/* ============================================================================
   libreta.css — «La libreta de Claudia»
   Sistema de diseño común: papel crema, tinta, dorado miel y rosa rubor
   (salen de su retrato, assets/img/foto_perfil.png). Claro y noche.
   Todas las páginas cargan este fichero; lo propio de cada página va aparte.
   ========================================================================== */

/* ── Tokens ─────────────────────────────────────────────────────────────── */
:root {
  color-scheme: light;
  --papel:        #f4e9d6;
  --papel-hondo:  #eadcc3;
  --hoja:         #fffaf1;
  --hoja-2:       #fbf2e3;
  --tinta:        #2a2420;
  --tinta-2:      #5c5047;
  --tinta-3:      #8a7b6d;
  --raya:         #e5d4b9;
  --raya-fuerte:  #c9b28b;
  --punto:        rgba(120, 92, 60, .16);

  --miel:         #c98a12;
  --miel-tinta:   #8c5d05;
  --miel-vivo:    #f2b632;
  --miel-claro:   #fbe2a0;
  --rubor:        #e07f78;
  --rubor-tinta:  #b0483f;
  --rubor-claro:  #fbd9d2;
  --margen:       #e2716c;
  --menta:        #78bf9d;  --menta-claro:   #d4eedf;
  --cielo:        #7eaedc;  --cielo-claro:   #d9e8f7;
  --lavanda:      #a994dc;  --lavanda-claro: #e7e0f7;

  --bien:         #2f8a5c;  --bien-claro:  #d5efe0;
  --mal:          #c4483a;  --mal-claro:   #f8dcd6;
  --aviso:        #b47a0a;  --aviso-claro: #fbecc4;

  --sombra:          0 1px 0 rgba(60, 40, 20, .05), 0 12px 32px -16px rgba(80, 52, 24, .32);
  --sombra-alta:     0 2px 0 rgba(60, 40, 20, .05), 0 24px 60px -20px rgba(80, 52, 24, .45);
  --sombra-pegatina: 3px 3px 0 var(--tinta);
  --borde-tinta:     2px solid var(--tinta);

  --radio-s: 10px;
  --radio:   14px;
  --radio-l: 22px;

  --f-mano:  'Caveat', 'Segoe Print', cursive;
  --f-texto: 'Nunito', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --f-mono:  'DM Mono', ui-monospace, 'Cascadia Mono', monospace;

  --ancho:      1160px;
  --cabecera-h: 62px;
  --ease:       cubic-bezier(.2, .8, .2, 1);
  --rebote:     cubic-bezier(.34, 1.56, .64, 1);

  /* Compatibilidad con kawaii.css y estilos antiguos de cada página */
  --primary:     var(--rubor);
  --secondary:   var(--miel);
  --accent:      var(--miel-vivo);
  --accent2:     var(--menta);
  --text-main:   var(--tinta);
  --text-muted:  var(--tinta-2);
  --bg-card:     var(--hoja);
  --border-card: var(--raya);
  --radius-card: var(--radio-l);
  --radius-btn:  999px;
  --shadow-card: var(--sombra);
  --shadow-glow: var(--sombra-alta);
}

/* Noche: la libreta bajo el flexo */
:root[data-tema="noche"] {
  color-scheme: dark;
  --papel:        #1b1713;
  --papel-hondo:  #14110e;
  --hoja:         #25201b;
  --hoja-2:       #2d2721;
  --tinta:        #f3e8d6;
  --tinta-2:      #cbbba5;
  --tinta-3:      #9a8a77;
  --raya:         #3b332b;
  --raya-fuerte:  #5a4d3f;
  --punto:        rgba(243, 232, 214, .07);

  --miel:         #f0b532;
  --miel-tinta:   #f6c75c;
  --miel-vivo:    #f2b632;
  --miel-claro:   rgba(242, 182, 50, .24);
  --rubor:        #f0968e;
  --rubor-tinta:  #f4aaa3;
  --rubor-claro:  rgba(240, 150, 142, .18);
  --margen:       #c95f5a;
  --menta:        #86cfac;  --menta-claro:   rgba(134, 207, 172, .16);
  --cielo:        #8fbbe6;  --cielo-claro:   rgba(143, 187, 230, .16);
  --lavanda:      #b8a6ea;  --lavanda-claro: rgba(184, 166, 234, .16);

  --bien:         #6fcf9b;  --bien-claro:  rgba(111, 207, 155, .15);
  --mal:          #f08a7c;  --mal-claro:   rgba(240, 138, 124, .15);
  --aviso:        #f2c15a;  --aviso-claro: rgba(242, 193, 90, .15);

  --sombra:          0 1px 0 rgba(0, 0, 0, .3), 0 14px 36px -18px rgba(0, 0, 0, .7);
  --sombra-alta:     0 2px 0 rgba(0, 0, 0, .3), 0 28px 70px -24px rgba(0, 0, 0, .85);
  --sombra-pegatina: 3px 3px 0 #000;
}

/* ── Base ───────────────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; }
[hidden] { display: none !important; }
html { -webkit-text-size-adjust: 100%; scroll-padding-top: calc(var(--cabecera-h) + 16px); }
body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--f-texto);
  font-size: 16px;
  line-height: 1.55;
  color: var(--tinta);
  background-color: var(--papel);
  /* Puntos de bullet journal */
  background-image: radial-gradient(circle at 1px 1px, var(--punto) 1.1px, transparent 1.6px);
  background-size: 22px 22px;
  background-attachment: fixed;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
body::before { content: none; }   /* anula el degradado de kawaii.css */
img, svg, video, canvas { max-width: 100%; }
img { height: auto; }
a { color: inherit; }
button, input, select, textarea { font: inherit; color: inherit; }
::selection { background: var(--miel-claro); color: var(--tinta); }
:focus-visible { outline: 2.5px solid var(--miel); outline-offset: 2px; border-radius: 6px; }
hr { border: 0; border-top: 1.5px dashed var(--raya-fuerte); margin: 1.5rem 0; }
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--raya-fuerte); border-radius: 999px; border: 3px solid var(--papel); }

/* Tipografía */
h1, h2, h3, h4 { margin: 0 0 .4em; line-height: 1.15; font-weight: 800; letter-spacing: -.01em; }
.mano, .titulo-mano { font-family: var(--f-mano); font-weight: 700; letter-spacing: 0; line-height: 1; }
.mono { font-family: var(--f-mono); font-size: .86em; letter-spacing: -.01em; }
.tenue { color: var(--tinta-2); }
.tenue-3 { color: var(--tinta-3); }
.pequeno { font-size: .86rem; }
.subrayado {
  background: linear-gradient(transparent 58%, var(--miel-claro) 58%, var(--miel-claro) 92%, transparent 92%);
  padding: 0 .12em;
  -webkit-box-decoration-break: clone; box-decoration-break: clone;
}
.subrayado-rubor { background: linear-gradient(transparent 58%, var(--rubor-claro) 58%, var(--rubor-claro) 92%, transparent 92%); padding: 0 .12em; }
mark { background: var(--miel-claro); color: inherit; border-radius: 3px; padding: 0 .15em; }
kbd {
  font-family: var(--f-mono); font-size: .78em; padding: .08em .4em; border-radius: 6px;
  border: 1.5px solid var(--raya-fuerte); border-bottom-width: 3px; background: var(--hoja);
}
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }

/* ── Iconos (includes/iconos.php y Libreta.icono) ──────────────────────── */
.ico { width: 1.15em; height: 1.15em; flex-shrink: 0; stroke: currentColor; fill: none; stroke-width: 1.9; stroke-linecap: round; stroke-linejoin: round; vertical-align: -.18em; }
.ico-l { width: 1.5em; height: 1.5em; }

/* ── Estructura de página ─────────────────────────────────────────────── */
.lib-pagina { max-width: var(--ancho); margin: 0 auto; padding: 28px 20px 64px; position: relative; }
.lib-pagina.ancha { max-width: 1400px; }
.lib-pagina.estrecha { max-width: 780px; }

.lib-titulo { display: flex; align-items: flex-end; justify-content: space-between; gap: 16px; flex-wrap: wrap; margin-bottom: 22px; }
.lib-titulo h1 { font-family: var(--f-mano); font-weight: 700; font-size: clamp(2.3rem, 5vw, 3.2rem); line-height: .95; margin: 0; letter-spacing: 0; }
.lib-titulo .antetitulo { font-family: var(--f-mono); font-size: .74rem; text-transform: uppercase; letter-spacing: .12em; color: var(--tinta-3); margin-bottom: 6px; display: block; }
.lib-titulo p { margin: 6px 0 0; color: var(--tinta-2); max-width: 60ch; }
.lib-titulo .acciones { display: flex; gap: 8px; flex-wrap: wrap; }

.rejilla { display: grid; gap: 18px; }
.rejilla-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.rejilla-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.rejilla-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.rejilla-auto { grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); }
@media (max-width: 960px) { .rejilla-3, .rejilla-4 { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 620px) { .rejilla-2, .rejilla-3, .rejilla-4 { grid-template-columns: minmax(0, 1fr); } }
.fila { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.fila.entre { justify-content: space-between; }
.pila { display: flex; flex-direction: column; gap: 12px; }
.empuja { margin-left: auto; }

/* ── Hoja (tarjeta) ─────────────────────────────────────────────────────── */
.hoja {
  position: relative;
  background: var(--hoja);
  border: 1px solid var(--raya);
  border-radius: var(--radio-l);
  box-shadow: var(--sombra);
  padding: 22px;
}
.hoja.compacta { padding: 16px; border-radius: var(--radio); }
.hoja.rayada {
  background-image: repeating-linear-gradient(to bottom, transparent 0, transparent 27px, var(--raya) 27px, var(--raya) 28px);
  background-position: 0 14px;
  line-height: 28px;
}
.hoja.con-margen { padding-left: 46px; }
.hoja.con-margen::after { content: ''; position: absolute; top: 0; bottom: 0; left: 30px; width: 1.5px; background: var(--margen); opacity: .55; }
/* :where() → sin prioridad: el display de cada página (flex, grid) manda */
:where(.hoja.enlace) { display: block; }
.hoja.enlace { text-decoration: none; transition: transform .25s var(--ease), box-shadow .25s var(--ease), border-color .2s; }
.hoja.enlace:hover { transform: translateY(-3px) rotate(-.25deg); box-shadow: var(--sombra-alta); border-color: var(--raya-fuerte); }
.hoja h2, .hoja h3 { margin-top: 0; }
.hoja-cabeza { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-bottom: 14px; }
.hoja-cabeza h2, .hoja-cabeza h3 { margin: 0; font-size: 1.05rem; }
.hoja-cabeza .mano { font-size: 1.7rem; }

/* Cinta washi pegada arriba */
.washi { position: relative; }
.washi::before {
  content: ''; position: absolute; top: -11px; left: 50%; width: 92px; height: 24px;
  transform: translateX(-50%) rotate(-2.5deg);
  background: var(--washi, var(--miel-claro));
  opacity: .85;
  background-image: repeating-linear-gradient(90deg, rgba(255,255,255,.28) 0 6px, transparent 6px 12px);
  clip-path: polygon(3% 0, 97% 4%, 100% 50%, 97% 100%, 2% 96%, 0 50%);
  box-shadow: 0 1px 2px rgba(0,0,0,.06);
  pointer-events: none;
}
.washi.izq::before { left: 34px; transform: rotate(-5deg); }
.washi.der::before { left: auto; right: 0; transform: rotate(6deg); }
/* De noche los colores «claro» son transparentes: la cinta lleva tonos propios, sólidos y apagados */
:root[data-tema="noche"] .washi::before { --washi: #7d6331; opacity: .9; background-image: repeating-linear-gradient(90deg, rgba(255,255,255,.07) 0 6px, transparent 6px 12px); }
:root[data-tema="noche"] .washi-rubor::before { --washi: #7e4a46; }
:root[data-tema="noche"] .washi-menta::before { --washi: #3d6653; }
:root[data-tema="noche"] .washi-cielo::before { --washi: #3c5a79; }
:root[data-tema="noche"] .washi-lavanda::before { --washi: #574d80; }
.washi-rubor { --washi: var(--rubor-claro); }
.washi-menta { --washi: var(--menta-claro); }
.washi-cielo { --washi: var(--cielo-claro); }
.washi-lavanda { --washi: var(--lavanda-claro); }

/* Pegatina: imagen recortada con borde blanco */
.pegatina {
  display: inline-block;
  filter: drop-shadow(0 0 0 #fff) drop-shadow(2px 0 0 #fff) drop-shadow(-2px 0 0 #fff) drop-shadow(0 2px 0 #fff) drop-shadow(0 -2px 0 #fff) drop-shadow(0 6px 8px rgba(60, 40, 20, .22));
  transform: rotate(var(--giro, -4deg));
  transition: transform .35s var(--rebote);
}
.pegatina:hover { transform: rotate(0deg) scale(1.04); }
:root[data-tema="noche"] .pegatina { filter: drop-shadow(0 0 0 #f3e8d6) drop-shadow(2px 0 0 #f3e8d6) drop-shadow(-2px 0 0 #f3e8d6) drop-shadow(0 2px 0 #f3e8d6) drop-shadow(0 -2px 0 #f3e8d6) drop-shadow(0 6px 10px rgba(0,0,0,.5)); }
.retrato {
  border-radius: 50%; object-fit: cover; background: var(--miel-claro);
  border: 3px solid var(--hoja); box-shadow: 0 0 0 1.5px var(--tinta), var(--sombra);
}

/* Nota adhesiva / post-it */
.postit {
  background: var(--postit, #fde9a8); color: #2a2420;
  padding: 16px 16px 20px; border-radius: 3px 3px 14px 3px;
  box-shadow: 0 10px 18px -12px rgba(60,40,20,.5);
  transform: rotate(var(--giro, -1deg));
  font-family: var(--f-mano); font-size: 1.35rem; line-height: 1.15;
}

/* ── Botones ───────────────────────────────────────────────────────────── */
.btn-l, .boton {
  --b-fondo: var(--tinta); --b-texto: var(--papel); --b-borde: var(--tinta);
  display: inline-flex; align-items: center; justify-content: center; gap: .5em;
  min-height: 42px; padding: 0 18px;
  border: 2px solid var(--b-borde); border-radius: 12px;
  background: var(--b-fondo); color: var(--b-texto);
  font-family: var(--f-texto); font-weight: 800; font-size: .95rem; line-height: 1;
  text-decoration: none; white-space: nowrap; cursor: pointer; user-select: none;
  box-shadow: 0 3px 0 var(--b-sombra, rgba(0,0,0,.25));
  transition: transform .12s var(--ease), box-shadow .12s var(--ease), background .2s, color .2s;
}
.boton:hover { transform: translateY(-1px); box-shadow: 0 4px 0 var(--b-sombra, rgba(0,0,0,.25)); }
.boton:active { transform: translateY(2px); box-shadow: 0 1px 0 var(--b-sombra, rgba(0,0,0,.25)); }
.boton:disabled, .boton[aria-disabled="true"] { opacity: .45; cursor: not-allowed; transform: none; box-shadow: none; }
.boton.miel    { --b-fondo: var(--miel-vivo); --b-texto: #2a2420; --b-borde: #2a2420; --b-sombra: #2a2420; }
.boton.rubor   { --b-fondo: var(--rubor); --b-texto: #2a2420; --b-borde: #2a2420; --b-sombra: #2a2420; }
.boton.menta   { --b-fondo: var(--menta); --b-texto: #2a2420; --b-borde: #2a2420; --b-sombra: #2a2420; }
.boton.papel   { --b-fondo: var(--hoja); --b-texto: var(--tinta); --b-borde: var(--tinta); --b-sombra: var(--tinta); }
.boton.suave   { --b-fondo: transparent; --b-texto: var(--tinta); --b-borde: var(--raya-fuerte); box-shadow: none; }
.boton.suave:hover { --b-fondo: var(--hoja-2); box-shadow: none; }
.boton.fantasma { --b-fondo: transparent; --b-texto: var(--tinta-2); --b-borde: transparent; box-shadow: none; }
.boton.fantasma:hover { --b-fondo: var(--hoja-2); --b-texto: var(--tinta); box-shadow: none; }
.boton.peligro { --b-fondo: var(--mal); --b-texto: #fff; --b-borde: var(--mal); --b-sombra: rgba(0,0,0,.3); }
.boton.peque  { min-height: 34px; padding: 0 12px; font-size: .85rem; border-radius: 10px; }
.boton.grande { min-height: 52px; padding: 0 26px; font-size: 1.05rem; border-radius: 14px; }
.boton.icono  { width: 42px; padding: 0; }
.boton.icono.peque { width: 34px; }
.boton.bloque { display: flex; width: 100%; }
:root[data-tema="noche"] .boton { --b-sombra: #000; }
:root[data-tema="noche"] .boton:not(.miel):not(.rubor):not(.menta):not(.peligro):not(.suave):not(.fantasma):not(.papel) { --b-fondo: var(--tinta); --b-texto: #1b1713; }

/* ── Formularios ───────────────────────────────────────────────────────── */
.campo { display: flex; flex-direction: column; gap: 6px; margin-bottom: 14px; }
.campo > label, .etiqueta-campo { font-weight: 800; font-size: .86rem; color: var(--tinta-2); }
.campo .ayuda { font-size: .8rem; color: var(--tinta-3); }
.entrada, .lib-input, select.entrada, textarea.entrada {
  width: 100%; min-height: 44px; padding: 10px 14px;
  border: 1.5px solid var(--raya-fuerte); border-radius: 12px;
  background: var(--hoja); color: var(--tinta);
  transition: border-color .15s, box-shadow .15s, background .15s;
}
textarea.entrada { min-height: 110px; resize: vertical; line-height: 1.5; }
.entrada::placeholder { color: var(--tinta-3); }
.entrada:hover { border-color: var(--tinta-3); }
.entrada:focus { outline: none; border-color: var(--tinta); box-shadow: 0 0 0 4px var(--miel-claro); }
select.entrada { appearance: none; padding-right: 38px; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%238a7b6d' stroke-width='2.2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 12px center; }
.casilla { display: inline-flex; align-items: center; gap: 8px; cursor: pointer; font-weight: 700; }
.casilla input { width: 20px; height: 20px; accent-color: var(--tinta); }

/* Interruptor */
.interruptor { position: relative; display: inline-flex; align-items: center; gap: 10px; cursor: pointer; font-weight: 700; }
.interruptor input { position: absolute; opacity: 0; width: 1px; height: 1px; }
.interruptor .pista { width: 44px; height: 26px; border-radius: 999px; background: var(--raya-fuerte); position: relative; transition: background .2s; flex-shrink: 0; }
.interruptor .pista::after { content: ''; position: absolute; top: 3px; left: 3px; width: 20px; height: 20px; border-radius: 50%; background: var(--hoja); box-shadow: 0 1px 3px rgba(0,0,0,.25); transition: transform .25s var(--rebote); }
.interruptor input:checked + .pista { background: var(--tinta); }
.interruptor input:checked + .pista::after { transform: translateX(18px); }
.interruptor input:focus-visible + .pista { outline: 2.5px solid var(--miel); outline-offset: 2px; }

/* Segmentado (elegir una opción) */
.segmentos { display: inline-flex; padding: 4px; gap: 4px; background: var(--papel-hondo); border-radius: 12px; flex-wrap: wrap; }
.segmentos button, .segmentos label {
  border: 0; background: transparent; padding: 7px 14px; border-radius: 9px; cursor: pointer;
  font-weight: 800; font-size: .88rem; color: var(--tinta-2); transition: background .15s, color .15s, box-shadow .15s;
}
.segmentos input { position: absolute; opacity: 0; pointer-events: none; }
.segmentos button.activo, .segmentos button[aria-pressed="true"], .segmentos input:checked + span, .segmentos label:has(input:checked) {
  background: var(--hoja); color: var(--tinta); box-shadow: 0 1px 0 var(--raya-fuerte), 0 2px 6px rgba(60,40,20,.12);
}
/* label > input + span: el fondo va en el label, no dos veces */
.segmentos label:has(input:checked) > input:checked + span { background: none; box-shadow: none; }

/* ── Etiquetas, chips y avisos ─────────────────────────────────────────── */
.chip {
  display: inline-flex; align-items: center; gap: 5px; padding: 3px 10px; border-radius: 999px;
  font-size: .78rem; font-weight: 800; line-height: 1.5; white-space: nowrap;
  background: var(--chip, var(--hoja-2)); color: var(--chip-texto, var(--tinta-2)); border: 1px solid var(--chip-borde, var(--raya));
}
.chip.miel    { --chip: var(--miel-claro);    --chip-texto: var(--miel-tinta);  --chip-borde: transparent; }
.chip.rubor   { --chip: var(--rubor-claro);   --chip-texto: var(--rubor-tinta); --chip-borde: transparent; }
.chip.menta   { --chip: var(--menta-claro);   --chip-texto: var(--bien);        --chip-borde: transparent; }
.chip.cielo   { --chip: var(--cielo-claro);   --chip-texto: #2e5f8f;            --chip-borde: transparent; }
.chip.lavanda { --chip: var(--lavanda-claro); --chip-texto: #5b47a0;            --chip-borde: transparent; }
:root[data-tema="noche"] .chip.cielo { --chip-texto: var(--cielo); }
:root[data-tema="noche"] .chip.lavanda { --chip-texto: var(--lavanda); }
.chip.tinta   { --chip: var(--tinta); --chip-texto: var(--papel); --chip-borde: transparent; }

.aviso { display: flex; gap: 10px; align-items: flex-start; padding: 12px 14px; border-radius: 12px; border: 1px solid var(--raya); background: var(--hoja-2); font-size: .92rem; }
.aviso.bien  { background: var(--bien-claro);  border-color: transparent; color: var(--bien); }
.aviso.mal   { background: var(--mal-claro);   border-color: transparent; color: var(--mal); }
.aviso.miel  { background: var(--aviso-claro); border-color: transparent; color: var(--miel-tinta); }

/* Barra de progreso tipo subrayador */
.progreso { height: 10px; border-radius: 999px; background: var(--papel-hondo); overflow: hidden; }
.progreso > span { display: block; height: 100%; border-radius: inherit; background: var(--miel-vivo); transition: width .5s var(--ease); }
.progreso.rubor > span { background: var(--rubor); }
.progreso.menta > span { background: var(--menta); }

/* Estado vacío */
.vacio { text-align: center; padding: 38px 20px; color: var(--tinta-2); }
.vacio img { width: 110px; margin-bottom: 8px; }
.vacio .mano { font-size: 1.9rem; color: var(--tinta); display: block; margin-bottom: 4px; }

/* Cifra grande */
.cifra { font-family: var(--f-mano); font-size: 2.6rem; line-height: 1; font-weight: 700; }
.cifra-etiqueta { font-family: var(--f-mono); font-size: .72rem; text-transform: uppercase; letter-spacing: .1em; color: var(--tinta-3); }

/* ── Pestañas tipo separador de libreta ──────────────────────────────── */
.separadores { display: flex; gap: 4px; border-bottom: 2px solid var(--tinta); padding-left: 10px; overflow-x: auto; scrollbar-width: none; }
.separadores::-webkit-scrollbar { display: none; }
.separadores button, .separadores a {
  border: 2px solid var(--tinta); border-bottom: 0; border-radius: 12px 12px 0 0;
  background: var(--sep, var(--papel-hondo)); color: var(--tinta);
  padding: 8px 16px 7px; font-weight: 800; font-size: .9rem; cursor: pointer; text-decoration: none; white-space: nowrap;
  transform: translateY(2px); transition: transform .15s, background .15s;
}
.separadores button:hover, .separadores a:hover { transform: translateY(0); }
.separadores .activo, .separadores [aria-selected="true"] { background: var(--hoja); transform: translateY(2px); padding-bottom: 9px; position: relative; z-index: 1; }

/* ── Tablas ───────────────────────────────────────────────────────────── */
.tabla { width: 100%; border-collapse: collapse; font-size: .92rem; }
.tabla th { text-align: left; font-family: var(--f-mono); font-size: .72rem; text-transform: uppercase; letter-spacing: .08em; color: var(--tinta-3); font-weight: 500; padding: 8px 10px; border-bottom: 1.5px solid var(--raya-fuerte); }
.tabla td { padding: 10px; border-bottom: 1px dashed var(--raya); vertical-align: middle; }
.tabla tr:hover td { background: var(--hoja-2); }
.tabla-envoltura { overflow-x: auto; }

/* ── Modal ────────────────────────────────────────────────────────────── */
.lib-modal { position: fixed; inset: 0; z-index: 900; display: none; align-items: center; justify-content: center; padding: 20px; background: rgba(30, 22, 16, .45); backdrop-filter: blur(3px); }
.lib-modal.abierto { display: flex; animation: libAparece .18s var(--ease); }
.lib-modal .caja { position: relative; width: min(560px, 100%); max-height: calc(100vh - 40px); overflow: auto; background: var(--hoja); border: var(--borde-tinta); border-radius: var(--radio-l); box-shadow: 6px 6px 0 var(--tinta); padding: 24px; animation: libSube .25s var(--rebote); }
.lib-modal .caja.ancha { width: min(860px, 100%); }
.lib-modal .caja h2 { font-family: var(--f-mano); font-size: 2rem; font-weight: 700; margin-bottom: 12px; }
.lib-modal .cerrar { position: absolute; top: 12px; right: 12px; }
.lib-modal .pie { display: flex; justify-content: flex-end; gap: 8px; margin-top: 18px; flex-wrap: wrap; }
@keyframes libAparece { from { opacity: 0; } to { opacity: 1; } }
@keyframes libSube { from { opacity: 0; transform: translateY(14px) scale(.98); } to { opacity: 1; transform: none; } }

/* ── Avisos flotantes (toast) ─────────────────────────────────────────── */
.lib-toasts { position: fixed; z-index: 1000; left: 50%; bottom: 24px; transform: translateX(-50%); display: flex; flex-direction: column; align-items: center; gap: 8px; pointer-events: none; }
.lib-toast {
  pointer-events: auto; display: flex; align-items: center; gap: 10px; max-width: min(460px, calc(100vw - 32px));
  padding: 11px 16px; border-radius: 12px; background: var(--tinta); color: var(--papel);
  font-weight: 700; font-size: .92rem; box-shadow: var(--sombra-alta); animation: libSube .25s var(--rebote);
}
.lib-toast.bien { background: var(--bien); color: #fff; }
.lib-toast.mal  { background: var(--mal); color: #fff; }
.lib-toast.sale { opacity: 0; transform: translateY(8px); transition: opacity .2s, transform .2s; }
@media (max-width: 860px) { .lib-toasts { bottom: 86px; } }

/* ── Cabecera ─────────────────────────────────────────────────────────── */
.lib-cabecera {
  position: sticky; top: 0; z-index: 400; height: var(--cabecera-h);
  display: flex; align-items: center; gap: 14px; padding: 0 20px;
  background: color-mix(in srgb, var(--papel) 88%, transparent);
  backdrop-filter: saturate(1.2) blur(10px);
  border-bottom: 1.5px solid var(--raya);
}
.lib-marca { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; flex-shrink: 0; }
.lib-marca img { width: 38px; height: 38px; }
.lib-marca span { font-family: var(--f-mano); font-size: 2rem; font-weight: 700; line-height: 1; transform: translateY(-1px); }
.lib-nav { display: flex; align-items: center; gap: 2px; margin-left: 10px; }
.lib-nav > a, .lib-nav > .lib-menu > button {
  display: inline-flex; align-items: center; gap: 7px; height: 38px; padding: 0 12px; border-radius: 10px;
  border: 0; background: transparent; cursor: pointer; text-decoration: none;
  font-weight: 800; font-size: .92rem; color: var(--tinta-2); transition: background .15s, color .15s;
}
.lib-nav > a:hover, .lib-nav > .lib-menu > button:hover, .lib-nav .lib-menu.abierto > button { background: var(--hoja-2); color: var(--tinta); }
.lib-nav > a.activo, .lib-nav > .lib-menu.activo > button { color: var(--tinta); background: var(--miel-claro); }
.lib-menu { position: relative; }
.lib-menu > button .ico-flecha { width: 14px; height: 14px; transition: transform .2s; opacity: .6; }
.lib-menu.abierto > button .ico-flecha { transform: rotate(180deg); }
.lib-panel {
  position: absolute; top: calc(100% + 10px); left: -8px; display: none; z-index: 500;
  width: max-content; min-width: 300px; max-width: min(640px, calc(100vw - 32px));
  background: var(--hoja); border: var(--borde-tinta); border-radius: 18px; box-shadow: 6px 6px 0 var(--tinta);
  padding: 10px;
}
.lib-menu.abierto .lib-panel { display: grid; grid-template-columns: repeat(var(--cols, 2), minmax(200px, 1fr)); gap: 2px; animation: libSube .18s var(--ease); }
.lib-panel a { display: flex; gap: 10px; align-items: flex-start; padding: 10px 12px; border-radius: 12px; text-decoration: none; color: var(--tinta); }
.lib-panel a:hover, .lib-panel a.activo { background: var(--hoja-2); }
.lib-panel a.activo { box-shadow: inset 3px 0 0 var(--miel); }
.lib-panel .ico-caja { width: 34px; height: 34px; border-radius: 10px; display: grid; place-items: center; background: var(--c, var(--miel-claro)); color: var(--tinta); flex-shrink: 0; }
:root[data-tema="noche"] .lib-panel .ico-caja { color: var(--tinta); }
.lib-panel strong { display: block; font-size: .92rem; line-height: 1.25; }
.lib-panel small { display: block; color: var(--tinta-3); font-size: .78rem; line-height: 1.3; margin-top: 1px; }
.lib-panel .grupo { grid-column: 1 / -1; font-family: var(--f-mono); font-size: .68rem; text-transform: uppercase; letter-spacing: .12em; color: var(--tinta-3); padding: 8px 12px 2px; }
.lib-acciones { margin-left: auto; display: flex; align-items: center; gap: 6px; }
.lib-icono-btn {
  position: relative; width: 40px; height: 40px; border-radius: 12px; border: 0; background: transparent;
  display: inline-grid; place-items: center; color: var(--tinta-2); cursor: pointer; text-decoration: none; transition: background .15s, color .15s;
}
.lib-icono-btn:hover { background: var(--hoja-2); color: var(--tinta); }
.lib-icono-btn .ico { width: 21px; height: 21px; }
.lib-globo { position: absolute; top: 4px; right: 3px; min-width: 18px; height: 18px; padding: 0 5px; border-radius: 999px; background: var(--rubor); color: #2a2420; font-size: .66rem; font-weight: 900; line-height: 18px; text-align: center; border: 2px solid var(--papel); display: none; }
.lib-globo.visible { display: block; }
.lib-yo { display: inline-flex; align-items: center; gap: 8px; padding: 3px 4px 3px 3px; border-radius: 999px; border: 1.5px solid var(--raya); background: var(--hoja); cursor: pointer; text-decoration: none; color: var(--tinta); }
.lib-yo:hover { border-color: var(--raya-fuerte); }
.lib-yo img, .lib-yo .inicial { width: 32px; height: 32px; border-radius: 50%; object-fit: cover; }
.lib-yo .inicial { display: grid; place-items: center; background: var(--miel-claro); font-weight: 900; }
.lib-yo .nombre { font-weight: 800; font-size: .88rem; padding-right: 8px; max-width: 120px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.lib-menu-yo .lib-panel { left: auto; right: 0; min-width: 230px; --cols: 1; }
.lib-menu-yo .lib-panel a { align-items: center; }
.lib-solo-movil { display: none; }

/* Buscador rápido (Ctrl+K) */
.lib-buscar-btn { display: inline-flex; align-items: center; gap: 8px; height: 38px; padding: 0 10px 0 12px; border-radius: 11px; border: 1.5px solid var(--raya); background: var(--hoja); color: var(--tinta-3); cursor: pointer; font-weight: 700; font-size: .86rem; }
.lib-buscar-btn:hover { border-color: var(--raya-fuerte); color: var(--tinta-2); }
.lib-buscar-btn kbd { font-size: .7rem; }
.lib-buscador .caja { padding: 10px; width: min(600px, 100%); align-self: flex-start; margin-top: 10vh; }
.lib-buscador input { border: 0; background: transparent; width: 100%; font-size: 1.15rem; padding: 12px 12px 14px; border-bottom: 1.5px dashed var(--raya-fuerte); outline: none; }
.lib-buscador ul { list-style: none; margin: 8px 0 0; padding: 0; max-height: 52vh; overflow: auto; }
.lib-buscador li a { display: flex; align-items: center; gap: 12px; padding: 10px 12px; border-radius: 12px; text-decoration: none; }
.lib-buscador li a small { color: var(--tinta-3); margin-left: auto; font-size: .78rem; }
.lib-buscador li.sel a, .lib-buscador li a:hover { background: var(--miel-claro); }

/* Barra inferior en el móvil */
.lib-barra-movil { display: none; }
@media (max-width: 1100px) {
  .lib-buscar-btn .texto, .lib-buscar-btn kbd { display: none; }
  .lib-yo .nombre { display: none; }
}
@media (max-width: 860px) {
  :root { --cabecera-h: 56px; }
  .lib-cabecera { padding: 0 12px; gap: 6px; }
  .lib-nav { display: none; }
  .lib-solo-movil { display: inline-grid; }
  .lib-marca span { font-size: 1.8rem; }
  .lib-pagina { padding: 18px 14px 110px; }
  .lib-barra-movil {
    display: grid; grid-template-columns: repeat(5, 1fr);
    position: fixed; left: 10px; right: 10px; bottom: max(10px, env(safe-area-inset-bottom)); z-index: 450;
    background: var(--hoja); border: var(--borde-tinta); border-radius: 18px; box-shadow: 4px 4px 0 var(--tinta); padding: 5px;
  }
  .lib-barra-movil a, .lib-barra-movil button { display: flex; flex-direction: column; align-items: center; gap: 2px; padding: 6px 2px; border: 0; background: transparent; border-radius: 12px; text-decoration: none; color: var(--tinta-2); font-size: .68rem; font-weight: 800; cursor: pointer; }
  .lib-barra-movil .ico { width: 22px; height: 22px; }
  .lib-barra-movil .activo { background: var(--miel-claro); color: var(--tinta); }
  body.con-reproductor .lib-barra-movil { bottom: calc(max(10px, env(safe-area-inset-bottom)) + 64px); }
}

/* Cajón del móvil */
.lib-cajon { position: fixed; inset: 0; z-index: 800; display: none; }
.lib-cajon.abierto { display: block; }
.lib-cajon .fondo { position: absolute; inset: 0; background: rgba(30, 22, 16, .45); animation: libAparece .2s; }
.lib-cajon .cuerpo { position: absolute; top: 0; bottom: 0; right: 0; width: min(360px, 88vw); background: var(--papel); border-left: var(--borde-tinta); padding: 16px; overflow-y: auto; animation: libEntraDer .25s var(--ease); }
.lib-cajon .cuerpo h3 { font-family: var(--f-mono); font-size: .7rem; text-transform: uppercase; letter-spacing: .12em; color: var(--tinta-3); margin: 18px 4px 6px; font-weight: 500; }
.lib-cajon .cuerpo a { display: flex; align-items: center; gap: 12px; padding: 10px; border-radius: 12px; text-decoration: none; font-weight: 800; }
.lib-cajon .cuerpo a:hover, .lib-cajon .cuerpo a.activo { background: var(--hoja); }
.lib-cajon .cuerpo a .ico-caja { width: 32px; height: 32px; border-radius: 10px; display: grid; place-items: center; background: var(--c, var(--miel-claro)); }
@keyframes libEntraDer { from { transform: translateX(30px); opacity: 0; } to { transform: none; opacity: 1; } }

/* ── Pie ──────────────────────────────────────────────────────────────── */
.lib-pie { max-width: var(--ancho); margin: 10px auto 0; padding: 22px 20px 34px; display: flex; align-items: center; gap: 14px; flex-wrap: wrap; color: var(--tinta-3); font-size: .85rem; border-top: 1.5px dashed var(--raya-fuerte); }
.lib-pie .mano { font-size: 1.5rem; color: var(--tinta-2); }
.lib-pie nav { display: flex; gap: 14px; flex-wrap: wrap; margin-left: auto; }
.lib-pie a { text-decoration: none; font-weight: 700; }
.lib-pie a:hover { color: var(--tinta); }
@media (max-width: 860px) { .lib-pie { padding-bottom: 120px; } .lib-pie nav { margin-left: 0; } }

/* ── Texto con formato (respuestas de la IA, apuntes) ─────────────────── */
.prosa { line-height: 1.7; overflow-wrap: anywhere; }
.prosa > :first-child { margin-top: 0; }
.prosa p { margin: 0 0 .8em; }
.prosa h1, .prosa h2, .prosa h3 { margin: 1.1em 0 .4em; }
.prosa ul, .prosa ol { margin: 0 0 .8em; padding-left: 1.4em; }
.prosa li { margin: .2em 0; }
.prosa strong { background: linear-gradient(transparent 60%, var(--miel-claro) 60%); }
.prosa code { font-family: var(--f-mono); font-size: .88em; background: var(--hoja-2); padding: .1em .35em; border-radius: 5px; }
.prosa blockquote { margin: 0 0 .8em; padding: 6px 14px; border-left: 3px solid var(--rubor); color: var(--tinta-2); }

/* Cursor que escribe (IA) */
.escribiendo::after { content: ''; display: inline-block; width: .55em; height: 1.05em; margin-left: 2px; vertical-align: -.15em; background: var(--miel); border-radius: 2px; animation: libParpadeo 1s steps(2) infinite; }
@keyframes libParpadeo { 50% { opacity: 0; } }
.ia-estado { display: inline-flex; align-items: center; gap: 8px; font-size: .88rem; color: var(--tinta-2); font-weight: 700; }
.ia-estado .puntos { display: inline-flex; gap: 3px; }
.ia-estado .puntos i { width: 6px; height: 6px; border-radius: 50%; background: var(--miel); animation: libSalta 1s infinite; }
.ia-estado .puntos i:nth-child(2) { animation-delay: .15s; }
.ia-estado .puntos i:nth-child(3) { animation-delay: .3s; }
@keyframes libSalta { 0%, 80%, 100% { transform: translateY(0); opacity: .5; } 40% { transform: translateY(-5px); opacity: 1; } }

/* ── Movimiento ───────────────────────────────────────────────────────── */
.aparece { animation: libSube .45s var(--ease) both; }
.aparece-2 { animation-delay: .06s; } .aparece-3 { animation-delay: .12s; } .aparece-4 { animation-delay: .18s; }
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; scroll-behavior: auto !important; }
}

/* Ocultar lo de kawaii.css que ya no se usa */
.sakura-container, .petal, .sparkle-container { display: none !important; }

/* Impresión: solo el contenido */
@media print {
  .lib-cabecera, .lib-barra-movil, .lib-pie, .lib-toasts, .no-imprimir { display: none !important; }
  body { background: #fff; color: #000; }
  .hoja { box-shadow: none; border-color: #ccc; }
}