/* ═══════════════════════════════════════════════════════════
   Portal de proveedores TPP — Aurora UI
   Cristal sobre aurora: fondo de manchas de luz desenfocadas,
   tarjetas translúcidas con filo especular y grano fino.
   ═══════════════════════════════════════════════════════════ */

/* ============ TOKENS ============ */
:root {
  --ink: #04060F;
  --a1: #2743FF;   /* azul señal */
  --a2: #12D0C0;   /* turquesa */
  --a3: #9B5CFF;   /* violeta */
  --a4: #FF6B8B;   /* coral */

  --text: #EAF0FF;
  --muted: rgba(234, 240, 255, .64);
  --faint: rgba(234, 240, 255, .38);
  --line: rgba(255, 255, 255, .13);

  --ok: #23E0B8;
  --warn: #FFC24B;
  --bad: #FF6B8B;
  --auto: #B08CFF;
  --info: #6FA8FF;

  --r: 22px;
  --r-sm: 14px;

  --glass-bg: linear-gradient(158deg, rgba(255,255,255,.11), rgba(255,255,255,.032));
  --glass-sh: 0 26px 64px -26px rgba(2,5,18,.85),
              inset 0 1px 0 rgba(255,255,255,.30),
              inset 0 -1px 0 rgba(255,255,255,.045);
  --blur: blur(30px) saturate(180%);

  --dsp: 'Bricolage Grotesque', ui-sans-serif, system-ui, sans-serif;
  --bdy: 'Inter Tight', ui-sans-serif, system-ui, -apple-system, 'Segoe UI', sans-serif;
  --mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, 'Cascadia Code', Consolas, monospace;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }

body {
  background: var(--ink);
  color: var(--text);
  font-family: var(--bdy);
  font-size: 15px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
  overflow-x: hidden;
}

:focus-visible { outline: 2px solid var(--info); outline-offset: 3px; border-radius: 8px; }
button, input, select, textarea { font: inherit; color: inherit; }

h1, h2, h3, h4 {
  font-family: var(--dsp);
  font-weight: 600;
  letter-spacing: -.02em;
  margin: 0;
}

a { color: var(--info); text-decoration: none; }
a:hover { text-decoration: underline; }

.mono, .num { font-family: var(--mono); font-variant-numeric: tabular-nums; }

/* ============ AURORA DE FONDO ============ */
#aurora {
  position: fixed;
  inset: -20vh -20vw;
  z-index: -2;
  filter: blur(70px);
  opacity: .85;
  pointer-events: none;
}
#aurora i {
  position: absolute;
  display: block;
  border-radius: 50%;
  mix-blend-mode: screen;
}
.b1 { width: 52vw; height: 52vw; left: -6vw; top: -4vh;
      background: radial-gradient(circle at 40% 40%, var(--a1), transparent 62%);
      animation: d1 34s ease-in-out infinite; }
.b2 { width: 46vw; height: 46vw; right: -4vw; top: 6vh;
      background: radial-gradient(circle at 50% 50%, var(--a3), transparent 62%);
      animation: d2 41s ease-in-out infinite; }
.b3 { width: 56vw; height: 56vw; left: 18vw; bottom: -22vh;
      background: radial-gradient(circle at 50% 50%, var(--a2), transparent 60%);
      animation: d3 47s ease-in-out infinite; }
.b4 { width: 32vw; height: 32vw; right: 14vw; bottom: -6vh;
      background: radial-gradient(circle at 50% 50%, var(--a4), transparent 62%);
      animation: d1 53s ease-in-out infinite reverse; }

@keyframes d1 { 50% { transform: translate3d(9vw, 7vh, 0) scale(1.16); } }
@keyframes d2 { 50% { transform: translate3d(-11vw, 10vh, 0) scale(.86); } }
@keyframes d3 { 50% { transform: translate3d(7vw, -9vh, 0) scale(1.1); } }

#grain {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  opacity: .5;
  background-image: radial-gradient(rgba(255,255,255,.045) 1px, transparent 1px);
  background-size: 3px 3px;
}

@media (prefers-reduced-motion: reduce) {
  #aurora i { animation: none !important; }
  * { animation-duration: .001ms !important; transition-duration: .001ms !important; }
}

/* ============ CRISTAL ============ */
.glass, .card, .table-wrap, .stat, .sidebar, .login-card, .preview-item {
  position: relative;
  background: var(--glass-bg);
  -webkit-backdrop-filter: var(--blur);
  backdrop-filter: var(--blur);
  border: 1px solid var(--line);
  border-radius: var(--r);
  box-shadow: var(--glass-sh);
}

/* filo especular: un hilo de luz en el borde superior izquierdo */
.glass::after, .card::after, .stat::after, .login-card::after, .preview-item::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  pointer-events: none;
  background: linear-gradient(120deg, rgba(255,255,255,.20), rgba(255,255,255,0) 34%,
                              rgba(255,255,255,0) 66%, rgba(255,255,255,.09));
  -webkit-mask: linear-gradient(#000, #000) content-box, linear-gradient(#000, #000);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  padding: 1px;
}

/* ============ ESTRUCTURA ============ */
.app {
  display: grid;
  grid-template-columns: 236px 1fr;
  min-height: 100vh;
  padding: 20px;
  gap: 20px;
}

.sidebar {
  padding: 18px 14px;
  align-self: start;
  position: sticky;
  top: 20px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.brand { display: flex; align-items: center; gap: 12px; padding: 0 6px; }

.brand-mark {
  width: 42px; height: 42px;
  flex: none;
  border-radius: 13px;
  display: grid;
  place-items: center;
  font-size: 19px;
  background: linear-gradient(150deg, var(--a1), var(--a3));
  box-shadow: 0 10px 26px -10px var(--a1), inset 0 1px 0 rgba(255,255,255,.5);
}

.brand-name {
  font-family: var(--dsp);
  font-size: 18px;
  font-weight: 800;
  letter-spacing: -.03em;
  line-height: 1.1;
}
.brand-sub {
  font-size: 11px;
  color: var(--faint);
  letter-spacing: .14em;
  text-transform: uppercase;
}

nav { display: flex; flex-direction: column; gap: 3px; }

.nav-link {
  display: flex;
  align-items: center;
  gap: 11px;
  padding: 10px 12px;
  border-radius: 13px;
  color: var(--muted);
  font-size: 14px;
  border: 1px solid transparent;
  transition: background .16s, color .16s;
}
.nav-link:hover { background: rgba(255,255,255,.07); color: var(--text); text-decoration: none; }
.nav-link.is-active {
  color: #fff;
  background: linear-gradient(120deg, rgba(39,67,255,.42), rgba(155,92,255,.26));
  border-color: rgba(255,255,255,.16);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.24);
}

.user-chip {
  margin-top: auto;
  padding: 12px 10px 4px;
  border-top: 1px solid var(--line);
  font-size: 13px;
}
.user-chip .u-name { font-weight: 500; }
.user-chip .u-role {
  display: block;
  color: var(--faint);
  font-size: 11.5px;
  letter-spacing: .04em;
}
.user-chip form { margin-top: 12px; }

.sidebar-foot { font-size: 10.5px; color: var(--faint); letter-spacing: .1em; text-transform: uppercase; }

.content { min-width: 0; padding-bottom: 40px; }

/* ============ CABECERAS ============ */
h1 { font-size: clamp(26px, 3.2vw, 34px); font-weight: 800; margin: 0 0 6px; }
h2 { font-size: 18px; margin: 0 0 12px; }
h3 { font-size: 16px; margin: 0 0 8px; }

.page-desc { color: var(--muted); font-size: 14px; margin: 0 0 22px; max-width: 62ch; }

.page-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 22px;
}

/* ============ TARJETAS ============ */
.card { padding: 20px; margin-bottom: 18px; }
.card h3 { margin-top: 0; }
.card p { color: var(--muted); font-size: 13.5px; }
.card > :last-child { margin-bottom: 0; }

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 14px;
  margin-bottom: 22px;
}

/* Cifras */
.stat { padding: 18px 18px 16px; }
.stat .l {
  font-size: 12px;
  color: var(--muted);
  line-height: 1.35;
  order: 1;
}
.stat .n {
  font-family: var(--dsp);
  font-size: 34px;
  font-weight: 800;
  letter-spacing: -.035em;
  line-height: 1;
  margin-top: 8px;
  order: 2;
  background: linear-gradient(100deg, var(--a2), var(--info));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.stat { display: flex; flex-direction: column; }

/* ============ BOTONES ============ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 20px;
  border-radius: 999px;
  border: 1px solid transparent;
  color: #fff;
  background: linear-gradient(140deg, var(--a1), var(--a3));
  box-shadow: 0 16px 34px -16px var(--a1), inset 0 1px 0 rgba(255,255,255,.42);
  cursor: pointer;
  font-weight: 500;
  font-family: inherit;
  transition: transform .16s, background .18s, box-shadow .2s;
}
.btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 20px 42px -16px var(--a1), inset 0 1px 0 rgba(255,255,255,.5);
  text-decoration: none;
}
.btn:active { transform: translateY(0); }
.btn:disabled { opacity: .45; cursor: not-allowed; transform: none; box-shadow: none; }

.btn-ghost {
  border-color: rgba(255,255,255,.18);
  background: rgba(255,255,255,.08);
  box-shadow: none;
  -webkit-backdrop-filter: blur(14px);
  backdrop-filter: blur(14px);
}
.btn-ghost:hover { background: rgba(255,255,255,.14); box-shadow: none; }

.btn-danger {
  background: linear-gradient(140deg, var(--a4), #FF3D6E);
  box-shadow: 0 16px 34px -16px var(--a4), inset 0 1px 0 rgba(255,255,255,.4);
}
.btn-danger:hover { box-shadow: 0 20px 42px -16px var(--a4), inset 0 1px 0 rgba(255,255,255,.5); }

.btn-sm { padding: 8px 14px; font-size: 13.5px; }
.btn-block { width: 100%; }

.actions { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; }

/* ============ FORMULARIOS ============ */
label {
  display: block;
  font-size: 12.5px;
  color: var(--muted);
  margin-bottom: 6px;
  letter-spacing: .01em;
}

input[type="text"], input[type="password"], input[type="email"],
input[type="number"], select, textarea {
  width: 100%;
  padding: 12px 14px;
  border-radius: var(--r-sm);
  border: 1px solid var(--line);
  background: rgba(255,255,255,.055);
  color: var(--text);
  transition: border-color .18s, background .18s;
}
input::placeholder, textarea::placeholder { color: rgba(234,240,255,.30); }
input:hover, select:hover, textarea:hover { background: rgba(255,255,255,.08); }
input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: rgba(111,168,255,.7);
  background: rgba(255,255,255,.10);
}
select option { background: #0A1024; color: var(--text); }

textarea { min-height: 120px; resize: vertical; line-height: 1.65; }
textarea.mono { font-family: var(--mono); font-size: 12.5px; }

.field { margin-bottom: 14px; }
.field-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 14px; }
.hint { font-size: 12px; color: var(--faint); margin-top: 5px; }
.hint.bad { color: var(--bad); }

/* Interruptor */
.toggle { display: flex; align-items: center; gap: 11px; cursor: pointer; user-select: none; }
.toggle input { position: absolute; opacity: 0; width: 0; height: 0; }
.toggle .track {
  width: 46px; height: 27px;
  border-radius: 99px;
  background: rgba(255,255,255,.13);
  border: 1px solid var(--line);
  position: relative;
  transition: background .2s;
  flex: none;
}
.toggle .track::after {
  content: "";
  position: absolute;
  top: 2px; left: 2px;
  width: 21px; height: 21px;
  border-radius: 50%;
  background: #fff;
  transition: transform .22s cubic-bezier(.4, 1.4, .5, 1);
  box-shadow: 0 3px 8px rgba(0,0,0,.35);
}
.toggle input:checked + .track { background: linear-gradient(120deg, var(--a1), var(--a3)); }
.toggle input:checked + .track::after { transform: translateX(19px); }
.toggle input:focus-visible + .track { outline: 2px solid var(--info); outline-offset: 3px; }
.toggle label { margin: 0; color: var(--text); font-size: 14px; }

/* La casilla simple sigue existiendo para formularios sin interruptor */
.check { display: flex; align-items: center; gap: 8px; }
.check input { width: auto; }
.check label { margin: 0; }

/* ============ TABLAS ============ */
.table-wrap {
  padding: 20px;
  margin-bottom: 18px;
  overflow-x: auto;
  overscroll-behavior-x: contain;
}
.table-wrap::-webkit-scrollbar { height: 8px; }
.table-wrap::-webkit-scrollbar-thumb { background: rgba(255,255,255,.16); border-radius: 99px; }

table { width: 100%; border-collapse: collapse; min-width: 720px; }

th {
  font-size: 11px;
  letter-spacing: .11em;
  text-transform: uppercase;
  color: var(--faint);
  font-weight: 500;
  text-align: left;
  padding: 0 14px 10px;
  white-space: nowrap;
}
td {
  padding: 13px 14px;
  border-top: 1px solid rgba(255,255,255,.08);
  font-size: 14px;
  vertical-align: middle;
}
tbody tr:hover td { background: rgba(255,255,255,.04); }

td.num, th.num { text-align: right; }
.truncate { max-width: 260px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

.var-in { color: var(--ok); }
.var-out { color: var(--bad); }

/* Motivo de una observación / rechazo */
.motivo {
  margin-top: 7px;
  padding: 9px 12px;
  border-radius: 12px;
  font-size: 12.5px;
  color: #FFE3AF;
  background: rgba(255,194,75,.10);
  border: 1px solid rgba(255,194,75,.28);
  border-left: 3px solid var(--warn);
  max-width: 60ch;
}
.motivo b { color: var(--warn); font-weight: 600; }

/* ============ ESTADO VACÍO ============ */
.empty { padding: 46px 24px; text-align: center; }
.empty .big {
  width: 52px; height: 52px;
  border-radius: 17px;
  margin: 0 auto 14px;
  display: grid;
  place-items: center;
  font-size: 24px;
  background: rgba(255,255,255,.06);
  border: 1px solid var(--line);
  opacity: .85;
}
.empty h4 { font-family: var(--dsp); font-size: 16px; margin-bottom: 6px; }
.empty p { margin: 0 auto 16px; font-size: 13.5px; color: var(--muted); max-width: 44ch; }

/* ============ PÍLDORAS DE ESTADO ============ */
.pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 11px 4px 8px;
  border-radius: 999px;
  font-size: 12.5px;
  white-space: nowrap;
  border: 1px solid;
  line-height: 1.35;
}
/* el punto se genera solo: no hace falta marcarlo en cada plantilla */
.pill::before {
  content: "";
  width: 7px; height: 7px;
  border-radius: 50%;
  flex: none;
  background: currentColor;
}

.pill-enviado, .pill-nuevo {
  color: #CFE0FF; border-color: rgba(207,224,255,.28); background: rgba(207,224,255,.10);
}
.pill-en_proceso_aprobacion, .pill-pendiente, .pill-correo {
  color: var(--info); border-color: rgba(111,168,255,.36); background: rgba(111,168,255,.13);
}
.pill-en_proceso_aprobacion::before {
  box-shadow: 0 0 0 0 rgba(111,168,255,.5);
  animation: pulse 2.4s infinite;
}
@keyframes pulse {
  70%  { box-shadow: 0 0 0 7px rgba(111,168,255,0); }
  100% { box-shadow: 0 0 0 0 rgba(111,168,255,0); }
}

.pill-aprobada, .pill-registrado {
  color: var(--ok); border-color: rgba(35,224,184,.34); background: rgba(35,224,184,.12);
}
.pill-rechazada, .pill-error {
  color: var(--bad); border-color: rgba(255,107,139,.36); background: rgba(255,107,139,.12);
}
.pill-observada {
  color: var(--warn); border-color: rgba(255,194,75,.38); background: rgba(255,194,75,.13);
}
.pill-duplicado, .pill-no_factura {
  color: var(--faint); border-color: var(--line); background: rgba(255,255,255,.05);
}
.pill-proveedor {
  color: var(--a3); border-color: rgba(155,92,255,.4); background: rgba(155,92,255,.14);
}

/* Marca aparte: no es un estado del flujo, por eso va en contorno punteado */
.pill-auto {
  color: var(--auto);
  border-style: dashed;
  border-color: rgba(176,140,255,.55);
  background: rgba(176,140,255,.10);
}
.pill-auto::before {
  content: "✦";
  background: none;
  width: auto; height: auto;
  font-size: 11px;
  line-height: 1;
}

/* ============ MEDIDOR DE DÍAS HÁBILES ============ */
.meter { display: inline-flex; align-items: center; gap: 7px; }
.meter .segs { display: flex; gap: 3px; }
.meter .seg {
  width: 15px; height: 6px;
  border-radius: 3px;
  background: rgba(255,255,255,.14);
}
.meter .seg.f { background: linear-gradient(90deg, var(--info), var(--a3)); }
.meter .seg.late { background: var(--bad); }
.meter .t { font-size: 12px; color: var(--muted); font-family: var(--mono); }
.meter .flag {
  width: 8px; height: 8px;
  border-radius: 2px;
  transform: rotate(45deg);
  background: var(--auto);
  box-shadow: 0 0 10px rgba(176,140,255,.8);
}

/* ============ AVISOS ============ */
.alert {
  padding: 13px 16px;
  border-radius: var(--r-sm);
  margin-bottom: 18px;
  font-size: 13.5px;
  border: 1px solid;
}
.alert-ok { background: rgba(35,224,184,.10); border-color: rgba(35,224,184,.34); color: var(--ok); }
.alert-err { background: rgba(255,107,139,.10); border-color: rgba(255,107,139,.36); color: #FFC9D4; }
.alert-warn { background: rgba(255,194,75,.10); border-color: rgba(255,194,75,.34); color: #FFE3AF; }

/* ============ BLOQUE FIJO (capa de seguridad) ============ */
.locked {
  border: 1px solid rgba(35,224,184,.34);
  background: repeating-linear-gradient(135deg,
              rgba(35,224,184,.05) 0 10px, rgba(35,224,184,.02) 10px 20px);
  border-radius: 16px;
  padding: 16px;
}
.locked-h {
  display: flex;
  align-items: center;
  gap: 9px;
  margin-bottom: 10px;
  font-size: 13px;
  color: var(--ok);
}
.locked pre {
  margin: 0;
  font-family: var(--mono);
  font-size: 12px;
  line-height: 1.7;
  color: rgba(234,240,255,.82);
  white-space: pre-wrap;
  word-break: break-word;
}

/* ============ PAGINACIÓN ============ */
.pager {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 18px;
  flex-wrap: wrap;
  font-size: 12.5px;
  color: var(--muted);
}
.pager a, .pager span.cur {
  padding: 8px 14px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,.18);
  background: rgba(255,255,255,.08);
  color: var(--muted);
}
.pager a:hover { background: rgba(255,255,255,.14); color: #fff; text-decoration: none; }
.pager span.cur {
  background: linear-gradient(120deg, rgba(39,67,255,.42), rgba(155,92,255,.26));
  color: #fff;
  border-color: rgba(255,255,255,.16);
}
.pager .count { margin-left: auto; color: var(--faint); font-family: var(--mono); }

/* ============ LOGIN ============ */
.login-wrap { min-height: 100vh; display: grid; place-items: center; padding: 24px; }
.login-card { width: min(420px, 100%); padding: 38px 34px 30px; }
.login-card .brand { margin-bottom: 26px; padding: 0; }
.login-card h1 { font-size: 22px; margin-bottom: 4px; }
.login-card .page-desc { font-size: 13.5px; margin-bottom: 24px; }
.login-card .btn { width: 100%; margin-top: 8px; }
.login-foot { margin-top: 18px; font-size: 12.5px; color: var(--faint); text-align: center; }

/* ============ SUBIDA (drag & drop) ============ */
.dropzone {
  padding: 44px 28px;
  text-align: center;
  border: 1.5px dashed rgba(255,255,255,.24);
  border-radius: var(--r);
  background: var(--glass-bg);
  -webkit-backdrop-filter: var(--blur);
  backdrop-filter: var(--blur);
  cursor: pointer;
  transition: border-color .2s, background .2s, transform .2s;
}
.dropzone:hover { border-color: rgba(255,255,255,.4); }
.dropzone.is-over {
  border-color: var(--a2);
  background: rgba(18,208,192,.10);
  transform: scale(1.007);
  box-shadow: 0 0 0 6px rgba(18,208,192,.10), var(--glass-sh);
}
.dropzone .dz-icon {
  width: 62px; height: 62px;
  border-radius: 20px;
  margin: 0 auto 16px;
  display: grid;
  place-items: center;
  font-size: 28px;
  background: linear-gradient(150deg, rgba(39,67,255,.5), rgba(18,208,192,.4));
  border: 1px solid rgba(255,255,255,.2);
}
.dropzone .dz-title { font-family: var(--dsp); font-size: 20px; font-weight: 600; margin-bottom: 6px; }
.dropzone .dz-sub { color: var(--muted); font-size: 14px; }

.rules { display: flex; gap: 8px; flex-wrap: wrap; justify-content: center; margin-top: 18px; }
.rule {
  font-size: 12px;
  padding: 5px 12px;
  border-radius: 999px;
  background: rgba(255,255,255,.06);
  border: 1px solid var(--line);
  color: var(--muted);
}
.rule b { color: var(--text); font-weight: 600; }

/* Cola de documentos */
.queue { margin-top: 18px; }

.q-item {
  display: grid;
  grid-template-columns: 38px 1fr auto;
  gap: 14px;
  padding: 14px;
  border-radius: 16px;
  border: 1px solid var(--line);
  background: rgba(255,255,255,.04);
  margin-bottom: 9px;
  align-items: center;
}
.q-item.is-error { border-color: rgba(255,107,139,.42); background: rgba(255,107,139,.08); }
.q-item.is-done { border-color: rgba(35,224,184,.32); }

.q-icon {
  width: 38px; height: 38px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  font-size: 16px;
  background: rgba(255,255,255,.07);
  border: 1px solid var(--line);
}
.q-name { font-size: 14px; word-break: break-all; }
.q-meta { font-size: 12px; color: var(--faint); margin-top: 2px; font-family: var(--mono); }
.q-meta .err { color: var(--bad); }
.q-meta .ok { color: var(--ok); }

.q-bar {
  height: 5px;
  border-radius: 99px;
  background: rgba(255,255,255,.11);
  overflow: hidden;
  margin-top: 9px;
}
.q-bar > i {
  display: block;
  height: 100%;
  width: 0;
  border-radius: 99px;
  background: linear-gradient(90deg, var(--a1), var(--a2));
  transition: width .25s ease;
}
.q-item.is-done .q-bar > i { background: linear-gradient(90deg, var(--a2), var(--ok)); }
.q-item.is-error .q-bar > i { background: linear-gradient(90deg, var(--bad), var(--a4)); }

.q-state { text-align: right; font-size: 12px; color: var(--muted); white-space: nowrap; }

/* ============ PREVISUALIZACIÓN ============ */
.preview-item { padding: 20px; margin-bottom: 18px; }

.preview-grid {
  display: grid;
  grid-template-columns: 1.05fr .95fr;
  gap: 18px;
}

.preview-frame {
  width: 100%;
  height: 520px;
  border: 0;
  border-radius: 14px;
  background: #F6F7FB;
  box-shadow: inset 0 0 0 1px rgba(0,0,0,.08);
}
.preview-frame.img { background: rgba(0,0,0,.3); object-fit: contain; display: block; }

.preview-none {
  height: 520px;
  display: grid;
  place-items: center;
  border: 1.5px dashed rgba(255,255,255,.2);
  border-radius: 14px;
  color: var(--faint);
  text-align: center;
  padding: 20px;
}

/* Ficha de datos: etiqueta a la izquierda, valor alineado a la derecha */
.dl { margin: 0; }
.dl dt {
  color: var(--muted);
  font-size: 13px;
  float: left;
  clear: left;
  padding: 11px 0;
}
.dl dd {
  margin: 0;
  text-align: right;
  font-family: var(--mono);
  font-size: 13.5px;
  padding: 11px 0;
  border-bottom: 1px solid rgba(255,255,255,.08);
  overflow: hidden;
}
.dl dd:last-of-type { border-bottom: 0; }
.dl dd.big { font-size: 19px; font-weight: 600; }

/* Variante para pantallas de detalle: dos columnas, valor alineado a la
   izquierda. La de arriba (hoja de datos) no sirve con textos largos. */
.dl.plain { display: grid; grid-template-columns: 150px 1fr; gap: 0 16px; }
.dl.plain dt { float: none; padding: 10px 0; }
.dl.plain dd {
  text-align: left;
  font-family: var(--bdy);
  font-size: 14px;
  padding: 10px 0;
  word-break: break-word;
}
.dl.plain dt { border-bottom: 1px solid rgba(255,255,255,.08); }
.dl.plain dt:last-of-type, .dl.plain dd:last-of-type { border-bottom: 0; }

/* Lista de sustentos y documentos */
.file-list { list-style: none; padding: 0; margin: 0; }
.file-list li {
  display: flex;
  align-items: center;
  gap: 11px;
  padding: 11px 13px;
  border-radius: 13px;
  border: 1px solid var(--line);
  background: rgba(255,255,255,.04);
  margin-bottom: 8px;
  font-size: 13.5px;
}
.file-list .f-name { flex: 1; word-break: break-word; }
.file-list .f-size { color: var(--faint); font-family: var(--mono); font-size: 11.5px; white-space: nowrap; }

/* ============ AGENTES ============ */
.kv {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 8px 0;
  font-size: 13px;
  border-top: 1px solid rgba(255,255,255,.07);
}
.kv span:first-child { color: var(--muted); }
.kv span:last-child { font-family: var(--mono); font-size: 12.5px; }

.ver {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  padding: 10px 13px;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: rgba(255,255,255,.04);
  font-size: 13px;
  margin-bottom: 7px;
}
.ver .m { font-family: var(--mono); font-size: 11.5px; color: var(--faint); }
.ver .now {
  font-size: 11px;
  color: var(--ok);
  border: 1px solid rgba(35,224,184,.35);
  padding: 2px 8px;
  border-radius: 99px;
}

.send { border-color: rgba(35,224,184,.3); }
.send ol { margin: 12px 0 18px; padding-left: 20px; color: var(--muted); font-size: 13.5px; line-height: 1.85; }
.send ol b { color: var(--text); font-weight: 500; }

/* ============ VARIOS ============ */
.divider { height: 1px; background: var(--line); margin: 22px 0; border: none; }

pre.code {
  background: rgba(0,0,0,.35);
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  padding: 15px;
  overflow-x: auto;
  font-family: var(--mono);
  font-size: 12px;
  line-height: 1.7;
  color: rgba(234,240,255,.82);
  white-space: pre-wrap;
  word-break: break-word;
}

.tag-source { font-size: 12px; color: var(--faint); font-family: var(--mono); }

details summary { cursor: pointer; color: var(--muted); font-size: 13.5px; }

/* ============ RESPONSIVE ============ */
@media (max-width: 1180px) {
  .cards { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 960px) {
  .app { grid-template-columns: 1fr; padding: 14px; gap: 14px; }
  .sidebar {
    position: static;
    padding: 14px;
    flex-direction: row;
    align-items: center;
    gap: 14px;
    flex-wrap: wrap;
  }
  .sidebar .brand { margin: 0; flex: none; }
  nav {
    flex-direction: row;
    overflow-x: auto;
    gap: 6px;
    flex: 1;
    padding-bottom: 2px;
    scrollbar-width: none;
  }
  nav::-webkit-scrollbar { display: none; }
  .nav-link { white-space: nowrap; padding: 9px 13px; font-size: 13px; }
  .user-chip { margin: 0; border-top: 0; padding: 0; }
  .user-chip .u-name, .user-chip .u-role { display: none; }
  .user-chip form { margin: 0; }
  .sidebar-foot { display: none; }
  .preview-grid { grid-template-columns: 1fr; }
  .field-row { grid-template-columns: 1fr; }
}

@media (max-width: 620px) {
  .cards { grid-template-columns: 1fr 1fr; gap: 10px; }
  .stat { padding: 14px; }
  .stat .n { font-size: 27px; }
  .card, .table-wrap { padding: 16px; }
  .q-item { grid-template-columns: 32px 1fr; gap: 11px; }
  .q-state { grid-column: 1 / -1; text-align: left; }
  .dl dt { float: none; padding-bottom: 0; }
  .dl dd { text-align: left; padding-top: 2px; }
}