:root {
  --oro: #c2a172;
  --oro-osc: #9c7b4c;
  --oro-claro: #efe5d6;
  --crema: #f7f2eb;
  --papel: #fffdf9;
  --tinta: #24221f;
  --gris: #6c665e;
  --linea: #e4d9c9;
  --verde-wa: #dcf8c6;
  --fondo: #f3eee7;
  --tarjeta: #ffffff;
  --sombra: 0 1px 3px rgba(60, 45, 20, .08), 0 8px 24px rgba(60, 45, 20, .06);
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --fondo: #1d1b18; --tarjeta: #27241f; --tinta: #f1ece4; --gris: #b3aa9d; --linea: #3b362e;
    --crema: #2f2b25; --oro-claro: #3a3227;
  }
}
:root[data-theme="dark"] {
  --fondo: #1d1b18; --tarjeta: #27241f; --tinta: #f1ece4; --gris: #b3aa9d; --linea: #3b362e;
  --crema: #2f2b25; --oro-claro: #3a3227;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--fondo); color: var(--tinta);
  font: 16px/1.5 "Open Sans", system-ui, sans-serif;
}
h1, h2, h3, .titulo { font-family: "Montserrat", system-ui, sans-serif; }
button, input, textarea, select { font: inherit; color: inherit; }

/* ---------- cabecera ---------- */
.cabecera {
  background: var(--tarjeta); border-bottom: 1px solid var(--linea);
  position: sticky; top: 0; z-index: 10;
}
.cabecera-in { max-width: 1180px; margin: 0 auto; padding: 12px 16px 0; }
.marca { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; }
.marca img { height: 46px; }
.marca .demo {
  font-size: 12px; letter-spacing: .08em; text-transform: uppercase; color: var(--oro-osc);
  border: 1px solid var(--oro); border-radius: 99px; padding: 2px 10px; font-weight: 600;
}
.marca p { margin: 0; color: var(--gris); font-size: 14px; flex-basis: 100%; }
@media (min-width: 760px) { .marca p { flex-basis: auto; margin-left: auto; } }
.pestanas { display: flex; gap: 4px; overflow-x: auto; margin-top: 10px; scrollbar-width: none; }
.pestanas button {
  background: none; border: 0; border-bottom: 3px solid transparent; padding: 10px 14px;
  font-weight: 600; color: var(--gris); cursor: pointer; white-space: nowrap;
}
.pestanas button[aria-selected="true"] { color: var(--tinta); border-color: var(--oro); }

main { max-width: 1180px; margin: 0 auto; padding: 20px 16px 60px; }
.panel[hidden] { display: none; }
.intro { max-width: 760px; margin: 0 0 18px; }
.intro h2 { margin: 0 0 6px; font-size: 24px; }
.intro p { margin: 0; color: var(--gris); }

.rejilla { display: grid; gap: 20px; }
.rejilla > * { min-width: 0; } /* si no, la hoja de 794 px ensancha la columna en el móvil */
@media (min-width: 980px) { .rejilla { grid-template-columns: 360px 1fr; align-items: start; } }

.caja {
  background: var(--tarjeta); border: 1px solid var(--linea); border-radius: 14px;
  padding: 18px; box-shadow: var(--sombra);
}
.caja h3 { margin: 0 0 12px; font-size: 16px; }
label { display: block; font-size: 13px; font-weight: 600; color: var(--gris); margin: 12px 0 4px; }
input, textarea, select {
  width: 100%; padding: 10px 12px; border: 1px solid var(--linea); border-radius: 10px;
  background: var(--fondo);
}
textarea { min-height: 96px; resize: vertical; }
.fila { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 10px; }
/* En el iPhone los campos de fecha y hora tienen un ancho mínimo propio y se salen de la columna */
input { min-width: 0; max-width: 100%; }
input[type="date"], input[type="time"] { -webkit-appearance: none; appearance: none; display: block; min-height: 44px; text-align: left; }
input::-webkit-date-and-time-value { text-align: left; }

.boton {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  border: 0; border-radius: 10px; padding: 11px 16px; font-weight: 700; cursor: pointer;
  background: var(--oro); color: #fff; width: 100%; margin-top: 14px;
}
.boton:hover { background: var(--oro-osc); }
.boton[disabled] { opacity: .6; cursor: progress; }
.boton.sec { background: transparent; color: var(--tinta); border: 1px solid var(--linea); }
.boton.sec:hover { background: var(--crema); }
.botones { display: grid; gap: 0; }

.chips { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 8px; }
.chip {
  border: 1px solid var(--linea); background: var(--fondo); border-radius: 99px; padding: 5px 11px;
  font-size: 13px; cursor: pointer; text-align: left;
}
.chip:hover, .chip[aria-pressed="true"] { border-color: var(--oro); background: var(--oro-claro); }

.aviso { font-size: 13px; color: var(--gris); margin: 10px 0 0; }
.error { color: #b3261e; font-size: 14px; margin: 10px 0 0; }
.nota-pablo {
  border-left: 4px solid var(--oro); background: var(--oro-claro); border-radius: 8px;
  padding: 10px 12px; font-size: 14px; margin-top: 14px;
}
.nota-pablo strong { display: block; font-size: 12px; text-transform: uppercase; letter-spacing: .06em; color: var(--oro-osc); }

/* ---------- conversación de WhatsApp ---------- */
.wa { background: #ece5dd; border-radius: 12px; padding: 12px; display: grid; gap: 8px; margin-top: 6px; color: #1f1f1f; }
.wa .quien { font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: .05em; color: #6b6b6b; margin-top: 4px; }
.burbuja { max-width: 88%; padding: 7px 10px; border-radius: 9px; font-size: 14px; background: #fff; box-shadow: 0 1px 1px rgba(0,0,0,.08); }
.burbuja.yo { justify-self: end; background: var(--verde-wa); }
.burbuja .opciones { display: flex; gap: 6px; margin-top: 6px; }
.burbuja .opciones span { flex: 1; text-align: center; border-top: 1px solid #e3e3e3; padding-top: 5px; color: #0a7cff; font-weight: 600; }
.doc { display: flex; align-items: center; gap: 8px; }
.doc i { width: 26px; height: 32px; border-radius: 3px; background: #e53935; position: relative; flex: none; }
.doc i::after { content: "PDF"; position: absolute; inset: auto 0 4px; font: 700 8px/1 sans-serif; color: #fff; text-align: center; font-style: normal; }

/* ---------- hojas A4 ---------- */
.visor { overflow: hidden; }
.escala { transform-origin: top left; }
.hoja {
  width: 794px; background: var(--papel); color: #262420; position: relative; overflow: hidden;
  font-family: "Open Sans", sans-serif; box-shadow: 0 2px 18px rgba(40, 30, 10, .18);
}
.hoja * { color: inherit; }

/* justificante */
.hoja.justificante { height: 1120px; /* un pelo menos que A4 (1122,9 px) para que el PDF no saque una 2ª página en blanco */ padding: 70px 90px; }
.justificante .logo { width: 200px; }
.justificante .marca-agua { position: absolute; width: 420px; left: 50%; top: 52%; transform: translate(-50%, -50%); opacity: .35; }
.justificante h1 { text-align: center; font-weight: 500; font-size: 34px; letter-spacing: .02em; margin: 190px 0 36px; font-family: "Open Sans", sans-serif; }
.justificante .texto { font-size: 21px; line-height: 1.6; position: relative; z-index: 1; padding: 0 20px; }
.justificante .sello {
  position: absolute; right: 90px; bottom: 210px; width: 270px; height: 130px; border: 2px dashed #b9a07a;
  border-radius: 10px; display: grid; place-content: center; text-align: center; color: #8a6f47; font-size: 13px; line-height: 1.35;
}
.justificante .sello b { font-size: 15px; }
.justificante .pie-logo { position: absolute; right: 60px; bottom: 50px; width: 190px; }
.justificante .muestra {
  position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%) rotate(-28deg);
  font: 800 74px/1 "Montserrat", sans-serif; color: rgba(194, 161, 114, .16); white-space: nowrap; letter-spacing: .06em;
}

/* protocolo */
.hoja.protocolo { padding: 38px 44px 34px; min-height: 1123px; }
.protocolo .cab { text-align: center; }
.protocolo .cab img { width: 170px; }
.protocolo h1 {
  font: 800 38px/1.1 "Montserrat", sans-serif; text-transform: uppercase; margin: 14px 0 6px; color: #1f2430;
}
.protocolo .sub { font-size: 15px; letter-spacing: .28em; text-transform: uppercase; color: #6d665d; margin: 0 0 20px; }
.protocolo .datos { display: grid; grid-template-columns: 1.5fr 1fr 1fr; gap: 14px; background: #f1e9dd; border-radius: 12px; padding: 14px 16px; margin-bottom: 18px; }
.protocolo .datos b { display: block; font: 700 12px/1.3 "Montserrat", sans-serif; text-transform: uppercase; letter-spacing: .05em; color: #9c7b4c; margin-bottom: 3px; }
.protocolo .datos div { font-size: 13px; line-height: 1.4; }
.protocolo .bloque-tit {
  background: var(--oro); color: #fff; font: 700 15px/1 "Montserrat", sans-serif; text-transform: uppercase;
  letter-spacing: .06em; padding: 9px 14px; border-radius: 8px; margin: 16px 0 12px;
}
.protocolo .par { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-bottom: 12px; break-inside: avoid; page-break-inside: avoid; }
.protocolo .par.tres { grid-template-columns: 1fr 1fr 1fr; gap: 10px; }
.par.tres .ej { padding: 10px; }
.par.tres .ej h3 { font-size: 12.5px; }
.par.tres .ej .num { width: 28px; height: 28px; font-size: 14px; }
.par.tres .ej .foto, .par.tres .ej .foto img { height: 120px; max-height: 120px; }
.par.tres .ej .dosis { font-size: 12px; }
.par.tres .ej ul { font-size: 11.5px; padding-left: 15px; }
.ej { border: 1px solid #e6dccd; border-radius: 12px; background: #fff; padding: 12px; position: relative; break-inside: avoid; page-break-inside: avoid; }
.ej .tit { display: flex; gap: 10px; align-items: center; margin-bottom: 8px; padding-right: 26px; }
.ej .num {
  flex: none; width: 34px; height: 34px; border-radius: 50%; background: var(--oro); color: #fff;
  display: grid; place-items: center; font: 800 17px/1 "Montserrat", sans-serif;
}
.ej h3 { font: 700 15px/1.2 "Montserrat", sans-serif; text-transform: uppercase; margin: 0; color: #1f2430; }
.ej .foto { height: 170px; display: grid; place-items: center; background: #f6f2ec; border-radius: 8px; overflow: hidden; }
.ej .foto img { max-width: 100%; max-height: 170px; object-fit: contain; }
.ej .foto.pendiente { border: 2px dashed #d6c4a6; color: #9c7b4c; font-size: 12px; text-align: center; padding: 10px; gap: 4px; }
.ej .foto.pendiente img { width: 70px; opacity: .6; }
.ej .dosis { display: inline-block; background: #f1e9dd; border-radius: 6px; padding: 4px 9px; font-size: 13px; font-weight: 700; margin: 9px 0 4px; }
.ej ul { margin: 4px 0 0; padding-left: 18px; font-size: 12.5px; line-height: 1.4; }
.ej .quitar {
  position: absolute; top: 8px; right: 8px; width: 26px; height: 26px; border-radius: 50%; border: 1px solid #e0d3bf;
  background: #fff; cursor: pointer; color: #8a6f47; font-weight: 700; line-height: 1;
}
.anadir { display: flex; gap: 8px; margin-top: 10px; }
.anadir select { background: #fff; border-color: #e0d3bf; font-size: 13px; padding: 7px 10px; color: #262420; }
.anadir button { border: 1px solid var(--oro); background: #fff; color: #9c7b4c; border-radius: 8px; padding: 0 12px; font-weight: 700; cursor: pointer; white-space: nowrap; }
.protocolo .final { display: grid; grid-template-columns: 1.4fr 1fr; gap: 14px; margin-top: 18px; break-inside: avoid; page-break-inside: avoid; }
.protocolo .final > div { background: #f1e9dd; border-radius: 12px; padding: 12px 16px; font-size: 13px; }
.protocolo .final b { display: block; font: 700 13px/1.3 "Montserrat", sans-serif; text-transform: uppercase; color: #9c7b4c; margin-bottom: 4px; }
.protocolo .final ul { margin: 0; padding-left: 18px; }
.protocolo .pie { display: flex; justify-content: space-between; align-items: center; margin-top: 18px; padding-top: 12px; border-top: 1px solid #e6dccd; font-size: 11px; letter-spacing: .22em; color: #8d857a; text-transform: uppercase; }
.protocolo .pie img { width: 110px; }
[contenteditable="true"] { outline: none; border-radius: 4px; }
[contenteditable="true"]:hover { box-shadow: 0 0 0 1px #e3cfa9; }
[contenteditable="true"]:focus { box-shadow: 0 0 0 2px var(--oro); background: #fffaf0; }
.vacio { display: grid; place-items: center; text-align: center; color: var(--gris); min-height: 260px; border: 2px dashed var(--linea); border-radius: 14px; padding: 24px; }
.cargando { display: inline-block; width: 16px; height: 16px; border: 2px solid rgba(255,255,255,.5); border-top-color: #fff; border-radius: 50%; animation: gira .8s linear infinite; }
@keyframes gira { to { transform: rotate(360deg); } }

/* ---------- biblioteca ---------- */
.galeria { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 12px; }
@media (min-width: 760px) { .galeria { grid-template-columns: repeat(auto-fill, minmax(190px, 1fr)); } }
.tarj { background: var(--tarjeta); border: 1px solid var(--linea); border-radius: 12px; overflow: hidden; }
.tarj .im { height: 150px; background: #fff; overflow: hidden; padding: 6px; }
.tarj .im img { display: block; width: 100%; height: 138px; object-fit: contain; }
.tarj .tx { padding: 9px 11px; font-size: 13px; }
.tarj .tx b { display: block; font-size: 14px; line-height: 1.25; margin-bottom: 3px; }
.tarj .tx span { color: var(--gris); }
.originales { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 12px; }
.originales a { display: block; background: var(--tarjeta); border: 1px solid var(--linea); border-radius: 12px; overflow: hidden; text-decoration: none; color: inherit; }
.originales img { width: 100%; height: 190px; object-fit: cover; object-position: top; display: block; }
.originales span { display: block; padding: 8px 10px; font-size: 13px; font-weight: 600; }
.seccion-tit { margin: 30px 0 12px; font-size: 18px; }

.toast {
  position: fixed; left: 50%; bottom: 24px; transform: translateX(-50%); max-width: min(520px, calc(100% - 32px));
  background: #24221f; color: #fff; padding: 12px 16px; border-radius: 12px; font-size: 14px; box-shadow: var(--sombra); z-index: 50;
}
.toast[hidden] { display: none; }