/* Lector del texto del día */

:root {
  --fondo:    #f2f3f5;
  --papel:    #ffffff;
  --suave:    #eaecf0;
  --tinta:    #1c2028;
  --tinta-2:  #5d6472;
  --linea:    #dcdfe6;
  --acento:   #2f5d8c;
  --acento-2: #3f7fb8;
  --sobre-acento: #ffffff;
  --sombra:   0 1px 2px rgba(16,24,40,.05), 0 10px 30px rgba(16,24,40,.07);
  --radio:    14px;
  --lectura:  1.125rem;
}

[data-tema="oscuro"] {
  --fondo:    #11151b;
  --papel:    #191e26;
  --suave:    #222833;
  --tinta:    #e6e9ef;
  --tinta-2:  #99a1b0;
  --linea:    #2b323d;
  --acento:   #7cb2e0;
  --acento-2: #9cc8ec;
  --sobre-acento: #0f141a;
  --sombra:   0 1px 2px rgba(0,0,0,.3), 0 10px 30px rgba(0,0,0,.35);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background: var(--fondo);
  color: var(--tinta);
  font-family: "Segoe UI", system-ui, -apple-system, Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.wrap { width: 100%; max-width: 720px; margin: 0 auto; padding: 0 20px; }

.skip-link {
  position: absolute; left: -999px; top: 8px; z-index: 30;
  background: var(--acento); color: var(--sobre-acento);
  padding: 10px 16px; border-radius: 8px;
}
.skip-link:focus { left: 12px; }

:focus-visible { outline: 3px solid var(--acento-2); outline-offset: 2px; border-radius: 8px; }

/* ── Barra superior ─────────────────────────────────────── */
.barra {
  position: sticky; top: 0; z-index: 10;
  background: var(--papel);
  border-bottom: 1px solid var(--linea);
}
.barra-fila {
  display: flex; align-items: center; gap: 12px;
  min-height: 60px;
}

.hoy {
  border: 0; background: none; padding: 0; cursor: pointer;
  color: var(--tinta); font: 700 1.02rem/1.2 inherit;
  letter-spacing: -.01em; white-space: nowrap;
}
.hoy:hover { color: var(--acento); }

.nav-dias { display: flex; align-items: center; gap: 6px; margin: 0 auto; }
.nav-dias input[type="date"] {
  border: 1px solid var(--linea); border-radius: 9px;
  background: var(--suave); color: var(--tinta);
  padding: 7px 10px; font: inherit; font-size: .88rem;
  color-scheme: light;
}
[data-tema="oscuro"] .nav-dias input[type="date"] { color-scheme: dark; }

.ajustes { display: flex; gap: 6px; }

.icono {
  display: grid; place-items: center;
  min-width: 36px; height: 36px; padding: 0 9px;
  border: 1px solid var(--linea); border-radius: 9px;
  background: var(--papel); color: var(--tinta);
  font: 600 .95rem/1 inherit; cursor: pointer;
  transition: background .15s, border-color .15s, opacity .15s;
}
.icono:hover:not(:disabled) { background: var(--suave); border-color: var(--acento-2); }
.icono:disabled { opacity: .35; cursor: default; }

.icono-tema::before { content: "☾"; font-size: 1.02rem; }
[data-tema="oscuro"] .icono-tema::before { content: "☀"; }

/* ── Hoja del día ───────────────────────────────────────── */
main { flex: 1; width: 100%; padding: 32px 0 64px; }

.dia {
  background: var(--papel);
  border: 1px solid var(--linea);
  border-radius: var(--radio);
  box-shadow: var(--sombra);
  padding: 34px 34px 30px;
}

.dia-fecha {
  display: block;
  color: var(--tinta-2);
  font-size: .76rem; font-weight: 700;
  letter-spacing: .09em; text-transform: uppercase;
  margin-bottom: 14px;
}
.dia-fecha .marca-hoy {
  display: inline-block; margin-left: 8px; padding: 2px 9px;
  border-radius: 999px; background: var(--acento); color: var(--sobre-acento);
  letter-spacing: .06em;
}

.dia h1 {
  margin: 0 0 22px;
  font-size: 1.55rem; line-height: 1.35; font-weight: 600;
}
.dia h1 .cita {
  display: block; margin-top: 10px;
  font-size: .92rem; font-weight: 700; color: var(--acento);
  letter-spacing: .02em;
}

.comentario {
  font-size: var(--lectura);
  border-top: 1px solid var(--linea);
  padding-top: 22px;
}
.comentario p { margin: 0 0 1.15em; }
.comentario p:last-child { margin-bottom: 0; }
.comentario a {
  color: var(--acento);
  text-decoration-color: color-mix(in srgb, var(--acento) 40%, transparent);
  text-underline-offset: 2px;
}
.comentario a:hover { text-decoration-color: currentColor; }

.fuente {
  margin-top: 26px; padding-top: 16px;
  border-top: 1px solid var(--linea);
  display: flex; flex-wrap: wrap; gap: 6px 14px;
  color: var(--tinta-2); font-size: .82rem;
}
.fuente a { color: var(--acento); }

/* ── Estados ────────────────────────────────────────────── */
.cargando, .vacio { color: var(--tinta-2); text-align: center; padding: 26px 0; margin: 0; }
.vacio h2 { color: var(--tinta); font-size: 1.15rem; margin: 0 0 10px; }
.vacio code {
  display: inline-block; margin-top: 4px; padding: 7px 12px;
  background: var(--suave); border: 1px solid var(--linea); border-radius: 8px;
  font-family: ui-monospace, "SF Mono", Consolas, monospace; font-size: .86rem;
  color: var(--tinta); user-select: all;
}

/* ── Pie ────────────────────────────────────────────────── */
.pie { border-top: 1px solid var(--linea); background: var(--papel); padding: 20px 0 26px; }
.pie p { margin: 0; font-size: .8rem; color: var(--tinta-2); }
.pie .aviso { margin-top: 8px; }
.pie a { color: var(--acento); }

/* ── Adaptable ──────────────────────────────────────────── */
@media (max-width: 620px) {
  .barra-fila { flex-wrap: wrap; padding-top: 10px; padding-bottom: 10px; }
  .nav-dias { order: 3; flex-basis: 100%; margin: 0; justify-content: space-between; }
  .nav-dias input[type="date"] { flex: 1; }
  .ajustes { margin-left: auto; }
  main { padding-top: 20px; }
  .dia { padding: 24px 20px; border-radius: 12px; }
  .dia h1 { font-size: 1.32rem; }
}

@media print {
  .barra, .pie, .skip-link { display: none; }
  .dia { border: 0; box-shadow: none; padding: 0; }
}

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; }
}

/* ── Lectura en voz alta ────────────────────────────────── */
.icono-leer::before { content: "▶"; font-size: .82rem; }
.icono[aria-pressed="true"] .icono-leer::before { content: "❚❚"; font-size: .7rem; letter-spacing: 1px; }
.icono[aria-pressed="true"] {
  border-color: var(--acento);
  color: var(--acento);
}

.leyendo {
  background: color-mix(in srgb, var(--acento) 13%, transparent);
  box-shadow: 0 0 0 6px color-mix(in srgb, var(--acento) 13%, transparent);
  border-radius: 4px;
}
@supports not (background: color-mix(in srgb, red 10%, transparent)) {
  .leyendo { background: var(--suave); box-shadow: 0 0 0 6px var(--suave); }
}