghost { background: transparent; color: #fff; border: 1px solid rgba(255,255,255,.7); }

/* ===== Header (barra nativa) ===== */
.site-header { background: var(--surface); border-bottom: 1px solid var(--bg-card); }
.site-header .container { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; padding-top: 12px; padding-bottom: 12px; }
.brand { font-weight: 900; color: var(--indigo); font-size: 1.1rem; letter-spacing: .2px; text-decoration: none; }
.header-search { order: 3; flex: 1 1 100%; }
.header-search input { width: 100%; font: inherit; padding: 9px 14px; border: 1px solid var(--bg-card); border-radius: 4px; background: var(--bg-alt); color: var(--ink); }
.header-user { margin-left: auto; display: flex; align-items: center; gap: 8px; color: var(--muted); font-size: .9rem; }
.header-user .avatar { width: 32px; height: 32px; border-radius: 50%; background: var(--indigo); color: #fff; display: grid; place-items: center; font-weight: 700; font-size: .8rem; }

/* ===== Navegación principal (sobria, estilo nativo — D9) ===== */
.site-nav { background: var(--surface); border-bottom: 1px solid var(--bg-card); }
.site-nav ul { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 4px 22px; }
.site-nav a { display: inline-block; padding: 12px 0; color: var(--ink); text-decoration: none; font-weight: 500; }
.site-nav a[aria-current="page"] { box-shadow: inset 0 -2px 0 var(--indigo); color: var(--indigo); }

/* ===== Bandas de sección ===== */
.section { background: var(--surface); }
.section--alt { background: var(--bg-alt); }            /* alterna clara (D4) */
.section--dark { background: var(--indigo-deep); color: #fff; }   /* franja oscura (D4/D11) */
.section--night { background: var(--indigo-night); color: rgba(255,255,255,.85); }
.section .container,
.section--alt .container,
.section--dark .container,
.section--night .container { padding-top: 48px; padding-bottom: 48px; }
.section--dark h1, .section--dark h2, .section--dark h3 { color: #fff; }
.section--dark p { color: rgba(255,255,255,.85); }

/* Encabezado de sección */
.section-head { max-width: 60ch; margin-bottom: 24px; }
.eyebrow { color: var(--accent); font-weight: 700; text-transform: uppercase; letter-spacing: .12em; font-size: .8rem; margin: 0 0 .8em; }
.section-head h2 { font-size: clamp(1.4rem, 4vw, 2rem); }
.lead { color: inherit; font-size: 1.05rem; }

/* ===== Hero (índigo profundo, full-bleed — D11) ===== */
.hero { background: var(--indigo-deep); color: #fff; }
.hero .container { padding-top: 56px; padding-bottom: 56px; }
.hero .eyebrow { margin-bottom: .8em; }
.hero h1 { color: #fff; font-size: clamp(1.8rem, 6vw, 3rem); font-weight: 900; max-width: 18ch; }
.hero p { color: rgba(255,255,255,.85); font-size: 1.1rem; max-width: 56ch; }

/* ===== Tarjetas (Call to action — D10 / Quick links grid) ===== */
.card-grid { display: grid; grid-template-columns: 1fr; gap: 24px; }
.cta-card { display: flex; flex-direction: column; background: var(--surface); border: 1px solid var(--bg-card); border-radius: 6px; overflow: hidden; }
.cta-card .thumb { aspect-ratio: 16 / 9; background: var(--bg-card); display: grid; place-items: center; color: var(--muted); font-size: .85rem; }
.cta-card .body { padding: 20px; display: flex; flex-direction: column; gap: 10px; flex: 1; }
.cta-card h3 { margin: 0; font-size: 1.15rem; }
.cta-card p { color: var(--body); margin: 0; flex: 1; }
.cta-card .btn { align-self: flex-start; margin-top: 6px; }

/* ===== Quick Links compacto ===== */
.quicklinks { list-style: none; margin: 20px 0 0; padding: 0; display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.quicklinks a { display: flex; align-items: center; gap: 10px; background: var(--surface); border: 1px solid var(--bg-card); border-radius: 4px; padding: 14px 16px; text-decoration: none; color: var(--ink); font-weight: 500; }
.quicklinks .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--accent); flex: none; }

/* ===== Framework de estadísticas (70-20-10) ===== */
.framework { display: grid; grid-template-columns: 1fr; gap: 20px; }
.stat { background: var(--surface); border: 1px solid var(--bg-card); border-top: 4px solid var(--accent); border-radius: 6px; padding: 22px; }
.stat .num { font-size: 2.4rem; font-weight: 900; color: var(--indigo); line-height: 1; }
.stat h3 { margin: 8px 0 6px; font-size: 1.1rem; }
.stat p { color: var(--body); margin: 0; }

/* ===== Cita / testimonio (People / Quote) ===== */
.quote { border-left: 4px solid var(--accent); padding: 4px 0 4px 20px; margin: 0 0 18px; }
.quote blockquote { margin: 0 0 8px; font-size: 1.15rem; color: var(--ink); }
.quote cite { color: var(--muted); font-style: normal; font-size: .9rem; }

/* ===== Caja de recursos (Quick Links / Highlighted content) ===== */
.resources { background: var(--surface); border: 1px solid var(--bg-card); border-radius: 6px; padding: 20px; }
.resources h4 { margin: 0 0 10px; font-size: .85rem; text-transform: uppercase; letter-spacing: .08em; color: var(--muted); }
.resources ul { list-style: none; margin: 0; padding: 0; }
.resources li { margin: 0 0 8px; }
.resources a { display: inline-flex; gap: 8px; color: var(--indigo); text-decoration: none; font-weight: 500; }

/* Layout dos columnas (contenido + lateral de recursos) */
.two-col { display: grid; grid-template-columns: 1fr; gap: 24px; }

/* ===== Banda CTA (Call to action full-bleed) ===== */
.cta-band { background: var(--indigo); color: #fff; }
.cta-band .container { padding-top: 40px; padding-bottom: 40px; }
.cta-band h2 { color: #fff; }
.cta-band p { color: rgba(255,255,255,.85); max-width: 60ch; }

/* ===== Pasos / proceso (Goals/Check-ins/Feedback · cadencia) ===== */
.steps { display: grid; grid-template-columns: 1fr; gap: 18px; counter-reset: step; }
.step { background: var(--surface); border: 1px solid var(--bg-card); border-radius: 6px; padding: 20px; }
.step .tag { color: var(--accent); font-weight: 700; text-transform: uppercase; letter-spacing: .08em; font-size: .78rem; }
.step h3 { margin: 4px 0 8px; font-size: 1.1rem; }
.step ul { margin: 0; padding-left: 18px; color: var(--body); }
.step li { margin: 0 0 4px; }

/* Cadencia tipo timeline simple */
.cadence { display: grid; grid-template-columns: 1fr; gap: 12px; }
.cadence .item { display: flex; gap: 14px; background: var(--surface); border: 1px solid var(--bg-card); border-radius: 6px; padding: 14px 16px; }
.cadence .when { flex: none; min-width: 96px; font-weight: 700; color: var(--indigo); }

/* ===== Footer ===== */
.site-footer { background: var(--indigo-night); color: rgba(255,255,255,.8); }
.site-footer .container { padding-top: 36px; padding-bottom: 36px; display: flex; flex-wrap: wrap; gap: 20px 40px; justify-content: space-between; }
.site-footer a { color: rgba(255,255,255,.8); text-decoration: none; }
.site-footer ul { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 8px 20px; }
.site-footer .copyright { color: rgba(255,255,255,.5); font-size: .85rem; width: 100%; }

/* ===== Breakpoints ===== */
@media (min-width: 600px) {
  .header-search { order: 0; flex: 1 1 auto; max-width: 420px; margin: 0 16px; }
  .quicklinks { grid-template-columns: repeat(3, 1fr); }
  .cadence .item { align-items: baseline; }
}
@media (min-width: 900px) {
  .card-grid { grid-template-columns: repeat(3, 1fr); }
  .card-grid--2 { grid-template-columns: repeat(2, 1fr); }
  .quicklinks { grid-template-columns: repeat(4, 1fr); }
  .framework { grid-template-columns: repeat(3, 1fr); }
  .steps { grid-template-columns: repeat(3, 1fr); }
  .two-col { grid-template-columns: 2fr 1fr; align-items: start; }
  .hero .container { padding-top: 80px; padding-bottom: 80px; }
}