/* ============ Tokens ============ */
:root {
  --bg: #f4f6f8;
  --surface: #ffffff;
  --surface-2: #f8fafb;
  --border: #dde3e8;
  --text: #17212b;
  --text-2: #55626f;
  --primary: #0f766e;
  --primary-hover: #0b5f58;
  --primary-soft: #e0f2ef;
  --on-primary: #ffffff;
  --danger: #b42318;
  --danger-soft: #fdecea;
  --warning: #9a5b00;
  --warning-soft: #fff4dc;
  --warning-border: #f2c46d;
  --info-soft: #e8f0fb;
  --info: #1f4f8a;
  --medico: #1f4f8a;
  --medico-soft: #e3ecf9;
  --enfermero: #6b3fa0;
  --enfermero-soft: #efe7f9;
  --topbar: #0f766e;
  --topbar-text: #ffffff;
  --shadow: 0 1px 2px rgba(16, 24, 40, .06), 0 1px 3px rgba(16, 24, 40, .08);
  --radius: 10px;
  --font: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  color-scheme: light;
}
.modo-admin { --topbar: #1e3a5f; }

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #0f1418;
    --surface: #182027;
    --surface-2: #1d2730;
    --border: #2c3944;
    --text: #e6edf3;
    --text-2: #9aa8b5;
    --primary: #2bb3a3;
    --primary-hover: #3cc7b6;
    --primary-soft: #133a36;
    --on-primary: #06201d;
    --danger: #f2877d;
    --danger-soft: #3a1c1a;
    --warning: #f5c26b;
    --warning-soft: #33280f;
    --warning-border: #6b5220;
    --info-soft: #172a42;
    --info: #9cc2f2;
    --medico: #9cc2f2;
    --medico-soft: #172a42;
    --enfermero: #c9a8f0;
    --enfermero-soft: #2a1f3b;
    --topbar: #12302d;
    --shadow: 0 1px 2px rgba(0, 0, 0, .4);
    color-scheme: dark;
  }
  :root:not([data-theme="light"]) .modo-admin { --topbar: #15263b; }
}
:root[data-theme="dark"] { color-scheme: dark; }

/* ============ Base ============ */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.5 var(--font);
}
h1, h2, h3 { line-height: 1.25; margin: 0; }
h1 { font-size: 1.45rem; }
h2 { font-size: 1.1rem; }
h3 { font-size: 1rem; }
a { color: var(--primary); }
[hidden] { display: none !important; }
button, input, select, textarea { font: inherit; color: inherit; }
:focus-visible { outline: 2px solid var(--primary); outline-offset: 2px; }

/* ============ Componentes ============ */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .4rem;
  min-height: 42px; padding: .5rem 1rem;
  border: 1px solid var(--border); border-radius: 8px;
  background: var(--surface); color: var(--text);
  font-weight: 600; text-decoration: none; cursor: pointer; white-space: nowrap;
}
.btn:hover { background: var(--surface-2); }
.btn:disabled { opacity: .6; cursor: progress; }
.btn-primario { background: var(--primary); border-color: var(--primary); color: var(--on-primary); }
.btn-primario:hover { background: var(--primary-hover); }
.btn-peligro { background: var(--danger); border-color: var(--danger); color: #fff; }
.btn-peligro-suave { color: var(--danger); }
.btn-aviso { color: var(--warning); border-color: var(--warning-border); background: var(--warning-soft); }
.btn-sm { min-height: 34px; padding: .3rem .7rem; font-size: .875rem; }
.btn-bloque { width: 100%; }
.link { background: none; border: 0; padding: 0; color: var(--primary); cursor: pointer; text-decoration: underline; font-size: inherit; }
.link-peligro { color: var(--danger); }
.icon-btn { background: none; border: 0; font-size: 1.1rem; cursor: pointer; color: var(--text-2); width: 36px; height: 36px; border-radius: 8px; }
.icon-btn:hover { background: var(--surface-2); }

.campo { display: flex; flex-direction: column; gap: .3rem; margin-bottom: .9rem; min-width: 0; }
.campo > span { font-size: .85rem; font-weight: 600; color: var(--text-2); }
.campo input, .campo select, .campo textarea, .filtros input, .filtros select {
  width: 100%; min-height: 44px; padding: .55rem .7rem;
  border: 1px solid var(--border); border-radius: 8px; background: var(--surface);
}
.campo textarea { resize: vertical; min-height: 90px; line-height: 1.45; }
.input-con-boton { display: flex; gap: .5rem; }
.input-con-boton input { flex: 1; font-family: ui-monospace, Consolas, monospace; }
.ayuda { color: var(--text-2); font-size: .85rem; margin: .25rem 0 .75rem; }

.fh { border: 1px solid var(--border); border-radius: 8px; padding: .6rem .8rem 0; margin: 0 0 .9rem; display: flex; flex-wrap: wrap; align-items: flex-end; gap: .5rem; }
.fh legend { font-size: .85rem; font-weight: 600; color: var(--text-2); padding: 0 .3rem; }
.fh .campo { margin-bottom: .7rem; }
.fh .fh-fecha { flex: 1 1 160px; }
.fh select { width: 4.6rem; }
.fh-sep, .fh-hs { padding-bottom: 1.25rem; font-weight: 700; color: var(--text-2); }

.chip { display: inline-block; font-size: .72rem; font-weight: 700; padding: .1rem .5rem; border-radius: 99px; background: var(--surface-2); border: 1px solid var(--border); color: var(--text-2); vertical-align: middle; }
.chip-medico { background: var(--medico-soft); color: var(--medico); border-color: transparent; }
.chip-enfermero { background: var(--enfermero-soft); color: var(--enfermero); border-color: transparent; }
.chip-admin { background: var(--info-soft); color: var(--info); border-color: transparent; }
.chip-mio { background: var(--primary-soft); color: var(--primary); border-color: transparent; }
.chip-alergia { background: var(--danger-soft); color: var(--danger); border-color: transparent; }

.estado { display: inline-block; font-size: .78rem; font-weight: 700; padding: .15rem .6rem; border-radius: 99px; white-space: nowrap; }
.estado-internado { background: var(--primary-soft); color: var(--primary); }
.estado-ambulatorio { background: var(--info-soft); color: var(--info); }
.estado-alta { background: var(--surface-2); color: var(--text-2); border: 1px solid var(--border); }

.badge { display: inline-flex; min-width: 1.3rem; height: 1.3rem; padding: 0 .35rem; align-items: center; justify-content: center; border-radius: 99px; background: #e5484d; color: #fff; font-size: .72rem; font-weight: 700; }

.vacio { color: var(--text-2); text-align: center; padding: 1.5rem .5rem; margin: 0; }
.vacio.error { color: var(--danger); }

/* ============ Login ============ */
.login { min-height: 100vh; min-height: 100dvh; display: grid; place-items: center; padding: 16px; }
.login-card { width: 100%; max-width: 380px; padding: 2rem 1.5rem; }
.login-card h1 { text-align: center; }
.login-logo { display: block; margin: 0 auto .75rem; }
.login-sub { text-align: center; color: var(--text-2); margin: .25rem 0 1.5rem; }
.login-msg { background: var(--danger-soft); color: var(--danger); padding: .6rem .8rem; border-radius: 8px; font-size: .9rem; margin: 0 0 1rem; }

/* ============ Layout ============ */
.topbar {
  position: sticky; top: 0; z-index: 20;
  display: flex; align-items: center; gap: 1rem;
  padding: .5rem 16px; padding-top: max(.5rem, env(safe-area-inset-top));
  background: var(--topbar); color: var(--topbar-text);
}
.marca { display: flex; align-items: center; gap: .5rem; color: inherit; text-decoration: none; font-weight: 700; }
.marca img { background: #fff; border-radius: 7px; }
.marca-admin { font-size: .7rem; text-transform: uppercase; letter-spacing: .05em; background: rgba(255,255,255,.18); padding: .1rem .45rem; border-radius: 4px; }
.nav { display: flex; gap: .25rem; flex: 1; }
.nav a { color: inherit; text-decoration: none; padding: .45rem .8rem; border-radius: 8px; opacity: .85; font-weight: 600; display: inline-flex; align-items: center; gap: .35rem; }
.nav a:hover { background: rgba(255,255,255,.12); opacity: 1; }
.nav a.activa { background: rgba(255,255,255,.2); opacity: 1; }
.usuario { position: relative; }
.btn-usuario { display: flex; flex-direction: column; align-items: flex-end; background: none; border: 0; color: inherit; cursor: pointer; padding: .25rem .5rem; border-radius: 8px; line-height: 1.2; }
.btn-usuario:hover { background: rgba(255,255,255,.12); }
#usuario-nombre { font-weight: 600; font-size: .9rem; }
.usuario-rol { font-size: .75rem; opacity: .8; }
.menu { position: absolute; right: 0; top: calc(100% + 6px); background: var(--surface); color: var(--text); border: 1px solid var(--border); border-radius: 10px; box-shadow: 0 8px 24px rgba(0,0,0,.18); min-width: 200px; padding: .35rem; z-index: 30; }
.menu button { display: block; width: 100%; text-align: left; background: none; border: 0; padding: .6rem .75rem; border-radius: 6px; cursor: pointer; }
.menu button:hover { background: var(--surface-2); }

.main { max-width: 1100px; margin: 0 auto; padding: 1.25rem 16px 4rem; padding-bottom: max(4rem, env(safe-area-inset-bottom)); }
.vista-head { display: flex; align-items: center; justify-content: space-between; gap: 1rem; margin-bottom: 1rem; flex-wrap: wrap; }
.volver { display: inline-block; margin-bottom: .75rem; text-decoration: none; font-weight: 600; }
.vista-head .volver { margin-bottom: 0; }
.filtros { display: flex; gap: .6rem; margin-bottom: 1rem; }
.filtros input { flex: 1; }
.filtros select { width: auto; flex: 0 0 auto; }
.titulo-seccion { margin: 1.5rem 0 .75rem; }
.bloque { padding: 1rem; margin-bottom: 1rem; }
.bloque h2 { margin-bottom: .5rem; }

/* Lista de pacientes */
.lista-pacientes { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: .75rem; }
.card-paciente { display: flex; flex-direction: column; gap: .35rem; padding: .9rem 1rem; color: inherit; text-decoration: none; transition: border-color .15s; }
.card-paciente:hover { border-color: var(--primary); }
.cp-principal { display: flex; justify-content: space-between; gap: .5rem; flex-wrap: wrap; }
.cp-dni, .cp-ubic { color: var(--text-2); font-size: .9rem; }
.cp-tags { display: flex; gap: .4rem; justify-content: flex-end; }

/* Ficha */
.ficha { padding: 1rem 1.1rem; margin-bottom: 1rem; }
.ficha-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 1rem; }
.ficha-sub { margin: .25rem 0 0; color: var(--text-2); }
.alerta-alergia { margin: .8rem 0 0; padding: .55rem .8rem; border-radius: 8px; background: var(--danger-soft); color: var(--danger); }
.ficha-mas { margin-top: .75rem; }
.ficha-mas summary { cursor: pointer; font-weight: 600; color: var(--primary); }
.ficha-datos { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: .6rem 1.25rem; margin: .75rem 0 0; }
.ficha-datos dt { font-size: .78rem; color: var(--text-2); font-weight: 600; }
.ficha-datos dd { margin: 0; white-space: pre-wrap; overflow-wrap: anywhere; }
.nota-lectura { font-size: .85rem; color: var(--info); background: var(--info-soft); padding: .5rem .8rem; border-radius: 8px; }

/* Tabs */
.tabs { display: flex; gap: .25rem; border-bottom: 2px solid var(--border); margin-bottom: 1rem; overflow-x: auto; scrollbar-width: none; }
.tab { padding: .65rem 1rem; text-decoration: none; color: var(--text-2); font-weight: 600; border-bottom: 3px solid transparent; margin-bottom: -2px; white-space: nowrap; }
.tab:hover { color: var(--text); }
.tab.activa { color: var(--primary); border-bottom-color: var(--primary); }

/* Registros */
.form-registro { padding: 1rem 1.1rem; margin-bottom: 1.5rem; }
.form-registro h2 { margin-bottom: .8rem; }
.form-acciones { display: flex; justify-content: flex-end; gap: .5rem; flex-wrap: wrap; }
.lista-head { display: flex; justify-content: space-between; align-items: center; gap: .75rem; margin-bottom: .75rem; flex-wrap: wrap; }
.registros { display: flex; flex-direction: column; gap: .75rem; }
.registro { background: var(--surface); border: 1px solid var(--border); border-left: 4px solid var(--border); border-radius: var(--radius); padding: .85rem 1rem; }
.registro-mio { border-left-color: var(--primary); }
.registro-head { display: flex; justify-content: space-between; gap: .5rem 1rem; flex-wrap: wrap; align-items: baseline; }
.matricula { font-size: .78rem; color: var(--text-2); white-space: nowrap; }
.registro-fh { font-weight: 700; font-variant-numeric: tabular-nums; }
.registro-texto { white-space: pre-wrap; overflow-wrap: anywhere; margin: .5rem 0; }
.registro-pie { display: flex; justify-content: space-between; align-items: flex-end; gap: .5rem 1rem; flex-wrap: wrap; }
.registro-meta { margin: 0; font-size: .8rem; color: var(--text-2); }
.editado { color: var(--warning); font-weight: 600; }
.registro-acciones { display: flex; gap: .4rem; }

.avisos-registro { list-style: none; margin: .75rem 0 0; padding: 0; display: flex; flex-direction: column; gap: .5rem; }
.aviso { display: flex; gap: .6rem; background: var(--warning-soft); border: 1px solid var(--warning-border); border-radius: 8px; padding: .55rem .7rem; }
.aviso-icono { flex: 0 0 22px; height: 22px; border-radius: 50%; background: var(--warning); color: var(--surface); display: grid; place-items: center; font-weight: 800; font-size: .8rem; }
.aviso-meta { margin: 0; font-size: .82rem; color: var(--text-2); }
.aviso-texto { margin: .2rem 0 0; white-space: pre-wrap; overflow-wrap: anywhere; }
.aviso-card { background: var(--surface); border: 1px solid var(--warning-border); border-left: 4px solid var(--warning); border-radius: var(--radius); padding: .8rem 1rem; }
.aviso-para-mi { background: var(--warning-soft); }
.aviso-ref { margin-top: .5rem; font-size: .85rem; color: var(--text-2); background: var(--surface-2); padding: .5rem .7rem; border-radius: 6px; overflow-wrap: anywhere; }
.aviso-ref q { display: block; margin-top: .25rem; font-style: italic; }
.aviso-envoltura { display: flex; flex-direction: column; gap: .35rem; }
.aviso-paciente { font-size: .9rem; text-decoration: none; }
.aviso-nuevo .aviso-card { box-shadow: 0 0 0 2px var(--warning-border); }

.version { border: 1px solid var(--border); border-radius: 8px; padding: .6rem .8rem; margin-bottom: .6rem; }
.version-actual { border-color: var(--primary); background: var(--primary-soft); }

/* Tablas (admin) */
.tabla-wrap { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); }
.tabla { width: 100%; border-collapse: collapse; }
.tabla th, .tabla td { text-align: left; padding: .65rem .85rem; border-bottom: 1px solid var(--border); vertical-align: middle; }
.tabla th { font-size: .8rem; text-transform: uppercase; letter-spacing: .03em; color: var(--text-2); background: var(--surface-2); }
.tabla tbody tr:last-child td { border-bottom: 0; }
.col-acciones { text-align: right !important; white-space: nowrap; }
.col-acciones .btn { margin-left: .25rem; }
.fila-inactiva td { opacity: .6; }

/* ============ Diálogos ============ */
.dlg { border: 0; padding: 0; border-radius: 14px; width: min(520px, calc(100vw - 24px)); max-height: calc(100dvh - 24px); background: var(--surface); color: var(--text); box-shadow: 0 20px 50px rgba(0,0,0,.3); }
.dlg-ancho { width: min(820px, calc(100vw - 24px)); }
.dlg::backdrop { background: rgba(10, 18, 26, .55); }
.dlg-form { display: flex; flex-direction: column; max-height: calc(100dvh - 24px); }
.dlg-head { display: flex; justify-content: space-between; align-items: center; gap: 1rem; padding: 1rem 1.1rem .5rem; }
.dlg-body { padding: .5rem 1.1rem; overflow-y: auto; }
.dlg-foot { display: flex; justify-content: flex-end; gap: .5rem; padding: .8rem 1.1rem 1rem; border-top: 1px solid var(--border); flex-wrap: wrap; }
.dlg-error { background: var(--danger-soft); color: var(--danger); padding: .55rem .8rem; border-radius: 8px; font-size: .9rem; }
.confirma-pregunta { font-size: 1.05rem; margin-top: 0; }
.resumen { display: grid; grid-template-columns: auto 1fr; gap: .3rem 1rem; margin: .75rem 0; }
.resumen > div { display: contents; }
.resumen dt { font-weight: 600; color: var(--text-2); }
.resumen dd { margin: 0; }
.resumen-texto { margin: .5rem 0; padding: .7rem .9rem; background: var(--surface-2); border-left: 4px solid var(--primary); border-radius: 6px; white-space: pre-wrap; overflow-wrap: anywhere; max-height: 40vh; overflow-y: auto; }
.credenciales dd { font-size: 1.15rem; font-weight: 700; }
.credenciales code { font-family: ui-monospace, Consolas, monospace; letter-spacing: .05em; }

.grid-form { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 0 .9rem; }
.grid-form.grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.span-2 { grid-column: span 2; }
.span-3 { grid-column: 1 / -1; }

/* ============ Toasts ============ */
.toasts { position: fixed; left: 50%; bottom: max(16px, env(safe-area-inset-bottom)); transform: translateX(-50%); display: flex; flex-direction: column; gap: .5rem; z-index: 100; width: min(420px, calc(100vw - 32px)); pointer-events: none; }
.toast { padding: .75rem 1rem; border-radius: 10px; background: #17212b; color: #fff; box-shadow: 0 8px 24px rgba(0,0,0,.25); font-weight: 600; animation: entrar .2s ease-out; }
.toast-error { background: #b42318; }
@keyframes entrar { from { opacity: 0; transform: translateY(8px); } }

/* ============ Celular ============ */
@media (max-width: 760px) {
  .topbar { flex-wrap: wrap; gap: .25rem .5rem; }
  .marca { flex: 1; }
  .nav { order: 3; flex-basis: 100%; overflow-x: auto; scrollbar-width: none; }
  .nav a { padding: .4rem .7rem; }
  #usuario-nombre { font-size: .82rem; }
  h1 { font-size: 1.25rem; }
  .filtros { flex-direction: column; }
  .filtros select { width: 100%; }
  .ficha-head { flex-direction: column-reverse; gap: .5rem; }
  .grid-form, .grid-form.grid-2 { grid-template-columns: 1fr; }
  .span-2 { grid-column: auto; }
  .registro-pie { flex-direction: column; align-items: stretch; }
  .registro-acciones .btn { flex: 1; }
  .form-acciones .btn { flex: 1; }
  .dlg-foot .btn { flex: 1; }

  /* Tablas como tarjetas */
  .tabla thead { display: none; }
  .tabla, .tabla tbody, .tabla tr, .tabla td { display: block; width: 100%; }
  .tabla tr { padding: .6rem .85rem; border-bottom: 1px solid var(--border); }
  .tabla td { border: 0; padding: .15rem 0; }
  .tabla td[data-label]::before { content: attr(data-label) ": "; color: var(--text-2); font-size: .8rem; font-weight: 600; }
  .col-acciones { text-align: left !important; padding-top: .5rem !important; white-space: normal; }
  .col-acciones .btn { margin: .2rem .25rem 0 0; }
}